Search Results — 2000 specimen records retrieved (1401 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0088655  Abies magnifica Bonnie C. Templeton 1968-6-11 11328 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 Comment
  UCR125191  Abies magnifica George W. Gillett 1957-9-11 1142 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  CDA33719  Acacia dealbata L. Lindstrand 2010-12-1 s.n. Shasta Sacramento River: immediately downstream (0.25 mi. south) of Bonneyview Bridge and Bonneyview Boat Ramp. Comment
  CAS-BOT-BC330598  Acer circinatum Roxana S. Ferris 1955-7-11 12963 Shasta W slope Hatchett Mt. grade at Hatchet Creek Public Camp, off US #299 1188 Comment
  CAS-BOT-BC330599  Acer circinatum Elmer I. Applegate 1921-10-16 3393 Shasta Castle Craggs, Sacramento River Comment
  CHSC3439  Acer circinatum Judy Potter 1966-5-13 Shasta Sweetbrier, Shasta Co. , California US 99 1 mile south Castella 548 Comment
  UC1035070  Acer circinatum Roxana S. Ferris 1955-7-11 12963 Shasta w slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. Highway #299 w slope Hatchet Mt. grade 1188 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-BC330595  Acer circinatum Laura M. Lathrop 1903-7-1 s.n. Shasta Shasta Retreat Comment
  CHSC98800  Acer glabrum Julie Kierstead Nelson 2006-6-16 2006 -20 Shasta Girard Lookout, 2 miles southwest of Castle Crags. Along access road in shade. 1463 Comment
  CAS-BOT-BC210707  Achnatherum lemmonii Alice Eastwood 1912-6-29 911 Shasta Goose Valley Comment
  UC1133118  Achnatherum lemmonii C. J. Kraebel 1934-5-6 23 Shasta north fork Squaw Creek Redding Quadrangle Comment
  CAS-BOT-BC216910  Achnatherum occidentale Hans Leschke 1960-8-5 1674 Shasta Between Summit Lake and Bear Lakes 2133 Comment
  CAS-BOT-BC210851  Achnatherum occidentale subsp. californicum Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CDA13524  Achnatherum occidentale subsp. californicum G. F. Hrusa, T. D. Wilfred 1996-7-22 13350 Shasta Lassen National Forest; Along Hwy 89, approx. 2 m. N. of intersection with USFS S16. Bunching perennial. Dry volcanic dust at edge of Arctostaphylos patula chaparral in partial shade. Uncommon here. Comment
  SEINET232906  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8338 Shasta Lassen NP ; 0.4 mi south of Summit Lake 2356 Comment
  UC711862  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-10 10491 Shasta 3-4 mi e on Highway 89 McCloud Comment
  UCD51191  Achnatherum occidentale subsp. pubescens Freed W. Hoffman 1946-6-3 1802 Shasta Burney Park. Comment
  UCD51442  Achnatherum thurberianum A. A. Beetle 1945-5-20 3983 Shasta 2 miles west of Hat Creek on rt. 299. Comment
  UCD51445  Achnatherum thurberianum Beecher Crampton 1960-6-16 5633 Shasta N.E. Shasta County: 5 miles south of Fall River Mills. 1158 Comment
  CHSC92977  Achyrachaena mollis R. Fischer 2005-5-23 473 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. Near the old McArthur Swamp lands. 1013 Comment
  CHSC63057  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1994-4-27 6134 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  CHSC27871  Acmispon grandiflorus var. macranthus Robin Ondricek 1978-4-22 17 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 627 Comment
  CAS-BOT-BC391488  Aconitum columbianum subsp. columbianum Hans Leschke 1959-8-7 1622 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CAS-BOT-BC391489  Aconitum columbianum subsp. columbianum Paul F. Covel 1937-7-18 763 Shasta Mt Lassen Nat Park. Dersch Meadows Comment
  CHSC25742  Aconogonon davisiae John Steiner 1977-7-11 96 Shasta Lassen Volcanic National Park. 200 m w of Shadow Lake and 1 km n of Reading Peak summit. 2316 Comment
  HSC40167  Aconogonon davisiae Thomas W. Nelson, Jane P. Nelson 1976-8-1 3115 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  CDA6766  Acroptilon repens J. F. Weber 1967-7-26 Shasta Albaugh property, northeast of McArthur. 0 Comment
  RSA418956  Adenocaulon bicolor Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  HSC23378  Adenostoma fasciculatum G. Strausbaugh 1970-5-30 90 Shasta Shore opposite Oak Bottom Marina, 50 ft. above lake 372 Comment
  JEPS123365  Adiantum shastense Kevin Heidel 2015-4-22 15 Shasta Tombstone Mountain. Yellowjacket Mountain 7.5' Q. Comment
  UC2036951  Adiantum shastense Dean Wm. Taylor with R. Falscheer, L. Lindstrand 2014-9-16 21512 Shasta McCandless Gulch (Highway 299 ca. 5 miles E of Ingot and ca. 30 miles E of Redding), along McCandless Gulch road, on a logging spur arterial thereto ca. 1 mile up from the highway Comment
  UC62723 Image available Adiantum shastense Baker and Nutting 1894-5-21 Shasta Oak Run, Shasta County. Comment
  UCD166592  Adiantum shastense Dylan O. Burge 2016-9-1 2135 Shasta Cedar Creek. 430 Comment
  CHSC118429  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, unslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mountain. UTM 10T NAD83 0561592E / 4510617N 335 Comment
  HSC104367  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  RSA0051328  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake. 335 Comment
  UCD166840  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. 365 Comment
  HSC99936  Aegilops cylindrica J. P. Smith, & J. O. Sawyer 2011-6-15 13221 Shasta Roadside ditch near Glenburn Church, at the junction of A19 and A20 1017 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
  CDA35751  Aegilops triuncialis C. Yingst 2011-6-17 PDR# 1555674 Shasta Lakehead, Interstate 5 at Riverview Road, mile marker 42.5, north-bound on-ramp. 0 Comment
  CHSC112152  Aegilops triuncialis Dean Wm. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher. 762 Comment
  HSC99957  Aegilops triuncialis J. P. Smith, & J. O. Sawyer 2011-6-15 13211 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  CAS-BOT-BC29441  Ageratina occidentalis Lewis S. Rose 1945-9-2 45223 Shasta Burney Falls 914 Comment
  CHSC33841  Ageratina shastensis J. D. Prouty 1981-7-14 1236 Shasta W slope of Shoeinhorse Mtn. W of road 37N48 and SW of road 37N13. 1524 Comment
  JEPS89525  Ageratina shastensis G. L. Stebbins 1967-9-9 6177 Shasta on n side of Devils Rock Devils Rock 670 Comment
Read comments
Jul 17 2015
  JEPS89528 Image available Ageratina shastensis G. L. Stebbins Jr. and F. Ehrendorfer 1959-6-30 5968 Shasta 25 airline mi ne of Redding (1 mi e of Squaw Creek, on Flat Creek Road, about 300 ft above the road); Flat Creek Road Comment
  UCD128545  Ageratina shastensis Dean William Taylor; G. L. Stebbins 1972-7-1 s.n. Shasta Hirtz Mountain. 1066 Comment
  JEPS35718  Agoseris heterophylla var. heterophylla Mrs. C. F. Rose 1936-5-8 47 a Shasta near, 20 mi ne of Redding Ingot Comment
  JEPS66556  Agoseris heterophylla var. heterophylla R. F. Hoover 1936-5-22 1194 Shasta 3 mi e Redding Comment
  CHSC96269  Agoseris retrorsa R. Fischer 2006-5-14 943 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected ca. 0.25 miles north of Horr Pond (campsite 7) in an open junjper/YPF woodland adjacent to Juniper Trail. 1024 Comment
  UCD128655  Agoseris retrorsa G. F. Hrusa; T. D. Wilfred 1996-6-10 12980 Shasta Lassen National Forest, west side of Hwy 44 approximately 200 meters north of Big Spring. 1422 Comment
  CHSC93007  Agropyron desertorum R. Fischer 2005-7-17 522 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along the west shore of Big Lake on the meadow. 1010 Comment
  UCD38657  Agrostis Beecher Crampton 1956-8-20 3788 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  UCD55643  Agrostis J. M. Street 1957-5-12 s.n. Shasta East of Shasta Dam. Comment
  SEINET7295874 Image available Agrostis alba A. A. Beetle 1941-1 2845 Shasta Lassen Nat'l Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek; Lemma 2 mm. long, unwanted. Comment
  CAS-BOT-BC127387  Agrostis exarata Hans Leschke 1954-9-21 s.n. Shasta Lassen Volcanic National Park. Kings Creek Falls. 2057 Comment
  RSA733914  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta Castle Crag. Dry banks of a drainage channel along the railroad at Castle Crag. 640 Comment
  SEINET196305  Agrostis exigua Robert F. Hoover 1942-5-20 5872 Shasta 7 miles north of Redding Comment
  CAS-BOT-BC139582  Agrostis gigantea John Thomas Howell 1960-8-22 36337 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CDA1698  Agrostis gigantea A. A. Beetle 1941-6-3 2845 Shasta Lassen National Forest, 10 miles northeast of Manzanita Lake, along Hat Creek Comment
  RSA654135  Agrostis microphylla Beecher Crampton 1953-5-1 1200 Shasta 0.5 mile north of Redding Airport, 5 miles north of Anderson. 366 Comment
  UC1543795  Agrostis perennans Harold and Virginia Bailey 1948-8-27 2894 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC138649  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta Happy Valley (northwest of Anderson). 182 Comment
  CAS-BOT-BC138486  Agrostis variabilis Roxana S. Ferris; Laura Lorraine 1941-8-10 10453 Shasta Lassen National Park, upper meadows of Kings Creek. 2240 Comment
  UC485756  Agrostis variabilis H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake; Mount Lassen, Hat Lake, Summit Lake 1981 Comment
  HSC85953  Aira caryophyllea J. P. Smith, J. O. Sawyer 1982-5-9 10397 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  JEPS68424  Aira caryophyllea J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UC441331  Alisma plantago-aquatica Milo S. Baker 1899-8-5 Shasta near Dana; Fall River Comment
  JEPS128436  Allium Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -027 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
Read comments
Oct 25 2018
  UCD111689  Allium Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  UCD112381  Allium Christopher Mallek 2008-5-8 AC4- 31 Shasta Ash Creek. 876 Comment
  HSC2915  Allium acuminatum C. L. Hitchcock 1940-5-27 6636 Shasta Near McArthur Comment
  CHSC37804  Allium amplectens Marion Ownbey 1945-7-7 Shasta Grown at Pullman, Washington, collected from Goose Valley Road, 2 miles north of highway, near Burney. Comment
  JEPS56357  Allium amplectens W. J. Ferlatte 1935-6-1 Shasta opposite mouth of Nosoni Creek; McCloud River 304 Comment
  UCR206377  Allium amplectens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15006 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  RSA335883  Allium amplectens D. W. McNeal 1977-6-8 2063 Shasta 1.1 mile S of Highway 299 at Round Mountain. Comment
  CAS-BOT-BC462986  Allium bolanderi Alice Eastwood; John Thomas Howell 1934-4-21 1837 Shasta 5 miles N of Redding Comment
  JEPS28600  Allium campanulatum George W. Gillett 1957-7-13 766 Shasta near juncture of Kings Creek Falls and Bench Lake trails (near trail between Kings Creek and Sifford Lakes); Lassen Volcanic National Park, Kings Creek Meadows 2194 Comment
  CAS-BOT-BC464498  Allium campanulatum F. W. Peirson 1932-7-12 s.n. Shasta 1000- Lake Basin 1950 Comment
  CAS-BOT-BC464499  Allium campanulatum C. L. Hitchcock 1940-5-27 6636 Shasta near McArthur Comment
  SEINET8467054 Image available Allium campanulatum Cooke, Pinkava, Keil, Weber 1969-1 2162 Shasta 1.2 miles North of South entrance to Lassen volcanic National Park, Rt 89 Comment
  HSC26583  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19217 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC474033  Allium parvum E. B. Copeland 1899-1-1 s.n. Shasta Base of Lassen Butte 2133 Comment
  SEINET5626586 Image available Allocarya stipitata Unknown 1905-1 7908 Shasta Near Redding Comment
  SEINET10546853  Allophyllum Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5498 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  POM260314  Allophyllum gilioides C. L. Hitchcock 1940-5-24 6564 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC879948  Allophyllum gilioides subsp. gilioides C. L. Hitchcock 1940-5-24 6564 Shasta on Hat Creek ca. 20 mi. w. Fall R. Mills; Hat Creek Comment
  UCSB16059  Allophyllum gilioides subsp. violaceum Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CHSC110542  Alnus incana subsp. tenuifolia Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Don Lepley, Brenna Mon 2012-8-31 2012 -092 Shasta Peavine fen, north of Pit River, west of Hwy.89, south of Red Mountain, near Pacific Crest Trail; southern Cascasdes; 1533 Comment
  RSA113858  Alnus incana subsp. tenuifolia E. K. Balls 1956-3-31 21515 Shasta Botanic Garden, Prop. No. 7544, from seed coll. Sept. 15, 1951, by P.A. Munz, 2 mi. e. of Burney, Shasta Co. 915 Comment
  CAS-BOT-BC169632  Alnus rhombifolia Elmer I. Applegate 1929-6-23 5846 Shasta Round Mountain Comment
  JEPS101129  Alopecurus geniculatus Dean W. Taylor 1988-6-22 9836 Shasta Dry Lake, W base of Burney Mountain 1255 Comment
  UC1731153  Alopecurus saccatus Dean W. Taylor 1991-6-12 11893 A Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  UCD55948  Alopecurus saccatus Beecher Crampton 1953-5-1 1199 Shasta 5 miles east of Redding. Comment
  JEPS90117  Alyssum alyssoides Dean Wm. Taylor with Robert A. Price 1988-6-1 9698 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299, Pit River Watershed, Burney Valley Burney; Pit River Watershed, Burney Valley 944 Comment
Read comments
Dec 11 2008
  POM141347  Amelanchier pallida J. Alexander 1902-7-13 s.n. Shasta 3 miles above Killys Comment
  CHSC48693  Anemone occidentalis Vernon Oswald 1986-8-20 2287 Shasta North side of Emerald Lake, Lassen Volcanic National Park. On the edge of the lake. 2468 Comment
  CHSC3457  Anemone oregana Judy Potter 1966-4-2 Shasta Robinson's yard Sweetbrier. 1 mile south Castella US 99. 548 Comment
  UC403417  Anemopsis californica J. H. Ingram 1914-9-2 Shasta Cayton Comment
  CDA13514  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 1 of 2 Comment
  HSC81708  Angelica californica Thomas W. Nelson, Jane P. Nelson 1980-8-22 6282 Shasta Along road to water supply for Basin Creek Campground opposite S unit 823 Comment
  RSA77498  Angelica californica F. W. Peirson 1932-7-17 10334 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  UCD127208  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  CHSC88733  Antennaria dimorpha R. Fischer; J. Marr 2004-5-25 247 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located 400' n. Camp 7. 1008 Comment
  JEPS87587  Anthoxanthum aristatum Vernon H. Oswald and Lowell Ahart 1994-5-6 6186 Shasta sw of Clikapudi Bay (off the Pit Arm of Shasta Lake, Backbone Road (34N02), near the spur trail to Clikapudi Trail); Backbone Road (34N02) 350 Comment
  POM302057  Anthoxanthum aristatum A. A. Beetle 1945-5-20 3989 Shasta near Ingot Comment
  UCD56131  Anthoxanthum aristatum A. A. Beetle 1945-5-20 3989 Shasta near Ingot. Comment
  UCD56139  Anthoxanthum aristatum Rimo Bacigalupi; G. T. Robbins 1959-4-23 7032 Shasta along Jones Valley Road, about 2.5 miles northeast of junction with U.S. Highway 99; at confluence of Moody Creek and west fork of Stillwater Creek. 198 Comment
  CAS-BOT-BC137773  Anthoxanthum aristatum Peter H. Raven; Otto T. Solbrig 1958-6-16 13228 Shasta Road to Craig's Dock, Shasta Lake. Comment
  SEINET3918383  Anthoxanthum aristatum Alan A. Beetle 1945-5-20 3989 Shasta Near Ingot.; 0 Comment
  CDA36834  Apocynum cannabinum CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CHSC55179  Apocynum cannabinum L. P. Janeway 1991-6-15 4033 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  CAS-BOT-BC397927  Aquilegia formosa Ellsworth Bethel 1923-6-16 s.n. Shasta Whitmore Comment
  UC1479604 Image available Arabis breweri Barbara Williams 1980-5-13 359 Shasta Bollibokka Mtn. Quad. Shasta-Trinity National Forest 822 Comment
  SEINET10448410  Arabis breweri Mary Susan Taylor 1980-6-25 Taylor 2967 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  CDA13069  Arabis divaricarpa G. F. Hrusa, T. D. Wilfred 1996-6-1 12998 Shasta Lassen National Forest; NW side of Hwy 44 1 mi. SW of USFS N12 to Twin Bridges. Comment
  CDA13064  Arabis holboellii var. retrofracta G. F. Hrusa, T. D. Wilfred 1996-6-1 12992 Shasta Lassen National Forest; NW side of Hwy 44, 1 mi. SW of USFS N12 to Twin Bridges. Comment
  RSA66248  Arabis sparsiflora F. W. Peirson 1932-7-11 10152 Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
Read comments
Feb 6 2009
  SEINET12010894  Arbutus menziesii C. S. Kaut 2000-1 10 Shasta Redding, Caldwell Park Comment
  SEINET2471254  Arceuthobium abietinum R. L. Mathiasen 2008-9-27 2008 -70 Shasta 18 km W. of Old Station Visitors Center on State Rte. 44 1730 Comment
  CHSC97968  Arceuthobium occidentale R. L. Mathiasen 2005-2-22 503 Shasta 0.6 km southwest of Highway 299 on road to Carr Powerhouse. Whiskeytown National Recreation Area. UTM 10T 4499806 N; 531648 E (Datum NAD 27CONUS). 380 Comment
  CAS-BOT-BC38977  Arctostaphylos malloryi Walter Knight; Irja Knight 1988-3-25 6478 Shasta Tilden Regional Park, Regional Parks Botanic Garden. Originally collected at Iron Mt. 914 Comment
  CHSC81496  Arctostaphylos malloryi Ann Willyard 1999-1-9 158 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  HSC72031  Arctostaphylos manzanita J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9597 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  JEPS38710  Arctostaphylos manzanita subsp. manzanita J. W. Blankinship 1911-1-16 Shasta Redding Comment
  RSA0069355  Arctostaphylos manzanita subsp. roofii Dean W. Taylor, Cajun James 2014-4-11 21470 Shasta Shingletown on HIghway 44, eastern margin of the rural residential/commercial developed area. 1066 Comment
  RSA0069354  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor, Cajun James 2014-4-11 21469 Shasta Shingletown on HIghway 44, western margin of the rural residential/commercial developed area. 1063 Comment
  UC1182195  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 6 Shasta V-Plot V-1 Quad 33B2 350 Comment
  UCD52085  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major, Jim Mallory, and Roman Gankin 1962-3-15 345 Shasta Junction Ash Creek and road from hwy. 44 to Darrah Springs; in eastern Shasta County. 603 Comment
  UCD52088  Arctostaphylos manzanita subsp. wieslanderi Roman Gankin 1962-3-15 346 Shasta Half mile south of hwy. 44 on Darrah Springs Road in eastern Shasta County. Comment
  POM77162  Arctostaphylos nevadensis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC46532  Arctostaphylos patula Mrs. Anna Kidder 1924-2-1 s.n. Shasta Burney. Comment
  CAS-BOT-BC46538  Arctostaphylos patula Lewis S. Rose 1945-9-1 45190 Shasta Manzanita Lake. 1783 Comment
  CAS-BOT-BC46545  Arctostaphylos patula W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. Comment
  CDA12153  Arctostaphylos patula G. F. Hrusa 1989-4-1 5903 Shasta North Coast Ranges; Hwy 36 very near Tehama/Shasta County line. Comment
  POM202676  Arctostaphylos patula Alice Eastwood 1912-6-29 855 Shasta Goose Valley 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
  UC2062566  Arctostaphylos patula Belinda Lo with Kellie Eldridge 2017-8-17 373 Shasta SHASTA COUNTY: Shasta-Trinity National Forest, southeast of Goat Camp and just east of road U29N28E. Comment
  CAS-BOT-BC46534  Arctostaphylos patula C. H. Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot. Comment
  CAS-BOT-BC46541  Arctostaphylos patula C. Hart Merriam 1925-10-5 s.n. Shasta Western slope between Montgomery Creek and Burney. Comment
  POM286021  Arctostaphylos patula Lyman Benson 1929-3-26 1065 Shasta Mountain Springs, Pacific Highway. Comment
  HSC72026  Arctostaphylos viscida J. P. Smith, J. O. Sawyer, T. Nelson 1978-4-8 9594 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  UCD52449  Arctostaphylos viscida Beecher Crampton 1975-5-3 9184 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  CDA38840  Arctostaphylos viscida T. C. Fuller 1962-5-17 8728 Shasta East of Hwy 99 at south end of Pit River Bridge over Shasta Lake. 0 Comment
  SEINET11987122  Arctostaphylos viscida J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Iron Mountain a few hundred yards from type locality of A. canescens ssp. malloryi Comment
  CAS-BOT-BC47003  Arctostaphylos viscida subsp. viscida John Thomas Howell 1927-4-6 2309 Shasta Near Whiskeytown. Comment
  CAS-BOT-BC47040  Arctostaphylos viscida subsp. viscida Ruth Garrecht 1922-4-3 s.n. Shasta Redding. 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
  CAS-BOT-BC47049  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. Comment
  RSA246603  Arctostaphylos viscida subsp. viscida Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42392 Shasta Castle Crags State Park. 701 Comment
  RSA602932  Arctostaphylos viscida subsp. viscida L. C. Wheeler 1958-8-24 7424 Shasta Shasta Lake. Cove Creek near mouth. Comment
  RSA65540  Arenaria congesta F. W. Peirson 1932-7-11 10145 Shasta Thousand Lake Basin. The interlake region. Comment
  HSC49792  Arenaria serpyllifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9850 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC137545  Aristida oligantha Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mile north of). 131 Comment
  SEINET186074  Aristida oligantha V. E. Long 1932-7-21 190 a Shasta 1 mile N of Anderson 132 Comment
  UC585538  Aristida oligantha Virginia E. Long 1932-7-21 190 a Shasta 1 mi n Anderson 131 Comment
  LA104303  Aristida oligantha LeRoy Abrams; 1987-3-21 13646 Shasta about 5 mi N on rd to Redding 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
  SEINET8521976  Aristida oligantha Kelly W. Allred 1991-1 5475 Shasta Redding, along Lake Blvd about 2 miles north of Redding downtown, in oak-manzanita woodland with other annual grasses 274 Comment
  CAS-BOT-BC400473  Aristolochia californica L. E. Smith 1914-5-10 s.n. Shasta Kennet Comment
  RSA621165  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CHSC59129  Arnica chamissonis Vernon H. Oswald; Steve Mitchelson 1992-8-5 5142 Shasta Lassen Volcanic National Park. Hat Creek at the E end of the meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. 1914 Comment
  SEINET7711461  Arnica chamissonis Unknown Shasta Lassen's Peak 2134 Comment
  JEPS3292  Arnica dealbata George Gillett 1952-8-10 164 Shasta 1.5 mi below Emerald Lake (just above the main park highway); Lassen Volcanic National Park 2346 Comment
  CAS-BOT-BC295825  Arnica dealbata Alice Eastwood 1912-8-22 1754 Shasta Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  CAS-BOT-BC85147  Arnica nevadensis John Thomas Howell 1960-8-19 36173 Shasta Lassen Volcanic National Park, Summit ridge, Brokeoff Mt. 2773 Comment
  CHSC60306  Arnica nevadensis Mary Ann Showers 1992-6-28 2695 Shasta Lassen Volcanic National Park. Andesite cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  JEPS111006  Arnica nevadensis Bruce G. Baldwin with Susan J. Bainbridege 1999-8-17 1093 Shasta Cascade Range mountainside immediately east of parking lot at trailhead to Lassen Peak. 2590 Comment
  UC1502173  Arnica venosa Craig Martz 1982-6-24 43 Shasta s of, w of s end of Slate Creek Bridge Lamoine; Slate Creek Bridge Comment
  UC217548  Arnica venosa L. E. Smith 1915-5-31 Shasta Iron Mountain 762 Comment
  UC53880 Image available Arnica venosa H. M. Hall and E. B. Babcock 1903-6-1 4013 Shasta Salt Creek Sierra Nevada Mountins; Salt Creek, Shasta Co., Sierra Nevada Mts. 426 Comment
  CDA10139  Artemisia cana R. F. Wilkey 1958-8-2 1096 -58 Shasta Old Station. 0 Comment
  JEPS116595  Asarum caudatum Julie Kierstead Nelson 2006-5-10 2006 -4 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  HSC85745  Asarum hartwegii J. P. Smith, J. O. Sawyer 1982-5-8 10377 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  CAS-BOT-BC400683  Asarum hartwegii H. D. Ripley; R. C. Barneby 1948-7-6 9654 Shasta S. base of Castle Rock 579 Comment
  RSA416098  Asarum hartwegii Christopher Davidson 1973-5-26 2162 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  UCR40043  Asclepias cordifolia Jones, Wallis, et al 1985-5-11 73 Shasta Basin Gulch Campground off Hwy 36, Shasta-Trinity Nat. Forest 795 Comment
  SEINET10895297  Asclepias cordifolia A. Arthur Heller 1905-5-26 Heller 7860 Shasta Near Redding Comment
  JEPS49873  Asclepias eriocarpa J. W. Blankinship 1909-10-15 Shasta Redding Comment
  SEINET10580436  Asclepias eriocarpa A. Arthur Heller 1905-5-26 Heller 8130 Shasta Near Redding Comment
  JEPS49966  Asclepias fascicularis A. A. Weigart 1922-8-22 Shasta Whitmore Comment
  SEINET10903018  Asclepias solanoana Mary Susan Taylor 1980-8-14 Taylor 3239 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  UC1598223  Asclepias speciosa H. M. Hall 1909-7-11 8521 Shasta Delta Comment
  UC726254  Asclepias speciosa A. A. Heller 1938-7-2 15237 Shasta 3 mi e Quincy 1097 Comment
  HSC15324  Asparagus officinalis W. D. Stevens May 1963 13 Shasta 0.25 mi. down Week's Lane from Old Churn Creek Rd. Comment
  CDA13539  Aster occidentalis G. F. Hrusa, T. D. Wilfred 1996-7-22 13366 Shasta Lassen National Forest; North side of USFS S16 at upper end of Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UC54370  Astragalus californicus H. M. Hall and E. B. Babcock June, 1903 4016 Shasta Gregory Sierra Nevada Mountains, Upper Sacramento River, Gregory (Upper Sacramento River, Sierra Nevada Mountains) 304 Comment
  CAS-BOT-BC177836  Astragalus curvicarpus var. curvicarpus John Thomas Howell 1934-6-16 12226 Shasta Fall River Valley, 2 miles ne. of McArthur Comment
  UC73259  Astragalus gambelianus Milo S. Baker 1900-4-29 Shasta Stillwater Comment
  RSA112191  Astragalus gambelianus R. C. Barneby 1954-5-15 11498 Shasta 25 miles N of Redding near Sacramento River bridge. Comment
  JEPS90995  Astragalus pauperculus Dean Wm. Taylor and Rexford E. Palmer 1988-5-29 9687 Shasta along Hwy 299 1.2 mi e crossing of Salt Creek ((Bella Vista 7 1/2' quadrangle)); Upper Sacramento Valley, Woodman Creek 192 Comment
  POM121106  Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  RSA246642  Athyrium filix-femina subsp. cyclosorum R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42412 Shasta Shasta National Forest, above Castle Creek, 1 mile west of Castle Crags State Park. 762 Comment
  HSC72034  Athysanus pusillus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9603 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  CHSC96265  Atriplex triangularis R. Fischer 2006-10-23 947 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the north edge of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  JEPS73952  Avena sativa Virginia E. Long 1931-5-31 82 a Shasta w. of Stocker's place Anderson Comment
  CHSC3980  Balsamorhiza deltoidea Sadie Gualtieri 1967-3-26 Shasta Collected: 3 miles W. Bear Creek, S. side Hiway 44 on way to Lassen Park, E. from Redding. Comment
Read comments
May 30 2007
  CAS-BOT-BC106569  Balsamorhiza deltoidea Antone Q. Soares 1922-6-1 s.n. Shasta Shasta Springs Comment
  UC893846  Balsamorhiza hookeri Alice Eastwood Jun 29 1912-Jul 11 1912 896 Shasta Goose Valley Comment
  UC1558202  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
Read comments
May 21 2007
  CAS-BOT-BC16670  Barbarea orthoceras Mrs. D. B. McAllister 1918-4-29 46 Shasta Ydaloom. Comment
  UC1100237  Beckmannia syzigachne Malcolm A. Nobs and Calvin McMillan 1949-6-15 781 Shasta marsh at junction of river and Hat Creek (at Hwy 299); Pitt River Comment
  UCD56784  Beckmannia syzigachne P. B. Kennedy 1927-6-13 s.n. Shasta Fall River Mills. Comment
  UCD56791  Beckmannia syzigachne Malcolm A. Nobs; Calvin McMillan 1949-6-15 781 Shasta Shasta County.: At junction of Pitt River and Hat Creek at Highway 299. Comment
  UCD56799  Beckmannia syzigachne B. Crampton 1954-6-9 2205 Shasta 1.8 miles west of Burney. Along U. S. Highway 299. 914 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
  UC70439  Berberis aquifolium var. repens Milo S. Baker July 1898 464 Shasta Clover Creek Steven's Ranch Comment
  CAS-BOT-BC75541  Berberis dictyota Alice Eastwood 1912-7-25 1436 Shasta Pitt to Baird. Comment
  CAS-BOT-BC75993  Berberis pumila L. E. Smith 1913-4-24 102 Shasta Castella. Comment
  CHSC96169  Berula erecta R. Fischer 2006-7-22 882 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the moist meadow and water edge of Bowman ditch. The ditch drains a heavy flow of spring water near the western entrance of the park. South side of park road and west side of ditch. 1010 Comment
  JEPS94090  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1998-9-8 9613 .1 Shasta Hwy. 89 at its closest approach to Burney Creek just s. McArthru-Burney Falls Memorial State Park (edge of creek) 929 Comment
  RSA768290  Bidens frondosa Justin M. Wood 2010-9-1 2505 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CAS-BOT-BC413060  Bistorta bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 1/2 mile above Burney Falls Comment
  CAS-BOT-BC100282  Blennosperma nanum var. nanum L. E. Smith 1913-4-2 s.n. Shasta Anderson Comment
  UC54074  Blepharipappus scaber H. M. Hall and E. B. Babcock 1903-6-16 4177 Shasta near Dana (Sierra Nevada Mountains); Sierra Nevada Mountains 1066 Comment
  JEPS28465  Boechera howellii George W. Gillett 1958-6-30 1154 Shasta first gulch w Crescent Crater cliffs; Lassen Volcanic National Park 2438 Comment
  UC501605  Boechera platysperma Frank W. Peirson 1932-7-10 10153 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC14297  Boechera platysperma John Thomas Howell 1960-8-22 36384 A Shasta Lassen Volcanic National Park. Anklin Meadows. 1889 Comment
  CAS-BOT-BC14306  Boechera platysperma Alice Eastwood 1912-8-22 1763 Shasta Lassen Butte Region. Trail from Morgane to Sulphur Works. Comment
  CHSC59135  Boechera rectissima Vernon H. Oswald; Steve Mitchelson 1992-8-5 5146 Shasta Lassen Volcanic National Park. Ca. 0.1 mi N of the abandoned stone quarry on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.4 mi N of Lassen Hwy. 1926 Comment
  CHSC88306  Boechera retrofracta R. Fischer; J. Marr 2004-5-24 190 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  CAS-BOT-BC25685  Boechera sparsiflora A. H. Kramer 1933-9-11 16 Shasta Lassen National Park. Prospect Peak. Comment
  CHSC63578  Boschniakia strobilacea Vernon H. Oswald; Lowell Ahart 1994-5-6 6174 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 1.2 mi E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  UCD56823  Bothriochloa ischaemum var. songarica Walter Seavey Lennon 1983-11-3 s.n. Shasta Highway 5. 0.4 mile south of Fawndale Rd. 1.6 miles north of Old Oregon Trail. Mountain Gate. Comment
  CAS-BOT-BC127758  Brickellia grandiflora L. P. Janeway 1995-9-2 4909 Shasta About 2500 ft north of Bluejay Mountain; alng Road 35N46 5.2 mi north of Fenders Ferry Road (Road 27). 929 Comment
  JEPS73954  Briza minor Virginia E. Long 1931-5-22 66 a Shasta Happy Valley Steward's Ranch ((plateau on mountain top n of Olinda and about 3 mi w of Pacific hwy between Anderson and Redding)) Comment
  CHSC20588  Brodiaea californica Roberst A. Schlising 1965-6-18 2827 Shasta Northwest of Redding, at junction of Keswick Dam Road and Quartz Hill Road. Comment
  UCR93366  Brodiaea coronaria subsp. coronaria Kathy Harper, Dane Karr 1994-6-16 s.n. Shasta Along Hwy 299 at mile marker 90.00, between Fall River Mills and vista point to the west 1006 Comment
  CAS-BOT-BC457067  Brodiaea coronaria subsp. coronaria L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  RSA27876  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles W of Fall River Mills 1341 Comment
  CAS-BOT-BC465593  Brodiaea coronaria subsp. rosea Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -049 Shasta Packers Bay, N shore of Shasta Lake, W of I-5; near boat launch parking lot 334 Comment
  UC1134021  Brodiaea elegans subsp. elegans P. L. Johannsen 1932-6-1 48 Shasta Hooten Gulch Redding Quadrangle 243 Comment
  CAS-BOT-BC484378  Brodiaea elegans subsp. elegans L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  SEINET10932627  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-27 Hitchcock 6632 Shasta Swale in open lava flow meadow. Near McArthur. Comment
  UCD139171  Brodiaea minor W. Robert Powell 1981-5-31 2792 Shasta 1.5 miles north northwest of Cottonwood, 1/4 mile north of east quarter of section 34. Comment
  SEINET10965892  Brodiaea minor A. Arthur Heller 1940-5-28 Heller 15698 Shasta Open places on the plateau west of Stillwater Creek, along U.S. Highway #299, in clay soil. Very common, the perianth rotately spreading. Comment
  UCD147021  Brodiaea nana Robert E. Preston 2012-5-5 2866 Shasta Millville Plains, 1.5 mi S of Millville, at jct Millville Plains Rd and Bascomb Rd. 193 Comment
  JEPS69183  Bromus carinatus var. carinatus J. W. Blankinship 1911-5-13 Shasta Coram Mines Comment
  UC1543799  Bromus carinatus var. carinatus Harold and Virginia Bailey 1948-8-27 2862 Shasta Lassen Volcanic National Park, Badger Flat Badger Flat; Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC148761  Bromus carinatus var. marginatus George W. Gillett 1957-7-12 736 Shasta Lassen Volcanic National Park. Southeast slope fo Crescent Crater. 2316 Comment
  SEINET10517938  Bromus diandrus Virginia E. Long 1931-5-11 Long 60 a Shasta Anderson. Covering vacant lot along with Bromus hordeaceus, Hordeum murinum, and Plantago major. 132 Comment
  CHSC112683  Bromus hordeaceus Lowell Ahart; John Dittes 2013-6-9 18795 Shasta On the bank of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  CDA35495  Bromus hordeaceus E. Finley 2003-5-2 PDR# 1035516 Shasta Redding; Logan Rd. 0 Comment
  CDA37194  Bromus japonicus CDFA Staff 2005-6-14 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  UCD58857  Bromus japonicus J. Strut 1951-6-7 s.n. Shasta Williams Ranch. 609 Comment
  CAS-BOT-BC162142  Bromus orcuttianus George W. Gillett 1957-7-11 705 Shasta Lassen Volcanic National Park. 0.25 mile above Manzanita Creek on Chaos Crags Trail. 1889 Comment
  POM264305  Bromus orcuttianus A. A. Beetle 1941-6-30 2849 Shasta Larsen [Lassen] National Forest, banks of Hat Creek, near Hat Creek 1220 Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta About 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood., South of a small wash, west of the poor dirt road. 259 Comment
  CHSC87130  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
  HSC101647  Bromus tectorum J. P. Smith 2010-6-25 12975 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1528 Comment
  SD7774  Bryanthus breweri R. M. Austin 1879-1 Shasta Lassen Park Comment
  RSA602934  Bulbostylis capillaris L. C. Wheeler 1958-8-24 7432 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  HSC91308  Cabomba caroliniana Edward Merritt 1977-10-13 Shasta In farm pond 15 mi. E of Redding. Comment
  HSC48488  Calandrinia ciliata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9700 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  UC1101509  Callitriche heterophylla var. bolanderi Malcolm A. Nobs and S. Galen Smith 1949-7-19 1023 Shasta junction of Pit River and Hat Creek; Highway 299 Comment
  CHSC58024  Callitriche verna Vernon H. Oswald 1992-5-28 4956 Shasta W edge of the lily pond near the summit of Table Mtn., ca. 1.3 mi (air) NNE of the Manzanita Lake Entrance Station, just W (outside) of the boundary of Lassen Volcanic National Park. 2019 Comment
  RSA602824  Callitriche verna L. C. Wheeler 1958-8-24 7425 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  CAS-BOT-BC80462  Calocedrus decurrens Elmer I. Applegate 1929-6-23 5835 Shasta Ingot; along Redding-Alturas road Comment
  UC123  Calocedrus decurrens W. H. Brewer Sep 18 1862-Sep 19 1862 1447 Shasta Upper Sacramento between camps 100 and 102 Upper Sacramento Comment
  HSC65908  Calochortus coeruleus D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 65 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  CAS-BOT-BC490547  Calochortus luteus R. F. Hoover 1968-5-28 11131 Shasta Oak Run Road. Comment
  CHSC88775  Calochortus macrocarpus R. Fischer 2004-7-2 290 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located around Camp 7. 1013 Comment
  CAS-BOT-BC492558  Calochortus minimus Gillett; Hans Leschke 1957-7-13 s.n. Shasta Lassen Volcanic National Park, Devils Kitchen region Comment
  CAS-BOT-BC492559  Calochortus minimus Roxana S. Ferris; Laura Lorraine 1941-8-10 10480 Shasta Lassen Volcanic National Park, near Summit Lake 2042 Comment
  UCR206050  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14982 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  CAS-BOT-BC493114  Calochortus monophyllus Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  UC422977  Calochortus monophyllus Milo S. Baker 1896-5-9 39 Shasta near Morley's Station Comment
  UC72284  Calochortus monophyllus Milo S. Baker 1900-5-1 Shasta Reed Road Comment
  CHSC2228  Calochortus nudus M. Underhill 1952-6-22 Shasta 1371 Comment
  RSA113755  Calochortus nudus George W. Gillett 1953-7-30 302 Shasta Lassen Volcanic National Park, Dersch Meadows near ranger station 1982 Comment
  UC1024357  Calochortus nudus George W. Gillett 1953-7-30 302 Shasta Dersch Meadows, near ranger station Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC94483  Calochortus nudus R. C. Wenk 2005-7-20 356 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  JEPS107989  Calochortus superbus Pete Figura 2005-6-23 156 Shasta Along Windy Point Road, near its junction with Hwy 299. Approx. 0.6 mi S of town of Montgomery Creek. 666 Comment
  UC422987  Calochortus superbus Milo S. Baker 1900-5-5 Shasta near Oak Run (Ridge Road) Comment
  CAS-BOT-BC494226  Calochortus superbus L. E. Smith 1915-5-1 s.n. Shasta Anderson Comment
  CHSC13609  Calochortus tolmiei P. Matthews 1968-4-14 6 Shasta Found ca. 4 mi w of Shingletown, ca. 1/4 mi w of Nora Lake. 1066 Comment
  CHSC25126  Calochortus tolmiei Paul Lyman 1970-4-25 22 Shasta Open Triangle Ranch; Whitmore. At north entrance to ranch from Triangle Road. Comment
  HSC44919  Calochortus tolmiei J. P. Smith 1976-5-22 8808 Shasta French Gulch-Carrville Rd. 1402 Comment
  HSC72029  Calochortus tolmiei J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9599 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  SEINET3885392  Calochortus tolmiei J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-9 9651 Shasta County Road A16, 4.0 miles from its junction with State Route 36.; 0 732 Comment
  CAS-BOT-BC494011  Calochortus tolmiei Mrs. D. B. McAllister 1918-4-29 s.n. Shasta Ydalpom Comment
  CAS-BOT-BC132587  Calochortus uniflorus F. Almeda; R. Eisenhardt 1995-5-29 7410 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  JEPS125857  Calochortus venustus Dean W. Taylor 1996-6-15 15669 Shasta McCandless Gulch; along McCandless Gulch Road 1.5 miles NW from Hwy 299 (about 16 air miles NE of Redding) Comment
  RSA17665  Caltha howellii Elmer I. Applegate 1929-6-20 5773 Shasta E base of Lassen Peak Comment
  RSA97904  Caltha howellii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET10536092  Caltha leptosepala subsp. howellii Mary Susan Taylor 1980-6-26 Taylor 2978 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
  RSA21711  Calycadenia ciliosa C. B. Wolf 1937-8-8 9071 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 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
  CHSC84046  Calycadenia fremontii Lowell Ahart; John Dittes 2003-5-22 10202 Shasta On the side of a water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS119452  Calycadenia fremontii George K. Helmkamp 2009-6-13 15000 Shasta Southern Cascade Range Foothills: Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown. Comment
  JEPS38547  Calycadenia fremontii W. L. Jepson 1894-8-10 59 j Shasta near Sims (Upper Sacramento River); Upper Sacramento River Comment
  JEPS89001  Calycadenia fremontii Julie Kierstead 1992-8-14 92047 Shasta at intersection of Gibson Rd. and Highland Lakes Rd.; Shasta-Trinity National Forests, Gibson 487 Comment
  JEPS89320  Calycadenia fremontii Dean W. Taylor 1993-6-16 13669 Shasta ca. 3 mi. w. Ono (Sunny Hill Rd.); North Coast Ranges 518 Comment
  JEPS89808  Calycadenia fremontii Dean W. Taylor 1988-8-8 10028 Shasta adjacent to and just w of yard of California Department of Transportation (in center of town of Burney, along Highway 299, Modoc Plateau); Modoc Plateau, Burney, Highway 299 Comment
  JEPS89809  Calycadenia fremontii Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9778 Shasta Millville Plains under high-voltage, steel-tower powerlines in SE1/4 Section 24 Millville Plains; Upper Sacramento Valley, Milleville Plains 207 Comment
  UC1561018  Calycadenia fremontii Dean W. Taylor 1988-8-11 10045 Shasta Rock Creek, 2 mi w of Lake Britton, along Summit Lake Road Ponderosa Quad 984 Comment
  CAS-BOT-BC273354  Calycadenia fremontii J. Clausen 1932-9-16 661 Shasta 9 miles south of Redding on the road from Red Bluff Comment
  CAS-BOT-BC273365  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, east side of town 945 Comment
  CAS-BOT-BC273369  Calycadenia fremontii Alice Eastwood 1912-7-13 1047 Shasta Burney Comment
  CHSC118642  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca. 1/2 mi N of Sheridan Cr. V.I. Vexnor Property, (In 1984, Rte 2, Box 790, Shingletown 96088). 465 Comment
  UC1971732  Calycadenia fremontii 1980-9-12 2203 Shasta E of Anderson, 0.8 mi S of Aoudad Drive on CR A17, 2.1 mi S of Wildcat Road (to Black Butte); from junkyard ridge S, between RLC 2121 and 2123 198 Comment
  UC1971734  Calycadenia fremontii 1980-9-12 2208 Shasta 5.9 mi SW of Ono on Ono-Platina Road, near man-made pond 200 yds S of road, SW of Redding 442 Comment
  CAS-BOT-BC272738  Calycadenia truncata subsp. truncata Marcus E. Jones 1931-7-16 29124 Shasta Pitt [Pit] River Bridge Comment
  CAS-BOT-BC272739  Calycadenia truncata subsp. truncata C. L. Hitchcock 1940-5-26 6623 Shasta 2 mi. w. of Fall River Mills 1341 Comment
  CAS-BOT-BC90978  Calycanthus occidentalis Alice Eastwood 1912-7-26 1468 Shasta Kennet [Kennett]. Comment
  POM161482  Calycanthus occidentalis Franklin P. Nutting 1894-5-22 s.n. Shasta Morley s Station. Comment
  UC1035069  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta ca 6 mi w Round Mt. (along U.S. Hwy 299); Canyon of Cedar Creek Comment
  UCD137904  Calycanthus occidentalis K. M. Meyer; A. Townesmith 2007-7-25 160 Shasta exact location unknown. 240 Comment
  OBI23531  Calycanthus occidentalis Robert J. Rodin 1971-6-14 8476 a Shasta Along Slate Crk near Hwy 5 about 35 mi N of Redding Comment
  CHSC34847  Calyptridium monospermum M. S. Taylor 1980-6-10 2824 Shasta Roadside, a few ft n of turnoff to Wards Cabin, ca. 1/2 mi se of Sims Flat Campground, ca. 6 mi s of Castella. 548 Comment
  HSC39237  Calyptridium monospermum J. P. Smith 1976-5-22 8804 Shasta French Gulch-Carrville Rd. 1402 Comment
  SEINET10572715  Calyptridium umbellatum Mary Susan Taylor 1980-6-25 Taylor 2973 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
  HSC96646  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Martin J. Lenz 2004-6-9 9231 Shasta Along C-line .2 mi. from jct. with Big Bend Rd. Plantation 911 Comment
  JEPS100516  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1996-6-16 15689 Shasta Pit River Canyon, on rim of canyon on west edge Flat Woods just south of Cape Horn Creek (about 5 air miles south of Big Bend; Shasta-Trinity National Forests 762 Comment
  SEINET10496580  Calystegia malacophylla Mary Susan Taylor 1980-6-10 Taylor 2811 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  CHSC29808  Calystegia malacophylla subsp. malacophylla M. S. Taylor 1980-6-10 2811 Shasta Sims Road Lookout, n facing slope. 1126 Comment
  HSC96644  Calystegia occidentalis Thomas W. Nelson, Martin J. Lenz 2004-6-9 9229 Shasta Branch off Founders Ferry Rd. 2.2 mi. N of jct. with Hwy. 299, along USFS Rd. 34N02, .6 mi. from jct. with Founders Ferry Rd. 691 Comment
  OBI71821  Calystegia occidentalis subsp. occidentalis David J. Keil 2004-7-10 30318 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  UC843737  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mi above Burney Falls Comment
  CAS-BOT-BC493381  Camassia quamash subsp. breviflora Alice Eastwood 1912-6-29 874 Shasta Goose Valley Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC45453  Camissonia hirtella M. Alcasas 1978-5-14 92 Shasta County Rd. A16, 0.5 mi. from Hwy. 36 793 Comment
  POM284840  Campanula prenanthoides Lyman Benson 1930-7-18 2216 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA0014273  Campanula prenanthoides Justin M. Wood 2010-9-2 2557 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
  SD104450  Campanula prenanthoides Reid Moran 1978-6-24 26049 Shasta Occasional on forested east slope, Little Roaring Creek. 750 Comment
  UC1536792  Campanula prenanthoides G. H. True 1937-7-3 770 Shasta near French Gulch 548 Comment
  UC1553490  Campanula prenanthoides E. Dean 1988-7-12 122 Shasta along rd. 37NO8 just w 2 small pin turns in road as it reaches Skunk Ridge; Skunk Ridge 1158 Comment
  SEINET10972398  Campanula prenanthoides Ynez Whilton Winblad 1941-7-1 Winblad s.n. Shasta BETWEEN DUNSMUIR AND REDDING Comment
  RSA479506  Campanula scabrella L. R. Heckard, Lim Shillon, M. Ashton 1979-7-21 5146 Shasta About 100 m east of summit of Ski Heil Peak, north of Emerald Lake, Lassen National Park. 2652 Comment
  SEINET10873294  Campanula scabrella Heckard 1979-7-21 HECKARD 5146 Shasta Ladden National Park, 100 M E OF SUMMIT OF SKI HEIL PEAK, N OF EMERALD LAKE CLUMPS IN SMALL VOLCANIC ROCKS. 2652 Comment
  SEINET10972071  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta SKI HEIL PEAK NEAR EAGLE PEAK PEBBLY VOLCANIC SOIL 2713 Comment
  UC1120063  Campanula scouleri A. E. Wieslander Jul 1929 121 Shasta Kosk Creek near Shotgun Creek (Shasta National Forest); , Kosk Creek 914 Comment
  CAS-BOT-BC94093  Cardamine Julie Kierstead Nelson 2004-3-12 2004 -011 Shasta Forest Road 33N041 to Digger Bay from Shasta Dam Boulevard, S side of Shasta Lake; ca 10 mi N of Redding, 2 mi W of 487 Comment
  CAS-BOT-BC37227  Cardamine bellidifolia George W. Gillett 1952-8-26 231 Shasta Lassen Volcanic National Park. Reading Peak. 2560 Comment
  RSA66098  Cardamine bellidifolia var. pachyphylla F. W. Peirson 1935-7-15 10155 Shasta Mt. Magee, Thousand Lake Basin. 2363 Comment
  CAS-BOT-BC37368  Cardamine californica L. E. Smith 1913-3-12 3 Shasta Pitt River. Comment
  CDA10036  Cardaria pubescens E. Finley 2008-5-2 PDR# 1365094 Shasta SR 299, E/B shoulder, mile post marker 87.00 0 Comment
  RSA190724  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta W side of IS-5, 0.25 mi S of overpass of Flume Creek Rd., 4 mi. S of Castella. Comment
  CAS-BOT-BC282952  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta W side of IS 5, 0.25 mile S of overpass of Flume Creek Rd, 4 miles S of Castella Comment
  CDA35759  Carduus pycnocephalus C. Yingst 2011-5-13 PDR# 1555673 Shasta Shasta Lake; Interstate 5, Cal Trans right of way at mile marker 25.0 near Wonderland Drive. 0 Comment
  CAS-BOT-BC18188  Carex Marck Menke 1999-7-4 64 Shasta Lassen Volcanic National Park. Banks of upper Manzanita Creek at bridge crossing for Manzanita Creek Trail. 1981 Comment
  SEINET4170013  Carex A. A. Heller 1942-9-7 Shasta Lassen Vocanic Nat'l Park. Comment
  CAS-BOT-BC19760  Carex abrupta Hans Leschke 1960-8-10 1768 c Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CHSC55545  Carex abrupta L. P. Janeway 1984-9-22 1164 Shasta Lassen Volcanic National Park. Dersch Meadows (N of Summit Lake). 2042 Comment
  RSA550451  Carex abrupta R. Tallent 1987-8-17 945 Shasta Lassen National Park: Kings Creek Meadows. 2300 Comment
  JEPS100292  Carex angustata Dean W. Taylor 2001-8-27 17901 a Shasta large seasonally inundated depression situated on ridge dividing Trough Creek and Squaw Creek (ca. 5 air miles SE of McCloud) 1033 Comment
  CAS-BOT-BC17953  Carex angustata Blanche Clear 1938-7-13 s.n. Shasta Lassen Park. Reflection Lake. Lily ponds. 1781 Comment
  CAS-BOT-BC17957  Carex angustata John Thomas Howell 1960-8-22 36406 Shasta Lassen Volcanic National Park. Pond north of Summit Lake. 2042 Comment
  OBI18029  Carex angustata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-8-18 2166 Shasta Shasta-Tehama. 1.2 mi N of South entrance to Lassen volcanic Natl Park, Rte 89 Comment
  JEPS100293  Carex aquatilis var. dives Dean W. Taylor 2001-8-27 17901 b Shasta large seasonally inundated depression situated on ridge dividing Trough Creek and Squaw Creek (ca. 5 air miles SE of McCloud) 1033 Comment
  JEPS101039  Carex bolanderi Dean W. Taylor 1987-6-8 9032 Shasta upper tributary Tate Creek, McCloud River 1615 Comment
  CHSC90218  Carex brainerdii L. P. Janeway 2001-5-28 7081 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
  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
  SEINET10876589  Carex brainerdii Peter F. Zika 2010-6-23 Zika 24989 Shasta About 3.5 air miles E of siskiyou Lake, Cascade Range Highlands (CaRH). 1275 Comment
  SEINET8573630 Image available Carex brainerdii Unknown 2010-1 24989 Shasta About 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) Comment
  CAS-BOT-BC34153  Carex breweri Hans Leschke 1954-9-20 s.n. Shasta Lassen Volcanic National Park. Terrace Lake. 2354 Comment
  JEPS101118  Carex breweri var. breweri Dean W. Taylor 1975-8-24 5385 Shasta Lassen National Forest, Thousand Lakes Wilderness; vicinity of Magee Peak 2606 Comment
  CHSC58523  Carex capitata Vernon H. Oswald; Lowell Ahart 1992-7-9 5084 Shasta Lassen Volcanic National Park. SW side of Horseshoe Lake. On the S side of the meadow at the W end of the S arm of the lake. 1997 Comment
  CHSC96215  Carex comosa R. Fischer 2006-7-23 929 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected near south end of Big Lake, the western shore, at end of a long drainage arm adjacent park road. Carex growing in water at shoreline. 1007 Comment
  HSC48649  Carex densa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19085 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  JEPS100912  Carex disperma Dean W. Taylor 1992-5-28 12667 b Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  RSA770004  Carex divulsa subsp. divulsa P. F. Zika, Julie Nelson 2010-5-15 24812 Shasta Route 299 just west of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley 195 Comment
  RSA98821  Carex feta Alice Eastwood S.N. Shasta Goose Valley. Comment
  CAS-BOT-BC20744  Carex fracta Hans Leschke 1958-8-16 1563 Shasta Lassen Volcanic National Park. Grassy Swales. 1943 Comment
  CAS-BOT-BC20742  Carex fracta Hans Leschke 1957-9-19 1522 Shasta Lassen Volcanic National Park. Trail along Grassy Swales. 1920 Comment
  SEINET10650684  Carex fracta David Castaner 1989-6-18 Castaner 10232 Shasta McBride Springs - dry bed - Mt. Shasta. Comment
  CAS-BOT-BC22176  Carex helleri George Wilson Gillett 1957-8-10 1020 Shasta Northwest slopes of Ski Heil. 2682 Comment
  CAS-BOT-BC20970  Carex heteroneura George Wilson Gillett 1957-8-2 961 Shasta Lassen Volcanic National Park. .25 mile below Summit Lake and 100 yards south of Corral Meadows Trail. 2026 Comment
  CAS-BOT-BC28109  Carex hoodii Roxana S. Ferris; Laura Lorraine 1941-8-10 10469 Shasta Lassen National Park near Summit Lake 2042 Comment
  CHSC98373  Carex hoodii Thomas W. Nelson; Jane P. Nelson 1984-6-17 7642 Shasta North Coast Ranges. Along Middle Fork Cottonwood Creek at Basin Gulch Campground. Comment
  JEPS63577  Carex hoodii W. L. Jepson 1927-6-22 12299 Shasta ridge n Hot Springs Valley 1828 Comment
  UCR206374  Carex hoodii George K. Helmkamp, E. A. Helmkamp 2009-6-13 14995 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  SEINET7562444 Image available Carex integra F. J. Hermann 1972-5-17 24778 Shasta 21 miles S McCloud. Comment
  UC1149886  Carex lenticularis var. lipocarpa Harold and Virginia Bailey 1948-8-25 3041 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC109973  Carex longii Peter F. Zika 2011-7-4 25513 Shasta SW side of Locust Road, 0.1 road mile from Barney Road. Interior North Coast Ranges (NCoRI). 135 Comment
  JEPS121021  Carex longii Peter F. Zika 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Comment
  CHSC54536  Carex luzulifolia Vernon H. Oswald 1991-8-16 4830 Shasta Lassen Volcanic Park. Trail along the east side of Crumbaugh Lake. 2197 Comment
  CAS-BOT-BC31506  Carex luzulifolia Herbert Faulkner Copeland 1935-7-29 1561 Shasta Mt. Lassen, about Emerald Lake. 2400 Comment
  CAS-BOT-BC31509  Carex luzulifolia George Wilson Gillett; Hans Leschke 1957-7-13 773 Shasta Lower Kings Creek Meadow. 2194 Comment
  UC2015853  Carex luzulifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4285 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadows. Along Kings Creek. Comment
  JEPS109541  Carex luzulina var. ablata Dean W. Taylor 1988-4-15 9551 Shasta vicinity Montgomery Creek, near a spring 762 Comment
  CAS-BOT-BC422332  Carex multicaulis Peter F. Zika 2012-5-18 25886 Shasta Near entrance to Castle Crags State Park, above Castle Creek, Castella, 3 air km SSE of Castle Dome, Klamath Range (KR) 640 Comment
  HSC45558  Carex multicaulis J. P. Smith, J. O. Sawyer 1973-4-14 6084 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  HSC72019  Carex multicaulis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9592 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  UCD140653  Carex multicaulis G. F. Hrusa 1996-5-2 12876 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1460 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
  SEINET13390527  Carex multicaulis R. R. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about o.5 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5. 424 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
  OBI26472  Carex multicostata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-8-18 2168 Shasta Shasta-Tehama. 1.2 mi N of South entrance to Lassen volcanic Natl Park, Rte 89 Comment
  CHSC89793  Carex nebrascensis R. Fischer; J. Marr 2004-5-26 408 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. 1008 Comment
  CAS-BOT-BC119893  Carex nebrascensis John Thomas Howell 1934-7-11 12566 Shasta Fall River Mills Comment
  RSA78532  Carex nebrascensis F. W. Peirson 1932-7-17 13588 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  JEPS28377  Carex nervina George W. Gillett 1957-8-2 963 Shasta 1/4 mile below Summite Lake and 100 yards S of Corral Meadows Trail 2026 Comment
  CHSC60436  Carex nigricans Mary Ann Showers 1992-6-28 2692 Shasta Lassen Volcanic National Park. Streams below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  SEINET3905204  Carex nudata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-5-7 9854 Shasta One mile north of bridge over Brown's Creek on County Line Road.; 0 671 Comment
  CHSC60431  Carex pachystachya Mary Ann Showers 1992-6-27 2645 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  HSC48641  Carex pachystachya D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19111 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  SEINET13405187  Carex pachystachya B. L. Wilson, P. Zika 2011-8-7 16814 Shasta Highway 89 a little south of Ponderosa Way 1256 Comment
  UC1586948  Carex pellita Juha Pykala and D. H. Norris 1987-7-8 2478 Shasta about 200 m n intersection of Cassel Road (Highway 89); Hat Creek Valley, Doyles Corner 980 Comment
  CAS-BOT-BC119050  Carex phaeocephala Lewis Samuel Rose 1945-9-4 45247 Shasta Summit Lassen Peak Highway 2590 Comment
  HSC95819  Carex praegracilis Juha Pykala, D. H. Norris 1987-7-8 2489 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  HSC48644  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19107 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UCD140787  Carex rossii G. F. Hrusa; T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CAS-BOT-BC118151  Carex rossii John Thomas Howell 1961-6-19 36520 Shasta Dry slope, Manzanita Lake 1783 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
  RSA0079803  Carex rossii John Thomas Howell 1961-6-20 36554 Shasta Dersch Meadows. 1982 Comment
  CHSC76250  Carex scopulorum var. bracteosa Mary Ann Showers 1992-6-28 2687 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  CAS-BOT-BC117402  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta Ca. 1/4 mi S of Burney Falls. 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
  SEINET7575737 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45267 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2835 Comment
  CHSC60445  Carex straminiformis Mary Ann Showers 1992-6-26 2677 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  JEPS28372  Carex straminiformis George W. Gillett 1957-8-8 994 Shasta ne shoulder of Lassen Peak Lassen Volcanic National Park, Lassen Peak 2529 Comment
  JEPS28374  Carex straminiformis George W. Gillett 1957-8-8 986 Shasta beyond first switchback above Hemlock Flat (lower se slopes of Lassen Peak); Lassen Volcanic National Park, Lassen Peak 2651 Comment
  SEINET7576418 Image available Carex straminiformis Ray Tallent 1987-8-17 950 a Shasta Lassen National Park, Kings Creek area, by rivulet just W of Kings Creek turnoff. 2299 Comment
  UC1149881  Carex straminiformis Harold and Virginia Bailey 1948-8-27 2934 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park 2225 Comment
  HSC37557  Carex straminiformis J. D. Ackerman, A. M. Montalvo 1975-7-17 564 Shasta Sunday Gulch, E of Harrison Gulch, 2.5 mi. W of Platina Comment
  CHSC97347  Carex subfusca R. Fischer 2006-7-22 862 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  UCD123157  Carex subfusca Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7407 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  SEINET10751200  Carex teneriformis David Castaner 1971-8-18 Castaner 1943 Shasta Hat Creek; Highway 89. Comment
  CHSC60448  Carex utriculata Mary Ann Showers 1992-7-19 2734 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 Comment
  CAS-BOT-BC115427  Carex utriculata John Thomas Howell 1934-7-11 12567 Shasta Fall River Mills. Comment
  CAS-BOT-BC115431  Carex utriculata Hans Leschke 1945-9-15 s.n. Shasta Mt Lassen: Echo Lake Comment
  CAS-BOT-BC115053  Carex vesicaria Frank Warrington Peirson 1932-7-10 10116 Shasta Margina of Lake Eiler, 1000-Lake Basin 1950 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
  SD7775  Cassiope mertensiana Mrs. R. M. Austin Aug 1882 Shasta Lassen Peak 3050 Comment
Read comments
Mar 11 2009
  RSA0065413  Castanopsis sempervirens James Buel 1957-2-8 206 Shasta Mt. Harkness, Lassen National Park. Comment
  CAS-BOT-BC248983  Castilleja Alice Eastwood; John Thomas Howell 1934-4-21 1809 Shasta Between Lemoine and Delta Comment
  UCD122288  Castilleja applegatei subsp. martinii G. F. Hrusa; T. D. Wilfred 1996-6-10 12975 Shasta W side of Hwy 44 approx. 200 meters N of Big Spring. Lassen National Forest. 1422 Comment
  JEPS9327  Castilleja applegatei subsp. pinetorum George W. Gillett 1953-7-9 269 Shasta ne of Lassen Volcanic National Park (along State Highway 89, Big Springs); Lassen National Forest, Big Springs 1402 Comment
Read comments
Sep 21 2009
  UC1543815  Castilleja applegatei subsp. pinetorum Harold and Virginia Bailey 1948-8-27 2901 Shasta Hat Creek Road to Badger Flat; Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC243727  Castilleja applegatei var. pinetorum C. L. Hitchcock 1940-5-24 6531 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  CAS-BOT-BC243731  Castilleja applegatei var. pinetorum Alice Eastwood 1912-6-29 762 Shasta Goose Valley Comment
  CAS-BOT-BC243716  Castilleja applegatei var. pinetorum A. H. Kramer 1932-1-1 s.n. Shasta Near Prospect Pk., Lassen Volcanic National Park Comment
  CAS-BOT-BC243720  Castilleja applegatei var. pinetorum Lewis S. Rose 1945-9-2 45203 Shasta Big Spring Ranger Station, 10 mi. NE of Manzanita L. entrance to Lassen Volcanic 1411 Comment
  CDA13529  Castilleja arachnoidea G. F. Hrusa, T. D. Wilfred 1996-7-22 13355 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS3315  Castilleja arachnoidea George W. Gillett 1952-8-24 221 Shasta about 100 yds from junction rd. into Kings Creek Campground from Lassen Park Hwy (No 89) (below road into Kings Creek Campground from Lassen Park Hwy (No 89)); Lassen Volcanic National Park 2255 Comment
  JEPS6869  Castilleja arachnoidea George W. Gillett 1952-8-26 Shasta se of main butte of Mt. Lassen (near upper highway crossing of Kings Creek); Lassen Volcanic National Park 2255 Comment
  UC1036206  Castilleja arachnoidea George W. Gillett 1953-7-20 286 Shasta vicinity Summit Lake (near lake on bridal trail); Lassen Volcanic National Park 2011 Comment
  UC726490  Castilleja arachnoidea A. A. Heller 1941-8-16 16295 Shasta parking place on the ridge near the Comfort Station Bumpas Hell 2438 Comment
  UC750581  Castilleja arachnoidea Lewis S. Rose 1945-9-6 45264 Shasta Manzanita Creek; Lassen Volcanic National Park 2042 Comment
  UC885474  Castilleja arachnoidea E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  RSA113773  Castilleja arachnoidea George W. Gillett 1953-8-20 333 Shasta Shasta County: Cliff Lake trail 0.5 mile above Lassen Peak Hwy, alt 6800ft 2073 Comment
  JEPS9971  Castilleja attenuata Alice King Apr 1921 Shasta Anderson Comment
  UCR37577  Castilleja attenuata Mike Malamus, P. Williams, Brian Kearney 1984-5-12 49 Shasta Harrison Gulch, c. 20 mi. east of Hayfork 823 Comment
  HSC49834  Castilleja attenuata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9702 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  HSC85955  Castilleja attenuata J. P. Smith, J. O. Sawyer 1982-5-9 10399 Shasta Lewiston Turnpike, 0.1 mi. from its junction with Hwy. 299 610 Comment
  CHSC93106  Castilleja lacera R. Fischer 2005-5-23 487 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing on transmontane meadow north of McArthur along Rat Farm Road. 1013 Comment
  CHSC96268  Castilleja lacera R. Fischer 2006-5-15 944 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a grassy slope in an open juniper woodland with an east facing slope above the lower end of Big Lake. 1021 Comment
  CDA41241  Castilleja lacera T. C. Fuller 1963-7-15 10860 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  CAS-BOT-BC251915  Castilleja lemmonii Ellsworth Bethel 1923-6-14 s.n. Shasta Burney Comment
  CAS-BOT-BC251919  Castilleja lemmonii Ynez Winblad 1936-8-17 s.n. Shasta Lassen National Park Comment
  JEPS3313  Castilleja lemmonii George Gillett 1952-8-26 235 Shasta within a few feet Kings Creek (Kings Creek Campground, near upper highway crossing); Lassen Volcanic National Park Comment
  UC1543818  Castilleja lemmonii Harold and Virginia Bailey 1948-8-25 3001 a Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC251918  Castilleja lemmonii F. J. Hermann 1931-7-9 2573 Shasta Meadow near bank of Lower King's Creek 2133 Comment
  CAS-BOT-BC251921  Castilleja lemmonii Alice Eastwood 1912-8-24 1843 Shasta Meadows at foot of Lassens Pk. trail from Morgans Springs Comment
  UC885328  Castilleja miniata E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  RSA79983  Castilleja payneae F. W. Peirson 1926-6-23 6836 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  CAS-BOT-BC48636  Ceanothus cordulatus Wm. Bridge Cooke 1938-6-17 11021 Shasta Sisson Southern Trail 1219 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
  UC1281505  Ceanothus cordulatus H. E. McMinn 1931-6-26 2508 Shasta near Shasta Comment
  CHSC93627  Ceanothus cuneatus C. L. Schmidt 1990-6-22 1267 Shasta 4 mi E of Dana on A19 (MacArthur Road) to Spring Creek Road to Horr's Four Corners. 944 Comment
  JEPS42105  Ceanothus cuneatus var. cuneatus Alice King 1921-1 Shasta Anderson Comment
  UC70421  Ceanothus cuneatus var. cuneatus Milo S. Baker 1898-7-6 370 Shasta Clover Creek Falls Comment
  CAS-BOT-BC63630  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta Foothills of Mountains. 25 mi. e. of Redding. Comment
  CAS-BOT-BC63636  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1805 Shasta Between Lemoine and delta. Comment
  CAS-BOT-BC63639  Ceanothus integerrimus Alice Eastwood 1922-10-18 11522 Shasta Shasta Springs. Comment
  HSC41153  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson 1976-8-2 3102 Shasta Along N side of Hwy. 44. 7.2 mi. E of Shingletown. Comment
  UC452547  Ceanothus integerrimus Lewis C. Rosenbaum 1916-6-3 Shasta Castella Comment
  UC870579  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta 25 mi e Redding Comment
  UCD166594  Ceanothus integerrimus Dylan O. Burge 2016-9-1 2137 Shasta Hat Creek. 890 Comment
  CDA35588  Ceanothus integerrimus var. californicus T. C. Fuller 1962-5-17 8724 Shasta West of Hwy 99 at south end of Pit River Bridge, Shasta Lake. 0 Comment
  SEINET10740218  Ceanothus integerrimus var. macrothyrsus Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 853 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
  CAS-BOT-BC50611  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  HSC46272  Ceanothus lemmonii Christopher Knopp 1978-5-13 53 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  JEPS26876  Ceanothus lemmonii Mrs. C. F. Rose 1936-5-8 50 Shasta twenty miles NE of Redding (near Ingot) Comment
  POM301659  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta Sacramento River Canyon just below pollard Gulch Ranger Station. 457 Comment
  UCD112181  Ceanothus lemmonii Ray Prag 1970-7-2 s.n. Shasta Near Turntable Bay exit from Interstate Highway 5, near Shasta Lake. 304 Comment
  CAS-BOT-BC50615  Ceanothus lemmonii W. R. Dudley 1899-8-19 s.n. Shasta Clear Creek Valley Comment
  CAS-BOT-BC52070  Ceanothus prostratus W. E. Whitmore 1887-4-8 s.n. Shasta unspecified Comment
  SJSU10885  Ceanothus prostratus J. W. Tilden 1960-6-19 1473 Shasta 2 mi S of Old Station (Hwy 89) 1432 Comment
  UC1543756  Ceanothus velutinus Harold and Virginia Bailey 1948-8-26 2816 Shasta Manzanita Lake Lassen Volcanic Park Comment
  UCR122331  Ceanothus velutinus G. R. Ballmer 1992-7-7 92- 14 Shasta Modoc Plateau, Magee Trail, south side of Magee Peak 2287 Comment
  SBBG4229  Ceanothus vestitus M. Van Rensselaer 1941-4-12 1665 Shasta Hwy 299, about 0.25 mi E of jct with Hwy 89 Comment
  SEINET10904957  Centaurea cyanus Mary Merello 1993-6-26 Merello 734 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
  CDA20581  Centaurea diffusa K. Martyn 2005-8-11 PDR 1360532 Shasta Northern California; Island of the SB on-ramp to I-5 at LaMoine Rd. 0 Comment
  SEINET9309673  Centaurea nigrescens Unknown 2001-11-7 Shasta Shasta 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
  JEPS91314  Centaurium muehlenbergii Dean W. Taylor 1993-6-16 13673 B Shasta Sunny Hill Road, ca. 3 mi W of Ono 518 Comment
  POM260297  Centaurium venustum C. L. Hitchcock 1940-5-17 6437 Shasta 3 miles east of Redding. 152 Comment
  SEINET3150254  Centaurium venustum L. S. Rose 1940-6-10 40482 Shasta Bella Vista, 9 mi. ne. of Redding 466 Comment
  UC1123406  Centaurium venustum P. L. Johannsen 1932-6-16 132 Shasta 1 mi w Salt and Willow Creek Junction; Redding Quad. 213 Comment
  CAS-BOT-BC32689  Centaurium venustum subsp. abramsii Carl Brandt Wolf 1937-8-8 9072 Shasta Head of Sacramento Valley, 6 mi. N of Redding 243 Comment
  CAS-BOT-BC288791  Centromadia fitchii Jas. McMurphy 1914-6-21 s.n. Shasta Redding Comment
  CAS-BOT-BC288784  Centromadia fitchii L. E. Smith 1913-7-1 430 Shasta Anderson Comment
  UC179500  Centromadia fitchii A. A. Heller 1914-8-30 11750 Shasta 8 mi n Redding Comment
  CAS-BOT-BC222971  Cephalanthus occidentalis Alice Eastwood 1912-7-26 1486 Shasta Kennet [Kennett] Comment
  RSA21716  Cephalanthus occidentalis Carl B. Wolf 1937-8-8 9076 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  CAS-BOT-BC207612  Cercis occidentalis L. E. Smith 1913-4-2 s.n. Shasta Near Redding Comment
  CHSC101369  Cercis occidentalis Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Bryne 2007-10-16 6 Shasta Southern Cascades Ecoregion. On 35N24. 500 Comment
  JEPS21763  Cercis occidentalis C. E. Bigelow 1958-3-30 13 Shasta near Redding; Keswick Reservoir 152 Comment
  JEPS64784  Cercis occidentalis C. F. Rose 1935-4-21 24 Shasta 15 mi nw Redding Comment
  RSA0045630  Cercis occidentalis Lowell A. Ahart, John Dittes 2008-6-19 14841 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
  CDA12161  Cercocarpus betuloides G. F. Hrusa 1989-4-1 5902 Shasta North Coast Ranges; Hwy 36 near the Tehama-Shasta County boundary. Comment
  JEPS120209  Cercocarpus betuloides Julie Kierstead Nelson 2012-5-5 2012 -034 Shasta Upper Sacramento River watershed Comment
  HSC101771  Cercocarpus betuloides var. betuloides J. P. Smith, J. O. Sawyer 2011-6-16 13231 Shasta Along Cassel Road, Lassen National Forest. 1145 Comment
  CAS-BOT-BC135444  Cercocarpus betuloides var. betuloides E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station 692 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
  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
  CAS-BOT-BC276738  Chaenactis douglasii var. douglasii John Thomas Howell 1961-6-20 36550 Shasta Anklin Meadows 1874 Comment
  CAS-BOT-BC276739  Chaenactis douglasii var. douglasii Ella Dales Cantelow 1940-5-31 3082 Shasta 2.5 miles E of McArthur Comment
  CAS-BOT-BC284544  Chaenactis glabriuscula var. heterocarpha D. E. Breedlove 1962-6-12 3401 Shasta Along State Hwy. 89, 4.0 miles sough of junction with U.S. Hwy 299, Cascade Range 1021 Comment
  CAS-BOT-BC277781  Chaenactis nevadensis George W. Gillett 1953-8-13 323 Shasta Lassen Volcanic National Park. Reading Peak 2545 Comment
  CAS-BOT-BC141683  Chamaebatia foliolosa M. S. Baker; F. Nutting 1894-5-26 s.n. Shasta Goose Valley Comment
  UC719773  Chamaebatia foliolosa Rogers McVaugh 1941-8-4 6242 Shasta 5.7 mi w of Burney Comment
  CHSC85726  Chamaebatiaria millefolium G. F. Hrusa; T. D. Wilfred 1996-7-22 13331 Shasta Lassen National Forest. Along Hwy 89. About 2 miles N. of intersection with USFS S16. 1550 Comment
  JEPS44975  Chamaebatiaria millefolium W. L. Jepson 1914-8-11 5765 Shasta Upper Fall River Valley, ne of Dana, ne Shasta County Upper Fall River Valley 1036 Comment
  UCR11240  Chamaecyparis lawsoniana Wm. Horn Jr. 1967-4-3 670404 2 Shasta 3 miles west of Castle Crags State Park 732 Comment
  JEPS16624  Chamaesyce maculata Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3954 Shasta along roadside; Millville 155 Comment
  CAS-BOT-BC465585  Cheilanthes gracillima Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -029 Shasta Near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; N side of Shasta Lake between McCloud and Squaw Creek arms 1291 Comment
  CAS-BOT-BC70222  Cheilanthes gracillima Marcus E. Jones 1897-7-8 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC70218  Cheilanthes gracillima E. L. H. Knoche 1890-5-26 s.n. Shasta Delta Comment
  CHSC58027  Chimaphila umbellata Vernon H. Oswald 1992-5-28 4957 Shasta Lassen Volcanic National Park. Ca. 0.1 mi E of the lily pond near the summit of Table Mtn., ca. 1.4 mi (air) NNE of Manzanita Lake Entrance Station. 2023 Comment
  JEPS101479  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  LA21311  Chlorogalum angustifolium C. L. Hitchcock; 1940-5-17 6460 Shasta 3 mi E of Redding 152 Comment
  CAS-BOT-BC498787  Chlorogalum angustifolium H. M. Hall; E. B. Babcock 1903-6-1 4003 Shasta Mesas opposite Redding 152 Comment
  JEPS22672  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6310 Shasta 7 mi ne Millville (drainage of Basin Hollow Creek, plains along the Whitmore Road); Basin Hollow Creek drainage 298 Comment
  UC849175  Chorizanthe stellulata C. L. Hitchcock 1940-5-17 6438 Shasta 3 mi e Redding; e of Redding 152 Comment
  CAS-BOT-BC247546  Chorizanthe stellulata Mrs. H. C. Cantelow 1940-5-30 3462 Shasta 4 mi. E. of Redding, Hy. 299 Comment
  UCR206940  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2009-6-10 14926 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA122997  Chrysolepis sempervirens H. A. Jensen 1933-8-2 338 Shasta Head of south Soda Creek. 1402 Comment
  RSA79085  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls, Percy C. Everett 1952-10-14 18199 Shasta 6.1 miles SW of Honn Creek Public Camp, Hwy. 89, between Mt. Shasta and Lassen Peak 1067 Comment
  CDA1086  Cirsium arvense T. C. Fuller 1967-8-16 16264 Shasta W side of I-5 to Dunsmuir, 2 mi. N of Castella. 0 Comment
  JEPS105154  Cirsium cymosum var. cymosum Dean W. Taylor 1993-7-9 13828 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  OBI81555  Cirsium occidentale var. candidissimum Jill M. Bushakra, John Bushakra 2000-6-17 47 Shasta Hwy 299, 10 miles south of intersection with Hwy 89 across from Vista Point 1280 Comment
  UCD130573  Cirsium occidentale var. candidissimum Dan Markham 1994-7-11 s.n. Shasta near MacArthur. Comment
  CAS-BOT-BC280355  Cirsium occidentale var. venustum Alice Eastwood 1912-7-25 1445 Shasta Pitt to Baird Comment
  POM352188  Cirsium occidentale var. venustum 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
  CAS-BOT-BC439041  Cistanthe monosperma Alice Eastwood 1922-10-18 11540 Shasta Shasta Springs Comment
  CAS-BOT-BC228942  Cistanthe umbellata John Thomas Howell 1961-6-20 36551 Shasta Lassen Volcanic National Park. Anklin Meadows 1874 Comment
  CHSC107340  Clarkia amoena subsp. whitneyi Lowell Ahart; John Dittes 2011-6-20 17475 Shasta On the west side of Highway 299, about 3,745 feet south of Ingot, about 17 miles (air) northeast of Redding. 327 Comment
  SEINET10739015 Image available Clarkia borealis subsp. arida Ernest Small 1967-1 Small 206 Shasta Specimens in fruit were collected July 21, 1967, from Shasta County California. State Highway 44, east of Redding 1.2 miles east of intersection with County Road A17. 7.7 miles west of Shingletown. Level terrain. Flowering specimens were grown in lathe house in Ottawa, Canada, April 20, 1971, from seed from fruiting specimens. 518 Comment
  CHSC103212  Clarkia borealis subsp. borealis N. L. Jurjavcic; E. K. Teraoka 2007-7-3 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. Oak Mountain Road. Population A is approximately 40 ft from road. Population B is on other side along the road. 889 Comment
  CHSC103213  Clarkia borealis subsp. borealis M. L. Hanisdo 2007-6-28 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. 684 Comment
  JEPS120244  Clarkia borealis subsp. borealis Julie Kierstead Nelson with Talitha Derksen 2011-7-7 2011 -34 Shasta West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam Comment
  JEPS90039  Clarkia borealis subsp. borealis Dean W. Taylor 1988-6-25 9888 Shasta upper headwaters of Devil's Canyon Creek (Pit River watershed, (tributary to Kosk Creek and Pit River near Big Bend)); , Pit River watershed 1341 Comment
  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
  SBBG28047  Clarkia gracilis C. L. Hitchcock 1940-5-27 Shasta near McArthur 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
  CHSC68720  Clarkia gracilis subsp. gracilis Vernon H. Oswald 1997-5-20 8465 Shasta Gravel road to McArthur Swamp and Big Lake 1.0 mi north of McArthur. 1005 Comment
  POM260362  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-27 6639 Shasta Near McArthur. Comment
  CAS-BOT-BC163171  Clarkia lassenensis Ellsworth Bethel 1923-5-23 s.n. Shasta Cayton Comment
  UC725841  Clarkia lassenensis A. A. Heller 1941-6-24 16188 Shasta between Burney and Fall River Mills (on State Highway #299, near junction with Highway #89) Comment
  JEPS104944  Clarkia rhomboidea Dean W. Taylor 1993-6-3 13553 Shasta Shingle Creek (ca. 3 mi W of Shingletown) 685 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
  UC54453  Claytonia lanceolata H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4295 Shasta Soupan Springs; Mt. Lassen 2438 Comment
  UC412622  Claytonia parviflora subsp. parviflora Milo S. Baker 1900-5-1 Shasta Old Cow Creek Canyon Comment
  SEINET10572707  Claytonia perfoliata Mary Susan Taylor 1980-6-10 Taylor 2821 Shasta T37N R4W sw sec 20. Dunsmuir quad. Sims Flat Road, W side, ca. 1 mi due s of Sims Flat Campground, Shasta Natl Forest, ca. 7 mi S of Sweetbriar. 1031 Comment
  UC412628  Claytonia perfoliata subsp. perfoliata Milo S. Baker 1898-7-9 356 Shasta Tamarach road Tamarack road (at Stalker's) Comment
  SEINET10572735  Claytonia rubra Mary Susan Taylor 1980-6-20 Taylor 2940 Shasta T43N R4W sec sec 2? Shasta-Trinity Natl Forest; Sagebrush Scrub, sandy soils along Military Pass Road, S of Haystock on Hwy 97, ca. 7-8 air mi NE of Weed. With B. Williams. Comment
  HSC75890  Claytonia rubra subsp. rubra D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19216 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC1736655  Claytonia rubra subsp. rubra Dean W. Taylor 1993-5-22 13468 Shasta ca. 2 miles N of Slate Mtn., Trinity Mountains (watershed divide between Sacramento River and Trinity River drainages, ca. 5 air mi W Lamoine) 1447 Comment
  UC412625  Claytonia rubra subsp. rubra Milo S. Baker 297 Shasta Stalker's Comment
  CAS-BOT-BC91525  Clematis lasiantha Lillian S. Mott 1964-4-19 464 Shasta About 10 miles from Manzanita Lake on Highway 44 to Redding. Comment
  JEPS60548  Clematis lasiantha Mrs. C. F. Rose 1935-4-21 26 Shasta 15 mi. n.w. Redding Comment
  UC1125958  Clematis lasiantha P. L. Johannsen 1932-5-25 77 Shasta 1/2 mi. e Morley; Redding Quad. 335 Comment
  SEINET10335376 Image available Clematis lasiantha C. L. Hitchcock 1940-1 6497 Shasta 25 miles East of Redding Comment
  CAS-BOT-BC92740  Clematis ligusticifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  UC1537423  Collinsia parviflora Gordon H. True Jr. 1938-5-23 921 Shasta near Lake Britton 853 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
  RSA17435  Collinsia parviflora Elmer I. Applegate 1929-6-20 5775 Shasta Mt. Lassen Trail above Drakesbad, near east base of Mt. Lassen. Comment
  HSC48492  Collinsia sparsiflora var. collina J. P. Smith, J. O. Sawyer 1978-4-9 9677 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC70379  Collinsia tinctoria Milo S. Baker 1898-7-6 455 Shasta Morley's Comment
  SEINET10964454  Collinsia torreyi Mary Susan Taylor, James D. Jokerst Taylor 5505 Shasta On small knoll S side of 37N30, ca. 1/4 mi SE of Rock Creek Campgound, ca. 3 air mi W of Lake Britton, ca. 10 air mi N of Burney. Yellow Pine Forest. Comment
  RSA704790  Collinsia torreyi var. latifolia F. W. Peirson 1932-7-9 10295 Shasta Burney Springs, 1433 Comment
  UC931943  Collinsia torreyi var. latifolia Verne Grant, Alva Grant 1947-7-13 8022 Shasta 1 mi w of Hatchet Creek summit, Hatchet Mountain, on Highway 299 Hatchet Creek; Hatchet Mountain, Highway 299 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
  UC501430  Collomia grandiflora Frank W. Peirson 1932-7-16 10308 Shasta top of wooded slope behind camp Burney Spring 1432 Comment
  SEINET10496934  Collomia grandiflora Mary Susan Taylor 1980-7-31 Taylor 3198 Shasta On W side of 36N75, ca. 0.1 mi N of Clear Creek Campground, in dry stony meadow. 1036 Comment
  UCR80249  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest; Douglas fir forest along Clear Creek 185 Comment
  HSC85961  Collomia heterophylla J. P. Smith, J. O. Sawyer 1982-5-9 10405 Shasta Lewiston Turnpike, 0.1 mi. from its junction with Hwy. 299 610 Comment
  UC1185289  Collomia heterophylla H. E. Brown May 15 1897-May 28 1897 258 Shasta near Pit River Ferry Comment
  UC333667 Image available Collomia larsenii J. G. Lemmon Sep. 1874 Shasta summit, Sierra v<a?>l. La<?>sen's Peak; Lapen's(?) Peak, Sierra Co. 3182 Comment
  RSA0014272  Collomia linearis Justin M. Wood 2010-9-2 2568 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  SEINET3860947  Collomia tinctoria Leigh A. Johnson 2004-6-17 04 -122 Shasta Fuller Flat. N. side of Hwy 299, just west of milemarker 64.71, about 14 miles W of jct with Hwy 89. At pullover area with gravel 'side road' parallel to 299, a small gravel pit, and a meadow to the west.; 0 1156 Comment
  UC1024387  Collomia tinctoria George W. Gillett 1952-8-17 197 Shasta on Little Hot Springs Valley grade 2 mi below Bumpas Hell trail origin; Lassen Volcanic National Park, Lassen Peak Highway 2346 Comment
  UC6129  Comandra M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UCD112032  Comandra umbellata Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  CAS-BOT-BC180406  Comandra umbellata subsp. californica L. E. Smith 1913-4-14 63 Shasta Iron Mountain Comment
  CAS-BOT-BC180412  Comandra umbellata subsp. californica Alice Eastwood 1912-6-29 1026 Shasta Goose Valley Comment
  JEPS95485  Comandra umbellata subsp. californica Vernon H. Oswald and L. Ahart 1994-4-27 6154 Shasta T34N R4W SE1/4 Sec. 20, ca. 1200 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 0.9 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 365 Comment
  POM260029  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET10544543  Comandra umbellata subsp. californica Mary Merello 1993-6-23 Merello 707 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella. Open mixed conifer-hardwood woodland near river. 680 Comment
  JEPS28512  Corallorhiza maculata George W. Gillett 1957-7-1 627 Shasta Noble Pass Lassen Volcanic National Park (old emigrant trail) 1877 Comment
  POM107530  Corallorhiza maculata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS66515  Cordylanthus pilosus subsp. hansenii L. R. Heckard and T. I. Chuang 1971-8-15 2772 Shasta 2 mi e Millville junction (along route 44) 274 Comment
  JEPS6744  Cordylanthus pilosus subsp. hansenii W. R. Spivey 1954-10 106 Shasta about 20 air-line mi ene Redding (somewhat off and s of U.S. 299); Oak Run 609 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
  JEPS57507  Cordylanthus tenuis subsp. viscidus L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2129 Shasta 2 mi e of junction with road to Inwood (along Highway 44, around Northern Pines Motel) 975 Comment
  CAS-BOT-BC212048  Cornus nuttallii Mrs. D. B. McAllister 1918-4-29 23 Shasta Ydalpom Comment
  CHSC9464  Cornus nuttallii G. Strausbaugh 1970-6-21 123 Shasta Slope near spring on east side of dirt road on Buckhorn Bally ca. 3.5 mi. south from U.S. Hwy. 299W 19.5 mi. east of Douglas City. Comment
  RSA397464  Cornus nuttallii Christopher Davidson 1973-5-24 2105 Shasta Near campgbround on Hwy 299, near Hatchet Cr., W of Burney. Comment
  RSA57096  Cornus nuttallii Roxana S. Ferris 1955-7-11 12962 Shasta W slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. #299. 1189 Comment
  UC1035068  Cornus nuttallii Roxana S. Ferris 1955-7-11 12962 Shasta w. slope Hatchet Mt. grade at Hatchet Creek Public Camp (off U.S. #299) 1188 Comment
  UC412922  Cornus nuttallii Lewis C. Rosenbaum 1916-6-3 Shasta Castella Comment
  CAS-BOT-BC210555  Cornus sessilis Alice Eastwood 1912-7-25 1403 Shasta Baird Comment
  POM97814  Corydalis caseana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS91303  Corydalis caseana subsp. caseana Dean W. Taylor 1990-8-22 11497 Shasta Burney Creek, at the crossing of the Pacific Gas Pipeline ca. 2 mile S of Dry Lake 1426 Comment
  HSC5422  Cotula australis S. M. Clapp 1966-4-4 10 Shasta Olinda, CA. just S of Carbon Canyon Rd. 61 Comment
  JEPS118699  Crassula tillaea Julie Kierstead Nelson 2006-5-10 2006 -10 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  JEPS112820  Crepis acuminata Dean W. Taylor 1974-6-13 3697 Shasta Cascade Mountains; Hwy 89 at crossing of Pit River, at Lake Briton 914 Comment
  SJSU1546  Crepis capillaris C. W. Sharsmith 1954-6-25 6210 Shasta Viola, southeastern Shasta County 1341 Comment
  JEPS89538  Crepis intermedia Dean W. Taylor 1974-6-12 3688 Shasta on summit near lookout Hirtz Mt. 1066 Comment
  RSA27983  Crepis intermedia C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC2027199  Crepis occidentalis Anthony Baniaga 2011-6-18 373 Shasta Lassen National Forest. Along 6R201, W of Bidwell Pond. Murken Bench quadrangle Comment
  UCSB15963  Crepis occidentalis Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  UC581307  Crepis occidentalis subsp. pumila G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2407 Shasta 2 mi n Burney (on hwy to Mt. Shasta) 1060 Comment
  RSA669991  Cryptantha crinita M. S. Baker 1900-4-29 s.n. Shasta Bed of Stillwater Creek Comment
  UC54937  Cryptantha crinita Milo S. Baker 1900-4-29 Shasta Bed of Stillwater Creek Stillwater Creek Comment
  UC78457  Cryptantha crinita Milo S. Baker 1900-4-29 Shasta Bed of Stillwater Creek at Leighton Stillwater Creek, Leighton Comment
  UC280522  Cryptantha intermedia Milo S. Baker 1898-7-8 341 Shasta Tamarack road at Stalkers' Comment
  CAS-BOT-BC516183  Cryptantha milobakeri Dana York 2012-5-19 3109 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 933 Comment
  CHSC107404  Cryptantha milobakeri Jake Ruygt 2009-5-25 5421 d Shasta McArthur-Burney Falls State Park. 850 Comment
  CHSC99248  Cryptantha simulans Lowell Ahart; John Dittes 2008-6-19 14865 Shasta Open grassland, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UC1558193  Cryptantha simulans Harold and Virginia Bailey 1948-8-26 2818 Shasta Manzanita Lake Lassen Volcanic National Park 1781 Comment
  CHSC118351  Cryptantha torreyana Dean Wm. Taylor 2015-6-18 21559 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44 1249 Comment
  UCSC000617  Cryptantha torreyana I. J. Condit 2011-7-3 s.n. Shasta along R.R. R.R. - Shasta Retreat Comment
  JEPS104925  Cryptogramma cascadensis Dean W. Taylor 1993-7-9 13823 b Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1063759  Cryptogramma cascadensis H. A. Jensen 1934-10-6 385 Shasta Bumpas Peak Lassen Nat'l Park, Paynes Creek Quadrangle, Bumpas Peak Comment
  RSA21071  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  CAS-BOT-BC80733  Cupressus macnabiana Mrs. C. F. Rose 1930-2-1 s.n. Shasta On old road between Shasta and Whiskeytown, Shasta - Type locality Comment
  CAS-BOT-BC80737  Cupressus macnabiana R. C. Bacigalupi 1934-5-29 2386 Shasta Along road off U.S. 99, leading to Kennett, at summit of grade down the Sacramento River [canyon] Canyon Comment
  RSA17600  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-6 6164 Shasta 1 mile outside of Whiskeytown on the road to Redding, above Clear Creek 305 Comment
  RSA786801  Cupressus macnabiana C. B. Wolf 1931-8-31 2383 Shasta 1 mile outside of Whiskeytown on the road to Redding 305 Comment
  NY16692  Cupressus macnabiana W. R. Dudley 1899-8-19 s.n. Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10531461  Cupressus macnabiana Hagenstein 1938-11-11 HAGENSTEIN 8506 Shasta flat 1495 Comment
  CHSC61979  Cuscuta californica var. breviflora Vernon H. Oswald 1993-9-7 5932 Shasta Lassen Volcanic National Park. N side of Little Hot Springs Valley, W of Lassen Hwy. (Hwy. 89). 2468 Comment
  CDA36462  Cuscuta subinclusa Dan Higgins 2011-8-31 PDR# 1312483 Shasta Shingletown area. 0 Comment
  CAS-BOT-BC190207  Cynodon dactylon L. E. Smith 1914-7-4 741 a Shasta Redding. Comment
  CHSC84089  Cynodon dactylon Lowell Ahart; John Dittes 2003-5-22 10208 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC1731464  Cynoglossum occidentale Dean W. Taylor 1993-6-15 13628 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  CDA40495  Cynoglossum occidentale D. A. Haakonson 1975-6-18 s.n. Shasta 1 mile west of Old Station, Lassen National Forest. 0 Comment
  JEPS90344  Cynoglossum officinale Dean Wm. Taylor with Rexford E. Palmer 1988-6-23 9855 Shasta 2 mi w of Hatchet Mountain Summit (Cascade Mountains, Carberry Flat, along Highway 299); Cascade Mountains, Carberry Flat, Highway 299 1280 Comment
  UCD112268  Cynosurus echinatus Christopher Mallek 2008-5-8 AC4- 23 Shasta Ash Creek. 876 Comment
  JEPS64116  Cyperus esculentus J. W. Blankinship 1909-9-15 Shasta Reading; <=Redding> Comment
Read comments
Aug 7 2008
  SJSU1587  Cyperus squarrosus C. W. Sharsmith 1954-6-23 6193 Shasta by shallow pond c. 15 mi S of Burney Falls of Pit River Comment
  CHSC3419  Cystopteris fragilis Judy Potter 1966-5-13 Shasta Sweetbrier, US 99 1 mile south Castella. 548 Comment
  CHSC96198  Cystopteris fragilis R. Fischer 2006-5-14 966 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a rocky ledge inside of a collapsed lava tube in an open juniper/brush woodland on the nw slope above upper Big Lake. 1011 Comment
  JEPS128475  Cystopteris fragilis Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -023 Shasta Near summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  UC57285  Cystopteris fragilis H. M. Hall and E. B. Babcock June, 1903 4267 Shasta Hat Creek Sierra Nevada Mts, e Shasta Co., Hat Creek 1341 Comment
  CAS-BOT-BC70694  Cystopteris fragilis W. B. C. 1938-7-29 11421 Shasta Wagon Camp spring creek 1737 Comment
  CHSC61101  Cytisus scoparius Vernon H. Oswald 1993-7-12 5684 Shasta Lassen Volcanic National Park. Intersection of Hwys. 89 and 44, just outside of the park boundary, Manzanita Lake entrance. 1755 Comment
  LA11237  Danthonia intermedia Jason Swallen; 1939-8-24 13889 Shasta Mount Shasta, along Panther Creek 2285 Comment
  CAS-BOT-BC76223  Darlingtonia californica Lena E. Bowley 1912-5-1 s.n. Shasta Castle Crags. Comment
  CAS-BOT-BC420654  Darmera peltata Alice Eastwood 1912-7-24 1380 Shasta Castella Comment
  JEPS88160  Datisca glomerata V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7913 Shasta 3.3 mi (odometer)n of Highway 36 (w of Platina, Harrison Gulch Road); High North Coast Ranges, Harrison Gulch Road 1066 Comment
  SEINET6421146 Image available Datisca glomerata C. L. Hitchcock 1940-1 6499 Shasta 25 miles East of Redding Comment
  SEINET3450677  Daucus pusillus Lowell Ahart, John Dittes 2003-5-22 10200 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the small water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  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
  JEPS90898  Delphinium decorum subsp. tracyi Dean W. Taylor 1993-5-22 13467 Shasta 2 mi n of Slate Mountain (watershed divide between Sacramento River and Trinity River drainages, 5 air mi w of Lamoine, Trinity Mountains); Klamath Region, Trinity Mountains 1447 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
  CHSC65825  Delphinium nudicaule Maria Ulloa-Cruz 1995-4-17 96 Shasta Shasta-Trinity National Forests. Waters Gulch Trail, ca. 1200 m from trailhead. 350 Comment
  JEPS47385  Delphinium nudicaule L. R. Heckard and Robert Ornduff 1966-4-28 1479 Shasta just n Highway 299 (about 3 mi w of Ingot (or 8 mi e of Bella Vista), near quarry) Comment
  CAS-BOT-BC9847  Delphinium nudicaule Ellsworth Bethel 1923-5-16 s.n. Shasta Fall River Mills Comment
  UC9210  Delphinium nudicaule M. S. Baker and Frank Nutting 1894-5-21 Shasta Morley's Station 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
  UCR80888  Delphinium nuttallianum G. L. Webster, J. M. Tucker, Robert Rhode, June McCaskill 1993-5-16 7778 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  HSC27053  Delphinium nuttallianum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19202 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  HSC46288  Delphinium patens Christopher Knopp 1978-5-13 50 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  RSA400105  Delphinium patens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9675 Shasta County road A16, 7 miles from its jct with State Route 36. 671 Comment
  CAS-BOT-BC83030  Dendromecon rigida L. E. Smith 1913-5-2 164 Shasta Kennet. Comment
  CHSC9227  Dendromecon rigida G. Strausbaugh 1970-4-26 51 Shasta Slope ca. 2 ft. above Whiskey Creek arm of Whiskeytown lake ca. 1 mi. n from U.S. Hwy. 299W on east side Whiskeytown Hwy. 369 Comment
  JEPS95496  Dendromecon rigida Vernon H. Oswald and L. Ahart 1994-4-27 6138 Shasta T34N R4W Sec. 22, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.6 mi clockwise from the trailhead. Shrub to ca. 1 m tall 335 Comment
  LA36818  Dendromecon rigida A. A. Heller; 1927-5-15 14389 Shasta along the Pacific Highway Comment
  UC1185285  Dendromecon rigida H. E. Brown May 15 1897-May 28 1897 271 Shasta near Pit River Ferry 213 Comment
  UC1543781  Deschampsia cespitosa Harold and Virginia Bailey 1948-8-25 2963 Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  CAS-BOT-BC192455  Deschampsia cespitosa subsp. cespitosa Hans Leschke 1960-8-5 1688 Shasta Big Bear Lake, Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC201630  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding Comment
  CHSC89763  Deschampsia danthonioides R. Fischer; J. Marr 2004-5-22 414 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. In vernal pool on mdw., part of the old McArthur Swamp. 1008 Comment
  CAS-BOT-BC201729  Deschampsia elongata Alice Eastwood 1912-6-29 920 Shasta Goose Valley Comment
  UC1558243  Deschampsia elongata Harold and Virginia Bailey 1948-8-25 2979 b Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UCD63562  Deschampsia elongata Beecher Crampton 1956-8-20 3774 Shasta Castle Crag. 640 Comment
  CHSC93063  Descurainia pinnata subsp. halictorum R. Fischer 2005-5-21 502 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along western shore of Big Lake at meadow edge. 1010 Comment
  CHSC54179  Descurainia sophia Vernon H. Oswald 1991-5-28 4613 Shasta Pit River Vista on Hwy 299, 2.0 miles west of Fall River Mills. 1100 Comment
  POM369574  Descurainia sophia Edwin Kline 1920-6-24 s.n. Shasta Redding. Comment
  GMDRC6940  Dianthus deltoides subsp. deltoides J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31409 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  UCD33545  Dicentra formosa Beecher Crampton 1969-6-19 8482 Shasta Castle Crag (rr. siding) 3 miles south of Dunsmuir. 670 Comment
  SD38251  Dicentra formosa Snyder McCallum May 1933 2143 Shasta Near O'Brian Creek. Comment
  JEPS112881  Dicentra pauciflora Dean W. Taylor 1993-6-15 13657 Shasta Trinity Mountains; saddle between Rattlesnake Hill and Chicken Hawk Hill, at summit on Forest Road 38N21, at Sardine Spring 1783 Comment
  CAS-BOT-BC254487  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1939-8-12 15292 Shasta Sulphur Works, Mount Lassen Comment
  UCR152414  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  SEINET11696155  Dichanthelium acuminatum subsp. fasciculatum Unknown 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  JEPS74038  Dichanthelium acuminatum subsp. lindheimeri Virginia E. Long 1931-5-22 67 a Shasta about 3 mi n Pacific Highway (between Anderson and Redding; n of Olinda, Steward Ranch); Happy Valley, Steward Ranch Comment
  RSA733917  Dichanthelium acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3771 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. Growing in wet drainage ditch along railroad. Type locality. 640 Comment
  UC719140  Dichelostemma capitatum F. G. Meyer 1938-4-3 1329 Shasta 17 mi n Red Bluff Comment
  UCD112256  Dichelostemma capitatum Christopher Mallek 2008-5-8 s.n. Shasta Ash Creek. 876 Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  CAS-BOT-BC502184  Dichelostemma ida-maia L. E. Smith 1913-5-16 263 Shasta McCloud river near Pitt Comment
  UC13766  Dichelostemma ida-maia W. C. Blasdale 1896-6-14 Shasta Trinity Divide Comment
  UC922495  Dichelostemma ida-maia Annie M. Alexander and Louise Kellogg 1949-6-24 5690 Shasta rd to White Rock Ranger Station, Trinity Co. Harrison Gulch 807 Comment
Read comments
Sep 27 2011
  JEPS128474  Dichelostemma multiflorum Julie Kierstead Nelson 2015-4-13 2015 -014 Shasta City of Redding, 1/4 mile S of Hwy 44, south of intersection of Hartnell & Argyle Road. Comment
  UC843598  Dichelostemma multiflorum C. L. Hitchcock 1940-5-17 6450 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC502647  Dichelostemma multiflorum Alice Eastwood 1912-6-29 851 Shasta Goose valley 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
  CAS-BOT-BC209107  Digitaria sanguinalis L. E. Smith 1913-7-4 741 Shasta Redding Comment
  HSC102873  Digitaria sanguinalis J. P. Smith, R. J. Cole 2012-9-15 13676 Shasta Along State Route 299, northeast of Buckhorn Summit. 743 Comment
  RSA768598  Digitaria sanguinalis Justin M. Wood 2010-9-2 2592 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  CHSC89309  Diodia virginiana E. Finley 2003-10-2 Shasta At 6395 Leonard, Redding. Comment
  CAS-BOT-BC153788  Diplacus angustatus Alice Eastwood; John Thomas Howell 1934-4-21 1812 Shasta Charlie Creek Comment
  CAS-BOT-BC153789  Diplacus angustatus Alice Eastwood; John Thomas Howell 1934-4-21 1812 Shasta Charlie Creek Comment
  SBBG98581  Diplacus jepsonii D. M. Thompson 1989-7-1 1033 Shasta 0.1-0.2 N of turnoff from Summit Lake Ranger Station along Hwy 89 2045 Comment
  CAS-BOT-BC153641  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station, Vicinity of Summit Lake 2011 Comment
  SJSU6783  Diplacus kelloggii J. L. Barnes 1976-4-13 Shasta between Gilman Rd & McCloud R Estuary of Shasta L (reservoir) 304 Comment
  SEINET188126  Diplacus layneae C. L. Hitchcock 1940-1 6607 Shasta Lava beds ca. 12 mi N of Fall River Mills 1372 Comment
  CAS-BOT-BC153440  Diplacus layneae George W. Gillett 1957-7-9 681 Shasta Confluence of Hat Creek and Lost Creek north of Park, and about 2 miles south of Big Springs; Lassen Volcanic National Park 1524 Comment
  SEINET3285081 Image available Diplacus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-10 14927 Shasta Southern Cascade Range; KOA campground on the south side of CA-44, 4.0 miles east of Shingletown. 1098 Comment
  CAS-BOT-BC151260  Diplacus torreyi John Thomas Howell; Alice Eastwood 1940-6-10 7889 Shasta Montgomery Creek Comment
  CAS-BOT-BC151267  Diplacus torreyi George W. Gillett 1957-7-8 680 Shasta Shoulder on highway #89, 2.2 miles northeast of Manzanita Lake Checking Station - Lassen Volcanic National Park 1828 Comment
  JEPS117847  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -29 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  JEPS117869  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -24 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  CAS-BOT-BC136076  Dodecatheon alpinum William A. Dayton 1913-6-14 8280 Shasta E. Fork of Scott River range. 1676 Comment
  HSC72024  Dodecatheon hendersonii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9596 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  HSC17878  Dodecatheon hendersonii W. R. Oxner 1966-4-5 12 Shasta Pollard Flat Comment
  UC1243989  Downingia bacigalupii John H. Weiler and A. P. Nelson 1960-6-23 60194 Shasta 3.2 mi se Siskiyou-Shasta County line (at the side of State Highway 89); Dickson Flat 1219 Comment
  JEPS108459  Downingia bacigalupii Lisa Schultheis 1995-6-28 234 -95 Shasta Rt. 89, 3.2mi mi S of Shasta-Siskiyou county line. Comment
  JEPS121729  Downingia bacigalupii Julie Kierstead Nelson 2014-6-3 2011 -069 Shasta 1 mile west of Tedoc Gap; Post Creek Rd. 28N36, 0.7 mile from intersection with Forest Road 29N45, ca. 42 miles west of Red Bluff. Comment
  RSA436096  Downingia bicornuta L. S. Rose 1934-4-21 34244 Shasta 5 miles S of Cottonwood. Comment
  UC765412  Downingia bicornuta var. bicornuta R. F. Hoover 1936-5-22 1211 Shasta 4 mi n Anderson Comment
  JEPS22674  Downingia cuspidata Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6312 Shasta about 11 mi se Millville (along Calif. Highway 44, 1 mi above and e of junction with the Dersch Road) 499 Comment
  UCD80192  Downingia cuspidata CNPS SN Foothill Team 2006-5-9 SNFN 0367 c Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 263 Comment
  CHSC88753  Downingia pulcherrima R. Fischer; J. Marr 2004-5-22 268 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Found in vernal pools on grazing land of the old McArthur Swamp. Located off access rd. to ALSSP between McArthur and Rat Farm. 1010 Comment
  CHSC78253  Draperia systyla Vernon H. Oswald 2000-6-5 9924 Shasta FR25 10.0 mi west of Interstate 5 at Castella. 1423 Comment
  UC735043  Draperia systyla Lincoln Constance, Ren Hwa Shan 1946-6-1 3062 Shasta Trinity Center Road above Clear Creek, 12 miles west of Delta, Trinity Mountains 914 Comment
  UCD113059  Drymocallis glandulosa A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  CAS-BOT-BC159427  Drymocallis glandulosa var. glandulosa L. E. Smith 1913-4-18 53 Shasta Kennet Comment
  CAS-BOT-BC159431  Drymocallis glandulosa var. glandulosa Alice Eastwood 1923-5-28 s.n. Shasta Near Delta Comment
  UCD60853  Echinochloa crus-galli Beecher Crampton 1964-8-26 7185 Shasta Castle Crag, Sacramento River. Comment
  CHSC112693  Elatine californica Lowell Ahart; John Dittes 2013-6-9 18779 Shasta Bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  CAS-BOT-BC113423  Eleocharis bella John Thomas Howell 1960-8-22 36330 Shasta Manzanita Lake 1783 Comment
  UC1540160  Eleocharis bella Dean W. Taylor 1987-8-5 9231 Shasta Stouts Meadow, on watershed divide between Pit and McCloud rivers 1645 Comment
  UCD49717  Eleocharis bella B. Crampton 1956-8-20 3785 Shasta Dome Creek, junction with the Sacramento River at Castle Crag, Shasta County. 640 Comment
  UCD18887  Eleocharis bolanderi Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 195 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY001. Comment
  CHSC96181  Eleocharis coloradoensis R. Fischer 2006-7-20 889 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the southern boundary of Horr Pond, on a low levee, at the water line. 1007 Comment
  CHSC8753  Eleocharis macrostachya S. Chulasmai 1966-4-30 13 Shasta Mc-Arthur rd. Comment
  CHSC60451  Eleocharis palustris Mary Ann Showers 1992-7-19 2732 Shasta Lassen Volcanic National Park. Wet borders and standing water of pond north of Dersch Meadows. 2011 Comment
  CHSC55569  Eleocharis parishii L. P. Janeway 1991-5-10 3945 Shasta Battle Creek Wildlife Area. South side of Coleman Hatchery Road and 1/2 mi north of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC92974  Elymus caput-medusae R. Fischer 2005-5-23 486 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. Near the old McArthur Swamp lands. 1013 Comment
  CDA13053  Elymus elymoides G. F. Hrusa, T. D. Wilfred 1996-6-1 12985 Shasta Lassen National Forest; Steep, rocky slopes on W side of Hwy 44 approx. 200 meters N of Big Spring. Chaparral with scattered Pinus jeffreyi. Occasional in partially shaded sites. Perennial, rhizomatous. Comment
  CAS-BOT-BC227893  Elymus elymoides John Thomas Howell 1960-8-19 36176 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  CHSC87104  Elymus elymoides subsp. californicus L. P. Janeway 2001-6-21 7214 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. 1494 Comment
  SEINET4134792  Elymus elymoides subsp. elymoides Virginia E. Long 1932-5-14 65 A Shasta Just outside cemetery, Anderson.; 0 132 Comment
  UC1543770  Elymus glaucus Harold and Virginia Bailey 1948-8-27 2912 a Shasta near crossing of Badger Flat Road; Lassen Volcanic National Park, Hat Creek 1920 Comment
  UCD61786  Elymus glaucus G. F. Hrusa 1991-6-27 8497 Shasta Pit River below Pit 1 powerhouse on S bank of river. Pit River Drainage. 1000 Comment
  CAS-BOT-BC206579  Elymus glaucus subsp. glaucus A. A. Heller 1905-5-29 7886 Shasta Near Redding. Comment
  CAS-BOT-BC206578  Elymus glaucus subsp. glaucus Hans Leschke 1960-8-8 1733 Shasta Near the Ski Hut - Lassen Volcanic National Park 2026 Comment
  UC585522  Elymus multisetus Virginia E. Long 1932-5-14 65 a Shasta Anderson; just outside cemetary 131 Comment
  UC1558230  Elymus trachycaulus subsp. subsecundus Harold and Virginia Bailey 1948-8-27 2912 b Shasta creek near crossing of Badger Flat road; Lassen Volcanic National Park, Hat Creek 1920 Comment
  CAS-BOT-BC392228  Enemion stipitatum G. Schoolcraft 1989-4-24 1860 Shasta Along Old Brown Ranch Road east of Day Road Comment
  CAS-BOT-BC392229  Enemion stipitatum Ellsworth Bethel 1923-4-20 s.n. Shasta Burney Comment
  CHSC93206  Epilobium ciliatum subsp. ciliatum R. Fischer 2005-7-14 548 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from marsh edge west of camp 7 along shore of Horr Pond. In spring waters around the park. 1007 Comment
  CHSC46580  Epilobium hornemannii subsp. hornemannii Vernon H. Oswald 1989-7-24 3890 Shasta Crumbaugh Lake, Lassen Volcanic Park. Along the southwest shore of the lake. 2194 Comment
  RSA125727  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta Lassen Volcanic National Park: Vicinity of Sulphur Works. Above highway near hot springs 2119 Comment
  JEPS97386  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta T38N R5W NE1/4 SE1/4 Sec. 10, 4050 ft, Yellow Pine Forest. Forest Rd. 25, 5.4 mi W of the Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek 1234 Comment
  RSA0049617  Epilobium minutum Dean Wm. Taylor 2012-6-18 21240 Shasta Bully Choop Mountain; saddle just east of the summit block 2090 Comment
  HSC71918  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5810 Shasta Along Rd. 28N07 just E of Jct. with Rd. 41 1220 Comment
  HSC104117  Epilobium oreganum Julie Kierstead Nelson, Zach Voigtman 2012-8-20 2012085 Shasta Boy Scout Pond, Headwaters of North Fork Beegum Creek 1372 Comment
  CHSC84091  Epilobium pallidum Lowell Ahart; John Dittes 2003-5-22 10188 Shasta Bottom of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  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
  UC1543848  Epilobium torreyi Harold and Virginia Bailey 1948-8-27 2951 a Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  CHSC96256  Epipactis gigantea R. Fischer 2006-7-25 919 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the ne side of Ja-She Springs in heavy grass/brush, a YPF woodland. 1008 Comment
  JEPS116607  Equisetum arvense Julie Kierstead Nelson 2006-5-10 2006 -2 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  CAS-BOT-BC57637  Equisetum telmateia Alice Eastwood 1912-7-26 1462 Shasta Pitt to Kennet Comment
  JEPS52500  Eremocarpus setiger J. W. Blankinship 1909-10-16 Shasta Coram Comment
  HSC25437  Eremogone congesta D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19144 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC286676  Ericameria bloomeri Lewis S. Rose 1945-9-1 45184 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  RSA523378  Ericameria bloomeri Gary Schoolcraft 1989-9-19 2008 Shasta Within Timbered Crater N of Fall River Mills Comment
  UC1558204  Ericameria bloomeri Harold and Virginia Bailey 1948-8-27 2863 Shasta Badger Flat Lassen Volcanic Park. Badger Flat 1920 Comment
  UC1174973  Ericameria nauseosa var. speciosa P. C. Everett and E. K. Balls 1959-10-21 23909 Shasta 2.9 mi n from entrance to Mt. Lassen Natl. Park (along State Hwy. 89) 2255 Comment
  CAS-BOT-BC299456  Ericameria nauseosa var. speciosa William A. Dayton 1913-10-22 17523 Shasta Ash Creek Range 1219 Comment
  HSC72256  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6279 Shasta Shasta-Trinity National Forest, along forest service road, 1 mi. W of Regan Meadow. 1524 Comment
  JEPS89686  Erigeron annuus Dean W. Taylor 1992-5-28 12682 Shasta Modoc Plateau, Fall River Valley, on the far eastern shore of Big Lake Big Lake; Modoc Plateau, Fall River Valley, Big Lake 1005 Comment
  RSA0049679  Erigeron californicus Dean Wm. Taylor, Jessica Moller 2012-5-1 21182 Shasta Clear Creek Canyon, along Clear Creek Road 5.3 road miles East of the junction of Highway 273, at the BLM viewpoint and picnic area, reached via social trails which originate there and go upstream 160 Comment
  UC336099  Erigeron compositus unknown 1873-9-1 Shasta Lassen's Peak Comment
  CHSC89771  Erigeron divergens R. Fischer; J. Marr 2004-7-3 438 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, S end, of Big Lake on Lava Springs Trail. 1010 Comment
  UC468920  Erigeron divergens Franklin P. Nutting Shasta Little Hot Springs Valley, n California Little Hot Springs Valley Comment
  CAS-BOT-BC300698  Erigeron glacialis var. glacialis F. J. Hermann 1931-6-21 2429 1/2 Shasta Lassen Volcanic National Park. Upper King's Creek Meadow 2225 Comment
  CAS-BOT-BC300699  Erigeron glacialis var. glacialis Alice Eastwood 1912-8-22 1829 Shasta Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  CAS-BOT-BC300701  Erigeron glacialis var. glacialis Tom Pucci 1960-7-21 s.n. Shasta Lassen Park Comment
  JEPS122365  Erigeron inornatus Joseph Broberg, Jaycee Leonard 2012-8-16 CA 320 -126 Shasta From Alturas head Southwest on Highway 299 towards Falls River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone rd. Follow Cinder Cone until it you reach a recently burned and logged area. Collection is of road to Lion's Reservoir Comment
  CAS-BOT-BC295423  Erigeron inornatus var. calidipetris Ellsworth Bethel 1923-6-21 s.n. Shasta McCloud Comment
  CDA13516  Erigeron inornatus var. inornatus G. F. Hrusa, T. D. Wilfred 1996-7-22 13342 Shasta Lassen National Forest; adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. Comment
  JEPS57391  Erigeron inornatus var. inornatus L. R. Heckard and T. I. Chuang 1968-7-2 1965 Shasta 7 mi n of La Moine; Sacramento River 457 Comment
  RSA0094222  Erigeron inornatus var. inornatus Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31403 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  UC1873021  Erigeron inornatus var. inornatus David Keil 2004-7-10 30311 Shasta Along California Route 44 E of Old Station. Lassen National Forest. 1316 Comment
  OBI63046  Erigeron inornatus var. inornatus David J. Keil 2004-7-10 30311 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 40.757'N x 121 deg. 23.994'W 1317 Comment
  UC336094  Erigeron klamathensis unknown Shasta Lassen's Peak Comment
  UC1558220  Erigeron peregrinus Harold and Virginia Bailey 1948-8-27 2936 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Upper Kings Creek Meadow 2225 Comment
  UC54103  Erigeron philadelphicus var. philadelphicus H. M. Hall and E. B. Babcock 1903-6-1 4208 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs 1066 Comment
  CDA4638  Erigeron strigosus B. Stroup Jun 1947 Shasta 0 Comment
  RSA515687  Erigeron strigosus R. D. Goeden 1986-9-11 s.n. Shasta E fork of Nelson Creek, E of Big Bend, ca 40 air mi NE of Redding. Along the roadside above the stream 1037 Comment
  CHSC107411  Erigeron strigosus var. strigosus Jake Ruygt 2008-9-13 5378 Shasta McArthur-Burney Falls State Park; near shop at Lake Britton. 833 Comment
  CAS-BOT-BC224130  Eriodictyon californicum Alice Eastwood 1912-7-25 1422 Shasta Pitt to Baird Comment
  CHSC110658  Eriodictyon californicum Julie Kierstead Nelson 2012-5-1 2012 -009 Shasta 5 mi. N of Shasta College, NE of Redding; ridgetop roadside in rural residential area. 208 Comment
  SEINET10537789  Eriogonum Mary Susan Taylor 1990-8-24 Taylor 6090 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  SEINET3836450 Image available Eriogonum baileyi var. baileyi Frank W. Peirson 1934-7-8 Shasta Whiskey Creek Comment
  HSC71912  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-22 5817 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC259549  Eriogonum luteolum var. luteolum Alice Eastwood 1912-7-24 1367 Shasta Castella Comment
  CAS-BOT-BC259548  Eriogonum luteolum var. luteolum H. D. Ripley; R. C. Barneby 1948-7-6 9671 Shasta Project City N. of Ventral Valley 152 Comment
  CDA13531  Eriogonum marifolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13358 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS56729  Eriogonum marifolium W. L. Jepson 1929-9-29 15323 Shasta nw slope of Lassen Peak Lassen Peak 2682 Comment
  RSA303964  Eriogonum marifolium James R. Shevock 1972-7-24 2205 Shasta Lassen Peak; Lassen Park. 2744 Comment
  CHSC60377  Eriogonum marifolium var. marifolium Mary Ann Showers 1992-6-27 2604 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CAS-BOT-BC263325  Eriogonum marifolium var. marifolium Hans Leschke 1959-8-10 1643 Shasta Lassen Volcanic National Park, above Emerald Lake 2590 Comment
  CDA36857  Eriogonum nudum CDFA Staff May 1999 s.n. Shasta Pit River. 0 Comment
  SBBG21286  Eriogonum nudum var. nudum D. Myrick 1964-7-24 935 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  CAS-BOT-BC272458  Eriogonum nudum var. pubiflorum Geo. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  CAS-BOT-BC272459  Eriogonum nudum var. pubiflorum Hans Leschke 1960-8-5 1680 Shasta Lassen Volcanic National Park. Betw. Summit Lake & Bear Lakes 2133 Comment
  CHSC89776  Eriogonum nudum var. pubiflorum R. Fischer 2004-7-2 330 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near camp 7. 1013 Comment
  SD104473  Eriogonum nudum var. pubiflorum Reid Moran 1978-6-24 26072 Shasta east slope above Little Roaring Creek, roadbank 750 Comment
  JEPS28775  Eriogonum ovalifolium var. nivale George W. Gillett 1957-8-15 1074 Shasta n saddle of rim, Crescent Crater Lassen Volcanic National Park, Crescent Crater 2438 Comment
  UC849693  Eriogonum pyrolifolium E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park, Lassen Peak 3048 Comment
  UCD100864  Eriogonum pyrolifolium D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 3040 Comment
  LA514  Eriogonum pyrolifolium L. Ellison; 1928-9-11 514 Shasta Mount Shasta 2743 Comment
  RSA0048240  Eriogonum pyrolifolium James R. Shevock 1972-7-24 2205 Shasta Lassen Peak, Lassen Natl. Park. 2895 Comment
  CAS-BOT-BC258413  Eriogonum rosense George W. Gillett 1957-8-15 1075 Shasta Lassen Volcanic National Park. Crescent Crater 2438 Comment
  RSA197045  Eriogonum sphaerocephalum var. halimioides Noel Holmgren, James L. Reveal 1966-6-9 2681 Shasta US 97, 5.5 mi. south of Macdoel, 35 mi. norh of Weed. 1341 Comment
  SEINET10937581  Eriogonum ternatum Mary Susan Taylor 1980-6-25 Taylor 2966 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-BC267520  Eriogonum umbellatum Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  CAS-BOT-BC267516  Eriogonum umbellatum Milo S. Baker 1926-7-17 60 b Shasta Summit of Rocky Pt of S Fork Mt. 1798 Comment
  CDA13519  Eriogonum umbellatum var. dumosum G. F. Hrusa, T. D. Wilfred 1996-7-22 13345 Shasta Lassen National Forest; 1/4 mile N of Eskimo Hill summit on Hwy 89/44. Comment
  RSA65956  Eriogonum umbellatum var. polyanthum F. W. Peirson 1932-7-19 10343 Shasta Mt. Lassen. 1829 Comment
  CAS-BOT-BC262277  Eriogonum ursinum John Thomas Howell 1960-8-19 36179 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  UCD101326  Eriogonum ursinum John Thomas Howell 1960-8-19 36179 Shasta Lassen Volcanic National Park; Brokeoff Mt. 2743 Comment
  CHSC107888  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2011-8-3 21142 Shasta Klamath Range; Jepson Manual KR region; 1 mile South of Trinity Mountains, along Forest Road 3N05. 1188 Comment
  CAS-BOT-BC267643  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt Comment
  UC1029597  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt River bed Pitt River Comment
  CAS-BOT-BC300957  Eriophyllum lanatum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  UCSB16025  Eriophyllum lanatum Dennis E. Breedlove 1962-6-12 3409 Shasta collected 7.2 mi S, along State Highway 89, in the Cascade Range U S Highway 299 - State Highway 89, and U S Highway 299 1021 Comment
  HSC42221  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. E of Whiskeytown Comment
  CAS-BOT-BC301096  Eriophyllum lanatum var. achilleoides E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC301429  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel June 6 s.n. Shasta Ingot Comment
  CAS-BOT-BC301436  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel No date on label s.n. Shasta Montgomery Creek Comment
  UC1561100  Eriophyllum lanatum var. grandiflorum Dean W. Taylor 1987-4-27 8938 Shasta Gas Point road 5.5 mi w of Cottonwood (under high voltage transmission lines); Sacramento Valley 167 Comment
  UC54086  Eriophyllum lanatum var. grandiflorum H. M. Hall and E. B. Babcock 1903-6-1 4005 Shasta Pitt River Canon Upper Sacramento Valley, Pitt River Canon 304 Comment
  CAS-BOT-BC301428  Eriophyllum lanatum var. grandiflorum Margaret M. Hanna 1958-6-20 s.n. Shasta Near highway north of Dunsmuir Comment
  CHSC59128  Eryngium alismifolium Vernon H. Oswald 1992-7-21 5135 Shasta Pond near the summit of Table Mtn., ca. 1.25 mi (air) NNE of Manzanita Lake Entrance Station, Lassen Volcanic National Park. 2019 Comment
  RSA0014268  Eryngium aristulatum Justin M. Wood 2010-9-2 2565 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  CHSC1954  Eryngium articulatum M. Underhill 1952-6-29 Shasta 91 Comment
  JEPS14098  Eryngium articulatum W. L. Jepson 1940-7-4 20140 Shasta Palocedro 137 Comment
  UC1487326  Eryngium articulatum Yusuf Sheikh and Lincoln Constance 1973-6-28 555 Shasta 4.5 mi. n. Redding (on State Hwy. 5) Comment
  UC903118  Eryngium articulatum Ethel Crum 1930-6-27 798 Shasta w. Redding 182 Comment
  HSC103550  Eryngium castrense Thomas W. Nelson 2005-5-22 9313 Shasta Along margins of Dry Creek, downstream from Dersch Bridge over Dry Creek. 147 Comment
  UC1499180  Eryngium mathiasiae J. D. Prouty 1982-5-28 1306 Shasta ca. 6 mi. e.-s.e. Fall River Mills 1097 Comment
  UC1559629  Eryngium mathiasiae Beth Corbin 1989-7-12 518 Shasta 1 mi. s.e. Goose Valley (2 1/2 air miles n. of Burney); Lassen Nat'l Forest 975 Comment
  UC1587181  Eryngium mathiasiae Beth Corbin with Gary Schoolcraft and Diane McConnoughey 1991-7-10 641 Shasta ca. 3.5 mi. e.-n.e. Hat Creek P.O. (Murken Lake on Murken Bench); Murken Bench, Murken Lake 1036 Comment
  CAS-BOT-BC54554  Erysimum capitatum Alice Eastwood 1912-7-12 1035 Shasta Burney Butte. Comment
  SJSU567  Erysimum capitatum G. Witherspoon 1940-6-25 2109 Shasta Manzanita L, Lassen Volcanic National Park 1828 Comment
  SEINET248396  Erysimum capitatum var. capitatum Noel H. Holmgren, Lew Fah Seong 1969-6-25 6318 Shasta Near North Battle Creek Reservoir, just northwest of Lassen Volcanic National Park. Comment
  UC1034728  Erysimum capitatum var. capitatum G. B. and R. P. Rossbach 1938-7-20 888 Shasta by Route 89 between Hat Creek and Manzanita Lake 1524 Comment
  SEINET11249793  Erysimum capitatum var. capitatum N. H. Holmgren, L. F. Seong 1969-1 3618 Shasta Near North Battle Creek Reservoir, just NW of Lassen Volcanic National Park. Comment
  HSC45832  Erysimum perenne Robert Wharton 1978-7-2 Shasta Snout of Whitney Glacier, Mt. Shasta 2988 Comment
  CAS-BOT-BC153748  Erythranthe alsinoides L. E. Smith 1913-4-11 28 Shasta Pitt River Comment
  RSA0049598  Erythranthe guttata Dean Wm. Taylor 2013-9-6 21407 Shasta Burney Falls; Burney Creek at Burney Falls State Park, 853 Comment
  SD77333  Erythranthe guttata Francis W. Pennell 1940-6-6 25699 Shasta Route 299, 1-2 miles west of Bella Vista, we sandy place 609 Comment
  SEINET13723778 Image available Erythranthe moschata Gary A. Evans 1963-1 Shasta 5 miles west of Lassen Volcanic National Park, along Highway 44 1219 Comment
  SEINET10667986  Erythranthe nasuta Milo S. Baker, F. Nutting 1894-5-30 Baker s.n. Shasta Burney Falls Comment
  CAS-BOT-BC418640  Erythranthe taylorii Len Lindstrand III 2014-4-9 s.n. Shasta Northwest of Dekkas Rock campground. Shasta Lake shoreline, in small inlet approximately 0.10-mi. northwest of USFS Dekkas Rock day use campground, immediately upslope of Hirtz Bay to Dekkas Campground trail. 329 Comment
  JEPS123485  Erythranthe taylorii Len Lindstrand III 2014-4-17 s.n. Shasta Low Pass Narrows at Gray Rocks, Low Pass Creek, approximately 3/4 mi north of Devils Rock, approximately 1/4 mi east from terminus of Low Pass Jeep Trail (unmarked road from USFS road 35N02). 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
  CHSC112192  Erythronium helenae Dean Wm. Taylor 2014-4-9 21465 Shasta Shasta Lake; Shasta-Trinity National Forest, along Gilman Road (Road 7H 009) about 0.4 road miles west of the entrace road to Dekas Rock Campground. 371 Comment
  CHSC98391  Erythronium klamathense Dean Wm. Taylor 1996-6-5 15649 Shasta Shasta-Trinity National Forests: Bartle Gap (about 15 air miles north of Burney). 1645 Comment
  POM169645  Erythronium purpurascens H. M. Hall, E. B. Babcock 4294 Shasta Mount Lassen; Soupan Springs [=Sulphur Works] 2439 Comment
  RSA31984  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta Near the head of Little Hot Springs Valley, Lassen Volcanic National Park 2134 Comment
  SD87856  Erythronium purpurascens Frank W. Peirson 1926-6-23 6844 Shasta Mount Lassen, extremely abundant on banks about the meadows and wood borders. Comment
  JEPS100448  Erythronium shastense Dean Wm. Taylor, Maricella Reyes 2003-3-5 18467 Shasta 1 mi S of, along road between Ellery Creek and Pine Point campground McCloud R. bridge; McCloud arm of Lake Shasta 350 Comment
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Dec 8 2014
  HSC103161  Erythronium shastense Julie Kierstead Nelson 2014-4-15 2014010 Shasta Hirz Mountain Road, off Gilman Road, east of I-5, north of Shasta Lake. 1020 Comment
  HSC104362  Erythronium shastense Len Lindstrand III 2015-2-26 21222 Shasta Northwest slope of Bollibokka Mountain 427 Comment
  HSC104364  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south of Curl Creek 707 Comment
  JEPS3340  Eucephalus breweri George Gillett 1952-8-17 197 Shasta Sulphur Works, along roadside Lassen Volcanic National Park, Sulphur Works 2118 Comment
  SD64430  Eucephalus glabratus Darley F. Howe 1966-8-30 4314 Shasta Clark Creek 1064 Comment
  JEPS100732  Eucephalus ledophyllus Dean Wm. Taylor with Glenn L. Clifton, Rexford E. Palmer and Roy Buck 1987-6-28 9093 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1889 Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  CAS-BOT-BC310510  Eurybia integrifolia C. R. Quick 1953-8-2 53 -78 Shasta NE. of Montgomery Creek Comment
  CAS-BOT-BC418824  Fagopyrum esculentum Ellen O'Connor 2009-1-8 s.n. Shasta Jones Valley, near Redding 457 Comment
  CDA36831  Festuca arundinacea CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CHSC55310  Festuca arundinacea L. P. Janeway 1991-5-10 3932 Shasta Battle Creek Wildlife Area. On north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. Between ditch and creek. 120 Comment
  HSC84306  Festuca bromoides J. P. Smith, Thomas W. Nelson 1982-5-15 10415 Shasta 0.1 miles from Hwy. 299, along roadside to Yankee Gulch 457 Comment
  HSC84190  Festuca californica J. P. Smith, Thomas W. Nelson 1982-5-15 10449 Shasta Lewiston Turnpike, 7.6 mi from its junction with Hwy. 299. 1220 Comment
  HSC85680  Festuca californica J. P. Smith, J. O. Sawyer 1982-5-8 10368 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  CAS-BOT-BC278870  Festuca occidentalis Alice Eastwood 1912-6-29 731 Shasta Goose Valley Comment
  RSA0049618  Festuca roemeri var. klamathensis Dean Wm. Taylor 2012-6-18 21241 Shasta Bully Choop Mountain; saddle just east of the summit block 2090 Comment
  CHSC90219  Festuca rubra L. P. Janeway 2001-5-28 7079 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  CDA2822  Ficus carica Agricultural Commissioner 1964-4-22 Shasta F. Knerr property, Rt. 1, Box 1581, Anderson. 0 Comment
  CHSC61106  Floerkea proserpinacoides Vernon H. Oswald; Lowell Ahart 1993-7-27 5710 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the edge of a meadow. 1950 Comment
  UC54485  Floerkea proserpinacoides H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4315 Shasta below Soupan Springs (Mount Lassen); Mount Lassen 2286 Comment
  JEPS17492  Foeniculum vulgare Alma Weigart 1922-8-22 Shasta Whitmore Comment
  CHSC33387  Fragaria vesca Steve Plant 1978-5-13 251 Shasta Trinity National Forest. Basin Gulch Campground. 853 Comment
  HSC100040  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12829 Shasta Shasta - Trinity National Forest. Shotgun Rd. W of Hwy. 5, S of junction with Sims Rd. 579 Comment
  CAS-BOT-BC53410  Frangula californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 mi. So. of Dunsmuir (1 mi. So. of Flume Creek or 8/10 mi. No. of Mears Creek) 609 Comment
  LA207662  Frangula californica subsp. tomentella A. A. Heller; 1916-7-19 12457 Shasta 5 mi S of Redding Comment
  HSC100053  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12852 Shasta Along County Rd. A16. 357 Comment
  UCD113142  Frangula rubra Carl B. Wolf 1934-7-7 6034 Shasta west side of Sacramento River, 0.8 mile north of Mears Creek. 609 Comment
  CAS-BOT-BC59587  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
  LA207866  Frangula rubra subsp. rubra Carl B. Wolf; 1934-7-7 6034 Shasta W Side of Sacramento River, 8/ 10 mi. N. of Mears Creek 609 Comment
  POM260059  Frasera albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 miles east of Redding. 152 Comment
  UCD121434  Frasera albicaulis var. nitida G. F. Hrusa 1992-5-1 10468 Shasta Near Big Bend. Comment
  CAS-BOT-BC223566  Fraxinus latifolia Alice Eastwood 1912-7-24 1372 Shasta Castella Comment
  CAS-BOT-BC223573  Fraxinus latifolia Elmer I. Applegate 1929-6-23 5841 Shasta Round Mountain Comment
  UC144396  Fraxinus latifolia A. A. Heller 1905-6-3 7956 Shasta near Middle Creek Station Comment
  UC70392  Fraxinus latifolia Milo S. Baker 1898-7-6 373 Shasta Clover Creek Falls Comment
  CDA36517  Fremontodendron californicum J. R. Keck Jr. 1978-5-1 PDR# 330027 Shasta Near Shingletown; Dersh Road and County Road A-17. 0 Comment
  CAS-BOT-BC130324  Fritillaria eastwoodiae Dean Wm. Taylor; Glenn L. Clifton; Jim Andre 1990-4-24 10662 Shasta Shingletown Ridge, SW of Shingletown, ca. 1 miles S of Highway 44 on Ash Creek road 975 Comment
  CHSC25131  Fritillaria eastwoodiae Paul Lyman 1970-4-25 24 Shasta Ponderosa Way, Whitmore. Four miles from Whitmore on Ponderosa Way. Comment
  CAS-BOT-BC504456  Fritillaria recurva Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC504462  Fritillaria recurva Barbara Shervanick 1974-5-9 1296 Shasta Highway 89 through Lassen National Forest, about 1/2 mile north of Bridge Campground, Cascade Range 1371 Comment
  HSC73464  Galium aparine Grunert 22 Shasta 793 Comment
  RSA87322  Galium aparine var. echinospermum F. W. Peirson 1932-7-9 10299 Shasta Burney Spring. 1433 Comment
  CHSC30143  Galium bolanderi M. S. Taylor 1980-6-10 2794 A Shasta Sims Flat Rd, between Campground and Sims Lookout turn, ca. 2 mi S of I5, ca. 6 mi SW of Sweetbriar. 853 Comment
  RSA768310  Galium bolanderi Justin M. Wood 2010-9-2 2531 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  POM69206  Galium bolanderi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CHSC65816  Galium parisiense L. P. Janeway 1995-6-17 4793 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. 420 Comment
  UCR206567  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2009-6-13 14990 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  SEINET7040281  Galium parisiense A. G. Vestal 1963-6-4 s. n. Shasta In Art. Chaparral south of Redding,east side of the Sacramento River. Enterprise Quadrangle UTM Zone 10, 554289mE, 4486128mN. Comment
  OBI9923  Galium porrigens H. E. McMinn 1931-6-26 2498 Shasta Above Pit River Bridge and hwy Comment
  HSC23350  Galium porrigens var. porrigens G. Strausbaugh 1970-3-22 17 Shasta N bank Whiskey Creek, 10 ft. above water's edge, 25 yds. N of culvert where inlets to lake 372 Comment
  CHSC65835  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-23 4809 Shasta Along road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 ft (straight) due north of Bluejay Mountain. 929 Comment
  JEPS121722  Galium triflorum Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -060 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. North facing slope at spring along Road 35N18. Comment
  SEINET10935625  Galium triflorum Mary Susan Taylor 1980-6-10 Taylor 2796 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  UC876013  Garrya fremontii Alice Eastwood 1912-7-26 1485 Shasta Kennet Comment
  CAS-BOT-BC182263  Garrya fremontii California Wildflower Show 1922-4-19 s.n. Shasta Aetna Mills Comment
  UC1543845  Gayophytum diffusum subsp. parviflorum Harold and Virginia Bailey 1948-8-26 2819 Shasta Manzanita Lake Lassen Volcanic National Park 2604 Comment
  RSA72141  Gayophytum heterozygum F. W. Peirson 1932-7-18 10342 Shasta Rocky Camp on Hat Creek 1159 Comment
  UC54443  Gayophytum humile H. M. Hall and E. B. Babcock June, 1903 4148 Shasta South Fork Bear Creek Sierra Nevada Mountains (ne Shasta Co.) 1341 Comment
  UC1543849  Gayophytum ramosissimum Harold and Virginia Bailey 1948-8-27 2878 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC389712  Gentiana calycosa V. Welch 1971-8-29 246 Shasta Echo Lake Comment
  UCR206592  Geum macrophyllum George K. Helmkamp, E. A. Helmkamp 2009-6-11 14964 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
  UCD111685  Gilia capitata Christopher Mallek 2008-1 AC1- 32 Shasta Ash Creek. 876 Comment
  HSC84309  Gilia capitata subsp. capitata J. P. Smith, Thomas W. Nelson 1982-5-15 10418 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  NY336849  Gilia glandulifera A. A. Heller 1905-5-26 7868 Shasta Near Redding Comment
  CAS-BOT-BC123841  Gilia tenuisecta Amos Arthur Heller 1905-5-30 7898 Shasta Near Redding Comment
  CAS-BOT-BC26130  Gilia tenuisecta A. A. Heller 1905-5-30 7898 Shasta Near Redding Comment
  CHSC81534  Gilia tricolor Julie Rose 2000-3-25 29 Shasta Field bordered by Millville Plains Road on the East and Antler Road on the South. 11 miles E of Redding. 1.2 miles S of Highway 44. 188 Comment
  SEINET10840479  Githopsis pulchella subsp. campestris Bettiel 1923-5-10 BETTIEL s.n. Shasta Comment
  UCD66734  Glyceria fluitans W. W. Mackie 1930-6-24 Shasta Cassel. Comment
  CHSC84059  Glyceria occidentalis Lowell Ahart; John Dittes 2003-5-22 10204 Shasta In a meadow, in a water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC144156  Glycyrrhiza lepidota A. A. Heller 1905-6-3 7958 Shasta near Middle Creek Station Comment
  UCR45843  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  CDA6002  Gnaphalium canescens subsp. beneolens Henry, R. M. Price, J. F. Weber 1976-7-29 Shasta Railroad right-of-way near Dunsmuir. 0 Comment
  CAS-BOT-BC307467  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta Lost Creek 1/4 mile south of Burney Highway 5.8 miles northeast of Manzanita Lake Entrance Station, Lassen Volcanic National Park 1584 Comment
  CAS-BOT-BC314624  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1934-4-21 1843 Shasta Anderson Comment
  SEINET3146842  Grindelia hirsutula M. S. Baker 1898-7-6 456 Shasta Morley's field Comment
  UCSB27135  Grindelia hirsutula Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground, 9 miles north of Loftus, along U.S. Highway 99 457 Comment
  CHSC90215  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 and 35 (and the junction of Shasta, Tehama, and 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
  UC455978  Hackelia californica I. J. Condit 1911-7-10 Shasta Shasta Retreat Comment
  CHSC68793  Harmonia doris-nilesiae Vernon Oswald 1997-6-7 8548 Shasta Southwest of Platina on Stuart Gap Rd. (FR 41), 0.6 mi south of FR 29N41, 5.3 mi south of Hwy. 36. Roadcut. 932 Comment
  JEPS100927  Hazardia whitneyi var. discoidea Dean Wm. Taylor with Glenn L. Clifton 1987-8-5 9233 Shasta summit of Grizzly Peak, watershed divide between Pit and McCloud rivers) 1889 Comment
  CHSC9470  Helenium puberulum G. Strausbaugh 1970-7-12 131 Shasta Third cove ca. .5 mi. west of Oak Bottom Marina, north bank of water's edge. 368 Comment
  JEPS87079  Helianthella californica subsp. nevadensis Julie Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta-Trinity National Forests, Shasta Lake Ranger Dist. 365 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
  RSA79073  Helianthella californica var. shastensis E. K. Balls, Lee W. Lenz 1952-5-13 17238 Shasta 3.4 miles E of Trinity-Shasta county line (Hwy 299) between Douglas City and Redding. 915 Comment
  CAS-BOT-BC305366  Helianthus annuus Barrett Anderson 1986-7-9 3120 Shasta Fall River Valley near McArthur along Hwy 299 1005 Comment
  CDA5605  Heliotropium europaeum P. Whipp 1971-7-19 Shasta Bland property, 4660 Trinity Street, Project City. 0 Comment
  CAS-BOT-BC313437  Hemizonella minima F. W. Peirson 1932-7-9 10298 Shasta Burney Spring 1432 Comment
  CAS-BOT-BC313441  Hemizonella minima Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC58022  Hemizonella minima Vernon H. Oswald 1992-5-25 4952 Shasta Lassen Volcanic National Park. Stone quarry on Old Emigrant Trail, east foot of Raker Peak., ca. 1.1 mi (air) NNE of Lassen Hwy. On top of a cliff. 1929 Comment
  UC830850  Hemizonella minima C. L. Hitchcock 1940-5-23 6525 Shasta 0.50 mi above Burney Falls Comment
  SD41192  Hesperocyparis bakeri Carl B. Wolf 1941-7-25 Shasta 0.5 mile southwest of Cypress Camp Ground; about 3 miles south of Hat Creek Ranger Station to Burney Spring road 1525 Comment
  UC54496  Hesperolinon micranthum H. M. Hall and E. B. Babcock June 1903 4039 Shasta near Little Castle Creek; Sierra Nevada Mountains 609 Comment
  UCD37448  Hesperolinon micranthum Beecher Crampton 1960-6-16 5636 Shasta Shasta County, 5-9 miles south of Fall River Mills, Bureau of Land Management land. 1158 Comment
  POM260058  Hesperolinon micranthum C. L. Hitchcock 1940-5-17 6461 Shasta 3 miles east of Redding. 152 Comment
  JEPS28564  Heterocodon rariflorum George W. Gillett 1957-7-9 698 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Lassen Volcanic National Park 1524 Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  RSA100335  Heterocodon rariflorum F. W. Peirson 1932-7-17 10332 Shasta Wallace Ranch, Goose Valley 915 Comment
  UC1128108  Heteromeles arbutifolia P. L. Johannsen 1932-6-21 143 Shasta 0.5 mi sw Moody Creek; Redding Quad. 335 Comment
  CAS-BOT-BC149826  Heteromeles arbutifolia James McMurphy 1914-6-19 s.n. Shasta 1/2 way from Shasta to Redding Comment
  UC1558250  Hieracium albiflorum Harold and Virginia Bailey 1948-8-25 3021 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC319662  Hieracium albiflorum George W. Gillett 1952-9-1 240 Shasta Noble Pass, northeast corner of the park, Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC319671  Hieracium albiflorum Alice Eastwood 1921-7-22 10707 a Shasta Near Lewiston Comment
  RSA113766  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Lassen Volcanic National Park. Noble Pass, northeast corner of the park. 1860 Comment
  UC1036172  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta s slope Reading Peak; Lassen Volcanic National Park 2560 Comment
  UC897887  Hieracium nudicaule Alice Eastwood Jun 29 1912-Jul 11 1912 831 Shasta Goose Valley Comment
  JEPS28733  Hieracium triste George W. Gillett 1957-8-8 997 Shasta Wet Meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park 2499 Comment
  JEPS28740  Hieracium triste George W. Gillett 1957-8-10 1017 Shasta lwer e slopes Lassen Volcanic National Park, Eagle Peak 2636 Comment
  CDA36836  Holcus lanatus CDFA Staff 2001-6-6 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  UC149652  Holcus lanatus H. M. Hall and E. B. Babcock June 1903 4278 Shasta Deer Flat Sierra Nevada Mountains, Deer Flat (se Shasta Co.) 1341 Comment
  SEINET10591392  Holcus lanatus Virginia E. Long 1931-6-11 Long 86 a Shasta In swampy ditch at edge of Hwy. Anderson. Comment
  UCD150502  Holodiscus discolor W. R. Powell 1966-6-15 1309 Shasta 2 miles southwest of Platina, western part of county. 1158 Comment
  CAS-BOT-BC150121  Holodiscus microphyllus var. glabrescens Hans Leschke 1960-8-6 1718 Shasta Near Echo Lake Comment
  CAS-BOT-BC150118  Holodiscus microphyllus var. glabrescens Brighton C. Cain 1925-8-24 128 Shasta Trail from summit of Mt. Lassen to Drakesbad 2438 Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  UCD72571  Holosteum umbellatum subsp. umbellatum Dan Marcum 2008-5-1 s. n. Shasta Fall River Valley 1005 Comment
  CAS-BOT-BC311746  Holozonia filipes James McMurphy 1914-6-10 s.n. Shasta Coram Comment
  SEINET10528762  Hookera coronaria A. Arthur Heller 1916-6-24 Heller 12441 Shasta Between Castella and Sims in the yellow pine and Quercus Garryana belt in open places. Comment
  CHSC93050  Hordeum jubatum R. Fischer 2005-7-17 608 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in light grassy meadows in openings of juniper/pine woodlands near camp 7. 1021 Comment
  CAS-BOT-BC284702  Hordeum jubatum John Thomas Howell 1960-8-22 36350 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  JEPS28498  Horkelia fusca subsp. tenella George W. Gillett 1957-7-3 643 Shasta Badger Flat, meadow near road crossing Lassen Volcanic National Park 1905 Comment
  CAS-BOT-BC143986  Horkelia fusca var. tenella George W. Gillett 1957-8-11 1035 Shasta Hat Lake 1965 Comment
  JEPS28547  Horkelia tridentata George W. Gillett 1957-7-8 676 Shasta 1/4 mi s of Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station.); Lassen Volcanin National Park, Lost Creek 1584 Comment
  POM250705  Horkelia tridentata D. D. Keck, Robert Gustafson 1938-8-9 4890 Shasta 1/2 miles E of Burney Spring, S side of Burney Mtn. Inflat of red volcanic ash, surrounded by forest of pinus Murrayana Comment
  RSA48590  Horkelia tridentata Philip A. Munz 1949-5-18 13314 Shasta 8 miles S of Dunsmuir. 610 Comment
  POM203394  Horkelia tridentata subsp. tridentata F. W. Peirson 1932-7-14 10169 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  UC595114  Horkelia tridentata subsp. tridentata David D. Keck and A. Gustafsson 1938-8-9 4890 Shasta 1/2 mi e Burney Spring (s side of mtn); Burney Mtn. Comment
  UC2026981  Horkelia tridentata var. tridentata Anthony Baniaga 2011-7-7 425 Shasta Lassen National Forest. About a 1/2 mile S of Signal Butte Comment
  CAS-BOT-BC536286  Horkelia tridentata var. tridentata Ella Dales Cantelow 1938-6-10 4320 Shasta 16 miles NW of Burney Falls Comment
  CAS-BOT-BC536300  Horkelia tridentata var. tridentata F. Almeda; R. Eisenhardt 1995-5-29 7416 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State road #89 and Squaw Valley Road in McCloud 883 Comment
  CAS-BOT-BC206156  Hosackia crassifolia Christopher Davidson 1973-5-28 2181 Shasta On St Hwy 299, ca. 1 mi E of Buckhorn Summit. Steep S slope near roadbank on dirt logging rd. 975 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
  CHSC59138  Hosackia oblongifolia var. oblongifolia Vernon H. Oswald 1992-7-21 5137 Shasta Lassen Volcanic National Park. Lassen Hwy. between Summit Lake and Kings Creek, 0.7 mi E of the trail to Kings Creek Falls. 2237 Comment
  HSC98278  Hosackia oblongifolia var. oblongifolia R. Spellenberg 1965-6-9 1069 Shasta Sacramento River, near old Soda Creek Rd., Castle Crag. Comment
  JEPS35362  Hulsea nana J. G. Lemmon 1874-9-1 Shasta Lassen's Peak Comment
  CDA35649  Hydrilla verticillata CDFA Staff Sep 1985 Shasta Redding; Riverside Trailer Park. 0 Comment
  CHSC116344  Hydrilla verticillata J. R. Keck Jr.; R. M. Price 1985-9-6 Shasta Anderson River Park, Anderson. Comment
  CAS-BOT-BC400950  Hypericum anagalloides Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  CAS-BOT-BC400978  Hypericum anagalloides Paul F. Covel 1937-7-17 874 Shasta Mt Lassen Nat Park, Manzanita Lake Comment
  CAS-BOT-BC400979  Hypericum anagalloides W. A. Dayton 1913-7-1 378 Shasta Shasta National Forest. Swift Creek Range 792 Comment
  CAS-BOT-BC410216  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  UC1122114  Hypericum perforatum P. L. Johannsen 1932-6-4 183 Shasta Clear Creek Rd. Weaverville Quad., Clear Creek Rd. 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
  CAS-BOT-BC401318  Hypericum scouleri Alice Eastwood 1912-6-29 907 Shasta Goose Valley Comment
  CAS-BOT-BC401319  Hypericum scouleri Ira L. Wiggins 1922-8-10 907 Shasta Willow Creek Ranch, McCloud. Bank of Squaw Creek 835 Comment
  CHSC63034  Hypochaeris glabra Vernon H. Oswald; Lowell Ahart 1994-4-27 6131 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead. 335 Comment
  JEPS36537  Hypochaeris glabra J. W. Blankinship 1911-5-11 Shasta 6.5 mi nw of Anderson; Olinda Comment
  HSC97655  Hypochaeris glabra L. Snyder, B. Redfern, , A. de Knijf 1999-4-18 49 Shasta Hwy. 36 330 Comment
  CAS-BOT-BC5564  Iliamna bakeri Milo Samuel Baker 1899-8-17 116 Shasta Fall River Valley, NE Shasta County. Comment
  UC1731518 Image available Iliamna bakeri Dean W. Taylor 1993-6-15 13629 Shasta Ridgetop 1 mile W of Yellowjacket Mountain (at Point 4881, Cascade Region); Cascade Region Comment
  CAS-BOT-BC206820  Iliamna bakeri M. A. Showers 1980-7-17 1909 a mas Shasta .1 mile south of road marker 3.50 on Hwy. 89 1219 Comment
  SEINET8396867  Iliamna bakeri Milo S. Baker 1899-8-17 116 Shasta lava beds of Fall River Valley, northeastern Shasta County. Comment
  SEINET194900  Ipomopsis aggregata A. A. Heller 1941-7-24 16255 Shasta Lassen Volcanic NP ; Near Noble Pass Comment
  UCR206933  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA115245  Ipomopsis congesta George W. Gillett 1952-8-9 153 Shasta Lassen Volcanic National Park: East shoulder of Lassen Peak, ca. 0.33 mile east of summit 2957 Comment
  RSA115248  Ipomopsis congesta George W. Gillett 1952-9-1 244 Shasta Lassen Volcanic National Park: Summit area of Lassen Peak 3110 Comment
  UC1736673  Ipomopsis congesta subsp. congesta Dean W. Taylor 1974-7-31 4893 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  JEPS22677  Iris macrosiphon Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6316 Shasta about 1 mi n Fern (and about 3.5 mi e of Oak Run) 792 Comment
  POM266066  Iris macrosiphon C. L. Hitchcock 1940-5-20 6487 Shasta 25 miles northeast of Redding 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
  RSA181823  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-2 65 -24 Shasta Hat Creek ca. 1. mile south of turnoff to Cassel on Calif. Rt. 89 Comment
  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
  RSA136378  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-13 17237 Shasta 3.4 miles east of Trinity - Shasta County line (Highway 299) between Douglas City and Redding 915 Comment
  RSA136774  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-14 20726 Shasta 0.6 mile east of Shasta-Trinity County line, U.S. Highway 299, Redding to Weaverville 915 Comment
  RSA49110  Iris tenuissima Philip A. Munz 1949-5-18 13317 Shasta 25 miles on Highway 99, north of Project City 457 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  UC463061  Isoetes bolanderi E. B. Copeland 1931-8-17 Shasta Emerald Lake; Mt Lassen 2468 Comment
  CAS-BOT-BC69960  Isoetes bolanderi F. W. Peirson 1932-7-16 10102 Shasta Small pond just separated from Lake Eiler, Thousand Lake Basin. 1950 Comment
  OBI1054  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta Clough Creek at Old Alturas Road Comment
  UC1392747  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta at Old Alturas Rd. Clough Creek Comment
  CHSC92972  Isoetes nuttallii R. Fischer 2005-5-21 489 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In meadow off Juniper Trail north of camp 7. 1021 Comment
  UC810526  Isoetes nuttallii Lewis S. Rose 1940-6-10 40488 Shasta 8 ni w Burney (Hatchet Mt); Hatchet Mt 1310 Comment
  JEPS60641  Isopyrum occidentale Mrs. C. F. Rose 1935-4-21 28 Shasta 15 mi nw Redding Comment
  SEINET11847062  Iva axillaris H. M. Hall, Babcock, E. B. 1903-1 4260 Shasta 6 mi S of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  UC1101068  Juncus articulatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1017 Shasta Round Mountain; Hwy 299 Comment
  UC1149768  Juncus balticus Harold and Virginia Bailey 1948-8-27 2883 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  JEPS96986  Juncus balticus var. vallicola Dean W. Taylor 1999-8-13 17334 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll Comment
  UCD141389  Juncus bufonius Herbert L. Mason; Verne Grant 1947-7-9 13287 Shasta Highway 299, just east of Hatchet Creek Summit. 1219 Comment
  CAS-BOT-BC7102  Juncus digitatus Carol W. Witham 1993-6-2 s.n. Shasta Approx. 6 air mi NNE of Shingletown and 0.25 mi W of Ponderosa Way 792 Comment
  CHSC101960  Juncus digitatus Peter F. Zika; Carol W. Witham 2007-6-4 23021 Shasta Sunny seepage below a spring. Hamp Creek headwaters, c. 10 air km NNE of Shingletown (Cascade Range Foothills). 790 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
  UC1731629  Juncus digitatus Dean W. Taylor 1993-5-25 13498 Shasta along Hamp Creek, 0.3 miles W of Ponderosa Way 762 Comment
  UC591539  Juncus drummondii H. F. Copeland 1935-7-29 Shasta Emerald Lake Mt. Lassen 2400 Comment
  RSA730002  Juncus effusus subsp. pacificus P. F. Zika, Julie Nelson 2007-6-20 23011 Shasta Sacramento Valley: near Encanto Way, 10 air km NE of Redding. Bank of East Valley Creek, tributary of Stillwater Creek, near vernal pools. 200 Comment
  UC1101021  Juncus effusus subsp. pacificus Verne Grant and Irving Schneider 1947-8-29 8361 Shasta about 7 mi sw Fall River Mills (Hat Creek by Bridge 6-66, Highway 299); Hat Creek Comment
  SEINET3450947  Juncus howellii Lowell Ahart, John Dittes 2003-5-22 10211 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 1/8 miles south of the Coleman Canal, about 250 yards northeast of the barn, north side of poor dirt road 250 Comment
  OBI21168  Juncus leiospermus var. leiospermus Robert F. Hoover 1937-5-19 2270 Shasta 4 mi E of Redding 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
  JEPS67013  Juncus mertensianus W. L. Jepson 1929-9-28 15310 Shasta Manzanita Creek Lassen Peak (head, nw slope of Peak) 2438 Comment
  SEINET4691792  Juncus occidentalis Peter F. Zika, Julie Nelson 2011-1 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, 190 Comment
  CDA13534  Juncus orthophyllus G. F. Hrusa, T. D. Wilfred 1996-7-22 13361 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC96251  Juncus orthophyllus R. Fischer 2006-7-21 876 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from grassy meadows, near the water, in the area of Crystal Springs. 1008 Comment
  UC501608  Juncus orthophyllus Frank W. Peirson 1932-7-13 10123 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  UC1101095  Juncus oxymeris Malcolm A. Nobs and S. Galen Smith 1949-7-19 1014 Shasta 1 mi n Anderson Comment
  JEPS28783  Juncus parryi George W. Gillett 1957-8-17 1082 Shasta above Lake Helen; Lassen Volcanic National Park, Helen Mountain 2590 Comment
  JEPS91035  Juncus tenuis Dean Wm. Taylor with Glenn Clifton 1990-6-11 10857 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  JEPS91264  Juncus triformis Dean W. Taylor 1991-5-29 11835 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 673 Comment
  SEINET10613591  Juniperus communis George Engelmann 1880-8-23 Engelmann s.n. 1880 Shasta Alpine heights of Mt. Shasta above timberline. Comment
  CAS-BOT-BC85306  Juniperus occidentalis Carl B. Wolf 1930-10-20 1008 Shasta C.W. Hill Farm near Dana 1219 Comment
  JEPS48344  Juniperus occidentalis W. L. Jepson 1914-8-11 5786 Shasta Hills Farm Upper Fall River Valley 1036 Comment
  LA6595  Juniperus occidentalis C. B. Wolf; 1930-10-20 1750 Shasta C.W. Hill Farm, near Dana 1219 Comment
  UCR3639  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-8-7 640807- 01 Shasta Calif. Hwy 44 at Summit Juniper 1650 Comment
  CAS-BOT-BC58851  Kalmia microphylla subsp. microphylla Lester Rowntree 1936-7-16 s.n. Shasta Trinity Mts. - Granite Creek Comment
  RSA293268  Keckiella lemmonii D. C. Michener 1980-8-4 3774 Shasta Shasta-Trinity Mtns (Damnation Pass). Along Dog Creek rd. 9.3 miles west of jct with I-5 at Vollmers (near Delta). 1050 Comment
  UC719829  Keckiella lemmonii Rogers McVaugh 1941-8-4 6237 Shasta ca 35 mi n Redding (woods along U.S. Hwy 99) Comment
  CDA11371  Lagophylla ramosissima G. F. Hrusa 1991-6-25 8462 Shasta Pit River Drainage; approx 3 m. W of Fall River Mills off Hwy 299. Comment
  HSC45461  Lamium amplexicaule M. Alcasas 1978-5-13 83 Shasta Basin Gulch Campground 1.5 mi. from Hwy. 36 861 Comment
  CAS-BOT-BC337943  Lasthenia californica L. E. Smith 1915-4-24 s.n. Shasta Anderson Comment
  CHSC118297  Lathyrus brownii L. P. Janeway 2016-5-19 12099 Shasta High Cascade Range. Along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  JEPS100889  Lathyrus lanszwertii var. tracyi Dean W. Taylor 1993-6-15 13613 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  UCD106349  Lathyrus latifolius Bill B. Fischer 1991-6-1 s.n. Shasta Burney/McArthur area. Comment
  CAS-BOT-BC213273  Lathyrus sulphureus James McMurphy 1914-4-1 s.n. Shasta Pitt River Comment
  HSC46273  Lathyrus sulphureus Christopher Knopp 1978-5-13 52 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC1036272  Ledum glandulosum George W. Gillett 1952-7-20 86 Shasta above highway adjacent to Hot Springs (vicinity of Sulphur Works, Lassen Volcanic National Park); Lassen Volcanic National Park 2133 Comment
  UC2026986  Leontodon saxatilis David J. Keil, Kathleen Keil 2011-7-25 31090 Shasta Trailhead area, south side of Clear Creek Road west of Redding Comment
  CDA21178  Lepidium campestre K. Martyn 2007-5-22 PDR 1361258 A Shasta Northern California; Northern border of field at 26312 Jim Day Rd, McArthur. 990 Comment
  CHSC4565  Lepidium campestre C. Glascock 1965-5-15 393 Shasta Ca. 5 mi. w of Burney on US 299. Roadside. Comment
  CDA19911  Lepidium campestre W. Ogden 2002-6-12 PDR P 084077 Shasta Sierra Nevada; Near garlic field on Dee Knoch Rd. 0 Comment
  CAS-BOT-BC88873  Lepidium chalepense Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. 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
  JEPS53709  Lepidium nitidum J. W. Blankinship 1911-3-24 Shasta Igo Comment
  CAS-BOT-BC89851  Lepidium nitidum Walter Knight 1964-4-12 764 Shasta 2 miles east of Anderson. Comment
  POM301492  Lepidium nitidum Fred G. Meyer 1938-4-3 1321 Shasta About 17 miles N of Red Bluff. Comment
  CAS-BOT-BC12832  Lepidium perfoliatum R. E. Frenkel 1964-7-12 659 Shasta On Highway 299. 914 Comment
  RSA260170  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC17091  Leptosiphon bolanderi C. L. Hitchcock 1940-5-23 6524 Shasta 0.5 mi. above Burney Falls Comment
  HSC17094  Leptosiphon ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  POM260088  Leptosiphon ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC107405  Leptosiphon harknessii Jake Ruygt 2009-5-24 5420 j Shasta McArthur-Burney Falls State Park. 884 Comment
  RSA601528  Leptosiphon montanus L. C. Wheeler 1935-4-28 3447 Shasta O'Brien Creek off Sacramento River. (Mt. Diablow Mer.) 427 Comment
  JEPS28470  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1957-7-11 724 Shasta above Crater Lake (Chaos Crags, Lassen Volcanic National Park); Lassen Volcanic National Park, above Crater Lake 2072 Comment
  JEPS6305  Lesquerella occidentalis subsp. occidentalis W. L. Jepson 1910-6-8 4093 Shasta Lassen Peak 2895 Comment
  UCD81312  Lessingia CNPS SN Foothill Team 2006-5-18 SNNR 0978 Shasta Shasta Land Trust Eastment, Hathaway Ranch. Comment
  UC179133  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta 10 mi n Delta (on the Pacific highway) Comment
  UC195375  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  UCR132395  Lessingia nemaclada Beecher Crampton 1956-8-20 3766 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 Comment
  CAS-BOT-BC94816  Lessingia nemaclada R. C. Wenk 2009-9-4 1124 Shasta Shasta N.F., Packera Bay Road, Waters Gulch Trail, at base of Waters Gulch above where it meets Lake Shasta 325 Comment
  RSA15469  Lessingia nemaclada John T. Howell 1936-8-22 12688 Shasta French Gulch Comment
  CAS-BOT-BC334602  Leucanthemum vulgare John Thomas Howell 1960-8-23 36423 Shasta Viola 1341 Comment
  CAS-BOT-BC444062  Lewisia cotyledon var. howellii Dean Wm. Taylor; Roy E. Buck 1988-6-23 9857 Shasta McCloud River Canyon. Deer Creek crossing of Forest Road 38N11 (the road from Big Bend to McCloud) 929 Comment
  CHSC118468  Lewisia kelloggii subsp. hutchisonii Martin J. Lenz 2010-6-29 4291 Shasta UTM 10 606717 E 4556178 N, NAD1927. 495m WNW of peak 5515 and approx. 1.8 km NE of Kemp Flat 1615 Comment
  SBBG15536  Lewisia triphylla D. Myrick 1961-6-23 333 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  UC817387  Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Power Plant below Pit Dam (2 mi w of Fall River Mills) 1341 Comment
  RSA27083  Leymus condensatus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  RSA747897  Ligusticum apiifolium J. R. Shevock 1992-6-16 12188 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  UC1123000  Ligusticum apiifolium P. L. Johannsen 1932-6-10 120 Shasta Cow Creek Redding Quad., Cow Creek 426 Comment
  UC1736598  Ligusticum californicum Dean W. Taylor 1993-5-1 13403 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
  POM260066  Lilium pardalinum C. L. Hitchcock 1940-5-24 6561 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SJSU509  Lilium pardalinum G. Witherspoon 1940-6-25 2093 A Shasta Burney Falls, Burney Falls State Park 1219 Comment
  UCD112034  Limnanthes Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS25410  Limnanthes alba Rimo Bacigalupi with G. T. Robbins 1959-4-21 7025 Shasta ditch along Ash Creek Rd 8.2 mi ne Balls Ferry Bridge (on Sacramento River) (near Scharsch's Ranch) 304 Comment
  JEPS100978  Limnanthes alba subsp. alba Dean W. Taylor 1988-4-13 9534 Shasta minor tributary to Cedar Creek ca. 2 miles W of Round Mountain on Highway 299 512 Comment
  JEPS83841  Limnanthes alba subsp. alba Dean Wm. Taylor with Rexford E. Palmer 1988-4-15 9554 Shasta along Hwy 299 1.2 mi e crossing of Salt Creek; Bella Vista 7 1/2' quadrangle, Woodman Creek 192 Comment
  JEPS47389  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-27 1474 Shasta 1.5 mi n Project City (along US Hwy 99 1.3 mi s of Wonderland Road, 4.4 mi s of the first bridge across Lake Shasta) 259 Comment
  UC17916  Limnanthes alba subsp. versicolor M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UCD116492  Limnanthes alba subsp. versicolor John Thomas Howell 1964-5-13 40705 Shasta near Cayton Creek, about 5 miles north of Burney Falls. Comment
  SEINET5556944  Limnanthes alba var. versicolor H. S. Gentry 1962-1 19693 Shasta Redding, 2 mi. E of Rt. 99, along Rt. 299. 121 Comment
  HSC48483  Limnanthes douglasii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9698 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  UC1397272  Limnanthes floccosa subsp. floccosa R. Ornduff 1968-1 6890 Shasta Hwy 89 just n bridge over Cayton Creek Comment
  UC1397274  Limnanthes floccosa subsp. floccosa T. Niehaus 649 Shasta 1.3 mi w Bear Creek Bridge (Hwy 44) Comment
  UC726838  Linanthus ciliatus A. A. Heller 1941-7-24 16258 Shasta near Noble Pass; Lassen Volcanic National Park Comment
  HSC65905  Linanthus dichotomus subsp. meridianus D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 70 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  SEINET7067175  Linanthus filipes A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC1558213  Linanthus harknessii Harold and Virginia Bailey 1948-8-27 2885 b Shasta Badger Flat Lassen Volcanic National Forest 1920 Comment
  UCD118698  Linanthus pungens G. F. Hrusa; T. D. Wilfred 1996-6-10 12994 Shasta Lassen National Forest. NW side of Hwy 44 , 1 mile SW of USFS N12 to Twin Bridges. 1550 Comment
  SBBG15598  Linanthus pungens subsp. pulchriflorus D. Myrick 1961-6-23 348 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  UC1553460  Linnaea borealis var. longiflora E. Dean 1988-7-13 132 Shasta 1.8 rd mi w where E Fork of Nelson Crk crosses road 37N02; E Fork of Nelson Creek Comment
  JEPS3333  Lithophragma glabrum George Gillett 1952-7-27 108 Shasta along main road through Lassen Volcanic National Park about 2 mi above Sulphur Works (slopes of Little Hot Springs Valley); Lassen Volcanic National Park, Little Hot Springs Valley 2164 Comment
  CHSC96299  Lithophragma parviflorum var. parviflorum R. Fischer 2006-5-11 906 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected along Spattercone Trail in a brushy woodland. 1036 Comment
  UC650305  Lithophragma tenellum J. E. Burgess Jul 1920 96 Shasta Lassen Volcanic National Park 1676 Comment
  JEPS104945  Lithospermum Dean W. Taylor 1993-6-2 13549 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  HSC64002  Lithospermum californicum J. P. Smith, J. O. Sawyer 1976-5-9 8721 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  RSA523375  Lithospermum ruderale Gordon H. True Jr. 1938-5-18 936 Shasta Near Lake Britton. 854 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
  CHSC63032  Logfia gallica Vernon H. Oswald; Lowell Ahart 1994-4-27 6136 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shast Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  JEPS74029  Lolium multiflorum Virginia E. Long 1931-5-11 64 a Shasta Anderson Comment
  UCD80004  Lomatium caruifolium CNPS SN Foothill Team 2006-5-16 SNFN 0382 b Shasta Shasta Land Trust Easement, Hathaway Ranch. 315 Comment
  UC1441333  Lomatium caruifolium var. denticulatum Bert G. Brehm 1968-4-6 2911 Shasta 7.3 mi W of Manton (on Rte. 9A) 487 Comment
  UC658995  Lomatium dasycarpum subsp. tomentosum Mildred E. Mathias 1938-4-20 1331 Shasta 2 mi N of Anderson (along Hwy 999) Comment
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Feb 8 2007
  UCD149047  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  JEPS25423  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
  CHSC34844  Lomatium macrocarpum M. S. Taylor 1980-6-10 2812 Shasta Sims Lookout, ca. 11 mi sse of Castella. 1126 Comment
  SFV2587  Lomatium marginatum L. Constance, L. Bonar, R. W. Holm 1949-5-20 s. n. Shasta Above Sacramento River, 5.7 miles southwest of Hazel Creek. 549 Comment
  HSC47435  Lomatium marginatum var. marginatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9674 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  RSA452117  Lomatium marginatum var. marginatum J. P. Smith, J. Sawyer, T. W. Nelson 1978-4-9 9737 Shasta County Road A16, 3 miles southwest of Ono 305 Comment
  SEINET7073557  Lomatium utriculatum A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  SD87768  Lonicera conjugialis Frank W. Peirson 1932-7-12 10223 Shasta One Thousand Lake Basin; along the shore of Lake Eiler. 1950 Comment
  CAS-BOT-BC240835  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding Comment
  POM260162  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC200964  Lotus Ira L. Wiggins 1922-8-12 916 Shasta McCloud River Country Club 457 Comment
  SEINET10484211  Lotus Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5504 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  JEPS87697  Lotus grandiflorus var. macranthus Vernon H. Oswald and Lowell Ahart 1994-4-27 6126 Shasta ca 0.69 mi e (clockwise) Bailey Cove Trail trailhead (on the w side of McCloud River Arm of Shasta Lake) 335 Comment
  UC864818  Lotus humistratus C. L. Hitchcock 1940-5-17 6444 Shasta 3 mi e Redding 152 Comment
  JEPS100882  Lotus micranthus Dean W. Taylor 1993-6-14 13599 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  UC15658  Lotus nevadensis var. nevadensis M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC725846  Lotus nevadensis var. nevadensis A. A. Heller 1941-6-26 16235 Shasta about 2 mi e McArthur Comment
  UC1281758  Lotus oblongifolius var. oblongifolius Richard Spellenberg 1965-6-9 1069 Shasta near old Soda Creek Road; Sacramento River, Castle Crag Comment
  JEPS87582  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1994-5-6 6178 Shasta sw of Clikapuda Bay (Clikapuda Trail paralleling Clikapuda Creek, off of the Pit Arm of Shasta Lake) 350 Comment
  SEINET4035383  Lotus pinnatus C. Davidson 1975-1 2715 Shasta About 20 mi. east of Redding on Hwy 44. 640 Comment
  JEPS87694  Lotus stipularis var. ottleyi Vernon H. Oswald and Lowell Ahart 1994-4-27 6132 Shasta ca 1.1 mi e (clockwise) Bailey Cove Trail trailhead (along se and sw legs of the trail, on the w side of the McCloud River Arm of Shasta Lake); Shasta Lake 335 Comment
  SEINET7040288  Lotus unifoliolatus var. unifoliolatus A. G. Vestal 1963-6-4 s.n. Shasta Bank of Churn Creek, south of Redding. Enterprise Quadrangle UTM Zone 10, 553777mE, 4487403mN. Comment
  UC1543831  Lupinus Harold and Virginia Bailey 1948-8-27 2929 Shasta Lassen Volcanic National Park, Kings Creek Meadow near picnic grounds 2164 Comment
  UC1543836  Lupinus Harold and Virginia Bailey 1948-8-27 2867 Shasta Lassen Volcanic National Park, Badger Flat. 1920 Comment
  SEINET10484218  Lupinus W. D. Stevens 1985-4-25 Stevens 23583 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET10484219  Lupinus W. D. Stevens 1985-4-25 Stevens 23577 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET10484509  Lupinus adsurgens James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-5-6 Smith, Jr. 9832 Shasta Deer lick springs road, about 2 miles from its junctoin with State route 36. Streamside in garry oak-pinderosa pine woodland 914 Comment
  JEPS113297  Lupinus albicaulis L. P. Janeway 2006-5-17 8604 Shasta Inner North Coast Ranges. Along Lower Gas Point Road 1.8 km northwest of Gas Point Road, 260 m west of North Fork Cottonwood Creek. Comment
  HSC49125  Lupinus albifrons J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9668 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  CAS-BOT-BC195952  Lupinus albifrons var. albifrons Charles Piper Smith 1947-6-13 47433 Shasta Lassen National Park, Manzanita Lake Comment
  JEPS128425  Lupinus andersonii Julie Kierstead Nelson 2015-3-29 2015 -010 Shasta McCloud Arm of Shasta Lake, E Klamath Range; Hirz Bay Road off Gilman Road. Comment
  RSA272554  Lupinus andersonii var. christinae Porter Lowry 1977-7-6 867 b Shasta Lassen Volcanic National Park., 1/2 mile below Kings Creek Crossing on Park road. Comment
  CAS-BOT-BC8419  Lupinus angustiflorus Amos Arthur Heller 1939-7-27 15420 Shasta Mount Lassen. Along the Loop Highway near Summit Lake. Comment
  UCD106794  Lupinus argenteus var. argenteus G. F. Hrusa; T. D. Wilfred 1996-6-11 13044 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. 1615 Comment
  CAS-BOT-BC208822  Lupinus argenteus var. heteranthus James Jokerst 1985-4-27 2382 Shasta Near Bridge Campground, Prospect Peak. 1187 Comment
  UC201993  Lupinus argenteus var. heteranthus Franklin P. Nutting Shasta Goose Valley Comment
  HSC48501  Lupinus bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9687 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC38278  Lupinus bicolor Thomas W. Nelson, Jane P. Nelson 1976-3-21 2271 Shasta Beside Hwy. 299, 3 mi. W of Clear Creek bridge Comment
  SJSU10739  Lupinus bicolor H. D. Baer 1960-4-14 Shasta near Coleman Fish Hatchery, 11 mi SE of Anderson 259 Comment
  SEINET10937048  Lupinus bicolor subsp. tridentatus James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-4-9 Smith, Jr. 9687 Shasta Shasta co. T29n, r9w, sec. 12. County road a16, 7 miles from its junction With state route 36. Oak-pine woodland. 671 Comment
  RSA31850  Lupinus caudatus A. A. Heller 1941-7-24 16262 Shasta About midway between Summit Lake and the Devastated Area, Lassen Volcanic National Park. Comment
  SEINET10490665  Lupinus caudatus subsp. caudatus Katherine L. Morris 1973-5-25 Morris 260 Shasta Collected at the jct. Of hwy 299 and 89 on hwy 89, in an area of yellow pine And oak. Comment
  SBBG30553  Lupinus croceus D. Myrick 1968-6-23 1998 Shasta Delta Toll Rd from Delta to Trinity Center 1524 Comment
  HSC28313  Lupinus formosus D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19115 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS100593  Lupinus lepidus var. lobbii Dean W. Taylor 1987-6-5 9002 Shasta summit of Grizzly Peak 1905 Comment
  CDA13526  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13352 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  SBBG15260  Lupinus lepidus var. sellulus D. Myrick 1961-6-22 328 Shasta yellow pine flat on Hwy 89 near Burney Falls 914 Comment
  UC1537147  Lupinus lepidus var. sellulus Gordon H. True Jr. 1938-5-24 940 Shasta near Lake Britton; near Lake Britton 853 Comment
  UCD107956  Lupinus leucophyllus G. F. Hrusa 1991-6-26 8471 Shasta along Pit river approx. 4 mi. E of Hat Creek crossing on Hwy 299. 900 Comment
  RSA32728  Lupinus leucophyllus A. A. Heller 1941-6-24 16182 Shasta Along U.S. Highway #299 near the foot of the grade, east side of Hatchet Mountain. Comment
  RSA32713  Lupinus luteolus A. A. Heller 1940-6-29 15743 Shasta Two miles east of Ingot along U.S. Highway #299. Comment
  UCR45450  Lupinus microcarpus N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-5-11 99 Shasta 18 mi SW of Ono on City Rd. A16 712 Comment
  UCR138670  Lupinus nanus M. Brooks, Julie Evens, H. Johnson 1997-4-26 27 Shasta Road A16, 0.5 mi up road from Platina, Calif. (on Hwy 36) 744 Comment
  UC398698  Lupinus nanus A. A. Heller 1926-4-24 13929 Shasta type collected near the railroad just above Redding (collected at the type station) Comment
  UCD108937  Lupinus nanus Beecher Crampton 1975-5-3 9185 Shasta Shasta Lake, Squaw Creek, Monday Flat. Comment
  UCD109000  Lupinus nanus A. A. Heller 1917-4-21 12992 Shasta Clear Creek 7 miles south of Redding. Comment
  RSA87471  Lupinus obtusilobus F. W. Peirson 1926-6-23 6845 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  SBBG21867  Lupinus obtusilobus D. Myrick 1964-7-22 909 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC15982  Lupinus obtusilobus W. H. Brewer 1863-8-28 2180 Shasta Lassen's Peak 3048 Comment
  UC444988  Lupinus obtusilobus E. B. Copeland Aug., 1930 Shasta Mt. Lassen; open cone Mt. Lassen 2700 Comment
  RSA26455  Lupinus obtusilobus Blanche Clear 1940-7-27 s.n. Shasta Lassen Peak Trail. Lassen Volcanic Park. Comment
  SEINET10451240  Lupinus onustus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-4 LeDoux 1065 Shasta Collected 8.9 mi n of shasta dam exit. Steep roadside along i-5. Comment
  CHSC118557  Lupinus polycarpus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21405 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  POM266085  Lupinus succulentus C. Leo Hitchcock 1940-5-20 6480 Shasta 25 miles east of Redding. Comment
  SEINET10491003  Lupinus vallicola subsp. vallicola Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-4 Kenney 394 Shasta Collected along right-of-way of i-5, 5 mi south of jct of hwy i-5 and business 5 In dunsmuir. 1158 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
  POM219148  Luzula divaricata H. F. Copeland 1931-8-9 s.n. Shasta Mt Lassen, Shasta County Comment
  RSA768323  Lycopus americanus Justin M. Wood 2010-9-1 2507 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
  SEINET7073492  Lythrum hyssopifolia A. G. Vestal 1963-6-4 s.n. Shasta Cottonwood Creek at Bowman Road Bridge southwest of Cottonwood. UTM Zone 10, 546913mN, 4462790mN. Coordinate datum: NAD27. Comment
  CHSC71708  Lythrum salicaria Vernon H. Oswald 1998-8-30 9554 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  CAS-BOT-BC7468  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  OBI63044  Madia citrigracilis David J. Keil 2004-7-10 30309 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
  CHSC84039  Madia citriodora Lowell Ahart; John Dittes 2003-5-22 10197 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS104424  Madia citriodora Lowell Ahart 2003-5-22 10197 Shasta West of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CHSC33065  Madia elegans Christopher Knopp 1978-5-13 95 Shasta Beegum Gorge Road (Forest Service Road 1S02). 975 Comment
  RSA768275  Madia elegans Justin M. Wood 2010-9-2 2527 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UCR45842  Madia elegans R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  CAS-BOT-BC343974  Madia elegans D. E. Breedlove 1962-6-11 3396 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CAS-BOT-BC343982  Madia elegans Ellsworth Bethel 1923-6-1 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC344536  Madia exigua Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CHSC99249  Madia exigua Lowell Ahart; John Dittes 2008-6-19 14864 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
  CAS-BOT-BC334662  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley, Lassen Volcanic National Park 2225 Comment
  SEINET10474813  Madia gracilis Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5497 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  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
  SEINET4173698 Image available Madronella A. A. Heller 1941-6-26 16238 Shasta About 1 mile north of Anderson along a gravelly wash, near US Hwy 99 Comment
  HSC97664  Malacothrix floccifera A. Hove, A. Poteet, C. Sanville 1999-4-17 46 Shasta Hwy. 36; S-facing slope 128 Comment
  UC1553410  Marah fabacea G. Schoolcraft 1987-4-28 1684 Shasta s Fall River Mills; Hogback Ridge 1158 Comment
  UC1122851  Marah watsonii C. J. Kraebel 1934-5-6 29 Shasta Kennett Area Redding Quadrangle, North Fork of Squaw Creek Comment
  SEINET10568833  Marsilea vestita subsp. vestita A. Arthur Heller 1905-5-31 Heller 7919 Shasta Near Middle Creek Station. Comment
  UC16089  Medicago polymorpha M. S. Baker and Frank Nutting 1894-5-20 Shasta Redding Comment
  CAS-BOT-BC271121  Melica bulbosa Hans Leschke 1961-8-18 1828 Shasta Summit area of Diamond Peak, Lassen Volcanic National Park 2423 Comment
  CAS-BOT-BC269508  Melica californica Ellsworth Bethel 1923-6-7 s.n. Shasta Ingot Comment
  CHSC93093  Melica harfordii R. Fischer 2005-5-22 612 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. A few plants found growing the pine/juniper woodlands near camp 7. 1016 Comment
  SEINET188141 Image available Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  JEPS63460  Mentha canadensis W. L. Jepson 1914-8-10 5757 Shasta Upper Fall River Valley Dana; , Dana 1036 Comment
  LA83730  Micranthes odontoloma O. H. Kappler; 1949-7-27 Shasta Lassen National Park 2255 Comment
  JEPS89618  Micropus californicus var. californicus Dean W. Taylor 1993-5-22 13454 Shasta ca. 3 air mi. w. Lamoine (along Slate Creek, Forest Rd. 36N20, Sacramento R. Canyon); Klamath Region, Trinity Mts., Sacramento R. Canyon 838 Comment
  RSA530011  Micropus californicus var. californicus D. W. Taylor 1988-4-13 9522 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  UC144219  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta near Redding Comment
  HSC73387  Micropus californicus var. californicus Robert Kirkpatrick, Doug Renwick 1981-5-9 92 Shasta Harrison Gulch off Hwy. 36 820 Comment
  UCD80106  Microseris acuminata CNPS SN Foothill Team 2006-5-8 SNFN 0360 b Shasta Shasta Land Trust Easement, Hathaway Ranch, on the southern portion of the Swede Creek Plains. 274 Comment
  JEPS15300  Microseris campestris Robert F. Hoover 1936-4-1 838 Shasta sw of Modesto (near San Joaquin River) Comment
  CHSC34842  Microseris nutans M. S. Taylor 1980-6-10 2799 Shasta On road embankment, w side of Sims Flat Rd, ca. 1/8 mi n of Sims Flat Lookout turnoff, ca. 8 mi sse of Castilla. 914 Comment
  JEPS112979  Microseris nutans Dean W. Taylor 1993-6-15 13650 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  JEPS35715  Microseris nutans C. F. Rose 1936-5-8 47 Shasta 20 mi ne Redding (near Ingot) Comment
  SBBG8719  Microseris nutans H. and M. Dearing 1938-6-30 2209 Shasta W of Burney 1219 Comment
  UCD112386  Microseris nutans Christopher Mallek 2008-5-8 AC3- 6 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC349357  Microseris nutans Frank W. Peirson 1926-6-22 6812 Shasta Trail from Drakesbad to Boiling Lake, Lassen National Park 1706 Comment
  CHSC45353  Microsteris gracilis Vernon Oswald 1986-6-25 2156 Shasta Lassen Park, trail to Paradise Meadows. 2011 Comment
  HSC48495  Microsteris gracilis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9680 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  SD42340  Mimetanthe pilosa Carl B. Wolf 1937-8-8 9078 Shasta Head of Sacramento Valley, 6 mi. N. Redding, bordering creekbed 244 Comment
  SEINET10570408  Mimulus W. D. Stevens 1985-4-25 Stevens 23580 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS28514  Mimulus breweri George W. Gillett 1957-7-1 630 -A Shasta summit Table Mtn.; Lassen Volcanic National Park 2011 Comment
  JEPS3323  Mimulus breweri George Gillett 1952-8-16 191 Shasta Lost Creek Lassen Volcanic National Park 1920 Comment
  RSA80081  Mimulus breweri F. W. Peirson 1932-7-13 10213 Shasta Thousand-Lake Basin 1951 Comment
  UC1034021  Mimulus guttatus Francis W. Pennell 1940-7-20 26207 Shasta just above Burney Falls (Route 89) 914 Comment
  UC1191885  Mimulus guttatus Malcolm A. Nobs, Calvin McMillan 1949-6-15 780 Shasta marsh at the junction of Pit River and Hat Creek (at Highway 299); Pit River, Hat Creek Comment
  JEPS128839  Mimulus kelloggii Julie Kierstead Nelson with Martin Lenz 2017-5-5 2017 003 B Shasta Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21. Comment
  UC1736260  Mimulus kelloggii Dean William Taylor 1988-5-4 9610 Shasta Roat to Pit no 6 Dam from Short Creek Cape Horn Creek; Pit River Drainage 670 Comment
  CDA41711  Mimulus kelloggii T. C. Fuller 1958-4-15 s.n. Shasta 1 mile north of Pit River Bridge, Highway 99 above Shasta Lake. 0 Comment
  SFV3384  Mimulus layneae I. L. Wiggins, D. B. Wiggins 1961-6-16 16533 Shasta Boundary Campground. 8.4 miles southeast of junction of Highways 89 and 299 on Highway 89. 990 Comment
  UCD122754  Mimulus layneae G. F. Hrusa; T. D. Wilfred 1996-6-11 13008 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer, and between USFS N99 and N91. 1386 Comment
  UCD93999  Mimulus layneae Dena Grossenbacher; Joel Smith 2008-6-24 892 Shasta Along Highway 36 about 1 mile east of Trinity County line. 1037 Comment
  UC1239064  Mimulus layneae Freed W. Hoffman 1948-7-12 2357 Shasta 22.8 mi e Montague; Little Shasta River Comment
  JEPS10499  Mimulus microphyllus Alice King May 1921 Shasta Anderson Comment
  UC1543765  Mimulus moniliformis Harold and Virginia Bailey 1948-8-25 2971 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS3318  Mimulus nanus var. jepsonii George Gillett 1952-8-26 229 Shasta se Lassen Peak (in Kings Creek campground area); Lassen Volcanic National Park 2225 Comment
  UC1516288  Mimulus nanus var. jepsonii Adele Lewis Grant 1938-8-15 Shasta Hat Creek Mt. Lassen Area Comment
  RSA395154  Mimulus nanus var. jepsonii Adele Lewis Grant 1938-8-15 s.n. Shasta Hat Creek in Mt Lassen area. Comment
  JEPS3325  Mimulus nanus var. mephiticus George Gillett 1952-7-8 59 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway No. 89) 1219 Comment
  JEPS78923  Mimulus primuloides subsp. linearifolius Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3735 Shasta 10 mi w Castella (along forest road w from Castella which ultimately goes as far as the Trinity River) 1249 Comment
  JEPS80698  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-9 5148 Shasta from King Creek meadow crossing, along Route 89, at western crossing, Lassen National Park Lassen National Park; , Route 89 Comment
  RSA0030871  Mimulus pulsiferae H. M. Hall 1993-4-30 13382 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca.1.5 mi SW of Castella). 853 Comment
  JEPS3328  Mimulus tilingii George Gillett 1952-8-12 184 Shasta 300 yards el along rivulets feeding into Upper Kings Creek Meadow Park Highway; Lassen Volcanic National Park 2255 Comment
  HSC20825  Mimulus torreyi R. Spellenberg 1964-6-18 475 Shasta 32 mi. E of Redding Comment
  RSA80074  Mimulus torreyi F. W. Peirson 1932-7-9 10293 Shasta Burney Spring. 1433 Comment
  UC1023712  Mimulus torreyi Francis W. Pennell 1940-6-7 25709 Shasta w Buckham Lodge (e of Burney, Route 299) 1097 Comment
  UC445198  Mimulus torreyi Milo S. Baker 1898-7-7 387 Shasta Steven's upper Clover Cr. Comment
  JEPS10514  Mimulus tricolor C. F. Rose 1935-5-20 76 Shasta Redding Comment
  CHSC110805  Minuartia californica Dean Wm. Taylor 2013-4-26 21344 Shasta 4 miles SW of Viola, via Rock Creek Road ca.3 road miles SW of Highway 44. 1249 Comment
  JEPS90751  Minuartia californica Dean W. Taylor 1991-3-14 11593 Shasta Wildcat Rd. 1.3 mi n Manton Road (ditch along road); Cascade Range 340 Comment
  CAS-BOT-BC388870  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  CHSC63560  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1994-5-6 6172 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.9 mi E of the trailhead at the Jones Valley Boat Ramp. 365 Comment
  JEPS90748  Minuartia douglasii Dean W. Taylor 1988-5-2 9598 Shasta on Dersch Rd. 0.2 mi downstream Twin Bridges ((Balls Ferry 7 1/2' quadrangle)); Sacramento Valley, Millville Plains, Dry Creek 140 Comment
  CAS-BOT-BC388864  Minuartia douglasii Margaret M. Hanna 1956-6-3 s.n. Shasta East of Hat Creek, Hiway 299, 71.2 mi. E. of Redding Comment
  POM260192  Minuartia douglasii C. L. Hitchcock 1940-5-23 6517 -a Shasta 5 miles E of Burney Falls. Comment
  HSC24113  Minuartia nuttallii subsp. gregaria J. O. Sawyer 1971-7-7 2412 Shasta S of Buckhorn Bally 1494 Comment
  UC1204757  Minuartia nuttallii subsp. gregaria H. M. Evans July 1922 Shasta Lassen Peak Mount Lassen National Park Comment
  UC726265  Mitella diversifolia A. A. Heller 1940-5-28 15685 a Shasta 2 mi e Hatchet Summit (on US Hwy 299) Comment
  POM312599  Mitella diversifolia H. L. Mason 1948-7-17 13593 Shasta Hatchet Mtn Comment
  CAS-BOT-BC433058  Mitella pentandra James Jokerst 1985-5-27 2380 Shasta Near Rock Creek. 943 Comment
  CAS-BOT-BC435105  Mollugo verticillata Alice Eastwood 1912-7-25 1443 Shasta Pitt River to Baird Comment
  CAS-BOT-BC435108  Mollugo verticillata Peter Rubtzoff 1980-8-18 9565 Shasta Shasta Lake. Mouth of the now dry Greens Creek (a tributary of the McCloud River part of the lake). Comment
  CAS-BOT-BC220056  Monardella breweri subsp. lanceolata Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles east of Redding Comment
  OBI77268  Monardella lanceolata Anthony Baniaga 2011-7-19 456 Shasta Lassen NF. Base of "Lost Crk Notch" of hat Crk rim. Murken Bench quad. T34N R5E sec 34 NW of SW 1190 Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  CAS-BOT-BC222120  Monardella odoratissima subsp. pallida Alice Eastwood 1912-7-24 1369 Shasta Castella Comment
  SFV18598  Monardella odoratissima subsp. pallida T. W. Nelson, J. P. Nelson 1987-7-6 8624 Shasta Cascade Range Just off Eskimo Hill Road, State Route 44. 1646 Comment
  CAS-BOT-BC222059  Monardella odoratissima subsp. pallida Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Shore of upper Twin Lake [Lakes], Lassen National Park 1993 Comment
  CHSC9254  Monardella sheltonii G. Strausbaugh 1970-7-19 136 Shasta 5 ft. above w side road bed on dirt road to Shasta Bally ca. 4.5 mi. e of summit. 411 Comment
  RSA32871  Monardella villosa A. A. Heller 1941-6-26 16238 Shasta About 1 mile north of Anderson along a gravely wash, near U.S. Highway 99 Comment
  UC1124601  Monardella villosa subsp. villosa P. L. Johannsen 1932-6-16 136 Shasta Bear Valley Redding Quadrangle 518 Comment
  UC157919  Monardella villosa subsp. villosa Milo S. Baker 1898-7-4 277 Shasta Stillwater Comment
  SBBG15639  Montia chamissoi D. Myrick 1961-6-23 347 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  JEPS75061  Muhlenbergia filiformis W. L. Jepson 1929-9-28 15300 Shasta near Manzanita Lake; Lassen Peak 1828 Comment
  RSA0015496  Muhlenbergia jonesii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1567391  Myosurus minimus G. Schoolcraft 1989-4-24 1859 Shasta Green Place Reservoir e of Timbered Crater; Susanville 1051 Comment
  CDA32893  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 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
  CAS-BOT-BC515990  Narthecium californicum Alice Eastwood 1923-5-28 11967 Shasta Near Sims Comment
  CAS-BOT-BC60327  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SJSU1541  Navarretia divaricata C. W. Sharsmith 1954-6-25 6214 Shasta Viola 1341 Comment
  UC856859  Navarretia divaricata Alice Eastwood Jun 29 1912-Jul 11 1912 790 Shasta Goose Valley Comment
  UC856865  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta ca 12 mi n Fall River Mills 1371 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
  CHSC118576  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. 1008 Comment
  JEPS100553  Navarretia intertexta subsp. intertexta Dean W. Taylor 1990-4-25 10689 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  JEPS69655  Navarretia leptalea subsp. leptalea W. L. Jepson 1940-7-3 20122 Shasta Cayton n of Burney Falls, Cayton 1005 Comment
  POM260475  Navarretia leucocephala subsp. minima C. L. Hitchcock 1940-5-27 6628 Shasta Near McArthur. Comment
  JEPS100690  Navarretia tagetina Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9783 Shasta Milleville Plains, 207 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
  JEPS70524  Navarretia viscidula Alice King 1921-1-1 Shasta Anderson Comment
  UCD48706  Navarretia viscidula W. Robert Powell 1981-6-10 2805 Shasta 7 mis. Ese Redding, end of Little Meadow Lane. Comment
  UC890878  Nemacladus capillaris Alice Eastwood 1912-6-27 624 Shasta Montgomery Creek Comment
  SEINET10464815  Nemacladus capillaris Alice Eastwood 1912-6-29 Eastwood 788 Shasta Comment
  JEPS1941  Nemophila pedunculata Mary Alice King April, 1921 Shasta Anderson Comment
  UC1573172  Nemophila pedunculata Dean W. Taylor 1988-3-24 9443 Shasta bed of Dry Creek Sacramento Valley, , Millville Plains (Millville Plains) 115 Comment
  CAS-BOT-BC140143  Neviusia cliftonii J. K. Nelson; Len Lindstrand III 2004-9-1 2004 -100 Shasta Stein Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 350 Comment
  CAS-BOT-BC65497  Neviusia cliftonii Julie Kierstead Nelson; Len Lindstrand III 2004-9-1 2004 -106 Shasta Keluche Creek, McCloud River Arm, Shasta Lake; ca 20 mi NE of Redding. 329 Comment
  CHSC65232  Neviusia cliftonii V. Parker; N. Hutchins 1993-5-18 24 -2 Shasta Shasta-Trinity National Forests. Shasta Lake Ranger District. Above and beside Low Pass creek, on jeep trail se of Chirp-chatter campground. Begins in limestone and continues ca. 0.5 mile until limestone runs out. 457 Comment
  CHSC65509  Neviusia cliftonii Maria Ulloa-Cruz 1995-4-17 97 Shasta Shasta-Trinity National Forests. Waters Gulch Trail, ca. 400 m from trailhead. 420 Comment
  HSC95067  Neviusia cliftonii J. O. Sawyer, Carl Skinner 2001-5-8 Shasta Along Low Pass Creek Comment
  OBI69678  Neviusia cliftonii James R. Shevock, Barbara Ertter 1992-6-13 12197 Shasta Along Shasta-Trinity NF Rd 27, 0.6 mi N of Squaw Crk ranger station, NW Shasta lake (24.4 mi from hwy 299 & ca. 25 airmi NNE of Redding) 366 Comment
  RSA603508  Neviusia cliftonii Robert Rhode 1994-4-30 106 Shasta Near McCloud River arm of Shasta Lake, just north of Ellery Creek Campground. 366 Comment
  RSA620406  Neviusia cliftonii James R. Shevock 1993-5-2 12203 Shasta Adj. to Little Cedar Creek off Hwy 299, just south of Shasta-Trinity National Forest. 549 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
  RSA0013778  Nuphar lutea subsp. polysepala James Buel 1957-6-29 125 Shasta Horseshoe Lake, Lassen Vol. NP [Lassen Volcanic National Park]. Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  SEINET8408408  Odontostomum hartwegii F. Callahan 1995-7-25 Shasta east of Oasis I-5 exit as indicated by red dot. on PROJECT CITY, CA Quad 7.5 1969. Comment
  JEPS84148  Orcuttia tenuis R. D. Stone 1986-7-20 767 Shasta 0.6 mi w Deschutes Road (2.5 mi due e of s end of main runway at Redding Municipal Airport); Central Valley, Stillwater Plains 150 Comment
  JEPS84356  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1987-6-9 9036 Shasta about 3.5 air mi nw Burney 944 Comment
  RSA134188  Orcuttia tenuis Beecher Crampton 1958-8-13 s.n. Shasta Northeast portion of Goose Valley, about 9 miles, by road, north of Burney 1067 Comment
  RSA134189  Orcuttia tenuis Beecher Crampton 1958-8-12 s.n. Shasta 5 miles north of Anderson Comment
  UCD37445  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta Shasta County, 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport. Comment
  SEINET10592191  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  SEINET10901933  Orcuttia tenuis Alice Eastwood 1912-1 Shasta Comment
  CAS-BOT-BC349982  Oreostemma alpigenum var. andersonii Hans Leschke 1960-8-10 1766 a Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  JEPS31993  Oreostemma alpigenum var. andersonii Chesnut and Drew Shasta Lassen Peak Comment
  UC154662  Orobanche bulbosa Rensselaer J. Smith 1904-6-1 Shasta Roberts, Mill Creek Mill Creek; Roberts, Mill Creek 731 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
  UCD123237  Orthocarpus cuspidatus subsp. cryptanthus D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at West Sulphur Creek to Mill Creek Falls. 2010 Comment
  RSA80327  Orthocarpus imbricatus F. W. Peirson 1932-7-11 10215 Shasta Thousand Lake Basin. The interlake region. 1951 Comment
  SD104409  Osmorhiza berteroi Reid Moran 1978-6-25 26086 Shasta West of Little Roaring Creek. 725 Comment
  POM82969  Osmorhiza berteroi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CDA13058  Osmorhiza chilensis G. F. Hrusa, T. D. Wilfred 1996-6-11 13006 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  UC1735932  Oxyria digyna Dean W. Taylor 1974-7-31 4692 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest, cliffs in cirque above Magee Lake 2545 Comment
  CAS-BOT-BC316864  Packera eurycephala var. eurycephala George Ledyard Stebbins; J. A. Jenkins 1937-7-16 2395 Shasta Saddle Mt. T 37, NR 4E West of Fall River Mills 1493 Comment
  CAS-BOT-BC316870  Packera eurycephala var. eurycephala A. Heller 1905-5-26 7871 Shasta Near Redding Comment
  UC1777710  Packera eurycephala var. eurycephala Vernal Pool Team 2001, Carol Witham and Jennifer Buck 2001-5-9 191 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. west on fire roads, Day road site, pool # DAY002 Comment
  UC53873  Packera eurycephala var. eurycephala H. M. Hall and E. B. Babcock 1903-6-1 4002 Shasta near Redding 152 Comment
  HSC71913  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5816 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  SBBG115899  Panicum acuminatum B. Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding Comment
  UCD88224  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3771 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  UCD88522  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of the old hotal at Castle Crag. Comment
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Jul 30 2015
  UCD88523  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  UCD37071  Panicum capillare Beecher Crampton 1956-8-20 3793 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  CAS-BOT-BC253690  Panicum capillare Lewis S. Rose 1945-9-2 45213 Shasta 1 mile SE of Doyles Corner 975 Comment
  RSA0049591  Panicum dichotomiflorum subsp. dichotomiflorum Dean Wm. Taylor 2013-9-6 21409 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89 915 Comment
  RSA115693  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Castle Crag Comment
  UC1131622  Panicum oligosanthes var. scribnerianum C. J. Kraebel 1934-5-5 11 Shasta Mouth of Squaw Creek; Redding Quadrangle Comment
  UCD32850  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7195 Shasta 1/4 mile E of hotel Castle Crag (now Berri Estate), 1/2 mile E of Castle Crag railroad siding. Comment
  UCD37060  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD89767  Panicum oligosanthes var. scribnerianum R. Tofsrud 1949-8-4 s.n. Shasta Hwy 99, 4 miles S of Shi-Lo-Ah Mineral Springs. Comment
  CAS-BOT-BC175541  Parnassia palustris Hans Leschke 1954-9-21 s.n. Shasta Horsetrail near Kings Creek Falls 2072 Comment
  CHSC84117  Paronychia ahartii Lowell Ahart; John Dittes 2003-5-12 10143 Shasta Pasture field, about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS90770  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9455 Shasta Millville Plains, bordered by Milleville Plains Road and Hwy 44 under PG&E Pit-Cottonwood high-voltage electrical transmission lines, Upper Sacramento Valley Millville Plains; Upper Sacramento Valley, Milleville Plains 185 Comment
  RSA518819  Paronychia ahartii Rimo C. Bacigalupi, Herbert, Lucille Mason 1958-4-23 6319 Shasta Along Hwy 44, 1 mile above and east of the jct. with Dersch Road (about 11 miles SE of Millville) 500 Comment
  JEPS83154  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta ca. 3 mi. w. of Pacific hwy. between Anderson and Redding (level plateau at top of mts. n. of Olinda, Happy Valley); Happy Valley Comment
  JEPS85620  Paspalum distichum Virginia E. Long 1931-6-11 87 a Shasta just n Anderson 131 Comment
  UCSB25421  Paxistima myrsinites McMinn, Howard 1941-5-3 Shasta Between McArthus and McCloud Comment
  UCSC000622  Pectocarya pusilla M. S. Baker 1900-4-30 s.n. Shasta near Stillwater Stillwater Comment
  UCD123327  Pedicularis densiflora R. V. Parke 1954-5-15 114 Shasta off- Highway 44, near Shingletown. 1219 Comment
  SEINET10641456 Image available Pedicularis densiflora John C. Fremont 1846-4-27 Fremont 358 Shasta [Upper Sacramento, Bear Creek] Fremont's Expedition to California,1845-7. Comment
  RSA646275  Pedicularis groenlandica James Buel 1957-8-8 216 Shasta Cameron Meadow, Lassen Nat'l Park. Comment
  HSC49773  Pellaea brachyptera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9837 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  UC1576744  Pellaea brachyptera Dean W. Taylor 1988-6-24 8994 Shasta summit of Grizzly Peak; Pit River Watershed, Big Bend 15'Quadrangle - 677B 1905 Comment
  CAS-BOT-BC69317  Pellaea brachyptera Lemmon 1988-9-1 s.n. Shasta Lassen Peak Comment
  UCD111688  Pellaea mucronata var. californica Christopher Mallek 2008-1 AC2- 37 Shasta Ash Creek. 876 Comment
  JEPS85817  Penstemon azureus Roy E. Buck 1989-10-4 1417 Shasta ca 0.1 air km nw Potem Falls (Canyon of Potem Creek, bank on e side of Road 27 (road from Fenders Flat up Potem Creek), 9 air km w of Montgomery Creek (town)); Canyon of Potem Creek, nw of Potem Falls 396 Comment
  RSA425612  Penstemon azureus Christopher Davidson 1973-5-22 2088 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  JEPS89293  Penstemon azureus var. azureus E. Dean 1988-7-13 125 Shasta just n jct. w/37N72Y (where power lines cross rd.) (on w side of rd. 38N10 going n to Red Mtn., Pacific Crest Tr.); Pacific Crest Tr on w side of rd Comment
  UC886818  Penstemon azureus var. azureus Alice Eastwood 1912-7-24 1365 Shasta Castella Comment
  CHSC60418  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2616 a Shasta Pumice flat northwest of Cresent Crater. 2194 Comment
  UC1543826  Penstemon deustus Harold and Virginia Bailey 1948-8-27 2846 Shasta Loop Rd about 3 mi e Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  RSA79874  Penstemon deustus subsp. heterander F. W. Peirson 1932-7-14 10218 Shasta South slope of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  NY591832  Penstemon deustus var. pedicellatus F. W. Pennell 1940-7-21 26217 Shasta Route 89, toward Lost Creek, Noble's Pass, Lassen National Park 1737.4 Comment
  UC1034015  Penstemon deustus var. pedicellatus Francis W. Pennell 1940-7-21 26217 Shasta toward Lost Creek Lassen National Park, Noble's Pass (Noble's Pass, Lassen National Park) 1737 Comment
  NY591823  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25714 Shasta Route 299, east of Burney 944.9 Comment
  JEPS100583  Penstemon deustus var. suffrutescens Dean W. Taylor 1993-6-16 13693 Shasta Platina Road, near Old Man Rock (ca. 5 air miles NE of junction with Highway 36) Comment
  CAS-BOT-BC465588  Penstemon filiformis Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -040 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon W of Interstate 5; ca 8 mi S of Castle Crags 557 Comment
  CAS-BOT-BC6787  Penstemon filiformis Amos Arthur Heller 1916-6-24 12442 Shasta Between Lamoine and Sims 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
  UCR88373  Penstemon filiformis Craig Martz 1981-7-24 11 Shasta c. 1.4 mi above I-5 on Little Slate Creek Road, west of Lamoine 610 Comment
  JEPS117880  Penstemon filiformis unknown 1976-6-29 Shasta Baker Pine Plantation 487 Comment
  SEINET10744643 Image available Penstemon filiformis A. Arthur Heller 1916-6-24 Heller 12442 Shasta Between Lamoine and Sims in the yellow pine and Quercus Garryana belt in open stony places along the highway grade. Comment
  UCD124181  Penstemon gracilentus Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CHSC54492  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-7-29 4776 Shasta East side of Hat Lake. 1950 Comment
  NY601597  Penstemon heterodoxus var. shastensis H. M. Hall 06 1903 4273 Shasta "Great Spring", Hat Creek, Sierra Nevada Mountains 1371.6 Comment
  RSA0094218  Penstemon heterodoxus var. shastensis Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31407 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  UCD84711  Penstemon heterodoxus var. shastensis Robert E. Preston 2009-7-7 2696 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1490 Comment
  HSC101644  Penstemon heterophyllus var. purdyi J. P. Smith 2010-6-25 12972 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 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
  UC1036301  Penstemon neotericus George W. Gillett 1952-8-4 147 Shasta on trail to Chaos Crags Lake 2 mi from Manzanita Lake (Lassen Volcanic National Park); , trail to Chaos Crags Lake 2011 Comment
  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
  POM43799  Penstemon neotericus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD124315  Penstemon newberryi Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 s.n. Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC239313  Penstemon newberryi var. berryi Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  LA28288  Penstemon newberryi var. berryi C. V. Piper; 1904-8-30 6392 Shasta Castella Comment
  NY627309  Penstemon newberryi var. newberryi W. W. Eggleston 1911-8-2 7491 Shasta Bee Lake, Headwaters of Hat Creek 2210 Comment
  UC1541526  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks June 1928 219 Shasta Drakesbad Lassen National Park, Drakesbad 1767 Comment
  RSA113327  Penstemon speciosus E. K. Balls, Lee W. Lenz 1956-6-19 21817 Shasta Hat Creek, 20.5 miles SE along State Hwy 89 from crossroads with Hwy 299, 976 Comment
  UC1238914  Penstemon speciosus Freed W. Hoffman 1946-6-7 923 Shasta Highway 299 between Burney Falls Park and Fall River Mills; btw Burney Falls Park and Fall River Mills Comment
  UCD147026  Pentagramma pallida Robert E. Preston 2012-5-5 2872 Shasta 1.4 mi E of Igo, along Cloverdale Trail, at Clear Creek overlook. 268 Comment
  CHSC4035  Pentagramma triangularis Sadie Gualtieri 1967-3-26 Shasta Highway 44 to Lassen Park, at Bear Creek, 15 miles out of Redding, E.; on N. slope, W end of bridge. Comment
  HSC49778  Pentagramma triangularis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9836 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 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
  CHSC93201  Pentagramma triangularis subsp. triangularis R. Fischer 2005-4-15 639 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected at the western edge of Ya-She Pond. 1010 Comment
  JEPS28597  Perideridia bolanderi subsp. bolanderi George W. Gillett 1957-7-13 762 Shasta talus below Sifford Lakes (along direct route to the Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  UC1024384  Perideridia bolanderi subsp. bolanderi George W. Gillett 1952-8-10 165 Shasta Lassen Peak Hwy 1.5 mi below Emerald Lake; Lassen Volcanic National Park 2346 Comment
  JEPS100739  Perideridia lemmonii Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5413 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2499 Comment
  UC1543731  Perideridia parishii subsp. latifolia Harold and Virginia Bailey 1948-8-25 2985 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC413631  Persicaria amphibia Milo S. Baker 1947-8-13 11988 Shasta In Summit Lake, Mt. Lassen Nat. Park 2042 Comment
  CAS-BOT-BC419161  Persicaria maculosa Lewis S. Rose 1945-9-5 45257 Shasta Hat Creek 1036 Comment
  HSC46447  Petrorhagia dubia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9719 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC909965  Phacelia C. L. Hitchcock 1940-5-24 6552 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  CAS-BOT-BC465589  Phacelia corymbosa Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -042 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon W of Interstate 5; ca 8 mi S of Castle Crags 557 Comment
  JEPS128445  Phacelia corymbosa Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -041 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon west of Interstate 5; ca. 8 miles south of Castle Crags. Comment
  HSC84180  Phacelia egena J. P. Smith, Thomas W. Nelson 1982-5-15 10437 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  RSA428257  Phacelia egena Mark Flippo 1978-5-13 50 Shasta Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  UC1047034  Phacelia egena R. Bacigalupi and L. R. Heckard 1952-6-19 314 Shasta along US Hwy 299 about 3 mi sw Fall River Mills (above river); Pit River Comment
  HSC49118  Phacelia egena J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9710 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC1543821  Phacelia hastata subsp. compacta Harold and Virginia Bailey 1948-8-27 2861 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CDA13055  Phacelia heterophylla var. virgata G. F. Hrusa, T. D. Wilfred 1996-6-11 13003 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  UC881171  Phacelia linearis C. L. Hitchcock 1940-5-25 6587 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  SBBG11366  Phacelia mutabilis H. and M. Dearing 1938-6-27 2159 Shasta Subway Cave 1524 Comment
  UC1051798  Phacelia mutabilis L. R. Heckard 1952-6-19 315 Shasta just w Viola (along roadside) 1341 Comment
  UC1543819  Phacelia mutabilis Harold and Virginia Bailey 1948-8-27 2843 Shasta Loop Rd about 3 mi e Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  UC73686 Image available Phacelia mutabilis Milo S. Baker 1898-7-10 344 Shasta Stalker's; ; Stalker's, Shasta Co. Comment
  CAS-BOT-BC419726  Phacelia procera Julie Kierstead Nelson; Martin Lenz 2014-6-3 2014 -066 Shasta Van Sicklin Road, Forest Road 37N48, 4 miles south of McCloud Dam. 1432 Comment
  UC726934  Phacelia procera A. A. Heller 1928-7-24 14692 Shasta Butte Meadows Comment
  JEPS91364  Phacelia purpusii Dean Wm. Taylor with Glenn Clifton 1990-6-11 10858 Shasta Tamarack Road (Whitmore to Burney), just west of summit in low divide between Miller Mountain and Cutter Butte. Along rifhg-fo-way of Pacific Gas Pipeline 1463 Comment
  HSC49133  Phacelia tanacetifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9806 Shasta Along Beegum Gorge near Zachary Gulch Comment
  JEPS91089  Phacelia thermalis Dean Wm. Taylor with Glenn Clifton 1991-6-10 11904 Shasta on w margin of large clay playa 1 mi ne of Warner Grade Reservoir (Pit River Watershed, Soldier Creek); Pit River Watershed, Soldier Creek 1106 Comment
  CHSC63575  Phacelia vallicola Vernon H. Oswald 1994-5-12 6207 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, at the first stream entering the lake ca. 1.3 mi E of Sugarloaf Creek Bridge. 326 Comment
  JEPS74041  Phalaris paradoxa Virginia E. Long 1931-5-11 63 a Shasta Anderson Comment
  CAS-BOT-BC77393  Philadelphus lewisii James R. Shevock 1996-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just south of Shasta-Trinity National Forest 548 Comment
  CHSC9461  Philadelphus lewisii G. Strasbaugh 1970-5-30 97 Shasta Third cove nw Brandy Creek Swimming Area amid pile of boulders 30 ft. w of lake edge. 370 Comment
  UC1193220  Philadelphus lewisii K. Cuff and L. H. Smith 1949-8-2 Shasta 6 mi ne Platina 609 Comment
  CAS-BOT-BC77397  Philadelphus lewisii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC253536  Phleum alpinum Hans Leschke 1958-8-16 1547 Shasta Grassy Swales, Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  JEPS91162  Phlox speciosa subsp. occidentalis Dean Wm. Taylor with Glenn L. Clifton 1991-6-12 11905 Shasta Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  CAS-BOT-BC135031  Phoradendron bolleanum W. R. Dudley 1899-8-19 s.n. Shasta W of Shasta P. O. near Clear Cr. Comment
  JEPS42582  Phoradendron villosum J. W. Blankinship 1909-10-26 5 Shasta Corain Comment
Read comments
Mar 22 2013
  HSC41161  Phyllodoce breweri Thomas W. Nelson, Jane P. Nelson 1976-8-1 3109 Shasta Lassen Volcanic National Park, King's Creek campground Comment
  JEPS66658  Phyllodoce breweri W. L. Jepson 1929-9-28 15317 Shasta nw slope of Lassen Peak above camp Lassen Peak 2438 Comment
  RSA31689  Phyllodoce breweri A. A. Heller 1941-8-11 16287 Shasta King Creek Meadow camp ground, Lassen Volcanic National Park. Comment
  RSA79088  Phyllodoce breweri E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-14 18202 Shasta E. of Summit Pass on Mt. Lassen Peak, Hwy 89. 2287 Comment
  UC481601  Phyllodoce breweri H. F. Copeland 1931-8-9 Shasta Mount Lassen Comment
  CAS-BOT-BC60756  Physaria occidentalis George W. Gillett 1953-8-27 354 Shasta Lassen Volcanic National Park. Summit are of Lassen Peak. Southeast ridge near trail. 2941 Comment
  JEPS87692  Physocarpus capitatus Vernon H. Oswald and Lowell Ahart 1994-4-27 6140 Shasta w side of McCloud River Arm of Shasta Lake (Bailey Cove Trail, ca 2.06 mi clockwise from trailhead); w side of McCloud River Arm Shasta Lake, Bailey Cove Trail 335 Comment
  CAS-BOT-BC142152  Physocarpus capitatus James R. Shevock; Barbara Ertter 1992-6-13 12195 Shasta Potem Creek, along forest highway 27, tributary to Pit River Arm of Shasta Lake, Shata-Trinity National Forest 365 Comment
  CAS-BOT-BC73432  Picea engelmannii Carl B. Wolf 1930-10-17 1005 Shasta Very moist slope and creek bottom along Clark Creek. 1371 Comment
  CDA28823  Pinus albicaulis S. M. Blank, M. Hauser 2007-6-17 32 Shasta Mt. Shasta State Park, The Gate. Comment
  UC1061695  Pinus albicaulis George W. Gillett 1952-8-16 247 Shasta Lassen Peak Lassen Volcanic National Park (summit area, se shoulder) 2804 Comment
  UC501356  Pinus albicaulis Mrs. H. P. Bracelin 1932-7-24 693 Shasta beside trail up Lassen Peak Mt. Lassen Volcanic National Park, Lassen Peak (in volcanic soil on steep slope) 2895 Comment
  JEPS46828  Pinus jeffreyi George W. Gillett 1957-9-11 1134 Shasta n w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  UC1219747  Pinus jeffreyi Paul F. Graves 1938-9-1 8469 Shasta Mt. Lassen Comment
  UCR190507  Pinus jeffreyi George W. Gillett 1957-9-11 1134 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  JEPS46825  Pinus lambertiana George W. Gillett 1957-9-11 1135 Shasta near w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  UC1362004  Pinus lambertiana W. D. Hagenstein Sep 15 1938-Oct 16 1938 8493 Shasta Lassen National Forest 1371 Comment
Read comments
Nov 14 2007
  RSA0088654  Pinus monticola Bonnie C. Templeton 1968-6-11 11327 Shasta Near Sulphur Works, on road to Mt. Lassen. 2316 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
  UC767614  Piperia transversa Robert F. Hoover 1936-5-22 1207 Shasta 5 mi e Redding Comment
  UC1543736  Plagiobothrys Harold and Virginia Bailey 1948-8-27 2868 a Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC228032  Plagiobothrys Milo S. Baker 1949-5-1 12098 Shasta Highway 99 ca 3 miles N of Redding Comment
  JEPS121717  Plagiobothrys 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
  UC762835  Plagiobothrys austiniae R. F. Hoover 1937-3-19 2267 Shasta 5 mi e Redding Comment
  UCD80150  Plagiobothrys glyptocarpus CNPS SN Foothill Team 2006-5-9 SNFN 0364 c Shasta Shasta Land Trust Easement, Hathaway Ranch, located in the Swede Creek Plains. 262 Comment
  RSA128487  Plagiobothrys glyptocarpus Robert F. Hoover 1937-5-19 2273 Shasta Four miles east of Redding Comment
  SBBG28852  Plagiobothrys glyptocarpus C. L. Hitchcock 1940-5-23 6522 Shasta 5 mi E of Burney Falls Comment
  SEINET15345798  Plagiobothrys glyptocarpus var. glyptocarpus D. W. Taylor 2006-8-9 19601 Shasta Arthur Lake (21 km SSW of Burney), west base of Clover Mountain 1433 Comment
  JEPS28517  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Table Mt. Lassen Volcanic National Park (summit) 2011 Comment
  JEPS90091  Plagiobothrys hispidulus Carol Witham 1993-6-23 518 Shasta 300 meters n. of w. end of Brown Rd. Fall R. Valley (near crossing of PG & E gas pipeline); Pit R. watershed, Dana 7 1/2 Quad. 1990 ed. 1097 Comment
  SEINET5732075 Image available Plagiobothrys nothofulvus J. Maze 1971-1 804 Shasta Junction Hwy 44 and Anderston Rd. Comment
  UCD80172  Plagiobothrys shastensis CNPS SN Foothill Team 2006-5-8 SNFN 0363 c Shasta Shasta Land Trust Easement, located on the Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  HSC95565  Plagiobothrys stipitatus var. micranthus L. Ahart 2003-5-12 10141 Shasta 0.25 mi. S of the Coleman Canal, 2.8 mi. WSW of Darah Springs State Fish Hatchery, 12 mi. ENE of Cottonwood 265 Comment
  CHSC110804  Plagiobothrys tenellus Dean Wm. Taylor; Cajun James 2013-4-26 21343 Shasta Cascade Ranges. 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  HSC103530  Plagiobothrys tenellus Thomas W. Nelson, Jane Nelson 1982-5-15 6875 Shasta Along Lewiston Turnpike, 2.8 mi. from junction with State Route 299 610 Comment
  HSC48493  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9678 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC49040  Plagiobothrys tenellus Patricia Shesgreen 1978-5-13 79 Shasta Basin Gulch Campground Comment
  CAS-BOT-BC290  Plagiobothrys tener Alice Eastwood 1912-6-29 718 Shasta Goose Valley Comment
  UC725607  Plagiobothrys tener var. tener A. A. Heller 1941-5-30 16157 Shasta 3 mi ne Redding (on the plateau above the Sacramento River) Comment
  UC881356  Plagiobothrys tener var. tener Lewis S. Rose 1940-6-10 40485 Shasta 8 mi w Burney (Hatchet Mountain); Hatchet Mountain 1310 Comment
  UCD14427  Plantago lanceolata R. M. Rhode 1984-5-26 s.n. Shasta Shasta County; along Salt Creek Road and Interstate 5; 373 Comment
  UC141563  Plantago virginica A. A. Heller 1905-5-30 7896 Shasta near Redding Comment
  POM107724  Platanthera sparsiflora Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC94032  Plectritis ciliosa A. Skelly, G. McCabe, B. Bletcher 1996-4-20 28 Shasta 4 mi. W of Shasta-Tehama border off Hwy. 36, 0.4 mi. down Rte. A-16 towards Redding. 701 Comment
  HSC100060  Poa bulbosa J. P. Smith, & J. O. Sawyer 2010-5-8 12859 Shasta Roadside W of Wildwood 958 Comment
  HSC10645  Poa bulbosa R. S. White 1965-5-14 55 Shasta 25 mi. E of Redding on Hwy. 299 Comment
  UCR206923  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14960 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  UCR132249  Poa compressa Beecher Crampton 1954-7-9 2201 Shasta Shasta National Forest, 1.8 miles west of Burney, along Hwy. US-299 1006 Comment
  JEPS101870  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5446 Shasta vicinity of Magee Peak; Lassen National Forest, Thousand lakes Wilderness 2499 Comment
  CDA37186  Poa pratensis CDFA Staff 2004-5-27 s.n. Shasta East of Pitville. 0 Comment
  CHSC101065  Poa pratensis subsp. pratensis John Dittes 2008-5-20 1516 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  UC1543786  Poa pratensis subsp. pratensis Harold and Virginia Bailey 1948-8-27 2911 Shasta near crossing of Badger Flat Rd Hat Creek; Lassen Volcanic Nat'l Park 1920 Comment
  JEPS126505  Poa secunda Alejandro Brambila, Michael Dolan 2016-7-11 CA 320 -158 Shasta Cold Springs road at Dorsey Butte. Comment
  CAS-BOT-BC243198  Poa secunda subsp. secunda James Jokerst 1985-5-27 2372 Shasta Near Rock Creek 943 Comment
  CAS-BOT-BC243199  Poa secunda subsp. secunda David D. Keck 1944-7-10 5463 Shasta 5 miles E of Buckthorn Summit on road to Redding 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
  UC790997  Poa wheeleri A. A. Beetle 1941-6-30 2848 Shasta banks of Hat Creek Hat Creek; Lassen Nat'l Forest 1219 Comment
  UCD91992  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-11 13021 Shasta Lassen National Forest. E side of Hwy 89, approx. 1/2 mile north of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  SEINET8274233  Podagrostis thurberiana W. M. Bridge Cooke 1938-7-29 11427 Shasta Wagon Camp; Mount Shasta. 1737 Comment
  RSA530025  Pogogyne serpylloides D. W. Taylor, Glenn Clifton 1991-6-10 11903 Shasta Soldier Creek, 1 mile NE of Warner Grade Reservior. 1107 Comment
  JEPS62477  Pogogyne zizyphoroides Alice King May 1921 Shasta Anderson Comment
  HSC97373  Polanisia dodecandra subsp. trachysperma J. P. Smith, J. O. Sawyer 2007-9-1 12410 Shasta Clear Creek Rd., W of its jct. with Hwy. 273 171 Comment
  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
  SEINET4335514 Image available Polemonium pulcherrimum George W. Gillett 1953-7-16 278 Shasta Summit area of Lassen Peak 2896 Comment
  SEINET11181719 Image available Polygala cornuta A. A. Heller 1905-5-31 7915 Shasta Near Middle Creek Station Comment
  UCD109714  Polygala cornuta Susan Mazer 1982-7-29 s.n. Shasta Castle Crags. Comment
  CAS-BOT-BC170308  Polygala cornuta var. cornuta Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC170309  Polygala cornuta var. cornuta Barrett Anderson 1986-7-9 3118 Shasta Clark Creek Rd just W of Hwy 89. 975 Comment
  JEPS91066  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 11128 Shasta Northern Sacramento Valley, Shingle Creek, Highway 44 1 mi s along right of way of Pacific Gas Pipeline Shingle Creek; Northern Sacramento Valley, Shingle Creek 673 Comment
  UC479205  Polygonum bolanderi Marcus E. Jones, A. M. 1931-7-16 28871 Shasta Pitt River Bridge Comment
  CAS-BOT-BC414352  Polygonum californicum Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek 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
  UC1036201  Polygonum davisiae George W. Gillett 1953-8-6 310 Shasta Lassen Peak Lassen Volcanic National Park (summit area) 2865 Comment
  UC1543748  Polygonum davisiae Harold and Virginia Bailey 1948-8-27 2935 Shasta Upper Kings Creek Meadow Lassen Volcanic National Park 2225 Comment
  UC850083  Polygonum davisiae E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park 3048 Comment
  RSA65869  Polygonum douglasii F. W. Peirson 1932-7-9 10284 Shasta Below Burney Spring 1433 Comment
  CAS-BOT-BC414578  Polygonum douglasii C. R. Quick 1953-8-2 53 -85 Shasta NE. of Montgomery Creek Comment
  UC1543751  Polygonum douglasii subsp. douglasii Harold and Virginia Bailey 1948-8-27 2879 Shasta Badger Flat Lassen Volcanic National Park Comment
  UC850366  Polygonum douglasii subsp. douglasii E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC1735922  Polygonum douglasii subsp. majus Dean W. Taylor 1991-6-12 11906 Shasta Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  UC204585  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1914-8-25 11695 Shasta on Pacific Hwy 15 mi s Delta Comment
  CHSC59097  Polygonum minimum Vernon H. Oswald 1992-8-31 5196 Shasta Lassen Volcanic National Park. Slopes along the East Branch of Sulphur Creek above Little Hot Springs Valley, on the W side of Lassen Hwy. 2438 Comment
  UC485768  Polygonum minimum H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake; Mt. Lassen 1981 Comment
  RSA65858  Polygonum minimum F. W. Peirson 1932-7-14 10138 Shasta Thousand Lake Basin. 1951 Comment
  OBI10887  Polygonum parryi Robert F. Hoover 1968-5-28 11120 Shasta Clough Crk at Old Alturas Rd Comment
  CHSC55801  Polygonum polygaloides subsp. confertiflorum Vernon H. Oswald 1991-9-1 4859 Shasta Pond on Table Mtn, ca. 1.3 miles (air) north-northeast of Manzanita Lake Entrance Station in Lassen Park, ca. 0.25 miles southeast of the microwave site on the mountain, just west of the boundary of Lassen Park. 2019 Comment
  UC127343  Polygonum polygaloides subsp. confertiflorum H. M. Hall and E. B. Babcock June, 1903 4165 Shasta near Bear Creek (ne Shasta Co.); Sierra Nevada Mountains 1280 Comment
  CAS-BOT-BC419913  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Lassen Volcanic National Park. Badget Flat 1905 Comment
  UC1543745  Polygonum polygaloides subsp. kelloggii Harold and Virginia Bailey 1948-8-27 2877 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UC1561049  Polygonum polygaloides subsp. kelloggii Dean W. Taylor 1974-6-13 3704 Shasta Hwy 89 at crossing of Pit River; Cascade Mountains, Lake Briton 914 Comment
  POM312536  Polygonum sawatchense subsp. oblivium H. L. Mason 1947-7-9 13288 Shasta Hwy 299, just E of Hatchet creek summit. 1220 Comment
  CAS-BOT-BC109277  Polygonum shastense Alice Eastwood 1912-8-22 1856 Shasta Lassen Butte. Comment
  RSA303942  Polygonum shastense James R. Shevock 1972-7-24 2201 Shasta Lassen Peak; Lassen Park. 2896 Comment
  UC1543749  Polygonum shastense Harold and Virginia Bailey 1948-8-27 2945 Shasta Lassen Peak trail Lassen Volcanic National Park 2590 Comment
  UCD100903  Polygonum shastense D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 2600 Comment
  SBBG1709  Polygonum spergulariiforme H. and M. Dearing 1938-6-30 2220 Shasta rd to Susanville 25 mi S of Burney Comment
  JEPS104930  Polypodium calirhiza Dean W. Taylor 1993-6-2 13550 Shasta Damnation Creek; on about 1 mi E of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 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
  HSC75063  Polystichum imbricans J. P. Smith, Thomas W. Nelson 1978-7-23 10067 Shasta Klamath National Forest, Bully Choop Rd., 6.9 mi. from its junction with County Rd. A16 1524 Comment
  CAS-BOT-BC76721  Polystichum lemmonii Charles Edward Faxon 1878-7-12 s.n. Shasta Near Mt. Shasta Comment
  CAS-BOT-BC72497  Polystichum scopulinum Hans Leschke 1959-8-8 1636 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  CAS-BOT-BC102991  Populus trichocarpa Hans Leschke 1960-8-8 1723 Shasta Hat Lake 1969 Comment
  SJSU508  Populus trichocarpa G. Witherspoon 1940-6-27 Shasta Reflection L, Lassen Volcanic National Park 1828 Comment
  SEINET10460754  Porterella carnosula Gillett 1955-7-31 GILLETT 438 Shasta Margins of vernal pools near summit of Table Mountain, near Manzanita Lake, Lassen Volcanic National Park 2027 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  RSA768464  Potamogeton crispus Justin M. Wood 2010-9-2 2574 -A Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  UC1099861  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1018 Shasta junction of Pit River and Hat Creek (Hwy 299) Comment
  RSA768283  Potamogeton nodosus Justin M. Wood 2010-9-1 2514 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CHSC96249  Potamogeton pectinatus R. Fischer 2006-7-22 863 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the shallow waters of Horr Pond. 1007 Comment
  UCD149952  Potamogeton praelongus William Anderson 1964-9-19 s.n. Shasta Manzanita Lake. Comment
  UC1100095  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-8-29 8362 Shasta about 7 mi sw of Fall River Mills (Hat Creek by Bridge 6-66, Hwy 299); Hat Creek Comment
  CHSC58037  Potentilla drummondii Vernon H. Oswald 1992-6-1 4963 Shasta Lassen Volcanic National Park. Meadow at the W end of the S arm of Horseshoe Lake. 1996 Comment
  UC1391901  Potentilla flabellifolia Richard McP. Brown 1956-8-16 Shasta Kings Creek Meadows, central portion Lassen Volcanic National Park (Lassen Volcanic National Park) Comment
  CAS-BOT-BC141668  Potentilla flabellifolia Alice Eastwood 1912-8-22 1859 Shasta Lassen Butte meadows Comment
  CAS-BOT-BC141669  Potentilla flabellifolia Paul F. Covel 1937-7-18 798 Shasta King's Creek Camp, Mt. Lassen Nat park Comment
  UCD113756  Potentilla flabellifolia J. M. Tucker 1951-8-3 2218 Shasta Near edge of Terrace Lake, Lassen Volcanic National Park. Comment
  RSA85688  Potentilla fruticosa F. W. Peirson 1932-7-13 10172 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  CHSC63583  Potentilla glandulosa subsp. reflexa Vernon H. Oswald; Lowell Ahart 1994-5-12 6197 Shasta Sugarloaf Creek Trail ca. 1.0 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 411 Comment
  CAS-BOT-BC541003  Potentilla gracilis var. fastigiata Alice Eastwood 1912-6-29 852 Shasta Goose Valley Comment
  UC561049  Potentilla gracilis var. fastigiata Foster 1894-7-5 Shasta Upper Sacramento River Comment
  SBBG15641  Potentilla millefolia D. Myrick 1961-6-23 344 Shasta Badger Flat, Hat Crk Rd, Mt Lassen Nat Park 1828 Comment
  UC1036306  Potentilla millefolia George W. Gillett 1952-8-21 212 Shasta along State Highway 89 ne of Lassen Volcanic National Park 6.5 mi n Manzanita Lake Checking Station; ne of Lassen Volcanic National Park, Lassen Natl Forest 1463 Comment
  JEPS125917  Potentilla recta D. W. Taylor 1995-7-2 15209 Shasta Shasta-Trinity National Forest. Goose Valley, ca 4 air miles NW of Burney, western margin of the valley. Comment
  SEINET10870025  Prunella vulgaris Patricia L. Kenney 1973-6-4 Kenney 399 Shasta Pollard flat campground in klamath natl forest off i-5, 21.6 mi s of dunsmuir 457 Comment
  RSA768462  Prunella vulgaris var. lanceolata Justin M. Wood 2010-9-2 2572 Shasta [Round Mountain:] Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  JEPS117848  Prunus emarginata Julie Kierstead Nelson 2006-6-16 2006 -28 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  CHSC99269  Prunus subcordata Lowell Ahart; John Dittes 2008-6-19 14843 Shasta About 5 yards east of the Pit River, near the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CAS-BOT-BC156396  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta [Pitt] Pit River bridge Comment
  CHSC99265  Prunus virginiana var. demissa Lowell Ahart; John Dittes 2008-6-19 14844 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
  HSC85748  Prunus virginiana var. demissa J. P. Smith, J. O. Sawyer 1982-5-8 10380 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  SBBG27197  Prunus virginiana var. demissa C. L. Hitchcock 1940-5-25 6585 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills 1341 Comment
  UC73072  Prunus virginiana var. demissa Misses Jones and Alexander 1902-7-14 Shasta 3 mi above; Kelley's Comment
  UCD91497  Pseudoroegneria spicata Alan A. Beetle 1945-5-20 3991 Shasta West of Burney. Comment
  CHSC80  Pseudotsuga menziesii var. menziesii K. McKenzie 1928-3-18 Shasta Hatchet Creek Mountain. 1371 Comment
  JEPS48297  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River Comment
  CHSC68713  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald 1997-5-20 8472 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  UC829356  Psilocarphus brevissimus var. brevissimus C. L. Hitchcock 1940-5-17 6462 Shasta 3 mi e Redding 152 Comment
  SEINET7062916  Psilocarphus brevissimus var. multiflorus 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
  CAS-BOT-BC361852  Psilocarphus oregonus Alice Eastwood 1912-6-27 640 Shasta Montgomery Creek Comment
  CAS-BOT-BC146417  Ptelea crenulata L. E. Smith 1913-5-28 304 Shasta Pitt River Comment
  CAS-BOT-BC72607  Pteridium aquilinum John Thomas Howell 1960-8-22 36386 Shasta Anklin Meadows 1889 Comment
  HSC41152  Pterospora andromedea Thomas W. Nelson, Jane P. Nelson 1976-8-2 3101 Shasta Along S side of Hwy. 44. 7.2 mi. E of Shingletown, CA. Comment
  SEINET6065401  Pterospora andromedea Kenneth Heil, Heil, Kenneth 2014-7-16 35233 Shasta Lassen National Forest. Ca .34 air miles southwest of Battle Creek Reservoir. Near junction of 32N18 and 32N17. Comment
  UC1559673  Pteryxia terebinthina var. californica Gary Schoolcraft 1988-5-4 1796 Shasta Little Hot Springs Valley 2.5 mi S of Day. 1036 Comment
  CAS-BOT-BC147884  Purshia tridentata var. tridentata John Thomas Howell 1960-8-23 36430 Shasta Chaos Jumbles Comment
  CDA13061  Purshia tridentata var. tridentata G. F. Hrusa, T. D. Wilfred 1996-6-1 12989 Shasta Lassen National Forest; NW side of Hwy 44, 1 m. SW of USFS N12 to Twin Bridges. S Comment
  CHSC96186  Purshia tridentata var. tridentata R. Fischer 2006-5-11 901 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected from open juniper woodlands near the southern end of the Spattercone Trail loop. 1036 Comment
  JEPS128716  Purshia tridentata var. tridentata Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21413 Shasta 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
  POM90538  Purshia tridentata var. tridentata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC105144  Pyracantha fortuneana Peter F. Zika; Julie Nelson 2007-6-3 23004 Shasta Nelson residence, near East Valley Creek, tributary of Stillwater Creek, near Encanto Way, 10 air km NE of Redding 200 Comment
  RSA0084297  Pyrola aphylla Diana Jolles 2005-7-14 112 A Shasta Tamarack Rd. west of Burney (south along the west side of Burney Mt.), about 3.5 miles from the junction of Tamarak Road and route 299. 1207 Comment
  RSA0082799  Pyrola aphylla Marion Ownbey, Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile south of Viola. Comment
  HSC75068  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-23 10062 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  CAS-BOT-BC462791  Pyrola dentata Alice Eastwood 1912-7-12 1039 Shasta Burney Butte Comment
  UC21704  Pyrola picta Milo S. Baker 1893-6 Shasta Shasta County Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  UCD47006  Quercus X morehus Frank T. Callahan II 1983-11-19 s.n. Shasta California, Shasta County: Gibson, 1/4 mile south of Highland Lakes Road, under power transmission lines, land owned by southern Pacific Railroad. 609 Comment
  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
  RSA67254  Quercus douglasii P. A. Munz 1951-9-15 16992 Shasta 12 miles west of Redding. 610 Comment
  CAS-BOT-BC94624  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-BC94628  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta Along stage road SW of Burney Valley Comment
  CAS-BOT-BC94640  Quercus garryana Alice Eastwood 1912-7-2 811 Shasta Burney Falls Comment
  JEPS111039  Quercus garryana J. K. Nelson 2001-5-3 2001 -4 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  UCR3806  Quercus garryana Frank C. Vasek 1964-8-7 640807- 11 Shasta Calif. Hwy 89, 13 mi SSW of the entrance to McArthur-Burney Falls State Park Comment
  CAS-BOT-BC62741  Quercus garryana var. breweri Alice Eastwood 1912-7-24 1397 Shasta Castella 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-BC62750  Quercus garryana var. breweri John Thomas Howell 1969-8-7 45887 Shasta Near Shingletown Comment
  UC527567  Quercus garryana var. breweri C. B. Wolf 1931-9-1 Shasta 28 mi n Redding (along the Pacific Highway) 609 Comment
  POM188380  Quercus garryana var. garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC105426  Quercus kelloggii William A. Dayton 1913-8-25 550 Shasta Screwdriver Creek, Summit Lake Range 1554 Comment
  CHSC110543  Quercus lobata Julie Kierstead Nelson 2012-5-1 2012 -011 Shasta 5 mi. N of Shasta College, NE of Reddinga; floodplain of unnamed tributary of Stillwater Creek; 198 Comment
  UCD56636  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  POM106387  Quercus vacciniifolia Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1135855  Quercus wislizeni R. W. Lundh 1932-11-17 175 Shasta French Gulch Weaverville Quad. 609 Comment
  UC5694  Quercus wislizeni M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  JEPS28810  Raillardella argentea George W. Gillett 1958-6-30 1155 Shasta w and n of Crescent Crater; Lassen Volcanic National Park 2362 Comment
  RSA502384  Raillardiopsis scabrida D. W. Taylor, Jane Buck 1988-8-8 10029 Shasta Red Mountain: (680A] 1738 Comment
  SEINET10536219  Ranunculus W. D. Stevens 1985-4-25 Stevens 23560 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC54281  Ranunculus alismifolius var. alismellus H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4307 Shasta Mill Creek Canyon Mount Lassen 2438 Comment
  JEPS55080  Ranunculus alismifolius var. alismifolius W. L. Jepson 1910-6-8 4091 Shasta Lassen Peak; lower slopes 2164 Comment
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Apr 26 2009
  RSA0049754  Ranunculus alismifolius var. alismifolius Dean Wm. Taylor 2013-4-25 21336 Shasta Bunchgrass Valley 1590 Comment
  RSA0037119  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, vicinity of Old Station, near Mountain House Road, along California Scenic Highway 89/44. Comment
  UC54283  Ranunculus aquatilis var. capillaceus H. M. Hall and E. B. Babcock June, 1903 4268 Shasta Hat Creek Sierra Nevada Mountains (e Shasta Co.) 1341 Comment
  SEINET3450727  Ranunculus arvensis Lowell Ahart, John Dittes 2003-5-22 10212 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 1/8 miles south of the Coleman Canal, about 250 yards northeast of the barn, north side of poor dirt road 250 Comment
  UC726268  Ranunculus canus A. A. Heller 1940-5-1 15568 Shasta on plateau about 3 mi ne Redding (type collected a few mi w of this station) 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
  UCD96816  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10485 Shasta under power lines just N of Big Bend. Comment
  CHSC118546  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21412 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
  HSC48509  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9690 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC49826  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9817 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  POM99229  Ranunculus orthorhynchus Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS28451  Ranunculus orthorhynchus var. orthorhynchus George W. Gillett 1957-8-20 1117 Shasta Brokeoff Meadows Lassen Volcanic National Park, Bailey Creek (margin of creek, near cabin area) 1889 Comment
  SEINET11526679  Raphanus sativus K. Terrell 1960-4-16 s.n. Shasta Redding. 366 Comment
  RSA3384  Rhamnus californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 mile S of Flume Creek). 610 Comment
  JEPS41959  Rhamnus rubra W. L. Jepson 1914-8-11 5774 Shasta ne of Upper Falls River Valley (ne Shasta County) 1036 Comment
  UC1583972  Rhamnus rubra G. Schoolcraft 1990-7-31 2118 Shasta se of Popcorn Cave (along main road) 1219 Comment
  UC64243  Rhamnus rubra H. M. Hall and E. B. Babcock Jun 1903 4228 Shasta ne Shasta County Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC56584  Rhododendron columbianum M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC73544  Rhododendron occidentale Misses Jones and Alexander 1902-6-24 Shasta Spring Camp Comment
  CAS-BOT-BC168120  Rhus aromatica Mrs. D. B. McAllister 1918-4-29 45 Shasta Ydalpom Comment
  CAS-BOT-BC200667  Rhus aromatica Alice Eastwood 1912-6-26 679 Shasta Millville Comment
  UC17953  Rhus trilobata M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  SEINET10819314  Rhus trilobata var. quinata Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 857 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  UC79748  Ribes R. M. Austin Aug. 1896 587 Shasta Lassens Peak Comment
  CAS-BOT-BC108752  Ribes cereum John Thomas Howell 1960-8-22 36399 Shasta Lassen Volcanic National Park. Hat Lake. 1950 Comment
  HSC49785  Ribes inerme J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9827 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  CHSC96298  Ribes inerme var. klamathense R. Fischer 2006-5-12 907 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the western shore, north end, of Big Lake at a spring outlet. 1007 Comment
  UC858518  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  UC60929  Ribes inerme var. klamathense Geo. B. Grant Sept. 1902 5286 Shasta Redding Mount Shasta 0 Comment
  CAS-BOT-BC412815  Ribes roezlii var. roezlii Andrew Townesmith; Karen M. Meyer 2007-7-26 859 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27) 390 Comment
  UCD123154  Ribes roezlii var. roezlii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7404 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  JEPS114474  Ribes velutinum Lowell Ahart, John Dittes 2008-6-19 14863 Shasta About 20 yards east of the Pit River, about 130 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  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
  CAS-BOT-BC363112  Rigiopappus leptocladus Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  CAS-BOT-BC74670  Rorippa curvisiliqua Alice Eastwood 1912-6-28 s.n. Shasta Burney. Comment
  CHSC543  Rorippa nasturtium-aquaticum J. Wakeman 1963-5-12 Shasta Darrah Springs Fish Hatchery. 579 Comment
  CAS-BOT-BC146730  Rosa gymnocarpa F. Almeda; R. Eisenhardt 1995-5-29 7406 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
  CHSC3375  Rosa multiflora Robert L. Smith 1966-5-14 31 Shasta Highway 299 20 miles N of Redding. Comment
  CHSC116933  Rubus armeniacus Zachary Voigtman 2013-7-23 2013 -004 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Rd. Surrounding Parking Lot. 335 Comment
  UC455006  Rubus laciniatus I. J. Condit 1911-8-2 Shasta Castella Castella (along R.R.) Comment
  CHSC3424  Rubus parviflorus Judy Potter 1966-5-13 Shasta Sweetbrier, US 99, 1 mile south of Castella. 548 Comment
  CHSC110646  Rubus ursinus Julie Kierstead Nelson 2012-5-12 2012 -021 Shasta Upper Sacramento River canyon; Fender Ferry Road at 2nd Dog Creek bridge from Dog. Creek Road. 347 Comment
  CHSC9217  Rumex acetosella G. Strausbaugh 1970-6-21 120 Shasta Near Summit of Buckhorn Bally ca. 5.1 mi. from U. S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  UCR206043  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-6-10 14943 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CDA33445  Rumex crispus Dale Woods 2010-7-1 Shasta Southwest of Horr Pond, northwest of Arthur, near Fall River diversion dam. 0 Comment
  CAS-BOT-BC433400  Rumex crispus Alice Eastwood 1912-6-29 890 Shasta Goose Valley Comment
  CAS-BOT-BC433653  Rumex obtusifolius Lyman Benson 1930-7-18 2227 Shasta E. of Round Mt., N. Sierra Nevada, Hatchet Creek. Border of Hatchet Creek 1219 Comment
  UCD80675  Rumex salicifolius CNPS SN Foothill Team 2006-5-16 SNNR 0964 d Shasta Shasta Land Trust Easement, Hathaway Ranch, on the north-most border of the property. 210 Comment
  CHSC88760  Rumex salicifolius var. salicifolius R. Fischer 2004-7-5 275 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 old Ranger Station. In mdw. 1008 Comment
  CAS-BOT-BC434153  Rumex triangulivalvis John Thomas Howell 1960-8-21 36308 Shasta Lassen Volcanic National Park. Sulphur Works 2133 Comment
  UC814600  Sagittaria latifolia Alice Eastwood June 29, 1912- July 11, 1912 969 Shasta Goose Valley Comment
  CAS-BOT-BC103354  Salix bonplandiana L. E. Smith 1914-5-10 679 Shasta [Kennet] Kennett Comment
  CAS-BOT-BC102832  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 b Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  SD967  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen, about 1.5 km west of Helen Lake 2370 Comment
  UC1713672  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 Shasta ca. 1.5 km w of Helen Lake (below spring above hwy); Mt. Lassen 2370 Comment
  UC482008  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., 2 mi below base of Mt. Lassen); Mt. Lassen 2370 Comment
  UC483194  Salix boothii Dr. Tracy I. Storer 1932-7-31 Shasta Upper King Creek Meadows; Lassen Volcanic Nat'l Park 2225 Comment
  UCR143517  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen, below spring above hwy about 1.5 km west of Lake Helen 2370 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  CAS-BOT-BC103461  Salix eastwoodiae Hans Leschke 1960-8-10 1774 Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  CHSC55279  Salix exigua var. hindsiana L. P. Janeway 1991-4-11 3871 Shasta North side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 118 Comment
  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
  CAS-BOT-BC104001  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  POM361039  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SBBG29084  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SEINET4856400  Salix gooddingii var. variabilis Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding. 180 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
  CAS-BOT-BC106891  Salix jepsonii John Thomas Howell 1960-8-21 36312 Shasta Lassen Loop east of Diamond Peak 2225 Comment
  CAS-BOT-BC125410  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-19 36531 Shasta Lily Pond near Reflection Lake 1798 Comment
  CAS-BOT-BC125417  Salix lasiandra var. lasiandra Alice Eastwood 1917-9-2 6642 Shasta Shasta Springs Comment
  UC1736175  Salix lasiolepis Dean W. Taylor 1985-7-12 8697 Shasta Sacramento River at Duinsmuir 670 Comment
  CAS-BOT-BC124512  Salix lasiolepis var. lasiolepis A. A. Heller 1918-5-12 13026 Shasta On the McCloud River near the fish hatchery Comment
  CHSC9569  Salix lasiolepis var. sandbergii E. L. Smith 1971-4-28 943 Shasta Ca. 2 mi e of Shingletown. 1066 Comment
  CHSC9570  Salix lemmonii E. L. Smith 1971-4-28 944 Shasta At Old Station. 1328 Comment
  RSA92713  Salix lemmonii F. W. Peirson 1932-7-12 10134 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  SEINET12512742  Salix lemmonii Unknown 1932-7-24 684 Shasta Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park.;Lassen Volcanic National Park;;; 2042 Comment
  SBBG27362  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km N of Lamoine 450 Comment
  JEPS38421  Salix scouleriana W. L. Jepson 1929-9-28 15294 Shasta Manzanita Lake Lassen Peak, Manzanita Lake 1828 Comment
  UC1135099  Salix scouleriana A. E. Wieslander 1933-6-27 332 Shasta Mad Ox Gulch and Whiskey Creek; Weaverville Quad. Comment
  RSA92650  Salix scouleriana F. W. Peirson 1932-7-12 10135 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  CHSC89780  Salsola tragus R. Fischer; J. Marr 2004-8-12 431 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. On pastureland, part of the old McArthur Swamp. 1011 Comment
  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
  CAS-BOT-BC225203  Salvia sonomensis John Thomas Howell 1955-6-14 30428 Shasta East of Whiskeytown Comment
  UC1124858  Salvia sonomensis H. R. Josephson 1933-6-22 26 Shasta Whiskey Creek; Weaverville Quad. 457 Comment
  UCLA69721  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River; O'Brien Creek 426 Comment
  POM217114  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  SEINET13947661 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  RSA86659  Sanguisorba annua F. W. Peirson 1932-7-9 10276 Shasta Below Burney Spring. 1433 Comment
  HSC49113  Sanicula bipinnata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9715 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC105068  Sanicula bipinnatifida R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 896 Shasta Castle Crags State Park. 1 km NE of entrance station hut, 100 m N of Interstate 5 624 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
  RSA471453  Sanicula bipinnatifida Christopher Davidson 1973-5-28 2179 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  UC663173  Sanicula bipinnatifida W. C. McCalla 1940-6-21 6288 Shasta near Lassen Camp (Highway 36); Highway 36 Comment
  CHSC63022  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6142 Shasta Waters Gulch Trail 0.1 mi W of the trailhead located on Packers Bay Rd. (34N27), ca 0.5 mi N of Packers Bay Marina. 396 Comment
  CHSC63024  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6152 Shasta Waters Gulch Trail 0.8 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  CHSC63553  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-5-12 6191 Shasta Sugarloaf Creek Trail ca. 0.2 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 356 Comment
  HSC62763  Sanicula tuberosa J. M. DiTomaso 1979-5-11 964 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 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
  CDA20010  Saponaria officinalis C. Pirosko 2002-8-1 PDR P 120229 Shasta Northern California; Vicinity of Burney. 0 Comment
  JEPS85540  Saxifraga californica Walter S. Lennon 1982-4-8 Shasta 1.4 mi ne of Igo ((label states 0.3 mi ne of Igo) 0.3 mi nw of Placer Road, road next to Clear Creek (packet note states road near Clear Creek)) Comment
  CDA5487  Scandix pecten-veneris Margaret Bellue 1942-5-12 Shasta Hathaway Brothers Ranch, Millville. 0 Comment
  CAS-BOT-BC111353  Schoenoplectus acutus var. occidentalis Alice Eastwood 1912-6-29 803 Shasta Goose Valley Comment
  CAS-BOT-BC35595  Scirpus congdonii Hans Leschke 1958-8-16 1554 Shasta Lassen Volcanic National Park 1950 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
  JEPS96845  Scirpus microcarpus Dean W. Taylor 1999-8-13 17333 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  UCD163084  Scleranthus annuus Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper data states E. Redding ca. 10 mi. Specimen was georeferenced 10 miles E of Redding.) Comment
  RSA273376  Scleranthus annuus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-21 8538 Shasta Junction of State Route 299 and Keswick Road. 305 Comment
  JEPS90781  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-5-2 9594 Shasta 1.5 mi directly s of Estep (Oak Run Road just s of Tracy Creek, Upper Sacramento Valley); Upper Sacramento Valley, Oak Run Road 390 Comment
  UC1736190  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-6-5 9782 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  CAS-BOT-BC240028  Scribneria bolanderi Lewis S. Rose 1954-4-26 54027 Shasta Just w. of Tower House 396 Comment
  CAS-BOT-BC240029  Scribneria bolanderi John Thomas Howell 1954-4-26 29178 Shasta Just west of Tower House Comment
  UC444896  Scrophularia desertorum Milo S. Baker 1898-7-12 311 Shasta Pitt River Canyon Comment
  HSC71140  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  RSA82340  Scutellaria californica F. W. Peirson 1932-7-9 10283 Shasta Burney Spring. 1433 Comment
  JEPS111357  Scutellaria galericulata R. Fischer 2006-7-22 924 Shasta Ahjumawi Lava Springs State Park, 3 mi N of McArthur, on the W edge of the Modoc Plateau. Collected on the W end of park near Bowman ditch, N side of park road. 1010 Comment
  CHSC67240  Scutellaria siphocampyloides David Biek 1987-6-13 4 Shasta Whiskeytown National Recreation Area, due W of BM 673, ca. 600 ft S of Hwy. 299. 205 Comment
  UC884043  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 mi e of Redding Comment
  HSC95517  Scutellaria siphocampyloides James D. Jokerst 1987-5-15 2882 Shasta Between Redding and town of Shasta, 2 mi. W of Redding, several hundred meters S of Hwy. 299 in a tributary of Salt Creek, 400 m W of BM 673 213 Comment
  UC884045  Scutellaria siphocampyloides Frank W. Gould 1939-5-26 747 Shasta 17 mi n of Redding 457 Comment
  UCR183118  Secale cereale L. C. Burger 2002-6-12 s.n. Shasta Hat Creek Valley, Rancheria Angus RV park off Hwy 89 1120 Comment
  UC455355  Sedum obtusatum subsp. boreale I. J. Condit 1909-8-23 Shasta near Sisson (Castle Lake); , near Sisson 1828 Comment
  JEPS48055  Sedum spathulifolium J. W. Blankinship 1911-4-17 Shasta Kennett Comment
  CAS-BOT-BC59134  Sedum spathulifolium Walter Knight 1968-6-18 2335 Shasta Between Quincy and La Porte, Nelson Creek watershep, 17 miles from Quincy. 1371 Comment
  UCD67701  Selaginella asprella D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake-French Gulch. 400 Comment
Read comments
Mar 10 2012
  CHSC7055  Senecio aronicoides J. Borgstrom 1969-4-26 19 Shasta Ca 3 mi sw of Shingle Town on Wilson Hill Rd. 3 ft. off of the w side of the rd. 1005 Comment
  SBBG21767  Senecio scorzonella D. Myrick 1964-7-23 919 Shasta trail to Paradise Meadow from Hat Lake 1981 Comment
  JEPS37271  Senecio triangularis Chesnut and Drew Shasta Lassen Peak Comment
  CAS-BOT-BC364722  Sericocarpus oregonensis subsp. californicus William A. Dayton 1913-8-25 556 Shasta Shasta National Forest. Not far from Upper Fenced Area Summit Lake Range 1706 Comment
  UCD112370  Sherardia arvensis Christopher Mallek 2008-5-8 AC4- 28 Shasta Ash Creek. 876 Comment
  JEPS28495  Sibbaldia procumbens George W. Gillett 1957-7-13 768 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  UC1736414  Sibbaldia procumbens Dean W. Taylor 1974-7-31 4683 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  RSA87502  Sidalcea calycosa subsp. calycosa C. L. Hitchcock 1952-6-25 19615 Shasta Between Project and Redding, along small intermittent stream. Comment
  CHSC59987  Sidalcea celata Lorna K. Lilly 1989-4-17 11 Shasta Small population, ca. 0.3 mi w of Dry Creek, 3 mi s of Bella Vista at corner of Alturas Road, 3 mi e of Reddings. 137 Comment
  JEPS50065  Sidalcea hirsuta Alice King 1921-1 Shasta Anderson Comment
  HSC41155  Sidalcea malviflora subsp. celata Thomas W. Nelson, Jane Nelson 1976-8-2 3100 Shasta Along creek, 7.2 mi. E of Shingletown, along Hwy. 44 Comment
  HSC16022  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6630 Shasta Near McArthur Comment
  UC871444  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6630 Shasta near McArthur; near McArthur Comment
  SJSU1597  Sidalcea oregana subsp. spicata C. W. Sharsmith 1954-6-25 6204 Shasta Viola 1341 Comment
  UCD33542  Silene Beecher Crampton 1969-6-19 8478 Shasta Shasta County, 3 miles south of Dunsmuir, along the Sacramento River. Comment
  HSC45458  Silene bolanderi M. Alcasas 1978-5-14 91 Shasta Basin Gulch Campground, 1 mi. from Hwy. 36 861 Comment
  RSA0065441  Silene californica William Gilbert 1969-6-3 s.n. Shasta 299 Highway, Orcata to Redding, 2 mi. East of Six Rivers. Comment
  UC1561086  Silene grayi Dean W. Taylor 1988-6-24 8990 Shasta Summit of Grizzly Peak 1905 Comment
  SEINET11933747  Silene grayi W. Knight, Knight, I. 1983-1 4931 Shasta Lassen Volcanic National Park, across loop road from Lake Helen 2438 Comment
  SEINET189216  Silene grayi H. M. Evans 1922 Shasta Lassen Volcanic National Park ; Lassen Peak. 2743 Comment
  CAS-BOT-BC389215  Silene laciniata subsp. californica Alice Eastwood 1923-5-28 11972 Shasta Delta Comment
  CAS-BOT-BC389218  Silene laciniata subsp. californica Ira L. Wiggins 1922-8-12 912 Shasta Above Camel Creek near McCloud River Country Club 457 Comment
  CHSC85453  Silene lemmonii G. F. Hrusa; T. D. Wilfred 1996-7-22 13364 Shasta Northeast California. Lassen National Forest. USFS S16 in Bunchgrass Valley, approx. 4 m W of Hwy 89. 1615 Comment
  CAS-BOT-BC389413  Silene lemmonii Alice Eastwood No date on label 670 Shasta Unspecified Comment
  RSA113761  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta Lassen Volcanic national Park; 2 miles below Summit Lake on trail to Drakesbad. 1905 Comment
  RSA438825  Silene lemmonii Christopher Davidson 1973-5-28 2174 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  SEINET10537588  Silene lemmonii Mary Susan Taylor 1980-6-10 Taylor 2805 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 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-BC181359  Silene occidentalis Ellsworth Bethel 1923-6-14 s.n. Shasta Witmore Comment
  CAS-BOT-BC175046  Silene suksdorfii David W. Showers 1980-8-14 4405 dws Shasta On hill between Lassen Peak and Crescent Crater, Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC175050  Silene suksdorfii Mary Ann Showers 1980-8-18 2004 Shasta Below summit of Lassen Peak (above latrines) on south -sw-facing slopes. Lassen Volcanic National Park 3078 Comment
  CHSC48270  Silene suksdorfii Vernon Oswald 1986-8-11 2280 Shasta Summit of Lassen Peak Trail. At the top of the mountain. 3121 Comment
  CAS-BOT-BC364811  Silybum marianum L. E. Smith 1913-5-24 275 Shasta Cottonwood Comment
  HSC48485  Sisymbrium officinale J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9700 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  UC4216  Sisyrinchium bellum M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  JEPS13797  Smelowskia ovalis var. congesta V. K. Chesnut and E. R. Drew c. 1891 Shasta Lassen Peak Comment
  JEPS87033  Smelowskia ovalis var. congesta Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11426 Shasta near summit along trail Cascade Mountains, Lassen Peak 7 1/2' USGS quadrangle, Lasse 3139 Comment
  CHSC99764  Smilax californica Lowell Ahart; John Dittes 2008-6-19 14849 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
  RSA239300  Smilax californica Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42413 Shasta Shasta National Forest: On slopes above Castle Creek ca. 1 mile west of Castle Crags State Park. 762 Comment
  RSA69516  Smilax californica Frank W. Peirson 1932-7-17 10337 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UCSB12840  Smilax californica Breedlove, Dennis 1962-6-11 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  JEPS109880  Smilax jamesii Dean W. Taylor 2005-6-28 19376 Shasta Goose Valley, hills 1 air mile west from the northwestern end of the valley, along margin of small perennial stream 1088 Comment
  CHSC89644  Solanum dulcamara R. Fischer 2004-7-3 316 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, N end, of Big Lake. 1008 Comment
  CAS-BOT-BC35868  Solanum parishii S. B. Parish 1905-5-30 7899 Shasta 3 miles NE of Redding. Comment
  HSC46285  Solanum parishii Stephen Plant 1978-5-13 238 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 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
  CDA6230  Solanum sarrachoides G. D. Barbe 1985-8-27 4245 Shasta The Island, south of Little Tule River, Fall River Valley, north of Glenburn. 0 Comment
  CAS-BOT-BC365241  Solidago velutina subsp. californica Rimo Bacigalupi; Aldo Bacigalupi 1952-8-21 3953 Shasta Millville 155 Comment
  UC829908  Solidago velutina subsp. californica Alice Eastwood 1912-7-26 1455 Shasta Pitt Comment
  RSA79098  Solidago velutina subsp. californica E. K. Balls, Percy C. Everett 1952-10-14 18195 Shasta Honn Creek Camp, Highway 89, from Mt. Shasta to Lassen Peak. 1037 Comment
  JEPS37529  Sonchus asper Blankinship 1911-5-5 Shasta Redding Comment
  CHSC107149  Sorghum halepense R. E. Brainerd 2009-7-21 1547 Shasta Interstate Highway 5 at the Castella interchange (Exit 724), northbound entrance ramp. UTM Zone 10 557546E 4555570N. 609 Comment
  CHSC96286  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  UCD94820  Sparganium eurycarpum var. greenei P. B. Kennedy 1927-6-15 29 Shasta Pit-River. Comment
  RSA0097337  Spergularia rubra Franklin P. Nutting 1894-5-20 s.n. Shasta Redding. Comment
  CHSC60301  Sphenosciadium capitellatum Mary Ann Showers 1992-7-19 2706 Shasta Dersch Meadows. Right bank of Hat Creek, creek margin. 1950 Comment
  RSA85243  Spiraea douglasii F. W. Peirson 1932-7-17 10316 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UC13091  Spiraea douglasii I. W. Morse Jul 1886 Shasta Shasta Comment
  HSC41158  Spiranthes romanzoffiana Thomas W. Nelson, Jane P. Nelson 1976-8-2 3104 Shasta Along N side of Hwy. 44. 7.2 mi. E of Shingletown. Comment
  CAS-BOT-BC534893  Spirodela polyrhiza Herbert L. Mason 1955-6-8 14630 Shasta In a marsh at the bridge, west edge of Fall River Mill Comment
  UCD93005  Sporobolus vaginiflorus R. Tofsrud 1949-7-4 s.n. Shasta 4 miles S of Shi-Lo-Ah Mineral Springs, Hwy. 99. Comment
  UC196363  Stachys ajugoides var. rigida A. A. Heller 1914-8-25 11698 Shasta 15 mi s Delta (on Pacific Highway) Comment
Read comments
Feb 20 2006
  UCLA70784  Stachys ajugoides var. rigida C. Epling 1938-6-13 Shasta Burney Falls Comment
  CHSC101348  Staphylea bolanderi Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Byrne 2007-10-16 9 Shasta Southern Cascades Ecoregion. Off Salt Creek Road next to I-5, junction 698. 480 Comment
  UC635163  Staphylea bolanderi H. L. Mason 1931-5-9 5875 Shasta Pit River Comment
  CAS-BOT-BC391209  Stellaria longipes subsp. longipes Roxana S. Ferris; Laura Lorraine 1941-8-10 10466 Shasta Lassen National Park near Summit Lake 2042 Comment
  CAS-BOT-BC391208  Stellaria longipes subsp. longipes D. E. Breedlove 1962-6-11 3378 Shasta Along State Highway 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  JEPS28431  Stellaria longipes var. longipes George W. Gillett 1957-7-8 670 Shasta 5.8 mi ne Manzanitz Lake entrance station (0.25 mi s of Burney Highway, Lost Creek); Lassen Volcanic National Park, Lost Creek 1584 Comment
  CAS-BOT-BC375631  Stephanomeria lactucina A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  UC1558207  Stephanomeria lactucina Harold and Virginia Bailey 1948-8-27 2898 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC375627  Stephanomeria lactucina W. R. Ernst 1957-8-9 198 Shasta Trailside about 1 mile east of Eiler Lake, Thousand Lakes Valley Wild Area Comment
  HSC101642  Stipa thurberiana J. P. Smith 2010-6-25 12970 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  SEINET7057351  Streptanthus A. M. Shapiro 1985-5-5 s.n. Shasta Highway 299, 0.4 mile east of milepost 299 SHA 5.00, west of French Gulch Road, ca. 5 mile east of Trinity County line. Elevation 1500 feet. 457 Comment
  SEINET10448320  Streptanthus drepanoides Mary Susan Taylor 1980-8-14 Taylor 3245 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  CAS-BOT-BC87806  Streptanthus tortuosus Alice Eastwood 1912-6-29 866 Shasta Goose Valley. Comment
  CAS-BOT-BC87809  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1934-4-21 1808 Shasta Between Lamoine and Delta. Comment
  UC70437  Streptanthus tortuosus var. suffrutescens Milo S. Baker 1900-5-1 Shasta near Sumacville; Old Cow Cr. Canyon Comment
  HSC27166  Streptanthus tortuosus var. tortuosus J. P. Smith, J. O. Sawyer 1972-6-8 5289 Shasta Hwy. 299, 5.2 mi. E of Buckhorn Summit 457 Comment
  HSC75065  Streptanthus tortuosus var. tortuosus J. P. Smith, Thomas W. Nelson 1978-7-23 10065 Shasta Klamath National Forest, Bully Choop Rd., 6.9 mi. from its junction with County Rd. A16 1524 Comment
  UC566954  Styrax officinalis var. redivivus H. L. Mason 1931-5-9 5876 Shasta Pitt River Comment
  CAS-BOT-BC383115  Styrax redivivus Andrew Townesmith; Karen M. Meyer 2007-7-24 850 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CAS-BOT-BC64543  Styrax redivivus Elmer I. Applegate 1929-6-18 5749 Shasta Pollock, Sacramento River, 20 mi. n. of Redding. Comment
  CAS-BOT-BC64547  Styrax redivivus A. A. Heller 1920-8-4 13498 Shasta Pit River bridge on the State Highway. Comment
  RSA273330  Styrax redivivus J. P. Smith, J. O. Sawyer 1976-5-9 8710 Shasta Whiskeytown National Recreation Area. Comment
  RSA789611  Styrax redivivus R. W. Spjut, Paul Burchstead 2008-6-9 16333 Shasta Northern Valley Oak Woodland-Chaparral. Shasta Trinity National Forest: Salt Creek Road west of I-5, Haycock Park, Nelson Point Creek Road and also another road to the north. 402 Comment
  UCD119123  Styrax redivivus Grady L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7771 Shasta 0.3 mi SW of McCloud Bridge. 335 Comment
  RSA95581  Styrax redivivus L. S. Rose 1954-4-25 54029 Shasta 3 mi W of Whiskeytown (Schilling). 366 Comment
  UC878387  Swertia albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 mi e Redding 152 Comment
  UC1543719  Symphoricarpos Harold and Virginia Bailey 1948-8-25 2960 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC97568  Symphyotrichum ascendens Lewis S. Rose 1945-9-2 45212 Shasta 4 mi. se. of Doyles Corner 991 Comment
  JEPS18876  Symphyotrichum bracteolatum Rimo Bacigalupi with L. R. Heckard 1957-8-17 6058 Shasta along rd from Hillcrest (Hatchet Mt. summit on U.S. 299) to Big Bend P.O., Hatchet Creek (in canon of) 914 Comment
  UC479501  Symphyotrichum bracteolatum Marcus E. Jones, A. M. 1931-7-16 29139 Shasta Pitt River Bridge Comment
  JEPS40816  Symphyotrichum spathulatum Alma Ames 1917-1-1 56 Shasta 25 mi n, (in ash soil deposited by mud flow Lassen Pk, water's edge of Hot Cr.) Mt. Lassen; Hot Creek Comment
  CAS-BOT-BC98573  Symphyotrichum spathulatum Hans Leschke 1956-9-20 s.n. Shasta Dersch Meadows - Lassen Volcanic National Park Comment
  CAS-BOT-BC105065  Taeniatherum caput-medusae R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 890 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  CAS-BOT-BC85227  Taxus brevifolia Carl B. Wolf 1930-10-14 1004 Shasta Along Hatchet Creek, west of Burney Mt. summit, on Redding-Alturas Highway 914 Comment
  CHSC88790  Tetradymia canescens R. Fischer 2004-7-2 295 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  CHSC65828  Thalictrum fendleri var. polycarpum Marria Ulloa-Cruz 1995-4-17 103 Shasta Shasta-Trinity National Forests. Packers Gulch and Waters Gulch Trail crossing. On side of creek. 360 Comment
  CAS-BOT-BC399868  Thalictrum polycarpum L. E. Smith 1913-5-6 179 Shasta Pitt Comment
  JEPS28449  Thalictrum sparsiflorum George W. Gillett 1957-7-11 706 Shasta on Chaos Crags trail 1/4 mi above Manzanita Creek; Lassen Volcanic National Park 1889 Comment
  CAS-BOT-BC77745  Thelypteris nevadensis David Showers 1979-7-5 4256 DWS Shasta slope south of Noble's Pass, Lassen Volcanic National Park 1828 Comment
  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
  JEPS91011  Thermopsis macrophylla var. argentata Dean W. Taylor 1993-5-26 13514 Shasta ca. 3 mi nw Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, (Burney 7 1/2' USGS quadrangle, 1990 edition)); Modoc Plateau, Burney Valley 1005 Comment
  HSC48506  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9691 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  SEINET10907268  Thysanocarpus curvipes Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5491 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  POM260294  Thysanocarpus curvipes var. curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 miles W of Fall River Mills 1341 Comment
  UC1713739  Thysanocarpus laciniatus H. E. Brown May 15 1897-May 28 1897 241 Shasta near Pit River Ferry; near Pit River Ferry 213 Comment
  JEPS31010  Tonella tenella D. E. Breedlove 1962-6-11 3391 Shasta e side Burney Falle (Burney Falls State Park); Cascade Range 914 Comment
  UC1112327  Tonella tenella Francia Chisaki with I. Tavares 1956-5-20 723 Shasta on trail to Burney Falls; Burney Falls State Memorial Park 914 Comment
  SJSU6782  Tonella tenella J. L. Barnes 1976-4-13 Shasta between Gilman Rd & McCloud R Estuary of Shasta L Reservoir 304 Comment
  HSC62762  Torilis arvensis J. M. DiTomaso 1979-5-11 972 Shasta Cypress Ave. and I-5, Redding 152 Comment
  RSA455450  Torilis arvensis Christopher Davidson 1973-5-22 2086 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  UC1035018  Torilis arvensis subsp. arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along US Highway 299 ca. 6 mi W of Round Mt. Comment
  CHSC84088  Torilis arvensis subsp. purpurea Lowell Ahart; John Dittes 2003-5-22 10187 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC172887  Toxicodendron diversilobum L. R. Short 1933-6-16 45 Shasta Klamath National Forest. Badger Creek 762 Comment
  SEINET8046911  Toxicodendron diversilobum R. Adamson, M. Martin 1964-4-27 s.n. Shasta 5 miles SW of Shingletown; Hwy 44. 914 Comment
  UC61692  Trichostema lanceolatum Geo. B. Grant Sep 1902 5270 Shasta Redding Comment
  SEINET11114243  Trientalis borealis subsp. latifolia Unknown 1897-5-15 s.n. Shasta California Plants, collected near Pit River Ferry, Shasta County Altitude, 700 - 900 ft. Comment
  CHSC3218  Trientalis latifolia Gerry Carrauthers 1966-6-13 161 Shasta East side of Sweetbriar Ave. ca. 1 mi S. of Castella. 548 Comment
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Nov 2 2009
  UCD123137  Trientalis latifolia Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7390 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  HSC49128  Trifolium albopurpureum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9734 Shasta County Rd. A16, 3 mi. SW of Ono 305 Comment
  UC16900  Trifolium albopurpureum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  UC631015  Trifolium bifidum var. decipiens A. A. Heller 1915-5-4 11867 Shasta near Durham; Sacramento Valley Comment
  CHSC84096  Trifolium depauperatum var. depauperatum Lowell Ahart; John Dittes 2003-5-12 10149 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC84058  Trifolium dubium Lowell Ahart; John Dittes 2003-5-22 10183 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
  CDA27947  Trifolium fucatum L. Ahart 2003-5-12 10151 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. Comment
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Oct 5 2019
  JEPS104425  Trifolium fucatum Lowell Ahart 2003-5-12 10151 Shasta In a vernal pool, pasture field, 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
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Oct 5 2019
  CHSC89692  Trifolium hybridum R. Fischer; J. Marr 2004-8-15 364 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Ya-She campsites in roadbed of Lava Springs Trail. 1010 Comment
  SEINET7717105  Trifolium kingii Unknown Shasta Lassen's Peak 2438 Comment
  UC1543869  Trifolium kingii var. productum Harold and Virginia Bailey 1948-8-25 2991 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC54383  Trifolium kingii var. productum H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4317 Shasta Canadian Zone of the s side Mount Lassen 2286 Comment
  UC1543868  Trifolium longipes Harold and Virginia Bailey 1948-8-25 2988 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET10576986 Image available Trifolium longipes var. shastense H. E. Brown 1897-5-15 Brown 362 Shasta Collected near Pit River Ferry. 213 Comment
  SEINET7067186  Trifolium olivaceum 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.