Search Results — 2000 specimen records retrieved (1414 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? 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-BC330596  Acer circinatum W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag near Mt. Shasta Comment
  UC525812  Acer circinatum Rimo Bacigalupi 1934-9-7 2331 Shasta 1/2 mi from Castella (mouth of Castle Creek, nw Shasta County); Mouth of Castle Creek, 1/2 mi from Castella Comment
  CAS-BOT-BC330575  Acer circinatum Alice Eastwood 1971-9-2 6680 Shasta Shasta Springs Comment
  CAS-BOT-BC330594  Acer circinatum E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC330597  Acer circinatum Rimo Bacigalupi 1934-9-7 2331 Shasta Mouth of Castle Creek, 0.5 mi from Castella, northwestern part of county Comment
  RSA96066  Acer circinatum Percy C. Everett, E. K. Balls 1954-10-10 20258 Shasta Highway 89, 9.5 miles northwest of Lake Britton, between Burney Falls and McCloud 1204 Comment
  JEPS117850  Acer glabrum var. torreyi Julie Kierstead Nelson 2006-6-16 2006 -21 Shasta Girard Lookout, 2 miles southwest of Castle Crags. 1463 Comment
  POM186942  Acer macrophyllum Marcus E. Jones 1931-7-17 28943 Shasta Shasta City (Session's). Comment
  POM186943  Acer macrophyllum Marcus E. Jones 1931-7-16 28942 Shasta Redding Comment
  UC1071631  Acer macrophyllum P. L. Johannsen 1932-6-28 150 Shasta 1 1/4 mi n Minnesota Mt.; Redding Quad., n of Minnesota Mt. Comment
  UC1558226  Achillea millefolium Harold and Virginia Bailey 1948-8-27 2916 b Shasta near crossing of Badger Flat road Hat Creek; Lassen Volcanic National Park Comment
  CAS-BOT-BC218678  Achnatherum lemmonii William A. Dayton 1913-7-20 390 Shasta Top of Trinity Mt. Ridge, Shasta National Forest 1493 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
  CAS-BOT-BC216908  Achnatherum occidentale Hans Leschke 1945-9-14 s.n. Shasta Mount Lassen, trail to summit Comment
  CAS-BOT-BC210850  Achnatherum occidentale subsp. californicum L. E. Smith 1914-7-4 738 Shasta Redding Comment
  JEPS28266  Achnatherum occidentale subsp. occidentale George W. Gillett 1957-1 660 Shasta dry pond bottom near trail between employees area and museum Lassen Volcanic Nat'l Park (Manzanita Lake area) 1798 Comment
  RSA201263  Achnatherum occidentale subsp. occidentale J. T. Howell 36339 Shasta Manzanita Lake 1784 Comment
  UCR268863  Acmispon americanus var. americanus Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31419 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  CHSC27784  Acmispon brachycarpus James T. Nicol 1978-3-27 11 Shasta Ca. 4.8 mi ese of Ono on Plantina Rd. 289 Comment
  UCD104172  Acmispon grandiflorus G. F. Hrusa 1992-5-1 10469 Shasta S of Montgomery Creek. Comment
  CAS-BOT-BC391488  Aconitum columbianum subsp. columbianum Hans Leschke 1959-8-7 1622 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CAS-BOT-BC391493  Aconitum columbianum subsp. columbianum Lena E. Bowley 1911-7-1 s.n. Shasta Shasta Springs Comment
  CHSC48681  Aconitum columbianum var. columbianum V. Oswald; C. Bordin 1984-7-20 1608 Shasta Paradise Meadow in Lassen National Park. On the w edge of the meadow. 2145 Comment
  HSC46995  Actaea rubra Sheila Logan 1978-5-13 172 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  RSA309611  Actaea rubra subsp. arguta Walter Wisura 1983-9-17 s.n. Shasta 2.6 miles E of Viola along Hwy 44, Yellow Pine forest Comment
  HSC104356  Adiantum jordanii Len Lindstrand III 2015-5-29 21240 Shasta Jones Valley, on Clikapudi Trail, approx. 0.50 mi. NE of Jones Valley Boat Ramp 366 Comment
  JEPS123376  Adiantum shastense Len Lindstrand III 2015-5-7 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt. Project City, 7.5' Q. Comment
  JEPS123378  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, southeast of Sugarloaf Creek. Bohemotash Mountain, 7.5' Q. Comment
  JEPS123379  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek at confluence with Shasta Lake. Bohemotash Mountain, 7.5' Q. Comment
  JEPS123384  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Dry Fork, at USFS Road 33N21/BLM Chappie-Shasta OHV Aren Road 2 crossing; approximately 3 mi west of Shasta Dam. Shasta Dam, 7.5' Q. Comment
  UCD148886  Adiantum shastense Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8201 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with entrance to Pine Pt. campground. 345 Comment
  UCD166842  Adiantum shastense Len Lindstrand III 2015-5-15 21238 Shasta Blue Ridge, west of Allie Cove, approximately 1.3 mi. northeast of South Gray Rocks. 335 Comment
  UCD166843  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt.. 335 Comment
  UCD166846  Adiantum shastense Len Lindstrand III 2015-6-1 21241 Shasta East side Stein Creek inlet, Shasta Lake. 335 Comment
  UCD166921  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks. 548 Comment
  HSC104361  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approx. 0.5 mi. W of Stein Creek, just upstream from confluence with Shasta Lake 332 Comment
  HSC104367  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  HSC46279  Aesculus californica Christopher Knopp 1978-5-13 91 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  SEINET10494578  Aesculus californica K. Faber 1984-5-12 Faber 31 Shasta 15 mi e of platina on rte 36. T29n, r8w, sec 31, se 1/4, elev. 1500 Ft, serpentine, 50% n facing slope, chaparral with quercus spp. 457 Comment
  SJSU495  Agastache parvifolia G. Witherspoon 1940-6-25 2094 Shasta McArthur Burney Falls State Park 1219 Comment
  CHSC54461  Agoseris aurantiaca Vernon Oswald 1991-7-22 4762 Shasta Lassen Volcanic National Park. In Blue Lake Canyon on the north side of the unnamed lake located ca. 0.25 mile west of Blue Lake, ca. 3 miles (air) west-southwest of Lassen Peak. 2023 Comment
  CAS-BOT-BC15440  Agoseris grandiflora var. grandiflora Alice Eastwood; John Thomas Howell 1940-6-11 7926 Shasta Near Fall River Mills Comment
  CAS-BOT-BC13182  Agoseris monticola George W. Gillett 1957-8-11 1033 Shasta Lassen Volcanic National Park. Hat Lake-- Paradise Meadow Trail, near edge of blast area above Hat Lake. 1981 Comment
  HSC28840  Agoseris retrorsa D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19136 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS72973  Agrostis alba W. L. Jepson 1940-7-4 20135 Shasta Montgomery Creek 640 Comment
  UC790921  Agrostis alba A. A. Beetle 1941-6-30 2845 Shasta 10 mi ne Manzanita Lake (lava rock along creek); Lassen Nat'l Forest, Hat Creek Comment
  CAS-BOT-BC127385  Agrostis exarata Lewis S. Rose 1945-9-8 45273 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  RSA654135  Agrostis microphylla Beecher Crampton 1953-5-1 1200 Shasta 0.5 mile north of Redding Airport, 5 miles north of Anderson. 366 Comment
  UCD36248  Agrostis microphylla var. intermedia Beecher Crampton 1953-5-1 1200 Shasta Shasta County, 0.5 mile north of Redding Airport, 5 miles north of Anderson. 365 Comment
  SEINET7594133 Image available Agrostis perennans Virginia E. Long 1931-1 84 a Shasta Happy Valley (N.W. of Anderson) 183 Comment
  RSA201351  Agrostis scabra J. T. Howell 1960-8-22 36338 Shasta Manzanita Lake. [Lassen Volcanic National Park] Alt. 5850 1784 Comment
  JEPS28312  Agrostis variabilis George W. Gillett 1957-8-2 960 -b Shasta 0.25 mi below Summit Lake (and 100 yds s of Corral Meadows Trail); Lassen Volcanic National Park 2026 Comment
  UC767065  Agrostis variabilis R. F. Hoover 1940-9-21 4611 Shasta Upper Kings Creek Meadow Comment
  HSC85953  Aira caryophyllea J. P. Smith, J. O. Sawyer 1982-5-9 10397 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  CHSC96189  Alisma lanceolatum R. Fischer 2006-7-23 899 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the (Scirpus covered) shore line of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  SEINET10465405  Alisma plantago-aquatica Mary Merello 1993-6-26 Merello 732 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CHSC8733  Alisma triviale S. Chulasmai 1966-4-30 17 Shasta Vernal pond 0.2 mile from Hat Creek R. Comment
  JEPS56357  Allium amplectens W. J. Ferlatte 1935-6-1 Shasta opposite mouth of Nosoni Creek; McCloud River 304 Comment
  RSA0088604  Allium amplectens Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31411 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CAS-BOT-BC462368  Allium amplectens L. E. Smith 1913-4-26 129 Shasta Anderson Comment
  UC3199  Allium bolanderi M. S. Baker and Frank Nutting 1894-5-22 Shasta Oak Run Comment
  CDA39429  Allium bolanderi T. W. Jackson 1960-5-2 s.n. Shasta W.A. Junge property, Whitmore. 0 Comment
  POM260077  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  JEPS100742  Allium bolanderi var. bolanderi Dean W. Taylor 1988-6-3 9738 Shasta Pit River crossing at Fenders Ferry road, 350 Comment
  POM110222  Allium campanulatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET5626586 Image available Allocarya stipitata Unknown 1905-1 7908 Shasta Near Redding Comment
Read comments Sep 10 2020
  CHSC65651  Allophyllum divaricatum L. P. Janeway 1995-7-8 4841 Shasta 1.0 mi straight south of Coyote Peak; 1.0 mi southwest of the western end of Iron Canyon Reservoir. Road cutbank. 960 Comment
  SBBG27983  Allophyllum gilioides C. L. Hitchcock 1940-5-24 6564 Shasta Hat Crk, W of Fall River Hills Comment
  POM74361  Allophyllum integrifolium Marcus E. Jones 1897-7-8 10185 Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC169633  Alnus rhombifolia W. R. Dudley 1899-1-1 s.n. Shasta By road. Divide SW of Burney Valley Comment
  HSC100284  Alnus viridis subsp. sinuata J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13398 Shasta Along East County Line Road. 1324 Comment
  HSC100285  Alnus viridis subsp. sinuata J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13399 Shasta Along East County Line Road. 1324 Comment
  UC1731199  Alnus viridis subsp. sinuata Dean W. Taylor 1999-8-13 17342 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  UCD18888  Alopecurus aequalis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 196 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
  UCD55888  Alopecurus carolinianus Beecher Crampton 1960-6-16 5632 Shasta N.E. Shasta County: Fall River Valley, Eastman Lake Area, 2.5 miles north of Glenburn, Belmonte's Ranch. Comment
  CHSC93025  Alopecurus pratensis R. Fischer 2005-7-17 524 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On the west shore of Big Lake. 1008 Comment
  HSC85746  Amelanchier alnifolia J. P. Smith, J. O. Sawyer 1982-5-8 10378 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  CAS-BOT-BC136868  Amelanchier utahensis Doris K. Kildale; J. W. Gillespie 1929-6-22 8026 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  CAS-BOT-BC136860  Amelanchier utahensis William A. Dayton 1913-7-1 383 Shasta Shasta National Forest, Swift Creek Range 731 Comment
  POM226895  Amorpha californica Rimo Bacigalupi 1934-5-28 2334 Shasta Easst end of bridge over Sacramento River, at Kennett. Comment
  RSA297006  Amorpha californica A. E. Wieslander 1929-9-9 s.n. Shasta Near Montgomery Creek 30 miles from Redding on Alturas Highway. Comment
  RSA141245  Amsinckia intermedia C. Ritchie Bell 1953-3-21 1388 a Shasta South of U.S. 299, 4.1 miles west of Redding. Comment
  UC725448  Amsinckia lycopsoides A. A. Heller 1940-5-1 15566 Shasta about a mi w Anderson (along Anderson Creek on the Olindo road); Anderson Creek Comment
  UC881389  Amsinckia lycopsoides C. L. Hitchcock 1940-5-24 6567 Shasta 20 mi w Fall River Mills; Hat Creek Comment
  CHSC84056  Amsinckia menziesii Lowell Ahart; John Dittes 2003-5-22 10186 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC45276  Ancistrocarphus filagineus Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls 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
  SEINET14168220  Andropogon virginicus B. Kruse 1987-9-23 Shasta Happy Valley 122 Comment
  UCD54483  Andropogon virginicus Bernard Kruse 1987-9-23 s.n. Shasta Happy Valley. 121 Comment
  CDA38185  Angelica breweri T. C. Fuller 1957-9-18 390 -57 Shasta Hatchet Mountain; near summit. 0 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
  UC1181945  Angelica californica E. B. Alexander 1960-8-25 79 Shasta 1 mi w of Sugar Pine Mountain 1295 Comment
  RSA239214  Angelica tomentosa var. tomentosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42383 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. Comment
  HSC4657  Antennaria argentea Alice Eastwood, J. T. Howell 1940-6-11 7944 Shasta Near McArthur Comment
  SJSU1553  Antennaria argentea C. W. Sharsmith 1954-6-23 6195 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  UCD128994  Antennaria media J. M. Tucker 1951-8-3 2211 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  UC1558195  Antennaria rosea Harold and Virginia Bailey 1948-8-27 2893 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UC1558197  Antennaria rosea Harold and Virginia Bailey 1948-8-27 2895 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CHSC71888  Antirrhinum cornutum Vernon H. Oswald; Lowell Ahart 1998-9-8 9617 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  UC444976  Antirrhinum cornutum Milo S. Baker 1898-7-18 343 Shasta Tamarack Road; at Johnson's Comment
  CHSC99261  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
  CHSC63579  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1994-5-6 6163 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.1 mi E of the trailhead at the Jones Valley Boat Ramp. 335 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 Comment
  CHSC89654  Aquilegia formosa var. formosa R. Fischer 2004-7-5 322 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail W of Ya-She campsites. In the middle of a mdw. 1010 Comment
  POM270626  Aquilegia formosa var. pauciflora Lyman Benson 1930-7-18 2214 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CHSC9189  Arabidopsis thaliana G. Strausbaugh 1970-3-29 25 Shasta E side of Whiskeytown Hwy. where Whiskey Creek inlets lake just off pavement. 371 Comment
  JEPS53069  Arabis pycnocarpa var. pycnocarpa M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  CDA13077  Arabis suffrutescens var. suffrutescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13010 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  JEPS105126  Arabis suffrutescens var. suffrutescens Dean W. Taylor 1993-7-9 13824 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1078856  Arceuthobium campylopodum Job Kuijt 1957-5-21 1364 Shasta 1.5 mi e Viola Comment
Read comments Apr 25 2007
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  CAS-BOT-BC407790  Arceuthobium campylopodum William Anderson 1949-3-26 s.n. Shasta Black Butte Comment
  RSA624480  Arceuthobium campylopodum Louis C. Wheeler 1958-8-24 7435 Shasta Shasta Lake. 1/2 mi. northwest of mouth of Cove Creek. Comment
  UCR52386  Arctostaphylos canescens Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 69 Shasta Basin Gulch Campground 1000 Comment
  CHSC110789  Arctostaphylos klamathensis Dean Wm. Taylor 2012-8-22 21309 Shasta Trinity Mountains; headwaters Shoemaker Gulch (ca. 1 air mail NE of Red Mountain). 1841 Comment
  JEPS121037  Arctostaphylos klamathensis Dean W. Taylor 2012-8-22 21310 Shasta Trinity Mountains; logging road 0.3 miles N of Cold Spring (headwaters Boulder Creek, tributary Sacramento River) Comment
  SBBG50836  Arctostaphylos malloryi J. I. Mallory 1966-10-20 266 Shasta 1 mi SW of Iron Mtn Mine 914 Comment
  UCD50654  Arctostaphylos malloryi James I. Mallory 1968-8-18 338 Shasta On ridge 1 mile north of Iron Mountian and 1 mile east of Mad Ox Mine. 1112 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
  CAS-BOT-BC38603  Arctostaphylos manzanita subsp. wieslanderi Walter Knight; Irja Knight 1964-2-1 825 Shasta 3 mi. east of Anderson Comment
  RSA381049  Arctostaphylos manzanita subsp. wieslanderi J. Mallory, Roman Gankin, Bob Powell, Jack Major 1962-3-15 347 Shasta 1/2 mile S of Hwy 44 on Darrah Springs road, in vicinity of Shingletown. Comment
Read comments Apr 28 2010
  UC1182194  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 7 Shasta V Plot V-1 Quad 33 B-2 609 Comment
  UC1182195  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 6 Shasta V-Plot V-1 Quad 33B2 350 Comment
  POM213944  Arctostaphylos nevadensis H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. 2400 Comment
  UC501455  Arctostaphylos nevadensis Frank W. Peirson Jul 10 1932-Jul 16 1932 10191 Shasta s Burney; 1000-Lake Basin 1950 Comment
  SEINET11990946  Arctostaphylos nevadensis W. Knight, Knight, I. 1983-1 4888 Shasta trailhead to Mt. Brokoff on loop road through Lassen Volcanic National Park 2134 Comment
  RSA113300  Arctostaphylos patula E. K. Balls, L. W. Lenz, B. K. Balls 1956-6-19 21829 Shasta Mt. Lassen Natl. Park, just west of entrance on State Hwy. 44. 1753 Comment
  RSA134778  Arctostaphylos patula P. C. Everett, E. K. Balls, George B. Everett 1959-10-21 23916 Shasta 6.3 mi. W. of Shingletown along Hwy 44 to Redding. 457 Comment
  SBBG60048  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Shasta 4.5 mi SE of Shasta City, beside hwy to McCloud 1219 Comment
Read comments Jul 9 2013
  UC1184071  Arctostaphylos patula James I. Mallory 1960-10-25 196 Shasta seven and a half mi s Scott Mill; Quadrangle 22A3, Burney 1341 Comment
  UCD53300  Arctostaphylos patula G. F. Hrusa 1996-5-2 12854 Shasta Approx. 1/3 mile east of Hwy 44 on USFS Rd. 31NS17, and about 100 meters north of road. 1650 Comment
  CAS-BOT-BC46535  Arctostaphylos patula Marion L. Campbell 1921-7-26 s.n. Shasta Grelaud's Place, Sacramento R. Comment
  CHSC81498  Arctostaphylos viscida Ann Willyard 1998-3-7 9 Shasta Near Powerline Rd about 1/2 mile south of Placer Rd. 237 Comment
  HSC7737  Arctostaphylos viscida L. H. Myers 1963-4-14 32 Shasta Hwy. 44 ca. 5 mi. W of Shingletown Comment
  SEINET5321006  Arctostaphylos viscida Unknown 2002-3-21 6128 Shasta North shore of the Salt Creek Inlet of Shasta Lake; At the end of Statton Road, 1 mile west of its junction with Interstate Highway 5 330 Comment
  CDA38845  Arctostaphylos viscida J. R. Keck Jr. 1978-3-1 PDR# 237773 Shasta Bear Creek Falls; south of Whitmore. 0 Comment
  CAS-BOT-BC47035  Arctostaphylos viscida subsp. viscida A. A. Heller 1905-5-25 7853 Shasta Near Redding. Comment
  JEPS38777  Arctostaphylos viscida subsp. viscida W. L. Jepson 1914-8-15 6178 Shasta Delta 396 Comment
  UC1388340  Arctostaphylos viscida subsp. viscida Freed W. Hoffman 1946-5-28 996 Shasta Burney Park Comment
  UCD112260  Arctostaphylos viscida subsp. viscida Christopher Mallek 2008-5-8 s.n. Shasta Ash Creek. 876 Comment
  JEPS100726  Arenaria aculeata Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9899 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  UC1553592  Arenaria congesta var. suffrutescens E. Dean 1988-7-8 98 Shasta .2 mi e of jct with 29N15 (along rd. 29N68 W of Regan Meadow); Shasta City, Brushy Mtn. 1493 Comment
  CAS-BOT-BC137542  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  SEINET10512681  Aristida oligantha Virginia E. Long 1932-7-21 Long 190 A Shasta Anderson (1 mile N of). Covering swampy ground. 132 Comment
  CHSC9228  Aristolochia californica G. Strausbaugh 1970-7-26 21 /11/70 Shasta 12 ft. nw of path beside refreshment stand off the S end of parking lot, Brandy Creek Swimming Area. 374 Comment
  JEPS32465  Aristolochia californica J. W. Blankinship 1910-7-28 Shasta Redding Comment
  JEPS32467  Aristolochia californica C. F. Rose 1936-3-19 263 Shasta Redding Comment
  CDA36311  Aristolochia californica CDFA Staff 1981-1 Shasta Sacramento River bank. 0 Comment
  SEINET7711461  Arnica chamissonis Unknown Shasta Lassen's Peak 2134 Comment
  UC501446  Arnica dealbata Frank W. Peirson 1932-7-14 10236 Shasta s of Burney; 1000 Lake Basin 1950 Comment
  NY158492  Arnica venosa H. M. Hall 06 1903 4013 Shasta Sierra Nevada Mts.: Salt Creek 426.7 Comment
  UC1558223  Artemisia douglasiana Harold and Virginia Bailey 1948-8-27 3051 a Shasta at water fountain below Emerald Lake (loop highway); Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC97196  Artemisia tridentata subsp. tridentata W. M. Hiesey 1941-11-9 451 Shasta Along highway 89 near Bridges Creek. Along rocky banks of Lost Creek and Hat Creek going north. 1767 Comment
  CHSC100004  Aruncus dioicus var. pubescens L. P. Janeway 2008-8-2 9521 Shasta Klamath Ranges. Trinity Mountains; 2.3 air km southeast of Trinity Mountain; along French Gulch Road 23.0 road km north of Hwy 99 and 0.2 km east of Road 34N29. At a spring in an unnamed drainage from the south into Dodge Creek. 299 Comment
  SD104440  Aruncus vulgaris Reid Moran 1978-6-25 26108 a Shasta on bank of Little Roaring Creek 710 Comment
  RSA565072  Asarum hartwegii D. W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon , Slims Flat; Hazel Creek (ca. 2.5 mi S of Castella). (Tombstone Mtn. 7 1/2' USGS quadrangle 1986 edition). 518 Comment
  POM161475  Asarum hartwegii Franklin P. Nutting 1894-5-25 s.n. Shasta Burney Valley Comment
  POM260030  Asarum hartwegii C. L. Hitchcock 1940-5-20 s.n. Shasta 25 miles east of Redding. Comment
  SEINET10475945  Asarum hartwegii Jeffrey Huber 1971-6-10 Huber 288 Shasta 15 mi S of Weed, on I-5. Comment
  HSC103649  Asclepias cordifolia Thomas W. Nelson, Jane Nelson 1982-5-15 6886 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  SBBG21900  Asclepias speciosa D. Myrick 1964-7-24 944 Shasta Hwy 89, near Big Spring between Manzanita Lake and Mt Shasta 1371 Comment
  UC1598223  Asclepias speciosa H. M. Hall 1909-7-11 8521 Shasta Delta Comment
  UC122743  Aspidotis densa Mrs. R. M. Austin Aug. 1879 Shasta Lassen's Peak Comment
  CAS-BOT-BC177836  Astragalus curvicarpus var. curvicarpus John Thomas Howell 1934-6-16 12226 Shasta Fall River Valley, 2 miles ne. of McArthur Comment
  UC1228139  Astragalus filipes Beecher Crampton 1960-6-17 5675 Shasta 1.5 mi n Fall River Mills (ne Shasta County); n of Fall River Mills Comment
  UC1332122  Astragalus filipes Alice Eastwood, John Thomas Howell June 1940 7937 Shasta near McArthur; near McArthur Comment
  JEPS87066  Astragalus inversus Dean W. Taylor 1988-6-22 9848 Shasta e slope Red Rock Hill (along Forest Road from Hat Creek Ranger Station, Modoc Plateau); Burney Quad., Modoc Plateau, e slope Red Rock Hill 1371 Comment
  CAS-BOT-BC192805  Astragalus pauperculus Dean Wm. Taylor; Rexford E. Palmer 1988-5-5 9618 Shasta Woodman Creek along Highway 299 1.2 miles east from crossing of Salt Creek 192 Comment
  CAS-BOT-BC192866  Astragalus purshii var. lectulus Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  JEPS89819  Athyrium distentifolium var. americanum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5398 Shasta vicinity Magee Peak (above Magee Lake, Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2438 Comment
  UC642526  Athyrium filix-femina var. cyclosorum W. Bridge Cooke 1939-7-21 13700 Shasta Municipal Spring above Howard Comment
  CHSC9191  Athysanus pusillus G. Strausbaugh 1970-3-29 27 Shasta W side of Whiskeytown Hwy. opposite Whiskeytown Marina ca. 15 ft. above the road. 381 Comment
  UCD18889  Athysanus pusillus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 197 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  SEINET10565956  Avena Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 711 Shasta 5 mi n of redding on i-5; old field, several grasses; digger pine and lupinus Vallicola. Comment
  JEPS73952  Avena sativa Virginia E. Long 1931-5-31 82 a Shasta w. of Stocker's place Anderson Comment
  UCD56784  Beckmannia syzigachne P. B. Kennedy 1927-6-13 s.n. Shasta Fall River Mills. Comment
  RSA435930  Berberis aquifolium var. aquifolium Edwin Kline 1920-7-24 s.n. Shasta Redding. Comment
  UCSB24421  Berberis aquifolium var. dictyota Hull, J. 1966-4-3 Shasta Antler's Road, 1 mile from intersection with U.S. 99, 24 miles north of juntion of U.S. 99 and Calif. 299 365 Comment
  JEPS114486  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
  UC70439  Berberis aquifolium var. repens Milo S. Baker July 1898 464 Shasta Clover Creek Steven's Ranch Comment
  CAS-BOT-BC75992  Berberis pumila Alice Eastwood 1923-5-28 11978 Shasta Near Delta. Comment
  CAS-BOT-BC102116  Bidens cernua Hans Leschke 1960-8-8 1807 Shasta Little Hot Springs Valley, Lassen Volcanic National park 2225 Comment
  JEPS18812  Blennosperma nanum var. nanum M. A. King 1921-3-1 Shasta near Anderson Comment
  CHSC93205  Blepharipappus scaber R. Fischer 2005-5-21 554 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed, 400 yds west of Big Lake on Fishhawk Trail. 1036 Comment
  POM260308  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC604402  Boechera depauperata unknown 1922-1 Shasta Lassen Peak Sierra Nevada 2743 Comment
  JEPS28466  Boechera platysperma George W. Gillett 1957-7-11 720 Shasta above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  SEINET12627113 Image available Boechera serpenticola Martin Schilling 2013-1 MS 284 Shasta North Coast Ranges, Bully Choop Mtn, around the smaller of two summits in all directions, from E County Line Rd off hwy 299 511 Comment
  JEPS120255  Boechera serpenticola Julie Kierstead Nelson with Talitha Derksen 2011-6-9 2011 -008 Shasta Beegum Creek watershed at head of Little Red Mountain Creek, south of Hwy. 36 ca. 35 miles west of Red Bluff, North of McGee Camp, 1/4 mile N of Rd. 28N10 Comment
  CHSC1164  Boschniakia strobilacea O. Meyer 1937-5-1 Shasta Anderson. Comment
  SEINET267796  Bothriochloa ischaemum var. songarica David Amme Shasta Redding. Comment
  CHSC54508  Botrychium simplex var. compositum Vernon H. Oswald 1991-8-16 4825 Shasta Drainage on the northwest side of Lassen Hwy between Emerald Lake and the Picnic Area to the south. Lassen Volcanic National Park. 2453 Comment
  SEINET9298713  Brickellia grandiflora Unknown 1996-9-9 Shasta Shasta Comment
  JEPS89312  Brickellia greenei Dean W. Taylor 1992-6-17 12786 Shasta Little Shoeinhorse Mt., Squaw Creek watershed Shasta Lake Region, Shoeinhorse Quad., Little Shoeinhorse Mt 1600 Comment
  CHSC20588  Brodiaea californica Roberst A. Schlising 1965-6-18 2827 Shasta Northwest of Redding, at junction of Keswick Dam Road and Quartz Hill Road. Comment
  UCD139108  Brodiaea californica W. Robert Powell 1981-6-4 2803 Shasta 7 miles ESE of Redding, 250 feet N of end of Kirkwood Manor Lane. 179 Comment
  UCD139109  Brodiaea californica W. Robert Powell 1981-5-13 2793 Shasta 1.5 miles north northwest of Cottonwood. Comment
  UCD77160  Brodiaea californica Robert E. Preston 2005-7-1 2357 Shasta Redding, at jct Oasis Rd and Twin View Blvd. 195 Comment
  UC726231  Brodiaea coronaria subsp. coronaria A. A. Heller 1941-6-24 16189 Shasta near State Hwy 89 junction (between Burney and Fall River Mills) Comment
  CAS-BOT-BC457066  Brodiaea coronaria subsp. coronaria Palmer Stockwell 1934-7-16 86 Shasta 1 mile west of Viola on the Red Bluff Road Comment
  CAS-BOT-BC457067  Brodiaea coronaria subsp. coronaria L. E. Smith 1913-5-28 325 Shasta Cottonwood Comment
  CAS-BOT-BC482950  Brodiaea elegans subsp. elegans Ellsworth Bethel No date on label. s.n. Shasta Montgomery Creek Comment
  SEINET193070  Brodiaea minor H. C. Cantelow 1940-5-30 Shasta 4.4 miles northeast of Redding. Highway 299 Comment
  UC1392859  Brodiaea minor R. F. Hoover 1968-5-28 11112 Shasta Redding Airport Comment
  CAS-BOT-BC484369  Brodiaea minor A. A. Heller 1940-5-28 15698 Shasta West of Stillwater Creek, along U. S. Highway #299, Comment
  UCD147021  Brodiaea nana Robert E. Preston 2012-5-5 2866 Shasta Millville Plains, 1.5 mi S of Millville, at jct Millville Plains Rd and Bascomb Rd. 193 Comment
  SEINET7042837  Brodiaea pallida A. G. Vestal 1955-1 Shasta Comment
  SEINET7073565  Brodiaea purdyi 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
  HSC27353  Brodiaea purdyi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19079 Shasta Along Hwy. 44, 4 mi. E of Redding Comment
  UCD147038  Brodiaea rosea Robert E. Preston 2012-6-24 2881 Shasta 1 mi NNE of Pollard Flat, along Eagles Roost Rd. 443 Comment
  UCD147039  Brodiaea rosea Robert E. Preston 2012-6-24 2882 Shasta 0.5 mi N of Gibson Maintenance Station, along Gibson Rd. 505 Comment
  SEINET7073564  Brodiaea stellaris 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
Read comments Jul 17 2018
  UC1543812  Bromus carinatus var. carinatus Harold and Virginia Bailey 1948-8-28 3066 Shasta Lassen Volcanic National Park, Sulphur Works Sulphur Works; Lassen Volcanic National Park, Sulphur Works 2133 Comment
  UCD58450  Bromus commutatus B. Crampton 1954-7-9 2203 Shasta Along U. S. Hwy. 299. 1.8 miles west of Burney. Comment
  CDA35502  Bromus diandrus E. Finley 2003-5-2 PDR# 1035515 Shasta Redding; Logan Rd. 0 Comment
  JEPS73964  Bromus hordeaceus Virginia E. Long 1931-5-11 62 a Shasta Anderson Comment
  JEPS85073  Bromus hordeaceus Roy E. Buck, Dean Wm. Taylor 1987-6-2 588 Shasta 4 air km sw of Big Bend (along road to Pit 5 Powerhouse, 4.0 air km ene of confluence of Pit River and Iron Canyon Creek, just e of minor saddle) 621 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
  HSC48425  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer 1978-4-9 9722 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  SACT000690  Bromus marginatus Garth Murphy 1939-6-26 Shasta Comment
  JEPS72972  Bromus orcuttianus W. L. Jepson 1940-7-4 20131 Shasta Little Hatchet Creek 1158 Comment
  UCD59256  Bromus orcuttianus Leo Whitney 1934-7-12 2163 Shasta Logan Mountain, 13 miles north of Lassen Peak, Lassen National Forest. 1981 Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta About 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood., South of a small wash, west of the poor dirt road. 259 Comment
  HSC85704  Bromus tectorum J. P. Smith, J. O. Sawyer 1982-5-8 10364 Shasta 0.7 mi. N of French Gulch 640 Comment
  SEINET8463945  Calamagrostis koelerioides D. W. Taylor 1996-8-10 15885 Shasta Tamarack Lake, Trinity Mountains, in cirque above the lake Comment
  HSC48488  Calandrinia ciliata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9700 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  CAS-BOT-BC80460  Calocedrus decurrens Hans Leschke 1960-8-8 1741 Shasta below trail Ski Hut - Crumbaugh Lake 1981 Comment
  JEPS28806  Calocedrus decurrens George W. Gillett 1957-9-11 1139 Shasta Chaos Jumbles Lassen Volcanic National Park, Manzanita Lake, Chaos Jumbles 1798 Comment
  JEPS39847  Calocedrus decurrens Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta upper region Sacramento <River> (Castle Crags); , Castle Crags 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
  UC1543724  Calochortus Harold and Virginia Bailey 1948-8-25 3009 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC26439  Calochortus coeruleus J. Detzer 1977-4-11 17 Shasta E side of Interstate 5, 100 m e on Fall Creek, s facing slope 20 yds. N of creek, 2 mi ne of Castella. 670 Comment
  CAS-BOT-BC487811  Calochortus coeruleus F. Almeda; R. Eisenhardt 1995-5-29 7423 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  SEINET4169873  Calochortus leichtlinii Unknown 1953-8-12 Shasta Vicinity of Kings Creek Falls. 2164 Comment
  CAS-BOT-BC132417  Calochortus longebarbatus Alice Eastwood 1912-6-29 955 Shasta Goose Valley Comment
  SEINET7072999  Calochortus luteus A. G. Vestal 1963-5-31 s.n. Shasta About 3.8 miles northeast of Balls Ferry on Cottonwood-Shinglstown Road [presently Ash Creek Road]. Coordinate datum: WGS84/NAD83. (UTM Zone 10, 572521mE, 4476867mN. Coordinate datum: NAD27). Comment
  CAS-BOT-BC493114  Calochortus monophyllus Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC493116  Calochortus monophyllus Ellsworth Bethel 1923-5-11 s.n. Shasta Whitmore Comment
  RSA319901  Calochortus monophyllus Barbara Shervanick 1974-5-9 1334 Shasta Wilson Hill Rd (A6) about 2 miles south of Shingletown. Cascade Mt. Range 915 Comment
  UC501616  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC493088  Calochortus nudus A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  UC3492  Calochortus superbus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  SEINET3885457  Calochortus superbus D. W. McNeal 1980-6-6 2369 Shasta Beside Wilson Hill Rd. between Shingletown and Manton, 2.4 mi. s. of Hwy. #44 in Shingletown.; 0 Comment
  CHSC25126  Calochortus tolmiei Paul Lyman 1970-4-25 22 Shasta Open Triangle Ranch; Whitmore. At north entrance to ranch from Triangle Road. Comment
  HSC62921  Calochortus tolmiei J. M. DiTomaso 1979-5-11 963 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  JEPS22676  Calochortus tolmiei Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6315 Shasta about 1 mi n Fern (and about 3.5 mi e of Oak Run) 792 Comment
  CAS-BOT-BC494011  Calochortus tolmiei Mrs. D. B. McAllister 1918-4-29 s.n. Shasta Ydalpom Comment
  CAS-BOT-BC494012  Calochortus tolmiei S. Morrissette; J. Williams; K. Kopper 1994-4-10 008 Shasta 4/10 mile Ne of Hwy 36. North side of Rd. A16 701 Comment
  OBI55520  Calycadenia fremontii David J. Keil, Kathleen Keil 1992-7-24 23577 Shasta 12.2 mi E of Siskiyou County line along hwy 89 Comment
  UCR206307  Calycadenia fremontii George K. Helmkamp, E. A. Helmkamp 2009-6-13 15000 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC126720  Calycadenia fremontii R. L. Carr 1978-7-6 2011 (1978) Shasta Along Rd 34N03 (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
  SEINET3873449  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca 1/2 mi N of Sheridan Cr.; 0 465 Comment
  UC1953740  Calycadenia fremontii 1978-7-9 2122 Shasta 4.5 mi E of Bulls Ferry Resort on Hwy A-17, E of Cottonwood, 6.8 mi SW of jct with Hwy 44 Comment
  UC1971732  Calycadenia fremontii 1980-9-12 2203 Shasta E of Anderson, 0.8 mi S of Aoudad Drive on CR A17, 2.1 mi S of Wildcat Road (to Black Butte); from junkyard ridge S, between RLC 2121 and 2123 198 Comment
  UC1971733  Calycadenia fremontii 1980-9-12 2206 Shasta E of Anderson, corner of Dersch Road and Flicker Way, vacant lot on N side of Dersch 145 Comment
  UC1971744  Calycadenia fremontii R. L. Carr 1981-6-18 2237 Shasta E of Anderson, Dersch Road, 5.2 mi E of Millville Plains Road, 7.2 mi E of Deschutes Road Comment
  UC1971745  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Road, 0.8 mi S of its jct with Hwy 44, just S of Bascom Road (S of Millville) Comment
  UC1971747  Calycadenia fremontii R. L. Carr 1983-5-24 2252 Shasta SE of Anderson, powerline road (CR N2302), 1.5 mi SE of CR A17 (this jct is 1.2 mi NE of Parkville Road on CR A17), near BLM fence Comment
  UC195400  Calycadenia truncata A. A. Heller 1916-7-23 12495 Shasta between the McCloud and Sacramento rivers Comment
  UC1971772  Calycadenia truncata 1997-10-5 3391 Shasta E of Anderson, 4.2 mi E of Deschutes Rd on Dersch Rd, N side of hwy Comment
  POM187928  Calycadenia truncata subsp. scabrella Marcus E. Jones 1931-7-16 29124 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC272735  Calycadenia truncata subsp. truncata A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CAS-BOT-BC90971  Calycanthus occidentalis W. H. Rich 1917-5-30 s.n. Shasta Along Battle Creek, near Anderson. Comment
  CAS-BOT-BC90973  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC90974  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC90977  Calycanthus occidentalis Mrs. D. B. McAllister 1918-6-17 4 Shasta Ydalpow [Ydaloom]. Comment
  RSA746503  Calycanthus occidentalis K. M. Meyer, A. Townesmith 2007-7-25 160 Shasta [Unspecified] 503 Comment
  SEINET10866549  Calycanthus occidentalis Mary Merello 1993-6-24 Merello 713 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UC854797  Calycanthus occidentalis C. L. Hitchcock 1940-5-20 6503 Shasta 25 mi e Redding Comment
  UCR112154  Calycanthus occidentalis R. J. Rodin 1971-8-20 8589 Shasta Shasta-Trinity National Forest, Slate Creek, 22 miles north of Redding on Hwy 99 (US 5), just north of Shasta Lake near Lamoine 1400 Comment
  CHSC88359  Calyptridium monospermum R. Fischer; J. Marr 2004-5-28 243 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ja-She. 1010 Comment
  CHSC9229  Calyptridium monospermum G. Strausbaugh 1970-6-21 151 Shasta Abundant on summit of Buckhorn Bally ca. 5.1 mi. from U.S. Hwy 299 W. 19.5 mi. E. of Douglas City. 1463 Comment
  HSC38731  Calyptridium monospermum J. P. Smith, J. O. Sawyer 1975-6-23 8304 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UC851941  Calyptridium umbellatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs, Lassen Volcanic National Park Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  RSA692607  Calystegia atriplicifolia subsp. buttensis D. W. Taylor 1996-6-15 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. 823 Comment
  HSC104389  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Martin Lenz 2004-6-9 9236 Shasta Along Big Bend Rd., in clearing under power lines 900 Comment
  UC1553505  Calystegia malacophylla subsp. malacophylla E. Dean 1988-7-11 117 Shasta trail to Castle Dome (serpentine area just below turn-off to Indian Springs, Castle Crags); Castle Crags, trail to Castle Dome 1341 Comment
  HSC96644  Calystegia occidentalis Thomas W. Nelson, Martin J. Lenz 2004-6-9 9229 Shasta Branch off Founders Ferry Rd. 2.2 mi. N of jct. with Hwy. 299, along USFS Rd. 34N02, .6 mi. from jct. with Founders Ferry Rd. 691 Comment
  CDA33878  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  HSC46269  Calystegia occidentalis subsp. occidentalis Sheila Logan 1978-5-13 136 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC1953802  Calystegia occidentalis subsp. occidentalis David Keil 2004-7-10 30318 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Comment
  UC843737  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mi above Burney Falls Comment
  POM144820  Camassia quamash subsp. breviflora H. M. Hall, E. B. Babcock 1903-06 4160 Shasta North-eastern Shasta County, Sierra Nevada Mountains, Bear Creek 1280 Comment
  JEPS89999  Camissonia contorta Dean Wm. Taylor with Robert A. Price 1988-6-1 9697 Shasta on Black Ranch Rd. ca. 3.3 mi. n. Burney and Hwy. 299 (Burney Valley); Burney 15' Quad., Pit R. Watershed, Burney Valley 944 Comment
  JEPS101416  Camissoniopsis intermedia Dean W. Taylor 1993-6-16 13665 Shasta Bully Choop Road, ca. 1.3 miles N of Junction with A16 (Paskenta Road) 731 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
  SEINET10462876  Campanula prenanthoides Baker 1898-7-7 Baker 446 Shasta Between Morley's & Steven's. Comment
  SEINET10463081  Campanula prenanthoides Jones 1902-6-25 Jones s.n. Shasta SPRING CAMP Comment
  SEINET10463145  Campanula prenanthoides John G. Lemmon Lemmon s.n. Shasta NEAR SHASTA Comment
  SEINET10873249  Campanula prenanthoides Wood 1929-7-24 WOOD 30 Shasta Between Saddle and Snow Mountain 2134 Comment
  SEINET10463376  Campanula scabrella Unknown 1978-8-1 Showers 4218 Shasta SUMMIT OF LOOMIS PEAK ALPINE FELL FIELD 2438 Comment
  JEPS62339 Image available Campanula shetleri L. R. Heckard with R. C. Bacigalupi 1966-6-14 1524 Shasta along trail to Castle Dome; Castle Crags; Castle Dome of Castle Crags, Shasta Co. 1280 Comment
  CHSC60339  Cardamine bellidifolia var. pachyphylla Mary Ann Showers 1992-6-28 2669 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  RSA66098  Cardamine bellidifolia var. pachyphylla F. W. Peirson 1935-7-15 10155 Shasta Mt. Magee, Thousand Lake Basin. 2363 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
  RSA190724  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta W side of IS-5, 0.25 mi S of overpass of Flume Creek Rd., 4 mi. S of Castella. Comment
  CDA19869  Carduus pycnocephalus K. Martyn 2002-5-22 PDR P 110801 Shasta Northern California; Old Oregon Trail. 0 Comment
  CAS-BOT-BC19760  Carex abrupta Hans Leschke 1960-8-10 1768 c Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CAS-BOT-BC17952  Carex angustata Hans Leschke 1960-8-10 1769 Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CAS-BOT-BC18032  Carex athrostachya John Thomas Howell 1934-7-4 12419 Shasta 3 miels southwest of Fall River Mills. 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
  UC2015894  Carex athrostachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1988-7-3 4808 Shasta Lassen Volcanic National Park. 'Butterfly Meadow', 2.3 mi south of Manzanita Lake entrance station. Comment
  SEINET7551508 Image available Carex barbarae L. P. Janeway 2006-5-17 8603 Shasta Inner North Coast Ranges. Along Lower Gas Point Road 1.8 km northwest of Gas Point Road, 260 m west of North Fork Cottonwood Creek. Ono 7.5' quad. Comment
  CHSC41160  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1209 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). 1508 Comment
  CHSC90218  Carex brainerdii L. P. Janeway 2001-5-28 7081 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  JEPS100191  Carex brainerdii Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4087 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2499 Comment
  SEINET10752411  Carex brainerdii David Castaner 1989-6-18 Castaner 10223 Shasta Mt. Shasta. Bunny Flats trail at trail head. Comment
  SEINET7552662 Image available Carex brainerdii David Castaner 1989-6-18 10223 Shasta Mt. Shasta, Bunny Flats Trail at trail head. Comment
  HSC40170  Carex breweri Thomas W. Nelson, Jane P. Nelson 1976-8-1 3120 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  SEINET10648317  Carex breweri William H. Brewer 1863-9-26 Brewer 2176 Shasta Lassen'o Peak. 3200 Comment
  CAS-BOT-BC34221  Carex canescens P. B. Kennedy 1927-6-14 10 Shasta Pit River. Comment
  CAS-BOT-BC34223  Carex canescens John Thomas Howell 1961-6-19 36524 Shasta Lassen Volcanic National Park. Wet edge of Reflection Lake. 1783 Comment
  CAS-BOT-BC34224  Carex canescens John Thomas Howell 1961-6-19 36517 Shasta Lassen Volcanic National Park. Wet margin of Manzanita Lake. 1783 Comment
  JEPS109903  Carex comosa Dean W. Taylor 2007-5-18 20116 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed (vicinity of Lofton placename on USGS map) 603 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
  POM290236  Carex fracta Lyman Benson 1930-7-18 2226 Shasta Hatchet Creek, E of Round Mountain. 1220 Comment
  CAS-BOT-BC22291  Carex hassei Hans Leschke 1958-9-30 1572 Shasta Grassy Swale. 1935 Comment
  CAS-BOT-BC22177  Carex helleri George Wilson Gillett 1957-8-8 993 Shasta headwaters of West Fork of Hat Creek below cliffs of east shoulder of Lassen Peak. 2529 Comment
  CAS-BOT-BC20970  Carex heteroneura George Wilson Gillett 1957-8-2 961 Shasta Lassen Volcanic National Park. .25 mile below Summit Lake and 100 yards south of Corral Meadows Trail. 2026 Comment
  CAS-BOT-BC28059  Carex illota Hans Leschke 1958-8-16 1559 Shasta Grassy Swales Comment
  CHSC86215  Carex inops subsp. inops Martin J. Lenz 2003-6-17 22 Shasta 180FS road approx. 1/4 mi. east of FS-line road, approx. 4.0 air mi. SE of Big Bend. 1143 Comment
  CAS-BOT-BC7750  Carex integra George Wilson Gillett; Hans Leschke 1957-7-13 772 Shasta Lower Kings Creek Meadow. 2194 Comment
  SEINET3220066 Image available Carex jonesii David Castaner 1971-8-17 1910 Shasta Lassen Volcanic National Park; Paradise Meadow. Comment
  SEINET10710069  Carex lemmonii David Castaner 1971-8-17 Castaner 1938 Shasta Dersh Meadow; Muddy Wet Area Former Pond; Lassen Volcanic National Park. 1981 Comment
  CAS-BOT-BC28466  Carex lenticularis var. lipocarpa Hans Leschke 1960-8-5 1685 Shasta Little Bear Lake. 2057 Comment
  CHSC111631  Carex longii Peter F. Zika 2012-5-18 25881 Shasta Corner of Balls Ferry Road and Kimberly Road, near Anderson; Inner North Coast Ranges. 125 Comment
  SEINET7485464 Image available Carex longii Peter F. Zika 2010-1 24985 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges 130 Comment
  JEPS28355  Carex luzulifolia George W. Gillett 1957-7-13 774 Shasta Lower Kings Creek Meadow, near start of Bench Lake trail 2194 Comment
  UC765733  Carex luzulifolia R. F. Hoover 1940-9-21 4613 Shasta Ulpper Kings Creek meadow Comment
  CAS-BOT-BC31509  Carex luzulifolia George Wilson Gillett; Hans Leschke 1957-7-13 773 Shasta Lower Kings Creek Meadow. 2194 Comment
  CAS-BOT-BC31552  Carex luzulina var. luzulina William Bridge Cooke 1939-7-7 13629 Shasta In the Sedge Swamp at Wagon Camp 2377 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
  CAS-BOT-BC31940  Carex microptera Herbert Faulkner Copeland 1935-7-29 1499 Shasta Mt. Lassen, above West Sulphur Creek. 2000 Comment
  UCD140653  Carex multicaulis G. F. Hrusa 1996-5-2 12876 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1460 Comment
  SEINET13390527  Carex multicaulis R. R. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about o.5 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5. 424 Comment
  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
  SEINET7568513 Image available Carex multicostata Ray Tallent 1987-8-17 948 Shasta Lassen National Park, Kings Creek Meadows. 2299 Comment
  UC1149765  Carex multicostata Harold and Virginia Bailey 1948-8-25 2982 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC2015869  Carex multicostata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4476 Shasta Lassen Volcanic National Park. Sulphur Creek Walk-in campground. Comment
  CAS-BOT-BC119893  Carex nebrascensis John Thomas Howell 1934-7-11 12566 Shasta Fall River Mills Comment
  RSA78532  Carex nebrascensis F. W. Peirson 1932-7-17 13588 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  JEPS100905  Carex nervina Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9903 B Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  CAS-BOT-BC119709  Carex nervina Hans Leschke 1959-8-8 1631 Shasta Above Cold Boiling Lake. Comment
  UC2015887  Carex nervina Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4478 Shasta Lassen Volcanic National Park. Sulphur Works. Beside Sulphur Creek. Comment
  CAS-BOT-BC119584  Carex nudata W. R. Dudley 1899-8-17 s.n. Shasta Near Burney Falls. Comment
  CDA37352  Carex pellita CDFA Staff s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CAS-BOT-BC118765  Carex preslii George Wilson Gillett 1957-8-17 1092 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  UC711904  Carex raynoldsii Roxana S. Ferris and Laura Lorraine 1941-8-10 10470 Shasta near Summit Lake; Lassen National Park 2042 Comment
  UC726071  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta between the Devasted Area and Summit Lake (nearer Summit Lake); Lassen Volcanic Nat'l Park Comment
  CDA13095  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  CAS-BOT-BC28301  Carex scopulorum var. bracteosa Hans Leschke 1945-9-15 s.n. Shasta Lassen Loop Highway near summit, Mt. Lassen. Comment
  CAS-BOT-BC28303  Carex scopulorum var. bracteosa Harold Bailey; Virginia Bailey 1948-8-27 2932 C Shasta Kings Creek Meadow near picnic grounds. 2164 Comment
  CAS-BOT-BC28304  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1090 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  CAS-BOT-BC117757  Carex simulata Hans Leschke 1959-8-8 1625 Shasta Cold Boiling Lake. 2257 Comment
  CAS-BOT-BC117756  Carex simulata Hans Leschke 1958-8-17 1567 Shasta Reflection Lake 1792 Comment
  CAS-BOT-BC117827  Carex specifica Hans Leschke 1954-9-24 s.n. Shasta Kings Creek Camp Grounds. 2240 Comment
  CAS-BOT-BC117216  Carex spectabilis Hans Leschke 1945-9-16 s.n. Shasta Lassen Park, near summit of Lassen Loop Comment
  CAS-BOT-BC117217  Carex spectabilis Hans Leschke 1956-9-22 s.n. Shasta Shadow Lake 2316 Comment
  CHSC97347  Carex subfusca R. Fischer 2006-7-22 862 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  JEPS28354  Carex subfusca George W. Gillett 1957-7-13 777 Shasta near start of trail to Bench Lake; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  RSA88846  Carex subfusca F. W. Peirson 1932-7-9 10865 Shasta Below Burney Spring. 1433 Comment
  CAS-BOT-BC115428  Carex utriculata Hans Leschke 1959-8-6 1614 Shasta Paradise Meadows. 2141 Comment
  SEINET7579514 Image available Carex utriculata George W. Gillett 1957-8-11 1040 Shasta Lassen Volcanic National Park, shores of Hat Lake. 1966 Comment
  UC726508  Carex vesicaria A. A. Heller 1942-9-7 16530 Shasta Echo Lake Lassen Volcanic Nat'l Park Comment
  CAS-BOT-BC115052  Carex vesicaria George Wilson Gillett 1957-7-5 655 Shasta Manzanita Lake area, Lassen Volcanic National Park. 1798 Comment
  RSA794378  Carex vulpinoidea P. F. Zika 2012-6-23 25925 Shasta Near shore of McCloud Reservoir. Cascade Range Highlands. 830 Comment
  JEPS28351  Carex whitneyi George W. Gillett 1957-7-13 783 Shasta Lower Kings Creek Meadow; near start of trail to Bench Lake 2194 Comment
  SEINET3823392 Image available Carex whitneyi Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  CAS-BOT-BC249021  Castilleja Ella Dales Cantelow 1940-5-31 4385 Shasta N.E. of Days Old Station Comment
  SBBG26808  Castilleja applegatei C. L. Hitchcock 1940-5-24 6531 Shasta Hat Crk, W of Fall River Hills Comment
  UCD68094  Castilleja applegatei Kathleen A. Robson 1981-4-19 11 Shasta From Redding, West on Placer Road 11 miles to Igo, then North on Zogg Mine Road, 3 miles to roadcut parallel to Andreus Creek. 396 Comment
  JEPS30944  Castilleja applegatei subsp. pinetorum D. E. Breedlove 1962-6-12 3405 Shasta 7.2 mi s State Highway 89 junction with U.S. Highway 299 (along State Highway 89); Cascade Range 1021 Comment
  CAS-BOT-BC243711  Castilleja applegatei var. pinetorum George Gillett 1952-7-20 88 Shasta In the vicinity of the forebay box, above road and across from the store in the Sulphur Works area, Lassen Volcanic National Park Comment
  CAS-BOT-BC243712  Castilleja applegatei var. pinetorum Blanche Clear 1938-7-12 s.n. Shasta Manzanita Lake, Lassen Park Comment
  CAS-BOT-BC243719  Castilleja applegatei var. pinetorum L. E. Smith 1913-4-18 48 Shasta Kennet Comment
  CAS-BOT-BC243731  Castilleja applegatei var. pinetorum Alice Eastwood 1912-6-29 762 Shasta Goose Valley Comment
  LA212184  Castilleja arachnoidea James R. Shevock; 1972-7-25 2214 Shasta Upper Kings Meadows Lasssen Natl. Park. 2255 Comment
  HSC49838  Castilleja attenuata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9820 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  JEPS9977  Castilleja attenuata Mrs. C. F. Rose 1935-5-8 42 Shasta near Ingot (20 mi ne of Redding) Comment
  UC1012188  Castilleja attenuata Francis W. Pennell 1940-6-6 25698 Shasta 1-2 mi n Bella Vista (Route 299) 243 Comment
  JEPS4556  Castilleja campestris subsp. campestris Alice King May 1921 Shasta Anderson Comment
  HSC72568  Castilleja densiflora J. P. Smith, J. O. Sawyer 1976-5-9 8726 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  JEPS128764  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21410 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  JEPS23789  Castilleja lacera Rimo Bacigalupi with G. T. Robbins 1959-4-22 7029 Shasta 3.5 mi e Redding (just of Enterprise, drainage of Churn Creek); Churn Creek 161 Comment
  UC138960  Castilleja lacera A. A. Heller 1905-5-30 7909 Shasta near Redding Comment
  CDA41241  Castilleja lacera T. C. Fuller 1963-7-15 10860 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  SBBG26851  Castilleja lacera C. L. Hitchcock 1940-5-27 6831 Shasta open lava flow meadow, near McArthur Comment
  CAS-BOT-BC251924  Castilleja lemmonii Hans Leschke 1961-8-15 1818 Shasta Twin Meadows, southern part 2057 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
  UC1024364  Castilleja lemmonii George W. Gillett 1953-7-22 289 Shasta adjacent Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  UCD122568  Castilleja lemmonii K. L. Olsen 1949-7-30 17 Shasta King's Creek Meadow, Mt. Lassen National Park. Comment
  JEPS6829  Castilleja miniata George W. Gillett 1953-7-23 292 Shasta near Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC1036228  Castilleja miniata George W. Gillett 1953-8-22 343 Shasta Headwaters of Kings Creek Lassen Volcanic National Park, Upper Kings Creek Meadow (Upper Kings Creek Meadow) 2240 Comment
  RSA81486  Castilleja payneae F. W. Peirson 1932-7-13 10214 Shasta 1000-Lake Basin. 1951 Comment
  RSA428396  Castilleja pilosa H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  SEINET10549008  Castilleja pilosa var. pilosa John G. Lemmon Lemmon s.n. Shasta Near Shasta. Comment
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  CAS-BOT-BC48384  Ceanothus cuneatus Carl B. Wolf 1941-7-25 11069 Shasta 8 mi. SW. of Fall River Mills on U.S. Highway #299 914 Comment
  CAS-BOT-BC49028  Ceanothus cuneatus Joseph J. Waner 1968-9-24 368 Shasta .5 m. e. of 299 int. with 89 near Burney Falls Comment
  HSC96782  Ceanothus cuneatus J. Carey, A. Hong, J. Leffingwell 1995-4-22 43 Shasta 1.0 mi N on Rd. A16 from its junction with Hwy. 36 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
  UC774484  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-25 11069 Shasta 8 mi sw of Fall River Mills on US Hwy 299 Comment
  UCSB22670  Ceanothus cuneatus var. cuneatus Favere, R. 1968-3-26 Shasta On Gibson road, 30 miles north of Redding, off Highway U.S. 5, Cascade Mountains. 579 Comment
  CAS-BOT-BC63635  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1806 Shasta Between Lemoine and delta. Comment
  HSC84177  Ceanothus integerrimus J. P. Smith, Thomas W. Nelson 1982-5-15 10434 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  HSC99943  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-6-16 13229 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  OBI77289  Ceanothus integerrimus Anthony Baniaga 2011-6-18 367 Shasta Lassen NF. N side of Bidwell Pond. Murken Bench quad. T34N R4E sec 1 SW of SE 1015 Comment
  CAS-BOT-BC51060  Ceanothus integerrimus var. macrothyrsus A. Eastwood 1923-5-28 11973 Shasta Delta Comment
  CAS-BOT-BC51072  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-8-12 s.n. Shasta Castella Comment
  CAS-BOT-BC50611  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  CAS-BOT-BC50613  Ceanothus lemmonii M. S. Baker; Frank Nutting 1894-5-23 s.n. Shasta Cedar Run Comment
  CAS-BOT-BC50614  Ceanothus lemmonii W. R. Dudley 1893-6-20 s.n. Shasta Castle Lake Trail, near Mt. Shasta Comment
  CAS-BOT-BC50618  Ceanothus lemmonii L. R. Abrams; G. T. Benson 1924-5-9 10171 Shasta 3 miles south of Shotgun creek on Pacific Highway Comment
  CAS-BOT-BC50622  Ceanothus lemmonii Duncan Dunning 1922-6-4 39204 Shasta Castella near Sacramento River 1066 Comment
  UC1070792  Ceanothus lemmonii H. R. Josephson 1933-6-2 14 Shasta Eagle Creek Weaverville quad. 518 Comment
  UC1070793  Ceanothus lemmonii P. L. Johannsen 1932-5-25 79 Shasta Salt Creek Redding Quad. 335 Comment
  UC774519  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta just below Pollard Gulch Ranger Station; Sacramento River Canyon 457 Comment
  UCD162057  Ceanothus lemmonii D. O. Burge 2013-9-15 1419 Shasta United States Highway 5, roadside at exit to Flume Creek Road. 570 Comment
  CAS-BOT-BC50617  Ceanothus lemmonii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  RSA95356  Ceanothus lemmonii Alice Eastwood, John T. Howell 1934-4-21 1801 Shasta Castella Comment
Read comments Apr 24 2011
  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
  SBBG118412  Ceanothus pinetorum D. Wilken with E. Painter 2004-6-8 16192 Shasta N slope of Buckhorn Bally, ca. 3.7 road mi S of Buckhorn Summit 1450 Comment
  CAS-BOT-BC52071  Ceanothus prostratus Alice Eastwood; John Thomas Howell 1940-6-10 7892 Shasta Montgomery Creek Comment
  RSA60326  Ceanothus prostratus G. R. Campbell 1948-6-17 631 Shasta Mid way between Dana and Pondosa Comment
  RSA712072  Ceanothus prostratus C. L. schmidt 1995-6-8 1335 Shasta 1.6 miles N of Spring Creek road from A19, 3.5 miles E of Dana on A19. 1037 Comment
  UCSB25181  Ceanothus prostratus McMinn, H. 1941-5-2 Shasta Hatchet Mountain to Burney Comment
  CAS-BOT-BC52416  Ceanothus velutinus var. velutinus Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CDA33606  Centaurea diffusa Robin Breckenridge 2010-8-17 PDR# 1313488 Shasta Interstate 5 south, mile marker 48. 0 Comment
  CDA20516  Centaurea diffusa Johnson 2004-6-21 PDR 1382330 Shasta Northern California; Haynes Ranch-Site 116, Burney. 0 Comment
  CDA19028  Centaurea maculosa D. McBroome 2000-11-1 PDR 1197779 Shasta Shasta National Forest; NE of Burney, S of E end of Lake Britton. 0 Comment
  CDA7308  Centaurea pratensis Butch Kreps, D. McBroome 1992-7-24 Shasta McCloud. Willow Creek Ranch. 0 Comment
  JEPS44150  Centaurea solstitialis J. W. Blankinship 1909-9-14 Shasta Redding Comment
  RSA768277  Centaurea solstitialis Justin M. Wood 2010-9-2 2522 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UCSB15973  Centaurea solstitialis Sager, V. 1961-7-9 Shasta 60 feet from north side of Sacramento River at far end (from entrance) of River Trailer Court, 0.3 mile north of Redding, east of U.S. Highway 99 167 Comment
  CAS-BOT-BC106073  Centaurea virgata subsp. squarrosa T. C. Fuller 1959-10-15 3131 Shasta Roadside, S/Pitt River, just E/Beaver Creek, ca. 2 miles E/Pittville Comment
  RSA302639  Centaurea virgata subsp. squarrosa J. R. Shevock 1972-7-25 2216 Shasta Highway 89, near Hot Creek Campground 915 Comment
  SEINET7073015  Centaurium venustum 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
  UC774942  Centaurium venustum Carl B. Wolf 1937-8-8 9072 Shasta 6 mi n Redding; Head of Sacramento Valley; head of Sacramento Valley, 6 mi. N of Redding, Shasta Co. 243 Comment
  CAS-BOT-BC288791  Centromadia fitchii Jas. McMurphy 1914-6-21 s.n. Shasta Redding Comment
  UC1069520  Centromadia fitchii P. L. Johannsen 1932-6-21 142 Shasta near Moody Creek; Redding Quad. 304 Comment
  CAS-BOT-BC288792  Centromadia fitchii Grant 1902-9-17 5272 Shasta Redding Comment
  HSC40187  Centromadia fitchii Thomas W. Nelson, Jane P. Nelson 1976-8-1 3155 Shasta Ca. 10 mi. E of Redding along Hwy. 44 Comment
  CAS-BOT-BC222974  Cephalanthus occidentalis Carl B. Wolf 1930-10-14 1742 Shasta 5 miles east of Redding on road to Burney 152 Comment
  CAS-BOT-BC222976  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Between Old Shasta & Redding Comment
  CDA42146  Cephalanthus occidentalis T. C. Fuller 1958-7-8 s.n. Shasta Highway #299, 4 miles west of Bella Vista. 0 Comment
  SBBG69464  Cephalanthus occidentalis S. W. H. -Jun-1925 916 Shasta near Redding 169 Comment
  RSA768477  Cephalanthus occidentalis var. californicus Justin M. Wood 2010-9-2 2589 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  UC1174983  Cephalanthus occidentalis var. californicus P. C. Everett and E. K. Balls 1959-10-22 23921 Shasta 2.5 mi se Shasta City (along U.S. Hwy 299 from Redding) 106 Comment
  UC852548  Cerastium fontanum subsp. vulgare Alice Eastwood Jun 29 1912-Jul 11 1912 716 Shasta Goose Valley Comment
  CAS-BOT-BC207604  Cercis occidentalis Elmer I. Applegate 1928-4-26 5398 Shasta Sacramento River Comment
  CAS-BOT-BC207606  Cercis occidentalis L. R. Abrams 1922-8-7 9925 Shasta Meers Creek near Castella Comment
  CAS-BOT-BC207610  Cercis occidentalis L. A. Siemens 1970-5-10 169 Shasta Lake Shasta Dam 320 Comment
  CAS-BOT-BC291609  Cercis occidentalis Camille F. Nowell 2012-7-17 52 Shasta Shotgun Rd, off of Interstate 5. 553 Comment
  JEPS64775  Cercis occidentalis W. L. Jepson Aug. 1894 13577 Shasta Sims Sacramento River Canyon Comment
  SEINET10737598  Cercis occidentalis Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 851 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  UCD162054  Cercis occidentalis D. O. Burge 2013-9-15 1418 Shasta United States Highway 5, roadside at exit to Flume Creek Road. 570 Comment
  UCR206305  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-13 15011 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  CAS-BOT-BC135441  Cercocarpus betuloides var. betuloides Alice Eastwood 1912-6-29 810 Shasta Goose Valley Comment
  CAS-BOT-BC135442  Cercocarpus betuloides var. betuloides Elmer I. Applegate 1929-6-23 5866 Shasta Hot Creek Valley, eastern Shasta County. Comment
  HSC59629  Cercocarpus montanus var. glaber J. P. Smith, J. O. Sawyer 1973-4-14 6071 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CAS-BOT-BC276746  Chaenactis douglasii var. douglasii Ellsworth Bethel 1923-6-20 s.n. Shasta Weed Comment
  HSC71905  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5824 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC276737  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-22 36382 Shasta Anklin Meadows 1889 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
  UC31014  Chaenactis glabriuscula var. heterocarpha M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS3351  Chaenactis nevadensis George Gillett 1952-8-18 205 Shasta Lassen Peak trail Lassen Volcanic National Park 2895 Comment
  UC1036275  Chamaebatiaria millefolium George W. Gillett 1952-7-22 98 Shasta 10 mi n of Manzanita Lake Checking Station (along State Hwy 89 ne of Lassen Volcanic National Park); Lassen National Forest 1463 Comment
  UCD112950  Chamaebatiaria millefolium C. C. Delwiche 1979-6-1 s.n. Shasta Shasta National Forest, ca. 3 1/2 miles northwest of Dana (west of Fall River Mills). 1021 Comment
  CAS-BOT-BC80485  Chamaecyparis lawsoniana Clarence R. Quick 1961-5-4 61 -06 Shasta North Fork of Castle Creek at Castle Creek crossing, 7.2 miles west of Castella Comment
  CDA13041  Chamaesaracha nana G. F. Hrusa, T. D. Wilfred 1996-6-1 12971 Shasta Lassen National Forest; Bunchgrass Valley on N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  CAS-BOT-BC165974  Chamerion angustifolium A. H. Kramer 1930-8-22 31 Shasta Prospect Pk., Lassen National Park Comment
  JEPS60023  Cheilanthes gracillima Joseph Grinnell 1925-8-1 Shasta trail to Mt Lassen 2590 Comment
  HSC72327  Cheilanthes intertexta J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9609 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 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
  JEPS28553  Chenopodium pumilio George W. Gillett 1957-7-9 684 Shasta confluence of Hat Creek and Lost Creek (n of Park, about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC451362  Chimaphila menziesii William A. Dayton 1913-7-1 363 Shasta Shasta Forest, Swift Creek Range 822 Comment
  SJSU4125  Chimaphila menziesii C. W. Sharsmith 1966-6-18 7457 Shasta 2 mi E of Viola 1432 Comment
  JEPS101479  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  UC1736015  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  HSC15438  Chlorogalum angustifolium C. L. Hitchcock 1940-5-17 6460 Shasta 3 mi. E of Redding. 152 Comment
  JEPS22672  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6310 Shasta 7 mi ne Millville (drainage of Basin Hollow Creek, plains along the Whitmore Road); Basin Hollow Creek drainage 298 Comment
  JEPS91071  Chorizanthe stellulata Dean W. Taylor 1993-5-25 13503 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  UCR57497  Chrysanthemum leucanthemum R. D. Goeden, Don W. Ricker 1989-8-24 37 Shasta Lassen Nat. Forest, state hwy 44, near Viola. 1238 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
  CAS-BOT-BC36233  Chrysolepis sempervirens M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt. Lassen 2286 Comment
  CDA12912  Chrysolepis sempervirens G. F. Hrusa 1996-5-2 12854 A Shasta Lassen National Forest; Manzanita Chute- Approx. 1/3 m. E of Hwy 44 on USFS Rd. 31NS17, and about 100 meters N of road. Comment
  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
  RSA816  Chrysothamnus nauseosus subsp. albicaulis E. R. Johnson 1928-8-31 1190 Shasta Fall River Valley Comment
  CHSC84114  Cicendia quadrangularis Lowell Ahart; John Dittes 2003-5-12 10156 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS46998  Cicendia quadrangularis J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  UCD126317  Cicuta douglasii Beecher Crampton 1964-8-26 7182 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  CHSC93283  Cirsium douglasii var. breweri R. Fischer 2005-7-15 545 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from open rocky ground off the back side (western edge) of several feeder ponds to Ya-She Pond. 1007 Comment
  RSA0070615  Cirsium douglasii var. breweri R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42386 a Shasta Castle Crags State Park. 793 Comment
  SEINET5506114 Image available Cirsium douglasii var. breweri Willis J. Jepson 1894-1 n.s. Shasta near Sisson (Shasta); region of upper Sacramento Comment
  CAS-BOT-BC292712  Cirsium scariosum John Thomas Howell 1960-8-21 36317 Shasta Lassen Loop east of Diamond Peak, Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC292711  Cirsium scariosum John Thomas Howell 1960-8-19 36185 Shasta Brokeoff Mt., Lassen Volcanic National Park 2773 Comment
  CDA13530  Cirsium scariosum var. americanum G. F. Hrusa, T. D. Wilfred 1996-7-22 13357 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC228935  Cistanthe umbellata Lewis S. Rose 1945-9-4 45252 Shasta Lassen Volcanic National Park. Summit Lassen Peak Highway 2590 Comment
  UC1422877  Clarkia borealis subsp. borealis Peter H. Raven with Otto T. Solbrig 1958-6-16 13227 Shasta road to Craig's Dock; Shasta Lake Comment
  SEINET10492117  Clarkia concinna U. M. O. 1985-5-12 UMO 118 Shasta Sec 19, t30n, r8w, 12 mi e of platinga, county rd a16. Habitat; chaparral, disturbed. Loose gravel. 396 Comment
  CAS-BOT-BC162505  Clarkia gracilis subsp. gracilis A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CHSC28713  Clarkia gracilis subsp. gracilis R. A. Schlising 1979-6-6 3443 Shasta 1.8 mi S of Shingletown on Wilson Hill Road to Manton. Comment
  CHSC35139  Clarkia gracilis subsp. gracilis R. A. Schlising 1980-5-19 3592 Shasta E of Redding and Ingot, 5.3 mi s junction Hwy 299, on Buzzard Roost Road. At roadside. Comment
  CHSC68720  Clarkia gracilis subsp. gracilis Vernon H. Oswald 1997-5-20 8465 Shasta Gravel road to McArthur Swamp and Big Lake 1.0 mi north of McArthur. 1005 Comment
  POM260362  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-27 6639 Shasta Near McArthur. Comment
  UC930756  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta about 25 mi e Redding Comment
  CAS-BOT-BC163173  Clarkia lassenensis Alice Eastwood; John Thomas Howell 1940-6-11 7960 Shasta Near McArthur Comment
  CHSC28712  Clarkia lassenensis R. A. Schlising 1979-6-6 3445 Shasta Hwy 299 e of Ingot, and 13.9 mi e of crossing of Salt Creek and 16.8 mi E of Bella Vista. Comment
  CHSC90291  Clarkia lassenensis L. P. Janeway 1995-6-9 4778 Shasta High Cascade Range. Along Hwy 299 about 6.8 mi northeast of Ingot and 3.7 mi southwest of Round Mountain. 469 Comment
  HSC71145  Clarkia rhomboidea Thomas W. Nelson, James Nelson, J. P. Smith 1978-7-23 4476 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS104944  Clarkia rhomboidea Dean W. Taylor 1993-6-3 13553 Shasta Shingle Creek (ca. 3 mi W of Shingletown) 685 Comment
  UC1576727  Clarkia rhomboidea Dean W. Taylor 1987-6-9 9039 Shasta on rd. to Hogback Lookout from Potem Creek (Bluejay Mt., on roadcut of logging rd.); Bollibokka Mt. 15' Quad., Pit R. Drainage, Bluejay Mt. 685 Comment
  UC501477  Clarkia rhomboidea Frank W. Peirson 1932-7-9 10281 Shasta Burney Spring 1432 Comment
  UC54447  Clarkia rhomboidea H. M. Hall and E. B. Babcock June, 1903 4169 Shasta near Dana; Sierra Nevada Mountains 1066 Comment
  RSA0080493  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET4087361  Claytonia lanceolata O. M. Clark 1947-1 14322 Shasta Lassen Peak, Lassen National Park. Comment
  UC852096  Claytonia parviflora subsp. parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 763 Shasta Goose Valley 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
  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
  HSC75890  Claytonia rubra subsp. rubra D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19216 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC1736655  Claytonia rubra subsp. rubra Dean W. Taylor 1993-5-22 13468 Shasta ca. 2 miles N of Slate Mtn., Trinity Mountains (watershed divide between Sacramento River and Trinity River drainages, ca. 5 air mi W Lamoine) 1447 Comment
  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
  CAS-BOT-BC92742  Clematis ligusticifolia James McMurphy 1914-6-18 s.n. Shasta Redding. Comment
  HSC64346  Clematis ligusticifolia J. P. Smith, Steve Selva 1970-8-9 4596 Shasta 1.5 mi. S of French Gulch Campground. Comment
  CHSC89762  Collinsia parviflora R. Fischer; J. Marr 2004-5-26 429 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1013 Comment
  JEPS47351  Collinsia sparsiflora var. collina L. R. Heckard and Robert Ornduff 1966-4-29 1506 Shasta just w Cottonwood Creek bridge crossing (about 1 mi w of Platima) 701 Comment
  HSC48491  Collinsia sparsiflora var. collina J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9676 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC885598  Collinsia tinctoria Alice Eastwood 1912-7-25 1416 Shasta Pitt to Baird Comment
  RSA296422  Collinsia torreyi George W. Gillett 1957-7-1 618 Shasta Old emigrant trail north of Noble Pass. Lassen Volcanic National Park. 1878 Comment
  SD46683  Collinsia torreyi E. K. Balls, L. W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen 1341 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
  SEINET8731923 Image available Collinsia wrightii George W. Gillett 1953-1 300 Shasta Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake 2012 Comment
  RSA71949  Collomia grandiflora F. W. Peirson 1932-7-16 10308 Shasta Burney Spring 1433 Comment
  HSC45796  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  UC1731473  Collomia heterophylla Dean W. Taylor 1993-6-14 13592 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
  UC932086  Collomia heterophylla Helen G. Bird 1948-5-8 19 Shasta on Hwy 99 15 mi n Shasta Dam; east bank of Sacramento River 304 Comment
  UC1185289  Collomia heterophylla H. E. Brown May 15 1897-May 28 1897 258 Shasta near Pit River Ferry Comment
  JEPS3307  Collomia larsenii George Gillett 1952-8-30 238 Shasta s slope of peak Lassen Volcanic National Park, Lassen Peak 3078 Comment
  UC1036150  Collomia larsenii George W. Gillett 1953-8-6 316 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s of trail) 2865 Comment
  UC1036235  Collomia larsenii George W. Gillett 1953-8-27 356 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 2865 Comment
  JEPS28552  Collomia tinctoria George W. Gillett 1957-7-9 683 Shasta confluence of Hat Creek and Lost Creek n Park (about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC230662  Collomia tracyi Helen K. Sharsmith 1953-6-25 4360 Shasta Inner N Coast Ranges. Road to Peanut 3-3.5 miles beyond Wildwood, Trinity National Forest 1188 Comment
  UCD112032  Comandra umbellata Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS40086  Comandra umbellata subsp. californica W. L. Jepson 1914-8-15 6174 Shasta Delta 396 Comment
  POM260029  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET10544543  Comandra umbellata subsp. californica Mary Merello 1993-6-23 Merello 707 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella. Open mixed conifer-hardwood woodland near river. 680 Comment
  SJSU1593  Corallorhiza maculata C. W. Sharsmith 1954-6-25 6199 Shasta Viola 1341 Comment
  HSC60626  Corallorhiza maculata Carl Wishner 1978-7-1 531 Shasta 1 mi. W of Crags Campground. Lassen National Park 1829 Comment
  UCD138900  Corallorhiza striata R. V. Parke 1954-5-15 112 Shasta off Highway 44, near Shingletown. 1219 Comment
  JEPS57510  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2133 Shasta Cottonwood rd (A-17) about 2 mi s junction with road to Anderson (from route 44, ca 10 air mi ne of Cottonwood) Comment
  JEPS57511  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2133 Shasta Cottonwood rd (A-17) about 2 mi s junction with road to Anderson (from route 44, ca 10 air mi ne of Cottonwood) Comment
  JEPS86234  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1979-8-28 5161 Shasta along road to Shasta Dam (at Summit City); Summit City 304 Comment
  UC26340  Cordylanthus tenuis subsp. viscidus Milo S. Baker 1893-6 Shasta Bear Valley Mts. 1828 Comment
  CAS-BOT-BC209730  Cornus glabrata Marcus E. Jones 1931-7-16 29030 Shasta Pitt River bridge Comment
  JEPS50107  Cornus glabrata W. I. Follett 1935-6-1 Shasta McCloud R. opposite mouth of Nosoni Creek; McCloud R. 304 Comment
  UC1122773  Cornus glabrata P. L. Johannsen 1932-5-26 88 Shasta Redding Quad., McCloud R. 243 Comment
  RSA201283B  Cornus nuttallii J. T. Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola. Comment
  CAS-BOT-BC210556  Cornus sessilis Elmer I. Applegate 1929-6-23 5833 Shasta Ingot Comment
  HSC100049  Cornus sessilis J. P. Smith, & J. O. Sawyer 2010-5-7 12839 Shasta Shasta - Trinity National Forest. Branch rd. off 37N06, above Sims Flat Campground. 524 Comment
  CAS-BOT-BC210554  Cornus sessilis William A. Dayton 1912-7-1 117 Shasta Shasta National Forest. On bank of North Fork of Swift Creek 762 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
  UC726442  Corydalis caseana subsp. caseana A. A. Heller 1941-8-11 16284 Shasta w. end of Upper King Creek Meadow; Lassen Volcanic Nat'l Park, Upper King Creek Meadow 2133 Comment
  CAS-BOT-BC180186  Corylus cornuta subsp. californica Alice Eastwood 1917-9-2 6643 Shasta Shasta Springs Comment
  JEPS116599  Corylus cornuta var. californica Julie Kierstead Nelson 2006-5-10 2006 -6 Shasta Browns Creek & Chanchellula Creek confluence, Forest Road 1, 1 mi SW of Deerlick Springs 975 Comment
  RSA27175  Crataegus castlegarensis C. Leo Hitchcock 1940-5-24 6558 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC290464  Crepis acuminata Alice Eastwood 1912-6-29 8271 Shasta Goose Valley Comment
  CAS-BOT-BC290466  Crepis acuminata C. L. Hitchcock 1940-5-24 6543 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills 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
  RSA712551  Crepis bakeri R. Fischer 2005-5-23 0483 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road, near the old McArthur Swamp lands 1014 Comment
  JEPS28741  Crepis occidentalis George W. Gillett 1957-8-10 1023 Shasta saddle between Ski Heil and Pilot Pinnacle (e exposure); Lassen Volcanic National Park 2636 Comment
  UC581302  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2382 Shasta crest and s-facing slope of river terrace 1/2 mi ne Fall River Mills 1000 Comment
  CAS-BOT-BC376556  Crepis occidentalis subsp. conjuncta D. E. Breedlove 1962-6-12 3400 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CAS-BOT-BC290833  Crepis occidentalis subsp. pumila Margaret M. Hanna 1956-6-3 s.n. Shasta Near hiway 299 62 mi. East of Redding Comment
  HSC71850  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5843 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  CAS-BOT-BC299727  Crocidium G. Schoolcraft 1987-3-25 1682 Shasta S. of Fall River Mills 1127 Comment
  CHSC116239  Crucianella angustifolia Barbara L. Wilson; Nick Otting 2015-5-29 18416 Shasta Packer's Bay, Shasta Lake. 318 Comment
  CHSC110515  Cryptantha crinita Julie Kierstead Nelson; James R. Nelson 1991-5-19 Shasta Stillwater Creek at Portrero Creek crossing, 8 miles NE of Redding; growing in riverwash near east shoreline. 182 Comment
  RSA216792  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Creek at Old Alturas Road. Comment
  UC1392804  Cryptantha crinita R. F. Hoover 1968-5-28 11121 Shasta Clough Creek at Old Alturas Road Clough Creek Comment
  JEPS25549  Cryptantha intermedia Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7173 Shasta above O'Briens Landing (McCloud Arm of Shasta Lake); Shasta Lake 381 Comment
  JEPS90100  Cryptantha torreyana Dean Wm. Taylor with Robert A. Price 1988-6-24 9875 Shasta n.e. face Grizzly Peak (along Pacific Crest Trail); Pit R. watershed, Big Bend 15' Quad. 677B 1584 Comment
  CDA40503  Cryptantha torreyana T. C. Fuller 1963-7-15 10876 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  UC336682  Cryptogramma acrostichoides unknown July 1881 Shasta Lassen Peak Comment
  CAS-BOT-BC70516  Cryptogramma cascadensis Hans Leschke 1956-9-22 s.n. Shasta Terrace Lake 2354 Comment
  UC1040773  Cupressus bakeri H. H. Kiefer 1956-8-8 Shasta n side Crater Peak; Burney District, Cyprus Camp 1524 Comment
  UC1181944  Cupressus bakeri J. I. Mallory 1960-10-25 JIM 194 Shasta 7.5 mi s of Scott Mill (5 mi wsw of Burney Mountain); Quad. 22A3 1341 Comment
  UC1250274  Cupressus macnabiana Jim Griffin 1963-2-16 709 -719 Shasta About 1/2 mi E of Shasta County Rd A-17 (Ash Creek Rd), ca. 3 mi E of jct with the Dersch Road, near PG&E powerline right-of-way; 15 air mi E of Anderson 487 Comment
  NY16713  Cupressus macnabiana C. B. Wolf 1934-10-6 6164 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
  CDA41306  Cuscuta japonica C. Moen, K. Martyn 2005-7-29 PDR 1360556 Shasta Cultivated Plants; Arizona Street in Redding. 0 Comment
  UCD121388  Cycladenia humilis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 317 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. Comment
  RSA70360  Cycladenia humilis F. W. Peirson 1932-7-12 s.n. Shasta Thousand Lake Basin 2012 Comment
  JEPS89515  Cycladenia humilis var. humilis Dean W. Taylor with Ingrid Olmsted 1975-8-24 5384 Shasta vicinity of Magee Peak (e. face Crater Peak, Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2606 Comment
  SEINET11108529  Cymopterus terebinthinus var. albiflorus M. E. Mathias 1938-6-8 1386 Shasta Sacramento River Gorge, on road to Kennett, 1 mile N of Coram. 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
  CHSC84089  Cynodon dactylon Lowell Ahart; John Dittes 2003-5-22 10208 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  POM369205  Cynoglossum occidentale Christopher Davidson 1975-6-4 2646 Shasta 3 miles S of Dickson Flat on Highway 89. 1220 Comment
  UCD32844  Cyperus bipartitus Beecher Crampton 1964-8-26 7187 Shasta Castle Crag, 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  CAS-BOT-BC114585  Cyperus eragrostis George B. Grant 1902-9-18 s.n. Shasta Redding. Comment
  UC1100643  Cyperus niger Malcolm A. Nobs and S. Galen Smith 1949-7-19 1010 Shasta 1 mi. n. Anderson Comment
  UCD141204  Cyperus niger Tofsrud 1948-9-1 s.n. Shasta about 2 miles south of Redding. Comment
  UCD37066  Cyperus squarrosus Beecher Crampton 1956-8-20 3783 Shasta Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  SEINET10834197  Cypripedium californicum John G. Lemmon 1879-7-12 Lemmon s.n. Shasta Scotch Camp, Shasta. 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
  CAS-BOT-BC70696  Cystopteris fragilis Mrs. Gay 1893-6-1 s.n. Shasta McCloud River Comment
  RSA712550  Dactylis glomerata R. Fischer 2005-7-22 469 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau; along main park road between Crystal Springs and Ya-She at edge of a small meadow 1009 Comment
  RSA236754  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-22 42385 Shasta Castle Crags State Park 793 Comment
  UC872606  Datisca glomerata C. L. Hitchcock 1940-5-20 6499 Shasta 25 mi e of Redding Comment
  UC1537324  Delphinium decorum subsp. tracyi Gordon H. True 1938-5-24 953 Shasta between Widow Valley and Fall River Valley 1219 Comment
  HSC48883  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9853 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  HSC49788  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Rd. about 2 mi. from its junction with State Route 36 915 Comment
  CHSC9250  Delphinium gracilentum G. Strausbaugh 1970-5-24 71 Shasta First cove w of Brandy Creek Swimming Area, ca. 10 ft. up from lake edge. 371 Comment
  CAS-BOT-BC8783  Delphinium gracilentum f. versicolor Gordon H. True 1938-5-22 953 Shasta Between Widow and Fall River Valleys Comment
  UC118594  Delphinium hesperium subsp. pallescens H. E. Brown May 15 1897-May 28 1897 207 Shasta near Pit River Ferry 213 Comment
  CHSC65825  Delphinium nudicaule Maria Ulloa-Cruz 1995-4-17 96 Shasta Shasta-Trinity National Forests. Waters Gulch Trail, ca. 1200 m from trailhead. 350 Comment
  UC1537325  Delphinium nudicaule Gordon H. True Jr. 1938-5-24 935 Shasta n slope Soldier Mountain 1524 Comment
  CAS-BOT-BC9842  Delphinium nudicaule A. L., Mrs. Coombs 1912-6-1 s.n. Shasta Baird Comment
  UCSB15826  Delphinium nudicaule Breedlove, Dennis 1962-6-11 Shasta east side of Burney Falls; Burney Falls State Park; Cascade Range 914 Comment
  CDA13119  Delphinium nuttallianum G. F. Hrusa, T. D. Wilfred 1996-6-11 13054 Shasta Lassen National Forest; Moist, shaded understory of lodgepole pine dominated forest. Soils thin. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. Perennial, uncommon here, flowers purple. Comment
  UC1213827  Delphinium nuttallianum Jean Langenheim 1957-5-18 4338 Shasta e side of canyon 2 1/2 mi s Castella; Sacramento River Canyon, Sweetbriar Creek 609 Comment
  HSC46973  Delphinium patens Sheila Logan 1978-5-13 161 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC83026  Dendromecon rigida E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  CDA37191  Deschampsia danthonioides CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  CHSC89763  Deschampsia danthonioides R. Fischer; J. Marr 2004-5-22 414 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. In vernal pool on mdw., part of the old McArthur Swamp. 1008 Comment
  UCD61395  Deschampsia danthonioides Beecher Crampton 1960-6-16 5642 Shasta 6 miles south of Fall River Mills. Comment
  UCD62797  Deschampsia danthonioides W. R. Powell 1961-5-24 Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  JEPS27983  Deschampsia elongata George W. Gillett 1957-8-2 962 Shasta swale 1/4 mi. below Summit Lake (and 100 yds. s. of Corral Meadows trail); Lassen Volcanic Nat'l Park 2026 Comment
  SEINET11247524  Descurainia pinnata subsp. halictorum D. W. Taylor 2008-5-14 20201 Shasta Hat Creek, along Hwy 299 just E of the bridge over the creek. 853 Comment
  JEPS48627  Descurainia sophia Alma U. Ames 1918-3-28 Shasta bank of Pit River (McArthur); McArthur Comment
  CAS-BOT-BC388465  Dianthus deltoides Clarence R. Quick 1962-7-12 62 -74 Shasta Bosworth Meadow, 5 - 6 miles south of Pondosa, and about 3.5 miles west of highway 89 Comment
  CHSC114563  Dicentra formosa Jennifer Chambers 1995-5-24 Shasta Shasta-Trinity National Forests; Harrison Gulch; Middle Fork Cottonwood Creek. 800 Comment
  CAS-BOT-BC402459  Dicentra formosa subsp. formosa Hans Leschke 1957-7-12 s.n. Shasta Lassen Volcanic National Park. Above Cold Boiling Lake 2377 Comment
  RSA433578  Dicentra formosa subsp. formosa Unspecified s.n. Shasta Mt. Lassen Comment
  JEPS100740  Dicentra pauciflora Dean W. Taylor 1988-6-24 8996 B Shasta summit of peak Big Bend 15' Quadrangle (677B)Pit River watershed, Grizzly P 1905 Comment
  JEPS112881  Dicentra pauciflora Dean W. Taylor 1993-6-15 13657 Shasta Trinity Mountains; saddle between Rattlesnake Hill and Chicken Hawk Hill, at summit on Forest Road 38N21, at Sardine Spring 1783 Comment
  JEPS14653  Dicentra pauciflora Mary Twight 1956-6-10 45 Shasta about 6 mi w Castle Crags (along trail to Echo Lake and Seven Lakes Basin, 2.5 mi above trail start at the road up Castle Creek leading to Trinity River, Trinity Mountains) 1524 Comment
  UCD150614  Dicentra uniflora John Thomas Howell 1961-6-20 36569 Shasta Lassen Volcanic National Park. South slope of Diamond Peak. 2255 Comment
  SEINET9353080  Dichanthelium oligosanthes subsp. scribnerianum Unknown 1956-8-20 3770 Shasta Shasta Comment
  JEPS64176  Dichelostemma capitatum J. W. Blankinship 1911-3-26 Shasta Redding Comment
  UCD112256  Dichelostemma capitatum Christopher Mallek 2008-5-8 s.n. Shasta Ash Creek. 876 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
  CAS-BOT-BC520391  Dichelostemma congestum Dana York 2012-5-19 3113 Shasta Shasta-Trinity National Forest, Peak 2968 just N of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 902 Comment
  UCD147027  Dichelostemma congestum Robert E. Preston 2012-5-5 2873 Shasta 1.5 mi E of Igo, along Cloverdale Trail. 278 Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  UC1133929  Dichelostemma ida-maia C. J. Kraebel 1934-5-5 20 Shasta North Fork Squaw Creek Redding Quad., Kennett Area 1219 Comment
  CAS-BOT-BC502185  Dichelostemma ida-maia Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  SBBG45332  Dichelostemma ida-maia J. Timbrook 1972-6-4 12 Shasta 10 mi N of French Gulch, Trinity Mts Comment
  UC13766  Dichelostemma ida-maia W. C. Blasdale 1896-6-14 Shasta Trinity Divide Comment
  CHSC9309  Dichelostemma multiflorum G. Strausbaugh 1970-5-24 68 Shasta Ca. 15 ft. above the water's edge on w bank of first cove west of Brandy Creek Swimming Area. 370 Comment
  JEPS128474  Dichelostemma multiflorum Julie Kierstead Nelson 2015-4-13 2015 -014 Shasta City of Redding, 1/4 mile S of Hwy 44, south of intersection of Hartnell & Argyle Road. Comment
  SEINET3885605  Dichelostemma multiflorum Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-23 705 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella.; 0 680 Comment
  CAS-BOT-BC502653  Dichelostemma multiflorum C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC153292  Diplacus kelloggii Ellsworth Bethel 1923-6-17 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC153432  Diplacus layneae James Vale 1978-7-19 s.n. Shasta Hat Creek Comment
  CAS-BOT-BC153439  Diplacus layneae E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC153441  Diplacus layneae C. L. Hitchcock 1940-5-26 6607 Shasta Ca. 12 miles north of Fall River Mills 1371 Comment
  CAS-BOT-BC153442  Diplacus layneae James McMurphy 1914-6-18 s.n. Shasta Near Redding Comment
  CAS-BOT-BC151861  Diplacus mephiticus A. W. Kramer 1930-6-9 s.n. Shasta Prospect Peak, Lassen National Park Comment
  SBBG119480  Diplacus torreyi H. and M. Dearing 1939-6-14 3651 Shasta W of Viola Comment
  SEINET199024  Diplacus torreyi George W. Gillett 1953-1 281 Shasta Lassen National Forest; Along State Hwy 89 NE of Lassen Nat'l Park, W side of rd opposite Big Springs 1402 Comment
  JEPS110507  Dittrichia graveolens Robert E. Preston 2006-10-27 2415 Shasta Ca. 15 mi N of Redding, along N-bound I-5, 1.5 mi S of Gilman Rd. 459 Comment
  CAS-BOT-BC136124  Dodecatheon alpinum F. J. Hermann 1931-6-21 2424 Shasta Shore of small lake at east base of White Mountain - Lassen Volcanic National Park 2286 Comment
  CHSC110799  Dodecatheon hendersonii Dean Wm. Taylor 2013-4-25 21337 Shasta Cascade Ranges. Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 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
  RSA287484  Dodecatheon hendersonii Lyman Benson 1929-3-26 1102 Shasta Mountain Springs; open pine woods. Comment
  CAS-BOT-BC428041  Downingia bacigalupii Julie Kierstead Nelson 2014-6-3 2014 -069 Shasta 1 mile west of Tedoc Gap; Post Creek Rd. 28N36, 0.7 mile from intersection with Forest Road 29N45, ca. 42 miles west of Red Bluff. 1359 Comment
  JEPS104996  Downingia bacigalupii Dean W. Taylor 1996-6-15 15679 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
  JEPS14442  Downingia bacigalupii J. W. Blankinship 1910-6-27 Shasta Anderson Comment
  JEPS14443  Downingia bacigalupii Alice King 1921-6-1 Shasta near Anderson Comment
  POM59151  Downingia bacigalupii H. M. Hall, E. B. Babcock 1903-06 4197 Shasta Fall River Springs NE Shasta county; Sierra Nevada Mts. 1067 Comment
  CAS-BOT-BC42078  Draba aureola J. G. Lemmon 1872-6-22 s.n. Shasta Summit of Lassen Peak. 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
  CHSC78253  Draperia systyla Vernon H. Oswald 2000-6-5 9924 Shasta FR25 10.0 mi west of Interstate 5 at Castella. 1423 Comment
  JEPS109864  Drosera anglica Dean W. Taylor 2007-5-18 20118 Shasta Kosk Creek, unnamed pond in unnamed tributary (vicinity of Lofton placename on USGS map) 603 Comment
  HSC63040  Drymocallis glandulosa J. P. Smith, J. O. Sawyer 1976-5-9 8715 Shasta 1/2 mi. E of the Buckhorn Mtn. Maintenance Station on Hwy. 299 Comment
  CAS-BOT-BC527344  Drymocallis glandulosa var. reflexa E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC159323  Drymocallis lactea var. lactea Alice Eastwood 1912-6-29 824 Shasta Goose Valley Comment
  CHSC112134  Drymocallis pseudorupestris var. saxicola Dean Wm. Taylor 2012-6-18 21242 Shasta Bully Choop Mountain; 1 road mile below the summit exactly. 1859 Comment
  UC1543855  Drymocallis pseudorupestris var. saxicola Harold and Virginia Bailey 1948-8-27 2949 c Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park 2590 Comment
  UCD105308  Dysphania botrys K. M. Meyer; A. Townesmith 2007-7-27 168 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake. 349 Comment
  UCD60741  Echinochloa colona Beecher Crampton 1964-8-26 7189 Shasta Castle Crag. Ditch along the railroad. Comment
  CHSC8771  Egeria densa S. Chulasmai 1960-4-30 23 Shasta Locality: Hat Creek River. Comment
  CAS-BOT-BC113422  Eleocharis bella George Wilson Gillett 1957-8-20 1108 Shasta Brokeoff Meadows, in Aspen grove above cabins 1920 Comment
  JEPS19434  Eleocharis parishii B. C. Goldsmith 1916-7-20 5 Shasta Castle Rock, near Sacramento River NW corner of Shasta Co. Comment
  JEPS64133  Eleocharis parishii B. C. Goldsmith 1916-7-13 4 Shasta Castle Rock, Sacramento River Comment
  CHSC84060  Eleocharis quinqueflora Lowell Ahart; John Dittes 2003-5-22 10198 Shasta Meadow, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET10836792  Elodea canadensis Mary Susan Taylor 1982-10-20 Taylor 5167 Shasta T32N R6W sw/sw sec 4. Whiskeytown Boat Ramp, ca. 1 mi n of Hwy 299, ca. 9 mi nw of Redding. 1200 ft. 366 Comment
  RSA91972  Elymus X hansenii F. W. Peirson 1932-7-14 10103 Shasta Thousand-Lake Basin 1951 Comment
  HSC100219  Elymus caput-medusae J. P. Smith 2010-6-24 12960 Shasta Along Eastside Rd., Scott Valley 962 Comment
  HSC99961  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-15 13216 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  CAS-BOT-BC227901  Elymus elymoides David D. Keck 1944-7-10 5464 Shasta 2 mi. W. of Platina, on middle fork of Cottonwood Creek, inside east boundary of Trinity N.F. 883 Comment
  CAS-BOT-BC227902  Elymus elymoides Hans Leschke 1954-9-25 s.n. Shasta Lassen Volcanic National Park. Lower Kings Creek Meadow 2200 Comment
  HSC100218  Elymus elymoides J. P. Smith 2010-6-24 12956 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  UCR206039  Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2009-6-11 14972 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
  CAS-BOT-BC227898  Elymus elymoides George W. Gillett 1957-7-1 629 Shasta Lassen Volcanic National Park. Table Mountain, above emigrant trail 1905 Comment
  UCD62822  Elymus glaucus A. A. Beetle 1945-5-20 3984 Shasta 2 miles west of Hat Creek. Comment
  CAS-BOT-BC206577  Elymus glaucus subsp. glaucus Hans Leschke 1959-8-6 1611 Shasta Hat Lake - Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC206584  Elymus glaucus subsp. glaucus Lewis S. Rose 1945-9-8 45269 Shasta Manzanita Lake - Lassen Volcanic National Park 1783 Comment
  HSC37552  Elymus intermedius A. M. Montalvo, J. D. Ackerman 1975-7-16 547 Shasta Harrison Gulch off Hwy. 36. Comment
  UCD62624  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-30 2844 Shasta Lassen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  CHSC46577  Epilobium glaberrimum subsp. fastigiatum Vernon Oswald 1986-7-28 2249 Shasta Trail between Bumpass Hell and Cold Boiling Lake at a point overlooking Crumbaugh Lake, Lassen Volcanic National Park. 2362 Comment
  UC54450  Epilobium hallianum H. M. Hall and E. B. Babcock June, 1903 4164 Shasta meadows near Bear Creek (ne Shasta Co.); Sierra Nevada Mountains 1280 Comment
  RSA72105  Epilobium hallianum F. W. Peirson 1932-7-14 10187 Shasta West of Lake Eiler, Thousand Lake Basin 1951 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
  SEINET6644378 Image available Epilobium minutum M. S. Baker, Frank Nutting 1894-1 s.n. Shasta Burney Falls Comment
  JEPS89967  Epilobium obcordatum Dean W. Taylor with Ingrid Olmsted 1974-7-31 4694 Shasta cirque above Magee Lake (vicinity of Magee Peak); Lassen Nat'l Forest, Thousand Lakes Wilderness 2532 Comment
  UC1036329  Epilobium obcordatum George W. Gillett 1952-8-17 199 Shasta on Little Hot Springs Valley Grade 2 mi below Bumpas Hell trail origin (above Lassen Peak Hwy, near drinking fountain); Lassen Volcanic National Park 2286 Comment
  JEPS120241  Epilobium oreganum Julie Kierstead Nelson with Zack Voigtman 2012-8-20 2012 -085 Shasta Boy Scout pond, Headwaters of N Fork Beegum Creek Comment
  UC144357  Epilobium pallidum A. A. Heller 1905-5-30 7906 Shasta near Redding; ; near Redding, Shasta Co. 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
  JEPS128717  Epilobium torreyi Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21408 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC157668  Epilobium torreyi Milo S. Baker 1898-7-4 284 Shasta Stillwater Comment
  OBI12145  Epilobium torreyi Robert F. Hoover 1968-5-28 11129 Shasta Bella Vista Comment
  UC845355  Epipactis gigantea Alice Eastwood 1912-7-24 1391 Shasta Castella Comment
  JEPS121381  Equisetum X ferrissii Peter F. Zika 2012-5-15 25858 Shasta 0.5 km E of Sundial Bridge, Redding Comment
  CDA19800  Eragrostis curvula E. Finley 2001-11-7 PDR 1140315 Shasta Northern California; Airport Rd on-ramp to Hwy 44 E. 0 Comment
  UCD37061  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-8-20 3778 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  JEPS52500  Eremocarpus setiger J. W. Blankinship 1909-10-16 Shasta Coram Comment
  CHSC34505  Ericameria bloomeri J. D. Jokerst 1981-9-26 1477 Shasta S of Damantion Pass. 200 Comment
Read comments Oct 3 2007
  SEINET194857  Ericameria bloomeri A. A. Heller 1942-8-14 16529 Shasta Lower end of the Devasted Area near Lost Creek Comment
  CAS-BOT-BC298851  Ericameria nauseosa S. Cooper Smith 1942-10-11 42 -2 Shasta On Highway 99 S of Weed, Shasta Forest 1158 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
  CAS-BOT-BC299454  Ericameria nauseosa var. speciosa M. S. Jussel 1931-9-7 s.n. Shasta Bumpas Hell Trail, Mt. Lassen 2286 Comment
  CAS-BOT-BC299457  Ericameria nauseosa var. speciosa P. C. Everett; E. K. Balls 1959-10-21 23909 Shasta 2.9 mi. N. from entrance to Mt. Lassen Natl. Park along State Hwy. 89 2255 Comment
  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
  HSC40192  Ericameria parryi var. latior Thomas W. Nelson, Jane P. Nelson 1976-8-1 3150 Shasta Along Hwy. 44, 2 mi. E of Shingletown Comment
  CHSC71856  Erigeron annuus Vernon H. Oswald; Lowell Ahart 1998-9-8 9565 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  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
  UC334764  Erigeron compositus J. G. Lemmon and wife 1874-9-1 Shasta Lassen's Peak Comment
  CHSC86954  Erigeron eatonii var. plantagineus L. P. Janeway 2001-6-21 7209 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  CDA10978  Erigeron inornatus var. inornatus G. F. Hrusa 1991-6-25 8466 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton, on Sand Pit Rd. Comment
  RSA283765  Erigeron inornatus var. inornatus Reid V. Moran 1978-6-24 26070 Shasta Roadside on east slope above Little Roaring Creek 775 Comment
  RSA0089874  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 2015-6-18 21551 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction, Forest Road 32N24. 1590 Comment
  CAS-BOT-BC295509  Erigeron linearis James T. Vale 1980-6-8 s.n. Shasta Pitt River bridge Comment
  UC1553593  Erigeron petrophilus var. viscidulus E. Dean 1988-7-11 111 Shasta exposed rocks on w side Castle Dome; Castle Crags 1493 Comment
  UC895958  Erigeron philadelphicus var. philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  CAS-BOT-BC300288  Erigeron strigosus var. strigosus R. D. Goeden 1986-9-11 s.n. Shasta East Fork of Nelson Creek, E of Big Bend, Shasta National Forest, ca. 40 mi. (airline) NE of Redding 1036 Comment
  UCR255880  Eriogonum Greg de Nevers 2001-7-25 12617 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  CAS-BOT-BC259548  Eriogonum luteolum var. luteolum H. D. Ripley; R. C. Barneby 1948-7-6 9671 Shasta Project City N. of Ventral Valley 152 Comment
  LA206882  Eriogonum marifolium M. S. Jussel; 1931-9-7 sn Shasta Mount Lassen, Lassen National Park 2590 Comment
  POM180986  Eriogonum marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2591 Comment
  UC485731  Eriogonum marifolium H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2438 Comment
  CAS-BOT-BC263315  Eriogonum marifolium var. marifolium Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  RSA768274  Eriogonum nudum Justin M. Wood 2010-9-2 2525 Shasta Round Mountain: Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UC1543739  Eriogonum nudum var. nudum Harold and Virginia Bailey 1948-8-26 2832 Shasta Manzanita Creek above campgrounds Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  JEPS118497  Eriogonum nudum var. pubiflorum A. Holmen 2011-8-25 CA 320 -98 Shasta CA 299 West to Fall River Mills. Turn left onto Cassel Fall River Rd, continue 3.2 miles to Cinder Cone Rd and turn left. Drive approx. 4 miles and park. Collection site is along road. Comment
  UC1032185  Eriogonum nudum var. pubiflorum P. L. Johannsen 1932-7-8 155 Shasta near Pit River Ferry; Redding Quadrangle Comment
  UC1748342  Eriogonum nudum var. pubiflorum L. P. Janeway 1996-9-1 5081 Shasta along Clear Creek Road 0.5 mi N of Hwy. 299 (towards French Gulch) 402 Comment
  CAS-BOT-BC272456  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-8-22 36378 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  CHSC60379  Eriogonum ovalifolium var. nivale Mary Ann Showers 1992-6-27 2605 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  UC85676  Eriogonum pyrolifolium Mrs. R. M. Austin 1883-1 Shasta Lassen's Peak Comment
  UC85677  Eriogonum pyrolifolium Mrs. R. M. Austin 1879-1-1 Shasta Lassen's Peak 3048 Comment
  CAS-BOT-BC252946  Eriogonum pyrolifolium var. pyrolifolium H. F. Copeland 1931-8-9 1441 Shasta Mt. Lassen 2590 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
  CAS-BOT-BC258412  Eriogonum rosense Hans Leschke 1962-9-1 1861 Shasta Lassen Volcanic National Park. Crescent Crater 2453 Comment
  HSC75656  Eriogonum strictum var. proliferum J. O. Sawyer, R. J. Cole 1980-7-20 3708 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  UCD101340  Eriogonum umbellatum G. F. Hrusa 1991-6-27 8485 Shasta Behind Forebay Lake and Airport at Fall River Mills. 1000 Comment
  UC1735869  Eriogonum umbellatum var. modocense Dean W. Taylor 1974-6-13 3694 Shasta 10 miles East of McCloud on Highway 89 1127 Comment
  UC1299702  Eriogonum umbellatum var. modocense Freed W. Hoffman 1946-6-7 1275 Shasta between Burney Park and McArthur 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
  SEINET3816721 Image available Eriogonum umbellatum var. polyanthum A. A. Heller 1914-8-29 11745 Shasta Near Castle Crag on Pacific Highway Comment
  SBBG21290  Eriogonum ursinum D. Myrick 1964-7-21 898 Shasta Flatiron Ridge above Drakesbad 1981 Comment
  JEPS117872  Eriogonum ursinum var. erubescens Julie Kierstead Nelson 2006-6-29 2006 -42 Shasta Shasta/Trinity County line at intersection of County Road 106 and Forest Service Rd. 35N17S, ca 2 miles NE of Tinity Mountain 1400 Comment
  CDA13512  Eriogonum vimineum G. F. Hrusa, T. D. Wilfred 1996-7-22 13338 Shasta Lassen National Forest; About 4-5 miles S of Old Station. Comment
  JEPS28560  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  SBBG21284  Eriogonum vimineum D. Myrick 1964-7-24 937 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  UC912844  Eriogonum vimineum Alice Eastwood Jun 29 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  CAS-BOT-BC267643  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt Comment
  LA207143  Eriogonum wrightii var. trachygonum A. A. Heller; 1927-9-10 14471 Shasta upper Sacramento River, at Redding, California 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
  HSC5606  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-20 6490 Shasta 25 mi. E of Redding Comment
  UC54087  Eriophyllum lanatum var. achilleoides H. M. Hall and E. B. Babcock Jun 1903 4250 Shasta Fall River Mills 1036 Comment
  CAS-BOT-BC301090  Eriophyllum lanatum var. achilleoides L. E. Smith 1913-4-24 107 Shasta Mc Clouds [McCloud] Fork Comment
  CAS-BOT-BC301175  Eriophyllum lanatum var. arachnoideum Clarence R. Quick 1962-7-10 62 -77 Shasta Old Buffum cutover, SW side of Hatchet Mt. west of Burney Comment
  CAS-BOT-BC301435  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 88 Shasta 2 miles south of Hazel Creek Comment
  UC507120  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-6-21 E 88 Shasta 2 mi s Hazel Creek Comment
  UC54086  Eriophyllum lanatum var. grandiflorum H. M. Hall and E. B. Babcock 1903-6-1 4005 Shasta Pitt River Canon Upper Sacramento Valley, Pitt River Canon 304 Comment
  CAS-BOT-BC301427  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 90 Shasta Near junction of Pit & Sacramento Rivers Comment
  RSA554574  Eriophyllum lanatum var. grandiflorum Walter Wisura 1993-5-9 4892 Shasta Highway 299, 9 miles west of Redding Comment
  UC76039  Eriophyllum lanatum var. grandiflorum Milo S. Baker 1898-7-7 339 Shasta Stevens Ranch Comment
  HSC27295  Erodium brachycarpum J. P. Smith 1972-3-19 5075 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  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
  SD64432  Eryngium articulatum Darley F. Howe 1966-8-28 4311 Shasta 5.0 miles north of Highway 299 on Highway 89. Comment
  UC648291  Eryngium castrense John Thomas Howell 1934-6-16 12225 Shasta 3.5 mi. n.e. McArthur Comment
  UC1036246  Erysimum capitatum George W. Gillett 1952-7-20 84 Shasta along shoulder of hwy below springs; Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  SJSU567  Erysimum capitatum G. Witherspoon 1940-6-25 2109 Shasta Manzanita L, Lassen Volcanic National Park 1828 Comment
  RSA101860  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-7-20 888 Shasta By Route 89, between Hat Creek and Manzanita Lake. 1524 Comment
  HSC103179  Erythranthe taylorii Dana York 2012-4-12 3108 Shasta Shasta-Trinity National Forest, near summit of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake. 933 Comment
  JEPS123356  Erythranthe taylorii Gabe Youngblood 2015-3-4 2 Shasta Limestone ridgeline west of Brock Creek near confluence with Shasta Lake. Devils Rock, 7.5' Q. Comment
  JEPS123358  Erythranthe taylorii Kevin Heidel 2015-3-17 7 Shasta Pacific Crest Trail east of Cabin Creek bridge, south of McCloud, CA. Girard Ridge 7.5' Q. Comment
  JEPS123359  Erythranthe taylorii Gabe Youngblood 2015-3-5 3 Shasta Limestone outcrops east of Dekkas Rock and north of Kamloops on Shasta Lake. Minnesota Mountain, 7.5' Q. Comment
  JEPS123360  Erythranthe taylorii Gabe Youngblood 2015-3-6 4 Shasta Limestone rock near Shasta Caverns lakeside facilities. O'Brien, 7.5' Q. Comment
  JEPS123483  Erythranthe taylorii Len Lindstrand III 2014-4-2 s.n. Shasta Northwest slopes of Bollibokka Mountain. Bollibokka Club property, ridge on norhtwest slopes od Bollibokka Mountain above (east of) McCloud River. Bollibokka Mountain 7.5' USGS quadrangle. Comment
  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
  UC54200  Erythronium purpurascens H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4294 Shasta Soupan Springs Mount Lassen 2438 Comment
  UCR92622  Erythronium purpurascens Kathy Harper, Dane Karr 1994-6-17 s.n. Shasta Lassen Volcanic National Park: trail along Hat Creek from I-89 at Hat Lake to Paradise Meadows 2287 Comment
  CAS-BOT-BC504371  Erythronium purpurascens Milo S. Baker 1935-6-25 8108 Shasta Mt. Lassen Highway 1828 Comment
  POM169645  Erythronium purpurascens H. M. Hall, E. B. Babcock 4294 Shasta Mount Lassen; Soupan Springs [=Sulphur Works] 2439 Comment
  POM98586  Erythronium purpurascens Frank W. Peirson 1926-6-23 6844 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  RSA31984  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta Near the head of Little Hot Springs Valley, Lassen Volcanic National Park 2134 Comment
  RSA63739  Erythronium purpurascens Frank W. Peirson 1926-6-23 6844 Shasta Trail to summit of Lassen Peak, Lassen National Park Comment
  JEPS100448  Erythronium shastense Dean Wm. Taylor, Maricella Reyes 2003-3-5 18467 Shasta 1 mi S of, along road between Ellery Creek and Pine Point campground McCloud R. bridge; McCloud arm of Lake Shasta 350 Comment
Read comments Dec 8 2014
  JEPS123348  Erythronium shastense Len Lindstrand III 2015-2-26 21222 Shasta Northwest slope of Bollibokka Mountain. Bollibokka Mountain, 7.5' Q. Comment
  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
  CHSC118184  Erythronium shastense Kevin Heidel 2015-3-13 6 Shasta East of Brock Creek outlet into Shasta Lake along unnamed stream. UTM 10T NAD83 0575928E / 4518298N 345 Comment
  HSC104364  Erythronium shastense Kevin Heidel 2015-3-12 5 Shasta North of Gray Rocks, south of Curl Creek 707 Comment
  UC144484  Eschscholzia californica A. A. Heller 1905-5-30 7903 Shasta near Redding Comment
  RSA11789  Eschscholzia californica var. crocea Elmer I. Applegate 1929-6-23 5829 Shasta Burney Comment
  CAS-BOT-BC419552  Eschscholzia lobbii L. S. Smith 1913-3-11 9 Shasta Anderson Comment
  UC1558222  Eucephalus breweri Harold and Virginia Bailey 1948-8-27 3050 Shasta below Emerald Lake; Lassen Volcanic National Park 2438 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
  CHSC27872  Euphorbia crenulata Robin Ondricek 1978-4-22 18 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Along dirt roadside. 609 Comment
  CHSC34850  Euphorbia crenulata M. S. Taylor 1980-6-10 2793 Shasta Sims Flat Rd, between Sims Flat campground, and Sims lookout turn, ca. 2 mi s of I5, ca. 6 mi sw of Sweetbriar. 853 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  SBBG21854  Euphorbia crenulata D. Myrick 1964-7-24 943 Shasta Hwy 89, near Big Spring between Manzanita Lake and Mt Shasta 1371 Comment
  SEINET10453753  Euphorbia crenulata Mary Susan Taylor 1980-6-10 Taylor 2793 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  CDA20713  Euphorbia cyparissias K. Martyn 2006-8-11 PDR 1360543 Shasta South of 25345 Glenburn Rd., Fall River Mills 0 Comment
  UC86953  Eurybia integrifolia Mrs. R. M. Austin 1890-1 551 Shasta Lassens Peak Comment
  RSA0069371  Fallopia japonica Dean W. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 567 Comment
  CDA36831  Festuca arundinacea CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CAS-BOT-BC278717  Festuca idahoensis David D. Keck 1944-7-10 5467 Shasta 2 miles W. of Platina, on Middle Fork of Cottonwood Creek, inside east boundary of Trinity National Forest 883 Comment
  SJSU11272  Festuca idahoensis S. H. Casey 1980-6-1 1164 Shasta Subway Caves near old Station c. 7 mi S of Hot Creek 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
  CAS-BOT-BC278871  Festuca occidentalis John Thomas Howell 1961-6-19 36521 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  SJSU11273  Festuca occidentalis S. H. Casey 1980-6-21 1166 Shasta by trail below Burney Falls McArthur- Burney State Park Comment
  CHSC90219  Festuca rubra L. P. Janeway 2001-5-28 7079 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  JEPS105652  Festuca rubra 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 Hwy 44 1494 Comment
  UCD66343  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  CHSC116240  Festuca trachyphylla Barbara L. Wilson; Richard E. Brainerd, Nick Otting 2009-5-5 15513 Shasta A turnout along Higway 299. 516 Comment
  CAS-BOT-BC112353  Fimbristylis autumnalis Walter Lennon 1985-8-13 s.n. Shasta Cow Creek near Silver Spur Rd., 0.7 mi W of Silver Bridge Rd, Palo Cedro. Comment
  SEINET7417531 Image available Frangula californica A. A. Heller 1905-1 7859 Shasta near Redding Comment
  SEINET7417538 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12994 Shasta Clear Creek 7 mi S of Redding Comment
  CAS-BOT-BC53895  Frangula californica subsp. tomentella A. A. Heller 1905-5-29 7895 Shasta Near Redding Comment
  HSC100281  Frangula rubra J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13390 Shasta Along East County Line Road. 1413 Comment
  SEINET4089969  Frangula rubra subsp. rubra C. Davidson 1975-1 2716 Shasta Roughly 20 miles east of Redding on Highway 44; on edge of unused but fairly new access road off Highway 44. 640 Comment
  RSA38293  Frasera albicaulis var. nitida H. D. Ripley, R. C. Barneby 1948-7-6 9641 Shasta Castle Rock 640 Comment
  UC70392  Fraxinus latifolia Milo S. Baker 1898-7-6 373 Shasta Clover Creek Falls Comment
  CHSC42193  Fremontodendron californicum Steven A. Conley 1986-4-7 6 Shasta Roadside, open area by Hwy 44, 8 mi e of Redding, 1/4 mi e of Bear Creek. 243 Comment
  CAS-BOT-BC130323  Fritillaria eastwoodiae Dean Wm. Taylor; Glenn L. Clifton; Jim Andre 1990-4-25 10678 Shasta Ponderosa Way ca. 0.5 miles S of South Cow Creek, upslope from road to border of right-of-way of PG&E Natural Gas pipeline 853 Comment
  CHSC86261  Fritillaria eastwoodiae Martin J. Lenz 2003-4-30 1 Shasta 100 ft. +/- south of Clover Cr., 250 ft. +/- downstream from mouth of Silver Cr. UTM: Zone 10 594960E 4506480N. 988 Comment
  JEPS91030  Fritillaria eastwoodiae Dean Wm. Taylor with James R. Shevock 1993-5-1 13398 Shasta Squaw Creek 3 mi up from Shasta Lake (0.6 mi n of Squaw Creek Guard Station); Cascade Ranges, Squaw Creek 365 Comment
  CAS-BOT-BC130348  Fritillaria glauca Dean Wm. Taylor; Roy E. Buck 1987-6-4 8991 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divide between Pit and McCloud rivers) 1889 Comment
  UC15018  Fritillaria pudica Milo S. Baker 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC504456  Fritillaria recurva Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  JEPS121033  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
  RSA87322  Galium aparine var. echinospermum F. W. Peirson 1932-7-9 10299 Shasta Burney Spring. 1433 Comment
  JEPS27419  Galium grayanum Ehrendorfer, Stebbins, and Dempster 1959-9-27 5964 Shasta Brokeoff Mountain Lassen National Park Comment
  JEPS28747  Galium grayanum George W. Gillett 1957-8-10 1029 Shasta s crags below summit; Lassen Volcanic National Park, Pilot Pinnacle 2682 Comment
  UC1332285  Galium sparsiflorum subsp. glabrius Lauramay T. Dempster and G. Ledyard Stebbins 1964-7-26 4058 Shasta along Hwy 299 at B-3500 (above solid blue rocks cliffs on n side of road, 6 mi ne of Ingot) Comment
  JEPS28556  Galium trifidum George W. Gillett 1957-7-9 689 Shasta confluence of Hat Creek and Lost Creek n Park (about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  RSA603274  Galium trifidum Louis C. Wheeler 1958-8-24 7429 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  UCD121954  Galium triflorum D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-13 s.n. Shasta Lassen Volcanic National Park. Near Forest Lake Creek at Brokeoff Mountain. 2150 Comment
  UC1132040  Gastridium ventricosum C. J. Kraebel 1934-5-5 9 Shasta North Fork Squaw Creek; Redding Quad., Kennett Area 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
  UCD105732  Genista monspessulana K. M. Meyer; A. Townesmith 2007-7-27 169 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake. 349 Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  CAS-BOT-BC459367  Geum macrophyllum Alice Eastwood 1912-8-22 1911 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  CHSC9239  Gilia G. Strausbaugh 1970-5-24 73 Shasta Near extreme inlet point first cove w of Brandy Creek Swimming Area ca. 15 ft. above water. 373 Comment
  RSA83099  Gilia capitata Malcolm A. Nobs 1948-6-26 517 b Shasta on Highway 99 ca. 20 miles south of Dunsmuir. Outcrop by Slate Creek. Comment
  CHSC65654  Gilia capitata subsp. capitata L. P. Janeway 1995-7-2 4829 Shasta Along road to 'Pit 6 Dam' 3.7 mi west of Big Bend Road. On road cutbank through mid-slope on east side of canyon of Pit River between Cape Horn Creek and Short Creek. 640 Comment
  UC932030  Gilia capitata subsp. capitata Malcolm A. Nobs 1948-6-26 517 a Shasta on highway 99 ca 20 mi s Dunsmuir (on slate outcrop by Slate Creek); by Slate Creek, s of Dunsmuir Comment
  UC932012  Gilia leptalea Verne Grant, Alva Grant 1947-7-13 8020 Shasta on highway 299, 1 mi w Hatchet Creek Summut; w of Hatchet Creek summit Comment
  CAS-BOT-BC123841  Gilia tenuisecta Amos Arthur Heller 1905-5-30 7898 Shasta Near Redding Comment
  CAS-BOT-BC26130  Gilia tenuisecta A. A. Heller 1905-5-30 7898 Shasta Near Redding Comment
  CHSC93301  Githopsis diffusa subsp. robusta R. Fischer 2005-4-20 649 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off the gravelly volcanic soil of the upper Spatter Cone Trail loop . 1051 Comment
  SEINET10460583  Githopsis pulchella subsp. campestris Johannsen 1932-6-3 JOHANNSEN s.n. Shasta South side of Dry Clover Creek. T32N R1W Sec. 18 366 Comment
  HSC85741  Githopsis specularioides J. P. Smith, J. O. Sawyer 1982-5-9 10384 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  JEPS95529  Githopsis specularioides Vernon H. Oswald and L. Ahart 1994-5-12 6192 Shasta T35N R5W SE1/4 Sec. 29, 1250 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 381 Comment
  HSC73410  Githopsis specularioides B. Potter, L. Sieburth, Susan Ahrens 1981-5-9 684 Shasta Harrison Gulch 1/2 mi. NW of Hwy. 36 820 Comment
  UCD66749  Glyceria borealis P. B. Kennedy 1927-6-15 31 Shasta Pit River, Hot Creek, Looseley Pool. Comment
  UC1543779  Glyceria elata Harold and Virginia Bailey 1948-8-25 3040 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CDA6002  Gnaphalium canescens subsp. beneolens Henry, R. M. Price, J. F. Weber 1976-7-29 Shasta Railroad right-of-way near Dunsmuir. 0 Comment
  JEPS28565  Gnaphalium palustre George W. Gillett 1957-7-9 699 Shasta about 2 mi s of Big Springs (confluence of Hat Creek and Lost Creek n of Park); Lassen Volcanic National Park 1524 Comment
  JEPS89733  Gnaphalium palustre Dean W. Taylor 1988-6-22 9835 Shasta w. base Burney Mt. (Dry Lake); Cascade Mts., Burney 15' Quad., , Dry lake 1255 Comment
  CHSC1745  Gratiola ebracteata M. Underhill 1952-6-29 Shasta 91 Comment
  JEPS4232  Gratiola ebracteata Heller 1905-5-30 7907 Shasta Redding Comment
  UCD132487  Grindelia camporum K. M. Meyer; A. Townesmith 2007-7-27 165 Shasta Shasta-Trinity National Forest; 8.2 miles on Gilman Road, exit 698 off (N) 1-5. 411 Comment
  UC1186474  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60188 Shasta 2 mi n of n entrance to Lassen National Park (along Hwy 89) Comment
  POM72789  Hackelia californica Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA77828  Hackelia californica F. W. Peirson 1932-7-11 10206 Shasta West of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC1036271  Hackelia nervosa George W. Gillett 1952-7-20 85 Shasta one mi above Sulphur Works (above highway); Lassen Volcanic National Park 2194 Comment
  UCSB13225  Hastingsia alba Dearing, Hugh; Dearing, Margaret 1939-6-29 Shasta Nr. Callahan Comment
  CAS-BOT-BC306533  Helenium bigelovii Marian L. Campbell 1921-7-26 s.n. Shasta Sims, Sacramento River Comment
  RSA768474  Helenium puberulum Justin M. Wood 2010-9-2 2585 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
  OBI77296  Helianthella californica var. nevadensis Anthony Baniaga 2011-6-19 378 Shasta Lassen NF. W of 89, on unnamed dirt rd, ca 3 mi S of 299. Old Station quad. T33 R5E sec 21 SE of SE 991 Comment
  CAS-BOT-BC314805  Helianthella californica var. nevadensis Ella Dales Cantelow 1941-5-23 3577 Shasta State Hy. #89 Jct. with U.S.Hy. #299 Comment
  CAS-BOT-BC314833  Helianthella californica var. shastensis L. E. Smith 1914-6-9 711 Shasta Castella Comment
  CDA13540  Helianthella californica var. shastensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13367 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC314828  Helianthella californica var. shastensis Ellsworth Bethel 1923-5-23 s.n. Shasta Burney Comment
  RSA79073  Helianthella californica var. shastensis E. K. Balls, Lee W. Lenz 1952-5-13 17238 Shasta 3.4 miles E of Trinity-Shasta county line (Hwy 299) between Douglas City and Redding. 915 Comment
  CHSC71861  Helianthus bolanderi Vernon H. Oswald; Lowell Ahart 1998-9-8 9616 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  RSA0069351  Helianthus bolanderi Dean W. Taylor 2013-9-6 21408 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89. 915 Comment
  JEPS80458  Hemitomes congestum Nancy Morin and Jenny Richards 1981-7-17 305 Shasta on Crags Trail Castle Crags Park Comment
  UC76027  Hemizonia congesta subsp. calyculata Milo S. Baker 1898-7-5 329 Shasta Morley's Comment
  CHSC105700  Hesperevax acaulis var. acaulis Julie Kierstead Nelson 2006-5-10 2006 -008 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CHSC93305  Hesperolinon micranthum R. Fischer 2005-8-15 547 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from the open pine/juniper woodlands north of camp 7. 1018 Comment
  UC1130235  Hesperolinon micranthum A. E. Wieslander July 1929 122 Shasta Fort Mountain Shasta Forest, Bartle Quad. 1371 Comment
  UC1601220  Hesperolinon micranthum Helen K. Sharsmith 1955-6-27 4510 Shasta near Fall River Mills (forest adjacent to State Highway 299); Lassen National Park 1219 Comment
  UC17260  Hesperolinon micranthum Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  UC54496  Hesperolinon micranthum H. M. Hall and E. B. Babcock June 1903 4039 Shasta near Little Castle Creek; Sierra Nevada Mountains 609 Comment
  CDA28492  Hesperolinon micranthum T. C. Fuller 1963-7-15 10880 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  UCSB12581  Hesperolinon spergulinum Dearing, Hugh; Dearing, Margaret 1938-6-30 Shasta Lassen Park; 25 miles south of Burney Comment
  JEPS28564  Heterocodon rariflorum George W. Gillett 1957-7-9 698 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Lassen Volcanic National Park 1524 Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  POM203778  Heterocodon rariflorum J. T. Howell 1934-7-5 12422 Shasta Burney Comment
  RSA100335  Heterocodon rariflorum F. W. Peirson 1932-7-17 10332 Shasta Wallace Ranch, Goose Valley 915 Comment
  SEINET10460730  Heterocodon rariflorum Gillett GILLETT 667 Shasta Lost Creek 5.8 mi NE of Manzanita Lake 5200'. Comment
  SEINET8253675  Heteromeles arbutifolia Frank Callahan 2008-11-19 HA 14 Shasta off Highland Lakes Rd. Comment
  UCR268862  Hieracium albiflorum Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31401 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318765  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta Reading Peak, Lassen Volcanic National Park 2560 Comment
  CHSC59132  Hieracium scouleri var. scouleri Vernon H. Oswald; Steve Mitchelson 1992-8-5 5144 Shasta Abandoned stone quarry located on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.3 mi N of Lassen Hwy. 1914 Comment
  JEPS28733  Hieracium triste George W. Gillett 1957-8-8 997 Shasta Wet Meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park 2499 Comment
  CAS-BOT-BC312970  Hieracium triste George W. Gillett 1957-8-10 1017 Shasta Lassen Volcanic National Park. Eagle Peak 2636 Comment
  JEPS65632  Hoita macrostachya Milo S. Baker 1898-7-5 286 Shasta Carpenter's Comment
  CDA36836  Holcus lanatus CDFA Staff 2001-6-6 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  SEINET186057 Image available Holcus sorghum subsp. sudanensis Virginia E. Long 1931-5-21 79 a. Shasta Alt. 432 ft. Comment
  UCD113372  Holodiscus discolor var. microphyllus Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC150121  Holodiscus microphyllus var. glabrescens Hans Leschke 1960-8-6 1718 Shasta Near Echo Lake Comment
  CAS-BOT-BC150122  Holodiscus microphyllus var. glabrescens Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  CDA13080  Holodiscus microphyllus var. glabrescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13013 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  CHSC93038  Holosteum umbellatum subsp. umbellatum R. Fischer 2005-4-15 501 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In meadow north of Ya-She camps near oak woodlands. 1011 Comment
  JEPS89772  Holozonia filipes Dean W. Taylor 1988-8-8 10027 Shasta between Goose Valley and Bruney Valley 3.5 mi nnw from Burney (Modoc Plateau); Modoc Plateau 975 Comment
  SEINET10933147  Hookera californica A. Arthur Heller 1940-5-28 Heller 15694 Shasta Very plentiful on the volcnic uplands 4 miles west of Ingot on U.S. Highway # 299, Comment
  SEINET10528762  Hookera coronaria A. Arthur Heller 1916-6-24 Heller 12441 Shasta Between Castella and Sims in the yellow pine and Quercus Garryana belt in open places. Comment
  UCD85384  Hordeum brachyantherum G. F. Hrusa 1991-6-27 8491 Shasta Pit River Drainage. Along Tule River to N of Diversion Canal in Fall River Valley. 1000 Comment
  CAS-BOT-BC284736  Hordeum jubatum Hans Leschke 1959-8-2 1592 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  UCD85763  Hordeum jubatum Lewis S. Rose 1945-9-1 45191 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  HSC101575  Hordeum murinum subsp. glaucum J. P. Smith, J. O. Sawyer 2010-5-8 12850 Shasta Along County Rd. A16 (Ono to Platina Rd.) 462 Comment
  JEPS74022  Hordeum murinum subsp. leporinum Virginia E. Long 1931-5-4 61 a Shasta Anderson Comment
  UC75492  Horkelia fusca subsp. parviflora Milo S. Baker 1898-7-9 298 Shasta Stalker's Comment
  CHSC27873  Horkelia tridentata Robin Ondricek 1978-4-22 19 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 609 Comment
  SJSU3758  Horkelia tridentata C. W. Sharsmith 1963-6-9 7052 Shasta 1 mi E of Shingletown 1082 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
  UC453993  Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  UC75493  Horkelia tridentata subsp. tridentata Milo S. Baker 1898-7-10 342 Shasta Stalker's Comment
  UCD113575  Horkelia tridentata var. tridentata G. F. Hrusa; T. D. Wilfred 1996-6-10 12961 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. 1635 Comment
  CAS-BOT-BC536296  Horkelia tridentata var. tridentata David D. Keck; A. Gustafsson 1938-8-9 4890 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. Comment
  CAS-BOT-BC536297  Horkelia tridentata var. tridentata David D. Keck; A. Gustafsson 1938-8-9 4890 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. Comment
  HSC23073  Hosackia oblongifolia Richard Spjut 1971-5-19 1886 Shasta Along Rock Creek, just off Hwy. 299, 6 mi. W of Redding Comment
  HSC22035  Hosackia pinnata Richard Spjut 1971-5-14 1906 Shasta O'Brien turnoff to Shasta Lake, 15 mi. N of Redding Comment
  CHSC60320  Hulsea nana Mary Ann Showers 1992-6-27 2617 Shasta Lassen Volcanic National Park. Flat northwest of Crescent Crater. 2194 Comment
  CHSC60321  Hulsea nana Mary Ann Showers 1992-6-27 2626 Shasta Lassen Volcanic National Park. Ridge between Chaos Crags and flat (cirque) northwest of Crescent Crater. 2377 Comment
  UC90393  Hulsea nana Mrs. R. M. Austin 1896-7-1 584 Shasta Lassen Peak Comment
  RSA602919B  Humulus lupulus L. C. Wheeler 1958-8-23 7423 Shasta Castella. Castle Creek near mouth. Comment
  CDA1456  Hydrilla verticillata D. McBroome, J. Morton 1985-9-2 Shasta North side of Sacramento River, southeast of North Market Street and Rio Drive, Redding. 0 Comment
  SEINET10497071  Hydrophyllum occidentale Mary Susan Taylor 1980-6-10 Taylor 2806 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  UC1543851  Hypericum anagalloides Harold and Virginia Bailey 1948-8-25 3042 d Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UC485741  Hypericum anagalloides H. F. Copeland 1932-8-15 Shasta where rd. crosses King's Creek Meadow; Mt. Lassen, King's Creek Meadow 2225 Comment
  CAS-BOT-BC400950  Hypericum anagalloides Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  UC1584275  Hypericum mutilum Julie Kierstead 1989-8-29 89 -83 Shasta Shasta-Trinity N. F., Shasta Lake R. D. 670 Comment
  CHSC9196  Hypericum perforatum G. Strausbaugh 1970-5-30 81 Shasta Across lake from Oak Bottom Marina on open sunny hillside just beyond dense manzanita grove. 377 Comment
  RSA458265  Hypericum perforatum Christopher Davidson 1973-5-22 2094 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  CAS-BOT-BC319044  Hypochaeris glabra Mrs. Jos. Clemens 1920-7-29 s.n. Shasta Redding Comment
  CDA36221  Hypochaeris radicata G. K. Helmkamp, E. A. Helmkamp 2009-6-13 14988 Shasta Southern Cascade Range; Wilson Hill Road, 0.7 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  UCR206569  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-6-13 14988 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 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
  CAS-BOT-BC5563  Iliamna bakeri Milo Samuel Baker 1899-8-17 116 Shasta Fall River Valley, NE Shasta County. Comment
  CAS-BOT-BC206823  Iliamna bakeri Tracey A. B. Slotta 1999-7-16 99 10 c Shasta McCloud Ranger District of the Shasta-Trinity National Forest, 1 mi. north of Mayfield Rd. 3, 2 mi. east of Hambone Butte Comment
  RSA530098  Iliamna bakeri D. W. Taylor 1988-8-11 10034 Shasta Saddle 0.8 miles S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek. 1677 Comment
  SEINET194900  Ipomopsis aggregata A. A. Heller 1941-7-24 16255 Shasta Lassen Volcanic NP ; Near Noble Pass Comment
  UC1036237  Ipomopsis congesta George Gillett 1952-8-16 189 Shasta summit area of Lassen Peak, near Lassen Peak Trail Lassen Volcanic National Park Comment
  UC335511  Ipomopsis congesta Lemmon Sept. 1873 Shasta Lassen's Peak Comment
Read comments May 29 2007
  JEPS3760  Ipomopsis congesta subsp. montana George Gillett 1952-8-9 153 Shasta ca 1/3 mi e summit of Lassen Peak (e shoulder of the peak); Lassen Volcanic National Monument 2895 Comment
  CAS-BOT-BC133508  Iris Margaret M. Hanna 1956-6-3 906 Shasta Forest Camp, Hatchet Mt., 39.8 mi. E. of Redding Comment
  HSC73468  Iris macrosiphon Grunert 23 Shasta Basin Gulch, top of first slope SW from road 820 Comment
  CHSC96199  Iris missouriensis R. Fischer 2006-5-13 965 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located near the main gated entrance, western side, to park on the edge of a white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  JEPS17251  Iris missouriensis Alma Ames 1917-10-9 57 Shasta 25 mi n of Mt. Lassen (Hat Creek); Hat Creek Comment
  SEINET6192605 Image available Iris tenuissima G. Strausbaugh 1970-6-21 129 Shasta near summit of Buckhorn Bally ca. 5.5 mi. S. on dirt road from U.S. Hwy. 299W; 19.5 mi E of Douglas City 1473 Comment
  UCD138809  Iris tenuissima G. F. Hrusa 1992-5-1 10476 Shasta just north of Big Bend Road approximately 5 m from Hwy 299 along Big Bend Road. Comment
  CHSC98797  Isatis tinctoria Julie Kierstead Nelson 2006-6-26 2006 -0041 Shasta McCloud Reservoir boat launch, north end of reservoir at end of Forest Service Rd 38N11. Disturbed ground near parking lot. 792 Comment
  JEPS104914  Isoetes bolanderi Dean W. Taylor 1996-8-10 15886 Shasta Tamarack Lake, Trinity Mountains, on S end of the lake Comment
Read comments Jun 15 2007
  JEPS104159  Isoetes nuttallii Lowell Ahart 2003-5-12 10128 Shasta In a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS91209  Ivesia gordonii Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4083 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2529 Comment
  SEINET10628574 Image available Ivesia longibracteata Barbara J. Ertter 1986-6-28 Ertter 6451 Shasta Castle Crags SW of Dunsmuir, granodiorite cliffs along Castle Dome trail, above forest of Lithocarpus, Quercus chrysolepis, and Arctostaphylos with white pine & douglas-fir. T38N, R4W, Sec 9. Comment
  UC1101068  Juncus articulatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1017 Shasta Round Mountain; Hwy 299 Comment
  CHSC99513  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2008-6-19 14846 Shasta In shallow water on the east side of the Pit River, about 150 yards west of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UC1601718  Juncus bufonius var. occidentalis F. W. Morse July 1886 Shasta Shasta Comment
  SEINET3450950  Juncus capitatus Lowell Ahart, John Dittes 2003-5-12 10163 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, about 2.8 air miles south/southwest of the Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 350 yards south of the barn 260 Comment
  CHSC106618  Juncus dichotomus Peter F. Zika 2010-6-22 24984 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
  JEPS99009  Juncus digitatus Carol W. Witham 1993-6-2 480 Shasta 3 air mi W of Shingletown and approx. 1/4 mi S of marker MP 116.5 685 Comment
  SEINET10756188 Image available Juncus digitatus Carol Witham 1993-6-2 Witham 481 Shasta Approx. 6 air mi NNE of Shingletown and 1/4 mi west of Ponderosa Way; on south of marker MP 107.5 (T32N R01E NW1/4/S33). 792 Comment
  UC1945200  Juncus digitatus Peter F. Zika & Carol W. Witham 2007-6-4 23015 Shasta near Shingle Creek, about 5 air km WNW of Shingletown, (Cascade Range Foothills) 660 Comment
  RSA490375  Juncus ensifolius Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS100710  Juncus hemiendytus var. hemiendytus Dean W. Taylor 1990-4-25 10671 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  JEPS105128  Juncus kelloggii Dean W. Taylor 1993-6-3 13565 Shasta Shingle Creek (ca. 3 mi W of Shingletown) 685 Comment
  JEPS104261  Juncus leiospermus var. leiospermus Lowell Ahart 2003-5-12 10165 Shasta In a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  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
  UC1149767  Juncus nevadensis Harold and Virginia Bailey 1948-8-28 3019 b Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCD141623  Juncus nevadensis P. B. Kennedy 1927-6-14 33 Shasta Pit River. Pit pool. Comment
  CHSC118572  Juncus occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21414 Shasta Near the sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  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
  UC1101095  Juncus oxymeris Malcolm A. Nobs and S. Galen Smith 1949-7-19 1014 Shasta 1 mi n Anderson Comment
  UC485746  Juncus parryi H. F. Copeland 1932-8-15 Shasta between Hat Lake and Summit Lake; Mt. Lassen 1981 Comment
  CHSC102921  Juncus patens Peter F. Zika; Carol Witham 2007-6-4 23022 Shasta Cascade Range Foothills. Ponderosa Way, Bear Creek Ridge, roadside ditch. 870 Comment
  JEPS91035  Juncus tenuis Dean Wm. Taylor with Glenn Clifton 1990-6-11 10857 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  JEPS99012  Juncus triformis Carol W. Witham 1994-5-29 570 Shasta S of Hwy 44 and approx. 3.0 air mi W of Shingletown 670 Comment
  RSA698700  Juncus triformis D. W. Taylor 1995-7-2 15207 Shasta Goose Valley Road 1.5 miles northwest from Highway 299; ca. 4 air miles west of Burney; Shasta-Trinity National Forest. 945 Comment
  UC1576779  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
  JEPS100712  Juncus uncialis Dean Wm. Taylor with Glenn L. Clifton 1991-6-12 11902 Shasta Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  CAS-BOT-BC85397  Juniperus californica William Anderson 1949-3-1 s.n. Shasta Stony flats and slopes near Ash Creek Comment
  SBBG50684  Juniperus occidentalis J. M. Tucker 1968-9-14 4141 Shasta St Hwy 89, 4.2 mi SSE of its intersection with US Hwy 299 975 Comment
  SEINET11056170  Juniperus occidentalis var. occidentalis D. Charlet, R. Tausch 1995-9-27 2212 Shasta South Cascades, Hat Creek campground, 30 km N of Mount Lassen. 1067 Comment
  RSA69258  Kalmia polifolia subsp. microphylla F. W. Peirson 1926-6-23 6935 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC246173  Keckiella lemmonii Alice Eastwood 1912-7-25 1446 Shasta Pitt to Baird Comment
  CHSC9238  Keckiella lemmonii G. Strausbaugh 1970-7-26 143 Shasta S end of Brandy Creek Swimming Area parking lot and just off left side of path to refresh. bldg. amid boulders. 373 Comment
  RSA239256  Keckiella lemmonii Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42395 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 762 Comment
  SEINET10701958  Keckiella lemmonii Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 167 Shasta Shasta-Trinity National Forest. 8.2 mi. on Gilman Rd., exit 698 off (N) I-5. 411 Comment
  UC1012189  Keckiella lemmonii Francis W. Pennell 1940-6-5 25697 Shasta 1-2 mi w Bella Vista (Route 299) 243 Comment
  HSC60631  Keckiella lemmonii Carl Wishner 1978-7-1 536 Shasta Hwy. 299, 5 mi. E of Buckhorn Summit Comment
  RSA125725  Kelloggia galioides George W. Gillett 1952-7-22 99 Shasta 6 miles N of Manzanita Lake checking station. Along Hwy 89. NE of Lassen Volcanic National Park. 1616 Comment
  POM260034  Koeleria macrantha C. L. Hitchcock 1940-5-17 6426 Shasta 3 miles east of Redding. 152 Comment
  SEINET10473491  Lactuca W. D. Stevens 1985-4-25 Stevens 23574 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  RSA0056557  Lagophylla Greg de Nevers 2001-7-25 12616 Shasta Ahjumawi State Park. 914 Comment
  UC828871  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 mi s Redding Comment
  POM260046  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  CHSC99264  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2008-6-19 14857 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  HSC45461  Lamium amplexicaule M. Alcasas 1978-5-13 83 Shasta Basin Gulch Campground 1.5 mi. from Hwy. 36 861 Comment
  CAS-BOT-BC337943  Lasthenia californica L. E. Smith 1915-4-24 s.n. Shasta Anderson Comment
  JEPS104080  Lasthenia gracilis Lowell Ahart 2003-5-12 10132 Shasta Near a marshy vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CAS-BOT-BC204980  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley 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
  CHSC42082  Lathyrus sulphureus Steven A. Conley 1986-4-7 18 Shasta O'Brien Campground rd. 2 mi e of Hwy I-5, Shasta Lake, 18 mi n of Redding. 365 Comment
  CHSC66146  Lathyrus sulphureus Vernon H. Oswald 1996-5-30 7677 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. 609 Comment
  CAS-BOT-BC321054  Layia glandulosa Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  OBI75208  Leontodon saxatilis David J. Keil, with Kathleen Keil 2011-7-25 31090 Shasta Trailhead area, south side of Clear Creek Road west of Redding 150 Comment
  SEINET3450913  Leontodon taraxacoides subsp. longirostris Lowell Ahart, John Dittes 2003-5-22 10190 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, north side of a small wash west of the poor dirt road 250 Comment
  CHSC4565  Lepidium campestre C. Glascock 1965-5-15 393 Shasta Ca. 5 mi. w of Burney on US 299. Roadside. Comment
  UCD115249  Lepidium campestre G. F. Hrusa; T. D. Wilfred 1996-6-11 13024 Shasta W side of Hwy 89-44 approx. 1/4 mile S of Big Spring. Lassen National Forest. 1440 Comment
  CHSC99770  Lepidium chalepense Lowell Ahart; John Dittes 2008-6-19 14842 Shasta On dry gray soil, about 5 yards east of the Pit River, south and under 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
  JEPS120903  Lepidium chalepense Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18786 Shasta On E side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CDA19029  Lepidium latifolium D. McBroome 2000-11-1 PDR 1197778 Shasta Sierra Nevada; In Hallenbock Swamp, N of McArthur, S of Big Lake. 0 Comment
  UC402587  Lepidium nitidum Milo S. Baker 1896-5-7 13 Shasta Redding Bed of Sacramento Comment
  CHSC88304  Lepidium perfoliatum R. Fischer; J. Marr 2004-5-22 189 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. SE of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1027 Comment
  CHSC60000  Leptosiphon androsaceus Lorna K. Lilly 1989-4-21 16 Shasta Vicinity of O'Brien, ca. 13 mi n of Redding, 0.5 mi e of hwy I5, 0.3 mi w of Bailey Cove Campground. 335 Comment
  RSA562600  Leptosiphon androsaceus Alva Day 1974-5-4 74 -109 Shasta Shasta Lake, near confluence of Pitt and McCloud Rivers, east-facing ridge SW of Azella Creek. 91 Comment
  HSC49849  Leptosiphon bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9813 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  HSC65912  Leptosiphon bicolor S. Harris, B. Ferguson, S. Smith 1980-5-3 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  HSC65920  Leptosiphon ciliatus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 80 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  RSA0089867  Leptosiphon ciliatus Dean Wm. Taylor 2015-6-18 21558 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  SJSU5713  Leptosiphon filipes G. Strausbaugh 1970-4-26 Shasta Whiskey Cr near Whiskeytown Hwy 370 Comment
  POM279134  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  SBBG6000  Leptosiphon harknessii H. and M. Dearing 1938-6-30 3043 Shasta 20 mi S of Burney, near Mt Lassen Nat Park Comment
  CAS-BOT-BC226734  Leptosiphon latisectus Mark Bransom; Daniel Brown; Ron Hildebrant; Nina Meiselman 1986-5-10 81 Shasta Jct. of Stuarts Gap Rd. and Hwy. 36; NE grassy slope along Harrison Gulch Comment
  RSA66580  Lesquerella occidentalis F. W. Peirson 1926-6-23 6837 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC341876  Lessingia nemaclada Marcus E. Jones 1931-7-16 29132 Shasta Pitt River bridge 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
  UC1287427  Lessingia nemaclada Willard Spence 1962-7-23 726 Shasta n side Pitt River Bridge (Route 99, approximately 15 mi n of Redding) Comment
  UC195375  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  CAS-BOT-BC341884  Lessingia nemaclada Catherine Best 1982-7-23 s.n. Shasta At Castle Crags Comment
  CAS-BOT-BC341886  Lessingia nemaclada John Thomas Howell 1936-8-22 12688 Shasta French Gulch Comment
  CAS-BOT-BC341887  Lessingia nemaclada John Thomas Howell 1927-4-4 2297 Shasta Ten miles ne. of Redding Comment
  UC33167  Lessingia nemaclada Milo S. Baker 1893-6 Shasta Comment
  OBI63032  Leucanthemum maximum David J. Keil 2004-7-10 30307 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  JEPS105139  Lewisia leeana Dean W. Taylor 1993-7-9 13816 Shasta Grey Rocks; 10 air mi WSW of Dunsmuir; Trinity Mountains, Klamath Region 2072 Comment
  RSA0049621  Ligusticum californicum Dean Wm. Taylor 2012-5-17 21205 Shasta Cassel, about 1 mile N of the crossing of Hat Creek 975 Comment
  RSA0069341  Ligusticum californicum Dean W. Taylor 2012-5-17 21205 Shasta Cassel, about 1 mile N of the crossing of Hat Creek. 975 Comment
  SD46486  Lilium pardalinum E. K. Balls, L. W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles southeast from Ranger Station, along State Highway 89. At streamside, bog. 975 Comment
  SD104430  Lilium washingtonianum Reid Moran 1978-6-24 26062 Shasta Scarce, on forest floor, ridge west of Little Roaring Creek. 800 Comment
  SEINET6165639 Image available Lilium washingtonianum Unknown 1982-7-18 s.n. Shasta Base of mt Shasta Comment
  CAS-BOT-BC133087  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1912-6-29 850 Shasta Goose Valley Comment
  CAS-BOT-BC133086  Lilium washingtonianum subsp. washingtonianum Hans Leschke 1967-8-3 s.n. Shasta Lassen Volcanic Nat. Park, near Noble Pass 1828 Comment
  CHSC109951  Limnanthes alba subsp. alba P. F. Zika; Jim Nelson, Julie Nelson 2012-5-14 25857 Shasta Cascade Range Foothills. Floodpalin of Stillwater Creek, near Encanto Way. 195 Comment
  UC1520456  Limnanthes alba subsp. versicolor Kermit Ritland May 1981 Shasta 1/4 mi s Round Mtn. town (off Hwy 299) 800 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
  UCD116493  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta along US Highway 299 between Redding and Bella Vista. Comment
  HSC49848  Limnanthes floccosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9812 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  CAS-BOT-BC45940  Limnanthes floccosa subsp. floccosa Bettell Ellsworth 1923-5-23 s.n Shasta Cayton Comment
  JEPS100975  Limnanthes floccosa subsp. floccosa Dean Wm. Taylor with Robert A. Price 1988-6-1 9696 Shasta Burney Valley, on Black Ranch Road ca. 3.3 miles N of Burney and Highway 299 944 Comment
  CHSC107528  Limnobium laevigatum R. Leavitt 2005-5-23 PDR 1365193 Shasta Island Drive Pond in Redding. Comment
  JEPS28510  Linanthus ciliatus George W. Gillett 1957-7-1 625 Shasta n of Noble Pass (old emigrant trail); Lassen Volcanic National Park 1877 Comment
  SEINET7067175  Linanthus filipes A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC879998  Linanthus harknessii Alice Eastwood Jun 29 1912-Jul 11 1912 847 Shasta Goose Valley Comment
  JEPS87689  Linanthus parviflorus Vernon H. Oswald and Lowell Ahart 1994-4-27 6141 Shasta ca 0.5 mi s (counterclockwise) Bailey Cove Trail trailhead (on the w side of lake, along Johns Creek inlet); McCloud River Arm of Shasta Lake, Johns Creek 335 Comment
  JEPS14652  Linaria genistifolia subsp. dalmatica Mary Twight 1956-6-15 48 Shasta 1 1/2 mi out the county road along Castle Creek from Castella to Trinity River, in Castle Crags State Park, 1 1/2 mi w of U.S. 99 Castle Creek; Castle Crags State Park, Castle Creek 640 Comment
  UC889490  Linnaea borealis var. longiflora Alice Eastwood Jun 29 1912-Jul 11 1912 876 Shasta Goose Valley Comment
  CHSC61988  Linum lewisii var. lewisii Vernon H. Oswald 1993-9-7 5930 Shasta Lassen Volcanic National Park. N side of Little Hot Springs Valley, W of Lassen Hwy. (Hwy.89). Locally common on an open rocky slope bordering the valley. 2468 Comment
  JEPS117852  Lithocarpus densiflorus var. echinoides Julie Kierstead Nelson 2006-6-16 2006 -26 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  JEPS81057  Lithocarpus densiflorus var. echinoides Thomas Nelson, Jane Nelson and J. P. Smith 1978-7-23 4468 Shasta 12 mi from road to Bully Choop junction with County Road A16 (along road to Bully Choop); Weaverville Quad. Comment
  UC1553468  Lithocarpus densiflorus var. echinoides E. Dean 1888-7-11 114 Shasta Castle Dome Castle Crags (and trail up to Castle Dome) 1432 Comment
  CAS-BOT-BC36579  Lithocarpus densiflorus var. echinoides C. Hart Merriam 1921-7-7 s.n. Shasta Dwarf. South Fork Ridge Comment
  UCD102695  Lithophragma affine G. F. Hrusa 1992-5-3 10492 Shasta under powerlines to N of Big Bend. Comment
  CAS-BOT-BC432300  Lithophragma campanulatum Alice Eastwood 1912-6-29 856 Shasta Goose Valley Comment
  CDA12920  Lithophragma glabrum G. F. Hrusa 1996-5-2 12862 Shasta Lassen National Forest; in along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  UC650305  Lithophragma tenellum J. E. Burgess Jul 1920 96 Shasta Lassen Volcanic National Park 1676 Comment
  JEPS94474  Lithospermum arvense Vernon Oswald, B. Corbin, M. Dolan and G. Schoolcraft 1997-5-31 8528 Shasta on e side of Hollenbeck Swamp on the se side of Big Lake n of McArthur Big Lake; , Hollenbeck Swamp 1008 Comment
  HSC48887  Lithospermum californicum J. P. Smith 1977-4-16 9006 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 Comment
  CHSC105710  Logfia gallica Julie Kierstead Nelson 2005-5-2 2005 -003 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  UC21291  Lomatium bicolor var. leptocarpum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS174  Lomatium dasycarpum subsp. tomentosum C. F. Rose 1936-4-1 271 Shasta Redding Comment
  UCD127045  Lomatium dasycarpum subsp. tomentosum Beecher Crampton 1953-5-1 1201 Shasta 0.5 mile north of Cottonwood. Comment
  UC1094584  Lomatium dasycarpum subsp. tomentosum C. R. Bell 1953-3-21 1391 Shasta near sawmill across ridge s.w. Redding (1.9 mi. w. of US 99) 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
  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
  RSA0049625  Lomatium macrocarpum Dean Wm. Taylor 2012-6-4 21212 Shasta Trinity Mountains, saddle between Chicken Hawk Hill and Rattlesnake Hill at summit of Forest Road 38N21 1813 Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
Read comments Oct 27 2009
  UC21290  Lomatium macrocarpum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC794469  Lomatium marginatum var. marginatum Lincoln Constance, Lee Bonar, Richard W. Holm and Carroll E. Wood Jr. 1949-5-20 3287 Shasta above Sacramento R. 5.7 mi. s.w. of Hazel Creek 548 Comment
  JEPS14109  Lomatium marginatum var. marginatum Mrs. C. F. Rose 1936-4-26 250 Shasta a little n.e. Redding (on Hwy. 299) Comment
  HSC71849  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-22 5844 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  UC441285  Lonicera hispidula var. vacillans Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  CAS-BOT-BC240835  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding Comment
  JEPS12809  Lonicera interrupta Alma U. Ames 53 Shasta 25 mi n Mt. Lassen (Hat Creek road) Comment
  CHSC111625  Lotus Sue Pappalardo 1993-7-9 461 B Shasta Yolla Bolla Ranger District. Located in Regan Meadow, between and near the intersection of Forest Service roads 28N68 and 28N15. 1500 Comment
  HSC28505  Lotus corniculatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19104 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  SEINET6932516  Lotus corniculatus A. G. Vestal 1947-5-2 s.n. Shasta 1.9 miles west of Cottonwood. Comment
  JEPS87698  Lotus grandiflorus Vernon H. Oswald and Lowell Ahart 1994-4-27 6126 Shasta ca 0.69 mi e (clockwise) Bailey Cove Trail trailhead (on the w side of McCloud River Arm of Shasta Lake) 335 Comment
  UC864947  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 mi e Redding 152 Comment
  HSC2128  Lotus unifoliolatus var. unifoliolatus C. L. Hitchcock 1940-5-17 6449 Shasta 3 mi. E of Redding. 152 Comment
  JEPS101770  Ludwigia palustris Dean W. Taylor 1999-8-13 17322 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  CAS-BOT-BC140243  Luetkea pectinata Wood; I. Brokenshire 1929-8-9 17 Shasta Lassen National Forest, Huckleberry Mt. 1981 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
  SEINET10484509  Lupinus adsurgens James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-5-6 Smith, Jr. 9832 Shasta Deer lick springs road, about 2 miles from its junctoin with State route 36. Streamside in garry oak-pinderosa pine woodland 914 Comment
  JEPS100736  Lupinus albicaulis Dean W. Taylor 1993-5-2 13408 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way 670 Comment
  JEPS113297  Lupinus albicaulis L. P. Janeway 2006-5-17 8604 Shasta Inner North Coast Ranges. Along Lower Gas Point Road 1.8 km northwest of Gas Point Road, 260 m west of North Fork Cottonwood Creek. Comment
  HSC49125  Lupinus albifrons J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9668 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  LA83663  Lupinus albifrons O. H. Kappler; 1946-7-22 1366 Shasta Lassen National Park, northerly portion 2194 Comment
  POM266082  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 miles east of Redding 152 Comment
  SEINET10452021  Lupinus andersonii var. christinae Mary Susan Taylor 1974-1 Taylor 314 Shasta Crater Lake, Lassen National Forest. Comment
  UC1179507  Lupinus angustiflorus A. R. Kruckeberg 1954-8-5 3714 Shasta 2 mi E of King Creek Campground; Lassen Volcanic National Park 2133 Comment
  UC726353  Lupinus angustiflorus A. A. Heller 1941-7-24 16260 Shasta between the Devasted [sic] area and Summit Lake (Lassen Volcanic National Park); , Summit Lake Comment
  HSC40683  Lupinus angustiflorus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3108 Shasta Lassen Volcanic National Park, 1 mi. N of Kings Creek Meadow Comment
  RSA104718  Lupinus angustiflorus A. A. Heller 1941-7-24 16260 Shasta Lassen Volcanic National Park: Between the Devasted Area and Summit Lake. Comment
  RSA32859  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta East of King Creek Meadow toward Summit Lake. 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
  CAS-BOT-BC208807  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1006 Shasta Goose Valley Comment
  CAS-BOT-BC208810  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-24 6534 Shasta On Hat Creek, ca. 20 mi. west of Fall River Mills. Comment
  CAS-BOT-BC208818  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47439 Shasta Highway 299, Fall River Mills, 1.4 miles northeast. Comment
  CAS-BOT-BC208823  Lupinus argenteus var. heteranthus Lester Rowntree 1933-6-8 s.n. Shasta Hat Creek Comment
  CDA12981  Lupinus bicolor G. F. Hrusa 1996-4-3 12882 Shasta Upper Sacramento Valley; on E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson, along Gover Ditch. Comment
  CDA12986  Lupinus bicolor G. F. Hrusa 1996-4-3 12888 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  HSC72337  Lupinus bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9650 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCD107236  Lupinus bicolor A. A. Heller 1918-4-21 12991 Shasta along the railroad right of way, two miles north of Anderson. Comment
  SJSU10739  Lupinus bicolor H. D. Baer 1960-4-14 Shasta near Coleman Fish Hatchery, 11 mi SE of Anderson 259 Comment
  UCR11236  Lupinus bicolor subsp. pipersmithii Wm. Horn Jr. 1967-4-8 670408- 01 Shasta Anderson, immediately south of Pinon Avenue, 100 yards west of Hwy 99/Business Interstate 5 152 Comment
  SEINET5736987 Image available Lupinus bicolor subsp. umbellatus J. Maze 1971-1 742 Shasta Near Oasis Road exit, Interstate 5, Shasta County. Comment
  RSA554575  Lupinus latifolius subsp. viridifolius Walter Wisura 1993-5-9 4893 Shasta Hwy 299, 9 miles west of Redding. Comment
  SEINET194326  Lupinus laxiflorus var. laxiflorus A. A. Heller 1942-8-14 16527 Shasta Slope south of Simmit Lake Campground. Canadian Zone. 2041 Comment
  UC454629  Lupinus lepidus var. sellulus I. J. Condit 1911-8-5 Shasta Castella Comment
  POM260745  Lupinus leucophyllus Alice Eastwood, John T. Howell 1940-6-10 7894 Shasta Hatchet Mountain Comment
  UC144612  Lupinus luteolus A. A. Heller 1905-6-3 7951 Shasta near Middle Creek Station; near Middle Creek Station Comment
  POM186930  Lupinus luteolus Marcus E. Jones 1931-7-16 28956 Shasta Pitt River Bridge. Comment
  SEINET11071977 Image available Lupinus luteolus A. A. Heller 1905-6-3 Shasta Near Middle Creek Station Comment
  UC710895  Lupinus luteolus C. L. Hitchcock 1940-5-20 6480 Shasta 25 mi e Redding (foothills of Sierras); foothills of Sierras Comment
  UC144509  Lupinus nanus A. A. Heller 1905-5-25 7850 Shasta near Redding; ; near Redding, Shasta Co. Comment
  UC725490  Lupinus nanus A. A. Heller 1918-5-12 13019 Shasta McCloud River; Fish hatchery Comment
  UCD109261  Lupinus nanus G. L. Webster 1993-5-16 7783 Shasta 7.3 mi by road SW of McCloud Bridge. 365 Comment
  UCD109073  Lupinus nanus G. F. Hrusa 1992-5-3 10459 Shasta approx. 2 m. N of Big Bend. Comment
  UC727010  Lupinus polyphyllus var. burkei A. A. Heller 1941-8-11 16293 Shasta about half way between Summit Lake and the Devastated Area (Lassen Volcanic National Park); , btw Summit Lake and Devastate Comment
  UC725351  Lupinus polyphyllus var. burkei A. A. Heller 1940-5-28 15678 Shasta along U.S. Highway #299 w Burney; w of Burney Comment
  RSA104790  Lupinus polyphyllus var. pallidipes C. P. Smith 1932-5-14 4643 Shasta Redding along RR Comment
  POM266059  Lupinus sellulus subsp. sellulus C. Leo Hitchcock 1940-5-23 6518 Shasta 5 miles E of Burney Falls. Comment
  RSA3791  Lupinus vallicola subsp. vallicola A. A. Heller 1926-4-24 13929 Shasta Just above Redding. Comment
  SEINET10491005  Lupinus vallicola subsp. vallicola A. Arthur Heller 1926-4-24 Heller 13929 Shasta Type collected "may 25, 1905, in open grassy places near the railroad just Above redding, shasta county, california." Collected at the type station. Comment
  CAS-BOT-BC7545  Lupinus violaceus var. shastensis Alice Eastwood; John Thomas Howell 1934-4-21 1819 Shasta Pollock's Store Comment
  UC711921  Luzula comosa var. laxa Roxana S. Ferris and Laura Lorraine 1941-8-10 10465 Shasta Lassen National Park near Summit Lake 2042 Comment
  CHSC65440  Luzula divaricata Vernon H. Oswald 1991-8-16 4826 Shasta Lassen Volcanic Park. On the east shore of Emerald Lake. 2462 Comment
  JEPS101273  Luzula divaricata Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9911 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  JEPS28732  Luzula subcongesta George W. Gillett 1957-8-8 996 Shasta wet meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park, ne of Lassen Peak 2499 Comment
  UCR54035  Lythrum salicaria Don Pendleton 1986-6-26 s.n. Shasta Lava Creek Lodge, Lava Creek Comment
  RSA691009  Madia citriodora L. Ahart, John Dittes 2003-5-22 10197 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  RSA768275  Madia elegans Justin M. Wood 2010-9-2 2527 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  SACT000008  Madia elegans Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  HSC49250  Madia elegans J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9805 Shasta Along Beegum Gorge near Zachary Gulch Comment
  CAS-BOT-BC334664  Madia glomerata F. W. Peirson 1932-7-9 10297 Shasta Burney Springs 1432 Comment
  JEPS119424  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-6-14 15020 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown Comment
  POM209641  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine Comment
  JEPS119413  Madia minima G. K. Helmkamp, E. A. Helmkamp 2009-6-11 14971 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown Comment
  SEINET10475510  Madia stebbinsii Mary Susan Taylor 1980-8-14 Taylor 3247 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  CHSC20409  Maianthemum racemosum C. Glascock 1965-5-15 401 Shasta Viola, 46 mi. e of Redding on Hwy 44. 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
  HSC47067  Maianthemum racemosum subsp. amplexicaule Howee Barban 1978-5-13 39 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC89666  Maianthemum stellatum R. Fischer; J. Marr 2004-9-27 343 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She pond. In mdw. 1008 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
  RSA0009483  Maianthemum stellatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC98350  Malacothrix floccifera J. Carey, A. Hong, J. Leffingwell 1995-4-23 67 Shasta 10 mi. N on rd. A16 from its intersection with Hwy. 36 366 Comment
  SEINET10568833  Marsilea vestita subsp. vestita A. Arthur Heller 1905-5-31 Heller 7919 Shasta Near Middle Creek Station. Comment
  UC54378  Medicago lupulina H. M. Hall and E. B. Babcock June, 1903 Shasta La Moine Sierra Nevada Mountains 426 Comment
  CDA13046  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-6-1 12977 Shasta Lassen National Forest; Steep, rocky slopes on W side of Hwy 44 approx. 200 meters N of Big Spring. Chaparral with scattered Pinus jeffreyi. Occasional perennial in partial shade. Comment
  CHSC62022  Melica bulbosa Vernon H. Oswald; Lowell Ahart 1993-9-15 5934 Shasta Lassen Volcanic National Park. Trail from Bumpass Hell to Cold Boiling Lake, ca. 0.4 mi S of Bumpass Hell. 2438 Comment
  CHSC84053  Melica californica Lowell Ahart; John Dittes 2003-5-22 10192 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  POM260177  Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  SEINET188141 Image available Melica harfordii C. L. Hitchcock 1940-5-20 6474 Shasta 25 miles east of Redding. Comment
  UCD87373  Melica harfordii A. A. Beetle 1945-5-20 3988 Shasta near Ingot. Comment
  JEPS96647  Melica subulata Dean W. Taylor 1993-6-15 13604 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  JEPS28567  Mentzelia dispersa George W. Gillett 1957-7-11 702 Shasta ca 1/4 mi above Manzanita Creek (Slopes above Manzanita Lake); Lassen Volcanic National Park 1889 Comment
  CDA36640  Mentzelia dispersa T. C. Fuller 1963-7-15 10882 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 Comment
  RSA69714  Mentzelia dispersa F. W. Peirson 1932-7-9 10275 Shasta Burney Spring. 1433 Comment
  JEPS42851  Mentzelia laevicaulis var. laevicaulis Milo S. Baker 1898-7-12 548 Shasta Pitt River Canyon Comment
  SEINET6630864 Image available Menyanthes trifoliata Herbert L. Mason, Malcolm A. Nobs, S. Galen Smith 1949-1 754 Shasta Fall River Mills, east side of town Comment
  RSA262352  Menyanthes trifoliata W. A. Harvey 1954-6-8 s.n. Shasta Silver Lake. 1524 Comment
  SBBG21850  Micranthes odontoloma D. Myrick 1964-7-22 911 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CAS-BOT-BC429243  Micranthes oregana Hans Leschke 1960-8-10 1772 Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  CAS-BOT-BC432852  Micranthes tolmiei Herbert F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen 2438 Comment
  CAS-BOT-BC348416  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta Near Redding Comment
  CAS-BOT-BC348417  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 miles east of Redding 152 Comment
  HSC40227  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1976-5-9 8729 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  RSA530011  Micropus californicus var. californicus D. W. Taylor 1988-4-13 9522 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  CAS-BOT-BC348444  Micropus californicus var. californicus Ellsworth Bethel 1923-5-10 s.n. Shasta Hills east of Redding 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
  CAS-BOT-BC349356  Microseris nutans James Jokerst 1985-5-27 2376 Shasta Near Rock Creek 943 Comment
  UC682106  Microseris nutans G. L. Stebbins Jr. with A. A. Beetle 1942-5-29 3234 Shasta 1 mi w Ingot (on U. S. Highway 299) 335 Comment
  CAS-BOT-BC349357  Microseris nutans Frank W. Peirson 1926-6-22 6812 Shasta Trail from Drakesbad to Boiling Lake, Lassen National Park 1706 Comment
  RSA60341  Microseris nutans G. R. Campbell 1948-6-17 633 Shasta Between Clayton and Burney Falls State Park. Comment
  UCD112033  Mimulus bicolor Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS28514  Mimulus breweri George W. Gillett 1957-7-1 630 -A Shasta summit Table Mtn.; Lassen Volcanic National Park 2011 Comment
  JEPS28589  Mimulus breweri George W. Gillett 1957-7-13 744 Shasta near trail up the Flatiron from Drakesbad; Lassen Volcanic National Park 1859 Comment
  UC1024360  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  RSA435546  Mimulus cardinalis Edwin Kline 1920-6-24 s.n. Shasta Redding. Comment
  JEPS11034  Mimulus guttatus Virginia Bailey 1935-3-3 Shasta Anderson Comment
  JEPS11037  Mimulus guttatus Alice King March, 1921 Shasta Anderson Comment
  JEPS22213  Mimulus guttatus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6299 Shasta about 11 mi se Millville (along California Highway 44, 1 mi above and e of junction with the Dersch Road) 499 Comment
  UC1191885  Mimulus guttatus Malcolm A. Nobs, Calvin McMillan 1949-6-15 780 Shasta marsh at the junction of Pit River and Hat Creek (at Highway 299); Pit River, Hat Creek Comment
  UC27111 Image available Mimulus guttatus M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls; ; Burney Falls, Shasta Co. Comment
Read comments Jun 25 2013
  RSA469586  Mimulus kelloggii S. Plant 1978-5-13 240 Shasta Beegum Gorge Road (Forest Service Road 1S02. 976 Comment
  CDA13073  Mimulus layneae G. F. Hrusa, T. D. Wilfred 1996-6-1 13002 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  HSC71151  Mimulus layneae Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4472 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS95530  Mimulus layneae Vernon H. Oswald and L. Ahart 1994-5-12 6200 Shasta T35N R5W NE1/4 SE1/4 Sec. 29, 1200 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.3 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 365 Comment
  UC1036162  Mimulus lewisii George W. Gillett 1953-8-12 325 Shasta vicinity Kings Creek Falls; Lassen Volcanic National Park 2164 Comment
  UC127262  Mimulus microphyllus H. M. Hall and E. B. Babcock June, 1903 4028 Shasta Upper Sacramento Sierra Nevada Mountains 457 Comment
  UC1036163  Mimulus moniliformis George W. Gillett 1953-8-12 326 Shasta 1 mi below Kings Creek Falls; Lassen Volcanic National Park 1935 Comment
  JEPS3317  Mimulus nanus var. jepsonii George Gillett 1952-8-11 175 Shasta 1/2 mi below Bumpas Hell (on trail to Kings Creek); Lassen Volcanic National Park 2377 Comment
  UC711914  Mimulus nanus var. jepsonii Roxana S. Ferris and Laura Lorraine 1941-8-10 10463 Shasta near Summit Lake; Lassen National Park 2042 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
  UC27110  Mimulus nasutus M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
Read comments Jun 25 2013
  UCD122864  Mimulus primuloides D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at Summit Lake North. 2070 Comment
  JEPS84880  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-12 5148 A Shasta near Summit Lake Guard Station; Lassen Volcanic National Park 2011 Comment
  RSA234805  Mimulus primuloides var. linearifolius Francis W. Pennell 1940-7-19 26190 Shasta Along Shotgun Creek, north of Lamoine. 549 Comment
  HSC26557  Mimulus pulsiferae D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19134 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UC1024361  Mimulus tilingii George W. Gillett 1953-7-23 296 Shasta 3 mi above Summit Lake (Lassen Peak Hwy); Lassen Volcanic National Park 2194 Comment
  UC1024356  Mimulus torreyi George W. Gillett 1953-7-9 265 Shasta 4.6 mi w Big Spring (along State Hwy 89 ne of Lassen Volcanic National Park, between park boundary and Subway Cave); Lassen National Forest 1584 Comment
  UCR206038  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-11 14976 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
  UCR207038  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-11 14948 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
  POM260885  Mimulus torreyi Alice Eastwood, John T. Howell 1940-6-10 7889 Shasta Montgomery Creek Comment
  UC1567414  Mimulus tricolor G. Schoolcraft 1989-6-5 1911 Shasta e Timbered Crater (by Old Brown Ranch) 1066 Comment
  RSA536403  Mimulus tricolor Beth Corbin 1991-5-15 615 Shasta N end of Murken Bench, ca. 4 mi ENE of Hat Creek Post Office. 1098 Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  CAS-BOT-BC388870  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  UC852297  Minuartia douglasii C. L. Hitchcock 1940-5-23 6517 a Shasta 5 mi e Burney Falls Comment
  UC1731476  Minuartia nuttallii subsp. gregaria Dean W. Taylor 1993-6-15 13623 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  UC1024367  Mitella pentandra George W. Gillett 1953-7-20 285 Shasta Bridle Trail at crossing of East Fork Hat Creek; Lassen Volcanic National Park, Vicinity of Summit Lake 2011 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
  CAS-BOT-BC220055  Monardella breweri subsp. lanceolata Alice Eastwood 1912-7-25 1439 Shasta Pitt to Baird 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
  UC54597  Monardella odoratissima subsp. glauca H. M. Hall and E. B. Babcock June, 1903 4262 Shasta Near Bald Mt. south of Fall River Mills; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC222122  Monardella odoratissima subsp. pallida M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  HSC103856  Monardella odoratissima subsp. pallida G. Fred Hrusa, T. D. Wilfred 1996-6-10 12973 Shasta Lassen National Forest; west side of Hwy. 44, ~200 m north of Big Spring. 1422 Comment
  UC1543857 Image available Monardella odoratissima subsp. pallida Harold and Virginia Bailey 1948-8-25 3003 Shasta Lassen Volcanic National Park, Summit Lake Comment
  CAS-BOT-BC222121  Monardella odoratissima subsp. pallida A. H. Kramer 1930-7-19 28 Shasta Prospect Pk., Lassen National Park Comment
  CHSC43025  Monardella sheltonii L. P. Janeway 1987-6-29 2370 Shasta 0.9 mi east of Buckhorn Summit along hwy 299; cyn of Willow Cr. 883 Comment
  JEPS62421  Monardella villosa subsp. villosa J. W. Blankinship 1911-6-6 Shasta Redding 152 Comment
  UCD101757  Montia linearis G. F. Hrusa 1992-5-3 10490 Shasta under powerlines to N of Big Bend. Comment
  CHSC25048  Montia parvifolia G. Foster 1972-4-29 3 Shasta Abundant in moist areas along w bank of Sacramento River near base of Delta Rd. ca. 27-30 mi n of Redding on Hwy. 5. Comment
  CHSC31191  Montia parvifolia M. S. Taylor 1980-6-10 2822 Shasta W facing slope in ditch and embankment, on w side of Sims Flat Rd, ca. 1 mi s of Sims Flat Campground, ca. 7 mi s of Sweet Brier on I5. 914 Comment
  CHSC4725  Montia parvifolia R. Carter 1966-5-14 393 Shasta Found ca. 100 yds. S of bridge over Sacramento R. on E side of river, growing on moist, rocky clift along E side of road; Sweetbriar. 609 Comment
  SEINET10572671  Montia parvifolia Mary Susan Taylor 1980-6-10 Taylor 2822 Shasta T37N R4W sw sec 20. Dunsmuir quad. Sims Flat Road, W side, ca. 1 mi due s of Sims Flat Campground, Shasta Natl Forest, ca. 7 mi S of Sweetbriar. 1031 Comment
  JEPS28262  Muhlenbergia filiformis George W. Gillett 1957-8-11 1042 Shasta Hat Lake Lassen Volcanic National Park (e shore) 1965 Comment
  UC1543808  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-25 2979 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCD86671  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Rivas-Martinez, L. Llorens 1996-9-6 s.n. Shasta Lassen Volcanic National Park. At Summit lake area. 1990 Comment
  CAS-BOT-BC260505  Muhlenbergia filiformis Hans Leschke 1959-8-7 1618 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  UCD86766  Muhlenbergia jonesii W. R. Powell 1964-8-15 s.n. Shasta 11 miles (in direct line) S.S.W. of Burney, on N.E. flank of Clover Mtn. 1798 Comment
  CHSC86955  Muhlenbergia richardsonis L. P. Janeway 2001-6-21 7212 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  UCD86925  Muhlenbergia richardsonis Freed W. Hoffman 1946-6-5 1747 Shasta Burney Park. Comment
  CDA37262  Myriophyllum sibiricum B. Villegas 2008-7-1 s.n. Shasta Cassel; Hat Creek Power House #2. Comment
  CDA29718  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 Comment
  CDA18997  Najas guadalupensis B. Kreps 2000-9-19 PDR 821288 Shasta along Knighten Rd., in the vicinity of Anderson. 0 Comment
  HSC13564  Nama lobbii R. G. Means 1962-7-5 80 Shasta 7.2 mi. from Hwy. 99 on Everitt Hwy. 2287 Comment
  CDA19062  Nasturtium officinale Carri Benefield 2000-8-2 s.n. Shasta Modoc Plateau; Lion's Club picnic ground, Pit River off Hwy 299. 0 Comment
  LA206700  Navarretia divaricata W. B. C.; 1940-7-5 15230 Shasta Mount Shasta, along the Wagon Camp road 1676 Comment
  SEINET3894751  Navarretia intertexta Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -070 Shasta Burney Creek. About 5 miles north of jct with Hwy 299 along Hwy 89, south of McArthur Burney Falls Memorial State Park at bend where road bends from east/west to north/south.; 0 Comment
  UC856828  Navarretia intertexta Alice Eastwood 1912-6-27 630 Shasta Montgomery Creek Comment
  RSA73734  Navarretia intertexta F. W. Peirson 1932-7-16 10311 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC230400  Navarretia leucocephala subsp. minima Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC1602110  Navarretia leucocephala subsp. minima C. L. Hitchcock 1940-5-27 6628 Shasta near McArthur Comment
  SEINET2440295  Navarretia sinistra Leigh A. Johnson 2005-7-28 05 -212 Shasta Shasta Natl. Forest, Lake Britton Vicinity. Off road 37, 0.8 miles W of Rock Creek; up (N) an mostly unused and overgrown spur road adjacent to a seasonally wet meadow framed by conifers and oaks, probably 0.1 to 0.2 miles up spur. in center of spur road for about 15 meters before the spur flattens out and heads east.; 0 1014 Comment
  HSC46028  Nemophila heterophylla Catherine Chin 1978-5-13 68 Shasta Beegum Forest Service Rd., 27 miles from SR 36 976 Comment
  HSC65642  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-4-14 6081 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  UC726900  Nemophila heterophylla A. A. Heller 1942-5-3 16441 Shasta along the road leading to Sunnyhill Mine 5 mi e <Sunnyhill Mine> (near Jerusalem Creek); e of Sunnyhill Mine near Jerusalem Creek Comment
  NY337177  Nemophila menziesii H. E. Brown 1897-5-15 145 Shasta Near Pit River 213.4 Comment
  CAS-BOT-BC230565  Nemophila parviflora var. parviflora Jeanne McFarland; Kathie Meyer; Anne Mullenniex No date on label 15 Shasta 0.5 mile E of 2.5 mile marker on Highway 36, above road to W of Pullout and Beegum Creek 396 Comment
  UC726910  Nemophila pedunculata A. A. Heller 1940-5-28 15675 Shasta w Burney; w of Burney Comment
  CHSC89651  Nepeta cataria R. Fischer; J. Marr 2004-8-14 355 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  CHSC89662  Nepeta cataria R. Fischer; J. Marr 2004-8-14 349 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  CAS-BOT-BC140148  Neviusia cliftonii James R. Shevock; Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek. Along forest highway 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest 365 Comment
  CHSC63081  Neviusia cliftonii Vernon H. Oswald; Lowell Ahart 1994-4-27 6149 Shasta Waters Gulch Trail 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. Slopes along ca. 0.1 mi of trail. 365 Comment
  CHSC65232  Neviusia cliftonii V. Parker; N. Hutchins 1993-5-18 24 -2 Shasta Shasta-Trinity National Forests. Shasta Lake Ranger District. Above and beside Low Pass creek, on jeep trail se of Chirp-chatter campground. Begins in limestone and continues ca. 0.5 mile until limestone runs out. 457 Comment
  JEPS106466  Neviusia cliftonii J. K. Nelson with Scott Miles, Rhonda Posey, and Peter Van Susteren 2004-5-6 2004 -42 Shasta Low Pass Road, E of Squaw Creek Arm Shasta Lake, ca. 25 mi NE of Redding. Comment
  JEPS111042  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -102 Shasta Unnamed creek south of Cove Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 332 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
  UCD113233  Neviusia cliftonii Robert M. Rhode; J. Lyman, B. Moritsch, C. Witham 1993-5-1 105 Shasta Near McCloud River arm of Shasta Lake, on main fork of Campbell Creek, 2 air miles NW of Town Mountain. 335 Comment
  UCD113241  Neviusia cliftonii G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7769 Shasta Just N of Ellery Creek campground. 320 Comment
  UCR77120  Neviusia cliftonii G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7769 Shasta Just north of Ellery Creek Campground 320 Comment
  HSC104360  Neviusia cliftonii Kevin Heidel 2015-4-29 18 Shasta Ridge north of Marble Creek, SW of North Gray Rocks 335 Comment
  UC1951758  Neviusia cliftonii Roger Raiche 1993-5-2 023 .93 Shasta E of Redding on Route 200 between Ingot and Round Mt. (24.9 miles E on Route 299 from Route 5), Cedar Creek. Comment
  UCD166829  Neviusia cliftonii Kevin Heidel 2015-4-29 20 Shasta Allie Cove, Shasta Lake, California. Slope below limestone outcrop on ridge approximately 0.40 mile northeast of Gray Rock. Allie Cove is 17 mi SSE of Lamoine along Pit River Arm, Shasta Lake. 457 Comment
  UCD110231  Notholithocarpus densiflorus var. echinoides G. F. Hrusa 1992-5-1 10475 Shasta Just N of Big Bend Rd. approx. 5 m. from Hwy 299 along Big Bend Rd. Comment
  RSA248661  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Along Cow Creek, along Highway 299, ca. 15 miles east of Redding. 518 Comment
  RSA304231  Odontostomum hartwegii S. Ganley 1971-5-29 644 Shasta Whiskeytown Lake 1372 Comment
  UC1005714  Odontostomum hartwegii Frank W. Gould 1939-5-26 746 Shasta 17 mi. n. Redding (1 mi. s. of hwy. on side rd.) 500 Comment
  CAS-BOT-BC140343  Oemleria cerasiformis L. E. Smith 1914-6-9 709 Shasta Kennet Comment
  CAS-BOT-BC242656  Orcuttia tenuis Beecher Crampton 1958-8-12 5075 Shasta 3.3 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
  CHSC14132  Orcuttia tenuis F. T. Griggs 1973-8-31 130 Shasta 5 miles e of Redding; s side of Hwy 44, ca. 1 mile w of Airport Road. Bottom of pond. Comment
  CHSC14133  Orcuttia tenuis F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson, sw corner of Redding Municipal Airport. In bottom of pond. Comment
  JEPS84142  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-16 754 Shasta s side of Hwy 44 0.75 mi w intersection with Airport Road (e of Redding); Central Valley 172 Comment
  JEPS84143  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-17 755 Shasta 0.7 mi nw intersection of Dersch and Deschutes roads; Central Valley, Stillwater Plains, Hawes Ranch 141 Comment
  JEPS84146  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-18 758 Shasta 0.4 mi w Tule Lake (about 1 mi e of Cow Creek and 1 mi w of Millville Plains Road, northern of two large vernal pools); Central Valley, Millville Plains 149 Comment
  OBI22047  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta 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
  UC766714  Orcuttia tenuis R. F. Hoover 1940-9-21 4615 Shasta 5 mi e Redding 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
  UCD37267  Orcuttia tenuis Beecher Crampton 1958-8-12 5080 Shasta Shasta County, 5.75 miles east of Redding, along State Highway 44 to Millville. Comment
  UCD88268  Orcuttia tenuis Beecher Crampton 1958-8-12 5080 Shasta along State Hwy. 44 to Millville, 5.75 miles east of Redding. Comment
  LA11523  Orcuttia tenuis Robert F. Hoover; 1936-5-22 1210 Shasta 4 mi of Anderson Comment
  SEINET10592191  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  UCD150823  Orcuttia tenuis Beecher Crampton Date Unknown s.n. Shasta California, Shasta County, east of Redding. Found with Beecher Crampton unprocessed specimens and labeled in 2014. Plant was pressed in a Sacramento Bee newspaper published in 1965 and so does not correspond to other Crampton collections. These plants were probably part of one of his earlier collections of the species and separated into the 1965 newspaper at a later date. Comment
  UCSB12985  Oreostemma alpigenum var. andersonii Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Panther Creek, Mt. Shasta 2316 Comment
  JEPS95542  Orobanche fasciculata Vernon H. Oswald and L. Ahart 1994-5-6 6163 Shasta T33N R3W SW1/4 Sec. 4, 1100 ft, Yellow Pine Forest. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.1 mi E of the trailhead at the Jones Valley Boat Ramp. Parasitic on Galium bolanderi on brushy forest floor. 335 Comment
  HSC89631  Orobanche fasciculata William Kristan, Reid Storre, Brian Marston 1988-3-26 17 Shasta 7 mi. E of Basin Gulch turnoff, Hwy. 36 Comment
  RSA0059175  Orobanche fasciculata S. Ganley 1971-5-29 640 Shasta Whiskeytown Lake; Hwy 299. 457 Comment
  CHSC52841  Orthocarpus cuspidatus subsp. cryptanthus George Gillet 1952-8-17 193 Shasta Lassen Volcanic National Park. Near Highway No. 89, 2.0 mi. below sign marking trail to Bumpus Hell. Comment
  POM260309  Orthocarpus hispidus C. Leo Hitchcock 1940-5-24 6549 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM260457  Orthocarpus lacerus C. Leo Hitchcock 1940-5-27 6631 Shasta Near McArthur. Comment
  RSA430438  Osmorhiza berteroi Lyman Benson 1930-7-18 2210 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  SJSU1565  Osmorhiza berteroi C. W. Sharsmith 1954-6-25 6202 Shasta Viola, southeastern Shasta County 1341 Comment
  UC1736336  Ozomelis diversifolia Dean W. Taylor 1993-4-30 13389 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  SD46769  Packera cana E. K. Balls, L. W. Lenz 1956-6-19 21828 Shasta State Highway 89, just north of Subway Cave, McCloud to Mount Lassen 1340 Comment
  UC53873  Packera eurycephala var. eurycephala H. M. Hall and E. B. Babcock 1903-6-1 4002 Shasta near Redding 152 Comment
  CHSC68721  Paeonia brownii Vernon H. Oswald 1997-5-20 8481 Shasta Big Cave-Popcorn Cave area in BLM Wilderness Study Area in lava beds south of Fall River Mills and 0.2 mi north of Bald Mtn. Rd., 3.6 mi east of Cassel-Fall River Rd. 1173 Comment
  CHSC60478  Panicum acuminatum var. acuminatum Mary Ann Showers 1992-7-19 2665 Shasta Lassen Volcanic National Park. Hot springs area below Pilot Pinnacle. 1920 Comment
  UC819934  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mi above Burney Falls; above Burney Falls Comment
  UCD88197  Panicum acuminatum var. fasciculatum A. A. Beetle 1946-5-19 4356 Shasta 18 mi. South of Dunsmuir. Gravelly bank of Sacramento River, junction of Boulder Creek and Sacramento River. Comment
  UCD88222  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3769 Shasta Castle Crag, 640 Comment
  SEINET3133157  Panicum lanuginosum var. fasciculatum R. W. Spellenberg 1964-9-16 617 Shasta 1.5 mi W of Hwy 99 on road up Castle Creek, on S sdie of Castle Crags State Park. Comment
  UCD89763  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of old hotel at Castle Crag. Comment
  UCD89767  Panicum oligosanthes var. scribnerianum R. Tofsrud 1949-8-4 s.n. Shasta Hwy 99, 4 miles S of Shi-Lo-Ah Mineral Springs. Comment
  SEINET10507766  Panicum pacificum A. S. Hitchcock 1908-8-3 Hitchcock 3070 Shasta Castle Crag Comment
  CHSC84117  Paronychia ahartii Lowell Ahart; John Dittes 2003-5-12 10143 Shasta Pasture field, about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS90768  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9452 Shasta Milleville Plains 0.8 mi n of Sacramento River at China Garden (under PG&E et al. high-voltage electrical transmission lines); Upper Sacramento Valley, Milleville Plains 137 Comment
  OBI59429  Paronychia ahartii Rimo Bacigalupi 1958-4-23 6321 Shasta 2 mi E of Balls Ferry on road to Ash Crk 152 Comment
  CHSC55312  Paspalum dilatatum L. P. Janeway 1991-6-15 4032 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  SJSU3781  Paspalum dilatatum C. W. Sharsmith 1963-6-15 7080 Shasta irrigation ditch, Sacromento Valley c. 10 mi S of Redding Comment
  UCD88753  Paspalum dilatatum W. Parker Talbot 1918-6-10 s.n. Shasta Redding. Comment
  CAS-BOT-BC259742  Paspalum distichum Virginia E. Long 1931-6-11 87 a Shasta 1 mile N of Anderson 131 Comment
  CHSC55313  Paspalum distichum L. P. Janeway 1991-6-15 4044 Shasta Battle Creek Wildlife Area. Floodplain flats on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Pasture between Battle Creek and Coleman Hatchery Road. 120 Comment
  CAS-BOT-BC265710  Paspalum notatum Walter Seavey Lennon 1985-10-4 s.n. Shasta East Lake Blvd. and North Boulder Dr., Redding Comment
  CAS-BOT-BC202833  Paxistima myrsinites Lyman Benson 1930-7-18 2217 Shasta E. of Round Mt., N. Sierra Nevada Mt. Range, Hatchet Creek 1219 Comment
  JEPS124779 Image available Paxistima myrsinites J. Yamanaka 1965-7-13 136 Shasta U. S. F. S. Campground, McCloud. 5 miles E. of McCloud. Comment
  JEPS90092  Pectocarya pusilla Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-25 10682 Shasta ca. 0.3 mi. upstream from Ponderosa Way S. Cow Creek (just w. of right-of-way of PG & E Natural Gas piepline); Cascade Nts., Hagaman Gulch 7 1/2 Quad. 1985 ed. 822 Comment
  UC54660  Pedicularis attollens H. M. Hall and E. B. Babcock June, 1903 4156 Shasta Bear Flat, north-eastern Shasta County Bear Flat; Sierra Nevada Mountains 1310 Comment
  SJSU4262  Pedicularis densiflora R. B. Yarrington 1968-4-14 41 Shasta Inwood 5 mi NW of Shingletown 731 Comment
  SBBG16037  Pedicularis groenlandica D. Myrick 1961-6-24 352 Shasta W shore of Hat Lake 2133 Comment
  UC726422  Pedicularis groenlandica A. A. Heller 1941-8-16 16298 Shasta Upper King Creek Meadow; Lassen Volcanic National Park 2133 Comment
  RSA646275  Pedicularis groenlandica James Buel 1957-8-8 216 Shasta Cameron Meadow, Lassen Nat'l Park. Comment
  RSA647848  Pedicularis groenlandica James Buel 1957-2-7 161 Shasta 1 mile below Kings Creek Falls. Mt. Lassen, Lassen Nat'l Park. Comment
  HSC72296  Pellaea andromedifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9620 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CHSC66313  Pellaea brachyptera V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7914 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  JEPS88090  Pellaea brachyptera V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7914 Shasta w of Platina (Harrison Gulch Rd 3.7 mi (odometer) n of Hwy 36); High North Coast Ranges 1066 Comment
  JEPS89868  Pellaea brachyptera Dean W. Taylor 1992-6-17 12790 Shasta Little Shoeinhorse Mt. (Squaw Creek watershed) Shasta Lake Region, Shoeinhorse 7 1/2 Quad. 1600 Comment
  UC679364  Pellaea mucronata var. mucronata Dr. L. N. Dimmick 1879-1-10 Shasta Comment
  UC1543813  Penstemon Harold and Virginia Bailey 1948-8-25 2999 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  JEPS23798  Penstemon azureus Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7169 Shasta 1/2 mi below Delta (slopes in Dog Creek Canyon 1/4 mi above its confluence with the Sacramento River); Dog Creek Canyon above conflu w/ Sacramento River 350 Comment
  SBBG26854  Penstemon azureus C. L. Hitchcock 1940-5-20 6504 Shasta 25 mi E of Redding Comment
  SBBG26855  Penstemon azureus A. A. Heller 1926-4-24 13931 Shasta Sacramento River, Fort Reading (now town of Redding); on Redding-Alturas Rd Comment
  UCD67680  Penstemon azureus D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. 1700 Comment
  RSA79843  Penstemon davidsonii subsp. davidsonii F. W. Peirson 1932-7-15 10217 Shasta On east slope of Mt. Magee, Thousand-Lake Basin. 2287 Comment
  JEPS8104  Penstemon davidsonii var. davidsonii W. L. Jepson 1929-9-25 15318 Shasta on Hemlock ridge above Camp (nw base Lassen Peak, nw slope of Lassen Peak); nw slope of Lassen Peak, nw base 2621 Comment
  UC1036277  Penstemon davidsonii var. davidsonii George W. Gillett 1952-7-26 102 Shasta Lassen Peak trail, summit Lassen Volcanic National Park 3169 Comment
  OBI77274  Penstemon deustus var. pedicellatus Anthony Baniaga 2011-6-17 365 Shasta Lassen NF. Along 22(35N10), on the grade to Murken Bench. Murken Bench Quad T34N R5E sec 6 SW of SW 1040 Comment
  CHSC34497  Penstemon filiformis J. D. Jokerst 1981-9-1 1459 Shasta On soils adjacent to Forest service road N of Rattlesnake Hill. Comment
  JEPS109964  Penstemon filiformis Dean W. Taylor 2003-8-14 18684 Shasta Highland Mine, on the Trinity County line 1844 Comment
  JEPS128444  Penstemon filiformis Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -040 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon west of Interstate 5; ca. 8 miles south of Castle Crags. 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
  UC1326267  Penstemon gracilentus Milo S. Baker 1947-8-13 11987 Shasta Summit Lake , Summit Lake (Mt. Lassen Nat. Park) 2042 Comment
  CHSC59145  Penstemon heterodoxus var. shastensis Vernon H. Oswald; Steve Mitchelson 1992-8-5 5139 Shasta Lassen Volcanic National Park. Meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. 1914 Comment
  JEPS3598  Penstemon heterodoxus var. shastensis George W. Gillett 1952-7-29 133 Shasta e side Hat Lake Lassen Volcanic National Park, e side Hat Lake (near main highway through Park) 1981 Comment
  NY601597  Penstemon heterodoxus var. shastensis H. M. Hall 06 1903 4273 Shasta "Great Spring", Hat Creek, Sierra Nevada Mountains 1371.6 Comment
  SEINET4097983  Penstemon laetus var. sagittatus C. Davidson 1975-1 2713 Shasta About 15 miles east of Redding on Highway 44. 510 Comment
  JEPS28357  Penstemon neotericus George W. Gillett 1957-6-30 617 Shasta 26 1/2 - mi below (w) Manzanita Lake Entrance Station (along road shoulder of highway #44); Lassen Volcanic National Park, w of Manzanita Lake Entrance 792 Comment
  JEPS84355  Penstemon neotericus E. Dean 1988-7-12 121 Shasta along rd. 37NO8 just w 2 small pin turns in road as it reaches Skunk Ridge; Skunk Ridge 1158 Comment
  UC696740  Penstemon neotericus Frank W. Peirson 1932-7-14 10219 a Shasta rocky locations on ridge e Lake Eiler (1000-Lake Basin, eastern Shasta County); 1000-Lake Basin, e of Lake Eiler 1950 Comment
  NY605196  Penstemon neotericus F. W. Pennell 1940-7-21 26212 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1859.3 Comment
  CHSC60421  Penstemon newberryi Mary Ann Showers 1992-6-28 2696 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
  CHSC35292  Penstemon newberryi var. newberryi M. S. Taylor; J. Prouty 1980-6-25 2961 Shasta Ridge west of Grizzly Peak Lookout, ca. 5 mi due e of Lake McCloud. 1889 Comment
  JEPS7246  Penstemon newberryi var. newberryi W. L. Jepson 1929-9-28 15295 Shasta Manzanita Lake, Lassen Peak 1828 Comment
  NY627333  Penstemon newberryi var. newberryi G. W. Gillett 1953-8-2 308 Shasta Emerald Point near Emerald Lake 2499.4 Comment
  RSA109785  Penstemon newberryi var. newberryi E. K. Balls, Lee W. Lenz 1956-6-19 21831 Shasta 0.5 mi. W of entrance of Mt. Lassen Natl. Park along State Hwy. 44 to Viola. 1677 Comment
  NY627354  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-22 26235 Shasta Route 89; Mount Lassen, Lassen National Park 2590.8 Comment
  SJSU553  Penstemon rydbergii var. oreocharis G. Witherspoon 1940-6-27 2131 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  CAS-BOT-BC239615  Penstemon rydbergii var. oreocharis Blanche Clear 1940-7-28 s.n. Shasta King's Creek Meadow, Lassen Volcanic Park Comment
  CDA13067  Penstemon speciosus G. F. Hrusa, T. D. Wilfred 1996-6-1 12996 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  NY661041  Penstemon speciosus G. W. Gillett 1953-7-18 282 Shasta Vicinity of Hat Lake. 1-2 miles below the lake. 1950.7 Comment
  CHSC93201  Pentagramma triangularis subsp. triangularis R. Fischer 2005-4-15 639 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected at the western edge of Ya-She Pond. 1010 Comment
  CAS-BOT-BC77148  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-30 21051 Shasta North-facing slope between Cottonwood Creek and Roaring River 3-4 mi. W of Gas Point Road NW of Red Bluff 228 Comment
  JEPS100793  Perideridia bolanderi subsp. bolanderi Dean W. Taylor 1993-7-9 13855 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  RSA712554  Perideridia kelloggii R. Fischer 2005-7-18 622 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau; plants collected from a dry meadow along the main park road 400yds east of old Ranger Station 1011 Comment
  JEPS100739  Perideridia lemmonii Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5413 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2499 Comment
  UC923157  Perideridia oregana Freed W. Hoffman 1950-7-2 3272 Shasta junction of Wildwood Road and Ragan Meadow road (Trinity-Shasta Co. line) 1524 Comment
  UC875341  Perideridia parishii subsp. latifolia E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC413633  Persicaria amphibia Alice Eastwood 1912-7-25 1427 Shasta Pitt to Baird Comment
  CAS-BOT-BC413734  Persicaria hydropiper A. A. Heller 1916-7-19 12455 Shasta 5 miles south of Redding Comment
  CAS-BOT-BC418938  Persicaria lapathifolia Jas. McMurphy 1914-6-16 s.n. Shasta Redding Comment
  JEPS120907  Persicaria lapathifolia Lowell Ahart, John Dittes 2013-6-9 18792 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CHSC9249  Petrorhagia dubia G. Strausbaugh 1970-4-26 53 Shasta NW side of Whiskeytown Hwy. beside culvert where Whiskey Creek inlets lake. 370 Comment
  JEPS1757  Petrorhagia dubia Duane Cutright 1952-4-12 32 Shasta 1 1/2 mi n Anderson 106 Comment
  UCD112264  Petrorhagia dubia Christopher Mallek 2008-5-8 AC4- 32 Shasta Ash Creek. 876 Comment
  UCR11246  Petrorhagia dubia Wm. Horn Jr. 1967-5-13 670513- 01 Shasta Anderson, immediately south of Pinon Ave., 100 yds west of Hwy 99 (Business Interstate 5) 152 Comment
  CHSC82648  Phacelia corymbosa L. P. Janeway 2001-7-8 7286 Shasta Klamath Ranges. Near an un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  HSC46268  Phacelia egena Christopher Knopp 1978-5-13 92 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  JEPS28412  Phacelia egena Bruce E. Palmer 1955-4-26 28 Shasta Igo Bridge over creek Clear Creek 182 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
  RSA95833  Phacelia egena L. S. Rose 1954-4-26 54025 Shasta Three miles west of Tower House. 762 Comment
  UC1228300  Phacelia hastata subsp. compacta George Gillett August 1952 213 Shasta along trail to summit Lassen Volcanic National Park 3048 Comment
  HSC13644  Phacelia hastata var. compacta L. R. Heckard, P. C. Silva 1961-8-20 1277 Shasta Trail to Lassen Peak 3049 Comment
  SBBG16266  Phacelia heterophylla H. and M. Dearing 1938-6-27 2171 Shasta Hat Crk near Burney 1524 Comment
  CHSC9319  Phacelia heterophylla subsp. virgata G. Strausbaugh 1970-6-21 114 Shasta In dry sand near summit Buckhorn Bally ca. 3.5 mi. s from U.S. Hwy.299W 19.5 mi. e of Douglas City. 1478 Comment
  UC909983  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-24 6536 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UC956794  Phacelia heterophylla subsp. virgata L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3382 Shasta 3 mi e Wildwood Comment
  CDA13055  Phacelia heterophylla var. virgata G. F. Hrusa, T. D. Wilfred 1996-6-11 13003 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  JEPS2100  Phacelia hydrophylloides Chesnut and Drew circa 1890 Shasta Lassen Peak Comment
  SBBG11366  Phacelia mutabilis H. and M. Dearing 1938-6-27 2159 Shasta Subway Cave 1524 Comment
  UC1051797  Phacelia mutabilis L. R. Heckard 1952-6-17 299 Shasta along Castella-Carrville rd about 3.5 mi e Trinity County line 1249 Comment
  SD71333  Phacelia purpusii C. R. Quick 1964-6-20 64 17 Shasta E. Base of Hatchet Mt. Comment
  HSC49117  Phacelia tanacetifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9711 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC73698  Phacelia thermalis Milo S. Baker 1898-7-12 388 Shasta Fall River Valley Comment
Read comments Sep 6 2010
  UC1731472  Phacelia vallicola Dean W. Taylor 1993-6-14 13592 Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Range (CaRH), Sacramento R. Canyon 853 Comment
  CDA10979  Phalaris arundinacea G. F. Hrusa 1991-6-26 8469 Shasta Pit River Drainage; Along Fall River about 2 m. N of Glenburn. Comment
  CDA33446  Phalaris arundinacea Dale Woods 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  CHSC35293  Philadelphus lewisii M. S. Taylor; J. Prouty 1980-6-25 2953 Shasta 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. 853 Comment
  CHSC9461  Philadelphus lewisii G. Strasbaugh 1970-5-30 97 Shasta Third cove nw Brandy Creek Swimming Area amid pile of boulders 30 ft. w of lake edge. 370 Comment
  CHSC60479  Phleum alpinum Mary Ann Showers 1992-6-28 2679 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  UC1543809  Phleum alpinum Harold and Virginia Bailey 1948-8-27 2938 Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  JEPS69954  Phlox diffusa Chesnut and Drew circa 1890 Shasta Mt. Lassen Comment
  JEPS69957  Phlox diffusa Jos. Grinnell 1927-6-17 Shasta near Lassen Peak (Viola Road, se Shasta Co) 1828 Comment
  CHSC68724  Phlox speciosa subsp. occidentalis Vernon H. Oswald 1997-5-20 8478 Shasta Big Cave-Popcorn Cave area in BLM Wilderness Study Area in lava beds south of Fall River Mills and 0.2 mi north of Bald Mtn. Rd., 3.6 mi east of Cassel-Fall River Rd. 1173 Comment
  SEINET5731921 Image available Phlox speciosa subsp. occidentalis J. Maze 1971-1 769 Shasta Near Rock Creek Rd. on Hwy 299. 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
  UC1078817  Phoradendron densum Job Kuijt 1958-7-13 1520 Shasta ca. 2.2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  CAS-BOT-BC171209  Phoradendron serotinum subsp. tomentosum L. E. Smith 1914-3-1 s.n. Shasta Baird Comment
  JEPS42582  Phoradendron villosum J. W. Blankinship 1909-10-26 5 Shasta Corain Comment
Read comments Mar 22 2013
  CAS-BOT-BC58802  Phyllodoce breweri Tilda Becker 1960-7-23 s.n. Shasta Lassen Volcanic National Park - Sifford Lakes 2194 Comment
  SEINET11245668 Image available Phyllodoce breweri Emily Gillespie, Zack Murrell 2006-8-5 06 -019 Shasta Mineral, Meadow along Hwy 89, near Summit Lake. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC142200  Physocarpus capitatus Marian L. Campbell 1921-7-26 s.n. Shasta Near Castle Crags Comment
  CAS-BOT-BC142152  Physocarpus capitatus James R. Shevock; Barbara Ertter 1992-6-13 12195 Shasta Potem Creek, along forest highway 27, tributary to Pit River Arm of Shasta Lake, Shata-Trinity National Forest 365 Comment
  RSA1846  Picea engelmannii C. B. Wolf 1930-10-17 1745 Shasta Along Clark Creek 1372 Comment
  JEPS47881  Pinus albicaulis W. L. Jepson 1929-9-29 15326 Shasta nw slope Lassen Peak 2743 Comment
  CHSC27324  Pinus attenuata T. B. Devine 1976-10-24 377 Shasta Whiskeytown Lake along Hwy 299, 2 mi w of Park headquarters off main road on dirt road. Comment
  HSC1362  Pinus attenuata R. G. Means 1962-7-6 84 Shasta 0.25 mi E of Fowler Campground Rd. on Hwy. 89 1067 Comment
  UC1540400  Pinus contorta Calvin McMillan 1950-8-24 1562 Shasta road from Hat Creek to Lassen National Park Comment
  CAS-BOT-BC78923  Pinus monticola C. C., Mrs. Bruce 1897-7-1 s.n. Shasta Mt. Lassen Comment
  CAS-BOT-BC78924  Pinus monticola M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UCR190508  Pinus ponderosa George W. Gillett 1957-9-11 1137 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 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
  UC1181947  Pinus sabiniana J. I. Mallory 1960-10-26 198 Shasta 1 mi nnw of Pit No. 1 Power House on U.S. 299 (on U.S. 299); Quad. 22A1 963 Comment
  JEPS90192  Plagiobothrys acanthocarpus Dean Wm. Taylor with Rexford E. Palmer 1988-5-2 9597 Shasta Dry Creek 0.3 mi downstream from Twin Bridges (along Dersch Road, Millville Plains, Sacramento Valley); Sacramento Valley, Millville Plains, Dry Creek 134 Comment
  JEPS90186  Plagiobothrys austiniae Dean W. Taylor 1988-3-24 9450 Shasta Sacramento Valley, Millville Plains, bed of Dry Creek Dry Creek; Sacramento Valley, Millville Plains, bed of Dry Creek 134 Comment
  CHSC79478  Plagiobothrys canescens G. F. Hrusa 1996-4-30 12899 Shasta Upper Sacramento Valley. Along Gover Ditch. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  SEINET3084137 Image available Plagiobothrys canescens Walter Seavey 1983-3-15 Shasta Coleman Fish Hatchery Road, 2.3 miles east of North Balls Ferry Road, Anderson. Comment
  JEPS100729  Plagiobothrys fulvus var. campestris Dean W. Taylor 1988-3-24 9449 Shasta bed of Dry Creek, Millville Plains 134 Comment
  CAS-BOT-BC230992  Plagiobothrys hispidulus Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  CAS-BOT-BC230999  Plagiobothrys hispidulus George W. Gillett 1957-7-3 634 Shasta Lassen Volcanic National Park. Badger Flat, meadow near road crossing 1905 Comment
  CAS-BOT-BC231000  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Lassen Volcanic National Park. Margin of pond on summit of Table Mountain 2011 Comment
  SACT000016  Plagiobothrys jonesii Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  JEPS128713  Plagiobothrys leptocladus Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21403 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from the end of Mackey's Cove Road, about about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  CHSC3932  Plagiobothrys nothofulvus Sadie Gualtieri 1967-3-10 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive to end of st. on N. side st. Comment
  HSC48496  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9681 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC49774  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9838 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  JEPS120201  Plagiobothrys nothofulvus Julie Kierstead Nelson 2012-4-7 2012 -002 Shasta Clear Creek Gorge near overlook picnic area; ca. 5 miles SW of Redding Comment
  CHSC105712  Plagiobothrys shastensis Julie Kierstead Nelson 2005-5-2 2005 -004 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  UCD80168  Plagiobothrys shastensis CNPS SN Foothill Team 2006-5-16 SNFN 0382 c Shasta Shasta Land Trust Easement, Hathaway Ranch, very close to the northern-most boundary of the property. 315 Comment
  CHSC9248  Plagiobothrys tenellus G. Strausbaugh 1970-4-18 44 Shasta .5 mi. nw past Whiskeytown Dam e side of Kennedy Memorial Hwy. 20 yds. above lake. 376 Comment
  HSC49791  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9851 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC280351  Plagiobothrys tenellus Milo S. Baker Jun 1896 109 Shasta The Bench Fall River Valley Comment
  CAS-BOT-BC286  Plagiobothrys tener Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  UC881356  Plagiobothrys tener var. tener Lewis S. Rose 1940-6-10 40485 Shasta 8 mi w Burney (Hatchet Mountain); Hatchet Mountain 1310 Comment
  CHSC84065  Plantago elongata Lowell Ahart; John Dittes 2003-5-12 10158 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
  UC719242  Plantago erecta F. G. Meyer 1938-4-3 1320 Shasta 17 mi n Red Bluff Comment
  HSC16821  Plantago erecta John L. Heywood, D. H. Norris 1968-3-30 1821 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  UCD19559  Platanthera dilatata var. leucostachys Gerald Dickinson 1963-7-2 68 Shasta Stop along Hwy. 89 by Hat Creek. One mile south of Hat Creek Post Office. 1066 Comment
  CHSC93282  Platanthera leucostachys R. Fischer 2005-7-15 543 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off a tiny island in the spring waters of an upper (western) Ya-She Pond. 1007 Comment
  UC72708  Platystemon californicus Milo S. Baker 1896-5-7 7 Shasta Redding Comment
  HSC94032  Plectritis ciliosa A. Skelly, G. McCabe, B. Bletcher 1996-4-20 28 Shasta 4 mi. W of Shasta-Tehama border off Hwy. 36, 0.4 mi. down Rte. A-16 towards Redding. 701 Comment
  UCD92185  Poa H. M. Hall; E. B. Barcock 1903-6-1 4201 Shasta Sierra Nevada Mountains. Fall River Springs. 1066 Comment
  UC1543778  Poa bolanderi Harold and Virginia Bailey 1948-8-27 2903 Shasta Hat Creek Rd to Badger Flat; Lassen Volcanic Nat'l Park 1920 Comment
  JEPS86162  Poa bulbosa Wayne Roderick June 1963 Shasta near foot of Burney Falls Comment
  UCD90609  Poa bulbosa Alan A. Beetle 1945-5-20 3978 Shasta northeastern part of county. Jct. at Pitt River and Hat Creek. Comment
  UCD90687  Poa bulbosa L. McArthur 1926-5-17 s.n. Shasta From McArthur. Comment
  CAS-BOT-BC254911  Poa bulbosa Lester Rowntree 1938-6-8 s.n. Shasta Near Harrison Gulch, W part of county Comment
  SD237275  Poa compressa G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14944 Shasta Southern Cascade Range: Alcord Road, .2 mi south of its junction with CA-44, junction is 1.1 miles east of Shingletown. Comment
  SEINET11695742  Poa compressa Unknown 1954-7-9 2201 Shasta 1.8 mi W of Burney, along US 299 914 Comment
  CHSC61128  Poa cusickii subsp. epilis Vernon H. Oswald; Lowell Ahart 1993-7-27 5705 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
  JEPS101871  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5418 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity, margin of Everett Lake, 2499 Comment
  CAS-BOT-BC246631  Poa howellii Alice Eastwood 1912-6-29 921 Shasta Goose Valley Comment
  CHSC63103  Poa howellii Vernon H. Oswald; Lowell Ahart 1994-4-27 6125 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shata Lake, ca. 0.45 mi E (clockwise) of the trailhead. At trailside. 335 Comment
  CDA13520  Poa pratensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13346 Shasta Lassen National Forest; Uncommon rhizomatous perennial in opening at edge of Abies concolor forest. 1/4 mile N of Eskimo Grade summit. Lemmas very short. Comment
  CHSC99516  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2008-6-19 14848 Shasta Under oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UCD144325  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-30 12889 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
  UCD91656  Poa secunda subsp. secunda G. F. Hrusa 1996-5-2 12864 Shasta Lassen National Forest. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1460 Comment
  CHSC85471  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-10 12946 Shasta Lassen National Forest. Near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. 1540 Comment
  SEINET8274233  Podagrostis thurberiana W. M. Bridge Cooke 1938-7-29 11427 Shasta Wagon Camp; Mount Shasta. 1737 Comment
  SEINET7067174  Pogogyne zizyphoroides A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC1036157  Polemonium californicum George W. Gillett 1953-7-23 294 Shasta above Hat Lake (Lassen Volcanic National Park); , vicinity Hat Lake 1973 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
  RSA125592  Polemonium pulcherrimum Arthur R. Kruckeberg 1954-8-5 3706 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park, near summit. 2591 Comment
  UC335943  Polemonium pulcherrimum J. G. Lemmon Shasta Lemmon's Peak near Lassen's Peak; Sierra, Lemmon's Peak near Lassen's Peak Comment
  CAS-BOT-BC263245  Polemonium pulcherrimum var. shastense R. Stubbs 2010-7-16 016 Shasta Mt. Lassen. 1.3 miles up the trail and up to the summit 3167 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
  CAS-BOT-BC170312  Polygala cornuta var. cornuta A. A. Heller 1905-5-31 7915 Shasta On wooded hills back of Middle Creek Station. Comment
  CAS-BOT-BC170331  Polygala cornuta var. cornuta L. E. Smith 1913-7-6 s.n. Shasta Castle Crags Comment
  UC1178944  Polygala cornuta var. cornuta Herbert L. Mason 1948-7-11 13592 Shasta Hirz Mountain Comment
  SEINET10833445  Polygonum Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5499 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  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
  CAS-BOT-BC109122  Polygonum bidwelliae Dean Wm. Taylor 1987-8-5 9217 Shasta Extreme northeast portion of county, along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley 1341 Comment
  UC1576739  Polygonum bidwelliae Dean W. Taylor 1988-6-5 9779 Shasta Milleville Plains Upper Sacramento Valley, Palo Cedro 7.5' quadrangle 198 Comment
  UC850393  Polygonum douglasii A. A. Heller 1916-9-2 12642 Shasta between McCloud River and Sacramento River Comment
  CAS-BOT-BC414577  Polygonum douglasii Gary Schoolcraft 1985-7-30 1496 Shasta Lava Bed north of McArthur, 39-5-34 Comment
  UC726094  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1928-7-12 14681 Shasta near Jonesville Comment
  CAS-BOT-BC418617  Polygonum majus Alice Eastwood 1912-7-24 1382 Shasta Castella Comment
  RSA65858  Polygonum minimum F. W. Peirson 1932-7-14 10138 Shasta Thousand Lake Basin. 1951 Comment
  OBI10887  Polygonum parryi Robert F. Hoover 1968-5-28 11120 Shasta Clough Crk at Old Alturas Rd Comment
  CAS-BOT-BC419820  Polygonum parryi H. D. Ripley; R. C. Barneby 1948-7-6 9662 Shasta Sacramento Valley, 10 mi. S. of Castella 457 Comment
  CAS-BOT-BC419867  Polygonum polygaloides subsp. confertiflorum Alice Eastwood; John Thomas Howell 1940-6-11 7911 A Shasta Near Fall River Mills Comment
  CAS-BOT-BC419864  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Shasta Near McArthur Comment
  POM260355  Polygonum sawatchense C. L. Hitchcock 1940-5-26 6615 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  CAS-BOT-BC109271  Polygonum shastense Dr. Hans Leschke 1942-9-16 s.n. Shasta Mount Lassen. 2560 Comment
  HSC17534  Polygonum shastense D. E. Anderson 1962-8-5 2297 Shasta Near ski lodge on Mt. Shasta 2348 Comment
  UC6738  Polygonum shastense W. H. Brewer Sep 26-28 1863 2179 Shasta Lassen Peak Comment
  UCSB12984  Polygonum shastense Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Panther Creek, Mt. Shasta 2316 Comment
  CAS-BOT-BC109272  Polygonum shastense Dr. Hans Leschke 1942-9-16 s.n. Shasta Mount Lassen. 2621 Comment
  POM180727  Polygonum shastense A. W. Kramer 1930-8-13 32 Shasta Prospect Peak Lassen National Park. Comment
  CHSC63018  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart 1994-4-27 6123 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
  UC1132896  Polypogon maritimus C. J. Kraebel 1934-5-5 12 Shasta Mouth of Squaw Creek; Redding Quadrangle 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
  CHSC32940  Polystichum imbricans J. P. Smith; J. O. Sawyer, T. W. Nelson 1978-5-7 9841 Shasta Along Forest Service Road 31N02 (County Line Road) at junction with trailhead to Blue Nose Peak. 1280 Comment
  UC62807  Polystichum imbricans subsp. imbricans Baker and Nutting 1894-5-21 Shasta Oak Run Oak Run Comment
  CAS-BOT-BC72497  Polystichum scopulinum Hans Leschke 1959-8-8 1636 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  SJSU508  Populus trichocarpa G. Witherspoon 1940-6-27 Shasta Reflection L, Lassen Volcanic National Park 1828 Comment
  UC1099861  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1018 Shasta junction of Pit River and Hat Creek (Hwy 299) Comment
  CAS-BOT-BC267171  Potamogeton foliosus M. S. Baker 1898-7-5 285 Shasta Oak Run Comment
  CAS-BOT-BC453680  Potamogeton gramineus John Thomas Howell 1960-8-22 36409 Shasta Lassen Volcanic National Park. North of Summit Lake 2042 Comment
  CAS-BOT-BC267222  Potamogeton praelongus John Thomas Howell 1960-8-22 36324 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 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
  UCD138303  Potamogeton zosteriformis Malcolm A. Nobs; S. Galen Smith 1949-7-19 1020 Shasta At junction of Pitt River and Hat Creek at Highway 299. Comment
  UC1036330  Potentilla flabellifolia George W. Gillett 1952-8-17 203 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2240 Comment
  UC860598  Potentilla flabellifolia Alice Eastwood Aug 22 1912-Aug 26 1912 1859 Shasta Lassen Butte 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
  UC1543678  Prunus emarginata Harold and Virginia Bailey 1948-8-26 2823 Shasta Manzanita Creek, above campgrounds Manzanita Creek; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  UC1543679  Prunus emarginata Harold and Virginia Bailey 1948-8-27 2844 Shasta Loop Rd, 3 mi E of Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  LA29352  Prunus emarginata Mary V. Hood; 1940-8-7 40- 151 k* Shasta Mt. Lassen National Park, Noble Pass 1828 Comment
  SEINET4092596  Prunus emarginata O. M. Clark 1947-1 14327 Shasta Lassen Peak, Lassen National Park. 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
  CHSC89708  Prunus virginiana var. demissa R. Fischer; J. Marr 2004-5-24 389 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  UCD113530  Prunus virginiana var. demissa G. F. Hrusa 1992-5-1 10429 Shasta along Pit River, approximately 1 m. downstream from Pit 1 powerhouse. Comment
  CAS-BOT-BC357396  Pseudognaphalium microcephalum John Thomas Howell 1960-8-22 36384 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  UCD75789  Pseudoroegneria spicata A. A. Beetle 1945-5-20 3980 Shasta 6.5 mi. W of Fall River Mills, road to Burney - Hwy 299. 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
  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
  JEPS48297  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River Comment
  POM260175  Psilocarphus brevissimus C. L. Hitchcock 1940-5-17 6462 Shasta 3 miles east of Redding. 152 Comment
  JEPS104003  Psilocarphus chilensis Lowell Ahart 2003-5-12 10138 Shasta about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood Comment
  RSA530014  Psilocarphus oregonus D. W. Taylor 1988-6-21 9838 Shasta Burney Spring, south base of Burney Mountain (Lassen National Forest). 1445 Comment
  CAS-BOT-BC146416  Ptelea crenulata C. H. M. 1907-9-5 s.n. Shasta Little Cow Creek below Ingot Comment
  CAS-BOT-BC146417  Ptelea crenulata L. E. Smith 1913-5-28 304 Shasta Pitt River Comment
  CAS-BOT-BC146425  Ptelea crenulata Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  JEPS104184  Pterostegia drymarioides Lowell Ahart 2003-5-22 10206 Shasta North rim of Battle Creek, at the end of the poor dirt road, ca 350 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC1559673  Pteryxia terebinthina var. californica Gary Schoolcraft 1988-5-4 1796 Shasta Little Hot Springs Valley 2.5 mi S of Day. 1036 Comment
  UCD92952  Puccinellia howellii Craig P. Martz 1988-6-14 274 Shasta North side of Willow Creek at junction of State Route 299 and Crystal Creek Road (0.8 mile NW of Tower House). 414 Comment
  RSA449669  Purshia tridentata var. tridentata Bonnie C. Templeton 1960-6-16 8509 Shasta N of Lake Britton. Comment
  OBI10030  Purshia tridentata var. tridentata H. E. McMinn 1940-6-21 5305 Shasta Between old station and Lassen Natl Park Comment
  UCSB62938  Purshia tridentata var. tridentata Sarr, Dan 1995-7-30 Shasta 1 mi W of the intersection of Highways 89 and 299 910 Comment
  POM283355  Pycnanthemum californicum Lyman Benson 1930-7-18 s.n. Shasta Fall River, east of Sierra 915 Comment
  CHSC106630  Pyracantha fortuneana Peter F. Zika; Julie Nelson 2010-5-15 24815 A Shasta In pasture, dry ground, over sandstone, Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley (ScV) 195 Comment
  HSC75068  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-23 10062 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  RSA718032  Pyrrocoma lanceolata R. Fischer, Jenny Marr 2004-8-14 384 Shasta Ahiumawi Lava Springs State Park, three miles north of McArthur, on western edge of Modoc Plateau. Collected on west shore of Big Lake. 1011 Comment
  POM87963  Quercus X morehus L. R. Abrams 1922-8-8 9928 Shasta 5 miles south of Baird. Comment
  RSA67380  Quercus chrysolepis P. A. Munz 1951-9-15 16993 Shasta 12 mi. west of Redding. 610 Comment
  UC1135426  Quercus chrysolepis H. A. Jensen 1934-10-13 393 Shasta Nawtawakit Mtn. Shasta National Forest, Redding Quad. 1066 Comment
  CHSC110505  Quercus douglasii Julie Kierstead Nelson 2012-5-1 2012 -013 Shasta 5 miles N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  SEINET10477169  Quercus douglasii Worley 1985-5-12 WORLEY 74 Shasta T29n,r8w,sec.15, h.m. 1 Miles e of platina. Co road a16. Oak woodland/grassland 701 Comment
  CAS-BOT-BC94628  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta Along stage road SW of Burney Valley Comment
  CAS-BOT-BC94633  Quercus garryana C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek, near Ingot Comment
  JEPS111039  Quercus garryana J. K. Nelson 2001-5-3 2001 -4 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  JEPS37815  Quercus garryana W. L. Jepson 1914-8-15 6186 Shasta Delta Comment
  LA205291  Quercus garryana Marcus E. Jones; A. M. 28843 Shasta Pitt River bridge Comment
  SEINET10477170  Quercus garryana Mary Merello 1993-6-24 Merello 710 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UCD14004  Quercus garryana John M. Tucker 1968-9-14 4140 -5 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  CAS-BOT-BC94634  Quercus garryana C. Hart Merriam 1907-9-7 s.n. Shasta between Round Mt. and Montgomery Creek Comment
  CAS-BOT-BC62745  Quercus garryana var. breweri C. Hart Merriam 1919-10-9 s.n. Shasta Chaparral hills between Sacramento & Mc Cloud Rivers, on Highway NW of Baird Comment
  CAS-BOT-BC94638  Quercus garryana var. breweri Carl B. Wolf 1932-9-11 2385 Shasta Pacific Highway, 28 miles N of Redding 609 Comment
  JEPS37814  Quercus garryana var. breweri Judge E. Nusbaumer 1906-10-5 Shasta Castella 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
  UCSB62927  Quercus garryana var. breweri Sarr, Dan 1995-7-30 Shasta 1 mi. E of Burney, on Highway 44 1100 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
  UCSB65465  Quercus garryana var. garryana Tucker, John 1968-9-14 Shasta Beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299 975 Comment
  RSA134866  Quercus garryana var. semota Percy C. Everett, E. K. Balls 1959-10-21 23917 Shasta 6.3 mi. w. of Shingletown along State Hwy. 44 to Redding. 457 Comment
  UCD46165  Quercus garryana var. semota W. L. Jepson 1914-8-11 5777 Shasta Upper Fall River Valley, lava fields n.e. 3400 ft. 1036 Comment
  CHSC117991  Quercus kelloggii Nathan Sipola 2015-5-3 Shasta East on highway 299, turn left on to Dry Creek Rd. about 10 miles, stay right at fork on Jnoes Valley Rd. Black Oak on your right 1 mile down the road. 365 Comment
  RSA537384  Quercus kelloggii Walter Wisura, J. Romero 1991-10-16 4588 Shasta 20.1 miles east of I 5 at Redding, along Hwy 44. Comment
  SBBG83850  Quercus kelloggii D. Anderson, E. Flinn, K. Pearson 1986-5-10 13 Shasta Stewart's Gap, off Hwy 36 Comment
  UC1135659  Quercus kelloggii L. M. Correll Oct 1927 4 Shasta near Kennett; Redding Quad. 426 Comment
  UCD46657  Quercus kelloggii Robert C. Burness 1970-5-20 46 Shasta Along lake shore, 1.5 miles into Mc Arthur Burney Falls State Park at Lake Britton, Highway 89, Shasta County, California. 762 Comment
  UCD46706  Quercus kelloggii Mrs. C. F. Rose 1935-2-26 s.n. Shasta About 5 miles west of Redding, Shasta County, California. Comment
  SEINET4291706 Image available Quercus kelloggii Unknown 1913-1 347 Shasta Shasta Forest; high bank overlooking Swift Creek. Comment
  UCD57349  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  UCD57350  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  CAS-BOT-BC62840  Quercus lobata John M. Tucker 1970-5-3 4182 Shasta Highway 299 ca. 2 mi. southwest of Round Mountain; east facing slope above Cedar Creek 518 Comment
  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
  HSC48514  Quercus wislizeni J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9697 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC1135837  Quercus wislizeni A. E. Wieslander Sep 1927 19 Shasta near Redding (Creek Bottom); Redding Quad. 152 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
  RSA89373  Quercus wislizeni var. frutescens E. K. Balls, P. C. Everett 1953-10-14 18667 Shasta 10 miles east of Trinity-Shasta county line, highway 299. 244 Comment
  RSA537385  Quercus wislizeni var. wislizeni Walter Wisura, J. Romero 1991-10-16 4587 Shasta 17 miles east of I 5 at Redding, along Highway 44. Comment
  CHSC60324  Raillardella argentea Mary Ann Showers 1992-6-27 2629 Shasta Lassen Volcanic National Park. Ridge between Chaos Crags and pumice flat (cirque) northwest of Crescent Crater. 2377 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
  HSC94156  Ranunculus alismifolius G. Fred Hrusa, T. D. Wilfred 1996-6-10 12969 Shasta Bunchgrass Valley, 3 mi. N of Hwy. 44 intersection and nr. inters. of USFS N18 1600 Comment
  JEPS28457  Ranunculus alismifolius var. alismellus George W. Gillett 1957-7-1 632 Shasta Table Mt Lassen Volcanic National Park (summit) 2011 Comment
  RSA0049754  Ranunculus alismifolius var. alismifolius Dean Wm. Taylor 2013-4-25 21336 Shasta Bunchgrass Valley 1590 Comment
  CHSC110798  Ranunculus alismifolius var. hartwegii Dean Wm. Taylor 2013-4-25 21339 Shasta Cascade Ranges. Bunchgrass Valley: 1584 Comment
  CAS-BOT-BC380417  Ranunculus alismifolius var. hartwegii Elmer I. Applegate 1929-6-20 5774 Shasta east base of Mt. Lassen above Drakesbad Comment
  CDA37308  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, southwest of Old Station, between McElroy Road & Sugar Loaf Lane, along California Scenic Highway 89/44. 0 Comment
  CDA37309  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, southwest of Old Station, between McElroy Road & Sugar Loaf Lane, along California Scenic Highway 89/44. 0 Comment
  RSA0037119  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, vicinity of Old Station, near Mountain House Road, along California Scenic Highway 89/44. Comment
  SDSU10094  Ranunculus aquatilis var. capillaceus D. F. Howe 1966-8-31 4305 Shasta Hat Creek, on LIO 14.4 miles south of north eantrance to Lassen National Forest. 1311 Comment
  CAS-BOT-BC379075  Ranunculus aquatilis var. diffusus Ella Dales Cantelow 1939-6-10 2582 Shasta 11 mi south of McCloud Jct., Burney-Redding-Alturas Key Comment
  CAS-BOT-BC379128  Ranunculus aquatilis var. diffusus Doris K. Kildale 1929-6-23 8040 Shasta Shasta River near Yuka Comment
  CAS-BOT-BC6142  Ranunculus canus var. canus Amos Arthur Heller 1905-5-31 7912 Shasta Near Middle Creek Station Comment
  JEPS90872  Ranunculus flammula Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5408 Shasta Lassen National Forest, Thosand Lakes Wilderness, Magee Peak and vicinity Magee Peak; Lassen National Forest, Thosand Lakes Wilderness 2438 Comment
  SEINET10535974  Ranunculus hebecarpus W. D. Stevens 1985-4-25 Stevens 23557 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS106487  Ranunculus muricatus J. K. Nelson 2004-5-1 2004 -18 Shasta Floodplain of Stillwater Creek, ca. 8 mi NE of Redding 182 Comment
  JEPS81767  Ranunculus occidentalis J. W. Blankinship 1911-4-26 Shasta Redding Comment
  RSA755525  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14981 Shasta 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
  UCD96931  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10460 Shasta just north of town of Big Bend. Comment
  SEINET191903  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-27 6633 Shasta Near McArthur Comment
  JEPS28451  Ranunculus orthorhynchus var. orthorhynchus George W. Gillett 1957-8-20 1117 Shasta Brokeoff Meadows Lassen Volcanic National Park, Bailey Creek (margin of creek, near cabin area) 1889 Comment
  JEPS87710  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta just ne Horse Heaven Mdw. (Forest Rd. 25, w of Castella, ne of Forest Rd. 26 to Mt. Shasta (city)) 1667 Comment
  UCD97313  Ranunculus uncinatus J. Brown 1992-5-9 25 Shasta Ah DiNa campground site #2. 670 Comment
  POM187535  Rhamnus californica Marcus E. Jones 1931-7-16 28999 Shasta Pitt River Bridge. Comment
  UC73373  Rhamnus purshiana Milo S. Baker 1898-7-8 410 Shasta Tamarack Road, near Dale's 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
  UC144508  Rhamnus tomentella subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta near Redding Comment
  CHSC3357  Rhododendron occidentale Robert L. Smith 1966-5-14 27 Shasta Highway 299 15 miles NW of Redding. Comment
  UC877121  Rhododendron occidentale M. S. Baker and F. Nutting 1894-5-25 Shasta Cedar Run Comment
  UCD117980  Rhododendron occidentale William Moon 1960-7-28 s.n. Shasta 4.7 miles south Castle Crags State Park entrance, along the Sacramento River. Comment
  CAS-BOT-BC199740  Rhododendron occidentale var. californicum Ellsworth Bethel 1923-5-12 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC200352  Rhododendron occidentale var. paludosum Doris K. Kildale; J. W. Gillespie 1929-6-22 8024 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  RSA239299  Rhododendron occidentale var. paludosum R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42411 Shasta Shasta National Forest, above Castle Creek, 1 mile west of Castle Crags State Park. 762 Comment
  HSC101571  Rhus aromatica J. P. Smith, J. O. Sawyer 2010-5-7 12844 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  CAS-BOT-BC200742  Rhus aromatica Carl B. Wolf 1941-7-25 11068 Shasta 6 mi. N. of Hat Creek Ranger Sta. on Calif. Highway #89 944 Comment
  SEINET10819314  Rhus trilobata var. quinata Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 857 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  CAS-BOT-BC437988  Ribes Alice Eastwood 1912-6-29 948 Shasta Goose Valley Comment
  CAS-BOT-BC108754  Ribes cereum Ellsworth Bethel 1923-4-21 1033 Shasta Fall River Mills. Comment
  UC858424  Ribes cereum Blanche Clear 1938-7-13 Shasta Reflection Lake Lassen Park Comment
  CAS-BOT-BC108757  Ribes cereum Ella Dales Cantelow 1940-5-31 4339 Shasta Near Days Old Station off Highway 89. Comment
  UC75461  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 398 Shasta South Cow Creek 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
  UCD102478  Ribes roezlii Michael A. Vincent 1999-6-9 8587 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingleton. 1371 Comment
  CAS-BOT-BC186273  Ribes roezlii var. roezlii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS114474  Ribes velutinum Lowell Ahart, John Dittes 2008-6-19 14863 Shasta About 20 yards east of the Pit River, about 130 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  CAS-BOT-BC363113  Rigiopappus leptocladus Alice Eastwood 1912-6-28 701 Shasta Burney 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-BC341004  Robinia pseudoacacia Philip A. Munz 1949-5-18 13312 Shasta 5 miles south of Dunsmuir on Hwy 99 609 Comment
  UC75494  Rosa Milo S. Baker Shasta Stillwater Comment
  CAS-BOT-BC146434  Rosa bridgesii Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC146732  Rosa gymnocarpa Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  CAS-BOT-BC146731  Rosa gymnocarpa E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SEINET10871307  Rosa gymnocarpa Mary Susan Taylor 1980-6-10 Taylor 2823 Shasta Roadside, a few ft N of turnoff to Wards Cabin, ca. 0.5 mi SE of Sims Flat Camp ground, Shasta Natl Forest. 549 Comment
  CHSC3375  Rosa multiflora Robert L. Smith 1966-5-14 31 Shasta Highway 299 20 miles N of Redding. Comment
  CAS-BOT-BC6002  Rosa pisocarpa Alice Eastwood 1912-7-25 1404 Shasta Pitt to Baird Comment
  CHSC63084  Rosa spithamea Vernon H. Oswald; Lowell Ahart 1994-4-27 6156 Shasta Waters Gulch Trail 1.2 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  CAS-BOT-BC147161  Rubus laciniatus Marian L. Campbell 1921-7-26 s.n. Shasta Near Castle Crags Comment
  UC455006  Rubus laciniatus I. J. Condit 1911-8-2 Shasta Castella Castella (along R.R.) Comment
  POM271062  Rubus parviflorus Lyman D. Benson 1930-7-18 2220 Shasta E of Round Mountain. N Sierra Nevada Mountain Range. Hatchet Creek River. 1220 Comment
  JEPS111010  Rubus ursinus J. K. Nelson 2001-5-3 2001 -14 Shasta Ellery Creek 30 feet above Gilman Road, McCloud River arm of Shasta Lake. 365 Comment
  CAS-BOT-BC363143  Rudbeckia californica Louis C. Wheeler 1952-9-23 6954 Shasta Castle Crag, south side Comment
  UC452553  Rumex maritimus Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  UC157930  Rumex occidentalis 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
  CHSC98794  Rupertia physodes Julie Kierstead Nelson 2006-6-17 2006 -32 Shasta Girard Ridge, 2 miles southwest of Castle Crags. Roadcut in mixed conifer forest. 914 Comment
  RSA69604  Sagittaria latifolia F. W. Peirson 1932-7-17 10326 Shasta Wallace Ranch. Goose Valley. 915 Comment
  CAS-BOT-BC132741  Salix arctica C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 688 Shasta West shore of Emerald Lake, Lassen Volcanic National Park 2468 Comment
  CAS-BOT-BC132742  Salix arctica E. B. Copeland 1931-8-16 s.n. Shasta Mount Lassen, on the south shore of Emerlad Lake 2370 Comment
  RSA5638  Salix arctica E. B. Copeland 1931-8-16 s.n. Shasta Mount Lassen, Shasta County. On the S shore of Emerald Lake 2370 Comment
  CAS-BOT-BC102825  Salix boothii John Thomas Howell 1960-8-23 36448 Shasta Lassen Loop above Little Hot Springs Valley 2407 Comment
  CAS-BOT-BC102834  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 385 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  CAS-BOT-BC102837  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 386 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  SD967  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen, about 1.5 km west of Helen Lake 2370 Comment
  UC1713672  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 Shasta ca. 1.5 km w of Helen Lake (below spring above hwy); Mt. Lassen 2370 Comment
  UC482015  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
  UC482023  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., 2 mi below base of Mt. Lassen); Lassen Nat'l Park, Mt. Lassen 2370 Comment
  UC485736  Salix boothii H. F. Copeland 1932-8-15 Shasta where the rd. crosses King's Creek Meadow; Mt. Lassen 2225 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
  UC144306  Salix exigua var. hindsiana A. A. Heller 1905-5-29 7884 Shasta near Redding Redding Comment
  HSC72333  Salix gooddingii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  RSA5670  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SBBG29084  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SBBG58900  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge at N end of Redding 180 Comment
  SBBG58901  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge at N end of Redding 180 Comment
  CAS-BOT-BC106885  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 691 Shasta near Sulphur Springs, Lassen Volcanic National Park 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-BC125418  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 484 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  CAS-BOT-BC124508  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-15 577 Shasta [Hennet] Hennett, Pitt River Comment
  CAS-BOT-BC124514  Salix lasiolepis var. lasiolepis R. Bollaert 1934-12-20 1 b Shasta Squaw Creek, tributary of the Sacramento River, at [Kennettt] Kennett 152 Comment
  CAS-BOT-BC124517  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-27 s.n. Shasta [Kennet] Kennett Comment
  CHSC94040  Salix lasiolepis var. lasiolepis R. Fischer 2005-4-19 705 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Tree growing near edge of main park road east of Crystal Springs in the riparian cover along water edge. 1010 Comment
  CHSC85470  Salix lemmonii G. F. Hrusa 1996-5-2 12858 Shasta Lassen National Forest. Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1450 Comment
  JEPS14799  Salix lemmonii W. L. Jepson 1910-6-6 4081 Shasta near Lassen Peak Hot Springs Valley 1828 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding Comment
  UC481916  Salix melanopsis Mrs. H. P. Bracelin 1931-6-28 482 Shasta n. of bridge at n. end of town Redding (w. side of hwy.) 180 Comment
  UC483082  Salix scouleriana Frank W. Peirson 1932-7-12 10135 a Shasta n. slope Red Crater; 1000-Lake Basin 2011 Comment
  RSA401521B  Salvia columbariae Mark Flippo 1978-5-13 49 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  CAS-BOT-BC225196  Salvia sonomensis B. Ellyson; J. Hooke; D. Newman 1996-4-21 28 Shasta 2 miles down R. A-16 towards Redding from Hwy 36 731 Comment
  CAS-BOT-BC225197  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River 426 Comment
  CAS-BOT-BC225200  Salvia sonomensis L. E. Smith 1913-5-2 171 Shasta Kennet Comment
  HSC48456  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9667 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  RSA82399  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  UCSB12038  Salvia sonomensis Dearing, Hugh; Dearing, Margaret 1938-6-14 Shasta W. of Viola Comment
  SEINET10745847  Sambucus caerulea Andrew Townesmith 2012-9-4 Townesmith 2399 Shasta Along California route 44, at milepost 65 (Shasta County), 2.4 miles east of intersection with California route 89. 1446 Comment
  RSA99345  Sambucus caerulea F. W. Peirson 1932-7-13 10226 Shasta South of Big Meadow, Thousand-Lake Basin 2012 Comment
  CAS-BOT-BC238870  Sambucus nigra subsp. caerulea A. M. Vollmer; L. Beane 1953-7-1 110 Shasta Castle Creek Comment
  HSC27410  Sanguisorba minor D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19098 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  HSC49113  Sanicula bipinnata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9715 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC57340  Sanicula bipinnatifida C. Underwood 1987-4-13 15 Shasta 10 yds. s side of Oak Trail Rd, 1 1/4 mi. w of Dry Creek Rd, 8 mi. e of Redding. Comment
  UC69900  Sanicula bipinnatifida Milo S. Baker 1894-5-26 Shasta Goose Valley Comment
  CDA35760  Sanicula bipinnatifida J. R. Keck Jr. 1978-4-19 PDR# 330057 Shasta Bear Mountain in the Jones Valley area. Comment
  CHSC3978  Sanicula crassicaulis Sadie Gualtieri 1967-3-26 Shasta 1/5 mile W. Bear Creek on S. side Hiway 44 to Lassen Park from Redding, E. Comment
  CDA13108  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1996-6-11 13043 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Above west side of Bunchgrass Valley. Comment
  JEPS51511  Saponaria officinalis W. L. Jepson 1914-8-15 6183 Shasta Delta; sandbars of Sacramento River, Delta 396 Comment
  RSA768475  Saponaria officinalis Justin M. Wood 2010-9-2 2587 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
  CDA20010  Saponaria officinalis C. Pirosko 2002-8-1 PDR P 120229 Shasta Northern California; Vicinity of Burney. 0 Comment
  JEPS105129  Saxifraga ferruginea var. macounii Dean W. Taylor 1993-7-9 13806 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS47640  Saxifraga oregana W. L. Jepson 1927-6-22 12297 Shasta Lassen Peak, Hot Springs Valley Hot Springs Valley; Lassen Peak, Hot Springs Valley 1828 Comment
  UC532198  Saxifraga tolmiei Herbert F. Copeland 1931-8-9 Shasta Mount Lassen, near timber line Mount Lassen 2438 Comment
  SEINET7722874  Saxifraga tolmiei Unknown Shasta Lassen's Peak 2743 Comment
  POM313228  Schedonorus pratensis Calvin McMillan, Malcom A. Nobs 1949-6-15 783 Shasta Marsh at the junction of Pitt River and Hat Creek at Highway 299. Comment
  RSA92161  Schoenoplectus acutus var. occidentalis F. W. Peirson 1932-7-14 10109 Shasta West of Lake Eiler, Thousand Lake Basin 1951 Comment
  CAS-BOT-BC111082  Scirpus microcarpus Hans Leschke 1956-9-21 s.n. Shasta Manzanita Lake, Lassen Volcanic National Park 1781 Comment
  JEPS95276  Scleranthus annuus Vernon H. Oswald and L. Ahart 1994-4-27 6128 Shasta Bailey Cove Trail; Shasta Lake; McCloud River; T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.0 mi E (clockwise) of the trailhead 335 Comment
  SEINET7063013  Scleranthus annuus A. G. Vestal 1955-5-14 s.n. Shasta Salt Creek at Project City. UTM Zone 10, 554358mE, 4498085mN. (WGS84/NAD83). 180 Comment
  JEPS22673  Scleranthus annuus subsp. annuus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6311 Shasta plains along the Whitmore road 7 mi ne Millville (drainage of Basin Hollow Creek); drainage of Basin Hollow Creek 298 Comment
  JEPS90781  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-5-2 9594 Shasta 1.5 mi directly s of Estep (Oak Run Road just s of Tracy Creek, Upper Sacramento Valley); Upper Sacramento Valley, Oak Run Road 390 Comment
  CAS-BOT-BC240028  Scribneria bolanderi Lewis S. Rose 1954-4-26 54027 Shasta Just w. of Tower House 396 Comment
  CHSC93286  Scutellaria antirrhinoides R. Fischer 2005-7-15 542 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected at edge of woodland slope near western edge of Ya-She Pond, YPF. 1011 Comment
  UC1713588  Scutellaria antirrhinoides C. Epling June, 1938 Shasta Burney Spring Comment
  RSA82340  Scutellaria californica F. W. Peirson 1932-7-9 10283 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC419679  Scutellaria galericulata Malcom A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, ca. 3 miles north of McArthur Comment
  CAS-BOT-BC214251  Scutellaria nana G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2399 Shasta Slopes of Saddle Mt., west of Fall River Mills 1493 Comment
  UC584269  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2399 Shasta w of Fall River Mills (Saddle Mountain); Saddle Mountain 1310 Comment
  SBBG45099  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi E of Redding 152 Comment
  UC1713644  Scutellaria siphocampyloides C. Epling 1938-6-13 Shasta near Castle Creek Comment
  CHSC84064  Sedella pumila Lowell Ahart; John Dittes 2003-5-12 10145 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET13761434  Sedum obtusatum subsp. paradisum L. Linstrand III 2012-6-18 NSR- 13 Shasta Ridgeline above headwaters of Fall Creek, adjacent to Chappie-Shasta OHV Route #1 (FR 35N05). 1219 Comment
  CDA13036  Senecio aronicoides G. F. Hrusa, T. D. Wilfred 1996-6-1 12967 Shasta Lassen National Forest; USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  JEPS30374  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County line (State Highway 89) Comment
  RSA0012765  Senecio aronicoides P. H. Raven 1962-5-30 17904 Shasta State Highway 89 1.8 miles southeast of Siskiyou County line. Comment
  CAS-BOT-BC363639  Senecio fremontii var. occidentalis A. R. Kruckeberg 1954-8-5 3705 Shasta Along trail to Lassen Peak, from Helen Lake. Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC363641  Senecio fremontii var. occidentalis Lewis S. Rose 1945-9-7 45266 Shasta Bumpas Hot Springs 2529 Comment
  CAS-BOT-BC363642  Senecio fremontii var. occidentalis George W. Gillett 1953-8-13 320 Shasta Lassen Volcanic National Park. East slope of middle peak. Reading Peak 2545 Comment
  UC335850  Senecio fremontii var. occidentalis unknown Sept 1874 Shasta Lassen Peak Summit Comment
Read comments May 23 2013
  UC604412  Senecio fremontii var. occidentalis unknown 1922-1 Shasta Lassen Peak 2743 Comment
  CDA33358  Senecio hydrophilus Dale Woods 2010-7-1 Shasta Near juncture of Horr Pond and north shore of Eastman Lake. 0 Comment
  UCD135531  Senecio hydrophilus Malcolm A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Fall River at Glenburn. Comment
  UC831909  Senecio integerrimus var. exaltatus E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  HSC40183  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3141 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  CAS-BOT-BC333008  Senecio scorzonella Alice Eastwood 1912-8-22 1830 Shasta Trail from Morgans Springs, Lassen Butte Comment
  CHSC109729  Sesbania punicea B. Castro 2005-10-24 1531 Shasta Cascade Range Foothills. ca 0.7 mi E of I-5 on E shore of Churn Ck, ca ).6 mi N and E of the Sacramento R; just N of bridge and jcn of Churn Ck/Dersch Rd and Airport Rd. 131 Comment
  UCD92728  Setaria pumila Virginia E. Long 1933-9-1 225 A Shasta Anderson. Comment
  LA205919  Sidalcea asprella subsp. asprella C. L. Hitchcock; 1940-5-17 6448 Shasta 3 mi E of Redding 152 Comment
  SEINET7067181  Sidalcea celata A. G. Vestal 1947-5-2 s.n. Shasta About 4.4 miles east of Redding on Boyle Road. Coordinate datum: NAD27. Comment
  HSC46284  Sidalcea hartwegii Stephen Plant 1978-5-13 237 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  UC871459  Sidalcea hartwegii C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi e Redding; e of Redding 152 Comment
  OBI12319  Sidalcea hirsuta Robert F. Hoover 1968-5-28 11113 Shasta Redding Airport Comment
  UC1392807  Sidalcea hirsuta R. F. Hoover 1968-5-28 11113 Shasta Redding Airport Comment
  CDA35618  Sidalcea hirsuta J. R. Keck Jr. 1978-4-19 PDR# 330053 Shasta Jones Valley. 0 Comment
  UC726759  Sidalcea malviflora subsp. asprella A. A. Heller 1941-6-24 16186 Shasta between Burney and Fall River Mills (U.S. Highway #299, near junction with State Highway #89); btw Burney and Fall River Mills Comment
  SBBG15930  Sidalcea oregana D. Myrick 1961-6-22 330 Shasta Hwy 89, S of Burney Falls 914 Comment
  RSA166262  Sidalcea oregana subsp. oregana H. Dearing, M. Dearing 1939-6-30 3757 Shasta Shasta County: Callahan, Trinity Alps Road. 1220 Comment
  CHSC99260  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes 2008-6-19 14837 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  JEPS114488  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes 2008-6-19 14837 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  SJSU1597  Sidalcea oregana subsp. spicata C. W. Sharsmith 1954-6-25 6204 Shasta Viola 1341 Comment
  UC1543866  Sidalcea oregana subsp. spicata Harold and Virginia Bailey 1948-8-25 3046 Shasta nw of Summit Lake along Loop Highway (Lassen Volcanic National Park); , nw of Summit Lake 2011 Comment
  CAS-BOT-BC384458  Silene antirrhina Alice Eastwood 1912-7-24 1383 Shasta Castella Comment
  CHSC59136  Silene bernardina Vernon H. Oswald; Steve Mitchelson 1992-8-5 5147 Shasta Lassen Volcanic National Park. Ca. 0.1 mi N of the abandoned stone quarry on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.4 mi N of Lassen Hwy. 1926 Comment
  UC1036155  Silene bernardina George W. Gillett 1953-7-31 303 Shasta Noble Pass ne corner Lassen Volcanic National Park, Noble Pass (e margin of Chaos Jumbles, ne corner Lassen Volcanic National Park) 1859 Comment
  POM172666  Silene californica Franklin P. Nutting 1894-5-23 s.n. Shasta Cow Creek. Comment
  CHSC114586  Silene hookeri Samantha Mackey 1995-5-24 Shasta Shasta-Trinity National Forest. Harrison Gulch; upslope of Cottonwood Creek. 840 Comment
  HSC46980  Silene lemmonii Diane L. Reed 1978-5-13 114 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC725364  Silene lemmonii A. A. Heller 1940-5-28 15683 Shasta on U.S. Highway #299, 2 mi e Hatchet Summit; e of Hatchet Summit Comment
  UC852930  Silene occidentalis subsp. occidentalis Alice Eastwood Aug 22 1912-Aug 26 1912 1809 Shasta trail from Morgans Springs to Lassen Butte; trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC175044  Silene suksdorfii George W. Gillett 1953-8-27 353 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park 3108 Comment
  CAS-BOT-BC175046  Silene suksdorfii David W. Showers 1980-8-14 4405 dws Shasta On hill between Lassen Peak and Crescent Crater, Lassen Volcanic National Park 2590 Comment
  RSA768471  Smilax californica Justin M. Wood 2010-9-2 2581 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  SD104459  Smilax californica Reid Moran 1978-6-25 26107 Shasta bank of Little Roaring Creek 710 Comment
  SJSU554  Smilax californica G. Witherspoon 1940-6-25 2106 Shasta McArthur Burney Falls State Park Comment
  UCD139972  Smilax californica G. F. Hrusa 1992-5-1 10430 Shasta near Pit River Camp. Approximately 1 m. downstream from Pit 1 powerhouse. Comment
  JEPS109880  Smilax jamesii Dean W. Taylor 2005-6-28 19376 Shasta Goose Valley, hills 1 air mile west from the northwestern end of the valley, along margin of small perennial stream 1088 Comment
  CHSC89650  Solanum dulcamara R. Fischer; J. Marr 2004-8-14 356 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 at water edge of Horr Pond. 1008 Comment
  UC1191772  Solanum dulcamara Malcolm A. Nobs, Herbert L. Mason 1949-5-14 746 Shasta between Hat Creek and Pitt River Bridge (Highway 299) Comment
  CDA26375  Solanum nigrum Martyn 2008-10-2 PDR# 1361343 Shasta Palo Cedro, in irrigated pasture at 21650 Coloma Dr. 0 Comment
  CAS-BOT-BC35868  Solanum parishii S. B. Parish 1905-5-30 7899 Shasta 3 miles NE of Redding. Comment
  SEINET10697013 Image available Solanum parishii A. Arthur Heller 1905-5-30 Heller 7899 Shasta Near Redding. Comment
  UCR57898  Solidago californica R. D. Goeden, Don W. Ricker 1989-8-24 890824- 20 Shasta Lassen National Forest, forest road 26, c. 3 mi west of Hot Creek 1200 Comment
  CAS-BOT-BC365242  Solidago velutina subsp. californica Alice Eastwood 1912-7-24 1373 Shasta Castella Comment
  UC829908  Solidago velutina subsp. californica Alice Eastwood 1912-7-26 1455 Shasta Pitt Comment
  UC1999866  Solidago velutina subsp. californica J. C. Semple, B. Semple 1981-8-25 5708 Shasta HWY-44, E of Shingletown. Comment
  CAS-BOT-BC236516  Sorghum T. C. Fuller 1968-8-28 17539 Shasta Kimberley - Clark prop., just n. of the e. end of River Glen Road, w. bank of the Sacramento River, ca. 3 mi. e. of Anderson Comment
  CHSC107149  Sorghum halepense R. E. Brainerd 2009-7-21 1547 Shasta Interstate Highway 5 at the Castella interchange (Exit 724), northbound entrance ramp. UTM Zone 10 557546E 4555570N. 609 Comment
  UC318  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS111012  Spartium junceum J. K. Nelson 2004-4-13 2004 -16 Shasta Along County Road 5G12 to Bohemotash Mountain from Shasta Dam, west side of Shasta Lake; ca 15 miles NW of Redding. 792 Comment
Read comments Nov 30 2006
  CAS-BOT-BC149667  Spiraea douglasii Alice Eastwood 1912-6-29 889 Shasta Goose Valley Comment
  CAS-BOT-BC149673  Spiraea douglasii Catherine Best 1982-7-23 s.n. Shasta Castle Crags Comment
  RSA20153  Spiraea douglasii A. E. Alexander 1936-7-6 s.n. Shasta Mt. Lassen. Comment
  RSA69655  Spiranthes porrifolia Frank W. Peirson 1932-7-12 10133 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  UC416583  Stachys ajugoides var. ajugoides Milo S. Baker 1898-7-6 426 Shasta Stevens Comment
  CAS-BOT-BC391205  Stellaria longipes subsp. longipes George W. Gillett 1957-7-24 899 Shasta Lassen Volcanic National Park. Cameron Meadow 1950 Comment
  UC711936  Stellaria longipes var. longipes Roxana S. Ferris and Laura Lorraine 1941-8-10 10466 Shasta near Summit Lake; Lassen National Park 2042 Comment
  UC1558249  Stellaria umbellata Harold and Virginia Bailey 1948-8-25 3027 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  OBI65255  Stephanomeria lactucina David J. Keil 2004-7-10 30320 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  RSA95227  Stephanomeria lactucina F. W. Peirson 1932-7-16 10229 Shasta Along trail below camp and Thousand-Lake Basin. 1951 Comment
  UC1037275  Stephanomeria tenuifolia Leo Whitney 1934-7-11 1759 Shasta 13 mi n Lassen Peak (s side of Logan Mountain); Lassen National Forest, Logan Mountain 1981 Comment
  UC92328  Stephanomeria tenuifolia Mrs. R. M. Austin Aug 1896 Shasta Lassen Peak Comment
  UC1553582  Streptanthus drepanoides E. Dean 1988-7-8 95 Shasta along s side of rd. 29N68 w Regan Mdw (0.2 mi e of jct with 29N15); Brushy Mtn. 1493 Comment
  UC1736543  Streptanthus drepanoides Dean W. Taylor 1993-6-16 13663 Shasta Platina Road, ca. 6 miles West of Ono, ca. 4 miles E of Bully Choop Road, 365 Comment
  UC1292642  Streptanthus tortuosus Frank W. Gould 1938-6-27 472 Shasta 3 mi n town of Mt. Shasta 1082 Comment
  UC1553583  Streptanthus tortuosus E. Dean 1988-7-11 115 Shasta Castle Dome and trail up to Castle Dome Castle Crags 1432 Comment
  UC1601619  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird Comment
  UCD116305  Streptanthus tortuosus Robert E. Preston 1984-6-20 465 Shasta O'Brien exit, I-5. 460 Comment
  RSA125297  Streptanthus tortuosus P. H. Raven, Otto T. Solbrig 1958-6-16 13230 Shasta O Brien, Shasta Lake. Comment
  SEINET3820609 Image available Styrax californicus Lewis S. Rose 1934-4-21 34238 Shasta Lamoine. 380 Comment
  CHSC63091  Styrax officinalis var. redivivus Vernon H. Oswald; Lowell Ahart 1994-4-27 6146 Shasta Waters Gulch Trail 0.25 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 381 Comment
  JEPS32509  Styrax officinalis var. redivivus J. W. Blankinship 1911-5-3 Shasta Redding Comment
  UC70344  Styrax officinalis var. redivivus Milo S. Baker 1900-4-30 Shasta near Toll House Cow Creek Canyon Comment
  CAS-BOT-BC383115  Styrax redivivus Andrew Townesmith; Karen M. Meyer 2007-7-24 850 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CAS-BOT-BC64511  Styrax redivivus John Thomas Howell 1954-4-26 29185 Shasta 3 mi. w. of Whiskeytown. Comment
  CAS-BOT-BC64513  Styrax redivivus L. S. Smith 1912-7-1 s.n. Shasta Kennet. Comment
  CAS-BOT-BC64514  Styrax redivivus L. E. Smith 1913-5-2 168 Shasta Kennet. Comment
  CAS-BOT-BC64547  Styrax redivivus A. A. Heller 1920-8-4 13498 Shasta Pit River bridge on the State Highway. Comment
  CAS-BOT-BC64548  Styrax redivivus James R. Shevock 1992-5-8 12128 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just s. of Shasta-Trinity National Forest. 548 Comment
  CAS-BOT-BC64550  Styrax redivivus Marcus E. Jones 1931-7-16 29078 Shasta Pitt River bridge. Comment
  HSC42128  Styrax redivivus S. Saufferer 1973-5-6 141 Shasta 3 mi. E of Whiskeytown Comment
  HSC84322  Styrax redivivus J. P. Smith, Thomas W. Nelson 1982-5-15 10432 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  RSA564130  Styrax redivivus Peter Fritsch 1993-6-19 1352 Shasta 1.1 miles east of Ingot, north side of US 299. 396 Comment
  UCD147025  Styrax redivivus Robert E. Preston 2012-5-5 2871 Shasta 1.4 mi E of Igo, along Cloverdale Trail, at Clear Creek overlook. 268 Comment
  RSA95581  Styrax redivivus L. S. Rose 1954-4-25 54029 Shasta 3 mi W of Whiskeytown (Schilling). 366 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
  UC1123443  Swertia albicaulis var. nitida H. R. Josephson 1933-6-22 25 Shasta Whiskey Creek Weaverville Quad. 548 Comment
  HSC23077  Swertia albicaulis var. nitida Richard Spjut 1971-5-30 1934 Shasta Along Upper Salt Creek Rd., 18 mi. N of Redding Comment
  JEPS13759  Swertia albicaulis var. nitida Frank W. Gould 1939-5-26 738 Shasta 17 mi n Redding 457 Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 Comment
  CAS-BOT-BC234773  Symphoricarpos mollis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CHSC9471  Symphoricarpos mollis G. Strausbaugh 1970-6-21 107 Shasta Ca. 4.3 mi. S from U.S. Hwy. 299W 19.5 mi. E Douglas city. 1219 Comment
  UC892665  Symphyotrichum ascendens E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC98968  Symphyotrichum foliaceum var. parryi C. Huff 1931-8-15 2656 Shasta Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC98470  Symphyotrichum spathulatum John Thomas Howell 1934-7-4 12412 Shasta 3 miles sw. of Fall River Mills Comment
  CAS-BOT-BC98469  Symphyotrichum spathulatum F. J. Hermann 1931-8-2 2632 Shasta Edge of wees in mountain meadow east of Reflection Lake, Chaos Jumbles - Lassen Volcanic National Park 1767 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
  OBI65273  Symphyotrichum spathulatum var. yosemitanum David J. Keil 2004-7-10 30323 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 36.386'N x 121 deg. 31.381'W 1577 Comment
  UCD37468  Taeniatherum caput-medusae Beecher Crampton 1960-6-17 5676 Shasta Shasta County, 1 mile northwest of McArthur. 1066 Comment
  CDA10984  Taraxia tanacetifolia G. F. Hrusa 1991-6-26 8476 Shasta Pit River Drainage; approx 1 mile N or MacArthur immediately S of MacArthur Swamp. Comment
  POM347048  Taxus brevifolia Lyman Benson 1930-7-19 2228 Shasta Bank of Hatchet Creek, east of Round Mountain, north Sierra Nevada 1220 Comment
  RSA1865  Taxus brevifolia C. B. Wolf 1930-10-14 1004 Shasta Along Hatchet Creek west of Barney Mtn. summit on Redding to Alturas highway. 915 Comment
  RSA246607  Taxus brevifolia Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42380 Shasta Shasta National Forest: along Castle Creek about 1 mile west of Castle Crags State Park. Comment
  UCSB16365  Taxus brevifolia Haller, John 1962-6-6 Shasta Hatchett Creek, 13 miles west of Burney via U.S. Highway 299 1066 Comment
  UCSB62925  Taxus brevifolia Sarr, Dan 1995-11-4 Shasta Swan Creek Canyon 600 Comment
  POM260741  Thermopsis californica var. argentata Alice Eastwood, J. T. Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  UC866574  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UC73215  Thermopsis gracilis Misses Jones and Alexander Shasta Comment
  CHSC9188  Thysanocarpus curvipes G. Strausbaugh 1970-3-29 24 Shasta W side Whiskeytown Hwy. opposite Whiskeytown Marina and ca. 15 ft. above rd. 381 Comment
  HSC64051  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer 1973-4-14 6082 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CHSC32711  Thysanocarpus curvipes var. curvipes Diane Reed 1978-5-13 92 Shasta Gorge Road (Forest Service Road 1S02). 975 Comment
  SJSU6782  Tonella tenella J. L. Barnes 1976-4-13 Shasta between Gilman Rd & McCloud R Estuary of Shasta L Reservoir 304 Comment
  JEPS120211  Torilis arvensis Julie Kierstead Nelson 2012-5-12 2012 -19 Shasta Upper Sacramento River canyon; Dog Creek near confluence with Sacramento River Comment
  UC584278  Tragopogon pratensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2412 Shasta Burney 1060 Comment
  CHSC107109  Tribulus terrestris R. E. Brainerd 2009-7-21 1548 Shasta Interstate Highway 5 at the Castella interchange (Exit 724), northbound entrance ramp. UTM Zone 10 557546E 4555570N. 609 Comment
  CHSC86951  Trichostema oblongum L. P. Janeway 2001-6-21 7210 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  UC217594  Trichostema oblongum Mrs. R. M. Austin Aug 1896 423 Shasta Warner Valley. Lassens Peak. 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
  HSC85957  Trifolium bifidum J. P. Smith, J. O. Sawyer 1982-5-9 10401 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  CHSC84111  Trifolium bifidum var. decipiens Lowell Ahart; John Dittes 2003-5-12 10147 Shasta About 100 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  UC485384  Trifolium bifidum var. decipiens Franklin P. Nutting 1896-5-22 Shasta Morley's Station Comment
  UC631015  Trifolium bifidum var. decipiens A. A. Heller 1915-5-4 11867 Shasta near Durham; Sacramento Valley Comment
  HSC49850  Trifolium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9814 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  CHSC9290  Trifolium dubium G. Strausbaugh 1970-5-24 64 Shasta Beside seepage stream below cutbank w side of boat launching ramp at Whiskey Creek Marina. 370 Comment
  JEPS65890 Image available Trifolium fucatum J. W. Blankinship 1911-4-11 Shasta Redding Comment
  UC54383  Trifolium kingii var. productum H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4317 Shasta Canadian Zone of the s side Mount Lassen 2286 Comment
  UC165504  Trifolium microcephalum Milo S. Baker 18 Shasta Redding Comment
  SBBG21862  Trifolium monanthum D. Myrick 1964-7-23 924 Shasta Hat Lake 1965 Comment
  UC866904  Trifolium monanthum var. monanthum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 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
  CHSC99256  Trifolium pratense Lowell Ahart; John Dittes 2008-6-19 14835 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
  SD104458  Trifolium pratense Reid Moran 1978-6-25 26114 Shasta Little Roaring Creek. 710 Comment
  JEPS66065  Trifolium repens Milo S. Baker 1893-5-16 Shasta Goose Valley Comment
  UC165541  Trifolium variegatum var. variegatum Milo S. Baker 1896-5-22 Shasta Morley's Station Comment
  CDA28305  Trifolium willdenovii T. C. Fuller 1976-5-5 20134 Shasta South side of Eureka Way (Highway 299) opposite Sunset Drive, west limits of Redding. 0 Comment
  UCD33949  Trifolium willdenovii Beecher Crampton 1975-5-3 9186 Shasta Shasta Lake, Squaw Creek, Monday flat. Comment
  UC54384  Trifolium wormskioldii H. M. Hall and E. B. Babcock 1903-6-20 4187 Shasta Fall River Springs Sierra Nevada Mtns 1066 Comment
  CHSC84061  Triglochin scilloides Lowell Ahart; John Dittes 2003-5-12 10172 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
  UC54196  Trillium albidum H. M. Hall and E. B. Babcock 1903-6-25 4285 Shasta N. Fork Battle Creek Sierra Neavda Mts., N. Fork Battle Creek Comment
  CAS-BOT-BC520831  Trillium albidum Annie M. Alexander; Louise Kellogg 1949-7-7 5783 Shasta Harrison Gulch, Middle Fork of Cottonwood Creek, road to Whote Rock Ranger Station, off of State Highway 29 807 Comment
  CAS-BOT-BC520832  Trillium albidum Alice Eastwood 1912-6-29 879 Shasta Shasta Comment
  HSC45308  Triphysaria eriantha subsp. eriantha Diane L. Reed 1978-5-13 85 Shasta Beegum Gorge Rd. and Hwy. 36, 0.5 mi. E of Platina 762 Comment
  HSC72394  Triphysaria eriantha subsp. eriantha J. P. Smith 1972-3-19 5077 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  JEPS28308  Trisetum canescens George W. Gillett 1957-7-5 658 Shasta Manzanita Lake area Lassen Volcanic National Park (near trail between employees area and museum) 1798 Comment
  UCD93587  Trisetum canescens Freed W. Hoffman 1946-6-5 1706 Shasta Burney Park. Comment
  CAS-BOT-BC200260  Trisetum spicatum Lewis S. Rose 1945-9-4 45249 Shasta Summit Lassen Peak Highway 2590 Comment
  UC1738784  Trisetum spicatum Dean W. Taylor 1975-8-24 5388 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2606 Comment
  CAS-BOT-BC521258  Triteleia bridgesii Mark Bransom; Daniel Brown; Ron Hildebrant; Nina Meiselman 1986-5-11 100 Shasta 14 miles southwest of Ono on County Road A16 Comment
  JEPS64210  Triteleia hyacinthina J. W. Blankinship 1911-4-16 Shasta Olinda Comment
  UC634758  Triteleia hyacinthina D. Tebbe 1930-3-27 56 Shasta near Redding Comment
  HSC29995  Triteleia ixioides subsp. anilina D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19132 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  SD237257  Triteleia ixioides subsp. anilina G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14941 Shasta Southern Cascade Range: Alvord Road, .2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown. 938