Search Results — 2000 specimen records retrieved (1436 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1134166  Abies magnifica var. shastensis P. L. Johannsen 1933-7-14 189 Shasta Shasta Bally Weaverville Quad., Shasta Belly 1828 Comment
  CAS-BOT-BC330600  Acer circinatum Elmer I. Applegate 1921-10-16 3393 Shasta Castle Craggs, Sacramento River Comment
  JEPS105464  Acer circinatum Dean W. Taylor 1995-7-2 15212 Shasta Goose Valley; about 4 air miles northwest of Burney; Shasta-Trinity National Forest; western margin of the valley 944 Comment
  POM284603  Acer circinatum Lyman D. Benson 1930-7-18 2221 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA46298  Acer circinatum Roxana S. Ferris 1955-7-11 12963 Shasta W slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. #299. 1189 Comment
  SJSU525  Acer circinatum G. Witherspoon 1940-6-25 2086 Shasta McArthur Burney Falls State Park 1219 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-BC330614  Acer circinatum William A. Dayton 1913-8-25 17513 Shasta Shasta forest, Screwdriver Creek, Summit Lake Range 1524 Comment
  CHSC98800  Acer glabrum Julie Kierstead Nelson 2006-6-16 2006 -20 Shasta Girard Lookout, 2 miles southwest of Castle Crags. Along access road in shade. 1463 Comment
  HSC84191  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1982-5-15 10450 Shasta 1220 Comment
  POM186942  Acer macrophyllum Marcus E. Jones 1931-7-17 28943 Shasta Shasta City (Session's). Comment
  HSC32407  Acer macrophyllum Steven Lagos 1974-4-21 30 Shasta Hwy. 299 366 Comment
  CDA9163  Achillea filipendulina J. M. DiTomaso 2002-5-29 s.n. Shasta East of Redding, at junction of Highway 44, Palocedro-Deschutes Road. 0 Comment
  CHSC9253  Achillea millefolium G. Strausbaugh 1970-6-21 105 Shasta Buckhorn Bally near summit ca. 4 mi. s from U.S.Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  CAS-BOT-BC28652  Achillea millefolium Hans Leschke 1956-9-20 s.n. Shasta Lassen National Park: Hat Lake 1965 Comment
  UC1024826  Achnatherum lemmonii Leo Whitney 1935-6-12 3235 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UCD50503  Achnatherum lemmonii Beecher Crampton 1960-6-16 5645 Shasta N.E. Shasta County: ca. 7 miles south of Fall River Mills. Comment
  CAS-BOT-BC210850  Achnatherum occidentale subsp. californicum L. E. Smith 1914-7-4 738 Shasta Redding Comment
  SEINET232910  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8336 Shasta Lassen Volcanic NP ; Campground at SW entrance to Lassen Volcanic NP. Comment
  UC1738899  Achnatherum occidentale subsp. californicum Dean W. Taylor 1975-8-24 5396 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2499 Comment
  UC711922  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-10 10448 Shasta upper meadows, Kings Creek Lassen National Park, Kings Creek 2240 Comment
  RSA91734  Achnatherum occidentale subsp. californicum F. W. Peirson 1932-7-13 10104 Shasta Thousand-Lake Basin 1982 Comment
  SEINET232950  Achnatherum occidentale subsp. occidentale L. R. Firestone, H Firestone 1983-8-11 8340 Shasta Lost Creek Organizational Campground. 1695 Comment
  UC769937  Achnatherum occidentale subsp. occidentale R. F. Hoover 1940-9-21 4609 Shasta se flank of Lassen Peak Lassen Peak Comment
  RSA657091  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-11 8339 Shasta Lassen Volcanic National Park, Parking area of Sites 43-44 2238 Comment
  SD104463  Acmispon grandiflorus var. grandiflorus Reid Moran 1978-6-25 26098 Shasta West of Little Roaring Creek. 725 Comment
  CAS-BOT-BC391492  Aconitum columbianum subsp. columbianum Roxana S. Ferris; Laura Lorraine 1941-8-10 10471 Shasta Lassen National Park, near Summit Lake 2042 Comment
  CAS-BOT-BC391494  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-6-29 873 Shasta Goose Valley 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
  CAS-BOT-BC29316  Adenocaulon bicolor C. R. Quick 1953-8-2 53 -109 Shasta Northeast of Montgomery Creek Comment
  JEPS123384  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Dry Fork, at USFS Road 33N21/BLM Chappie-Shasta OHV Aren Road 2 crossing; approximately 3 mi west of Shasta Dam. Shasta Dam, 7.5' Q. 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
  UCD166592  Adiantum shastense Dylan O. Burge 2016-9-1 2135 Shasta Cedar Creek. 430 Comment
  CHSC118212  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, southeast of Sugarloaf Creek. UTM 10T 0547918E/4521385N. 487 Comment
  CHSC118378  Adiantum shastense Sarah Tona 2015-3-9 1 Shasta Along USFS road 35N25, near UPRR tracks, approx. 1 mi. east of Sugarloaf and north of Salt Creek Inlet, Shasta Lake. UTM 10T 552295E / 4523437N 438 Comment
  CHSC118404  Adiantum shastense Len Lindstrand III 2015-2-26 21224 Shasta Ridge south of Nawtawaket Creek. UTM 10N 0563813/4533439 381 Comment
  HSC104383  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, SE of Sugarloaf Creek 488 Comment
  UCD166840  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. 365 Comment
  CHSC93209  Aegilops cylindrica R. Fischer 2005-7-18 600 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a road bed near Horr Pond and camp 7, also obs. on roadbed along the upper end of Big Lake. 1010 Comment
  CDA35751  Aegilops triuncialis C. Yingst 2011-6-17 PDR# 1555674 Shasta Lakehead, Interstate 5 at Riverview Road, mile marker 42.5, north-bound on-ramp. 0 Comment
  HSC13491  Aesculus californica J. F. Knezevich 1967-6-2 176 Shasta 1.5 mi. from the Shasta Dam spillway. 366 Comment
  UCLA72475  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  JEPS89519  Ageratina occidentalis Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen National Forest Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness 2438 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
  JEPS89523  Ageratina shastensis G. L. Stebbins 1967-9-9 Shasta on North Gray Rocks on the McCloud Arm of Shasta Lake McCloud Arm of Shasta Lake; , North Gray Rocks 701 Comment
  UCD128546  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2406 Shasta Hirtz Mountain. 1066 Comment
  CAS-BOT-BC46142  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-6-1 4183 Shasta Fall River Springs 1066 Comment
  UC1100109  Agrostis alba Verne Grant and Irving Schneider 1967-8-29 8360 Shasta on Hwy 299 about seven mi downstream Fall River Mills; Pit River, Bridge 6-27 Comment
  CAS-BOT-BC127387  Agrostis exarata Hans Leschke 1954-9-21 s.n. Shasta Lassen Volcanic National Park. Kings Creek Falls. 2057 Comment
  UCD52523  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta along the railroad at Castle Crag. 640 Comment
  CAS-BOT-BC139582  Agrostis gigantea John Thomas Howell 1960-8-22 36337 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  UCD53206  Agrostis pallens A. A. Beetle 1944-8-15 3022 Shasta west of Burney. Comment
  UC1543771  Agrostis perennans Harold and Virginia Bailey 1948-8-27 2907 Shasta near Badger Flat Road crossing; Lassen Volcanic National Park, Hat Creek 1920 Comment
  UC585544  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta nw of Anderson; Happy Valley 182 Comment
  CAS-BOT-BC138649  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta Happy Valley (northwest of Anderson). 182 Comment
  JEPS28268  Agrostis variabilis George W. Gillett 1957-8-8 998 Shasta meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park 2499 Comment
  UC1543793  Agrostis variabilis Harold and Virginia Bailey 1948-8-27 2921 a Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  SEINET14058241  Agrostis variabilis Unknown 1969-1 2184 Shasta 5.8 miles North of South entrance to Lassen Volcanic National Park Comment
  SEINET10467602  Aira caryophyllea Billy Joe Cox 1971-6-10 Cox 3177 Shasta 15 mi s of weed on i-5. Silver hairgrass. Comment
  CAS-BOT-BC138358  Aira caryophyllea var. caryophyllea John Thomas Howell 1954-4-26 s.n. Shasta Tower House, W of Redding 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
  SEINET12049497  Allium M. S. Baker, Nutting, F. 1894-1 s.n. Shasta Marley's station Comment
  HSC2915  Allium acuminatum C. L. Hitchcock 1940-5-27 6636 Shasta Near McArthur Comment
  SEINET11102722 Image available Allium amplectens J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31411 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
  UCD138466  Allium amplectens A. A. Beetle 1942-5-21 3321 Shasta 5 miles south of Ingot Redding Experimental Plot. Comment
  SEINET3883781  Allium amplectens D. W. McNeal 1980-6-6 2368 Shasta Beside Hwy. #89, 9.9 mi. nw. of the jct. of Hwy. #299.; 0 Comment
  CAS-BOT-BC462982  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding; foothills of mountains Comment
  CAS-BOT-BC462984  Allium bolanderi D. B. McAllister 1918-4-29 s.n. Shasta Ydaloom Comment
  CAS-BOT-BC464497  Allium campanulatum Alice Eastwood 1912-6-28 684 Shasta Burney Comment
  RSA70448  Allium campanulatum F. W. Peirson 1932-7-12 10129 Shasta Trail below camp; Thousand-Lake Basin. 1951 Comment
  JEPS105074  Allium falcifolium Dean W. Taylor 1993-6-2 13542 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CAS-BOT-BC474283  Allium obtusum var. obtusum John Thomas Howell 1961-6-20 36567 Shasta South slope of Diamond Peak 2255 Comment
  SEINET8191520  Allium peninsulare A. A. Heller 1905-5-26 7861 Shasta Near Redding. Comment
  SBBG27983  Allophyllum gilioides C. L. Hitchcock 1940-5-24 6564 Shasta Hat Crk, W of Fall River Hills Comment
  UC879948  Allophyllum gilioides subsp. gilioides C. L. Hitchcock 1940-5-24 6564 Shasta on Hat Creek ca. 20 mi. w. Fall R. Mills; Hat Creek Comment
  UCSB16059  Allophyllum gilioides subsp. violaceum Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  UC1543686  Alnus incana subsp. tenuifolia Harold and Virginia Bailey 1948-8-26 2836 Shasta Manzanita Creek Lassen Volcanic National Park (above campgrounds) 1798 Comment
  UCD109972  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-22 36323 Shasta Lassen Volcanic National Park, Manzanita Lake. 1783 Comment
  CAS-BOT-BC465591  Alnus rhombifolia Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -045 Shasta Sacramento River canyon W of Interstate 5 E of Eagles Roost Road and railroad tracks; at Gibson curve 447 Comment
  HSC100284  Alnus viridis subsp. sinuata J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13398 Shasta Along East County Line Road. 1324 Comment
  UC1755041  Alnus viridis subsp. sinuata Dean W. Taylor 1999-8-13 17342 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  CAS-BOT-BC138155  Alopecurus aequalis var. aequalis Lee Bonar 1934-7-12 s.n. Shasta Lassen National Park. At edge of Manzanita Lake. Comment
  CDA12999  Alopecurus carolinianus G. F. Hrusa 1996-4-3 12904 Shasta Upper Sacramento Valley; Vernally wet area at edge of wheat field in open more or less disturbed site. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Annual. Comment
  CAS-BOT-BC137982  Alopecurus pratensis John Thomas Howell 1952-6-13 28328 Shasta 2 miles north of Castle Crags. Comment
  UCD55811  Alopecurus pratensis John Thomas Howell 1952-6-13 28328 Shasta 2 miles north of Castle Crags. Comment
  SJSU11274  Alopecurus pratensis S. H. Casey 1980-6-21 1167 Shasta pond by state route A19, 3 mi W of McArthur, NW Shasta County Comment
  RSA58399  Amelanchier pallida G. R. Campbell 1948-6-17 62 Shasta Mid way between Dana and Pondosa Comment
  CAS-BOT-BC136867  Amelanchier utahensis Alice Eastwood 1912-7-24 1364 Shasta Castella Comment
  RSA121734  Amorpha californica Rimo Bacigalupi 1934-5-28 2334 Shasta Kennett. 213 Comment
  CAS-BOT-BC222295  Amsinckia Alice Eastwood; John Thomas Howell 1940-6-11 7923 Shasta Near Fall River Mills Comment
  CDA40475  Amsinckia intermedia Dr. Mace 1960-5-26 s.n. Shasta Whitmore. 0 Comment
  POM260289  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCD119717  Amsinckia lycopsoides J. K. Clark 1966-4-7 6 Shasta On Lower Springs Road, 5 miles south of U.S. Highway 299W. 213 Comment
  JEPS104269  Anchusa officinalis Lowell Ahart 2003-5-12 10127 Shasta Rd margin, on the south side of Ash Creek Rd, 500 feet south of Ash Creek, 2.0 mi (air) ne of confluence of the Sacramento River and Ash Creek, ca 7 mi (air) east-southeast of Anderson. 128 Comment
  UCD56065  Andropogon glomeratus var. pumilus Duncan Dunning 1928-12-19 s.n. Shasta Kennett, along Snow Squaw Creek. 457 Comment
  JEPS16083  Angelica breweri W. L. Jepson 1929-9-30 15330 Shasta Manzanita Lake, Lassen Peak Lassen Peak; Manzanita Lake, Lassen Peak 1828 Comment
  JEPS100718  Angelica californica Dean Wm. Taylor with Glenn Clifton 1990-6-11 10852 Shasta ca. 2.5 air miles NW of Shingletown, at S base of Di Hill. Along right of way of Pacific Gas Pipeline 670 Comment
  CHSC71276  Antennaria argentea Vernon H. Oswald 1998-6-22 9234 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  SJSU1552  Antennaria argentea C. W. Sharsmith 1954-6-23 6196 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  CHSC90260  Antennaria dimorpha L. P. Janeway 2001-5-28 7085 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
  JEPS28777  Antennaria geyeri George W. Gillett 1957-8-15 1076 Shasta Crescent Crater; Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC69133  Antennaria geyeri George W. Gillett 1957-8-15 1076 Shasta Crescent Crater. On the north saddle of crater rim. Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC77341  Antennaria media Lewis S. Rose 1945-9-4 45243 Shasta Summit Lassen Peak Highway 2590 Comment
  RSA82862  Antennaria media J. M. Tucker 1951-8-3 2211 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  UCD128944  Antennaria rosea G. F. Hrusa 1992-5-3 10486 Shasta between Highway 299 and town of Big Bend along Big Bend Road. Comment
  JEPS87588  Anthoxanthum aristatum Vernon H. Oswald and Lowell Ahart 1994-5-6 6186 Shasta sw of Clikapudi Bay (off the Pit Arm of Shasta Lake, Backbone Road (34N02), near the spur trail to Clikapudi Trail); Backbone Road (34N02) 350 Comment
  UC565959  Antirrhinum cornutum A. E. Wieslander 1933-10-12 343 Shasta near Kennett; Redding Quad. 243 Comment
  UCD123432  Antirrhinum cornutum R. Tofsrud 1949-6-1 s.n. Shasta about 5 miles west of Ono. Comment
  CHSC98792  Antirrhinum vexillo-calyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -043 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms. 365 Comment
  JEPS5351  Antirrhinum vexillocalyculatum subsp. breweri Willis L. Jepson 1894-8-10 21315 Shasta Sima sta. Sims sta.; Sacramento River Canyon Comment
  CDA10987  Apera interrupta G. F. Hrusa 1991-6-26 8479 Shasta Pit River Drainage; approx. 1 mile N of MacArthur at S end of MacArthur Swamp. Comment
  UCD54501  Apera interrupta sent in by Dan Marcum 2006-6-7 s.n. Shasta Fall River Valley. SE of intersection of McArthur Rd. and Archie Brown Rd. Comment
  CDA27226  Apera interrupta V. Popescu 2003-6-9 s.n. Shasta Northern California; S of Pittville. 0 Comment
  UCD37461  Apocynum androsaemifolium Beecher Crampton 1960-6-16 5664 Shasta Shasta County, 3 miles north of Fall River Mills, eastern slope of Saddle Mountain. 1097 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC389713  Aquilegia formosa V. Welch 1969-8-31 92 Shasta Echo Lake Comment
  CAS-BOT-BC397929  Aquilegia formosa Tom Pucci 1960-7-21 s.n. Shasta Lassen Park Comment
  CHSC9189  Arabidopsis thaliana G. Strausbaugh 1970-3-29 25 Shasta E side of Whiskeytown Hwy. where Whiskey Creek inlets lake just off pavement. 371 Comment
  SEINET10448410  Arabis breweri Mary Susan Taylor 1980-6-25 Taylor 2967 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  HSC39205  Arabis glabra J. P. Smith 1976-5-22 8796 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  HSC6526  Arabis glabra W. L. Jepson 1940-7-4 20129 Shasta Little Hatchet Creek 1159 Comment
  SEINET10448421  Arabis holboellii var. pinetorum Mary Susan Taylor 1980-6-25 Taylor 2971 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  JEPS98752  Aralia californica Julie Kierstead Nelson 2000-9-7 2000 -44 Shasta 1 mi W of Castle Crags State Park (North Fork Castle Creek at Road 25 crossing); Shasta-Trinity National Forest, Mt. Shasta Ranger District 792 Comment
  CAS-BOT-BC171612  Aralia californica William A. Dayton 1913-8-25 540 Shasta Screwdriver Creek, Summit Lake Range, Shasta forest. 1554 Comment
  SEINET2471394  Arceuthobium californicum R. L. Mathiasen 2008-9-15 2008 -28 Shasta 3.5 km SE of Bartle on St. Rte. 89 1225 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
  CAS-BOT-BC38978  Arctostaphylos malloryi Walter Knight; Irja Knight; James I. Mallory 1979-9-7 3426 Shasta 1 mi. NNW Iron Mt. mine. Near Redding Comment
  CAS-BOT-BC38979  Arctostaphylos malloryi Walter Knight; Irja Knight; James I. Mallory 1979-9-7 3425 Shasta 1 mi. NNW Iron Mt. mine. Near Redding SW 1/4, NW 1/4 Comment
  CHSC118195  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Nothwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek. Coordinates: UTM 10T NAD83 0538910E/ 4503655N. 1021 Comment
  JEPS117851  Arctostaphylos manzanita Julie Kierstead Nelson 2006-6-16 2006 -25 Shasta Girard Lookout, 2 miles southwest of Castle Crags. 1463 Comment
  LA28779  Arctostaphylos manzanita C. Hart Merriam; 1899-10-2 3 Shasta Redding Comment
  RSA122402  Arctostaphylos manzanita subsp. manzanita P. L. Johannsen 1932-6-1 97 Shasta Sear Creek, Redding. 366 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
  UC1187348  Arctostaphylos manzanita subsp. wieslanderi J. I. Mallory 1961-3-28 204 Shasta 1/2 mi n Black Butte; Quad 33B2 644 Comment
  CAS-BOT-BC38650  Arctostaphylos manzanita subsp. wieslanderi C. Hart Merriam 1919-10-18 s.n. Shasta Redding - 1.5 miles north on NE side of Sacramento River Comment
  RSA659536  Arctostaphylos nevadensis Gary D. Wallace 1990-6-29 2945 Shasta Cascade Range: Lassen Park, Emerald Lake, west side of lake, trail to Bumpass Hell. 2466 Comment
  RSA121331  Arctostaphylos nevadensis H. R. Josephson 1933-6-12 18 Shasta Shoemaker Bally, Weaverville quadrangle. 1524 Comment
  CAS-BOT-BC465583  Arctostaphylos patula Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -024 Shasta Summit of Minnesota Mountain, eastern Klamath Range, E of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms 1293 Comment
  CDA12153  Arctostaphylos patula G. F. Hrusa 1989-4-1 5903 Shasta North Coast Ranges; Hwy 36 very near Tehama/Shasta County line. Comment
  CHSC42154  Arctostaphylos patula C. E. Laver 1986-3-31 Shasta Ca. 1 mi E of Little Hatchet Creek and 4 mi NW of Hatchet Mountain. 1219 Comment
  HSC93479  Arctostaphylos patula G. Fred Hrusa 1989-4-1 5903 Shasta Along Hwy. 36 very near Tehama/Shasta County line 900 Comment
  UCD53439  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1967-10-23 1144 Shasta Ca. 100 yds. north of state route 299 on dirt road; 3.2 road miles east of Buckhorn summit. Comment
  CAS-BOT-BC46542  Arctostaphylos patula L. S. Smith 1913-3-12 s.n. Shasta Mc. Cloud River. Comment
  SEINET11988279  Arctostaphylos patula Unknown 1962-1 349 Shasta 0.5 mi E of Buckhorn Summit, boundary of Shasta & Trinity Co. off Hwy 299 Comment
  CHSC81499  Arctostaphylos viscida Ann Willyard 1999-1-9 160 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  CHSC9292  Arctostaphylos viscida G. Strausbaugh 1970-3-7 6 Shasta N bank ca. 15 ft above water's edge and ca. 25 yeds N of culvert where Whiskey Creek inlets lake. 370 Comment
  UCSB23682  Arctostaphylos viscida McMinn, Howard 1931-5-28 Shasta SE Redding airport Comment
  UCSB71745  Arctostaphylos viscida Sarr, Dan 1995-7-30 Shasta 8 mi. SE of Redding on Highway 36 200 Comment
  CAS-BOT-BC47003  Arctostaphylos viscida subsp. viscida John Thomas Howell 1927-4-6 2309 Shasta Near Whiskeytown. Comment
  CAS-BOT-BC47034  Arctostaphylos viscida subsp. viscida A. A. Heller 1928-2-11 14475 Shasta Between Anderson and Cottonwood along the Pacific Highway. Comment
  CAS-BOT-BC47040  Arctostaphylos viscida subsp. viscida Ruth Garrecht 1922-4-3 s.n. Shasta Redding. Comment
  UC1193016  Arctostaphylos viscida subsp. viscida K. Cuff 1949-7-31 99 Shasta 6 mi ne Platina 457 Comment
  UC54437  Arctostaphylos viscida subsp. viscida H. M. Hall and E. B. Babcock June 1903 4008 Shasta near McCloud River; Sierra Nevada Mountains 243 Comment
  JEPS90737  Arenaria kingii var. glabrescens Dean Wm. Taylor and Ingrid Olmstead 1974-7-31 4653 Shasta Magee Peak and vicinity Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  CAS-BOT-BC137687  Aristida James McMurphy 1914-6-16 s.n. Shasta Hill west of Redding. Comment
  CAS-BOT-BC137546  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  POM257016  Aristida oligantha Virginia Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of ) 132 Comment
  CAS-BOT-BC400475  Aristolochia californica Geo. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  RSA621165  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  UC53881  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-6-24 4270 Shasta near, Great Spring; Sierra Nevada Mountains, Hat Creek 1402 Comment
  CHSC61083  Arnica cordifolia Vernon H. Oswald; Lowell Ahart 1993-7-27 5722 Shasta Lassen Volcanic National Park. Slope S of the lower lake in Blue Lake Canyon. 2194 Comment
  HSC48420  Arnica cordifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9861 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  JEPS3292  Arnica dealbata George Gillett 1952-8-10 164 Shasta 1.5 mi below Emerald Lake (just above the main park highway); Lassen Volcanic National Park 2346 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
  CAS-BOT-BC295870  Arnica dealbata Frank W. Peirson 1926-6-23 6833 Shasta Trail from Drakesbad to Lassen Peak, Lassen National Park 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
  OBI77282  Arnica discoidea Anthony Baniaga 2011-6-18 376 Shasta Lassen NF. Along 26, near waer tank. Burney Mtn E quad T34N R4E sec 15 SW of SW 1097 Comment
  JEPS28116  Arnica longifolia J. Thomas Howell 1960-8-19 36187 Shasta Brokeoff Mt. (summit ridge) Brokeoff Mt. 2743 Comment
  CAS-BOT-BC85148  Arnica nevadensis George W. Gillett 1957-8-17 1078 Shasta Lassen Volcanic National Park, Helen Mountain, southwest exposure, above Lake Helen 2590 Comment
  CHSC58020  Arnica nevadensis Vernon H. Oswald 1992-5-25 4953 Shasta Lassen Volcanic National Park. N edge of the stone quarry on Old Emigrant Trail, east foot of Raker Peak, ca. 1.1 mi (air) NNE of Lassen Hwy. 1926 Comment
  CHSC30202  Arnica venosa M. S. Taylor 1980-7-10 3124 Shasta On N side of 33N21, ca. 5.4 mi W of Shasta Dam, ca. 0.5 mi E of Dry Creek. 609 Comment
  CHSC30205  Arnica venosa M. S. Taylor 1980-7-14 3126 Shasta On S side of 33N05, ca. 9.4 mi W of Shasta Dam. 914 Comment
  NY158492  Arnica venosa H. M. Hall 06 1903 4013 Shasta Sierra Nevada Mts.: Salt Creek 426.7 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
  SEINET10473594  Arnica venosa Mary Susan Taylor 1980-6-3 Taylor 2777 Shasta T36N R3W sw sec 30. Lamoine quad. On N side of Fenders Ferry Road (34N17), ca. 1 mi W of McCloud Bridge, ca. 8 mi E of Lakehead, Shasta Natl. Forest; Yellow Pine Forest. 732 Comment
  CDA10139  Artemisia cana R. F. Wilkey 1958-8-2 1096 -58 Shasta Old Station. 0 Comment
  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-BC97194  Artemisia tridentata subsp. tridentata Elmer I. Applegate 1929-6-23 5872 Shasta Fall River Valley, near Fall River Mills Comment
  CAS-BOT-BC400514  Asarum caudatum Julie Kierstead Nelson 2006-5-10 2006 -004 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy. 36W and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  SEINET8189636 Image available Asarum caudatum Darla Gettman 1974-5-26 49 Shasta Gettman residence, 1417 Bue Way, Burney California 1067 Comment
  HSC30069  Asarum hartwegii D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19096 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  HSC41033  Asarum hartwegii J. P. Smith 1976-5-22 8797 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  POM260030  Asarum hartwegii C. L. Hitchcock 1940-5-20 s.n. Shasta 25 miles east of Redding. Comment
  SEINET10475945  Asarum hartwegii Jeffrey Huber 1971-6-10 Huber 288 Shasta 15 mi S of Weed, on I-5. Comment
  SEINET10475952  Asarum hartwegii Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5503 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  CHSC30392  Asclepias cordifolia B. Williams 1979-6-6 213 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above the creek at N. Fork Beegum Cr Cmpgr. 944 Comment
  UC878958  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta ca. 1/4 mi s Burney Falls Comment
  UCR40043  Asclepias cordifolia Jones, Wallis, et al 1985-5-11 73 Shasta Basin Gulch Campground off Hwy 36, Shasta-Trinity Nat. Forest 795 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
  UCR206563  Asclepias eriocarpa George K. Helmkamp, E. A. Helmkamp 2009-6-13 14998 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  CDA37942  Asclepias eriocarpa Jim Staggs 2012-7-1 PDR# 450 P06001794 Shasta Redding; Turtle Bay Arboretum. 0 Comment
  JEPS49968  Asclepias fascicularis J. W. Blankinship 1909-10-5 Shasta Redding Comment
  CHSC30192  Asclepias solanoana M. S. Taylor 1980-8-13 3239 Shasta On ridge sw side of 28N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi n of Reagan Meadow, ca. 6 m s of Wildwood. 1493 Comment
  OBI65278  Asclepias speciosa David J. Keil 2004-7-10 30325 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 36.386'N x 121 deg. 31.381'W 1577 Comment
  CAS-BOT-BC68820  Aspidotis densa E. B. Copeland 1899-1-1 s.n. Shasta Base of Lassen's Butte Comment
  CAS-BOT-BC99235  Aster Ira L. Wiggins 1922-8-10 906 Shasta Willow Creek Ranch, McCloud. Bank of Squaw Creek 835 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
  UCD104816  Astragalus gambelianus R. Tofsrud 1949-6-1 s.n. Shasta Holland burn plot. Comment
  UC1584590  Astragalus inversus Dean W. Taylor 1988-6-22 9848 Shasta along Forest Road from Hat Creek Ranger Station (e slope Red Rock Hill); Burney Quad., Modoc Plateau, Red Rock Hill 1371 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-BC192866  Astragalus purshii var. lectulus Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC192957  Astragalus purshii var. purshii Ella Dales Cantelow 1941-5-23 3659 Shasta E. of Burney nr. Jct. U. S. Hy 299 and State Hy 89 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
  CAS-BOT-BC69572  Athyrium alpestre subsp. americanum M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen, Buwpas Hell Trail. 2133 Comment
  JEPS90115  Athysanus pusillus Dean W. Taylor 1993-4-30 13383 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  UCD56218  Avena barbata A. A. Beetle 1942-5-20 3338 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  SEINET10868290  Avena sativa Billy Joe Cox 1971-6-10 Cox 3168 Shasta 15 mi s of weed on i-5. Oats. Comment
  UCD48684  Bacopa rotundifolia Dan Marcum 2005-8-13 s.n. Shasta Fall River Valley. 1005 Comment
  CHSC30119  Balsamorhiza deltoidea M. S. Taylor 1980-6-10 2803 Shasta Sims Lookout, ca. 6 mi S of Sweetbriar on I5. 1126 Comment
  CAS-BOT-BC16670  Barbarea orthoceras Mrs. D. B. McAllister 1918-4-29 46 Shasta Ydaloom. Comment
  CHSC23730  Barbarea orthoceras M. S. Taylor 1975-4-12 458 Shasta Ca. 50 ft s of Hwy 299, ca. 100 ft e of junc of Hwy 299 and Crystal Creek, ca. 4 mi w of Whiskeytown. 350 Comment
  CDA12983  Barbarea verna G. F. Hrusa 1996-4-3 12884 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CHSC78068  Barbarea verna Terry Nelson 1998-4-11 240 -3 Shasta In a field 3 mi e of Cottonwood. 150 yds from the southern tip of Reading Island and 30 yds w of the main Sacramento River channel. 164 Comment
  JEPS90119  Barbarea vulgaris Dean W. Taylor 1992-4-14 13339 Shasta along ephemeral tributary creek s of Ponderosa Way (s base of Di Hill, Cascade Range); Cascade Range, Di Hill 670 Comment
  HSC100175  Beckmannia syzigachne J. P. Smith 2011-8-7 13356 Shasta Along Archie Brown Road, W of Glenburn. 1009 Comment
  SEINET192018  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta Hat Creek ca 20 mi W of Fall River Mills Comment
  UC1100237  Beckmannia syzigachne Malcolm A. Nobs and Calvin McMillan 1949-6-15 781 Shasta marsh at junction of river and Hat Creek (at Hwy 299); Pitt River Comment
  UCD32751  Beckmannia syzigachne Beecher Crampton 1954-7-9 2205 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  JEPS47762  Berberis aquifolium var. dictyota Mrs. C. F. Rose 1935-3-10 12 Shasta 3 mi n Redding Comment
  UC774504  Berberis aquifolium var. dictyota Carl B. Wolf 1941-7-24 11061 Shasta 2 mi ne of Manton on rd to Viola 731 Comment
  UCR206303  Berberis aquifolium var. repens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15013 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
  SFV1324  Berberis dictyota D. G. Forbes 1966-4-2 66 44 Shasta U.S. Highway 299, 8.5 miles west of Redding. 305 Comment
  CAS-BOT-BC413059  Bistorta bistortoides Hans Leschke 1958-8-16 1543 Shasta Lassen Volcanic National Park. Grassy Swales 1965 Comment
  CAS-BOT-BC127963  Blepharipappus scaber David D. Keck 1938-8-9 4887 Shasta 5 mi. E. or Burney at junction of Highway 299 and Highway 89. Comment
  CHSC93205  Blepharipappus scaber R. Fischer 2005-5-21 554 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed, 400 yds west of Big Lake on Fishhawk Trail. 1036 Comment
  UC54074  Blepharipappus scaber H. M. Hall and E. B. Babcock 1903-6-16 4177 Shasta near Dana (Sierra Nevada Mountains); Sierra Nevada Mountains 1066 Comment
  UC894104  Blepharipappus scaber Alice Eastwood 1912-6-28 702 Shasta Burney Comment
  CAS-BOT-BC127961  Blepharipappus scaber H. M. Hall; E. B. Babcock 1903-6-1 4177 Shasta near Dana 1066 Comment
  CAS-BOT-BC17222  Boechera George Wilson Gillett 1957-7-13 778 Shasta Lassen Volcanic National Park. Lower Kings Creek Meadow, near start of Bench Lake trail. 2194 Comment
  JEPS90205  Boechera breweri subsp. breweri Dean W. Taylor 1992-7-17 12796 Shasta Shasta Lake Region, Little Shoeinhorse Mountain, Squaw Creek watershed Little Shoeinhorse Mountain; Shasta Lake Region, Little Shoeinhorse Mountain 1600 Comment
  CHSC65452  Boechera howellii Vernon Oswald 1986-7-30 2254 Shasta Near Shadow Lake, Lassen Volcanic National Park. 2331 Comment
  JEPS28466  Boechera platysperma George W. Gillett 1957-7-11 720 Shasta above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  LA204402  Boechera platysperma Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  UC501605  Boechera platysperma Frank W. Peirson 1932-7-10 10153 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC14306  Boechera platysperma Alice Eastwood 1912-8-22 1763 Shasta Lassen Butte Region. Trail from Morgane to Sulphur Works. Comment
  CAS-BOT-BC25461  Boechera retrofracta D. E. Breedlove 1962-6-11 3383 Shasta Cascade Range. Burney Falls State Park. On east side of Burney Falls. 914 Comment
  JEPS120255  Boechera serpenticola Julie Kierstead Nelson with Talitha Derksen 2011-6-9 2011 -008 Shasta Beegum Creek watershed at head of Little Red Mountain Creek, south of Hwy. 36 ca. 35 miles west of Red Bluff, North of McGee Camp, 1/4 mile N of Rd. 28N10 Comment
  CAS-BOT-BC25684  Boechera sparsiflora A. H. Kramer 1933-1-1 s.n. Shasta Lassen National Park. Comment
  UCD114117  Boechera subpinnatifida Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  CAS-BOT-BC25908  Boechera suffrutescens John Thomas Howell 1961-6-20 36546 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  NY231266  Boisduvalia macrantha A. A. Heller 1905-5-30 7906 Shasta Near Redding. Comment
  CDA34930  Bothriochloa ischaemum Walter S. Lennon 1983-11-3 Shasta Highway 5, 0.4 mile south of Fawndale Rd, 1.6 miles north of Old Oregon Trail, Mountain Gate. 0 Comment
  RSA239278  Boykinia major R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42382 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  JEPS18774  Brickellia californica J. W. Blankinship 1909-9-30 Shasta Redding Comment
  UC894164  Brickellia californica Alice Eastwood 1912-7-26 1463 Shasta Kennett Comment
  CAS-BOT-BC127758  Brickellia grandiflora L. P. Janeway 1995-9-2 4909 Shasta About 2500 ft north of Bluejay Mountain; alng Road 35N46 5.2 mi north of Fenders Ferry Road (Road 27). 929 Comment
  CHSC30319  Brickellia greenei M. S. Taylor 1980-8-14 3243 Shasta N side 28N68, 0.2 mi E of its jct with 29N28, at Brushy Mt. 1493 Comment
  RSA757874  Briza minor Doug Goldman 2005-5-16 3317 Shasta Along the north side of Route 299, about 100 feet west of the intersection with Jim Harvey road and about 3.8 miles east of the I-5 overpass. 198 Comment
  UCD57478  Briza minor A. A. Beetle 1942-5-20 3342 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  SEINET10514387  Briza minor Virginia E. Long 1933-6-2 Long 216 a Shasta Happy Valley (NW of Anderson). Along irrigating ditches. 183 Comment
  SEINET10570647  Brodiaea A. Arthur Heller 1941-6-24 Heller 16189 Shasta In loose clay and gravel in open places in the forest between Burney and Fall River Mills, near the junction with State Higheay #89. Transition Life Zone. Comment
  CAS-BOT-BC478951  Brodiaea californica subsp. californica Ella Dales Cantelow 1940-5-20 3928 Shasta N.E. Redding Hwy 299 Comment
  CAS-BOT-BC478953  Brodiaea californica subsp. californica A. A. Heller 1905-5-25 7844 Shasta Dry gravelly hills in the western part of Redding Comment
  SEINET10533765  Brodiaea congesta Jeffrey Huber 1971-6-10 Huber 289 Shasta 15 miles s of weed, on i-5 Comment
  UCD77139  Brodiaea coronaria Robert E. Preston 2004-5-8 2236 Shasta Ca. 3 mi N of Redding, along Twinview Blvd, 0.25 mi N of Oasis Rd 196 Comment
  CAS-BOT-BC465593  Brodiaea coronaria subsp. rosea Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -049 Shasta Packers Bay, N shore of Shasta Lake, W of I-5; near boat launch parking lot 334 Comment
  UC1134021  Brodiaea elegans subsp. elegans P. L. Johannsen 1932-6-1 48 Shasta Hooten Gulch Redding Quadrangle 243 Comment
  UC843931  Brodiaea elegans subsp. elegans Alice Eastwood 1912-6-27 663 Shasta Montgomery Creek Comment
  UC1133978  Brodiaea minor P. L. Johannsen 1932-6-2 103 Shasta 1/2 mi n Sheridan Creek; Redding Quadrangle 457 Comment
  UCD147021  Brodiaea nana Robert E. Preston 2012-5-5 2866 Shasta Millville Plains, 1.5 mi S of Millville, at jct Millville Plains Rd and Bascomb Rd. 193 Comment
  SEINET10905629  Bromus commutatus Patricia L. Kenney 1973-6-4 Kenney 408 Shasta Pollard flat campground in klamath ntl forest off i-5, 21.6 mi s of dunsmuir. 457 Comment
  CHSC112683  Bromus hordeaceus Lowell Ahart; John Dittes 2013-6-9 18795 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
  UC1131088  Bromus hordeaceus P. L. Johannsen 1932-6-2 100 Shasta 1 mi s of Bear Creek 426 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
  SEINET10468953  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3506 Shasta 15 mi s of weed on i-5. Comment
  CAS-BOT-BC162142  Bromus orcuttianus George W. Gillett 1957-7-11 705 Shasta Lassen Volcanic National Park. 0.25 mile above Manzanita Creek on Chaos Crags Trail. 1889 Comment
  SD104414  Bromus orcuttianus Reid Moran 1978-6-25 26085 Shasta Open woods West of Little Roaring Creek. 725 Comment
  CAS-BOT-BC185095  Bromus pumpellianus A. A. Heller 1905-5-27 7880 Shasta In a copse along the railroad about a mile above Redding. Comment
  CDA36377  Bromus tectorum G. K. Helmkamp, E. A. Helmkamp 2009-6-13 15003 Shasta Southern Cascade Range Foothills; Wilson Hill Road, 2.4 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  HSC48446  Bromus tectorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9862 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  SACT000780  Bromus tectorum Garth Murphy 1939-7-26 Shasta 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
  CAS-BOT-BC185346  Calamagrostis canadensis George W. Gillett 1957-8-11 1041 Shasta Lassen Volcanic National Park. Shores of Hat Lake. 1965 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
  CAS-BOT-BC84067  Calliscirpus criniger W. R. Dudley 1893-6-23 s.n. Shasta Trinton Canyon near spring, Castle Crags, northern part of Shasta Co. Comment
  CAS-BOT-BC80461  Calocedrus decurrens John Thomas Howell 1960-8-22 36421 Shasta 5.5 miles west of Park line on road to Viola Comment
  UCD139610  Calochortus A. A. Beetle 1942-5-20 3314 Shasta 4 miles west of Ono. Comment
  JEPS105145  Calochortus coeruleus Dean W. Taylor 1993-7-9 13840 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  UCD36243  Calochortus coeruleus Beecher Crampton 1953-5-1 1193 Shasta 1 mile west of Ingot, at Oregon Oaks Irrigation Plot. 457 Comment
  POM109562  Calochortus leichtlinii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  RSA319901  Calochortus monophyllus Barbara Shervanick 1974-5-9 1334 Shasta Wilson Hill Rd (A6) about 2 miles south of Shingletown. Cascade Mt. Range 915 Comment
  SEINET4169925  Calochortus nudus Unknown 1953-7-30 Shasta Near ranger station. 1981 Comment
  UC525837  Calochortus nudus Lee Bonar 1934-7-15 Shasta Shore of Summit Lake Lassen Volcanic National Park Comment
  CAS-BOT-BC493089  Calochortus nudus H. C. Cantelow 1939-6-10 s.n. Shasta 17 1/2 miles s.e. of McClouds on road to Burney Comment
  SBBG15808  Calochortus nudus D. Myrick 1961-6-22 322 Shasta Hwy 89, ca. 10 mi S of McCloud 1371 Comment
  UC422990  Calochortus nudus Milo S. Baker 1898-7-9 354 Shasta Tamarack road near Summit, near Stalker's Comment
  JEPS101267  Calochortus superbus Dean Wm. Taylor with Glenn Clifton 1990-6-11 10856 Shasta ca. 2.5 air miles NW of Shingletown, at S base of Di Hill. Along right of way of Pacific Gas Pipeline 670 Comment
  UC422987  Calochortus superbus Milo S. Baker 1900-5-5 Shasta near Oak Run (Ridge Road) Comment
  CAS-BOT-BC494335  Calochortus superbus L. E. Smith 1914-5-21 708 Shasta Redding Comment
  RSA697274  Calochortus syntrophus D. W. Taylor 1996-6-5 15652 Shasta The Cove (about 10 miles south of Big Bend) just south of Roaring Creek on the Cove Road; Shasta-Trinity National Forests 534 Comment
  HSC98139  Calochortus tolmiei J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9823 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  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
  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-BC494014  Calochortus tolmiei Ananda Dickie; Wendy Hooper; Rose Madrone; Kyla Waddell 1996-4-20 28 Shasta On Beegum Creek Trail along Hwy 36 on the Shasta/Tehama border 396 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
  POM87958  Calycadenia ciliosa L. R. Abrams 1922-8-8 9926 Shasta 5 miles south of Baird. Comment
  RSA788195  Calycadenia ciliosa R. L. Carr 1978-7-9 2121 Shasta 2.4 mi E of Bulls[Balls] Ferry Resort on Hwy A-17, E of Cottonwood. 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
  JEPS89321  Calycadenia fremontii Dean Wm. Taylor with Glenn Clifton 1990-6-11 11125 Shasta ca. 1 mi. s. Pacific Gas Pipeline (Shingle Creek, Hwy. 44); Northern Sacramento Valley, Shingletown Quad. 1985 ed., Shin 673 Comment
  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
  UC1561018  Calycadenia fremontii Dean W. Taylor 1988-8-11 10045 Shasta Rock Creek, 2 mi w of Lake Britton, along Summit Lake Road Ponderosa Quad 984 Comment
  CAS-BOT-BC273355  Calycadenia fremontii J. Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  CAS-BOT-BC273360  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca. 10 mi E of Millville, ca. 1/2 mi N of Sheridan Cr 465 Comment
  RSA788205  Calycadenia fremontii R. L. Carr 1978-7-5 648 Shasta 1.8 mi N of Project City on I-5, ca. 200 yards E of hwy, near Shasta Forest Ranger Station. 265 Comment
  SEINET3863987  Calycadenia fremontii R. L. Carr 1978-7-6 2011 (1978) Shasta Along Rd 34NO3 (Mc Candless Rd.) (to Backbone Ridge), 1.4 mi NW of Hwy 299 (jct 5.6 mi W of Round Mt near milepost 48), E of Redding.; 0 621 Comment
  UC1876207  Calycadenia fremontii Gerald D. Carr 1974-9-13 787 Shasta 2.0 mi W of Central Redding at city limits on Hwy 299. Comment
  UC1971714  Calycadenia fremontii 1978-8-17 2132 Shasta 2.0 mi W of I-5 on Dog Creek Road, ca. 5 mi SW of Lamoine (=GDC 778) 427 Comment
  UCD129691  Calycadenia fremontii Gerald D. Carr 1971-8-31 649 Shasta Gibson Road, at Interstate 5, 16 miles south of Dunsmuir. Comment
  CHSC9328  Calycadenia truncata G. Strausbaugh 1970-5-30 88 Shasta West bank third cove NW Brandy Creek Swim Area ca. 10 ft. from water's edge. 371 Comment
  UC1971711  Calycadenia truncata 1978-8-16 2128 Shasta Alongside exit to rest station 11.3 mi S of CA State line (off Hwy I-5), (= RLC 2010) 641 Comment
  CAS-BOT-BC90973  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC90985  Calycanthus occidentalis William A. Dayton 1913-6-26 325 Shasta Shasta Forest. About 3 miles below the Toll House on Delta Toll Road. 1219 Comment
  CDA24458  Calycanthus occidentalis T. C. Fuller 1981-7-7 20379 Shasta South side of Highway 299 to Ingot, 6.5 km west of the town of Round Mountain. 0 Comment
  RSA52831  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  CHSC4109  Calyptridium monospermum Judy Lee Potter 1967-5-18 306 Shasta 1/2 mi. S. Castella, E. side of Sacramento River in open field. 548 Comment
  CHSC9229  Calyptridium monospermum G. Strausbaugh 1970-6-21 151 Shasta Abundant on summit of Buckhorn Bally ca. 5.1 mi. from U.S. Hwy 299 W. 19.5 mi. E. of Douglas City. 1463 Comment
  UC1136677  Calyptridium monospermum P. L. Johannsen 1932-6-23 144 Shasta Redding, Squaw Creek Squaw Creek; Redding, Squaw Creek 274 Comment
  UC852142  Calyptridium umbellatum Alice Eastwood Jun 29 1912-Jul 11 1912 1009 Shasta Goose Valley Comment
  JEPS105406  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1996-6-5 15650 Shasta near Wengler (about 5 air miles south of Big Bend), just south of Roaring Creek; Shasta- Trinity National Forests: 899 Comment
  CAS-BOT-BC221217  Calystegia malacophylla subsp. malacophylla Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  UCD37446  Camelina microcarpa Beecher Crampton 1960-6-16 5626 Shasta Shasta County, 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCD103450  Camissoniopsis hirtella Collector Unknown 1950-6-1 s.n. Shasta Ono #2. Comment
  SD104450  Campanula prenanthoides Reid Moran 1978-6-24 26049 Shasta Occasional on forested east slope, Little Roaring Creek. 750 Comment
  UC719777  Campanula prenanthoides Rogers McVaugh 1941-8-4 6240 Shasta 10 mi w Burney Comment
  UC334032  Campanula rotundifolia Lemmon Sept 1883 Shasta near Shasta Comment
Read comments
Aug 30 2007
  JEPS62339 Image available Campanula shetleri L. R. Heckard with R. C. Bacigalupi 1966-6-14 1524 Shasta along trail to Castle Dome; Castle Crags; Castle Dome of Castle Crags, Shasta Co. 1280 Comment
  RSA177062  Capsella bursa-pastoris I. L. Wiggins 1922-8-27 922 Shasta Willow Creek Ranch, McCloud. 457 Comment
  UC1543774  Cardamine bellidifolia var. pachyphylla Harold and Virginia Bailey 1948-8-27 2950 c Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area, Lassen Volcanic National Park); Lassen Volcanic National Park, Lake Helen 2590 Comment
  UCD111921  Cardamine oligosperma Christopher Mallek 2008-1 AC1- 24 Shasta Ash Creek. 876 Comment
  CDA35759  Carduus pycnocephalus C. Yingst 2011-5-13 PDR# 1555673 Shasta Shasta Lake; Interstate 5, Cal Trans right of way at mile marker 25.0 near Wonderland Drive. 0 Comment
  SEINET3450917  Carduus pycnocephalus Lowell Ahart, John Dittes 2003-5-22 10185 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1.125 miles west of the barn, 4 air miles west/southwest of Darah Springs State Fish Hatchery 250 Comment
  CAS-BOT-BC19757  Carex abrupta Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park. Dersch Meadows. 2011 Comment
  CAS-BOT-BC17958  Carex angustata Harold Bailey; Virginia Bailey 1948-8-27 2902 b Shasta Lassen Volcanic National Park. Hat Creek Road to Badger Flat. 1920 Comment
  CHSC55431  Carex angustata L. P. Janeway 1984-9-22 1172 Shasta Lassen Volcanic National Park; at Paradise Meadow. 2164 Comment
  CAS-BOT-BC17959  Carex angustata George Wilson Gillett 1957-8-11 1044 Shasta Lassen Volcanic National Park. Shores of Hat Lake, near inlet. 1965 Comment
  OBI18029  Carex angustata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-8-18 2166 Shasta Shasta-Tehama. 1.2 mi N of South entrance to Lassen volcanic Natl Park, Rte 89 Comment
  UCD140101  Carex angustata Scott McArthur 1924-7-1 s.n. Shasta McArthur, home ranch, Shasta County. Comment
  JEPS120919  Carex athrostachya Lowell Ahart, John Dittes 2013-6-9 18789 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  OBI77183  Carex aurea Anthony Baniaga 2011-7-14 452 Shasta Lassen NF. About 1/4 mi SE of Los Crk. Manzanita Lake quad T32N R4E sec 22 SW of SW 1547 Comment
  POM80459  Carex bolanderi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC19649  Carex brainerdii James Jokerst 1985-5-27 2377 Shasta Near Rock Creek. 943 Comment
  CHSC41160  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1209 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). 1508 Comment
  RSA769171  Carex brainerdii P. F. Zika 2010-6-23 24989 Shasta About 3.5 air miles east of Siskiyou Lake, Cascade Range Highlands 1275 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
  CAS-BOT-BC19648  Carex brainerdii Michael A. Vincent 1999-6-9 8588 Shasta Along CA Route 44, ca. 1 mile west of Viola, 13 miles east of Shingletown. 1371 Comment
  CAS-BOT-BC34150  Carex breweri Hans Leschke 1956-9-22 s.n. Shasta Lassen Volcanic National Park. Terrace Lake. 2354 Comment
  HSC39369  Carex breweri Cooke, Pinkava, Keil, & Weber 1969-8-18 2189 Shasta 5.8 mi. N of S entrance to Lassen Volcanic National Park Comment
Read comments
Aug 21 2015
  HSC48649  Carex densa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19085 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  HSC97785  Carex densa Juha Pykala, D. H. Norris 1987-7-8 2488 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  JEPS109540  Carex densa Dean W. Taylor 1988-5-2 9592 Shasta Tracy Creek, ca. 15 miles E of Redding along Oak Run Road ca. 1.5 miles S of Estep 390 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
  CAS-BOT-BC20971  Carex heteroneura Harold Bailey; Virginia Bailey 1948-8-25 2989 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  JEPS28378  Carex heteroneura George W. Gillett 1957-8-2 961 Shasta 1/4 mi below Summit Lake (100 yards s of Corral Meadows trail); Lassen Volcanic National Park 2026 Comment
  CHSC41156  Carex inops subsp. inops L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1208 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). From along an old logging road. 1508 Comment
  CAS-BOT-BC7748  Carex integra Hans Leschke 1954-7-5 s.n. Shasta Hat Lake. 1965 Comment
  CAS-BOT-BC7749  Carex integra George Wilson Gillett; Hans Leschke 1957-7-13 781 Shasta Lower Kings Creek Meadow. 2194 Comment
  HSC97776  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2474 Shasta Fall River, Fall River Power Station 900 Comment
  CHSC109973  Carex longii Peter F. Zika 2011-7-4 25513 Shasta SW side of Locust Road, 0.1 road mile from Barney Road. Interior North Coast Ranges (NCoRI). 135 Comment
  UCD140486  Carex longii Peter F. Zika; Julie Nelson 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  CHSC60434  Carex luzulina Mary Ann Showers 1992-7-19 2729 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 Comment
  SEINET10711173  Carex luzulina David Castaner 1971-8-17 Castaner 1932 Shasta Lassen Volcanic National Park; King's Creek Meadow; near running water. 2256 Comment
  SEINET10713076  Carex microptera David Castaner 1989-6-18 Castaner 10231 Shasta McBride Spring, Mt. Shasta. Comment
  JEPS63600  Carex multicaulis J. W. Blankinship 1911-5-13 Shasta Coram Comment
  SEINET3904183  Carex multicaulis Richard R. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about 1/2 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5.; 0 424 Comment
  CHSC92528  Carex multicostata G. F. Hrusa; T. D. Wilfred 1996-6-10 12995 Shasta NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Edge of Jeffrey pine forest at base of large volcanic lava flow. Lassen National Forest. 1550 Comment
  CHSC96303  Carex nebrascensis R. Fischer 2006-7-21 885 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected near Crystal Springs from grassy meadows along the shoreline. 1007 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
  JEPS28396  Carex nigricans George W. Gillett 1957-8-17 1085 Shasta on margin of south shore Lassen Volcanic National Park, Emerald Lake 2468 Comment
  UC2015833  Carex nigricans Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4426 Shasta Lassen Volcanic National Park. Emerald Lake. Comment
  RSA296794  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9854 Shasta 1 mile north of bridge over Brown s Creek on County Line Road. 671 Comment
  SEINET3905204  Carex nudata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-5-7 9854 Shasta One mile north of bridge over Brown's Creek on County Line Road.; 0 671 Comment
  HSC47007  Carex ovalis Diane Reed 1978-5-13 112 Shasta Basin Gulch Campground, Trinity National Forest 854 Comment
  CHSC60431  Carex pachystachya Mary Ann Showers 1992-6-27 2645 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  HSC48641  Carex pachystachya D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19111 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CAS-BOT-BC118766  Carex preslii Isabel McCracken 1940-6-1 s.n. Shasta Mt. Lassen Comment
  RSA201285  Carex raynoldsii J. T. Howell 1961-6-20 36557 Shasta Dersch Meadows 1982 Comment
  CAS-BOT-BC118148  Carex rossii F. J. Hermann 1972-5-17 24776 Shasta 21 Miles S. McCloud Comment
  HSC48076  Carex rossii D. H. Norris, F. J. Hermann 1972-5-17 22656 Shasta Along Hwy. 89, about 21 mi. E of McCloud Comment
  RSA0079804  Carex rossii F. W. Peirson 1932-7-12 10111 Shasta Bottom of crater, Red Crater Hill, Thousand-Lake Basin. 2042 Comment
  SEINET10709354  Carex rossii Willard W. Eggleston 1911-7-31 Eggleston 7382 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek, Lassen Forest. 2120 Comment
  CHSC90364  Carex scabriuscula Martin J. Lenz 2004-7-24 230 A Shasta Meadow near North Fork Shotgun Cr.; approx. 3.8 air mi. west of Sims CDF Fire Station. UTM: 10 547760 E 4547457 N. 1372 Comment
  CHSC90389  Carex scabriuscula Martin J. Lenz 2004-7-24 230 B Shasta Meadow near North Fork Shotgun Cr.; approx. 3.8 air mi. west of Sims CDF Fire Station. UTM: 10 547760 E 4547457 N. 1372 Comment
  CHSC43819  Carex scopulorum var. bracteosa L. P. Janeway 1984-9-22 1173 Shasta Lassen Volcanic N.P. Paradise Meadow. 2164 Comment
  UC2015828  Carex scopulorum var. bracteosa Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4437 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. Below parking area. Comment
  SBBG27511  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta ca. 0.25 mi S of Burney Falls Comment
  CAS-BOT-BC117758  Carex simulata Hans Leschke 1959-8-7 1619 Shasta Manzanita Creek. 2118 Comment
  CAS-BOT-BC117829  Carex specifica Hans Leschke 1960-8-6 1713 Shasta Between Echo & Upper Twin Lake Comment
  CHSC60441  Carex spectabilis Mary Ann Showers 1992-6-28 2683 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 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
  SEINET10749694  Carex spectabilis David Castaner 1971-8-17 Castaner 1919 Shasta Lassen Volcanic NP; King's Creek Meadow; Wet Area NR Brook; 0% Cover. 2256 Comment
  SEINET7576418 Image available Carex straminiformis Ray Tallent 1987-8-17 950 a Shasta Lassen National Park, Kings Creek area, by rivulet just W of Kings Creek turnoff. 2299 Comment
  CHSC83248  Carex subfusca Beecher Crampton 1959-5-19 Shasta Town of Montgomery Creek, 5 miles East, along US Highway 299 at Hatchet Creek. Comment
  CHSC97347  Carex subfusca R. Fischer 2006-7-22 862 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  SEINET10750065  Carex subfusca David Castaner 1989-6-18 Castaner 10234 Shasta McBride Springs. Mt. Shasta. Comment
  SEINET7577166 Image available Carex subfusca Frank W. Peirson 1932-7-9 10865 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC115405  Carex utriculata John Thomas Howell 1960-8-22 36331 Shasta Manzanita Lake 1783 Comment
  CAS-BOT-BC115427  Carex utriculata John Thomas Howell 1934-7-11 12567 Shasta Fall River Mills. Comment
  CAS-BOT-BC115185  Carex vernacula Lewis Samuel Rose 1945-9-4 45244 Shasta Summit Lassen Peak Highway 2590 Comment
  JEPS100919  Carex vesicaria Dean W. Taylor 1992-5-28 12670 Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  RSA91648  Carex vesicaria F. W. Peirson 1932-7-10 10116 Shasta Margin of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC114976  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Floodplain flats on N side of Battle Creek, ca 1 1/2 mi E of Sacramento River. 120 Comment
  CHSC109954  Carex vulpinoidea Peter F. Zika 2012-5-18 25883 Shasta Lone Tree Road 0.1 miles SW of Balls Ferry Road, northern Inner Coast Range. 130 Comment
  CHSC110724  Carex vulpinoidea Dean Wm. Taylor 2010-6-22 20898 b Shasta Anderson, along Lone Tree Road at Panorama Point 135 Comment
  CHSC89980  Carex vulpinoidea Colby J. Boggs 2003-8-12 56 Shasta Anderson Creek and vicinity within the City of Anderson. Along the edges of Anderson Creek and nearby constructed channels. 124 Comment
  CHSC92274  Carex vulpinoidea Colby J. Boggs 2004-4-26 79 Shasta South end of the City of Redding between State Route 273 and the Sacramento River. In a meadow and along the edges of several irrigation ditches. 137 Comment
  JEPS121408  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road Comment
  UCD117352  Cassiope mertensiana J. M. Tucker 1951-8-3 2217 Shasta At edge of Terrace Lake, Lassen Volcanic National Park. Comment
  UC1543713  Cassiope mertensiana subsp. californica Harold & Virginia Bailey 1948-8-27 2948 Shasta Lassen Volcanic National Park, ridge overlooking Lake Helen, along trail from Lassen Peak parking area 2590 Comment
  UC1558215  Castilleja Harold and Virginia Bailey 1948-8-27 2932 b Shasta Kings Creek meadow Lassen Volcanic National Park (near picnic grounds) 2164 Comment
  CAS-BOT-BC248985  Castilleja Ellsworth Bethel 1923-6-21 s.n. Shasta Dry Lake Comment
  CAS-BOT-BC249234  Castilleja affinis A. A. Heller 1905-5-27 7878 Shasta Near Redding Comment
  JEPS8618  Castilleja affinis subsp. affinis J. W. Blankinship 1911-4-19 Shasta Oak Comment
  JEPS3600  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-15 79 Shasta 50 ft above s shore of Lower Twin Lake; Lassen Volcanic National Park 2118 Comment
  UC1036305  Castilleja applegatei subsp. pinetorum George W. Gillett 1952-8-21 211 Shasta 8 mi n Manzanita Lake Checking Station (along State Highway 89, ne of Lassen Volcanic National Park); Lassen National Forest 1402 Comment
  CAS-BOT-BC243711  Castilleja applegatei var. pinetorum George Gillett 1952-7-20 88 Shasta In the vicinity of the forebay box, above road and across from the store in the Sulphur Works area, Lassen Volcanic National Park Comment
  CAS-BOT-BC243713  Castilleja applegatei var. pinetorum Hans Leschke 1958-8-16 1550 Shasta Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC243718  Castilleja applegatei var. pinetorum L. E. Smith 1913-5-6 s.n. Shasta Pitt River Comment
  CAS-BOT-BC243727  Castilleja applegatei var. pinetorum C. L. Hitchcock 1940-5-24 6531 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  JEPS105107  Castilleja arachnoidea Dean W. Taylor 1993-7-9 13834 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  JEPS29555  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  JEPS3312  Castilleja arachnoidea George W. Gillett 1952-7-26 101 Shasta 0.75 mi above Lassen Peak trail crossing with State Highway 89 (on Lassen Peak trail); Lassen Volcanic National Park 2651 Comment
  SBBG21823  Castilleja arachnoidea D. Myrick 1964-7-22 905 Shasta Mt Lassen Trail Parking area 2529 Comment
  UC1036206  Castilleja arachnoidea George W. Gillett 1953-7-20 286 Shasta vicinity Summit Lake (near lake on bridal trail); Lassen Volcanic National Park 2011 Comment
  CHSC116936  Castilleja attenuata M. Ocken 2011-4-17 Shasta Two miles west of Anderson. 158 Comment
  CHSC93323  Castilleja attenuata R. Fischer 2005-5-22 560 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on main park road between Crystal Springs and Ya-She. Near water edge on road bed. 1008 Comment
  UCR37577  Castilleja attenuata Mike Malamus, P. Williams, Brian Kearney 1984-5-12 49 Shasta Harrison Gulch, c. 20 mi. east of Hayfork 823 Comment
  HSC72568  Castilleja densiflora J. P. Smith, J. O. Sawyer 1976-5-9 8726 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  SJSU1581  Castilleja lacera C. W. Sharsmith 1954-6-23 6181 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  UCSB27134  Castilleja lacera Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground, 9 miles north of Loftus along U. S. Highway 99 457 Comment
  CAS-BOT-BC251923  Castilleja lemmonii Hans Leschke 1960-8-8 1732 Shasta Emerald Lake 2453 Comment
  RSA113772  Castilleja lemmonii George W. Gillett 1953-8-20 334 Shasta Northeast of Summit Lake Ranger Station. Dersch Meadows. Lassen Volcanic National Park. 2027 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
  CAS-BOT-BC251921  Castilleja lemmonii Alice Eastwood 1912-8-24 1843 Shasta Meadows at foot of Lassens Pk. trail from Morgans Springs Comment
  CAS-BOT-BC254076  Castilleja miniata Alice Eastwood 1912-6-29 859 Shasta Goose Valley Comment
  UC54606  Castilleja miniata H. M. Hall and E. B. Babcock Jun 1903 4186 Shasta Fall River Springs; Sierra Nevada Mountains 1066 Comment
  SJSU565  Castilleja miniata G. Witherspoon 1940-6-23 2084 Shasta Hat L, Lassen Volcanic National Park 2014 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
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  CHSC9221  Ceanothus cuneatus G. Strausbaugh 1970-3-29 22 Shasta East bank of Whiskey Creek ca. 100 ft. above water and ca. 25 yds. nw of Whiskeytown Hwy. 373 Comment
  UCD166595  Ceanothus cuneatus Dylan O. Burge 2016-9-1 2138 Shasta Hat Creek. 890 Comment
  UCR7822  Ceanothus cuneatus Wm. Horn Jr. 1967-3-12 670312- 01 Shasta Sacramento Valley, 200 yards west of Hwy I-5, 2 mi south of its intersection with Hwy 44 168 Comment
  NY8491  Ceanothus decumbens J. C. Frémont 1846-4-27 357 Shasta At or near Bear Cr. E of Redding Comment
  RSA49236  Ceanothus diversifolius P. A. Munz 1949-5-14 13191 Shasta 5 miles W of Redding on Weaverville road, Comment
  CHSC89690  Ceanothus integerrimus R. Fischer; J. Marr 2004-8-15 367 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end, E side, Big Lake. 1010 Comment
  UC1070760  Ceanothus integerrimus H. R. Josephson 1933-6-29 29 Shasta Head Mill Creek Weaverville quad. 701 Comment
  UC1299544  Ceanothus integerrimus Freed W. Hoffman 1948-7-3 2473 Shasta Little Crow Creek; 23.6 mi ne of Redding, Hwy 299. Comment
  UC870579  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta 25 mi e Redding Comment
  UCD22423  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 184 Shasta Trinity National Forest. 3.5 miles North of CA 36 on Harrison Gulch Road. Comment
  UCR77110  Ceanothus integerrimus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7770 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CAS-BOT-BC63631  Ceanothus integerrimus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  SFV5053  Ceanothus integerrimus B. C. Templeton 1960-6-16 8502 Shasta Mountain slope near Burney. Comment
  CAS-BOT-BC51072  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-8-12 s.n. Shasta Castella Comment
  RSA26047  Ceanothus integerrimus var. macrothyrsus Lester Rowntree 1937-7-14 s.n. Shasta Between Redding and French Gulch Comment
  CAS-BOT-BC50624  Ceanothus lemmonii Alice Eastwood 1912-7-26 1467 Shasta Kennett Comment
  UC1070793  Ceanothus lemmonii P. L. Johannsen 1932-5-25 79 Shasta Salt Creek Redding Quad. 335 Comment
  UC1281515  Ceanothus lemmonii H. E. McMinn 1941-5-2 5310 Shasta Hatchet Mountain on road to Burney. Comment
  RSA95356  Ceanothus lemmonii Alice Eastwood, John T. Howell 1934-4-21 1801 Shasta Castella Comment
Read comments
Apr 24 2011
  UCR77156  Ceanothus oliganthus var. sorediatus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7785 Shasta 7.3 road mi. SW of McCloud Bridge 366 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
  RSA793597  Ceanothus pinetorum D. H. Wilken, E. Painter 2004-6-8 16192 Shasta North slope of Buckhorn Balley. 1450 Comment
  CAS-BOT-BC52072  Ceanothus prostratus Alice Eastwood 1923-5-22 11899 Shasta Sissons, road to Mt. Shasta Comment
  CHSC33003  Ceanothus prostratus Robert Banchero 1979-4-11 10 Shasta Ca. 1.5 mi s of Hatchet Creek, 2.5 mi n of town of Montgomery Creek on Hwy 299. 670 Comment
  JEPS42228  Ceanothus velutinus var. velutinus W. L. Jepson 15297 Shasta Manzanita Lake, Lassen Peak 1737 Comment
Read comments
Sep 4 2011
  CAS-BOT-BC272119  Centaurea cyanus L. E. Smith 1913-6-5 413 Shasta Cottonwood Comment
  CAS-BOT-BC277246  Centaurea solstitialis Robin Schramm 1998-6-21 62 Shasta Redding, end of Salmon Creek Rd. Comment
  OBI55399  Centaurea virgata subsp. squarrosa David J. Keil, Kathleen Keil 1992-7-24 23585 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  UCR255889  Centaurea virgata subsp. squarrosa Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  UCR247495  Centaurea virgata var. squarrosa C. Pirosko 2002-1 s.n. Shasta Hwy 89 1036 Comment
  UC762801  Centaurium venustum Robert F. Hoover 1936-5-22 1202 Shasta 3 mi e Redding Comment
  JEPS38147  Centromadia fitchii W. L. Jepson 1940-7-4 20142 Shasta Stillwater Plains 137 Comment
  UC76025  Centromadia fitchii Milo S. Baker 1898-7-5 254 Shasta near Carpenter's Comment
  UC455187  Cephalanthera austiniae I. J. Condit 1911-7-15 Shasta along Auto Toll Rd. McCloud Comment
  CAS-BOT-BC222975  Cephalanthus occidentalis W. R. Dudley 1899-8-18 s.n. Shasta Toward Shasta P.O. Comment
  CDA42146  Cephalanthus occidentalis T. C. Fuller 1958-7-8 s.n. Shasta Highway #299, 4 miles west of Bella Vista. 0 Comment
  JEPS24610  Cephalanthus occidentalis var. californicus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-8-31 6762 Shasta about 1 mi n Redding 182 Comment
  RSA768477  Cephalanthus occidentalis var. californicus Justin M. Wood 2010-9-2 2589 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
  SD104464  Cerastium fontanum subsp. vulgare Reid Moran 1978-6-25 26102 Shasta West of Little Roaring Creek 725 Comment
  CAS-BOT-BC207602  Cercis occidentalis L. E. Smith 1912-7-1 s.n. Shasta Castella Comment
  CAS-BOT-BC207610  Cercis occidentalis L. A. Siemens 1970-5-10 169 Shasta Lake Shasta Dam 320 Comment
  HSC23366  Cercis occidentalis G. Strausbaugh 1970-7-1 130 Shasta Whiskeytown Rd.. 0.7 mi. from Hwy. 299 W. 381 Comment
  UCSB12839  Cercis occidentalis Breedlove, Dennis 1962-6-11 Shasta Along State Highway 89; 3.1 miles north of Burney Falls State Park; Cascade Range 914 Comment
  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
  CHSC81553  Cercocarpus betuloides Julie Rose 2000-3-20 20 Shasta North side of the Sacramento River Trail; just east of the big power lines, about 30 feet from the river. 152 Comment
  JEPS111014  Cercocarpus betuloides J. K. Nelson 2004-3-12 2004 -9 Shasta Forest Road 33N041 to digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam. 365 Comment
  UCD35715  Cercocarpus betuloides Beecher Crampton 1960-6-16 5649 Shasta Ca. 9 miles south of Fall River Mills, Proctor Creek area. Comment
  UCD35718  Cercocarpus betuloides Beecher Crampton 1960-6-16 5665 Shasta 3 miles north of Fall River Mills, east slope of Saddle Mountain. 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
  UC1036183  Chaenactis douglasii var. douglasii George W. Gillett 1952-9-1 250 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  CAS-BOT-BC276741  Chaenactis douglasii var. douglasii George W. Gillett 1953-8-20 332 Shasta Devastated area NW of lake and above road, vicinity of Hat Lake 1996 Comment
  CDA11006  Chaenactis glabriuscula G. F. Hrusa 1991-6-27 8498 Shasta Pit River Drainage; immediately E of entrance to Hat Creek Powerhouse #2. Comment
  CAS-BOT-BC277655  Chaenactis glabriuscula var. megacephala Clarence Quick 1965-7-10 65 -01 Shasta Long Valley Plantation, N end of Long Valley, N. of Burney Comment
  CAS-BOT-BC277781  Chaenactis nevadensis George W. Gillett 1953-8-13 323 Shasta Lassen Volcanic National Park. Reading Peak 2545 Comment
  CHSC1539  Chamaebatia foliolosa 1937-6-27 Shasta Near Burney. 944 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
  OBI55509  Chamaebatiaria millefolium David J. Keil, Kathleen Keil 1992-7-25 23588 Shasta Lassen Natl Forest along hwy 89. 6.5 mi N of Lassen Natl Park boundary Comment
  UCD112952  Chamaebatiaria millefolium John Thomas Howell 1960-8-22 36369 Shasta East of Chaos Jumbles. 1828 Comment
  SEINET10531294  Chamaecyparis lawsoniana John G. Lemmon Lemmon s.n. 1879 Shasta In a dense dark swamp west of [Peak] near Castle Lake, 20 miles west of Shasta. Comment
  UC1593366  Cheilanthes cooperae Alan Smith with Chris Richards, and C. Don Macneill 1992-6-7 2546 Shasta 0.7 mi e of entrance Hirz Bay Campground (10 mi e of Interstate 5 (Gilman Rd - Salt Creek Rd turnoff), McCloud arm of Lake Shasta, along Gilman Rd) 609 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
  POM169101  Chlorogalum angustifolium H. M. Hall, E. B. Babcock 1903-06 4003 Shasta Mesas opposite Redding 152 Comment
  CDA19930  Chondrilla juncea R. Breckenridge 2002-6-19 PDR 1204571 Shasta Northern California; 27 mi S of Dunsmuir, just N of rest stop on I-5 N-bound. 0 Comment
  CHSC39076  Chorizanthe stellulata R. A. Schlising 1979-6-6 3447 Shasta E of Redding along Highway 299, 5.1 miles E of Salt Creek and 8 miles E of Bella Vista. Comment
  SEINET4023386 Image available Chrysanthemum segetum O. M. Clark 1947-1 14330 Shasta East of Redding. Comment
  CHSC85693  Chrysolepis sempervirens G. F. Hrusa 1996-5-2 12854 A Shasta Lassen National Forest. Manzanita Chute. Approx. 1/3 m. E of Hwy 44 on USFS Rd. 31NS17, and about 100 meters N of road. 1650 Comment
  HSC71142  Chrysolepis sempervirens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4480 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  UCD110147  Chrysolepis sempervirens D. Sanchez-Mata 1997-9-18 s.n. Shasta Mount Shasta-McCloud. Snowmans Hill. Ski Park (Mount Shasta) Road. Mount Shasta basis. 1700 Comment
  UCD110148  Chrysolepis sempervirens D. Sanchez-Mata 1997-9-18 s.n. Shasta Mount Shasta-McCloud. Snowmans Hill. Ski Park (Mount Shasta) Road. Mount Shasta basis. 1700 Comment
  JEPS21406  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1914-8-10 5759 Shasta Upper Fall River Valley 1036 Comment
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1
  JEPS46998  Cicendia quadrangularis J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  RSA768276  Cichorium intybus Justin M. Wood 2010-9-2 2524 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  JEPS28569  Circaea alpina subsp. pacifica George W. Gillett 1957-7-11 709 Shasta 1/4 mi. above Manzanita Creek (on Chaos Crags Trail); Lassen Volcanic Nat'l Park, Chaos Crags Trail 1889 Comment
  CHSC93283  Cirsium douglasii var. breweri R. Fischer 2005-7-15 545 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from open rocky ground off the back side (western edge) of several feeder ponds to Ya-She Pond. 1007 Comment
  OBI81548  Cirsium occidentale var. candidissimum Jill M. Bushakra, John Bushakra 2000-6-16 43 Shasta North side of hwy 299 7 miles West of Redding in Whiskytown unit. Pine and chaparral community. Along paved driveway in pile of broken concrete. 366 Comment
  UCD130573  Cirsium occidentale var. candidissimum Dan Markham 1994-7-11 s.n. Shasta near MacArthur. Comment
  JEPS124649 Image available Cirsium pastoris S. Hardinghaus 1967-7-12 16776 -123 Shasta Pit River Gorge lookout. Hwy 299 5 1/2 mi S of Hat Creek Park. Comment
  UCR3809  Cirsium vulgare Frank C. Vasek 1964-8-4 640804- 19 Shasta Harrison Gulch Ranger Station at campground 823 Comment
  CAS-BOT-BC439043  Cistanthe monosperma H. D. Ripley; R. C. Barneby 1948-7-6 9652 Shasta South base of Castle Rock 579 Comment
  CAS-BOT-BC228937  Cistanthe umbellata Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  CAS-BOT-BC228942  Cistanthe umbellata John Thomas Howell 1961-6-20 36551 Shasta Lassen Volcanic National Park. Anklin Meadows 1874 Comment
  CAS-BOT-BC172414  Clarkia borealis Alice Eastwood 1912-7-25 1327 Shasta Pitt to Baird Comment
  CAS-BOT-BC172412  Clarkia borealis L. E. Smith 1913-7-7 s.n. Shasta Pitt River Comment
  LA97376  Clarkia borealis subsp. borealis Ernie Small; 1967-7-20 189 Shasta O'Briens, Lake Shasta. Shasta Caverns Rd, 1 mi S of intersection with Lakeview Rd 396 Comment
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May 23 2016
  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
  JEPS90037  Clarkia gracilis subsp. gracilis Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-25 10680 Shasta South Cow Creek 0.3 mi upstream from Ponderosa Way (just w of right-of-way of PG&E Natural Gas pipeline, Cascade Mountains); Cascade Mountains, South Cow Creek 822 Comment
  POM260322  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC163171  Clarkia lassenensis Ellsworth Bethel 1923-5-23 s.n. Shasta Cayton Comment
  CHSC63577  Clarkia lassenensis Vernon H. Oswald; Lowell Ahart 1994-5-12 6199 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
  JEPS90006  Clarkia lassenensis Dean W. Taylor 1993-5-25 13504 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  UC930758  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  CAS-BOT-BC163450  Clarkia purpurea subsp. quadrivulnera Ellsworth Bethel 1923-6-23 s.n. Shasta Ingot Comment
  RSA448313  Clarkia purpurea subsp. quadrivulnera Christopher Davidson 1973-5-26 2158 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Creek. 976 Comment
  CHSC103209  Clarkia rhomboidea N. L. Jurjavcic; C. L. Riddle 2007-6-27 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. Elevations range from 2200-2700 ft. 685 Comment
  CHSC70759  Clarkia rhomboidea L. P. Janeway 1995-7-8 4844 Shasta 1.0 mi straight south of Coyote Peak; 1.0 mi southwest of the western end of Iron Canyon Reservoir. 960 Comment
  UC1576727  Clarkia rhomboidea Dean W. Taylor 1987-6-9 9039 Shasta on rd. to Hogback Lookout from Potem Creek (Bluejay Mt., on roadcut of logging rd.); Bollibokka Mt. 15' Quad., Pit R. Drainage, Bluejay Mt. 685 Comment
  CHSC6186  Clarkia stellata M. West 1946-6-23 Shasta Hat Creek. 1112 Comment
  POM46423  Clarkia stellata Marcus E. Jones 1897-6-8 s.n. Shasta Lassen s Peak 1829 Comment
  CAS-BOT-BC165730  Clarkia williamsonii Robin Schramm 1998-6-21 58 Shasta Redding, end of Salmon Creek Rd. Comment
  JEPS43221  Claytonia lanceolata W. L. Jepson 1910-6-8 4089 Shasta Lassen Peak 1981 Comment
  CAS-BOT-BC451752  Claytonia lanceolata Elmer I. Applegate 1929-6-20 s.n. Shasta Lassen Trail from Drakesbad, near east base of Mt. Lassen Comment
  UC852095  Claytonia parviflora subsp. parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 946 Shasta Goose Valley Comment
  HSC72022  Claytonia parviflora subsp. parviflora J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-4-8 9588 Shasta Hwy. 36, 1.85 mi. E of the Trinity Co. line 1067 Comment
  CHSC1378  Claytonia perfoliata subsp. perfoliata M. Underhill 1953-4-26 Shasta Shade of trees. 76 Comment
  SEINET10572735  Claytonia rubra Mary Susan Taylor 1980-6-20 Taylor 2940 Shasta T43N R4W sec sec 2? Shasta-Trinity Natl Forest; Sagebrush Scrub, sandy soils along Military Pass Road, S of Haystock on Hwy 97, ca. 7-8 air mi NE of Weed. With B. Williams. Comment
  CAS-BOT-BC443808  Claytonia rubra subsp. rubra Alice Eastwood 1912-6-29 763 Shasta Goose Valley Comment
  CAS-BOT-BC91524  Clematis lasiantha Alice Eastwood 1912-7-26 1456 Shasta Kennet [Kennett]. Comment
  UC465874  Clematis ligusticifolia Mrs. M. H. Manning July 1901 300 Shasta female from base of Bald Hills; male from along Trinity R. Comment
  UC465905  Clematis ligusticifolia Milo S. Baker 1898-7-8 294 Shasta Tamarack Rd. near Dolis Comment
  HSC71899  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5831 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC84184  Collinsia greenei J. P. Smith, Thomas W. Nelson 1982-5-15 10443 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  JEPS18879  Collinsia parviflora Geo. W. Gillett 1957-7-1 619 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
  HSC46982  Collinsia rattanii Diane L. Reed 1978-5-13 109 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  JEPS47351  Collinsia sparsiflora var. collina L. R. Heckard and Robert Ornduff 1966-4-29 1506 Shasta just w Cottonwood Creek bridge crossing (about 1 mi w of Platima) 701 Comment
  CHSC84043  Collinsia tinctoria Lowell Ahart; John Dittes 2003-5-22 10205 Shasta North rim of Battle Creek, at the end of a poor dirt road, about 350 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET3450722  Collinsia tinctoria Lowell Ahart, John Dittes 2003-5-22 10205 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 350 yards south of the Coleman Canal, north rim of Battle Creek at the end of a poor dirt road 250 Comment
  UC1032584  Collinsia tinctoria P. L. Johannsen 1932-6-7 113 Shasta 1/2 mi n of Wagoner Canyon 457 Comment
  UCR123616  Collinsia tinctoria Darina Roediger, Ryan Stafsnes, Chris Dunn 1997-4-27 53 Shasta 11 miles east of Platina on Road A16 404 Comment
  RSA103942  Collinsia tinctoria Alice Eastwood 1912-7-25 1416 Shasta Pitt to Baird. Comment
  RSA113297  Collinsia torreyi E. K. Balls, Lee W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen. 1341 Comment
  RSA780082  Collinsia torreyi Lyman Benson 1930-7-18 2203 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CHSC31211  Collinsia torreyi var. latifolia M. S. Taylor 1980-7-9 3117 Shasta On n side of Dog Creek Rd (801), ca. 10.6 mi w of Delta on I5, ca. 1.5 mi s of Damnation Summit. 1219 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
  CHSC65838  Collinsia torreyi var. latifolia L. P. Janeway 1995-6-23 4808 Shasta Along Road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 feet (straight) due north of Bluejay Mountain. 929 Comment
  RSA79464  Collinsia torreyi var. latifolia F. W. Peirson 1932-7-9 10295 Shasta Burney Spring. 1433 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
  SEINET8731923 Image available Collinsia wrightii George W. Gillett 1953-1 300 Shasta Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake 2012 Comment
  UC1024362  Collomia grandiflora George W. Gillett 1952-9-1 241 Shasta ne corner of park Lassen Volcanic National Park, Noble Pass 1859 Comment
  RSA119386  Collomia grandiflora George W. Gillett 1957-7-1 624 Shasta Old emigrant trail north of Noble Pass. Lassen Volcanic National Park. 1878 Comment
  CHSC30112  Collomia heterophylla M. S. Taylor 1980-6-10 2794 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
  SBBG103170  Collomia heterophylla D. H. Wilken 1971-6-15 9934 Shasta Pollard Flat Cmpgrd Rd, 9 mi N of Loftus 457 Comment
  CHSC45345  Collomia larsenii Vernon Oswald 1988-8-14 3688 Shasta Lassen Volcanic National Park, along the trail near the summit of Lassen Peak. 3145 Comment
  UC1736676  Collomia larsenii Dean W. Taylor 1975-6-26 4686 Shasta Lassen National Forest, Thousand Lakes Wilderness, McGee Peak and vicnity 2511 Comment
  CHSC30115  Collomia tinctoria M. S. Taylor 1980-6-10 2795 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
  JEPS101623  Collomia tinctoria Dean W. Taylor 1993-6-15 13615 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  SEINET10496724  Collomia tinctoria Mary Susan Taylor 1980-6-10 Taylor 2795 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  CAS-BOT-BC230662  Collomia tracyi Helen K. Sharsmith 1953-6-25 4360 Shasta Inner N Coast Ranges. Road to Peanut 3-3.5 miles beyond Wildwood, Trinity National Forest 1188 Comment
  CAS-BOT-BC180412  Comandra umbellata subsp. californica Alice Eastwood 1912-6-29 1026 Shasta Goose Valley Comment
  CHSC92995  Comandra umbellata subsp. californica R. Fischer 2005-4-15 643 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected on a slope between Horr Pond and Crystal Springs. 1011 Comment
  HSC39208  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1976-5-9 8711 Shasta Whiskeytown National Recreational Area. 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
  HSC71904  Comandra umbellata subsp. californica Thomas W. Nelson, Jane Nelson 1980-6-22 5825 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  UCD101798  Comandra umbellata subsp. californica G. F. Hrusa 1992-5-3 10467 Shasta just to the east of Big Bend. Comment
  CAS-BOT-BC216015  Convolvulus James McMurphy 1914-6-16 s.n. Shasta Opposite Baker's place, Redding Comment
  SJSU1593  Corallorhiza maculata C. W. Sharsmith 1954-6-25 6199 Shasta Viola 1341 Comment
  UC725310  Corallorhiza maculata A. A. Heller 1940-5-28 15686 Shasta On US Hwy 299 2 mi e Hatchet Summit Comment
  JEPS68357  Cordylanthus pilosus subsp. pilosus L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-10 2799 Shasta 5 1/2 mi e Trinity County Line (along route 299) 609 Comment
  JEPS80616  Cordylanthus pringlei M. S. Taylor 1980-8-14 3234 Shasta 28N68 ca 0.2 mi s jct with 28N15 (slope on sw side of rd, ca 1.2 mi nw of Regan Meadow, ca 6 mi s of Wildwood); Dubakella Mt. Quad. 1493 Comment
  JEPS66438  Cordylanthus tenuis subsp. viscidus L. R. Heckard and P. Rubtzoff 1971-8-3 2700 Shasta 1/4 mi w Dana road Junction (along U. S. Highway 89) 1219 Comment
  JEPS6767  Cordylanthus tenuis subsp. viscidus W. L. Jepson 1914-8-11 5773 Shasta Upper Fall River Valley 1036 Comment
  CAS-BOT-BC287182  Coreopsis tinctoria Alice Eastwood; John Thomas Howell 1940-6-10 7878 Shasta Redding Comment
  UC412932  Cornus glabrata Franklin P. Nutting 1900-5-21 Shasta Oak Run Comment
  CAS-BOT-BC212048  Cornus nuttallii Mrs. D. B. McAllister 1918-4-29 23 Shasta Ydalpom Comment
  SD104434  Cornus nuttallii Reid Moran 1978-6-24 26052 Shasta On forested east slope, Little Roaring Creek. 775 Comment
  CAS-BOT-BC212041  Cornus nuttallii John Thomas Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola, near Lassen Volcanic National Park Comment
  CAS-BOT-BC212043  Cornus nuttallii G. D. Hanna; M. M. Hanna 1956-6-3 s.n. Shasta Hatchet Mt. Comment
  POM97814  Corydalis caseana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA433127  Corydalis caseana M. V. Hood 1940-8-6 s.n. Shasta Kings Creek Meadow, Mt. Lassen 2226 Comment
  CAS-BOT-BC401849  Corydalis caseana subsp. caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mt., N. Sierra Nevada, Hatchet Creek 1219 Comment
  UC726442  Corydalis caseana subsp. caseana A. A. Heller 1941-8-11 16284 Shasta w. end of Upper King Creek Meadow; Lassen Volcanic Nat'l Park, Upper King Creek Meadow 2133 Comment
  CAS-BOT-BC180180  Corylus cornuta subsp. californica Julie Kierstead Nelson 2006-5-10 2006 -006 Shasta Brwons Creek & Chanchellula Creek confluence, Forest Road 1, 1 mile SW of Deerlick Springs 975 Comment
  RSA64024  Corylus cornuta var. californica Roxana S. Ferris 1955-7-11 12961 Shasta W slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. #299. 1188 Comment
  SD104416  Corylus cornuta var. californica Reid Moran 1978-6-25 26099 Shasta West of Little Roaring Creek 725 Comment
  POM220632  Crassula solieri L. C. Wheeler 1935-3-31 3389 Shasta 3 miles 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
  HSC99938  Crataegus castlegarensis J. P. Smith, & J. O. Sawyer 2011-6-15 13223 Shasta Fence row along Co. Rd. A19, beside Fall River 1021 Comment
  POM301620  Crataegus castlegarensis Carl B. Wolf 1941-7-25 11071 Shasta along the Fall River, 1 miles NW of Fall River Mills 976 Comment
  RSA27175  Crataegus castlegarensis C. Leo Hitchcock 1940-5-24 6558 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET8506923  Crataegus castlegarensis D. W. Taylor 2008-5-14 20202 Shasta Hat Creek, along Highway 299 just East of the bridge over the creek 853 Comment
  CHSC93337  Crepis bakeri R. Fischer 2005-5-23 483 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road. This mdw. area is near the old McArthur Swamp lands. 1013 Comment
  CAS-BOT-BC290539  Crepis capillaris Lewis S. Rose 1945-9-4 45255 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UC581217  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2381 Shasta river terrace 1/2 mi ne Fall River Mills (crest and s-facing slope) 1000 Comment
  CHSC60311  Crepis monticola Mary Ann Showers 1992-6-28 2635 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. Slopes between West and East Sulphur Creeks. 2072 Comment
  CAS-BOT-BC376452  Crepis occidentalis subsp. conjuncta D. E. Breedlove 1962-6-12 3400 Shasta Along State Hwy. 89, 4.0 miles south of junction with U.S. Hwy. 299, Cascade Range 1021 Comment
  CHSC99243  Crepis occidentalis subsp. occidentalis Lowell Ahart; John Dittes 2008-6-19 14851 -A Shasta About 140 yards east of the Pit River, about 10 yards west Cassel-Fall River Road, about 50 yards south of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UCD123138  Croton setiger Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7392 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD147024  Crucianella angustifolia Robert E. Preston 2012-5-5 2870 Shasta 1.3 mi E of Igo, along Cloverdale Trail. 283 Comment
  UCD121548  Crucianella angustifolia Chandler Jensen 1958-5-29 107 Shasta Oscar Davis Ranch, Gas Point Road, 12 miles west of Cottonwood. Comment
  JEPS90283  Cryptantha affinis Dean W. Taylor 1992-5-28 12668 Shasta Clark Creek near confluence with Deadman Creek (Pit River Region); , Clark Creek 1463 Comment
  UC78457  Cryptantha crinita Milo S. Baker 1900-4-29 Shasta Bed of Stillwater Creek at Leighton Stillwater Creek, Leighton Comment
  HSC64013  Cryptantha intermedia var. hendersonii J. P. Smith, J. O. Sawyer 1975-6-23 8302 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC71916  Cryptantha microstachys Thomas W. Nelson, Jane P. Nelson 1980-6-22 5812 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  JEPS121715  Cryptantha rostellata Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  RSA0089866  Cryptantha torreyana Dean Wm. Taylor 2015-6-18 21559 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  SBBG126180  Cryptantha torreyana G. K. Helmkamp with E. A. Helmkamp 2009-6-11 14957 Shasta McCumber lake Rd, at S end of McCumber Lake and 3.3 mi NE of its jct with St Hwy 44 1099 Comment
  UCSB15832  Cryptantha torreyana 1962-6-11 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 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
  POM23306  Cryptogramma acrostichoides H. H. Tracy 1912-08 s.n. Shasta On cliffs above Castella Lake, near Mount Shasta Comment
  CAS-BOT-BC70521  Cryptogramma cascadensis H. F. Copeland 1931-8-9 1424 Shasta Mt. Lassen Comment
  CAS-BOT-BC70517  Cryptogramma cascadensis R. H. Bohmannson 1926-7-1 s.n. Shasta Mt. Shasta Comment
  CAS-BOT-BC85647  Cupressus bakeri Oliver V. Matthews 1939-7-24 44 Shasta Burney Spring Grove, Burney Spring Region 1767 Comment
  NY16591  Cupressus bakeri W. W. Wagener 9433 Shasta Burney Springs 1463.0 Comment
  NY16596  Cupressus bakeri C. B. Wolf 1941-7-25 11067 Shasta 0.5 mile southwest of Cypress Camp Ground; about 3 miles south of Hat Creek ranger Station to Burney Spring Road 1524.0 Comment
  NY743506  Cupressus bakeri J. Silba 2005-8-30 B- 571 Shasta Lassen national Forest, along Road 34N-60, ca. 1.5 miles N of Cypress Trailhead. West of Eiler Gulch, near Thousand Lakes Wilderness. 1561 Comment
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Jul 31 2015
  RSA352342  Cupressus bakeri C. B. Wolf 1941-7-25 11067 Shasta 0.5 miles SW if Cypress Campground, about 3 miles S of Hat Creek Ranger Station to Burney Spring Road 1524 Comment
  SEINET10531422  Cupressus bakeri Carl B. Wolf 1941-7-25 Wolfe 11067 Shasta 1/2 mi S.W. of Cypress camp ground; about 3 mi S of Hat Creek Ranger Sta. to Burney Spring Rd. Arid transition-Abies concolor, Pinus Ponderosa. Semi-shade-sun: Dry volcanic loam; open forest. 1525 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
  SEINET13289858 Image available Cupressus bakeri H. G. Beaver 1959-1 Shasta Shasta County Comment
  NY16726  Cupressus bakeri subsp. bakeri W. D. Hagenstein 1938-11-11 8606 Shasta Lassen National Forest 1493.5 Comment
  UC47  Cupressus lawsoniana W. H. Brewer 1862-9-9 1361 Shasta Upper Sacramento Valley Comment
  RSA176227  Cupressus macnabiana C. O. Stone 2 Shasta Ca. 1 mile south of town of Round Mountain, ca. 5 miles SE of Little Round Mountain Look-Out, near the Melton Ranch 756 Comment
  UC1134218  Cupressus macnabiana R. W. Lundh 1932-11-18 182 Shasta 0.5 mi se of Whiskey Town; Weaverville Quadrangle 335 Comment
  NY16696  Cupressus macnabiana E. I. Applegate 1932-4-14 7057 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
  NY16697  Cupressus macnabiana E. I. Applegate 1932-4-14 7057 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
  UCD14533  Cuscuta Richard Buchner 1987-10-26 s.n. Shasta Redding garden. Comment
  UC1561097  Cuscuta californica Dean Wm. Taylor with Roy Buck 1988-8-8 10032 Shasta Red Mountain, Pit River watershed Pit River, Big Bend 15' Quad. 1737 Comment
  UCD145101  Cuscuta californica Martyn 2001-7-12 119839 8 Shasta on Centaurea squarrosa on Peterson Ranch in McArthur. Comment
  RSA182430  Cuscuta cephalanthi Milo S. Baker 1899-8-15 s.n. Shasta Fall River Lake Comment
  CDA36462  Cuscuta subinclusa Dan Higgins 2011-8-31 PDR# 1312483 Shasta Shingletown area. 0 Comment
  JEPS89515  Cycladenia humilis var. humilis Dean W. Taylor with Ingrid Olmsted 1975-8-24 5384 Shasta vicinity of Magee Peak (e. face Crater Peak, Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2606 Comment
  JEPS88880  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1994-4-27 6153 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.9 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 365 Comment
  JEPS89928  Cymopterus terebinthinus var. californicus Dean W. Taylor 1992-6-17 12788 Shasta Little Shoeinhorse Mt. (Squaw Creek watershed) Shasta Lake Region, Shoeinhorse 7 1/2 Quad., Little Shoeinho 1600 Comment
  HSC103633  Cymopterus terebinthinus var. californicus Thomas W. Nelson, Jane Nelson 1982-5-15 6884 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  RSA77805  Cynoglossum occidentale F. W. Peirson 1932-7-10 10207 Shasta Near Lake Eiler, Thousand-Lake Basin. 1951 Comment
  CHSC116932  Cynoglossum officinale Zachary Voigtman 2013-7-24 2013 -011 Shasta Trout Creek Area. Approx. 1 mile in 42N24, off Pilgrim Creek Road. Comment
  UCD38659  Cyperus bipartitus Beecher Crampton 1956-8-20 3784 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
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Jul 30 2015
  JEPS64119  Cyperus eragrostis J. W. Blankinship 1909-9-7 Shasta Anderson Comment
  JEPS94081  Cyperus squarrosus Vernon H. Oswald and Lowell Ahart 1998-9-8 9618 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthru-Burney Falls Memorial State Park 929 Comment
  UCD37066  Cyperus squarrosus Beecher Crampton 1956-8-20 3783 Shasta Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  CAS-BOT-BC70691  Cystopteris fragilis Doris K. Kildale 1929-6-22 8019 Shasta 36 miles south of Dunsmuir - Salt Creek Comment
  CHSC27879  Cystopteris fragilis Robin Ondricek 1978-4-22 11 Shasta N side of dirt road which parallels Pit River at Malinda Gulch, Shasta National Forest. 774 Comment
  JEPS89822  Cystopteris fragilis Dean W. Taylor with Ingrid Olmsted 1974-7-13 4078 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2529 Comment
  UCD136325  Cystopteris fragilis G. F. Hrusa 1996-5-2 12867 Shasta Lassen National Forest. Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1460 Comment
  CAS-BOT-BC190492  Dactylis glomerata L. E. Smith 1914-7-4 739 Shasta Redding. Comment
  CAS-BOT-BC445546  Damasonium californicum Gary Schoolcraft 1985-6-13 1424 Shasta SE. of Fall River Mills. 36-5-5 NW 1/4 1036 Comment
  CAS-BOT-BC189858  Danthonia californica George W. Gillett 1957-8-20 1120 Shasta Lassen Volcanic National Park. Brokeoff Meadows, in Aspen grove above cabins. 1920 Comment
  JEPS28316  Danthonia californica var. americana George W. Gillett 1957-8-20 1120 Shasta Bailey Creek Lassen Volcanic National Park, Brokeoff meadows (near cabin area) 1889 Comment
  RSA91849  Danthonia californica var. americana F. W. Peirson 1932-7-14 10107 Shasta in Big Meadow south of Lake Eiler, Thousand-Lake Basin 1951 Comment
  RSA0094220  Danthonia intermedia subsp. intermedia Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31405 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-BC76216  Darlingtonia californica H. M. Hall 1924-7-13 s.n. Shasta South of Castella, Sacramento River Canon [Canyon]. Comment
  RSA236754  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-22 42385 Shasta Castle Crags State Park 793 Comment
  CAS-BOT-BC420656  Darmera peltata Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  RSA239277  Darmera peltata R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42377 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  JEPS88160  Datisca glomerata V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7913 Shasta 3.3 mi (odometer)n of Highway 36 (w of Platina, Harrison Gulch Road); High North Coast Ranges, Harrison Gulch Road 1066 Comment
  UC334700  Datisca glomerata unknown 242 Shasta Kelly; U. S. Pacific Slope, Kelly Comment
  SEINET6421146 Image available Datisca glomerata C. L. Hitchcock 1940-1 6499 Shasta 25 miles East of Redding Comment
  UC73418  Datisca glomerata Misses Jones and Alexander 1902-6-24 Shasta Spring Camp Comment
  SEINET7062912  Daucus pusillus A. G. Vestal 1947-5-2 s.n. Shasta About 4 miles east of Redding. (WGS84/NAD83). UTM Zone 10, 545128mE, 4493404mN. 255 Comment
  CHSC110533  Delphinium gracilentum Julie Kierstead Nelson 2012-5-12 2012 -035 Shasta Open road cut along Gilman Rd at intersection with Stratton Rd, ca 1 mile E of I-5. 339 Comment
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Apr 22 2016
  CAS-BOT-BC8783  Delphinium gracilentum f. versicolor Gordon H. True 1938-5-22 953 Shasta Between Widow and Fall River Valleys Comment
  CAS-BOT-BC9844  Delphinium nudicaule Alice Eastwood 1912-6-29 938 Shasta Goose Valley Comment
  JEPS90894  Delphinium nudicaule Dean W. Taylor 1993-5-26 13511 Shasta 3 mi ne of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley, Modoc Plateau); Modoc Plateau, Burney Valley 1005 Comment
  HSC25001  Delphinium nudicaule Allan R. Marshall 1962-5-11 11 Shasta N bank near Burney Falls 1220 Comment
  CAS-BOT-BC465581  Delphinium nuttallianum Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -022 Shasta Summit of Tombstone Mountain, eastern Klamath Range, E of I-5 1666 Comment
  CHSC96185  Delphinium nuttallianum R. Fischer 2006-5-12 902 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected from a meadow in an open juniper/oak woodland off of Juniper Trail, ca. 1 mile ne of campsite 7. 1036 Comment
  UCR80888  Delphinium nuttallianum G. L. Webster, J. M. Tucker, Robert Rhode, June McCaskill 1993-5-16 7778 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CAS-BOT-BC116130  Delphinium nuttallianum F. Almeda; R. Eisenhardt 1995-5-29 7408 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rod #89 and 883 Comment
  JEPS90887  Delphinium variegatum subsp. variegatum Dean Wm. Taylor with James R. Shevock 1993-5-1 13400 Shasta Shasta Lake Region, s end of Gray Rocks, Squaw Creek watershed Gray Rocks; Cascade Ranges, Shasta Lake Region, Gray Rocks 853 Comment
  NY387585  Dendromecon herbacea H. E. Brown 1897-5-15 271 Shasta Near Pit river Ferry. 213.4 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
  UCD61240  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta Near the margin of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CHSC89763  Deschampsia danthonioides R. Fischer; J. Marr 2004-5-22 414 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. In vernal pool on mdw., part of the old McArthur Swamp. 1008 Comment
  HSC100220  Deschampsia danthonioides J. P. Smith 2010-6-25 12966 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  HSC100242  Deschampsia danthonioides J. P. Smith 2010-6-10 12916 Shasta Along Hwy. 299 W of Burney 981 Comment
  UC1738920  Deschampsia danthonioides Dean W. Taylor 1988-4-13 9517 Shasta Olinda, 5.3 miles W of Cottonwood on Gas Point Road 166 Comment
  UC1553565  Deschampsia elongata E. Dean 1988-7-8 102 Shasta along rd. 29N68 0.2 mi. s.e. of junction with 29N28 Brushy Mt. (w. side of rd.); Shasta city, kBrushy Mt. 1493 Comment
  UC1738918  Deschampsia elongata Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5415 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2179 Comment
  CHSC92999  Dianthus deltoides subsp. deltoides R. Fischer 2005-7-18 458 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, west of Ya-She camps and east of old homestead, on the western border of the park in YPF. 1011 Comment
  CHSC24829  Dicentra formosa Ron Stewart 1976-4-24 1 Shasta 10 yds n of Inwood Rd., .8 mi w of Ponderosa Way. Collected along Bear Creek. 518 Comment
  UC855119  Dicentra formosa E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  UCD33545  Dicentra formosa Beecher Crampton 1969-6-19 8482 Shasta Castle Crag (rr. siding) 3 miles south of Dunsmuir. 670 Comment
  JEPS14650  Dicentra uniflora Mary Twight 1956-6-10 46 Shasta ridge at nw end Echo Lake (in Seven Lakes Basin); Trinity Mountains, Seven Lakes Basin 1767 Comment
  SEINET4572214  Dichanthelium oligosanthes subsp. scribnerianum B. Crampton 1964-8-27 7194 Shasta 1/4 mile E of hotel Castle Crag (now Berri Estate), 1/2 mile east of Castle Crag rail road siding Comment
  CHSC81583  Dichelostemma capitatum Julie Rose 2000-3-25 28 Shasta Field bordered by Millville Plains Road on the East and Antler Road on the South. 11 miles E of Redding. 1.2 miles S of Highway 44. 188 Comment
  HSC3084  Dichelostemma capitatum subsp. capitatum J. Heywood, D. H. Norris 1968-3-30 1819 Shasta 5 mi. E of Trinity Co. line on Hwy. 299 Comment
  CAS-BOT-BC502186  Dichelostemma ida-maia Scupham 1877-5-1 s.n. Shasta McCloud river Comment
  SBBG45332  Dichelostemma ida-maia J. Timbrook 1972-6-4 12 Shasta 10 mi N of French Gulch, Trinity Mts Comment
  UC13766  Dichelostemma ida-maia W. C. Blasdale 1896-6-14 Shasta Trinity Divide Comment
  CHSC2091  Dichelostemma multiflorum M. Underhill 1953-4-29 Shasta 76 Comment
  UCD111924  Dichelostemma multiflorum Christopher Mallek 2008-1 AC1- 14 Shasta Ash Creek. 876 Comment
  HSC49842  Dichelostemma multiflorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9718 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  SEINET8476755  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding. Comment
  SEINET3885679  Dichelostemma pulchellum J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-8 9628 Shasta Trinity National Forest. Road above Beegum Gorge Campground.; 0 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-BC153294  Diplacus kelloggii A. A. Heller 1905-5-29 s.n. Shasta Near Redding 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-BC153439  Diplacus layneae E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC151267  Diplacus torreyi George W. Gillett 1957-7-8 680 Shasta Shoulder on highway #89, 2.2 miles northeast of Manzanita Lake Checking Station - Lassen Volcanic National Park 1828 Comment
  CHSC34098  Diplacus tricolor J. D. Prouty 1981-7-21 1272 Shasta Ca. 5 mi. s. of Fall River Mills. 1097 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
  SBBG16040  Dodecatheon alpinum D. Myrick 1961-6-24 355 Shasta Mt Lassen Nat Park loop rd just S of southern boundary of park 1828 Comment
  SEINET178167 Image available Dodecatheon alpinum Marcus E. Jones 1897-7-7 Shasta Lassen Peak. 1829 Comment
  SJSU1548  Downingia bacigalupii C. W. Sharsmith 1954-6-23 6185 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  JEPS90706  Downingia bicornuta var. bicornuta Dean W. Taylor 1991-6-14 11885 Shasta ca. 1 mi w Warner Grade Reservoir (on margin of northernmost of 4 small ponds); Pit River Watershed, Dana 7 1/2 quadrangle 923 Comment
  JEPS22674  Downingia cuspidata Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6312 Shasta about 11 mi se Millville (along Calif. Highway 44, 1 mi above and e of junction with the Dersch Road) 499 Comment
  SEINET3450899  Downingia cuspidata Lowell Ahart, John Dittes 2003-5-12 10142 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
  UC596037  Downingia montana R. F. Hoover 1936-5-22 1203 Shasta 3 mi e Redding Comment
  CAS-BOT-BC42083  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. On area south of 1915 Black Dacite flow. 3169 Comment
  CAS-BOT-BC159428  Drymocallis glandulosa var. glandulosa D. E. Breedlove 1962-6-11 3385 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC159324  Drymocallis lactea var. lactea Alice Eastwood 1912-8-22 1876 Shasta Morgans Springs, Lassen Butte Region Comment
  UCD60741  Echinochloa colona Beecher Crampton 1964-8-26 7189 Shasta Castle Crag. Ditch along the railroad. Comment
  HSC39861  Echinochloa crus-galli J. P. Smith, Steve Selva 1970-8-9 4592 Shasta French Gulch Campground Comment
  UCD60836  Echinochloa crus-galli Beecher Crampton 1956-8-20 3791 Shasta Dome Creek junction with the Sacramento River at Castle Crag. 640 Comment
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Jul 4 2012
  UCD60935  Echinochloa crus-galli var. zelayensis Virginia E. Long 1931-5 80 -a Shasta Vicinity of Anderson. Comment
  RSA92085  Eleocharis acicularis var. acicularis F. W. Peirson 1932-7-16 10108 Shasta Near camp at Thousand-Lakes Basin 1951 Comment
  CAS-BOT-BC112765  Eleocharis macrostachya Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13236 Shasta Moist flood-plain of stream, 3 miles NE of Redding. Comment
  CHSC105713  Eleocharis quadrangulata Julie Kierstead Nelson 2007-9-20 2007 -032 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. 182 Comment
  CAS-BOT-BC112077  Eleocharis quinqueflora Roxana S. Ferris; Laura Lorraine 1941-8-10 10457 Shasta Lassen National Park, upper meadows of King's Creek. 2240 Comment
  UCD138116  Elodea canadensis P. B. Kennedy 1927-6-15 13 Shasta Pit River by Fall River Mills. Comment
  HSC100235  Elymus caput-medusae J. P. Smith 2010-6-8 12893 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  HSC100218  Elymus elymoides J. P. Smith 2010-6-24 12956 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  HSC100860  Elymus elymoides J. P. Smith 2010-6-25 12963 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  CHSC35619  Elymus elymoides subsp. elymoides R. E. Preston 1981-7-19 111 B Shasta Meadow. At the Sulfur Works, Lassen National Park. 2148 Comment
  UC1543872  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-27 3047 a Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC822234  Elymus glaucus Alice Eastwood Jun 29 1912-Jul 11 1912 916 Shasta Goose Valley Comment
  UCD62326  Elymus glaucus A. A. Beetle 1941-6-30 2909 Shasta Lassen National Forest. Along Hat Creek 10 miles northeast of Manzanita Lake. 609 Comment
  CAS-BOT-BC206580  Elymus glaucus subsp. glaucus A. A. Heller 1905-5-29 7886 Shasta Near Redding. Comment
  UCD37063  Elymus glaucus subsp. glaucus Beecher Crampton 1956-8-20 3780 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  JEPS70715  Elymus multisetus J. W. Blankinship 1911-6-9 Shasta Reading; <=Redding> Comment
  UC1037129  Elymus multisetus Leo Whitney 1935-6-20 3254 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  CHSC54543  Elytrigia intermedia subsp. intermedia Vernon H. Oswald 1991-8-16 4831 Shasta Lassen Volcanic Park. Lassen Hwy northeast of Diamond Pk, at Road Marker 11. 2255 Comment
  CHSC34351  Epilobium campestre J. D. Prouty 1981-7-21 1258 Shasta Margin of stockpond. Ca. 6 mi. ese. of Fall River Mills. 1097 Comment
  JEPS100405  Epilobium ciliatum subsp. ciliatum Dean W. Taylor 1992-5-28 12680 Shasta Big Lake, on far eastern shore Modoc Plateau, Fall River Valley Comment
  CHSC34354  Epilobium densiflorum J. D. Prouty 1981-7-20 1248 Shasta Meadow, ca. 9 mi n of McArthur. 1051 Comment
  JEPS38205  Epilobium densiflorum J. W. Blankinship 1910-7-11 Shasta Old Shasta Comment
  UC422962  Epilobium densiflorum Milo S. Baker 1898-7-6 454 Shasta near Morley's Comment
  UC873158  Epilobium densiflorum A. A. Heller 1916-6-25 12448 Shasta 5 mi s Redding Comment
  CHSC46577  Epilobium glaberrimum subsp. fastigiatum Vernon Oswald 1986-7-28 2249 Shasta Trail between Bumpass Hell and Cold Boiling Lake at a point overlooking Crumbaugh Lake, Lassen Volcanic National Park. 2362 Comment
  CHSC46583  Epilobium hallianum Vernon H. Oswald 1989-7-24 3889 Shasta Crumbaugh Lake, Lassen Volcanic Park. Along the southwest shore of the lake. 2194 Comment
  HSC71903  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5828 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  JEPS28581  Epilobium obcordatum George W. Gillett 1957-7-12 727 Shasta Devastated Area below Hat Lake (between parking area and Lost Creek); Lassen Volcanic National Park 1889 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
  JEPS120241  Epilobium oreganum Julie Kierstead Nelson with Zack Voigtman 2012-8-20 2012 -085 Shasta Boy Scout pond, Headwaters of N Fork Beegum Creek Comment
  JEPS104039  Epilobium pallidum Lowell Ahart 2003-5-22 10188 Shasta Bottom of a wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC398661  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta about 2 mi ne Redding (type station) Comment
  UCD80487  Epilobium pallidum CNPS SN Foothill Team 2006-5-15 SNFN 0305 b Shasta Shasta Land Trust Easement, in the central eastern portion of the Cow Creek Ranch, 50 m southwest of the Lion's Flat Road on the ridge. 461 Comment
  SEINET10632164  Epilobium pallidum A. Arthur Heller 1905-5-30 Heller 7906 Shasta Near Redding. Comment
  SEINET8389470  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta about two miles northeast of Redding, Shasta County. Comment
  CHSC96256  Epipactis gigantea R. Fischer 2006-7-25 919 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the ne side of Ja-She Springs in heavy grass/brush, a YPF woodland. 1008 Comment
  CAS-BOT-BC57202  Equisetum hyemale subsp. affine William A. Dayton 1913-7-1 385 Shasta Shasta National Forest, along the Northfork of Swift Creek 731 Comment
  UCD63094  Eragrostis curvula Beecher Crampton 1969-6-19 8485 Shasta 5 miles south of Pollard Flat, Interstate Highway. 5 Southbound. 365 Comment
  UCD65671  Eragrostis pilosa var. pilosa Beecher Crampton 1960-6-16 5668 Shasta northeast, 3 miles north of Fall River Mills, east slope Saddle Mtn. 1097 Comment
  UC2013093  Eriastrum tracyi Leigh A. Johnson 2005-7-28 05 -213 Shasta W side oef Hwy 89, about 10 miles N of jct with Hwy 299, E of Burney. About 50 - 100 yards W of railroad. Comment
  CAS-BOT-BC286672  Ericameria bloomeri A. H. Kramer 1930-8-22 34 Shasta Propect Pk, Lassen National Park Comment
  CHSC34505  Ericameria bloomeri J. D. Jokerst 1981-9-26 1477 Shasta S of Damantion Pass. 200 Comment
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Oct 3 2007
  UC1118668  Ericameria bloomeri H. A. Jensen 1934-10-9 387 Shasta mouth of w fk. Hat Creek; Dixie Quad., Hat Creek 1950 Comment
  CAS-BOT-BC286674  Ericameria bloomeri John Thomas Howell 1960-8-22 36381 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  RSA592527  Ericameria greenei S. O. Mattoon 1978-4-9 14 Shasta Hirz Mountain L. O. Road; McCloud Arm Lake Shasta 762 Comment
  CAS-BOT-BC299450  Ericameria nauseosa var. speciosa E. R. Johnson 1928-8-31 1190 Shasta Fall River Valley Comment
  JEPS28778  Ericameria nauseosa var. speciosa George W. Gillett 1957-8-15 1077 Shasta n saddle of crater rim Crescent Crater; Lassen Volcanic National Park, Crescent Crater 2438 Comment
  UC1037322  Ericameria nauseosa var. speciosa Leo Whitney 1934-9-14 1887 Shasta ca 10 mi sw of Fall River Mills; Lassen National Forest, Lava Rim 1645 Comment
  UC484105  Ericameria nauseosa var. speciosa E. R. Johnson 1928-8-31 Shasta Fall River Valley Comment
  CHSC71856  Erigeron annuus Vernon H. Oswald; Lowell Ahart 1998-9-8 9565 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
  HSC28858  Erigeron bloomeri var. bloomeri D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19147 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  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
  CHSC60314  Erigeron coulteri Mary Ann Showers 1992-7-19 2708 Shasta Lassen Volcanic National Park. Dersch Meadows. 1950 Comment
  CAS-BOT-BC300427  Erigeron elegantulus D. Showers 1979-7-23 DS 4328 Shasta Near summit of Loomis Peak, Lassen Volcanic National Park 2560 Comment
  JEPS122363  Erigeron filifolius Joseph Broberg, Nick Dove 2012-7-26 CA 320 -113 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road until it you reach a recently burned and logged area Comment
  JEPS3732  Erigeron glacialis var. glacialis George Gillett 1952-8-11 172 Shasta on trail to Kings Creek 2 mi below Bumpas Hell; Lassen Volcanic National Park 2286 Comment
  SBBG19493  Erigeron glacialis var. glacialis J. A. Lowery 1962-7-10 8 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CAS-BOT-BC295378  Erigeron inornatus Wallace R. Ernst 1957-8-9 199 Shasta Ca. 18 mi. N of Mt. Lassen Natl. Volcanic Park, on State Highway 89 Comment
  OBI55511  Erigeron inornatus var. inornatus David J. Keil, Kathleen Keil 1992-7-25 23590 Shasta Lassen NF along hwy 89. 6.5 mi N of Lassen Natl Park boundary Comment
  RSA0094222  Erigeron inornatus var. inornatus Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31403 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
  RSA712919  Erigeron inornatus var. inornatus L. P. Janeway 2005-8-27 8518 Shasta Modoc Plateau. 10.1 km NE of Burney; 0.7 km SE of Hwy. 299, 0.2 km NE of Cassel Road. 943 Comment
  UC501448  Erigeron inornatus var. inornatus Frank W. Peirson 1932-7-17 10336 Shasta Wallace Ranch Goose Valley 914 Comment
  RSA93186  Erigeron inornatus var. inornatus F. W. Peirson 1932-7-17 10336 Shasta Wallace Ranch, Goose Valley. 915 Comment
  CDA13042  Erigeron lassenianus var. lassenianus G. F. Hrusa, T. D. Wilfred 1996-6-1 12972 Shasta Lassen National Forest; Bunchgrass Valley. N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  POM260040  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  OBI77277  Erigeron pumilus var. intermedius Anthony Baniaga 2011-6-17 364 Shasta Lassen NF. Edge of Murken Lake Murken Bench quad T35N R5E sec 32 sW of SW 1085 Comment
  HSC84178  Eriodictyon californicum J. P. Smith, Thomas W. Nelson 1982-5-15 10435 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  SFV5050  Eriodictyon californicum B. C. Templeton 1960-6-16 8508 Shasta North of Lake Britton. On mountain slope. Comment
  SBBG1474  Eriogonum dasyanthemum H. and M. Dearing 1939-6-28 3747 Shasta 45 mi SW of Redding, rd to Wildwood Comment
  JEPS56151  Eriogonum luteolum var. luteolum W. L. Jepson 1914-8-11 5766 Shasta Upper Fall River Valley 1036 Comment
  UC1543740  Eriogonum marifolium Harold and Virginia Bailey 1948-8-25 3004 a Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UCD100401  Eriogonum marifolium Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 314 Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC263316  Eriogonum marifolium var. marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2590 Comment
  CAS-BOT-BC263322  Eriogonum marifolium var. marifolium Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park 2042 Comment
  CAS-BOT-BC267377  Eriogonum marifolium var. marifolium Elmer I. Applegate 1929-6-21 5817 Shasta Kelly's Camp, Warner Valley, Mount Lassen region Comment
  SBBG15259  Eriogonum nudum var. nudum D. Myrick 1961-6-22 331 Shasta Hwy 89, S of Burney Falls 914 Comment
  SBBG1571  Eriogonum nudum var. pubiflorum H. and M. Dearing 1939-6-16 3655 Shasta 22 mi W of Redding Comment
  SD104473  Eriogonum nudum var. pubiflorum Reid Moran 1978-6-24 26072 Shasta east slope above Little Roaring Creek, roadbank 750 Comment
  HSC40169  Eriogonum pyrolifolium Thomas W. Nelson, Jane P. Nelson 1976-8-1 3119 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  UC849693  Eriogonum pyrolifolium E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park, Lassen Peak 3048 Comment
  CAS-BOT-BC252948  Eriogonum pyrolifolium var. pyrolifolium A. R. Kruckeberg 1954-8-5 3704 Shasta Along trail to Lassen Peak from Helen Lake, Lassen Volcanic N.P. 2590 Comment
  CHSC45369  Eriogonum pyrolifolium var. pyrolifolium Vernon Oswald 1986-8-11 2282 Shasta Lassen Peak Trail near timberline. 2804 Comment
  UC485767  Eriogonum spergulinum var. reddingianum H. F. Copeland 1932-8-15 Shasta woods by Lost Creek below Raker Peak; Mt. Lassen 1889 Comment
  UC1228164  Eriogonum sphaerocephalum var. halimioides Beecher Crampton 1960-6-16 5674 Shasta 1.5 mi n Fall River Mills 1066 Comment
  UC849741  Eriogonum sphaerocephalum var. halimioides Alice Eastwood 1912-7-13 1053 Shasta Pitt River Canyon Comment
  RSA197045  Eriogonum sphaerocephalum var. halimioides Noel Holmgren, James L. Reveal 1966-6-9 2681 Shasta US 97, 5.5 mi. south of Macdoel, 35 mi. norh of Weed. 1341 Comment
  UC478899  Eriogonum umbellatum var. dumosum Marcus E. Jones, A. M. 1931-7-16 28853 Shasta Pitt River bridge Comment
  JEPS100707  Eriogonum umbellatum var. humistratum Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4064 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Pk, 2438 Comment
  CHSC88796  Eriogonum umbellatum var. modocense R. Fischer 2004-7-7 301 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Spatter Cone Trail, w. side of trail loop, on w. return leg. 1040 Comment
  UC1553598  Eriogonum umbellatum var. nevadense E. Dean 1988-7-13 124 Shasta just n jct. w/37N72Y (where power lines cross rd.) (on w side of rd. 38N10 going n to Red Mtn., Pacific Crest Tr.) Comment
  POM188369  Eriogonum umbellatum var. polyanthum Marcus E. Jones 1931-7-16 3 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC262279  Eriogonum ursinum George W. Gillett 1957-8-17 1081 Shasta Lassen Volcanic National Park. Helen Mountain. Southwest exposure above Lake Helen 2590 Comment
  SBBG21290  Eriogonum ursinum D. Myrick 1964-7-21 898 Shasta Flatiron Ridge above Drakesbad 1981 Comment
  SEINET7064421  Eriogonum vimineum A. G. Vestal 1963-6-4 s.n. Shasta Along Cottonwood Creek at jct with Bowman Road [Foster Road]. (NAD83/WGS84). UTM Zone 10, 540054mE, 4471937mN. Comment
  UC912844  Eriogonum vimineum Alice Eastwood Jun 29 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  UCD37064  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta County, Cattle Crag, banks along Sacramento River. Comment
  UC398657  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta along upper Sacramento River at Redding Valley of the Upper Sacramento Comment
  UC336229  Eriophyllum confertiflorum var. confertiflorum unknown 1874-9-1 Shasta near Lassen's Peak Comment
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May 23 2013
  HSC38729  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1975-6-23 8313 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  CAS-BOT-BC301090  Eriophyllum lanatum var. achilleoides L. E. Smith 1913-4-24 107 Shasta Mc Clouds [McCloud] Fork Comment
  CAS-BOT-BC301175  Eriophyllum lanatum var. arachnoideum Clarence R. Quick 1962-7-10 62 -77 Shasta Old Buffum cutover, SW side of Hatchet Mt. west of Burney Comment
  CAS-BOT-BC301431  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC301433  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 87 Shasta 3 miles south of Dunsmuir Comment
  CAS-BOT-BC301438  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1912-6-27 649 Shasta Montgomery Creek Comment
  UC144326  Eriophyllum lanatum var. grandiflorum A. A. Heller 1905-5-25 7852 Shasta near Redding Comment
  CAS-BOT-BC301683  Eriophyllum lanatum var. lanceolatum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  RSA0014263  Eriophyllum lanatum var. lanceolatum Justin M. Wood 2010-9-2 2556 Shasta Northwest face of Round Mtn: +/- 1.2 mile northwest of general store (highway 299), just northwest of communication towers along road leading to the peak. 946 Comment
  SBBG5186  Eryngium articulatum H. and M. Dearing 1938-6-29 2201 Shasta ca. 10 mi N of Redding Comment
  UCD77707  Eryngium articulatum Robert E. Preston 2005-7-9 2365 Shasta Ca. 10 mi E of Anderson, along Ash Creek Rd 247 Comment
  RSA470853  Eryngium articulatum E. E. Stanford 1930-6-15 1554 Shasta 4 miles south of Redding Comment
  CHSC36507  Eryngium mathiasiae J. D. Prouty 1982-5-28 1306 Shasta Ca. 6 mi. ESE of Fall River Mills. 1097 Comment
  SEINET4853137  Eryngium mathiasiae Unknown 1973-6-27 554 Shasta On State Hwy 299, 0.8 mi W of Lassen County line, 2.7 mi NE of MacArthur. Comment
  UC856280  Erysimum capitatum C. L. Hitchcock 1940-5-23 6515 Shasta ca 1/4 mi s Burney Falls Comment
  CHSC5237  Erysimum capitatum var. capitatum M. West 1946-6-23 Shasta Hat Creek, Eagle Lake. 1065 Comment
  HSC23373  Erysimum capitatum var. capitatum G. Strausbaugh 1970-6-21 150 Shasta Near summit of Buckhorn Bally, 3.1 mi. from Hwy. 299 W, 19.5 mi. E of Douglas City 1463 Comment
  HSC45832  Erysimum perenne Robert Wharton 1978-7-2 Shasta Snout of Whitney Glacier, Mt. Shasta 2988 Comment
  CHSC43157  Erythranthe bicolor R. A. Schlising 1980-5-19 3592 a Shasta E of Redding and Ingot, 3.0 mi s of jct Hwy 299, on Buzzard Roost Road. Comment
  SEINET14046284 Image available Erythranthe guttata A. A. Heller 1941-1 16156 Shasta 3 miles northeast of Redding 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
  RSA536399  Erythranthe pulsiferae Beth Corbin 1991-6-13 626 Shasta Little Lake on the Hat Creek Rim, ca. 8 mi SE of the Hat Creek Post Office. 1463 Comment
  CAS-BOT-BC418639  Erythranthe taylorii Len Lindstrand III 2014-3-20 s.n. Shasta McCloud River. Bollibokka Club property, upland ridge on the west side of McCloud River, south of Nawtawaket Creek and north of McCloud River Bridge (Gillman Road). 365 Comment
  JEPS123484  Erythranthe taylorii Len Lindstrand III with Sarah Tona and Julie Kierstead Nelson 2014-4-9 s.n. Shasta North of Ellery Creek. Slope above (west of) Gilman Road, approximately 0.20 mile north of the Ellery Creek confluence with Lake Shasta. Bollibokka Mountain 7.5' USGS quadrangle. Comment
  UC1736596  Erythranthe taylorii Dean W. Taylor 1993-5-1 13405 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
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Aug 29 2013
  UCR84857  Erythranthe taylorii D. W. Taylor, J. R. Shevock 1993-5-1 13405 Shasta Cascade Ranges, south end of Gray Rocks, Squaw Creek watershed, Shasta Lake Region 854 Comment
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Aug 29 2013
  CHSC110664  Erythranthe taylorii Dean Wm. Taylor 1993-4-30 13382 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella). 853 Comment
  UCD139643  Erythronium klamathense Dean Wm. Taylor; Glenn L. Clifton 1987-6-9 9030 Shasta Mushroom Rock, dividing the Pit and McCloud River drainages. Road between Bartlet Gap and Mushroom Rock. 1341 Comment
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Jul 14 2015
  UC1036268  Erythronium purpurascens George W. Gillett 1952-7-13 63 Shasta vicinity of Sulphur Works (below buildings); Lassen Volcanic National Park 2133 Comment
  UCR92622  Erythronium purpurascens Kathy Harper, Dane Karr 1994-6-17 s.n. Shasta Lassen Volcanic National Park: trail along Hat Creek from I-89 at Hat Lake to Paradise Meadows 2287 Comment
  JEPS123347  Erythronium shastense Len Lindstrand III 2015-2-24 21220 Shasta Jennings Creek, above Gilman Road, Shasta Lake. Bollibokka Mountain, 7.5' Q. Comment
  JEPS123353  Erythronium shastense Kevin Heidel 2015-3-13 6 Shasta East at Brock Creek outlet into Shasta Lake along unnamed stream. Devils Rock 7.5' Q. Comment
  CHSC118210  Erythronium shastense Len Lindstrand III 2015-2-26 21221 Shasta Northeast of Bollibokka Mountain, above McCloud River. UTM 10T 056007E/4533011N. 335 Comment
  CAS-BOT-BC402838  Eschscholzia caespitosa Elmer I. Applegate 1929-6-18 5747 Shasta Pollock, canyon of the Sacramento River Comment
  HSC72283  Eschscholzia caespitosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9632 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  JEPS121718  Eschscholzia caespitosa Julie Kierstead Nelson with Martin Lenz 2014-4-15 2014 -007 Shasta Hirz Mountain road, off Gilman Road, east of I-5, north of Shasta Lake. Comment
  CHSC59995  Eschscholzia californica Lorna K. Lilly 1989-4-17 8 Shasta Ca., 0.3 mi w of Dry Creek, 2.8 mi e of Redding, 5.9 mi s of Bella Vista. Roadside open area within valley grassland. 137 Comment
  UC54481  Eschscholzia californica H. M. Hall and E. B. Babcock June, 1903 4004 Shasta Bayha Upper Sacramento Valley 304 Comment
  CHSC89633  Eschscholzia californica subsp. californica R. Fischer; J. Marr 2004-8-15 370 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake E side. On mdw. More obs. near Ya-She campsites. 1011 Comment
  RSA11789  Eschscholzia californica var. crocea Elmer I. Applegate 1929-6-23 5829 Shasta Burney Comment
  CHSC4042  Eschscholzia lobbii Sadie Gualtieri 1967-3-26 Shasta 1/5 mile W. Bear Creek on S. side hiway 44 to Lassen Park, E. from Redding. Comment
  JEPS51686  Eschscholzia lobbii J. W. Blankinship 1911-4-2 Shasta Redding Comment
  CAS-BOT-BC310393  Eucephalus breweri M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 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
  JEPS100732  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 1889 Comment
  CHSC27872  Euphorbia crenulata Robin Ondricek 1978-4-22 18 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Along dirt roadside. 609 Comment
  RSA436007  Euphorbia crenulata Christopher Davidson 1973-5-26 2161 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  RSA768308  Euphorbia maculata Justin M. Wood 2010-9-1 2513 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  RSA702153  Euthamia occidentalis R. Fischer, Jenny Marr 2004-8-14 416 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7. Edge of Horr Pond 1009 Comment
  RSA0089878  Fallopia japonica Dean Wm. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 321 Comment
  HSC85680  Festuca californica J. P. Smith, J. O. Sawyer 1982-5-8 10368 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  CAS-BOT-BC278870  Festuca occidentalis Alice Eastwood 1912-6-29 731 Shasta Goose Valley Comment
  UC818052  Festuca occidentalis C. L. Hitchcock 1940-5-20 6475 Shasta 25 mi e Redding Comment
  CAS-BOT-BC278939  Festuca rubra C. L. Hitchcock 1940-5-20 6475 Shasta 25 miles east of Redding Comment
  RSA357485  Fimbristylis autumnalis Walter Seavey Lennon 1985-8-13 s.n. Shasta Cow Creek near Silver Spur Road, 0.7 mile W of Silver Bridge Road, Palo Cedro. Comment
  CHSC1544  Fragaria virginiana M. Underhill 1952-6-22 Shasta Comment
  UCD113260  Fragaria virginiana G. F. Hrusa; T. D. Wilfred 1996-6-11 13052 Shasta Approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley, Lassen National Forest. 1615 Comment
  SEINET7417490 Image available Frangula californica subsp. californica A. A. Heller 1916-1 12457 Shasta 5 mi S of Redding Comment
  SD22836  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta W. side of Sacramento River, just so. of Castle Creek 2000 Comment
  CAS-BOT-BC53854  Frangula californica subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 mi. above Redding on Pacific Highway 243 Comment
  CAS-BOT-BC60004  Frangula purshiana F. Almeda; R. Eisenhardt 1995-5-29 7428 Shasta Willow Creek Ranch about 6.8 mi. s. of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud. 883 Comment
  HSC48443  Frangula purshiana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9863 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  JEPS121721  Frangula purshiana Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -063 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18. Comment
  HSC100046  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2010-5-7 12836 Shasta Shata-Trinity National Forest. Sims Flat Campground. 524 Comment
  CHSC89643  Frangula rubra R. Fischer 2004-7-4 327 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Lava Springs Trail between Camp 7 and Crystal Springs. 1010 Comment
  HSC100050  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-7 12842 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  HSC100281  Frangula rubra J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13390 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
  SD22837  Frangula rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. No. of Mears Creek 609 Comment
  UCD80717  Frangula rubra CNPS SN Foothill Team 2006-5-16 SNNR 0964 e Shasta Shasta Land Trust Easement, Hathaway Ranch. 210 Comment
  RSA201902  Frasera albicaulis var. nitida Alma Weigart 1924-5-27 s.n. Shasta Whitmore Comment
  CAS-BOT-BC223572  Fraxinus latifolia John Thomas Howell 1934-7-4 12418 Shasta 3 miles sw. of Fall River Mills Comment
  CAS-BOT-BC223574  Fraxinus latifolia L. R. Abrams 1922-8-8 9929 Shasta 5 miles north of Baird Comment
  CDA12991  Fraxinus latifolia G. F. Hrusa 1996-4-3 12893 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 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
  JEPS25404  Fritillaria Rimo Bacigalupi with G. T. Robbins 1959-4-21 7019 Shasta 1.6 mi s of Shingletown (drainage of Brush Creek along road from Manton to Shingletown) 1011 Comment
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Feb 23 2012
  HSC90074  Fritillaria affinis Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 16 Shasta NW facing slope next to rd. A16, 1.0 mi. S of intersection with Hwy. 36 732 Comment
  CDA13101  Fritillaria atropurpurea G. F. Hrusa, T. D. Wilfred 1996-6-11 13036 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. Comment
  UC1036248  Fritillaria atropurpurea George W. Gillett 1952-6-19 57 Shasta Lassen Volcanic National Park, Manzanita Lake Trail Lassen Volcanic National Park; , Manzanita Lake Trail 1783 Comment
  UC1059056  Fritillaria atropurpurea Mary W. Twight 1956-6-8 50 Shasta 2 3/4 mi up Echo Lake Trail, canyon of Middle Fork of Castle Creek Echo Lake Trail 1524 Comment
  UC1540247  Fritillaria glauca Dean W. Taylor 1987-6-28 9090 Shasta dividing drainages of McCloud River and Pit River (summit of Grizzly Peak); Grizzly Peak 1889 Comment
  HSC71914  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5814 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  CHSC9181  Galium aparine G. Strausbaugh 1970-5-30 92 Shasta W bank of stream ca. 10 ft. above where inlets to 3rd cove W of Brandy Creek Swimming Area. 371 Comment
  CHSC30959  Galium bolanderi B. Williams 1979-6-6 214 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above creek at N. Fork Beegum Cr. Cmpgr. 944 Comment
  CHSC65815  Galium bolanderi L. P. Janeway 1995-6-9 4780 Shasta Bear Canyon; along Fenders Ferry Road (Road 27) 5.7 mi west of Hwy 299. 512 Comment
  JEPS52651  Galium bolanderi Lauramay T. Dempster 1964-7-26 4059 Shasta along Hwy 299 6 mi ne Ingot (at road marker B-35+00, above solid blue rock cliff on n side of road); Canyon of Cedar Creek 365 Comment
  JEPS52654  Galium bolanderi Lauramay T. Dempster 1964-7-25 4053 Shasta 4 mi s Hat Crek Ranger Station 1417 Comment
  SD104466  Galium bolanderi Reid Moran 1978-6-24 26054 Shasta forested east slope, Little Roaring Creek 775 Comment
  UC28252  Galium bolanderi M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  JEPS28584  Galium grayanum George W. Gillett 1957-7-12 733 Shasta rocky outcrops on e slope Crescent Crater; Lassen Volcanic National Park 2286 Comment
  JEPS29541  Galium grayanum John Thomas Howell 1960-8-19 36178 Shasta summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UCD121772  Galium grayanum D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-12 s.n. Shasta Brokeoff Mountain, Lassen Volcanic National Park. 2900 Comment
  SEINET7040281  Galium parisiense A. G. Vestal 1963-6-4 s. n. Shasta In Art. Chaparral south of Redding,east side of the Sacramento River. Enterprise Quadrangle UTM Zone 10, 554289mE, 4486128mN. Comment
  HSC23350  Galium porrigens var. porrigens G. Strausbaugh 1970-3-22 17 Shasta N bank Whiskey Creek, 10 ft. above water's edge, 25 yds. N of culvert where inlets to lake 372 Comment
  UCR206341  Galium sparsiflorum subsp. glabrius George K. Helmkamp, E. A. Helmkamp 2009-6-14 15027 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
  JEPS72985  Galium trifidum var. pacificum Lauramay T. Dempster 1973-7-21 4445 Shasta 4.9 mi from Castle Crag Station (along Soda Creek Rd, near Siskiyou Co. boundary) Comment
  JEPS25558  Galium triflorum Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7181 Shasta along permanent rill from spring USGS Bollibokka Quadrangle, canyon of Low Pass Creek (drainage of Squaw Creek, which flows into Pit River arm of Shasta Lake) 457 Comment
  UC818192  Gastridium ventricosum C. L. Hitchcock 1940-5-17 6472 Shasta 3 mi e Redding 152 Comment
  RSA72141  Gayophytum heterozygum F. W. Peirson 1932-7-18 10342 Shasta Rocky Camp on Hat Creek 1159 Comment
  UCD103702  Gayophytum racemosum John Thomas Howell 1960-8-23 36450 Shasta Lassen Loop north of Diamond Peak. 2255 Comment
  UC1543846  Gayophytum ramosissimum Harold and Virginia Bailey 1948-8-25 2977 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC459368  Geum macrophyllum M. S. Baker; Frank Nutting 1894-5-26 s.n. Shasta Goose Valley Comment
  SEINET194901  Gilia capillaris A. A. Heller 1941-7-24 16259 Shasta Lassen Volcanic National Park ; Near Noble Pass 1829 Comment
  SD104427  Gilia capitata subsp. abrotanifolia Reid Moran 1978-6-25 26092 Shasta West of Little Roaring Creek. 725 Comment
  UC1182820  Gilia capitata subsp. capitata A. R. Kruckeberg 1949-7-22 8246 Shasta Comment
  JEPS90712  Githopsis diffusa subsp. robusta Dean W. Taylor 1993-5-22 13453 Shasta ca. 3 air miw Lamoine (Forest Road 36N20); Klamath Region, Trinity Mts., Sacramento River Canyon, Slate 838 Comment
  JEPS90715  Githopsis pulchella subsp. campestris Dean W. Taylor 1988-5-2 9599 Shasta on Dersch Rd. 0.2 mi downstream Twin Bridges (Balls Ferry 7 1/2' quadrangle); Sacramento Valley, Millville Plains, Dry Creek 140 Comment
  CAS-BOT-BC283864  Glyceria borealis George W. Gillett 1957-8-4 974 Shasta Lassen Volcanic National Park. Margin of Lily Pond in Manzanita Lake area 1783 Comment
  CHSC55812  Glyceria borealis Vernon H. Oswald 1991-9-1 4858 Shasta Lassen Volcanic Park. Pond on Table Mtn, ca. 1.3 miles (air) north-northeast of Manzanita Lake Entrance Station, ca. 0.25 miles southeast of the microwave site on the mountain. 2019 Comment
  HSC101862  Glyceria elata J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13387 Shasta Along East County Line Road. 1384 Comment
  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
  JEPS28545  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta 5.8 mi ne of Manzanita Lake (0.25 mi s of Burney Highway, Lost Creek); Lassen Volcanic National Park, Lost Creek 1584 Comment
  JEPS28565  Gnaphalium palustre George W. Gillett 1957-7-9 699 Shasta about 2 mi s of Big Springs (confluence of Hat Creek and Lost Creek n of Park); Lassen Volcanic National Park 1524 Comment
  UC1558212  Gnaphalium palustre Harold and Virginia Bailey 1948-8-27 2869 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC307467  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta Lost Creek 1/4 mile south of Burney Highway 5.8 miles northeast of Manzanita Lake Entrance Station, Lassen Volcanic National Park 1584 Comment
  POM39107  Gnaphalium palustre Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC30180  Gratiola ebracteata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19207 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  JEPS4223  Gratiola ebracteata J. W. Blankinship 1911-5-5 Shasta Redding Comment
  JEPS4224  Gratiola ebracteata J. W. Blankinship 1911-6-21 75 Shasta Redding Comment
  UC1587081  Gratiola heterosepala G. Schoolcraft 1991-6-17 2160 Shasta about 5.5 mi s Pittville 1097 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
  CAS-BOT-BC314626  Grindelia hirsutula John Thomas Howell 1934-6-16 12224 Shasta 3.5 miles NE of McArthur Comment
  OBI55406  Grindelia nana David J. Keil, Kathleen Keil 1992-7-24 23582 Shasta 12.2 mi E of siskiyou County line along Hwy 89 Comment
  OBI55531  Grindelia nana David J. Keil, Kathleen Keil 1992-7-24 23582 Shasta 12.2 mi E of siskiyou County line along Hwy 89 Comment
  CHSC85463  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Northern California. Lassen National Forest. Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  UC1543729  Hackelia californica Harold and Virginia Bailey 1948-8-27 2890 Shasta Badger Flat; Lassen Volcanic National Park 1920 Comment
  UC1543730  Hackelia californica Harold and Virginia Bailey 1948-8-27 3052 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC1036238  Hackelia nervosa George W. Gillett 1952-8-11 Shasta 1/2 mi below Bumpas Hell (trail form Bumpas Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  CAS-BOT-BC504586  Hastingsia alba Alice Eastwood 1912-6-29 820 Shasta Goose Valley Comment
  UC193485  Hazardia whitneyi var. discoidea C. G. Pringle 1882-9-1 Shasta mts about the headwaters Sacramento River; Pacific Slope, Sacramento River Comment
  CAS-BOT-BC306535  Helenium bigelovii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  SEINET11848995  Helianthella californica var. nevadensis J. I. Mallory 1961-1 220 Shasta 1 mi N of Black Butte 610 Comment
  CAS-BOT-BC314835  Helianthella californica var. shastensis Alice Eastwood 1912-6-30 753 Shasta Goose Valley Comment
  RSA768281  Heliotropium europaeum Justin M. Wood 2010-9-1 2516 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CAS-BOT-BC313435  Hemizonella minima John Thomas Howell 1961-6-20 36543 Shasta Lassen Highway 1 mi. nw. of Lost Creek Bridge, Lassen Volcanic National Park 1798 Comment
  JEPS29570  Hemizonella minima John Thomas Howell 1961-6-20 36543 Shasta Lassen Hwy 1 mi nw Lost Creek Bridge; Lassen Volcanic National Park 1798 Comment
  SBBG8598  Hemizonella minima H. and M. Dearing -Jun-1938 2144 Shasta near Viola Comment
  RSA606126  Hemizonia lobbii L. C. Wheeler 1935-7-31 3724 Shasta Glenburn. 1098 Comment
  UCR206334  Heracleum maximum George K. Helmkamp, E. A. Helmkamp 2009-6-14 15019 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  JEPS33795  Hesperevax acaulis var. robustior Blankinship 1911-4-21 Shasta Redding Comment
  SD41192  Hesperocyparis bakeri Carl B. Wolf 1941-7-25 Shasta 0.5 mile southwest of Cypress Camp Ground; about 3 miles south of Hat Creek Ranger Station to Burney Spring road 1525 Comment
  SD40639  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 Comment
  SD40689  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 Comment
  UC17260  Hesperolinon micranthum Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  UC867802  Hesperolinon micranthum Alice Eastwood 1912-6-28 626 Shasta Montgomery Creek Comment
  CAS-BOT-BC149826  Heteromeles arbutifolia James McMurphy 1914-6-19 s.n. Shasta 1/2 way from Shasta to Redding Comment
  RSA302222  Heterotheca villosa var. minor J. R. Shevock 1972-7-25 2215 Shasta Hwy 89, N of Lassen Park. 1524 Comment
  JEPS47381  Heuchera micrantha var. erubescens L. R. Heckard and Robert Ornduff 1966-4-28 1483 Shasta 3 mi w Ingot (8 mi e of Bella Vista, just n of highway 299) Comment
  HSC75067  Hieracium albiflorum J. P. Smith, Thomas W. Nelson 1978-7-23 10063 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  JEPS28616  Hieracium albiflorum George W. Gillett 1957-8-4 973 -a Shasta along trail from museum to employees area; Lassen Volcanic National Park, Manzanita Lake 1783 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
  UC1036178  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta between Tent City and Museum; Lassen Volcanic National Park. Chaos Jumbles trail 1798 Comment
  CAS-BOT-BC318537  Hieracium greenei John Thomas Howell 1961-6-19 36530 Shasta Lily Pond Trail near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  UC1558219  Hieracium triste Harold and Virginia Bailey 1948-8-27 2937 a Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC280776  Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta Anderson (2 mi. N. of) 131 Comment
  JEPS74017  Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta n Anderson (across from Anderson grammar school); n of Anderson Comment
  CAS-BOT-BC150110  Holodiscus discolor var. discolor William A. Dayton 1913-7-26 415 Shasta Trinity Mountain ridge, Shasta National Forest 1341 Comment
  CDA13080  Holodiscus microphyllus var. glabrescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13013 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
  RSA0049752  Holosteum umbellatum subsp. umbellatum Dean Wm. Taylor 2013-4-25 21338 Shasta Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  JEPS89772  Holozonia filipes Dean W. Taylor 1988-8-8 10027 Shasta between Goose Valley and Bruney Valley 3.5 mi nnw from Burney (Modoc Plateau); Modoc Plateau 975 Comment
  CHSC93195  Hordeum brachyantherum subsp. brachyantherum R. Fischer 2005-7-18 526 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made near old Ranger Station at western end of park from a meadow. 1036 Comment
  UCD113488  Horkelia fusca var. parviflora G. F. Hrusa; T. D. Wilfred 1996-6-10 12963 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. 1635 Comment
  SJSU3758  Horkelia tridentata C. W. Sharsmith 1963-6-9 7052 Shasta 1 mi E of Shingletown 1082 Comment
  UC711827  Horkelia tridentata subsp. tridentata Roxana S. Ferris and Laura Lorraine 1941-8-10 10493 Shasta 3-4 mi e Bratle and McCloud (State Hwy 89) Comment
  UCR206059  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2009-6-11 14974 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
  UC453993  Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  HSC59878  Horkelia tridentata var. flavescens J. P. Smith, J. O. Sawyer 1976-5-9 8719 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  CAS-BOT-BC536286  Horkelia tridentata var. tridentata Ella Dales Cantelow 1938-6-10 4320 Shasta 16 miles NW of Burney Falls Comment
  CAS-BOT-BC536296  Horkelia tridentata var. tridentata David D. Keck; A. Gustafsson 1938-8-9 4890 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. Comment
  CAS-BOT-BC536300  Horkelia tridentata var. tridentata F. Almeda; R. Eisenhardt 1995-5-29 7416 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State road #89 and Squaw Valley Road in McCloud 883 Comment
  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
  JEPS35359  Hulsea nana J. G. Lemmon 1878-9-1 Shasta Lassen Peak Comment
  JEPS104947  Hydrophyllum capitatum var. alpinum Dean W. Taylor 1993-6-2 13547 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  UC1036267  Hydrophyllum occidentale George W. Gillett 1952-7-11 62 Shasta vicinity Sulphur Works (below buildings); Lassen Volcanic National Park 2133 Comment
  UC1543850  Hypericum anagalloides Harold and Virginia Bailey 1948-8-27 2920 a Shasta meadows near corrals Summit Lake; Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  CAS-BOT-BC400978  Hypericum anagalloides Paul F. Covel 1937-7-17 874 Shasta Mt Lassen Nat Park, Manzanita Lake Comment
  RSA80708  Hypericum androsaemum F. W. Peirson 1932-7-12 13465 Shasta Shores of Lake Eiler, Thousand-Lake Basin Comment
  CHSC9196  Hypericum perforatum G. Strausbaugh 1970-5-30 81 Shasta Across lake from Oak Bottom Marina on open sunny hillside just beyond dense manzanita grove. 377 Comment
  SBBG4767  Hypericum perforatum H. and M. Dearing 1938-6-25 2138 Shasta near Manton Comment
  SD104436  Hypericum perforatum Reid Moran 1978-6-24 26060 Shasta Near road west of Little Roaring Creek. 800 Comment
  CAS-BOT-BC401319  Hypericum scouleri Ira L. Wiggins 1922-8-10 907 Shasta Willow Creek Ranch, McCloud. Bank of Squaw Creek 835 Comment
  CAS-BOT-BC319040  Hypochaeris glabra Walter Knight 1964-4-12 765 Shasta CA. 2 mi. E. of Anderson Comment
  SEINET10473841  Hypochaeris radicata Mary Susan Taylor 1982-10-20 Taylor 5166 Shasta T32N R6W sw/sw sec 4. Whiskeytown Boat Ramp, ca. 1 mi n of Hwy 299, ca. 9 mi nw of Redding. 1200 ft. 366 Comment
  CAS-BOT-BC206821  Iliamna bakeri Dean Wm. Taylor 1988-8-11 10034 Shasta Saddle 0.8 mi S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek - Pit River Watershed 1676 Comment
  SEINET194900  Ipomopsis aggregata A. A. Heller 1941-7-24 16255 Shasta Lassen Volcanic NP ; Near Noble Pass Comment
  SEINET2441340  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta Southern Cascade Range: KOA campground on the south side of CA-44, 4.0 miles east of Shingletown (Hagaman Gulch 7.5' Q.). 1098 Comment
  RSA366797  Iris douglasiana Christopher Davidson 1975-6-4 2645 Shasta 3 mi S of Dickson Flat on Hwy 89. 1220 Comment
  HSC67948  Iris tenuissima J. P. Smith, J. O. Sawyer 1975-6-23 8300 Shasta Slopes of Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  OBI1054  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta Clough Creek at Old Alturas Road Comment
  UCD135846  Isoetes howellii Rimo Bacigalupi; G. T. Robbins 1959-4-23 7036 Shasta Along U.S. Highway 299, Salmon Creek, about 2 miles west of Bella Vista. 201 Comment
  JEPS104917  Isoetes howellii var. howellii Dean W. Taylor 1995-7-2 15208 Shasta Goose Valley Road about 1.5 miles North of Highway 299 junction, adjacent to railroad tracks 944 Comment
  UC810526  Isoetes nuttallii Lewis S. Rose 1940-6-10 40488 Shasta 8 ni w Burney (Hatchet Mt); Hatchet Mt 1310 Comment
  UC1594122 Image available Ivesia longibracteata Barbara Ertter 1986-6-28 6451 Shasta SW of Dunsmuir (cliffs along Castle Dome trail); Castle Crags Comment
  CAS-BOT-BC109882  Juncus Roxana S. Ferris; Laura Lorraine 1948-6-16 11869 Shasta 1 mile north of Pollard Gulch on U.S. 99 between Dunsmuir and Redding. Comment
  CDA39166  Juncus acuminatus T. C. Fuller 1964-6-23 12239 Shasta North side of Hwy. 299 to Weaverville, ca. 4.3 miles west of Whiskeytown post office. 0 Comment
  UC1026392  Juncus ambiguus John Thomas Howell 1954-4-26 29180 Shasta Just west of Tower House. Comment
  UC54235  Juncus balticus H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4309 Shasta Mill Creek Mount Lassen 2438 Comment
  CHSC105701  Juncus capitatus Julie Kierstead Nelson 2006-5-10 2006 -009 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  UCR246358  Juncus dichotomus Peter F. Zika 2011-7-3 25946 Shasta Inner North Coast Ranges (NCoRI), NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson 130 Comment
  CHSC102198  Juncus digitatus Carol W. Witham 1993-6-2 480 Shasta California, Shasta County, 3 air mi west of Shingletown and approx. 1/4 mi south of Highway 44; on flat along east side of underground gas pipelien south of marker MP 116.5. 685 Comment
  UC1731629  Juncus digitatus Dean W. Taylor 1993-5-25 13498 Shasta along Hamp Creek, 0.3 miles W of Ponderosa Way 762 Comment
  SEINET8344838  Juncus digitatus Carol W. Witham 1993-6-2 481 Shasta approx. 6 air mi north-northeast of Shingletown and 1/4 mi west of Ponderosa Way; on south-facing slope along west side of uderground gas pipeline south of marker MP 107.5. 792 Comment
  UC1945200  Juncus digitatus Peter F. Zika & Carol W. Witham 2007-6-4 23015 Shasta near Shingle Creek, about 5 air km WNW of Shingletown, (Cascade Range Foothills) 660 Comment
  CHSC60455  Juncus drummondii Mary Ann Showers 1992-6-28 2674 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  CHSC55300  Juncus dubius L. P. Janeway 1991-6-15 4043 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
  RSA730002  Juncus effusus subsp. pacificus P. F. Zika, Julie Nelson 2007-6-20 23011 Shasta Sacramento Valley: near Encanto Way, 10 air km NE of Redding. Bank of East Valley Creek, tributary of Stillwater Creek, near vernal pools. 200 Comment
  UCR228223  Juncus effusus subsp. solutus Peter F. Zika 2010-6-22 24988 Shasta Inner North Coast Ranges, northeast side of Panorama Point Road, 0.2 road mi northwest of Lone Tree Road, southeast of Anderson 130 Comment
  CHSC93023  Juncus ensifolius R. Fischer 2005-7-15 603 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along edge of Ya-She Pond. 1008 Comment
  HSC14015  Juncus ensifolius R. Spellenberg 1965-6-9 1071 Shasta Sacramento River, near old Soda Creek Rd., Castle Crag. Comment
  UC1601858  Juncus ensifolius F. W. Morse Jul 1886 Shasta Shasta Comment
  JEPS28535  Juncus howellii George W. Gillett 1957-7-5 659 Shasta Manzanita Lake area, near trail between employees area and museum Lassen Volcanic National Park 1798 Comment
  UC1149801  Juncus howellii Harold and Virginia Bailey 1948-8-27 2883 a Shasta Badger Flat Lassen Volcanic National Park 1920 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
  UC1523847  Juncus leiospermus var. leiospermus Robert Holland 1979-5-3 500 Shasta ca 2 mi n Dersch Rd. (Millville Plains Rd.) Comment
  UC1601737  Juncus leiospermus var. leiospermus M. S. Baker and Frank Nutting 1894-5-26 1894 Shasta Goose Valley Comment
  CHSC118360  Juncus luciensis Dean Wm. Taylor 2014-5-28 21480 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1487 Comment
  JEPS28605  Juncus mertensianus George W. Gillett 1957-7-13 782 Shasta near start trail to Bench Lake; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  JEPS28542  Juncus mexicanus George W. Gillett 1957-7-8 669 Shasta 0.25 mi s Burney Highway (5.8 mi ne of Manzanita Lake entrance station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UCD80382  Juncus mexicanus CNPS SN Foothill Team 2006-5-8 SNFN 0363 a Shasta Shasta Land Trust Easement, Hathaway Ranch, Swede Creek Plains Area. 262 Comment
  RSA70283  Juncus nevadensis F. W. Peirson 1932-7-14 10119 Shasta Shores of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  SEINET4691792  Juncus occidentalis Peter F. Zika, Julie Nelson 2011-1 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, 190 Comment
  UC501608  Juncus orthophyllus Frank W. Peirson 1932-7-13 10123 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  JEPS88671  Juncus triformis Dean Wm. Taylor with Carol Witham 1992-5-27 12660 Shasta between Shingle Creek and N Branch Lack Creek (1 mi s of Highway along right-of-way of PG&E natural gas pipeline, Northern Sacramento Valley); Northern Sacramento Valley 679 Comment
  JEPS88674  Juncus triformis Dean W. Taylor 1991-5-29 11835 Shasta along Highway 44 1 mi s along right of way Pacific Gas Pipeline, Cascade Mountains Shingle Creek; Cascade Mountains, Shingle Creek 673 Comment
  UCR263358  Juncus trilocularis Barbara L. Wilson, Peter F. Zika 2011-8-7 16810 Shasta Cascade Range Highlands, Hwy 44, between Signal Butte and Summit Lake 1574 Comment
  CAS-BOT-BC85305  Juniperus occidentalis Elmer I. Applegate 1923-6-23 5864 Shasta Hat Creek, near Cassel Comment
  LA6634  Juniperus osteosperma Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mount Lassen, Lava Tube Comment
  UCD117473  Kalmia polifolia Beecher Crampton 1964-8-26 7171 Shasta Lassen Volcanic National Park head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UC54429  Kalmia polifolia subsp. microphylla H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4302 Shasta Mount Lassen, Head of Mill Creek Mill Creek; Mount Lassen, Mill Creek 2499 Comment
  UC27428  Keckiella corymbosa W. H. Brewer 1862-8-27 1337 Shasta Cottonwood Canyon Comment
  UC1012189  Keckiella lemmonii Francis W. Pennell 1940-6-5 25697 Shasta 1-2 mi w Bella Vista (Route 299) 243 Comment
  HSC60631  Keckiella lemmonii Carl Wishner 1978-7-1 536 Shasta Hwy. 299, 5 mi. E of Buckhorn Summit Comment
  HSC38730  Kelloggia galioides J. P. Smith, J. O. Sawyer 1975-6-23 8305 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  SD104433  Kelloggia galioides Reid Moran 1978-6-24 26066 Shasta Ridge west of Little Roaring Creek. 800 Comment
  UC1558237  Kelloggia galioides Harold and Virginia Bailey 1948-8-26 2812 Shasta Manzanita Lake; Lassen Volcanic National Park 1781 Comment
  CDA12984  Kickxia elatine G. F. Hrusa 1996-4-3 12886 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~10 m. S of Anderson. Comment
  RSA87124  Koeleria macrantha F. W. Peirson 1932-7-9 10266 Shasta along water course below Burney Spring 1433 Comment
  UCD85951  Koeleria macrantha F. W. Peirson 1932-7-9 10266 Shasta Burney Spring. 1432 Comment
  CAS-BOT-BC341361  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 miles south of Redding Comment
  JEPS89775  Lagophylla glandulosa Dean Wm. Taylor with Glenn Clifton 1990-6-11 11126 Shasta 1 mi s along right of way of Pacific Gas Pipeline (Northern Sacramento Valley, Shingle Creek, Highway 44); Northern Sacramento Valley, Shingle Creek, Highway 44 673 Comment
  CAS-BOT-BC341368  Lagophylla glandulosa Jas. McMurphy 1914-6-22 s.n. Shasta Redding Comment
  OBI55519  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23584 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  UCR255885  Lagophylla ramosissima Greg de Nevers 2001-7-25 12616 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  JEPS10077  Lasthenia fremontii R. F. Hoover 1942-5-20 5878 Shasta 5 mi e of Redding Comment
  CHSC63054  Lathyrus angulatus Vernon H. Oswald; Lowell Ahart 1994-5-6 6184 Shasta Trail between Clikapudi Trail and Backbone Rd. (34N02), SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  CAS-BOT-BC204980  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley Comment
  JEPS104984  Lathyrus jepsonii var. californicus Dean W. Taylor 1996-6-15 15692 Shasta Pit River Canyon, on Cove Road 0.3 miles S of Roaring Creek (about about 7 air miles south of Big Bend; Shasta-Trinity National Forests 335 Comment
  CAS-BOT-BC204976  Lathyrus jepsonii var. californicus William A. Dayton 1913-7-25 413 Shasta Shasta National Forest. Trinity Mt. Range 1310 Comment
  SJSU3780  Lathyrus nevadensis var. nevadensis C. W. Sharsmith 1963-6-15 7066 Shasta Viola 1341 Comment
  UCD106404  Lathyrus sphaericus W. Robert Powell 1981-5-7 2794 Shasta 2 mis. Nnw of Cottonwood. 192 Comment
  CAS-BOT-BC213272  Lathyrus sulphureus L. E. Smith 1913-5-2 160 Shasta Kennet Comment
  HSC48513  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9696 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  RSA406679  Lathyrus sulphureus Diane Reed 1978-5-13 120 Shasta Chanchuella Peak Quad. T29N, R9W, S30, 31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  UC726116  Leersia oryzoides A. A. Heller 1928-9-8 14801 Shasta Redding, River Bridge Redding; , River Bridge Comment
  HSC26009  Lepidium campestre D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19119 Shasta Along Hwy. 44, 10 mi. E of Shingletown Comment
  CAS-BOT-BC88796  Lepidium campestre Clarence Quick 1963-6-15 63 -03 Shasta Little Hatchet Creek Road, west slope of Hatchet Mountain, near Burney. Comment
  CHSC88305  Lepidium latifolium R. Fischer; J. Marr 2004-5-22 189 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. SE of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1008 Comment
  CAS-BOT-BC89849  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta Along highway, 16 miles north of Red Bluff. Comment
  POM301492  Lepidium nitidum Fred G. Meyer 1938-4-3 1321 Shasta About 17 miles N of Red Bluff. Comment
  CAS-BOT-BC12831  Lepidium perfoliatum Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. Comment
  RSA260170  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS28576  Leptodactylon pungens George W. Gillett 1957-7-11 718 Shasta above Crater Lake (Chaos Crags); Lassen Volcanic National Park, above Crater Lake 2072 Comment
  CHSC89790  Leptosiphon bolanderi R. Fischer; J. Marr 2004-5-24 425 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1025 Comment
  HSC65918  Leptosiphon bolanderi Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 75 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  CHSC61109  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1993-7-27 5713 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the margin of a meadow. 1950 Comment
  CHSC88316  Leptosiphon ciliatus R. Fischer; J. Marr 2004-5-24 199 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1054 Comment
  RSA0089869  Leptosiphon filipes Dean Wm. Taylor 2015-6-18 21556 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CAS-BOT-BC225662  Leptosiphon rattanii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  RSA66580  Lesquerella occidentalis F. W. Peirson 1926-6-23 6837 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC341875  Lessingia nemaclada Marcus E. Jones 1931-7-16 29132 Shasta Pitt River bridge Comment
  UC1287442  Lessingia nemaclada Willard Spence 1960-9-7 617 Shasta Route 99 10.2 mi s entrance to Castle Crags State Park (<entrance to Castle Crags State Park> is 6 mi s of Dunsmuir) Comment
  CAS-BOT-BC341887  Lessingia nemaclada John Thomas Howell 1927-4-4 2297 Shasta Ten miles ne. of Redding Comment
  UC584319  Leucothoe davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2415 Shasta 5 mi s of Red Mountain 1524 Comment
  CHSC33842  Lewisia cotyledon var. howellii J. D. Prouty 1981-7-14 1237 Shasta On NE slope of Mc Kenzie Mtn. 1219 Comment
  JEPS105139  Lewisia leeana Dean W. Taylor 1993-7-9 13816 Shasta Grey Rocks; 10 air mi WSW of Dunsmuir; Trinity Mountains, Klamath Region 2072 Comment
  CAS-BOT-BC444191  Lewisia nevadensis Ella Dales Cantelow 1939-6-10 2580 Shasta 28 mi. s.e. of McCloud, Dick's Meadow Comment
  UCD87992  Leymus triticoides Elizabeth Wilson 1938-6-20 s.n. Shasta E of Fall River Mills. Comment
  SEINET6075252  Lilium columbianum Kenneth Heil, Heil, Kenneth 2014-7-16 35236 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  CAS-BOT-BC110614  Limnanthes Margaret M. Hanna 1956-6-3 s.n. Shasta Along Highway 299, 51.5 miles east of Redding. 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
  UC971858  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1259 Shasta 3 mi e Bella Vista (in a ditch along US Hwy 299) Comment
  SEINET5556944  Limnanthes alba var. versicolor H. S. Gentry 1962-1 19693 Shasta Redding, 2 mi. E of Rt. 99, along Rt. 299. 121 Comment
  JEPS99017  Limnanthes floccosa Carol W. Witham 1994-5-8 559 Shasta Approx 2 airmi SE of Soldier Mnt Lookout on Shasta NF. Along PG&E underground gas pipeline approx 1 mi S of Brown Road. 1066 Comment
  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
  UC1397273  Limnanthes floccosa subsp. floccosa R. Ornduff 1969-1 6911 a Shasta ca 4.5 mi sw Ingot (Hwy 89, 1000' sign) 304 Comment
  UC1576743  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-4-14 9545 Shasta on Hwy 89 near junction with Clark Creek road (extreme ne portion of county); Pondosa 15' quadrangle, Burney Valley 950 Comment
  UCD116435  Limnanthes floccosa subsp. floccosa Jeff Dole 1986-4-27 s.n. Shasta Highway 299, 4.5 to 5 miles west of Ingot. Comment
  UCD116442  Limnanthes floccosa subsp. floccosa Collector unknown 1986-4-25 s.n. Shasta off Highway 44, 1.1 miles east of Bear Creek, just west of Merilea Lane. Comment
  JEPS90417  Linanthus dichotomus Dean W. Taylor 1993-5-25 13493 Shasta ca. 0.3 mi w Ponderosa Way ((Hagaman Gulch 7 1/2' USGS quadrangle)); Cascade Range, Hamp Creek 762 Comment
  JEPS91101  Linanthus dichotomus Dean W. Taylor 1993-5-25 13493 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek Comment
  RSA0116621  Linanthus rattanii D. W. Taylor 1993-5-26 13517 Shasta Burney Valley, ca. 3 miles NW of Burkey; just E. of Goose Valley, along unnamed tributary to Goose Creek. 1006 Comment
  CDA9103  Linaria genistifolia subsp. dalmatica E. Finley 2008-5-2 PDR# 1365095 Shasta SR 299, E/B shoulder, 300 ft. E of MPM 20.75 0 Comment
  UC931978  Linnaea borealis var. longiflora Verne Grant and Alva Grant 1947-7-13 8024 Shasta on highway 299, 2.9 mi e Hatchet Creek (Hatchet Mountain); , e of Hatchet Creek Comment
  UC1135295  Lithocarpus densiflorus var. echinoides P. L. Johannsen 1932-6-27 188 Shasta 1 mi n Mad Ox Gulch; Weaverville Quad. 1097 Comment
  UC725721  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta on U.S. Highway #299 two mi e Hatchet Summit; e of Hatchet Summit Comment
  CAS-BOT-BC432302  Lithophragma campanulatum Alice Eastwood 1912-6-28 707 Shasta Burney Comment
  POM369960  Lithospermum californicum Christopher Davidson 1973-5-26 2156 Shasta 4 miles W of Cassell jct road on Hwy 299, near Hat Creek. 976 Comment
  CHSC63032  Logfia gallica Vernon H. Oswald; Lowell Ahart 1994-4-27 6136 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shast Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  CHSC93047  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
  RSA26482  Lomatium bicolor var. leptocarpum Alice Eastwood, John Thomas Howell 1940-6-11 7914 Shasta Near Fall River Mills Comment
  JEPS16102  Lomatium caruifolium var. denticulatum Alice King 1921-1 Shasta Anderson Comment
  JEPS95580  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1994-5-6 6170 Shasta T33N R3W SE1/4 Sec. 4, 1200 ft, Foothill Woodland. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.7 mi E of the trailhead at the Jones Valley Boat Ramp 365 Comment
  CHSC2515  Lomatium dasycarpum subsp. tomentosum W. Fitzwater 1958-4-19 Shasta On Shasta Hwy. Comment
  UC127501  Lomatium dissectum var. multifidum H. M. Hall and E. B. Babcock June, 1903 4206 Shasta Sierra Nevada Mts., n.e. Shasta Co., Fall R. Springs 1066 Comment
  CHSC34844  Lomatium macrocarpum M. S. Taylor 1980-6-10 2812 Shasta Sims Lookout, ca. 11 mi sse of Castella. 1126 Comment
  JEPS89910  Lomatium marginatum Dean W. Taylor 1992-4-7 13331 Shasta s. base Di Hill (along ephemeral tributary creek s. of Ponderosa Way); Cascade Range, Inwood 7 1/2 Quad. 1985 ed., Di Hill 670 Comment
  POM310985  Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, Carroll E. Wood Jr. 1949-5-20 3287 Shasta Above Sacramento River, 5.7 miles SW of Hazel Creek 549 Comment
  SEINET197674  Lomatium marginatum Lincoln Constance, Lee Bonar Richard W. Holm. , Car 1949-5-20 3287 Shasta Above the Sacramento River 5.7 miles SW of Hazel Creek Comment
  JEPS128443  Lomatium marginatum var. marginatum Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -038 Shasta Eagles Roost Road, eastern Klamath Range, ca. 1 mile north of Pollard Flat ext, Interstate 5; ca. 25 miles north of Redding. Comment
  CHSC59664  Lomatium tracyi B. Williams 1979-6-6 212 Shasta Shasta-Trinity NF/Yolla Bolla Road, old road above the creek at North Fork Beegum Creek Campground. 944 Comment
  UC441285  Lonicera hispidula var. vacillans Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  CAS-BOT-BC240830  Lonicera interrupta Gary Schoolcraft 1985-6-13 1425 Shasta SE of Fall River Mill 1036 Comment
  CHSC88801  Lonicera interrupta R. Fischer 2004-7-3 306 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Juniper Trail near junction of Fishawk Trail. 1027 Comment
  CHSC58492  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1992-7-9 5091 Shasta Lassen Volcanic National Park. Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. 2017 Comment
  CAS-BOT-BC200965  Lotus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  RSA406772  Lotus argophyllus var. fremontii Robert Gustafson 1985-6-14 3178 Shasta Ca. 3 miles southwest of Downieville on Hwy. 49. 823 Comment
  CHSC61102  Lotus corniculatus Vernon Oswald 1993-7-12 5685 Shasta Lassen Volcanic National Park. Intersection of Hwy. 89 and 44, just outside of the park boundary, Manzanita Lake entrance. 1755 Comment
  RSA582463  Lotus denticulatus Louis C. Wheeler 1935-4-28 3448 Shasta OBrien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  HSC46260  Lotus humistratus Sheila Logan 1978-5-13 152 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC85751  Lotus humistratus J. P. Smith, J. O. Sawyer 1982-5-9 10387 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  JEPS55516  Lotus humistratus J. W. Blankinship 1911-4-18 Shasta Redding Comment
  JEPS95498  Lotus humistratus Vernon H. Oswald and L. Ahart 1994-4-27 6134 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead 335 Comment
  SEINET7042845  Lotus humistratus 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
  JEPS100882  Lotus micranthus Dean W. Taylor 1993-6-14 13599 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  UC15658  Lotus nevadensis var. nevadensis M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS91010  Lotus pinnatus Dean W. Taylor 1993-5-25 13507 Shasta Hamp Creek ca. 0.3 mi w Ponderosa Way ((Hagaman Gulch 7 1/2' USGS quadrangle)); Cascade Range 762 Comment
  JEPS55776  Lotus purshianus var. purshianus J. W. Blankinship 1909-11-17 Shasta Anderson Comment
  RSA406405  Lotus stipularis Christopher Davidson 1973-5-26 2167 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  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
  CDA19910  Ludwigia grandiflora subsp. hexapetala Moen, Martyn 2002-6-14 PDR P 110818 Shasta Northern California; Aquatic found in Anderson River Park on Stingy Dr in Anderson. 0 Comment
  CAS-BOT-BC140243  Luetkea pectinata Wood; I. Brokenshire 1929-8-9 17 Shasta Lassen National Forest, Huckleberry Mt. 1981 Comment
  JEPS83573  Luina hypoleuca Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9234 Shasta between Pit River and McCloud River (extreme ne portion of county); Grizzly Peak 1889 Comment
  RSA756090  Lupinus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14952 Shasta McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  UC1543836  Lupinus Harold and Virginia Bailey 1948-8-27 2867 Shasta Lassen Volcanic National Park, Badger Flat. 1920 Comment
  UC727146  Lupinus A. A. Heller 1943-8-23 Shasta Upper Ky Creek Meadow; Lassen Volcanic National Park, Upper Ky Creek Meadow Comment
  JEPS100736  Lupinus albicaulis Dean W. Taylor 1993-5-2 13408 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way 670 Comment
  UC54415  Lupinus albicaulis H. M. Hall and E. B. Babcock June, 1903 4204 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (north-eastern Shasta County) 1066 Comment
  LA83652  Lupinus albicaulis O. H. Kappler; 1946-7-22 1365 Shasta Lassen National Park 2224 Comment
  CAS-BOT-BC8256  Lupinus albicaulis subsp. purpurascens Amos Arthur Heller 1905-5-25 7847 Shasta Near Redding Comment
  CAS-BOT-BC195950  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-23 49142 Shasta Highway 99 - Bridge Bay Comment
  SBBG21868  Lupinus andersonii D. Myrick 1964-7-23 926 Shasta trail to Paradise Meadow from Hat Lake 1981 Comment
  UCR77160  Lupinus andersonii G. L. Webster, June McCaskill, , Robert Rhode, J. M. Tucker 1993-5-16 7784 Shasta 7.3 road mi. SW of McCloud Bridge 366 Comment
  UC726353  Lupinus angustiflorus A. A. Heller 1941-7-24 16260 Shasta between the Devasted [sic] area and Summit Lake (Lassen Volcanic National Park); , Summit Lake Comment
  UC726354  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta E of King Creek Meadow toward Summit Lake Comment
  OBI76924  Lupinus apertus Anthony Baniaga 2011-7-12 447 Shasta Lassen natl forest. along Lost Crk, NW of jctn 32N13 and "N" spur. Manzanita Lkae quad T31N R4E sec 3 SW of NE 1675 Comment
  CDA13109  Lupinus argenteus var. argenteus G. F. Hrusa, T. D. Wilfred 1996-6-11 13044 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. West side of Bunchgrass Valley. Comment
  CAS-BOT-BC208815  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 c Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208819  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47441 Shasta Highway 299, McArthur, in town. Comment
  UC1129447  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-7-7 111 Shasta near Jubilee Ranger Station; Shasta National Forest, Bartle Quad. Comment
  UC201993  Lupinus argenteus var. heteranthus Franklin P. Nutting Shasta Goose Valley Comment
  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-BC208808  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-23 6511 Shasta Above Burney Falls, ca 1/4 south of falls. Comment
  CDA12986  Lupinus bicolor G. F. Hrusa 1996-4-3 12888 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CHSC32970  Lupinus bicolor D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 66 Shasta Harrison Gulch, along Hwy 36 at the road to Deer Lick Springs. 822 Comment
  CHSC57181  Lupinus bicolor Laurie L. Gordon 1991-4-21 16 Shasta .3 mi s of Hwy 299W, ca. 200 ft e of Carr Powerhouse road, e bank of Clear Creek. 365 Comment
  RSA755526  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 Shasta Road 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  POM266093  Lupinus caudatus C. Leo Hitchcock 1940-5-23 6511 Shasta ca. 1/4 mile south of Burney Falls. Comment
  SEINET10490665  Lupinus caudatus subsp. caudatus Katherine L. Morris 1973-5-25 Morris 260 Shasta Collected at the jct. Of hwy 299 and 89 on hwy 89, in an area of yellow pine And oak. Comment
  HSC49122  Lupinus densiflorus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9706 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UCD108581  Lupinus lepidus var. sellulus G. F. Hrusa; T. D. Wilfred 1996-6-10 12953 Shasta Lassen National Forest. Near Hwy 44 roadside at Eskimo Grade summit. 1831 Comment
  UCD107956  Lupinus leucophyllus G. F. Hrusa 1991-6-26 8471 Shasta along Pit river approx. 4 mi. E of Hat Creek crossing on Hwy 299. 900 Comment
  RSA600849  Lupinus leucophyllus C. Epling, Wm. Robison 1935-7-17 s.n. Shasta Lassen Peak: near Manzanita Lake. Comment
  UC201952  Lupinus nanus Milo S. Baker Shasta Stillwater Comment
  SBBG66997  Lupinus nanus A. A. Heller 1926-4-24 13929 Shasta near the railroad just above Redding Comment
  UC398698  Lupinus nanus A. A. Heller 1926-4-24 13929 Shasta type collected near the railroad just above Redding (collected at the type station) Comment
  CHSC9325  Lupinus nanus var. vallicola G. Strausbaugh 1970-5-24 74 Shasta Extreme inland point of first cove w of Brandy Creek Swimming Area ca. 12 ft. above water. 373 Comment
  JEPS95497  Lupinus nanus var. vallicola Vernon H. Oswald and L. Ahart 1994-4-27 6133 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead 335 Comment
  RSA31843  Lupinus obtusilobus A. A. Heller 1941-8-16 16295 Shasta Above the Bumpas Hell parking space. 2439 Comment
  SBBG21867  Lupinus obtusilobus D. Myrick 1964-7-22 909 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC16073  Lupinus obtusilobus Prof. Brewer 1860-1 2180 Shasta Lassen Peak Comment
  JEPS105130  Lupinus onustus Dean W. Taylor 1993-6-2 13536 Shasta 1 mile S Buckhorn Summit; on road to Buckhorn Bally; Whiskeytown National Recreation Area 1127 Comment
Read comments
Dec 10 2020
  UC73243  Lupinus onustus Misses Jones and Alexander 1902-6-22 Shasta near Spring Camp; near Spring Camp Comment
  NY15976  Lupinus persistens A. A. Heller 1905-5-25 7850 Shasta Near Redding Comment
  NY15977  Lupinus persistens A. A. Heller 1905-5-25 7850 Shasta Near Redding Comment
  POM266074  Lupinus polycarpus C. Leo Hitchcock 1940-5-24 6571 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC865492  Lupinus polyphyllus var. burkei E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  RSA87398  Lupinus sellulus subsp. sellulus F. W. Peirson 1932-7-9 10278 Shasta Burney Spring 1433 Comment
  HSC48227  Luzula comosa D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19118 Shasta Along Hwy. 41 about 10 mi. E of Shingletown Comment
  RSA312863  Lysimachia thyrsiflora S. Galen Smith, Malcolm A. Nobs, H. L. Mason 1949-5-29 753 Shasta Bog at east side of town, Fall River Mills. Comment
  UC774943  Lythrum hyssopifolia Carl B. Wolf 1937-8-8 9074 Shasta 6 mi n of Redding (Head of Sacramento Valley); Sacramento Valley 243 Comment
  CHSC71708  Lythrum salicaria Vernon H. Oswald 1998-8-30 9554 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  HSC100180  Lythrum salicaria J. P. Smith 2011-8-8 13362 Shasta Across road from Glenburn Community Church. 1012 Comment
  CDA10990  Machaeranthera canescens G. F. Hrusa 1991-6-27 8482 Shasta Pit River Drainage; Along road above Hat Creek Powerhouse #2. Comment
  CAS-BOT-BC7467  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  JEPS98923  Madia citrigracilis Bruce G. Baldwin 1986-6-26 607 Shasta at first summit E of junction with Hwy 89 at Old Station along Hwy 44 Comment
  CAS-BOT-BC342647  Madia citrigracilis Bruce G. Baldwin 1986-6-26 607 Shasta At first summit east of junction with California 89 at Old Station along California 44 Comment
  UCD135722  Madia citrigracilis Bruce G. Baldwin 1986-6-26 607 Shasta at first summit east of junction with California 89 at Old Station along California 44. 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
  CAS-BOT-BC343978  Madia elegans A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CAS-BOT-BC343973  Madia elegans D. E. Breedlove 1962-6-11 3396 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  SEINET3148092  Madia elegans M. S. Baker sn Shasta Burney Falls Comment
  UC179682  Madia elegans A. A. Heller 1914-8-30 11749 Shasta hills eight mi n of Redding Comment
  CAS-BOT-BC334664  Madia glomerata F. W. Peirson 1932-7-9 10297 Shasta Burney Springs 1432 Comment
  RSA92845  Madia glomerata F. W. Peirson 1932-7-9 10297 Shasta Burney Springs, 1433 Comment
  CHSC114621  Madia gracilis B. Williams 1979-6-6 223 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above the creek at N. Fork Begum Cr Campgr. 944 Comment
  CHSC34841  Madia gracilis M. S. Taylor 1980-6-25 2952 Shasta On 38N11, ca. 0.5 mi s of McCloud Reservoir Dam, ca. 4 mi s of Wyntoon. 731 Comment
  HSC67993  Madia gracilis J. P. Smith 1976-5-22 8812 Shasta French Gulch-Carrville Rd. 732 Comment
  UCR206055  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14985 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
  RSA92236  Madia minima F. W. Peirson 1932-7-9 10298 Shasta Burney Spring. 1433 Comment
  HSC47067  Maianthemum racemosum subsp. amplexicaule Howee Barban 1978-5-13 39 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC508550  Maianthemum racemosum subsp. amplexicaule Barbara T. Keller 1974-5-9 1300 Shasta Highway 44, 5 miles west of Lassen National Park 1402 Comment
  CAS-BOT-BC512887  Maianthemum stellatum Clarence R. Quick 1962-6-16 62 -34 Shasta In a swale where Kosk Creek access road meets Big Bend - Red Mt. road Comment
  UC1553545  Malacothrix floccifera E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 70 Shasta n town of Big Bend (road cut along rd. 37N79D 0.1 mi e of the end of the road) 822 Comment
  CHSC58017  Marsilea oligospora Vernon H. Oswald 1992-5-28 4955 Shasta Vernal pool bordering the W side of the lily pond near the summit of Table Mtn., ca. 1.3 mi (air) NNE of Manzanita Lake Entrance Station, somewhat W (outside) of the boundary of Lassen Volcanic National Park. 2019 Comment
  SEINET7893727 Image available Marsilea vestita A. A. Heller 1905-5-31 7919 Shasta Near Middle Creek Station [train station west of Redding] Comment
  JEPS96648  Melica aristata Dean W. Taylor 1993-6-15 13603 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 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
  JEPS96647  Melica subulata Dean W. Taylor 1993-6-15 13604 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  JEPS28551  Mentzelia dispersa George W. Gillett 1957-7-9 682 Shasta about 2 mi s Big Springs (Confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park 1524 Comment
  UC501481  Mentzelia dispersa Frank W. Peirson 1932-7-9 10275 Shasta Burney Spring 1432 Comment
  POM83247  Mentzelia dispersa Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC22847  Menyanthes trifoliata unknown 1863-9-24 2173 Shasta near Lassen Peak Comment
  RSA262352  Menyanthes trifoliata W. A. Harvey 1954-6-8 s.n. Shasta Silver Lake. 1524 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
  CAS-BOT-BC429190  Micranthes oregana Hans Leschke 1958-8-16 1544 Shasta Lassen Volcanic National Park. Grassy Swales Comment
  CHSC84104  Microseris acuminata Lowell Ahart; John Dittes 2003-5-12 10133 Shasta Near a marshy 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
  JEPS104032  Microseris acuminata Lowell Ahart 2003-5-12 10133 Shasta Near a marshy 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
  UCD134555  Microseris nutans G. F. Hrusa; T. D. Wilfred 1996-6-11 13040 Shasta Lassen National Forest. 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. 1615 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
  HSC85817  Microsteris gracilis Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 70 Shasta Basin Gulch Campground. 900 Comment
  SEINET10570408  Mimulus W. D. Stevens 1985-4-25 Stevens 23580 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC446459  Mimulus bicolor Milo S. Baker 1900-5-4 Shasta near Donkey Mine Comment
  UC1023726  Mimulus breweri Francis W. Pennell 1940-7-21 26220 Shasta w Summit Lake (Route 89); Lassen National Park 1981 Comment
  JEPS9330  Mimulus guttatus George W. Gillett 1953-7-23 296 Shasta 3 mi above Summit Lake (Lassen Peak Highway); Lassen Volcanic National Park 2194 Comment
  UC1034021  Mimulus guttatus Francis W. Pennell 1940-7-20 26207 Shasta just above Burney Falls (Route 89) 914 Comment
  UC1191885  Mimulus guttatus Malcolm A. Nobs, Calvin McMillan 1949-6-15 780 Shasta marsh at the junction of Pit River and Hat Creek (at Highway 299); Pit River, Hat Creek Comment
  JEPS10472  Mimulus guttatus W. L. Jepson 1940-7-4 20132 Shasta swamp 2 mi below Montgomery Creek 640 Comment
  RSA50062  Mimulus guttatus G. R. Campbell 1950-6-17 645 Shasta Near Millville. Comment
  HSC65922  Mimulus kelloggii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 69 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  HSC72301  Mimulus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9630 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  HSC84183  Mimulus kelloggii J. P. Smith, Thomas W. Nelson 1982-5-15 10441 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 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
  UC886249  Mimulus kelloggii C. L. Hitchcock 1940-5-20 6501 Shasta 25 mi e Redding Comment
  JEPS8078  Mimulus layneae Victor K. Chesnut and Elmer Drew 1891-7 Shasta Lassen Peak Comment
  UC1553535  Mimulus layneae E. Dean 1988-7-8 101 Shasta 0.2 mi se of jct. Rd.29N15 (along rd. 29N68, w side of road); Brushy Mtn. 1493 Comment
  UC76065  Mimulus microphyllus Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  POM126735  Mimulus moschatus var. sessilifolius Milo S. Baker 1898-7-9 408 Shasta Tamarack Road near Summit. Comment
  RSA535615  Mimulus nanus var. jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic National Park. 0.1-0.2 mi N of turnoff for Summit Lake Ranger Station along Hwy 89. 2046 Comment
  RSA530015  Mimulus nanus var. jepsonii D. W. Taylor, Roy E. Buck 1987-6-4 8984 Shasta Summit of Mushroom Rock. 1890 Comment
  JEPS3325  Mimulus nanus var. mephiticus George Gillett 1952-7-8 59 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway No. 89) 1219 Comment
  JEPS79376  Mimulus primuloides L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5148 Shasta w crossing King Creek (along route 89); Lassen National Park, King Creek Meadow crossing 2225 Comment
  UC485782  Mimulus primuloides H. F. Copeland 1932-8-15 Shasta where the road crosses King's Creek Meadow; Mt. Lassen 2225 Comment
  JEPS78923  Mimulus primuloides subsp. linearifolius Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3735 Shasta 10 mi w Castella (along forest road w from Castella which ultimately goes as far as the Trinity River) 1249 Comment
  HSC26557  Mimulus pulsiferae D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19134 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UC726133  Mimulus pulsiferae A. A. Heller 1940-5-28 15690 Shasta 1/2 mi e Buckhorn Lodge (on US Hwy 299) Comment
  UCD122842  Mimulus pulsiferae G. F. Hrusa 1992-5-1 10470 Shasta S of Montgomery Creek. Comment
  JEPS3328  Mimulus tilingii George Gillett 1952-8-12 184 Shasta 300 yards el along rivulets feeding into Upper Kings Creek Meadow Park Highway; Lassen Volcanic National Park 2255 Comment
  UC917312  Mimulus tilingii K. L. Olson 1949-7-30 15 Shasta King's Creek Meadow Mt. Lassen National Park Comment
  HSC26595  Mimulus torreyi D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19122 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS18872  Mimulus torreyi George Gillett with Hans Leschke 1957-7-13 747 Shasta slopes between Bench Lake and Devils Kitchen 1981 Comment
  JEPS18880  Mimulus torreyi George W. Gillett 1957-7-9 680 Shasta 2.2 mi ne Manzanita Lake Entrance Station (n shoulder of State Highway No.89); Lassen Volcanic National Park 1828 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
  UCR207038  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-11 14948 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  HSC27931  Mimulus torreyi Gary S. Lester 1973-7-31 54 Shasta 1 mi. out of Viola on Hwy. 44 towards Lassen Co. 1311 Comment
  RSA420994  Mimulus torreyi Christopher Davidson 1973-5-26 2169 Shasta Ca. 15 mi W of Burney on St Hwy 299. 915 Comment
  UC852246  Minuartia californica Louis C. Wheeler 1935-3-31 3397 Shasta 3 mi ne Redding (between Boulder and Churn Creeks) 198 Comment
  SEINET5336916  Minuartia californica L. Wheeler 1935-3-31 3397 Shasta Between Boulder and Churn Creek, 3 miles NE of Redding. 198 Comment
  CHSC68717  Minuartia douglasii Vernon H. Oswald 1997-5-20 8475 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  JEPS90747  Minuartia douglasii Dean Wm. Taylor with Robert A. Price 1988-6-1 9695 Shasta on Black Ranch Rd. ca. 3.3 mi n Burney and Highway 299 ((Burney 15' quadrangle)); Pit River watershed, Burney Valley 944 Comment
  JEPS90748  Minuartia douglasii Dean W. Taylor 1988-5-2 9598 Shasta on Dersch Rd. 0.2 mi downstream Twin Bridges ((Balls Ferry 7 1/2' quadrangle)); Sacramento Valley, Millville Plains, Dry Creek 140 Comment
  CAS-BOT-BC388866  Minuartia douglasii D. E. Breedlove 1962-6-11 3390 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  UC1731722  Minuartia nuttallii subsp. gracilis Dean Wm. Taylor and Ingrid Olmstead 1974-7-31 4673 Shasta vicinity of Magee Peak Lassen National Forest, Thousand Lakes Wilderness 2532 Comment
  UC135635  Minuartia nuttallii subsp. gregaria Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3048 Comment
  CAS-BOT-BC181121  Minuartia nuttallii var. nuttallii George W. Gillett 1957-7-11 721 Shasta Chaos Crags, above Crater Lake - Lassen Volcanic National park 2072 Comment
  CAS-BOT-BC220056  Monardella breweri subsp. lanceolata Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles east of Redding Comment
  CDA13542  Monardella odoratissima G. F. Hrusa, T. D. Wilfred 1996-7-22 13369 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UC1036196  Monardella odoratissima subsp. glauca George W. Gillett 1953-7-31 305 Shasta Noble Pass, northeast corner of the park Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC222121  Monardella odoratissima subsp. pallida A. H. Kramer 1930-7-19 28 Shasta Prospect Pk., Lassen National Park Comment
  CHSC65806  Monardella sheltonii L. P. Janeway 1995-6-17 4785 Shasta Along Fenders Ferry Road 0.2 mi east of the Sacramento River. 365 Comment
  CHSC9254  Monardella sheltonii G. Strausbaugh 1970-7-19 136 Shasta 5 ft. above w side road bed on dirt road to Shasta Bally ca. 4.5 mi. e of summit. 411 Comment
  CHSC80013  Monardella villosa subsp. villosa L. P. Janeway; B. Castro 1996-7-6 5033 Shasta Klamath Ranges. Along French Gulch Road 11.4 mi north of Hwy 299; 3.5 mi southeast of Trinity Mountain. 680 Comment
  CAS-BOT-BC94482  Montia R. C. Wenk 2005-7-20 355 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  UC1136702  Montia diffusa A. E. Wieslander July, 1929 119 Shasta Shasta National Forest, Arvison Ranger Station Arvison Ranger Station; Shasta National Forest, Arvison Ranger Station 609 Comment
  CAS-BOT-BC267033  Muhlenbergia filiformis Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC1543807  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-28 3070 d Shasta near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  UC1543808  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-25 2979 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCD86951  Muhlenbergia richardsonis Burle Jones 1940-8-15 s.n. Shasta Lassen Park, Hat Creek. Comment
  CDA5319  Myriophyllum aquaticum J. R. Keck Jr. 1966-8-31 Shasta Anderson. 0 Comment
  SEINET12279943  Nama lobbii H. M. Hall, Babcock, E. B. 1903-1 4234 Shasta 1219 Comment
  CHSC93277  Narcissus R. Fischer 2005-4-15 641 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the weedy and long abandoned yard at the old Ranger Station on the western end of the park. 1013 Comment
  CAS-BOT-BC515990  Narthecium californicum Alice Eastwood 1923-5-28 11967 Shasta Near Sims Comment
  CAS-BOT-BC60327  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  UC726821  Navarretia capillaris A. A. Heller 1941-7-24 16259 Shasta near Noble Pass (Lassen Volcanic National Park); , near Noble Pass 1828 Comment
  UC856859  Navarretia divaricata Alice Eastwood Jun 29 1912-Jul 11 1912 790 Shasta Goose Valley Comment
  OBI83430  Navarretia intertexta Robert F. Hoover 1968-5-28 11126 Shasta Clough Creek at Old Alturas Road. 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
  UC125957  Navarretia leptalea subsp. leptalea Milo S. Baker 1894-8-9 Shasta Montgomery Creek Comment
  CHSC34097  Navarretia leucocephala J. D. Prouty 1981-7-21 1269 Shasta Meadow on edge of marsh, ca. 5 mi. s. of Fall River Mills. 1097 Comment
  UCD36239  Navarretia leucocephala Beecher Crampton 1953-4-29 1174 Shasta Shasta County, 4 miles north of Anderson. Comment
  UCD39796  Navarretia pubescens Walter. R Spiver 1955-6-1 21 Shasta 10 miles NE of Redding. Comment
  JEPS91104  Navarretia tagetina Dean W. Taylor 1988-5-5 9628 Shasta terrace 1 air mi ne of China Gardens on the Sacramento River (under the right-of-way of high-voltage transmission line, (PG&E Pit-Vaca circut 1 mi s of jct of Drisch Rd and Millville Plains Rd)); Sacramento Valley, Millville Plains 60 Comment
  SEINET199812  Navarretia tagetina Francia Chisaki 1956-5-19 718 Shasta On Highway #299, 5.1 miles SW of Bella Vista. Comment
  UCD48709  Navarretia viscidula A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  SEINET10873101  Nemacladus capillaris Alice Eastwood 1912-6-27 Eastwood 624 Shasta Comment
  HSC48527  Nemophila heterophylla Mark Flippo 1978-5-13 56 Shasta Trinity National Forest, Basin Gulch Campground Comment
  UCD120064  Nemophila heterophylla Grady L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7773 Shasta 0.3 mi SW of McCloud Bridge. 335 Comment
  CHSC9230  Nemophila parviflora var. austiniae G Strausbaugh 1970-5-24 69 Shasta Partly shaded area 10 ft. from water's edge, extreme inland point first cove w Brandy Cr. Swim.Ar. 369 Comment
  CAS-BOT-BC230565  Nemophila parviflora var. parviflora Jeanne McFarland; Kathie Meyer; Anne Mullenniex No date on label 15 Shasta 0.5 mile E of 2.5 mile marker on Highway 36, above road to W of Pullout and Beegum Creek 396 Comment
  CHSC93006  Nemophila pedunculata R. Fischer 2005-4-15 507 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow near Ya-She camp. 1008 Comment
  HSC99991  Nerium oleander J. P. Smith 2009-8-24 12671 Shasta Along Rock Creek at junction with Iron Mountain Road 218 Comment
  CAS-BOT-BC140150  Neviusia cliftonii B. Bartholomew 1994-10-10 6877 Shasta 5.6 km SW of Round Mountain on State Hwy 299, along Cedar Creek 430 Comment
  CHSC60485  Neviusia cliftonii Joe J. Molter 1992-5-27 715 Shasta South of Hwy. 299 and approx. 100' south of Cedar Creek at a point between Hwy. mileage marker 49.00 and 49.50, just past large bend in road and adjacent to a large limestone cliffs. Comment
  CHSC63081  Neviusia cliftonii Vernon H. Oswald; Lowell Ahart 1994-4-27 6149 Shasta Waters Gulch Trail 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. Slopes along ca. 0.1 mi of trail. 365 Comment
  JEPS111020  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -101 Shasta Unnamed tributary stream to Brock Creek, near Brock Creek confluence with Pit River Arm, Shasta Lake; ca 20 miles NE of Redding. 329 Comment
  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
  RSA603508  Neviusia cliftonii Robert Rhode 1994-4-30 106 Shasta Near McCloud River arm of Shasta Lake, just north of Ellery Creek Campground. 366 Comment
  UCR100842  Neviusia cliftonii Robert Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Forest Service Station (and bridge over Squaw Creek) 366 Comment
  UCR78367  Neviusia cliftonii J. R. Shevock, Barbara Ertter 1992-6-13 12197 Shasta Along Shasta Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 mi from Hwy 299 and about 25 air mi NNE of Redding) 366 Comment
  CHSC118198  Neviusia cliftonii Len Lindstrand III 2015-1-8 Shasta Cove Creek, upslope of confluence with Shasta Lake, approx. 1.4 mi. northwest of Bear Mountain. Coordinates: UTM 10T 0561592E/4510617N 335 Comment
  RSA0005707  Neviusia cliftonii James R. Shevock, B. Ertter 1992-6-13 12192 Shasta Off of highway 299, 2.5 miles E of jct with Oak Run Rd. About 40 air km NE of Redding. 442 Comment
  UCD166829  Neviusia cliftonii Kevin Heidel 2015-4-29 20 Shasta Allie Cove, Shasta Lake, California. Slope below limestone outcrop on ridge approximately 0.40 mile northeast of Gray Rock. Allie Cove is 17 mi SSE of Lamoine along Pit River Arm, Shasta Lake. 457 Comment
  JEPS62084  Odontostomum hartwegii Mary Alice King May 1921 Shasta Anderson Comment
  RSA248661  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek, along Highway 299, ca. 15 miles east of Redding. 518 Comment
  CAS-BOT-BC140346  Oemleria cerasiformis L. E. Smith 1914-6-25 725 Shasta Castella Comment
  CHSC89701  Oenothera elata subsp. hirsutissima R. Fischer; J. Marr 2004-8-15 381 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail at Crystal Springs. On mdws. 1010 Comment
  CHSC14133  Orcuttia tenuis F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson, sw corner of Redding Municipal Airport. In bottom of pond. Comment
  CHSC29840  Orcuttia tenuis K. R. Stern 1980-6-16 6664 Shasta Vernal pool on property of Northern California Bible Institute, Redding. Comment
  CHSC30941  Orcuttia tenuis T. Spira 1979-6-29 335 Shasta Redding Airport between Airport Rd and runway south of Tower. Comment
  CHSC45784  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-16 754 Shasta Central Valley. E of Redding on S side of Highway 44, 0.75 miles W of its intersection with Airport Road. Vernal pool. 172 Comment
  SEINET3840807  Orcuttia tenuis Unknown 1960-1 Shasta 2 miles north of Anderson Comment
  UCD37264  Orcuttia tenuis Beecher Crampton 1958-8-12 5077 Shasta Shasta County, 3.8 miles north of Anderson, 2.2 miles south of Redding Municipal Airport. Comment
  UCD88263  Orcuttia tenuis Beecher Crampton 1958-8-12 5077 Shasta Stillwater Plains, 3.8 miles north of Anderson. Comment
  UCD88264  Orcuttia tenuis Beecher Crampton 1958-8-12 5078 Shasta at the southwest edge of the Redding Municipal Airport. 4.4 miles north of Anderson. Comment
  UCD88266  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta just northwest of Redding Municipal Airport, 5 miles north of Anderson. Comment
  UCD88273  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
  SEINET4691048  Orcuttia tenuis B. Crampton 1960-1 Shasta Comment
  CAS-BOT-BC349978  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-9 1007 Shasta Lassen Volcanic National Park. East Fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  CAS-BOT-BC499786  Orobanche californica subsp. jepsonii A. H. Kramer 1937-6-1 s.n. Shasta Hat Creek, Signal Mt. Station Comment
  RSA0059175  Orobanche fasciculata S. Ganley 1971-5-29 640 Shasta Whiskeytown Lake; Hwy 299. 457 Comment
  RSA565088  Orthocarpus lacerus D. W. Taylor 1992-5-23 13482 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  SBBG26753  Osmorhiza berteroi C. L. Hitchcock 1940-5-20 6492 Shasta 25 mi E of Redding Comment
  POM82914  Osmorhiza berteroi Mrs. R. M. Austin 1895-08 507 Shasta Tamaracks Comment
  SBBG2720  Ozomelis diversifolia H. and M. Dearing 1938-6-30 2214 Shasta W of Burney 1219 Comment
  SD46769  Packera cana E. K. Balls, L. W. Lenz 1956-6-19 21828 Shasta State Highway 89, just north of Subway Cave, McCloud to Mount Lassen 1340 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
  UC584284  Packera eurycephala var. eurycephala G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2395 Shasta w of Fall River Mills (slopes of Saddle Mt.); Saddle Mt. Comment
  HSC71913  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5816 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  UC91319  Packera indecora Mrs. R. M. Austin 1896-7-1 365 Shasta Lassen Peak Comment
  CHSC55571  Panicum acuminatum L. P. Janeway 1991-6-15 4029 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  UC1131614  Panicum acuminatum var. acuminatum C. J. Kraebel 1934-5-5 15 Shasta North Fork Squaw Creek Redding Quad., N Fk Squaw Creek Comment
  CHSC116259  Panicum acuminatum var. fasciculatum Barbara L. Wilson; Nick Otting 2015-5-29 18412 Shasta Pollard Gulch Day Use Area on the Sacramento River. 413 Comment
  UCD32851  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of Castle Crag Hotel. Comment
  UCD88536  Panicum acuminatum var. fasciculatum Beecher Crampton 1969-6-19 8483 Shasta Castle Crag r.r. siding, 3 miles south of Dunsmuir. Comment
  UCD32837  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 b Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD89960  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
  UCD89492  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta along the railroad at Castle Crag. Comment
  SD104413  Panicum scribnerianum Reid Moran 1978-6-25 26119 Shasta By stream on PFF Ranch, west of Little Roaring Creek 740 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
  CDA7110  Parentucellia viscosa L. P. Janeway 2006-5-17 8601 Shasta Inner North Coast Ranges; On west side of Highway 273, 3.1 km south of Happy Valley Road. Comment
  CHSC96411  Parentucellia viscosa L. P. Janeway 2006-5-17 8601 Shasta Inner North Coast Ranges. Fallow pasture on west side of Hwy 273, 3.1 km south of Happy Valley road. Abundant in area about 12 m x 30 m along fence line near the road. 132 Comment
  CAS-BOT-BC110600  Parnassia Alice Eastwood 1922-10-15 11549 Shasta Near Sims. Comment
  JEPS104440  Parnassia cirrata var. intermedia Martin J. Lenz 2003-9-11 39 Shasta approx. 3.7 air mi WNW of Sims Fire Station, near Roseberg Resources Co. 160G road; approx. 2000 ft N of North Fork of Shotgun Creek 1411 Comment
  JEPS90768  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9452 Shasta Milleville Plains 0.8 mi n of Sacramento River at China Garden (under PG&E et al. high-voltage electrical transmission lines); Upper Sacramento Valley, Milleville Plains 137 Comment
  UC585531  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta Happy Valley nw Anderson; Happy Valley 304 Comment
  OBI17368  Paxistima myrsinites H. E. McMinn 1941-5-3 5314 Shasta Between McArthur and McCloud Comment
  UC1071578  Paxistima myrsinites A. E. Wieslander June, 1929 107 Shasta Arvison Ranger Station, Kosk Creek Bartle Quad., Shasta Forest, Arvison Ranger Station, Kosk Cr Comment
  JEPS90092  Pectocarya pusilla Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-25 10682 Shasta ca. 0.3 mi. upstream from Ponderosa Way S. Cow Creek (just w. of right-of-way of PG & E Natural Gas piepline); Cascade Nts., Hagaman Gulch 7 1/2 Quad. 1985 ed. 822 Comment
  UCD120152  Pectocarya pusilla G. F. Hrusa 1992-5-1 10464 Shasta Shasta County. Comment
  UC54660  Pedicularis attollens H. M. Hall and E. B. Babcock June, 1903 4156 Shasta Bear Flat, north-eastern Shasta County Bear Flat; Sierra Nevada Mountains 1310 Comment
  CHSC37359  Pedicularis densiflora James T. Nicol 1978-3-11 2 Shasta Ca. 8 mi ne of Whitmore on Ponderosa Way. 853 Comment
  UC54661  Pedicularis groenlandica H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4306 Shasta Mill Creek; Mount Lassen 2438 Comment
  UC917152  Pedicularis groenlandica K. L. Olsen 1949-7-30 16 Shasta King's Creek Meadow; Mount Lassen National Park Comment
  POM44212  Pedicularis groenlandica Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS128476  Pellaea brachyptera Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -025 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  UC679364  Pellaea mucronata var. mucronata Dr. L. N. Dimmick 1879-1-10 Shasta Comment
  UC1736645  Penstemon azureus var. angustissimus Dean Wm. Taylor with Rexford E. Palmer 1988-5-4 9616 Shasta Road to Pit No. 5 Dam about 1.2 miles west from Big Bend Road, 597 Comment
  UC1063281  Penstemon azureus var. azureus P. L. Johannsen 1932-5-25 82 Shasta Salt Creek Redding Quadrangle 335 Comment
  NY571195  Penstemon azureus var. azureus A. A. Heller 1905-5-26 7867 Shasta At the river bridge near Redding Comment
  CHSC58045  Penstemon cinicola V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4980 Shasta Lassen Volcanic National Park. Shallow lake on the border of sections 15-16, ca. 0.75 mi S of Badger Flat. 1905 Comment
  JEPS8091  Penstemon davidsonii var. davidsonii Jos. Grinnell 1925-8-1 Shasta trail to Lassen Peak (se Shasta County); Trail to Lassen Peak 2743 Comment
  SBBG15622  Penstemon deustus D. Myrick 1961-6-24 362 Shasta Hwy 299, ca. 1 mi E of its intersection with St Hwy 89 1371 Comment
  JEPS11233  Penstemon deustus var. deustus Franklin P. Nutting Shasta Goose Valley Comment
  NY591718  Penstemon deustus var. pedicellatus W. Hess 1997-7-27 7720 Shasta Lassen National Forest, 13 miles north of junction of State Highway 44 and 88 on State 44 & 89. Along Hat Creek at Hat Creek Campground. Comment
  UC1567450  Penstemon deustus var. pedicellatus G. Schoolcraft 1989-6-5 1899 Shasta e Timbered Crater; In Lava Bed 1066 Comment
  NY591805  Penstemon deustus var. pedicellatus H. M. Hall 06 1903 4220 Shasta North-eastern Shasta County 1219.2 Comment
  CHSC93435  Penstemon filiformis Martin J. Lenz 2004-5-28 209 Shasta On edge of old log landing and road; approx 1.4 air mi west of Gibson CalTrans Maintenance Station. 748 Comment
  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
  NY601605  Penstemon heterodoxus var. shastensis G. W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow 2225.0 Comment
  CHSC31043  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-9 3119 Shasta On w side of 33N07, ca. 1.4 mi n of Damnation Summit, ca. 13.5 mi w of Delta on I5. 1371 Comment
  NY605195  Penstemon neotericus F. W. Pennell 1940-6-7 25712 Shasta Mountain, 3-4 miles west of Burney; route 299 1219.2 Comment
  NY605198  Penstemon neotericus C. B. Wolf 1941-7-24 11064 Shasta 1 mile southwest of entrance to Lassen National Park on California Highway 44 to Redding. 1524.0 Comment
  CAS-BOT-BC239316  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1032 Shasta Lassen Volcanic National Park 2706 Comment
  NY627300  Penstemon newberryi var. newberryi E. K. Balls 1956-6-19 21831 Shasta 0.5 mile west of entrance to Mount Lassen National Park along State Highway 44 to Viola 1676.4 Comment
  NY627353  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-21 26216 Shasta Manzanita Lake, Lassen National Park 1767.8 Comment
  UC1541525  Penstemon newberryi var. newberryi H. E. and S. T. Parks June 1928 230 Shasta Drakesbad Lassen National Park, Drakesbad 2133 Comment
  NY627354  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-22 26235 Shasta Route 89; Mount Lassen, Lassen National Park 2590.8 Comment
  SD257332  Penstemon oreocharis James R. Shevock Shasta Upper Kings Meadow 2255 Comment
  NY629997  Penstemon parvulus F. W. Pennell 1940-7-19 26192 Shasta Along Shotgun Creek, north of Lamoine 548.6 Comment
  UC1543824  Penstemon procerus Harold and Virginia Bailey 1948-8-27 2936 a Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Upper Kings Creek Meadow 2225 Comment
  JEPS28532  Penstemon rydbergii var. oreocharis George W. Gillett 1957-7-3 650 Shasta Badger Flat , Badger Flat (Lassen Volcanic National Park) 1905 Comment
  NY661041  Penstemon speciosus G. W. Gillett 1953-7-18 282 Shasta Vicinity of Hat Lake. 1-2 miles below the lake. 1950.7 Comment
  POM250160  Penstemon speciosus C. Leo Hitchcock 1940-5-24 6563 Shasta Hat Creek, 20 miles W of Fall River Mills 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
  CHSC93192  Perideridia bolanderi subsp. bolanderi R. Fischer 2005-7-16 523 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made on Juniper Trail between camp 7 and Fishhawk Tr. Junction. 1036 Comment
  JEPS28597  Perideridia bolanderi subsp. bolanderi George W. Gillett 1957-7-13 762 Shasta talus below Sifford Lakes (along direct route to the Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  UC1024384  Perideridia bolanderi subsp. bolanderi George W. Gillett 1952-8-10 165 Shasta Lassen Peak Hwy 1.5 mi below Emerald Lake; Lassen Volcanic National Park 2346 Comment
  JEPS100739  Perideridia lemmonii Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5413 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2499 Comment
  JEPS127732  Perideridia oregana Barbara Keller 2007-7-24 UCBG 7 Shasta Along Power House 2 Rd. 0.8 km SE of its junction with Hwy 299, about 12.9 km NE of Burney. Comment
  JEPS28796  Perideridia parishii subsp. latifolia George W. Gillett 1957-8-20 1115 Shasta Brokeoff Meadows Lassen Volcanic National Park (aspen grove above cabins) 1920 Comment
  UC875341  Perideridia parishii subsp. latifolia E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC413633  Persicaria amphibia Alice Eastwood 1912-7-25 1427 Shasta Pitt to Baird Comment
  CHSC89628  Persicaria amphibia R. Fischer; J. Marr 2004-8-15 375 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on mdw near the Crystal Springs campground. 1008 Comment
  UCD18458  Persicaria hydropiper Monte Bell, FA 1988-10-1 s.n. Shasta Shasta County. Comment
  CAS-BOT-BC330334  Petasites frigidus var. palmatus L. E. Smith 1913-4-14 75 Shasta Castella Comment
  OBI17375  Petrorhagia dubia Robert F. Hoover 1968-5-28 11117 Shasta Stillwater Crk E of Redding Comment
  HSC49118  Phacelia egena J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9710 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC68718  Phacelia linearis Vernon H. Oswald 1997-5-20 8480 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
  HSC67496  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1975-6-23 8299 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  CHSC61105  Phacelia procera Vernon H. Oswald; Lowell Ahart 1993-7-27 5717 Shasta Lassen Volcanic National Park. E side of the drainages above (south of ) the lower lake in Blue Lake Canyon. From a group of plants growing on the rocky bank of a streamlet on a steep, rocky slope. 2087 Comment
  UC107391  Phacelia procera Mrs. R. M. Austin Aug. 1896 288 Shasta Lassens Peak Comment
  JEPS83255  Phacelia vallicola Walter Seavey Lennon 1983-5-11 Shasta Gilman Rd 3.0 mi e Hwy 5; Shasta Lake Comment
  CDA33437  Phalaris arundinacea Dale Woods 2010-7-1 Shasta Southwest of Horr Pond, northwest of Arthur, near Fall River diversion dam. 0 Comment
  UCD88348  Phalaris brachystachys Leonard 1919-6-18 x 3104 Shasta Redding. Comment
  CAS-BOT-BC128856  Philadelphus Mrs. H. C. Cantelow 1940-5-30 s.n. Shasta 7 miles S.W. of Montgomery Creek Comment
  UC144317  Philadelphus lewisii A. A. Heller 1905-6-3 7957 Shasta near Middle Creek Station Comment
  UC420415  Philadelphus lewisii Geo. B. Grant September, 1902 5282 Shasta Redding 0 Comment
  CAS-BOT-BC77406  Philadelphus lewisii Mrs. H. C. Cantelow 1935-6-9 964 Shasta Nr. old town of Shasta Comment
  JEPS28267  Phleum alpinum George W. Gillett 1957-7-3 652 Shasta meadows near road crossing Badger Flat (Lassen Volcanic National Park); , Badger Flat 1905 Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  UC54527  Phlox diffusa H. M. Hall and E. B. Babcock Jun 1903 4109 Shasta Ash Creek, ne Shasta County Sierra Nevada Mountains 1524 Comment
  CDA36859  Phlox gracilis CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  JEPS28554  Phlox gracilis George W. Gillett 1957-7-9 685 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  RSA1115  Phoradendron densum E. R. Johnson 1928-8-30 1184 Shasta Near Shasta City. Comment
  CAS-BOT-BC58850  Phyllodoce breweri Hans Leschke 1960-8-5 1683 Shasta Lassen Volcanic National Park - Summit Lake & Bear Lakes 2133 Comment
  UCD117734  Phyllodoce breweri Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 326 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC60758  Physaria occidentalis F. N. Bassett 1923-7-10 s.n. Shasta Mount Lassen. Comment
  CAS-BOT-BC142155  Physocarpus capitatus Lyman Benson 1930-7-18 2218 Shasta E. of Round Mt., Hatchet Creek - N. Sierra Nevada 1219 Comment
  UC466694  Physocarpus capitatus Lewis C. Rosenbaum 1916-7-3 Shasta Castella 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
  SJSU1296  Picea breweriana M. L. Siebert 1952-8-15 Shasta Castle Crags State Park Comment
  UC1061695  Pinus albicaulis George W. Gillett 1952-8-16 247 Shasta Lassen Peak Lassen Volcanic National Park (summit area, se shoulder) 2804 Comment
  UC1085286  Pinus albicaulis J. M. Crawford 1957-8-7 15 Shasta summit Highway 89; Lassen National Park 2560 Comment
  CAS-BOT-BC73181  Pinus jeffreyi John Thomas Howell 1960-8-22 s.n. Shasta Lassen Volcanic National Park, Manzanita Lake 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
  UCR190507  Pinus jeffreyi George W. Gillett 1957-9-11 1134 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  JEPS46823  Pinus lambertiana J. C. Stanley 1918-10-13 Shasta McArthur Comment
  RSA0088705  Pinus monticola Bonnie C. Templeton 1968-6-11 11327 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  CAS-BOT-BC79075  Pinus ponderosa Emily Elu 1981-6-1 s.n. Shasta Parking lot adjacent to fishing area, Lake Britton, McArthur Burney Falls State Park Comment
  UCR190508  Pinus ponderosa George W. Gillett 1957-9-11 1137 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  HSC34013  Pinus ponderosa Pamela Bruce 1975-4-27 5 Shasta Junction City Campground on Hwy. 299 Comment
  SEINET3449089  Plagiobothrys austiniae Lowell Ahart, John Dittes 2003-5-12 10139 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 350 yards south of the barn 260 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
  CDA20111  Plagiobothrys canescens J. Westphal 2003-4-18 PDR 1407051 Shasta Northern California; North Old Oasis Rd in Redding. 0 Comment
  JEPS90168  Plagiobothrys fulvus Dean W. Taylor 1988-4-13 9525 Shasta 5.3 mi w of Cottonwood (on Gas Point Road, Olinda, Upper Sacramento Valley); Upper Sacramento Valley, Olinda 166 Comment
  UCD80161  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2006-5-8 SNFN 0361 b Shasta Shasta Land Trust Easement, Hathaway Ranch, located on the Swede Creek Plains area of the Hathaway Ranch. 272 Comment
  JEPS104454  Plagiobothrys greenei Lowell Ahart 2003-5-12 10139 Shasta Pasture field, ca 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
  JEPS28517  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Table Mt. Lassen Volcanic National Park (summit) 2011 Comment
  HSC72018  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9593 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 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
  JEPS68114  Plagiobothrys shastensis M. A. King 1921-1 Shasta Anderson Comment
  CHSC84101  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-5-12 10141 Shasta Vernal pool, pasture field, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC93202  Plagiobothrys stipitatus var. micranthus R. Fischer 2005-5-23 508 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Rat Farm Road near McArthur Fairgrounds in vernal depressions. 1013 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
  CHSC110804  Plagiobothrys tenellus Dean Wm. Taylor; Cajun James 2013-4-26 21343 Shasta Cascade Ranges. 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  HSC49040  Plagiobothrys tenellus Patricia Shesgreen 1978-5-13 79 Shasta Basin Gulch Campground Comment
  UC735677 Image available Plagiobothrys tener var. tener H. M. Hall and E. B. Babcock Jun 1903 4162 Shasta near Bear Creek (ne Shasta Co.); ; near Bear Creek, North-Eastern Shasta Co. 1280 Comment
  CAS-BOT-BC94983  Plantago aristata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 892 Shasta Castle Crags S.P., 1 km NE of entrance station, 100 m N of Interstate 5 624 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
  UC719242  Plantago erecta F. G. Meyer 1938-4-3 1320 Shasta 17 mi n Red Bluff 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
  CDA33451  Platanthera leucostachys Dale Woods, V. Popescu, B. Villegas 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  HSC72284  Platystemon californicus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9633 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CHSC96260  Plectritis brachystemon R. Fischer 2006-5-12 952 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the north edge of Big Lake, east side. A small population growing near the water's edge in a small grassy clearing shaded by volcanic boulders. 1007 Comment
  HSC46247  Plectritis macrocera M. Alcasas 1978-5-13 80 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  SJSU1545  Pleuricospora fimbriolata C. W. Sharsmith 1954-6-25 6198 Shasta Viola 1341 Comment
  UCD92185  Poa H. M. Hall; E. B. Barcock 1903-6-1 4201 Shasta Sierra Nevada Mountains. Fall River Springs. 1066 Comment
  CAS-BOT-BC244382  Poa annua John Thomas Howell 1954-4-26 s.n. Shasta 5 miles E of Buckthorn Summit on road to Redding Comment
  HSC10645  Poa bulbosa R. S. White 1965-5-14 55 Shasta 25 mi. E of Redding on Hwy. 299 Comment
  UCD90691  Poa bulbosa V. P. Osterli 1950-5-5 s.n. Shasta Shasta County. Comment
  UCR206923  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14960 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  UCR206044  Poa compressa George K. Helmkamp, E. A. Helmkamp 2009-6-10 14944 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  JEPS101870  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5446 Shasta vicinity of Magee Peak; Lassen National Forest, Thousand lakes Wilderness 2499 Comment
  CAS-BOT-BC255923  Poa nervosa A. A. Beetle 1941-6-30 2848 Shasta Banks of Hat Creek, Lassen Nat'l Forest 1219 Comment
  POM264541  Poa nervosa A. A. Beetle 1941-6-30 2848 Shasta Lassen National Forest; banks of Hat Creek 1220 Comment
  CDA11003  Poa pratensis G. F. Hrusa 1991-6-27 8495 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  CHSC55314  Poa pratensis subsp. pratensis L. P. Janeway 1991-6-15 4030 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  UCD144325  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-30 12889 Shasta Upper Sacramento Valley. East side of Sacramento River at corner of Gover Road and Sacramento River. About 3 miles south of Anderson. 110 Comment
  CAS-BOT-BC255242  Poa pringlei H. F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen 2590 Comment
  UCD90320  Poa secunda A. A. Beetle 1942-5-20 3339 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  SJSU1589  Poa secunda subsp. juncifolia C. W. Sharsmith 1954-6-23 6174 Shasta near Subway Caves Comment
  UCD91656  Poa secunda subsp. secunda G. F. Hrusa 1996-5-2 12864 Shasta Lassen National Forest. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1460 Comment
  CHSC85713  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-10 12939 Shasta Lassen National Forest. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. 1730 Comment
  UCD91592  Poa wheeleri John Thomas Howell 1951-6-20 36542 Shasta Lassen Highway, 1 mile northwest of Lost Creek Bridge. 1798 Comment
  UC1988937  Pogogyne zizyphoroides Robert F. Hoover 1942-5-20 5877 Shasta five miles east of Redding Comment
  HSC97373  Polanisia dodecandra subsp. trachysperma J. P. Smith, J. O. Sawyer 2007-9-1 12410 Shasta Clear Creek Rd., W of its jct. with Hwy. 273 171 Comment
  UC1024381  Polemonium californicum George W. Gillett 1952-7-29 134 Shasta one mi above Hat Lake (trail to Paradise Meadows, Lassen Volcanic National Park); Lassen Volcanic National Park, vicinity Hat Lake 2042 Comment
  JEPS8319  Polemonium pulcherrimum George W. Gillett 1953-7-16 278 Shasta on Lassen Peak Lassen Volcanic National Park, on Lassen Peak 2895 Comment
  RSA125592  Polemonium pulcherrimum Arthur R. Kruckeberg 1954-8-5 3706 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park, near summit. 2591 Comment
  JEPS121417  Polycarpon tetraphyllum var. tetraphyllum Julie Nelson, Jim Nelson & Peter Zika 2012-6-21 25913 Shasta near Stillwater Creek and Encanto Way Comment
  HSC104109  Polygala cornuta J. O. Sawyer 2008-5-10 Shasta "Along the north shore of Lake Shasta, west of Dekkas Rock" 328 Comment
  CAS-BOT-BC170312  Polygala cornuta var. cornuta A. A. Heller 1905-5-31 7915 Shasta On wooded hills back of Middle Creek Station. Comment
  POM138559  Polygala cornuta var. cornuta Milo S. Baker 1894-8-9 s.n. Shasta Hatchet Creek Mountains Comment
  SD58436  Polygala cornuta var. cornuta A. A. Weigert 1922-8-21 146 Shasta Near Whitmore Comment
  RSA530106  Polygonum bidwelliae D. W. Taylor 1988-6-5 9779 Shasta Milleville Plains, along dirt road on E edge 198 Comment
  RSA38301  Polygonum californicum H. D. Ripley, R. C. Barneby 1948-1-6 9667 Shasta Project City of Central Valley. 152 Comment
  UC769828  Polygonum californicum R. F. Hoover 1936-5-22 1208 Shasta 5 mi e Redding Comment
  CAS-BOT-BC414578  Polygonum douglasii C. R. Quick 1953-8-2 53 -85 Shasta NE. of Montgomery Creek Comment
  CAS-BOT-BC418617  Polygonum majus Alice Eastwood 1912-7-24 1382 Shasta Castella Comment
  CAS-BOT-BC419841  Polygonum parryi Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC419866  Polygonum polygaloides subsp. confertiflorum Alice Eastwood 1912-6-29 1022 Shasta Goose Valley Comment
  JEPS86237  Polygonum polygaloides subsp. confertiflorum L. R. Heckard and T. I. Chuang 1981-6-10 5526 Shasta along route 299 1.5 mi w Fall River ((in Fall River Mills)) 1066 Comment
  JEPS28520  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Badger Flat Lassen Volcanic National Park (meadow near road crossing) 1905 Comment
  CHSC60387  Polygonum shastense Mary Ann Showers 1992-6-28 2667 Shasta Lassen Volcanic National Park. South facing talus and scree slope below Mt. Diller. 2560 Comment
  HSC17534  Polygonum shastense D. E. Anderson 1962-8-5 2297 Shasta Near ski lodge on Mt. Shasta 2348 Comment
  CAS-BOT-BC109272  Polygonum shastense Dr. Hans Leschke 1942-9-16 s.n. Shasta Mount Lassen. 2621 Comment
  UCSB9598  Polygonum shastense Myrick, Donald 1964-7-22 Shasta Mt. Lassen Trail Parking area, Lassen Volcanic National Park 2529 Comment
  CAS-BOT-BC421053  Polygonum spergulariiforme Mrs. H. C. Cantelow 1940-5-30 s.n. Shasta 5 4/10 miles east of Burney 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
  JEPS74062  Polypogon interruptus Virginia E. Long 1931-5-22 70 a Shasta about 3 mi w of Anderson and Redding (Steward Ranch, Happy Valley (plateau on mountain top) few mi n Olinda); Happy Valley Comment
  CHSC93199  Polypogon monspeliensis R. Fischer 2005-7-18 463 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On portion of the southern island ring of Horr Pond at water edge. 1007 Comment
  CAS-BOT-BC76720  Polystichum lemmonii Lester Rowntree 1936-7-12 s.n. Shasta Trinity Mts. - Granite Creek to Divide Comment
  HSC24099  Polystichum lemmonii J. O. Sawyer 1971-7-7 2413 Shasta Buckhorn Bally 1494 Comment
  UCD110719  Populus trichocarpa John Thomas Howell 1960-8-22 36356 Shasta Manzanita Lake. 1783 Comment
  CAS-BOT-BC452100  Potamogeton amplifolius Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42372 Shasta Lassen Volcanic National Park: water of Reflection Lake 1813 Comment
  RSA286327  Potamogeton praelongus Robert F. Thorne 1974-7-29 45022 Shasta Lassen Volcanic National Park: Manzanita Lake. 1783 Comment
  UC501584  Potentilla breweri Frank W. Peirson 1932-7-13 10171 Shasta 1000-Lake Basin 1950 Comment
  RSA85785  Potentilla breweri var. breweri F. W. Peirson 1932-7-13 10170 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  UC1391897  Potentilla flabellifolia Richard McP. Brown 1956-8-16 Shasta Kings Creek Meadows, central portion Lassen Volcanic National Park (Lassen Volcanic National Park) Comment
  CHSC63583  Potentilla glandulosa subsp. reflexa Vernon H. Oswald; Lowell Ahart 1994-5-12 6197 Shasta Sugarloaf Creek Trail ca. 1.0 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 411 Comment
  UCR207037  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14949 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
  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
  UC561049  Potentilla gracilis var. fastigiata Foster 1894-7-5 Shasta Upper Sacramento River Comment
  CAS-BOT-BC158503  Potentilla millefolia Ynez Winblad 1936-8-15 s.n. Shasta Shasta woods Comment
  CAS-BOT-BC158508  Potentilla millefolia Blanche Clear 1940-7-26 s.n. Shasta Badger Flat, Lassen Park Comment
  CDA12935  Prunus emarginata G. F. Hrusa 1996-5-2 12877 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  JEPS117848  Prunus emarginata Julie Kierstead Nelson 2006-6-16 2006 -28 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  RSA86849  Prunus emarginata F. W. Peirson 1932-7-13 10164 Shasta West of Red Crater, Thousand-Lake Basin. 1951 Comment
  HSC36245  Prunus subcordata John Rehling 1975-5-15 77 Shasta 8.1 mi. NE of Old Station on Hwy. 89 Comment
  RSA304837  Prunus subcordata James R. Shevock 1971-4-9 940 Shasta Shasta Lake. Comment
  CAS-BOT-BC156383  Prunus virginiana var. demissa Alice Eastwood 1912-7-25 1450 Shasta [Pitt] Pit to Baird Comment
  UC467879  Prunus virginiana var. demissa Lewis C. Rosenbaum 1916-6-6 Shasta Castella, Sweetbriar Creek Sweetbriar Creek; Castella, Sweetbriar Creek 1066 Comment
  CAS-BOT-BC156388  Prunus virginiana var. demissa Wm. F. Herrin 1920-10-1 s.n. Shasta Shasta Springs Comment
  CAS-BOT-BC156393  Prunus virginiana var. demissa Doris K. Kildale; J. W. Gillespie 1929-6-22 s.n. Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  JEPS118503  Pseudoroegneria spicata A. Holmen, C. Salvino 2011-8-2 CA 320 -89 Shasta Drive South on CA Hwy 139 from Adin, CA. Drive 13 miles and turn righ onto Hayden Hill Rd. Continue 4.1 miles to Silva Flat Rd and turn left. Drive 1.8 miles and take left fork. Travel 0.5 miles and park, then head east to collection site. Comment
  RSA791236  Pseudotsuga menziesii var. menziesii K. M. Meyer, A. Townesmith 2007-7-25 159 Shasta Shatsa-Trinity National Forest. 6.6 mi west of State Route 299, on Fender s Ferry Road. (FS Rd. 34N17). 503 Comment
  RSA530012  Psilocarphus brevissimus D. W. Taylor 1988-4-13 9521 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  OBI15566  Psilocarphus brevissimus var. brevissimus Robert F. Hoover 1968-5-28 11104 Shasta Redding Airport Comment
  CAS-BOT-BC361856  Psilocarphus oregonus Alice Eastwood 1912-6-30 764 Shasta Goose Valley Comment
  CHSC93092  Psilocarphus oregonus R. Fischer 2005-5-21 477 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in the wet soil of the main park road-bed at the northern end of Big Lake. 1008 Comment
  CAS-BOT-BC72678  Pteridium aquilinum Alice Eastwood 1912-6-29 986 Shasta Goose Valley Comment
  CAS-BOT-BC72679  Pteridium aquilinum Grant 1902-9-12 5203 Shasta Sisson 1127 Comment
  JEPS104184  Pterostegia drymarioides Lowell Ahart 2003-5-22 10206 Shasta North rim of Battle Creek, at the end of the poor dirt road, ca 350 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC1738838  Puccinellia howellii Dean W. Taylor 1993-5-22 13491 Shasta 2 mi w of the w arm of Whiskeytown Lake (confluence Crystal Creek and Willow Creek, along Highway 299, just upstream and on n bank of Crystal Creek road bridge); Klamath Region, Highway 299 426 Comment
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Apr 30 2008
  JEPS18875  Pycnanthemum californicum Rimo Bacigalupi with L. Heckard 1957-8-17 6054 Shasta along the Pit River Big Bend P.O. (Meadow View Ranch); Cascade Range, along the Pit River 518 Comment
  UC196293  Pycnanthemum californicum A. A. Heller 1914-8-25 11696 Shasta on the Pacific Highway 15 mi s Delta Comment
  RSA742772  Pyracantha fortuneana Peter F. Zika 2007-6-3 23003 Shasta Just N of Bridge Bay Road and exit 690 on I-5 350 Comment
  RSA0082798  Pyrola aphylla Marcus E. Jones 1931-7-17 29075 Shasta Shasta City (Session's). Comment
  CAS-BOT-BC462791  Pyrola dentata Alice Eastwood 1912-7-12 1039 Shasta Burney Butte Comment
  UC1017692  Pyrola picta Marion Ownbey, Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mi s of Viola Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  RSA0083261  Pyrola picta Marcus E. Jones 1931-7-17 29062 Shasta Shasta City (Session's). Comment
  UC1036153  Pyrola picta George W. Gillett 1953-8-6 319 Shasta Slopes of Chaos Crags Crater. Shasta County 2011 Comment
  HSC72278  Quercus berberidifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9626 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UC1135424  Quercus chrysolepis H. A. Jensen 1934-10-12 392 Shasta Head of Charlie Creek Shasta National Forest 1280 Comment
  UCD45377  Quercus chrysolepis Robert F. Thorne; L. DeBuhr, C. W. Tilforth 1972-9-22 42399 Shasta Shasta National Forest: Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park in mixed evergreen forest. Elevation 2500 ft. 762 Comment
  UC35032  Quercus chrysolepis H. W. Furlong Oct 1901 Shasta between Squaw Creek and Pit River Comment
  HSC72331  Quercus douglasii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9665 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UC61645  Quercus douglasii Geo. B. Grant Sep 1902 5265 Shasta Redding Mount Shasta 0 Comment
  HSC71875  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5834 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC72299  Quercus durata var. durata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9623 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CAS-BOT-BC94639  Quercus garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River bridge Comment
  UC1583988  Quercus garryana G. Schoolcraft 1990-8-14 2124 Shasta n end Hogback Ridge (s of Fall River Mills) 1280 Comment
  UC525807  Quercus garryana Rimo Bacigalupi 1934-9-3 2327 Shasta 5 mi sw Cayton Post Office (Clark Creek Store, ne Shasta County) 860 Comment
  UCD14003  Quercus garryana John M. Tucker 1968-9-14 4140 -4 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD14004  Quercus garryana John M. Tucker 1968-9-14 4140 -5 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD14006  Quercus garryana John M. Tucker 1968-9-14 4140 -7 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  CAS-BOT-BC94641  Quercus garryana John M. Tucker 1968-9-14 4140 -9 Shasta beside California Highway 89, 4.2 miles S-SE of its junction with U.S. Highway 299 975 Comment
  CAS-BOT-BC94638  Quercus garryana var. breweri Carl B. Wolf 1932-9-11 2385 Shasta Pacific Highway, 28 miles N of Redding 609 Comment
  JEPS37814  Quercus garryana var. breweri Judge E. Nusbaumer 1906-10-5 Shasta Castella Comment
  UCR18993  Quercus garryana var. breweri John C. Roos 1948-8-31 3928 Shasta 16 mi north of Redding 422 Comment
  CHSC101058  Quercus garryana var. garryana John Dittes 2008-5-20 1518 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  UCD46109  Quercus garryana var. garryana W. Robert Powell 1987-6-25 3445 Shasta California, Shasta County: 5 miles ENE of Burney, east of State Highway 89; Comment
  UCD46157  Quercus garryana var. semota R. Tofsrud 1948-9-1 s.n. Shasta Beside Highway 299, 2 miles west of Ingot. Comment
  CHSC117991  Quercus kelloggii Nathan Sipola 2015-5-3 Shasta East on highway 299, turn left on to Dry Creek Rd. about 10 miles, stay right at fork on Jnoes Valley Rd. Black Oak on your right 1 mile down the road. 365 Comment
  SEINET4291712 Image available Quercus kelloggii G. H. Ware 1963-1 s.n. Shasta North of Redding. Comment
  UCD46859  Quercus lobata J. I. Mallory 1966-5-1 258 Shasta Two miles north of Round Mountain, one mile east of Highway 299, Montgomery Creek Quadrangle 22B3. Comment
  UCD57121  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  UCD57349  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  UC60992  Quercus lobata Geo. B. Grant Sep 1902 5266 Shasta Redding Mount Shasta 0 Comment
  HSC38590  Quercus wislizeni J. P. Smith 1972-3-23 5107 Shasta 5.7 mi E of Bella Vista Comment
  HSC48514  Quercus wislizeni J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9697 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC5694  Quercus wislizeni M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  RSA537385  Quercus wislizeni var. wislizeni Walter Wisura, J. Romero 1991-10-16 4587 Shasta 17 miles east of I 5 at Redding, along Highway 44. Comment
  JEPS28810  Raillardella argentea George W. Gillett 1958-6-30 1155 Shasta w and n of Crescent Crater; Lassen Volcanic National Park 2362 Comment
  SBBG21838  Raillardella argentea D. Myrick 1964-7-23 921 Shasta Hat Lake Comment
  JEPS55035  Ranunculus alismifolius var. alismellus W. L. Jepson 1910-6-8 4095 Shasta Lassen Peak; lower slopes 2438 Comment
  RSA84409  Ranunculus alismifolius var. alismellus F. W. Peirson 1932-7-13 10148 Shasta Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC379193  Ranunculus aquatilis var. aquatilis L. E. Smith 1915-5-1 s.n. Shasta Anderson Comment
  UC128660  Ranunculus aquatilis var. capillaceus Milo S. Baker 1899-8-5 Shasta near Dana; Fall River Comment
  CAS-BOT-BC379072  Ranunculus aquatilis var. diffusus Alice Eastwood 1912-6-29 744 Shasta Goose Valley Comment
  CAS-BOT-BC379074  Ranunculus aquatilis var. diffusus D. E. Breedlove 1962-6-12 3411 Shasta floating in Hat Creek, along State Hwy 89, 0.5 mi south of Old Station; Cascade Range Comment
  JEPS100879  Ranunculus arvensis Dean W. Taylor 1991-5-29 11838 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 673 Comment
  CHSC95141  Ranunculus californicus var. californicus R. D. Fischer 2005-4-14 861 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along Rat Farm Road ca. 2 miles north of McArthur on meadowland adjacent to the old McArthur Swamp. 1011 Comment
  POM195802  Ranunculus canus A. A. Heller 1926-4-24 13930 Shasta 1 mile back of Middle Creek station near Keswick. Comment
  HSC72339  Ranunculus canus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9649 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  JEPS112950  Ranunculus flammula var. flammula Dean W. Taylor 2001-8-27 17899 Shasta large seasonally inundated depression situated on ridge dividing Trough Creek and Squaw Creek (ca. 5 air miles SE of McCloud) 1033 Comment
  UCR206052  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14981 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  UCD96931  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10460 Shasta just north of town of Big Bend. Comment
  RSA0118765  Ranunculus sardous Lowell A. Ahart, John Dittes 2013-6-9 18793 Shasta Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 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
  UC1731511  Ranunculus uncinatus Dean W. Taylor 1992-5-28 12662 Shasta Clark Creek near confluence with Deadman Creek (Pit River Region); , Clark Creek 1463 Comment
  SEINET13946290 Image available Rhamnus californica A. A. Heller 1916-1 12457 Shasta 5 miles south of Redding. Comment
  UC1121763  Rhamnus tomentella subsp. tomentella P. L. Johannsen 1932-6-10 118 Shasta Cow Creek Redding Quad. 426 Comment
  CDA38871  Rhododendron neoglandulosum T. C. Fuller 1963-6-1 10614 Shasta Iron Mtn. Rd., 0.4 miles below Iron Mtn. School, northwest of Redding. 0 Comment
  UC32618  Rhododendron occidentale M. S. Baker and Frank Nutting 1894-5-25 Shasta Cedar Run Comment
  UC413094  Rhododendron occidentale Lewis C. Rosenbaum 1916-6-3 Shasta Castella Comment
  CAS-BOT-BC200353  Rhododendron occidentale var. paludosum Elmer I. Applegate 1929-6-23 5851 Shasta Montgomery Creek Comment
  HSC100265  Rhus aromatica J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13380 Shasta Cline Gulch Road. 474 Comment
  UC1174979  Rhus trilobata P. C. Everett and E. K. Balls 1959-10-21 23918 Shasta 6.3 mi w Shingletown (along State Hwy 44 to Redding) 457 Comment
  CAS-BOT-BC108757  Ribes cereum Ella Dales Cantelow 1940-5-31 4339 Shasta Near Days Old Station off Highway 89. Comment
  CHSC88804  Ribes cereum var. cereum R. Fischer 2004-7-3 309 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1054 Comment
  UCSB15995  Ribes cereum var. cereum Breedlove, Dennis 1962-6-12 Shasta along State Highway. 89; 7.8 miles south of Old Station; Cascade Range 1584 Comment
  UCR139088  Ribes inerme var. inerme T. Gedik, T. Heinz, R. Siegle 1996-4-20 43 Shasta Basin Gulch campground in Harrison Gulch, 1.6 mi from Hwy 36 on Stuart Gap Road 762 Comment
  UC858518  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  RSA0021093  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  UC1036295  Ribes lacustre George W. Gillett 1952-7-29 138 Shasta on trail to Paradise Meadow (near small tributary to Hat Creek, vicinity of Hat Lake); Lassen Volcanic National Park 2072 Comment
  UC11629  Ribes nevadense M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  RSA0023145  Ribes nevadense F. W. Peirson 1932-7-14 10161 Shasta Thousand-Lake Basin. 1951 Comment
  UC1234599  Ribes roezlii Peter H. Raven 1962-5-30 17906 Shasta 1.6 mi n Burney Falls State Park (State Highway 89) Comment
  UC1543693  Ribes roezlii Harold and Virginia Bailey 1948-8-27 2848 Shasta about 3 mi e Manzanita Lake (Loop Road); Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC198896  Ribes roezlii var. cruentum Ellsworth Bethel 1923-5-6 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC186279  Ribes roezlii var. roezlii John Thomas Howell 1960-8-22 36398 Shasta Hat Lake 1950 Comment
  UC54308 Image available Ribes viscosissimum H. M. Hall and E. B. Babcock 1903-6-29 4320 Shasta near Soupan Springs; Mount Lassen; near Soupan Springs, Canadian Zone, Shasta Co. 2286 Comment
  CAS-BOT-BC173961  Ribes viscosissimum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Ranger Station Comment
  CDA20144  Rigiopappus leptocladus D. Woods, Viola Peterson 2003-6-16 s.n. Shasta Northern California; 20 mi S of Pittville in Fall River Valley. 0 Comment
  CAS-BOT-BC363112  Rigiopappus leptocladus Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  CAS-BOT-BC363114  Rigiopappus leptocladus H. M. Hall; E. B. Babcock 1903-6-1 4171 Shasta Sierra Nevada Mountains, North-Eastern Shasta County. Fall River Springs 1066 Comment
  CAS-BOT-BC341004  Robinia pseudoacacia Philip A. Munz 1949-5-18 13312 Shasta 5 miles south of Dunsmuir on Hwy 99 609 Comment
  CAS-BOT-BC74671  Rorippa curvisiliqua George W. Gillett 1957-7-21 862 Shasta Juniper Lake - Cameron Meadow Trail. 300 yards north of trail summit. 2118 Comment
  CHSC55201  Rorippa nasturtium-aquaticum L. P. Janeway 1991-5-10 3944 Shasta Battle Creek Wildlife Area. North edge of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 115 Comment
  CAS-BOT-BC75021  Rorippa palustris var. hispida Malcom A. Nobs; S. Galen Smith 1949-7-20 1035 Shasta Fall River at Glenburn. Comment
  JEPS45700  Rosa J. W. Blankinship 1911-5-30 Shasta Stillwater Cr. Redding Comment
  CAS-BOT-BC146434  Rosa bridgesii Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  SEINET10871307  Rosa gymnocarpa Mary Susan Taylor 1980-6-10 Taylor 2823 Shasta Roadside, a few ft N of turnoff to Wards Cabin, ca. 0.5 mi SE of Sims Flat Camp ground, Shasta Natl Forest. 549 Comment
  UC467678  Rosa pisocarpa Milo S. Baker 1899-7-5 266 Shasta Oak Run Comment
  CAS-BOT-BC147049  Rosa pisocarpa C. R. Quick 1953-8-2 53 -90 Shasta NE. of Montgomery Creek Comment
  UC467686  Rosa pisocarpa subsp. ahartii Milo S. Baker 1898-7-9 423 Shasta Tamarack Rd near summit Comment
  CHSC63084  Rosa spithamea Vernon H. Oswald; Lowell Ahart 1994-4-27 6156 Shasta Waters Gulch Trail 1.2 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  JEPS28696  Rosa woodsii var. ultramontana George W. Gillett 1957-7-26 915 Shasta Butte Lake Lassen Volcanic National Park (along e shore) 1844 Comment
  CHSC107113  Rubus armeniacus R. E. Brainerd 2009-7-21 1546 Shasta Castle Creek Road, 3.0 road miles west of Interstate 5 Castella Exit (Exit 724); 6.9 air miles southwest of Dunsmuir. UTM Zone 10 553301E 4556455N. 723 Comment
  UC455006  Rubus laciniatus I. J. Condit 1911-8-2 Shasta Castella Castella (along R.R.) Comment
  UCR206003  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  UCR206741  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14966 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  JEPS44764  Rubus ursinus J. W. Blankinship 1911-5-3 Shasta Reading; <=Redding> Comment
  SBBG1722  Rumex conglomeratus H. and M. Dearing 1938-6-27 3653 Shasta near Redding on Weaverville Rd Comment
  CHSC89710  Rumex fueginus R. Fischer; J. Marr 2004-8-15 387 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on water edge at Crystal Springs. 1008 Comment
  CHSC93306  Rumex fueginus R. Fischer 2005-7-18 549 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from mud bar on an off shore levee near western edge of Horr Pond. 1007 Comment
  CDA2859  Rumex kerneri G. D. Barbe 1980-6-5 2811 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. Comment
  UC1579557  Sagina decumbens subsp. occidentalis Harold and Virginia Bailey 1948-8-25 3015 c Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1558238  Sagina saginoides Harold and Virginia Bailey 1948-8-26 2829 Shasta above campgrounds Manzanita Creek; Lassen Volcanic Nat'l Park, Manzanita Creek 1798 Comment
  CHSC58855  Sagittaria cuneata Vernon H. Oswald; Lowell Ahart 1992-7-9 5089 Shasta Lassen National Volcanic Park. Unnamed ponds bordering the S side of the trail about midwat between Horseshoe Lake and Grassy Swale. 2017 Comment
  UC814600  Sagittaria latifolia Alice Eastwood June 29, 1912- July 11, 1912 969 Shasta Goose Valley 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-BC102830  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 382 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  POM218991  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -a Shasta Mount Lassen. Above hwy about 1.5 km W of Helen Lake. 2500 Comment
  RSA201371  Salix boothii J. T. Howell 1960-8-21 36319 Shasta Kings Creek Meadow. 2210 Comment
  UC482011  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., 2 mi below base of Mt. Lassen); Mt. Lassen 2370 Comment
  UC482019  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.); 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
  UC483194  Salix boothii Dr. Tracy I. Storer 1932-7-31 Shasta Upper King Creek Meadows; Lassen Volcanic Nat'l Park 2225 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  SBBG58900  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge at N end of Redding 180 Comment
  CAS-BOT-BC107778  Salix hindsiana L. E. Smith 1913-4-12 622 Shasta Clear Creek Comment
  CAS-BOT-BC107825  Salix hindsiana Alice Eastwood 1912-6-29 989 Shasta Goose Valley Comment
  CAS-BOT-BC125409  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-19 36532 Shasta Lily Pond near Reflection Lake 1798 Comment
  CAS-BOT-BC125411  Salix lasiandra var. lasiandra Hans Leschke 1960-8-8 1724 Shasta Hat Lake, Lassen Volcanic National Park 1969 Comment
  CAS-BOT-BC125418  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 484 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  CAS-BOT-BC125427  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-BC124517  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-27 s.n. Shasta [Kennet] Kennett Comment
  CAS-BOT-BC124867  Salix lemmonii John Thomas Howell 1960-8-22 36397 Shasta Hat Lake 1950 Comment
  CHSC9570  Salix lemmonii E. L. Smith 1971-4-28 944 Shasta At Old Station. 1328 Comment
  POM106707  Salix lemmonii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UCD111710  Salix lemmonii D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, Manzanita Lake. 1930 Comment
  SBBG57834  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km N of Lamoine 450 Comment
  CAS-BOT-BC125678  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  CAS-BOT-BC126130  Salix scouleriana L. E. Smith 1915-3-19 s.n. Shasta Castella Comment
  CAS-BOT-BC129033  Salix scouleriana John Thomas Howell 1961-6-20 36540 Shasta Lassen Highway at east edge of Chaos Jumbles - Lassen Volcanic National Park Comment
  HSC47577  Salvia columbariae Sheila Logan 1978-5-13 151 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  RSA401521B  Salvia columbariae Mark Flippo 1978-5-13 49 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  CAS-BOT-BC225199  Salvia sonomensis L. E. Smith 1915-4-25 s.n. Shasta Kennet Comment
  CHSC63069  Salvia sonomensis Vernon H. Oswald; Lowell Ahart 1994-4-27 6139 Shasta Bailey Cove Trail, on the W side of the McClud River Arm of Shasta Lake, ca. 1.78 mi clockwise from the trailhead. 335 Comment
  POM126745  Salvia sonomensis Milo S. Baker 1900-4-1 s.n. Shasta Canon of old Cow Creek Comment
  SBBG6507  Salvia sonomensis H. and M. Dearing 1938-6-14 3650 Shasta W of Viola Comment
  UC575018  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River; O'Brien Creek 426 Comment
  UC1125347  Sambucus mexicana P. L. Johannsen 1932-6-8 115 Shasta Clover Creek Redding Quadrangle 213 Comment
  CAS-BOT-BC238869  Sambucus nigra subsp. caerulea John Thomas Howell 1960-8-22 36363 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CAS-BOT-BC238870  Sambucus nigra subsp. caerulea A. M. Vollmer; L. Beane 1953-7-1 110 Shasta Castle Creek Comment
  RSA248659  Sanguisorba minor Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek. Along Hwy 299. Ca 15 miles E of Redding. 518 Comment
  JEPS98641  Sanicula M. Garcia, O. Gomez, C. Martin and P. Vargas 1996-5-27 40 PV96 Shasta Shasta Lake, Packers Bay, Waters Gulch trailhead Redding Comment
  RSA471435  Sanicula Christopher Davidson 1973-5-28 2178 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  CAS-BOT-BC223341  Sanicula bipinnatifida L. E. Smith 1913-5-2 167 Shasta Kennet [Kennett] Comment
  JEPS212  Sanicula bipinnatifida J. W. Blankinship 1911-3-26 Shasta Redding Comment
  JEPS90934  Sanicula bipinnatifida Dean W. Taylor 1993-5-22 13458 Shasta 3 air mi w of Lamoine (Trinity Mountains, Sacramento River Canyon, along Slate Creek, Forest Road 36N20); Klamath Region, Trinity Mts, Sacramento River Canyon 838 Comment
  SEINET7067177  Sanicula bipinnatifida A. G. Vestal 1947-5-2 s.n. Shasta About 4.0 miles east of Redding on Old Forty Four Road. Coordinate datum: NAD27. Comment
  RSA471454  Sanicula bipinnatifida Christopher Davidson 1975-6-4 2633 Shasta Hwy 89, 10 mi N of junction with Hwy 299. Comment
  CHSC60300  Sanicula graveolens Mary Ann Showers 1992-6-28 2638 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphuf Creeks. 2072 Comment
  UCD128019  Sanicula graveolens G. F. Hrusa 1992-5-1 10472 Shasta under powerlines approximately 1 mile southeast of Montgomery Creek. Comment
  CHSC63553  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-5-12 6191 Shasta Sugarloaf Creek Trail ca. 0.2 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 356 Comment
  UC1112770  Saxifraga aprica George W. Gillett 1953-7-29 301 Shasta near trail to Cliff Lake (adjacent to Summit Lake Ranger Station, vicinity of Summit Lake); Lassen Volcanic National Park 2011 Comment
  JEPS85542  Saxifraga nidifica var. nidifica Walter S. Lennon 1983-4-5 Shasta Redding, Sandstone Drive and Oasis Road Redding Comment
  UC1061692  Saxifraga tolmiei George W. Gillett 1952-8-9 156 Shasta n slope of east shoulder of Lassen Peak; Lassen Volcanic National Park, Lassen Peak 2743 Comment
  CAS-BOT-BC283644  Schedonorus pratensis Malcom A. Nobs 1949-6-15 783 Shasta Marsh at the junction of Pitt River and Hat Creek at Highway 299 Comment
  UC1100833  Scirpus microcarpus S. Galen Smith, Malcolm A. Nobs, Herbert L. Mason 1949-5-29 751 Shasta Highway 299 marsh between Hat Creek and Pitt River Bridge; marsh between Hat Creek and Pitt River Bridge Comment
  POM260193  Scleranthus annuus C. L. Hitchcock 1940-5-20 6473 Shasta 25 miles east of Redding. Comment
  RSA273376  Scleranthus annuus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-21 8538 Shasta Junction of State Route 299 and Keswick Road. 305 Comment
  CHSC114632  Scutellaria antirrhinoides Sue Pappalardo 1993-5-30 446 A Shasta Shasta County, Yolla Bolla Ranger District. Located down Forest Service road 28N68 on west side at intersection with Forest Service road 29N92. 1530 Comment
  UC54589  Scutellaria nana H. M. Hall and E. B. Babcock June, 1903 4223 Shasta Sierra Nevada Mountains, North-eastern Shasta County Sierra Nevada Mountains 1219 Comment
  UC1713650  Scutellaria siphocampyloides C. Epling 1938-6-13 Shasta Castle Creek Comment
  UC884045  Scutellaria siphocampyloides Frank W. Gould 1939-5-26 747 Shasta 17 mi n of Redding 457 Comment
  POM126384  Scutellaria tuberosa Milo S. Baker 1900-5-4 s.n. Shasta Cow Creeek Canon. Comment
  HSC100217  Secale cereale J. P. Smith 2010-6-24 12955 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  UC1755225  Sedum obtusatum subsp. paradisum Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19103 Shasta Shirttail Peak (ca. 15 air mi NW of Redding), ridge forming margin of westerly watershed divide of Jic [sic] Gulch, 0.3 air mi SSW of summit of the peak; Trinity Mountains 1066 Comment
  JEPS105093  Sedum oregonense Dean W. Taylor 1993-7-9 13823 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UCR265769  Sedum sexangulare Peter F. Zika, Richard E. Brainerd, Julie Nelson 2014-6-12 26645 Shasta Cascade Range Foothills, Encanto Way 195 Comment
  UC62414  Selaginella wallacei Baker and Nutting 1894-5-22 Shasta Oak Run Comment
  CAS-BOT-BC363415  Senecio aronicoides Alice Eastwood; John Thomas Howell 1934-4-21 1823 Shasta Baird Comment
  POM260186  Senecio eurycephalus C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding. 152 Comment
  JEPS3728  Senecio fremontii var. occidentalis George Gillett 1952-8-9 161 Shasta near summit of Lassen Peak (on e shoulder); Lassen Volcanic National Park, Lassen Peak 3048 Comment
  CAS-BOT-BC363697  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  CHSC93012  Senecio integerrimus var. exaltatus R. Fischer 2005-5-21 588 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected off the rim of a conic depression pond on the west side of lower Big Lake. 1021 Comment
  CAS-BOT-BC333007  Senecio scorzonella Hans Leschke 1959-8-7 1616 Shasta Manzanita Creek, Lassen Volcanic National Park 2118 Comment
  UC711908  Senecio triangularis Roxana S. Ferris and Laura Lorraine 1941-8-10 10473 Shasta near Summit Lake (Lassen National Park); Lassen National Park 2042 Comment
  HSC102874  Setaria viridis J. P. Smith, R. J. Cole 2012-9-15 13677 Shasta Along State Route 299, northeast of Buckhorn Summit. 743 Comment
  UCD92860  Setaria viridis Virginia E. Long 1933-9-1 225 A Shasta Anderson. 131 Comment
  JEPS74069  Setaria viridis Virginia E. Long 1931-5-31 81 a Shasta w. of Stocker's place Anderson Comment
  UCD114032  Sibbaldia procumbens J. M. Tucker 1951-8-3 2213 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  RSA85764  Sibbaldia procumbens F. W. Peirson 1932-7-15 10168 Shasta On E slope of Mt. Magee. Thousand Lake Basin. 2195 Comment
  CHSC100997  Sidalcea celata L. P. Janeway 2006-5-17 8600 Shasta Inner North Coast Ranges. Olinda; in a slightly north-sloping curve of Happy Valley Road 1.1 km north of Olinda Road. 222 Comment
  UC18879  Sidalcea diploscypha M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  CHSC9467  Sidalcea hartwegii G. Strausbaugh 1970-5-24 78 Shasta Area ca. 10 ft. above water on W. bank of first cove N. W. of Brandy Creek Swimming Area. 371 Comment
  POM260330  Sidalcea hartwegii C. L. Hitchcock 1940-5-17 6439 Shasta 3 miles east of Redding. 152 Comment
  JEPS50065  Sidalcea hirsuta Alice King 1921-1 Shasta Anderson Comment
  SEINET7073003  Sidalcea hirsuta A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. Coordinate datum: WGS84/NAD83. (40? deg. 29' 27" North Latitude; -122? deg. 3' 21" West Longitude. UTM Zone 10, 580009mE, 4482440mN. Coordinate datum: NAD27). Comment
  JEPS106461  Sidalcea malviflora J. K. Nelson 2004-5-15 2004 -44 Shasta Stillwater Creek floodplain, ca. 15 mi NE of Redding. 182 Comment
  HSC16019  Sidalcea malviflora subsp. celata C. L. Hitchcock 1940-5-17 6448 Shasta 3 mi. E of Redding 152 Comment
  RSA60332  Sidalcea oregana subsp. oregana G. R. Campbell 1948-6-17 634 Shasta Between Clayton and Burney Falls State Park. Comment
  JEPS114488  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
  LA83274  Sidalcea oregana subsp. spicata O. H. Kappler; 1949-7-27 2015 Shasta Lassen National Park 2133 Comment
  UC1543866  Sidalcea oregana subsp. spicata Harold and Virginia Bailey 1948-8-25 3046 Shasta nw of Summit Lake along Loop Highway (Lassen Volcanic National Park); , nw of Summit Lake 2011 Comment
  UC54501  Sidalcea oregana subsp. spicata H. M. Hall and E. B. Babcock June, 1903 4272 Shasta Great Spring Sierra Nevada, Hat Creek, Great Spring (Hat Creek, eastern Shasta County) 1371 Comment
  UC8429  Silene californica M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  POM259980  Silene californica C. L. Hitchcock 1940-5-20 6479 Shasta 25 miles east of Redding. Comment
  HSC71906  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5823 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  UC1051546  Silene campanulata subsp. glandulosa Helen K. Sharsmith 1953-6-25 4358 Shasta road to Peanut 3-3.5 mi beyond Wildwood (Trinity National Forest); Inner North Coast Ranges, Trinity National Forest 1188 Comment
  CAS-BOT-BC386997  Silene douglasii George W. Gillett 1953-8-13 322 Shasta Reading Peak. Lassan Volcanic National Park 2545 Comment
  UC1036316  Silene douglasii Gillett 1952-8-11 178 Shasta approximately one-half mi below Bumpas Hell (between Bumpas Hell and Kings Creek Meadow); Lassen Volcanic National Park, btw Bumpas Hell and Kings Crk 2377 Comment
  CHSC84090  Silene gallica Lowell Ahart; John Dittes 2003-5-22 10184 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET3450893  Silene gallica Lowell Ahart, John Dittes 2003-5-22 10184 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwest of Darah Springs State Fish Hatchery 250 Comment
  SEINET189216  Silene grayi H. M. Evans 1922 Shasta Lassen Volcanic National Park ; Lassen Peak. 2743 Comment
  CAS-BOT-BC181295  Silene invisa George W. Gillett 1957-8-9 1014 Shasta Summit Lake R.S., Fliff Lake Trail about 100 yds above highway, Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC389410  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta Lassen Volcanic National Park. Two miles below Summit Lake on trail to Drakesbad 1905 Comment
  UC852899  Silene lemmonii Alice Eastwood Jun 29 1912-Jul 11 1912 910 Shasta Goose Valley Comment
  CAS-BOT-BC181352  Silene occidentalis Alice Eastwood 1912-8-22 1809 Shasta Trail from Morgan's Springs to Lassen Butte Comment
  CAS-BOT-BC175042  Silene suksdorfii David W. Showers 1979-9-11 4354 Shasta Below summit area of Lassen Peak, Lassen Volcanic National Park 3048 Comment
  CAS-BOT-BC175044  Silene suksdorfii George W. Gillett 1953-8-27 353 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park 3108 Comment
  UC604400  Silene suksdorfii unknown 1922-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2865 Comment
  CHSC7056  Sisymbrium officinale J. Borgstrom 1969-4-26 16 Shasta Ca. 5 mi nw of Manton on Wilson Hill Rd, 50 yds sw of Battle Creek bridge, on n side of rd, 2 ft. from the rd. 853 Comment
  UC429227  Sisyrinchium bellum Franklin P. Nutting Shasta Morley's Station Comment
  UC844209  Smilacina stellata C. L. Hitchcock 1940-5-24 6577 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  SEINET10472585  Smilacina stellata Mary Susan Taylor 1980-6-26 Taylor 2982 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  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
  UCD139972  Smilax californica G. F. Hrusa 1992-5-1 10430 Shasta near Pit River Camp. Approximately 1 m. downstream from Pit 1 powerhouse. Comment
  HSC85740  Solanum parishii J. P. Smith, J. O. Sawyer 1982-5-9 10383 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  HSC75659  Sorbus californica J. O. Sawyer, R. J. Cole 1980-7-20 3705 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  HSC26543  Sorghum halepense J. P. Smith, Steve Selva 1970-8-9 4587 Shasta Redding along Hwy. 299 Comment
  CHSC96286  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  CAS-BOT-BC390576  Spergularia rubra L. E. Smith 1913-4-7 25 Shasta Between Cottonwood and Anderson Comment
  CAS-BOT-BC149669  Spiraea douglasii Mrs. D. B. McAllister 1918-6-17 7 Shasta [Ydalpom] Ydaloom Comment
  CAS-BOT-BC149670  Spiraea douglasii Ira L. Wiggins 1922-8-17 917 Shasta Willow Creek Ranch, McCloud 835 Comment
  SBBG3127  Spiraea douglasii H. and M. Dearing 1938-6-25 2139 Shasta between Manton and Viola Comment
  LA208257  Spiraea douglasii C. Epling; William Robison 1935-7-17 Shasta Mineral Creek, Lassen Park Comment
  UCD93005  Sporobolus vaginiflorus R. Tofsrud 1949-7-4 s.n. Shasta 4 miles S of Shi-Lo-Ah Mineral Springs, Hwy. 99. Comment
  UC196363  Stachys ajugoides var. rigida A. A. Heller 1914-8-25 11698 Shasta 15 mi s Delta (on Pacific Highway) Comment
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Feb 20 2006
  UC54476  Staphylea bolanderi H. M. Hall and E. B. Babcock 4007 Shasta near Baird (McCloud River); Sierra Nevada Mountains, McCloud River 243 Comment
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Oct 10 2012
  UC869959  Staphylea bolanderi Alice Eastwood 1912-7-25 1441 Shasta on road from Pitt to Baird Comment
  CHSC54473  Stellaria crispa Vernon H. Oswald 1991-7-22 4757 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
  CHSC96271  Stellaria longifolia R. Fischer 2006-7-22 941 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park near Bowman ditch, south side of park road, in 6 inches of flooded grassy meadow. 1008 Comment
  UC54471  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1903 4158 Shasta near Bear Flat (ne Shasta County); Sierra Nevada Mountains 1280 Comment
  CAS-BOT-BC375634  Stephanomeria lactucina Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near top of Brokeoff Mountain 2773 Comment
  CAS-BOT-BC375748  Stephanomeria virgata Lewis S. Rose 1945-9-2 45222 Shasta Burney Falls 914 Comment
  UCR206938  Stipa californica George K. Helmkamp, E. A. Helmkamp 2009-6-10 14928 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA657087  Stipa nelsonii subsp. nelsonii Lynn R. Firestone, Harold Firestone 1983-8-11 8335 Shasta Shasta County, In campground at SW entrance to Lassen Volcanic National Park Comment
  OBI22272  Stipa occidentalis var. californica Robert F. Hoover 1940-9-21 4608 Shasta SE flank of Lassen Peak Comment
  OBI22290  Stipa stillmanii Robert F. Hoover 1940-9-21 4614 Shasta Between Viola and Shingletown Comment
  HSC103809  Streptanthus Martin Lenz 2006-7-6 3058 Shasta Upper reaches of Roaring Creek, ~ 5.2 air mi. SSE of Big Bend. 1136 Comment
  UCD19126  Streptanthus bernardinus A. M. Shapiro 1985-5-5 s.n. Shasta Hwy 299, 0.4 mi. east of milepost 299 SHA 5.00, west of French Gulch Rd., ca. 5 mi E of Trinity Co. line. 457 Comment
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Nov 6 2013
  SEINET10448320  Streptanthus drepanoides Mary Susan Taylor 1980-8-14 Taylor 3245 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  UC1601648  Streptanthus longisiliquus Dean W. Taylor 1987-6-30 9098 Shasta adjacent to dirt road from Potem Creek to Hogback Mountain (about 6.5 air mi nw of town of Round Mt.); Blue Jay Ridge, Pit River drainage 883 Comment
  CAS-BOT-BC87389  Streptanthus longisiliquus Clarence R. Quick 1962-7-11 62 -75 Shasta Old Buffum cutover, southwest side of Hatchet Mountain west of Burney. Comment
  HSC6941  Streptanthus tortuosus D. E. Anderson 1962-8-5 2308 Shasta Panther Meadows, Mt. Shasta 2287 Comment
  JEPS98764  Streptanthus tortuosus Julie Kierstead Nelson 2000-5-5 2000 -30 Shasta W side of Shasta Lake (below N ridge of Charlie Creek watershed, S of Forest Service Road 35N06); Shasta-Trinity National Forest, Shasta Lake Ranger District 883 Comment
  POM143371  Streptanthus tortuosus Milo S. Baker 1900-5-1 s.n. Shasta Old Cow Creek Canyon. Comment
  UC1601619  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird Comment
  UC1731443  Streptanthus tortuosus Dean W. Taylor 1993-6-14 13590 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
  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
  SEINET5505500 Image available Styrax officinalis var. californicus C. L. Hitchcock 1940-1 6486 Shasta 25 miles east of Redding Comment
  JEPS95278  Styrax officinalis var. redivivus Vernon H. Oswald and Lowell Ahart 1994-4-27 6146 Shasta ca. 0.5 mi N of Packers Bay Marina; Lake Shasta, Waters Gulch Trail 381 Comment
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Mar 6 2008
  UC719807  Styrax officinalis var. redivivus Rogers McVaugh 1941-8-4 6238 Shasta woods along US 99 ca 35 mi n Redding Comment
  CAS-BOT-BC64502  Styrax redivivus C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek, near (below) Round Mt. Comment
  CAS-BOT-BC64514  Styrax redivivus L. E. Smith 1913-5-2 168 Shasta Kennet. Comment
  RSA49234  Styrax redivivus Philip A. Munz 1949-5-14 13192 Shasta 5 miles W of Redding on Weaverville road, Comment
  RSA789611  Styrax redivivus R. W. Spjut, Paul Burchstead 2008-6-9 16333 Shasta Northern Valley Oak Woodland-Chaparral. Shasta Trinity National Forest: Salt Creek Road west of I-5, Haycock Park, Nelson Point Creek Road and also another road to the north. 402 Comment
  RSA89371  Styrax redivivus E. K. Balls, Percy C. Everett 1953-10-14 18665 Shasta 10 mi E of Trinity-Shasta Co line, Hwy 299. 244 Comment
  UCD119117  Styrax redivivus James P. Smith; Advanced Plant Taxonomy Class 1973 1973-5-6 6572 Shasta Oak Bottom Campground in Whiskeytown Recreation Area. Comment
  JEPS47017  Swertia albicaulis var. nitida Alma Weigart 1924-5-27 Shasta Whitmore Comment
  UC22719  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC54563  Swertia albicaulis var. nitida H. M. Hall and E. B. Babcock Jun 1903 4241 Shasta Lava Beds, ne Shasta County Sierra Nevada Mountains 1219 Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 Comment
  CAS-BOT-BC234775  Symphoricarpos mollis Walter Knight; Irja Knight 1979-9-7 3427 Shasta 1/4 mi. NWW Iron Mountain Mine 1085 Comment
  CAS-BOT-BC97570  Symphyotrichum ascendens Alice Eastwood 1912-6-29 953 Shasta Goose Valley Comment
  CAS-BOT-BC98465  Symphyotrichum spathulatum Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls Comment
  CAS-BOT-BC98467  Symphyotrichum spathulatum George W. Gillett 1957-8-11 1034 Shasta Hat Lake - Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC98574  Symphyotrichum spathulatum Hans Leschke 1956-9-20 s.n. Shasta Dersch [Dorsch] Meadows - Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC98919  Symphyotrichum spathulatum var. intermedium Lewis S. Rose 1945-9-8 45280 Shasta Manzanita Lake - Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC105065  Taeniatherum caput-medusae R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 890 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
  JEPS104316  Tauschia hartwegii Lowell Ahart 2003-5-22 10199 Shasta West 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
  SEINET3450863  Tauschia hartwegii Lowell Ahart, John Dittes 2003-5-22 10199 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the small water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  SD104441  Taxus brevifolia Reid Moran 1978-6-25 26112 Shasta on bank of Little Roaring Creek 710 Comment
  CAS-BOT-BC85269  Taxus brevifolia Laura M. Lathrop 1903-7-10 s.n. Shasta Shasta Retreat Comment
  UC584283  Tetradymia canescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2413 Shasta 2.5 mi n Burney 1066 Comment
  CAS-BOT-BC88068  Thelypodium brachycarpum L. E. Smith 1913-5-28 305 Shasta Pitt River. Comment
  UCD108584  Thermopsis californica var. argentata G. F. Hrusa 1992-5-2 10421 Shasta On grounds of Pacific Gas and Electric's Pit 1 facility. 975 Comment
  SEINET7419282  Thermopsis gracilis M. S. Baker 1900-5-4 s.n. Shasta Near Furnaceville. Comment
  HSC48506  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9691 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC6997  Thysanocarpus curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 mi. W of Fall River Mills 1341 Comment
  JEPS90348  Thysanocarpus curvipes Dean W. Taylor 1993-4-30 13384 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Mountains, Sacramento River Canyon 853 Comment
  SEINET3888402  Tofieldia glutinosa subsp. occidentalis J. P. Smith, Steve Selva 1970-7-27 4508 Shasta Gumboot Lake.; 0 1768 Comment
  POM298402  Tofieldia glutinosa subsp. occidentalis Blanche Clear 1940-7-24 s.n. Shasta King s Creek, Lassen Volcanic Park Comment
  UC726232  Tofieldia occidentalis subsp. occidentalis A. A. Heller 1941-8-16 16300 Shasta lower end of Upper King Creek Meadow Lassen Volcanic National Park Comment
  UC1736345  Tonella tenella Dean W. Taylor 1988-8-8 13390 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  JEPS120211  Torilis arvensis Julie Kierstead Nelson 2012-5-12 2012 -19 Shasta Upper Sacramento River canyon; Dog Creek near confluence with Sacramento River Comment
  UCD93208  Torreyochloa pallida var. pauciflora P. B. Kennedy 1921-6-1 s.n. Shasta by Fall River Mills. Comment
  CHSC9210  Toxicodendron diversilobum G. Strausbaugh 1970-4-18 47 Shasta ca. .5 mi.past Whiskey-town dam and ca. 20yds.above the lake. 381 Comment
  UCD163301  Toxicoscordion fremontii Jack Major 1955-4-13 s.n. Shasta Bald Hills, western Shasta County (w. Redding 20 mi.). 396 Comment
  RSA474740  Tragopogon dubius Ed Wilson 1970-4-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mountain, west of the McCloud River arm of Shasta Lake. 366 Comment
  UC1862465  Trichostema lanceolatum M. S. Jussel 1931-9-6 Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CHSC4097  Trientalis latifolia Judy Potter 1967-5-18 305 Shasta Sweetbriar, 6 mi. S Dunsmuir, US99. 548 Comment
  CHSC4726  Trientalis latifolia R. Carter 1966-5-14 396 Shasta Sweetbriar. Found ca. 130 yds. S of bridge over Sacramento R. on E side of river, growing in deep shade along W side of road. 609 Comment
  UCR206937  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2009-6-10 14929 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  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
  UC16900  Trifolium albopurpureum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  RSA695521  Trifolium arvense L. Ahart 2003-5-22 10196 Shasta About 50 yards S of the Coleman Canal, about 1 1/8 mi W of the barn, 4 mi (air) W-SW of Darah Springs State Fish hatchery, about 11 mi (air) E-NE of Cottonwood. 259 Comment
  UC165615  Trifolium ciliolatum Milo S. Baker 1900-5-23 Shasta Cow Creek Comment
  CHSC60357  Trifolium cyathiferum Mary Ann Showers 1992-6-27 2659 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UC54399  Trifolium cyathiferum H. M. Hall and E. B. Babcock June, 1903 4207 Shasta along Fall River; Sierra Nevada Mountains 1066 Comment
  HSC15201  Trifolium depauperatum John L. Heywood, D. H. Norris 1968-3-30 1824 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  UCD123123  Trifolium dubium Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7375 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CDA27947  Trifolium fucatum L. Ahart 2003-5-12 10151 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
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Oct 5 2019
  JEPS89024 Image available Trifolium fucatum Walter S. Lennon 1983-5-7 Shasta Anderson, Wildcat Rd and Ash Creek Rd Comment
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Dec 19 2016
  HSC100990  Trifolium hirtum J. P. Smith 2010-5-18 12871 Shasta Along Iron Mountain Road near the junction with road to Keswick. 233 Comment
  JEPS104312  Trifolium hirtum Lowell Ahart 2003-5-22 10182 Shasta Just w of the gate, on the road, on the south side of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 271 Comment
  CHSC110783  Trifolium howellii Dean Wm. Taylor 2012-8-21 21297 Shasta Trinity Mountains. Flume Creek watershed, canyon of Sacramento River, logging road 38N28 7.8 road miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca.9 miles SW of Dunsmuir). 1417 Comment
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Dec 18 2014
  JEPS85545  Trifolium hybridum Walter S. Lennon 1983-6-25 Shasta 0.5 mi w Hwy 5 (at Sims Rd, Shotgun Creek Rd) Comment
  UCR30851  Trifolium kingii subsp. productum John C. Roos 1948-8-31 3926 Shasta Castle Crags 1494 Comment
  UCD111288  Trifolium longipes var. elmeri G. F. Hrusa 1996-6-11 13048 Shasta Approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side Bunchgrass Valley, Lassen National Forest. 1615 Comment
  SEINET10841160  Trifolium microcephalum W. D. Stevens 1985-4-25 Stevens 23569 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS65991  Trifolium microdon J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  JEPS28479  Trifolium monanthum var. monanthum George W. Gillett 1957-8-11 1040 Shasta Hat Lake Lassen Volcanic National Park 1965 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
  SD104406  Trifolium pratense Reid Moran 1978-6-25 26078 Shasta West of Little Roaring Creek. 740 Comment
  POM28755  Trifolium productum Marcus E. Jones 1897-7-8 7973 Shasta Lassen Peak. 1829 Comment
  CHSC93319  Trifolium repens R. Fischer 2005-5-21 556 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed of main park road along the west shore, south end, of Big Lake. Along length of park road. 1010 Comment
  JEPS66065  Trifolium repens Milo S. Baker 1893-5-16 Shasta Goose Valley Comment
  JEPS104342  Trifolium variegatum Lowell Ahart 2003-5-12 10155 Shasta Near 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
  JEPS85219  Trifolium variegatum Roy E. Buck and Dean Wm. Taylor 1987-6-2 590 Shasta 4 air km ene Big Bend (nnw facing bank along rd to Pit 5 Powerhouse, e of minor saddle, ca 4 air km ene of confluence of Pit River and Iron Canyon Creek) 621 Comment
  CHSC63065  Trifolium willdenovii Vernon H. Oswald; Lowell Ahart 1994-4-27 6137 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi E clockwise from the trailhead. 335 Comment
  UC54384  Trifolium wormskioldii H. M. Hall and E. B. Babcock 1903-6-20 4187 Shasta Fall River Springs Sierra Nevada Mtns 1066 Comment
  UC630717  Trifolium wormskioldii P. B. Kennedy 1927-6-13 Shasta bridge at Fall River Mills Fall River Comment
  JEPS66097  Trifolium wormskioldii Milo S. Baker 1896-5-22 Shasta Morley's Station Comment
  JEPS47272  Trillium albidum B. C. Goldsmith 1917-5-24 Shasta 10 mi. from La Moine (on head of Clear Creek); Clear 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
  CAS-BOT-BC520835  Trillium albidum L. E. Smith 1913-4-24 121 Shasta Shasta Comment
  CHSC114415  Trillium chloropetalum Don Lepley 2012-4-21 Shasta On private property, about 100 feet south of Montgomery Creek roughly three-quarters of a mile east of where it passes under Highway 299 at the town of Montgomery Creek. UTM coordinates: 10 T 591972 E x 4521717 N 704 Comment
  CHSC33845  Trillium ovatum subsp. oettingeri J. D. Prouty 1981-8-3 1277 Shasta 1706 Comment
  JEPS10653  Triphysaria eriantha subsp. eriantha Mrs. C. F. Rose 1936-3-17 251 Shasta Redding Comment
  CAS-BOT-BC200256  Trisetum spicatum Roxana S. Ferris; Laura Lorraine 1941-8-10 10451 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  HSC40697  Trisetum spicatum Thomas W. Nelson, Jane P. Nelson 1976-8-1 3147 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  UC1738787  Trisetum spicatum Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5445 Shasta Lassen National Forest, Thousand lakes Wilderness, vicinity of Magee Peak 2499 Comment
  UC822274  Trisetum spicatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC200454  Trisetum wolfii George W. Gillett 1957-8-2 964 Shasta 1/4-mile below Summit Lake and 100 yards south of Corral Meadow trail 2026 Comment
  UC1558247  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 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
  CAS-BOT-BC522307  Triteleia hyacinthina Alice Eastwood 1912-6-27 844 Shasta Montgomery Creek Comment