Search Results — 2000 specimen records retrieved (1434 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78000  Abies concolor Geo. B. Grant 1902-9-1 4 Shasta Mt. Shasta 2438 Comment
  UC1134166  Abies magnifica var. shastensis P. L. Johannsen 1933-7-14 189 Shasta Shasta Bally Weaverville Quad., Shasta Belly 1828 Comment
  CAS-BOT-BC330592  Acer circinatum Lyman Benson 1930-7-18 2221 Shasta E of Round Mt., northern Sierra Nevada, Hetchet Creek 1219 Comment
  CAS-BOT-BC330600  Acer circinatum Elmer I. Applegate 1921-10-16 3393 Shasta Castle Craggs, Sacramento River Comment
  UC511332  Acer circinatum Lyman Benson 1930-7-18 2221 Shasta e Round Mt. (summit); Northern Sierra Nevada, Hatchet Creek 1219 Comment
  SEINET7892757  Acer circinatum H. M. Hall, E. B. Babcock 1903-1 4018 Shasta Delta. 396 Comment
  CAS-BOT-BC330959  Acer glabrum var. glabrum P. C. Everett; E. K. Balls 1954-10-10 20258 Shasta Hwy 89, 9.5 mi NW of Lake Britton, between Burney Falls & McCloud 1203 Comment
  CAS-BOT-BC330960  Acer glabrum var. glabrum Elmer I. Applegate 1929-6-23 5845 Shasta Round Mountain Comment
  UC1731461  Acer glabrum var. torreyi Dean W. Taylor 1993-6-15 13632 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  RSA67253  Acer macrophyllum Philip A. Munz 1951-9-15 16991 Shasta 5 miles west of Montgomery Creek 610 Comment
  CAS-BOT-BC28859  Achillea millefolium Alice Eastwood 1924-6-29 924 Shasta Goose Valley Comment
  CAS-BOT-BC210706  Achnatherum lemmonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2416 Shasta On south side of Red Mountain 1730 Comment
  CHSC93087  Achnatherum lemmonii R. Fischer 2005-7-19 599 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made in the open juniper woodland near camp 7 and north of Horr Pond. 1018 Comment
  CAS-BOT-BC216902  Achnatherum occidentale John Thomas Howell 1960-8-19 36182 Shasta Summit ridge, Brokeoff Mountain 2773 Comment
  CAS-BOT-BC210854  Achnatherum occidentale subsp. californicum Roxana S. Ferris; Laura Lorraine 1941-8-10 10491 Shasta State Highway 89, 3-4 miles east of Mc Cloud [McCloud] and Bratle Comment
  SEINET232904  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8334 Shasta Lassen Volcanic NP ; Campground at entrance to park. Comment
  UC501570  Achnatherum occidentale subsp. californicum Frank W. Peirson 1932-7-9 10265 Shasta Burney Spring 1432 Comment
  SEINET255886  Achnatherum occidentale subsp. californicum Mary E. Barkworth, LR Firestone 1982-8-30 4098 Shasta Hwy 44 N of junction with hwy 34 1728 Comment
  SEINET7593430 Image available Achnatherum occidentale subsp. californicum George W. Gillett 1957-1 660 Shasta Manzanita Lake area; near trail between employees area and museum. 1798 Comment
  UCD51191  Achnatherum occidentale subsp. pubescens Freed W. Hoffman 1946-6-3 1802 Shasta Burney Park. Comment
  GMDRC6947  Acmispon americanus var. americanus J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31419 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
  UCD103813  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13086 Shasta Along the State Highway, one mile south of Redding. Comment
  UCD104188  Acmispon grandiflorus G. L. Webster 1993-5-16 7783 Shasta 7.3 mi by road SW of McCloud Bridge. 365 Comment
  UCD104177  Acmispon grandiflorus John B. Matthews 1936-5-19 s.n. Shasta Hazel Creek. Comment
  CHSC27871  Acmispon grandiflorus var. macranthus Robin Ondricek 1978-4-22 17 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 627 Comment
  HSC48424  Acmispon micranthus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9721 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC391492  Aconitum columbianum subsp. columbianum Roxana S. Ferris; Laura Lorraine 1941-8-10 10471 Shasta Lassen National Park, near Summit Lake 2042 Comment
  CHSC9481  Adenostoma fasciculatum G. Strausbaugh 1970-5-30 90 Shasta Shore opposite Oak Bottom Marina, ca. 50 ft. above lake on open hillside just beyond edge of dense Manzanita grove. 371 Comment
Read comments
May 8 2009
  HSC18434  Adenostoma fasciculatum T. F. Newman 1965-10-10 6567 Shasta S side of Whiskeytown Reservoir Comment
  HSC60179  Adenostoma fasciculatum J. P. Smith, J. O. Sawyer 1975-6-1 8184 Shasta 1 mi. W of Beegum Comment
  JEPS104912  Adiantum aleuticum Dean W. Taylor 1993-7-9 13846 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  CHSC63016  Adiantum capillus-veneris Vernon H. Oswald; Lowell Ahart 1994-4-27 6148 Shasta Waters Gulch Trail 0.39 mi W of the trailhead located on Packers Bay Rd (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
Read comments
Jan 30 2018
  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
  JEPS123363  Adiantum shastense Kevin Heidel 2015-5-20 12 Shasta Near the headwaters of South Creek, approximately 1/8 mile northwest of the Terminus of Forest Road 34N17D. Goose Gap 7.5' Q. Comment
  JEPS123368  Adiantum shastense Kevin Heidel 2015-5-14 11 Shasta West of Pit 7 dam on Forest Road 35N23. Devils Rock 7.5' Q. Comment
  JEPS123371  Adiantum shastense Len Lindstrand III 2015-6-24 21243 Shasta Reynolds Creek, near confluence with Shasta Lake. Minnesota Mountain, 7.5' Q. Comment
  JEPS123376  Adiantum shastense Len Lindstrand III 2015-5-7 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt. Project City, 7.5' Q. Comment
  JEPS123383  Adiantum shastense Len Lindstrand III 2015-2-26 21223 Shasta Northwest slope of Bollibokka Mountain. Bollibokka Mountain, 7.5' Q. Comment
  UC2030513  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 160 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope Comment
  UC2030515 Image available Adiantum shastense Layne Huiet 2014-5-14 162 Shasta Shasta Co.: North side of Lake Shasta. McCloud River Arm. Along Gilman Road, just W of intersection with Old Mill Road where Fall Creek intersects Gilman Road. Comment
  UC2030520  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 163 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Road, just W of intersection with Old Mill Road where Fall Creek intersects Gilman Road Comment
  UCD166592  Adiantum shastense Dylan O. Burge 2016-9-1 2135 Shasta Cedar Creek. 430 Comment
  UCD166846  Adiantum shastense Len Lindstrand III 2015-6-1 21241 Shasta East side Stein Creek inlet, Shasta Lake. 335 Comment
  CHSC118215  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake. UTM 10T 0574457E/4513000N. 335 Comment
  CHSC118425  Adiantum shastense Len Lindstrand III 2015-1-6 21215 Shasta Slope above Little Cow Creek, approx. 0.75 mi. north-northeast of Ingot and 0.15 mi. north of Afterthought Mine. UTM 10T, NAD83 578375E / 4509934N 365 Comment
  JEPS128766  Aegilops cylindrica Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21416 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UCD124636  Agastache parvifolia G. F. Hrusa; T. D. Wilfred 1996-6-10 12993 Shasta NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 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
  UC882837  Agastache parvifolia C. L. Hitchcock 1940-5-23 6517 Shasta ca 5 mi e Burney Falls; e of Burney Falls 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
  JEPS25550  Ageratina occidentalis Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7175 Shasta about 0.5 mi below crossing of road from Hirz Creek (eastward to U.S. Highway 299, along banks of Squaw Creek, e base of Chirpchatter Mtn., just n of Shasta Lake); Chirpchatter Mtn., Shasta Lake, Squaw Creek 381 Comment
  UCD128561  Ageratina occidentalis Dean William Taylor; G. Ledyard Stebbins 1972-7-1 2407 Shasta Hirtz Mountain. 1066 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
  CHSC33841  Ageratina shastensis J. D. Prouty 1981-7-14 1236 Shasta W slope of Shoeinhorse Mtn. W of road 37N48 and SW of road 37N13. 1524 Comment
  UC1396181  Ageratina shastensis G. L. Stebbins Jr. and W. Gajewski 1958-10-18 5949 Shasta directly opposite Bailey's Cove (e side of McCloud Arm, Shasta Lake, ravine about 0.5 mi distant from and 600 ft above the lake); Shasta Lake, McCloud Arm 487 Comment
  UCD128542  Ageratina shastensis G. L. Stebbins; W. Gajewski 1959-10-18 5949 Shasta east side of McCloud Arm, Shasta Lake, directly opposite Baily's Cove. Ravine about 0.5 mile distant from and 600 feet above lake. 487 Comment
  UCD128544  Ageratina shastensis G. L. Stebbins 1967-9-9 s.n. Shasta on North Gray Rocks on the McCloud Arm of Shasta Lake. 701 Comment
  RSA565118  Ageratina shastensis D. W. Taylor 1992-6-17 12794 Shasta Little Shoeinhorse Mountain: (Squaw Creek Watershed). 1600 Comment
  JEPS28734  Agoseris aurantiaca var. aurantiaca George W. Gillett 1957-8-8 1001 Shasta above, near Paradise Meadow Trail Hat Lake; Lassen Vocanic National Park, Hat Lake 1981 Comment
  HSC49769  Agoseris heterophylla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9844 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  JEPS104037  Agoseris heterophylla Lowell Ahart 2003-5-12 10131 Shasta Near a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CAS-BOT-BC22799  Agoseris heterophylla Clarence Roy Quick 1964-6-20 64 -13 Shasta Just west of Burney 982 Comment
  CAS-BOT-BC46147  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Andersons Comment
  JEPS35718  Agoseris heterophylla var. heterophylla Mrs. C. F. Rose 1936-5-8 47 a Shasta near, 20 mi ne of Redding Ingot Comment
  UC29351  Agoseris heterophylla var. heterophylla M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  HSC75655  Agoseris monticola J. O. Sawyer, R. J. Cole 1980-7-20 3709 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  CAS-BOT-BC13181  Agoseris monticola Hans Leschke 1961-8-18 1825 Shasta Lassen Volcanic National Park. Diamond Peak, north slope. Comment
  HSC46385  Agoseris retrorsa Catherine Chin 1978-5-13 71 Shasta Beegum Forest Service Rd., 27 miles from SR 36 976 Comment
  JEPS45603  Agrimonia gryposepala A. A. Weigert 1922-8-22 Shasta Whitmore Comment
  CHSC36408  Agrostis elliottiana J. Lacey 1982-4-13 301 Shasta 91 Comment
  UCD80500  Agrostis elliottiana CNPS SN Foothill Team 2006-5-8 SNFN 0361 a Shasta Shasta Land Trust Easement, Hathaway Ranch, Swede Creek Plains. 272 Comment
  CAS-BOT-BC127386  Agrostis exarata Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley. Comment
  UCD37072  Agrostis exarata Beecher Crampton 1956-8-20 3795 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  UC1037263  Agrostis exarata Leo Whitney 1934-7-1 50 Shasta Shasta Springs Comment
  CAS-BOT-BC139365  Agrostis idahoensis Harold Bailey; Virginia Bailey 1948-8-25 3015 a Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC138861  Agrostis microphylla John Thomas Howell 1955-6-14 30427 Shasta East of Whiskeytown. 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
  UCD53386  Agrostis scabra Beecher Crampton 1964-8-26 7170 Shasta Lassen Volcanic National Park, heat Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UC1543794  Agrostis thurberiana Harold and Virginia Bailey 1948-8-25 2961 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC40694  Agrostis variabilis Thomas Nelson, Jane Nelson 1976-8-1 3131 Shasta Lassen Volcanic National Park, S side of Lassen Rd, Kings Creek Meadow Comment
  UC1543792  Agrostis variabilis Harold and Virginia Bailey 1948-8-25 2972 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 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
  CAS-BOT-BC138487  Agrostis variabilis George W. Gillett 1957-8-8 998 Shasta Lassen Volcanic National Park. Northeast of Lassen Peak and above Paradise Meadow. 2499 Comment
  CHSC93325  Aira caryophyllea R. Fischer 2005-5-21 630 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected near the junction of Fishhawk Trail and Juniper Trail from a small meadow. 1048 Comment
  UC1056226  Aira caryophyllea Virginia E. Long 1933-6-5 220 a Shasta Anderson 131 Comment
  UCD112378  Aira caryophyllea Christopher Mallek 2008-5-8 AC3- 2 Shasta Ash Creek. 876 Comment
  UCD55721  Aira caryophyllea Beecher Crampton 1953-4-29 1176 Shasta 4 miles north of Anderson. Comment
  UC985655  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-7-20 1031 Shasta Glenburn Fall River Comment
  UCD138441  Allium acuminatum A. A. Beetle; G. L. Stebbins Jr. 1942-5-21 3346 Shasta near Ingot Oregon Oak Experimental Plot. Comment
  CAS-BOT-BC419720  Allium amplectens Julie Kierstead Nelson 2005-5-14 2005 -013 Shasta 5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek 198 Comment
  JEPS56353  Allium amplectens J. W. Blankinship 1911-5-3 116 Shasta Middle Creek, Redding Redding, Middle Creek Comment
  CAS-BOT-BC462367  Allium amplectens E. K. Balls; L. W. Lenz 1956-6-19 21832 Shasta 2 mi. S along road to Manton from turn-off Hwy. 44 at Shingletown; Foothill Wd. Plant Community 914 Comment
  SEINET12048267  Allium amplectens M. Ownbey, Brown, D. H. 1941-1 2418 Shasta Goose Valley Road, 2 mi N of highway, near Burney Comment
  UC843240  Allium bisceptrum var. bisceptrum C. L. Hitchcock 1940-5-25 6593 Shasta 2 mi w Fall River Mills (below Pit Dam Power Plant) 1341 Comment
  CHSC63591  Allium bolanderi var. bolanderi Vernon H. Oswald; Lowell Ahart 1994-5-6 6168 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.4 mi E of the trailhead at the Jones Valley Boat Ramp. 335 Comment
  CAS-BOT-BC464497  Allium campanulatum Alice Eastwood 1912-6-28 684 Shasta Burney Comment
  JEPS128824  Allium falcifolium Julie Kierstead Nelson with Martin Lenz 2016-4-12 2016 -002 Shasta Forest Road 11 at Deer Cr., north of bridge; Shasta Trinity NF. Comment
  CAS-BOT-BC419719  Allium hyalinum Julie Kierstead Nelson 2005-5-14 2005 -012 Shasta 5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek 198 Comment
  HSC26583  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19217 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC132123  Allium sanbornii var. sanbornii James McMurphy 1914-6-27 s.n. Shasta Bank of River, Coram Comment
  SEINET3878790  Allium sanbornii var. sanbornii D. Burk 1991-6-30 s.n. Shasta Above Salt Creek in the SE quadrant of the Oasis Rd./Gold Hill Rd. jct.; 0 Comment
  CHSC89768  Allophyllum divaricatum R. Fischer; J. Marr 2004-7-7 423 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  UC879969  Allophyllum divaricatum Alice Eastwood 1912-7-25 1411 Shasta Pitt to Baird Comment
  JEPS108187  Allophyllum divaricatum David Gowen 2005-6-24 450 Shasta Roadside on Hwy 36 W. of Beegum, just east of intersection with Platina Rd. to Redding (A16). Comment
  CAS-BOT-BC451306  Allotropa virgata D. Showers 1980-8-14 DS 4411 Shasta Northern slope of Lassen Peak, Lassen Volcanic National Parkqq7500 1889 Comment
  CAS-BOT-BC171261  Alnus incana subsp. tenuifolia William A. Dayton 1913-6-13 216 Shasta Shasta Forest. Along slopes of mining ditch, E slope, opposite China Mt., E Fork of Scott River range 1524 Comment
  SD104461  Alnus rhombifolia Reid Moran 1978-6-25 26111 Shasta Little Roaring Creek 710 Comment
  UC1731199  Alnus viridis subsp. sinuata Dean W. Taylor 1999-8-13 17342 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  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
  UCD55828  Alopecurus aequalis Beecher Crampton 1954-7-9 2204 Shasta along US Hwy. 299, 1.8 miles west of Burney. 914 Comment
  HSC101417  Alopecurus carolinianus J. P. Smith 2010-6-10 12914 Shasta Along Archie Brown Road, W of McArthur 1006 Comment
  UC1731153  Alopecurus saccatus Dean W. Taylor 1991-6-12 11893 A Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  UCD55923  Alopecurus saccatus W. Robert Powell 1981-6-5 2804 Shasta 7 miles ESE of Redding, south side of Ramblewood Lane. Comment
Read comments
Aug 21 2015
  UCD55948  Alopecurus saccatus Beecher Crampton 1953-5-1 1199 Shasta 5 miles east of Redding. Comment
  JEPS30262  Alyssum alyssoides James Griffin 1963-4-13 770 Shasta near Saddle Mountain (on U.S. 299, w of Pit No. 1. Powerhouse (P.G. and E. Co.) and sw of McArthur, ne corner of Shasta County); Pacific South West Forest, Range Experiment Station 914 Comment
  CAS-BOT-BC17204  Alyssum alyssoides Greg de Nevers 2001-7-25 12618 Shasta Ahjumawi State Park. 914 Comment
  CAS-BOT-BC136866  Amelanchier utahensis Alice Eastwood 1912-6-29 785 Shasta Goose Valley Comment
  CHSC88757  Amelanchier utahensis R. Fischer; J. Marr 2004-5-28 272 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ya-She. 1013 Comment
  JEPS35497  Amorpha californica var. californica A. E. Wieslander 1929-9-9 Shasta on Alturas hwy 30 mi from Redding (near Montgomery Creek) Comment
  UC538017  Amorpha californica var. californica Rimo Bacigalupi 1934-5-28 2334 Shasta e end of bridge over Sacramento River; Kennet Comment
  CAS-BOT-BC222296  Amsinckia A. A. Heller 1927-4-29 s.n. Shasta At Anderson Comment
  UCD119717  Amsinckia lycopsoides J. K. Clark 1966-4-7 6 Shasta On Lower Springs Road, 5 miles south of U.S. Highway 299W. 213 Comment
  UCD37447  Amsinckia menziesii Beecher Crampton 1960-6-16 5628 Shasta Shasta County, 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  CAS-BOT-BC45200  Anaphalis margaritacea M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mount Lassen 2133 Comment
  UCD54483  Andropogon virginicus Bernard Kruse 1987-9-23 s.n. Shasta Happy Valley. 121 Comment
  CHSC3457  Anemone oregana Judy Potter 1966-4-2 Shasta Robinson's yard Sweetbrier. 1 mile south Castella US 99. 548 Comment
  CDA38196  Angelica arguta T. C. Fuller 1957-9-18 391 -57 Shasta Hatchet Mountain. 0 Comment
  CDA38197  Angelica arguta T. C. Fuller 1957-9-18 391 -57 Shasta Hatchet Mountain. 0 Comment
  CDA38185  Angelica breweri T. C. Fuller 1957-9-18 390 -57 Shasta Hatchet Mountain; near summit. 0 Comment
  CHSC42564  Angelica californica Vernon Oswald 1986-6-27 2165 Shasta Grace Lake se of Shingletown. 1036 Comment
  UC1502728  Angelica californica Joseph M. Di Tomaso Shasta Hilcrest Comment
  UCD127208  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  CAS-BOT-BC271404  Anisocarpus scabridus Dean Wm. Taylor; Roy Buck 1988-8-8 10029 Shasta Red Mountain, Pit River Watershed 1737 Comment
  UCD37460  Antennaria Beecher Crampton 1960-6-16 5660 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CAS-BOT-BC59324  Antennaria argentea H. M. Hall; E. B. Babcock 1903-6-1 4147 Shasta South fork Bear Creek 1341 Comment
  RSA260730  Antennaria argentea Alice Eastwood, J. T. Howell 1940-6-11 7944 Shasta Near McArthur. Comment
  CHSC61081  Antennaria corymbosa Vernon H. Oswald 1993-7-12 5680 Shasta Lassen Volcanic National Park. On the meadow at Badger Flat on the N edge of the park. 1914 Comment
  CHSC90261  Antennaria dimorpha L. P. Janeway 2001-5-28 7084 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  UCR133557  Anthoxanthum aristatum A. A. Beetle 1945-5-20 3989 Shasta Near Ingot 427 Comment
  HSC8927  Anthoxanthum aristatum D. C. Juve 1964-5-2 16 Shasta Old Station on Hwy. 89 Comment
  JEPS89937  Anthriscus caucalis Dean W. Taylor 1992-5-28 12686 Shasta on far e. shore Big Lake; Modoc Plateau, Fall R. Valley, Big Lake 1005 Comment
  JEPS94881  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1998-9-8 9617 Shasta Highway 89 at its closest approach to Burney Creek just s of McArthur-Bruney Falls Memorial State Park Burney Cree; Highway 89 929 Comment
  JEPS5351  Antirrhinum vexillocalyculatum subsp. breweri Willis L. Jepson 1894-8-10 21315 Shasta Sima sta. Sims sta.; Sacramento River Canyon Comment
  JEPS114487  Apera interrupta Lowell Ahart, John Dittes 2008-6-19 14836 Shasta About 150 yards east of the Pit River, about 15 yards west of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UC157680  Apocynum cannabinum Milo S. Baker 1899-8-15 Shasta Fall R. Lake Comment
  CAS-BOT-BC397926  Aquilegia formosa Alice Eastwood 1912-6-29 741 Shasta Goose Valley Comment
  CAS-BOT-BC397930  Aquilegia formosa Dorothy B. Wiggins 1961-6-16 16540 -A Shasta Along California Highway 89, 8.2 mi. NE of E entrance to Lassen National Park. Comment
  CDA12989  Arabidopsis thaliana G. F. Hrusa 1996-4-3 12891 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  RSA0125801  Arabis glabra C. L. Hitchcock 1940-5-24 6550 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS2734 Image available Arabis platysperma var. howellii Mrs. R. M. Austin 1896-8-1 366 Shasta Lake Salfatara Lassen Peak; Lake Salfatara, Lassen Peak Comment
  UC501603  Arabis suffrutescens Frank W. Peirson 1932-7-11 10151 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  RSA246622  Aralia californica R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42376 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 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
  SBBG50836  Arctostaphylos malloryi J. I. Mallory 1966-10-20 266 Shasta 1 mi SW of Iron Mtn Mine 914 Comment
  UCD50654  Arctostaphylos malloryi James I. Mallory 1968-8-18 338 Shasta On ridge 1 mile north of Iron Mountian and 1 mile east of Mad Ox Mine. 1112 Comment
  CAS-BOT-BC38889  Arctostaphylos manzanita subsp. manzanita N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 22 Shasta N side of A16 4/10 mile NE of Hwy 36. Comment
  CAS-BOT-BC38603  Arctostaphylos manzanita subsp. wieslanderi Walter Knight; Irja Knight 1964-2-1 825 Shasta 3 mi. east of Anderson Comment
  RSA381049  Arctostaphylos manzanita subsp. wieslanderi J. Mallory, Roman Gankin, Bob Powell, Jack Major 1962-3-15 347 Shasta 1/2 mile S of Hwy 44 on Darrah Springs road, in vicinity of Shingletown. Comment
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Apr 28 2010
  SBBG83922  Arctostaphylos manzanita subsp. wieslanderi R. Gankin 1962-3-15 346 Shasta 0.5 mi S of Hwy 44 on Darrah Springs Rd, vicinity of Shingletown Comment
  CAS-BOT-BC45467  Arctostaphylos nevadensis John Thomas Howell 1960-8-22 36385 Shasta Anklin Meadows. 1889 Comment
  CAS-BOT-BC45905  Arctostaphylos nevadensis Ella Dales Cantelow 1939-6-10 2573 Shasta Mt. Lassen National Park Comment
  POM213944  Arctostaphylos nevadensis H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. 2400 Comment
  CAS-BOT-BC46533  Arctostaphylos patula Alice Eastwood 1912-7-25 s.n. Shasta Pitt to Baird. Comment
  JEPS38823  Arctostaphylos patula W. L. Jepson 1927-6-22 12285 Shasta Hot Springs Valley Lassen Peak 1828 Comment
  RSA113300  Arctostaphylos patula E. K. Balls, L. W. Lenz, B. K. Balls 1956-6-19 21829 Shasta Mt. Lassen Natl. Park, just west of entrance on State Hwy. 44. 1753 Comment
  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
  UCD53320  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1967-10-23 1143 Shasta Ca. 100 yds. north of state route 299 on dirt road 3.2 miles east of Buckhorn summit. Comment
  UCD53435  Arctostaphylos patula Roman Gankin 1962-3-16 349 Shasta 1/2 mile east of Buckhorn Summit; boundary of Shasta and Trinity Counties; of Hwy. 299. Comment
  CAS-BOT-BC46535  Arctostaphylos patula Marion L. Campbell 1921-7-26 s.n. Shasta Grelaud's Place, Sacramento R. Comment
  SEINET12524607 Image available Arctostaphylos patula K. Lems 1961-1 s.n. Shasta 10 mi N of weed in pine woodland. Comment
  CHSC111619  Arctostaphylos patula subsp. gankinii Amy Miller 1995-3-29 Shasta Shasta-Trinity National Forest. Harrison Gulch; off of Rd. 29N05 800 Comment
  HSC40079  Arctostaphylos viscida J. O. Sawyer 1969-3-30 769 Shasta Near Gas Point Comment
  UCSB23682  Arctostaphylos viscida McMinn, Howard 1931-5-28 Shasta SE Redding airport Comment
  CAS-BOT-BC47038  Arctostaphylos viscida subsp. viscida A. A. Heller 1918-7-28 13084 Shasta Along the State Highway 8 mi. s. of Delta. Comment
  CAS-BOT-BC47046  Arctostaphylos viscida subsp. viscida A. A. Heller 1918-7-28 13084 Shasta Along the State Highway 8 mi. s. of Delta. Comment
  CAS-BOT-BC47049  Arctostaphylos viscida subsp. viscida W. R. Dudley 1899-1-1 s.n. Shasta Montgomery Creek. Comment
  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
  SEINET10947394  Arctostaphylos viscida subsp. viscida Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 849 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  UC54437  Arctostaphylos viscida subsp. viscida H. M. Hall and E. B. Babcock June 1903 4008 Shasta near McCloud River; Sierra Nevada Mountains 243 Comment
  OBI14488  Arctostaphylos viscida subsp. viscida H. E. McMinn 1931-5-22 1994 Shasta SE Redding Comment
  UC1561059  Arenaria aculeata Dean W. Taylor 1988-6-24 8993 Shasta (Big Bend 15' quadrangle [677B] Pit River Watershed, summit of Grizzly Peak 1905 Comment
  UC501532  Arenaria congesta var. congesta Frank W. Peirson 1932-7-11 10145 Shasta s Burney (1000- Lake Basin); Lake Basin 1950 Comment
  CAS-BOT-BC401832  Argemone munita subsp. rotundata Mrs. H. C. Cantelow 1935-7-8 1048 Shasta W. of Fall River Mills Comment
  CAS-BOT-BC137687  Aristida James McMurphy 1914-6-16 s.n. Shasta Hill west of Redding. Comment
  CAS-BOT-BC137542  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  CAS-BOT-BC400475  Aristolochia californica Geo. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  JEPS32467  Aristolochia californica C. F. Rose 1936-3-19 263 Shasta Redding Comment
  RSA0034405  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CDA36311  Aristolochia californica CDFA Staff 1981-1 Shasta Sacramento River bank. 0 Comment
  UC832873  Arnica dealbata E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  RSA114974  Arnica dealbata E. K. Balls, Lee W. Lenz 1956-6-18 21808 Shasta 1.8 mi SE from Siskiyou-Shasta Co line, State Hwy 89. 1341 Comment
  OBI77282  Arnica discoidea Anthony Baniaga 2011-6-18 376 Shasta Lassen NF. Along 26, near waer tank. Burney Mtn E quad T34N R4E sec 15 SW of SW 1097 Comment
  CAS-BOT-BC82400  Arnica discoidea H. D. Ripley; R. C. Barneby 1948-7-6 9646 Shasta Castle Rock 640 Comment
  JEPS12514  Arnica nevadensis George W. Gillett 1955-8-14 484 Shasta Helen Mountain (w face) Helen Mountain 2590 Comment
  UC1502172  Arnica venosa Craig Martz 1982-6-24 43 Shasta s of, w of s end of Slate Creek Bridge Lamoine; Slate Creek Bridge, Lamoine Quad. Comment
  UC1576777  Arnica venosa Dean Wm. Taylor with Roy E. Buck 1988-6-23 9856 Shasta along Forest road, 1.5 mi sw of w end of Iron Canyon Reservoir Iron Canyon Creek drainage, Iron Canyon Reservoir 975 Comment
  CAS-BOT-BC90464  Artemisia douglasiana Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park, near Sulphur Works entrance station 2072 Comment
  UC1558223  Artemisia douglasiana Harold and Virginia Bailey 1948-8-27 3051 a Shasta at water fountain below Emerald Lake (loop highway); Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC97197  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
  CAS-BOT-BC453348  Aruncus dioicus var. vulgaris E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  POM279302  Asarum caudatum Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  UCD137853  Asarum hartwegii G. F. Hrusa 1996-5-2 12912 Shasta Lassen National Forest, near corner of Hwy 89 and USFS S16, on E side of 89. 1550 Comment
  JEPS96544  Asarum marmoratum Dean W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) Comment
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Jan 10 2007
  UC1731058  Asarum marmoratum Dean W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
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Jan 10 2007
  HSC103649  Asclepias cordifolia Thomas W. Nelson, Jane Nelson 1982-5-15 6886 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  RSA70329  Asclepias cordifolia F. W. Peirson 1932-7-12 s.n. Shasta Thousand Lake Basin 2012 Comment
  JEPS49873  Asclepias eriocarpa J. W. Blankinship 1909-10-15 Shasta Redding Comment
  SEINET10580435  Asclepias eriocarpa A. Arthur Heller 1928-6-10 Heller 14612 Shasta Along the Pacific Highway 8 mi N of Redding Comment
  CHSC33982  Asclepias fascicularis J. D. Prouty 1981-7-21 1265 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  UC1598223  Asclepias speciosa H. M. Hall 1909-7-11 8521 Shasta Delta Comment
  HSC15324  Asparagus officinalis W. D. Stevens May 1963 13 Shasta 0.25 mi. down Week's Lane from Old Churn Creek Rd. Comment
  CHSC9314  Aspidotis densa G. Strausbaugh 1970-3-7 7 Shasta Sw of Whiskey Creek inlet pond ca. 25 ft. w of Whiskeytown Hwy. 371 Comment
  RSA246641  Aspidotis densa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42397 Shasta Shasta National Forest, Under rocks along banks of Castle Creek, 1 mile west of Castle Crags State Park in mixed evergreen forest. 762 Comment
  UCSB25531  Aspidotis densa Smith, Dale 1968-5-10 Shasta 3mi W of Castle Crags State Park Comment
  CAS-BOT-BC99235  Aster Ira L. Wiggins 1922-8-10 906 Shasta Willow Creek Ranch, McCloud. Bank of Squaw Creek 835 Comment
  POM187913  Aster eatonii Marcus E. Jones 1931-7-16 29149 Shasta Pitt River Bridge. Comment
  CDA10260  Aster lanceolatus subsp. hesperius T. C. Fuller 1958-8-13 2065 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  CAS-BOT-BC177857  Astragalus curvicarpus var. curvicarpus Mrs. H. C. Cantelow 1940-5-31 s.n. Shasta East of McArthur Comment
  JEPS87066  Astragalus inversus Dean W. Taylor 1988-6-22 9848 Shasta e slope Red Rock Hill (along Forest Road from Hat Creek Ranger Station, Modoc Plateau); Burney Quad., Modoc Plateau, e slope Red Rock Hill 1371 Comment
  JEPS90994  Astragalus pauperculus Dean W. Taylor 1990-4-25 10688 Shasta between Ash Creek and S branch Lack Creek (along right-of-way of PG&E natural gas pipeline, on w end of ridge, (Shingletown 7 1/2' quadrangle, 1985 edition)); Northern Sacramento Valley, Shingletown Ridge 679 Comment
  SEINET10565956  Avena Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 711 Shasta 5 mi n of redding on i-5; old field, several grasses; digger pine and lupinus Vallicola. Comment
  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
  UCD112274  Avena barbata Christopher Mallek 2008-5-8 AC4- 18 Shasta Ash Creek. 876 Comment
  UC1541546  Barbarea orthoceras Harold & Virginia Bailey 1948-8-25 3035 Shasta Lassen Volcanic National Park, Summit Lake. 2040 Comment
  UCD148878  Barbarea vulgaris Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8193 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  HSC100175  Beckmannia syzigachne J. P. Smith 2011-8-7 13356 Shasta Along Archie Brown Road, W of Glenburn. 1009 Comment
  RSA435930  Berberis aquifolium var. aquifolium Edwin Kline 1920-7-24 s.n. Shasta Redding. Comment
  SBBG16527  Bistorta bistortoides D. Myrick 1961-6-23 346 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  CAS-BOT-BC127958  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  POM260308  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC60338  Boechera howellii Mary Ann Showers 1992-6-27 2622 b Shasta Lassen Volcanic National Park. Headslope above pumice flat (cirque) northwest of Crescent Crater. 2225 Comment
  UC501605  Boechera platysperma Frank W. Peirson 1932-7-10 10153 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  CHSC88306  Boechera retrofracta R. Fischer; J. Marr 2004-5-24 190 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  UCD114488  Boechera suffrutescens G. F. Hrusa; T. D. Wilfred 1996-6-11 13010 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer, and between USFS N99 and N91. 1386 Comment
  RSA166335  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-5 139 Shasta NE of Redding, 6.1 mi. along U.S. 299 from junction with U.S. 99. Comment
  RSA177048  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-5 141 Shasta Stillwater Creek, Cal. highway 44, 6.3 mi. E of junction with U.S. 99 at Redding. Comment
  RSA41153  Boisduvalia stricta Robert F. Hoover 1936-5-22 1195 Shasta 3 miles east of Redding Comment
  CHSC63073  Boschniakia strobilacea Vernon H. Oswald; Lowell Ahart 1994-4-27 6127 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.96 mi E (clockwise) of the trailhead. On the SE arm of the trail. 335 Comment
  UCD57005  Brachypodium distachyon W. R. Powell 1960-6-8 s.n. Shasta Ca. 14 miles west of Cottonwood. 3.5 miles north of Gas Point. Comment
  CAS-BOT-BC106306  Brickellia californica A. A. Heller 1920-8-4 13499 Shasta Pit River bridge on the State Highway, at the edge of the Pit River Comment
  CHSC65483  Brickellia grandiflora L. P. Janeway 1995-9-2 4909 Shasta About 2500 ft north of Bluejay Mountain; along Road 35N46 5.2 mi north of Fenders Ferry Road (Road 27). 929 Comment
  CAS-BOT-BC478951  Brodiaea californica subsp. californica Ella Dales Cantelow 1940-5-20 3928 Shasta N.E. Redding Hwy 299 Comment
  SEINET188108  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles west of Fall River Mills 1341 Comment
  CAS-BOT-BC457065  Brodiaea coronaria subsp. coronaria A. A. Heller 1916-6-24 12441 Shasta Between Castella and Sims Comment
  CAS-BOT-BC484377  Brodiaea elegans subsp. elegans A. A. Heller 1916-6-24 12441 Shasta Between Castella and Sims Comment
  JEPS121883 Image available Brodiaea matsonii Robert E. Preston 2009-6-24 2689 Shasta Redding, on S side of Keswick Dam Road, 0.4 mi NE of its junction with Quartz Hill Road, along W branch of Sulphur Creek Comment
  UCD139170  Brodiaea minor W. Robert Powell 1981-6-5 2808 Shasta 7 miles east southeast of Redding, near corner of Whispering Oaks Road and Ramblewood Lane. Comment
  UCD147038  Brodiaea rosea Robert E. Preston 2012-6-24 2881 Shasta 1 mi NNE of Pollard Flat, along Eagles Roost Rd. 443 Comment
  CDA13522  Bromus carinatus G. F. Hrusa, T. D. Wilfred 1996-7-22 13348 Shasta Lassen National Forest; Uncommon roadside adventive, entering the understory of Abies concolor/Pinus jeffreyi forest along Hwy 89, 1/4 m. N of Eskimo Summit. Plant approaches B. marginatus. Comment
  UCD123126  Bromus carinatus var. carinatus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7383 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD58431  Bromus ciliatus Burle Jones 1940-8-15 s.n. Shasta Lassen Park. Hat Creek. Comment
  HSC101621  Bromus diandrus J. P. Smith 2010-5-18 12868 Shasta Along Iron Mountain Road at junction with Market Street Comment
  CHSC112683  Bromus hordeaceus Lowell Ahart; John Dittes 2013-6-9 18795 Shasta On the bank of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  SJSU11276  Bromus japonicus S. H. Casey 1980-6-21 1169 Shasta Fall River Mills, NE Shasta County Comment
  SJSU11279  Bromus japonicus S. H. Casey 1980-6-21 1172 Shasta Burney Creek by State Route 89, 2 mi S of McArthur Burney State Park Comment
  SD104431  Bromus laevipes Reid Moran 1978-6-24 26050 Shasta Little Roaring Creek. 750 Comment
  HSC102753  Bromus madritensis subsp. rubens J. P. Smith 2014-4-7 13818 Shasta Iron Mountain Road. 39 Comment
  SEINET10468953  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3506 Shasta 15 mi s of weed on i-5. Comment
  SEINET10524518  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3175 Shasta 15 mi s of weed on i-5. Comment
  UC53641  Bromus orcuttianus W. L. Jepson 1895-1 Shasta Shasta Comment
  UCD59515  Bromus rubens V. P. Osterli 1950-5-3 s.n. Shasta Shasta County. Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta About 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood., South of a small wash, west of the poor dirt road. 259 Comment
  CHSC55307  Bromus tectorum L. P. Janeway 1991-5-10 3939 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
  JEPS105644  Bromus tectorum L. P. Janeway 2001-6-21 7211 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large vernal pool 1494 Comment
  CAS-BOT-BC185529  Bromus vulgaris James Jokerst 1985-5-27 2370 Shasta Near Rock Creek. 943 Comment
  UC851921  Calandrinia ciliata Louis C. Wheeler 1935-3-31 3396 Shasta mesa between Boulder Creek and Churn Creek (3 mi ne Redding) 198 Comment
  CAS-BOT-BC84067  Calliscirpus criniger W. R. Dudley 1893-6-23 s.n. Shasta Trinton Canyon near spring, Castle Crags, northern part of Shasta Co. Comment
  UC869379  Callitriche longipedunculata Louis C. Wheeler 1935-3-31 3391 Shasta Between Boulder & Churn Creek 3 miles NE Redding 198 Comment
  CHSC89778  Calocedrus decurrens R. Fischer; J. Marr 2004-5-28 435 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, between Crystal Springs and Ya-She. Along road. 1011 Comment
  JEPS39847  Calocedrus decurrens Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta upper region Sacramento <River> (Castle Crags); , Castle Crags Comment
  NY18977  Calocedrus decurrens R. R. Halse 1988-2-21 3552 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
  CHSC61191  Calochortus coeruleus Vernon H. Oswald; Lowell Ahart 1993-5-12 5396 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
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May 31 2018
  CAS-BOT-BC493114  Calochortus monophyllus Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  RSA319901  Calochortus monophyllus Barbara Shervanick 1974-5-9 1334 Shasta Wilson Hill Rd (A6) about 2 miles south of Shingletown. Cascade Mt. Range 915 Comment
  CHSC25126  Calochortus tolmiei Paul Lyman 1970-4-25 22 Shasta Open Triangle Ranch; Whitmore. At north entrance to ranch from Triangle Road. Comment
  CHSC4599  Calochortus tolmiei C. Glascock 1965-5-15 390 Shasta Ca. 5 mi. w of Burney on US 299. Comment
  UC725993  Calochortus tolmiei A. A. Heller 1940-5-28 15685 Shasta 2 mi e Hatchet Summit (on State Highway 299) 1219 Comment
  CDA39280  Calochortus tolmiei T. C. Fuller 1958-4-15 s.n. Shasta Drinking Fountain, 1 mile north of Pit River Bridge, above Shasta Lake. 0 Comment
  CAS-BOT-BC132589  Calochortus uniflorus Ellsworth Bethel 1923-6-14 s.n. Shasta Burney 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
  SEINET7073001  Calochortus venustus A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. Coordinate datum: WGS84/NAD83. (40? deg. 29' 39" North Latitude; -122? deg. 2' 59" West Longitude. UTM Zone 10, 580537mE, 4482826mN. Coordinate datum: NAD27). Comment
  UC843698  Calochortus vestae Alice Eastwood Jun 29 1912-Jul 11 1912 795 Shasta Goose Valley Comment
  JEPS105147  Caltha biflora Dean W. Taylor 1993-7-9 13845 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  UC711902  Caltha biflora Roxana S. Ferris and Laura Lorraine 1941-8-10 10452 Shasta Lassen National Park, upper meadows of Kings Creek. 2240 Comment
  CHSC33778  Calycadenia ciliosa J. D. Prouty 1981-6-2 1180 Shasta E of ravine and S of Bear Creek ca. 8 mi E of Anderson. 167 Comment
  CHSC33779  Calycadenia ciliosa J. D. Prouty 1981-7-21 1273 Shasta Cayton Valley ca. 1 mi N of Lake Britton, E of Hwy 89. 944 Comment
  POM209643  Calycadenia ciliosa Palmer Stockwell 1934-7-15 82 Shasta 1 mile south of Mountain Gate, 16 miles south of Pollock Comment
  CHSC65217  Calycadenia fremontii V. Parker 1994-6-6 643 Shasta On NW flank of Black Butte, at roadside near bridge over Lack Creek. 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
  SEINET13759249 Image available Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Creek Canyon, ca 10 miles E of Millville, ca 0.5 mile N of Sheridan Creek. 465 Comment
  UC179656  Calycadenia fremontii A. A. Heller 1914-8-30 11751 Shasta 1 mi s Redding Comment
  CAS-BOT-BC273351  Calycadenia fremontii H. M. Hall 1930-9-27 12905 Shasta 10.2 miles north of Redding Comment
  CAS-BOT-BC273372  Calycadenia fremontii A. A. Heller 1914-8-30 11751 Shasta 1 mile south of Redding Comment
  JEPS22851  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 mi n of, in a field Redding Comment
  SEINET3863967  Calycadenia fremontii R. L. Carr 1983-5-24 2250 Shasta E of Redding on Millville Plains Rd, 0.8 mi S of its jct with Hwy 44, just S of Bascom Rd (S of Millville). Also common along small waterway coming from E along pvt. Drive.; 0 192 Comment
  SEINET3863995  Calycadenia fremontii G. D. Carr 1971-8-31 649 Shasta Gibson Rd and I-5 jct, 16 mi S of Dunsmuir.; 0 519 Comment
  UC1971674  Calycadenia fremontii 1977-7-3 2011 Shasta Along Road 34N03 (McCandless Road--to Backbone Ridge), 1.4 mi NW of Hwy 299 (jct 5.6 mi W of Round Mountain near milepost 48), E of Redding 189 Comment
  UC1971715  Calycadenia fremontii 1978-8-17 2133 Shasta 16 mi S of Dunsmuir at jct of I-5 and Gibson Road, just off I-5 (=GDC 649) 519 Comment
  UC1971729  Calycadenia fremontii 1978-7-9 2121 Shasta 2.4 mi NE of Balls Ferry Resort on Hwy CR A17, NE of Cottonwood 140 Comment
  UC1971760  Calycadenia fremontii R. L. Carr 1997-7-20 3355 Shasta 0.5 mi W of Fall River Mills on Hwy 299 (NE of Burney, near milepost 90.50), common in drainage at W edge of flat Comment
  UC1971766  Calycadenia fremontii R. L. Carr 1993-6-14 2652 Shasta E of Anderson, CR A17, 0.6 mi S of Dersch Road Comment
  UC1971769  Calycadenia fremontii R. L. Carr 1987-8-26 2270 Shasta Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct with Glenburn/Soldier Mt Lookout Rd); Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct Plateau N of Lake Britton, along Hwy 89, 9.0 mi N of its jct with Hwy 299 (0.1 mi N of milepost 30.50, jct with Glenburn/Soldier Mt Lookout Rd) Comment
  UCD129683  Calycadenia fremontii Gerald D. Carr 1971-6-5 556 Shasta ca. 10 miles east of Millville, along south rim of Bear Creek Canyon. Comment
  UCD129761  Calycadenia fremontii R. L. Carr 1977-7-3 2011 Shasta along Road 34NO3 (Mc Candless Road) (to Backbone Road), 1.4 miles northwest of Hwy 299 (junction 5.6 miles west of Round Mt near milepost 48), east of Redding. 621 Comment
  CHSC31222  Calycadenia truncata M. S. Taylor 1980-7-14 3125 A Shasta On W side of logging rd, ca. 0.8 mi S of its jct with Fall creek Rd (35N60), ca. 2 mi W of Interstate 5 and Upper Salt Creek campground. 609 Comment
  UC1876644  Calycadenia truncata Gerald D. Carr 1971-6-5 557 Shasta Ca. 10 mi E of Millville, along S rim of Bear Cr. Canyon. Comment
  UC1971770  Calycadenia truncata R. L. Carr 1987-8-26 2271 Shasta 12.3 mi NE of Burney, 7.4 mi NE of Jct 299/89, N side of Hwy 299 near entrance to Pit R. Campground, common just E of milepost 87.50 Comment
  POM187928  Calycadenia truncata subsp. scabrella Marcus E. Jones 1931-7-16 29124 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC90971  Calycanthus occidentalis W. H. Rich 1917-5-30 s.n. Shasta Along Battle Creek, near Anderson. Comment
  CAS-BOT-BC90984  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta Canyon of Cedar Creek along U.S. Highway 299, ca. 6 miles west of Round Mountain. Comment
  POM199740  Calycanthus occidentalis Marcus E. Jones 1931-7-16 29084 Shasta Pitt River Bridge. Comment
  UCR45441  Calycanthus occidentalis Flinn, Pearson, Anderson 1986-5-11 31 Shasta Co. Rd. A-16, 20 mi SW of Ono 925 Comment
  CHSC4109  Calyptridium monospermum Judy Lee Potter 1967-5-18 306 Shasta 1/2 mi. S. Castella, E. side of Sacramento River in open field. 548 Comment
  CHSC9229  Calyptridium monospermum G. Strausbaugh 1970-6-21 151 Shasta Abundant on summit of Buckhorn Bally ca. 5.1 mi. from U.S. Hwy 299 W. 19.5 mi. E. of Douglas City. 1463 Comment
  HSC75658  Calyptridium umbellatum J. O. Sawyer, R. J. Cole 1980-7-20 3706 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  UC851941  Calyptridium umbellatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs, Lassen Volcanic National Park Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CAS-BOT-BC221216  Calystegia malacophylla subsp. malacophylla William A. Dayton 1913-6-15 252 Shasta Shasta National Forest. Near Grisey's [Grizzly] Mill 1310 Comment
  CDA33878  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 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
  POM260729  Calystegia occidentalis subsp. occidentalis Alice Eastwood, John Thomas Howell, A. Eastwood 1940-6-11 7920 Shasta Near Fall River Mills Comment
  SEINET3992129  Camassia quamash C. L. Hitchcock 1940-5-23 6526 Shasta 0.5 mi 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
  UCD37446  Camelina microcarpa Beecher Crampton 1960-6-16 5626 Shasta Shasta County, 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  CHSC93057  Camissonia contorta R. Fischer 2005-7-20 471 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil in an opening of juniper woodlands, 500 ft. north of camp 7. 1021 Comment
  POM284840  Campanula prenanthoides Lyman Benson 1930-7-18 2216 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA100330  Campanula prenanthoides F. W. Peirson 1932-7-17 10338 Shasta Wallace Ranch, Goose Velley. 915 Comment
  SEINET10462945  Campanula prenanthoides Setchell 1902-7-22 SETCHELL s.n. Shasta The Bend, McCloud River Comment
  UC1540116  Campanula scabrella Dean W. Taylor and Ingrid Olmsted 1974-7-31 4897 Shasta vicinity of Magee Peak (near snowbanks below point 8446); Lassen National Forest, Thousand Lakes Wilderness 2552 Comment
  RSA407606  Campanula scabrella D. W. Taylor, Ingrid Olmsted 1974-7-31 4897 Shasta Lassen National Forest: Thousand Lakes Wilderness, Vicinity of Megee Peak. Near snowbanks below point 8446. 2553 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-BC37043  Capsella bursa-pastoris Alice Eastwood 1912-6-29 915 Shasta Goose Valley. Comment
  JEPS53392  Cardamine californica var. integrifolia Milo S. Baker 1900-5-2 Shasta Cow Creek Canyon Comment
  CDA21169  Carduus pycnocephalus K. Martyn 2007-4-1 PDR 1361253 Shasta Cascade Range; Along Sacramento River in the Yana Trail area. 0 Comment
  SEINET10889390  Carex David Castaner 1971-8-17 Castaner 1923 Shasta Lassen Volcanic National Park; Emerald Lake shore rims; moist; no cover. 2134 Comment
  CAS-BOT-BC19759  Carex abrupta Hans Leschke 1960-8-10 1780 Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CHSC55545  Carex abrupta L. P. Janeway 1984-9-22 1164 Shasta Lassen Volcanic National Park. Dersch Meadows (N of Summit Lake). 2042 Comment
  CAS-BOT-BC19756  Carex abrupta Hans Leschke 1945-9-15 s.n. Shasta Near Twin Lakes, Mount Lassen. Comment
  SEINET7548172 Image available Carex abrupta F. J. Hermann 1972-5-17 24777 Shasta edge of Jeffrey pine woods, 21 miles S.; McCloud Comment
  CHSC82698  Carex amplifolia L. P. Janeway 2001-7-8 7274 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  UCD140078  Carex amplifolia G. F. Hrusa 1992-5-3 10487 Shasta under powerlines to N of Big Bend. Comment
  CHSC55430  Carex angustata L. P. Janeway 1984-9-22 1168 Shasta Lassen Volcanic National Park; Dersch Meadows (north of Summit Lake). 2042 Comment
  JEPS109537  Carex angustata Dean W. Taylor 1992-5-28 12676 Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  CAS-BOT-BC18029  Carex athrostachya Harold Bailey; Virginia Bailey 1948-8-27 2909 Shasta Lassen Volcanic National Park. Hat Creek near crossing of Badger Flat road. 1920 Comment
  CAS-BOT-BC94050  Carex brainerdii Peter F. Zika 2010-6-23 24989 Shasta about 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 1275 Comment
  CHSC41160  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1209 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). 1508 Comment
  SEINET7552662 Image available Carex brainerdii David Castaner 1989-6-18 10223 Shasta Mt. Shasta, Bunny Flats Trail at trail head. Comment
  UCD140212  Carex brainerdii Michael A. Vincent 1999-6-9 8588 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingleton. 1371 Comment
  JEPS63545  Carex breweri W. L. Jepson 1929-9-28 15319 Shasta NW slope of Lassen Peak, at upper limits of Tsuga mertensiana 2651 Comment
  SEINET10648315  Carex breweri Lewis S. Rose 1945-9-4 Rose 45231 Shasta Summit Lassen Peak Highway. 2591 Comment
  CAS-BOT-BC34224  Carex canescens John Thomas Howell 1961-6-19 36517 Shasta Lassen Volcanic National Park. Wet margin of Manzanita Lake. 1783 Comment
  UC1100421  Carex comosa Malcolm A. Nobs, S. Galen Smith 1949-7-20 1041 Shasta ca. 3 mi e McArthur (e side of Big Lake); Big Lake Comment
  HSC97782  Carex densa Juha Pykala, D. H. Norris 1987-5-26 977 Shasta 3 mi. NE of Bella Vista, Hwy. 299, 1 mi. E of Salt Creek 183 Comment
  SEINET10883658  Carex divulsa subsp. divulsa Peter F. Zika, Julie Nelson 2010-5-15 Zika 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista. 195 Comment
  SEINET3220059 Image available Carex fracta David Castaner 1971-8-17 1896 Shasta Lassen Volc. Nat. Park; Hat Creek Trail 1981 Comment
  CAS-BOT-BC20743  Carex fracta Hans Leschke 1958-8-16 1534 Shasta Lassen Volcanic National Park. Trail Twin Lakes - Grassy Swales. 2049 Comment
  SEINET10650690  Carex fracta David Castaner 1971-8-17 Castaner 1896 Shasta Lassen Volc. Nat. Park; Hat Creek Trail; Shrubby Areas. 1981 Comment
  SEINET7559330 Image available Carex fracta David Castaner 1989-6-18 10232 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  JEPS28367  Carex helleri George W. Gillett 1957-8-10 1020 Shasta nw slope of Sky Heil Lassen Volcanic National Park, Ski Heil 2682 Comment
  CAS-BOT-BC20966  Carex heteroneura Hans Leschke 1962-8-5 1855 Shasta Lassen Volcanic National Park. Diamond Peak, north slope, above highway. Comment
  CAS-BOT-BC28060  Carex illota Hans Leschke 1958-8-16 1559 Shasta Grassy Swales Comment
  JEPS103792  Carex inops subsp. inops Martin J. Lenz 2003-5-14 9 Shasta along Mud Springs road, 1 mi (air) SW of Pit 4 Powerhouse 823 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-BC7748  Carex integra Hans Leschke 1954-7-5 s.n. Shasta Hat Lake. 1965 Comment
  SEINET10817465  Carex jepsonii David Castaner 1971-8-17 Castaner 1902 Shasta Lassen Vol Nat Park; Hat Creek Trail Upwards; Wooded Area; Dry. 2042 Comment
  SEINET3220066 Image available Carex jonesii David Castaner 1971-8-17 1910 Shasta Lassen Volcanic National Park; Paradise Meadow. Comment
  JEPS96846  Carex lasiocarpa var. americana Dean W. Taylor 1999-8-13 17332 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  CAS-BOT-BC31106  Carex lemmonii George Wilson Gillett 1957-8-2 959 Shasta Wet swale 1/4 mi below Summit Lake and 100 yards S of Corral Meadows trail. 2026 Comment
  CAS-BOT-BC31424  Carex leporinella Hans Leschke 1960-8-5 1687 Shasta Little Bear Lake. 2057 Comment
  JEPS121021  Carex longii Peter F. Zika 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Comment
  UC1108033  Carex luzulifolia E. B. Copeland 1932-8-15 Shasta Kings Creek Meadow, where road crosses Mount Lassen 2225 Comment
  UC765733  Carex luzulifolia R. F. Hoover 1940-9-21 4613 Shasta Ulpper Kings Creek meadow Comment
  CAS-BOT-BC31506  Carex luzulifolia Herbert Faulkner Copeland 1935-7-29 1561 Shasta Mt. Lassen, about Emerald Lake. 2400 Comment
  CAS-BOT-BC31509  Carex luzulifolia George Wilson Gillett; Hans Leschke 1957-7-13 773 Shasta Lower Kings Creek Meadow. 2194 Comment
  CAS-BOT-BC31513  Carex luzulifolia Hans Leschke 1959-8-11 1667 Shasta Paradise Meadows Comment
  CHSC60434  Carex luzulina Mary Ann Showers 1992-7-19 2729 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 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
  CDA12934  Carex multicaulis G. F. Hrusa 1996-5-2 12876 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  CHSC106522  Carex multicaulis Peter F. Zika 2009-8-26 24631 Shasta Klamath Range (KR). Shasta National Forest, Route 25, 0.3 road miles west of forest boundary. 730 Comment
  UC2015832  Carex multicaulis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4475 Shasta Lassen Volcanic National Park. Sulphur Creek Walk-in campground. 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
  SEINET10338260  Carex multicostata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-1 2168 Shasta Shasta-Tehama [County line] 1.2 mi N of South entrance to Lassen Volcanic National Park, Rte 89 Comment
  RSA91054  Carex multicostata F. W. Peirson 1932-7-12 10110 Shasta Thousand-Lake Basin. 1951 Comment
  UC1100492  Carex nebrascensis Verne Grant, Irving Schneider 1947-8-29 8359 Shasta about 7 mi downstream Fall River Mills (on Highway 299 at Bridge 6-27); Pir River Comment
  RSA78532  Carex nebrascensis F. W. Peirson 1932-7-17 13588 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  SEINET10711508  Carex nigricans David Castaner 1971-8-17 Castaner 1924 Shasta Lassen Volcanic National Park; Emerald Lake shore rim; no cover; wet. 2134 Comment
  HSC72298  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9622 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  SEINET3905203  Carex nudata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-8 9637 Shasta Beegum Creek at Beegum Campground.; 0 610 Comment
  HSC48106  Carex nudata D. H. Norris, F. J. Hermann 1972-5-17 22577 Shasta Along Clear Creek at Damnation Creek 1037 Comment
  CDA37352  Carex pellita CDFA Staff s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 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
  JEPS28359  Carex preslii George W. Gillett 1957-7-13 770 Shasta near start of Bench Lake Trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  CAS-BOT-BC118766  Carex preslii Isabel McCracken 1940-6-1 s.n. Shasta Mt. Lassen Comment
  CAS-BOT-BC118148  Carex rossii F. J. Hermann 1972-5-17 24776 Shasta 21 Miles S. McCloud Comment
  RSA0079804  Carex rossii F. W. Peirson 1932-7-12 10111 Shasta Bottom of crater, Red Crater Hill, Thousand-Lake Basin. 2042 Comment
  CAS-BOT-BC118271  Carex scopulorum var. bracteosa Hans Leschke 1956-9-21 s.n. Shasta Cold Boiling Lake 2257 Comment
  CAS-BOT-BC28349  Carex scopulorum var. bracteosa Hans Leschke 1954-9-21 s.n. Shasta Above cascades of Kings Creek. Comment
  CAS-BOT-BC117755  Carex simulata Hans Leschke 1958-8-16 1558 Shasta Grassy Swales 1950 Comment
  CAS-BOT-BC117829  Carex specifica Hans Leschke 1960-8-6 1713 Shasta Between Echo & Upper Twin Lake Comment
  CAS-BOT-BC117216  Carex spectabilis Hans Leschke 1945-9-16 s.n. Shasta Lassen Park, near summit of Lassen Loop Comment
  SEINET10749692  Carex spectabilis David Castaner 1971-8-17 Castaner 1897 Shasta Lassen Volcanic National Park; Hat Creek Trail; dusty & dry; 1829 Comment
  UC2015852  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4434 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. Comment
  CAS-BOT-BC116990  Carex straminiformis George Wilson Gillett 1957-8-8 994 Shasta Headwaters of West Fork of Hat Creek below cliffs of E shoulder of Lassen Peak. 2529 Comment
  JEPS63543  Carex straminiformis W. L. Jepson 1929-9-29 15322 Shasta at foot of cone, nw slope, Lassen Peak Lassen Peak 2651 Comment
  CHSC97347  Carex subfusca R. Fischer 2006-7-22 862 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  JEPS63550  Carex subfusca W. L. Jepson 1928-9-28 15292 Shasta Manzanita Lake Lassen Peak, Manzanita Lake 1828 Comment
  UCD123157  Carex subfusca Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7407 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC115886  Carex subfusca Hans Leschke 1945-9-15 s.n. Shasta Mt. Lassen: Echo Lake. Comment
  JEPS28386  Carex utriculata George W. Gillett 1957-8-20 1122 -B Shasta near cabins, margin of Bailey Creek Lassen Volcanic National Park, Bailey Creek, Brokeoff Meadow 1889 Comment
  JEPS28393  Carex utriculata George W. Gillett 1957-8-11 1040 Shasta Hat Lake Lassen Volcanic National Park, Hat Lake 1965 Comment
  CAS-BOT-BC115405  Carex utriculata John Thomas Howell 1960-8-22 36331 Shasta Manzanita Lake 1783 Comment
  CHSC55293  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Battle Creek Wildlife Area. Floodplain flats on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. 120 Comment
  RSA769165  Carex vulpinoidea P. F. Zika, Julie Nelson 2010-5-15 24816 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  UCD168841  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
  CAS-BOT-BC114977  Carex vulpinoidea Walter Lennon 1982-6-25 s.n. Shasta Spring Gulch Rd. and Hwy 273, Anderson 134 Comment
  CAS-BOT-BC114822  Carex whitneyi George Wilson Gillett; Hans Leschke 1957-7-13 783 Shasta Lower Kings Creek Meadow. 2194 Comment
  RSA88796  Carex whitneyi F. W. Peirson 1932-7-13 10113 Shasta Dry places southwest of Red Crater, Thousand-Lake Basin. 1951 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
  RSA0065413  Castanopsis sempervirens James Buel 1957-2-8 206 Shasta Mt. Harkness, Lassen National Park. Comment
  SEINET10549996  Castilleja W. D. Stevens 1985-4-25 Stevens 23586 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  CAS-BOT-BC249235  Castilleja affinis Ellsworth Bethel 1923-5-14 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC249348  Castilleja applegatei Hans Leschke 1959-8-3 1594 Shasta Lassen Volcanic National Park, Grassy Swales 1935 Comment
  HSC84315  Castilleja applegatei subsp. pinetorum J. P. Smith, Thomas W. Nelson 1982-5-15 10424 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  JEPS29554  Castilleja applegatei subsp. pinetorum John Thomas Howell 1960-8-19 36181 Shasta Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  JEPS3627  Castilleja applegatei subsp. pinetorum George Gillett 1952-8-26 230 Shasta s slope Reading Peak (opposite summit); Lassen Volcanic National Park, Reading Peak 2575 Comment
  CAS-BOT-BC243733  Castilleja applegatei var. pinetorum John Thomas Howell 1960-8-19 36181 Shasta Summit ridge, Brokeoff Mt., Lassen Volcanic National Park 2773 Comment
  JEPS3312  Castilleja arachnoidea George W. Gillett 1952-7-26 101 Shasta 0.75 mi above Lassen Peak trail crossing with State Highway 89 (on Lassen Peak trail); Lassen Volcanic National Park 2651 Comment
  JEPS3316  Castilleja arachnoidea George W. Gillett 1952-8-26 234 Shasta above Kings Creek (and below road into Kings Creek Campground); Lassen Volcanic National Park 2255 Comment
  UC1012236  Castilleja arachnoidea Francis W. Pennell 1940-7-22 26236 Shasta old trail from Lake Helen to Bumpus Hell (Route 89); Lassen National Park, Mount Lassen 2499 Comment
  UC1543817  Castilleja arachnoidea Harold and Virginia Bailey 1948-8-27 2934 a Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  CHSC93323  Castilleja attenuata R. Fischer 2005-5-22 560 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on main park road between Crystal Springs and Ya-She. Near water edge on road bed. 1008 Comment
  UCSB27134  Castilleja lacera Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground, 9 miles north of Loftus along U. S. Highway 99 457 Comment
  CAS-BOT-BC251915  Castilleja lemmonii Ellsworth Bethel 1923-6-14 s.n. Shasta Burney Comment
  CAS-BOT-BC251920  Castilleja lemmonii George W. Gillett 1953-8-20 334 Shasta Dersch Meadows. Near head of meadow and on small Lodgepole Pine islands in marshy area, northeast of Summit Lake Ranger Station 2026 Comment
  JEPS1759  Castilleja lemmonii George Gillett 1952-8-26 235 Shasta within a few feet Kings Creek (from upper highway crossing to Kings Creek Campground); Lassen Volcanic National Park Comment
  UC1024364  Castilleja lemmonii George W. Gillett 1953-7-22 289 Shasta adjacent Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  UCD122568  Castilleja lemmonii K. L. Olsen 1949-7-30 17 Shasta King's Creek Meadow, Mt. Lassen National Park. Comment
  CAS-BOT-BC254075  Castilleja miniata Annie E. Alexander 1936-7-6 s.n. Shasta Mt. Lassen Comment
  JEPS6829  Castilleja miniata George W. Gillett 1953-7-23 292 Shasta near Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC1034011  Castilleja miniata Francis W. Pennell 1940-7-21 26229 Shasta w of Summit Lake (Route 89); Lassen National Park 1981 Comment
  UC485784  Castilleja miniata H. F. Copeland 1932-8-15 Shasta woods between Hat Lake and Summit Lake (Mt. Lassen); Mt. Lassen 1981 Comment
  JEPS79378  Castilleja parviflora L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5150 Shasta about 1.5 air mi below Summit Lake (on Drakesbad trail); Lassen National Park 1950 Comment
  RSA201290  Castilleja payneae J. T. Howell 1960-8-19 36169 Shasta Summit ridge, Brokeoff Mtn. 2744 Comment
  SEINET10549008  Castilleja pilosa var. pilosa John G. Lemmon Lemmon s.n. Shasta Near Shasta. Comment
  JEPS105431  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-BC49027  Ceanothus cuneatus Joseph J. Waner 1968-9-24 367 Shasta .5 m. e. of 297 int. with 89 near Burney Falls Comment
  CHSC78094  Ceanothus cuneatus Leah Mahan 1998-3-11 1 Shasta Collected on a slope near Spiers Gulch. 914 Comment
  HSC72025  Ceanothus cuneatus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9595 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  UCR131676  Ceanothus cuneatus C. B. Wolf 1941-7-25 11069 Shasta 8 miles SW of Fall River Mills on US Hwy 299 915 Comment
  CAS-BOT-BC63634  Ceanothus integerrimus Lewis S. Rose 1934-4-21 34239 Shasta Delta. 396 Comment
  CAS-BOT-BC63636  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1805 Shasta Between Lemoine and delta. Comment
  CAS-BOT-BC63639  Ceanothus integerrimus Alice Eastwood 1922-10-18 11522 Shasta Shasta Springs. Comment
  UC1070739  Ceanothus integerrimus H. R. Josephson 1933-6-2 16 Shasta Along Eagle Creek Weaverville quad. 518 Comment
  UC484188  Ceanothus integerrimus B. D. Stark 1929-7-25 597 Shasta 5 mi n Baird 152 Comment
  UCD170337  Ceanothus integerrimus D. O. Burge 2016-11-11 2196 Shasta Fisher area, W of Interstate 5 and Bonville Springs Road, along high-tension power lince access road. 580 Comment
  UCR205997  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14935 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  RSA400256  Ceanothus integerrimus var. californicus Christopher Davidson 1973-5-26 2163 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  UCR45826  Ceanothus integerrimus var. californicus Flinn, Pearson, Anderson 1986-5-11 32 Shasta 0.25 miles onto county Road A-16 off of Hwy 36 740 Comment
  CAS-BOT-BC51061  Ceanothus integerrimus var. macrothyrsus Chas. J. Kraebel 1933-9-24 s.n. Shasta Creek bed, Kennett, near Shasta Hotel Comment
  CAS-BOT-BC51073  Ceanothus integerrimus var. macrothyrsus B. D. Stark 1929-7-25 1394 Shasta 5 miles No. of Baird 1524 Comment
  RSA26047  Ceanothus integerrimus var. macrothyrsus Lester Rowntree 1937-7-14 s.n. Shasta Between Redding and French Gulch Comment
  CAS-BOT-BC51075  Ceanothus integerrimus var. macrothyrsus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC50610  Ceanothus lemmonii R. Bacigalupi 1934-5-28 2361 Shasta Kennett area Comment
  CAS-BOT-BC50618  Ceanothus lemmonii L. R. Abrams; G. T. Benson 1924-5-9 10171 Shasta 3 miles south of Shotgun creek on Pacific Highway Comment
  UCD112075  Ceanothus lemmonii B. Crampton 1953-4-30 1181 Shasta Above Duncan Creek near Graves Ranch, 9 miles west of Ono. Comment
  HSC92487  Ceanothus lemmonii N. Wynne, M. Peckham, J. Bamesberger 1994-4-10 14 Shasta 3.9 mi NE of Hwy. 36 on A16 Comment
  RSA26104  Ceanothus lemmonii Lester Rowntree 1936-7-17 s.n. Shasta Near Schilling on Weaverville Redding road Comment
  UC157787  Ceanothus lemmonii Milo S. Baker 1898-7-6 383 Shasta Near Morley's on Oak Run Comment
  CHSC93618  Ceanothus pinetorum C. L. Schmidt 1994-7-8 1305 Shasta Shasta/Trinity County line: 2.7 - 3 miles N of CA Hwy. 299 (Buckhorn Summit) on County Line Road. 1066 Comment
  CAS-BOT-BC52071  Ceanothus prostratus Alice Eastwood; John Thomas Howell 1940-6-10 7892 Shasta Montgomery Creek Comment
  CAS-BOT-BC52103  Ceanothus prostratus Hans Leschke 1956-9-22 s.n. Shasta Lassen Loop, about 1.1 miles from Manzanita Comment
  CHSC33003  Ceanothus prostratus Robert Banchero 1979-4-11 10 Shasta Ca. 1.5 mi s of Hatchet Creek, 2.5 mi n of town of Montgomery Creek on Hwy 299. 670 Comment
  RSA712072  Ceanothus prostratus C. L. schmidt 1995-6-8 1335 Shasta 1.6 miles N of Spring Creek road from A19, 3.5 miles E of Dana on A19. 1037 Comment
  UCD112660  Ceanothus prostratus R. V. Parks 1954-5-15 115 Shasta Off Highway 44, near Shingletown. 1219 Comment
  CAS-BOT-BC52063  Ceanothus prostratus Barbara Shervanick 1974-5-9 1299 Shasta Highway 89 through Lassen National Forest, about 1/4 mile North of Bridge Campground, Cascade Range 1371 Comment
  UCD162890  Ceanothus sanguineus D. O. Burge; C. F. Salk 2015-5-17 1736 Shasta Beaver Creek Road. 930 Comment
  UCD112826  Ceanothus velutinus D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest -- Lassen Volcanic National Park. 1700 Comment
  SJSU1571  Ceanothus velutinus C. W. Sharsmith 1954-6-23 6171 Shasta area around Subway Caves Comment
  UC449587  Ceanothus velutinus Milo S. Baker 1898-8-22 553 Shasta between Dana and Bartles (Bear Valley Mountains); Bear Valley Mountains Comment
  CAS-BOT-BC376360  Centaurea Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi State Park. 914 Comment
  UCD39153  Centaurea cyanus Beecher Crampton 1964-8-26 7178 Shasta Castle Crag, Sacramento River. Comment
  CDA33606  Centaurea diffusa Robin Breckenridge 2010-8-17 PDR# 1313488 Shasta Interstate 5 south, mile marker 48. 0 Comment
  CDA20734  Centaurea maculosa C. Pirosko 2006-8-23 PDR 1303864 Shasta nearest Montgomery Creek south of Hwy. 299 between Montgomery Creek and Burney. Comment
  JEPS104359  Centaurea melitensis Lowell Ahart 2003-5-22 10201 Shasta On the side of a water ditch, e of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC614807  Centaurea solstitialis Beryl O. Schreiber 1932-7-18 455 Shasta near Redding Comment
  CDA19163  Centaurea squarrosa J. Xerogeanes 2000-6-7 PDR 1242914 Shasta Modoc Plateau; N side of Cassel Rd across from post office, Cassel. 0 Comment
  RSA302639  Centaurea virgata subsp. squarrosa J. R. Shevock 1972-7-25 2216 Shasta Highway 89, near Hot Creek Campground 915 Comment
  CHSC118477  Centaurium tenuiflorum Don Lepley 2016-8-3 Shasta Lassen National Forest. Hat Creek Ranger District. Northern margin of Murken Beach. 1086 Comment
  SEINET3150254  Centaurium venustum L. S. Rose 1940-6-10 40482 Shasta Bella Vista, 9 mi. ne. of Redding 466 Comment
  JEPS38147  Centromadia fitchii W. L. Jepson 1940-7-4 20142 Shasta Stillwater Plains 137 Comment
  CAS-BOT-BC222968  Cephalanthus occidentalis G. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  UC1125652  Cephalanthus occidentalis var. californicus R. W. Lundh 1932-11-19 183 Shasta 6 mi sw Redding (5 mi e of Igo); Redding Quad. 243 Comment
  CAS-BOT-BC207576  Cercis occidentalis J. Coffman 1911-4-14 s.n. Shasta La Moine 390 Comment
  CHSC88737  Cercis occidentalis R. Fischer; J. Marr 2004-5-25 251 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along the Spattercone Trail. 1021 Comment
  RSA11941  Cercis occidentalis Elmer I. Applegate 1929-6-23 5827 Shasta Hat Creek Valley, upper Pitt River region. Comment
  JEPS120209  Cercocarpus betuloides Julie Kierstead Nelson 2012-5-5 2012 -034 Shasta Upper Sacramento River watershed Comment
  UCD35715  Cercocarpus betuloides Beecher Crampton 1960-6-16 5649 Shasta Ca. 9 miles south of Fall River Mills, Proctor Creek area. Comment
  UC1127847  Cercocarpus betuloides var. betuloides A. Lewis 1932-11-14 136 Shasta French Gulch 762 Comment
  UC1193192  Cercocarpus betuloides var. betuloides K. Cuff 1949-8-1 102 Shasta 4 1/2 mi ne of Platina 762 Comment
  LA47789  Cercocarpus ledifolius Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Lava Tube Comment
  CHSC88341  Cercocarpus ledifolius var. intermontanus R. Fischer; J. Marr 2004-5-24 224 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  HSC46278  Cercocarpus montanus var. glaber Christopher Knopp 1978-5-13 93 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UCD19686  Chaenactis douglasii Donald W. Kyhos 1967-9-1 67 -86 Shasta Just west of Hwy 97, about 1 mile north of Black Butte. Comment
  HSC67985  Chaenactis douglasii var. douglasii J. P. Smith, J. O. Sawyer 1975-6-23 8307 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC71905  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5824 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  OBI77293  Chaenactis douglasii var. douglasii Anthony Baniaga 2011-6-19 381 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1303 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
  CAS-BOT-BC276742  Chaenactis douglasii var. douglasii George W. Gillett; G. L. Stebbins 1952-8-7 152 Shasta In devastated area about 0.25 mile below (N of) Hat Lake 1996 Comment
  RSA93796  Chaenactis douglasii var. douglasii F. W. Peirson 1932-7-12 10233 Shasta Slopes of Red Crater, Thousand-Lake Basin 1951 Comment
  JEPS90961  Chaenactis glabriuscula var. heterocarpha Dean W. Taylor 1993-5-26 13513 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  UC1583980  Chaenactis glabriuscula var. megacephala G. Schoolcraft 1990-6-13 2096 Shasta about 2 mi s of Eldridge Ranch (along Pittville Rd.) 1097 Comment
  CAS-BOT-BC277780  Chaenactis nevadensis George W. Gillett 1953-8-6 317 Shasta Lassen Volcanic National Park. Slopes of Chaos Crags Crater 2072 Comment
  UCD112950  Chamaebatiaria millefolium C. C. Delwiche 1979-6-1 s.n. Shasta Shasta National Forest, ca. 3 1/2 miles northwest of Dana (west of Fall River Mills). 1021 Comment
  SEINET10899785  Chamaecyparis lawsoniana A. Arthur Heller 1923-8-28 Heller 13826 Shasta Sacramento canyon near Delta, in the yellow pine belt. Occasional, and probably at its southern limit. Comment
  CAS-BOT-BC165974  Chamerion angustifolium A. H. Kramer 1930-8-22 31 Shasta Prospect Pk., Lassen National Park Comment
  RSA565066  Cheilanthes cooperae D. W. Taylor, James R. Shevock 1993-5-1 13404 Shasta South end Gray Rocks, Squaw Creek watershed, Shasta Lake region 854 Comment
  CAS-BOT-BC70222  Cheilanthes gracillima Marcus E. Jones 1897-7-8 s.n. Shasta Lassen's Peak 1828 Comment
  JEPS89856  Cheilanthes gracillima Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9603 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Big Bend 15' Quad, Pit R. Drainage, Yellow Slides 1127 Comment
  CAS-BOT-BC70218  Cheilanthes gracillima E. L. H. Knoche 1890-5-26 s.n. Shasta Delta Comment
  CHSC118628  Cheilanthes gracillima Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -029 Shasta North face of large metasedimentary rock outcrop near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms; UTM NAD 83 Zone 10, 568496m N, 4522381m E. 1291 Comment
  HSC72327  Cheilanthes intertexta J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9609 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  RSA718035  Chenopodium berlandieri R. Fischer 2005-7-18 706 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Plants were growing near the western entrance to park, along main park road. Comment
  CHSC1408  Chimaphila umbellata M. Underhill 1952-8-1 Shasta 1371 Comment
  CAS-BOT-BC498789  Chlorogalum angustifolium Alice Eastwood; John Thomas Howell 1940-6-10 1880 Shasta Near Bella Vista Comment
  SEINET8253676  Chlorogalum angustifolium F. Callahan \\N-\\N-\\N Shasta collected nw of Oasis offramp...9:00 PM as plant blooms at dusk; plant populations designated by red dots on PROJECT CITY, CALIF Quad. 7.5 1969. Comment
  UCD138422  Chlorogalum angustifolium R. Tofsrud 1949-5-30 Shasta Holland. Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  CAS-BOT-BC36231  Chrysolepis sempervirens John Thomas Howell 1960-8-22 36372 Shasta Just east of Chaos Jumbles, Lassen Volcanic National Park 1828 Comment
  HSC71142  Chrysolepis sempervirens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4480 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  CHSC89664  Chrysothamnus viscidiflorus subsp. lanceolatus R. Fischer; J. Marr 2004-8-13 347 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Near camp 7. 1016 Comment
  CHSC84114  Cicendia quadrangularis Lowell Ahart; John Dittes 2003-5-12 10156 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS47001  Cicendia quadrangularis J. W. Blankinship 1911-4-21 Shasta Redding Comment
  SEINET7067168  Cicendia quadrangularis A. G. Vestal 1947-5-2 s.n. Shasta About 2.5 miles south of Redding on Route 273. Coordinate datum: NAD27. UTM Zone 10, 557111mE, 4480165mN. Comment
  CAS-BOT-BC285333  Cirsium andersonii Hans Leschke 1957-9-19 1523 Shasta Lassen Volcanic National Park. Trail near Swan Lake 2011 Comment
  CAS-BOT-BC285334  Cirsium andersonii Blanche Clear 1940-7-29 s.n. Shasta Manzanita Lake, Lassen Volcanic Park Comment
  CAS-BOT-BC277962  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-11 7909 Shasta Near Fall River Mills Comment
  RSA0070616  Cirsium douglasii var. breweri F. W. Peirson 1932-7-17 10322 Shasta Wallace Ranch, Goose Valley. 915 Comment
  OBI81595  Cirsium occidentale Jill M. Bushakra, John Bushakara 2000-6-17 46 Shasta Hwy 89, 4 miles east of intersection with Hwy 299 and 1 mile south of Cassel Rd. Pine and chaparral community. 975 Comment
  JEPS59226  Cirsium occidentale var. candidissimum W. L. Jepson 1914-8-11 5771 Shasta Upper Fall River Valley 1036 Comment
  CDA38613  Cirsium occidentale var. venustum C. Yingst & A. Davy 2012-7-3 PDR# 450 P06001718 Shasta Lake Shasta; Turntable road at Lower Deck Road; near I-5, USFS property. 0 Comment
  CDA13530  Cirsium scariosum var. americanum G. F. Hrusa, T. D. Wilfred 1996-7-22 13357 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC228930  Cistanthe umbellata Alice Eastwood 1912-8-22 1762 Shasta Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC228937  Cistanthe umbellata Tilda Becker 1960-7-23 s.n. Shasta Sifford Lakes, Lassen Park 2194 Comment
  JEPS101223  Clarkia amoena subsp. huntiana Dean W. Taylor 1996-6-16 15672 Shasta Pit River Canyon, on west rim Montgomery Creek (about 2 air miles west of town of Montgomery Creek); Shasta-Trinity National Forests 731 Comment
  LA206028  Clarkia borealis L. P. Janeway; 1995-7-3 4833 Shasta along ridgetop ca 3.7 mi straight mi N of Bluejay Mt along rd 35N46 9.5 N of Fenders Ferry Rd (Rd 27) Comment
  JEPS112907  Clarkia borealis subsp. arida Dean W. Taylor 1996-6-15 15665 Shasta margin of Sugarpine Camp Road 1.6 miles north of Highway 299 junction (ca. 15 air miles east of Redding and ca. 1 mile N of Ingot) 548 Comment
  CHSC103206  Clarkia borealis subsp. borealis N. L. Jurjavcic; H. W. Beeson 2007-7-3 Shasta Shasta-Trinity National Forest (PG and E Lease). Oak Mountain Road South. growing on shoulder of road on road-base substrate. 777 Comment
  CHSC33520  Clarkia borealis subsp. borealis Craig Martz 1981-6-26 7 Shasta S of Lamoine. Comment
  HSC97142  Clarkia borealis subsp. borealis Martin J. Lenz 2006-7-3 3009 Shasta Along logging road N of N Salt Creek, 1.5 mi. NE of Pollard Flat 546 Comment
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Jul 16 2015
  RSA768316  Clarkia borealis subsp. borealis Justin M. Wood 2010-9-2 2537 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  RSA768318  Clarkia borealis subsp. borealis Justin M. Wood 2010-9-2 2539 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  UC1461634  Clarkia borealis subsp. borealis E. Small 1967-7-10 189 Shasta O'Briens Lake Shasta (Shasta Caverns Rd 1.0 mi n of intersection with Lakeview Rd); O'Briens, Shasta Caverns Road, Lake Shasta, Shasta Co. 396 Comment
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Feb 15 2013
  CAS-BOT-BC162504  Clarkia gracilis subsp. gracilis James Jokerst 1985-5-27 2378 Shasta Near rock Creek, Pondosa SW Quad. 943 Comment
  CHSC28713  Clarkia gracilis subsp. gracilis R. A. Schlising 1979-6-6 3443 Shasta 1.8 mi S of Shingletown on Wilson Hill Road to Manton. Comment
  HSC84318  Clarkia gracilis subsp. gracilis J. P. Smith, Thomas W. Nelson 1982-5-15 10427 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  CAS-BOT-BC162503  Clarkia gracilis subsp. gracilis T. Worley; M. Mill; F. Rosenthal 1985-5-12 78 Shasta H.M. 2.5 miles east of Platina, County road A16 579 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
  POM260322  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta 25 miles east of Redding. Comment
  POM260362  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-27 6639 Shasta Near McArthur. Comment
  OBI12099  Clarkia purpurea subsp. purpurea Robert F. Hoover 1968-5-28 11110 Shasta Redding Airport Comment
  SBBG16545  Clarkia purpurea subsp. quadrivulnera D. Myrick 1961-6-22 329 Shasta Hwy 89, S of Burney Falls 914 Comment
  SEINET7073005  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-31 s.n. Shasta On the edge of the valley about 3.8 miles northeast of Balls Ferry on Dersch Road. Coordinate datum: WGS84/NAD83. (40? deg. 26' 25" North Latitude; -122? deg. 7' 56" West Longitude. UTM Zone 10, 573598mE, 4476786mN. Coordinate datum: NAD27). Comment
  SEINET7073508  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-6-4 s.n. Shasta Churn Creek east side of the Sacramento River south of Redding. UTM Zone 10, 554756mN, 4487448mN. Coordinate datum: NAD27. Comment
  HSC46245  Claytonia exigua subsp. exigua Kathy Chin 1978-5-13 72 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC72286  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9635 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CHSC9334  Claytonia parviflora subsp. parviflora G. Strausbaugh 1970-4-18 30 Shasta Ca. .5 mi nw past Whiskeytown Dam between Kennedy Memorial Hwy. and the lake and 20 ft. above water. 376 Comment
  SEINET10572735  Claytonia rubra Mary Susan Taylor 1980-6-20 Taylor 2940 Shasta T43N R4W sec sec 2? Shasta-Trinity Natl Forest; Sagebrush Scrub, sandy soils along Military Pass Road, S of Haystock on Hwy 97, ca. 7-8 air mi NE of Weed. With B. Williams. Comment
  UC1736655  Claytonia rubra subsp. rubra Dean W. Taylor 1993-5-22 13468 Shasta ca. 2 miles N of Slate Mtn., Trinity Mountains (watershed divide between Sacramento River and Trinity River drainages, ca. 5 air mi W Lamoine) 1447 Comment
  UC412606  Claytonia rubra subsp. rubra Lewis C. Rosenbaum 1917-6-6 Shasta Castella Comment
  CAS-BOT-BC91525  Clematis lasiantha Lillian S. Mott 1964-4-19 464 Shasta About 10 miles from Manzanita Lake on Highway 44 to Redding. Comment
  CDA24210  Clematis lasiantha J. R. Keck Jr. 1978-5-2 PDR# 330028 Shasta Black Butte Road and Lack Creek, near Shingletown. 0 Comment
  HSC46275  Clematis lasiantha Christopher Knopp 1978-5-13 48 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  RSA386234  Clematis lasiantha Kathy Chin 1978-5-13 74 Shasta Chanchuella Peak Quad T29N, R9W, S30 and31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  CAS-BOT-BC499275  Clintonia uniflora Donald Myrick 1961-6-22 321 Shasta On Highway 89 east of McCloud 1371 Comment
  UC1731471  Collinsia greenei Dean W. Taylor 1993-6-14 13591 B Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CaRH), Sacramento R. Canyon, N. Fork Salt Cr 853 Comment
  JEPS47388  Collinsia parviflora L. R. Heckard and Robert Ornduff 1966-4-28 1475 Shasta just above nw end of Cayton Canyon Comment
  UCD14996  Collinsia parviflora John M. Tucker 1970-5-3 4184 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  UCR11985  Collinsia parviflora Blanche Clear 1940-7-26 s.n. Shasta Crescent Cliffs Trail, Lassen Volcanic Park 2519 Comment
  UCR138671  Collinsia parviflora M. Brooks, Julie Evens, H. Johnson 1997-4-26 34 Shasta Basin Gulch Campground, Hwy 36 to Stuart Gap Road 812 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
  RSA0117242  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta East side of Highway 299, 2 miles southwest of Pit River crossing. 915 Comment
  RSA17435  Collinsia parviflora Elmer I. Applegate 1929-6-20 5775 Shasta Mt. Lassen Trail above Drakesbad, near east base of Mt. Lassen. Comment
  UCR136620  Collinsia torreyi F. W. Peirson 1932-7-12 10209 Shasta 1000-lake Basin [Thousand Lakes Valley], southward from Burney 2012 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
  SD46683  Collinsia torreyi E. K. Balls, L. W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen 1341 Comment
  RSA704790  Collinsia torreyi var. latifolia F. W. Peirson 1932-7-9 10295 Shasta Burney Springs, 1433 Comment
  RSA79464  Collinsia torreyi var. latifolia F. W. Peirson 1932-7-9 10295 Shasta Burney Spring. 1433 Comment
  POM279762  Collomia grandiflora Lyman Benson 1930-7-18 2215 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  UC1299533  Collomia heterophylla Freed W. Hoffman 1948-7-3 2470 Shasta on Hwy 299 23.6 mi ne Redding; Little Cow Creek Comment
  UC879762  Collomia heterophylla A. A. Heller 1916-6-24 12443 Shasta between McCloud River and Sacramento River (gravelly places along hwy grade) Comment
  UC932086  Collomia heterophylla Helen G. Bird 1948-5-8 19 Shasta on Hwy 99 15 mi n Shasta Dam; east bank of Sacramento River 304 Comment
  RSA275288  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest; along Clear Creek. 915 Comment
  SEINET3860940  Collomia larsenii Leigh A. Johnson 2005-7-27 05 -209 Shasta Between loop road of lookout and the road to the lookout, SW side of mtn.; 0 2197 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
  CHSC61108  Collomia linearis Vernon H. Oswald; Lowell Ahart 1993-7-27 5707 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.2 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. 1950 Comment
  SBBG21889  Collomia linearis D. Myrick 1964-7-24 941 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  UCSB15831  Collomia linearis Breedlove, Dennis 1962-6-11 Shasta State Highway 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  JEPS101623  Collomia tinctoria Dean W. Taylor 1993-6-15 13615 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  JEPS28552  Collomia tinctoria George W. Gillett 1957-7-9 683 Shasta confluence of Hat Creek and Lost Creek n Park (about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC180410  Comandra umbellata subsp. californica Elmer I. Applegate 1929-6-18 5755 Shasta Pollock, Sacramento River, 20 miles above Redding Comment
  HSC85684  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1982-5-8 10372 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  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
  JEPS11705  Cordylanthus tenuis subsp. viscidus F. W. Pennell 1940-7-19 26189 Shasta n Lamoine (along Shotgun Creek); Shotgun Creek 518 Comment
  JEPS57392  Cordylanthus tenuis subsp. viscidus L. R. Heckard and T. I. Chuang 1968-7-2 1966 Shasta 7 mi n La Moine (along w side of Sacramento River); Sacramento River 457 Comment
  RSA537677  Cordylanthus tenuis subsp. viscidus L. R. Heckard, Peter Rubtzoff 1971-8-3 2700 Shasta Along U.S. Highway 89, 0.25 mile west of the Dana road junction. 1220 Comment
  UC1122773  Cornus glabrata P. L. Johannsen 1932-5-26 88 Shasta Redding Quad., McCloud R. 243 Comment
  UC875869  Cornus glabrata Alice Eastwood 1912-7-1 809 Shasta Burney Falls Comment
  RSA201337A  Cornus nuttallii J. T. Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola. Comment
  RSA397464  Cornus nuttallii Christopher Davidson 1973-5-24 2105 Shasta Near campgbround on Hwy 299, near Hatchet Cr., W of Burney. Comment
  CAS-BOT-BC212041  Cornus nuttallii John Thomas Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola, near Lassen Volcanic National Park Comment
  SEINET10739248  Cornus sessilis Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 854 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
  RSA647847  Corydalis caseana James Buel 1957-7-21 180 Shasta Warner Valley, Lassen National Park. Comment
  CAS-BOT-BC401852  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC180180  Corylus cornuta subsp. californica Julie Kierstead Nelson 2006-5-10 2006 -006 Shasta Brwons Creek & Chanchellula Creek confluence, Forest Road 1, 1 mile SW of Deerlick Springs 975 Comment
  CHSC115559  Crataegus castlegarensis Lowell Ahart; John Dittes 2015-7-15 20357 Shasta South side of Fall River, on the north side of County Road A19, 3.8 miles west of McArthur, Fall River Valley. 1006 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
  CDA10991  Crataegus douglasii G. F. Hrusa 1991-6-27 8483 Shasta Pit River Drainage; along Hat Creek immediately below Hat Creek Powerhouse #2. Comment
  HSC48875  Crataegus suksdorfii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9883 Shasta 0.9 mi. N of bridge over Brown's Creek 610 Comment
  UCD37452  Crepis acuminata Beecher Crampton 1960-6-16 5652 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  SD104407  Crepis capillaris Reid Moran 1978-6-25 26096 Shasta In open woods west of Little Roaring Creek. 725 Comment
  UC895283  Crepis intermedia C. L. Hitchcock 1940-5-24 6543 Shasta on creek ca 20 mi w Fal River Mills; Hat Creek Comment
  CDA33444  Crepis occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  CAS-BOT-BC290737  Crepis occidentalis subsp. conjuncta Alice Eastwood 1912-6-30 769 Shasta Goose Valley Comment
  POM356334  Crepis occidentalis subsp. pumila Christopher Davidson 1973-5-26 2154 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Cr. 976 Comment
  RSA216792  Cryptantha crinita Robert F. Hoover 1968-5-28 11121 Shasta Clough Creek at Old Alturas Road. Comment
  RSA669991  Cryptantha crinita M. S. Baker 1900-4-29 s.n. Shasta Bed of Stillwater Creek Comment
  UC196669  Cryptantha crinita Franklin P. Nutting Shasta Stillwater Comment
  UC725867  Cryptantha intermedia A. A. Heller 1942-5-3 Shasta 5.5 mi w Ono (on the Sunnyhill mine road) Comment
  HSC64013  Cryptantha intermedia var. hendersonii J. P. Smith, J. O. Sawyer 1975-6-23 8302 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  JEPS28507  Cryptantha simulans George W. Gillett 1957-7-1 623 -B Shasta n of Noble Pass (old Emigrant Trail); Lassen Volcanic National Park 1877 Comment
  CDA40503  Cryptantha torreyana T. C. Fuller 1963-7-15 10876 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  CAS-BOT-BC85641  Cupressus bakeri W. W. Wagener; G. A. Zentmyer 1938-7-9 9433 Shasta Burney Srpings 1463 Comment
  SEINET10530988  Cupressus lawsoniana John G. Lemmon 1879-7-12 Lemmon 104 Shasta Mt. Shasta Comment
  RSA176227  Cupressus macnabiana C. O. Stone 2 Shasta Ca. 1 mile south of town of Round Mountain, ca. 5 miles SE of Little Round Mountain Look-Out, near the Melton Ranch 756 Comment
  UC1086211  Cupressus macnabiana C. McMillan 1950-8-23 1579 Shasta e Whiskeytown Comment
  NY16697  Cupressus macnabiana E. I. Applegate 1932-4-14 7057 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
  NY16703  Cupressus macnabiana J. R. Griffin 1963-2-16 709- 719 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
  SEINET10531458  Cupressus macnabiana Carl B. Wolf, E. R. Johnson 1934-10-6 Wolf 2126 Shasta Above Clear Creek 1 mi from Whiskeytown on road to Redding. Upper sonoran:- Quercus Wislizenii, Pinus attenuata. Sun. Sterile white rocky soil. 305 Comment
  SEINET10966024  Cupressus macnabiana Elmer I. Applegate 1932-4-14 Applegate 7057 Shasta Whiskeytown Comment
  POM182430  Cuscuta cephalanthi Milo S. Baker 1899-8-15 s.n. Shasta Fall River Lake Comment
  CHSC63019  Cymopterus terebinthinus var. californicus Vernon H. Oswald; Lowell Ahart 1994-4-27 6153 Shasta Waters Gulch Trail 0.9 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  JEPS89928  Cymopterus terebinthinus var. californicus Dean W. Taylor 1992-6-17 12788 Shasta Little Shoeinhorse Mt. (Squaw Creek watershed) Shasta Lake Region, Shoeinhorse 7 1/2 Quad., Little Shoeinho 1600 Comment
  JEPS89929  Cymopterus terebinthinus var. californicus Dean W. Taylor 1992-4-19 12600 Shasta 0.5 mi. e. Squaw Creek Fire Control station (along Forest Rd. 27); Shasta Lake Region, Squaw Creek canyon 533 Comment
  HSC103633  Cymopterus terebinthinus var. californicus Thomas W. Nelson, Jane Nelson 1982-5-15 6884 Shasta Along Lewiston Turnpike, 4 mi. from junction with State Route 299. 671 Comment
  UC838602  Cyperus strigosus L. E. Smith July 1912 Shasta Kennet Comment
  CHSC85464  Cystopteris fragilis G. F. Hrusa 1996-5-2 12867 Shasta Lassen National Forest. Cliffs, approx. 1/2 mile S of Old Station Trailer Park. Along Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1460 Comment
  JEPS128475  Cystopteris fragilis Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -023 Shasta Near summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  UC62646  Cystopteris fragilis Baker and Nutting 1894-5-26 Shasta Goose Valley Comment
  CDA36833  Dactylis glomerata CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CAS-BOT-BC189856  Danthonia californica Alice Eastwood 1912-6-29 914 Shasta Goose Valley. Comment
  UC1558210  Danthonia californica var. americana Harold and Virginia Bailey 1948-8-27 2875 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  POM365005  Danthonia unispicata Christopher Davidson 1975-6-4 2644 Shasta Hwy 89, 10 mi No. of junction with Hwy 299. 915 Comment
  JEPS105158  Darlingtonia californica Dean W. Taylor 1993-7-9 13838 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1767 Comment
  RSA624400  Darlingtonia californica Louis C. Wheeler 1952-9-22 6953 Shasta Castle Crag, south side 762 Comment
  CAS-BOT-BC420657  Darmera peltata William A. Dayton 1913-6-29 332 Shasta On banks of north fork of Swift Creek 792 Comment
  CHSC37526  Datisca glomerata M. S. Taylor 1982-10-20 5169 Shasta Buckhorn summit, n side of Hwy 299, ca. 20 ft e of rd to Paradise Peak, ca. 20 air mi w of Redding. 975 Comment
  HSC68031  Datisca glomerata J. P. Smith, Steve Selva 1970-8-9 4589 Shasta French Gulch Campground 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
  UCD96599  Delphinium G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7778 Shasta 0.3 mile SW of McCloud Bridge. 335 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
  HSC47071  Delphinium nudicaule Stephen Plant 1978-5-13 248 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  POM260191  Delphinium nudicaule C. L. Hitchcock 1940-5-23 6514 Shasta ca. 1/4 mile south of Burney Falls. Comment
  UC1229847  Delphinium nudicaule Jean Langenheim 1957-5-18 4339 Shasta along creek 2 1/2 mi s Castella (e side of canyon); Sacramento River Canyon, Sweetbrier Creek (Sweetbrier) 609 Comment
  CAS-BOT-BC9841  Delphinium nudicaule Gary Schoolcraft 1985-5-15 1387 Shasta Near Cinder Cone 1097 Comment
  CAS-BOT-BC465581  Delphinium nuttallianum Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -022 Shasta Summit of Tombstone Mountain, eastern Klamath Range, E of I-5 1666 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
  JEPS128433  Delphinium nuttallianum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -022 Shasta Summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  CAS-BOT-BC116135  Delphinium nuttallianum W. B. Cooke 1938-7-1 11156 Shasta near Wagon Camp...locally common at the lower end of the Wagon Camp meadow 1737 Comment
  CAS-BOT-BC116140  Delphinium nuttallianum George Wilson Gillett 1957-7-1 620 Shasta Old emigrant trail north of Noble Pass 1877 Comment
  HSC36247  Delphinium nuttallianum John Rehling 1975-5-15 80 Shasta Margins of Old Cow Creek, 3 mi. from town of Whitmore Comment
  HSC46994  Delphinium patens Mark Flippo 1978-5-13 65 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC122001  Delphinium variegatum subsp. variegatum C. L. Hitchcock 1940-5-17 6453 Shasta 3 miles east of Redding 152 Comment
  SEINET10620877 Image available Dendromecon herbacea H. E. Brown 1897-5-15 Brown 271 Shasta Collected near Pit River Ferry. 213 Comment
  HSC85749  Dendromecon rigida J. P. Smith, J. O. Sawyer 1982-5-8 10381 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  UC72733  Dendromecon rigida Milo S. Baker 1900-5-3 Shasta near Afterthought Mine Comment
  UCD61240  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta Near the margin of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CAS-BOT-BC192455  Deschampsia cespitosa subsp. cespitosa Hans Leschke 1960-8-5 1688 Shasta Big Bear Lake, Lassen Volcanic National Park 2042 Comment
  SEINET4566865  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding Comment
  JEPS118114  Dianthus deltoides subsp. deltoides Dean Wm. Taylor, Tom Engstrom 2005-6-3 19335 Shasta southerly edge of Haynes Flat (ca 3 air miles W of Burney) 996 Comment
  SJSU556  Dicentra formosa G. Witherspoon 1940-6-29 2159 Shasta near SW entrance station, Lassen Volcanic National Park 2042 Comment
  UC1036319  Dicentra formosa George W. Gillett 1952-8-11 174 Shasta 1 mi below Bumpas Hell (trail from Bumpas Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  HSC8360  Dicentra formosa J. F. Knezevich 1967-6-3 185 Shasta Shasta National Forest Campground just outside the boundaries of Castle Crags State Park, Castle Creek Comment
  CAS-BOT-BC402462  Dicentra formosa subsp. formosa John Thomas Howell 1927-4-8 2315 Shasta Canon [Canyon] below Potter Creek Cave and just to south of Potter Creek Comment
  JEPS100740  Dicentra pauciflora Dean W. Taylor 1988-6-24 8996 B Shasta summit of peak Big Bend 15' Quadrangle (677B)Pit River watershed, Grizzly P 1905 Comment
  SEINET11696155  Dichanthelium acuminatum subsp. fasciculatum Unknown 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  UCR141669  Dichanthelium acuminatum subsp. thermale Beecher Crampton 1964-8-26 7169 a Shasta Lassen National Park, Head of Little Hote Springs Valley, below Pilot Pinnacle 2470 Comment
  UCR141670  Dichanthelium acuminatum subsp. thermale Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works 2134 Comment
  SEINET242420 Image available Dichanthelium oligosanthes subsp. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta 3 miles south of Dunsmuir, along the Sacramento River. Along Railroad Comment
  CHSC4030  Dichelostemma capitatum subsp. capitatum Sadie Gualtieri 1967-3-17 Shasta Collected: Highway 44 out of Redding, S. at Deschuttes Rd., 2 or so miles to Belmont Drive to end of st. Comment
  RSA367512  Dichelostemma capitatum subsp. capitatum Ed Wilson 1970-5-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mtn, W of the McCloud River arm of Shasta Lake 366 Comment
  CHSC2513  Dichelostemma ida-maia W. Fitzwater 1958-4-5 Shasta Mount Shasta City, Shasta Co. 762 Comment
  UC1133929  Dichelostemma ida-maia C. J. Kraebel 1934-5-5 20 Shasta North Fork Squaw Creek Redding Quad., Kennett Area 1219 Comment
  CAS-BOT-BC502186  Dichelostemma ida-maia Scupham 1877-5-1 s.n. Shasta McCloud river Comment
  RSA304266  Dichelostemma ida-maia James R. Shevock 1971-5-29 1122 Shasta Whiskeytown Lake. 457 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
  CAS-BOT-BC502652  Dichelostemma multiflorum Barbara T. Keller 1974-5-9 1347 Shasta 2 miles south of Shingletown on Wilson Hill Road, Oak Woodland Comment
  CAS-BOT-BC290986  Dieteria canescens var. shastensis Lewis S. Rose 1945-9-6 45259 Shasta Lassen Volcanic National Park. Manzanita Creek 2042 Comment
  JEPS19972  Dieteria canescens var. shastensis W. L. Jepson 1914-8-11 5776 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  HSC39863  Digitaria sanguinalis J. P. Smith, Steve Selva 1970-8-9 4594 Shasta French Gulch Campground Comment
  CHSC89309  Diodia virginiana E. Finley 2003-10-2 Shasta At 6395 Leonard, Redding. Comment
  UCR159968  Diodia virginiana E. Finley 2003-10-2 s.n. Shasta 6395 Leonard, Redding 147 Comment
  CAS-BOT-BC153642  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station. Vicinity of Summit Lake 2011 Comment
  CAS-BOT-BC153297  Diplacus kelloggii Mrs. D. B. McAllister 1918-4-29 s.n. Shasta [Ydalpom] Ydaloom Comment
  CHSC57231  Diplacus layneae David M. Thompson 1988-6-6 935 Shasta 6 air mi NE of Burney Mt. lookout. 7.3 mi S of Hwy 299 jct along Hwy 89; 0.2 mi S of Lassen National Forest boundary sign, W side of Hwy. 1036 Comment
  CHSC88769  Diplacus layneae R. Fischer 2004-7-7 284 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on upper Spatter Cone Trail. 1051 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-BC153445  Diplacus layneae Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and [Dunsmuire] Dunsmuir Comment
  SD46686  Diplacus layneae E. K. Balls, L. W. Lenz 1956-6-18 21811 Shasta crossroads about Burney Falls (jct. State Hwy. 89 and U.S. Hwy. 299) 1006 Comment
  CHSC49011  Diplacus torreyi Vernon Oswald 1986-6-27 2169 Shasta Dirt road to Grace Lake, 0.4 mi e of Shingletown-Manton Rd. 1036 Comment
  SEINET3285081 Image available Diplacus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-10 14927 Shasta Southern Cascade Range; KOA campground on the south side of CA-44, 4.0 miles east of Shingletown. 1098 Comment
  CAS-BOT-BC151262  Diplacus torreyi Alice Eastwood 1912-8-22 s.n. Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC151324  Diplacus tricolor Alice Eastwood; John Thomas Howell 1940-6-11 7956 Shasta Near McArthur Comment
  SEINET3218829 Image available Disporum hookeri var. trachyandrum C. W. Sharsmith 1966-6-18 7459 Shasta Southeastern Shasta County. Comment
  UC1036251  Dodecatheon alpinum George W. Gillett 1952-7-14 71 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 2026 Comment
  UC54426  Dodecatheon alpinum H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4301 Shasta Soupan Springs Mount Lassen, Soupan Springs 2438 Comment
  CHSC4027  Dodecatheon hendersonii Sadie Gualtieri 1967-3-10 Shasta Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, to end of st. on W. slope. Comment
  HSC17886  Dodecatheon hendersonii L. T. Gault 1964-3-30 50 Shasta Adjacent to Whiskeytown Lake Comment
  HSC85942  Dodecatheon hendersonii Susan Carter, Eric May, Sarah McNaull 1987-3-28 70 Shasta E slope N of Basin Gulch Campground Comment
  CAS-BOT-BC428041  Downingia bacigalupii Julie Kierstead Nelson 2014-6-3 2014 -069 Shasta 1 mile west of Tedoc Gap; Post Creek Rd. 28N36, 0.7 mile from intersection with Forest Road 29N45, ca. 42 miles west of Red Bluff. 1359 Comment
  UC1243949  Downingia bacigalupii Beecher Crampton 1958-8-13 5086 Shasta 9 mi n Burney (n end of Goose Valley); Goose Valley Comment
  OBI48684  Downingia bicornuta Lewis S. Rose 1940-6-10 40487 Shasta Hatchet Mt, 8 mi W of Burney 1311 Comment
  CHSC84112  Downingia cuspidata Lowell Ahart; John Dittes 2003-5-12 10142 Shasta In a vernal pool, pasture field, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS14490  Downingia cuspidata J. W. Blankinship 1911-5-12 Shasta Olinda Comment
  SEINET7063010  Downingia cuspidata A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. UTM Zone 10, 559140mE, 4490505mN. (WGS84/NAD83). 175 Comment
  UC596038  Downingia cuspidata R. F. Hoover 1936-5-22 1204 Shasta 3 mi e Redding 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
  UCR268860  Downingia montana Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31416 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  UCD80190  Downingia ornatissima var. ornatissima CNPS SN Foothill Team 2006-5-9 SNFN 0365 c Shasta Shasta Land Trust Easement, located in a vernal pool area SW of and across from Swede Creek, Swede Creek Plains area of the Hathaway Ranch. 268 Comment
  CAS-BOT-BC41962  Draba albertina George W. Gillett 1957-7-3 639 Shasta Lassen Volcanic National Park. Badger Flat. 1905 Comment
  JEPS8314  Draba aureola George W. Gillett 1953-7-16 279 Shasta 400 feet below summit Lassen Peak Lassen Volcanic National Park, below summit Lassen Peak 3048 Comment
  JEPS109864  Drosera anglica Dean W. Taylor 2007-5-18 20118 Shasta Kosk Creek, unnamed pond in unnamed tributary (vicinity of Lofton placename on USGS map) 603 Comment
  UC1543855  Drymocallis pseudorupestris var. saxicola Harold and Virginia Bailey 1948-8-27 2949 c Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park 2590 Comment
  HSC39641  Dudleya cymosa J. P. Smith, J. O. Sawyer 1976-5-9 8716 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  CHSC114409  Dysphania botrys Don Lepley 2014-9-3 Shasta Lassen National Forest; Hat Creek Ranger District. Large pullout on west side of Highway 44 near bottom of Hat Creek Rim. 1719 Comment
  CHSC8771  Egeria densa S. Chulasmai 1960-4-30 23 Shasta Locality: Hat Creek River. Comment
  CDA1631  Egeria densa J. R. Keck Jr. 1976-11-19 Shasta Riverside Drive area, Redding. Recreational lagoon of the Sacramento River 0 Comment
  CHSC112693  Elatine californica Lowell Ahart; John Dittes 2013-6-9 18779 Shasta Bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  UCD49717  Eleocharis bella B. Crampton 1956-8-20 3785 Shasta Dome Creek, junction with the Sacramento River at Castle Crag, Shasta County. 640 Comment
  CHSC93203  Eleocharis coloradoensis R. Fischer 2005-7-18 520 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On the mud bar of one of the islands ringing the outer boundaries of Horr Pond. Located at the eastern end of the island chain and at the water's edge. 1007 Comment
  CAS-BOT-BC113147  Eleocharis palustris George Wilson Gillett 1957-8-4 977 Shasta Manzanita Lake area, on margin of Lily Pond. 1783 Comment
  JEPS104100  Eleocharis quinqueflora Lowell Ahart 2003-5-22 10198 Shasta Meadow, 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
  UC1149901  Eleocharis quinqueflora Harold and Virginia Bailey 1948-8-27 2931 b Shasta Kings Creek meadow near picnic grounds Lassen Volcanic National Park 2164 Comment
  HSC99959  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-15 13213 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  UCD123129  Elymus elymoides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7384 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC206578  Elymus glaucus subsp. glaucus Hans Leschke 1960-8-8 1733 Shasta Near the Ski Hut - Lassen Volcanic National Park 2026 Comment
  CHSC89779  Elytrigia pontica subsp. pontica R. Fischer; J. Marr 2004-8-14 434 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, between Horr Pond and Big Lake. At edge of mdw. 1010 Comment
  CHSC96305  Epilobium ciliatum subsp. ciliatum R. Fischer 2006-7-25 883 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected at the waterline and within the water at Ja-She Springs. 1007 Comment
  CHSC34354  Epilobium densiflorum J. D. Prouty 1981-7-20 1248 Shasta Meadow, ca. 9 mi n of McArthur. 1051 Comment
  CHSC93002  Epilobium densiflorum R. Fischer 2005-7-18 536 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At edge of drainage ditch just east of the old ranger station at western end of park (Bowman's Ditch). 1008 Comment
  JEPS38205  Epilobium densiflorum J. W. Blankinship 1910-7-11 Shasta Old Shasta Comment
  HSC85754  Epilobium foliosum J. P. Smith, J. O. Sawyer 1982-5-9 10391 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  JEPS89979  Epilobium hornemannii subsp. hornemannii Dean W. Taylor 1992-5-28 12673 Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  UC1036281  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta above hwy near hot springs; Lassen Volcanic National Park, Vicinity of Sulphur Works 2118 Comment
  JEPS87712  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta 5.4 mi. w. Castle Crags State Park-Shasta Nat'l Forest boundary (Forest Rd. 25) 1234 Comment
  CHSC84091  Epilobium pallidum Lowell Ahart; John Dittes 2003-5-22 10188 Shasta Bottom of a wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC144357  Epilobium pallidum A. A. Heller 1905-5-30 7906 Shasta near Redding; ; near Redding, Shasta Co. Comment
  SEINET8389470  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta about two miles northeast of Redding, Shasta County. Comment
  JEPS128717  Epilobium torreyi Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21408 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC1543848  Epilobium torreyi Harold and Virginia Bailey 1948-8-27 2951 a Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  RSA166317  Epilobium torreyi D. M. Moore 1960-6-5 133 Shasta NE of Redding, 1.2 miles along US 299 from jct with US 99. Comment
  UCD138939  Epipactis gigantea William Moon 1960-7-28 s.n. Shasta 4.7 miles south of Castle Crags State Park entrance, along the Sacramento River. 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
  JEPS104931  Equisetum hyemale subsp. affine Dean W. Taylor 1993-6-2 13540 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CAS-BOT-BC57199  Equisetum hyemale subsp. affine W. B. C. 1940-8-8 15423 Shasta in the woods around the outlet of the big Squaw Valley Creek spring 1463 Comment
  CAS-BOT-BC57202  Equisetum hyemale subsp. affine William A. Dayton 1913-7-1 385 Shasta Shasta National Forest, along the Northfork of Swift Creek 731 Comment
  UCD63094  Eragrostis curvula Beecher Crampton 1969-6-19 8485 Shasta 5 miles south of Pollard Flat, Interstate Highway. 5 Southbound. 365 Comment
  CDA19800  Eragrostis curvula E. Finley 2001-11-7 PDR 1140315 Shasta Northern California; Airport Rd on-ramp to Hwy 44 E. 0 Comment
  CAS-BOT-BC286683  Ericameria bloomeri M. S. Jussel 1931-9-7 s.n. Shasta Bumpas Hell Trail, Mt. Lassen 2133 Comment
  CAS-BOT-BC287479  Ericameria greenei George W. Gillett 1957-8-10 1022 Shasta Lassen Volcanic National Park. Saddle between Ski Heil and Pilot Pinnacle Comment
  UC1576750  Ericameria greenei Dean Wm. Taylor with Roy Buck 1988-8-8 10031 Shasta Red Mountain Pit River Watershed, , Big Bend Quadrangle (non-forested ridgetop, Big Bend 15 ft Quadrangle [680A]) 1737 Comment
  CAS-BOT-BC299446  Ericameria nauseosa var. speciosa George W. Gillett 1957-9-11 1140 Shasta Chaos Jumbles between Table Mountain and highway, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC299452  Ericameria nauseosa var. speciosa Ynez Winblad 1934-10-6 s.n. Shasta Near Fall River Mills Comment
  UC1119832  Ericameria nauseosa var. speciosa A. E. Wieslander, A. Lewis 1933-10-11 342 Shasta Head of Sawpit Gulch; Weaverville 1066 Comment
  CHSC30227  Ericameria ophitidis M. S. Taylor 1980-8-14 3244 Shasta Ridge, ca. 50 ft n of 28N68, 0.1 mi e of its jct with 29N28 at Brushy Mt. 1524 Comment
  JEPS89686  Erigeron annuus Dean W. Taylor 1992-5-28 12682 Shasta Modoc Plateau, Fall River Valley, on the far eastern shore of Big Lake Big Lake; Modoc Plateau, Fall River Valley, Big Lake 1005 Comment
  JEPS28784  Erigeron glacialis var. glacialis George W. Gillett 1957-8-17 1084 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  JEPS3732  Erigeron glacialis var. glacialis George Gillett 1952-8-11 172 Shasta on trail to Kings Creek 2 mi below Bumpas Hell; Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC300700  Erigeron glacialis var. glacialis Alice Eastwood 1912-8-22 1829 Shasta Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  CHSC88776  Erigeron inornatus var. inornatus R. Fischer 2004-7-3 291 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near junction Juniper Trail and Fishawk Trail. 1036 Comment
  SEINET8463940 Image available Erigeron inornatus var. inornatus D. W. Taylor 1996-8-10 15887 Shasta Tamarack Lake, Trinity Mountains, on ridge East and above the lake Comment
  UC1553593  Erigeron petrophilus var. viscidulus E. Dean 1988-7-11 111 Shasta exposed rocks on w side Castle Dome; Castle Crags 1493 Comment
  CAS-BOT-BC224130  Eriodictyon californicum Alice Eastwood 1912-7-25 1422 Shasta Pitt to Baird Comment
  HSC84178  Eriodictyon californicum J. P. Smith, Thomas W. Nelson 1982-5-15 10435 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  JEPS33  Eriodictyon californicum J. W. Blankinship 1911-5-8 Shasta Redding Comment
  UCD119285  Eriodictyon californicum K. M. Meyer; A. Townesmith 2007-8-4 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  SEINET5495497  Eriodictyon californicum R. Halse 1976-6-13 1398 Shasta Lassen National Forest, along State HWY 89, 10.3 miles southeast of its junction with State HWY 299. 1006 Comment
  CAS-BOT-BC376359  Eriogonum Greg de Nevers 2001-7-25 12617 Shasta Ahjumawi State Park. 914 Comment
  CAS-BOT-BC242526  Eriogonum congdonii Dean Wm. Taylor 1988-8-11 10033 Shasta Pit River Watershed. Saddle at 0.8 mi S of Grizzly Peak at head of Devils Canyon Creek, along Forest Road 39N06, on divide at head of Deer Creek 1691 Comment
  POM117134  Eriogonum marifolium Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  POM180986  Eriogonum marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2591 Comment
  RSA65115  Eriogonum marifolium F. W. Peirson 1932-7-13 10140 Shasta Thousand-Lake region 1951 Comment
  UC1543742  Eriogonum marifolium Harold and Virginia Bailey 1948-8-27 2947 c Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC263323  Eriogonum marifolium var. marifolium A. H. Kramer 1930-8-22 25 Shasta Prospect Pk., Lassen National Park Comment
  CHSC60377  Eriogonum marifolium var. marifolium Mary Ann Showers 1992-6-27 2604 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CAS-BOT-BC263324  Eriogonum marifolium var. marifolium Hans Leschke 1958-10-1 1578 Shasta Lassen Volcanic National Park. Crescent Crater rim 2560 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
  OBI76933  Eriogonum nudum var. pubiflorum Anthony Baniaga 2011-7-11 446 Shasta Lassen Natl forest. Baker Lake Vicinity, along "A" spur. Old Station quad T32N R5E sec 11 SE of NE 1594 Comment
  UC727134  Eriogonum nudum var. pubiflorum A. A. Heller 1941-8-11 16282 Shasta near head of Little Hot Spring Valley; Lassen Volcanic National Park Comment
  CAS-BOT-BC272456  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-8-22 36378 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  CAS-BOT-BC266845  Eriogonum ovalifolium var. nivale George W. Gillett 1957-8-15 1074 Shasta Crescent Crater, Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC252950  Eriogonum pyrolifolium var. pyrolifolium Lewis S. Rose 1945-9-4 45236 Shasta Summit Lassen Peak Highway, Lassen Volcanic National Park 2590 Comment
  CAS-BOT-BC271961  Eriogonum sphaerocephalum var. halimioides Mrs. A. H. Rodda 1932-7-1 s.n. Shasta Macarthur [McArthur] Comment
  CAS-BOT-BC262752  Eriogonum strictum var. anserinum Alice Eastwood; John Thomas Howell 1940-6-11 7919 Shasta Near Fall River Mills Comment
  CAS-BOT-BC267516  Eriogonum umbellatum Milo S. Baker 1926-7-17 60 b Shasta Summit of Rocky Pt of S Fork Mt. 1798 Comment
  CAS-BOT-BC267522  Eriogonum umbellatum A. A. Heller 1905-5-26 7870 Shasta A the river bridge near Redding Comment
  UC912722  Eriogonum umbellatum var. dumosum C. L. Hitchcock 1940-5-26 6620 Shasta lava beds ca. 12 mi n Fall River Mills 1371 Comment
  JEPS100707  Eriogonum umbellatum var. humistratum Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4064 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Pk, 2438 Comment
  CHSC89713  Eriogonum umbellatum var. nevadense R. Fischer; J. Marr 2004-5-24 401 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1036 Comment
  LA84274  Eriogonum umbellatum var. polyanthum O. H. Kappler; 1949-7-27 2005 Shasta Lassen National Park, N. slope, Mt. Lassen 1767 Comment
  RSA178625  Eriogonum umbellatum var. polyanthum A. A. Heller 1927-8-3 14444 Shasta Plentiful in gravel and sand at Pollock, on the upper Sacramento River. Comment
  JEPS28782  Eriogonum ursinum George W. Gillett 1957-8-17 1081 Shasta southwest exposure above Lake Helen (Helen Mountain); Lassen Volcanic National Park, Helen Mountain 2590 Comment
  LA84275  Eriogonum ursinum O. H. Kappler; 1949-7-27 sn Shasta Lassen National Park, N. slope, Mt. Lassen 1859 Comment
  UC912756  Eriogonum ursinum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  RSA766456  Eriogonum ursinum W. D. Baker 1930-8-16 2772 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  UC1553595  Eriogonum ursinum var. ursinum E. Dean 1988-7-13 128 Shasta w side of rd. 38N10 going n to Red Mtn. (just n of jct. w/37N72Y (where power lines cross rd.)); Pacific Crest Tr. Comment
  JEPS56140  Eriogonum vimineum W. L. Jepson 1940-7-3 20124 Shasta 3 mi s Burney Falls 1005 Comment
  JEPS84348  Eriogonum vimineum E. Dean 1988-7-8 97 Shasta w, along rd. 29N68, s side of road Regan Mdw. (0.2 mi e of jct. with 29N15); Brushy Mtn 1493 Comment
  SBBG21284  Eriogonum vimineum D. Myrick 1964-7-24 937 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  SEINET7064421  Eriogonum vimineum A. G. Vestal 1963-6-4 s.n. Shasta Along Cottonwood Creek at jct with Bowman Road [Foster Road]. (NAD83/WGS84). UTM Zone 10, 540054mE, 4471937mN. Comment
  UC912844  Eriogonum vimineum Alice Eastwood Jun 29 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  UCD101515  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Cattle Crag, banks along Sacramento River. 640 Comment
  CAS-BOT-BC264149  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta Confluence of Hat Creek and Lost Creek north of Park, about 2 miles south of Big Springs, Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC264150  Eriogonum vimineum Clarence R. Quick 1962-7-19 62 -85 Shasta Hatchet Mt. pass, Highway 299, 2-3 miles west of Burney Comment
  UC1029597  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt River bed Pitt River Comment
  UC398657  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta along upper Sacramento River at Redding Valley of the Upper Sacramento Comment
  HSC38729  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1975-6-23 8313 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UCD123160  Eriophyllum lanatum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7409 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC54087  Eriophyllum lanatum var. achilleoides H. M. Hall and E. B. Babcock Jun 1903 4250 Shasta Fall River Mills 1036 Comment
  CAS-BOT-BC301091  Eriophyllum lanatum var. achilleoides George W. Gillett 1957-8-2 968 Shasta Lassen Volcanic National Park. High road shoulder of Lassen Peak Highway 1/4-mile north of Lost Creek Bridge 1859 Comment
  POM259984  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 miles E of Burney Falls. Comment
  CAS-BOT-BC301435  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 88 Shasta 2 miles south of Hazel Creek Comment
  CAS-BOT-BC301440  Eriophyllum lanatum var. grandiflorum L. E. Smith 1913-5-2 s.n. Shasta Kennet [Kennett] Comment
  HSC28500  Eriophyllum lanatum var. grandiflorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19102 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  POM53931  Eriophyllum lanatum var. grandiflorum H. M. Hall 1903-06 4005 Shasta Pitt River Canyon Comment
  UC144326  Eriophyllum lanatum var. grandiflorum A. A. Heller 1905-5-25 7852 Shasta near Redding Comment
  UC75929  Eriophyllum lanatum var. grandiflorum Misses Jones and Alexander 1902-7-6 Shasta Bear Camp Comment
  CAS-BOT-BC301439  Eriophyllum lanatum var. grandiflorum A. A. Heller 1916-6-24 12446 Shasta Between the McCloud and Sacramento rivers Comment
  POM193502  Eriophyllum lanatum var. grandiflorum J. B. Feudge 1929-7-18 1976 Shasta La Moine 381 Comment
  CDA13546  Eryngium alismifolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13373 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC71847  Eryngium articulatum Vernon H. Oswald; Lowell Ahart 1998-9-8 9613 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  UC1087227  Eryngium articulatum Peter H. Raven and Otto T. Solbrig 1958-6-15 13232 Shasta ca. 4 mi. n.e. Redding Comment
  UCD77699  Eryngium articulatum Robert E. Preston 2002-6-22 1888 Shasta Ca. 14 mi NE of Redding, 0.8 mi E of Woodman Hill, along Hwy 299. 316 Comment
  SBBG27239  Eryngium articulatum J. T. Howell 1934-6-17 12229 Shasta Redding Comment
  HSC98032  Eryngium castrense Thomas W. Nelson 2005-5-22 9310 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  CHSC67626  Eryngium mathiasiae James D. Jokerst 1989-7-19 3141 D Shasta E side of road to Big Lake, ca. 0.66 mi N of McArthur. Comment
  CAS-BOT-BC54558  Erysimum capitatum C. L. Hitchcock 1940-5-23 6515 Shasta Ca. 0.25 mile south of Burney Falls. Comment
  CAS-BOT-BC54562  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-7-20 889 Shasta About 3 miles northeast of Manzanita Lake, Lassen Volcanic National Park. 2133 Comment
  POM95449  Erysimum capitatum var. capitatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA66164  Erysimum capitatum var. capitatum F. W. Peirson 1932-7-13 10150 Shasta Near Big Meadow, Thousand-Lake Basin. 1951 Comment
  HSC45832  Erysimum perenne Robert Wharton 1978-7-2 Shasta Snout of Whitney Glacier, Mt. Shasta 2988 Comment
  CHSC118030  Erythronium Julie Kierstead Nelson; Martin Lenz 2014-4-15 2014010 Shasta Hirz Mountain road, off Gilman Road, east of I-5, north of Shasta Lake. UTM Zone 10 526457E, 45227762N. 1019 Comment
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Mar 9 2018
  RSA28171  Erythronium californicum Elmer I. Applegate 1932-4-13 7045 Shasta 3 miles west of Begum, on Red Bluff-Redding road. Comment
  CAS-BOT-BC502827  Erythronium multiscapideum Ruth Garrecht 1922-4-3 s.n. Shasta Redding Comment
  JEPS61845  Erythronium purpurascens Joseph Grinnell 1927-6-2 Shasta road to Mt. Lassen 1767 Comment
  CAS-BOT-BC504367  Erythronium purpurascens Elmer I. Applegate 1929-6-20 5772 Shasta Upper Kings Meadow, east base of Lassen Butte Comment
  RSA63739  Erythronium purpurascens Frank W. Peirson 1926-6-23 6844 Shasta Trail to summit of Lassen Peak, Lassen National Park Comment
  JEPS123350  Erythronium shastense Len Lindstrand III 2015-3-12 21225 Shasta Low Pass Narrows, Gray Rocks. Devils Rock, 7.5' Q. Comment
  JEPS61880  Erythronium shastense C. F. Rose 1935-4-21 30 Shasta 15 mi nw Redding Comment
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Dec 8 2014
  HSC104363  Erythronium shastense Len Lindstrand III 2015-3-12 21225 Shasta Low Pass Narrows, Gray Rocks 549 Comment
  CAS-BOT-BC402839  Eschscholzia caespitosa Kevin White; Eric Gundershaug; Dave Johnson 1994-4-11 0040 Shasta 4.4 miles SW of Rainbow Cr. Rd. on Rd A16 450 Comment
  CAS-BOT-BC402840  Eschscholzia caespitosa L. E. Smith 1913-4-11 32 Shasta Pitt River Comment
  CHSC4042  Eschscholzia lobbii Sadie Gualtieri 1967-3-26 Shasta 1/5 mile W. Bear Creek on S. side hiway 44 to Lassen Park, E. from Redding. Comment
  UC765981  Eschscholzia lobbii R. F. Hoover 1936-5-21 1184 Shasta Cottonwood Comment
  CAS-BOT-BC310389  Eucephalus breweri Hans Leschke 1958-8-16 1549 Shasta Lassen Volcanic National Park. Grassy Swales 1965 Comment
  CAS-BOT-BC310393  Eucephalus breweri M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC310394  Eucephalus breweri A. H. Kramer 1936-1-1 s.n. Shasta West Prospect Pk. Comment
  CAS-BOT-BC310403  Eucephalus breweri Hans Leschke 1960-8-5 1698 b Shasta Lassen Volcanic National Park, near Silver Lake 1996 Comment
  JEPS3340  Eucephalus breweri George Gillett 1952-8-17 197 Shasta Sulphur Works, along roadside Lassen Volcanic National Park, Sulphur Works 2118 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  SFV5073  Euphorbia crenulata B. C. Templeton 1960-6-16 8504 Shasta Near Burney. Comment
  CAS-BOT-BC310656  Euthamia occidentalis Alice Eastwood 1912-7-26 1475 Shasta Pitt river bed Comment
  RSA0069371  Fallopia japonica Dean W. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 567 Comment
  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
  HSC93651  Festuca idahoensis G. Fred Hrusa, T. D. Wilfred 1996-7-22 13330 Shasta Along Hwy. 88 near intersection of FS S16. 1640 Comment
  UC1037131  Festuca idahoensis Leo Whitney 1935-6-12 3234 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UC501562  Festuca idahoensis Frank W. Peirson 1932-7-16 10268 Shasta Burney Spring 1432 Comment
  CHSC112133  Festuca roemeri var. klamathensis Dean Wm. Taylor 2012-6-18 21241 Shasta Bully Choop Mountain; saddle just east of the summit block (within Shasta County by virtue of feet). 2090 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
  UCD113260  Fragaria virginiana G. F. Hrusa; T. D. Wilfred 1996-6-11 13052 Shasta Approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley, Lassen National Forest. 1615 Comment
  CAS-BOT-BC461213  Fragaria virginiana subsp. platypetala Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CAS-BOT-BC52505  Frangula californica subsp. californica C. Hart Merriam s.n. Shasta Redding Comment
  HSC72295  Frangula californica subsp. crassifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9636 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CAS-BOT-BC53411  Frangula californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along the Sacramento River, 11 mi. So. of Dunsmuir (8/10 mi. No. of Mears Creek) 609 Comment
  SD22836  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta W. side of Sacramento River, just so. of Castle Creek 2000 Comment
  CAS-BOT-BC53853  Frangula californica subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 mi. above Redding on Pacific Highway 243 Comment
  HSC100057  Frangula californica subsp. tomentella J. P. Smith, & J. O. Sawyer 2010-5-8 12856 Shasta Along County Rd. A16. 357 Comment
  SBBG27459  Frangula californica subsp. tomentella C. B. Wolf 1934-7-7 6036 Shasta 13 mi above Redding on Pacific Hwy 243 Comment
  SD22838  Frangula californica subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 mi. above Redding on Pacific Highway 244 Comment
  CAS-BOT-BC53855  Frangula californica subsp. tomentella W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Divide Comment
  CAS-BOT-BC55645  Frangula purshiana Marian L. Campbell 1921-7-26 s.n. Shasta near Castle Crags Comment
  RSA38293  Frasera albicaulis var. nitida H. D. Ripley, R. C. Barneby 1948-7-6 9641 Shasta Castle Rock 640 Comment
  HSC47729  Fraxinus dipetala Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4000 Shasta Along forest rd. to Beegum Gorge at Zachary Gulch Comment
  JEPS120181  Fraxinus dipetala Julie Kierstead Nelson 2012-5-14 2012 -044 Shasta Upper Sacramento River canyon; Dog Creek near confluence with Sacramento River Comment
  CAS-BOT-BC217680  Fraxinus dipetala E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC223576  Fraxinus latifolia Doris K. Kildale; J. W. Gillespie 1929-6-22 8021 Shasta Salt Creek, 36 mi. south of Dunsmuir Comment
  JEPS124884 Image available Fraxinus latifolia Barbara Jost 1968-7-10 76 Shasta Collected at intersection of Hat Creek and HW 299. Comment
  UC22600  Fraxinus latifolia W. H. Brewer 1862-9-17 1438 Shasta near Camp 100 Comment
  CAS-BOT-BC504397  Fritillaria Jim Riley; N. S. Stilson 1923-4-19 s.n. Shasta Delta Comment
  JEPS100634  Fritillaria affinis Dean Wm. Taylor with Glenn L. Clifton 1991-3-14 11591 Shasta Hwy 299 at milepost SHA 5.0, between Sawpit Gulch and Trail Gulch, ca. 5 mi E of Trinity County line Klamath Range 540 Comment
  JEPS100640  Fritillaria affinis Dean W. Taylor 1992-4-16 13358 Shasta 0.5 mi E of Midway (Shingle Creek, ca. 0.2 mi W of PG&E natural gas pipeline) 670 Comment
  UC1059056  Fritillaria atropurpurea Mary W. Twight 1956-6-8 50 Shasta 2 3/4 mi up Echo Lake Trail, canyon of Middle Fork of Castle Creek Echo Lake Trail 1524 Comment
  CAS-BOT-BC504583  Fritillaria atropurpurea Alice Eastwood 1912-6-29 854 Shasta Goose Valley Comment
  CAS-BOT-BC504584  Fritillaria atropurpurea L. E. Smith 1915-5-6 s.n. Shasta Red Bluff Comment
  CHSC86261  Fritillaria eastwoodiae Martin J. Lenz 2003-4-30 1 Shasta 100 ft. +/- south of Clover Cr., 250 ft. +/- downstream from mouth of Silver Cr. UTM: Zone 10 594960E 4506480N. 988 Comment
  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
  CHSC93020  Fritillaria recurva R. Fischer 2005-4-16 579 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Fishhawk Trail. 1036 Comment
  UC1004322  Fritillaria recurva Bruce E. Palmer 1955-4-9 5 Shasta s of Ingot 304 Comment
  RSA10392  Fritillaria recurva H. A. Barker 1926-05 630 Shasta [no additional location information] Comment
  HSC71914  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5814 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  UC888734  Galium aparine C. L. Hitchcock 1940-5-24 6542 Shasta on creek ca 20 mi w Fall River Mills; Hat Creek Comment
  HSC23331  Galium aparine G. Strausbaugh 1970-5-30 92 Shasta W bank of stream, 10 ft. above where inlets to 3rd cove W of Brandy Creek Swimming Area 372 Comment
  POM260124  Galium aparine C. Leo Hitchcock 1940-5-24 6542 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SJSU3771  Galium aparine C. W. Sharsmith 1963-6-15 7073 Shasta Viola 1341 Comment
  JEPS52653  Galium bolanderi Lauramay T. Dempster 1964-7-25 4055 Shasta along Hwy 299 at 3000 ft. marker (just s of Hillcrest) 914 Comment
  JEPS6569  Galium bolanderi Rimo Bacigalupi with Robbins and Custer 1954-8-13 4806 Shasta about 1 1/2 mi above and se Shasta Dam (along road to dam) 304 Comment
  RSA768310  Galium bolanderi Justin M. Wood 2010-9-2 2531 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  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
  JEPS28584  Galium grayanum George W. Gillett 1957-7-12 733 Shasta rocky outcrops on e slope Crescent Crater; Lassen Volcanic National Park 2286 Comment
  UC1561089  Galium grayanum Dean W. Taylor 1988-6-24 8996 Shasta summit of peak Big Bend 15' Quadrangle (677B)Pit River watershed, Grizzly P 1905 Comment
  UCD121769  Galium grayanum John Thomas Howell 1960-8-19 36178 Shasta Summit ridge, Brokeoff Mountain. 2743 Comment
  SEINET7040281  Galium parisiense A. G. Vestal 1963-6-4 s. n. Shasta In Art. Chaparral south of Redding,east side of the Sacramento River. Enterprise Quadrangle UTM Zone 10, 554289mE, 4486128mN. Comment
  JEPS25558  Galium triflorum Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7181 Shasta along permanent rill from spring USGS Bollibokka Quadrangle, canyon of Low Pass Creek (drainage of Squaw Creek, which flows into Pit River arm of Shasta Lake) 457 Comment
  HSC72282  Garrya congdonii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9631 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UCR118169  Garrya elliptica R. J. Rodin 1971-8-20 8590 Shasta Shasta-Trinity National Forest, Slate Creek, 22 miles north of Redding on Hwy 99 (US 5), just north of Shasta Lake near Lamoine 1400 Comment
  JEPS74015  Gastridium ventricosum Virginia E. Long 1931-5-22 71 a Shasta about 3 mi w of Pacific highway between Anderson and Redding, plateau region on mountain top n Olinda (Happy Valley, Steward Ranch) Comment
  CDA13510  Gayophytum heterozygum G. F. Hrusa, T. D. Wilfred 1996-7-22 13336 Shasta Lassen National Forest; About 4-5 miles S of Old Station. Comment
  UC1543846  Gayophytum ramosissimum Harold and Virginia Bailey 1948-8-25 2977 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS111041  Genista monspessulana J. K. Nelson 2001-5-3 2001 -1 Shasta Gilman Road, McCloud Arm of Shasta Lake; turnoff to Pine Pt. campground. 365 Comment
  UC35444  Gentiana newberryi Jos. K. Moffitt Aug 1886 Shasta near Tahoe; Fallen Leaf Lake Comment
  CHSC71875  Geranium bicknellii Vernon H. Oswald; Lowell Ahart 1998-9-8 9566 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  CHSC88800  Geum macrophyllum R. Fischer 2004-7-3 305 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at edge of mdw. at n. end of Big Lake, western shore. 1008 Comment
  UC12256  Geum macrophyllum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC459349  Geum pentapetalum Frederick W. Coe, M. D. 1952-7-19 s.n. Shasta Ahjumawi State Park 914 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
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Sep 17 2009
  HSC71147  Gilia capitata Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4473 Shasta Along rd. to Bully Choop 9 mi. from jct. with county Rd. A 16 Comment
  RSA83100  Gilia capitata Malcolm A. Nobs 1948-6-26 517 a Shasta on Highway 99 ca. 20 miles south of Dunsmuir. Outcrop by Slate Creek. 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
  RSA27061  Gilia capitata subsp. capitata C. L. Hitchcock 1940-5-20 6496 Shasta 25 miles east of Redding. Comment
  UC879903  Gilia capitata subsp. capitata L. E. Smith 1913-5-16 216 Shasta Pitt River Comment
  NY336849  Gilia glandulifera A. A. Heller 1905-5-26 7868 Shasta Near Redding Comment
  UC932012  Gilia leptalea Verne Grant, Alva Grant 1947-7-13 8020 Shasta on highway 299, 1 mi w Hatchet Creek Summut; w of Hatchet Creek summit Comment
  UC52865  Gilia tricolor subsp. diffusa M. S. Baker and F. Nutting 1894-5-20 Shasta Redding Comment
  CAS-BOT-BC283867  Glyceria borealis Hans Leschke 1959-8-2 1587 Shasta Lassen Volcanic National Park. Manzanita Lake 1784 Comment
  UC1738822  Glyceria borealis Dean W. Taylor 1988-6-22 9849 Shasta Cornaz Lake, (general vicinity of S slope Burney Mountain, Lassen National Forest) 1341 Comment
  UCD66749  Glyceria borealis P. B. Kennedy 1927-6-15 31 Shasta Pit River, Hot Creek, Looseley Pool. Comment
  SBBG26330  Glyceria declinata B. Crampton 1964-8-26 Shasta 3 mi S of Dunsmuir, Castle Crag, along the Sacramento River Comment
  UC1735828  Glyceria elata Dean W. Taylor 1999-8-13 17329 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  UC53404  Glyceria elata W. L. Jepson 1895-1 Shasta Shasta Comment
  CDA20389  Gnaphalium californicum K. Martyn 2002-5-21 PDR P 083300 Shasta Northern California; Southbound I-5 & Hwy 299E on-ramp. 0 Comment
  SEINET7067189  Gratiola ebracteata A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east on Route 44 and 0.2 miles south on Airport Road. Coordinate datum: NAD27. Comment
  RSA128292  Gratiola ebracteata Peter H. Raven, Otto T. Solbrig 1958-6-16 13233 Shasta 3 miles NE of Redding, Comment
  CAS-BOT-BC314622  Grindelia hirsutula Alice Eastwood 1912-7-26 1464 Shasta Kemet Comment
  JEPS94091  Grindelia hirsutula Vernon H. Oswald and Lowell Ahart 1998-9-8 9615 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthur-Burney Falls Memorial State Park 929 Comment
  UC1118577  Grindelia hirsutula P. L. Johannsen 1932-6-14 131 Shasta Stillwater Plains 1 mi w of Cow Creek Redding Quadrangle, Stillwater Plains 152 Comment
  CHSC68919  Grindelia nana Vernon Oswald 1997-6-28 8654 Shasta Gravel road to Rat Farm (on Big Lake) 3.0 mi north of McArthur. In meadow. 1005 Comment
  RSA77828  Hackelia californica F. W. Peirson 1932-7-11 10206 Shasta West of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC206127  Hackelia californica Milo S. Baker 1890-7-10 303 Shasta Tamarack Road, [Johnsons] Tamarack Road Comment
  UC726223  Hackelia micrantha A. A. Heller 1941-8-11 16290 Shasta e of King Creek (toward Summit Lake) Comment
  RSA115244  Hackelia nervosa George W. Gillett 1952-8-11 176 Shasta One-half mile below Bumpas Hell. Trail from Bumpas Hell to Kings Creek. 2378 Comment
  UC32437  Hackelia setosa W. C. Blasdale 1896-6-14 Shasta French Gulch 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
  JEPS84353  Harmonia stebbinsii E. Dean 1988-7-8 103 Shasta Rd. 29N28 0.1 mi s jct with 29N43 (border of Trinity and Shasta Counties); Brushy Mtn. area Comment
  CAS-BOT-BC504588  Hastingsia alba E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  HSC90062  Hastingsia serpentinicola Rudolf W. Becking 1985-8-29 850858 Shasta Callahan, Scott Mtn., Kangaroo Lake, Rockfence Lake Rd. end in streambed Comment
  SBBG19481  Helenium bigelovii J. A. Lowery -Aug-1962 24 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  JEPS87079  Helianthella californica subsp. nevadensis Julie Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta-Trinity National Forests, Shasta Lake Ranger Dist. 365 Comment
  CAS-BOT-BC314830  Helianthella californica var. shastensis Mrs. D. B. McAllister 1918-4-29 38 Shasta Ydalpom Comment
  RSA768281  Heliotropium europaeum Justin M. Wood 2010-9-1 2516 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  POM203069  Hemizonia lobbii J. T. Howell 1934-7-5 12426 Shasta 4 miles SW of Fall River Mills. Comment
  HSC67863  Hesperevax sparsiflora J. P. Smith, J. O. Sawyer 1976-5-9 8727 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  CHSC93310  Hesperochiron californicus R. Fischer 2005-4-15 565 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from the Ya-She Pond display sign area [and] in the area of camp 9. 1008 Comment
  CHSC65644  Hesperolinon micranthum L. P. Janeway 1995-7-2 4824 Shasta North side of Hwy 299 (and Little Cow Creek) 1.25 mi northeast of the Coronado Mine ruins and 1.85 mi northeast of Ingot. 371 Comment
  UC1509744  Hesperolinon micranthum C. M. Rogers 1972-7-7 13426 Shasta near Hat Creek Comment
  UC501593  Hesperolinon micranthum Frank W. Peirson 1932-7-8 10264 Shasta on the Redding-Burney Road Hill Crest Auto Camp 1005 Comment
  SEINET10460715  Heterocodon rariflorum A. Arthur Heller Heller 7910 Shasta REDDING Comment
  CHSC99689  Heuchera merriamii L. P. Janeway 2008-7-23 9452 Shasta Klamath Ranges. Trinity Mountains; top of an un-named peak overlooking the uppermost (un-named) lake of the Seven Lakes Basin; about 0.8 km west of Boulder Peak. 2067 Comment
  SBBG26978  Heuchera micrantha C. L. Hitchcock 1940-5-20 6481 Shasta 25 mi E of Redding Comment
  UC420447  Heuchera micrantha var. erubescens Lewis C. Rosenbaum 1916-6-6 Shasta Castilla Comment
  UC1736185  Heuchera micrantha var. micrantha Dean W. Taylor 1993-6-16 13676 Shasta headwaters Jerusalem Cr, ca. 1 mile S Bully Choop Mountain 1493 Comment
  CAS-BOT-BC319669  Hieracium albiflorum Alice Eastwood 1922-10-18 11527 Shasta Shasta Springs Comment
  UC1036197  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Noble Pass Lassen Volcanic National Park (ne corner of park) 1859 Comment
  RSA113766  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Lassen Volcanic National Park. Noble Pass, northeast corner of the park. 1860 Comment
  CAS-BOT-BC280775  Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta Anderson (2 mi. N. of) 131 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
  SEINET10591363  Holcus lanatus Alan A. Beetle 1941-6-30 Beetle 2843 Shasta Lassen Nat'l Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. 610 Comment
  UCD150502  Holodiscus discolor W. R. Powell 1966-6-15 1309 Shasta 2 miles southwest of Platina, western part of county. 1158 Comment
  UCD113372  Holodiscus discolor var. microphyllus Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CAS-BOT-BC150126  Holodiscus microphyllus var. glabrescens Alice Eastwood 1912-8-22 1866 Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  UC1132545  Hordeum brachyantherum subsp. brachyantherum P. L. Johannsen 1932-6-16 134 Shasta E. Valley Creek Redding Quad., E. Valley Creek Comment
  CHSC93318  Hordeum murinum subsp. leporinum R. Fischer 2005-5-21 553 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 of Big Lake. 1010 Comment
  HSC101394  Hordeum murinum subsp. leporinum J. P. Smith 2010-6-8 12894 Shasta Along Iron Mountain Road, just N of junction with Hwy. 299 230 Comment
  UC415527  Horkelia daucifolia C. C. Parry 1887-1 Shasta Shasta Comment
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Jan 13 2008
  JEPS28752  Horkelia fusca subsp. tenella George W. Gillett 1957-8-11 1035 Shasta Lassen Volcanic National Park, Hat Lake 1965 Comment
  NY436032  Horkelia pulchra C. C. Parry 1887-1 s.n. Shasta Comment
  UC1553588  Horkelia tridentata subsp. flavescens E. Dean 1988-7-8 96 Shasta w Regan Mdw. (.2 mi e of jct with 29N15); Brushy Mtn. 1493 Comment
  CDA13031  Horkelia tridentata subsp. tridentata G. F. Hrusa, T. D. Wilfred 1996-6-1 12961 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  UC75493  Horkelia tridentata subsp. tridentata Milo S. Baker 1898-7-10 342 Shasta Stalker's Comment
  CAS-BOT-BC536292  Horkelia tridentata var. tridentata Alice Eastwood 1912-6-27 639 Shasta Montgomery Creek Comment
  CAS-BOT-BC206156  Hosackia crassifolia Christopher Davidson 1973-5-28 2181 Shasta On St Hwy 299, ca. 1 mi E of Buckhorn Summit. Steep S slope near roadbank on dirt logging rd. 975 Comment
  SEINET957972  Hosackia oblongifolia H. S. Gentry 1962-1 19730 Shasta 5.5 mi. E of RT. 99, along Rt. 199 near Reading. Comment
  CHSC63564  Hosackia pinnata Vernon H. Oswald; Lowell Ahart 1994-5-6 6178 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  JEPS89782  Hulsea nana Dean W. Taylor with Ingrid Olmsted 1974-7-31 4684 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2532 Comment
  UCD67765  Hulsea nana Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in rocky and dry slopes at Lassen Peak. 3020 Comment
  CDA1434  Hydrilla verticillata G. Whipple, J. Pengelly 1988-10-23 Shasta Shea s Sand and Gravel big pond adjacent to Sacramento River; Smith Road, Redding. 0 Comment
  HSC72310  Hydrophyllum occidentale J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9616 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  UC762295  Hypericum concinnum Robert F. Hoover 1936-5-21 1186 Shasta 3 mi. n. Redding Comment
  UC1122114  Hypericum perforatum P. L. Johannsen 1932-6-4 183 Shasta Clear Creek Rd. Weaverville Quad., Clear Creek Rd. Comment
  UCR206562  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2009-6-13 14999 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  JEPS17064  Hypochaeris glabra Helen G. Bird 1948-5-8 21 Shasta 15 mi n of Shasta Dam on Highway 99; Sacramento River 304 Comment
  UCD112379  Hypochaeris glabra Christopher Mallek 2008-5-8 AC3- 11 Shasta Ash Creek. 876 Comment
  CDA36221  Hypochaeris radicata G. K. Helmkamp, E. A. Helmkamp 2009-6-13 14988 Shasta Southern Cascade Range; Wilson Hill Road, 0.7 mile south of its junction with CA Hwy 44 in Shingletown. Comment
  RSA0014264  Hypochaeris radicata Justin M. Wood 2010-9-2 2564 Shasta Northwest face of Round Mtn: +/- 1.2 mile northwest of general store (highway 299), just northwest of communication towers along road leading to the peak. 946 Comment
  CAS-BOT-BC206824  Iliamna bakeri Alma Lance Moldenke; Harold N. Moldenke 1975-8-22 30259 Shasta Shingletown Comment
  CAS-BOT-BC206823  Iliamna bakeri Tracey A. B. Slotta 1999-7-16 99 10 c Shasta McCloud Ranger District of the Shasta-Trinity National Forest, 1 mi. north of Mayfield Rd. 3, 2 mi. east of Hambone Butte Comment
  CDA13527  Ipomopsis aggregata subsp. aggregata G. F. Hrusa, T. D. Wilfred 1996-7-22 13353 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UCD67783  Ipomopsis congesta subsp. montana D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park. 2980 Comment
  RSA366797  Iris douglasiana Christopher Davidson 1975-6-4 2645 Shasta 3 mi S of Dickson Flat on Hwy 89. 1220 Comment
  SBBG1127  Iris macrosiphon H. and M. Dearing 1938-6-27 2149 Shasta N entrance to Mt Lassen Nat Park 1828 Comment
  UCSB1717  Iris purdyi Smith, Dale 1968-5-10 Shasta 3 miles west of Castle Crags State Park Comment
  CHSC2206  Iris tenuissima M. Underhill 1952-6-22 Shasta Western slope of Sierra Nevada. 1371 Comment
  RSA49110  Iris tenuissima Philip A. Munz 1949-5-18 13317 Shasta 25 miles on Highway 99, north of Project City 457 Comment
  RSA634973  Iris tenuissima Michael A. Vincent 1999-6-9 8586 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingletown. 1372 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  UCR206047  Iris tenuissima subsp. purdyiformis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14978 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown 1261 Comment
  JEPS104914  Isoetes bolanderi Dean W. Taylor 1996-8-10 15886 Shasta Tamarack Lake, Trinity Mountains, on S end of the lake Comment
Read comments
Jun 15 2007
  CAS-BOT-BC69938  Isoetes howellii R. F. Hoover 1968-5-28 11127 Shasta Clough Creek at Old Alturas Road. Comment
  UC1731155  Isoetes howellii Dean W. Taylor 1991-6-12 11896 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
  UC1609408  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1993-5-12 5395 Shasta s of Shingletown (rd to Grace Lake, 0.6 mi e of Shingletown-Manton Rd) 1645 Comment
  UC810526  Isoetes nuttallii Lewis S. Rose 1940-6-10 40488 Shasta 8 ni w Burney (Hatchet Mt); Hatchet Mt 1310 Comment
  UCD80368  Isoetes nuttallii CNPS SN Foothill Team 2006-5-15 SNFN 0305 a Shasta Shasta Land Trust Easement, in the central eastern portion of the Cow Creek Ranch, 50 m southwest of Lion's Flat Road on the ridge. 461 Comment
  JEPS60641  Isopyrum occidentale Mrs. C. F. Rose 1935-4-21 28 Shasta 15 mi nw Redding Comment
  UC1567392  Isopyrum stipitatum G. Schoolcraft 1989-4-24 1860 Shasta along Old Brown Ranch Road e Day Road 1051 Comment
  UC1594122 Image available Ivesia longibracteata Barbara Ertter 1986-6-28 6451 Shasta SW of Dunsmuir (cliffs along Castle Dome trail); Castle Crags Comment
  CHSC60454  Juncus balticus Mary Ann Showers 1992-7-19 2731 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 Comment
  CHSC89787  Juncus balticus R. Fischer; J. Marr 2004-5-24 422 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end of Big Lake, shoreline. 1008 Comment
  JEPS66693  Juncus bufonius W. L. Blankinship 1911-5-11 Shasta Olinda Comment
  SEINET10849733  Juncus dichotomus Peter F. Zika 2010-6-22 Zika 24984 Shasta NE side of Panaroma Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges (NCoRI). 130 Comment
  JEPS87123  Juncus digitatus Carol Witham May 1992 443 Shasta 3 air mi w of Shingletown (s of Highway 44) Comment
  JEPS66969  Juncus dubius W. L. Jepson 1940-7-4 20138 Shasta Montgomery Creek 640 Comment
  CHSC89691  Juncus ensifolius R. Fischer; J. Marr 2004-8-15 365 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at edge of Ya-She pond. Mdw. 1008 Comment
  RSA702147  Juncus ensifolius R. Fischer, Jenny Marr 2004-8-15 365 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Located at edge of Ya-She pond. 1009 Comment
  CHSC58532  Juncus hemiendytus var. hemiendytus Vernon H. Oswald; Lowell Ahart 1992-7-9 5093 Shasta Lassen Volcanic Park. Trail between the W end of the N arm of Horseshoe Lake and the two small, unnamed ponds to the west. 2011 Comment
  CHSC55456  Juncus leiospermus var. leiospermus Donald M. Burk 1991-5-31 Shasta Swale ca 50 ft south of the junction of Tarmac Road and Shasta View Drive, just north of Highway 44 on the east side of Redding. 176 Comment
  CHSC46602  Juncus mertensianus Vernon H. Oswald 1989-7-24 3888 Shasta Crumbaugh Lake, Lassen Volcanic Park. 2194 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
  CHSC115881  Juncus occidentalis Peter F. Zika 2012-5-15 25861 Shasta 0.3 km W of SW end of Preserve Boulevard, Enterprise, Cascade Range Foothills. 160 Comment
  CHSC118572  Juncus occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21414 Shasta Near the sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  JEPS121388  Juncus occidentalis Peter F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile S of Oasis Road Comment
  SBBG126192  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Rd, 1 rd mi S of Oasis Rd 200 Comment
  SEINET3440035 Image available Juncus occidentalis Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  UC2013403  Juncus occidentalis Peter F. Zika and Julie Nelson 2011-7-4 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, Cascade Range Foothills (CaRF). Comment
  RSA494791  Juncus orthophyllus F. W. Peirson 1932-7-13 10123 Shasta 1000-Lake Basin, (south of Burney). 1951 Comment
  UC501608  Juncus orthophyllus Frank W. Peirson 1932-7-13 10123 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  RSA729906  Juncus patens P. F. Zika 2007-6-4 23022 Shasta Ponderosa Way , Bear Creek Ridge, (Cascade Range Foothills) 870 Comment
  JEPS91261  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  JEPS99012  Juncus triformis Carol W. Witham 1994-5-29 570 Shasta S of Hwy 44 and approx. 3.0 air mi W of Shingletown 670 Comment
  SFV5049  Juniperus grandis B. C. Templeton 1960-6-16 8507 Shasta North of Lake Britton. On mountain slope. Comment
  CAS-BOT-BC56347  Kalmia microphylla subsp. microphylla Mrs. C. C. Bruce 1898-7-1 1236 Shasta Mt. Gassen Comment
  UC27399  Keckiella breviflora M. S. Baker and Frank Nutting 1894-5-20 Shasta Oak Run Comment
  SD77355  Keckiella lemmonii Francis W. Pennell 1940-7-19 26188 Shasta Rocky bank along Shotgun Creek, n. of Lamoine 518 Comment
  RSA0085358  Kelloggia galioides Jim M. Andre, Tasha La Doux, Senna Andre, 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
  SBBG27288  Kelloggia galioides C. L. Hitchcock 1940-5-26 6602 Shasta ca. 12 mi N of Fall River Mills on Fall River 1371 Comment
  UC28418  Kelloggia galioides Milo S. Baker 1893-6 Shasta Comment
  UCD123176  Kelloggia galioides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7391 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA93338  Kelloggia galioides F. W. Peirson 1932-7-14 10222 Shasta Thousand-Lake Basin. 1951 Comment
  CDA12984  Kickxia elatine G. F. Hrusa 1996-4-3 12886 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~10 m. S of Anderson. Comment
  RSA0089754  Lactuca biennis Dean Wm. Taylor 2014-7-28 21507 Shasta Rock Creek (ca. 8 air miles E of Manton), growing just downstream from the logging road culverted crossing at the stated coordinates. 1149 Comment
  OBI55519  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23584 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  JEPS63239  Lamium amplexicaule Alice King Apr 1921 Shasta Anderson Comment
  HSC45461  Lamium amplexicaule M. Alcasas 1978-5-13 83 Shasta Basin Gulch Campground 1.5 mi. from Hwy. 36 861 Comment
  CAS-BOT-BC337945  Lasthenia californica L. E. Smith 1913-4-29 114 Shasta McClouds fork Comment
  JEPS121427  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road near McCloud bridge. Comment
  SEINET10451850  Lathyrus pauciflorus Katherine L. Morris 1973-5-25 Morris 262 Shasta Collected at the junction of hwy 299 and 89 on hwy 89, in an area of yellow pine And oak. Comment
  UCD106404  Lathyrus sphaericus W. Robert Powell 1981-5-7 2794 Shasta 2 mis. Nnw of Cottonwood. 192 Comment
  CAS-BOT-BC213273  Lathyrus sulphureus James McMurphy 1914-4-1 s.n. Shasta Pitt River Comment
  CAS-BOT-BC333283  Lathyrus sulphureus Dana York 2013-4-10 3154 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks, ca 0.5 km E of Lake Shasta 620 Comment
  HSC46273  Lathyrus sulphureus Christopher Knopp 1978-5-13 52 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC48513  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9696 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC49837  Lathyrus sulphureus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9821 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  HSC49784  Lathyrus tracyi J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9828 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  CAS-BOT-BC245658  Lemna turionifera John Thomas Howell 1961-6-19 36535 Shasta Lily Pond near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  CDA3783  Lepidium campestre T. C. Fuller 1963-7-15 10863 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 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
  JEPS120903  Lepidium chalepense Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18786 Shasta On E side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CAS-BOT-BC88872  Lepidium chalepense Ellsworth Bethel 1923-5-30 s.n. Shasta Burney. Comment
  CHSC35771  Lepidium nitidum Colleen D. Harvey 1982-4-9 18 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp on the n bank of service road paralleling Whiskey Creek, ca. 7.7 mi nw of Shasta. 454 Comment
  HSC6826  Lepidium nitidum John L. Heywood, D. H. Norris 1968-3-30 1822 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  SEINET9368918  Leptochloa fusca Unknown 1997-8-12 Shasta Fall River Valley Comment
  UCD14997  Leptosiphon bolanderi John M. Tucker 1970-5-3 4185 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  POM203119  Leptosiphon filipes Alice Eastwood, J. T. Howell 1934-4-21 1802 Shasta Pollard's Gulch Comment
  CHSC63075  Leptosiphon latisectus Vernon H. Oswald; Lowell Ahart 1994-4-27 6141 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, along Johns Creek inlet, ca. 0.5 mi S (counterclockwise) from the trailhead. 335 Comment
  CAS-BOT-BC225662  Leptosiphon rattanii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC341881  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 miles north of Redding Comment
  JEPS20649  Lessingia nemaclada J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  UC195375  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  RSA42026  Lessingia nemaclada H. C. Cantelow 1936-8-22 1572 Shasta French Gulch Comment
  OBI63032  Leucanthemum maximum David J. Keil 2004-7-10 30307 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 42.181'N x 121 deg. 23.857'W 1455 Comment
  SEINET4691067 Image available Leucanthemum vulgare Gary A. Evans 1963-1 Shasta Shingletown, on Highway 44, 30 miles east of Redding. 1066 Comment
  SEINET10898366  Leucophysalis nana Mary Susan Taylor 1980-6-25 Taylor 2959 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
  JEPS80655  Lewisia cantelovii Craig Martz 1981-9-2 Shasta 1/2 mi e Lamoine (cliff face on s side of Whitlow Creek); Sacramento River canyon 420 Comment
  UC1024374  Lewisia nevadensis George W. Gillett 1952-7-29 117 Shasta upper end of Paradise Meadow above Hat Lake; Lassen Volcanic National Park 2148 Comment
  SEINET188121 Image available Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam Power Plant, 2 miles west of Fall River Mills 1340 Comment
  SEINET7725710  Lilium parvum Unknown Shasta Lassen's Peak 2438 Comment
  RSA68712  Lilium washingtonianum Frank W. Peirson 1932-7-16 10126 Shasta Trail to Thousand-Lake Basin 1921 Comment
  CAS-BOT-BC278074  Limnanthes alba Peter F. Zika 2012-5-14 25856 Shasta I-5 southbound, 0.5 miles N of exit 714 for Gibson road, Klamath Range (KR) 495 Comment
  JEPS121755  Limnanthes alba Julie Kierstead Nelson 2013-4-16 2013 -005 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area, intersection of Portero and Paso Robles. Comment
  CHSC109951  Limnanthes alba subsp. alba P. F. Zika; Jim Nelson, Julie Nelson 2012-5-14 25857 Shasta Cascade Range Foothills. Floodpalin of Stillwater Creek, near Encanto Way. 195 Comment
  JEPS19589  Limnanthes alba subsp. alba J. W. Blankinship 1911-4-21 Shasta Redding Comment
  JEPS47377  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-28 1486 Shasta 4.2 mi w Ingot Comment
  JEPS47389  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-27 1474 Shasta 1.5 mi n Project City (along US Hwy 99 1.3 mi s of Wonderland Road, 4.4 mi s of the first bridge across Lake Shasta) 259 Comment
  UC971858  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1259 Shasta 3 mi e Bella Vista (in a ditch along US Hwy 299) 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
  SEINET5556961  Limnanthes floccosa H. S. Gentry 1962-1 19694 Shasta Ca. 5 mi. E of Bella Vista, along Rt. 299. 152 Comment
  UC1397281  Limnanthes floccosa subsp. bellingeriana R. Ornduff 1969-1 6911 b Shasta 4.5 mi sw Ingot (on Hwy 299 at 1000' sign) 304 Comment
  RSA530104  Limnanthes floccosa subsp. bellingeriana D. W. Taylor, Rexford Palmer 1988-4-15 9529 Shasta Hwy 299 at 1000 contour sign, east of Ingot Comment
  JEPS100972  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-3-22 9434 Shasta Highway 299 at 1000-foot contour sign 304 Comment
  JEPS100974  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1990-4-25 10669 B Shasta Shingle Creek, along Highway 44, ca. 1 mile south along right of way of Pacific Gas Pipeline, 679 Comment
  RSA530102  Limnanthes floccosa subsp. floccosa D. W. Taylor, Rexford Palmer 1988-4-15 9530 Shasta Hwy 299 at 1000 contour sign, east of Ingot Comment
  CHSC107528  Limnobium laevigatum R. Leavitt 2005-5-23 PDR 1365193 Shasta Island Drive Pond in Redding. Comment
  UC52685  Linanthus androsaceus Milo S. Baker 1900-5-2 Shasta Furnaceville Comment
  UC879908  Linanthus ciliatus Alice Eastwood Jun 29 1912-Jul 11 1912 782 Shasta Goose Valley Comment
  SEINET7042847  Linanthus dichotomus A. G. Vestal 1955-5-13 s.n. Shasta Nearly bare shale ca. 22 miles southwest of Redding. Ono quadrangle UTM Zone 10, 525252mE, 4476455mN. Comment
  JEPS58413  Linanthus filipes W. L. Jepson 1894-8-8 20922 Shasta Sims sta. Comment
  CHSC85462  Linanthus pungens G. F. Hrusa; T. D. Wilfred 1996-6-10 12994 Shasta Northern California. Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  CHSC88322  Linanthus pungens R. Fischer; J. Marr 2004-5-24 205 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  CHSC88768  Linanthus pungens R. Fischer 2004-7-7 283 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  CAS-BOT-BC36536  Lithocarpus densiflorus var. echinoides Edith Patterson 1908-8-1 s.n. Shasta Iron Mt. Comment
  POM319899  Lithospermum californicum Barbara Shervanick 1974-5-9 1334 a Shasta About 2 miles south of Shingletown on A6. Cascade Range. 1220 Comment
  UCD119496  Lithospermum californicum G. F. Hrusa 1992-5-3 10481 Shasta N of Big Bend. Comment
  CDA41496  Lithospermum ruderale G. F. Hrusa, T. D. Wilfred 1996-6-1 12993 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  RSA523375  Lithospermum ruderale Gordon H. True Jr. 1938-5-18 936 Shasta Near Lake Britton. 854 Comment
  CHSC105710  Logfia gallica Julie Kierstead Nelson 2005-5-2 2005 -003 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS74029  Lolium multiflorum Virginia E. Long 1931-5-11 64 a Shasta Anderson Comment
  CHSC2515  Lomatium dasycarpum subsp. tomentosum W. Fitzwater 1958-4-19 Shasta On Shasta Hwy. Comment
  UC1094584  Lomatium dasycarpum subsp. tomentosum C. R. Bell 1953-3-21 1391 Shasta near sawmill across ridge s.w. Redding (1.9 mi. w. of US 99) Comment
  JEPS89913  Lomatium dissectum Dean W. Taylor 1992-5-19 12588 Shasta 7.4 mi. w. Round Mt. post office (along Hwy. 299 2.5 mi. e. of junction w/ Oak Run Rd.); Shasta Lake Region, Devil's Rock 7 1/2 Quad., Cedar Creek dr 441 Comment
  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
  SEINET13944550 Image available Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, and Carroll E. Wood Jr. 1949-1 3287 Shasta Above the Sacramento River, 5.7 mi SW of Hazel Creek, alt. 1800 ft 549 Comment
  UC1441336  Lomatium utriculatum Bert G. Brehm 1968-6-6 2912 Shasta about 8.5 mi W of Manton (Paynes Creek Rd. just S of jct with Rt. 9A) 487 Comment
  CHSC60345  Lonicera conjugialis Mary Ann Showers 1992-7-19 2717 Shasta Stream cut canyon through basalt on Hat Creek. 1889 Comment
  CAS-BOT-BC240835  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding Comment
  CAS-BOT-BC240839  Lonicera interrupta Mrs. D. B. McAllister 1918-5-29 12 Shasta Ydalpom Comment
  POM260162  Lonicera interrupta C. L. Hitchcock 1940-5-20 6498 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC200964  Lotus Ira L. Wiggins 1922-8-12 916 Shasta McCloud River Country Club 457 Comment
  RSA406772  Lotus argophyllus var. fremontii Robert Gustafson 1985-6-14 3178 Shasta Ca. 3 miles southwest of Downieville on Hwy. 49. 823 Comment
  UCR206313  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2009-6-14 15018 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  POM260737  Lotus denticulatus Alice Eastwood, John T. Howell 1940-6-11 7930 Shasta Near Fall River Mills Comment
  RSA582463  Lotus denticulatus Louis C. Wheeler 1935-4-28 3448 Shasta OBrien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  JEPS87697  Lotus grandiflorus var. macranthus Vernon H. Oswald and Lowell Ahart 1994-4-27 6126 Shasta ca 0.69 mi e (clockwise) Bailey Cove Trail trailhead (on the w side of McCloud River Arm of Shasta Lake) 335 Comment
  UC1228163  Lotus nevadensis var. nevadensis Beecher Crampton 1960-6-16 5672 Shasta 1.5 mi n Fall River Mills (ne Shasta County) 1066 Comment
  UC864806  Lotus nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  UC1281758  Lotus oblongifolius var. oblongifolius Richard Spellenberg 1965-6-9 1069 Shasta near old Soda Creek Road; Sacramento River, Castle Crag Comment
  UC54366  Lotus oblongifolius var. oblongifolius H. M. Hall and E. B. Babcock Jun 1903 4120 Shasta McCloud River Sierra Nevada Mountains 1158 Comment
  JEPS87581  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1994-5-6 6178 Shasta sw of Clikapuda Bay (Clikapuda Trail paralleling Clikapuda Creek, off of the Pit Arm of Shasta Lake) 350 Comment
  RSA755426  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14980 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
  UC207661  Lotus purshianus var. purshianus Milo S. Baker 1898-7-4 253 Shasta Carpenter's Comment
  UC726796  Lotus purshianus var. purshianus A. A. Heller 1918-7-28 13085 Shasta 12 mi n Redding Comment
  UC1553486  Lupinus E. Dean 1988-7-14 136 Shasta e of powerlines along a forest rd nw Burney; nw of Burney 1036 Comment
  SEINET10543995 Image available Lupinus albicaulis subsp. purpurascens A. Arthur Heller 1905-5-25 Heller 7847 Shasta On banks near the railroad just above Redding. It occurs at intervals along the upper Sacramento, perhaps as far N as Castella. It is a relative of L. albicaulis. Comment
  UC1584284  Lupinus albifrons Julie Kierstead 1990-4-20 90 18 B Shasta Gilman Rd. 3.7 mi e I-5 (Shasta Lake R.D.); Shasta-Trinity National Forest, Shasta Lake R.D. 457 Comment
  UC16050  Lupinus albifrons M. S. Baker and Frank Nutting 1894-5-21 Shasta Stillwater Comment
  RSA407005  Lupinus albifrons var. albifrons J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9668 Shasta County Road A16, 4.0 miles from its junction with State route 36. 732 Comment
  CAS-BOT-BC195953  Lupinus albifrons var. albifrons Charles Piper Smith 1947-7-17 47684 Shasta Highway 299 - Ingot, 2.1 miles east Comment
  CAS-BOT-BC196309  Lupinus albifrons var. eminens A. A. Heller 1905-5-25 7849 Shasta Near Redding Comment
  CAS-BOT-BC8509  Lupinus alilatissimus C. P. Smith 1932-5-14 4643 Shasta Redding. Along railroad, north Comment
  UC1543835  Lupinus angustiflorus Harold and Virginia Bailey 1948-8-27 2853 Shasta Loop Road about 3 mi above Manzanita Lake (n side of Mount Lassen, Lassen Volcanic National Park); Lassen Volcanic National Park, n side Mt. Lassen, Manzanita 1828 Comment
  RSA32859  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta East of King Creek Meadow toward Summit Lake. Comment
  CAS-BOT-BC208815  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 c Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208819  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47441 Shasta Highway 299, McArthur, in town. Comment
  CAS-BOT-BC208827  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-11 7908 Shasta Near Fall River Mills. Comment
  CHSC93029  Lupinus bicolor R. Fischer 2005-4-18 635 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected adjacent main park road at east end of Horr Pond along the dryer meadow edges. 1010 Comment
  HSC49836  Lupinus bicolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9822 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 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
  UC710951  Lupinus bicolor C. L. Hitchcock 1940-5-24 6571 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  SD46394  Lupinus caudatus E. K. Balls, L. W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls (junction State Highway 89 and U. S. Highway 299). 1006 Comment
  SEINET10870592  Lupinus caudatus subsp. caudatus Katherine L. Morris 1973-5-25 Morris 254 Shasta Collected 6 mi. From the jct of hwy 44 & 36 on hwy 89, in an area of Libocedrus, yellow pine, and ponderosa pine. Comment
  SBBG30553  Lupinus croceus D. Myrick 1968-6-23 1998 Shasta Delta Toll Rd from Delta to Trinity Center 1524 Comment
  RSA554575  Lupinus latifolius subsp. viridifolius Walter Wisura 1993-5-9 4893 Shasta Hwy 299, 9 miles west of Redding. Comment
  UC501354  Lupinus lepidus var. lobbii H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen 2225 Comment
  CDA13526  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13352 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UCSB16021  Lupinus lepidus var. sellulus Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 7.8 miles south of Old Station; Cascade Range 1584 Comment
  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
  RSA413774  Lupinus luteolus Christopher Davidson 2084 Shasta Along Hwy 299 ca. 15 mi. E of Redding in rocky streamside places near Little Cow Creek. 396 Comment
  UCR138735  Lupinus microcarpus var. horizontalis Ryan Stafsnes, Chris Dunn, Darina Roediger 1997-4-26 47 Shasta Beegum Creek; SE-facing roadcut on Hwy 36, near Tehama Co. line 416 Comment
  UCD109261  Lupinus nanus G. L. Webster 1993-5-16 7783 Shasta 7.3 mi by road SW of McCloud Bridge. 365 Comment
  POM219277  Lupinus obtusilobus H. F. Copeland 1931-8-9 s.n. Shasta Mt Lassen. Comment
  SBBG21867  Lupinus obtusilobus D. Myrick 1964-7-22 909 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC726675  Lupinus obtusilobus A. A. Heller 1941-7-24 16252 Shasta western end of Chaos Jumbles near Manzanita Lake; Lassen Volcanic National Park, Chaos Jumbles Comment
  UC727041  Lupinus obtusilobus A. A. Heller 1941-8-16 16295 Shasta gravelly ridge above Bumpas Hell parking space; Bumpas Hell 2438 Comment
  RSA303900  Lupinus obtusilobus James R. Shevock 1972-7-25 2202 Shasta South side Lassen Peak. 2835 Comment
  RSA87398  Lupinus sellulus subsp. sellulus F. W. Peirson 1932-7-9 10278 Shasta Burney Spring 1433 Comment
  POM266085  Lupinus succulentus C. Leo Hitchcock 1940-5-20 6480 Shasta 25 miles east of Redding. Comment
  CHSC65440  Luzula divaricata Vernon H. Oswald 1991-8-16 4826 Shasta Lassen Volcanic Park. On the east shore of Emerald Lake. 2462 Comment
  CHSC70844  Luzula macrantha Vernon Oswald 1998-4-13 8906 Shasta Horsetown-Clear Creek Preserve on the south side of Clear Creek Rd. west of Redding. Along trails. 213 Comment
  JEPS28732  Luzula subcongesta George W. Gillett 1957-8-8 996 Shasta wet meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park, ne of Lassen Peak 2499 Comment
  JEPS104995  Lychnis coronaria Dean W. Taylor 1996-6-15 15670 Shasta Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta- Trinity National Forests 426 Comment
  CHSC71705  Lycopus americanus Vernon H. Oswald 1998-8-30 9553 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  RSA768323  Lycopus americanus Justin M. Wood 2010-9-1 2507 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UC1191690  Lysimachia thyrsiflora Malcolm A. Nobs, S. Galen Smith 1949-7-20 Shasta 3 mi e of McArthur (e side of Big Lake); Big Lake Comment
  UC1191696  Lysimachia thyrsiflora S. Galen Smith, Malcolm A. Nobs, Herbert L. Mason 1949-5-29 753 Shasta e side of Fall River Mills Fall River Mills 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
  CDA19052  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau; along Fall River, between McArthur and Fall River Mills. 0 Comment
  UCR148821  Lythrum salicaria C. Benefield 2000-8-3 PDR 1198614 Shasta Modoc Plateau, Underneath and on E and W sides of Hwy 299 bridge along Pit River, away from water's edge, between Fall River Mills and Burney Comment
  RSA0016019  Lythrum salicaria Carri Benefield 2000-8-1 PDR- 1198616 Shasta Along Fall River, between McArthur and Fall River Mills. Comment
  CHSC34092  Lythrum tribracteatum J. D. Prouty 1981-7-20 1243 Shasta Ca. 9 mi. N of Mc Arthur. 1051 Comment
  CAS-BOT-BC7467  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  JEPS88127  Madia citrigracilis V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7909 Shasta Harrison Gulch Rd. 2.4 mi (odometer) n Hwy. 36 (w of Platina); High North Coast Ranges 944 Comment
  CAS-BOT-BC342647  Madia citrigracilis Bruce G. Baldwin 1986-6-26 607 Shasta At first summit east of junction with California 89 at Old Station along California 44 Comment
  CAS-BOT-BC343977  Madia elegans Alice Eastwood; John Thomas Howell 1940-6-11 7925 Shasta Near Fall River Mills Comment
  HSC28521  Madia elegans D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19100 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. 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
  UCR45842  Madia elegans R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  CAS-BOT-BC343985  Madia elegans E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC343998  Madia elegans L. E. Smith 1915-7-1 s.n. Shasta Castella Comment
  JEPS6136  Madia exigua R. F. Hoover 1936-5-22 1199 Shasta 3 mi e Redding Comment
  JEPS89658  Madia exigua Dean W. Taylor 1974-6-13 3701 Shasta Hwy. 89 at crossing of Pit R. at Lake Briton; Cascade Mts. 914 Comment
  CHSC31018  Madia gracilis M. S. Taylor 1980-7-31 3199 Shasta On w side of 36N75, ca. 0.1 mi n of Clear Creek Campground, in meadow. 1036 Comment
  JEPS119412  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-6-11 14968 Shasta Southern Cascade Range, within the village of Shingletown along CA-44 Comment
  SEINET7073486  Madia gracilis A. G. Vestal 1963-6-4 s.n. Shasta Steep shade and clay bank about 8.1 miles west of junction of Bowman Road and Route 36. UTM Zone 10, 532139mN, 4460220mN. Coordinate datum: NAD27. Comment
  UCD134318  Madia gracilis W. Robert Powell 1981-5-13 2795 Shasta 1.5 miles north-northwest of Cottonwood, near east quarter corner of Section 34. Comment
  CAS-BOT-BC343415  Madia gracilis H. M. Hall; E. B. Babcock 1903-6-1 4019 Shasta Sierra Nevada Mountains. Slatonis [Slatonis is now Lamoine] 426 Comment
  CAS-BOT-BC94822  Madia gracilis R. C. Wenk; P. Hopkinson; P. Brownsey 2008-6-20 894 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  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
  CAS-BOT-BC508550  Maianthemum racemosum subsp. amplexicaule Barbara T. Keller 1974-5-9 1300 Shasta Highway 44, 5 miles west of Lassen National Park 1402 Comment
  HSC46383  Malacothamnus J. P. Smith, J. O. Sawyer 1975-6-1 Shasta 1 mi. W of Beegum Comment
  UC1553545  Malacothrix floccifera E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 70 Shasta n town of Big Bend (road cut along rd. 37N79D 0.1 mi e of the end of the road) 822 Comment
  HSC49129  Malacothrix floccifera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9733 Shasta County Rd. A16, 14.3 mi. from its junction with S.R. 36 366 Comment
  CHSC63562  Marah watsonii Vernon H. Oswald; Lowell Ahart 1994-5-12 6201 Shasta Sugarloaf Creek Trail near the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 353 Comment
  JEPS96542  Marah watsonii Dean W. Taylor 1993-5-1 13395 Shasta Shasta Lake; McCloud River arm, Deekas Rock campground; limestone outcrops ca. 0.2 mi upstream (East) of the campground 365 Comment
  UC1122851  Marah watsonii C. J. Kraebel 1934-5-6 29 Shasta Kennett Area Redding Quadrangle, North Fork of Squaw Creek Comment
  CAS-BOT-BC71136  Marsilea A. A. Heller 1905-5-31 7919 Shasta Near Middle Creek Station, along the Sacramento River, about two miles above Redding Comment
  UCD136585  Marsilea vestita subsp. vestita P. B. Kennedy 1927-6-13 7 Shasta Pit River, Looseley Pool. Comment
  CHSC4026  Medicago lupulina Sadie Gualtieri 1967-3-17 Shasta On W. side Shasta Junior College Campus (Old site), Redding. Comment
  JEPS96648  Melica aristata Dean W. Taylor 1993-6-15 13603 Shasta Sacramento River canyon; headwaters North Fork Salt Creek (ca. 3 air mi E of Sims Flat) 853 Comment
  UC162545  Melica californica A. A. Heller 1905-5-26 7857 Shasta near Redding Comment
  CHSC96263  Mentha pulegium R. Fischer 2006-10-24 949 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western edge of park on an old homesite known as the Green's Cabin, ca. 0.25 miles north of the old ranger station/homestead. 1010 Comment
  UCD117220  Mentzelia dispersa G. F. Hrusa; T. D. Wilfred 1996-6-10 12981 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  CAS-BOT-BC428459  Micranthes aprica George W. Gillett 1953-7-29 301 Shasta Lassen Volcanic National Park. Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake. 2011 Comment
  CAS-BOT-BC428460  Micranthes aprica George W. Gillett 1953-7-29 301 Shasta Lassen Volcanic National Park. Near trail to Cliff Lake adjacent to Summit Lake Ranger Station. Vicinity of Summit Lake. 2011 Comment
  CHSC105857  Micranthes californica Julie Kierstead Nelson 2010-4-5 2010 -001 Shasta Clikapudi Trail east of Jones Valley boat ramp, south shore of Shasta Lake; ca 15 miles NE of Redding, ca. 1/2 mile W of Buck Point. Rocky, moist, open hillside, 1/4 mile west of Buck Point. 365 Comment
  CAS-BOT-BC428726  Micranthes californica L. E. Smith 1913-4-21 81 Shasta Anderson Comment
  SBBG21850  Micranthes odontoloma D. Myrick 1964-7-22 911 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CHSC60411  Micranthes tolmiei Mary Ann Showers 1992-6-28 2671 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 Comment
  UC133323  Micropus californicus var. californicus Mrs. R. M. Austin Aug 1896 Shasta Lassen's Peak 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
  POM260109  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC349356  Microseris nutans James Jokerst 1985-5-27 2376 Shasta Near Rock Creek 943 Comment
  UC1536748  Microseris nutans G. H. True 1938-5-26 944 Shasta between Rock Creek and Pit River 914 Comment
  CHSC45353  Microsteris gracilis Vernon Oswald 1986-6-25 2156 Shasta Lassen Park, trail to Paradise Meadows. 2011 Comment
  CHSC93281  Microsteris gracilis R. Fischer 2005-4-17 636 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in a crevice of volcanic boulders within a cinder cone field north of the upper end of Big Lake. 1028 Comment
  UC1543761  Mimulus breweri Harold and Virginia Bailey 1948-8-27 2955 a Shasta below Emerald Lake (Loop Highway); Lassen Volcanic National Park 2438 Comment
  UC54636  Mimulus breweri H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4323 Shasta s side Mount Lassen (Park's Ranch) 2133 Comment
  POM43684  Mimulus breweri Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM5045  Mimulus floribundus M. S. Baker 1898-7-4 280 Shasta Stillwater. Comment
  JEPS11037  Mimulus guttatus Alice King March, 1921 Shasta Anderson Comment
  SBBG27311  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Crk, W of Fall River Hills Comment
  UC1191885  Mimulus guttatus Malcolm A. Nobs, Calvin McMillan 1949-6-15 780 Shasta marsh at the junction of Pit River and Hat Creek (at Highway 299); Pit River, Hat Creek Comment
  UC446460  Mimulus guttatus Lewis C. Rosenbaum 1916-6-5 Shasta Castella Sacramento River Comment
  UC886212  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  UC1239040  Mimulus kelloggii Freed W. Hoffman 1948-7-3 2472 Shasta 23.6 mi ne Redding (Highway 299); Little Cow Creek Comment
  UCD93999  Mimulus layneae Dena Grossenbacher; Joel Smith 2008-6-24 892 Shasta Along Highway 36 about 1 mile east of Trinity County line. 1037 Comment
  JEPS10499  Mimulus microphyllus Alice King May 1921 Shasta Anderson Comment
  UC1036163  Mimulus moniliformis George W. Gillett 1953-8-12 326 Shasta 1 mi below Kings Creek Falls; Lassen Volcanic National Park 1935 Comment
  JEPS10596  Mimulus pilosus J. W. Blankinship 1910-7-9 Shasta Stillwater Creek Comment
  SBBG16480  Mimulus primuloides D. Myrick 1961-6-23 340 Shasta Hat Crk at Sunflower Flat on Hat Crk Rd 1828 Comment
  UCD122864  Mimulus primuloides D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at Summit Lake North. 2070 Comment
  HSC26585  Mimulus primuloides var. primuloides D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19211 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  JEPS95564  Mimulus pulsiferae Vernon H. Oswald and L. Ahart 1994-5-12 6188 Shasta T35N R5W SW1/4 Sec. 28, 1170 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.1 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 356 Comment
  UC886327  Mimulus pulsiferae Lewis S. Rose 1940-6-10 40486 Shasta 8 mi w Burney; Hatchet Mt. 1310 Comment
  UC1362664  Mimulus tilingii Johnnie L. Gentry Jr. and Earl Jensen 1968-7-4 2134 Shasta 3.3 mi nw Tahoe City (jct. Calif. 89 and 28) (3.2 mi w of Calif. Hwy. 89 Alpine Meadows); Tahoe National Forest 2072 Comment
  JEPS2967  Mimulus torreyi W. L. Jepson 1940-7-4 20130 Shasta Little Hatchet Creek 1158 Comment
  UCR206939  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-6-10 14927 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA113770  Mimulus torreyi George W. Gillett 1953-7-17 281 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. West side of road opposite Big Springs. 1402 Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  CHSC89766  Minuartia douglasii R. Fischer; J. Marr 2004-5-25 437 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail near camp 7. On road bed. 1016 Comment
  CHSC92971  Minuartia douglasii R. Fischer 2005-5-20 499 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Fishhawk Trail. 1021 Comment
  POM260874  Minuartia douglasii Alice Eastwood 1940-6-11 7934 Shasta Near McArthur. Comment
  RSA565079  Minuartia douglasii William Taylor 1992-5-2 13414 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way. 671 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
  UC75505  Mollugo verticillata Milo S. Baker 1898-7-4 271 Shasta Stillwater Comment
  CAS-BOT-BC220056  Monardella breweri subsp. lanceolata Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles east of Redding Comment
  CDA13542  Monardella odoratissima G. F. Hrusa, T. D. Wilfred 1996-7-22 13369 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC314215  Monardella odoratissima subsp. glauca Hans Leschke 1960-8-5 1678 Shasta Lassen Volcanic National Park. Between Summit Lake and Bear Lakes. 2133 Comment
  CAS-BOT-BC221976  Monardella odoratissima subsp. glauca H. M. Hall; E. B. Babcock 1903-6-1 4262 Shasta South of Fall River Mills and near Bald Mt. 1158 Comment
  SBBG21843  Monardella odoratissima subsp. pallida D. Myrick 1964-7-23 920 Shasta Paradise Meadow, above Hat Lake 2133 Comment
  CHSC9254  Monardella sheltonii G. Strausbaugh 1970-7-19 136 Shasta 5 ft. above w side road bed on dirt road to Shasta Bally ca. 4.5 mi. e of summit. 411 Comment
  UC1124601  Monardella villosa subsp. villosa P. L. Johannsen 1932-6-16 136 Shasta Bear Valley Redding Quadrangle 518 Comment
  UC157919  Monardella villosa subsp. villosa Milo S. Baker 1898-7-4 277 Shasta Stillwater Comment
  RSA529968  Montia linearis D. W. Taylor 1988-6-21 9841 Shasta Burney Spring, S base Burney Mtn, Lassen National Forest. 1445 Comment
  UCD101757  Montia linearis G. F. Hrusa 1992-5-3 10490 Shasta under powerlines to N of Big Bend. Comment
  UCD101760  Montia linearis Dan Marcum 1982-5-5 s.n. Shasta wet pasture. Comment
  CHSC4725  Montia parvifolia R. Carter 1966-5-14 393 Shasta Found ca. 100 yds. S of bridge over Sacramento R. on E side of river, growing on moist, rocky clift along E side of road; Sweetbriar. 609 Comment
  CAS-BOT-BC263372  Muhlenbergia asperifolia R. E. Frenkel 1964-7-12 660 Shasta On California Hwy. 299, 1.2 miles east of McArthur 1066 Comment
  CAS-BOT-BC267032  Muhlenbergia filiformis Alice Eastwood 1922-10-15 11548 Shasta Near Sims Comment
  UC819029  Muhlenbergia filiformis Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  UCD86597  Muhlenbergia filiformis Beecher Crampton 1956-8-20 3789 Shasta Along Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  UCD86700  Muhlenbergia filiformis Lewis S. Rose 1945-9-8 45279 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  UCD86925  Muhlenbergia richardsonis Freed W. Hoffman 1946-6-5 1747 Shasta Burney Park. Comment
  UCD119517  Myosotis discolor Alice Eastwood 29Jun-11Jul1912 711 Shasta Goose Valley. Comment
  UCR206337  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 B Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  RSA0049692  Myosotis scorpioides Dean Wm. Taylor 2013-9-6 21413 Shasta Hat Creek at Highway 299, on the western bank of the creek ca. 200 meters upstream from the highway bridge 845 Comment
  CDA37266  Myriophyllum sibiricum B. Villegas 2008-7-9 s.n. Shasta McArthur area, Big Lake, near Rat Farm boat ramp. 0 Comment
  CDA37267  Myriophyllum sibiricum B. Villegas 2008-7-9 s.n. Shasta McArthur area, Martin Ranch, near Tule River. 0 Comment
  JEPS128438  Myriopteris gracillima Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -029 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
  CAS-BOT-BC515990  Narthecium californicum Alice Eastwood 1923-5-28 11967 Shasta Near Sims Comment
  UC856858  Navarretia divaricata C. L. Hitchcock 1940-5-26 6600 Shasta ca 12 mi n Fall River Mills 1371 Comment
  SBBG115536  Navarretia heterandra B. Crampton 1960-6-16 5656 Shasta Glenburn, 4.5 mi N of Fall River Mills 1066 Comment
  UC856828  Navarretia intertexta Alice Eastwood 1912-6-27 630 Shasta Montgomery Creek Comment
  UC908129  Navarretia intertexta H. L. Mason 1932-5-25 A 7204 Shasta n of Redding Comment
  UCD37456  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5657 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CAS-BOT-BC230338  Navarretia leucocephala Robert F. Holland 1976-4-14 308 Shasta Ca. 0.25 mile S of junction of Meadow View Road at Airport Road, near the Redding Airport Comment
  UCD32747  Navarretia modocensis Beecher Crampton 1954-7-9 2200 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  UC879891  Navarretia sinistra Alice Eastwood Jun 29 1912-Jul 11 1912 1020 Shasta Goose Valley Comment
  UCD37457  Navarretia tagetina Beecher Crampton 1960-6-16 5658 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  JEPS100697  Navarretia viscidula Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9784 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  HSC46999  Nemophila heterophylla Sheila Logan 1978-5-13 169 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UCD120046  Nemophila heterophylla J. P. Smith; J. O. Sawyer 1973-4-14 6081 Shasta 3.8 miles east of Buckhorn Summit on S.R. 299. 640 Comment
  CAS-BOT-BC219388  Nemophila parviflora Ellsworth Bethel 1923-5-7 s.n. Shasta Big Bend, Henderson P.O. Comment
  UC52236  Nemophila pedunculata H. M. Hall and E. B. Babcock 1903-6-24 4266 Shasta Hat Creek Comment
  UC726907  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 mi e Ono; e of Ono Comment
  CHSC89662  Nepeta cataria R. Fischer; J. Marr 2004-8-14 349 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. On mdw between Hor Pond and camp 7. Another population obs. near Ja-She camps and Ya-She pond. 1010 Comment
  CAS-BOT-BC140146  Neviusia cliftonii James R. Shevock; Barbara Ertter 1992-6-13 12192 Shasta Off of highway 299, 2.5 miles E of jct with Oak Run Rd.; adj. to Cedar Creek. Ca 40 air km NE of Redding 441 Comment
  CAS-BOT-BC7248  Neviusia cliftonii Dean William Taylor; G. Clifton 1992-5-5 12513 Shasta Cedar Creek drainage, along Hwy 299, 2.5 miles E of the junction with Oak Run Road 441 Comment
  JEPS104985  Neviusia cliftonii Dean W. Taylor 1996-6-15 15693 Shasta Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta- Trinity National Forests 426 Comment
  JEPS123388  Neviusia cliftonii Len Lindstrand III 2015-5-15 21237 Shasta Allie Cove, approximately 0.40 mi. northwest of South Gray Rocks. O'Brien, 7.5' Q. Comment
  JEPS88677 Image available Neviusia cliftonii Dean Wm. Taylor with Glenn Clifton 1992-5-5 12513 Shasta along Hwy 299 2.5 mi e junction with Oak Run Road ((7.4 road mi w of Round Mountain post office)); Klamath Region, Devils Rock 7 1/2' quadrangle, Cedar Creek d 441 Comment
  RSA620406  Neviusia cliftonii James R. Shevock 1993-5-2 12203 Shasta Adj. to Little Cedar Creek off Hwy 299, just south of Shasta-Trinity National Forest. 549 Comment
  RSA758876  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12201 Shasta Squaw Creek along forest Hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  UC1605720  Neviusia cliftonii Robert M. Rhode with Jennifer Lyman, Barbara Moritsch, Carol Witham 1993-5-1 105 Shasta 2.0 air mi nw of Town Mountain (near McCloud River arm of Shasta Lake, or main fork of Campbell Creek); Shasta Lake, Campbell Creek 335 Comment
  UCR78367  Neviusia cliftonii J. R. Shevock, Barbara Ertter 1992-6-13 12197 Shasta Along Shasta Trinity National Forest Road 27, 0.6 mi north of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 mi from Hwy 299 and about 25 air mi NNE of Redding) 366 Comment
  CDA10989  Nicotiana attenuata G. F. Hrusa 1991-6-27 8481 Shasta Pit River Drainage; Road above Hat Creek Powerhouse #2. Comment
  HSC38952  Notholithocarpus densiflorus var. echinoides J. P. Smith, J. O. Sawyer 1975-6-23 8315 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC71152  Notholithocarpus densiflorus var. echinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4468 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  JEPS125997  Nymphaea odorata D. W. Taylor 1996-6-15 15674 Shasta Shasta-Trinity National Forest; unnamed pond in Flat Woods, on E rim Pit River Canyon, about 3 air miles SE of Big Bend Comment
  JEPS62083  Odontostomum hartwegii J. W. Blankinship 1911-5-3 Shasta Redding Comment
  JEPS62085  Odontostomum hartwegii Alice King 1921-5-3 Shasta Anderson Comment
  CHSC30941  Orcuttia tenuis T. Spira 1979-6-29 335 Shasta Redding Airport between Airport Rd and runway south of Tower. Comment
  CHSC34094  Orcuttia tenuis J. D. Prouty 1981-7-19 1240 Shasta Vernal pool, partially on BLM grazing lease parcel no. 3137 NW of intersection of Dersh and Dechutes Rds. ca. 3.5 mi NE of Anderson. 129 Comment
  JEPS84146  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-18 758 Shasta 0.4 mi w Tule Lake (about 1 mi e of Cow Creek and 1 mi w of Millville Plains Road, northern of two large vernal pools); Central Valley, Millville Plains 149 Comment
  JEPS84148  Orcuttia tenuis R. D. Stone 1986-7-20 767 Shasta 0.6 mi w Deschutes Road (2.5 mi due e of s end of main runway at Redding Municipal Airport); Central Valley, Stillwater Plains 150 Comment
  UC1450983  Orcuttia tenuis R. F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  UC1738841  Orcuttia tenuis Dean Wm. Taylor with Robert A. Price 1988-6-1 9711 Shasta meadow between Goose Valley and Burney Valley 1249 Comment
  UC766714  Orcuttia tenuis R. F. Hoover 1940-9-21 4615 Shasta 5 mi e Redding Comment
  CAS-BOT-BC254341  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta Skirting the NE portion of Goose Valley, about 9 miles, by road, N of Burney 1066 Comment
  SEINET11422668  Orcuttia tenuis R. J. Hoover 1936-1 Shasta Anderson Comment
  SEINET4691046  Orcuttia tenuis M. Gosejohan 2011-1 Shasta Comment
  UC86922  Oreostemma alpigenum var. andersonii R. M. Austin 1896-8-1 795 Shasta Lassen Peak Comment
  CAS-BOT-BC500183  Orobanche fasciculata H. C. Cantelow 1941-5-23 s.n. Shasta E of Burney Comment
  HSC16685  Orobanche fasciculata R. Spellenberg 1963-6-8 144 Shasta Silverthorn, Shasta Lake, 15 mi. E of Redding. Comment
  HSC90037  Orobanche fasciculata Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 15 Shasta Hwy. 36, 1 mi. W of Shasta/Tehama County line. 579 Comment
  JEPS22681  Orobanche uniflora subsp. occidentalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason''Rimo Bacigalupi (with Drs. Herbert and Lucille Mason) 1958-4-23 6320 Shasta Roadside in canyon f Ash Creek, 2 3/4 miles northeast of Balls Ferry (Balls Ferry is about 5.5 miles east of Cottonwood. Comment
  POM260309  Orthocarpus hispidus C. Leo Hitchcock 1940-5-24 6549 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA80333  Orthocarpus hispidus F. W. Peirson 1932-7-17 10333 Shasta Wallace Ranch, Goose Velley. 915 Comment
  UC875277  Osmorhiza berteroi E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  POM82914  Osmorhiza berteroi Mrs. R. M. Austin 1895-08 507 Shasta Tamaracks Comment
  POM82969  Osmorhiza berteroi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD98985  Oxyria digyna D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park. At Lassen Peak Crater. At Lassen Peak. 3180 Comment
  CAS-BOT-BC413167  Oxyria digyna Hans Leschke 1957-9-10 1526 Shasta Lassen Volcanic National Park. Lassen Peak trail 3048 Comment
  OBI77298  Packera cana Anthony Baniaga 2011-6-19 382 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1302 Comment
  SD46769  Packera cana E. K. Balls, L. W. Lenz 1956-6-19 21828 Shasta State Highway 89, just north of Subway Cave, McCloud to Mount Lassen 1340 Comment
  UC584284  Packera eurycephala var. eurycephala G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2395 Shasta w of Fall River Mills (slopes of Saddle Mt.); Saddle Mt. Comment
  CHSC68721  Paeonia brownii Vernon H. Oswald 1997-5-20 8481 Shasta Big Cave-Popcorn Cave area in BLM Wilderness Study Area in lava beds south of Fall River Mills and 0.2 mi north of Bald Mtn. Rd., 3.6 mi east of Cassel-Fall River Rd. 1173 Comment
  CAS-BOT-BC10427  Paeonia brownii A. H. Kramer 1932-7-1 s.n. Shasta Near Prospect Peak, Lassen National Park Comment
  UC1254536  Panicum acuminatum var. acuminatum S. Spellenberg 1965-7-15 1229 Shasta Devil's Kitchen Lassen Volcanic National Park, Devil's Kitchen Comment
  HSC39865  Panicum acuminatum var. fasciculatum J. P. Smith, Steve Selva 1970-8-9 4590 Shasta French Gulch Campground Comment
  UCD37056  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3769 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  UCD89959  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works. 2133 Comment
  SEINET10753557  Panicum capillare Dean W. Taylor 1999-8-13 Taylor 17336 Shasta Pit River Canyon, High Cascade Region (CaRH), lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake); T36N R1E NW1/4 NW1/4 Section 16; Chalk Mountain 71/2' USGS quadrangle; moist drawdown margin of the lake. 701 Comment
  UCD32849  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of hotel Castle Crag (now Berri Estate), 1/2 mile E of Castle Crag railroad siding. Comment
  UCD37060  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD89760  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3770 Shasta Cattle Crag. 640 Comment
  UC1543698  Parnassia californica Harold and Virginia Bailey 1948-8-25 3016 Shasta Lassen Volcanic National Park, Summit Lake Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  CHSC41178  Paxistima myrsinites L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 Shasta Lassen N.F. ECOS plot 06-154. Above Rock Cr and near Squaw Flat. 1463 Comment
  HSC103646  Pedicularis densiflora Thomas W. Nelson, Jane Nelson 1982-5-15 6891 Shasta Along Lewiston Turnpike, 8.3 mi. from junction with State Route 299 & at junction with Forest Service Rd. 34N13. 915 Comment
  JEPS10361  Pedicularis densiflora J. W. Blankinship 1911-3-23 Shasta Olinda Comment
  UCD112387  Pedicularis densiflora Christopher Mallek 2008-5-8 AC3- 13 Shasta Ash Creek. 876 Comment
  RSA646275  Pedicularis groenlandica James Buel 1957-8-8 216 Shasta Cameron Meadow, Lassen Nat'l Park. Comment
  UC62500  Pellaea andromedifolia Baker and Nutting 1894-5-21 Shasta Oak Run Oak Run Comment
  CDA13011  Pellaea brachyptera G. F. Hrusa, T. D. Wilfred 1996-6-1 12941 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  JEPS88090  Pellaea brachyptera V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7914 Shasta w of Platina (Harrison Gulch Rd 3.7 mi (odometer) n of Hwy 36); High North Coast Ranges 1066 Comment
  RSA686972  Pellaea mucronata T. R. Pray 1959-6-24 1501 Shasta Near Shasta City, West of Redding Comment
  UC2013069  Pellaea mucronata subsp. mucronata Barbara Ertter with Gary Schoolcraft, Roger Raiche, Joe Molter 1993-5-1 11674 Shasta Curl Creek north of Shasta Lake Caverns on east side of McCloud River branch of Shasta Lake, ca 15 airmiles NNE of Redding. Comment
  SBBG7113  Penstemon azureus H. and M. Dearing 1938-6-27 2164 Shasta near road to Butte Lake, Hat Crk Comment
  UC1063281  Penstemon azureus var. azureus P. L. Johannsen 1932-5-25 82 Shasta Salt Creek Redding Quadrangle 335 Comment
  UC335734  Penstemon azureus var. azureus J. G. Lemmon 1874-1 Shasta near Lassen's Peak; near Lassen's Peak Comment
  UC398701  Penstemon azureus var. azureus A. A. Heller 1926-4-24 13931 Shasta on Redding-Alturas Road along Sacramento River (Type coll. Fort Reading, on..Sacramento River..now..town..Redding (acc to Ewan); Fort Redding..10 mi se of Redding (acc to WLJ)); along the Sacramento River, (Fort Reading now Redding) Comment
  CHSC58046  Penstemon davidsonii var. davidsonii Veron H. Oswald 1992-5-28 4958 Shasta Lassen Volcanic National Park. Lassen Hwy. in Chaos Jumbles, ca. 1 mi E of Loomis Museum at Manzanita Lake. 1883 Comment
  RSA79100  Penstemon deustus subsp. deustus E. K. Balls, Percy C. Everett 1952-10-14 18197 Shasta Honn Creek Public Camp, Hwy 89, between Mt Shasta and Lassen Peak. 1037 Comment
  UCD124098  Penstemon deustus var. pedicellatus G. F. Hrusa; T. D. Wilfred 1996-6-10 12978 Shasta Lassen National Forest, west side of Hwy 44 approximately 200 meters north of Big Spring. 1422 Comment
  NY591823  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25714 Shasta Route 299, east of Burney 944.9 Comment
  RSA47772  Penstemon filiformis Roxana S. Ferris 1948-6-16 s.n. Shasta 1 mile north of Pollard Gulch on Hwy 99 between Dunsmuir and Redding Comment
  SEINET4927500  Penstemon filiformis Unknown 1916-6-24 12442 Shasta Between Lamoine and Sims Comment
  SFV18599  Penstemon gracilentus T. W. Nelson, J. P. Nelson 1987-7-6 2623 Shasta Cascade Range Just off Eskimo Hill Road, State Route 44. 1646 Comment
  CHSC54492  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-7-29 4776 Shasta East side of Hat Lake. 1950 Comment
  CHSC59145  Penstemon heterodoxus var. shastensis Vernon H. Oswald; Steve Mitchelson 1992-8-5 5139 Shasta Lassen Volcanic National Park. Meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. 1914 Comment
  SEINET3360900 Image available Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Lasen Volcanic National Park; Upper King's Creek Meadow 2225 Comment
  UCD84711  Penstemon heterodoxus var. shastensis Robert E. Preston 2009-7-7 2696 Shasta Ca. 10 mi SSW of Burney, at S end of The Gardens. 1490 Comment
  HSC101644  Penstemon heterophyllus var. purdyi J. P. Smith 2010-6-25 12972 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  SD46696  Penstemon laetus E. K. Balls, L. W. Lenz 1956-6-18 21810 Shasta roadside; 1 mi. se. towards Burney from crossroads State Hwy. 89 and U.S. Hwy. 299 1006 Comment
  CHSC1868  Penstemon neotericus M. Underhill 1952-8-1 Shasta 2133 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
  NY605197  Penstemon neotericus F. W. Pennell 1940-7-21 26218 Shasta Route 89; toward Lost Creek, Noble's Pass, Lassen National Park 1737.4 Comment
  HSC60629  Penstemon neotericus Carl Wishner 1978-7-1 534 Shasta Campground Rocky, Lassen National Forest 1220 Comment
  NY605185  Penstemon neotericus G. W. Gillett 1957-6-30 617 Shasta Along road shoulder of highway 44; 26.5 miles below (west) of Manzanita Lake Entrance Station. Lassen Volcanic National Park. 792.5 Comment
  NY605196  Penstemon neotericus F. W. Pennell 1940-7-21 26212 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1859.3 Comment
  SJSU551  Penstemon newberryi G. Witherspoon 1940-6-26 2149 Shasta near summit of Cinder Cone, Lassen Volcanic National Park 2103 Comment
  HSC21042  Penstemon newberryi R. G. Means 1962-7-5 82 Shasta 4.5 mi. from Hwy. 99 on Everitt Hwy. 2195 Comment
  CHSC35292  Penstemon newberryi var. newberryi M. S. Taylor; J. Prouty 1980-6-25 2961 Shasta Ridge west of Grizzly Peak Lookout, ca. 5 mi due e of Lake McCloud. 1889 Comment
  NY627353  Penstemon newberryi var. newberryi F. W. Pennell 1940-7-21 26216 Shasta Manzanita Lake, Lassen National Park 1767.8 Comment
  SEINET12291366  Penstemon procerus H. M. Hall, Babcock, E. B. 1903-1 4273 Shasta NE Shasta, Great Spring Hat Creek 1372 Comment
  CAS-BOT-BC239616  Penstemon rydbergii var. oreocharis Alice Eastwood 1912-8-22 1916 Shasta Battle Creek, Lassen Butte Region Comment
  NY651275  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-7-21 26228 Shasta Route 89, west of Summit Lake, Lassen National Park 1981.2 Comment
  SJSU553  Penstemon rydbergii var. oreocharis G. Witherspoon 1940-6-27 2131 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  UC1036205  Penstemon speciosus George W. Gillett 1953-7-18 282 Shasta vicinity Hat Lake (devastated area 1-2 mi below the lake, Lassen Volcanic National Park); Lassen Volcanic National Park, vicinity Hat Lake 1950 Comment
  CHSC88787  Perideridia bolanderi subsp. bolanderi R. Fischer 2004-7-3 292 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located near Juniper Trail ne. Camp 7. 1036 Comment
  UCD35709  Perideridia oregana Beecher Crampton 1960-6-15 5630 Shasta Fall River valley, Eastman Lake area, 2.5 miles north of Glenburn. 1066 Comment
  CAS-BOT-BC413633  Persicaria amphibia Alice Eastwood 1912-7-25 1427 Shasta Pitt to Baird Comment
  CAS-BOT-BC413634  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CHSC55250  Persicaria maculosa L. P. Janeway 1991-6-15 4028 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. At back edge of vegetation bordering the creek 120 Comment
  CHSC9249  Petrorhagia dubia G. Strausbaugh 1970-4-26 53 Shasta NW side of Whiskeytown Hwy. beside culvert where Whiskey Creek inlets lake. 370 Comment
  UCD112264  Petrorhagia dubia Christopher Mallek 2008-5-8 AC4- 32 Shasta Ash Creek. 876 Comment
  CHSC82648  Phacelia corymbosa L. P. Janeway 2001-7-8 7286 Shasta Klamath Ranges. Near an un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  CHSC55132  Phacelia egena L. P. Janeway 1991-5-10 3935 Shasta Battle Creek Wildlife Area. Large gravel bar bordering the north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 118 Comment
  SD120824  Phacelia egena L. R. Heckard, Robert Ornduff 1966-4-28 1487 Shasta Along California Highway 299,5.3 miles east of Buckhorn Summit, west of Redding. Comment
  UC1042325  Phacelia egena John Thomas Howell 1954-4-26 29175 Shasta 5 mi e Buckthorn Summit 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
  CHSC63574  Phacelia heterophylla subsp. virgata Vernon H. Oswald; Lowell Ahart 1994-5-12 6209 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
  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
  JEPS47380  Phacelia heterophylla subsp. virgata L. R. Heckard and Robert Ornduff 1966-4-28 1484 Shasta s-facing cliffs just n highway 299 (about 3 mi w of Ingot, 8 mi e of Bella Vista) Comment
  POM127627  Phacelia heterophylla subsp. virgata Milo S. Baker 1898-7-7 s.n. Shasta Upper Clover Creek. Comment
  CHSC88324  Phacelia linearis R. Fischer; J. Marr 2004-5-24 207 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  RSA74490  Phacelia mutabilis F. W. Peirson 1932-7-9 10291 Shasta Burney Spring. 1433 Comment
  JEPS91095  Phacelia purpusii Dean W. Taylor 1993-5-25 13497 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  HSC46255  Phacelia tanacetifolia M. Alcasas 1978-5-13 68 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  JEPS91089  Phacelia thermalis Dean Wm. Taylor with Glenn Clifton 1991-6-10 11904 Shasta on w margin of large clay playa 1 mi ne of Warner Grade Reservoir (Pit River Watershed, Soldier Creek); Pit River Watershed, Soldier Creek 1106 Comment
  HSC37563  Phalaris aquatica A. M. Montalvo, J. D. Ackerman 1975-7-16 556 Shasta Hwy 36 near Shasta-Trinity National Forest boundary. Comment
  CAS-BOT-BC128856  Philadelphus Mrs. H. C. Cantelow 1940-5-30 s.n. Shasta 7 miles S.W. of Montgomery Creek 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-BC72717  Philadelphus lewisii Jas. McMurphy 1914-6-10 s.n. Shasta Kennett Comment
  CAS-BOT-BC77391  Philadelphus lewisii G. B. Grant 1902-9-18 s.n. Shasta Redding 152 Comment
  CHSC9461  Philadelphus lewisii G. Strasbaugh 1970-5-30 97 Shasta Third cove nw Brandy Creek Swimming Area amid pile of boulders 30 ft. w of lake edge. 370 Comment
  UC1127347  Philadelphus lewisii H. R. Josephson 1933-6-2 13 Shasta Redding-Weaverville Road Weaverville Quadrangle Comment
  CAS-BOT-BC253536  Phleum alpinum Hans Leschke 1958-8-16 1547 Shasta Grassy Swales, Lassen Volcanic National Park 1965 Comment
  UC820529  Phleum alpinum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CAS-BOT-BC260882  Phleum pratense Virginia E. Long 1932-7-4 186 a Shasta Manzanita Lake 1767 Comment
  JEPS69992  Phlox speciosa subsp. occidentalis C. F. Rose 1935-4-28 25 Shasta Redding Comment
  CHSC88806  Phoradendron densum R. Fischer 2004-7-3 311 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located w. shore of Big Lake near Juniper Trail junction. 1010 Comment
  JEPS42580  Phoradendron densum Mrs. C. F. Rose 1935-3-18 Shasta Whiskeytown Comment
  CDA34538  Photinia serratifolia Ed Finley 2010-3-23 PDR# 1303785 Shasta Redding; Sacramento River Trail. 0 Comment
  CDA20011  Phragmites australis D. Marcum 2002-7-25 PDR P 120226 Shasta Northern California; Fall River. 0 Comment
  CAS-BOT-BC58850  Phyllodoce breweri Hans Leschke 1960-8-5 1683 Shasta Lassen Volcanic National Park - Summit Lake & Bear Lakes 2133 Comment
  JEPS66658  Phyllodoce breweri W. L. Jepson 1929-9-28 15317 Shasta nw slope of Lassen Peak above camp Lassen Peak 2438 Comment
  RSA659533  Phyllodoce breweri Gary D. Wallace 1990-6-29 2942 Shasta Cascade Range: Lassen Park, Emerald Lake, west side of lake, trail to Bumpass Hell. 2466 Comment
  UC485739  Phyllodoce breweri H. F. Copeland 1932-8-15 Shasta Mount Lassen, King's Creek Meadow (where the road crosses) King's Creek Meadow; Mount Lassen, King's Creek Meadow 2225 Comment
  UCD35831  Phyllodoce breweri Beecher Crampton 1964-8-26 7173 Shasta Lassen Volcanic National Park; head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  CAS-BOT-BC60757  Physaria occidentalis Frank W. Peirson 1926-6-23 6837 Shasta Trail to summit of Lassen Peak. Upper part of trail. Comment
  POM274955  Physocarpus capitatus Lyman D. Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA67248  Physocarpus capitatus Philip A. Munz 1951-9-15 16989 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  JEPS48373  Picea breweriana W. G. Schulz 1937-10-5 Shasta Castle Crags 1889 Comment
  CAS-BOT-BC73433  Picea engelmannii Carl B. Wolf 1930-10-17 1005 Shasta Very moist slope and creek bottom along Clark Creek. 1371 Comment
  SD11873  Picea engelmannii Carl B. Wolf 1930-10-17 Shasta creek bottom and slope along Clark Creek 1370 Comment
  UC1220424  Picea engelmannii J. I. Mallory 1962-8-16 237 Shasta along Clark Creek (at edge of Sec. 21); Quad 15D3, Clark Creek 1371 Comment
  RSA611380  Pilularia americana L. C. Wheeler 1935-3-31 3394 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks 198 Comment
  CAS-BOT-BC73382  Pinus albicaulis Elizabeth McClintock 1957-7-28 s.n. Shasta Near Lake Helen, Lassen National Park. Comment
  POM215877  Pinus attenuata L. C. Wheeler 1935-3-31 3411 Shasta Delta, Sacramento River. 396 Comment
  JEPS46780  Pinus contorta subsp. murrayana George W. Gillett 1957-9-11 1136 Shasta near w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  UC1219747  Pinus jeffreyi Paul F. Graves 1938-9-1 8469 Shasta Mt. Lassen Comment
  CAS-BOT-BC78924  Pinus monticola M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC72862  Pinus ponderosa William R. Dudley 1899-8-27 10 Shasta Near Sisson's Tavern, upper Sacramento R. Valley 1066 Comment
  SEINET5586348  Pinus sabiniana M. Bauer 2014-1 111214 Shasta ca. 10 mi N Redding on I-15, exit 689 to McColl, along road west of freeway near the off-ramp. 281 Comment
  UCSC008343  Piperia elongata Randall Morgan 1990-7-21 1909 -P, 1910-P Shasta Castle Crags State Park Comment
  CHSC61122  Piperia unalascensis Vernon H. Oswald; Lowell Ahart 1993-7-27 5714 Shasta Trail in Blue Lake Canyon, 0.6 mi E of the park boundary. Lassen Volcanic National Park. 2011 Comment
  JEPS121717  Plagiobothrys Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  JEPS85527  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 0.5 mi e Parkville Road (Anderson); Anderson Comment
  JEPS85530  Plagiobothrys fulvus var. campestris Walter S. Lennon 1982-3-21 Shasta 2.2 mi e North Balls Ferry Road (Coleman Fish Hatchery Road, Anderson); Anderson Comment
  UCD80153  Plagiobothrys greenei CNPS SN Foothill Team 2006-5-8 SNFN 0363 b Shasta Shasta Land Trust Easement, located on the Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  CDA13552  Plagiobothrys hispidulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13378 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS90091  Plagiobothrys hispidulus Carol Witham 1993-6-23 518 Shasta 300 meters n. of w. end of Brown Rd. Fall R. Valley (near crossing of PG & E gas pipeline); Pit R. watershed, Dana 7 1/2 Quad. 1990 ed. 1097 Comment
  SBBG21893  Plagiobothrys hispidus D. Myrick 1964-7-24 940 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  SEINET5732075 Image available Plagiobothrys nothofulvus J. Maze 1971-1 804 Shasta Junction Hwy 44 and Anderston Rd. Comment
  JEPS68114  Plagiobothrys shastensis M. A. King 1921-1 Shasta Anderson Comment
  RSA767677  Plagiobothrys shastensis Julie Nelson 2005-5-2 2005 -004 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles northeast of Redding 183 Comment
  UCD80158  Plagiobothrys stipitatus var. micranthus CNPS SN Foothill Team 2006-5-9 SNFN 0365 b Shasta Shasta Land Trust Easement, located in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area of the Hathaway Ranch. 268 Comment
  HSC49791  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9851 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC286  Plagiobothrys tener Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  UC726338  Plagiobothrys tener var. tener A. A. Heller 1940-5-28 15691 Shasta along the highway 5 mi w Hatchet Summit Comment
  UCD124393  Plantago coronopus John Thomas Howell 1954-4-26 29179 Shasta west of Tower House. Comment
  HSC72326  Plantago erecta J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9652 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UC719242  Plantago erecta F. G. Meyer 1938-4-3 1320 Shasta 17 mi n Red Bluff Comment
  CDA35630  Plantago erecta J. R. Keck Jr. 1980-5-16 PDR# 330180 Shasta Palo Cedro. 0 Comment
  CHSC27783  Platystemon californicus James T. Nicol 1978-3-27 8 Shasta Ca. 3.7 mi ese of Ono on Platina Rd. 289 Comment
  UC54570  Plectritis brachystemon H. M. Hall and E. B. Babcock June, 1903 4203 Shasta Sierra Nevada Mountains, Fall River Springs, north-eastern Shasta County Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 Comment
  UC890147  Plectritis brachystemon C. L. Hitchcock 1940-5-25 6594 Shasta 2 mi w of Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  RSA28005  Plectritis congesta subsp. brachystemon C. Leo Hitchcock 1940-5-25 6594 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  HSC49279  Plectritis macrocera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9852 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  SBBG26968  Plectritis macrocera C. L. Hitchcock 1940-5-24 6551 Shasta Hat Crk, ca. 20 mi W of Fall River Mills Comment
  CAS-BOT-BC254771  Poa bolanderi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  HSC100060  Poa bulbosa J. P. Smith, & J. O. Sawyer 2010-5-8 12859 Shasta Roadside W of Wildwood 958 Comment
  HSC72270  Poa bulbosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9641 Shasta Beegum Creek at Beegum Campground. 610 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
  CAS-BOT-BC255136  Poa cusickii subsp. epilis Gillett; Hans Leschke 1957-7-13 s.n. Shasta Below Sifford Lakes, on direct route to Devil's Kitchen Comment
  CAS-BOT-BC255919  Poa nervosa John Thomas Howell 1960-8-19 36183 Shasta Summit ridge, Brokeoff Mt., Lassen Volcanic National Park 2773 Comment
  CDA36865  Poa pratensis CDFA Staff 2001-6-6 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CDA37186  Poa pratensis CDFA Staff 2004-5-27 s.n. Shasta East of Pitville. 0 Comment
  CAS-BOT-BC247425  Poa pratensis John Thomas Howell 1960-8-22 36358 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CDA13099  Poa pratensis subsp. pratensis G. F. Hrusa, T. D. Wilfred 1996-6-11 13033 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/8 mile S of Big Spring, in low slightly moist area-remnant of upper end of spring. Lightly shaded understory of Jeffrey pine. Soils very sandy. Comment
  UCD144325  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-30 12889 Shasta Upper Sacramento Valley. East side of Sacramento River at corner of Gover Road and Sacramento River. About 3 miles south of Anderson. 110 Comment
  CAS-BOT-BC255238  Poa pringlei Lewis S. Rose 1945-9-4 45251 Shasta Summit Lassen Peak Highway, Lassen Volcanic National Park 2590 Comment
  HSC101796  Poa secunda subsp. juncifolia J. P. Smith, J. O. Sawyer 2011-6-16 13226 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  CHSC25170  Poa secunda subsp. secunda A. R. Jaegel 1968-4-27 140 Shasta 3 mi e of Platina along hwy. 36. Comment
  CAS-BOT-BC243200  Poa secunda subsp. secunda John Thomas Howell 1954-4-26 s.n. Shasta 5 miles E of Buckthorn Summit on road to Redding Comment
  UCD91563  Poa wheeleri A. A. Beetle 1941-6-30 2848 Shasta Lassen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  UCD91592  Poa wheeleri John Thomas Howell 1951-6-20 36542 Shasta Lassen Highway, 1 mile northwest of Lost Creek Bridge. 1798 Comment
  RSA530025  Pogogyne serpylloides D. W. Taylor, Glenn Clifton 1991-6-10 11903 Shasta Soldier Creek, 1 mile NE of Warner Grade Reservior. 1107 Comment
  SEINET7067174  Pogogyne zizyphoroides A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  SBBG21877  Polemonium californicum D. Myrick 1964-7-23 915 Shasta trail from Hat Lake to Paradise Meadow 2072 Comment
  CHSC71310  Polemonium micranthum Vernon H. Oswald 1998-6-22 9233 Shasta Summit Lake on Hwy. 44 5.9 road mi east of Hwy. 89 at Old Station. At the southwest edge of a lake. 1615 Comment
  JEPS8319  Polemonium pulcherrimum George W. Gillett 1953-7-16 278 Shasta on Lassen Peak Lassen Volcanic National Park, on Lassen Peak 2895 Comment
  CAS-BOT-BC231304  Polemonium pulcherrimum Hans Leschke 1957-9-20 s.n. Shasta Lassen Volcanic National Park, Lassen Peak plateau 3139 Comment
  CAS-BOT-BC170313  Polygala cornuta var. cornuta A. A. Heller 1905-5-31 7915 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC170314  Polygala cornuta var. cornuta Reed 1901-1-1 s.n. Shasta Shasta Comment
  CAS-BOT-BC170318  Polygala cornuta var. cornuta Mary Strong Clemens 1920-7-29 s.n. Shasta Castella Comment
  UC144503  Polygala cornuta var. cornuta A. A. Heller 1905-5-31 7915 Shasta near Middle Creek Station Comment
  SEINET10537776  Polygonum Mary Susan Taylor, James D. Jokerst Taylor 5507 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
  UC1326271  Polygonum amphibium var. stipulaceum Milo S. Baker 1947-8-13 11988 Shasta Summit Lake Mt. Lassen Nat. Park 2042 Comment
  CHSC94093  Polygonum aviculare R. Fischer 2005-5-23 454 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Growing outside of park along Rat Farm Road near the stockyard of the McArthur fairgrounds. 1010 Comment
  CAS-BOT-BC109122  Polygonum bidwelliae Dean Wm. Taylor 1987-8-5 9217 Shasta Extreme northeast portion of county, along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley 1341 Comment
  JEPS91067  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1991-6-10 11907 Shasta in woods on w margin of large clay playa 1 mi ne of Warner Grade Reservoir (Pit River Watershed, Soldier Creek); Pit River Watershed, Soldier Creek 1106 Comment
  JEPS91185  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1987-8-5 9217 Shasta extreme northeastern portion of the county, Clark Creek road at junction with Highway 89, opposite Cayton Valley 1341 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
  RSA530023  Polygonum bidwelliae D. W. Taylor 1991-6-10 11907 Shasta Soldier Creek, 1 mile NE of Warner Grade Reservior. 1107 Comment
  RSA79091  Polygonum davisiae E. K. Balls 1952-10-14 18205 Shasta Summit Pass, Lassen Peak, Hwy 89. 2595 Comment
  RSA113768  Polygonum davisiae George W. Gillett 1953-8-6 310 Shasta Summit area of Lassen Peak. 2866 Comment
  POM319196  Polygonum douglasii Patricia Wilder 1971-6-20 5104 Shasta Between Cassell Road and California Hwy 89, E of California State Hwy 299. Pit River drainage area; Cascade Range. 976 Comment
  UC1192346  Polygonum hydropiper Malcolm A. Nobs and S. Galen Smith 1949-7-19 1027 Shasta junction of river and Hat Creek (Hwy 299); Pit River Comment
  OBI10887  Polygonum parryi Robert F. Hoover 1968-5-28 11120 Shasta Clough Crk at Old Alturas Rd Comment
  CAS-BOT-BC419865  Polygonum polygaloides subsp. confertiflorum Alice Eastwood 1912-6-29 1022 Shasta Goose Valley Comment
  UC1221759  Polygonum polygaloides subsp. confertiflorum Beecher Crampton 1958-8-13 5090 Shasta 9 mi n Burney (n end of valley); Goose Valley 1066 Comment
  UC1543744  Polygonum polygaloides subsp. kelloggii Harold and Virginia Bailey 1948-8-27 2868 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC420170  Polygonum sawatchense subsp. sawatchense Herbert L. Mason; Verne Grant 1947-7-9 13288 Shasta Highway 299, just east of Hatchet Creek summit 1219 Comment
  CAS-BOT-BC109276  Polygonum shastense M. S. Jussel 1931-9-7 s.n. Shasta Mount Lassen. 2438 Comment
  CHSC60386  Polygonum shastense Mary Ann Showers 1992-6-27 2609 a Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  POM180950  Polygonum shastense M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen. 2439 Comment
  UC6735  Polygonum shastense W. H. Brewer 1863-9-26 2179 Shasta Lassen's Peak; near summit Comment
  UC77394  Polygonum shastense Mrs. R. M. Austin 1879-7-1 Shasta Lassen Peak; summit Comment
  UC850383  Polygonum shastense Alice Eastwood Aug 22 1912-Aug 26 1912 1856 Shasta Lassen Butte Comment
  CAS-BOT-BC421050  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-10 10488 Shasta State Highway #89 between Hat Creek Post Office and Shasta National Forest junction of U. S. 299. Comment
  CHSC63018  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart 1994-4-27 6123 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.34 mi E (clockwise) of the trailhead. 335 Comment
  CDA2356  Polypogon maritimus T. C. Fuller 1964-6-23 12243 Shasta North side of Hwy. 299 to Weaverville, ca. 5 miles west of Whiskeytown post office. 0 Comment
  UCD91199  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta East of Whiskeytown. Comment
  CDA12969  Polystichum imbricans G. F. Hrusa 1996-5-2 12913 Shasta Lassen National Forest; Near corner of Hwy 89 and USFS S16, on E side of 89. Comment
  POM120950  Polystichum imbricans subsp. imbricans Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC1584627  Polystichum kruckebergii Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5399 Shasta vicinity of Magee Peak (near Magee Lake); Lassen Nat'l Forest, Thousand Lakes Wilderness 2392 Comment
  CAS-BOT-BC102968  Populus trichocarpa John Thomas Howell 1960-8-22 36356 Shasta Manzanita Lake 1783 Comment
  RSA286344  Potamogeton amplifolius Robert F. Thorne 1974-7-29 45021 Shasta Lassen Volcanic National Park: Reflection Lake. 1793 Comment
  SEINET6842713  Potamogeton pectinatus P. B. Kennedy 1927-6-14 16 Shasta Pit River. Comment
  UC639575  Potentilla breweri Frank W. Peirson 1932-7-13 10171 Shasta Thousand Lake Basin 1950 Comment
  RSA0084029  Potentilla breweri F. W. Peirson 1932-7-13 s.n. Shasta In Big Meadow, Thousand-Lake Basin. 1951 Comment
  RSA85746  Potentilla flabellifolia F. W. Peirson 1932-7-15 10167 Shasta Wet margin of lake of lake on west slope of Mt. Magee, Thousand-Lake Basin 2195 Comment
  CDA36835  Potentilla gracilis CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CAS-BOT-BC158504  Potentilla millefolia A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  UC1543685  Potentilla millefolia Harold and Virginia Bailey 1948-8-27 2871 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC158503  Potentilla millefolia Ynez Winblad 1936-8-15 s.n. Shasta Shasta woods Comment
  CAS-BOT-BC158508  Potentilla millefolia Blanche Clear 1940-7-26 s.n. Shasta Badger Flat, Lassen Park Comment
  JEPS95262  Potentilla recta Glenn Clifton 1999-6-2 35990 Shasta NE of Redding ( Montgomery Creek, Hwy. 299) 652 Comment
  RSA0049615  Potentilla reptans Dean Wm. Taylor 2012-6-4 21236 Shasta Anderson, Safeway Gas Station on Interstate 5; growing in planting beds on the margin of the commercial area, and extending into the adjacent mowed (largely Festuca pratensis) lawn 128 Comment
  UC887918  Proboscidea louisianica subsp. louisianica Alice Eastwood 1912-7-26 1479 Shasta Kennet Comment
  JEPS117848  Prunus emarginata Julie Kierstead Nelson 2006-6-16 2006 -28 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  LA29352  Prunus emarginata Mary V. Hood; 1940-8-7 40- 151 k* Shasta Mt. Lassen National Park, Noble Pass 1828 Comment
  SEINET6165100 Image available Prunus emarginata Unknown 1982-8-25 s.n. Shasta Mcbride creek campground, mt shasta Comment
  UCD113513  Prunus subcordata G. F. Hrusa 1996-5-2 12877 Shasta Lassen National Forest; among boulders near summit of basalt cliffs, approx. 0.5 mile south of Old Station Trailer Park on Highway 44-89. 1470 Comment
  CAS-BOT-BC156389  Prunus virginiana var. demissa Mrs. D. B. McAllister 1918-4-29 20 Shasta Ydalpom (Ydaloom?) Comment
  CAS-BOT-BC156393  Prunus virginiana var. demissa Doris K. Kildale; J. W. Gillespie 1929-6-22 s.n. Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  UCD91515  Pseudoroegneria spicata G. F. Hrusa 1991-6-25 8454 Shasta Approx. 3 m. W of Fall River Mills. Pit River Drainage. 1100 Comment
  CAS-BOT-BC361724  Psilocarphus brevissimus var. brevissimus Alice Eastwood; John Thomas Howell 1940-6-11 7949 Shasta Near McArthur Comment
  JEPS40474  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1914-8-10 5761 Shasta Upper Fall River Valley, ne Shasta County Upper Fall River Valley 1036 Comment
  JEPS89386  Psilocarphus oregonus Dean W. Taylor 1991-6-14 11889 Shasta 1 mi w of Warner Grade Reservoir (on margin of northern most of 4 small ponds, Pit River Watershed); Pit River Watershed 923 Comment
  CAS-BOT-BC361854  Psilocarphus oregonus Alice Eastwood July 1 s.n. Shasta Burney Falls Comment
  CAS-BOT-BC146425  Ptelea crenulata Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  CAS-BOT-BC72677  Pteridium aquilinum W. B. C. 1938-9-2 11589 Shasta Along Sisson Southern Trail 1371 Comment
  HSC75066  Pterospora andromedea J. P. Smith, Thomas W. Nelson 1978-7-23 10064 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  SEINET6065401  Pterospora andromedea Kenneth Heil, Heil, Kenneth 2014-7-16 35233 Shasta Lassen National Forest. Ca .34 air miles southwest of Battle Creek Reservoir. Near junction of 32N18 and 32N17. Comment
  UC1553607  Puccinellia howellii Craig P. Martz 1988-6-14 274 Shasta n side of creek at junction of State Route 299 and Crystal Creek Road ((0.8 mi nw of Tower House)); French Gulch 7.5' Quadrangle, Willow Creek 414 Comment
  UCD113270  Purshia tridentata var. tridentata G. F. Hrusa; T. D. Wilfred 1996-6-10 12989 Shasta Lassen National Forest. NW side of Highway 44, 1 mile SW of USFS N12 to Twin Bridges. 1550 Comment
  CHSC89641  Pycnanthemum californicum R. Fischer 2004-7-3 259 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end, W shore, Big Lake at edge of mdw. Throughout park. 1008 Comment
  RSA246609  Pycnanthemum californicum Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42384 Shasta Shasta National Forest: Along Castle Creek c. 1 mile W. of Castle Crags State Park. Comment
  CAS-BOT-BC460855  Pyrola aphylla C. R. Quick 1953-8-2 53 -93 Shasta NE of Montgomery Creek Comment
  RSA0082799  Pyrola aphylla Marion Ownbey, Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mile south of Viola. Comment
  SBBG5365  Pyrola asarifolia H. and M. Dearing 1939-6-13 3645 Shasta Reflection Lake Comment
  CAS-BOT-BC462793  Pyrola dentata Blanche Clear 1938-7-12 s.n. Shasta Lassen Park: Reflection Lake Comment
  RSA0080487  Pyrola dentata Gary D. Wallace 1990-6-29 2946 Shasta Cascade Range: Lassen Park, Chaos Jumbles. Comment
  RSA0080610  Pyrola dentata C. Epling, Wm. Robison 1935-7-17 s.n. Shasta Lassen Peak: near Manzanita Lake. Comment
  UC21720  Pyrola picta I. W. Morse Shasta Shasta Comment
  CAS-BOT-BC466119  Pyrola picta Alice Eastwood 1912-7-12 1031 Shasta Burney Butte Comment
  CAS-BOT-BC105499  Quercus X morehus C. Hart Merriam 1919-11-8 s.n. Shasta Baird, McCloud River Comment
  HSC98258  Quercus berberidifolia Maggie Wolfe, Scott Brush, Ross Jones 1990-3-31 1 Shasta Next to Hwy. A16 1.0 mi N of Hwy. 36 732 Comment
  CAS-BOT-BC68629  Quercus chrysolepis Alice Eastwood 1921-7-31 11032 Shasta Shasta Springs Comment
  POM212068  Quercus chrysolepis Carl B. Wolf 1930-10-14 1743 Shasta 1 mile below Ingot, on Redding to Alturas Hwy. 305 Comment
  UC405490  Quercus chrysolepis Lewis C. Rosenbaum 1916-6-3 Shasta Castella, band of Sacramento River Sacramento River, Castella Comment
  UC484026  Quercus chrysolepis Carl B. Wolf 1930-10-14 Shasta 1 mi below Ingot (on the Redding to Alturas Highway) 304 Comment
  CAS-BOT-BC68637  Quercus chrysolepis William A. Dayton 1913-7-1 351 Shasta banks above Swift Creek 792 Comment
  JEPS37838  Quercus douglasii W. L. Jepson 1924-10-26 10665 Shasta near Whitmore; Old Crow Creek 609 Comment
  UCD56637  Quercus douglasii G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  HSC71869  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5806 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  CAS-BOT-BC94632  Quercus garryana C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek below Round Mt. Comment
  SD225804  Quercus garryana John M. Tucker 1968-9-14 4140 4 Shasta Beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299 975 Comment
  UC1583988  Quercus garryana G. Schoolcraft 1990-8-14 2124 Shasta n end Hogback Ridge (s of Fall River Mills) 1280 Comment
  UC1583989  Quercus garryana G. Schoolcraft 1990-8-14 2125 Shasta w of Hogback Ridge (s of Fall River Mills) 1097 Comment
  UC5599  Quercus garryana unknown 1451 Shasta Trinity Mountains Comment
  UCD14003  Quercus garryana John M. Tucker 1968-9-14 4140 -4 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD14008  Quercus garryana John M. Tucker 1968-9-14 4140 -9 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  CAS-BOT-BC62751  Quercus garryana var. breweri C. B. Wolf 1931-9-1 2385 Shasta Along the Pacific Highway, 28 mi. no. of Redding 609 Comment
  RSA300570  Quercus garryana var. breweri John Dourley, Walter Wisura 1982-10-15 3868 Shasta Lake Shasta Recreational Area, O'Brien off ramp of I 5, 0.2 mi on Shasta Cavern Rd. 549 Comment
  UCD46151  Quercus garryana var. breweri Carl B. Wolf 1931-9-1 2385 Shasta Pacific Highway, 28 miles north of Redding, Shasta County. 609 Comment
  CDA15446  Quercus garryana var. garryana J. M. Tucker 1968-9-14 4140 -5 Shasta Beside Hwy 89, 4.2 mi. SSE of jtn. w/Hwy 299. 975 Comment
  UC1193246  Quercus garryana var. semota K. Cuff 1949-8-1 100 Shasta 4.5 mi ne Platina 853 Comment
  UCD46706  Quercus kelloggii Mrs. C. F. Rose 1935-2-26 s.n. Shasta About 5 miles west of Redding, Shasta County, California. Comment
  CAS-BOT-BC105426  Quercus kelloggii William A. Dayton 1913-8-25 550 Shasta Screwdriver Creek, Summit Lake Range 1554 Comment
  UCD56636  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  UCD57121  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  UC60992  Quercus lobata Geo. B. Grant Sep 1902 5266 Shasta Redding Mount Shasta 0 Comment
  UC405356  Quercus wislizeni Franklin P. Nutting 1923-5-1 Shasta near Oak Run Comment
  CAS-BOT-BC134861  Quercus wislizeni W. R. Dudley 1899-8-18 s.n. Shasta By road to Shasta P.O. Comment
  SBBG21838  Raillardella argentea D. Myrick 1964-7-23 921 Shasta Hat Lake Comment
  UC711906  Ranunculus alismifolius var. alismellus Roxana S. Ferris and Laura Lorraine 1941-8-10 10450 Shasta Kings Creek Lassen National Park (upper meadows) 2240 Comment
  SDSU10094  Ranunculus aquatilis var. capillaceus D. F. Howe 1966-8-31 4305 Shasta Hat Creek, on LIO 14.4 miles south of north eantrance to Lassen National Forest. 1311 Comment
  CHSC84041  Ranunculus arvensis Lowell Ahart; John Dittes 2003-5-22 10212 Shasta In a ditch on the north side of the poor dirt road, about 250 yards northeast of the barn, about 1/8 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. 259 Comment
  CAS-BOT-BC378817  Ranunculus canus L. E. Smith 1900-5-2 s.n. Shasta Cottonwood Comment
  SEINET2441574  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14981 Shasta Southern Cascade Range: n Road 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown (Viola 7.5' Q.). 1261 Comment
  UC1024372  Ranunculus occidentalis George W. Gillett 1952-7-22 94 Shasta near Old Station (along State Hwy 89 ne of Lassen Volcanic National Park, on stream bank); Lassen National Forest, Hat Creek 1371 Comment
  CHSC118546  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21412 Shasta Bottom and sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  HSC48509  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9690 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CDA13305  Ranunculus sardous G. F. Hrusa, T. D. Wilfred 1996-4-3 12886 A Shasta Upper Sacramento Valley; Berm at entrance to sod farm on E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CHSC55267  Ranunculus sardous L. P. Janeway 1991-5-10 3947 Shasta Battle Creek Wildlife Area. South side of Coleman Hatchery Road and 1/2 mi north of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CAS-BOT-BC55836  Rhamnus W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Valley Comment
  POM244262  Rhamnus californica subsp. occidentalis Carl B. Wolf 1937-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 miles S of Flume Creek, 8/10 miles N of Mears Creak. 610 Comment
  UC64243  Rhamnus rubra H. M. Hall and E. B. Babcock Jun 1903 4228 Shasta ne Shasta County Sierra Nevada Mountains 1219 Comment
  RSA390658  Rhamnus rubra Christopher Davidson 1975-6-6 2716 Shasta 20 miles E of Redding on Hwy 44, on edge on unused but fairly new access road off Hwy 44. 640 Comment
  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
  UC1121763  Rhamnus tomentella subsp. tomentella P. L. Johannsen 1932-6-10 118 Shasta Cow Creek Redding Quad. 426 Comment
  UC144505  Rhamnus tomentella subsp. tomentella A. A. Heller 1905-5-29 7895 Shasta near Redding Comment
  UC144508  Rhamnus tomentella subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta near Redding 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
  HSC72330  Rhus aromatica J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9643 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  HSC84313  Rhus aromatica J. P. Smith, Thomas W. Nelson 1982-5-15 10422 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  UC1130572  Rhus trilobata H. R. Josephson 1933-6-21 23 Shasta Whiskytown 457 Comment
  CAS-BOT-BC108751  Ribes cereum John Thomas Howell 1964-5-13 40708 Shasta Lava flow just north of Hat Creek P.O. Comment
  SJSU7829  Ribes cereum Wm. Graf 1964-5-10 Shasta NE base of Bald Mt, 10 mi S of Fall R Mills Comment
  RSA0021092  Ribes inerme var. klamathense Carl B. Wolf 1941-7-24 11062 Shasta 8 mi. NE of Manton on road to Viola. 915 Comment
  UC501595  Ribes nevadense Frank W. Peirson 1932-7-14 10161 Shasta s Burney; 1000-Lake Basin 1950 Comment
  RSA0023956  Ribes nevadense Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC186277  Ribes roezlii var. roezlii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC186270  Ribes roezlii var. roezlii W. A. Dayton 1913-7-1 371 Shasta Shasta National Forest, Near Swift Creek 762 Comment
  CDA20144  Rigiopappus leptocladus D. Woods, Viola Peterson 2003-6-16 s.n. Shasta Northern California; 20 mi S of Pittville in Fall River Valley. 0 Comment
  JEPS89393  Rigiopappus leptocladus Dean Wm. Taylor with Robert A. Price 1988-6-1 9701 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299 (Burney Valley, Pit River Watershed); Burney Valley, Pit River Watershed, Black Ranch Road 944 Comment
  CAS-BOT-BC74671  Rorippa curvisiliqua George W. Gillett 1957-7-21 862 Shasta Juniper Lake - Cameron Meadow Trail. 300 yards north of trail summit. 2118 Comment
  CAS-BOT-BC5989  Rosa gymnocarpa Alice Eastwood 1912-6-29 945 Shasta Gppse Va;;eu Comment
  CHSC3375  Rosa multiflora Robert L. Smith 1966-5-14 31 Shasta Highway 299 20 miles N of Redding. Comment
  JEPS90473  Rosa pisocarpa Dean W. Taylor 1993-6-15 13648 Shasta ca. 4.5 mi. w. Gibson (Boulder Creek watershed on Forest Rd. 38N21); N. Coast Ranges, Trinity Mts. 944 Comment
  SEINET10540295  Rubus Jeffrey Huber 1971-6-10 Huber 290 Shasta 15 miles s of weed, on i-5 Comment
  CDA37727  Rubus armeniacus R. Breckenridge/K. Filippini 2009-7-15 s.n. Shasta Anderson. 0 Comment
  HSC27367  Rubus laciniatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19090 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  CAS-BOT-BC148362  Rubus leucodermis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  RSA748765  Rubus parviflorus K. M. Meyer, A. Townesmith 2007-7-25 161 Shasta Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi. on Hwy. 97, E side of road. 240 Comment
  UCR206741  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14966 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
  JEPS111010  Rubus ursinus J. K. Nelson 2001-5-3 2001 -14 Shasta Ellery Creek 30 feet above Gilman Road, McCloud River arm of Shasta Lake. 365 Comment
  JEPS44762  Rubus ursinus J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  JEPS44764  Rubus ursinus J. W. Blankinship 1911-5-3 Shasta Reading; <=Redding> Comment
  UC666162  Rubus ursinus H. P. Olmo and S. W. Brown 1941-6-12 41131 Shasta on US 199 4.6 mi s Redding Comment
  RSA639552  Rudbeckia klamathensis L. C. Wheeler 1952-9-23 6954 Shasta Castle Crag, south side 762 Comment
  SD237574  Rumex acetosella G. K. Helmkamp, E. A. Helmkamp 2009-6-10 14943 Shasta Southern Cascade Range: Alvord Road, p.2 mile south of ites junction with CA-44, junction is 1.1 miles east of Shingletown (Shingletown 7.5'Q) 938 Comment
  UCD55261  Rumex kerneri Larry Forero 2003-1 s.n. Shasta Valley region of Shasta County. Comment
  SDSU9726  Rumex salicifolius D. F. Howe 1966-8-30 4314 Shasta Clark Creek. 1067 Comment
  UCD101624  Rumex salicifolius P. B. Kennedy 1927-6-15 28 Shasta Pit-River. Comment
  CHSC88760  Rumex salicifolius var. salicifolius R. Fischer 2004-7-5 275 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and old Ranger Station. In mdw. 1008 Comment
  CHSC93004  Rumex salicifolius var. salicifolius R. Fischer 2005-7-15 602 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along main park road east of Crystal Springs at a marshy meadow. 1008 Comment
  CAS-BOT-BC434152  Rumex triangulivalvis J. E. Burgess 1930-8-1 299 b Shasta Lassen Volcanic National Park. Above Crimbough 2133 Comment
  UC935776  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-7-20 1034 Shasta marshy banks of Fall River at Glenburn; marshy banks of Fall River at Glenburn Comment
  UC935742  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-7-19 1016 Shasta Highway 299 Round Mountain Round Mountain Comment
  POM313179  Sagittaria latifolia Malcolm A. Nobs, S. Galen Smith 1949-7-19 1016 Shasta Round Mountain, Highway 299. Comment
  RSA69604  Sagittaria latifolia F. W. Peirson 1932-7-17 10326 Shasta Wallace Ranch. Goose Valley. 915 Comment
  POM360940  Salix arctica E. B. Copeland 1931-8-16 s.n. Shasta Mount Lassen, Shasta County. On the S shore of Emerald Lake 2370 Comment
  CAS-BOT-BC102835  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-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
  JEPS15356  Salix boothii W. L. Jepson 1929-9-28 15305 Shasta head of Manzanita Creek Lassen Peak 2438 Comment
  POM218991  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -a Shasta Mount Lassen. Above hwy about 1.5 km W of Helen Lake. 2500 Comment
  RSA201371  Salix boothii J. T. Howell 1960-8-21 36319 Shasta Kings Creek Meadow. 2210 Comment
  UC452722  Salix boothii E. B. Copeland 1931-8-17 3 Shasta above Mineral Rd. Mt. Lassen 2286 Comment
  UC482024  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UCD110745  Salix boothii John Thomas Howell 1960-8-23 36448 Shasta Lassen Loop above Little Hot Springs Valley. 2407 Comment
  CAS-BOT-BC102822  Salix boothii Hans Leschke 1960-8-8 1728 Shasta Upper Kings Creek Meadow, Lassen Volcanic National Park 2240 Comment
  CDA12914  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Lassen National Forest; Manzanita Creek, at crossing of USFS Rd. 31NS17 Approx. 1/3 m. E of Hwy 44. Comment
  JEPS85559  Salix gooddingii Walter S. Lennon 1983-5-3 Shasta Clear Creek Rd. 2.2 mi. w. of Hwy. 273 Redding Comment
  SBBG58899  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge at N end of Redding 180 Comment
  CAS-BOT-BC107823  Salix hindsiana A. A. Heller 1917-4-21 2995 Shasta Clear Creek 7 miles south of Redding in gravel. Comment
  CAS-BOT-BC107824  Salix hindsiana A. A. Heller 1917-4-21 12995 Shasta Clear Creek 7 miles south of Redding in gravel. Comment
  CAS-BOT-BC106884  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 691 Shasta near Sulphur Springs, Lassen Volcanic National Park Comment
  CAS-BOT-BC106888  Salix jepsonii Hans Leschke 1960-9-9 1813 Shasta above Kings Creek Falls 2063 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
  CAS-BOT-BC125424  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  CAS-BOT-BC125428  Salix lasiandra var. lasiandra Wm. Bridge Cooke 1939-8-10 13850 Shasta Along Mud Creek Comment
  SD995  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km north of La Moine, gravel bar 449 Comment
  UCD111562  Salix lasiandra var. lasiandra John Thomas Howell 1960-8-22 36322 Shasta Manzanita Lake. 1783 Comment
  CAS-BOT-BC125431  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 1750 Shasta Manzanita Lake 1781 Comment
  UC528169  Salix lasiolepis R. Bollaert 1934-12-20 1 a Shasta Kennett Squaw Creek (creek is tributary of Sacramento River) 152 Comment
  CAS-BOT-BC124497  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-18 583 Shasta Clear Creek Comment
  CAS-BOT-BC124509  Salix lasiolepis var. lasiolepis L. E. Smith 1913-4-12 624 Shasta Clear Creek Comment
  CAS-BOT-BC124511  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-26 594 Shasta Red Bluff 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-BC124862  Salix lemmonii John Thomas Howell 1961-6-20 36561 Shasta Dersch Meadows 1981 Comment
  SEINET3450724  Salix lucida subsp. lasiandra Lowell Ahart, John Dittes 2003-5-22 10203 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwestof Darah Springs State Fish Hatchery, about 1 1/8 miles west of the barn, about 150 yards south of the Coleman Canal, east of the poor dirt road 250 Comment
  CAS-BOT-BC125679  Salix melanopsis Mrs. H. P. Bracelin 1931-6-28 482 Shasta Redding, north of bridge at north end of town 180 Comment
  CAS-BOT-BC125680  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta On banks of the Sacramento at the bridge near Redding 156 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding Comment
  UC481915  Salix melanopsis Mrs. H. P. Bracelin 1931-6-28 482 Shasta n. of bridge at n. end of town Redding 180 Comment
  UC481918  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta ca. 1 km. w. Ingot (edge of Montgomery Creek); Montgomery Creek 315 Comment
  UC481251  Salix petrophila E. B. Copeland 1931-8-16 Shasta s shore Emerald Lake; Mt. Lassen 2370 Comment
  CAS-BOT-BC126127  Salix scouleriana John Thomas Howell 1960-8-22 36355 Shasta Manzanita Lake 1783 Comment
  RSA401521B  Salvia columbariae Mark Flippo 1978-5-13 49 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  HSC49124  Salvia columbariae J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9704 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  HSC14313  Salvia mellifera S. M. Clapp 1966-4-4 8 Shasta Along Carbon Canyon Rd. 61 Comment
  UC1606417  Salvia reflexa Barbara Ertter with Julie Kierstead Nelson 1993-5-16 11837 Shasta 2 air mi e junction of Oasis Road and Old Oregon Trail (Nelson residence on ne side of Redding); Redding 213 Comment
  CHSC42179  Salvia sonomensis Steven A. Conley 1986-4-7 12 Shasta Shasta Lake at O'Brian campground parking area, 18 mi n of Redding. 365 Comment
  CHSC9179  Salvia sonomensis G. Strausbaugh 1970-4-26 62 Shasta South bank of Whiskey Creek Inlet pond ca. 25 ft. from water's edge under small black oak. 371 Comment
  POM126745  Salvia sonomensis Milo S. Baker 1900-4-1 s.n. Shasta Canon of old Cow Creek Comment
  RSA89372  Salvia sonomensis E. K. Balls, Percy C. Everett 1953-10-14 18666 Shasta 10 mi. E of Trinity-Shasta Co. line, Hwy 299. 244 Comment
  UCR206564  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2009-6-13 14992 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  POM217114  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  SEINET13947657 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  SEINET10454810  Sanicula W. D. Stevens 1985-4-25 Stevens 23563 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS100734  Sanicula bipinnatifida Dean Wm. Taylor with Robert A. Price, Roy Buck and Rexford E. Palmer 1988-6-3 9735 Shasta Pit River region, Blue Jay Mountain, along USFS Road 35N46 0.8 miles S of junction with the road to Hogback Lookout 880 Comment
  UC1022534  Sanicula crassicaulis C. Ritchie Bell 1953-3-21 1390 Shasta 6.7 mi w of Redding (s of US Highway 299) Comment
  JEPS100720  Sanicula graveolens Dean W. Taylor 1987-6-5 8999 Shasta summit of Grizzly Peak 1905 Comment
  CAS-BOT-BC516181  Sanicula tuberosa Dana York 2012-5-19 3106 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 575 Comment
  CHSC63023  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6118 Shasta Bailey Cove Trail, on the W side of McCloud River Arm of Shasta Lake, ca. 0.15 mi E (clockwise) of the trailhead. 335 Comment
  UCD118032  Sarcodes sanguinea Harland Frederick 1923-6-1 s.n. Shasta Mt. Lassen. Comment
  UC501540  Saxifraga aprica Frank W. Peirson 1932-7-11 10157 Shasta s of Burney; 1000 Lake Basin 1950 Comment
  JEPS85543  Saxifraga californica Walter S. Lennon 1983-4-4 Shasta 5.7 mi sw of Ono (Platina Road) 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
  RSA0101550  Sceptridium multifidum H. H. Tracy 1913-08 s.n. Shasta Near Castella. Comment
  CAS-BOT-BC283645  Schedonorus pratensis Malcom A. Nobs 1949-6-15 783 Shasta Marsh at the junction of Pitt River and Hat Creek at Highway 299 Comment
  UCD126476  Schedonorus pratensis P. B. Kennedy 1927-6-13 s.n. Shasta Fall River, Fall River Mills. 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
  RSA92141  Schoenoplectus acutus var. occidentalis F. W. Peirson 1932-7-17 10339 Shasta Wallace Ranch. Goose Valley. 915 Comment
  JEPS96849  Scirpus congdonii Dean W. Taylor 1999-8-13 17328 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  JEPS102222  Scirpus microcarpus L. P. Janeway 2001-7-8 7275 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. Along dirt road. 1340 Comment
  UC1100833  Scirpus microcarpus S. Galen Smith, Malcolm A. Nobs, Herbert L. Mason 1949-5-29 751 Shasta Highway 299 marsh between Hat Creek and Pitt River Bridge; marsh between Hat Creek and Pitt River Bridge Comment
  UCR206943  Scirpus microcarpus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14962 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
  CHSC84105  Scleranthus annuus subsp. annuus Lowell Ahart; John Dittes 2003-5-12 10144 Shasta Near a marshy vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS47386  Scleranthus annuus subsp. annuus L. R. Heckard and Robert Ornduff 1966-4-28 1478 Shasta near highway grade n Burney (Cayton Creek Bridge, Cayton Valley); Cayton Creek Bridge, Cayton Valley Comment
  UC1736190  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-6-5 9782 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  CHSC65642  Scutellaria antirrhinoides Maria Ulloa-Cruz 1995-4-17 101 Shasta Shasta-Trinity National Forests. Waters Gulch Trail about 400 m from Packers Gulch crossing. 370 Comment
  SEINET4082421  Scutellaria austiniae C. Davidson 1975-1 2642 Shasta Highway 89, 10 miles north of junction with Highway 299. 914 Comment
  SBBG21880  Scutellaria nana D. Myrick 1964-7-24 939 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  UC54589  Scutellaria nana H. M. Hall and E. B. Babcock June, 1903 4223 Shasta Sierra Nevada Mountains, North-eastern Shasta County Sierra Nevada Mountains 1219 Comment
  UC584269  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2399 Shasta w of Fall River Mills (Saddle Mountain); Saddle Mountain 1310 Comment
  SBBG45099  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-17 6451 Shasta 3 mi E of Redding 152 Comment
  JEPS74068  Secale cereale Virginia Long 1931-5-11 59 a Shasta Anderson Comment
  SEINET10517206  Secale cereale Billy Joe Cox 1971-6-10 Cox 3501 Shasta 15 mi S of Weed on I-5. Comment
  CHSC84064  Sedella pumila Lowell Ahart; John Dittes 2003-5-12 10145 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET3441878  Sedella pumila Lowell Ahart, John Dittes 2003-5-12 10145 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
  UC1755225  Sedum obtusatum subsp. paradisum Dean Wm. Taylor with Joe Molter, Tom Engstron 2004-6-11 19103 Shasta Shirttail Peak (ca. 15 air mi NW of Redding), ridge forming margin of westerly watershed divide of Jic [sic] Gulch, 0.3 air mi SSW of summit of the peak; Trinity Mountains 1066 Comment
  UCR265769  Sedum sexangulare Peter F. Zika, Richard E. Brainerd, Julie Nelson 2014-6-12 26645 Shasta Cascade Range Foothills, Encanto Way 195 Comment
  UCD148879  Sedum spathulifolium Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8194 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with Old Mill Rd, where Fall Creek intersects Gilman Rd (goes under road through culvert). 372 Comment
  CAS-BOT-BC62100  Selaginella hansenii Baker; Nutting 1894-5-22 s.n. Shasta Oak Run Comment
  OBI29900  Selaginella wallacei Robert J. Rodin 1971-6-14 8466 Shasta At Slate Creek, about 35 miles north of Redding along Interstate 5. 701 Comment
  HSC67983  Senecio aronicoides J. P. Smith, J. O. Sawyer 1975-6-23 8311 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UC1537353  Senecio aronicoides Gordon H. True Jr. 1938-5-24 930 Shasta w of Fall River Mills; Soldier Mountain 1524 Comment
  UC1558218  Senecio aronicoides Harold and Virginia Bailey 1948-8-27 2928 Shasta Kings Creek meadow near picnic grounds; Lassen Volcanic National Park, Kings Creek Meadow 2164 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
  UC335850  Senecio fremontii var. occidentalis unknown Sept 1874 Shasta Lassen Peak Summit Comment
Read comments
May 23 2013
  UCD50411  Senecio hydrophilus Richard Taylor 2004-7-30 s.n. Shasta CA: Shasta Co.: Fall River Valley. 1005 Comment
  UC831909  Senecio integerrimus var. exaltatus E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC364259  Senecio triangularis Roxana S. Ferris; Laura Lorraine 1941-8-10 10473 Shasta Lassen National Park, near Summit Lake 2042 Comment
  HSC40181  Senecio triangularis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3139 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  CAS-BOT-BC364260  Senecio triangularis Hans Leschke 1960-8-5 1705 Shasta Lassen Volcanic National Park. Betw. Feather Lake & Lower Twin L. 1981 Comment
  HSC6173  Sericocarpus oregonensis Alma Ames Weigart 1922-8-22 Shasta Whitmore (33 mi. E of Redding) 681 Comment
  CAS-BOT-BC364722  Sericocarpus oregonensis subsp. californicus William A. Dayton 1913-8-25 556 Shasta Shasta National Forest. Not far from Upper Fenced Area Summit Lake Range 1706 Comment
  JEPS74069  Setaria viridis Virginia E. Long 1931-5-31 81 a Shasta w. of Stocker's place Anderson Comment
  UCD112370  Sherardia arvensis Christopher Mallek 2008-5-8 AC4- 28 Shasta Ash Creek. 876 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
  UC1558216  Sibbaldia procumbens Harold and Virginia Bailey 1948-8-27 2930 b Shasta Kings Creek meadow; Lassen Volcanic National Park 2164 Comment
  CHSC59987  Sidalcea celata Lorna K. Lilly 1989-4-17 11 Shasta Small population, ca. 0.3 mi w of Dry Creek, 3 mi s of Bella Vista at corner of Alturas Road, 3 mi e of Reddings. 137 Comment
  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
  OBI12319  Sidalcea hirsuta Robert F. Hoover 1968-5-28 11113 Shasta Redding Airport Comment
  UC871467  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-17 6448 Shasta 3 mi e Redding; e of Redding 152 Comment
  RSA60332  Sidalcea oregana subsp. oregana G. R. Campbell 1948-6-17 634 Shasta Between Clayton and Burney Falls State Park. Comment
  CHSC60367  Sidalcea oregana subsp. spicata Mary Ann Showers 1992-6-27 2661 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UC501512  Sidalcea oregana subsp. spicata Frank W. Peirson 1932-7-9 10273 Shasta Burney Spring 1432 Comment
  RSA95264  Sidalcea oregana subsp. spicata F. W. Peirson 1932-7-13 10182 Shasta Big Meadow, Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC384459  Silene antirrhina R. Bacigalupi 1934-5-28 2391 Shasta Kennett fume-denuded area, Kennett 274 Comment
  UC454239  Silene antirrhina I. J. Condit 1911-8-5 Shasta Castella Comment
  CHSC59136  Silene bernardina Vernon H. Oswald; Steve Mitchelson 1992-8-5 5147 Shasta Lassen Volcanic National Park. Ca. 0.1 mi N of the abandoned stone quarry on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.4 mi N of Lassen Hwy. 1926 Comment
  UCR206930  Silene bridgesii George K. Helmkamp, E. A. Helmkamp 2009-6-11 14953 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
  UCR206936  Silene bridgesii George K. Helmkamp, E. A. Helmkamp 2009-6-10 14930 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  CHSC63047  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6155 Shasta Waters Gulch Trail 1.3 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  JEPS95620  Silene campanulata subsp. glandulosa Vernon H. Oswald and L. Ahart 1994-4-27 6155 Shasta T34N R4W SE1/4 Sec. 20, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 1.3 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 335 Comment
  UC1036173  Silene douglasii George W. Gillett 1952-8-26 233 Shasta Reading Peak Lassen Volcanic National Park, Reading Peak 2621 Comment
  UC1036316  Silene douglasii Gillett 1952-8-11 178 Shasta approximately one-half mi below Bumpas Hell (between Bumpas Hell and Kings Creek Meadow); Lassen Volcanic National Park, btw Bumpas Hell and Kings Crk 2377 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
  UC725546  Silene douglasii A. A. Heller 1941-8-16 16297 Shasta along the Bumpas Hell trail a short distance from the parking place; along the Bumpas Hell trail 2438 Comment
  CHSC114586  Silene hookeri Samantha Mackey 1995-5-24 Shasta Shasta-Trinity National Forest. Harrison Gulch; upslope of Cottonwood Creek. 840 Comment
  CAS-BOT-BC389412  Silene lemmonii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  OBI77295  Silene lemmonii Anthony Baniaga 2011-6-18 375 Shasta Lassen NF. Along 26, W of hwy 89. Burney Mtn E quad. T34N R4E sec 15 SW of SW 1097 Comment
  UC1036165  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta on trail to Drakesbad two mi below Summit Lake (Lassen Volcanic National Park); , below Summit Lake 1905 Comment
  UC725364  Silene lemmonii A. A. Heller 1940-5-28 15683 Shasta on U.S. Highway #299, 2 mi e Hatchet Summit; e of Hatchet Summit Comment
  UC852899  Silene lemmonii Alice Eastwood Jun 29 1912-Jul 11 1912 910 Shasta Goose Valley Comment
  JEPS109884  Silene occidentalis subsp. longistipitata Dean W. Taylor 2005-6-28 19377 Shasta Goose Valley, 1 mile west of the northwestern end of the valley 1088 Comment
  CAS-BOT-BC175045  Silene suksdorfii John Thomas Howell 1960-8-19 36171 Shasta Summit ridge, Brokoff Mt. 2773 Comment
  CAS-BOT-BC175049  Silene suksdorfii Mary Ann Showers 1980-7-31 1956 Shasta On south side of summit of Loomis Peak, Lassen Volcanic National Park 2560 Comment
  CAS-BOT-BC175050  Silene suksdorfii Mary Ann Showers 1980-8-18 2004 Shasta Below summit of Lassen Peak (above latrines) on south -sw-facing slopes. Lassen Volcanic National Park 3078 Comment
  UC1036310  Silene suksdorfii George W. Gillett 1952-8-9 159 Shasta e shoulder of Lassen Peak , e shoulder Lassen Peak (Lassen Volcanic National Park) 2819 Comment
  UC1036325  Silene suksdorfii George W. Gillett 1952-8-16 190 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit area Lassen Peak (se face of peak, Lassen Volcanic National Park) 3048 Comment
  CHSC4358  Sisyrinchium bellum R. L. Smith 1966-5-13 Shasta Highway 299, 3 mi n of Redding. Comment
  SEINET3196851 Image available Smelowskia ovalis var. congesta George W. Gillett 1952-7-16 276 Shasta Lassen Volcanic National Park; Summit area of Lassen Peak 3110 Comment
  RSA0017008  Smilax californica I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16534 Shasta At Boundary Campground, along Highway 89, 8.4 miles SW of junction with Highway 299. [written on sheet: Hat Creek, corrected by James Hogue] 990 Comment
  UC844267  Smilax californica C. L. Hitchcock 1940-5-25 6595 Shasta below Pit Dam (2 mi w of Fall River Mills); Power Plant 1341 Comment
  SEINET12750031  Smilax californica H. M. Hall, Babcock, E. B. 1903-1 4009 Shasta Baird, McCloud River, upper Sacramento Valley 244 Comment
  CAS-BOT-BC35868  Solanum parishii S. B. Parish 1905-5-30 7899 Shasta 3 miles NE of Redding. Comment
  JEPS11990  Solanum umbelliferum J. W. Blankinship 1911-4-9 Shasta Redding Comment
  CDA11055  Solidago elongata G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-23 11445 Shasta Klamath Ranges; Canyon immediately E of French Gulch, 3 mi. N of Hwy. 299. End of road out of French Gulch. Comment
  SEINET3167632  Solidago spectabilis J. C. Semple, B. A. Suripto 1990-8-12 9301 Shasta CA-299 at Hat Creek Park, Shasta National Forest, near Pit River Comment
  CHSC88809  Solidago velutina subsp. californica R. Fischer 2004-7-3 314 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake in mdw. 1008 Comment
  JEPS16623  Solidago velutina subsp. californica Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3953 Shasta Millville 155 Comment
  CHSC35294  Sorbus californica M. S. Taylor; J. Prouty 1980-6-25 2986 Shasta At s side of jct 38N10 and jeep track north to 39N06, on Pacific Crest trail, ca. 6 mi s of Algoma campground and Hwy 89. 1706 Comment
  CDA2487  Sorghum T. C. Fuller 1968-8-28 17539 A Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  JEPS74078  Sorghum bicolor Virginia E. Long 1931-5-31 79 a Shasta e. of Cottonwood Ranch w. of Stocker's place 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
  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
  JEPS2866 Image available Sphaeralcea bakeri Milo S. Baker 1899-8-17 Shasta Lava beds of Fall River Valley. Comment
Read comments
Jun 12 2012
  HSC98223  Sphenosciadium capitellatum J. M. DiTomaso 1980-8-27 1933 Shasta Lassen Natl. Park, 1 mi. SW of Emerald Lake on Hwy. 89 2317 Comment
  RSA85250  Spiraea densiflora F. W. Peirson 1932-7-10 10162 -a Shasta Along stream, Thousand- Lake Basin Comment
  UCD38662  Spiraea douglasii Beecher Crampton 1956-8-20 3767 Shasta Castle Crag. 640 Comment
  UCD93155  Sporobolus indicus R. H. Gripp 1969-7-10 s.n. Shasta Ferd Kneer Ranch. Comment
  CHSC88808  Stachys ajugoides var. rigida R. Fischer 2004-7-4 313 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake, western shore. In mdw. 1008 Comment
  CAS-BOT-BC202910  Staphylea bolanderi John Thomas Howell 1927-4-7 2314 Shasta Near Potter Creek, canon [canyon] of the McCloud River 304 Comment
  CHSC54471  Stellaria borealis subsp. sitchana Vernon H. Oswald 1991-7-22 4758 Shasta Lassen Volcanic National Park. In Blue Lake Canyon ca. 0.2 mile east of the park boundary, ca. 3.25 miles (air) west-southwest of Lassen Peak. On a drainage on the north side of the North Fork of Bailey Creek. 1962 Comment
  CAS-BOT-BC391210  Stellaria longipes subsp. longipes Alice Eastwood 1912-6-29 819 Shasta Goose Valley Comment
  UC54463  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1901 4265 Shasta Hat Creek Sierra Nevada Mountains (e Shasta County) 1341 Comment
  UC1096391  Stephanomeria lactucina George W. Gillett 1953-8-21 341 Shasta 0.25 mi below Summit Lake (on trail to Corral Meadow, vicinity of Summit Lake); Lassen Volcanic National Park, Summit Lake 2011 Comment
  UC1037275  Stephanomeria tenuifolia Leo Whitney 1934-7-11 1759 Shasta 13 mi n Lassen Peak (s side of Logan Mountain); Lassen National Forest, Logan Mountain 1981 Comment
  HSC75623  Stipa lemmonii J. O. Sawyer, R. J. Cole 1982-6-16 Shasta Along Forest Service Rd. 38N53 at boundary with private property, McCloud Preserve. Comment
  OBI22272  Stipa occidentalis var. californica Robert F. Hoover 1940-9-21 4608 Shasta SE flank of Lassen Peak Comment
  CHSC30922  Streptanthus drepanoides M. S. Taylor 1980-8-14 3245 Shasta At jct of 28N28 and 29N43, ca. 1 mi n of Goat Camp. 1371 Comment
  CHSC68794  Streptanthus drepanoides Vernon Oswald 1997-6-7 8549 Shasta Southwest of Platina on Stuart Gap Rd. (FR 41), 0.6 mi south of FR 29N41, 5.3 mi south of Hwy. 36. At the base of a roadcut. 932 Comment
  CAS-BOT-BC87817  Streptanthus tortuosus Mrs. D. B. McAllister 1918-5-29 11 Shasta Ydaloom. Comment
  UCD116115  Streptanthus tortuosus Amelie C. Blyth 1950-7-16 s.n. Shasta south side of Lassen Peak. 2438 Comment
  UCSB27132  Streptanthus tortuosus Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground, 9 miles north of Loftus, along U.S. Highway 99 457 Comment
  CAS-BOT-BC87821  Streptanthus tortuosus Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13230 Shasta O'Brien, Shasta Lake. 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
  HSC40206  Styrax redivivus J. P. Smith 1976-5-22 8813 Shasta French Gulch-Carrville Rd. 732 Comment
  RSA8220  Styrax redivivus Elmer I. Applegate 1929-6-18 5749 Shasta Pollock, Sacramento River, 20 miles N of Redding. Comment
  HSC30724  Styrax redivivus Bernice McKeown 1974-7-5 Shasta Beside Lake Rd. N of Redding Comment
  RSA759708  Styrax redivivus James R. Shevock, Barbara Ertter 1992-6-13 12196 Shasta Squaw Creek. Along forest highway 27, 0.6 miles north of Squaw Creek Forest Service station, Shasta-Trinity National Foret. 366 Comment
  SEINET10465105  Symphoricarpos mollis Mary Susan Taylor 1980-6-10 Taylor 2807 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  RSA99354  Symphoricarpos vaccinioides F. W. Peirson 1932-7-11 10225 Shasta Forest borders about the lakes, Thousand-Lake Basin. Comment
  UC711831  Symphyotrichum spathulatum Roxana S. Ferris and Laura Lorraine 1941-8-10 10474 Shasta near Summit Lake; Lassen National Park 2042 Comment
  CDA37193  Taeniatherum caput-medusae CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  CHSC89704  Taraxacum officinale R. Fischer; J. Marr 2004-8-15 378 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Lava Springs Trail at camp 5, Crystal Springs. 1010 Comment
  CAS-BOT-BC85271  Taxus brevifolia Elmer I. Applegate 1921-10-16 3394 Shasta Castle Crags, Sacramento Canyon Comment
  UC484027  Taxus brevifolia Carl B. Wolf 1930-10-14 Shasta w of Burnet Mt. summit (on Redding to Alturas Highway, along Hatchet Creek); Hatchet Creek 914 Comment
  CAS-BOT-BC81328  Taxus brevifolia James McMurphy 1914-6-27 s.n. Shasta Bet. Coram & Balaklala Mine Comment
  JEPS95602  Tellima grandiflora Vernon H. Oswald and L. Ahart 1994-5-12 6202 Shasta T35N R5W SW1/4 SW1/4 Sec. 28, 1160 ft, Yellow Pine Forest. S side of Sugarloaf Creek just upstream from Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 353 Comment
  UC54377  Thermopsis californica var. argentata H. M. Hall and E. B. Babcock June, 1903 4168 Shasta vicinity Dana; Sierra Nevada Mountains 1097 Comment
  CDA37195  Thysanocarpus curvipes CDFA Staff 2010-6-15 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  HSC48873  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9856 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC857524  Thysanocarpus curvipes C. L. Hitchcock 1940-5-26 6598 Shasta ca 12 mi n Fall River Mills (lava beds); Fall River 1371 Comment
  CAS-BOT-BC66788  Thysanocarpus curvipes John Thomas Howell 1927-4-5 2300 Shasta Near Frazier Corners, 10 miles northeast of Redding. Comment
  POM298402  Tofieldia glutinosa subsp. occidentalis Blanche Clear 1940-7-24 s.n. Shasta King s Creek, Lassen Volcanic Park Comment
  RSA69283  Tofieldia glutinosa subsp. occidentalis F. W. Peirson 1926-6-23 6840 Shasta Trail to summit of Lassen Peak, from Drakesbad [Plumas Co. line], Lassen National Park Comment
  HSC48454  Tonella tenella J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9671 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 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
  CHSC66141  Torilis arvensis subsp. purpurea Vernon H. Oswald 1996-5-30 7674 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 3.2 mi E of the McCloud River Bridge. 457 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
  UC1540147  Trichostema simulatum Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9218 Shasta along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley; extreme NE portion of county 1341 Comment
  SEINET11114243  Trientalis borealis subsp. latifolia Unknown 1897-5-15 s.n. Shasta California Plants, collected near Pit River Ferry, Shasta County Altitude, 700 - 900 ft. Comment
  UC635171  Trientalis latifolia D. Tebbe 1929-7-21 136 Shasta Castle Crags Comment
  UCD123137  Trientalis latifolia Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7390 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC165517  Trifolium albopurpureum var. albopurpureum Milo S. Baker May 1896 Shasta Morley's Station Comment
  JEPS104271  Trifolium arvense Lowell Ahart 2003-5-22 10196 Shasta On the w side of a wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  RSA695521  Trifolium arvense L. Ahart 2003-5-22 10196 Shasta About 50 yards S of the Coleman Canal, about 1 1/8 mi W of the barn, 4 mi (air) W-SW of Darah Springs State Fish hatchery, about 11 mi (air) E-NE of Cottonwood. 259 Comment
  HSC85957  Trifolium bifidum J. P. Smith, J. O. Sawyer 1982-5-9 10401 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  JEPS85556  Trifolium bifidum var. decipiens Walter S. Lennon 1982-5-2 Shasta 3.1 mi sw Ono (Platina Rd) Comment
  UC485384  Trifolium bifidum var. decipiens Franklin P. Nutting 1896-5-22 Shasta Morley's Station Comment
  OBI78197  Trifolium breweri Lewis S. Rose 1940-6-10 40489 Shasta Hatchet Mt, 8 mi W of Burney 1311 Comment
  JEPS104355  Trifolium ciliolatum Lowell Ahart 2003-5-12 10148 Shasta About 100 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  UC485389  Trifolium ciliolatum Franklin P. Nutting 1900-5-23 Shasta Cow Creek Comment
  CHSC972  Trifolium depauperatum var. depauperatum P. Delaplane 1965-4-3 732 Shasta On W. side of Hwy. 299, 8 mi N. of Bella Vista. 914 Comment
  UCR138871  Trifolium depauperatum var. truncatum T. Gedik, T. Heinz, R. Siegle 1996-4-20 30 Shasta 0.4 mi from Hwy 36 on Route A-16 to Redding 701 Comment
  UCD112262  Trifolium dubium Christopher Mallek 2008-5-8 AC4- 29 Shasta Ash Creek. 876 Comment
  UC1537077  Trifolium eriocephalum var. eriocephalum Gordon H. True 1938-5-24 940 Shasta btew Lake Brtton and Pit #4 (Rock Creek) Comment
  CHSC84062  Trifolium hirtum Lowell Ahart; John Dittes 2003-5-22 10182 Shasta Just west of the gate, on the road, on the south side of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 271 Comment
  HSC100990  Trifolium hirtum J. P. Smith 2010-5-18 12871 Shasta Along Iron Mountain Road near the junction with road to Keswick. 233 Comment
  JEPS34724  Trifolium kingii var. productum Lauramay T. Dempster 1964-7-25 4052 Shasta s Lassen National Park (along North Fork Feather River on Old Bluff Rd, near streambed) Comment
  RSA82861  Trifolium longipes subsp. shastense J. M. Tucker 1951-8-3 2212 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  UCD111326  Trifolium macrocephalum V. C. Bryant 1937-5-10 s.n. Shasta Redding. Comment
  UC968635  Trifolium microcephalum C. L. Hitchcock 1940-5-17 6469 Shasta ca 3 mi e Redding Comment
  UCD35961  Trifolium microcephalum Beecher Crampton 1953-5-1 1197 Shasta 5 miles east of Redding. Comment
  JEPS104002  Trifolium microdon Lowell Ahart 2003-5-12 10154 Shasta About 100 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  UCSC008081  Trifolium piorkowskii Randall Morgan 2010-5-27 5034 Shasta Comment
  SD104406  Trifolium pratense Reid Moran 1978-6-25 26078 Shasta West of Little Roaring Creek. 740 Comment
  UCSC010052  Trifolium productum Dean W. Taylor, Nick Kroencke 2012-8-21 21297 Shasta Flume Creek watershed, canyon of Sacramento River, logging road 7.8 miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca. 9 miles SW of Dunsmuir) 1417 Comment
  POM28703  Trifolium productum Marcus E. Jones 1897-7-7 7445 Shasta Lassen's Peak. 1829 Comment
  CHSC93319  Trifolium repens R. Fischer 2005-5-21 556 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed of main park road along the west shore, south end, of Big Lake. Along length of park road. 1010 Comment
  NY50575  Trifolium shastense H. E. Brown 1897-5-15 362 Shasta Near Pit River Ferry 213.4 Comment
  POM27838  Trifolium variegatum Marcus E. Jones 1897-7-7 7444 Shasta Lassen's Peak. 1829 Comment
  SEINET7042839  Trifolium variegatum A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium Ca. 7.5 miles southwest of Redding. Redding quadrangle UTM Zone 10, 544246mE, 4485681mN. Comment
  RSA261657  Trifolium variegatum var. variegatum Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CHSC63065  Trifolium willdenovii Vernon H. Oswald; Lowell Ahart 1994-4-27 6137 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi E clockwise from the trailhead. 335 Comment
  UC144201  Trifolium willdenovii A. A. Heller 1905-5-25 7851 Shasta near Redding Comment
  CDA28305  Trifolium willdenovii T. C. Fuller 1976-5-5 20134 Shasta South side of Eureka Way (Highway 299) opposite Sunset Drive, west limits of Redding. 0 Comment
  UCD80392  Triglochin scilloides CNPS SN Foothill Team 2006-5-9 SNFN 0367 b Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 263 Comment
  CHSC61691  Trillium albidum Steven A. Conley 1986-4-7 1 Shasta Gilman rd, 1 mi e of I-5 hwy, 13 mi n of Redding. 420 Comment
  JEPS116606  Trillium albidum Julie Kierstead Nelson 2006-5-10 2006 -1 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy 36 and Rd. 29N28, about 50 miles W of Red Bluff 1036 Comment
  UC54196  Trillium albidum H. M. Hall and E. B. Babcock 1903-6-25 4285 Shasta N. Fork Battle Creek Sierra Neavda Mts., N. Fork Battle Creek Comment
  CHSC111310  Trillium chloropetalum Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne 2013-4-10 2013 -001 Shasta Wheeler Ranch north of Shasta Lake, along Squaw Cree; UTM Zone 10N, 57697E 453227N. Damp swale below Rd. 35N07. 480 Comment
  CAS-BOT-BC200087  Trisetum canescens Alice Eastwood 1912-6-29 916 Shasta Goose Valley Comment
  UC1024952  Trisetum canescens Leo Whitney 1935-6-25 3313 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 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
  UC1558247  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UC843591  Triteleia bridgesii C. L. Hitchcock 1940-5-17 6452 Shasta 3 mi e Redding 152 Comment
  JEPS103794  Triteleia crocea var. crocea Martin J. Lenz 2003-5-22 12 Shasta private access road off the Pit 5 Road; 1.5 mi (air) SW of Big Bend 668 Comment
  HSC3049  Triteleia hyacinthina C. L. Hitchcock 1940-5-27 663