Search Results — 2000 specimen records retrieved (1404 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA46298  Acer circinatum Roxana S. Ferris 1955-7-11 12963 Shasta W slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. #299. 1189 Comment
  SJSU525  Acer circinatum G. Witherspoon 1940-6-25 2086 Shasta McArthur Burney Falls State Park 1219 Comment
  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
  CAS-BOT-BC330574  Acer circinatum Ellsworth Bethel 1923-5-9 s.n. Shasta Montgomery Creek Comment
  RSA96066  Acer circinatum Percy C. Everett, E. K. Balls 1954-10-10 20258 Shasta Highway 89, 9.5 miles northwest of Lake Britton, between Burney Falls and McCloud 1204 Comment
  SEINET7892757  Acer circinatum H. M. Hall, E. B. Babcock 1903-1 4018 Shasta Delta. 396 Comment
  CAS-BOT-BC465580  Acer glabrum Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -021 Shasta Near summit of Tombstone Mountain, eastern Klamath Range, E of I-5 1661 Comment
  JEPS100756  Acer glabrum var. torreyi Dean W. Taylor 1999-8-13 17343 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  JEPS117850  Acer glabrum var. torreyi Julie Kierstead Nelson 2006-6-16 2006 -21 Shasta Girard Lookout, 2 miles southwest of Castle Crags. 1463 Comment
  UC479100  Acer macrophyllum Marcus E. Jones, A. M. 1931-7-16 28942 Shasta Redding Comment
  CAS-BOT-BC333220  Acer macrophyllum James McMurphy 1914-6-27 s.n. Shasta Railroad, narrow gauge, near Balakala Mine. Above Redding Comment
  SEINET12766389  Acer macrophyllum J. P. Smith, J. O. Sawyer 1973-4-14 6089 Shasta 3.8 miles east of Buckhorn Summit on S.R. 229.; 0 640 Comment
  JEPS120210  Achillea millefolium Julie Kierstead Nelson 2012-5-5 2012 -033 Shasta Upper Sacramento River watershed; O'Brien exit 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
  UC1558226  Achillea millefolium Harold and Virginia Bailey 1948-8-27 2916 b Shasta near crossing of Badger Flat road Hat Creek; Lassen Volcanic National Park Comment
  UCR206300  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2009-6-13 15004 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC28859  Achillea millefolium Alice Eastwood 1924-6-29 924 Shasta Goose Valley Comment
  CAS-BOT-BC210704  Achnatherum lemmonii James Jokerst 1985-5-27 2373 Shasta Near Rock Creek 943 Comment
  CDA28103  Achnatherum lemmonii T. C. Fuller 1969-5-22 18484 Shasta 2.7 mi E of Hatchet Mtn, Summit, N side of Hwy 299 to Burney. 0 Comment
  UC1553562  Achnatherum lemmonii E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 69 Shasta 3.8 mi s along Pit #6 Rd. Big Bend Rd. (Cove Cemetery area); Roaring Crk. 609 Comment
  UCD50591  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 yellop pine. Shasta County. Comment
  CAS-BOT-BC216905  Achnatherum occidentale George W. Gillett 1957-7-5 660 Shasta Manzanita Lake area, near trail between employees area and museum, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC216909  Achnatherum occidentale Hans Leschke 1960-8-6 1717 Shasta Near Echo Lake 2057 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
  RSA773147  Achnatherum occidentale subsp. californicum Lynn R. Firestone, Harold Firestone 1983-8-11 8336 Shasta In campground at SW entrance of Lassen Volcanic National Park Comment
  SEINET7593430 Image available Achnatherum occidentale subsp. californicum George W. Gillett 1957-1 660 Shasta Manzanita Lake area; near trail between employees area and museum. 1798 Comment
  CAS-BOT-BC218632  Achnatherum occidentale subsp. pubescens Alice Eastwood 1912-6-29 922 Shasta Goose Valley Comment
  UCD103812  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13085 Shasta Along the State Highway, 12 miles north of Redding. Comment
  OBI13187  Acmispon brachycarpus Robert F. Hoover 1968-5-28 11125 Shasta Clough Crk at Old Alturas Rd Comment
  CAS-BOT-BC29315  Adenocaulon bicolor Alice Eastwood 1912-6-29 1000 Shasta Goose Valley Comment
  CAS-BOT-BC29314  Adenocaulon bicolor Lyman Benson 1930-7-18 2213 Shasta East of Round Mountain, Hatchet Creek 1219 Comment
  UCD128530  Adenocaulon bicolor William Moon 1960-7-28 s.n. Shasta 4.7 miles south Castle Crags State Park entrance, along the Sacramento River. Comment
  JEPS123384  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Dry Fork, at USFS Road 33N21/BLM Chappie-Shasta OHV Aren Road 2 crossing; approximately 3 mi west of Shasta Dam. Shasta Dam, 7.5' Q. Comment
  JEPS123385  Adiantum shastense Len Lindstrand III 2015-1-6 21215 Shasta Slope above Little Cow Creek, approx. 0.75 mi north-northeast of Ingot and 0.15 mi north of Afterthought Mine. Oak Run, 7.5' Q. Comment
  JEPS89852 Image available Adiantum shastense Dean W. Taylor 1992-4-19 12599 Shasta Squaw Creek Canyon, on limestone cliffs 0.5 mi. E of Squaw Creek Fire Control station along Forest Rd. 27; Shasta Lake Region Comment
  JEPS95310  Adiantum shastense Vernon H. Oswald 1994-4-27 6148 Shasta T34N R4W SE1/4 Sec. 20, ca. 1200 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 0.39 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 365 Comment
Read comments
Mar 6 2008
  UC2030520  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 163 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Road, just W of intersection with Old Mill Road where Fall Creek intersects Gilman Road Comment
  UC2036952  Adiantum shastense Dean W. Taylor 2013-9-6 21418 Shasta Cedar Creek drainage, ca. 6 miles west of Round Mountain on Highway 299 Comment
  UC62723 Image available Adiantum shastense Baker and Nutting 1894-5-21 Shasta Oak Run, Shasta County. Comment
  CHSC118189  Adiantum shastense Kevin Heidel 2015-4-22 15 Shasta Tombstone Mountain. Coordinates: UTM 10T NAD83 0563219E/ 4544616N. 1533 Comment
  HSC104373  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake 366 Comment
  UC2030521  Adiantum shastense Martin J. Lenz with Julie Nelson 2014-5-27 5351 Shasta Along road to Deep Creek Campground, approx. 5.2 air miles SE of Big Bend Comment
  CDA20085  Adonis aestivalis K. Martyn 2002-12-18 PDR 1282926 Shasta Northern California; Rangeland on Hwy 299-E in the vicinity of MacArthur. 0 Comment
  HSC104012  Aegilops cylindrica L. Ahart 2008-6-19 14856 Shasta About 0.25 mi. SE of Hwy. 299 in Fall River Mills, ~100 yds. W of the intersection of Cassel-Fall River Road and Dee-Knoch Rd., ~ 50 yds. E of the Pit River 994 Comment
  JEPS128766  Aegilops cylindrica Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21416 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
  CAS-BOT-BC202698  Aesculus californica Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  RSA746505  Aesculus californica K. M. Meyer, A. Townesmith 2007-7-25 158 Shasta Shasta County. 503 Comment
  UC1032346  Aesculus californica P. L. Johannsen 1932-5-25 78 Shasta 0.5 mi e Morley; Redding Quad. 335 Comment
  UC882837  Agastache parvifolia C. L. Hitchcock 1940-5-23 6517 Shasta ca 5 mi e Burney Falls; e of Burney Falls Comment
  UC1506460  Agastache urticifolia J. E. Vogelmann 1980-7-28 56 Shasta on Route 89, 7.8 mi n Lassen Volcanic Park boundary (Lassen National Forest); , n of Lassen Volcanic Park boundary Comment
  UC1396182 Image available Ageratina shastensis G. L. Stebbins and F. Ehrendorfer 1959-6-20 5968 Shasta 25 mi (airline) n Redding (1 mi e of Squaw Creek, on Flat Creek Road, 300 ft above the road); ; 25 mi N of Redding Comment
  UCD128543  Ageratina shastensis G. L. Stebbins; W. Gajewski 1959-10-18 5949 Shasta east side of McCloud Arm, Shasta Lake, directly opposite Baily's Cove. Ravine about 0.5 mile distant from and 600 feet above lake. 487 Comment
  UCD128548  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2410 Shasta Hirtz Mountain. 1066 Comment
  CAS-BOT-BC21353  Agoseris aurantiaca var. aurantiaca George W. Gillett 1957-8-8 1001 Shasta above Hat Lake, near Paradise Meadow Trail. 1981 Comment
  OBI63045  Agoseris grandiflora var. grandiflora David J. Keil 2004-7-10 30310 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  CAS-BOT-BC46143  Agoseris heterophylla John Thomas Howell 1934-6-16 12228 Shasta 2 miles ne of McArthur Comment
  CAS-BOT-BC46146  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Anderson's Comment
  UC29351  Agoseris heterophylla var. heterophylla M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  JEPS28750  Agoseris monticola George W. Gillett 1957-8-11 1033 Shasta above, near edge of blast area (on Paradise Meadow Trail) Hat Lake; Lassen Volcanic Natl. Park, Hat Lake 1981 Comment
  CAS-BOT-BC13181  Agoseris monticola Hans Leschke 1961-8-18 1825 Shasta Lassen Volcanic National Park. Diamond Peak, north slope. Comment
  HSC28840  Agoseris retrorsa D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19136 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CHSC93290  Agropyron desertorum R. Fischer 2005-5-22 539 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected at the north end of Big Lake from the dryer portion of the meadow. 1008 Comment
  UCD38657  Agrostis Beecher Crampton 1956-8-20 3788 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  JEPS72973  Agrostis alba W. L. Jepson 1940-7-4 20135 Shasta Montgomery Creek 640 Comment
  CHSC36408  Agrostis elliottiana J. Lacey 1982-4-13 301 Shasta 91 Comment
  JEPS68390  Agrostis elliottiana J. W. Blankinship 1911-4-21 Shasta Redding Comment
  UCD51703  Agrostis elliottiana Beecher Crampton 1953-5-1 1200 A Shasta about 5 miles north of Anderson. Comment
  POM259435  Agrostis exarata F. W. Peirson 1932-7-17 s.n. Shasta Wallace Ranch, Goose Valley. 915 Comment
  UCD32838  Agrostis exarata Beecher Crampton 1964-8-26 7174 Shasta Shasta County, Lassen National Park, Emerald lake. 2438 Comment
  UCD38660  Agrostis exarata Beecher Crampton 1956-8-20 3773 Shasta Castle Crag. 640 Comment
  UCD52137  Agrostis exarata R. J. Day 1962-9-26 1 Shasta Latour State Forest. 1402 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
  CAS-BOT-BC138862  Agrostis microphylla Beecher Crampton 1953-5-1 1200 Shasta About 5 miles north of Anderson, 0.5 mile north of the Redding Airport. Comment
  UCD53059  Agrostis microphylla var. intermedia Beecher Crampton 1953-5-1 1200 Shasta about 5 miles north of Anderson. Comment
  UCD53206  Agrostis pallens A. A. Beetle 1944-8-15 3022 Shasta west of Burney. Comment
  CAS-BOT-BC138701  Agrostis scabra Lewis S. Rose 1945-9-8 45270 Shasta Manzanita Lake. 1783 Comment
  CHSC116235  Agrostis stolonifera Barbara Wilson; Nick Otting 2015-5-29 18417 Shasta Redding; La Quina Inn, 2180 Hilltop Drive. 182 Comment
  UCD112378  Aira caryophyllea Christopher Mallek 2008-5-8 AC3- 2 Shasta Ash Creek. 876 Comment
  SEINET10467602  Aira caryophyllea Billy Joe Cox 1971-6-10 Cox 3177 Shasta 15 mi s of weed on i-5. Silver hairgrass. Comment
  SEINET7096722  Allium A. G. Vestal 1963-6-4 s.n. Shasta Bank of Creek south of Redding (Churn Creek) on the east side of the Sacramento River.NAD27, 40? deg. 28' 38ao, -122?_ 18' 07ao (converted to WGS84 decimal degrees) UTM Zone 10 559166mE, 4480682mN. Comment
  UCD111689  Allium Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  HSC2915  Allium acuminatum C. L. Hitchcock 1940-5-27 6636 Shasta Near McArthur Comment
  UCD138441  Allium acuminatum A. A. Beetle; G. L. Stebbins Jr. 1942-5-21 3346 Shasta near Ingot Oregon Oak Experimental Plot. Comment
  CAS-BOT-BC462369  Allium amplectens H. C. Cantelow 1940-5-30 3908 Shasta Hy. 299 - NE of Redding Comment
  SEINET191463  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 mi E of Redding Comment
  UC843244  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 mi e Redding Comment
  CAS-BOT-BC462984  Allium bolanderi D. B. McAllister 1918-4-29 s.n. Shasta Ydaloom Comment
  SEINET10899648  Allium campanulatum Patricia L. Kenney 1973-6-4 Kenney 401 Shasta Pollard flat campground in klamath national forest off i-55, 21.6 miles s of Dunsmuir 457 Comment
  UC1731454  Allium falcifolium Dean W. Taylor 1993-6-15 13640 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  SBBG26951  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 mi E of Redding Comment
  CAS-BOT-BC475450  Allium serra H. E. Brown 1897-5-15 s.n. Shasta Near Pit River Ferry Comment
  UC879948  Allophyllum gilioides subsp. gilioides C. L. Hitchcock 1940-5-24 6564 Shasta on Hat Creek ca. 20 mi. w. Fall R. Mills; Hat Creek Comment
  CHSC88344  Allophyllum gilioides subsp. violaceum R. Fischer; J. Marr 2004-5-24 227 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1054 Comment
  CAS-BOT-BC169631  Alnus rhombifolia Alice Eastwood 1922-10-18 11521 Shasta Shasta Springs Comment
  CAS-BOT-BC169635  Alnus rhombifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Crteek Range Station Comment
  HSC100284  Alnus viridis subsp. sinuata J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13398 Shasta Along East County Line Road. 1324 Comment
  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
  SEINET10565560  Alopecurus Virginia E. Long 1932-7-4 Long 186 a Shasta Manzanita Lake. In marshy soil and shallow water along edge of lake. 1768 Comment
  JEPS30262  Alyssum alyssoides James Griffin 1963-4-13 770 Shasta near Saddle Mountain (on U.S. 299, w of Pit No. 1. Powerhouse (P.G. and E. Co.) and sw of McArthur, ne corner of Shasta County); Pacific South West Forest, Range Experiment Station 914 Comment
  UC1561005  Alyssum desertorum Dean W. Taylor 1988-4-14 9544 Shasta 1.1 mi n from Highway 299 on Highway 89 (Burney Valley); Modoc Plateau, Burney Valley 944 Comment
  RSA55273  Amelanchier pallida Rogers McVaugh 1941-8-4 6241 Shasta 10 miles W of Burney, Sahsta County Comment
  CAS-BOT-BC180557  Amorpha californica var. californica R. Bacigalupi 1934-5-28 2334 Shasta Under oaks, east end of bridge over Sacramento River, at Kennett Comment
  UC1094066  Amsinckia intermedia Francia Chisaki with I. Tavares 1956-5-19 716 Shasta 2 mi s Anderson (on Hwy 99, e of the road) Comment
  RSA141245  Amsinckia intermedia C. Ritchie Bell 1953-3-21 1388 a Shasta South of U.S. 299, 4.1 miles west of Redding. Comment
  RSA32809  Amsinckia lycopsoides A. A. Heller 1940-5-1 15566 Shasta Along Anderson Cr. on Olindo Rd. about a mile west of Anderson. Comment
  JEPS90274  Amsinckia menziesii var. menziesii Dean W. Taylor 1993-5-26 13512 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Modoc Plateau, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  UC1036315  Anaphalis margaritacea George W. Gillett 1952-8-18 167 Shasta 1/4 mi above Hat Lake; Lassen Volcanic National Park 2042 Comment
  UCD119129  Anchusa officinalis Rimo Bacigalupi; Drs. Herbert and Lucille Mason 1958-4-23 6319 Shasta In canyon of Ash Creek, 2 3/4 miles northeast of Balls Ferry (Balls Ferry is about 5.5 miles east of Cottonwood). 143 Comment
  UCR243143  Andropogon virginicus Bernard Kruse 1987-9-23 s.n. Shasta Happy Valley 122 Comment
  CDA38199  Angelica arguta T. C. Fuller 1958-7-8 2052 Shasta 5 miles west of Burney, Hatchet Mountain, east of summit. 0 Comment
  CDA40898  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-22 13340 Shasta Lassen National Forest; Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. Sheet 2 of 2 Comment
  UC1502728  Angelica californica Joseph M. Di Tomaso Shasta Hilcrest Comment
  CAS-BOT-BC59323  Antennaria argentea Alice Eastwood; John Thomas Howell 1940-6-11 7944 Shasta Near McArthur Comment
  HSC28535  Antennaria argentea D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19116 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UC891494  Antennaria argentea Alice Eastwood Jun 29 1912-Jul 11 1912 724 Shasta Goose Valley Comment
  HSC68069  Antennaria argentea J. P. Smith, J. O. Sawyer 1976-5-9 8718 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  JEPS3308  Antennaria geyeri George Gillett 1952-8-25 227 Shasta near trail between Tent City and Park Museum Chaos Jumbles; Lassen Volcanic National Park 1798 Comment
  RSA47779  Anthoxanthum aristatum Roxana S. Ferris, Laura Lorraine 1948-6-16 11874 Shasta Churn Creek, adjacent to U.S. 99 about 2 mi. N. of Redding. Comment
  JEPS14989  Antirrhinum cornutum A. E. Wieslander 1933-10-12 343 Shasta near Kennett; Redding Quad. 243 Comment
  UCD56279  Apera interrupta Dan Marcum 1982-6-22 s.n. Shasta on Fall River Ranch. Comment
  CDA20176  Apera interrupta V. Popescu 2003-6-9 s.n. Shasta Northern California; Grassland S of Pittville. 0 Comment
  UCD121229  Apocynum androsaemifolium Gerald Dickinson 1963-7-2 70 Shasta West side of Burney, US Highway 299. 962 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 Comment
  SEINET6034532  Aquilegia formosa Kenneth Heil, Heil, Marilyn 2014-7-16 35234 Shasta Lassen National Forest. Ca 1.5 miles west of North Battle Creek Reservoir on unmarked forest service road. Comment
  CAS-BOT-BC397929  Aquilegia formosa Tom Pucci 1960-7-21 s.n. Shasta Lassen Park Comment
  CHSC89654  Aquilegia formosa var. formosa R. Fischer 2004-7-5 322 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail W of Ya-She campsites. In the middle of a mdw. 1010 Comment
  HSC39205  Arabis glabra J. P. Smith 1976-5-22 8796 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  CDA13503  Arabis platysperma G. F. Hrusa, T. D. Wilfred 1996-7-22 13328 Shasta Lassen National Forest; Along Hwy 88 near intersection of USFS S16. Comment
  POM272622  Arabis platysperma var. howellii F. W. Peirson 1932-7-10 10153 Shasta 1000-Lake Basin (south of Burney). 1951 Comment
  RSA66230  Arabis suffrutescens F. W. Peirson 1932-7-11 10151 Shasta Forest floor of the interlake region. Thousand-lake Basin. 1951 Comment
  UC465856  Arceuthobium campylopodum Milo S. Baker 1898-7-6 Shasta near Morley's Comment
  SEINET2116912  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-8-19 2004 -15 Shasta King Creek, Lassen National Park 2200 Comment
  JEPS88131  Arctostaphylos V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7929 Shasta nw of Platina (Deer Lick Knob Road (Forest Rte 1) 13.6 mi (odometer) n of Hwy 36 (via Harrison Gulch Rd), High North Coast Range); High North Coast Ranges, Deer Lick Knob Road 1127 Comment
  CHSC110789  Arctostaphylos klamathensis Dean Wm. Taylor 2012-8-22 21309 Shasta Trinity Mountains; headwaters Shoemaker Gulch (ca. 1 air mail NE of Red Mountain). 1841 Comment
  UCD50653  Arctostaphylos malloryi James I. Mallory 1968-8-18 337 Shasta On ridge 1 mile north of Iron Mountain and 1 mile east of Mad Ox Mine. 1112 Comment
  UCD50655  Arctostaphylos malloryi James I. Mallory 1968-4-1 281 Shasta Ridge 1 mile north of Copley Mountain. 990 Comment
  UCR3572  Arctostaphylos manzanita Frank C. Vasek 1964-8-4 640804- 16 Shasta Harrison Gulch Ranger Station at campground 823 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
  CAS-BOT-BC38648  Arctostaphylos manzanita subsp. wieslanderi Roman Gankin 1962-3-15 346 Shasta Half mile s. of hwy. 44 on Darrah Springs Road in eastern Shasta County. Comment
  CAS-BOT-BC38650  Arctostaphylos manzanita subsp. wieslanderi C. Hart Merriam 1919-10-18 s.n. Shasta Redding - 1.5 miles north on NE side of Sacramento River Comment
  CAS-BOT-BC45467  Arctostaphylos nevadensis John Thomas Howell 1960-8-22 36385 Shasta Anklin Meadows. 1889 Comment
  HSC32252  Arctostaphylos nevadensis J. O. Sawyer 1971-7-8 2414 Shasta Bully Choop 1951 Comment
  UC1036256  Arctostaphylos nevadensis George W. Gillett 1952-7-15 82 Shasta s side lower Twin Lake; Lassen Volcanic National Park 2026 Comment
  UC481588  Arctostaphylos nevadensis H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2438 Comment
  HSC93479  Arctostaphylos patula G. Fred Hrusa 1989-4-1 5903 Shasta Along Hwy. 36 very near Tehama/Shasta County line 900 Comment
  LA42232  Arctostaphylos patula Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Lava Lake Comment
  RSA70825  Arctostaphylos patula F. W. Peirson 1932-7-10 10192 Shasta Thousand-Lake Basin. 1951 Comment
  SBBG60048  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Shasta 4.5 mi SE of Shasta City, beside hwy to McCloud 1219 Comment
Read comments
Jul 9 2013
  UC1184071  Arctostaphylos patula James I. Mallory 1960-10-25 196 Shasta seven and a half mi s Scott Mill; Quadrangle 22A3, Burney 1341 Comment
  UCD53300  Arctostaphylos patula G. F. Hrusa 1996-5-2 12854 Shasta Approx. 1/3 mile east of Hwy 44 on USFS Rd. 31NS17, and about 100 meters north of road. 1650 Comment
  CAS-BOT-BC46530  Arctostaphylos patula W. R. Dudley 1899-8-18 s.n. Shasta Toward Shasta P.O. Comment
  CAS-BOT-BC46541  Arctostaphylos patula C. Hart Merriam 1925-10-5 s.n. Shasta Western slope between Montgomery Creek and Burney. Comment
  CHSC81498  Arctostaphylos viscida Ann Willyard 1998-3-7 9 Shasta Near Powerline Rd about 1/2 mile south of Placer Rd. 237 Comment
  HSC67165  Arctostaphylos viscida J. P. Smith 1972-3-19 5079 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  UCSB23696  Arctostaphylos viscida subsp. mariposa Hull, J. 1966-4-7 Shasta 1 mile northeast of junction of Highway 99 and Antler Campground Road 365 Comment
  CAS-BOT-BC47003  Arctostaphylos viscida subsp. viscida John Thomas Howell 1927-4-6 2309 Shasta Near Whiskeytown. Comment
  CAS-BOT-BC47043  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek, near Ingot. Comment
  CAS-BOT-BC47046  Arctostaphylos viscida subsp. viscida A. A. Heller 1918-7-28 13084 Shasta Along the State Highway 8 mi. s. of Delta. Comment
  RSA107831  Arctostaphylos viscida subsp. viscida L. S. Rose 1955-6-14 55091 Shasta Whiskeytown. 335 Comment
  JEPS100726  Arenaria aculeata Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9899 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 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
  CHSC55206  Arenaria serpyllifolia L. P. Janeway 1991-5-10 3937 Shasta Battle Creek Wildlife Area. Gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  SEINET186074  Aristida oligantha V. E. Long 1932-7-21 190 a Shasta 1 mile N of Anderson 132 Comment
  SEINET8521969  Aristida oligantha Kelly W. Allred 1991-1 5468 Shasta Redbluff, along hwy 44, oak-manzanita woodland with annual grass understory, red soil 198 Comment
  CHSC70828  Aristolochia californica Vernon Oswald 1998-4-13 8908 Shasta Rd. 27 (Gilman Rd.) 0.5 mi southeast of McCloud Bridge at Shasta Lake. 396 Comment
  JEPS32464  Aristolochia californica J. W. Blankinship 1911-3-24 Shasta Redding Comment
  UC144292  Aristolochia californica A. A. Heller 1905-5-29 7882 Shasta near Redding Comment
  UC53881  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-6-24 4270 Shasta near, Great Spring; Sierra Nevada Mountains, Hat Creek 1402 Comment
  OBI65256  Arnica chamissonis David J. Keil 2004-7-10 30324 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 36.386'N x 121 deg. 31.381'W 1577 Comment
  SBBG21766  Arnica dealbata D. Myrick 1964-7-23 918 Shasta near Paradise Meadow, above Hat Crk 2133 Comment
  CAS-BOT-BC295826  Arnica dealbata Alice Eastwood 1912-8-22 1889 Shasta Between Morgans and Battle Creek Meadow, Lassen Butte Region Comment
  SBBG7588  Arnica discoidea H. and M. Dearing 1939-6-30 3767 Shasta Scott Mtn Divide 1676 Comment
  UC1558257  Arnica mollis Harold and Virginia Bailey 1948-8-25 2960 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC82768  Arnica mollis W. B. C. 1940-8-8 15428 Shasta along Squaw Valley Creek below the Falls 1981 Comment
  CHSC30203  Arnica venosa M. S. Taylor 1980-6-14 3128 Shasta S side of 33N21, ca. 10 mi W of Shasta Dam. 914 Comment
  UC180092  Arnica venosa H. M. Hall and E. B. Babcock 1903-6-10 4013 Shasta Salt Creek; ; Salt Creek, Shasta Co. 426 Comment
  SEINET10473594  Arnica venosa Mary Susan Taylor 1980-6-3 Taylor 2777 Shasta T36N R3W sw sec 30. Lamoine quad. On N side of Fenders Ferry Road (34N17), ca. 1 mi W of McCloud Bridge, ca. 8 mi E of Lakehead, Shasta Natl. Forest; Yellow Pine Forest. 732 Comment
  RSA565072  Asarum hartwegii D. W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon , Slims Flat; Hazel Creek (ca. 2.5 mi S of Castella). (Tombstone Mtn. 7 1/2' USGS quadrangle 1986 edition). 518 Comment
  UC1873020  Asarum hartwegii David Keil 2004-7-10 30313 Shasta Along California Routes 44/89 SW of Old Station. Lassen National Forest. 1485 Comment
  UCD137847  Asarum hartwegii J. Brown 1992-5-9 16 Shasta McCloud Road, AhDiNa Campground on north side of road at deadend at TNC Preserve. 670 Comment
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Jul 14 2015
  RSA95343  Asarum hartwegii F. W. Peirson 1932-7-9 10280 Shasta Burney Spring. 1433 Comment
  SEINET10971035  Asarum hartwegii Mary Susan Taylor 1980-6-10 Taylor 2817 Shasta T37N R4W se sec 28. Dunsmuir quad. Sims Flat Road, S side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  JEPS96544  Asarum marmoratum Dean W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) Comment
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Jan 10 2007
  JEPS49838  Asclepias cordifolia J. W. Blankinship 1911-5-8 Shasta Redding Comment
  SEINET10580341  Asclepias cordifolia George Engelmann 1880-8-27 Engelmann s.n. 1880 Shasta Base of Black Butte, N of Sisson's Comment
  UCD121378  Asclepias speciosa William Moon 1960-7-28 s.n. Shasta 4.7 miles south Castle Crags State Park entrance, along the Sacramento River. Comment
  CAS-BOT-BC68824  Aspidotis densa C. G. Pringle 1882-9-3 s.n. Shasta Mts. about the head waters of the Sacramento River Comment
  HSC1012  Aspidotis densa R. Spellenberg 1965-6-9 1076 Shasta 1.5 mi. W of I5 on the S side of Castle Crags State Park Comment
  UCSB25531  Aspidotis densa Smith, Dale 1968-5-10 Shasta 3mi W of Castle Crags State Park Comment
  UCD136014  Asplenium septentrionale G. F. Hrusa 1996-5-2 12853 Shasta Manzanita Chute area. Approx. 1/3 m. east of Hwy 44 on USFS Rd. 31NS17, and about 100 meters north of road. 1650 Comment
  OBI49334  Astragalus curvicarpus var. curvicarpus Lewis S. Rose 1940-6-11 40498 Shasta McArthur 1036 Comment
  CDA11004  Astragalus filipes G. F. Hrusa 1991-6-27 8496 Shasta Pit River Drainage; Along Pit River below Pit 1 powerhouse on S bank of river. Comment
  UC54369  Astragalus inversus H. M. Hall and E. B. Babcock June, 1903 4239 Shasta Lava Beds Sierra Nevada Mountains, Lava Beds (Sierra Nevada Mountains, north-eastern Shasta County) 1219 Comment
  RSA505683  Astragalus purshii var. purshii G. H. True 1935-5-24 927 Shasta Along shore of Lake Britton. 915 Comment
  HSC71910  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5819 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC17623  Athysanus pusillus Ellsworth Bethel 1923-4-21 s.n. Shasta Fall River Mills. Comment
  CHSC35770  Athysanus pusillus Colleen D. Harvey 1982-4-9 19 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp on the n bank of service road paralleling Whiskey Creek, ca. 7.7 mi nw of Shasta. NW central portion of French Gulch quad. 454 Comment
  JEPS73952  Avena sativa Virginia E. Long 1931-5-31 82 a Shasta w. of Stocker's place Anderson Comment
  SEINET10868290  Avena sativa Billy Joe Cox 1971-6-10 Cox 3168 Shasta 15 mi s of weed on i-5. Oats. Comment
  CHSC30119  Balsamorhiza deltoidea M. S. Taylor 1980-6-10 2803 Shasta Sims Lookout, ca. 6 mi S of Sweetbriar on I5. 1126 Comment
  CAS-BOT-BC106481  Balsamorhiza hookeri W. R. Dudley 1893-6-20 s.n. Shasta Castle Lake Trail, near Mt. Shasta Comment
  UC1558201  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1950 Comment
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May 21 2007
  CAS-BOT-BC16672  Barbarea orthoceras Roxana S. Ferris; Laura Lorraine 1941-8-10 10449 Shasta Lassen National park, upper meadows of Kings Creek. 2240 Comment
  UC54261  Barbarea orthoceras H. M. Hall and E. B. Babcock June 29-30, 1903 4305 Shasta Mill Creek, in Shasta Co. 2438 Comment
  UC815896  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UCSB24421  Berberis aquifolium var. dictyota Hull, J. 1966-4-3 Shasta Antler's Road, 1 mile from intersection with U.S. 99, 24 miles north of juntion of U.S. 99 and Calif. 299 365 Comment
  UC72743  Berberis aquifolium var. repens Milo S. Baker 1898-7-7 464 Shasta between Morley's and Stearns Comment
  CAS-BOT-BC75994  Berberis pumila L. E. Smith 1913-6-25 406 Shasta Baird. Comment
  CAS-BOT-BC76012  Berberis pumila Alice Eastwood 1912-7-24 1388 Shasta Castella. Comment
  JEPS58659  Betula occidentalis J. W. Blankinship 1909-6-27 5 Shasta Lamoine Comment
  CAS-BOT-BC100282  Blennosperma nanum var. nanum L. E. Smith 1913-4-2 s.n. Shasta Anderson Comment
  CDA11372  Blepharipappus scaber G. F. Hrusa 1991-6-25 8461 Shasta Pit River Drainage; approx 3 m. W of Fall River Mills off Hwy 299. Comment
  CHSC93205  Blepharipappus scaber R. Fischer 2005-5-21 554 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed, 400 yds west of Big Lake on Fishhawk Trail. 1036 Comment
  CAS-BOT-BC127968  Blepharipappus scaber Ellsworth Bethel 1923-5-25 s.n. Shasta Burney 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
  CHSC60338  Boechera howellii Mary Ann Showers 1992-6-27 2622 b Shasta Lassen Volcanic National Park. Headslope above pumice flat (cirque) northwest of Crescent Crater. 2225 Comment
  CHSC38074  Boechera lemmonii R. E. Preston 1982-7-14 327 Shasta On NE ridge of Brokeoff Mtn, near summit; Lassen Volcanic National Park. 2682 Comment
  UCD114461  Boechera retrofracta G. F. Hrusa 1996-5-2 12865 Shasta Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Lassen National Forest. 1460 Comment
  UC501604  Boechera sparsiflora Frank W. Peirson 1932-7-11 10152 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  RSA177048  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-5 141 Shasta Stillwater Creek, Cal. highway 44, 6.3 mi. E of junction with U.S. 99 at Redding. Comment
  RSA0028754  Boisduvalia stricta C. L. Hitchcock 1940-5-17 6434 Shasta 3 miles east of Redding. 152 Comment
  RSA41153  Boisduvalia stricta Robert F. Hoover 1936-5-22 1195 Shasta 3 miles east of Redding Comment
  UCD139997  Bolboschoenus fluviatilis P. B. Kennedy 1927-6-15 22 Shasta Pit-River, Looseley Pool. Comment
  JEPS18774  Brickellia californica J. W. Blankinship 1909-9-30 Shasta Redding Comment
  UCD129626  Brickellia greenei D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Between West Sulphur Creek and Mill Creek Falls. 2010 Comment
  UCD67866  Brickellia greenei Collector unknown 1996-9-9 Shasta Lassen Volcanic National Park. Perennial plant communities in open rocky slopes between West Sulphur Creek and Mill Creek Falls. 2010 Comment
  HSC100225  Briza maxima J. P. Smith 2010-5-18 12866 Shasta Along Iron Mountain Road at junction with Market Street Comment
  JEPS118662  Briza maxima Julie Kierstead Nelson 2006-5-10 2006 -007 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NW of Redding. Comment
  HSC100227  Briza minor J. P. Smith 2010-5-19 12873 Shasta Along Shasta View Road in Redding 202 Comment
  UCD57481  Briza minor V. P. Osterli 1950-5-3 s.n. Shasta Shasta County. Comment
  POM257072  Briza minor Virginia Long 1933-6-5 218 a Shasta Along irrigation ditches and swampy ground 132 Comment
  JEPS106460  Brodiaea J. K. Nelson 2004-5-25 2004 -45 Shasta Stillwater Creek floodplain, ca. 15 mi NE of Redding. 182 Comment
  SEINET10570650  Brodiaea A. Arthur Heller 1940-5-1 Heller 15569 Shasta Red clay soil near oak trees on the plateau north of Redding on the county road paralelling U.S. Highway #299. Oak Belt of the Upper Sonoran Life Zone. Comment
  CAS-BOT-BC478954  Brodiaea californica subsp. californica A. A. Heller 1905-5-25 7844 Shasta Dry gravelly hills in the western part of Redding Comment
  SEINET10570624  Brodiaea capitata Fred G. Meyer 1938-4-3 Meyer 1329 Shasta in wet meadows 17 miles north of Red Bluff. Comment
  CHSC118569  Brodiaea coronaria Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21417 Shasta Sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  SJSU1596  Brodiaea coronaria C. W. Sharsmith 1954-6-23 6184 Shasta c. 15 mi S of Burney Falls of Pit River Comment
  JEPS94080  Brodiaea coronaria subsp. coronaria Vernon H. Oswald and Lowell Ahart 1998-9-8 9619 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthur-Burney Falls Memorial State Park 929 Comment
  CAS-BOT-BC457066  Brodiaea coronaria subsp. coronaria Palmer Stockwell 1934-7-16 86 Shasta 1 mile west of Viola on the Red Bluff Road Comment
  UC153504  Brodiaea coronaria subsp. coronaria Milo S. Baker 1898-7-8 358 Shasta Stevens Comment
  CAS-BOT-BC465593  Brodiaea coronaria subsp. rosea Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -049 Shasta Packers Bay, N shore of Shasta Lake, W of I-5; near boat launch parking lot 334 Comment
  SEINET3884844  Brodiaea coronaria var. coronaria Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-26 736 Shasta Shasta-Trinity National Forest. Along Hwy. 89, N of the Hwy. 299-89 intersection.; 0 950 Comment
  HSC103432  Brodiaea elegans Thomas W. Nelson, Martin J. Lenz 2004-7-9 9240 Shasta Junction of Windy Point Rd. & State Route 299, ~1 mi. SW of Montgomery Creek 680 Comment
  JEPS109571  Brodiaea elegans subsp. elegans Dean W. Taylor 1993-6-16 13661 Shasta near Ono, on Gas Point Road 0.4 miles S of junction with Platina Road. 274 Comment
  CAS-BOT-BC482946  Brodiaea elegans subsp. elegans Alice Eastwood 1912-6-27 663 Shasta Montgomery Creek Comment
  JEPS121883 Image available Brodiaea matsonii Robert E. Preston 2009-6-24 2689 Shasta Redding, on S side of Keswick Dam Road, 0.4 mi NE of its junction with Quartz Hill Road, along W branch of Sulphur Creek Comment
  UCD139183  Brodiaea minor Robert E. Preston 2003-6-14 2158 a Shasta ca. 15 miles south of Igo, along Gas Point Road. 330 Comment
  SJSU9944  Brodiaea minor H. D. Baer 1960-4-14 26 Shasta near Colman Fish Hatchery, 11 mi SE of Anderson 259 Comment
  CHSC93049  Bromus carinatus var. carinatus R. Fischer 2005-7-20 468 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along Juniper Trail in juniper/brush covered woodlands. 1036 Comment
  HSC101632  Bromus carinatus var. carinatus J. P. Smith 2010-6-24 12954 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  CAS-BOT-BC155676  Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 131 Comment
  HSC9288  Bromus diandrus R. S. White 1965-5-14 54 Shasta 5 mi. E of Redding on Hwy. 299 Comment
  CHSC92973  Bromus hordeaceus R. Fischer 2005-5-19 490 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Around camp 7, north of Horr Pond. 1013 Comment
  HSC101574  Bromus hordeaceus J. P. Smith, J. O. Sawyer 2010-5-8 12848 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  HSC101635  Bromus japonicus J. P. Smith 2010-6-24 12959 Shasta Along Eastside Rd., Scott Valley 962 Comment
  SJSU11279  Bromus japonicus S. H. Casey 1980-6-21 1172 Shasta Burney Creek by State Route 89, 2 mi S of McArthur Burney State Park Comment
  UCD112275  Bromus madritensis Christopher Mallek 2008-5-8 AC4- 19 Shasta Ash Creek. 876 Comment
  HSC9327  Bromus madritensis subsp. rubens R. S. White 1965-5-14 56 Shasta 25 mi. E of Redding on Hwy. 299 Comment
  CAS-BOT-BC185095  Bromus pumpellianus A. A. Heller 1905-5-27 7880 Shasta In a copse along the railroad about a mile above Redding. Comment
  JEPS105644  Bromus tectorum L. P. Janeway 2001-6-21 7211 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 vernal pool 1494 Comment
  CAS-BOT-BC185343  Calamagrostis canadensis Hans Leschke 1960-8-6 1721 Shasta Lassen Volcanic National Park. Near Echo Lake. 2057 Comment
  CAS-BOT-BC185347  Calamagrostis canadensis George W. Gillett 1957-8-2 966 Shasta Lassen Volcanic National Park. 0.25 mile below Summit Lake and 100 yards south of Corral Meadow trail. 2026 Comment
  CHSC55261  Calandrinia ciliata L. P. Janeway 1991-5-10 3943 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. In barish tracks of unused dirt road near the creek. 118 Comment
  SEINET10968931  Callitriche W. D. Stevens 1985-4-25 Stevens 23593 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC1101524  Callitriche hermaphroditica Malcolm A. Nobs and S. Galen Smith 1949-7-20 1030 Shasta Glenburn Fall River (banks of Fall River) Comment
  RSA611382  Callitriche palustris L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  CAS-BOT-BC80458  Calocedrus decurrens James McMurphy 1914-6-10 s.n. Shasta Kennett Comment
  CAS-BOT-BC80461  Calocedrus decurrens John Thomas Howell 1960-8-22 36421 Shasta 5.5 miles west of Park line on road to Viola Comment
  UCD139610  Calochortus A. A. Beetle 1942-5-20 3314 Shasta 4 miles west of Ono. Comment
  UCD139502  Calochortus coeruleus G. F. Hrusa 1992-5-1 10451 Shasta approx. 2 m E. of Montgomery Creek. Comment
  UC1036323  Calochortus leichtlinii George W. Gillett 1952-8-11 179 Shasta 0.5 mi below Bumpas Hell (trail from Bumpas Hell to Kings Creek); Lassen Volcanic National Park 2377 Comment
  CAS-BOT-BC132417  Calochortus longebarbatus Alice Eastwood 1912-6-29 955 Shasta Goose Valley Comment
  CAS-BOT-BC492558  Calochortus minimus Gillett; Hans Leschke 1957-7-13 s.n. Shasta Lassen Volcanic National Park, Devils Kitchen region Comment
  HSC15358  Calochortus monophyllus W. D. Stevens 1964-5-24 4 Shasta 8 mi. E of Millville on Hwy. 44 Comment
  UC501616  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  JEPS61747  Calochortus superbus Alice Mary King May 1921 Shasta Anderson Comment
  CAS-BOT-BC494327  Calochortus superbus Ellsworth Bethel 1923-6-7 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC494330  Calochortus superbus J. D. Jokerst 1985-6-5 2413 Shasta South of and adjacent to Walker Mine Rd ca. 100 meters east of powerline crossing and unnamed creek. Several miles north of Redding, just north of Walker Mine 274 Comment
  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
  JEPS104821  Calochortus syntrophus Dean W. Taylor 1996-6-5 15652 Shasta The Cove (about 10 miles south of Big Bend), just south of Roaring Creek on The Cove Road; Shasta-Trinity National Forests 533 Comment
  CAS-BOT-BC494009  Calochortus tolmiei John Thomas Howell 1927-4-6 2310 Shasta Near Whiskeytown Comment
  UC72478  Calochortus tolmiei Milo S. Baker 1900-4-30 Shasta Old Cow Creek Canyon Comment
  UC485772  Caltha biflora H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, Mt. Lassen. 2225 Comment
  CAS-BOT-BC175769  Caltha leptosepala Mrs. H. C. Cantelow 1939-6-10 2581 Shasta King Creek Meadows 2255 Comment
  CHSC33778  Calycadenia ciliosa J. D. Prouty 1981-6-2 1180 Shasta E of ravine and S of Bear Creek ca. 8 mi E of Anderson. 167 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
  RSA6501  Calycadenia ciliosa Jens Clausen 1932-9-16 661 Shasta 9 miles S of Redding on the road from Red Bluff. Comment
  CAS-BOT-BC273368  Calycadenia fremontii Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles East of Redding Comment
  OBI55520  Calycadenia fremontii David J. Keil, Kathleen Keil 1992-7-24 23577 Shasta 12.2 mi E of Siskiyou County line along hwy 89 Comment
  RSA768602  Calycadenia fremontii Justin M. Wood 2010-9-3 2595 Shasta 1.8 miles NE of Project City, just E of Interstate 5 near intersection of Old Oregon Trail and Holiday Road. 266 Comment
  CAS-BOT-BC273350  Calycadenia fremontii H. M. Hall 1930-9-27 12904 Shasta 9.9 miles north of Redding Comment
  RSA789312  Calycadenia fremontii R. L. Carr 1981-5-22 2228 Shasta E of Anderson, W side of CR A17, 0.9 mi S of jct with Dersch Rd, ca 4-5 mi S of jct with Hwy 44. 299 Comment
  UC1876189  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 mi N of Project City on Interstate 5, ca. 200 yards E of Hwy. 243 Comment
  UC1971729  Calycadenia fremontii 1978-7-9 2121 Shasta 2.4 mi NE of Balls Ferry Resort on Hwy CR A17, NE of Cottonwood 140 Comment
  UC1971746  Calycadenia fremontii R. L. Carr 1983-5-24 2251 Shasta SE of Anderson, powerline road (CR N2302), 1.5 mi SE of CR A17 (this jct is 1.2 mi NE of Parkville Road on CR A17), near 8th pole (2nd culvert) after road meets powerline Comment
  UC1971769  Calycadenia fremontii R. L. Carr 1987-8-26 2270 Shasta Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct with Glenburn/Soldier Mt Lookout Rd); Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct with Glenburn/Soldier Mt Lookout Rd) Comment
  UC1971711  Calycadenia truncata 1978-8-16 2128 Shasta Alongside exit to rest station 11.3 mi S of CA State line (off Hwy I-5), (= RLC 2010) 641 Comment
  UC1971772  Calycadenia truncata 1997-10-5 3391 Shasta E of Anderson, 4.2 mi E of Deschutes Rd on Dersch Rd, N side of hwy Comment
  UCD129874  Calycadenia truncata Gerald D. Carr 1971-6-5 557 Shasta ca. 10 miles east of Millville, along south rim of Bear Creek Canyon. Comment
  RSA32745  Calycadenia truncata subsp. scabrella A. A. Heller 1916-7-23 12495 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  CAS-BOT-BC90977  Calycanthus occidentalis Mrs. D. B. McAllister 1918-6-17 4 Shasta Ydalpow [Ydaloom]. Comment
  RSA789609  Calycanthus occidentalis R. W. Spjut, Paul Burchstead 2008-6-9 16335 Shasta County road. Just under the overpass of I-5 at Lamoine exit. 402 Comment
  SEINET10866549  Calycanthus occidentalis Mary Merello 1993-6-24 Merello 713 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC61671  Calycanthus occidentalis unknown Sep 1902 5281 Shasta Redding 0 Comment
  UC72739  Calycanthus occidentalis Milo S. Baker Shasta Oak Run Comment
  UCD166585  Calycanthus occidentalis Dylan O. Burge 2016-8-25 2125 Shasta Lake Shasta, McCloud River Arm, near Holiday Harbor and Bailey Cove. 360 Comment
  SEINET8194143 Image available Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Middle Creek Station Comment
  HSC26569  Calyptridium monospermum D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19137 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  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
  JEPS104435  Calystegia atriplicifolia subsp. buttensis Martin J. Lenz 2003-6-16 21 Shasta approx 1.33 mi NE of Hillcrest CDF Fire Station, along C-line logging road 1119 Comment
  SEINET10964631  Calystegia malacophylla subsp. malacophylla Daniel K. Harder 1998-7-2 Harder 4366 Shasta Shasta National Forest; Castella, near Castle Crags State Park; along Castle Crags road; paralleling Castle Creek; ca. 4.5 mi. W of Castle Crags State Park; collection in dry road cut; in pine forest; between mile post 4 and 5 (M.P. 4 - M.P. 5). 750 Comment
  CHSC93057  Camissonia contorta R. Fischer 2005-7-20 471 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil in an opening of juniper woodlands, 500 ft. north of camp 7. 1021 Comment
  HSC45453  Camissonia hirtella M. Alcasas 1978-5-14 92 Shasta County Rd. A16, 0.5 mi. from Hwy. 36 793 Comment
  JEPS11749  Campanula prenanthoides A. A. Weigart August 1922 Shasta Whitmore 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
  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
  CDA21179  Capsella bursa-pastoris K. Martyn 2007-5-22 PDR 1361258 C Shasta Northern California; Field on Jim Day Rd, McArthur. 990 Comment
  CAS-BOT-BC37043  Capsella bursa-pastoris Alice Eastwood 1912-6-29 915 Shasta Goose Valley. Comment
  HSC39728  Cardamine bellidifolia Thomas W. Nelson, Jane P. Nelson 1976-8-2 3117 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  UC117872  Cardamine bellidifolia var. pachyphylla Mrs. R. M. Austin 1882-8-9 Shasta Lassen's Peak 2438 Comment
  HSC64052  Cardamine californica J. P. Smith, J. O. Sawyer 1973-4-14 6079 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CHSC70871  Cardamine californica var. cardiophylla Vernon Oswald 1998-4-26 8954 .1 Shasta Waters Gulch Trail ca. 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27) ca. 0.5 mi N of Packers Bay Marina. Along the trail. 365 Comment
  CHSC75260  Cardamine californica var. cardiophylla Vernon H. Oswald 1999-4-19 9691 Shasta Bailey Cove Trail at Shasta Lake. Along the north section of the trail, which parallels the south side of Bailey Cove. 335 Comment
  CDA10036  Cardaria pubescens E. Finley 2008-5-2 PDR# 1365094 Shasta SR 299, E/B shoulder, mile post marker 87.00 0 Comment
  CDA21169  Carduus pycnocephalus K. Martyn 2007-4-1 PDR 1361253 Shasta Cascade Range; Along Sacramento River in the Yana Trail area. 0 Comment
  CDA35614  Carduus pycnocephalus J. Staggs 2011-5-13 PDR# 1555714 Shasta Redding. 0 Comment
  SEINET10889390  Carex David Castaner 1971-8-17 Castaner 1923 Shasta Lassen Volcanic National Park; Emerald Lake shore rims; moist; no cover. 2134 Comment
  UC1149882  Carex abrupta Harold and Virginia Bailey 1948-8-25 2996 Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-BC19757  Carex abrupta Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park. Dersch Meadows. 2011 Comment
  SEINET7548172 Image available Carex abrupta F. J. Hermann 1972-5-17 24777 Shasta edge of Jeffrey pine woods, 21 miles S.; McCloud Comment
  CHSC55430  Carex angustata L. P. Janeway 1984-9-22 1168 Shasta Lassen Volcanic National Park; Dersch Meadows (north of Summit Lake). 2042 Comment
  CAS-BOT-BC17947  Carex angustata Hans Leschke 1958-9-30 1574 a Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  CAS-BOT-BC17959  Carex angustata George Wilson Gillett 1957-8-11 1044 Shasta Lassen Volcanic National Park. Shores of Hat Lake, near inlet. 1965 Comment
  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
  UC1149885  Carex athrostachya Harold and Virginia Bailey 1948-8-27 2909 Shasta Hat Creek, near crossing of Badger Flat road Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC18028  Carex athrostachya Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park. Hat Lake. 1965 Comment
  CAS-BOT-BC19095  Carex aurea George Wilson Gillett 1957-8-4 972 Shasta lassen Volcanic National Park. Manzanita Lake area, on margin of Lily pond. 1783 Comment
  CAS-BOT-BC19643  Carex brainerdii John Thomas Howell 1960-8-19 36174 Shasta Lassen Volcanic National Park. Summit Ridge, Brokeoff Mountain. 2773 Comment
  CAS-BOT-BC94050  Carex brainerdii Peter F. Zika 2010-6-23 24989 Shasta about 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 1275 Comment
  RSA769171  Carex brainerdii P. F. Zika 2010-6-23 24989 Shasta About 3.5 air miles east of Siskiyou Lake, Cascade Range Highlands 1275 Comment
  CAS-BOT-BC19646  Carex brainerdii John Thomas Howell 1961-6-19 36527 Shasta Lassen Volcanic National Park. Between Reflection Lake and Lily Pond. 1783 Comment
  POM81414  Carex brainerdii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC837310  Carex breweri H. M. Evans Jul 1922 Shasta Lassen Peak Lassen National Park 2895 Comment
  CAS-BOT-BC34223  Carex canescens John Thomas Howell 1961-6-19 36524 Shasta Lassen Volcanic National Park. Wet edge of Reflection Lake. 1783 Comment
  JEPS113349  Carex comosa R. Fischer 2006-7-23 929 Shasta Ahjumawi Lava Springs State Park, 3 mi N of McArthur, on the W edge of the Modoc Plateau. Collected near S end of Big Lake, the W shore, at end of a long drainage arm adjacent park road. 1007 Comment
  SEINET3220037 Image available Carex deflexa var. boottii David Castaner 1971-8-17 1915 .2 Shasta Lassen Volcanic National Park; Paradise Meadow. Comment
  CAS-BOT-BC64988  Carex divulsa subsp. divulsa Peter F. Zika; Julie Nelson 2010-5-15 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista 195 Comment
  SEINET10883658  Carex divulsa subsp. divulsa Peter F. Zika, Julie Nelson 2010-5-15 Zika 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista. 195 Comment
  CAS-BOT-BC20742  Carex fracta Hans Leschke 1957-9-19 1522 Shasta Lassen Volcanic National Park. Trail along Grassy Swales. 1920 Comment
  CAS-BOT-BC320476  Carex gracilior Peter F. Zika 2012-5-15 25859 Shasta 0.5 km E of Sundial Bridge, Redding, northern Inner Coast Range (NCoRI) 155 Comment
  JEPS28373  Carex helleri George W. Gillett 1957-8-8 993 Shasta rivulet below peaks, ne shoulder of Lassen Peak Lassen Volcanic National Park, Lassen Peak 2529 Comment
  JEPS63577  Carex hoodii W. L. Jepson 1927-6-22 12299 Shasta ridge n Hot Springs Valley 1828 Comment
  UC711927  Carex hoodii Roxana S. Ferris and Laura Lorraine 1941-8-10 10469 Shasta near Summit Lake; Lassen National Park 2042 Comment
  CAS-BOT-BC7597  Carex inops subsp. inops L. P. Janeway; Gary Benson; Leigh Wingett 1985-8-7 1208 Shasta Near top of ridge (Squaw Flat) on N side of Rock Creek (a trib of Pit River near Burney). 1508 Comment
  CHSC107134  Carex inops subsp. inops R. E. Brainerd 2009-7-21 1541 Shasta Castle Creek Road, 5.7 air miles south-southwest of Dunsmuir. UTM Zone 10 556290E 4555393N. 643 Comment
  JEPS104434  Carex inops subsp. inops Martin J. Lenz 2003-6-17 23 Shasta 1143 Comment
  SEINET10751934  Carex inops subsp. inops Dean W. Taylor 1993-6-15 Taylor 13636 Shasta Ridgetop 1 mile W of Yellowjacket Mountain; at Point 4881, T37N R3W NW1/4 NE1/4 6, Bragdon Formation; on north-facing slope. Cascade Region (CaRH). Comment
  SEINET10709997  Carex integra David Castaner 1971-8-17 Castaner 1937 Shasta Lassen Volcanic National Park; King's Creek Meadow; by running water thru center; 0%-40% cover by trees. 2256 Comment
  SEINET7562441 Image available Carex integra David Castaner 1971-8-17 1893 Shasta Lasse Volcanic National Park (permit), Hat Creek Trail. Comment
  SEINET10710069  Carex lemmonii David Castaner 1971-8-17 Castaner 1938 Shasta Dersh Meadow; Muddy Wet Area Former Pond; Lassen Volcanic National Park. 1981 Comment
  CAS-BOT-BC28467  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1709 Shasta Upper Twin Lake 2011 Comment
  RSA88674  Carex lenticularis var. lipocarpa F. W. Peirson 1932-7-12 10118 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  UC1108033  Carex luzulifolia E. B. Copeland 1932-8-15 Shasta Kings Creek Meadow, where road crosses Mount Lassen 2225 Comment
  SEINET12746271  Carex luzulifolia Unknown 1969-1 2181 Shasta 5.8 miles North of South entrance to Lassen Volcanic National Park Comment
  SEINET10711172  Carex luzulina David Castaner 1971-8-17 Castaner 1911 Shasta Lassen Vol. NP; Cascade Range; Hydrophyllic; Paradise Meadow. Scabrous perigynia & 1/2-1/4 of scales. 2134 Comment
  CAS-BOT-BC31941  Carex microptera George Wilson Gillett; Hans Leschke 1957-7-13 779 Shasta Lower Kings Creek Meadow. 2194 Comment
  CHSC118251  Carex multicaulis R. E. Brainerd; N. Otting 2013-7-9 2176 Shasta Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. UTM Zone 10 617777E 4488603N WGS84. 1615 Comment
  CDA13066  Carex multicostata G. F. Hrusa, T. D. Wilfred 1996-6-1 12995 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  CDA13094  Carex multicostata G. F. Hrusa, T. D. Wilfred 1996-6-11 13028 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  UC501558  Carex multicostata Frank W. Peirson 1932-7-12 10110 Shasta s Burney (inner slope of the Red Crater); 1000-Lake Basin, Red Crater 2042 Comment
  JEPS28387  Carex nebrascensis George W. Gillett 1957-8-20 1122 -A Shasta near cabin area (Brokeoff Meadows along margin of Bailey Creek); Lassen Volcanic National Park, Brokeoff Meadows 1889 Comment
  CAS-BOT-BC119685  Carex nervina George Wilson Gillett 1957-8-2 963 Shasta Wet swale 1/4 mi below Summit Lake and 100 yds S of Corral Meadows trail. 2026 Comment
  SEINET10711449  Carex nervina David Castaner 1971-8-17 Castaner 1898 Shasta Cascade Range; Lassen Vol NP; along water course on Hat Creek trail going up to Paradise Meadow. 2134 Comment
  CAS-BOT-BC119050  Carex phaeocephala Lewis Samuel Rose 1945-9-4 45247 Shasta Summit Lassen Peak Highway 2590 Comment
  SEINET7572044 Image available Carex praeceptorum Juha Pykala, D. H. Norris, Heikki Toivonen 1987-7-25 3004 Shasta Lassen Volcanic National Park, SW of Lassen Peak, Soda Lake. 2377 Comment
  UC725736  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta near Summit Lake; Lassen Volcanic Nat'l Park Comment
  CDA13100  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13035 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  HSC48226  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19138 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A 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
  CAS-BOT-BC118146  Carex rossii Hans Leschke 1958-8-16 1565 Shasta Trail Corral Meadow-Sumit Lake 1950 Comment
  HSC48077  Carex rossii D. H. Norris, F. J. Hermann 1972-5-17 22657 Shasta Along Hwy. 89, about 21 mi. E of McCloud Comment
  CAS-BOT-BC28304  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1090 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  UC2015828  Carex scopulorum var. bracteosa Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4437 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. Below parking area. Comment
  CAS-BOT-BC117752  Carex simulata John Thomas Howell 1934-7-11 12565 Shasta Fall River Mills. Comment
  CAS-BOT-BC117826  Carex specifica Hans Leschke 1954-9-24 s.n. Shasta Kings Creek Camp Grounds. 2240 Comment
  CAS-BOT-BC117215  Carex spectabilis Herbert Faulkner Copeland 1935-7-29 1560 Shasta Mt. Lassen. Upper King's Creek Meadow. 2300 Comment
  CAS-BOT-BC117219  Carex spectabilis Hans Leschke 1945-9-10 s.n. Shasta Lassen Loop Highway near summit, Mt. Lassen Comment
  SEINET10749692  Carex spectabilis David Castaner 1971-8-17 Castaner 1897 Shasta Lassen Volcanic National Park; Hat Creek Trail; dusty & dry; 1829 Comment
  SEINET10749694  Carex spectabilis David Castaner 1971-8-17 Castaner 1919 Shasta Lassen Volcanic NP; King's Creek Meadow; Wet Area NR Brook; 0% Cover. 2256 Comment
  SEINET10749885  Carex straminiformis David Castaner 1971-8-17 Castaner 1926 Shasta Cascade Range; Lassen Volc. NP; Emeral Lake Shore Rim; 0% Cover; Moist Along Shore.; 2134 Comment
  CAS-BOT-BC115876  Carex subfusca John Thomas Howell 1960-8-23 36456 Shasta Lassen Loop east of Diamond Peak 2225 Comment
  SEINET8573652 Image available Carex subfusca Unknown 2009-1 24639 Shasta Comment
  SEINET7577195 Image available Carex subfusca John Thomas Howell 1960-8-21 36313 A Shasta Lassen Volcanic National Park, Lassen Loop east of Diamond Peak. 2225 Comment
  UC2015889  Carex subfusca Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4319 Shasta Lassen Volcanic National Park. Hat Lake (lake had been created by debris dam from the Lassen avalanche that caused the 'devastated area'. The 'lake' is now a stream with a broad gravelly bed, dominated by short willows. Comment
  SEINET7579514 Image available Carex utriculata George W. Gillett 1957-8-11 1040 Shasta Lassen Volcanic National Park, shores of Hat Lake. 1966 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
  CHSC43871  Carex vulpinoidea Walter Seavey Lennon 1982-6-25 Shasta Spring Gulch Road and Hwy. 273, Anderson. 134 Comment
  CDA13509  Carex whitneyi G. F. Hrusa, T. D. Wilfred 1996-7-22 13334 Shasta Lassen National Forest; Hwy 89, 1 m. S of intersection with USFS S16. Comment
  CAS-BOT-BC114822  Carex whitneyi George Wilson Gillett; Hans Leschke 1957-7-13 783 Shasta Lower Kings Creek Meadow. 2194 Comment
  RSA81428  Carex whitneyi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD117348  Cassiope mertensiana Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 315 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC248982  Castilleja Ella Dales Cantelow 1939-6-10 2583 Shasta 17 mi. s. of McCloud, Jct. Burney - Redding - Alturas Hy. Comment
  JEPS122369  Castilleja applegatei Joseph Broberg, Nick Dove 2012-7-26 CA 320 -114 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road until it merges with Bald Mountain road. Collection site is on basalt outcrop on South of the road, in a burned and logged area Comment
  CAS-BOT-BC465579  Castilleja applegatei subsp. pinetorum Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -020 Shasta Summit of Tombstone Mountain, eastern Klamath Range, E of I-5 1666 Comment
  CDA10992  Castilleja applegatei subsp. pinetorum G. F. Hrusa 1991-6-27 8484 Shasta Pit River Drainage; Behind Forebay Lake and Airport at Fall River Mills. Comment
  JEPS3600  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-15 79 Shasta 50 ft above s shore of Lower Twin Lake; Lassen Volcanic National Park 2118 Comment
  JEPS3625  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-20 88 Shasta Sulphur Works area, above road and across from the store, in the vicinity of the forebay box Lassen Volcanic National Park Comment
  POM260339  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-26 6603 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UCSB18294  Castilleja applegatei subsp. pinetorum 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-BC243716  Castilleja applegatei var. pinetorum A. H. Kramer 1932-1-1 s.n. Shasta Near Prospect Pk., Lassen Volcanic National Park Comment
  CHSC60413  Castilleja arachnoidea Mary Ann Showers 1992-6-27 2608 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  JEPS29555  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  SBBG21823  Castilleja arachnoidea D. Myrick 1964-7-22 905 Shasta Mt Lassen Trail Parking area 2529 Comment
  UC436305  Castilleja arachnoidea E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3300 Comment
  CHSC94042  Castilleja attenuata R. Fischer 2005-5-23 707 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants were growing outside of park on Rat Farm Road on high mountain meadow that was once the edge of the old McArthur Swamp, 1 or 2 miles north of McArthur. 1011 Comment
  CAS-BOT-BC32613  Castilleja lassenensis Martin Simon Jussel 1931-9-7 s.n. Shasta Mt. Lassen. Bumpus Hell Trail. 2133 Comment
  CAS-BOT-BC251914  Castilleja lemmonii George W. Gillett 1957-8-17 1091 Shasta Emerald Lake. South margin, in grassy area 2468 Comment
  CHSC48976  Castilleja lemmonii Vernon Oswald 1986-7-30 2258 Shasta Kings Creek Picnic Area, Lassen Volcanic National Park. 2243 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
  UC1543818  Castilleja lemmonii Harold and Virginia Bailey 1948-8-25 3001 a Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UC1544791  Castilleja lemmonii Almut G. Jones 1986-8-25 7270 Shasta Kings Creek Meadow Mount Lassen Volcanic National Park (near creek) 2400 Comment
  UC1036158  Castilleja miniata George W. Gillett 1953-7-23 292 Shasta vicinity Hat Lake (trail above lake); Lassen Volcanic National Park 1950 Comment
  UC54606  Castilleja miniata H. M. Hall and E. B. Babcock Jun 1903 4186 Shasta Fall River Springs; Sierra Nevada Mountains 1066 Comment
  HSC40185  Castilleja miniata Thomas W. Nelson, Jane P. Nelson 1976-8-1 3143 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  RSA46755  Castilleja miniata Alice Eastwood 1912-8-22 1784 Shasta Trail from Morgans Springs to Sulphur Works. Lassen Butte Region [Actually Shasta-Tehama Region] Comment
  UCR268864  Castilleja tenuis Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31418 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  JEPS105431  Ceanothus arcuatus Dean W. Taylor 1995-4-25 14849 Shasta near Whitmore, along Tamarack Road 0.4 mi E of junction with Whitmore Road; Cascade Mountain Region (CAR) 868 Comment
  HSC101863  Ceanothus cordulatus J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13388 Shasta Along East County Line Road. 1384 Comment
  HSC25762  Ceanothus cordulatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19147 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC48632  Ceanothus cordulatus C. H. M. 1907-9-11 s.n. Shasta Northern Sierra Nevada, Calif. (between Montgomery Cr. & Burney) 1219 Comment
  CAS-BOT-BC63635  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1806 Shasta Between Lemoine and delta. Comment
  CHSC89690  Ceanothus integerrimus R. Fischer; J. Marr 2004-8-15 367 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end, E side, Big Lake. 1010 Comment
  HSC99943  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-6-16 13229 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  RSA702146  Ceanothus integerrimus R. Fischer, Jenny Marr 2004-8-15 367 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Located N end Big Lake. 1011 Comment
  UC1070739  Ceanothus integerrimus H. R. Josephson 1933-6-2 16 Shasta Along Eagle Creek Weaverville quad. 518 Comment
  UCD22423  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 184 Shasta Trinity National Forest. 3.5 miles North of CA 36 on Harrison Gulch Road. Comment
  UCR77110  Ceanothus integerrimus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7770 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  RSA25719  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-26 11082 Shasta 6.7 miles NW of Baird on Hwy 99. 457 Comment
  RSA400263  Ceanothus integerrimus var. integerrimus Ed Wilson 1970-5-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mtn, W of the McCloud River arm of Shasta Lake 366 Comment
  POM260026  Ceanothus integerrimus var. macrothyrsus C. L. Hitchcock 1940-5-20 6476 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC51069  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-5-16 214 Shasta McCloud River Comment
  CAS-BOT-BC50620  Ceanothus lemmonii C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot Comment
  JEPS121753  Ceanothus lemmonii Julie Kierstead Nelson 2013-4-16 2013 -006 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area. Comment
  RSA14404  Ceanothus lemmonii Elmer I. Applegate 1928-4-25 5388 Shasta 4 miles S of Baird Comment
  RSA24235  Ceanothus lemmonii Carl B. Wolf 1940-12-13 9806 Shasta ridge between Pit River and Sacramento River, 1.3 miles NW of Baird. 274 Comment
  UC1182183  Ceanothus lemmonii E. B. A. 1960-4-21 56 Shasta 13 miles southwest of Buckeye 228 Comment
  UC774519  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta just below Pollard Gulch Ranger Station; Sacramento River Canyon 457 Comment
  RSA95356  Ceanothus lemmonii Alice Eastwood, John T. Howell 1934-4-21 1801 Shasta Castella Comment
Read comments
Apr 24 2011
  LA42073  Ceanothus leucodermis W. B. C.; 1939-6-24 11125 Shasta Along the Wagon Camp rd. below Bear Springs 1371 Comment
  CAS-BOT-BC52072  Ceanothus prostratus Alice Eastwood 1923-5-22 11899 Shasta Sissons, road to Mt. Shasta Comment
  CAS-BOT-BC52103  Ceanothus prostratus Hans Leschke 1956-9-22 s.n. Shasta Lassen Loop, about 1.1 miles from Manzanita Comment
  CDA12936  Ceanothus prostratus G. F. Hrusa 1996-5-2 12878 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  SD42262  Ceanothus prostratus Carl B. Wolf 1941-7-24 11066 Shasta 2.3 mi. above (SW. of) Hat Creek Ranger Station on road to Burney Spring 1219 Comment
  UC1071275  Ceanothus prostratus P. L. Johannsen 1932-6-6 110 Shasta Bullskin Ridge Redding Quad. 640 Comment
  UC1281309  Ceanothus prostratus H. E. McMinn 1940-6-20 5276 Shasta on #299 highway to Burney 37 mi from Redding; highway from Redding to Burney Comment
  UC1543758  Ceanothus prostratus Harold and Virginia Bailey 1948-8-27 2845 Shasta Lassen Volcanic National Park, Loop Road about 3 mi E of Manzanita Lake 1828 Comment
  OBI10380  Ceanothus prostratus H. E. McMinn 1941-5-2 5311 Shasta Hatchet Mtn to Burney Comment
  HSC33458  Ceanothus prostratus var. laxus J. O. Sawyer 1971-7-7 2415 Shasta S of Buckhorn Bally Comment
  SBBG4464  Ceanothus prostratus var. prostratus M. Van Rensselaer 1941-4-12 1664 Shasta Hwy 299, about 0.25 mi E of jct with Hwy 89 Comment
  RSA300574  Ceanothus velutinus John Dourley, Walter Wisura 1982-10-14 3864 Shasta 5 miles E of Visisotr Center (N entrance) along Lassen Peak Hwy, Lassen volcanic Park. 1768 Comment
  UC1602803  Ceanothus velutinus Milo S. Baker 1893-6 Shasta Bear Valley Mts. 1524 Comment
  CAS-BOT-BC272119  Centaurea cyanus L. E. Smith 1913-6-5 413 Shasta Cottonwood Comment
  CHSC75450  Centaurea jacea Butch Kreps; Don McBroome 1992-7-24 Shasta Willow Creek Ranch, McCloud. Comment
  CDA36070  Centaurea maculosa CDFA Staff Jul 1998 Shasta Interstate 5 at Vollmers (707) Exit. 0 Comment
  UCR206304  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2009-6-13 15012 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  CAS-BOT-BC277244  Centaurea solstitialis W. R. Dudley 1899-8-18 s.n. Shasta Road toward Shasta P.O. Comment
  JEPS57504  Centaurea virgata subsp. squarrosa L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-13 2126 Shasta Burney, at W end of 944 Comment
  JEPS93988  Centaurea virgata subsp. squarrosa Vernon H. Oswald 1998-8-30 9559 Shasta e. side of the s.w. (largest) cinder pit in the cluster on Fall R. Mills-Cassell Rd. 1158 Comment
  CDA36719  Centaurea virgata var. squarrosa C. Pirosko 2002-1 s.n. Shasta Highway 89. 0 Comment
  CHSC118477  Centaurium tenuiflorum Don Lepley 2016-8-3 Shasta Lassen National Forest. Hat Creek Ranger District. Northern margin of Murken Beach. 1086 Comment
  JEPS46372  Centaurium venustum J. W. Blankinship 1910-7-11 Shasta Redding Comment
  CAS-BOT-BC288789  Centromadia fitchii Alice Eastwood; John Thomas Howell 1940-6-10 7882 Shasta Near Bella Vista Comment
  CAS-BOT-BC222968  Cephalanthus occidentalis G. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  UC888602  Cephalanthus occidentalis var. californicus Alice Eastwood 1912-7-26 1486 Shasta Kennet Comment
  CHSC84070  Cerastium glomeratum Lowell Ahart; John Dittes 2003-5-22 10210 Shasta West side of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC207602  Cercis occidentalis L. E. Smith 1912-7-1 s.n. Shasta Castella Comment
  SEINET10737598  Cercis occidentalis Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 851 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
  UC555394  Cercis occidentalis D. Tebbe 1930-3-27 52 Shasta on hwy near Redding Comment
  UCSB24485  Cercis occidentalis Favero, R. 1968-3-25 Shasta On Vollmer turnoff road to Trinity Center; 28 miles north of Redding, Cascade Mountains 579 Comment
  JEPS120209  Cercocarpus betuloides Julie Kierstead Nelson 2012-5-5 2012 -034 Shasta Upper Sacramento River watershed Comment
  UCD112917  Cercocarpus ledifolius var. ledifolius G. F. Hrusa 1996-5-2 12880 Shasta Lassen National Forest. Approx. 1/2 mile S of Old Station Trailer Park on Highway 44-89. 1470 Comment
  JEPS122355  Cercocarpus montanus Joseph Broberg, Jaycee Leonard 2012-10-17 CA 320 -135 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road for 1-2 miles. Collection is on both sides of the road Comment
  HSC48535  Cercocarpus montanus var. glaber J. P. Smith 1977-4-16 9008 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 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
  JEPS3293  Chaenactis douglasii var. douglasii George Gillett and G. L. Stebbins 1952-8-7 152 Shasta about 1/4 mi below (n of) Hat Lake 1996 Comment
  JEPS7516  Chaenactis douglasii var. douglasii George W. Gillett 1953-8-20 332 Shasta below Hat Lake (and above the road (Trans-park road)); Lassen Volcanic National Park 1996 Comment
  OBI77293  Chaenactis douglasii var. douglasii Anthony Baniaga 2011-6-19 381 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1303 Comment
  UC1553536  Chaenactis douglasii var. douglasii E. Dean 1988-7-13 131 Shasta Shasta City; w side of rd 38N10 going N to Red Mtn Comment
  CAS-BOT-BC283941  Chaenactis glabriuscula var. glabriuscula D. E. Breedlove 1962-6-12 3401 Shasta Along State Highway 89, 4.0 miles S of junction with US Highway 299, Cascade Range 1021 Comment
  CAS-BOT-BC277653  Chaenactis glabriuscula var. megacephala Alice Eastwood 1912-7-13 1052 Shasta Near Carlson Comment
  CAS-BOT-BC277782  Chaenactis nevadensis George W. Gillett 1957-7-11 714 Shasta Lassen Volcanic National Park. On Chaos Crags, above Crater Lake 2072 Comment
  CHSC60309  Chaenactis nevadensis Mary Ann Showers 1992-6-27 2601 Shasta Lassen Volcanic National Park. Northwest of Crescent Crater. 2194 Comment
  JEPS89465  Chaenactis nevadensis Dean Wm. Taylor with Ingrid Olmsted 1974-7-31 4678 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen National Forest Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  UC604410  Chaenactis nevadensis Herbert McLean Evans 1922-1-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2743 Comment
  UC90187  Chaenactis nevadensis R. M. Austin 1896-7-1 501 Shasta Lassen Peak Comment
  CAS-BOT-BC141681  Chamaebatia foliolosa Mrs. H. C. Cantelow 1935-6-8 951 Shasta W. of Burney Comment
  OBI55509  Chamaebatiaria millefolium David J. Keil, Kathleen Keil 1992-7-25 23588 Shasta Lassen Natl Forest along hwy 89. 6.5 mi N of Lassen Natl Park boundary Comment
  RSA246619  Chamaecyparis lawsoniana Robert F. Thorne, Larry DeBuhr, C. W. Tilforth 1972-9-22 42407 Shasta Shasta National Forest, along Castle Creek, 1 mile west of Castle Crags State Park. 762 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
  CHSC34353  Chamaesyce serpillifolia subsp. serpillifolia J. D. Prouty 1981-7-20 1242 Shasta Meadow, ca. 9 mi n of McArthur. 1051 Comment
  UC711823  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-10 10492 Shasta 3-4 mi e McCloud and Bratle (State Hwy 89) Comment
  JEPS94096  Chenopodium pumilio Vernon H. Oswald and Lowell Ahart 1998-9-8 9564 Shasta 1.3 mi. w. Hatchet Mt. Summit (Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi. w. of the 67 mi. post between Hillcrest and Burney) 1280 Comment
  CHSC61099  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-7-27 5727 Shasta Lassen Volcanic National Park. Lower lake in Blue Lake Canyon. 2072 Comment
  CAS-BOT-BC498787  Chlorogalum angustifolium H. M. Hall; E. B. Babcock 1903-6-1 4003 Shasta Mesas opposite Redding 152 Comment
  CAS-BOT-BC498790  Chlorogalum angustifolium H. D. Ripley; R. C. Barneby 1948-7-6 9675 Shasta Churn Creek, 5 mi. N. of Redding 152 Comment
  SEINET8253676  Chlorogalum angustifolium F. Callahan \\N-\\N-\\N Shasta collected nw of Oasis offramp...9:00 PM as plant blooms at dusk; plant populations designated by red dots on PROJECT CITY, CALIF Quad. 7.5 1969. Comment
  HSC93565  Chondrilla juncea Molly Bagley 1997-6-16 Shasta At Lake Shastina Golf Course, 0.5 acre over 2 acres Comment
  UC1776766  Chondrilla juncea Molly Bagley 1997-6-16 s.n. Shasta at Lake Shastina Golf Course, 0.5 acre over 2 acres 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
  POM260052  Chorizanthe stellulata C. L. Hitchcock 1940-5-17 6438 Shasta 3 miles east of Redding. 152 Comment
  SEINET4023386 Image available Chrysanthemum segetum O. M. Clark 1947-1 14330 Shasta East of Redding. Comment
  CAS-BOT-BC36230  Chrysolepis sempervirens John Thomas Howell 1960-8-22 36347 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  POM222728  Chrysothamnus nauseosus subsp. albicaulis Ynez Whilton Winblad 1934-10-6 s.n. Shasta Near Fall River Mills Comment
  JEPS21406  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1914-8-10 5759 Shasta Upper Fall River Valley 1036 Comment
Read comments
1
  SEINET7067168  Cicendia quadrangularis A. G. Vestal 1947-5-2 s.n. Shasta About 2.5 miles south of Redding on Route 273. Coordinate datum: NAD27. UTM Zone 10, 557111mE, 4480165mN. Comment
  CDA19141  Cirsium arvense K. Martyn 2001-7-2 PDR 1198399 Shasta Modoc Plateau; McArthur 0 Comment
  UC2026972  Cirsium cymosum var. cymosum Anthony Baniaga 2011-6-18 372 Shasta Lassen National Forest. Along 6R201, W of Bidwell Pond Comment
  JEPS59258  Cirsium occidentale var. candidissimum J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  OBI55405  Cirsium occidentale var. candidissimum David J. Keil, Kathleen Keil 1992-7-24 23587 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  CHSC114674  Cirsium occidentale var. venustum C. Yingst; A. Davy 2012-7-30 Shasta Lake Shasta; Turntable road at Lower Deck Road; near I-5, USFS property. Roadside. Comment
  CAS-BOT-BC439038  Cistanthe monosperma Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen Nat'l. Park. Comment
  CAS-BOT-BC439040  Cistanthe monosperma Alice Eastwood 1912-7-12 1042 Shasta Burney Butte Comment
  CAS-BOT-BC228930  Cistanthe umbellata Alice Eastwood 1912-8-22 1762 Shasta Morgans Springs, Lassen Butte Region 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
  JEPS89002  Clarkia borealis V. Parker 1994-6-6 627 Shasta both sides of rd. ca. 0.25 mi. from freeway exit Shasta Caverns Rd. (Shasta Lake Ranger District); Shasta-Trinity Nat'l Forests, , O 381 Comment
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Mar 5 2008
  LA206028  Clarkia borealis L. P. Janeway; 1995-7-3 4833 Shasta along ridgetop ca 3.7 mi straight mi N of Bluejay Mt along rd 35N46 9.5 N of Fenders Ferry Rd (Rd 27) Comment
  LA51591  Clarkia borealis Rimo Bacigalupi; 1959-6-29 7170 Shasta Dog Creek Canyon, 1/4 mi above its confluence with the Sacramento River, 1/2 mi below Delta 350 Comment
  UC1422877  Clarkia borealis subsp. borealis Peter H. Raven with Otto T. Solbrig 1958-6-16 13227 Shasta road to Craig's Dock; Shasta Lake Comment
  CHSC93095  Clarkia gracilis R. Fischer 2005-5-23 453 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Growing outside of park along Rat Farm Road near the town of McArthur. 1010 Comment
  HSC46261  Clarkia gracilis Sheila Logan 1978-5-13 150 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  SBBG28048  Clarkia gracilis C. L. Hitchcock 1940-5-20 Shasta 25 mi E of Redding Comment
  CAS-BOT-BC162506  Clarkia gracilis subsp. gracilis A. A. Heller 1918-5-12 s.n. Shasta On the McCloud River near the fish hatchery Comment
  HSC48245  Clarkia gracilis subsp. gracilis J. P. Smith 1978-5-14 9921 Shasta County Rd. A16, 9.5 mi. SW of Ono Comment
  UC930756  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta about 25 mi e Redding Comment
  CHSC28712  Clarkia lassenensis R. A. Schlising 1979-6-6 3445 Shasta Hwy 299 e of Ingot, and 13.9 mi e of crossing of Salt Creek and 16.8 mi E of Bella Vista. 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
  CAS-BOT-BC163452  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1968-5-28 11110 Shasta Redding Airport Comment
  SEINET7067187  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1947-5-2 s.n. Shasta About 0.5 mile southeast of Cottonwood Road (A 5, Bowman Road) on Route 16. Coordinate datum: NAD27. Comment
  SEINET7073016  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  HSC23369  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta W bank of first cove NW of Brandy Creek Swimming Area 372 Comment
  CAS-BOT-BC164581  Clarkia purpurea subsp. viminea Alice Eastwood 1912-7-25 1405 Shasta Pitt to Baird Comment
  CHSC70757  Clarkia rhomboidea L. P. Janeway 1995-6-9 4781 Shasta Along Road 35N46 2.5 mi north of Road 27 (Fenders Ferry Road); ridge between Cow Canyon and Potem Creek (Pit River drainage). 670 Comment
  CHSC88358  Clarkia rhomboidea R. Fischer; J. Marr 2004-5-28 242 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ja-She. 1010 Comment
  JEPS104944  Clarkia rhomboidea Dean W. Taylor 1993-6-3 13553 Shasta Shingle Creek (ca. 3 mi W of Shingletown) 685 Comment
  SEINET10453168  Clarkia rhomboidea Mary Merello 1993-6-26 Merello 729 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CAS-BOT-BC164957  Clarkia rhomboidea Ella Dales Cantelow 1939-6-10 2578 Shasta 17 mi. s. of McCloud Jct., Burney - Redding - Alturas Hy. Comment
  CAS-BOT-BC164961  Clarkia rhomboidea D. E. Breedlove 1962-6-11 3392 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  RSA448343  Clarkia rhomboidea Christopher Davidson 1975-6-6 2717 Shasta Ca. 20 miles E of Redding on Highway 44. 640 Comment
  RSA73355  Clarkia rhomboidea F. W. Peirson 1932-7-9 10281 Shasta Burney Spring. 1433 Comment
  HSC47018  Claytonia exigua subsp. exigua Sheila Logan 1978-5-13 148 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 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
  HSC64331  Claytonia parviflora subsp. parviflora J. P. Smith, J. O. Sawyer 1973-4-14 6087 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  UC852095  Claytonia parviflora subsp. parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 946 Shasta Goose Valley Comment
  CHSC1378  Claytonia perfoliata subsp. perfoliata M. Underhill 1953-4-26 Shasta Shade of trees. 76 Comment
  HSC87233  Claytonia perfoliata subsp. perfoliata Pat Daly, Rudy Galindo 1988-3-26 23 Shasta 17.5 mi. E of Tehama County line on Hwy. 36 183 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-BC443809  Claytonia rubra subsp. rubra John Thomas Howell 1961-6-19 36525 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  UC412627  Claytonia rubra subsp. rubra Milo S. Baker 355 Shasta Tamarack road; at Stalker's Comment
  CAS-BOT-BC92740  Clematis ligusticifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  CHSC33009  Collinsia parviflora Richard K. McGaugh 1979-4-14 18 Shasta At north base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 250 m. s. of Castle Creek, near Castella. 621 Comment
  CHSC93308  Collinsia parviflora R. Fischer 2005-4-14 563 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at camp 7. 1013 Comment
  UCR138671  Collinsia parviflora M. Brooks, Julie Evens, H. Johnson 1997-4-26 34 Shasta Basin Gulch Campground, Hwy 36 to Stuart Gap Road 812 Comment
  JEPS121714  Collinsia parviflora Julie Kierstead Nelson with Martin Lenz 2014-5-27 2011 026 A Shasta Forest Road 39N21 west of McCloud Reservoir, at Cabin Creek trailhead. Comment
  RSA0117242  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta East side of Highway 299, 2 miles southwest of Pit River crossing. 915 Comment
  UCD123639  Collinsia parviflora G. F. Hrusa; T. D. Wilfred 1996-6-11 13012 Shasta Lassen National Forest. East side of Hwy 89 approximately 1/2 meter north of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  JEPS105127  Collinsia rattanii Dean W. Taylor 1993-7-9 13822 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC26661  Collinsia tinctoria M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  CHSC4528  Collomia grandiflora J. E. Bowlin 1967-7-18 76 Shasta On roadside, ca. 13.8 mi w of Mount Shasta Ski Bowl. 1158 Comment
  CHSC9305  Collomia grandiflora G. Strausbaugh 1970-6-13 100 Shasta Near summit of Buckhorn Bally ca. 5.5 mi. s from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  CHSC99784  Collomia grandiflora Lowell Ahart; John Dittes 2008-6-19 14847 Shasta 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
  JEPS114475  Collomia grandiflora Lowell Ahart, John Dittes 2008-6-19 14847 Shasta 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
  SEINET2445254  Collomia grandiflora Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-24 715 Shasta Shasta-Trinity National Forest. Along Hwy 89 just N of Hwy 289 & Hwy 89 intersection.; 0 940 Comment
  UC1736678  Collomia heterophylla Dean W. Taylor 1993-4-30 13381 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  SEINET2445718  Collomia heterophylla Jeffrey Huber 1971-6-10 291 Shasta 15 mi S of Weed, on I-5. Comment
  CAS-BOT-BC229521  Collomia larsenii George W. Gillett 1953-8-6 316 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak 2865 Comment
  SBBG21889  Collomia linearis D. Myrick 1964-7-24 941 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  HSC85684  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1982-5-8 10372 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  HSC73401  Comandra umbellata subsp. californica L. Sieburth, Susan Ahrens, B. Potter 27 Shasta Turnoff to Basin Gulch. 793 Comment
  UC455297  Comandra umbellata subsp. californica I. J. Condit 1911-7-10 Shasta Shasta Retreat Comment
  UCD113209  Comarum palustre S. Galen Smith; Malcolm A. Nobs, Herbert L. Mason 1949-5-29 752 Shasta Fall River Mills. Comment
  CHSC61976  Convolvulus arvensis Vernon H. Oswald 1993-9-7 5928 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. At the S end of the area. 1889 Comment
  POM107530  Corallorhiza maculata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1239010  Cordylanthus pringlei Freed W. Hoffman 1949-7-19 3038 Shasta 1 mi west Regan Meadow Camp Comment
  CHSC114654  Cordylanthus tenuis V. Long; A. Long, D. Long 1992-8-14 8 -15 Shasta Castle Crags State Park. Alongside trail to Castle Dome, just before junction with trail to Indian Springs on east side of trail and down west facing slope. Comment
  CHSC116247  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16235 Shasta Lassen National Forest; Red Mountain, along road 34N19. 1434 Comment
  JEPS16358  Cordylanthus tenuis subsp. viscidus Peter H. Raven 1956-9-5 10472 Shasta 5.6 mi n Pollard Flat Guard Station (on U. S. Highway 99) Comment
  CAS-BOT-BC287173  Coreopsis tinctoria A. A. Heller 1914-8-30 11752 Shasta 5 miles S of Redding along the railroad Comment
  CAS-BOT-BC209849  Cornus glabrata L. R. Abrams 1922-8-8 9930 Shasta 5 mi north Baird Comment
  CAS-BOT-BC209855  Cornus nuttallii C. A. Rose 1930-4-25 s.n. Shasta Near Redding Comment
  CAS-BOT-BC212048  Cornus nuttallii Mrs. D. B. McAllister 1918-4-29 23 Shasta Ydalpom Comment
  RSA397464  Cornus nuttallii Christopher Davidson 1973-5-24 2105 Shasta Near campgbround on Hwy 299, near Hatchet Cr., W of Burney. Comment
  JEPS50172  Cornus sessilis C. F. Rose 1935-4-21 38 Shasta 15 mi nw Redding Comment
  UC1585402  Cornus sessilis R. Raiche and K. Zadnik 1989-6-29 90177 Shasta ca. 2 mi. e. of its confluence with the Sacramento R. Whitlow Creek (n. of Sacramento Arm, Shasta Lake) 305 Comment
  CDA38542  Cornus sessilis E. Paddock 1980-7-2 s.n. Shasta Dog Creek Road, 6.5 km west of I-5, Delta. 0 Comment
  RSA433127  Corydalis caseana M. V. Hood 1940-8-6 s.n. Shasta Kings Creek Meadow, Mt. Lassen 2226 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
  CAS-BOT-BC376535  Crepis monticola William A. Dayton 1913-7-25 403 Shasta Shasta National Forest. Trinity Mt. Range 1310 Comment
  CDA33444  Crepis occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  POM356334  Crepis occidentalis subsp. pumila Christopher Davidson 1973-5-26 2154 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Cr. 976 Comment
  POM10608  Crepis pleurocarpa H. M. Hall, E. B. Babcock 1903-06 4024 Shasta Upper Sacramento River, near Chromite Comment
  JEPS83682  Crucianella angustifolia Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9621 Shasta 1.2 mi e Salt Creek crossing of Highway 299 (Woodman Creek, along Highway 299); Upper Sacramento Valley, Bella Vista 7.5' quad. 192 Comment
  UCD80728  Crucianella angustifolia CNPS SN Foothill Team 2006-5-16 SNFN 0382 f Shasta Shasta Land Trust Easement, Hathaway Ranch. 315 Comment
  UC1100186  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-7-20 1039 Shasta ca 3 mi n McArthur (e side of lake); Big Lake Comment
  UC727091  Cryptantha affinis A. A. Heller 1941-6-24 16183 Shasta e side Hatchet Mountain (U.S. Highway 299, near the foot of the grade) Comment
  UCD123145  Cryptantha affinis Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7397 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA79636  Cryptantha affinis F. W. Peirson 1932-7-14 10205 Shasta Thousand-Lake Basin. 1951 Comment
  UCD119052  Cryptantha ambigua Beecher Crampton 1960-6-16 5641 Shasta northeastern part of county, 7 miles south of Fall River Mills. 1188 Comment
  CHSC110515  Cryptantha crinita Julie Kierstead Nelson; James R. Nelson 1991-5-19 Shasta Stillwater Creek at Portrero Creek crossing, 8 miles NE of Redding; growing in riverwash near east shoreline. 182 Comment
  RSA216792  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Creek at Old Alturas Road. Comment
  UC596236  Cryptantha crinita R. F. Hoover 1937-5-19 2280 Shasta 5 mi from Redding (on old Alturas road, Salmon Creek bridge); Salmon Creek Comment
  UC78457  Cryptantha crinita Milo S. Baker 1900-4-29 Shasta Bed of Stillwater Creek at Leighton Stillwater Creek, Leighton Comment
  JEPS25549  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
  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
  HSC103596  Cryptantha simulans Thomas W. Nelson, Jane Nelson 1986-6-23 8135 Shasta Along State Route 44, .7 mi. from Old Station near foot of steep grade Comment
  CHSC66323  Cryptantha torreyana V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallsheer 1996-7-1 7917 Shasta High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1249 Comment
  HSC46271  Cryptantha torreyana Sheila Logan 1978-5-13 141 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  JEPS90100  Cryptantha torreyana Dean Wm. Taylor with Robert A. Price 1988-6-24 9875 Shasta n.e. face Grizzly Peak (along Pacific Crest Trail); Pit R. watershed, Big Bend 15' Quad. 677B 1584 Comment
  JEPS28731  Cryptogramma cascadensis George W. Gillett 1957-8-8 990 Shasta ne shoulder Lassen Peak; Lassen Volcanic Nat'l Park 2529 Comment
  CAS-BOT-BC70516  Cryptogramma cascadensis Hans Leschke 1956-9-22 s.n. Shasta Terrace Lake 2354 Comment
  CAS-BOT-BC85644  Cupressus bakeri Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC85645  Cupressus bakeri Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  RSA152466  Cupressus bakeri J. Mallory 1960-10-25 194 Shasta 7.5 miles south of Scott Mill, 5 miles WSW of Burney Mountain. Comment
  RSA21072  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  CAS-BOT-BC80734  Cupressus macnabiana Alice Eastwood 1921-7-22 10708 Shasta near Whiskeytown Comment
  RSA89345  Cupressus macnabiana E. K. Balls, P. C. Everett 1953-10-14 18600 Shasta 0.5 mi E of Whiskeytown, Hwy 299, between Weaverville and Redding. 351 Comment
  UC615431  Cupressus macnabiana Beryl O. Schreiber 1934-6-7 1155 Shasta on Weaverville to Redding Road 5 mi w Redding Comment
  SEINET10531458  Cupressus macnabiana Carl B. Wolf, E. R. Johnson 1934-10-6 Wolf 2126 Shasta Above Clear Creek 1 mi from Whiskeytown on road to Redding. Upper sonoran:- Quercus Wislizenii, Pinus attenuata. Sun. Sterile white rocky soil. 305 Comment
  JEPS47123  Cuscuta campestris J. W. Blankinship 1909-9-15 Shasta Redding Comment
  UC450142  Cuscuta cephalanthi Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  SJSU3760  Cycladenia humilis C. W. Sharsmith 1963-6-11 7055 Shasta S slope Hat Mt, Lassen Volcanic National Park, southeastern Shasta County 2133 Comment
  JEPS28583  Cycladenia humilis var. humilis George W. Gillett 1957-7-12 731 Shasta slopes of Crescent Crater lassen Volcanic Nat'l Park, Crescent Crater 2286 Comment
  CHSC60297  Cymopterus terebinthinus var. californicus Mary Ann Showers 1992-7-19 2713 Shasta Lassen Volcanic National Park. East of Hat Creek. 2011 Comment
  CHSC64161  Cymopterus terebinthinus var. californicus Mary Merello; H. H. Schmidt, L. Woodruff 1993-6-23 706 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella. Near river. [Lat./Long. on label is '49 degrees 9' N; 122 degrees 21' W']. 680 Comment
  HSC103633  Cymopterus terebinthinus var. californicus Thomas W. Nelson, Jane Nelson 1982-5-15 6884 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  HSC72269  Cynoglossum grande J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9639 Shasta Beegum Creek at Beegum Campground. 610 Comment
  RSA77805  Cynoglossum occidentale F. W. Peirson 1932-7-10 10207 Shasta Near Lake Eiler, Thousand-Lake Basin. 1951 Comment
  SEINET4070354  Cynoglossum officinale C. Davidson 1975-1 2646 Shasta 3 miles south of Dickson Flat on Highway 89. 1219 Comment
  HSC100236  Cynosurus echinatus J. P. Smith 2010-6-8 12895 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  UCD32844  Cyperus bipartitus Beecher Crampton 1964-8-26 7187 Shasta Castle Crag, 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  JEPS64116  Cyperus esculentus J. W. Blankinship 1909-9-15 Shasta Reading; <=Redding> Comment
Read comments
Aug 7 2008
  UC1100643  Cyperus niger Malcolm A. Nobs and S. Galen Smith 1949-7-19 1010 Shasta 1 mi. n. Anderson Comment
  JEPS94081  Cyperus squarrosus Vernon H. Oswald and Lowell Ahart 1998-9-8 9618 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthru-Burney Falls Memorial State Park 929 Comment
  UC1100630  Cyperus strigosus Malcolm A. Nobs and S. Galen Smith 1949-7-19 1011 Shasta 1 mi. n. Anderson Comment
  UCD141159  Cyperus strigosus Malcolm A. Nobs; S. Galen Smith 1949-7-19 1011 Shasta 1 mile north of Anderson. Comment
  SEINET12076830  Cypripedium californicum J. G. Lemmon n d s.n. Shasta Scotch Camp, near Shasta Comment
  CAS-BOT-BC136476  Cypripedium montanum Lena E. Bowley 1912-5-1 s.n. Shasta Field redacted by CAS, contact the data manager for more information Comment
  SJSU3770  Cystopteris fragilis C. W. Sharsmith 1963-6-15 7058 Shasta c. 5 mi E of Viola 1524 Comment
  UC1242056  Cystopteris fragilis Don Branscomb 1958-7-25 Shasta Burney Falls Burney Falls Comment
  UCD136325  Cystopteris fragilis G. F. Hrusa 1996-5-2 12867 Shasta Lassen National Forest. Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1460 Comment
  UC1024798  Danthonia unispicata Leo Whitney 1935-6-24 3299 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  CAS-BOT-BC420656  Darmera peltata Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  UCD102621  Darmera peltata W. E. Moon 1959-5-19 s.n. Shasta Along Hatchet Creek, U.S. Hwy. 299, ca. 5 miles east of Montgomery Creek. Comment
  CHSC66315  Daucus pusillus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7915 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 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
  UCD127492  Daucus pusillus Walter P. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  HSC49788  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Rd. about 2 mi. from its junction with State Route 36 915 Comment
  CHSC88340  Delphinium nudicaule R. Fischer; J. Marr 2004-5-24 223 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  CAS-BOT-BC9845  Delphinium nudicaule L. E. Smith 1913-4-11 33 Shasta between Hermett and Pitt railroad track Comment
  JEPS128433  Delphinium nuttallianum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -022 Shasta Summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  JEPS24986  Delphinium nuttallianum Jean Langenheim 1957-5-18 4338 Shasta 2 1/2 mi s Castella (e side of Canyon); Sacramento River Canyon, Sweetbriar Creek 609 Comment
  UC1299389  Delphinium nuttallianum Freed W. Hoffman 1946-5-29 705 Shasta Hwy 86 Hatchet Mountain 914 Comment
  RSA0008946  Delphinium nuttallianum Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  SJSU3440  Delphinium nuttallianum C. W. Sharsmith 1963-6-15 7064 Shasta Viola 1341 Comment
  SJSU547  Delphinium nuttallianum C. W. Sharsmith 1964-6-17 7278 Shasta Lassen Hwy, 2 mi E of Manzanita L Lodge, Lassen Volcanic National Park 1828 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
  HSC16739  Dendromecon rigida A. A. Heller 1927-5-15 14389 Shasta Along the Pacific Hwy., near the Pit River Comment
  UC54479  Dendromecon rigida H. M. Hall and E. B. Babcock June, 1903 4011 Shasta Salt Creek Basin Upper Sacramento Valley 457 Comment
  HSC100982  Descurainia longipedicellata J. P. Smith 2010-6-9 12908 Shasta Along Cinder Point Rd., near junction with Hwy. A12. 1139 Comment
  JEPS118114  Dianthus deltoides subsp. deltoides Dean Wm. Taylor, Tom Engstrom 2005-6-3 19335 Shasta southerly edge of Haynes Flat (ca 3 air miles W of Burney) 996 Comment
  CHSC24829  Dicentra formosa Ron Stewart 1976-4-24 1 Shasta 10 yds n of Inwood Rd., .8 mi w of Ponderosa Way. Collected along Bear Creek. 518 Comment
  SJSU556  Dicentra formosa G. Witherspoon 1940-6-29 2159 Shasta near SW entrance station, Lassen Volcanic National Park 2042 Comment
  UCD95499  Dicentra formosa J. Brown 1992-5-9 20 Shasta McCloud R., USFS 38N53A. 1/8 mile before Battle Creek Road. 914 Comment
  UCR77157  Dicentra formosa G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7786 Shasta Slopes above Salt Creek 381 Comment
  CAS-BOT-BC402460  Dicentra formosa subsp. formosa Hans Leschke 1960-8-8 1731 Shasta Lassen Volcanic National Park. Emerald Lake 2453 Comment
  CAS-BOT-BC402472  Dicentra formosa subsp. formosa Ellsworth Bethel 1923-6-19 s.n. Shasta Castella Comment
  CAS-BOT-BC209173  Dichanthelium acuminatum subsp. acuminatum Brewer 2169 Shasta Mirror (?) Springs SE of Lassen Peak, Sierra Nevada Comment
  CAS-BOT-BC254487  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1939-8-12 15292 Shasta Sulphur Works, Mount Lassen Comment
  CAS-BOT-BC254514  Dichanthelium acuminatum subsp. acuminatum Peirce 1907-7-16 s.n. Shasta 2.25 miles S of stack, Kennett Comment
  RSA624399  Dichanthelium acuminatum var. acuminatum L. C. Wheeler 1952-9-22 6952 Shasta Castle Crag, south side 762 Comment
  SEINET9353080  Dichanthelium oligosanthes subsp. scribnerianum Unknown 1956-8-20 3770 Shasta Shasta Comment
  HSC75404  Dichelostemma capitatum subsp. capitatum Teresa Prendusi 1977-3-26 140 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  JEPS96558  Dichelostemma capitatum subsp. capitatum Dean W. Taylor 1993-6-15 13605 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  SEINET10899513  Dichelostemma congestum Frank W. Gould 1939-5-26 Gould 735 Shasta 17 miles north of Redding, in open Pinus ponderosa forest with SIlene Menziesii, Hypericum concinnum, and Frasera nitida; alt. 1500 feet. Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  UC922506  Dichelostemma ida-maia Annie M. Alexander and Louise Kellogg 1949-7-7 5690 A Shasta Harrison Gulch, road to White Rock Ranger Station, off State Highway 29 Middle Fork of Cottonwood Creek 807 Comment
  JEPS5674  Dichelostemma ida-maia Elna Long 1934-4-28 Shasta along trail between Baird Fish Hatchery and Baird Caves Comment
  CHSC93303  Dichelostemma multiflorum R. Fischer 2005-7-16 552 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from upper east side of Spatter Cone Trail. 1054 Comment
  UCD123084  Dichelostemma multiflorum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7371 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC502652  Dichelostemma multiflorum Barbara T. Keller 1974-5-9 1347 Shasta 2 miles south of Shingletown on Wilson Hill Road, Oak Woodland Comment
  HSC49842  Dichelostemma multiflorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9718 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC37667  Dieteria canescens T. B. Devine 1981-9-6 775 Shasta Hwy 89, N of Lassen Park, ca. 6 mi S of Hat Creek Ranger Station. 1112 Comment
  JEPS19970  Dieteria canescens var. shastensis Alma U. Ames 1911-10-9 55 Shasta 25 mi n Mt. Lassen (Hat Creek Road, near the Longquist Ranch) Comment
  UC1036222  Dieteria canescens var. shastensis George W. Gillett 1953-8-20 336 Shasta between Tent City and Museum (Chaos Jumbles Trail); Lassen Volcanic National Park 1783 Comment
  UC711855  Dieteria canescens var. shastensis Roxana S. Ferris and Laura Lorraine 1941-8-10 10490 Shasta 3-4 mi e of McCloud and Bratle (State Highway 89) Comment
  JEPS28811  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1156 Shasta flats w and n Crescent Crater; Lassen Volcanic National Park 2362 Comment
  SEINET3927997  Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson.; 0 132 Comment
  SD133257  Diplacus jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic National Park. 0.1-0.2 mi N of turnoff for Summit lake Ranger Station along Hwy 89 2045 Comment
  CAS-BOT-BC153644  Diplacus jepsonii Elmer I. Applegate 1929-6-20 5767 Shasta Lassen Trail above Drakesbad, east edge of Shasta County Comment
  CAS-BOT-BC153296  Diplacus kelloggii John Thomas Howell 1927-4-4 2298 Shasta 10 miles ne. of Redding Comment
  CHSC23881  Diplacus layneae D. Joley 1968-5-5 40 Shasta Found growing on Wildcat Rd. Comment
  CAS-BOT-BC153435  Diplacus layneae E. K. Balls; L. W. Lenz 1956-6-18 21811 Shasta Crossroads about Burney Falls (jct. State Hwy. 89 and U.S. Hwy. 299) 1005 Comment
  CAS-BOT-BC153439  Diplacus layneae E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC151860  Diplacus mephiticus A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC151262  Diplacus torreyi Alice Eastwood 1912-8-22 s.n. Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC151321  Diplacus tricolor Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  CHSC89631  Dipsacus fullonum R. Fischer; J. Marr 2004-8-15 372 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along shoreline near Ya-She pond. Along roadside and marsh edges. 1010 Comment
  SEINET3218829 Image available Disporum hookeri var. trachyandrum C. W. Sharsmith 1966-6-18 7459 Shasta Southeastern Shasta County. Comment
  CAS-BOT-BC136076  Dodecatheon alpinum William A. Dayton 1913-6-14 8280 Shasta E. Fork of Scott River range. 1676 Comment
  POM77101  Dodecatheon alpinum subsp. majus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC35774  Dodecatheon hendersonii Colleen D. Harvey 1982-4-17 6 Shasta Erickson Property, ca. .5 mi w of jct of Deschutes Rd. and Robledo Rd., 1.5 mi n of Palo Cedro. S central portion of Sect. 31. 162 Comment
  UCR7824  Dodecatheon hendersonii Wm. Horn Jr. 1967-2-25 670225- 01 Shasta 5 mi south of Redding and 1 mi west of Highway 99 (Business Interstate 5) 143 Comment
  UC719315  Dodecatheon hendersonii F. G. Meyer 1938-4-3 1327 Shasta 12 mi n Redding; n of Redding Comment
  UCD105703  Dorycnium hirsutum Wm. H. Brooks III 1971-10-28 s.n. Shasta Border of Trinity County, 1-2 miles south of Lewiston. Comment
  JEPS14442  Downingia bacigalupii J. W. Blankinship 1910-6-27 Shasta Anderson Comment
  JEPS14445  Downingia bacigalupii W. L. Jepson 1914-8-10 5747 Shasta Upper Fall River Valley 1036 Comment
  SEINET10972619  Downingia bacigalupii Mary Merello 1993-6-26 Merello 737 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  POM59151  Downingia bacigalupii H. M. Hall, E. B. Babcock 1903-06 4197 Shasta Fall River Springs NE Shasta county; Sierra Nevada Mts. 1067 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
  CHSC68716  Downingia insignis Vernon H. Oswald 1997-5-20 8466 Shasta Gravel road to McArthur Swamp and Big Lake 3.0 mi north of McArthur. 1005 Comment
  UC726433  Downingia montana A. A. Heller 1941-6-26 16237 Shasta 0.5 mi w Buckhorn Lodge; Hatchet Mountain 1066 Comment
  UCR268860  Downingia montana Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31416 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  CAS-BOT-BC238339  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic National Park. On level area below summit rocks to near tip of peak. Summit area of Lassen Peak 3169 Comment
  CAS-BOT-BC42081  Draba aureola George W. Gillett 1953-7-16 279 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3048 Comment
  RSA115246  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic Nat l Park, on area south of 1915 Black Dacite flow, on level area below summit rocks to near tip of peak, summit area of Lassen park 3171 Comment
  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
  UC1553580  Draba howellii E. Dean 1988-7-11 113 Shasta w side Castle Dome , w side Castle Dome (Castle Crags) 1493 Comment
  HSC103527  Draba verna Thomas W. Nelson, Jane Nelson 1992-5-21 8908 Shasta Milville Plains, along Dersch Rd. at junction with Milville Plains Road 183 Comment
  POM370131  Draba verna J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9591 Shasta State Route 36, 3.2 miles from the Trinity Co line. 915 Comment
  JEPS128448  Draperia systyla Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -047 Shasta Packers Bay, north shore of Shasta Lake, west of I-5. Comment
  CAS-BOT-BC159430  Drymocallis glandulosa var. glandulosa Alice Eastwood 1912-6-29 832 Shasta Goose Valley Comment
  HSC45446  Drymocallis glandulosa var. reflexa M. Alcasas 1978-5-14 84 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, beside camp 861 Comment
  UC860711  Drymocallis hansenii Alice Eastwood June 29, 1912- July 11, 1912 834 Shasta Goose Valley Comment
  CAS-BOT-BC159324  Drymocallis lactea var. lactea Alice Eastwood 1912-8-22 1876 Shasta Morgans Springs, Lassen Butte Region Comment
  JEPS96844  Dulichium arundinaceum Dean W. Taylor 1999-8-13 17331 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  OBI17240  Dysphania botrys Robert F. Hoover 1968-5-28 11119 Shasta Stillwater Crk E of Redding Comment
  UCD80267  Eleocharis acicularis var. acicularis CNPS SN Foothill Team 2006-5-8 SNFN 0362 Shasta Shasta Land Trust Easement, in the southern portion of the Swede Creek Plains, on the Hathaway Ranch. 263 Comment
  CAS-BOT-BC112765  Eleocharis macrostachya Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13236 Shasta Moist flood-plain of stream, 3 miles NE of Redding. Comment
  JEPS100708  Eleocharis obtusa Dean W. Taylor 1990-8-21 11468 Shasta Clark Creek, along a minor unnamed tributary about 0.5 miles W of Bosworth Meadow 1402 Comment
  SEINET7586853 Image available Eleocharis palustris George W. Gillett 1957-8-4 977 Shasta Area west of Lily Pond, near the museum in the Manzanita Lake area. 1783 Comment
  JEPS64133  Eleocharis parishii B. C. Goldsmith 1916-7-13 4 Shasta Castle Rock, Sacramento River Comment
  CAS-BOT-BC112077  Eleocharis quinqueflora Roxana S. Ferris; Laura Lorraine 1941-8-10 10457 Shasta Lassen National Park, upper meadows of King's Creek. 2240 Comment
  JEPS64020  Eleocharis radicans J. W. Blankinship 1909-9-3 Shasta Redding 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
  SEINET10558298  Elymus condensatus Charles L. Hitchcock 1940-5-25 Hitchcock 6582 Shasta Below PIt Dam, power plant, 2 miles west of Fall River Mills. 1341 Comment
  HSC100218  Elymus elymoides J. P. Smith 2010-6-24 12956 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  JEPS105653  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
  JEPS100929  Elymus elymoides subsp. elymoides Dean W. Taylor 1975-8-24 5380 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2563 Comment
  JEPS28324  Elymus elymoides subsp. elymoides George W. Gillett 1957-7-12 738 Shasta Crescent Crater Lassen Volcanic National Park (summit/margin, in breach) 2438 Comment
  UC144808  Elymus glaucus A. A. Heller 1905-5-29 7886 Shasta near Redding Comment
  UCD62326  Elymus glaucus A. A. Beetle 1941-6-30 2909 Shasta Lassen National Forest. Along Hat Creek 10 miles northeast of Manzanita Lake. 609 Comment
  UC1037129  Elymus multisetus Leo Whitney 1935-6-20 3254 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 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
  CAS-BOT-BC392229  Enemion stipitatum Ellsworth Bethel 1923-4-20 s.n. Shasta Burney Comment
  POM213999  Epilobium anagallidifolium H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen; Emerald Lake. 2400 Comment
  POM46330B  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 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
  UC1036281  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta above hwy near hot springs; Lassen Volcanic National Park, Vicinity of Sulphur Works 2118 Comment
  CHSC63344  Epilobium minutum Vernon H. Oswald; L. Ahart 1994-6-14 6275 Shasta Forest Rd. 25, 5.4 mi W of Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek. On a high bank above the creek. 1234 Comment
  JEPS120241  Epilobium oreganum Julie Kierstead Nelson with Zack Voigtman 2012-8-20 2012 -085 Shasta Boy Scout pond, Headwaters of N Fork Beegum Creek Comment
  OBI12146  Epilobium pallidum Robert F. Hoover 1968-5-28 11124 Shasta Clough Crk at Old Alturas Rd Comment
  UC57354  Epilobium pallidum H. M. Hall and E. B. Babcock June, 1903 4180 Shasta Fall River Springs Sierra Nevada Mountains (ne Shasta Co.) 1066 Comment
  UCD80487  Epilobium pallidum CNPS SN Foothill Team 2006-5-15 SNFN 0305 b Shasta Shasta Land Trust Easement, in the central eastern portion of the Cow Creek Ranch, 50 m southwest of the Lion's Flat Road on the ridge. 461 Comment
  CHSC118574  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21408 Shasta Bottom and sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  UCD106908  Epilobium torreyi Walter R. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  JEPS96816  Epipactis gigantea Dean W. Taylor 1993-6-15 13644 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  JEPS121381  Equisetum X ferrissii Peter F. Zika 2012-5-15 25858 Shasta 0.5 km E of Sundial Bridge, Redding Comment
  UC1925908  Equisetum arvense Harold and Virginia Bailey 1948-8-27 2905 c Shasta Lassen Volcanic National Park, Hat Creek, near crossing of Badger Flat Road. 1920 Comment
  CAS-BOT-BC56965  Equisetum arvense Hans Leschke 1960-9-7 1790 Shasta Lassen Volcanic National Park, park boundary north of Willow Lake 1661 Comment
  CDA42485  Equisetum arvense W. S. Wilkinson 1928-6-7 s.n. Shasta About 1 mile north of Redding; near river. 0 Comment
  CHSC66140  Equisetum telmateia subsp. braunii Vernon H. Oswald 1996-5-30 7684 Shasta East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27) at Salt Creek Bridge, 13.7 mi E of the McCloud River Bridge. 457 Comment
  CAS-BOT-BC204619  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 198 a Shasta Anderson (2 mi. N. of) 131 Comment
  CHSC89702  Eriastrum signatum R. Fischer; J. Marr 2004-8-15 380 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail just W of camp 7. 1011 Comment
  UC1558204  Ericameria bloomeri Harold and Virginia Bailey 1948-8-27 2863 Shasta Badger Flat Lassen Volcanic Park. Badger Flat 1920 Comment
  UC86506  Ericameria bloomeri Mrs. R. M. Austin 1896-7-1 350 Shasta Lassens Peak Comment
  LA82947  Ericameria greenei O. H. Kappler; 1949-7-27 2001 Shasta Laseen Park, along road from N 1523 Comment
  CAS-BOT-BC298852  Ericameria nauseosa S. Cooper Smith 1942-10-11 42 -2 Shasta On Highway 99 S of Weed, Shasta Forest 1158 Comment
  CAS-BOT-BC298125  Ericameria nauseosa var. oreophila E. R. Johnson 1928-8-31 s.n. Shasta Big Valley S of Lookout Comment
  HSC5329  Ericameria nauseosa var. speciosa D. E. Anderson 1962-8-5 2319 Shasta Hat Creek Park Comment
  UC1119832  Ericameria nauseosa var. speciosa A. E. Wieslander, A. Lewis 1933-10-11 342 Shasta Head of Sawpit Gulch; Weaverville 1066 Comment
  UC484105  Ericameria nauseosa var. speciosa E. R. Johnson 1928-8-31 Shasta Fall River Valley Comment
  CAS-BOT-BC299456  Ericameria nauseosa var. speciosa William A. Dayton 1913-10-22 17523 Shasta Ash Creek Range 1219 Comment
  UC894842  Ericameria parryi var. latior E. G. Anderson 1935-8-29 Shasta Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  CHSC71856  Erigeron annuus Vernon H. Oswald; Lowell Ahart 1998-9-8 9565 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  UC1584578  Erigeron annuus Dean W. Taylor 1990-8-21 11470 Shasta along a minor unnamed tributary of Clark Creek; Cascades, Clark Creek Comment
  HSC28858  Erigeron bloomeri var. bloomeri D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19147 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC468920  Erigeron divergens Franklin P. Nutting Shasta Little Hot Springs Valley, n California Little Hot Springs Valley Comment
  CHSC86954  Erigeron eatonii var. plantagineus L. P. Janeway 2001-6-21 7209 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  CHSC60316  Erigeron elegantulus Mary Ann Showers 1992-6-27 2613 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  UC485794  Erigeron glacialis var. glacialis H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen, Kings Creek Meadow 2225 Comment
  CHSC118355  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 2015-6-18 21551 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction with Forest Road 32N24 1590 Comment
  CAS-BOT-BC300081  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta On Hat Creek, ca. 20 miles west of Falls River Mills Comment
  RSA748772  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
  UC455942  Eriodictyon californicum I. J. Condit 1911-8-5 Shasta Castella Comment
  SEINET10497047  Eriodictyon californicum Jones 1985-5-12 Jones 78 Shasta T29n,r8w,sec.1; 2.5 miles e of platina on co rd. A16, chapparal habitat Comment
  UCR255880  Eriogonum Greg de Nevers 2001-7-25 12617 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  SACT000011  Eriogonum heracleoides 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
  UC912843  Eriogonum luteolum var. luteolum Alice Eastwood 1912-7-25 1413 Shasta Pitt to Baird Comment
  UC1543738  Eriogonum marifolium Harold and Virginia Bailey 1948-8-25 3034 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1543741  Eriogonum marifolium Harold and Virginia Bailey 1948-8-27 2944 a Shasta Lassen Peak trail Lassen Volcanic National Park 2590 Comment
  RSA0022218  Eriogonum marifolium D. W. Stevens, W. E. Sawyer 1979-8-20 699 Shasta Lassen National Park. Mt. Lassen. Comment
  CAS-BOT-BC263322  Eriogonum marifolium var. marifolium Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park 2042 Comment
  CHSC27927  Eriogonum marifolium var. marifolium M. S. Taylor 1975-7-16 844 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2133 Comment
  JEPS105156  Eriogonum nudum var. pubiflorum Dean W. Taylor 1993-7-9 13830 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  SBBG1571  Eriogonum nudum var. pubiflorum H. and M. Dearing 1939-6-16 3655 Shasta 22 mi W of Redding Comment
  CAS-BOT-BC272460  Eriogonum nudum var. pubiflorum A. A. Heller 1915-7-14 12076 Shasta Near Butters ranch on the Pacific Highway about 15 miles south of Delta Comment
  UCD100655  Eriogonum nudum var. westonii William Moon 1960-7-28 s.n. Shasta 4.7 miles south Castle Crags State Park entrance. Along Sacramento River. Comment
  UC604398  Eriogonum pyrolifolium Herbert McLean Evans 1922-1 Shasta Lassen Peak 2743 Comment
  SBBG19465  Eriogonum pyrolifolium J. A. Lowery -Aug-1962 20 Shasta Mt Lassen Nat Park 1828 Comment
  UC54218  Eriogonum sphaerocephalum var. halimioides H. M. Hall and E. B. Babcock June 1903 4253 Shasta Pit River Valley Sierra Nevada Mountains, Pit River Valley 1066 Comment
  CAS-BOT-BC262751  Eriogonum strictum var. anserinum Alice Eastwood; John Thomas Howell 1940-6-11 7919 Shasta Near Fall River Mills Comment
  CAS-BOT-BC267511  Eriogonum umbellatum A. H. Kramer 1930-7-25 s.n. Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC267515  Eriogonum umbellatum L. N. Lorenzen No date on label 5 Shasta Shasta National Forest. Van Brennan's Wells 1440 Comment
  UC1735862  Eriogonum umbellatum var. dumosum Dean W. Taylor 1992-6-17 12785 Shasta Little Shoeinhorse Mountain, Pit River watershed 1600 Comment
  UC849383  Eriogonum umbellatum var. dumosum Alice Eastwood 1912-7-24 1375 Shasta river bed, Castella Castella Comment
  JEPS28577  Eriogonum umbellatum var. modocense George W. Gillett 1957-7-11 722 Shasta above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 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
  RSA420582  Eriogonum umbellatum var. polyanthum Edwin Kline 1926-12 s.n. Shasta near Redding Comment
  UC912748  Eriogonum ursinum C. Epling and Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Upper King's Creek Mt. Lassen, Upper King's Creek Comment
  CAS-BOT-BC262275  Eriogonum ursinum Hans Leschke 1959-8-8 1637 Shasta Lassen Volcanic National Park. Betw. Bumpas [Bumpass] Hell & Cold Boiling Lake 2407 Comment
  CAS-BOT-BC264147  Eriogonum vimineum Alice Eastwood 1912-7-1 807 Shasta Burney Falls Comment
  CHSC88771  Eriogonum vimineum R. Fischer 2004-7-2 286 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Collected at edge of Lava Springs Trail just w. Camp 7. 1010 Comment
  UC336229  Eriophyllum confertiflorum var. confertiflorum unknown 1874-9-1 Shasta near Lassen's Peak Comment
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May 23 2013
  HSC38729  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1975-6-23 8313 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  OBI63043  Eriophyllum lanatum David J. Keil 2004-7-10 30308 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  UC1873019  Eriophyllum lanatum David Keil 2004-7-10 30308 Shasta Along California Route 44 E of old station. Lassen National Forest. Comment
  CHSC96282  Eriophyllum lanatum var. achilleoides R. Fischer 2006-5-15 930 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from an open juniper woods near a volcanic boulder outcrop on an east facing slope above lower Big Lake. 1024 Comment
  RSA113328  Eriophyllum lanatum var. achilleoides E. K. Balls, Lee W. Lenz 1956-6-19 21818 Shasta Hat Creek, 20.5 miles SE along State Hwy 89 from crossroads with Hwy 299, 976 Comment
  CHSC118561  Eriophyllum lanatum var. grandiflorum Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21397 Shasta A little east of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  UC336223  Eriophyllum lanatum var. grandiflorum unknown 1876-1-1 Shasta Lassen's Peak Comment
  UC507120  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-6-21 E 88 Shasta 2 mi s Hazel Creek 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-BC301443  Eriophyllum lanatum var. grandiflorum William A. Dayton 1913-7-25 405 Shasta Shasta National Forest, Trinity Mountain 1280 Comment
  CAS-BOT-BC301469  Eriophyllum lanatum var. integrifolium A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  UC1952528  Erodium brachycarpum Richard R. Halse 2007-3-22 7102 Shasta Along Gibson Road (Exit 714 off of Interstate Hwy 5) ca. 0.7 mi from I-5 above the Sacramento River 417 Comment
  CHSC54860  Eryngium alismifolium Vernon H. Oswald 1991-9-1 4860 Shasta Pond on Table Mtn, ca. 1.3 mi (air) north north-east of Manzanita Lake Entrance Station to Lassen Park, ca. 0.25 miles southeast of the microwave site on the mountain, just west of the boundary of Lassen Park. 2019 Comment
  JEPS16991  Eryngium articulatum J. W. Blankinship 1910-6-25 Shasta Redding Comment
  JEPS16994  Eryngium articulatum W. L. Jepson 1914-8-10 5756 Shasta Upper Fall River Valley 1036 Comment
  SD58306  Eryngium articulatum W. L. Jepson 1940-7-4 20140 Shasta Palocedro 135 Comment
  SD64432  Eryngium articulatum Darley F. Howe 1966-8-28 4311 Shasta 5.0 miles north of Highway 299 on Highway 89. Comment
  CHSC34090  Eryngium mathiasiae J. D. Prouty 1981-7-20 1245 Shasta Ca. 9 mi. n. of McArthur 1051 Comment
  CHSC88763  Eryngium mathiasiae R. Fischer 2004-7-7 278 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. In dry vernal pools of the grazing land of old McArthur Swamp. Located off access rd. to ALSSP between McArthur and Rat Farm. 1008 Comment
  SEINET12005812  Erysimum asperum J. I. Mallory 1961-1 216 Shasta 1 mi S of Burney 975 Comment
  CAS-BOT-BC54554  Erysimum capitatum Alice Eastwood 1912-7-12 1035 Shasta Burney Butte. Comment
  CHSC25750  Erysimum capitatum var. capitatum John Steiner 1977-6-9 60 Shasta Lassen Volcanic National Park. On s face of Diamond Peak, 3 km e of Brokeoff Mountain. 2195 Comment
  OBI77280  Erysimum capitatum var. capitatum Anthony Baniaga 2011-6-17 355 Shasta Lassen NF. Hat Crk rim, near intersection of 22 (35N10) and 34N65. Murken Bench quad T35N R5E sec 35 SW of SW 1393 Comment
  HSC23373  Erysimum capitatum var. capitatum G. Strausbaugh 1970-6-21 150 Shasta Near summit of Buckhorn Bally, 3.1 mi. from Hwy. 299 W, 19.5 mi. E of Douglas City 1463 Comment
  CHSC43157  Erythranthe bicolor R. A. Schlising 1980-5-19 3592 a Shasta E of Redding and Ingot, 3.0 mi s of jct Hwy 299, on Buzzard Roost Road. Comment
  CHSC59608  Erythranthe guttata Lorna K. Lilly 1989-4-17 10 Shasta Ca. 3.1 mi w of Dry Creek, 2.6 mi s of Redding on Old Alturas Road, 3.1 mi s of Bella Vista. 146 Comment
  CHSC63353  Erythranthe linearifolia Vernon H. Oswald; Lowell Ahart 1994-6-14 6277 Shasta 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
  JEPS123358  Erythranthe taylorii Kevin Heidel 2015-3-17 7 Shasta Pacific Crest Trail east of Cabin Creek bridge, south of McCloud, CA. Girard Ridge 7.5' Q. Comment
  JEPS123486  Erythranthe taylorii Len Lindstrand III 2014-4-17 s.n. Shasta Potem Creek Falls. Trail from Fenders Ferry Road (USFS 34N17) to Potem Creek Falls. Devils Rock 7.5' USGS quadrangle. Comment
  UC1736599  Erythranthe taylorii Dean W. Taylor 1993-4-30 13382 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
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Aug 29 2013
  UCR84857  Erythranthe taylorii D. W. Taylor, J. R. Shevock 1993-5-1 13405 Shasta Cascade Ranges, south end of Gray Rocks, Squaw Creek watershed, Shasta Lake Region 854 Comment
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Aug 29 2013
  CHSC110663  Erythranthe taylorii Dean Wm. Taylor; James R. Shevock 1993-5-1 13405 Shasta S end Gray Rocks, Squaw Creek watershed, Shasta Lake region. 853 Comment
  HSC96069  Erythronium citrinum var. roderickii Martin J. Lenz 2005-4-20 1562 Shasta Near Boulder Creek 2 mi. W of Gibson CalTrans Maintenance Station 922 Comment
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Jul 16 2015
  JEPS112847  Erythronium multiscapideum Dean W. Taylor 1993-4-16 13357 Shasta Shingle Creek; 0.5 miles E of Midway (ca. 0.2 mi W of PG&E natural gas pipeline). 670 Comment
  UC143421  Erythronium purpurascens Mrs. R. M. Austin Aug. 1896 531 Shasta Lassens Peak Comment
  CAS-BOT-BC504368  Erythronium purpurascens Ella Dales Cantelow 1939-6-10 2577 Shasta King Creek Meadows, Mt. Lassen National Park 2255 Comment
  JEPS123346  Erythronium shastense Sarah Tona 2015-3-13 5 Shasta Limestone outcrop north of Ellery Creek and 0.6 mile west of the Upper McCloud arm at Shasta Lake. Hanland Peak, 7.5' Q. Comment
  JEPS123347  Erythronium shastense Len Lindstrand III 2015-2-24 21220 Shasta Jennings Creek, above Gilman Road, Shasta Lake. Bollibokka Mountain, 7.5' Q. Comment
  HSC104364  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south of Curl Creek 707 Comment
  UCR11250  Eschscholzia caespitosa Wm. Horn Jr. 1967-4-9 670409- 01 Shasta Anderson, immediately south of Pinon Ave. 100 Yards west of Hwy 99 (Business interstate 5) 152 Comment
  CAS-BOT-BC403668  Eschscholzia californica Alice Eastwood 1912-7-25 1408 Shasta Pitt to Baird Comment
  UC144484  Eschscholzia californica A. A. Heller 1905-5-30 7903 Shasta near Redding 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
  SBBG4013  Euphorbia crenulata H. and M. Dearing 1938-6-27 2151 Shasta near Manzanita entrance to Lassen Nat Park Comment
  SJSU1574  Euphorbia crenulata C. W. Sharsmith 1954-6-25 6209 Shasta Viola 1341 Comment
  UC17640  Euphorbia crenulata M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  RSA599361  Euphorbia nutans L. C. Wheeler 1958-8-25 7442 Shasta Ca. 5 miles south of Redding. Comment
  CDA19206  Euphorbia oblongata G. Kleis 2001-5-1 PDR 914722 Shasta Sacramento Valley; Redding Arboretum, Quartz Hill Rd., Redding. 0 Comment
  SEINET7062915  Euphorbia spathulata A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  UCD83795  Fallopia convolvulus Dan Marcum 2009-7-6 s. n. Shasta Central part of county, Montgomery Creek. 670 Comment
  RSA0089878  Fallopia japonica Dean Wm. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 321 Comment
  UCR206942  Festuca George K. Helmkamp, E. A. Helmkamp 2009-6-11 14963 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  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
  CDA13505  Festuca idahoensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13330 Shasta Lassen National Forest; Small colonies in dry understory of white fir forest along Hwy 88 near intersection of USFS S16. Perennial, fairly common here. Comment
  JEPS120923  Festuca myuros Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18784 Shasta Along the fence on the W side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CHSC93097  Festuca occidentalis R. Fischer 2005-5-22 492 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing along main park road between Crystal Springs and Ya-She. 1008 Comment
  UCD66342  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  UC2046862  Festuca trachyphylla R. E. Brainerd with N. Otting 2013-7-9 2178 Shasta Shasta County: Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. Comment
  LA207704  Frangula californica Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Lava Lake Comment
  CAS-BOT-BC53408  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta W. side of Sacramento River, just So. of Castle Creek 609 Comment
  UCD112754  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta west side of Sacramento River, just south of Castle Creek. 609 Comment
  CAS-BOT-BC53897  Frangula californica subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta Near Redding 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
  CHSC89643  Frangula rubra R. Fischer 2004-7-4 327 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Lava Springs Trail between Camp 7 and Crystal Springs. 1010 Comment
  HSC30201  Frangula rubra D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19088 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  SD22837  Frangula rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. No. of Mears Creek 609 Comment
  HSC101568  Frangula rubra subsp. obtusissima J. P. Smith, J. O. Sawyer 2010-5-7 12840 Shasta Shasta-Trinity National Forest. Along Road 37N21 at bridge on Hazel Creek. 507 Comment
  CAS-BOT-BC59586  Frangula rubra subsp. rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. no. of Mears Creek 609 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-BC223576  Fraxinus latifolia Doris K. Kildale; J. W. Gillespie 1929-6-22 8021 Shasta Salt Creek, 36 mi. south of Dunsmuir Comment
  HSC16193  Fraxinus latifolia R. G. Means 1962-7-6 86 Shasta 0.6mi S of Rte. A-19, Hwy. 89 945 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
  UCR90880  Fritillaria atropurpurea Kathy Harper, Dane Karr 1994-6-17 s.n. Shasta Lassen Volcanic National Park: trail along Hat Creek from I-89 at Hat Lake to Paradise Meadows 2287 Comment
  CAS-BOT-BC504583  Fritillaria atropurpurea Alice Eastwood 1912-6-29 854 Shasta Goose Valley Comment
  CAS-BOT-BC130323  Fritillaria eastwoodiae Dean Wm. Taylor; Glenn L. Clifton; Jim Andre 1990-4-25 10678 Shasta Ponderosa Way ca. 0.5 miles S of South Cow Creek, upslope from road to border of right-of-way of PG&E Natural Gas pipeline 853 Comment
  UC1213806  Fritillaria recurva Jean Langenheim 1957-5-18 4335 Shasta Sweetbriar Creek Comment
  CDA40530  Froelichia gracilis Adam Davy 2013-11-18 PDR# 450 P06001980 Shasta Redding; Collyer and Twin Tower Roads. 0 Comment
  HSC46259  Galium aparine Sheila Logan 1978-5-13 156 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC40190  Galium bolanderi Thomas W. Nelson, Jane P. Nelson 1976-8-1 3152 Shasta Along Hwy. 44, 2 mi. E of Shingletown Comment
  JEPS52653  Galium bolanderi Lauramay T. Dempster 1964-7-25 4055 Shasta along Hwy 299 at 3000 ft. marker (just s of Hillcrest) 914 Comment
  JEPS72985  Galium trifidum var. pacificum Lauramay T. Dempster 1973-7-21 4445 Shasta 4.9 mi from Castle Crag Station (along Soda Creek Rd, near Siskiyou Co. boundary) Comment
  OBI38308  Garrya elliptica Robert J. Rodin 1971-8-20 8590 Shasta Slate Crk, 22 mi N of Redding on hwy 99; just N of Shasta Lake Comment
  POM260110  Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta 3 miles east of Redding. 152 Comment
  CHSC93207  Gayophytum diffusum subsp. parviflorum R. Fischer 2005-7-16 550 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from Spatter Cone Trail. 1048 Comment
  CHSC93342  Gayophytum diffusum subsp. parviflorum R. Fischer 2005-7-16 550 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from Spatter Cone Trail. 1048 Comment
  JEPS27533  Gayophytum humile W. L. Jepson 1927-6-22 12293 Shasta Hot Springs Valley Lassen Peak 1828 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
  SEINET10688631  Genista monspessulana Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 169 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. 349 Comment
  HSC48494  Geranium pusillum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9679 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CHSC88800  Geum macrophyllum R. Fischer 2004-7-3 305 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at edge of mdw. at n. end of Big Lake, western shore. 1008 Comment
  CAS-BOT-BC459367  Geum macrophyllum Alice Eastwood 1912-8-22 1911 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  CAS-BOT-BC459349  Geum pentapetalum Frederick W. Coe, M. D. 1952-7-19 s.n. Shasta Ahjumawi State Park 914 Comment
  RSA469332  Gilia capitata Christopher Davidson 1975-6-4 2643 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  UC23448  Gilia capitata subsp. capitata M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC123840  Gilia tenuisecta Amos Arthur Heller 1905-5-30 7898 Shasta Near Redding Comment
  UC764578  Githopsis specularioides R. F. Hoover 1937-5-19 2279 Shasta 7 mi from Redding (on Alturas highway) Comment
  HSC73410  Githopsis specularioides B. Potter, L. Sieburth, Susan Ahrens 1981-5-9 684 Shasta Harrison Gulch 1/2 mi. NW of Hwy. 36 820 Comment
  SEINET10464575  Githopsis specularioides Alice Eastwood 1912-6-28 Eastwood 697 Shasta Burney Comment
  CAS-BOT-BC283884  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Along Dome Creek, junction with the Sacramento River, Castle Crag Comment
  RSA170248  Glyceria declinata A. A. Beetle 1946-5-19 4276 Shasta Junction of Boulder Creek and Sacramento River, 18 miles south of Dunsmuir. Comment
  CDA20389  Gnaphalium californicum K. Martyn 2002-5-21 PDR P 083300 Shasta Northern California; Southbound I-5 & Hwy 299E on-ramp. 0 Comment
  CAS-BOT-BC307466  Gnaphalium palustre George W. Gillett 1957-7-9 699 Shasta Confluence of Hat Creek and Lost Creek north of Park about 2 miles osuth of Big Springs, Lassen Volcanic National Park 1524 Comment
  HSC41143  Goodyera oblongifolia Thomas W. Nelson, Jane P. Nelson 1976-8-2 3096 Shasta Along S side of Hwy. 44. 7.2 mi. E of Shingletown, CA. Comment
  RSA768306  Gratiola neglecta Justin M. Wood 2010-9-1 2510 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CAS-BOT-BC314623  Grindelia hirsutula Alice Eastwood 1912-7-13 1050 Shasta Burney Comment
  UC1118577  Grindelia hirsutula P. L. Johannsen 1932-6-14 131 Shasta Stillwater Plains 1 mi w of Cow Creek Redding Quadrangle, Stillwater Plains 152 Comment
  JEPS106497  Hackelia bella L. P. Janeway 2001-5-28 7054 Shasta Klamath Ranges. Near top of Brushy Mountain (ridge); along Road 29N28 1.9 km north of junction of Roads 30 & 35 (and the junction of Shasta, Tehama, & Trinity County lines) 1550 Comment
  CHSC156  Hackelia californica M. Underhill 1952-6-22 Shasta Mountains. 1371 Comment
  UC1186467  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60186 Shasta 10 mi ne of n entrance to Lassen National Park (10 mi sw of Hwy 89); Bunch Grass Public Camp 2133 Comment
  RSA148806  Hackelia californica I. L. Wiggins, Dorothy Wiggins 1961-6-16 16537 Shasta 8.2 mi. NE of E entrance to Lassen Nat l Park, on Highway 89. Comment
  RSA151933  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60186 Shasta At Bunch Grass Public Camp 10 miles southwest of Highway 89 and ca. 10 miles northeast of north entrance to Lassen National Park. 2134 Comment
  UC78797  Hackelia nervosa Mrs. R. M. Austin July 1896 359 Shasta Lassens Peak; Kings Valley Comment
  JEPS84353  Harmonia stebbinsii E. Dean 1988-7-8 103 Shasta Rd. 29N28 0.1 mi s jct with 29N43 (border of Trinity and Shasta Counties); Brushy Mtn. area Comment
  JEPS62099  Hastingsia alba J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  UC157788  Hastingsia alba Milo S. Baker 1898-8-22 562 Shasta Bear Valley Mountains Comment
  CAS-BOT-BC504587  Hastingsia alba Ellsworth Bethel 1923-6-18 s.n. Shasta Sacramento River, near Bella Comment
  CAS-BOT-BC504590  Hastingsia alba Marian L. Campbell 1921-7-26 s.n. Shasta Near Castella Comment
  POM169140  Hastingsia alba H. M. Hall, E. B. Babcock 1903-06 4022 Shasta Upper Sacramento River 457 Comment
  CHSC82688  Hastingsia serpentinicola L. P. Janeway 2001-7-8 7273 Shasta Klamath Ranges. Regan Meadow; about 4.8 km north of Pony Buck Peak; head of northwestern side drainage of Middle Fork Beegum Creek. 1330 Comment
  SBBG19481  Helenium bigelovii J. A. Lowery -Aug-1962 24 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CAS-BOT-BC306533  Helenium bigelovii Marian L. Campbell 1921-7-26 s.n. Shasta Sims, Sacramento River Comment
  UC1608352  Helianthella californica subsp. nevadensis J. Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta Lake Ranger Dist. 365 Comment
  UC32254  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  UC2026969  Helianthella californica var. nevadensis Anthony Baniaga 2011-6-19 378 Shasta Lassen National Forest. W of 89, on unnamed dirt road, ca. 3 mi S of 299. Old Station quad. T33 R5E sec 21 SE of SE 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
  JEPS100805  Helianthus exilis Dean W. Taylor 1993-7-9 13854 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  UCD133059  Hemizonella minima G. F. Hrusa; T. D. Wilfred 1996-6-11 13018 Shasta E side of Hwy 89, approx. 0.5 mile N of Old Station Trailer Park and between USFS N99 and N91. 1386 Comment
  UCD14998  Hemizonella minima John M. Tucker 1970-5-3 4186 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing. 914 Comment
  CAS-BOT-BC313442  Hemizonella minima H. M. Hall; E. B. Babcock 1903-6-1 4224 Shasta Between Dana and Day, Lava beds of North-eastern Shasta County, Sierra Nevada Mountains 1219 Comment
  SEINET7073011  Hemizonia fitchii A. G. Vestal 1963-5-31 s.n. Shasta On the edge of the valley about 3.8 miles northeast of Balls Ferry on Halls Lane Road in the Sacramento River Valley. UTM Zone 10, 564703mE, 4479021mN. Coordinate datum: NAD27. Comment
  POM203069  Hemizonia lobbii J. T. Howell 1934-7-5 12426 Shasta 4 miles SW of Fall River Mills. Comment
  SEINET3245762  Heracleum lanatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15019 Shasta Southern Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  CHSC79490  Herniaria hirsuta subsp. hirsuta G. F. Hrusa 1996-4-30 12901 Shasta Upper Sacramento Valley. At edge of dirt road along Gover Ditch. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  CHSC105700  Hesperevax acaulis var. acaulis Julie Kierstead Nelson 2006-5-10 2006 -008 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  SD40689  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 Comment
  SD40691  Hesperocyparis macnabiana Carl B. Wolf 1931-8-31 Shasta 1 mile out of Whiskeytown on road to Redding 305 Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  SEINET10460710  Heterocodon rariflorum Howell 1934-7-5 Howell 12422 Shasta BURNEY Comment
  CAS-BOT-BC149825  Heteromeles arbutifolia L. E. Smith 1913-6-19 370 Shasta [Kennet] Kennett Comment
  OBI77299  Heterotheca villosa Anthony Baniaga 2011-6-19 380 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1303 Comment
  SEINET188351  Heuchera micrantha C. L. Hitchcock 1940-5-20 6481 Shasta 25 mi E of Redding Comment
  UC1736185  Heuchera micrantha var. micrantha Dean W. Taylor 1993-6-16 13676 Shasta headwaters Jerusalem Cr, ca. 1 mile S Bully Choop Mountain 1493 Comment
  CAS-BOT-BC319669  Hieracium albiflorum Alice Eastwood 1922-10-18 11527 Shasta Shasta Springs Comment
  HSC75067  Hieracium albiflorum J. P. Smith, Thomas W. Nelson 1978-7-23 10063 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  RSA0014255  Hieracium albiflorum Justin M. Wood 2010-9-2 2547 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC897792  Hieracium albiflorum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  CAS-BOT-BC319661  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Noble Pass, northeast corner of th park, Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC319665  Hieracium albiflorum L. E. Smith 1914-6-25 726 Shasta Kennet 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-BC318525  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1798 Comment
  UC1558232  Hieracium horridum Harold and Virginia Bailey 1948-8-27 2859 Shasta Devastated area Lassen Volcanic National Park 1828 Comment
  UCD67757  Hieracium horridum Collector unknown 1996-9-7 Shasta Lassen Volcanic National Park. Perennial plant communities in dry rock crevices and rocky slopes at Bumpass Hell trail. 2580 Comment
  POM52572  Hieracium scouleri H. M. Hall, E. B. Babcock 1903-06 4225 Shasta lava beds of Northeastern Shasta County. 1219 Comment
  SEINET11847486  Hieracium scouleri var. nudicaule H. M. Hall, Babcock, E. B. 1903-1 4225 Shasta Sierra Nevada Mountains, NE Shasta Co 1219 Comment
  CHSC65542  Hieracium scouleri var. scouleri Vernon H. Oswald 1991-10-9 4881 Shasta Lassen Volcanic Park. Nobles Emigrant Trail along the base slopes on the east edge of Raker Peak, ca. 1.5 miles north of Hat Lake. 1920 Comment
  UC1036225  Hieracium triste George W. Gillett 1953-8-21 338 Shasta 0.25 mi below Summit Lake; Lassen Volcanic National Park. Trail to Corral Meadow 2011 Comment
  CAS-BOT-BC312971  Hieracium triste W. R. Ernst 1957-8-10 202 Shasta Mt. Lassen National Volcanic Park. Trailside about 0.5 mile off the Lassen Peak Highway on the Kings Creek Falls trail Comment
  UC874289  Hippuris vulgaris C. L. Hitchcock 1940-5-24 6575 Shasta on Hat Creek ca. 20 mi. w. Fall River Mills; Hat Creek Comment
  RSA0049752  Holosteum umbellatum subsp. umbellatum Dean Wm. Taylor 2013-4-25 21338 Shasta Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  UCD83793  Holosteum umbellatum subsp. umbellatum Dan Marcum 2010-4-26 s. n. Shasta Fall River Valley. 1005 Comment
  CAS-BOT-BC311746  Holozonia filipes James McMurphy 1914-6-10 s.n. Shasta Coram Comment
  SEINET10528775  Hookera californica A. Arthur Heller 1905-5-25 Heller 7844 Shasta Redding, Cal. Comment
  CAS-BOT-BC284738  Hordeum jubatum Lewis S. Rose 1945-9-1 45191 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  HSC101637  Hordeum marinum subsp. gussoneanum J. P. Smith 2010-6-25 12962 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  HSC37561  Hordeum marinum subsp. gussoneanum A. M. Montalvo, J. D. Ackerman 1975-7-17 566 Shasta Harrison Gulch Campground, Basin Gulch Recreation Area. 793 Comment
  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
  CDA13033  Horkelia fusca subsp. parviflora G. F. Hrusa, T. D. Wilfred 1996-6-1 12963 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  UC1543856  Horkelia fusca subsp. tenella Harold and Virginia Bailey 1948-8-27 2874 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC144000  Horkelia fusca var. tenella David D. Keck; A. Gustafsson 1938-8-9 4893 Shasta Burney Mtn., 1.5 m. E. of Burney Spring on road to Hat Creek Ranger Station 1490 Comment
  CHSC27873  Horkelia tridentata Robin Ondricek 1978-4-22 19 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 609 Comment
  RSA85215  Horkelia tridentata F. W. Peirson 1932-7-14 10169 Shasta Thousand Lake Basin. 1951 Comment
  UCR206042  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14942 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CAS-BOT-BC536287  Horkelia tridentata var. tridentata H. E. Brown 1897-5-15 263 Shasta Near Pit River Ferry 274 Comment
  CAS-BOT-BC540021  Horkelia tridentata var. tridentata George W. Gillett 1957-7-8 676 Shasta Lassen Volcanic National Park, Lost Creek, 1/4-mile south of burney highway, 5.8 miles northeast of Manzanita Lake Entrance station 1584 Comment
  CAS-BOT-BC206155  Hosackia crassifolia Alice Eastwood 1912-6-29 823 Shasta Goose Valley Comment
  CHSC9256  Hosackia crassifolia G. Strausbaugh 1970-6-21 106 Shasta Near Summit Buckhorn Bally ca. 3.1 mi. s from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  UCD106042  Hosackia pinnata Rimo Bacigalupi 1959-4-23 7033 Shasta Along Moody Creek, near confluence of west fork of Stillwater Creek; along Jones Valley Road about 2 1/2 miles northeast of junction of U.S. Highway 99. 198 Comment
  RSA0025725  Hulsea nana John F. Emmel 1992-7-12 1232 Shasta Thousand Lakes Valley Wild Area; Magee Peak. 2530 Comment
  UCR101767  Humulus lupulus L. C. Wheeler 1958-8-23 7423 Shasta Castella. Castle Creek near mouth Comment
  UC1036267  Hydrophyllum occidentale George W. Gillett 1952-7-11 62 Shasta vicinity Sulphur Works (below buildings); Lassen Volcanic National Park 2133 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
  CAS-BOT-BC410205  Hypericum concinnum John Thomas Howell 1955-6-14 30434 Shasta east of Whiskeytown Comment
  CAS-BOT-BC410216  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  RSA0014260  Hypericum concinnum Justin M. Wood 2010-9-2 2553 Shasta Northwest face of Round Mtn: +/- 1.2 mile northwest of general store (highway 299), just northwest of communication towers along road leading to the peak. 946 Comment
  UC1122114  Hypericum perforatum P. L. Johannsen 1932-6-4 183 Shasta Clear Creek Rd. Weaverville Quad., Clear Creek Rd. Comment
  CAS-BOT-BC401282  Hypericum perforatum L. R. Abrams 1922-8-7 9921 Shasta Mears Creek near Castella Comment
  RSA0094223  Hypericum perforatum subsp. perforatum Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31402 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
  UCD110397  Hypericum perforatum subsp. perforatum M. Vincent 1963-6-8 392 Shasta Honey Run Road. Comment
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Sep 13 2016
  JEPS36537  Hypochaeris glabra J. W. Blankinship 1911-5-11 Shasta 6.5 mi nw of Anderson; Olinda Comment
  JEPS87696  Hypochaeris glabra Vernon H. Oswald and Lowell Ahart 1994-4-27 6131 Shasta Bailey Cove Trail on w. side of McLoud River Arm of Shasta Lake (upper strand of the lake, ca. 1.0 mi. e. (clockwise) of trailhead) 335 Comment
  JEPS3331  Ipomopsis aggregata George Gillett 1952-7-8 61 Shasta 1 mi s Hat Creek Ranger Station (along State Hwy 89, on lave flow); Lassen National Forest Comment
  UC1061688  Ipomopsis congesta George Gillett 1952-8-9 153 Shasta ca 0.33 mi e summit of Lassen Peak (e shoulder of the peak); Lassen Volcanic National Monument 2956 Comment
  UC501428  Ipomopsis congesta Frank W. Peirson 1932-7-12 10201 Shasta s Burney (rim of the Red Crater); 1000-Lake Basin 2072 Comment
  UC1736673  Ipomopsis congesta subsp. congesta Dean W. Taylor 1974-7-31 4893 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  JEPS28575  Ipomopsis congesta subsp. montana George W. Gillett 1957-7-11 716 Shasta above Crater Lake (Chaos Crags); Lassen Volcanic National Park 2072 Comment
  JEPS48747  Iris bracteata J. W. Blankinship 1911-5-13 5 Shasta Coram Comment
  JEPS128832  Iris chrysophylla Julie Kierstead Nelson with Martin Lenz 2017-5-5 2017 -002 Shasta Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21. Comment
  CHSC25130  Iris hartwegii Paul Lyman 1970-4-25 23 Shasta Open Triangle Ranch; Whitmore, north of main irrigation dam. Comment
  RSA136689  Iris macrosiphon Lee W. Lenz, E. K. Balls 1957-5-24 22543 Shasta 3.4 miles west of Platina, State Highway 36, Red Bluff to Alton 671 Comment
  CHSC96199  Iris missouriensis R. Fischer 2006-5-13 965 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located near the main gated entrance, western side, to park on the edge of a white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  JEPS112846  Iris pseudacorus Dean W. Taylor 1993-4-16 13344 Shasta Cottonwood; roadside ditch ca. 0.3 mile E of town of old Highway 99 Comment
  JEPS128426  Iris tenuissima Julie Kierstead Nelson 2015-3-29 2015 -011 Shasta McCloud Arm of Shasta Lake, E Klamath Range; Hirz Bay Road off Gilman Road. Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  JEPS104914  Isoetes bolanderi Dean W. Taylor 1996-8-10 15886 Shasta Tamarack Lake, Trinity Mountains, on S end of the lake Comment
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Jun 15 2007
  CAS-BOT-BC61856  Isoetes nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1817 Shasta Charlie Creek Comment
  CHSC34496  Ivesia gordonii J. D. Jokerst 1981-9-1 1458 Shasta Top of ridge ca. 150 met N of forest service rd where it crests the ridge. Comment
  CHSC89648  Juncus balticus R. Fischer; J. Marr 2004-8-14 358 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end of Big Lake. At water edge. 1008 Comment
  JEPS91280  Juncus capitatus Dean W. Taylor 1987-4-27 8937 B Shasta Gas Point Road 5.5 miles West of Cottonwood, under high-voltange transmission lines 167 Comment
  UCD141450  Juncus dichotomus Peter F. Zika 2010-6-22 24984 Shasta NE side of Panorama Point Road, 0.2 road mile NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  JEPS91267  Juncus digitatus Dean W. Taylor 1993-5-25 13498 Shasta along Hamp Creek, 0.3 miles W of Ponderosa Way 762 Comment
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Mar 18 2009
  UC1945200  Juncus digitatus Peter F. Zika & Carol W. Witham 2007-6-4 23015 Shasta near Shingle Creek, about 5 air km WNW of Shingletown, (Cascade Range Foothills) 660 Comment
  CHSC102928  Juncus effusus subsp. pacificus Peter F. Zika; Julie Nelson 2007-6-3 23011 Shasta Sacramento Valley.East Valley Creek, tributary of Stillwater Creek, near vernal pools, near Encanto Way, 10 air km NE of Redding. 200 Comment
  HSC37559  Juncus effusus subsp. pacificus J. D. Ackerman, A. M. Montalvo 1975-7-17 563 Shasta Sunday Gulch, E of Harrison Gulch, 2.5 mi. W of Platina Comment
  SEINET3872269  Juncus effusus subsp. solutus Peter F. Zika 2010-6-22 24988 Shasta Ne side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges.; 0 130 Comment
  JEPS66998  Juncus ensifolius W. L. Jepson 1940-7-4 20134 Shasta Montgomery Creek 640 Comment
  CAS-BOT-BC110133  Juncus leiospermus var. leiospermus Dean Wm. Taylor; Robert Allen Price 1988-6-1 9710 Shasta Pit River Canyon. Meadow between Goose Valley and Burney Valley. 1249 Comment
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Jul 30 2017
  JEPS121389  Juncus marginatus Peter F. Zika 2011-7-4 25514 Shasta SW side of Locust Road, 0.1 road mile from Barney Road Comment
  JEPS28605  Juncus mertensianus George W. Gillett 1957-7-13 782 Shasta near start trail to Bench Lake; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  RSA70293  Juncus mertensianus F. W. Peirson 1932-7-15 10122 Shasta Shasta County: E slope of Magee, Thousand Lake Basin 2195 Comment
  UCD141878  Juncus mertensianus John Thomas Howell 1960-8-21 36314 Shasta Lassen Loop east of Diamond Peak. Lassen Volcanic National Park. 2225 Comment
  UCD80382  Juncus mexicanus CNPS SN Foothill Team 2006-5-8 SNFN 0363 a Shasta Shasta Land Trust Easement, Hathaway Ranch, Swede Creek Plains Area. 262 Comment
  SD243235  Juncus occidentalis Peter F. Zika 2011-7-4 25517 Shasta Cascade Range Foothills: Old Oregon Road, 1 road mile S of Oasis Road. 199 Comment
  CHSC60462  Juncus orthophyllus Mary Ann Showers 1992-7-19 2709 Shasta Lassen Volcanic National Park. Dersch Meadows. 1950 Comment
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Sep 4 2011
  UC1155013  Juncus oxymeris Richard Spellenberg 1965-6-9 1071 Shasta Castle Crag Sacramento River,near old Soda Creek Road. Comment
  RSA729906  Juncus patens P. F. Zika 2007-6-4 23022 Shasta Ponderosa Way , Bear Creek Ridge, (Cascade Range Foothills) 870 Comment
  UC1149887  Juncus saximontanus Harold and Virginia Bailey 1948-8-26 2835 Shasta Manzanita Creek, above campground Lassen Volcanic National Park 1798 Comment
  SEINET10569524  Juniperus Miller Miller s.n. 1881 Shasta Comment
  SEINET3863436 Image available Juniperus californica D. E. Bright 1961-6-13 177 Shasta Hat Creek, CA.; 0 Comment
  HSC99945  Juniperus occidentalis J. P. Smith, & J. O. Sawyer 2011-6-16 13232 Shasta Along Cassel Road, Lassen National Forest. 1145 Comment
  RSA1891  Juniperus occidentalis var. occidentalis C. B. Wolf 1930-10-20 1750 Shasta C. W. Hill Farm, near Dana 1220 Comment
  LA6634  Juniperus osteosperma Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mount Lassen, Lava Tube Comment
  CAS-BOT-BC56348  Kalmia microphylla subsp. microphylla Hans Leschke 1955-7-15 s.n. Shasta Kings Creek meadows 2200 Comment
  JEPS66619  Kalmia polifolia subsp. microphylla J. Grinnell 1925-8-1 Shasta Mount Lassen, Lassen Peak, trail to summit Lassen Peak; Mount Lassen, Lassen Peak 2743 Comment
  UC725926  Kalmia polifolia subsp. microphylla A. A. Heller 1941-8-11 16283 Shasta at w end of Upper King Creek Meadow Upper King Creek Meadow 2133 Comment
  SEINET11262218  Keckiella lemmonii C. Davidson 2007-6-5 1053 Shasta Lake Shasta/Packer's Bay Marina: Water's Gulch Trail.; 0 366 Comment
  CDA13076  Kelloggia galioides G. F. Hrusa, T. D. Wilfred 1996-6-11 13009 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  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
  UCD123176  Kelloggia galioides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7391 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CDA20554  Kickxia elatine Anon. 2005-6-14 PDR 1292138 Shasta Cascade Range; Palo Cedro. 0 Comment
  UCD85951  Koeleria macrantha F. W. Peirson 1932-7-9 10266 Shasta Burney Spring. 1432 Comment
  CAS-BOT-BC341361  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 miles south of Redding Comment
  CAS-BOT-BC341365  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 miles south of Redding Comment
  CAS-BOT-BC341369  Lagophylla glandulosa Geo. B. Grant 1902-9-18 5275 Shasta Redding Comment
  POM209647  Lagophylla glandulosa Palmer Stockwell 1934-7-16 88 Shasta Along the highway, 7.3 miles W of Manton. Comment
  SBBG26770  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills 1341 Comment
  UC828877  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Power Plant below Pit Dam (2 mi w of Fall River Mills) 1341 Comment
  HSC45461  Lamium amplexicaule M. Alcasas 1978-5-13 83 Shasta Basin Gulch Campground 1.5 mi. from Hwy. 36 861 Comment
  CAS-BOT-BC352787  Lasthenia glabrata subsp. glabrata L. E. Smith 1913-4-26 s.n. Shasta Anderson Comment
  CHSC63054  Lathyrus angulatus Vernon H. Oswald; Lowell Ahart 1994-5-6 6184 Shasta Trail between Clikapudi Trail and Backbone Rd. (34N02), SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  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
  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
  RSA406679  Lathyrus sulphureus Diane Reed 1978-5-13 120 Shasta Chanchuella Peak Quad. T29N, R9W, S30, 31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  RSA125723  Ledum glandulosum George W. Gillett 1952-7-20 86 Shasta Vicinity of Sulphur Works. Above high way adjacent to hot springs. 2134 Comment
  CHSC8764  Lemna minor S. Chulasmai 1966-4-30 30 Shasta Vernal pond (0.5 miles from Hat Creek River). Comment
  JEPS104055  Leontodon saxatilis subsp. longirostris Lowell Ahart 2003-5-22 10190 Shasta North side of a wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  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
  UCD115250  Lepidium campestre Dan Marcum 1981-5-1 s.n. Shasta Lassen county line. Comment
  HSC48512  Lepidium lasiocarpum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9694 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CDA19029  Lepidium latifolium D. McBroome 2000-11-1 PDR 1197778 Shasta Sierra Nevada; In Hallenbock Swamp, N of McArthur, S of Big Lake. 0 Comment
  JEPS90381  Lepidium latifolium Dean W. Taylor 1992-5-28 12685 Shasta Big Lake Modoc Plateau, Fall River Valley (on far eastern shore) 1005 Comment
  CHSC35771  Lepidium nitidum Colleen D. Harvey 1982-4-9 18 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp on the n bank of service road paralleling Whiskey Creek, ca. 7.7 mi nw of Shasta. 454 Comment
  JEPS53710  Lepidium nitidum J. W. Blankinship 1911-3-19 Shasta Palo Cedro Comment
  JEPS53714  Lepidium nitidum J. W. Blankinship 1911-4-11 Shasta near Redding; Stillwater Creek Comment
  UC719081  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta about 17 mi n Red Bluff Comment
  POM301492  Lepidium nitidum Fred G. Meyer 1938-4-3 1321 Shasta About 17 miles N of Red Bluff. Comment
  SEINET9368918  Leptochloa fusca Unknown 1997-8-12 Shasta Fall River Valley Comment
  JEPS28743  Leptodactylon pungens George W. Gillett 1957-8-10 1025 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park, btw Ski Heil and Pilot Pinnac 2636 Comment
  UC54535  Leptodactylon pungens H. M. Hall and E. B. Babcock June, 1903 4236 Shasta Lava Beds of North-Eastern Shasta County Lava Beds (Sierra Nevada Mountains); , Lava Beds 1219 Comment
  CHSC118560  Leptosiphon bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21407 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
  CHSC89790  Leptosiphon bolanderi R. Fischer; J. Marr 2004-5-24 425 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1025 Comment
  CHSC89791  Leptosiphon bolanderi R. Fischer; J. Marr 2004-7-7 424 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1016 Comment
  HSC46283  Leptosiphon ciliatus Stephen Plant 1978-5-13 239 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  UCSB16057  Leptosiphon ciliatus Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CHSC9178  Leptosiphon filipes G. Strausbaugh 1970-4-26 57 Shasta Fill below west side road (Whiskeytown Hwy) where Whiskey Creek inlets lake. 370 Comment
  SBBG6000  Leptosiphon harknessii H. and M. Dearing 1938-6-30 3043 Shasta 20 mi S of Burney, near Mt Lassen Nat Park Comment
  CAS-BOT-BC225566  Leptosiphon latisectus C. F. Rose 1930-5-1 s.n. Shasta Near Redding Comment
  UC726837  Leptosiphon latisectus A. A. Heller 1918-5-12 13020 Shasta Fish Hatchery on the McCloud River McCloud River Comment
  CHSC60340  Lesquerella occidentalis subsp. occidentalis Mary Ann Showers 1992-6-27 2615 Shasta Lassen Volcanic National Park. Northwest of Crescent Crater. 2194 Comment
  UC1036213  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1953-8-27 354 Shasta se ridge near trail summit area of Lassen Peak (summit area of Lassen Peak, Lassen Volcanic National Park); Lassen Volcanic National Park, summit Lassen Peak 2941 Comment
  CAS-BOT-BC341876  Lessingia nemaclada Marcus E. Jones 1931-7-16 29132 Shasta Pitt River bridge Comment
  CHSC55084  Leucanthemum vulgare L. P. Janeway 1991-6-15 4026 Shasta Battle Creek Wildlife Area. Flats along north side of Battle Creek; ca 1/2 mi east of the Sacramento River. 120 Comment
  UC1024374  Lewisia nevadensis George W. Gillett 1952-7-29 117 Shasta upper end of Paradise Meadow above Hat Lake; Lassen Volcanic National Park 2148 Comment
  UCD87731  Leymus triticoides Lewis S. Rose 1945-9-2 45208 Shasta Hat Creek, Old Station. 1338 Comment
  RSA0049621  Ligusticum californicum Dean Wm. Taylor 2012-5-17 21205 Shasta Cassel, about 1 mile N of the crossing of Hat Creek 975 Comment
  CAS-BOT-BC123083  Lilium nevadense Alice Eastwood 1912-6-29 799 Shasta Goose Valley Comment
  CHSC2295  Lilium pardalinum subsp. pardalinum M. Underhill 1952-7-6 Shasta Comment
  CAS-BOT-BC133087  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1912-6-29 850 Shasta Goose Valley Comment
  JEPS121400  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles N of exit 714 for Gibson road Comment
  OBI12595  Limnanthes alba Robert F. Hoover 1936-5-22 1197 Shasta 3 mi E of Redding Comment
  JEPS121401  Limnanthes alba subsp. alba Jim Nelson, Julie Nelson & P. F. Zika 2012-5-14 25857 Shasta floodplain of Stillwater Creek, near Encanto Way Comment
  JEPS100979  Limnanthes alba subsp. versicolor Dean W. Taylor 1990-4-24 10686 Shasta South Fork Bear Creek, ca. 0.4 miles SW of Di Hill, along PG&E natural gas pipeline 670 Comment
  UC971860  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1262 Shasta US Hwy 299 between Bella Vista and Ingot (6.2 mi w of Ingot, in vicinity of Cedar Creek (the type locality)) 304 Comment
  UCD116493  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta along US Highway 299 between Redding and Bella Vista. Comment
  JEPS89094  Limnanthes douglasii subsp. nivea Milo S. Baker June 1891 111 Shasta The Bench Fall River Valley Comment
  UCD116441  Limnanthes floccosa Robert E. Preston 1991-4-18 599 Shasta Palo Cedro, 0.5 mile NE of junction of Deschutes Road and Oak Run Road. Comment
  UC1397274  Limnanthes floccosa subsp. floccosa T. Niehaus 649 Shasta 1.3 mi w Bear Creek Bridge (Hwy 44) Comment
  JEPS28510  Linanthus ciliatus George W. Gillett 1957-7-1 625 Shasta n of Noble Pass (old emigrant trail); Lassen Volcanic National Park 1877 Comment
  SEINET7042847  Linanthus dichotomus A. G. Vestal 1955-5-13 s.n. Shasta Nearly bare shale ca. 22 miles southwest of Redding. Ono quadrangle UTM Zone 10, 525252mE, 4476455mN. Comment
  UC501440  Linanthus harknessii Frank W. Peirson 1932-7-9 10287 Shasta Burney Spring 1432 Comment
  RSA73292  Linanthus pungens subsp. hookeri F. W. Peirson 1932-7-11 10202 Shasta Summit of rocky ridge south of Mt. Magee, Thousand-Lake Basin 2256 Comment
  UCD112373  Linum Christopher Mallek 2008-5-8 AC4- 27 Shasta Ash Creek. 876 Comment
  UC1036328  Linum lewisii George W. Gillett 1952-8-17 198 Shasta on Little Hot Springs Balley Grade 2 mi below origin of Bumpas Hell Trail (Lassen Volcanic National Park, Lassen Peak Highway, on Brokeoff andesite, near drinking fountain); Lassen Volcanic National Park, Little Hot Springs Balley Gra 2286 Comment
  UC1135295  Lithocarpus densiflorus var. echinoides P. L. Johannsen 1932-6-27 188 Shasta 1 mi n Mad Ox Gulch; Weaverville Quad. 1097 Comment
  SEINET10904151  Lithophragma Mary Susan Taylor 1980-6-10 Taylor 2808 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  HSC46997  Lithophragma affine Diane L. Reed 1978-5-13 113 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC725721  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta on U.S. Highway #299 two mi e Hatchet Summit; e of Hatchet Summit Comment
  CHSC63555  Logfia filaginoides Vernon H. Oswald; Lowell Ahart 1994-5-12 6193 Shasta Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 381 Comment
  CHSC105710  Logfia gallica Julie Kierstead Nelson 2005-5-2 2005 -003 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CHSC84074  Logfia gallica Lowell Ahart; John Dittes 2003-5-22 10191 Shasta Along a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC672320  Logfia gallica H. L. Mason 1932-5-25 Shasta Hill above Redding Comment
  UC818810  Lolium temulentum C. L. Hitchcock 1940-5-17 6459 Shasta 3 mi e Redding 152 Comment
  RSA769170  Lomatium dissectum var. dissectum P. F. Zika, Julie Nelson 2010-5-16 24821 Shasta Clikapudi Trail, south side of reservoir (Shasta Lake), northwest of Buck Point, Shasta-Trinity National Forest 375 Comment
  JEPS25422  Lomatium dissectum var. multifidum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7040 Shasta 6.7 mi. s.e. Oak Run (along Ponderosa Way, just below crossing of Clover Creek, ca. 1/4 mi. n. of junction with rd. to Fern) 816 Comment
  SEINET13944518 Image available Lomatium humile William A. Weber 1965-1 12263 Shasta 5 mi above Bella Vista Comment
  CDA12921  Lomatium nevadense var. nevadense G. F. Hrusa 1996-5-2 12863 Shasta Lassen National Forest; in along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  CHSC60344  Lonicera cauriana Mary Ann Showers 1992-7-19 2716 Shasta Stream cut canyon through basalt on Hat Creek. 1889 Comment
  SD87768  Lonicera conjugialis Frank W. Peirson 1932-7-12 10223 Shasta One Thousand Lake Basin; along the shore of Lake Eiler. 1950 Comment
  RSA99368  Lonicera conjugialis F. W. Peirson 1932-7-12 10223 Shasta Thousand-Lake Basin. Comment
  CHSC65803  Lonicera interrupta L. P. Janeway 1995-6-17 4790 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. 420 Comment
  CHSC88801  Lonicera interrupta R. Fischer 2004-7-3 306 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Juniper Trail near junction of Fishawk Trail. 1027 Comment
  UC54579  Lonicera interrupta H. M. Hall and E. B. Babcock June, 1903 4227 Shasta Lava Beds of ne Shasta County Sierra Nevada Mountains 1219 Comment
  UC889587  Lonicera involucrata var. involucrata Alice Eastwood Jun 29 1912-Jul 11 1912 822 Shasta Goose Valley Comment
  SEINET3523670 Image available Lotus C. L. Hitchcock 1940-5-17 6446 Shasta 3 mi E of Redding 152 Comment
  SEINET3523661 Image available Lotus americanus C. L. Hitchcock 1940-5-17 6449 Shasta 3 miles E of Redding 152 Comment
  UC207652  Lotus grandiflorus var. grandiflorus Milo S. Baker 1900-5-4 Shasta near Donkey Mine Comment
  HSC85751  Lotus humistratus J. P. Smith, J. O. Sawyer 1982-5-9 10387 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  JEPS55516  Lotus humistratus J. W. Blankinship 1911-4-18 Shasta Redding Comment
  UC864947  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 mi e Redding 152 Comment
  SEINET5558254  Lotus oblongifolius var. nevadensis H. S. Gentry 1962-1 19730 Shasta 5.5 mi. E of Rt. 99, along Rt. 199, near Reading. Comment
  UC764530  Lotus pinnatus R. F. Hoover 1937-5-19 2277 Shasta 7 mi from Redding (on Alturas Highway) Comment
  CDA27305  Lotus purshianus T. C. Fuller 1963-7-15 10861 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  JEPS101770  Ludwigia palustris Dean W. Taylor 1999-8-13 17322 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  UC1736330  Luetkea pectinata Dean W. Taylor 1988-6-26 9898 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  UC1543836  Lupinus Harold and Virginia Bailey 1948-8-27 2867 Shasta Lassen Volcanic National Park, Badger Flat. 1920 Comment
  SEINET10484219  Lupinus W. D. Stevens 1985-4-25 Stevens 23577 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SBBG3500  Lupinus albicaulis H. and M. Dearing 1938-6-25 2140 Shasta near Viola Comment
  RSA87213  Lupinus albicaulis var. shastensis F. W. Peirson 1932-7-16 10310 Shasta Burney Spring 1433 Comment
  CAS-BOT-BC195948  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-23 49146 Shasta Highway 99 - Shi-lo-ma Springs Comment
  CAS-BOT-BC196306  Lupinus albifrons var. eminens A. A. Heller 1918-4-21 12988 Shasta Two miles north of Anderson Comment
  UC1584314  Lupinus andersonii Julie Kierstead 1990-4-20 90 -28 Shasta Gilman Rd. (FS Rd. 7H009) 0.2 mi w of Herz Bay turnoff w side of McCloud River arm Shasta Lake; Shasta-Trinity National Forest, Shasta Lake R.D. 411 Comment
  CAS-BOT-BC8419  Lupinus angustiflorus Amos Arthur Heller 1939-7-27 15420 Shasta Mount Lassen. Along the Loop Highway near Summit Lake. Comment
  RSA104773  Lupinus angustiflorus E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen National Park. Comment
  RSA107406  Lupinus angustiflorus L. S. Rose 1955-7-18 55137 Shasta Near Summit Lake, Lassen Volvanic National Park. 1890 Comment
  SEINET10947279 Image available Lupinus angustiflorus A. Arthur Heller 1939-7-27 Heller 15420 Shasta Plentiful on the easterly slope near Summit Lake, Mt. Lassen Volcanic National Park. In open gravelly places. 2042 Comment
  CAS-BOT-BC208807  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1006 Shasta Goose Valley Comment
  UC1129447  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-7-7 111 Shasta near Jubilee Ranger Station; Shasta National Forest, Bartle Quad. Comment
  CAS-BOT-BC208826  Lupinus argenteus var. heteranthus E. K. Balls; L. W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls, jct. State Hwy. 89 and U.S. Hwy. 299. 1005 Comment
  CDA12981  Lupinus bicolor G. F. Hrusa 1996-4-3 12882 Shasta Upper Sacramento Valley; on E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson, along Gover Ditch. Comment
  HSC14809  Lupinus caudatus A. R. Marshall 1962-5-12 12 Shasta Burney State Park 1220 Comment
  UC710886  Lupinus lepidus var. sellulus C. L. Hitchcock 1940-5-23 6518 Shasta 5 mi e Burney Falls; e of Burney Falls 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
  SBBG3733  Lupinus nanus H. and M. Dearing 1938-6-25 2143 Shasta near Viola Comment
  UCD109260  Lupinus nanus G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7779 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  UCD109261  Lupinus nanus G. L. Webster 1993-5-16 7783 Shasta 7.3 mi by road SW of McCloud Bridge. 365 Comment
  RSA554566  Lupinus nanus subsp. nanus Walter Wisura 1993-5-9 4882 Shasta Hwy 299, 5.8 mi W of Redding. Comment
  HSC39308  Lupinus obtusilobus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3121 Shasta Lassen Volcanic National Park, just N of trail head to Lassen Peak along main road Comment
  RSA87471  Lupinus obtusilobus F. W. Peirson 1926-6-23 6845 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  UC624912  Lupinus obtusilobus Fred H. Schumacher 1934-9-3 Shasta sw slope Lassen Peak; sw slope of Lassen Peak Comment
Read comments
May 29 2007
  UC865353  Lupinus obtusilobus Ynez Winblad 1936-8-17 Shasta Lassen National Park Comment
  CDA13111  Luzula comosa G. F. Hrusa, T. D. Wilfred 1996-6-11 13046 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, above west side of Bunchgrass Valley. Comment
  HSC67045  Luzula comosa J. P. Smith, J. O. Sawyer 1973-4-14 6080 Shasta 3.8 mi E of Buckhorn Summit on Hwy. 299 640 Comment
  CHSC60465  Luzula divaricata Mary Ann Showers 1992-6-28 2690 Shasta Lassen Volcanic National Park. Below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2468 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
  UC22445  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  RSA0056567  Lythrum Greg de Nevers 2001-5-25 12622 Shasta Ahjumawi State Park. 914 Comment
  UC19769  Lythrum hyssopifolia M. S. Baker and Frank Nutting 1894-5-20 Shasta Redding Comment
  UCR148820  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau, 8-10 acres along Fall River, between McArthur and Fall River Mills Comment
  CDA36294  Lythrum salicaria Ed Finley? 1986-1 Shasta Lava Creek Lodge Lake, off Hwy 89 near McCloud. 0 Comment
  CAS-BOT-BC7468  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  CAS-BOT-BC342648  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
  RSA768275  Madia elegans Justin M. Wood 2010-9-2 2527 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  CAS-BOT-BC343971  Madia elegans Palmer Stockwell 1934-7-16 85 Shasta One mile west of Viola Comment
  CAS-BOT-BC343975  Madia elegans Alice Eastwood 1912-6-29 891 Shasta Goose Valley Comment
  CAS-BOT-BC343979  Madia elegans A. A. Heller 1914-8-30 11749 Shasta Hills 8 miles north of Redding Comment
  CAS-BOT-BC343980  Madia elegans A. A. Heller 1914-8-30 11749 Shasta Hills 8 miles north of Redding Comment
  HSC49250  Madia elegans J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9805 Shasta Along Beegum Gorge near Zachary Gulch Comment
  POM209642  Madia elegans subsp. elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mile west of Viola on the Red Bluff Comment
  CHSC84511  Madia exigua John Dittes; Lowell Ahart 2003-5-22 2003 -18 Shasta Cascade Range Foothills; Battle Creek Canyon; approximately 9.5 air-miles east of Cottonwood, 3.3 air-miles east by northeast of Coleman Fish Hatchery and 4.7 air-miles west of Darrah Springs State Fish Hatchery. 183 Comment
  CHSC71867  Madia glomerata Vernon H. Oswald; Lowell Ahart 1998-9-8 9563 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. Along creek. 1280 Comment
  JEPS29557  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC94822  Madia gracilis R. C. Wenk; P. Hopkinson; P. Brownsey 2008-6-20 894 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  UC54072  Madia gracilis H. M. Hall and E. B. Babcock Jun 1903 4020 Shasta near Slatonis; Sierra Nevada Mountains, Upper Sacramento 426 Comment
  UCD80098  Madia subspicata CNPS SN Foothill Team 2006-5-16 SNFN 0382 d Shasta Shasta Land Trust Easement, Hathaway Ranch, very close to the northern-most boundary of the property. 315 Comment
  SEINET10536494  Mahonia dictyota Mary Susan Taylor 1980-6-25 Taylor 2956 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
  HSC15893  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  CAS-BOT-BC347354  Malacothrix floccifera Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-23 85 Shasta 18 miles up A16 from HWY 36 304 Comment
  CHSC92978  Marah fabacea var. agrestis R. Fischer 2005-4-17 573 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from rocky outcrop on east facing slope overlooking lower Big Lake. 1028 Comment
  JEPS42492  Marah watsonii C. F. Rose 1935-4-21 33 Shasta 15 mi nw Redding Comment
  UC1122851  Marah watsonii C. J. Kraebel 1934-5-6 29 Shasta Kennett Area Redding Quadrangle, North Fork of Squaw Creek Comment
  POM259987  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  CAS-BOT-BC67845  Marsilea vestita Ellsworth Bethel 1923-6-24 s.n. Shasta Redding, Sacramento River Comment
  CDA4190  Medicago lupulina T. C. Fuller 1958-8-13 2063 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  RSA87461  Melica bulbosa var. inflata F. W. Peirson 1932-7-9 10267 Shasta Burney Spring. 1433 Comment
  POM260177  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  RSA26994  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  UC818857  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 mi e Redding Comment
  UCSB15975  Melilotus albus Sager, V. 1961-7-10 Shasta North bank of Sacramento River, about 50 feet east of dam which is West of U.S. Highway 99| bridge, 0.3 mile north of Redding 167 Comment
  RSA69713  Mentzelia dispersa F. W. Peirson 1932-7-14 10186 Shasta On slope near south end of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC872508  Mentzelia laevicaulis var. laevicaulis Alice Eastwood 1912-7-25 1414 Shasta Pitt to Baird Comment
  CHSC43755  Micranthes odontoloma Vernon Oswald 1986-7-30 2259 Shasta Kings Creek Picnic Area, Lassen Volcanic National Park. On the edge of the creek. 2243 Comment
  HSC40227  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1976-5-9 8729 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  UC831270  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 mi e Redding 152 Comment
  UCD80107  Microseris acuminata CNPS SN Foothill Team 2006-5-9 SNFN 0365 d Shasta Shasta Land Trust Easement, Hathaway Ranch, in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area. 268 Comment
  JEPS104054  Microseris douglasii subsp. douglasii Lowell Ahart 2003-5-12 10135 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
  SEINET3450910  Microseris elegans Lowell Ahart, John Dittes 2003-5-12 10134 Shasta Cottonwood, Cottonwood, about 12 miles by air east/northeast of Cottonwood, 2.8 air miles west/southwest of Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, 50 yards east of the barn 260 Comment
  CAS-BOT-BC349356  Microseris nutans James Jokerst 1985-5-27 2376 Shasta Near Rock Creek 943 Comment
  CHSC96176  Microseris nutans R. Fischer 2006-5-14 894 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the Juniper Trail, ca. 0.5 miles ne of camp site 7. 1030 Comment
  UC682106  Microseris nutans G. L. Stebbins Jr. with A. A. Beetle 1942-5-29 3234 Shasta 1 mi w Ingot (on U. S. Highway 299) 335 Comment
  SJSU1540  Microsteris gracilis C. W. Sharsmith 1954-6-25 6215 Shasta Viola 1341 Comment
  JEPS120240  Mimulus Julie Kierstead Nelson with Talitha Derksen 2011-6-9 2011 -006 Shasta North slope of Middle Fork Beegum Creek, south of Hwy. 36, Road 28N07 past Seeliger Ranch, ca. 35 miles west-northwest of Red Bluff Comment
  UC1736348  Mimulus bicolor Dean W. Taylor 1990-4-25 10672 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  UC86110  Mimulus bicolor Alice Eastwood 1912-6-27 627 Shasta Montgomery Creek Comment
  JEPS28514  Mimulus breweri George W. Gillett 1957-7-1 630 -A Shasta summit Table Mtn.; Lassen Volcanic National Park 2011 Comment
  JEPS9336  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC54636  Mimulus breweri H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4323 Shasta s side Mount Lassen (Park's Ranch) 2133 Comment
  UC54637  Mimulus breweri H. M. Hall and E. B. Babcock June, 1903 4154 Shasta South Fork Bear Creek Sierra Nevada Mountains 1310 Comment
  JEPS3322  Mimulus breweri George Gillett 1952-8-24 216 Shasta 1 mi s (below) Sulphur Works (about 2 mi n of s entrance to Park); Lassen Volcanic National Park 2011 Comment
  SBBG27311  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Crk, W of Fall River Hills Comment
  UC1036280  Mimulus guttatus George W. Gillett 1952-7-27 105 Shasta near hot springs (above hwy); Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  UC27111 Image available Mimulus guttatus M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls; ; Burney Falls, Shasta Co. Comment
Read comments
Jun 25 2013
  RSA50062  Mimulus guttatus G. R. Campbell 1950-6-17 645 Shasta Near Millville. Comment
  JEPS3326  Mimulus layneae George Gillett 1952-8-14 188 Shasta 5.9 mi n Manzanita Lake Checking Station (on n shoulder of Park Highway (State Highway #89)); Lassen Volcanic National Park Comment
  UC886283  Mimulus moniliformis Alice Eastwood Jun 29 1912-Jul 11 1912 738 Shasta Goose Valley Comment
  UC1024368  Mimulus nanus var. mephiticus George W. Gillett 1952-7-4 55 Shasta ne Lassen National Volcanic Park (along State Highway 89, near entrance to Subway Caves); Lassen National Forest 1310 Comment
  JEPS10596  Mimulus pilosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  RSA21718  Mimulus pilosus Carl B. Wolf 1937-8-8 9078 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  JEPS30978  Mimulus primuloides D. E. Breedlove 1962-6-12 3412 Shasta 0.5 mi s Old Station (along State Highway 89); Cascade Range, Hat Creek 1371 Comment
  JEPS95564  Mimulus pulsiferae Vernon H. Oswald and L. Ahart 1994-5-12 6188 Shasta T35N R5W SW1/4 Sec. 28, 1170 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.1 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 356 Comment
  UC917312  Mimulus tilingii K. L. Olson 1949-7-30 15 Shasta King's Creek Meadow Mt. Lassen National Park Comment
  UC1362664  Mimulus tilingii Johnnie L. Gentry Jr. and Earl Jensen 1968-7-4 2134 Shasta 3.3 mi nw Tahoe City (jct. Calif. 89 and 28) (3.2 mi w of Calif. Hwy. 89 Alpine Meadows); Tahoe National Forest 2072 Comment
  RSA283820  Mimulus torreyi Reid V. Moran 1978-6-25 26087 Shasta Little Roaring Creek. 725 Comment
  UCR206939  Mimulus 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
  RSA166660  Mimulus torreyi H. Dearing, M. Dearing 1938-6-27 2154 Shasta Six miles east of Manzanita. Comment
  UC1567414  Mimulus tricolor G. Schoolcraft 1989-6-5 1911 Shasta e Timbered Crater (by Old Brown Ranch) 1066 Comment
  JEPS90755  Minuartia 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 ((Montgomery Creek 15' quadrangle)); Pit River drainage 670 Comment
  JEPS90752  Minuartia californica Dean W. Taylor 1993-5-2 13415 Shasta Di Hill Cascade Range (s base, along ephemeral tributary creek s of Ponderosa Way, (Inwood 7 1/2' USGS quadrangle, 1985 edition)) 670 Comment
  RSA612050  Minuartia californica L. C. Wheeler 1935-3-31 3397 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 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
  POM91935  Mitella pentandra Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
Read comments
Mar 6 2011
  CAS-BOT-BC220057  Monardella breweri subsp. lanceolata James McMurphy 1914-7-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC220053  Monardella breweri subsp. lanceolata A. A. Heller 1916-7-23 12499 Shasta Between the McCloud and Sacramento Rivers Comment
  CAS-BOT-BC221786  Monardella odoratissima Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Shore of upper Twin Lake, Lassen National Park 1993 Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  UC525862  Monardella odoratissima subsp. glauca H. F. Copeland 1932-8-15 Shasta Below Raker Peak; Mt. Lassen, Lost Creek 1800 Comment
  CAS-BOT-BC221976  Monardella odoratissima subsp. glauca H. M. Hall; E. B. Babcock 1903-6-1 4262 Shasta South of Fall River Mills and near Bald Mt. 1158 Comment
  HSC103856  Monardella odoratissima subsp. pallida G. Fred Hrusa, T. D. Wilfred 1996-6-10 12973 Shasta Lassen National Forest; west side of Hwy. 44, ~200 m north of Big Spring. 1422 Comment
  RSA32749  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Shasta Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  UC1281002  Monardella villosa subsp. villosa H. E. McMinn 1931-5-22 1991 Shasta 1 mile SW Redding Airport 213 Comment
  UCD101738  Montia chamissoi J. M. Tucker 1951-8-3 2208 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  POM101939  Montia chamissoi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CHSC93294  Montia linearis R. Fischer 2005-4-15 572 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected near old Ranger Station on western end of park in oak/pine woodlands at meadow edge. 1013 Comment
  JEPS28269  Muhlenbergia andina George W. Gillett 1957-8-4 976 Shasta marsh area w Lily Pond (near the museum); Lassen Volcanic National Park, Manzanita Lake area 1783 Comment
  RSA201281  Muhlenbergia filiformis J. T. Howell 1960-8-22 36401 Shasta Dersch Meadows. 1982 Comment
  SEINET10925538  Muhlenbergia filiformis Paul M. Peterson, Carol R. Annable 1988-8-14 Peterson 4876 Shasta Volcanic National Park, SE side of Lassen Peak on Hwy 89, N of park entrance. Open grassy meadow dominated by Danthonia. 1981 Comment
  UCD86766  Muhlenbergia jonesii W. R. Powell 1964-8-15 s.n. Shasta 11 miles (in direct line) S.S.W. of Burney, on N.E. flank of Clover Mtn. 1798 Comment
  LA9654  Muhlenbergia jonesii J. R. Swallen; 1939-7-21 13721 Shasta Mount Shasta, along the Wagon Camp-Bear Springs road below Wagon Camp Comment
  UCD86925  Muhlenbergia richardsonis Freed W. Hoffman 1946-6-5 1747 Shasta Burney Park. Comment
  RSA88320  Myosotis discolor Alice Eastwood 1912-6-29 711 Shasta Goose Valley Comment
  SEINET8043938 Image available Myosotis laxa G. K. Helmkamp, E. A. Helmkamp 2009-1 14961 Shasta Southern Cascade Mountains: McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44. 1099 Comment
  UCR206337  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 B Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  RSA0049692  Myosotis scorpioides Dean Wm. Taylor 2013-9-6 21413 Shasta Hat Creek at Highway 299, on the western bank of the creek ca. 200 meters upstream from the highway bridge 845 Comment
  UC1567391  Myosurus minimus G. Schoolcraft 1989-4-24 1859 Shasta Green Place Reservoir e of Timbered Crater; Susanville 1051 Comment
  CHSC8740  Myriophyllum quitense S. Chulasmai 1966-4-30 20 Shasta Vernal pond, 0.5 mile from Hat Creek River. Comment
  RSA239234  Myriophyllum sibiricum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42370 Shasta Lassen Volcanic National Park: washed up on shore of Mananita Lake. 1814 Comment
  CHSC68920  Najas flexilis Vernon Oswald; Beth Corbin, Mike Dolan 1997-6-28 8655 Shasta North of McArthur on the arm of Big Lake leading to the boat launch ramp at the Rat Farm. 1005 Comment
  CDA13480  Nama lobbii G. F. Hrusa, T. D. Wilfred 1996-7-22 13326 Shasta Lassen National Forest; Along USFS S16 on ridge to W of Bunchgrass Valley. Comment
  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
  JEPS128722  Navarretia atractyloides Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21396 Shasta About 0.8 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC455660  Navarretia divaricata I. J. Condit 1911-8-5 Shasta Castella Comment
  UC501641  Navarretia divaricata Frank W. Peirson 1932-7-9 10289 Shasta Burney Spring 1432 Comment
  UC856867  Navarretia divaricata subsp. vividior Alice Eastwood Jun 29 1912-Jul 11 1912 789 Shasta Goose Valley Comment
  POM260421  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  JEPS100571  Navarretia filicaulis Dean W. Taylor 1988-6-21 9828 Shasta Pit River Canyon, west from Lake Britton on Summit Lake road, ca. 0.5 miles W from crossing of Rock Creek 987 Comment
  SD180580  Navarretia intertexta Beecher Crampton 1954-7-9 2199 Shasta 1.8 miles west of Burney, along US highway 299, along road 914 Comment
  SEINET191462  Navarretia intertexta C. L. Hitchcock 1940-5-17 6457 Shasta 3 miles east of Redding. 152 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
  JEPS70345  Navarretia intertexta J. G. Lemmon ca. 1875 299 Shasta Sierra Valley Comment
  CHSC93000  Navarretia intertexta subsp. intertexta R. Fischer 2005-7-18 535 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Located in roadbed near Ya-She camp sites. 1013 Comment
  JEPS128767  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21394 Shasta Seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC856834  Navarretia leucocephala L. E. Smith 1913-5-24 239 Shasta Redding Comment
  JEPS28630  Navarretia linearifolia subsp. linearifolia George W. Gillett 1957-7-18 819 Shasta near the main inlet n end Willow Lake meadow; Lassen Volcanic National Park, n end Willow Lake meadow 1661 Comment
  JEPS100564  Navarretia pubescens Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9785 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  UCD37466  Navarretia subuligera Beecher Crampton 1960-6-16 5671 Shasta Shasta County, 1.5 miles north of Fall River Mills. 1066 Comment
  CHSC118554  Navarretia tagetina Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21395 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
  RSA27668  Navarretia tagetina C. L. Hitchcock 1940-5-27 6637 Shasta Near McArthur. Comment
  JEPS100696  Navarretia viscidula Dean W. Taylor 1991-5-29 11833 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 673 Comment
  JEPS100697  Navarretia viscidula Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9784 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  JEPS90732  Nemacladus capillaris Dean Wm. Taylor with Glenn Clifton 1990-6-11 10859 Shasta Tamarack Rd. (Whitmore to Burney) just w summit in low divide between Miller Mtn. and Cutter Butte (along right-of-way of Pacific Gas Pipeline); Cascade Mountains, Miller Mountain 7 1/2' USGS quadrangle 1463 Comment
  CAS-BOT-BC7200  Nemophila flaccida H. E. Brown 1897-5-15 261 Shasta Near Pit River Ferry 274 Comment
  HSC46028  Nemophila heterophylla Catherine Chin 1978-5-13 68 Shasta Beegum Forest Service Rd., 27 miles from SR 36 976 Comment
  HSC65642  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-4-14 6081 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  UC880881  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 mi e Redding; e of Redding Comment
  NY337177  Nemophila menziesii H. E. Brown 1897-5-15 145 Shasta Near Pit River 213.4 Comment
  CHSC89651  Nepeta cataria R. Fischer; J. Marr 2004-8-14 355 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  CAS-BOT-BC140154  Neviusia cliftonii B. Bartholomew 1993-6-12 6573 Shasta 5.6 km SW of Round Mountain on State Hwy 299, along Cedar Creek 430 Comment
  RSA584725  Neviusia cliftonii Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-9 6427 Shasta 5.6 km SW of Round Mountain on Hwy 299 along Cedar Creek 430 Comment
  RSA621170  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12201 Shasta Squaw Creek along forest Hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  UC1594123  Neviusia cliftonii James R. Shevock with Barbara Ertter 1992-6-13 12197 Shasta 0.6 mi n Squaw Creek Ranger Station (along Shasta-Trinity NF Rd 27, 25 air mi nne of Redding, nw of Shasta Lake, 24.4 mi from hwy 299) 365 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
  HSC104360  Neviusia cliftonii Kevin Heidel 2015-4-29 18 Shasta Ridge north of Marble Creek, SW of North Gray Rocks 335 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
  CDA33591  Nuphar polysepala Dale Woods, V. Popescu, D. Kratville 2010-6-3 Shasta South of Big Lake, Ahjumawi State Park, on bank opposite the diversion dam. 0 Comment
  JEPS125996  Nymphaea odorata D. W. Taylor 1996-6-15 15674 Shasta Shasta-Trinity National Forest; unnamed pond in Flat Woods, on E rim Pit River Canyon, about 3 air miles SE of Big Bend Comment
  UCR11248  Odontostomum hartwegii Wm. Horn Jr. 1967-5-18 670518- 2 Shasta Anderson, Deschutes Rd. and Barney St 152 Comment
  UCR80291  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Cow Creek, along Hwy 299, c. 15 mi east of Redding. 273 Comment
  RSA248661  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek, along Highway 299, ca. 15 miles east of Redding. 518 Comment
  JEPS106454  Oemleria cerasiformis J. K. Nelson 2004-3-12 2004 -7 Shasta Jones Valley, S side of Shasta Lake, ca. 10 mi NE of Redding. S of County Road 5H04 (Forest Road 33N03), near Clikapudi Trail 335 Comment
  UC1313022  Onopordum acanthium subsp. acanthium W. A. Harvey 1964-6-23 Shasta behind Bank of America; Fall River Mills, US highway 299 Comment
  CHSC30941  Orcuttia tenuis T. Spira 1979-6-29 335 Shasta Redding Airport between Airport Rd and runway south of Tower. Comment
  CHSC34094  Orcuttia tenuis J. D. Prouty 1981-7-19 1240 Shasta Vernal pool, partially on BLM grazing lease parcel no. 3137 NW of intersection of Dersh and Dechutes Rds. ca. 3.5 mi NE of Anderson. 129 Comment
  JEPS88648  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1987-6-9 9036 Shasta about 3.5 air mi nw Burney 944 Comment
  UC1738842  Orcuttia tenuis Dean W. Taylor 1987-6-9 9038 Shasta Green Place Reservoir south of Day, 1036 Comment
  UCD88266  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta just northwest of Redding Municipal Airport, 5 miles north of Anderson. Comment
  SD180615  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta at northern end of Goose Valley, 3.6 miles north of Goose Valley Ranch headquarters, 7.5 miles north of Scott Lumber Mill, 9 miles north of Burney, near old ditch at edge of large dry meadow 1067 Comment
  SEINET4691046  Orcuttia tenuis M. Gosejohan 2011-1 Shasta 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
  JEPS80621  Orobanche fasciculata M. S. Taylor 1980-6-10 2816 Shasta ca. 2 mi. s. Sweetbrier (on I5, s. side of Sims Rd., ca. 3 mi. due s.e. of Sims Flat campground); Dunsmuir Quad. 1005 Comment
  HSC89631  Orobanche fasciculata William Kristan, Reid Storre, Brian Marston 1988-3-26 17 Shasta 7 mi. E of Basin Gulch turnoff, Hwy. 36 Comment
  CAS-BOT-BC500325  Orobanche uniflora subsp. occidentalis L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  RSA80333  Orthocarpus hispidus F. W. Peirson 1932-7-17 10333 Shasta Wallace Ranch, Goose Velley. 915 Comment
  RSA565088  Orthocarpus lacerus D. W. Taylor 1992-5-23 13482 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  SD104409  Osmorhiza berteroi Reid Moran 1978-6-25 26086 Shasta West of Little Roaring Creek. 725 Comment
  UCD123159  Osmorhiza berteroi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7408 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC190891  Packera cana George Wilson Gillett 1957-8-15 1072 Shasta Crescent Crater. In loose pumice on the north saddle of crater rim 2438 Comment
  CAS-BOT-BC316866  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding 152 Comment
  JEPS87045  Packera eurycephala var. eurycephala Dean W. Taylor 1991-4-9 11628 Shasta ca 1.0 mi s Shasta Dam (on Highway 151, near the head of Cornish Creek, Shasta Dam 7.5 quadrangle); Cascade Mountains 432 Comment
  HSC71855  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5837 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  CHSC93035  Packera streptanthifolia R. Fischer 2005-7-17 525 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at edge of meadow within a rocky outcrop along the western shore of Big Lake. 1008 Comment
  CDA12919  Paeonia brownii G. F. Hrusa 1996-5-2 12861 Shasta Lassen National Forest; Along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  RSA262497  Paeonia brownii Judy Quinn 1969-5-10 10 Shasta State Highway 299 East, 2 miles north of Fall River Mills. 1067 Comment
  CHSC83227  Panicum acuminatum var. acuminatum Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works. Slopes and meadows among hot springs. 2133 Comment
  UC768599  Panicum acuminatum var. acuminatum R. F. Hoover 1940-9-21 4607 Shasta Soupan Springs Lassen Peak Comment
  UCD88192  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-14 3064 Shasta Near Igo. Comment
  UCD88526  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  POM116002  Panicum capillare Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC65845  Parentucellia viscosa L. P. Janeway 1995-6-18 4795 Shasta Near Fern Road, 0.1 mi north of Whitmore Road and Old Cow Creek. 420 Comment
  SEINET10592851  Paspalum dilatatum Virginia E. Long 1931-5-22 Long 77 a Shasta Happy Valley (north west of Anderson). 305 Comment
  UCD103453  Pectiantia pentandra Gerald Dickinson 1963-7-2 66 Shasta Bunch Grass Campground off State Highway 89, near Old Station and Big Lake. 1615 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
  CHSC9303  Pedicularis densiflora G. Strausbaugh 1970-4-18 36 Shasta .75 mi. ne on Kennedy Memorial Hwy. past Whiskeytown Dam ca. 25 ft. above the lake. 376 Comment
  UCD112387  Pedicularis densiflora Christopher Mallek 2008-5-8 AC3- 13 Shasta Ash Creek. 876 Comment
  POM44212  Pedicularis groenlandica Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA647848  Pedicularis groenlandica James Buel 1957-2-7 161 Shasta 1 mile below Kings Creek Falls. Mt. Lassen, Lassen Nat'l Park. Comment
  UC1024370  Pedicularis semibarbata George W. Gillett 1952-7-14 70 Shasta vicinity of Summit Lake (at north campground); Lassen Volcanic National Park 2039 Comment
  RSA80836  Pedicularis semibarbata F. W. Peirson 1932-7-10 10216 Shasta Interlake region, Thousand-Lake Basin. 1951 Comment
  CHSC63549  Pellaea brachyptera Vernon H. Oswald; Lowell Ahart 1994-5-12 6194 Shasta Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 381 Comment
  JEPS128476  Pellaea brachyptera Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -025 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  HSC72297  Pellaea mucronata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9621 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  RSA686972  Pellaea mucronata T. R. Pray 1959-6-24 1501 Shasta Near Shasta City, West of Redding Comment
  SBBG34295  Pellaea mucronata L. Dimmick 1879-1-10 Shasta [label without specific locality] Comment
  CDA2159  Pennisetum clandestinum J. R. Keck Jr. 1965-11-22 Shasta Redding. 0 Comment
  JEPS28748  Penstemon George W. Gillett 1957-8-10 1030 Shasta South crags below summit Pilot Pinnacle; Lassen Volcanic National Park, Pilot Pinnacle 2706 Comment
  UC1543813  Penstemon Harold and Virginia Bailey 1948-8-25 2999 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  JEPS81834  Penstemon azureus var. azureus Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7169 Shasta 1/2 mi below Delta (slopes in Dog Creek Canyon 1/4 mi above its confluence with the Sacramento River); Dog Creek Canyon above conflu w/ Sacramento River 350 Comment
  UC690199  Penstemon azureus var. azureus Elmer I. Applegate 1929-6-18 5756 Shasta Pollock Sacramento River Canyon, Pollock Comment
  UC886817  Penstemon azureus var. azureus C. L. Hitchcock 1940-5-20 6504 Shasta 25 mi e Redding; e of Redding Comment
  CHSC58045  Penstemon cinicola V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4980 Shasta Lassen Volcanic National Park. Shallow lake on the border of sections 15-16, ca. 0.75 mi S of Badger Flat. 1905 Comment
  UC1187080  Penstemon filiformis David D. Keck 1940-6-13 5168 Shasta 0.6 mi s Gibson (observed from Gibson to Hazel Creek, but not elsewhere, Sacramento Canyon); Sacramento Canyon, s of Gibson, Gibson to Hazel Creek 426 Comment
  UCD124104  Penstemon filiformis Craig P. Martz 1981-7-24 11 Shasta ca. 1.4 miles above I-5 on Little Slate Creek Road, west of Lamoine. 609 Comment
  NY600722  Penstemon gracilentus G. W. Gillett 1953-7-31 304 Shasta Noble Pass, northeast corner of the park. Lassen Volcanic National Park. 1859.3 Comment
  UCSB12986  Penstemon gracilentus Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Mt. Shasta 2316 Comment
  RSA25715  Penstemon gracilentus Carl B. Wolf 1941-7-24 11065 Shasta 2.8 miles N of North Entrance to Lassen Nat. Park along CA Hwy 89 to Burney. 1524 Comment
  SEINET7762682  Penstemon gracilentus Unknown 1972-7-11 s.n. Shasta Lassen National Park Comment
  CHSC59145  Penstemon heterodoxus var. shastensis Vernon H. Oswald; Steve Mitchelson 1992-8-5 5139 Shasta Lassen Volcanic National Park. Meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. 1914 Comment
  UC1036218  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2225 Comment
  UCSB6032  Penstemon heterodoxus var. shastensis Myrick, Donald 1964-7-23 Shasta at Paradise Meadow; above Hat Lake; Lassen Volcanic National Park 2133 Comment
  NY605197  Penstemon neotericus F. W. Pennell 1940-7-21 26218 Shasta Route 89; toward Lost Creek, Noble's Pass, Lassen National Park 1737.4 Comment
  UC103023  Penstemon neotericus Mrs. R. M. Austin Aug. 1896 646 Shasta Lassens Peak Comment
  UC1543827  Penstemon neotericus Harold and Virginia Bailey 1948-8-26 2828 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  UC1553525  Penstemon neotericus E. Dean 1988-7-12 121 Shasta just w of 2 small pin turns in rd 37N08 as it reaches Skunk Ridge 1158 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
  HSC25215  Penstemon newberryi Thomas W. Nelson 1971-6-30 489 Shasta Beside Hwy. 44 at entrance to Mt. Lassen National Park Comment
  SJSU551  Penstemon newberryi G. Witherspoon 1940-6-26 2149 Shasta near summit of Cinder Cone, Lassen Volcanic National Park 2103 Comment
  SEINET10548069  Penstemon newberryi Mary Susan Taylor 1980-6-25 Taylor 2961 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  CAS-BOT-BC239316  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1032 Shasta Lassen Volcanic National Park 2706 Comment
  CAS-BOT-BC239342  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1030 Shasta Lassen Volcanic National Park, Pilot Pinnacle 2706 Comment
  RSA109785  Penstemon newberryi var. newberryi E. K. Balls, Lee W. Lenz 1956-6-19 21831 Shasta 0.5 mi. W of entrance of Mt. Lassen Natl. Park along State Hwy. 44 to Viola. 1677 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
  UC1036193  Penstemon newberryi var. newberryi George W. Gillett 1953-8-2 308 Shasta Emerald Point near Emerald Lake (Lassen Volcanic National Park); , nr Emerald Lake 2499 Comment
  UC1543753  Penstemon newberryi var. newberryi Harold and Virginia Bailey 1948-8-27 2943 a Shasta Lassen Peak trail Lassen Volcanic National Park, Lassen Peak trail 2590 Comment
  UC1543825  Penstemon newberryi var. newberryi Harold and Virginia Bailey 1948-8-27 2946 Shasta ridge overlooking Lake Helen, along trail from Lassen Peak parking lot Lassen Volcanic National Park 2590 Comment
  SD257332  Penstemon oreocharis James R. Shevock Shasta Upper Kings Meadow 2255 Comment
  CAS-BOT-BC239616  Penstemon rydbergii var. oreocharis Alice Eastwood 1912-8-22 1916 Shasta Battle Creek, Lassen Butte Region Comment
  RSA305806  Penstemon rydbergii var. oreocharis James R. Shevock 1972-7-25 2213 Shasta Upper Kings Mdw, Lassen Peak 2256 Comment
  CHSC9472  Pentagramma triangularis G. Strausbaugh 1970-3-22 16 Shasta S edge pond formed at Whiskey Creek inlet and ca. 15 ft. above water. 373 Comment
  CAS-BOT-BC94095  Pentagramma triangularis Julie Kierstead Nelson 2004-3-12 2004 -005 Shasta Jones Valley, S side of Shasta Lake; ca. 10 mi NE of Redding. S of County Road 5H04 (Forest Road 33N03), near Clikapudi 335 Comment
  HSC49115  Pentagramma triangularis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9713 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC140473  Peraphyllum ramosissimum Greg de Nevers 2001-7-25 12615 Shasta Ahjumawi State Park 914 Comment
  CDA10974  Perideridia bolanderi G. F. Hrusa 1991-6-25 8460 Shasta Pit River Drainage; approx. 3 m. W of Fall River Mills along Hwy 299. Comment
  UC1036236  Perideridia bolanderi subsp. bolanderi George W. Gillett 1952-8-17 194 Shasta Little Hotsprings Valley Grade 2 mi below Bumpas Hell trail origin; Lassen Volcanic National Park, Lassen Peak Highway 2346 Comment
  UC1312897  Perideridia oregana L. Constance and T. I. Chuang 1967-7-21 3792 Shasta 3 1/2 mi w Platina 822 Comment
  CAS-BOT-BC413630  Persicaria amphibia Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Manzanita Lake, Lassen National Park 1828 Comment
  UCD99074  Persicaria hydropiper Malcolm A. Nobs; S. Galen Smith 1949-7-19 1027 Shasta Shasta County.: At junction of Pitt River and Hat Creek at Highway 299. Comment
  CHSC9249  Petrorhagia dubia G. Strausbaugh 1970-4-26 53 Shasta NW side of Whiskeytown Hwy. beside culvert where Whiskey Creek inlets lake. 370 Comment
  HSC101570  Petrorhagia dubia J. P. Smith, J. O. Sawyer 2010-5-7 12843 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  CHSC90207  Phacelia corymbosa L. P. Janeway 2001-5-28 7080 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  RSA74850  Phacelia frigida subsp. frigida F. W. Peirson 1926-6-23 6838 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  SBBG15257  Phacelia hastata D. Myrick 1961-6-24 353 Shasta W shore of Hat Lake 2133 Comment
  CHSC88333  Phacelia heterophylla subsp. virgata R. Fischer; J. Marr 2004-5-24 216 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  CHSC99765  Phacelia heterophylla subsp. virgata Lowell Ahart; John Dittes 2008-6-19 14852 Shasta On dry gray soil around rocks about 140 yards east of the Pit River, about 10 yards west of 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
  UC1602016  Phacelia heterophylla subsp. virgata C. J. Kraebel 1934-5-5 21 Shasta near Kennett; Redding Quadrangle Comment
  UC735106  Phacelia heterophylla subsp. virgata Lincoln Constance and Ren Hwa Shan 1946-6-1 3061 Shasta 2.5 mi w Vollmers (Trinity Center Rd above creek); Dog Creek 457 Comment
  POM127627  Phacelia heterophylla subsp. virgata Milo S. Baker 1898-7-7 s.n. Shasta Upper Clover Creek. Comment
  UC1036262  Phacelia linearis George W. Gillett 1952-6-28 49 Shasta near parking lot at entrance to Subway Caves (along State Hwy 89 ne of Lassen Volcanic National Park); Lassen National Forest 1310 Comment
  JEPS81032  Phacelia mutabilis J. P. Smith and J. O. Sawyer 1975-6-23 8299 Shasta road to Bully Choop 3.5 mi s State Route 299 at Buckhorn Summit (slopes of bally); Buckhorn Bally 1524 Comment
  JEPS85557  Phacelia purpusii Walter S. Lennon 1983-7-3 Shasta Hwy 299 East 1.8 mi w Hatchet Mountain Comment
  UC726935  Phacelia purpusii A. A. Heller 1941-6-24 16184 Shasta Hwy 299 near foot of grade (e side of mt.); Hatchet Mountain Comment
  HSC46255  Phacelia tanacetifolia M. Alcasas 1978-5-13 68 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  RSA0046806  Philadelphus californicus Jim R. Shevock 1992-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC383116  Philadelphus lewisii Andrew Townesmith; Karen M. Meyer 2007-7-24 852 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CAS-BOT-BC77391  Philadelphus lewisii G. B. Grant 1902-9-18 s.n. Shasta Redding 152 Comment
  JEPS49598  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Shasta river bank near Sims; Region of the Upper Sacramento Comment
  OBI29896  Philadelphus lewisii subsp. californicus Robert J. Rodin 1971-6-14 8465 Shasta At Slate Crk about 35 mi N of Redding along hwy 5 701 Comment
  CHSC60479  Phleum alpinum Mary Ann Showers 1992-6-28 2679 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  SEINET186021 Image available Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta few miles west of Viola, Mrs. Eastman's ranch 1524 Comment
  UCR268861  Phleum pratense Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31408 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  UCR84955  Phlox speciosa subsp. occidentalis Walter Wisura 1993-5-9 4889 Shasta Northwest: Hwy 299, 9 mi west of Redding Comment
  CAS-BOT-BC135029  Phoradendron bolleanum Lewis S. Rose 1955-6-14 55093 Shasta Whiskeytown 335 Comment
  JEPS42580  Phoradendron densum Mrs. C. F. Rose 1935-3-18 Shasta Whiskeytown Comment
  RSA1115  Phoradendron densum E. R. Johnson 1928-8-30 1184 Shasta Near Shasta City. Comment
  CAS-BOT-BC171209  Phoradendron serotinum subsp. tomentosum L. E. Smith 1914-3-1 s.n. Shasta Baird Comment
  CAS-BOT-BC58849  Phyllodoce breweri Hans Leschke 1959-8-10 1654 Shasta Lassen Volcanic National Park - Soda Lake 2385 Comment
  JEPS90929  Phyllodoce breweri Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9900 Shasta Upper Sacramento Valley, summit and ne face of Clover Mountain Clover Mountain; Upper Sacramento Valley, Clover Mountain 1950 Comment
Read comments
Dec 13 2009
  SJSU491  Phyllodoce breweri G. Witherspoon 1940-6-28 2150 Shasta Bumpass Hell, Lassen Volcanic National Park 2438 Comment
  UC1543716  Phyllodoce breweri Harold and Virginia Bailey 1948-8-27 2947 b Shasta overlooking Lake Helen (along trail from Lassen Peak parking area, Lassen Volcanic National Park); Lassen Volcanic National Park 2590 Comment
  UC485739  Phyllodoce breweri H. F. Copeland 1932-8-15 Shasta Mount Lassen, King's Creek Meadow (where the road crosses) King's Creek Meadow; Mount Lassen, King's Creek Meadow 2225 Comment
  JEPS66660  Phyllodoce breweri J. Grinnell 1927-6-17 Shasta Sugar Pine Flat, Viola Road Sugar Pine Flat; , Viola Road 1828 Comment
  CAS-BOT-BC142155  Physocarpus capitatus Lyman Benson 1930-7-18 2218 Shasta E. of Round Mt., Hatchet Creek - N. Sierra Nevada 1219 Comment
  UC466694  Physocarpus capitatus Lewis C. Rosenbaum 1916-7-3 Shasta Castella Comment
  CAS-BOT-BC142151  Physocarpus capitatus William A. Dayton 1913-7-1 350 Shasta On banks of the northfork of Swift Ck, shortly above its junction with Swift Creek - Shasta Forest 762 Comment
  NY63544  Pinus albicaulis H. E. Brown 1897-5-15 499 - Shasta Near Pit River Ferry 213.4 Comment
  CAS-BOT-BC78319  Pinus attenuata W. B. C. 1938-8-19 11534 Shasta Below Wagon Camp 1676 Comment
  UC1540400  Pinus contorta Calvin McMillan 1950-8-24 1562 Shasta road from Hat Creek to Lassen National Park Comment
  CAS-BOT-BC78436  Pinus contorta subsp. murrayana W. B. C. 1938-8-24 11585 Shasta Along the Round-the-Mountain road 1798 Comment
  RSA0088705  Pinus monticola Bonnie C. Templeton 1968-6-11 11327 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  CAS-BOT-BC72862  Pinus ponderosa William R. Dudley 1899-8-27 10 Shasta Near Sisson's Tavern, upper Sacramento R. Valley 1066 Comment
  CAS-BOT-BC79076  Pinus ponderosa John Thomas Howell 1960-8-22 36412 Shasta 4.5 miles ne. of Manzanita Lake Comment
  CHSC101371  Pinus sabiniana Julian Dormady; J. O'Byrne, Iain Parkinson 2007-10-16 5 Shasta Southern Cascades Ecoregion. Lake Shasta. Eastside of I5 junction 702. Lake head under I5 bridge on Antlers road. 335 Comment
  SEINET5586348  Pinus sabiniana M. Bauer 2014-1 111214 Shasta ca. 10 mi N Redding on I-15, exit 689 to McColl, along road west of freeway near the off-ramp. 281 Comment
  CAS-BOT-BC137279  Piperia elegans Dean Wm. Taylor; Robert A. Price; Rexford E. Palmer; Roy A. Buck 1988-6-1 9725 Shasta Field redacted by CAS, contact the data manager for more information 743 Comment
  CHSC61122  Piperia unalascensis Vernon H. Oswald; Lowell Ahart 1993-7-27 5714 Shasta Trail in Blue Lake Canyon, 0.6 mi E of the park boundary. Lassen Volcanic National Park. 2011 Comment
  UCD121071  Plagiobothrys Walter S. Lennon 1983-4-18 s.n. Shasta Millville Plains Rd., 2.2 mi north of Dersch Rd., Anderson. Comment
  JEPS90192  Plagiobothrys acanthocarpus Dean Wm. Taylor with Rexford E. Palmer 1988-5-2 9597 Shasta Dry Creek 0.3 mi downstream from Twin Bridges (along Dersch Road, Millville Plains, Sacramento Valley); Sacramento Valley, Millville Plains, Dry Creek 134 Comment
  UC1053443  Plagiobothrys bracteatus Rimo Bacigalupi, and Arthur Holmgren 1950-4-24 3135 a Shasta cliffs along e side of river opposite town of Dunsmuir (directly opposite RR. shops); Sacramento River Comment
  SJSU1537  Plagiobothrys bracteatus C. W. Sharsmith 1954-6-23 6191 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  JEPS95560  Plagiobothrys glyptocarpus Vernon H. Oswald and L. Ahart 1994-5-6 6182 Shasta T33N R3W SE1/4 Sec. 9, 1150 ft, Yellow Pine Forest. Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake 350 Comment
  RSA128387  Plagiobothrys glyptocarpus Robert F. Hoover 1942-5-20 5876 Shasta Shasta County: 7 miles E of Redding Comment
  SBBG28852  Plagiobothrys glyptocarpus C. L. Hitchcock 1940-5-23 6522 Shasta 5 mi E of Burney Falls Comment
  CHSC60333  Plagiobothrys hispidulus Mary Ann Showers 1992-6-28 2651 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  JEPS28794  Plagiobothrys hispidulus George W. Gillett 1957-8-20 1111 Shasta Brokeoff Meadows Lassen Volcanic National Park (above cabins) 1920 Comment
  SD133778  Plagiobothrys infectivus Walter S Lennon 1983-4-14 Shasta Millville Plains Road, 1.3 miles north of Dersch Rd., Anderson. Comment
  CHSC118555  Plagiobothrys leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21403 Shasta Bottom of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  HSC49774  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9838 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  HSC72018  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9593 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  JEPS120201  Plagiobothrys nothofulvus Julie Kierstead Nelson 2012-4-7 2012 -002 Shasta Clear Creek Gorge near overlook picnic area; ca. 5 miles SW of Redding Comment
  CHSC93202  Plagiobothrys stipitatus var. micranthus R. Fischer 2005-5-23 508 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Rat Farm Road near McArthur Fairgrounds in vernal depressions. 1013 Comment
  UC280353  Plagiobothrys tenellus Milo S. Baker May 1896 58 Shasta Morley Station Comment
  CAS-BOT-BC94983  Plantago aristata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 892 Shasta Castle Crags S.P., 1 km NE of entrance station, 100 m N of Interstate 5 624 Comment
  UC141563  Plantago virginica A. A. Heller 1905-5-30 7896 Shasta near Redding Comment
  UC1543709  Platanthera Harold and Virginia Bailey 1948-8-25 3044 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC1213  Platystemon californicus M. Underhill 1953-6-4 Shasta 76 Comment
  UC54570  Plectritis brachystemon H. M. Hall and E. B. Babcock June, 1903 4203 Shasta Sierra Nevada Mountains, Fall River Springs, north-eastern Shasta County Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 Comment
  UC890285  Plectritis brachystemon Alice Eastwood 1912-6-28 695 Shasta Burney Comment
  CAS-BOT-BC254772  Poa bolanderi Hans Leschke 1959-8-7 1620 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CAS-BOT-BC254910  Poa bulbosa B. Bartholomew; B. Anderson 1988-5-12 4080 Shasta McArthur Burney Falls Memorial State Park 910 Comment
  UCD90687  Poa bulbosa L. McArthur 1926-5-17 s.n. Shasta From McArthur. Comment
  HSC10661  Poa bulbosa D. C. Juve 1964-5-2 12 Shasta Burney Falls State Park. Hwy. 89 Comment
  SEINET188386 Image available Poa canbyi C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  UC60323  Poa compressa E. Palmer 1892-1 2656 Shasta near Mt Shasta Comment
  SEINET11523960  Poa nervosa Bolander s.n. Shasta Summit;;;; Comment
  CDA13520  Poa pratensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13346 Shasta Lassen National Forest; Uncommon rhizomatous perennial in opening at edge of Abies concolor forest. 1/4 mile N of Eskimo Grade summit. Lemmas very short. Comment
  CAS-BOT-BC105056  Poa pratensis subsp. pratensis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 879 Shasta Castle Crags State Park. Along Castle Creek Road, 1.5 road miles from Interstate 5 exit. NE side of road, across from 655 Comment
  CHSC99516  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2008-6-19 14848 Shasta Under 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
  CAS-BOT-BC255240  Poa pringlei George W. Gillett 1957-8-10 1021 A Shasta Saddle between Ski Hill and Pilot Pinnacle, Lassen Volcanic National Park 2636 Comment
  CHSC60480  Poa pringlei Mary Ann Showers 1992-6-28 2675 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  UC60813  Poa pringlei W. L. Jepson 1895-1 Shasta Shasta Comment
  POM205506  Poa secunda C. V. Piper 1904-5-30 6336 Shasta Castella Comment
  UCD112272  Poa secunda Christopher Mallek 2008-5-8 AC4- 20 Shasta Ash Creek. 876 Comment
  CHSC84063  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2003-5-22 10193 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC1024825  Poa secunda subsp. secunda Leo Whitney 1935-6-12 3236 Shasta 13 mi n Lassen Peak (Logan Mt); Lassen Nat'l Forest 1981 Comment
Read comments
Apr 15 2007
  JEPS101926  Poa wheeleri Dean W. Taylor 1974-7-31 4060 c Shasta vicinity of Magee Peak; Lassen National Forest, Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  JEPS28288  Poa wheeleri George W. Gillett 1957-8-8 982 -A Shasta beyond first switchback above the Hemlock Flat Lassen Peak; Lassen Volcanic Nat'l Park 2651 Comment
  UC790997  Poa wheeleri A. A. Beetle 1941-6-30 2848 Shasta banks of Hat Creek Hat Creek; Lassen Nat'l Forest 1219 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
  SEINET4557451  Polemonium californicum George W. Gillett 1953-1 294 Shasta In vicinity of Hat lake. 1974 Comment
  CAS-BOT-BC231289  Polemonium pulcherrimum A. R. Kruckeberg 1954-8-5 3706 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park, near summit 2590 Comment
  RSA125592  Polemonium pulcherrimum Arthur R. Kruckeberg 1954-8-5 3706 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park, near summit. 2591 Comment
  OBI77203  Polygala cornuta Anthony Baniaga 2011-7-25 514 Shasta Lassen NF. Along Hat Crk trl, ca 1/4 mi Se of Bridge campground. Old Station quad t33N R5E sec 9 SW of SW 1176 Comment
  SEINET11181717 Image available Polygala cornuta Unknown 1938-7-22 11324 Shasta Kell Sisson Southern Trail Chaparral Comment
  CAS-BOT-BC170308  Polygala cornuta var. cornuta Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  JEPS73711  Polygala cornuta var. cornuta L. R. Heckard with T. I. Chuang 1968-7-2 1964 Shasta along w side of river 7 mi n La Moine; Sacramento River 457 Comment
  SD104467  Polygala cornuta var. cornuta Reid Moran 1978-6-24 26053 Shasta forested east slope, Little Roaring Creek 775 Comment
  UC1326271  Polygonum amphibium var. stipulaceum Milo S. Baker 1947-8-13 11988 Shasta Summit Lake Mt. Lassen Nat. Park 2042 Comment
  JEPS91064  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 10848 Shasta 2.5 air mi nw of Shingletown (Northern Sacramento Valley, at s base of Di Hill, along right of way of Pacific Gas Pipeline); Northern Sacramento Valley, Di Hill 670 Comment
  UC1136131  Polygonum bidwelliae A. E. Wieslander July 1929 123 Shasta Fort Mountain Shasta <National> Forest, Bartle Quadrangle 1219 Comment
  JEPS91061  Polygonum californicum Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9780 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
  UC1303177  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on plateau about 3 mi ne Redding Comment
  UC850366  Polygonum douglasii subsp. douglasii E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UCD39152  Polygonum hydropiper Beecher Crampton 1964-8-26 7179 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  CAS-BOT-BC419841  Polygonum parryi Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC419820  Polygonum parryi H. D. Ripley; R. C. Barneby 1948-7-6 9662 Shasta Sacramento Valley, 10 mi. S. of Castella 457 Comment
  UC850434  Polygonum polygaloides subsp. confertiflorum Alice Eastwood Jun 29 1912-Jul 11 1912 1022 Shasta Goose Valley Comment
  UC1543744  Polygonum polygaloides subsp. kelloggii Harold and Virginia Bailey 1948-8-27 2868 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC419911  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-8-22 36403 Shasta Lassen Volcanic National Park. Dersch Meadows 1981 Comment
  CHSC110781  Polygonum sawatchense subsp. sawatchense Dean Wm. Taylor 2012-7-18 21291 Shasta Klamath Mountains. Trinity Mountains, saddle between Chicken Hawk Hill and Rattlesnake Hill at summit of Forest Road 38N21; TRS 37N5W17. 1813 Comment
  UC1036312  Polygonum shastense George W. Gillett 1952-8-9 162 Shasta Lassen Peak Lassen Volcanic National Park (e shoulder) 2743 Comment
  CAS-BOT-BC109272  Polygonum shastense Dr. Hans Leschke 1942-9-16 s.n. Shasta Mount Lassen. 2621 Comment
  UCSB9598  Polygonum shastense Myrick, Donald 1964-7-22 Shasta Mt. Lassen Trail Parking area, Lassen Volcanic National Park 2529 Comment
  CHSC116258  Polypogon maritimus Barbara L. Wilson; Nick Otting 2015-5-29 18411 Shasta Pollard Gulch Day Use Area on the Sacramento river. 413 Comment
  CAS-BOT-BC233235  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta E of Whiskeytown Comment
  CAS-BOT-BC384615  Polystichum V. Welch 1969-8-30 s.n. Shasta 25 miles east of Redding; foothills of mountains Comment
  CDA12969  Polystichum imbricans G. F. Hrusa 1996-5-2 12913 Shasta Lassen National Forest; Near corner of Hwy 89 and USFS S16, on E side of 89. Comment
  CHSC9317  Polystichum imbricans G. Strausbaugh 1970-3-22 15 Shasta NE edge Brandy Creek Swimming Area parking lot and ca. 5 ft. e of asphalt footpath amid boulders. 376 Comment
  CDA13012  Polystichum lemmonii G. F. Hrusa, T. D. Wilfred 1996-6-1 12942 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  JEPS89826  Polystichum lemmonii Dean W. Taylor 1993-6-16 13689 Shasta near summit Bully Choop Mt.; N. Coast Ranges, Bully Choop Mt. 2072 Comment
  UC1258437  Polystichum scopulinum A. Lefebvre 1941-9-23 Shasta Crescent Cliffs; Lassen Nat'l Park Comment
  CAS-BOT-BC72497  Polystichum scopulinum Hans Leschke 1959-8-8 1636 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  CAS-BOT-BC102968  Populus trichocarpa John Thomas Howell 1960-8-22 36356 Shasta Manzanita Lake 1783 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  UC55214  Potamogeton foliosus Milo S. Baker 1898-7-10 Shasta Pursh Creek Comment
  RSA286345  Potamogeton richardsonii Robert F. Thorne 1974-7-29 45023 Shasta Lassen Volcanic National Park: Manzanita Lake. 1783 Comment
  UCD113756  Potentilla flabellifolia J. M. Tucker 1951-8-3 2218 Shasta Near edge of Terrace Lake, Lassen Volcanic National Park. Comment
  UC561049  Potentilla gracilis var. fastigiata Foster 1894-7-5 Shasta Upper Sacramento River Comment
  CDA12915  Potentilla millefolia G. F. Hrusa 1996-5-2 12857 Shasta Lassen National Forest; Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. Comment
  CAS-BOT-BC158508  Potentilla millefolia Blanche Clear 1940-7-26 s.n. Shasta Badger Flat, Lassen Park Comment
  RSA0094215  Prunella vulgaris var. lanceolata Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31413 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CAS-BOT-BC158191  Prunus emarginata William A. Dayton 1913-8-15 508 Shasta Shasta National Forest. Mountain House Range 1706 Comment
  SJSU522  Prunus subcordata G. Witherspoon 1940-6-26 2102 Shasta 1.75 mi N of Maahcooatche,Lassen National Forest 1524 Comment
  SEINET10541557  Prunus virginiana Worley 1985-5-12 WORLEY 77 Shasta T29n,r8w,sec.1 h.m. 2.5 Miles e of platina. Co road a 16. Ravine with Calycanthus, prunus, fraxinus 579 Comment
  CAS-BOT-BC156386  Prunus virginiana var. demissa Alice Eastwood 1923-5-20 11855 Shasta Shasta Springs Comment
  UC1536918  Prunus virginiana var. demissa Gordon H. True Jr. 1938-5-24 929 Shasta near summit of Soldier Mountain Soldier Mountain 1688 Comment
  CAS-BOT-BC357396  Pseudognaphalium microcephalum John Thomas Howell 1960-8-22 36384 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  SEINET10719598  Pseudotsuga menziesii var. menziesii Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 159 Shasta Shasta-Trinity National Forest. 6.6 mi. W of State Route 299, on Fender's Ferry Rd. (FS Rd. 34N17) 503 Comment
  POM260175  Psilocarphus brevissimus C. L. Hitchcock 1940-5-17 6462 Shasta 3 miles east of Redding. 152 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
  RSA530014  Psilocarphus oregonus D. W. Taylor 1988-6-21 9838 Shasta Burney Spring, south base of Burney Mountain (Lassen National Forest). 1445 Comment
  HSC85956  Psilocarphus tenellus J. P. Smith, J. O. Sawyer 1982-5-9 10400 Shasta Lewiston Turnpike, 0.1 mi. from its junction with Hwy. 299 610 Comment
  CAS-BOT-BC146417  Ptelea crenulata L. E. Smith 1913-5-28 304 Shasta Pitt River Comment
  CAS-BOT-BC146421  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Near Middle Creek Station Comment
  SEINET6645899  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Near Middle Creek Station Comment
  CAS-BOT-BC72676  Pteridium aquilinum W. B. C. 1938-9-2 11589 Shasta Along Sisson Southern Trail 1371 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
  UC21692  Pterospora andromedea Milo S. Baker 1893-8-12 Shasta Bear Valley Mts. Comment
  CAS-BOT-BC460539  Pterospora andromedea Alice Eastwood 1912-6-29 853 Shasta Goose Valley Comment
  UCD92325  Puccinellia John Thomas Howell 1954-4-26 29177 Shasta West of Tower House, about 6 miles west of Whiskeytown. Comment
  JEPS122374  Purshia tridentata Joseph Broberg, Jaycee Leonard 2012-7-16 CA 320 -109 Shasta From Alturas, CA take highway 299 South West towards Nubieber. After Nubieber turn left at American flag into Muck Valley Allotment. Drive 2.3 miles on Muck Valley Road. Collection is on both sides of the road Comment
  JEPS91116  Purshia tridentata Dean W. Taylor 1974-6-13 3693 Shasta 10 mi e of McCloud (on Highway 89, Cascade Mountains); Cascade Mountains, Highway 89 1127 Comment
  CAS-BOT-BC147884  Purshia tridentata var. tridentata John Thomas Howell 1960-8-23 36430 Shasta Chaos Jumbles Comment
  CHSC118543  Purshia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21413 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
  UCSB62938  Purshia tridentata var. tridentata Sarr, Dan 1995-7-30 Shasta 1 mi W of the intersection of Highways 89 and 299 910 Comment
  CAS-BOT-BC460854  Pyrola aphylla Marion Ownbey; Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile S of Viola Comment
  RSA0082798  Pyrola aphylla Marcus E. Jones 1931-7-17 29075 Shasta Shasta City (Session's). Comment
  SBBG5365  Pyrola asarifolia H. and M. Dearing 1939-6-13 3645 Shasta Reflection Lake Comment
  SBBG5375  Pyrola picta H. and M. Dearing 1938-6-27 2169 c Shasta Hat Crk Comment
  UC876269  Pyrola picta Alice Eastwood 1912-7-12 1039 Shasta Burney Butte Comment
  RSA0083261  Pyrola picta Marcus E. Jones 1931-7-17 29062 Shasta Shasta City (Session's). Comment
  UC1036153  Pyrola picta George W. Gillett 1953-8-6 319 Shasta Slopes of Chaos Crags Crater. Shasta County 2011 Comment
  CAS-BOT-BC68630  Quercus chrysolepis A. A. Heller 1920-8-4 13497 Shasta Pit river bridge on the State Highway Comment
  POM212068  Quercus chrysolepis Carl B. Wolf 1930-10-14 1743 Shasta 1 mile below Ingot, on Redding to Alturas Hwy. 305 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
  UC1174984  Quercus chrysolepis P. C. Everett and E. K. Balls 1959-10-22 23923 Shasta 1.7 mi nw Shasta (along U.S. Hwy 299) 396 Comment
  UCD45377  Quercus chrysolepis Robert F. Thorne; L. DeBuhr, C. W. Tilforth 1972-9-22 42399 Shasta Shasta National Forest: Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park in mixed evergreen forest. Elevation 2500 ft. 762 Comment
  CHSC110505  Quercus douglasii Julie Kierstead Nelson 2012-5-1 2012 -013 Shasta 5 miles N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  UC1181946  Quercus douglasii J. I. Mallory 1960-10-26 197 Shasta 1 mi nnw Pit No. 1 Power House 963 Comment
  UC1583969  Quercus douglasii G. Schoolcraft 1990-8-14 2127 Shasta about 1 mi e Cassel (along road) 975 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
  HSC71871  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5804 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  UCD45939  Quercus durata var. durata E. B. Alexander 1961-1-20 84 Shasta Three fourths mile south of Messelbeck Dam, North Fork of Cottonwood Creek, altitude 2050 feet, Quadrangle 31A, Sec. 31, T. 31N, R. 7W, Shasta County. 624 Comment
  CAS-BOT-BC94623  Quercus garryana A. A. Heller 1916-7-23 12496 Shasta Between the McCloud and Sacramento rivers in the yelow pine and Quercus garryana belt along the highway grade Comment
  CAS-BOT-BC94639  Quercus garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River bridge Comment
  CAS-BOT-BC94643  Quercus garryana Clarence R. Quick 1951-8-16 51 -100 D Shasta near Burney State Park Comment
  CSUSB839  Quercus garryana Michele Hill, Jack Hill 1973-7-8 Shasta Roadside, Highway 299, 7 miles west of Whiskey town Lake 914 Comment
  UC1583988  Quercus garryana G. Schoolcraft 1990-8-14 2124 Shasta n end Hogback Ridge (s of Fall River Mills) 1280 Comment
  CAS-BOT-BC94626  Quercus garryana E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC62745  Quercus garryana var. breweri C. Hart Merriam 1919-10-9 s.n. Shasta Chaparral hills between Sacramento & Mc Cloud Rivers, on Highway NW of Baird Comment
  CAS-BOT-BC62753  Quercus garryana var. breweri C. B. Wolf 1931-9-1 2385 Shasta Along the Pacific Highway, 28 mi. no. of Redding 609 Comment
  RSA300570  Quercus garryana var. breweri John Dourley, Walter Wisura 1982-10-15 3868 Shasta Lake Shasta Recreational Area, O'Brien off ramp of I 5, 0.2 mi on Shasta Cavern Rd. 549 Comment
  RSA537382  Quercus garryana var. breweri Walter Wisura, J. Romero 1991-10-16 4590 Shasta Along Shasta Cavern Rd, O'Brien off ramp of I5 at Lake Shasta. Comment
  SEINET4290291 Image available Quercus garryana var. breweri Unknown 1913-1 436 Shasta Shasta Forest. Ranger Station camp on Trinity Mountain. 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
  UC72509  Quercus kelloggii Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  CAS-BOT-BC62840  Quercus lobata John M. Tucker 1970-5-3 4182 Shasta Highway 299 ca. 2 mi. southwest of Round Mountain; east facing slope above Cedar Creek 518 Comment
  UC1135855  Quercus wislizeni R. W. Lundh 1932-11-17 175 Shasta French Gulch Weaverville Quad. 609 Comment
  UC1135902  Quercus wislizeni var. frutescens A. E. Wieslander 1933-10-11 101 Shasta Cline Gulch Weaverville Quad. 762 Comment
  RSA134869  Quercus wislizeni var. wislizeni Percy C. Everett, E. K. Balls 1959-10-22 23920 Shasta 2.5 miles southeast of Shasta along U. S. Highway 299 from Redding. 107 Comment
  RSA293163  Quercus wislizeni var. wislizeni J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9697 Shasta County road A16, 7 miles from its jct with State Route 36. 671 Comment
  RSA407607  Raillardiopsis scabrida D. W. Taylor, Clifton, Palmer, Buck 1987-6-28 9089 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  UC1558255  Ranunculus Harold and Virginia Bailey 1948-8-25 3042 c Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CDA37309  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, southwest of Old Station, between McElroy Road & Sugar Loaf Lane, along California Scenic Highway 89/44. 0 Comment
  CAS-BOT-BC379073  Ranunculus aquatilis var. diffusus Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16536 Shasta in Hat Creek, at Hat Creek Picnic Grounds, 13 mi NE of E entrance to Lassen National Park Comment
  SD64396  Ranunculus aquatilis var. diffusus Darley F. Howe 1966-8-31 4305 Shasta On hwy #89, 14.4 miles south of north entrance to Lassen National Forest 1310 Comment
  JEPS120263  Ranunculus muricatus Julie Kierstead Nelson 2009-3-30 2009 -014 Shasta 5 mi. N of Shasta College, NE of Redding, unnamed tributary to Stillwater Creek Comment
  CHSC111312  Ranunculus occidentalis Julie Kierstead Nelson 2012-5-13 f 2012 -043 Shasta Floodplain of unnamed tributary to Stillwater Creek, ca. 10 mi. NE of Redding. 198 Comment
  UCR206335  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-14 15025 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
  CHSC9476  Ranunculus occidentalis var. occidentalis G. Strausbaugh 1970-3-29 20 Shasta N bank of Whiskey Creek ca. 15 ft. above water's edge and ca. 25 yds. n of culvert where inlets to lake. 373 Comment
  UC54286  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4157 Shasta Bear Flat Sierra Nevada Mountains 1310 Comment
  JEPS90874  Ranunculus uncinatus Dean W. Taylor 1993-5-23 13490 Shasta 1 mi w of Darrah Springs Fish Hatchery (Sacramento Valley, Battle Creek, below stone wall at w end Coleman Canal siphon); Sacramento Valley, Battle Creek 274 Comment
  UCD97312  Ranunculus uncinatus J. Brown 1992-5-9 25 Shasta Ah DiNa campground site #2. 670 Comment
  SEINET11526679  Raphanus sativus K. Terrell 1960-4-16 s.n. Shasta Redding. 366 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
  POM244262  Rhamnus californica subsp. occidentalis Carl B. Wolf 1937-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 miles S of Flume Creek, 8/10 miles N of Mears Creak. 610 Comment
  UC592713  Rhamnus californica subsp. occidentalis Carl B. Wolf 1934-7-7 Shasta just s Castle Creek (w side of Sacramento River) 609 Comment
  UC1121914  Rhamnus purshiana H. R. Josephson 1933-5-26 12 Shasta Chase Gulch, on Dog Creek Shast National Forest, Redding Quad. 487 Comment
  UC1583972  Rhamnus rubra G. Schoolcraft 1990-7-31 2118 Shasta se of Popcorn Cave (along main road) 1219 Comment
  UC870853  Rhamnus rubra C. L. Hitchcock 1940-5-17 6445 Shasta 3 mi e Redding 152 Comment
  RSA27945  Rhamnus rubra subsp. modocensis C. L. Hitchcock 1940-5-26 6619 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA390171  Rhamnus tomentella subsp. tomentella Christopher Davidson 1973-5-22 2089 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  CHSC9231  Rhododendron occidentale G. Strausbaugh 1970-5-24 67 Shasta First cove n of White Rock Gulch on Whiskey Creek arm of Whiskeytown Lake, at tip of inlet. 370 Comment
  LA41022  Rhododendron occidentale Betty Harris; 1939-4-27 s.n. Shasta near Anderson Comment
  HSC101571  Rhus aromatica J. P. Smith, J. O. Sawyer 2010-5-7 12844 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  HSC48888  Rhus aromatica J. P. Smith 1977-4-16 9007 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 Comment
  HSC72330  Rhus aromatica J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9643 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  CAS-BOT-BC168119  Rhus aromatica James McMurphy 1914-4-1 s.n. Shasta Pitt Comment
  UC17952  Rhus trilobata M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  CAS-BOT-BC437988  Ribes Alice Eastwood 1912-6-29 948 Shasta Goose Valley Comment
  CAS-BOT-BC92392  Ribes aureum var. aureum Ellsworth Bethel 1923-4-30 s.n. Shasta Aden to Fall River Mills. Comment
  CAS-BOT-BC108753  Ribes cereum Ellsworth Bethel 1923-4-21 1033 Shasta Fall River Mills. Comment
  CAS-BOT-BC108757  Ribes cereum Ella Dales Cantelow 1940-5-31 4339 Shasta Near Days Old Station off Highway 89. Comment
  CHSC88804  Ribes cereum var. cereum R. Fischer 2004-7-3 309 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1054 Comment
  SEINET188349 Image available Ribes inerme C. L. Hitchcock 1940-5-24 6559 Shasta Hat Creek ca. 20 miles west of Fall River Mills Comment
  JEPS49415  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 295 Shasta Twin Valleys Comment
  HSC84192  Ribes lobbii J. P. Smith, Thomas W. Nelson 1982-5-15 10451 Shasta 1220 Comment
  CHSC54490  Ribes montigenum Vernon H. Oswald 1991-7-22 4763 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
  CDA12913  Ribes nevadense G. F. Hrusa 1996-5-2 12855 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
  CHSC63340  Ribes nevadense Vernon H. Oswald; Lowell Ahart 1994-6-14 6276 Shasta Forest Road 25, 5.4 mi W of the Castle Crags State Park - Shasta National Forest boundary, at a branch of Castle Creek. 1234 Comment
  HSC100280  Ribes nevadense J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13389 Shasta Along East County Line Road. 1384 Comment
  UC1736508  Ribes nevadense Dean W. Taylor 1993-6-16 13678 Shasta headwaters Jerusalem Cr, ca. 1 mile S Bully Choop Mountain 1493 Comment
  CDA12932  Ribes roezlii G. F. Hrusa 1996-5-2 12874 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  JEPS49162  Ribes roezlii W. L. Jepson 1910-6-8 4084 Shasta slopes near Hot Spring Valley (near Lassen Pk.) 1828 Comment
  SBBG83401  Ribes roezlii K. Gonot 1975-5-24 29 Shasta 9 mi N of Silver City 1371 Comment
Read comments
Feb 29 2016
  UC1543693  Ribes roezlii Harold and Virginia Bailey 1948-8-27 2848 Shasta about 3 mi e Manzanita Lake (Loop Road); Lassen Volcanic National Park 1828 Comment
  UC54299  Ribes roezlii H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4319 Shasta near Soupan Springs; Mount Lassen 2286 Comment
  CHSC57385  Ribes roezlii Helen L. Parker 1990-4-15 155 Shasta N. side of 299 E 200 ft. N. of 4000 ft. elevation marker on Hatchet Mountain. 1219 Comment
  CAS-BOT-BC198896  Ribes roezlii var. cruentum Ellsworth Bethel 1923-5-6 s.n. Shasta Montgomery Creek 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
  JEPS89393  Rigiopappus leptocladus Dean Wm. Taylor with Robert A. Price 1988-6-1 9701 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299 (Burney Valley, Pit River Watershed); Burney Valley, Pit River Watershed, Black Ranch Road 944 Comment
  UC54078  Rigiopappus leptocladus H. M. Hall and E. B. Babcock June 1903 4171 Shasta Fall River Springs, ne Shasta County Sierra Nevada Mountains 1066 Comment
  UCD35711  Rigiopappus leptocladus Beecher Crampton 1960-6-16 5635 Shasta 5 miles south of Fall River Mills. Comment
  UC1558200  Rorippa Harold and Virginia Bailey 1948-8-27 2873 b Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC74671  Rorippa curvisiliqua George W. Gillett 1957-7-21 862 Shasta Juniper Lake - Cameron Meadow Trail. 300 yards north of trail summit. 2118 Comment
  POM277868  Rosa bidenticulata Alice Eastwood 1386 Shasta Castella. Comment
  UC1128615  Rosa californica P. L. Johannsen 1933-6-2 179 Shasta Eagle Creek Weaverville Quadrangle Comment
  JEPS14651  Rosa canina Mary Twight 1956-6-20 47 Shasta entrance to Castle Crags State Park , entrance to Castle Crags State Park (Castella) 609 Comment
  UC467686  Rosa pisocarpa subsp. ahartii Milo S. Baker 1898-7-9 423 Shasta Tamarack Rd near summit Comment
  RSA602825  Rubus discolor Louis C. Wheeler 1958-8-23 7422 Shasta Castella. Castle Creek near mouth. Comment
  UCR206003  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  CHSC9222  Rubus parviflorus G. Strausbaugh 1970-6-21 111 Shasta Slope near spring on east side of dirt road on Buckhorn Bally ca. 3.5 mi. s from U.S. Hwy. 299 W 19.5 mi. east of Douglas City. 1188 Comment
  POM271062  Rubus parviflorus Lyman D. Benson 1930-7-18 2220 Shasta E of Round Mountain. N Sierra Nevada Mountain Range. Hatchet Creek River. 1220 Comment
  SEINET10686043  Rubus parviflorus Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 161 Shasta Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road. 240 Comment
  JEPS44762  Rubus ursinus J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  CAS-BOT-BC433402  Rumex crispus John Thomas Howell 1960-8-22 36361 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CDA2860  Rumex kerneri G. D. Barbe 1980-6-5 2811 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. Comment
  CHSC93004  Rumex salicifolius var. salicifolius R. Fischer 2005-7-15 602 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along main park road east of Crystal Springs at a marshy meadow. 1008 Comment
  UC935758  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-6-15 778 Shasta marsh at junction of Pitt River and Hat Creek (at Highway 199); jct of Pitt River and Hat Creek Comment
  UC935792  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-7-19 1019 Shasta Highway 299 junction of Pit River and Hat Creek; junction of Pit River and Hat Creek Comment
  POM313179  Sagittaria latifolia Malcolm A. Nobs, S. Galen Smith 1949-7-19 1016 Shasta Round Mountain, Highway 299. Comment
  JEPS111024  Salix J. K. Nelson 2001-5-3 2001 -11 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  CAS-BOT-BC103354  Salix bonplandiana L. E. Smith 1914-5-10 679 Shasta [Kennet] Kennett Comment
  CAS-BOT-BC102828  Salix boothii C. R. Ball; Mrs. 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
  CAS-BOT-BC102831  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  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-BC102839  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 383 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  RSA201371  Salix boothii J. T. Howell 1960-8-21 36319 Shasta Kings Creek Meadow. 2210 Comment
  UC482009  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 382 Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482017  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482020  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 385 Shasta ca. 1.5 km w Helen Lake (below spring above hwy., 2 mi below base of Mt. Lassen); Mt. Lassen 2370 Comment
  UC1608332  Salix eastwoodiae J. Kierstead 1991-4-12 90 -5 Shasta at Saddle Gulch Saddle Gulch (Mad River Rd. (Forest Service Rd. 30)); Shasta-Trinity Nat'l Forests, Yolla <Bolla> Ranger Dist. 975 Comment
Read comments
Jul 8 2011
  UC727192  Salix exigua var. hindsiana A. A. Heller 1918-5-12 13024 Shasta McCloud R. Fish Hatchery Comment
  CHSC85731  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Lassen National Forest. On Manzanita Creek, at crossing of USFS Rd. 31NS17 approx. 1/3 m. E of Hwy 44. 1650 Comment
  UCD110809  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Manzanita Creek, at crossing of USFS Rd. 31NS17 Approx. 1/3 m. E of Hwy. 44. 1650 Comment
  SEINET4855856  Salix gooddingii var. variabilis Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding. 180 Comment
  CAS-BOT-BC107816  Salix hindsiana Mrs. D. B. McAllister 1918-6-17 2 Shasta Ydaloom Comment
  CAS-BOT-BC106884  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 691 Shasta near Sulphur Springs, Lassen Volcanic National Park Comment
  UCD111094  Salix jepsonii John Thomas Howell 1960-8-21 36312 Shasta Lassen Loop east of Diamond Peak. 2225 Comment
  CAS-BOT-BC125417  Salix lasiandra var. lasiandra Alice Eastwood 1917-9-2 6642 Shasta Shasta Springs Comment
  CAS-BOT-BC125421  Salix lasiandra var. lasiandra L. S. Smith 1931-6-7 20 Shasta Mt. Shasta 1066 Comment
  CAS-BOT-BC125425  Salix lasiandra var. lasiandra Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC125413  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 1745 Shasta Manzanita Lake 1781 Comment
  CAS-BOT-BC125429  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 1751 Shasta Manzanita Lake 1781 Comment
  UC528169  Salix lasiolepis R. Bollaert 1934-12-20 1 a Shasta Kennett Squaw Creek (creek is tributary of Sacramento River) 152 Comment
  UCSB24543  Salix lasiolepis Simpson, C. 1967-3-25 Shasta Along church creek, opposite 2455 Becon Street, Summit City 266 Comment
  CAS-BOT-BC124514  Salix lasiolepis var. lasiolepis R. Bollaert 1934-12-20 1 b Shasta Squaw Creek, tributary of the Sacramento River, at [Kennettt] Kennett 152 Comment
  CAS-BOT-BC128378  Salix lasiolepis var. lasiolepis Rene Bollaert 1934-12-20 1 a Shasta Squaw Creek, tributary of the Sacramento River, at Kennett 152 Comment
  CAS-BOT-BC124868  Salix lemmonii John Thomas Howell 1960-8-22 36321 Shasta Manzanita Lake 1783 Comment
  UC483081  Salix lemmonii Frank W. Peirson 1932-7-12 10132 b Shasta 1000-Lake slope of Red Crater Comment
  UC481738  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 480 a Shasta ca. 1 km. n. Redding (near hwy.) 180 Comment
  UCD111774  Salix melanopsis John Thomas Howell 1960-8-22 36373 Shasta Anklin Meadows. 1889 Comment
  RSA401521B  Salvia columbariae Mark Flippo 1978-5-13 49 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  SEINET12319554  Salvia columbariae J. T. Nicol 1978-1 4 Shasta Ca 2.2 mi ESE of Ono on Platina Rd. Sect15 T30N R7W 290 Comment
  UC1606417  Salvia reflexa Barbara Ertter with Julie Kierstead Nelson 1993-5-16 11837 Shasta 2 air mi e junction of Oasis Road and Old Oregon Trail (Nelson residence on ne side of Redding); Redding 213 Comment
  UC883988  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River 426 Comment
  HSC92509  Salvia sonomensis K. White, D. Johnson, Eric Gundershaug 1994-4-11 47 Shasta 3.9 mi. NE of Hwy. 36 on A16 (Platina Rd.) 701 Comment
  RSA82399  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  CDA43031  Salvia virgata Robin Fallscheer 2014-9-9 PDR# MVAP 06099326 Shasta Miller Ranch, Shingletown. 0 Comment
  SD6585  Sambucus racemosa Mrs. R. M. Austin Oct 1882 Shasta Lassen Peak. 2740 Comment
  UC1036296  Sambucus racemosa var. microbotrys George W. Gillett 1952-7-29 139 Shasta near Hat Creek (on trail to Paradise Meadow); Lassen Volcanic National Park, Vicinity of Hat Lake 2042 Comment
  JEPS25413  Sanguisorba minor subsp. muricata Rimo Bacigalupi with G. T. Robbins 1959-4-22 7028 Shasta along State Highway 44 just e of junction with Dersch Road 487 Comment
  UCR206045  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14945 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
  CHSC9208  Sanicula bipinnatifida G. Strausbaugh 1970-4-18 39 Shasta On eroded south slope ca. 5 mi. nw past Whiskeytown Dam on Kennedy Memorial Hwy. and ca. 20 yds above the lake. 376 Comment
  HSC72459  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9658 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  SEINET7067177  Sanicula bipinnatifida A. G. Vestal 1947-5-2 s.n. Shasta About 4.0 miles east of Redding on Old Forty Four Road. Coordinate datum: NAD27. Comment
  RSA471454  Sanicula bipinnatifida Christopher Davidson 1975-6-4 2633 Shasta Hwy 89, 10 mi N of junction with Hwy 299. Comment
  POM82729  Sanicula graveolens Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS964  Sanicula tuberosa C. F. Rose 1936-3-10 Shasta 4 mi w of Redding Comment
  SEINET3240199  Santalaceae R. L. Mathiasen 2003-1 2003 -54 Shasta 16 km N of the N entrance of Lassen Nat. Park on Ste. Rte. 89 1890 Comment
  UC501540  Saxifraga aprica Frank W. Peirson 1932-7-11 10157 Shasta s of Burney; 1000 Lake Basin 1950 Comment
  UC858692  Saxifraga bryophora Alice Eastwood Aug 22 1912-Aug 26 1912 1824 Shasta Lassen Butte Comment
  JEPS47496  Saxifraga tolmiei W. L. Jepson 1929-9-29 15325 Shasta nw slope of Lassen Peak 2682 Comment
  UC841394  Schoenoplectus acutus var. occidentalis Alice Eastwood Jun 29 1912-Jul 11 1912 803 Shasta Goose Valley Comment
  CAS-BOT-BC35591  Scirpus congdonii George Wilson Gillett 1957-8-9 1011 Shasta Lassen Volcanic National Park, Summit Lake, near Cliff Lake Trail, about 100 yards above highway 2042 Comment
  CAS-BOT-BC111083  Scirpus microcarpus John Thomas Howell 1960-8-22 36333 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CDA19202  Scleranthus annuus D. Woods, Viola Papesca 2001-4-3 s.n. Shasta Modoc Plateau; Pit River E of Big Bend. 472 Comment
  CHSC84105  Scleranthus annuus subsp. annuus Lowell Ahart; John Dittes 2003-5-12 10144 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
  UC1026391  Scleranthus annuus subsp. annuus John Thomas Howell 1954-4-26 29182 Shasta just w Tower House Comment
  CAS-BOT-BC240030  Scribneria bolanderi John Thomas Howell 1955-6-14 30425 Shasta East of Whiskeytown Comment
  JEPS104096  Scribneria bolanderi Lowell Ahart 2003-5-12 10168 Shasta In a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  UCD36241  Scribneria bolanderi Beecher Crampton 1953-4-29 1177 Shasta Shasta County, 4 miles north of Anderson. Comment
  UC1713588  Scutellaria antirrhinoides C. Epling June, 1938 Shasta Burney Spring Comment
  JEPS104353  Scutellaria californica Lowell Ahart 2003-5-22 10207 Shasta North rim of Battle Creek, at the end of a poor dirt road, ca 350 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CHSC96287  Scutellaria galericulata R. Fischer 2006-7-22 924 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park near Bowman ditch, north side of park road, in 6 inches of flooded grassy meadow. 1010 Comment
  HSC97000  Scutellaria galericulata R. Fischer, J. Marr 2004-8-15 368 Shasta Ahjumawi Lava Springs State Park, 3 mi. N of McArthur, E edge of Modoc Plateau, N end Big Lake 1011 Comment
  CHSC65808  Scutellaria siphocampyloides L. P. Janeway 1995-6-17 4784 Shasta East side of Sacramento River and just south of Fenders Ferry Road. 342 Comment
  UC1713650  Scutellaria siphocampyloides C. Epling 1938-6-13 Shasta Castle Creek Comment
  UC76192  Scutellaria siphocampyloides Misses Jones and Alesxander 1902-6-10 Shasta Redding Comment
  JEPS62853  Scutellaria tuberosa J. W. Blankinship 1911-4-19 Shasta Oak, Oak Station, Oak Post Office Oak; , Oak Station, Oak Post Office 182 Comment
  SEINET8506907  Secale cereale D. W. Taylor 2008-5-15 20205 Shasta Burney, Burney Creek, northern riparian margin of the creek, south of the Highway 89 roadbed 975 Comment
  CAS-BOT-BC63903  Sedum spathulifolium A. L., Mrs. Coombs 1912-6-1 7433 Shasta Baird Comment
  CAS-BOT-BC63906  Sedum spathulifolium John Thomas Howell; Alice Eastwood 1934-4-21 1811 Shasta Between Lamoine and Delta. Comment
  CHSC9252  Sedum spathulifolium G. Strausbaugh 1970-4-26 49 Shasta Ca. 10 ft. above water on w bank of Whiskeytown Creek. Ca. 30 yds. W of Whiskeytown Hwy. 373 Comment
  UCD67701  Selaginella asprella D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake-French Gulch. 400 Comment
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Mar 10 2012
  JEPS30374  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County line (State Highway 89) Comment
  SBBG8728  Senecio aronicoides H. and M. Dearing 1938-6-27 2150 Shasta N entrance of Mt Lassen Nat Park 1828 Comment
  UC1234626  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County (State Highway 89) Comment
  UC1537353  Senecio aronicoides Gordon H. True Jr. 1938-5-24 930 Shasta w of Fall River Mills; Soldier Mountain 1524 Comment
  POM260250  Senecio eurycephalus C. L. Hitchcock 1940-5-27 6635 Shasta Near McArthur. Comment
  HSC40171  Senecio fremontii Thomas W. Nelson, Jane P. Nelson 1976-8-1 3122 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  CAS-BOT-BC363697  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  UCD135531  Senecio hydrophilus Malcolm A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Fall River at Glenburn. Comment
  HSC40183  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3141 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  UC1558252  Senecio triangularis Harold and Virginia Bailey 1948-8-25 3023 Shasta Summit Lake , Summit Lake (Lassen Volcanic National Park) 2040 Comment
  CDA31829  Sesbania punicea C. Owens 2010-8-3 s.n. Shasta Rother property on Henderson Road, in Redding. 0 Comment
  CHSC109729  Sesbania punicea B. Castro 2005-10-24 1531 Shasta Cascade Range Foothills. ca 0.7 mi E of I-5 on E shore of Churn Ck, ca ).6 mi N and E of the Sacramento R; just N of bridge and jcn of Churn Ck/Dersch Rd and Airport Rd. 131 Comment
  JEPS68542  Setaria pumila J. W. Blankinship 1909-9-15 Shasta <Redding> Comment
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Aug 7 2008
  CAS-BOT-BC240206  Setaria viridis W. R. Ernst 1958-8-7 281 Shasta On Highway 99, about 0.6 miles south of Slate Creek bridge, 16 miles south of Castle Crags State Park Comment
  JEPS28602  Sibbaldia procumbens George W. Gillett 1957-7-13 775 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  RSA648497  Sidalcea James Buel 1957-8-8 220 Shasta Cameron Meadow, Lassen Nat l Park. Comment
  UC144554  Sidalcea celata A. A. Heller 1905-5-27 7876 Shasta Near Redding. Comment
  UC18879  Sidalcea diploscypha M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  CHSC71879  Sidalcea gigantea Vernon H. Oswald; Lowell Ahart 1998-9-8 9568 Shasta Hwy. 299 adjacent to a branch of Hatcet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  RSA0089755  Sidalcea gigantea Dean Wm. Taylor 2014-7-28 21506 Shasta Rock Creek (ca. 8 air miles E of Manton), growing just downstream from the logging road culverted crossing at the stated coordinates. 1149 Comment
  POM319900  Sidalcea hartwegii Barbara Shervanick 1974-5-9 1333 Shasta Wilson Hill Rd (A6) about 2 miles south of Shingletown. Cascade Mt. Range 915 Comment
  UC726759  Sidalcea malviflora subsp. asprella A. A. Heller 1941-6-24 16186 Shasta between Burney and Fall River Mills (U.S. Highway #299, near junction with State Highway #89); btw Burney and Fall River Mills Comment
  SBBG15930  Sidalcea oregana D. Myrick 1961-6-22 330 Shasta Hwy 89, S of Burney Falls 914 Comment
  JEPS114488  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes 2008-6-19 14837 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UC725426  Sidalcea oregana subsp. spicata A. A. Heller 1942-8-14 16528 Shasta between Summit Lake and Devastation Area (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CAS-BOT-BC384562  Silene bridgesii L. E. Smith 1913-6-1 400 Shasta Baird Comment
  POM148067  Silene californica J. B. Feudge 1927-7-21 1647 Shasta Lamoine. 381 Comment
  CAS-BOT-BC174873  Silene campanulata subsp. glandulosa Alice Eastwood 1912-6-27 651 Shasta Montgomery Creek 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
  UC465682  Silene campanulata subsp. glandulosa Milo S. Baker 1900-5-1 Shasta Afterthought Mine Comment
  UC1051546  Silene campanulata subsp. glandulosa Helen K. Sharsmith 1953-6-25 4358 Shasta road to Peanut 3-3.5 mi beyond Wildwood (Trinity National Forest); Inner North Coast Ranges, Trinity National Forest 1188 Comment
  CAS-BOT-BC386970  Silene douglasii M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt lassen 2286 Comment
  UC501537  Silene douglasii Frank W. Peirson 1932-7-11 10144 Shasta s Burney (1000-Lake Basin, Interlake region); 1000-Lake Basin, s of Burney 1950 Comment
  CAS-BOT-BC386998  Silene douglasii David W. Showers 1980-8-14 4409 Shasta On saddle halfway between Lassen Peak and Chaos Crags, Lassen Volcanic National park 2499 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
  UC1561086  Silene grayi Dean W. Taylor 1988-6-24 8990 Shasta Summit of Grizzly Peak 1905 Comment
  JEPS28442  Silene invisa George W. Gillett 1957-8-11 1038 Shasta near shore Hat Lake Hat Lake (Lassen Volcanic National Park); , Hat Lake 1965 Comment
  JEPS50955  Silene nuda W. L. Jepson 1914-8-10 5762 Shasta Upper Fall River Valley at Dana (ne Shasta County); Upper Fall River Valley at Dana 1036 Comment
  CAS-BOT-BC175044  Silene suksdorfii George W. Gillett 1953-8-27 353 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park 3108 Comment
  UC1024363  Silene suksdorfii George W. Gillett 1952-9-1 245 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (s slope, Lassen Volcanic National Park) 3108 Comment
  CHSC99241  Sisymbrium altissimum Lowell Ahart; John Dittes 2008-6-19 14859 Shasta Open grassland, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CHSC59147  Sisyrinchium idahoense Vernon H. Oswald 1992-7-21 5136 Shasta Lassen Hwy. between Summit Lake and Kings Creek, 0.7 mi E of the trail to Kings Creek Falls. 2237 Comment
  CAS-BOT-BC60843  Smelowskia ovalis George W. Gillett 1952-7-16 276 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3108 Comment
  CAS-BOT-BC60846  Smelowskia ovalis George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3124 Comment
  HSC104387  Smilax jamesii Thomas W. Nelson, Martin Lenz 2004-6-9 9237 Shasta In shallow draw, ~ 100' S of Roseberg Resources Co. 340 I logging road, ~2,100' E of Big Bend Rd. 945 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
  POM312583  Solanum dulcamara H. L. Mason, Malcolm A. Nobs 1949-5-14 746 Shasta Between Hat Creek and Pitt River bridge, hwy 299. Comment
  CHSC1942  Solanum parishii M. Underhill 1953-4-29 Shasta Comment
  HSC46285  Solanum parishii Stephen Plant 1978-5-13 238 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 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
  SBBG27314  Solanum parishii C. L. Hitchcock 1940-5-25 6590 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills Comment
  POM260032  Solanum umbelliferum C. Leo Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  CAS-BOT-BC365374  Solidago elongata Alice Eastwood 1912-8-22 1884 Shasta Morgans Springs, Lassen Butte Region Comment
  CHSC54519  Solidago elongata Vernon H. Oswald 1991-8-16 4833 Shasta Lassen Volcanic National Park. Lassen Hwy northeast of Diamond Pk, at Road Marker 11. 2255 Comment
  UC36235  Solidago elongata C. G. Pringle 1881-1 Shasta Comment
  JEPS16623  Solidago velutina subsp. californica Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3953 Shasta Millville 155 Comment
  SEINET10483619  Sorbus scopulina var. cascadensis Mary Susan Taylor 1980-6-26 Taylor 2977 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  CAS-BOT-BC236516  Sorghum T. C. Fuller 1968-8-28 17539 Shasta Kimberley - Clark prop., just n. of the e. end of River Glen Road, w. bank of the Sacramento River, ca. 3 mi. e. of Anderson Comment
  CAS-BOT-BC235355  Sorghum X drummondii Virginia E. Long 1931-5-21 79 a Shasta Anderson. Along S.P. Railroad 131 Comment
  SEINET10517424  Sorghum halepense Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-4 LeDoux 1067 Shasta Collected in Redding City Park along the banks of the Sacramento River. Comment
  CHSC96285  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  CHSC46718  Sparganium natans Vernon H. Oswald 1989-7-24 3886 Shasta Crumbaugh Lake, Lassen Volcanic Park. At a number of places along the edge of the lake. 2194 Comment
  CAS-BOT-BC149672  Spiraea douglasii Alice Eastwood 1912-8-22 1887 Shasta Morgans Springs, Lassen Butte region Comment
  UCSB12051  Spiraea douglasii Dearing, Hugh; Dearing, Margaret 1938-6-25 Shasta Between Monton and Viola Comment
  JEPS64497  Spiranthes porrifolia W. L. Jepson 1940-7-4 20136 Shasta Montgomery Creek 640 Comment
  UC416582  Stachys ajugoides var. rigida Milo S. Baker 1898-7-9 412 Shasta near Burney Valley (near summit Tamarack Road) Comment
  UCLA70906  Stachys ajugoides var. rigida C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Sulphur Spring Mt. Lassen Comment
  CAS-BOT-BC202912  Staphylea bolanderi L. E. Smith 1913-4-24 105 Shasta McClouds fork Comment
  SEINET8726449 Image available Staphylea bolanderi Lewis S. Rose 1934-1 34241 Shasta Stream Banks Baird 261 Comment
  CAS-BOT-BC181416  Stellaria calycantha George W. Gillett 1957-8-8 999 Shasta Meadow northeast of Lassen Peak and above Paradise Meadow - Lassen Volcanic National Park 2499 Comment
  CHSC89786  Stellaria longifolia R. Fischer; J. Marr 2004-5-24 402 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along N shore of Big Lake, E side. In mdw near water edge. 1008 Comment
  CAS-BOT-BC391202  Stellaria longipes subsp. longipes George W. Gillett 1957-7-3 646 Shasta Lassen Volcanic National Park. Badger Flat 1905 Comment
  UC1558249  Stellaria umbellata Harold and Virginia Bailey 1948-8-25 3027 b Shasta Summit Lake; Lassen Volcanic National Park 2040 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
  JEPS127635  Stipa lemmonii Alejandro Brambila, Michael Dolan 2016-6-29 CA 320 -153 Shasta Take Pittvile road down from McArthur. Comment
  HSC41363  Stipa occidentalis var. occidentalis J. P. Smith, J. O. Sawyer 1975-6-23 8309 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC101792  Stipa thurberiana J. P. Smith, J. O. Sawyer 2011-6-15 13214 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  CAS-BOT-BC87812  Streptanthus tortuosus Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. Comment
  CAS-BOT-BC87822  Streptanthus tortuosus H. M. Hall; E. B. Babcock 1903-6-1 4014 Shasta Upper Sacramento Valley. Salt Creek. 365 Comment
  HSC6941  Streptanthus tortuosus D. E. Anderson 1962-8-5 2308 Shasta Panther Meadows, Mt. Shasta 2287 Comment
  UCD116126  Streptanthus tortuosus G. F. Hrusa; T. D. Wilfred 1996-6-11 13054 a Shasta Lassen National Forest. 1615 Comment
  RSA125297  Streptanthus tortuosus P. H. Raven, Otto T. Solbrig 1958-6-16 13230 Shasta O Brien, Shasta Lake. Comment
  UC54267  Streptanthus tortuosus var. orbiculatus H. M. Hall and E. B. Babcock June 1903 4142 Shasta South Fork Bear Creek Sierra Nevada Mountains (ne Shasta Co.) 1341 Comment
  CHSC63557  Streptanthus tortuosus var. pallidus Vernon H. Oswald; Lowell Ahart 1994-5-6 6185 Shasta Junction of Backbone Rd. (34N02) and the spur trail to Clikapudi Trail, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. Roadside. 350 Comment
  HSC59053  Streptanthus tortuosus var. tortuosus Thomas Wood 1979-4-29 140 Shasta 13 mi. E of Bella Vista on Hwy. 299 341 Comment
  SEINET5505500 Image available Styrax officinalis var. californicus C. L. Hitchcock 1940-1 6486 Shasta 25 miles east of Redding Comment
  JEPS25418  Styrax officinalis var. redivivus Rimo Bacigalupi with G. T. Robbins 1959-4-23 7035 Shasta along U.S. Highway 299 Low road summit one-fourth mi w Shasta (State Historical Monument); w of Shasta (State Historical Monument) 350 Comment
  JEPS95278  Styrax officinalis var. redivivus Vernon H. Oswald and Lowell Ahart 1994-4-27 6146 Shasta ca. 0.5 mi N of Packers Bay Marina; Lake Shasta, Waters Gulch Trail 381 Comment
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Mar 6 2008
  UC1123312  Styrax officinalis var. redivivus H. R. Josephson 1933-5-26 11 Shasta Along Kennett Road Kennett Road; Redding Quad. Comment
  CAS-BOT-BC64507  Styrax redivivus Mrs. C. F. Rose 1930-4-15 s.n. Shasta Redding. Comment
  CAS-BOT-BC64547  Styrax redivivus A. A. Heller 1920-8-4 13498 Shasta Pit River bridge on the State Highway. Comment
  HSC74309  Swertia albicaulis var. nitida J. P. Smith, Thomas W. Nelson 1978-7-23 10059 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UC1076035  Swertia albicaulis var. nitida Herbert L. Mason 1947-5-15 14751 Shasta 1 mi s Boulder Creek (between La Moine and Dunsmuir) Comment
  UC22719  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC878387  Swertia albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 mi e Redding 152 Comment
  UC878391  Swertia albicaulis var. nitida Alice Eastwood Jun 29 1912-Jul 11 1912 950 Shasta Goose Valley Comment
  RSA0014269  Symphoricarpos albus var. laevigatus Justin M. Wood 2010-9-2 2566 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 Comment
  CAS-BOT-BC234773  Symphoricarpos mollis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CDA13062  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa, T. D. Wilfred 1996-6-1 12990 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  RSA99354  Symphoricarpos vaccinioides F. W. Peirson 1932-7-11 10225 Shasta Forest borders about the lakes, Thousand-Lake Basin. Comment
  CHSC89694  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 362 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, near mouth of Big Lake. In mdw roadbed of Lava Springs Trail. 1010 Comment
  UC196187  Symphyotrichum ascendens A. A. Heller 1905-5-26 Shasta near Redding Comment
  CHSC89794  Symphyotrichum bracteolatum R. Fischer; J. Marr 2004-8-14 415 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, W shore Big Lake, S end. Mdw/roadbed. 1010 Comment
  CAS-BOT-BC98470  Symphyotrichum spathulatum John Thomas Howell 1934-7-4 12412 Shasta 3 miles sw. of Fall River Mills Comment
  JEPS28751  Symphyotrichum spathulatum George W. Gillett 1957-8-11 1034 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  UC1544794  Symphyotrichum spathulatum Almut G. Jones 1986-8-25 7264 Shasta near, Hat Creek Area Old Honn Homestead; Hat Creek 1400 Comment
  CAS-BOT-BC98916  Symphyotrichum spathulatum var. intermedium Hans Leschke 1960-8-10 1775 Shasta Badger Flat - Lassen Volcanic National Park 1912 Comment
  RSA792306  Taeniatherum caput-medusae Rebecca Wenk, P. Hopkinson, M. Hammond, P. Brownsey 2008-6-20 890 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m east of park entrance station. 625 Comment
  JEPS47535  Tellima grandiflora W. I. Follett 1935-6-1 Shasta Nosoni Creek (mouth) Nosoni Creek; McCloud River 243 Comment
  CAS-BOT-BC329004  Tetradymia canescens G. L. Stebbins 1937-7-17 2413 Shasta 2.5 miles north of Burney 1066 Comment
  CHSC88789  Tetradymia canescens R. Fischer 2004-7-3 294 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  RSA768321  Thermopsis californica var. argentata Justin M. Wood 2010-9-2 2544 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC866574  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  CHSC12126  Thermopsis gracilis K. O. Grigsby 1972-4-15 3 Shasta 5 mi ne of Salt Creek Inn on Gillman rd. 6 mi ne of Inter. of Interstate 5; 18 mi n of Redding. On dry ridge of summit that separates McCloud arm from Sacramento Arm. 30 Comment
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May 9 2007
  CHSC9184  Thermopsis gracilis G. Strausbaugh 1970-4-18 46 Shasta On steep cutbank e side Kennedy Memorial Dr. ca. 50 ft. s of Park Headquarters Bldg. 396 Comment
  HSC104148  Thermopsis gracilis Dana York 2012-5-19 3111 Shasta Shasta-Trinity National Forest, saddle between North Gray Rocks summit and Peak 2968, adjacent to the McCloud River Arm of Shasta Lake 840 Comment
  JEPS105176  Thermopsis gracilis Dean W. Taylor 1993-6-2 13551 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  UC1584278  Thermopsis gracilis Julie Kierstead Nelson 1990-4-20 90 -22 Shasta Gilman Road (FR 7H009) 6.4 mi e junction with Interstate 5; Shasta Lake Ranger District 457 Comment
  SEINET7419282  Thermopsis gracilis M. S. Baker 1900-5-4 s.n. Shasta Near Furnaceville. Comment
  RSA11938  Thermopsis gracilis var. gracilis Elmer I. Applegate 1928-4-26 5399 Shasta Castella, canyon of the Sacramento River Comment
  CAS-BOT-BC197411  Thinopyrum intermedium subsp. intermedium T. C. Fuller 1963-7-15 10881 Shasta S. side of Hwy 299 to Fall River Mills, 4.7 mi. e. of Burney Comment
  HSC6997  Thysanocarpus curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 mi. W of Fall River Mills 1341 Comment
  CAS-BOT-BC66789  Thysanocarpus curvipes Ellsworth Bethel 1923-5-29 s.n. Shasta Burney. Comment
  JEPS54184  Thysanocarpus curvipes John Thomas Howell 1927-4-5 2300 Shasta about 10 mi ne Redding Comment
  SEINET10970478  Thysanocarpus curvipes David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17951 Shasta 15 mi. S. Of weed, on i-5. Comment
  POM260294  Thysanocarpus curvipes var. curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 miles W of Fall River Mills 1341 Comment
  JEPS31010  Tonella tenella D. E. Breedlove 1962-6-11 3391 Shasta e side Burney Falle (Burney Falls State Park); Cascade Range 914 Comment
  SEINET3441873  Torilis arvensis subsp. heterophylla Lowell Ahart, John Dittes 2003-5-22 10187 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
  CHSC66141  Torilis arvensis subsp. purpurea Vernon H. Oswald 1996-5-30 7674 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 3.2 mi E of the McCloud River Bridge. 457 Comment
  UC17926  Toxicodendron diversilobum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Mts. Comment
  CHSC61959  Tragopogon dubius Vernon H. Oswald 1993-9-7 5929 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. Along the creek. 1889 Comment
  RSA474740  Tragopogon dubius Ed Wilson 1970-4-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mountain, west of the McCloud River arm of Shasta Lake. 366 Comment
  CAS-BOT-BC519579  Triantha occidentalis subsp. occidentalis Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near stream bed and in marsh land at shore of Summit Lake, Lassen National Park 2042 Comment
  JEPS63130  Trichostema lanceolatum J. W. Blankinship 1909-9-3 Shasta Anderson Comment
  CHSC86951  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
  CHSC4097  Trientalis latifolia Judy Potter 1967-5-18 305 Shasta Sweetbriar, 6 mi. S Dunsmuir, US99. 548 Comment
  CDA39672  Trientalis latifolia James Morton 1981-8-8 s.n. Shasta Near Redding. 0 Comment
  UC866862  Trifolium albopurpureum L. E. Smith 1913-5-2 Shasta Cottonwood 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
  UC54396  Trifolium andersonii var. andersonii H. M. Hall and E. B. Babcock Jun 1903 4167 Shasta near Bear Creek; Sierra Nevada Mountains, north-eastern Shasta County 1158 Comment
  JEPS95314  Trifolium bifidum var. decipiens Vernon H. Oswald and Lowell Ahart 1994-5-6 6165 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
  UC485384  Trifolium bifidum var. decipiens Franklin P. Nutting 1896-5-22 Shasta Morley's Station Comment
  UCD107607  Trifolium breweri G. J. Young 1912-7-1 5 Shasta Sacramento River. Comment
  CHSC63566  Trifolium ciliolatum Vernon H. Oswald; Lowell Ahart 1994-5-6 6166 Shasta Clickapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead on the Jones Valley Boat Ramp. 335 Comment
  CHSC112791  Trifolium hybridum Lowell Ahart; John Dittes 2013-6-9 18796 Shasta Along the northeast side of the fence, about 20 yards east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  RSA671045  Trifolium hybridum G. Fred Hrusa 1997-6-18 13870 Shasta Above bank of Fall River upstream from Glendurn, at Island Rd. put-in access. 1300 Comment
  UC485776  Trifolium longipes var. hansenii H. F. Copeland 1932-8-15 Shasta where the road crosses Mt. Lassen, Kings Creek Meadow 2225 Comment
  UC1543867  Trifolium monanthum Harold and Virginia Bailey 1948-8-25 2970 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET7042851  Trifolium oliganthum A. G. Vestal 1955-5-13 s.n. Shasta Nearly bare shale ca. 22 miles southwest of Redding. Ono quadrangle UTM Zone 10, 525252mE, 4476455mN. Comment
  UCSC008981  Trifolium piorkowskii Randall Morgan 2002-6-7 2866 Shasta Ash Creek Road Comment
  UCSC010051  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  UC631205  Trifolium repens G. J. Young July 1912 1 Shasta Sacramento River Comment
  RSA691018  Trifolium striatum L. Ahart, John Dittes 2003-5-22 10181 Shasta Just west of the gate, on the road, on the south side of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 271 Comment
  UC631386  Trifolium variegatum var. variegatum G. J. Young July 1912 Shasta Castella Comment
  UC54196  Trillium albidum H. M. Hall and E. B. Babcock 1903-6-25 4285 Shasta N. Fork Battle Creek Sierra Neavda Mts., N. Fork Battle Creek Comment
  CAS-BOT-BC520836  Trillium albidum A. A. Heller 1902-3-12 5035 Shasta Near Santa Rosa Comment
  CHSC33845  Trillium ovatum subsp. oettingeri J. D. Prouty 1981-8-3 1277 Shasta 1706 Comment
  JEPS10653  Triphysaria eriantha subsp. eriantha Mrs. C. F. Rose 1936-3-17 251 Shasta Redding Comment
  OBI63031  Tripleurospermum inodorum David J. Keil 2004-7-10 30306 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  CAS-BOT-BC200087  Trisetum canescens Alice Eastwood 1912-6-29 916 Shasta Goose Valley Comment
  UC1738787  Trisetum spicatum Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5445 Shasta Lassen National Forest, Thousand lakes Wilderness, vicinity of Magee Peak 2499 Comment
  UC421778  Triteleia bridgesii Milo S. Baker 1898-7-7 433 Shasta Stevens Upper Clover Cr. Comment
  JEPS128427  Triteleia hyacinthina Julie Kierstead Nelson 2015-4-13 2015 -012 Shasta City of Redding, 1/2 mile S of Hwy 44, south of intersection of Hartnell and Argyle Road. Comment
  JEPS5512  Triteleia hyacinthina Mrs. C. F. Rose 1936-5-8 48 Shasta 20 mi ne Redding (near Ingot) 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
  CHSC63592  Triteleia ixioides subsp. anilina Vernon H. Oswald; Lowell Ahart 1994-5-6 6173 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 1.0 mi E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  UC421768  Triteleia ixioides subsp. anilina Milo S. Baker 1898-7-9 324 Shasta near summit Tamarack Road Comment
  CAS-BOT-BC524245  Triteleia ixioides subsp. anilina Alice Eastwood 1912-6-29 726 Shasta Goose Valley Comment
  CHSC4108  Triteleia ixioides subsp. scabra Judy Lee Potter 1967-5-18 307 Shasta 1/2 mi S. Castella. E. side Sacramento River. 548 Comment
  UC1133953  Triteleia ixioides subsp. scabra P. L. Johannsen 1933-6-10 180 Shasta Moon Creek Weaverville Quad. 762 Comment
  CAS-BOT-BC200490  Triticum aestivum Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment