Search Results — 2000 specimen records retrieved (1412 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR125191  Abies magnifica George W. Gillett 1957-9-11 1142 Shasta Lassen Volcanic National Park, Manzanita Lake area, Chaos Jumbles near west slope of Table Mountain 1799 Comment
  CAS-BOT-BC78100  Abies magnifica Elizabeth McClintock 1957-7-28 s.n. Shasta Lassen National Park; Between southern boundary of Park and south checking station Comment
  CAS-BOT-BC330596  Acer circinatum W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag near Mt. Shasta Comment
  CHSC4090  Acer circinatum Judy Potter 1967-5-18 302 Shasta near Sacramento River, Sweetbriar, Shasta Co., Calif. 6 mi. S. Dunsmuir, US99. 548 Comment
  JEPS105464  Acer circinatum Dean W. Taylor 1995-7-2 15212 Shasta Goose Valley; about 4 air miles northwest of Burney; Shasta-Trinity National Forest; western margin of the valley 944 Comment
  UC1171586  Acer circinatum P. L. Johannsen 1932-5-26 85 Shasta near mouth of Bailey Creek Redding Quad., nr mouth of Bailey Creek 243 Comment
  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-BC330591  Acer circinatum C. R. Quick 1953-8-2 53 -91 Shasta NE of Montgomery Creek 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
  CAS-BOT-BC330614  Acer circinatum William A. Dayton 1913-8-25 17513 Shasta Shasta forest, Screwdriver Creek, Summit Lake Range 1524 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
  SEINET12766389  Acer macrophyllum J. P. Smith, J. O. Sawyer 1973-4-14 6089 Shasta 3.8 miles east of Buckhorn Summit on S.R. 229.; 0 640 Comment
  JEPS28533  Achillea millefolium George W. Gillett 1957-7-3 651 Shasta (meadows near road crossing) Badger Flat; Lassen Volcanic National Park 1905 Comment
  UCD50592  Achnatherum lemmonii A. A. Heller 1914-8-25 s.n. Shasta Pacific Highway 15 miles south of Delta on a stony slope supporting a scattered growth of yellow pine. Shasta County. 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-BC216903  Achnatherum occidentale John Thomas Howell 1960-8-22 36339 Shasta Manzanita Lake 1783 Comment
  UC768840  Achnatherum occidentale subsp. californicum R. F. Hoover 1940-9-21 4608 Shasta Lassen Peak, se flank Lassen Peak Comment
  UCD55545  Achnatherum occidentale subsp. californicum Al Franklin 1987-7-9 87 28 Shasta pass NW of Lost Creek Campground. NW corner of Lassen National Park. 1859 Comment
Read comments
Aug 3 2015
  CDA10988  Achnatherum occidentale subsp. pubescens G. F. Hrusa 1991-6-27 8480 Shasta Pit River Drainage; Flats above Pit River on S bank. approx. 1.5 miles W of Powerhouse #1. Comment
  UCD51196  Achnatherum occidentale subsp. pubescens R. Tofsrud 1947-7-1 242 Shasta 4 mi. S. of Junction of 299 and 89. Comment
  SEINET3450924  Achyrachaena mollis Lowell Ahart, John Dittes 2003-5-12 10130 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 350 yards south of the barn 260 Comment
  CHSC66331  Acmispon brachycarpus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7904 Shasta Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Plantina. HighNorth Coast Ranges. 944 Comment
  HSC22038  Acmispon grandiflorus Richard Spjut 1971-5-14 1884 Shasta Turn Table Rd., 1.25 mi. N of Bridge Bay turn off at Shasta Lake Comment
  JEPS128726  Acmispon nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21399 Shasta Extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC203625  Aconitum columbianum A. A. Heller 1914-8-28 11724 Shasta e. side Mt. Eddy 1310 Comment
  CAS-BOT-BC391493  Aconitum columbianum subsp. columbianum Lena E. Bowley 1911-7-1 s.n. Shasta Shasta Springs Comment
  UC54125  Adenocaulon bicolor H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4284 Shasta North Fork Battle Creek; Mount Lassen, Battle Creek 1219 Comment
  RSA246595  Adiantum aleuticum R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42394 Shasta Shasta National Forest, along Castle Creek, 1 mile west of Castle Crags State Park. 762 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
  JEPS123342  Adiantum shastense Kevin Heidel 2015-3-17 8 Shasta East of Squaw Valley Creek footbridge off Pacific Crest Trail, Forest Road 39N21, approximately 4 miles. Girard Ridge 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
  UC2030517  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 159 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope Comment
  UC2036951  Adiantum shastense Dean Wm. Taylor with R. Falscheer, L. Lindstrand 2014-9-16 21512 Shasta McCandless Gulch (Highway 299 ca. 5 miles E of Ingot and ca. 30 miles E of Redding), along McCandless Gulch road, on a logging spur arterial thereto ca. 1 mile up from the highway Comment
  CHSC118212  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, southeast of Sugarloaf Creek. UTM 10T 0547918E/4521385N. 487 Comment
  CHSC118213  Adiantum shastense Len Lindstrand III 2015-6-24 21243 Shasta Reynolds Creek, near confluence with Shasta Lake. UTM 10T 050998E/4513017N 329 Comment
  CHSC118402  Adiantum shastense Len Lindstrand III 2015-5-7 21234 Shasta Road to Sugarloaf Mountain, approximately 1.0 mile southwest of Lakeshore. UTM 10T 0550132E/4526003N 762 Comment
  CHSC118403  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. UTM 10T 0546689E/4522654N 365 Comment
  CHSC118634  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes SW of North Gray Rock/Shasta Caverns and N of Marble Creek; eastern Klamath ranges. UTM Zone 10T, NAD83 560060m E, 4515673m N. 365 Comment
  RSA0051324  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek Inlet, Shasta Lake, approximately 1.8 mi. west of Sugarloaf. 365 Comment
  HSC99936  Aegilops cylindrica J. P. Smith, & J. O. Sawyer 2011-6-15 13221 Shasta Roadside ditch near Glenburn Church, at the junction of A19 and A20 1017 Comment
  CHSC112152  Aegilops triuncialis Dean Wm. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher. 762 Comment
  UCD136659  Aesculus californica Mark Flippo; Advanced Plant Taxonomy Class-1978 1978-5-13 46 Shasta Beegum Gorge Road (Forest Service Road 1S02). 975 Comment
  UCLA72471  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  UCLA85881  Agastache parvifolia O. H. Kappler 1949-7-27 1988 Shasta n slope Mt. Lassen (Lassen National Park); Lasen National Park, n slope Mt. Lassen 1524 Comment
  HSC68919  Agastache parvifolia Gary Schoolcraft 1979-7-4 Shasta Near Subway Cave parking lot 1311 Comment
  RSA34827  Agastache parvifolia Roxana S. Ferris, Laura Lorraine 1941-8-10 10482 Shasta In lava rock, Hwy 89 betw Lassen National Park boundary and Old Station. 5.5 miles S of Old Station Comment
  UC1506460  Agastache urticifolia J. E. Vogelmann 1980-7-28 56 Shasta on Route 89, 7.8 mi n Lassen Volcanic Park boundary (Lassen National Forest); , n of Lassen Volcanic Park boundary Comment
  CHSC43606  Ageratina occidentalis Vernon Oswald 1986-8-20 2285 Shasta Lassen Hwy on the E side of Diamond Peak, Lassen Volcanic National Park. 2225 Comment
  CHSC105564  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-1 Shasta Southeast slopes of Tamarack Mountain on metasedimentary rock outcrops and cliffs. UTM NAD 83 Zone 10N; 0578699E, 4548000N. 1493 Comment
  JEPS89528 Image available Ageratina shastensis G. L. Stebbins Jr. and F. Ehrendorfer 1959-6-30 5968 Shasta 25 airline mi ne of Redding (1 mi e of Squaw Creek, on Flat Creek Road, about 300 ft above the road); Flat Creek Road Comment
  CAS-BOT-BC15441  Agoseris grandiflora var. grandiflora Alice Eastwood; John Thomas Howell 1940-6-11 7926 Shasta Near Fall River Mills Comment
  HSC48421  Agoseris heterophylla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9860 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC46146  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Anderson's Comment
  JEPS66556  Agoseris heterophylla var. heterophylla R. F. Hoover 1936-5-22 1194 Shasta 3 mi e Redding Comment
  UC76009  Agoseris heterophylla var. heterophylla Milo S. Baker 1898-7-8 331 Shasta near Oak Run Comment
  CAS-BOT-BC13330  Agoseris retrorsa Alice Eastwood; J. T. Howell 1934-4-21 1831 Shasta Baird Comment
  HSC46281  Agoseris retrorsa Kathy Chin 1978-5-13 71 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CAS-BOT-BC139583  Agrostis gigantea A. A. Beetle 1941-6-30 2845 Shasta Lassen National Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. Comment
  SBBG115777  Agrostis idahoensis B. Crampton 1964-8-26 7175 Shasta Emerald Lake 2438 Comment
  CAS-BOT-BC139351  Agrostis idahoensis George W. Gillett 1957-8-2 960 Shasta Lassen Volcanic National Park. 0.25 mile below Summit Lake and 100 yards south of Corral Meadows trail. 2026 Comment
  UC1543771  Agrostis perennans Harold and Virginia Bailey 1948-8-27 2907 Shasta near Badger Flat Road crossing; Lassen Volcanic National Park, Hat Creek 1920 Comment
  JEPS28270  Agrostis scabra George W. Gillett 1957-8-4 970 Shasta near Lily Pond; Lassen Volcanic National Park, Manzanita Lake Area 1783 Comment
  CAS-BOT-BC138488  Agrostis variabilis Lewis S. Rose 1945-9-4 45254 Shasta Kings Creek Falls. 2164 Comment
  UC711907  Agrostis variabilis Roxana S. Ferris and Laura Lorraine 1941-8-10 10453 Shasta upper meadows Kings Creek; Lassen National Park, upper meadows Kings Creek 2240 Comment
  UCD53771  Agrostis variabilis A. A. Heller 1942-9-7 16534 Shasta Northern end of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  JEPS68422  Aira caryophyllea J. W. Blankinship 1911-4-21 Shasta Reading; <=Redding> Comment
  JEPS68424  Aira caryophyllea J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UC1784165  Allium Harold and Virginia Bailey 1948-8-27 2884 b Shasta Lassen Volcanic National Park, Badger Flat 1920 Comment
  SEINET3883730  Allium acuminatum D. W. McNeal 1980-6-6 2367 Shasta Beside Hwy. #89, 9.9 mi. NW of the jct. of Hwy. #299.; 0 Comment
  JEPS47571  Allium amplectens J. W. Blankinship 1911-4-21 5 Shasta Redding Comment
  JEPS56353  Allium amplectens J. W. Blankinship 1911-5-3 116 Shasta Middle Creek, Redding Redding, Middle Creek Comment
  CAS-BOT-BC462363  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-21 1838 Shasta 5 miles N of Redding Comment
  UC843239  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-24 6570 Shasta ca. 20 mi w Fall River Mills (on hat Creek); Hat Creek Comment
  JEPS101215  Allium cratericola Dean W. Taylor 1993-6-16 13681 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  UC158494  Allium falcifolium Dean W. Taylor 1988-6-24 8988 Shasta summit of Grizzly Peak Pit River Watershed, Big Bend 15' Quad.[677B], Grizzly Peak 1905 Comment
  RSA70253  Allium obtusum var. obtusum F. W. Peirson 1926-6-23 6839 Shasta Lassen National Park. Central to upper portion of trail to summit of Lassen Peak. Comment
  CAS-BOT-BC475453  Allium serra A. A. Heller 1905-5-26 7861 Shasta Near Redding Comment
  SEINET10471998  Allium siskiyouense Mary Susan Taylor 1980-6-25 Taylor 2963 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  NY334878  Allocarya cervina A. A. Heller 1905-5-29 7891 Shasta Near Redding Comment
  SEINET10546853  Allophyllum Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5498 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  CHSC66336  Allophyllum gilioides subsp. violaceum V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer. 1996-7-1 7907 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. Roadside opening. 944 Comment
  JEPS58632  Alnus incana subsp. tenuifolia Milo S. Baker 1893-6 Shasta Comment
  JEPS58634  Alnus incana subsp. tenuifolia W. L. Jepson 1929-9-28 15293 Shasta Manzanita Lake Lassen Peak (living stream) 1828 Comment
  UCD109972  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-22 36323 Shasta Lassen Volcanic National Park, Manzanita Lake. 1783 Comment
  UCD109974  Alnus incana subsp. tenuifolia G. F. Hrusa; T. D. Wilfred 1996-6-10 12976 Shasta On bank of Hat Creek approximately 400 meters downstream from Big Spring. 1422 Comment
  CAS-BOT-BC169635  Alnus rhombifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Crteek Range Station 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
  UC1755041  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
  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
  SJSU11274  Alopecurus pratensis S. H. Casey 1980-6-21 1167 Shasta pond by state route A19, 3 mi W of McArthur, NW Shasta County Comment
  JEPS90117  Alyssum alyssoides Dean Wm. Taylor with Robert A. Price 1988-6-1 9698 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299, Pit River Watershed, Burney Valley Burney; Pit River Watershed, Burney Valley 944 Comment
Read comments
Dec 11 2008
  CHSC99766  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart; John Dittes 2008-6-19 14845 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
  RSA55273  Amelanchier pallida Rogers McVaugh 1941-8-4 6241 Shasta 10 miles W of Burney, Sahsta County Comment
  UC1127754 Image available Amelanchier utahensis H. R. Josephson 1933-5-26 6 Shasta 1.5 mi up Sugarloaf Creek; Redding Quad. 304 Comment
  RSA297006  Amorpha californica A. E. Wieslander 1929-9-9 s.n. Shasta Near Montgomery Creek 30 miles from Redding on Alturas Highway. Comment
  JEPS104269  Anchusa officinalis Lowell Ahart 2003-5-12 10127 Shasta Rd margin, on the south side of Ash Creek Rd, 500 feet south of Ash Creek, 2.0 mi (air) ne of confluence of the Sacramento River and Ash Creek, ca 7 mi (air) east-southeast of Anderson. 128 Comment
  JEPS22680  Anchusa officinalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6319 Shasta ca. 5.5 mi. e. Cottonwood (2 3/4 mi. n.e. of Balls Ferry, roadside in canyon of Ash Creek); Ash Creek canyon 143 Comment
  CHSC88747  Ancistrocarphus filagineus R. Fischer; J. Marr 2004-5-24 262 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on the upper roadbed of Spattercone Trail. 1054 Comment
  UCD56082  Andropogon virginicus R. Tofsrud 1948-10-1 s.n. Shasta about 2 mi. south of Redding. Comment
  UC118856  Anemone drummondii H. E. Brown May 15 1897-May 28 1897 Shasta near Pit R. Ferry 213 Comment
  CHSC3457  Anemone oregana Judy Potter 1966-4-2 Shasta Robinson's yard Sweetbrier. 1 mile south Castella US 99. 548 Comment
  RSA0089870  Angelica arguta Dean Wm. Taylor 2015-6-18 21555 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CDA38199  Angelica arguta T. C. Fuller 1958-7-8 2052 Shasta 5 miles west of Burney, Hatchet Mountain, east of summit. 0 Comment
  HSC71478  Angelica californica J. M. DiTomaso 1980-8-26 1925 Shasta 0.5 mi W of turn-off to Big Bend on Hwy 299 to Alturas 930 Comment
  RSA77498  Angelica californica F. W. Peirson 1932-7-17 10334 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  SEINET10473430  Antennaria Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5486 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
  CHSC96195  Antennaria argentea R. Fischer 2006-5-14 969 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a dry grassy slope just ne of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  SBBG16033  Antennaria corymbosa D. Myrick 1961-6-23 337 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  JEPS3308  Antennaria geyeri George Gillett 1952-8-25 227 Shasta near trail between Tent City and Park Museum Chaos Jumbles; Lassen Volcanic National Park 1798 Comment
  OBI65428  Antennaria geyeri David J. Keil 2004-7-10 30322 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
  RSA529953  Antennaria umbrinella D. W. Taylor, Ingrid Olmsted 1975-8-24 5393 Shasta Lassen Nat'l Forest: Thousand lakes Wilderness, vicinity of Magee Peak 2530 Comment
  CHSC2119  Anthoxanthum odoratum H. Silberman; D. Isaac 1949-4-26 Shasta 1 mi. E. Keswick Dam 167 Comment
  CHSC92975  Anthriscus caucalis R. Fischer 2005-5-19 480 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At camp 8 just north of Horr Pond. 1011 Comment
  UC1736304  Antirrhinum cornutum Dean W. Taylor 1993-6-16 13664 Shasta Bully Choop Road, ca. 1.3 miles N of Junction with A16 (Paskenta Road) 731 Comment
Read comments
Apr 20 2006
  RSA0009190  Antirrhinum cornutum R. C. Bacigalupi 1934-5-28 2389 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  UC444966  Antirrhinum cornutum Milo S. Baker 1898-7-5 255 Shasta near Carpenter's Comment
  UCD67683  Apocynum androsaemifolium D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. 1700 Comment
  RSA260190  Aquilegia formosa var. truncata C. L. Hitchcock 1940-5-20 6485 Shasta 25 miles east of Redding. Comment
  SEINET10334898 Image available Aquilegia formosa var. truncata H. E. Brown 1897-1 Shasta near Pit River Ferry Comment
  CDA24650  Arabis glabra var. glabra F. Stewart 1960-5-25 Shasta Redding. 0 Comment
  CDA24654  Arabis holboellii var. pinetorum Sterling O. Mattoon 1970-5-31 Shasta Red Mountain Summit, north of Big Bend. 0 Comment
  SEINET10448421  Arabis holboellii var. pinetorum Mary Susan Taylor 1980-6-25 Taylor 2971 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  RSA66230  Arabis suffrutescens F. W. Peirson 1932-7-11 10151 Shasta Forest floor of the interlake region. Thousand-lake Basin. 1951 Comment
  CHSC110787  Arceuthobium abietinum subsp. wiensii Dean Wm. Taylor 2012-8-22 21304 Shasta Trinity Mountains; westerly flank Chicken Hawk Hill along Forest Road 38N21 just south of the crossing of Slate Creek. 1706 Comment
  CAS-BOT-BC407702  Arceuthobium americanum John Thomas Howell 1960-8-22 36405 Shasta Pond N of Summit Lake 2042 Comment
  UC1078856  Arceuthobium campylopodum Job Kuijt 1957-5-21 1364 Shasta 1.5 mi e Viola Comment
Read comments
Apr 25 2007
  UC1078859  Arceuthobium douglasii Job Kuijt 1957-5-22 1367 Shasta Hwy 89 at Pondosa junction Comment
  CAS-BOT-BC410147  Arceuthobium occidentale Wm. Anderson 1949-3-26 s.n. Shasta Black Butte Comment
  UCR52386  Arctostaphylos canescens Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 69 Shasta Basin Gulch Campground 1000 Comment
  SEINET11987150  Arctostaphylos canescens subsp. malloryi J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Iron Mountain Comment
  UCD50651  Arctostaphylos malloryi James I. Mallory 1968-8-18 339 Shasta County of Shasta. Comment
  CAS-BOT-BC38888  Arctostaphylos manzanita subsp. manzanita Ruth Garrecht 1922-4-3 s.n. Shasta Redding 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
  UC1182195  Arctostaphylos manzanita subsp. wieslanderi B. F. Smith 1960-2-11 6 Shasta V-Plot V-1 Quad 33B2 350 Comment
  UCD52085  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major, Jim Mallory, and Roman Gankin 1962-3-15 345 Shasta Junction Ash Creek and road from hwy. 44 to Darrah Springs; in eastern Shasta County. 603 Comment
  CAS-BOT-BC38650  Arctostaphylos manzanita subsp. wieslanderi C. Hart Merriam 1919-10-18 s.n. Shasta Redding - 1.5 miles north on NE side of Sacramento River Comment
  SEINET11988272  Arctostaphylos manzanita subsp. wieslanderi J. Mallory, Powell, B.; Major, J.; Gankin, R. 1962-1 347 Shasta 0.5 mi S of Hwy 44 on Darrah Springs Rd, in vicinity of Shingletown Comment
  SEINET11988280  Arctostaphylos manzanita subsp. wieslanderi Unknown 1962-1 346 Shasta 0.5 mi S of Hwy 44 on Darrah Springs Rd Comment
  CAS-BOT-BC465583  Arctostaphylos patula Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -024 Shasta Summit of Minnesota Mountain, eastern Klamath Range, E of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms 1293 Comment
  CDA12153  Arctostaphylos patula G. F. Hrusa 1989-4-1 5903 Shasta North Coast Ranges; Hwy 36 very near Tehama/Shasta County line. Comment
  CHSC9293  Arctostaphylos patula G. Strausbaugh 1970-3-22 14 Shasta Ca. 25 yds. W of Whiskeytown Hwy. where Whiskey Creek inlets to lake and ca. 10 ft. above water on W bank of Whiskey Creek. 371 Comment
  RSA148812  Arctostaphylos patula I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16542 Shasta Along Calif. Highway 44, 2 mi. W of Lassen National Park. Comment
  RSA388863  Arctostaphylos patula Robin Jennings 1975-5-11 27 Shasta 18 miles south of McCloud on road around McCloud Lake. 915 Comment
  UC2062563  Arctostaphylos patula Belinda Lo with Kellie Eldridge 2017-8-17 370 Shasta SHASTA COUNTY: Shasta-Trinity National Forest, southeast of Goat Camp and just east of road U29N28E. Comment
  UCD53301  Arctostaphylos patula G. F. Hrusa 1996-5-2 12881 Shasta Lassen National Forest. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1475 Comment
  UCD53439  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1967-10-23 1144 Shasta Ca. 100 yds. north of state route 299 on dirt road; 3.2 road miles east of Buckhorn summit. Comment
  SEINET11990944  Arctostaphylos patula W. Knight, Knight, I. 1983-1 4891 Shasta Bridge Campground in Lassen National Forest on Hat Creek 1219 Comment
  CHSC33079  Arctostaphylos patula subsp. patula J. P. Smith; J. O. Sawyer 1975-6-23 8316 Shasta Slopes of Buckhorn Bally 3.5 miles south of State Route 299 at Buckhorn Summit on road to Bully Choop. 1524 Comment
  UCD52449  Arctostaphylos viscida Beecher Crampton 1975-5-3 9184 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  CDA38845  Arctostaphylos viscida J. R. Keck Jr. 1978-3-1 PDR# 237773 Shasta Bear Creek Falls; south of Whitmore. 0 Comment
  SEINET11987122  Arctostaphylos viscida J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Iron Mountain a few hundred yards from type locality of A. canescens ssp. malloryi Comment
  CAS-BOT-BC47044  Arctostaphylos viscida subsp. viscida Lyman Benson 1929-3-26 1060 Shasta Cottonwood. Rolling foothills. Comment
  RSA182013  Arctostaphylos viscida subsp. viscida W. L. Jepson 1924-10-26 10667 Shasta Old Cow Creek, near Whitmore. 610 Comment
  RSA24245  Arctostaphylos viscida subsp. viscida C. B. Wolf 1940-12-14 3895 Shasta Head of Sacramento Valley. 4.5 mi. N. of Redding on U.S. #99 Highway & 2 mi. E. on Roadside. 213 Comment
  UC1193016  Arctostaphylos viscida subsp. viscida K. Cuff 1949-7-31 99 Shasta 6 mi ne Platina 457 Comment
  UC527566  Arctostaphylos viscida subsp. viscida C. B. Wolf 1931-9-1 2384 Shasta Pacific Hwy 6 mi n Redding (head of valley); Sacramento Valley 243 Comment
  CAS-BOT-BC47033  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-8-18 s.n. Shasta By road to Shasta P.O. Comment
  UCR65519  Arenaria douglasii D. W. Taylor, R. A. Price 1988-6-1 9695 Shasta Burney Valley, on Black Ranch Road c. 3.3 mi north of Burney and Hwy 299 945 Comment
  CHSC55206  Arenaria serpyllifolia L. P. Janeway 1991-5-10 3937 Shasta Battle Creek Wildlife Area. Gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  UC1586967  Argemone Juha Pykala and D. H. Norris 1987-6-15 1654 Shasta 3.1 mi e of Wildwood (near Highway 36) 914 Comment
  CDA24530  Argemone munita subsp. rotundata J. F. Weber 1967-7-11 Shasta Cinder Cone Road, McArthur. 0 Comment
  CAS-BOT-BC137687  Aristida James McMurphy 1914-6-16 s.n. Shasta Hill west of Redding. Comment
  CAS-BOT-BC137546  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  RSA768280  Aristida oligantha Justin M. Wood 2010-9-2 2521 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  LA104303  Aristida oligantha LeRoy Abrams; 1987-3-21 13646 Shasta about 5 mi N on rd to Redding Comment
  POM320266  Aristolochia californica Sydney Smith 1972-3-25 5 Shasta Still Water Creek on Hwy 299E, 1/2 mi. East of Shasta College. 183 Comment
  UC73957  Arnica cordifolia M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  CAS-BOT-BC295866  Arnica dealbata C. Huff 1931-8-15 2655 Shasta Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC295869  Arnica dealbata Paul F. Covel 1937-7-17 1043 Shasta Mt Lassen nat. Park, Manzanita Lake Comment
  UC1494014  Arnica discoidea Gerald B. Straley 1982-6-16 2333 Shasta at I-5 exit, (sw end of bridge across Slate Cr., n of Lake Shasta) Lamoine; Lake Shasta, Slate Creek Comment
  JEPS12522  Arnica mollis George W. Gillett 1955-8-2 446 Shasta between King Creek Falls and Lassen Peak Highway Upper Kings Creek 2194 Comment
  CAS-BOT-BC82768  Arnica mollis W. B. C. 1940-8-8 15428 Shasta along Squaw Valley Creek below the Falls 1981 Comment
  CHSC115044  Arnica venosa Jessica Moeller 2005-6-9 08040 Shasta Along Curl Ridge Road. 792 Comment
  CHSC114593  Arnica venosa B. L. Williams 1979-7-10 251 Shasta Shasta-Trinity NF/Weaverville RD, 0.5 mi inside forest boundary on Trinity Mtn. Rd.,, rd. bank and hillsides above and below rd. 944 Comment
  UCD56030  Arrhenatherum elatius Freed W. Hoffman 1946-6-5 1707 Shasta Burney Park. Hatchery. 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
  UCR77169  Asarum hartwegii G. L. Webster, J. McCaskill, et al 1993-5-16 7788 Shasta Slopes above Salt Creek 381 Comment
Read comments
Jul 15 2015
  UC6186  Asarum hartwegii M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley Comment
  UC878978  Asclepias eriocarpa Alice Eastwood 1912-7-26 1477 Shasta Pitt Comment
  UC205496  Asclepias fascicularis H. M. Hall 1909-7-11 8522 Shasta Delta Comment
  CAS-BOT-BC68821  Aspidotis densa Charles Piper Smith 1949-4-23 49148 f Shasta Old highway dip into Shasta Reservoir Comment
  POM187913  Aster eatonii Marcus E. Jones 1931-7-16 29149 Shasta Pitt River Bridge. Comment
  CDA10318  Aster lanceolatus subsp. hesperius T. C. Fuller 1958-8-13 2065 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  UC1584590  Astragalus inversus Dean W. Taylor 1988-6-22 9848 Shasta along Forest Road from Hat Creek Ranger Station (e slope Red Rock Hill); Burney Quad., Modoc Plateau, Red Rock Hill 1371 Comment
  CAS-BOT-BC192866  Astragalus purshii var. lectulus Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC69570  Athyrium alpestre subsp. americanum George W. Gillett 1957-8-8 989 Shasta NE. shoulder os Lassen Peak. 2529 Comment
  UC42679  Athyrium distentifolium var. americanum W. H. Brewer 1863-9-29 2187 Shasta Lassens Peak 2743 Comment
  SEINET175001 Image available Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC68685  Athyrium filix-femina var. californicum Alice Eastwood 1912-8-22 1761 Shasta Lassen Butte Region - Trail from Morgans Springs and Sulphur Mine Comment
  UC642526  Athyrium filix-femina var. cyclosorum W. Bridge Cooke 1939-7-21 13700 Shasta Municipal Spring above Howard Comment
  HSC48429  Avena barbata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9728 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC106568  Balsamorhiza deltoidea Alice Eastwood 1912-6-29 829 Shasta Goose Valley Comment
  CAS-BOT-BC16673  Barbarea orthoceras Hans Leschke 1957-7-12 s.n. Shasta Lassen Volcanic National Park. Above Cold Boiling Lake. 2346 Comment
  CHSC68775  Beckmannia syzigachne Vernon Oswald; B. Corbin, M. Dolan, G. Schoolcraft 1997-5-31 8529 Shasta Hollenbeck Swamp on the southeast side of Big Lake north of McArthur. 1008 Comment
  UCD56784  Beckmannia syzigachne P. B. Kennedy 1927-6-13 s.n. Shasta Fall River Mills. Comment
  UCD56791  Beckmannia syzigachne Malcolm A. Nobs; Calvin McMillan 1949-6-15 781 Shasta Shasta County.: At junction of Pitt River and Hat Creek at Highway 299. Comment
  UCD56799  Beckmannia syzigachne B. Crampton 1954-6-9 2205 Shasta 1.8 miles west of Burney. Along U. S. Highway 299. 914 Comment
  UC774504  Berberis aquifolium var. dictyota Carl B. Wolf 1941-7-24 11061 Shasta 2 mi ne of Manton on rd to Viola 731 Comment
  UCR206303  Berberis aquifolium var. repens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15013 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  CAS-BOT-BC75992  Berberis pumila Alice Eastwood 1923-5-28 11978 Shasta Near Delta. Comment
  UC1192181  Bidens cernua Verne Grant and Irving Schneider 1947-8-29 8358 Shasta 7 mi downstream from on Highway 299 Fall River Mills (Pit River at Bridge 6-27); Pit River, Bridge 6-27 Comment
  SBBG29122  Bistorta bistortoides C. L. Hitchcock 1940-5-23 6527 Shasta 0.5 mi above Burney Falls Comment
  CAS-BOT-BC413061  Bistorta bistortoides Ella Dales Cantelow 1939-6-10 4193 Shasta 16 mi n.w. of Burney Falls Comment
  CAS-BOT-BC127963  Blepharipappus scaber David D. Keck 1938-8-9 4887 Shasta 5 mi. E. or Burney at junction of Highway 299 and Highway 89. Comment
  UC894104  Blepharipappus scaber Alice Eastwood 1912-6-28 702 Shasta Burney Comment
  JEPS28618  Boechera George W. Gillett 1957-7-13 767 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park 2194 Comment
  CHSC58164  Boechera arcuata Vernon H. Oswald 1992-6-11 4982 Shasta Lassen Volcanic National Park. Trail between Badger Flat and Cluster Lakes. 1938 Comment
  CHSC70829  Boechera breweri subsp. shastaensis Vernon Oswald 1998-4-13 8907 Shasta Gilman Rd. bordering the McCloud Arm of Shasta Lake, ca. 11 mi east of I-5, 2.9 mi east of Hirz Bay Recreation Area, 4.5 mi west of McCloud Bridge. On the edge of the road. 365 Comment
  CAS-BOT-BC16292  Boechera howellii George Wilson Gillett 1958-6-30 s.n. Shasta Lassen Volcanic National Park. The first gulch west of cliffs at Crescent Crater. 2438 Comment
  CHSC61088  Boechera lemmonii Vernon H. Oswald; Lowell Ahart 1993-7-27 5715 Shasta Lassen Volcanic National Park. Trail in Blue Lake Canyon, 0.6 mi E of the park boundary. 2011 Comment
  CAS-BOT-BC14640  Boechera rectissima George Wilson Gillett 1957-7-1 628 Shasta Lassen Volcanic National Park. Old emigrant trail north of Noble Pass. 1877 Comment
  CHSC38099  Boechera rectissima R. E. Preston 1983-8-6 407 Shasta Along Terrace Lakes trail, ca. 1/2 mi S of Hat Lake, Lassen Volcanic National Park. 1853 Comment
  JEPS28467  Boechera rectissima George W. Gillett 1957-7-1 628 Shasta n of Noble Pass (old emigrant trail); Lassen Volcanic National Park 1877 Comment
  UCD114462  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Lassen National Forest. 1386 Comment
  UC501604  Boechera sparsiflora Frank W. Peirson 1932-7-11 10152 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC27897  Boisduvalia pallida Alice Eastwood 1912-6-29 1021 Shasta Goose Valley. George Dillman Ranch Comment
  CHSC63578  Boschniakia strobilacea Vernon H. Oswald; Lowell Ahart 1994-5-6 6174 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 1.2 mi E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  CHSC61949  Brickellia grandiflora Vernon H. Oswald 1993-9-7 5926 Shasta Lassen Volcanic National Park. Lassen Hwy. on the N side of Diamond Pk., near the Diamond Pk. sign. 2316 Comment
  UCD57478  Briza minor A. A. Beetle 1942-5-20 3342 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  RSA612051  Briza minor L. C. Wheeler 1935-3-31 3399 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 Comment
  CAS-BOT-BC478962  Brodiaea californica subsp. californica H. D. Ripley; R. C. Barneby 1948-7-6 9661 Shasta Sacramento valley, 10 mi. S. of Castella 457 Comment
  UC1442881  Brodiaea californica var. californica Theodore F. Niehaus 1966-4-24 651 Shasta 1.5 mi w Bear Creek Bridge (on Highway 44) Comment
  SJSU1596  Brodiaea coronaria C. W. Sharsmith 1954-6-23 6184 Shasta c. 15 mi S of Burney Falls of Pit River Comment
  UCD139111  Brodiaea coronaria Robert E. Preston 2003-5-31 2155 Shasta ca. 5 miles of Redding, along Walker Mine Road, 3 miles west of its junction with Lake Blvd. Comment
  CAS-BOT-BC457064  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles west of Fall River Mills 1341 Comment
  CAS-BOT-BC457070  Brodiaea coronaria subsp. coronaria Alice Eastwood 1912-7-24 s.n. Shasta Castella Comment
  CAS-BOT-BC482946  Brodiaea elegans subsp. elegans Alice Eastwood 1912-6-27 663 Shasta Montgomery Creek Comment
  CAS-BOT-BC482947  Brodiaea elegans subsp. elegans Roxana S. Ferris; Laura Lorraine 1948-6-16 11872 Shasta 1 mile north of Pollard Gulch, on U.S. 99 between Dunsmuir and Redding Comment
  CAS-BOT-BC482949  Brodiaea elegans subsp. elegans Lester Rowntree 1935-6-9 s.n. Shasta North of Cottonwood on road to Viola Comment
  SEINET10534061  Brodiaea hyacinthina Patricia L. Kenney 1973-6-4 Kenney 400 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunsmuir 457 Comment
  CAS-BOT-BC484367  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC484369  Brodiaea minor A. A. Heller 1940-5-28 15698 Shasta West of Stillwater Creek, along U. S. Highway #299, Comment
  SEINET10965892  Brodiaea minor A. Arthur Heller 1940-5-28 Heller 15698 Shasta Open places on the plateau west of Stillwater Creek, along U.S. Highway #299, in clay soil. Very common, the perianth rotately spreading. Comment
  UCD147038  Brodiaea rosea Robert E. Preston 2012-6-24 2881 Shasta 1 mi NNE of Pollard Flat, along Eagles Roost Rd. 443 Comment
  UCD58260  Bromus carinatus G. F. Hrusa; T. D. Wilfred 1996-7-22 13348 Shasta Lassen National Forest. Along Hwy. 89, 1/4 m. N of Eskimo Summit. 1640 Comment
  UCD58298  Bromus carinatus A. A. Beetle 1942-5-21 3347 Shasta Near Ingot Oregon Oak Experimental Plot. Comment
  CDA31580  Bromus carinatus var. carinatus T. C. Fuller 1969-5-22 18483 Shasta North side of Hwy 299 to Burney, 2.7 miles e of Hatchet Mtn. Summit. 0 Comment
  CHSC93048  Bromus carinatus var. carinatus R. Fischer 2005-5-22 491 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along main park road between Crystal Springs and Ya-She 1008 Comment
  JEPS73964  Bromus hordeaceus Virginia E. Long 1931-5-11 62 a Shasta Anderson Comment
  UC816191  Bromus hordeaceus L. E. Smith 1913-5-12 206 Shasta Anderson Comment
  UC144812  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta near Redding Comment
  HSC85951  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer 1982-5-9 10395 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  SACT000690  Bromus marginatus Garth Murphy 1939-6-26 Shasta Comment
  CAS-BOT-BC162140  Bromus orcuttianus Alice Eastwood 1912-6-29 985 Shasta Goose Valley. Comment
  JEPS28303  Bromus orcuttianus George W. Gillett 1957-7-11 705 Shasta 1/4 mi above Manzanita Creek (Lassen Volcanic National Park, on Chaos Crags Trail); Lassen Volcanic National Park, Chaos Crags Trail 1889 Comment
  CAS-BOT-BC161973  Bromus rubens L. E. Smith 1913-5-6 195 Shasta Kennet. Comment
  CAS-BOT-BC161652  Bromus secalinus Alice Eastwood 1912-6-29 985 Shasta Goose Valley. Comment
  UC1131285  Bromus tectorum C. J. Kraebel 1934-5-6 22 Shasta North Fork Squaw Creek 1219 Comment
  UCR101758  Bulbostylis capillaris L. C. Wheeler 1958-8-24 7432 Shasta Shasta Lake. 0.25 mi west of the mouth of Cove Creek Comment
  HSC47732  Cacaliopsis nardosmia Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 3997 Shasta Along Forest Rd. to Beegum Gorge Comment
  CAS-BOT-BC185345  Calamagrostis canadensis Hans Leschke 1945-9-15 s.n. Shasta Lassen Park. Twin Lakes. Comment
  RSA611937  Callitriche palustris L. C. Wheeler 1935-3-31 3392 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  CAS-BOT-BC80461  Calocedrus decurrens John Thomas Howell 1960-8-22 36421 Shasta 5.5 miles west of Park line on road to Viola Comment
  HSC65908  Calochortus coeruleus D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 65 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  RSA91943  Calochortus coeruleus Beecher Crampton 1953-4-30 1178 Shasta Ridge above Duncan Creek, 9 mi W of ONO. Comment
  SBBG21836  Calochortus leichtlinii D. Myrick 1964-7-21 897 Shasta Flatiron Ridge, Drakesbad 1981 Comment
  JEPS61694  Calochortus monophyllus Mrs. C. F. Rose 1935-5-6 Shasta Ingot Comment
  CHSC2228  Calochortus nudus M. Underhill 1952-6-22 Shasta 1371 Comment
  UC583544  Calochortus superbus Elmer I. Applegate 1929-6-23 5847 Shasta Round Mountain Comment
  CAS-BOT-BC494331  Calochortus superbus M. S. Baker; F. Nutting 1894-5-22 s.n. Shasta Morley's Station Comment
  HSC96642  Calochortus syntrophus Thomas W. Nelson, Martin J. Lenz 2004-6-9 9232 Shasta Along Cove Rd. 3.8 mi. from junction with Big Bend Rd. 526 Comment
  CHSC62016  Calochortus tolmiei K. L. Warren 1993-4-9 10 Shasta At Feeney family grave site, pioneer cemetery in French Gulch, ca. 50 yds. E of Trinity Mt. Rd. 487 Comment
  CHSC9240  Calochortus tolmiei G. Strausbaugh 1970-4-18 34 Shasta Off ne side Kennedy Memorial Hwy. Ca. 0.5 mi. past Whiskeytown Dam between the road and the lake. 376 Comment
  HSC85683  Calochortus tolmiei J. P. Smith, J. O. Sawyer 1982-5-8 10371 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  UCD139583  Calochortus tolmiei J. K. Clark 1966-4-3 2 Shasta 2 miles west of Lower Springs Road on the side of Mule Mountain. Comment
  JEPS125857  Calochortus venustus Dean W. Taylor 1996-6-15 15669 Shasta McCandless Gulch; along McCandless Gulch Road 1.5 miles NW from Hwy 299 (about 16 air miles NE of Redding) Comment
  UC843698  Calochortus vestae Alice Eastwood Jun 29 1912-Jul 11 1912 795 Shasta Goose Valley Comment
  POM97900  Caltha howellii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC175770  Caltha leptosepala Hans Leschke 1955-7-15 s.n. Shasta Kings Creek Meadows, Lassen Volcanic National Park 2200 Comment
  RSA255539  Calycadenia ciliosa Gerald D. Carr 1971-8-19 648 Shasta 1.8 miles north of Project City on Interstate 5, about 200 yards east of Hwy 244 Comment
  CHSC65800  Calycadenia fremontii L. P. Janeway 1995-6-17 4789 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. 420 Comment
  JEPS38575  Calycadenia fremontii Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta near Sims (Region of the Upper Sacramento River); Upper Sacramento River Comment
  JEPS89001  Calycadenia fremontii Julie Kierstead 1992-8-14 92047 Shasta at intersection of Gibson Rd. and Highland Lakes Rd.; Shasta-Trinity National Forests, Gibson 487 Comment
  JEPS89321  Calycadenia fremontii Dean Wm. Taylor with Glenn Clifton 1990-6-11 11125 Shasta ca. 1 mi. s. Pacific Gas Pipeline (Shingle Creek, Hwy. 44); Northern Sacramento Valley, Shingletown Quad. 1985 ed., Shin 673 Comment
  JEPS89809  Calycadenia fremontii Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9778 Shasta Millville Plains under high-voltage, steel-tower powerlines in SE1/4 Section 24 Millville Plains; Upper Sacramento Valley, Milleville Plains 207 Comment
  CAS-BOT-BC273347  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding Comment
  CAS-BOT-BC273352  Calycadenia fremontii H. M. Hall 1930-9-30 12914 Shasta 15.4 miles west of Redding Comment
  CAS-BOT-BC273375  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding Comment
  HSC86886  Calycadenia fremontii J. D. Prouty 1981-6-2 1180 Shasta E end of ravine and S end of Bear Creek, ca. 8 mile E of Anderson 168 Comment
  HSC86887  Calycadenia fremontii J. D. Prouty 1981-6-2 1162 Shasta E end of ravine and S end of Bear Creek, ca. 8 mile E of Anderson 168 Comment
  RSA789308  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Rd, 0.8 mi S of its jct with Hwy 44, just S of Bascom Rd (S of Milleville). 192 Comment
  SEINET3863968  Calycadenia fremontii R. L. Carr 1980-9-12 2203 Shasta E of Anderson, 0.8 mi S of Aoudad Dr on CR A17, 2.2 mi S of Wildcat Rd (to Black Butte); from junkyard ridge south, betwwen RLC 2121 & 2123.; 0 198 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
  UC1876188  Calycadenia fremontii Gerald D. Carr 1971-8-31 649 Shasta Gibson Rd. at Interstate 5, 16 mi S of Dunsmuir. Comment
  UC1876196  Calycadenia fremontii Gerald D. Carr 1971-6-5 556 Shasta Ca. 10 mi E of Millville, along S rim of Bear Cr. Canyon. Comment
  UC61651  Calycadenia fremontii Geo. B. Grant 1902-9-1 5273 Shasta Redding Mount Shasta 0 Comment
  UCD129690  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 miles north of Project City on Interstate 5, ca 200 yards east of Hwy. 243 Comment
  UCD129770  Calycadenia fremontii R. L. Carr 1978-8-17 2133 Shasta 16 miles south of Dunsmuir at jct of !-5 and Gibson Road. 519 Comment
  UCD129777  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding. Comment
  CHSC9328  Calycadenia truncata G. Strausbaugh 1970-5-30 88 Shasta West bank third cove NW Brandy Creek Swim Area ca. 10 ft. from water's edge. 371 Comment
  UC195400  Calycadenia truncata A. A. Heller 1916-7-23 12495 Shasta between the McCloud and Sacramento rivers Comment
  RSA32745  Calycadenia truncata subsp. scabrella A. A. Heller 1916-7-23 12495 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  RSA255495  Calycadenia truncata subsp. truncata Gerald D. Carr 1971-6-5 557 Shasta About 10 miles east of Millville, along south rim of Bear Cr. Canyon Comment
  CAS-BOT-BC90975  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  HSC81885  Calycanthus occidentalis S. Matthews, M. Goering, R. James 1985-5-12 113 Shasta County Rd. A16, 2.5 mi. E of Platina 579 Comment
  SEINET10919625  Calycanthus occidentalis Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 160 Shasta 240 Comment
  UC1126244  Calycanthus occidentalis H. R. Josephson 1933-6-22 27 Shasta Mad Ox Gulch; Weaverville Quad. 609 Comment
  UC72739  Calycanthus occidentalis Milo S. Baker Shasta Oak Run Comment
  UCD137892  Calycanthus occidentalis T. C. Fuller 1981-7-7 20379 Shasta south side of Highway 299 to Ingot, 6.5 km west of the town of Round Mountain. Comment
  UCD166587  Calycanthus occidentalis Dylan O. Burge 2016-8-26 2127 Shasta Shotgun Creek. 515 Comment
  CAS-BOT-BC90982  Calycanthus occidentalis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  CHSC31193  Calyptridium monospermum M. S. Taylor; J. Prouty 1980-6-25 2973 Shasta Ridge w of Grizzly Peak, ca. 1/2 mi from peak lookout, ca. 5 mi due e of Lake McCloud. 1889 Comment
  HSC26569  Calyptridium monospermum D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19137 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UC1299370  Calyptridium monospermum Freed W. Hoffman 1946-5-28 699 Shasta Hatchet Mountain, along Hwy 59 Hatchet Mountain 914 Comment
  UC1543705  Calyptridium umbellatum Harold and Virginia Bailey 1948-8-25 3028 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  SEINET11929119  Calyptridium umbellatum Unknown 1967-1 306 Shasta 1/2 mi S. Castella, E side Sacramento River, Chico 549 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
  CAS-BOT-BC221215  Calystegia malacophylla subsp. malacophylla L. A. Greata 1899-6-1 s.n. Shasta Castale [Castle] Crag Comment
  CHSC9224  Calystegia occidentalis subsp. occidentalis G. Strausbaugh 1970-6-13 99 Shasta S. bank ca 10 ft from small stream inlet to third cove ne of Brandy Creek Swimming Area. 371 Comment
  RSA14381  Calystegia occidentalis subsp. occidentalis Elmer I. Applegate 1929-6-18 5745 Shasta Pollock, Sacramento River, 20 miles north of Redding. Comment
  CAS-BOT-BC493376  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 1/2 mile above Burney Falls Comment
  CAS-BOT-BC493377  Camassia quamash subsp. breviflora A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park, near Prospect Peak Comment
  CAS-BOT-BC493379  Camassia quamash subsp. breviflora Alice Eastwood 1912-6-29 960 Shasta Goose Valley 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
  UC719777  Campanula prenanthoides Rogers McVaugh 1941-8-4 6240 Shasta 10 mi w Burney Comment
  SEINET10463145  Campanula prenanthoides John G. Lemmon Lemmon s.n. Shasta NEAR SHASTA Comment
  SEINET10840333  Campanula prenanthoides Setchell 1902-7-22 SETCHELL s.n. Shasta THE BEND, MCCLOUD RIVER Comment
  SEINET10972071  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta SKI HEIL PEAK NEAR EAGLE PEAK PEBBLY VOLCANIC SOIL 2713 Comment
  UC1120063  Campanula scouleri A. E. Wieslander Jul 1929 121 Shasta Kosk Creek near Shotgun Creek (Shasta National Forest); , Kosk Creek 914 Comment
  JEPS53831  Campanula shetleri L. R. Heckard 1967-8-15 1734 Shasta cliffs about 0.2 mi s Castle Dome; Castle Crags State Park 1432 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
  SEINET5501125 Image available Campanula shetleri Sally Walker 1984-7-26 Shasta Lower Castle Lake Comment
  CAS-BOT-BC37226  Cardamine bellidifolia George W. Gillett 1953-8-6 313 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 2804 Comment
  CHSC48316  Cardamine bellidifolia var. pachyphylla Vernon Oswald 1986-7-30 2261 Shasta Lake Helen, Lassen Volcanic National Park. Near the lake. 2487 Comment
  CHSC9213  Cardamine californica G. Strausbaugh 1970-2-21 1 Shasta 1.9 mi. nw past Whiskeytown Dam on sw side of Kennedy Memorial Hwy. just above cutbank. 387 Comment
  HSC64053  Cardamine oligosperma J. P. Smith, J. O. Sawyer 1973-4-14 6078 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CDA42996  Cardaria chalepensis L. Ahart, John Dittes 2008-6-19 14842 Shasta 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. Comment
  CDA6824  Carduus nutans R. Hittinger, R. E. Talbert 1970-7-21 Shasta Ted Elder Road, Dana. 0 Comment
  CDA19869  Carduus pycnocephalus K. Martyn 2002-5-22 PDR P 110801 Shasta Northern California; Old Oregon Trail. 0 Comment
  JEPS104363  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart 2003-5-22 10185 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CAS-BOT-BC19753  Carex abrupta Hans Leschke 1960-9-8 1800 Shasta Lassen Volcanic National Park. Little Hot Springs Valley. 2240 Comment
  UCR206941  Carex amplifolia George K. Helmkamp, E. A. Helmkamp 2009-6-11 14965 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CAS-BOT-BC17949  Carex angustata Hans Leschke 1959-8-3 1596 Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  CAS-BOT-BC18031  Carex athrostachya Lewis S. Rose 1945-9-1 45188 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CHSC53562  Carex athrostachya L. P. Janeway 1984-9-22 1163 Shasta Lassen Volcanic N. P. Dersch Meadows (north of Summit Lake). 2042 Comment
  SEINET7550696 Image available Carex athrostachya George W. Gillett 1957-7-5 656 Shasta Manzanita Lake area, trail between employees area and museum. Lassen Volcanic National Park. 1798 Comment
  CHSC55153  Carex barbarae L. P. Janeway 1991-5-10 3930 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  UCD140190  Carex brainerdii G. F. Hrusa; T. D. Wilfred 1996-6-10 12954 Shasta Lassen National Forest. Near summit of Eskimo Grade on Highway 44. 1831 Comment
  CAS-BOT-BC34153  Carex breweri Hans Leschke 1954-9-20 s.n. Shasta Lassen Volcanic National Park. Terrace Lake. 2354 Comment
  JEPS101118  Carex breweri var. breweri Dean W. Taylor 1975-8-24 5385 Shasta Lassen National Forest, Thousand Lakes Wilderness; vicinity of Magee Peak 2606 Comment
  CAS-BOT-BC34225  Carex canescens Hans Leschke 1959-8-2 1582 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  JEPS100912  Carex disperma Dean W. Taylor 1992-5-28 12667 b Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  SEINET13351359  Carex divulsa P. F. Zika, Julie Nelson 2010-5-15 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley 195 Comment
  RSA98821  Carex feta Alice Eastwood S.N. Shasta Goose Valley. Comment
  CAS-BOT-BC20965  Carex heteroneura Hans Leschke 1961-8-18 1829 Shasta Lassen Volcanic National Park. Summit area Diamond Peak. 2423 Comment
  CHSC107134  Carex inops subsp. inops R. E. Brainerd 2009-7-21 1541 Shasta Castle Creek Road, 5.7 air miles south-southwest of Dunsmuir. UTM Zone 10 556290E 4555393N. 643 Comment
  JEPS104434  Carex inops subsp. inops Martin J. Lenz 2003-6-17 23 Shasta 1143 Comment
  SEINET10751934  Carex inops subsp. inops Dean W. Taylor 1993-6-15 Taylor 13636 Shasta Ridgetop 1 mile W of Yellowjacket Mountain; at Point 4881, T37N R3W NW1/4 NE1/4 6, Bragdon Formation; on north-facing slope. Cascade Region (CaRH). Comment
  JEPS28358  Carex integra George W. Gillett 1957-7-13 772 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  CAS-BOT-BC7749  Carex integra George Wilson Gillett; Hans Leschke 1957-7-13 781 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
  HSC96003  Carex lanuginosa Juha Pykala, D. H. Norris 1987-7-8 2486 Shasta Hat Creek Valley, Hwy. 89, 2.3 mi. N of Bridge Campground 1000 Comment
  CAS-BOT-BC28462  Carex lenticularis var. lipocarpa Harold Bailey; Virginia Bailey 1948-8-25 3041 Shasta Summit Lake 2040 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
  JEPS121409  Carex longii Peter F. Zika 2011-7-4 25513 Shasta SW side of Locust Road, 0.1 road mile from Barney Road Comment
  SEINET10711173  Carex luzulina David Castaner 1971-8-17 Castaner 1932 Shasta Lassen Volcanic National Park; King's Creek Meadow; near running water. 2256 Comment
  CAS-BOT-BC31551  Carex luzulina var. luzulina William Bridge Cooke 1939-7-13 13647 Shasta Along the border of Squaw Creek just above the lower Juncus Meadow. 2377 Comment
  CAS-BOT-BC31597  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek in a swampy place. 2286 Comment
  CAS-BOT-BC31599  Carex luzulina var. luzulina William Bridge Cooke 1939-7-7 13629 Shasta In the bog formed by the lower Wagon Camp Springs. 1737 Comment
  CAS-BOT-BC31600  Carex luzulina var. luzulina William Bridge Cooke 1939-6-23 13548 Shasta Along the creeks formed by the Upper Wagon Camp Springs in the spring marsh area. 1737 Comment
  JEPS101092  Carex mendocinensis Dean W. Taylor 1993-6-15 13641 Shasta ca. 4.5 mi. w. Gibson (Boulder Creek watershed on Forest Rd. 38N21); N. Coast Ranges, Trinity Mts. 944 Comment
  SEINET10713042  Carex microptera David Castaner 1971-8-17 Castaner 1909 Shasta Lassen Volcanic National Park; Paradise Meadow; moist open. 2042 Comment
  CHSC118251  Carex multicaulis R. E. Brainerd; N. Otting 2013-7-9 2176 Shasta Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. UTM Zone 10 617777E 4488603N WGS84. 1615 Comment
  CDA13094  Carex multicostata G. F. Hrusa, T. D. Wilfred 1996-6-11 13028 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  UC1064 Image available Carex multicostata W. H. Brewer Sep 26-28 1863 2178 Shasta Lassens Peak 2743 Comment
  UCD140671  Carex multicostata G. F. Hrusa; T. D. Wilfred 1996-6-11 13028 Shasta Lassen National Forest, W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CHSC47362  Carex nebrascensis L. P. Janeway 1984-9-22 1171 Shasta Lassen Volcanic National Park; at Paradise Meadow. 2164 Comment
  UCD140683  Carex nebrascensis P. B. Kennedy 1927-6-15 30 Shasta Pit-River. 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-BC119602  Carex nigricans Hans Leschke 1959-8-8 1628 Shasta Cold Boiling Lake Comment
  RSA296794  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9854 Shasta 1 mile north of bridge over Brown s Creek on County Line Road. 671 Comment
  RSA298366  Carex nudata D. H. Norris, F. J. Hermann 1972-5-17 22577 Shasta Along Clear Creek at Damnation Creek. 1037 Comment
  HSC48641  Carex pachystachya D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19111 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CAS-BOT-BC119196  Carex pachystachya Hans Leschke 1960-8-5 1708 Shasta Lower Twin Lake. 1996 Comment
  CAS-BOT-BC119197  Carex pachystachya Hans Leschke 1959-8-6 1602 Shasta Hat Lake. 1965 Comment
  UC1586948  Carex pellita Juha Pykala and D. H. Norris 1987-7-8 2478 Shasta about 200 m n intersection of Cassel Road (Highway 89); Hat Creek Valley, Doyles Corner 980 Comment
  UCD140722  Carex pellita Scott McArthur 1924-7-1 s.n. Shasta Tule River field. Comment
  CHSC89770  Carex praegracilis R. Fischer; J. Marr 2004-5-26 409 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. 1008 Comment
  CHSC60438  Carex preslii Mary Ann Showers 1992-6-27 2621 Shasta Lassen Volcanic National Park. North-facing headslope above pumice flat (cirque) northwest of Crescent Crater. 2225 Comment
  CAS-BOT-BC118769  Carex preslii Hans Leschke 1956-9-22 s.n. Shasta Terrace Lake 2354 Comment
  RSA201274  Carex raynoldsii J. T. Howell 1961-6-20 36557 Shasta Dersch Meadows 1982 Comment
  HSC48226  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19138 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  JEPS100917  Carex rostrata Dean W. Taylor 1988-6-22 9850 Shasta Cornaz Lake, (general vicinity of S slope Burney Mountain, Lassen National Forest 1341 Comment
  JEPS28397  Carex scopulorum var. bracteosa George W. Gillett 1957-8-17 1089 Shasta s margin of Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  CAS-BOT-BC117753  Carex simulata Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley. Comment
  CAS-BOT-BC117823  Carex specifica George Wilson Gillett 1957-8-11 1036 Shasta Hat Lake - Paredise Meadow trail; edge of blast area near Hat Lake. 1965 Comment
  CHSC60441  Carex spectabilis Mary Ann Showers 1992-6-28 2683 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  SEINET3220044 Image available Carex spectabilis David Castaner 1971-8-17 1897 Shasta Lassen Volcanic National Park; Hat Creek Trail. Comment
  UC2015888  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4316 Shasta Lassen Volcanic National Park. Between Sulphur Works and Upper Kings Creek Meadow. Comment
  CAS-BOT-BC116992  Carex straminiformis John Thomas Howell 1960-8-23 36452 Shasta Lassen Loop N of Diamond Peak. 2255 Comment
  RSA201273  Carex subfusca J. T. Howell 1960-8-21 36313 Shasta Lassen Loop east of Diamond Peak. 2226 Comment
  SEINET7577197 Image available Carex subfusca David Castaner 1989-6-18 10234 Shasta McBride Springs - dry bed Mt. Shasta. Comment
  CHSC45251  Carex utriculata L. P. Janeway 1984-9-22 1161 Shasta Lassen Volcanic N.P. Dersh Meadows (N of Summit Lake). 2042 Comment
  CAS-BOT-BC115431  Carex utriculata Hans Leschke 1945-9-15 s.n. Shasta Mt Lassen: Echo Lake Comment
  CHSC60446  Carex vernacula Mary Ann Showers 1992-6-28 2673 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  CHSC109956  Carex vulpinoidea Peter F. Zika 2012-5-18 25882 Shasta Corner of Balls Ferry Road and Kimberly Road, near Anderson, Inner North Coast Ranges. 125 Comment
  CHSC110724  Carex vulpinoidea Dean Wm. Taylor 2010-6-22 20898 b Shasta Anderson, along Lone Tree Road at Panorama Point 135 Comment
  UCR246364  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta Interior North Coast Ranges (NCoRI), SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  SEINET3220065 Image available Carex whitneyi David Castaner 1971-8-17 1883 Shasta Hat Creek Trail; dusty NR head. Comment
  CAS-BOT-BC114882  Carex whitneyi George Wilson Gillett 1957-8-11 1037 Shasta Hat Lake-Paradise Meadow trail; edge of blast area near Hat Lake. 1965 Comment
  CHSC90655  Cassiope mertensiana Samatha Mackey Hillaire; Katya Yarosevich, Joe Yarosevich 2004-7-4 1028 Shasta Thousand Lakes Wilderness. Magee Lake; on S shore of the lake below cliff. 2200 Comment
  CAS-BOT-BC248985  Castilleja Ellsworth Bethel 1923-6-21 s.n. Shasta Dry Lake Comment
  POM261270  Castilleja applegatei C. L. Hitchcock 1940-5-24 6531 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS77777  Castilleja applegatei subsp. martinii Diane Reed 1978-5-13 94 Shasta Beegum Gorge Road (Forest Service Road 1S02) Chanchuella Peak Quad. 975 Comment
  HSC75070  Castilleja applegatei subsp. pinetorum J. P. Smith, Thomas W. Nelson 1978-7-23 10060 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  JEPS128431  Castilleja applegatei subsp. pinetorum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -020 Shasta Summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  JEPS57386  Castilleja applegatei subsp. pinetorum L. R. Heckard and T. I. Chuang 1968-7-2 1958 Shasta about 1 mi n Pollard Flat (2.5 mi n of La Moine, w side of Sacramento River) 426 Comment
  UC1036176  Castilleja applegatei subsp. pinetorum George W. Gillett 1952-8-26 230 Shasta s slope opposite Reading Peak summit; Lassen Volcanic National Park, Reading Peak 2560 Comment
  CAS-BOT-BC243732  Castilleja applegatei var. pinetorum Alice Eastwood 1912-6-27 653 Shasta Montgomery Creek Comment
  CAS-BOT-BC243715  Castilleja applegatei var. pinetorum Hans Leschke 1958-8-16 1536 Shasta Trail Twin Lakes, Lassen Volcanic National Park 2026 Comment
  CAS-BOT-BC243720  Castilleja applegatei var. pinetorum Lewis S. Rose 1945-9-2 45203 Shasta Big Spring Ranger Station, 10 mi. NE of Manzanita L. entrance to Lassen Volcanic 1411 Comment
  JEPS1761  Castilleja arachnoidea George W. Gillett 1952-8-23 214 Shasta near e base of Lassen Peak proper (below trail); Lassen Volcanic National Park 2682 Comment
  JEPS29555  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  JEPS58897  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  JEPS76159  Castilleja arachnoidea T. I. and Fei-Mei Chuang 1977-7-26 7664 Shasta trail up to Lassen Peak Lassen National Park 2804 Comment
  UC436305  Castilleja arachnoidea E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3300 Comment
  SEINET3449112  Castilleja attenuata Lowell Ahart, John Dittes 2003-5-12 10161 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  JEPS12524  Castilleja campestris subsp. campestris George W. Gillett 1955-7-31 437 Shasta near Manzanita Lake (near summit of Table Mountain); Lassen Volcanic National Park, Table Mountain 2026 Comment
  JEPS90560  Castilleja campestris subsp. campestris Carol Witham 1993-6-23 484 Shasta vernal pools 300 m n W end of Brown Road ((near the crossing of the PG&E gas pipeline), (Dana 7 1/2' USGS quadrangle, 1990 edition)); Pit River watershed, Fall River Valley 1097 Comment
  CHSC96210  Castilleja lacera R. Fischer 2006-5-14 958 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected in a very shallow swell on Juniper Trail ca. 1 mile west of Big Lake in a small mixed forest opening. 1027 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
  JEPS4322  Castilleja lacera W. L. Jepson 1914-8-10 5750 Shasta Dana, ne Shasta County Upper Fall River Valley 1036 Comment
  JEPS90554  Castilleja lacera Dean Wm. Taylor with Glenn Clifton 1991-6-10 11908 Shasta on w margin of large clay playa ca. 1 mi ne Warner Grade Reservoir ((Dana 7 1/2' quadrangle, 1990 edition)); Pit River watershed, Soldier Creek 1106 Comment
  UC27288  Castilleja lacera F. W. Morse Jul 1886 Shasta Shasta Comment
  CAS-BOT-BC32613  Castilleja lassenensis Martin Simon Jussel 1931-9-7 s.n. Shasta Mt. Lassen. Bumpus Hell Trail. 2133 Comment
  UC1543818  Castilleja lemmonii Harold and Virginia Bailey 1948-8-25 3001 a Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC251912  Castilleja lemmonii Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near stream bed and in marsh land at shore of Summit Lake, Lassen National Park 2042 Comment
  CAS-BOT-BC251921  Castilleja lemmonii Alice Eastwood 1912-8-24 1843 Shasta Meadows at foot of Lassens Pk. trail from Morgans Springs Comment
  CHSC93054  Castilleja lineariloba R. Fischer 2005-5-23 481 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing on transmontane meadow north of McArthur along Rat Farm Road. 1013 Comment
  RSA0089887  Castilleja miniata subsp. miniata Dean Wm. Taylor 2012-8-22 21305 Shasta Trinity Mountains; about 1 air mile South of Rattlesnake Hill along Forest Road 37N40, headwaters watershed Boulder Creek. 1752 Comment
  RSA239274  Castilleja minor subsp. spiralis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42388 Shasta Castle Crags State Park. 793 Comment
  RSA81486  Castilleja payneae F. W. Peirson 1932-7-13 10214 Shasta 1000-Lake Basin. 1951 Comment
  SEINET7075521  Castilleja rubicundula A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium. About 7.5 miles southwest of Redding. 40? deg. 31' 21" North Latitude, -122? deg. 28' 40" West Longitude. UTM Zone 10, 544246mE, 4485681mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS105347  Ceanothus arcuatus Dean W. Taylor 1995-4-25 14849 Shasta near Whitmore, along Tamarack Road 0.4 mi E of junction with Whitmore Road; Cascade Mountain Region (CAR) 868 Comment
  CAS-BOT-BC48629  Ceanothus cordulatus Alice Eastwood 1921-7-31 11021 a Shasta Shasta Springs Comment
  CAS-BOT-BC48633  Ceanothus cordulatus Brandegee 1890-7-1 s.n. Shasta Mt. Shasta Comment
  UC1281505  Ceanothus cordulatus H. E. McMinn 1931-6-26 2508 Shasta near Shasta 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
  UCD166595  Ceanothus cuneatus Dylan O. Burge 2016-9-1 2138 Shasta Hat Creek. 890 Comment
  UCD22433  Ceanothus cuneatus Brian Vanden Heuvel 2003-4-10 195 Shasta Shasta National Forest. At junction of CA 89 and Red Mountain Road, on east side of highway. Comment
  CHSC89690  Ceanothus integerrimus R. Fischer; J. Marr 2004-8-15 367 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end, E side, Big Lake. 1010 Comment
  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
  UCD123151  Ceanothus integerrimus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7402 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC63631  Ceanothus integerrimus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  CAS-BOT-BC51064  Ceanothus integerrimus var. macrothyrsus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC51072  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-8-12 s.n. Shasta Castella Comment
  CDA36050  Ceanothus integerrimus var. macrothyrsus CDFA Staff 1977-6-16 Shasta Shingletown. 0 Comment
  CAS-BOT-BC50608  Ceanothus lemmonii L. E. Smith 1913-6-25 403 Shasta Herolt Comment
  CAS-BOT-BC50613  Ceanothus lemmonii M. S. Baker; Frank Nutting 1894-5-23 s.n. Shasta Cedar Run Comment
  HSC46272  Ceanothus lemmonii Christopher Knopp 1978-5-13 53 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC47728  Ceanothus lemmonii Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4001 Shasta Along forest rd. to Beegum Gorge at Zachary Gulch Comment
  RSA554568  Ceanothus lemmonii Walter Wisura 1993-5-9 4884 Shasta Hwy 299, 9 miles west of Redding. 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
  CAS-BOT-BC52074  Ceanothus prostratus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  HSC26520  Ceanothus prostratus J. P. Smith, J. O. Sawyer 1972-5-6 5243 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  RSA399819  Ceanothus prostratus Christopher Davidson 1973-5-26 2159 Shasta 4 miles W of Cassell jct road on Hwy 299, near Hat Creek. 976 Comment
  UC1071275  Ceanothus prostratus P. L. Johannsen 1932-6-6 110 Shasta Bullskin Ridge Redding Quad. 640 Comment
  UCD112770  Ceanothus velutinus G. F. Hrusa; T. D. Wilfred 1996-6-10 13000 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  UCD112833  Ceanothus velutinus T. I. Storer 1932-7-24 s.n. Shasta Near Hat Creek, about 16 mi. S. of Cassel. 1341 Comment
  HSC101630  Centaurea cyanus J. P. Smith 2010-6-24 12951 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  CHSC9220  Centaurea solstitialis G. Strausbaugh 1970-7-26 148 Shasta S end of Brandy Creek Swimming Area parking lot in triangle of building blocks ca. 15 ft. to left of refreshment stand. 376 Comment
  UC614807  Centaurea solstitialis Beryl O. Schreiber 1932-7-18 455 Shasta near Redding Comment
  UCR206304  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2009-6-13 15012 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  CAS-BOT-BC277246  Centaurea solstitialis Robin Schramm 1998-6-21 62 Shasta Redding, end of Salmon Creek Rd. Comment
  OBI55399  Centaurea virgata subsp. squarrosa David J. Keil, Kathleen Keil 1992-7-24 23585 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  CAS-BOT-BC106026  Centaurea virgata subsp. squarrosa R. E. Frenkel 1964-7-12 654 Shasta On sholder of California Hwy. 89 along Hat Creek, north of Lassen Volcanic National Park 1066 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
  RSA128767  Centaurea virgata subsp. squarrosa T. C. Fuller 1959-10-15 3131 Shasta Roadside, S. Pitt River, just east Beaver Creek, about 2 miles east of Pittville Comment
  CHSC118477  Centaurium tenuiflorum Don Lepley 2016-8-3 Shasta Lassen National Forest. Hat Creek Ranger District. Northern margin of Murken Beach. 1086 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
  UC1069520  Centromadia fitchii P. L. Johannsen 1932-6-21 142 Shasta near Moody Creek; Redding Quad. 304 Comment
  SBBG7282  Cephalanthus occidentalis H. and M. Dearing 1939-6-16 3652 Shasta near Redding on Weaverville Rd Comment
  CHSC1612  Cephalanthus occidentalis var. californicus 1936-9-10 Shasta Redding. Comment
  UC61659  Cephalanthus occidentalis var. californicus Geo. B. Grant Sep 1902 5283 Shasta Redding 0 Comment
  JEPS51342  Cerastium glomeratum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CDA20537  Ceratophyllum demersum K. Martyn 2005-6-3 PDR 1292146 Shasta McArthur swamp. 1005 Comment
  SEINET7347824  Cercis canadensis M. Martin 1964-4-26 s.n. Shasta 20 miles west of Burney, Montgomery Creek, highway 299E 610 Comment
  CAS-BOT-BC207604  Cercis occidentalis Elmer I. Applegate 1928-4-26 5398 Shasta Sacramento River Comment
  RSA59570  Cercis occidentalis Verne Grant, Alva Grant 1950-7-14 8951 Shasta On Hogback Ridge ca. 7 miles west of Fall River Mills on Highway 299. Comment
  UCD35715  Cercocarpus betuloides Beecher Crampton 1960-6-16 5649 Shasta Ca. 9 miles south of Fall River Mills, Proctor Creek area. Comment
  CAS-BOT-BC136992  Cercocarpus betuloides var. betuloides J. K. Nelson 2004-3-12 2004 -009 Shasta Forest Road 33N041 to Digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam 365 Comment
  CAS-BOT-BC135443  Cercocarpus betuloides var. betuloides James McMurphy 1914-7-6 s.n. Shasta Bet. Bella Vista & Ingot Comment
  HSC84314  Cercocarpus montanus var. glaber J. P. Smith, Thomas W. Nelson 1982-5-15 10423 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  SD46766  Chaenactis douglasii E. K. Balls, L. W. Lenz 1956-6-19 2185 Shasta 2.7 miles north of Subway Cave along Hat Creek; State Highway 89, McCloud to Mt Lassen. 1340 Comment
  CAS-BOT-BC276740  Chaenactis douglasii var. douglasii Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mount Lassen National Park Comment
  CHSC9332  Chaenactis douglasii var. douglasii G. Strausbaugh 1970-6-21 118 Shasta Near summit of Buckhorn Bally ca. 5.1 mi. s from U.S. Hwy. 299W 19.5 mi. east of Douglas City. 1463 Comment
  HSC75657  Chaenactis douglasii var. douglasii J. O. Sawyer, R. J. Cole 1980-7-20 3707 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  UC1036183  Chaenactis douglasii var. douglasii George W. Gillett 1952-9-1 250 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  UC1036240  Chaenactis douglasii var. douglasii George W. Gillett 1952-8-7 152 Shasta vicinity of Hat Lake; Lassen Volcanic National Park 1996 Comment
  UC1553536  Chaenactis douglasii var. douglasii E. Dean 1988-7-13 131 Shasta Shasta City; w side of rd 38N10 going N to Red Mtn Comment
  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
  CAS-BOT-BC284533  Chaenactis glabriuscula var. heterocarpha Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC277655  Chaenactis glabriuscula var. megacephala Clarence Quick 1965-7-10 65 -01 Shasta Long Valley Plantation, N end of Long Valley, N. of Burney Comment
  JEPS28729  Chaenactis nevadensis George W. Gillett 1957-8-8 988 Shasta beyond first switchback above the Hemlock Flat (lower se slopes of Lassen Peak); Lassen Volcanic National Park, Lassen Peak 2651 Comment
  UC1036161  Chaenactis nevadensis George W. Gillett 1953-8-13 323 Shasta Reading Peak; Lassen Volcanic National Park, Reading Peak 2545 Comment
  JEPS44975  Chamaebatiaria millefolium W. L. Jepson 1914-8-11 5765 Shasta Upper Fall River Valley, ne of Dana, ne Shasta County Upper Fall River Valley 1036 Comment
  CHSC14184  Chamaesyce ocellata F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson; sw corner of Redding Municipal Airport in the bottom of an ephemeral pond. Comment
  CDA13507  Chamaesyce serpillifolia subsp. serpillifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13332 Shasta Lassen National Forest; Turnout on Hwy 89. About 2 miles N. of intersection of USFS 32N16. Comment
  UC127502  Chamaesyce serpyllifolia H. M. Hall and E. B. Babcock June, 1903 4212 Shasta near Fall River (ne part of county); Sierra Nevada Mtns 1066 Comment
  HSC101892  Cheilanthes cooperae Dana York 2013-4-10 3152 Shasta Shata-Trinity National Forest, North Gray Rocks, just above Shasta Caverns above Lake Shasta. 390 Comment
  JEPS104929  Cheilanthes gracillima Dean W. Taylor 1993-6-2 13552 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  JEPS60026  Cheilanthes gracillima W. L. Jepson 1927-6-22 12289 Shasta ridge n Hot Springs Valley; Lassen Peak 1828 Comment
  CAS-BOT-BC460982  Chenopodium atrovirens Hans Leschke 1960-8-8 1740 A Shasta Lassen Volcanic National Park, Below trail from ski hut to Crumbaugh Lake 1981 Comment
  RSA747339  Chenopodium botrys K. M. Meyer, A. Townesmith 2007-7-27 168 Shasta Shasta-Tritiny National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake 349 Comment
  JEPS94096  Chenopodium pumilio Vernon H. Oswald and Lowell Ahart 1998-9-8 9564 Shasta 1.3 mi. w. Hatchet Mt. Summit (Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi. w. of the 67 mi. post between Hillcrest and Burney) 1280 Comment
  UC914274  Chimaphila menziesii Verne Grant and Alva Grant 1947-7-13 8027 Shasta 2.9 mi. e. of Hatchet Creek on Hatchet Mt. Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  JEPS91071  Chorizanthe stellulata Dean W. Taylor 1993-5-25 13503 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  UCD110135  Chrysolepis sempervirens G. F. Hrusa 1996-5-2 12854 A Shasta Approx. 1/3 m. E of Hwy 44 on USFS Rd. 31NS17, and about 100 meters N of road. 1650 Comment
  UCD110147  Chrysolepis sempervirens D. Sanchez-Mata 1997-9-18 s.n. Shasta Mount Shasta-McCloud. Snowmans Hill. Ski Park (Mount Shasta) Road. Mount Shasta basis. 1700 Comment
  CDA35625  Chrysolepis sempervirens J. R. Keck Jr. 1978-9-1 PDR# 330070 Shasta South of Viola. 0 Comment
  RSA134771  Chrysothamnus nauseosus subsp. albicaulis Percy C. Everett, E. K. Balls 1959-10-21 23909 Shasta 2.9 miles N from entrance to Mt. Lassen National Park along State Hwy. 89 2256 Comment
  JEPS47001  Cicendia quadrangularis J. W. Blankinship 1911-4-21 Shasta Redding Comment
  SEINET3450956  Cicendia quadrangularis Lowell Ahart, John Dittes 2003-5-12 10156 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  UCD39151  Cicuta douglasii Beecher Crampton 1964-8-26 7182 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  UC511329  Circaea alpina subsp. pacifica Lyman Benson 1930-7-18 2208 Shasta e. Round Mt. (Hatchet Creek); N. Sierra Nevada, Hatchet Creek 1219 Comment
  CDA13554  Cirsium andersonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13380 Shasta Lassen National Forest; along USFS S16 approx. 3 miles W of Hwy 89. Comment
  SEINET10757949  Cirsium andersonii Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 861 Shasta Shasta-Trinity National Forest. 7.2 miles west of state route 299 on Fender's Ferry Road (Forest Service road 34N17). T34N R1W S6. 459 Comment
  CAS-BOT-BC285333  Cirsium andersonii Hans Leschke 1957-9-19 1523 Shasta Lassen Volcanic National Park. Trail near Swan Lake 2011 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
  OBI65285  Cirsium occidentale var. candidissimum David J. Keil 2004-7-10 30312 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 40.757'N x 121 deg. 23.994'W 1317 Comment
  OBI81548  Cirsium occidentale var. candidissimum Jill M. Bushakra, John Bushakra 2000-6-16 43 Shasta North side of hwy 299 7 miles West of Redding in Whiskytown unit. Pine and chaparral community. Along paved driveway in pile of broken concrete. 366 Comment
  CHSC116348  Cirsium occidentale var. venustum C. Yingst; A. Davy 2012-7-30 PDR 450 P06 Shasta Lake Shasta; Turtable road at Lower Deck Road; near I-5, USFS property. Comment
  CAS-BOT-BC285740  Cirsium vulgare Hans Leschke 1959-8-2 1586 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  CAS-BOT-BC439044  Cistanthe monosperma Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  CAS-BOT-BC228940  Cistanthe umbellata Marcus E. Jones 1897-7-8 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC228992  Cistanthe umbellata A. W. Kramer 1930-8-22 29 Shasta Prospect Pk., Lassen National Park Comment
  RSA0049677  Cistus incanus Dean Wm. Taylor 2012-5-1 21184 Shasta Shasta Lake, along Packers Bay Road just near the Waters Gulch trailhead 425 Comment
  LA206029  Clarkia borealis Peter H. Raven; 1959-7-3 sn Shasta O'Briens, Craigs Landing, Shasta Lake Comment
  LA97375  Clarkia borealis subsp. arida Ernie Small; 1967-7-21 206 Shasta State Hwy 44 E of Redding, 1.2 mi E of intersection with county rd A17, 7.7 mi W of Shingletown 518 Comment
  CHSC33520  Clarkia borealis subsp. borealis Craig Martz 1981-6-26 7 Shasta S of Lamoine. Comment
  JEPS90040  Clarkia borealis subsp. borealis Dean W. Taylor 1987-6-9 9039 Shasta on road to Hogback Lookout from Potem Creek (Bluejay Mountain, Pit River drainage); Bluejay Mountain, Pit River drainage 685 Comment
  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
  CAS-BOT-BC162508  Clarkia gracilis subsp. gracilis D. E. Breedlove 1962-6-11 3392 A Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC163391  Clarkia purpurea subsp. purpurea L. E. Smith 1913-5-28 321 Shasta Anderson Comment
  UC1731485  Clarkia purpurea subsp. quadrivulnera Dean W. Taylor 1996-6-15 15666 Shasta Backbone Ridge in the watershed draining to Seaman Gulch; about 16 air miles NE of Redding (2 miles W of Ingot); Shasta Trinity National Forest, Flora of the Pit River Canyon Region. 533 Comment
  UC930750  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1912-7-25 1405 Shasta Pitt to Baird Comment
  SEINET10453168  Clarkia rhomboidea Mary Merello 1993-6-26 Merello 729 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  UC1730251  Clarkia rhomboidea L. P. Janeway 1995-7-8 4844 Shasta 1.0 mi SW of the western end of Iron Canyon Reservoir (1.0 mi straight S of Coyote Peak) 960 Comment
  UCD123133  Clarkia rhomboidea Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7387 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC164961  Clarkia rhomboidea D. E. Breedlove 1962-6-11 3392 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  HSC48500  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9686 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC1059055  Claytonia lanceolata Mary W. Twight 1956-6-9 51 Shasta 3 mi up Echo Lake trail (canyon of the middle fork of Castle Creek) 762 Comment
  RSA0080493  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD111928  Claytonia parviflora Christopher Mallek 2008-1 AC1- 11 Shasta Ash Creek. 876 Comment
  CHSC14130  Claytonia rubra subsp. rubra L. V. Ritter 1969-4-19 198 Shasta E side Forward Rd., 8 mi. ne of Manton. Comment
  CHSC93296  Claytonia rubra subsp. rubra R. Fischer 2005-4-20 650 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off Juniper Trail ca. half mile northeast of camp 7 in an Oregon White Oak/ Calif. Blackoak woodland. 1028 Comment
  UCR206317  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2009-6-14 15022 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CDA24210  Clematis lasiantha J. R. Keck Jr. 1978-5-2 PDR# 330028 Shasta Black Butte Road and Lack Creek, near Shingletown. 0 Comment
  CHSC89658  Clematis lasiantha R. Fischer 2004-7-5 318 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Found next to Lava Springs Trail, E of old Ranger Station, at edge of woods and mdw. 1010 Comment
  HSC84323  Clematis lasiantha J. P. Smith, Thomas W. Nelson 1982-5-15 10433 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  JEPS60548  Clematis lasiantha Mrs. C. F. Rose 1935-4-21 26 Shasta 15 mi. n.w. Redding Comment
  UC1125958  Clematis lasiantha P. L. Johannsen 1932-5-25 77 Shasta 1/2 mi. e Morley; Redding Quad. 335 Comment
  CAS-BOT-BC91526  Clematis lasiantha A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 38 Shasta Beegum Creek Trail, along Highway 36 on the Shasta/Tehama border. 396 Comment
  HSC47106  Collinsia parviflora Sheila Logan 1978-5-13 126 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC1537423  Collinsia parviflora Gordon H. True Jr. 1938-5-23 921 Shasta near Lake Britton 853 Comment
  UCR11985  Collinsia parviflora Blanche Clear 1940-7-26 s.n. Shasta Crescent Cliffs Trail, Lassen Volcanic Park 2519 Comment
  UCR208981  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta East side of Highway 299, 2 miles southwest of Pit River crossing 915 Comment
  UCD123640  Collinsia parviflora G. F. Hrusa 1992-5-3 10491 Shasta under powerlines to north of Big Bend. Comment
  RSA780082  Collinsia torreyi Lyman Benson 1930-7-18 2203 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  POM42876  Collinsia torreyi var. wrightii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC99784  Collomia grandiflora Lowell Ahart; John Dittes 2008-6-19 14847 Shasta Around scattered oak trees about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  SBBG16524  Collomia grandiflora D. Myrick 1961-6-22 327 Shasta Hwy 89, S of Burney Falls 914 Comment
  HSC46993  Collomia heterophylla Diane L. Reed 1978-5-13 107 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC879762  Collomia heterophylla A. A. Heller 1916-6-24 12443 Shasta between McCloud River and Sacramento River (gravelly places along hwy grade) Comment
  RSA304665  Collomia heterophylla D. H. Wilken, D. M. Smith 1971-6-15 9934 Shasta Pollard Flat Campground, 9 miles north of Loftus 457 Comment
  UC1036235  Collomia larsenii George W. Gillett 1953-8-27 356 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 2865 Comment
  UC1540118  Collomia larsenii Dean Wm. Taylor and Ingrid Olmstead 1974-7-31 4686 Shasta vicinity Magee Peak (n slope of ridge); Lassen National Forest, Thousand Lakes Wilderness; NE1/4 2511 Comment
  SEINET10837192  Collomia tinctoria Mary Susan Taylor 1980-6-25 Taylor 2949 Shasta T38N R2W nw sec 27 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; on limestone talus, s-facing slope, on 38N11, ca. 0.5 mi S of McCloud Reservoir Dam, ca. 4 mi S of Wyntoon. With J. Prouty. 732 Comment
  UCD112032  Comandra umbellata Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  CAS-BOT-BC180412  Comandra umbellata subsp. californica Alice Eastwood 1912-6-29 1026 Shasta Goose Valley Comment
  HSC39208  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1976-5-9 8711 Shasta Whiskeytown National Recreational Area. Comment
  CAS-BOT-BC180408  Comandra umbellata subsp. californica C. L. Hitchcock 1940-5-24 6557 Shasta on Hat Creek, ca 20 miles W of Fall River Hills Comment
  UCD138915  Corallorhiza maculata Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. 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
  JEPS66515  Cordylanthus pilosus subsp. hansenii L. R. Heckard and T. I. Chuang 1971-8-15 2772 Shasta 2 mi e Millville junction (along route 44) 274 Comment
  JEPS66532  Cordylanthus pilosus subsp. pilosus L. R. Heckard 1971-8-28 2787 Shasta 17 mi w Redding (along route 299, 1.8 mi w of French Gulf junction); North Coast Range 548 Comment
  RSA181942  Cordylanthus pringlei Freed W. Hoffman 1949-7-19 3038 Shasta One mile west of Regan Meadow Camp. SW Shasta Co. Comment
  CHSC114654  Cordylanthus tenuis V. Long; A. Long, D. Long 1992-8-14 8 -15 Shasta Castle Crags State Park. Alongside trail to Castle Dome, just before junction with trail to Indian Springs on east side of trail and down west facing slope. Comment
  RSA0059215  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson, Richard E. Brainerd 2010-8-6 16235 Shasta Lassen National Forest; Red Mountain, along road 34N19. Study site 21. 1434 Comment
  UC26335  Cordylanthus tenuis subsp. viscidus Milo S. Baker 1893-6 Shasta Pinewood Bear Valley Mts. 1828 Comment
  JEPS50108  Cornus glabrata W. I. Follette 1935-6-1 Shasta mouth of Nosoni Creek (McCloud R.); McCloud R. 304 Comment
  RSA789612  Cornus glabrata R. W. Spjut, Paul Burchstead 2008-6-9 16332 Shasta Northern Valley Oak Woodland-Chaparral. Shasta Trinity National Forest: Salt Creek Road west of I-5, Haycock Park, Nelson Point Creek Road and also another road to the north. 402 Comment
  SD104434  Cornus nuttallii Reid Moran 1978-6-24 26052 Shasta On forested east slope, Little Roaring Creek. 775 Comment
  UC21520  Cornus nuttallii M. S. Baker and Frank Nutting 1894-5-24 Shasta Hatchet Creek Mts. Comment
  CAS-BOT-BC212043  Cornus nuttallii G. D. Hanna; M. M. Hanna 1956-6-3 s.n. Shasta Hatchet Mt. Comment
  POM172670  Cornus nuttallii Franklin P. Nutting 1894-5-24 s.n. Shasta Hatchet Creek Mts. Comment
  CAS-BOT-BC210382  Cornus sericea Alice Eastwood 1912-6-29 944 Shasta Goose Valley Comment
  CHSC88735  Cornus sericea subsp. sericea R. Fischer; J. Marr 2004-5-25 249 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on n.e. shore of Big Lake. 1008 Comment
  JEPS87570  Cornus sessilis Vernon H. Oswald and Lowell Ahart 1994-5-12 6198 Shasta w. side of Sacramento R. arm of Shasta lake (Sugarloaf Creek Trail ca. 1.75 mi. n.w. of trailhead located on Lakeshore Dr. (35N08)); Sacramento R. arm of Shasta lake 441 Comment
  CAS-BOT-BC401850  Corydalis caseana subsp. caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mountain, N. Sierra Nevada, Hatchet Creek 1219 Comment
  CAS-BOT-BC180185  Corylus cornuta subsp. californica A. A. Heller 1914-8-25 11699 Shasta 15 miles S of Delta on the Pacific Highway Comment
  CHSC105711  Crassula tillaea Julie Kierstead Nelson 2006-5-10 2006 -10 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  POM301620  Crataegus castlegarensis Carl B. Wolf 1941-7-25 11071 Shasta along the Fall River, 1 miles NW of Fall River Mills 976 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
  CHSC93337  Crepis bakeri R. Fischer 2005-5-23 483 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road. This mdw. area is near the old McArthur Swamp lands. 1013 Comment
  RSA712551  Crepis bakeri R. Fischer 2005-5-23 0483 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road, near the old McArthur Swamp lands 1014 Comment
  UC581319  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2388 Shasta Saddle Mt west of Fall River Mills. 1310 Comment
  UC2027199  Crepis occidentalis Anthony Baniaga 2011-6-18 373 Shasta Lassen National Forest. Along 6R201, W of Bidwell Pond. Murken Bench quadrangle Comment
  CHSC88310  Crepis occidentalis subsp. occidentalis R. Fischer; J. Marr 2004-5-23 194 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail. At edge of meadow on the western shore of the southern end of Big Lake. 1010 Comment
  JEPS128449  Crucianella angustifolia Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -048 Shasta Packers Bay, north shore of Shasta Lake, west of I-5. Comment
  JEPS90295  Cryptantha crinita Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-24 9454 Shasta dry bed of Dry Creek (at Dersh Road, Upper Sacramento Valley, Millville Plains, under PG&E high-voltage electrical transmission lines); Upper Sacramento Valley, Millville Plains 134 Comment
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Oct 7 2013
  UC763039  Cryptantha crinita R. F. Hoover 1942-5-20 5875 Shasta 7 mi e Redding Comment
  UC1736023  Cryptantha intermedia var. intermedia Dean W. Taylor 1993-6-16 13671 Shasta Bully Choop Road, ca. 1.3 miles N of Junction with A16 (Paskenta Road) 731 Comment
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Apr 11 2016
  CHSC107404  Cryptantha milobakeri Jake Ruygt 2009-5-25 5421 d Shasta McArthur-Burney Falls State Park. 850 Comment
  JEPS90320  Cryptantha milobakeri Dean W. Taylor 1993-4-30 13386 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  JEPS121715  Cryptantha rostellata Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  HSC103596  Cryptantha simulans Thomas W. Nelson, Jane Nelson 1986-6-23 8135 Shasta Along State Route 44, .7 mi. from Old Station near foot of steep grade Comment
  CDA13010  Cryptantha torreyana G. F. Hrusa, T. D. Wilfred 1996-6-1 12940 Shasta Lassen National Forest; Near forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  UC1543873  Cryptogramma cascadensis Harold and Virginia Bailey 1948-8-27 2939 c Shasta Lassen Peak Trail Lassen Volcanic Nat'l Park, Lassen Peak Trail 2590 Comment
  CAS-BOT-BC85647  Cupressus bakeri Oliver V. Matthews 1939-7-24 44 Shasta Burney Spring Grove, Burney Spring Region 1767 Comment
  UC1086212  Cupressus bakeri C. McMillan 1950-8-23 1580 Shasta 9 mi e of Hat Creek Ranger Station (Burney Springs at Cypress Campground); Burney Springs Comment
  SEINET11052402  Cupressus bakeri D. Charlet, T. Charlet 1996-11-24 2338 Shasta Cascade Range, between Freaner Peak and Burney Mountain, 11.5 road miles from junction of Hwy 89 and Tamarack Camp Road. 1494 Comment
  CAS-BOT-BC80737  Cupressus macnabiana R. C. Bacigalupi 1934-5-29 2386 Shasta Along road off U.S. 99, leading to Kennett, at summit of grade down the Sacramento River [canyon] Canyon Comment
  RSA40889  Cupressus macnabiana C. B. Wolf 1944-10-28 11474 Shasta 1 mile from Whiskeytown on road to Redding, above Clear Creek 305 Comment
  RSA40894  Cupressus macnabiana C. B. Wolf 1944-10-28 11474 Shasta 1 mile from Whiskeytown on road to Redding, above Clear Creek 305 Comment
  UC566002  Cupressus macnabiana R. W. Lundh 1932-11-18 182 Shasta 1/2 mi se Whiskey Town; Weaverville Quadrangle 335 Comment
  CAS-BOT-BC80742  Cupressus macnabiana William R. Dudley 1899-8-19 11 Shasta near Clear Creek, 4 1/2 miles west of Shasta P.O. 365 Comment
  POM128188  Cupressus macnabiana W. R. Dudley 1899-8-19 s.n. Shasta 4.5 miles west of Shasta P.O. Comment
  JEPS47124  Cuscuta californica J. W. Blankinship 1911-6-6 Shasta Redding Comment
  JEPS47122  Cuscuta campestris J. W. Blankinship 1909-7-14 Shasta Redding Comment
  JEPS47123  Cuscuta campestris J. W. Blankinship 1909-9-15 Shasta Redding Comment
  JEPS90813  Cuscuta howelliana Dean W. Taylor 1988-8-8 10026 Shasta between Goose Valley and Burney Valley 3.5 mi nnw from Burney (Modoc Plateau); Modoc Plateau 975 Comment
  UC1540150  Cuscuta indecora Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9216 Shasta 0.7 mi s Burney Falls State Park (along Highway 89, extreme ne portion of Shasta County); Burney Creek 1341 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
  SEINET10873863  Cymopterus terebinthinus var. californicus Mary Merello 1993-6-23 Merello 706 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
  HSC72269  Cynoglossum grande J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9639 Shasta Beegum Creek at Beegum Campground. 610 Comment
  UCD112268  Cynosurus echinatus Christopher Mallek 2008-5-8 AC4- 23 Shasta Ash Creek. 876 Comment
  UCD141204  Cyperus niger Tofsrud 1948-9-1 s.n. Shasta about 2 miles south of Redding. Comment
  JEPS64120  Cyperus squarrosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  UCD141159  Cyperus strigosus Malcolm A. Nobs; S. Galen Smith 1949-7-19 1011 Shasta 1 mile north of Anderson. Comment
  CHSC93052  Dactylis glomerata R. Fischer 2005-7-22 469 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along main park road between Crystal Springs and Ya-She at edge of a small meadow near a mix of YPF-oak-brush woodlands that comprised the shoreline cover of the nearby waterway. 1008 Comment
  JEPS28310  Danthonia californica var. americana George W. Gillett 1957-8-4 975 Shasta near Lily Pond; Lassen Volcanic National Park, Manzanita Lake area 1783 Comment
  UC501560  Danthonia californica var. americana Frank W. Peirson 1932-7-13 10107 Shasta s Burney; 1000-Lake Basin 1950 Comment
  CDA11370  Danthonia unispicata G. F. Hrusa 1991-6-25 8468 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills. Comment
  UC1558246  Danthonia unispicata Harold and Virginia Bailey 1948-8-25 2981 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCD61348  Danthonia unispicata Freed W. Hoffman 1946-6-3 1801 Shasta Burney Park. Comment
  HSC47002  Darmera peltata Sheila Logan 1978-5-13 128 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC420652  Darmera peltata Elmer I. Applegate 1921-9-16 3393 Shasta Castle Craggs, Sacramento River. Comment
  UC73418  Datisca glomerata Misses Jones and Alexander 1902-6-24 Shasta Spring Camp Comment
  JEPS88159  Daucus pusillus V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7915 Shasta w. Platina (Harrison Gulch Rd. 3.7 mi. (odometer) n. of Hwy. 36); High North Coast Ranges 1066 Comment
  HSC85744  Delphinium depauperatum J. P. Smith, J. O. Sawyer 1982-5-8 10376 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  HSC37488  Delphinium hesperium M. G. Schmidt 1976-4-21 21 Shasta Along Hwy. 36, 10 mi. W of Red Bluff Comment
  UC118594  Delphinium hesperium subsp. pallescens H. E. Brown May 15 1897-May 28 1897 207 Shasta near Pit River Ferry 213 Comment
  CHSC27878  Delphinium nudicaule Robin Ondricek 1978-4-21 9 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 597 Comment
  JEPS90894  Delphinium nudicaule Dean W. Taylor 1993-5-26 13511 Shasta 3 mi ne of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley, Modoc Plateau); Modoc Plateau, Burney Valley 1005 Comment
  UC854160  Delphinium nudicaule C. L. Hitchcock 1940-5-24 6548 Shasta on creek ca 20 mi w Fall River Mills; Hat Creek Comment
  CAS-BOT-BC9842  Delphinium nudicaule A. L., Mrs. Coombs 1912-6-1 s.n. Shasta Baird Comment
  CAS-BOT-BC9845  Delphinium nudicaule L. E. Smith 1913-4-11 33 Shasta between Hermett and Pitt railroad track Comment
  CHSC93060  Delphinium nuttallianum R. Fischer 2005-4-17 511 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing on the north rim of a conic depression pond located west of Big Lake. 1013 Comment
  UC1036292  Delphinium nuttallianum George W. Gillett 1952-7-29 135 Shasta along creek on trail to Paradise Meadow; Lassen Volcanic National Park, vicinity of Hat Lake, Hat Cre 2103 Comment
  UC467756  Delphinium nuttallianum Milo S. Baker 1900-5-2 Shasta near Afterthought Mine Comment
  CAS-BOT-BC116140  Delphinium nuttallianum George Wilson Gillett 1957-7-1 620 Shasta Old emigrant trail north of Noble Pass 1877 Comment
  SJSU547  Delphinium nuttallianum C. W. Sharsmith 1964-6-17 7278 Shasta Lassen Hwy, 2 mi E of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  UC467757  Delphinium nuttallianum Milo S. Baker 1898-7-9 345 Shasta Tamarack Road near Kentuck's Comment
  POM259990  Delphinium variegatum subsp. variegatum C. L. Hitchcock 1940-5-17 6453 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC83032  Dendromecon rigida Mrs. D. B. McAllister 1918-4-29 10 Shasta Ydalpom [Ydaloom]. Comment
  UC54479  Dendromecon rigida H. M. Hall and E. B. Babcock June, 1903 4011 Shasta Salt Creek Basin Upper Sacramento Valley 457 Comment
  UC1543782  Deschampsia cespitosa Harold and Virginia Bailey 1948-8-25 3018 Shasta Summit Lake Lassen Volcanic Nat'l Park, Summit Lake 2040 Comment
  UC726507  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta margin of Echo Lake Echo Lake; Lassen Volcanic Nat'l Park, Echo Lake Comment
  UCD61240  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta Near the margin of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  HSC100242  Deschampsia danthonioides J. P. Smith 2010-6-10 12916 Shasta Along Hwy. 299 W of Burney 981 Comment
  JEPS68499  Deschampsia danthonioides Mary Alice King 1912-1 Shasta Anderson Comment
  OBI77281  Deschampsia danthonioides Anthony Baniaga 2011-6-17 360 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  UCD62797  Deschampsia danthonioides W. R. Powell 1961-5-24 Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  CHSC114563  Dicentra formosa Jennifer Chambers 1995-5-24 Shasta Shasta-Trinity National Forests; Harrison Gulch; Middle Fork Cottonwood Creek. 800 Comment
  CAS-BOT-BC402461  Dicentra formosa subsp. formosa Rodney Gregg 1948-5-27 s.n. Shasta Shasta Dam 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
  HSC75404  Dichelostemma capitatum subsp. capitatum Teresa Prendusi 1977-3-26 140 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  HSC87085  Dichelostemma capitatum subsp. capitatum Pat Daly, Rudy Galindo 1988-3-26 13 Shasta 17.5 mi. E of Tehama County line on Hwy. 36 183 Comment
  SEINET7067190  Dichelostemma congestum A. G. Vestal 1947-5-2 s.n. Shasta About 4 miles east of Redding. Coordinate datum: NAD27. UTM Zone 10, 545226mE, 4493199mN. Comment
  UCD147027  Dichelostemma congestum Robert E. Preston 2012-5-5 2873 Shasta 1.5 mi E of Igo, along Cloverdale Trail. 278 Comment
  SEINET10833772  Dichelostemma congestum A. Arthur Heller 1905-5-26 Heller s.n. 1905 Shasta Near Redding Comment
  CHSC9466  Dichelostemma ida-maia G. Strausbaugh 1970-5-30 91 Shasta Sunny, dry mostly open spaces ca. 15 ft. above water on e. bank of first cove nw of Brandy Creek Swimming Area. 373 Comment
  CAS-BOT-BC502186  Dichelostemma ida-maia Scupham 1877-5-1 s.n. Shasta McCloud river Comment
  CHSC7134  Dichelostemma multiflorum D. Russell Droege 1969-4-20 22 Shasta Cottonwood to Viola road (A17) 9 1/2 mi from Cottonwood on s side of road. 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
  UCD123084  Dichelostemma multiflorum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7371 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC502653  Dichelostemma multiflorum C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding 152 Comment
  SEINET3885704  Dichelostemma pulchellum Jeffrey Huber 1971-6-10 289 Shasta 15 mi. S. of Weed, on I-5.; 0 Comment
  JEPS122370  Dieteria canescens Joseph Broberg 2012-9-6 CA 320 -131 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road until it you reach burned and logged area. Turn left onto road that goes to Lion's reservoir. Collection is on both sides of road in a sandy cleared area Comment
  JEPS28811  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1156 Shasta flats w and n Crescent Crater; Lassen Volcanic National Park 2362 Comment
  POM257286  Digitaria sanguinalis Virginia Long 1931-8-8 99 -a Shasta Anderson 132 Comment
  SEINET186018 Image available Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson. 130 Comment
  CDA20222  Diodia virginiana E. Finley 2003-9-1 PDR 1035526 Shasta Northern California; 6395 Leonard Rd./St., Redding. 0 Comment
  CAS-BOT-BC153789  Diplacus angustatus Alice Eastwood; John Thomas Howell 1934-4-21 1812 Shasta Charlie Creek Comment
  OBI59440  Diplacus jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic Natl Park. 0.1-0.2 mi N of turnoff for Summit Lake Ranger Station along hwy 89 2045 Comment
  SBBG98581  Diplacus jepsonii D. M. Thompson 1989-7-1 1033 Shasta 0.1-0.2 N of turnoff from Summit Lake Ranger Station along Hwy 89 2045 Comment
  CAS-BOT-BC153293  Diplacus kelloggii Alice Eastwood 1912-7-1 804 Shasta Burney Falls Comment
  CAS-BOT-BC153443  Diplacus layneae G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2419 Shasta On south side of Red Mountain 1737 Comment
  CAS-BOT-BC153436  Diplacus layneae Barrett Anderson 1986-7-9 3112 Shasta Clark Creek Rd just W of Hwy 89 975 Comment
  CAS-BOT-BC153437  Diplacus layneae Mrs. H. C. Cantelow 1940-5-30 s.n. Shasta About 5 mi. E. of Burney Comment
  CAS-BOT-BC153439  Diplacus layneae E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC151863  Diplacus mephiticus Clarence R. Quick 1962-6-17 62 -32 Shasta Devil's Half Acre, 1/2 mile east of Hwy. 89 on Hwy. 44 1310 Comment
  SD104445  Diplacus torreyi Reid Moran 1978-6-25 26087 Shasta Little Roaring Creek 725 Comment
  CHSC68727  Diplacus tricolor Vernon H. Oswald 1997-5-20 8471 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  CAS-BOT-BC151322  Diplacus tricolor G. Schoolcraft 1988-5-11 1795 Shasta Little Hot Springs Valley about 3 mi. s. of Day 1051 Comment
  JEPS117847  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -29 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 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
  UC673489  Dodecatheon hendersonii Dorothy Tebbe 1930-3-26 30 Shasta on highway near Redding; near Redding 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
  CDA10969  Downingia elegans G. F. Hrusa 1991-6-25 8455 Shasta Pit River Drainage; Upper Lake Britton, Sand Pit road, approx. 3 m. E of Hat Creek crossing on Hwy 299. Comment
  HSC26588  Downingia elegans D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19141 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UCD55101  Downingia elegans Dan Marcum 1978-6-26 s.n. Shasta Sent in for identification by Dan Marcum, farm advisor, UC Cooperative Extension; Shasta-Lassen County. Comment
  UC1188732  Downingia montana John H. Weiler 1959-6-28 59205 Shasta 2.9 mi s Shasta-Siskiyou County line (along State Highway 89); Dickson Flat Comment
  UC596037  Downingia montana R. F. Hoover 1936-5-22 1203 Shasta 3 mi e Redding Comment
  UC726430  Downingia montana A. A. Heller 1941-5-30 16155 Shasta 3 mi ne Redding Comment
  CAS-BOT-BC42078  Draba aureola J. G. Lemmon 1872-6-22 s.n. Shasta Summit of Lassen Peak. Comment
  CAS-BOT-BC42083  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. On area south of 1915 Black Dacite flow. 3169 Comment
  CHSC65637  Draperia systyla L. P. Janeway 1995-7-8 4847 Shasta Along Road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Southwest-facing road cutbank. 1341 Comment
  JEPS95597  Draperia systyla Vernon H. Oswald and L. Ahart 1994-5-12 6205 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, 0.1 mi SE of Sugarloaf Creek Bridge 365 Comment
  SJSU500  Drymocallis glandulosa G. Witherspoon 1940-6-23 2083 Shasta Hat L, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC159432  Drymocallis glandulosa var. glandulosa Alice Eastwood; John Thomas Howell 1934-4-21 1824 Shasta Baird Comment
  UC1036294  Drymocallis lactea var. austiniae George W. Gillett 1952-7-29 137 Shasta above lake near trail to Paradise Meadow; Lassen Volcanic National Park, vicinity of Hat Lake 2103 Comment
  UCD60741  Echinochloa colona Beecher Crampton 1964-8-26 7189 Shasta Castle Crag. Ditch along the railroad. Comment
  RSA71288  Eleocharis bella L. S. Rose 1951-9-2 51174 Shasta Lassen Volcanic National Park. Manzanita Lake. Comment
  CHSC77472  Eleocharis engelmannii G. Schoolcraft 1996-7-3 2530 Shasta 7 miles n. of Burney near Burney Creek. 944 Comment
  CHSC96180  Eleocharis macrostachya R. Fischer 2006-7-23 890 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
  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
  CDA14151  Elodea canadensis G. F. Hrusa, T. Holmes 1997-6-18 13865 Shasta Fall River; Common colonial aquatic in the Fall River upstream from Glenburn. Comment
  RSA91972  Elymus X hansenii F. W. Peirson 1932-7-14 10103 Shasta Thousand-Lake Basin 1951 Comment
  UC769910  Elymus caput-medusae R. F. Hoover 1206 Shasta Bed of Stillwater Creek, east of Redding Comment
  UCD61587  Elymus elymoides P. B. Kennedy 1926-5-30 Shasta Cottonwood Creek, Beegum. Comment
  CAS-BOT-BC227893  Elymus elymoides John Thomas Howell 1960-8-19 36176 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  UC1024820  Elymus elymoides subsp. elymoides Leo Whitney 1935-6-20 3255 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UC1543872  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-27 3047 a Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC1558241  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-25 3002 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCD62321  Elymus glaucus Lewis S. Rose 1945-9-8 45269 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  UCD95009  Elymus multisetus L. Y. Leonard 1919-6-16 X 3106 Shasta Redding. Comment
  SJSU11281  Elymus spicatus S. H. Casey 1980-6-21 1174 Shasta along Burney Creek, State Route 89, 2 mi S of McArthur Burney State Park, northeastern Shasta County. Comment
  CHSC88793  Epilobium ciliatum subsp. ciliatum R. Fischer 2004-7-3 298 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at water edge of w. shore, n end, of Big Lake. 1008 Comment
  JEPS38203  Epilobium densiflorum W. L. Jepson 1914-8-10 5748 Shasta Upper Fall River Valley 1036 Comment
  JEPS87711  Epilobium minutum Vernon H. Oswald and Lowell Ahart 1994-6-14 6275 Shasta 5.4 mi w Castle Crags Sate Park - Shasta National Forest boundary (Forest Rd 25, at a branch of Castle Creek); Castle Creek 1234 Comment
  JEPS95622  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-4-27 6129 Shasta 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
  UCD106519  Epilobium minutum G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7796 Shasta Salt Creek. 381 Comment
  OBI12146  Epilobium pallidum Robert F. Hoover 1968-5-28 11124 Shasta Clough Crk at Old Alturas Rd Comment
  SBBG60241  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta ca. 2 mi NE of Redding Comment
  UCD50256  Epilobium saximontanum Christopher Hammersmark 2004-7-1 s.n. Shasta Bear Creek Meadow, meadow/flood plain very close to the headquarters of the Fall River in the northwest corner of the Fall River Valley in the northeastern corner of Shasta County. 1005 Comment
  CHSC118574  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21408 Shasta Bottom and sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  JEPS96816  Epipactis gigantea Dean W. Taylor 1993-6-15 13644 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  CHSC96297  Equisetum arvense R. Fischer 2006-5-12 908 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the eastern shore, north end, of Big Lake on the edge of a grassy meadow. 1007 Comment
  POM119661  Equisetum arvense Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  UC62616  Equisetum laevigatum Baker and Nutting 1894-5-22 Shasta <Nlorley's> Station <Nlorley's> Station Comment
  CAS-BOT-BC204445  Eragrostis cilianensis Virginia E. Long 1932-7-12 188 a Shasta Anderson (2 mi. N. of) 131 Comment
  SEINET10558911  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 Long 198 a Shasta 2 mi N of Anderson. Along irrigation ditch with Syntherisma sanguinalis and Echinochloa crusgalli. 132 Comment
  CAS-BOT-BC181708  Eremogone kingii var. glabrescens Hans Leschke 1957-7-13 765 Shasta Talus below Sifford Lakes - Lassen Volcanic National Park Comment
  CDA10977  Eriastrum signatum G. F. Hrusa 1991-6-25 8465 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton. on Sand Pit Rd. Comment
  UC1540162  Ericameria bloomeri Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9230 Shasta between Pit and McCloud rivers; Stouts Meadow 1645 Comment
  CAS-BOT-BC298125  Ericameria nauseosa var. oreophila E. R. Johnson 1928-8-31 s.n. Shasta Big Valley S of Lookout Comment
  CAS-BOT-BC299444  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-22 36343 Shasta Manzanita Lake 1783 Comment
  JEPS28778  Ericameria nauseosa var. speciosa George W. Gillett 1957-8-15 1077 Shasta n saddle of crater rim Crescent Crater; Lassen Volcanic National Park, Crescent Crater 2438 Comment
  UC1174973  Ericameria nauseosa var. speciosa P. C. Everett and E. K. Balls 1959-10-21 23909 Shasta 2.9 mi n from entrance to Mt. Lassen Natl. Park (along State Hwy. 89) 2255 Comment
  UCR57486  Ericameria parryi var. latior R. D. Goeden, Don W. Ricker 1989-8-24 35 Shasta Lassen National Forest, forest road #26, southeast of Burney Mountain 1409 Comment
  UC334764  Erigeron compositus J. G. Lemmon and wife 1874-9-1 Shasta Lassen's Peak Comment
  CHSC89777  Erigeron divergens R. Fischer; J. Marr 2004-8-15 407 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail on western shore of Big Lake. On mdw/roadbed. 1011 Comment
  CAS-BOT-BC300701  Erigeron glacialis var. glacialis Tom Pucci 1960-7-21 s.n. Shasta Lassen Park Comment
  CAS-BOT-BC295381  Erigeron inornatus Barrett Anderson 1986-7-8 3110 Shasta Rte 299 1.6 km E of Burney 930 Comment
  UC1873021  Erigeron inornatus var. inornatus David Keil 2004-7-10 30311 Shasta Along California Route 44 E of Old Station. Lassen National Forest. 1316 Comment
  UC501448  Erigeron inornatus var. inornatus Frank W. Peirson 1932-7-17 10336 Shasta Wallace Ranch Goose Valley 914 Comment
  CAS-BOT-BC295469  Erigeron lassenianus var. lassenianus Hans Leschke 1962-8-5 1854 Shasta Lassen Volcanic National Park. Diamond Pk. north slope above Highway 2346 Comment
  CAS-BOT-BC295509  Erigeron linearis James T. Vale 1980-6-8 s.n. Shasta Pitt River bridge Comment
  UC1558220  Erigeron peregrinus Harold and Virginia Bailey 1948-8-27 2936 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Upper Kings Creek Meadow 2225 Comment
  CAS-BOT-BC300079  Erigeron philadelphicus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags 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
  RSA401511B  Eriodictyon californicum Bonnie C. Templeton 1960-6-16 8508 Shasta N of Lake Britton. Comment
  CDA40324  Eriodictyon californicum T. C. Fuller 1962-5-17 8723 Shasta West of Hwy 99 at south end of Pit River Bridge, Shasta Lake. 0 Comment
  SEINET3836450 Image available Eriogonum baileyi var. baileyi Frank W. Peirson 1934-7-8 Shasta Whiskey Creek Comment
  JEPS112799  Eriogonum congdonii Dean W. Taylor 1988-8-11 10033 Shasta Pit River watershed; saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  SBBG1474  Eriogonum dasyanthemum H. and M. Dearing 1939-6-28 3747 Shasta 45 mi SW of Redding, rd to Wildwood Comment
  JEPS56151  Eriogonum luteolum var. luteolum W. L. Jepson 1914-8-11 5766 Shasta Upper Fall River Valley 1036 Comment
  HSC40173  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1976-8-1 3126 Shasta Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow Comment
  SEINET7064410  Eriogonum nudum var. nudum A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium. Ca. 7.5 miles southwest of Redding. (NAD83/WGS84). UTM Zone 10, 544138mE, 4485869mN. 256 Comment
  CHSC65821  Eriogonum nudum var. pubiflorum L. P. Janeway 1995-7-2 4827 Shasta Along road to 'Pit 6 Dam' 3.7 mi west of Big Bend Road. On road cutbank on east side of canyon of Pit River between Cape Horn Creek and Short Creek. 640 Comment
  JEPS56614  Eriogonum nudum var. pubiflorum W. L. Jepson 1914-8-10 5754 Shasta Upper Fall River Valley 1036 Comment
  UC1334499  Eriogonum nudum var. pubiflorum Dorothy E. Beetle 1941-6-30 69 Shasta the Manzanita road at Hat Creek Lassen Nat'l Forest, Hat Creek Comment
  UC485766  Eriogonum nudum var. pubiflorum H. F. Copeland 1932-8-15 Shasta Lost Creek below Raker Peak; Mt. Lassen, Lost Creek 1889 Comment
  UCR270276  Eriogonum ovalifolium John F. Emmel 2003-8-1 1803 Shasta North Coast Range, ridges to east of Bully Choop Mountain, c. 20 air miles west of Redding, near Trinity County line 1951 Comment
  UC485730  Eriogonum pyrolifolium H. F. Copeland 1931-8-9 1441 Shasta Mt. Lassen 2590 Comment
  UC85676  Eriogonum pyrolifolium Mrs. R. M. Austin 1883-1 Shasta Lassen's Peak Comment
  SEINET6165580 Image available Eriogonum pyrolifolium Sally Walker 1987-1 s.n. Shasta Beyond end of road, Mt. Shasta 2438 Comment
  RSA197045  Eriogonum sphaerocephalum var. halimioides Noel Holmgren, James L. Reveal 1966-6-9 2681 Shasta US 97, 5.5 mi. south of Macdoel, 35 mi. norh of Weed. 1341 Comment
  CAS-BOT-BC262751  Eriogonum strictum var. anserinum Alice Eastwood; John Thomas Howell 1940-6-11 7919 Shasta Near Fall River Mills 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
  CAS-BOT-BC267524  Eriogonum umbellatum A. A. Heller 1914-8-29 11745 Shasta Near Castle Crag on the Pacific Highway. Along the Sacramento River near Castella 609 Comment
  UC157922  Eriogonum umbellatum var. dumosum Milo S. Baker 1898-7-4 268 Shasta near Cow Creek Comment
  UC849383  Eriogonum umbellatum var. dumosum Alice Eastwood 1912-7-24 1375 Shasta river bed, Castella Castella Comment
  HSC101645  Eriogonum umbellatum var. nelsoniorum J. P. Smith 2010-6-25 12973 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  RSA420582  Eriogonum umbellatum var. polyanthum Edwin Kline 1926-12 s.n. Shasta near Redding Comment
  RSA65955  Eriogonum umbellatum var. polyanthum F. W. Peirson 1932-7-16 10303 Shasta 1 mi. above Burney Spring, on road to Thousand- Lake Basin. 1463 Comment
  JEPS28735  Eriogonum ursinum George W. Gillett 1957-8-8 1002 Shasta between highway and Emigrant Trail (Choas Jumbles); Lassen Volcanic National Park, Chaos Jumbles 1844 Comment
  UC912748  Eriogonum ursinum C. Epling and Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Upper King's Creek Mt. Lassen, Upper King's Creek Comment
  UC912756  Eriogonum ursinum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  CAS-BOT-BC262274  Eriogonum ursinum Hans Leschke 1954-9-22 s.n. Shasta Lassen Volcanic National Park. Near top of Broke off [Brokeoff] Mt. 2773 Comment
  UCD101326  Eriogonum ursinum John Thomas Howell 1960-8-19 36179 Shasta Lassen Volcanic National Park; Brokeoff Mt. 2743 Comment
  UCD37064  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta County, Cattle Crag, banks along Sacramento River. Comment
  CAS-BOT-BC267640  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta Along the upper Sacramento River at Redding Comment
  SBBG64285  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta Redding, along the upper Sacramento River Comment
  CHSC110655  Eriophyllum lanatum Julie Kierstead Nelson 2012-5-1 2012 -007 Shasta 5 mi. N of Shasta College, NE of Redding. 208 Comment
  UCSB16023  Eriophyllum lanatum Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  HSC42221  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. E of Whiskeytown Comment
  UC54087  Eriophyllum lanatum var. achilleoides H. M. Hall and E. B. Babcock Jun 1903 4250 Shasta Fall River Mills 1036 Comment
  UC55073  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta near Oak Run Comment
  POM259985  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-20 6490 Shasta 25 miles east of Redding. Comment
  UC76030  Eriophyllum lanatum var. achilleoides Milo S. Baker 1898-7-9 339 Shasta Clover Creek near Steven's Comment
  UC75929  Eriophyllum lanatum var. grandiflorum Misses Jones and Alexander 1902-7-6 Shasta Bear Camp Comment
  CAS-BOT-BC301428  Eriophyllum lanatum var. grandiflorum Margaret M. Hanna 1958-6-20 s.n. Shasta Near highway north of Dunsmuir Comment
  SACT000012  Eriophyllum lanatum var. lanatum Shannon Datwyler, David Hubbert 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  JEPS16991  Eryngium articulatum J. W. Blankinship 1910-6-25 Shasta Redding Comment
  CHSC36507  Eryngium mathiasiae J. D. Prouty 1982-5-28 1306 Shasta Ca. 6 mi. ESE of Fall River Mills. 1097 Comment
  UC1587181  Eryngium mathiasiae Beth Corbin with Gary Schoolcraft and Diane McConnoughey 1991-7-10 641 Shasta ca. 3.5 mi. e.-n.e. Hat Creek P.O. (Murken Lake on Murken Bench); Murken Bench, Murken Lake 1036 Comment
  UCD22454  Eryngium mathiasiae Randy Howsmon 2003-7-1 s.n. Shasta Found in Glenburn, Fall River Valley. 1005 Comment
  CAS-BOT-BC54556  Erysimum capitatum F. J. Hermann 1931-7-5 2526 Shasta Lassen Volcanic National Park. Shore of Manzanita Lake. 1767 Comment
  SJSU567  Erysimum capitatum G. Witherspoon 1940-6-25 2109 Shasta Manzanita L, Lassen Volcanic National Park 1828 Comment
  CHSC38096  Erysimum perenne R. E. Preston 1983-8-6 404 Shasta Near summit of Diamond Peak, Lassen Volcanic National Park. 2316 Comment
  OBI63033  Erythranthe breweri David J. Keil, with Kathleen A. Keil 2004-7-13 30326 Shasta Lassen National Park. Upper manzanita Creek near terminus of Manzanita Creek Trail 2249 Comment
  CHSC9300  Erythranthe cardinalis G. Strausbaugh 1970-7-19 139 Shasta On banks of Boulder Creek where crosses dirt road ca. 3 mi. east of summit of Shasta Bally. 457 Comment
  RSA80106  Erythranthe pulsiferae F. W. Peirson 1932-7-17 10329 Shasta Wallace Ranch, Goose Valley 915 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
  CHSC3456  Erythronium grandiflorum var. pallidum Judy Potter 1966-4-2 Shasta Sweetbrier. 1 mile south Castella US 99. 548 Comment
  CHSC98391  Erythronium klamathense Dean Wm. Taylor 1996-6-5 15649 Shasta Shasta-Trinity National Forests: Bartle Gap (about 15 air miles north of Burney). 1645 Comment
  SEINET3992476  Erythronium klamathense Rimo Bacigalupi, Arthur Holmgren 1950-4-25 3164 Shasta Little Bear Flat, along California Highway #89, 28 miles east of McCloud Comment
  JEPS61882  Erythronium multiscapideum Mary Alice King Shasta Anderson Comment
  JEPS61845  Erythronium purpurascens Joseph Grinnell 1927-6-2 Shasta road to Mt. Lassen 1767 Comment
  JEPS61871  Erythronium purpurascens W. L. Jepson 1910-6-6 4079 Shasta Hot Springs Valley Lassen Pk. 1889 Comment
  UC1036268  Erythronium purpurascens George W. Gillett 1952-7-13 63 Shasta vicinity of Sulphur Works (below buildings); Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC504368  Erythronium purpurascens Ella Dales Cantelow 1939-6-10 2577 Shasta King Creek Meadows, Mt. Lassen National Park 2255 Comment
  SD87856  Erythronium purpurascens Frank W. Peirson 1926-6-23 6844 Shasta Mount Lassen, extremely abundant on banks about the meadows and wood borders. Comment
  HSC103184  Erythronium shastense Dana York 2012-5-19 3112 Shasta Shasta-Trinity National Forest, Peak 2968, just north of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake. 900 Comment
  JEPS123343  Erythronium shastense Caleb Marchi 2015-3-3 1 Shasta Off of Gilman Road north of Jennings Creek and South of Ellery Creek. Bollibokka Mountain, 7.5 Q. Comment
  JEPS123346  Erythronium shastense Sarah Tona 2015-3-13 5 Shasta Limestone outcrop north of Ellery Creek and 0.6 mile west of the Upper McCloud arm at Shasta Lake. Hanland Peak, 7.5' Q. Comment
  UC1755122  Erythronium shastense Dean Wm. Taylor, Maricella Reyes 2003-3-5 18467 Shasta 1 mi S of, along road between Ellery Creek and Pine Point campground McCloud R. bridge; McCloud arm of Lake Shasta 350 Comment
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Dec 11 2014
  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
  CHSC118205  Erythronium shastense Gabe Younblood 2015-2-27 Shasta Coordinates: UTM 10T 563412E/ 4529653N 365 Comment
  CAS-BOT-BC402838  Eschscholzia caespitosa Elmer I. Applegate 1929-6-18 5747 Shasta Pollock, canyon of the Sacramento River Comment
  CAS-BOT-BC403668  Eschscholzia californica Alice Eastwood 1912-7-25 1408 Shasta Pitt to Baird Comment
  JEPS51686  Eschscholzia lobbii J. W. Blankinship 1911-4-2 Shasta Redding Comment
  CAS-BOT-BC310394  Eucephalus breweri A. H. Kramer 1936-1-1 s.n. Shasta West Prospect Pk. Comment
  JEPS3340  Eucephalus breweri George Gillett 1952-8-17 197 Shasta Sulphur Works, along roadside Lassen Volcanic National Park, Sulphur Works 2118 Comment
  JEPS121393  Euphorbia amygdaloides Julie Nelson, Jim Nelson & Peter Zika 2012-6-21 25918 Shasta near Stillwater Creek and Encanto Way Comment
  CHSC63052  Euphorbia crenulata Vernon H. Oswald; Lowell Ahart 1994-4-27 6119 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.15 mi E (clockwise) of the trailhead. 335 Comment
  SBBG21854  Euphorbia crenulata D. Myrick 1964-7-24 943 Shasta Hwy 89, near Big Spring between Manzanita Lake and Mt Shasta 1371 Comment
  UCD142377  Euphorbia crenulata G. F. Hrusa; T. D. Wilfred 1996-6-10 12943 Shasta Lassen National Forest. Near Forest Boundary on Hwy 44 approx. 2 m. W of Hwy 89 intersection. 1540 Comment
  RSA569474  Euphorbia crenulata H. C. Cantelow 1940-5-31 s.n. Shasta Prospect Lookout road, near Day's Old Station, off Highway 89. Comment
  UC1036226  Eurybia integrifolia George W. Gillett 1953-8-21 339 Shasta near Corral Meadows; Lassen Volcanic National Park, Kings Creek, Summit Lake 1844 Comment
  CAS-BOT-BC310656  Euthamia occidentalis Alice Eastwood 1912-7-26 1475 Shasta Pitt river bed Comment
  CHSC85472  Festuca idahoensis G. F. Hrusa; T. D. Wilfred 1996-6-10 12950 Shasta Lassen National Forest. Approx. 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  CAS-BOT-BC278719  Festuca idahoensis L. N. Lorenzen No date on label 6 Shasta Shasta National Forest, Van Brennan's Well 1440 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
  CDA13072  Festuca occidentalis G. F. Hrusa, T. D. Wilfred 1996-6-1 13001 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Flats at edge of Jeffrey pine forest at base of large volcanic lava flow. Bunching perennial, common. Comment
  UCD66121  Festuca occidentalis P. B. Kennedy 1923-7-29 Shasta Southwest of Sisson. Comment
  UCD66137  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of HWY 44, 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  SJSU11273  Festuca occidentalis S. H. Casey 1980-6-21 1166 Shasta by trail below Burney Falls McArthur- Burney State Park Comment
  SEINET192026 Image available Festuca rubra C. L. Hitchcock 1940-5-20 6475 Shasta Foothills of mountains 25 mi E of Redding Comment
  UCD66343  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  CHSC118275  Festuca trachyphylla Barbara L. Wilson; Nick Otting 2015-5-27 18407 Shasta Side of Interstate Highway 5 (I-5) southbound. 397 Comment
  CHSC61106  Floerkea proserpinacoides Vernon H. Oswald; Lowell Ahart 1993-7-27 5710 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the edge of a meadow. 1950 Comment
  HSC100045  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12834 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  LA207709  Frangula californica Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  SEINET7417521 Image available Frangula californica subsp. californica A. A. Heller 1905-1 7895 Shasta near Redding Comment
  UCD112754  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta west side of Sacramento River, just south of Castle Creek. 609 Comment
  CAS-BOT-BC53897  Frangula californica subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta Near Redding Comment
  CAS-BOT-BC53899  Frangula californica subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta 5 miles south of Redding Comment
  SBBG27459  Frangula californica subsp. tomentella C. B. Wolf 1934-7-7 6036 Shasta 13 mi above Redding on Pacific Hwy 243 Comment
  CAS-BOT-BC55645  Frangula purshiana Marian L. Campbell 1921-7-26 s.n. Shasta near Castle Crags Comment
  CAS-BOT-BC94092  Frangula purshiana Julie Kierstead Nelson 2006-5-10 2006 -007 Shasta Browns Creek & Chanchelulla Creek confluence, Forest Road 1,1 mile SW of Deerlick Springs. Chanchelulla Peak West 975 Comment
  CAS-BOT-BC53817  Frangula rubra Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42374 Shasta Shasta National Forest: c. 1 mile W of W edge of Castle Crags State Park near Castle Creek 762 Comment
  CHSC89643  Frangula rubra R. Fischer 2004-7-4 327 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Lava Springs Trail between Camp 7 and Crystal Springs. 1010 Comment
  UCD113142  Frangula rubra Carl B. Wolf 1934-7-7 6034 Shasta west side of Sacramento River, 0.8 mile north of Mears Creek. 609 Comment
  CHSC101346  Fraxinus dipetala Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Byrne 2007-10-16 CA 360 Shasta Southern Cascades Ecoregion. On 35N24. 500 Comment
  CDA39693  Fraxinus dipetala J. F. Weber 1968-4-23 s.n. Shasta Along Bear Creek, Millville. 0 Comment
  CHSC79531  Fraxinus latifolia G. F. Hrusa 1996-4-30 12893 Shasta Upper Sacramento Valley. At corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  UC70392  Fraxinus latifolia Milo S. Baker 1898-7-6 373 Shasta Clover Creek Falls Comment
  CAS-BOT-BC504579  Fritillaria atropurpurea Dean W. Taylor 1988-6-2 9731 Shasta Grizzly Peak, at crest of ridge 0.3 miles W of summit of peak 1783 Comment
  CAS-BOT-BC504582  Fritillaria atropurpurea Ellsworth Bethel 1923-4-30 s.n. Shasta Burney Comment
  HSC101894  Fritillaria eastwoodiae Dana York 2013-4-10 3156 Shasta Shasta-Trinity National Forest, North Gray Rocks, ca. 1.1 km from Lake Shasta. 840 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-BC130347  Fritillaria glauca Dean Wm. Taylor 1988-6-2 9730 Shasta Grizzly Peak 1889 Comment
  JEPS83792  Fritillaria glauca Dean W. Taylor 1988-6-2 9730 Shasta Grizzly Peak, Pit River Watershed Grizzly Peak; , Pit River Watershed 1889 Comment
  UC1004322  Fritillaria recurva Bruce E. Palmer 1955-4-9 5 Shasta s of Ingot 304 Comment
  UC429289  Fritillaria recurva Milo S. Baker June 1896 118 Shasta Bear Valley Mountains Comment
  JEPS121034  Froelichia gracilis John Luper 2013-11-7 001 Shasta On south side of Collyer Drive at its intersection with Twin Tower Drive, City of Redding Comment
  POM283987  Galium aparine H. E. Brown 1897-5-15 262 Shasta Near Pit River Ferry. 213 Comment
  JEPS6510  Galium bifolium W. L. Jepson 1910-6-9 4105 Shasta near Lassen Peak; Hot Springs Valley 1828 Comment
  CHSC93224  Galium bolanderi R. Fischer 2005-7-15 591 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On back side (western edge) Ja-She Pond. 1008 Comment
  SD104466  Galium bolanderi Reid Moran 1978-6-24 26054 Shasta forested east slope, Little Roaring Creek 775 Comment
  UC28252  Galium bolanderi M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UC888780  Galium bolanderi C. L. Hitchcock 1940-5-17 6433 Shasta 3 mi e Redding 152 Comment
  RSA66729  Galium bolanderi F. W. Peirson 1932-7-16 10300 Shasta Burney Spring. 1433 Comment
  RSA758209  Galium californicum subsp. californicum Doug Goldman 2005-7-20 3558 Shasta To the W. side of Gibson Road, about 0.9 mi N. of the intersection with Bonville Springs Road, about 0.1 mi W. of Interstate 5 and around 0.8 air-miles S. of Shiloah Mineral Springs. 537 Comment
  JEPS28747  Galium grayanum George W. Gillett 1957-8-10 1029 Shasta s crags below summit; Lassen Volcanic National Park, Pilot Pinnacle 2682 Comment
  UCD35960  Galium nuttallii Beecher Crampton 1953-5-1 1195 Shasta 1 mile west of Ignot. Comment
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Jun 12 2008
  SEINET7073488  Galium parisiense A. G. Vestal 1963-6-4 s.n. Shasta Cottonwood Creek at Bowman Road Bridge southwest of Cottonwood. UTM Zone 10, 546913mN, 4462790mN. Coordinate datum: NAD27. Comment
  CHSC3965  Galium porrigens var. tenue Sadie Gualtieri 1967-3-26 Shasta Hiway 44 to Lassen Park, at Bear Creek, 15 miles E of Redding, on N. slope, W. end of bridge. Comment
  CHSC65835  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-23 4809 Shasta Along road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 ft (straight) due north of Bluejay Mountain. 929 Comment
  JEPS91187  Galium sparsiflorum subsp. glabrius Dean W. Taylor 1992-6-17 12795 Shasta Little Shoeinhorse Mountain, Pit River watershed 1600 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
  HSC71870  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5805 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  UC1122686  Garrya fremontii A. Lewis Oct 1933 28 Shasta Trail Gulch; Weaverville Quad. 1066 Comment
  UC160052  Garrya fremontii A. M. Alexander 1911-2-9 Shasta above French Gulch (e side Deadwood Divide); Deadwood Divide 1158 Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  UC1784109  Gentianopsis Harold and Virginia Bailey 1948-8-27 2891 Shasta Lassen Volcanic National Park, Badger Flat 1920 Comment
  UCSB1040513  Gilia austrooccidentalis C. Cowan 1987-7-30 43 Shasta 474 EAST POTRERO RD TORREY PINE (4.8 MI E OF WENDY RD JUNCTION) 858 Comment
Read comments
Sep 17 2009
  UCD111685  Gilia capitata Christopher Mallek 2008-1 AC1- 32 Shasta Ash Creek. 876 Comment
  HSC84309  Gilia capitata subsp. capitata J. P. Smith, Thomas W. Nelson 1982-5-15 10418 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  UC726805  Gilia capitata subsp. capitata A. A. Heller 1918-5-12 13017 Shasta McCloud River McCloud River (Fish hatchery) Comment
  CAS-BOT-BC123897  Gilia glandulifera Amos Arthur Heller 1905-5-26 7868 Shasta Near Redding Comment
  SEINET4407890 Image available Gilia glandulifera A. A. Heller 1905-1 7868 Shasta Comment
  CAS-BOT-BC266521  Githopsis diffusa Alice Eastwood 1912-6-27 625 Shasta Montgomery Creek Comment
  SEINET7073561  Githopsis specularioides 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
  UC764578  Githopsis specularioides R. F. Hoover 1937-5-19 2279 Shasta 7 mi from Redding (on Alturas highway) Comment
  POM257065  Glyceria borealis Virginia Long 1932-7-4 185 a Shasta Manzanita Lake 1768 Comment
  SEINET186061 Image available Glyceria borealis V. E. Long 185 a Shasta Mazanita Lake 1768 Comment
  UCD66766  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Dome Creek junction with the Sacramento River, at Castle Crag. 640 Comment
  CHSC60475  Glyceria elata Mary Ann Showers 1992-6-28 2646 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UC1543779  Glyceria elata Harold and Virginia Bailey 1948-8-25 3040 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UCD66734  Glyceria fluitans W. W. Mackie 1930-6-24 Shasta Cassel. 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
  POM39107  Gnaphalium palustre Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA530013  Gnaphalium palustre D. W. Taylor 1988-6-22 9835 Shasta Dry Lake, W base of Burney Mountain. 1256 Comment
  SEINET6037926  Goodyera oblongifolia Kenneth Heil, Heil, Kenneth 2014-7-16 35238 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  JEPS28515  Gratiola ebracteata George W. Gillett 1957-7-1 631 Shasta summit of Table Mtn.; Lassen Volcanic National Park, summit of Table Mtn. 2011 Comment
  CAS-BOT-BC314622  Grindelia hirsutula Alice Eastwood 1912-7-26 1464 Shasta Kemet Comment
  UCR45309  Grindelia nana R. D. Goeden 1986-9-11 s.n. Shasta Clark Creek, c. 45 mi. NE of Redding on the north side of Lake Britton, Shasta Nat'l Forest. 854 Comment
  CHSC85463  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Northern California. Lassen National Forest. Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  SEINET3084339 Image available Hackelia californica C. W. Sharsmith 1968-6-22 7588 Shasta Near Manzanita Creek, on State Route 44, four miles east of Viola 1524 Comment
  UC1186467  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60186 Shasta 10 mi ne of n entrance to Lassen National Park (10 mi sw of Hwy 89); Bunch Grass Public Camp 2133 Comment
  UC1543728  Hackelia californica Harold and Virginia Bailey 1948-8-26 2813 Shasta Manzanita Lake; Lassen Volcanic National Park 1781 Comment
  UC1543730  Hackelia californica Harold and Virginia Bailey 1948-8-27 3052 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  SJSU4124  Hackelia californica C. W. Sharsmith 1966-6-18 7456 Shasta 2 mi E of Viola 1432 Comment
  SEINET3841327 Image available Hackelia micrantha Johnnie L. Gentry Jr., David O. Vierig 1968-6-19 2068 Shasta Lassen Volcanic National Park, above Sulfur Works 2073 Comment
  UC727145  Hackelia nervosa A. A. Heller 1943-8-23 Shasta Upper Ky Creek Meadow; Lassen Volcanic National Park Comment
  SEINET10474698  Haplopappus ophitidis Mary Susan Taylor 1980-8-14 Taylor 3237 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  CAS-BOT-BC504591  Hastingsia alba Carlotta C. Hall 1924-7-13 s.n. Shasta South of Castella Comment
  POM169140  Hastingsia alba H. M. Hall, E. B. Babcock 1903-06 4022 Shasta Upper Sacramento River 457 Comment
  CAS-BOT-BC306533  Helenium bigelovii Marian L. Campbell 1921-7-26 s.n. Shasta Sims, Sacramento River Comment
  JEPS105240  Helianthella californica subsp. californica Dean W. Taylor 1993-6-3 13566 Shasta Shingle Creek (ca. 3 mi W of Shingleton); Cascade Ranges 685 Comment
  JEPS95427  Helianthella californica subsp. nevadensis Vernon H. Oswald and Lowell Ahart 1994-4-27 6147 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.25 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 365 Comment
  UC1608352  Helianthella californica subsp. nevadensis J. Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta Lake Ranger Dist. 365 Comment
  CAS-BOT-BC314703  Helianthella californica var. californica D. E. Breedlove 1962-6-12 3398 Shasta Along State Hwy. 89 4.0 miles south of junction with U.S. Hwy. 299, Cascade Range 1021 Comment
  CAS-BOT-BC314829  Helianthella californica var. shastensis F. Almeda; R. Eisenhardt 1995-5-29 7436 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  UCD131734  Helianthella californica var. shastensis G. F. Hrusa 1992-5-3 10484 Shasta just north of town of Big Bend. 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
  CHSC71692  Heliotropium curassavicum Vernon H. Oswald 1998-8-30 9558 Shasta Dirt road heading north of McArthur to the boat ramp on Big Lake. Roadside. 1005 Comment
  CAS-BOT-BC313441  Hemizonella minima Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC76024  Hemizonella minima Milo S. Baker Shasta Goose Valley Comment
  SBBG8598  Hemizonella minima H. and M. Dearing -Jun-1938 2144 Shasta near Viola Comment
  JEPS100966  Hesperochiron pumilus Dean W. Taylor 1993-4-16 13353 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  SD40639  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 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
  JEPS101012  Hesperolinon micranthum Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9721 Shasta Pit River Canyon, Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  UC1212269  Hesperolinon micranthum Helen K. Sharsmith 1955-6-27 4515 Shasta n Hat Creek Ranger Station (near Hwy 89); Lassen National Forest 1158 Comment
  RSA91384  Hesperolinon micranthum F. W. Peirson 1932-7-8 10264 Shasta Hill Crest Au to Camp on the Redding to Burney Road. 1006 Comment
  UC54497  Hesperolinon micranthum H. M. Hall and E. B. Babcock June, 1903 4240 Shasta Lava beds of NE Shata County Sierran Nevada Mountains 1219 Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  RSA603275  Heterocodon rariflorum L. C. Wheeler 1958-8-24 7427 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  JEPS104949  Heuchera merriamii Dean W. Taylor 1993-7-9 13800 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  SBBG26978  Heuchera micrantha C. L. Hitchcock 1940-5-20 6481 Shasta 25 mi E of Redding Comment
  UCR206342  Hieracium George K. Helmkamp, E. A. Helmkamp 2009-6-14 15026 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CAS-BOT-BC318535  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1798 Comment
  JEPS7515  Hieracium greenei George W. Gillett 1953-8-20 335 Shasta near Park Headquarters (on trail from Tent City to the Museum, about 400 yds from the former); Lassen Volcanic National Park, Chaos Jumbles Comment
  CAS-BOT-BC318763  Hieracium horridum Hans Leschke 1958-10-1 1580 Shasta Crescent Crater, Lassen Volcanic National Park 2453 Comment
  OBI65259  Hieracium scouleri David J. Keil 2004-7-10 30319 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
  POM52572  Hieracium scouleri H. M. Hall, E. B. Babcock 1903-06 4225 Shasta lava beds of Northeastern Shasta County. 1219 Comment
  CAS-BOT-BC280772  Holcus lanatus Hans Leschke 1959-8-2 1583 Shasta Lassen Volcanic National Park. Manzanita Lake Comment
  SEINET186049 Image available Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta 2 miles north of Anderson 132 Comment
  UC790923  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta 10 mi ne Manzanita Lake (along Hat Creek, Lassen Nat'l Forest); Lassen Nat'l Forest, ne of Manzanita Lake, Hat Creek 609 Comment
  UCD84864  Holcus lanatus Beecher Crampton 1969-6-19 8479 Shasta Castle Crag r. r. siding. 3 miles south of Dunsmuir. 670 Comment
  UCR168496  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta 10 miles northeast of Manzanita Lake, along Hat Creek, Lassen National Forest, '2000 ft.' 1524 Comment
  SEINET10516392  Holcus lanatus Patricia L. Kenney 1973-6-4 Kenney 414 Shasta Pollard Flat Campground in Klamath National Forest off I-5, 21.6 mi S of Dunsmuir. 457 Comment
  SEINET186057 Image available Holcus sorghum subsp. sudanensis Virginia E. Long 1931-5-21 79 a. Shasta Alt. 432 ft. Comment
  UCD150502  Holodiscus discolor W. R. Powell 1966-6-15 1309 Shasta 2 miles southwest of Platina, western part of county. 1158 Comment
  UCD98184  Holosteum umbellatum subsp. umbellatum Dan Marcum 1982-5-5 s.n. Shasta county line with Lassen County. 1066 Comment
  CAS-BOT-BC311746  Holozonia filipes James McMurphy 1914-6-10 s.n. Shasta Coram Comment
  HSC101637  Hordeum marinum subsp. gussoneanum J. P. Smith 2010-6-25 12962 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  UC415527  Horkelia daucifolia C. C. Parry 1887-1 Shasta Shasta Comment
Read comments
Jan 13 2008
  UC75492  Horkelia fusca subsp. parviflora Milo S. Baker 1898-7-9 298 Shasta Stalker's Comment
  CAS-BOT-BC144000  Horkelia fusca var. tenella David D. Keck; A. Gustafsson 1938-8-9 4893 Shasta Burney Mtn., 1.5 m. E. of Burney Spring on road to Hat Creek Ranger Station 1490 Comment
  JEPS47199  Horkelia tridentata W. J. Follette 1935-6-1 Shasta Nosoni Creek 304 Comment
  RSA451575  Horkelia tridentata Christopher Davidson 1975-6-6 2718 Shasta 13 miles W of Eskimo Hill Summit on Hwy 44 (6 miles E of Shingletown) 1174 Comment
  UC12376  Horkelia tridentata subsp. tridentata Milo S. Baker 1894-6 Shasta Goose Valley Comment
  UC1584623  Horkelia tridentata subsp. tridentata Dean W. Taylor 1988-4-14 9549 Shasta vicinity of Montgomery Creek Pit River Canyon, Montgomery Creek 15' quad 762 Comment
  UC453993  Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  HSC59878  Horkelia tridentata var. flavescens J. P. Smith, J. O. Sawyer 1976-5-9 8719 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  CAS-BOT-BC536293  Horkelia tridentata var. tridentata Alice Eastwood; John Thomas Howell 1940-6-10 7893 Shasta Hatchet Mt. Comment
  CAS-BOT-BC206155  Hosackia crassifolia Alice Eastwood 1912-6-29 823 Shasta Goose Valley Comment
  JEPS35362  Hulsea nana J. G. Lemmon 1874-9-1 Shasta Lassen's Peak Comment
  RSA602919B  Humulus lupulus L. C. Wheeler 1958-8-23 7423 Shasta Castella. Castle Creek near mouth. Comment
  UC871759  Hypericum anagalloides Alice Eastwood Jun 29 1912-Jul 11 1912 967 Shasta Goose Valley Comment
  CAS-BOT-BC400950  Hypericum anagalloides Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  CAS-BOT-BC400979  Hypericum anagalloides W. A. Dayton 1913-7-1 378 Shasta Shasta National Forest. Swift Creek Range 792 Comment
  CAS-BOT-BC410215  Hypericum concinnum Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC401280  Hypericum perforatum L. E. Smith 1913-5-28 322 Shasta Cottonwood Comment
  HSC71143  Hypericum scouleri Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4479 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  CAS-BOT-BC206825  Iliamna bakeri A. H. Kramer 1937-1-1 s.n. Shasta Hat Creek Forestry Station Comment
  SEINET2441340  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta Southern Cascade Range: KOA campground on the south side of CA-44, 4.0 miles east of Shingletown (Hagaman Gulch 7.5' Q.). 1098 Comment
  UC23334  Ipomopsis aggregata J. W. Morse Jul 1886 Shasta Shasta Comment
  UC726816  Ipomopsis aggregata A. A. Heller 1941-7-24 16255 Shasta near Noble Pass Lassen Volcanic National Park Comment
  RSA0020048  Ipomopsis aggregata subsp. formosissima Anthony Baniaga 2011-7-13 450 Shasta Lassen National Forest. Along Hat Creek, near Big Spring. 1352 Comment
  UC501428  Ipomopsis congesta Frank W. Peirson 1932-7-12 10201 Shasta s Burney (rim of the Red Crater); 1000-Lake Basin 2072 Comment
  UC1736673  Ipomopsis congesta subsp. congesta Dean W. Taylor 1974-7-31 4893 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  CAS-BOT-BC133508  Iris Margaret M. Hanna 1956-6-3 906 Shasta Forest Camp, Hatchet Mt., 39.8 mi. E. of Redding Comment
  POM266066  Iris macrosiphon C. L. Hitchcock 1940-5-20 6487 Shasta 25 miles northeast of Redding Comment
  RSA135941  Iris tenuissima Lee W. Lenz 1953-5-14 18307 Shasta 30 miles east of Redding, State Highway 44 Comment
  RSA136356  Iris tenuissima Lee W. Lenz, E. K. Balls 1956-6-19 21834 Shasta By Lassen Lodge, 13.6 miles east of Paynes Creek, along State Highway 36 (Red Bluff to Lake Almanor) 1311 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  UCD163085  Isoetes Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper does not provide information for location. The georeferrencing is estimated according to other specimen data collected from the same date.) Comment
  OBI1054  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta Clough Creek at Old Alturas Road Comment
  UC1392747  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta at Old Alturas Rd. Clough Creek Comment
  CAS-BOT-BC61862  Isoetes nuttallii John Thomas Howell 1927-4-4 2296 Shasta Between Stinking Canyon and Bear Valley, 10 miles ne. of Redding 213 Comment
  CDA39166  Juncus acuminatus T. C. Fuller 1964-6-23 12239 Shasta North side of Hwy. 299 to Weaverville, ca. 4.3 miles west of Whiskeytown post office. 0 Comment
  UC1026392  Juncus ambiguus John Thomas Howell 1954-4-26 29180 Shasta Just west of Tower House. Comment
  UC1101068  Juncus articulatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1017 Shasta Round Mountain; Hwy 299 Comment
  CHSC93211  Juncus balticus R. Fischer 2005-7-18 626 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along water edge of outer Horr Pond. 1007 Comment
  UC1736515  Juncus balticus var. vallicola Dean W. Taylor 1999-8-13 17334 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll Comment
  POM260063  Juncus bufonius var. bufonius C. L. Hitchcock 1940-5-25 6592 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  JEPS91290  Juncus bufonius var. occidentalis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9897 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  JEPS104366  Juncus capitatus Lowell Ahart 2003-5-12 10163 Shasta Pasture field, ca 350 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  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
  RSA769164  Juncus dichotomus P. F. Zika 2010-6-22 24984 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson 130 Comment
  CHSC101960  Juncus digitatus Peter F. Zika; Carol W. Witham 2007-6-4 23021 Shasta Sunny seepage below a spring. Hamp Creek headwaters, c. 10 air km NNE of Shingletown (Cascade Range Foothills). 790 Comment
  UC1731629  Juncus digitatus Dean W. Taylor 1993-5-25 13498 Shasta along Hamp Creek, 0.3 miles W of Ponderosa Way 762 Comment
  POM213967  Juncus drummondii H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Above West Sulphur Creek. 2000 Comment
  JEPS63885  Juncus effusus subsp. effusus W. L. Jepson 1940-7-4 20137 Shasta Montgomery Creek. 640 Comment
  JEPS63843  Juncus effusus subsp. pacificus B. C. Goldsmith 1916-8-4 11 Shasta La Moine, along Sacramento River Sacramento River Comment
  UC1101021  Juncus effusus subsp. pacificus Verne Grant and Irving Schneider 1947-8-29 8361 Shasta about 7 mi sw Fall River Mills (Hat Creek by Bridge 6-66, Highway 299); Hat Creek Comment
  CHSC84118  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2003-5-12 10164 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
  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
  OBI21168  Juncus leiospermus var. leiospermus Robert F. Hoover 1937-5-19 2270 Shasta 4 mi E of Redding Comment
  UC1523846  Juncus leiospermus var. leiospermus Robert Holland 1976-4-14 289 Shasta w of Millville Plains Rd. Comment
  CHSC118360  Juncus luciensis Dean Wm. Taylor 2014-5-28 21480 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1487 Comment
  JEPS28534  Juncus nevadensis George W. Gillett 1957-7-5 657 Shasta Manzanita Lake, trail crossing between museum and employees area Lassen Volcanic National Park 1798 Comment
  UC485745  Juncus nevadensis H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, where the road crosses Mt. Lassen 2225 Comment
  RSA794386  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile south of Oasis Road. Cascade Range Foothills. 200 Comment
  SEINET3440034 Image available Juncus occidentalis Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  UCD168848  Juncus occidentalis Barbara L. Wilson; P. Zika 2011-8-7 16815 Shasta Cascade Range Highlands (CaRH). Highway 89 a little south of Pondosa Way. 1256 Comment
  JEPS105160  Juncus parryi Dean W. Taylor 1993-7-9 13814 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS105221  Juncus triformis Dean W. Taylor 1995-7-2 15207 Shasta Goose Valley Road about 1.5 miles North of Highway 299 junction, adjacent to railroad tracks 944 Comment
  SEINET10569524  Juniperus Miller Miller s.n. 1881 Shasta Comment
  SFV5049  Juniperus grandis B. C. Templeton 1960-6-16 8507 Shasta North of Lake Britton. On mountain slope. Comment
  CAS-BOT-BC85307  Juniperus occidentalis Carl B. Wolf 1930-10-20 1008 Shasta C.W. Hill Farm near Dana 1219 Comment
  NY951531  Juniperus occidentalis D. H. Goldman 2004-11-6 2944 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
  RSA86344  Juniperus occidentalis var. occidentalis F. W. Peirson 1932-7-18 11148 Shasta Along the road near Hat Creek Post Office Comment
  UCR3645  Juniperus occidentalis var. occidentalis Frank C. Vasek 1964-8-7 640807- 08 Shasta Calif. Hwy 89, 13 mi SSW of the entrance to McArthur-Burney Falls State Park Comment
  RSA1098  Juniperus occidentalis var. occidentalis E. R. Johnson 1928-8-31 1186 Shasta 10 miles east of Burney Comment
  RSA598410  Juniperus occidentalis var. occidentalis F. C. Vasek 1964-8-7 640807 -7 Shasta California State 89, 13 miles south of the entrance to McArthur - Burney Falls State Park 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
  SEINET11056185  Juniperus occidentalis var. occidentalis D. Charlet, R. Tausch 1995-9-27 2213 Shasta South Cascades, Hat Creek campground, 30 km N of Mount Lassen. 1067 Comment
  UC27399  Keckiella breviflora M. S. Baker and Frank Nutting 1894-5-20 Shasta Oak Run Comment
  GMDRC6931  Kelloggia galioides J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31399 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  UC28427  Kelloggia galioides F. W. Morse Jul 1886 4714 Shasta Shasta Comment
  CHSC109952  Kickxia elatine Peter Zika; Julie Nelson, Jim Nelson 2012-6-21 25917 Shasta Cascade Range Foothillsl. Near Stillwater Creek and Encanto Way. 195 Comment
  CAS-BOT-BC273606  Koeleria pyramidata Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  JEPS13531  Kopsiopsis strobilacea Edith M. Wickes Shasta Comment
  CAS-BOT-BC341369  Lagophylla glandulosa Geo. B. Grant 1902-9-18 5275 Shasta Redding Comment
  RSA21713  Lagophylla glandulosa C. B. Wolf 1937-8-8 9073 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  OBI55554  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23584 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  CHSC63054  Lathyrus angulatus Vernon H. Oswald; Lowell Ahart 1994-5-6 6184 Shasta Trail between Clikapudi Trail and Backbone Rd. (34N02), SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  CHSC118297  Lathyrus brownii L. P. Janeway 2016-5-19 12099 Shasta High Cascade Range. Along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  UCD106364  Lathyrus latifolius W. R. Powell 1963-7-12 767 Shasta 2 miles south-southeast of junction of State Highway 299 with State Highway 89. 963 Comment
  JEPS88884  Lathyrus sulphureus Vernon H. Oswald and Lowell Ahart 1994-4-27 6124 Shasta 0.45 mi e (clockwise) of the trailhead Baily Cove Trail (on the w side of the McCloud River Arm of Shasta Lake) 335 Comment
  JEPS90548  Lepidium campestre Dean W. Taylor 1992-5-19 12593 Shasta 0.5 mi. above Potem Falls; Shasta Lake Region, Potem Creek drainage 387 Comment
  UCR206927  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2009-6-11 14956 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CAS-BOT-BC88795  Lepidium campestre C. R. Quick 1964-6-22 64 -22 Shasta Fuller Creek on Little Hatchet Creek Road, west slope of Hatchet Mountain. 1219 Comment
  JEPS114451  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
  JEPS53715  Lepidium nitidum J. W. Blankinship 1911-3-25 Shasta Redding 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
  CAS-BOT-BC12831  Lepidium perfoliatum Ellsworth Bethel 1923-6-20 s.n. Shasta Weed. Comment
  CHSC118352  Leptosiphon filipes Dean Wm. Taylor 2015-6-18 21556 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44 1249 Comment
  POM260275  Leptosiphon filipes C. L. Hitchcock 1940-5-17 6440 Shasta 3 miles east of Redding. 152 Comment
  HSC73396  Leptosiphon harknessii L. Sieburth, Susan Ahrens, B. Potter 21 Shasta Turnoff to Basin Gulch 793 Comment
  HSC92587  Leptosiphon harknessii Moulton, Sparks, Wood 1995-4-22 17 Shasta 1 mi. up A16, 8 mi. from Basin Gulch Campground 701 Comment
  JEPS6305  Lesquerella occidentalis subsp. occidentalis W. L. Jepson 1910-6-8 4093 Shasta Lassen Peak 2895 Comment
  UC1036213  Lesquerella occidentalis subsp. occidentalis George W. Gillett 1953-8-27 354 Shasta se ridge near trail summit area of Lassen Peak (summit area of Lassen Peak, Lassen Volcanic National Park); Lassen Volcanic National Park, summit Lassen Peak 2941 Comment
  CAS-BOT-BC341889  Lessingia nemaclada Alice Eastwood 1912-7-24 1361 Shasta Castella Comment
  UC1287442  Lessingia nemaclada Willard Spence 1960-9-7 617 Shasta Route 99 10.2 mi s entrance to Castle Crags State Park (<entrance to Castle Crags State Park> is 6 mi s of Dunsmuir) Comment
  CAS-BOT-BC94817  Lessingia nemaclada R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 885 Shasta Castle Crags S.P., along Castle Creek Rd., 1.5 mi. from I-5 exit. NE side of road across from old red barn 655 Comment
  OBI77290  Leucanthemum vulgare Anthony Baniaga 2011-6-18 368 Shasta Lassen NF. N side of Bidwell Pond. Murken Bench quad. T34N R4E sec 1 SW of SE 1015 Comment
  UCD123156  Leucanthemum vulgare Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7406 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA79956  Leucophysalis nana F. W. Peirson 1932-7-14 10208 Shasta Near south end of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC444191  Lewisia nevadensis Ella Dales Cantelow 1939-6-10 2580 Shasta 28 mi. s.e. of McCloud, Dick's Meadow Comment
  CAS-BOT-BC283894  Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills 1341 Comment
  RSA647846  Lilium James Buel 1957-7-21 183 Shasta Warner Valley, Lassen National Park Comment
  UC843959  Lilium columbianum Alice Eastwood Jun 29 1912-Jul 11 1912 799 Shasta Goose Valley Comment
  CAS-BOT-BC509372  Lilium kelleyanum Alice Eastwood 1912-6-29 857 Shasta Goose Valley Comment
  RSA113330  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles SE of Ranger Station along State Hwy 89. 976 Comment
  UC423126  Lilium washingtonianum subsp. purpurascens Lewis C. Rosenbaum 1916-6-6 Shasta Castella; Sweetbriar Creek 914 Comment
  UCD112034  Limnanthes Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS121400  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles N of exit 714 for Gibson road Comment
  RSA794381  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles north of exit 714 for Gibson road. Klamath Range. 495 Comment
  JEPS121401  Limnanthes alba subsp. alba Jim Nelson, Julie Nelson & P. F. Zika 2012-5-14 25857 Shasta floodplain of Stillwater Creek, near Encanto Way Comment
  JEPS19589  Limnanthes alba subsp. alba J. W. Blankinship 1911-4-21 Shasta Redding Comment
  SEINET3841330 Image available Limnanthes alba var. versicolor John Thomas Howell 1964-5-13 40705 Shasta Cayton Creek, 5 miles north of Burney Falls Comment
  HSC48483  Limnanthes douglasii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9698 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  UC1576742  Limnanthes floccosa subsp. bellingeriana Dean Wm. Taylor with Rexford E. Palmer 1988-4-15 9529 Shasta Hwy 299 at 1000 contour sign (e of Ingot); Upper Sacramento Valley 304 Comment
  CHSC55504  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-1 5 Shasta Ca 2 m east of Wildcat Road, 1.5 km north of Road A6. 329 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
  JEPS47378  Limnanthes floccosa subsp. floccosa L. R. Heckard, and Robert Ornduff 1966-4-28 1485 a Shasta 4.2 mi w Ingot Comment
  RSA530103  Limnanthes floccosa subsp. floccosa D. W. Taylor 1988-4-14 9545 Shasta Burney Valley (extreme NE portion of county), on Hwy 89 near jct. with Clark Creek Road. 951 Comment
  SEINET10964638  Linanthus Mary Susan Taylor 1980-8-27 Taylor 3319 Shasta T36N R6W sw sec 34, Schell Mt quad. Shasta-Trinity Natl Forest, on N side of 35N68, ca. 1.6 mi W of its jct with Sanford Pass Rd, ca. 1 mi SW of Damna tion Peak. 1250 Comment
  UCR37565  Linanthus bakeri Brian Kearney, Mike Malamus, P. Williams 1984-5-12 123 Shasta Harrsion Gulch, c. 20 mi east of Hayfork. 823 Comment
  UC726838  Linanthus ciliatus A. A. Heller 1941-7-24 16258 Shasta near Noble Pass; Lassen Volcanic National Park Comment
  JEPS58428  Linanthus filipes J. W. Blankinship 1911-6-6 Shasta Oak Run Comment
  UC879998  Linanthus harknessii Alice Eastwood Jun 29 1912-Jul 11 1912 847 Shasta Goose Valley Comment
  SBBG15598  Linanthus pungens subsp. pulchriflorus D. Myrick 1961-6-23 348 Shasta Badger Flat, Hat Crk Rd 1828 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
  UCD112373  Linum Christopher Mallek 2008-5-8 AC4- 27 Shasta Ash Creek. 876 Comment
  UCR206302  Linum bienne George K. Helmkamp, E. A. Helmkamp 2009-6-13 15002 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CDA35774  Linum bienne J. R. Keck Jr. 1991-6-1 PDR# 725212 Shasta Shingletown. 0 Comment
  UC4702  Listera convallarioides W. H. Brewer Sep 26 1862-Sep 28 1862 1452 Shasta near summit Balley Shasta Comment
  CAS-BOT-BC36165  Lithocarpus densiflorus var. densiflorus C. Hart Merriam 1907-9-10 s.n. Shasta Hatcher Creek on Montgomery Hill Comment
  UC725721  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta on U.S. Highway #299 two mi e Hatchet Summit; e of Hatchet Summit Comment
  UC858187  Lithophragma campanulatum Alice Eastwood Jun 29 1912-Jul 11 1912 856 Shasta Goose Valley Comment
  CAS-BOT-BC432303  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta 2 miles E of Hatchet Summit on U.S. Highway #299. Comment
  HSC48452  Lithophragma parviflorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9673 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UCD102744  Lithophragma parviflorum G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7795 Shasta Along Little Cow Creek, NE of Ingot. 381 Comment
  UC32399  Lithospermum californicum W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  HSC98033  Logfia gallica Thomas W. Nelson 2005-5-22 9309 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  UC1132210  Lolium multiflorum P. L. Johannsen 1932-6-8 117 Shasta Redding; Redding Quad. 243 Comment
  CHSC6731  Lolium perenne B. Anthony 1968-5-12 518 Shasta Castle Creek Campground, Shasta National Forest. Comment
  UC1441333  Lomatium caruifolium var. denticulatum Bert G. Brehm 1968-4-6 2911 Shasta 7.3 mi W of Manton (on Rte. 9A) 487 Comment
  CHSC118448  Lomatium dasycarpum Julie Kierstead Nelson 2015-4-20 Shasta Millville Plains, east of Redding; UTM NAD 83 Zone 10, 567236m E, 4481346m N; south end of Millville Plains Rd. at intersection with Nobles Trail Rd. 143 Comment
  UC658995  Lomatium dasycarpum subsp. tomentosum Mildred E. Mathias 1938-4-20 1331 Shasta 2 mi N of Anderson (along Hwy 999) Comment
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Feb 8 2007
  UCD149047  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  JEPS104941  Lomatium macrocarpum Dean W. Taylor 1993-6-2 13538 Shasta 1 mile S Buckhorn Summit; on road to Buckhorn Bally; Whiskeytown National Recreation Area 1127 Comment
  JEPS17106  Lomatium macrocarpum J. W. Blankinship 1911-6-5 Shasta Olinda 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
  SEINET8756212  Lomatium marginatum L. Constance, L. Bonar, R. W. Holm & C. E. Wood, Jr. 1949-5-20 3287 Shasta Above the Sacramento River 5.7 miles SW of Hazel Creek 549 Comment
  OBI76925  Lomatium nudicaule Anthony Baniaga 2011-7-11 442 Shasta Lassen Natl forest. About 1/2 mi SW of Summit Lake. Swains Hole quad. t33N R5E sec 36 SW of SW 1607 Comment
  HSC48872  Lomatium triternatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9855 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CHSC58025  Lonicera cauriana Vernon H. Oswald 1992-6-1 4965 Shasta Lassen Volcanic National Park. Springy slope on the S border of the meadow at the W end of the S arm of Horseshoe Lake. 1996 Comment
  RSA99368  Lonicera conjugialis F. W. Peirson 1932-7-12 10223 Shasta Thousand-Lake Basin. Comment
  JEPS90723  Lonicera interrupta Dean W. Taylor 1992-5-19 12585 Shasta along Hwy 299 2.5 mi e junction with Oak Run Road ((7.4 road mi w of Round Mountain post office), Devil's Rock 7 1/2' quadrangle); Shasta Lake Region, Cedar Creek drainage 441 Comment
  CAS-BOT-BC240834  Lonicera interrupta E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SEINET10484211  Lotus Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5504 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  SEINET3523661 Image available Lotus americanus C. L. Hitchcock 1940-5-17 6449 Shasta 3 miles E of Redding 152 Comment
  POM260737  Lotus denticulatus Alice Eastwood, John T. Howell 1940-6-11 7930 Shasta Near Fall River Mills Comment
  UC1129072  Lotus humistratus P. L. Johannsen 1932-5-26 89 Shasta McCloud River Redding Quad. 243 Comment
  UC864818  Lotus humistratus C. L. Hitchcock 1940-5-17 6444 Shasta 3 mi e Redding 152 Comment
  POM260465  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  RSA116076  Lotus oblongifolius E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-14 20725 Shasta 17 mi. e. of Shasta-Trinity Co. line along U.S. Hwy. 499, Redding to Weaverville. 366 Comment
  LA47952  Lotus oblongifolius var. oblongifolius Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mt. Lassen, upper King's Creek Comment
  UC1281758  Lotus oblongifolius var. oblongifolius Richard Spellenberg 1965-6-9 1069 Shasta near old Soda Creek Road; Sacramento River, Castle Crag Comment
  UC864860  Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC105062  Lotus purshianus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 886 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  UCD113637  Luetkea pectinata Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 318 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  SEINET10484219  Lupinus W. D. Stevens 1985-4-25 Stevens 23577 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC8257  Lupinus albicaulis subsp. purpurascens Amos Arthur Heller 1905-5-25 7847 Shasta Near Redding Comment
  CHSC9176  Lupinus albifrons G. Strausbaugh 1970-4-18 41 Shasta Ca. 25 ft. e of Kennedy Memorial Hwy. ca. .5 mi. past Whiskeytown Dam. 376 Comment
  CAS-BOT-BC195945  Lupinus albifrons var. albifrons Charles Piper Smith 1929-7-18 4435 Shasta Castella, Carville Road, Castle Creek Canyon Road - below Sulphur Creek Comment
  CAS-BOT-BC195950  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-23 49142 Shasta Highway 99 - Bridge Bay Comment
  POM266082  Lupinus albifrons var. albifrons C. L. Hitchcock 1940-5-17 6447 Shasta 3 miles east of Redding 152 Comment
  SEINET195006  Lupinus aliceae A. A. Heller 1941-6-24 16182 Shasta Along U.S Highway 299 near the foot of the grade, east side of Hatchet Mountain, in the forest, rather shaded. Comment
  UC501353  Lupinus angustiflorus H. F. Copeland 1932-8-15 Shasta by Lost Creek below Raker Peak (Mt. Lassen); , by Lost Creek below Raker Peak 1889 Comment
  RSA87185  Lupinus angustiflorus F. W. Peirson 1932-7-19 10344 Shasta Mt. Lassen, Mt. Lassen National Park. 1829 Comment
  SBBG21870  Lupinus arbustus D. Myrick 1964-7-23 927 Shasta trail to Paradise Meadow from Hat Lake 2133 Comment
  SBBG3537  Lupinus arbustus H. and M. Dearing 1939-6-12 3638 Shasta Mineral Entrance near Lassen Nat Park 1828 Comment
  RSA702151  Lupinus argenteus var. argenteus R. D. Fischer, J. Marr, Bill B. Fischer 2004-9-27 0340 Shasta Ahiumawi Lava Springs State Prk, 3 miles n. of McArthur, on western edge Modoc Plateau. Comment
  CAS-BOT-BC208824  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-23 6511 Shasta Ca 1/4 mile south of Burney Falls Comment
  UC1129446  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-6-21 104 Shasta Pitville Road; Dixie Quad., Lassen National Forest 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
  HSC75330  Lupinus bicolor Teresa Prendusi 1977-3-26 141 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  RSA755526  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 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
  JEPS13893  Lupinus croceus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3736 Shasta along Castella - Trinity River Road (at ridge top on county boundary Shasta - Trinity County Line); along Castella - Trinity River Road 1493 Comment
  CHSC9177  Lupinus croceus var. pilosellus G. Strausbaugh 1970-6-21 116 Shasta Near summit Buckhorn Bally ca. 3.3 mi. S. from U.S. Hwy. 299 W. 19.5 mi. E. of Douglas City. 1470 Comment
  UC1713300  Lupinus grayi J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  SEINET10903532  Lupinus latifolius subsp. viridifolius Patricia L. Kenney 1973-6-4 Kenney 393 Shasta Collected along right-of-way of i-5, 5 mi. S of jct of hwy i-5 and business 5 In dunsmuir. 1158 Comment
  CDA13023  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-6-1 12953 Shasta Lassen National Forest; Hwy 44 at Eskimo Grade summit. Comment
  UC865294  Lupinus leucophyllus Alice Eastwood 1912-6-28 703 Shasta Burney Comment
  UCD107956  Lupinus leucophyllus G. F. Hrusa 1991-6-26 8471 Shasta along Pit river approx. 4 mi. E of Hat Creek crossing on Hwy 299. 900 Comment
  POM260745  Lupinus leucophyllus Alice Eastwood, John T. Howell 1940-6-10 7894 Shasta Hatchet Mountain Comment
  SEINET11071977 Image available Lupinus luteolus A. A. Heller 1905-6-3 Shasta Near Middle Creek Station Comment
  JEPS98751  Lupinus nanus Julie Kierstead Nelson 2000-5-5 2000 -31 Shasta W side of Shasta Lake (at bottom of Charlie Creek watershed, above Forest Service Road 35N33); Shasta-Trinity National Forest 365 Comment
  UC710885  Lupinus nanus C. L. Hitchcock 1940-5-17 6425 Shasta 3 mi e Redding; e of Redding Comment
  UC710943  Lupinus nanus C. L. Hitchcock 1940-5-20 6489 Shasta 25 mi e Redding (foothills of mountains); e of Redding Comment
  UC762921  Lupinus nanus R. F. Hoover 1936-5-21 1189 Shasta 3 mi n Redding; n of Redding Comment
  CAS-BOT-BC8214  Lupinus nanus var. vallicola Amos Arthur Heller 1905-5-25 7850 Shasta Near Redding Comment
  CHSC63060  Lupinus nanus var. vallicola Vernon H. Oswald; Lowell Ahart 1994-4-27 6133 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  SEINET10578067 Image available Lupinus nanus var. vallicola A. Arthur Heller 1905-5-25 Heller 7850 Shasta Near Redding. Comment
  SBBG3680  Lupinus obtusilobus H. and M. Dearing 1948-9-12 6728 Shasta Mt Shasta [Patnher Crk] 2316 Comment
  UC137950  Lupinus obtusilobus Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 2743 Comment
  UC73243  Lupinus onustus Misses Jones and Alexander 1902-6-22 Shasta near Spring Camp; near Spring Camp 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
  RSA60343  Lupinus sellulus subsp. sellulus G. R. Campbell 1948-6-17 635 Shasta Between Clayton and Burney Falls State Park. Comment
  HSC40684  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1976-8-2 3105 Shasta Along N side of Hwy. 44 Comment
  UCD142079  Luzula comosa G. F. Hrusa; T. D. Wilfred 1996-6-11 13046 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. 1615 Comment
  CHSC60465  Luzula divaricata Mary Ann Showers 1992-6-28 2690 Shasta Lassen Volcanic National Park. Below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2468 Comment
  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
  UC1149922  Luzula divaricata Harold and Virginia Bailey 1948-8-27 2950 c Shasta along trail from Lassen Peak parking area (ridge overlooking Lake Helen); Lassen Volcanic National Park, overlooking Lake Helen 2590 Comment
  UC22445  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC872897  Lythrum hyssopifolia A. A. Heller 1916-6-25 12449 Shasta 5 mi s of Redding Comment
  CDA19047  Lythrum salicaria C. Benefield 2000-8-8 PDR 1198615 Shasta Shasta National Forest; Lake Britton, along Hwy 89, between Burney and Mt. Shasta.Pit River Arm of Lake Britton. 0 Comment
  HSC100180  Lythrum salicaria J. P. Smith 2011-8-8 13362 Shasta Across road from Glenburn Community Church. 1012 Comment
  JEPS124387 Image available Lythrum salicaria Lowell Ahart, John Dittes 2015-7-15 20358 Shasta On the north side of County Road A19, 3.8 miles west of McArhur, Fall River Valley. Comment
  RSA0016019  Lythrum salicaria Carri Benefield 2000-8-1 PDR- 1198616 Shasta Along Fall River, between McArthur and Fall River Mills. Comment
  CDA13090  Machaeranthera canescens var. canescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13023 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/4 mile S of Big Spring. Comment
  CAS-BOT-BC7467  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  UCD50257  Madia citrigracilis Christopher Hammersmark 2004-7-1 s.n. Shasta Bear Creek Meadow, meadow/flood plain very close to the headquarters of the Fall River in the northwest corner of the Fall River Valley in the northeastern corner of Shasta County. 1005 Comment
  CHSC84039  Madia citriodora Lowell Ahart; John Dittes 2003-5-22 10197 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS104424  Madia citriodora Lowell Ahart 2003-5-22 10197 Shasta West of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CAS-BOT-BC343981  Madia elegans Ellsworth Bethel 1923-6-17 s.n. Shasta Burney Comment
  JEPS105153  Madia elegans Dean W. Taylor 1993-7-9 13826 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  CAS-BOT-BC343986  Madia elegans William A. Dayton 1913-9-14 590 Shasta Shasta National Forest. E. Fk of Scott River Range 1371 Comment
  CAS-BOT-BC344533  Madia exigua Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  HSC67993  Madia gracilis J. P. Smith 1976-5-22 8812 Shasta French Gulch-Carrville Rd. 732 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
  UC538058  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta between Delta and Lamoine Comment
  UCD80098  Madia subspicata CNPS SN Foothill Team 2006-5-16 SNFN 0382 d Shasta Shasta Land Trust Easement, Hathaway Ranch, very close to the northern-most boundary of the property. 315 Comment
  RSA18614  Mahonia repens C. B. Wolf 1937-8-8 9080 Shasta Sacramento River Canyon, 5.7 miles N of Lamoine. 549 Comment
  SJSU516  Maianthemum racemosum G. Witherspoon 1940-6-29 2158 Shasta Sulfur Works, Lassen Volcanic National Park 2042 Comment
  RSA69279  Maianthemum racemosum subsp. amplexicaule Frank W. Peirson 1932-7-14 10128 Shasta Base of Eiler Butte (the elevation east of Lake Eiler), Thousand-Lake Basin 1951 Comment
  HSC15893  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  HSC46383  Malacothamnus J. P. Smith, J. O. Sawyer 1975-6-1 Shasta 1 mi. W of Beegum Comment
  JEPS36633  Malacothrix floccifera Mrs. C. F. Rose 1936-5-8 39 Shasta 20 mi ne Redding (near Ingot) Comment
  JEPS90903  Marah watsonii Dean W. Taylor 1993-5-1 13395 Shasta Shasta Lake, McCloud River arm, Deekas Rock Campground, 0.2 mi upstream (e) of the campground Shasta Lake; Cascade Ranges, Shasta Lake 365 Comment
  HSC14228  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  UC150760  Marsilea A. A. Heller 1905-5-31 7919 Shasta near Middle Creek Station Comment
  UCD107773  Medicago lupulina G. J. Young 1912-7-1 3 Shasta Sacramento River. Comment
  HSC101567  Melica bulbosa J. P. Smith, J. O. Sawyer 2010-5-7 12835 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  UC2046860  Melica bulbosa R. E. Brainerd with N. Otting, S. Wheelock, D. Lepley 2013-7-9 2175 Shasta Shasta County: Lassen National Forest; Forest Road 32N12; 2 air miles east of Badger Mountain; 31 air miles south of Fall River Mills. 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
  JEPS104362  Melilotus indicus Lowell Ahart 2003-5-22 10213 Shasta On the n side of the poor dirt road, ca 250 yd ne of the barn, ca 1/8 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 259 Comment
  JEPS18874  Melissa officinalis Rimo Bacigalupi with L. R. Heckard 1957-8-17 6055 Shasta along Pit R. Big. Bend P.O. (Meadow View Ranch); Casscade Range, , Big Bend P.O., Pit R. 518 Comment
  RSA262352  Menyanthes trifoliata W. A. Harvey 1954-6-8 s.n. Shasta Silver Lake. 1524 Comment
  CHSC54533  Micranthes bryophora Vernon H. Oswald 1991-8-16 4827 Shasta Lassen Volcanic National Park. Southeast side of Lassen Hwy between Emerald Lake and the Picnic Area to the south. 2453 Comment
  LA209003  Micranthes nidifica F. J. Hermann; 1931-6-22 Shasta Bumpass Mountain, Above Bumpass Hell trail 2346 Comment
  CAS-BOT-BC429088  Micranthes odontoloma Hans Leschke 1958-8-16 1553 Shasta Lassen Volcanic National Park. Grassy Swales 1950 Comment
  CAS-BOT-BC429245  Micranthes oregana Blanche Clear 1940-7-25 s.n. Shasta King's Creek Meadow, Lassen Volcanic Park Comment
  CAS-BOT-BC429299  Micranthes tolmiei George W. Gillett 1957-8-8 985 Shasta Lassen Volcanic National Park. Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat. 2651 Comment
  CDA19794  Micropus californicus var. californicus C. Kimball 2002-4-25 s.n. Shasta Northern California; E of Redding. 762 Comment
  HSC48449  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9725 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC349356  Microseris nutans James Jokerst 1985-5-27 2376 Shasta Near Rock Creek 943 Comment
  CHSC60315  Microseris nutans Mary Ann Showers 1992-6-28 2634 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. Slopes between West and East Sulphur Creeks. 2072 Comment
  UCD112386  Microseris nutans Christopher Mallek 2008-5-8 AC3- 6 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC349357  Microseris nutans Frank W. Peirson 1926-6-22 6812 Shasta Trail from Drakesbad to Boiling Lake, Lassen National Park 1706 Comment
  CAS-BOT-BC349359  Microseris nutans Ella Dales Cantelow 1940-5-31 3080 Shasta 5.4 mi. n.e. of Days Old Station Comment
  UC1239070  Mimulus bicolor Freed W. Hoffman 1946-5-29 702 B Shasta Highway 86 Hatchet Mountain 914 Comment
  RSA113756  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta Vicinity of Hat Lake 1951 Comment
  JEPS11034  Mimulus guttatus Virginia Bailey 1935-3-3 Shasta Anderson Comment
  HSC84183  Mimulus kelloggii J. P. Smith, Thomas W. Nelson 1982-5-15 10441 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  JEPS18881  Mimulus layneae George W. Gillett 1957-7-9 681 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park near its boundary); Hat Creek, Lost Creek 1524 Comment
  UC54648  Mimulus layneae H. M. Hall and E. B. Babcock June 1903 4229 Shasta Lava Beds of ne Shasta County Sierra Nevada Mountains 1219 Comment
  UC1543766  Mimulus nanus var. jepsonii Harold and Virginia Bailey 1948-8-27 2930 a Shasta Kings Creek Meadow mear picnic grounds Lassen Volcanic National Park 2164 Comment
  RSA125762  Mimulus nanus var. mephiticus George W. Gillett 1952-7-4 55 Shasta Along State Hwy 89, northeast of Lassen Volcanic National Park. Near entrance to Subway Cave. 1311 Comment
  RSA80082  Mimulus nanus var. mephiticus F. W. Peirson 1932-7-12 10212 Shasta Along rim of Red Crater. Thousand Lake Basin. Sierra Nevada. 2012 Comment
  SEINET7073491  Mimulus pilosus A. G. Vestal 1963-6-4 s.n. Shasta Cottonwood Creek at Bowman Road Bridge southwest of Cottonwood. UTM Zone 10, 546913mN, 4462790mN. Coordinate datum: NAD27. Comment
  RSA80481  Mimulus primuloides F. W. Peirson 1932-7-12 10211 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  UC485782  Mimulus primuloides H. F. Copeland 1932-8-15 Shasta where the road crosses King's Creek Meadow; Mt. Lassen 2225 Comment
  UCD122890  Mimulus primuloides Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5412 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  JEPS95356  Mimulus primuloides subsp. linearifolius Vernon H. Oswald and L. Ahart 1994-6-14 6277 Shasta T38N R5W center Sec. 10, 4080 ft, Yellow Pine Forest. Forest Rd. 25, 5.7 mi W of the Castle Crags State Park-Shasta National Forest boundary, 0.3 mi E of the culvert at Castle Creek 1243 Comment
  JEPS28793  Mimulus primuloides subsp. primuloides George W. Gillett 1957-8-20 1110 Shasta Brokeoff Meadows, in aspen grove above cabins Lassen Volcanic National Park 1920 Comment
  UC1023711  Mimulus pulsiferae Francis W. Pennell 1940-6-7 25707 Shasta Route 299 w Backen (e of Burney) 1097 Comment
  UCD122842  Mimulus pulsiferae G. F. Hrusa 1992-5-1 10470 Shasta S of Montgomery Creek. Comment
  SEINET8733246 Image available Mimulus tilingii George W. Gillett 1953-1 296 Shasta 3 miles above Summit Lake. Lassen Peak Highway. Altitude ca. 7200 feet. 2195 Comment
  JEPS18872  Mimulus torreyi George Gillett with Hans Leschke 1957-7-13 747 Shasta slopes between Bench Lake and Devils Kitchen 1981 Comment
  JEPS3324  Mimulus torreyi George Gillett 1952-7-9 58 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway 89) 1219 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
  HSC20825  Mimulus torreyi R. Spellenberg 1964-6-18 475 Shasta 32 mi. E of Redding Comment
  JEPS90755  Minuartia Dean Wm. Taylor with Rexford E. Palmer 1988-5-4 9609 Shasta road to Pit No. 6 dam between Cape Horn Creek and Short Creek ((Montgomery Creek 15' quadrangle)); Pit River drainage 670 Comment
  CAS-BOT-BC388873  Minuartia douglasii Alice Eastwood; John Thomas Howell 1940-6-11 7934 Shasta Near McArthur Comment
  POM260874  Minuartia douglasii Alice Eastwood 1940-6-11 7934 Shasta Near McArthur. Comment
  RSA47661  Minuartia douglasii Roxana S. Ferris, Laura Lorraine 1948-6-16 11868 Shasta 1 mile north of Pollard Gulch on Hwy 99 between Dunsmuir and Redding Comment
  UC1036212  Minuartia nuttallii subsp. gregaria George W. Gillett 1953-8-27 355 Shasta Lassen Peak Lassen Volcanic National Park (summit area, se ridge near trail) 2941 Comment
  UC135635  Minuartia nuttallii subsp. gregaria Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3048 Comment
  CAS-BOT-BC181121  Minuartia nuttallii var. nuttallii George W. Gillett 1957-7-11 721 Shasta Chaos Crags, above Crater Lake - Lassen Volcanic National park 2072 Comment
  CAS-BOT-BC220052  Monardella breweri subsp. lanceolata Barrett Anderson 1986-7-9 3119 Shasta Clark Creek Rd just W of Hwy 89 975 Comment
  OBI77268  Monardella lanceolata Anthony Baniaga 2011-7-19 456 Shasta Lassen NF. Base of "Lost Crk Notch" of hat Crk rim. Murken Bench quad. T34N R5E sec 34 NW of SW 1190 Comment
  CAS-BOT-BC222120  Monardella odoratissima subsp. pallida Alice Eastwood 1912-7-24 1369 Shasta Castella 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
  UC519257  Monardella odoratissima subsp. pallida H. F. Copeland 1920-7-29 435 Shasta Jonesville woods Jonesville 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
  CHSC67976  Monardella sheltonii David Biek 1988-6-3 890 Shasta Next to highway 299W, 1/4 mile west of the Visitor's Center; Whiskeytown N.R.A. 457 Comment
  CAS-BOT-BC220245  Monardella sheltonii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  POM220631  Montia clara L. C. Wheeler 1935-3-31 3390 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks 198 Comment
  CAS-BOT-BC262611  Muhlenbergia andina George W. Gillett 1957-8-4 976 Shasta Lassen Volcanic National Park. West of Lily Pond near the museum in Manzanita Lake area 1783 Comment
  UCD86520  Muhlenbergia asperifolia Beecher Crampton 1964-8-27 7200 Shasta Shasta County, 1.9 miles north of Gibson (Gibson Div. of Hwys. maintenance station) on US Hwy. 99. 426 Comment
  CAS-BOT-BC267034  Muhlenbergia filiformis Lewis S. Rose 1945-9-8 45279 Shasta Manzanita Lake 1783 Comment
  CHSC85457  Muhlenbergia filiformis G. F. Hrusa; T. D. Wilfred 1996-7-22 13376 Shasta Northeast California. Lassen National Forest. Along USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. 1615 Comment
  RSA201281  Muhlenbergia filiformis J. T. Howell 1960-8-22 36401 Shasta Dersch Meadows. 1982 Comment
  UC819029  Muhlenbergia filiformis Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  UCD86672  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. At Upper Kings Creek. 2305 Comment
  UCD86756  Muhlenbergia jonesii Burle Jones 1940-8-15 s.n. Shasta Lassen Park. Hat Creek. Comment
  UCD86925  Muhlenbergia richardsonis Freed W. Hoffman 1946-6-5 1747 Shasta Burney Park. Comment
  UCR261801  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14961 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CHSC93328  Myosotis micrantha R. Fischer 2005-5-21 555 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from main park road on the west shore, south end, of Big Lake. 1010 Comment
  CHSC96204  Myosurus minimus R. Fischer 2006-5-13 964 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 in an white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  CDA37261  Myriophyllum sibiricum B. Villegas 2008-7-1 s.n. Shasta Fall River at Fall River Ranch, near Fall River Mills. Comment
  CDA32893  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 Comment
  CHSC58535  Najas flexilis Vernon H. Oswald 1992-7-9 5080 Shasta Lassen Volcanic Park. S side of Horseshoe Lake. 1994 Comment
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Sep 24 2014
  JEPS28580  Nama lobbii George W. Gillett 1957-7-12 726 Shasta e slope Crescent Crater Lassen Volcanic National Park, Crescent Crater (loose talus, Lassen Volcanic National Park) 2346 Comment
  CAS-BOT-BC515989  Narthecium californicum Alice Eastwood 1923-5-28 11967 Shasta Near Sims, Southern Pacific northern route Comment
  JEPS498  Nassella pulchra Blankinship 1911-5-11 Shasta Olinda Comment
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Nov 8 2006
  CAS-BOT-BC60328  Nasturtium officinale Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16535 Shasta In Hat Creek, at Hat Creek Picnic Grounds, 13 miles northeast of entrance (east) to Lassen National Park. Comment
  CDA10976  Navarretia atractyloides G. F. Hrusa 1991-6-25 8464 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton. on Sand Pit Rd. Comment
  JEPS128722  Navarretia atractyloides Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21396 Shasta About 0.8 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  CDA33442  Navarretia atractyloides Joey Silvas 2010-7-1 PDR# 1303872 Shasta Ranch on Hwy 299 just south of Hat Creek crossing. 0 Comment
  CHSC66339  Navarretia divaricata subsp. vividior V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7906 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. Roadside. 944 Comment
  POM261448  Navarretia heterandra Alice Eastwood, J. T. Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  SBBG115536  Navarretia heterandra B. Crampton 1960-6-16 5656 Shasta Glenburn, 4.5 mi N of Fall River Mills 1066 Comment
  JEPS100553  Navarretia intertexta subsp. intertexta Dean W. Taylor 1990-4-25 10689 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  JEPS100556  Navarretia intertexta subsp. intertexta Dean W. Taylor 1991-6-12 11890 Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  CAS-BOT-BC230400  Navarretia leucocephala subsp. minima Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC1228177  Navarretia leucocephala subsp. minima Beecher Crampton 1960-6-16 5659 Shasta Glenburn, ne Shasta County Glenburn Comment
  POM260475  Navarretia leucocephala subsp. minima C. L. Hitchcock 1940-5-27 6628 Shasta Near McArthur. Comment
  UCD37459  Navarretia minima Beecher Crampton 1960-6-16 5659 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  UC1111585  Navarretia tagetina Herbert L. Mason 1947-5-15 14753 Shasta 1 mi s Boulder Creek (between La Moine and Dunsmuir) Comment
  UC726901  Nemophila heterophylla A. A. Heller 1918-5-12 13023 Shasta fish Hatchery on the McCloud River McCloud River Comment
  HSC72023  Nemophila heterophylla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9587 Shasta Hwy. 36, 1.85 mi. E of the Trinity Co. line 1067 Comment
  HSC48498  Nemophila pedunculata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9683 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CAS-BOT-BC140154  Neviusia cliftonii B. Bartholomew 1993-6-12 6573 Shasta 5.6 km SW of Round Mountain on State Hwy 299, along Cedar Creek 430 Comment
  CDA30646  Neviusia cliftonii Robert M. Rhode, Jennifer Lyman, Barbara Moritsch, Carol Witham 1993-5-1 105 Shasta Near McCloud River arm of Shasta Lake, on main fork of Campbell Creek; 2.0 air miles northwest of Town Mtn. Comment
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Dec 4 2014
  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
  JEPS111044  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -105 Shasta Shoreline north of Blue Ridge, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 326 Comment
  JEPS88678  Neviusia cliftonii Dean W. Taylor 1992-5-19 12584 Shasta 7.4 road mi w of Round Mountain Post Office (along Hwy 299 2.5 mi e of junction with Oak Run Road, Cedar Creek drainage); Klamath Region, Cedar Creek drainage 441 Comment
  SBBG122880  Neviusia cliftonii J. R. Shevock, B. Ertter 1992-6-13 12197 Shasta Shasta-Trinity NF Rd 27, 0.6 mi N of Squaw Crk Ranger Station, NW of Shasta Lake (24.4 mi from Hwy 299 & ca. 25 airmi NNE of Redding 365 Comment
  UCD113233  Neviusia cliftonii Robert M. Rhode; J. Lyman, B. Moritsch, C. Witham 1993-5-1 105 Shasta Near McCloud River arm of Shasta Lake, on main fork of Campbell Creek, 2 air miles NW of Town Mountain. 335 Comment
  HSC104359  Neviusia cliftonii Len Lindstrand III 2015-5-15 21237 Shasta Allie Cove, Approx. 0.40 mi. NE of South Gray Rocks 457 Comment
  UCSB19682  Notholithocarpus densiflorus Lowery, Joseph 1952-8-1 Shasta Hatchet Mtns. near Burney 1219 Comment
  SD104453  Notholithocarpus densiflorus var. echinoides Reid Moran 1978-6-24 26069 Shasta slope above Little Roaring Creek 775 Comment
  CHSC22972  Odontostomum hartwegii Robert A. Schlising 1963-6-7 2611 Shasta Roadside, ca. 0.6 mi E of Keswick. Comment
  JEPS62083  Odontostomum hartwegii J. W. Blankinship 1911-5-3 Shasta Redding Comment
  JEPS62084  Odontostomum hartwegii Mary Alice King May 1921 Shasta Anderson Comment
  UC1094737  Odontostomum hartwegii Francia Chisaki with I. Tavares 1956-5-19 717 Shasta 5.1 mi. s.w. Bella Vista (on Hwy. 299) Comment
  UCR80291  Odontostomum hartwegii Christopher Davidson 1973-5-22 2096 Shasta Cow Creek, along Hwy 299, c. 15 mi east of Redding. 273 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-BC254343  Orcuttia tenuis R. F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  CHSC89979  Orcuttia tenuis Colby J. Boggs 2003-7-16 55 Shasta Approximately 0.5 miles south of the Redding Municipal Airport in the City of Redding. In a vernal pool. 143 Comment
  JEPS71260  Orcuttia tenuis R. F. Hoover 1936-5-22 1210 Shasta 4 mi n Anderson Comment
  OBI71117  Orcuttia tenuis R. D. Stone 1986-1 Shasta Comment
  UC1115497  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta 9 mi by road n Burney (in old ditch); northeast portion of Goose Valley 1066 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
  UCD88264  Orcuttia tenuis Beecher Crampton 1958-8-12 5078 Shasta at the southwest edge of the Redding Municipal Airport. 4.4 miles north of Anderson. Comment
  CAS-BOT-BC254339  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta 5.0 miles N of Anderson Comment
  CAS-BOT-BC349982  Oreostemma alpigenum var. andersonii Hans Leschke 1960-8-10 1766 a Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  JEPS89329  Oreostemma alpigenum var. andersonii Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5395 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen Nat'l Forest Lassen Nat'l Forest, Thousand Lakes Wilderness, Magee Peak 2438 Comment
  HSC16685  Orobanche fasciculata R. Spellenberg 1963-6-8 144 Shasta Silverthorn, Shasta Lake, 15 mi. E of Redding. Comment
  CAS-BOT-BC500236  Orobanche pinorum John Thomas Howell 1960-8-19 36188 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  RSA80327  Orthocarpus imbricatus F. W. Peirson 1932-7-11 10215 Shasta Thousand Lake Basin. The interlake region. 1951 Comment
  RSA234817  Orthocarpus lacerus Francis W. Pennell 1940-6-7 25713 Shasta West of Burney. 1037 Comment
  UCD123159  Osmorhiza berteroi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7408 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CHSC65215  Osmorhiza chilensis V. Parker 1994-6-6 630 Shasta Shasta-Trinity National Forest Waters Gulch trail. 420 Comment
  UC465841  Oxyria digyna Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3139 Comment
  SEINET7720205  Oxyria digyna Unknown Shasta Lassen's Peak Comment
  JEPS91079  Ozomelis diversifolia Dean W. Taylor 1988-6-23 9854 Shasta along Highway 299 4 mi e of Hatchet Mountain Summit (Cascade Mountains, Carberry Flat); Cascade Mountains, Carberry Flat 1127 Comment
  UC128658  Packera eurycephala var. eurycephala A. A. Heller 1905-5-26 7871 Shasta near Redding Comment
  UC832180  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-17 6427 Shasta 3 mi e Redding 152 Comment
  UC223994  Packera eurycephala var. eurycephala H. E. Brown May 15 1897-May 28 1897 234 1/2 Shasta near Pit River Ferry; Pit River 213 Comment
  HSC71908  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5821 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC71913  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5816 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  RSA262497  Paeonia brownii Judy Quinn 1969-5-10 10 Shasta State Highway 299 East, 2 miles north of Fall River Mills. 1067 Comment
  UC1131614  Panicum acuminatum var. acuminatum C. J. Kraebel 1934-5-5 15 Shasta North Fork Squaw Creek Redding Quad., N Fk Squaw Creek Comment
  UC1254536  Panicum acuminatum var. acuminatum S. Spellenberg 1965-7-15 1229 Shasta Devil's Kitchen Lassen Volcanic National Park, Devil's Kitchen Comment
  UCD89494  Panicum capillare Beecher Crampton 1958-8-12 5082 Shasta 5.6 miles south of Burney. 1371 Comment
  JEPS111359  Panicum dichotomiflorum subsp. dichotomiflorum Walter S. Lennon 1983-10-14 Shasta Road near Sacramento River, 1.0 mile East of Hwy 5, 0.5 mile North of Pollard Flat. Comment
  CDA23563  Panicum miliaceum Jim Staggs 2008-8-2 s.n. Shasta Redding, 2941 Shadow Brook Ln. 0 Comment
  UCD89763  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of old hotel at Castle Crag. Comment
  CHSC35289  Pectiantia pentandra M. S. Taylor; J. Prouty 1980-6-25 2976 Shasta Along Moosehead Creek on n side of 39N90, ca 1.1 mi nw of its jct with 38N10, ca 3 mi due sw of Deadhorse Summit on Hwy 89. 1584 Comment
  CHSC96290  Pectocarya pusilla R. Fischer 2006-5-14 921 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a moist, grassy slope adjacent to a conic depression pond near the lower end and western edge of Big Lake. 1008 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
  CHSC37359  Pedicularis densiflora James T. Nicol 1978-3-11 2 Shasta Ca. 8 mi ne of Whitmore on Ponderosa Way. 853 Comment
  UC917152  Pedicularis groenlandica K. L. Olsen 1949-7-30 16 Shasta King's Creek Meadow; Mount Lassen National Park Comment
  SD87713  Pedicularis semibarbata Frank W. Peirson 1932-7-10 10216 Shasta 1000-Lake Basin 1951 Comment
  HSC49773  Pellaea brachyptera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9837 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  UC1576744  Pellaea brachyptera Dean W. Taylor 1988-6-24 8994 Shasta summit of Grizzly Peak; Pit River Watershed, Big Bend 15'Quadrangle - 677B 1905 Comment
  SEINET11713794  Pellaea brachyptera H. H. Tracy 1912-1 s.n. Shasta near Castella 762 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
  OBI9299  Penstemon azureus Robert F. Hoover 1968-5-28 11114 Shasta Stillwater crk E of Redding Comment
  RSA21192  Penstemon azureus subsp. azureus Carl B. Wolf 1937-8-8 9079 Shasta Sacramento River Canyon, 5.7 miles N of Lamoine. 549 Comment
  RSA34935  Penstemon azureus subsp. azureus A. A. Heller 1905-5-26 7867 Shasta Near Redding. [At the river bridge] Comment
  JEPS11247  Penstemon azureus var. azureus R. F. Hoover 1937-5-19 2284 Shasta Salmon Creek bridge 5 mi from Redding (on old Alturas Road); Salmon Creek bridge 5 mi from Redding Comment
  NY571196  Penstemon azureus var. azureus A. A. Heller 1905-5-26 7867 Shasta At the river bridge near Redding Comment
  NY571197  Penstemon azureus var. azureus A. A. Heller 1926-4-24 13931 Shasta Gravelly places along the Sacramento River, on the Redding-Alturas road. 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
  JEPS9322  Penstemon deustus var. pedicellatus George W. Gillett 1953-7-9 268 Shasta along State Highway 89 ne Lassen Volcanic National Park (Big Springs); , Lassen National Forest 1402 Comment
  SEINET10547586  Penstemon deustus var. pedicellatus Mary Merello 1993-6-26 Merello 731 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
  UC1034015  Penstemon deustus var. pedicellatus Francis W. Pennell 1940-7-21 26217 Shasta toward Lost Creek Lassen National Park, Noble's Pass (Noble's Pass, Lassen National Park) 1737 Comment
  NY591824  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25718 Shasta Route 299, 12 miles west of Fall River Mills 1066.8 Comment
  CHSC30966  Penstemon filiformis S. Horner 1977-6-15 113 Shasta Little Slate Creek drainage, meadow on tope of ridge, meadow sloping into S. Fork Slate Creek drainage. Shasta-Trinity NF. Comment
  SEINET4927500  Penstemon filiformis Unknown 1916-6-24 12442 Shasta Between Lamoine and Sims Comment
  UCD124181  Penstemon gracilentus Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  GMDRC6939  Penstemon heterodoxus var. shastensis J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31407 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  RSA0094218  Penstemon heterodoxus var. shastensis Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31407 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CHSC31044  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-9 3118 Shasta On n side of Dog Creek Rd, ca. 10.6 mi w of Delta on I5, ca. 1.5 mi s of Damnation Summit. 1219 Comment
  CDA13515  Penstemon neotericus G. F. Hrusa, T. D. Wilfred 1996-7-22 13341 Shasta Lassen National Forest; Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. 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
  RSA79850  Penstemon neotericus F. W. Peirson 1932-7-14 10219 Shasta Rocky slopes of Eiler Butte, Thousand Lake Basin. 1951 Comment
  UC1553525  Penstemon neotericus E. Dean 1988-7-12 121 Shasta just w of 2 small pin turns in rd 37N08 as it reaches Skunk Ridge 1158 Comment
  CAS-BOT-BC239313  Penstemon newberryi var. berryi Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  NY627333  Penstemon newberryi var. newberryi G. W. Gillett 1953-8-2 308 Shasta Emerald Point near Emerald Lake 2499.4 Comment
  NY627354  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-22 26235 Shasta Route 89; Mount Lassen, Lassen National Park 2590.8 Comment
  RSA401760B  Penstemon roezlii Christopher Davidson 1975-6-4 2641 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  JEPS28532  Penstemon rydbergii var. oreocharis George W. Gillett 1957-7-3 650 Shasta Badger Flat , Badger Flat (Lassen Volcanic National Park) 1905 Comment
  RSA305806  Penstemon rydbergii var. oreocharis James R. Shevock 1972-7-25 2213 Shasta Upper Kings Mdw, Lassen Peak 2256 Comment
  CHSC93219  Peraphyllum ramosissimum R. Fischer 2005-7-20 466 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Spatter Cone Trail, south-eastern portion of loop. 1051 Comment
  UC1390018  Perideridia bolanderi subsp. bolanderi T. I. Chuang and L. Constance 1967-7-23 6075 Shasta 16 mi s Dunsmuir Comment
  CHSC93330  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. Collected from a meadow along the main park road 400 yds east of old Ranger Station. 1010 Comment
  UC54314  Perideridia oregana H. M. Hall and E. B. Babcock June, 1903 4257 Shasta Bald Mt. Sierra Nevada Mountains 1066 Comment
  RSA97464  Perideridia parishii subsp. latifolia F. W. Peirson 1922-7-13 10190 Shasta Big Meadow, Thousand-Lakes Basin 1951 Comment
  UCD99373  Persicaria amphibia P. B. Kennedy 1927-6-14 11 Shasta Pit River, Pit Pool. 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
  OBI17375  Petrorhagia dubia Robert F. Hoover 1968-5-28 11117 Shasta Stillwater Crk E of Redding Comment
  HSC46268  Phacelia egena Christopher Knopp 1978-5-13 92 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC243007  Phacelia egena M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  RSA74850  Phacelia frigida subsp. frigida F. W. Peirson 1926-6-23 6838 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  HSC13644  Phacelia hastata var. compacta L. R. Heckard, P. C. Silva 1961-8-20 1277 Shasta Trail to Lassen Peak 3049 Comment
  SEINET3091830 Image available Phacelia heterophylla C. W. Sharsmith 1954-6-23 6194 Shasta Ca. 18 miles south of Burney Falls of Pit River. 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
  UC909981  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-20 6491 Shasta 25 mi e Redding (foothills of mts.) 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
  POM127627  Phacelia heterophylla subsp. virgata Milo S. Baker 1898-7-7 s.n. Shasta Upper Clover Creek. Comment
  SJSU1538  Phacelia heterophylla subsp. virgata C. W. Sharsmith 1954-6-23 6194 Shasta 18 mi S of Burney Falls of Pit R Comment
  JEPS2151  Phacelia imbricata subsp. imbricata J. W. Blankinship 1911-5-30 Shasta Redding Comment
  UC1537535  Phacelia linearis Gordon H. True Jr. 1938-5-24 950 Shasta near Lake Britton 914 Comment
  RSA759709  Philadelphus californicus Jim R. Shevock 1992-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC77403  Philadelphus lewisii Alice Eastwood 1912-6-27 652 Shasta Montgomery Creek Comment
  CAS-BOT-BC253536  Phleum alpinum Hans Leschke 1958-8-16 1547 Shasta Grassy Swales, Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC253539  Phleum alpinum George W. Gillett 1957-7-3 652 Shasta Badger Flat, Lassen Volcanic National Park 1905 Comment
  CAS-BOT-BC253560  Phleum alpinum John Thomas Howell 1960-8-23 36444 Shasta Lassen Loop above Little Hot Springs Valley, Lassen Volcanic National Park 2407 Comment
  JEPS28267  Phleum alpinum George W. Gillett 1957-7-3 652 Shasta meadows near road crossing Badger Flat (Lassen Volcanic National Park); , Badger Flat 1905 Comment
  SEINET186021 Image available Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta few miles west of Viola, Mrs. Eastman's ranch 1524 Comment
  OBI76930  Phlox diffusa Anthony Baniaga 2011-6-10 331 Shasta Lassen Natl forest. Along Hwy 89 between Rocky campground and Sugarloaf Day area. Old Station quad. T33N R5E 1286 Comment
  HSC17197  Phlox speciosa J. F. Knezevich 1967-6-3 187 Shasta Shasta National Forest Campground just outside the boundaries of Castle Crags State Park, Castle Creek Comment
  HSC38031  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-5-10 2496 Shasta Buckhorn Summit beside SR 299 976 Comment
  CAS-BOT-BC135031  Phoradendron bolleanum W. R. Dudley 1899-8-19 s.n. Shasta W of Shasta P. O. near Clear Cr. Comment
  UCD89836  Phragmites australis P. B. Kennedy 1927-6-14 2 Shasta Pit River. Pit pool. Comment
  CAS-BOT-BC58850  Phyllodoce breweri Hans Leschke 1960-8-5 1683 Shasta Lassen Volcanic National Park - Summit Lake & Bear Lakes 2133 Comment
  CAS-BOT-BC140523  Physocarpus Alice Eastwood 1912-6-29 841 Shasta Goose Valley Comment
  CAS-BOT-BC142153  Physocarpus capitatus Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-21 42378 Shasta Along Castle Creek c. 1 mile W of Castle Crags State Park, Shasta National Forest Comment
  CAS-BOT-BC73384  Pinus albicaulis M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2743 Comment
  UCSB32  Pinus albicaulis Haller, John 1957-9-20 Shasta Summit train, Mt. Lassen, Lassen National Park, California 2743 Comment
  CAS-BOT-BC73181  Pinus jeffreyi John Thomas Howell 1960-8-22 s.n. Shasta Lassen Volcanic National Park, Manzanita Lake Comment
  JEPS46823  Pinus lambertiana J. C. Stanley 1918-10-13 Shasta McArthur Comment
  SEINET3154336  Pinus ponderosa R. W. Spellenberg, M. Spellenberg 1972-8-14 2900 -A Shasta about 3 mi. E of junction of Hwy. 89 on Hwy. 44, at USFS Rd. 33N56 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
  UC725555  Plagiobothrys A. A. Heller 1942-5-3 16440 Shasta just w Oak Comment
  UC1221760  Plagiobothrys cognatus Beecher Crampton 1958-8-13 5092 Shasta 9 mi n Burney (n end of Goose Valley); Goose Valley 1066 Comment
  JEPS28559  Plagiobothrys cusickii George W. Gillett 1957-7-9 692 Shasta confluence of Hat Creek and Lost Creek (n of Lassen Volcanic National Park, about 2 mi s of Big Springs) 1524 Comment
  CAS-BOT-BC230998  Plagiobothrys hispidulus Lewis S. Rose 1945-9-8 45285 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CHSC60333  Plagiobothrys hispidulus Mary Ann Showers 1992-6-28 2651 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  JEPS28794  Plagiobothrys hispidulus George W. Gillett 1957-8-20 1111 Shasta Brokeoff Meadows Lassen Volcanic National Park (above cabins) 1920 Comment
  JEPS90190  Plagiobothrys hispidulus Carol Witham 1993-6-23 488 Shasta vernal pools 300 m n of w end of Brown Road (near crossing of the PG&E gas pipeline, Fall River Valley, Pit River Watershed); Pit River Watershed, Fall River Valley 1097 Comment
  UC501552  Plagiobothrys hispidulus Frank W. Peirson 1932-7-9 10290 Shasta Burney Spring 1432 Comment
  RSA80215  Plagiobothrys hispidus F. W. Peirson 1932-7-16 10315 Shasta Burney Spring. Forest Border near old log cabin 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
  HSC72453  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9661 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  CDA40659  Plagiobothrys stipitatus var. micranthus L. Ahart 2003-5-12 10141 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. Comment
  HSC49040  Plagiobothrys tenellus Patricia Shesgreen 1978-5-13 79 Shasta Basin Gulch Campground Comment
  RSA31936  Plagiobothrys tener A. A. Heller 1942-5-3 16445 Shasta 3 miles E of Ono. Comment
  RSA31960  Plagiobothrys tener A. A. Heller 1941-5-30 16157 Shasta 3 miles NE of Redding, on the plateau above the Sacramento River. Comment
  UC881356  Plagiobothrys tener var. tener Lewis S. Rose 1940-6-10 40485 Shasta 8 mi w Burney (Hatchet Mountain); Hatchet Mountain 1310 Comment
  CDA33451  Platanthera leucostachys Dale Woods, V. Popescu, B. Villegas 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  UC845540  Platanthera sparsiflora E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC72708  Platystemon californicus Milo S. Baker 1896-5-7 7 Shasta Redding Comment
  UCD92185  Poa H. M. Hall; E. B. Barcock 1903-6-1 4201 Shasta Sierra Nevada Mountains. Fall River Springs. 1066 Comment
  UCD90283  Poa bolanderi H. F. Copeland 1932-8-15 s.n. Shasta Mt. Lassen. Between Hat Lake and Summit Lake. 1981 Comment
  UCD90702  Poa bulbosa R. Tofsrud 1948-5-1 s.n. Shasta McArthur. Comment
  CAS-BOT-BC254911  Poa bulbosa Lester Rowntree 1938-6-8 s.n. Shasta Near Harrison Gulch, W part of county Comment
  SEINET10660980  Poa canbyi Charles L. Hitchcock 1940-5-27 Hitchcock 6634 Shasta Near McArthur. Comment
  UCD32749  Poa compressa Beecher Crampton 1954-7-9 2201 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  CAS-BOT-BC247425  Poa pratensis John Thomas Howell 1960-8-22 36358 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CDA12987  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-3 12889 Shasta Upper Sacramento Valley; Open, sandy site in understory riparian zone E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Rhizomatous. Apparent escape from sod farm adjacent. Comment
  JEPS114785  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes 2008-6-19 14848 Shasta Under oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  CAS-BOT-BC255239  Poa pringlei Hans Leschke 1959-8-10 1664 Shasta Above Soda Lake, Lassen Volcanic National Park 2514 Comment
  UCD90458  Poa secunda L. Whitney 1935-5-18 s.n. Shasta 5 miles E of McArthur. Comment
  CHSC93288  Poa secunda subsp. secunda R. Fischer 2005-5-22 537 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in vicinity of camp 7 in open pine/juniper woodland. 1014 Comment
  HSC10668  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  UC820825  Poa secunda subsp. secunda Alice Eastwood Jun 29 1912-Jul 11 1912 921 Shasta Goose Valley Comment
  CDA13009  Poa wheeleri G. F. Hrusa, T. D. Wilfred 1996-6-1 12939 Shasta Lassen National Forest; Bunchgrass on formerly disturbed slopes. Dry, gravelly, sandy soil. Common. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. Comment
  SJSU6645  Poa wheeleri H. T. Harvey 1964-6-24 334 Shasta Chaos Crater, Lassen Volcanic National Park Comment
  UCD91563  Poa wheeleri A. A. Beetle 1941-6-30 2848 Shasta Lassen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  SEINET8274233  Podagrostis thurberiana W. M. Bridge Cooke 1938-7-29 11427 Shasta Wagon Camp; Mount Shasta. 1737 Comment
  SBBG21877  Polemonium californicum D. Myrick 1964-7-23 915 Shasta trail from Hat Lake to Paradise Meadow 2072 Comment
  SEINET4335515 Image available Polemonium pulcherrimum George W. Gillett 1953-8-6 311 Shasta Summit area of Lassen Peak 2804 Comment
  UC335943  Polemonium pulcherrimum J. G. Lemmon Shasta Lemmon's Peak near Lassen's Peak; Sierra, Lemmon's Peak near Lassen's Peak Comment
  UC1036200  Polemonium pulcherrimum subsp. pulcherrimum George W. Gillett 1953-8-6 311 Shasta summit area Lassen Peak , summit area Lassen Peak (Lassen Volcanic National Park) 2804 Comment
  JEPS100794  Polygala cornuta var. cornuta Dean W. Taylor 1993-7-9 13859 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  RSA70424  Polygala cornuta var. cornuta F. W. Peirson 1932-7-17 10331 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UC17449  Polygala cornuta var. cornuta Milo S. Baker 1893-6 Shasta nr Dunsmuir; Sacramento Canyon Comment
  SD58436  Polygala cornuta var. cornuta A. A. Weigert 1922-8-21 146 Shasta Near Whitmore Comment
  UC1543874  Polygonum amphibium var. emersum Harold and Virginia Bailey 1948-8-26 2814 Shasta Manzanita Lake Lassen Volcanic National Park 1781 Comment
  RSA246618  Polygonum amphibium var. stipulaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42366 Shasta Lassen Volcanic National Park: Shallow water of summit Lake. 2043 Comment
  CAS-BOT-BC413946  Polygonum aviculare subsp. aviculare Robin Schramm 1998-6-20 56 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  CHSC84048  Polygonum bidwelliae Lowell Ahart; John Dittes 2003-5-12 10159 Shasta About 300 yards southeast 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
  JEPS91066  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 11128 Shasta Northern Sacramento Valley, Shingle Creek, Highway 44 1 mi s along right of way of Pacific Gas Pipeline Shingle Creek; Northern Sacramento Valley, Shingle Creek 673 Comment
  RSA565087  Polygonum bidwelliae D. W. Taylor 1992-5-23 13480 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  UC479205  Polygonum bolanderi Marcus E. Jones, A. M. 1931-7-16 28871 Shasta Pitt River Bridge Comment
  SD60262  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on the plateau about 3 miles northeast of Redding Comment
  RSA79091  Polygonum davisiae E. K. Balls 1952-10-14 18205 Shasta Summit Pass, Lassen Peak, Hwy 89. 2595 Comment
  POM219157  Polygonum davisiae H. F. Copeland 1931-8-9 s.n. Shasta Mt Lassen. 2439 Comment
  CAS-BOT-BC414548  Polygonum douglasii George W. Gillett 1957-7-3 637 Shasta Lassen Volcanic National Park. Badget Flat 1905 Comment
  JEPS86237  Polygonum polygaloides subsp. confertiflorum L. R. Heckard and T. I. Chuang 1981-6-10 5526 Shasta along route 299 1.5 mi w Fall River ((in Fall River Mills)) 1066 Comment
  UC1561049  Polygonum polygaloides subsp. kelloggii Dean W. Taylor 1974-6-13 3704 Shasta Hwy 89 at crossing of Pit River; Cascade Mountains, Lake Briton 914 Comment
  CHSC60387  Polygonum shastense Mary Ann Showers 1992-6-28 2667 Shasta Lassen Volcanic National Park. South facing talus and scree slope below Mt. Diller. 2560 Comment
  JEPS50590  Polygonum shastense Jos. Grinnell 1925-8-1 Shasta Trail to Mt. Lassen 2895 Comment
  UC604408  Polygonum shastense Herbert McLean Evans 1922-1 Shasta Lassen Peak Sierra Nevada 2682 Comment
  JEPS104930  Polypodium calirhiza Dean W. Taylor 1993-6-2 13550 Shasta Damnation Creek; on about 1 mi E of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  SEINET10602408  Polypogon interruptus A. Arthur Heller 1905-5-31 Heller 7915 a Shasta Near Middle Creek Station. Comment
  UC585511  Polypogon monspeliensis Virginia Long 1931-5-22 68 a Shasta about three mi w Anderson (Happy Valley (on Stewart Ranch)); Happy Valley Comment
  CAS-BOT-BC384615  Polystichum V. Welch 1969-8-30 s.n. Shasta 25 miles east of Redding; foothills of mountains Comment
  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
  CHSC78053  Polystichum munitum Terry Nelson 1998-4-11 240 -23 Shasta 2 mi s of Whiskeytown Lake and 80 yds e of Brandy Creek. 390 Comment
  CHSC110541  Populus fremontii Julie Kierstead Nelson 2010-7-3 2012 -015 Shasta Redding; Sacramento River Trail near McConnell Arboretum. 147 Comment
  SJSU508  Populus trichocarpa G. Witherspoon 1940-6-27 Shasta Reflection L, Lassen Volcanic National Park 1828 Comment
  JEPS12523  Porterella carnosula George W. Gillett 1955-7-31 438 Shasta near summit Table Mountain (near Manzanita Lake, Lassen Volcanic National Park); Lassen Volcanic National Park, Manzanita Lake, Table Mt. 2026 Comment
  UC1099869  Potamogeton foliosus Herbert L. Mason, Verne Grant 1947-7-9 13283 Shasta n of Redding (by Sacramento River) Comment
  CHSC58036  Potentilla breweri V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4979 Shasta Lassen Volcanic National Park. Badger Flat near the intersection of Old Emigrant Trail and the trail to Cluster Lakes. Edge of meadow. 1905 Comment
  UC1391901  Potentilla flabellifolia Richard McP. Brown 1956-8-16 Shasta Kings Creek Meadows, central portion Lassen Volcanic National Park (Lassen Volcanic National Park) Comment
  RSA82859  Potentilla flabellifolia J. M. Tucker 1951-8-3 2218 Shasta Moist bank near edge of Terrace Lake, Lassen Volcanic National Park Comment
  CDA13120  Potentilla glandulosa subsp. pseudorupestris G. F. Hrusa 1996-6-11 13055 Shasta Lassen National Forest; Above Hwy 44 near W boundary of Lassen National Forest. Comment
  CDA26093  Potentilla glandulosa subsp. reflexa T. C. Fuller 1963-6-1 10610 Shasta End of road, Mountain of Copper Mining Plant, Iron Mountain Road, 5.4 miles above Iron Mountain School, northwest of Redding. 0 Comment
  RSA702133  Potentilla gracilis var. elmeri R. Fischer, Jenny Marr 2004-5-28 271 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge of Modoc Plateau. Located along Lava Springs Trail near Crystal Springs. 1011 Comment
  CDA12915  Potentilla millefolia G. F. Hrusa 1996-5-2 12857 Shasta Lassen National Forest; Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. Comment
  RSA702134  Potentilla millefolia R. D. Fischer 2004-5-26 253 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on Western edge of Modoc Plateau. Between Big Lake and Horr Pond. 1009 Comment
  CAS-BOT-BC508648  Prosartes hookeri Alice Eastwood 1912-6-29 947 Shasta Goose Valley Comment
  JEPS3754  Prunella vulgaris var. lanceolata George Gillett 1952-7-22 95 Shasta along Hat Creek (half a mi n of Old Station, 5 mi n Lassen Volcanic National Park); Lassen Volcanic National Park and vicin, along Hat Creek 1219 Comment
  SD104425  Prunella vulgaris var. lanceolata Reid Moran 1978-6-25 26089 Shasta In open woods W of Little Roaring Creek. 725 Comment
  CDA3916  Prunus avium T. C. Fuller 1958-4-15 4757 Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  UC575027  Prunus emarginata C. Epling, Wm. Robison 1935-7-17 Shasta near Lava Tube (Lassen National Park); Lassen National Park Comment
  HSC72328  Prunus subcordata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9647 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  HSC99941  Prunus subcordata J. P. Smith, & J. O. Sawyer 2011-6-16 13227 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  POM187572  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta Pitt River Bridge. Comment
  SBBG27197  Prunus virginiana var. demissa C. L. Hitchcock 1940-5-25 6585 Shasta below Pit Dam, Power Plant, 2 mi W of Fall River Mills 1341 Comment
  UC478981  Prunus virginiana var. demissa Marcus E. Jones, A. M. 1931-7-16 29015 Shasta Pitt River bridge Comment
  CAS-BOT-BC156388  Prunus virginiana var. demissa Wm. F. Herrin 1920-10-1 s.n. Shasta Shasta Springs Comment
  UC896853  Pseudognaphalium californicum Alice Eastwood 1912-7-25 1420 Shasta Pitt to Baird Comment
  CAS-BOT-BC357396  Pseudognaphalium microcephalum John Thomas Howell 1960-8-22 36384 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  CAS-BOT-BC357397  Pseudognaphalium microcephalum Lewis S. Rose 1945-9-5 45258 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  RSA768320  Pseudognaphalium thermale Justin M. Wood 2010-9-2 2543 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC80162  Pseudotsuga menziesii Elmer I. Applegate 1929-6-23 5830 Shasta Ingot: along Redding--Alturas road Comment
  RSA530012  Psilocarphus brevissimus D. W. Taylor 1988-4-13 9521 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  JEPS40495  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-5-19 2276 Shasta 4 mi e Redding Comment
  OBI15566  Psilocarphus brevissimus var. brevissimus Robert F. Hoover 1968-5-28 11104 Shasta Redding Airport 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-BC146424  Ptelea crenulata L. E. Smith 1915-5-1 s.n. Shasta Pitt River Comment
  CAS-BOT-BC460538  Pterospora andromedea R. V. Parke 1954-5-15 118 Shasta Highway 89, 10 miles N of old Station 1158 Comment
  UCD92325  Puccinellia John Thomas Howell 1954-4-26 29177 Shasta West of Tower House, about 6 miles west of Whiskeytown. Comment
  CAS-BOT-BC460853  Pyrola aphylla Marion Ownbey; Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile S of Viola Comment
  RSA0080610  Pyrola dentata C. Epling, Wm. Robison 1935-7-17 s.n. Shasta Lassen Peak: near Manzanita Lake. Comment
  SJSU531  Pyrola picta G. Witherspoon 1940-6-26 2118 Shasta by old woodLassen Park Rd 2.5 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1841 Comment
  HSC90025  Quercus berberidifolia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 13 Shasta Rd. A16 1.0 mi N of its intersection with Hwy. 36 732 Comment
  CAS-BOT-BC68628  Quercus chrysolepis Alice Eastwood 1923-5-29 11998 Shasta Shasta Springs Comment
  CAS-BOT-BC68630  Quercus chrysolepis A. A. Heller 1920-8-4 13497 Shasta Pit river bridge on the State Highway Comment
  UC405490  Quercus chrysolepis Lewis C. Rosenbaum 1916-6-3 Shasta Castella, band of Sacramento River Sacramento River, Castella 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-BC94630  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta Along stage road SW of Burney Valley Comment
  UCD14006  Quercus garryana John M. Tucker 1968-9-14 4140 -7 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD14007  Quercus garryana John M. Tucker 1968-9-14 4140 -8 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; 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
  UC1135622  Quercus garryana var. breweri A. E. Wieslander 1927-9-13 18 Shasta near Pollock; Redding Quad. 304 Comment
  UC1135624  Quercus garryana var. breweri P. L. Johannsen 1933-6-28 186 Shasta Clear Creek Weaverville Quad. 487 Comment
  UC527567  Quercus garryana var. breweri C. B. Wolf 1931-9-1 Shasta 28 mi n Redding (along the Pacific Highway) 609 Comment
  CAS-BOT-BC62748  Quercus garryana var. breweri Wm. F. Herrin 1920-10-1 s.n. Shasta near Redding Comment
  POM266352  Quercus garryana var. breweri J. C. Roos 1939-7-6 1516 Shasta Hills north of Redding. 1372 Comment
  CHSC101058  Quercus garryana var. garryana John Dittes 2008-5-20 1518 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  RSA30400  Quercus garryana var. garryana A. A. Heller 1916-7-23 12496 Shasta Between the McCloud and Sacramento rivers along the highway grade. Comment
  CAS-BOT-BC105421  Quercus kelloggii Lewis S. Rose 1945-9-2 45221 Shasta 1 mi SE of Doyles Corner 975 Comment
  HSC72300  Quercus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9624 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  HSC98271  Quercus kelloggii J. K. Clark 1964-3-25 Shasta In back of 1522 Ridge Dr., Redding 174 Comment
  JEPS117846  Quercus kelloggii Julie Kierstead Nelson 2006-6-16 2006 -27 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  UCD46664  Quercus kelloggii J. Brown 1992-5-9 17 Shasta McCloud R., AhDiNa Campground, Site No.2. Comment
  CAS-BOT-BC105426  Quercus kelloggii William A. Dayton 1913-8-25 550 Shasta Screwdriver Creek, Summit Lake Range 1554 Comment
  SEINET13953543 Image available Quercus kelloggii Jeffrey Huber 1971-1 293 Shasta 15 mi S of Weed on 1-5 Comment
  UCD14995  Quercus lobata John M. Tucker 1970-5-3 4183 Shasta California, Shasta Co.; Highway 299 ca. 2 mi. southwest of Round Mountain; Comment
  CAS-BOT-BC134858  Quercus wislizeni T. Worley; M. Mill; F. Rosenthal 1985-5-12 75 Shasta One mile E of Platina CA. County road A16 701 Comment
  UC1174981  Quercus wislizeni P. C. Everett and E. K. Balls 1959-10-22 23919 Shasta 3.3 mi se Shasta (along U.S. Hwy 299 from Redding) 76 Comment
  UC5694  Quercus wislizeni M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station 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
  UCD95817  Ranunculus alismifolius J. M. Tucker 1951-8-3 2210 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  JEPS55035  Ranunculus alismifolius var. alismellus W. L. Jepson 1910-6-8 4095 Shasta Lassen Peak; lower slopes 2438 Comment
  UC725856  Ranunculus alismifolius var. alismellus A. A. Heller 1941-8-11 16286 Shasta King Creek Meadow camp ground Lassen Volcanic National Park Comment
  CAS-BOT-BC379072  Ranunculus aquatilis var. diffusus Alice Eastwood 1912-6-29 744 Shasta Goose Valley Comment
  POM260782  Ranunculus aquatilis var. harrisii H. C. Cantelow 1939-6-10 s.n. Shasta Sahsta County: 22 miles S of Mc Cloud jct of Burney, Redding alturas Hwy Comment
  JEPS100879  Ranunculus arvensis Dean W. Taylor 1991-5-29 11838 Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 673 Comment
  JEPS60671  Ranunculus canus Alice Mary King March 1921 Shasta Anderson Comment
  JEPS60716  Ranunculus canus C. F. Rose 1935-2-24 3 Shasta about 4 mi w Redding Comment
  SEINET3245767  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-1 15014 Shasta Southern Cascade Range Foothills: Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton (Shingletown 7.5') 640 Comment
  UC54288  Ranunculus occidentalis H. M. Hall and E. B. Babcock June, 1903 4263 Shasta near Hat Creek; Sierra Nevada Mountains 1524 Comment
  RSA400017  Ranunculus occidentalis var. eisenii Christopher Davidson 1975-6-4 2639 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  HSC49826  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9817 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  RSA85296  Ranunculus occidentalis var. ultramontanus F. W. Peirson 1932-7-9 10285 Shasta Below Burney Spring 1433 Comment
  JEPS120909  Ranunculus sardous Lowell Ahart, John Dittes 2013-6-9 18793 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CDA12995  Ranunculus sceleratus G. F. Hrusa 1996-4-3 12900 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  JEPS41959  Rhamnus rubra W. L. Jepson 1914-8-11 5774 Shasta ne of Upper Falls River Valley (ne Shasta County) 1036 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
  UC592712  Rhamnus rubra Carl B. Wolf 1934-7-7 Shasta 0.8 mi n Mears Creek (w side of Sacramento River); Sacramento River 609 Comment
  CDA13081  Rhamnus rubra subsp. rubra G. F. Hrusa, T. D. Wilfred 1996-6-11 13014 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
  JEPS750  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1909-9-3 Shasta Anderson Comment
  JEPS758  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1911-5-29 Shasta Olinda Comment
  RSA14355  Rhamnus tomentella subsp. tomentella Elmer I. Applegate 1929-6-23 5824 Shasta Ingot. Comment
  UC18591  Rhamnus tomentella subsp. tomentella M. S. Baker and Frank Nutting 1894-5-21 Shasta Stillwater Comment
  CDA38871  Rhododendron neoglandulosum T. C. Fuller 1963-6-1 10614 Shasta Iron Mtn. Rd., 0.4 miles below Iron Mtn. School, northwest of Redding. 0 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
  RSA161481A  Rhododendron occidentale var. paludosum Franklin P. Nutting 1894-5-25 s.n. Shasta Cedar Run Comment
  CAS-BOT-BC168120  Rhus aromatica Mrs. D. B. McAllister 1918-4-29 45 Shasta Ydalpom Comment
  CAS-BOT-BC200665  Rhus aromatica P. C. Everett; E. K. Balls 1959-10-21 23918 Shasta 6.3 mi. w. of Shingletown along State Hwy. 44 to Redding 457 Comment
  CAS-BOT-BC200740  Rhus aromatica Elmer I. Applegate 1929-6-23 5874 Shasta Fall River Valley, eastern Shasta County Comment
  JEPS122371  Rhus aromatica Joseph Broberg, Jaycee Leonard 2012-7-12 CA 320 -105 Shasta From Alturas, head Southwest on highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Rd. Continue to end of Cinder Cone Road where it meets Pitville Road. Collection is .25 miles West of an old FWS grazing exclusion test plot Comment
  UCSB62937  Rhus aromatica Sarr, Dan 1995-7-30 Shasta 1 mi. W of intersection of Highways 89 and 299 910 Comment
  CDA12933  Rhus trilobata G. F. Hrusa 1996-5-2 12875 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  UC17952  Rhus trilobata M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UC711950  Rhus trilobata Roxana S. Ferris and Laura Lorraine 1941-8-10 10484 Shasta between Shasta National Forest junction of U.S. 299 and Hat Creek Post Office (State Highway 89) Comment
  CAS-BOT-BC108753  Ribes cereum Ellsworth Bethel 1923-4-21 1033 Shasta Fall River Mills. Comment
  SJSU526  Ribes cereum G. Witherspoon 1940-6-27 2132 Shasta W base of Cinder Cone, Lassen Volcanic National Park 1981 Comment
  HSC49785  Ribes inerme J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9827 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  JEPS49415  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 295 Shasta Twin Valleys Comment
  UC75465  Ribes inerme var. klamathense Milo S. Baker Shasta Goose Valley Comment
  CAS-BOT-BC168858  Ribes inerme var. klamathense Carl B. Wolf 1941-7-24 11062 Shasta 8 mi. NE of Manton on raod to Viola 914 Comment
  LA205549  Ribes nevadense Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  HSC41157  Ribes roezlii Thomas W. Nelson, Jane P. Nelson 1976-8-2 3103 Shasta Along N side of Hwy. 44. 7.2 mi. E of Shingletown. Comment
  UC1234599  Ribes roezlii Peter H. Raven 1962-5-30 17906 Shasta 1.6 mi n Burney Falls State Park (State Highway 89) Comment
  RSA0094225  Ribes roezlii var. cruentum Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31400 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-BC412815  Ribes roezlii var. roezlii Andrew Townesmith; Karen M. Meyer 2007-7-26 859 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27) 390 Comment
  HSC65654  Ribes roezlii var. roezlii J. P. Smith, J. O. Sawyer 1973-4-14 6088 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CHSC88343  Ribes velutinum R. Fischer; J. Marr 2004-5-24 226 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1028 Comment
  JEPS89393  Rigiopappus leptocladus Dean Wm. Taylor with Robert A. Price 1988-6-1 9701 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299 (Burney Valley, Pit River Watershed); Burney Valley, Pit River Watershed, Black Ranch Road 944 Comment
  CHSC110540  Robinia pseudoacacia Julie Kierstead Nelson 2010-7-3 2012 -016 Shasta Redding; Sacramento River Trail near McConnell Arboretum. 147 Comment
  JEPS53860  Rorippa J. W. Blankinship 1911-5-5 Shasta Redding Comment
  UC10733  Rorippa curvisiliqua M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CHSC55201  Rorippa nasturtium-aquaticum L. P. Janeway 1991-5-10 3944 Shasta Battle Creek Wildlife Area. North edge of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 115 Comment
  CDA33526  Rorippa palustris V. Popescu 2010-6-29 Shasta Ahjumawi State Park; Big Lake. 0 Comment
  UC75494  Rosa Milo S. Baker Shasta Stillwater Comment
  UC1128573  Rosa californica P. L. Johannsen 1932-5-26 84 Shasta near mouth of Bailey Creek; Redding Quadrangle 243 Comment
  UC1128615  Rosa californica P. L. Johannsen 1933-6-2 179 Shasta Eagle Creek Weaverville Quadrangle Comment
  SEINET8986554  Rosa corymbiflora Unknown 1912-1 1804 (25) Shasta Shasta County. Comment
  CAS-BOT-BC146730  Rosa gymnocarpa F. Almeda; R. Eisenhardt 1995-5-29 7406 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  CAS-BOT-BC5989  Rosa gymnocarpa Alice Eastwood 1912-6-29 945 Shasta Gppse Va;;eu Comment
  CAS-BOT-BC6002  Rosa pisocarpa Alice Eastwood 1912-7-25 1404 Shasta Pitt to Baird Comment
  JEPS45696  Rosa pisocarpa W. L. Jepson 1914-8-15 6182 Shasta Delta 396 Comment
  CAS-BOT-BC148262  Rosa woodsii var. ultramontana Alice Eastwood 1912-6-29 992 Shasta Goose Valley Comment
  CDA37727  Rubus armeniacus R. Breckenridge/K. Filippini 2009-7-15 s.n. Shasta Anderson. 0 Comment
  UC467841  Rubus leucodermis Franklin P. Nutting 1894-5-31 Shasta Burney Falls Northern California, Burney Falls Comment
  UC73078  Rubus leucodermis Milo S. Baker 1898-7-11 431 Shasta Burney Falls Comment
  CAS-BOT-BC158738  Rubus ursinus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Sta. Comment
  CAS-BOT-BC421408  Rumex G. D. Barbe 1980-6-5 2814 Shasta Abandoned dairy south of Knighton Road, along Sacramento River, on Riverland Drive (I-5 frontage road); between Redding and Anderson 128 Comment
  HSC47066  Rumex acetosella Howee Barban 1978-5-13 35 Shasta Trinity National Forest, Basin Gulch Campground. 854 Comment
  CAS-BOT-BC422214  Rumex acetosella L. E. Smith 1913-3-26 19 Shasta Redding Comment
  UCD70551  Rumex acetosella Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  SD64418  Rumex salicifolius Darley F. Howe 1966-8-30 4314 Shasta Clark Creek 1067 Comment
  UC131627  Rumex salicifolius var. denticulatus A. A. Heller 1905-5-31 7914 Shasta near Middle Creek Station Comment
  JEPS51055  Sagina decumbens subsp. occidentalis J. W. Blankinship 1911-4-16 5 Shasta Olinda Comment
  UC1579557  Sagina decumbens subsp. occidentalis Harold and Virginia Bailey 1948-8-25 3015 c Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  CHSC60351  Sagina saginoides Mary Ann Showers 1992-6-27 2631 Shasta Lassen Volcanic National Park. Above cirque and immediately below ridge between Chaos Crags and cirque. 2377 Comment
  CHSC8755  Sagittaria S. Chulasmai 1966-4-30 16 Shasta 0.5 mile from Hat Creek River. Comment
  UC935742  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-7-19 1016 Shasta Highway 299 Round Mountain Round Mountain Comment
  CAS-BOT-BC445718  Sagittaria latifolia Alice Eastwood 1912-6-29 969 Shasta Goose Valley Comment
  RSA767678  Sagittaria sanfordii Julie Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, east of Encanto way, 8 miles northeast of Redding 183 Comment
  JEPS111024  Salix J. K. Nelson 2001-5-3 2001 -11 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 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
  CAS-BOT-BC102831  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102836  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 b Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  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
  CAS-BOT-BC102839  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 383 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  CHSC65013  Salix boothii Vernon H. Oswald 1987-9-8 3236 Shasta Lassen Hwy near the trailhead to Kings Creek Falls in Lassen Volcanic National Park. 2209 Comment
  POM218990  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 383 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  SD969  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen, below spring above highway about 1.5 km west of Helen Lake 2370 Comment
  UC1543688  Salix boothii Harold and Virginia Bailey 1948-8-27 2954 Shasta Loop Hwy. at water fountain below Emerald Lake; Lassen Volcanic Nat'l Park 2438 Comment
  UC482025  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC483194  Salix boothii Dr. Tracy I. Storer 1932-7-31 Shasta Upper King Creek Meadows; Lassen Volcanic Nat'l Park 2225 Comment
  UCD110746  Salix boothii G. F. Hrusa 1996-5-2 12859 Shasta Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. 1450 Comment
  CAS-BOT-BC102818  Salix boothii Hans Leschke 1960-8-8 1726 Shasta Hat Lake, Lassen Volcanic National Park 1965 Comment
  HSC85698  Salix exigua var. hindsiana J. P. Smith, J. O. Sawyer 1982-5-8 10358 Shasta 0.7 mi. N of French Gulch 640 Comment
  HSC72332  Salix gooddingii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9646 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  LA208669  Salix gooddingii Mrs. H. P. Bracelin; 1931-6-28 481 Shasta Redding, N of bridge at N end of town 180.0 Comment
  RSA5670  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SEINET4855856  Salix gooddingii var. variabilis Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding. 180 Comment
  CAS-BOT-BC107824  Salix hindsiana A. A. Heller 1917-4-21 12995 Shasta Clear Creek 7 miles south of Redding in gravel. Comment
  UC525908  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 691 Shasta Lassen Volcanic Nat'l Park Comment
  UCD111095  Salix jepsonii John Thomas Howell 1961-6-20 36564 Shasta Lassen Highway east of Diamond Peak. Comment
  CAS-BOT-BC125423  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  UC1736175  Salix lasiolepis Dean W. Taylor 1985-7-12 8697 Shasta Sacramento River at Duinsmuir 670 Comment
  UCSB24543  Salix lasiolepis Simpson, C. 1967-3-25 Shasta Along church creek, opposite 2455 Becon Street, Summit City 266 Comment
  CAS-BOT-BC124500  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-26 592 Shasta Redding Comment
  CAS-BOT-BC124512  Salix lasiolepis var. lasiolepis A. A. Heller 1918-5-12 13026 Shasta On the McCloud River near the fish hatchery Comment
  CAS-BOT-BC128379  Salix lasiolepis var. lasiolepis Rene Bollaert 1934-12-20 1 b Shasta Squaw Creek, tributary of the Sacramento River, at Kennett 152 Comment
  CAS-BOT-BC124868  Salix lemmonii John Thomas Howell 1960-8-22 36321 Shasta Manzanita Lake 1783 Comment
  CHSC84054  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst 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
  POM220463  Salix lucida subsp. lasiandra H. P. Bracelin 1931-7-1 504 Shasta Sacramento River. 7 km N of La Moine. 450 Comment
  RSA697046  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2003-5-22 10203 Shasta Near a water ditch. E of the poor dirt road. About 150 yards S of the Coleman Canal. ABout 1 1/8 miles W of the barn. 4 miles (air) WSW of Darah Springs State Fish Hatchery. About 11 miles (air) ENE of Cottonwood. 259 Comment
  JEPS105157  Salix melanopsis Dean W. Taylor 1993-7-9 13833 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  UC481737  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 480 a Shasta ca. 1 km. n. Redding (near hwy.) 180 Comment
  UC481915  Salix melanopsis Mrs. H. P. Bracelin 1931-6-28 482 Shasta n. of bridge at n. end of town Redding 180 Comment
  SD906  Salix petrophila E. B. Copeland 1931-8-16 Shasta Mount Lassen, definite narrow area south shore of Emerald Lake 2370 Comment
  CAS-BOT-BC126128  Salix scouleriana W. R. Dudley 1899-8-17 s.n. Shasta Ridge southwest of Burney Valley, on stage road Comment
  RSA92650  Salix scouleriana F. W. Peirson 1932-7-12 10135 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  HSC47577  Salvia columbariae Sheila Logan 1978-5-13 151 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  HSC14313  Salvia mellifera S. M. Clapp 1966-4-4 8 Shasta Along Carbon Canyon Rd. 61 Comment
  POM126745  Salvia sonomensis Milo S. Baker 1900-4-1 s.n. Shasta Canon of old Cow Creek Comment
  SBBG6507  Salvia sonomensis H. and M. Dearing 1938-6-14 3650 Shasta W of Viola Comment
  UC1608331  Salvia sonomensis J. Kierstead 1991-4-12 90 -4 Shasta 3.3 MI FROM County Rd. A16 (Ditch Grade) jct with Platina Hwy. (Hwy. 36); Shasta-Trinity National Forests Comment
  RSA82399  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  UC861876  Sanguisorba annua Alice Eastwood Jun 29 1912-Jul 11 1912 773 Shasta Goose Valley Comment
  RSA86659  Sanguisorba annua F. W. Peirson 1932-7-9 10276 Shasta Below Burney Spring. 1433 Comment
  JEPS98641  Sanicula M. Garcia, O. Gomez, C. Martin and P. Vargas 1996-5-27 40 PV96 Shasta Shasta Lake, Packers Bay, Waters Gulch trailhead Redding Comment
  JEPS83794  Sanicula bipinnata Dean Wm. Taylor with Robert A. Price, Roy Buck and Rexford E. Palmer 1988-6-3 9736 Shasta along Forest Rd 35N46 0.8 mi s junction with the road to Hogback Mountain; Pit River Canyon, Blue Jay Mountain 880 Comment
  HSC72319  Sanicula bipinnata J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9654 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  CHSC1980  Sanicula bipinnatifida P. Delaplane 1965-4-3 6 Shasta On W. side of Hwy 299, ca. 8 mi N of Bella Vista. 914 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
  CHSC9208  Sanicula bipinnatifida G. Strausbaugh 1970-4-18 39 Shasta On eroded south slope ca. 5 mi. nw past Whiskeytown Dam on Kennedy Memorial Hwy. and ca. 20 yds above the lake. 376 Comment
  HSC49114  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9714 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 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
  UC1036247  Sanicula graveolens George W. Gillett 1952-7-14 73 Shasta vicinity of sulphur works, near buildings Lassen Volcanic National Park 2133 Comment
  POM82729  Sanicula graveolens Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UCD128019  Sanicula graveolens G. F. Hrusa 1992-5-1 10472 Shasta under powerlines approximately 1 mile southeast of Montgomery Creek. Comment
  SBBG115547  Saponaria officinalis B. Crampton 1964-8-26 7177 Shasta Castle Crag, 3 mi S of Dunsmuir, Sacramento River Comment
  UC1036318  Saxifraga aprica George W. Gillett 1952-8-11 173 Shasta trail from Bumpas Hell to King's Creek (on e side of Kings Creek Meadow near end of trail); Lassen Volcanic National Park, King's Creek Meadow 2377 Comment
  UC1040763  Saxifraga aprica George W. Gillett 1953-7-29 301 a Shasta near trail to Cliff Lake (adjacent to Summit Lake Ranger Station, vicinity of Summit Lake); Lassen Volcanic National Park 2011 Comment
  UC115046  Saxifraga odontoloma Mrs. R. M. Austin 1882-8-8 Shasta King's Valley Comment
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Jul 1 2012
  UC1326245  Saxifraga odontoloma Milo S. Baker 1947-8-12 11960 Shasta King Creek, along Hwy, Mount Lassen National Park King Creek; Mount Lassen National Park, King Creek 2286 Comment
  UC1543696  Saxifraga odontoloma Harold and Virginia Bailey 1948-8-27 2925 Shasta Kings Creek Meadow near picnic grounds Kings Creek Meadow; Lassen Volcanic National Park, Kings Creek Meadow 2164 Comment
  SEINET7722874  Saxifraga tolmiei Unknown Shasta Lassen's Peak 2743 Comment
  CHSC55154  Schoenoplectus acutus var. occidentalis L. P. Janeway 1991-6-15 4022 Shasta Battle Creek Wildlife Area. Floodplain flats along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Small slough adjacent to Battle Creek. 120 Comment
  CHSC114698  Scleranthus annuus Caryn Moen 2011-6-8 Shasta Redding; 8026 Airport Road. Comment
  RSA273376  Scleranthus annuus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-21 8538 Shasta Junction of State Route 299 and Keswick Road. 305 Comment
  CHSC55209  Scleranthus annuus subsp. annuus L. P. Janeway 1991-4-11 3875 Shasta Battle Creek Wildlife Area. North side of Battle Creek and ca 300 ft south of Coleman Hatchery Road, ca 1 1/2 mi east of the Sacramento River. 121 Comment
  JEPS104079  Scleranthus annuus subsp. annuus Lowell Ahart 2003-5-12 10144 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
  UC1181546  Scleranthus annuus subsp. annuus R. F. Hoover 1942-5-20 5874 Shasta 7 mi e Redding Comment
  UCD92529  Scribneria bolanderi W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  UC501432  Scutellaria antirrhinoides Frank W. Peirson 1932-7-17 10327 Shasta Goose Valley, Wallace Ranch Goose Valley; , Wallace Ranch 914 Comment
  RSA82319  Scutellaria antirrhinoides F. W. Peirson 1932-7-17 10327 Shasta Wallace Ranch, Goose Valley. 915 Comment
  UCD125677  Scutellaria galericulata Malcolm A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, around 3 miles north of McArthur. Comment
  CHSC67235  Scutellaria siphocampyloides James D. Jokerst 1987-5-15 2882 Shasta Between Redding and town of Shasta, 2 mi W of Redding, several hundred meters S of Hwy. 299, in a tributary of Salt Creek, ca. 400 m due W of BM 673. 213 Comment
  UC1713639  Scutellaria siphocampyloides Elmer I. Applegate 1929-6-18 5746 Shasta 30 mi n of Redding (Pollock, Sacramento River); Pollock, Sacramento River Comment
  HSC100217  Secale cereale J. P. Smith 2010-6-24 12955 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  HSC100244  Secale cereale J. P. Smith 2010-6-10 12918 Shasta Along Hwy. 299 W of Burney 981 Comment
  RSA0089824  Secale cereale Dean Wm. Taylor 2010-6-24 20893 Shasta Muck Valley, northern end of the valley bordering planted wheat fields. 1310 Comment
  SJSU5145  Sedella pumila H. D. Baer 1960-4-14 Shasta near Coleman National Fish Cultural Station, 11 mi SE of Anderson 259 Comment
  UC455355  Sedum obtusatum subsp. boreale I. J. Condit 1909-8-23 Shasta near Sisson (Castle Lake); , near Sisson 1828 Comment
  CAS-BOT-BC278761  Sedum sexangulare Peter F. Zika; Julie K. Nelson 2012-6-21 25919 B Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills (CaRF) 195 Comment
  RSA0035468  Sedum sexangulare Julie Nelson 2012-8-5 s.n. Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills. 195 Comment
  UC485806  Senecio H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, where the road crosses Mt. Lassen 2225 Comment
  SEINET10872240  Senecio Mary Susan Taylor, James D. Jokerst Taylor 5506 Shasta On small knoll S side of 37N30, ca. 1/4 mi SE of Rock Creek Campgound, ca. 3 air mi W of Lake Britton, ca. 10 air mi N of Burney. Yellow Pine Forest. Comment
  UC1608339  Senecio aronicoides J. Kierstead 1991-5-4 90 -65 Shasta Roaring Springs Rd 0.7 mi from junction with Big Bend Rd.; Shasta-Trinity National Forests 792 Comment
  UC91638  Senecio aronicoides Mrs. R. M. Austin July 1896 4080 Shasta Lassen Peak Comment
  RSA113299  Senecio canus E. K. Balls, Lee W. Lenz 1956-6-19 21828 Shasta State Highway 89, just north of Subway Cave, McCloud to Mt. Lassen. 1341 Comment
  CAS-BOT-BC363588  Senecio fremontii var. fremontii Hans Leschke 1954-9-22 s.n. Shasta Lassen Volcanic National Park. Top of Brokeoff Mt. 2813 Comment
  CAS-BOT-BC363640  Senecio fremontii var. occidentalis George W. Gillett 1957-8-17 1080 Shasta Lassen Volcanic National Park. Helen Mountain. Southwest exposure above Lake Helen 2590 Comment
  RSA0012562  Senecio hydrophilus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1036 Shasta Fall River at Glenburn. Comment
  JEPS37495  Senecio triangularis W. L. Jepson 1929-9-28 15291 Shasta Manzanita Lake Lassen Volcanic National Park, Lassen Peak 1828 Comment
  CDA32074  Sesbania punicea C. Owens 2010-9-23 s.n. Shasta Redding: Enterprise Park (Kids Kingdom), on the north side of Churn Creek, near the gravel parking lot. 0 Comment
  CDA23548  Setaria pumila Jim Staggs 2008-8-2 s.n. Shasta Redding, 2941 Shadow Brook Ln. 0 Comment
  JEPS74069  Setaria viridis Virginia E. Long 1931-5-31 81 a Shasta w. of Stocker's place Anderson Comment
  CHSC48912  Sibbaldia procumbens Vernon Oswald 1986-7-28 2250 Shasta Emerald Lake, Lassen Volcanic National Park. On the edge of the lake. 2462 Comment
  CHSC118353  Sidalcea asprella subsp. asprella Dean Wm. Taylor 2015-6-18 21554 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1487 Comment
  RSA0089871  Sidalcea asprella subsp. asprella Dean Wm. Taylor 2015-6-18 21554 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain). 1487 Comment
  JEPS117884  Sidalcea celata L. P. Janeway 2006-5-17 8602 Shasta Inner North Coast Ranges. West edge of Lowers Gas Point Road about 1.8 km south of Gas Point Road, 700 m east of North Fork Cottonwood Creek 248 Comment
  SEINET7055653  Sidalcea gigantea Dean W. Taylor 1995-7-30 15370 Shasta Flora of the Cascades Ranges. Goose Creek at its debouchment into Goose Valley. About 5 miles northwest of Burney. Elevation about 3050 feet. Comment
  CHSC9467  Sidalcea hartwegii G. Strausbaugh 1970-5-24 78 Shasta Area ca. 10 ft. above water on W. bank of first cove N. W. of Brandy Creek Swimming Area. 371 Comment
  HSC97699  Sidalcea malviflora subsp. malviflora Thomas W. Nelson, Jane Nelson 2006-6-30 9455 Shasta Along FS Rd. 35N46, 14.4 mi. from Pit River (Fenders Ferry) 893 Comment
  JEPS105058  Sidalcea oregana subsp. oregana Dean W. Taylor 1996-6-5 15653 Shasta Hwy 299 about 5 mi NE of Burney, at jct with Hwy 89; Shasta-Trinity National Forest; Cascade Ranges 914 Comment
  RSA95258  Sidalcea oregana subsp. spicata F. W. Peirson 1932-7-17 10323 Shasta Wallace Ranch, Goose Valley 915 Comment
  GMDRC6936  Sidalcea oregana var. oregana J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31404 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-BC384562  Silene bridgesii L. E. Smith 1913-6-1 400 Shasta Baird Comment
  SACT000013  Silene californica Shannon Datwyler, David Hubbert 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  JEPS88882  Silene campanulata subsp. glandulosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6155 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 1.3 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 335 Comment
  JEPS88883  Silene campanulata subsp. glandulosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6155 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 1.3 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 335 Comment
  CAS-BOT-BC174875  Silene campanulata subsp. glandulosa H. E. Brown 1897-5-15 247 Shasta Near Pit River Ferry Comment
  JEPS121392  Silene coronaria Julie Nelson, Jim Nelson & Peter Zika 2012-6-21 25916 Shasta near Stillwater Creek and Encanto Way Comment
  RSA113759  Silene douglasii George W. Gillett 1953-8-13 322 Shasta Reading Peak. 2546 Comment
  UC501537  Silene douglasii Frank W. Peirson 1932-7-11 10144 Shasta s Burney (1000-Lake Basin, Interlake region); 1000-Lake Basin, s of Burney 1950 Comment
  RSA610192  Silene douglasii C. Epling, Wm Robinson 1935-7-17 s.n. Shasta Lassen Park; near Manzanita Lake. Comment
  UCD98605  Silene douglasii var. douglasii D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-7 s.n. Shasta Lassen Volcanic National Park; at Bumpass Hell trail. 2580 Comment
  CAS-BOT-BC389214  Silene laciniata subsp. californica Mary Strong Clemens 1920-7-28 s.n. Shasta Below Dunsmuir Comment
  SBBG2041  Silene lemmonii H. and M. Dearing 1939-6-14 3649 Shasta near Viola 1371 Comment
  CAS-BOT-BC389413  Silene lemmonii Alice Eastwood No date on label 670 Shasta Unspecified Comment
  CAS-BOT-BC389503  Silene menziesii Alice Eastwood 1912-6-29 947 a Shasta Goose Valley 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
  SEINET4171043  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  RSA25124  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS939  Sium suave W. L. Jepson 1914-8-11 5768 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  RSA530021  Smelowskia ovalis var. congesta D. W. Taylor, Glenn L. Clifton 1990-8-10 11426 Shasta Lassen Peak, near summit alon trail. 3140 Comment
  UC1036169  Smelowskia ovalis var. congesta George W. Gillett 1952-9-1 243 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 3108 Comment
  CDA13068  Smilacina racemosa G. F. Hrusa, T. D. Wilfred 1996-6-1 12997 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  UC844209  Smilacina stellata C. L. Hitchcock 1940-5-24 6577 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  SEINET10718427  Smilax californica Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 162 Shasta 240 Comment
  UC54244  Smilax californica H. M. Hall and E. B. Babcock June, 1903 4009 Shasta Baird Upper Sacramento Valley, McCloud River 243 Comment
  HSC2187  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  RSA239300  Smilax californica Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42413 Shasta Shasta National Forest: On slopes above Castle Creek ca. 1 mile west of Castle Crags State Park. 762 Comment
  RSA24230  Smilax californica Carl B. Wolf 1940-12-13 9804 Shasta Sacramento River Canyon, 4/10 mile south of Castella. 579 Comment
  HSC104387  Smilax jamesii Thomas W. Nelson, Martin Lenz 2004-6-9 9237 Shasta In shallow draw, ~ 100' S of Roseberg Resources Co. 340 I logging road, ~2,100' E of Big Bend Rd. 945 Comment
  CHSC89644  Solanum dulcamara R. Fischer 2004-7-3 316 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, N end, of Big Lake. 1008 Comment
  CDA26375  Solanum nigrum Martyn 2008-10-2 PDR# 1361343 Shasta Palo Cedro, in irrigated pasture at 21650 Coloma Dr. 0 Comment
  HSC85740  Solanum parishii J. P. Smith, J. O. Sawyer 1982-5-9 10383 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  UC884963  Solanum umbelliferum C. L. Hitchcock 1940-5-25 6590 Shasta 2 mi w of Falls River Mills (below Pit Dam, Power Plant) 1341 Comment
  SEINET5624703  Solanum xanti var. glabrescens C. L. Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  SEINET9358584  Solidago californica Unknown 1997-10-15 Shasta River Butte Ranch Comment
  CAS-BOT-BC365373  Solidago elongata M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  RSA768309  Solidago sparsiflora Justin M. Wood 2010-9-2 2530 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC1999875  Solidago velutina subsp. californica J. C. Semple, B. Semple 1981-8-21 5698 Shasta HWY-299, just below Buckhorn Summit. Comment
  CAS-BOT-BC236518  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
  JEPS74076  Sorghum halepense Virginia E. Long 1931-5-22 78 a Shasta ca. 3 mi. w. of Pacific Hwy. between Redding and Anderson (Steward Ranch, Happy Valley (plateau region on mt. top n. of Olinda)); Happy Valley Comment
  POM260108  Sparganium angustifolium subsp. emersum C. L. Hitchcock 1940-5-24 6572 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CHSC96285  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  JEPS28721  Sparganium natans George W. Gillett 1957-8-4 969 Shasta margin of Lily Pond; Lassen Volcanic National Park, Manzanita Lake Area 1783 Comment
  UC1540163  Sparganium natans Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9232 Shasta between Pit River and McCloud River (Stouts Meadow, on watershed divide); Stouts Meadow 1645 Comment
  UC13091  Spiraea douglasii I. W. Morse Jul 1886 Shasta Shasta Comment
  HSC19750  Spiraea douglasii M. S. Baker 1898-7-9 299 Shasta Tamarack Rd. at Dolis Comment
  CAS-BOT-BC149700  Spiraea splendens Alice Eastwood 1912-8-22 1827 Shasta Trail from Morgans Springs to Lassen Butte Comment
  UC416583  Stachys ajugoides var. ajugoides Milo S. Baker 1898-7-6 426 Shasta Stevens Comment
  JEPS109829  Stachys palustris subsp. pilosa Dean W. Taylor 2006-8-9 19595 Shasta Dry Lake (ca. 6 air miles SSW of Burney), west base of Burney Mountain 1249 Comment
  SEINET8726449 Image available Staphylea bolanderi Lewis S. Rose 1934-1 34241 Shasta Stream Banks Baird 261 Comment
  UC1925910  Stellaria Harold and Virginia Bailey 1948-8-27 2873 a Shasta Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC391202  Stellaria longipes subsp. longipes George W. Gillett 1957-7-3 646 Shasta Lassen Volcanic National Park. Badger Flat 1905 Comment
  JEPS28431  Stellaria longipes var. longipes George W. Gillett 1957-7-8 670 Shasta 5.8 mi ne Manzanitz Lake entrance station (0.25 mi s of Burney Highway, Lost Creek); Lassen Volcanic National Park, Lost Creek 1584 Comment
  JEPS28439  Stellaria longipes var. longipes George W. Gillett 1957-8-9 1003 Shasta near Summit Lake Range Station (East Fork of Hat Creek); Lassen Volcanic National Park, East Fork of Hat Creek 2026 Comment
  UC54471  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1903 4158 Shasta near Bear Flat (ne Shasta County); Sierra Nevada Mountains 1280 Comment
  JEPS90796  Stellaria nitens Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9607 Shasta lower portion of Rock Creek w of Lake Britton (Pit River Drainage); lower portion of Rock Creek 1036 Comment
  UC1558249  Stellaria umbellata Harold and Virginia Bailey 1948-8-25 3027 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  RSA95227  Stephanomeria lactucina F. W. Peirson 1932-7-16 10229 Shasta Along trail below camp and Thousand-Lake Basin. 1951 Comment
  SEINET3282763 Image available Stipa californica George K. Helmkamp, E. A. Helmkamp 2009-6-10 14928 Shasta Southern Cascade Range; KOA campground on the south side of CA-44, 4.0 miles east of Shingletown. 1098 Comment
  HSC46988  Stipa lepida Christopher Knopp 1978-5-13 59 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  RSA657087  Stipa nelsonii subsp. nelsonii Lynn R. Firestone, Harold Firestone 1983-8-11 8335 Shasta Shasta County, In campground at SW entrance to Lassen Volcanic National Park Comment
  JEPS111366  Streptanthus drepanoides Dean W. Taylor 1993-6-16 13663 Shasta Platina Road, ca. 6 miles West of Ono, ca. 4 miles E of Bully Choop Road, 365 Comment
  CAS-BOT-BC87818  Streptanthus tortuosus M. S. Baker; Frank Nutting 1894-5-21 s.n. Shasta Oak Run. Comment
  RSA121465  Streptanthus tortuosus C. J. Kraebel 1934-5-5 14 Shasta North fork of Squaw Creek. 1220 Comment
  UC1601620  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird Comment
  UC1731443  Streptanthus tortuosus Dean W. Taylor 1993-6-14 13590 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
  UCD116298  Streptanthus tortuosus Robert E. Preston 1984-5-19 450 Shasta Highway 299, south side of Clear Creek bridge. 390 Comment
  CHSC71030  Streptanthus tortuosus var. pallidus Vernon Oswald; Lowell Ahart 1998-5-14 9085 Shasta Hwy. 299 between Whiskeytown Lake and Buckhorn Summit, 2.5 mi west of Crystal Springs Rd. On a roadcut. 502 Comment
  CHSC65628  Streptanthus tortuosus var. tortuosus L. P. Janeway 1995-7-8 4848 Shasta Along Road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Road cutbank. 1341 Comment
  CHSC66325  Streptanthus tortuosus var. tortuosus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7928 Shasta High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 11.8 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. Roadside. 1310 Comment
  HSC75065  Streptanthus tortuosus var. tortuosus J. P. Smith, Thomas W. Nelson 1978-7-23 10065 Shasta Klamath National Forest, Bully Choop Rd., 6.9 mi. from its junction with County Rd. A16 1524 Comment
  JEPS104940  Styrax officinalis var. redivivus Dean W. Taylor 1993-6-2 13541 Shasta Damnation Creek; on about 1 mi E of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  JEPS25418  Styrax officinalis var. redivivus Rimo Bacigalupi with G. T. Robbins 1959-4-23 7035 Shasta along U.S. Highway 299 Low road summit one-fourth mi w Shasta (State Historical Monument); w of Shasta (State Historical Monument) 350 Comment
  CAS-BOT-BC383115  Styrax redivivus Andrew Townesmith; Karen M. Meyer 2007-7-24 850 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CAS-BOT-BC64506  Styrax redivivus Alice Eastwood; John Thomas Howell 1934-4-21 1804 Shasta Between Lorraine and Welta. Comment
  CAS-BOT-BC64541  Styrax redivivus Lewis S. Rose 1934-4-21 34238 Shasta Lamoine. 380 Comment
  CAS-BOT-BC64550  Styrax redivivus Marcus E. Jones 1931-7-16 29078 Shasta Pitt River bridge. Comment
  HSC62740  Styrax redivivus J. M. DiTomaso 1979-5-11 959 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  HSC67534  Styrax redivivus J. P. Smith 1973-5-6 6572 Shasta Oak Bottom Campground in Whiskeytown Recreation Area Comment
  CAS-BOT-BC64546  Styrax redivivus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  RSA564129  Styrax redivivus Peter Fritsch 1993-6-19 1351 Shasta 1.8 miles SE of Shasta along US 299, mostly along old road south and parallel to the hwy, at North Slope Drive. 152 Comment
  JEPS47020  Swertia albicaulis var. nitida W. L. Jepson 1914-8-11 5772 Shasta e of Upper Fall River Valley (ne Shasta Co.) 1036 Comment
  UC1076035  Swertia albicaulis var. nitida Herbert L. Mason 1947-5-15 14751 Shasta 1 mi s Boulder Creek (between La Moine and Dunsmuir) Comment
  UC763196  Swertia albicaulis var. nitida Robert F. Hoover 1936-5-21 1190 Shasta 3 mi n Redding Comment
  SEINET6099623  Symphoricarpos albus Kenneth Heil, Heil, Marilyn 2014-7-16 35230 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  CHSC9235  Symphoricarpos albus var. laevigatus G. Strausbaugh 1970-5-30 83 Shasta E bak of first cove NW of Brandy Creek Swimming Area and ca. 3 ft. from water's edge. 370 Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 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
  CAS-BOT-BC234783  Symphoricarpos mollis Ira L. Wiggins 1922-8-17 918 Shasta Willow Creek Branch, McCloud 835 Comment
  CHSC269  Symphyotrichum ascendens M. Underhill 1952-8-1 Shasta 1371 Comment
  CAS-BOT-BC98464  Symphyotrichum spathulatum Roxana S. Ferris; Laura Lorraine 1941-8-10 10474 Shasta Lassen National Park, near Summit Lake 2042 Comment
  UC1558206  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2870 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UC1558227  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2906 Shasta Hat Creek near crossing of Badger Flat Rd. Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC98574  Symphyotrichum spathulatum Hans Leschke 1956-9-20 s.n. Shasta Dersch [Dorsch] Meadows - Lassen Volcanic National Park 2011 Comment
  CDA37193  Taeniatherum caput-medusae CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  JEPS104316  Tauschia hartwegii Lowell Ahart 2003-5-22 10199 Shasta West of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CHSC63025  Tauschia kelloggii Vernon H. Oswald; Lowell Ahart 1994-4-27 6145 Shasta Walters Gulch Trail 0.1 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 396 Comment
  CAS-BOT-BC85227  Taxus brevifolia Carl B. Wolf 1930-10-14 1004 Shasta Along Hatchet Creek, west of Burney Mt. summit, on Redding-Alturas Highway 914 Comment
  CAS-BOT-BC85229  Taxus brevifolia Lyman Benson 1930-7-19 2228 Shasta N. Sierra Nevada, E. of Round Mt., Hatchet Creek 1219 Comment
  CAS-BOT-BC85271  Taxus brevifolia Elmer I. Applegate 1921-10-16 3394 Shasta Castle Crags, Sacramento Canyon Comment
  POM347048  Taxus brevifolia Lyman Benson 1930-7-19 2228 Shasta Bank of Hatchet Creek, east of Round Mountain, north Sierra Nevada 1220 Comment
  CHSC3222  Tellima grandiflora Virginia Hagaman 1966-5-13 173 Shasta Sweetbriar Lane just south of Castella along side of road in deeply wooded area. Comment
  UC584283  Tetradymia canescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2413 Shasta 2.5 mi n Burney 1066 Comment
  UC54377  Thermopsis californica var. argentata H. M. Hall and E. B. Babcock June, 1903 4168 Shasta vicinity Dana; Sierra Nevada Mountains 1097 Comment
  UCD108628  Thermopsis californica var. argentata G. F. Hrusa 1992-5-3 10422 Shasta One mile north of Hwy. 299 on road to Hat Powerhouse 2. 1066 Comment
  CHSC110644  Thermopsis gracilis Julie Kierstead Nelson 2012-5-5 2012 -017 Shasta South shore Shasta Lake, Clikapudi Trail near boat ramp. 345 Comment
  HSC104148  Thermopsis gracilis Dana York 2012-5-19 3111 Shasta Shasta-Trinity National Forest, saddle between North Gray Rocks summit and Peak 2968, adjacent to the McCloud River Arm of Shasta Lake 840 Comment
  CHSC81476  Thysanocarpus curvipes Julie Rose 2000-3-20 22 Shasta North side of the Sacramento River Trail; just east of the suspension bridge. Along the side of the trail, about 50 feet from the river. 152 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
  CHSC4043  Thysanocarpus radians Sadie Gualtieri 1967-3-20 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W. to end of st. on N. side. Comment
  JEPS105239  Tonella tenella Dean W. Taylor 1993-6-2 13544 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  UC27668  Tonella tenella M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  CHSC110529  Torilis arvensis Julie Kierstead Nelson 2012-5-1 2012 -012 Shasta 5 mi N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  RSA113162  Torilis arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  CHSC9244  Torilis arvensis subsp. purpurea G. Strausbaugh 1970-7-26 145 Shasta On Buckhorn Bally ca. 100 yds. below headwaters of Crystal Creek on N.W. side dirt road where first crosses creek at hairpin turn. 1447 Comment
  CHSC71336  Toxicoscordion paniculatum Vernon H. Oswald 1998-6-22 9235 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  UCR206310  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2009-6-13 15009 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
  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
  CHSC93222  Trichostema simulatum R. Fischer 2005-7-18 459 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, near the old homestead, on the western border of the park. Population near gated entrance to park. 1013 Comment
  CHSC4726  Trientalis latifolia R. Carter 1966-5-14 396 Shasta Sweetbriar. Found ca. 130 yds. S of bridge over Sacramento R. on E side of river, growing in deep shade along W side of road. 609 Comment
  UC73548  Trientalis latifolia Milo S. Baker before February, 1906 Shasta Hatchet Creek Comment
  RSA460863  Trientalis latifolia Christopher Davidson 1973-5-28 2180 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  JEPS65699  Trifolium albopurpureum var. albopurpureum J. W. Blankinship 1911-4-11 Shasta Redding Comment
  JEPS85555  Trifolium bifidum var. decipiens Walter S. Lennon 1983-4-21 Shasta 3.8 mi sw Ono (2.9 mi s of Platina Rd, Bland Rd) Comment
  SEINET3134709  Trifolium breweri L. S. Rose 1940-6-10 40489 Shasta Hatchet Mts., 8 mi W of Burney 1311 Comment
  UC631485  Trifolium breweri G. J. Young July 1912 6 Shasta Sacramento River Comment
  UCD107607  Trifolium breweri G. J. Young 1912-7-1 5 Shasta Sacramento River. Comment
  UC485389  Trifolium ciliolatum Franklin P. Nutting 1900-5-23 Shasta Cow Creek Comment
  UC54399  Trifolium cyathiferum H. M. Hall and E. B. Babcock June, 1903 4207 Shasta along Fall River; Sierra Nevada Mountains 1066 Comment
  SEINET7067193  Trifolium depauperatum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. Coordinate datum: NAD27. Comment
  UC1537077  Trifolium eriocephalum var. eriocephalum Gordon H. True 1938-5-24 940 Shasta btew Lake Brtton and Pit #4 (Rock Creek) Comment
  UC968632  Trifolium eriocephalum var. eriocephalum C. L. Hitchcock 1940-5-23 6516 Shasta ca 1/4 mi s Burney Comment
  CDA13113  Trifolium longipes subsp. elmeri G. F. Hrusa, T. D. Wilfred 1996-6-11 13048 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, above west side of Bunchgrass Valley. Comment
  SEINET10576986 Image available Trifolium longipes var. shastense H. E. Brown 1897-5-15 Brown 362 Shasta Collected near Pit River Ferry. 213 Comment
  JEPS83793  Trifolium microcephalum Dean Wm. Taylor with Robert A. Price 1988-6-3 9734 Shasta 0.4 mi s crossing of Pit River (along Fender Ferry Rd); Bollibokka Mtn 15 min Quadrangle 390 Comment
  SEINET10841160  Trifolium microcephalum W. D. Stevens 1985-4-25 Stevens 23569 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS28477  Trifolium monanthum var. monanthum George W. Gillett 1957-7-9 686 Shasta ca 2 mi s Big Springs (confluence of Hat Creek and Lost Creek); Lassen Volcanic National Park Comment
  UC711933  Trifolium monanthum var. monanthum Roxana S. Ferris and Laura Lorraine 1941-8-10 10446 Shasta upper meadows Kings Creek; Lassen National Park Comment
  UCSC010051  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  POM28755  Trifolium productum Marcus E. Jones 1897-7-8 7973 Shasta Lassen Peak. 1829 Comment
  SEINET4206963  Trifolium variegatum J. M. Gillet, C. Crompton 1966-6-11 13001 Shasta 2 miles west of Burney.; 0 Comment
  CHSC63568  Trifolium variegatum var. geminiflorum Vernon H. Oswald; Lowell Ahart 1994-5-12 6208 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, at the first stream entering the lake ca. 1.3 mi E of Sugarloaf Creek Bridge. 326 Comment
  CHSC89642  Trifolium wormskioldii R. Fischer 2004-7-4 328 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on Lava Springs Trail roadbed, at N end of Big Lake. Near mdw. edge of lake. Also on roadbed near Crystal Springs. 1008 Comment
  CHSC99769  Triglochin scilloides Lowell Ahart; John Dittes 2008-6-21 14999 Shasta On wet soil in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC4467  Trillium albidum C. Glascock 1965-5-15 413 Shasta 6.4 mi. sw of Viola on dirt road to Manton, 49 mi. e of Redding. Comment
  JEPS47272  Trillium albidum B. C. Goldsmith 1917-5-24 Shasta 10 mi. from La Moine (on head of Clear Creek); Clear Creek Comment
  CAS-BOT-BC520834  Trillium albidum Ellsworth Bethel 1923-4-29 s.n. Shasta Burney Comment
  CHSC33845  Trillium ovatum subsp. oettingeri J. D. Prouty 1981-8-3 1277 Shasta 1706 Comment
  JEPS10656  Triphysaria eriantha subsp. eriantha J. W. Blankinship 1911-3-24 Shasta Redding Comment
  HSC65924  Triphysaria eriantha subsp. eriantha Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 83 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  UC1543783  Trisetum projectum Harold and Virginia Bailey 1948-8-27 2924 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  JEPS28317  Trisetum spicatum George W. Gillett 1957-8-10 1021 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park 2636 Comment
  UC1738787  Trisetum spicatum Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5445 Shasta Lassen National Forest, Thousand lakes Wilderness, vicinity of Magee Peak 2499 Comment
  UC822274  Trisetum spicatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC1543784  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UCD93284  Trisetum wolfii John Thomas Howell 1960-8-23 36445 Shasta Lassen Volcanic National Park. Lassen Loop above Little Hot Springs Valley. 2407 Comment
  UC843591  Triteleia bridgesii C. L. Hitchcock 1940-5-17 6452 Shasta 3 mi e Redding 152 Comment
  UC421778  Triteleia bridgesii Milo S. Baker 1898-7-7 433 Shasta Stevens Upper Clover Cr. Comment
  SEINET10472658  Triteleia hyacinthina Mary Merello 1993-6-26 Merello 735 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CAS-BOT-BC522310  Triteleia hyacinthina Margaret M. Hanna 1956-6-3 958 Shasta Hiway 299, about 51 mi. East of Redding Comment
  CDA39444  Triteleia hyacinthina T. C. Fuller 1963-6-1 10613 Shasta Iron Mtn. Rd., 2.1 miles above Iron Mtn. School, northwest of Redding. 0 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 Comment
  UC725995  Triteleia ixioides subsp. anilina A. A. Heller 1940-5-28 15692 Shasta along U.S. Highway #299 5 mi w Hatchet Summit 1066 Comment
  CAS-BOT-BC524244  Triteleia ixioides subsp. anilina D. E. Breedlove 1962-6-11 3393 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CHSC59628  Triteleia laxa Lorna K. Lilly 1989-4-21 14 Shasta Ca. 0.4 mi w of Dry Creek, 2.6 mi s of Bella Vista, 6.1 mi ne of Redding. 140 Comment
  SJSU1559  Turritis glabra C. W. Sharsmith 1954-6-25 6203 Shasta Viola 1341 Comment
  CAS-BOT-BC91063  Umbellularia californica Alice Eastwood July 26 1471 Shasta Kennet. Comment
  JEPS43445  Urtica dioica subsp. holosericea A. A. Weigart 1922-8-22 Shasta Whitmore Comment
  UC748393  Vaccaria hispanica Annie M. Alexander and Louise Kellogg 1946-6-15 4783 Shasta Deep Creek 1463 Comment
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Jun 24 2009
  CHSC77273  Vaccinium cespitosum Loren Gehrung 1999-10-16 131 Shasta Lassen Volcanic National Park. Summit Lake, northwest shore. 2036 Comment
  CHSC77281  Vaccinium cespitosum Loren Gehrung 1999-10-9 134 Shasta Caribou Wilderness. Northeast shore of Cowboy Lake. 2050 Comment
  CAS-BOT-BC418658  Vaccinium shastense subsp. shastense Len Lindstrand III 2014-4-30 s.n. Shasta Ingot. In unnamed stream tributary to Little Cow Creek, below Coronado Mine. 381 Comment
  HSC104380  Vaccinium shastense subsp. shastense Julie Kierstead Nelson, Talitha Derksen 2011-7-8 2011035 Shasta Friday Louden Mine adit, adjacent to County Rd. 5G012, west slope of Shasta Lake, ~2 mi. NW of Shasta Dam 793 Comment
  JEPS123464  Vaccinium shastense subsp. shastense Julie Kierstead Nelson with Talitha Derksen 2011-7-8 2011 -035 Shasta Friday Louden mine, adjacent to County Road 5GO12, west slope of Shasta Lake; ca. 2 miles NW of Shasta Dam. Comment
  RSA682376  Vaccinium shastense subsp. shastense Julie Nelson 1992-5-1 92009 Shasta North fork of Little Backbone Creek, 1/4 mile west of Golinsky Mine. 534 Comment
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Jan 5 2016
  UC73556  Vaccinium shastense subsp. shastense Milo S. Baker 1900-5-1 Shasta Cow Creek Canyon Comment
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Jan 5 2016
  UCD166811  Vaccinium shastense subsp. shastense Len Lindstrand III 2012-8-29 s.n. Shasta Golinsky Mine. Slopes below former Golinsky Mine and along North Fork Little Backbone Creek. 487 Comment
  UCD166822  Vaccinium shastense subsp. shastense Len Lindstrand III 2011-9-21 s.n. Shasta Approximately 0.75 mi. northwest of Bohemotash Mountain, along unnamed headwater stream tributary to Fall Creek. 1036 Comment
  UCD166824  Vaccinium shastense subsp. shastense Len Lindstrand III 2013-4-26 s.n. Shasta Approximately 0.75 mi. northwest of Bohemotash Mountain, along unnamed headwater stream tributary to Fall Creek. 1036 Comment
  RSA70568  Vaccinium uliginosum subsp. occidentale F. W. Peirson 1932-7-14 10195 Shasta Thousand-Lake Basin. 1951 Comment
  UCD118177  Vaccinium uliginosum subsp. occidentale Loren Gehrung 1999-9-26 175 Shasta Lassen National Forest. Huckleberry Lake. 1 mi east of LaTour State Forest. 1/2 mi north of Huckleberry Mt. 1920 Comment
  CHSC96202  Ventenata dubia R. Fischer 2006-7-23 916 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Grasses collected off Fishhawk Trail, on the little used road-bed, in a dry meadow of an opening in a mixed juniper/oak/YPF woodland. North of Horr Pond. 1027 Comment
  HSC99960  Ventenata dubia J. P. Smith, & J. O. Sawyer 2011-6-15 13215 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  CAS-BOT-BC528539  Veratrum californicum Wm. Bridge Cooke 1939-7-13 13646 Shasta Mount Shasta; Squaw Valley Creek Meadows 2286 Comment
  CAS-BOT-BC528543  Veratrum californicum L. E. Smith 1913-8-12 512 Shasta Castella Comment
  JEPS11179  Verbascum blattaria M. A. King May, 1921 Shasta Anderson Comment
  CHSC9304  Verbascum thapsus G. Strausbaugh 1970-7-19 138 Shasta Rt. side dirt road to Shasta Bally ca. 3 mi. from summit. 487 Comment
  POM126475  Verbena lasiostachys var. lasiostachys Franklin Nutting s.n. Shasta Morley's Station. Comment
  CHSC1904  Veronica americana M. Underhill 1952-6-22 Shasta 1371 Comment
  POM43219  Veronica americana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS66439  Veronica anagallis-aquatica L. R. Heckard and P. Rubtzoff 1971-8-3 2701 Shasta just s of bridge over Pit River (at MacArthur) 1005 Comment
  CHSC88740  Veronica arvensis R. Fischer; J. Marr 2004-5-25 254 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at water edge along Horr Pond, near Camp 7. 1008 Comment
  UC1024378  Veronica serpyllifolia subsp. humifusa George W. Gillett 1952-7-29 127 Shasta vicinity of Hat Lake (Lassen Volcanic National Park, Paradise Meadow); Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  JEPS9338  Veronica wormskjoldii George W. Gillett 1953-7-22 290 Shasta Upper King's Creek Meadow; Lassen Volcanic National Park, Upper King's Creek Meadow 2225 Comment
  UC1731084  Vicia americana var. americana Dean W. Taylor 1993-6-16 13686 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  HSC31753  Vicia cracca Donald Spalinger 1974-5-18 72 Shasta 22 mi. E of Redding on Hwy. 299 366 Comment
  CAS-BOT-BC263818  Viola Margaret M. Hanna 1956-6-3 904 905 Shasta Forest Camp, 39.8 miles E of Redding, Hatchet Mountain Comment
  UC1761496  Viola adunca Milo S. Baker 1898-7-9 424 Shasta Tamarack Mtn; Tamarack road near the summit Comment
  CAS-BOT-BC270229  Viola adunca John Thomas Howell 1961-6-19 36529 Shasta Lassen Volcanic National Park. Lily Pond Trail near Reflection Lake 1798 Comment
  JEPS50220  Viola bakeri W. L. Jepson 1910-6-8 4083 Shasta near Lassen Peak (Hot Springs Valley); Hot Springs Valley Comment
  HSC48307  Viola lobata J. P. Smith 1976-5-22 8803 Shasta French Gulch-Carrville Rd. 1220 Comment
  CAS-BOT-BC537115  Viola lobata Ellsworth Bethel 1923-5-9 s.n. Shasta Montgomery Creek Comment
  UCSB22671  Viola lobata Favero, R. 1968-3-26 Shasta Damnation Peak and Trinity Center road, 1 mile from Vollmer turnoff, 28 miles north of Redding, Cascade Mountains 579 Comment
  RSA0089834  Viola lobata subsp. integrifolia Dean Wm. Taylor 2015-4-2 21529 Shasta Ridge dividing Defiance Canyon from Rock Creek (ca. 4 air miles SSW of Viola). 1268 Comment
  UC54322  Viola lobata subsp. integrifolia H. M. Hall and E. B. Babcock 1903-6-1 4031 Shasta Upper Sacramento Valley, Dunsmuir 609 Comment
  POM85344  Viola macloskeyi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS91084  Viola ocellata Dean Wm. Taylor with James R. Shevock 1993-5-1 13397 Shasta Squaw Creek 3 mi up from Shasta Lake, 0.6 mi n of Squaw Creek Guard Station, Cascade Ranges Cascade Ranges, Squaw Creek 365 Comment
  JEPS128441  Viola purpurea Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -032 Shasta Near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  JEPS90078  Viola purpurea subsp. integrifolia Dean W. Taylor with Ingrid Olmsted 1975-8-24 5450 Shasta vicinity Magee Peak (near ridgetop at point 8446); Lassen Nat'l Forest, Thousand Lakes Wilderness 2571 Comment
  RSA77744  Viola purpurea subsp. integrifolia F. W. Peirson 1932-7-15 10185 Shasta Along stream from Mt Magee, Thousand-Lake Basin. 2134 Comment
  HSC48306  Viola purpurea subsp. purpurea J. P. Smith 1976-5-22 8809 Shasta French Gulch-Carrville Rd. 1402 Comment
  UCD111171  Viola purpurea subsp. purpurea G. F. Hrusa; T. D. Wilfred 1996-6-11 13037 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. 1615 Comment
  POM85340  Viola purpurea subsp. purpurea Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC49839  Viola purpurea subsp. quercetorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9819 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  JEPS91195  Viola purpurea subsp. quercetorum Dean W. Taylor 1993-4-16 13356 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  UC1761825  Viola sororia subsp. affinis Sonia Morrow 1950-4-27 Shasta Hot Creek 914 Comment
  CAS-BOT-BC203104  Vitis californica Marcus E. Jones 1931-7-16 28937 Shasta Redding Comment
  UCD54966  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 31 Shasta On I5 northbound about 0.5 mile south of Fawndale Road exit. 270 Comment
  UCD54967  Vitis californica Andy Walker; Eric Wada 2006-5-30 NC 34 Shasta Under I5 Bridge crossing Sacramento River at Lamoine, CA. 417 Comment
  JEPS104044  Vulpia bromoides Lowell Ahart 2003-5-12 10171 Shasta About 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
  UC585504  Vulpia bromoides Virginia E. Long 1933-6-5 219 a Shasta Anderson 131 Comment
  CDA36856  Vulpia microstachys CDFA Staff May 1999 s.n. Shasta Pit River. 0 Comment
  CHSC84067  Vulpia microstachys var. ciliata Lowell Ahart; John Dittes 2003-5-12 10170 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. 265 Comment
  CAS-BOT-BC184579  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1934-4-21 1835 Shasta 6 miles n. of Redding Comment
  UCD94555  Vulpia microstachys var. pauciflora G. F. Hrusa; T. D. Wilfred 1996-6-11 13017 Shasta E side of Hwy 89, approx. 0.5 mile N of Old Station Trailer Park and between USFS N99 and N91. 1386 Comment
  UCD94509  Vulpia myuros L. Whitney 1935-5-18 s.n. Shasta 5 miles E. of Redding. Comment
  SD46774  Whitneya dealbata E. K. Balls, L. W. Lenz 1956-6-18 21808 Shasta 1.8 miles southeast from Siskiyou-Shasta Co. Line, State Highway 89 1340 Comment
  CAS-BOT-BC30221  Woodsia oregana D. E. Breedlove 1962-6-12 3410 Shasta along State Hwy 89, 7.2 miles south of junction with US Hwy 299; Cascade Range 1021 Comment
  SEINET10882759  Woodwardia fimbriata Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 164 Shasta Shasta-Trinity National Forest. 7.3 mi. W of State Route 299, on Fender's Ferry Rd. (FS Rd. 34N17) 240 Comment
  POM173275  Woodwardia fimbriata Milo S. Baker, F. Nutting 1894-9-8 s.n. Shasta Cow Creek Comment
  UC54094  Wyethia angustifolia H. M. Hall and E. B. Babcock June 1903 4182 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (north-eastern Shasta County) 1066 Comment
  CAS-BOT-BC383575  Wyethia mollis H. M. Hall; E. B. Babcock 1903-6-1 4251 Shasta Sierra Nevada Mountains, North-eastern Shasta County. Fall River Mills 1036 Comment
  JEPS32031  Wyethia mollis W. L. Jepson 1940-7-3 20125 Shasta 3 mi s Burney Falls Comment
  POM265554  Wyethia mollis C. L. Hitchcock 1940-5-23 6520 Shasta 5 miles E of Burney Falls. Comment
  CHSC646  Zeltnera venusta M. Underhill 1952-6-29 Shasta 91 Comment
  CAS-BOT-BC534327  Zigadenus micranthus A. A. Heller 1940-5-28 L 5672 Shasta Meadow east of the foot of the ridge, Hatchet Mountain, U.S. Highway #299 914 Comment
  CAS-BOT-BC527208  Zigadenus paniculatus Wm. Bridge Cooke 1939-6-30 13556 Shasta Along the MacBride Springs Road 1371 Comment
  HSC36193  Zigadenus paniculatus John Rehling 1975-5-17 81 Shasta Old Cow Creek 3 mi. from Whitmore Comment
  CAS-BOT-BC533068  Zigadenus venenosus Alice Eastwood 1912-6-29 722 Shasta Goose Valley Comment



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