Search Results — 2000 specimen records retrieved (1393 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=SHASTA; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77999  Abies concolor W. B. C. 1938-9-2 11599 Shasta Along Sisson Southern Trail 1524 Comment
  CDA34119  Acacia dealbata L. Lindstrand 2010-12-7 Shasta Above Sacramento River approximately 0.30 mile south of Shasta Dam. Comment
  CAS-BOT-BC330572  Acer circinatum B. Bartholomew; M. Gilbert; L. Skog 1993-5-9 6420 Shasta 5.6 km SW of Round Mountain on State Hwy 299 430 Comment
  CAS-BOT-BC330590  Acer circinatum Alice Eastwood 1912-6-29 842 Shasta Goose Valley Comment
  CHSC3439  Acer circinatum Judy Potter 1966-5-13 Shasta Sweetbrier, Shasta Co. , California US 99 1 mile south Castella 548 Comment
  RSA300572  Acer circinatum John Dourley, Walter Wisura 1982-10-15 3866 Shasta W side of Hatchet Grade, W of Burney along Hwy 299. 1189 Comment
  CAS-BOT-BC330574  Acer circinatum Ellsworth Bethel 1923-5-9 s.n. Shasta Montgomery Creek Comment
  SEINET7892757  Acer circinatum H. M. Hall, E. B. Babcock 1903-1 4018 Shasta Delta. 396 Comment
  UC998327  Acer glabrum var. glabrum E. K. Balls and P. C. Everett 1952-10-14 18206 Shasta Hwy 89, 5.8 mi sw Summit Pass (on Mt. Lassen); Mt. Lassen, sw of Summit Pass 2133 Comment
  CAS-BOT-BC330958  Acer glabrum var. glabrum B. Bartholomew; B. Anderson 1988-5-14 4213 Shasta 10 km NE of Montgomery Creek on State Hwy 299. 1160 Comment
  RSA76997  Acer glabrum var. torreyi F. W. Peirson 1932-7-12 10178 Shasta On north slope of Red Crater, 1000 Lake Basin 1982 Comment
  UC18119  Acer macrophyllum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  SEINET12766389  Acer macrophyllum J. P. Smith, J. O. Sawyer 1973-4-14 6089 Shasta 3.8 miles east of Buckhorn Summit on S.R. 229.; 0 640 Comment
  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
  CAS-BOT-BC210706  Achnatherum lemmonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2416 Shasta On south side of Red Mountain 1730 Comment
  RSA502341  Achnatherum lemmonii var. lemmonii D. W. Taylor, R. E. Palmer 1988-5-4 9611 Shasta Road to Pit No.6 Dam between Cape Horn Creek & Short Creek 671 Comment
  UC1543703  Aconitum columbianum Harold and Virginia Bailey 1948-8-25 3036 Shasta Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  CAS-BOT-BC391488  Aconitum columbianum subsp. columbianum Hans Leschke 1959-8-7 1622 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CHSC25742  Aconogonon davisiae John Steiner 1977-7-11 96 Shasta Lassen Volcanic National Park. 200 m w of Shadow Lake and 1 km n of Reading Peak summit. 2316 Comment
  CAS-BOT-BC412897  Aconogonon davisiae Hans Leschke 1945-9-14 s.n. Shasta Mt. Lassen trail 2621 Comment
  CDA6766  Acroptilon repens J. F. Weber 1967-7-26 Shasta Albaugh property, northeast of McArthur. 0 Comment
  UC650307  Actaea rubra J. E. Burgess Jul 1927 124 Shasta Lassen Volcanic Nat'l Park 1920 Comment
  CHSC63015  Adiantum capillus-veneris Vernon H. Oswald; Lowell Ahart 1994-4-27 6121 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.34 mi E (clockwise) of the trailhead. 335 Comment
Read comments Jan 30 2018
  JEPS123363  Adiantum shastense Kevin Heidel 2015-5-20 12 Shasta Near the headwaters of South Creek, approximately 1/8 mile northwest of the Terminus of Forest Road 34N17D. Goose Gap 7.5' Q. Comment
  UCD166841  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks. 548 Comment
  CHSC118185  Adiantum shastense Len Lindstand III 2014-12-9 21214 Shasta Slopes southwest of North Gray Rocks/ Shasta Caverns and north of Marble Creek. UTM 10T NAD83 560060E/ 4515673N. 365 Comment
  CHSC118214  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approx. 0.5 mi west of Stein Creek, just upstream from confluence with Shasta Dam.. UTM 10T 0577306/4517397N. 332 Comment
  CHSC118379  Adiantum shastense Kevin Heidel 2015-5-14 11 Shasta West of Pit 7 dam on Forest Road 35N23. UTM 10T 0583955E / 4521834N 353 Comment
  CHSC118431  Adiantum shastense Kevin Heidel 2015-5-14 10 Shasta Potem Creek Falls trail. UTM NAD83 0581892E / 4521334N 371 Comment
  CHSC118469  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Ca. 3 miles W of Shasta Dam; Dry Fork at USFS Road 33N21/BLM Chappie-Shasta Off High Vehicle Area Road 2 crossing; shaddy slope above creek dddrainage in montane hardwood-conifer forest, eastern Klamath Ranges. UTM Zone 10T, NAD83 543794m E, 4508186m N; Shasta Dam 7.5' quadrangle 693 Comment
  CHSC118634  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes SW of North Gray Rock/Shasta Caverns and N of Marble Creek; eastern Klamath ranges. UTM Zone 10T, NAD83 560060m E, 4515673m N. 365 Comment
  HSC104368  Adiantum shastense Len Lindstrand III 2015-1-6 21215 Shasta Slope above Little Cow Creek, approx. 0.75 mi. N-NE of Ingot and 0.15 mi. N of Afterthought Mine 366 Comment
  HSC104372  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approx. 1.4 mi. NW of Bear Mountain 335 Comment
  UCD166838  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, southeast of Sugarloaf Creek. 487 Comment
  JEPS114784  Aegilops cylindrica Lowell Ahart, John Dittes 2008-6-19 14856 Shasta Open grassland about 50 yards east of the Pit River, about 100 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
  CHSC112152  Aegilops triuncialis Dean Wm. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher. 762 Comment
  RSA14367  Aesculus californica Elmer I. Applegate 1929-6-18 5741 Shasta Pollock, Sacramento River, 30 miles north of Redding. Comment
  HSC94097  Agastache parvifolia G. Fred Hrusa, T. D. Wilfred 1996-6-10 12991 Shasta NW side of Hwy. 44 1 mi. SW of USFS N12 to Twin Bridges, near summit of large volcanic lava flow 1555 Comment
  UCLA72475  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  SBBG21844  Agastache urticifolia D. Myrick 1964-7-24 934 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  SBBG6367  Agastache urticifolia H. and M. Dearing 1938-6-27 2156 Shasta Big Spring 1524 Comment
  CAS-BOT-BC29442  Ageratina occidentalis Alice Eastwood 1917-9-2 6697 Shasta Shasta Springs Comment
  CHSC105565  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-8-31 Shasta Found on metavolcanic rock outcrops and cliffs on west side of Bagley Mountain in conifer forest habitat. The plants grow in crevices on cliff faces on westerly aspects. 1389 Comment
  CHSC105569  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-1 Shasta Found on northwest aspect metavolcanic rock outcrops and cliffs along ridgeline west of Grizzly Peak. UTM NAD 83 Zone 10N; 0583511E, 4555145N. 1767 Comment
  CHSC105570  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-8-31 Shasta Found on metasedimentary rock outcrops and cliffs on northeast slopes of McKenzie Mountain. The plants grow in crevices on cliff faces on easterly and westerly aspects. UTM NAD 83 Zone 10N; 0575440E, 4543631N. 1493 Comment
  JEPS89525  Ageratina shastensis G. L. Stebbins 1967-9-9 6177 Shasta on n side of Devils Rock Devils Rock 670 Comment
Read comments Jul 17 2015
  OBI77287  Agoseris heterophylla Anthony Baniaga 2011-6-17 363 Shasta Lassen NF. Edge of Murken Lake Murken Bench quad T35N R5E sec 32 sW of SW 1085 Comment
  CAS-BOT-BC46145  Agoseris heterophylla Ellsworth Bethel 1923-5-7 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC46146  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Anderson's Comment
  HSC12539  Agoseris heterophylla M. S. Baker 31 May [year missing] Shasta Burney Valley Comment
  CDA13049  Agoseris retrorsa G. F. Hrusa, T. D. Wilfred 1996-6-1 12980 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  SEINET10475110  Agoseris retrorsa Mary Susan Taylor 1980-6-10 Taylor 2813 Shasta T37N R4W wc sec 34. Dunsmuir quad. Sims Flat Road, N side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  JEPS45603  Agrimonia gryposepala A. A. Weigert 1922-8-22 Shasta Whitmore Comment
  JEPS72973  Agrostis alba W. L. Jepson 1940-7-4 20135 Shasta Montgomery Creek 640 Comment
  UC1100109  Agrostis alba Verne Grant and Irving Schneider 1967-8-29 8360 Shasta on Hwy 299 about seven mi downstream Fall River Mills; Pit River, Bridge 6-27 Comment
  CAS-BOT-BC127403  Agrostis elliottiana John Thomas Howell 1955-6-14 30426 Shasta East of Whiskeytown. Comment
  UCD53059  Agrostis microphylla var. intermedia Beecher Crampton 1953-5-1 1200 Shasta about 5 miles north of Anderson. Comment
  SEINET3917247  Agrostis stolonifera Beecher Crampton 1964-8-26 7181 Shasta Shasta County, Castle Crag, 3 miles south of Dunsmuir, Sacramento River.; 0 671 Comment
  CAS-BOT-BC138650  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta Happy Valley (northwest of Anderson). 182 Comment
  UC485744  Agrostis variabilis H. F. Copeland 1932-8-15 Shasta King's Creek Meadow where road crosses Mount Lassen, King's Creek Meadow 2225 Comment
  UCD53771  Agrostis variabilis A. A. Heller 1942-9-7 16534 Shasta Northern end of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  UC985657  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-6-15 777 Shasta junction of Pit River and Hat Creek, at Highway 299 Pit River, Hat Creek Comment
  UCD137976  Alisma triviale P. B. Kennedy 1927-6-15 25 Shasta Pit-River. Comment
  SEINET12049497  Allium M. S. Baker, Nutting, F. 1894-1 s.n. Shasta Marley's station Comment
  CAS-BOT-BC462363  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-21 1838 Shasta 5 miles N of Redding Comment
  CAS-BOT-BC462366  Allium amplectens L. E. Smith 1913-4-19 59 Shasta Anderson Comment
  RSA335883  Allium amplectens D. W. McNeal 1977-6-8 2063 Shasta 1.1 mile S of Highway 299 at Round Mountain. Comment
  RSA367060  Allium amplectens Christopher Davidson 1975-6-6 2714 Shasta Ca. 20 miles E of Redding on Highway 44. 640 Comment
  SEINET3884212  Allium amplectens D. W. McNeal 1980-6-6 2370 Shasta Beside Wilson Hill Road to Manton, 2.4 miles south of Highway 44 in Shingletown.; 0 Comment
  UC843239  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-24 6570 Shasta ca. 20 mi w Fall River Mills (on hat Creek); Hat Creek Comment
  UC3199  Allium bolanderi M. S. Baker and Frank Nutting 1894-5-22 Shasta Oak Run Comment
  RSA27022  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  JEPS118174  Allium campanulatum Dean W. Taylor 1993-6-16 13687 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  HSC71854  Allium cratericola Thomas W. Nelson, Jane P. Nelson 1980-6-22 5838 Shasta Along USFS Rd. 1 mi. W of Regan Meadow 1524 Comment
  JEPS128824  Allium falcifolium Julie Kierstead Nelson with Martin Lenz 2016-4-12 2016 -002 Shasta Forest Road 11 at Deer Cr., north of bridge; Shasta Trinity NF. Comment
  HSC26583  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19217 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  SEINET3878790  Allium sanbornii var. sanbornii D. Burk 1991-6-30 s.n. Shasta Above Salt Creek in the SE quadrant of the Oasis Rd./Gold Hill Rd. jct.; 0 Comment
  SEINET10471998  Allium siskiyouense Mary Susan Taylor 1980-6-25 Taylor 2963 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  JEPS58632  Alnus incana subsp. tenuifolia Milo S. Baker 1893-6 Shasta Comment
  SJSU1591  Alnus incana subsp. tenuifolia C. W. Sharsmith 1954-6-25 6217 Shasta Viola 1341 Comment
  SJSU507  Alnus incana subsp. tenuifolia G. Witherspoon 1940-6-28 2148 Shasta Reflection L, Lassen Volcanic National Park Comment
  CAS-BOT-BC465591  Alnus rhombifolia Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -045 Shasta Sacramento River canyon W of Interstate 5 E of Eagles Roost Road and railroad tracks; at Gibson curve 447 Comment
  SD104461  Alnus rhombifolia Reid Moran 1978-6-25 26111 Shasta Little Roaring Creek 710 Comment
  CAS-BOT-BC138155  Alopecurus aequalis var. aequalis Lee Bonar 1934-7-12 s.n. Shasta Lassen National Park. At edge of Manzanita Lake. Comment
  UCD144331  Alopecurus carolinianus G. F. Hrusa 1996-4-30 12904 Shasta Upper Sacramento Valley. East side of Sacramento River at corner of Gover Road and Sacramento River. About 3 miles south of Anderson. 110 Comment
  CHSC54177  Alyssum desertorum Vernon H. Oswald 1991-5-28 4612 Shasta Pit River Vista on Hwy 299, 2.0 miles west of Fall River Mills. 1100 Comment
  RSA55273  Amelanchier pallida Rogers McVaugh 1941-8-4 6241 Shasta 10 miles W of Burney, Sahsta County Comment
  RSA121734  Amorpha californica Rimo Bacigalupi 1934-5-28 2334 Shasta Kennett. 213 Comment
  CAS-BOT-BC180556  Amorpha californica var. californica L. E. Smith 1913-6-25 402 Shasta Heroult Comment
  CHSC133  Amsinckia intermedia M. Underhill 1953-4-12 Shasta 76 Comment
  CHSC93027  Ancistrocarphus filagineus R. Fischer 2005-4-18 634 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from the road bed of the main park road near the east end of Horr Pond. 1008 Comment
  UC1228142  Ancistrocarphus filagineus Beecher Crampton 1960-6-16 5634 Shasta 7 mi s of Fall River Mills Comment
  UC118865  Anemone Mrs. R. M. Austin 1879-1 Shasta Lassen Peak Comment
  SJSU550  Anemone drummondii var. drummondii G. Witherspoon 1940-6-29 2155 Shasta near Sulphur Works on Lassen Park Rd, Lassen Volcanic National Park 2133 Comment
  POM213954  Anemone occidentalis H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Emerald Lake. 2500 Comment
  UC403417  Anemopsis californica J. H. Ingram 1914-9-2 Shasta Cayton Comment
  HSC71319  Angelica breweri J. M. DiTomaso 1980-8-26 1928 Shasta 5.7 mi W of Burney on Hwy. 299. 1/2 mi E of pass. 1250 Comment
  UCD127207  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
  UCD127186  Angelica tomentosa Joseph DiTomaso 1980-8-26 1923 Shasta just south of Siskiyou County on Interstate 5 between Soda Creek Road and Crag View Dr. 701 Comment
  JEPS100699  Antennaria argentea Dean W. Taylor 1988-6-2 9727 Shasta Kosk Creek, at crossing of road from Big Bend to Iron Canyon Reservoir (Forest Road 38N11) 624 Comment
  UC220694  Antennaria argentea H. E. Brown May 15 1897-May 28 1897 297 Shasta near Pit River Ferry 213 Comment
  CHSC90261  Antennaria dimorpha L. P. Janeway 2001-5-28 7084 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
  JEPS89486  Antennaria media Dean W. Taylor with Ingrid Olmsted 1975-8-24 5377 Shasta vicinity of Magee Peak (saddle between Magee and Crater peaks, Thousand Lakes Wilderness); Lassen Nat'l Forest, Thousand Lakes Wilderness 2545 Comment
  RSA416683  Antennaria media H. F. Copeland 1931-8-9 1423 Shasta Mt. Lassen Comment
  RSA82862  Antennaria media J. M. Tucker 1951-8-3 2211 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  JEPS104948  Antennaria media subsp. media Dean W. Taylor 1993-7-9 13805 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  RSA529953  Antennaria umbrinella D. W. Taylor, Ingrid Olmsted 1975-8-24 5393 Shasta Lassen Nat'l Forest: Thousand lakes Wilderness, vicinity of Magee Peak 2530 Comment
  RSA47779  Anthoxanthum aristatum Roxana S. Ferris, Laura Lorraine 1948-6-16 11874 Shasta Churn Creek, adjacent to U.S. 99 about 2 mi. N. of Redding. Comment
  CAS-BOT-BC137773  Anthoxanthum aristatum Peter H. Raven; Otto T. Solbrig 1958-6-16 13228 Shasta Road to Craig's Dock, Shasta Lake. Comment
  CHSC65817  Antirrhinum cornutum L. P. Janeway 1995-6-17 4788 Shasta Backbone Ridge; along Backbone Ridge Road 3.2 mi west of Dry Creek Road. 448 Comment
  UC444975  Antirrhinum cornutum Milo S. Baker 1894-8-9 Shasta Montgomery Creek Comment
  UC444976  Antirrhinum cornutum Milo S. Baker 1898-7-18 343 Shasta Tamarack Road; at Johnson's Comment
  JEPS114487  Apera interrupta Lowell Ahart, John Dittes 2008-6-19 14836 Shasta About 150 yards east of the Pit River, about 15 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
  UCD66732  Apera interrupta G. F. Hrusa 1991-6-26 8479 Shasta Pit River Drainage. Approx. 1 mile N of MacArthur at S end of MacArthur Swamp. 1000 Comment
  UC1123467  Apocynum androsaemifolium P. L. Johannsen 1932-6-17 137 Shasta s.e. of Gray Rocks; Redding Quad. 640 Comment
  CDA39738  Apocynum androsaemifolium F. Stewart 1962-7-31 s.n. Shasta Ray Mack property, Fall River Mills. 0 Comment
  SBBG19485  Aquilegia formosa J. A. Lowery 1963-7-1 4 Shasta stream running into Silver Lake, Hatchet Mtns Comment
  UC1543704  Aquilegia formosa Harold and Virginia Bailey 1948-8-25 2994 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC397927  Aquilegia formosa Ellsworth Bethel 1923-6-16 s.n. Shasta Whitmore 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
  HSC46282  Arabis breweri var. breweri Stephen Plant 1978-5-13 242 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  CDA24654  Arabis holboellii var. pinetorum Sterling O. Mattoon 1970-5-31 Shasta Red Mountain Summit, north of Big Bend. 0 Comment
  POM272622  Arabis platysperma var. howellii F. W. Peirson 1932-7-10 10153 Shasta 1000-Lake Basin (south of Burney). 1951 Comment
  RSA66248  Arabis sparsiflora F. W. Peirson 1932-7-11 10152 Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
Read comments Feb 6 2009
  RSA0128870  Arabis suffrutescens Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 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
  UC1078857  Arceuthobium campylopodum Job Kuijt 1957-5-21 1365 Shasta 22 mi n Lassen Park entrance (on Hwy 89) Comment
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  SEINET2116912  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-8-19 2004 -15 Shasta King Creek, Lassen National Park 2200 Comment
  CAS-BOT-BC38980  Arctostaphylos malloryi James I. Mallory; Albert Seneres; Steve Edwards 1981-2-20 s.n. Shasta Iron Mountain Comment
  SBBG50836  Arctostaphylos malloryi J. I. Mallory 1966-10-20 266 Shasta 1 mi SW of Iron Mtn Mine 914 Comment
  UC1755233  Arctostaphylos malloryi Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19101 Shasta Shirttail Peak (ca. 15 air miles NW of Redding), single shrub on the summit of the peak 1173 Comment
  UCR3572  Arctostaphylos manzanita Frank C. Vasek 1964-8-4 640804- 16 Shasta Harrison Gulch Ranger Station at campground 823 Comment
  RSA96865  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1954-10-15 20309 Shasta Hwy 36, 0.8 mi. s.e. of Platina, between Fortuna and Red Bluff. Comment
  CAS-BOT-BC38601  Arctostaphylos manzanita subsp. wieslanderi Walter Knight; Irja Knight 1979-9-7 3429 Shasta State hwy 44 west of Shingletown 640 Comment
  JEPS91224  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 1988-4-13 9538 Shasta near Round Mountain 670 Comment
  UC1281097  Arctostaphylos manzanita subsp. wieslanderi H. E. McMinn 1931-5-22 1995 Shasta se Redding Airport 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-BC46528  Arctostaphylos patula Walter Knight; Irja Knight 1983-9-15 4891 Shasta Bridge Campground in Lassen National Forest on Hat Creek. 1219 Comment
  HSC93479  Arctostaphylos patula G. Fred Hrusa 1989-4-1 5903 Shasta Along Hwy. 36 very near Tehama/Shasta County line 900 Comment
  UC1409092  Arctostaphylos patula Robert F. Thorne, L. DeBuhr, and C. W. Tilforth 1972-9-21 42393 Shasta Castle Crags State Park 701 Comment
  CAS-BOT-BC46542  Arctostaphylos patula L. S. Smith 1913-3-12 s.n. Shasta Mc. Cloud River. Comment
  CHSC5246  Arctostaphylos patula subsp. patula M. West 1946-6-23 Shasta Eagle Lake. 1109 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
  UCD52449  Arctostaphylos viscida Beecher Crampton 1975-5-3 9184 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  CAS-BOT-BC47001  Arctostaphylos viscida subsp. viscida C. B. Wolf 1931-9-1 2384 Shasta Head of Sacramento Valley, 6 mi. n. of Redding on the Pacific Highway. 243 Comment
  UC1121416  Arctostaphylos viscida subsp. viscida H. R. Josephson 1933-6-21 21 Shasta Clear Creek Rd Weaverville Quadrangle Comment
  UC1121443  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1932-6-16 133 Shasta 1 mi w Salt and Willow Creek Junction; Redding Quadrangle 213 Comment
  UC674759  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1899-10-2 Shasta Redding Comment
  UC501532  Arenaria congesta var. congesta Frank W. Peirson 1932-7-11 10145 Shasta s Burney (1000- Lake Basin); Lake Basin 1950 Comment
  JEPS105101  Arenaria congesta var. crassula Dean W. Taylor 1993-7-9 13821 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  HSC70019  Argemone munita Thomas W. Nelson, Jane P. Nelson 1978-7-21 4433 Shasta Along Hwy. 36, 1 mi. E of Co. line Comment
  SEINET3918770  Aristida adscensionis Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of).; 0 132 Comment
  RSA0034405  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
  CDA36311  Aristolochia californica CDFA Staff 1981-1 Shasta Sacramento River bank. 0 Comment
  CHSC30116  Arnica discoidea M. S. Taylor 1980-6-10 2801 Shasta Sims Lookout, ca. 6 mi S of Sweetbriar on I5. 1126 Comment
  RSA302199  Arnica mollis J. R. Shevock 1972-7-25 2212 Shasta Upper Kings Mdw, Lassen Peak 2256 Comment
  CAS-BOT-BC85148  Arnica nevadensis George W. Gillett 1957-8-17 1078 Shasta Lassen Volcanic National Park, Helen Mountain, southwest exposure, above Lake Helen 2590 Comment
  CHSC30201  Arnica venosa M. S. Taylor 1980-7-10 3125 Shasta By jeep rd, at point in 33N21, ca. 7 mi W of Shasta Dam. 731 Comment
  SEINET10863290 Image available Arnica venosa Harvey M. Hall, Ernest B. Babcock Hall s.n. Shasta Salt Creek, Shasta Co. 427 Comment
  UCD56030  Arrhenatherum elatius Freed W. Hoffman 1946-6-5 1707 Shasta Burney Park. Hatchery. Comment
  CAS-BOT-BC90463  Artemisia douglasiana L. E. Smith 1914-7-4 746 Shasta Castella Comment
  SD104440  Aruncus vulgaris Reid Moran 1978-6-25 26108 a Shasta on bank of Little Roaring Creek 710 Comment
  HSC100844  Arundo donax J. P. Smith 2009-9-29 12684 Shasta Roadside along Hwy 299 west of Redding, near highway marker 1950 300 Comment
  SEINET8189636 Image available Asarum caudatum Darla Gettman 1974-5-26 49 Shasta Gettman residence, 1417 Bue Way, Burney California 1067 Comment
  SEINET8588760  Asarum caudatum Rimo Bacigalupi, F. Ehrendorfer; G. L. Stebbins 1959-6-30 7180 Shasta In canyon of Low Pass Creek (misplaced one canyon too far north on the U.S.G.S. Bollibokka quadrangle); drainage of Squaw Creek, which flows into the Pit River arm of Shasta Lake 457 Comment
  CAS-BOT-BC400684  Asarum hartwegii Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16538 Shasta Along Calif. St. Highway 89, 8.2 mi. NE of E entrance to Lassen National Park Comment
  CAS-BOT-BC400687  Asarum hartwegii C. R. Quick 1953-8-2 53 -107 Shasta NE. of Montgomery Creek Comment
  POM188000  Asarum hartwegii Marcus E. Jones 1931-7-17 s.n. Shasta Shasta City (Session s). Comment
  RSA27424  Asarum hartwegii C. L. Hitchcock 1940-5-20 6477 Shasta 25 miles east of Redding Comment
  RSA95343  Asarum hartwegii F. W. Peirson 1932-7-9 10280 Shasta Burney Spring. 1433 Comment
  SEINET198559  Asclepias cordifolia Helen K. Sharsmith 1955-6-27 4514 Shasta Lassen National Forest; Adjacent to State Highway 299 near Fall River Mills. 1219 Comment
  UC1051542  Asclepias cordifolia Helen K. Sharsmith 1953-6-25 4355 Shasta 1.4 mi beyond Wildwood (road to Peanut); Inner North Coast Ranges, Trinity National Forest 1158 Comment
  SEINET955241  Asclepias fascicularis Marshal Hedin, Jennifer Hedin 1997-1 Shasta Along Highway 299, 1 mile southwest of Fall River Mills. 1000 Comment
  UC1598223  Asclepias speciosa H. M. Hall 1909-7-11 8521 Shasta Delta Comment
  HSC15324  Asparagus officinalis W. D. Stevens May 1963 13 Shasta 0.25 mi. down Week's Lane from Old Churn Creek Rd. Comment
  CAS-BOT-BC65885  Aspidotis densa Gillett; Hans Leschke 1957-7-13 s.n. Shasta south of Sifford Lakes Comment
  POM120734  Aspidotis densa Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  UC54370  Astragalus californicus H. M. Hall and E. B. Babcock June, 1903 4016 Shasta Gregory Sierra Nevada Mountains, Upper Sacramento River, Gregory (Upper Sacramento River, Sierra Nevada Mountains) 304 Comment
  OBI49334  Astragalus curvicarpus var. curvicarpus Lewis S. Rose 1940-6-11 40498 Shasta McArthur 1036 Comment
  UCD35721  Astragalus filipes Beecher Crampton 1960-6-16 5675 Shasta Northeastern part of county, 1.5 miles north of Fall River Mills. Comment
  JEPS90984  Astragalus gambelianus Dean W. Taylor 1993-6-16 13667 Shasta Bully Choop Rd. ca. 1.3 mi n junction with A16 (Paskenta Road); North Coast Ranges 731 Comment
  UCD35951  Astragalus gambelianus Beecher Crampton 1953-4-29 1173 Shasta 2 miles north of Cottonwood. Comment
  CDA10970  Astragalus inversus G. F. Hrusa 1991-6-25 8456 Shasta Pit River Drainage; Immediately SW of Hat Creek near 299 crossing Sheet 1 of 2 Comment
  UCD104771  Astragalus inversus W. R. Powell 1963-7-11 762 Shasta 1 1/2 miles southeast of Burney. 1127 Comment
Read comments Aug 21 2015
  JEPS90995  Astragalus pauperculus Dean Wm. Taylor and Rexford E. Palmer 1988-5-29 9687 Shasta along Hwy 299 1.2 mi e crossing of Salt Creek ((Bella Vista 7 1/2' quadrangle)); Upper Sacramento Valley, Woodman Creek 192 Comment
  CHSC83392  Astragalus pulsiferae var. suksdorfii R. Ondricek-Fallscheer 1999-7-14 203 Shasta Bunchgrass Valley; 6 air mi N of where Hwy 44 and Hwy 89 join at the NW corner of Lassen Volcanic Natl. Park; N side of USFS Rd. 32N16 at 0.9 road mi E of USFS Rd. 33N16. 1597 Comment
  UC1537106  Astragalus whitneyi var. siskiyouensis Gordon H. True Jr. 1938-5-26 943 Shasta between Rock Creek and Lake Britton; between Rock Creek and Lake Britton 914 Comment
  CAS-BOT-BC17621  Athysanus pusillus Ella Dales Cantelow 1941-5-23 3628 Shasta State Highway 89 near junction with US Highway 299 Alturas to Burney. Comment
  CAS-BOT-BC146191  Avena barbata Mrs. D. B. McAllister 1918-4-29 56 Shasta Ydaloom. Comment
  UCD56218  Avena barbata A. A. Beetle 1942-5-20 3338 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  RSA25131  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UCD56799  Beckmannia syzigachne B. Crampton 1954-6-9 2205 Shasta 1.8 miles west of Burney. Along U. S. Highway 299. 914 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
  CAS-BOT-BC76012  Berberis pumila Alice Eastwood 1912-7-24 1388 Shasta Castella. Comment
  SEINET12088733  Berberis repens Unknown 1978-1 2 Shasta Ca 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek 610 Comment
  SBBG16527  Bistorta bistortoides D. Myrick 1961-6-23 346 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  CAS-BOT-BC127968  Blepharipappus scaber Ellsworth Bethel 1923-5-25 s.n. Shasta Burney Comment
  POM260308  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC16899  Boechera F. N. Bassett 1923-7-10 s.n. Shasta Mount Lassen. Comment
  CAS-BOT-BC15951  Boechera breweri subsp. breweri Hans Leschke 1961-8-18 1830 Shasta Lassen Volcanic National Park. Summit area of Diamond Peak. 2423 Comment
  CHSC65452  Boechera howellii Vernon Oswald 1986-7-30 2254 Shasta Near Shadow Lake, Lassen Volcanic National Park. 2331 Comment
  CHSC38095  Boechera platysperma R. E. Preston 1983-8-6 402 Shasta SE side of Diamond Peak, near roadside, Lassen Volcanic National Park. 2218 Comment
  CHSC60337  Boechera platysperma Mary Ann Showers 1992-6-28 2698 Shasta Lassen Volcanic National Park. Cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  CHSC38099  Boechera rectissima R. E. Preston 1983-8-6 407 Shasta Along Terrace Lakes trail, ca. 1/2 mi S of Hat Lake, Lassen Volcanic National Park. 1853 Comment
  CAS-BOT-BC25686  Boechera sparsiflora John Thomas Howell 1927-4-7 2311 Shasta Potter Creek near the McCloud River. 304 Comment
  POM254334  Boisduvalia stricta Alice Eastwood, John Thomas Howell 1940-6-11 7916 Shasta Near Fall River Mills Comment
  RSA166326  Boisduvalia stricta D. M. Moore 1960-6-5 138 Shasta NE of Redding, 5 mi. along U.S. 299 from junction with U.S. 99. 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
  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
  RSA239278  Boykinia major R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42382 Shasta Shasta National Forest: Along Castle Creek ca. 1 mile west of Castle Crags State Park. Comment
  UC75808  Brickellia californica Milo S. Baker 1898-7-5 282 Shasta Oak Run Comment
  UC585492  Briza minor Virginia E. Long 1933-6-2 216 a Shasta nw Anderson; Happy Valley 182 Comment
  CAS-BOT-BC478961  Brodiaea californica subsp. californica L. E. Smith 1934-6-24 728 Shasta Redding, Comment
  SEINET10570624  Brodiaea capitata Fred G. Meyer 1938-4-3 Meyer 1329 Shasta in wet meadows 17 miles north of Red Bluff. Comment
  UCD77167  Brodiaea coronaria Robert E. Preston 2003-6-14 2159 Shasta 3.4 mi W of Fall River Mills, along Pit No. 1 Powerhouse Rd. 941 Comment
  SD46477  Brodiaea coronaria E. K. Balls, L. W. Lenz 1956-6-18 21809 Shasta 1.3 miles northwest of Lake Britton, State Highway 89. In dried up pool. 1006 Comment
  UCD139111  Brodiaea coronaria Robert E. Preston 2003-5-31 2155 Shasta ca. 5 miles of Redding, along Walker Mine Road, 3 miles west of its junction with Lake Blvd. Comment
  UC768744  Brodiaea coronaria subsp. coronaria R. F. Hoover 1937-5-21 1185 Shasta Cottonwood Comment
  UC843928  Brodiaea coronaria subsp. coronaria A. A. Heller 1916-6-24 12441 Shasta between Castella and Sims Comment
  UCR93366  Brodiaea coronaria subsp. coronaria Kathy Harper, Dane Karr 1994-6-16 s.n. Shasta Along Hwy 299 at mile marker 90.00, between Fall River Mills and vista point to the west 1006 Comment
  CAS-BOT-BC457062  Brodiaea coronaria subsp. coronaria Ellsworth Bethel 1923-6-7 s.n. Shasta Ingot Comment
  CAS-BOT-BC457067  Brodiaea coronaria subsp. coronaria L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  CAS-BOT-BC465593  Brodiaea coronaria subsp. rosea Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -049 Shasta Packers Bay, N shore of Shasta Lake, W of I-5; near boat launch parking lot 334 Comment
  CAS-BOT-BC482949  Brodiaea elegans subsp. elegans Lester Rowntree 1935-6-9 s.n. Shasta North of Cottonwood on road to Viola Comment
  SEINET193070  Brodiaea minor H. C. Cantelow 1940-5-30 Shasta 4.4 miles northeast of Redding. Highway 299 Comment
  SEINET188346  Brodiaea purdyi C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC484595  Brodiaea purdyi Alice Eastwood; John Thomas Howell 1940-6-10 7879 Shasta Near Bella Vista Comment
  CAS-BOT-BC105059  Bromus carinatus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 882 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
  UCD58260  Bromus carinatus G. F. Hrusa; T. D. Wilfred 1996-7-22 13348 Shasta Lassen National Forest. Along Hwy. 89, 1/4 m. N of Eskimo Summit. 1640 Comment
  JEPS69183  Bromus carinatus var. carinatus J. W. Blankinship 1911-5-13 Shasta Coram Mines Comment
  UCD123126  Bromus carinatus var. carinatus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7383 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD58431  Bromus ciliatus Burle Jones 1940-8-15 s.n. Shasta Lassen Park. Hat Creek. Comment
  CHSC118544  Bromus commutatus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21415 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
  CAS-BOT-BC155676  Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 131 Comment
  POM257070  Bromus diandrus Virginia Long 1931-5-11 60 a Shasta Anderson; vacant lot 132 Comment
  JEPS69195  Bromus hordeaceus J. W. Blankinship 1911-5-31 5 Shasta Redding Comment
  CAS-BOT-BC162475  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta Near Redding. Along the railroad about a mile above Redding. Comment
  JEPS73960  Bromus madritensis subsp. madritensis Virginia Long 1931-5-22 75 a Shasta about 3 mi e of Pacific highway between Anderson and Redding (n of Olinda, Happy Valley, Steward Ranch); Happy Valley, Steward Ranch Comment
  HSC85951  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer 1982-5-9 10395 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  SD104414  Bromus orcuttianus Reid Moran 1978-6-25 26085 Shasta Open woods West of Little Roaring Creek. 725 Comment
  CAS-BOT-BC162007  Bromus racemosus Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley. Comment
  CAS-BOT-BC161973  Bromus rubens L. E. Smith 1913-5-6 195 Shasta Kennet. Comment
  UCD59634  Bromus rubens A. A. Beetle 1942-5-20 3335 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  UC485748  Bromus suksdorfii H. F. Copeland 1932-8-15 Shasta Woods between Hat Lake and Summit Lake; Mount Lassen 1981 Comment
  CDA19201  Bromus tectorum D. Woods, V. Popescu 2001-4-3 s.n. Shasta Modoc Plateau; Pit River E of Big Bend. 472 Comment
  SACT000780  Bromus tectorum Garth Murphy 1939-7-26 Shasta Comment
  SD7774  Bryanthus breweri R. M. Austin 1879-1 Shasta Lassen Park Comment
  HSC47732  Cacaliopsis nardosmia Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 3997 Shasta Along Forest Rd. to Beegum Gorge Comment
  UCD162806  Calocedrus decurrens D. O. Burge 2014-9-19 1681 Shasta Buckhorn Bally, north slope, roadside on East County Line Road. 1460 Comment
  SEINET3863114 Image available Calocedrus decurrens Richard R. Halse 1988-2-21 3552 Shasta Along Interstate Hwy 5, near the Flume Creek Road Exit, 4.1 miles south of Castella; tree 7.5 m tall.; 0 540 Comment
  UCD139610  Calochortus A. A. Beetle 1942-5-20 3314 Shasta 4 miles west of Ono. Comment
  CHSC61191  Calochortus coeruleus Vernon H. Oswald; Lowell Ahart 1993-5-12 5396 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
Read comments May 31 2018
  UC1036164  Calochortus leichtlinii George W. Gillett 1953-8-12 327 Shasta vicinity Kings Creek Falls; Lassen Volcanic National Park 2164 Comment
  CAS-BOT-BC132418  Calochortus longebarbatus Frank Callahan 1995-7-16 s.n. Shasta Meadows off Hwy 89 1280 Comment
  CAS-BOT-BC492557  Calochortus minimus Hans Leschke 1958-8-16 1540 Shasta Lassen Volcanic National Park, Grassy swales, upper part in forest 1981 Comment
  UCR206050  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14982 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  RSA113755  Calochortus nudus George W. Gillett 1953-7-30 302 Shasta Lassen Volcanic National Park, Dersch Meadows near ranger station 1982 Comment
  UC501616  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  UC3409  Calochortus superbus M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UC422987  Calochortus superbus Milo S. Baker 1900-5-5 Shasta near Oak Run (Ridge Road) Comment
  UCR40025  Calochortus superbus Jones, Wallis, Billstrom 1985-5-12 75 Shasta County Road A16, 2 mi east of Platina 701 Comment
  SEINET10528697  Calochortus superbus Worley 1985-5-12 WORLEY 79 Shasta T30n,r8w,sec.26, h.m. 9 Miles e of platina. County road a16. Roadside bank with Linanthus 418 Comment
  JEPS104821  Calochortus syntrophus Dean W. Taylor 1996-6-5 15652 Shasta The Cove (about 10 miles south of Big Bend), just south of Roaring Creek on The Cove Road; Shasta-Trinity National Forests 533 Comment
  JEPS89000  Calochortus syntrophus V. Parker, F. Callahan, J. Erwin 1993-6-18 542 Shasta upslope from Roaring Creek (near access road, Shasta Lake Ranger District, Roaring Creek quad); Shasta-Trinity National Forests, Shasta Lake Ranger District 524 Comment
  JEPS21759  Calochortus tolmiei C. E. Bigelow 1958-5-3 72 Shasta near Ingot (Hwy 299 E) 365 Comment
  UC422994  Calochortus tolmiei Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 1066 Comment
  RSA369077  Calochortus vestae Alice Eastwood 1912-7-11 795 Shasta Goose Valley Comment
  RSA17665  Caltha howellii Elmer I. Applegate 1929-6-20 5773 Shasta E 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
  SEINET10536092  Caltha leptosepala subsp. howellii Mary Susan Taylor 1980-6-26 Taylor 2978 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  RSA21711  Calycadenia ciliosa C. B. Wolf 1937-8-8 9071 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  CAS-BOT-BC273385  Calycadenia fremontii John Thomas Howell 1969-8-4 45875 Shasta About 9 miles northeast of Cottonwood Comment
  CDA10975  Calycadenia fremontii G. F. Hrusa 1991-6-25 8463 Shasta Pit River Drainage; along spur road to Hwy 189 off of entrance road to Hat #2 Powerhouse, approx. 3 m E of intersection of Hwy 299 and Hwy 189. Comment
  JEPS89809  Calycadenia fremontii Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9778 Shasta Millville Plains under high-voltage, steel-tower powerlines in SE1/4 Section 24 Millville Plains; Upper Sacramento Valley, Milleville Plains 207 Comment
  JEPS94815  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-9-8 9614 Shasta Highway 89 at its closest approach to Burney Creek (just s of McArthur-Burney Falls Memorial State Park); Highway 89 929 Comment
  UC1584635  Calycadenia fremontii Dean W. Taylor 1988-8-8 10028 Shasta Burney, center of town along Hwy 299, adjacent and just w of Cal. Dept. of Trans. yard Modoc Plateau Comment
  UC197536  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 mi n Redding Comment
  CAS-BOT-BC273361  Calycadenia fremontii R. L. Carr 1981-5-22 2228 Shasta E of Anderson, W side of CR A17, 0.9 mi S of jct with Dersch Rd, ca. 4-5 mi S of jct with Hwy 44 299 Comment
  CAS-BOT-BC273363  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Rd, 0.8 mi S of its jct with Hwy 44, just S of Bascom Rd (S of Millville) 192 Comment
  CAS-BOT-BC273366  Calycadenia fremontii J. Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  RSA788200  Calycadenia fremontii R. L. Carr 1977-7-3 2011 Shasta Along Rd 34NO3 (Mc Candless Rd) (to Backbone Ridge), 1.4 mi NW of Hwy 299 (jct 5.6 mi W of Round Mt near milepost 48), E of Redding. 621 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
  RSA789310  Calycadenia fremontii R. L. Carr 1981-6-18 2236 Shasta E of Anderson, 0.4 mi N of Black Butte (Wildcat) Rd on Hwy CR A17, 1.1 mi S of jct with Dersch Rd. 297 Comment
  UC61651  Calycadenia fremontii Geo. B. Grant 1902-9-1 5273 Shasta Redding Mount Shasta 0 Comment
  UCD129690  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 miles north of Project City on Interstate 5, ca 200 yards east of Hwy. 243 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
  UCD129778  Calycadenia fremontii R. L. Carr 1981-5-24 2250 Shasta east of Redding on Millville Plains Road, 0.8 mile south of its junction with Hwy 44, just south of Bascom Road (south of Millville). East along pvt. drive. 192 Comment
  CHSC84510  Calycadenia truncata John Dittes; Lowell Ahart 2003-5-22 2003 -16 Shasta Cascade Range Foothills; Battle Creek Canyon; approximately 9.5 air-miles east of Cottonwood, 3.3 air-miles east by northeast of Coleman Fish Hatchery and 4.7 air-miles west of Darrah Springs State Fish Hatchery. 183 Comment
  POM187928  Calycadenia truncata subsp. scabrella Marcus E. Jones 1931-7-16 29124 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC90986  Calycanthus occidentalis C. L. Hitchcock 1940-5-20 6503 Shasta 25 miles east of Redding. Comment
  UC61671  Calycanthus occidentalis unknown Sep 1902 5281 Shasta Redding 0 Comment
  HSC39237  Calyptridium monospermum J. P. Smith 1976-5-22 8804 Shasta French Gulch-Carrville Rd. 1402 Comment
  UC726703  Calyptridium umbellatum A. A. Heller 1941-7-24 16264 Shasta between Devastated Area and Summit Lake (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  JEPS100517  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1996-6-16 15688 Shasta Pit River Canyon, on rim of canyon on west edge Flat Woods (about 5 air miles south of Big Bend; Shasta-Trinity National Forests 762 Comment
  CAS-BOT-BC221218  Calystegia malacophylla subsp. malacophylla H. D. Ripley; R. C. Barneby 1948-7-6 9644 Shasta Castle Rock 640 Comment
  HSC46269  Calystegia occidentalis subsp. occidentalis Sheila Logan 1978-5-13 136 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC23145  Calystegia occidentalis subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-4 Shasta Fall River Valley Comment
  HSC45591  Calystegia occidentalis subsp. occidentalis Diane L. Reed 1978-5-14 121 Shasta Co. Hwy. A16, 0.5 mi. N of jct. with Hwy. 36 Comment
  RSA14381  Calystegia occidentalis subsp. occidentalis Elmer I. Applegate 1929-6-18 5745 Shasta Pollock, Sacramento River, 20 miles north of Redding. Comment
  SEINET3992129  Camassia quamash C. L. Hitchcock 1940-5-23 6526 Shasta 0.5 mi above Burney Falls Comment
  UCD114102  Camelina microcarpa Beecher Crampton 1960-6-16 5626 Shasta 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  CHSC93056  Camissonia contorta R. Fischer 2005-4-17 516 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1010 Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM284840  Campanula prenanthoides Lyman Benson 1930-7-18 2216 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA77972  Campanula prenanthoides Verne Grant, Alva Grant 1947-7-13 8029 Shasta 2.9 miles east of Hatchet Creek on Hatchet Mt. Comment
  UC1553490  Campanula prenanthoides E. Dean 1988-7-12 122 Shasta along rd. 37NO8 just w 2 small pin turns in road as it reaches Skunk Ridge; Skunk Ridge 1158 Comment
  UC1540116  Campanula scabrella Dean W. Taylor and Ingrid Olmsted 1974-7-31 4897 Shasta vicinity of Magee Peak (near snowbanks below point 8446); Lassen National Forest, Thousand Lakes Wilderness 2552 Comment
  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
  HSC23368  Cardamine oligosperma G. Strausbaugh 1970-3-29 28 Shasta 30 yds. W of Whiskeytown Hwy. 373 Comment
  CAS-BOT-BC38126  Cardamine pensylvanica C. L. Hitchcock 1940-5-24 6566 Shasta On Hat Creek, 20 miles west of Tall River Mills. Comment
  CAS-BOT-BC19753  Carex abrupta Hans Leschke 1960-9-8 1800 Shasta Lassen Volcanic National Park. Little Hot Springs Valley. 2240 Comment
  CAS-BOT-BC19754  Carex abrupta Harold Bailey; Virginia Bailey 1948-8-25 2986 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  UCD140078  Carex amplifolia G. F. Hrusa 1992-5-3 10487 Shasta under powerlines to N of Big Bend. 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
  JEPS109537  Carex angustata Dean W. Taylor 1992-5-28 12676 Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  CAS-BOT-BC17948  Carex angustata Hans Leschke 1958-9-30 1574 b Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  JEPS28388  Carex athrostachya George W. Gillett 1957-8-20 1121 Shasta Brokeoff Meadows. Along margin of Bailey Creek, near cabin area. Lassen Volcanic National Park 1889 Comment
  CHSC116252  Carex athrostachya Barbara L. Wilson 2011-8-7 16818 Shasta UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. Highway 89 a little south of Ponderosa Way. 1256 Comment
  SEINET7550696 Image available Carex athrostachya George W. Gillett 1957-7-5 656 Shasta Manzanita Lake area, trail between employees area and museum. Lassen Volcanic National Park. 1798 Comment
  UCD140402  Carex breweri Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5376 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  UCD67764  Carex breweri Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in flat and dry places at Lassen Peak. 3050 Comment
  UCD140222  Carex canescens subsp. canescens John Thomas Howell 1961-6-19 36534 Shasta Lassen Volcanic National Park. Reflection Lake. 1798 Comment
  CDA36837  Carex densa CDFA Staff 2001-6-6 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  HSC48647  Carex densa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19087 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  JEPS100915  Carex echinata subsp. echinata Dean W. Taylor 1992-5-28 12668 B Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  RSA121758  Carex feta C. J. Kraebel 1934-5-5 10 Shasta Mouth of Squaw Creek, a tributary of the Sacramento River, south of Kennett. 244 Comment
  POM290236  Carex fracta Lyman Benson 1930-7-18 2226 Shasta Hatchet Creek, E of Round Mountain. 1220 Comment
  SEINET7559330 Image available Carex fracta David Castaner 1989-6-18 10232 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  CAS-BOT-BC22291  Carex hassei Hans Leschke 1958-9-30 1572 Shasta Grassy Swale. 1935 Comment
  CAS-BOT-BC20966  Carex heteroneura Hans Leschke 1962-8-5 1855 Shasta Lassen Volcanic National Park. Diamond Peak, north slope, above highway. Comment
  CHSC98373  Carex hoodii Thomas W. Nelson; Jane P. Nelson 1984-6-17 7642 Shasta North Coast Ranges. Along Middle Fork Cottonwood Creek at Basin Gulch Campground. Comment
  UC55225  Carex hoodii H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4308 Shasta Mill Creek Mount Lassen 2438 Comment
  JEPS63548  Carex illota W. L. Jepson 1929-9-28 15311 Shasta nw slope of Lassen Peak, Head of Manzanita Creek Manzanita Creek; Lassen Peak, Manzanita Creek 2438 Comment
  HSC86848  Carex inops L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-7 1208 Shasta Near top of ridge (Squaw Flat) on N side of Rock Creek, along old logging road 1509 Comment
  SEINET10709997  Carex integra David Castaner 1971-8-17 Castaner 1937 Shasta Lassen Volcanic National Park; King's Creek Meadow; by running water thru center; 0%-40% cover by trees. 2256 Comment
  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
  CAS-BOT-BC28466  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1685 Shasta Little Bear Lake. 2057 Comment
  CAS-BOT-BC94049  Carex longii Peter F. Zika 2010-6-22 24985 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges (NCoRI) 130 Comment
  CAS-BOT-BC31512  Carex luzulifolia Hans Leschke 1954-9-20 s.n. Shasta Terrace Lake 2354 Comment
  CAS-BOT-BC31603  Carex luzulina var. ablata Hans Leschke 1958-8-16 1545 Shasta Dry border of Grassy Swales 1965 Comment
  CAS-BOT-BC31604  Carex luzulina var. ablata Hans Leschke 1959-8-7 1617 Shasta Manzanita Creek 2118 Comment
  CAS-BOT-BC31597  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek in a swampy place. 2286 Comment
  CAS-BOT-BC31598  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek 1981 Comment
  CAS-BOT-BC31600  Carex luzulina var. luzulina William Bridge Cooke 1939-6-23 13548 Shasta Along the creeks formed by the Upper Wagon Camp Springs in the spring marsh area. 1737 Comment
  UC2015885  Carex mariposana Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4309 Shasta Lassen Volcanic National Park. Between Sulphur Works and Upper Kings Creek Meadow. Comment
  SEINET7486008 Image available Carex multicaulis Peter F. Zika 2009-1 24631 Shasta Shasta National Forest, Route 25, 0.3 road miles west of forest boundary (Klamath Range KR) Comment
  UC501558  Carex multicostata Frank W. Peirson 1932-7-12 10110 Shasta s Burney (inner slope of the Red Crater); 1000-Lake Basin, Red Crater 2042 Comment
  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
  CDA37352  Carex pellita CDFA Staff s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  UCD140776  Carex raynoldsii John Thomas Howell 1961-6-20 36557 Shasta Lassen Volcanic National Park, Dersch Meadows. 1981 Comment
  CAS-BOT-BC118148  Carex rossii F. J. Hermann 1972-5-17 24776 Shasta 21 Miles S. McCloud Comment
  CAS-BOT-BC118150  Carex rossii John Thomas Howell 1960-8-22 36408 Shasta Pond north of Summit Lake 2042 Comment
  UCD140793  Carex rossii D. H. Norris; T. Nelson, S. Dowty 1971-6-21 19138 Shasta near Baker Lake about 5 miles east of Old Station on Forest Rd. 33N20A. Comment
  CAS-BOT-BC118218  Carex scoparia Walter; Seavey; Lennon 1982-5-24 s.n. Shasta 0.2 mi SE of Lone Tree Rd. Anderson Comment
  SBBG27511  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta ca. 0.25 mi S of Burney Falls Comment
  CDA12174  Carex simulata G. F. Hrusa 1991-6-25 8502 Shasta Sierra Nevada; Under power lines on S side of Pit River on road to Sam Wolfen Spr. Approx. 3/4 m. downstream from Pit 1 Powerhouse. Comment
  HSC40180  Carex spectabilis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3135 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  UC835745  Carex spectabilis E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC117221  Carex spectabilis Lewis Samuel Rose 1945-9-7 45267 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2529 Comment
  CHSC60445  Carex straminiformis Mary Ann Showers 1992-6-26 2677 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  UC2015845  Carex subfusca Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4438 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. In the lower part of the very upper drainage. Comment
  UC2015889  Carex subfusca Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4319 Shasta Lassen Volcanic National Park. Hat Lake (lake had been created by debris dam from the Lassen avalanche that caused the 'devastated area'. The 'lake' is now a stream with a broad gravelly bed, dominated by short willows. Comment
  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
  JEPS28395  Carex vernacula George W. Gillett 1957-8-17 1083 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  JEPS63544  Carex vernacula W. L. Jepson 1929-9-29 15321 Shasta foot of cone, nw slope Lassen Peak Lassen Peak 2682 Comment
  CAS-BOT-BC115053  Carex vesicaria Frank Warrington Peirson 1932-7-10 10116 Shasta Margina of Lake Eiler, 1000-Lake Basin 1950 Comment
  CAS-BOT-BC115063  Carex vesicaria Hans Leschke 1960-8-5 1710 Shasta Upper Twin Lake 2011 Comment
  SEINET7579984 Image available Carex vesicaria George W. Gillett 1957-7-5 655 Shasta Lassen Volcanic National Park, Manzanita Lake area, trail between employees area and museum. 1798 Comment
  CAS-BOT-BC279921  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road, Interior North Coast Ranges, (NCoRI) 135 Comment
  CHSC106613  Carex vulpinoidea Peter F. Zika 2010-6-22 24987 Shasta Inner North Coast Ranges (NCoRI); NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. 130 Comment
  CHSC92274  Carex vulpinoidea Colby J. Boggs 2004-4-26 79 Shasta South end of the City of Redding between State Route 273 and the Sacramento River. In a meadow and along the edges of several irrigation ditches. 137 Comment
  JEPS121408  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road Comment
  RSA769165  Carex vulpinoidea P. F. Zika, Julie Nelson 2010-5-15 24816 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  SEINET3823392 Image available Carex whitneyi Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  RSA88796  Carex whitneyi F. W. Peirson 1932-7-13 10113 Shasta Dry places southwest of Red Crater, Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC248982  Castilleja Ella Dales Cantelow 1939-6-10 2583 Shasta 17 mi. s. of McCloud, Jct. Burney - Redding - Alturas Hy. Comment
  CHSC88745  Castilleja angustifolia R. Fischer; J. Marr 2004-5-25 260 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. 1021 Comment
  RSA768315  Castilleja applegatei Justin M. Wood 2010-9-2 2536 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC249348  Castilleja applegatei Hans Leschke 1959-8-3 1594 Shasta Lassen Volcanic National Park, Grassy Swales 1935 Comment
  UC1032437  Castilleja applegatei subsp. pinetorum P. L. Johannsen 1932-6-17 139 Shasta Gray Rocks; Redding Quad. 640 Comment
  CAS-BOT-BC243729  Castilleja applegatei var. pinetorum Alice Eastwood 1922-10-18 11533 Shasta Shasta Springs Comment
  JEPS3315  Castilleja arachnoidea George W. Gillett 1952-8-24 221 Shasta about 100 yds from junction rd. into Kings Creek Campground from Lassen Park Hwy (No 89) (below road into Kings Creek Campground from Lassen Park Hwy (No 89)); Lassen Volcanic National Park 2255 Comment
  JEPS3316  Castilleja arachnoidea George W. Gillett 1952-8-26 234 Shasta above Kings Creek (and below road into Kings Creek Campground); Lassen Volcanic National Park 2255 Comment
  JEPS9323  Castilleja arachnoidea George W. Gillett 1953-7-20 286 Shasta vicinity Summit Lake (near lake on bridle trail); Lassen Volcanic National Park, Summit Lake 2011 Comment
  UC1012236  Castilleja arachnoidea Francis W. Pennell 1940-7-22 26236 Shasta old trail from Lake Helen to Bumpus Hell (Route 89); Lassen National Park, Mount Lassen 2499 Comment
  UC726505  Castilleja arachnoidea A. A. Heller 1942-9-7 16535 Shasta n of Echo Lake; Lassen Volcanic Park Comment
  POM219303  Castilleja arachnoidea H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  CHSC116936  Castilleja attenuata M. Ocken 2011-4-17 Shasta Two miles west of Anderson. 158 Comment
  SEINET7072727  Castilleja attenuata A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near Lake Redding. UTM Zone 10, 551043mE, 4493417mN. Coordinate datum: NAD 27.) Comment
  UCR11238  Castilleja attenuata Wm. Horn Jr. 1967-5-6 670506 3 Shasta Anderson, immediately south of Pinon Ave., 100 yds. west of Hwy 99 (Business Interstate 5) 152 Comment
  JEPS128765  Castilleja chromosa Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21411 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
  HSC72568  Castilleja densiflora J. P. Smith, J. O. Sawyer 1976-5-9 8726 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  CHSC24848  Castilleja exserta Ron Stewart 1976-4-24 1 Shasta 500 yds s of Dersch Rd, 7.5 mi e of Deschutes Rd. 198 Comment
  JEPS4322  Castilleja lacera W. L. Jepson 1914-8-10 5750 Shasta Dana, ne Shasta County Upper Fall River Valley 1036 Comment
  CAS-BOT-BC251911  Castilleja lemmonii George W. Gillett 1953-8-20 334 Shasta Dersch Meadows. Near head of meadow and on small Lodgepole Pine islands in marshy area, northeast of Summit Lake Ranger Station 2026 Comment
  CAS-BOT-BC251916  Castilleja lemmonii A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  JEPS3313  Castilleja lemmonii George Gillett 1952-8-26 235 Shasta within a few feet Kings Creek (Kings Creek Campground, near upper highway crossing); Lassen Volcanic National Park Comment
  JEPS9325  Castilleja lemmonii George Gillett 1953-8-20 334 Shasta ne of Summit Lake Ranger Station (Dersch Meadows); Lassen Volcanic National Park, Dersch Meadows 2026 Comment
  CAS-BOT-BC251913  Castilleja lemmonii Hans Leschke 1959-8-10 1638 Shasta above Emerald Lake 2438 Comment
  UC54608  Castilleja miniata H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4303 Shasta Mill Creek Mount Lassen (Mount Lassen) 2438 Comment
  CAS-BOT-BC254077  Castilleja miniata Francis W. Pennell 1940-7-21 26229 Shasta Route 89 west of Summit Lake, Lassen National Park; gravelly stream-bank 1981 Comment
  HSC40185  Castilleja miniata Thomas W. Nelson, Jane P. Nelson 1976-8-1 3143 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  RSA239274  Castilleja minor subsp. spiralis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42388 Shasta Castle Crags State Park. 793 Comment
  RSA305826  Castilleja payneae James R. Shevock 1972-7-25 2214 Shasta Lower Kings Creek Meadow, Lassen Park. 2439 Comment
  RSA428396  Castilleja pilosa H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  CAS-BOT-BC48629  Ceanothus cordulatus Alice Eastwood 1921-7-31 11021 a Shasta Shasta Springs Comment
  CHSC14131  Ceanothus cuneatus L. V. Ritter 1969-4-19 193 Shasta E side of Forward Rd, ca. 8 mi ne of Manton. Comment
  HSC100042  Ceanothus cuneatus J. P. Smith, & J. O. Sawyer 2010-5-7 12831 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  RSA304765  Ceanothus cuneatus James R. Shevock 1971-4-9 948 Shasta Hwy 5, Shasta Lake. Comment
  RSA753167  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 1166 b Shasta Cayton Valley, roadside on SR 89 immediately N of intersection with Cayton Valley Road, parking 2.6 road miles (4.2 km) N of SR 89 bridge over Lake Britton, 19.0 km 6 degrees (True) NNE of Burney. 960 Comment
  UC1070939  Ceanothus cuneatus var. cuneatus A. Lewis 1933-10-20 233 Shasta Cline Gulch. Weaverville quad. 457 Comment
  CAS-BOT-BC63628  Ceanothus integerrimus Carl B. Wolf 1941-7-26 11082 Shasta 6.7 mi. nw. Baird on U.S. Highway #99. 457 Comment
  UCD112003  Ceanothus integerrimus G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7770 Shasta 0.3 mi. SW of McCloud Bridge. 335 Comment
  CAS-BOT-BC63642  Ceanothus integerrimus Ynez Whilton Winblad 1936-8-13 s.n. Shasta Between Dunsmuir and Shasta Springs. Comment
  SD104446  Ceanothus integerrimus var. macrothyrsus Reid Moran 1978-6-24 26067 Shasta East slope above Little Roaring Creek 235 Comment
  CAS-BOT-BC50611  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  CAS-BOT-BC50619  Ceanothus lemmonii C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot Comment
  CAS-BOT-BC50620  Ceanothus lemmonii C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot Comment
  CAS-BOT-BC50623  Ceanothus lemmonii Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-23 79 Shasta Whiskeytown, parking lot of Whiskeytown Lake Recreation Area Comment
  CAS-BOT-BC50624  Ceanothus lemmonii Alice Eastwood 1912-7-26 1467 Shasta Kennett Comment
  JEPS121432  Ceanothus lemmonii Julie Kierstead Nelson 2013-4-16 2013 -006 Shasta 5 mi N of Shasta College, NE of Redding, in rural residential area. Project City 7.5 minute quadrangle, 1998. Comment
  JEPS26876  Ceanothus lemmonii Mrs. C. F. Rose 1936-5-8 50 Shasta twenty miles NE of Redding (near Ingot) Comment
  CDA36046  Ceanothus lemmonii CDFA Staff 1978-4-21 Shasta Shasta Dam. 0 Comment
  UC157787  Ceanothus lemmonii Milo S. Baker 1898-7-6 383 Shasta Near Morley's on Oak Run Comment
  HSC100278  Ceanothus pinetorum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13384 Shasta Along East County Line Road 1151 Comment
  RSA712414  Ceanothus pinetorum C. L. schmidt 1994-7-8 1308 Shasta 12 miles S of CA. Highway 299 (Buckhorn Summit) on County Line Road, near Bully Choop Mountain. 1616 Comment
  CAS-BOT-BC52070  Ceanothus prostratus W. E. Whitmore 1887-4-8 s.n. Shasta unspecified Comment
  CAS-BOT-BC52074  Ceanothus prostratus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC52103  Ceanothus prostratus Hans Leschke 1956-9-22 s.n. Shasta Lassen Loop, about 1.1 miles from Manzanita Comment
  CDA12936  Ceanothus prostratus G. F. Hrusa 1996-5-2 12878 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  SD42262  Ceanothus prostratus Carl B. Wolf 1941-7-24 11066 Shasta 2.3 mi. above (SW. of) Hat Creek Ranger Station on road to Burney Spring 1219 Comment
  UC1071270  Ceanothus prostratus R. W. Lundh 1932-11-15 178 Shasta French Gulch Weaverville Quad., French Gulch 1066 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
  UCD112660  Ceanothus prostratus R. V. Parks 1954-5-15 115 Shasta Off Highway 44, near Shingletown. 1219 Comment
  CAS-BOT-BC52069  Ceanothus prostratus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC52073  Ceanothus prostratus C. H. M. 1907-9-11 s.n. Shasta Montgomery Hill 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
  UC1036264  Ceanothus velutinus George W. Gillett 1955-7-7 54 Shasta edge of Chaos Jumbles below Table Mountain; Lassen Volcanic National Park, edge Chaos Jumbles 1798 Comment
  JEPS104359  Centaurea melitensis Lowell Ahart 2003-5-22 10201 Shasta On the side of a water ditch, e 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
  UC1119137  Centaurea solstitialis P. L. Johannsen 1932-6-20 141 Shasta w of Stinking Canyon; Redding 213 Comment
  CHSC89638  Centaurea squarrosa R. Fischer 2004-7-5 336 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located along Lava Spring Trail between Camp 7 and Crystal Springs. On or next to this road along its length. 1011 Comment
  CDA7339  Centaurea squarrosa T. C. Fuller 1959-10-15 3131 Shasta South of Pitt River, just east of Beaver Creek, ca 2 miles west of Pittville. 0 Comment
  UCR255889  Centaurea virgata subsp. squarrosa Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  CAS-BOT-BC288790  Centromadia fitchii Geo. B. Grant 1902-9-1 s.n. Shasta Redding Comment
  OBI16300  Centromadia fitchii Carl B. Wolf 1937-8-8 9075 Shasta head of Sacramento Valley, 6 mi N of Redding 244 Comment
  CAS-BOT-BC288784  Centromadia fitchii L. E. Smith 1913-7-1 430 Shasta Anderson Comment
  CAS-BOT-BC288787  Centromadia fitchii A. A. Heller 1914-8-30 11750 Shasta 8 miles N of Redding Comment
  CAS-BOT-BC222965  Cephalanthus occidentalis Marcus E. Jones 1931-7-16 29083 Shasta Pitt River bridge Comment
  CAS-BOT-BC222971  Cephalanthus occidentalis Alice Eastwood 1912-7-26 1486 Shasta Kennet [Kennett] Comment
  CAS-BOT-BC222973  Cephalanthus occidentalis L. E. Smith 1913-7-23 483 Shasta Kennet [Kennett] Comment
  CAS-BOT-BC222976  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Between Old Shasta & Redding Comment
  SBBG69464  Cephalanthus occidentalis S. W. H. -Jun-1925 916 Shasta near Redding 169 Comment
  CAS-BOT-BC207611  Cercis occidentalis D. B. McAllister 1918-4-29 53 Shasta Ydalpow (?) Comment
  CAS-BOT-BC291611  Cercis occidentalis Camille F. Nowell 2012-7-17 50 Shasta Hwy 299; 3 mi SW of Ingot. 369 Comment
  HSC28127  Cercis occidentalis J. P. Smith 1972-3-19 5082 Shasta Along State Route 299 at Stillwater Creek Comment
  HSC72321  Cercis occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9644 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  CAS-BOT-BC207613  Cercis occidentalis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CDA12251  Cercis occidentalis G. F. Hrusa, D. Ragan 1988-3-25 5503 Shasta Slopes above Shasta Lake. Comment
  RSA96068  Cercis occidentalis Percy C. Everett, E. K. Balls 1954-10-10 20256 Shasta Hwy. 89, 3 mi. NW of Honn Creek Forest Camp, Between Mt. Lassen and McCloud. 915 Comment
  CHSC81553  Cercocarpus betuloides Julie Rose 2000-3-20 20 Shasta North side of the Sacramento River Trail; just east of the big power lines, about 30 feet from the river. 152 Comment
  JEPS120209  Cercocarpus betuloides Julie Kierstead Nelson 2012-5-5 2012 -034 Shasta Upper Sacramento River watershed Comment
  RSA0049751  Cercocarpus betuloides var. macrourus Dean Wm. Taylor 2013-4-25 21339 Shasta Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  CAS-BOT-BC135579  Cercocarpus ledifolius var. ledifolius C. Hart Merriam 1907-9-12 s.n. Shasta Cassel, Hat Creek Comment
  HSC67985  Chaenactis douglasii var. douglasii J. P. Smith, J. O. Sawyer 1975-6-23 8307 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  JEPS7516  Chaenactis douglasii var. douglasii George W. Gillett 1953-8-20 332 Shasta below Hat Lake (and above the road (Trans-park road)); Lassen Volcanic National Park 1996 Comment
  UC1036217  Chaenactis douglasii var. douglasii George W. Gillett 1953-8-20 332 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  RSA113296  Chaenactis douglasii var. douglasii E. K. Balls, L. W. Lenz 1956-6-19 21825 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen. 1341 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
  JEPS90961  Chaenactis glabriuscula var. heterocarpha Dean W. Taylor 1993-5-26 13513 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  CAS-BOT-BC277781  Chaenactis nevadensis George W. Gillett 1953-8-13 323 Shasta Lassen Volcanic National Park. Reading Peak 2545 Comment
  CAS-BOT-BC277783  Chaenactis nevadensis George W. Gillett 1957-8-8 988 Shasta Lassen Volcanic National Park. Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat 2651 Comment
  JEPS28729  Chaenactis nevadensis George W. Gillett 1957-8-8 988 Shasta beyond first switchback above the Hemlock Flat (lower se slopes of Lassen Peak); Lassen Volcanic National Park, Lassen Peak 2651 Comment
  UC1036181  Chaenactis nevadensis George W. Gillett 1952-9-1 248 Shasta vicinity of Hat Lake Lassen Volcanic National Park 1981 Comment
  UC1036241  Chaenactis nevadensis George W. Gillett 1952-8-7 151 Shasta vicinity of Hat Lake Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC141679  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta Four miles west of Burney along U.S. 299 1066 Comment
  CAS-BOT-BC80489  Chamaecyparis lawsoniana Laura M. Lathrop 1903-7-27 s.n. Shasta Shasta Retreat Comment
  CDA13507  Chamaesyce serpillifolia subsp. serpillifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13332 Shasta Lassen National Forest; Turnout on Hwy 89. About 2 miles N. of intersection of USFS 32N16. Comment
  UC711823  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-10 10492 Shasta 3-4 mi e McCloud and Bratle (State Hwy 89) Comment
  CHSC94041  Chenopodium berlandieri R. Fischer 2005-7-18 706 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants were growing near the western entrance to the park, along main park road, among brush and oak cover. 1011 Comment
  SJSU4125  Chimaphila menziesii C. W. Sharsmith 1966-6-18 7457 Shasta 2 mi E of Viola 1432 Comment
  POM188450  Chimaphila umbellata subsp. occidentalis Marcus E. Jones 1931-7-17 29073 Shasta Shasta City (Session's). Comment
  LA21311  Chlorogalum angustifolium C. L. Hitchcock; 1940-5-17 6460 Shasta 3 mi E of Redding 152 Comment
  SEINET3992128  Chlorogalum parviflorum C. L. Hitchcock 1940-5-17 6460 Shasta 3 miles east of Redding 152 Comment
  CHSC79449  Chondrilla juncea Molly Bagley 1997-6-16 Shasta 0.5 acre over 2 acres. Comment
  JEPS89603  Chorizanthe polygonoides var. polygonoides Dean Wm. Taylor with Rexford E. Palmer 1988-5-29 9688 Shasta Woodman Creek along Hwy. 299 1.2 mi. e. from crossing of Salt Creek; Upper Sacramento Valley, Bella Vista 7 1/2 Quad. 192 Comment
  CHSC39076  Chorizanthe stellulata R. A. Schlising 1979-6-6 3447 Shasta E of Redding along Highway 299, 5.1 miles E of Salt Creek and 8 miles E of Bella Vista. Comment
  SEINET7040060  Chorizanthe stellulata A. G. Vestal 1963-5-31 s.n. Shasta Ca 10.2 miles northeast of Balls Creek on the Still Water Plains. Balls Ferry Quad. UTM Zone 10, 564612mE, 4482816mN. Comment
  CAS-BOT-BC36231  Chrysolepis sempervirens John Thomas Howell 1960-8-22 36372 Shasta Just east of Chaos Jumbles, Lassen Volcanic National Park 1828 Comment
  UC1037271  Chrysothamnus humilis Leo Whitney 1934-7-12 1767 Shasta 13 mi n of Lassen Peak Lassen National Forest (s side of Logan Mountain); Logan Mountain 1981 Comment
  POM222728  Chrysothamnus nauseosus subsp. albicaulis Ynez Whilton Winblad 1934-10-6 s.n. Shasta Near Fall River Mills Comment
  RSA134771  Chrysothamnus nauseosus subsp. albicaulis Percy C. Everett, E. K. Balls 1959-10-21 23909 Shasta 2.9 miles N from entrance to Mt. Lassen National Park along State Hwy. 89 2256 Comment
  SD104422  Cichorium intybus Reid Moran 1978-6-25 26117 Shasta PFF ranch, west of Little Roaring Creek. 740 Comment
  UCD39151  Cicuta douglasii Beecher Crampton 1964-8-26 7182 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  CAS-BOT-BC412817  Cirsium andersonii Andrew Townesmith; Karen M. Meyer 2007-7-26 861 Shasta Shasta-Trinity National Forest. 7.2 miles west of state route 299 on Fender's Ferry Road (Forest Service road 34N17) 459 Comment
  CDA13554  Cirsium andersonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13380 Shasta Lassen National Forest; along USFS S16 approx. 3 miles W of Hwy 89. Comment
  CAS-BOT-BC277961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-11 7909 Shasta Near Fall River Mills Comment
  UCD130563  Cirsium cymosum Dan Markham 1994-7-11 s.n. Shasta Fall River Valley along roads. Comment
  CDA19881  Cirsium douglasii var. breweri C. Pirosko 2002-6-22 PDR P 120201 Shasta Northern California; Shasta/Lassen Co border, Lost Creek in Lassen Forest. 457 Comment
  CHSC9326  Cirsium occidentale var. candidissimum G. Strausbaugh 1970-7-26 146 Shasta On Buckhorn Bally ca. 100 yds. below headwaters of Crystal Creek on nw side dirt road where first crosses the creek at hairpin turn. 1447 Comment
  UCD130572  Cirsium occidentale var. candidissimum Dan Markham 1994-7-11 s.n. Shasta near MacArthur. Comment
  CAS-BOT-BC280355  Cirsium occidentale var. venustum Alice Eastwood 1912-7-25 1445 Shasta Pitt to Baird Comment
  UCD130689  Cirsium scariosum var. americanum John Thomas Howell 1960-8-19 36185 Shasta Lassen Volcanic National Park; Brokeoff Mountain. 2743 Comment
  JEPS121431  Cirsium vulgare Zachary Voigtman 2013-7-23 2013 -007 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Road. Comment
  CAS-BOT-BC439040  Cistanthe monosperma Alice Eastwood 1912-7-12 1042 Shasta Burney Butte Comment
  CAS-BOT-BC228938  Cistanthe umbellata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SEINET3035561 Image available Clarkia borealis subsp. arida E. Small 1971-4-20 206 Shasta St Hwy 44, 1.2 mi E of Co. Rd A17 520 Comment
  CHSC103205  Clarkia borealis subsp. borealis N. L. Jurjavcic; E. K. Teraoka 2007-8-3 Shasta Shasta-Trinity National Forest (PG and E Lease). North Oak Mountain Road, near road. 947 Comment
  JEPS101741  Clarkia borealis subsp. borealis Dean W. Taylor 1997-6-10 16040 Shasta Sacramento River Canyon, near Lamoine, east side of river dirt road between Whitlow Creek and McCardle Gulch 472 Comment
  JEPS120244  Clarkia borealis subsp. borealis Julie Kierstead Nelson with Talitha Derksen 2011-7-7 2011 -34 Shasta West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam Comment
  UC725841  Clarkia lassenensis A. A. Heller 1941-6-24 16188 Shasta between Burney and Fall River Mills (on State Highway #299, near junction with Highway #89) Comment
  UCR77114  Clarkia purpurea G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7774 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CHSC9465  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta 10 ft. above water on w bank of first cove nw of Brandy Creek Swimming Area. 371 Comment
  SEINET7073016  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  CHSC103209  Clarkia rhomboidea N. L. Jurjavcic; C. L. Riddle 2007-6-27 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. Elevations range from 2200-2700 ft. 685 Comment
  CHSC88331  Clarkia rhomboidea R. Fischer; J. Marr 2004-5-24 214 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  UC1730252  Clarkia rhomboidea L. P. Janeway 1995-6-9 4781 Shasta along Road 35N46 2.5 mi N of Road 27 (Fenders Ferry Road) Pit River drainage (ridge between Cow Canyon and Potem Creek) 670 Comment
  CAS-BOT-BC164956  Clarkia rhomboidea William A. Dayton 1913-7-26 414 Shasta Shasta National Forest. Trinity Mountain range 1280 Comment
  CAS-BOT-BC164961  Clarkia rhomboidea D. E. Breedlove 1962-6-11 3392 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CDA38041  Clarkia rhomboidea T. C. Fuller 1963-7-15 10875 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  SEINET10632449  Clarkia rhomboidea A. Arthur Heller 1928-6-10 Heller 14611 Shasta Along the Pacific Highway between Salt Creek and Pollock in soil derived from shale rock. Comment
  CAS-BOT-BC233867  Claytonia parviflora subsp. parviflora L. E. Smith 1913-3-28 20 Shasta McCloud River near Pitt River Comment
  HSC72022  Claytonia parviflora subsp. parviflora J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-4-8 9588 Shasta Hwy. 36, 1.85 mi. E of the Trinity Co. line 1067 Comment
  CDA12930  Claytonia rubra subsp. rubra G. F. Hrusa 1996-5-2 12872 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  CHSC27867  Claytonia rubra subsp. rubra Robin Ondricek 1978-3-19 3 and 10 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Transition zone between Yellow Pine Forest and Chaparral. 609 Comment
  CHSC88749  Claytonia rubra subsp. rubra R. Fischer; J. Marr 2004-5-27 264 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on the upper roadbed on Spattercone Trail. 1010 Comment
  CAS-BOT-BC443806  Claytonia rubra subsp. rubra John Thomas Howell 1961-6-20 36536 Shasta Lassen Volcanic National Park. Chaos Crags Trail near Manzanita Lake 1828 Comment
  UC412627  Claytonia rubra subsp. rubra Milo S. Baker 355 Shasta Tamarack road; at Stalker's Comment
  CHSC89658  Clematis lasiantha R. Fischer 2004-7-5 318 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Found next to Lava Springs Trail, E of old Ranger Station, at edge of woods and mdw. 1010 Comment
  UC1731471  Collinsia greenei Dean W. Taylor 1993-6-14 13591 B Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CaRH), Sacramento R. Canyon, N. Fork Salt Cr 853 Comment
  CHSC89761  Collinsia parviflora R. Fischer; J. Marr 2004-5-27 428 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1013 Comment
  JEPS11706  Collinsia parviflora F. W. Pennell 1940-6-7 25721 Shasta 2-3 mi e McArthur Comment
  UC885570  Collinsia parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 728 Shasta Goose Valley Comment
  UCD14996  Collinsia parviflora John M. Tucker 1970-5-3 4184 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  UC70358  Collinsia tinctoria Milo S. Baker Shasta Oak Run Comment
  CHSC65838  Collinsia torreyi var. latifolia L. P. Janeway 1995-6-23 4808 Shasta Along Road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 feet (straight) due north of Bluejay Mountain. 929 Comment
  JEPS9337  Collinsia torreyi var. wrightii George W. Gillett 1953-7-29 300 Shasta vicinity Summit Lake (near trail to Cliff Lake adjacent to Summit Lake Ranger Station); Lassen Volcanic National Park 2011 Comment
  CHSC4528  Collomia grandiflora J. E. Bowlin 1967-7-18 76 Shasta On roadside, ca. 13.8 mi w of Mount Shasta Ski Bowl. 1158 Comment
  RSA409234  Collomia heterophylla Christopher Davidson 1973-5-26 2170 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  CHSC45345  Collomia larsenii Vernon Oswald 1988-8-14 3688 Shasta Lassen Volcanic National Park, along the trail near the summit of Lassen Peak. 3145 Comment
  RSA0014272  Collomia linearis Justin M. Wood 2010-9-2 2568 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  CHSC107413  Comandra umbellata subsp. californica Jake Ruygt 2009-5-24 5421 c Shasta McArthur-Burney Falls State Park. 852 Comment
  HSC39208  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1976-5-9 8711 Shasta Whiskeytown National Recreational Area. Comment
  UC455296  Comandra umbellata subsp. californica I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  JEPS68347  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2787 Shasta along route 299 1.8 mi w French Gulf junction (17 mi) 548 Comment
  JEPS66532  Cordylanthus pilosus subsp. pilosus L. R. Heckard 1971-8-28 2787 Shasta 17 mi w Redding (along route 299, 1.8 mi w of French Gulf junction); North Coast Range 548 Comment
  JEPS86684  Cordylanthus pilosus subsp. pilosus L. R. Heckard with T. I. Chuang 1990-7-15 6767 Shasta near Platina (along Platina Rd., 4 mi ne of Hwy 36) 820 Comment
  JEPS60489  Cordylanthus tenuis subsp. viscidus T. I. Chuang and L. R. Heckard 1969-8-21 6740 Shasta 4.5 mi n Pollard Flat (Highway 5) Comment
  JEPS6767  Cordylanthus tenuis subsp. viscidus W. L. Jepson 1914-8-11 5773 Shasta Upper Fall River Valley 1036 Comment
  CAS-BOT-BC287174  Coreopsis tinctoria A. A. Heller 1914-8-30 11752 Shasta 5 miles S of Redding along the railroad Comment
  CAS-BOT-BC287182  Coreopsis tinctoria Alice Eastwood; John Thomas Howell 1940-6-10 7878 Shasta Redding Comment
  UC412932  Cornus glabrata Franklin P. Nutting 1900-5-21 Shasta Oak Run Comment
  RSA57096  Cornus nuttallii Roxana S. Ferris 1955-7-11 12962 Shasta W slope Hatchet Mt. grade at Hatchet Creek Public Camp off U.S. #299. 1189 Comment
  UC21572  Cornus sericea subsp. sericea M. S. Baker and Frank Nutting 1894-1 Shasta Oak Run Comment
  CAS-BOT-BC412812  Cornus sessilis Andrew Townesmith; Karen M. Meyer 2007-7-26 854 Shasta Shasta-Trinity National Forest. 7.2 miles west of state route 299 on Fender's Ferry Road (Forest Service road 34N17) 459 Comment
  CHSC63561  Cornus sessilis Vernon H. Oswald; Lowell Ahart 1994-5-12 6198 Shasta Sugarloaf Creek Trail ca. 1.75 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 441 Comment
  UC21579  Cornus sessilis Misses Jones and Alexander Jun 15 1900-Jul 15 1900 Shasta near Winthrop Comment
  CDA38542  Cornus sessilis E. Paddock 1980-7-2 s.n. Shasta Dog Creek Road, 6.5 km west of I-5, Delta. 0 Comment
  POM272560  Corydalis caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  UC403966  Corylus californica H. M. Hall and E. B. Babcock Jun 1903 Shasta Upper Sacramento at Delta Comment
  HSC5422  Cotula australis S. M. Clapp 1966-4-4 10 Shasta Olinda, CA. just S of Carbon Canyon Rd. 61 Comment
  SEINET192005  Crataegus douglasii C. L. Hitchcock 1940-5-24 6558 Shasta On Hat Creek ca 20 mi W of Fall River Mills Comment
  HSC48875  Crataegus suksdorfii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9883 Shasta 0.9 mi. N of bridge over Brown's Creek 610 Comment
  CAS-BOT-BC290464  Crepis acuminata Alice Eastwood 1912-6-29 8271 Shasta Goose Valley Comment
  CAS-BOT-BC290467  Crepis acuminata G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2390 Shasta Slopes of Saddle Mt. west of Fall River Mills 1500 Comment
  UC1536774  Crepis occidentalis G. H. True 1938-5-24 947 Shasta near Lake Britton 853 Comment
  UC581263  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2387 Shasta slopes of mt. w Fall River Mills; Saddle Mt. 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-BC290832  Crepis occidentalis subsp. pumila Alice Eastwood; John Thomas Howell 1940-6-11 7933 Shasta Near Fall River Mills Comment
  UC581307  Crepis occidentalis subsp. pumila G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2407 Shasta 2 mi n Burney (on hwy to Mt. Shasta) 1060 Comment
  POM261274  Crepis occidentalis subsp. pumila C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  POM10608  Crepis pleurocarpa H. M. Hall, E. B. Babcock 1903-06 4024 Shasta Upper Sacramento River, near Chromite Comment
  CAS-BOT-BC299727  Crocidium G. Schoolcraft 1987-3-25 1682 Shasta S. of Fall River Mills 1127 Comment
  JEPS22542  Crocidium multicaule Alma U. Ames 1918-3-28 Shasta near McArthur Comment
  JEPS16587  Crucianella angustifolia A. A. Beetle 1944-5-29 3014 Shasta near Igo (w of Redding) Comment
  JEPS90283  Cryptantha affinis Dean W. Taylor 1992-5-28 12668 Shasta Clark Creek near confluence with Deadman Creek (Pit River Region); , Clark Creek 1463 Comment
  OBI20705  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd Comment
  OBI20706  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Crk at Old Alturas Rd Comment
  UC402816  Cryptantha intermedia Milo S. Baker 1896-5-8 25 Shasta Four Corners, Millville Road Four Corners Comment
  UC42461  Cryptogramma cascadensis W. H. Brewer 1863-9-26 2183 Shasta Lassen Peak 2438 Comment
  CAS-BOT-BC85641  Cupressus bakeri W. W. Wagener; G. A. Zentmyer 1938-7-9 9433 Shasta Burney Srpings 1463 Comment
  NY16591  Cupressus bakeri W. W. Wagener 9433 Shasta Burney Springs 1463.0 Comment
  CAS-BOT-BC85649  Cupressus bakeri Oliver V. Matthews 1939-3-8 s.n. Shasta North of Fall River Mills Comment
  SEINET13289858 Image available Cupressus bakeri H. G. Beaver 1959-1 Shasta Shasta County Comment
  CAS-BOT-BC80731  Cupressus macnabiana Jim Griffin 1963-2-16 709 -719 Shasta About 1/2 mile east of Shasta County Road A-17 [Ash Creek Road], ca. 3 mi. east of junction with the Dersch Road, near 487 Comment
  RSA17601  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-6 6165 Shasta 1 mile outside of Whiskeytown on the road to Redding, above Clear Creek 305 Comment
  RSA176216  Cupressus macnabiana C. O. Stone RL 2 Shasta Ca. 0.7 mile southwest of Rainbow Lake on the Redding Pine Mills Road, at North Fork of Cottonwood Creek 534 Comment
  RSA176223  Cupressus macnabiana C. O. Stone 1 Shasta Ca. 1 mile south of town of Round Mountain, ca. 5 miles SE of Little Round Mountain Look-Out, near the Melton Ranch 756 Comment
Read comments Aug 4 2015
  UCD114693  Cupressus macnabiana Christopher Mallek 2008-1 s.n. Shasta Montgomery Creek. 628 Comment
  NY16692  Cupressus macnabiana W. R. Dudley 1899-8-19 s.n. Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC224404  Cuscuta californica Alice Eastwood 1912-8-22 s.n. Shasta Foot of Lassen Butte, Lassen Butte Region Comment
  CDA19131  Cuscuta californica K. Martyn 2001-7-12 PDR 1198398 Shasta Modoc Plateau; Peterson Ranch in McArthur. 0 Comment
  JEPS28583  Cycladenia humilis var. humilis George W. Gillett 1957-7-12 731 Shasta slopes of Crescent Crater lassen Volcanic Nat'l Park, Crescent Crater 2286 Comment
  UC22936  Cycladenia humilis var. humilis W. H. Brewer 1448 Shasta Mt. Balley Comment
  CHSC63019  Cymopterus terebinthinus var. californicus Vernon H. Oswald; Lowell Ahart 1994-4-27 6153 Shasta Waters Gulch Trail 0.9 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  JEPS12521  Cymopterus terebinthinus var. californicus George W. Gillett 1955-8-2 454 Shasta near Bench Lake; Lassen Volcanic National Park 2118 Comment
  JEPS88881  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1994-4-27 6153 Shasta Waters Gulch Trail 0.9 mi W of the trailhead located on Packers Bay Road (34N27), ca. 0.5 mi N of Packers Bay Marina 365 Comment
  CDA38231  Cymopterus terebinthinus var. californicus S. O. Mattoon 1969-5-25 s.n. Shasta South side of the Sacramento River, ca. 4 miles north of the old river bridge in Redding. 0 Comment
  CHSC9320  Cynoglossum grande G. Strausbaugh 1970-6-21 11 Shasta NW bank ca. 10 ft. above water's edge and ca. 25 yds. n of culvert where Whiskey Creek inlets lake. 371 Comment
  HSC72269  Cynoglossum grande J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9639 Shasta Beegum Creek at Beegum Campground. 610 Comment
  POM203545  Cynoglossum occidentale F. W. Peirson 1932-7-10 10207 Shasta Margin of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  SEINET178231  Cynoglossum occidentale M. E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  UC24760  Cynoglossum occidentale M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CHSC116932  Cynoglossum officinale Zachary Voigtman 2013-7-24 2013 -011 Shasta Trout Creek Area. Approx. 1 mile in 42N24, off Pilgrim Creek Road. Comment
  JEPS94081  Cyperus squarrosus Vernon H. Oswald and Lowell Ahart 1998-9-8 9618 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthru-Burney Falls Memorial State Park 929 Comment
  SEINET10834197  Cypripedium californicum John G. Lemmon 1879-7-12 Lemmon s.n. Shasta Scotch Camp, Shasta. Comment
  CAS-BOT-BC136524  Cypripedium montanum William A. Dayton 1913-6-14 225 Shasta Field redacted by CAS, contact the data manager for more information 1706 Comment
  CHSC27879  Cystopteris fragilis Robin Ondricek 1978-4-22 11 Shasta N side of dirt road which parallels Pit River at Malinda Gulch, Shasta National Forest. 774 Comment
  CHSC9316  Cystopteris fragilis G. Strausbaugh 1970-3-7 8 Shasta Immediately west of Brandy Creek Swimming Area parking lot, and ca. 25 ft. above road bed. 381 Comment
  CHSC96198  Cystopteris fragilis R. Fischer 2006-5-14 966 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a rocky ledge inside of a collapsed lava tube in an open juniper/brush woodland on the nw slope above upper Big Lake. 1011 Comment
  SJSU3770  Cystopteris fragilis C. W. Sharsmith 1963-6-15 7058 Shasta c. 5 mi E of Viola 1524 Comment
  UC57285  Cystopteris fragilis H. M. Hall and E. B. Babcock June, 1903 4267 Shasta Hat Creek Sierra Nevada Mts, e Shasta Co., Hat Creek 1341 Comment
  UCD136377  Cystopteris fragilis G. F. Hrusa 1996-6-11 13056 Shasta Above Hwy 44 near W boundary of Lassen National Forest. 1540 Comment
  CAS-BOT-BC70562  Cystopteris fragilis Hans Leschke 1959-8-8 1635 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  SD104428  Dactylis glomerata Reid Moran 1978-6-25 26077 Shasta West of Little Roaring Creek; on open grassy bank 740 Comment
  CAS-BOT-BC189858  Danthonia californica George W. Gillett 1957-8-20 1120 Shasta Lassen Volcanic National Park. Brokeoff Meadows, in Aspen grove above cabins. 1920 Comment
  JEPS28316  Danthonia californica var. americana George W. Gillett 1957-8-20 1120 Shasta Bailey Creek Lassen Volcanic National Park, Brokeoff meadows (near cabin area) 1889 Comment
  CAS-BOT-BC76216  Darlingtonia californica H. M. Hall 1924-7-13 s.n. Shasta South of Castella, Sacramento River Canon [Canyon]. Comment
  UC11152  Darlingtonia californica W. H. Brewer 1862-9-8 1356 Shasta near Tim Southern's (about 30 mi s of Mt. Shasta); valley of the Upper Sacramento Comment
Read comments Sep 12 2011
  NY387767  Darlingtonia californica G. W. Hulse 5 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
  UC334700  Datisca glomerata unknown 242 Shasta Kelly; U. S. Pacific Slope, Kelly Comment
  SEINET10480625  Datisca glomerata Mary Susan Taylor 1990-8-24 Taylor 6089 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  CHSC66315  Daucus pusillus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7915 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  UCD127492  Daucus pusillus Walter P. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  CAS-BOT-BC291782  Deinandra lobbii Louis C. Wheeler 1935-7-31 3724 Shasta Glenburn 1097 Comment
  CAS-BOT-BC291784  Deinandra lobbii John Thomas Howell 1934-7-5 12426 Shasta 4 miles sw. of FallRiver [Fall River] Mills Comment
  UC1542895  Delphinium depauperatum Harold E. Parks 1928-6-1 252 Shasta Drakesbad Lassen National Park 1767 Comment
  HSC103465  Delphinium depauperatum Thomas W. Nelson, Jane Nelson 1982-5-15 6880 Shasta Along Lewiston Turnpike, 3.3 mi. from junction with State Route 299. 671 Comment
  JEPS120180  Delphinium gracilentum Julie Kierstead Nelson 2012-5-12 2012 -035 Shasta Open road cut along Gilman Rd. at intersection with Statton Rd. ca. 1 mile E of I-5 Comment
Read comments Apr 22 2016
  UC118594  Delphinium hesperium subsp. pallescens H. E. Brown May 15 1897-May 28 1897 207 Shasta near Pit River Ferry 213 Comment
  HSC40225  Delphinium nudicaule J. P. Smith 1976-5-22 8801 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  JEPS16189  Delphinium nudicaule Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3137 Shasta cliffs along river on e side directly opposite railroad shops (opposite town of Dunsmuir); Sacramento River Comment
  CAS-BOT-BC9841  Delphinium nudicaule Gary Schoolcraft 1985-5-15 1387 Shasta Near Cinder Cone 1097 Comment
  SBBG16477  Delphinium nuttallianum D. Myrick 1961-6-23 342 Shasta Sunflower Flat on Hat Crk Rd 1828 Comment
  CAS-BOT-BC116135  Delphinium nuttallianum W. B. Cooke 1938-7-1 11156 Shasta near Wagon Camp...locally common at the lower end of the Wagon Camp meadow 1737 Comment
  RSA0008946  Delphinium nuttallianum Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  SJSU3440  Delphinium nuttallianum C. W. Sharsmith 1963-6-15 7064 Shasta Viola 1341 Comment
  SJSU547  Delphinium nuttallianum C. W. Sharsmith 1964-6-17 7278 Shasta Lassen Hwy, 2 mi E of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  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
  CHSC57501  Delphinium variegatum Heather L. Davis 1990-4-10 36 Shasta 0.3 mi w of Locust St., ca. 3.0 mi n of Gas Point Rd., Cottonwood. 106 Comment
  UC854253  Delphinium variegatum subsp. variegatum C. L. Hitchcock 1940-5-17 6453 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC83027  Dendromecon rigida A. A. Heller 1927-5-15 14389 Shasta Along the Pacific Highway near the Pit River. Comment
  CAS-BOT-BC83028  Dendromecon rigida Elmer I. Applegate 1928-4-26 5395 Shasta Delta. Sacramento River. Comment
  CHSC63074  Dendromecon rigida Vernon H. Oswald; Lowell Ahart 1994-4-27 6138 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.6 mi clockwise from the trailhead. 335 Comment
  UC1126350  Dendromecon rigida P. L. Johannsen 1932-5-25 80 Shasta Salt Creek Redding Quadrangle 335 Comment
  UC54479  Dendromecon rigida H. M. Hall and E. B. Babcock June, 1903 4011 Shasta Salt Creek Basin Upper Sacramento Valley 457 Comment
  UC1543781  Deschampsia cespitosa Harold and Virginia Bailey 1948-8-25 2963 Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UC1558209  Deschampsia cespitosa Harold and Virginia Bailey 1948-8-27 2866 a Shasta Badger Flat Lassen Volcanic Nat'l Park, Badger Flat 1920 Comment
  UCD61145  Deschampsia cespitosa Collector unknown 1947-6-4 Shasta McArthur. Comment
  SBBG38095  Deschampsia cespitosa subsp. cespitosa T. L. Secrest 1949-7-9 Shasta Mt Lassen Nat Park Comment
  SEINET10524203  Deschampsia danthonioides A. Arthur Heller 1905-5-26 Heller 7855 Shasta Near Redding. Comment
  UC817083  Deschampsia elongata Alice Eastwood Jun 29 1912-Jul 11 1912 920 Shasta Goose Valley 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
  RSA0094217  Dianthus deltoides subsp. deltoides Jim M. Andre, Tasha La Doux, Senna Andre, 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
  CAS-BOT-BC402472  Dicentra formosa subsp. formosa Ellsworth Bethel 1923-6-19 s.n. Shasta Castella Comment
  JEPS14650  Dicentra uniflora Mary Twight 1956-6-10 46 Shasta ridge at nw end Echo Lake (in Seven Lakes Basin); Trinity Mountains, Seven Lakes Basin 1767 Comment
  CAS-BOT-BC221843  Dichanthelium Louis C. Wheeler 1952-9-22 6951 Shasta Castle Crag [Crags] Comment
  CAS-BOT-BC246544  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of Castle Crag Hotel Comment
  JEPS74038  Dichanthelium acuminatum subsp. lindheimeri Virginia E. Long 1931-5-22 67 a Shasta about 3 mi n Pacific Highway (between Anderson and Redding; n of Olinda, Steward Ranch); Happy Valley, Steward Ranch Comment
  RSA624399  Dichanthelium acuminatum var. acuminatum L. C. Wheeler 1952-9-22 6952 Shasta Castle Crag, south side 762 Comment
  CAS-BOT-BC500974  Dichelostemma capitatum G. Schoolcraft 1988-4-25 1786 Shasta West slopes of Hogback Ridge, south of Fall River Mills 1158 Comment
  CHSC9308  Dichelostemma capitatum subsp. capitatum G. Strausbaugh 1970-4-18 32 Shasta Ca. 0.5 mi. nw on Kennedy Memorial Hwy. Past Whiskeytown Dam and ca. 20 yds. Ne above the lake. 376 Comment
  JEPS5676  Dichelostemma ida-maia J. W. Blankinship 1911-4-19 Shasta Oak Comment
  SD181301  Dichelostemma ida-maia Jan Timbrook 1972-6-4 12 Shasta Trinity Mountain Road, 10 miles north of French Gulch. 730 Comment
  SEINET3885704  Dichelostemma pulchellum Jeffrey Huber 1971-6-10 289 Shasta 15 mi. S. of Weed, on I-5.; 0 Comment
  CAS-BOT-BC290988  Dieteria canescens var. shastensis Roxana S. Ferris; Laura Lorraine 1941-8-10 10490 Shasta State Highway 89, 3-4 miles east of McCloud and Bratle Comment
  JEPS19970  Dieteria canescens var. shastensis Alma U. Ames 1911-10-9 55 Shasta 25 mi n Mt. Lassen (Hat Creek Road, near the Longquist Ranch) Comment
  JEPS3310  Dieteria canescens var. shastensis George Gillett 1952-8-25 226 Shasta along trail between Tent City and Park Museum; Lassen Volcanic National Park, Chaos Jumbles 1798 Comment
  HSC102873  Digitaria sanguinalis J. P. Smith, R. J. Cole 2012-9-15 13676 Shasta Along State Route 299, northeast of Buckhorn Summit. 743 Comment
  SEINET186018 Image available Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson. 130 Comment
  SEINET3927997  Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson.; 0 132 Comment
  CDA20227  Diodia virginiana E. Finley 2003-10-2 s.n. Shasta 6395 Leonard, Redding. 0 Comment
  CAS-BOT-BC153639  Diplacus jepsonii John Thomas Howell 1969-8-6 45882 Shasta Near Cold Boiling Lake Comment
  SJSU6783  Diplacus kelloggii J. L. Barnes 1976-4-13 Shasta between Gilman Rd & McCloud R Estuary of Shasta L (reservoir) 304 Comment
  CAS-BOT-BC153440  Diplacus layneae George W. Gillett 1957-7-9 681 Shasta Confluence of Hat Creek and Lost Creek north of Park, and about 2 miles south of Big Springs; Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC151862  Diplacus mephiticus A. W. Kramer 1930-7-1 s.n. Shasta Prospect Peak, Lassen National Park Comment
  SD104445  Diplacus torreyi Reid Moran 1978-6-25 26087 Shasta Little Roaring Creek 725 Comment
  CAS-BOT-BC151265  Diplacus torreyi Annie M. Alexander 1936-7-6 s.n. Shasta Mt. Lassen Comment
  SEINET10472230  Disporum hookeri var. trachyandrum Mary Susan Taylor 1980-6-10 Taylor 2819 Shasta T37N R4W se sec 28. Dunsmuir quad. Sims Flat Road, S side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  HSC27256  Dodecatheon hendersonii J. P. Smith 1972-3-19 5081 Shasta Along State Route 299 at Stillwater Creek Comment
  HSC72024  Dodecatheon hendersonii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9596 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  JEPS90706  Downingia bicornuta var. bicornuta Dean W. Taylor 1991-6-14 11885 Shasta ca. 1 mi w Warner Grade Reservoir (on margin of northernmost of 4 small ponds); Pit River Watershed, Dana 7 1/2 quadrangle 923 Comment
  UC765412  Downingia bicornuta var. bicornuta R. F. Hoover 1936-5-22 1211 Shasta 4 mi n Anderson Comment
  JEPS24765  Downingia montana John H. Weiler and A. P. Nelson 1960-6-23 60193 Shasta 3.2 mi se Siskiyou-Shasta County line (at the side of State Highway 89); Dickson Flat 1219 Comment
  JEPS3742  Draba aureola George Gillett 1952-8-2 140 Shasta summit of Lassen Peak Lassen Volcanic National Park, Lassen Peak 3169 Comment
  SJSU4247  Draba aureola C. W. Sharsmith 1968-6-22 7585 Shasta W slope Lassen Peak, Lassen Volcanic National Park 2895 Comment
  UC117750  Draba breweri R. M. Austin July 1896 Shasta Lassen's Peak Lassen's Peak (Lava Ashes) 2438 Comment
  CHSC509  Draba verna P. Delaplane 1965-4-3 35 Shasta Near Squaw hole rocks. Squaw Creek area of the Harry Horr Ranch. Ca. 5 mi. ne of Glenburn. 1219 Comment
  HSC103527  Draba verna Thomas W. Nelson, Jane Nelson 1992-5-21 8908 Shasta Milville Plains, along Dersch Rd. at junction with Milville Plains Road 183 Comment
  UCD18891  Draba verna Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 199 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site pool # DAY002. Comment
  UCD113059  Drymocallis glandulosa A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  CAS-BOT-BC159426  Drymocallis glandulosa var. glandulosa L. E. Smith 1913-5-2 159 Shasta Kennet Comment
  HSC45446  Drymocallis glandulosa var. reflexa M. Alcasas 1978-5-14 84 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, beside camp 861 Comment
  UC860711  Drymocallis hansenii Alice Eastwood June 29, 1912- July 11, 1912 834 Shasta Goose Valley Comment
  JEPS28528  Drymocallis lactea var. austiniae George W. Gillett 1957-7-3 647 Shasta Badget Flat Lassen Volcanic National Park, Badger Flat 1905 Comment
  CAS-BOT-BC536648  Drymocallis pseudorupestris John Thomas Howell 1960-8-19 36186 Shasta Summit ridge, Brokeoff Mountain 2773 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
  JEPS47812  Echinochloa crus-galli J. W. Blankinship 1909-9-15 6 Shasta Reading; <=Redding> Comment
Read comments Aug 7 2008
  UC1056245  Echinochloa crus-galli Virginia E. Long May 22 1931-Jun 4 1931 80 a Shasta vicinity Anderson; vicinity of Anderson Comment
  UCD38658  Eleocharis acicularis Beecher Crampton 1956-8-20 3785 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  CHSC55297  Elodea canadensis L. P. Janeway 1991-6-15 4039 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/4 mi east of the Sacramento River. 120 Comment
  RSA239232  Elodea canadensis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42371 Shasta Lassen Volcanic National Park: washed up on shore of Mananita Lake. 1814 Comment
  CHSC92974  Elymus caput-medusae R. Fischer 2005-5-23 486 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. Near the old McArthur Swamp lands. 1013 Comment
  JEPS105653  Elymus elymoides subsp. californicus L. P. Janeway 2001-6-21 7214 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44 1494 Comment
  CAS-BOT-BC206581  Elymus glaucus subsp. glaucus L. E. Smith 1914-7-4 737 Shasta Redding Comment
  JEPS28323  Elymus glaucus subsp. glaucus George W. Gillett 1957-7-11 707 Shasta on Chaos Crags trail 1/4 mi above Manzanita Creek; Lassen Volcanic National Park 1889 Comment
  CAS-BOT-BC206583  Elymus glaucus subsp. glaucus George W. Gillett 1957-7-11 707 Shasta 1/4 mile above Manzanita Creek on Chaos Crags Trail - Lassen Volcanic National Park 1889 Comment
  SJSU11280  Elymus spicatus S. H. Casey 1980-6-21 1173 Shasta along Burney Creek, State Route 89, 2 mi S of McArthur Burney State Park, northeastern Shasta County Comment
  SEINET10453259  Epilobium W. D. Stevens 1985-4-25 Stevens 23589 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CHSC88793  Epilobium ciliatum subsp. ciliatum R. Fischer 2004-7-3 298 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at water edge of w. shore, n end, of Big Lake. 1008 Comment
  JEPS104980  Epilobium ciliatum subsp. glandulosum Dean W. Taylor 1996-6-15 15683 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  POM46400  Epilobium foliosum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA72105  Epilobium hallianum F. W. Peirson 1932-7-14 10187 Shasta West of Lake Eiler, Thousand Lake Basin 1951 Comment
  UC1036281  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta above hwy near hot springs; Lassen Volcanic National Park, Vicinity of Sulphur Works 2118 Comment
  RSA125727  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta Lassen Volcanic National Park: Vicinity of Sulphur Works. Above highway near hot springs 2119 Comment
  CHSC63344  Epilobium minutum Vernon H. Oswald; L. Ahart 1994-6-14 6275 Shasta Forest Rd. 25, 5.4 mi W of Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek. On a high bank above the creek. 1234 Comment
  HSC71852  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5841 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  JEPS89966  Epilobium obcordatum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5422 Shasta e. side Crater Peak (vicinity of Magee Peak); Lassen Nat'l Forest, Thousand Lakes Wilderness 2499 Comment
  UC873453  Epilobium obcordatum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain Lassen Volcanic National Park 2743 Comment
  RSA458753  Epilobium paniculatum Christopher Davidson 1973-5-26 2157 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Creek. 976 Comment
  RSA768461  Epilobium pygmaeum Justin M. Wood 2010-9-2 2571 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
  JEPS109781  Epilobium siskiyouense Dean W. Taylor 2002-8-7 18294 Shasta Mears Creek, cirque in very highest headwaters of the creek; Trinity Mountains (ca. 0.5 air mile southeast of Tamarack Lake) 1874 Comment
  UCD135285  Equisetum arvense John Thomas Howell 1960-8-22 36391 Shasta Lassen Volcanic National Park, Hat Lake. 1950 Comment
  CAS-BOT-BC57200  Equisetum hyemale subsp. affine Alice Eastwood 1921-7-31 11027 Shasta Shasta Springs Comment
  UCD63094  Eragrostis curvula Beecher Crampton 1969-6-19 8485 Shasta 5 miles south of Pollard Flat, Interstate Highway. 5 Southbound. 365 Comment
  UCD65671  Eragrostis pilosa var. pilosa Beecher Crampton 1960-6-16 5668 Shasta northeast, 3 miles north of Fall River Mills, east slope Saddle Mtn. 1097 Comment
  CHSC71711  Eriastrum tracyi Vernon H. Oswald 1998-8-30 9561 Shasta East side of the southwestern (largest) cinder pit in the cluster on Fall River Mills-Cassell Rd. 1158 Comment
  CAS-BOT-BC286671  Ericameria bloomeri G. Schoolcraft 1989-9-19 2008 Shasta Within Timbered Crater n. of Fall River Mills Comment
  CAS-BOT-BC286673  Ericameria bloomeri John Thomas Howell 1960-8-22 36344 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CAS-BOT-BC286676  Ericameria bloomeri Lewis S. Rose 1945-9-1 45184 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CAS-BOT-BC286683  Ericameria bloomeri M. S. Jussel 1931-9-7 s.n. Shasta Bumpas Hell Trail, Mt. Lassen 2133 Comment
  JEPS122368  Ericameria bloomeri Joseph Broberg, Jaycee Leonard 2012-9-20 CA 320 -134 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. Continue to end of Cinder Cone Road where it meets Pitville Road. Collection is immediately South and West of old USFWS grazing exclusion plot Comment
  RSA33080  Ericameria bloomeri A. A. Heller 1942-8-14 16529 Shasta Lower end of the devastated area, near Lost Creek. Comment
  UC726506  Ericameria bloomeri A. A. Heller 1942-9-9 16537 Shasta opposite Shasta Pines Motel (along U.S. Highway #299); Burney Comment
  CAS-BOT-BC286681  Ericameria bloomeri Wallace R. Ernst 1957-8-9 195 Shasta Ca. 3 mi. E of Eiler Lake, Thousand Lakes Valley Wild Area Comment
  RSA592527  Ericameria greenei S. O. Mattoon 1978-4-9 14 Shasta Hirz Mountain L. O. Road; McCloud Arm Lake Shasta 762 Comment
  CHSC89663  Ericameria nauseosa var. oreophila R. Fischer; J. Marr 2004-8-13 348 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1014 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
  HSC72255  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6280 Shasta Shasta-Trinity National Forest. Junction of roads 41 and 28N08 1220 Comment
  HSC72256  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6279 Shasta Shasta-Trinity National Forest, along forest service road, 1 mi. W of Regan Meadow. 1524 Comment
  RSA293138  Ericameria ophitidis Thomas W. Nelson 1980-8-21 6279 Shasta Shasta-Trinity National Forest, along forest service road ca. 1 mi. W of Regan Meadow. 1524 Comment
  UCR57486  Ericameria parryi var. latior R. D. Goeden, Don W. Ricker 1989-8-24 35 Shasta Lassen National Forest, forest road #26, southeast of Burney Mountain 1409 Comment
  HSC28858  Erigeron bloomeri var. bloomeri D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19147 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CHSC60313  Erigeron compositus Mary Ann Showers 1992-6-27 2616 b Shasta Lassen Volcanic National Park. Northwest of Crescent Crater. 2194 Comment
  UC1036233  Erigeron compositus George W. Gillett 1953-8-27 351 Shasta Lassen Peak Lassen Volcanic National Park (summit area) 2865 Comment
  CHSC54514  Erigeron coulteri Vernon H. Oswald 1991-8-16 4828 Shasta Lassen Volcanic National Park. Slope just west of Cold Boiling Lake. 2267 Comment
  CHSC60314  Erigeron coulteri Mary Ann Showers 1992-7-19 2708 Shasta Lassen Volcanic National Park. Dersch Meadows. 1950 Comment
  CAS-BOT-BC300375  Erigeron eatonii var. plantagineus Alice Eastwood 1912-7-11 1010 Shasta Goose Valley Comment
  SBBG19493  Erigeron glacialis var. glacialis J. A. Lowery 1962-7-10 8 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CAS-BOT-BC300699  Erigeron glacialis var. glacialis Alice Eastwood 1912-8-22 1829 Shasta Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  CAS-BOT-BC295379  Erigeron inornatus W. R. Ernst 1957-8-9 199 Shasta About 18 miles north of Mt. Lassen National Volcanic Park on Highway 89 Comment
  UCD131996  Erigeron inornatus var. calidipetris Dean Wm. Taylor 1974-6-13 3691 Shasta 10 miles east of McCloud, on Highway 89. Comment
  CHSC88776  Erigeron inornatus var. inornatus R. Fischer 2004-7-3 291 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near junction Juniper Trail and Fishawk Trail. 1036 Comment
  UCD132004  Erigeron inornatus var. inornatus G. F. Hrusa 1991-6-25 8466 Shasta Pit River at uppermost end of Lake Britton. Dry meadow on Sand Pit Road. 900 Comment
  UC895958  Erigeron philadelphicus var. philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  JEPS41424  Erigeron reductus var. reductus J. W. Blankinship 1910-7-16 Shasta Lamoine; n Shasta Co. Comment
  CDA4638  Erigeron strigosus B. Stroup Jun 1947 Shasta 0 Comment
  RSA401511B  Eriodictyon californicum Bonnie C. Templeton 1960-6-16 8508 Shasta N of Lake Britton. Comment
  SEINET10537789  Eriogonum Mary Susan Taylor 1990-8-24 Taylor 6090 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  HSC48466  Eriogonum compositum var. compositum J. P. Smith 1978-5-14 9919 Shasta Rd. A16 14.5 mi. SW of Ono Comment
  CHSC112177  Eriogonum congdonii Dean Wm. Taylor; Jessica Moller 2012-5-1 21183 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
  CAS-BOT-BC259546  Eriogonum luteolum var. luteolum John Thomas Howell 1936-8-22 12689 Shasta French Gulch Comment
  UC412841  Eriogonum luteolum var. luteolum Milo S. Baker 1898-7-7 447 Shasta roadside, bet. Morleys and Stevens Comment
  POM180986  Eriogonum marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2591 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
  CAS-BOT-BC263202  Eriogonum marifolium var. marifolium M. S. Taylor 1975-7-16 844 Shasta On trail between Echo Lake and Summit Lake, Lassen National Volcanic Park 2133 Comment
  CDA36857  Eriogonum nudum CDFA Staff May 1999 s.n. Shasta Pit River. 0 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
  OBI76933  Eriogonum nudum var. pubiflorum Anthony Baniaga 2011-7-11 446 Shasta Lassen Natl forest. Baker Lake Vicinity, along "A" spur. Old Station quad T32N R5E sec 11 SE of NE 1594 Comment
  SBBG1571  Eriogonum nudum var. pubiflorum H. and M. Dearing 1939-6-16 3655 Shasta 22 mi W of Redding Comment
  CAS-BOT-BC272451  Eriogonum nudum var. pubiflorum M. S. Jussel 1931-9-7 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC272456  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-8-22 36378 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  CAS-BOT-BC272461  Eriogonum nudum var. pubiflorum A. A. Heller 1915-7-14 12076 Shasta Near Butters ranch on the Pacific Highway about 15 miles south of Delta Comment
  UC604398  Eriogonum pyrolifolium Herbert McLean Evans 1922-1 Shasta Lassen Peak 2743 Comment
  UC849693  Eriogonum pyrolifolium E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park, Lassen Peak 3048 Comment
  LA514  Eriogonum pyrolifolium L. Ellison; 1928-9-11 514 Shasta Mount Shasta 2743 Comment
  JEPS28776  Eriogonum rosense George W. Gillett 1957-8-15 1075 Shasta north saddle of rim, Crescent Crater Lassen Volcanic National Park, Crescent Crater 2438 Comment
  RSA702138  Eriogonum sphaerocephalum var. halimioides R. Fischer 2004-7-3 326 Shasta Ahjumawi Lave Springs State Park, 3 mi. N. of McArthur, on western edge Modoc Plateau. Located off Spattercone Trail near the tr.loop cross-over. 1037 Comment
  UCD101340  Eriogonum umbellatum G. F. Hrusa 1991-6-27 8485 Shasta Behind Forebay Lake and Airport at Fall River Mills. 1000 Comment
  CAS-BOT-BC267515  Eriogonum umbellatum L. N. Lorenzen No date on label 5 Shasta Shasta National Forest. Van Brennan's Wells 1440 Comment
  RSA766340  Eriogonum umbellatum W. D. Baker 1930-8-16 s.n. Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  CHSC33979  Eriogonum umbellatum var. modocense J. D. Prouty 1981-7-21 1266 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  UC1543754  Eriogonum umbellatum var. modocense Harold and Virginia Bailey 1948-8-27 2857 Shasta Lassen Volcanic National Park 1828 Comment
  HSC101645  Eriogonum umbellatum var. nelsoniorum J. P. Smith 2010-6-25 12973 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  CAS-BOT-BC268240  Eriogonum umbellatum var. nevadense C. L. Hitchcock 1940-5-26 6620 Shasta Ca. 12 miles north of Fall River Mills 1371 Comment
  SBBG1652  Eriogonum ursinum H. and M. Dearing 1938-6-27 2165 Shasta Hat Crk Comment
  UC912756  Eriogonum ursinum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  SEINET7064421  Eriogonum vimineum A. G. Vestal 1963-6-4 s.n. Shasta Along Cottonwood Creek at jct with Bowman Road [Foster Road]. (NAD83/WGS84). UTM Zone 10, 540054mE, 4471937mN. Comment
  CHSC110655  Eriophyllum lanatum Julie Kierstead Nelson 2012-5-1 2012 -007 Shasta 5 mi. N of Shasta College, NE of Redding. 208 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
  UC1873019  Eriophyllum lanatum David Keil 2004-7-10 30308 Shasta Along California Route 44 E of old station. Lassen National Forest. Comment
  UCD123160  Eriophyllum lanatum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7409 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC336224  Eriophyllum lanatum var. achilleoides Lemmon Sep 1874 Shasta Lassen's Peak Comment
  UC55073  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta near Oak Run Comment
  CAS-BOT-BC301088  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 miles east of Burney Falls Comment
  CAS-BOT-BC301095  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. east of Wiskeytown [Whiskeytown] Comment
  CAS-BOT-BC301430  Eriophyllum lanatum var. grandiflorum A. A. Heller 1905-5-25 7852 Shasta Along the railroad just above Redding Comment
  CHSC59128  Eryngium alismifolium Vernon H. Oswald 1992-7-21 5135 Shasta Pond near the summit of Table Mtn., ca. 1.25 mi (air) NNE of Manzanita Lake Entrance Station, Lassen Volcanic National Park. 2019 Comment
  UC1594636  Eryngium alismifolium Vernon H. Oswald and Lowell Ahart 1992-7-21 5135 Shasta pond near summit Table Mt. (ca. 1.25 mi. (air) n.-n.e of Manzanita Lake Entrance Station, Lassen Volcanic Nat'l Park, s.w. side of deeper lily pond); Lassen Volcanic Nat'l Park 2019 Comment
  HSC93549  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-22 13373 Shasta FS S16 in Bunchgrass Valley, about 4 mi W of Hwy 89 1615 Comment
  JEPS16994  Eryngium articulatum W. L. Jepson 1914-8-10 5756 Shasta Upper Fall River Valley 1036 Comment
  RSA758208  Eryngium articulatum Doug Goldman 2005-7-21 3564 Shasta North side of Route 299, about 100 feet west of the intersection with Jim Harvey road and about 3.8 miles east of the Interstate 5 overpass. 198 Comment
  POM147854  Eryngium articulatum J. B. Feudge 1927-7-20 1724 Shasta dry flats north of Redding 183 Comment
  SEINET13944101 Image available Eryngium articulatum A. A. Heller 1916-1 12500 Shasta 10 miles N of Redding in a field in low places Comment
  UC903118  Eryngium articulatum Ethel Crum 1930-6-27 798 Shasta w. Redding 182 Comment
  SEINET14045683 Image available Erythranthe guttata Francis W. Pennell 1940-1 26207 Shasta Route 89, Burney Falls, Just above the falls. 914 Comment
  CHSC1793  Erythranthe primuloides M. Underhill 1952-6-22 Shasta 1371 Comment
  CHSC63588  Erythranthe pulsiferae Vernon H. Oswald; Lowell Ahart 1994-5-12 6188 Shasta Sugarloaf Creek Trail ca. 0.1 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 356 Comment
  RSA234812  Erythranthe pulsiferae Francis W. Pennell 1940-6-7 25707 Shasta West of Bucken Lodge, east of Burney. 1098 Comment
  JEPS123355  Erythranthe taylorii Gabe Youngblood 2015-3-17 9 Shasta Approximately 4 miles east of footbridge over Squaw VAlley Creek on the Pacific Crest Trail near McCloud, CA. Girard Ridge, 7.5' Q. Comment
  CHSC110663  Erythranthe taylorii Dean Wm. Taylor; James R. Shevock 1993-5-1 13405 Shasta S end Gray Rocks, Squaw Creek watershed, Shasta Lake region. 853 Comment
  CHSC118200  Erythranthe taylorii Gabe Youngblood 2015-3-5 Shasta Limestone outcrops east of Dekkas Rock and north of Kamloops on Shasta Lake.UTM 10T 0565843E/4524753N 341 Comment
  CHSC112192  Erythronium helenae Dean Wm. Taylor 2014-4-9 21465 Shasta Shasta Lake; Shasta-Trinity National Forest, along Gilman Road (Road 7H 009) about 0.4 road miles west of the entrace road to Dekas Rock Campground. 371 Comment
  UC1053456  Erythronium klamathense Rimo Bacigalupi and Arthur Holmgren 1950-4-25 3164 Shasta boggy meadow along CA Hwy #89 28 mi e McCloud; Little Bear Flat 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
  CHSC25125  Erythronium multiscapideum Paul Lyman 1970-4-25 21 Shasta Open Triangle Ranch; Whitmore. Found near west boundary, 100 yds. West of small irrigation dam. Comment
  UC1036268  Erythronium purpurascens George W. Gillett 1952-7-13 63 Shasta vicinity of Sulphur Works (below buildings); Lassen Volcanic National Park 2133 Comment
  UC726229  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta gravelly slope near head of Little Hot Springs Valley; Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC504365  Erythronium purpurascens Hans Leschke 1955-7-15 s.n. Shasta Cold Boiling Lake, Lassen Volcanic National Park 2257 Comment
  CAS-BOT-BC504371  Erythronium purpurascens Milo S. Baker 1935-6-25 8108 Shasta Mt. Lassen Highway 1828 Comment
  POM109654  Erythronium purpurascens Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS96527  Erythronium shastense Dean W. Taylor 1993-3-17 13302 Shasta McCloud Arm Lake Shasta, along road between Ellery Creek and Pine Point Campground (ca. 1 mile S of McCloud River bridge) 350 Comment
Read comments Dec 8 2014
  UCD166834  Erythronium shastense Sarah Tona 2015-3-13 5 Shasta Large limestone outcrop, north of Ellery creek and 0.6 mile west of the upper McCloud arm of Shasta Lake. 795 Comment
  HSC104363  Erythronium shastense Len Lindstrand III 2015-3-12 21225 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  HSC104364  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south of Curl Creek 707 Comment
  HSC84181  Eschscholzia caespitosa J. P. Smith, Thomas W. Nelson 1982-5-15 10439 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  CAS-BOT-BC403665  Eschscholzia californica A. A. Heller 1905-5-30 7903 Shasta Near Redding Comment
  CHSC89633  Eschscholzia californica subsp. californica R. Fischer; J. Marr 2004-8-15 370 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake E side. On mdw. More obs. near Ya-She campsites. 1011 Comment
  CAS-BOT-BC310392  Eucephalus breweri Jeanne Janish; Carl Janish 1938-9-4 s.n. Shasta Shore of upper Twin Lake, Lassen Volcanic Park 1993 Comment
  SD64430  Eucephalus glabratus Darley F. Howe 1966-8-30 4314 Shasta Clark Creek 1064 Comment
  UC1036263  Euphorbia crenulata George W. Gillett 1952-6-28 50 Shasta near Big Springs (on Hat Creek, along State Hwy 89, ne of Lassen Volcanic National Park); Lassen National Forest 1402 Comment
  OBI77206  Euphorbia crenulata Anthony Baniaga 2011-7-18 453 Shasta Lassen NF. 1-1.4 mi ESE of Signal Butte. Swains Hole quad T32N R6E sec 9 NE of SW 1700 Comment
  RSA136008  Euphorbia crenulata B. C. Templeton 1960-6-16 8504 Shasta Near Burney Comment
  RSA599361  Euphorbia nutans L. C. Wheeler 1958-8-25 7442 Shasta Ca. 5 miles south of Redding. Comment
  RSA702153  Euthamia occidentalis R. Fischer, Jenny Marr 2004-8-14 416 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7. Edge of Horr Pond 1009 Comment
  RSA699846  Festuca L. P. Janeway 2001-6-21 7213 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of highway 44. 1494 Comment
  SEINET3282790 Image available Festuca George K. Helmkamp, E. A. Helmkamp 2009-6-11 14963 Shasta Southern Cascade Mountains; McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44. 1099 Comment
  CAS-BOT-BC278718  Festuca idahoensis Clarence Quick 1965-7-11 65 -12 Shasta Back of Charm Motel, east edge of Burney Comment
  OBI76953  Festuca microstachys Anthony Baniaga 2011-6-10 329 Shasta Lassen Natl forest. Along Hwy 89 between Rocky campground and Sugarloaf Day area. Old Station quad. T33N R5E 1267 Comment
  CHSC112778  Festuca myuros Lowell Ahart; John Dittes 2013-6-9 18798 Shasta On the bank of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  UCD65786  Festuca trachyphylla G. F. Hrusa; T. D. Wilfred 1996-6-10 12950 Shasta Lassen National Forest. Opening in Arctostaphylos patula chaparral approx 1/4 m. E of Hwy 44 intersection, on USFS S 17, near crossing of Manzanita Creek. 1590 Comment
  JEPS17492  Foeniculum vulgare Alma Weigart 1922-8-22 Shasta Whitmore Comment
  UC1543684  Fragaria virginiana subsp. glauca Harold and Virginia Bailey 1948-8-27 2898 b Shasta Badger Flat; Lassen Volcanic National Park 1920 Comment
  LA207694  Frangula californica subsp. occidentalis C. B. Wolf; 1934-7-7 6033 Shasta W Side of Sacramento River, just S of Castle Creek 609 Comment
  CAS-BOT-BC53892  Frangula californica subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Between Old Shasta & Redding Comment
  CAS-BOT-BC53897  Frangula californica subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta Near Redding Comment
  CAS-BOT-BC53898  Frangula californica subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta 5 miles south of Redding Comment
  SBBG27459  Frangula californica subsp. tomentella C. B. Wolf 1934-7-7 6036 Shasta 13 mi above Redding on Pacific Hwy 243 Comment
  CAS-BOT-BC53817  Frangula rubra Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42374 Shasta Shasta National Forest: c. 1 mile W of W edge of Castle Crags State Park near Castle Creek 762 Comment
  SD22837  Frangula rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. No. of Mears Creek 609 Comment
  SEINET8517192 Image available Frangula rubra W. J. Hess, Stoynoff, N; Allen, K; Weis, K; Bolger, K 1997-1 7721 Shasta Lassen National Forest, 13 mi N of junct. of St Hwy 44 and 88 on ST 44 & 89. Along Hat Creek at Hat Creek Campground. 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
  HSC100978  Frasera albicaulis var. modocensis J. P. Smith 2010-6-9 12902 Shasta Tenant Road, southeast of Mt. Hebron Summit. 1420 Comment
Read comments Dec 10 2018
  UCD121434  Frasera albicaulis var. nitida G. F. Hrusa 1992-5-1 10468 Shasta Near Big Bend. Comment
  CDA39693  Fraxinus dipetala J. F. Weber 1968-4-23 s.n. Shasta Along Bear Creek, Millville. 0 Comment
  JEPS124884 Image available Fraxinus latifolia Barbara Jost 1968-7-10 76 Shasta Collected at intersection of Hat Creek and HW 299. Comment
  CHSC62018  Fritillaria affinis K. L. Warren 1993-4-9 8 Shasta 3 yds. W of pioneer cemetary gate, n side of trail, 40 yds. W of Trinity Mt, rd., French Gulch. 487 Comment
  HSC15545  Fritillaria affinis W. D. Stevens 1964-5-15 7 Shasta End on Dana Drive Comment
  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
  JEPS123395  Fritillaria eastwoodiae Sarah Tona 2015-3-19 8 Shasta West of Donkey Mine, 0.3 miles west of Dunkey Mine, 0.6 miles east of Little Cow Creek. Oak Run, 7.5' Q. Comment
  UC15018  Fritillaria pudica Milo S. Baker 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC506186  Fritillaria pudica Dean Wm. Taylor; Rexford E. Palmer 1988-6-26 9894 Shasta Cascade Mountains, The Gardens, meadows along the Tamarack Road (Burney to Whitmore Road at the west base of Burney Mountain Comment
  CHSC93020  Fritillaria recurva R. Fischer 2005-4-16 579 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Fishhawk Trail. 1036 Comment
  JEPS25409  Fritillaria recurva Rimo Bacigalupi with G. T. Robbins 1959-4-21 7024 Shasta 4 1/2 mi w of Shingletown (along State Highway 44, watershed of Shingle Creek, near Midway road station) 670 Comment
  CAS-BOT-BC504454  Fritillaria recurva Ellsworth Bethel 1923-4-30 s.n. Shasta Burney Comment
  CAS-BOT-BC504457  Fritillaria recurva Ingo Orlamunder 1975-5-10 s.n. Shasta Mill Creek, 30 miles east of Redding Comment
  CAS-BOT-BC504462  Fritillaria recurva Barbara Shervanick 1974-5-9 1296 Shasta Highway 89 through Lassen National Forest, about 1/2 mile north of Bridge Campground, Cascade Range 1371 Comment
  JEPS121034  Froelichia gracilis John Luper 2013-11-7 001 Shasta On south side of Collyer Drive at its intersection with Twin Tower Drive, City of Redding Comment
  CHSC30143  Galium bolanderi M. S. Taylor 1980-6-10 2794 A Shasta Sims Flat Rd, between Campground and Sims Lookout turn, ca. 2 mi S of I5, ca. 6 mi SW of Sweetbriar. 853 Comment
  CHSC65833  Galium bolanderi L. P. Janeway 1995-7-8 4843 Shasta 1.0 mi straight south of Coyote Peak; 1.0 mi southwest of the western end of Iron Canyon Reservoir. 960 Comment
  JEPS52654  Galium bolanderi Lauramay T. Dempster 1964-7-25 4053 Shasta 4 mi s Hat Crek Ranger Station 1417 Comment
  UC501554  Galium bolanderi Frank W. Peirson 1932-7-16 10300 Shasta Burney Spring 1432 Comment
  POM367784  Galium bolanderi Christopher Davidson 1975-6-4 2636 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  CHSC65834  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-18 4794 Shasta Along Elmers Way 300 ft north of Hwy 44, 0.5 mi east of Road A17. 495 Comment
  JEPS14010  Galium sparsiflorum subsp. glabrius Roxana S. Ferris 1955-7-11 12966 Shasta ca 6 mi w Round Mt. (along Hwy 299); Canyon of Cedar Creek Comment
  UC416649  Galium sparsiflorum subsp. glabrius Misses Jones and Alexander 1902-6-22 Shasta trail from Madison's to Spring Camp Comment
  UC1558259  Galium trifidum var. pusillum Harold and Virginia Bailey 1948-8-27 2920 e Shasta in meadow near corrals; Lassen Volcanic National Park, Summit Lake 2040 Comment
  HSC72282  Garrya congdonii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9631 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CHSC118482  Garrya flavescens Don Lepley 2015-4-19 Shasta Lassen National Forest. Hat Creek Ranger District. Near rim of escarpment east of Plum Valley Reservoir, ~3 1/4 air miles north-northeast of Old Station junction. 1539 Comment
  UC1193367  Garrya fremontii K. Cuff 1949-8-2 107 Shasta 6 mi ne Platina 609 Comment
  HSC37551  Gastridium phleoides A. Montalvo, J. D. Ackerman 1975-7-16 Shasta Hwy. 36 near Shasta-Trinity National Forest boundary. Comment
  SEINET10559598  Gastridium phleoides Charles L. Hitchcock 1940-5-17 Hitchcock 6472 Shasta 3 miles east of Redding. Open manzanita-oak association. 152 Comment
  CHSC93207  Gayophytum diffusum subsp. parviflorum R. Fischer 2005-7-16 550 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from Spatter Cone Trail. 1048 Comment
  UC1543845  Gayophytum diffusum subsp. parviflorum Harold and Virginia Bailey 1948-8-26 2819 Shasta Manzanita Lake Lassen Volcanic National Park 2604 Comment
  UC485793  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-15 Shasta below Raker Peak (by creek); Mt. Lassen, Lost Creek 1800 Comment
  JEPS28808  Gayophytum diffusum var. villosum George W. Gillett 1957-9-11 1141 Shasta Chaos Jumbles Lassen Volcanic National Park, Manzanita Lake (margin, near w slopes of Table Mt.) 1798 Comment
  RSA72146  Gayophytum heterozygum F. W. Peirson 1932-7-16 10409 Shasta Lake Eiler, Thousand-Lake Basin 1951 Comment
  SEINET6060652  Gayophytum racemosum Kenneth Heil, Heil, Marilyn 2014-7-16 35227 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC1543849  Gayophytum ramosissimum Harold and Virginia Bailey 1948-8-27 2878 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  RSA34055  Gilia capitata A. A. Heller 1918-5-12 13017 Shasta Fish hatchery on McCloud River Comment
  RSA469334  Gilia capitata Christopher Davidson 1973-5-26 2164 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  UC23448  Gilia capitata subsp. capitata M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC931979  Gilia capitata subsp. capitata Verne Grant, Alva Grant 1947-7-13 8023 Shasta 2.9 mi e Hatchet Creek (on Hatchet Mountain); , e of Hatchet Creek Comment
  RSA27061  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-20 6496 Shasta 25 miles east of Redding. Comment
  SEINET4407890 Image available Gilia glandulifera A. A. Heller 1905-1 7868 Shasta Comment
  CHSC81534  Gilia tricolor Julie Rose 2000-3-25 29 Shasta Field bordered by Millville Plains Road on the East and Antler Road on the South. 11 miles E of Redding. 1.2 miles S of Highway 44. 188 Comment
  SEINET10873076  Githopsis specularioides Hoover 1937-5-19 HOOVER 2279 Shasta 7 miles from Redding on Alturas highway Comment
  POM257065  Glyceria borealis Virginia Long 1932-7-4 185 a Shasta Manzanita Lake 1768 Comment
  SEINET186061 Image available Glyceria borealis V. E. Long 185 a Shasta Mazanita Lake 1768 Comment
  CAS-BOT-BC283884  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Along Dome Creek, junction with the Sacramento River, Castle Crag Comment
  UCD66734  Glyceria fluitans W. W. Mackie 1930-6-24 Shasta Cassel. Comment
  CDA20389  Gnaphalium californicum K. Martyn 2002-5-21 PDR P 083300 Shasta Northern California; Southbound I-5 & Hwy 299E on-ramp. 0 Comment
  UC1558212  Gnaphalium palustre Harold and Virginia Bailey 1948-8-27 2869 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  UC896932  Gnaphalium palustre C. L. Hitchcock 1940-5-27 6629 Shasta near McArthur Comment
  JEPS4229  Gratiola ebracteata Alice King 1921-1 Shasta Anderson Comment
  RSA128292  Gratiola ebracteata Peter H. Raven, Otto T. Solbrig 1958-6-16 13233 Shasta 3 miles NE of Redding, Comment
  CHSC36506  Gratiola heterosepala J. D. Prouty 1982-5-28 1301 Shasta Ca. 6 mi. ESE of Fall River Mills. 1097 Comment
  CHSC88361  Hackelia californica J. E. Bowlin 1967-7-18 46 Shasta Off side of road, ca. 8.8 mi w of Mount Shasta Ski Bowl. 1554 Comment
  RSA151933  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60186 Shasta At Bunch Grass Public Camp 10 miles southwest of Highway 89 and ca. 10 miles northeast of north entrance to Lassen National Park. 2134 Comment
  UC206127  Hackelia californica Milo S. Baker 1890-7-10 303 Shasta Tamarack Road, [Johnsons] Tamarack Road Comment
  JEPS89014  Harmonia doris-nilesiae Vivian Parker 1993-6-15 17 -29 Shasta Dead Horse Ridge Shasta-Trinity National Forests, Yolla Bolly Ranger District (junction of FS road 28N10 and 29N41, Pony Buck East, Calif. quadrangle) Comment
  JEPS84353  Harmonia stebbinsii E. Dean 1988-7-8 103 Shasta Rd. 29N28 0.1 mi s jct with 29N43 (border of Trinity and Shasta Counties); Brushy Mtn. area Comment
  UC1608352  Helianthella californica subsp. nevadensis J. Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta Lake Ranger Dist. 365 Comment
  RSA768281  Heliotropium europaeum Justin M. Wood 2010-9-1 2516 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UCD148278  Herniaria hirsuta var. hirsuta Robert E. Preston 2013-9-5 2941 Shasta 1.2 mi NNE of Manton, along the North Fork of Battle Creek. 662 Comment
  HSC67863  Hesperevax sparsiflora J. P. Smith, J. O. Sawyer 1976-5-9 8727 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  SD41192  Hesperocyparis bakeri Carl B. Wolf 1941-7-25 Shasta 0.5 mile southwest of Cypress Camp Ground; about 3 miles south of Hat Creek Ranger Station to Burney Spring road 1525 Comment
  SD40639  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 Comment
  SJSU1773  Hesperocyparis macnabiana H. F. Sebring 1956-4-1 261 Shasta near Whiskeytown 10 mi W of Redding Comment
  CHSC48600  Hesperolinon micranthum Vernon Oswald 1986-6-27 2167 Shasta Dirt road to Grace Lake, 0.5 mi e of Shingletown-Manton Rd. 1036 Comment
  UC17260  Hesperolinon micranthum Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  JEPS105140  Heterocodon rariflorum Dean W. Taylor 1993-6-3 13555 Shasta ca. 3 mi W of Shingletown 685 Comment
  SEINET10460732  Heterocodon rariflorum Gillett GILLETT 698 Shasta 2 mi S of Big Springs 5000'. Comment
  CHSC114403  Heterotheca villosa var. minor Don Lepley 2014-9-3 Shasta Lassen National Forest. Hat Creek Ranger District. North of Highway 44 near big curve at foot of Hat Creek Rim. 1335 Comment
  SEINET188351  Heuchera micrantha C. L. Hitchcock 1940-5-20 6481 Shasta 25 mi E of Redding Comment
  RSA0094224  Hieracium albiflorum Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31401 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
  SD104412  Hieracium albiflorum Reid Moran 1978-6-24 26073 Shasta East slope above Little Roaring Creek. 750 Comment
  SEINET6040105  Hieracium albiflorum Kenneth Heil, Heil, Kenneth 2014-7-16 35237 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  UC485796  Hieracium albiflorum H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lakes; Mt. Lassen 1981 Comment
  OBI55550  Hieracium albiflorum David J. Keil 1992-7-24 23576 Shasta 1.1 mi E of Siskiyou County line along hwy 89 Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318535  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1798 Comment
  JEPS7515  Hieracium greenei George W. Gillett 1953-8-20 335 Shasta near Park Headquarters (on trail from Tent City to the Museum, about 400 yds from the former); Lassen Volcanic National Park, Chaos Jumbles Comment
  UC53896  Hieracium nudicaule H. M. Hall and E. B. Babcock 1903-6-1 4225 Shasta Lava Beds of ne Shast County Sierra Nevada Mountains, Lava Beds 1219 Comment
  UC1191990  Hippuris vulgaris Malcolm A. Nobs and S. Galen Smith 1949-7-19 1022 Shasta junction of Pit R. and Hat Creek (Hwy. 299) Comment
  CHSC93213  Holosteum umbellatum subsp. umbellatum R. Fischer 2005-5-21 614 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in a meadow at the south end of Big Lake as it nears Horr Pond. 1008 Comment
  CAS-BOT-BC280883  Hordeum brachyantherum subsp. brachyantherum Hans Leschke 1956-9-21 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  UC1543768  Hordeum brachyantherum subsp. brachyantherum Harold and Virginia Bailey 1948-8-27 2891 b Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC284910  Hordeum murinum subsp. leporinum L. E. Smith 1915-4-1 s.n. Shasta Anderson Comment
  HSC101625  Hordeum murinum subsp. leporinum J. P. Smith 2010-5-19 12878 Shasta Along Shasta View Road in Redding 202 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
  CHSC93226  Hordeum murinum subsp. murinum R. Fischer 2005-5-21 476 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along west shore of Big Lake in a depression. 1021 Comment
  HSC94155  Horkelia fusca var. parviflora G. Fred Hrusa, T. D. Wilfred 1996-6-10 12963 Shasta Along US Forest Service Rd. S16, ~1 mi. N of Hwy. 44 intersection 1635 Comment
  RSA451576  Horkelia tridentata Christopher Davidson 1973-5-26 2168 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  RSA48590  Horkelia tridentata Philip A. Munz 1949-5-18 13314 Shasta 8 miles S of Dunsmuir. 610 Comment
  CDA13031  Horkelia tridentata subsp. tridentata G. F. Hrusa, T. D. Wilfred 1996-6-1 12961 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  POM203394  Horkelia tridentata subsp. tridentata F. W. Peirson 1932-7-14 10169 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC536292  Horkelia tridentata var. tridentata Alice Eastwood 1912-6-27 639 Shasta Montgomery Creek Comment
  CAS-BOT-BC536294  Horkelia tridentata var. tridentata Alice Eastwood; John Thomas Howell 1934-4-21 1816 Shasta Charlie Creek Comment
  CHSC31151  Hosackia stipularis var. ottleyi M. S. Taylor 1980-7-9 3121 Shasta On n side of Slate Creek Rd, ca. 4.4 mi n of Damnation Summit, ca. 12 mi w of Lamoine. Comment
  JEPS35359  Hulsea nana J. G. Lemmon 1878-9-1 Shasta Lassen Peak Comment
  JEPS1654  Hydrophyllum occidentale Mrs. C. F. Rose 1935-5-13 57 Shasta 20 mi nw Redding (Whiskeytown region) Comment
  RSA0110954  Hydrophyllum occidentale E. K. Balls 1957-5-24 22546 Shasta 3.4 mi. w. of Platina along Hwy. 36, Red Bluff to Alton 610 Comment
  JEPS118668  Hypericum anagalloides Julie Kierstead Nelson 2007-9-20 2007 -33 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. Comment
  CAS-BOT-BC400978  Hypericum anagalloides Paul F. Covel 1937-7-17 874 Shasta Mt Lassen Nat Park, Manzanita Lake Comment
  CAS-BOT-BC410216  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  POM260304  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  CHSC116946  Hypericum perforatum subsp. perforatum Zachary Voigtman 2013-7-24 2013 -009 Shasta South of Hwy. 89, Powerline Access Road Complex. West of I-5. MDBM. 1154 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
  CAS-BOT-BC319041  Hypochaeris glabra C. L. Hitchcock 1940-5-17 6465 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC319043  Hypochaeris glabra L. E. Smith 1913-4-10 42 Shasta Cottonwood Comment
  RSA0014264  Hypochaeris radicata Justin M. Wood 2010-9-2 2564 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
  UCR206585  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-6-11 14967 Shasta Southern Cascade Range, within the village of Shingletown along CA-44 1037 Comment
  CDA7486  Hypochaeris radicata A. C. Browne 1951-5-15 Shasta Redding. 0 Comment
  SEINET10898323  Hyptis W. D. Stevens 1988-8-13 Stevens 25193 Shasta Robledo Road. Comment
  JEPS90403  Idahoa scapigera Dean W. Taylor 1988-4-14 9545 Shasta on Hwy 89 near junction with Clark Creek road (extreme ne portion of county, (Pondosa <sic> 15' quadrangle)); Modoc Plateau, Burney Valley 950 Comment
  CAS-BOT-BC206819  Iliamna bakeri M. A. Showers 1980-7-28 1950 mas Shasta 14 miles west of jct. of Hwy. 44 and Hwy. 89 on Hwy. 44 1066 Comment
  CAS-BOT-BC5564  Iliamna bakeri Milo Samuel Baker 1899-8-17 116 Shasta Fall River Valley, NE Shasta County. Comment
  POM85445  Iliamna bakeri Milo S. Baker 1899-8-17 s.n. Shasta Fall River Valley, northeastern Shasta Co. Comment
  RSA0030653  Iliamna bakeri Anthony Baniaga, R. Bomberger 2011-7-25 465 Shasta Lassen National Forest. Lava flats, ca. 1.5 ENE of Sugarloaf Peak. 1301 Comment
  SDSU3116  Ipomopsis aggregata Harvey 1939-7-28 3504 Shasta Mtn. Shasta. Comment
  POM260273  Ipomopsis aggregata subsp. formosissima C. L. Hitchcock 1940-5-26 6601 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA27711  Ipomopsis aggregata subsp. formosissima C. L. Hitchcock 1940-5-26 6601 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA113844  Ipomopsis congesta George W. Gillett 1953-8-6 318 Shasta Lassen Volcanic National Park: Slopes of Chaos Crags Crater 2012 Comment
  JEPS48747  Iris bracteata J. W. Blankinship 1911-5-13 5 Shasta Coram Comment
  POM266066  Iris macrosiphon C. L. Hitchcock 1940-5-20 6487 Shasta 25 miles northeast of Redding Comment
  UC1174793  Iris tenuissima L. W. Lenz and E. K. Balls 1955-5-14 20726 Shasta 0.6 mi e Shasta-Trinity County line (U.S. Hwy 299, Redding to Weaverville) 914 Comment
  RSA49109  Iris tenuissima Philip A. Munz 1949-5-18 13315 Shasta 8 miles S of Dunsmuir. 610 Comment
  UC1174794  Iris tenuissima L. W. Lenz and E. K. Balls 1956-6-19 21834 Shasta 13.6 mi e Payne's Creek (by Lassen Lodge, along State Hwy 36 (Red Bluff to Lake Almanor)) 1310 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  JEPS95359  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and L. Ahart 1994-5-12 6196 Shasta T35N R5W SE1/4 Sec. 29, 1350 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.6 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 411 Comment
  UCD135846  Isoetes howellii Rimo Bacigalupi; G. T. Robbins 1959-4-23 7036 Shasta Along U.S. Highway 299, Salmon Creek, about 2 miles west of Bella Vista. 201 Comment
  JEPS60642  Isopyrum occidentale Mary Alice King 1921-1 Shasta Anderson Comment
  RSA0014271  Juncus Justin M. Wood 2010-9-2 2567 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  UC54235  Juncus balticus H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4309 Shasta Mill Creek Mount Lassen 2438 Comment
  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
  CHSC89788  Juncus bufonius var. bufonius R. Fischer; J. Marr 2004-5-22 421 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. In vernal pool on mdw, part of the old McArthur Swamp. 1011 Comment
  RSA48231  Juncus bufonius var. bufonius Roxana S. Ferris, Laura Lorraine 1948-6-16 11869 Shasta 1 mile north of Pollard Gulch on U. S. 99, between Dunsmuir and Redding. Comment
  UC618438  Juncus covillei John Thomas Howell 1937-7-20 13147 Shasta near French Gulch Comment
  HSC98423  Juncus digitatus Peter Zika, Carol W. Witham 2007-6-4 23021 Shasta Hamp Creek headwaters, 10 km NNE of Shingletown, Cascade Range Foothills 790 Comment
  UC1731629  Juncus digitatus Dean W. Taylor 1993-5-25 13498 Shasta along Hamp Creek, 0.3 miles W of Ponderosa Way 762 Comment
  RSA0006846  Juncus digitatus Carol W. Witham 1993-6-2 481 Shasta Appors. 6 air mi. NNE of Shingletown and 1/4 mi. west of Ponderosa Way; on south facing slope along west side of underground gas pipeline south of marker MP 107.5. 793 Comment
  CHSC103805  Juncus exiguus Peter F. Zika 2009-8-26 24636 Shasta Klamath Range. Route 25, at a.5 road miles NE of junction with Route 26. 1740 Comment
  JEPS100709  Juncus hemiendytus var. hemiendytus Dean W. Taylor 1992-5-5 12517 Shasta Burney Valley (ca. 3 miles W of west margin of Burney), in Haynes Flat, along Burney Creek, 975 Comment
  JEPS100711  Juncus hemiendytus var. hemiendytus Dean Wm. Taylor with Glenn Clifton 1990-6-11 10864 Shasta Dry Lake, 7 miles SW of Burney Comment
  CHSC85455  Juncus howellii G. F. Hrusa; T. D. Wilfred 1996-7-22 13361 Shasta Northeast California. Lassen National Forest. Drainage on north side of USFS S16 at upper end of Bunchgrass Valley, approx. 4 m W of Hwy 89. 1635 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
  UC28753  Juncus howellii George W. Gillett 1957-8-11 1039 Shasta Lassen Volcanic National Park, Hat Lake Hat Lake; Lassen Volcanic National Park, Hat Lake 1965 Comment
  SEINET11156001 Image available Juncus kelloggii A. G. Vestal 1955-5-14 s.n. Shasta Comment
  SEINET13709357  Juncus leiospermus Lowell William Ahart, Lowell William Ahart 2003-1 10165 Shasta 2.8 Mi. WSW Darah Springs Fish Hatchery, 12 Mi. ENE Cottonwood (40 Deg 25'22.9"N, 122 Deg 02'49.7"W) Comment
  CHSC84082  Juncus leiospermus var. leiospermus Lowell Ahart; John Dittes 2003-5-12 10165 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
  RSA530113B  Juncus leiospermus var. leiospermus D. W. Taylor 1987-4-27 8937 -A Shasta Gas Point road 5.5 miles W of Cottonwood, under high-voltage transmission lines. 168 Comment
  UC1523847  Juncus leiospermus var. leiospermus Robert Holland 1979-5-3 500 Shasta ca 2 mi n Dersch Rd. (Millville Plains Rd.) Comment
  HSC101152  Juncus marginatus P. F. Zika 2011-7-4 25514 Shasta SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  SBBG126193  Juncus marginatus P. F. Zika 2011-7-4 25514 Shasta SW side of Locust Rd, 0.1 rd mi from Barney Rd 135 Comment
  JEPS28605  Juncus mertensianus George W. Gillett 1957-7-13 782 Shasta near start trail to Bench Lake; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  HSC40186  Juncus nevadensis Thomas W. Nelson, Jane Nelson 1976-8-1 3144 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  CHSC105157  Juncus nevadensis var. nevadensis Peter F. Zika 2008-7-14 23884 Shasta Drying meadow margin, partial shade, with Carex fracta, C. athrostachya, Sisyrinchium, Juncus occidentalis, J. orthophyllus, J. laccatus, near North Fork Battle Creek on S side of Route 44, at Fallen Cedar Road; yellow pine forest over volcanics (Cascade Range Highlands CaRH) 1220 Comment
  RSA794386  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile south of Oasis Road. Cascade Range Foothills. 200 Comment
  SEINET4691792  Juncus occidentalis Peter F. Zika, Julie Nelson 2011-1 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, 190 Comment
  CDA13534  Juncus orthophyllus G. F. Hrusa, T. D. Wilfred 1996-7-22 13361 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS67052  Juncus orthophyllus W. L. Jepson 1929-9-28 15307 Shasta nw slope Lassen Peak; , Head of Manzanita Creek 2438 Comment
  RSA494791  Juncus orthophyllus F. W. Peirson 1932-7-13 10123 Shasta 1000-Lake Basin, (south of Burney). 1951 Comment
  UC501608  Juncus orthophyllus Frank W. Peirson 1932-7-13 10123 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  JEPS28725  Juncus parryi George W. Gillett 1957-8-8 983 Shasta above Hemlock Flat (beyond first switchback, lower se slopes of Lassen Peak); Lassen Volcanic National Park, Lassen Peak 2651 Comment
  POM312898  Juncus tenuis Malcolm A. Nobs, S. Galen Smith 1949-7-19 1013 Shasta One mile north of Anderson. Comment
  JEPS91261  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  UCR3639  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-8-7 640807- 01 Shasta Calif. Hwy 44 at Summit Juniper 1650 Comment
  CHSC54169  Juniperus occidentalis var. occidentalis Vernon H. Oswald 1991-5-28 4614 Shasta Pit River Vista on Hwy 299, 2.0 miles west of Fall River Mills. 1100 Comment
  RSA1098  Juniperus occidentalis var. occidentalis E. R. Johnson 1928-8-31 1186 Shasta 10 miles east of Burney Comment
  SD7771  Kalmia glauca Mrs. R. M. Austin 1879-1 Shasta Lassen Peak. Comment
  CAS-BOT-BC56343  Kalmia microphylla subsp. microphylla John Thomas Howell 1960-8-23 36432 Shasta Emerald Lake 2468 Comment
  CAS-BOT-BC56344  Kalmia microphylla subsp. microphylla Frederick V. Coville; Frederick Funston 1891-8-7 1554 Shasta Near Mineral King, Sierra Nevada Comment
  CHSC30322  Keckiella lemmonii M. S. Taylor 1980-8-27 3318 Shasta On n side of 25N68, ca. 50 ft up slope, ca. 1.6 mi w of its jct with Sanford Pass Rd, ca. 1 mi sw of Damnation Peak. 1249 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
  CAS-BOT-BC246170  Keckiella lemmonii J. Clausen 1932-9-16 663 Shasta 8.7 miles west of Redding on road to Eureka Comment
  SEINET10547838  Keckiella lemmonii Mary Susan Taylor 1980-8-27 Taylor 3318 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
  GMDRC6931  Kelloggia galioides J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31399 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
  UCR206046  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2009-6-10 14946 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
  CDA12984  Kickxia elatine G. F. Hrusa 1996-4-3 12886 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~10 m. S of Anderson. Comment
  RSA0089754  Lactuca biennis Dean Wm. Taylor 2014-7-28 21507 Shasta Rock Creek (ca. 8 air miles E of Manton), growing just downstream from the logging road culverted crossing at the stated coordinates. 1149 Comment
  RSA0056557  Lagophylla Greg de Nevers 2001-7-25 12616 Shasta Ahjumawi State Park. 914 Comment
  UC61652  Lagophylla glandulosa Geo. B. Grant 1902-9-1 5275 Shasta Redding Comment
  OBI55553  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23579 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  UCR255885  Lagophylla ramosissima Greg de Nevers 2001-7-25 12616 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  CAS-BOT-BC341688  Lagophylla ramosissima William A. Dayton 1913-6-16 275 Shasta Shasta National Forest. Near Grisez's Mill 1310 Comment
  CAS-BOT-BC337945  Lasthenia californica L. E. Smith 1913-4-29 114 Shasta McClouds fork Comment
  JEPS10063  Lasthenia fremontii R. F. Hoover 1937-5-19 2266 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
  JEPS10151  Lasthenia gracilis J. W. Blankinship 1911-3-29 Shasta Buckeye Comment
  CHSC4598  Lathyrus C. Glascock 1965-5-15 385 Shasta Ca. 5 mi. w of Burney on US 299. 1219 Comment
  SEINET8399363  Lathyrus brownii A. Heller 1927-5-14 14378 Shasta Base of Black Butte, Mt. Shasta. Comment
  CHSC116931  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road, near McCloud bridge. Comment
  JEPS121427  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road near McCloud bridge. Comment
  UCD106404  Lathyrus sphaericus W. Robert Powell 1981-5-7 2794 Shasta 2 mis. Nnw of Cottonwood. 192 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
  HSC85681  Lathyrus sulphureus J. P. Smith, J. O. Sawyer 1982-5-8 10369 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  RSA406679  Lathyrus sulphureus Diane Reed 1978-5-13 120 Shasta Chanchuella Peak Quad. T29N, R9W, S30, 31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  UCD106454  Lathyrus sulphureus W. R. Powell 1964-5-14 852 Shasta 4 miles east of Millville. 219 Comment
  UCR77118  Lathyrus vestitus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7794 Shasta Little Cow Creek, NE of Ingot 381 Comment
  SEINET5712165  Layia fremontii J. Maze 1971-1 815 Shasta About 20 miles east of Redding on Hwy 44.; Redding Comment
  UC2026986  Leontodon saxatilis David J. Keil, Kathleen Keil 2011-7-25 31090 Shasta Trailhead area, south side of Clear Creek Road west of Redding Comment
  HSC26009  Lepidium campestre D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19119 Shasta Along Hwy. 44, 10 mi. E of Shingletown Comment
  CHSC84071  Lepidium chalepense Lowell Ahart; John Dittes 2003-5-22 10194 Shasta Meadow south the wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC88931  Lepidium densiflorum var. pubicarpum Alice Eastwood 1912-6-29 743 Shasta Goose Valley. Comment
  CAS-BOT-BC12831  Lepidium perfoliatum Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. Comment
  POM129384  Leptosiphon androsaceus M. S. Baker 1900-5-2 s.n. Shasta Reed Toll Road near Furnaceville Comment
  CHSC68722  Leptosiphon bolanderi Vernon H. Oswald 1997-5-20 8476 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  HSC45802  Leptosiphon bolanderi J. P. Smith, J. O. Sawyer 1976-5-9 8728 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  POM332466  Leptosiphon bolanderi C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 s.n. Shasta Harrison Gulch, along Hwy 36 at road to Deer Lick Springs 823 Comment
  CHSC88316  Leptosiphon ciliatus R. Fischer; J. Marr 2004-5-24 199 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1054 Comment
  CHSC9178  Leptosiphon filipes G. Strausbaugh 1970-4-26 57 Shasta Fill below west side road (Whiskeytown Hwy) where Whiskey Creek inlets lake. 370 Comment
  CAS-BOT-BC226733  Leptosiphon latisectus Alva Day 1974-5-3 74 -103 Shasta Sacramento River near upper end of Lake Shasta Comment
  CAS-BOT-BC341889  Lessingia nemaclada Alice Eastwood 1912-7-24 1361 Shasta Castella Comment
  HSC101861  Lessingia nemaclada J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13385 Shasta Along East County Line Road 1151 Comment
  JEPS20649  Lessingia nemaclada J. W. Blankinship 1910-7-16 Shasta Lamoine 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-BC444190  Lewisia nevadensis Roxana S. Ferris; Laura Lorraine 1941-8-10 10462 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  SBBG15643  Lewisia nevadensis D. Myrick 1961-6-23 338 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  CAS-BOT-BC444187  Lewisia nevadensis Mrs. H. C. Cantelow 1939-6-10 s.n. Shasta Dick's Meadow, 28 mi. s.e. of McCloud. Comment
  JEPS98750  Lewisia rediviva Julie Kierstead Nelson 1998-6-17 98 -10 Shasta ca. 50 mi W of Red Bluff (Little Black Rock, at intersecton of McFarland and Dead Horse Ridges); Shasta-Trinity National Forest, Yolla Bolly Ranger District 1455 Comment
  UCD87731  Leymus triticoides Lewis S. Rose 1945-9-2 45208 Shasta Hat Creek, Old Station. 1338 Comment
  HSC32102  Lilium pardalinum subsp. pardalinum R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-22 42403 Shasta Above Castle Creek, 1 mi. W of Castle Crags State Park 762 Comment
  UCD112034  Limnanthes Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS121400  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles N of exit 714 for Gibson road Comment
  JEPS121755  Limnanthes alba Julie Kierstead Nelson 2013-4-16 2013 -005 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area, intersection of Portero and Paso Robles. Comment
  CHSC93100  Limnanthes alba subsp. alba R. Fischer 2005-4-14 582 Shasta Cascade Range Foothills. Bella Vista. Ca. 9 miles east of Redding along Hwy. 299. Plants growing in a vernally wet drainage on a vacant lot immediately east of 'Nick's Grill'. 304 Comment
  JEPS100980  Limnanthes alba subsp. alba Dean W. Taylor 1988-4-15 9527 Shasta Olinda, 5.3 miles W of Cottonwood on Gas Point Road 166 Comment
  UC726866  Limnanthes alba subsp. alba A. A. Heller 1942-4-12 Shasta Olinda Road Anderson Comment
  UCD116492  Limnanthes alba subsp. versicolor John Thomas Howell 1964-5-13 40705 Shasta near Cayton Creek, about 5 miles north of Burney Falls. Comment
  SEINET6670322  Limnanthes alba var. versicolor C. T. Mason 1949-4-25 1258 Shasta Along U.S. Highway 299 between Redding and Bella Vista Comment
  CHSC93257  Limnanthes floccosa subsp. floccosa Annie Overlin 2005-4-12 Shasta Beneath electric transmission lines. About 1/4 mile sw of Estep, just south of the road to Little Cow Mountain. 451 Comment
  JEPS100972  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-3-22 9434 Shasta Highway 299 at 1000-foot contour sign 304 Comment
  JEPS100976  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-3-24 9440 Shasta bed of Dry Creek, Millville Plains 134 Comment
  POM311125  Limnanthes floccosa subsp. floccosa C. T. Mason 1949-4-25 1260 Shasta 6.7 miles west of Ingot along Hwy 299 Comment
  UC1397269  Limnanthes floccosa subsp. floccosa T. Niehaus 645 Shasta 6.7 mi w Ingot (on Hwy 299) Comment
  JEPS91101  Linanthus dichotomus Dean W. Taylor 1993-5-25 13493 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek Comment
  UC880248  Linanthus filipes C. L. Hitchcock 1940-5-17 6440 Shasta 3 mi e Redding 152 Comment
  JEPS28524  Linanthus harknessii George W. Gillett 1957-7-3 636 Shasta Badger Flat, near road crossing Lassen Volcanic National Park 1905 Comment
  CHSC88803  Linanthus pungens R. Fischer 2004-7-3 308 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located between Spatter Cone Trail and Camp 7. 1027 Comment
  RSA647845  Linanthus pungens James Buel 1957-1-8 197 Shasta Warner Valley, Lassen National Park Comment
  SEINET7585690 Image available Lipocarpha micrantha Louis C. Wheeler 1958-8-24 7434 Shasta Shasta Lake, 1/4 mi west of mouth of Cove Creek. 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
  UCD102695  Lithophragma affine G. F. Hrusa 1992-5-3 10492 Shasta under powerlines to N of Big Bend. Comment
  HSC45909  Lithophragma campanulatum Clark L. Miller 1978-5-13 24 Shasta Beegum Gorge Rd. 976 Comment
  UC402498  Lithophragma campanulatum Milo S. Baker 1898-7-6 337 Shasta Tamarack road near Stalker's; Tamarack Road Comment
  JEPS25405  Lithospermum californicum Rimo Bacigalupi and G. T. Robbins 1959-4-21 7020 Shasta 1.6 mi s Shingletown (<drainage of Brush Creek; along road from Manton to Shingletown>); Brush Creek 1011 Comment
  POM260090  Lithospermum californicum C. L. Hitchcock 1940-5-23 6519 Shasta 5 miles E of Burney Falls Comment
  HSC103826  Lithospermum ruderale G. Fred Hrusa, T. D. Wilfred 1996-6-10 12958 Shasta Lassen National Forest. Intersection of Hwy. 44 and US Forest Service Rd. S16. 1640 Comment
  CHSC63032  Logfia gallica Vernon H. Oswald; Lowell Ahart 1994-4-27 6136 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shast Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  UC1132210  Lolium multiflorum P. L. Johannsen 1932-6-8 117 Shasta Redding; Redding Quad. 243 Comment
  UCD66637  Lolium temulentum A. A. Beetle 1942-5-20 3332 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  CHSC93047  Lomatium bicolor var. leptocarpum R. Fischer 2005-5-23 455 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Growing outside of park along Rat Farm Road near the stockyard of the McArthur fairgrounds. 1010 Comment
  UC643304  Lomatium bicolor var. leptocarpum Alice Eastwood and John Thomas Howell 1940-6-11 7914 Shasta near Fall River Mills Comment
  POM260844  Lomatium bicolor var. leptocarpum Alice Eastwood, John Thomas Howell 1940-6-11 7914 Shasta Near Fall River Mills Comment
  RSA769170  Lomatium dissectum var. dissectum P. F. Zika, Julie Nelson 2010-5-16 24821 Shasta Clikapudi Trail, south side of reservoir (Shasta Lake), northwest of Buck Point, Shasta-Trinity National Forest 375 Comment
  RSA565076  Lomatium dissectum var. dissectum D. W. Taylor, James R. Shevock 1993-5-1 13403 Shasta South end Gray Rocks, Squaw Creek watershed, Shasta Lake region 854 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
  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
  JEPS89911  Lomatium macrocarpum Dean Wm. Taylor with Roy Buck 1987-6-4 8985 Shasta summit Mushroom Rock; Pit River Drainage, Big Bend 15' Quad. 680A, Mushroom Rock 1889 Comment
  POM310985  Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, Carroll E. Wood Jr. 1949-5-20 3287 Shasta Above Sacramento River, 5.7 miles SW of Hazel Creek 549 Comment
  SEINET197674  Lomatium marginatum Lincoln Constance, Lee Bonar Richard W. Holm. , Car 1949-5-20 3287 Shasta Above the Sacramento River 5.7 miles SW of Hazel Creek Comment
  JEPS175  Lomatium utriculatum C. F. Rose 1936-3-19 259 Shasta Redding Comment
  SEINET7073557  Lomatium utriculatum A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  UC1441336  Lomatium utriculatum Bert G. Brehm 1968-6-6 2912 Shasta about 8.5 mi W of Manton (Paynes Creek Rd. just S of jct with Rt. 9A) 487 Comment
  CHSC65803  Lonicera interrupta L. P. Janeway 1995-6-17 4790 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. 420 Comment
  POM260162  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding. Comment
  CHSC60346  Lonicera involucrata var. involucrata Mary Ann Showers 1992-7-19 2707 Shasta Lassen Volcanic National Park. Dersch Meadows. Right bank of Hat Creek, creek margin. 1950 Comment
  UCR206037  Lotus crassifolius var. crassifolius George K. Helmkamp, E. A. Helmkamp 2009-6-11 14973 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  SEINET3696604 Image available Lotus douglasii C. L. Hitchcock 1940-5-25 6586 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills 1341 Comment
  UCR77122  Lotus grandiflorus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7783 Shasta 7.3 road mi. SW of McCloud Bridge 366 Comment
  UC207652  Lotus grandiflorus var. grandiflorus Milo S. Baker 1900-5-4 Shasta near Donkey Mine Comment
  UC54365  Lotus nevadensis var. nevadensis H. M. Hall and E. B. Babcock Jun 1903 4238 Shasta Lava Beds, ne Shasta County Sierra Nevada Mountains 1219 Comment
  RSA406404  Lotus oblongifolius Christopher Davidson 1975-6-6 2715 Shasta Ca. 20 mi E of Redding on Hwy 44. 640 Comment
  JEPS91010  Lotus pinnatus Dean W. Taylor 1993-5-25 13507 Shasta Hamp Creek ca. 0.3 mi w Ponderosa Way ((Hagaman Gulch 7 1/2' USGS quadrangle)); Cascade Range 762 Comment
  RSA27018  Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles east of Redding 152 Comment
  UC764530  Lotus pinnatus R. F. Hoover 1937-5-19 2277 Shasta 7 mi from Redding (on Alturas Highway) Comment
  SEINET4035383  Lotus pinnatus C. Davidson 1975-1 2715 Shasta About 20 mi. east of Redding on Hwy 44. 640 Comment
  JEPS28474  Lotus purshianus var. purshianus George W. Gillett 1957-7-6 663 Shasta near summit of Table Mountain; Lassen Volcanic National Park, Table Mountain 2011 Comment
  JEPS55776  Lotus purshianus var. purshianus J. W. Blankinship 1909-11-17 Shasta Anderson Comment
  UC864757  Lotus purshianus var. purshianus C. L. Hitchcock 1940-5-17 6449 Shasta 3 mi e Redding 152 Comment
  UC1540161  Luina hypoleuca Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9234 Shasta between Pit River and McCloud River (extreme ne portion of county); Grizzly Peak 1889 Comment
  UC1543829  Lupinus Harold and Virginia Bailey 1948-8-25 3038 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC725345  Lupinus A. A. Heller 1941-7-24 16262 Shasta about midway between Summit Lake and Devastated Area; Lassen Volcanic National Park, btw Summit Lake and Devastate Comment
  UC865293  Lupinus C. Epling and Wm. Robison 1935-7-17 Shasta Lassen Park near Manzanita; Lassen Park near Manzanita Comment
  CAS-BOT-BC198279  Lupinus Charles Piper Smith 1932-5-14 4642 Shasta Redding, 2 miles north along railroad. Comment
  HSC49779  Lupinus adsurgens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9832 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 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
  LA83663  Lupinus albifrons O. H. Kappler; 1946-7-22 1366 Shasta Lassen National Park, northerly portion 2194 Comment
  SEINET5327627  Lupinus albifrons R. Adamson 1964-4-27 s.n. Shasta 2 mi E of Bella Vista on Highway 299. 183 Comment
  CAS-BOT-BC195947  Lupinus albifrons var. albifrons A. A. Heller 1905-5-26 7849 Shasta Near Redding Comment
  CAS-BOT-BC195944  Lupinus albifrons var. albifrons William A. Dayton 1913-6-15 268 Shasta Shasta National Forest. In Gregg's pasture 1219 Comment
  CAS-BOT-BC196041  Lupinus albifrons var. collinus L. E. Smith 1913-3-12 8 Shasta Pit River Comment
  UCR138744  Lupinus albifrons var. collinus A. Skelly, G. McCabe, B. Bletcher 1996-4-20 21 Shasta Shasta-Trinity: 4 mi west of Shasta/Tehama border off Hwy 36, 0.4 mi down route A-16 towards Redding 701 Comment
  CAS-BOT-BC196307  Lupinus albifrons var. eminens A. A. Heller 1918-4-21 12988 Shasta Two miles north of Anderson Comment
  SEINET5766846 Image available Lupinus albifrons var. eminens A. A. Heller 1918-1 12988 Shasta RR right of way; 2 mi N of Anderson Comment
  SBBG3537  Lupinus arbustus H. and M. Dearing 1939-6-12 3638 Shasta Mineral Entrance near Lassen Nat Park 1828 Comment
  SJSU3764  Lupinus arbustus C. W. Sharsmith 1963-6-15 7065 Shasta Viola 1341 Comment
  RSA91183  Lupinus arbustus subsp. silvicola F. W. Peirson 1926-6-22 6815 Shasta From Drakesbad to summit, Mt. Lassen National Park. Comment
  CDA13109  Lupinus argenteus var. argenteus G. F. Hrusa, T. D. Wilfred 1996-6-11 13044 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. West side of Bunchgrass Valley. Comment
  CHSC89795  Lupinus argenteus var. argenteus R. Fischer; J. Marr 2004-9-27 340 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She. On mdw. 1010 Comment
  CAS-BOT-BC208829  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1007 Shasta Goose Valley Comment
  CAS-BOT-BC208808  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-23 6511 Shasta Above Burney Falls, ca 1/4 south of falls. Comment
  OBI47580  Lupinus bicolor Unknown 1986-5-10 70 Shasta T29N, R10W, sec 15; jct of Stuarts Gap Rd and hwy 36 Comment
  RSA31850  Lupinus caudatus A. A. Heller 1941-7-24 16262 Shasta About midway between Summit Lake and the Devastated Area, Lassen Volcanic National Park. Comment
  CAS-BOT-BC215168  Lupinus croceus Dean Wm. Taylor; Barbara Williams 1987-6-28 9097 Shasta Summit of ridge just W of Battle Gap along FS Road 38N10 to Mushroom Rock 1767 Comment
  JEPS101786  Lupinus croceus Dean W. Taylor 1993-6-15 13607 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on divide with North Fork Salt Creek 1036 Comment
  JEPS13893  Lupinus croceus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3736 Shasta along Castella - Trinity River Road (at ridge top on county boundary Shasta - Trinity County Line); along Castella - Trinity River Road 1493 Comment
  UC726718  Lupinus lepidus var. lobbii A. A. Heller 1941-7-24 16257 Shasta near Noble Pass; near Noble Pass Comment
  CDA43215  Lupinus lepidus var. lobbii David B. Dunn 1971-8-15 18145 Shasta 60 miles north of Manzanita Lake on Hwy 89. 0 Comment
  CHSC85459  Lupinus lepidus var. sellulus G. F. Hrusa; T. D. Wilfred 1996-7-22 13371 Shasta Northeast California. Lassen National Forest. Along USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. 1625 Comment
  SBBG15260  Lupinus lepidus var. sellulus D. Myrick 1961-6-22 328 Shasta yellow pine flat on Hwy 89 near Burney Falls 914 Comment
  UC1537147  Lupinus lepidus var. sellulus Gordon H. True Jr. 1938-5-24 940 Shasta near Lake Britton; near Lake Britton 853 Comment
  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
  UCR45450  Lupinus microcarpus N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-5-11 99 Shasta 18 mi SW of Ono on City Rd. A16 712 Comment
  UCR138672  Lupinus microcarpus var. horizontalis M. Brooks, Julie Evens, H. Johnson 1997-4-27 35 Shasta Shasta-Trinity Co. line, Hwy 36, Beegum Gorge, south side of creek 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
  UC144509  Lupinus nanus A. A. Heller 1905-5-25 7850 Shasta near Redding; ; near Redding, Shasta Co. Comment
  UC73202  Lupinus nanus Milo S. Baker 1900-4-29 Shasta Stillwater at Laton Stillwater; Stillwater at Laton Comment
  UCD109099  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta 6 miles west of Simmons Way on Placer Road to Igo, ca. 9 miles southwest of Redding. Comment
  CHSC9325  Lupinus nanus var. vallicola G. Strausbaugh 1970-5-24 74 Shasta Extreme inland point of first cove w of Brandy Creek Swimming Area ca. 12 ft. above water. 373 Comment
  SBBG3680  Lupinus obtusilobus H. and M. Dearing 1948-9-12 6728 Shasta Mt Shasta [Patnher Crk] 2316 Comment
  UC16073  Lupinus obtusilobus Prof. Brewer 1860-1 2180 Shasta Lassen Peak Comment
  UCSB6318  Lupinus polyphyllus var. pallidipes Myrick, Donald 1964-7-22 Shasta Kings Creek Meadow Campground, Lassen Volcanic National Park 2255 Comment
  RSA34056  Lupinus vallicola subsp. vallicola A. A. Heller 1918-5-12 13019 Shasta Fish hatchery on McCloud River Comment
  UC485742  Luzula cascadensis H. F. Copeland 1932-8-15 Shasta King's Creek Meadow where the road crosses 2225 Comment
  HSC49131  Luzula comosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9858 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC436642  Luzula comosa var. laxa John Thomas Howell 1960-8-22 36341 Shasta Manzanita Lake 1783 Comment
  POM213968  Luzula divaricata H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. 2400 Comment
  RSA692609  Lychnis coronaria D. W. Taylor 1996-6-15 15670 Shasta Shasta County: Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta-Trinity National Forests. 427 Comment
  CDA19051  Lythrum salicaria C. Benefield 2000-8-2 PDR 1198617 Shasta Modoc Plateau; Horr Pond, between Big Lake and Fall River, in the vicinity of McArthur. 0 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
  SEINET3450905  Madia citriodora Lowell Ahart, John Dittes 2003-5-22 10197 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, east of the poor dirt road 250 Comment
  HSC46253  Madia elegans M. Alcasas 1978-5-13 70 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  CAS-BOT-BC343980  Madia elegans A. A. Heller 1914-8-30 11749 Shasta Hills 8 miles north of Redding Comment
  JEPS128714  Madia exigua Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21398 Shasta Extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  JEPS89658  Madia exigua Dean W. Taylor 1974-6-13 3701 Shasta Hwy. 89 at crossing of Pit R. at Lake Briton; Cascade Mts. 914 Comment
  RSA92845  Madia glomerata F. W. Peirson 1932-7-9 10297 Shasta Burney Springs, 1433 Comment
  UCR206057  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14977 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
  SD129769  Madia gracilis Roy E. Buck, Dean Wm. Taylor 1987-6-2 589 Shasta Northnorthwest-facing bank along road to Pit 5 Powerhouse, just east of minor saddle,ca.4 airkm.eastnortheast of confluence of PitRiver&Iron Comment
  POM260274  Madia minima C. L. Hitchcock 1940-5-23 6525 Shasta 1/2 mile above Burney Falls Comment
  SEINET10536494  Mahonia dictyota Mary Susan Taylor 1980-6-25 Taylor 2956 Shasta T38N R2W nw sec 35 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; Ash Camp, ca. 1.3 mi S of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due S of Wyntoon. With J. Prouty. 853 Comment
  UCD139050  Maianthemum racemosum G. F. Hrusa; T. D. Wilfred 1996-6-10 12997 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  CHSC96276  Maianthemum stellatum R. Fischer 2006-5-12 936 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the eastern shoreline of Big Lake, north end. 1007 Comment
  CHSC92978  Marah fabacea var. agrestis R. Fischer 2005-4-17 573 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from rocky outcrop on east facing slope overlooking lower Big Lake. 1028 Comment
  POM259987  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  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
  HSC49780  Melica geyeri J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9831 Shasta Deer Lick Springs Rd. about 2 mi. from its junction with State Route 36 915 Comment
  RSA26994  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  CHSC116251  Melica harfordii Barbara L. Wilson; Nick Otting 2015-5-29 84141 Shasta Pollard Gulch Day Use Area on the Sacramento River; 40.99647 north, 122.41309 west, +/- 39 feet. 413 Comment
  RSA702141  Mentha canadensis R fischer 2004-7-4 333 Shasta Ahiumawi Lava Springs State Park; Crystal Springs; 3 miles north of Mc Arthur, on western edge Modoc Plateau. 1008 Comment
  HSC14240  Mentha pulegium D. E. Anderson 1962-8-5 2293 Shasta Lower Salt Creek Campground, along Hwy. 99 Comment
  JEPS28551  Mentzelia dispersa George W. Gillett 1957-7-9 682 Shasta about 2 mi s Big Springs (Confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC429244  Micranthes oregana Alice Eastwood 1912-6-29 817 Shasta Goose Valley Comment
  CAS-BOT-BC432851  Micranthes tolmiei Hans Leschke 1959-8-10 1647 Shasta Lassen Volcanic National Park. Slope above Soda Lake 2514 Comment
  SEINET7072725  Microseris acuminata A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near Lake Redding. UTM Zone 10, 551043mE, 4493417mN. Coordinate datum: NAD 27.) Comment
  CHSC84115  Microseris elegans Lowell Ahart; John Dittes 2003-5-12 10134 Shasta About 50 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET3450910  Microseris elegans Lowell Ahart, John Dittes 2003-5-12 10134 Shasta Cottonwood, Cottonwood, about 12 miles by air east/northeast of Cottonwood, 2.8 air miles west/southwest of Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, 50 yards east of the barn 260 Comment
  CHSC96176  Microseris nutans R. Fischer 2006-5-14 894 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the Juniper Trail, ca. 0.5 miles ne of camp site 7. 1030 Comment
  JEPS95279  Microseris nutans Vernon H. Oswald and Lowell Ahart 1994-4-27 6143 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.1 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 396 Comment
  CAS-BOT-BC349360  Microseris nutans Alice Eastwood 1912-6-29 845 Shasta Goose Valley Comment
  OBI65257  Microseris nutans David J. Keil 2004-7-10 30316 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.676'N x 121 deg. 28.686'W 1539 Comment
  UC1736643  Mimulus bolanderi Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9722 Shasta Pit River Canyon, Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  UCD93998  Mimulus bolanderi Dena Grossenbacher; Joel Smith 2008-6-24 891 Shasta Along Highway 36 about 1 mile east of Trinity County line. 1037 Comment
  JEPS3323  Mimulus breweri George Gillett 1952-8-16 191 Shasta Lost Creek Lassen Volcanic National Park 1920 Comment
  UC1023726  Mimulus breweri Francis W. Pennell 1940-7-21 26220 Shasta w Summit Lake (Route 89); Lassen National Park 1981 Comment
  SBBG27311  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Crk, W of Fall River Hills Comment
  JEPS10472  Mimulus guttatus W. L. Jepson 1940-7-4 20132 Shasta swamp 2 mi below Montgomery Creek 640 Comment
  UC1736213  Mimulus inflatulus Dean W. Taylor 1991-6-12 11886 Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline Comment
  UC1736260  Mimulus kelloggii Dean William Taylor 1988-5-4 9610 Shasta Roat to Pit no 6 Dam from Short Creek Cape Horn Creek; Pit River Drainage 670 Comment
  RSA27012  Mimulus kelloggii C. L. Hitchcock 1940-5-20 6501 Shasta 25 miles east of Redding. Comment
  JEPS86979  Mimulus layneae David M. Thompson 1988-6-6 935 Shasta ca. 6 air mi ne Burney My. lookout (7.3 mi s of Hwy 299 jct along Hwy 89, 0.2 mi s of Lassen National Forest boundary sign, w side of Hwy) 1035 Comment
  RSA113317  Mimulus layneae E. K. Balls, Lee W. Lenz 1956-6-18 21811 Shasta Crossroads about Burney Falls (jct. State Hwy 89, and US Hwy 299). 1006 Comment
  SEINET10570239  Mimulus layneae Patricia L. Kenney 1973-6-4 Kenney 403 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 mi s of Dunsmuir. 457 Comment
  PASA128  Mimulus mohavensis Frank W. Peirson 1922-5-14 Shasta Half way from Victoryville to Barstow. On so-called Devil's Kitchen Comment
Read comments Jun 24 2016
  UC1036163  Mimulus moniliformis George W. Gillett 1953-8-12 326 Shasta 1 mi below Kings Creek Falls; Lassen Volcanic National Park 1935 Comment
  UC1553534  Mimulus nanus var. jepsonii E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 67 Shasta 3.0 mi n Hwy. 299 (Bunchgrass rd.); hatchet Mtn. 1524 Comment
  JEPS3320  Mimulus nanus var. mephiticus George Gillett 1952-7-4 55 Shasta 15 mi n Lassen Volcanic National Park (on State Highway No. 89, near entrance to Subway Cave) 1371 Comment
  JEPS3325  Mimulus nanus var. mephiticus George Gillett 1952-7-8 59 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway No. 89) 1219 Comment
  JEPS10999  Mimulus primuloides Chesnut and Drew 1891-1 Shasta Lassen Peak Northern Sierra Comment
  UC1543764  Mimulus primuloides Harold and Virginia Bailey 1948-8-28 2973 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS8695  Mimulus primuloides subsp. linearifolius Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3735 Shasta 10 mi w Castella (along forest road to Trinity River) 1249 Comment
  JEPS28793  Mimulus primuloides subsp. primuloides George W. Gillett 1957-8-20 1110 Shasta Brokeoff Meadows, in aspen grove above cabins Lassen Volcanic National Park 1920 Comment
  JEPS80698  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-9 5148 Shasta from King Creek meadow crossing, along Route 89, at western crossing, Lassen National Park Lassen National Park; , Route 89 Comment
  RSA234805  Mimulus primuloides var. linearifolius Francis W. Pennell 1940-7-19 26190 Shasta Along Shotgun Creek, north of Lamoine. 549 Comment
  HSC26585  Mimulus primuloides var. primuloides D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19211 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC917312  Mimulus tilingii K. L. Olson 1949-7-30 15 Shasta King's Creek Meadow Mt. Lassen National Park Comment
  UC1036204  Mimulus torreyi George W. Gillett 1953-7-17 281 Shasta opposite Big Springs (w side of Hwy 89, ne of Lassen Volcanic National Park); Lassen National Forest 1402 Comment
  UC1736601  Mimulus torreyi Dean W. Taylor 1993-6-1 13530 Shasta Bonnie Crags (ca. 5 air mi S Whitmore); prominent barren rock cliffs and slabs (of volcanic tuff) along Ponderosa Way 0.5 mi S of bridge over North Fork Bear Creek 731 Comment
  UCD123087  Mimulus torreyi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7374 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  HSC27931  Mimulus torreyi Gary S. Lester 1973-7-31 54 Shasta 1 mi. out of Viola on Hwy. 44 towards Lassen Co. 1311 Comment
  RSA113770  Mimulus torreyi George W. Gillett 1953-7-17 281 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. West side of road opposite Big Springs. 1402 Comment
  HSC65911  Minuartia californica S. Harris, B. Ferguson, M. Moble, M. Smith 1980-5-3 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  SEINET7073013  Minuartia californica A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC388870  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  JEPS90747  Minuartia douglasii Dean Wm. Taylor with Robert A. Price 1988-6-1 9695 Shasta on Black Ranch Rd. ca. 3.3 mi n Burney and Highway 299 ((Burney 15' quadrangle)); Pit River watershed, Burney Valley 944 Comment
  UC1587085  Minuartia douglasii G. Schoolcraft 1991-6-5 2146 Shasta about 5.5 mi s Pittville 1097 Comment
  UCD98342  Minuartia nuttallii var. gracilis Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 330 Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC435106  Mollugo verticillata L. E. Smith 1913-7-23 484 Shasta Anderson Comment
  CAS-BOT-BC376361  Monardella Greg de Nevers 2001-7-25 12624 Shasta Ahjumawi State Park. 914 Comment
  CHSC65639  Monardella breweri subsp. lanceolata L. P. Janeway 1995-7-2 4826 Shasta Along road to 'Pit 6 Dam' 3.7 mi west of Big Bend Road. On road cutbank through steep south-facing mid-slope on east side of canyon of Pit River between Cape Horn Creek and Short Creek. 640 Comment
  JEPS104837  Monardella breweri subsp. lanceolata Dean W. Taylor 1996-6-15 15668 Shasta McCandless Gulch; along McCandless Gulch Road 1.5 miles northwest from Highway 299 (about 16 air miles NE of Redding); Shasta-Trinity National Forest 609 Comment
  HSC96653  Monardella lanceolata Thomas W. Nelson, Joe Molter 2004-6-21 9255 Shasta Along road to PG&E dam #6, 3.1 mi. from junction with Big Bend Rd. 673 Comment
  RSA83380  Monardella odoratissima F. W. Peirson 1932-7-9 10292 Shasta Burney Springs, 1433 Comment
  UC54597  Monardella odoratissima subsp. glauca H. M. Hall and E. B. Babcock June, 1903 4262 Shasta Near Bald Mt. south of Fall River Mills; Sierra Nevada Mountains 1158 Comment
  JEPS63402  Monardella odoratissima subsp. pallida W. L. Jepson 1929-9-28 15289 Shasta Manzanita Lake, Lassen Peak 1828 Comment
  SBBG6450  Monardella odoratissima subsp. pallida H. and M. Dearing 1948-9-12 6730 Shasta Mt Shasta [Patnher Crk] Comment
  UC519257  Monardella odoratissima subsp. pallida H. F. Copeland 1920-7-29 435 Shasta Jonesville woods Jonesville Comment
  CAS-BOT-BC222121  Monardella odoratissima subsp. pallida A. H. Kramer 1930-7-19 28 Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC222123  Monardella odoratissima subsp. pallida H. M. Hall; E. B. Babcock 1903-6-1 4281 Shasta Macomber Flat, North Fork Battle Creek, Eastern Shasta County 1219 Comment
  UC1553471  Monardella purpurea E. Dean 1988-7-13 126 Shasta West side of rd. 38N10 going north to Red Mtn. just north of jct. w/37N72Y (where power lines cross rd.); Pacific Crest Trail on west side of rd. traveling north. Comment
  RSA530107  Monardella purpurea D. W. Taylor, Glenn L. Clifton, Rexford E. Palmer, Roy Buck 1987-6-28 9092 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  CAS-BOT-BC94482  Montia R. C. Wenk 2005-7-20 355 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  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
  CHSC27860  Montia linearis Robin Ondricek 1978-4-22 14 Shasta Ca. .3 mi e of Pit No 5 Dam on s side of dirt road which parallels n bank of Pit River, Shasta National Forest. 646 Comment
  CHSC61169  Montia linearis Vernon H. Oswald; Lowell Ahart 1993-5-12 5393 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
  RSA529968  Montia linearis D. W. Taylor 1988-6-21 9841 Shasta Burney Spring, S base Burney Mtn, Lassen National Forest. 1445 Comment
  CAS-BOT-BC445127  Montia parvifolia Jas. McMurphy 1914-6-27 s.n. Shasta Balaklala [Balaklaia] Mine, 12 mi N. Redding Comment
  RSA201281  Muhlenbergia filiformis J. T. Howell 1960-8-22 36401 Shasta Dersch Meadows. 1982 Comment
  UCD86700  Muhlenbergia filiformis Lewis S. Rose 1945-9-8 45279 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC260506  Muhlenbergia filiformis Hans Leschke 1959-8-8 1624 Shasta Cold Boiling Lake 2257 Comment
  RSA88320  Myosotis discolor Alice Eastwood 1912-6-29 711 Shasta Goose Valley Comment
  CAS-BOT-BC478185  Myosotis laxa G. K. Helmkamp; E. A. Helmkamp 2009-6-11 14961 Shasta Southern Cascade Mountains: McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  SEINET8043938 Image available Myosotis laxa G. K. Helmkamp, E. A. Helmkamp 2009-1 14961 Shasta Southern Cascade Mountains: McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44. 1099 Comment
  SEINET5624123 Image available Myosotis sylvatica C. Grade 1968-1 3 Shasta ca. 3.5 mi E of Cottonwood, ca. 0.75 mi N of Balls Ferry Road 73 Comment
  CDA37266  Myriophyllum sibiricum B. Villegas 2008-7-9 s.n. Shasta McArthur area, Big Lake, near Rat Farm boat ramp. 0 Comment
  CDA20564  Myriophyllum spicatum Misslin 2005-8-2 PDR 1360602 Shasta Northern California; Little Tule River at McArthur Rd bridge. 0 Comment
  CDA29718  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 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
  CDA18997  Najas guadalupensis B. Kreps 2000-9-19 PDR 821288 Shasta along Knighten Rd., in the vicinity of Anderson. 0 Comment
  UC1601999  Nama lobbii H. M. Hall and E. B. Babcock June, 1903 4234 Shasta Sierra Nevada Mountains Sierra Nevada Mountains (in the lava-beds, North-Eastern Shasta County) 1219 Comment
  CAS-BOT-BC515990  Narthecium californicum Alice Eastwood 1923-5-28 11967 Shasta Near Sims Comment
  CAS-BOT-BC60327  Nasturtium officinale C. L. Hitchcock 1940-5-24 6540 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CDA10976  Navarretia atractyloides G. F. Hrusa 1991-6-25 8464 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton. on Sand Pit Rd. Comment
  UC455660  Navarretia divaricata I. J. Condit 1911-8-5 Shasta Castella Comment
  JEPS128769  Navarretia heterandra Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21392 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
  SBBG115536  Navarretia heterandra B. Crampton 1960-6-16 5656 Shasta Glenburn, 4.5 mi N of Fall River Mills 1066 Comment
  CAS-BOT-BC94935  Navarretia intertexta R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 893 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  UC1607505  Navarretia intertexta subsp. intertexta Barbara Ertter with Julie Kierstead Nelson 1993-5-16 11838 Shasta 2 air mi e junction of Oasis Road and Old Oregon Trail (Nelson residence on ne side of Redding); Redding 213 Comment
  JEPS69650  Navarretia leptalea subsp. leptalea W. L. Jepson 1914-8-10 5754 Shasta moist meadow in Upper Fall River Valley (Dana, ne Shasta Co) 1036 Comment
  JEPS70371  Navarretia leucocephala Mary Alice King 1921-1 Shasta Anderson Comment
  UCD48539  Navarretia leucocephala subsp. minima Beecher Crampton 1958-8-12 5081 Shasta 5.6 miles south of Burney, Shasta County. 1371 Comment
  CDA13547  Navarretia sinistra G. F. Hrusa, T. D. Wilfred 1996-7-22 13374 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS100695  Navarretia tagetina Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9623 b Shasta Cow Creek along Highway 44 1.4 miles upstream from Milleville, under PG&E high-voltage electrical transmission lines Comment
  CHSC9463  Nemophila heterophylla G. Strausbaugh 1970-3-29 18 Shasta Partly shaded east bank of Whiskey Creek ca. 50 yds. west of Whiskeytown Hwy. and ca. 25 ft. above water's edge. 376 Comment
  JEPS1513  Nemophila heterophylla Mrs. C. F. Rose 1935-4-21 32 Shasta 15 mi nw Redding; nw of Redding Comment
  JEPS1515  Nemophila heterophylla C. F. Rose 1935-5-13 59 Shasta 20 mi nw Redding (= Whiskeytown); nw of Redding, = Whiskeytown Comment
  UC880888  Nemophila heterophylla Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  CHSC93006  Nemophila pedunculata R. Fischer 2005-4-15 507 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow near Ya-She camp. 1008 Comment
  UC52236  Nemophila pedunculata H. M. Hall and E. B. Babcock 1903-6-24 4266 Shasta Hat Creek Comment
  UC726907  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 mi e Ono; e of Ono Comment
  UC606939  Nemophila pedunculata L. Constance 1938-6-12 2338 Shasta 9 mi ne Montgomery Creek (w of summit of Hatchet Mountain); w of summit Hatchet Mountain, ne of Montgomery Creek 1249 Comment
  HSC99991  Nerium oleander J. P. Smith 2009-8-24 12671 Shasta Along Rock Creek at junction with Iron Mountain Road 218 Comment
  CHSC115027  Neviusia cliftonii Stephanie Puentes 2010-8-30 Shasta Along a tribulary of Stein Creek. Along stream and up steep banks of the creek. 423 Comment
  JEPS88677 Image available Neviusia cliftonii Dean Wm. Taylor with Glenn Clifton 1992-5-5 12513 Shasta along Hwy 299 2.5 mi e junction with Oak Run Road ((7.4 road mi w of Round Mountain post office)); Klamath Region, Devils Rock 7 1/2' quadrangle, Cedar Creek d 441 Comment
  NY436088  Neviusia cliftonii D. W. Taylor 1992-5-5 12513 Shasta Cedar Creek drainage, along Highway 299 2.5 miles E of the function with Oak Run Road (7.4 road miles W of Round Mountain post office). (Devils Rock 7½' quadrangle). 442.0 Comment
  RSA760747  Neviusia cliftonii James R. Shevock 1993-5-2 12203 Shasta Adj. to Little Cedar Creek off Hwy 299, just south of Shasta-Trinity National Forest. 549 Comment
  UCR78367  Neviusia cliftonii J. R. Shevock, Barbara Ertter 1992-6-13 12197 Shasta Along Shasta Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 mi from Hwy 299 and about 25 air mi NNE of Redding) 366 Comment
  UCR88615  Neviusia cliftonii Robert Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Forest Service Station (and bridge over Squaw Creek) 366 Comment
  HSC104358  Neviusia cliftonii Len Lindstrand III 2015-5-15 21236 Shasta Cove Creek, upslope of confluence with Shasta Lake, approx. 1.4 mi. NW of Bear Mountain 335 Comment
  RSA0005633  Neviusia cliftonii James R. Shevock, B. Ertter 1992-6-13 12197 Shasta Along Shasta-Trinity NF Rd 27, 0.6 mi. N of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 mi. from hwy 299 and ca. 25 airmiles NNE of Redding. 366 Comment
  CDA10989  Nicotiana attenuata G. F. Hrusa 1991-6-27 8481 Shasta Pit River Drainage; Road above Hat Creek Powerhouse #2. Comment
  UCD163088  Notholithocarpus densiflorus Jack Major date unknown s.n. Shasta Summit. Road between Trinity River and Castella. (Exact location unknown. Coordinates estimated by label maker. Possibly collected in 1967.) 1500 Comment
  HSC44851  Odontostomum hartwegii J. P. Smith 1973-5-6 6547 Shasta Oak Bottom Campground in Whiskeytown Recreation Area Comment
  RSA275396  Odontostomum hartwegii Smith 1973-5-6 6547 Shasta Oak Bottom Campground in Whiskeytown Recreation Area. Comment
  SEINET3992202  Odontostomum hartwegii Francia Chisaki, I. Tavares 1956-5-19 717 Shasta On Hwy. 299, 5.1 mi S. W. of Bella Vista Comment
  SEINET7072724  Odontostomum hartwegii A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near south end of Lake Boulevard [presently Lake Redding] Coordinate datum: WGS84/NAD83. (40? deg. 35' 28" North Latitude, -122? deg. 23' 34" West Longitude. UTM Zone 10, 551378E, 4493341mN. Coordinate datum: NAD 27.) Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  JEPS55583  Odontostomum hartwegii H-M. Beard 1966-5-28 Shasta raised at U.C. Botanical Garden Comment
  JEPS62086  Odontostomum hartwegii J. W. Blankinship 1911-5-31 Shasta <Redding> Comment
  POM204024  Odontostomum hartwegii Alice Eastwood, John Thomas Howell 1934-4-21 1834 Shasta 6 miles north of Redding. Comment
  SEINET8263375  Odontostomum hartwegii Frank Callahan 1995-5-20 Shasta south of Jct. of Ash Creek Rd. and Wildcat Rd. Comment
  CHSC92996  Oenothera flava subsp. flava R. Fischer; J. Marr 2005-5-23 488 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. This mdw. area is near the old McArthur Swamp lands. 1013 Comment
  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
  CAS-BOT-BC254337  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta 4.4 miles N of Anderson, SW corner Redding Airport Comment
  CAS-BOT-BC254344  Orcuttia tenuis R. F. Hoover 1936-5-22 1210 Shasta 4 miles N of Anderson Comment
  CHSC45783  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-16 753 Shasta Central Valley. Stillwater Plains, 0.5 miles SE of S end of main runway at Redding Municipal Airport, 0.4 miles NE of the intersection of Airport and Fig Tree roads. Vernal pool. 146 Comment
  OBI71117  Orcuttia tenuis R. D. Stone 1986-1 Shasta Comment
  SBBG115593  Orcuttia tenuis B. Crampton 1960-6-15 5625 Shasta ca. 4.4 mi N of Anderson, at sw corner of Redding Municipal Airport Comment
  UC1738841  Orcuttia tenuis Dean Wm. Taylor with Robert A. Price 1988-6-1 9711 Shasta meadow between Goose Valley and Burney Valley 1249 Comment
  UCD37263  Orcuttia tenuis Beecher Crampton 1958-8-12 5075 Shasta Shasta County, 3.3 miles north of Anderson, 3 miles south of Redding Municipal Airport. Comment
  UCD37265  Orcuttia tenuis Beecher Crampton 1958-8-12 5078 Shasta Shasta County, 4.4 miles north of Anderson, southwest of Redding Municipal Airport. Comment
  CAS-BOT-BC349977  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-17 1086 Shasta Lassen Volcanic National Park. Emerald Lake 2468 Comment
  JEPS120216  Oreostemma alpigenum var. andersonii Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne 2012-8-31 2012 -094 Shasta Peavine fen, north of Pit River, west of Hwy. 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades Comment
  JEPS28785  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-17 1086 Shasta Emerald Lake Lassen Volcanic National Park 2468 Comment
  HSC46250  Orobanche fasciculata M. Alcasas 1978-5-13 81 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UCD123237  Orthocarpus cuspidatus subsp. cryptanthus D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at West Sulphur Creek to Mill Creek Falls. 2010 Comment
  JEPS14195  Osmorhiza berteroi W. L. Jepson 1940-7-4 20128 Shasta Little Hatchet Creek 1158 Comment
  UC875277  Osmorhiza berteroi E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  POM82969  Osmorhiza berteroi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC60326  Packera cana Mary Ann Showers 1992-6-27 2627 Shasta Lassen Volcanic National Park. Ridge between Chaos Crags and pumice flat (cirque) northwest of Crescent Crater. 2377 Comment
  OBI77298  Packera cana Anthony Baniaga 2011-6-19 382 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1302 Comment
  HSC103520  Packera cana Thomas W. Nelson, Jane Nelson 1986-6-23 8129 Shasta Along State Route 44, .7 mi. from Old Station near foot of steep grade Comment
  CAS-BOT-BC316868  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-27 6635 Shasta near McArthur Comment
  JEPS100760  Panicum capillare Dean W. Taylor 1999-8-13 17336 Shasta lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake) 701 Comment
  UC185988  Panicum capillare A. S. Hitchcock 1908-8-3 27 Shasta Castle Crag Comment
  CAS-BOT-BC253689  Panicum capillare L. E. Smith 1914-7-4 743 Shasta Redding Comment
  SEINET10827023  Panicum capillare var. brevifolium A. S. Hitchcock 1908-8-3 Hitchcock 27 Shasta Castle Crag. Open moist ground. Comment
  POM257055  Paspalum distichum Virginia Long 1931-6-11 87 a Shasta Anderson (1 mile N. of) Comment
  UCSB25421  Paxistima myrsinites McMinn, Howard 1941-5-3 Shasta Between McArthus and McCloud Comment
  CHSC27875  Pedicularis densiflora Robin Ondricek 1978-3-19 4 Shasta Pit River arm of Shasta Lake. 329 Comment
  CHSC57523  Pedicularis densiflora C. Underwood 1987-4-13 8 Shasta 10 yds. from se corner of Stillwater Rd. and Hwy 299, 6 1/2 mi. e of Redding. Comment
  RSA80836  Pedicularis semibarbata F. W. Peirson 1932-7-10 10216 Shasta Interlake region, Thousand-Lake Basin. 1951 Comment
  SD87713  Pedicularis semibarbata Frank W. Peirson 1932-7-10 10216 Shasta 1000-Lake Basin 1951 Comment
  SEINET3873374  Pellaea brachyptera D. W. McNeal 1977-6-6 2042 Shasta Above Hwy. #36, 6.7 mi. west of the jct. of Hwy. #A-16.; 0 Comment
  HSC72297  Pellaea mucronata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9621 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UC679364  Pellaea mucronata var. mucronata Dr. L. N. Dimmick 1879-1-10 Shasta Comment
  NY1056911  Penstemon azureus subsp. azureus T. W. Nelson 2004-6-21 9257 Shasta Along road to PG7E Pit dam #6. 3.3 miles from junction with Big Bend road. Cascades of Califronia 560 Comment
  POM260296  Penstemon azureus subsp. azureus C. Leo Hitchcock 1940-5-20 6504 Shasta 25 miles east of Redding. Comment
  RSA104152  Penstemon azureus subsp. azureus Elmer I. Applegate 1929-6-18 5756 Shasta Pollock, Sacramento River Canyon. Comment
  RSA21192  Penstemon azureus subsp. azureus Carl B. Wolf 1937-8-8 9079 Shasta Sacramento River Canyon, 5.7 miles N of Lamoine. 549 Comment
  JEPS11244  Penstemon azureus var. azureus Elna Long 1934-4-28 Shasta between Baird Fish Hatchery Baird Caves; between Baird Fish Hatchery and Baird Caves Comment
  NY571195  Penstemon azureus var. azureus A. A. Heller 1905-5-26 7867 Shasta At the river bridge near Redding Comment
  NY571196  Penstemon azureus var. azureus A. A. Heller 1905-5-26 7867 Shasta At the river bridge near Redding Comment
  JEPS79375  Penstemon davidsonii var. davidsonii L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5147 Shasta about 100 m e Ski Heil Peak summit (n of Emerald Lake); Lassen National Park, , Ski Heil Peak 2651 Comment
  UC604411  Penstemon davidsonii var. davidsonii Herbert McLean Evans Shasta Lassen Peak 2743 Comment
  JEPS57388  Penstemon filiformis L. R. Heckard and T. I. Chuang 1968-7-2 1960 Shasta 2 1/2 mi n of La Moine (about 1 mi n of Pollard Flat, w side of Sacramento River); Sacramento River 426 Comment
  NY593762  Penstemon filiformis F. W. Pennell 1940-7-19 26187 Shasta Shotgun Creek, north of Lamoine 548.6 Comment
  UC1034029  Penstemon filiformis Francis W. Pennell 1940-7-19 26187 Shasta n Lamoine (Shotgun Creek); n of Lamoine, Shotgun Creek 548 Comment
  JEPS9320  Penstemon gracilentus George W. Gillett 1953-7-31 304 Shasta Noble Pass Lassen Volcanic National Park, Noble Pass (ne corner of Lassen Volcanic National Park) 1859 Comment
  SEINET6062650  Penstemon gracilentus Kenneth Heil, Heil, Marilyn 2014-7-16 35224 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UCSB12986  Penstemon gracilentus Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Mt. Shasta 2316 Comment
  JEPS9344  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2225 Comment
  NY601597  Penstemon heterodoxus var. shastensis H. M. Hall 06 1903 4273 Shasta "Great Spring", Hat Creek, Sierra Nevada Mountains 1371.6 Comment
  NY601605  Penstemon heterodoxus var. shastensis G. W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow 2225.0 Comment
  UC1036168  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-23 295 Shasta above lake near Hat Creek (vicinity of Hat Lake, Lassen Volcanic National Park); Lassen Volcanic National Park, vicin Hat Lake, nr Hat Creek 1950 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
  CHSC31041  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-9 3120 Shasta On w side of 33N07, ca. 1.3 mi n of Damnation Summit, ca. 14.4 mi w of Delta on I5. 1341 Comment
Read comments Aug 31 2009
  CHSC1868  Penstemon neotericus M. Underhill 1952-8-1 Shasta 2133 Comment
  CHSC49035  Penstemon neotericus Vernon Oswald 1986-6-27 2163 Shasta Wildcat Rd. 0.2 mi s of the road to Ball's Ferry. 518 Comment
  RSA309610  Penstemon neotericus Walter Wisura 1983-9-17 3941 Shasta 5 mi E of Viola along Hwy 44. Comment
  UC584353  Penstemon neotericus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2420 Shasta near summit Red Mountain; near summit of Red Mountain Comment
  NY605193  Penstemon neotericus B. Anderson 1986-7-8 3111 Shasta Route 299, 1.6 km east of Burney 930 Comment
  NY605196  Penstemon neotericus F. W. Pennell 1940-7-21 26212 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1859.3 Comment
  SEINET7790180  Penstemon neotericus Unknown 1972-7-11 s.n. Shasta Lassen National Park Comment
  RSA272557  Penstemon newberryi Porter Lowry 1977-7-6 868 -b Shasta Ca 3 mi east of Viola on State Hwy 44. Comment
  JEPS28749  Penstemon newberryi var. newberryi George W. Gillett 1957-8-10 1032 Shasta Pilot Pinnacle Lassen Volcanic National Park, Pilot Pinnacle 2706 Comment
  UC1543753  Penstemon newberryi var. newberryi Harold and Virginia Bailey 1948-8-27 2943 a Shasta Lassen Peak trail Lassen Volcanic National Park, Lassen Peak trail 2590 Comment
  UC1543825  Penstemon newberryi var. newberryi Harold and Virginia Bailey 1948-8-27 2946 Shasta ridge overlooking Lake Helen, along trail from Lassen Peak parking lot Lassen Volcanic National Park 2590 Comment
  UC1553533  Penstemon parvulus E. Dean 1988-7-11 119 Shasta trail to Castle Dome Castle Crags (serpentine area just below turn-off to Indian Springs) 1341 Comment
  CHSC31038  Penstemon rupicola M. S. Taylor; J. Prouty 1980-6-25 2968 Shasta Grizzly Peak and western ridge. Ca. 5 mi due e of Lake McCloud. 1889 Comment
  UC711909  Penstemon rydbergii var. oreocharis Roxana S. Ferris and Laura Lorraine 1941-8-10 10467 Shasta near Summit Lake (Lassen National Park); , near Summit Lake 2042 Comment
  UC726421  Penstemon rydbergii var. oreocharis A. A. Heller 1941-8-16 16299 Shasta lower end of Upper King Creek Meadow Lassen Volcanic National Park, Upper King Creek Meadow 2133 Comment
  UC726947  Penstemon rydbergii var. oreocharis A. A. Heller 1942-8-14 16523 Shasta margin of Upper King Creek Meadow Comment
  CAS-BOT-BC239615  Penstemon rydbergii var. oreocharis Blanche Clear 1940-7-28 s.n. Shasta King's Creek Meadow, Lassen Volcanic Park Comment
  NY660840  Penstemon speciosus F. W. Pennell 1940-7-21 26215 Shasta Pass between Manzanita Lake and Lost Creek, Manzanita Lake, Lassen National Park 1767.8 Comment
  SD46691  Penstemon speciosus E. K. Balls, L. W. Lenz 1956-6-19 21817 Shasta 20.5 mi. se. along Hwy. 89, from crossroads with U.S. Hwy. 299, Hat Creek 975 Comment
  NY661039  Penstemon speciosus subsp. speciosus G. W. Gillett 1953-7-9 270 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. Near Creek below Big Spring. 1402.1 Comment
  CAS-BOT-BC77119  Pentagramma triangularis subsp. triangularis H. W. Brannan 1913-3-10 376 Shasta Trinity Forest 381 Comment
  CAS-BOT-BC140473  Peraphyllum ramosissimum Greg de Nevers 2001-7-25 12615 Shasta Ahjumawi State Park 914 Comment
  UC1390019  Perideridia bolanderi subsp. bolanderi T. I. Chuang and L. Constance 1966-6-12 6043 Shasta on Hwy 99W 1 mi s Pollard Flat Comment
  POM82502  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC1312897  Perideridia oregana L. Constance and T. I. Chuang 1967-7-21 3792 Shasta 3 1/2 mi w Platina 822 Comment
  CDA13532  Perideridia parishii subsp. latifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13359 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS1757  Petrorhagia dubia Duane Cutright 1952-4-12 32 Shasta 1 1/2 mi n Anderson 106 Comment
  CDA40338  Phacelia corymbosa L. P. Janeway 2001-7-8 7286 Shasta Klamath Ranges; Near an un-named spring along Road 29N39, 3.1 km west of Road 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. Comment
  UCR77112  Phacelia egena G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7772 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  SEINET12329228  Phacelia frigida W. Knight, Knight, I. 1983-1 4936 Shasta near Lake Helen, on loop highway, Lassen Volcanic National Park 2438 Comment
  RSA74850  Phacelia frigida subsp. frigida F. W. Peirson 1926-6-23 6838 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  SBBG15257  Phacelia hastata D. Myrick 1961-6-24 353 Shasta W shore of Hat Lake 2133 Comment
  JEPS28501  Phacelia hastata subsp. compacta George W. Gillett 1957-7-11 719 Shasta talus slopes above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  HSC13663  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-24 6536 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  JEPS114473  Phacelia heterophylla subsp. virgata Lowell Ahart, John Dittes 2008-6-19 14852 Shasta On dry gray soil around rocks about 140 yards east of the Pit River, about 10 yards west of Cassel-Fall River Road, about 50 yards south of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall Rive 993 Comment
  SD104424  Phacelia heterophylla subsp. virgata Reid Moran 1978-6-25 26094 Shasta West of Little Roaring Creek. 725 Comment
  POM260119  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-20 6491 Shasta 25 miles east of Redding. 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
  HSC84317  Phacelia mutabilis J. P. Smith, Thomas W. Nelson 1982-5-15 10426 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  UC73686 Image available Phacelia mutabilis Milo S. Baker 1898-7-10 344 Shasta Stalker's; ; Stalker's, Shasta Co. Comment
  JEPS101547  Phacelia procera Dean W. Taylor 1999-8-13 17341 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  UC726934  Phacelia procera A. A. Heller 1928-7-24 14692 Shasta Butte Meadows Comment
  HSC46255  Phacelia tanacetifolia M. Alcasas 1978-5-13 68 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  JEPS74041  Phalaris paradoxa Virginia E. Long 1931-5-11 63 a Shasta Anderson Comment
  CAS-BOT-BC77392  Philadelphus lewisii Geo. B. Grant 1902-9-18 5282 Shasta Redding Comment
  CAS-BOT-BC77398  Philadelphus lewisii A. A. Heller 1905-6-3 7957 Shasta Near Middle Creek Station Comment
  CAS-BOT-BC77400  Philadelphus lewisii Elmer I. Applegate 1929-6-23 5837 Shasta Above Ingot Comment
  CAS-BOT-BC77403  Philadelphus lewisii Alice Eastwood 1912-6-27 652 Shasta Montgomery Creek Comment
  UCSB27148  Philadelphus lewisii Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground; 9 miles north of Loftus; along U. S. Highway 99 457 Comment
  CAS-BOT-BC77397  Philadelphus lewisii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  OBI29896  Philadelphus lewisii subsp. californicus Robert J. Rodin 1971-6-14 8465 Shasta At Slate Crk about 35 mi N of Redding along hwy 5 701 Comment
  CAS-BOT-BC232865  Phlox John Thomas Howell 1964-5-13 40706 Shasta Lava flow just N of Hot Creek Post Office Comment
  OBI76930  Phlox diffusa Anthony Baniaga 2011-6-10 331 Shasta Lassen Natl forest. Along Hwy 89 between Rocky campground and Sugarloaf Day area. Old Station quad. T33N R5E 1286 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
  JEPS28548  Phlox gracilis George W. Gillett 1957-7-8 677 Shasta 5.8 mi ne Manzanita Lake Entrance Station (0.25 mi s of Burney Highway); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UC23593  Phlox gracilis M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley 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
  CHSC9302  Phlox speciosa subsp. occidentalis G. Strausbaugh 1970-4-18 37 Shasta Cutbank on east side Kennedy Memorial Hwy. ca. .5 mi. past Whiskeytown Dam. 377 Comment
  UC54260  Phoenicaulis cheiranthoides H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4296 Shasta near Soupan Springs (Mount Lassen); Mount Lassen 2377 Comment
  RSA17666  Phoradendron densum Elmer I. Applegate 1932-4-14 7058 Shasta Whiskeytown. Comment
  UC1078814  Phoradendron densum Job Kuijt 1958-6-5 1518 Shasta ca. 2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  UC188775  Phragmites australis Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  UCD89836  Phragmites australis P. B. Kennedy 1927-6-14 2 Shasta Pit River. Pit pool. Comment
  RSA79088  Phyllodoce breweri E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-14 18202 Shasta E. of Summit Pass on Mt. Lassen Peak, Hwy 89. 2287 Comment
  UC725859  Phyllodoce breweri A. A. Heller 1941-8-11 16287 Shasta Lassen Volcanic National Park, King Creek Meadow Campground King Creek Meadow Campground; Lassen Volcanic National Park, King Creek Meadow Campground Comment
  JEPS105106  Phyllodoce empetriformis Dean W. Taylor 1993-7-9 13837 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  CAS-BOT-BC140523  Physocarpus Alice Eastwood 1912-6-29 841 Shasta Goose Valley Comment
  UC466694  Physocarpus capitatus Lewis C. Rosenbaum 1916-7-3 Shasta Castella Comment
  CDA35775  Phytolacca americana J. R. Keck Jr. 1992-5-14 PDR# 724908 Shasta Southeast end of Shea s Big Pond near Redding. 0 Comment
  CAS-BOT-BC78146  Picea breweriana Lester Rowntree 1936-7-16 s.n. Shasta Granite Creek, Trinity Mts. 2133 Comment
  CAS-BOT-BC73433  Picea engelmannii Carl B. Wolf 1930-10-17 1005 Shasta Very moist slope and creek bottom along Clark Creek. 1371 Comment
  CAS-BOT-BC76958  Pilularia americana Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13234 Shasta 3 miles north-east of Redding Comment
  UCR190509  Pinus contorta var. murrayana George W. Gillett 1957-9-11 1136 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  SEINET3154098  Pinus jeffreyi R. W. Spellenberg, M. Spellenberg 1972-8-14 2900 -B Shasta about 3 mi. E of junction of Hwy. 89 on Hwy. 44, at U.S.F.S. Rd. 33N56 Comment
  CAS-BOT-BC79077  Pinus ponderosa L. B. Kildale 1930-9-1 10460 Shasta Clear Creek near Whiskeytown Comment
  RSA89900  Pinus sabiniana E. K. Balls, P. C. Everett 1953-10-14 18663 Shasta 9.1 mi E of Trinity-Shasta county line, Hwy 299, between Weaverville and Redding. 396 Comment
  SEINET5586348  Pinus sabiniana M. Bauer 2014-1 111214 Shasta ca. 10 mi N Redding on I-15, exit 689 to McColl, along road west of freeway near the off-ramp. 281 Comment
  UC1203299  Pinus sabiniana J. I. Mallory 1960-10-26 198 Shasta 1 mi nnw Pit No. 1 Power House (on U.S. 299); Quad. 22A1 963 Comment
  CAS-BOT-BC137279  Piperia elegans Dean Wm. Taylor; Robert A. Price; Rexford E. Palmer; Roy A. Buck 1988-6-1 9725 Shasta Field redacted by CAS, contact the data manager for more information 743 Comment
  RSA70067  Piperia unalascensis Frank W. Peirson 1932-7-12 10132 Shasta Thousand-Lake Basin. 1951 Comment
  UC1543734  Plagiobothrys Harold and Virginia Bailey 1948-8-27 2882 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC228032  Plagiobothrys Milo S. Baker 1949-5-1 12098 Shasta Highway 99 ca 3 miles N of Redding Comment
  JEPS121717  Plagiobothrys Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  JEPS90188  Plagiobothrys bracteatus Carol Witham 1993-6-23 489 Shasta vernal pools 300 m n of w end of Brown Road (near crossing of the PG&E gas pipeline, Fall River Valley, Pit River Watershed); Pit River Watershed, Fall River Valley 1097 Comment
  JEPS124569 Image available Plagiobothrys cognatus G. R. Ostrander 1965-7-14 77 Shasta 10 miles E. of McCloud Calif. Hiway 89. Comment
  JEPS85527  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 0.5 mi e Parkville Road (Anderson); Anderson Comment
  CDA13552  Plagiobothrys hispidulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13378 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS28531  Plagiobothrys hispidulus George W. Gillett 1957-7-4 654 Shasta Manzanita Lake Lassen Volcanic National Park (se shore, 200 yd w of sunset campground) 1783 Comment
  JEPS28544  Plagiobothrys hispidulus George W. Gillett 1957-7-8 673 Shasta along creek 1/4 mi s Burney Hy. (5.8 mi ne of Manzanita Lake Ranger Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UC501552  Plagiobothrys hispidulus Frank W. Peirson 1932-7-9 10290 Shasta Burney Spring 1432 Comment
  CAS-BOT-BC230993  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1940-6-10 7904 Shasta Hatchet Mountain Comment
  CAS-BOT-BC230996  Plagiobothrys hispidulus George W. Gillett 1957-7-21 860 Shasta Lassen Volcanic National Park. 300 yards N of trail summit, Juniper Lake - Cameron Meadow Trail 2118 Comment
  RSA80215  Plagiobothrys hispidus F. W. Peirson 1932-7-16 10315 Shasta Burney Spring. Forest Border near old log cabin Comment
  HSC72018  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9593 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  UC725865  Plagiobothrys nothofulvus A. A. Heller 1942-5-3 16445 Shasta meadow 3 mi e Uno Comment
  JEPS61076  Plagiobothrys stipitatus var. micranthus Mary Alice King 1921-1 Shasta Anderson Comment
  UC726801  Plagiobothrys tener var. tener A. A. Heller 1905-5-30 7908 Shasta 3 mi ne Redding Comment
Read comments Feb 11 2007
  CHSC65810  Plantago coronopus L. P. Janeway 1995-6-17 4791 Shasta Backbone Ridge; Along Blackbone Ridge Road 2.5 mi west of Dry Creek Road. Disturbed roadside of vehicle pull-out area. 420 Comment
  JEPS25412  Plantago erecta Rimo Bacigalupi with G. T. Robbins 1959-4-22 7027 Shasta State Highway 44 Palo Cedro 141 Comment
  JEPS91033  Platanthera hyperborea Dean W. Taylor 1993-6-15 13641 Shasta 4.5 mi w of Gibson (Boulder Creek Watershed on Forest Road 38N21, Trinity Mountains); North Coast Ranges, Trinity Mountains 944 Comment
  CDA33451  Platanthera leucostachys Dale Woods, V. Popescu, B. Villegas 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  HSC72284  Platystemon californicus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9633 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UC890149  Plectritis macrocera C. L. Hitchcock 1940-5-24 6551 Shasta 20 mi w of Fall River Mills (on Hat Creek); Hat Creek Comment
  UC877036  Pleuricospora fimbriolata Alice Eastwood 1912-7-12 1049 Shasta Burney Butte Comment
  POM100273  Poa bolanderi Marcus E. Jones 1897-7-7 11182 Shasta Lassen's Peak. 1829 Comment
  RSA488023  Poa bulbosa Bruce Bartholomew, B. Anderson 1988-5-12 4080 Shasta McArthur Burney Falls Memorial State Park 910 Comment
  HSC10657  Poa bulbosa C. S. Chavez 1965-5-1 66 Shasta 6 mi. N of Hwy. 299 at McArthur-Burney State Park. Comment
  UCR132249  Poa compressa Beecher Crampton 1954-7-9 2201 Shasta Shasta National Forest, 1.8 miles west of Burney, along Hwy. US-299 1006 Comment
  POM264541  Poa nervosa A. A. Beetle 1941-6-30 2848 Shasta Lassen National Forest; banks of Hat Creek 1220 Comment
  CAS-BOT-BC247428  Poa pratensis George W. Gillett 1957-8-11 1049 Shasta Lassen Volcanic National Park. Shores of Hat Lake 1965 Comment
  SJSU1589  Poa secunda subsp. juncifolia C. W. Sharsmith 1954-6-23 6174 Shasta near Subway Caves Comment
  UC1553572  Poa secunda subsp. secunda E. Dean 1988-6-7 17 Shasta n Brushy Mt (border of Trinity & Shasta Co's, rd 29N28, ca 7 mi s of hwy at junction with rds 29N39 and 29N36) 1200 Comment
  CDA13009  Poa wheeleri G. F. Hrusa, T. D. Wilfred 1996-6-1 12939 Shasta Lassen National Forest; Bunchgrass on formerly disturbed slopes. Dry, gravelly, sandy soil. Common. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. Comment
  UCD91992  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-11 13021 Shasta Lassen National Forest. E side of Hwy 89, approx. 1/2 mile north of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  CDA32658  Poa wheeleri A. A. Beetle 1941-6-3 2848 Shasta Lassen National Forest, banks of Hat Creek Comment
  CHSC118486  Pogogyne floribunda Beth Corbin; Kim Earll 1994-7-25 748 Shasta Lassen National Forest. Hat Creek Ranger District. Grassy Lake, on Hat Creek Rim about five air miles north-northwest of Old Station highway junction. 1463 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
  CHSC88785  Polanisia dodecandra subsp. trachysperma Jenny Marr 1993-8-1 190 Shasta Cottonwood Creek Wildlife Area, +/- 20 air miles S of the town of Redding. 121 Comment
  CHSC60375  Polemonium californicum Mary Ann Showers 1992-6-28 2688 Shasta Lassen Volcanic National Park. Streams below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2468 Comment
  JEPS93979  Polemonium micranthum Vernon H. Oswald 1998-6-22 9233 Shasta Summit Lake on Hwy. 44 5.9 rd. mi. e. of Hwy. 89 at Old Station (s.w. edge of large, shallow lake); Summit Lake 1615 Comment
  UCD103915  Polemonium micranthum Dan Marcum 2011-5-1 s.n. Shasta Exact location unknown but is from eastern Shasta County and was received 4 May 2011. Comment
  UC794372  Polemonium pulcherrimum W. Bridge Cooke 1949-8-22 25561 Shasta summit Mount Lassen , summit Mount Lassen (Mount Lassen Volcanic National Park) Comment
  UCD118669  Polemonium pulcherrimum D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park. 3020 Comment
  UC1036210  Polemonium pulcherrimum var. pilosum George W. Gillett 1953-7-16 278 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit Lassen Peak (near summit, Lassen Volcanic National Park) 2895 Comment
  CAS-BOT-BC263255  Polemonium pulcherrimum var. shastense R. Stubbs 2010-8-21 026 Shasta Mt. Shasta. Bunny Flat trailhead to Helen Lake 3170 Comment
  OBI77203  Polygala cornuta Anthony Baniaga 2011-7-25 514 Shasta Lassen NF. Along Hat Crk trl, ca 1/4 mi Se of Bridge campground. Old Station quad t33N R5E sec 9 SW of SW 1176 Comment
  JEPS100290  Polygonum amphibium var. stipulaceum Dean W. Taylor 2001-8-25 17898 Shasta 5 mi S of McCloud (along Squaw Creek road near the confluence with Dairy Creek); Shasta Region 822 Comment
  JEPS50494  Polygonum amphibium var. stipulaceum W. L. Jepson 1929-9-20 15331 Shasta Manzanita Lake 1828 Comment
  JEPS91064  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 10848 Shasta 2.5 air mi nw of Shingletown (Northern Sacramento Valley, at s base of Di Hill, along right of way of Pacific Gas Pipeline); Northern Sacramento Valley, Di Hill 670 Comment
  POM188633  Polygonum bolanderi Marcus E. Jones 1931-7-16 28871 Shasta Pitt River Bridge. Comment
  JEPS83790  Polygonum californicum Dean W. Taylor 1988-6-5 9780 Shasta Milleville Plains Upper Sacramento Valley, Palo Cedro 7.5 quadrangle (along dirt road on e edge of NE1/4 Section 24) 198 Comment
  JEPS91063  Polygonum californicum Dean Wm. Taylor with Rexford E. Palmer 1988-5-29 9689 Shasta Woodman Creek along Highway 299 1.2 mi e from crossing of Salt Creek (Upper Sacramento Valley); , Woodman Creek 192 Comment
  RSA38301  Polygonum californicum H. D. Ripley, R. C. Barneby 1948-1-6 9667 Shasta Project City of Central Valley. 152 Comment
  SD60262  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on the plateau about 3 miles northeast of Redding Comment
  RSA65869  Polygonum douglasii F. W. Peirson 1932-7-9 10284 Shasta Below Burney Spring 1433 Comment
  UC850393  Polygonum douglasii A. A. Heller 1916-9-2 12642 Shasta between McCloud River and Sacramento River Comment
  CHSC30995  Polygonum douglasii subsp. douglasii M. S. Taylor 1980-7-31 3197 Shasta On w side of 36N75, ca. 0.1 mi n of Clear Creek Campground in dry stony meadow. 1036 Comment
  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
  UC1101155  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-7-19 1026 Shasta junction of river and Hat Creek (Hwy 299); Pit River Comment
  UC769829  Polygonum parryi R. F. Hoover 1936-5-22 1205 Shasta e Redding; Stillwater Creek Comment
  CAS-BOT-BC419866  Polygonum polygaloides subsp. confertiflorum Alice Eastwood 1912-6-29 1022 Shasta Goose Valley Comment
  JEPS128770  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. Comment
  JEPS51277  Polygonum polygaloides subsp. confertiflorum W. L. Jepson 1914-8-10 5755 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  JEPS86237  Polygonum polygaloides subsp. confertiflorum L. R. Heckard and T. I. Chuang 1981-6-10 5526 Shasta along route 299 1.5 mi w Fall River ((in Fall River Mills)) 1066 Comment
  UC1583935  Polygonum polygaloides subsp. confertiflorum G. Schoolcraft 1990-6-13 2094 Shasta about 3 mi s Eldridge Ranch 1127 Comment
  UC850166  Polygonum polygaloides subsp. confertiflorum Lewis S. Rose 1940-6-11 40494 Shasta Fall River Mills 1005 Comment
  CAS-BOT-BC419913  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Lassen Volcanic National Park. Badget Flat 1905 Comment
  CAS-BOT-BC419911  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-8-22 36403 Shasta Lassen Volcanic National Park. Dersch Meadows 1981 Comment
  CHSC60386  Polygonum shastense Mary Ann Showers 1992-6-27 2609 a Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  POM180950  Polygonum shastense M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2439 Comment
  SBBG1708  Polygonum shastense H. and M. Dearing 1948-9-12 6734 Shasta Panther Crk, Mt Shasta 2316 Comment
  CAS-BOT-BC421051  Polygonum spergulariiforme C. R. Quick 1951-8-16 51 100 B Shasta Near Burney State Park Comment
  CAS-BOT-BC421053  Polygonum spergulariiforme Mrs. H. C. Cantelow 1940-5-30 s.n. Shasta 5 4/10 miles east of Burney Comment
  JEPS89870  Polypodium Dean W. Taylor 1992-3-17 13303 Shasta along rd. between Ellery Creek and Pine Point Campground (ca. 1 mi. s. of McCloud R. bridge, McCloud Arm Lake Shasta); Shasta Lake Region, Bollibokka Mt. 7.5 Quad. 1990, McCloud A 350 Comment
  CHSC9315  Polypodium calirhiza G. Strausbaugh 1970-11-29 2 Shasta South edge pond formed at Whiskey Creek inlet and ca. 15 ft. above water. 373 Comment
  JEPS74063  Polypogon maritimus Virginia E. Long 1931-5-22 69 a Shasta about 3 mi w of Pacific Highway between Anderson and Redding (Steward Ranch, Happy Valley, (plateau region on mountain top), n of Olinda); Happy Valley Comment
  CHSC93200  Polypogon monspeliensis R. Fischer 2005-7-18 464 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near water line on off shore levee 200 yds. south-west of Ya-She. 1007 Comment
  UC585511  Polypogon monspeliensis Virginia Long 1931-5-22 68 a Shasta about three mi w Anderson (Happy Valley (on Stewart Ranch)); Happy Valley Comment
  CAS-BOT-BC384615  Polystichum V. Welch 1969-8-30 s.n. Shasta 25 miles east of Redding; foothills of mountains Comment
  CDA12969  Polystichum imbricans G. F. Hrusa 1996-5-2 12913 Shasta Lassen National Forest; Near corner of Hwy 89 and USFS S16, on E side of 89. Comment
  HSC75063  Polystichum imbricans J. P. Smith, Thomas W. Nelson 1978-7-23 10067 Shasta Klamath National Forest, Bully Choop Rd., 6.9 mi. from its junction with County Rd. A16 1524 Comment
  POM120950  Polystichum imbricans subsp. imbricans Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  UC55214  Potamogeton foliosus Milo S. Baker 1898-7-10 Shasta Pursh Creek Comment
  CAS-BOT-BC453680  Potamogeton gramineus John Thomas Howell 1960-8-22 36409 Shasta Lassen Volcanic National Park. North of Summit Lake 2042 Comment
  CHSC96249  Potamogeton pectinatus R. Fischer 2006-7-22 863 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the shallow waters of Horr Pond. 1007 Comment
  RSA239215  Potamogeton richardsonii Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42368 Shasta Lassen Volcanic National Park: washed up on shore of Mananita Lake. 1814 Comment
  UC1100085  Potamogeton zosteriformis Malcolm A. Nobs, S. Galen Smith 1949-7-19 1020 Shasta junction of Pit River and Hat Creek (Hwy 299) Comment
  CHSC61112  Potentilla glandulosa subsp. pseudorupestris Vernon H. Oswald 1993-7-12 5687 Shasta Lassen Volcanic National Park. Borrow pit and service area on the W side of Lassen Hwy. between Hot Rock and Old Boundary Spring. Near Lost Creek at the S end of the waste area. 1889 Comment
  POM260178  Potentilla gracilis C. Leo Hitchcock 1940-5-24 6538 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC158504  Potentilla millefolia A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  RSA702134  Potentilla millefolia R. D. Fischer 2004-5-26 253 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on Western edge of Modoc Plateau. Between Big Lake and Horr Pond. 1009 Comment
  SJSU4123  Potentilla millefolia C. W. Sharsmith 1966-6-12 7455 Shasta Badger Flat, Lassen Volcanic National Park 1889 Comment
  RSA0049615  Potentilla reptans Dean Wm. Taylor 2012-6-4 21236 Shasta Anderson, Safeway Gas Station on Interstate 5; growing in planting beds on the margin of the commercial area, and extending into the adjacent mowed (largely Festuca pratensis) lawn 128 Comment
  CHSC112398  Potentilla rivalis Lowell Ahart; John Dittes 2013-6-9 18794 Shasta On the bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  JEPS120913  Potentilla rivalis Lowell Ahart, John Dittes 2013-6-9 18794 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  UC2062638  Poterium sanguisorba Barbara Ertter with Matt Guilliams 2010-5-5 19822 Shasta Along Inwood Road between Wengler Hill Road and Ponderosa Way, ca. 22 air miles E of Redding. Comment
  GMDRC6943  Prunella vulgaris var. lanceolata J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31413 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  CAS-BOT-BC158192  Prunus emarginata Alice Eastwood 1912-6-29 928 Shasta Goose Valley Comment
  CAS-BOT-BC158194  Prunus emarginata John Thomas Howell 1960-8-22 36346 Shasta Manzanita Lake 1783 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
  CHSC93218  Prunus emarginata R. Fischer 2005-7-20 467 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along eastern loop of Spatter Cone Trail. 1054 Comment
  UC1036254  Prunus emarginata George W. Gillett 1952-7-15 80 Shasta s side of lower Twin Lake, Lassen Volcanic National Park Twin Lake; Lassen Volcanic National Park, Twin Lake 2026 Comment
  RSA453221  Prunus emarginata M. V. Hood 1940-8-7 s.n. Shasta Noble Pass, Mt. Lassen 1829 Comment
  CAS-BOT-BC154671  Prunus subcordata A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 37 Shasta 4 mi. west of Shasta/Tehama Co. border off Hwy. 36, 0.4 mi. toward Redding on Rt. A-16 701 Comment
  CHSC99269  Prunus subcordata Lowell Ahart; John Dittes 2008-6-19 14843 Shasta About 5 yards east of the Pit River, near the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  SEINET4209126  Prunus subcordata Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-26 738 Shasta Along Hwy 89, N of the Hwy 299-89 intersection.; 0 950 Comment
  CAS-BOT-BC156389  Prunus virginiana var. demissa Mrs. D. B. McAllister 1918-4-29 20 Shasta Ydalpom (Ydaloom?) Comment
  CHSC99265  Prunus virginiana var. demissa Lowell Ahart; John Dittes 2008-6-19 14844 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  SJSU3768  Prunus virginiana var. demissa C. W. Sharsmith 1963-6-15 7059 Shasta c. 5 mi E of Viola 1524 Comment
  HSC22033  Prunus virginiana var. demissa Richard Spjut 1971-5-20 1907 Shasta 2 mi. S of French Gulch up to 2500 ft. ele. along hwy. from French Gulch to Trinity Center Comment
  RSA86844  Prunus virginiana var. melanocarpa F. W. Peirson 1932-7-16 10306 Shasta Near Burney Spring 1433 Comment
  CDA10968  Pseudoroegneria spicata subsp. spicata G. F. Hrusa 1991-6-25 8454 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills. Comment
  CHSC93107  Pseudoroegneria spicata subsp. spicata R. Fischer 2005-7-22 470 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
  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
  UC2015849  Pseudotsuga menziesii var. menziesii Tyson Kemper and Megan Hilgart 2003-7-24 203 Shasta Shasta NF, growing along Squaw Valley Rd. S. of McCloud. Comment
  CHSC118568  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21393 Shasta Seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC93092  Psilocarphus oregonus R. Fischer 2005-5-21 477 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in the wet soil of the main park road-bed at the northern end of Big Lake. 1008 Comment
  CAS-BOT-BC146424  Ptelea crenulata L. E. Smith 1915-5-1 s.n. Shasta Pitt River Comment
  CAS-BOT-BC72680  Pteridium aquilinum H. E. Brown 1897-5-15 272 Shasta near Pit River Ferry 274 Comment
  HSC75066  Pterospora andromedea J. P. Smith, Thomas W. Nelson 1978-7-23 10064 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UCD92325  Puccinellia John Thomas Howell 1954-4-26 29177 Shasta West of Tower House, about 6 miles west of Whiskeytown. Comment
  JEPS91041  Puccinellia howellii Dean W. Taylor 1993-5-22 13491 Shasta 2 mi w of the w arm of Whiskeytown Lake (confluence Crystal Creek and Willow Creek, along Highway 299, just upstream and on n bank of Crystal Creek road bridge); Klamath Region, Highway 299 426 Comment
Read comments Apr 30 2008
  UC1738838  Puccinellia howellii Dean W. Taylor 1993-5-22 13491 Shasta 2 mi w of the w arm of Whiskeytown Lake (confluence Crystal Creek and Willow Creek, along Highway 299, just upstream and on n bank of Crystal Creek road bridge); Klamath Region, Highway 299 426 Comment
Read comments Apr 30 2008
  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
  POM90538  Purshia tridentata var. tridentata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC89641  Pycnanthemum californicum R. Fischer 2004-7-3 259 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end, W shore, Big Lake at edge of mdw. Throughout park. 1008 Comment
  RSA83431  Pycnanthemum californicum F. W. Peirson 1932-7-17 10317 Shasta Wallace Ranch, Goose Valley Comment
  SEINET13947142 Image available Pycnanthemum californicum A. A. Heller 1914-1 11696 Shasta 15 mi S of Delta on the Pacific Highway Comment
  RSA742772  Pyracantha fortuneana Peter F. Zika 2007-6-3 23003 Shasta Just N of Bridge Bay Road and exit 690 on I-5 350 Comment
  SEINET198558  Pyrola picta George W. Gillett 1953-8-6 319 Shasta slopes of Chaos Crags Crater, 2012 Comment
  UC1036302  Pyrola picta George W. Gillett 1952-8-4 148 Shasta Two miles from Manzanita Lake, on trail to Chaos Crags Lake 1981 Comment
  UC1036153  Pyrola picta George W. Gillett 1953-8-6 319 Shasta Slopes of Chaos Crags Crater. Shasta County 2011 Comment
  UC1736006  Pyrola picta subsp. dentata Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 311 Shasta and vicinity Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  CAS-BOT-BC50391  Pyrrocoma carthamoides var. cusickii Alice Eastwood; John Thomas Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  UC852296  Quercus X morehus C. L. Hitchcock 1940-5-25 6588 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  SEINET8368701  Quercus X morehus Frank Callahan 2008-11-19 QM 8 Shasta 151 Shasta Dam Blvd on corner with Laurel Street. Comment
  UC1193265  Quercus berberidifolia K. Cuff 1949-7-31 98 Shasta 4 mi ne Platina (on Redding Road) 731 Comment
  CAS-BOT-BC62825  Quercus berberidifolia D. Haskamp; E. Sonnenblick; M. Taft 1995-5-6 52 Shasta 10.1 miles north of the turnoff for Blue Oak campground Comment
  CAS-BOT-BC68630  Quercus chrysolepis A. A. Heller 1920-8-4 13497 Shasta Pit river bridge on the State Highway Comment
  RSA246645  Quercus chrysolepis Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42399 Shasta Shasta National Forest: Above Castle Creek c. 1 mile W of Castle Crags State Park. 762 Comment
  CAS-BOT-BC68633  Quercus chrysolepis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SJSU10156  Quercus chrysolepis A. W. Jacobs 1938-10-14 Shasta 7 mi W of Redding on Trinity Rd 396 Comment
  UC1583969  Quercus douglasii G. Schoolcraft 1990-8-14 2127 Shasta about 1 mi e Cassel (along road) 975 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
  SEINET10848771  Quercus garryana var. breweri Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 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). T35N R1W S31 SW 1/4. 390 Comment
  UC1135622  Quercus garryana var. breweri A. E. Wieslander 1927-9-13 18 Shasta near Pollock; Redding Quad. 304 Comment
  CAS-BOT-BC62747  Quercus garryana var. breweri C. Hart Merriam 1907-9-7 s.n. Shasta Round Mt., east side of base Comment
  CAS-BOT-BC62748  Quercus garryana var. breweri Wm. F. Herrin 1920-10-1 s.n. Shasta near Redding Comment
  CDA15446  Quercus garryana var. garryana J. M. Tucker 1968-9-14 4140 -5 Shasta Beside Hwy 89, 4.2 mi. SSE of jtn. w/Hwy 299. 975 Comment
  CHSC101058  Quercus garryana var. garryana John Dittes 2008-5-20 1518 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  UCD46173  Quercus garryana var. semota P. L. Johannsen 1933-6-28 186 Shasta Clear Creek. 487 Comment
  HSC73456  Quercus kelloggii Grunnert 31 Shasta Basin Gulch Campground Comment
  SBBG83850  Quercus kelloggii D. Anderson, E. Flinn, K. Pearson 1986-5-10 13 Shasta Stewart's Gap, off Hwy 36 Comment
  UCD46706  Quercus kelloggii Mrs. C. F. Rose 1935-2-26 s.n. Shasta About 5 miles west of Redding, Shasta County, California. Comment
  POM315915  Quercus kelloggii Patricia Wilder 1965-9-30 4219 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  CAS-BOT-BC62845  Quercus lobata William A. Dayton 1913-7-1 376 Shasta Shasta 792 Comment
  UCD14993  Quercus lobata John M. Tucker 1970-5-3 4181 Shasta California, Shasta Co.; Highway 299 ca. 2 mi. southwest of Round Mountain; Comment
  UCD46859  Quercus lobata J. I. Mallory 1966-5-1 258 Shasta Two miles north of Round Mountain, one mile east of Highway 299, Montgomery Creek Quadrangle 22B3. Comment
  UCD47223  Quercus sadleriana Richard C. Sias 1957-9-8 s.n. Shasta Shrub. Sweetbrier Ridge, near Castella, on Sacramento River, Twp. 37 N, Rge. 4W., MDM. Comment
  CAS-BOT-BC134858  Quercus wislizeni T. Worley; M. Mill; F. Rosenthal 1985-5-12 75 Shasta One mile E of Platina CA. County road A16 701 Comment
  UC1174982  Quercus wislizeni P. C. Everett and E. K. Balls 1959-10-22 23920 Shasta 2.5 mi se Shasta (along U.S. Hwy 299 from Redding) 106 Comment
  UC5710  Quercus wislizeni W. H. Brewer 1862-10-3 1467 Shasta summit of crater by Battle Creek Comment
  RSA293163  Quercus wislizeni var. wislizeni J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9697 Shasta County road A16, 7 miles from its jct with State Route 36. 671 Comment
  JEPS28745  Raillardella argentea George W. Gillett 1957-8-10 1027 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park 2636 Comment
  UC1558255  Ranunculus Harold and Virginia Bailey 1948-8-25 3042 c Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CDA37263  Ranunculus aquatilis B. Villegas 2008-7-1 s.n. Shasta Cassel; Hat Creek Power House #2; in fast water riffles. Comment
  JEPS22667  Ranunculus aquatilis var. hispidulus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-24 6302 Shasta one-half mi w Union School (1.5 mi e of Project City, 8 mi nne of Redding); West Fork of Stillwater Creek 228 Comment
  CHSC14124  Ranunculus canus L. V. Ritter 1969-4-19 196 Shasta E side Forward Rd., 8 mi. ne of Manton. Comment
  JEPS60671  Ranunculus canus Alice Mary King March 1921 Shasta Anderson Comment
  NY353473  Ranunculus longilobus A. A. Heller 1905-5-31 7912 Shasta One mile back of Middle Creek Station, near Keswick Comment
  SEINET3245767  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-1 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 (Shingletown 7.5') 640 Comment
  UCD96816  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10485 Shasta under power lines just N of Big Bend. Comment
  UCD96931  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10460 Shasta just north of town of Big Bend. Comment
  POM265556  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-27 6633 Shasta Near McArthur. Comment
  CHSC96294  Ranunculus sceleratus var. sceleratus R. Fischer 2006-7-20 911 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected off east side of Rat Farm Road ca. 1 mile north of McArthur. Plants growing in a drainage swell on a sagebrush/Artemisia transmontane meadow. 1011 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
  RSA768319  Rhamnus californica Justin M. Wood 2010-9-2 2542 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  HSC100262  Rhamnus ilicifolia J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-22 13322 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  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
  POM246497  Rhamnus rubra Carl B. Wolf 1934-7-7 6034 Shasta W side of Sacramento River, 0.8 miles N of Mears Creek. 610 Comment
  RSA612543  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 miles above Redding on Pacific Hwy. 244 Comment
  UC18591  Rhamnus tomentella subsp. tomentella M. S. Baker and Frank Nutting 1894-5-21 Shasta Stillwater Comment
  CAS-BOT-BC56581  Rhododendron columbianum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CHSC3357  Rhododendron occidentale Robert L. Smith 1966-5-14 27 Shasta Highway 299 15 miles NW of Redding. Comment
  CHSC9231  Rhododendron occidentale G. Strausbaugh 1970-5-24 67 Shasta First cove n of White Rock Gulch on Whiskey Creek arm of Whiskeytown Lake, at tip of inlet. 370 Comment
  CAS-BOT-BC200353  Rhododendron occidentale var. paludosum Elmer I. Applegate 1929-6-23 5851 Shasta Montgomery Creek Comment
  HSC83449  Rhododendron occidentale var. paludosum Wayne G. Padgett 1975-5-24 127 Shasta 6 mi. E of Palo Cedro on Hwy. 44, Bear Creek Comment
  CAS-BOT-BC200667  Rhus aromatica Alice Eastwood 1912-6-26 679 Shasta Millville Comment
  CAS-BOT-BC200739  Rhus aromatica Carl B. Wolf 1941-7-25 11068 Shasta 6 mi. N. of Hat Creek Ranger Sta. on Calif. Highway #89 944 Comment
  SD42261  Rhus trilobata Carl B. Wolf 1941-7-25 Shasta 6 miles north of Hat Creek Ranger Station on California Highway # 89 945 Comment
  RSA134867  Rhus trilobata var. quinata P. C. Everett, E. K. Balls 1959-10-21 23918 Shasta 6.3 mi. W. of Shingletown along Hwy. 44 to Redding. 457 Comment
  CAS-BOT-BC437987  Ribes Alice Eastwood 1912-6-27 658 Shasta Montgomery Creek Comment
  CAS-BOT-BC108751  Ribes cereum John Thomas Howell 1964-5-13 40708 Shasta Lava flow just north of Hat Creek P.O. Comment
  CAS-BOT-BC108753  Ribes cereum Ellsworth Bethel 1923-4-21 1033 Shasta Fall River Mills. Comment
  CAS-BOT-BC108756  Ribes cereum C. Hart Merriam 1925-8-28 s.n. Shasta Hat Creek near Cassel. Comment
  CHSC88804  Ribes cereum var. cereum R. Fischer 2004-7-3 309 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1054 Comment
  UCD102157  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  HSC49785  Ribes inerme J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9827 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  CHSC96298  Ribes inerme var. klamathense R. Fischer 2006-5-12 907 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the western shore, north end, of Big Lake at a spring outlet. 1007 Comment
  CHSC48901  Ribes montigenum Vernon Oswald 1986-6-25 2157 Shasta Lassen Park, trail to Paradise Meadows. 2072 Comment
  JEPS105102  Ribes nevadense Dean W. Taylor 1993-7-9 13820 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC54307  Ribes nevadense H. M. Hall and E. B. Babcock June, 1903 4151 Shasta South Fork Bear Creek Sierra Nevada Mountains 1341 Comment
  JEPS95577 Image available Ribes nevadense var. nevadense Vernon H. Oswald and L. Ahart 1994-6-14 6276 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. Small part of a shrub growing along the creek. 1234 Comment
  CHSC78083  Ribes roezlii Leah Mahan 1998-3-11 1 Shasta Collected on a slope near Spiers Gulch. 914 Comment
  CAS-BOT-BC198896  Ribes roezlii var. cruentum Ellsworth Bethel 1923-5-6 s.n. Shasta Montgomery Creek Comment
  SEINET10947326  Ribes roezlii var. roezlii Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 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). T35N R1W S31 SW 1/4. 390 Comment
  CHSC88343  Ribes velutinum R. Fischer; J. Marr 2004-5-24 226 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1028 Comment
  HSC103459  Rigiopappus leptocladus Thomas W. Nelson, Jane Nelson 1982-5-15 6867 Shasta Along Lewiston Turnpike, at junction with State Route 299. 427 Comment
  UCD35711  Rigiopappus leptocladus Beecher Crampton 1960-6-16 5635 Shasta 5 miles south of Fall River Mills. Comment
  CAS-BOT-BC363112  Rigiopappus leptocladus Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  SEINET10937167  Robinia W. D. Stevens 1985-4-25 Stevens 23581 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS105234  Romanzoffia sitchensis Dean W. Taylor 1993-7-9 13804 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS28473  Rorippa George W. Gillett 1957-7-6 664 Shasta summit of Table Mountain Lassen Volcanic National Park, summit of Table Mountain (near pond, Lassen Volcanic National Park) 2011 Comment
  CHSC61089  Rorippa curvisiliqua var. orientalis Vernon H. Oswald; Lowell Ahart 1993-7-27 5706 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.2 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. 1950 Comment
  CHSC89672  Rorippa palustris var. hispida R. Fischer; J. Marr 2004-5-26 393 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
  SBBG50774  Rubus armeniacus S. Johnson 1973-5-20 42 Shasta St Hwy 299, 19.6 mi E of Bella Vista 548 Comment
  CAS-BOT-BC147161  Rubus laciniatus Marian L. Campbell 1921-7-26 s.n. Shasta Near Castle Crags Comment
  UC12991  Rubus leucodermis M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls 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
  UCD113867  Rubus parviflorus K. M. Meyer; A. Townesmith 2007-7-25 161 Shasta 0.1 mile on Forest Service Road 43N21, 12.5 miles on Hwy. 97, east side of road. 240 Comment
  CAS-BOT-BC158738  Rubus ursinus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Sta. Comment
  CAS-BOT-BC363197  Rudbeckia hirta Lena E. Bowley 1912-6-1 s.n. Shasta Castle Crags 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
  CDA2859  Rumex kerneri G. D. Barbe 1980-6-5 2811 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. Comment
  UCD55261  Rumex kerneri Larry Forero 2003-1 s.n. Shasta Valley region of Shasta County. Comment
  UC452553  Rumex maritimus Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  CHSC89716  Rumex salicifolius var. denticulatus R. Fischer; J. Marr 2004-5-28 398 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Lava Springs Trail near Crystal Springs. In mdw. 1010 Comment
  SEINET10859547  Sabina occidentalis Lyman D. Benson 1930-7-18 Benson 2232 Shasta Fall River, east of Sierra, River Pit. Lava Beds. 915 Comment
  CAS-BOT-BC95306  Sagina saginoides Lewis S. Rose 1945-9-1 45193 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC445719  Sagittaria latifolia Malcom A. Nobs; S. Galen Smith 1949-7-19 1016 Shasta Round Mountain, Highway 299 Comment
  CHSC105703  Sagittaria sanfordii Julie Kierstead Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. Submersed along margin of beaver pond. 182 Comment
  CAS-BOT-BC103351  Salix bonplandiana A. A. Heller 1918-5-12 13026 Shasta On the McCloud River near the fish hatchery Comment
  CAS-BOT-BC102827  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 386 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  CAS-BOT-BC102831  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102833  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 383 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
  CDA12917  Salix boothii G. F. Hrusa 1996-5-2 12859 Shasta Lassen National Forest; of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. Comment
  CHSC85469  Salix boothii G. F. Hrusa 1996-5-2 12860 Shasta Lassen National Forest. Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89 along Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1450 Comment
  JEPS15355  Salix boothii W. L. Jepson 1929-9-28 15302 Shasta camp under n base Lassen Peak (head of Manzanita Creek) 2438 Comment
  SD71017  Salix boothii Hans Leschke 1960-8-8 1729 Shasta Upper Kings Creek Meadow 2240 Comment
  UC1543688  Salix boothii Harold and Virginia Bailey 1948-8-27 2954 Shasta Loop Hwy. at water fountain below Emerald Lake; Lassen Volcanic Nat'l Park 2438 Comment
  UC482012  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482014  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482018  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482022  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482024  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a 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
  UC1608332  Salix eastwoodiae J. Kierstead 1991-4-12 90 -5 Shasta at Saddle Gulch Saddle Gulch (Mad River Rd. (Forest Service Rd. 30)); Shasta-Trinity Nat'l Forests, Yolla <Bolla> Ranger Dist. 975 Comment
Read comments Jul 8 2011
  HSC94153  Salix geyeriana G. Fred Hrusa 1996-5-2 12856 Shasta Manzanita Creek, at crossing of USFS Rd. 31NS17, 1/3 mi. E of Hwy. 44 1650 Comment
  CDA12982  Salix gooddingii G. F. Hrusa 1996-4-3 12883 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  SJSU202  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge N end of town,Redding 182 Comment
  CAS-BOT-BC103996  Salix gooddingii Gordon H. True 1968-8-6 4577 Shasta Ca. 3.5 miles south of Anderson on Anderson-Cottonwood Highway 131 Comment
  RSA0030811  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  RSA0038299  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding, north of bridge at north end of town. 180 Comment
  CAS-BOT-BC107776  Salix hindsiana L. E. Smith 1914-5-10 680 Shasta Kennet Comment
  UC726798  Salix laevigata A. A. Heller 1918-5-12 13025 Shasta Fish Hatchery; McCloud River, Fish Hatchery 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-BC125410  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-19 36531 Shasta Lily Pond near Reflection Lake 1798 Comment
  CAS-BOT-BC125422  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 137 Comment
  CAS-BOT-BC125427  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  UCD111563  Salix lasiandra var. lasiandra John Thomas Howell 1960-8-22 36396 Shasta Hat Lake. 1950 Comment
  CAS-BOT-BC125431  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 1750 Shasta Manzanita Lake 1781 Comment
  HSC85699  Salix lasiolepis J. P. Smith, J. O. Sawyer 1982-5-8 10359 Shasta 0.7 mi. N of French Gulch 640 Comment
  UC1736175  Salix lasiolepis Dean W. Taylor 1985-7-12 8697 Shasta Sacramento River at Duinsmuir 670 Comment
  UC528169  Salix lasiolepis R. Bollaert 1934-12-20 1 a Shasta Kennett Squaw Creek (creek is tributary of Sacramento River) 152 Comment
  CAS-BOT-BC124501  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-26 591 Shasta Redding Comment
  CAS-BOT-BC124503  Salix lasiolepis var. lasiolepis A. A. Heller 1918-5-12 13025 Shasta On the McCloud River near the fish hatchery Comment
  CAS-BOT-BC124510  Salix lasiolepis var. lasiolepis W. R. Dudley 1899-8-1 s.n. Shasta West of Shasta Road and E. of Clear Creek Divide Comment
  CAS-BOT-BC124863  Salix lemmonii John Thomas Howell 1961-6-20 36562 Shasta Dersch Meadows 1981 Comment
  CAS-BOT-BC124866  Salix lemmonii Hans Leschke 1960-8-8 1725 Shasta Hat Lake 1969 Comment
  CHSC9571  Salix lemmonii E. L. Smith 1971-4-28 945 Shasta At Old Station. 1328 Comment
  RSA697046  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2003-5-22 10203 Shasta Near a water ditch. E of the poor dirt road. About 150 yards S of the Coleman Canal. ABout 1 1/8 miles W of the barn. 4 miles (air) WSW of Darah Springs State Fish Hatchery. About 11 miles (air) ENE of Cottonwood. 259 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding Comment
  CAS-BOT-BC129033  Salix scouleriana John Thomas Howell 1961-6-20 36540 Shasta Lassen Highway at east edge of Chaos Jumbles - Lassen Volcanic National Park Comment
  UC483082  Salix scouleriana Frank W. Peirson 1932-7-12 10135 a Shasta n. slope Red Crater; 1000-Lake Basin 2011 Comment
  CAS-BOT-BC225197  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River 426 Comment
  CHSC56084  Salvia sonomensis Robin Ondricek 1978-4-22 15 Shasta Ca 32.2 mi northeast of Redding on north side of Hwy 299 at Montgomery falls, Montgomery Creek. 621 Comment
  POM196454  Salvia sonomensis J. T. Howell 1927-4-9 2317 Shasta Bully Hill Comment
  RSA29711  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  SEINET13947647 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  SEINET13947657 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  RSA239219  Sambucus caerulea R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42414 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 762 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
  SJSU488  Sambucus racemosa var. racemosa G. Witherspoon 1940-6-29 2157 Shasta near Sulphur Works, Lassen Volcanic National Park 2042 Comment
  JEPS254  Sanicula bipinnata Alice King 1921-1 Shasta Anderson Comment
  JEPS100734  Sanicula bipinnatifida Dean Wm. Taylor with Robert A. Price, Roy Buck and Rexford E. Palmer 1988-6-3 9735 Shasta Pit River region, Blue Jay Mountain, along USFS Road 35N46 0.8 miles S of junction with the road to Hogback Lookout 880 Comment
  HSC48508  Sanicula crassicaulis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9689 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CDA13538  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1996-7-22 13365 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS964  Sanicula tuberosa C. F. Rose 1936-3-10 Shasta 4 mi w of Redding Comment
  UC1605157  Sanicula tuberosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6142 Shasta Waters Gulch Trail 0.1 mi W of trailhead located on Packers Bay Road (34N27), ca. 0.5 mi N of Packers Bay Marina 396 Comment
  UCD112382  Sanicula tuberosa Christopher Mallek 2008-5-8 AC3- 4 Shasta Ash Creek. 876 Comment
  UCD118032  Sarcodes sanguinea Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. Comment
  JEPS85540  Saxifraga californica Walter S. Lennon 1982-4-8 Shasta 1.4 mi ne of Igo ((label states 0.3 mi ne of Igo) 0.3 mi nw of Placer Road, road next to Clear Creek (packet note states road near Clear Creek)) Comment
  UC1543695  Saxifraga odontoloma Harold and Virginia Bailey 1948-8-27 2952 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC570029  Saxifraga tolmiei H. A. Jensen 1934-10-6 386 Shasta Bumpas Mountain 2651 Comment
  UC858836  Saxifraga tolmiei E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  SEINET7722874  Saxifraga tolmiei Unknown Shasta Lassen's Peak 2743 Comment
  SEINET7297064 Image available Schedonorus arundinaceus Calvin McMillan, Malcolm A. Nobs 1949-1 783 Shasta Marsh at the junction of Pitt River and Hat Creek at Highway 299 Comment
  CAS-BOT-BC35595  Scirpus congdonii Hans Leschke 1958-8-16 1554 Shasta Lassen Volcanic National Park 1950 Comment
  CAS-BOT-BC111083  Scirpus microcarpus John Thomas Howell 1960-8-22 36333 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  UCD163084  Scleranthus annuus Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper data states E. Redding ca. 10 mi. Specimen was georeferenced 10 miles E of Redding.) Comment
  CHSC93279  Scleranthus annuus subsp. annuus R. Fischer 2005-4-15 640 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from the gravelly and thinly grassy main park road bed ca. 400 ft east of the old Ranger Station at the western end of the park. 1013 Comment
  UCD98502  Scleranthus annuus subsp. annuus Rimo Bacigalupi; Herbert Mason, Lucille Mason 1958-4-23 6311 Shasta along the Whitmore Road, draiange of Basin Hollow Creek, 7 milse northeast of Millville. 298 Comment
  RSA95839  Scribneria bolanderi L. S. Rose 1954-4-26 54027 Shasta Just west of Tower House. 396 Comment
  CHSC32895  Scutellaria antirrhinoides J. P. Smith; Steve Selva 1970-7-27 4509 Shasta Gumboot Lake. 1767 Comment
Read comments Jun 7 2012
  SEINET10499151  Scutellaria nana Mary Susan Taylor 1980-6-25 Taylor 2972 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  CHSC67242  Scutellaria siphocampyloides David Biek 1987-6-13 6 Shasta Mule Town Rd. ca. 0.75 mi W of Whiskeytown National Recreation Area boundary. 365 Comment
  HSC2219  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 mi. E of Redding Comment
  JEPS62906  Scutellaria siphocampyloides J. W. Blankinship 1911-6-6 Shasta Millville 155 Comment
  JEPS74068  Secale cereale Virginia Long 1931-5-11 59 a Shasta Anderson Comment
  CHSC110517  Sedella pumila Julie Kierstead Nelson 2009-3-30 2009 -015 Shasta N side of Oasis Road, ca 0.6 miles E of Interstate 5 at intersection with Gold Hills Rd, N of Redding. 198 Comment
  CHSC33849  Sedum obtusatum subsp. paradisum J. D. Jokerst 1981-6-30 1348 Shasta Ca. 300 meters NNE of summit of Shirttail Peak, E ... Field redacted by CHSC, contact the data manager for more information 1097 Comment
  CAS-BOT-BC278761  Sedum sexangulare Peter F. Zika; Julie K. Nelson 2012-6-21 25919 B Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills (CaRF) 195 Comment
  UCR206376  Senecio George K. Helmkamp, E. A. Helmkamp 2009-6-13 14993 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  HSC67983  Senecio aronicoides J. P. Smith, J. O. Sawyer 1975-6-23 8311 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UC1234626  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County (State Highway 89) Comment
  UC1558205  Senecio aronicoides Harold and Virginia Bailey 1948-8-27 2899 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UCD133790  Senecio aronicoides G. F. Hrusa; T. D. Wilfred 1996-6-10 12967 Shasta Approx. 1 mile N of Hwy 44 intersection. Edge of Pinus contorta forest transition from Pinus jeffreyi. 1635 Comment
  RSA27046  Senecio eurycephalus C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding. 152 Comment
  RSA302675  Senecio fremontii J. R. Shevock 1972-7-25 2207 Shasta Summit Lassen Peak 3110 Comment
  UCD67775  Senecio fremontii Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in rocky and dry slopes at Lassen Peak. 3040 Comment
  UC1036154  Senecio fremontii var. occidentalis George W. Gillett 1953-8-13 320 Shasta e slope of middle peak Reading Peak; Lassen Volcanic National Park 2545 Comment
  CDA33358  Senecio hydrophilus Dale Woods 2010-7-1 Shasta Near juncture of Horr Pond and north shore of Eastman Lake. 0 Comment
  CAS-BOT-BC363698  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  CHSC96193  Senecio integerrimus var. exaltatus R. Fischer 2006-5-15 971 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a dry grassy slope just se of a conic depression pond near the lower end and western edge of Big Lake. 1011 Comment
  HSC40179  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3134 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  LA203990  Senecio serra var. serra Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mt. Lassen, Upper King's Creek Comment
  UC1558239  Senecio triangularis Harold and Virginia Bailey 1948-8-26 2833 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  CAS-BOT-BC364722  Sericocarpus oregonensis subsp. californicus William A. Dayton 1913-8-25 556 Shasta Shasta National Forest. Not far from Upper Fenced Area Summit Lake Range 1706 Comment
  CDA31829  Sesbania punicea C. Owens 2010-8-3 s.n. Shasta Rother property on Henderson Road, in Redding. 0 Comment
  CDA32074  Sesbania punicea C. Owens 2010-9-23 s.n. Shasta Redding: Enterprise Park (Kids Kingdom), on the north side of Churn Creek, near the gravel parking lot. 0 Comment
  HSC102874  Setaria viridis J. P. Smith, R. J. Cole 2012-9-15 13677 Shasta Along State Route 299, northeast of Buckhorn Summit. 743 Comment
  RSA85764  Sibbaldia procumbens F. W. Peirson 1932-7-15 10168 Shasta On E slope of Mt. Magee. Thousand Lake Basin. 2195 Comment
  SEINET10480025  Sidalcea asprella Mary Merello 1993-6-24 Merello 716 Shasta Shasta-Trinity National Forest. Open pine woodlands along Hwy. 89 just N of Hwy. 289-Hwy. 89 intersection. 940 Comment
  CHSC118286  Sidalcea asprella subsp. asprella L. P. Janeway 2016-5-19 12098 Shasta High Cascade Range. along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  LA205919  Sidalcea asprella subsp. asprella C. L. Hitchcock; 1940-5-17 6448 Shasta 3 mi E of Redding 152 Comment
  CHSC100997  Sidalcea celata L. P. Janeway 2006-5-17 8600 Shasta Inner North Coast Ranges. Olinda; in a slightly north-sloping curve of Happy Valley Road 1.1 km north of Olinda Road. 222 Comment
  SEINET7055653  Sidalcea gigantea Dean W. Taylor 1995-7-30 15370 Shasta Flora of the Cascades Ranges. Goose Creek at its debouchment into Goose Valley. About 5 miles northwest of Burney. Elevation about 3050 feet. Comment
  HSC46284  Sidalcea hartwegii Stephen Plant 1978-5-13 237 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  UC1124968  Sidalcea malviflora subsp. asprella P. L. Johannsen 1932-6-3 107 Shasta s Dry Clover Creek; Redding Quad., s of Dry Clover Creek Comment
  POM260196  Sidalcea malviflora subsp. celata C. L. Hitchcock 1940-5-17 648 Shasta 3 miles east of Redding. 152 Comment
  SBBG15930  Sidalcea oregana D. Myrick 1961-6-22 330 Shasta Hwy 89, S of Burney Falls 914 Comment
  CHSC60367  Sidalcea oregana subsp. spicata Mary Ann Showers 1992-6-27 2661 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CDA36498  Sidalcea oregana subsp. valida T. C. Fuller 1963-7-15 10864 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  JEPS111022  Silene antirrhina J. K. Nelson 2001-5-4 2001 -16 Shasta North ridge of Charlie Creek watershed, adjacent to Forest Servicee Rd. 35N06. 487 Comment
  SD104418  Silene bridgesii Reid Moran 1978-6-25 26084 Shasta In open woods west of Little Roaring Creek. 725 Comment
  UC8429  Silene californica M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  POM259980  Silene californica C. L. Hitchcock 1940-5-20 6479 Shasta 25 miles east of Redding. Comment
  RSA477850  Silene californica Genevieve J. Kline 1920-06 14953 Shasta Castella. Comment
  JEPS125887  Silene campanulata subsp. glandulosa Dean W. Taylor 1996-6-15 15690 Shasta Shasta Trinity National Forest; Pit River Canyon, on rim of canyon on west edge Flat Woods, ca 5 air miles S of Big Bend Comment
  UC852817  Silene campanulata subsp. glandulosa Alice Eastwood 1912-6-27 651 Shasta Montgomery Creek Comment
  RSA113759  Silene douglasii George W. Gillett 1953-8-13 322 Shasta Reading Peak. 2546 Comment
  UC725546  Silene douglasii A. A. Heller 1941-8-16 16297 Shasta along the Bumpas Hell trail a short distance from the parking place; along the Bumpas Hell trail 2438 Comment
  UCD98607  Silene douglasii var. douglasii David W. Showers 1980-8-14 4409 dws Shasta halfway between Lassen Peak and Chaos Crags, Lassen Volcanic National Park. 2499 Comment
  CHSC84090  Silene gallica Lowell Ahart; John Dittes 2003-5-22 10184 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET3450893  Silene gallica Lowell Ahart, John Dittes 2003-5-22 10184 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwest of Darah Springs State Fish Hatchery 250 Comment
  CAS-BOT-BC389215  Silene laciniata subsp. californica Alice Eastwood 1923-5-28 11972 Shasta Delta Comment
  CHSC9478  Silene laciniata subsp. californica G. Strausbaugh 1970-5-30 85 Shasta Ca. 6 mi. from beginning of nature trail at Brandy Creek Marina and ca. 25 yds. past creek passing under trail, 15 ft. uphill and south of trail. 381 Comment
  CAS-BOT-BC389409  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta Lassen Volcanic National Park. Two miles below Summit Lake on trail to Drakesbad 1905 Comment
  CAS-BOT-BC389415  Silene lemmonii Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  JEPS50955  Silene nuda W. L. Jepson 1914-8-10 5762 Shasta Upper Fall River Valley at Dana (ne Shasta County); Upper Fall River Valley at Dana 1036 Comment
  RSA65032  Silene occidentalis F. W. Peirson 1932-7-16 10307 Shasta Burney Spring. 1433 Comment
  UC1543699  Silene verecunda Harold and Virginia Bailey 1948-8-26 2831 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  UCD138864  Sisyrinchium idahoense G. F. Hrusa 1992-5-3 10456 Shasta just north of Montgomery Creek, in the vicinity of PG and E powerlines. Comment
  SEINET3196856 Image available Smelowskia ovalis var. congesta George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park; Summit area of LAssen Peak 3120 Comment
  JEPS105279  Smilax californica Dean W. Taylor 1995-7-2 15211 Shasta Goose Valley; about 4 air miles northwest of Burney; Shasta-Trinity National Forest; western margin of the valley 944 Comment
  UC844268  Smilax californica Alice Eastwood June 29, 1912- July 11, 1912 835 Shasta Goose Valley Comment
  SEINET8263374  Smilax californica Frank Callahan 2007-11-19 SC 10 Shasta 35N25 Rd. off Gregory Cr. Rd. off Salt Cr. exit I-5. 439 Comment
  SJSU554  Smilax californica G. Witherspoon 1940-6-25 2106 Shasta McArthur Burney Falls State Park Comment
  UCR45978  Solidago canadensis R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  SEINET3167632  Solidago spectabilis J. C. Semple, B. A. Suripto 1990-8-12 9301 Shasta CA-299 at Hat Creek Park, Shasta National Forest, near Pit River Comment
  JEPS18737  Soliva sessilis R. F. Hoover 1936-5-22 1202 a Shasta 3 mi e Redding Comment
  CDA2491  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
  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
  CHSC42677  Sphenosciadium capitellatum Vernon Oswald 1986-6-27 2162 Shasta Wildcat R. S of Darrah Spring Fish Hatchery, just N of the North Fork of Battle Creek. 259 Comment
  CHSC63584  Spiraea cantoniensis Vernon H. Oswald; Lowell Ahart 1994-5-6 6181 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW on Clikapudi Bay off of the Pit Arm of Shasta Lake. On the edge of the creek at the footbridge, apparently near an old homestead since other introduced trees and shrubs grow nearby. 350 Comment
  RSA85250  Spiraea densiflora F. W. Peirson 1932-7-10 10162 -a Shasta Along stream, Thousand- Lake Basin Comment
  RSA69655  Spiranthes porrifolia Frank W. Peirson 1932-7-12 10133 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  SEINET10529493  Spiranthes romanzoffiana Patricia L. Kenney 1973-1 Shasta Comment
  CHSC88808  Stachys ajugoides var. rigida R. Fischer 2004-7-4 313 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake, western shore. In mdw. 1008 Comment
  GMDRC6944  Stachys rigida J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31414 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
  JEPS28432  Stellaria longipes var. longipes George W. Gillett 1957-7-3 646 Shasta Badger Flat Lassen Volcanic National Park (near road crossing) 1905 Comment
  UC54471  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1903 4158 Shasta near Bear Flat (ne Shasta County); Sierra Nevada Mountains 1280 Comment
  UC853171  Stellaria longipes var. longipes E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  JEPS93986  Stephanomeria virgata subsp. pleurocarpa Vernon H. Oswald 1998-8-30 9552 Shasta Vista Point on Hwy. 299 2 mi. w. Fall R. Mills 1097 Comment
  JEPS127635  Stipa lemmonii Alejandro Brambila, Michael Dolan 2016-6-29 CA 320 -153 Shasta Take Pittvile road down from McArthur. Comment
  HSC101564  Stipa lemmonii var. lemmonii J. P. Smith, J. O. Sawyer 2010-5-7 12825 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  SEINET10874442  Streptanthus barbatus Mary Susan Taylor 1980-8-14 Taylor 3236 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  CAS-BOT-BC87810  Streptanthus tortuosus John Thomas Howell 1960-8-23 36447 Shasta Lassen Volcanic National Park. Lassen Loop above Little Hot Springs Valley. 2407 Comment
  CAS-BOT-BC87813  Streptanthus tortuosus Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuir. Comment
  CAS-BOT-BC87814  Streptanthus tortuosus Ynez Whilton Winblad 1941-7-2 s.n. Shasta Between Dunsmuir and Redding. Comment
  JEPS83797  Streptanthus tortuosus Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9717 Shasta along road to PG&E Pit 6 powerhouse; Pit River Canyon 743 Comment
  UCD116305  Streptanthus tortuosus Robert E. Preston 1984-6-20 465 Shasta O'Brien exit, I-5. 460 Comment
  CAS-BOT-BC87821  Streptanthus tortuosus Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13230 Shasta O'Brien, Shasta Lake. Comment
  CDA35768  Streptanthus tortuosus J. R. Keck Jr. 1980-4-28 PDR# 330177 Shasta Along road to Jones Valley USFS launching ramp. 0 Comment
  UC1036258  Streptanthus tortuosus var. orbiculatus George W. Gillett 1952-8-18 208 Shasta near base Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  UC1543772  Streptanthus tortuosus var. orbiculatus Harold and Virginia Bailey 1948-8-27 2953 Shasta Loop Hwy at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 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
  JEPS104940  Styrax officinalis var. redivivus Dean W. Taylor 1993-6-2 13541 Shasta Damnation Creek; on about 1 mi E of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CAS-BOT-BC64501  Styrax redivivus S. Saufferer 1973-5-6 141 Shasta About 3 mi. e. of Whiskeytown. Comment
  CAS-BOT-BC64509  Styrax redivivus Mrs. C. F. Rose 1928-5-1 s.n. Shasta Redding. Comment
  HSC74309  Swertia albicaulis var. nitida J. P. Smith, Thomas W. Nelson 1978-7-23 10059 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UC22719  Swertia albicaulis var. nitida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  SEINET3155001  Symphoricarpos M. E. Jones 1987-7-7 sn Shasta Lassen's peak 1829 Comment
  CAS-BOT-BC234774  Symphoricarpos mollis Alice Eastwood 1912-6-29 864 Shasta Goose Valley Comment
  CAS-BOT-BC245731  Symphoricarpos rotundifolius S. B. Show 1913-6-16 8326 Shasta Shasta Forest 1524 Comment
  CHSC85465  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa; T. D. Wilfred 1996-6-10 12990 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 Comment
  CHSC89784  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 417 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7 and Horr Pond. On mdw. 1010 Comment
  OBI55530  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-24 23583 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  CAS-BOT-BC85231  Taxus brevifolia Marion L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC85272  Taxus brevifolia Mrs. Anna Kidder 1924-2-1 s.n. Shasta Burney Comment
  UC13  Taxus brevifolia M. S. Baker and Frank Nutting 1894-5-24 Shasta Hatchet Creek Comment
  CAS-BOT-BC329004  Tetradymia canescens G. L. Stebbins 1937-7-17 2413 Shasta 2.5 miles north of Burney 1066 Comment
  CHSC88789  Tetradymia canescens R. Fischer 2004-7-3 294 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  UC854511  Thalictrum sparsiflorum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC88068  Thelypodium brachycarpum L. E. Smith 1913-5-28 305 Shasta Pitt River. Comment
  CHSC30144  Thelypteris nevadensis M. S. Taylor 1980-6-10 2820 Shasta On w side of Sims Rd, ca. 1 mi due s of Sims Flat Campground, ca. 7 mi s of Sweetbrier. 579 Comment
  CHSC110784  Thermopsis gracilis Dean Wm. Taylor; Nick Kroencke 2012-8-21 21299 Shasta Trinity Mountains. Flume Creek watershed, canyon of Sacramento River, logging road 38N28 9.5 road miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir). 1658 Comment
  JEPS105176  Thermopsis gracilis Dean W. Taylor 1993-6-2 13551 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  JEPS65659  Thermopsis gracilis J. W. Blankinship 1911-4-17 Shasta Kennett 213 Comment
  SJSU6738  Thermopsis gracilis J. L. Barnes 1976-4-13 Shasta between Gilman Rd & McCloud R Estuary of Shasta L (reservoir) 304 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
  CHSC35772  Thysanocarpus curvipes Colleen D. Harvey 1982-4-9 7 Shasta Erickson property, ca. .5 mi w of jct of Deschutes Rd. and Robledo Rd., 1.5 mi n of Palo Cedro. 162 Comment
  HSC48873  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9856 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  JEPS54155  Thysanocarpus curvipes J. W. Blankinship 1911-4-9 Shasta Redding Comment
  SEINET3166362  Thysanocarpus curvipes subsp. curvipes P. J. Alexander 2009-4-7 995 Shasta Shasta National Forest, west side of the McCloud arm of Lake Shasta, west side of Gilman Road 1.7 miles from McCloud Bridge, 1.9 miles west of the summit of Billibokka Mountain. 351 Comment
  UC1543708  Tofieldia occidentalis subsp. occidentalis Harold and Virginia Bailey 1948-8-25 2969 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS31010  Tonella tenella D. E. Breedlove 1962-6-11 3391 Shasta e side Burney Falle (Burney Falls State Park); Cascade Range 914 Comment
  RSA113162  Torilis arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  SD104443  Torilis arvensis Reid Moran 1978-6-25 26103 Shasta West of Little Roaring Creek. Comment
  JEPS153  Torilis nodosa M. S. Baker and Franklin P. Nutting 1894-5-21 Shasta Oak Run Comment
  CAS-BOT-BC81369  Torreya californica Alice Eastwood 1912-8-22 1921 Shasta on road from Battle Creek to Payne Creek, Lassen Butte Region 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
  CAS-BOT-BC519578  Triantha occidentalis subsp. occidentalis Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park, Summit Lake 2034 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
  SJSU3776  Trientalis latifolia C. W. Sharsmith 1963-6-15 7070 Shasta Viola 1341 Comment
  UCD117580  Trientalis latifolia W. E. Moon 1959-5-19 s.n. Shasta along Hatchet Creek, U.S. Hwy 299, 5 miles east of Montgomery Creek. Comment
  UC165517  Trifolium albopurpureum var. albopurpureum Milo S. Baker May 1896 Shasta Morley's Station Comment
  JEPS85556  Trifolium bifidum var. decipiens Walter S. Lennon 1982-5-2 Shasta 3.1 mi sw Ono (Platina Rd) Comment
  JEPS104355  Trifolium ciliolatum Lowell Ahart 2003-5-12 10148 Shasta About 100 yd e 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
  JEPS28478  Trifolium cyathiferum George W. Gillett 1957-8-20 1109 Shasta above cabins (in Aspen Grove, Broeoff Meadows); Lassen Volcanic National Park 1920 Comment
  JEPS65838  Trifolium depauperatum var. depauperatum M. A. King May 1921 Shasta Anderson Comment
  JEPS104426  Trifolium fucatum John Dittes, Lowell Ahart 2003-5-12 s. n. Shasta Tuscan Buttes, volcanic plateau N of Battle Creek, about 300 yds SW of of the barn, 1/4 mi S of the Coleman Canal, 3.1 air mi WSW of Darah Springs State Fish Hatchery, about 12 air mi ENE of Cottonwood 265 Comment
Read comments Oct 17 2013
  UC16516 Image available Trifolium fucatum M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
Read comments Sep 13 2014
  UC631104 Image available Trifolium fucatum A. A. Heller 1905-5-31 Shasta Near Middle Creek Station Comment
Read comments Sep 13 2014
  CHSC84097  Trifolium glomeratum Lowell Ahart; John Dittes 2003-5-12 10152 Shasta Near a marshy vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC55222  Trifolium hirtum L. P. Janeway 1991-5-10 3940 Shasta Battle Creek Wildlife Area. Large gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  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
  SD87881  Trifolium kingii Frank W. Peirson 1932-7-13 10177 Shasta 1000 lake basin, south of Burney 1951 Comment
  RSA91452  Trifolium longipes subsp. elmeri F. W. Peirson 1932-7-12 10176 Shasta Thousand-Lake Basin. 1951 Comment
  JEPS33214  Trifolium longipes subsp. hansenii W. L. Jepson 1910-6-11 4113 Shasta Twin Lakes (Grassy Lake). 2225 Comment
  UC1024385  Trifolium longipes var. hansenii George W. Gillett 1952-8-11 169 Shasta 2.5 mi below Bumpas Hell (trail from Bumpas Hell to King's Creek); Lassen Vulcanic National Park Comment
  SEINET7067186  Trifolium olivaceum A. G. Vestal 1947-5-2 s.n. Shasta About 0.5 mile southeast of Cottonwood Road (A 5, Bowman Road) on Route 16. Coordinate datum: NAD27. Comment
  SD104406  Trifolium pratense Reid Moran 1978-6-25 26078 Shasta West of Little Roaring Creek. 740 Comment
  UCSC010051  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  UCSC010052  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  CAS-BOT-BC230728  Trifolium productum E. V. Jotter 1911-6-12 s.n. Shasta Trinity National Forest 457 Comment
  SEINET7073562  Trifolium willdenovii A. G. Vestal 1955-5-19 s.n.