Search Results — 2000 specimen records retrieved (1403 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78100  Abies magnifica Elizabeth McClintock 1957-7-28 s.n. Shasta Lassen National Park; Between southern boundary of Park and south checking station Comment
  CDA33505  Acacia dealbata L. Lindstrand 2007-12-7 Shasta In the vicinity of Enterprise: Sacramento River, 0.2 miles south (downstream) of Highway 44 Bridge. 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
  RSA67249  Acer circinatum Philip A. Munz 1951-9-15 16987 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  UC1171586  Acer circinatum P. L. Johannsen 1932-5-26 85 Shasta near mouth of Bailey Creek Redding Quad., nr mouth of Bailey Creek 243 Comment
  UC18088  Acer circinatum Milo S. Baker 1893-8-15 Shasta Bear Valley Mts. 1828 Comment
  RSA67253  Acer macrophyllum Philip A. Munz 1951-9-15 16991 Shasta 5 miles west of Montgomery Creek 610 Comment
  UC479100  Acer macrophyllum Marcus E. Jones, A. M. 1931-7-16 28942 Shasta Redding Comment
  HSC32407  Acer macrophyllum Steven Lagos 1974-4-21 30 Shasta Hwy. 299 366 Comment
  UC1777711  Achillea filipendulina J. Di Tomaso 2002-5-29 Shasta E of Redding (at junction of Hwy 44 and Palocedro-Deschutes Rd) Comment
  CDA9163  Achillea filipendulina J. M. DiTomaso 2002-5-29 s.n. Shasta East of Redding, at junction of Highway 44, Palocedro-Deschutes Road. 0 Comment
  UC1558226  Achillea millefolium Harold and Virginia Bailey 1948-8-27 2916 b Shasta near crossing of Badger Flat road Hat Creek; Lassen Volcanic National Park Comment
  UC1558253  Achillea millefolium Harold and Virginia Bailey 1948-8-25 2997 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UCD128366  Achillea millefolium G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7776 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  UC1133118  Achnatherum lemmonii C. J. Kraebel 1934-5-6 23 Shasta north fork Squaw Creek Redding Quadrangle Comment
  UCD50462  Achnatherum lemmonii A. A. Beetle; with G. L. Stebbins Jr. 1942-5-29 3365 Shasta 12 miles E of Burney. Miocene volcanics. Comment
  UCD50600  Achnatherum lemmonii A. A. Beetle 1942-5-21 3350 Shasta Shasta County, near Ingot. Oregon Oak Experimental Plot. Comment
  CAS-BOT-BC210850  Achnatherum occidentale subsp. californicum L. E. Smith 1914-7-4 738 Shasta Redding Comment
  CAS-BOT-BC210853  Achnatherum occidentale subsp. californicum Hans Leschke 1956-9-22 s.n. Shasta Lassen Volcanic National Park. Terrace Lake 2354 Comment
  SEINET7593430 Image available Achnatherum occidentale subsp. californicum George W. Gillett 1957-1 660 Shasta Manzanita Lake area; near trail between employees area and museum. 1798 Comment
  SEINET232921  Achnatherum occidentale subsp. occidentale L. R. Firestone, H Firestone 1983-8-11 8339 Shasta Lassen Nat. Vol. Pk ; Parking area for sites 43-44. 2237 Comment
  CHSC84085  Achyrachaena mollis Lowell Ahart; John Dittes 2003-5-12 10130 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  HSC48424  Acmispon micranthus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9721 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC9324  Acmispon parviflorus G. Strausbaugh 1970-4-18 42 Shasta Abundant open s slope ca. 30 ft. off ne side Kennedy Memor. Hwy. ca. .5 mi. past Whiskeytown Dam between the road and the lake. 377 Comment
  SBBG7503  Adenocaulon bicolor H. and M. Dearing 1938-6-30 2211 Shasta near Burney Comment
  UC54125  Adenocaulon bicolor H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4284 Shasta North Fork Battle Creek; Mount Lassen, Battle Creek 1219 Comment
  JEPS123366  Adiantum shastense Kevin Heidel 2015-5-14 10 Shasta Potem Creek Falls trail. Devils Rock 7.5' Q. Comment
  JEPS123377  Adiantum shastense Len Lindstrand III 2015-5-7 21234 Shasta Road to Sugarloaf Mountain, approximately 1.0 mile southwest of Lakeshore. Lamoine, 7.5' Q. Comment
  UC2030515 Image available Adiantum shastense Layne Huiet 2014-5-14 162 Shasta Shasta Co.: North side of Lake Shasta. McCloud River Arm. Along Gilman Road, just W of intersection with Old Mill Road where Fall Creek intersects Gilman Road. Comment
  UC2030517  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 159 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope Comment
  CHSC118404  Adiantum shastense Len Lindstrand III 2015-2-26 21224 Shasta Ridge south of Nawtawaket Creek. UTM 10N 0563813/4533439 381 Comment
  HSC104371  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek inlet, Shasta Lake, approx. 1.8 mi. W of Sugarloaf 366 Comment
  RSA0051325  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. 365 Comment
  UCD166839  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek Inlet, Shasta Lake, approximately 1.8 mi. west of Sugarloaf. 365 Comment
  CDA20538  Aegilops cylindrica K. Martyn 2005-6-3 PDR 1292147 Shasta Cascade Range; McArthur swamp. 0 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
  UCD51565  Aegilops triuncialis Beecher Crampton 1969-6-19 8484 Shasta 7 miles north of Gibson Road (41 miles north of Redding), Interstate Hwy. 5 southbound. 579 Comment
  UC1032346  Aesculus californica P. L. Johannsen 1932-5-25 78 Shasta 0.5 mi e Morley; Redding Quad. 335 Comment
  CHSC88338  Agastache parvifolia R. Fischer; J. Marr 2004-5-24 221 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Near summit of Spatter Cone Trail. 1024 Comment
  UCLA72471  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  POM260195  Agastache urticifolia C. L. Hitchcock 1940-5-23 6517 Shasta 5 miles E of Burney Falls. Comment
  CAS-BOT-BC29443  Ageratina occidentalis W. B. Cooke; V. G. Cooke; L. Bodine 1975-9-11 50799 Shasta Bumpass Hell- Cold Boiling Lake Trail, Lassen Volcanic National Park Comment
  CHSC105574  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-8-13 Shasta Rocky metasedimentary peaks and outcrops at southern portion of Bald Mountain, south of the helispot and terminus of Bald Mountain Road (USFS Road 38N58). UTM NAD 83 Zone 10N;05702017E, 4549460N. 1402 Comment
  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
  UC1396182 Image available Ageratina shastensis G. L. Stebbins and F. Ehrendorfer 1959-6-20 5968 Shasta 25 mi (airline) n Redding (1 mi e of Squaw Creek, on Flat Creek Road, 300 ft above the road); ; 25 mi N of Redding Comment
  JEPS28734  Agoseris aurantiaca var. aurantiaca George W. Gillett 1957-8-8 1001 Shasta above, near Paradise Meadow Trail Hat Lake; Lassen Vocanic National Park, Hat Lake 1981 Comment
  CHSC88742  Agoseris glauca var. laciniata R. Fischer; J. Marr 2004-5-23 256 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Spring Trail. Between Horr Pond and Big Lake. 1011 Comment
  JEPS36290  Agoseris grandiflora var. grandiflora W. L. Jepson 1914-8-10 5758 Shasta dry fields in, ne Shasta Co Upper Fall River Valley 1036 Comment
  CHSC88744  Agoseris heterophylla R. Fischer; J. Marr 2004-5-24 258 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near lower half of Spattercone Trail. 1028 Comment
  JEPS35718  Agoseris heterophylla var. heterophylla Mrs. C. F. Rose 1936-5-8 47 a Shasta near, 20 mi ne of Redding Ingot Comment
  UC1553557  Agrostis E. Dean 1988-7-11 116 Shasta Castle Crags; Castle Dome and trail up to Castle Dome 1402 Comment
  UCD51695  Agrostis elliottiana J. W. Blankenship 1911-4-21 s.n. Shasta Redding. Comment
  UC1543797  Agrostis exarata Harold and Virginia Bailey 1948-8-26 2825 Shasta Manzanita Creek above campground; Lassen Volcanic National Park 1798 Comment
  UCD52324  Agrostis exarata Beecher Crampton 1964-8-26 7183 Shasta Castel Crag, Sacramento River. Comment
  CAS-BOT-BC139291  Agrostis idahoensis George Wilson Gillett 1957-7-9 688 Shasta Lassen Volcanic National Park. Confluence of Hat Creek and Lost Creek north of Park. About 2 miles south of Big Springs. 1524 Comment
  CHSC58537  Agrostis idahoensis Vernon H. Oswald; Lowell Ahart 1992-7-9 5078 Shasta S side of Horseshoe Lake. Lassen Volcanic Park. 1994 Comment
  CAS-BOT-BC138862  Agrostis microphylla Beecher Crampton 1953-5-1 1200 Shasta About 5 miles north of Anderson, 0.5 mile north of the Redding Airport. Comment
  SEINET7594133 Image available Agrostis perennans Virginia E. Long 1931-1 84 a Shasta Happy Valley (N.W. of Anderson) 183 Comment
  CAS-BOT-BC138649  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta Happy Valley (northwest of Anderson). 182 Comment
  UC767065  Agrostis variabilis R. F. Hoover 1940-9-21 4611 Shasta Upper Kings Creek Meadow Comment
  CHSC93325  Aira caryophyllea R. Fischer 2005-5-21 630 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected near the junction of Fishhawk Trail and Juniper Trail from a small meadow. 1048 Comment
  UCD112378  Aira caryophyllea Christopher Mallek 2008-5-8 AC3- 2 Shasta Ash Creek. 876 Comment
  CHSC96189  Alisma lanceolatum R. Fischer 2006-7-23 899 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the (Scirpus covered) shore line of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  CAS-BOT-BC445371  Alisma plantago-aquatica H. D. Ripley; R. C. Barneby 1948-7-6 9677 Shasta Churn Creek, 5 mi. N. of Redding 152 Comment
  SEINET10938252  Allium Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5490 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  RSA0088604  Allium amplectens Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31411 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CAS-BOT-BC462370  Allium amplectens Ellsworth Bethal 1923-6-12 1923 Shasta Montgomery Creek Comment
  RSA367060  Allium amplectens Christopher Davidson 1975-6-6 2714 Shasta Ca. 20 miles E of Redding on Highway 44. 640 Comment
  POM260015  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-24 6570 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC843244  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 mi e Redding Comment
  JEPS118174  Allium campanulatum Dean W. Taylor 1993-6-16 13687 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  CAS-BOT-BC464498  Allium campanulatum F. W. Peirson 1932-7-12 s.n. Shasta 1000- Lake Basin 1950 Comment
  RSA25406  Allium membranaceum C. L. Hitchcock 1940-5-25 6593 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  CAS-BOT-BC474032  Allium parvum E. B. Copeland 1899-6-29 s.n. Shasta Near base of Lassen Butte 2133 Comment
  CAS-BOT-BC474039  Allium parvum Elmer I. Applegate 1929-6-20 5769 Shasta Mt. Lassen trail above Drakesbad. Comment
  UC879965  Allophyllum divaricatum A. A. Heller 1916-7-23 12497 Shasta between McCloud and Sacramento rivers Comment
  UC1042331  Allophyllum gilioides subsp. gilioides John Thomas Howell 1954-4-26 29176 Shasta 5 mi. e. Buckthorn Summit Comment
  UC879968  Allophyllum gilioides subsp. gilioides Alice Eastwood 1912-6-28 694 Shasta Burney Comment
  CHSC66336  Allophyllum gilioides subsp. violaceum V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer. 1996-7-1 7907 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. Roadside opening. 944 Comment
  UCD118023  Allophyllum gilioides subsp. violaceum G. F. Hrusa 1991-6-27 8486 Shasta Pit River Drainage. Immediately N of 299 opposite entrance road to Pit 1 powerhouse. 1100 Comment
  UC5353  Alnus incana subsp. tenuifolia Milo S. Baker 1893-6 Shasta Comment
  UCD110024  Alnus rhombifolia A. W. Sampson 1933-10-1 s.n. Shasta Duncan Creek. Comment
  UC525836  Alopecurus aequalis Lee Bonar 1934-7-12 Shasta at edge of Manzanita Lake Manzanita Lake; Lassen Volcanic Nat'l Park Comment
  UCD55923  Alopecurus saccatus W. Robert Powell 1981-6-5 2804 Shasta 7 miles ESE of Redding, south side of Ramblewood Lane. Comment
Read comments
Aug 21 2015
  RSA86816  Amelanchier pallida F. W. Peirson 1932-7-14 11149 Shasta Shasta County: toward the S end of the ridge E of Lake Eiler in very rocky place, Thousand Lake Basin. 2012 Comment
  CAS-BOT-BC180555  Amorpha californica var. californica Alice Eastwood 1912-7-25 1449 Shasta Pitt to Baird Comment
  HSC46274  Amsinckia intermedia Christopher Knopp 1978-5-13 49 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CHSC138  Amsinckia lycopsoides P. Delaplane 1965-4-3 12 Shasta On west side of Bella Vista cut off 4 mi. S.W. of Bella Vista. 609 Comment
  RSA0058882  Amsinckia menziesii Lowell A. Ahart, John Dittes 2008-6-19 14858 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 994 Comment
  UCD119736  Amsinckia menziesii Beecher Crampton 1960-6-16 5628 Shasta Shasta County, 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  JEPS90274  Amsinckia menziesii var. menziesii Dean W. Taylor 1993-5-26 13512 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Modoc Plateau, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  CAS-BOT-BC45200  Anaphalis margaritacea M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mount Lassen 2133 Comment
  UC1558233  Anaphalis margaritacea Harold and Virginia Bailey 1948-8-27 2860 Shasta Lassen Volcanic National Park 1828 Comment
  SEINET14168220  Andropogon virginicus B. Kruse 1987-9-23 Shasta Happy Valley 122 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
  CAS-BOT-BC391946  Anemone occidentalis Hans Leschke 1963-8-31 1871 Shasta Lassen Volcanic National Park. Trail to Twin Meadows 2225 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
  CHSC71276  Antennaria argentea Vernon H. Oswald 1998-6-22 9234 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  UC54131  Antennaria argentea H. M. Hall and E. B. Babcock 1903-6-19 4147 Shasta (north-eastern Shasta County) South Fork Bear Creek; Sierra Nevada Mountains 1341 Comment
  HSC68069  Antennaria argentea J. P. Smith, J. O. Sawyer 1976-5-9 8718 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  SBBG16033  Antennaria corymbosa D. Myrick 1961-6-23 337 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 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
  CHSC60302  Antennaria media Mary Ann Showers 1992-6-28 2682 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  CAS-BOT-BC137774  Anthoxanthum aristatum T. C. Fuller 1963-6-10 10616 Shasta Iron Mountain Road, 2.2 miles below Iron Mountain School, 9.5 mile northwest of Redding. Comment
  POM302057  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
  UC76221  Antirrhinum cornutum Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  RSA0009190  Antirrhinum cornutum R. C. Bacigalupi 1934-5-28 2389 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  JEPS5351  Antirrhinum vexillocalyculatum subsp. breweri Willis L. Jepson 1894-8-10 21315 Shasta Sima sta. Sims sta.; Sacramento River Canyon Comment
  CDA20176  Apera interrupta V. Popescu 2003-6-9 s.n. Shasta Northern California; Grassland S of Pittville. 0 Comment
  UCR207039  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2009-6-11 14947 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
  UCD121229  Apocynum androsaemifolium Gerald Dickinson 1963-7-2 70 Shasta West side of Burney, US Highway 299. 962 Comment
  UC1736522  Aquilegia formosa Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4685 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, steep northeast facing cliffs overlooking McGee Lake 2491 Comment
  CAS-BOT-BC397928  Aquilegia formosa L. E. Smith 1913-5-16 212 Shasta Mc Cloud River Comment
  CAS-BOT-BC397930  Aquilegia formosa Dorothy B. Wiggins 1961-6-16 16540 -A Shasta Along California Highway 89, 8.2 mi. NE of E entrance to Lassen National Park. Comment
  CHSC89654  Aquilegia formosa var. formosa R. Fischer 2004-7-5 322 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail W of Ya-She campsites. In the middle of a mdw. 1010 Comment
  POM270626  Aquilegia formosa var. pauciflora Lyman Benson 1930-7-18 2214 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA0069373  Arabidopsis thaliana Dean W. Taylor, Cajun James 2014-4-11 21471 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  HSC6526  Arabis glabra W. L. Jepson 1940-7-4 20129 Shasta Little Hatchet Creek 1159 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
  HSC39727  Arabis platysperma var. howellii Thomas W. Nelson, Jane P. Nelson 1976-8-2 3114 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  POM272622  Arabis platysperma var. howellii F. W. Peirson 1932-7-10 10153 Shasta 1000-Lake Basin (south of Burney). 1951 Comment
  CDA38597  Arbutus menziesii T. C. Fuller 1958-4-15 s.n. Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  SEINET2471279  Arceuthobium campylopodum R. L. Mathiasen 2009-8-20 2009 -49 Shasta At jct. of State Rte. 299 and State Route 44 969 Comment
  CAS-BOT-BC407789  Arceuthobium campylopodum William Anderson 1949-3-26 s.n. Shasta Between Oak Run and Whitmore 914 Comment
  RSA624480  Arceuthobium campylopodum Louis C. Wheeler 1958-8-24 7435 Shasta Shasta Lake. 1/2 mi. northwest of mouth of Cove Creek. Comment
  UC1078859  Arceuthobium douglasii Job Kuijt 1957-5-22 1367 Shasta Hwy 89 at Pondosa junction Comment
  CAS-BOT-BC410148  Arceuthobium occidentale Wm. Anderson 1949-3-20 s.n. Shasta east of Redding Comment
  CHSC118195  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Nothwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek. Coordinates: UTM 10T NAD83 0538910E/ 4503655N. 1021 Comment
  UC1182198  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-3-14 8 Shasta about 1/4 mi w Midway (just n of Hwy 44); Quad 22C3 658 Comment
  HSC100266  Arctostaphylos mewukka J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13383 Shasta Along East County Line Road, off Buckhorn Summit 1105 Comment
  JEPS105105  Arctostaphylos nevadensis Dean W. Taylor 1993-7-9 13809 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  LA42204  Arctostaphylos nevadensis Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mt. Lassen, Upper King's Creek Comment
  UC1036256  Arctostaphylos nevadensis George W. Gillett 1952-7-15 82 Shasta s side lower Twin Lake; Lassen Volcanic National Park 2026 Comment
  UC205095  Arctostaphylos nevadensis R. M. Austin July, 1896 728 Shasta Lassens Peak Comment
  SEINET10449235  Arctostaphylos nevadensis Mary Susan Taylor 1975-7-16 Taylor 838 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2134 Comment
  CAS-BOT-BC46533  Arctostaphylos patula Alice Eastwood 1912-7-25 s.n. Shasta Pitt to Baird. Comment
  CAS-BOT-BC46546  Arctostaphylos patula John Thomas Howell 1960-8-22 36345 Shasta Manzanita Lake. 1783 Comment
  CHSC42154  Arctostaphylos patula C. E. Laver 1986-3-31 Shasta Ca. 1 mi E of Little Hatchet Creek and 4 mi NW of Hatchet Mountain. 1219 Comment
  CHSC9293  Arctostaphylos patula G. Strausbaugh 1970-3-22 14 Shasta Ca. 25 yds. W of Whiskeytown Hwy. where Whiskey Creek inlets to lake and ca. 10 ft. above water on W bank of Whiskey Creek. 371 Comment
  HSC101866  Arctostaphylos patula J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13394 Shasta Along East County Line Road. 1428 Comment
  RSA134778  Arctostaphylos patula P. C. Everett, E. K. Balls, George B. Everett 1959-10-21 23916 Shasta 6.3 mi. W. of Shingletown along Hwy 44 to Redding. 457 Comment
  SJSU561  Arctostaphylos patula G. Witherspoon 1940-6-25 2097 Shasta McArthur Burney Falls State Park 1219 Comment
  UCD53301  Arctostaphylos patula G. F. Hrusa 1996-5-2 12881 Shasta Lassen National Forest. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1475 Comment
  UCD53435  Arctostaphylos patula Roman Gankin 1962-3-16 349 Shasta 1/2 mile east of Buckhorn Summit; boundary of Shasta and Trinity Counties; of Hwy. 299. Comment
  HSC7707  Arctostaphylos patula J. Wendell Howe 1933-6-13 1238 Shasta Lassen Park Boundary Comment
  SEINET11989106  Arctostaphylos patula R. Gankin, Hildreth, W. R. 1967-1 1144 Shasta ca 100 yds N of CA 299 on dirt road 3.2 road mi E of Buckhorn summit Comment
  SEINET12524607 Image available Arctostaphylos patula K. Lems 1961-1 s.n. Shasta 10 mi N of weed in pine woodland. Comment
  CHSC81497  Arctostaphylos patula subsp. patula Ann Willyard 1999-1-9 159 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  CHSC9292  Arctostaphylos viscida G. Strausbaugh 1970-3-7 6 Shasta N bank ca. 15 ft above water's edge and ca. 25 yeds N of culvert where Whiskey Creek inlets lake. 370 Comment
  HSC27298  Arctostaphylos viscida J. P. Smith 1972-3-19 5079 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  HSC7749  Arctostaphylos viscida R. H. Berg 1963-4-6 43 Shasta Redding Comment
  RSA89375  Arctostaphylos viscida E. K. Balls, Percy C. Everett 1953-10-14 18669 Shasta 10 mi. E of Trinity-Shasta Co. line, Hwy 299. 244 Comment
  UCD52571  Arctostaphylos viscida James I. Mallory 1969-12-25 364 Shasta 914 Comment
  HSC96817  Arctostaphylos viscida subsp. mariposa Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 13 Shasta Platina, S side of Road A16 698 Comment
  CAS-BOT-BC47050  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1955-6-14 55091 Shasta Whiskeytown. 335 Comment
  RSA246603  Arctostaphylos viscida subsp. viscida Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42392 Shasta Castle Crags State Park. 701 Comment
  RSA65540  Arenaria congesta F. W. Peirson 1932-7-11 10145 Shasta Thousand Lake Basin. The interlake region. Comment
  UCR65519  Arenaria douglasii D. W. Taylor, R. A. Price 1988-6-1 9695 Shasta Burney Valley, on Black Ranch Road c. 3.3 mi north of Burney and Hwy 299 945 Comment
  CDA24530  Argemone munita subsp. rotundata J. F. Weber 1967-7-11 Shasta Cinder Cone Road, McArthur. 0 Comment
  SEINET10512562  Aristida oligantha A. Arthur Heller 1916-6-25 Heller s.n. Shasta Blue oak elt 10 miles N of Redding in a field. Comment
  CAS-BOT-BC400473  Aristolochia californica L. E. Smith 1914-5-10 s.n. Shasta Kennet Comment
  HSC65118  Aristolochia californica J. P. Smith 1972-3-19 5080 Shasta Along State Rte. 299 at Stillwater Creek Comment
  JEPS32468  Aristolochia californica Mrs. C. F. Rose 1935-2-24 9 Shasta ca. 5 mi. w. Redding Comment
  RSA621165  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  UCD166591  Aristolochia californica Dylan O. Burge 2016-9-1 2134 Shasta Cedar Creek. 430 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-BC295870  Arnica dealbata Frank W. Peirson 1926-6-23 6833 Shasta Trail from Drakesbad to Lassen Peak, Lassen National Park Comment
  HSC22029  Arnica discoidea Richard Spjut 1971-5-15 1900 Shasta Turn Table Rd. 1 1/4 miles N of Bridge Bay turnoff at Shasta Lake Comment
  CAS-BOT-BC82686  Arnica longifolia W. B. C. 1940-8-8 15427 Shasta along Squaw Valley Creek below the falls 1981 Comment
  UC892183  Arnica mollis E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  UC892185  Arnica mollis E. G. Anderson 1935-9-2 Shasta Brokeoff Trail (lower part) Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  NY158492  Arnica venosa H. M. Hall 06 1903 4013 Shasta Sierra Nevada Mts.: Salt Creek 426.7 Comment
  CHSC114602  Arnica venosa B. L. Williams 1980-8-14 369 Shasta Shasta-Trinity NF/Weaverville RD, Ridgetop between Grouse Spgss and Tollhouse. 1234 Comment
  SEINET10473593  Arnica venosa Mary Susan Taylor 1980-8-27 Taylor 3317 Shasta T36N R6W sw sec 34, Schell Mt quad. Shasta-Trinity Natl Forest, on N side of 35N68, ca. 1.6 mi W of its jct with Sanford Pass Rd, ca. 1 mi SW of Damna tion Peak. 1250 Comment
  UC1755311  Arnica viscosa Dean W. Taylor 1996-8-10 15881 Shasta Tamarack Lake; Trinity Mountains,; in cirque above the lake 1584 Comment
  UC1558223  Artemisia douglasiana Harold and Virginia Bailey 1948-8-27 3051 a Shasta at water fountain below Emerald Lake (loop highway); Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC90467  Artemisia douglasiana M. W. Gorman 1923-9-13 s.n. Shasta Government Island Comment
  HSC5014  Artemisia tridentata subsp. tridentata Jim Vaughn 1956-10-1 Shasta Prospect Peak 2439 Comment
  CAS-BOT-BC400680  Asarum hartwegii W. C. Blasdale 1896-6-14 s.n. Shasta Near French Gulch Comment
  RSA565072  Asarum hartwegii D. W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon , Slims Flat; Hazel Creek (ca. 2.5 mi S of Castella). (Tombstone Mtn. 7 1/2' USGS quadrangle 1986 edition). 518 Comment
  UC1873020  Asarum hartwegii David Keil 2004-7-10 30313 Shasta Along California Routes 44/89 SW of Old Station. Lassen National Forest. 1485 Comment
  UCD137845  Asarum hartwegii J. Brown 1992-5-9 16 Shasta McCloud Road, AhDiNa Campground on north side of road at deadend at TNC Preserve. 670 Comment
  UCD137847  Asarum hartwegii J. Brown 1992-5-9 16 Shasta McCloud Road, AhDiNa Campground on north side of road at deadend at TNC Preserve. 670 Comment
Read comments
Jul 14 2015
  CAS-BOT-BC400683  Asarum hartwegii H. D. Ripley; R. C. Barneby 1948-7-6 9654 Shasta S. base of Castle Rock 579 Comment
  POM188000  Asarum hartwegii Marcus E. Jones 1931-7-17 s.n. Shasta Shasta City (Session s). Comment
  RSA148811  Asarum hartwegii I. L. Wiggins, Dorothy Wiggins 1961-6-16 16538 Shasta Along California Highway 89, 8.2 mi NE of E entrance to Lassen Volcanic National Park. Comment
  RSA416098  Asarum hartwegii Christopher Davidson 1973-5-26 2162 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  SEINET10475952  Asarum hartwegii Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5503 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  SJSU3778  Asarum hartwegii C. W. Sharsmith 1963-6-15 7072 Shasta Viola, southeastern Shasta County 1341 Comment
  JEPS49838  Asclepias cordifolia J. W. Blankinship 1911-5-8 Shasta Redding Comment
  HSC73458  Asclepias cordifolia Grunert 30 Shasta Top of first ridge S of Hwy. 36 ca. 200 yds. from stream. 820 Comment
  SBBG5725  Asclepias speciosa H. and M. Dearing 1938-6-30 2895 Shasta Sacramento Valley near Redding Comment
  CAS-BOT-BC65873  Aspidotis densa Alice Eastwood 1912-8-22 1855 Shasta trail from Morgans Springs to Lassen Butte Comment
  SEINET175053 Image available Aspidotis densa M. E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  POM33285  Aster alpigenus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 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
  RSA768304  Aster subulatus var. ligulatus Justin M. Wood 2010-9-1 2508 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  JEPS89558  Asteraceae Dean W. Taylor with Ingrid Olmsted 1974-7-31 4900 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2499 Comment
  CDA37206  Astragalus filipes CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  UC1228139  Astragalus filipes Beecher Crampton 1960-6-17 5675 Shasta 1.5 mi n Fall River Mills (ne Shasta County); n of Fall River Mills Comment
  JEPS87065  Astragalus inversus Dean W. Taylor 1988-6-22 9843 Shasta s base Burney Mountain (Burney Spring, Modoc Plateau); Burney Quad., Modoc Plateau, s base Burney Mt, Burney Spring 1444 Comment
  CAS-BOT-BC192955  Astragalus purshii var. purshii John Thomas Howell 1934-6-16 12227 Shasta Fall River Valley, 2 miles ne. of McArthur Comment
  POM128973  Astragalus purshii var. tinctus Franklin Nutting s.n. Shasta Goose Valley Comment
  SEINET175001 Image available Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC68725  Athyrium filix-femina var. californicum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  HSC101623  Avena barbata J. P. Smith 2010-5-19 12874 Shasta Along Shasta View Road in Redding 202 Comment
  SEINET10868290  Avena sativa Billy Joe Cox 1971-6-10 Cox 3168 Shasta 15 mi s of weed on i-5. Oats. Comment
  UCD35714  Balsamorhiza deltoidea Beecher Crampton 1960-6-16 5646 Shasta ca. 6 miles south of Fall River Mills. Comment
  SJSU528  Balsamorhiza sagittata G. Witherspoon 1940-6-29 2156 Shasta near sulphur works, Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC106471  Balsamorhiza sagittata Alice Eastwood 1912-8-22 1865 Shasta Fott of Lassen butte - Lassen Butte Region Comment
  CAS-BOT-BC16672  Barbarea orthoceras Roxana S. Ferris; Laura Lorraine 1941-8-10 10449 Shasta Lassen National park, upper meadows of Kings Creek. 2240 Comment
  HSC47003  Barbarea orthoceras Sheila Logan 1978-5-13 130 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  JEPS53238  Barbarea orthoceras Rose 1936-3-19 50 Shasta Redding Comment
  CHSC99270  Berberis aquifolium var. repens Lowell Ahart; John Dittes 2008-6-19 14840 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
  UCR206303  Berberis aquifolium var. repens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15013 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  UC72743  Berberis aquifolium var. repens Milo S. Baker 1898-7-7 464 Shasta between Morley's and Stearns Comment
  CAS-BOT-BC102062  Bidens frondosa Grant 1902-9-18 5278 Shasta Redding Comment
  CAS-BOT-BC413060  Bistorta bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 1/2 mile above Burney Falls Comment
  CAS-BOT-BC127966  Blepharipappus scaber Alice Eastwood; John Thomas Howell 1940-6-11 7947 Shasta Near McArthur Comment
  UC711962  Blepharipappus scaber Roxana S. Ferris and Laura Lorraine 1941-8-10 10487 Shasta on State Highway 89 (between Hat Creek Post Office and Shasta National Forest junction of U.S. 299) Comment
  UC726573  Blepharipappus scaber A. A. Heller 1941-6-24 16187 Shasta near junction with State Highway 89 U.S. Highway 299 (between Burney and Fall River Mills) Comment
  CAS-BOT-BC127959  Blepharipappus scaber D. E. Breedlove 1962-6-12 3399 Shasta Along State Hwy. 89, 4.0 miles south of junction with U. S. Hwy. 299; Cascade Range 1021 Comment
  CAS-BOT-BC127965  Blepharipappus scaber Roxana S. Ferris; Laura Lorraine 1941-8-10 10487 Shasta State Highway #89 between Hat Creek Post Office and Shasta National Forest junction Comment
  CAS-BOT-BC16898  Boechera George Wilson Gillett 1957-7-13 767 Shasta Lassen Volcanic National Park. Kings Creek Meadows, near juncture of Kings Creek Falls and Bench Lake trails. 2194 Comment
  CHSC58164  Boechera arcuata Vernon H. Oswald 1992-6-11 4982 Shasta Lassen Volcanic National Park. Trail between Badger Flat and Cluster Lakes. 1938 Comment
  JEPS28464  Boechera depauperata George W. Gillett 1957-7-13 778 Shasta near Bench Lake trail start; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  UC1561087  Boechera pinetorum Dean W. Taylor 1988-6-24 8989 A Shasta summit of Grizzly Peak, Pit River watershed, Big Ben 15' quadrangel 677B Grizzly Peak, Pit River 1905 Comment
  CAS-BOT-BC14306  Boechera platysperma Alice Eastwood 1912-8-22 1763 Shasta Lassen Butte Region. Trail from Morgane to Sulphur Works. Comment
  JEPS53083  Boechera rectissima W. L. Jepson 1927-6-22 12287 Shasta ridge n Hot Springs Valley (near Lassen Peak) 1828 Comment
  CHSC85466  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta Northern California. Lassen National Forest. E side of Hwy 89 approx. 1/2 mile N of Old Station Trailer Park, and between USFS N99 and N91. Latitude: 40 degrees 41' N. Longitude: 121 degrees 26' W. 1386 Comment
  JEPS90963  Boechera serpenticola Dean W. Taylor 1993-6-16 13690 Shasta North Coast Ranges, Bully Choop Mountain, near the summit Bully Choop Mountain; North Coast Ranges, Bully Choop Mountain 2072 Comment
  CHSC63073  Boschniakia strobilacea Vernon H. Oswald; Lowell Ahart 1994-4-27 6127 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.96 mi E (clockwise) of the trailhead. On the SE arm of the trail. 335 Comment
  UC1736715  Boschniakia strobilacea Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4070 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2590 Comment
  JEPS83774  Bothriochloa ischaemum var. songarica Walter Seavey Lennon 1983-11-3 Shasta Highway 5 0.4 mi s Fawndale Rd. (1.6 mi n of old Oregon Trail, Mountain Gate); Mountain Gate, Highway 5 Comment
  SEINET267796  Bothriochloa ischaemum var. songarica David Amme Shasta Redding. Comment
  CHSC44620  Botrychium simplex var. compositum Vernon Oswald 1986-8-20 2286 Shasta North side of Lassen Hwy at the picnic area s of Emerald Lake, Lassen Volcanic National Park. 2462 Comment
  SEINET3245766  Brassica geniculata G. K. Helmkamp, E. A. Helmkamp 2009-1 15016 Shasta Southern Cascade Range Foothills: Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of manton (Shingletwon 7.5') 640 Comment
  UCR206315  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2009-6-13 15016 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  POM187854  Brickellia californica Marcus E. Jones 1931-7-16 29144 Shasta Pitt River Bridge. Comment
  CHSC105702  Briza maxima Julie Kierstead Nelson 2006-5-10 2006 -007 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CHSC4354  Briza maxima J. Potter 1966-5-14 Shasta 1/4 mi e Shasta (Old). Comment
  UC585492  Briza minor Virginia E. Long 1933-6-2 216 a Shasta nw Anderson; Happy Valley 182 Comment
  SEINET3921342  Briza minor Virginia E. Long 1933-6-5 218 a Shasta Anderson.; 0 132 Comment
  SEINET10962544  Brodiaea A. Arthur Heller 1905-5-31 Heller 7911 Shasta Comment
  UCD77166  Brodiaea californica Robert E. Preston 2003-6-14 2158 Shasta 7.9 mi W of Cottonwood, along Gas Point Rd. 167 Comment
  UC1392832  Brodiaea californica var. californica R. F. Hoover 1968-5-28 11111 Shasta Redding Airport Comment
  JEPS124737 Image available Brodiaea coronaria John Degenfelder 1969-7-10 109 Shasta Near edge of Burney Creek, between road and creek, on highway 89 about five miles north of junction with highway 299. Comment
  UC843928  Brodiaea coronaria subsp. coronaria A. A. Heller 1916-6-24 12441 Shasta between Castella and Sims Comment
  CAS-BOT-BC457064  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles west of Fall River Mills 1341 Comment
  CAS-BOT-BC457072  Brodiaea coronaria subsp. coronaria Alice Eastwood; John Thomas Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  UC421773  Brodiaea coronaria subsp. coronaria Milo S. Baker 1898-7-10 435 Shasta Tamarack Rd at Johnsons Comment
  CAS-BOT-BC484378  Brodiaea elegans subsp. elegans L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  CAS-BOT-BC484367  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding 152 Comment
  CHSC93048  Bromus carinatus var. carinatus R. Fischer 2005-5-22 491 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along main park road between Crystal Springs and Ya-She 1008 Comment
  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
  POM257070  Bromus diandrus Virginia Long 1931-5-11 60 a Shasta Anderson; vacant lot 132 Comment
  HSC99958  Bromus hordeaceus J. P. Smith, & J. O. Sawyer 2011-6-15 13212 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  JEPS69195  Bromus hordeaceus J. W. Blankinship 1911-5-31 5 Shasta Redding Comment
  CAS-BOT-BC162139  Bromus orcuttianus L. E. Smith 1914-7-4 735 Shasta Unspecified. Comment
  UCD59242  Bromus orcuttianus R. J. Day 1962-9-26 3 Shasta Latour State Forest. 1676 Comment
  UCD59515  Bromus rubens V. P. Osterli 1950-5-3 s.n. Shasta Shasta County. Comment
  CHSC84069  Bromus sterilis Lowell Ahart; John Dittes 2003-5-22 10189 Shasta South of a small 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
  UCD59241  Bromus suksdorfii A. A. Beetle 1941-6-30 2849 Shasta Larsen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  UCR206299  Bromus suksdorfii George K. Helmkamp, E. A. Helmkamp 2009-6-13 15005 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CDA36377  Bromus tectorum G. K. Helmkamp, E. A. Helmkamp 2009-6-13 15003 Shasta Southern Cascade Range Foothills; Wilson Hill Road, 2.4 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  CAS-BOT-BC161522  Bromus tectorum John Thomas Howell s.n. Shasta 5 miles east of Buckthorn Summit on road to Redding. Comment
  CAS-BOT-BC185528  Bromus vulgaris James Jokerst 1985-5-27 2370 Shasta Near Rock Creek. 943 Comment
  SEINET8463945  Calamagrostis koelerioides D. W. Taylor 1996-8-10 15885 Shasta Tamarack Lake, Trinity Mountains, in cirque above the lake Comment
  CAS-BOT-BC80460  Calocedrus decurrens Hans Leschke 1960-8-8 1741 Shasta below trail Ski Hut - Crumbaugh Lake 1981 Comment
  CHSC27766  Calochortus coeruleus Robin Ondricek 1978-4-22 16 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 621 Comment
  UC1609189  Calochortus coeruleus Vernon H. Oswald and Lowell Ahart 1993-5-12 5396 Shasta 0.6 mi e Shingletown-Manton Rd. (s of Shingletown, road to Grace Lake) 1645 Comment
  UCD139498  Calochortus coeruleus Beecher Crampton 1975-5-2 9180 Shasta Shasta Lake; south base of Horse Mountain. Comment
  UCD39215  Calochortus coeruleus Beecher Crampton 1953-4-30 1178 Shasta 9 miles west of Ono. Comment
  SEINET8349012  Calochortus longebarbatus Frank Callahan 1995-7-16 Shasta Shasta County, off Hwy 89. 1280 Comment
  SEINET7072999  Calochortus luteus A. G. Vestal 1963-5-31 s.n. Shasta About 3.8 miles northeast of Balls Ferry on Cottonwood-Shinglstown Road [presently Ash Creek Road]. Coordinate datum: WGS84/NAD83. (UTM Zone 10, 572521mE, 4476867mN. Coordinate datum: NAD27). Comment
  UC423017  Calochortus monophyllus Franklin P. Nutting Shasta Morley's Station Comment
  RSA70367  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta Trail below camp; Thousand-Lake Basin. 1951 Comment
  JEPS61747  Calochortus superbus Alice Mary King May 1921 Shasta Anderson Comment
  UC1134521  Calochortus superbus P. L. Johannsen 1932-6-1 96 Shasta Hooten Gulch Redding Quad. 243 Comment
  UC3492  Calochortus superbus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UCR40025  Calochortus superbus Jones, Wallis, Billstrom 1985-5-12 75 Shasta County Road A16, 2 mi east of Platina 701 Comment
  UCR52375  Calochortus superbus R. James, S. Matthews, M. Goering 1985-5-12 115 Shasta County Road A16, c. 9 mi east of Platina Comment
  CAS-BOT-BC494328  Calochortus superbus A. A. Heller 1905-5-25 7845 Shasta Redding Comment
  CAS-BOT-BC494330  Calochortus superbus J. D. Jokerst 1985-6-5 2413 Shasta South of and adjacent to Walker Mine Rd ca. 100 meters east of powerline crossing and unnamed creek. Several miles north of Redding, just north of Walker Mine 274 Comment
  CAS-BOT-BC494333  Calochortus superbus L. E. Smith 1913-5-28 323 Shasta Anderson Comment
  CHSC25126  Calochortus tolmiei Paul Lyman 1970-4-25 22 Shasta Open Triangle Ranch; Whitmore. At north entrance to ranch from Triangle Road. Comment
  CHSC59623  Calochortus tolmiei Lorna K. Lilly 1989-4-21 19 Shasta Vicinity of O'Brien. Ca. 13 mi n of Redding, 0.5 mi e of Hwy I5, 0.3 mi w of Bailey Cove Campground. 341 Comment
  CHSC78105  Calochortus tolmiei Terry Nelson 1998-4-11 240 -18 Shasta 2.2 mi sw of Whiskeytown and 0.3 mi e of Brandy Creek. 445 Comment
  UC422994  Calochortus tolmiei Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 1066 Comment
  CAS-BOT-BC494005  Calochortus tolmiei Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  RSA369077  Calochortus vestae Alice Eastwood 1912-7-11 795 Shasta Goose Valley Comment
  CAS-BOT-BC175771  Caltha leptosepala Elmer I. Applegate 1929-6-20 5773 Shasta East base of Lassen Peak Comment
  CAS-BOT-BC175772  Caltha leptosepala Roxana S. Ferris; Laura Lorraine 1941-8-10 10452 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  CAS-BOT-BC273385  Calycadenia fremontii John Thomas Howell 1969-8-4 45875 Shasta About 9 miles northeast of Cottonwood Comment
  JEPS14022  Calycadenia fremontii Roxana S. Ferris 1955-7-11 12964 Shasta just w of Round Mt., on U.S. Highway 299 U.S. Highway 299 Comment
  UC1553537  Calycadenia fremontii E. Dean 1988-7-14 135 Shasta near, Shasta City Goose Valley Ranch (w of train tracks) 792 Comment
  UC179516  Calycadenia fremontii A. A. Heller 1914-8-29 11747 Shasta 10 mi s, on the Pacific Highway Delta; Sacramento Canon Comment
  CAS-BOT-BC273350  Calycadenia fremontii H. M. Hall 1930-9-27 12904 Shasta 9.9 miles north of Redding Comment
  CAS-BOT-BC273353  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, east side of town 945 Comment
  RSA789308  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Rd, 0.8 mi S of its jct with Hwy 44, just S of Bascom Rd (S of Milleville). 192 Comment
  SEINET3863995  Calycadenia fremontii G. D. Carr 1971-8-31 649 Shasta Gibson Rd and I-5 jct, 16 mi S of Dunsmuir.; 0 519 Comment
  SEINET3873449  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.; 0 465 Comment
  UCD129774  Calycadenia fremontii R. L. Carr 1978-9-12 2203 Shasta East of Anderson, 0.8 mile south of Aoudad Drive on CR A17, 2.1 miles south of Wildcat Road (to Black Butte). 198 Comment
  JEPS17973  Calycadenia truncata George B. Rossbach 1954-9-19 519 Shasta about 12 mi n of, Route 99 at Pit River (here flooded by Shasta Lake Dam) Redding; Pit River Comment
  CAS-BOT-BC272734  Calycadenia truncata subsp. truncata A. A. Heller 1916-7-23 12495 Shasta Between the McCloud and Sacramento rivers Comment
  CAS-BOT-BC90969  Calycanthus occidentalis L. R. Abrams 1922-8-7 9922 Shasta Mears Creek near Castella. Comment
  CAS-BOT-BC90970  Calycanthus occidentalis L. R. Abrams 1922-8-7 9922 Shasta Mears Creek near Castella. Comment
  CAS-BOT-BC90980  Calycanthus occidentalis Geo. B. Grant 1902-9-18 s.n. Shasta Redding. Comment
  JEPS87080  Calycanthus occidentalis J. Kierstead 1991-6-7 91 -56 Shasta w side Shasta Lake ((accessible by boat, not road) old road bed leading to Golinsky Mine); Shasta Lake Ranger District 457 Comment
  UC854797  Calycanthus occidentalis C. L. Hitchcock 1940-5-20 6503 Shasta 25 mi e Redding Comment
  UCR25993  Calycanthus occidentalis John C. Roos 1948-8-30 3925 Shasta Castle Crag Comment
  HSC38731  Calyptridium monospermum J. P. Smith, J. O. Sawyer 1975-6-23 8304 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  JEPS128437  Calyptridium monospermum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -028 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  UCD100389  Calyptridium monospermum G. F. Hrusa; T. D. Wilfred 1996-6-10 12960 Shasta Lassen National Forest. Along USFS S16, approx. 1 mile N of Hwy 44 at the intersection. 1635 Comment
  JEPS57390  Calyptridium umbellatum L. R. Heckard with T. I. Chuang 1968-7-2 1964 A Shasta 7 mi n of La Moine (along w side of Sacramento River); Sacramento River 457 Comment
  UC1136678  Calyptridium umbellatum C. R. Clar Jul 1930 100 Shasta Tophet Spring; Lassen National Park, Tophet Spring 2133 Comment
  JEPS104435  Calystegia atriplicifolia subsp. buttensis Martin J. Lenz 2003-6-16 21 Shasta approx 1.33 mi NE of Hillcrest CDF Fire Station, along C-line logging road 1119 Comment
  CAS-BOT-BC221218  Calystegia malacophylla subsp. malacophylla H. D. Ripley; R. C. Barneby 1948-7-6 9644 Shasta Castle Rock 640 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
  UC23145  Calystegia occidentalis subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-4 Shasta Fall River Valley Comment
  POM260072  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mile above Burney Falls Comment
  UC1537658  Camissonia contorta Gordon H. True Jr. 1938-5-25 922 Shasta near Lake Britton 609 Comment
  UCD103276  Camissonia contorta A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  POM254335  Camissonia contorta Alice Eastwood, John Thomas Howell 1940-6-11 7955 Shasta Near McArthur. Comment
  SEINET10463145  Campanula prenanthoides John G. Lemmon Lemmon s.n. Shasta NEAR SHASTA Comment
  SEINET10463190  Campanula prenanthoides Verne E. Grant, A. D. Grant 1947-7-13 Grant 8029 Shasta Ca. 2.9 mi E of Hatchet Cr. on Hatchet Mtn. Comment
  SEINET10463223  Campanula prenanthoides Smith 1913-6-25 Smith 409 Shasta BAIRD Comment
  SEINET10905894  Campanula prenanthoides Drew DREW s.n. Shasta Squaw Creek Ranger Station Comment
  SEINET10463394  Campanula scabrella Unknown 1978-8-1 Showers 4218 dws Shasta Summit of Loomis Peak, Lassen Volcanic National Park 2438 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
  JEPS62340  Campanula shetleri L. R. Heckard with R. C. Bacigalupi 1966-6-14 1525 Shasta about 0.2 mi s Castle Dome; Castle Crags 1432 Comment
  RSA113767  Cardamine bellidifolia George W. Gillett 1953-8-6 313 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park. 2805 Comment
  RSA66100  Cardamine bellidifolia F. W. Peirson 1926-6-23 6847 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  UCD114167  Cardamine bellidifolia D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 822 Comment
  CHSC38100  Cardamine bellidifolia var. pachyphylla R. E. Preston 1983-8-6 409 Shasta Within 5 to 15 ft of snowbanks; Bumpass Mtn, Lassen Volcanic National Park. 2590 Comment
  CHSC48316  Cardamine bellidifolia var. pachyphylla Vernon Oswald 1986-7-30 2261 Shasta Lake Helen, Lassen Volcanic National Park. Near the lake. 2487 Comment
  CHSC75260  Cardamine californica var. cardiophylla Vernon H. Oswald 1999-4-19 9691 Shasta Bailey Cove Trail at Shasta Lake. Along the north section of the trail, which parallels the south side of Bailey Cove. 335 Comment
  JEPS53392  Cardamine californica var. integrifolia Milo S. Baker 1900-5-2 Shasta Cow Creek Canyon Comment
  UC1736727  Cardamine nuttallii Dean W. Taylor 1993-3-18 13306 Shasta Ponderosa Way 0.4 miles S of crossing of South Cow Creek 838 Comment
  JEPS104357  Cardaria chalepensis Lowell Ahart 2003-5-22 10194 Shasta Meadow south the wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CDA6823  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta West side of I-5, 0.25 mile south of overpass of Flume Creek road, 4 miles south of Castella. 0 Comment
  CDA21169  Carduus pycnocephalus K. Martyn 2007-4-1 PDR 1361253 Shasta Cascade Range; Along Sacramento River in the Yana Trail area. 0 Comment
  CHSC82698  Carex amplifolia L. P. Janeway 2001-7-8 7274 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC17958  Carex angustata Harold Bailey; Virginia Bailey 1948-8-27 2902 b Shasta Lassen Volcanic National Park. Hat Creek Road to Badger Flat. 1920 Comment
  CAS-BOT-BC17948  Carex angustata Hans Leschke 1958-9-30 1574 b Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  CAS-BOT-BC17959  Carex angustata George Wilson Gillett 1957-8-11 1044 Shasta Lassen Volcanic National Park. Shores of Hat Lake, near inlet. 1965 Comment
  CHSC53562  Carex athrostachya L. P. Janeway 1984-9-22 1163 Shasta Lassen Volcanic N. P. Dersch Meadows (north of Summit Lake). 2042 Comment
  SEINET7551508 Image available Carex barbarae L. P. Janeway 2006-5-17 8603 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. Ono 7.5' quad. Comment
  HSC48643  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19108 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UCD140195  Carex brainerdii G. F. Hrusa; T. D. Wilfred 1996-6-11 13004 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  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
  UC1100421  Carex comosa Malcolm A. Nobs, S. Galen Smith 1949-7-20 1041 Shasta ca. 3 mi e McArthur (e side of Big Lake); Big Lake Comment
  POM266090  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC111062  Carex feta Barbara L. Wilson; Peter Zika 2011-8-7 16818 b Shasta Highway 89 a little south of Ponderosa Way; UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. 1256 Comment
  CAS-BOT-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
  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
  UC1598402  Carex illota Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4442 Shasta at margins of Kings Creek and overhanging it Lassen Volcanic National Park, Upper Kings Creek Meadow Comment
  CHSC41156  Carex inops subsp. inops L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1208 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). From along an old logging road. 1508 Comment
  JEPS103791  Carex inops subsp. inops Martin J. Lenz 2003-6-2 11 Shasta N side of Clark Creek, approx. 100 ft above creek, along N side of 150H road, approx. 0.28 mi from H-line (Clark Creek Road) 1441 Comment
  SEINET7562444 Image available Carex integra F. J. Hermann 1972-5-17 24778 Shasta 21 miles S McCloud. Comment
  HSC97776  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2474 Shasta Fall River, Fall River Power Station 900 Comment
  SEINET2044696 Image available Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2486 Shasta Hat Creek Valley, Hwy 89, 2.3 roadmiles N of Bridge Campground. 1000 Comment
  JEPS96846  Carex lasiocarpa var. americana Dean W. Taylor 1999-8-13 17332 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  UC1149880  Carex lenticularis var. impressa Harold and Virginia Bailey 1948-8-27 2917 Shasta near Badger Flat road crossing; Lassen Volcanic National Park, Hat Creek 1920 Comment
  CAS-BOT-BC31422  Carex leporinella Hans Leschke 1959-8-8 1627 Shasta Cold Boiling Lake 2257 Comment
  CAS-BOT-BC31424  Carex leporinella Hans Leschke 1960-8-5 1687 Shasta Little Bear Lake. 2057 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
  CAS-BOT-BC31512  Carex luzulifolia Hans Leschke 1954-9-20 s.n. Shasta Terrace Lake 2354 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
  CAS-BOT-BC31598  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek 1981 Comment
  CAS-BOT-BC31599  Carex luzulina var. luzulina William Bridge Cooke 1939-7-7 13629 Shasta In the bog formed by the lower Wagon Camp Springs. 1737 Comment
  SEINET10711244  Carex mariposana David Castaner 1971-8-17 Castaner 1904 Shasta Lassen Volcanic National Park; in spray zone of rushing brook; moist. 2042 Comment
  CAS-BOT-BC31941  Carex microptera George Wilson Gillett; Hans Leschke 1957-7-13 779 Shasta Lower Kings Creek Meadow. 2194 Comment
  HSC48642  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19109 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  HSC48648  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19086 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  SEINET12769914  Carex multicaulis R. C. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about 1/2 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5.; 0 424 Comment
  SEINET10338260  Carex multicostata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-1 2168 Shasta Shasta-Tehama [County line] 1.2 mi N of South entrance to Lassen Volcanic National Park, Rte 89 Comment
  SEINET7568513 Image available Carex multicostata Ray Tallent 1987-8-17 948 Shasta Lassen National Park, Kings Creek Meadows. 2299 Comment
  CAS-BOT-BC119894  Carex nebrascensis Hans Leschke 1959-8-2 1590 Shasta Manzanita Lake Comment
  SEINET10711449  Carex nervina David Castaner 1971-8-17 Castaner 1898 Shasta Cascade Range; Lassen Vol NP; along water course on Hat Creek trail going up to Paradise Meadow. 2134 Comment
  CHSC60437  Carex nigricans Mary Ann Showers 1992-6-28 2686 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  UC2015833  Carex nigricans Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4426 Shasta Lassen Volcanic National Park. Emerald Lake. Comment
  HSC48106  Carex nudata D. H. Norris, F. J. Hermann 1972-5-17 22577 Shasta Along Clear Creek at Damnation Creek 1037 Comment
  HSC48641  Carex pachystachya D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19111 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CAS-BOT-BC119196  Carex pachystachya Hans Leschke 1960-8-5 1708 Shasta Lower Twin Lake. 1996 Comment
  CHSC93212  Carex pellita R. Fischer 2005-5-19 629 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along water edge of outer Horr Pond, southern island ring. 1007 Comment
  UCD140722  Carex pellita Scott McArthur 1924-7-1 s.n. Shasta Tule River field. Comment
  UC711904  Carex raynoldsii Roxana S. Ferris and Laura Lorraine 1941-8-10 10470 Shasta near Summit Lake; Lassen National Park 2042 Comment
  UC2015886  Carex raynoldsii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4441 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. In the upper meadow. Comment
  HSC48225  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19139 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC118150  Carex rossii John Thomas Howell 1960-8-22 36408 Shasta Pond north of Summit Lake 2042 Comment
  CAS-BOT-BC118272  Carex scopulorum var. bracteosa Hans Leschke 1959-8-8 1629 Shasta Cold Boiling Lake Comment
  RSA88779  Carex scopulorum var. bracteosa F. W. Peirson 1932-7-15 10115 Shasta Wet margin of upper lake at east foot of Magee, Thousand-Lake Basin. 2195 Comment
  CAS-BOT-BC28348  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1089 Shasta Vegetation mats on South shore of Emerald Lake. 2468 Comment
  CAS-BOT-BC117757  Carex simulata Hans Leschke 1959-8-8 1625 Shasta Cold Boiling Lake. 2257 Comment
  CAS-BOT-BC117826  Carex specifica Hans Leschke 1954-9-24 s.n. Shasta Kings Creek Camp Grounds. 2240 Comment
  SEINET7575737 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45267 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2835 Comment
  SEINET7575738 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45265 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2530 Comment
  HSC48645  Carex subfusca D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19106 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UCD123157  Carex subfusca Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7407 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC115878  Carex subfusca John Thomas Howell 1934-7-5 12424 Shasta Burney Comment
  CAS-BOT-BC115426  Carex utriculata W. B. Cooke; V. G. Cooke 1976-10-6 53156 Shasta Manzanita Lake Trail, Lassen Volcanic National Park. Lake shore. 1828 Comment
  CAS-BOT-BC115431  Carex utriculata Hans Leschke 1945-9-15 s.n. Shasta Mt Lassen: Echo Lake Comment
  CAS-BOT-BC115182  Carex vernacula Hans Leschke 1954-9-20 s.n. Shasta Terrace Lake 2354 Comment
  CAS-BOT-BC279920  Carex vulpinoidea Peter F. Zika 2012-6-23 25925 Shasta Near shore of McCloud Reservoir; Cascade Range Highlands (CaRH) 830 Comment
  CHSC110724  Carex vulpinoidea Dean Wm. Taylor 2010-6-22 20898 b Shasta Anderson, along Lone Tree Road at Panorama Point 135 Comment
  CHSC55293  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Battle Creek Wildlife Area. Floodplain flats on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. 120 Comment
  JEPS28351  Carex whitneyi George W. Gillett 1957-7-13 783 Shasta Lower Kings Creek Meadow; near start of trail to Bench Lake 2194 Comment
  CAS-BOT-BC114883  Carex whitneyi Hans Leschke 1954-7-5 s.n. Shasta Hat Lake 1965 Comment
  CAS-BOT-BC248983  Castilleja Alice Eastwood; John Thomas Howell 1934-4-21 1809 Shasta Between Lemoine and Delta Comment
  CAS-BOT-BC249021  Castilleja Ella Dales Cantelow 1940-5-31 4385 Shasta N.E. of Days Old Station Comment
  JEPS122369  Castilleja applegatei Joseph Broberg, Nick Dove 2012-7-26 CA 320 -114 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road until it merges with Bald Mountain road. Collection site is on basalt outcrop on South of the road, in a burned and logged area Comment
  HSC72329  Castilleja applegatei subsp. martinii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9608 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  HSC75070  Castilleja applegatei subsp. pinetorum J. P. Smith, Thomas W. Nelson 1978-7-23 10060 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  JEPS23286  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. L. Stebbins and Friedrich Ehrendorfer 1959-6-30 7177 Shasta 0.75 mi n Devils Rock (in canyon of Low Pass Creek, drainage of Squaw Creek, n of Pit River arm of Shasta Lake) 457 Comment
  JEPS29554  Castilleja applegatei subsp. pinetorum John Thomas Howell 1960-8-19 36181 Shasta Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UC1034019  Castilleja applegatei subsp. pinetorum Francis W. Pennell 1940-7-20 26209 Shasta 3 mi s Hat Creek (Route 89) 1158 Comment
  UC885329  Castilleja applegatei subsp. pinetorum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain; Lassen Volcanic National Park 2743 Comment
  UCSB12958  Castilleja applegatei subsp. pinetorum Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Panther Meadow, Mt. Shasta 2316 Comment
  UC1034010  Castilleja arachnoidea Francis W. Pennell 1940-7-22 26234 Shasta Mount Lassen ridge Mount Lassen (Route 89); Lassen National Park 2316 Comment
  UC1036216  Castilleja arachnoidea George W. Gillett 1953-8-20 333 Shasta 0.5 mi above Lassen Peak Highway (Cliff Lake trail); Lassen Volcanic National Park 2072 Comment
  LA212184  Castilleja arachnoidea James R. Shevock; 1972-7-25 2214 Shasta Upper Kings Meadows Lasssen Natl. Park. 2255 Comment
  SEINET3449112  Castilleja attenuata Lowell Ahart, John Dittes 2003-5-12 10161 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  JEPS128764  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21410 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  JEPS23789  Castilleja lacera Rimo Bacigalupi with G. T. Robbins 1959-4-22 7029 Shasta 3.5 mi e Redding (just of Enterprise, drainage of Churn Creek); Churn Creek 161 Comment
  SJSU1581  Castilleja lacera C. W. Sharsmith 1954-6-23 6181 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  CAS-BOT-BC251916  Castilleja lemmonii A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  CAS-BOT-BC251924  Castilleja lemmonii Hans Leschke 1961-8-15 1818 Shasta Twin Meadows, southern part 2057 Comment
  JEPS6870  Castilleja lemmonii George Gillett 1952-8-26 Shasta Kings Creek, upstream from Kings Creek highway crossing Kings Creek; Lassen Volcanic National Park 2255 Comment
  JEPS9326  Castilleja lemmonii George W. Gillett 1953-7-22 289 Shasta Upper Kings Creek Meadow Lassen Volcanic National Park (adjacent to Lassen Peak Highway) 2225 Comment
  UC1036304  Castilleja lemmonii George W. Gillett 1952-8-17 204 Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2240 Comment
  UC1544791  Castilleja lemmonii Almut G. Jones 1986-8-25 7270 Shasta Kings Creek Meadow Mount Lassen Volcanic National Park (near creek) 2400 Comment
  UC1036286  Castilleja miniata George W. Gillett 1952-7-29 116 Shasta vicinity (above) Hat Lake (border of Paradise Meadow); Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  UC485784  Castilleja miniata H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake (Mt. Lassen); Mt. Lassen 1981 Comment
  SBBG21821  Castilleja miniata subsp. miniata D. Myrick 1964-7-22 900 Shasta trail to Paradise Meadow from Hat Lake 2072 Comment
  UC886489  Castilleja tenuis Alice Eastwood Jun 29 1912-Jul 11 1912 957 Shasta Goose Valley Comment
  RSA695740  Ceanothus Wm Taylor 1995-4-25 14849 Shasta near Whitmore; along Tamarak Road 0.4 miles east of junction with Withmore Road. 869 Comment
  CHSC90311  Ceanothus arcuatus L. P. Janeway 2001-5-28 7088 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  HSC101863  Ceanothus cordulatus J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13388 Shasta Along East County Line Road. 1384 Comment
  CAS-BOT-BC48385  Ceanothus cuneatus Alice Eastwood 1912-6-29 1001 Shasta Goose Valley Comment
  CAS-BOT-BC49027  Ceanothus cuneatus Joseph J. Waner 1968-9-24 367 Shasta .5 m. e. of 297 int. with 89 near Burney Falls Comment
  UC1070943  Ceanothus cuneatus var. cuneatus H. R. Josephson 1933-6-21 22 Shasta Clear Creek Rd Weaverville quad 365 Comment
  UCSB22670  Ceanothus cuneatus var. cuneatus Favere, R. 1968-3-26 Shasta On Gibson road, 30 miles north of Redding, off Highway U.S. 5, Cascade Mountains. 579 Comment
  CAS-BOT-BC63630  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta Foothills of Mountains. 25 mi. e. of Redding. Comment
  CHSC89690  Ceanothus integerrimus R. Fischer; J. Marr 2004-8-15 367 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end, E side, Big Lake. 1010 Comment
  HSC60186  Ceanothus integerrimus J. P. Smith 1976-5-22 8811 Shasta French Gulch-Carrville Rd. 732 Comment
  UC1070734  Ceanothus integerrimus H. R. Josephson 1933-5-26 7 Shasta Along Kennett Rd Redding quad. 670 Comment
  UCR205997  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14935 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
  UC73360  Ceanothus integerrimus Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  CAS-BOT-BC51077  Ceanothus integerrimus var. macrothyrsus D. M. Ilch; Rene Bollaert 1935-9-11 s.n. Shasta Near Squaw Creek, Kennett area Comment
  RSA400264  Ceanothus integerrimus var. macrothyrsus Ed Wilson 1970-5-22 s.n. Shasta Along Gilman road as it winds along the eastern slopes of Hirz Mtn, W of McCloud River arm of Shasta Lake. 366 Comment
  CAS-BOT-BC50614  Ceanothus lemmonii W. R. Dudley 1893-6-20 s.n. Shasta Castle Lake Trail, near Mt. Shasta Comment
  RSA63066  Ceanothus lemmonii L. S. Rose 1950-5-7 50013 Shasta Near Lamoine 366 Comment
  UC1602381  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  UC942902  Ceanothus lemmonii Lewis S. Rose 1950-5-7 50013 Shasta near Lamoine Comment
  HSC92487  Ceanothus lemmonii N. Wynne, M. Peckham, J. Bamesberger 1994-4-10 14 Shasta 3.9 mi NE of Hwy. 36 on A16 Comment
  CAS-BOT-BC541481  Ceanothus pinetorum D. H. Wilken; E. Painter 2004-6-8 16193 Shasta 0.8 km N of Buckhorn Bally, on road to Buckhorn Summit 1405 Comment
  CAS-BOT-BC52067  Ceanothus prostratus Carl B. Wolf 1941-7-24 11066 Shasta 2.3 mi. above (SW. of) Hat Creek Ranger Station on rd. to Burney Spring 1219 Comment
  HSC40191  Ceanothus prostratus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3151 Shasta Along Hwy. 44, 2 mi E of Shingletown Comment
  UC1071271  Ceanothus prostratus P. L. Johannsen 1932-6-27 147 Shasta 1 mi n Ox Gulch; Weaverville Quad. 1127 Comment
  UC1543758  Ceanothus prostratus Harold and Virginia Bailey 1948-8-27 2845 Shasta Lassen Volcanic National Park, Loop Road about 3 mi E of Manzanita Lake 1828 Comment
  SBBG4464  Ceanothus prostratus var. prostratus M. Van Rensselaer 1941-4-12 1664 Shasta Hwy 299, about 0.25 mi E of jct with Hwy 89 Comment
  CDA20733  Centaurea X moncktonii C. Pirosko 2006-8-23 PDR 1303863 Shasta G-line nearest Montgomery Creek between Montgomery Creek and Burney. Comment
  JEPS121425  Centaurea diffusa Zachary Voigtman 2013-8-5 2013 -013 Shasta South Fork Mountain, growing in roadside landing/pullout. Approximately 1.4 mile past second switchback on Forest Service Road 1N24. Comment
  CDA20735  Centaurea squarrosa C. Pirosko 2006-8-22 PDR 1303865 Shasta 0.3 miles south of Hwy. 299 on Bootleg Rd. opposite Big Bend turnoff. Near Montgomery Creek Comment
  JEPS91314  Centaurium muehlenbergii Dean W. Taylor 1993-6-16 13673 B Shasta Sunny Hill Road, ca. 3 mi W of Ono 518 Comment
  JEPS46371  Centaurium venustum J. W. Blankinship 1911-6-5 Shasta Olinda Comment
  UC762801  Centaurium venustum Robert F. Hoover 1936-5-22 1202 Shasta 3 mi e Redding Comment
  UC878340  Centaurium venustum Lewis S. Rose 1940-6-10 40482 Shasta 9 mi ne Redding; Bella Vista 466 Comment
  UC61682  Centromadia fitchii Geo. B. Grant 1902-9-1 5272 Shasta Redding 0 Comment
  CAS-BOT-BC222970  Cephalanthus occidentalis L. E. Smith 1913-1-1 s.n. Shasta Unspecified Comment
  CAS-BOT-BC222973  Cephalanthus occidentalis L. E. Smith 1913-7-23 483 Shasta Kennet [Kennett] Comment
  RSA93396  Cephalanthus occidentalis F. W. Peirson 1923-7-20 3859 Shasta 10 miles S of Redding. Comment
  UC1125653  Cephalanthus occidentalis P. L. Johannsen 1932-6-29 153 Shasta 2 miles N. of Redding Comment
  UCSB25852  Cephalanthus occidentalis Sager, V. 1961-7-9 Shasta Far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 Comment
  SDSU9276  Cephalanthus occidentalis var. californicus Harvey 1938-8-15 2359 Shasta Near Redding, W. S. 299 Comment
  UCR7816  Cephalanthus occidentalis var. californicus Wm. Horn Jr. 1965-8-19 650819- 01 Shasta Redding, 1 mi. west of Hwy 99 and 3 mi. south of center of town 183 Comment
  JEPS51342  Cerastium glomeratum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CHSC8778  Ceratophyllum demersum S. Chulasmai 1966-4-30 18 Shasta Vernal pond (0.5 mile from Hat Creek River). Comment
  CAS-BOT-BC291611  Cercis occidentalis Camille F. Nowell 2012-7-17 50 Shasta Hwy 299; 3 mi SW of Ingot. 369 Comment
  CHSC57179  Cercis occidentalis L. L. Gordon 1991-4-21 18 Shasta Ca. 200 ft w of Crystal Creek Road, s bank of Willow Creek. 365 Comment
  CHSC99262  Cercis occidentalis Lowell 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
  HSC28127  Cercis occidentalis J. P. Smith 1972-3-19 5082 Shasta Along State Route 299 at Stillwater Creek Comment
  UCD162054  Cercis occidentalis D. O. Burge 2013-9-15 1418 Shasta United States Highway 5, roadside at exit to Flume Creek Road. 570 Comment
  UCSB24485  Cercis occidentalis Favero, R. 1968-3-25 Shasta On Vollmer turnoff road to Trinity Center; 28 miles north of Redding, Cascade Mountains 579 Comment
  CHSC88341  Cercocarpus ledifolius var. intermontanus R. Fischer; J. Marr 2004-5-24 224 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  CDA12938  Cercocarpus ledifolius var. ledifolius G. F. Hrusa 1996-5-2 12880 Shasta Lassen National Forest; Shrub, 2.5-3 meters tall near summit of basalt cliffs approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Flowers reddish. Uncommon here. Comment
  JEPS122355  Cercocarpus montanus Joseph Broberg, Jaycee Leonard 2012-10-17 CA 320 -135 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road for 1-2 miles. Collection is on both sides of the road Comment
  CAS-BOT-BC276747  Chaenactis douglasii var. douglasii H. M. Hall 1902-9-7 5120 Shasta Horse Camp, Mount Shasta Comment
  UCSB16063  Chaenactis glabriuscula 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
  UC31014  Chaenactis glabriuscula var. heterocarpha M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley 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
  UC1036242  Chaenactis nevadensis George W. Gillett 1952-8-2 146 Shasta summit area of Lassen Peak Lassen Volcanic National Park 3139 Comment
  UCD130433  Chaenactis nevadensis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5419 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  UC1181949  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta 4 mi w of Burney (along U. S. 299, California Forest and Range Experiment Station); California Forest and Range Experiment Station 1066 Comment
  CAS-BOT-BC141577  Chamaebatiaria millefolium W. R. Ernst 1957-8-9 200 Shasta About 5 miles north of Mt. Lassen National Volcanic Park on Highway 89 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
  UC54344  Chamaebatiaria millefolium H. M. Hall and E. B. Babcock June, 1903 4245 Shasta Sierra Nevada Mountains, north-eastern Shasta County Sierra Nevada Mountains 1219 Comment
  JEPS101213  Chamaesaracha nana Dean W. Taylor 1974-6-13 3690 Shasta 10 miles East of McCloud on Highway 89 1127 Comment
  JEPS9112  Chamaesaracha nana W. L. Jepson 1910-6-10 4109 Shasta near Lassen Peak (King Creek); King Creek 1676 Comment
  UC1548046  Chamaesyce serpyllifolia H. and H. Doppelbaur 1965-8-20 Shasta 100 km E of Redding (S of Hat Creek); Lassen National Forest Comment
  CHSC89632  Chamerion angustifolium subsp. circumvagum R. Fischer; J. Marr 2004-8-15 371 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake. Within 50 ft of shoreline. 1010 Comment
  JEPS60023  Cheilanthes gracillima Joseph Grinnell 1925-8-1 Shasta trail to Mt Lassen 2590 Comment
  JEPS60026  Cheilanthes gracillima W. L. Jepson 1927-6-22 12289 Shasta ridge n Hot Springs Valley; Lassen Peak 1828 Comment
  JEPS89856  Cheilanthes gracillima Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9603 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Big Bend 15' Quad, Pit R. Drainage, Yellow Slides 1127 Comment
  SEINET174990 Image available Cheilanthes viscida Marcus E. Jones 1897-7-8 Shasta Lassen's Peak. 1829 Comment
  JEPS94096  Chenopodium pumilio Vernon H. Oswald and Lowell Ahart 1998-9-8 9564 Shasta 1.3 mi. w. Hatchet Mt. Summit (Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi. w. of the 67 mi. post between Hillcrest and Burney) 1280 Comment
  JEPS58872  Chimaphila umbellata Jos. Grinnell 1928-6-30 Shasta Viola Rd. between Viola and Mineral (on Digger Creek); e. Shasta Co., Digger Creek 1371 Comment
  SBBG5350  Chimaphila umbellata H. and M. Dearing 1938-6-30 2206 Shasta W of Burney 1219 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
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  JEPS91071  Chorizanthe stellulata Dean W. Taylor 1993-5-25 13503 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  UCD99939  Chorizanthe stellulata W. Robert Powell 1981-6-10 2806 Shasta 7 miles east southeast of Redding, end of Little Meadow Lane. 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
  SEINET4023386 Image available Chrysanthemum segetum O. M. Clark 1947-1 14330 Shasta East of Redding. Comment
  JEPS100738  Cicendia quadrangularis Dean W. Taylor 1993-4-16 13346 Shasta Coleman Forebay 289 Comment
  JEPS46998  Cicendia quadrangularis J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  SD104422  Cichorium intybus Reid Moran 1978-6-25 26117 Shasta PFF ranch, west of Little Roaring Creek. 740 Comment
  UC1714521  Cichorium intybus P. L. Johannsen 1932-6-30 154 Shasta Redding Redding Quadrangle 304 Comment
  JEPS28569  Circaea alpina subsp. pacifica George W. Gillett 1957-7-11 709 Shasta 1/4 mi. above Manzanita Creek (on Chaos Crags Trail); Lassen Volcanic Nat'l Park, Chaos Crags Trail 1889 Comment
  UC511329  Circaea alpina subsp. pacifica Lyman Benson 1930-7-18 2208 Shasta e. Round Mt. (Hatchet Creek); N. Sierra Nevada, Hatchet Creek 1219 Comment
  CAS-BOT-BC285334  Cirsium andersonii Blanche Clear 1940-7-29 s.n. Shasta Manzanita Lake, Lassen Volcanic Park Comment
  OBI54133  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-24 23573 Shasta 1.1 mi E of Siskiyou County line along Hwy 89 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
  CAS-BOT-BC280357  Cirsium occidentale var. venustum John Thomas Howell 1952-6-13 28325 Shasta Bridge Bay, Shasta Lake 304 Comment
  CSUSB1499  Cirsium pastoris Michele Hill, Jack Hill 1973-7-8 S. N. Shasta Roadside, Highway 299, 7 miles west of Whiskey town Lake 914 Comment
  JEPS124648 Image available Cirsium pastoris S. Whipple 1967-7-12 073 Shasta 5.5 mi. South of Hat Creek Park on Hwy 299. Northwest slope of PIt River Gorge. Comment
  JEPS29577  Cirsium scariosum John Thomas Howell 1960-8-19 36185 Shasta summit ridge, Brokeoff Mountain; Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  CAS-BOT-BC439038  Cistanthe monosperma Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen Nat'l. Park. Comment
  CAS-BOT-BC228937  Cistanthe umbellata Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  CAS-BOT-BC172415  Clarkia borealis Alice Eastwood 1912-7-25 1430 Shasta Pitt to Baird Comment
  UC1461636  Clarkia borealis subsp. arida E. Small 1967-7-21 206 Shasta CA State Hwy 44 1.2 mi e intersection with County Road A17 (e of Redding, 7.7 mi w of Shingletown); ; E of Redding, Shasta Co. 518 Comment
  CHSC103207  Clarkia borealis subsp. borealis N. L. Jurjavcic; M. E. Keever 2007-7-11 Shasta Shasta-Trinity National Forest (PG and E Lease). Oak Mountain Road North. On both sides of road. 883 Comment
  JEPS90040  Clarkia borealis subsp. borealis Dean W. Taylor 1987-6-9 9039 Shasta on road to Hogback Lookout from Potem Creek (Bluejay Mountain, Pit River drainage); Bluejay Mountain, Pit River drainage 685 Comment
  CAS-BOT-BC162507  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta 25 miles east of Redding Comment
  CAS-BOT-BC163174  Clarkia lassenensis Margaret M. Hanna 1956-6-3 s.n. Shasta 62 mi. E. of Redding Comment
  CAS-BOT-BC163392  Clarkia purpurea subsp. purpurea Alice Eastwood 1912-7-25 1405 Shasta Pitt to Baird Comment
  UC524176  Clarkia purpurea subsp. viminea Elmer I. Applegate 1929-6-23 5836 Shasta Ingot Comment
  CAS-BOT-BC164960  Clarkia rhomboidea Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC70758  Clarkia rhomboidea L. P. Janeway 1995-6-23 4810 Shasta 3000 ft north of Bluejay Mountain; along Road 35N46 5.3 mi north of Fenders Ferry Road (Road 27). 929 Comment
  CHSC88358  Clarkia rhomboidea R. Fischer; J. Marr 2004-5-28 242 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ja-She. 1010 Comment
  CAS-BOT-BC164958  Clarkia rhomboidea W. A. Dayton 1913-6-15 257 Shasta Shasta National Forest. About 1/2 mi. s. of Gregg's Ranch 1280 Comment
  RSA60873  Clarkia rhomboidea Frank W. Gould 1939-5-26 741 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC451751  Claytonia lanceolata John Thomas Howell 1961-6-20 36568 Shasta Lassen Volcanic National Park. South slope of Diamond Peak 2255 Comment
  SEINET4087361  Claytonia lanceolata O. M. Clark 1947-1 14322 Shasta Lassen Peak, Lassen National Park. Comment
  UC852053  Claytonia nevadensis E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park 2286 Comment
  UCR77167  Claytonia parviflora subsp. parviflora G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7790 Shasta Slopes above Salt Creek 381 Comment
  CAS-BOT-BC440055  Claytonia perfoliata subsp. perfoliata Robin Schramm 1998-6-20 57 Shasta Redding, end of Salmon Creek Rd. Comment
  CHSC110801  Claytonia rubra subsp. rubra Dean Wm. Taylor 2013-4-25 21340 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  UCR206317  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2009-6-14 15022 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  HSC84323  Clematis lasiantha J. P. Smith, Thomas W. Nelson 1982-5-15 10433 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  CAS-BOT-BC91526  Clematis lasiantha A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 38 Shasta Beegum Creek Trail, along Highway 36 on the Shasta/Tehama border. 396 Comment
  CAS-BOT-BC92740  Clematis ligusticifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  UC422870  Clintonia uniflora Milo S. Baker 1898-7-9 415 Shasta Tamarack Road, near summit Tamarack Road Comment
  CHSC33009  Collinsia parviflora Richard K. McGaugh 1979-4-14 18 Shasta At north base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 250 m. s. of Castle Creek, near Castella. 621 Comment
  JEPS11706  Collinsia parviflora F. W. Pennell 1940-6-7 25721 Shasta 2-3 mi e McArthur Comment
  JEPS18879  Collinsia parviflora Geo. W. Gillett 1957-7-1 619 Shasta between Old Emigrant Trail and the Park Hwy, ca 100 yds n of Hwy and e of margin of Chaos Jumbles Noble Pass; Lassen Volcanic National Park 1877 Comment
  UC1112328  Collinsia parviflora Francia Chisaki with I. Tavares 1956-5-20 720 Shasta Burney Falls State Memorial Park 914 Comment
  UC1012178  Collinsia tinctoria Francis W. Pennell Jun 6 1940-Jun 7 1940 25702 Shasta 1 mi w of Montgomery Creek 609 Comment
  RSA296422  Collinsia torreyi George W. Gillett 1957-7-1 618 Shasta Old emigrant trail north of Noble Pass. Lassen Volcanic National Park. 1878 Comment
  OBI76963  Collinsia torreyi var. latifolia Anthony Baniaga 2011-7-7 424 Shasta Lassen Natl Forest. Intersection of 33N20 and 32N56. Swains Hole quad. T32N R5E sec 12 SW of NE 1631 Comment
  SBBG6892  Collinsia torreyi var. torreyi H. and M. Dearing 1938-6-23 2142 Shasta near Viola 1371 Comment
  HSC71917  Collomia diversifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5811 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  CDA39998  Collomia grandiflora T. C. Fuller 1963-7-15 10867 Shasta South side of Highway 299 to Fall River Mills, 4.0 miles east of Burney. 0 Comment
  CHSC9246  Collomia heterophylla G. Strausbaugh 1970-7-19 133 Shasta Left side of dirt road to Shasta Bally between road and Boulder Creek ca. 3.5 mi. east of summit. 457 Comment
  JEPS87567  Collomia heterophylla Vernon H. Oswald and Lowell Ahart 1994-5-12 6189 Shasta Sugarloaf Creek trail ca 0.2 mi n trailhead located on Lakeshore Drive (on w side of lake); Sacramento River arm of Shasta Lake 356 Comment
  UC932086  Collomia heterophylla Helen G. Bird 1948-5-8 19 Shasta on Hwy 99 15 mi n Shasta Dam; east bank of Sacramento River 304 Comment
  RSA275288  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest; along Clear Creek. 915 Comment
  SEINET2445718  Collomia heterophylla Jeffrey Huber 1971-6-10 291 Shasta 15 mi S of Weed, on I-5. Comment
  CHSC114670  Collomia tinctoria CDFA Staff 2000-5-9 Shasta Pit River. Comment
  UC1561085  Collomia tinctoria Dean W. Taylor 1988-6-24 8992 Shasta summit Grizzly Peak (steep rocky slopes); Big Bend 15' Quadrangle, Pit River Watershed 1905 Comment
  CAS-BOT-BC180410  Comandra umbellata subsp. californica Elmer I. Applegate 1929-6-18 5755 Shasta Pollock, Sacramento River, 20 miles above Redding Comment
  CAS-BOT-BC180413  Comandra umbellata subsp. californica D. B. McAllister 1918-4-29 31 Shasta Ydaloom Comment
  CHSC107413  Comandra umbellata subsp. californica Jake Ruygt 2009-5-24 5421 c Shasta McArthur-Burney Falls State Park. 852 Comment
  HSC85684  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1982-5-8 10372 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  HSC73401  Comandra umbellata subsp. californica L. Sieburth, Susan Ahrens, B. Potter 27 Shasta Turnoff to Basin Gulch. 793 Comment
  RSA70047  Corallorhiza maculata Frank W. Peirson 1932-7-12 10131 Shasta Thousand-Lake Basin. 1951 Comment
  JEPS57508  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2130 Shasta 1.2 mi n Highway 44 (along Inwood-Whitmore rd (Ponderosa Way)) 762 Comment
  JEPS86234  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1979-8-28 5161 Shasta along road to Shasta Dam (at Summit City); Summit City 304 Comment
  UC1239010  Cordylanthus pringlei Freed W. Hoffman 1949-7-19 3038 Shasta 1 mi west Regan Meadow Camp Comment
  CHSC116247  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16235 Shasta Lassen National Forest; Red Mountain, along road 34N19. 1434 Comment
  JEPS57206  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1967-8-14 1733 Shasta along trail to Castle Dome near junction of trail to Indian S[prings (Castle Crags State Park); Castle Crags State Park 1432 Comment
  UC412936  Cornus glabrata Milo S. Baker 1898-7-5 264 Shasta Oak Run Comment
  CAS-BOT-BC209847  Cornus glabrata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC209855  Cornus nuttallii C. A. Rose 1930-4-25 s.n. Shasta Near Redding Comment
  CAS-BOT-BC212045  Cornus nuttallii Roxana S. Ferris 1955-7-11 12962 Shasta W slope Hatchet Mt. grade at hatchet Creek Public Camp off U.S. Hwy. 299 1188 Comment
  CAS-BOT-BC212046  Cornus nuttallii Benj. Macomber 1954-7-1 s.n. Shasta Castella Comment
  JEPS121720  Cornus sessilis Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -064 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18. Comment
Read comments
Dec 4 2015
  UC1122800  Cornus sessilis A. E. Wieslander 1933-6-27 331 Shasta Whiskey Creek Weaverville Quad., Whiskey Creek Comment
  UC1585402  Cornus sessilis R. Raiche and K. Zadnik 1989-6-29 90177 Shasta ca. 2 mi. e. of its confluence with the Sacramento R. Whitlow Creek (n. of Sacramento Arm, Shasta Lake) 305 Comment
  UC1576782  Corydalis caseana subsp. caseana Dean W. Taylor 1990-8-22 11497 Shasta ca. 2 mi. s. Dry Lake (Burney Creek at crossing of Pacific Gas Pipeline, w. of Burney Mt. 7 1/2' quadrangle); Modoc Plateau, Burney Creek 1426 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
  CAS-BOT-BC290468  Crepis acuminata J. P. Moore No date on label T Shasta Summit Comment
  CHSC93337  Crepis bakeri R. Fischer 2005-5-23 483 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road. This mdw. area is near the old McArthur Swamp lands. 1013 Comment
  RSA712551  Crepis bakeri R. Fischer 2005-5-23 0483 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road, near the old McArthur Swamp lands 1014 Comment
  JEPS89538  Crepis intermedia Dean W. Taylor 1974-6-12 3688 Shasta on summit near lookout Hirtz Mt. 1066 Comment
  UC53893  Crepis intermedia H. M. Hall and E. B. Babcock June, 1901 4226 Shasta lava beds of ne Shasta Co. Sierra Nevada Mountains 1219 Comment
  UC895335  Crepis occidentalis C. L. Hitchcock 1940-5-26 6626 Shasta hillside 2 mi w Fall River Mills 1341 Comment
  POM17705  Crepis occidentalis subsp. conjuncta Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC290758  Crepis occidentalis subsp. occidentalis Alice Eastwood; John Thomas Howell 1940-6-11 7932 Shasta Near Fall River Mills Comment
  CAS-BOT-BC290834  Crepis occidentalis subsp. pumila G. D. Hanna; M. M. Hanna 1956-6-3 s.n. Shasta Highway 299 east of Redding Comment
  JEPS16587  Crucianella angustifolia A. A. Beetle 1944-5-29 3014 Shasta near Igo (w of Redding) Comment
  RSA565003  Crucianella angustifolia D. W. Taylor, R. E. Palmer 1988-5-5 9621 Shasta Woodman Creek along highway 299. 1.2 miles east from crossing of Salt Creek. 192 Comment
  HSC10090  Crypsis schoenoides D. E. Anderson 1962-8-5 2288 Shasta Lower Salt Creek campground Comment
  RSA669991  Cryptantha crinita M. S. Baker 1900-4-29 s.n. Shasta Bed of Stillwater Creek Comment
  UC1576754  Cryptantha crinita Dean W. Taylor 1988-5-2 9596 Shasta 0.2 mi downstream Twin Bridges on Dersch Road; Sacramento Valley, Millville Plains, Dry Creek 140 Comment
  UC402816  Cryptantha intermedia Milo S. Baker 1896-5-8 25 Shasta Four Corners, Millville Road Four Corners Comment
  HSC103650  Cryptantha milobakeri Thomas W. Nelson, Jane Nelson 1982-5-15 6885 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  SEINET10455958  Cryptantha milobakeri Katherine L. Morris 1973-5-25 Morris 261 Shasta Collected at the junction of Hwy 299 and 89 on Hwy 89, in an area of yellow pine and oak. Comment
  HSC103596  Cryptantha simulans Thomas W. Nelson, Jane Nelson 1986-6-23 8135 Shasta Along State Route 44, .7 mi. from Old Station near foot of steep grade Comment
  CHSC66323  Cryptantha torreyana V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallsheer 1996-7-1 7917 Shasta High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1249 Comment
  UC569955  Cryptogramma cascadensis H. A. Jensen 1934-10-6 385 Shasta Bumpas Peak; Paynes Creek Quadrangle 2651 Comment
  CAS-BOT-BC70516  Cryptogramma cascadensis Hans Leschke 1956-9-22 s.n. Shasta Terrace Lake 2354 Comment
  CAS-BOT-BC85645  Cupressus bakeri Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  RSA21071  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  RSA21072  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  RSA25722  Cupressus bakeri C. B. Wolf 1941-7-25 11067 Shasta 0.5 miles SW if Cypress Campground, about 3 miles S of Hat Creek Ranger Station to Burney Spring Road 1524 Comment
  RSA300573  Cupressus bakeri John Dourley, Wisura 1982-10-14 3865 Shasta 9.3 miles W of Hwy 89 at Hat Creek Ranger Station, toward Burney Springs Comment
  SEINET10531425  Cupressus bakeri Warren H. Wagner, George A. Zentmyer 1938-7-9 Wagner 3204 Shasta Burney Springs. Sandy soil of rocky outcrops. 1465 Comment
  CAS-BOT-BC80740  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown 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
  RSA40890  Cupressus macnabiana C. B. Wolf 1944-10-28 11474 Shasta 1 mile from Whiskeytown on road to Redding, above Clear Creek 305 Comment
  RSA6532  Cupressus macnabiana Elmer I. Applegate 1922-9-19 3453 Shasta Near Whiskeytown Comment
  UC1179017  Cupressus macnabiana Herbert L. Mason 1932-7-21 7113 Shasta hills w Redding Comment
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Oct 13 2006
  RSA85828  Cupressus macnabiana F. W. Peirson 1932-7-16 10302 Shasta At end of road going to Thousand-Lake Basin 1524 Comment
  CDA5583  Cuscuta approximata var. urceolata T. C. Fuller 1958-8-13 2067 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  UCD121388  Cycladenia humilis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 317 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. Comment
  SJSU3760  Cycladenia humilis C. W. Sharsmith 1963-6-11 7055 Shasta S slope Hat Mt, Lassen Volcanic National Park, southeastern Shasta County 2133 Comment
  JEPS28572  Cycladenia humilis var. humilis George W. Gillett 1957-7-11 713 Shasta slopes on Chaos Crags above Crater Lake; Lassen Volcanic Nat'l Park, Chaos Crags 2072 Comment
  UC22936  Cycladenia humilis var. humilis W. H. Brewer 1448 Shasta Mt. Balley Comment
  UC501433  Cycladenia humilis var. humilis Frank W. Peirson 1932-7-12 10197 Shasta s. of Burney (along rim of Red Crater); 1000-Lake Basin, Red Crater 2072 Comment
  JEPS89929  Cymopterus terebinthinus var. californicus Dean W. Taylor 1992-4-19 12600 Shasta 0.5 mi. e. Squaw Creek Fire Control station (along Forest Rd. 27); Shasta Lake Region, Squaw Creek canyon 533 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
  CDA5634  Cynoglossum officinale T. C. Fuller 1967-6-27 16035 Shasta Hillside east of road to McCloud Reservoir, 6 mile south of McCloud in north Shasta County. 0 Comment
  RSA190719  Cynoglossum officinale T. C. Fuller 1967-6-27 16035 Shasta Hillside E of road to McCloud Reservoir, 6 miles S of McCloud. Comment
  SEINET4070354  Cynoglossum officinale C. Davidson 1975-1 2646 Shasta 3 miles south of Dickson Flat on Highway 89. 1219 Comment
  RSA624903  Cyperus eragrostis Paul Gallian, B. J. Cox 1971-6-10 704 Shasta 5 miles north of Redding on I-5 Comment
  CHSC63364  Cypripedium californicum Vernon H. Oswald; Lowell Ahart 1994-7-11 6376 Shasta Castle Creek Rd. (Rd. 25) 5.7 mi W of the Shasta N ... Field redacted by CHSC, contact the data manager for more information 1243 Comment
  JEPS95567  Cypripedium californicum Vernon H. Oswald and L. Ahart 1994-7-11 6376 Shasta T38N R5W center Sec. 10, 4080 ft, Yellow Pine Forest. Castle Creek Rd. (Rd. 25) 5.7 mi W of the Shasta National Forest boundary, 0.3 mi E of the culvert at Castle Creek, W of Castella 1243 Comment
  CHSC88328  Cystopteris fragilis R. Fischer; J. Marr 2004-5-24 211 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  UC1242056  Cystopteris fragilis Don Branscomb 1958-7-25 Shasta Burney Falls Burney Falls Comment
  UCD136325  Cystopteris fragilis G. F. Hrusa 1996-5-2 12867 Shasta Lassen National Forest. Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1460 Comment
  CAS-BOT-BC70695  Cystopteris fragilis Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16540 Shasta California Highway 89, 8.2 mi. NE of the E entrance to Lassen Volcanic Nat'l Park Comment
  JEPS120206  Cytisus scoparius Julie Kierstead Nelson 2012-5-12 2012 -026 Shasta Upper Sacramento River canyon; Fenders Ferry Road at Dog Creek Rd. Comment
  SD104428  Dactylis glomerata Reid Moran 1978-6-25 26077 Shasta West of Little Roaring Creek; on open grassy bank 740 Comment
  SJSU1583  Damasonium californicum C. W. Sharsmith 1954-6-23 6187 Shasta shallow pond c. 15 mi. S of Burney Falls of Pit River Comment
  HSC100221  Danthonia unispicata J. P. Smith 2010-6-25 12967 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  UCD61348  Danthonia unispicata Freed W. Hoffman 1946-6-3 1801 Shasta Burney Park. Comment
  CAS-BOT-BC76218  Darlingtonia californica Louis C. Wheeler 1952-9-22 6953 Shasta Castle Crag, south side. 762 Comment
  CAS-BOT-BC76220  Darlingtonia californica W. H. Brewer 1862-9-8 1356 Shasta In the valley of the Upper Sacramento near 'Tim Southern's', about 30 miles south of Mount Shasta. Comment
  HSC47002  Darmera peltata Sheila Logan 1978-5-13 128 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC420652  Darmera peltata Elmer I. Applegate 1921-9-16 3393 Shasta Castle Craggs, Sacramento River. Comment
  CHSC66326  Datisca glomerata V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7913 Shasta Harrison Gulch Rd. 3.3 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  HSC68031  Datisca glomerata J. P. Smith, Steve Selva 1970-8-9 4589 Shasta French Gulch Campground Comment
  UC334700  Datisca glomerata unknown 242 Shasta Kelly; U. S. Pacific Slope, Kelly Comment
  UC872606  Datisca glomerata C. L. Hitchcock 1940-5-20 6499 Shasta 25 mi e of Redding Comment
  HSC36204  Datura inoxia John Rehling 1975-7-5 96 Shasta Downtown Redding 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
  HSC85744  Delphinium depauperatum J. P. Smith, J. O. Sawyer 1982-5-8 10376 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  RSA398666  Delphinium nudicaule Mark Flippo 1978-5-13 59 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  UC1537325  Delphinium nudicaule Gordon H. True Jr. 1938-5-24 935 Shasta n slope Soldier Mountain 1524 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
  JEPS28462  Delphinium nuttallianum George W. Gillett 1957-7-1 620 Shasta Noble Pass Lassen Volcanic National Park (near emigrant trail) 1877 Comment
  UCD148880  Delphinium nuttallianum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8195 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  CAS-BOT-BC116132  Delphinium nuttallianum Alice Eastwood 1912-6-29 714 Shasta Goose Valley Comment
  CAS-BOT-BC116139  Delphinium nuttallianum Ellsworth Bethel 1923-6-15 s.n. Shasta Burney Comment
  UC725866  Delphinium patens A. A. Heller 1942-5-3 Shasta Sunny Hill Mine Rd 5 1/2 mi w Uno Comment
  HSC65921  Delphinium patens C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 82 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  JEPS90887  Delphinium variegatum subsp. variegatum Dean Wm. Taylor with James R. Shevock 1993-5-1 13400 Shasta Shasta Lake Region, s end of Gray Rocks, Squaw Creek watershed Gray Rocks; Cascade Ranges, Shasta Lake Region, Gray Rocks 853 Comment
  SEINET10620877 Image available Dendromecon herbacea H. E. Brown 1897-5-15 Brown 271 Shasta Collected near Pit River Ferry. 213 Comment
  CAS-BOT-BC83033  Dendromecon rigida W. R. Ernst 1959-8-8 280 Shasta 0.6 mile south of the Slate Creek Bridge along Highway 99. Comment
  CHSC32810  Dendromecon rigida P. D. Nelson 1979-4-11 Shasta On slope, ca 1 mi w of Interstate 5, ca 25 mi n of Redding. Collected ca 5 ft e of road. 304 Comment
  UC54479  Dendromecon rigida H. M. Hall and E. B. Babcock June, 1903 4011 Shasta Salt Creek Basin Upper Sacramento Valley 457 Comment
  UCR138737  Dendromecon rigida J. Marshall, J. Savage, L. Allison 1997-4-12 21 Shasta Roadcut slope above Hwy 299, directly across from parking lot 305 Comment
  HSC92513  Dendromecon rigida Kevin White, Dave Johnson, Eric Gundershaug 1994-4-11 34 Shasta Along Hwy. 299 366 Comment
  UC726507  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta margin of Echo Lake Echo Lake; Lassen Volcanic Nat'l Park, Echo Lake Comment
  CHSC38076  Descurainia incisa subsp. filipes R. E. Preston 1982-7-14 330 Shasta Subway Cave Geological Area, ca. 1 mi N of Old Station. 1328 Comment
  CDA12927  Descurainia pinnata subsp. halictorum G. F. Hrusa 1996-5-2 12869 Shasta Lassen National Forest; approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 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
  CHSC32923  Dicentra formosa Teri Bartkowski; Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 80 Shasta Harrison Gulch, along Hwy 36 at road to Deer Lick Springs. 822 Comment
  HSC46990  Dicentra formosa Mark Flippo 1978-5-13 63 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC402479  Dicentra formosa subsp. formosa Alice Eastwood 1912-7-24 1389 Shasta Castella Comment
  CAS-BOT-BC402472  Dicentra formosa subsp. formosa Ellsworth Bethel 1923-6-19 s.n. Shasta Castella Comment
  JEPS14653  Dicentra pauciflora Mary Twight 1956-6-10 45 Shasta about 6 mi w Castle Crags (along trail to Echo Lake and Seven Lakes Basin, 2.5 mi above trail start at the road up Castle Creek leading to Trinity River, Trinity Mountains) 1524 Comment
  CAS-BOT-BC253635  Dichanthelium acuminatum subsp. acuminatum R. Spellenberg 1964-9-16 617 Shasta 1.5 miles W of Highway 99 on road up Castle Ceek, on S side of Castle Crags State Park Comment
  CAS-BOT-BC254514  Dichanthelium acuminatum subsp. acuminatum Peirce 1907-7-16 s.n. Shasta 2.25 miles S of stack, Kennett Comment
  UCR146305  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-26 7191 Shasta Caslte Crag, along railroad siding 611 Comment
  SEINET10607486  Dichanthelium lanuginosum A. Arthur Heller 1916-6-25 Heller 12452 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  HSC75404  Dichelostemma capitatum subsp. capitatum Teresa Prendusi 1977-3-26 140 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  CAS-BOT-BC520391  Dichelostemma congestum Dana York 2012-5-19 3113 Shasta Shasta-Trinity National Forest, Peak 2968 just N of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 902 Comment
  HSC104150  Dichelostemma congestum Dana York 2012-5-19 3113 Shasta Shasta-Trinity National Forest, Peak 2968, just north of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake. 900 Comment
  CAS-BOT-BC502185  Dichelostemma ida-maia Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC502186  Dichelostemma ida-maia Scupham 1877-5-1 s.n. Shasta McCloud river Comment
  CHSC93303  Dichelostemma multiflorum R. Fischer 2005-7-16 552 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from upper east side of Spatter Cone Trail. 1054 Comment
  CAS-BOT-BC502651  Dichelostemma multiflorum Mark Bransom; Daniel Brown; Ron Hildebrant; Nina Meiselman 1986-5-11 97 Shasta 1/4 mi. down road A16 from jct. with Hwy. 36, outside of Platina Comment
  CAS-BOT-BC502659  Dichelostemma multiflorum L. E. Smith 1913-4-19 60 Shasta Anderson Comment
  CAS-BOT-BC290991  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1159 Shasta Lassen Volcanic National Park. Saddle between Chaos Crags and the first basalt formation to the northeast 2209 Comment
  CAS-BOT-BC290989  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1156 Shasta Lassen Volcanic National Park. West and below Crescent Crater along braided stream channel 2362 Comment
  POM257286  Digitaria sanguinalis Virginia Long 1931-8-8 99 -a Shasta Anderson 132 Comment
  SEINET186018 Image available Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson. 130 Comment
  UCR248243  Diodia virginiana E. Finley 2003-9-10 PDR 1035526 Shasta Lawn weed at 6395 Leonard, Redding. 145 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
  CAS-BOT-BC153292  Diplacus kelloggii Ellsworth Bethel 1923-6-17 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC153299  Diplacus kelloggii L. E. Smith 1913-4-24 116 Shasta McClouds fork Comment
  CHSC89773  Diplacus layneae R. Fischer; J. Marr 2004-7-2 426 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1016 Comment
  OBI76939  Diplacus mephiticus Anthony Baniaga 2011-7-12 449 Shasta Lassen Natl forest. Along Lost Crk, near jctn 32N13 and 32N12. West Prospect Peak quad. T32N R5E sec 13SE of SW 1460 Comment
  SJSU1528  Diplacus mephiticus C. W. Sharsmith 1954-6-23 6177 Shasta near Subway Caves Comment
  CAS-BOT-BC151265  Diplacus torreyi Annie M. Alexander 1936-7-6 s.n. Shasta Mt. Lassen Comment
  CHSC34098  Diplacus tricolor J. D. Prouty 1981-7-21 1272 Shasta Ca. 5 mi. s. of Fall River Mills. 1097 Comment
  SEINET3218829 Image available Disporum hookeri var. trachyandrum C. W. Sharsmith 1966-6-18 7459 Shasta Southeastern Shasta County. Comment
  CAS-BOT-BC208635  Distichlis spicata John Thomas Howell 1955-6-14 30422 Shasta Mineral spring, 0.8 mile west of Tower House 396 Comment
  CAS-BOT-BC208636  Distichlis spicata R. E. Frenkel 1964-7-12 661 Shasta On California Hwy. 299, 1.2 miles east of McArthur 1066 Comment
  CHSC96043  Dittrichia graveolens Robert E. Preston 2006-10-27 2414 Shasta Redding, at Twin View Blvd interchange with I-5, along the N-bound onramp. 213 Comment
  UCD111686  Dodecatheon Christopher Mallek 2008-1 AC1- 6 Shasta Ash Creek. 876 Comment
  CHSC61994  Dodecatheon hendersonii K. L. Warren 1993-4-9 7 Shasta 1 yd. w of pioneer cemetary gate, n side of trail, 40 yds. w of Trinity Mt. rd., French Gulch. 487 Comment
  RSA0049753  Dodecatheon hendersonii Dean Wm. Taylor 2013-4-25 21337 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  UC673489  Dodecatheon hendersonii Dorothy Tebbe 1930-3-26 30 Shasta on highway near Redding; near Redding Comment
  HSC17878  Dodecatheon hendersonii W. R. Oxner 1966-4-5 12 Shasta Pollard Flat Comment
  SEINET3088548 Image available Dodecatheon subalpinum Marc Mittleman 2 Shasta Emerald Lake shoreline, Lassen Volcan. Park. 2469 Comment
  UCD105703  Dorycnium hirsutum Wm. H. Brooks III 1971-10-28 s.n. Shasta Border of Trinity County, 1-2 miles south of Lewiston. Comment
  UC54571  Downingia bacigalupii H. M. Hall and E. B. Babcock Jun 1903 4197 Shasta Fall River Springs, ne Shasta County Sierra Nevada Mountains 1066 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
  CDA19870  Downingia bicornuta K. Martyn 2002-5-22 PDR P 110802 Shasta Northern California; Hwy 44 0 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
  CAS-BOT-BC159427  Drymocallis glandulosa var. glandulosa L. E. Smith 1913-4-18 53 Shasta Kennet Comment
  CAS-BOT-BC159325  Drymocallis lactea var. lactea John Thomas Howell 1960-8-22 36389 Shasta Hot Lake - Lassen Volcanic National Park 1950 Comment
  CHSC71873  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1998-9-8 9564 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  UC1056246  Echinochloa crus-galli Virginia E. Long 1931-6 98 a Shasta vicinity Anderson Comment
  JEPS83575  Eleocharis bella Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9231 Shasta on watershed divide between Pit River and McCloud River (pond in meadow); Stouts Meadow 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
  SEINET7583588 Image available Eleocharis bella Louis C. Wheeler 1958-8-24 7428 Shasta Shasta Lake, 1/4 mi west of mouth of Cove Creek. Comment
  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
  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
  CHSC84060  Eleocharis quinqueflora Lowell Ahart; John Dittes 2003-5-22 10198 Shasta Meadow, 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
  RSA602933  Eleocharis radicans L. C. Wheeler 1958-8-24 7428 Shasta Shasta Lake. 1/4 mile W of mouth of Cove Creek. Comment
  UC584326  Elymus X saxicola G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2397 Shasta slopes of mt. w Fall River Mills; Saddle Mt. Comment
  HSC100052  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2010-5-8 12849 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  CAS-BOT-BC227898  Elymus elymoides George W. Gillett 1957-7-1 629 Shasta Lassen Volcanic National Park. Table Mountain, above emigrant trail 1905 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
  CAS-BOT-BC206579  Elymus glaucus subsp. glaucus A. A. Heller 1905-5-29 7886 Shasta Near Redding. Comment
  JEPS28321  Elymus glaucus subsp. glaucus George W. Gillett 1957-8-2 966 Shasta swale 1/4 mi below Summit Lake (100 yd s of Corral Meadow trail); Lassen Volcanic National Park 2026 Comment
  JEPS73994  Elymus glaucus subsp. glaucus Virginia E. Long 1931-6-12 88 a Shasta between Twin Bridges and Ball's Ferry (Sacramento River) (between Millville and Cottonwood) Comment
  SJSU11275  Elymus smithii S. H. Casey 1980-6-21 1168 Shasta State Route R 20 between Glenburn & Fall River Mills, 1.5 mi S of Glenburn, northeastern Shasta County Comment
  CHSC55572  Elymus triticoides L. P. Janeway 1991-6-15 4040 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Flat between creek and ditch/canal. 120 Comment
  CDA2069  Elytrigia intermedia subsp. intermedia T. C. Fuller 1963-7-15 10881 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 Comment
  UC1543847  Epilobium Harold and Virginia Bailey 1948-8-25 2964 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET10906895  Epilobium Mary Susan Taylor 1980-6-10 Taylor 2810 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  CHSC34351  Epilobium campestre J. D. Prouty 1981-7-21 1258 Shasta Margin of stockpond. Ca. 6 mi. ese. of Fall River Mills. 1097 Comment
  HSC103549  Epilobium densiflorum Thomas W. Nelson 2005-5-22 9312 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  CHSC9216  Epilobium minutum G. Strausbaugh 1970-4-26 60 Shasta Above n bank of Whiskey Creek and ca. 25 ft. n of culvert where inlets to lake. 373 Comment
  JEPS91096  Epilobium minutum Dean W. Taylor 1993-4-30 13387 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  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
  JEPS89967  Epilobium obcordatum Dean W. Taylor with Ingrid Olmsted 1974-7-31 4694 Shasta cirque above Magee Lake (vicinity of Magee Peak); Lassen Nat'l Forest, Thousand Lakes Wilderness 2532 Comment
  UCD77632  Epilobium pallidum Robert E. Preston 2003-5-31 2154 Shasta Ca. 9 miles ESE of Redding, along Millville Plains Road, ca. 0.65 mile N of Dersch Road. 146 Comment
  UCD77633  Epilobium pallidum Robert E. Preston 2005-7-9 2363 Shasta 5.5 miles W of Shingletown, along Black Butte Road, ca. 0.2 mile S of Highway 44. 601 Comment
  UC764862  Epilobium torreyi R. F. Hoover 1936-5-22 1195 Shasta 3 mi e Redding Comment
  UC845355  Epipactis gigantea Alice Eastwood 1912-7-24 1391 Shasta Castella Comment
  JEPS121381  Equisetum X ferrissii Peter F. Zika 2012-5-15 25858 Shasta 0.5 km E of Sundial Bridge, Redding Comment
  CAS-BOT-BC56967  Equisetum arvense John Thomas Howell 1960-8-22 36391 Shasta Hat Lake 1950 Comment
  POM119661  Equisetum arvense Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  SEINET232550 Image available Equisetum hyemale A. G. Jones 1986-8-25 7261 Shasta Along Hwy 89 Hat Creek area near Old Honn Homestead 1400 Comment
  CAS-BOT-BC57201  Equisetum hyemale subsp. affine Laura M. Lathrop 1903-7-18 s.n. Shasta Shasta Retreat Comment
  CAS-BOT-BC204618  Eragrostis mexicana subsp. virescens Alice Eastwood 1912-7-26 1480 Shasta Pitt to Kennet [Kennett] Comment
  CAS-BOT-BC181708  Eremogone kingii var. glabrescens Hans Leschke 1957-7-13 765 Shasta Talus below Sifford Lakes - Lassen Volcanic National Park Comment
  CHSC89702  Eriastrum signatum R. Fischer; J. Marr 2004-8-15 380 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail just W of camp 7. 1011 Comment
  SEINET3860228  Eriastrum tracyi Leigh A. Johnson 2005-7-28 05 -213 Shasta W side of Hwy 89, about 10 miles N of jct with Hwy 299, E of Burney. About 50-100 yards W of railroad in dry soils that were historically disturbed (not forested, very old roads barely visible).; 0 958 Comment
  SEINET3894753  Eriastrum tracyi David Gowen 2007-7-12 783 Shasta Road edge around main cinder pit on Cassel Fall River Road.; 0 Comment
  UC1219879  Ericameria bloomeri Wallace R. Ernst 1957-8-9 195 Shasta 3 mi e Eiler Lake; Thousand Lakes Valley Wild Area, Trailside Comment
  CAS-BOT-BC299446  Ericameria nauseosa var. speciosa George W. Gillett 1957-9-11 1140 Shasta Chaos Jumbles between Table Mountain and highway, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC299457  Ericameria nauseosa var. speciosa P. C. Everett; 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
  UC1037322  Ericameria nauseosa var. speciosa Leo Whitney 1934-9-14 1887 Shasta ca 10 mi sw of Fall River Mills; Lassen National Forest, Lava Rim 1645 Comment
  CAS-BOT-BC299445  Ericameria nauseosa var. speciosa W. R. Dudley 1899-8-17 s.n. Shasta Near Mongomery Creek Comment
  CAS-BOT-BC299494  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6279 Shasta Along forest service road ca. 1 mile west of REgan Meadow, Shata-Trinity National Forest, Six Rivers National Forest 1524 Comment
  CHSC30188  Ericameria ophitidis M. S. Taylor 1980-8-13 3237 Shasta Ridge on sw side of 29N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi n of Reagan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  JEPS89807  Ericameria parryi var. latior Dean W. Taylor 1990-8-21 11469 Shasta Clark Creek along a minor unnamed tributary in Section 14, The Cascades Clark Creek; The Cascades, Clark Creek 1402 Comment
  CHSC55085  Erigeron annuus L. P. Janeway 1991-6-15 4027 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. On gravel bar adjacent to small slough adjacent to Battle Creek. 120 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
  OBI76961  Erigeron canadensis Anthony Baniaga 2011-8-3 482 Shasta Lassen Natl Forest. Jctn Hwy 44 and 89. Old Station, quad. T33N R5E sec 33 NW of NW 1310 Comment
  UC1036233  Erigeron compositus George W. Gillett 1953-8-27 351 Shasta Lassen Peak Lassen Volcanic National Park (summit area) 2865 Comment
  CAS-BOT-BC298570  Erigeron divergens John Thomas Howell 1934-7-4 12414 Shasta 3 miles sw. of Fall River Mills Comment
  JEPS28722  Erigeron elegantulus George W. Gillett 1957-8-4 978 Shasta just e Lily Pond Trail (se of Lily Pond); Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1783 Comment
  CAS-BOT-BC300429  Erigeron elegantulus George W. Gillett 1957-8-15 1073 Shasta Lassen Volcanic National Park. Crescent Crater 2438 Comment
  JEPS28784  Erigeron glacialis var. glacialis George W. Gillett 1957-8-17 1084 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  JEPS3732  Erigeron glacialis var. glacialis George Gillett 1952-8-11 172 Shasta on trail to Kings Creek 2 mi below Bumpas Hell; Lassen Volcanic National Park 2286 Comment
  UC1558261  Erigeron glacialis var. glacialis Harold and Virginia Bailey 1948-8-25 2968 Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-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
  SD104423  Erigeron inornatus Reid Moran 1978-6-24 26070 Shasta Little Roaring Creek. 775 Comment
  CHSC92953  Erigeron inornatus var. inornatus L. P. Janeway 2005-8-27 8518 Shasta Modoc Plateau. 10.1 km northeast of Burney; 0.7 km southeast of Hwy 299, 0.2 km northeast of Cassel Road. 943 Comment
  JEPS101435  Erigeron lassenianus var. lassenianus Dean W. Taylor 1988-6-5 9776 Shasta The Gardens, meadows along the Tamarkck Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  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
  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
  HSC84178  Eriodictyon californicum J. P. Smith, Thomas W. Nelson 1982-5-15 10435 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  SEINET10697926  Eriodictyon californicum Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  SEINET7720191  Eriogonum Unknown Shasta Lassen's Peak Comment
  RSA766399  Eriogonum baileyi W. D. Baker 1930-8-16 2778 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  CAS-BOT-BC242525  Eriogonum congdonii Dean Wm. Taylor; Glenn L. Clifton; Rexford E. Palmer; Roy Buck 1987-6-28 9091 Shasta Summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1889 Comment
  CAS-BOT-BC242526  Eriogonum congdonii Dean Wm. Taylor 1988-8-11 10033 Shasta Pit River Watershed. Saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  POM87957  Eriogonum luteolum L. R. Abrams 1922-8-8 9927 Shasta 5 miles south of Baird. Comment
  CAS-BOT-BC259547  Eriogonum luteolum var. luteolum A. A. Heller 1916-9-2 12643 Shasta Between the McCloud and Sacramento rivers Comment
  SEINET3087155 Image available Eriogonum marifolium Marc Mittleman 104 A Shasta Ca., Lassen Volcanic Park, picnic area. Comment
  UC1543738  Eriogonum marifolium Harold and Virginia Bailey 1948-8-25 3034 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1543741  Eriogonum marifolium Harold and Virginia Bailey 1948-8-27 2944 a Shasta Lassen Peak trail Lassen Volcanic National Park 2590 Comment
  UC1735850  Eriogonum marifolium Dean W. Taylor 1975-8-24 5383 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2468 Comment
  CAS-BOT-BC263319  Eriogonum marifolium var. marifolium H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. By Emerald Lake 2500 Comment
  CAS-BOT-BC267377  Eriogonum marifolium var. marifolium Elmer I. Applegate 1929-6-21 5817 Shasta Kelly's Camp, Warner Valley, Mount Lassen region Comment
  CAS-BOT-BC272453  Eriogonum nudum var. pubiflorum Doris K. Kildale; J. W. Gillespie 1929-6-22 8020 Shasta Salt Creek, 36 mi. south of Dunsmuir 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
  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
  UC485730  Eriogonum pyrolifolium H. F. Copeland 1931-8-9 1441 Shasta Mt. Lassen 2590 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
  CAS-BOT-BC252946  Eriogonum pyrolifolium var. pyrolifolium H. F. Copeland 1931-8-9 1441 Shasta Mt. Lassen 2590 Comment
  CAS-BOT-BC258413  Eriogonum rosense George W. Gillett 1957-8-15 1075 Shasta Lassen Volcanic National Park. Crescent Crater 2438 Comment
  CHSC60376  Eriogonum rosense var. rosense Mary Ann Showers 1992-6-27 2606 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CAS-BOT-BC268624  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-8-22 36376 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  CHSC89682  Eriogonum sphaerocephalum var. halimioides R. Fischer 2004-7-3 326 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spattercone Trail near the tr. loop cross-over. 1036 Comment
  CAS-BOT-BC267520  Eriogonum umbellatum Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  CAS-BOT-BC267523  Eriogonum umbellatum A. A. Heller 1905-5-26 7870 Shasta At the river bridge near Redding Comment
  JEPS100707  Eriogonum umbellatum var. humistratum Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4064 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Pk, 2438 Comment
  UC1735859  Eriogonum umbellatum var. modocense Dean W. Taylor 1974-7-31 4894 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  UC1553598  Eriogonum umbellatum var. nevadense E. Dean 1988-7-13 124 Shasta just n jct. w/37N72Y (where power lines cross rd.) (on w side of rd. 38N10 going n to Red Mtn., Pacific Crest Tr.) Comment
  POM188369  Eriogonum umbellatum var. polyanthum Marcus E. Jones 1931-7-16 3 Shasta Pitt River Bridge. Comment
  JEPS28782  Eriogonum ursinum George W. Gillett 1957-8-17 1081 Shasta southwest exposure above Lake Helen (Helen Mountain); Lassen Volcanic National Park, Helen Mountain 2590 Comment
  SBBG1652  Eriogonum ursinum H. and M. Dearing 1938-6-27 2165 Shasta Hat Crk 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
  CDA10985  Eriogonum vimineum G. F. Hrusa 1991-6-26 8477 Shasta Pit River Drainage; Along Pit River, approx. 4 m E of Hwy 299 crossing of Pit River and Hat Creek. Comment
  JEPS28560  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  UCR132396  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta National Forest, Castle Crag, banks along Sacramento River 640 Comment
  CAS-BOT-BC264149  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta Confluence of Hat Creek and Lost Creek north of Park, about 2 miles south of Big Springs, Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC300957  Eriophyllum lanatum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  HSC84321  Eriophyllum lanatum J. P. Smith, Thomas W. Nelson 1982-5-15 10430 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  SEINET7073487  Eriophyllum lanatum A. G. Vestal 1963-6-4 s.n. Shasta Steep shade and clay bank about 8.1 miles west of junction of Bowman Road and Route 36. UTM Zone 10, 532139mN, 4460220mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC301094  Eriophyllum lanatum var. achilleoides H. M. Hall; E. B. Babcock 1903-6-1 4250 Shasta Sierra Nevada Mountains. Fall River Mills, North-eastern Shasta County 1036 Comment
  JEPS128711  Eriophyllum lanatum var. grandiflorum Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21397 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  POM53931  Eriophyllum lanatum var. grandiflorum H. M. Hall 1903-06 4005 Shasta Pitt River Canyon Comment
  UC507124  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-6-21 E 90 Shasta rocky banks near junction of Pit river and Sacramento River 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-BC301427  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 90 Shasta Near junction of Pit & Sacramento Rivers Comment
  POM193502  Eriophyllum lanatum var. grandiflorum J. B. Feudge 1929-7-18 1976 Shasta La Moine 381 Comment
  UC76039  Eriophyllum lanatum var. grandiflorum Milo S. Baker 1898-7-7 339 Shasta Stevens Ranch Comment
  CAS-BOT-BC301469  Eriophyllum lanatum var. integrifolium A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  UC1036261  Eriophyllum lanatum var. integrifolium George W. Gillett 1952-6-28 48 Shasta near parking lot at entrance to Subway Caves (along State Hwy 89 ne of Lassen National Volcanic Park); Lassen National Forest 1310 Comment
  HSC48447  Erodium botrys J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9727 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  HSC27295  Erodium brachycarpum J. P. Smith 1972-3-19 5075 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  CHSC71847  Eryngium articulatum Vernon H. Oswald; Lowell Ahart 1998-9-8 9613 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  UC1087227  Eryngium articulatum Peter H. Raven and Otto T. Solbrig 1958-6-15 13232 Shasta ca. 4 mi. n.e. Redding Comment
  UC1540149  Eryngium articulatum Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9215 Shasta along Hwy. 89 0.7 mi. s. Burney Falls State Park (bed of Burney Creek); extreme n.e. Shasta Co. 1341 Comment
  UC765479  Eryngium articulatum R. F. Hoover 1936-5-22 1200 Shasta 3 mi. e. Redding Comment
  SEINET12118232  Eryngium articulatum Unknown 1953-1 3449 Shasta near Shasta Dam, 2 mi N of Project City 274 Comment
  UC874917  Eryngium articulatum A. A. Heller 1916-7-23 12500 Shasta 10 mi. n. Redding Comment
  RSA396113  Erysimum capitatum Barbara Shervanick 1974-5-9 1329 Shasta Wilson Hill Road, about 2 miles S of Shingletown. Cascade Mtn range. Comment
  CHSC9474  Erysimum capitatum var. capitatum G. Strausbaugh 1970-6-21 150 Shasta Near summit of Buckhorn Bally ca. 3.1 mi. from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  HSC38732  Erysimum capitatum var. capitatum J. P. Smith, J. O. Sawyer 1975-6-23 8303 Shasta Slopes of Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 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
  CHSC89668  Erythranthe guttata R. Fischer; J. Marr 2004-5-26 394 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along W shore of Big Lake. Near water edge. 1008 Comment
  SEINET198557 Image available Erythranthe lewisii George W. Gillett 1953-1 325 Shasta Lassen Volcanic National Park ; Vicinity of Kings Creek Falls. 2164 Comment
  CHSC96281  Erythranthe microphylla R. Fischer 2006-5-15 931 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a moist, grassy slope adjacent to a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  RSA536399  Erythranthe pulsiferae Beth Corbin 1991-6-13 626 Shasta Little Lake on the Hat Creek Rim, ca. 8 mi SE of the Hat Creek Post Office. 1463 Comment
  CHSC105854  Erythranthe taylorii Julie Kierstead Nelson 2010-4-29 2010 -003 Shasta Hirz Mountain, along trail from parking area to lookout; growing in crevices in limestone rock. 987 Comment
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Aug 29 2013
  JEPS123357  Erythranthe taylorii Kevin Heidel 2015-3-6 2 Shasta South at Shasta Caverns, boat dock on East side at McCloud arm of Shasta Lake. O'Brien 7.5' Q. Comment
  JEPS123483  Erythranthe taylorii Len Lindstrand III 2014-4-2 s.n. Shasta Northwest slopes of Bollibokka Mountain. Bollibokka Club property, ridge on norhtwest slopes od Bollibokka Mountain above (east of) McCloud River. Bollibokka Mountain 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
  SEINET13733421 Image available Erythranthe tilingii George W. Gillett 1953-1 296 Shasta Lassen Volcanic National Park; 3 miles above Summit Lake. Lassen Peak Highway. 2195 Comment
  SEINET3992476  Erythronium klamathense Rimo Bacigalupi, Arthur Holmgren 1950-4-25 3164 Shasta Little Bear Flat, along California Highway #89, 28 miles east of McCloud Comment
  CAS-BOT-BC504369  Erythronium purpurascens Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  POM109654  Erythronium purpurascens Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS123345  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south at Curl Creek. O'Brien 7.5' Q. Comment
  CHSC118210  Erythronium shastense Len Lindstrand III 2015-2-26 21221 Shasta Northeast of Bollibokka Mountain, above McCloud River. UTM 10T 056007E/4533011N. 335 Comment
  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
  CAS-BOT-BC402840  Eschscholzia caespitosa L. E. Smith 1913-4-11 32 Shasta Pitt River Comment
  CAS-BOT-BC402843  Eschscholzia caespitosa Alice Eastwood; John Thomas Howell 1934-4-21 1820 Shasta Pollock's Store Comment
  RSA11789  Eschscholzia californica var. crocea Elmer I. Applegate 1929-6-23 5829 Shasta Burney Comment
  UC190731  Eschscholzia lobbii Franklin P. Nutting 1893-5-20 Shasta Redding Comment
  UC1558256  Eucephalus breweri Harold and Virginia Bailey 1948-8-25 3034 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC894620  Eucephalus breweri Alice Eastwood Aug 22 1912-Aug 26 1912 1828 Shasta trail from Morgan Springs to Lassen Butte Lassen Butte Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  CHSC27872  Euphorbia crenulata Robin Ondricek 1978-4-22 18 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Along dirt roadside. 609 Comment
  RSA436009  Euphorbia crenulata E. E. Stanford 1930-6-15 1557 Shasta About 10 miles south of Dunsmuir. Comment
  UC1036226  Eurybia integrifolia George W. Gillett 1953-8-21 339 Shasta near Corral Meadows; Lassen Volcanic National Park, Kings Creek, Summit Lake 1844 Comment
  RSA0069371  Fallopia japonica Dean W. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 567 Comment
  SJSU11282  Festuca bromoides S. H. Casey 1980-6-21 1175 Shasta Burney Creek by State Rte 89, 2 mi S of McArthur Burney State Park Comment
  CAS-BOT-BC105057  Festuca idahoensis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 880 Shasta Castle Crags State Park. Along Castle Creek Road, 1.5 road miles from Interstate 5 exit. NE side of road, across from 655 Comment
  CAS-BOT-BC278717  Festuca idahoensis David D. Keck 1944-7-10 5467 Shasta 2 miles W. of Platina, on Middle Fork of Cottonwood Creek, inside east boundary of Trinity National Forest 883 Comment
  UCD123155  Festuca occidentalis Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7405 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC1100362  Festuca pratensis Calvin McMillan and Malcolm A. Nobs 1949-6-15 783 Shasta at junction of Pitt River and Hat Creek (at Highway 299) Comment
  CAS-BOT-BC278938  Festuca rubra Hans Leschke 1960-8-10 1777 Shasta Lassen Volcanic National Park. Badget Flat Comment
  RSA768286  Fimbristylis autumnalis Justin M. Wood 2010-9-1 2501 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
  CHSC33387  Fragaria vesca Steve Plant 1978-5-13 251 Shasta Trinity National Forest. Basin Gulch Campground. 853 Comment
  HSC47005  Fragaria virginiana Diane L. Reed 1978-5-13 115 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UCD113260  Fragaria virginiana G. F. Hrusa; T. D. Wilfred 1996-6-11 13052 Shasta Approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley, Lassen National Forest. 1615 Comment
  HSC100043  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12832 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  LA207709  Frangula californica Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  CAS-BOT-BC53853  Frangula californica subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 mi. above Redding on Pacific Highway 243 Comment
  CAS-BOT-BC53892  Frangula californica subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Between Old Shasta & Redding Comment
  CAS-BOT-BC53894  Frangula californica subsp. tomentella A. A. Heller 1905-5-29 7895 Shasta Near Redding at the River bridge Comment
  HSC100046  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2010-5-7 12836 Shasta Shata-Trinity National Forest. Sims Flat Campground. 524 Comment
  HSC100054  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12853 Shasta Along County Rd. A16. 357 Comment
  HSC100281  Frangula rubra J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13390 Shasta Along East County Line Road. 1413 Comment
  HSC101568  Frangula rubra subsp. obtusissima J. P. Smith, J. O. Sawyer 2010-5-7 12840 Shasta Shasta-Trinity National Forest. Along Road 37N21 at bridge on Hazel Creek. 507 Comment
  CAS-BOT-BC59585  Frangula rubra subsp. rubra James McMurphy 1914-6-10 s.n. Shasta 1/4 mile below Kennet Comment
  CAS-BOT-BC223566  Fraxinus latifolia Alice Eastwood 1912-7-24 1372 Shasta Castella Comment
  CHSC79531  Fraxinus latifolia G. F. Hrusa 1996-4-30 12893 Shasta Upper Sacramento Valley. At corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  UC22626  Fraxinus latifolia M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  UCD122072  Fraxinus latifolia P. B. Kennedy 1927-6-15 s.n. Shasta Pitt River. Comment
  JEPS124883 Image available Fraxinus latifolia P. Matteson 1968-7-10 96 Shasta On Hwy 299 at Hat Creek, 14.8 mi. W of Shasta Co. line. Comment
  SEINET13943104 Image available Fraxinus oregona A. A. Heller 1905-1 7956 Shasta Near Middle Creek Station Comment
  CDA13101  Fritillaria atropurpurea G. F. Hrusa, T. D. Wilfred 1996-6-11 13036 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. Comment
  UC54207  Fritillaria atropurpurea H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4304 Shasta Mount Lassen, Soupan Springs Soupan Springs; Mount Lassen, Soupan Springs 2438 Comment
  UCD139663  Fritillaria atropurpurea G. F. Hrusa; T. D. Wilfred 1996-6-10 12962 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. 1635 Comment
  CAS-BOT-BC504584  Fritillaria atropurpurea L. E. Smith 1915-5-6 s.n. Shasta Red Bluff Comment
  POM109747  Fritillaria atropurpurea Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC86263  Fritillaria eastwoodiae Martin J. Lenz 2003-5-12 5 Shasta Near intersection of S-line and D-line roads, approx. 3.0 mi. SW of Silver Lake. UTM: Zone 10 594460E 4506925N. 1110 Comment
  JEPS100630  Fritillaria eastwoodiae Dean W. Taylor 1992-4-16 13359 Shasta 0.5 mi E of Midway (Shingle Creek, ca. 0.2 mi W of PG&E natural gas pipeline) 670 Comment
  CAS-BOT-BC504457  Fritillaria recurva Ingo Orlamunder 1975-5-10 s.n. Shasta Mill Creek, 30 miles east of Redding Comment
  HSC15535  Fritillaria recurva W. R. Oxner 1966-4-5 9 Shasta Redding 61 Comment
  RSA289963  Fritillaria recurva Kate J. Stirring 1919-4-24 s.n. Shasta McArthur Comment
  SEINET5641968  Fritillaria recurva D. E. Bright 1962-6-15 294 Shasta Moist Forest meadow, 10 miles northeast of Clayton; Bosworth Meadows.; 0 Comment
  CDA40530  Froelichia gracilis Adam Davy 2013-11-18 PDR# 450 P06001980 Shasta Redding; Collyer and Twin Tower Roads. 0 Comment
  UC1553462  Galium ambiguum subsp. ambiguum E. Dean 1988-6-7 14 Shasta n Brushy Mtn. (Rd 29N28 ca 7 mi s of Hwy 36 at junct. with rds 29N39 and 29N36, border of Trinity and Shasta Cos.) 1200 Comment
  CHSC66344  Galium ambiguum var. ambiguum V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7916 Shasta Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) N of Hwy. 36 (via Har-rison Gulch Rd.), NW of Platina. 1249 Comment
  HSC73464  Galium aparine Grunert 22 Shasta 793 Comment
  SJSU3771  Galium aparine C. W. Sharsmith 1963-6-15 7073 Shasta Viola 1341 Comment
  UC54584  Galium bifolium H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4314 Shasta Soupan Springs Mount Lassen 2438 Comment
  SD104466  Galium bolanderi Reid Moran 1978-6-24 26054 Shasta forested east slope, Little Roaring Creek 775 Comment
  POM367784  Galium bolanderi Christopher Davidson 1975-6-4 2636 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  POM69206  Galium bolanderi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS52951  Galium porrigens var. porrigens Lauramay T. Dempster 1964-7-26 4060 Shasta 6 mi ne Ingot (along Hwy 299, at road marker B-35+00); Canyon of Cedar Creek 365 Comment
  UC416649  Galium sparsiflorum subsp. glabrius Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  UC1122686  Garrya fremontii A. Lewis Oct 1933 28 Shasta Trail Gulch; Weaverville Quad. 1066 Comment
  UCSB15997  Gayophytum humile Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  UC22760  Gentiana newberryi W. H. Brewer Sep 1863 2175 Shasta Lassen Peak 2438 Comment
  CAS-BOT-BC459348  Geum Greg de Nevers 2001-7-25 12614 Shasta Ahjumawi State Park 914 Comment
  HSC38733  Gilia capitata J. P. Smith, J. O. Sawyer 1975-6-23 8298 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  RSA0014265  Gilia capitata Justin M. Wood 2010-9-2 2558 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
  RSA71915  Gilia capitata F. W. Peirson 1932-7-17 10328 Shasta Wallace Ranch, Goose Valley 915 Comment
  RSA83140  Gilia capitata Verne Grant, Alva Grant 1947-7-13 8023 Shasta 2.9 miles east of Hatchet Creek on Hatchet Mt. Comment
  CDA40037  Gilia capitata subsp. capitata T. C. Fuller 1963-7-15 10870 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  RSA27061  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-20 6496 Shasta 25 miles east of Redding. Comment
  JEPS95529  Githopsis specularioides Vernon H. Oswald and L. Ahart 1994-5-12 6192 Shasta T35N R5W SE1/4 Sec. 29, 1250 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 381 Comment
  UCD122714  Githopsis specularioides G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7775 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  SEINET10464575  Githopsis specularioides Alice Eastwood 1912-6-28 Eastwood 697 Shasta Burney Comment
  CDA10982  Glyceria borealis G. F. Hrusa 1991-6-26 8474 Shasta Pit River Drainage; Along Pit River immediately E of confluence with Hat Creek. Comment
  CHSC60474  Glyceria borealis Mary Ann Showers 1992-7-19 2730 Shasta Lassen Volcanic National Park. Borders of pond north of Dersch Meadows. 2011 Comment
  JEPS28293  Glyceria borealis George W. Gillett 1957-8-4 974 Shasta Lily Pond Lassen Volcanic National Park, Manzanita Lake (in Manzanita Lake area) 1783 Comment
  RSA170248  Glyceria declinata A. A. Beetle 1946-5-19 4276 Shasta Junction of Boulder Creek and Sacramento River, 18 miles south of Dunsmuir. Comment
  CAS-BOT-BC280556  Glyceria elata Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near Sulphur Works entrance station 2133 Comment
  UC1543779  Glyceria elata Harold and Virginia Bailey 1948-8-25 3040 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC307463  Gnaphalium palustre Lewis S. Rose 1945-9-8 45286 Shasta Manzanita Lake 1783 Comment
  JEPS28515  Gratiola ebracteata George W. Gillett 1957-7-1 631 Shasta summit of Table Mtn.; Lassen Volcanic National Park, summit of Table Mtn. 2011 Comment
  POM203511  Gratiola ebracteata L. S. Rose 1934-4-21 34244 -A Shasta 5 miles S of Cottonwood. Comment
  CAS-BOT-BC235483  Gratiola heterosepala Gary Schoolcraft 1985-5-22 1397 Shasta Near Shasta-Lassen Co. line S. of Eldridge Ranch 1097 Comment
  UC1587081  Gratiola heterosepala G. Schoolcraft 1991-6-17 2160 Shasta about 5.5 mi s Pittville 1097 Comment
  CAS-BOT-BC94808  Grindelia nana R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 889 Shasta Castle Crags S.P., near jct. of Castle Creek Road and Castle Crags S.P. road, about 100 m E of park entrance station 624 Comment
  CDA13019  Hackelia californica G. F. Hrusa, T. D. Wilfred 1996-6-1 12949 Shasta Lassen National Forest; approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. Comment
  CHSC85463  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Northern California. Lassen National Forest. Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  SJSU552  Hackelia californica G. Witherspoon 1940-6-25 2111 Shasta Lassen Park Rd c. 1.5 mi NE of Manzanita L Lodge, Lassen Volcanic Natonal Park 1828 Comment
  UC1543728  Hackelia californica Harold and Virginia Bailey 1948-8-26 2813 Shasta Manzanita Lake; Lassen Volcanic National Park 1781 Comment
  UC726997  Hackelia nervosa A. A. Heller 1941-8-11 16285 Shasta Upper King Creek Meadow, along Highway Upper King Creek Meadow; Lassen Volcanic National Park Comment
  UC32437  Hackelia setosa W. C. Blasdale 1896-6-14 Shasta French Gulch 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
  JEPS62099  Hastingsia alba J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  POM169140  Hastingsia alba H. M. Hall, E. B. Babcock 1903-06 4022 Shasta Upper Sacramento River 457 Comment
  JEPS100805  Helianthus exilis Dean W. Taylor 1993-7-9 13854 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  UC830850  Hemizonella minima C. L. Hitchcock 1940-5-23 6525 Shasta 0.50 mi above Burney Falls Comment
  CAS-BOT-BC313438  Hemizonella minima Clarence R. Quick 1962-6-17 62 -33 Shasta Devil's Halfacre 1/2 mile east of Hw. 89 on Hwy. 44 1310 Comment
  CAS-BOT-BC313440  Hemizonella minima Ella Dales Cantelow 1940-5-30 3089 Shasta E.of Burney Comment
  CAS-BOT-BC313443  Hemizonella minima H. M. Hall; E. B. Babcock 1903-6-1 4149 Shasta South fork Bear Creek, North-eastern Shasta County, Sierra Nevada Mountains 1341 Comment
  UC1601220  Hesperolinon micranthum Helen K. Sharsmith 1955-6-27 4510 Shasta near Fall River Mills (forest adjacent to State Highway 299); Lassen National Park 1219 Comment
  UC867802  Hesperolinon micranthum Alice Eastwood 1912-6-28 626 Shasta Montgomery Creek Comment
  RSA603275  Heterocodon rariflorum L. C. Wheeler 1958-8-24 7427 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  UC1553587  Heuchera merriamii E. Dean 1988-7-11 110 Shasta Castle Crags; Castle Dome; rocks on w side Castle Dome 1493 Comment
  CAS-BOT-BC319658  Hieracium albiflorum Hans Leschke 1959-8-3 1597 Shasta Grassy Swales, Lassen Volcanic National Park Comment
  CAS-BOT-BC319660  Hieracium albiflorum George W. Gillett 1957-8-4 973 a Shasta Along trail from museum to employees area at Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC319663  Hieracium albiflorum C. R. Quick 1953-8-2 53 -82 Shasta NE of Montgomery Creek Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318533  Hieracium greenei Lewis S. Rose 1945-9-8 45281 Shasta Manzanita Lake 1783 Comment
  CDA13504  Hieracium horridum G. F. Hrusa, T. D. Wilfred 1996-7-22 13329 Shasta Lassen National Forest; Along Hwy 88 near intersection of USFS S16. Comment
  UC1036172  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta s slope Reading Peak; Lassen Volcanic National Park 2560 Comment
  CDA2185  Holcus lanatus A. A. Beetle 1941-6-3 2843 Shasta Lassen National Forest, 10 miles northeast of Manzanita Lake, along Hat Creek. Comment
  CHSC93327  Holcus lanatus R. Fischer 2005-5-21 632 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from the west side, north end, of Big Lake along the main park road. 1010 Comment
  SEINET10591363  Holcus lanatus Alan A. Beetle 1941-6-30 Beetle 2843 Shasta Lassen Nat'l Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. 610 Comment
  SEINET10591392  Holcus lanatus Virginia E. Long 1931-6-11 Long 86 a Shasta In swampy ditch at edge of Hwy. Anderson. Comment
  SEINET186057 Image available Holcus sorghum subsp. sudanensis Virginia E. Long 1931-5-21 79 a. Shasta Alt. 432 ft. Comment
  RSA659530  Holodiscus microphyllus Gary D. Wallace 1990-6-28 2939 Shasta Cascade Range: Lassen Park, Chaos Jumbles. 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
  CHSC61125  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald; Lowell Ahart 1993-7-27 5711 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
  UCD85930  Hordeum murinum subsp. leporinum A. A. Beetle 1942-5-20 3333 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  CDA29164  Hordeum murinum subsp. leporinum Ed Finley 2009-4-27 s.n. Shasta Northbound shoulder of Logan Road (private), near old 44 Drive. 0 Comment
  HSC101636  Horkelia daucifolia var. daucifolia J. P. Smith 2010-6-25 12961 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  JEPS88741  Horkelia daucifolia var. indicta Dean W. Taylor 1993-6-1 13526 Shasta s base Di Hill (along ephemeral tributary creek s of Ponderosa Way); Cascade Range, Inwood Quad. 670 Comment
  SEINET8506896  Horkelia daucifolia var. indicta D. W. Taylor 2008-5-15 20206 Shasta About 2.5 air miles Northwest of Shingletown, at South base of Di Hill. Along and East of right way of Pacific Gas pipeline 680 Comment
  JEPS28752  Horkelia fusca subsp. tenella George W. Gillett 1957-8-11 1035 Shasta Lassen Volcanic National Park, Hat Lake 1965 Comment
  CAS-BOT-BC143998  Horkelia fusca var. tenella A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park, near Prospect Pk. Comment
  RSA27201  Horkelia tridentata C. Leo Hitchcock 1940-5-26 6597 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC1736393  Horkelia tridentata subsp. tridentata Dean W. Taylor 1975-8-24 5372 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak , along trail at border of the wilderness area 2057 Comment
  UC1736656  Horkelia tridentata subsp. tridentata Dean W. Taylor 1993-5-22 13460 Shasta 2.5 road mi E of Sanford Pass on Forest Road 36N20; Trinity Mountains, Sacramento River drainage (ca. 5 air mi W Lamoine), Slate Creek watershed 1143 Comment
  UCD123135  Horkelia tridentata var. tridentata Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7388 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC536294  Horkelia tridentata var. tridentata Alice Eastwood; John Thomas Howell 1934-4-21 1816 Shasta Charlie Creek Comment
  CAS-BOT-BC206155  Hosackia crassifolia Alice Eastwood 1912-6-29 823 Shasta Goose Valley Comment
  CHSC111624  Hosackia crassifolia S. Horner 1997-6-24 187 c Shasta Shasta-Trinity National Forest. 0.5 mi from E Fork Prospect Peak. Comment
  SD104437  Hosackia crassifolia var. crassifolia Reid Moran 1978-6-24 26056 Shasta Little Roaring Creek, colony on open south slope 800 Comment
  UCD33541  Hosackia oblongifolia Beecher Crampton 1969-6-19 8476 Shasta Shasta County, Castle Crag (rr siding) 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  HSC98278  Hosackia oblongifolia var. oblongifolia R. Spellenberg 1965-6-9 1069 Shasta Sacramento River, near old Soda Creek Rd., Castle Crag. Comment
  CAS-BOT-BC312568  Hulsea nana George W. Gillett 1953-8-13 321 Shasta Lassen Volcanic National Park. Reading Peak 2545 Comment
  CDA1457  Hydrilla verticillata J. R. Keck Jr., R. M. Price 1985-9-6 Shasta Anderson River Park, Anderson. 0 Comment
  CAS-BOT-BC410215  Hypericum concinnum Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC410216  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC401282  Hypericum perforatum L. R. Abrams 1922-8-7 9921 Shasta Mears Creek near Castella Comment
  SJSU3773  Hypericum perforatum subsp. perforatum C. W. Sharsmith 1963-6-15 7079 Shasta Sacramento Valley c. 10 mi S of Redding Comment
  JEPS87696  Hypochaeris glabra Vernon H. Oswald and Lowell Ahart 1994-4-27 6131 Shasta Bailey Cove Trail on w. side of McLoud River Arm of Shasta Lake (upper strand of the lake, ca. 1.0 mi. e. (clockwise) of trailhead) 335 Comment
  CHSC33843  Iliamna bakeri J. D. Prouty 1981-7-14 1238 Shasta On the W slope of Shoeinhorse Mtn. W of road 37N48 and SW of road 37N13. 1524 Comment
  OBI76970  Iliamna bakeri Anthony Baniaga 2011-7-25 465 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1301 Comment
  UC1576746  Iliamna bakeri Dean W. Taylor 1988-8-11 10034 Shasta saddle at 0.8 mi s Grizzly Peak (at head of creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek); Big Bend 15' quadrangle [680B], Pit River watershed, Deer Cr 1676 Comment
  UC1541556  Ipomopsis aggregata H. E. and S. T. Parks 1928-6-1 242 Shasta Drakesbad Lassen National Park 1615 Comment
  UC726816  Ipomopsis aggregata A. A. Heller 1941-7-24 16255 Shasta near Noble Pass Lassen Volcanic National Park Comment
  HSC17036  Ipomopsis aggregata R. G. Means 1962-7-5 83 Shasta 4.5 mi. from Hwy. 99 on Everitt Hwy. 2195 Comment
  RSA0020048  Ipomopsis aggregata subsp. formosissima Anthony Baniaga 2011-7-13 450 Shasta Lassen National Forest. Along Hat Creek, near Big Spring. 1352 Comment
  RSA136356  Iris tenuissima Lee W. Lenz, E. K. Balls 1956-6-19 21834 Shasta By Lassen Lodge, 13.6 miles east of Paynes Creek, along State Highway 36 (Red Bluff to Lake Almanor) 1311 Comment
  RSA84314  Isoetes bolanderi F. W. Peirson 1932-7-16 10102 Shasta Small pond just separated from Lake Eiler, Thousand-Lake Basin. 1951 Comment
  SEINET207377 Image available Isoetes howellii R. Bacigalupi, GT Robbins 1959-4-23 7036 Shasta Along Hwy 299 about 2 mi W of Bella Vista 183 Comment
  CAS-BOT-BC139769  Ivesia gordonii W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag Comment
  CAS-BOT-BC109883  Juncus Malcom A. Nobs; S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  CHSC99513  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2008-6-19 14846 Shasta In shallow water on the east side of the Pit River, about 150 yards west of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  CDA39162  Juncus bolanderi T. C. Fuller 1964-6-23 12240 Shasta North side of Hwy. 299 to Weaverville, ca. 4.3 miles west of Whiskeytown post office. 0 Comment
  SEINET7073489  Juncus bufonius 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
  UC1101047  Juncus bufonius Herbert L. Mason and Verne Grant 1947-7-9 13287 Shasta just e Hatchet Creek summit (Highway 200) 1219 Comment
  SEINET8563740 Image available Juncus bufonius C. L. Hitchcock 1940-5-25 6592 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  JEPS104366  Juncus capitatus Lowell Ahart 2003-5-12 10163 Shasta Pasture field, ca 350 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS91269  Juncus digitatus Dean Wm. Taylor with Carol Witham 1992-5-27 12657 Shasta between Shingle Creek and N Branch Lack Creek, ca. 1 mile S of Highway along right-of-way of PG&E natural gas pipeline, 679 Comment
  UC1731158  Juncus digitatus Dean W. Taylor 1993-6-3 13561 Shasta Shingle Creek (ca. 3 miles West of Shingletown) Comment
  CHSC60455  Juncus drummondii Mary Ann Showers 1992-6-28 2674 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  POM213967  Juncus drummondii H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Above West Sulphur Creek. 2000 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
  RSA490375  Juncus ensifolius Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS28535  Juncus howellii George W. Gillett 1957-7-5 659 Shasta Manzanita Lake area, near trail between employees area and museum Lassen Volcanic National Park 1798 Comment
  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
  JEPS91260  Juncus kelloggii Dean W. Taylor 1993-4-16 13349 Shasta Coleman Canal, ca. 0.3 mile N of west end of siphon; along Coleman Canal access road 289 Comment
  JEPS91272  Juncus leiospermus var. leiospermus Dean Wm. Taylor with Robert A. Price 1988-6-1 9710 Shasta Meadow between Goose Valley and Burney Valley; , Pit River Watershed 1249 Comment
  SEINET10948571  Juncus marginatus Peter F. Zika 2011-7-4 Zika 25514 Shasta SW side of Locust Road, 0.1 road mile from Barney Road, Interior North Coast Ranges (NCoRI). 135 Comment
  RSA69627  Juncus mexicanus F. W. Peirson 1932-7-9 10271 Shasta Below Burney Spring 1433 Comment
  JEPS28604  Juncus nevadensis George W. Gillett 1957-7-13 780 Shasta near start of Bench Lake trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  RSA70283  Juncus nevadensis F. W. Peirson 1932-7-14 10119 Shasta Shores of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  RSA82855  Juncus nevadensis J. M. Tucker 1951-8-3 2216 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  SEINET3440034 Image available Juncus occidentalis Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  UCD168848  Juncus occidentalis Barbara L. Wilson; P. Zika 2011-8-7 16815 Shasta Cascade Range Highlands (CaRH). Highway 89 a little south of Pondosa Way. 1256 Comment
  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
  JEPS67052  Juncus orthophyllus W. L. Jepson 1929-9-28 15307 Shasta nw slope Lassen Peak; , Head of Manzanita Creek 2438 Comment
  JEPS28585  Juncus parryi George W. Gillett 1957-7-12 734 Shasta Crescent Crater Lassen Volcanic National Park (e slope, near base) 2133 Comment
  RSA25147  Juncus tenuis C. L. Hitchcock 1940-5-17 6455 Shasta 3 miles east of Redding. 152 Comment
  JEPS88671  Juncus triformis Dean Wm. Taylor with Carol Witham 1992-5-27 12660 Shasta between Shingle Creek and N Branch Lack Creek (1 mi s of Highway along right-of-way of PG&E natural gas pipeline, Northern Sacramento Valley); Northern Sacramento Valley 679 Comment
  CHSC96211  Juncus uncialis R. Fischer 2006-5-10 957 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the east side of Rat Farm Road (between ALSSP and McArthur) ca. 1 mile south of the boat launch. Plants growing in a vernal pool adjacent road. 1011 Comment
  CAS-BOT-BC85397  Juniperus californica William Anderson 1949-3-1 s.n. Shasta Stony flats and slopes near Ash Creek Comment
  LA6595  Juniperus occidentalis C. B. Wolf; 1930-10-20 1750 Shasta C.W. Hill Farm, near Dana 1219 Comment
  LA6634  Juniperus osteosperma Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mount Lassen, Lava Tube Comment
  CAS-BOT-BC58851  Kalmia microphylla subsp. microphylla Lester Rowntree 1936-7-16 s.n. Shasta Trinity Mts. - Granite Creek Comment
  UC1012189  Keckiella lemmonii Francis W. Pennell 1940-6-5 25697 Shasta 1-2 mi w Bella Vista (Route 299) 243 Comment
  CAS-BOT-BC246169  Keckiella lemmonii Francis W. Pennell 1940-6-6 25697 Shasta Route 299, 1-2 miles west of Bella Vista 243 Comment
  CHSC9207  Kelloggia galioides G. Strausbaugh 1970-6-21 108 Shasta In dry sand near summit Buckhorn Bally ca 3.5 mi S from U. S. Hwy. 299W 19.5 mi E of Douglas City. 1463 Comment
  SBBG27288  Kelloggia galioides C. L. Hitchcock 1940-5-26 6602 Shasta ca. 12 mi N of Fall River Mills on Fall River 1371 Comment
  UC28427  Kelloggia galioides F. W. Morse Jul 1886 4714 Shasta Shasta Comment
  LA83064  Kelloggia galioides O. H. Kappler; 1949-7-27 Shasta Lassen Park. Along road from N 1767 Comment
  UCD85713  Koeleria macrantha A. A. Beetle 1945-5-20 3975 Shasta Hal-Cemb Cemetary on Rt. 299. Comment
  UC61652  Lagophylla glandulosa Geo. B. Grant 1902-9-1 5275 Shasta Redding Comment
  CHSC99264  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2008-6-19 14857 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  SEINET8506916  Lamium purpureum D. W. Taylor 2008-5-14 20203 Shasta Hat Creek, along Highway 299 just East of the bridge over the creek 853 Comment
  CAS-BOT-BC337944  Lasthenia californica Ellsworth Bethel 1920-5-11 s.n. Shasta Millville Comment
  JEPS10077  Lasthenia fremontii R. F. Hoover 1942-5-20 5878 Shasta 5 mi e of Redding Comment
  CAS-BOT-BC352787  Lasthenia glabrata subsp. glabrata L. E. Smith 1913-4-26 s.n. Shasta Anderson Comment
  CAS-BOT-BC204925  Lathyrus William Adams Dayton 1913-8-25 547 Shasta Shasta National Forest. Near Screwdriver Creek, Summit Lake Range 1554 Comment
  CAS-BOT-BC204926  Lathyrus James McMurphy 1914-6-16 s.n. Shasta Hillside above pumping plant, Redding Comment
  CHSC85451  Lathyrus lanszwertii var. aridus G. F. Hrusa; T. D. Wilfred 1996-6-10 12965 Shasta Northern California. Lassen National Forest. Along USFS S16 approx. 1 mile N of Hwy 44 intersection. 1635 Comment
  UCD106364  Lathyrus latifolius W. R. Powell 1963-7-12 767 Shasta 2 miles south-southeast of junction of State Highway 299 with State Highway 89. 963 Comment
  CAS-BOT-BC333283  Lathyrus sulphureus Dana York 2013-4-10 3154 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks, ca 0.5 km E of Lake Shasta 620 Comment
  CHSC66146  Lathyrus sulphureus Vernon H. Oswald 1996-5-30 7677 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. 609 Comment
  HSC49837  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9821 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  UCD106448  Lathyrus sulphureus G. F. Hrusa 1992-5-3 10463 Shasta Between Hwy. 299 and Big Bend along Big Bend Rd. Comment
  RSA658079  Lathyrus sulphureus S. A. Weidert 1975-4-27 s.n. Shasta Near Inwood. 854 Comment
  RSA239235  Lemna minor Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42373 Shasta Lassen Volcanic National Park, Shallow water of Reflection Lake 1814 Comment
  HSC101633  Lepidium campestre J. P. Smith 2010-6-24 12957 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  JEPS120902  Lepidium campestre Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18782 Shasta About 100 yards W of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CAS-BOT-BC88796  Lepidium campestre Clarence Quick 1963-6-15 63 -03 Shasta Little Hatchet Creek Road, west slope of Hatchet Mountain, near Burney. Comment
  UC719081  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta about 17 mi n Red Bluff Comment
  CAS-BOT-BC89849  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta Along highway, 16 miles north of Red Bluff. Comment
  CAS-BOT-BC89851  Lepidium nitidum Walter Knight 1964-4-12 764 Shasta 2 miles east of Anderson. Comment
  RSA260170  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCD115841  Lepidium perfoliatum B. Crampton 1953-4-30 1180 Shasta Ridge above Duncan Creek, 9 miles west of Ono. Comment
  JEPS28743  Leptodactylon pungens George W. Gillett 1957-8-10 1025 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park, btw Ski Heil and Pilot Pinnac 2636 Comment
  UC54535  Leptodactylon pungens H. M. Hall and E. B. Babcock June, 1903 4236 Shasta Lava Beds of North-Eastern Shasta County Lava Beds (Sierra Nevada Mountains); , Lava Beds 1219 Comment
  HSC72456  Leptosiphon bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9660 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  CHSC89791  Leptosiphon bolanderi R. Fischer; J. Marr 2004-7-7 424 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1016 Comment
  UCD14997  Leptosiphon bolanderi John M. Tucker 1970-5-3 4185 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  HSC17094  Leptosiphon ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  UCD123088  Leptosiphon ciliatus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7376 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA523356  Leptosiphon ciliatus G. H. True 1938-5-25 920 Shasta Near Lake Britton 854 Comment
  HSC62903  Leptosiphon filipes J. M. DiTomaso 1979-5-11 962 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  POM126982  Leptosiphon filipes M. S. Baker 1900-4-29 s.n. Shasta Anderson Road near Stillwater. Comment
  RSA562598  Leptosiphon filipes Alva Day 1974-5-3 74 -102 Shasta Near Sacramento River, just above Lake Shasta. Comment
  SBBG6000  Leptosiphon harknessii H. and M. Dearing 1938-6-30 3043 Shasta 20 mi S of Burney, near Mt Lassen Nat Park Comment
  CAS-BOT-BC225566  Leptosiphon latisectus C. F. Rose 1930-5-1 s.n. Shasta Near Redding Comment
  CAS-BOT-BC226733  Leptosiphon latisectus Alva Day 1974-5-3 74 -103 Shasta Sacramento River near upper end of Lake Shasta Comment
  HSC65923  Leptosiphon parviflorus D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 68 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  RSA113842  Lesquerella occidentalis George W. Gillett 1953-8-6 314 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park. 2805 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
  JEPS90377  Lesquerella occidentalis subsp. occidentalis Dean W. Taylor 1993-6-16 13690 Shasta Bully Choop Mt. North Coast Ranges (near summit) Comment
  UC1036187  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1953-8-6 324 Shasta slopes Chaos Crags Crater (Lassen Volcanic National Park); , slopes of Chaos Crags Crater 2057 Comment
  UC1036213  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1953-8-27 354 Shasta se ridge near trail summit area of Lassen Peak (summit area of Lassen Peak, Lassen Volcanic National Park); Lassen Volcanic National Park, summit Lassen Peak 2941 Comment
  UCD81312  Lessingia CNPS SN Foothill Team 2006-5-18 SNNR 0978 Shasta Shasta Land Trust Eastment, Hathaway Ranch. Comment
  CAS-BOT-BC341888  Lessingia nemaclada Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  JEPS11903  Lessingia nemaclada Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-13 4804 Shasta 6.5 mi n Lamoine (along U.S. Highway 99); Sacramento River Canyon 487 Comment
  JEPS73710  Lessingia nemaclada L. R. Heckard with T. I. Chuang 1968-7-2 1962 Shasta about 1 mi n Pollard Flat (2 1/2 mi n of La Moine); w side of Sacramento River 426 Comment
  JEPS84354  Lessingia nemaclada E. Dean 1988-7-8 104 Shasta Rd. 29N28 0.1 mi s jct with Rd. 29N43 (border of Trinity and Shasta Counties); Brushy Mtn. 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
  OBI77290  Leucanthemum vulgare Anthony Baniaga 2011-6-18 368 Shasta Lassen NF. N side of Bidwell Pond. Murken Bench quad. T34N R4E sec 1 SW of SE 1015 Comment
  UC1037144  Leymus cinereus Leo Whitney 1935-6-25 3310 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  CAS-BOT-BC509370  Lilium kelleyanum D. Smith 1960-7-20 s.n. Shasta Near Kings Creek Falls, Lassen Peak Comment
  CAS-BOT-BC509373  Lilium kelleyanum Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  SD46486  Lilium pardalinum E. K. Balls, L. W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles southeast from Ranger Station, along State Highway 89. At streamside, bog. 975 Comment
  CHSC63576  Limnanthes alba subsp. versicolor Vernon H. Oswald; Lowell Ahart 1994-5-6 6179 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. Along the edge of the creek. 350 Comment
  SEINET5556961  Limnanthes floccosa H. S. Gentry 1962-1 19694 Shasta Ca. 5 mi. E of Bella Vista, along Rt. 299. 152 Comment
  UCD116441  Limnanthes floccosa Robert E. Preston 1991-4-18 599 Shasta Palo Cedro, 0.5 mile NE of junction of Deschutes Road and Oak Run Road. Comment
  UC1576743  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-4-14 9545 Shasta on Hwy 89 near junction with Clark Creek road (extreme ne portion of county); Pondosa 15' quadrangle, Burney Valley 950 Comment
  JEPS58413  Linanthus filipes W. L. Jepson 1894-8-8 20922 Shasta Sims sta. Comment
  UC1558213  Linanthus harknessii Harold and Virginia Bailey 1948-8-27 2885 b Shasta Badger Flat Lassen Volcanic National Forest 1920 Comment
  SBBG15598  Linanthus pungens subsp. pulchriflorus D. Myrick 1961-6-23 348 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  CDA6344  Linaria genistifolia subsp. dalmatica T. C. Fuller 1966-7-2 14960 Shasta South side of road to Pittville, 0.4 mile east of Highway 299, 1.7 miles east of McArthur Post Office. 0 Comment
  JEPS126489  Linum lewisii Alejandro Brambila, Michael Dolan 2016-7-11 CA 320 -159 Shasta Cold Springs road at Dorsey Butte. Comment
  JEPS101020  Linum usitatissimum Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10655 Shasta Battle Creek; ; Battle Creek, on Tehama County line 228 Comment
  UC4702  Listera convallarioides W. H. Brewer Sep 26 1862-Sep 28 1862 1452 Shasta near summit Balley Shasta Comment
  HSC49783  Lithophragma affine J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9829 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  HSC45909  Lithophragma campanulatum Clark L. Miller 1978-5-13 24 Shasta Beegum Gorge Rd. 976 Comment
  RSA565074  Lithophragma campanulatum D. W. Taylor 1993-4-30 13388 Shasta Sacramento River Canyon. Hazel Creek drainage. N Fork Hazel Creek (ca 1.5 mile SW of Castella) 854 Comment
  POM369960  Lithospermum californicum Christopher Davidson 1973-5-26 2156 Shasta 4 miles W of Cassell jct road on Hwy 299, near Hat Creek. 976 Comment
  CHSC84074  Logfia gallica Lowell Ahart; John Dittes 2003-5-22 10191 Shasta Along a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC271074  Lolium temulentum L. E. Smith 1914-7-4 742 Shasta Redding Comment
  UC642379  Lomatium dasycarpum subsp. tomentosum C. L. Hitch. 1940-5-20 6506 Shasta 25 mi. e. Redding Comment
  CHSC96194  Lomatium dissectum var. multifidum R. Fischer 2006-5-14 970 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along main park road on the western edge, north end, of Big Lake. Plants growing in outcrop of volcanic rocks with YPF overstory and brushy surrounds. 1008 Comment
  SEINET13944518 Image available Lomatium humile William A. Weber 1965-1 12263 Shasta 5 mi above Bella Vista Comment
  HSC28834  Lomatium macrocarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19213 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CHSC58025  Lonicera cauriana Vernon H. Oswald 1992-6-1 4965 Shasta Lassen Volcanic National Park. Springy slope on the S border of the meadow at the W end of the S arm of Horseshoe Lake. 1996 Comment
  CHSC60345  Lonicera conjugialis Mary Ann Showers 1992-7-19 2717 Shasta Stream cut canyon through basalt on Hat Creek. 1889 Comment
  SD87768  Lonicera conjugialis Frank W. Peirson 1932-7-12 10223 Shasta One Thousand Lake Basin; along the shore of Lake Eiler. 1950 Comment
  SEINET12287459  Lonicera conjugialis H. M. Hall, Babcock, E. B. 1903-1 4133 Shasta Sierra Nevada Mountains, NE Shasta Co 1463 Comment
  CAS-BOT-BC240838  Lonicera interrupta Alice Eastwood; John Thomas Howell 1940-6-11 7963 Shasta Eastern Fall River Valley Comment
  CHSC88801  Lonicera interrupta R. Fischer 2004-7-3 306 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Juniper Trail near junction of Fishawk Trail. 1027 Comment
  POM260162  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding. Comment
  RSA0045629  Lonicera interrupta Lowell A. Ahart, John Dittes 2008-6-19 14854 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
  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
  SD104410  Lotus corniculatus Reid Moran 1978-6-25 26083 Shasta Common in PFF meadow, west of Little Roaring Creek. 740 Comment
  UCR206048  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14979 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
  JEPS95499  Lotus micranthus Vernon H. Oswald and L. Ahart 1994-4-27 6130 Shasta ca. 1.0 mi E (clockwise) of the trailhead Bailey Cove Trail; McCloud River Arm of Shasta Lake; T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead 335 Comment
  SEINET12154223  Lotus nevadensis var. douglasii H. M. Hall, Babcock, E. B. 1903-1 4238 Shasta Northeastern Shasta Co 1219 Comment
  POM260158  Lotus oblongifolius C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles east of Redding 152 Comment
  POM27312  Lotus oblongifolius var. nevadensis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCR206051  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14980 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
  JEPS87693  Lotus stipularis var. ottleyi Vernon H. Oswald and Lowell Ahart 1994-4-27 6132 Shasta on w side of McCloud River Arm of Shasta Lake (1.1 mi e (clockwise) of trailhead, Bailey Cove Trail); , Bailey Cove Trail 335 Comment
  JEPS91407  Lotus stipularis var. stipularis Dean W. Taylor 1992-4-19 12601 Shasta Squaw Creek canyon, on limestone cliffs 0.5 miles E of Squaw Creek Fire Control station, along Forest Road 27, 533 Comment
  RSA0014270  Ludwigia palustris Justin M. Wood 2010-9-2 2577 Shasta Little Cow Creek: 0.8 mi N of Ingot along the west side of state highway 299. 346 Comment
  UC1051436  Ludwigia palustris Herbert L. Mason 1955-8-14 14659 Shasta Pitt River at Fall R. Mills Pitt R., Fall River Mills Comment
  RSA756090  Lupinus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14952 Shasta McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  UC727061  Lupinus A. A. Heller 1943-8-23 Shasta Mt. Lassen Volcanic National Park Comment
  HSC71621  Lupinus adsurgens var. adsurgens J. P. Smith, J. O. Sawyer 1974-5-12 7368 Shasta Along Hwy. 299, .2 mi. E of Buckhorn Summit Comment
  UCR139085  Lupinus albicaulis M. Brooks, Julie Evens, H. Johnson 1997-4-27 38 Shasta Road A16, 4 mi east of Platina 718 Comment
  LA83652  Lupinus albicaulis O. H. Kappler; 1946-7-22 1365 Shasta Lassen National Park 2224 Comment
  SEINET5766831 Image available Lupinus albifrons G. Strausbaugh 1970-1 41 Shasta ca. 25 ft E of Kennedy Memorial Hwy ca. 5 mi past Whiskeytown Dam 376 Comment
  UC144498  Lupinus albifrons A. A. Heller 1905-5-25 7849 Shasta near Redding; near Redding Comment
  UCD105917  Lupinus albifrons A. A. Heller 1918-4-21 12988 Shasta along the railroad right of way, two miles north of Anderson. Comment
  SEINET5327627  Lupinus albifrons R. Adamson 1964-4-27 s.n. Shasta 2 mi E of Bella Vista on Highway 299. 183 Comment
  POM266082  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC195946  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 mi. east of Redding 152 Comment
  CAS-BOT-BC196040  Lupinus albifrons var. collinus Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 19 Shasta 1 mile up A16 off of Hwy 36 701 Comment
  CAS-BOT-BC196309  Lupinus albifrons var. eminens A. A. Heller 1905-5-25 7849 Shasta Near Redding Comment
  RSA303901  Lupinus andersonii var. christinae James R. Shevock 1972-7-25 2208 Shasta Hot Creek, Lassen Park. 1921 Comment
  UC501352  Lupinus angustiflorus H. F. Copeland 1932-8-15 Shasta by Lost Creek below Raker Peak (Mt. Lassen); , by Lost Creek below Raker Peak 1889 Comment
  UC501353  Lupinus angustiflorus H. F. Copeland 1932-8-15 Shasta by Lost Creek below Raker Peak (Mt. Lassen); , by Lost Creek below Raker Peak 1889 Comment
  UC82164  Lupinus angustiflorus Mrs. R. M. Austin 1882-8-9 Shasta Lassens Peak 2438 Comment
  SEINET10484596  Lupinus angustiflorus Duane Isely, I. Isely 1971-7-12 Isely 11390 Shasta S of hot rock, devastated sandy area with small pines, lassen national park. Common in lava flow pathway; flowers off-white with bright egg yolk central Spot on standard which is reflexed 100 degrees Comment
  SEINET10970211  Lupinus arbustus subsp. silvicola David B. Dunn 1971-8-15 Dunn 18155 Shasta Near summit of lassen on e side; lassen national park Comment
  CAS-BOT-BC208810  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-24 6534 Shasta On Hat Creek, ca. 20 mi. west of Fall River Mills. Comment
  CAS-BOT-BC208813  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 g Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208827  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-11 7908 Shasta Near Fall River Mills. Comment
  UC1537145  Lupinus argenteus var. heteranthus Gordon H. True Jr. 1938-5-24 952 Shasta near Lake Britton; near Lake Britton 914 Comment
  UC710951  Lupinus bicolor C. L. Hitchcock 1940-5-24 6571 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  SD46394  Lupinus caudatus E. K. Balls, L. W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls (junction State Highway 89 and U. S. Highway 299). 1006 Comment
  UC1713300  Lupinus grayi J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  CHSC912  Lupinus lepidus var. confertus V. Holt 1941-6-1 Shasta Castella. 670 Comment
  UC501355  Lupinus lepidus var. lobbii H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen 2225 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
  CHSC5289  Lupinus lepidus var. sellulus M. West 1946-6-23 Shasta Hat Creek. Eagle Lake. 1112 Comment
  SJSU558  Lupinus lepidus var. sellulus G. Witherspoon 1940-6-27 2134 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  UC1537147  Lupinus lepidus var. sellulus Gordon H. True Jr. 1938-5-24 940 Shasta near Lake Britton; near Lake Britton 853 Comment
  UCD108582  Lupinus lepidus var. sellulus G. F. Hrusa; T. D. Wilfred 1996-6-10 12974 Shasta Lassen National Forest. Roadside flats on W side of Hwy 44 approx. 200 meters N of Big Spring. 1422 Comment
  UCSB16021  Lupinus lepidus var. sellulus Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 7.8 miles south of Old Station; Cascade Range 1584 Comment
  CDA10981  Lupinus leucophyllus G. F. Hrusa 1991-6-26 8471 Shasta Pit River Drainage; flats along Pit River approx 4 m. E of Hat Creek crossing on Hwy 299. Comment
  RSA600849  Lupinus leucophyllus C. Epling, Wm. Robison 1935-7-17 s.n. Shasta Lassen Peak: near Manzanita Lake. Comment
  RSA19025  Lupinus luteolus Alice Eastwood 1912-7-25 1415 Shasta Pitt to Baird. Comment
  UC710895  Lupinus luteolus C. L. Hitchcock 1940-5-20 6480 Shasta 25 mi e Redding (foothills of Sierras); foothills of Sierras Comment
  UCR138735  Lupinus microcarpus var. horizontalis Ryan Stafsnes, Chris Dunn, Darina Roediger 1997-4-26 47 Shasta Beegum Creek; SE-facing roadcut on Hwy 36, near Tehama Co. line 416 Comment
  UC710952  Lupinus microcarpus var. microcarpus C. L. Hitchcock 1940-5-24 6532 Shasta on Hat Creek ca 20 mi w Fall River Mills; Hat Creek Comment
  CHSC60095  Lupinus nanus C. Underwood 1987-4-5 3 Shasta 1 1/2 yds. w side of Melville Plains Rd., 2 mi. s of Hwy. 44, 10 mi. eof Redding. Comment
Read comments
Dec 1 2006
  UCD108937  Lupinus nanus Beecher Crampton 1975-5-3 9185 Shasta Shasta Lake, Squaw Creek, Monday Flat. Comment
  UCD109003  Lupinus nanus A. A. Heller 1918-5-12 13019 Shasta On the McCloud river near the fish hatchery. Comment
  RSA105047  Lupinus vallicola subsp. vallicola A. A. Heller 1938-3-15 s.n. Shasta Redding Comment
  SEINET10490997  Lupinus vallicola subsp. vallicola Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 708 Shasta 5 mi n or redding on i-5; old field, several grasses; digger pine and lupinus Vallicola. Comment
  HSC104266  Luzula macrantha P. F. Zika, Julie Nelson 2010-5-16 24820 Shasta Cascade Range Foothills; Shasta-Trinity National Forest, Clikapudi Trail, south side of reservoir (Shasta Lake), NW of Buck Point 375 Comment
  CHSC54502  Luzula subcongesta Vernon H. Oswald 1991-7-29 4775 Shasta Lassen Volcanic National Park. Trail from Hat Lake to Paradise Meadow, ca. 1.25 miles south of the trailhead. Bordering a streamlet, which crosses the trail. 2072 Comment
  JEPS28732  Luzula subcongesta George W. Gillett 1957-8-8 996 Shasta wet meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park, ne of Lassen Peak 2499 Comment
  CDA19052  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau; along Fall River, between McArthur and Fall River Mills. 0 Comment
  HSC100180  Lythrum salicaria J. P. Smith 2011-8-8 13362 Shasta Across road from Glenburn Community Church. 1012 Comment
  UCR255888  Lythrum salicaria Greg de Nevers 2001-7-25 12622 Shasta Ahjumawi [Lava Springs] State Park 1011 Comment
  RSA0016021  Lythrum salicaria Don Pendleton 1986-6-26 s.n. Shasta Lava Creek Lodge, Lava Creek. Comment
  NY214968  Madia citrigracilis D. D. Keck 1938-8-9 4892 Shasta Burne Spring, south side of Burney Mountain. Elevation 5000 ft. 1525 Comment
  UC1278851  Madia citrigracilis David D. Keck 1938-8-9 4892 Shasta s side Burney Mountain; s side Burney Mountain, Burney Spring 1524 Comment
  UCD50258  Madia citrigracilis Christopher Hammersmark 2004-7-1 s.n. Shasta Bear Creek Meadow, meadow/flood plain very close to the headquarters of the Fall River in the northwest corner of the Fall River Valley in the northeastern corner of Shasta County. 1005 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
  CAS-BOT-BC343981  Madia elegans Ellsworth Bethel 1923-6-17 s.n. Shasta Burney Comment
  CHSC9330  Madia elegans G. Strausbaugh 1970-5-30 87 Shasta West bank third cove nw of Brandy Creek Swimming Area and ca. 10 ft from water's edge. Comment
  CAS-BOT-BC343982  Madia elegans Ellsworth Bethel 1923-6-1 s.n. Shasta Montgomery Creek Comment
  SD124921  Madia elegans R. D. Goeden 1986-9-11 Shasta Summit Lake Road, southeast of Chalk Mountain along the Pit River, Shasta National Forest. Ca. 35 miles northeast of Redding 1220 Comment
  UC830836  Madia elegans Alice Eastwood Aug 22 1912-Aug 26 1912 1817 Shasta near Lassen Butte; Morgans Springs Comment
  CHSC89677  Madia exigua R. Fischer; J. Marr 2004-7-7 405 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Spatter Cone Trail. 1043 Comment
  UC538060  Madia exigua Palmer Stockwell 1934-7-16 87 Shasta 6.7 mi ne Manton (between Manton and Viola) Comment
  CAS-BOT-BC344533  Madia exigua Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC31138  Madia gracilis B. Williams 1979-6-6 223 Shasta Old rd above the creek at N. Fork Beegum Cr Cmpgr. Shasta-Trinity NF/Yolla Bolla RD. 944 Comment
  SD104421  Madia gracilis Reid Moran 1978-6-25 26076 Shasta West of Little Roaring Creek. 740 Comment
  CAS-BOT-BC343415  Madia gracilis H. M. Hall; E. B. Babcock 1903-6-1 4019 Shasta Sierra Nevada Mountains. Slatonis [Slatonis is now Lamoine] 426 Comment
  CAS-BOT-BC94822  Madia gracilis R. C. Wenk; P. Hopkinson; P. Brownsey 2008-6-20 894 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  UC54069  Madia sativa subsp. dissitiflora H. M. Hall and E. B. Babcock Jun 1903 4019 Shasta Slatonis; Sierra Nevada Mountains 426 Comment
  SEINET10475510  Madia stebbinsii Mary Susan Taylor 1980-8-14 Taylor 3247 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
  RSA18614  Mahonia repens C. B. Wolf 1937-8-8 9080 Shasta Sacramento River Canyon, 5.7 miles N of Lamoine. 549 Comment
  RSA0009528  Maianthemum racemosum subsp. amplexicaule Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA69279  Maianthemum racemosum subsp. amplexicaule Frank W. Peirson 1932-7-14 10128 Shasta Base of Eiler Butte (the elevation east of Lake Eiler), Thousand-Lake Basin 1951 Comment
  JEPS116594  Maianthemum stellatum Julie Kierstead Nelson 2006-5-10 2006 -3 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
  SEINET3992437  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta On Hat Creek, ca. 20 mi W. of Falls River Hills Comment
  UCD116363  Malacothamnus fremontii R. Tofsrud? Jun 1949? s.n. Shasta Ono. Comment
  SEINET8551270  Marah oregana K. Terrell 1960-4-16 s.n. Shasta Redding. 366 Comment
  UC150760  Marsilea A. A. Heller 1905-5-31 7919 Shasta near Middle Creek Station Comment
  CHSC58017  Marsilea oligospora Vernon H. Oswald 1992-5-28 4955 Shasta Vernal pool bordering the W side of the lily pond near the summit of Table Mtn., ca. 1.3 mi (air) NNE of Manzanita Lake Entrance Station, somewhat W (outside) of the boundary of Lassen Volcanic National Park. 2019 Comment
  SEINET10530359  Marsilea vestita subsp. vestita Mary Merello 1993-6-26 Merello 733 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
  SEINET10568833  Marsilea vestita subsp. vestita A. Arthur Heller 1905-5-31 Heller 7919 Shasta Near Middle Creek Station. Comment
  HSC48510  Matricaria discoidea J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9692 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  RSA87461  Melica bulbosa var. inflata F. W. Peirson 1932-7-9 10267 Shasta Burney Spring. 1433 Comment
  CDA36640  Mentzelia dispersa T. C. Fuller 1963-7-15 10882 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 Comment
  POM83247  Mentzelia dispersa Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC428460  Micranthes aprica George W. Gillett 1953-7-29 301 Shasta Lassen Volcanic National Park. Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake. 2011 Comment
  CAS-BOT-BC428606  Micranthes bryophora Mrs. R. M. Austin 1882-8-1 s.n. Shasta Lassen's Peak Comment
  UCD102903  Micranthes tolmiei Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 s.n. Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  SBBG27350  Micropus californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 mi E of Redding Comment
  HSC23353  Micropus californicus var. californicus G. Strausbaugh 1970-6-21 115 Shasta Near summit of Buckhorn Bally ca. 4.5 mi. S from US Hwy. 299 W, 19.5 mi. E of Douglas City Comment
  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
  SEINET7073012  Micropus californicus var. californicus A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Deschutes Road. UTM Zone 10, 564576mE, 4489486mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC348419  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta At the river bridge near Redding Comment
  JEPS15297  Microseris campestris R. F. Hoover 1935-3-1 282 Shasta w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  JEPS104054  Microseris douglasii subsp. douglasii Lowell Ahart 2003-5-12 10135 Shasta Near a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CDA13105  Microseris nutans G. F. Hrusa, T. D. Wilfred 1996-6-11 13040 Shasta Lassen National Forest; Openings within moist understory of lodgepole pine dominated forest. Soils shallow. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Slopes above west side of Bunchgrass Valley. Comment
  CHSC93299  Microseris nutans R. Fischer 2005-5-20 585 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected on the Juniper Trail in the duff of pine/oak woodland. 1036 Comment
  JEPS3731  Microseris nutans George Gillett 1952-8-17 195 Shasta two mi below sign indicating trail to Bumpas Hell (along main highway through Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CHSC45353  Microsteris gracilis Vernon Oswald 1986-6-25 2156 Shasta Lassen Park, trail to Paradise Meadows. 2011 Comment
  POM174165  Microsteris gracilis subsp. gracilis Franklin P. Nutting 1894-5-25 s.n. Shasta Burney Valley Comment
  CHSC88761  Mimetanthe pilosa R. Fischer 2004-7-7 276 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in the middle of Spatter Cone Trail roadbed. 1043 Comment
  UCD111683  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS11715  Mimulus breweri Francis W. Pennell 1940-7-21 26220 Shasta w Summit Lake (Route 89); Lassen National Park 1981 Comment
  POM43684  Mimulus breweri Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS11034  Mimulus guttatus Virginia Bailey 1935-3-3 Shasta Anderson Comment
  RSA768460  Mimulus guttatus Justin M. Wood 2010-9-2 2569 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
  UC1543762  Mimulus guttatus Harold and Virginia Bailey 1948-8-25 3011 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC27111 Image available Mimulus guttatus M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls; ; Burney Falls, Shasta Co. Comment
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Jun 25 2013
  POM259988  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC65922  Mimulus kelloggii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 69 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  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
  POM5022  Mimulus kelloggii Milo S. Baker 1900-5-2 s.n. Shasta Red Road near Furnaceville. Comment
  UC1553535  Mimulus layneae E. Dean 1988-7-8 101 Shasta 0.2 mi se of jct. Rd.29N15 (along rd. 29N68, w side of road); Brushy Mtn. 1493 Comment
  UC886379  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi n Fall River Mills 1371 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
  RSA148809  Mimulus layneae I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16533 Shasta 8.4 mi SW of junction of Highways 89 and 299, on Hwy 89. Comment
  UC1024366  Mimulus nanus var. jepsonii George W. Gillett 1953-7-14 275 Shasta vicinity Summit Lake (400 yds. below ranger station); Lassen Volcanic National Park 2011 Comment
  UC1516288  Mimulus nanus var. jepsonii Adele Lewis Grant 1938-8-15 Shasta Hat Creek Mt. Lassen Area Comment
  UC445159  Mimulus nanus var. mephiticus Franklin P. Nutting Shasta Cow Creek Comment
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Jul 2 2013
  UC1543764  Mimulus primuloides Harold and Virginia Bailey 1948-8-28 2973 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS95356  Mimulus primuloides subsp. linearifolius Vernon H. Oswald and L. Ahart 1994-6-14 6277 Shasta T38N R5W center Sec. 10, 4080 ft, Yellow Pine Forest. Forest Rd. 25, 5.7 mi W of the Castle Crags State Park-Shasta National Forest boundary, 0.3 mi E of the culvert at Castle Creek 1243 Comment
  RSA234805  Mimulus primuloides var. linearifolius Francis W. Pennell 1940-7-19 26190 Shasta Along Shotgun Creek, north of Lamoine. 549 Comment
  RSA283820  Mimulus torreyi Reid V. Moran 1978-6-25 26087 Shasta Little Roaring Creek. 725 Comment
  JEPS11703  Mimulus torreyi Francis W. Pennell 1940-6-7 25709 Shasta e Burney (Route 299, w of Buckham Lodge) 1097 Comment
  SEINET12271833  Mimulus torreyi Unknown 1940-1 40483 Shasta Hill Crest Comment
  JEPS10514  Mimulus tricolor C. F. Rose 1935-5-20 76 Shasta Redding Comment
  CHSC3949  Minuartia californica Sadie Gualtieri 1967-3-26 Shasta Collected: field, 1/5 mile W. Bear Creek on S. side hiway 44 to Lassen Park from Redding. 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
  POM220626  Minuartia californica L. C. Wheeler 1935-3-31 3397 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 Comment
  SACT000015  Minuartia douglasii Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  CAS-BOT-BC388867  Minuartia douglasii D. E. Breedlove 1962-6-11 3390 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CAS-BOT-BC388878  Minuartia douglasii Roxana S. Ferris; Laura Lorraine 1948-6-16 11868 Shasta 1 mile north of Pollard Gulch, on U.S. 99 between Dunsmuir and Redding Comment
  RSA423562  Minuartia douglasii L. S. Rose 1934-4-21 34237 Shasta Lamoine. 380 Comment
  JEPS22418  Mitella diversifolia Herbert L. Mason 1948-7-17 13593 Shasta along US Highway 299 just e Hatchet Mtn summit; just e of Hatchet Mtn summit Comment
  SEINET10483083  Mitella pentandra Mary Susan Taylor 1980-6-26 Taylor 2976 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  CAS-BOT-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
  CHSC65638  Monardella breweri subsp. lanceolata L. P. Janeway 1995-6-23 4813 Shasta Along Fenders Ferry Road (Rd 27) at trailhead to Potem Falls; 0.6 mi west of bridge over Pit River. 396 Comment
  CAS-BOT-BC220053  Monardella breweri subsp. lanceolata A. A. Heller 1916-7-23 12499 Shasta Between the McCloud and Sacramento Rivers 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
  CAS-BOT-BC221786  Monardella odoratissima Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Shore of upper Twin Lake, Lassen National Park 1993 Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  RSA239227  Monardella odoratissima subsp. glauca Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42406 Shasta Shasta National Forest, Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park 762 Comment
  SBBG6450  Monardella odoratissima subsp. pallida H. and M. Dearing 1948-9-12 6730 Shasta Mt Shasta [Patnher Crk] Comment
  SJSU486  Monardella odoratissima subsp. pallida G. Witherspoon 1940-6-25 2112 Shasta Lassen Park Rd c. 1.5 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  UC519257  Monardella odoratissima subsp. pallida H. F. Copeland 1920-7-29 435 Shasta Jonesville woods Jonesville Comment
  UC54600  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock June, 1903 4166 Shasta Near Bear Creek, Sierra Nevada Mountains 1219 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
  CAS-BOT-BC222124  Monardella odoratissima subsp. pallida Alice Eastwood 1912-8-22 1849 Shasta On Butte, Lassen Butte Region Comment
  CAS-BOT-BC220246  Monardella sheltonii Clare B. Hardham 1970-8-3 17690 Shasta Rte 36 - before Peanut about 1/2 mile before (east of) sign to Old Highway 36 914 Comment
  UCD125300  Monardella villosa Collector unknown 1950-6-1 s.n. Shasta Oregon Oaks Plot. Comment
  UC25511  Monardella villosa subsp. villosa Milo S. Baker 1893-6 Shasta Near Dunsmuir; Sacramento Canyon Comment
  JEPS43335  Montia fontana M. A. King Mar. 1921 Shasta Anderson Comment
  CHSC110803  Montia fontana subsp. chondrosperma Dean Wm. Taylor 2013-4-25 21342 Shasta Magee Peak Vicinity: Logan Lake (3 air miles W of Old Station on Highway 44/89). 1432 Comment
  RSA529968  Montia linearis D. W. Taylor 1988-6-21 9841 Shasta Burney Spring, S base Burney Mtn, Lassen National Forest. 1445 Comment
  UC1736022  Montia parvifolia Dean W. Taylor 1988-5-4 9613 Shasta ridge north of Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  UC1543804  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2894 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UCD86672  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. At Upper Kings Creek. 2305 Comment
  CHSC86955  Muhlenbergia richardsonis L. P. Janeway 2001-6-21 7212 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  UC725521  Muhlenbergia rigens A. A. Heller 1923-9-3 13827 Shasta Phelan Ranch Comment
  UCR206337  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 B Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  RSA0049692  Myosotis scorpioides Dean Wm. Taylor 2013-9-6 21413 Shasta Hat Creek at Highway 299, on the western bank of the creek ca. 200 meters upstream from the highway bridge 845 Comment
  CHSC96178  Myriophyllum sibiricum R. Fischer 2006-7-22 892 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
  OBI29895  Myriopteris gracillima Robert J. Rodin 1971-6-14 8463 Shasta At Slate Creek, 35 miles north of Redding along Highway #5 701 Comment
  CHSC58535  Najas flexilis Vernon H. Oswald 1992-7-9 5080 Shasta Lassen Volcanic Park. S side of Horseshoe Lake. 1994 Comment
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Sep 24 2014
  CHSC93277  Narcissus R. Fischer 2005-4-15 641 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the weedy and long abandoned yard at the old Ranger Station on the western end of the park. 1013 Comment
  CAS-BOT-BC60327  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CAS-BOT-BC230311  Navarretia heterandra Alice Eastwood 1912-6-26 681 Shasta Oak Run Comment
  SEINET3894749  Navarretia intertexta Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -071 Shasta Cayton Valley. 1.4 miles N along Cayton Valley Road from Hwy 89.; 0 Comment
  CHSC93000  Navarretia intertexta subsp. intertexta R. Fischer 2005-7-18 535 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Located in roadbed near Ya-She camp sites. 1013 Comment
  RSA67205  Navarretia leptalea Verne Grant, Alva Grant 1947-7-13 8020 Shasta Shasta County: Sunny granitic slope 1 miles W of Hatchet Creek summit, Hatchet Mtn on Hwy 299 Comment
  SEINET7067176  Navarretia leucocephala A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  CAS-BOT-BC230382  Navarretia leucocephala subsp. minima Beecher Crampton 1958-8-13 5088 Shasta N end of Goose Valley, ca. 9 miles N of Burney Comment
  UC1111585  Navarretia tagetina Herbert L. Mason 1947-5-15 14753 Shasta 1 mi s Boulder Creek (between La Moine and Dunsmuir) Comment
  UC856889  Navarretia tagetina C. L. Hitchcock 1940-5-27 6637 Shasta near McArthur Comment
  UCD48706  Navarretia viscidula W. Robert Powell 1981-6-10 2805 Shasta 7 mis. Ese Redding, end of Little Meadow Lane. Comment
  UC726891  Nemophila heterophylla A. A. Heller 1942-5-3 16443 Shasta 3 mi e Ono; e of Ono Comment
  UC726901  Nemophila heterophylla A. A. Heller 1918-5-12 13023 Shasta fish Hatchery on the McCloud River McCloud River Comment
  POM260037  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 miles east of Redding. Comment
  CHSC63573  Nemophila parviflora var. austiniae Vernon H. Oswald; Lowell Ahart 1994-5-12 6195 Shasta Sugarloaf Creek Trail ca. 0.5 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 381 Comment
  CAS-BOT-BC140147  Neviusia cliftonii B. Bartholomew; M. Gilbert; L. Skog 1993-5-9 6427 Shasta 5.6 km SW of Round Mountain on State Hwy 299, along Cedar Creek 430 Comment
  CAS-BOT-BC140155  Neviusia cliftonii James R. Shevock 1992-5-8 12127 Shasta Off of highway 299, 2.5 miles E of jct with Oak Run Rd.; adj to Cedar Creek. Ca. 40 air km NE of Redding 441 Comment
  CAS-BOT-BC228583  Neviusia cliftonii Peter W. Fritsch; James R. Shevock; Lu Lu; Martin Lenz; Julie Nelson 2012-6-18 1923 Shasta Whiskeytown-Shasta Trinity National Recreation Area. N-facing slope of Waters Gulch, Waters Gulch Trail N of Packers Bay, W of Interstate Highway 5 above Shasta Lake; trailhead west side of Packers Bay Road 381 Comment
  CHSC60485  Neviusia cliftonii Joe J. Molter 1992-5-27 715 Shasta South of Hwy. 299 and approx. 100' south of Cedar Creek at a point between Hwy. mileage marker 49.00 and 49.50, just past large bend in road and adjacent to a large limestone cliffs. Comment
  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
  JEPS111020  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -101 Shasta Unnamed tributary stream to Brock Creek, near Brock Creek confluence with Pit River Arm, Shasta Lake; ca 20 miles NE of Redding. 329 Comment
  UC1594125  Neviusia cliftonii James R. Shevock 1992-5-8 12127 Shasta Off of highway 299, 2.5 miles E of junction with Oak Run Road. Ca 40 air km NE Redding. Comment
  UCD113237  Neviusia cliftonii Robert M. Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 mile N of Squaw Creek Forest Service Station (and bridge over Squaw Creek). 365 Comment
  SEINET6246958  Neviusia cliftonii J. R. Shevrock, B. Ertter 1992-1 12199 Shasta Along Shasta-Trinity NF Rd 7H009, N side of Hirz Mtn, along Ellery Creek, W side McCloud River arm of Shasta Lake. T35N R3W sec 6 SE1/4. Comment
  UCD166829  Neviusia cliftonii Kevin Heidel 2015-4-29 20 Shasta Allie Cove, Shasta Lake, California. Slope below limestone outcrop on ridge approximately 0.40 mile northeast of Gray Rock. Allie Cove is 17 mi SSE of Lamoine along Pit River Arm, Shasta Lake. 457 Comment
  HSC100263  Notholithocarpus densiflorus J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13382 Shasta Along East County Line Road, off Buckhorn Summit 1105 Comment
  UCD110231  Notholithocarpus densiflorus var. echinoides G. F. Hrusa 1992-5-1 10475 Shasta Just N of Big Bend Rd. approx. 5 m. from Hwy 299 along Big Bend Rd. Comment
  HSC44851  Odontostomum hartwegii J. P. Smith 1973-5-6 6547 Shasta Oak Bottom Campground in Whiskeytown Recreation Area Comment
  JEPS62084  Odontostomum hartwegii Mary Alice King May 1921 Shasta Anderson Comment
  UCD111925  Odontostomum hartwegii Christopher Mallek 2008-1 AC1- 5 Shasta Ash Creek. 876 Comment
  UCR11248  Odontostomum hartwegii Wm. Horn Jr. 1967-5-18 670518- 2 Shasta Anderson, Deschutes Rd. and Barney St 152 Comment
  RSA248661  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek, along Highway 299, ca. 15 miles east of Redding. 518 Comment
  SEINET8263375  Odontostomum hartwegii Frank Callahan 1995-5-20 Shasta south of Jct. of Ash Creek Rd. and Wildcat Rd. Comment
  CAS-BOT-BC242674  Orcuttia tenuis Beecher Crampton 1958-8-12 5074 Shasta 3 miles north of Anderson, 3 miles south of Redding Municipal Airport Comment
  JEPS84142  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-16 754 Shasta s side of Hwy 44 0.75 mi w intersection with Airport Road (e of Redding); Central Valley 172 Comment
  RSA256269  Orcuttia tenuis J. R. Reeder, C. G. Reeder 1973-5-27 6191 Shasta 5 miles E of Redding along Hwy 44 152 Comment
  UCR146307  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta Central Valley; Sacramento Valley region, 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport Comment
  SEINET10791006  Orcuttia tenuis B. Crampton 1960-1 Shasta Comment
  SEINET4691048  Orcuttia tenuis B. Crampton 1960-1 Shasta Comment
  CAS-BOT-BC349977  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-17 1086 Shasta Lassen Volcanic National Park. Emerald Lake 2468 Comment
  CHSC60117  Orobanche fasciculata C. Underwood 1987-4-13 17 Shasta 1 yd. e of Broken Branch Rd., 1/2 mi. se of Bear Mtn. Rd., 9 mi. from Central Valley, east. Comment
  HSC46250  Orobanche fasciculata M. Alcasas 1978-5-13 81 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC90037  Orobanche fasciculata Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 15 Shasta Hwy. 36, 1 mi. W of Shasta/Tehama County line. 579 Comment
  HSC48499  Orobanche uniflora J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9685 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  POM260309  Orthocarpus hispidus C. Leo Hitchcock 1940-5-24 6549 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC849838  Oxyria digyna E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  UC1584621  Ozomelis diversifolia Dean W. Taylor 1988-6-23 9854 Shasta along Hwy 299 ca 4 mi e Hatchet Mt. Summit; Cascade Mountains, Carberry Flat 1127 Comment
  JEPS28574  Packera cana George W. Gillett 1957-7-11 715 Shasta above Crater Lake (on slopes of Chaos Crags); Lassen Volcanic National Park, Chaos Crags 2072 Comment
  CAS-BOT-BC190891  Packera cana George Wilson Gillett 1957-8-15 1072 Shasta Crescent Crater. In loose pumice on the north saddle of crater rim 2438 Comment
  CAS-BOT-BC318448  Packera cana H. Dearing; M. Dearing 1938-6-27 2163 Shasta Subway cave, E of Lassen National Park Comment
  CAS-BOT-BC316861  Packera eurycephala var. eurycephala A. Heller 1918-4-21 12989 Shasta two miles north of Anderson Comment
  CAS-BOT-BC316869  Packera eurycephala var. eurycephala L. E. Smith 1913-5-2 s.n. Shasta Cottonwood Comment
  UC223994  Packera eurycephala var. eurycephala H. E. Brown May 15 1897-May 28 1897 234 1/2 Shasta near Pit River Ferry; Pit River 213 Comment
  UC91319  Packera indecora Mrs. R. M. Austin 1896-7-1 365 Shasta Lassen Peak Comment
  CAS-BOT-BC10506  Paeonia brownii F. Almeda; R. Eisenhardt 1995-5-29 7420 Shasta Willow Creek Ranch about 6.8 miles S of the intersection of CA State Rd 89 and Squaw Valley Rd. in McCloud. 883 Comment
  CHSC83222  Panicum acuminatum var. acuminatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of Castle Crag Hotel. Meadow. Comment
  POM260179  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mile above Burney Falls Comment
  UC768599  Panicum acuminatum var. acuminatum R. F. Hoover 1940-9-21 4607 Shasta Soupan Springs Lassen Peak Comment
  UC819934  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mi above Burney Falls; above Burney Falls Comment
  UCR132410  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 Comment
  CDA23563  Panicum miliaceum Jim Staggs 2008-8-2 s.n. Shasta Redding, 2941 Shadow Brook Ln. 0 Comment
  UCD32846  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-26 7190 Shasta 1/4 N of Castle Crag, along railroad siding. Comment
  CAS-BOT-BC175543  Parnassia palustris Hans Leschke 1960-9-8 1793 Shasta Little Hot Springs Valley. Lassen Volcanic National Park 2240 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
  CAS-BOT-BC202829  Paxistima myrsinites C. R. Quick 1964-6-22 64 -21 Shasta Little Hatchet Creek Road, w. slope of Hatchet Mt. 1219 Comment
  CHSC35289  Pectiantia pentandra M. S. Taylor; J. Prouty 1980-6-25 2976 Shasta Along Moosehead Creek on n side of 39N90, ca 1.1 mi nw of its jct with 38N10, ca 3 mi due sw of Deadhorse Summit on Hwy 89. 1584 Comment
  CHSC25123  Pedicularis densiflora Paul Lyman 1970-4-25 17 Shasta Open Triangle Ranch out of Whitmore, 75 feet East of dam at main reservoir. Comment
  RSA647848  Pedicularis groenlandica James Buel 1957-2-7 161 Shasta 1 mile below Kings Creek Falls. Mt. Lassen, Lassen Nat'l Park. Comment
  SD87713  Pedicularis semibarbata Frank W. Peirson 1932-7-10 10216 Shasta 1000-Lake Basin 1951 Comment
  CHSC66313  Pellaea brachyptera V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7914 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  JEPS128476  Pellaea brachyptera Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -025 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  UC1731470  Pellaea brachyptera Dean W. Taylor 1993-6-14 13591 Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CoRH), Sacramento R. canyon, N. Fork Salt Cr 853 Comment
  CAS-BOT-BC69317  Pellaea brachyptera Lemmon 1988-9-1 s.n. Shasta Lassen Peak Comment
  UC2013069  Pellaea mucronata subsp. mucronata Barbara Ertter with Gary Schoolcraft, Roger Raiche, Joe Molter 1993-5-1 11674 Shasta Curl Creek north of Shasta Lake Caverns on east side of McCloud River branch of Shasta Lake, ca 15 airmiles NNE of Redding. Comment
  JEPS121434  Pellaea mucronata var. mucronata Julie Kierstead Nelson 2013-4-11 2013 -004 Shasta Clear Creek Gorge southeast of overlook picnic ara, ca. 5 miles SW of Redding. Comment
  POM260296  Penstemon azureus subsp. azureus C. Leo Hitchcock 1940-5-20 6504 Shasta 25 miles east of Redding. Comment
  CHSC65846  Penstemon azureus var. azureus L. P. Janeway 1995-6-23 4812 Shasta Along Fenders Ferry Road (Rd 27) at trailhead to Potem Falls; 0.6 mi west of bridge over Pit River. 396 Comment
  RSA79874  Penstemon deustus subsp. heterander F. W. Peirson 1932-7-14 10218 Shasta South slope of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  RSA26964  Penstemon deustus subsp. heterander C. Leo Hitchcock 1940-5-23 6512 Shasta ca. 1/4 mile south of Burney Falls. Comment
  NY591718  Penstemon deustus var. pedicellatus W. Hess 1997-7-27 7720 Shasta Lassen National Forest, 13 miles north of junction of State Highway 44 and 88 on State 44 & 89. Along Hat Creek at Hat Creek Campground. Comment
  UC886953  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta ca 1/4 mi s Burney Falls; s of Burney Falls Comment
  CHSC34497  Penstemon filiformis J. D. Jokerst 1981-9-1 1459 Shasta On soils adjacent to Forest service road N of Rattlesnake Hill. Comment
  NY593761  Penstemon filiformis D. D. Keck 1940-6-13 5168 Shasta Sacramento Canyon, 0.6 mile south of Gibson. Observed from Gibson to Hazel Creek, but not elsewhere. 426.7 Comment
  RSA663852  Penstemon filiformis Karl Vincent 1987-6-26 4438 Shasta [Klamath Mountains], Sacramento River Canyon. On N side of Shotgun Creek, 0.7 mi NW of I-5 and Shotgun Creek, ca 2.7 mi N of Gibson. 549 Comment
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Feb 3 2016
  UC1576784  Penstemon filiformis Dean Wm. Taylor with Glenn L. Clifton 1990-5-25 10794 Shasta ca 0.4 mi n Gibson Road (exit for road to Highland Lake) (Sacramento River Canyon, Klamath Mountains); Klamath Mountains, Sacramento River Canyon 548 Comment
  NY600727  Penstemon gracilentus R. M. Austin 07 1879 s.n. Shasta Lassens Peak 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
  NY600714  Penstemon gracilentus F. W. Pennell 1940-7-21 26219 Shasta Route 89, east of Hat Lake, Lassen National Park 1950.7 Comment
  RSA79836  Penstemon gracilentus F. W. Peirson 1932-7-10 10220 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC49041  Penstemon heterodoxus var. shastensis Vernon Oswald 1986-7-28 2242 Shasta Trail between Bumpus Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2377 Comment
  NY601596  Penstemon heterodoxus var. shastensis A. Eastwood 1912-6-29 708 Shasta Goose Valley Comment
  UC1576752  Penstemon heterodoxus var. shastensis Dean W. Taylor 1988-6-21 9842 Shasta s base Burney Mountain (Burney Spring, Lassen National Forest, Cascade Mountains); Lassen National For, Cascade Mts., Burney Mt, Burney Spring 1444 Comment
  UC887313  Penstemon heterodoxus var. shastensis Alice Eastwood Jun 29 1912-Jul 11 1912 708 Shasta Goose Valley 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
  SEINET10832460  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-6-10 Taylor 2804 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  JEPS9339  Penstemon neotericus George W. Gillett 1953-7-17 271 Shasta along State Highway 89 ne Lassen Volcanic National Park (at Hat Creek Bridge, Lassen National Forest); ne of Lassen Volcanic National Park, Lassen Natl Forest 1341 Comment
  UC1553525  Penstemon neotericus E. Dean 1988-7-12 121 Shasta just w of 2 small pin turns in rd 37N08 as it reaches Skunk Ridge 1158 Comment
  UC727348  Penstemon neotericus Elmer I. Applegate 1929-6-23 5856 Shasta above Burney (e slope of Burney Mountain); , above Burney Comment
  HSC60629  Penstemon neotericus Carl Wishner 1978-7-1 534 Shasta Campground Rocky, Lassen National Forest 1220 Comment
  NY605190  Penstemon neotericus E. K. Balls 1952-10-14 18196 Shasta Honn Creek Public Camp, Highway 89, from Mt. Shasta to Lassen Peak 0.0 Comment
  RSA25723  Penstemon neotericus Carl B. Wolf 1941-7-24 11064 Shasta 1 mi SW of entrance to Lassen National Park on Calif Hwy 44 to Redding. 1524 Comment
  RSA272556  Penstemon neotericus Porter Lowry 1977-7-6 869 Shasta Ca 3 mi east of Viola on State Hwy 44. Comment
  SEINET7790180  Penstemon neotericus Unknown 1972-7-11 s.n. Shasta Lassen National Park Comment
  CAS-BOT-BC239342  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1030 Shasta Lassen Volcanic National Park, Pilot Pinnacle 2706 Comment
  JEPS101481  Penstemon newberryi var. newberryi Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4687 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, Comment
  NY627353  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-21 26216 Shasta Manzanita Lake, Lassen National Park 1767.8 Comment
  RSA702137  Penstemon rydbergii var. oreocharis R. Fischer 2004-7-4 317 Shasta Ahiumawi Lava Springs State Park, 3 miles N of Mc Arthur, on western edge Modoc Plateau. Located off Lava Springs Trail between Crystal and Ya-She. 1009 Comment
  UC1541526  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks June 1928 219 Shasta Drakesbad Lassen National Park, Drakesbad 1767 Comment
  UC1036205  Penstemon speciosus George W. Gillett 1953-7-18 282 Shasta vicinity Hat Lake (devastated area 1-2 mi below the lake, Lassen Volcanic National Park); Lassen Volcanic National Park, vicinity Hat Lake 1950 Comment
  UCD124502  Penstemon speciosus G. F. Hrusa; T. D. Wilfred 1996-6-11 13031 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CAS-BOT-BC77148  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-30 21051 Shasta North-facing slope between Cottonwood Creek and Roaring River 3-4 mi. W of Gas Point Road NW of Red Bluff 228 Comment
  CAS-BOT-BC140472  Peraphyllum ramosissimum Ellsworth Bethel 1923-6-26 s.n. Shasta Fall River Mills Comment
  UC1036236  Perideridia bolanderi subsp. bolanderi George W. Gillett 1952-8-17 194 Shasta Little Hotsprings Valley Grade 2 mi below Bumpas Hell trail origin; Lassen Volcanic National Park, Lassen Peak Highway 2346 Comment
  POM82502  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC54314  Perideridia oregana H. M. Hall and E. B. Babcock June, 1903 4257 Shasta Bald Mt. Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC413634  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  RSA0069353  Petrorhagia dubia Dean W. Taylor 2014-4-9 21466 Shasta Shasta Lake; Shasta-Trinity National Forest, along Gilman Road (Road 7H 009) about 0.4 road miles west of the entrance road to Dekas Rock Campground. 371 Comment
  UCD112264  Petrorhagia dubia Christopher Mallek 2008-5-8 AC4- 32 Shasta Ash Creek. 876 Comment
  JEPS112882  Phacelia dalesiana Dean W. Taylor 1993-6-15 13656 Shasta Trinity Mountains; saddle between Rattlesnake Hill and Chicken Hawk Hill, at summit on Forest Road 38N21, at Sardine Spring 1783 Comment
  SD120824  Phacelia egena L. R. Heckard, Robert Ornduff 1966-4-28 1487 Shasta Along California Highway 299,5.3 miles east of Buckhorn Summit, west of Redding. Comment
  JEPS55963  Phacelia imbricata subsp. imbricata Alice Eastwood and John Thomas Howell 1934-4-21 1841 Shasta 5 mi n Anderson Comment
  CHSC93275  Phacelia linearis R. Fischer 2005-4-20 644 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from the western loop of Spatter Cone Trail off volcanic gravel and rocky soil. 1051 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
  UC70448  Phacelia rattanii Milo S. Baker 1898-7-11 Shasta Burney Falls Comment
  CAS-BOT-BC383116  Philadelphus lewisii Andrew Townesmith; Karen M. Meyer 2007-7-24 852 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  UC858329  Philadelphus lewisii Alice Eastwood 1912-7-25 1417 Shasta Pitt to Baird Comment
  CAS-BOT-BC77406  Philadelphus lewisii Mrs. H. C. Cantelow 1935-6-9 964 Shasta Nr. old town of Shasta Comment
  UC585536  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta a few mi w Viola (Mrs. Eastman's ranch) 1524 Comment
  JEPS69954  Phlox diffusa Chesnut and Drew circa 1890 Shasta Mt. Lassen Comment
  UC1553515  Phlox diffusa E. Dean 1988-7-13 129 Shasta just n Rd 38N10 junction with Rd 37N72Y (on w side of Rd 38N10 going n to Red Mtn, where power line crosses the rd, Pacific Crest Trail, on w side of rd traveling n); Pacific Crest Trail Comment
  UC1036253  Phlox douglasii subsp. rigida George W. Gillett 1952-7-15 77 Shasta s side lower Twin Lake (along road); Lassen Volcanic National Park 1981 Comment
  CDA36859  Phlox gracilis CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  RSA83066  Phlox speciosa Verne Grant, Alva Grant 1947-05 7978 Shasta 20 miles N of Redding Comment
  HSC85679  Phlox speciosa subsp. nitida J. P. Smith, J. O. Sawyer 1982-5-8 10367 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  JEPS91161  Phlox speciosa subsp. nitida Dean W. Taylor 1993-4-30 13377 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
  CAS-BOT-BC60614  Phoenicaulis cheiranthoides Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills. Comment
  CHSC66152  Phoradendron densum Vernon H. Oswald 1996-6-1 7685 Shasta Modoc Plateau. Pit River Overlook on Hwy. 299 ca. 2 mi W of Fall River Mills. 1097 Comment
  CDA20011  Phragmites australis D. Marcum 2002-7-25 PDR P 120226 Shasta Northern California; Fall River. 0 Comment
  CHSC89652  Phragmites australis R. Fischer; J. Marr 2004-9-27 341 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She waterways. 1008 Comment
  CAS-BOT-BC58848  Phyllodoce breweri Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Lassen National Park - shore of upper Twin Lake 1993 Comment
  CAS-BOT-BC58849  Phyllodoce breweri Hans Leschke 1959-8-10 1654 Shasta Lassen Volcanic National Park - Soda Lake 2385 Comment
  UCD35831  Phyllodoce breweri Beecher Crampton 1964-8-26 7173 Shasta Lassen Volcanic National Park; head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCSB19681  Phyllodoce breweri Lowery, Jos. 1962-08 Shasta Lassen National Park Comment
  JEPS66660  Phyllodoce breweri J. Grinnell 1927-6-17 Shasta Sugar Pine Flat, Viola Road Sugar Pine Flat; , Viola Road 1828 Comment
  POM274955  Physocarpus capitatus Lyman D. Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA759704  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, Shasta-Trinity National Forest. 366 Comment
  POM220656  Picea engelmannii C. B. Wolf 1930-10-17 1745 Shasta Along Clark Creek 1372 Comment
  CHSC111019  Pinus albicaulis L. P. Janeway 2013-4-12 11201 Shasta High Cascade Range. Base of rock wall near southern base of Eagle Peak, near Ski Heil Peak. 2677 Comment
  CHSC27324  Pinus attenuata T. B. Devine 1976-10-24 377 Shasta Whiskeytown Lake along Hwy 299, 2 mi w of Park headquarters off main road on dirt road. 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
  HSC33921  Pinus sabiniana Pamela Bruce 1975-4-27 7 Shasta 3 mi. W of French Gulch Rd on Hwy. 299, Bulk Collection # 71 Comment
  HSC33922  Pinus sabiniana Pamela Bruce 1975-4-27 4 Shasta 3 mi. W of French Gulch Rd., Bulk Collection # 70 Comment
  SEINET7062914  Plagiobothrys A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Route 44 and 0.2 miles south of Air Port Road. (WGS84/NAD83). UTM Zone 10, 559051mE, 4489949mN. 168 Comment
  CAS-BOT-BC228032  Plagiobothrys Milo S. Baker 1949-5-1 12098 Shasta Highway 99 ca 3 miles N of Redding Comment
  SJSU1537  Plagiobothrys bracteatus C. W. Sharsmith 1954-6-23 6191 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  JEPS104459  Plagiobothrys canescens Lowell Ahart 2003-5-22 10195 Shasta Meadow south of the wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SEINET3084142 Image available Plagiobothrys canescens Walter Seavey 1983-4-10 Shasta Anderson, Millville Plains road, 0.9 miles north of Dersch Road. Comment
  CDA20111  Plagiobothrys canescens J. Westphal 2003-4-18 PDR 1407051 Shasta Northern California; North Old Oasis Rd in Redding. 0 Comment
  OBI53653  Plagiobothrys canescens Walter S. Lennon 1980-4-6 s.n. Shasta Millville Plains Rd 0.6 mi S of hwy 44, Millville Comment
  RSA537666  Plagiobothrys canescens Walter Seavey Lennon 1982-5-2 s.n. Shasta Parkville Rd., 0.2 mi south of Dersch Rd., Anderson. Comment
  JEPS85529  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Beatie Road 0.1 mi n Dersch Road (Anderson); Anderson Comment
  JEPS85530  Plagiobothrys fulvus var. campestris Walter S. Lennon 1982-3-21 Shasta 2.2 mi e North Balls Ferry Road (Coleman Fish Hatchery Road, Anderson); Anderson Comment
  UCD80149  Plagiobothrys glyptocarpus CNPS SN Foothill Team 2006-5-17 SNFN 0384 Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 201 Comment
  UCD80153  Plagiobothrys greenei CNPS SN Foothill Team 2006-5-8 SNFN 0363 b Shasta Shasta Land Trust Easement, located on the Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  JEPS28517  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Table Mt. Lassen Volcanic National Park (summit) 2011 Comment
  CHSC96209  Plagiobothrys leptocladus R. Fischer 2006-5-15 959 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a vernal condition created by a bear wallow adjacent main park road between Horr Pond and campsite 7. 1010 Comment
  SEINET5732074 Image available Plagiobothrys nothofulvus J. Maze 1971-1 804 Shasta Junction Hwy 44 and Anderston Rd. Comment
  POM261462  Plagiobothrys scouleri var. hispidulus Alice Eastwood, John Thomas Howell 1940-6-11 7957 Shasta Near McArthur. Comment
  UCD80158  Plagiobothrys stipitatus var. micranthus CNPS SN Foothill Team 2006-5-9 SNFN 0365 b Shasta Shasta Land Trust Easement, located in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area of the Hathaway Ranch. 268 Comment
  HSC49781  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9818 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  UC766029  Plagiobothrys tenellus R. F. Hoover 1937-5-19 2283 Shasta bridge 5 mi from Redding (on old Alturas road); Salmon Creek Comment
  UC54554 Image available Plagiobothrys tener H. M. Hall and E. B. Babcock Jun 1903 4162 Shasta meadow near Bear Creek (ne Shasta County); Sierra Nevada Mountains; North-eastern Shasta Co. 1280 Comment
  CHSC59998  Plantago erecta Lorna K. Lilly 1989-4-17 7 Shasta Ca. 3.1 mi w of Dry Creek, 3 mi sw of Bella Vista, 2.6 mi e of Redding. 140 Comment
  UC141563  Plantago virginica A. A. Heller 1905-5-30 7896 Shasta near Redding Comment
  SBBG19494  Platanthera dilatata var. leucostachys J. A. Lowery 1962-7-11 11 Shasta Silver Lake, Hatchet Mtns, ca. 40 mi E of Redding 1524 Comment
  UC1736450  Platanthera hyperborea Dean W. Taylor 1993-6-15 13642 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  UC845580  Platanthera leucostachys Alice Eastwood Jun 29 1912-Jul 11 1912 816 Shasta Goose Valley Comment
  SBBG26968  Plectritis macrocera C. L. Hitchcock 1940-5-24 6551 Shasta Hat Crk, ca. 20 mi W of Fall River Mills Comment
  HSC27292  Poa annua J. P. Smith 1972-3-18 5072 Shasta Redding, Motel Orleans parking lot Comment
  UC1543788  Poa bolanderi Harold and Virginia Bailey 1948-8-25 3025 Shasta Summit Lake; Lassen Volcanic Nat'l Park 2040 Comment
  UCD90283  Poa bolanderi H. F. Copeland 1932-8-15 s.n. Shasta Mt. Lassen. Between Hat Lake and Summit Lake. 1981 Comment
  HSC47064  Poa bulbosa Howee Barban 1978-5-13 28 Shasta Trinity National Forest, Basin Gulch Campground. 854 Comment
  UCD90609  Poa bulbosa Alan A. Beetle 1945-5-20 3978 Shasta northeastern part of county. Jct. at Pitt River and Hat Creek. Comment
  SEINET10660980  Poa canbyi Charles L. Hitchcock 1940-5-27 Hitchcock 6634 Shasta Near McArthur. Comment
  SJSU11277  Poa howellii S. H. Casey 1980-6-21 1170 Shasta Burney Falls, Burney Falls State Park, northeastern Shasta County Comment
  CDA12987  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-3 12889 Shasta Upper Sacramento Valley; Open, sandy site in understory riparian zone E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Rhizomatous. Apparent escape from sod farm adjacent. Comment
  CHSC99516  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2008-6-19 14848 Shasta Under oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  JEPS126505  Poa secunda Alejandro Brambila, Michael Dolan 2016-7-11 CA 320 -158 Shasta Cold Springs road at Dorsey Butte. Comment
  CHSC85713  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-10 12939 Shasta Lassen National Forest. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. 1730 Comment
  JEPS89600  Pogogyne serpylloides Dean Wm. Taylor with Glenn Clifton 1991-6-10 11903 Shasta in woods on w. margin of large clay playa ca. 1 mi. n.e. Warner Grade Reservoir (Soldier Creek); Pit R. Watershed, Dana 7 1/2 Quad. 1990 ed. 1106 Comment
  SEINET3450937  Pogogyne ziziphoroides Lowell Ahart, John Dittes 2003-5-12 10157 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  UC1988937  Pogogyne zizyphoroides Robert F. Hoover 1942-5-20 5877 Shasta five miles east of Redding Comment
  UC1024381  Polemonium californicum George W. Gillett 1952-7-29 134 Shasta one mi above Hat Lake (trail to Paradise Meadows, Lassen Volcanic National Park); Lassen Volcanic National Park, vicinity Hat Lake 2042 Comment
  UC1036157  Polemonium californicum George W. Gillett 1953-7-23 294 Shasta above Hat Lake (Lassen Volcanic National Park); , vicinity Hat Lake 1973 Comment
  CHSC45361  Polemonium pulcherrimum var. pilosum Vernon Oswald 1986-8-11 2279 Shasta Summit of Lassen Peak Trail. 3121 Comment
  JEPS43021  Polygala cornuta var. cornuta W. L. Jepson 1914-8-11 5781 Shasta Upper Fall River Valley 1036 Comment
  RSA70424  Polygala cornuta var. cornuta F. W. Peirson 1932-7-17 10331 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UC1326271  Polygonum amphibium var. stipulaceum Milo S. Baker 1947-8-13 11988 Shasta Summit Lake Mt. Lassen Nat. Park 2042 Comment
  CAS-BOT-BC109123  Polygonum bidwelliae Alice Eastwood 1912-6-27 647 Shasta Montgomery Creek. Comment
  UC1299696  Polygonum bidwelliae Freed W. Hoffman 1948-7-3 2423 Shasta near Oak Run Comment
  UC1735926  Polygonum bidwelliae Dean W. Taylor 1990-4-25 10679 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  JEPS91186  Polygonum californicum Dean W. Taylor 1988-5-5 9627 Shasta Milleville Plains, 0.8 miles N of Sacramento River at China Garden, under PG&E high-voltage electrical transmission lines 137 Comment
  RSA79091  Polygonum davisiae E. K. Balls 1952-10-14 18205 Shasta Summit Pass, Lassen Peak, Hwy 89. 2595 Comment
  RSA32786  Polygonum davisiae A. A. Heller 1941-8-11 16282 Shasta Gravelly ridge near the head of Little Hot Springs Valley, Lassen Volcanic National Park, in the Canadian life zone. Shasta County Comment
  RSA65931  Polygonum davisiae F. W. Peirson 1926-6-23 6841 Shasta Trail to summit of Lassen Peak, Lassen National Park Comment
  JEPS91183  Polygonum douglasii subsp. majus Dean W. Taylor 1990-8-21 11471 Shasta Clark Creek, along a minor unnamed tributary about 0.5 miles W of Bosworth Meadow 1402 Comment
  UC1584579  Polygonum douglasii subsp. majus Dean W. Taylor 1990-8-21 11471 Shasta Clark Creek Cascades (along a minor unnamed tributary) Comment
  UC726094  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1928-7-12 14681 Shasta near Jonesville Comment
  POM104557  Polygonum kelloggii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD84716  Polygonum parryi Robert E. Preston 2009-7-8 2702 Shasta Ca. 9.8 mi SSW of Burney, at The Gardens. 1481 Comment
  JEPS100763  Polygonum persicaria Dean W. Taylor 1999-8-13 17340 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  CHSC118562  Polygonum polygaloides subsp. confertiflorum Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21418 Shasta Bottom of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  RSA0049626  Polygonum polygaloides subsp. confertiflorum Dean Wm. Taylor 2012-6-5 21215 Shasta Cayton Valley: Hwy 89 near Cayton Valley Road junction, southwest quadrat of the intersection, at junction with county road to Lake Britton (Forest Road 36N03) 944 Comment
  UC501511  Polygonum polygaloides subsp. kelloggii Frank W. Peirson 1932-7-13 10137 Shasta s Burney; 1000-Lake Basin 1950 Comment
  CHSC110781  Polygonum sawatchense subsp. sawatchense Dean Wm. Taylor 2012-7-18 21291 Shasta Klamath Mountains. Trinity Mountains, saddle between Chicken Hawk Hill and Rattlesnake Hill at summit of Forest Road 38N21; TRS 37N5W17. 1813 Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  CAS-BOT-BC421046  Polygonum spergulariiforme Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42375 Shasta Shasta National Forest: c. 1 mile W of W edge of Castle Crags State Park near Castle Creek 762 Comment
  UCD91284  Polypogon monspeliensis Beecher Crampton 1956-8-20 3790 Shasta Castle Crag, at junction of Dome Creek and Sacramento River. 640 Comment
  CDA12969  Polystichum imbricans G. F. Hrusa 1996-5-2 12913 Shasta Lassen National Forest; Near corner of Hwy 89 and USFS S16, on E side of 89. Comment
  CHSC9317  Polystichum imbricans G. Strausbaugh 1970-3-22 15 Shasta NE edge Brandy Creek Swimming Area parking lot and ca. 5 ft. e of asphalt footpath amid boulders. 376 Comment
  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
  HSC49766  Polystichum imbricans J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9841 Shasta USFS 31N02 (County Line Rd.) at jct. with trailhead to Blue Nose Peak 1280 Comment
  UC62807  Polystichum imbricans subsp. imbricans Baker and Nutting 1894-5-21 Shasta Oak Run Oak Run Comment
  JEPS89826  Polystichum lemmonii Dean W. Taylor 1993-6-16 13689 Shasta near summit Bully Choop Mt.; N. Coast Ranges, Bully Choop Mt. 2072 Comment
  RSA693358  Polystichum lemmonii H. H. T 484 Shasta Mt. Eddy [County unknown not on label, Vague Locality] Comment
  CAS-BOT-BC102967  Populus trichocarpa Hans Leschke 1960-8-9 1754 Shasta Manzanita Lake 1781 Comment
  JEPS12523  Porterella carnosula George W. Gillett 1955-7-31 438 Shasta near summit Table Mountain (near Manzanita Lake, Lassen Volcanic National Park); Lassen Volcanic National Park, Manzanita Lake, Table Mt. 2026 Comment
  CDA20034  Potamogeton crispus R. Gross 2002-8-24 s.n. Shasta Northern California; Aquatic debris collected from conveyer belt running from Rising River to the HAT-I Power House near Cassel. 2 mi from Hwy 299, along the way to the Trophy Stretch of Hat Creek. 0 Comment
  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
  RSA0084029  Potentilla breweri F. W. Peirson 1932-7-13 s.n. Shasta In Big Meadow, Thousand-Lake Basin. 1951 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
  UC1558198  Potentilla flabellifolia Harold and Virginia Bailey 1948-8-27 2937 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park 2225 Comment
  CHSC93284  Potentilla gracilis var. fastigiata R. Fischer 2005-7-15 544 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected near water edge of Ya-She Pond. 1007 Comment
  UC860662  Potentilla gracilis var. fastigiata C. L. Hitchcock 1940-5-24 6538 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CAS-BOT-BC158510  Potentilla millefolia Hans Leschke 1960-8-10 1767 Shasta Lassen Volcanic National Park. Badger Flat Comment
  SD104425  Prunella vulgaris var. lanceolata Reid Moran 1978-6-25 26089 Shasta In open woods W of Little Roaring Creek. 725 Comment
  CDA12935  Prunus emarginata G. F. Hrusa 1996-5-2 12877 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  CAS-BOT-BC154669  Prunus subcordata Alice Eastwood 1912-6-19 798 Shasta Goose Valley Comment
  HSC60312  Prunus subcordata J. P. Smith, J. O. Sawyer 1973-4-14 6074 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  SJSU522  Prunus subcordata G. Witherspoon 1940-6-26 2102 Shasta 1.75 mi N of Maahcooatche,Lassen National Forest 1524 Comment
  SEINET10541557  Prunus virginiana Worley 1985-5-12 WORLEY 77 Shasta T29n,r8w,sec.1 h.m. 2.5 Miles e of platina. Co road a 16. Ravine with Calycanthus, prunus, fraxinus 579 Comment
  CAS-BOT-BC156385  Prunus virginiana var. demissa Alice Eastwood 1912-6-29 900 Shasta Goose Valley Comment
  CAS-BOT-BC156396  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta [Pitt] Pit River bridge Comment
  UC1536918  Prunus virginiana var. demissa Gordon H. True Jr. 1938-5-24 929 Shasta near summit of Soldier Mountain Soldier Mountain 1688 Comment
  UCSB13251  Prunus virginiana var. demissa Breedlove, Dennis 1962-6-12 Shasta along Hat Creek on State Highway 89, 0.5 mile south of Old Station; Cascade Range 1371 Comment
  CAS-BOT-BC357397  Pseudognaphalium microcephalum Lewis S. Rose 1945-9-5 45258 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CHSC66143  Pseudognaphalium stramineum Vernon H. Oswald 1996-5-30 7682 Shasta Cascade Range Foothills. East of the McCloud Arm of Shast Lake on Gilman Rd. (now Forest Road 27), 11.9 mi E of the McCloud River Bridge. Roadside. 457 Comment
  CHSC84072  Pseudognaphalium stramineum Lowell Ahart; John Dittes 2003-5-22 10209 Shasta East side of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS118503  Pseudoroegneria spicata A. Holmen, C. Salvino 2011-8-2 CA 320 -89 Shasta Drive South on CA Hwy 139 from Adin, CA. Drive 13 miles and turn righ onto Hayden Hill Rd. Continue 4.1 miles to Silva Flat Rd and turn left. Drive 1.8 miles and take left fork. Travel 0.5 miles and park, then head east to collection site. Comment
  CHSC34849  Pseudostellaria jamesiana M. S. Taylor 1980-6-26 2975 Shasta On s side of 38N10, ca. 1.3 mi w of its jct with Moosehead Creek, ca. 3 mi due sw of Dead Horse Summit on Hwy 89. 1584 Comment
  SEINET10530924  Pseudotsuga menziesii Mary Susan Taylor 1980-7-31 Taylor 3197 Shasta T36N R6W ne sec 22, Schell Mt quad. Shasta-Trinity Natl Forest, on E side of rd 36N73, ca. 1 mi W of its jct with 33N07, ca. 0.7 mi N of Damnation Peak, ca. 12 mi E of Lamoine on I5. 1372 Comment
  UCD170230  Pseudotsuga menziesii var. menziesii K. M. Meyer; A. Townesmith 2007-7-25 159 Shasta Shasta-Trinity National Forest. 6.6 mi west of State Route 299, on Fender's Ferry Road. (FS Rd. 34N17). 503 Comment
  JEPS104003  Psilocarphus chilensis Lowell Ahart 2003-5-12 10138 Shasta 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 Comment
  CAS-BOT-BC361854  Psilocarphus oregonus Alice Eastwood July 1 s.n. Shasta Burney Falls Comment
  CAS-BOT-BC72676  Pteridium aquilinum W. B. C. 1938-9-2 11589 Shasta Along Sisson Southern Trail 1371 Comment
  POM172675  Pterostegia drymarioides Franklin Nutting 1894-5-22 s.n. Shasta Morleys Station Comment
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Jul 3 2013
  POM82026  Pteryxia terebinthina Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC659025  Pteryxia terebinthina var. californica Mildred E. Mathias 1938-6-8 1386 Shasta 1 mile north of Coram on road to Kennett, Shasta County Comment
  RSA0029338  Pteryxia terebinthina var. terebinthina John F. Emmel 1991-7-22 1188 Shasta Lassen Volcanic National Park: slope just east below summit of Pilot Pinnacle. 2652 Comment
  SEINET6205056  Puccinellia americana L. S. Rose 1954-1 54028 Shasta Just W of Tower House Comment
  HSC89759  Puccinellia howellii Craig Martz 1988-6-14 274 Shasta N side of Willow Creek at Junction of Hwy. 299 & Crystal Creek Road (0.8 mile NW of Tower House) 415 Comment
  JEPS91116  Purshia tridentata Dean W. Taylor 1974-6-13 3693 Shasta 10 mi e of McCloud (on Highway 89, Cascade Mountains); Cascade Mountains, Highway 89 1127 Comment
  UCD113274  Purshia tridentata J. I. Mallory 1968-5-24 287 Shasta 1.3 miles S of Big Spring Ranger Station, Lassen National Forest. 1463 Comment
  CAS-BOT-BC147883  Purshia tridentata var. tridentata Ella Dales Cantelow 1940-5-30 4310 Shasta E. of Burney Comment
  CHSC88736  Purshia tridentata var. tridentata R. Fischer; J. Marr 2004-5-25 250 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near the lower half of Spattercone Trail. 1028 Comment
  CAS-BOT-BC460853  Pyrola aphylla Marion Ownbey; Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile S 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
  UCD163089  Pyrola dentata Jack Major date unknown s.n. Shasta Summit. Road between Trinity River and Castella. (Exact location unknown. Coordinates estimated by label maker. Possibly collected in 1967.) 1500 Comment
  CAS-BOT-BC36504  Quercus James McMurphy 1914-5-10 s.n. Shasta Kennett Mammoth Coffee Comment
  HSC90025  Quercus berberidifolia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 13 Shasta Rd. A16 1.0 mi N of its intersection with Hwy. 36 732 Comment
  CAS-BOT-BC68627  Quercus chrysolepis Wm. Bridge Cooke 1940-7-27 15197 Shasta Mount Shasta, along the old Hotlum Road 1371 Comment
  CAS-BOT-BC68635  Quercus chrysolepis Carl B. Wolf 1930-10-14 1743 Shasta 1 mile below Ingot on the Redding to Alturas Highway 304 Comment
  RSA67380  Quercus chrysolepis P. A. Munz 1951-9-15 16993 Shasta 12 mi. west of Redding. 610 Comment
  RSA2596  Quercus douglasii J. T. Howell 1928-8-31 1187 Shasta 10 miles east of Burney Comment
  HSC71876  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5835 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 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-BC94629  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta near Burney Falls Comment
  UCR106854  Quercus garryana J. M. Tucker 1968-9-14 4140 -7 Shasta Beside Calif. Hwy 89, 4.2 mi. S-SE of junction with U.S. Hwy 299. 976 Comment
  CAS-BOT-BC94634  Quercus garryana C. Hart Merriam 1907-9-7 s.n. Shasta between Round Mt. and Montgomery Creek Comment
  CDA21917  Quercus garryana J. M. Tucker 1968-9-14 4140 -5 Shasta Beside CA Hwy 89, 4.2 mi. S-SE of junction with U.S. Hwy 299. Comment
  SEINET13953393 Image available Quercus garryana A. A. Heller 1916-1 12496 Shasta Between the McCloud and Sacramento rivers in the yellow pine and Quercus Garryana belt in open gravelly places along the highway grade. Comment
  CAS-BOT-BC412816  Quercus garryana var. breweri Andrew Townesmith; Karen M. Meyer 2007-7-26 860 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
  CAS-BOT-BC62742  Quercus garryana var. breweri Alice Eastwood 1912-7-24 1397 Shasta Castella Comment
  CAS-BOT-BC62752  Quercus garryana var. breweri C. B. Wolf 1931-9-1 2385 Shasta Pacific Highway, 28 miles north of Redding 609 Comment
  POM166577  Quercus garryana var. breweri Alice Eastwood 1912-6-27 636 Shasta Montgomery Creek. Comment
  POM315913  Quercus garryana var. garryana Patricia Wilder 1965-9-30 4220 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  UCD14000  Quercus garryana var. semota John M. Tucker 1968-9-14 4140 -1 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  HSC72300  Quercus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9624 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  HSC98271  Quercus kelloggii J. K. Clark 1964-3-25 Shasta In back of 1522 Ridge Dr., Redding 174 Comment
  SBBG83850  Quercus kelloggii D. Anderson, E. Flinn, K. Pearson 1986-5-10 13 Shasta Stewart's Gap, off Hwy 36 Comment
  UC72509  Quercus kelloggii Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  UCSB70631  Quercus kelloggii Sarr, Dan 1995-7-30 Shasta 4 mi East of Round Mountain, on Highway 44 800 Comment
  CAS-BOT-BC62842  Quercus lobata D. E. Breedlove 1961-7-5 701 Shasta 9 miles north of the northern city limits of Redding 304 Comment
  UCD56636  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  RSA89373  Quercus wislizeni var. frutescens E. K. Balls, P. C. Everett 1953-10-14 18667 Shasta 10 miles east of Trinity-Shasta county line, highway 299. 244 Comment
  RSA407607  Raillardiopsis scabrida D. W. Taylor, Clifton, Palmer, Buck 1987-6-28 9089 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  POM99755  Ranunculus alismifolius var. alismellus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1558236  Ranunculus aquatilis Harold and Virginia Bailey 1948-8-26 2815 Shasta Manzanita Lake Lassen Volcanic National Park 1781 Comment
  CHSC8746  Ranunculus aquatilis var. capillaceus S. Chulasmai 1966-4-30 25 Shasta Rising River. Comment
  UC128659  Ranunculus aquatilis var. capillaceus Milo S. Baker 1898-7-10 327 Shasta Binney Falls Comment
  POM260782  Ranunculus aquatilis var. harrisii H. C. Cantelow 1939-6-10 s.n. Shasta Sahsta County: 22 miles S of Mc Cloud jct of Burney, Redding alturas Hwy Comment
  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
  SBBG15790  Ranunculus flammula D. Myrick 1961-6-24 356 Shasta just S of Park boundary on Mt Lassen Natl Park loop rd 1828 Comment
  JEPS81766  Ranunculus muricatus J. W. Blankinship 1911-4-22 Shasta Redding Comment
  JEPS106487  Ranunculus muricatus J. K. Nelson 2004-5-1 2004 -18 Shasta Floodplain of Stillwater Creek, ca. 8 mi NE of Redding 182 Comment
  HSC72336  Ranunculus occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9663 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  SEINET3245727  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-1 15025 Shasta Southern Cascade Range: Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown (Shingletown 7.5') 992 Comment
  UCR206306  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-13 15014 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  UCD96931  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10460 Shasta just north of town of Big Bend. Comment
  JEPS90874  Ranunculus uncinatus Dean W. Taylor 1993-5-23 13490 Shasta 1 mi w of Darrah Springs Fish Hatchery (Sacramento Valley, Battle Creek, below stone wall at w end Coleman Canal siphon); Sacramento Valley, Battle Creek 274 Comment
  POM244262  Rhamnus californica subsp. occidentalis Carl B. Wolf 1937-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 miles S of Flume Creek, 8/10 miles N of Mears Creak. 610 Comment
  RSA89899  Rhamnus ilicifolia E. K. Balls 1953-10-14 18662 Shasta 2.2 miles E of Shasta Trinity County line, Hwy 299, between Weaverville and Redding. 671 Comment
  POM260027  Rhamnus rubra C. L. Hitchcock 1940-5-17 6445 Shasta Redding 152 Comment
  UC592955  Rhamnus rubra Carl B. Wolf 1930-10-19 Shasta 2 mi from C. W. Hill Farm at Dana (on Old Stage Rd to Little Hot Springs Valley); Modoc Lava Beds 1219 Comment
  RSA390658  Rhamnus rubra Christopher Davidson 1975-6-6 2716 Shasta 20 miles E of Redding on Hwy 44, on edge on unused but fairly new access road off Hwy 44. 640 Comment
  JEPS758  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1911-5-29 Shasta Olinda Comment
  CAS-BOT-BC56581  Rhododendron columbianum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC200740  Rhus aromatica Elmer I. Applegate 1929-6-23 5874 Shasta Fall River Valley, eastern Shasta County Comment
  HSC3154  Rhus aromatica John L. Heywood, D. H. Norris 1968-3-30 1826 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  CDA12933  Rhus trilobata G. F. Hrusa 1996-5-2 12875 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  JEPS111040  Rhus trilobata J. K. Nelson 2001-5-3 2001 -2 Shasta Gilman Road, McCloud Arm of Shasta Lake; turnoff to Pine Pt. campground. 365 Comment
  CAS-BOT-BC437989  Ribes Alice Eastwood 1912-7-25 1400 Shasta Pitt to Baird Comment
  UC1182088  Ribes binominatum D. R. Miller, C. P. Wessela 1935-7-17 Shasta near Stout Meadow Comment
  CAS-BOT-BC108755  Ribes cereum William A. Dayton 1913-8-14 481 Shasta Ash Creek Sink. 1219 Comment
  UC858424  Ribes cereum Blanche Clear 1938-7-13 Shasta Reflection Lake Lassen Park Comment
  CDA12931  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 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
  HSC84192  Ribes lobbii J. P. Smith, Thomas W. Nelson 1982-5-15 10451 Shasta 1220 Comment
  UC11628  Ribes nevadense Milo S. Baker 1893-6 Shasta Bear Valley Mts. Comment
  RSA0023146  Ribes nevadense Lyman Benson 1930-7-18 2229 Shasta Bank of Hatchet Creek. East of Round Mountain; N. Sierra Nevada. 1220 Comment
  CDA12932  Ribes roezlii G. F. Hrusa 1996-5-2 12874 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  UC1543693  Ribes roezlii Harold and Virginia Bailey 1948-8-27 2848 Shasta about 3 mi e Manzanita Lake (Loop Road); Lassen Volcanic National Park 1828 Comment
  UCD102478  Ribes roezlii Michael A. Vincent 1999-6-9 8587 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingleton. 1371 Comment
  RSA0018035  Ribes roezlii Lyman Benson 1930-7-18 2219 Shasta E of Round Mountain. N Sierra Nevada Mountain Range. Hatchet Creek River. 1220 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
  RSA0020913  Ribes viscosissimum F. W. Peirson 1932-7-10 10158 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC110540  Robinia pseudoacacia Julie Kierstead Nelson 2010-7-3 2012 -016 Shasta Redding; Sacramento River Trail near McConnell Arboretum. 147 Comment
  CHSC117994  Robinia pseudoacacia Daniel McClelland 2015-4-1 Shasta Found on residential property at 4612 Deer Creek Ave. Shasta Lake, CA. 213 Comment
  CAS-BOT-BC74675  Rorippa curvisiliqua R. M. Austin 1896-8-1 577 Shasta Lassens Peak. Comment
  CAS-BOT-BC75021  Rorippa palustris var. hispida Malcom A. Nobs; S. Galen Smith 1949-7-20 1035 Shasta Fall River at Glenburn. Comment
  UC467678  Rosa pisocarpa Milo S. Baker 1899-7-5 266 Shasta Oak Run Comment
  CAS-BOT-BC147049  Rosa pisocarpa C. R. Quick 1953-8-2 53 -90 Shasta NE. of Montgomery Creek Comment
  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
  CHSC4630  Rubus parviflorus R. Carter 1966-5-14 395 Shasta Found ca. 125 yds. S of bridge over Sacramento R. on E side of river, along E side of road; Sweetbriar. 609 Comment
  CAS-BOT-BC156597  Rubus ulmifolius Ira L. Wiggins 1922-8-12 911 Shasta Just above Camel Creek near McCloud River Country Club 457 Comment
  CAS-BOT-BC422214  Rumex acetosella L. E. Smith 1913-3-26 19 Shasta Redding Comment
  UCSB15988  Rumex crispus Sager, V. 1961-7-10 Shasta 60 feet from north side of Sacramento River at far end (from entrance) of River Trailer Court, 0.3 mile north of Redding, east of U.S. Highway 99 167 Comment
  CHSC93306  Rumex fueginus R. Fischer 2005-7-18 549 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from mud bar on an off shore levee near western edge of Horr Pond. 1007 Comment
  CHSC93335  Rumex fueginus R. Fischer 2005-7-18 598 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a meadow east of the Bowman drainage ditch and west of the old Ranger Station on the western edge of the park. 1011 Comment
  UC452553  Rumex maritimus Milo S. Baker 1899-8-15 Shasta Fall River Lake 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
  CAS-BOT-BC434024  Rumex salicifolius Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UCD101624  Rumex salicifolius P. B. Kennedy 1927-6-15 28 Shasta Pit-River. Comment
  CAS-BOT-BC434152  Rumex triangulivalvis J. E. Burgess 1930-8-1 299 b Shasta Lassen Volcanic National Park. Above Crimbough 2133 Comment
  JEPS28428  Sagina saginoides George W. Gillett 1957-8-20 1112 Shasta in Aspen grove above cabins Brokeoff Meadows; Lassen Volcanic Nat'l Park, Brokeoff Meadows 1920 Comment
  CAS-BOT-BC132741  Salix arctica C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 688 Shasta West shore of Emerald Lake, Lassen Volcanic National Park 2468 Comment
  CAS-BOT-BC102829  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 385 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  CAS-BOT-BC102835  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102836  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 2370 Comment
  RSA5711  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  SD71017  Salix boothii Hans Leschke 1960-8-8 1729 Shasta Upper Kings Creek Meadow 2240 Comment
  UC452719  Salix boothii E. B. Copeland 1931-8-17 1 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  UC482019  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 385 Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  CAS-BOT-BC102822  Salix boothii Hans Leschke 1960-8-8 1728 Shasta Upper Kings Creek Meadow, Lassen Volcanic National Park 2240 Comment
  CAS-BOT-BC103461  Salix eastwoodiae Hans Leschke 1960-8-10 1774 Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  CDA12914  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Lassen National Forest; Manzanita Creek, at crossing of USFS Rd. 31NS17 Approx. 1/3 m. E of Hwy 44. Comment
  UCD110809  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Manzanita Creek, at crossing of USFS Rd. 31NS17 Approx. 1/3 m. E of Hwy. 44. 1650 Comment
  CHSC79566  Salix gooddingii G. F. Hrusa 1996-4-30 12883 Shasta Upper Sacramento Valley. On E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  JEPS85559  Salix gooddingii Walter S. Lennon 1983-5-3 Shasta Clear Creek Rd. 2.2 mi. w. of Hwy. 273 Redding Comment
  CAS-BOT-BC106887  Salix jepsonii Hans Leschke 1960-9-9 1809 Shasta Kings Creek Cascades 2133 Comment
  UC481949  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  RSA0030834  Salix lasiandra var. lancifolia H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine. 450 Comment
  CAS-BOT-BC125418  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 484 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  HSC85699  Salix lasiolepis J. P. Smith, J. O. Sawyer 1982-5-8 10359 Shasta 0.7 mi. N of French Gulch 640 Comment
  RSA554579  Salix lasiolepis Walter Wisura 1993-5-9 4897 Shasta Hwy 299, 24 miles W of Redding. Comment
  CAS-BOT-BC124508  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-15 577 Shasta [Hennet] Hennett, Pitt River Comment
  CAS-BOT-BC124514  Salix lasiolepis var. lasiolepis R. Bollaert 1934-12-20 1 b Shasta Squaw Creek, tributary of the Sacramento River, at [Kennettt] Kennett 152 Comment
  CAS-BOT-BC124867  Salix lemmonii John Thomas Howell 1960-8-22 36397 Shasta Hat Lake 1950 Comment
  CHSC9571  Salix lemmonii E. L. Smith 1971-4-28 945 Shasta At Old Station. 1328 Comment
  UCD111703  Salix lemmonii G. F. Hrusa 1996-5-2 12858 Shasta Lassen National Forest, banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. 1450 Comment
  CAS-BOT-BC125678  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  POM218943  Salix melanopsis H. P. Bracelin 1931-6-28 482 Shasta Redding. N of bridge at N end of town. 180 Comment
  UCD111774  Salix melanopsis John Thomas Howell 1960-8-22 36373 Shasta Anklin Meadows. 1889 Comment
  SD906  Salix petrophila E. B. Copeland 1931-8-16 Shasta Mount Lassen, definite narrow area south shore of Emerald Lake 2370 Comment
  HSC49124  Salvia columbariae J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9704 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC225197  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River 426 Comment
  HSC48456  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9667 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  POM196454  Salvia sonomensis J. T. Howell 1927-4-9 2317 Shasta Bully Hill Comment
  RSA89372  Salvia sonomensis E. K. Balls, Percy C. Everett 1953-10-14 18666 Shasta 10 mi. E of Trinity-Shasta Co. line, Hwy 299. 244 Comment
  SBBG6507  Salvia sonomensis H. and M. Dearing 1938-6-14 3650 Shasta W of Viola Comment
  UC1124858  Salvia sonomensis H. R. Josephson 1933-6-22 26 Shasta Whiskey Creek; Weaverville Quad. 457 Comment
  UC1124862  Salvia sonomensis P. L. Johannsen 1932-5-25 83 Shasta Salt Creek; Redding Quad. 335 Comment
  HSC92509  Salvia sonomensis K. White, D. Johnson, Eric Gundershaug 1994-4-11 47 Shasta 3.9 mi. NE of Hwy. 36 on A16 (Platina Rd.) 701 Comment
  RSA99345  Sambucus caerulea F. W. Peirson 1932-7-13 10226 Shasta South of Big Meadow, Thousand-Lake Basin 2012 Comment
  JEPS122375  Sambucus nigra Joseph Broberg, Jaycee Leonard 2012-9-4 CA 320 -129 Shasta From Alturas head Southwest on Highway 299 towards Fall River. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone rd. Follow Cinder Cone road for about 2 miles. Collection is on both sides of the road Comment
  CDA26413  Sanguisorba annua T. C. Fuller 1963-7-15 10858 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  CAS-BOT-BC223341  Sanicula bipinnatifida L. E. Smith 1913-5-2 167 Shasta Kennet [Kennett] Comment
  CAS-BOT-BC223342  Sanicula bipinnatifida Alice Eastwood 1912-6-29 909 Shasta Goose Valley Comment
  HSC72030  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9598 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  CDA13108  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1996-6-11 13043 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Above west side of Bunchgrass Valley. Comment
  POM213959  Saxifraga odontoloma H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Above West Sulphur Creek. 2000 Comment
  UC1543696  Saxifraga odontoloma Harold and Virginia Bailey 1948-8-27 2925 Shasta Kings Creek Meadow near picnic grounds Kings Creek Meadow; Lassen Volcanic National Park, Kings Creek Meadow 2164 Comment
  CAS-BOT-BC111353  Schoenoplectus acutus var. occidentalis Alice Eastwood 1912-6-29 803 Shasta Goose Valley Comment
  CHSC96266  Schoenoplectus pungens R. Fischer 2006-10-23 946 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the mud flat, due to drydown, of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  CDA10983  Scirpus acutus var. occidentalis G. F. Hrusa 1991-6-26 8475 Shasta Pit River Drainage; Pit River immediately E of confluence with Hat Creek. Comment
  CAS-BOT-BC111085  Scirpus microcarpus Brian Curks 1937-8-11 s.n. Shasta Lake Britton Comment
  CDA36276  Scleranthus annuus Caryn Moen 2011-6-8 PDR# 1518865 Shasta Redding; 8026 Airport Road 0 Comment
  JEPS95276  Scleranthus annuus Vernon H. Oswald and L. Ahart 1994-4-27 6128 Shasta Bailey Cove Trail; Shasta Lake; McCloud River; T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead 335 Comment
  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
  RSA95839  Scribneria bolanderi L. S. Rose 1954-4-26 54027 Shasta Just west of Tower House. 396 Comment
  UC501432  Scutellaria antirrhinoides Frank W. Peirson 1932-7-17 10327 Shasta Goose Valley, Wallace Ranch Goose Valley; , Wallace Ranch 914 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
  UC584269  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2399 Shasta w of Fall River Mills (Saddle Mountain); Saddle Mountain 1310 Comment
  HSC71144  Scutellaria siphocampyloides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4478 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS62906  Scutellaria siphocampyloides J. W. Blankinship 1911-6-6 Shasta Millville 155 Comment
  SBBG45099  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi E of Redding 152 Comment
  UC1076034  Scutellaria siphocampyloides Herbert L. Mason 1947-5-15 14752 Shasta 1 mi s of Boulder Creek (between La Moine and Dunsmuir) Comment
  UC1713645  Scutellaria siphocampyloides C. Epling June, 1938 Shasta Burney Falls Comment
  CHSC9295  Scutellaria tuberosa G. Straubaugh 1970-4-26 56 Shasta N bank Whiskey Creek ca. 50 yds. nw from Whiskeytown Hwy. 371 Comment
  CHSC57366  Sedella pumila C. Underwood 1987-4-13 4 Shasta 50 ft w side of Dry Creek, 2 1/2 mi n of Hwy 299, 8 mi e of Redding. Comment
  CAS-BOT-BC63906  Sedum spathulifolium John Thomas Howell; Alice Eastwood 1934-4-21 1811 Shasta Between Lamoine and Delta. Comment
  UC485806  Senecio H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, where the road crosses Mt. Lassen 2225 Comment
  CDA8610  Senecio eurycephalus T. C. Fuller 1963-6-1 10611 Shasta Iron Mountain Road, 1.0 mile below Mountain of Copper Mining Plant, 4.4 miles above Iron Mountain School, northwest of Redding. 0 Comment
  HSC40171  Senecio fremontii Thomas W. Nelson, Jane P. Nelson 1976-8-1 3122 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  CHSC93011  Senecio integerrimus var. exaltatus R. Fischer 2005-4-15 589 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected east of the old Ranger Station at the western edge of the park. 1018 Comment
  CHSC45770  Senecio scorzonella Vernon Oswald 1986-7-28 2245 Shasta Trail between Bumpass Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2316 Comment
  CHSC58488  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1992-7-9 5086 Shasta Lassen Volcanic Park. W side of Horseshoe Lake. In woods bordering the N extension of the meadow at the W end of the S arm of the lake. 1999 Comment
  CAS-BOT-BC333009  Senecio scorzonella Thos. Harris 1969-8-12 s.n. Shasta One mile west of Sifford Lakes, Lassen Park 2175 Comment
  HSC6173  Sericocarpus oregonensis Alma Ames Weigart 1922-8-22 Shasta Whitmore (33 mi. E of Redding) 681 Comment
  CHSC109729  Sesbania punicea B. Castro 2005-10-24 1531 Shasta Cascade Range Foothills. ca 0.7 mi E of I-5 on E shore of Churn Ck, ca ).6 mi N and E of the Sacramento R; just N of bridge and jcn of Churn Ck/Dersch Rd and Airport Rd. 131 Comment
  CHSC92502  Sesbania punicea L. P. Janeway; Scott McReynolds 2005-11-14 8553 Shasta Cascade Range Foothills. On gravel bars and along the edges of Churn Creek, vicinity of Churn Creek Road crossing and about 0.8 km north of its confluence at the Sacramento River. 120 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
  JEPS28602  Sibbaldia procumbens George W. Gillett 1957-7-13 775 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  JEPS28724  Sibbaldia procumbens George W. Gillett 1957-8-8 981 Shasta lower se-slopes Lassen Peak (beyond first switchback above the Hemlock Flat); Lassen Volcanic National Park 2651 Comment
  SBBG21927  Sibbaldia procumbens D. Myrick 1964-7-22 913 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC1558216  Sibbaldia procumbens Harold and Virginia Bailey 1948-8-27 2930 b Shasta Kings Creek meadow; Lassen Volcanic National Park 2164 Comment
  UCD114032  Sibbaldia procumbens J. M. Tucker 1951-8-3 2213 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  RSA82858  Sibbaldia procumbens J. M. Tucker 1951-8-3 2213 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  JEPS97941  Sidalcea gigantea G. Clifton 1999-7-3 36018 Shasta Hatchet Mountain Pass, Hwy 299 Comment
  HSC16039  Sidalcea hirsuta C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi. E of Redding 152 Comment
  OBI12319  Sidalcea hirsuta Robert F. Hoover 1968-5-28 11113 Shasta Redding Airport Comment
  HSC98029  Sidalcea hirsuta Thomas W. Nelson 2005-5-22 9308 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  RSA8251  Sidalcea oregana subsp. oregana Elmer I. Applegate 1929-6-23 5858 Shasta East side of Burney Mountain, near Burney Comment
  UC501512  Sidalcea oregana subsp. spicata Frank W. Peirson 1932-7-9 10273 Shasta Burney Spring 1432 Comment
  HSC46986  Silene Christopher Knopp 1978-5-13 63 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC63045  Silene antirrhina Vernon H. Oswald; Lowell Ahart 1994-4-27 6135 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
  UC1036155  Silene bernardina George W. Gillett 1953-7-31 303 Shasta Noble Pass ne corner Lassen Volcanic National Park, Noble Pass (e margin of Chaos Jumbles, ne corner Lassen Volcanic National Park) 1859 Comment
  CAS-BOT-BC384562  Silene bridgesii L. E. Smith 1913-6-1 400 Shasta Baird Comment
  CHSC63047  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6155 Shasta Waters Gulch Trail 1.3 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  HSC71906  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5823 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  JEPS121392  Silene coronaria Julie Nelson, Jim Nelson & Peter Zika 2012-6-21 25916 Shasta near Stillwater Creek and Encanto Way Comment
  CAS-BOT-BC386999  Silene douglasii David W. Showers 1980-8-14 4397 Shasta In devastated area on ne slope of Lassen Peak, Lassen Volcanic National park 2560 Comment
  UCD98608  Silene douglasii var. douglasii Mary Ann Showers 1980-7-31 1957 Shasta SE slope of Loomis Peak, Lassen Volcanic National Park. 2438 Comment
  UCD98605  Silene douglasii var. douglasii D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-7 s.n. Shasta Lassen Volcanic National Park; at Bumpass Hell trail. 2580 Comment
  SBBG19480  Silene laciniata subsp. californica J. A. Lowery -Aug-1962 23 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CAS-BOT-BC389209  Silene laciniata subsp. californica G. D. Hanna; Margaret M. Hanna 1956-6-2 900 Shasta 19.2 mi. E. of Redding, Hiway 299 Comment
  CAS-BOT-BC389217  Silene laciniata subsp. californica L. E. Smith 1913-5-16 221 Shasta Pitt River Comment
  CAS-BOT-BC389414  Silene lemmonii Alice Eastwood 1912-6-29 910 Shasta Goose Valley Comment
  UC1731366  Silene lemmonii Dean W. Taylor 1993-6-15 13606 Shasta 3 air mi e of Sims Flat (headwaters South Fork Hazel Creek, on divide with North Fork Salt Creek, logging road, Cascade Ranges, Sacramento River Canyon); Cascade Ranges, Sacramento River Canyon 1036 Comment
  POM100922  Silene lemmonii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC181352  Silene occidentalis Alice Eastwood 1912-8-22 1809 Shasta Trail from Morgan's Springs to Lassen Butte Comment
  CAS-BOT-BC181359  Silene occidentalis Ellsworth Bethel 1923-6-14 s.n. Shasta Witmore Comment
  CHSC85448  Silene occidentalis subsp. occidentalis G. F. Hrusa; T. D. Wilfred 1996-7-22 13343 Shasta Northeast California. Lassen National Forest. Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. 1550 Comment
  CAS-BOT-BC175044  Silene suksdorfii George W. Gillett 1953-8-27 353 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park 3108 Comment
  UC1024363  Silene suksdorfii George W. Gillett 1952-9-1 245 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (s slope, Lassen Volcanic National Park) 3108 Comment
  CDA3862  Sisymbrium altissimum T. C. Fuller 1958-8-13 2060 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  RSA25124  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC429221  Sisyrinchium bellum Milo S. Baker 1896-5-10 59 Shasta Morley's Station Comment
  CAS-BOT-BC60843  Smelowskia ovalis George W. Gillett 1952-7-16 276 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3108 Comment
  UC1036169  Smelowskia ovalis var. congesta George W. Gillett 1952-9-1 243 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 3108 Comment
  RSA621159  Smilax californica James R. Shevock 1992-6-16 12190 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  RSA768597  Smilax californica Justin M. Wood 2010-9-2 2590 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
  CHSC71728  Solanum dulcamara Vernon H. Oswald 1998-8-30 9555 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  CDA5951  Solanum elaeagnifolium P. Whipp 1971-5-27 Shasta Southern Pacific Railroad, Section 11, Cottonwood. 0 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
  CHSC35294  Sorbus californica M. S. Taylor; J. Prouty 1980-6-25 2986 Shasta At s side of jct 38N10 and jeep track north to 39N06, on Pacific Crest trail, ca. 6 mi s of Algoma campground and Hwy 89. 1706 Comment
  CDA2487  Sorghum T. C. Fuller 1968-8-28 17539 A Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  CDA2489  Sorghum T. C. Fuller 1968-8-28 17539 A Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  CDA2490  Sorghum T. C. Fuller 1968-8-28 17539 Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  POM257062  Sorghum bicolor subsp. drummondii Virginia Long 1931-5-21 79 -a Shasta Along S.P. Railroad 132 Comment
  UC318  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC1735830  Sparganium natans Dean W. Taylor 1999-8-13 17325 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  UCD14639  Spartium junceum Deanna Lynn Pfleger 1989-6-4 12 Shasta California, Shasta Co.; intersection of Lakeshore and Pine along a distrubed roadside; 1066 Comment
  CAS-BOT-BC149667  Spiraea douglasii Alice Eastwood 1912-6-29 889 Shasta Goose Valley Comment
  RSA67252  Spiraea douglasii Philip A. Munz 1951-9-15 16990 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  UC13091  Spiraea douglasii I. W. Morse Jul 1886 Shasta Shasta Comment
  CDA19064  Spiraea douglasii Carri Benefield 2000-8-7 s.n. Shasta Modoc Plateau; Above Thousand Springs, N of McArthur Rd, W of Big Lake and Fall River Valley. 0 Comment
  LA208257  Spiraea douglasii C. Epling; William Robison 1935-7-17 Shasta Mineral Creek, Lassen Park Comment
  SEINET10529493  Spiranthes romanzoffiana Patricia L. Kenney 1973-1 Shasta Comment
  UC501435  Stachys ajugoides var. ajugoides Frank W. Peirson 1932-7-17 10319 Shasta Wallace Ranch Goose Valley 914 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
  UCLA71605  Stachys ajugoides var. rigida C. Epling, Wm. Robison 1935-7-17 Shasta near Lava Tube; Lassen Park Comment
  JEPS2874 Image available Stachys ajugoides var. rigida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station; ; Morley's Station, Shasta Co. Comment
  UCLA70906  Stachys ajugoides var. rigida C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Sulphur Spring Mt. Lassen 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
  UC869959  Staphylea bolanderi Alice Eastwood 1912-7-25 1441 Shasta on road from Pitt to Baird Comment
  UC1925910  Stellaria Harold and Virginia Bailey 1948-8-27 2873 a Shasta Lassen Volcanic National Park, Badger Flat 1920 Comment
  UC8682  Stellaria longifolia M. S. Baker and Franklin P. Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC391205  Stellaria longipes subsp. longipes George W. Gillett 1957-7-24 899 Shasta Lassen Volcanic National Park. Cameron Meadow 1950 Comment
  UC1096391  Stephanomeria lactucina George W. Gillett 1953-8-21 341 Shasta 0.25 mi below Summit Lake (on trail to Corral Meadow, vicinity of Summit Lake); Lassen Volcanic National Park, Summit Lake 2011 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
  CAS-BOT-BC375749  Stephanomeria virgata L. E. Smith 1912-8-1 s.n. Shasta Kennet [Kennett] Comment
  CDA37185  Stipa lemmonii CDFA Staff 2004-5-27 s.n. Shasta East of Pitville. 0 Comment
  JEPS127635  Stipa lemmonii Alejandro Brambila, Michael Dolan 2016-6-29 CA 320 -153 Shasta Take Pittvile road down from McArthur. Comment
  HSC46267  Streptanthus breweri Diane L. Reed 1978-5-13 82 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC67000  Streptanthus drepanoides Thomas W. Nelson, Jane P. Nelson 1980-6-22 5839 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  JEPS111366  Streptanthus drepanoides Dean W. Taylor 1993-6-16 13663 Shasta Platina Road, ca. 6 miles West of Ono, ca. 4 miles E of Bully Choop Road, 365 Comment
  CAS-BOT-BC87817  Streptanthus tortuosus Mrs. D. B. McAllister 1918-5-29 11 Shasta Ydaloom. Comment
  JEPS98764  Streptanthus tortuosus Julie Kierstead Nelson 2000-5-5 2000 -30 Shasta W side of Shasta Lake (below N ridge of Charlie Creek watershed, S of Forest Service Road 35N06); Shasta-Trinity National Forest, Shasta Lake Ranger District 883 Comment
  RSA121465  Streptanthus tortuosus C. J. Kraebel 1934-5-5 14 Shasta North fork of Squaw Creek. 1220 Comment
  CDA35768  Streptanthus tortuosus J. R. Keck Jr. 1980-4-28 PDR# 330177 Shasta Along road to Jones Valley USFS launching ramp. 0 Comment
  CHSC71030  Streptanthus tortuosus var. pallidus Vernon Oswald; Lowell Ahart 1998-5-14 9085 Shasta Hwy. 299 between Whiskeytown Lake and Buckhorn Summit, 2.5 mi west of Crystal Springs Rd. On a roadcut. 502 Comment
  UC70437  Streptanthus tortuosus var. suffrutescens Milo S. Baker 1900-5-1 Shasta near Sumacville; Old Cow Cr. Canyon Comment
  CHSC65628  Streptanthus tortuosus var. tortuosus L. P. Janeway 1995-7-8 4848 Shasta Along Road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Road cutbank. 1341 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
  SEINET5505750 Image available Styrax officinalis var. californicus Lewis S. Rose 1934-1 34238 Shasta Lamoine 380 Comment
  CHSC63091  Styrax officinalis var. redivivus Vernon H. Oswald; Lowell Ahart 1994-4-27 6146 Shasta Waters Gulch Trail 0.25 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 381 Comment
  JEPS25418  Styrax officinalis var. redivivus Rimo Bacigalupi with G. T. Robbins 1959-4-23 7035 Shasta along U.S. Highway 299 Low road summit one-fourth mi w Shasta (State Historical Monument); w of Shasta (State Historical Monument) 350 Comment
  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-BC64505  Styrax redivivus Louise A. Boyd; Katherine Dorahoe 1923-5-1 s.n. Shasta Near Redding. Comment
  CAS-BOT-BC64542  Styrax redivivus M. S. Baker 1900-5-11 s.n. Shasta Low Creek Canyon. Comment
  HSC40229  Styrax redivivus J. P. Smith, J. O. Sawyer 1976-5-9 8710 Shasta Whiskeytown National Recreational Area. Comment
  HSC84322  Styrax redivivus J. P. Smith, Thomas W. Nelson 1982-5-15 10432 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  RSA89371  Styrax redivivus E. K. Balls, Percy C. Everett 1953-10-14 18665 Shasta 10 mi E of Trinity-Shasta Co line, Hwy 299. 244 Comment
  UC1123443  Swertia albicaulis var. nitida H. R. Josephson 1933-6-22 25 Shasta Whiskey Creek Weaverville Quad. 548 Comment
  UC22719  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC234773  Symphoricarpos mollis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  JEPS23233  Symphoricarpos mollis E. B. A. 1959-8-20 44 Shasta 6 mi ne Big Wheels 1280 Comment
  CAS-BOT-BC98466  Symphyotrichum spathulatum Ynez Winblad 1936-8-15 s.n. Shasta Shasta woods Comment
  CHSC89704  Taraxacum officinale R. Fischer; J. Marr 2004-8-15 378 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Lava Springs Trail at camp 5, Crystal Springs. 1010 Comment
  CAS-BOT-BC85230  Taxus brevifolia Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42380 Shasta Shasta National Forest: along Castle Creek c. 1 mile W of Castle Crags State Park. Comment
  CAS-BOT-BC85271  Taxus brevifolia Elmer I. Applegate 1921-10-16 3394 Shasta Castle Crags, Sacramento Canyon Comment
  UC615023  Taxus brevifolia Beryl O. Schreiber 1934-6-11 1180 Shasta Hatchet Creek Comment
  CAS-BOT-BC85226  Taxus brevifolia W. R. Dudley 1899-8-17 s.n. Shasta Along Stage Road, west of Burney Valley, on the Divide Creek Comment
  NY17424  Taxus brevifolia L. D. Benson 1930-7-19 2228 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
  NY17471  Taxus brevifolia L. D. Benson 1930-7-19 2228 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
  UC858885  Tellima grandiflora C. L. Hitchcock 1940-5-20 6484 Shasta 25 mi e Redding Comment
  CHSC101485  Thermopsis californica var. argentata Samantha Mackey Hillaire 2008-6-20 1260 Shasta Approximately 1/3 mile west of Hat 2 Powerhouse on Hat Creek, south of 299. Sides of road 36N33. 899 Comment
  CHSC93191  Thermopsis californica var. argentata R. Fischer 2005-4-19 652 Shasta Along Hwy 299 west of Burney Falls in the CaR. At edge of meadow, near lumber mill. 914 Comment
  UC726474  Thermopsis gracilis A. A. Heller 1919-6-19 13250 Shasta between Lamoine and William's Ranch Comment
  CHSC89634  Thlaspi arvense R. Fischer 2004-7-5 331 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located W of old Ranger Station at edge of mdw. 1011 Comment
  JEPS54184  Thysanocarpus curvipes John Thomas Howell 1927-4-5 2300 Shasta about 10 mi ne Redding Comment
  POM298402  Tofieldia glutinosa subsp. occidentalis Blanche Clear 1940-7-24 s.n. Shasta King s Creek, Lassen Volcanic Park Comment
  CHSC114644  Tolmiea menziesii Amy Miller 1995-6-28 Shasta East Fk. S. Fk. Trinity R. 950 Comment
  CHSC110529  Torilis arvensis Julie Kierstead Nelson 2012-5-1 2012 -012 Shasta 5 mi N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  CHSC71336  Toxicoscordion paniculatum Vernon H. Oswald 1998-6-22 9235 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  CHSC9306  Toxicoscordion venenosum var. venenosum G. Strausbaugh 1970-5-24 76 Shasta N side of Whiskey Creek Swimming Area ca. 10 ft. above edge of lake. 371 Comment
  CHSC61959  Tragopogon dubius Vernon H. Oswald 1993-9-7 5929 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. Along the creek. 1889 Comment
  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
  HSC45440  Trientalis latifolia M. Alcasas 1978-5-14 90 Shasta Basin Gulch Campground, 1.5 mi from Hwy. 36, beside old logging rd. directly above Cottonwood Creek 861 Comment
  RSA460862  Trientalis latifolia A. Sandig 1917-05 s.n. Shasta Mt Shasta Comment
  HSC49840  Trifolium albopurpureum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9816 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  UC165517  Trifolium albopurpureum var. albopurpureum Milo S. Baker May 1896 Shasta Morley's Station Comment
  RSA695521  Trifolium arvense L. Ahart 2003-5-22 10196 Shasta About 50 yards S of the Coleman Canal, about 1 1/8 mi W of the barn, 4 mi (air) W-SW of Darah Springs State Fish hatchery, about 11 mi (air) E-NE of Cottonwood. 259 Comment
  UC165627  Trifolium bifidum var. decipiens Milo S. Baker 1896-5-22 Shasta Morely's Station Comment
  UCD107607  Trifolium breweri G. J. Young 1912-7-1 5 Shasta Sacramento River. Comment
  UC16454  Trifolium ciliolatum M. S. Baker and Frank Nutting 1894-5-20 Shasta Redding Comment
  UCR11242  Trifolium depauperatum Wm. Horn Jr. 1967-5-6 670506 2 Shasta Anderson, immediately south of Pinon Ave., 100 yds. west of Hwy 99 (Business Interstate 5) 152 Comment
  CHSC89699  Trifolium fragiferum R. Fischer; J. Marr 2004-8-15 382 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail at Crystal Springs. 1010 Comment
  UCD80870  Trifolium glomeratum Robert E. Preston 2007-5-11 2493 Shasta Redding, along Airport Road, ca. 0.5 mile S of Rancho Rd. 155 Comment
  POM319902  Trifolium hirtum Barbara Shervanick 1974-5-9 1348 Shasta On lower Wilson Hill Road, about 2 miles above bridge on Digger Creek. Comment
  CHSC89684  Trifolium hybridum R. Fischer 2004-7-5 323 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on Lava Springs Trail near Ya-She campsites. At mdw. edge. Along same road various locations. 1011 Comment
  CHSC9257  Trifolium hybridum G. Strausbaugh 1970-5-24 65 Shasta Beside seepage stream below cutbank w side of boat launching ramp at Whiskey Creek Marina. 370 Comment
  CHSC99773  Trifolium hybridum Lowell Ahart; John Dittes 2008-6-19 14862 Shasta On dry to damp soil, 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
  JEPS114481  Trifolium hybridum Lowell Ahart, John Dittes 2008-6-19 14862 Shasta On dry to damp soil, 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
  JEPS66045  Trifolium kingii var. productum Chesnut and Drew circa 1890 Shasta Mt. Lassen 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
  UC54392  Trifolium longipes var. hansenii H. M. Hall and E. B. Babcock June, 1903 4188 Shasta Fall River Springs Sierra Nevada Mountains 1066 Comment
  JEPS104049  Trifolium microcephalum Lowell Ahart 2003-5-12 10153 Shasta Near a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  SEINET7067170  Trifolium microcephalum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east and 0.2 miles south of Redding. Coordinate datum: NAD27. Comment
  JEPS28479  Trifolium monanthum var. monanthum George W. Gillett 1957-8-11 1040 Shasta Hat Lake Lassen Volcanic National Park 1965 Comment
  UCSC008286  Trifolium piorkowskii Unknown 2003-5-12 s.n. Shasta Tuscan Buttes. On volcanic plateau north of Battle Creek, about 300 yards southwest of the barn, about 1/4 mile south of the Coleman Canal, 3.1 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UC54936  Trifolium wormskioldii Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  HSC47008  Trillium albidum Sheila Logan 1978-5-13 166 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  SJSU3772  Trillium angustipetalum C. W. Sharsmith 1963-6-15 7074 Shasta meadow area, Viola 1341 Comment
  CHSC110642  Trillium chloropetalum Julie Kierstead Nelson; Talitha Derksen 2011-4-21 2011 -001 Shasta Fenders Ferry Road, 20.1 miles from Hwy. 299; Squaw Creek watershed. UTM NAD 83 MDM, E4530062, N576372. Comment
  CHSC33102  Trillium ovatum subsp. oettingeri M. S. Taylor; J. Prouty 1980-6-23 2980 Shasta Along Moosehead Creek, on n side of 39N90, ca. 1.1 mi nw of its jct with 38N10, ca. 3 mi due sw of Deadhorse Summit on Hwy 80. 1584 Comment
  UCR7820  Triphysaria eriantha Wm. Horn Jr. 1967-5-6 670506- 01 Shasta Anderson, immediately south of Pinon Ave., 100 yds. west of Hwy 99 (Business Interstate 5) 152 Comment
  HSC72394  Triphysaria eriantha subsp. eriantha J. P. Smith 1972-3-19 5077 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  JEPS10653  Triphysaria eriantha subsp. eriantha Mrs. C. F. Rose 1936-3-17 251 Shasta Redding Comment
  JEPS10656  Triphysaria eriantha subsp. eriantha J. W. Blankinship 1911-3-24 Shasta Redding Comment
  UC673429  Triphysaria eriantha subsp. eriantha Dorothy Tebbe 1930-3-27 58 Shasta near Redding; near Redding Comment
  HSC40697  Trisetum spicatum Thomas W. Nelson, Jane P. Nelson 1976-8-1 3147 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  JEPS28311  Trisetum wolfii George W. Gillett 1957-8-2 964 Shasta 0.25 mi below Summit Lake (and 100 yds s of Corral Meadows trail); Lassen Volcanic National Park 2026 Comment
  UC421778  Triteleia bridgesii Milo S. Baker 1898-7-7 433 Shasta Stevens Upper Clover Cr. Comment
  JEPS5512  Triteleia hyacinthina Mrs. C. F. Rose 1936-5-8 48 Shasta 20 mi ne Redding (near Ingot) Comment
  SEINET10472658  Triteleia hyacinthina Mary Merello 1993-6-26 Merello 735 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
  SEINET7067192  Triteleia hyacinthina A. G. Vestal 1947-5-2 s.n. Shasta About 4.4 miles east of Redding. Coordinate datum: NAD27. UTM Zone 10, 544581mE, 4493316mN. Comment
  CAS-BOT-BC522310  Triteleia hyacinthina Margaret M. Hanna 1956-6-3 958 Shasta Hiway 299, about 51 mi. East of Redding Comment
  CAS-BOT-BC522313  Triteleia hyacinthina A. A. Heller 1905-5-31 7911 Shasta On hillls about a mile west of Middle Creek station near Redding Comment