Search Results — 2000 specimen records retrieved (1400 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78024  Abies grandis J. G. Lemmon & Wife s.n. Shasta Near Shasta Peak Comment
  RSA0088655  Abies magnifica Bonnie C. Templeton 1968-6-11 11328 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  JEPS46613  Abies magnifica var. shastensis Mrs. C. F. Rose 1934-9-28 Shasta e upper Sacramento River Comment
  JEPS42735  Acer circinatum W. L. Jepson 1940-7-4 20127 Shasta Little Hatchet Creek 1158 Comment
  UC18088  Acer circinatum Milo S. Baker 1893-8-15 Shasta Bear Valley Mts. 1828 Comment
  UC525812  Acer circinatum Rimo Bacigalupi 1934-9-7 2331 Shasta 1/2 mi from Castella (mouth of Castle Creek, nw Shasta County); Mouth of Castle Creek, 1/2 mi from Castella Comment
  UC73448  Acer circinatum Misses Jones and Alexander 1902-7-9 Shasta 2 mi from Kelley's; 2 mi from Kelley's Comment
  RSA67253  Acer macrophyllum Philip A. Munz 1951-9-15 16991 Shasta 5 miles west of Montgomery Creek 610 Comment
  SACT000010  Achillea millefolium Shannon Datwyler, David Hubbert 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
Read comments
Aug 14 2013
  CAS-BOT-BC210709  Achnatherum lemmonii David D. Keck 1944-7-8 5465 Shasta 2 mi. W. of Platina, on middle fork of Cottonwood Creek, inside east boundary of Trinity N.F. 883 Comment
  UCD50452  Achnatherum lemmonii Freed W. Hoffman 1946-5-28 1799 Shasta Hatchet Mountain, Shasta County. 914 Comment
  UCD50592  Achnatherum lemmonii A. A. Heller 1914-8-25 s.n. Shasta Pacific Highway 15 miles south of Delta on a stony slope supporting a scattered growth of yellow pine. Shasta County. Comment
  CAS-BOT-BC216413  Achnatherum lettermanii Roxana S. Ferris; Laura Lorraine 1941-8-10 10477 Shasta Near Summit Lake, Lassen National Park 2042 Comment
  UC1543790  Achnatherum lettermanii Harold and Virginia Bailey 1948-8-27 2910 Shasta Hat Creek near Badger Flat Road; Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC216910  Achnatherum occidentale Hans Leschke 1960-8-5 1674 Shasta Between Summit Lake and Bear Lakes 2133 Comment
  CAS-BOT-BC210854  Achnatherum occidentale subsp. californicum Roxana S. Ferris; Laura Lorraine 1941-8-10 10491 Shasta State Highway 89, 3-4 miles east of Mc Cloud [McCloud] and Bratle 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
  UC711862  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-10 10491 Shasta 3-4 mi e on Highway 89 McCloud Comment
  SEINET232952  Achnatherum occidentale subsp. occidentale L. R. Firestone, H Firestone 1983-8-11 8339 Shasta Lassen Nat. Vol. Pk ; Parking area for sites 43-44. 2237 Comment
  SEINET255887  Achnatherum occidentale subsp. occidentale Mary E. Barkworth, LR Firestone 1982-8-30 4101 Shasta Lassen Nat. Vol. Pk ; Along roadside between site 28 and 29. Comment
  UC1543802  Achnatherum occidentale subsp. occidentale Harold and Virginia Bailey 1948-8-27 2892 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UCD51442  Achnatherum thurberianum A. A. Beetle 1945-5-20 3983 Shasta 2 miles west of Hat Creek on rt. 299. Comment
  UCD123139  Acmispon americanus var. americanus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7393 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD103812  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13085 Shasta Along the State Highway, 12 miles north of Redding. Comment
  UC1036290  Aconitum columbianum George W. Gillett 1952-7-29 128 Shasta vicinity Hat Lake (w. margin of Paradise Meadow); lassen Volcanic Nat'l Park, Paradise Meadow 2148 Comment
  SBBG21857  Aconogonon davisiae D. Myrick 1964-7-22 912 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  HSC45449  Actaea rubra M. Alcasas 1978-5-14 87 Shasta Basin Gulch Campground, 1.5 mi from Hwy. 36, beside old logging rd. directly above Cottonwood Creek 861 Comment
  CAS-BOT-BC69695  Adiantum aleuticum Lemmon 1881-7-1 s.n. Shasta Mt. Shasta. Comment
  JEPS123369  Adiantum shastense Kevin Heidel 2015-3-4 1 Shasta Brock Creek inlet into Shasta Lake. Devils Rock 7.5' Q. Comment
  UC2030518  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 157 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. Upslope of trail Comment
  UCD166845  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approximately 0.5- mi. west of Stein Creek, just upstream from confluence with Shasta Lake. 332 Comment
  UCD166921  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks. 548 Comment
  CHSC118402  Adiantum shastense Len Lindstrand III 2015-5-7 21234 Shasta Road to Sugarloaf Mountain, approximately 1.0 mile southwest of Lakeshore. UTM 10T 0550132E/4526003N 762 Comment
  CHSC118634  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes SW of North Gray Rock/Shasta Caverns and N of Marble Creek; eastern Klamath ranges. UTM Zone 10T, NAD83 560060m E, 4515673m N. 365 Comment
  HSC104371  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek inlet, Shasta Lake, approx. 1.8 mi. W of Sugarloaf 366 Comment
  HSC46279  Aesculus californica Christopher Knopp 1978-5-13 91 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  RSA0014256  Aesculus californica Justin M. Wood 2010-9-2 2548 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UCLA72475  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  HSC14189  Agastache urticifolia C. L. Hitchcock 1940-5-23 6517 Shasta 5 mi. E of Burney Falls Comment
  UCD128561  Ageratina occidentalis Dean William Taylor; G. Ledyard Stebbins 1972-7-1 2407 Shasta Hirtz Mountain. 1066 Comment
  CHSC105563  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-8 Shasta South of Gray Rocks. Found in steep limestone cliffs. UTM NAD 83 Zone 10N; 0574343E, 4519316N. 762 Comment
  JEPS89527  Ageratina shastensis Dean W. Taylor 1974-6-12 3686 Shasta Hirz Mountain 1219 Comment
  UCD128548  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2410 Shasta Hirtz Mountain. 1066 Comment
  CDA13525  Agoseris glauca var. monticola G. F. Hrusa, T. D. Wilfred 1996-7-22 13351 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS104037  Agoseris heterophylla Lowell Ahart 2003-5-12 10131 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
  CAS-BOT-BC46146  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Anderson's Comment
  CAS-BOT-BC46147  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Andersons Comment
  SJSU4663  Agoseris heterophylla H. D. Baer 1960-4-14 32 Shasta near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  UCD128606  Agoseris heterophylla G. F. Hrusa 1992-5-3 10460 Shasta north of Montgomery Creek. Comment
  JEPS35718  Agoseris heterophylla var. heterophylla Mrs. C. F. Rose 1936-5-8 47 a Shasta near, 20 mi ne of Redding Ingot Comment
  CAS-BOT-BC13184  Agoseris monticola Hans Leschke 1959-8-10 1645 Shasta Lassen Volcanic National Park. Above Emerald Lake 2590 Comment
  JEPS95280  Agoseris retrorsa Vernon H. Oswald and Lowell Ahart 1994-4-27 6144 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.1 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 396 Comment
  CHSC112164  Agrimonia gryposepala Dean Wm. Taylor 2013-9-6 21411 Shasta Hat Creek, along Highway 299, just east of the bridge over the creek. 853 Comment
  CHSC93007  Agropyron desertorum R. Fischer 2005-7-17 522 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along the west shore of Big Lake on the meadow. 1010 Comment
  SEINET10509771  Agropyron subsecundum Billy Joe Cox 1971-6-10 Cox 3500 Shasta 15 mi s of weed; on i-5. Comment
  JEPS72973  Agrostis alba W. L. Jepson 1940-7-4 20135 Shasta Montgomery Creek 640 Comment
  SEINET7295874 Image available Agrostis alba A. A. Beetle 1941-1 2845 Shasta Lassen Nat'l Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek; Lemma 2 mm. long, unwanted. Comment
  CAS-BOT-BC127403  Agrostis elliottiana John Thomas Howell 1955-6-14 30426 Shasta East of Whiskeytown. Comment
  UCD51700  Agrostis elliottiana W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  UCD80500  Agrostis elliottiana CNPS SN Foothill Team 2006-5-8 SNFN 0361 a Shasta Shasta Land Trust Easement, Hathaway Ranch, Swede Creek Plains. 272 Comment
  SEINET10790210  Agrostis hendersonii Alan A. Beetle, G. Ledyard Stebbins 1942-5-29 Beetle 3354 Shasta 5 miles south of Ingot, drying banks of vernal streams. Comment
  UC1543800  Agrostis idahoensis Harold and Virginia Bailey 1948-8-25 3015 a Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UCD56340  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
  CDA13541  Agrostis scabra G. F. Hrusa, T. D. Wilfred 1996-7-22 13368 Shasta Lassen National Forest; Wet drainage on north side of USFS S16 at upper end of Bunchgrass Valley, approx. 4 m. W of Hwy 89. Uncommon perennial along drainage in moist, densely shaded understory of Pinus contorta woods. Comment
  HSC37560  Agrostis stolonifera J. D. Ackerman, A. M. Montalvo 1975-7-17 562 Shasta Harrison Gulch Campground, Basin Gulch Recreation Area, off Hwy. 36 793 Comment
  UC1601399  Agrostis stolonifera W. L. Jepson 1895-1 Shasta Upton Plateau Comment
  UCD53617  Agrostis stolonifera A. A. Beetle 1941-6-30 2845 Shasta lassen National Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. Comment
  JEPS27978  Agrostis thurberiana George W. Gillett 1957-8-2 960 -a Shasta 0.25 mi below Summit Lake (and 100 yds s of Corral Meadows trail); Lassen Volcanic National Park 2026 Comment
  CAS-BOT-BC138488  Agrostis variabilis Lewis S. Rose 1945-9-4 45254 Shasta Kings Creek Falls. 2164 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
  UC1543792  Agrostis variabilis Harold and Virginia Bailey 1948-8-25 2972 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UCD53771  Agrostis variabilis A. A. Heller 1942-9-7 16534 Shasta Northern end of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  UC1056226  Aira caryophyllea Virginia E. Long 1933-6-5 220 a Shasta Anderson 131 Comment
  UCD111927  Allium Christopher Mallek 2008-1 AC1- 40 Shasta Ash Creek. 876 Comment
  UCD141779  Allium L. K. Mann 1955-6-4 s.n. Shasta 11.5 miles east of Ingot, on U.S. Highway 299. Comment
  SEINET3883730  Allium acuminatum D. W. McNeal 1980-6-6 2367 Shasta Beside Hwy. #89, 9.9 mi. NW of the jct. of Hwy. #299.; 0 Comment
  JEPS118138  Allium amplectens Dean Wm. Taylor with Glenn Clifton 1990-6-11 10853 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
  JEPS47571  Allium amplectens J. W. Blankinship 1911-4-21 5 Shasta Redding Comment
  RSA0088604  Allium amplectens Jim M. Andre, Tasha La Doux, Senna Andre, 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
  CAS-BOT-BC462365  Allium amplectens L. E. Smith 1913-4-26 129 Shasta Anderson Comment
  CAS-BOT-BC462367  Allium amplectens E. K. Balls; L. W. Lenz 1956-6-19 21832 Shasta 2 mi. S along road to Manton from turn-off Hwy. 44 at Shingletown; Foothill Wd. Plant Community 914 Comment
  CAS-BOT-BC462370  Allium amplectens Ellsworth Bethal 1923-6-12 1923 Shasta Montgomery Creek Comment
  CAS-BOT-BC462983  Allium bolanderi William A. Dayton 1913-6-15 263 Shasta Rail Creek about 1/2 mile from Greeg's; 1249 Comment
  UC57532  Allium campanulatum H. M. Hall and E. B. Babcock June, 1903 4145 Shasta South Fork Bear Creek Sierra Nevada Mountains, South Fork Bear Creek 1341 Comment
  SEINET3884269  Allium campanulatum P. Kenney, Conrad; Dunn 1973-6-4 401 Shasta Pollard Flat Campground in Klamath National Forest off I-5, 21.6 mi S of Dunsmuir.; 0 457 Comment
  JEPS101215  Allium cratericola Dean W. Taylor 1993-6-16 13681 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  HSC26583  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19217 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC132058  Allium peninsulare var. peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding 152 Comment
  SEINET10471998  Allium siskiyouense Mary Susan Taylor 1980-6-25 Taylor 2963 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
  UC1042331  Allophyllum gilioides subsp. gilioides John Thomas Howell 1954-4-26 29176 Shasta 5 mi. e. Buckthorn Summit 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
  CAS-BOT-BC171423  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-19 36114 Shasta Brokeoff Mt. Trail 2286 Comment
  CAS-BOT-BC171261  Alnus incana subsp. tenuifolia William A. Dayton 1913-6-13 216 Shasta Shasta Forest. Along slopes of mining ditch, E slope, opposite China Mt., E Fork of Scott River range 1524 Comment
  RSA113858  Alnus incana subsp. tenuifolia E. K. Balls 1956-3-31 21515 Shasta Botanic Garden, Prop. No. 7544, from seed coll. Sept. 15, 1951, by P.A. Munz, 2 mi. e. of Burney, Shasta Co. 915 Comment
  UC1731199  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
  UCD32750  Alopecurus aequalis Beecher Crampton 1954-7-9 2204 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 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
  CAS-BOT-BC136698  Amelanchier alnifolia var. pumila Ellsworth Bethel 1923-5-8 s.n. Shasta Big Bend, Henderson P.O. Comment
  CAS-BOT-BC136868  Amelanchier utahensis Doris K. Kildale; J. W. Gillespie 1929-6-22 8026 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  HSC46274  Amsinckia intermedia Christopher Knopp 1978-5-13 49 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC1184069  Anchusa officinalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6319 Shasta 2 3/4 mi. n.e. Balls Ferry (Balls Ferry is ca. 5.5 mi. e. of Cottonwood); Ash Creek canyon 143 Comment
  CHSC93009  Ancistrocarphus filagineus R. Fischer 2005-5-20 517 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected on roadbed at the junction of Fishhawk Trail and Spatter Cone Trail. 1048 Comment
  UCR243143  Andropogon virginicus Bernard Kruse 1987-9-23 s.n. Shasta Happy Valley 122 Comment
  SJSU550  Anemone drummondii var. drummondii G. Witherspoon 1940-6-29 2155 Shasta near Sulphur Works on Lassen Park Rd, Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC391875  Anemone grayi L. E. Smith 1915-4-1 s.n. Shasta Castella Comment
  UCD127208  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  HSC71956  Angelica tomentosa J. M. DiTomaso 1980-8-26 1922 Shasta Just S of Siskiyou Co. on I-5 between Soda Creek Rd. and Crag View Dr. 701 Comment
  UCD37460  Antennaria Beecher Crampton 1960-6-16 5660 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  SEINET10473430  Antennaria Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5486 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
  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
  UC891494  Antennaria argentea Alice Eastwood Jun 29 1912-Jul 11 1912 724 Shasta Goose Valley Comment
  UC220694  Antennaria argentea H. E. Brown May 15 1897-May 28 1897 297 Shasta near Pit River Ferry 213 Comment
  CAS-BOT-BC59213  Antennaria dimorpha Alice Eastwood; John Thomas Howell 1940-6-11 7951 Shasta Near McArthur Comment
  JEPS28777  Antennaria geyeri George W. Gillett 1957-8-15 1076 Shasta Crescent Crater; Lassen Volcanic National Park 2438 Comment
  HSC40165  Antennaria media Thomas W. Nelson, Jane P. Nelson 1976-8-1 3113 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  CAS-BOT-BC77287  Antennaria microphylla Mrs. R. M. Austin 1894-6-1 s.n. Shasta Near Willow Creek Comment
  UC1558195  Antennaria rosea Harold and Virginia Bailey 1948-8-27 2893 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CHSC92975  Anthriscus caucalis R. Fischer 2005-5-19 480 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At camp 8 just north of Horr Pond. 1011 Comment
  CHSC65836  Antirrhinum vexillo-calyculatum subsp. breweri L. P. Janeway 1995-7-8 4845 Shasta 0.4 mi straight west of the western end of Iron Canyon Reservoir. 853 Comment
  CAS-BOT-BC218518  Apiaceae Robin Schramm 1998-6-21 61 Shasta Redding, end of Salmon Creek Rd. Comment
  JEPS49802  Apocynum androsaemifolium Alma A. Weigart 1922-8-21 Shasta Whitmore Comment
  RSA114765  Aquilegia formosa A. C. Blyth 1950-7-16 s.n. Shasta Along foot trail from Hwy to Bumpass Hell, Lassen Volcanic National Park. Comment
  CDA12989  Arabidopsis thaliana G. F. Hrusa 1996-4-3 12891 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  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
  CDA13069  Arabis divaricarpa G. F. Hrusa, T. D. Wilfred 1996-6-1 12998 Shasta Lassen National Forest; NW side of Hwy 44 1 mi. SW of USFS N12 to Twin Bridges. Comment
  CDA13064  Arabis holboellii var. retrofracta G. F. Hrusa, T. D. Wilfred 1996-6-1 12992 Shasta Lassen National Forest; NW side of Hwy 44, 1 mi. SW of USFS N12 to Twin Bridges. Comment
  POM272622  Arabis platysperma var. howellii F. W. Peirson 1932-7-10 10153 Shasta 1000-Lake Basin (south of Burney). 1951 Comment
  HSC26159  Arabis sparsiflora D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19218 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  SEINET2471217  Arceuthobium campylopodum R. L. Mathiasen 2009-8-20 2009 -50 Shasta 0.9 km SE. of Old Station Junction on State Route 44 1310 Comment
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  JEPS121038  Arctostaphylos klamathensis Dean Wm. Taylor with Nick Kroencke 2012-8-21 21298 Shasta Trinity Mountains; Flume Creek watershed, canyon of Sacramento River, logging road 38N28 9.5 road miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) Comment
  CAS-BOT-BC38976  Arctostaphylos malloryi Walter Knight; Irja Knight 1987-10-1 6077 Shasta Iron Mt., via Tilden Botanic Garden in Berkeley Comment
  CAS-BOT-BC38977  Arctostaphylos malloryi Walter Knight; Irja Knight 1988-3-25 6478 Shasta Tilden Regional Park, Regional Parks Botanic Garden. Originally collected at Iron Mt. 914 Comment
  RSA96865  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1954-10-15 20309 Shasta Hwy 36, 0.8 mi. s.e. of Platina, between Fortuna and Red Bluff. Comment
  UC1182196  Arctostaphylos manzanita subsp. wieslanderi B. F. Schneider and J. I. Mallory 1959-11-6 2 Shasta Quad 33B-2 725 Comment
  POM213944  Arctostaphylos nevadensis H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. 2400 Comment
  RSA7412  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Shasta Mt. Lassen National Park. Comment
  UC501455  Arctostaphylos nevadensis Frank W. Peirson Jul 10 1932-Jul 16 1932 10191 Shasta s Burney; 1000-Lake Basin 1950 Comment
  UC876443  Arctostaphylos nevadensis C. Epling and Wm. Robison 1935-7-18 Shasta Helen Lake Lassen Peak Comment
  CAS-BOT-BC45471  Arctostaphylos nevadensis Ella Dales Cantelow 1939-6-10 2572 Shasta Near Geyser, Mt. Lassen National Park. Comment
  CAS-BOT-BC46529  Arctostaphylos patula Richard R. Halse 1988-2-21 3551 Shasta Along Interstate hwy. 5, near the Flume Creek Road Exit, 4.1 mi. s. of Castella. 540 Comment
  CAS-BOT-BC46539  Arctostaphylos patula Alice Eastwood 1912-6-29 855 Shasta Goose Valley. Comment
  CDA12911  Arctostaphylos patula G. F. Hrusa 1996-5-2 12854 Shasta Lassen National Forest; Manzanita Chute-Approx. 1/3 m. E of Hwy 44 on USFS Rd. 31NS17, and about 100 meters N of road. Comment
  HSC26526  Arctostaphylos patula J. P. Smith, J. O. Sawyer 1972-5-6 5238 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  HSC40193  Arctostaphylos patula Thomas W. Nelson, Jane P. Nelson 1976-8-1 3149 Shasta Along Hwy. 44, 2 mi. E of Shingletown Comment
  HSC93479  Arctostaphylos patula G. Fred Hrusa 1989-4-1 5903 Shasta Along Hwy. 36 very near Tehama/Shasta County line 900 Comment
  JEPS128434  Arctostaphylos patula Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -024 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  CAS-BOT-BC46542  Arctostaphylos patula L. S. Smith 1913-3-12 s.n. Shasta Mc. Cloud River. 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
  HSC27298  Arctostaphylos viscida J. P. Smith 1972-3-19 5079 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  UCD52571  Arctostaphylos viscida James I. Mallory 1969-12-25 364 Shasta 914 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
  RSA602932  Arctostaphylos viscida subsp. viscida L. C. Wheeler 1958-8-24 7424 Shasta Shasta Lake. Cove Creek near mouth. 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
  UC70394  Argemone rotundata Milo S. Baker 1898-7-11 391 Shasta Stage road near Hat Creek Comment
  CAS-BOT-BC137544  Aristida oligantha Jas. McMurphy 1914-6-16 s.n. Shasta Redding. Comment
  SEINET10512562  Aristida oligantha A. Arthur Heller 1916-6-25 Heller s.n. Shasta Blue oak elt 10 miles N of Redding in a field. Comment
  SEINET7595836 Image available Aristida oligantha L. R. Abrams 1934-1 13646 Shasta Grassy hills about 5 miles north of Red Bluff to Redding-Common Comment
  CAS-BOT-BC400471  Aristolochia californica James R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just south of Shasta-Trinity National Forest 548 Comment
  HSC65118  Aristolochia californica J. P. Smith 1972-3-19 5080 Shasta Along State Rte. 299 at Stillwater Creek Comment
  SEINET10729533  Aristolochia californica Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 848 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  UCD166591  Aristolochia californica Dylan O. Burge 2016-9-1 2134 Shasta Cedar Creek. 430 Comment
  SBBG21766  Arnica dealbata D. Myrick 1964-7-23 918 Shasta near Paradise Meadow, above Hat Crk 2133 Comment
  UCD129138  Arnica dealbata G. F. Hrusa; T. D. Wilfred 1996-6-11 13039 Shasta Lassen National Forest: USFS S16 aproximately 3.5 miles northwest of intersection with Highway 89-44, at intersection with USFS 32N16. 1615 Comment
  UC53877  Arnica discoidea H. M. Hall and E. B. Babcock 1903-6-1 4035 Shasta near Dunsmuir; Sierra Nevada Mountains 609 Comment
  SEINET10839150  Arnica discoidea var. alata Mary Susan Taylor 1980-6-10 Taylor 2801 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  CHSC45631  Arnica longifolia Vernon H. Oswald 1986-8-4 2268 Shasta Brokeoff Mt. Trail, Lassen Volcanic National Park. 2743 Comment
  UC134179  Arnica mollis Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak Lassens Peak 2743 Comment
Read comments
May 29 2007
  JEPS28779  Arnica nevadensis George W. Gillett 1957-8-17 1078 Shasta above Lake Helen; Lassen Volcanic National Park, Helen Mountain 2590 Comment
  UC1731459  Arnica nevadensis Dean W. Taylor 1993-6-15 13635 Shasta ridgetop 1 mi w of Yellowjacket Mountain (at Point 4881, Cascade Region); Cascade Region, Point 4881 Comment
  CAS-BOT-BC90466  Artemisia douglasiana John Thomas Howell 1960-8-21 36315 Shasta Lassen Loop east of Diamond Peak 2225 Comment
  CAS-BOT-BC90467  Artemisia douglasiana M. W. Gorman 1923-9-13 s.n. Shasta Government Island Comment
  CAS-BOT-BC97196  Artemisia tridentata subsp. tridentata W. M. Hiesey 1941-11-9 451 Shasta Along highway 89 near Bridges Creek. Along rocky banks of Lost Creek and Hat Creek going north. 1767 Comment
  CAS-BOT-BC97197  Artemisia tridentata subsp. tridentata W. M. Hiesey 1941-11-9 451 Shasta Along highway 89 near Bridges Creek. Along rocky banks of Lost Creek and Hat Creek going north. 1767 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
  JEPS96815  Asarum hartwegii Dean W. Taylor 1993-4-30 13392 Shasta ca. 2.7 road mi E of(ca. 2.5 mi SW of Castella Sims Flat; Sacramento River Canyon, Hazel Creek drainage, Hazel Creek; Sacramento River Canyon, Hazel Creek drainage; Hazel Creek ca. 2.7 road mi E of Sims Flat (ca. 2.5 mi SW of Castella) Comment
  HSC41144  Asarum hartwegii Thomas W. Nelson, Jane Nelson 1976-8-2 3097 Shasta Along Hwy. 44, 7.2 mi. E of Shingletown. Comment
  POM260030  Asarum hartwegii C. L. Hitchcock 1940-5-20 s.n. Shasta 25 miles east of Redding. Comment
  RSA239244  Asarum hartwegii Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42404 Shasta Shasta National Forest, Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park 762 Comment
  RSA27424  Asarum hartwegii C. L. Hitchcock 1940-5-20 6477 Shasta 25 miles east of Redding 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
  HSC65914  Asclepias cordifolia Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 82 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  SEINET10580436  Asclepias eriocarpa A. Arthur Heller 1905-5-26 Heller 8130 Shasta Near Redding Comment
  HSC71907  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-22 5822 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CHSC39817  Aspidotis densa Ruby Gist 1935-5-8 Shasta Shasta Springs. Comment
  UC62538  Aspidotis densa Baker and Nutting 1894-5-31 Shasta Cayton Valley Comment
  RSA768304  Aster subulatus var. ligulatus Justin M. Wood 2010-9-1 2508 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-BC177855  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 7936 Shasta Near McArthur Comment
  OBI49334  Astragalus curvicarpus var. curvicarpus Lewis S. Rose 1940-6-11 40498 Shasta McArthur 1036 Comment
  CAS-BOT-BC177856  Astragalus curvicarpus var. curvicarpus John Thomas Howell 1934-6-16 12226 Shasta Fall River Valley, 2 miles ne. of McArthur Comment
  CAS-BOT-BC177857  Astragalus curvicarpus var. curvicarpus Mrs. H. C. Cantelow 1940-5-31 s.n. Shasta East of McArthur Comment
  CHSC88752  Astragalus filipes R. Fischer; J. Marr 2004-5-27 267 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7. 1013 Comment
  UCD104774  Astragalus inversus W. R. Powell 1964-7-2 1005 Shasta 8 1/2 miles northeast of Burney. 890 Comment
  CAS-BOT-BC192955  Astragalus purshii var. purshii John Thomas Howell 1934-6-16 12227 Shasta Fall River Valley, 2 miles ne. of McArthur 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
  SEINET3132597  Astragalus stenophyllus L. S. Rose 1940-6-11 40500 Shasta McArthur 1036 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
  SJSU528  Balsamorhiza sagittata G. Witherspoon 1940-6-29 2156 Shasta near sulphur works, Lassen Volcanic National Park 2133 Comment
  HSC100175  Beckmannia syzigachne J. P. Smith 2011-8-7 13356 Shasta Along Archie Brown Road, W of Glenburn. 1009 Comment
  UCSB24421  Berberis aquifolium var. dictyota Hull, J. 1966-4-3 Shasta Antler's Road, 1 mile from intersection with U.S. 99, 24 miles north of juntion of U.S. 99 and Calif. 299 365 Comment
  SD104417  Berberis pumila Reid Moran 1978-6-25 26095 Shasta West of Little Roaring Creek 725 Comment
  CAS-BOT-BC75995  Berberis pumila John Thomas Howell 1927-4-7 2312 Shasta Potter Creek near the McCloud River. Comment
  CHSC93197  Blepharipappus scaber R. Fischer 2005-5-23 482 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. This mdw. area is near the old McArthur Swamp lands. 1013 Comment
  UC711962  Blepharipappus scaber Roxana S. Ferris and Laura Lorraine 1941-8-10 10487 Shasta on State Highway 89 (between Hat Creek Post Office and Shasta National Forest junction of U.S. 299) Comment
  UC726573  Blepharipappus scaber A. A. Heller 1941-6-24 16187 Shasta near junction with State Highway 89 U.S. Highway 299 (between Burney and Fall River Mills) Comment
  UCD129598  Blepharipappus scaber G. F. Hrusa 1991-6-25 8461 Shasta Approximately 3 miles west of Fall River Mills off Highway 299. 1100 Comment
  CHSC31146  Boechera breweri M. S. Taylor 1980-6-25 2967 Shasta Grizzly Peak and western ridge, ca. 5 mi due e of Lake McCloud. 1889 Comment
  CAS-BOT-BC14086  Boechera pauciflora A. A. Beetle; G. L. Stebbins 1942-5-29 3357 Shasta 12 miles east of Burney. Comment
  CAS-BOT-BC14087  Boechera pauciflora A. A. Beetle; G. L. Stebbins 1942-5-29 3357 Shasta 12 miles east of Burney. Comment
  UCD114462  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Lassen National Forest. 1386 Comment
  UCD114117  Boechera subpinnatifida Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  CAS-BOT-BC25902  Boechera suffrutescens A. H. Kramer 1930-9-21 27 Shasta Lassen National Park. Prospect Peak. Comment
  RSA31966  Boisduvalia macrantha A. A. Heller 1941-5-30 16158 Shasta Plateau 3 miles northeast of Redding Comment
  RSA41153  Boisduvalia stricta Robert F. Hoover 1936-5-22 1195 Shasta 3 miles east of Redding Comment
  CHSC55306  Briza minor L. P. Janeway 1991-6-15 4035 Shasta Along north side of Battle Creek; ca 1 1/4 mi east of the Sacramento River. Battle Creek Wildlife Area. 120 Comment
  UC585492  Briza minor Virginia E. Long 1933-6-2 216 a Shasta nw Anderson; Happy Valley 182 Comment
  RSA612051  Briza minor L. C. Wheeler 1935-3-31 3399 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 Comment
  UCD77175  Brodiaea californica Robert E. Preston 2002-6-22 1887 Shasta Ca. 0.5 mi S of Montgomery Creek, along Hwy 299. 663 Comment
  UCD139105  Brodiaea californica W. Robert Powell 1981-6-3 2800 Shasta 3.5 miles west of intersection of Clear Lake Road and Business Loop I-5, then 0.2 mile north of Clear Creek Road along Honey Bee Road. 170 Comment
  CAS-BOT-BC478955  Brodiaea californica subsp. californica H. D. Ripley; R. C. Barneby 1948-7-6 9678 Shasta Churn Creek, 5 mi. N. of Redding 152 Comment
  CAS-BOT-BC478956  Brodiaea californica subsp. californica A. A. Heller 1940-5-28 15694 Shasta Volcanic upland 4 miles west of Ingot. Comment
  CAS-BOT-BC478957  Brodiaea californica subsp. californica H. C. Cantelow 1940-5-30 s.n. Shasta 4.4 miles n.e. of Redding, Highway 292 Comment
  CAS-BOT-BC478962  Brodiaea californica subsp. californica H. D. Ripley; R. C. Barneby 1948-7-6 9661 Shasta Sacramento valley, 10 mi. S. of Castella 457 Comment
  JEPS5697  Brodiaea californica var. californica Lester Rowntree 1935-6-9 Shasta ne Cottonwood (on road to Viola) Comment
  RSA0094219  Brodiaea coronaria Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31406 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  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-BC457071  Brodiaea coronaria subsp. coronaria Alice Eastwood 1912-6-27 662 Shasta Mongomery Creek Comment
  UC843931  Brodiaea elegans subsp. elegans Alice Eastwood 1912-6-27 663 Shasta Montgomery Creek Comment
  UC1392859  Brodiaea minor R. F. Hoover 1968-5-28 11112 Shasta Redding Airport Comment
  UC843540  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 mi e Redding 152 Comment
  JEPS96988  Brodiaea pallida Dean W. Taylor 1999-10-1 Shasta Upper Sulphur Creek; Redding 213 Comment
Read comments
Jan 24 2011
  SEINET188346  Brodiaea purdyi C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding 152 Comment
  RSA27021  Brodiaea purdyi C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding. 152 Comment
  SEINET10872639  Bromus breviaristatus Billy Joe Cox 1971-6-10 Cox 3173 Shasta 15 mi s of weed on i-5. Comment
  CAS-BOT-BC148761  Bromus carinatus var. marginatus George W. Gillett 1957-7-12 736 Shasta Lassen Volcanic National Park. Southeast slope fo Crescent Crater. 2316 Comment
  HSC85705  Bromus diandrus J. P. Smith, J. O. Sawyer 1982-5-8 10365 Shasta 0.7 mi. N of French Gulch 640 Comment
  UC188959  Bromus diandrus Milo S. Baker Shasta Goose Valley Comment
  UC816289  Bromus diandrus L. E. Smith 1913-5-2 172 Shasta Cottonwood Comment
  SEINET10517938  Bromus diandrus Virginia E. Long 1931-5-11 Long 60 a Shasta Anderson. Covering vacant lot along with Bromus hordeaceus, Hordeum murinum, and Plantago major. 132 Comment
  UCD58835  Bromus hordeaceus A. A. Beetle 1942-5-21 3316 Shasta 5 miles south of Ingot Redding Experimental Plot. Comment
  SEINET3922437  Bromus hordeaceus Katie Grenier, Sam Woolley; Sandy Denning 1986-5-11 054 Shasta Hwy 36.; 0 Comment
  CAS-BOT-BC105064  Bromus inermis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 888 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  UC144812  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta near Redding Comment
  UCD58879  Bromus laevipes A. A. Beetle 1942-5-21 3351 Shasta Near Ingot. Oregon Oak Experimental Plot. Comment
  HSC48425  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer 1978-4-9 9722 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  SEINET10468953  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3506 Shasta 15 mi s of weed on i-5. Comment
  UC1131113  Bromus orcuttianus C. J. Kraebel 1934-5-6 25 Shasta North Fork of Squaw Creek, Kennett Area North Fork Squaw Creek 1219 Comment
  JEPS104214 Image available Bromus sterilis Lowell Ahart 2003-5-22 10189 Shasta South of a small wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC485748  Bromus suksdorfii H. F. Copeland 1932-8-15 Shasta Woods between Hat Lake and Summit Lake; Mount Lassen 1981 Comment
  UCR206299  Bromus suksdorfii George K. Helmkamp, E. A. Helmkamp 2009-6-13 15005 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  HSC101647  Bromus tectorum J. P. Smith 2010-6-25 12975 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1528 Comment
  CAS-BOT-BC161410  Bromus tectorum John Thomas Howell 1961-6-19 36519 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  HSC47732  Cacaliopsis nardosmia Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 3997 Shasta Along Forest Rd. to Beegum Gorge Comment
  CAS-BOT-BC185343  Calamagrostis canadensis Hans Leschke 1960-8-6 1721 Shasta Lassen Volcanic National Park. Near Echo Lake. 2057 Comment
  POM220629  Callitriche heterophylla L. C. Wheeler 1935-3-31 3392 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  POM220627  Callitriche marginata L. C. Wheeler 1935-3-31 3391 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  RSA611382  Callitriche palustris L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  RSA602824  Callitriche verna L. C. Wheeler 1958-8-24 7425 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  POM109562  Calochortus leichtlinii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  SEINET8349012  Calochortus longebarbatus Frank Callahan 1995-7-16 Shasta Shasta County, off Hwy 89. 1280 Comment
  JEPS77452  Calochortus longebarbatus var. longebarbatus T. P. Spira and R. Thode 1978-6-27 Shasta se edge Goose Valley; Shasta-Trinity National Forest, Goose Valley 1219 Comment
  CHSC2228  Calochortus nudus M. Underhill 1952-6-22 Shasta 1371 Comment
  JEPS107989  Calochortus superbus Pete Figura 2005-6-23 156 Shasta Along Windy Point Road, near its junction with Hwy 299. Approx. 0.6 mi S of town of Montgomery Creek. 666 Comment
  JEPS61747  Calochortus superbus Alice Mary King May 1921 Shasta Anderson Comment
  UC583544  Calochortus superbus Elmer I. Applegate 1929-6-23 5847 Shasta Round Mountain Comment
  SEINET3885457  Calochortus superbus D. W. McNeal 1980-6-6 2369 Shasta Beside Wilson Hill Rd. between Shingletown and Manton, 2.4 mi. s. of Hwy. #44 in Shingletown.; 0 Comment
  CHSC27529  Calochortus tolmiei Greg C. Halcomb 1978-4-15 19 Shasta Ca. 2 mi ssw on Lower Springs Road and ca. 3 mi w of redding. 259 Comment
  HSC62921  Calochortus tolmiei J. M. DiTomaso 1979-5-11 963 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  HSC85683  Calochortus tolmiei J. P. Smith, J. O. Sawyer 1982-5-8 10371 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  JEPS61738  Calochortus tolmiei J. W. Blankinship 1911-4-16 Shasta Olinda 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
  RSA17665  Caltha howellii Elmer I. Applegate 1929-6-20 5773 Shasta E base of Lassen Peak Comment
  SBBG16034  Caltha leptosepala D. Myrick 1961-6-24 357 Shasta just outside S boundary of park on Mt Lassen Natl Park loop rd 1828 Comment
  RSA255596  Calycadenia ciliosa Gerald D. Carr 1974-8-13 787 Shasta 2 miles west of Central Redding at city limits on Hwy 299 Comment
  JEPS119452  Calycadenia fremontii George K. Helmkamp 2009-6-13 15000 Shasta Southern Cascade Range Foothills: Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown. Comment
  JEPS89001  Calycadenia fremontii Julie Kierstead 1992-8-14 92047 Shasta at intersection of Gibson Rd. and Highland Lakes Rd.; Shasta-Trinity National Forests, Gibson 487 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
  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
  UC538055  Calycadenia fremontii P. Stockwell 1934-7-15 82 Shasta 1 mi s, 16 mi s of Pollack Mountain Gate Comment
  UC894271  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 mi n Redding Comment
  CAS-BOT-BC273347  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding Comment
  CAS-BOT-BC273351  Calycadenia fremontii H. M. Hall 1930-9-27 12905 Shasta 10.2 miles north of Redding Comment
  CAS-BOT-BC273383  Calycadenia fremontii Alice Eastwood 1912-7-25 1410 Shasta Pitt [Pit] Comment
  RSA789310  Calycadenia fremontii R. L. Carr 1981-6-18 2236 Shasta E of Anderson, 0.4 mi N of Black Butte (Wildcat) Rd on Hwy CR A17, 1.1 mi S of jct with Dersch Rd. 297 Comment
  RSA789803  Calycadenia fremontii R. L. Carr 1978-8-17 2132 Shasta 2.0 miles west of I-5 on Dog Creek Road, ca. 5 miles southwest of Lamoine. 427 Comment
  SEINET3863967  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Rd, 0.8 mi S of its jct with Hwy 44, just S of Bascom Rd (S of Millville). Also common along small waterway coming from E along pvt. Drive.; 0 192 Comment
  UC1876190  Calycadenia fremontii Gerald D. Carr 1971-8-19 647 Shasta 9.5 mi S of Redding on Hwy 99. 243 Comment
  UC1971745  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Road, 0.8 mi S of its jct with Hwy 44, just S of Bascom Road (S of Millville) Comment
  UC1971766  Calycadenia fremontii R. L. Carr 1993-6-14 2652 Shasta E of Anderson, CR A17, 0.6 mi S of Dersch Road Comment
  UCD129776  Calycadenia fremontii R. L. Carr 1981-5-23 2231 Shasta near (west) of Hwy 99, ca. 10 miles northwest of Chico and ca. 0.5 mile south of Broyles Road. 61 Comment
  UC894268  Calycadenia truncata Alice Eastwood 1912-7-25 1410 Shasta Pitt to Baird Pitt Comment
  UC1953737  Calycadenia truncata 1984-6-19 2021 Shasta S rim Bear Creek Canyon, ca. 10 mi E of Millville, ca. 1/2 mi N of Sheridan Creek, near stone fence. V. I. Vexnor Property, Rte 2, Box 790, Shingletown 90688 (=GDC 557) 465 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
  HSC84179  Calycanthus occidentalis J. P. Smith, Thomas W. Nelson 1982-5-15 10436 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  JEPS40316  Calycanthus occidentalis J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  UC9830  Calycanthus occidentalis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC90982  Calycanthus occidentalis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. 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
  SEINET2441577  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2009-6-11 14970 Shasta Southern Cascade Range: Long Hay Flat Road, .1 mile south of CA-44, junction is 8.6 miles east of Shingletown (Viola 7.5' Q.).; 0 1276 Comment
  SD46526  Calyptridium monospermum E. K. Balls, L. W. Lenz 1956-6-19 21823 Shasta 2.9 miles southeast from Hat Creek Ranger Station along State Highway 89. 1035 Comment
  HSC104390  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Joe Molter 2004-6-21 9260 Shasta Branch road off Pit 6 Rd. near power line, ~1 mi. W of junction with Cover Rd. 610 Comment
  SACT000004  Calystegia occidentalis subsp. occidentalis Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  OBI71821  Calystegia occidentalis subsp. occidentalis David J. Keil 2004-7-10 30318 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  CHSC14108  Camissonia contorta L. V. Ritter 1969-4-19 200 Shasta E side of Forward Rd., 8 mi. ne of Manton. 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
  UC932075  Campanula prenanthoides Verne Grant, Alva Grant 1947-7-13 8029 Shasta about 2.9 mi e of Hatchet Creek (on Hatchet Mountain); Hatchet Mountain Comment
  JEPS79374  Campanula scabrella L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5146 Shasta n of Emerald Lake (about 100 mi e of summit of Ski Heil Peak); Lassen Volcanic National Park, Ski Heil Peak 2651 Comment
  JEPS79440  Campanula scabrella Philip Dixon 1977-7-26 93 Shasta n of Emerald Lake (Ski Heil Peak); Lassen Volcanic National Park 2438 Comment
  UC1540116  Campanula scabrella Dean W. Taylor and Ingrid Olmsted 1974-7-31 4897 Shasta vicinity of Magee Peak (near snowbanks below point 8446); Lassen National Forest, Thousand Lakes Wilderness 2552 Comment
  SEINET10463378  Campanula scabrella Olmsted 1974-8-16 OLMSTED 265 Shasta E. OF MAGEE PEAK ON RIDGE ON VOLCANICS 2499 Comment
  SEINET10972071  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta SKI HEIL PEAK NEAR EAGLE PEAK PEBBLY VOLCANIC SOIL 2713 Comment
  CHSC488  Capsella bursa-pastoris M. Underhill 1953-4-12 Shasta 76 Comment
  CAS-BOT-BC37044  Capsella bursa-pastoris Ira L. Wiggins 1922-8-27 922 Shasta McCloud. Willow Creek Ranch. 457 Comment
  RSA592546  Cardamine californica var. integrifolia S. O. Mattoon 1978-4-9 25 Shasta Gilman Road; vicinity of Salt Creek; 1 mile of Hwy I-5. Comment
  CHSC33008  Cardamine oligosperma Richard K. McGaugh 1979-4-14 20 Shasta On edge of meadow, at base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 285 m. s. of Castle Creek, near Castella. Comment
  JEPS53304  Cardamine oligosperma Milo S. Baker 1898-7-11 394 Shasta Burney Falls Comment
  CDA21169  Carduus pycnocephalus K. Martyn 2007-4-1 PDR 1361253 Shasta Cascade Range; Along Sacramento River in the Yana Trail area. 0 Comment
  RSA550451  Carex abrupta R. Tallent 1987-8-17 945 Shasta Lassen National Park: Kings Creek Meadows. 2300 Comment
  JEPS109536  Carex angustata Dean W. Taylor 1987-6-2 8979 Shasta Atkins Meadow, 3 miles E of Hwy 89 at junction Medicine Lake Rd 1325 Comment
  CHSC111067  Carex angustata Barbara L. Wilson; Peter Zika 2011-7-8 16820 Shasta Highway 89 a little south of Ponderosa Way; UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. 1256 Comment
  RSA81928  Carex aquatilis Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC18032  Carex athrostachya John Thomas Howell 1934-7-4 12419 Shasta 3 miels southwest of Fall River Mills. 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
  SEINET10876589  Carex brainerdii Peter F. Zika 2010-6-23 Zika 24989 Shasta About 3.5 air miles E of siskiyou Lake, Cascade Range Highlands (CaRH). 1275 Comment
  UCD140195  Carex brainerdii G. F. Hrusa; T. D. Wilfred 1996-6-11 13004 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  CHSC60430  Carex breweri Mary Ann Showers 1992-6-28 2678 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  JEPS63542  Carex breweri W. L. Jepson 1929-9-29 15324 Shasta Lassen Peak, NW slope, in Pinus albicaulis belt, lower edge 2651 Comment
  UC823365  Carex breweri E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain Lassen Volcanic National Park 2743 Comment
  UCD140401  Carex breweri D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 3050 Comment
  SEINET10648317  Carex breweri William H. Brewer 1863-9-26 Brewer 2176 Shasta Lassen'o Peak. 3200 Comment
  JEPS96848  Carex cusickii Dean W. Taylor 1999-8-13 17330 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  HSC48647  Carex densa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19087 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  SEINET7484449 Image available Carex divulsa Peter F. Zika, Julie Nelson 2010-1 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley 195 Comment
  CHSC106451  Carex divulsa subsp. divulsa Peter F. Zika; Julie Nelson 2010-5-15 24812 Shasta Sacramento Valley (ScV). Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, naturalized and common in swales, irrigated pasture, and edge of oak-pine woods. 195 Comment
  UCD140248  Carex divulsa subsp. divulsa Peter F. Zika; Julie Nelson 2010-5-15 s.n. Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley. 195 Comment
  UCR228225  Carex divulsa subsp. divulsa Peter F. Zika, Julie Nelson 2010-5-15 24812 Shasta Sacramento Valley, Route 299 just west of Jim Harvey Road, between Redding and Bella Vista 195 Comment
  HSC48224  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19148 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC710959  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta on Hat Creek ca. 20 mi w Fall River Mills; Hat Creek Comment
  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
  CHSC111062  Carex feta Barbara L. Wilson; Peter Zika 2011-8-7 16818 b Shasta Highway 89 a little south of Ponderosa Way; UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. 1256 Comment
  CAS-BOT-BC20741  Carex fracta Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake. 1965 Comment
  POM290236  Carex fracta Lyman Benson 1930-7-18 2226 Shasta Hatchet Creek, E of Round Mountain. 1220 Comment
  UC1149890  Carex heteroneura Harold and Virginia Bailey 1948-8-25 2989 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC20970  Carex heteroneura George Wilson Gillett 1957-8-2 961 Shasta Lassen Volcanic National Park. .25 mile below Summit Lake and 100 yards south of Corral Meadows Trail. 2026 Comment
  JEPS63577  Carex hoodii W. L. Jepson 1927-6-22 12299 Shasta ridge n Hot Springs Valley 1828 Comment
  CAS-BOT-BC28059  Carex illota Hans Leschke 1958-8-16 1559 Shasta Grassy Swales 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
  JEPS104434  Carex inops subsp. inops Martin J. Lenz 2003-6-17 23 Shasta 1143 Comment
  CAS-BOT-BC7748  Carex integra Hans Leschke 1954-7-5 s.n. Shasta Hat Lake. 1965 Comment
  SEINET7562441 Image available Carex integra David Castaner 1971-8-17 1893 Shasta Lasse Volcanic National Park (permit), Hat Creek Trail. Comment
  SEINET10710012  Carex jonesii David Castaner 1971-8-17 Castaner 1910 Shasta Lassen Volcanic National Park; Paradise Meadow; moist area; 1829 Comment
  HSC96003  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2486 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  JEPS109962  Carex lasiocarpa Dean W. Taylor 2007-5-18 20117 Shasta Kosk Creek, unnamed pond in unnamed tributary (vicinity of Lofton placename on USGS map) 603 Comment
  SEINET10850963  Carex lenticularis David Castaner 1971-8-17 Castaner 1939 Shasta Lassen Volcanic National Park; Dersh Meadow. A muddy wet area. 1981 Comment
  CAS-BOT-BC28462  Carex lenticularis var. lipocarpa Harold Bailey; Virginia Bailey 1948-8-25 3041 Shasta Summit Lake 2040 Comment
  RSA88674  Carex lenticularis var. lipocarpa F. W. Peirson 1932-7-12 10118 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  UC727023  Carex luzulifolia A. A. Heller 1941-8-11 1629 Shasta East King Creek Meadow toward Summit Lake; East King Creek Meadow Comment
  RSA88727  Carex luzulina var. ablata F. W. Peirson 1932-7-13 10114 Shasta In the Big Meadow, thousand-Lake Basin 1951 Comment
  SEINET10711244  Carex mariposana David Castaner 1971-8-17 Castaner 1904 Shasta Lassen Volcanic National Park; in spray zone of rushing brook; moist. 2042 Comment
  JEPS25403  Carex multicaulis Rimo Bacigalupi with G. T. Robbins 1959-4-21 7018 Shasta 1.7 mi s Shingletown (along road from Manton to Shingletown); drainage of Brush Creek 1011 Comment
  SEINET10338260  Carex multicostata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-1 2168 Shasta Shasta-Tehama [County line] 1.2 mi N of South entrance to Lassen Volcanic National Park, Rte 89 Comment
  CAS-BOT-BC119893  Carex nebrascensis John Thomas Howell 1934-7-11 12566 Shasta Fall River Mills Comment
  CHSC70178  Carex nudata B. Ellyson; J. Hooke, D. Newman 1996-4-21 31 Shasta Turnoff for Whiskey Creek Picnic area off Hwy.36. Comment
  JEPS88991  Carex nudata Julie Kierstead 1992-5-1 92007 Shasta North Fork of Little Backbone Creek 1/4 mi w Golinsky Mine; Shasta-Trinity National Forests, Shasta Lake Ranger District 533 Comment
  RSA769166  Carex nudata P. F. Zika 2010-6-22 24983 Shasta Kimberley Road at Locus Road, near Anderson, Inner North Coast Ranges 130 Comment
  CAS-BOT-BC119195  Carex pachystachya Hans Leschke 1954-9-24 s.n. Shasta Lower Kings Creek Meadow. 2200 Comment
  CAS-BOT-BC119197  Carex pachystachya Hans Leschke 1959-8-6 1602 Shasta Hat Lake. 1965 Comment
  UCD140722  Carex pellita Scott McArthur 1924-7-1 s.n. Shasta Tule River field. Comment
  HSC95819  Carex praegracilis Juha Pykala, D. H. Norris 1987-7-8 2489 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  UC726071  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta between the Devasted Area and Summit Lake (nearer Summit Lake); Lassen Volcanic Nat'l Park Comment
  CAS-BOT-BC118152  Carex rossii John Thomas Howell 1961-6-20 36554 Shasta Dersch Meadows 1981 Comment
  HSC48640  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19113 Shasta Along Hwy. 44 about 10 mi. E of Shingletown 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
  RSA88779  Carex scopulorum var. bracteosa F. W. Peirson 1932-7-15 10115 Shasta Wet margin of upper lake at east foot of Magee, Thousand-Lake Basin. 2195 Comment
  CAS-BOT-BC117753  Carex simulata Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley. Comment
  SEINET7575736 Image available Carex spectabilis Ray Tallent 1987-8-17 946 Shasta Lassen National Park, Kings Creek Meadows. 2299 Comment
  UC992  Carex spectabilis W. H. Brewer 1863-9-28 2186 Shasta Lassen's Peak 2743 Comment
  CAS-BOT-BC115883  Carex subfusca Harold Bailey; Virginia Bailey 1948-8-27 2934 Shasta Upper Kings Creek Meadow 2225 Comment
  UC2015851  Carex utriculata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4339 Shasta Lassen Volcanic National Park. Manzanita Lake, near Lassen North Entrance Station. Comment
  UCD67853  Carex utriculata D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Perennial plant communities in permanent ponds and wet places at Summit Lake North. 2070 Comment
  JEPS28395  Carex vernacula George W. Gillett 1957-8-17 1083 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  CAS-BOT-BC158131  Carex vulpinoidea Peter F. Zika 2011-7-4 25516 Shasta SW corner of junction of Balls Ferry Road and Deschutes Road, Interior North Coast Ranges, (NCoRI) 120 Comment
  CAS-BOT-BC279921  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road, Interior North Coast Ranges, (NCoRI) 135 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
  CHSC109956  Carex vulpinoidea Peter F. Zika 2012-5-18 25882 Shasta Corner of Balls Ferry Road and Kimberly Road, near Anderson, Inner North Coast Ranges. 125 Comment
  CHSC88745  Castilleja angustifolia R. Fischer; J. Marr 2004-5-25 260 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. 1021 Comment
  UCD68094  Castilleja applegatei Kathleen A. Robson 1981-4-19 11 Shasta From Redding, West on Placer Road 11 miles to Igo, then North on Zogg Mine Road, 3 miles to roadcut parallel to Andreus Creek. 396 Comment
  HSC46287  Castilleja applegatei subsp. martinii Diane L. Reed 1978-5-13 94 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC72329  Castilleja applegatei subsp. martinii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9608 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  RSA46756  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-8-22 1784 Shasta Trail from Morgans Springs to Sulphur Works. Lassen Butte Region [Actually Shasta-Tehama Region] Comment
  UC1389208  Castilleja applegatei subsp. pinetorum Noel H. Holmgren and James L. Reveal 1966-7-18 2901 Shasta 1 mi s Calif. Hwy. 89 junction with Calif. Hwy. 299 Comment
  CAS-BOT-BC243723  Castilleja applegatei var. pinetorum Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC243715  Castilleja applegatei var. pinetorum Hans Leschke 1958-8-16 1536 Shasta Trail Twin Lakes, Lassen Volcanic National Park 2026 Comment
  CAS-BOT-BC243716  Castilleja applegatei var. pinetorum A. H. Kramer 1932-1-1 s.n. Shasta Near Prospect Pk., Lassen Volcanic National Park Comment
  CAS-BOT-BC243717  Castilleja applegatei var. pinetorum Mrs. H. C. Cantelow 1940-5-31 s.n. Shasta 5 mi. N.E. of Days Old Station Comment
  JEPS58897  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UC1543816  Castilleja arachnoidea Harold and Virginia Bailey 1948-8-27 2939 a Shasta Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  UC1012188  Castilleja attenuata Francis W. Pennell 1940-6-6 25698 Shasta 1-2 mi n Bella Vista (Route 299) 243 Comment
  JEPS80673  Castilleja lacera L. R. Heckard and T. I. Chuang 1981-6-10 5525 Shasta 1.5 mi w Fall River (in Fall River Mills) (along Route 299) 1066 Comment
  JEPS6830  Castilleja lemmonii Geo. W. Gillett 1953-7-21 289 Shasta between campground and picnic ground Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  UC1036158  Castilleja miniata George W. Gillett 1953-7-23 292 Shasta vicinity Hat Lake (trail above lake); Lassen Volcanic National Park 1950 Comment
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  CAS-BOT-BC49028  Ceanothus cuneatus Joseph J. Waner 1968-9-24 368 Shasta .5 m. e. of 299 int. with 89 near Burney Falls Comment
  JEPS128825  Ceanothus cuneatus Julie Kierstead Nelson with Martin Lenz 2017-5-5 2015 -004 Shasta Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21. Comment
  UCD123998  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-5-14 1166 c Shasta Cayton Valley, roadside on SR 89, immediately north of intersection with Cayton Valley Road, parking 2.6 road miles (4.2 km) north of SR 89 bridge over Lake Britton, 19.0 km 6 deg. (True) NNE of Burney. 960 Comment
  CAS-BOT-BC63634  Ceanothus integerrimus Lewis S. Rose 1934-4-21 34239 Shasta Delta. 396 Comment
  CAS-BOT-BC63643  Ceanothus integerrimus Lester Rowntree 1937-7-14 s.n. Shasta Between Redding & French Gulch. Comment
  HSC99943  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-6-16 13229 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  UC18246  Ceanothus integerrimus M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Mts. Comment
  UC484188  Ceanothus integerrimus B. D. Stark 1929-7-25 597 Shasta 5 mi n Baird 152 Comment
  UCD111993  Ceanothus integerrimus Ray Prag 1970-7-2 s.n. Shasta Near Turntable Bay exit from Interstate Highway 5, at Shasta Lake. 304 Comment
  RSA400255  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1960-6-16 8502 Shasta Near Burney Comment
  CAS-BOT-BC51061  Ceanothus integerrimus var. macrothyrsus Chas. J. Kraebel 1933-9-24 s.n. Shasta Creek bed, Kennett, near Shasta Hotel Comment
  CAS-BOT-BC51076  Ceanothus integerrimus var. macrothyrsus Chas. J. Kraebel 1933-9-24 s.n. Shasta Creek bed near Shasta Hotel, Kennett Comment
  CAS-BOT-BC51077  Ceanothus integerrimus var. macrothyrsus D. M. Ilch; Rene Bollaert 1935-9-11 s.n. Shasta Near Squaw Creek, Kennett area Comment
  CAS-BOT-BC50624  Ceanothus lemmonii Alice Eastwood 1912-7-26 1467 Shasta Kennett Comment
  CAS-BOT-BC64972  Ceanothus lemmonii D. H. Wilken; E. L. Painter 2007-6-3 16737 Shasta Unnamed rd along ridge, Shasta-Trinity Co. line, near head of Waters Gulch, ca 2 linear km from Buckhorn Summit 1045 Comment
  HSC47728  Ceanothus lemmonii Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4001 Shasta Along forest rd. to Beegum Gorge at Zachary Gulch Comment
  HSC100278  Ceanothus pinetorum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13384 Shasta Along East County Line Road 1151 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
  RSA60326  Ceanothus prostratus G. R. Campbell 1948-6-17 631 Shasta Mid way between Dana and Pondosa Comment
  UC1071275  Ceanothus prostratus P. L. Johannsen 1932-6-6 110 Shasta Bullskin Ridge Redding Quad. 640 Comment
  UCR206006  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14939 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
  LA45113  Ceanothus velutinus Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  UC870686  Ceanothus velutinus Jeanne and Carl Janish 1938-9-4 Shasta above Upper Twin Lake; Lassen National Park, above Upper Twin Lake 2042 Comment
  SBBG4228  Ceanothus vestitus M. Van Rensselaer 1941-4-12 1665 Shasta Hwy 299, about 0.25 mi E of jct with Hwy 89 Comment
  HSC94086  Centaurea jacea Butch Kreps, Don McBroome 1992-7-24 Shasta Willow Creek Ranch, McCloud Comment
  CHSC84047  Centaurea melitensis Lowell Ahart; John Dittes 2003-5-22 10201 Shasta On the side of a water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS44150  Centaurea solstitialis J. W. Blankinship 1909-9-14 Shasta Redding Comment
  UCR255889  Centaurea virgata subsp. squarrosa Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  CDA36719  Centaurea virgata var. squarrosa C. Pirosko 2002-1 s.n. Shasta Highway 89. 0 Comment
  UC878489  Centaurium exaltatum Alice Eastwood Jun 29 1912-Jul 11 1912 956 Shasta Goose Valley Comment
  JEPS46371  Centaurium venustum J. W. Blankinship 1911-6-5 Shasta Olinda Comment
  UC903050  Centaurium venustum Ethel Crum 1930-6-27 801 Shasta w of Redding 182 Comment
  CAS-BOT-BC288790  Centromadia fitchii Geo. B. Grant 1902-9-1 s.n. Shasta Redding Comment
  CAS-BOT-BC288782  Centromadia fitchii Palmer Stockwell 1934-7-15 81 Shasta 1 mile S of Mt Gate, 16 miles S of Pollack Comment
  CAS-BOT-BC288788  Centromadia fitchii A. A. Heller 1914-8-30 11750 Shasta 8 miles N of Redding Comment
  HSC98034  Centromadia fitchii Thomas W. Nelson 2005-5-22 9311 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  CAS-BOT-BC222966  Cephalanthus occidentalis Carl B. Wolf 1930-10-14 1742 Shasta 5 miles east of Redding on road to Burney 152 Comment
  CAS-BOT-BC222967  Cephalanthus occidentalis Carl B. Wolf 1937-8-8 9076 Shasta Head of Sacramento Valley, 6 mi. N. Redding 243 Comment
  CAS-BOT-BC222970  Cephalanthus occidentalis L. E. Smith 1913-1-1 s.n. Shasta Unspecified Comment
  CAS-BOT-BC222976  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Between Old Shasta & Redding Comment
  CDA42146  Cephalanthus occidentalis T. C. Fuller 1958-7-8 s.n. Shasta Highway #299, 4 miles west of Bella Vista. 0 Comment
  RSA93396  Cephalanthus occidentalis F. W. Peirson 1923-7-20 3859 Shasta 10 miles S of Redding. Comment
  UC61659  Cephalanthus occidentalis var. californicus Geo. B. Grant Sep 1902 5283 Shasta Redding 0 Comment
  CHSC84070  Cerastium glomeratum Lowell Ahart; John Dittes 2003-5-22 10210 Shasta West side of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CHSC89695  Cerastium glomeratum R. Fischer; J. Marr 2004-5-26 404 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along N shore of Big Lake. 1008 Comment
  UCD137758  Ceratophyllum demersum P. B. Kennedy 1927-6-13 5 Shasta Pit River. Comment
  SEINET7347818  Cercis canadensis R. R. Halse 2007-3-22 7101 Shasta Along Gibson Road (Exit 714 off of Interstate Hwy.5) ca. .7 miles from I-5 above the Sacramento River. 417 Comment
  CAS-BOT-BC207601  Cercis occidentalis Elmer I. Applegate 1929-6-23 5827 Shasta Hat Creek Valley, upper Pitt River region Comment
  HSC99942  Cercis occidentalis J. P. Smith, & J. O. Sawyer 2011-6-16 13228 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  RSA244989  Cercis occidentalis K. P. St. John 1965-5-6 33 Shasta 1 mile west of Fall River Mills on Highway 299. Comment
  CAS-BOT-BC135441  Cercocarpus betuloides var. betuloides Alice Eastwood 1912-6-29 810 Shasta Goose Valley Comment
  CHSC88342  Cercocarpus betuloides var. betuloides R. Fischer; J. Marr 2004-5-24 225 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  SD46766  Chaenactis douglasii E. K. Balls, L. W. Lenz 1956-6-19 2185 Shasta 2.7 miles north of Subway Cave along Hat Creek; State Highway 89, McCloud to Mt Lassen. 1340 Comment
  SEINET10474159  Chaenactis douglasii Mary Susan Taylor 1980-6-25 Taylor 2970 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
  UC1036182  Chaenactis douglasii var. douglasii George W. Gillett 1952-9-1 249 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  CAS-BOT-BC276738  Chaenactis douglasii var. douglasii John Thomas Howell 1961-6-20 36550 Shasta Anklin Meadows 1874 Comment
  UC31014  Chaenactis glabriuscula var. heterocarpha M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  OBI48626  Chaenactis glabriuscula var. heterocarpha Lewis S. Rose 1940-6-11 40501 Shasta McArthur 1036 Comment
  CAS-BOT-BC277653  Chaenactis glabriuscula var. megacephala Alice Eastwood 1912-7-13 1052 Shasta Near Carlson Comment
  JEPS3726  Chaenactis nevadensis George Gillett 1952-8-18 206 Shasta at hill n of Hat Lake (300 yards above Highway 89); Lassen Volcanic National Park Comment
  UC90187  Chaenactis nevadensis R. M. Austin 1896-7-1 501 Shasta Lassen Peak Comment
  UCD67766  Chaenactis nevadensis Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in rocky and dry slopes at Lassen Peak. 3020 Comment
  CAS-BOT-BC141678  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta Four miles west of Burney along U.S. 299 1066 Comment
  CDA13506  Chamaebatiaria millefolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13331 Shasta Lassen National Forest; Along Hwy 89 about 2 miles N. of intersection with USFS S16. Comment
  CHSC85726  Chamaebatiaria millefolium G. F. Hrusa; T. D. Wilfred 1996-7-22 13331 Shasta Lassen National Forest. Along Hwy 89. About 2 miles N. of intersection with USFS S16. 1550 Comment
  RSA201303  Chamaebatiaria millefolium J. T. Howell 1960-8-22 36369 Shasta Lava flow just E f Chaos Jumbles 1829 Comment
  UCD112956  Chamaebatiaria millefolium Elisabeth M. Schade 1989-9-16 s.n. Shasta Highway 44 between northern entrance to Lassen Park and Old Station (ca. 14 miles); at roadside, 1.8 miles south of 'Vista Point Penny Pines'. Comment
  CAS-BOT-BC80489  Chamaecyparis lawsoniana Laura M. Lathrop 1903-7-27 s.n. Shasta Shasta Retreat 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
  SEINET10966014  Chamaecyparis lawsoniana William H. Brewer Brewer 1361 (2) Shasta Near Mt. Shasta - rocky [s ] by stream. Comment
  JEPS101213  Chamaesaracha nana Dean W. Taylor 1974-6-13 3690 Shasta 10 miles East of McCloud on Highway 89 1127 Comment
  HSC101892  Cheilanthes cooperae Dana York 2013-4-10 3152 Shasta Shata-Trinity National Forest, North Gray Rocks, just above Shasta Caverns above Lake Shasta. 390 Comment
  CHSC27874  Cheilanthes gracillima Robin Ondricek 1978-3-19 1 and 6 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 609 Comment
  SEINET174990 Image available Cheilanthes viscida Marcus E. Jones 1897-7-8 Shasta Lassen's Peak. 1829 Comment
  RSA718035  Chenopodium berlandieri R. Fischer 2005-7-18 706 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Plants were growing near the western entrance to park, along main park road. Comment
  UC1736015  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  JEPS109172  Choisya ternata D. W. Taylor 2007-5-18 20124 Shasta Kosk Creek, vicinity of Lofton. Comment
  CDA33580  Chondrilla juncea Robin Breckenridge & Katie Filippini 2009-3-11 PDR# 1313580 Shasta Lamoine; Interstate 5 south, mile marker 706. 0 Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  SEINET7073002  Chorizanthe polygonoides 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
  CAS-BOT-BC247546  Chorizanthe stellulata Mrs. H. C. Cantelow 1940-5-30 3462 Shasta 4 mi. E. of Redding, Hy. 299 Comment
  CAS-BOT-BC247547  Chorizanthe stellulata H. D. Ripley; R. C. Barneby 1948-7-6 9679 Shasta Churn Creek, 5 mi. N. of Redding 152 Comment
  CAS-BOT-BC36233  Chrysolepis sempervirens M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt. Lassen 2286 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
  RSA122997  Chrysolepis sempervirens H. A. Jensen 1933-8-2 338 Shasta Head of south Soda Creek. 1402 Comment
  SEINET10478003  Chrysolepis sempervirens Mary Susan Taylor 1975-7-16 Taylor 842 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2134 Comment
  UC1037271  Chrysothamnus humilis Leo Whitney 1934-7-12 1767 Shasta 13 mi n of Lassen Peak Lassen National Forest (s side of Logan Mountain); Logan Mountain 1981 Comment
  RSA201258  Chrysothamnus parryi subsp. latior J. T. Howell 1960-8-22 36414 Shasta 1/2 mile W of park line on road Viola. Comment
  UC1583968  Chrysothamnus viscidiflorus subsp. lanceolatus G. Schoolcraft 1990-8-14 2126 Shasta s of Fall River Mills (s end of Hogback Ridge); Hogback Ridge 1097 Comment
  CHSC84114  Cicendia quadrangularis Lowell Ahart; John Dittes 2003-5-12 10156 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  OBI77297  Cirsium cymosum var. cymosum Anthony Baniaga 2011-6-18 372 Shasta Lassen NF. Along 6R201, W of Bidwell Pond. Murken Bench quad T34N R4E sec 1 SW of Sw 1022 Comment
  OBI81544  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-6-17 48 Shasta Hwy 299, 10 miles south of intersection with Hwy 89 across from Vista Point Comment
  CHSC71681  Cirsium occidentale var. candidissimum Vernon H. Oswald 1998-8-30 9560 Shasta East side of the southwestern (largest) cinder pit in the cluster on Fall River Mills-Cassell Rd. 1158 Comment
  OBI55404  Cirsium occidentale var. candidissimum David J. Keil, Kathleen Keil 1992-7-24 23587 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  UCD130573  Cirsium occidentale var. candidissimum Dan Markham 1994-7-11 s.n. Shasta near MacArthur. Comment
  CAS-BOT-BC292712  Cirsium scariosum John Thomas Howell 1960-8-21 36317 Shasta Lassen Loop east of Diamond Peak, Lassen Volcanic National Park 2225 Comment
  CDA13530  Cirsium scariosum var. americanum G. F. Hrusa, T. D. Wilfred 1996-7-22 13357 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UCD130689  Cirsium scariosum var. americanum John Thomas Howell 1960-8-19 36185 Shasta Lassen Volcanic National Park; Brokeoff Mountain. 2743 Comment
  CAS-BOT-BC228723  Cistanthe umbellata Margaret M. Hanna 1956-6-3 s.n. Shasta Hiway 299 51.5 mi. E. of Redding Comment
  CHSC68370  Clarkia borealis L. P. Janeway 1995-7-3 4833 Shasta Along ridgetop ca 3.7 mi straight mi north of Bluejay Mountain; along Road 35N46 9.5 mi north of Fenders Ferry Road (Road 27). Road-edge-cutbank. 758 Comment
  LA97375  Clarkia borealis subsp. arida Ernie Small; 1967-7-21 206 Shasta State Hwy 44 E of Redding, 1.2 mi E of intersection with county rd A17, 7.7 mi W of Shingletown 518 Comment
  JEPS120244  Clarkia borealis subsp. borealis Julie Kierstead Nelson with Talitha Derksen 2011-7-7 2011 -34 Shasta West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam Comment
  CHSC35141  Clarkia gracilis subsp. gracilis R. Schlising 1979-6-6 3442 Shasta 2.5 miles S of Shingletown, along Wilson Hill Road to Manton; at roadside. Comment
  JEPS82359  Clarkia gracilis subsp. gracilis L. R. Heckard with R. Bacigalupi and J. Hickman 1982-5-10 5840 a Shasta e of Redding (s of North Valley Baptist Church, Enterprise); Enterprise Comment
  CAS-BOT-BC162508  Clarkia gracilis subsp. gracilis D. E. Breedlove 1962-6-11 3392 A Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  UC930756  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta about 25 mi e Redding Comment
  CAS-BOT-BC163171  Clarkia lassenensis Ellsworth Bethel 1923-5-23 s.n. Shasta Cayton Comment
  CHSC90291  Clarkia lassenensis L. P. Janeway 1995-6-9 4778 Shasta High Cascade Range. Along Hwy 299 about 6.8 mi northeast of Ingot and 3.7 mi southwest of Round Mountain. 469 Comment
  CDA38045  Clarkia lassenensis T. C. Fuller 1962-5-17 8731 Shasta East of Highway 99, 0.7 mile south of O Brien, Shasta Lake Region. 0 Comment
  CAS-BOT-BC163449  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1912-6-27 664 Shasta Montgomery Creek Comment
  CHSC99266  Clarkia rhomboidea Lowell Ahart; John Dittes 2008-6-19 14838 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CAS-BOT-BC451750  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  JEPS43221  Claytonia lanceolata W. L. Jepson 1910-6-8 4089 Shasta Lassen Peak 1981 Comment
  JEPS43346  Claytonia lanceolata W. L. Jepson 1927-6-22 12285 Shasta ridge n Lassen Peak (Hot Springs Valley); Hot Springs Valley 1828 Comment
  CHSC9334  Claytonia parviflora subsp. parviflora G. Strausbaugh 1970-4-18 30 Shasta Ca. .5 mi nw past Whiskeytown Dam between Kennedy Memorial Hwy. and the lake and 20 ft. above water. 376 Comment
  UCD100702  Claytonia parviflora subsp. parviflora G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7790 Shasta along slopes above Salt Creek. 381 Comment
  CHSC1378  Claytonia perfoliata subsp. perfoliata M. Underhill 1953-4-26 Shasta Shade of trees. 76 Comment
  CAS-BOT-BC440056  Claytonia perfoliata subsp. perfoliata L. E. Smith 1913-3-28 21 Shasta McCloud river near Baird Comment
  CAS-BOT-BC443807  Claytonia rubra subsp. rubra Alice Eastwood 1912-6-27 665 Shasta Montgomery Creek Comment
  CHSC93296  Claytonia rubra subsp. rubra R. Fischer 2005-4-20 650 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off Juniper Trail ca. half mile northeast of camp 7 in an Oregon White Oak/ Calif. Blackoak woodland. 1028 Comment
  HSC72021  Claytonia rubra subsp. rubra J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9590 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  CAS-BOT-BC443805  Claytonia rubra subsp. rubra Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-21 68 Shasta Basin Gulch Campground, base of rock at end of W loop 853 Comment
  CAS-BOT-BC443806  Claytonia rubra subsp. rubra John Thomas Howell 1961-6-20 36536 Shasta Lassen Volcanic National Park. Chaos Crags Trail near Manzanita Lake 1828 Comment
  UC1125958  Clematis lasiantha P. L. Johannsen 1932-5-25 77 Shasta 1/2 mi. e Morley; Redding Quad. 335 Comment
  UC853900  Clematis lasiantha C. L. Hitchcock 1940-5-20 6497 Shasta 25 mi. e. Redding (foothills of mountains) Comment
  CHSC116358  Clematis lasiantha J. R. Keck Jr. 1978-5-2 PDR 330028 Shasta Black Butte Road and Lack Creek, near Shingletown. Comment
  UC465874  Clematis ligusticifolia Mrs. M. H. Manning July 1901 300 Shasta female from base of Bald Hills; male from along Trinity R. Comment
  CAS-BOT-BC499275  Clintonia uniflora Donald Myrick 1961-6-22 321 Shasta On Highway 89 east of McCloud 1371 Comment
  CAS-BOT-BC238052  Collinsia A. A. Heller 1925-7-5 s.n. Shasta Along the Pacific highway near Half way creek [Halfway Creek] Comment
  HSC71853  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5840 Shasta Along FS road 1 mi. W of Regan Meadow 1524 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
  CDA13079  Collinsia parviflora G. F. Hrusa, T. D. Wilfred 1996-6-11 13012 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
  HSC47106  Collinsia parviflora Sheila Logan 1978-5-13 126 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UCD14996  Collinsia parviflora John M. Tucker 1970-5-3 4184 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  UC70379  Collinsia tinctoria Milo S. Baker 1898-7-6 455 Shasta Morley's Comment
  CHSC12165  Collinsia torreyi J. Grove 1973-4-15 74 Shasta Collected on hwy 299 E at County line Road. Shasta-Lassen County line. 1005 Comment
  RSA296422  Collinsia torreyi George W. Gillett 1957-7-1 618 Shasta Old emigrant trail north of Noble Pass. Lassen Volcanic National Park. 1878 Comment
  HSC45796  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  RSA409234  Collomia heterophylla Christopher Davidson 1973-5-26 2170 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  UCR77168  Collomia heterophylla G. L. Webster, June McCaskill, Robert Rhode, J. Tucker 1993-5-16 7789 Shasta Slopes above Salt Creek 381 Comment
  HSC85961  Collomia heterophylla J. P. Smith, J. O. Sawyer 1982-5-9 10405 Shasta Lewiston Turnpike, 0.1 mi. from its junction with Hwy. 299 610 Comment
  SEINET10935986  Collomia heterophylla Mary Susan Taylor 1980-6-10 Taylor 2794 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
  UC73640  Collomia heterophylla Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  CHSC114670  Collomia tinctoria CDFA Staff 2000-5-9 Shasta Pit River. Comment
  JEPS28552  Collomia tinctoria George W. Gillett 1957-7-9 683 Shasta confluence of Hat Creek and Lost Creek n Park (about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  JEPS28566  Collomia tinctoria George W. Gillett 1957-7-11 701 Shasta slopes above Manzanita Creek (near trail to Chaos Crags crater); Lassen Volcanic National Park 1828 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
  JEPS40236  Comandra umbellata subsp. californica J. W. Blankinship 1911-5-13 5 Shasta 4 mi sw of Kennett (Coram (Railroad station) on Sacramento River); Coram, Sacramento River Comment
  RSA27704  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SACT000006  Comandra umbellata subsp. californica Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  UC848980  Comandra umbellata subsp. californica C. L. Hitchcock 1940-5-24 6557 Shasta 20 mi w of Fall River Mills (on Hat Creek); Hat Creek 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
  JEPS96837  Corallorhiza maculata Dean W. Taylor 1974-6-13 3695 Shasta 10 miles East of McCloud on Highway 89 1127 Comment
  JEPS57509  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2132 Shasta about 1 mi s route 44 (along road (A-17) to Cottonwood-Anderson) 457 Comment
  JEPS62609  Cordylanthus pilosus subsp. hansenii John Thomas Howell 1969-8-4 45876 Shasta about 9 mi ne Cottonwood Comment
  CHSC30913  Cordylanthus pringlei M. S. Taylor 1980-8-14 3234 Shasta On sw side of 28N68, ca. 0.2 mi s of its jct with 28N15 in Yellow Pine Forest, ca. 1.2 mi ne of Regan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  HSC72257  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6278 Shasta Shasta-Trinity National Forest, along forest service road, 1 mi. W of Regan Meadow. 1524 Comment
  JEPS57507  Cordylanthus tenuis subsp. viscidus L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2129 Shasta 2 mi e of junction with road to Inwood (along Highway 44, around Northern Pines Motel) 975 Comment
  JEPS6767  Cordylanthus tenuis subsp. viscidus W. L. Jepson 1914-8-11 5773 Shasta Upper Fall River Valley 1036 Comment
  CAS-BOT-BC209848  Cornus glabrata Alice Eastwood 1912-7-25 1418 Shasta Pitt to Baird Comment
  JEPS112857  Cornus glabrata Dean W. Taylor 1992-5-19 12591 Shasta Potem Creek drainage, 0.5 miles above Potem Falls, 387 Comment
  JEPS50121  Cornus glabrata W. L. Jepson 1914-8-15 6181 Shasta Delta 396 Comment
  POM172670  Cornus nuttallii Franklin P. Nutting 1894-5-24 s.n. Shasta Hatchet Creek Mts. Comment
  JEPS50137  Cornus sericea subsp. sericea W. L. Jepson 1914-8-15 6180 Shasta Delta 396 Comment
  SEINET10739248  Cornus sessilis Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 854 Shasta Shasta-Trinity National Forest. 7.2 miles west of state route 299 on Fender's Ferry Road (Forest Service road 34N17). T34N R1W S6. 459 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
  RSA239276  Corylus cornuta var. californica R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42381 Shasta Shasta National Forest: along Castle Creek about 1 mile west of Castle Crags State Park. Comment
  CHSC105711  Crassula tillaea Julie Kierstead Nelson 2006-5-10 2006 -10 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  HSC99935  Crataegus castlegarensis J. P. Smith, & J. O. Sawyer 2011-6-15 13219 Shasta Shaded fence row. 1031 Comment
  RSA0049693  Crataegus castlegarensis Dean Wm. Taylor 2013-9-6 21412 Shasta Hat Creek at Highway 299, on the western bank of the creek ca. 200 meters upstream from the highway bridge 845 Comment
  CAS-BOT-BC141574  Crataegus douglasii F. Almeda; R. Eisenhardt 1995-5-29 7427 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
  CAS-BOT-BC412814  Crataegus douglasii Andrew Townesmith; Karen M. Meyer 2007-7-26 856 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27) 390 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-BC290538  Crepis capillaris Ynez Winblad 1936-8-17 s.n. Shasta North entrance, Lassen National Park Comment
  RSA27983  Crepis intermedia C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  SJSU1547  Crepis occidentalis C. W. Sharsmith 1954-6-23 6197 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  CDA33444  Crepis occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  CAS-BOT-BC290737  Crepis occidentalis subsp. conjuncta Alice Eastwood 1912-6-30 769 Shasta Goose Valley Comment
  POM261274  Crepis occidentalis subsp. pumila C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC53895  Crepis pleurocarpa H. M. Hall and E. B. Babcock June, 1903 4024 Shasta near Chromite (So. Siskiyou or No. Shasta Co.); Upper Sacramento River 457 Comment
  OBI77278  Crypsis alopecuroides Anthony Baniaga 2011-6-17 359 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  POM203543  Cryptantha affinis F. W. Peirson 1932-7-9 s.n. Shasta Burney Spring. 1433 Comment
  RSA669991  Cryptantha crinita M. S. Baker 1900-4-29 s.n. Shasta Bed of Stillwater Creek Comment
  JEPS81833  Cryptantha intermedia Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7173 Shasta above O'Briens Landing (McCloud Arm of Shasta Lake); Shasta Lake 381 Comment
  JEPS104943  Cryptantha milobakeri Dean W. Taylor 1993-6-2 13534 Shasta 1 mile S Buckhorn Summit; on road to Buckhorn Bally; Whiskeytown National Recreation Area 1127 Comment
  HSC103650  Cryptantha milobakeri Thomas W. Nelson, Jane Nelson 1982-5-15 6885 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 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
  CDA13087  Cryptantha torreyana G. F. Hrusa, T. D. Wilfred 1996-6-11 13020 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
  JEPS114476  Cryptantha torreyana Lowell Ahart, John Dittes 2008-6-19 14850 Shasta On dry gray soil around scattered oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UCSC000617  Cryptantha torreyana I. J. Condit 2011-7-3 s.n. Shasta along R.R. R.R. - Shasta Retreat Comment
  UC1063759  Cryptogramma cascadensis H. A. Jensen 1934-10-6 385 Shasta Bumpas Peak Lassen Nat'l Park, Paynes Creek Quadrangle, Bumpas Peak Comment
  UC42461  Cryptogramma cascadensis W. H. Brewer 1863-9-26 2183 Shasta Lassen Peak 2438 Comment
  NY16591  Cupressus bakeri W. W. Wagener 9433 Shasta Burney Springs 1463.0 Comment
  UC1321447 Image available Cupressus bakeri C. O. Stone 1964-7-4 293 Shasta on recent lava flow near ne corner Sec. 35 (NE 1/4, NE 1/4, NE 1/4); Fall River Mills Quad. 1133 Comment
  UC1181944  Cupressus bakeri J. I. Mallory 1960-10-25 JIM 194 Shasta 7.5 mi s of Scott Mill (5 mi wsw of Burney Mountain); Quad. 22A3 1341 Comment
  CAS-BOT-BC80741  Cupressus macnabiana Elmer I. Applegate 1922-9-19 3453 Shasta Whiskeytown Comment
  RSA178615  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown. Comment
  RSA40890  Cupressus macnabiana C. B. Wolf 1944-10-28 11474 Shasta 1 mile from Whiskeytown on road to Redding, above Clear Creek 305 Comment
  UC1250274  Cupressus macnabiana Jim Griffin 1963-2-16 709 -719 Shasta About 1/2 mi E of Shasta County Rd A-17 (Ash Creek Rd), ca. 3 mi E of jct with the Dersch Road, near PG&E powerline right-of-way; 15 air mi E of Anderson 487 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
  SEINET10531461  Cupressus macnabiana Hagenstein 1938-11-11 HAGENSTEIN 8506 Shasta flat 1495 Comment
  CAS-BOT-BC224404  Cuscuta californica Alice Eastwood 1912-8-22 s.n. Shasta Foot of Lassen Butte, Lassen Butte Region Comment
  JEPS83568  Cuscuta indecora Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9215 Shasta 0.7 mi s Burney Falls State Park (along Highway 89, extreme ne portion of Shasta County); Burney Creek 1341 Comment
  UCD121388  Cycladenia humilis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 317 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 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
  CHSC60297  Cymopterus terebinthinus var. californicus Mary Ann Showers 1992-7-19 2713 Shasta Lassen Volcanic National Park. East of Hat Creek. 2011 Comment
  CDA38230  Cymopterus terebinthinus var. californicus S. O. Mattoon 1969-5-25 s.n. Shasta Hilltop around State Div. of Forestry Fire Tower on Hirz Mtn. overlooking the McCloud Arm of Shasta Lake. 0 Comment
  CAS-BOT-BC190207  Cynodon dactylon L. E. Smith 1914-7-4 741 a Shasta Redding. Comment
  JEPS90344  Cynoglossum officinale Dean Wm. Taylor with Rexford E. Palmer 1988-6-23 9855 Shasta 2 mi w of Hatchet Mountain Summit (Cascade Mountains, Carberry Flat, along Highway 299); Cascade Mountains, Carberry Flat, Highway 299 1280 Comment
  UCD119150  Cynoglossum officinale T. C. Fuller 1967-6-27 16035 Shasta E. of rd. to McCloud Reservoir, 6 mi. s. of McCloud in N. part of county. Comment
  UCD119152  Cynoglossum officinale T. C. Fuller 1967-6-27 16035 Shasta E. of rd. to McCloud Reservoir, 6 mi. s. of McCloud in N. part of county. Comment
  JEPS64120  Cyperus squarrosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  SEINET12076830  Cypripedium californicum J. G. Lemmon n d s.n. Shasta Scotch Camp, near Shasta Comment
  CHSC9316  Cystopteris fragilis G. Strausbaugh 1970-3-7 8 Shasta Immediately west of Brandy Creek Swimming Area parking lot, and ca. 25 ft. above road bed. 381 Comment
  JEPS35108  Cystopteris fragilis W. L. Jepson 1927-6-22 12290 Shasta ridge n of Hot Springs Valley; Lassen Volcanic Nat'l Park 1828 Comment
  UCD148881  Cystopteris fragilis Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8196 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  CAS-BOT-BC70693  Cystopteris fragilis W. B. C. 1938-7-29 11421 Shasta Wagon Camp spring creek 1737 Comment
  UC2013063  Cystopteris fragilis Barbara Ertter with Gary Schoolcraft, Roger Raiche, Joe Molter 1993-5-1 11644 Shasta Curl Creek north of Shasta Lake Caverns on east side of McCloud River branch of Shasta Lake, ca 15 airmiles NNE of Redding, limestone substrate, steep north facing slope. Comment
  JEPS116620  Cytisus scoparius J. K. Nelson 2004-4-13 2004 -017 Shasta Along County Road 5G12 to Behemotash Mountain from Shasta Dam, west side of Shasta Lake; ca. 15 miles NW Redding 792 Comment
  CAS-BOT-BC189857  Danthonia californica George W. Gillett 1957-8-4 975 Shasta Lassen Volcanic National Park. Manzanita Lake area near Lily Pond. 1783 Comment
  UCD61326  Danthonia unispicata Beecher Crampton 1960-6-16 5648 Shasta Ca. 9 miles south of Fall River Mills, Proctor Creek area. Comment
  JEPS105158  Darlingtonia californica Dean W. Taylor 1993-7-9 13838 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1767 Comment
  RSA624400  Darlingtonia californica Louis C. Wheeler 1952-9-22 6953 Shasta Castle Crag, south side 762 Comment
  UC402444  Darmera peltata Lewis C. Rosenbaum Jun 1916 Shasta Castella Sacramento River (in the Sacramento River, left bank) Comment
  UC402520  Darmera peltata Franklin P. Nutting 1923-5-1 Shasta Cow Creek Comment
  UC334700  Datisca glomerata unknown 242 Shasta Kelly; U. S. Pacific Slope, Kelly 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
  JEPS120180  Delphinium gracilentum Julie Kierstead Nelson 2012-5-12 2012 -035 Shasta Open road cut along Gilman Rd. at intersection with Statton Rd. ca. 1 mile E of I-5 Comment
Read comments
Apr 22 2016
  CAS-BOT-BC9840  Delphinium nudicaule F. Almeda; R. Eisenhardt 1995-5-29 7425 Shasta Willow Creek Ranch, about 6.8 miles south of the intersection of Calif. State Road # 89 and Squaw Valley Road in McCloud 883 Comment
  CHSC61995  Delphinium nudicaule K. L. Warren 1993-4-10 15 Shasta 5 yds. e of Clines Gulch rd., adjacent to French Gulch dump, 0.2 mi e of French Gulch. 438 Comment
  HSC40225  Delphinium nudicaule J. P. Smith 1976-5-22 8801 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  HSC47071  Delphinium nudicaule Stephen Plant 1978-5-13 248 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC9841  Delphinium nudicaule Gary Schoolcraft 1985-5-15 1387 Shasta Near Cinder Cone 1097 Comment
  HSC25001  Delphinium nudicaule Allan R. Marshall 1962-5-11 11 Shasta N bank near Burney Falls 1220 Comment
  JEPS28462  Delphinium nuttallianum George W. Gillett 1957-7-1 620 Shasta Noble Pass Lassen Volcanic National Park (near emigrant trail) 1877 Comment
  SBBG16477  Delphinium nuttallianum D. Myrick 1961-6-23 342 Shasta Sunflower Flat on Hat Crk Rd 1828 Comment
  UC1036292  Delphinium nuttallianum George W. Gillett 1952-7-29 135 Shasta along creek on trail to Paradise Meadow; Lassen Volcanic National Park, vicinity of Hat Lake, Hat Cre 2103 Comment
  UC311212  Delphinium nuttallianum Marcus E. Jones, A. M. 1897-7-8 Shasta Lassen's Peak 1828 Comment
  UC467756  Delphinium nuttallianum Milo S. Baker 1900-5-2 Shasta near Afterthought Mine Comment
  UC467788  Delphinium nuttallianum Milo S. Baker June 1896 115 Shasta Bear Valley Mts. Comment
  HSC36247  Delphinium nuttallianum John Rehling 1975-5-15 80 Shasta Margins of Old Cow Creek, 3 mi. from town of Whitmore Comment
  RSA0008946  Delphinium nuttallianum Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC83030  Dendromecon rigida L. E. Smith 1913-5-2 164 Shasta Kennet. Comment
  CHSC34338  Dendromecon rigida R. Carter 1966-5-14 391 Shasta Found 16.6 mi. N of Redding along W side Hwy. 99, growing 10' off road on dry slope. 396 Comment
  HSC40230  Dendromecon rigida J. P. Smith, J. O. Sawyer 1976-5-9 8709 Shasta Whiskeytown National Recreational Area. Comment
  CHSC117990  Dendromecon rigida Chris Alcala 2015-3-24 Shasta Cilikapudi Trail, Shasta Lake. 388 Comment
  UCD61145  Deschampsia cespitosa Collector unknown 1947-6-4 Shasta McArthur. Comment
  CAS-BOT-BC201630  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding 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
  UCD62394  Deschampsia danthonioides J. Earl Coke 1931-6-1 Shasta Fall River Valley. 1524 Comment
  RSA702144  Descurainia incisa subsp. incisa R. Fischer, Jenny Marr 2004-5-27 392 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail between Horr Pond and Crystal Springs. 1012 Comment
  GMDRC6940  Dianthus deltoides subsp. deltoides J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31409 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
  UCD95499  Dicentra formosa J. Brown 1992-5-9 20 Shasta McCloud R., USFS 38N53A. 1/8 mile before Battle Creek Road. 914 Comment
  RSA52145  Dicentra formosa subsp. formosa Rodney Gregg 1948-5-27 s.n. Shasta Shasta Dam Comment
  JEPS112881  Dicentra pauciflora Dean W. Taylor 1993-6-15 13657 Shasta Trinity Mountains; saddle between Rattlesnake Hill and Chicken Hawk Hill, at summit on Forest Road 38N21, at Sardine Spring 1783 Comment
  JEPS14653  Dicentra pauciflora Mary Twight 1956-6-10 45 Shasta about 6 mi w Castle Crags (along trail to Echo Lake and Seven Lakes Basin, 2.5 mi above trail start at the road up Castle Creek leading to Trinity River, Trinity Mountains) 1524 Comment
  JEPS14521  Dicentra pauciflora Mrs. Ben M. Twight 1956-5-12 Shasta Castle Crags; Peter's Cave, nw Shasta County 1645 Comment
  CAS-BOT-BC246544  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of Castle Crag Hotel Comment
  UCR141669  Dichanthelium acuminatum subsp. thermale Beecher Crampton 1964-8-26 7169 a Shasta Lassen National Park, Head of Little Hote Springs Valley, below Pilot Pinnacle 2470 Comment
  SEINET10607486  Dichanthelium lanuginosum A. Arthur Heller 1916-6-25 Heller 12452 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  JEPS98774  Dichelostemma David Fritchle 2001-5-2 Shasta below Keswick Dam (ravine emptying into Sacramento River) 176 Comment
  CHSC4030  Dichelostemma capitatum subsp. capitatum Sadie Gualtieri 1967-3-17 Shasta Collected: Highway 44 out of Redding, S. at Deschuttes Rd., 2 or so miles to Belmont Drive to end of st. Comment
  HSC46264  Dichelostemma capitatum subsp. capitatum Diane L. Reed 1978-5-13 101 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CAS-BOT-BC502560  Dichelostemma congestum Frank W. Gould 1939-5-26 735 Shasta 17 mi N of Redding 457 Comment
  CAS-BOT-BC502182  Dichelostemma ida-maia Rodney Gregg 1948-5-27 s.n. Shasta Shasta Dam Comment
  RSA304266  Dichelostemma ida-maia James R. Shevock 1971-5-29 1122 Shasta Whiskeytown Lake. 457 Comment
  UC13766  Dichelostemma ida-maia W. C. Blasdale 1896-6-14 Shasta Trinity Divide Comment
  JEPS58082  Dichelostemma multiflorum Mrs. C. F. Rose 1935-5-20 Shasta Redding Comment
  CAS-BOT-BC502654  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding Comment
  SEINET8476755  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding. Comment
  CAS-BOT-BC153639  Diplacus jepsonii John Thomas Howell 1969-8-6 45882 Shasta Near Cold Boiling Lake Comment
  CAS-BOT-BC153443  Diplacus layneae G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2419 Shasta On south side of Red Mountain 1737 Comment
  SEINET3285081 Image available Diplacus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-10 14927 Shasta Southern Cascade Range; KOA campground on the south side of CA-44, 4.0 miles east of Shingletown. 1098 Comment
  SBBG15308  Diplacus torreyi H. and M. Dearing 1938-6-27 2154 Shasta 6 mi E of Manzanita Comment
  SJSU1526  Diplacus torreyi C. W. Sharsmith 1954-6-25 6216 Shasta Viola 1341 Comment
  CHSC88750  Distichlis spicata R. Fischer; J. Marr 2004-5-28 265 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at mdw. edge, next to Horr Pond. Boat takeout for Camp 7. 1007 Comment
  CHSC96201  Distichlis spicata R. Fischer 2006-7-21 914 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected in alkaline scalds at the edge of Horr Pond, near campsite 7. 1007 Comment
  CAS-BOT-BC136079  Dodecatheon alpinum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Rangers Station Comment
  CHSC78089  Dodecatheon clevelandii subsp. patulum Terry Nelson 1998-3-2 240 -22 Shasta 5.5 mi ne of Cottonwood. 4 mi s of Derscht rd and 1.5 mi e of the Sacramento River. 170 Comment
  SEINET3088548 Image available Dodecatheon subalpinum Marc Mittleman 2 Shasta Emerald Lake shoreline, Lassen Volcan. Park. 2469 Comment
  CHSC30918  Downingia bacigalupii M. S. Taylor 1980-8-14 3242 Shasta In Regan Meadow, on s side of 28N68, ca. 2 mi se of its jct with 29N28 at Brushy Mt. 1310 Comment
  UC1116671  Downingia bacigalupii Beecher Crampton 1960-6-16 5669 Shasta 1.5 mi n Fall River Mills (ne Shasta County) 1066 Comment
  UC890607  Downingia bicornuta var. bicornuta Elmer I. Applegate 1929-6-23 5862 Shasta near Cassel (ne Shasta County); Hat Creek 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
  UCD55101  Downingia elegans Dan Marcum 1978-6-26 s.n. Shasta Sent in for identification by Dan Marcum, farm advisor, UC Cooperative Extension; Shasta-Lassen County. Comment
  UC1188735  Downingia montana John H. Weiler and A. P. Nelson 1960-6-23 60193 Shasta 3.2 mi se Siskiyou-Shasta County line (at the side of State Highway 89); Dickson Flat 1219 Comment
  UC890645  Downingia montana Lewis S. Rose 1940-6-10 40487 Shasta 8 mi w Burney; Hatchet Mt. 1310 Comment
  CAS-BOT-BC238340  Draba aureola Hans Leschke 1954-7-4 s.n. Shasta Summit of Mt. Lassen 3169 Comment
  CAS-BOT-BC42084  Draba aureola E. B. Copeland 1899-1-1 s.n. Shasta Base of Lassen's Butte. 2133 Comment
Read comments
Jul 7 2020
  JEPS8314  Draba aureola George W. Gillett 1953-7-16 279 Shasta 400 feet below summit Lassen Peak Lassen Volcanic National Park, below summit Lassen Peak 3048 Comment
  UC1036180  Draba aureola George W. Gillett 1952-9-1 246 Shasta summit area, Lassen Volcanic National Park Lassen Peak; Lassen Volcanic National Park, summit Lassen Peak 3108 Comment
  UC1036279  Draba aureola George W. Gillett 1952-7-26 104 Shasta summit Lassen Peak (Lassen Peak trail); Lassen Volcanic National Park, Lassen Peak trail 3169 Comment
  UCD148874  Draperia systyla Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8190 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope. 350 Comment
  CAS-BOT-BC159430  Drymocallis glandulosa var. glandulosa Alice Eastwood 1912-6-29 832 Shasta Goose Valley Comment
  UCD113006  Drymocallis lactea Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC159321  Drymocallis lactea var. lactea George W. Gillett 1957-7-3 647 Shasta Badger Flat, meadows near road crossing - Lassen Volcanic National Park 1905 Comment
  CHSC114409  Dysphania botrys Don Lepley 2014-9-3 Shasta Lassen National Forest; Hat Creek Ranger District. Large pullout on west side of Highway 44 near bottom of Hat Creek Rim. 1719 Comment
  RSA768285  Eleocharis atropurpurea Justin M. Wood 2010-9-1 2500 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
  SEINET7583588 Image available Eleocharis bella Louis C. Wheeler 1958-8-24 7428 Shasta Shasta Lake, 1/4 mi west of mouth of Cove Creek. Comment
  CHSC96180  Eleocharis macrostachya R. Fischer 2006-7-23 890 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the (Scirpus covered) shore line of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  CDA32266  Eleocharis quadrangulata K. Martyn 2003-9-1 PDR 1291704 Shasta Northern California; 1550 California St, Redding. 0 Comment
  CHSC96284  Elymus caput-medusae R. Fischer 2006-7-21 926 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from dry grassy meadow and roadbed, disturbed soil, between Horr Pond and campsite 7. 1011 Comment
  HSC100052  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2010-5-8 12849 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  HSC100222  Elymus caput-medusae J. P. Smith 2010-6-25 12977 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1528 Comment
  UCD123129  Elymus elymoides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7384 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC227891  Elymus elymoides William A. Dayton Jr. 1911-6-25 20 Shasta Shasta National Forest. 1066 Comment
  CHSC87104  Elymus elymoides subsp. californicus L. P. Janeway 2001-6-21 7214 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. 1494 Comment
  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
  UCD62321  Elymus glaucus Lewis S. Rose 1945-9-8 45269 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  SEINET10554284  Elymus glaucus A. Arthur Heller 1905-5-29 Heller 7886 Shasta Near Redding. Comment
  UCD62356  Elymus glaucus subsp. glaucus Beecher Crampton 1956-8-20 3780 Shasta Castle Crag. 640 Comment
  CAS-BOT-BC206578  Elymus glaucus subsp. glaucus Hans Leschke 1960-8-8 1733 Shasta Near the Ski Hut - Lassen Volcanic National Park 2026 Comment
  SJSU11281  Elymus spicatus S. H. Casey 1980-6-21 1174 Shasta along Burney Creek, State Route 89, 2 mi S of McArthur Burney State Park, northeastern Shasta County. Comment
  UC1543847  Epilobium Harold and Virginia Bailey 1948-8-25 2964 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS120260  Epilobium canum subsp. latifolium Julie Kierstead Nelson with Len Lindstrand III 2010-9-20 2010 -034 Shasta Satin Peak, 25 miles S of Mt. Shasta, 13 miles E of Interstate 5, 30 miles NNE of Redding Comment
  CHSC71880  Epilobium densiflorum Vernon H. Oswald; Lowell Ahart 1998-9-8 9569 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hilcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. Along the edge of the creek. 1280 Comment
  CHSC93001  Epilobium densiflorum R. Fischer 2005-7-18 536 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At edge of drainage ditch just east of the old ranger station at western end of park (Bowman's Ditch). 1008 Comment
  JEPS38205  Epilobium densiflorum J. W. Blankinship 1910-7-11 Shasta Old Shasta Comment
  UCR206336  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 A Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CHSC93090  Epilobium minutum R. Fischer 2005-5-21 497 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing among lava boulders near old dozer trail just north of upper Big Lake. 1021 Comment
  HSC71852  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5841 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  JEPS91096  Epilobium minutum Dean W. Taylor 1993-4-30 13387 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  UC596383  Epilobium pallidum R. F. Hoover 1936-5-22 1193 Shasta 3 mi e Redding Comment
  SBBG60241  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta ca. 2 mi NE of Redding Comment
  RSA458753  Epilobium paniculatum Christopher Davidson 1973-5-26 2157 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Creek. 976 Comment
  UC157668  Epilobium torreyi Milo S. Baker 1898-7-4 284 Shasta Stillwater Comment
  CAS-BOT-BC56946  Equisetum arvense Barbara T. Keller 1974-5-9 1305 Shasta Highway 44 between Viola and Shingetown, 1/2 mile north of Camp McCumber turnoff, over Battle Creek Comment
  CDA42485  Equisetum arvense W. S. Wilkinson 1928-6-7 s.n. Shasta About 1 mile north of Redding; near river. 0 Comment
  UC1544792  Equisetum hyemale subsp. affine Almut G. Jones 1986-8-25 7261 Shasta Hat Creek area near Old Honn Homestead (along Hwy. 89); Hat Creek area 1400 Comment
  CAS-BOT-BC57639  Equisetum telmateia L. E. Smith 1913-4-14 76 Shasta Castella Comment
  UCD63796  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-8-20 3782 Shasta Castle Crag, at junction of Dome Creek and Sacramento River. 640 Comment
  CHSC71711  Eriastrum tracyi Vernon H. Oswald 1998-8-30 9561 Shasta East side of the southwestern (largest) cinder pit in the cluster on Fall River Mills-Cassell Rd. 1158 Comment
  SEINET3860228  Eriastrum tracyi Leigh A. Johnson 2005-7-28 05 -213 Shasta W side of Hwy 89, about 10 miles N of jct with Hwy 299, E of Burney. About 50-100 yards W of railroad in dry soils that were historically disturbed (not forested, very old roads barely visible).; 0 958 Comment
  SEINET3894753  Eriastrum tracyi David Gowen 2007-7-12 783 Shasta Road edge around main cinder pit on Cassel Fall River Road.; 0 Comment
  JEPS83572  Ericameria bloomeri Dean W. Taylor 1987-8-5 9230 Shasta between Pit River and McCloud River (on watershed divide); Stouts Meadow 1645 Comment
  CHSC33236  Ericameria greenei R. A. Schlising 1979-9-13 3490 Shasta Lassen National Park, trail to peak of Brokeoff Mountain. 2682 Comment
  RSA0049747  Ericameria greenei Dean Wm. Taylor 2012-8-22 21306 Shasta Trinity Mountains; about 1 air mile South of Rattlesnake Hill along Forest Road 37N40, headwaters watershed Boulder Creek 1752 Comment
  UC1576750  Ericameria greenei Dean Wm. Taylor with Roy Buck 1988-8-8 10031 Shasta Red Mountain Pit River Watershed, , Big Bend Quadrangle (non-forested ridgetop, Big Bend 15 ft Quadrangle [680A]) 1737 Comment
  CAS-BOT-BC298289  Ericameria nauseosa var. speciosa E. A. McGregor 1909-8-8 45 Shasta Lake Tahoe Region. Summit Lake 2423 Comment
  CAS-BOT-BC299446  Ericameria nauseosa var. speciosa George W. Gillett 1957-9-11 1140 Shasta Chaos Jumbles between Table Mountain and highway, Lassen Volcanic National Park 1798 Comment
  HSC5329  Ericameria nauseosa var. speciosa D. E. Anderson 1962-8-5 2319 Shasta Hat Creek Park Comment
  CHSC30188  Ericameria ophitidis M. S. Taylor 1980-8-13 3237 Shasta Ridge on sw side of 29N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi n of Reagan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  CHSC30227  Ericameria ophitidis M. S. Taylor 1980-8-14 3244 Shasta Ridge, ca. 50 ft n of 28N68, 0.1 mi e of its jct with 29N28 at Brushy Mt. 1524 Comment
  SD64403  Ericameria parryi var. latior Darley F. Howe 1956-8-30 Shasta Clark Creek Comment
  UC1558261  Erigeron glacialis var. glacialis Harold and Virginia Bailey 1948-8-25 2968 Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-BC300699  Erigeron glacialis var. glacialis Alice Eastwood 1912-8-22 1829 Shasta Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  CDA4956  Erigeron inornatus T. C. Fuller 1963-7-15 10885 Shasta Southeast corner of Highway 299 to Fall River Mills & Highway south to Cassel, 7.5 miles east of Burney. 0 Comment
  CAS-BOT-BC295374  Erigeron inornatus Roxana S. Ferris; Laura Lorraine 1941-8-10 10485 Shasta State Highway 89 between Hot Creek P.O. and Shasta National Forest junction of U.S. 299 Comment
  SEINET8463940 Image available Erigeron inornatus var. inornatus D. W. Taylor 1996-8-10 15887 Shasta Tamarack Lake, Trinity Mountains, on ridge East and above the lake Comment
  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
  JEPS101435  Erigeron lassenianus var. lassenianus Dean W. Taylor 1988-6-5 9776 Shasta The Gardens, meadows along the Tamarkck Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  CHSC89683  Erigeron philadelphicus R. Fischer 2004-7-3 325 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on Lava Springs Trail near S end, W shore of Big Lake. Old roadbed at edge of mdw. 1008 Comment
  SFV5050  Eriodictyon californicum B. C. Templeton 1960-6-16 8508 Shasta North of Lake Britton. On mountain slope. Comment
  UCD119285  Eriodictyon californicum K. M. Meyer; A. Townesmith 2007-8-4 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  JEPS112779  Eriogonum congdonii Dean W. Taylor 1988-8-11 10033 Shasta Pit River watershed; saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  JEPS112799  Eriogonum congdonii Dean W. Taylor 1988-8-11 10033 Shasta Pit River watershed; saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  RSA502385  Eriogonum congdonii D. W. Taylor 1988-8-11 10033 Shasta Saddle 0.8 miles S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek. 1677 Comment
  POM87957  Eriogonum luteolum L. R. Abrams 1922-8-8 9927 Shasta 5 miles south of Baird. Comment
  POM180986  Eriogonum marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2591 Comment
  CAS-BOT-BC263202  Eriogonum marifolium var. marifolium M. S. Taylor 1975-7-16 844 Shasta On trail between Echo Lake and Summit Lake, Lassen National Volcanic Park 2133 Comment
  SEINET6051698  Eriogonum nudum Kenneth Heil, Heil, Marilyn 2014-7-16 35231 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC1748342  Eriogonum nudum var. pubiflorum L. P. Janeway 1996-9-1 5081 Shasta along Clear Creek Road 0.5 mi N of Hwy. 299 (towards French Gulch) 402 Comment
  CAS-BOT-BC272451  Eriogonum nudum var. pubiflorum M. S. Jussel 1931-9-7 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC485730  Eriogonum pyrolifolium H. F. Copeland 1931-8-9 1441 Shasta Mt. Lassen 2590 Comment
  CAS-BOT-BC252949  Eriogonum pyrolifolium var. pyrolifolium Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park 2042 Comment
  UCD37467  Eriogonum sphaerocephalum Beecher Crampton 1960-6-16 5647 Shasta Shasta County, 5-9 miles south of Fall River Mills, Proctor Creek area, land belonging to Bureau of Land Management. 1158 Comment
  CDA10972  Eriogonum sphaerocephalum var. halimioides G. F. Hrusa 1991-6-25 8458 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills along Hwy 299. Comment
  UC849741  Eriogonum sphaerocephalum var. halimioides Alice Eastwood 1912-7-13 1053 Shasta Pitt River Canyon Comment
  CAS-BOT-BC262752  Eriogonum strictum var. anserinum Alice Eastwood; John Thomas Howell 1940-6-11 7919 Shasta Near Fall River Mills Comment
  UC1553601  Eriogonum strictum var. proliferum E. Dean 1988-7-8 99 Shasta w Regan (on s side of rd. 29N68, 0.2 mi e of jct with 29N15); Brushy Mtn. 1493 Comment
  CAS-BOT-BC267520  Eriogonum umbellatum Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  CAS-BOT-BC267513  Eriogonum umbellatum A. A. Heller 1927-8-3 14444 Shasta At Pollock, on the upper Sacramento River Comment
  UC1303030  Eriogonum umbellatum var. dumosum A. A. Heller 1927-8-3 14444 Shasta at Pollack on upper Sacramento R. upper Sacramento R., Pollock Comment
  UC849383  Eriogonum umbellatum var. dumosum Alice Eastwood 1912-7-24 1375 Shasta river bed, Castella Castella Comment
  UC1736752  Eriogonum umbellatum var. humistratum Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4679 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  CHSC89713  Eriogonum umbellatum var. nevadense R. Fischer; J. Marr 2004-5-24 401 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1036 Comment
  POM105171  Eriogonum umbellatum var. nevadense Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC1036284  Eriogonum umbellatum var. nevadense George W. Gillett 1952-7-28 112 Shasta w slope along highway 1 mi above Hat Lake; Lassen Volcanic National Park 1981 Comment
  CHSC107888  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2011-8-3 21142 Shasta Klamath Range; Jepson Manual KR region; 1 mile South of Trinity Mountains, along Forest Road 3N05. 1188 Comment
  JEPS88653  Eriogonum ursinum var. ursinum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5426 Shasta vicinity Magee Peak; Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  UC1553595  Eriogonum ursinum var. ursinum E. Dean 1988-7-13 128 Shasta w side of rd. 38N10 going n to Red Mtn. (just n of jct. w/37N72Y (where power lines cross rd.)); Pacific Crest Tr. Comment
  UC1561088  Eriogonum ursinum var. ursinum Dean Wm. Taylor with Roy Buck 1987-6-4 8986 Shasta summit of Mushroom Rock Pit River Drainage, Big Bend USGS 15' quadrangle, 680A 1889 Comment
  UC1036324  Eriogonum vimineum George W. Gillett 1952-8-14 187 Shasta 5.9 mi n Manzanita Lake Checking Station (along State Highway 89 ne of Lassen Volcanic National Park); Lassen National Forest 1584 Comment
  CAS-BOT-BC300957  Eriophyllum lanatum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  HSC42221  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. E of Whiskeytown Comment
  POM259984  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 miles E of Burney Falls. Comment
  RSA289482  Eriophyllum lanatum var. achilleoides Dale E. Johnson, J. E. Eckenwalder 1974-6-15 129 Shasta 6.3 km (3.9 miles) W of Buzzard Roost Road and 7.6 km (4.7 miles) W of Round Mountain (town) on Hwy 299 (Redding-Round Mountain Road) Comment
  UC76030  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta Clover Creek near Steven's Comment
  RSA46872  Eriophyllum lanatum var. grandiflorum Doris K. Kildale 1927-7-4 s.n. Shasta Boundary of Trinity and Shasta Counties, on Eureka-Red Bluff Road Comment
  UC896325  Eriophyllum lanatum var. grandiflorum C. L. Hitchcock 1940-5-17 6428 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC301426  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 91 Shasta 3 miles north of Redding Comment
  CAS-BOT-BC301427  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 90 Shasta Near junction of Pit & Sacramento Rivers Comment
  CAS-BOT-BC301434  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 89 Shasta 1/2 mile north of Pollock Comment
  CAS-BOT-BC301439  Eriophyllum lanatum var. grandiflorum A. A. Heller 1916-6-24 12446 Shasta Between the McCloud and Sacramento rivers Comment
  CAS-BOT-BC301441  Eriophyllum lanatum var. grandiflorum A. A. Heller 1916-6-24 12446 Shasta Between the McCloud and Sacramento rivers Comment
  SACT000012  Eriophyllum lanatum var. lanatum Shannon Datwyler, David Hubbert 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  HSC27291  Erodium brachycarpum J. P. Smith 1972-3-18 5071 Shasta Redding, Motel Orleans parking lot Comment
  UCD112371  Erodium cicutarium Christopher Mallek 2008-5-8 AC4- 24 Shasta Ash Creek. 876 Comment
  HSC93549  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-22 13373 Shasta FS S16 in Bunchgrass Valley, about 4 mi W of Hwy 89 1615 Comment
  JEPS16994  Eryngium articulatum W. L. Jepson 1914-8-10 5756 Shasta Upper Fall River Valley 1036 Comment
  UC1087227  Eryngium articulatum Peter H. Raven and Otto T. Solbrig 1958-6-15 13232 Shasta ca. 4 mi. n.e. Redding Comment
  UCD84718  Eryngium articulatum Robert E. Preston 2009-7-8 2704 Shasta Ca. 9.8 mi SSW of Burney, at The Gardens. 1479 Comment
  UC1499180  Eryngium mathiasiae J. D. Prouty 1982-5-28 1306 Shasta ca. 6 mi. e.-s.e. Fall River Mills 1097 Comment
  SEINET12005812  Erysimum asperum J. I. Mallory 1961-1 216 Shasta 1 mi S of Burney 975 Comment
  CDA13027  Erysimum capitatum G. F. Hrusa, T. D. Wilfred 1996-6-1 12957 Shasta Lassen National Forest; Intersection of Hwy 44 and USFS S16. Comment
  CAS-BOT-BC54561  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-7-20 889 Shasta About 3 miles northeast of Manzanita Lake, Lassen Volcanic National Park. 2133 Comment
  SEINET8394542  Erythranthe guttata C. L. Hitchcock 1940-5-24 6562 Shasta on Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  JEPS123356  Erythranthe taylorii Gabe Youngblood 2015-3-4 2 Shasta Limestone ridgeline west of Brock Creek near confluence with Shasta Lake. Devils Rock, 7.5' Q. Comment
  JEPS128484  Erythranthe taylorii Dana York 2013-4-10 3151 Shasta Shasta-Trinity National Forest, North Gray Rocks, just above Shasta Caverns above Lake Shasta. Comment
  SEINET12044934  Erythronium californicum E. I. Applegate 1932-1 7045 Shasta 3 mi W of Begum, on Red Bluff-Redding road Comment
  CHSC3456  Erythronium grandiflorum var. pallidum Judy Potter 1966-4-2 Shasta Sweetbrier. 1 mile south Castella US 99. 548 Comment
  CHSC98391  Erythronium klamathense Dean Wm. Taylor 1996-6-5 15649 Shasta Shasta-Trinity National Forests: Bartle Gap (about 15 air miles north of Burney). 1645 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
  JEPS61871  Erythronium purpurascens W. L. Jepson 1910-6-6 4079 Shasta Hot Springs Valley Lassen Pk. 1889 Comment
  SEINET12044872  Erythronium purpurascens E. I. Applegate 1929-1 5772 Shasta Upper Kings Meadow, E base of Lassen Butte Comment
  SEINET3992163  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta Lassen Volcanic National Park near the head of Little Hot Springs Valley 2134 Comment
  UC1755122  Erythronium shastense Dean Wm. Taylor, Maricella Reyes 2003-3-5 18467 Shasta 1 mi S of, along road between Ellery Creek and Pine Point campground McCloud R. bridge; McCloud arm of Lake Shasta 350 Comment
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Dec 11 2014
  CAS-BOT-BC402842  Eschscholzia caespitosa Alice Eastwood 1912-6-29 933 Shasta Goose Valley Comment
  CAS-BOT-BC419549  Eschscholzia lobbii A. A. Heller 1905-5-30 s.n. Shasta Near Redding Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  CHSC34850  Euphorbia crenulata M. S. Taylor 1980-6-10 2793 Shasta Sims Flat Rd, between Sims Flat campground, and Sims lookout turn, ca. 2 mi s of I5, ca. 6 mi sw of Sweetbriar. 853 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  RSA0014254  Euphorbia crenulata Justin M. Wood 2010-9-2 2546 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  RSA436007  Euphorbia crenulata Christopher Davidson 1973-5-26 2161 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  CAS-BOT-BC310656  Euthamia occidentalis Alice Eastwood 1912-7-26 1475 Shasta Pitt river bed 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
  SEINET4071930  Fabaceae O. M. Clark 1947-1 14332 Shasta East of Redding. Comment
  RSA699846  Festuca L. P. Janeway 2001-6-21 7213 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of highway 44. 1494 Comment
  CHSC55310  Festuca arundinacea L. P. Janeway 1991-5-10 3932 Shasta Battle Creek Wildlife Area. On north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. Between ditch and creek. 120 Comment
  HSC84306  Festuca bromoides J. P. Smith, Thomas W. Nelson 1982-5-15 10415 Shasta 0.1 miles from Hwy. 299, along roadside to Yankee Gulch 457 Comment
  RSA86698  Festuca idahoensis F. W. Peirson 1932-7-9 10268 Shasta Burney Spring. 1433 Comment
  HSC101638  Festuca microstachys J. P. Smith 2010-6-25 12964 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  CAS-BOT-BC278868  Festuca occidentalis James Jokerst 1985-5-27 2371 Shasta Near Rock Creek 943 Comment
  UCD66137  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of HWY 44, 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  SEINET192026 Image available Festuca rubra C. L. Hitchcock 1940-5-20 6475 Shasta Foothills of mountains 25 mi E of Redding Comment
  UCD66342  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  UCD66343  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  UCR206935  Festuca rubra George K. Helmkamp, E. A. Helmkamp 2009-6-10 14931 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  CAS-BOT-BC278938  Festuca rubra Hans Leschke 1960-8-10 1777 Shasta Lassen Volcanic National Park. Badget Flat Comment
  CDA13020  Festuca trachyphylla G. F. Hrusa, T. D. Wilfred 1996-6-1 12950 Shasta Lassen National Forest; Opening in Arctostaphylos patula chaparral approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. Soil sandy. Bunchgrass. Common. Comment
  POM91668  Fragaria Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC454543  Fragaria vesca subsp. californica Milo S. Baker 1926-7-15 31 b-26 Shasta S Fork Net. 4 1/2 miles along Forest Road from highway in woods Comment
  UC1543684  Fragaria virginiana subsp. glauca Harold and Virginia Bailey 1948-8-27 2898 b Shasta Badger Flat; Lassen Volcanic National Park 1920 Comment
  SEINET177688  Fragaria virginiana var. glauca Marcus E. Jones 1897-7-7 Shasta Lassen's Peak. 1829 Comment
  HSC100045  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12834 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  CAS-BOT-BC53409  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta W. side of Sacramento River, just So. of Castle Creek 609 Comment
  CAS-BOT-BC53852  Frangula californica subsp. tomentella Ellsworth Bethel 1923-5-12 s.n. Shasta Redding Comment
  CAS-BOT-BC53898  Frangula californica subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta 5 miles south of Redding Comment
  CAS-BOT-BC53855  Frangula californica subsp. tomentella W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Divide Comment
  JEPS116600  Frangula purshiana Julie Kierstead Nelson 2006-5-10 2006 -7 Shasta Browns Creek & Chanchellula Creek confluence, Forest Road 1, 1 mi SW of Deerlick Springs 975 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
  SEINET10457483  Fraxinus W. D. Stevens 1985-4-25 Stevens 23591 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CHSC110649  Fraxinus dipetala Julie Kierstead Nelson 2012-5-12 2012 -037 Shasta Open road cut along Gilman Rd. at intersection with Stratton Rd., ca. 1 mile E of I-5. 339 Comment
  UC1193347  Fraxinus dipetala K. Cuff 1949-8-1 101 Shasta 8 mi from Platina (on Redding road) 457 Comment
  CAS-BOT-BC223568  Fraxinus latifolia Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC223572  Fraxinus latifolia John Thomas Howell 1934-7-4 12418 Shasta 3 miles sw. of Fall River Mills Comment
  CHSC110650  Fraxinus latifolia Julie Kierstead Nelson 2012-5-12 2012 -040 Shasta Sacramento River at confluence with Dog Creek. 332 Comment
  UC22626  Fraxinus latifolia M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  JEPS124883 Image available Fraxinus latifolia P. Matteson 1968-7-10 96 Shasta On Hwy 299 at Hat Creek, 14.8 mi. W of Shasta Co. line. Comment
  CHSC42193  Fremontodendron californicum Steven A. Conley 1986-4-7 6 Shasta Roadside, open area by Hwy 44, 8 mi e of Redding, 1/4 mi e of Bear Creek. 243 Comment
  CHSC105876  Fritillaria Julie Kierstead Nelson 2010-4-5 2010 -002 Shasta Fenders Ferry Road at Salt Creek crossing; northeast of Shasta Lake. UTM 567241E, 4529448N. 475 Comment
  UCD112384  Fritillaria Christopher Mallek 2008-5-8 AC3- 14 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC504397  Fritillaria Jim Riley; N. S. Stilson 1923-4-19 s.n. Shasta Delta Comment
  CHSC62018  Fritillaria affinis K. L. Warren 1993-4-9 8 Shasta 3 yds. W of pioneer cemetary gate, n side of trail, 40 yds. W of Trinity Mt, rd., French Gulch. 487 Comment
  HSC15545  Fritillaria affinis W. D. Stevens 1964-5-15 7 Shasta End on Dana Drive Comment
  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
  UC1537229  Fritillaria atropurpurea Gordon H. True Jr. 1938-5-24 933 Shasta Soldier Mountain 1524 Comment
  CAS-BOT-BC504583  Fritillaria atropurpurea Alice Eastwood 1912-6-29 854 Shasta Goose Valley Comment
  CAS-BOT-BC130347  Fritillaria glauca Dean Wm. Taylor 1988-6-2 9730 Shasta Grizzly Peak 1889 Comment
  CAS-BOT-BC504455  Fritillaria recurva Ellsworth Bethel 1923-5-31 s.n. Shasta Burney Comment
  CAS-BOT-BC504457  Fritillaria recurva Ingo Orlamunder 1975-5-10 s.n. Shasta Mill Creek, 30 miles east of Redding Comment
  CAS-BOT-BC504462  Fritillaria recurva Barbara Shervanick 1974-5-9 1296 Shasta Highway 89 through Lassen National Forest, about 1/2 mile north of Bridge Campground, Cascade Range 1371 Comment
  HSC15556  Fritillaria recurva W. D. Stevens 1964-5-24 6 Shasta 10 mi. E of Millville on Hwy. 44 Comment
  UC1553462  Galium ambiguum subsp. ambiguum E. Dean 1988-6-7 14 Shasta n Brushy Mtn. (Rd 29N28 ca 7 mi s of Hwy 36 at junct. with rds 29N39 and 29N36, border of Trinity and Shasta Cos.) 1200 Comment
  HSC23331  Galium aparine G. Strausbaugh 1970-5-30 92 Shasta W bank of stream, 10 ft. above where inlets to 3rd cove W of Brandy Creek Swimming Area 372 Comment
  RSA113320  Galium bolanderi E. K. Balls, Lee W. Lenz 1956-6-18 21814 Shasta Crossroads, about Burney Falls (jct State Hwy 89 and US Hwy 229) 1006 Comment
  UC416666  Galium boreale subsp. septentrionale Franklin P. Nutting Shasta Morley's Station Comment
  CHSC43738  Galium grayanum var. grayanum Vernon Oswald 1986-6-25 2155 Shasta Lassen Hwy at Diamond Pk. 2225 Comment
  UCD35960  Galium nuttallii Beecher Crampton 1953-5-1 1195 Shasta 1 mile west of Ignot. Comment
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Jun 12 2008
  CHSC3965  Galium porrigens var. tenue Sadie Gualtieri 1967-3-26 Shasta Hiway 44 to Lassen Park, at Bear Creek, 15 miles E of Redding, on N. slope, W. end of bridge. Comment
  UCR206318  Galium sparsiflorum subsp. glabrius George K. Helmkamp, E. A. Helmkamp 2009-6-14 15021 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
  UC416649  Galium sparsiflorum subsp. glabrius Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  JEPS28755  Galium trifidum George W. Gillett 1957-8-11 1046 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  SD104468  Gayophytum diffusum subsp. diffusum Reid Moran 1978-6-25 26101 Shasta West of Little Roaring Creek. 725 Comment
  UCD103681  Gayophytum diffusum subsp. parviflorum D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Near Summit Lake. 1960 Comment
  UC501474  Gayophytum humile Frank W. Peirson 1932-7-14 10188 Shasta open stream depression n Lake Eiler (s of Burney); 1000-Lake Basin 1950 Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  UCD121460  Gentiana newberryi var. tiogana D. Sanchez-Mata; S. Rivas-Martinez and L. Llorens 1996-9-6 s.n. Shasta Summit Lake area, Lassen Volcanic National Park. 1990 Comment
  UC1543701  Gentianopsis Harold and Virginia Bailey 1948-8-27 2881 Shasta Lassen Volcanic National Park, Badger Flat 1920 Comment
  UC12256  Geum macrophyllum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UCSB40522  Gilia austrooccidentalis R. Martin 1978-5-30 159 Shasta 474 EAST POTRERO RD FIGUEROA MOUNTAIN ROAD (4.8 MI E OF WENDY RD JUNCTION) 1073 Comment
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Sep 17 2009
  RSA71915  Gilia capitata F. W. Peirson 1932-7-17 10328 Shasta Wallace Ranch, Goose Valley 915 Comment
  UC449792  Gilia capitata subsp. capitata Franklin P. Nutting 1894-5-26 Shasta Goose Valley Comment
  UC535972  Gilia capitata subsp. capitata Elmer I. Applegate 1929-6-23 5849 Shasta Montgomery Creek Comment
  UC932012  Gilia leptalea Verne Grant, Alva Grant 1947-7-13 8020 Shasta on highway 299, 1 mi w Hatchet Creek Summut; w of Hatchet Creek summit Comment
  CHSC89718  Githopsis diffusa subsp. robusta R. Fischer; J. Marr 2004-5-24 396 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1027 Comment
  JEPS105475  Githopsis pulchella subsp. campestris Dean W. Taylor 1993-6-3 13564 Shasta Shingle Creek (ca. 3 mi W of Shingleton); Cascade Ranges 685 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
  SEINET12802275  Githopsis specularioides Mary Merello, H. H. Schmidt & L. Woodruff 1993-1 703 Shasta Border of Castle Craigs State Park. Along roadside, closest city Castella. Open mixed conifer - hardwood woodland near river; 208 m 899 Comment
  UC764578  Githopsis specularioides R. F. Hoover 1937-5-19 2279 Shasta 7 mi from Redding (on Alturas highway) Comment
  CAS-BOT-BC283867  Glyceria borealis Hans Leschke 1959-8-2 1587 Shasta Lassen Volcanic National Park. Manzanita Lake 1784 Comment
  UCD66752  Glyceria borealis S. Galen Smith; Malcolm A. Nobs, Herbert L. Mason 1949-5-29 750 Shasta Between Hat Creek and Pitt River bridge, highway 299. Comment
  SEINET10927280  Glyceria borealis Virginia E. Long 1932-7-4 Long 185 A Shasta Manzanita Lake. 1768 Comment
  SEINET7297647 Image available Glyceria borealis Virginia E. Long 1932-1 185 a Shasta Manzanita Lake 1768 Comment
  UC1543779  Glyceria elata Harold and Virginia Bailey 1948-8-25 3040 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  POM187560  Glycyrrhiza lepidota Marcus E. Jones 1931-7-16 28970 Shasta Pitt River Bridge. 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
  CAS-BOT-BC307469  Gnaphalium palustre John Thomas Howell 1960-8-22 36402 Shasta Dersch Meadows, Lassen Volcanic National Park 1981 Comment
  POM260295  Gnaphalium palustre C. L. Hitchcock 1940-5-27 6629 Shasta Near McArthur. Comment
  SEINET6037926  Goodyera oblongifolia Kenneth Heil, Heil, Kenneth 2014-7-16 35238 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  RSA128292  Gratiola ebracteata Peter H. Raven, Otto T. Solbrig 1958-6-16 13233 Shasta 3 miles NE of Redding, Comment
  CAS-BOT-BC235483  Gratiola heterosepala Gary Schoolcraft 1985-5-22 1397 Shasta Near Shasta-Lassen Co. line S. of Eldridge Ranch 1097 Comment
  CHSC36506  Gratiola heterosepala J. D. Prouty 1982-5-28 1301 Shasta Ca. 6 mi. ESE of Fall River Mills. 1097 Comment
  UC1587081  Gratiola heterosepala G. Schoolcraft 1991-6-17 2160 Shasta about 5.5 mi s Pittville 1097 Comment
  UC76007  Grindelia hirsutula Milo S. Baker 1898-7-6 456 Shasta Oak Run Comment
  SEINET12595842  Hackelia californica F. J. Herman 1931-7-5 s.n. Shasta Lassen Volcanic National Park. 1768 Comment
  SJSU4242  Hackelia californica C. W. Sharsmith 1968-6-22 7588 Shasta near Manzanita Cr on State Rte 44, 4 mi E of Viola 1524 Comment
  UCD119374  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. Lassen National Forest. 1590 Comment
  SJSU4124  Hackelia californica C. W. Sharsmith 1966-6-18 7456 Shasta 2 mi E of Viola 1432 Comment
  UC1036271  Hackelia nervosa George W. Gillett 1952-7-20 85 Shasta one mi above Sulphur Works (above highway); Lassen Volcanic National Park 2194 Comment
  JEPS104979  Hastingsia alba Dean W. Taylor 1996-6-15 15682 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  SBBG19495  Hastingsia alba J. A. Lowery 1962-7-10 7 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  UC34287  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta Trinity Ridge Comment
  CAS-BOT-BC314704  Helianthella californica var. californica D. E. Breedlove 1962-6-12 3398 Shasta Along State Hwy. 89 4.0 miles south of junction with U.S. Hwy. 299, Cascade Range 1021 Comment
  RSA72651  Helianthella californica var. nevadensis F. W. Peirson 1932-7-16 10301 Shasta On trail to Thousand-Lake Basin. 1524 Comment
  CAS-BOT-BC314829  Helianthella californica var. shastensis F. Almeda; R. Eisenhardt 1995-5-29 7436 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
  CHSC31233  Helianthella californica var. shastensis M. S. Taylor; J. Prouty 1980-7-25 2962 Shasta Ridge west of Grizzly Peak, ca. 5 air miles e of Lake Madrone. 1889 Comment
  CAS-BOT-BC314835  Helianthella californica var. shastensis Alice Eastwood 1912-6-30 753 Shasta Goose Valley Comment
  CAS-BOT-BC314836  Helianthella californica var. shastensis Alice Eastwood 1923-5-20 11872 Shasta Stasta Springs Comment
  UC480995  Hemizonella minima Franklin P. Nutting Shasta Goose Valley Comment
  POM260078  Heracleum maximum C. L. Hitchcock 1940-5-24 6535 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS100966  Hesperochiron pumilus Dean W. Taylor 1993-4-16 13353 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  CHSC96279  Hesperolinon micranthum R. Fischer 2006-7-21 933 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected adjacent main park road west of Horr Pond, growing in disturbed soil. 1008 Comment
  UC54496  Hesperolinon micranthum H. M. Hall and E. B. Babcock June 1903 4039 Shasta near Little Castle Creek; Sierra Nevada Mountains 609 Comment
  UC54497  Hesperolinon micranthum H. M. Hall and E. B. Babcock June, 1903 4240 Shasta Lava beds of NE Shata County Sierran Nevada Mountains 1219 Comment
  SEINET10460715  Heterocodon rariflorum A. Arthur Heller Heller 7910 Shasta REDDING Comment
  CAS-BOT-BC319669  Hieracium albiflorum Alice Eastwood 1922-10-18 11527 Shasta Shasta Springs Comment
  CAS-BOT-BC319664  Hieracium albiflorum Wm. Bridge Cooke 1939-7-7 13581 Shasta Old abandoned road above the Municipal Spring near Howard 1280 Comment
  OBI55550  Hieracium albiflorum David J. Keil 1992-7-24 23576 Shasta 1.1 mi E of Siskiyou County line along hwy 89 Comment
  CAS-BOT-BC315995  Hieracium nudicaule Alice Eastwood 1912-7-2 831 Shasta Goose Valley Comment
  JEPS28740  Hieracium triste George W. Gillett 1957-8-10 1017 Shasta lwer e slopes Lassen Volcanic National Park, Eagle Peak 2636 Comment
  CHSC66551  Hierochloe odorata Beth Corbin; Robin Barron, Pete Figura 1996-7-9 791 Shasta High Cascade Range. Between Bunchgrass Valley and Mud Lake, ca. 2.5 mi S of Thousand Lakes Wilderness. 1584 Comment
  UC479116  Hoita orbicularis Marcus E. Jones, A. M. 1931-7-16 28971 Shasta Pitt River bridge Comment
  CAS-BOT-BC280773  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta Lassen Nat'l. Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek 609 Comment
  POM257057  Holcus lanatus Virginia Long 1931-6-11 86 a Shasta 2 miles N of Anderson. 132 Comment
  CAS-BOT-BC150124  Holodiscus microphyllus var. glabrescens A. H. Kramer 1930-8-22 33 Shasta Prospect Pk., Lassen National Park 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
  CAS-BOT-BC150118  Holodiscus microphyllus var. glabrescens Brighton C. Cain 1925-8-24 128 Shasta Trail from summit of Mt. Lassen to Drakesbad 2438 Comment
  CDA21180  Holosteum umbellatum K. Martyn 2007-5-22 PDR 1361258 B Shasta Northern California; Single location in field at 26312 Jim Day Rd, McArthur. 990 Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  HSC101575  Hordeum murinum subsp. glaucum J. P. Smith, J. O. Sawyer 2010-5-8 12850 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  UCD85930  Hordeum murinum subsp. leporinum A. A. Beetle 1942-5-20 3333 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  UC415527  Horkelia daucifolia C. C. Parry 1887-1 Shasta Shasta Comment
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Jan 13 2008
  SEINET8506896  Horkelia daucifolia var. indicta D. W. Taylor 2008-5-15 20206 Shasta About 2.5 air miles Northwest of Shingletown, at South base of Di Hill. Along and East of right way of Pacific Gas pipeline 680 Comment
  UC1543677  Horkelia fusca subsp. tenella Harold and Virginia Bailey 1948-8-27 2915 Shasta near crossing of Badger Flat (Hat Creek); Lassen Volcanic National Park Comment
  JEPS91112  Horkelia tridentata subsp. flavescens Dean W. Taylor 1993-6-16 13685 Shasta North Coast Ranges, e base of Lookout Peak, on Bully Choop Mountain Road Lookout Peak; North Coast Ranges, Lookout Peak 1493 Comment
  UC12376  Horkelia tridentata subsp. tridentata Milo S. Baker 1894-6 Shasta Goose Valley Comment
  UC1736392  Horkelia tridentata subsp. tridentata Dean W. Taylor 1974-7-13 4084 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2286 Comment
  UCD33541  Hosackia oblongifolia Beecher Crampton 1969-6-19 8476 Shasta Shasta County, Castle Crag (rr siding) 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  HSC98278  Hosackia oblongifolia var. oblongifolia R. Spellenberg 1965-6-9 1069 Shasta Sacramento River, near old Soda Creek Rd., Castle Crag. Comment
  HSC22035  Hosackia pinnata Richard Spjut 1971-5-14 1906 Shasta O'Brien turnoff to Shasta Lake, 15 mi. N of Redding Comment
  UCD33948  Hosackia stipularis Beecher Crampton 1975-5-3 9182 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  JEPS89782  Hulsea nana Dean W. Taylor with Ingrid Olmsted 1974-7-31 4684 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2532 Comment
  CDA1457  Hydrilla verticillata J. R. Keck Jr., R. M. Price 1985-9-6 Shasta Anderson River Park, Anderson. 0 Comment
  CDA1434  Hydrilla verticillata G. Whipple, J. Pengelly 1988-10-23 Shasta Shea s Sand and Gravel big pond adjacent to Sacramento River; Smith Road, Redding. 0 Comment
  CDA1456  Hydrilla verticillata D. McBroome, J. Morton 1985-9-2 Shasta North side of Sacramento River, southeast of North Market Street and Rio Drive, Redding. 0 Comment
  CHSC99250  Hydrophyllum capitatum var. alpinum Lowell Ahart; John Dittes 2008-6-19 14853 Shasta About 120 yards east of the Pit River, about 30 yards west Cassel-Fall River Road, about 50 yards south of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  HSC47068  Hydrophyllum occidentale Howee Barban 1978-5-13 32 Shasta Trinity National Forest, Basin Gulch Campground. 854 Comment
  JEPS118668  Hypericum anagalloides Julie Kierstead Nelson 2007-9-20 2007 -33 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. Comment
  UC108677  Hypericum anagalloides unknown 1901-8-31 Shasta Castella Comment
  UC485741  Hypericum anagalloides H. F. Copeland 1932-8-15 Shasta where rd. crosses King's Creek Meadow; Mt. Lassen, King's Creek Meadow 2225 Comment
  JEPS66837  Hypericum perforatum J. W. Blankinship 1909-9-15 Shasta Olinda Comment
  UCD112379  Hypochaeris glabra Christopher Mallek 2008-5-8 AC3- 11 Shasta Ash Creek. 876 Comment
  HSC97655  Hypochaeris glabra L. Snyder, B. Redfern, , A. de Knijf 1999-4-18 49 Shasta Hwy. 36 330 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
  UC127690  Iliamna bakeri H. M. Hall and E. B. Babcock Jun 1903 4235 Shasta North-Eastern Shasta County Sierra Nevada Mountains 1219 Comment
  JEPS3330  Ipomopsis aggregata George Gillett 1952-7-28 113 Shasta 100 y above Park Hwy (and 1 mi above Hat Lake); Lassen National Forest 1981 Comment
  UC1036194  Ipomopsis aggregata George W. Gillett 1953-7-31 307 Shasta Noble Pass Lassen Volcanic National Park (e corner of park) Comment
  UC1036144  Ipomopsis congesta George Gillett 1952-9-1 244 Shasta summit area of Lassen Peak Lassen Volcanic National Park Comment
  UC604405  Ipomopsis congesta Herbert McLean Evans 1922-1 Shasta Lassen Peak Sierra Nevada Comment
  RSA113844  Ipomopsis congesta George W. Gillett 1953-8-6 318 Shasta Lassen Volcanic National Park: Slopes of Chaos Crags Crater 2012 Comment
  HSC67158  Iris macrosiphon J. P. Smith, J. O. Sawyer 1975-6-1 8186 Shasta Hwy. 36, 1.5 mi. E of Harrison Gulch Ranger Station Comment
  CHSC9201  Iris tenuissima G. Strausbaugh 1970-6-21 129 Shasta Near summit of Buckhorn Bally ca. 5.5 mi. s on dirt road from U. S. Hwy 299W, 19.5 mi east of Douglas City. 1473 Comment
  RSA137351  Iris tenuissima subsp. purdyiformis Lee W. Lenz, E. K. Balls 1955-5-14 20723 Shasta 17 miles east of Shasta-Trinity County line, along U.S. Highway 499 from Redding 366 Comment
  JEPS90402  Isatis tinctoria Dean W. Taylor 1993-5-2 13418 Shasta on jeep road between summit of ridge and South Cow Creek ((ca. 5 air mi s of Whitmore), (Inwood 7 1/2' USGS quadrangle, 1985 edition)); Cascade Range, Fulhart Gap 579 Comment
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Jul 14 2015
  CAS-BOT-BC69960  Isoetes bolanderi F. W. Peirson 1932-7-16 10102 Shasta Small pond just separated from Lake Eiler, Thousand Lake Basin. 1950 Comment
  UCSB27149  Isoetes nuttallii Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground, 9 miles N of Loftus along US Hwy 99. 457 Comment
  CHSC93211  Juncus balticus R. Fischer 2005-7-18 626 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along water edge of outer Horr Pond. 1007 Comment
  UC1149768  Juncus balticus Harold and Virginia Bailey 1948-8-27 2883 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  JEPS66926  Juncus bufonius B. C. Goldsmith 1916-7-20 6 Shasta near Sacremento River; Castle Rock Comment
  CHSC89788  Juncus bufonius var. bufonius R. Fischer; J. Marr 2004-5-22 421 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. 1011 Comment
  JEPS91290  Juncus bufonius var. occidentalis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9897 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 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
  HSC98423  Juncus digitatus Peter Zika, Carol W. Witham 2007-6-4 23021 Shasta Hamp Creek headwaters, 10 km NNE of Shingletown, Cascade Range Foothills 790 Comment
  JEPS88100  Juncus effusus subsp. pacificus V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7912 Shasta Harrison Gulch Rd. 3.3 mi (odometer) n Hwy. 36 (w of Platina); High North Coast Ranges 1066 Comment
  UC725992  Juncus ensifolius A. A. Heller 1922-8-1 13728 Shasta Castle Crag Comment
  JEPS100711  Juncus hemiendytus var. hemiendytus Dean Wm. Taylor with Glenn Clifton 1990-6-11 10864 Shasta Dry Lake, 7 miles SW of Burney 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
  OBI21168  Juncus leiospermus var. leiospermus Robert F. Hoover 1937-5-19 2270 Shasta 4 mi E of Redding Comment
  UC1523847  Juncus leiospermus var. leiospermus Robert Holland 1979-5-3 500 Shasta ca 2 mi n Dersch Rd. (Millville Plains Rd.) Comment
  SEINET10948571  Juncus marginatus Peter F. Zika 2011-7-4 Zika 25514 Shasta SW side of Locust Road, 0.1 road mile from Barney Road, Interior North Coast Ranges (NCoRI). 135 Comment
  UCR246353  Juncus marginatus Peter F. Zika 2011-7-4 25514 Shasta Interior North Coast Ranges (NCoRI), SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  RSA69627  Juncus mexicanus F. W. Peirson 1932-7-9 10271 Shasta Below Burney Spring 1433 Comment
  UCD67856  Juncus nevadensis Collector unknown 1996-9-9 Shasta Lassen Volcanic National Park. Perennial grasslands in meadows at Upper Kings Creek. 2305 Comment
  SEINET3440034 Image available Juncus occidentalis Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  RSA368304  Juncus parryi H. F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen, near timberline. 2591 Comment
  UCD18886  Juncus saximontanus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 194 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY001. Comment
  JEPS91035  Juncus tenuis Dean Wm. Taylor with Glenn Clifton 1990-6-11 10857 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  POM260020  Juncus tenuis C. L. Hitchcock 1940-5-17 6455 Shasta 3 miles east of Redding. 152 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
  RSA598411  Juniperus occidentalis var. occidentalis F. C. Vasek 1964-8-7 640807 -13 Shasta State 299, 10 miles east of its junction with State 89 at Pit River Falls Panoramic Point Comment
  SEINET11056185  Juniperus occidentalis var. occidentalis D. Charlet, R. Tausch 1995-9-27 2213 Shasta South Cascades, Hat Creek campground, 30 km N of Mount Lassen. 1067 Comment
  CAS-BOT-BC56344  Kalmia microphylla subsp. microphylla Frederick V. Coville; Frederick Funston 1891-8-7 1554 Shasta Near Mineral King, Sierra Nevada 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
  JEPS90924  Kalmia polifolia subsp. polifolia Dean W. Taylor with Ingrid Olmsted 1974-7-13 4089 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2551 Comment
  UC41713  Keckiella lemmonii Milo S. Baker 1893-6 Shasta near Dunsmuir; Sacramento Canyon Comment
  UC719829  Keckiella lemmonii Rogers McVaugh 1941-8-4 6237 Shasta ca 35 mi n Redding (woods along U.S. Hwy 99) Comment
  CAS-BOT-BC246170  Keckiella lemmonii J. Clausen 1932-9-16 663 Shasta 8.7 miles west of Redding on road to Eureka Comment
  UC889313  Kelloggia galioides Blanche Clear 1938-7-14 Shasta Manzanita Lake; Lassen National Park Comment
  UCD121974  Kelloggia galioides G. F. Hrusa; T. D. Wilfred 1996-6-11 13009 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1386 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
  UC501563  Koeleria macrantha Frank W. Peirson 1932-7-9 10266 Shasta Burney Spring 1432 Comment
  CAS-BOT-BC273606  Koeleria pyramidata Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  JEPS13531  Kopsiopsis strobilacea Edith M. Wickes Shasta Comment
  CAS-BOT-BC341362  Lagophylla glandulosa Alice Eastwood 1912-6-26 678 Shasta Millville Comment
  CAS-BOT-BC341368  Lagophylla glandulosa Jas. McMurphy 1914-6-22 s.n. Shasta Redding Comment
  CHSC93315  Lamium amplexicaule R. Fischer 2005-4-17 570 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in meadow adjacent Horr Pond and south of camp 7. 1008 Comment
  JEPS104080  Lasthenia gracilis Lowell Ahart 2003-5-12 10132 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
  CAS-BOT-BC204925  Lathyrus William Adams Dayton 1913-8-25 547 Shasta Shasta National Forest. Near Screwdriver Creek, Summit Lake Range 1554 Comment
  CAS-BOT-BC204926  Lathyrus James McMurphy 1914-6-16 s.n. Shasta Hillside above pumping plant, Redding Comment
  CAS-BOT-BC204927  Lathyrus James McMurphy 1914-6-1 s.n. Shasta Near tunnel above Kennet [Kennett] Comment
  SEINET8399363  Lathyrus brownii A. Heller 1927-5-14 14378 Shasta Base of Black Butte, Mt. Shasta. 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
  CDA13035  Lathyrus lanszwertii var. aridus G. F. Hrusa, T. D. Wilfred 1996-6-1 12965 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  UCD106366  Lathyrus lanszwertii var. aridus G. F. Hrusa; T. D. Wilfred 1996-6-10 12965 Shasta Approx. 1 mile N of Hwy 44 intersection. 1635 Comment
  JEPS100889  Lathyrus lanszwertii var. tracyi Dean W. Taylor 1993-6-15 13613 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  SEINET10451850  Lathyrus pauciflorus Katherine L. Morris 1973-5-25 Morris 262 Shasta Collected at the junction of hwy 299 and 89 on hwy 89, in an area of yellow pine And oak. Comment
  CAS-BOT-BC213273  Lathyrus sulphureus James McMurphy 1914-4-1 s.n. Shasta Pitt River Comment
  CHSC63055  Lathyrus sulphureus Vernon H. Oswald; Lowell Ahart 1994-4-27 6124 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.45 mi E (clockwise) of the trailhead. 335 Comment
  UCD106456  Lathyrus sulphureus W. R. Powell 1965-7-8 1229 Shasta State Highway 299, 1 mile northeast of Buckhorn summit. 914 Comment
  RSA125723  Ledum glandulosum George W. Gillett 1952-7-20 86 Shasta Vicinity of Sulphur Works. Above high way adjacent to hot springs. 2134 Comment
  UC1101288  Lemna turionifera Malcolm A. Nobs, Herbert L. Mason 1949-5-29 748 Shasta between Pitt River Bridge and Hat Creek (Highway 299) Comment
  SEINET3450913  Leontodon taraxacoides subsp. longirostris Lowell Ahart, John Dittes 2003-5-22 10190 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, north side of a small wash west of the poor dirt road 250 Comment
  HSC101633  Lepidium campestre J. P. Smith 2010-6-24 12957 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  CAS-BOT-BC89849  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta Along highway, 16 miles north of Red Bluff. Comment
  JEPS53778  Lepidium virginicum J. W. Blankinship 1911-3-19 Shasta Olinda Comment
  SEINET9368918  Leptochloa fusca Unknown 1997-8-12 Shasta Fall River Valley Comment
  HSC17091  Leptosiphon bolanderi C. L. Hitchcock 1940-5-23 6524 Shasta 0.5 mi. above Burney Falls Comment
  SBBG15258  Leptosiphon ciliatus D. Myrick 1961-6-24 351 Shasta Mt Lassen Nat Park loop Rd, 2 mi above Manzanita Lake 1981 Comment
  POM126982  Leptosiphon filipes M. S. Baker 1900-4-29 s.n. Shasta Anderson Road near Stillwater. Comment
  RSA601528  Leptosiphon montanus L. C. Wheeler 1935-4-28 3447 Shasta O'Brien Creek off Sacramento River. (Mt. Diablow Mer.) 427 Comment
  CHSC3608  Leptospermum laevigatum R. Jaegel 1966-3-5 43 Shasta Collected 3 miles south of Redding. At the residence of Mr. J. Willis. Comment
  CAS-BOT-BC341888  Lessingia nemaclada Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  UC179133  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta 10 mi n Delta (on the Pacific highway) Comment
  CAS-BOT-BC341882  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta In the Sacramento Canon [Canyon], 10 miles north of Delta on the Pacific Highway Comment
  RSA15469  Lessingia nemaclada John T. Howell 1936-8-22 12688 Shasta French Gulch Comment
  RSA38294  Lessingia nemaclada H. D. Ripley, R. C. Barneby 1948-1-6 9651 Shasta South base of Castle Rock 579 Comment
  CAS-BOT-BC342049  Lessingia virgata John Thomas Howell 1969-8-4 45874 Shasta About 9 miles northeast of Cottonwood Comment
  OBI77290  Leucanthemum vulgare Anthony Baniaga 2011-6-18 368 Shasta Lassen NF. N side of Bidwell Pond. Murken Bench quad. T34N R4E sec 1 SW of SE 1015 Comment
  CAS-BOT-BC444495  Lewisia triphylla Roxana S. Ferris; Laura Lorraine 1941-8-10 10461 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  UC1543707  Lewisia triphylla Harold and Virginia Bailey 1948-8-27 2955 b Shasta below Emerald Lake (Loop Highway at water fountain); Lassen Volcanic National Park 2438 Comment
  POM101910  Lewisia triphylla Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM260444  Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UC1037144  Leymus cinereus Leo Whitney 1935-6-25 3310 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  RSA86691  Leymus triticoides F. W. Peirson 1932-7-9 10269 Shasta in a pasture at Burney Spring 1433 Comment
  RSA747897  Ligusticum apiifolium J. R. Shevock 1992-6-16 12188 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC509372  Lilium kelleyanum Alice Eastwood 1912-6-29 857 Shasta Goose Valley Comment
  RSA113330  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles SE of Ranger Station along State Hwy 89. 976 Comment
  UCD19563  Lilium pardalinum Gerald Dickinson 1963-7-2 67 Shasta Stop along Hwy. 89 by Hat Creek. One mile south of Hat Creek Post Office. 1066 Comment
  CAS-BOT-BC132958  Lilium rubescens L. E. Smith 1913-6-19 380 Shasta Castella Comment
  LA22090  Lilium washingtonianum Carl Epling; Mrs. Epling August 115 1935 sn Shasta Bear Butte, Mt. Lassen Comment
  CAS-BOT-BC133087  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1912-6-29 850 Shasta Goose Valley Comment
  CAS-BOT-BC133086  Lilium washingtonianum subsp. washingtonianum Hans Leschke 1967-8-3 s.n. Shasta Lassen Volcanic Nat. Park, near Noble Pass 1828 Comment
  CAS-BOT-BC110614  Limnanthes Margaret M. Hanna 1956-6-3 s.n. Shasta Along Highway 299, 51.5 miles east of Redding. Comment
  SEINET10969347  Limnanthes W. D. Stevens 1985-4-25 Stevens 23596 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC278074  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles N of exit 714 for Gibson road, Klamath Range (KR) 495 Comment
  CHSC93100  Limnanthes alba subsp. alba R. Fischer 2005-4-14 582 Shasta Cascade Range Foothills. Bella Vista. Ca. 9 miles east of Redding along Hwy. 299. Plants growing in a vernally wet drainage on a vacant lot immediately east of 'Nick's Grill'. 304 Comment
  JEPS47377  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-28 1486 Shasta 4.2 mi w Ingot Comment
  UC1520457  Limnanthes alba subsp. versicolor Kermit Ritland May 1981 Shasta 1/2 mi n Cayton Creek (off Hwy 89) 800 Comment
  UC971859  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1261 Shasta 6.7 mi w Ingot (along US Hwy 299) 304 Comment
  SEINET3841330 Image available Limnanthes alba var. versicolor John Thomas Howell 1964-5-13 40705 Shasta Cayton Creek, 5 miles north of Burney Falls Comment
  JEPS47379  Limnanthes floccosa L. R. Heckard, and Robert Ornduff 1966-4-28 1485 Shasta 4.2 mi w Ingot Comment
  CHSC107528  Limnobium laevigatum R. Leavitt 2005-5-23 PDR 1365193 Shasta Island Drive Pond in Redding. Comment
  SEINET7067175  Linanthus filipes A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC880248  Linanthus filipes C. L. Hitchcock 1940-5-17 6440 Shasta 3 mi e Redding 152 Comment
  RSA647845  Linanthus pungens James Buel 1957-1-8 197 Shasta Warner Valley, Lassen National Park Comment
  CDA21348  Linaria dalmatica K. Martyn 2007-4-4 PDR 1361234 Shasta Whiskeytown National Recreation Area, 0 Comment
  RSA186837  Linaria dalmatica T. C. Fuller 1966-7-20 14960 Shasta S. side of road Pittville, 0.4 mi. e. of Hwy 299, 1.7 mi. e . of McArthur Post Office. Comment
  UC1553460  Linnaea borealis var. longiflora E. Dean 1988-7-13 132 Shasta 1.8 rd mi w where E Fork of Nelson Crk crosses road 37N02; E Fork of Nelson Creek Comment
  CDA35774  Linum bienne J. R. Keck Jr. 1991-6-1 PDR# 725212 Shasta Shingletown. 0 Comment
  CHSC61988  Linum lewisii var. lewisii Vernon H. Oswald 1993-9-7 5930 Shasta Lassen Volcanic National Park. N side of Little Hot Springs Valley, W of Lassen Hwy. (Hwy.89). Locally common on an open rocky slope bordering the valley. 2468 Comment
  UC335401  Listera convallarioides Lemmon Shasta near Lassen's Peak Comment
  JEPS41361  Lithocarpus densiflorus James Griffin 1964-7-31 1268 Shasta from U.S. Hwy 299 to Big Bend (along county road, between Roaring Creek and old R. L. Smith logging camp) 853 Comment
  UC5555  Lithocarpus densiflorus W. H. Brewer Sep 26 1862-Sep 28 1862 1450 Shasta Summit of Bally Shasta Comment
  CAS-BOT-BC36165  Lithocarpus densiflorus var. densiflorus C. Hart Merriam 1907-9-10 s.n. Shasta Hatcher Creek on Montgomery Hill Comment
  CAS-BOT-BC435634  Lithophragma heterophyllum F. Almeda; R. Eisenhardt 1995-5-29 7419 Shasta Willow Creek ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Sqyaw Valley Rd. in McCloud. 883 Comment
  UC650305  Lithophragma tenellum J. E. Burgess Jul 1920 96 Shasta Lassen Volcanic National Park 1676 Comment
  JEPS104945  Lithospermum Dean W. Taylor 1993-6-2 13549 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CHSC101057  Lithospermum arvense John Dittes 2008-5-20 1517 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
  JEPS94474  Lithospermum arvense Vernon Oswald, B. Corbin, M. Dolan and G. Schoolcraft 1997-5-31 8528 Shasta on e side of Hollenbeck Swamp on the se side of Big Lake n of McArthur Big Lake; , Hollenbeck Swamp 1008 Comment
  CAS-BOT-BC317328  Lithospermum californicum Alice Eastwood; John Thomas Howell 1940-6-11 7921 Shasta Near Fall River Mills Comment
  CHSC93287  Lolium perenne R. Fischer 2005-5-21 509 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants growing along parts of main park road on the western shore of Big Lake. 1010 Comment
  CHSC84086  Lomatium caruifolium var. denticulatum Lowell Ahart; John Dittes 2003-5-12 10129 Shasta Pasture field, about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UCD127045  Lomatium dasycarpum subsp. tomentosum Beecher Crampton 1953-5-1 1201 Shasta 0.5 mile north of Cottonwood. Comment
  UCD127729  Lomatium dasycarpum subsp. tomentosum W. Robert Powell 1981-5-13 2797 Shasta 3 miles west of Cottonwood, south side of Gas Point Road. 146 Comment
  CHSC96194  Lomatium dissectum var. multifidum R. Fischer 2006-5-14 970 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along main park road on the western edge, north end, of Big Lake. Plants growing in outcrop of volcanic rocks with YPF overstory and brushy surrounds. 1008 Comment
  JEPS89938  Lomatium dissectum var. multifidum Dean W. Taylor 1993-5-22 13461 Shasta 2.5 road mi. e. Sanford Pass (on Forest Rd. 36N20, Sacramento R. drainage (ca. 5 air mi. w. Lamoine), Slate Creek watershed); Klamath Region, Trinity Mts., Sacramento R. drainage, Slate 1143 Comment
  CHSC34845  Lomatium macrocarpum M. S. Taylor 1980-6-25 2958 Shasta Grizzly Peak and west ridge, ca. 5 air mi due e of Lake McCloud. 1905 Comment
  JEPS17106  Lomatium macrocarpum J. W. Blankinship 1911-6-5 Shasta Olinda Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
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Oct 27 2009
  SEINET10454677  Lomatium macrocarpum Mary Susan Taylor 1980-6-25 Taylor 2958 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
  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
  SEINET7073557  Lomatium utriculatum A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  UC1441336  Lomatium utriculatum Bert G. Brehm 1968-6-6 2912 Shasta about 8.5 mi W of Manton (Paynes Creek Rd. just S of jct with Rt. 9A) 487 Comment
  UCD127433  Lomatium utriculatum G. F. Hrusa 1992-5-1 10454 Shasta Shasta County. Comment
  POM68323  Lonicera conjugialis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC240839  Lonicera interrupta Mrs. D. B. McAllister 1918-5-29 12 Shasta Ydalpom Comment
  CHSC37669  Lonicera interrupta T. B. Devine 1981-9-6 777 Shasta Wilson Hill Road, ca. 2 mi S of Shingletown. 731 Comment
  RSA455712  Lonicera interrupta H. E. McMinn 1931-6-26 2495 Shasta Pitt River and Sacramento River junction. Bridge and Highway. Comment
  CHSC111625  Lotus Sue Pappalardo 1993-7-9 461 B Shasta Yolla Bolla Ranger District. Located in Regan Meadow, between and near the intersection of Forest Service roads 28N68 and 28N15. 1500 Comment
  CHSC93321  Lotus corniculatus R. Fischer 2005-5-21 558 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed along the western shore of Big Lake. Along length of main park road. 1010 Comment
  SD104410  Lotus corniculatus Reid Moran 1978-6-25 26083 Shasta Common in PFF meadow, west of Little Roaring Creek. 740 Comment
  UCR206313  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2009-6-14 15018 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
  SEINET6932516  Lotus corniculatus A. G. Vestal 1947-5-2 s.n. Shasta 1.9 miles west of Cottonwood. 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
  UC144516  Lotus humistratus A. A. Heller 1905-5-25 7848 Shasta near Redding Comment
  UC864818  Lotus humistratus C. L. Hitchcock 1940-5-17 6444 Shasta 3 mi e Redding 152 Comment
  SEINET11071686 Image available Lotus humistratus A. A. Heller 1905-5-25 7848 Shasta Near Redding Comment
  RSA116076  Lotus oblongifolius E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-14 20725 Shasta 17 mi. e. of Shasta-Trinity Co. line along U.S. Hwy. 499, Redding to Weaverville. 366 Comment
  JEPS87582  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1994-5-6 6178 Shasta sw of Clikapuda Bay (Clikapuda Trail paralleling Clikapuda Creek, off of the Pit Arm of Shasta Lake) 350 Comment
  UC864860  Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 mi e Redding 152 Comment
  SEINET2441570  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14980 Shasta Southern Cascade Range: nRoad 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown (Viola 7.5' Q.). 1261 Comment
  JEPS87693  Lotus stipularis var. ottleyi Vernon H. Oswald and Lowell Ahart 1994-4-27 6132 Shasta on w side of McCloud River Arm of Shasta Lake (1.1 mi e (clockwise) of trailhead, Bailey Cove Trail); , Bailey Cove Trail 335 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
  UC1051436  Ludwigia palustris Herbert L. Mason 1955-8-14 14659 Shasta Pitt River at Fall R. Mills Pitt R., Fall River Mills Comment
  JEPS89817  Luina hypoleuca Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9234 Shasta Grizzly Peak, extreme northeastern Shasta Co., waterhsed divide between Pit and McCloud Rivers Grizzly Peak; Northeastern California, Grizzly Peak 1889 Comment
  RSA502327  Luina hypoleuca D. W. Taylor, G. L. Clifton 1987-8-5 9234 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divide between Pit and McCloud rivers). 1890 Comment
  UC1543828  Lupinus Harold and Virginia Bailey 1948-8-25 3039 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1543833  Lupinus Harold and Virginia Bailey 1948-8-27 2947 a Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park, ridge overlooking Lake Helen 2590 Comment
  UC725345  Lupinus A. A. Heller 1941-7-24 16262 Shasta about midway between Summit Lake and Devastated Area; Lassen Volcanic National Park, btw Summit Lake and Devastate Comment
  UC726355  Lupinus A. A. Heller 1941-6-24 16182 Shasta along U.S. Highway #299 near the foot of the grade e side Hatchet Mountain; e side of Hatchet Mountain Comment
  NY15894  Lupinus A. A. Heller 1941-7-24 16262 Shasta In the forest about midway between Summit Lake and the Devasted Area, Lassen Volcanic National Park...Canadian Life Zone. Comment
  CAS-BOT-BC196309  Lupinus albifrons var. eminens A. A. Heller 1905-5-25 7849 Shasta Near Redding Comment
  SBBG16525  Lupinus andersonii D. Myrick 1961-6-23 332 Shasta 0.5 mi down Hat Crk Rd from Hat Lake Comment
  UCD106430  Lupinus andersonii D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen Volcanic National Park. 1960 Comment
  UC725893  Lupinus arbustus A. A. Heller 1940-5-28 15688 Shasta along U.S. Highway #299, 2 mi e Hatchet Summit; e of Hatchet Summit Comment
  UC865451  Lupinus arbustus Alice Eastwood Aug 22 1912-Aug 26 1912 1804 Shasta Lassen Butte Region Comment
  UC334576  Lupinus arbustus J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  CHSC89795  Lupinus argenteus var. argenteus R. Fischer; J. Marr 2004-9-27 340 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She. On mdw. 1010 Comment
  CAS-BOT-BC208812  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47435 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south Comment
  CAS-BOT-BC208818  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47439 Shasta Highway 299, Fall River Mills, 1.4 miles northeast. Comment
  CAS-BOT-BC208829  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1007 Shasta Goose Valley Comment
  CAS-BOT-BC208830  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1006 Shasta Goose Valley Comment
  RSA699529  Lupinus argenteus var. heteranthus R. D. Fischer, J. Marr, Bill B. Fischer 2004-5-22 0202 Shasta Fall River Mills 7.5 quad. Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. 1024 Comment
  UC1537145  Lupinus argenteus var. heteranthus Gordon H. True Jr. 1938-5-24 952 Shasta near Lake Britton; near Lake Britton 914 Comment
  HSC49836  Lupinus bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9822 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  HSC65907  Lupinus bicolor D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 66 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  UCR206053  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 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
  SD46394  Lupinus caudatus E. K. Balls, L. W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls (junction State Highway 89 and U. S. Highway 299). 1006 Comment
  CHSC9177  Lupinus croceus var. pilosellus G. Strausbaugh 1970-6-21 116 Shasta Near summit Buckhorn Bally ca. 3.3 mi. S. from U.S. Hwy. 299 W. 19.5 mi. E. of Douglas City. 1470 Comment
  SBBG13752  Lupinus latifolius var. viridifolius H. and M. Dearing 1939-6-16 3658 Shasta 26 mi W of Redding Comment
  UC501355  Lupinus lepidus var. lobbii H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen 2225 Comment
  UCD108579  Lupinus lepidus var. sellulus John Thomas Howell 1961-6-19 36547 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  CHSC4564  Lupinus microcarpus var. microcarpus C. Glascock 1965-5-15 391 Shasta Roadside ca. 5 mi. w of Burney, on US 299. 1219 Comment
  UCD109098  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta 3 miles west of Simmons Way on Placer Road, ca. 6 miles west of Redding on road to Igo. Comment
  CAS-BOT-BC8214  Lupinus nanus var. vallicola Amos Arthur Heller 1905-5-25 7850 Shasta Near Redding Comment
  SEINET2063098 Image available Lupinus obtusilobus Marc Mittleman 1980-8-1 232 Shasta Picnic table area, Lassen Volcanic National Park 2468 Comment
  UC444988  Lupinus obtusilobus E. B. Copeland Aug., 1930 Shasta Mt. Lassen; open cone Mt. Lassen 2700 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
  CHSC118557  Lupinus polycarpus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21405 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  UC1543841  Lupinus polyphyllus var. burkei Harold and Virginia Bailey 1948-8-25 2984 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  RSA104790  Lupinus polyphyllus var. pallidipes C. P. Smith 1932-5-14 4643 Shasta Redding along RR Comment
  UC54421  Lupinus polyphyllus var. polyphyllus H. M. Hall and E. B. Babcock June 1903 4279 Shasta North Fork Battle Creek Sierra Nevada Mountains, North Fork Battle Creek (se Shasta Co.) 1219 Comment
  JEPS101273  Luzula divaricata Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9911 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  UCD142357  Luzula subsessilis Peter F. Zika 2010-5-1 24790 Shasta above SE shore of Alpine Pond. Santa Cruz Mountains. San Francisco Bay. 660 Comment
Read comments
Nov 21 2015
  JEPS101599  Lycopus americanus Dean W. Taylor 1999-8-13 17327 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  UC1191690  Lysimachia thyrsiflora Malcolm A. Nobs, S. Galen Smith 1949-7-20 Shasta 3 mi e of McArthur (e side of Big Lake); Big Lake Comment
  UC22444  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC376416  Lythrum Greg de Nevers 2001-7-25 12622 Shasta Ahjumawi State Park. 914 Comment
  RSA0056567  Lythrum Greg de Nevers 2001-5-25 12622 Shasta Ahjumawi State Park. 914 Comment
  JEPS124387 Image available Lythrum salicaria Lowell Ahart, John Dittes 2015-7-15 20358 Shasta On the north side of County Road A19, 3.8 miles west of McArhur, Fall River Valley. Comment
  POM362223  Madia bolanderi C. G. Pringle 1882-9-7 s.n. Shasta About Mt. Shasta Comment
  UCD135721  Madia citrigracilis Bruce G. Baldwin 1986-6-26 606 Shasta Burney Springs, 10 miles east of junction with California State Highway 89 (near Hat Creek) along Forest Service Road 26. Comment
  CAS-BOT-BC342663  Madia citriodora Alice Eastwood 1912-6-29 890 Shasta Goose Valley Comment
  SEINET3450905  Madia citriodora Lowell Ahart, John Dittes 2003-5-22 10197 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, east of the poor dirt road 250 Comment
  CAS-BOT-BC343978  Madia elegans A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CAS-BOT-BC343972  Madia elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mi. west of Viola on the Red Bluff road Comment
  SD124921  Madia elegans R. D. Goeden 1986-9-11 Shasta Summit Lake Road, southeast of Chalk Mountain along the Pit River, Shasta National Forest. Ca. 35 miles northeast of Redding 1220 Comment
  UCSB12838  Madia elegans Breedlove, Dennis 1962-6-11 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CHSC118573  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21398 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC96672  Madia exigua Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13838 Shasta About 100 yards north of a poor dirt road, about 1/4 mile north of Digger Creek, about 1/2 mile north of Manton Road, about 4.3 miles east northeast of the intersection of Manton Road and Wildcat Road, about 1 1/2 miles (air) southwest of Manton. 256 Comment
  JEPS113197  Madia exigua Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13838 Shasta About 100 yards north of a poor dirt road, about 1/4 mile north of Digger Creek, about 1/2 mile north of Manton Road, about 4.3 miles east northeast of the intersection of Manton Road and Wildcat Road, about 1 1/2 miles (air) southwest of Manton 256 Comment
  JEPS89658  Madia exigua Dean W. Taylor 1974-6-13 3701 Shasta Hwy. 89 at crossing of Pit R. at Lake Briton; Cascade Mts. 914 Comment
  JEPS3341  Madia glomerata George Gillett 1952-8-24 219 Shasta in area back of store Sulphur Works; Lassen Volcanic National Park 2118 Comment
  HSC67993  Madia gracilis J. P. Smith 1976-5-22 8812 Shasta French Gulch-Carrville Rd. 732 Comment
  CAS-BOT-BC343410  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine. 2 mi. S. of Castella Comment
  POM362200  Madia minima Christopher Davidson 1973-5-26 2155 Shasta 4 miles west of Cassell road junction with State HIghway 299, near Hat Creek 305 Comment
  CHSC30113  Maianthemum racemosum M. S. Taylor 1980-6-10 2818 Shasta On s side of Sims Rd, ca. 2.5 mi se of Sims Flat Campground, ca. 7 mi s of Sweetbriar on I5. 1030 Comment
  UCD139050  Maianthemum racemosum G. F. Hrusa; T. D. Wilfred 1996-6-10 12997 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  SJSU516  Maianthemum racemosum G. Witherspoon 1940-6-29 2158 Shasta Sulfur Works, Lassen Volcanic National Park 2042 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
  HSC49129  Malacothrix floccifera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9733 Shasta County Rd. A16, 14.3 mi. from its junction with S.R. 36 366 Comment
  HSC97664  Malacothrix floccifera A. Hove, A. Poteet, C. Sanville 1999-4-17 46 Shasta Hwy. 36; S-facing slope 128 Comment
  CHSC78074  Marah fabacea Terry Nelson 1998-4-18 240 -27 Shasta Near the convergence of Ash Creek into the Sacramento River s of Ash Creek and e of the Sacramento River. 134 Comment
  HSC85747  Marah watsonii J. P. Smith, J. O. Sawyer 1982-5-8 10379 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  UCD80459  Marsilea vestita subsp. vestita CNPS SN Foothill Team 2006-5-9 SNFN 0364 b Shasta Shasta Land Trust Easement, in the Swede Creek Plains on the Hathaway Ranch. 262 Comment
  UCD136585  Marsilea vestita subsp. vestita P. B. Kennedy 1927-6-13 7 Shasta Pit River, Looseley Pool. Comment
  CDA13046  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-6-1 12977 Shasta Lassen National Forest; Steep, rocky slopes on W side of Hwy 44 approx. 200 meters N of Big Spring. Chaparral with scattered Pinus jeffreyi. Occasional perennial in partial shade. Comment
  CAS-BOT-BC271121  Melica bulbosa Hans Leschke 1961-8-18 1828 Shasta Summit area of Diamond Peak, Lassen Volcanic National Park 2423 Comment
  CHSC61126  Melica bulbosa Vernon H. Oswald; Lowell Ahart 1993-7-27 5721 Shasta Lassen Volcanic National Park. E side of the drainages above (south of) the lower lake in Blue Lake Canyon. 2148 Comment
  SEINET3449597  Melica californica Lowell Ahart, John Dittes 2003-5-22 10192 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwest of Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, West of the poor dirt road 250 Comment
  CHSC116251  Melica harfordii Barbara L. Wilson; Nick Otting 2015-5-29 84141 Shasta Pollard Gulch Day Use Area on the Sacramento River; 40.99647 north, 122.41309 west, +/- 39 feet. 413 Comment
  CSUSB1131  Melilotus albus William Horn Jr. 1965-6-16 650616 1 Shasta Redding, 4660 Highway 99 South edge of creek, suburban area. 182 Comment
  CHSC60366  Mentzelia dispersa Mary Ann Showers 1992-6-28 2642 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  UCD73074  Menyanthes trifoliata W. A. Harvey 1954-6-8 Shasta Silver Lake, around shore. 1524 Comment
  CAS-BOT-BC428726  Micranthes californica L. E. Smith 1913-4-21 81 Shasta Anderson Comment
  CHSC4025  Micranthes integrifolia Sadie Gualtieri 1967-3-24 Shasta Hiway 44 out of Redding, S. at Deschutes Rs., 2 or so miles to Belmont Drive to end of st. on W slope. Comment
  LA209003  Micranthes nidifica F. J. Hermann; 1931-6-22 Shasta Bumpass Mountain, Above Bumpass Hell trail 2346 Comment
  CAS-BOT-BC429246  Micranthes oregana A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC429245  Micranthes oregana Blanche Clear 1940-7-25 s.n. Shasta King's Creek Meadow, Lassen Volcanic Park Comment
  CAS-BOT-BC429299  Micranthes tolmiei George W. Gillett 1957-8-8 985 Shasta Lassen Volcanic National Park. Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat. 2651 Comment
  CDA35499  Micropus californicus E. Finley 2007-5-1 PDR# 1365084 Shasta Redding; Logan Rd. 0 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
  CAS-BOT-BC349362  Microseris nutans Alice Eastwood; John Thomas Howell 1940-6-11 7940 Shasta Near McArthur Comment
  JEPS3731  Microseris nutans George Gillett 1952-8-17 195 Shasta two mi below sign indicating trail to Bumpas Hell (along main highway through Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CAS-BOT-BC349357  Microseris nutans Frank W. Peirson 1926-6-22 6812 Shasta Trail from Drakesbad to Boiling Lake, Lassen National Park 1706 Comment
  CHSC45353  Microsteris gracilis Vernon Oswald 1986-6-25 2156 Shasta Lassen Park, trail to Paradise Meadows. 2011 Comment
  CHSC9198  Microsteris gracilis G. Strausbaugh 1970-3-29 19 Shasta Just beyond ne end of parking lot of Brandy Creek Swimming Area. 376 Comment
  CHSC93281  Microsteris gracilis R. Fischer 2005-4-17 636 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in a crevice of volcanic boulders within a cinder cone field north of the upper end of Big Lake. 1028 Comment
  HSC85817  Microsteris gracilis Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 70 Shasta Basin Gulch Campground. 900 Comment
  RSA565021  Mimulus bicolor D. W. Taylor 1993-5-2 13412 Shasta s base of DI Hill; along ephemeral tributary creek S of Ponderosa Way. 671 Comment
  UC444814  Mimulus breweri W. C. Blasdale Aug. 1891 Shasta Base of Mt. Grayback [=Mt. San Gorgonio], San Bernardino Mts.; Dry Lake Comment
  RSA768479  Mimulus cardinalis Justin M. Wood 2010-9-2 2570 Shasta [Round Mountain:] Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  JEPS11034  Mimulus guttatus Virginia Bailey 1935-3-3 Shasta Anderson Comment
  SEINET10570336  Mimulus guttatus Patricia L. Kenney 1973-6-4 Kenney 406 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 mi s of Dunsmuir. 457 Comment
  SEINET5737821 Image available Mimulus guttatus J. Maze 1971-1 770 Shasta About 1 mile west of Redding city limits on Hwy 299.; Redding Comment
  UC1738701  Mimulus jepsonii Dean W. Taylor 1987-6-4 8984 Shasta summit Mushroom Rock 1889 Comment
  UC726296  Mimulus kelloggii A. A. Heller 1942-5-3 Shasta 5 1/2 mi w Ono (Sunnyhill Mine Road) Comment
  POM5022  Mimulus kelloggii Milo S. Baker 1900-5-2 s.n. Shasta Red Road near Furnaceville. Comment
  RSA409257  Mimulus kelloggii Louis C. Wheeler 1935-4-28 3446 Shasta O'Brien Creek off Sacramento River. (Mt. Diablow Mer.) 427 Comment
  JEPS28550  Mimulus layneae George W. Gillett 1957-7-9 681 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Hat Creek, Lost Creek 1524 Comment
  CDA41707  Mimulus layneae T. C. Fuller 1963-7-15 10873 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  RSA148809  Mimulus layneae I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16533 Shasta 8.4 mi SW of junction of Highways 89 and 299, on Hwy 89. Comment
  RSA535436  Mimulus layneae David M. Thompson 1988-6-6 935 Shasta 6 air mi NE of Burney Mt. lookout. 7.3 mi S of Hwy 299 jct along Hwy 89; 0.2 mi S of Lassen National Forest boundary sign, W side of Hwy. 1037 Comment
  SEINET10570239  Mimulus layneae Patricia L. Kenney 1973-6-4 Kenney 403 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 mi s of Dunsmuir. 457 Comment
  UCSB27133  Mimulus layneae 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
  UC886274  Mimulus lewisii Alice Eastwood Aug 22 1912-Aug 26 1912 1864 Shasta streams at foot Lassen Butte Comment
  UC1063131  Mimulus microphyllus P. L. Johannsen 1932-6-12 135 Shasta Jones Valley Redding Quadrangle 365 Comment
  UC725534  Mimulus microphyllus A. A. Heller 1941-5-30 16156 Shasta 3 mi ne Redding Comment
  UCD148889  Mimulus microphyllus Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8205 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road called Silverthorn Road, above and to the west of Silverthorn Bay. 381 Comment
  CHSC9242  Mimulus moschatus G. Strausbaugh 1970-6-21 127 Shasta At seepage stream east side dirt road Buckhorn Bally ca. 3.1 mi. south from U. S. Hwy. 299W 19.5 mi. east of Douglas City. 1097 Comment
  SBBG19483  Mimulus moschatus J. A. Lowery 1962-7-10 9 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 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
  HSC40175  Mimulus primuloides Thomas W. Nelson, Jane P. Nelson 1976-8-1 3128 Shasta Lassen Volcanic National Park; Kings Creek Meadow along N side of Lassen Peak Rd. Comment
  JEPS95356  Mimulus primuloides subsp. linearifolius Vernon H. Oswald and L. Ahart 1994-6-14 6277 Shasta T38N R5W center Sec. 10, 4080 ft, Yellow Pine Forest. Forest Rd. 25, 5.7 mi W of the Castle Crags State Park-Shasta National Forest boundary, 0.3 mi E of the culvert at Castle Creek 1243 Comment
  RSA234805  Mimulus primuloides var. linearifolius Francis W. Pennell 1940-7-19 26190 Shasta Along Shotgun Creek, north of Lamoine. 549 Comment
  UCD122842  Mimulus pulsiferae G. F. Hrusa 1992-5-1 10470 Shasta S of Montgomery Creek. Comment
  UC917312  Mimulus tilingii K. L. Olson 1949-7-30 15 Shasta King's Creek Meadow Mt. Lassen National Park Comment
  JEPS11703  Mimulus torreyi Francis W. Pennell 1940-6-7 25709 Shasta e Burney (Route 299, w of Buckham Lodge) 1097 Comment
  UC445198  Mimulus torreyi Milo S. Baker 1898-7-7 387 Shasta Steven's upper Clover Cr. Comment
  UC886413  Mimulus tricolor Alice Eastwood Jun 29 1912-Jul 11 1912 968 Shasta Goose Valley Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  CHSC89766  Minuartia douglasii R. Fischer; J. Marr 2004-5-25 437 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail near camp 7. On road bed. 1016 Comment
  CHSC90513  Minuartia douglasii Martin J. Lenz 2004-6-4 212 Shasta North of Clover Cr., approx. 0.9 air mi. east of Buckhorn CDF Fire Station. UMT 10 592533 E 4505640 N. 886 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
  OBI77271  Minuartia douglasii Anthony Baniaga 2011-6-17 357 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  UC1731361  Minuartia douglasii Dean W. Taylor 1993-6-14 13619 Shasta along USFS Road 25 about 1.5 mi w of the w boundary of Castle Crags State Park (Klamath Region, Castle Crags); Klamath Region, Castle Crags 822 Comment
  UC75506  Minuartia douglasii Milo S. Baker May, 1896 29 Shasta Stillwater Comment
  RSA502343  Minuartia douglasii D. W. Taylor, R. A. Price 1988-6-1 9695 Shasta Burney Valley, on Black Ranch Road ca. 3.3 miles N of Burney and Hwy 299. 945 Comment
  JEPS83845  Minuartia nuttallii subsp. gregaria Dean Wm. Taylor with Rexford E. Palmer 1988-5-4 9609 Shasta road to Pit No. 6 Dam between Cape Horn Creek and Short Creek; Pit River drainage, Montgomery Creek 15' quadrangle 670 Comment
  CHSC82662  Minuartia rosei L. P. Janeway 2001-7-8 7284 Shasta Klamath Ranges. Near an un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  HSC71900  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5830 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  JEPS22418  Mitella diversifolia Herbert L. Mason 1948-7-17 13593 Shasta along US Highway 299 just e Hatchet Mtn summit; just e of Hatchet Mtn summit Comment
  CAS-BOT-BC433013  Mitella diversifolia A. A. Heller 1940-5-28 15685 a Shasta On U. S. Highway #299, 2 miles east of Hatchet Summit. Comment
  CAS-BOT-BC435108  Mollugo verticillata Peter Rubtzoff 1980-8-18 9565 Shasta Shasta Lake. Mouth of the now dry Greens Creek (a tributary of the McCloud River part of the lake). Comment
  UCD99645  Mollugo verticillata Leland Harris 1930-10-14 2152 Shasta Anderson. Comment
  CAS-BOT-BC220052  Monardella breweri subsp. lanceolata Barrett Anderson 1986-7-9 3119 Shasta Clark Creek Rd just W of Hwy 89 975 Comment
  HSC104384  Monardella lanceolata Thomas W. Nelson, Joe Molter 2004-6-21 9255 Shasta Along road to P.G.&E. Dam #6, 3.1 mi. from junction with Bid Bend Rd. 673 Comment
  UC54597  Monardella odoratissima subsp. glauca H. M. Hall and E. B. Babcock June, 1903 4262 Shasta Near Bald Mt. south of Fall River Mills; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC222119  Monardella odoratissima subsp. pallida Alice Eastwood 1912-6-29 770 Shasta Goose Valley Comment
  CDA13043  Monardella odoratissima subsp. pallida G. F. Hrusa, T. D. Wilfred 1996-6-1 12973 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  CHSC43025  Monardella sheltonii L. P. Janeway 1987-6-29 2370 Shasta 0.9 mi east of Buckhorn Summit along hwy 299; cyn of Willow Cr. 883 Comment
  CHSC67976  Monardella sheltonii David Biek 1988-6-3 890 Shasta Next to highway 299W, 1/4 mile west of the Visitor's Center; Whiskeytown N.R.A. 457 Comment
  CAS-BOT-BC220246  Monardella sheltonii Clare B. Hardham 1970-8-3 17690 Shasta Rte 36 - before Peanut about 1/2 mile before (east of) sign to Old Highway 36 914 Comment
  RSA32871  Monardella villosa A. A. Heller 1941-6-26 16238 Shasta About 1 mile north of Anderson along a gravely wash, near U.S. Highway 99 Comment
  JEPS62422  Monardella villosa subsp. villosa J. W. Blankinship 1911-6-6 Shasta Just east Anderson (near Cow Creek); Hawes Ranch Comment
  JEPS73709  Monardella villosa subsp. villosa L. R. Heckard with T. I. Chuang 1968-7-2 1961 Shasta West side of Sacramento River about 1 mile north of Pollard Flat (2 1/2 miles north of La Moine). 426 Comment
  UC1124615  Monardella villosa subsp. villosa P. L. Johannsen 1933-6-20 184 Shasta Clear Creek Road Weaverville Quadrangle Comment
  UC54221  Monolepis nuttalliana H. M. Hall and E. B. Babcock June, 1903 4264 Shasta Sheep camps near Hat Creek; Sierra Nevada Mts., e. Shasta Co. 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
  JEPS43335  Montia fontana M. A. King Mar. 1921 Shasta Anderson Comment
  SEINET10572671  Montia parvifolia Mary Susan Taylor 1980-6-10 Taylor 2822 Shasta T37N R4W sw sec 20. Dunsmuir quad. Sims Flat Road, W side, ca. 1 mi due s of Sims Flat Campground, Shasta Natl Forest, ca. 7 mi S of Sweetbriar. 1031 Comment
  UCD86671  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Rivas-Martinez, L. Llorens 1996-9-6 s.n. Shasta Lassen Volcanic National Park. At Summit lake area. 1990 Comment
  CDA14152  Myriophyllum quitense G. F. Hrusa, T. Holmes 1997-6-18 13864 Shasta Fall River; Fall River upstream from Glenburn. Comment
  CHSC8740  Myriophyllum quitense S. Chulasmai 1966-4-30 20 Shasta Vernal pond, 0.5 mile from Hat Creek River. Comment
  CDA32893  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 Comment
  CHSC25743  Nama lobbii John Steiner 1977-7-4 90 Shasta Gravelly, sandy slope in an open area .6 km ene Echo Lake and 2.8 km s Big Bear Lake. 1951 Comment
  CDA19062  Nasturtium officinale Carri Benefield 2000-8-2 s.n. Shasta Modoc Plateau; Lion's Club picnic ground, Pit River off Hwy 299. 0 Comment
  UC856859  Navarretia divaricata Alice Eastwood Jun 29 1912-Jul 11 1912 790 Shasta Goose Valley Comment
  SEINET3894749  Navarretia intertexta Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -071 Shasta Cayton Valley. 1.4 miles N along Cayton Valley Road from Hwy 89.; 0 Comment
  CAS-BOT-BC94935  Navarretia intertexta R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 893 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  RSA72303  Navarretia leptalea F. W. Peirson 1932-7-9 10288 Shasta Burney Spring. 1433 Comment
  SBBG5874  Navarretia leptalea H. and M. Dearing 1938-6-30 2221 Shasta 25 mi S of Burney Comment
  SEINET7067176  Navarretia leucocephala A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC856834  Navarretia leucocephala L. E. Smith 1913-5-24 239 Shasta Redding Comment
  RSA32578  Nemacladus capillaris Doris K. Kildale 1927-7-4 3955 Shasta Summit of Eureka-Red Bluff road at Shasta-Trinity boundary. Comment
  CAS-BOT-BC7200  Nemophila flaccida H. E. Brown 1897-5-15 261 Shasta Near Pit River Ferry 274 Comment
  HSC13573  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 mi. E of Redding Comment
  HSC46981  Nemophila heterophylla Diane L. Reed 1978-5-13 116 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  HSC46999  Nemophila heterophylla Sheila Logan 1978-5-13 169 Shasta Trinity National Forest, Basin Gulch Campground 854 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
  SEINET5520960  Nemophila heterophylla H. E. Brown 1897-1 261 Shasta Pitt R. Comment
  RSA76016  Nemophila pedunculata Lincoln Constance 1938-6-12 2338 Shasta West of summit of Hatchet Mountain, 9 miles northeast of Montgomery Creek. 1250 Comment
  CAS-BOT-BC140143  Neviusia cliftonii J. K. Nelson; Len Lindstrand III 2004-9-1 2004 -100 Shasta Stein Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 350 Comment
  JEPS95212  Neviusia cliftonii Vivian Long, Abigail Long, T. Engstrom, and C. McAlpine 1993-5-1 Shasta 1/2 mi from Chirpchatter Campground, above Low Pass Creek Comment
  RSA758875  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek, along forest hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  UC1605720  Neviusia cliftonii Robert M. Rhode with Jennifer Lyman, Barbara Moritsch, Carol Witham 1993-5-1 105 Shasta 2.0 air mi nw of Town Mountain (near McCloud River arm of Shasta Lake, or main fork of Campbell Creek); Shasta Lake, Campbell Creek 335 Comment
  UCD113233  Neviusia cliftonii Robert M. Rhode; J. Lyman, B. Moritsch, C. Witham 1993-5-1 105 Shasta Near McCloud River arm of Shasta Lake, on main fork of Campbell Creek, 2 air miles NW of Town Mountain. 335 Comment
  SEINET6925117  Neviusia cliftonii James R. Shevock, Barbara Ertter 11088 1992-6-13 12197 Shasta Cedar Creek along Highway 299 about 25 miles east of I-5 at Redding, 7.4 miles southwest of Round Mountain post office. 457 Comment
  UCD163088  Notholithocarpus densiflorus Jack Major date unknown s.n. Shasta Summit. Road between Trinity River and Castella. (Exact location unknown. Coordinates estimated by label maker. Possibly collected in 1967.) 1500 Comment
  JEPS100762  Nuphar lutea subsp. polysepala Dean W. Taylor 1999-8-13 17337 Shasta lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake) 701 Comment
  RSA0013794  Nuphar lutea subsp. polysepala F. W. Peirson 1932-7-16 10146 Shasta Thousand-Lake Region. 1951 Comment
  HSC62919  Odontostomum hartwegii J. M. DiTomaso 1979-5-11 958 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  SEINET7075509  Odontostomum hartwegii A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. 40? deg. 33' 48" North Latitude, -122? deg. 18' 1" West Longitude. UTM Zone 10, 559232mE, 4490309mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  JEPS55583  Odontostomum hartwegii H-M. Beard 1966-5-28 Shasta raised at U.C. Botanical Garden Comment
  SEINET8408408  Odontostomum hartwegii F. Callahan 1995-7-25 Shasta east of Oasis I-5 exit as indicated by red dot. on PROJECT CITY, CA Quad 7.5 1969. Comment
  CHSC42634  Oenanthe sarmentosa Vernon Oswald 1986-6-27 2164 Shasta Grace Lake se of Shingletown. On the s bank of the reservoir. 1036 Comment
  UCD134670  Onopordum acanthium Dan Marcum 1978-7-10 s.n. Shasta exact location unknown. Comment
  CAS-BOT-BC254344  Orcuttia tenuis R. F. Hoover 1936-5-22 1210 Shasta 4 miles N of Anderson Comment
  CHSC14132  Orcuttia tenuis F. T. Griggs 1973-8-31 130 Shasta 5 miles e of Redding; s side of Hwy 44, ca. 1 mile w of Airport Road. Bottom of pond. Comment
  CHSC45785  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-17 755 Shasta Central Valley. Stillwater Plains, 0.7 miles NW of the intersection of Dersch and Deschutes roads, Hawes Ranch. Pond. 141 Comment
  JEPS84143  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-17 755 Shasta 0.7 mi nw intersection of Dersch and Deschutes roads; Central Valley, Stillwater Plains, Hawes Ranch 141 Comment
  UC1115496  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta 5.0 mi n Anderson Comment
  UC1257330  Orcuttia tenuis R. F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  UC1450983  Orcuttia tenuis R. F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  UCD88265  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta just northwest of Redding Municipal Airport, 5 miles north of Anderson. Comment
  JEPS89329  Oreostemma alpigenum var. andersonii Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5395 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen Nat'l Forest Lassen Nat'l Forest, Thousand Lakes Wilderness, Magee Peak 2438 Comment
  UC1544790  Oreostemma alpigenum var. andersonii Almut G. Jones 1986-8-25 7271 Shasta Kings Creek Meadows near creek Mount Lassen Volcanic Nat. Park, Kings Creek Meadows 2400 Comment
  UCD134716  Oreostemma alpigenum var. andersonii D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at Summit Lake North. 2070 Comment
  CAS-BOT-BC500182  Orobanche fasciculata Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  JEPS22681  Orobanche uniflora subsp. occidentalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason''Rimo Bacigalupi (with Drs. Herbert and Lucille Mason) 1958-4-23 6320 Shasta Roadside in canyon f Ash Creek, 2 3/4 miles northeast of Balls Ferry (Balls Ferry is about 5.5 miles east of Cottonwood. Comment
  SBBG26753  Osmorhiza berteroi C. L. Hitchcock 1940-5-20 6492 Shasta 25 mi E of Redding Comment
  SD104409  Osmorhiza berteroi Reid Moran 1978-6-25 26086 Shasta West of Little Roaring Creek. 725 Comment
  CHSC60383  Oxyria digyna Mary Ann Showers 1992-6-28 2702 Shasta Lassen Volcanic National Park. Andesite cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  CHSC60326  Packera cana Mary Ann Showers 1992-6-27 2627 Shasta Lassen Volcanic National Park. Ridge between Chaos Crags and pumice flat (cirque) northwest of Crescent Crater. 2377 Comment
  UC831737  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-27 6635 Shasta near McArthur Comment
  JEPS28526  Packera pauciflora George W. Gillett 1957-7-3 644 Shasta Lassen Volcanic National Park, Badger Flat Badger Flat; Lassen Volcanic National Park, Badger Flat 1905 Comment
  UCD18883  Packera streptanthifolia var. streptanthifolia Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 191 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY002. Comment
  SBBG115899  Panicum acuminatum B. Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding Comment
  CHSC60478  Panicum acuminatum var. acuminatum Mary Ann Showers 1992-7-19 2665 Shasta Lassen Volcanic National Park. Hot springs area below Pilot Pinnacle. 1920 Comment
  UC1059004  Panicum acuminatum var. acuminatum Beecher Crampton 1956-8-20 3771 Shasta along the Southern Pacific Railroad at Castle Crag Comment
  UC1254536  Panicum acuminatum var. acuminatum S. Spellenberg 1965-7-15 1229 Shasta Devil's Kitchen Lassen Volcanic National Park, Devil's Kitchen Comment
  UCD37056  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3769 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  JEPS100760  Panicum capillare Dean W. Taylor 1999-8-13 17336 Shasta lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake) 701 Comment
  SEINET10753557  Panicum capillare Dean W. Taylor 1999-8-13 Taylor 17336 Shasta Pit River Canyon, High Cascade Region (CaRH), lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake); T36N R1E NW1/4 NW1/4 Section 16; Chalk Mountain 71/2' USGS quadrangle; moist drawdown margin of the lake. 701 Comment
  UCD89491  Panicum capillare Beecher Crampton 1956-8-20 3768 Shasta along the railroad at Castle Crag. 640 Comment
  UC1131622  Panicum oligosanthes var. scribnerianum C. J. Kraebel 1934-5-5 11 Shasta Mouth of Squaw Creek; Redding Quadrangle Comment
  UCD89761  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Cattle Crag. 640 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
  JEPS90767  Paronychia ahartii Dean W. Taylor 1992-4-14 13342 Shasta Sacramento Valley, Coleman Canal 0.3 mi n of west end of siphon, along Coleman Canal access road Coleman Canal; Sacramento Valley, Coleman Canal 320 Comment
  OBI59429  Paronychia ahartii Rimo Bacigalupi 1958-4-23 6321 Shasta 2 mi E of Balls Ferry on road to Ash Crk 152 Comment
  SEINET7040083  Paronychia echinulata var. echinulata A. G. Vestal 1963-6-4 s.n. Shasta Bank of Cow Creek east of the Sacramento River. Balls Ferry Quad. UTM Zone 10, 565302mE, 4479707mN. Comment
  JEPS37104  Parvisedum pumilum C. F. Rose 310 Shasta flats near Redding Comment
  UCD86159  Pascopyrum smithii Beecher Crampton 1960-6-17 5677 Shasta N.E. Shasta County. McArthur. Comment
  CHSC55312  Paspalum dilatatum L. P. Janeway 1991-6-15 4032 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  JEPS83154  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta ca. 3 mi. w. of Pacific hwy. between Anderson and Redding (level plateau at top of mts. n. of Olinda, Happy Valley); Happy Valley Comment
  SJSU3781  Paspalum dilatatum C. W. Sharsmith 1963-6-15 7080 Shasta irrigation ditch, Sacromento Valley c. 10 mi S of Redding Comment
  UCD88753  Paspalum dilatatum W. Parker Talbot 1918-6-10 s.n. Shasta Redding. Comment
  RSA96067  Paxistima myrsinites P. C. Everett, E. K. Balls 1954-10-10 20257 Shasta Hwy 89, 8.5 miles NW of Lake Britton, road from Burjney Falls to McCloud. 1189 Comment
  CHSC35289  Pectiantia pentandra M. S. Taylor; J. Prouty 1980-6-25 2976 Shasta Along Moosehead Creek on n side of 39N90, ca 1.1 mi nw of its jct with 38N10, ca 3 mi due sw of Deadhorse Summit on Hwy 89. 1584 Comment
  CHSC96290  Pectocarya pusilla R. Fischer 2006-5-14 921 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a moist, grassy slope adjacent to a conic depression pond near the lower end and western edge of Big Lake. 1008 Comment
  JEPS3640  Pedicularis attollens George Gillett 1953-8-9 Shasta ne of Lassen Peak (Dersch Meadows (upper end), se Shasta County); Lassen Volcanic National Park 2026 Comment
  RSA0089769  Pedicularis aurantiaca Dean Wm. Taylor 2015-4-2 21526 Shasta Ridge dividing Defiance Canyon from Rock Creek (ca. 4 air miles SSW of Viola). 1268 Comment
  CHSC57204  Pedicularis densiflora L. L. Gordon 1991-4-21 15 Shasta 0.3 mi s of Hwy 299W, ca. 200 ft e of Carr Powerhouse Road, w of Clear Lake. 365 Comment
  HSC59398  Pedicularis densiflora Rick Lundquist 1979-4-22 31 Shasta 8 mi. W of Whitmore on Whitmore Rd., N of Hwy. 44 610 Comment
  JEPS10350  Pedicularis densiflora Mrs. C. F. Rose 1935-2-24 10 Shasta about 5 mi w of Redding Comment
  HSC49773  Pellaea brachyptera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9837 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  JEPS88090  Pellaea brachyptera V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7914 Shasta w of Platina (Harrison Gulch Rd 3.7 mi (odometer) n of Hwy 36); High North Coast Ranges 1066 Comment
  SBBG34295  Pellaea mucronata L. Dimmick 1879-1-10 Shasta [label without specific locality] Comment
  UC679364  Pellaea mucronata var. mucronata Dr. L. N. Dimmick 1879-1-10 Shasta Comment
  CAS-BOT-BC258801  Pennisetum clandestinum J. R. Keck 1965-11-22 s.n. Shasta Redding Comment
  JEPS85817  Penstemon azureus Roy E. Buck 1989-10-4 1417 Shasta ca 0.1 air km nw Potem Falls (Canyon of Potem Creek, bank on e side of Road 27 (road from Fenders Flat up Potem Creek), 9 air km w of Montgomery Creek (town)); Canyon of Potem Creek, nw of Potem Falls 396 Comment
  RSA425612  Penstemon azureus Christopher Davidson 1973-5-22 2088 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  NY1056911  Penstemon azureus subsp. azureus T. W. Nelson 2004-6-21 9257 Shasta Along road to PG7E Pit dam #6. 3.3 miles from junction with Big Bend road. Cascades of Califronia 560 Comment
  POM195803  Penstemon azureus subsp. azureus A. A. Heller 1926-4-24 13931 Shasta Along the Sacramento River, on the Redding -Alturas Road. Type collected at 'Fort Reading, on the Sacramento River.' Fort Reading is now the town of Redding. 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
  UC27394  Penstemon azureus var. angustissimus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC886819  Penstemon azureus var. azureus Mrs. D. B. McAllister 1918-6-19 3 Shasta Ydalpom 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
  CAS-BOT-BC265313  Penstemon davidsonii var. davidsonii George W. Gillett 1957-7-12 737 Shasta Lassen Volcanic National Park. Summit [margin] of Crescent Crater, in the breach of the crater 2438 Comment
  RSA79100  Penstemon deustus subsp. deustus E. K. Balls, Percy C. Everett 1952-10-14 18197 Shasta Honn Creek Public Camp, Hwy 89, between Mt Shasta and Lassen Peak. 1037 Comment
  UC886953  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  NY593762  Penstemon filiformis F. W. Pennell 1940-7-19 26187 Shasta Shotgun Creek, north of Lamoine 548.6 Comment
  RSA47772  Penstemon filiformis Roxana S. Ferris 1948-6-16 s.n. Shasta 1 mile north of Pollard Gulch on Hwy 99 between Dunsmuir and Redding Comment
  NY600723  Penstemon gracilentus C. C. Epling 1935-7-17 s.n. Shasta Lassen Park, near Manzanita Lake Comment
  RSA113681  Penstemon heterodoxus var. shastensis George Gillet 1953-7-22 291 Shasta Upper King's Creek Meadow 2226 Comment
  UC1576752  Penstemon heterodoxus var. shastensis Dean W. Taylor 1988-6-21 9842 Shasta s base Burney Mountain (Burney Spring, Lassen National Forest, Cascade Mountains); Lassen National For, Cascade Mts., Burney Mt, Burney Spring 1444 Comment
  UCD84711  Penstemon heterodoxus var. shastensis Robert E. Preston 2009-7-7 2696 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1490 Comment
  SD46696  Penstemon laetus E. K. Balls, L. W. Lenz 1956-6-18 21810 Shasta roadside; 1 mi. se. towards Burney from crossroads State Hwy. 89 and U.S. Hwy. 299 1006 Comment
  SD46697  Penstemon laetus var. sagittatus E. K. Balls, L. W. Lenz 1956-6-19 21824 Shasta old lava flow, 2.9 mi. se. from Hat Creek Ranger Station along State Hwy. 89 1036 Comment
  RSA0006174  Penstemon lassenianus Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  NY605183  Penstemon neotericus C. L. Hitchcock 1940-5-23 6508 Shasta 7 miles west of Burney Comment
  NY605186  Penstemon neotericus A. Eastwood 1912-6-29 999 Shasta Goose Valley Comment
  RSA309610  Penstemon neotericus Walter Wisura 1983-9-17 3941 Shasta 5 mi E of Viola along Hwy 44. Comment
  UC103023  Penstemon neotericus Mrs. R. M. Austin Aug. 1896 646 Shasta Lassens Peak Comment
  UC1034014  Penstemon neotericus Francis W. Pennell 1940-7-21 26218 Shasta Route 89 toward Lost Creek (Noble's Pass, Lassen National Park); Lassen National Park, Noble's Pass Comment
  UC696740  Penstemon neotericus Frank W. Peirson 1932-7-14 10219 a Shasta rocky locations on ridge e Lake Eiler (1000-Lake Basin, eastern Shasta County); 1000-Lake Basin, e of Lake Eiler 1950 Comment
  HSC60629  Penstemon neotericus Carl Wishner 1978-7-1 534 Shasta Campground Rocky, Lassen National Forest 1220 Comment
  RSA272556  Penstemon neotericus Porter Lowry 1977-7-6 869 Shasta Ca 3 mi east of Viola on State Hwy 44. Comment
  SBBG7185  Penstemon newberryi H. and M. Dearing 1938-6-25 2145 Shasta NW entrance to Lassen Park Comment
  HSC60624  Penstemon newberryi Carl Wishner 1978-7-1 529 Shasta Crags Campground, Lassen National Park Comment
  RSA148807  Penstemon newberryi subsp. newberryi I. L. Wiggins, Dorothy Wiggins 1961-6-16 16541 Shasta Along Calif Hwy 44, 2 mi W of Lassen National Park. Comment
  CAS-BOT-BC239310  Penstemon newberryi var. berryi Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles East of Redding Comment
  CAS-BOT-BC239316  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1032 Shasta Lassen Volcanic National Park 2706 Comment
  NY627309  Penstemon newberryi var. newberryi W. W. Eggleston 1911-8-2 7491 Shasta Bee Lake, Headwaters of Hat Creek 2210 Comment
  UC1034009  Penstemon newberryi var. newberryi Francis W. Pennell 1940-7-22 26235 Shasta Mount Lassen, Route 89 S of pass Lassen National Park 2590 Comment
  SD257332  Penstemon oreocharis James R. Shevock Shasta Upper Kings Meadow 2255 Comment
  UCR206566  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-6-13 14990 A Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  CAS-BOT-BC239618  Penstemon rydbergii var. oreocharis A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Peak Comment
  HSC40196  Penstemon rydbergii var. oreocharis Thomas W. Nelson, Jane Nelson 1976-8-1 3145 Shasta Lassen Volcanic National Park, King's Creek campground Comment
  NY651275  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-7-21 26228 Shasta Route 89, west of Summit Lake, Lassen National Park 1981.2 Comment
  UCD124502  Penstemon speciosus G. F. Hrusa; T. D. Wilfred 1996-6-11 13031 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  UC1238914  Penstemon speciosus Freed W. Hoffman 1946-6-7 923 Shasta Highway 299 between Burney Falls Park and Fall River Mills; btw Burney Falls Park and Fall River Mills Comment
  NY661039  Penstemon speciosus subsp. speciosus G. W. Gillett 1953-7-9 270 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. Near Creek below Big Spring. 1402.1 Comment
  CHSC88788  Perideridia bolanderi subsp. bolanderi R. Fischer 2004-7-2 293 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located off Spatter Cone Trail. 1028 Comment
  RSA712554  Perideridia kelloggii R. Fischer 2005-7-18 622 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau; plants collected from a dry meadow along the main park road 400yds east of old Ranger Station 1011 Comment
  CAS-BOT-BC413634  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UCD99355  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Manzanita Lake. 1783 Comment
  CAS-BOT-BC413735  Persicaria hydropiper A. A. Heller 1916-7-19 12455 Shasta 5 miles south of Redding Comment
  CAS-BOT-BC413736  Persicaria hydropiper Malcom A. Nobs; S. Galen Smith 1949-7-19 1027 Shasta Junction of Pit River and Hat Creek, Highway 299 Comment
  CAS-BOT-BC419160  Persicaria maculosa L. E. Smith 1913-5-24 240 Shasta Redding Comment
  UC1042337  Phacelia egena Lewis S. Rose 1954-4-26 54025 Shasta 3 mi w Tower House 762 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
  POM260121  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-24 6536 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SJSU1538  Phacelia heterophylla subsp. virgata C. W. Sharsmith 1954-6-23 6194 Shasta 18 mi S of Burney Falls of Pit R Comment
  CDA13055  Phacelia heterophylla var. virgata G. F. Hrusa, T. D. Wilfred 1996-6-11 13003 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  UC1543823  Phacelia mutabilis Harold and Virginia Bailey 1948-8-28 3063 b Shasta Sulphur Works Lassen Volcanic National Park 2133 Comment
  UC455958  Phacelia mutabilis I. J. Condit 1911-7-15 Shasta McCloud Comment
  JEPS91364  Phacelia purpusii Dean Wm. Taylor with Glenn Clifton 1990-6-11 10858 Shasta Tamarack Road (Whitmore to Burney), just west of summit in low divide between Miller Mountain and Cutter Butte. Along rifhg-fo-way of Pacific Gas Pipeline 1463 Comment
  HSC46255  Phacelia tanacetifolia M. Alcasas 1978-5-13 68 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  JEPS49595  Philadelphus lewisii W. L. Jepson 1914-8-15 6185 Shasta Delta Comment
  UC1127347  Philadelphus lewisii H. R. Josephson 1933-6-2 13 Shasta Redding-Weaverville Road Weaverville Quadrangle Comment
  SEINET10838517  Philadelphus lewisii subsp. californicus Mary Susan Taylor 1980-6-25 Taylor 2953 Shasta T38N R2W nw sec 35 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; Ash Camp, ca. 1.3 mi S of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due S of Wyntoon. With J. Prouty. 853 Comment
  CAS-BOT-BC260883  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta Few mi. W. of Viola, Mrs. Eastman's ranch 1524 Comment
  UC585536  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta a few mi w Viola (Mrs. Eastman's ranch) 1524 Comment
  SJSU11451  Phlox diffusa W. Graf 1964-5-10 Shasta base of Bald Mt 10 mi S of Fall River Mills Comment
  UCD118248  Phlox speciosa Beecher Crampton 1975-5-2 9183 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  HSC38276  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-3-21 2269 Shasta Beside rd. to Brandy Creek, W side of Whiskeytown Lake Comment
  CHSC68724  Phlox speciosa subsp. occidentalis Vernon H. Oswald 1997-5-20 8478 Shasta Big Cave-Popcorn Cave area in BLM Wilderness Study Area in lava beds south of Fall River Mills and 0.2 mi north of Bald Mtn. Rd., 3.6 mi east of Cassel-Fall River Rd. 1173 Comment
  RSA469944  Phlox speciosa subsp. occidentalis Christopher Davidson 1973-5-28 2172 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  UCSB23106  Phoradendron leucarpum subsp. tomentosum Simpson, C. 1967-3-25 Shasta Behind 2455 Becon Street, Summit city 274 Comment
  UC6083  Phoradendron villosum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Mts. Comment
  SEINET200156 Image available Phragmites australis subsp. americanus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1042 Shasta 3 mi E of McArthur; E side of Big Lake. Comment
  HSC7862  Phyllodoce breweri Jim Vaughn 1956-8-15 Shasta Kings Creek Falls 2134 Comment
  JEPS91240  Phyllodoce breweri Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4088 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2520 Comment
  UC481601  Phyllodoce breweri H. F. Copeland 1931-8-9 Shasta Mount Lassen Comment
  UC725859  Phyllodoce breweri A. A. Heller 1941-8-11 16287 Shasta Lassen Volcanic National Park, King Creek Meadow Campground King Creek Meadow Campground; Lassen Volcanic National Park, King Creek Meadow Campground Comment
  UCSB19681  Phyllodoce breweri Lowery, Jos. 1962-08 Shasta Lassen National Park Comment
  CAS-BOT-BC60754  Physaria occidentalis George W. Gillett 1957-7-11 724 Shasta Lassen Volcanic National Park. On Chaos Crags, above Crater Lake. 2072 Comment
  JEPS90470  Physocarpus capitatus Dean W. Taylor 1992-5-19 12592 Shasta 0.5 mi. above Potem Falls (Potem Creek drainage, along creek); Shasta Lake Region, Potem Creek drainage 387 Comment
  POM274955  Physocarpus capitatus Lyman D. Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA246604  Physocarpus capitatus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42378 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. Comment
  CAS-BOT-BC78146  Picea breweriana Lester Rowntree 1936-7-16 s.n. Shasta Granite Creek, Trinity Mts. 2133 Comment
  CAS-BOT-BC73432  Picea engelmannii Carl B. Wolf 1930-10-17 1005 Shasta Very moist slope and creek bottom along Clark Creek. 1371 Comment
  RSA611380  Pilularia americana L. C. Wheeler 1935-3-31 3394 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks 198 Comment
  SDSU1578  Pinus Harvey 1930-9-26 551 Shasta East of Redding. Comment
  NY63544  Pinus albicaulis H. E. Brown 1897-5-15 499 - Shasta Near Pit River Ferry 213.4 Comment
  UCD134524  Pinus contorta subsp. murrayana Lalit M. Srivastava 1957-10-19 6 Shasta Beside State Highway 89, near entrance to Lassen National Park. 1950 Comment
  CAS-BOT-BC78436  Pinus contorta subsp. murrayana W. B. C. 1938-8-24 11585 Shasta Along the Round-the-Mountain road 1798 Comment
  SEINET4689905 Image available Pinus jeffreyi Paul D. Sorensen 1995-1 9475 Shasta Lassen National Forest, c. 1 mile eastbound on CA 44 from jct with CA 89 1311 Comment
  UC55262  Pinus lambertiana A. H. Green 1894-1-1 Shasta Castle Crag Comment
  JEPS80471  Pinus ponderosa Emily Elu 1981-5-5 Shasta parking lot next to Lake Britton fishing area; McArthur Burney Falls State Park Comment
  HSC99946  Pinus sabiniana J. P. Smith, & J. O. Sawyer 2011-6-16 13233 Shasta Along Cassel Road, Lassen National Forest. 1145 Comment
  RSA70067  Piperia unalascensis Frank W. Peirson 1932-7-12 10132 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC84038  Plagiobothrys canescens Lowell Ahart; John Dittes 2003-5-22 10195 Shasta Meadow south of the wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET3084137 Image available Plagiobothrys canescens Walter Seavey 1983-3-15 Shasta Coleman Fish Hatchery Road, 2.3 miles east of North Balls Ferry Road, Anderson. Comment
  SEINET3084143 Image available Plagiobothrys canescens Walter Seavey Lennon 1983-4-18 sn Shasta Millville Plains road, 2.2 miles north of Dersch Road, Millville. Comment
  UCR71402  Plagiobothrys canescens Walter S. Lennon 1980-4-14 s.n. Shasta Northern California, Millville, Millville Plains Rd., 0.6 mi south of Hwy 44 Comment
  UC1186479  Plagiobothrys cognatus John H. Weiler and A. P. Nelson 1960-6-23 60198 Shasta 3.2 mi se Siskiyou-Shasta County line (along Highway 90); Dickson Flat Comment
  JEPS124569 Image available Plagiobothrys cognatus G. R. Ostrander 1965-7-14 77 Shasta 10 miles E. of McCloud Calif. Hiway 89. Comment
  JEPS85527  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 0.5 mi e Parkville Road (Anderson); Anderson Comment
  UC726973  Plagiobothrys glyptocarpus var. glyptocarpus A. A. Heller 1942-5-3 16445 Shasta 3 mi e Ono Comment
  UC767525  Plagiobothrys greenei R. F. Hoover 1937-5-19 2269 Shasta 4 mi e Redding Comment
  UC54556  Plagiobothrys hispidulus H. M. Hall and E. B. Babcock June 1903 4155 Shasta Bear Flat Sierra Nevada Mountains, Bear Flat (north-eastern Shasta County) 1310 Comment
  CHSC96209  Plagiobothrys leptocladus R. Fischer 2006-5-15 959 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a vernal condition created by a bear wallow adjacent main park road between Horr Pond and campsite 7. 1010 Comment
  UC725865  Plagiobothrys nothofulvus A. A. Heller 1942-5-3 16445 Shasta meadow 3 mi e Uno Comment
  RSA296742  Plagiobothrys nothofulvus J. P. Smith, J. Sawyer, Thomas W. Nelson 1978-5-6 9838 Shasta Deer Lick Springs Road, 3.4 miles from its jct with State Route 36. 1098 Comment
  SEINET5732074 Image available Plagiobothrys nothofulvus J. Maze 1971-1 804 Shasta Junction Hwy 44 and Anderston Rd. Comment
  JEPS68114  Plagiobothrys shastensis M. A. King 1921-1 Shasta Anderson 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
  CHSC93274  Plagiobothrys tenellus R. Fischer 2005-4-20 646 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Mature plants collected from the open grassy slopes about camp 7. 1013 Comment
  HSC49040  Plagiobothrys tenellus Patricia Shesgreen 1978-5-13 79 Shasta Basin Gulch Campground Comment
  CAS-BOT-BC286  Plagiobothrys tener Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  HSC62907  Plantago coronopus J. M. DiTomaso 1979-5-11 953 Shasta Carr Powerhouse Rd. at Crystal Creek Conservation Camp, W of Whiskeytown Lake 412 Comment
  HSC48448  Plantago erecta J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9726 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC1543709  Platanthera Harold and Virginia Bailey 1948-8-25 3044 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET10465003  Plectritis W. D. Stevens 1985-4-25 Stevens 23558 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS85217  Plectritis brachystemon Roy E. Buck, Dean Wm. Taylor 1987-6-2 586 Shasta 4 air km sw of Big Bend (along road to Pit 5 Powerhouse, just e of minor saddle, 4.0 air km ene of confluence of Pit River and Iron Canyon Creek) 621 Comment
  RSA28005  Plectritis congesta subsp. brachystemon C. Leo Hitchcock 1940-5-25 6594 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  HSC49279  Plectritis macrocera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9852 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  POM260161  Plectritis macrocera subsp. grayi C. Leo Hitchcock 1940-5-24 6551 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC254771  Poa bolanderi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  POM100273  Poa bolanderi Marcus E. Jones 1897-7-7 11182 Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC254910  Poa bulbosa B. Bartholomew; B. Anderson 1988-5-12 4080 Shasta McArthur Burney Falls Memorial State Park 910 Comment
  HSC26523  Poa bulbosa J. P. Smith, J. O. Sawyer 1972-5-6 5235 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  SD104471  Poa compressa Reid Moran 1978-6-25 26116 Shasta PFF ranch, west of Little Roaring Creek 740 Comment
  SD237275  Poa compressa G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14944 Shasta Southern Cascade Range: Alcord Road, .2 mi south of its junction with CA-44, junction is 1.1 miles east of Shingletown. 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-BC247427  Poa pratensis George W. Gillett 1957-7-3 653 Shasta Lassen Volcanic National Park. Badger Flat 1905 Comment
  CAS-BOT-BC247425  Poa pratensis John Thomas Howell 1960-8-22 36358 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CAS-BOT-BC247426  Poa pratensis Hans Leschke 1954-7-5 s.n. Shasta Hat Lake, Mt. Lassen Park 1965 Comment
  JEPS28291  Poa pratensis subsp. pratensis George W. Gillett 1957-8-11 1049 Shasta Hat lake; Lassen Volcanic Nat'l Park 1965 Comment
  JEPS28318  Poa pringlei George W. Gillett 1957-8-10 1021 -A Shasta saddle between Ski <Heil ?> and Pilot Pinnacle; Lassen Volcanic Nat'l Park 2636 Comment
  CDA12924  Poa secunda subsp. secunda G. F. Hrusa 1996-5-2 12866 Shasta Lassen National Forest; Occasional perennial on cliffs in light shade, approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Clumping, not apparently rhizomatous. Comment
  CHSC93289  Poa secunda subsp. secunda R. Fischer 2005-5-22 538 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected along main park road on the west shore of Big Lake. 1010 Comment
  HSC84187  Poa secunda subsp. secunda J. P. Smith, Thomas W. Nelson 1982-5-15 10446 Shasta Lewiston Turnpike, 7.6 mi from its junction with Hwy. 299. 1220 Comment
  UC1024832  Poa secunda subsp. secunda Leo Whitney 1935-6-11 3228 Shasta 13 mi n Lassen Peak (Logan Mt); Lassen Nat'l Forest 1981 Comment
  UCD91991  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-10 12946 Shasta Lassen National Forest. Near Forest Boundary on Highway 44, approx. 2 miles West of Highway 89 intersection. 1540 Comment
  OBI76948  Pogogyne floribunda Anthony Baniaga 2011-7-11 445 Shasta Lassen Natl forest. About 3/4 mi SW of Summit Lake. Swains Hole quad. T32N R5E sec 1 NW of NW 1600 Comment
  CHSC84099  Pogogyne zizyphoroides Lowell Ahart; John Dittes 2003-5-12 10157 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  POM64900  Polemonium pulcherrimum Copeland 1903-7-16 3515 Shasta Mt. Shasta 3171 Comment
  UC1061690  Polemonium pulcherrimum subsp. pulcherrimum George W. Gillett 1952-8-2 141 Shasta summit Lassen Peak , summit Lassen Peak (Lassen Volcanic National Park) Comment
  SEINET11181717 Image available Polygala cornuta Unknown 1938-7-22 11324 Shasta Kell Sisson Southern Trail Chaparral Comment
  JEPS27108  Polygala cornuta var. cornuta A. A. Weigart 1922-8-21 Shasta Whitmore Comment
  POM138559  Polygala cornuta var. cornuta Milo S. Baker 1894-8-9 s.n. Shasta Hatchet Creek Mountains Comment
  CAS-BOT-BC413946  Polygonum aviculare subsp. aviculare Robin Schramm 1998-6-20 56 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  CHSC38991  Polygonum bidwelliae J. D. Jokerst 1983-7-11 1923 Shasta 1.5 miles N of Lake Britton at its west edge, adjacent to forest service roads forming a junction. Comment
  JEPS91065  Polygonum bidwelliae Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9779 Shasta Upper Sacramento Valley, Millville Plains, along dirt road on e edge of NE1/4 Section 24 Millville Plains; Upper Sacramento Valley, Milleville Plains 198 Comment
  RSA530105  Polygonum bidwelliae D. W. Taylor, Barbara Williams 1987-6-30 9095 Shasta Hwy 89 near Cayton Valley, at jct. with county road to Lake Britton. 945 Comment
  UC850013  Polygonum bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 1/2 mi above Burney Falls Comment
  UC1036201  Polygonum davisiae George W. Gillett 1953-8-6 310 Shasta Lassen Peak Lassen Volcanic National Park (summit area) 2865 Comment
  POM219157  Polygonum davisiae H. F. Copeland 1931-8-9 s.n. Shasta Mt Lassen. 2439 Comment
  RSA32786  Polygonum davisiae A. A. Heller 1941-8-11 16282 Shasta Gravelly ridge near the head of Little Hot Springs Valley, Lassen Volcanic National Park, in the Canadian life zone. Shasta County Comment
  CAS-BOT-BC414578  Polygonum douglasii C. R. Quick 1953-8-2 53 -85 Shasta NE. of Montgomery Creek Comment
  CHSC30995  Polygonum douglasii subsp. douglasii M. S. Taylor 1980-7-31 3197 Shasta On w side of 36N75, ca. 0.1 mi n of Clear Creek Campground in dry stony meadow. 1036 Comment
  RSA66333  Polygonum kelloggii F. W. Peirson 1932-7-14 10137 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC418618  Polygonum majus A. A. Heller 1916-9-2 12642 Shasta Between the McCloud and Sacramento Rivers Comment
  UC769829  Polygonum parryi R. F. Hoover 1936-5-22 1205 Shasta e Redding; Stillwater Creek Comment
  UC1221759  Polygonum polygaloides subsp. confertiflorum Beecher Crampton 1958-8-13 5090 Shasta 9 mi n Burney (n end of valley); Goose Valley 1066 Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  CAS-BOT-BC421052  Polygonum spergulariiforme Barrett Anderson 1986-7-9 3114 Shasta Clark Creek Rd just W of Hwy 89. 975 Comment
  UCD100668  Polygonum spergulariiforme Beecher Crampton 1958-8-13 5085 Shasta North end of Goose Valley, about 9 miles, by road, north of Burney. 1066 Comment
  CDA20730  Polypogon australis C. Moen, Jim Staggs 2006-6-26 PDR 1361108 Shasta Sacramento Valley; Zamora Sod, 4325 Gover Rd., Anderson CA. 96007. Comment
  CHSC116258  Polypogon maritimus Barbara L. Wilson; Nick Otting 2015-5-29 18411 Shasta Pollard Gulch Day Use Area on the Sacramento river. 413 Comment
  UCD91199  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta East of Whiskeytown. 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
  HSC1146  Polystichum imbricans R. Spellenberg 1965-6-9 1077 Shasta About 1.5 mi. W of I5 near Castle Crags State Park Comment
  HSC49766  Polystichum imbricans J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9841 Shasta USFS 31N02 (County Line Rd.) at jct. with trailhead to Blue Nose Peak 1280 Comment
  CAS-BOT-BC76679  Polystichum munitum Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC102967  Populus trichocarpa Hans Leschke 1960-8-9 1754 Shasta Manzanita Lake 1781 Comment
  CAS-BOT-BC102965  Populus trichocarpa John Thomas Howell 1960-8-22 36395 Shasta Hat Lake 1950 Comment
  JEPS28513  Porterella carnosula George W. Gillett 1957-7-1 630 Shasta summit of Table Mtn. , summit of Table Mtn. (Lassen Volcanic National Park) 2011 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
  CDA37264  Potamogeton crispus B. Villegas 2008-7-1 s.n. Shasta Cassel; Hat Creek Power House #2; in fast water riffles. Comment
  CDA20034  Potamogeton crispus R. Gross 2002-8-24 s.n. Shasta Northern California; Aquatic debris collected from conveyer belt running from Rising River to the HAT-I Power House near Cassel. 2 mi from Hwy 299, along the way to the Trophy Stretch of Hat Creek. 0 Comment
  CAS-BOT-BC453680  Potamogeton gramineus John Thomas Howell 1960-8-22 36409 Shasta Lassen Volcanic National Park. North of Summit Lake 2042 Comment
  SEINET6842713  Potamogeton pectinatus P. B. Kennedy 1927-6-14 16 Shasta Pit River. Comment
  CHSC58036  Potentilla breweri V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4979 Shasta Lassen Volcanic National Park. Badger Flat near the intersection of Old Emigrant Trail and the trail to Cluster Lakes. Edge of meadow. 1905 Comment
  CAS-BOT-BC141668  Potentilla flabellifolia Alice Eastwood 1912-8-22 1859 Shasta Lassen Butte meadows Comment
  UC860544  Potentilla gracilis Alice Eastwood Jun 29 1912-Jul 11 1912 852 Shasta Goose Valley Comment
  UC12563  Potentilla millefolia M. S. Baker and Frank Nutting 1894-6-4 Shasta Fall River Valley Comment
  JEPS120913  Potentilla rivalis Lowell Ahart, John Dittes 2013-6-9 18794 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  UC2062638  Poterium sanguisorba Barbara Ertter with Matt Guilliams 2010-5-5 19822 Shasta Along Inwood Road between Wengler Hill Road and Ponderosa Way, ca. 22 air miles E of Redding. Comment
  UC1543679  Prunus emarginata Harold and Virginia Bailey 1948-8-27 2844 Shasta Loop Rd, 3 mi E of Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  SJSU522  Prunus subcordata G. Witherspoon 1940-6-26 2102 Shasta 1.75 mi N of Maahcooatche,Lassen National Forest 1524 Comment
  CAS-BOT-BC156384  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta [Pitt] Pit River bridge Comment
  CAS-BOT-BC156389  Prunus virginiana var. demissa Mrs. D. B. McAllister 1918-4-29 20 Shasta Ydalpom (Ydaloom?) Comment
  SBBG27197  Prunus virginiana var. demissa C. L. Hitchcock 1940-5-25 6585 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills 1341 Comment
  UC1536918  Prunus virginiana var. demissa Gordon H. True Jr. 1938-5-24 929 Shasta near summit of Soldier Mountain Soldier Mountain 1688 Comment
  UCSB13251  Prunus virginiana var. demissa Breedlove, Dennis 1962-6-12 Shasta along Hat Creek on State Highway 89, 0.5 mile south of Old Station; Cascade Range 1371 Comment
  CAS-BOT-BC357397  Pseudognaphalium microcephalum Lewis S. Rose 1945-9-5 45258 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  JEPS48297  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River 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
  CHSC84107  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2003-5-12 10136 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  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-BC361854  Psilocarphus oregonus Alice Eastwood July 1 s.n. Shasta Burney Falls Comment
  SEINET6645899  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Near Middle Creek Station Comment
  RSA749766  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-6-10 14936 Shasta Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CAS-BOT-BC460538  Pterospora andromedea R. V. Parke 1954-5-15 118 Shasta Highway 89, 10 miles N of old Station 1158 Comment
  UC1559673  Pteryxia terebinthina var. californica Gary Schoolcraft 1988-5-4 1796 Shasta Little Hot Springs Valley 2.5 mi S of Day. 1036 Comment
  CAS-BOT-BC147883  Purshia tridentata var. tridentata Ella Dales Cantelow 1940-5-30 4310 Shasta E. of Burney Comment
  CHSC88736  Purshia tridentata var. tridentata R. Fischer; J. Marr 2004-5-25 250 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near the lower half of Spattercone Trail. 1028 Comment
  JEPS28536  Purshia tridentata var. tridentata George W. Gillett 1957-7-5 661 Shasta Chaos Jumbles Lassen Volcanic National Park (opposite observation area and n of highway ca 50 yds) 1889 Comment
  UCD113270  Purshia tridentata var. tridentata G. F. Hrusa; T. D. Wilfred 1996-6-10 12989 Shasta Lassen National Forest. NW side of Highway 44, 1 mile SW of USFS N12 to Twin Bridges. 1550 Comment
  UCR255887  Pycnanthemum californicum Greg de Nevers 2001-7-25 12624 Shasta Ahjumawi [Lava Springs] State Park, at Ja She Spring 1012 Comment
  SBBG5362  Pyrola aphylla H. and M. Dearing 1938-6-30 2204 c Shasta 10 mi W of Burney 1219 Comment
  RSA0082799  Pyrola aphylla Marion Ownbey, Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile south of Viola. Comment
  UC640276  Pyrola asarifolia H. and M. Dearing 1939-6-13 3647 Shasta Reflection Lake, Lassen National Park. Comment
  SBBG5372  Pyrola picta H. and M. Dearing 1938-6-30 2205 Shasta 10 mi W of Burney Comment
  SEINET6072277  Pyrola picta Kenneth Heil, Heil, Marilyn 2014-7-16 35225 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC21720  Pyrola picta I. W. Morse Shasta Shasta Comment
  UC852296  Quercus X morehus C. L. Hitchcock 1940-5-25 6588 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  UCD47006  Quercus X morehus Frank T. Callahan II 1983-11-19 s.n. Shasta California, Shasta County: Gibson, 1/4 mile south of Highland Lakes Road, under power transmission lines, land owned by southern Pacific Railroad. 609 Comment
  CAS-BOT-BC68630  Quercus chrysolepis A. A. Heller 1920-8-4 13497 Shasta Pit river bridge on the State Highway Comment
  RSA134923  Quercus chrysolepis Percy C. Everett, E. K. Balls 1959-10-22 23923 Shasta 1.7 mi. nw. from Shasta, along U. S. Hwy. 299. 396 Comment
  UC1135363  Quercus chrysolepis L. M. Correll 1937-9-13 5 Shasta near Kennett; Redding Quad. 426 Comment
  RSA2596  Quercus douglasii J. T. Howell 1928-8-31 1187 Shasta 10 miles east of Burney Comment
  UCSB33412  Quercus douglasii K. Nixon 1978-10-2 1760 -3 Shasta WONDERLAND BLVD FRONTAGE RD TO US INTERSTATE 5 REDDING (1.5 MI N OF SHASTA DAM EXIT) Comment
  UC61645  Quercus douglasii Geo. B. Grant Sep 1902 5265 Shasta Redding Mount Shasta 0 Comment
  SEINET10477876  Quercus dumosa Worley 1985-5-12 WORLEY 73 Shasta T29n,r8w,sec.15 h.m. 1 Mile e of platina. Co road a16. Oak woodland/grassland Comment
  UC998324  Quercus garryana Milo S. Baker 1898-7-12 2255 Shasta The Bench--Fall River Valley Fall River Valley Comment
  CAS-BOT-BC62744  Quercus garryana var. breweri C. Hart Merriam 1919-11-9 s.n. Shasta Baird, Mc Cloud River Comment
  CAS-BOT-BC62752  Quercus garryana var. breweri C. B. Wolf 1931-9-1 2385 Shasta Pacific Highway, 28 miles north of Redding 609 Comment
  CLARK-A1528-1177  Quercus garryana var. breweri John C. Roos 1948-8-31 3928 Shasta Shasta Lake Comment
  JEPS37816  Quercus garryana var. breweri W. L. Jepson 1914-8-15 6179 Shasta Delta 396 Comment
  RSA16834  Quercus garryana var. breweri Carl B. Wolf 1931-9-1 2385 Shasta Along the Pacific Hwy, 28 miles north of Redding. 610 Comment
  UC1135624  Quercus garryana var. breweri P. L. Johannsen 1933-6-28 186 Shasta Clear Creek Weaverville Quad. 487 Comment
  UCD46151  Quercus garryana var. breweri Carl B. Wolf 1931-9-1 2385 Shasta Pacific Highway, 28 miles north of Redding, Shasta County. 609 Comment
  RSA183178  Quercus garryana var. breweri Delzie Demaree 1959-8-9 41434 Shasta Bank of Shasta Lake Recreation Area, Shasta National Forest, Central Valley. Comment
  CHSC65634  Quercus garryana var. garryana L. P. Janeway 1995-7-3 4832 Shasta 3000 ft north of Bluejay Mountain; along Road 35N46 5.3 mi north of Fenders Ferry Road (Rd 27). 929 Comment
  RSA2597  Quercus garryana var. garryana E. R. Johnson 1928-8-30 1185 Shasta Five miles east of Burney. Comment
  RSA30400  Quercus garryana var. garryana A. A. Heller 1916-7-23 12496 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  UC1174980  Quercus garryana var. semota P. C. Everett and E. K. Balls 1959-10-21 23917 Shasta 6.3 mi w Shingletown (along State Hwy 44 to Redding) 457 Comment
  CAS-BOT-BC105425  Quercus kelloggii Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  HSC98271  Quercus kelloggii J. K. Clark 1964-3-25 Shasta In back of 1522 Ridge Dr., Redding 174 Comment
  UC1135659  Quercus kelloggii L. M. Correll Oct 1927 4 Shasta near Kennett; Redding Quad. 426 Comment
  UCD46664  Quercus kelloggii J. Brown 1992-5-9 17 Shasta McCloud R., AhDiNa Campground, Site No.2. Comment
  RSA60340  Quercus kelloggii G. R. Campbell 1948-6-17 632 Shasta Between Clayton and Burney Falls State Park. Comment
  CAS-BOT-BC62845  Quercus lobata William A. Dayton 1913-7-1 376 Shasta Shasta 792 Comment
  CHSC110543  Quercus lobata Julie Kierstead Nelson 2012-5-1 2012 -011 Shasta 5 mi. N of Shasta College, NE of Reddinga; floodplain of unnamed tributary of Stillwater Creek; 198 Comment
  UCD14993  Quercus lobata John M. Tucker 1970-5-3 4181 Shasta California, Shasta Co.; Highway 299 ca. 2 mi. southwest of Round Mountain; Comment
  UCD46859  Quercus lobata J. I. Mallory 1966-5-1 258 Shasta Two miles north of Round Mountain, one mile east of Highway 299, Montgomery Creek Quadrangle 22B3. Comment
  CHSC117992  Quercus lobata Tracey Cole 2015-4-4 Shasta Cedars Rd., Redding 141 Comment
  UC1174982  Quercus wislizeni P. C. Everett and E. K. Balls 1959-10-22 23920 Shasta 2.5 mi se Shasta (along U.S. Hwy 299 from Redding) 106 Comment
  UC63960  Quercus wislizeni Geo. B. Grant Sep 1902 5267 Shasta Redding 0 Comment
  CAS-BOT-BC362688  Raillardella argentea George W. Gillett 1958-6-30 1155 Shasta Lassen Volcanic National Park. West and below Crescent Crater 2362 Comment
  CAS-BOT-BC379424  Ranunculus alismifolius var. alismellus George W. Gillett 1957-7-1 632 Shasta summit of Table Mtn. 2012 Comment
  JEPS55080  Ranunculus alismifolius var. alismifolius W. L. Jepson 1910-6-8 4091 Shasta Lassen Peak; lower slopes 2164 Comment
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Apr 26 2009
  CAS-BOT-BC380418  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-29 980 Shasta Goose Valley Comment
  CHSC114932  Ranunculus aquatilis B. Villegas 2008-7-11 Shasta Hat Creek, southwest of Old Station, between McElroy Road and Sugar Loaf Lane, along California Scenic Highway 89/44. Comment
  CAS-BOT-BC379128  Ranunculus aquatilis var. diffusus Doris K. Kildale 1929-6-23 8040 Shasta Shasta River near Yuka Comment
  CHSC84041  Ranunculus arvensis Lowell Ahart; John Dittes 2003-5-22 10212 Shasta In a ditch on the north side of the poor dirt road, about 250 yards northeast of the barn, about 1/8 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. 259 Comment
  CHSC1490  Ranunculus occidentalis P. Delaplane 1965-4-3 14 Shasta On W. side of Hwy 299 2 mi east of Glenburn. 1219 Comment
  POM268740  Ranunculus occidentalis var. eisenii Lyman Benson 1929-3-26 s.n. Shasta Roadside ditches 10 miles N of Redding Comment
  RSA400017  Ranunculus occidentalis var. eisenii Christopher Davidson 1975-6-4 2639 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  UC54286  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4157 Shasta Bear Flat Sierra Nevada Mountains 1310 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
  UC838045  Ranunculus uncinatus Alice Eastwood Jun 29 1912-Jul 11 1912 761 Shasta Goose Valley Comment
  UCD97313  Ranunculus uncinatus J. Brown 1992-5-9 25 Shasta Ah DiNa campground site #2. 670 Comment
  CAS-BOT-BC55836  Rhamnus W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Valley Comment
  POM260252  Rhamnus californica C. L. Hitchcock 1940-5-26 6619 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA768319  Rhamnus californica Justin M. Wood 2010-9-2 2542 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  SEINET13946290 Image available Rhamnus californica A. A. Heller 1916-1 12457 Shasta 5 miles south of Redding. Comment
  RSA3384  Rhamnus californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 mile S of Flume Creek). 610 Comment
  HSC100262  Rhamnus ilicifolia J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-22 13322 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  HSC72318  Rhamnus ilicifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9612 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  UC64243  Rhamnus rubra H. M. Hall and E. B. Babcock Jun 1903 4228 Shasta ne Shasta County Sierra Nevada Mountains 1219 Comment
  RSA390658  Rhamnus rubra Christopher Davidson 1975-6-6 2716 Shasta 20 miles E of Redding on Hwy 44, on edge on unused but fairly new access road off Hwy 44. 640 Comment
  JEPS32565  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 Shasta 13 mi above Redding (on Pacific Highway) 243 Comment
  JEPS757  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1909-9-14 Shasta Redding Comment
  RSA13274  Rhamnus tomentella subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Road betw Old Shasta and Redding Comment
  RSA14355  Rhamnus tomentella subsp. tomentella Elmer I. Applegate 1929-6-23 5824 Shasta Ingot. Comment
  UC1121787  Rhamnus tomentella subsp. tomentella H. R. Josephson 1933-6-19 20 Shasta Clear Creek Road Weaveville Quad. 335 Comment
  CAS-BOT-BC56582  Rhododendron columbianum Ella Dales Cantelow 1939-6-10 2571 Shasta Mt. Lassen National Park Comment
  UC54434  Rhododendron occidentale H. M. Hall and E. B. Babcock June, 1903 4283 Shasta near Eureka Mill (North Fork Battle Creek); Sierra Nevada Mountains, North Fork Battle Creek 1158 Comment
  CAS-BOT-BC200665  Rhus aromatica P. C. Everett; E. K. Balls 1959-10-21 23918 Shasta 6.3 mi. w. of Shingletown along State Hwy. 44 to Redding 457 Comment
  CAS-BOT-BC200667  Rhus aromatica Alice Eastwood 1912-6-26 679 Shasta Millville Comment
  CAS-BOT-BC200738  Rhus aromatica Wm. Bridge Cooke 1940-6-4 15010 Shasta Near the Bolam Road Comment
  RSA14369  Rhus trilobata var. quinata Elmer I. Applegate 1929-6-23 5874 Shasta Fall River Valley Comment
  UCD102243  Ribes divaricatum A. W. Sampson 1933-10-7 s.n. Shasta Duncan Creek. Comment
  UC1543690  Ribes montigenum Harold and Virginia Bailey 1948-8-25 3037 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC1543692  Ribes montigenum Harold and Virginia Bailey 1948-8-26 2839 Shasta Manzanita Lake near campgrounds Lassen Volcanic National Park Comment
  UC501595  Ribes nevadense Frank W. Peirson 1932-7-14 10161 Shasta s Burney; 1000-Lake Basin 1950 Comment
  HSC38727  Ribes roezlii J. P. Smith, J. O. Sawyer 1975-6-23 8318 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC85686  Ribes roezlii J. P. Smith, J. O. Sawyer 1982-5-8 10375 Shasta Tom Green Mine Rd., 5 mi. W of its junction with French Gulch Rd. 1220 Comment
  UC711966  Ribes roezlii Roxana S. Ferris and Laura Lorraine 1941-8-10 10444 Shasta near Hat Creek P.O. (along Highway 89, Bridge Public Camp); Lassen National Forest Comment
  CAS-BOT-BC186280  Ribes roezlii var. roezlii Hans Leschke 1957-9-19 1524 Shasta Corral Meadow, Lassen Volcanic National Park 1822 Comment
  UCD123154  Ribes roezlii var. roezlii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7404 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  JEPS114474  Ribes velutinum Lowell Ahart, John Dittes 2008-6-19 14863 Shasta About 20 yards east of the Pit River, about 130 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
  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
  JEPS128763  Rigiopappus leptocladus Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21402 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC829516  Rigiopappus leptocladus C. L. Hitchcock 1940-5-24 6568 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  JEPS28473  Rorippa George W. Gillett 1957-7-6 664 Shasta summit of Table Mountain Lassen Volcanic National Park, summit of Table Mountain (near pond, Lassen Volcanic National Park) 2011 Comment
  HSC26014  Rorippa sinuata D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19214 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  POM277868  Rosa bidenticulata Alice Eastwood 1386 Shasta Castella. Comment
  SEINET8986554  Rosa corymbiflora Unknown 1912-1 1804 (25) Shasta Shasta County. Comment
  CAS-BOT-BC146732  Rosa gymnocarpa Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  UC12991  Rubus leucodermis M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  JEPS44762  Rubus ursinus J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  UCD22437  Rumex kerneri Larry Forero 2003-1 s.n. Shasta Valley region of Shasta County. Comment
  CAS-BOT-BC434023  Rumex salicifolius Robin Schramm 1998-6-20 52 Shasta Redding, end of Salmon Creek Road, on the bank of Salmon Creek, near its junction with Clear Creek. Comment
  CAS-BOT-BC434153  Rumex triangulivalvis John Thomas Howell 1960-8-21 36308 Shasta Lassen Volcanic National Park. Sulphur Works 2133 Comment
  JEPS111023  Salix J. K. Nelson 2001-5-3 2001 -10 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  UC144307  Salix A. A. Heller 1905-6-3 7950 Shasta near Middle Creek Station Comment
  SEINET10899028  Salix W. D. Stevens 1985-4-25 Stevens 23592 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC132743  Salix arctica John Thomas Howell 1960-8-23 36434 Shasta Emerald Lake 2468 Comment
  CAS-BOT-BC103354  Salix bonplandiana L. E. Smith 1914-5-10 679 Shasta [Kennet] Kennett Comment
  CAS-BOT-BC102835  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102837  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 386 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  POM362897  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -b Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  POM362899  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  UC482012  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482016  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  CAS-BOT-BC102818  Salix boothii Hans Leschke 1960-8-8 1726 Shasta Hat Lake, Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  CAS-BOT-BC107818  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 480 Shasta About 1 km. north of Redding, on sand bars near highway. 180 Comment
  CAS-BOT-BC107824  Salix hindsiana A. A. Heller 1917-4-21 12995 Shasta Clear Creek 7 miles south of Redding in gravel. Comment
  CAS-BOT-BC125421  Salix lasiandra var. lasiandra L. S. Smith 1931-6-7 20 Shasta Mt. Shasta 1066 Comment
  SJSU171  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento R, 7 km N of La Moine 448 Comment
  UCD111591  Salix lasiolepis Alan A. Beetle 1946-5-19 4352 Shasta 18 miles south of Dunsmuir, gravelly bank of Sacramento River jct. of Boulder Creek and Sacramento River. Comment
  CAS-BOT-BC124504  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-27 s.n. Shasta [Kennet] Kennett Comment
  CAS-BOT-BC124509  Salix lasiolepis var. lasiolepis L. E. Smith 1913-4-12 624 Shasta Clear Creek Comment
  CAS-BOT-BC124511  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-26 594 Shasta Red Bluff Comment
  CHSC94040  Salix lasiolepis var. lasiolepis R. Fischer 2005-4-19 705 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Tree growing near edge of main park road east of Crystal Springs in the riparian cover along water edge. 1010 Comment
  CAS-BOT-BC124864  Salix lemmonii Hans Leschke 1960-8-8 1727 Shasta Dersch Meadows 2011 Comment
  CAS-BOT-BC124869  Salix lemmonii Hans Leschke 1750 A Shasta Manzanita Lake 1783 Comment
  CAS-BOT-BC125674  Salix melanopsis L. S. Smith 1931-6-7 14 Shasta Mt. Shasta 1066 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding Comment
  UC481916  Salix melanopsis Mrs. H. P. Bracelin 1931-6-28 482 Shasta n. of bridge at n. end of town Redding (w. side of hwy.) 180 Comment
  UC436311  Salix petrophila E. B. Copeland 1930-8-5 Shasta beside lake Mt. Lassen 2700 Comment
  CHSC118575  Salvia aethiopis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21406 Shasta East of a poor dirt road, near Fall River Lake, about 0.8 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1007 Comment
  HSC49124  Salvia columbariae J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9704 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC225203  Salvia sonomensis John Thomas Howell 1955-6-14 30428 Shasta East of Whiskeytown Comment
  HSC47576  Salvia sonomensis Sheila Logan 1978-5-13 132 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  HSC72036  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9606 Shasta Beegum Gorge Rd. .3 mi. from its jct. with SR 36 762 Comment
  SBBG6507  Salvia sonomensis H. and M. Dearing 1938-6-14 3650 Shasta W of Viola Comment
  UC1124862  Salvia sonomensis P. L. Johannsen 1932-5-25 83 Shasta Salt Creek; Redding Quad. 335 Comment
  SEINET10745846  Sambucus caerulea Andrew Townesmith 2012-9-4 Townesmith 2400 Shasta Along California route 89, 6.9 miles north of intersection with California route 44. 1112 Comment
  UC54339  Sanguisorba annua H. M. Hall and E. B. Babcock June, 1903 4175 Shasta Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 Comment
  JEPS254  Sanicula bipinnata Alice King 1921-1 Shasta Anderson Comment
  UC663173  Sanicula bipinnatifida W. C. McCalla 1940-6-21 6288 Shasta near Lassen Camp (Highway 36); Highway 36 Comment
  CHSC63554  Sanicula crassicaulis Vernon H. Oswald; Lowell Ahart 1994-5-12 6190 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
  HSC62763  Sanicula tuberosa J. M. DiTomaso 1979-5-11 964 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  JEPS953  Sanicula tuberosa J. W. Blankinship 1911-3-29 Shasta Buckeye Comment
  JEPS85543  Saxifraga californica Walter S. Lennon 1983-4-4 Shasta 5.7 mi sw of Ono (Platina Road) Comment
  JEPS105129  Saxifraga ferruginea var. macounii Dean W. Taylor 1993-7-9 13806 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC858760  Saxifraga oregana Alice Eastwood Jun 29 1912-Jul 11 1912 817 Shasta Goose Valley Comment
  JEPS47496  Saxifraga tolmiei W. L. Jepson 1929-9-29 15325 Shasta nw slope of Lassen Peak 2682 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
  UCD126472  Schedonorus pratensis Calvin McMillan; Malcolm A. Nobs 1949-6-15 783 Shasta at the junction of Pitt River and Hat Creek at Highway 299. Comment
  CAS-BOT-BC111353  Schoenoplectus acutus var. occidentalis Alice Eastwood 1912-6-29 803 Shasta Goose Valley Comment
  CAS-BOT-BC35594  Scirpus congdonii Alice Eastwood 1912-8-22 1892 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  RSA25351  Scirpus microcarpus C. L. Hitchcock 1940-5-24 6580 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS95276  Scleranthus annuus Vernon H. Oswald and L. Ahart 1994-4-27 6128 Shasta Bailey Cove Trail; Shasta Lake; McCloud River; T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead 335 Comment
  UC852752  Scleranthus annuus subsp. annuus C. L. Hitchcock 1940-5-20 6473 Shasta 25 mi e Redding (foothills of mountains) Comment
  CHSC84109  Scribneria bolanderi Lowell Ahart; John Dittes 2003-5-12 10168 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC93217  Scrophularia lanceolata R. Fischer 2005-4-17 581 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from out crop on an east facing hillside opening above the mouth of Big Lake. 1033 Comment
  CHSC67240  Scutellaria siphocampyloides David Biek 1987-6-13 4 Shasta Whiskeytown National Recreation Area, due W of BM 673, ca. 600 ft S of Hwy. 299. 205 Comment
  UC1713639  Scutellaria siphocampyloides Elmer I. Applegate 1929-6-18 5746 Shasta 30 mi n of Redding (Pollock, Sacramento River); Pollock, Sacramento River Comment
  UC884041  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi e of Redding 152 Comment
  UC1755224  Sedum obtusatum subsp. paradisum Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19100 Shasta Shirttail Peak (ca. 15 air mi NW of Redding), ridgeline on N flank of the mountain, below the access road to the summit; Trinity Mountains 1173 Comment
  CAS-BOT-BC278761  Sedum sexangulare Peter F. Zika; Julie K. Nelson 2012-6-21 25919 B Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills (CaRF) 195 Comment
  UC1234626  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County (State Highway 89) Comment
  UC91638  Senecio aronicoides Mrs. R. M. Austin July 1896 4080 Shasta Lassen Peak Comment
  POM260250  Senecio eurycephalus C. L. Hitchcock 1940-5-27 6635 Shasta Near McArthur. Comment
  LA212208  Senecio fremontii James R. Shevock; 1972-7-25 2207 Shasta Lassen National Park, near summit of Lassen peak. 3169 Comment
  CAS-BOT-BC363639  Senecio fremontii var. occidentalis A. R. Kruckeberg 1954-8-5 3705 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC363641  Senecio fremontii var. occidentalis Lewis S. Rose 1945-9-7 45266 Shasta Bumpas Hot Springs 2529 Comment
  UC195872  Senecio fremontii var. occidentalis unknown Sep 1874 3 & 4 Shasta Lassens Peak, N. Cal. Comment
Read comments
May 23 2013
  CAS-BOT-BC364259  Senecio triangularis Roxana S. Ferris; Laura Lorraine 1941-8-10 10473 Shasta Lassen National Park, near Summit Lake 2042 Comment
  UC1558239  Senecio triangularis Harold and Virginia Bailey 1948-8-26 2833 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  CHSC65482  Sericocarpus oregonensis L. P. Janeway 1995-9-2 4910 Shasta About 1000 ft north of Bluejay Mountain; along Road 35N46 4.8 mi north of Fenders Ferry Road (Road 27). 914 Comment
  CAS-BOT-BC364722  Sericocarpus oregonensis subsp. californicus William A. Dayton 1913-8-25 556 Shasta Shasta National Forest. Not far from Upper Fenced Area Summit Lake Range 1706 Comment
  CDA31829  Sesbania punicea C. Owens 2010-8-3 s.n. Shasta Rother property on Henderson Road, in Redding. 0 Comment
  JEPS116622  Setaria gracilis J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -104 Shasta Below high water mark of Shasta Lake, north of Blue Ridge, Pit River Arm; ca. 20 miles NE Redding. 320 Comment
  SEINET10904438  Sidalcea W. D. Stevens 1985-4-25 Stevens 23566 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CHSC118286  Sidalcea asprella subsp. asprella L. P. Janeway 2016-5-19 12098 Shasta High Cascade Range. along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  LA205919  Sidalcea asprella subsp. asprella C. L. Hitchcock; 1940-5-17 6448 Shasta 3 mi E of Redding 152 Comment
  UC144554  Sidalcea celata A. A. Heller 1905-5-27 7876 Shasta Near Redding. Comment
  JEPS109759  Sidalcea malviflora subsp. asprella Dean W. Taylor 1987-6-9 9029 B Shasta tributary to Moosehead Creek 1341 Comment
  RSA239280  Sidalcea malviflora subsp. celata Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42402 Shasta Shasta National Forest; slope above Castle c. 1 mile W. of Castle Crags State Park 762 Comment
  SBBG19466  Sidalcea oregana J. A. Lowery -Aug-1962 22 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CAS-BOT-BC205770  Sidalcea oregana Alice Eastwood 1912-6-29 952 Shasta Goose Valley Comment
  RSA166262  Sidalcea oregana subsp. oregana H. Dearing, M. Dearing 1939-6-30 3757 Shasta Shasta County: Callahan, Trinity Alps Road. 1220 Comment
  CHSC66144  Silene campanulata subsp. glandulosa Vernon H. Oswald 1996-5-30 7678 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. On a roadside bank. 609 Comment
  CHSC60352  Silene douglasii Mary Ann Showers 1992-6-28 2699 Shasta Lassen Volcanic National Park. West of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  JEPS104314  Silene gallica Lowell Ahart 2003-5-22 10184 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CAS-BOT-BC181296  Silene invisa John Thomas Howell 1969-8-5 45878 Shasta Dersch Meadows - Lassen Volcanic National Park Comment
  CAS-BOT-BC389211  Silene laciniata subsp. californica Elmer I. Applegate 1929-6-18 5748 Shasta Pollock, Sacramento River Comment
  CAS-BOT-BC181349  Silene latifolia Alice Eastwood 1921-7-23 s.n. Shasta Wildwood, Shasta Springs Comment
  CAS-BOT-BC389414  Silene lemmonii Alice Eastwood 1912-6-29 910 Shasta Goose Valley Comment
  CDA13537  Silene lemmonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13364 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  SBBG2041  Silene lemmonii H. and M. Dearing 1939-6-14 3649 Shasta near Viola 1371 Comment
  CHSC38077  Sisymbrium altissimum R. E. Preston 1983-7-14 331 Shasta At roadside, Subway Cave, ca. 1 mi N of Old Station. 1328 Comment
  JEPS939  Sium suave W. L. Jepson 1914-8-11 5768 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  JEPS1773  Smelowskia ovalis var. congesta George W. Gillett 1952-9-1 243 Shasta s slope of Lassen Peak Lassen Volcanic National Park 3108 Comment
  UC1036209  Smelowskia ovalis var. congesta George W. Gillett 1952-7-16 276 Shasta summit area Lassen Volcanic National Park, Lassen Peak 3108 Comment
  PASA1236  Smilax californica Frank W. Peirson 1932-7-17 Shasta Wallace Ranch, Goose Valley 914 Comment
  RSA768471  Smilax californica Justin M. Wood 2010-9-2 2581 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  UC54244  Smilax californica H. M. Hall and E. B. Babcock June, 1903 4009 Shasta Baird Upper Sacramento Valley, McCloud River 243 Comment
  UC844267  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  RSA69516  Smilax californica Frank W. Peirson 1932-7-17 10337 Shasta Wallace Ranch. Goose Valley. 915 Comment
  SEINET8263374  Smilax californica Frank Callahan 2007-11-19 SC 10 Shasta 35N25 Rd. off Gregory Cr. Rd. off Salt Cr. exit I-5. 439 Comment
  SJSU1551  Smilax californica C. W. Sharsmith 1954-6-25 6212 Shasta edge of meadow, Viola 1341 Comment
  HSC96006  Smilax jamesii Martin J. Lenz 2004-5-25 208 Shasta Shallow draw ca. 100 ft. S of Roseburg Resources Co. 340-I logging road, ca. 2100 ft. E of the Big Bend road, 3.5 air mi. SSW of Pit River bridge at Big Bend. 936 Comment
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Jul 16 2015
  CDA5906  Solanum carolinense P. Whipp 1971-5-27 Shasta West Coast Orchards, 100 feet west of George Vasquez residence, Olinda. 0 Comment
  CHSC89650  Solanum dulcamara R. Fischer; J. Marr 2004-8-14 356 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. 1008 Comment
  CHSC88307  Solanum parishii R. Fischer; J. Marr 2004-5-23 191 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Horr Pond and Crystal Springs. 1008 Comment
  HSC72324  Solanum parishii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9648 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  JEPS16623  Solidago velutina subsp. californica Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3953 Shasta Millville 155 Comment
  UC585514  Sorghum bicolor Virginia E. Long 1931-5-21 79 a Shasta along S.P.R.R. Anderson 131 Comment
  CHSC107149  Sorghum halepense R. E. Brainerd 2009-7-21 1547 Shasta Interstate Highway 5 at the Castella interchange (Exit 724), northbound entrance ramp. UTM Zone 10 557546E 4555570N. 609 Comment
  POM312951  Sparganium angustifolium subsp. emersum Malcolm A. Nobs, H. L. Mason 1949-5-29 749 Shasta Marsh between Hat Creek and Pitt River bridge, Highway 299. Comment
  UC322  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC1540163  Sparganium natans Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9232 Shasta between Pit River and McCloud River (Stouts Meadow, on watershed divide); Stouts Meadow 1645 Comment
  CHSC60403  Spiraea densiflora Mary Ann Showers 1992-7-19 2718 Shasta Lassen Volcanic National Park. Canyon on edge of Hat Creek and crevices of cliffs. 1889 Comment
  RSA85250  Spiraea densiflora F. W. Peirson 1932-7-10 10162 -a Shasta Along stream, Thousand- Lake Basin Comment
  CAS-BOT-BC149672  Spiraea douglasii Alice Eastwood 1912-8-22 1887 Shasta Morgans Springs, Lassen Butte region Comment
  JEPS120235  Spiraea douglasii Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne 2012-8-31 2012 -090 Shasta Forest Road 37N30 along Peavine Creek, north of Pit River, west of Hwy. 89, south of Red Mountain, near PAcific Crest Trail; southern Cascades Comment
  UCD38662  Spiraea douglasii Beecher Crampton 1956-8-20 3767 Shasta Castle Crag. 640 Comment
  UCD114076  Spiraea splendens Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5404 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA69655  Spiranthes porrifolia Frank W. Peirson 1932-7-12 10133 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  UC153503  Spiranthes porrifolia Milo S. Baker 1898-7-8 351 Shasta Stevens Comment
  UCD93168  Sporobolus indicus Wallace E. Tyler 1964-11-4 s.n. Shasta Vicinity of Anderson. Comment
  CDA2532  Sporobolus vaginiflorus R. Tofsrud 1949-7-4 Shasta Off Highway 99, 4 miles south of Shi-Lo-Ah Mineral Springs. 0 Comment
  UC501435  Stachys ajugoides var. ajugoides Frank W. Peirson 1932-7-17 10319 Shasta Wallace Ranch Goose Valley 914 Comment
  CHSC9255  Stachys ajugoides var. rigida G. Strausbaugh 1970-7-19 134 Shasta Near Boulder Creek ca. 29 ft. to nw side of dirt road where crosses creek ca. 3.5 mi. east of summit. 457 Comment
  UC416581  Stachys ajugoides var. rigida Milo S. Baker 1898-7-9 412 Shasta Tamarack Road near Summit Comment
  UC1925910  Stellaria Harold and Virginia Bailey 1948-8-27 2873 a Shasta Lassen Volcanic National Park, Badger Flat 1920 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
  CAS-BOT-BC391204  Stellaria longipes subsp. longipes George W. Gillett 1957-8-9 1003 Shasta Lassen Volcanic National Park. East Fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  JEPS28432  Stellaria longipes var. longipes George W. Gillett 1957-7-3 646 Shasta Badger Flat Lassen Volcanic National Park (near road crossing) 1905 Comment
  UC54463  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1901 4265 Shasta Hat Creek Sierra Nevada Mountains (e Shasta County) 1341 Comment
  HSC72033  Stellaria nitens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9604 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  OBI55548  Stephanomeria lactucina David J. Keil, Kathleen Keil 1992-7-24 23574 Shasta 1.1 mi E of Siskiyou County line along hwy 89 Comment
  RSA768311  Stephanomeria virgata Justin M. Wood 2010-9-2 2532 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC375749  Stephanomeria virgata L. E. Smith 1912-8-1 s.n. Shasta Kennet [Kennett] Comment
  HSC101564  Stipa lemmonii var. lemmonii J. P. Smith, J. O. Sawyer 2010-5-7 12825 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  CAS-BOT-BC87809  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1934-4-21 1808 Shasta Between Lamoine and Delta. Comment
  CAS-BOT-BC87819  Streptanthus tortuosus W. C. McCalla 1940-7-1 6339 Shasta Lassen National Park. 2194 Comment
  UC1553583  Streptanthus tortuosus E. Dean 1988-7-11 115 Shasta Castle Dome and trail up to Castle Dome Castle Crags 1432 Comment
  UC956603  Streptanthus tortuosus Freed W. Hoffman 1948-7-18 2318 Shasta trail from Castle Crags State Park to summit of Catle Crags (w Shasta Co.) 1219 Comment
  UC956606  Streptanthus tortuosus Freed W. Hoffman 1948-7-18 2320 Shasta Castella-Trinity Center rd 1 mi w Castella (along creek, Shasta Co.); Castle Creek 1295 Comment
  CHSC558  Streptanthus tortuosus var. pallidus 1960-3-13 Shasta 15 mi. NW of Redding on Weaverville road. Comment
  HSC59053  Streptanthus tortuosus var. tortuosus Thomas Wood 1979-4-29 140 Shasta 13 mi. E of Bella Vista on Hwy. 299 341 Comment
  POM187532  Styrax officinalis var. redivivus Marcus E. Jones 1931-7-16 28978 Shasta Pitt River Bridge. Comment
  UC1123312  Styrax officinalis var. redivivus H. R. Josephson 1933-5-26 11 Shasta Along Kennett Road Kennett Road; Redding Quad. Comment
  HSC40206  Styrax redivivus J. P. Smith 1976-5-22 8813 Shasta French Gulch-Carrville Rd. 732 Comment
  RSA40783  Styrax redivivus Carl B. Wolf 1944-10-28 11475 Shasta Sacramento River Canyon, 1 mile N of Le Moine. 305 Comment
  CAS-BOT-BC64544  Styrax redivivus W. R. Dudley 1899-8-18 s.n. Shasta Toward Shasta P.O. Comment
  UC141757  Swertia albicaulis var. nitida A. A. Heller 1905-5-27 7879 Shasta near Redding 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
  UC763196  Swertia albicaulis var. nitida Robert F. Hoover 1936-5-21 1190 Shasta 3 mi n Redding Comment
  UC878391  Swertia albicaulis var. nitida Alice Eastwood Jun 29 1912-Jul 11 1912 950 Shasta Goose Valley Comment
  CAS-BOT-BC5526  Swertia bethelii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CHSC9235  Symphoricarpos albus var. laevigatus G. Strausbaugh 1970-5-30 83 Shasta E bak of first cove NW of Brandy Creek Swimming Area and ca. 3 ft. from water's edge. 370 Comment
  CHSC54469  Symphoricarpos mollis Vernon H. Oswald 1991-7-22 4764 Shasta Lassen Volcanic National Park. In Blue Lake Canyon on the southeast side of the unnamed lake located ca. 0.25 mile west of Blue Lake, ca. 3 miles (air) west-southwest of Lassen Peak. 2057 Comment
  UC28685  Symphoricarpos mollis var. acutus F. W. Morse Jul 1886 Shasta Comment
  CHSC85465  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa; T. D. Wilfred 1996-6-10 12990 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 Comment
  CHSC88766  Symphyotrichum ascendens R. Fischer 2004-7-6 281 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located between Camp 7 and Horr Pond. On slope below camp. 1010 Comment
  CHSC89783  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 417 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7 and Horr Pond. On mdw. 1010 Comment
  CAS-BOT-BC98465  Symphyotrichum spathulatum Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls Comment
  UC1558227  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2906 Shasta Hat Creek near crossing of Badger Flat Rd. Lassen Volcanic National Park 1920 Comment
  UC1558231  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2918 a Shasta Hat Creek at place where Badger Flat Rd. crosses creek Lassen Volcanic National Park 1920 Comment
  OBI55530  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-24 23583 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  CAS-BOT-BC85229  Taxus brevifolia Lyman Benson 1930-7-19 2228 Shasta N. Sierra Nevada, E. of Round Mt., Hatchet Creek 1219 Comment
  CAS-BOT-BC85270  Taxus brevifolia Ellsworth Bethel 1923-6-16 s.n. Shasta Burney Comment
  UC13  Taxus brevifolia M. S. Baker and Frank Nutting 1894-5-24 Shasta Hatchet Creek Comment
  UCSB16365  Taxus brevifolia Haller, John 1962-6-6 Shasta Hatchett Creek, 13 miles west of Burney via U.S. Highway 299 1066 Comment
  UCR51811  Thelypodium howellii subsp. howellii R. C. Rollins, Kathryn W. Rollins, David Gates 1983-7-7 83230 Shasta Gates Ranch, c. 3 mi. NE of MacArthur 1012 Comment
  CHSC93191  Thermopsis californica var. argentata R. Fischer 2005-4-19 652 Shasta Along Hwy 299 west of Burney Falls in the CaR. At edge of meadow, near lumber mill. 914 Comment
  UC54377  Thermopsis californica var. argentata H. M. Hall and E. B. Babcock June, 1903 4168 Shasta vicinity Dana; Sierra Nevada Mountains 1097 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
  CHSC9184  Thermopsis gracilis G. Strausbaugh 1970-4-18 46 Shasta On steep cutbank e side Kennedy Memorial Dr. ca. 50 ft. s of Park Headquarters Bldg. 396 Comment
  HSC71339  Thermopsis gracilis J. P. Smith 1976-5-22 8810 Shasta French Gulch-Carrville Rd. near Trinity Mtn. Station 1159 Comment
  JEPS95426  Thermopsis gracilis Vernon H. Oswald and L. Ahart 1994-4-27 6120 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.17 mi E (clockwise) of the trailhead. 335 Comment
  RSA0049652  Thermopsis gracilis Dean Wm. Taylor, Nick Kroencke 2012-8-21 21299 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 38N28 9.5 road miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1659 Comment
  UC73215  Thermopsis gracilis Misses Jones and Alexander Shasta Comment
  UC726474  Thermopsis gracilis A. A. Heller 1919-6-19 13250 Shasta between Lamoine and William's Ranch Comment
  RSA565067  Thermopsis macrophylla var. agnina Wm Taylor 1992-5-2 13416 Shasta Fluhart Gap (5 air miles S Whitmore) along jeep road betw summit of the ridge and S Cow Creek. 579 Comment
Read comments
Jul 14 2015
  JEPS91011  Thermopsis macrophylla var. argentata Dean W. Taylor 1993-5-26 13514 Shasta ca. 3 mi nw Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, (Burney 7 1/2' USGS quadrangle, 1990 edition)); Modoc Plateau, Burney Valley 1005 Comment
  JEPS96535  Thermopsis macrophylla var. argentata Dean W. Taylor 1993-5-2 13416 Shasta Fulhart Gap, on jeep road between summit of ridge and South Cow Creek, 579 Comment
  HSC49776  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9834 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  HSC64051  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer 1973-4-14 6082 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  UC1713739  Thysanocarpus laciniatus H. E. Brown May 15 1897-May 28 1897 241 Shasta near Pit River Ferry; near Pit River Ferry 213 Comment
  JEPS25420  Thysanocarpus radians Rimo Bacigalupi with G. T. Robbins 1959-4-23 7038 Shasta along road from Bella Vista to Palo Cedro 1 mi s North Cow Creek School 155 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
  CHSC96292  Torilis arvensis subsp. purpurea R. Fischer 2006-7-21 913 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on dry grassy meadow, adjacent main park road, between Horr Pond and campsite 7. 1010 Comment
  UCD93207  Torreyochloa pallida var. pauciflora P. B. Kennedy 1921-6-1 s.n. Shasta by Fall River Mills. Comment
  SEINET8046911  Toxicodendron diversilobum R. Adamson, M. Martin 1964-4-27 s.n. Shasta 5 miles SW of Shingletown; Hwy 44. 914 Comment
  JEPS105646  Trichostema oblongum L. P. Janeway 2001-6-21 7210 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool 1494 Comment
  UC1540147  Trichostema simulatum Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9218 Shasta along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley; extreme NE portion of county 1341 Comment
  UC445051  Trientalis latifolia Lewis C. Rosenbaum 1916-6-3 Shasta Castella, Sacramento River Sacramento River; Castella, Sacramento River Comment
  UCD123137  Trientalis latifolia Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7390 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CHSC84068  Trifolium albopurpureum var. albopurpureum Lowell Ahart; John Dittes 2003-5-12 10146 Shasta About 100 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  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
  UCD107607  Trifolium breweri G. J. Young 1912-7-1 5 Shasta Sacramento River. Comment
  JEPS28478  Trifolium cyathiferum George W. Gillett 1957-8-20 1109 Shasta above cabins (in Aspen Grove, Broeoff Meadows); Lassen Volcanic National Park 1920 Comment
  HSC38295  Trifolium depauperatum Thomas W. Nelson, Jane P. Nelson 1976-3-21 2274 Shasta Beside Hwy. 299, 3 mi. W of Clear Creek bridge Comment
  JEPS104216  Trifolium dubium Lowell Ahart 2003-5-22 10183 Shasta Just w of the gate, on the road, on the south side of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 271 Comment
  CDA27946  Trifolium fucatum J. Dittes, L. Ahart 2003-5-12 s.n. Shasta On volcanic plateau north of Battle Creek, about 300 yards southwest of the barn, about 1/4 mile south of the Coleman Canal, 3.1 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. Comment
  JEPS85561 Image available Trifolium fucatum Walter S. Lennon 1983-5-7 Shasta Anderson, Rd and Ash Creek Rd Comment
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  CHSC63567  Trifolium glomeratum Vernon H. Oswald; Lowell Ahart 1994-5-6 6187 Shasta Jones Valley Road, ca. 0.5 mi SE of Jones Valley Boat Ramp on the Pit Arm of Shasta Lake. 365 Comment
  CHSC84097  Trifolium glomeratum Lowell Ahart; John Dittes 2003-5-12 10152 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
  CHSC55222  Trifolium hirtum L. P. Janeway 1991-5-10 3940 Shasta Battle Creek Wildlife Area. Large gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  HSC96793  Trifolium hirtum J. Carey, A. Hong, J. Leffingwell 1995-4-23 66 Shasta 10 mi. N on rd. A16 from its intersection with Hwy. 36 366 Comment
  CDA14156  Trifolium hybridum G. F. Hrusa, T. Holmes 1997-6-18 13870 Shasta Fall River; Fall River upstream from Glenburn, at Island Rd. put-in access. Comment
  UC1543870  Trifolium kingii var. productum Harold and Virginia Bailey 1948-8-25 2990 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC54383  Trifolium kingii var. productum H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4317 Shasta Canadian Zone of the s side Mount Lassen 2286 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
  UC630804  Trifolium longipes var. elmeri G. J. Young July 1912 2 Shasta Sacramento River Comment
  SEINET10576986 Image available Trifolium longipes var. shastense H. E. Brown 1897-5-15 Brown 362 Shasta Collected near Pit River Ferry. 213 Comment
  JEPS65977  Trifolium microcephalum J. W. Blankinship 1911-5-5 Shasta Redding Comment
  UC165619  Trifolium microcephalum Milo S. Baker 1896-5-22 Shasta Morley's Station Comment
  UC866904  Trifolium monanthum var. monanthum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  UCSC008081  Trifolium piorkowskii Randall Morgan 2010-5-27 5034 Shasta Comment
  CAS-BOT-BC230831  Trifolium productum Hans Leschke 1958-8-16 1539 Shasta Lassen Volcanic National Park, upper part 1981 Comment
  CHSC84049  Trifolium variegatum var. variegatum Lowell Ahart; John Dittes 2003-5-12 10155 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UC631386  Trifolium variegatum var. variegatum G. J. Young July 1912 Shasta Castella Comment
  CHSC63569  Trifolium willdenovii Vernon H. Oswald; Lowell Ahart 1994-5-6 6167 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead at the Jones Valley Boat Ramp. 335 Comment
  UC631598  Trifolium willdenovii A. A. Heller 1918-5-12 13022 Shasta on the McCloud River near the fish hatchery McCloud River Comment
  SEINET10906950  Trifolium willdenovii W. D. Stevens 1985-4-25 Stevens 23567 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UCD80392  Triglochin scilloides CNPS SN Foothill Team 2006-5-9 SNFN 0367 b Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 263 Comment
  CAS-BOT-BC520833  Trillium albidum L. E. Smith 1913-4-24 s.n. Shasta Shasta Comment
  CHSC33845  Trillium ovatum subsp. oettingeri J. D. Prouty 1981-8-3 1277 Shasta 1706 Comment
  CDA36148  Triphysaria eriantha J. R. Keck Jr. 1978-4-19 Shasta Bear Mountain in the Jones Valley area. 0 Comment
  UCD93587  Trisetum canescens Freed W. Hoffman 1946-6-5 1706 Shasta Burney Park. Comment
  CAS-BOT-BC200255  Trisetum spicatum H. F. Copeland 1931-8-9 1434 Shasta Mt. Lassen 2590 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
  CAS-BOT-BC200257  Trisetum spicatum George W. Gillett 1957-8-10 1021 Shasta Saddle between Ski Heil [Hill] and Pilot Pinnacle 2636 Comment
  UC1738784  Trisetum spicatum Dean W. Taylor 1975-8-24 5388 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2606 Comment
  UC1543784  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC465576  Triteleia hyacinthina Julie Kierstead Nelson 2015-4-13 2015 -012 Shasta City of Redding, 1/4 mi S of Hwy 44, south of intersection of Hartnell & Argyle Rd 477 Comment
  CAS-BOT-BC522311  Triteleia hyacinthina A. A. Heller 1940-5-1 15569 Shasta On the plateau north of Redding east of U.S. Highway 299 Comment
  SD230983  Triteleia hyacinthina James R. Shevock, Barbara Ertter 1992-6-13 12198 Shasta Squaw Creek. Along forest highway 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment