Search Results — 2000 specimen records retrieved (1390 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
  CHSC4090  Acer circinatum Judy Potter 1967-5-18 302 Shasta near Sacramento River, Sweetbriar, Shasta Co., Calif. 6 mi. S. Dunsmuir, US99. 548 Comment
  UC525812  Acer circinatum Rimo Bacigalupi 1934-9-7 2331 Shasta 1/2 mi from Castella (mouth of Castle Creek, nw Shasta County); Mouth of Castle Creek, 1/2 mi from Castella Comment
  CAS-BOT-BC330595  Acer circinatum Laura M. Lathrop 1903-7-1 s.n. Shasta Shasta Retreat Comment
  UC70412  Acer circinatum Milo S. Baker 1898-7-8 402 Shasta near Stevens' (Upper Clover Cr.); , near Stevens' Comment
  UC73448  Acer circinatum Misses Jones and Alexander 1902-7-9 Shasta 2 mi from Kelley's; 2 mi from Kelley's Comment
  CAS-BOT-BC419725  Acer glabrum var. glabrum Julie Kierstead Nelson; Martin Lenz 2014-6-3 2014 -065 Shasta Van Sicklin Road, Forest Road 37N48, 4 miles south of McCloud Dam. 1432 Comment
  RSA486355  Acer glabrum var. torreyi Bruce Bartholomew, B. Anderson 1988-5-14 4213 Shasta 10 km NE of Montgomery Creek on State Highway 299 1160 Comment
  JEPS120210  Achillea millefolium Julie Kierstead Nelson 2012-5-5 2012 -033 Shasta Upper Sacramento River watershed; O'Brien exit Comment
  CAS-BOT-BC105055  Achnatherum lemmonii R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 878 Shasta Castle Crags State Park. Along Castle Creek Road, 1.5 road miles from Interstate 5 exit. NE side of road, across from 655 Comment
  UC717996  Achnatherum lemmonii David D. Keck 1944-7-10 5465 Shasta 2 mi w Platina (on middle fork of Cottonwood Creek); Trinity National Forest, Cottonwood Creek 883 Comment
  UCD50600  Achnatherum lemmonii A. A. Beetle 1942-5-21 3350 Shasta Shasta County, near Ingot. Oregon Oak Experimental Plot. Comment
  CAS-BOT-BC210855  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-22 36354 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UC768840  Achnatherum occidentale subsp. californicum R. F. Hoover 1940-9-21 4608 Shasta Lassen Peak, se flank Lassen Peak 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
  SEINET232952  Achnatherum occidentale subsp. occidentale L. R. Firestone, H Firestone 1983-8-11 8339 Shasta Lassen Nat. Vol. Pk ; Parking area for sites 43-44. 2237 Comment
  SEINET232907  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-11 8341 Shasta 2.6 mi west of junction of Cal 89 and 44 along roadside 1387 Comment
  UCD51414  Achnatherum stillmanii R. J. Day 1962-9-26 2 Shasta Latour State Forest. 1584 Comment
  SEINET3450924  Achyrachaena mollis Lowell Ahart, John Dittes 2003-5-12 10130 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 350 yards south of the barn 260 Comment
  UCD103813  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13086 Shasta Along the State Highway, one mile south of Redding. Comment
  UCD35717  Acmispon nevadensis var. nevadensis Beecher Crampton 1960-6-16 5663 Shasta Northeastern part of county, 3 miles north of Fall River Mills, east slope of Saddle Mtn. 1097 Comment
  HSC2125  Acmispon nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  UC1036290  Aconitum columbianum George W. Gillett 1952-7-29 128 Shasta vicinity Hat Lake (w. margin of Paradise Meadow); lassen Volcanic Nat'l Park, Paradise Meadow 2148 Comment
  UC203625  Aconitum columbianum A. A. Heller 1914-8-28 11724 Shasta e. side Mt. Eddy 1310 Comment
  CAS-BOT-BC391486  Aconitum columbianum subsp. columbianum Blanche Clear 1940-7-29 s.n. Shasta Paradise Meadow, Lassen Volcanic Park Comment
  CAS-BOT-BC391487  Aconitum columbianum subsp. columbianum Hans Leschke 1956-9-21 s.n. Shasta Lassen Volcanic National Park. Above Cold Boiling Lake 2316 Comment
  CAS-BOT-BC412898  Aconogonon davisiae Alice Eastwood 1912-8-22 1850 Shasta Lassen Butte Comment
  SBBG21857  Aconogonon davisiae D. Myrick 1964-7-22 912 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CAS-BOT-BC29312  Adenocaulon bicolor H. M. Hall; E. B. Babcock 1903-6-29 4284 Shasta North Fork Battle Creek, Mount Lassen 1219 Comment
  UC54125  Adenocaulon bicolor H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4284 Shasta North Fork Battle Creek; Mount Lassen, Battle Creek 1219 Comment
  HSC18434  Adenostoma fasciculatum T. F. Newman 1965-10-10 6567 Shasta S side of Whiskeytown Reservoir Comment
  JEPS97807  Adiantum X tracyi R. Raiche and K. Zadnik 1989-6-29 90178 Shasta N of Delte Whitlow creek (E side of Sacramento R.) 304 Comment
  CAS-BOT-BC69694  Adiantum aleuticum Geo. B. Grant 1902-9-1 25 Shasta Shasta Springs. Comment
  CHSC118381  Adiantum jordanii Sarah Tona 2015-4-13 16 Shasta Tributary to Little Cow Creek. 3/4 mile north of Donkey Mine and 0.6 mile northwest of Cornodo Mine. 105 miles northeast of Ingot. 0578786E / 4510376N UTM NAD83 +/-13 ft. 388 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
  JEPS123370  Adiantum shastense Sarah Tona 2015-3-9 1 Shasta Along USFS Road 35N25, near UPRR tracks, approx. 1 mi. east of Sugarloaf, north of Salt Creek Inlet, Shasta Lake. Bohemotash Mountain, 7.5' Q. Comment
  JEPS123377  Adiantum shastense Len Lindstrand III 2015-5-7 21234 Shasta Road to Sugarloaf Mountain, approximately 1.0 mile southwest of Lakeshore. Lamoine, 7.5' Q. Comment
  JEPS123384  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Dry Fork, at USFS Road 33N21/BLM Chappie-Shasta OHV Aren Road 2 crossing; approximately 3 mi west of Shasta Dam. Shasta Dam, 7.5' Q. Comment
  UC2036951  Adiantum shastense Dean Wm. Taylor with R. Falscheer, L. Lindstrand 2014-9-16 21512 Shasta McCandless Gulch (Highway 299 ca. 5 miles E of Ingot and ca. 30 miles E of Redding), along McCandless Gulch road, on a logging spur arterial thereto ca. 1 mile up from the highway Comment
  UCD149383  Adiantum shastense Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8201 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with entrance to Pine Pt. campground. 345 Comment
  UCD166843  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt.. 335 Comment
  CHSC118214  Adiantum shastense Len Lindstrand III 2015-5-20 21239 Shasta Unnamed stream approx. 0.5 mi west of Stein Creek, just upstream from confluence with Shasta Dam.. UTM 10T 0577306/4517397N. 332 Comment
  CHSC118379  Adiantum shastense Kevin Heidel 2015-5-14 11 Shasta West of Pit 7 dam on Forest Road 35N23. UTM 10T 0583955E / 4521834N 353 Comment
  HSC104373  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake 366 Comment
  HSC104374  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake 335 Comment
  CHSC93209  Aegilops cylindrica R. Fischer 2005-7-18 600 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a road bed near Horr Pond and camp 7, also obs. on roadbed along the upper end of Big Lake. 1010 Comment
  CDA35751  Aegilops triuncialis C. Yingst 2011-6-17 PDR# 1555674 Shasta Lakehead, Interstate 5 at Riverview Road, mile marker 42.5, north-bound on-ramp. 0 Comment
  CHSC116256  Aegilops triuncialis Barbara L. Wilson; Nick Otting 2015-5-29 18415 Shasta Pollard Gulch Day Use Area on the Sacramento River. 413 Comment
  CAS-BOT-BC202699  Aesculus californica Alice Eastwood 1923-5-28 11974 Shasta Delta Comment
  CAS-BOT-BC202700  Aesculus californica Mrs. D. B. McAllister 1918-4-29 21 Shasta Ydalpom Comment
  CAS-BOT-BC202701  Aesculus californica Elmer I. Applegate 1929-6-18 5741 Shasta Pollock, Sacramento River, 30 miles north of Redding Comment
  UCD117144  Aesculus californica K. M. Meyer; A. Townesmith 2007-7-25 158 Shasta Shasta County. 503 Comment
  CHSC85461  Agastache parvifolia G. F. Hrusa; T. D. Wilfred 1996-6-10 12991 Shasta Northern California. Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 Comment
  SJSU495  Agastache parvifolia G. Witherspoon 1940-6-25 2094 Shasta McArthur Burney Falls State Park 1219 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
  CAS-BOT-BC29442  Ageratina occidentalis Alice Eastwood 1917-9-2 6697 Shasta Shasta Springs 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
  JEPS29569  Ageratina occidentalis John Thomas Howell 1960-8-23 36454 Shasta e of Diamond Peak; Lassen Loop 2225 Comment
  UC1174976  Ageratina occidentalis P. C. Everett and E. K. Balls 1959-10-21 23912 Shasta 6.3 mi s Hat Creek Ranger Station (toward Cypress Camp) 1371 Comment
  CHSC105571  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-1 Shasta Southeast side of summit of Little Shoeinhorse Mountain on metasedimentary rock outcrops and cliffs. UTM NAD 83 Zone 10N; 0578572E, 4547558N. 1584 Comment
  JEPS89528 Image available Ageratina shastensis G. L. Stebbins Jr. and F. Ehrendorfer 1959-6-30 5968 Shasta 25 airline mi ne of Redding (1 mi e of Squaw Creek, on Flat Creek Road, about 300 ft above the road); Flat Creek Road Comment
  UCD128546  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2406 Shasta Hirtz Mountain. 1066 Comment
  RSA565118  Ageratina shastensis D. W. Taylor 1992-6-17 12794 Shasta Little Shoeinhorse Mountain: (Squaw Creek Watershed). 1600 Comment
  OBI63045  Agoseris grandiflora var. grandiflora David J. Keil 2004-7-10 30310 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
  OBI77287  Agoseris heterophylla Anthony Baniaga 2011-6-17 363 Shasta Lassen NF. Edge of Murken Lake Murken Bench quad T35N R5E sec 32 sW of SW 1085 Comment
  CAS-BOT-BC22799  Agoseris heterophylla Clarence Roy Quick 1964-6-20 64 -13 Shasta Just west of Burney 982 Comment
  CDA35521  Agoseris heterophylla J. R. Keck Jr. 1978-4-19 PDR# 330054 Shasta Jones Valley. 0 Comment
  JEPS35718  Agoseris heterophylla var. heterophylla Mrs. C. F. Rose 1936-5-8 47 a Shasta near, 20 mi ne of Redding Ingot Comment
  UC29349  Agoseris heterophylla var. heterophylla M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  JEPS95280  Agoseris retrorsa Vernon H. Oswald and Lowell Ahart 1994-4-27 6144 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.1 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 396 Comment
  SEINET10475110  Agoseris retrorsa Mary Susan Taylor 1980-6-10 Taylor 2813 Shasta T37N R4W wc sec 34. Dunsmuir quad. Sims Flat Road, N side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  JEPS45603  Agrimonia gryposepala A. A. Weigert 1922-8-22 Shasta Whitmore Comment
  SEINET10509771  Agropyron subsecundum Billy Joe Cox 1971-6-10 Cox 3500 Shasta 15 mi s of weed; on i-5. Comment
  UCD38660  Agrostis exarata Beecher Crampton 1956-8-20 3773 Shasta Castle Crag. 640 Comment
  SEINET10467620  Agrostis exarata Billy Joe Cox 1971-6-10 Cox 3174 Shasta 15 mi s of weed on i-5. Comment
  CHSC65286  Agrostis hendersonii Donald Burk 1995-9-1 Shasta Cascade Range Foothills. Between Argyle and Hartnell Rds., Enplan, Redding. 172 Comment
Read comments
Jan 17 2016
  JEPS28265  Agrostis idahoensis George W. Gillett 1957-7-9 688 Shasta about 2 mi s Box Springs (confluence of Hat Creek and Lost Creek n of Lassen Volcanic National Park) 1524 Comment
  UCD36248  Agrostis microphylla var. intermedia Beecher Crampton 1953-5-1 1200 Shasta Shasta County, 0.5 mile north of Redding Airport, 5 miles north of Anderson. 365 Comment
  UC1543796  Agrostis oregonensis Harold and Virginia Bailey 1948-8-28 3064 e Shasta Sulphur Works Lassen Volcanic National Park 2133 Comment
  UC815110  Agrostis oregonensis Alice Eastwood Jun 29 1912-Jul 11 1912 975 Shasta Goose Valley Comment
  UCD37059  Agrostis stolonifera Beecher Crampton 1956-8-20 3775 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD53771  Agrostis variabilis A. A. Heller 1942-9-7 16534 Shasta Northern end of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  SEINET11102722 Image available Allium amplectens J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31411 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  RSA27022  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  UC1036321  Allium campanulatum George W. Gillett 1952-8-11 182 Shasta 1/2 mi below Bumpus Hell (trail from Bumpus Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  CAS-BOT-BC464498  Allium campanulatum F. W. Peirson 1932-7-12 s.n. Shasta 1000- Lake Basin 1950 Comment
  SEINET8467054 Image available Allium campanulatum Cooke, Pinkava, Keil, Weber 1969-1 2162 Shasta 1.2 miles North of South entrance to Lassen volcanic National Park, Rt 89 Comment
  JEPS91051  Allium membranaceum Dean W. Taylor 1988-6-2 9726 Shasta at crossing of raod from Big Bend to Iron Canyon Reservoir ((Forest Road 38N11), Pit River Watershed, Kosk Creek); Pit River Watershed, Kosk Creek 624 Comment
  UC119984  Allium platycaule Mrs. R. M. Austin Aug. 1896 444 Shasta Lassen Peak Comment
  SEINET10471998  Allium siskiyouense Mary Susan Taylor 1980-6-25 Taylor 2963 Shasta T38N R1W ne sec 21 to n half sec 20 Big Bend quad; Shasta-Trinity Natl Forest; Grizzly Peak and ridge W of peak, ca. 5 mi due E of Lake McCloud. With J. Prouty. 1906 Comment
  SEINET3151681  Allocarya tenera L. S. Rose 1940-6-10 40485 Shasta hatchet Mt., 8 miles W of Burney 1311 Comment
  UC879965  Allophyllum divaricatum A. A. Heller 1916-7-23 12497 Shasta between McCloud and Sacramento rivers Comment
  SBBG27983  Allophyllum gilioides C. L. Hitchcock 1940-5-24 6564 Shasta Hat Crk, W of Fall River Hills Comment
  UC879968  Allophyllum gilioides subsp. gilioides Alice Eastwood 1912-6-28 694 Shasta Burney 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
  CHSC59153  Alopecurus aequalis Vernon H. Oswald; Lowell Ahart 1992-7-9 5088 Shasta Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. Lassen Volcanic National Park. 2017 Comment
  UCD32750  Alopecurus aequalis Beecher Crampton 1954-7-9 2204 Shasta Shasta County, 1.8 miles west of Burney, along US highway 299. 914 Comment
  UCD55828  Alopecurus aequalis Beecher Crampton 1954-7-9 2204 Shasta along US Hwy. 299, 1.8 miles west of Burney. 914 Comment
  UCD55906  Alopecurus geniculatus August L. Hormay Date Unknown s.n. Shasta between Hat Creek and Coppervale. Comment
  CAS-BOT-BC137982  Alopecurus pratensis John Thomas Howell 1952-6-13 28328 Shasta 2 miles north of Castle Crags. Comment
  RSA297006  Amorpha californica A. E. Wieslander 1929-9-9 s.n. Shasta Near Montgomery Creek 30 miles from Redding on Alturas Highway. Comment
  CAS-BOT-BC180555  Amorpha californica var. californica Alice Eastwood 1912-7-25 1449 Shasta Pitt to Baird Comment
  JEPS35497  Amorpha californica var. californica A. E. Wieslander 1929-9-9 Shasta on Alturas hwy 30 mi from Redding (near Montgomery Creek) Comment
  CAS-BOT-BC222295  Amsinckia Alice Eastwood; John Thomas Howell 1940-6-11 7923 Shasta Near Fall River Mills Comment
  HSC46274  Amsinckia intermedia Christopher Knopp 1978-5-13 49 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC49134  Amsinckia intermedia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9695 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  SBBG28453  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Crk, W of Fall River Hills Comment
  RSA0089708  Amsinckia intermedia A. A. Heller 1926-4-24 13928 Shasta North end of Anderson. Comment
  CHSC89667  Anaphalis margaritacea R. Fischer; J. Marr 2004-9-27 344 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She waterways. 1008 Comment
  CAS-BOT-BC45202  Anaphalis margaritacea John Thomas Howell 1960-8-22 36383 Shasta Lassen Volcanic National Park, Anklin Meadows 1889 Comment
  UCD56082  Andropogon virginicus R. Tofsrud 1948-10-1 s.n. Shasta about 2 mi. south of Redding. Comment
  CHSC48693  Anemone occidentalis Vernon Oswald 1986-8-20 2287 Shasta North side of Emerald Lake, Lassen Volcanic National Park. On the edge of the lake. 2468 Comment
  POM213954  Anemone occidentalis H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Emerald Lake. 2500 Comment
  UCD95484  Anemone oregana var. oregana G. F. Hrusa; T. D. Wilfred 1996-6-11 13041 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. 1615 Comment
  CDA40898  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-22 13340 Shasta Lassen National Forest; Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. Sheet 2 of 2 Comment
  HSC71478  Angelica californica J. M. DiTomaso 1980-8-26 1925 Shasta 0.5 mi W of turn-off to Big Bend on Hwy 299 to Alturas 930 Comment
  CHSC96195  Antennaria argentea R. Fischer 2006-5-14 969 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a dry grassy slope just ne of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  UC54131  Antennaria argentea H. M. Hall and E. B. Babcock 1903-6-19 4147 Shasta (north-eastern Shasta County) South Fork Bear Creek; Sierra Nevada Mountains 1341 Comment
  HSC68069  Antennaria argentea J. P. Smith, J. O. Sawyer 1976-5-9 8718 Shasta Hwy. 299, 2 mi. E of Grass Valley Creek Bridge Comment
  SBBG16033  Antennaria corymbosa D. Myrick 1961-6-23 337 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  RSA93634  Antennaria corymbosa F. W. Peirson 1932-7-15 10231 Shasta On E slope of Mt. Magee. Thousand Lake Basin. 2195 Comment
  CHSC2119  Anthoxanthum odoratum H. Silberman; D. Isaac 1949-4-26 Shasta 1 mi. E. Keswick Dam 167 Comment
  CHSC65817  Antirrhinum cornutum L. P. Janeway 1995-6-17 4788 Shasta Backbone Ridge; along Backbone Ridge Road 3.2 mi west of Dry Creek Road. 448 Comment
  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
  RSA0009190  Antirrhinum cornutum R. C. Bacigalupi 1934-5-28 2389 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  UCD66732  Apera interrupta G. F. Hrusa 1991-6-26 8479 Shasta Pit River Drainage. Approx. 1 mile N of MacArthur at S end of MacArthur Swamp. 1000 Comment
  CDA13555  Apocynum androsaemifolium G. F. Hrusa, T. D. Wilfred 1996-7-22 13381 Shasta Lassen National Forest; along Hwy 89 approx. 3 miles S of entrance to Lassen Nat. Park. Comment
  UCD121229  Apocynum androsaemifolium Gerald Dickinson 1963-7-2 70 Shasta West side of Burney, US Highway 299. 962 Comment
  UCD95526  Aquilegia formosa Amelie C. Blyth 1950-7-16 s.n. Shasta Along foot trail from highway to Bumpass Hell, Lassen Volcanic National Park. Comment
  CHSC89653  Aquilegia formosa var. formosa R. Fischer; J. Marr 2004-9-27 339 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She pond. 1010 Comment
  CHSC89654  Aquilegia formosa var. formosa R. Fischer 2004-7-5 322 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail W of Ya-She campsites. In the middle of a mdw. 1010 Comment
  POM270626  Aquilegia formosa var. pauciflora Lyman Benson 1930-7-18 2214 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  SEINET10334898 Image available Aquilegia formosa var. truncata H. E. Brown 1897-1 Shasta near Pit River Ferry Comment
  CDA24654  Arabis holboellii var. pinetorum Sterling O. Mattoon 1970-5-31 Shasta Red Mountain Summit, north of Big Bend. 0 Comment
  JEPS53069  Arabis pycnocarpa var. pycnocarpa M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  RSA66230  Arabis suffrutescens F. W. Peirson 1932-7-11 10151 Shasta Forest floor of the interlake region. Thousand-lake Basin. 1951 Comment
  JEPS105126  Arabis suffrutescens var. suffrutescens Dean W. Taylor 1993-7-9 13824 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS98752  Aralia californica Julie Kierstead Nelson 2000-9-7 2000 -44 Shasta 1 mi W of Castle Crags State Park (North Fork Castle Creek at Road 25 crossing); Shasta-Trinity National Forest, Mt. Shasta Ranger District 792 Comment
  RSA97454  Arceuthobium americanum F. W. Peirson 1932-7-14 10136 Shasta Thousand-Lake Basin. 1951 Comment
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  CAS-BOT-BC407788  Arceuthobium campylopodum Lewis S. Rose 1945-9-3 45229 Shasta Manzanita Lake 1783 Comment
  RSA624480  Arceuthobium campylopodum Louis C. Wheeler 1958-8-24 7435 Shasta Shasta Lake. 1/2 mi. northwest of mouth of Cove Creek. Comment
  CHSC97968  Arceuthobium occidentale R. L. Mathiasen 2005-2-22 503 Shasta 0.6 km southwest of Highway 299 on road to Carr Powerhouse. Whiskeytown National Recreation Area. UTM 10T 4499806 N; 531648 E (Datum NAD 27CONUS). 380 Comment
  UC1543722  Arctostaphylos Harold and Virginia Bailey 1948-8-25 3006 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UCR52386  Arctostaphylos canescens Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 69 Shasta Basin Gulch Campground 1000 Comment
  SEINET11987148  Arctostaphylos canescens subsp. malloryi J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Iron Mountain Comment
  JEPS121036  Arctostaphylos klamathensis Dean W. Taylor 2012-8-22 21303 Shasta Trinity Mountains; westerly flank Chicken Hawk Hill along Forest Road 38N21 just south of the crossing of Slate Creek Comment
  JEPS117851  Arctostaphylos manzanita Julie Kierstead Nelson 2006-6-16 2006 -25 Shasta Girard Lookout, 2 miles southwest of Castle Crags. 1463 Comment
  UCR7815  Arctostaphylos manzanita Wm. Horn Jr. 1967-2-20 670220- 01 Shasta 9 mi east of Oak Run 1113 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
  RSA96865  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1954-10-15 20309 Shasta Hwy 36, 0.8 mi. s.e. of Platina, between Fortuna and Red Bluff. Comment
  CAS-BOT-BC38601  Arctostaphylos manzanita subsp. wieslanderi Walter Knight; Irja Knight 1979-9-7 3429 Shasta State hwy 44 west of Shingletown 640 Comment
  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
  UCD52035  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major, Jim Mallory, and Roman Gankin 1962-3-15 344 Shasta 1 mile NNE of summit of Black Butte; eastern Shasta County in vicinity of Shingletown. 646 Comment
  CAS-BOT-BC45467  Arctostaphylos nevadensis John Thomas Howell 1960-8-22 36385 Shasta Anklin Meadows. 1889 Comment
  JEPS105105  Arctostaphylos nevadensis Dean W. Taylor 1993-7-9 13809 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  SEINET11990945  Arctostaphylos nevadensis W. Knight, Knight, I. 1983-1 4890 Shasta Emerald Lake on loop highway through Lassen Volcanic National Park 2423 Comment
  CAS-BOT-BC46528  Arctostaphylos patula Walter Knight; Irja Knight 1983-9-15 4891 Shasta Bridge Campground in Lassen National Forest on Hat Creek. 1219 Comment
  CAS-BOT-BC46532  Arctostaphylos patula Mrs. Anna Kidder 1924-2-1 s.n. Shasta Burney. Comment
  JEPS38844  Arctostaphylos patula W. L. Jepson 1914-8-11 5770 Shasta ne Shasta Co. Upper Fall River Valley 1036 Comment
  RSA134778  Arctostaphylos patula P. C. Everett, E. K. Balls, George B. Everett 1959-10-21 23916 Shasta 6.3 mi. W. of Shingletown along Hwy 44 to Redding. 457 Comment
  RSA148812  Arctostaphylos patula I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16542 Shasta Along Calif. Highway 44, 2 mi. W of Lassen National Park. Comment
  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
  UCD53423  Arctostaphylos patula P. L. Johannsen 1932-6-28 151 Shasta 3 1/2 miles SE of Gregory; near Salt Creek. 304 Comment
  POM286021  Arctostaphylos patula Lyman Benson 1929-3-26 1065 Shasta Mountain Springs, Pacific Highway. Comment
  SJSU3766  Arctostaphylos patula C. W. Sharsmith 1963-6-15 7056 Shasta NW boundary Lassen Volcanic National Park 1767 Comment
  HSC40079  Arctostaphylos viscida J. O. Sawyer 1969-3-30 769 Shasta Near Gas Point Comment
  HSC67165  Arctostaphylos viscida J. P. Smith 1972-3-19 5079 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  RSA202115  Arctostaphylos viscida Freed W. Hoffman 1946-5-28 995 Shasta Burney Park. Comment
  UCSB23682  Arctostaphylos viscida McMinn, Howard 1931-5-28 Shasta SE Redding airport Comment
  CAS-BOT-BC47003  Arctostaphylos viscida subsp. viscida John Thomas Howell 1927-4-6 2309 Shasta Near Whiskeytown. Comment
  CAS-BOT-BC47041  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1919-10-18 s.n. Shasta Baird Fish Hatchery, McCloud River. 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
  CAS-BOT-BC47037  Arctostaphylos viscida subsp. viscida Milo S. Baker 1933-4-21 7426 Shasta 35 mi. n. of Redding on Pac. Hwy. Comment
  OBI14488  Arctostaphylos viscida subsp. viscida H. E. McMinn 1931-5-22 1994 Shasta SE Redding Comment
  SEINET10512681  Aristida oligantha Virginia E. Long 1932-7-21 Long 190 A Shasta Anderson (1 mile N of). Covering swampy ground. 132 Comment
  CDA36311  Aristolochia californica CDFA Staff 1981-1 Shasta Sacramento River bank. 0 Comment
  UC2027200  Arnica discoidea Anthony Baniaga 2011-6-18 376 Shasta Lassen National Forest. Along 26, W of Highway 89, near water tank. Burney Mountain East quadrangle Comment
  CAS-BOT-BC82401  Arnica discoidea Ellsworth Bethel s.n. Shasta Montgomery Creek Comment
  JEPS12513  Arnica longifolia George W. Gillett 1955-8-14 485 Shasta Helen Mountain (w face) Helen Mountain 2590 Comment
  HSC4705  Arnica mollis D. E. Anderson 1962-8-5 2302 Shasta Panther Meadows, Mt. Shasta 2287 Comment
  CAS-BOT-BC85147  Arnica nevadensis John Thomas Howell 1960-8-19 36173 Shasta Lassen Volcanic National Park, Summit ridge, Brokeoff Mt. 2773 Comment
  CHSC30201  Arnica venosa M. S. Taylor 1980-7-10 3125 Shasta By jeep rd, at point in 33N21, ca. 7 mi W of Shasta Dam. 731 Comment
  CHSC30205  Arnica venosa M. S. Taylor 1980-7-14 3126 Shasta On S side of 33N05, ca. 9.4 mi W of Shasta Dam. 914 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
  SEINET10473592  Arnica venosa Mary Susan Taylor 1980-6-10 Taylor 2800 Shasta T37N R4W c sec 29. Dunsmuir quad. On E-facing road embankment, W side of Sims Flat Road, ca. 1/8 mi N of Sims Lookout turnoff, Shasta Natl Forest, ca. 8 mi SSE of Castella. 914 Comment
  SEINET1783587  Arnica venosa Unknown s.n. Shasta Salt Creek [Sierra Nevada Mountains] 427 Comment
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Jan 25 2015
  CAS-BOT-BC105060  Arrhenatherum elatius R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 883 Shasta Castle Crags State Park. Along Castle Creek Road, 1.5 road miles from Interstate 5 exit. NE side of road, across from 655 Comment
  SEINET3919511  Arrhenatherum elatius Fred W. Hoffman 1946-6-5 1707 Shasta Burney Park.; 0 Comment
  CAS-BOT-BC90463  Artemisia douglasiana L. E. Smith 1914-7-4 746 Shasta Castella Comment
  JEPS116595  Asarum caudatum Julie Kierstead Nelson 2006-5-10 2006 -4 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
  CAS-BOT-BC400682  Asarum hartwegii Alice Eastwood 1912-6-29 729 Shasta Goose Valley Comment
  CAS-BOT-BC400684  Asarum hartwegii Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16538 Shasta Along Calif. St. Highway 89, 8.2 mi. NE of E entrance to Lassen National Park Comment
  UC6186  Asarum hartwegii M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley Comment
  RSA70329  Asclepias cordifolia F. W. Peirson 1932-7-12 s.n. Shasta Thousand Lake Basin 2012 Comment
  SEINET955516  Asclepias cordifolia Richard R. Halse 1989-1 3819 Shasta Shasta National Recreation Area, on the north side of the Salt Creek Inlet of the Sacramento River Arm of Shasta Lake between Nelson Point and Oak Grove Campgrounds. 336 Comment
  CDA37942  Asclepias eriocarpa Jim Staggs 2012-7-1 PDR# 450 P06001794 Shasta Redding; Turtle Bay Arboretum. 0 Comment
  CHSC33982  Asclepias fascicularis J. D. Prouty 1981-7-21 1265 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  UC205496  Asclepias fascicularis H. M. Hall 1909-7-11 8522 Shasta Delta Comment
  SEINET955241  Asclepias fascicularis Marshal Hedin, Jennifer Hedin 1997-1 Shasta Along Highway 299, 1 mile southwest of Fall River Mills. 1000 Comment
  SEINET10903018  Asclepias solanoana Mary Susan Taylor 1980-8-14 Taylor 3239 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
  CHSC39817  Aspidotis densa Ruby Gist 1935-5-8 Shasta Shasta Springs. Comment
  POM33285  Aster alpigenus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM187913  Aster eatonii Marcus E. Jones 1931-7-16 29149 Shasta Pitt River Bridge. Comment
  UCR31644  Aster oregonensis John C. Roos 1948-8-31 3929 Shasta Castle Crags 1494 Comment
  UC54370  Astragalus californicus H. M. Hall and E. B. Babcock June, 1903 4016 Shasta Gregory Sierra Nevada Mountains, Upper Sacramento River, Gregory (Upper Sacramento River, Sierra Nevada Mountains) 304 Comment
  CDA11004  Astragalus filipes G. F. Hrusa 1991-6-27 8496 Shasta Pit River Drainage; Along Pit River below Pit 1 powerhouse on S bank of river. Comment
  NY658513  Astragalus filipes L. S. Rose 1940-6-11 40500 Shasta McArthur 1036.3 Comment
  UC863078  Astragalus filipes Lewis S. Rose 1940-6-11 40500 Shasta McArthur 1036 Comment
  UC1584590  Astragalus inversus Dean W. Taylor 1988-6-22 9848 Shasta along Forest Road from Hat Creek Ranger Station (e slope Red Rock Hill); Burney Quad., Modoc Plateau, Red Rock Hill 1371 Comment
  UC1537109  Astragalus purshii Gordon H. True Jr. 1935-5-24 927 Shasta along shore Lake Britton (Pine woods); along shore Lake Britton 914 Comment
  CAS-BOT-BC192957  Astragalus purshii var. purshii Ella Dales Cantelow 1941-5-23 3659 Shasta E. of Burney nr. Jct. U. S. Hy 299 and State Hy 89 Comment
  HSC75069  Asyneuma prenanthoides J. P. Smith, Thomas W. Nelson 1978-7-23 10061 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  JEPS28730  Athyrium distentifolium var. americanum George W. Gillett 1957-8-8 989 Shasta ne shoulder Lassen Peak; Lassen Volcanic Nat'l Park 2529 Comment
  RSA246642  Athyrium filix-femina subsp. cyclosorum R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42412 Shasta Shasta National Forest, above Castle Creek, 1 mile west of Castle Crags State Park. 762 Comment
  CHSC93313  Athysanus pusillus R. Fischer 2005-4-16 568 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in woodlands off Fishhawk Trail. 1036 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
  CAS-BOT-BC146191  Avena barbata Mrs. D. B. McAllister 1918-4-29 56 Shasta Ydaloom. Comment
  RSA523362  Balsamorhiza deltoidea G. H. True 1938-5-24 928 Shasta Shasta Mtn 1524 Comment
  CHSC38098  Barbarea orthoceras R. E. Preston 1983-8-6 406 Shasta Ca. 100 ft E of Hat Creek, ca. 1/2 mi S of Hat Lake, Lassen Volcanic National Park. 1853 Comment
  HSC100181  Beckmannia syzigachne J. P. Smith 2011-8-8 13363 Shasta Across road from Glenburn Community Church. 1012 Comment
  SBBG2289  Berberis aquifolium var. repens H. and M. Dearing 1938-6-30 2208 Shasta W of Burney 1219 Comment
  CAS-BOT-BC75996  Berberis pumila Lyman Benson 1929-3-26 1064 Shasta Mountain Springs. Comment
  CHSC93024  Berula erecta R. Fischer 2005-7-15 604 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from water edge of Ya-She Pond. 1008 Comment
  JEPS58659  Betula occidentalis J. W. Blankinship 1909-6-27 5 Shasta Lamoine Comment
  HSC5194  Bidens cernua D. E. Anderson 1962-8-5 2318 Shasta 1 mi. N of Lake Britton along Hwy. 89 Comment
  RSA768290  Bidens frondosa Justin M. Wood 2010-9-1 2505 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
  RSA768468  Bidens frondosa Justin M. Wood 2010-9-2 2578 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  JEPS18812  Blennosperma nanum var. nanum M. A. King 1921-3-1 Shasta near Anderson Comment
  UCD129598  Blepharipappus scaber G. F. Hrusa 1991-6-25 8461 Shasta Approximately 3 miles west of Fall River Mills off Highway 299. 1100 Comment
  CAS-BOT-BC127962  Blepharipappus scaber D. E. Breedlove 1962-6-12 3399 Shasta along State Highway 89, 4.0 miles south of junction with U. S. Highway 299; Cascade Range 1021 Comment
  CAS-BOT-BC127964  Blepharipappus scaber Clarence Quick 1965-7-10 65 -10 Shasta Long Valley Plantation, N end of Long Valley, N. of Burney Comment
  JEPS28618  Boechera George W. Gillett 1957-7-13 767 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park 2194 Comment
  CAS-BOT-BC15951  Boechera breweri subsp. breweri Hans Leschke 1961-8-18 1830 Shasta Lassen Volcanic National Park. Summit area of Diamond Peak. 2423 Comment
  JEPS100728  Boechera breweri subsp. breweri Dean W. Taylor 1988-6-21 9833 Shasta Pit River Canyon 0.3 mi W of Blackberry Creek, along road 37N60Y.2 716 Comment
  JEPS90266  Boechera breweri subsp. shastaensis Dean W. Taylor 1992-3-17 13305 Shasta 1 mi s of McCloud River Bridge (along road between Ellery Creek and Pine Point Campground, McCloud Arm Shasta Lake); Shasta Lake Region, McCloud Arm Shasta Lake 350 Comment
  CHSC38074  Boechera lemmonii R. E. Preston 1982-7-14 327 Shasta On NE ridge of Brokeoff Mtn, near summit; Lassen Volcanic National Park. 2682 Comment
  LA204402  Boechera platysperma Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  CHSC38099  Boechera rectissima R. E. Preston 1983-8-6 407 Shasta Along Terrace Lakes trail, ca. 1/2 mi S of Hat Lake, Lassen Volcanic National Park. 1853 Comment
  UC1731455  Boechera retrofracta Dean W. Taylor 1993-6-15 13639 Shasta Ridgetop 1 mi. W of Yellowjacket Mt. at Point 4881, Cascade Region (CaRH). Comment
  SEINET12627113 Image available Boechera serpenticola Martin Schilling 2013-1 MS 284 Shasta North Coast Ranges, Bully Choop Mtn, around the smaller of two summits in all directions, from E County Line Rd off hwy 299 511 Comment
  CAS-BOT-BC25686  Boechera sparsiflora John Thomas Howell 1927-4-7 2311 Shasta Potter Creek near the McCloud River. 304 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
  CAS-BOT-BC27896  Boisduvalia macrantha Amos Arthur Heller 1905-5-30 7906 Shasta Near Redding Comment
  RSA31966  Boisduvalia macrantha A. A. Heller 1941-5-30 16158 Shasta Plateau 3 miles northeast of Redding Comment
  RSA166304  Boisduvalia stricta Peter H. Raven, Otto T. Solbrig 1958-6-16 13237 Shasta 3 miles NE of Redding Comment
  RSA166326  Boisduvalia stricta D. M. Moore 1960-6-5 138 Shasta NE of Redding, 5 mi. along U.S. 299 from junction with U.S. 99. Comment
  CHSC1164  Boschniakia strobilacea O. Meyer 1937-5-1 Shasta Anderson. Comment
  CHSC44620  Botrychium simplex var. compositum Vernon Oswald 1986-8-20 2286 Shasta North side of Lassen Hwy at the picnic area s of Emerald Lake, Lassen Volcanic National Park. 2462 Comment
  UC75808  Brickellia californica Milo S. Baker 1898-7-5 282 Shasta Oak Run Comment
  UC894164  Brickellia californica Alice Eastwood 1912-7-26 1463 Shasta Kennett Comment
  UCD129621  Brickellia grandiflora D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Between West Sulphur Creek and Mill Creek Falls. 2030 Comment
  HSC9097  Briza minor R. S. White 1965-5-14 52 Shasta 5 mi. E of Redding on Hwy. 299 Comment
  SEINET10570647  Brodiaea A. Arthur Heller 1941-6-24 Heller 16189 Shasta In loose clay and gravel in open places in the forest between Burney and Fall River Mills, near the junction with State Higheay #89. Transition Life Zone. Comment
  SJSU1596  Brodiaea coronaria C. W. Sharsmith 1954-6-23 6184 Shasta c. 15 mi S of Burney Falls of Pit River Comment
  UC843561  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 mi w Fall River Mills Comment
  UC843540  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 mi e Redding 152 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
  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
  CHSC79627  Bromus catharticus G. F. Hrusa 1996-4-30 12890 Shasta Upper Sacramento Valley. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  CHSC59154  Bromus ciliatus Vernon H. Oswald; Steve Mitchelson 1992-8-5 5143 Shasta Hat Creek at the E end of the meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. Lassen Volcanic National Park. 1914 Comment
  POM257070  Bromus diandrus Virginia Long 1931-5-11 60 a Shasta Anderson; vacant lot 132 Comment
  SEINET186070 Image available Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 132 Comment
  JEPS111018  Bromus hordeaceus J. K. Nelson 2001-5-3 2001 -7 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  JEPS69196  Bromus hordeaceus J. W. Blankinship 1911-5-31 5 Shasta Anderson Comment
  CDA37194  Bromus japonicus CDFA Staff 2005-6-14 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  SJSU11276  Bromus japonicus S. H. Casey 1980-6-21 1169 Shasta Fall River Mills, NE Shasta County Comment
  UCD112275  Bromus madritensis Christopher Mallek 2008-5-8 AC4- 19 Shasta Ash Creek. 876 Comment
  HSC100229  Bromus madritensis subsp. rubens J. P. Smith 2010-5-19 12881 Shasta Along Shasta View Road in Redding 202 Comment
  CAS-BOT-BC105061  Bromus orcuttianus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 884 Shasta Castle Crags State Park. Along Castle Creek Road, 1.5 road miles from Interstate 5 exit. NE side of road, across from 655 Comment
  UC501571  Bromus orcuttianus Frank W. Peirson 1932-7-16 10304 Shasta Burney Spring 1432 Comment
  CDA13015  Bromus suksdorfii G. F. Hrusa, T. D. Wilfred 1996-6-1 12945 Shasta Lassen National Forest; Uncommon in disturbed spot on margin of shaded coniferous forest near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Dry sites. Apparently perennial. Comment
  RSA602934  Bulbostylis capillaris L. C. Wheeler 1958-8-24 7432 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  HSC47732  Cacaliopsis nardosmia Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 3997 Shasta Along Forest Rd. to Beegum Gorge Comment
  CAS-BOT-BC185341  Calamagrostis canadensis Hans Leschke 1954-9-25 s.n. Shasta Lassen Volcanic National Park. Lower Kings Creek Meadow. 2200 Comment
  CAS-BOT-BC185347  Calamagrostis canadensis George W. Gillett 1957-8-2 966 Shasta Lassen Volcanic National Park. 0.25 mile below Summit Lake and 100 yards south of Corral Meadow trail. 2026 Comment
  UC1543810  Calamagrostis canadensis Harold and Virginia Bailey 1948-8-25 3017 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS22671  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6309 Shasta 7 mi ne Millville; drainage of Basin Hollow Creek, plains along the Whitmore ro 298 Comment
  POM220630  Callitriche heterophylla L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  JEPS42828  Callitriche longipedunculata J. W. Blankinship 1911-3-25 Shasta Redding Comment
  RSA611382  Callitriche palustris L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  CAS-BOT-BC80462  Calocedrus decurrens Elmer I. Applegate 1929-6-23 5835 Shasta Ingot; along Redding-Alturas road Comment
  UC1544798  Calocedrus decurrens Almut G. Jones 1986-8-25 7274 Shasta edge of forest along Hwy. 89 Hwy. 89 (Hat Creek area near Old Honn Homestead) 426 Comment
  UCD112383  Calochortus Christopher Mallek 2008-5-8 AC3- 5 Shasta Ash Creek. 876 Comment
  CHSC26439  Calochortus coeruleus J. Detzer 1977-4-11 17 Shasta E side of Interstate 5, 100 m e on Fall Creek, s facing slope 20 yds. N of creek, 2 mi ne of Castella. 670 Comment
  CHSC60161  Calochortus elegans C. Underwood 1987-4-11 20 Shasta 5 yds. E of Union School Rd., 100 ft. e of Interstate Overpass. Comment
  CAS-BOT-BC132418  Calochortus longebarbatus Frank Callahan 1995-7-16 s.n. Shasta Meadows off Hwy 89 1280 Comment
  JEPS77452  Calochortus longebarbatus var. longebarbatus T. P. Spira and R. Thode 1978-6-27 Shasta se edge Goose Valley; Shasta-Trinity National Forest, Goose Valley 1219 Comment
  JEPS22675  Calochortus monophyllus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6314 Shasta about 2.5 mi nw Whitmore (about 1.5 mi s of Fern, lower reaches of Wildcat Creek, a tributary of Dry Clover Creek); Dry Clover Creek, Wildcat Creek 640 Comment
  JEPS61694  Calochortus monophyllus Mrs. C. F. Rose 1935-5-6 Shasta Ingot Comment
  JEPS91032  Calochortus monophyllus Dean W. Taylor 1993-4-28 13372 Shasta divide between Ash Creek and unnamed southern tributary of Lack Creek (Cascade Range, Shingletown Ridge); Cascade Range, Shingletown Ridge 670 Comment
  UC423017  Calochortus monophyllus Franklin P. Nutting Shasta Morley's Station Comment
  CAS-BOT-BC493088  Calochortus nudus A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  SBBG15808  Calochortus nudus D. Myrick 1961-6-22 322 Shasta Hwy 89, ca. 10 mi S of McCloud 1371 Comment
  HSC97250  Calochortus superbus Thomas W. Nelson, Martin Lenz 2004-7-9 9241 Shasta Junction of Windy Point Rd. & State Route 299, ~1 mi. SW of Montgomery Creek 680 Comment
  CHSC78105  Calochortus tolmiei Terry Nelson 1998-4-11 240 -18 Shasta 2.2 mi sw of Whiskeytown and 0.3 mi e of Brandy Creek. 445 Comment
  HSC101565  Calochortus tolmiei J. P. Smith, J. O. Sawyer 2010-5-7 12826 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  HSC72335  Calochortus tolmiei J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9651 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCD139583  Calochortus tolmiei J. K. Clark 1966-4-3 2 Shasta 2 miles west of Lower Springs Road on the side of Mule Mountain. Comment
  POM97900  Caltha howellii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA97904  Caltha howellii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA255499  Calycadenia ciliosa Gerald D. Carr 1971-6-5 556 Shasta About 10 miles east of Millville, along south rim of Bear Cr. Canyon Comment
  RSA255596  Calycadenia ciliosa Gerald D. Carr 1974-8-13 787 Shasta 2 miles west of Central Redding at city limits on Hwy 299 Comment
  OBI55551  Calycadenia fremontii David J. Keil, Kathleen Keil 1992-7-24 23577 Shasta 12.2 mi E of Siskiyou County line along hwy 91 Comment
  UC538055  Calycadenia fremontii P. Stockwell 1934-7-15 82 Shasta 1 mi s, 16 mi s of Pollack Mountain Gate Comment
  CAS-BOT-BC140642  Calycadenia fremontii R. L. Carr 1978-8-17 2133 Shasta 16 mi S of Dunsmuir at jct of I-5 and Gibson Rd 519 Comment
  CAS-BOT-BC273349  Calycadenia fremontii H. M. Hall 1930-9-27 12903 Shasta 4 miles north of Redding Comment
  CAS-BOT-BC273352  Calycadenia fremontii H. M. Hall 1930-9-30 12914 Shasta 15.4 miles west of Redding Comment
  CAS-BOT-BC273354  Calycadenia fremontii J. Clausen 1932-9-16 661 Shasta 9 miles south of Redding on the road from Red Bluff Comment
  CHSC118642  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca. 1/2 mi N of Sheridan Cr. V.I. Vexnor Property, (In 1984, Rte 2, Box 790, Shingletown 96088). 465 Comment
  SEINET515860  Calycadenia fremontii Vernon H. Oswald 1998-9-8 9614 Shasta Hwy 89 at its closest approach to Gurney Creek just south of McArthur-Burney Falls Memorial State park. 930 Comment
  UC1953740  Calycadenia fremontii 1978-7-9 2122 Shasta 4.5 mi E of Bulls Ferry Resort on Hwy A-17, E of Cottonwood, 6.8 mi SW of jct with Hwy 44 Comment
  UC1971766  Calycadenia fremontii R. L. Carr 1993-6-14 2652 Shasta E of Anderson, CR A17, 0.6 mi S of Dersch Road Comment
  UCD129776  Calycadenia fremontii R. L. Carr 1981-5-23 2231 Shasta near (west) of Hwy 99, ca. 10 miles northwest of Chico and ca. 0.5 mile south of Broyles Road. 61 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
  UCD129980  Calycadenia truncata Walter P. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  CAS-BOT-BC275442  Calycadenia truncata subsp. microcephala Marcus E. Jones 1931-7-16 29124 Shasta Pitt River Bridge Comment
  POM187928  Calycadenia truncata subsp. scabrella Marcus E. Jones 1931-7-16 29124 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC90976  Calycanthus occidentalis Marcus E. Jones 1931-7-16 29084 Shasta Pitt River bridge. Comment
  CAS-BOT-BC90983  Calycanthus occidentalis L. B. Kildale 1930-9-1 10461 Shasta Clear Creek near Whiskeytown. Comment
  HSC84179  Calycanthus occidentalis J. P. Smith, Thomas W. Nelson 1982-5-15 10436 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  JEPS87080  Calycanthus occidentalis J. Kierstead 1991-6-7 91 -56 Shasta w side Shasta Lake ((accessible by boat, not road) old road bed leading to Golinsky Mine); Shasta Lake Ranger District 457 Comment
  SEINET10866549  Calycanthus occidentalis Mary Merello 1993-6-24 Merello 713 Shasta Oak-mixed conifer woodland along Hwy. 289 between Ingot and Round Mountain. Dry slopes along Little Cow Creek. 365 Comment
  UCD149046  Calycanthus occidentalis Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8208 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
  UCD166585  Calycanthus occidentalis Dylan O. Burge 2016-8-25 2125 Shasta Lake Shasta, McCloud River Arm, near Holiday Harbor and Bailey Cove. 360 Comment
  UCD166587  Calycanthus occidentalis Dylan O. Burge 2016-8-26 2127 Shasta Shotgun Creek. 515 Comment
  UCD166590  Calycanthus occidentalis Dylan O. Burge 2016-8-31 2132 Shasta Cedar Creek. 430 Comment
  UCR25993  Calycanthus occidentalis John C. Roos 1948-8-30 3925 Shasta Castle Crag Comment
  HSC40184  Calyptridium umbellatum Thomas W. Nelson, Jane P. Nelson 1976-8-1 3142 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  UC726703  Calyptridium umbellatum A. A. Heller 1941-7-24 16264 Shasta between Devastated Area and Summit Lake (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  SEINET11929119  Calyptridium umbellatum Unknown 1967-1 306 Shasta 1/2 mi S. Castella, E side Sacramento River, Chico 549 Comment
  UC852129  Calyptridium umbellatum Blanche Clear 1938-7-13 Shasta Lassen Park 1848 Comment
  SEINET10865519  Calystegia Daniel K. Harder 1998-7-1 Harder 4365 Shasta Shasta National Forest; Sims (Hazel Creek); South Fork of Shotgun Creek; along I5 and Sacramento River; collection in Chapparal; in degraded area along power lines, dry. 600 Comment
  JEPS104435  Calystegia atriplicifolia subsp. buttensis Martin J. Lenz 2003-6-16 21 Shasta approx 1.33 mi NE of Hillcrest CDF Fire Station, along C-line logging road 1119 Comment
  SEINET10496580  Calystegia malacophylla Mary Susan Taylor 1980-6-10 Taylor 2811 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  CHSC29808  Calystegia malacophylla subsp. malacophylla M. S. Taylor 1980-6-10 2811 Shasta Sims Road Lookout, n facing slope. 1126 Comment
  UC54206  Camassia quamash subsp. breviflora H. M. Hall and E. B. Babcock June, 1903 4160 Shasta near Bear Creek (north-eastern Shasta County); Sierra Nevada Mountains 1280 Comment
  POM144820  Camassia quamash subsp. breviflora H. M. Hall, E. B. Babcock 1903-06 4160 Shasta North-eastern Shasta County, Sierra Nevada Mountains, Bear Creek 1280 Comment
  CHSC93056  Camissonia contorta R. Fischer 2005-4-17 516 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1010 Comment
  UC1536792  Campanula prenanthoides G. H. True 1937-7-3 770 Shasta near French Gulch 548 Comment
  POM188462  Campanula prenanthoides Marcus E. Jones 1931-7-17 2906 I Shasta Shasta City (Session's). Comment
  SEINET10462876  Campanula prenanthoides Baker 1898-7-7 Baker 446 Shasta Between Morley's & Steven's. Comment
  SEINET10463223  Campanula prenanthoides Smith 1913-6-25 Smith 409 Shasta BAIRD Comment
  UC1393672  Campanula shetleri Freed W. Hoffman 1948-7-14 2644 Shasta on trail to summit of Castle Crags (almost at the timber line); Castle Crags State Park Comment
  CHSC48317  Cardamine bellidifolia var. pachyphylla Vernon Oswald 1986-8-11 2283 Shasta Lassen Peak Trail below timberline. 2712 Comment
  CHSC75260  Cardamine californica var. cardiophylla Vernon H. Oswald 1999-4-19 9691 Shasta Bailey Cove Trail at Shasta Lake. Along the north section of the trail, which parallels the south side of Bailey Cove. 335 Comment
  RSA592546  Cardamine californica var. integrifolia S. O. Mattoon 1978-4-9 25 Shasta Gilman Road; vicinity of Salt Creek; 1 mile of Hwy I-5. Comment
  CHSC9190  Cardamine oligosperma G. Strausbaugh 1970-3-29 28 Shasta Ca. 10 ft. above water on w bank of Whiskey Creek ca. 30 yds. w of Whiskeytown Hwy. 373 Comment
  CAS-BOT-BC38126  Cardamine pensylvanica C. L. Hitchcock 1940-5-24 6566 Shasta On Hat Creek, 20 miles west of Tall River Mills. Comment
  POM260474  Cardamine pensylvanica C. L. Hitchcock 1940-5-24 6566 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS63549  Carex W. L. Jepson 1929-9-28 15303 Shasta head of Manzanita Peak, nw slope of Lassen Peak Lassen Peak, Manzanita Peak 2438 Comment
  UCD140078  Carex amplifolia G. F. Hrusa 1992-5-3 10487 Shasta under powerlines to N of Big Bend. Comment
  CAS-BOT-BC17952  Carex angustata Hans Leschke 1960-8-10 1769 Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CAS-BOT-BC18031  Carex athrostachya Lewis S. Rose 1945-9-1 45188 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CHSC96566  Carex barbarae L. P. Janeway 2006-5-17 8603 Shasta Inner North Coast Ranges. along Lower Gas Point Road 1.8 km northwest of Gas Point Road, 260 m west of North Fork Cottonwood Creek. 184 Comment
  SEINET7484336 Image available Carex brainerdii Peter F. Zika 2010-1 24989 Shasta about 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 1275 Comment
  SEINET8573630 Image available Carex brainerdii Unknown 2010-1 24989 Shasta About 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 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
  CAS-BOT-BC34150  Carex breweri Hans Leschke 1956-9-22 s.n. Shasta Lassen Volcanic National Park. Terrace Lake. 2354 Comment
  CAS-BOT-BC34155  Carex breweri George Wilson Gillett 1957-8-8 980 Shasta Lassen Volcanic National Park. Southeast slope of Lassen Peak; beyond first switchback above Hemlock Flat. 2651 Comment
  JEPS28375  Carex breweri George W. Gillett 1957-8-8 980 Shasta Lower SE slopes of Lassen Peak, beyond first switchback above the Hemlock flats 2651 Comment
  SEINET10648317  Carex breweri William H. Brewer 1863-9-26 Brewer 2176 Shasta Lassen'o Peak. 3200 Comment
  JEPS109903  Carex comosa Dean W. Taylor 2007-5-18 20116 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed (vicinity of Lofton placename on USGS map) 603 Comment
  JEPS96848  Carex cusickii Dean W. Taylor 1999-8-13 17330 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-BC34442  Carex deflexa var. boottii John Thomas Howell 1961-6-20 36553 Shasta Lassen Volcanic National Park. Dersch Meadows. 1981 Comment
  UC1133364  Carex feta C. J. Kraebel 1934-5-5 10 Shasta Mouth of Squaw Creek Redding Quadrangle Comment
  CAS-BOT-BC20740  Carex fracta Hans Leschke 1960-8-6 1720 Shasta Lassen Volcanic National Park. Near Echo Lake. 2057 Comment
  CAS-BOT-BC20971  Carex heteroneura Harold Bailey; Virginia Bailey 1948-8-25 2989 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  UC824880  Carex heteroneura E. G. Anderson 1935-8-28 Shasta Lassen Volcanic National Park, Crescent Cliffs. 2286 Comment
  CHSC58524  Carex heteroneura var. heteroneura Vernon H. Oswald; Lowell Ahart 1992-7-9 5087 Shasta Lassen Volcanic Park. W side of Horseshoe Lake. Along the margin of the N extension of the meadow at the W end of the S arm of the lake. 1999 Comment
  CAS-BOT-BC28109  Carex hoodii Roxana S. Ferris; Laura Lorraine 1941-8-10 10469 Shasta Lassen National Park near Summit Lake 2042 Comment
  CHSC98373  Carex hoodii Thomas W. Nelson; Jane P. Nelson 1984-6-17 7642 Shasta North Coast Ranges. Along Middle Fork Cottonwood Creek at Basin Gulch Campground. Comment
  JEPS63577  Carex hoodii W. L. Jepson 1927-6-22 12299 Shasta ridge n Hot Springs Valley 1828 Comment
  JEPS63548  Carex illota W. L. Jepson 1929-9-28 15311 Shasta nw slope of Lassen Peak, Head of Manzanita Creek Manzanita Creek; Lassen Peak, Manzanita Creek 2438 Comment
  CAS-BOT-BC7597  Carex inops subsp. inops L. P. Janeway; Gary Benson; Leigh Wingett 1985-8-7 1208 Shasta Near top of ridge (Squaw Flat) on N side of Rock Creek (a trib of Pit River near Burney). 1508 Comment
  CHSC41156  Carex inops subsp. inops L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 1208 Shasta Near top of the ridge (Squaw Flat) on north side of Rock Creek (a trib of the Pit River near Burney). From along an old logging road. 1508 Comment
  JEPS103791  Carex inops subsp. inops Martin J. Lenz 2003-6-2 11 Shasta N side of Clark Creek, approx. 100 ft above creek, along N side of 150H road, approx. 0.28 mi from H-line (Clark Creek Road) 1441 Comment
  SEINET10710069  Carex lemmonii David Castaner 1971-8-17 Castaner 1938 Shasta Dersh Meadow; Muddy Wet Area Former Pond; Lassen Volcanic National Park. 1981 Comment
  CAS-BOT-BC28469  Carex lenticularis var. lipocarpa Hans Leschke 1945-9-15 s.n. Shasta Echo Lake, Lassen Park Comment
  HSC101168  Carex longii P. F. Zika, Julie Nelson 2010-5-15 24813 Shasta S side of Route 299, just W of Jim Harvey Road, between Redding and Bella Vista 195 Comment
  RSA794377  Carex longii P. F. Zika 2011-7-4 25513 Shasta Southwest side of Locust Road, 0.1 road mile from Barney Road. Interior North Coast Ranges. 135 Comment
  JEPS28356  Carex luzulifolia George W. Gillett 1957-7-13 773 Shasta Lower Kings Creek Meadow, near start of Bench Lake trail 2194 Comment
  CAS-BOT-BC31512  Carex luzulifolia Hans Leschke 1954-9-20 s.n. Shasta Terrace Lake 2354 Comment
  SEINET12746271  Carex luzulifolia Unknown 1969-1 2181 Shasta 5.8 miles North of South entrance to Lassen Volcanic National Park Comment
  UC2015870  Carex luzulifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1987-7-11 4595 Shasta Lassen Volcanic National Park. Below Emerald Lake. Comment
  CAS-BOT-BC31603  Carex luzulina var. ablata Hans Leschke 1958-8-16 1545 Shasta Dry border of Grassy Swales 1965 Comment
  JEPS120451  Carex multicaulis Peter F. Zika 2012-5-18 25886 Shasta Klamath Range. Near entrance to Castle Crags State Park, above Castle Creek, Castella, 3 air km SSE of Castle Dome. Comment
  SEINET12769914  Carex multicaulis R. C. Halse 2001-3-22 5942 Shasta Along Salt Creek Road about 1/2 N of the Salt Creek/Gilmore Roads Exit off of Interstate Hwy 5.; 0 424 Comment
  UC202090 Image available Carex multicostata Wm. H. Brewer 1863-9-26 2178 Shasta Lassen Peak 2743 Comment
  UC2015869  Carex multicostata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4476 Shasta Lassen Volcanic National Park. Sulphur Creek Walk-in campground. Comment
  RSA78532  Carex nebrascensis F. W. Peirson 1932-7-17 13588 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  JEPS88664  Carex nervina Dean W. Taylor 1987-6-8 9031 Shasta on an upper tributary, Tate Creek McCloud River Watershed, Tate Creek 1615 Comment
  SEINET10711446  Carex nervina David Castaner 1971-8-17 Castaner 1934 Shasta Lassen Volcanic National Park; King's Creek Meadow - brook thru center of meadow; 0-40% cover; moist. 2256 Comment
  SEINET10711449  Carex nervina David Castaner 1971-8-17 Castaner 1898 Shasta Cascade Range; Lassen Vol NP; along water course on Hat Creek trail going up to Paradise Meadow. 2134 Comment
  CAS-BOT-BC119597  Carex nigricans George Wilson Gillett 1957-8-17 1085 Shasta Vegetation mats on S shore of Emerald Lake. Lassen Volcanic National Park. 2468 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
  UC1149764  Carex pachystachya Harold and Virginia Bailey 1948-8-25 2986 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC118315  Carex praeceptorum Hans Leschke 1959-8-10 1661 Shasta Soda Lake Comment
  CAS-BOT-BC118764  Carex preslii George Wilson Gillett; Hans Leschke 1957-7-13 770 Shasta Lower Kings Creek Meadow 2194 Comment
  UC725736  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta near Summit Lake; Lassen Volcanic Nat'l Park Comment
  UCD140776  Carex raynoldsii John Thomas Howell 1961-6-20 36557 Shasta Lassen Volcanic National Park, Dersch Meadows. 1981 Comment
  CDA13095  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  HSC48359  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19138 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UCD140787  Carex rossii G. F. Hrusa; T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CAS-BOT-BC118149  Carex rossii Willard Webster Eggleston 1911-7-31 7434 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek. 2120 Comment
  SEINET10709354  Carex rossii Willard W. Eggleston 1911-7-31 Eggleston 7382 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek, Lassen Forest. 2120 Comment
  CAS-BOT-BC118272  Carex scopulorum var. bracteosa Hans Leschke 1959-8-8 1629 Shasta Cold Boiling Lake Comment
  CHSC76250  Carex scopulorum var. bracteosa Mary Ann Showers 1992-6-28 2687 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  CAS-BOT-BC118274  Carex scopulorum var. bracteosa Hans Leschke 1964-8-1 s.n. Shasta Hemlock Lake Comment
  CAS-BOT-BC28301  Carex scopulorum var. bracteosa Hans Leschke 1945-9-15 s.n. Shasta Lassen Loop Highway near summit, Mt. Lassen. Comment
  CAS-BOT-BC117402  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta Ca. 1/4 mi S of Burney Falls. Comment
  CAS-BOT-BC117758  Carex simulata Hans Leschke 1959-8-7 1619 Shasta Manzanita Creek. 2118 Comment
  UC830178  Carex specifica E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC117823  Carex specifica George Wilson Gillett 1957-8-11 1036 Shasta Hat Lake - Paredise Meadow trail; edge of blast area near Hat Lake. 1965 Comment
  CAS-BOT-BC117826  Carex specifica Hans Leschke 1954-9-24 s.n. Shasta Kings Creek Camp Grounds. 2240 Comment
  CAS-BOT-BC117827  Carex specifica Hans Leschke 1954-9-24 s.n. Shasta Kings Creek Camp Grounds. 2240 Comment
  SEINET7575738 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45265 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2530 Comment
  CHSC102588  Carex straminiformis L. P. Janeway 2009-7-26 9867 Shasta High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  UC8005  Carex straminiformis W. H. Brewer Sep 26 1863-Sep 28 1863 2184 Shasta Lassen's Peak Comment
  HSC48220  Carex subfusca D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19201 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  SEINET7577166 Image available Carex subfusca Frank W. Peirson 1932-7-9 10865 Shasta Burney Spring. 1433 Comment
  SEINET7577195 Image available Carex subfusca John Thomas Howell 1960-8-21 36313 A Shasta Lassen Volcanic National Park, Lassen Loop east of Diamond Peak. 2225 Comment
  CDA14177  Carex utriculata G. F. Hrusa, T. Holmes 1997-6-18 13869 Shasta Fall River; Fall River upstream from Glenburn. 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
  CAS-BOT-BC115428  Carex utriculata Hans Leschke 1959-8-6 1614 Shasta Paradise Meadows. 2141 Comment
  CAS-BOT-BC115183  Carex vernacula Hans Leschke 1959-8-10 1658 Shasta Soda Lake Comment
  JEPS100919  Carex vesicaria Dean W. Taylor 1992-5-28 12670 Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  SEINET10880257  Carex vulpinoidea Lawrence P. Janeway 1991-6-15 Janeway 4041 Shasta balls Ferry quad T29N, R3W, SE 1/4 of sec. 2. Floodplain flats on north side of Battle Creek; 1 1/2 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. Flooded with shallow water, mucky. 120 Comment
  CHSC93220  Castilleja angustifolia R. Fischer 2005-7-20 465 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Spatter Cone Trail, western loop, boulder field. 1051 Comment
  SBBG26807  Castilleja applegatei C. L. Hitchcock 1940-5-26 6603 Shasta ca. 12 mi N of Fall River Mills 1371 Comment
  UCD68094  Castilleja applegatei Kathleen A. Robson 1981-4-19 11 Shasta From Redding, West on Placer Road 11 miles to Igo, then North on Zogg Mine Road, 3 miles to roadcut parallel to Andreus Creek. 396 Comment
  HSC46287  Castilleja applegatei subsp. martinii Diane L. Reed 1978-5-13 94 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CAS-BOT-BC243728  Castilleja applegatei var. pinetorum D. E. Breedlove 1962-6-12 3405 Shasta Along State Highway 89, 7.2 miels south of junction with U.S. Highway 299, Cascade Range 1021 Comment
  CHSC25741  Castilleja arachnoidea John Steiner 1977-7-11 98 Shasta Lassen Volcanic National Park. 200 m w Shadow Lake and 1 km n Reading Peak summit. 2316 Comment
  JEPS76160  Castilleja arachnoidea T. I. and Fei-Mei Chuang 1977-7-26 7663 Shasta just w Kings Creek Meadow; Lassen National Park 2316 Comment
  LA212184  Castilleja arachnoidea James R. Shevock; 1972-7-25 2214 Shasta Upper Kings Meadows Lasssen Natl. Park. 2255 Comment
  RSA0089872  Castilleja arachnoidea subsp. arachnoidea Dean Wm. Taylor 2015-6-18 21553 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction, Forest Road 32N24. 1590 Comment
  JEPS9971  Castilleja attenuata Alice King Apr 1921 Shasta Anderson Comment
  JEPS4325  Castilleja lacera R. F. Hoover 1937-5-19 2272 Shasta 4 mi e Redding Comment
  UC1537452  Castilleja lacera Gordon H. True Jr. 1938-6-23 926 Shasta near Burney State Park 914 Comment
  SBBG26851  Castilleja lacera C. L. Hitchcock 1940-5-27 6831 Shasta open lava flow meadow, near McArthur Comment
  UC532169  Castilleja lemmonii Herbert F. Copeland 1931-8-9 Shasta shores Emerald Lake; Mt. Lassen 2438 Comment
  CAS-BOT-BC251918  Castilleja lemmonii F. J. Hermann 1931-7-9 2573 Shasta Meadow near bank of Lower King's Creek 2133 Comment
  CAS-BOT-BC254078  Castilleja miniata Hans Leschke 1954-7-5 s.n. Shasta Hat Lake. Lassen Volcanic National Park 1965 Comment
  CHSC90311  Ceanothus arcuatus L. P. Janeway 2001-5-28 7088 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  CAS-BOT-BC48636  Ceanothus cordulatus Wm. Bridge Cooke 1938-6-17 11021 Shasta Sisson Southern Trail 1219 Comment
  RSA753167  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 1166 b Shasta Cayton Valley, roadside on SR 89 immediately N of intersection with Cayton Valley Road, parking 2.6 road miles (4.2 km) N of SR 89 bridge over Lake Britton, 19.0 km 6 degrees (True) NNE of Burney. 960 Comment
  CHSC78262  Ceanothus foliosus var. foliosus Vernon H. Oswald 2000-5-17 9923 Shasta Stuart Gap Road (FR 41) 8.9 mi south of Hwy. 36. 1249 Comment
Read comments
May 7 2008
  CAS-BOT-BC63639  Ceanothus integerrimus Alice Eastwood 1922-10-18 11522 Shasta Shasta Springs. Comment
  CAS-BOT-BC63644  Ceanothus integerrimus W. R. Dudley 1899-8-1 s.n. Shasta Clear Lake Valley. Comment
  HSC99943  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-6-16 13229 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  SBBG51303  Ceanothus integerrimus J. Doty 1969-4-16 686 Shasta State Hwy 299, 23 mi W of Redding, Trinity Mtns 914 Comment
Read comments
Jul 12 2013
  UC1070734  Ceanothus integerrimus H. R. Josephson 1933-5-26 7 Shasta Along Kennett Rd Redding quad. 670 Comment
  UCD170340  Ceanothus integerrimus D. O. Burge 2016-11-11 2199 Shasta Shasta Lake area, roadside on Turntable Bay Road, adjacent to underpass of Interstate 5. 370 Comment
  CAS-BOT-BC51070  Ceanothus integerrimus var. macrothyrsus Ellsworth Bethel 1923-5-14 s.n. Shasta Montgomery Creek Comment
  SD104446  Ceanothus integerrimus var. macrothyrsus Reid Moran 1978-6-24 26067 Shasta East slope above Little Roaring Creek 235 Comment
  CAS-BOT-BC51075  Ceanothus integerrimus var. macrothyrsus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC50606  Ceanothus lemmonii Lester Rowntree 1937-7-15 s.n. Shasta Between Redding & French Gulch Comment
  CAS-BOT-BC50611  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  HSC47728  Ceanothus lemmonii Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4001 Shasta Along forest rd. to Beegum Gorge at Zachary Gulch Comment
  UC1070797  Ceanothus lemmonii R. W. Lundh 1932-11-15 176 Shasta Frech Gulch Weaverville quad. 914 Comment
  UC1602381  Ceanothus lemmonii Rimo Bacigalupi 1934-5-28 2361 Shasta Kennett Comment
  UC75681  Ceanothus lemmonii Milo S. Baker 1898-7-6 Shasta Oak Run Comment
  UC774519  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta just below Pollard Gulch Ranger Station; Sacramento River Canyon 457 Comment
  UC157787  Ceanothus lemmonii Milo S. Baker 1898-7-6 383 Shasta Near Morley's on Oak Run Comment
  LA42073  Ceanothus leucodermis W. B. C.; 1939-6-24 11125 Shasta Along the Wagon Camp rd. below Bear Springs 1371 Comment
  HSC98438  Ceanothus pinetorum D. H. Wilken, E. Painter 2004-6-8 16192 Shasta N slope of Buckhorn Bally 1450 Comment
  CAS-BOT-BC52074  Ceanothus prostratus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC52101  Ceanothus prostratus J. F. Emmel 1968-7-17 85 Shasta 3 mi. E of Jct. of Hwy.A19 and Hwy.89 Comment
  UC1036257  Ceanothus prostratus George W. Gillett 1952-7-15 83 Shasta s side of lower Twin Lake Lassen Volcanic National Park, lower Twin Lake 2026 Comment
  UC1071275  Ceanothus prostratus P. L. Johannsen 1932-6-6 110 Shasta Bullskin Ridge Redding Quad. 640 Comment
  SEINET11201450  Ceanothus prostratus C. L. Schmidt 1995-6-8 1338 Shasta 0.5 miles North of Horr's Four Corners 1036 Comment
  UC1036264  Ceanothus velutinus George W. Gillett 1955-7-7 54 Shasta edge of Chaos Jumbles below Table Mountain; Lassen Volcanic National Park, edge Chaos Jumbles 1798 Comment
  CDA20733  Centaurea X moncktonii C. Pirosko 2006-8-23 PDR 1303863 Shasta G-line nearest Montgomery Creek between Montgomery Creek and Burney. Comment
  HSC101630  Centaurea cyanus J. P. Smith 2010-6-24 12951 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  SEINET10904957  Centaurea cyanus Mary Merello 1993-6-26 Merello 734 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CAS-BOT-BC272119  Centaurea cyanus L. E. Smith 1913-6-5 413 Shasta Cottonwood Comment
  CAS-BOT-BC272120  Centaurea cyanus Ira L. Wiggins 1922-8-12 910 Shasta Willow Creek Ranch, McCloud 838 Comment
  OBI54097  Centaurea diffusa David J. Keil, Kathleen Keil 1992-7-24 23585 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  JEPS121425  Centaurea diffusa Zachary Voigtman 2013-8-5 2013 -013 Shasta South Fork Mountain, growing in roadside landing/pullout. Approximately 1.4 mile past second switchback on Forest Service Road 1N24. Comment
  CDA20734  Centaurea maculosa C. Pirosko 2006-8-23 PDR 1303864 Shasta nearest Montgomery Creek south of Hwy. 299 between Montgomery Creek and Burney. Comment
  SEINET3450919  Centaurea melitensis Lowell Ahart, John Dittes 2003-5-22 10201 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  CHSC38119  Centaurea stoebe subsp. micranthos R. L. Ondricek-Fallscheer 1982-8-29 154 Shasta Shasta (Lassen) National Forest. SE side of trailrace for Pit #3 Powerhouse, ca. 9 1/2 mi nw of Burney. 743 Comment
  OBI55399  Centaurea virgata subsp. squarrosa David J. Keil, Kathleen Keil 1992-7-24 23585 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  UCR255889  Centaurea virgata subsp. squarrosa Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  UC774942  Centaurium venustum Carl B. Wolf 1937-8-8 9072 Shasta 6 mi n Redding; Head of Sacramento Valley; head of Sacramento Valley, 6 mi. N of Redding, Shasta Co. 243 Comment
  CAS-BOT-BC288789  Centromadia fitchii Alice Eastwood; John Thomas Howell 1940-6-10 7882 Shasta Near Bella Vista Comment
  CAS-BOT-BC288792  Centromadia fitchii Grant 1902-9-17 5272 Shasta Redding Comment
  UC160246  Cephalanthera austiniae Miss Donna Silvey June, 1911 Shasta Castella Comment
  UCR7816  Cephalanthus occidentalis var. californicus Wm. Horn Jr. 1965-8-19 650819- 01 Shasta Redding, 1 mi. west of Hwy 99 and 3 mi. south of center of town 183 Comment
  JEPS28446  Cerastium fontanum subsp. vulgare George W. Gillett 1957-7-8 672 Shasta 5.8 mi. n.e. Manzanita Lake Entrance Station (1/4 mi. s. of Burney Hwy., Lost Creek); Lassen Volcanic Nat'l Park, Lost Creek 1584 Comment
  CAS-BOT-BC388235  Cerastium glomeratum L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  UCD137762  Ceratophyllum demersum P. B. Kennedy 1927-6-13 12 Shasta Pit River. Comment
  CAS-BOT-BC207610  Cercis occidentalis L. A. Siemens 1970-5-10 169 Shasta Lake Shasta Dam 320 Comment
  CAS-BOT-BC207611  Cercis occidentalis D. B. McAllister 1918-4-29 53 Shasta Ydalpow (?) Comment
  CHSC99262  Cercis occidentalis Lowell Ahart; John Dittes 2008-6-19 14841 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UC555394  Cercis occidentalis D. Tebbe 1930-3-27 52 Shasta on hwy near Redding Comment
  RSA60344  Cercis occidentalis G. R. Campbell 1948-6-17 636 Shasta On North entrance to Lassen Park. Comment
  RSA11812  Cercocarpus betuloides Elmer I. Applegate 1929-6-23 5866 Shasta Hat Creek Valley, Eastern Shasta County. Comment
  CAS-BOT-BC136992  Cercocarpus betuloides var. betuloides J. K. Nelson 2004-3-12 2004 -009 Shasta Forest Road 33N041 to Digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam 365 Comment
  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
  SBBG7872  Chaenactis douglasii H. and M. Dearing 1938-6-27 2160 Shasta Leaf Lake, Subway Caves Comment
  HSC75657  Chaenactis douglasii var. douglasii J. O. Sawyer, R. J. Cole 1980-7-20 3707 Shasta Summit of Pumice Stone Mtn. 2123 Comment
  CAS-BOT-BC276739  Chaenactis douglasii var. douglasii Ella Dales Cantelow 1940-5-31 3082 Shasta 2.5 miles E of McArthur Comment
  UC54080  Chaenactis glabriuscula var. heterocarpha H. M. Hall and E. B. Babcock 1903-6-1 4254 Shasta near Pitville (ne Shasta County); Sierra Nevada Mountains 1097 Comment
  OBI48626  Chaenactis glabriuscula var. heterocarpha Lewis S. Rose 1940-6-11 40501 Shasta McArthur 1036 Comment
  UC1036242  Chaenactis nevadensis George W. Gillett 1952-8-2 146 Shasta summit area of Lassen Peak Lassen Volcanic National Park 3139 Comment
  CAS-BOT-BC141682  Chamaebatia foliolosa Ellsworth Bethel 1923-6-2 s.n. Shasta Burney Comment
  CAS-BOT-BC141684  Chamaebatia foliolosa Alice Eastwood 1912-6-29 848 Shasta Goose Valley Comment
  CHSC1539  Chamaebatia foliolosa 1937-6-27 Shasta Near Burney. 944 Comment
  CAS-BOT-BC141625  Chamaebatiaria millefolium Wallace R. Ernst 1957-8-9 200 Shasta Roadside, on Staate Highway 89, ca. 5 mi. N of Mt. Lassen National Volcanic Park Comment
  UC1618154  Cheilanthes cooperae J. C. Game 1993-5-2 93 /3 Shasta e side of n end of McCloud River Arm of Shasta Lake (below rd) Comment
  UC1731156  Cheilanthes cooperae Dean W. Taylor 1992-5-19 12590 Shasta Cedar Creek drainage, along Highway 299 2.5 miles E of the junction with Oak Run Road (7.4 road miles W of Round Mountain post office 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
  JEPS47348  Cheilanthes gracillima L. R. Heckard 1966-6-14 1533 Shasta ca. 0.2 mi s Castle Dome (Castle Crags); Castle Crags 1432 Comment
  SJSU4125  Chimaphila menziesii C. W. Sharsmith 1966-6-18 7457 Shasta 2 mi E of Viola 1432 Comment
  JEPS101479  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  POM188450  Chimaphila umbellata subsp. occidentalis Marcus E. Jones 1931-7-17 29073 Shasta Shasta City (Session's). Comment
  CAS-BOT-BC498789  Chlorogalum angustifolium Alice Eastwood; John Thomas Howell 1940-6-10 1880 Shasta Near Bella Vista Comment
  POM260076  Chlorogalum angustifolium C. L. Hitchcock 1940-5-17 6460 Shasta 3 miles east of Redding. 152 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
  UC1747932  Chondrilla juncea Molly Bagley 1997-6-16 Shasta Lake Shastina Golf Course, 0.5 acre over 2 acres. Comment
  UC1037271  Chrysothamnus humilis Leo Whitney 1934-7-12 1767 Shasta 13 mi n of Lassen Peak Lassen National Forest (s side of Logan Mountain); Logan Mountain 1981 Comment
  JEPS104369  Cicendia quadrangularis Lowell Ahart 2003-5-12 10156 Shasta About 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  RSA768276  Cichorium intybus Justin M. Wood 2010-9-2 2524 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UC1714521  Cichorium intybus P. L. Johannsen 1932-6-30 154 Shasta Redding Redding Quadrangle 304 Comment
  UC1543803  Cinna latifolia Harold and Virginia Bailey 1948-8-26 2834 Shasta above campgrounds Manzanita Creek (Lassen Volcanic National Park); , Manzanita Creek 1798 Comment
  UCD130525  Cirsium andersonii J. P. Smith; Steve Selva 1970-7-27 4524 Shasta Gumboot Lake. 1767 Comment
  SEINET5506325 Image available Cirsium douglasii var. breweri W. J. Jepson Unknown Shasta near Sasson (Shasta); Upper Sacramento Comment
  OBI55405  Cirsium occidentale var. candidissimum David J. Keil, Kathleen Keil 1992-7-24 23587 Shasta 9.5 mi SSE of Lake Britton bridge along hwy 89 Comment
  OBI65285  Cirsium occidentale var. candidissimum David J. Keil 2004-7-10 30312 Shasta Along California Route 44 east of Old Station. Lassen National Forest. Vicinity of 40 deg. 40.757'N x 121 deg. 23.994'W 1317 Comment
  HSC49854  Cirsium occidentale var. venustum J. P. Smith 1987-5-14 9920 Shasta Co. Rd. A16, 9.5 mi. SW of Ono Comment
  CAS-BOT-BC292713  Cirsium scariosum John Thomas Howell 1960-8-21 36317 Shasta Lassen Loop east of Diamond Peak, Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC292710  Cirsium scariosum Hans Leschke 1956-9-22 s.n. Shasta Upper part of Broke-off Mt. 2743 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-BC285740  Cirsium vulgare Hans Leschke 1959-8-2 1586 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  JEPS121431  Cirsium vulgare Zachary Voigtman 2013-7-23 2013 -007 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Road. Comment
  CAS-BOT-BC439038  Cistanthe monosperma Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen Nat'l. Park. Comment
  CAS-BOT-BC228938  Cistanthe umbellata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  SEINET7067194  Clarkia affinis A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. Coordinate datum: NAD27. Comment
  HSC103926  Clarkia amoena subsp. whitneyi L. Ahart, John Dittes 2011-6-20 17475 Shasta About 17 mi. (air) NE of Redding; west side of Hwy. 299, ~3,745 ft. S of Ingot 328 Comment
  CHSC107410  Clarkia arcuata Jake Ruygt 2009-5-25 5421 e Shasta McArthur-Burney Falls State Park. 907 Comment
  LA51591  Clarkia borealis Rimo Bacigalupi; 1959-6-29 7170 Shasta Dog Creek Canyon, 1/4 mi above its confluence with the Sacramento River, 1/2 mi below Delta 350 Comment
  LA84433  Clarkia borealis Rimo Bacigalupi; 1959-6-29 7170 Shasta Dog Creek Canyon, 1/4 mi above its confluence with the Sacramento River, 1/2 mi below Delta 350 Comment
  SBBG28048  Clarkia gracilis C. L. Hitchcock 1940-5-20 Shasta 25 mi E of Redding Comment
  CHSC28713  Clarkia gracilis subsp. gracilis R. A. Schlising 1979-6-6 3443 Shasta 1.8 mi S of Shingletown on Wilson Hill Road to Manton. Comment
  POM260322  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta 25 miles east of Redding. Comment
  CAS-BOT-BC163175  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 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
  UC1731485  Clarkia purpurea subsp. quadrivulnera Dean W. Taylor 1996-6-15 15666 Shasta Backbone Ridge in the watershed draining to Seaman Gulch; about 16 air miles NE of Redding (2 miles W of Ingot); Shasta Trinity National Forest, Flora of the Pit River Canyon Region. 533 Comment
  HSC23369  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta W bank of first cove NW of Brandy Creek Swimming Area 372 Comment
  CAS-BOT-BC164580  Clarkia purpurea subsp. viminea L. P. Janeway 1995-6-17 4787 Shasta Backbone Ridge; along Backbone Ridge Road 3.2 mi west of Dry Creek Road 448 Comment
  CAS-BOT-BC164955  Clarkia rhomboidea Dean Wm. Taylor; Glenn L. Clifton; Rexford E. Palmer; Roy Buck 1987-6-28 9087 Shasta 1 mile southwest of Iron Canyon Reservoir, Pit River drainage. On roadcut of Forest Road 37N78 944 Comment
  CAS-BOT-BC164960  Clarkia rhomboidea Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC103209  Clarkia rhomboidea N. L. Jurjavcic; C. L. Riddle 2007-6-27 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. Elevations range from 2200-2700 ft. 685 Comment
  CHSC88331  Clarkia rhomboidea R. Fischer; J. Marr 2004-5-24 214 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  UC1576727  Clarkia rhomboidea Dean W. Taylor 1987-6-9 9039 Shasta on rd. to Hogback Lookout from Potem Creek (Bluejay Mt., on roadcut of logging rd.); Bollibokka Mt. 15' Quad., Pit R. Drainage, Bluejay Mt. 685 Comment
  CAS-BOT-BC164961  Clarkia rhomboidea D. E. Breedlove 1962-6-11 3392 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  UCSB18528  Clarkia rhomboidea Breedlove, Dennis 1962-6-11 Shasta on east side of Burney Falls; Burney Falls State Park 914 Comment
  POM46423  Clarkia stellata Marcus E. Jones 1897-6-8 s.n. Shasta Lassen s Peak 1829 Comment
  HSC47018  Claytonia exigua subsp. exigua Sheila Logan 1978-5-13 148 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  CAS-BOT-BC451750  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  JEPS43346  Claytonia lanceolata W. L. Jepson 1927-6-22 12285 Shasta ridge n Lassen Peak (Hot Springs Valley); Hot Springs Valley 1828 Comment
  CAS-BOT-BC451751  Claytonia lanceolata John Thomas Howell 1961-6-20 36568 Shasta Lassen Volcanic National Park. South slope of Diamond Peak 2255 Comment
  CHSC9335  Claytonia parviflora subsp. parviflora G. Strausbaugh 1970-3-29 26 Shasta Ca. 10 ft. above water on shaded w bank Whiskey Creek ca. 30 yds. w of Whiskeytown Hwy. 373 Comment
  CAS-BOT-BC233867  Claytonia parviflora subsp. parviflora L. E. Smith 1913-3-28 20 Shasta McCloud River near Pitt River Comment
  CHSC56761  Claytonia perfoliata Lynn A. Holmerstrom 1989-4-8 9 Shasta Palo Cedro, 4.7 mi w of Cow Creek, 3.0 mi s of Hwy 44, 90 yds n of Mel Mar Dr. 152 Comment
  SEINET10572707  Claytonia perfoliata Mary Susan Taylor 1980-6-10 Taylor 2821 Shasta T37N R4W sw sec 20. Dunsmuir quad. Sims Flat Road, W side, ca. 1 mi due s of Sims Flat Campground, Shasta Natl Forest, ca. 7 mi S of Sweetbriar. 1031 Comment
  HSC87233  Claytonia perfoliata subsp. perfoliata Pat Daly, Rudy Galindo 1988-3-26 23 Shasta 17.5 mi. E of Tehama County line on Hwy. 36 183 Comment
  CHSC27867  Claytonia rubra subsp. rubra Robin Ondricek 1978-3-19 3 and 10 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Transition zone between Yellow Pine Forest and Chaparral. 609 Comment
  UCD123136  Claytonia rubra subsp. rubra Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7389 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  HSC48604  Claytonia saxosa Mark Flippo 1978-5-14 44 Shasta Blue Point 1524 Comment
  CAS-BOT-BC92741  Clematis ligusticifolia L. E. Smith 1913-8-17 s.n. Shasta Redding. Comment
  POM188480  Clematis ligusticifolia Marcus E. Jones 1931-7-16 28904 Shasta Pitt River Bridge. Comment
  CAS-BOT-BC499951  Clintonia uniflora Mrs. Gay 1893-6-1 s.n. Shasta McCloud River Comment
  RSA420328  Collinsia grandiflora J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9676 Shasta County road A16, 7 miles from its jct with State Route 36. 671 Comment
  HSC71866  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5809 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  CDA13079  Collinsia parviflora G. F. Hrusa, T. D. Wilfred 1996-6-11 13012 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
  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
  RSA14382  Collinsia parviflora Elmer I. Applegate 1929-6-23 5857 Shasta East slope of Burney Mountain. Comment
  RSA113297  Collinsia torreyi E. K. Balls, Lee 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
  SEINET10964454  Collinsia torreyi Mary Susan Taylor, James D. Jokerst Taylor 5505 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
  OBI76963  Collinsia torreyi var. latifolia Anthony Baniaga 2011-7-7 424 Shasta Lassen Natl Forest. Intersection of 33N20 and 32N56. Swains Hole quad. T32N R5E sec 12 SW of NE 1631 Comment
  JEPS27146  Collinsia torreyi var. torreyi Alice Eastwood Jun 29 1912-Jul 11 1912 709 Shasta Goose Valley Comment
  SBBG16524  Collomia grandiflora D. Myrick 1961-6-22 327 Shasta Hwy 89, S of Burney Falls 914 Comment
  HSC45796  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  HSC46993  Collomia heterophylla Diane L. Reed 1978-5-13 107 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  SBBG103170  Collomia heterophylla D. H. Wilken 1971-6-15 9934 Shasta Pollard Flat Cmpgrd Rd, 9 mi N of Loftus 457 Comment
  UC1736678  Collomia heterophylla Dean W. Taylor 1993-4-30 13381 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  JEPS87034  Collomia larsenii Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11428 Shasta near summit along trail Cascade Mountains, Lassen Peak 7 1/2' USGS Quadrangle, Lass 3139 Comment
  UC1036150  Collomia larsenii George W. Gillett 1953-8-6 316 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s of trail) 2865 Comment
  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
  CAS-BOT-BC180410  Comandra umbellata subsp. californica Elmer I. Applegate 1929-6-18 5755 Shasta Pollock, Sacramento River, 20 miles above Redding Comment
  CAS-BOT-BC180411  Comandra umbellata subsp. californica Bettell Ellsworth 1923-4-17 s.n. Shasta Redding Comment
  CHSC92995  Comandra umbellata subsp. californica R. Fischer 2005-4-15 643 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected on a slope between Horr Pond and Crystal Springs. 1011 Comment
  UC6127  Comandra umbellata subsp. californica M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC455297  Comandra umbellata subsp. californica I. J. Condit 1911-7-10 Shasta Shasta Retreat Comment
  UC1036232  Corallorhiza maculata George W. Gillett 1953-8-25 349 Shasta on trail to Corral Meadow 0.25 mi below Summit Lake; Lassen Volcanic National Park, vicinity of Summit Lake 1987 Comment
  POM107530  Corallorhiza maculata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS68347  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2787 Shasta along route 299 1.8 mi w French Gulf junction (17 mi) 548 Comment
  CHSC30913  Cordylanthus pringlei M. S. Taylor 1980-8-14 3234 Shasta On sw side of 28N68, ca. 0.2 mi s of its jct with 28N15 in Yellow Pine Forest, ca. 1.2 mi ne of Regan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  UC1034020  Cordylanthus tenuis subsp. viscidus Francis W. Pennell 1940-7-20 26208 Shasta 3 mi s Hat Creek (Route 89) 1158 Comment
  POM98583  Cordylanthus tenuis subsp. viscidus F. W. Peirson 1926-6-22 6807 Shasta Lassen National Park, in vicinity of Boiling Lake Comment
  UC412936  Cornus glabrata Milo S. Baker 1898-7-5 264 Shasta Oak Run Comment
  CAS-BOT-BC210381  Cornus sericea L. E. Smith 1912-8-1 s.n. Shasta Pitt River Comment
  CAS-BOT-BC210383  Cornus sericea Alice Eastwood 1912-7-1 802 Shasta Burney Falls Comment
  CAS-BOT-BC401849  Corydalis caseana subsp. caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mt., N. Sierra Nevada, Hatchet Creek 1219 Comment
  CAS-BOT-BC401852  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  UC1036287  Corydalis caseana subsp. caseana George W. Gillett 1952-7-29 118 Shasta trail from lake to Paradise Meadow (vicinity of Hat Lake); Lassen Volcanic Nat'l Park 2148 Comment
  UC302259  Corydalis caseana subsp. caseana Marcus E. Jones, A. M. 1897-7-7 Shasta Lassen's Peak 1828 Comment
  HSC99935  Crataegus castlegarensis J. P. Smith, & J. O. Sawyer 2011-6-15 13219 Shasta Shaded fence row. 1031 Comment
  HSC99938  Crataegus castlegarensis J. P. Smith, & J. O. Sawyer 2011-6-15 13223 Shasta Fence row along Co. Rd. A19, beside Fall River 1021 Comment
  SEINET10737190  Crataegus columbiana Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 856 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  UC1127964  Crataegus gaylussacia A. E. Wieslander Jul 1929 120 Shasta Kosk Creek Bartle Quad. 609 Comment
  HSC48875  Crataegus suksdorfii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9883 Shasta 0.9 mi. N of bridge over Brown's Creek 610 Comment
  CAS-BOT-BC290465  Crepis acuminata George W. Gillett 1957-8-10 1023 A Shasta Lassen Volcanic National Park. Saddle between Ski Heil and Pilot Pinnacle, on Brokeoff Andesite 2636 Comment
  UC650306  Crepis acuminata J. E. Burgess Jun 1930 26 Shasta Lassen Volcanic National Park 1524 Comment
  CAS-BOT-BC290540  Crepis capillaris Alice Eastwood 1912-6-29 923 Shasta Goose Valley Comment
  CAS-BOT-BC376535  Crepis monticola William A. Dayton 1913-7-25 403 Shasta Shasta National Forest. Trinity Mt. Range 1310 Comment
  UC1036327  Crepis occidentalis George W. Gillett 1952-8-17 196 Shasta on Little Hot Springs Valley Grade 2 mi below Bumpas Hell trail origin (Lassen Peak Hwy); Lassen Volcanic National Park 2346 Comment
  CAS-BOT-BC290737  Crepis occidentalis subsp. conjuncta Alice Eastwood 1912-6-30 769 Shasta Goose Valley Comment
  UC1731463  Crepis occidentalis subsp. conjuncta Dean W. Taylor 1993-6-15 13627 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  UC581307  Crepis occidentalis subsp. pumila G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2407 Shasta 2 mi n Burney (on hwy to Mt. Shasta) 1060 Comment
  POM261274  Crepis occidentalis subsp. pumila C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  UCD59921  Crypsis schoenoides Beecher Crampton 1964-8-26 7184 Shasta Castle Crag, Sacramento River. Comment
  JEPS90908  Cryptantha crinita Dean W. Taylor 1993-5-25 13492 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  JEPS104062  Cryptantha flaccida Lowell Ahart 2003-6-11 10279 Shasta On the n side of the dirt road on the Colman Canal, ca 3 mi w of the barn, 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 288 Comment
  CHSC9247  Cryptantha intermedia G. Strausbaugh 1970-6-21 119 Shasta Near summit Buckhorn Bally ca. 5.5 mi s from U.S. Hwy. 299W 19.5 mi e of Douglas City. 1463 Comment
  JEPS81833  Cryptantha intermedia Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-29 7173 Shasta above O'Briens Landing (McCloud Arm of Shasta Lake); Shasta Lake 381 Comment
  HSC84182  Cryptantha microstachys J. P. Smith, Thomas W. Nelson 1982-5-15 10440 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  CAS-BOT-BC516183  Cryptantha milobakeri Dana York 2012-5-19 3109 Shasta Shasta-Trinity National Forest, W slope of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 933 Comment
  HSC103596  Cryptantha simulans Thomas W. Nelson, Jane Nelson 1986-6-23 8135 Shasta Along State Route 44, .7 mi. from Old Station near foot of steep grade Comment
  HSC46271  Cryptantha torreyana Sheila Logan 1978-5-13 141 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CAS-BOT-BC70521  Cryptogramma cascadensis H. F. Copeland 1931-8-9 1424 Shasta Mt. Lassen Comment
  CHSC26164  Cryptogramma cascadensis Detzer; Sacks 1977-10-27 39 Shasta Mt. Lassen, Lassen Volcanic National Park. 2590 Comment
  UC569955  Cryptogramma cascadensis H. A. Jensen 1934-10-6 385 Shasta Bumpas Peak; Paynes Creek Quadrangle 2651 Comment
  CAS-BOT-BC85648  Cupressus bakeri Oliver V. Matthews 1939-7-24 45 Shasta W. of Forest Service Road to & just N. of Cypress Camp. Mt. Lassen National Forest. Mt. Diablo Mdn. 1645 Comment
  RSA21071  Cupressus bakeri W. W. Wagener, Zentmyer 1938-7-9 9433 Shasta Burney Springs 1463 Comment
  UC1086212  Cupressus bakeri C. McMillan 1950-8-23 1580 Shasta 9 mi e of Hat Creek Ranger Station (Burney Springs at Cypress Campground); Burney Springs Comment
  CAS-BOT-BC85640  Cupressus bakeri John Kipping 1970-9-10 s.n. Shasta 8 miles east of Hot Creek Ranger Station on Burney Spring Road 1219 Comment
  CAS-BOT-BC80740  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown Comment
  CAS-BOT-BC80745  Cupressus macnabiana C. B. Wolf; E. R. Johnson 1934-10-6 6164 Shasta Above Clear Creek 1 mi. from Whiskeytown on road to Redding 304 Comment
  JEPS46563  Cupressus macnabiana Benjamin Macomber 1908-1-1 Shasta Whiskeytown Comment
  UC1303037  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown Comment
  CAS-BOT-BC80738  Cupressus macnabiana Beryl O. Schreiber 1934-6-7 1155 Shasta roadside; 5 miles west of Redding, Weaverville to Redding Road Comment
  SEINET10966024  Cupressus macnabiana Elmer I. Applegate 1932-4-14 Applegate 7057 Shasta Whiskeytown Comment
  JEPS90813  Cuscuta howelliana Dean W. Taylor 1988-8-8 10026 Shasta between Goose Valley and Burney Valley 3.5 mi nnw from Burney (Modoc Plateau); Modoc Plateau 975 Comment
  CHSC28744  Cycladenia humilis var. humilis R. A. Schlising 1979-9-13 3489 Shasta Lassen National Park, trail to peak of Brokeoff Mountain. 2682 Comment
  UC22934  Cycladenia humilis var. humilis W. H. Brewer 1448 Shasta Bally Mt. s.w. Shasta Co., Bally Mt. Comment
  SEINET11108529  Cymopterus terebinthinus var. albiflorus M. E. Mathias 1938-6-8 1386 Shasta Sacramento River Gorge, on road to Kennett, 1 mile N of Coram. Comment
  CHSC89719  Cymopterus terebinthinus var. californicus R. Fischer; J. Marr 2004-5-24 395 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1051 Comment
  JEPS88880  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1994-4-27 6153 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.9 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 365 Comment
  SEINET178231  Cynoglossum occidentale M. E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  UC24760  Cynoglossum occidentale M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS121428  Cynoglossum officinale Zachary Voigtman 2013-7-24 2013 -011 Shasta Trout Creek Area. Aprox. 1 mile in 42N24, off of Pilgrim Creek Road. Comment
  RSA768470  Cyperus acuminatus Justin M. Wood 2010-9-2 2580 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  SJSU1587  Cyperus squarrosus C. W. Sharsmith 1954-6-23 6193 Shasta by shallow pond c. 15 mi S of Burney Falls of Pit River Comment
  CAS-BOT-BC70692  Cystopteris fragilis W. B. C. 1939-8-24 13999 Shasta On the red ridge above and west of Panther Creek Meadows 2743 Comment
  CDA36833  Dactylis glomerata CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CHSC60473  Danthonia californica var. americana Mary Ann Showers 1992-7-19 2728 Shasta Lassen Volcanic National Park. Meadow borders of pond north of Dersch Meadows. 2011 Comment
  HSC48219  Danthonia unispicata D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19210 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  HSC36204  Datura inoxia John Rehling 1975-7-5 96 Shasta Downtown Redding 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
  RSA296741  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Road, 2 miles from its jct with State Route 36. 915 Comment
  UC118594  Delphinium hesperium subsp. pallescens H. E. Brown May 15 1897-May 28 1897 207 Shasta near Pit River Ferry 213 Comment
  RSA398666  Delphinium nudicaule Mark Flippo 1978-5-13 59 Shasta Beegum Gorge Road (Forest Service Road 1S02) 976 Comment
  UCSB15826  Delphinium nudicaule Breedlove, Dennis 1962-6-11 Shasta east side of Burney Falls; Burney Falls State Park; Cascade Range 914 Comment
  HSC46994  Delphinium patens Mark Flippo 1978-5-13 65 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC32810  Dendromecon rigida P. D. Nelson 1979-4-11 Shasta On slope, ca 1 mi w of Interstate 5, ca 25 mi n of Redding. Collected ca 5 ft e of road. 304 Comment
  LA36818  Dendromecon rigida A. A. Heller; 1927-5-15 14389 Shasta along the Pacific Highway Comment
  UCD61395  Deschampsia danthonioides Beecher Crampton 1960-6-16 5642 Shasta 6 miles south of Fall River Mills. Comment
  UC1738918  Deschampsia elongata Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5415 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2179 Comment
  UCD63285  Deschampsia elongata Alice Eastwood 1912-6 920 Shasta Goose Valley. Comment
  UCD18884  Descurainia pinnata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 192 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  CHSC3184  Dicentra formosa Robert D. Briggs 1966-4-23 163 Shasta Sweetbriar Ave., 1/2 mile east of the U. S. 99. Turn off- 38 miles north of Redding. Comment
  CHSC32923  Dicentra formosa Teri Bartkowski; Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 80 Shasta Harrison Gulch, along Hwy 36 at road to Deer Lick Springs. 822 Comment
  SD38251  Dicentra formosa Snyder McCallum May 1933 2143 Shasta Near O'Brian Creek. Comment
  UCD150614  Dicentra uniflora John Thomas Howell 1961-6-20 36569 Shasta Lassen Volcanic National Park. South slope of Diamond Peak. 2255 Comment
  CAS-BOT-BC254509  Dichanthelium acuminatum subsp. acuminatum A. A. Heller 1916-6-25 12452 Shasta Castle Crag, along the railroad Comment
  JEPS88663  Dichanthelium acuminatum subsp. fasciculatum Dean W. Taylor 1991-10-17 12310 Shasta w of largest of Seven Lakes (Cascade Mts., Lassen National Forest, Clover Mt.); Cascade Mts., Lassen National Forest, Clover Mt. 1844 Comment
  SEINET11696155  Dichanthelium acuminatum subsp. fasciculatum Unknown 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  CAS-BOT-BC500974  Dichelostemma capitatum G. Schoolcraft 1988-4-25 1786 Shasta West slopes of Hogback Ridge, south of Fall River Mills 1158 Comment
  CHSC2513  Dichelostemma ida-maia W. Fitzwater 1958-4-5 Shasta Mount Shasta City, Shasta Co. 762 Comment
  JEPS61810  Dichelostemma multiflorum J. W. Blankinship 1911-3-26 Shasta Redding Comment
  RSA232727  Dichelostemma multiflorum Larry E. DeBuhr, Gary D. Wallace 1972-5-21 604 Shasta Whiskeytown Unit of the Whiskeytown-Shasta-Trinity National Recreation Area; at Whiskeytown campsite on the north side of Whiskeytown Lake. Comment
  UCD139256  Dichelostemma multiflorum Dan Marcum 1981-5-1 s.n. Shasta Exact location unknown. Comment
  CAS-BOT-BC290988  Dieteria canescens var. shastensis Roxana S. Ferris; Laura Lorraine 1941-8-10 10490 Shasta State Highway 89, 3-4 miles east of McCloud and Bratle Comment
  CHSC60322  Dieteria canescens var. shastensis Mary Ann Showers 1992-6-27 2610 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 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
  OBI63048  Dieteria canescens var. shastensis David J. Keil 2004-7-10 30314 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.676'N x 121 deg. 28.686'W 1539 Comment
  RSA768598  Digitaria sanguinalis Justin M. Wood 2010-9-2 2592 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  SBBG98581  Diplacus jepsonii D. M. Thompson 1989-7-1 1033 Shasta 0.1-0.2 N of turnoff from Summit Lake Ranger Station along Hwy 89 2045 Comment
  CAS-BOT-BC153642  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station. Vicinity of Summit Lake 2011 Comment
  CAS-BOT-BC153644  Diplacus jepsonii Elmer I. Applegate 1929-6-20 5767 Shasta Lassen Trail above Drakesbad, east edge of Shasta County 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
  SBBG26832  Diplacus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi N of Fall River Mills 1371 Comment
  CAS-BOT-BC151862  Diplacus mephiticus A. W. Kramer 1930-7-1 s.n. Shasta Prospect Peak, Lassen National Park Comment
  CAS-BOT-BC151449  Diplacus nanus Ella Dales Cantelow 1940-5-31 4431 Shasta E. of McArthur Comment
  CAS-BOT-BC151260  Diplacus torreyi John Thomas Howell; Alice Eastwood 1940-6-10 7889 Shasta Montgomery Creek Comment
  CAS-BOT-BC151261  Diplacus torreyi Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC151263  Diplacus torreyi Blanche Clear 1938-7-15 s.n. Shasta Deer Creek on road to Butte Meadows Comment
  CAS-BOT-BC151266  Diplacus torreyi Ellsworth Bethel 1923-6-14 s.n. Shasta Whitmore Comment
  CHSC68727  Diplacus tricolor Vernon H. Oswald 1997-5-20 8471 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  CHSC96201  Distichlis spicata R. Fischer 2006-7-21 914 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected in alkaline scalds at the edge of Horr Pond, near campsite 7. 1007 Comment
  CHSC96255  Distichlis spicata R. Fischer 2006-7-23 869 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the (Scirpus covered) shore line of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  UC1036251  Dodecatheon alpinum George W. Gillett 1952-7-14 71 Shasta Dersch Meadows Lassen Volcanic National Park, Dersch Meadows 2026 Comment
  CHSC57493  Dodecatheon hendersonii C. Underwood 1987-4-5 2 Shasta 40 yds. s side of Hwy. 44, 16.1 mi. e of Redding. Comment
  HSC27256  Dodecatheon hendersonii J. P. Smith 1972-3-19 5081 Shasta Along State Route 299 at Stillwater Creek Comment
  RSA0049753  Dodecatheon hendersonii Dean Wm. Taylor 2013-4-25 21337 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  HSC17886  Dodecatheon hendersonii L. T. Gault 1964-3-30 50 Shasta Adjacent to Whiskeytown Lake Comment
  POM287486  Dodecatheon hendersonii Lyman Benson 1929-3-26 1062 Shasta Mountain Springs; open pine woods. Comment
  UC1553489  Downingia bacigalupii E. Dean 1988-7-14 134 Shasta near Goose Valley Ranch (w of train tracks); Shasta City 792 Comment
  CHSC34359  Downingia bicornuta J. D. Prouty 1981-7-21 1256 Shasta Drying margin of vernal pool-reservoir. 1097 Comment
  RSA436096  Downingia bicornuta L. S. Rose 1934-4-21 34244 Shasta 5 miles S of Cottonwood. Comment
  UC765455  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2263 Shasta 4 mi n Anderson Comment
  JEPS108506  Downingia cuspidata Lisa Schultheis 1995-6-9 206 -95 Shasta Millville Plains Rd. and Honey Lane, off of Rt. 44 E of Redding. Comment
  RSA0094546  Downingia montana Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31416 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  CAS-BOT-BC42083  Draba aureola George W. Gillett 1952-8-2 140 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. On area south of 1915 Black Dacite flow. 3169 Comment
  UC1036180  Draba aureola George W. Gillett 1952-9-1 246 Shasta summit area, Lassen Volcanic National Park Lassen Peak; Lassen Volcanic National Park, summit Lassen Peak 3108 Comment
  CHSC509  Draba verna P. Delaplane 1965-4-3 35 Shasta Near Squaw hole rocks. Squaw Creek area of the Harry Horr Ranch. Ca. 5 mi. ne of Glenburn. 1219 Comment
  UC735043  Draperia systyla Lincoln Constance, Ren Hwa Shan 1946-6-1 3062 Shasta Trinity Center Road above Clear Creek, 12 miles west of Delta, Trinity Mountains 914 Comment
  CAS-BOT-BC527344  Drymocallis glandulosa var. reflexa E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC159324  Drymocallis lactea var. lactea Alice Eastwood 1912-8-22 1876 Shasta Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC159322  Drymocallis lactea var. lactea Hans Leschke 1957-7-12 s.n. Shasta Above Cold Boilng Lake - Lassen Volcanic National Park 2377 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
  CHSC71873  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1998-9-8 9564 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  UC1056246  Echinochloa crus-galli Virginia E. Long 1931-6 98 a Shasta vicinity Anderson Comment
  CAS-BOT-BC197267  Echinochloa muricata var. microstachya L. E. Smith 1914-7-4 745 Shasta Redding Comment
  UCD38658  Eleocharis acicularis Beecher Crampton 1956-8-20 3785 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  CAS-BOT-BC113147  Eleocharis palustris George Wilson Gillett 1957-8-4 977 Shasta Manzanita Lake area, on margin of Lily Pond. 1783 Comment
  CHSC8770  Elodea canadensis S. Chulasmai 1966-4-30 14 Shasta Hat Creek River. Comment
  HSC100228  Elymus caput-medusae J. P. Smith 2010-5-19 12875 Shasta Along Shasta View Road in Redding 202 Comment
  HSC100243  Elymus caput-medusae J. P. Smith 2010-6-10 12917 Shasta Along Hwy. 299 W of Burney 981 Comment
  JEPS28324  Elymus elymoides subsp. elymoides George W. Gillett 1957-7-12 738 Shasta Crescent Crater Lassen Volcanic National Park (summit/margin, in breach) 2438 Comment
  CAS-BOT-BC206580  Elymus glaucus subsp. glaucus A. A. Heller 1905-5-29 7886 Shasta Near Redding. Comment
  CAS-BOT-BC206581  Elymus glaucus subsp. glaucus L. E. Smith 1914-7-4 737 Shasta Redding Comment
  UCD62356  Elymus glaucus subsp. glaucus Beecher Crampton 1956-8-20 3780 Shasta Castle Crag. 640 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
  CAS-BOT-BC206583  Elymus glaucus subsp. glaucus George W. Gillett 1957-7-11 707 Shasta 1/4 mile above Manzanita Creek on Chaos Crags Trail - Lassen Volcanic National Park 1889 Comment
  UCD62624  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-30 2844 Shasta Lassen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  POM46330A  Epilobium ciliatum subsp. glandulosum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM46400  Epilobium foliosum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCR206336  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 A 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
  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
  CDA13018  Epilobium minutum G. F. Hrusa, T. D. Wilfred 1996-6-1 12948 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  UC20080  Epilobium minutum M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  JEPS89966  Epilobium obcordatum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5422 Shasta e. side Crater Peak (vicinity of Magee Peak); Lassen Nat'l Forest, Thousand Lakes Wilderness 2499 Comment
  CHSC96191  Epilobium pygmaeum R. Fischer 2006-7-22 897 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a moist grassy meadow, adjacent main park road, western end of park, and ca. 200 yds. east of Bowman ditch. 1008 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
  CAS-BOT-BC56967  Equisetum arvense John Thomas Howell 1960-8-22 36391 Shasta Hat Lake 1950 Comment
  POM119661  Equisetum arvense Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  UCD135533  Equisetum laevigatum G. F. Hrusa; T. D. Wilfred 1996-6-11 13026 Shasta Lassen National Forest, W side of Hwy 89-44 approx. 1/8 mile S of Big Spring. 1440 Comment
  HSC101835  Eragrostis curvula J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13320 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  CAS-BOT-BC204620  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 198 a Shasta Anderson (2 mi. N. of) 131 Comment
  UCD63796  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-8-20 3782 Shasta Castle Crag, at junction of Dome Creek and Sacramento River. 640 Comment
  SEINET10558911  Eragrostis mexicana subsp. virescens Virginia E. Long 1932-7-12 Long 198 a Shasta 2 mi N of Anderson. Along irrigation ditch with Syntherisma sanguinalis and Echinochloa crusgalli. 132 Comment
  SEINET3860228  Eriastrum tracyi Leigh A. Johnson 2005-7-28 05 -213 Shasta W side of Hwy 89, about 10 miles N of jct with Hwy 299, E of Burney. About 50-100 yards W of railroad in dry soils that were historically disturbed (not forested, very old roads barely visible).; 0 958 Comment
  JEPS83572  Ericameria bloomeri Dean W. Taylor 1987-8-5 9230 Shasta between Pit River and McCloud River (on watershed divide); Stouts Meadow 1645 Comment
  LA82947  Ericameria greenei O. H. Kappler; 1949-7-27 2001 Shasta Laseen Park, along road from N 1523 Comment
  CAS-BOT-BC298852  Ericameria nauseosa S. Cooper Smith 1942-10-11 42 -2 Shasta On Highway 99 S of Weed, Shasta Forest 1158 Comment
  UC484106  Ericameria nauseosa var. oreophila E. R. Johnson 1928-8-31 1191 Shasta s of Lookout; Big Valley Comment
  JEPS89807  Ericameria parryi var. latior Dean W. Taylor 1990-8-21 11469 Shasta Clark Creek along a minor unnamed tributary in Section 14, The Cascades Clark Creek; The Cascades, Clark Creek 1402 Comment
  CAS-BOT-BC293376  Erigeron acris var. kamtschaticus M. A. Showers 1980-8-17 2002 mas Shasta On north and nw-facing slopes of Bumpass Mt., Lassen Volcanic National Park 2651 Comment
  OBI76961  Erigeron canadensis Anthony Baniaga 2011-8-3 482 Shasta Lassen Natl Forest. Jctn Hwy 44 and 89. Old Station, quad. T33N R5E sec 33 NW of NW 1310 Comment
  SBBG21832  Erigeron coulteri D. Myrick 1964-7-23 923 Shasta Hat Lake 1965 Comment
  CHSC89771  Erigeron divergens R. Fischer; J. Marr 2004-7-3 438 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, S end, of Big Lake on Lava Springs Trail. 1010 Comment
  CHSC89777  Erigeron divergens R. Fischer; J. Marr 2004-8-15 407 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail on western shore of Big Lake. On mdw/roadbed. 1011 Comment
  CAS-BOT-BC298569  Erigeron divergens A. A. Heller 1905-5-26 7869 Shasta Near Redding Comment
  JEPS28784  Erigeron glacialis var. glacialis George W. Gillett 1957-8-17 1084 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  UC485794  Erigeron glacialis var. glacialis H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen, Kings Creek Meadow 2225 Comment
  HSC40177  Erigeron glacialis var. glacialis Thomas W. Nelson, Jane Nelson 1976-8-1 3132 Shasta Lassen Volcanic National Park, Kings Creek Meadow along Lassen Peak Rd. Comment
  RSA0094222  Erigeron inornatus var. inornatus Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31403 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
  UC501448  Erigeron inornatus var. inornatus Frank W. Peirson 1932-7-17 10336 Shasta Wallace Ranch Goose Valley 914 Comment
  CAS-BOT-BC300079  Erigeron philadelphicus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  JEPS109984  Erigeron reductus var. reductus D. W. Taylor 2003-8-14 18684 b Shasta Highland Mine, Trinity Mountains; watershed divide between Slate Creek and Smith Creek on the Trinity County line. Comment
  CHSC9218  Eriodictyon californicum G. Strausbaugh 1970-4-18 29 Shasta NW side Kennedy Memorial Hwy. ca. 5 mi. nw of Whiskeytown Dam. 374 Comment
  RSA60346B  Eriodictyon californicum G. R. Campbell 1948-6-17 643 Shasta 1 mile W of Shingletown, on Hwy50 Comment
  SFV5050  Eriodictyon californicum B. C. Templeton 1960-6-16 8508 Shasta North of Lake Britton. On mountain slope. Comment
  SJSU3086  Eriodictyon californicum G. Witherspoon 1940-6-26 2104 Shasta 1.75 mi N of Maacooatche, Lassen National Forest 1524 Comment
  SBBG1515  Eriogonum hirtiflorum H. and M. Dearing 1938-6-6 2218 Shasta from rd from Manzanita to Susanville, 16 mi E of Manzanita Comment
  JEPS56729  Eriogonum marifolium W. L. Jepson 1929-9-29 15323 Shasta nw slope of Lassen Peak Lassen Peak 2682 Comment
  SEINET10479521  Eriogonum marifolium Mary Susan Taylor 1975-7-16 Taylor 844 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2134 Comment
  CAS-BOT-BC263209  Eriogonum marifolium var. marifolium George W. Gillett 1957-8-17 1079 Shasta Lassen Volcanic National Park. Helen Mountain. Southwest exposure, above Lake Helen 2590 Comment
  CAS-BOT-BC263316  Eriogonum marifolium var. marifolium M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2590 Comment
  CAS-BOT-BC263317  Eriogonum marifolium var. marifolium Lewis S. Rose 1945-9-4 45239 Shasta Summit Lassen Peak Highway 2590 Comment
  CAS-BOT-BC267377  Eriogonum marifolium var. marifolium Elmer I. Applegate 1929-6-21 5817 Shasta Kelly's Camp, Warner Valley, Mount Lassen region Comment
  CAS-BOT-BC267376  Eriogonum marifolium var. marifolium Hans Leschke 1959-8-10 1639 Shasta Lassen Volcanic National Park, above Emerald Lake 2438 Comment
  JEPS122356  Eriogonum nudum Joseph Broberg, Nick Dove 2012-9-11 CA 320 -133 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Continue until just before intersection with Bald Mountain Road. Collection is on roadsides, near a cinder pit Comment
  UCR206308  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2009-6-13 15001 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC272458  Eriogonum nudum var. pubiflorum Geo. B. Grant 1902-9-18 s.n. Shasta Redding Comment
  CHSC9215  Eriogonum nudum var. pubiflorum G. Strausbaugh 1970-6-21 121 Shasta Buckhorn Bally near summit ca. 4 mi. from U.S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  RSA0107276  Eriogonum ovalifolium John F. Emmel 2003-8-1 1804 Shasta Bully Choop Mtn. summit area; ca. 20 air miles W. of Redding., Shasta/Trinity Co. line. 2103 Comment
  JEPS28571  Eriogonum ovalifolium var. nivale George W. Gillett 1957-7-11 712 Shasta above Crater Lake (Chaos Crags); Lassen Volcanic National Park 2072 Comment
  SBBG21288  Eriogonum pyrolifolium D. Myrick 1964-7-22 906 Shasta Mt Lassen Trail Parking area 2529 Comment
  UC849693  Eriogonum pyrolifolium E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park, Lassen Peak 3048 Comment
  SEINET10226338  Eriogonum pyrolifolium var. pyrolifolium Noel H. Holmgren, James L. Reveal 1966-1 2904 Shasta Lassan Volcanic National Park; slope between Bumpass Hell trail and Lassan Park road 2414 Comment
  OBI63034  Eriogonum spergulinum subsp. reddingianum David J. Keil, with Kathleen A. Keil 2004-7-13 30327 Shasta Lassen National Park 1981 Comment
  UC849741  Eriogonum sphaerocephalum var. halimioides Alice Eastwood 1912-7-13 1053 Shasta Pitt River Canyon Comment
  CHSC82694  Eriogonum ternatum L. P. Janeway 2001-7-8 7285 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC267522  Eriogonum umbellatum A. A. Heller 1905-5-26 7870 Shasta A the river bridge near Redding Comment
  CAS-BOT-BC267524  Eriogonum umbellatum A. A. Heller 1914-8-29 11745 Shasta Near Castle Crag on the Pacific Highway. Along the Sacramento River near Castella 609 Comment
  UC157922  Eriogonum umbellatum var. dumosum Milo S. Baker 1898-7-4 268 Shasta near Cow Creek Comment
  CHSC33979  Eriogonum umbellatum var. modocense J. D. Prouty 1981-7-21 1266 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  JEPS28577  Eriogonum umbellatum var. modocense George W. Gillett 1957-7-11 722 Shasta above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  JEPS56185  Eriogonum umbellatum var. modocense W. L. Jepson 1929-9-28 15288 Shasta Manzzanita Lake Lassen Peak, Manzzanita Lake 1828 Comment
  POM260498  Eriogonum umbellatum var. polyanthum C. L. Hitchcock 1940-5-26 6620 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA65905  Eriogonum ursinum F. W. Peirson 1926-6-22 6806 Shasta sandy stream-bottom lands, 2 or 3 mil below end of road, but still in National Park. Drakesbad Region, Lassen National Park. Comment
  SD46522  Eriogonum ursinum E. K. Balls, L. W. Lenz 1956-6-19 21822 Shasta 2.9 mi. se. from Hat Creek Ranger Station along State Hwy. 89 1036 Comment
  CHSC107888  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2011-8-3 21142 Shasta Klamath Range; Jepson Manual KR region; 1 mile South of Trinity Mountains, along Forest Road 3N05. 1188 Comment
  CDA22695  Eriogonum vimineum F. Stewart 1960-7-21 Shasta Burney area. 0 Comment
  UCSB16023  Eriophyllum lanatum Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  POM259984  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 miles E of Burney Falls. Comment
  RSA92290  Eriophyllum lanatum var. achilleoides F. W. Peirson 1932-7-16 10305 Shasta Below the old log cabin; Burney Spring 1433 Comment
  CAS-BOT-BC301429  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel June 6 s.n. Shasta Ingot Comment
  CAS-BOT-BC301432  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1912-6-29 825 Shasta Goose Valley Comment
  JEPS34639  Eriophyllum lanatum var. grandiflorum J. W. Blankinship 1911-5-5 Shasta Redding Comment
  UC336223  Eriophyllum lanatum var. grandiflorum unknown 1876-1-1 Shasta Lassen's Peak Comment
  CAS-BOT-BC301434  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 89 Shasta 1/2 mile north of Pollock Comment
  CAS-BOT-BC301470  Eriophyllum lanatum var. integrifolium C. L. Hitchcock 1940-5-17 6428 Shasta 3 miles east of Redding 152 Comment
  JEPS101771  Eryngium articulatum Dean W. Taylor 1999-8-13 17324 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  SEINET8673476  Eryngium articulatum Unknown 1953-7-29 3449 Shasta Near Shasta Dam, 2 miles N of Project City 274 Comment
  UC1246755  Eryngium articulatum A. S. Barclay, R. D. Barbee, K. E. Blum, and S. D. Koch 1962-7-14 1351 Shasta 7 mi. n. Redding (on U.S. Hwy 99) Comment
  UCD35610  Eryngium articulatum Beecher Crampton 1958-8-12 5076 Shasta 3.3 miles north of Anderson, Stillwater Plains. Comment
  CAS-BOT-BC54563  Erysimum capitatum Ella Dales Cantelow 1941-5-23 3631 Shasta U.S. Highway #89 near junction with U.S. Highway #299. Comment
  RSA396113  Erysimum capitatum Barbara Shervanick 1974-5-9 1329 Shasta Wilson Hill Road, about 2 miles S of Shingletown. Cascade Mtn range. Comment
  SJSU567  Erysimum capitatum G. Witherspoon 1940-6-25 2109 Shasta Manzanita L, Lassen Volcanic National Park 1828 Comment
  SEINET11249793  Erysimum capitatum var. capitatum N. H. Holmgren, L. F. Seong 1969-1 3618 Shasta Near North Battle Creek Reservoir, just NW of Lassen Volcanic National Park. Comment
  RSA113762  Erysimum capitatum var. perenne George W. Gillett 1952-8-2 309 Shasta 1 mile below hot springs. Vicinity of Sulphur Works. 1982 Comment
  OBI63033  Erythranthe breweri David J. Keil, with Kathleen A. Keil 2004-7-13 30326 Shasta Lassen National Park. Upper manzanita Creek near terminus of Manzanita Creek Trail 2249 Comment
  CAS-BOT-BC418640  Erythranthe taylorii Len Lindstrand III 2014-4-9 s.n. Shasta Northwest of Dekkas Rock campground. Shasta Lake shoreline, in small inlet approximately 0.10-mi. northwest of USFS Dekkas Rock day use campground, immediately upslope of Hirtz Bay to Dekkas Campground trail. 329 Comment
  CAS-BOT-BC418641  Erythranthe taylorii Len Lindstrand III 2014-3-18 s.n. Shasta Samwell Cave. 426 Comment
  CHSC112144  Erythranthe taylorii Dean Wm. Taylor 2014-4-10 21467 Shasta Sacramento River Canyon; Hazel Creek tributary at Sims on Interstate 5; logging road spur arterial to Forest Road 37N21 at 6 miles above the bridge over the Sacramento River; TRS37415. 871 Comment
  JEPS123484  Erythranthe taylorii Len Lindstrand III with Sarah Tona and Julie Kierstead Nelson 2014-4-9 s.n. Shasta North of Ellery Creek. Slope above (west of) Gilman Road, approximately 0.20 mile north of the Ellery Creek confluence with Lake Shasta. Bollibokka Mountain 7.5' USGS quadrangle. Comment
  SEINET4063638  Erythronium americanum O. M. Clark 1947-1 14321 Shasta Lassen Peak, Lassen National Park. Comment
  CAS-BOT-BC504366  Erythronium purpurascens Elmer I. Applegate 1929-6-20 5772 Shasta Upper Kings Meadow, east base of Lassen Butte Comment
  RSA31984  Erythronium purpurascens A. A. Heller 1941-8-11 16282 Shasta Near the head of Little Hot Springs Valley, Lassen Volcanic National Park 2134 Comment
  JEPS123349  Erythronium shastense Len Lindstrand III 2015-2-26 21221 Shasta Northwest slope of Bollibokka Mountain, above McCloud River. Bollibokka Mountain, 7.5' Q. Comment
  UCD166834  Erythronium shastense Sarah Tona 2015-3-13 5 Shasta Large limestone outcrop, north of Ellery creek and 0.6 mile west of the upper McCloud arm of Shasta Lake. 795 Comment
  CAS-BOT-BC402840  Eschscholzia caespitosa L. E. Smith 1913-4-11 32 Shasta Pitt River Comment
  CAS-BOT-BC402843  Eschscholzia caespitosa Alice Eastwood; John Thomas Howell 1934-4-21 1820 Shasta Pollock's Store Comment
  CAS-BOT-BC403669  Eschscholzia californica Elmer I. Applegate 1929-6-23 5859 Shasta Burney Comment
  CAS-BOT-BC419548  Eschscholzia lobbii M. S. Baker; Frank Nutting 1894-5-20 s.n. Shasta Near Redding Comment
  SEINET5718783 Image available Eschscholzia lobbii J. Maze 1971-1 789 Shasta Junction, Airport Rd. and hwy 44. Comment
  CAS-BOT-BC310390  Eucephalus breweri Hans Leschke 1959-8-3 1593 Shasta Lassen Volcanic National Park. Grassy Swales 1935 Comment
  CAS-BOT-BC310391  Eucephalus breweri Alice Eastwood 1912-8-22 1828 Shasta Trail from Morgans Springs to Lassen Butte Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  HSC103839  Euphorbia crenulata G. Fred Hrusa, T. D. Wilfred 1996-6-10 12968 Shasta Along US Forest Service Rd. S16, ~1 mi. N of Hwy. 44 intersection 1635 Comment
  SJSU1574  Euphorbia crenulata C. W. Sharsmith 1954-6-25 6209 Shasta Viola 1341 Comment
  UC75644  Euphorbia crenulata Milo S. Baker 1898-7-9 361 Shasta Tamarack Road; at Stalker's Comment
  CDA19206  Euphorbia oblongata G. Kleis 2001-5-1 PDR 914722 Shasta Sacramento Valley; Redding Arboretum, Quartz Hill Rd., Redding. 0 Comment
  UCD98880  Fallopia convolvulus Beecher Crampton 1956-8-20 3797 Shasta Along Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
  RSA699846  Festuca L. P. Janeway 2001-6-21 7213 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of highway 44. 1494 Comment
  UCR206942  Festuca George K. Helmkamp, E. A. Helmkamp 2009-6-11 14963 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CDA36831  Festuca arundinacea CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  OBI76953  Festuca microstachys Anthony Baniaga 2011-6-10 329 Shasta Lassen Natl forest. Along Hwy 89 between Rocky campground and Sugarloaf Day area. Old Station quad. T33N R5E 1267 Comment
  UCD66136  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of Hwy 44, 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  UCD66156  Festuca occidentalis Freed W. Hoffman 1946-6-3 1807 Shasta Burney Park. Comment
  CAS-BOT-BC278871  Festuca occidentalis John Thomas Howell 1961-6-19 36521 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  CAS-BOT-BC278939  Festuca rubra C. L. Hitchcock 1940-5-20 6475 Shasta 25 miles east of Redding Comment
  UCD66342  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  CHSC4475  Fragaria vesca C. Glascock 1965-5-15 416 Shasta Roadside 6.4 mi. sw of Viola on dirt road to Manton. 49 mi. e of Redding. Comment
  CAS-BOT-BC454543  Fragaria vesca subsp. californica Milo S. Baker 1926-7-15 31 b-26 Shasta S Fork Net. 4 1/2 miles along Forest Road from highway in woods 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
  HSC100040  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12829 Shasta Shasta - Trinity National Forest. Shotgun Rd. W of Hwy. 5, S of junction with Sims Rd. 579 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-BC53851  Frangula californica subsp. tomentella A. A. Heller 1917-4-21 12994 Shasta Clear Creek 7 miles south of Redding Comment
  CAS-BOT-BC53894  Frangula californica subsp. tomentella A. A. Heller 1905-5-29 7895 Shasta Near Redding at the River bridge Comment
  CAS-BOT-BC60003  Frangula purshiana Alice Eastwood 1912-6-29 840 Shasta Goose Valley. Comment
  HSC100053  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12852 Shasta Along County Rd. A16. 357 Comment
  HSC100054  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12853 Shasta Along County Rd. A16. 357 Comment
  UCD113130  Frangula rubra G. F. Hrusa; T. D. Wilfred 1996-6-11 13014 Shasta East side of Highway 89, approximately 1/2 mile North of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  RSA201902  Frasera albicaulis var. nitida Alma Weigart 1924-5-27 s.n. Shasta Whitmore Comment
  CAS-BOT-BC217681  Fraxinus dipetala Alice Eastwood 1912-7-25 1425 Shasta Pitt to Baird Comment
  CAS-BOT-BC217678  Fraxinus dipetala C. Hart Merriam 1922-7-26 s.n. Shasta 17 1/2 miles west of South fork Cottonwood Creek, 8 miles east of Beegum Comment
  CAS-BOT-BC217680  Fraxinus dipetala E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC223570  Fraxinus latifolia Alice Eastwood 1912-7-1 803 Shasta Burney Falls Comment
  CAS-BOT-BC223571  Fraxinus latifolia John Thomas Howell 1934-7-4 12417 Shasta 3 miles sw. of Fall River Mills Comment
  CHSC9206  Fritillaria affinis G. Strausbaugh 1970-3-22 9 Shasta South of and ca. 30 ft. above pond formed at Whiskey Creek inlet. 381 Comment
  UCR206054  Fritillaria atropurpurea George K. Helmkamp, E. A. Helmkamp 2009-6-11 14984 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
  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
  JEPS100629  Fritillaria eastwoodiae Dean W. Taylor 1992-4-14 13341 Shasta ca. 2 mi N of Shingletown (Ponderosa Way near jct with Winthrow Road) 640 Comment
  CAS-BOT-BC504455  Fritillaria recurva Ellsworth Bethel 1923-5-31 s.n. Shasta Burney Comment
  CAS-BOT-BC504460  Fritillaria recurva L. E. Smith 1913-5-6 189 Shasta Castella Comment
  CAS-BOT-BC504463  Fritillaria recurva Alice Eastwood 1912-6-29 787 Shasta Goose Valley Comment
  HSC15556  Fritillaria recurva W. D. Stevens 1964-5-24 6 Shasta 10 mi. E of Millville on Hwy. 44 Comment
  CDA42129  Galium aparine G. D. Barbe 1980-6-5 2816 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. 0 Comment
  POM193501  Galium bolanderi J. B. Feudge 1928-8-10 1962 Shasta Mt. Shasta City. 1067 Comment
  RSA113320  Galium bolanderi E. K. Balls, Lee W. Lenz 1956-6-18 21814 Shasta Crossroads, about Burney Falls (jct State Hwy 89 and US Hwy 229) 1006 Comment
  UC54582  Galium boreale subsp. septentrionale H. M. Hall and E. B. Babcock June, 1903 4200 Shasta Fall River Springs Sierra Nevada Mountains 1066 Comment
  JEPS52951  Galium porrigens var. porrigens Lauramay T. Dempster 1964-7-26 4060 Shasta 6 mi ne Ingot (along Hwy 299, at road marker B-35+00); Canyon of Cedar Creek 365 Comment
  CHSC65835  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-23 4809 Shasta Along road 35N06, 5.1 mi north of Fenders Ferry Road (Rd 27); 2000 ft (straight) due north of Bluejay Mountain. 929 Comment
  JEPS28556  Galium trifidum George W. Gillett 1957-7-9 689 Shasta confluence of Hat Creek and Lost Creek n Park (about 2 mi s of Big Springs); Lassen Volcanic National Park 1524 Comment
  UC889068  Galium trifidum var. pusillum E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 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
  CHSC84536  Gastridium phleoides John Dittes; Lowell Ahart 2003-5-22 2003 -19 Shasta Cascade Range Foothills; Battle Creek Canyon; approximately 9.5 air-miles east of Cottonwood, 3.3 air-miles east by northeast of Coleman Fish Hatchery and 4.7 air-miles west of Darrah Springs State Fish Hatchery. 183 Comment
  POM260110  Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta 3 miles east of Redding. 152 Comment
  HSC37551  Gastridium phleoides A. Montalvo, J. D. Ackerman 1975-7-16 Shasta Hwy. 36 near Shasta-Trinity National Forest boundary. Comment
  JEPS69271  Gastridium ventricosum J. W. Blankinship 1911-5-29 Shasta Olinda Comment
  UC1132040  Gastridium ventricosum C. J. Kraebel 1934-5-5 9 Shasta North Fork Squaw Creek; Redding Quad., Kennett Area Comment
  SBBG5075  Gayophytum diffusum subsp. parviflorum H. and M. Dearing 1938-6-27 2158 Shasta Big Spring 1524 Comment
  UC485793  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-15 Shasta below Raker Peak (by creek); Mt. Lassen, Lost Creek 1800 Comment
  UCD103681  Gayophytum diffusum subsp. parviflorum D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Near Summit Lake. 1960 Comment
  CHSC85454  Gayophytum heterozygum G. F. Hrusa; T. D. Wilfred 1996-7-22 13336 Shasta Northeast California. Lassen National Forest. About 4-5 miles S of Old Station. 1386 Comment
  UC70427  Gentiana calycosa Milo S. Baker 1899-8-3 Shasta near Bottles; McCloud River Comment
  UC22760  Gentiana newberryi W. H. Brewer Sep 1863 2175 Shasta Lassen Peak 2438 Comment
  JEPS100725  Geranium carolinianum Dean W. Taylor 1992-5-19 12594 Shasta Potem Creek drainage, 0.5 miles above Potem Falls, 387 Comment
  CAS-BOT-BC459368  Geum macrophyllum M. S. Baker; Frank Nutting 1894-5-26 s.n. Shasta Goose Valley Comment
  UCSB40522  Gilia austrooccidentalis R. Martin 1978-5-30 159 Shasta 474 EAST POTRERO RD FIGUEROA MOUNTAIN ROAD (4.8 MI E OF WENDY RD JUNCTION) 1073 Comment
Read comments
Sep 17 2009
  NY336901  Gilia tenuisecta A. A. Heller 1905-5-30 7898 Shasta Near Redding Comment
  CHSC89718  Githopsis diffusa subsp. robusta R. Fischer; J. Marr 2004-5-24 396 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1027 Comment
  JEPS11812  Githopsis specularioides J. W. Blankinship 1911-4-6 Shasta 6.5 mi w Anderson; Olinda Comment
  UCD122714  Githopsis specularioides G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7775 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  HSC73410  Githopsis specularioides B. Potter, L. Sieburth, Susan Ahrens 1981-5-9 684 Shasta Harrison Gulch 1/2 mi. NW of Hwy. 36 820 Comment
  SEINET10464575  Githopsis specularioides Alice Eastwood 1912-6-28 Eastwood 697 Shasta Burney Comment
  CHSC60474  Glyceria borealis Mary Ann Showers 1992-7-19 2730 Shasta Lassen Volcanic National Park. Borders of pond north of Dersch Meadows. 2011 Comment
  RSA692608  Glyceria borealis D. W. Taylor 1996-6-16 15680 Shasta Shasta county: boggy meadow in Flat Woods, on east rim Pit Rivcer Canyon (about 3 air miles southeast of Big Bend); Shasta-Trinity National Forests; T36N R1E NW1/4 of NE1/4, Section 17; 716 Comment
  UCD66752  Glyceria borealis S. Galen Smith; Malcolm A. Nobs, Herbert L. Mason 1949-5-29 750 Shasta Between Hat Creek and Pitt River bridge, highway 299. Comment
  SEINET7297647 Image available Glyceria borealis Virginia E. Long 1932-1 185 a Shasta Manzanita Lake 1768 Comment
  CDA20389  Gnaphalium californicum K. Martyn 2002-5-21 PDR P 083300 Shasta Northern California; Southbound I-5 & Hwy 299E on-ramp. 0 Comment
  JEPS28518  Gnaphalium palustre George W. Gillett 1957-7-3 633 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat (meadow near road crossing) 1905 Comment
  CHSC34358  Gratiola ebracteata J. D> Prouty 1981-7-21 1255 Shasta 1097 Comment
  HSC30180  Gratiola ebracteata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19207 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CDA6135  Grindelia camporum T. C. Fuller 1963-7-15 10866 Shasta South side of Highway 299 to Fall River Mills, 4.0 miles east of Burney. 0 Comment
  RSA768599  Grindelia camporum Justin M. Wood 2010-9-2 2591 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  UCD132487  Grindelia camporum K. M. Meyer; A. Townesmith 2007-7-27 165 Shasta Shasta-Trinity National Forest; 8.2 miles on Gilman Road, exit 698 off (N) 1-5. 411 Comment
  UC726997  Hackelia nervosa A. A. Heller 1941-8-11 16285 Shasta Upper King Creek Meadow, along Highway Upper King Creek Meadow; Lassen Volcanic National Park Comment
  JEPS120239  Harmonia stebbinsii Julie Kierstead Nelson with Talitha Derksen 2011-6-9 2011 -005 Shasta North slope of Middle Fork Beegum Creek, south of Hwy. 36, Road 28N07 past Seeliger Ranch, ca. 35 miles west-northwest of Red Bluff. Comment
  JEPS62099  Hastingsia alba J. W. Blankinship 1910-7-16 Shasta Lamoine Comment
  CAS-BOT-BC504588  Hastingsia alba E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC193485  Hazardia whitneyi var. discoidea C. G. Pringle 1882-9-1 Shasta mts about the headwaters Sacramento River; Pacific Slope, Sacramento River Comment
  CAS-BOT-BC306350  Helenium Alice Eastwood 1912-6-29 860 Shasta Goose Valley Comment
  JEPS33589  Helianthella californica subsp. californica Blankinship 1911-5-11 Shasta w Anderson; Olinda Comment
  CAS-BOT-BC314703  Helianthella californica var. californica D. E. Breedlove 1962-6-12 3398 Shasta Along State Hwy. 89 4.0 miles south of junction with U.S. Hwy. 299, Cascade Range 1021 Comment
  OBI77296  Helianthella californica var. nevadensis Anthony Baniaga 2011-6-19 378 Shasta Lassen NF. W of 89, on unnamed dirt rd, ca 3 mi S of 299. Old Station quad. T33 R5E sec 21 SE of SE 991 Comment
  CAS-BOT-BC314828  Helianthella californica var. shastensis Ellsworth Bethel 1923-5-23 s.n. Shasta Burney Comment
  CAS-BOT-BC314835  Helianthella californica var. shastensis Alice Eastwood 1912-6-30 753 Shasta Goose Valley Comment
  OBI55533  Helianthus bolanderi David J. Keil, Kathleen Keil 1992-7-24 23580 Shasta 12.2 mi E of Siskiyou county line along hwy 89 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
  CAS-BOT-BC313439  Hemizonella minima Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  JEPS28538  Hemizonella minima George W. Gillett 1957-7-8 665 Shasta 1/4 mi s Burney Highway (5.8 mi ne of Manzanita Lake entrance station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  JEPS29570  Hemizonella minima John Thomas Howell 1961-6-20 36543 Shasta Lassen Hwy 1 mi nw Lost Creek Bridge; Lassen Volcanic National Park 1798 Comment
  UC1537068  Hemizonella minima Gordon H. True 1937-5-24 949 Shasta near Lake Britton 853 Comment
  POM203069  Hemizonia lobbii J. T. Howell 1934-7-5 12426 Shasta 4 miles SW of Fall River Mills. Comment
  CHSC105700  Hesperevax acaulis var. acaulis Julie Kierstead Nelson 2006-5-10 2006 -008 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS33795  Hesperevax acaulis var. robustior Blankinship 1911-4-21 Shasta Redding Comment
  JEPS100966  Hesperochiron pumilus Dean W. Taylor 1993-4-16 13353 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  SD40639  Hesperocyparis macnabiana Carl B. Wolf 1934-10-6 Shasta Above Clear Creek 1 mile from Whiskeytown on road to Redding 305 Comment
  JEPS101012  Hesperolinon micranthum Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9721 Shasta Pit River Canyon, Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  SD104469  Hesperolinon micranthum Reid Moran 1978-6-24 26061 Shasta Open area in forest on ridge west of Little Roaring Creek. 800 Comment
  RSA27590  Hesperolinon micranthum C. L. Hitchcock 1940-5-17 6461 Shasta 3 miles east of Redding. 152 Comment
  CHSC24948  Heteromeles arbutifolia M. M. Vardanega 1976-4-12 10 Shasta Found 10 yrds. North off of Quartz Hill Road, 1.6 miles Northeast on Quartz Hill Road from the intersection of Quartz Hill road and Keswick Road. 216 Comment
  SEINET8253675  Heteromeles arbutifolia Frank Callahan 2008-11-19 HA 14 Shasta off Highland Lakes Rd. 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
  SD104412  Hieracium albiflorum Reid Moran 1978-6-24 26073 Shasta East slope above Little Roaring Creek. 750 Comment
  UC1036197  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Noble Pass Lassen Volcanic National Park (ne corner of park) 1859 Comment
  UCR268862  Hieracium albiflorum Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31401 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  RSA125729  Hieracium albiflorum George W. Gillett 1952-7-28 114 Shasta Vicinity of Hat Lake. Lassen Volcanic National Park. 1982 Comment
  JEPS7515  Hieracium greenei George W. Gillett 1953-8-20 335 Shasta near Park Headquarters (on trail from Tent City to the Museum, about 400 yds from the former); Lassen Volcanic National Park, Chaos Jumbles Comment
  CAS-BOT-BC318765  Hieracium horridum George W. Gillett 1952-8-26 237 Shasta Reading Peak, Lassen Volcanic National Park 2560 Comment
  OBI65259  Hieracium scouleri David J. Keil 2004-7-10 30319 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  CHSC66551  Hierochloe odorata Beth Corbin; Robin Barron, Pete Figura 1996-7-9 791 Shasta High Cascade Range. Between Bunchgrass Valley and Mud Lake, ca. 2.5 mi S of Thousand Lakes Wilderness. 1584 Comment
  CAS-BOT-BC280773  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta Lassen Nat'l. Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek 609 Comment
  CAS-BOT-BC280776  Holcus lanatus Virginia E. Long 1931-6-11 86 a Shasta Anderson (2 mi. N. of) 131 Comment
  CAS-BOT-BC280777  Holcus lanatus Alice Eastwood 1912-6-29 970 Shasta Goose Valley Comment
  CAS-BOT-BC150118  Holodiscus microphyllus var. glabrescens Brighton C. Cain 1925-8-24 128 Shasta Trail from summit of Mt. Lassen to Drakesbad 2438 Comment
  CAS-BOT-BC388563  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge s. of Fall River Mills 1158 Comment
  NY813530  Holosteum umbellatum G. Schoolcraft 1988-4-25 1785 Shasta West slopes of Hogback Ridge south of Fall River Mills, CA. 1158 Comment
  CHSC93038  Holosteum umbellatum subsp. umbellatum R. Fischer 2005-4-15 501 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In meadow north of Ya-She camps near oak woodlands. 1011 Comment
  JEPS89772  Holozonia filipes Dean W. Taylor 1988-8-8 10027 Shasta between Goose Valley and Bruney Valley 3.5 mi nnw from Burney (Modoc Plateau); Modoc Plateau 975 Comment
  UCD85384  Hordeum brachyantherum G. F. Hrusa 1991-6-27 8491 Shasta Pit River Drainage. Along Tule River to N of Diversion Canal in Fall River Valley. 1000 Comment
  UC53727  Hordeum jubatum W. L. Jepson 1895-1 Shasta Comment
  HSC37561  Hordeum marinum subsp. gussoneanum A. M. Montalvo, J. D. Ackerman 1975-7-17 566 Shasta Harrison Gulch Campground, Basin Gulch Recreation Area. 793 Comment
  UC415527  Horkelia daucifolia C. C. Parry 1887-1 Shasta Shasta Comment
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Jan 13 2008
  CAS-BOT-BC144004  Horkelia fusca var. tenella Hans Leschke 1960-8-10 1771 Shasta Lassen Volcanic National Park. Badger Flat 1912 Comment
  CAS-BOT-BC144002  Horkelia fusca var. tenella F. J. Hermann 1931-7-8 2561 Shasta Along Manzanita Creek, Chaos Jumbles 1767 Comment
  POM260081  Horkelia tridentata C. Leo Hitchcock 1940-5-26 6597 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC1736393  Horkelia tridentata subsp. tridentata Dean W. Taylor 1975-8-24 5372 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak , along trail at border of the wilderness area 2057 Comment
  CAS-BOT-BC536286  Horkelia tridentata var. tridentata Ella Dales Cantelow 1938-6-10 4320 Shasta 16 miles NW of Burney Falls Comment
  CAS-BOT-BC536287  Horkelia tridentata var. tridentata H. E. Brown 1897-5-15 263 Shasta Near Pit River Ferry 274 Comment
  CAS-BOT-BC400982  Hypericum anagalloides Alice Eastwood 1912-6-29 967 Shasta Goose Valley Comment
  UC871759  Hypericum anagalloides Alice Eastwood Jun 29 1912-Jul 11 1912 967 Shasta Goose Valley Comment
  CAS-BOT-BC410205  Hypericum concinnum John Thomas Howell 1955-6-14 30434 Shasta east of Whiskeytown Comment
  UC762295  Hypericum concinnum Robert F. Hoover 1936-5-21 1186 Shasta 3 mi. n. Redding Comment
  CHSC105707  Hypericum mutilum Julie Kierstead Nelson 2007-9-20 2007 -033 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Damp pastureland along margin of beaver pond. 182 Comment
  RSA768287  Hypericum perforatum Justin M. Wood 2010-9-1 2502 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
  CAS-BOT-BC401281  Hypericum perforatum R. F. Hoover 1968-5-28 11116 Shasta Stillwater Creek east of Redding Comment
  CAS-BOT-BC401319  Hypericum scouleri Ira L. Wiggins 1922-8-10 907 Shasta Willow Creek Ranch, McCloud. Bank of Squaw Creek 835 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
  CDA7493  Hypochaeris glabra A. C. Browne 1951-5-15 Shasta Cottonwood. 0 Comment
  HSC97655  Hypochaeris glabra L. Snyder, B. Redfern, , A. de Knijf 1999-4-18 49 Shasta Hwy. 36 330 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
  UC1541556  Ipomopsis aggregata H. E. and S. T. Parks 1928-6-1 242 Shasta Drakesbad Lassen National Park 1615 Comment
  RSA115248  Ipomopsis congesta George W. Gillett 1952-9-1 244 Shasta Lassen Volcanic National Park: Summit area of Lassen Peak 3110 Comment
  UC338804  Ipomopsis congesta Lemmon 270 Shasta Lassen and Castle Peaks Comment
  JEPS28575  Ipomopsis congesta subsp. montana George W. Gillett 1957-7-11 716 Shasta above Crater Lake (Chaos Crags); Lassen Volcanic National Park 2072 Comment
  CHSC25130  Iris hartwegii Paul Lyman 1970-4-25 23 Shasta Open Triangle Ranch; Whitmore, north of main irrigation dam. Comment
  JEPS22677  Iris macrosiphon Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6316 Shasta about 1 mi n Fern (and about 3.5 mi e of Oak Run) 792 Comment
  RSA366850  Iris purdyi Christopher Davidson 1973-5-28 2175 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  HSC73406  Iris tenuissima Bruce Potter, Leslie Sieburth, Susan Ahrens 1981-5-9 677 Shasta Harrison Gulch 820 Comment
  RSA49109  Iris tenuissima Philip A. Munz 1949-5-18 13315 Shasta 8 miles S of Dunsmuir. 610 Comment
  SJSU3784  Iris tenuissima C. W. Sharsmith 1963-6-15 7078 Shasta Viola 1341 Comment
  JEPS95359  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and L. Ahart 1994-5-12 6196 Shasta T35N R5W SE1/4 Sec. 29, 1350 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.6 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 411 Comment
  JEPS90402  Isatis tinctoria Dean W. Taylor 1993-5-2 13418 Shasta on jeep road between summit of ridge and South Cow Creek ((ca. 5 air mi s of Whitmore), (Inwood 7 1/2' USGS quadrangle, 1985 edition)); Cascade Range, Fulhart Gap 579 Comment
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Jul 14 2015
  UC42837  Isoetes howellii C. C. Parry 1889-5-1 Shasta Anderson Comment
  SEINET207377 Image available Isoetes howellii R. Bacigalupi, GT Robbins 1959-4-23 7036 Shasta Along Hwy 299 about 2 mi W of Bella Vista 183 Comment
  UC2062671  Ivesia longibracteata Barbara Ertter 1999-7-24 16771 Shasta Castle Crags along Crags along Cragas Trail, on W side of I-15 between Redding & Weed. Comment
  UC1026392  Juncus ambiguus John Thomas Howell 1954-4-26 29180 Shasta Just west of Tower House. Comment
  UC1736515  Juncus balticus var. vallicola Dean W. Taylor 1999-8-13 17334 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll Comment
  CDA10998  Juncus brachyphyllus G. F. Hrusa 1991-6-27 8490 Shasta Pit River Drainage; Pit River below Pit 1 powerhouse on S bank of river. Comment
  JEPS66693  Juncus bufonius W. L. Blankinship 1911-5-11 Shasta Olinda Comment
  RSA769164  Juncus dichotomus P. F. Zika 2010-6-22 24984 Shasta Northeast side of Panorama Point Road, 0.2 road miles northwest of Lone Tree Road, southeast of Anderson 130 Comment
  SEINET10756188 Image available Juncus digitatus Carol Witham 1993-6-2 Witham 481 Shasta Approx. 6 air mi NNE of Shingletown and 1/4 mi west of Ponderosa Way; on south of marker MP 107.5 (T32N R01E NW1/4/S33). 792 Comment
  POM213967  Juncus drummondii H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. Above West Sulphur Creek. 2000 Comment
  SEINET6328802  Juncus effusus subsp. solutus P. F. Zika 2010-6-22 24988 Shasta Inner North Coast Ranges; northeast side of Panorama Point Road, 0.2 road mi northwest of Lone Tree Road, southeast of Anderson 130 Comment
  CHSC93023  Juncus ensifolius R. Fischer 2005-7-15 603 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along edge of Ya-She Pond. 1008 Comment
  CHSC103805  Juncus exiguus Peter F. Zika 2009-8-26 24636 Shasta Klamath Range. Route 25, at a.5 road miles NE of junction with Route 26. 1740 Comment
  UC765894  Juncus leiospermus var. leiospermus R. F. Hoover 1937-5-19 2270 Shasta 4 mi e Redding Comment
  CHSC46602  Juncus mertensianus Vernon H. Oswald 1989-7-24 3888 Shasta Crumbaugh Lake, Lassen Volcanic Park. 2194 Comment
  UC842673  Juncus mertensianus E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 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
  HSC101169  Juncus occidentalis Barbara L. Wilson, P. F. Zika 2011-8-7 16815 Shasta Hwy. 89 a little south of Pondosa Way 1256 Comment
  JEPS128721  Juncus occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21414 Shasta Nortward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  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
  RSA698700  Juncus triformis D. W. Taylor 1995-7-2 15207 Shasta Goose Valley Road 1.5 miles northwest from Highway 299; ca. 4 air miles west of Burney; Shasta-Trinity National Forest. 945 Comment
  UCR263358  Juncus trilocularis Barbara L. Wilson, Peter F. Zika 2011-8-7 16810 Shasta Cascade Range Highlands, Hwy 44, between Signal Butte and Summit Lake 1574 Comment
  UCD142826  Juncus xiphioides Herbert L. Mason; Verne Grant 1947-7-9 13285 Shasta Highway 299, just east of Hatchet Creek Summit. 1219 Comment
  SD139429  Juniperus grandis F. C. Vasek 1964-8-7 day 3 Shasta State 44 at Summit Juniper Comment
  NY951531  Juniperus occidentalis D. H. Goldman 2004-11-6 2944 Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR3648  Juniperus occidentalis var. occidentalis Frank C. Vasek 1964-8-7 640807 12 Shasta Calif. Hwy 299, 10 mi east of its junction w/ Calif. Hwy 89 at Pit River Falls Panoramic Point 985 Comment
  POM281923  Juniperus occidentalis var. occidentalis Lyman Benson 1930-7-20 2232 Shasta Fall River, east of Sierra Nevada, Pit River drainage 915 Comment
  UCD123774  Keckiella lemmonii K. M. Meyer; A. Townesmith 2007-7-27 167 Shasta Shasta-Trinity National Forest; 8.2 miles on Gilman Road, exit 698 off (N) 1-5. 349 Comment
  UC1036276  Kelloggia galioides George W. Gillett 1952-7-22 99 Shasta 6 mi n Manzanita Lake check station (along State Highway 89, ne of Lassen Volcanic National Park); Lassen National Forest 1005 Comment
  SEINET10473491  Lactuca W. D. Stevens 1985-4-25 Stevens 23574 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC76013  Lactuca ludoviciana Milo S. Baker 1899-8-15 Shasta Fall R. Lake Comment
  CAS-BOT-BC341368  Lagophylla glandulosa Jas. McMurphy 1914-6-22 s.n. Shasta Redding Comment
  RSA21713  Lagophylla glandulosa C. B. Wolf 1937-8-8 9073 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  OBI55553  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23579 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  OBI55554  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23584 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  CAS-BOT-BC204926  Lathyrus James McMurphy 1914-6-16 s.n. Shasta Hillside above pumping plant, Redding Comment
  CAS-BOT-BC204927  Lathyrus James McMurphy 1914-6-1 s.n. Shasta Near tunnel above Kennet [Kennett] Comment
  CHSC118297  Lathyrus brownii L. P. Janeway 2016-5-19 12099 Shasta High Cascade Range. Along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  UC16961  Lathyrus brownii M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  CAS-BOT-BC204979  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley Comment
  CHSC107402  Lathyrus lanszwertii var. aridus Jake Ruygt 2009-5-24 5421 k Shasta McArthur-Burney Falls State Park. 850 Comment
  CHSC66146  Lathyrus sulphureus Vernon H. Oswald 1996-5-30 7677 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. 609 Comment
  HSC101882  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
  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
  UCD106448  Lathyrus sulphureus G. F. Hrusa 1992-5-3 10463 Shasta Between Hwy. 299 and Big Bend along Big Bend Rd. Comment
  UCD106456  Lathyrus sulphureus W. R. Powell 1965-7-8 1229 Shasta State Highway 299, 1 mile northeast of Buckhorn summit. 914 Comment
  HSC49790  Lathyrus tracyi J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9849 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC2026986  Leontodon saxatilis David J. Keil, Kathleen Keil 2011-7-25 31090 Shasta Trailhead area, south side of Clear Creek Road west of Redding Comment
  CHSC4565  Lepidium campestre C. Glascock 1965-5-15 393 Shasta Ca. 5 mi. w of Burney on US 299. Roadside. Comment
  CAS-BOT-BC88931  Lepidium densiflorum var. pubicarpum Alice Eastwood 1912-6-29 743 Shasta Goose Valley. Comment
  CAS-BOT-BC12830  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. 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
  CHSC61109  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1993-7-27 5713 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 margin of a meadow. 1950 Comment
  POM279134  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  JEPS6305  Lesquerella occidentalis subsp. occidentalis W. L. Jepson 1910-6-8 4093 Shasta Lassen Peak 2895 Comment
  CAS-BOT-BC341876  Lessingia nemaclada Marcus E. Jones 1931-7-16 29132 Shasta Pitt River bridge Comment
  HSC100976  Leucocrinum montanum J. P. Smith 2010-6-9 12900 Shasta Tenant Road, southeast of Mt. Hebron Summit. 1420 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
  UC54454  Lewisia triphylla H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4316 Shasta near Soupan Springs; Mount Lassen 2286 Comment
  CAS-BOT-BC283894  Leymus cinereus C. L. Hitchcock 1940-5-25 6582 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills 1341 Comment
  CDA13543  Ligusticum grayi G. F. Hrusa, T. D. Wilfred 1996-7-22 13370 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  RSA647846  Lilium James Buel 1957-7-21 183 Shasta Warner Valley, Lassen National Park Comment
  SBBG15599  Lilium kelleyanum D. Myrick 1961-6-22 326 Shasta Hwy 89, ca. 15 mi N of Manzanita Lake 1371 Comment
  CAS-BOT-BC509370  Lilium kelleyanum D. Smith 1960-7-20 s.n. Shasta Near Kings Creek Falls, Lassen Peak Comment
  CAS-BOT-BC509371  Lilium kelleyanum Laura M. Lathrop 1902-7-16 s.n. Shasta Shasta Retreat Comment
  CAS-BOT-BC509373  Lilium kelleyanum Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  UC726866  Limnanthes alba subsp. alba A. A. Heller 1942-4-12 Shasta Olinda Road Anderson Comment
  JEPS100979  Limnanthes alba subsp. versicolor Dean W. Taylor 1990-4-24 10686 Shasta South Fork Bear Creek, ca. 0.4 miles SW of Di Hill, along PG&E natural gas pipeline 670 Comment
  JEPS47377  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-28 1486 Shasta 4.2 mi w Ingot Comment
  UC17916  Limnanthes alba subsp. versicolor M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC971857  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta along US Hwy 299 between Redding and Bella Vista Comment
  JEPS95358  Limnanthes alba var. versicolor Vernon H. Oswald and L. Ahart 1994-5-6 6179 Shasta T33N R3W SW1/4 Sec. 10, 1150 ft, Yellow Pine Forest. Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake 350 Comment
  SEINET3841330 Image available Limnanthes alba var. versicolor John Thomas Howell 1964-5-13 40705 Shasta Cayton Creek, 5 miles north of Burney Falls Comment
  HSC48483  Limnanthes douglasii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9698 Shasta County Rd. A16, 7.8 mi. from its junction with Hwy. 36 610 Comment
  JEPS88632  Limnanthes douglasii subsp. nivea Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-22 9434 Shasta Hwy 299 ca. 5.1 mi e Ingot (4.3 mi w of crossing of Salt Creek); Upper Upper Sacramento Valley, Bella Vista 7 1/2' quadrangle 304 Comment
  HSC49848  Limnanthes floccosa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9812 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  CHSC93258  Limnanthes floccosa subsp. floccosa Robert F. Holland; Annie Overlin 2005-3-31 Shasta Beneath electric transmission lines. About 1/4 mile sw of Estep, just south of the road to Little Cow Mountain. 451 Comment
  JEPS123394  Limnanthes floccosa subsp. floccosa Sarah Tona 2015-4-2 12 Shasta Donkey Mine, along the southern side of the mine 1.0 mile east of Little Cow Creek. Oak Run, 7.5' Q. Comment
  JEPS91103  Linanthus Dean W. Taylor 1993-5-26 13517 Shasta Burney Valley 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek); Modoc Plateau, Burney Valley 1005 Comment
  HSC48427  Linanthus dichotomus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9730 Shasta Co. Rd. A16, 12.8 mi. from jct. with SR 36 387 Comment
  SEINET7075514  Linanthus filipes A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. 40? deg. 33' 48" North Latitude, -122? deg. 18' 1" West Longitude. UTM Zone 10, 559232mE, 4490309mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  UC880294  Linanthus filipes Alice Eastwood 1912-7-13 1048 Shasta Burney Comment
  JEPS88158  Linanthus harknessii V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7918 Shasta NW of Platina (Deer Lick Knob Rd. (Forest route 1), 5.3 mi. N of Hwy 36 (via Harrison Gulch Rd.)); High north coast ranges 1249 Comment
  UC501440  Linanthus harknessii Frank W. Peirson 1932-7-9 10287 Shasta Burney Spring 1432 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
  CHSC88803  Linanthus pungens R. Fischer 2004-7-3 308 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located between Spatter Cone Trail and Camp 7. 1027 Comment
  SBBG15598  Linanthus pungens subsp. pulchriflorus D. Myrick 1961-6-23 348 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  SEINET7887737 Image available Linnaea borealis Unknown 1947-1 8024 Shasta 2.9 miles east of Hatchet Creek, Hatchet Mt. , on highway 299, Shashta County. Comment
  UC569943  Lithocarpus densiflorus H. A. Jensen 1933-8-2 339 Shasta head of Soda Creek; Dunsmuir Quad. 1402 Comment
  POM166634  Lithocarpus densiflorus var. echinoides Alice Eastwood 1912-6-27 656 Shasta Montgomery Creek. Comment
  RSA476675  Lithocarpus densiflorus var. echinoides Christopher Davidson 1973-5-28 2182 Shasta On St Hwy 299, ca. 1 mi E of Buckhorn Summit. Steep S slope near roadbank on dirt logging road. Comment
  CHSC93018  Lithophragma glabrum R. Fischer 2005-4-16 577 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected ca. mid-way along the west side loop of Spatter Cone Trail. 1051 Comment
  UCD102744  Lithophragma parviflorum G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7795 Shasta Along Little Cow Creek, NE of Ingot. 381 Comment
  CHSC93039  Lithophragma parviflorum var. parviflorum R. Fischer 2005-5-21 474 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Fishhawk Trail west of Big Lake. 1021 Comment
  CHSC96212  Lithophragma parviflorum var. parviflorum R. Fischer 2006-5-10 956 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the east side of Rat Farm Road (between ALSSP and McArthur) ca. 1 mile south of the boat launch. Plants growing adjacent vernal pools. 1011 Comment
  CHSC68774  Lithospermum arvense Vernon Oswald; B. Corbin, M. Dolan, G. Schoolcraft 1997-5-31 8528 Shasta Hollenbeck Swamp on the southeast side of Big Lake north of McArthur. In a meadow on the east side of the swamp. 1008 Comment
  POM260090  Lithospermum californicum C. L. Hitchcock 1940-5-23 6519 Shasta 5 miles E of Burney Falls Comment
  JEPS87571  Logfia filaginoides Vernon H. Oswald and Lowell Ahart 1994-5-12 6193 Shasta Sugarloaf Creek Trail ca 0.4 mi nw trailhead located on Lakeshore Drive (35N08) (w side of lake); Sacramento River Arm of Shasta Lake 381 Comment
  SEINET10516566  Lolium perenne Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 705 Shasta 5 mi N of Redding on I-5; old field, several grasses; digger ping and Lupinus vallicola. Comment
  JEPS17051  Lomatium dasycarpum subsp. tomentosum J. W. Blankinship 1911-4-19 Shasta Anderson Comment
  JEPS25422  Lomatium dissectum var. multifidum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7040 Shasta 6.7 mi. s.e. Oak Run (along Ponderosa Way, just below crossing of Clover Creek, ca. 1/4 mi. n. of junction with rd. to Fern) 816 Comment
  SEINET13944518 Image available Lomatium humile William A. Weber 1965-1 12263 Shasta 5 mi above Bella Vista Comment
  RSA0049625  Lomatium macrocarpum Dean Wm. Taylor 2012-6-4 21212 Shasta Trinity Mountains, saddle between Chicken Hawk Hill and Rattlesnake Hill at summit of Forest Road 38N21 1813 Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
Read comments
Oct 27 2009
  UC875153  Lomatium macrocarpum Lewis S. Rose 1940-6-11 40490 Shasta Fall River Mills 1005 Comment
  HSC71849  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-22 5844 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  HSC72322  Lomatium utriculatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9653 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UC144368  Lomatium utriculatum A. A. Heller 1905-5-26 7865 Shasta near Redding Comment
  CAS-BOT-BC200965  Lotus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  SEINET3523661 Image available Lotus americanus C. L. Hitchcock 1940-5-17 6449 Shasta 3 miles E of Redding 152 Comment
  SEINET3245728  Lotus corniculatus G. K. Helmkamp, E. A. Helmkamp 2009-1 15018 Shasta Souther Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown (Shingletown 7.5') 1012 Comment
  RSA755437  Lotus crassifolius var. crassifolius George K. Helmkamp, E. A. Helmkamp 2009-6-11 14973 Shasta Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  POM260737  Lotus denticulatus Alice Eastwood, John T. Howell 1940-6-11 7930 Shasta Near Fall River Mills Comment
  RSA406193  Lotus humistratus Diane Reed 1978-5-13 88 Shasta Chanchuella Peak Quad. T29N, R9W, S30, 31. Beegum Gorge Road (Forest Service Road 1S02). 976 Comment
  UC1129072  Lotus humistratus P. L. Johannsen 1932-5-26 89 Shasta McCloud River Redding Quad. 243 Comment
  UC144516  Lotus humistratus A. A. Heller 1905-5-25 7848 Shasta near Redding Comment
  SEINET11071686 Image available Lotus humistratus A. A. Heller 1905-5-25 7848 Shasta Near Redding Comment
  UC864802  Lotus nevadensis var. nevadensis Lewis S. Rose 1940-6-11 40502 Shasta McArthur 1036 Comment
  UC1543830  Lupinus Harold and Virginia Bailey 1948-8-25 3045 Shasta Summit Lake and meadows surrounding lake Summit Lake (Lassen Volcanic National Park); , Summit Lake 2040 Comment
  UC865293  Lupinus C. Epling and Wm. Robison 1935-7-17 Shasta Lassen Park near Manzanita; Lassen Park near Manzanita Comment
  SEINET10484218  Lupinus W. D. Stevens 1985-4-25 Stevens 23583 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET4035940  Lupinus O. M. Clark 1947-1 14329 Shasta East of Redding. Comment
  HSC49779  Lupinus adsurgens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9832 Shasta Deer Lick Springs Rd., 2 mi. from its junction with Hwy. 36 915 Comment
  RSA32278  Lupinus adsurgens var. lilacinus Alice Eastwood 830 Shasta Goose Valley Comment
  SEINET194322  Lupinus albifrons A. A. Heller 1943-8-23 Shasta Lassen Volicanic National Park; Upper Ky Creek Meadow. Lassen Volcanic National Park. Comment
  CAS-BOT-BC196040  Lupinus albifrons var. collinus Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 19 Shasta 1 mile up A16 off of Hwy 36 701 Comment
  UCD106439  Lupinus andersonii G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7784 Shasta 7.3 mi by road SW of McCloud Bridge. 365 Comment
  HSC40683  Lupinus angustiflorus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3108 Shasta Lassen Volcanic National Park, 1 mi. N of Kings Creek Meadow Comment
  SEINET10903794  Lupinus angustiflorus David B. Dunn 1971-8-15 Dunn 18148 Shasta Se side of lassen peak, s of summit lake 1981 Comment
  UC334576  Lupinus arbustus J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  CAS-BOT-BC208812  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47435 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south Comment
  CAS-BOT-BC208814  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47438 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south. Comment
  UCD106689  Lupinus argenteus var. palmeri G. F. Hrusa; T. D. Wilfred 1996-6-11 13022 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  UCR11236  Lupinus bicolor subsp. pipersmithii Wm. Horn Jr. 1967-4-8 670408- 01 Shasta Anderson, immediately south of Pinon Avenue, 100 yards west of Hwy 99/Business Interstate 5 152 Comment
  RSA413496  Lupinus confertus Albert J. Perkins 1920-7-10 s.n. Shasta Perfection Meadows, near S. Fork San Joaquin River. Comment
  UC501355  Lupinus lepidus var. lobbii H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen 2225 Comment
  CDA13544  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13371 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UC865294  Lupinus leucophyllus Alice Eastwood 1912-6-28 703 Shasta Burney Comment
  UCD107956  Lupinus leucophyllus G. F. Hrusa 1991-6-26 8471 Shasta along Pit river approx. 4 mi. E of Hat Creek crossing on Hwy 299. 900 Comment
  POM260745  Lupinus leucophyllus Alice Eastwood, John T. Howell 1940-6-10 7894 Shasta Hatchet Mountain Comment
  CDA10995  Lupinus microcarpus G. F. Hrusa 1991-6-27 8487 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  UC201952  Lupinus nanus Milo S. Baker Shasta Stillwater Comment
  UC398698  Lupinus nanus A. A. Heller 1926-4-24 13929 Shasta type collected near the railroad just above Redding (collected at the type station) Comment
  UCD109100  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta across from Simmons Way on Placer Road, Shasta City, ca. 4 miles west of Redding. Comment
  UC727041  Lupinus obtusilobus A. A. Heller 1941-8-16 16295 Shasta gravelly ridge above Bumpas Hell parking space; Bumpas Hell 2438 Comment
  UC865353  Lupinus obtusilobus Ynez Winblad 1936-8-17 Shasta Lassen National Park Comment
  SEINET4460497 Image available Lupinus purpurascens A. A. Heller 1905-1 7847 Shasta near Redding Comment
  SEINET7040287 Image available Lupinus rivularis A. G. Vestal 1963-6-4 s.n. Shasta Bank of Churn Creek, south of Redding. Enterprise Quadrangle UTM Zone 10, 553777mE, 4487403mN. Comment
  RSA60343  Lupinus sellulus subsp. sellulus G. R. Campbell 1948-6-17 635 Shasta Between Clayton and Burney Falls State Park. Comment
  CHSC54501  Luzula comosa var. laxa Vernon H. Oswald 1991-7-22 4759 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 the north side of the North Fork of Bailey Creek. 1962 Comment
  CHSC65860  Luzula macrantha Maria Ulloa-Cruz 1995-4-17 99 Shasta Shasta-Trinity National Forests. Waters Gulch Trail ca. 1500 m from trailhead. 370 Comment
  RSA692609  Lychnis coronaria D. W. Taylor 1996-6-15 15670 Shasta Shasta County: Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta-Trinity National Forests. 427 Comment
  JEPS101596  Lycopus uniflorus Dean W. Taylor 1999-8-13 17349 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  RSA0056567  Lythrum Greg de Nevers 2001-5-25 12622 Shasta Ahjumawi State Park. 914 Comment
  UCR255888  Lythrum salicaria Greg de Nevers 2001-7-25 12622 Shasta Ahjumawi [Lava Springs] State Park 1011 Comment
  CDA5121  Lythrum salicaria G. D. Barbe 1985-8-27 4246 Shasta Fall River Valley; Edge of Little Tule River, north of Glenburn. 0 Comment
  RSA0016021  Lythrum salicaria Don Pendleton 1986-6-26 s.n. Shasta Lava Creek Lodge, Lava Creek. Comment
  CHSC34092  Lythrum tribracteatum J. D. Prouty 1981-7-20 1243 Shasta Ca. 9 mi. N of Mc Arthur. 1051 Comment
  CDA10990  Machaeranthera canescens G. F. Hrusa 1991-6-27 8482 Shasta Pit River Drainage; Along road above Hat Creek Powerhouse #2. Comment
  CDA13090  Machaeranthera canescens var. canescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13023 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/4 mile S of Big Spring. Comment
  CAS-BOT-BC343978  Madia elegans A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CAS-BOT-BC343983  Madia elegans H. M. Hall; E. B. Babcock 1903-6-20 4172 Shasta Sierra Nevada Mountains, North-Eastern Shasta County. Fall River Springs 1066 Comment
  CHSC9330  Madia elegans G. Strausbaugh 1970-5-30 87 Shasta West bank third cove nw of Brandy Creek Swimming Area and ca. 10 ft from water's edge. Comment
  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-BC343980  Madia elegans A. A. Heller 1914-8-30 11749 Shasta Hills 8 miles north of Redding Comment
  CAS-BOT-BC343986  Madia elegans William A. Dayton 1913-9-14 590 Shasta Shasta National Forest. E. Fk of Scott River Range 1371 Comment
  UC179682  Madia elegans A. A. Heller 1914-8-30 11749 Shasta hills eight mi n of Redding Comment
  CHSC89640  Madia elegans subsp. elegans R. Fischer 2004-7-5 324 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail near Ya-She campsites. Throughout mdw. 1011 Comment
  CAS-BOT-BC344536  Madia exigua Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC344537  Madia exigua Alice Eastwood; John Thomas Howell 1940-6-11 7950 Shasta Near McArthur Comment
  CHSC118573  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21398 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. 1008 Comment
  JEPS6136  Madia exigua R. F. Hoover 1936-5-22 1199 Shasta 3 mi e Redding Comment
  SEINET7067171  Madia exigua 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
  UC538060  Madia exigua Palmer Stockwell 1934-7-16 87 Shasta 6.7 mi ne Manton (between Manton and Viola) Comment
  CAS-BOT-BC344533  Madia exigua Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CAS-BOT-BC343408  Madia gracilis L. E. Smith 1913-6-5 345 Shasta Kennet [Kennett] Comment
  CHSC31138  Madia gracilis B. Williams 1979-6-6 223 Shasta Old rd above the creek at N. Fork Beegum Cr Cmpgr. Shasta-Trinity NF/Yolla Bolla RD. 944 Comment
  JEPS119414  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-6-11 14977 Shasta Southern Cascade Range, 'Road 300,' a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown Comment
  UC538058  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta between Delta and Lamoine Comment
  CAS-BOT-BC343410  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine. 2 mi. S. of Castella Comment
  CDA12929  Madia minima G. F. Hrusa 1996-5-2 12871 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  SEINET2441585  Madia minima George K. Helmkamp, E. A. Helmkamp 2009-6-11 14971 Shasta Southern Cascade Range: Long Hay Flat Road, .1 mile south of CA-44, junction is 8.6 miles east of Shingletown (Viola 7.5' Q.). 1276 Comment
  CHSC30113  Maianthemum racemosum M. S. Taylor 1980-6-10 2818 Shasta On s side of Sims Rd, ca. 2.5 mi se of Sims Flat Campground, ca. 7 mi s of Sweetbriar on I5. 1030 Comment
  CHSC96276  Maianthemum stellatum R. Fischer 2006-5-12 936 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the eastern shoreline of Big Lake, north end. 1007 Comment
  HSC46383  Malacothamnus J. P. Smith, J. O. Sawyer 1975-6-1 Shasta 1 mi. W of Beegum Comment
  UCD20358  Malva neglecta Joe DiTomaso 2002-5-29 s.n. Shasta Shasta County, Fall River. Golf course. Comment
  SEINET8551270  Marah oregana K. Terrell 1960-4-16 s.n. Shasta Redding. 366 Comment
  JEPS95295  Marah watsonii Vernon H. Oswald and L. Ahart 1994-5-12 6201 Shasta T35N R5W SW1/4 SW1/4 Sec. 28, 1160 ft, Yellow Pine Forest. 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
  UCR206309  Marrubium vulgare George K. Helmkamp, E. A. Helmkamp 2009-6-13 15010 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  POM188326  Melica aristata Marcus E. Jones 1931-7-17 29201 Shasta Shasta City (Session's). Comment
  HSC101567  Melica bulbosa J. P. Smith, J. O. Sawyer 2010-5-7 12835 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  UC162545  Melica californica A. A. Heller 1905-5-26 7857 Shasta near Redding Comment
  UCD86421  Melica californica A. A. Beetle 1942-5-21 3349 Shasta Shasta County, near Ingot. Oregon Oak Experimental Plot. Comment
  UCSB15975  Melilotus albus Sager, V. 1961-7-10 Shasta North bank of Sacramento River, about 50 feet east of dam which is West of U.S. Highway 99| bridge, 0.3 mile north of Redding 167 Comment
  POM126666  Mentha canadensis M. S. Baker 1899-7-15 s.n. Shasta Fall River Lake 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
  UC1548044  Mentzelia albicaulis H. and H. Doppelbaur 1965-8-20 Shasta s Hat Creek (( ca.100 km e of Redding)); Lassen National Forest Comment
  CDA36640  Mentzelia dispersa T. C. Fuller 1963-7-15 10882 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 Comment
  CHSC58043  Micranthes aprica Vernon H. Oswald 1992-5-25 4954 Shasta Lassen Volcanic National Park. N edge of the stone quarry on Old Emigrant Trail, east foot of Raker Peak., 1.1 mi (air) NNE of Lassen Hwy. 1926 Comment
  CAS-BOT-BC428606  Micranthes bryophora Mrs. R. M. Austin 1882-8-1 s.n. Shasta Lassen's Peak Comment
  UCSB6283  Micranthes odontoloma Myrick, Donald 1964-7-22 Shasta Kings Creek Meadow Camp Ground, Lassen Volcanic National Park 2255 Comment
  CAS-BOT-BC429299  Micranthes tolmiei George W. Gillett 1957-8-8 985 Shasta Lassen Volcanic National Park. Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat. 2651 Comment
  HSC40227  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1976-5-9 8729 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  CAS-BOT-BC348419  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta At the river bridge near Redding Comment
  HSC48449  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9725 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC349198  Microseris elegans John Thomas Howell 1954-4-26 29183 Shasta Just west of Tower House Comment
  CHSC93300  Microseris nutans R. Fischer 2005-5-20 586 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected on the lower Spatter Cone Trail. 1036 Comment
  CHSC9198  Microsteris gracilis G. Strausbaugh 1970-3-29 19 Shasta Just beyond ne end of parking lot of Brandy Creek Swimming Area. 376 Comment
  UCD111683  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  UCD111684  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  UC86110  Mimulus bicolor Alice Eastwood 1912-6-27 627 Shasta Montgomery Creek Comment
  RSA536400  Mimulus bicolor Beth Corbin 1991-5-23 617 Shasta Near pipelines S of Soldier Mt., ca. 6 mi NW of Fall River Mills. Comment
  RSA565021  Mimulus bicolor D. W. Taylor 1993-5-2 13412 Shasta s base of DI Hill; along ephemeral tributary creek S of Ponderosa Way. 671 Comment
  UC1736352  Mimulus breviflorus Dean W. Taylor 1988-5-3 9600 Shasta Yellow Slides, 2 miles directly E of Big Bend 1127 Comment
  SEINET3365871 Image available Mimulus breweri George W. Gillett 1953-7-23 298 Shasta Lassen Volcanic National Park; vicinity of Hat Lake 1951 Comment
  RSA437618  Mimulus breweri Barbara J. Ertter 1987-6-27 7222 Shasta Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. Upper end of flat N of road 1921 Comment
  SBBG16203  Mimulus guttatus H. and M. Dearing 1938-6-30 2210 Shasta near Burney Comment
  JEPS10472  Mimulus guttatus W. L. Jepson 1940-7-4 20132 Shasta swamp 2 mi below Montgomery Creek 640 Comment
  SEINET10570319  Mimulus guttatus Patricia L. Kenney 1973-6-4 Kenney 407 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 mi s of Dunsmuir. 457 Comment
  UC1239040  Mimulus kelloggii Freed W. Hoffman 1948-7-3 2472 Shasta 23.6 mi ne Redding (Highway 299); Little Cow Creek Comment
  SEINET10570239  Mimulus layneae Patricia L. Kenney 1973-6-4 Kenney 403 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 mi s of Dunsmuir. 457 Comment
  JEPS9333  Mimulus lewisii George W. Gillett 1953-8-12 325 Shasta vicinity Kings Creek Falls; Lassen Volcanic National Park 2164 Comment
  UC1036162  Mimulus lewisii George W. Gillett 1953-8-12 325 Shasta vicinity Kings Creek Falls; Lassen Volcanic National Park 2164 Comment
  UC76065  Mimulus microphyllus Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  JEPS9331  Mimulus moniliformis George W. Gillett 1953-7-28 299 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC1024366  Mimulus nanus var. jepsonii George W. Gillett 1953-7-14 275 Shasta vicinity Summit Lake (400 yds. below ranger station); Lassen Volcanic National Park 2011 Comment
  JEPS3320  Mimulus nanus var. mephiticus George Gillett 1952-7-4 55 Shasta 15 mi n Lassen Volcanic National Park (on State Highway No. 89, near entrance to Subway Cave) 1371 Comment
  JEPS3325  Mimulus nanus var. mephiticus George Gillett 1952-7-8 59 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway No. 89) 1219 Comment
  LA96476  Mimulus nanus var. mephiticus Frank W. Peirson; 1932-7-16 10309 Shasta Burney Spring 1432 Comment
  RSA125762  Mimulus nanus var. mephiticus George W. Gillett 1952-7-4 55 Shasta Along State Hwy 89, northeast of Lassen Volcanic National Park. Near entrance to Subway Cave. 1311 Comment
  UC445159  Mimulus nanus var. mephiticus Franklin P. Nutting Shasta Cow Creek Comment
Read comments
Jul 2 2013
  RSA535581  Mimulus nanus var. nanus David M. Thompson 1988-6-5 934 Shasta Near Old Station. Subway Cave, just N of jct of Hwy 44 and Hwy 89. 1280 Comment
  HSC26595  Mimulus torreyi D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19122 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS28549  Mimulus torreyi George W. Gillett 1957-7-8 680 Shasta 2.2 mi ne Manzanita Lake Checking Station (on highway #89); Lassen Volcanic National Park 1828 Comment
  JEPS2967  Mimulus torreyi W. L. Jepson 1940-7-4 20130 Shasta Little Hatchet Creek 1158 Comment
  JEPS10519  Mimulus tricolor M. A. King 1921-4-10 Shasta near Anderson Comment
  CHSC110805  Minuartia californica Dean Wm. Taylor 2013-4-26 21344 Shasta 4 miles SW of Viola, via Rock Creek Road ca.3 road miles SW of Highway 44. 1249 Comment
  JEPS51389  Minuartia californica J. W. Blankinship 1911-3-24 Shasta Igo Comment
  SEINET7073013  Minuartia californica A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  POM220626  Minuartia californica L. C. Wheeler 1935-3-31 3397 Shasta Between Boulder and Churn Creeks 3 miles NE Redding. 198 Comment
  OBI77271  Minuartia douglasii Anthony Baniaga 2011-6-17 357 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  SACT000015  Minuartia douglasii Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  CAS-BOT-BC388875  Minuartia douglasii L. E. Smith 1913-4-24 120 Shasta McClouds fork Comment
  POM260192  Minuartia douglasii C. L. Hitchcock 1940-5-23 6517 -a Shasta 5 miles E of Burney Falls. 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
  UC1204757  Minuartia nuttallii subsp. gregaria H. M. Evans July 1922 Shasta Lassen Peak Mount Lassen National Park Comment
  UC1731476  Minuartia nuttallii subsp. gregaria Dean W. Taylor 1993-6-15 13623 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  HSC71856  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5836 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  UC1191724  Mitella diversifolia Herbert L. Mason 1948-7-17 13593 Shasta Hatchet Mountain Comment
  POM91935  Mitella pentandra Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
Read comments
Mar 6 2011
  CAS-BOT-BC435107  Mollugo verticillata L. E. Smith 1913-8-20 539 Shasta Anderson Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 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
  UC2035954  Monardella odoratissima subsp. pallida C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Upper King's Creek, Mt. Lassen Comment
  RSA32749  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Shasta Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  RSA530107  Monardella purpurea D. W. Taylor, Glenn L. Clifton, Rexford E. Palmer, Roy Buck 1987-6-28 9092 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  CHSC65640  Monardella sheltonii L. P. Janeway 1995-6-23 4814 Shasta Along Fenders Ferry Road (Rd 27) 0.2 mi west of bridge over Pit River. 350 Comment
  UC1281002  Monardella villosa subsp. villosa H. E. McMinn 1931-5-22 1991 Shasta 1 mile SW Redding Airport 213 Comment
  UC1736021  Montia chamissoi Dean W. Taylor 1992-5-28 12663 Shasta Clark Creek, near confluence with Deadman Creek 1463 Comment
  UCD16093  Montia linearis Dan Marcum 1999-4-1 s. n. Shasta California. Shasta County: Town of Fall River Valley. 1005 Comment
  JEPS87586  Montia parvifolia Vernon H. Oswald and Lowell Ahart 1994-5-12 6203 Shasta s side of creek just upstream from Lakeshore Drive (35N08) (w side of Sacramento River arm of lake); Shasta Lake, Sugarloaf Creek 353 Comment
  CAS-BOT-BC267033  Muhlenbergia filiformis Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  JEPS100731  Muhlenbergia filiformis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9893 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  UC1543804  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2894 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  UCD37069  Muhlenbergia filiformis Beecher Crampton 1956-8-20 3789 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  UCD86700  Muhlenbergia filiformis Lewis S. Rose 1945-9-8 45279 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC267031  Muhlenbergia filiformis John Thomas Howell 1960-8-22 36401 Shasta Dursch Meadows 1981 Comment
  CAS-BOT-BC275157  Muhlenbergia richardsonis John Thomas Howell 1960-8-22 36404 Shasta Dersch Meadows 1981 Comment
  UCD119517  Myosotis discolor Alice Eastwood 29Jun-11Jul1912 711 Shasta Goose Valley. Comment
  CHSC93328  Myosotis micrantha R. Fischer 2005-5-21 555 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from main park road on the west shore, south end, of Big Lake. 1010 Comment
  SEINET5624123 Image available Myosotis sylvatica C. Grade 1968-1 3 Shasta ca. 3.5 mi E of Cottonwood, ca. 0.75 mi N of Balls Ferry Road 73 Comment
  CAS-BOT-BC83243  Myosurus minimus G. Schoolcraft 1989-4-24 1859 Shasta Green Place Reservoir east of Timbered Crater. 1051 Comment
  CDA37361  Myriophyllum hippuroides B. Villegas 2008-7-1 s.n. Shasta Lake Britton. 0 Comment
  CDA20036  Myriophyllum sibiricum R. Gross 2002-8-24 s.n. Shasta Northern California; near Cassel. 2 mi from Hwy 299, along the way to the Trophy Stretch of Hat Creek. 0 Comment
  CDA37267  Myriophyllum sibiricum B. Villegas 2008-7-9 s.n. Shasta McArthur area, Martin Ranch, near Tule River. 0 Comment
  CDA32893  Myriophyllum spicatum David Kratville 2009-7-2 PDR# 1535009 Shasta Lower Fall River, in the vicinity of Shasta. 0 Comment
  CHSC68920  Najas flexilis Vernon Oswald; Beth Corbin, Mike Dolan 1997-6-28 8655 Shasta North of McArthur on the arm of Big Lake leading to the boat launch ramp at the Rat Farm. 1005 Comment
  CDA18997  Najas guadalupensis B. Kreps 2000-9-19 PDR 821288 Shasta along Knighten Rd., in the vicinity of Anderson. 0 Comment
  CDA40298  Nama lobbii CDFA Staff 1968-1 s.n. Shasta [No other information.] 0 Comment
  RSA148805  Nasturtium officinale I. L. Wiggins, Dorothy Wiggins 1961-6-16 16535 Shasta In Hat Creek, at Hat Creek Picnic Grounds, 13 miles NE of E entrance to Lassen National Park Comment
  UC856858  Navarretia divaricata C. L. Hitchcock 1940-5-26 6600 Shasta ca 12 mi n Fall River Mills 1371 Comment
  UC856865  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta ca 12 mi n Fall River Mills 1371 Comment
  POM260421  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  CAS-BOT-BC230311  Navarretia heterandra Alice Eastwood 1912-6-26 681 Shasta Oak Run Comment
  JEPS128769  Navarretia heterandra Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21392 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UCD37455  Navarretia heterandra Beecher Crampton 1960-6-16 5656 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  JEPS70350  Navarretia intertexta J. W. Blankinship 1911-5-30 Shasta Redding Comment
  RSA27060  Navarretia intertexta C. L. Hitchcock 1940-5-17 6457 Shasta 3 miles east of Redding. 152 Comment
  UCD37458  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5659 A Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  CAS-BOT-BC230332  Navarretia leucocephala C. L. Hitchcock 1940-5-26 s.n. Shasta Near McArthur Comment
  UCD37465  Navarretia modocensis Beecher Crampton 1960-6-16 5670 Shasta Shasta County, 1.5 miles north of Fall River Mills. 1066 Comment
  JEPS100564  Navarretia pubescens Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9785 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  SEINET2440295  Navarretia sinistra Leigh A. Johnson 2005-7-28 05 -212 Shasta Shasta Natl. Forest, Lake Britton Vicinity. Off road 37, 0.8 miles W of Rock Creek; up (N) an mostly unused and overgrown spur road adjacent to a seasonally wet meadow framed by conifers and oaks, probably 0.1 to 0.2 miles up spur. in center of spur road for about 15 meters before the spur flattens out and heads east.; 0 1014 Comment
  JEPS91104  Navarretia tagetina Dean W. Taylor 1988-5-5 9628 Shasta terrace 1 air mi ne of China Gardens on the Sacramento River (under the right-of-way of high-voltage transmission line, (PG&E Pit-Vaca circut 1 mi s of jct of Drisch Rd and Millville Plains Rd)); Sacramento Valley, Millville Plains 60 Comment
  UC856889  Navarretia tagetina C. L. Hitchcock 1940-5-27 6637 Shasta near McArthur Comment
  POM261445  Navarretia tagetina Alice Eastwood, J. T. Howell 1940-6-10 7884 -A Shasta Near Bella Vista Comment
  UCD48706  Navarretia viscidula W. Robert Powell 1981-6-10 2805 Shasta 7 mis. Ese Redding, end of Little Meadow Lane. Comment
  UC890879  Nemacladus capillaris Alice Eastwood Jun 29 1912-Jul 11 1912 788 Shasta Goose Valley Comment
  SEINET10546966  Nemophila Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5484 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  CHSC9463  Nemophila heterophylla G. Strausbaugh 1970-3-29 18 Shasta Partly shaded east bank of Whiskey Creek ca. 50 yds. west of Whiskeytown Hwy. and ca. 25 ft. above water's edge. 376 Comment
  HSC13573  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 mi. E of Redding Comment
  HSC72463  Nemophila heterophylla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9656 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 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
  HSC47010  Nemophila parviflora Sheila Logan 1978-5-14 169 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36 861 Comment
  CHSC93208  Nepeta cataria R. Fischer 2005-7-18 529 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at east end of Horr Pond at water edge. 1007 Comment
  NY436088  Neviusia cliftonii D. W. Taylor 1992-5-5 12513 Shasta Cedar Creek drainage, along Highway 299 2.5 miles E of the function with Oak Run Road (7.4 road miles W of Round Mountain post office). (Devils Rock 7½' quadrangle). 442.0 Comment
  RSA620405  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek, along forest hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  UCD113231  Neviusia cliftonii S. Pappalardo; J. Molter 1992-5-27 s.n. Shasta Along Highway 299E, S side of Little Cedar Creek at milepost 49. 441 Comment
  UCD113237  Neviusia cliftonii Robert M. Rhode 1994-4-30 107 Shasta Along Shasta-Trinity National Forest Road 27, 0.6 mile N of Squaw Creek Forest Service Station (and bridge over Squaw Creek). 365 Comment
  UCD113241  Neviusia cliftonii G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7769 Shasta Just N of Ellery Creek campground. 320 Comment
  UCD166829  Neviusia cliftonii Kevin Heidel 2015-4-29 20 Shasta Allie Cove, Shasta Lake, California. Slope below limestone outcrop on ridge approximately 0.40 mile northeast of Gray Rock. Allie Cove is 17 mi SSE of Lamoine along Pit River Arm, Shasta Lake. 457 Comment
  UC844107  Odontostomum hartwegii Alice Eastwood 1912-6-27 660 Shasta Montgomery Creek Comment
  HSC49231  Odontostomum hartwegii J. O. Sawyer 1977-4-10 2835 Shasta Along Hwy. 299, 1.0 mi. W of Carr Powerhouse Rd. Comment
  RSA299409  Odontostomum hartwegii M. Alice King 1921-05 s.n. Shasta Anderson Comment
  UC1532349  Oenanthe sarmentosa Vernon Oswald 1986-6-27 2164 Shasta s.e. Shingletown (Grace lake, s. bank of the reservoir); Grace Lake 1036 Comment
  CAS-BOT-BC254338  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta 5.0 miles N of Anderson Comment
  CHSC14133  Orcuttia tenuis F. T. Griggs 1973-8-31 129 Shasta 2 miles n of Anderson, sw corner of Redding Municipal Airport. In bottom of pond. Comment
  CHSC45788  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-17 758 Shasta Central Valley. Millville Plains, about 1 mile E of Cow Creek and 1 mile W of Millville Plains Road, 0.4 miles W of Tule Lake. Northern of two large vernal pools. 149 Comment
  JEPS84145  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-17 757 Shasta 0.5 mi sw Tule Lake (about 1 mi e of Cow Creek and 1 mi w of Millville Plains Road, southern of two large vernal pools); Central Valley, Millville Plains 149 Comment
  JEPS84160  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-16 752 Shasta 0.25 mi ese S end of main runway at Redding Municipal Airport; Central Valley, Stillwater Plains 146 Comment
  JEPS84356  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1987-6-9 9036 Shasta about 3.5 air mi nw Burney 944 Comment
  UC766714  Orcuttia tenuis R. F. Hoover 1940-9-21 4615 Shasta 5 mi e Redding Comment
  UCD37267  Orcuttia tenuis Beecher Crampton 1958-8-12 5080 Shasta Shasta County, 5.75 miles east of Redding, along State Highway 44 to Millville. Comment
  UCD88266  Orcuttia tenuis Beecher Crampton 1958-8-12 5079 Shasta just northwest of Redding Municipal Airport, 5 miles north of Anderson. Comment
  SEINET10592191  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  SEINET11422668  Orcuttia tenuis R. J. Hoover 1936-1 Shasta Anderson Comment
  SEINET4080521  Orcuttia tenuis L. M. Boykin, P. M. Hall 2003-1 Shasta Comment
  JEPS89329  Oreostemma alpigenum var. andersonii Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 5395 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen Nat'l Forest Lassen Nat'l Forest, Thousand Lakes Wilderness, Magee Peak 2438 Comment
  CHSC93333  Orobanche corymbosa R. Fischer 2005-7-16 606 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from the bottom portion of the Spatter Cone Trail loop. 1048 Comment
  RSA0059177  Orobanche fasciculata Dean Wm. Taylor 1993-5-25 13501 Shasta Hamp Creek, ca. 0.3 miles W of Ponderosa Way. Comment
  UCR206004  Orobanche uniflora George K. Helmkamp, E. A. Helmkamp 2009-6-10 14937 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
  CAS-BOT-BC500325  Orobanche uniflora subsp. occidentalis L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  JEPS9340  Orthocarpus cuspidatus subsp. cryptanthus George W. Gillett July 1953 331 Shasta Lassen Peak Highway; Lassen Volcanic National Park, Lassen Peak Highway Comment
  RSA80333  Orthocarpus hispidus F. W. Peirson 1932-7-17 10333 Shasta Wallace Ranch, Goose Velley. 915 Comment
  UCD123159  Osmorhiza berteroi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7408 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC190892  Packera cana George Wilson Gillett 1957-7-11 715 Shasta talus slopes onChaos Crags, above Crater Lake 2072 Comment
  CAS-BOT-BC316868  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-27 6635 Shasta near McArthur Comment
  UCD18883  Packera streptanthifolia var. streptanthifolia Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 191 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY002. Comment
  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-BC10506  Paeonia brownii F. Almeda; R. Eisenhardt 1995-5-29 7420 Shasta Willow Creek Ranch about 6.8 miles S of the intersection of CA State Rd 89 and Squaw Valley Rd. in McCloud. 883 Comment
  CHSC83226  Panicum acuminatum var. acuminatum Beecher Crampton 1964-8-26 7169 a Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. Meadow. 2468 Comment
  UC1608357  Panicum acuminatum var. acuminatum J. Kierstead 1991-6-7 91 -61 Shasta along old road bed leading to Golinsky Mine (w side of Shasta Lake, Shasta Lake Ranger Dist.); w side of Shasta Lake, along rd to Golinsky Mine 457 Comment
  HSC39865  Panicum acuminatum var. fasciculatum J. P. Smith, Steve Selva 1970-8-9 4590 Shasta French Gulch Campground Comment
  UCD88522  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of the old hotal at Castle Crag. Comment
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  UCD89952  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD89761  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Cattle Crag. 640 Comment
  UCD89763  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of old hotel at Castle Crag. Comment
  CHSC65845  Parentucellia viscosa L. P. Janeway 1995-6-18 4795 Shasta Near Fern Road, 0.1 mi north of Whitmore Road and Old Cow Creek. 420 Comment
  JEPS104348  Parvisedum pumilum Lowell Ahart 2003-5-12 10145 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
  UCD86159  Pascopyrum smithii Beecher Crampton 1960-6-17 5677 Shasta N.E. Shasta County. McArthur. Comment
  SJSU3781  Paspalum dilatatum C. W. Sharsmith 1963-6-15 7080 Shasta irrigation ditch, Sacromento Valley c. 10 mi S of Redding Comment
  CAS-BOT-BC202828  Paxistima myrsinites Alice Eastwood 1912-6-29 872 Shasta Goose Valley Comment
  CHSC35289  Pectiantia pentandra M. S. Taylor; J. Prouty 1980-6-25 2976 Shasta Along Moosehead Creek on n side of 39N90, ca 1.1 mi nw of its jct with 38N10, ca 3 mi due sw of Deadhorse Summit on Hwy 89. 1584 Comment
  CHSC96290  Pectocarya pusilla R. Fischer 2006-5-14 921 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on a moist, grassy slope adjacent to a conic depression pond near the lower end and western edge of Big Lake. 1008 Comment
  CHSC58519  Pedicularis attollens Vernon H. Oswald; Lowell Ahart 1992-7-9 5082 Shasta Lassen Volcanic National Park. SW side of Horseshoe Lake. Common on springy slopes on the S side of the meadow at the E end of the S arm of the lake. 1997 Comment
  HSC23312  Pedicularis densiflora N. Mudron 1971-4-7 3 Shasta 9 mi. NW of Redding, 300 yds. S of Hwy. 299 W on JFK Memorial Dr., 50 ft. E of road Comment
  UCD123364  Pedicularis groenlandica K. L. Olsen 1949-7-30 16 Shasta King's Creek Meadow, Mt. Lassen National Park. Comment
  UC1543861  Pedicularis semibarbata Harold and Virginia Bailey 1948-8-25 3008 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UC1561010  Pellaea brachyptera Dean W. Taylor 1988-6-24 8994 Shasta summit of Grizzly Peak; Pit River Watershed, Big Bend 15' Quadrangle - 677B 1905 Comment
  UCD137646  Pellaea brachyptera G. F. Hrusa; T. D. Wilfred 1996-6-10 12941 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. 1540 Comment
  UCD67642  Pellaea brachyptera D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake-French Gulch. 400 Comment
  JEPS89864  Pellaea mucronata var. mucronata Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9602 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Big Bend 15' Quad., Pit R. Drainage, Yellow Slides 1127 Comment
  CDA2159  Pennisetum clandestinum J. R. Keck Jr. 1965-11-22 Shasta Redding. 0 Comment
  HSC70521  Penstemon azureus J. P. Smith, J. O. Sawyer 1975-6-23 8306 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  JEPS85817  Penstemon azureus Roy E. Buck 1989-10-4 1417 Shasta ca 0.1 air km nw Potem Falls (Canyon of Potem Creek, bank on e side of Road 27 (road from Fenders Flat up Potem Creek), 9 air km w of Montgomery Creek (town)); Canyon of Potem Creek, nw of Potem Falls 396 Comment
  UC1736645  Penstemon azureus var. angustissimus Dean Wm. Taylor with Rexford E. Palmer 1988-5-4 9616 Shasta Road to Pit No. 5 Dam about 1.2 miles west from Big Bend Road, 597 Comment
  RSA26964  Penstemon deustus subsp. heterander C. Leo Hitchcock 1940-5-23 6512 Shasta ca. 1/4 mile south of Burney Falls. Comment
  CDA13047  Penstemon deustus var. pedicellatus G. F. Hrusa, T. D. Wilfred 1996-6-1 12978 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. 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
  NY591806  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta Above Burney Falls, 1 mile north of Burney. Comment
  OBI77274  Penstemon deustus var. pedicellatus Anthony Baniaga 2011-6-17 365 Shasta Lassen NF. Along 22(35N10), on the grade to Murken Bench. Murken Bench Quad T34N R5E sec 6 SW of SW 1040 Comment
  SEINET4927500  Penstemon filiformis Unknown 1916-6-24 12442 Shasta Between Lamoine and Sims Comment
  UC1036195  Penstemon gracilentus George W. Gillett 1953-7-31 304 Shasta ne corner of park Lassen Volcanic National Park, Noble Pass 1859 Comment
  NY600713  Penstemon gracilentus F. W. Pennell 1940-7-21 26211 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1767.8 Comment
  NY600714  Penstemon gracilentus F. W. Pennell 1940-7-21 26219 Shasta Route 89, east of Hat Lake, Lassen National Park 1950.7 Comment
  JEPS9345  Penstemon heterodoxus var. shastensis George W. Gillett 1953-8-13 329 Shasta near Summit Lake Ranger Station (Dersch Meadows); Lassen Volcanic National Park, Dersch Meadows 2026 Comment
  NY601605  Penstemon heterodoxus var. shastensis G. W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow 2225.0 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
  NY605186  Penstemon neotericus A. Eastwood 1912-6-29 999 Shasta Goose Valley 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
  UC696740  Penstemon neotericus Frank W. Peirson 1932-7-14 10219 a Shasta rocky locations on ridge e Lake Eiler (1000-Lake Basin, eastern Shasta County); 1000-Lake Basin, e of Lake Eiler 1950 Comment
  POM43799  Penstemon neotericus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA272556  Penstemon neotericus Porter Lowry 1977-7-6 869 Shasta Ca 3 mi east of Viola on State Hwy 44. Comment
  RSA305778  Penstemon neotericus James R. Shevock 1972-7-25 2209 Shasta Hot Creek, Lassen Park. 1921 Comment
  CHSC60421  Penstemon newberryi Mary Ann Showers 1992-6-28 2696 Shasta Lassen Volcanic National Park. Cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  UCD67759  Penstemon newberryi Collector unknown 1996-9-7 Shasta Lassen Volcanic National Park. Perennial plant communities in dry rock crevices and rocky slopes at Bumpass Hell trail. 2580 Comment
  RSA148807  Penstemon newberryi subsp. newberryi I. L. Wiggins, Dorothy Wiggins 1961-6-16 16541 Shasta Along Calif Hwy 44, 2 mi W of Lassen National Park. Comment
  JEPS28586  Penstemon newberryi var. newberryi George W. Gillett 1957-7-12 735 Shasta Crescent Crater, SE slopes Lassen Volcanic Natonal Park 2286 Comment
  UC1034009  Penstemon newberryi var. newberryi Francis W. Pennell 1940-7-22 26235 Shasta Mount Lassen, Route 89 S of pass Lassen National Park 2590 Comment
  HSC60630  Penstemon roezlii Carl Wishner 1978-7-1 535 Shasta Hatchet Mtn. area, Hatchet and Buffom Creeks, Hwy. 299 side road 1220 Comment
  RSA305806  Penstemon rydbergii var. oreocharis James R. Shevock 1972-7-25 2213 Shasta Upper Kings Mdw, Lassen Peak 2256 Comment
  JEPS9348  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
  UC1036191  Penstemon speciosus George W. Gillett 1953-7-9 270 Shasta along State Highway 89 ne Lassen Volcanic National Park (near creek below Big Spring, Lassen National Forest); ne of Lassen Volcanic National Park, Lassen National For 1402 Comment
  UC1036205  Penstemon speciosus George W. Gillett 1953-7-18 282 Shasta vicinity Hat Lake (devastated area 1-2 mi below the lake, Lassen Volcanic National Park); Lassen Volcanic National Park, vicinity Hat Lake 1950 Comment
  UCD124502  Penstemon speciosus G. F. Hrusa; T. D. Wilfred 1996-6-11 13031 Shasta Lassen National Forest. W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  UC1238914  Penstemon speciosus Freed W. Hoffman 1946-6-7 923 Shasta Highway 299 between Burney Falls Park and Fall River Mills; btw Burney Falls Park and Fall River Mills Comment
  UCD147026  Pentagramma pallida Robert E. Preston 2012-5-5 2872 Shasta 1.4 mi E of Igo, along Cloverdale Trail, at Clear Creek overlook. 268 Comment
  UCD148884  Pentagramma triangularis Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8199 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with entrance to Pine Pt. campground. 345 Comment
  JEPS17522  Perideridia bolanderi subsp. bolanderi W. L. Jepson 1910-6-9 4100 Shasta near Lassen Peak; Hot Springs Valley 1950 Comment
  RSA97464  Perideridia parishii subsp. latifolia F. W. Peirson 1922-7-13 10190 Shasta Big Meadow, Thousand-Lakes Basin 1951 Comment
  CHSC112163  Persicaria punctata Dean Wm. Taylor 2013-9-6 21410 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89. 914 Comment
  JEPS1757  Petrorhagia dubia Duane Cutright 1952-4-12 32 Shasta 1 1/2 mi n Anderson 106 Comment
  UCD111922  Petrorhagia dubia Christopher Mallek 2008-1 AC1- 10 Shasta Ash Creek. 876 Comment
  OBI17375  Petrorhagia dubia Robert F. Hoover 1968-5-28 11117 Shasta Stillwater Crk E of Redding Comment
  JEPS47375  Phacelia egena L. R. Heckard and Robert Ornduff 1966-4-28 1487 Shasta along CA Hwy 299 5.3 mi e Buckhorn Summit (w of Redding) Comment
  UC1042325  Phacelia egena John Thomas Howell 1954-4-26 29175 Shasta 5 mi e Buckthorn Summit Comment
  UC1051759  Phacelia egena L. R. Heckard 1952-6-19 313 Shasta along US Hwy 299 about 3 mi sw Fall River Mills (above river); Pit River Comment
  UCD120444  Phacelia egena Grady L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7772 Shasta 0.3 mi SW of McCloud Bridge. 335 Comment
  SBBG15257  Phacelia hastata D. Myrick 1961-6-24 353 Shasta W shore of Hat Lake 2133 Comment
  JEPS2100  Phacelia hydrophylloides Chesnut and Drew circa 1890 Shasta Lassen Peak Comment
  HSC100981  Phacelia linearis J. P. Smith 2010-6-9 12907 Shasta Along Cinder Point Rd., near junction with Hwy. A12. 1139 Comment
  UC107391  Phacelia procera Mrs. R. M. Austin Aug. 1896 288 Shasta Lassens Peak Comment
  UC726934  Phacelia procera A. A. Heller 1928-7-24 14692 Shasta Butte Meadows Comment
  UC73687  Phacelia purpusii Milo S. Baker 1898-7-10 333 Shasta Stalker's Comment
  HSC37563  Phalaris aquatica A. M. Montalvo, J. D. Ackerman 1975-7-16 556 Shasta Hwy 36 near Shasta-Trinity National Forest boundary. Comment
  CDA10979  Phalaris arundinacea G. F. Hrusa 1991-6-26 8469 Shasta Pit River Drainage; Along Fall River about 2 m. N of Glenburn. Comment
  CDA33437  Phalaris arundinacea Dale Woods 2010-7-1 Shasta Southwest of Horr Pond, northwest of Arthur, near Fall River diversion dam. 0 Comment
  CHSC92980  Phalaris arundinacea R. Fischer 2005-7-17 461 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along western shore of Big Lake in meadow. 1007 Comment
  CAS-BOT-BC383116  Philadelphus lewisii Andrew Townesmith; Karen M. Meyer 2007-7-24 852 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  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
  CAS-BOT-BC77404  Philadelphus lewisii Alice Eastwood; John Thomas Howell 1940-6-10 7887 Shasta Ingot 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
  JEPS49595  Philadelphus lewisii W. L. Jepson 1914-8-15 6185 Shasta Delta Comment
  RSA0057694  Philadelphus lewisii Elmer I. Applegate 1929-6-19 5752 Shasta Pollock, 20 mi above Redding, Sacramento River. Comment
  CAS-BOT-BC105067  Phleum pratense R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 896 Shasta Castle Crags State Park. 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  UC1056236  Phleum pratense Virginia E. Long May 14 1931-May 21 1931 76 a Shasta vicinity Anderson Comment
  UC585536  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta a few mi w Viola (Mrs. Eastman's ranch) 1524 Comment
  CHSC96205  Phlox caespitosa R. Fischer 2006-5-12 963 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located ca. at mid-point between campsite 7 and Big Lake along Juniper Trail. 1188 Comment
  UC54527  Phlox diffusa H. M. Hall and E. B. Babcock Jun 1903 4109 Shasta Ash Creek, ne Shasta County Sierra Nevada Mountains 1524 Comment
  POM74806  Phlox diffusa subsp. diffusa Marcus E. Jones 1897-7-7 10482 Shasta Lassen's Peak. 1829 Comment
  CHSC65653  Phlox gracilis L. P. Janeway 1995-7-8 4850 Shasta Along road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Southwest-facing road cutbank. 1341 Comment
  JEPS28548  Phlox gracilis George W. Gillett 1957-7-8 677 Shasta 5.8 mi ne Manzanita Lake Entrance Station (0.25 mi s of Burney Highway); Lassen Volcanic National Park, Lost Creek 1584 Comment
  HSC17197  Phlox speciosa J. F. Knezevich 1967-6-3 187 Shasta Shasta National Forest Campground just outside the boundaries of Castle Crags State Park, Castle Creek Comment
  UCD118248  Phlox speciosa Beecher Crampton 1975-5-2 9183 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  UC1078817  Phoradendron densum Job Kuijt 1958-7-13 1520 Shasta ca. 2.2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  UCSB23106  Phoradendron leucarpum subsp. tomentosum Simpson, C. 1967-3-25 Shasta Behind 2455 Becon Street, Summit city 274 Comment
  CAS-BOT-BC58804  Phyllodoce breweri Alice Eastwood 1912-8-22 s.n. Shasta Lassen Butte Region - Lassen Butte Comment
  RSA82857  Phyllodoce breweri J. M. Tucker 1951-8-3 2215 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  UC481601  Phyllodoce breweri H. F. Copeland 1931-8-9 Shasta Mount Lassen Comment
  UCD117732  Phyllodoce breweri K. L. Olsen 1949-7-30 13 Shasta King's Creek Meadow, Mt. Lassen National Park. Comment
  UCSB19681  Phyllodoce breweri Lowery, Jos. 1962-08 Shasta Lassen National Park Comment
  JEPS66660  Phyllodoce breweri J. Grinnell 1927-6-17 Shasta Sugar Pine Flat, Viola Road Sugar Pine Flat; , Viola Road 1828 Comment
  CHSC63083  Physocarpus capitatus Vernon H. Oswald; Lowell Ahart 1994-4-27 6140 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 2.06 mi clockwise from the trailhead. 335 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
  CAS-BOT-BC73382  Pinus albicaulis Elizabeth McClintock 1957-7-28 s.n. Shasta Near Lake Helen, Lassen National Park. Comment
  POM120515  Pinus albicaulis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  NY63544  Pinus albicaulis H. E. Brown 1897-5-15 499 - Shasta Near Pit River Ferry 213.4 Comment
  UC400300  Pinus attenuata Hall and Babcock June, 1903 4123 Shasta McCloud River; head Comment
  UC54248  Pinus attenuata H. M. Hall and E. B. Babcock 1903-6-1 4123 Shasta head McCloud River; Sierra Nevada Mountains, ne Shasta County, McCloud River 1524 Comment
  SEINET5461960 Image available Pinus attenuata M. L. Branson 1969-8-6 Shasta Whiskeytown. Comment
  UC1134148  Pinus attenuata R. W. Lundh 1932-11-17 180 Shasta 0.5 mi e Niagara Mine; Weaverville Quad. 914 Comment
  JEPS46828  Pinus jeffreyi George W. Gillett 1957-9-11 1134 Shasta n w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  SEINET3154098  Pinus jeffreyi R. W. Spellenberg, M. Spellenberg 1972-8-14 2900 -B Shasta about 3 mi. E of junction of Hwy. 89 on Hwy. 44, at U.S.F.S. Rd. 33N56 Comment
  CAS-BOT-BC78924  Pinus monticola M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC79077  Pinus ponderosa L. B. Kildale 1930-9-1 10460 Shasta Clear Creek near Whiskeytown Comment
  CAS-BOT-BC72728  Pinus sabiniana Elmer I. Applegate 1929-6-23 5865 Shasta Hat Creek Valley, eastern Shasta county. Comment
  SEINET8243968  Pinus sabiniana Frank Callahan 2007-1 Shasta Pollard Flat. 457 Comment
  CAS-BOT-BC228032  Plagiobothrys Milo S. Baker 1949-5-1 12098 Shasta Highway 99 ca 3 miles N of Redding Comment
  JEPS121717  Plagiobothrys Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  HSC90872  Plagiobothrys canescens Walter S. Lennon 1981-4-3 Shasta Millville Plains Rd., 0.8 mi. S of Hwy. 44, Millville Comment
  SBBG100048  Plagiobothrys canescens W. S. Lennon 1981-4-3 Shasta Millville Plains Rd, 0.8 mi S of Hwy 44, Millville Comment
  SEINET3084139 Image available Plagiobothrys canescens Walter Seavey 1983-4-8 Shasta Anderson, Parkville Road, 0.2 miles South of Dersch Road. Comment
  RSA537666  Plagiobothrys canescens Walter Seavey Lennon 1982-5-2 s.n. Shasta Parkville Rd., 0.2 mi south of Dersch Rd., Anderson. Comment
  JEPS85526  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 1.2 mi e Parkville Road (Anderson); Anderson Comment
  JEPS28519  Plagiobothrys hispidulus George W. Gillett 1957-7-3 634 Shasta Badger Flat Lassen Volcanic National Park (near road crossing) 1905 Comment
  UCD50224  Plagiobothrys hispidulus Chris Hammersmark Date Unknown s.n. Shasta Modoc Plateau/ Southern Cascades. Meadow/Floodplain of Ephemeral Bear Creek. 335 Comment
  HSC72453  Plagiobothrys nothofulvus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9661 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  CHSC105712  Plagiobothrys shastensis Julie Kierstead Nelson 2005-5-2 2005 -004 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CHSC84101  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-5-12 10141 Shasta 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
  RSA31936  Plagiobothrys tener A. A. Heller 1942-5-3 16445 Shasta 3 miles E of Ono. Comment
  UC133578  Plagiobothrys tener var. tener A. A. Heller 1905-5-30 7908 Shasta near Redding Comment
  HSC62907  Plantago coronopus J. M. DiTomaso 1979-5-11 953 Shasta Carr Powerhouse Rd. at Crystal Creek Conservation Camp, W of Whiskeytown Lake 412 Comment
  UCD124393  Plantago coronopus John Thomas Howell 1954-4-26 29179 Shasta west of Tower House. Comment
  UCD14636  Plantago lanceolata Deanna Lynn Pfleger 1989-6-4 15 Shasta California, Shasta Co.; 50 yards south of intersection of Lakeshore and Pine along a distrubed roadside; 1066 Comment
  POM107724  Platanthera sparsiflora Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET10465004  Plectritis Mary Susan Taylor 1975-4-12 Taylor 457 Shasta Crystal Creek and Hwy 299, 4 mi W of Whiskeytown. Pine Woodland. 351 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
  POM260161  Plectritis macrocera subsp. grayi C. Leo Hitchcock 1940-5-24 6551 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC254770  Poa bolanderi Roxana S. Ferris; Laura Lorraine 1941-8-10 10464 Shasta Lassen Volcanic National Park near Summit Lake 2042 Comment
  CAS-BOT-BC254771  Poa bolanderi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak 1828 Comment
  CAS-BOT-BC254773  Poa bolanderi Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near Sulphur Works entrance station 2133 Comment
  HSC10645  Poa bulbosa R. S. White 1965-5-14 55 Shasta 25 mi. E of Redding on Hwy. 299 Comment
  UCD90687  Poa bulbosa L. McArthur 1926-5-17 s.n. Shasta From McArthur. Comment
  HSC10661  Poa bulbosa D. C. Juve 1964-5-2 12 Shasta Burney Falls State Park. Hwy. 89 Comment
  HSC32408  Poa bulbosa Steven Lagos 1974-4-21 32 Shasta Hwy. 299 366 Comment
  UCR132249  Poa compressa Beecher Crampton 1954-7-9 2201 Shasta Shasta National Forest, 1.8 miles west of Burney, along Hwy. US-299 1006 Comment
  SEINET9372040  Poa compressa Unknown 1954-7-9 2201 Shasta Shasta Comment
  SEINET8078305 Image available Poa nervosa Alan. A. Beetle 1941-1 2848 Shasta Lassen National Forest, banks of Hat Creek 1220 Comment
  CHSC99516  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2008-6-19 14848 Shasta Under oak trees, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  JEPS101903  Poa pratensis subsp. pratensis Dean W. Taylor 1987-6-5 9003 Shasta summit of Grizzly Peak 1905 Comment
  CHSC93288  Poa secunda subsp. secunda R. Fischer 2005-5-22 537 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected in vicinity of camp 7 in open pine/juniper woodland. 1014 Comment
  HSC101640  Poa secunda subsp. secunda J. P. Smith 2010-6-25 12968 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  SEINET3450765  Poa secunda subsp. secunda Lowell Ahart, John Dittes 2003-5-22 10193 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 4 air miles west/southwest of the Darah Springs State Fish Hatchery, about 1.12 miles west of the barn, about 150 yards south of the Coleman Canal, West of the poor dirt road 250 Comment
  UCD91992  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-11 13021 Shasta Lassen National Forest. E side of Hwy 89, approx. 1/2 mile north of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  UCD52759  Podagrostis humilis D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at Upper Kings Creek. 2305 Comment
  OBI76948  Pogogyne floribunda Anthony Baniaga 2011-7-11 445 Shasta Lassen Natl forest. About 3/4 mi SW of Summit Lake. Swains Hole quad. T32N R5E sec 1 NW of NW 1600 Comment
  JEPS89600  Pogogyne serpylloides Dean Wm. Taylor with Glenn Clifton 1991-6-10 11903 Shasta in woods on w. margin of large clay playa ca. 1 mi. n.e. Warner Grade Reservoir (Soldier Creek); Pit R. Watershed, Dana 7 1/2 Quad. 1990 ed. 1106 Comment
  JEPS62481  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2275 Shasta 4 miles East of Redding. Comment
  OBI13590  Pogogyne zizyphoroides Robert F. Hoover 1968-5-28 11128 Shasta Bella Vista Comment
  UC1988937  Pogogyne zizyphoroides Robert F. Hoover 1942-5-20 5877 Shasta five miles east of Redding Comment
  SEINET4335515 Image available Polemonium pulcherrimum George W. Gillett 1953-8-6 311 Shasta Summit area of Lassen Peak 2804 Comment
  UC1036143  Polemonium pulcherrimum subsp. pulcherrimum George W. Gillett 1952-9-1 242 Shasta summit area of Lassen Peak Lassen Volcanic National Park, summit Lassen Peak (s slope, Lassen Volcanic National Park) 3108 Comment
  CAS-BOT-BC170307  Polygala cornuta var. cornuta James R. Shevock 1992-6-16 12194 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just south of Shatsa-Trinity National Forest 548 Comment
  JEPS27108  Polygala cornuta var. cornuta A. A. Weigart 1922-8-21 Shasta Whitmore Comment
  CDA20190  Polygonum arenastrum M. Conover 2003-7-31 PDR 1282947 Shasta Northern California; Redding Municipal Airport. 0 Comment
  CAS-BOT-BC109123  Polygonum bidwelliae Alice Eastwood 1912-6-27 647 Shasta Montgomery Creek. Comment
  JEPS91064  Polygonum bidwelliae Dean Wm. Taylor with Glenn Clifton 1990-6-11 10848 Shasta 2.5 air mi nw of Shingletown (Northern Sacramento Valley, at s base of Di Hill, along right of way of Pacific Gas Pipeline); Northern Sacramento Valley, Di Hill 670 Comment
  UC1736602  Polygonum bidwelliae Dean W. Taylor 1993-6-1 13529 Shasta Bonnie Crags (ca. 5 air mi S Whitmore); prominent barren rock cliffs and slabs (of volcanic tuff) along Ponderosa Way 0.5 mi S of bridge over North Fork Bear Creek 731 Comment
  JEPS91063  Polygonum californicum Dean Wm. Taylor with Rexford E. Palmer 1988-5-29 9689 Shasta Woodman Creek along Highway 299 1.2 mi e from crossing of Salt Creek (Upper Sacramento Valley); , Woodman Creek 192 Comment
  UC769828  Polygonum californicum R. F. Hoover 1936-5-22 1208 Shasta 5 mi e Redding Comment
  RSA79091  Polygonum davisiae E. K. Balls 1952-10-14 18205 Shasta Summit Pass, Lassen Peak, Hwy 89. 2595 Comment
  UC1036201  Polygonum davisiae George W. Gillett 1953-8-6 310 Shasta Lassen Peak Lassen Volcanic National Park (summit area) 2865 Comment
  UC850083  Polygonum davisiae E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park 3048 Comment
  UC850084  Polygonum davisiae Alice Eastwood Aug 22 1912-Aug 26 1912 1850 Shasta Lassen Butte Region Comment
  CAS-BOT-BC414576  Polygonum douglasii Alice Eastwood 1912-6-28 691 Shasta Burney Comment
  CAS-BOT-BC414577  Polygonum douglasii Gary Schoolcraft 1985-7-30 1496 Shasta Lava Bed north of McArthur, 39-5-34 Comment
  JEPS28523  Polygonum douglasii subsp. douglasii George W. Gillett 1957-7-3 637 Shasta Badger Flat Lassen Volcanic National Park (meadow near road crossing) 1905 Comment
  JEPS91183  Polygonum douglasii subsp. majus Dean W. Taylor 1990-8-21 11471 Shasta Clark Creek, along a minor unnamed tributary about 0.5 miles W of Bosworth Meadow 1402 Comment
  CAS-BOT-BC419868  Polygonum polygaloides subsp. confertiflorum Alice Eastwood; John Thomas Howell 1940-6-11 7911 Shasta Near Fall River Mills Comment
  UC850434  Polygonum polygaloides subsp. confertiflorum Alice Eastwood Jun 29 1912-Jul 11 1912 1022 Shasta Goose Valley Comment
  JEPS122680  Polygonum polygaloides subsp. esotericum Jake Ruygt 2008-9-13 5377 Shasta McArthur Burney Falls State Park; SE of Pioneer Cemetery trail. Burney Falls 7.5' Quad. Comment
  CHSC45380  Polygonum polygaloides subsp. kelloggii Vernon Oswald 1986-7-20 2211 Shasta Paradise Meadow, Lassen Volcanic National Park. Between the creek and brushy slope on the w side of the meadow. 2145 Comment
  UC1191248  Polygonum sawatchense subsp. sawatchense Herbert L. Mason and Verne Grant 1947-7-9 13288 Shasta Hwy 299 just e Hatchet Creek summit 1219 Comment
  HSC40166  Polygonum shastense Thomas W. Nelson, Jane P. Nelson 1976-8-1 3116 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  UC444990  Polygonum shastense E. B. Copeland 1930-8-5 Shasta Mt. Lassen; beside lake 2700 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
  CAS-BOT-BC421051  Polygonum spergulariiforme C. R. Quick 1951-8-16 51 100 B Shasta Near Burney State Park Comment
  CHSC93199  Polypogon monspeliensis R. Fischer 2005-7-18 463 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On portion of the southern island ring of Horr Pond at water edge. 1007 Comment
  UCD80603  Polypogon monspeliensis CNPS SN Foothill Team 2006-5-15 SNFN 0306 Shasta Shasta Land Trust Easement, Cow Creek Ranch, 30 m to the NE of its companion plot. 457 Comment
  RSA239246  Polystichum imbricans subsp. curtum R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42410 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 762 Comment
  CAS-BOT-BC76679  Polystichum munitum Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CHSC78053  Polystichum munitum Terry Nelson 1998-4-11 240 -23 Shasta 2 mi s of Whiskeytown Lake and 80 yds e of Brandy Creek. 390 Comment
  SEINET10460753  Porterella carnosula Gillett 1957-7-1 GILLETT 630 Shasta Margin of vernal pond; summit of Table Mountain 2012 Comment
  SEINET10460754  Porterella carnosula Gillett 1955-7-31 GILLETT 438 Shasta Margins of vernal pools near summit of Table Mountain, near Manzanita Lake, Lassen Volcanic National Park 2027 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  CAS-BOT-BC453679  Potamogeton gramineus John Thomas Howell 1960-8-22 36410 Shasta Lassen Volcanic National Park. Summit Lake 2042 Comment
  CHSC60396  Potentilla flabellifolia Mary Ann Showers 1992-6-28 2681 Shasta Lassen Volcanic National Park. Tarn at base of cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  SEINET10542276  Potentilla glandulosa Jeffrey Huber 1971-6-10 Huber 283 Shasta 15 miles s of weed, on i-5 Comment
  CAS-BOT-BC158505  Potentilla millefolia A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park, near Prospect Pk. Comment
  CDA12915  Potentilla millefolia G. F. Hrusa 1996-5-2 12857 Shasta Lassen National Forest; Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89. Comment
  JEPS95262  Potentilla recta Glenn Clifton 1999-6-2 35990 Shasta NE of Redding ( Montgomery Creek, Hwy. 299) 652 Comment
  UC2062638  Poterium sanguisorba Barbara Ertter with Matt Guilliams 2010-5-5 19822 Shasta Along Inwood Road between Wengler Hill Road and Ponderosa Way, ca. 22 air miles E of Redding. Comment
  SBBG6464  Prunella vulgaris H. and M. Dearing 1938-6-27 2167 Shasta Hat Crk Comment
  JEPS44935  Prunus emarginata W. L. Jepson 1914-8-11 5763 Shasta ne of Upper Fall River Valley (ne Shasta County) 1036 Comment
  RSA453221  Prunus emarginata M. V. Hood 1940-8-7 s.n. Shasta Noble Pass, Mt. Lassen 1829 Comment
  HSC99941  Prunus subcordata J. P. Smith, & J. O. Sawyer 2011-6-16 13227 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  SJSU522  Prunus subcordata G. Witherspoon 1940-6-26 2102 Shasta 1.75 mi N of Maahcooatche,Lassen National Forest 1524 Comment
  SJSU538  Prunus virginiana var. demissa G. Witherspoon 1940-6-25 2095 Shasta McArthur Burney Falls State Park 1219 Comment
  UC478981  Prunus virginiana var. demissa Marcus E. Jones, A. M. 1931-7-16 29015 Shasta Pitt River bridge Comment
  UCSB13251  Prunus virginiana var. demissa Breedlove, Dennis 1962-6-12 Shasta along Hat Creek on State Highway 89, 0.5 mile south of Old Station; Cascade Range 1371 Comment
  CAS-BOT-BC356667  Pseudognaphalium californicum Alice Eastwood 1912-7-25 1420 Shasta Pitt to Baird Comment
  CAS-BOT-BC80164  Pseudotsuga menziesii Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CHSC80  Pseudotsuga menziesii var. menziesii K. McKenzie 1928-3-18 Shasta Hatchet Creek Mountain. 1371 Comment
  JEPS48435  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River, McArthur Comment
  CHSC84107  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2003-5-12 10136 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC89706  Psilocarphus brevissimus var. brevissimus R. Fischer; J. Marr 2004-5-22 391 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along rd. between McArthur and Rat Farm, E side of road. In vernal pool on mdw on edge of the old McArthur Swamp. 1011 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
  CAS-BOT-BC361855  Psilocarphus oregonus Alice Eastwood 1912-6-26 682 Shasta Oak Run Comment
  CHSC84084  Psilocarphus tenellus var. globiferus Lowell Ahart; John Dittes 2003-5-12 10138 Shasta Pasture field, about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CAS-BOT-BC146425  Ptelea crenulata Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  SEINET6645899  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Near Middle Creek Station Comment
  CAS-BOT-BC72678  Pteridium aquilinum Alice Eastwood 1912-6-29 986 Shasta Goose Valley Comment
  CAS-BOT-BC72607  Pteridium aquilinum John Thomas Howell 1960-8-22 36386 Shasta Anklin Meadows 1889 Comment
  SEINET7886576 Image available Pteryxia terebinthina var. californica R. Mathias 1938-1 1386 Shasta Sacramento River Gorge 1 mile north of Coram on road to Kennett. Comment
  NY431436  Puccinellia howellii J. I. Davis 1988-7-26 526 Shasta Whiskeytown-Shasta-Trintiy National Recreation Area, Whiskeytown Unit, ca. 0.8 mile west of Tower House, north side of Willow Creek at junction of Cal. Hwy. 299 with Crystal Creek Road Comment
  JEPS128716  Purshia tridentata var. tridentata Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21413 Shasta Extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UCSB62938  Purshia tridentata var. tridentata Sarr, Dan 1995-7-30 Shasta 1 mi W of the intersection of Highways 89 and 299 910 Comment
  UC70387  Pycnanthemum californicum Milo S. Baker 1898-7-5 457 Shasta Morley's field Comment
  RSA0084295  Pyrola aphylla Diana Jolles 2005-7-14 113 B Shasta FS road from Tamarack Road, outside Burney. Shasta-Trinity National Forest. 1261 Comment
  HSC17984  Pyrola crypta Jim Vaughn 1956-10-1 Shasta Prospect Peak 2439 Comment
  SEINET6072277  Pyrola picta Kenneth Heil, Heil, Marilyn 2014-7-16 35225 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  UC1135731  Quercus X morehus P. L. Johannsen 1933-6-20 181 Shasta Clear Creek Weaverville Quad. 457 Comment
  CAS-BOT-BC68628  Quercus chrysolepis Alice Eastwood 1923-5-29 11998 Shasta Shasta Springs Comment
  CAS-BOT-BC68632  Quercus chrysolepis Elmer I. Applegate 1895-5-28 639 Shasta Sacramento Canyon near Sims Comment
  HSC68293  Quercus chrysolepis J. P. Smith, J. O. Sawyer 1973-4-14 6090 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  SJSU10156  Quercus chrysolepis A. W. Jacobs 1938-10-14 Shasta 7 mi W of Redding on Trinity Rd 396 Comment
  RSA2596  Quercus douglasii J. T. Howell 1928-8-31 1187 Shasta 10 miles east of Burney Comment
  UCD45741  Quercus douglasii P. Akers 2002-5-2 s.n. Shasta Redding, Airport Rd, just S of Hwy 44 in grassland with manzanitas. Elev: 558 ft. 170 Comment
  UCD45924  Quercus durata var. durata EB Alexander 1961-1-20 83 Shasta Three fourths mile south of Messelback Dam, North Fork of Cottonwood Creek, altitude 2050 feet, Shasta County. 624 Comment
  UC525807  Quercus garryana Rimo Bacigalupi 1934-9-3 2327 Shasta 5 mi sw Cayton Post Office (Clark Creek Store, ne Shasta County) 860 Comment
  UCD14006  Quercus garryana John M. Tucker 1968-9-14 4140 -7 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  CDA21917  Quercus garryana J. M. Tucker 1968-9-14 4140 -5 Shasta Beside CA Hwy 89, 4.2 mi. S-SE of junction with U.S. Hwy 299. Comment
  UC998324  Quercus garryana Milo S. Baker 1898-7-12 2255 Shasta The Bench--Fall River Valley Fall River Valley 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
  RSA16834  Quercus garryana var. breweri Carl B. Wolf 1931-9-1 2385 Shasta Along the Pacific Hwy, 28 miles north of Redding. 610 Comment
  UCSB22230  Quercus garryana var. breweri McMinn, Howard 1940-6-20 Shasta Redding to Burney Comment
  UCSB65465  Quercus garryana var. garryana Tucker, John 1968-9-14 Shasta Beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299 975 Comment
  JEPS37822  Quercus garryana var. semota W. L. Jepson 1914-8-11 5777 Shasta Upper Fall River Valley 1036 Comment
  UCD46160  Quercus garryana var. semota H. W. Sampson 1933-10-7 s.n. Shasta Duncan Creek, Shasta County. Comment
  UCD46165  Quercus garryana var. semota W. L. Jepson 1914-8-11 5777 Shasta Upper Fall River Valley, lava fields n.e. 3400 ft. 1036 Comment
  CAS-BOT-BC105421  Quercus kelloggii Lewis S. Rose 1945-9-2 45221 Shasta 1 mi SE of Doyles Corner 975 Comment
  UCD166581  Quercus lobata Dylan O. Burge 2016-2-25 2094 Shasta Cottonwood. 165 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
  UCD57349  Quercus lobata G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  CAS-BOT-BC62843  Quercus lobata C. Hart Merriam 1907-9-6 s.n. Shasta Round Mt. P.O. Comment
  SEINET3141971  Quercus lobata R. W. Spellenberg, N. Zucker 2002-7-31 13308 Shasta NE portion of Redding 4 km S of Oasis Rd on Old Oregon Trail Comment
  HSC38590  Quercus wislizeni J. P. Smith 1972-3-23 5107 Shasta 5.7 mi E of Bella Vista Comment
  HSC72279  Quercus wislizeni J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9627 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  RSA757991  Quercus wislizeni Doug Goldman 2005-3-30 3177 Shasta Along the N. side of Rt. 299, by an old, semiabandoned stretch of the road, about 0.1mi E. of Stillwater Creek & about 3.2mi E. of bridge over Rt. 299 in Redding. 191 Comment
  UC5710  Quercus wislizeni W. H. Brewer 1862-10-3 1467 Shasta summit of crater by Battle Creek Comment
  RSA407607  Raillardiopsis scabrida D. W. Taylor, Clifton, Palmer, Buck 1987-6-28 9089 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  RSA84409  Ranunculus alismifolius var. alismellus F. W. Peirson 1932-7-13 10148 Shasta Thousand-Lake Basin 1951 Comment
  UC1024373  Ranunculus aquatilis var. capillaceus George W. Gillett 1952-7-22 97 Shasta near Big Spring (along State Hwy 89 ne of Lassen Volcanic National Park); Lassen National Forest, Hat Creek 1402 Comment
  POM260782  Ranunculus aquatilis var. harrisii H. C. Cantelow 1939-6-10 s.n. Shasta Sahsta County: 22 miles S of Mc Cloud jct of Burney, Redding alturas Hwy Comment
  CHSC95141  Ranunculus californicus var. californicus R. D. Fischer 2005-4-14 861 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along Rat Farm Road ca. 2 miles north of McArthur on meadowland adjacent to the old McArthur Swamp. 1011 Comment
  SBBG71832  Ranunculus canus var. canus A. A. Heller 1926-4-24 13930 Shasta hills ca. 1 mi back of Middle Crk station near Keswick Comment
  RSA604738  Ranunculus canus var. ludovicianus Lyman Benson 1935-3-31 3408 Shasta 3 mi NE Redding, between Boulder and Churn Creeks 198 Comment
  SBBG15790  Ranunculus flammula D. Myrick 1961-6-24 356 Shasta just S of Park boundary on Mt Lassen Natl Park loop rd 1828 Comment
  JEPS81766  Ranunculus muricatus J. W. Blankinship 1911-4-22 Shasta Redding Comment
  UC725567  Ranunculus occidentalis A. A. Heller 1942-5-3 16444 Shasta 3 mi e Ono (along roadside) Comment
  CHSC88315  Ranunculus occidentalis var. occidentalis R. Fischer; J. Marr 2004-5-23 198 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7, just n. of Horr Pond. 1024 Comment
  HSC27300  Ranunculus occidentalis var. occidentalis J. P. Smith 1972-3-19 5078 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run 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
  CHSC95204  Ranunculus occidentalis var. ultramontanus R. Fischer 2005-4-18 860 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along Rat Farm Road ca. 2 miles north of McArthur on meadowland adjacent to old McArthur Swamp. 1011 Comment
  JEPS87710  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta just ne Horse Heaven Mdw. (Forest Rd. 25, w of Castella, ne of Forest Rd. 26 to Mt. Shasta (city)) 1667 Comment
  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
  CHSC93019  Ranunculus testiculatus R. Fischer 2005-4-17 580 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed of main park road along west side of Big Lake. 1010 Comment
  UC1731511  Ranunculus uncinatus Dean W. Taylor 1992-5-28 12662 Shasta Clark Creek near confluence with Deadman Creek (Pit River Region); , Clark Creek 1463 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
  POM87962  Rhamnus californica subsp. occidentalis L. R. Abrams 1922-8-7 9924 Shasta Mears Creek near Castella. Comment
  UC592713  Rhamnus californica subsp. occidentalis Carl B. Wolf 1934-7-7 Shasta just s Castle Creek (w side of Sacramento River) 609 Comment
  HSC100262  Rhamnus ilicifolia J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-22 13322 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  JEPS41959  Rhamnus rubra W. L. Jepson 1914-8-11 5774 Shasta ne of Upper Falls River Valley (ne Shasta County) 1036 Comment
  LA207845  Rhamnus rubra Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  UC501606  Rhamnus rubra Frank W. Peirson 1932-7-13 10179 Shasta s of Burney; 1000-Lake Basin 1950 Comment
  RSA239220  Rhamnus rubra subsp. obtusissima Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42374 Shasta Shasta National Forest, 1 mile W of W edge of Castle Grags State Park near Castle Creek 762 Comment
  POM243753  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 miles above Redding on Pacific Hwy. 244 Comment
  RSA261652  Rhamnus tomentella subsp. tomentella Ellsworth Bethel 1923-5-12 s.n. Shasta Redding Comment
  RSA27349  Rhamnus tomentella subsp. tomentella C. L. Hitchcock 1940-5-17 6445 Shasta 3 miles east of Redding 152 Comment
  RSA390171  Rhamnus tomentella subsp. tomentella Christopher Davidson 1973-5-22 2089 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 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
  UC18591  Rhamnus tomentella subsp. tomentella M. S. Baker and Frank Nutting 1894-5-21 Shasta Stillwater Comment
  UC592711  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 Shasta 13 mi above Redding (on Pacific Coast Highway) 243 Comment
  CAS-BOT-BC56583  Rhododendron columbianum Hans Leschke 1960-8-5 1693 Shasta Big Bear Lake 2042 Comment
  CDA38872  Rhododendron neoglandulosum T. C. Fuller 1963-6-1 10614 Shasta Iron Mtn. Rd., 0.4 miles below Iron Mtn. School, northwest of Redding. 0 Comment
  UC1121073  Rhododendron occidentale P. L. Johannsen 1932-5-26 86 Shasta Bailey Creek 304 Comment
  UC32618  Rhododendron occidentale M. S. Baker and Frank Nutting 1894-5-25 Shasta Cedar Run Comment
  CAS-BOT-BC200738  Rhus aromatica Wm. Bridge Cooke 1940-6-4 15010 Shasta Near the Bolam Road 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
  SD42261  Rhus trilobata Carl B. Wolf 1941-7-25 Shasta 6 miles north of Hat Creek Ranger Station on California Highway # 89 945 Comment
  UC711950  Rhus trilobata Roxana S. Ferris and Laura Lorraine 1941-8-10 10484 Shasta between Shasta National Forest junction of U.S. 299 and Hat Creek Post Office (State Highway 89) Comment
  CHSC88804  Ribes cereum var. cereum R. Fischer 2004-7-3 309 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1054 Comment
  UCD102157  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  UCD102243  Ribes divaricatum A. W. Sampson 1933-10-7 s.n. Shasta Duncan Creek. Comment
  CAS-BOT-BC168858  Ribes inerme var. klamathense Carl B. Wolf 1941-7-24 11062 Shasta 8 mi. NE of Manton on raod to Viola 914 Comment
  HSC100280  Ribes nevadense J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13389 Shasta Along East County Line Road. 1384 Comment
  UC1543694  Ribes nevadense Harold and Virginia Bailey 1948-8-26 2827 Shasta Manzanita Creek above campground Lassen Volcanic National Park 1798 Comment
  UCD102419  Ribes nevadense G. F. Hrusa 1996-5-2 12855 Shasta Approx. 1/3 mile east of Hwy 44 on USFS Rd. 31NS17, and about 100 meters north of road. 1650 Comment
  CHSC78083  Ribes roezlii Leah Mahan 1998-3-11 1 Shasta Collected on a slope near Spiers Gulch. 914 Comment
  SD53057  Ribes roezlii Peter H. Raven 1962-5-30 17906 Shasta State Highway 89, 1.6 miles north of Burney Falls State Park. Comment
  UC1543693  Ribes roezlii Harold and Virginia Bailey 1948-8-27 2848 Shasta about 3 mi e Manzanita Lake (Loop Road); Lassen Volcanic National Park 1828 Comment
  CHSC57385  Ribes roezlii Helen L. Parker 1990-4-15 155 Shasta N. side of 299 E 200 ft. N. of 4000 ft. elevation marker on Hatchet Mountain. 1219 Comment
  RSA0018031  Ribes roezlii C. L. Hitchcock 1940-5-24 6544 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET10947326  Ribes roezlii var. roezlii Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 859 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  HSC99944  Ribes velutinum J. P. Smith, & J. O. Sawyer 2011-6-16 13230 Shasta Along Cassel Road, Lassen National Forest. 1102 Comment
  UC1537363  Rigiopappus leptocladus Gordon H. True Jr. 1938-5-23 923 Shasta near Lake Britton 853 Comment
  UC54078  Rigiopappus leptocladus H. M. Hall and E. B. Babcock June 1903 4171 Shasta Fall River Springs, ne Shasta County Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC363112  Rigiopappus leptocladus Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  CAS-BOT-BC363114  Rigiopappus leptocladus H. M. Hall; E. B. Babcock 1903-6-1 4171 Shasta Sierra Nevada Mountains, North-Eastern Shasta County. Fall River Springs 1066 Comment
  SEINET10473933  Rigiopappus leptocladus Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5489 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  CAS-BOT-BC74675  Rorippa curvisiliqua R. M. Austin 1896-8-1 577 Shasta Lassens Peak. Comment
  JEPS90363  Rorippa curvisiliqua Dean Wm. Taylor and Ingrid Olmstead 1974-7-31 5443 Shasta Magee Peak and vicinity Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  RSA768469  Rorippa curvisiliqua Justin M. Wood 2010-9-2 2579 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  CAS-BOT-BC146732  Rosa gymnocarpa Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  CAS-BOT-BC146734  Rosa gymnocarpa Alice Eastwood 1912-7-12 1030 Shasta Burney Butte Comment
  CAS-BOT-BC146729  Rosa gymnocarpa C. R. Quick 1953-8-2 53 -89 Shasta NE. of Montgomery Creek Comment
  CAS-BOT-BC148262  Rosa woodsii var. ultramontana Alice Eastwood 1912-6-29 992 Shasta Goose Valley Comment
  CHSC9322  Rubus armeniacus G. Strausbaugh 1970-5-24 70 Shasta Few ft, n of picnic area Whiskeytown Marina beside stream ca. 6 ft. from water's edge. 369 Comment
  UC2026464  Rubus discolor Louis C. Wheeler 1958-8-23 7422 Shasta Castella. Castle Creek near mouth. Comment
  UCR206003  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  RSA0089873  Rubus leucodermis Dean Wm. Taylor 2015-6-18 21552 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 30N24 0.5 miles upslope from the the junction, Forest Road 16. 1595 Comment
  UC467841  Rubus leucodermis Franklin P. Nutting 1894-5-31 Shasta Burney Falls Northern California, Burney Falls Comment
  CAS-BOT-BC158738  Rubus ursinus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Sta. Comment
  CHSC7040  Rumex acetosella H. Alger 1969-4-17 17 Shasta 5 ft. e of Locust Rd., 0.25 mi s of junction of Deschutes and Locust Rds. 91 Comment
  CAS-BOT-BC422214  Rumex acetosella L. E. Smith 1913-3-26 19 Shasta Redding Comment
  CAS-BOT-BC433402  Rumex crispus John Thomas Howell 1960-8-22 36361 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UC157930  Rumex occidentalis Milo S. Baker 1899-8-15 Shasta Fall River Lake Comment
  UCD80675  Rumex salicifolius CNPS SN Foothill Team 2006-5-16 SNNR 0964 d Shasta Shasta Land Trust Easement, Hathaway Ranch, on the north-most border of the property. 210 Comment
  CAS-BOT-BC434152  Rumex triangulivalvis J. E. Burgess 1930-8-1 299 b Shasta Lassen Volcanic National Park. Above Crimbough 2133 Comment
  CAS-BOT-BC445684  Sagittaria cuneata Milo S. Baker 1947-8-13 11989 Shasta Summit Lake, Mt. Lassen Nat. Park 2042 Comment
  UC935758  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-6-15 778 Shasta marsh at junction of Pitt River and Hat Creek (at Highway 199); jct of Pitt River and Hat Creek Comment
  CAS-BOT-BC445718  Sagittaria latifolia Alice Eastwood 1912-6-29 969 Shasta Goose Valley Comment
  JEPS111024  Salix J. K. Nelson 2001-5-3 2001 -11 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  RSA201371  Salix boothii J. T. Howell 1960-8-21 36319 Shasta Kings Creek Meadow. 2210 Comment
  UC482025  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UCD110734  Salix boothii C. R. Ball; Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta Mount Lassen, above highway about 1.5 km west of Helen Lake. 2370 Comment
  CAS-BOT-BC102822  Salix boothii Hans Leschke 1960-8-8 1728 Shasta Upper Kings Creek Meadow, Lassen Volcanic National Park 2240 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  CHSC65009  Salix eastwoodiae Vernon H. Oswald; Lowell Ahart 1992-7-9 5083 b Shasta SW side of Horseshoe Lake. 1997 Comment
  UC1608332  Salix eastwoodiae J. Kierstead 1991-4-12 90 -5 Shasta at Saddle Gulch Saddle Gulch (Mad River Rd. (Forest Service Rd. 30)); Shasta-Trinity Nat'l Forests, Yolla <Bolla> Ranger Dist. 975 Comment
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Jul 8 2011
  CAS-BOT-BC103999  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  CDA12982  Salix gooddingii G. F. Hrusa 1996-4-3 12883 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CAS-BOT-BC107778  Salix hindsiana L. E. Smith 1913-4-12 622 Shasta Clear Creek 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
  CDA12990  Salix laevigata G. F. Hrusa 1996-4-3 12892 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  CAS-BOT-BC125425  Salix lasiandra var. lasiandra Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  SD996  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
  CHSC55281  Salix lasiolepis L. P. Janeway 1991-4-11 3872 Shasta North side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 118 Comment
  UC1736175  Salix lasiolepis Dean W. Taylor 1985-7-12 8697 Shasta Sacramento River at Duinsmuir 670 Comment
  CAS-BOT-BC124515  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-18 580 Shasta Keswick Comment
  CAS-BOT-BC128378  Salix lasiolepis var. lasiolepis Rene Bollaert 1934-12-20 1 a Shasta Squaw Creek, tributary of the Sacramento River, at Kennett 152 Comment
  CAS-BOT-BC124863  Salix lemmonii John Thomas Howell 1961-6-20 36562 Shasta Dersch Meadows 1981 Comment
  CAS-BOT-BC124866  Salix lemmonii Hans Leschke 1960-8-8 1725 Shasta Hat Lake 1969 Comment
  CHSC9571  Salix lemmonii E. L. Smith 1971-4-28 945 Shasta At Old Station. 1328 Comment
  POM106707  Salix lemmonii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  UC483081  Salix lemmonii Frank W. Peirson 1932-7-12 10132 b Shasta 1000-Lake slope of Red Crater Comment
  UC483083  Salix lemmonii Frank W. Peirson 1932-7-12 10134 b Shasta along shore Lake Eiler; 1000-Lake Basin 1950 Comment
  CHSC84054  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC125674  Salix melanopsis L. S. Smith 1931-6-7 14 Shasta Mt. Shasta 1066 Comment
  UC144295  Salix melanopsis A. A. Heller 1905-5-29 7885 Shasta near Redding Redding 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
  HSC48456  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9667 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  HSC62858  Salvia sonomensis J. M. DiTomaso 1979-5-11 961 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  HSC72036  Salvia sonomensis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9606 Shasta Beegum Gorge Rd. .3 mi. from its jct. with SR 36 762 Comment
  HSC85959  Salvia sonomensis J. P. Smith, J. O. Sawyer 1982-5-9 10403 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  SEINET13947647 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  SJSU488  Sambucus racemosa var. racemosa G. Witherspoon 1940-6-29 2157 Shasta near Sulphur Works, Lassen Volcanic National Park 2042 Comment
  CDA26413  Sanguisorba annua T. C. Fuller 1963-7-15 10858 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  SEINET13945140 Image available Sanicula bipinnatifida William A. Weber 1965-1 12261 Shasta 5 mi above Bella Vista, alt. 1000 ft 305 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
  UC137155  Saxifraga aprica Mrs. R. M. Austin Aug. 1896 405 Shasta Lassens Peak Comment
  UC1326246  Saxifraga bryophora Milo S. Baker 1947-8-12 11967 Shasta across Hwy 89 from Emerald Lake (Mount Lassen National Park); Mount Lassen National Park 2438 Comment
  JEPS85540  Saxifraga californica Walter S. Lennon 1982-4-8 Shasta 1.4 mi ne of Igo ((label states 0.3 mi ne of Igo) 0.3 mi nw of Placer Road, road next to Clear Creek (packet note states road near Clear Creek)) Comment
  UC1736337  Saxifraga californica Dean W. Taylor 1993-5-1 13399 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
  CDA5487  Scandix pecten-veneris Margaret Bellue 1942-5-12 Shasta Hathaway Brothers Ranch, Millville. 0 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
  CAS-BOT-BC111085  Scirpus microcarpus Brian Curks 1937-8-11 s.n. Shasta Lake Britton 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
  UC1181546  Scleranthus annuus subsp. annuus R. F. Hoover 1942-5-20 5874 Shasta 7 mi e Redding Comment
  UCD98502  Scleranthus annuus subsp. annuus Rimo Bacigalupi; Herbert Mason, Lucille Mason 1958-4-23 6311 Shasta along the Whitmore Road, draiange of Basin Hollow Creek, 7 milse northeast of Millville. 298 Comment
  UC1736594  Sclerolinon digynum Dean W. Taylor 1993-6-1 13527 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way 670 Comment
  CAS-BOT-BC240028  Scribneria bolanderi Lewis S. Rose 1954-4-26 54027 Shasta Just w. of Tower House 396 Comment
  UCD92529  Scribneria bolanderi W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  CHSC84280  Scrophularia californica subsp. floribunda Lowell Ahart; John Dittes 2003-6-11 10264 Shasta Below or south of the dirt road on the Colman Canal, about 3 miles west of the barn, 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 288 Comment
  CHSC96207  Scrophularia lanceolata R. Fischer 2006-5-15 961 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing among volcanic boulder outcrops on an east facing slope above the lower end of Big Lake. 1018 Comment
  RSA82340  Scutellaria californica F. W. Peirson 1932-7-9 10283 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC419680  Scutellaria galericulata Malcom A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, ca. 3 miles north of McArthur Comment
  HSC97000  Scutellaria galericulata R. Fischer, J. Marr 2004-8-15 368 Shasta Ahjumawi Lava Springs State Park, 3 mi. N of McArthur, E edge of Modoc Plateau, N end Big Lake 1011 Comment
  CAS-BOT-BC214251  Scutellaria nana G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2399 Shasta Slopes of Saddle Mt., west of Fall River Mills 1493 Comment
  CHSC67240  Scutellaria siphocampyloides David Biek 1987-6-13 4 Shasta Whiskeytown National Recreation Area, due W of BM 673, ca. 600 ft S of Hwy. 299. 205 Comment
  UC72056  Scutellaria siphocampyloides Milo S. Baker 1898-7-5 406 Shasta Morley's Comment
  CHSC9295  Scutellaria tuberosa G. Straubaugh 1970-4-26 56 Shasta N bank Whiskey Creek ca. 50 yds. nw from Whiskeytown Hwy. 371 Comment
  JEPS62853  Scutellaria tuberosa J. W. Blankinship 1911-4-19 Shasta Oak, Oak Station, Oak Post Office Oak; , Oak Station, Oak Post Office 182 Comment
  JEPS74068  Secale cereale Virginia Long 1931-5-11 59 a Shasta Anderson Comment
  CAS-BOT-BC63905  Sedum spathulifolium Laura M. Lathrop 1903-7-21 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC59125  Sedum spathulifolium Mrs. C. F. Rose 1930-4-23 s.n. Shasta Near French Gulch Comment
  UC1299667  Sedum spathulifolium Freed W. Hoffman 1946-5-28 679 Shasta along Highway 59 about 20 mi ne Redding (Little Cow Creek); , ne of Redding Comment
  CAS-BOT-BC69765  Selaginella wallacei Alice Eastwood 1923-5-28 s.n. Shasta Delta, S.P. railroad. Comment
  UC1234626  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County (State Highway 89) Comment
  CHSC88335  Senecio eurycephalus var. eurycephalus R. Fischer; J. Marr 2004-5-24 218 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 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
  UC91417  Senecio fremontii var. fremontii Mrs. R. M. Austin Jul 1896 555 Shasta Lassens Peak Comment
  CAS-BOT-BC363640  Senecio fremontii var. occidentalis George W. Gillett 1957-8-17 1080 Shasta Lassen Volcanic National Park. Helen Mountain. Southwest exposure above Lake Helen 2590 Comment
  CAS-BOT-BC363641  Senecio fremontii var. occidentalis Lewis S. Rose 1945-9-7 45266 Shasta Bumpas Hot Springs 2529 Comment
  CHSC89661  Senecio hydrophilus R. Fischer; J. Marr 2004-8-13 350 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 near Horr Pond on mdw. 1008 Comment
  CAS-BOT-BC363697  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  CHSC58488  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1992-7-9 5086 Shasta Lassen Volcanic Park. W side of Horseshoe Lake. In woods bordering the N extension of the meadow at the W end of the S arm of the lake. 1999 Comment
  HSC40183  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3141 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  CDA18986  Sesbania punicea K. Martyn, Moen 2000-8-21 PDR 1198583 Shasta On east side of Hwy 273 in Redding, just south of Breslauer Rd. 0 Comment
  JEPS74069  Setaria viridis Virginia E. Long 1931-5-31 81 a Shasta w. of Stocker's place Anderson Comment
  SBBG21927  Sibbaldia procumbens D. Myrick 1964-7-22 913 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CDA36864  Sidalcea asprella CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  UC871459  Sidalcea hartwegii C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi e Redding; e of Redding 152 Comment
  HSC16039  Sidalcea hirsuta C. L. Hitchcock 1940-5-17 6439 Shasta 3 mi. E of Redding 152 Comment
  CDA35618  Sidalcea hirsuta J. R. Keck Jr. 1978-4-19 PDR# 330053 Shasta Jones Valley. 0 Comment
  SBBG19466  Sidalcea oregana J. A. Lowery -Aug-1962 22 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  SBBG4722  Sidalcea oregana H. and M. Dearing 1938-6-30 2217 Shasta Burney Crk 944 Comment
  CHSC88337  Sidalcea oregana subsp. oregana R. Fischer; J. Marr 2004-5-24 220 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail, just e. of Camp 7 and n. of Horr Pond. Just off meadow edge. 1010 Comment
  CHSC88347  Sidalcea oregana subsp. oregana R. Fischer; J. Marr 2004-5-22 230 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. SE of Ahjumawi LSSP, on access rd. to Rat Farm, n. of McArthur. Part of the old McArthur Swamp. 1010 Comment
  CHSC1052  Sidalcea oregana subsp. spicata M. Underhill 1952-8-1 Shasta Sierra Foothills. 1371 Comment
  CHSC89630  Sidalcea oregana subsp. spicata R. Fischer; J. Marr 2004-8-15 373 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along shoreline Ya-She pond. 1010 Comment
  JEPS114488  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes 2008-6-19 14837 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  CDA36498  Sidalcea oregana subsp. valida T. C. Fuller 1963-7-15 10864 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  CAS-BOT-BC384458  Silene antirrhina Alice Eastwood 1912-7-24 1383 Shasta Castella Comment
  RSA32832  Silene bernardina A. A. Heller 1941-7-16 16301 Shasta Near Noble Pass, Lassen Volcanic National Park. 1829 Comment
  CAS-BOT-BC384561  Silene bridgesii Alice Eastwood 1912-6-27 670 Shasta Montgomery Creek Comment
  RSA477850  Silene californica Genevieve J. Kline 1920-06 14953 Shasta Castella. 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
  CHSC85453  Silene lemmonii G. F. Hrusa; T. D. Wilfred 1996-7-22 13364 Shasta Northeast California. Lassen National Forest. USFS S16 in Bunchgrass Valley, approx. 4 m W of Hwy 89. 1615 Comment
  UC726649  Silene oregana A. A. Heller 1941-7-16 16301 Shasta near Noble Pass; Lassen Volcanic National Park, near Noble Pass 1828 Comment
  CHSC48270  Silene suksdorfii Vernon Oswald 1986-8-11 2280 Shasta Summit of Lassen Peak Trail. At the top of the mountain. 3121 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
  CHSC88770  Sisymbrium altissimum R. Fischer 2004-7-3 285 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in mdw. below Camp 7. 1010 Comment
  JEPS87033  Smelowskia ovalis var. congesta Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11426 Shasta near summit along trail Cascade Mountains, Lassen Peak 7 1/2' USGS quadrangle, Lasse 3139 Comment
  UC429253  Smilacina racemosa Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 914 Comment
  SD104459  Smilax californica Reid Moran 1978-6-25 26107 Shasta bank of Little Roaring Creek 710 Comment
  RSA239300  Smilax californica Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42413 Shasta Shasta National Forest: On slopes above Castle Creek ca. 1 mile west of Castle Crags State Park. 762 Comment
  JEPS109771  Smilax jamesii Dean W. Taylor 1988-6-24 9887 Shasta Hawkins Creek, a headwater tributary to McCloud River 1213 Comment
  SEINET10697013 Image available Solanum parishii A. Arthur Heller 1905-5-30 Heller 7899 Shasta Near Redding. Comment
  CDA6230  Solanum sarrachoides G. D. Barbe 1985-8-27 4245 Shasta The Island, south of Little Tule River, Fall River Valley, north of Glenburn. 0 Comment
  CAS-BOT-BC58483  Solanum umbelliferum C. L. Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles W of Fall River Mills. 1341 Comment
  POM260032  Solanum umbelliferum C. Leo Hitchcock 1940-5-25 6590 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UC829894  Solidago velutina subsp. californica C. L. Hitchcock 1940-5-17 6429 Shasta 3 mi e Redding 152 Comment
  CDA2490  Sorghum T. C. Fuller 1968-8-28 17539 Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  JEPS70720  Sorghum bicolor J. W. Blankinship 1909-9-4 Shasta <Redding> Comment
  SEINET10517444  Sorghum halepense Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-4 LeDoux 1069 Shasta Collected in Redding City Park along the banks of the Sacramento River. Comment
  JEPS104978  Sparganium emersum subsp. emersum Dean W. Taylor 1996-6-15 15681 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  CHSC96285  Sparganium eurycarpum subsp. eurycarpum R. Fischer 2006-7-22 925 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park in Bowman ditch, south side of park road, in 3 feet of water. 1010 Comment
  RSA785439  Spartium junceum Julie Nelson 2004-4-13 2004 -16 Shasta Along County Road 5G12 to Behemotash Mtn. from Shasta Dam, West side of Shasta Lake. ca. 15 mi NW of Redding. Shasta Dam quadrangle, 647-2. 793 Comment
  CDA36151  Spartium junceum CDFA Staff 1978-4-21 Shasta Shasta Dam. 0 Comment
  RSA0097337  Spergularia rubra Franklin P. Nutting 1894-5-20 s.n. Shasta Redding. Comment
  CAS-BOT-BC149666  Spiraea douglasii Frank W. Peirson 1932-7-14 10162 Shasta Lake Basin 1950 Comment
  JEPS105108  Spiraea douglasii Dean W. Taylor 1993-7-9 13827 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  SEINET10529493  Spiranthes romanzoffiana Patricia L. Kenney 1973-1 Shasta Comment
  CHSC8762  Spirodela polyrhiza S. Chulasmai 1966-4-30 29 Shasta Vernal pool 0.5 mile from Hat Creek River. Comment
  SEINET11587814  Stachys ajugoides Unknown 2016-8-16 15 Shasta Pondosa Comment
  JEPS28539  Stachys ajugoides var. rigida George W. Gillett 1957-7-8 666 Shasta 1/4 mi s Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  JEPS109829  Stachys palustris subsp. pilosa Dean W. Taylor 2006-8-9 19595 Shasta Dry Lake (ca. 6 air miles SSW of Burney), west base of Burney Mountain 1249 Comment
  JEPS20805  Staphylea bolanderi Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6313 Shasta about 2.5 mi nw Whitmore (and about 1.5 mi s of Fern, lower reaches of Wildcat Creek, a tributary of Dry Clover Creek, Sierra Nevada foothills); Sierra Nevada, Dry Clover Creek, Wildcat Creek 640 Comment
  CHSC89786  Stellaria longifolia R. Fischer; J. Marr 2004-5-24 402 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along N shore of Big Lake, E side. In mdw near water edge. 1008 Comment
  CAS-BOT-BC375630  Stephanomeria lactucina Lewis S. Rose 1945-9-6 45260 Shasta Lassen Volcanic National Park. Manzanita Creek 2042 Comment
  CAS-BOT-BC375636  Stephanomeria lactucina A. H. Kramer 1930-8-22 40 Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC375633  Stephanomeria lactucina George W. Gillett 1953-8-21 341 Shasta Lassen Volcanic National Park. On trail to Corral Meadow 0.25 mile below Summit Lake. Vicinity of 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
  CHSC71689  Stephanomeria virgata subsp. pleurocarpa Vernon H. Oswald 1998-8-30 9552 Shasta Vista Point on Hwy. 299 2 mi west of Fall River Mills. Roadside. 1097 Comment
  OBI22272  Stipa occidentalis var. californica Robert F. Hoover 1940-9-21 4608 Shasta SE flank of Lassen Peak Comment
  HSC103779  Streptanthus Thomas W. Nelson, Joe Molter 2004-6-21 9256 Shasta Along road to PG&E dam #6, 3.1 mi. from junction with Big Bend Rd. 673 Comment
  HSC67000  Streptanthus drepanoides Thomas W. Nelson, Jane P. Nelson 1980-6-22 5839 Shasta Along FS road 1 mi. W of Regan Meadow 1524 Comment
  SEINET10448320  Streptanthus drepanoides Mary Susan Taylor 1980-8-14 Taylor 3245 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  CAS-BOT-BC87823  Streptanthus tortuosus Gillett; Hans Leschke 1957-7-13 s.n. Shasta Lassen Volcanic National Park. South of Sifford Lakes. 2042 Comment
  JEPS83797  Streptanthus tortuosus Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9717 Shasta along road to PG&E Pit 6 powerhouse; Pit River Canyon 743 Comment
  JEPS96930  Streptanthus tortuosus Dean W. Taylor 1993-6-15 13610 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on logging road 1097 Comment
  UC567160  Streptanthus tortuosus C. J. Kraebel 1934-5-5 14 Shasta N. Fork of Squaw Creek Redding Quadrangle 1219 Comment
  RSA125297  Streptanthus tortuosus P. H. Raven, Otto T. Solbrig 1958-6-16 13230 Shasta O Brien, Shasta Lake. Comment
  CHSC71030  Streptanthus tortuosus var. pallidus Vernon Oswald; Lowell Ahart 1998-5-14 9085 Shasta Hwy. 299 between Whiskeytown Lake and Buckhorn Summit, 2.5 mi west of Crystal Springs Rd. On a roadcut. 502 Comment
  HSC27166  Streptanthus tortuosus var. tortuosus J. P. Smith, J. O. Sawyer 1972-6-8 5289 Shasta Hwy. 299, 5.2 mi. E of Buckhorn Summit 457 Comment
  UC479388  Styrax officinalis var. redivivus Marcus E. Jones, A. M. 1931-7-16 29078 Shasta Pitt River bridge Comment
  CAS-BOT-BC64503  Styrax redivivus Bettell Ellsworth 1923-6-12 s.n. Shasta Ingot. Comment
  CAS-BOT-BC64512  Styrax redivivus Mrs. A. L. Gonuhs 1912-6-1 s.n. Shasta Baird. Comment
  CAS-BOT-BC64547  Styrax redivivus A. A. Heller 1920-8-4 13498 Shasta Pit River bridge on the State Highway. Comment
  HSC84322  Styrax redivivus J. P. Smith, Thomas W. Nelson 1982-5-15 10432 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  RSA134871  Styrax redivivus Percy C. Everett, E. K. Balls 1959-10-22 23922 Shasta 1.8 mi SE of Shasta, along US Hwy 299. 152 Comment
  RSA564130  Styrax redivivus Peter Fritsch 1993-6-19 1352 Shasta 1.1 miles east of Ingot, north side of US 299. 396 Comment
  UCD119123  Styrax redivivus Grady L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7771 Shasta 0.3 mi SW of McCloud Bridge. 335 Comment
  HSC30724  Styrax redivivus Bernice McKeown 1974-7-5 Shasta Beside Lake Rd. N of Redding Comment
  SD104439  Swertia albicaulis var. nitida Reid Moran 1978-6-24 26059 Shasta Ridge west of Little Roaring Creek. 800 Comment
  RSA93391  Symphoricarpos acutus F. W. Peirson 1932-7-16 10224 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC85465  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa; T. D. Wilfred 1996-6-10 12990 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 Comment
  CHSC89775  Symphyotrichum bracteolatum R. Fischer 2004-7-3 329 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, W shore of Big Lake. Also at Crystal Springs. 1008 Comment
  UC1544799  Symphyotrichum bracteolatum Almut G. Jones 1986-8-25 7260 Shasta along Hat Creek Hat Creek (near Old Station) 1500 Comment
  CAS-BOT-BC99050  Symphyotrichum eatonii Marcus E. Jones 1931-7-16 29130 Shasta Pitt River bridge Comment
  CAS-BOT-BC98468  Symphyotrichum spathulatum George W. Gillett 1957-8-4 979 Shasta Manzanita Lake Area - Lassen Volcanic National Park, marsh area of west Lily Pond 1783 Comment
  OBI55408  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-24 23583 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  CDA37193  Taeniatherum caput-medusae CDFA Staff 2004-5-27 s.n. Shasta Peterson Ranch, south east of Fall River Mills. 0 Comment
  UCD37468  Taeniatherum caput-medusae Beecher Crampton 1960-6-17 5676 Shasta Shasta County, 1 mile northwest of McArthur. 1066 Comment
  JEPS104316  Tauschia hartwegii Lowell Ahart 2003-5-22 10199 Shasta West of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  RSA246607  Taxus brevifolia Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42380 Shasta Shasta National Forest: along Castle Creek about 1 mile west of Castle Crags State Park. Comment
  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
  UC615023  Taxus brevifolia Beryl O. Schreiber 1934-6-11 1180 Shasta Hatchet Creek Comment
  NY430512  Thelypodium howellii subsp. howellii R. C. Rollins 1983-7-7 83230 Shasta Gates Ranch, ca. 3 miles northeast of MacArthur Comment
  CHSC30144  Thelypteris nevadensis M. S. Taylor 1980-6-10 2820 Shasta On w side of Sims Rd, ca. 1 mi due s of Sims Flat Campground, ca. 7 mi s of Sweetbrier. 579 Comment
  CAS-BOT-BC77745  Thelypteris nevadensis David Showers 1979-7-5 4256 DWS Shasta slope south of Noble's Pass, Lassen Volcanic National Park 1828 Comment
  CHSC101486  Thermopsis californica var. argentata Samantha Mackey Hillaire 2008-8-5 1259 Shasta In the SW corner of Burney Valley, southwest of Burney Creek and northwest of the town of Burney. To the west and north of a small substation in the meadow. 963 Comment
  POM260165  Thermopsis californica var. argentata C. L. Hitchcock 1940-5-24 6533 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM260741  Thermopsis californica var. argentata Alice Eastwood, J. T. Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  RSA768321  Thermopsis californica var. argentata Justin M. Wood 2010-9-2 2544 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC66790  Thysanocarpus curvipes Alice Eastwood 1912-6-28 692 Shasta Burney. Comment
  CHSC81476  Thysanocarpus curvipes Julie Rose 2000-3-20 22 Shasta North side of the Sacramento River Trail; just east of the suspension bridge. Along the side of the trail, about 50 feet from the river. 152 Comment
  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-BC66789  Thysanocarpus curvipes Ellsworth Bethel 1923-5-29 s.n. Shasta Burney. Comment
  POM260294  Thysanocarpus curvipes var. curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 miles W of Fall River Mills 1341 Comment
  JEPS54222  Thysanocarpus radians J. W. Blankinship 1911-4-19 Shasta Anderson Comment
  JEPS62177  Tofieldia occidentalis subsp. occidentalis Chestnut and Drew 1891-1 Shasta Lassen's Peak Comment
  CHSC9195  Tonella tenella G. Strausbaugh 1970-3-29 23 Shasta Ca. 20 ft. toward road from extreme inlet point first cove west of Brandy Creek Swimming Area. 370 Comment
  JEPS105239  Tonella tenella Dean W. Taylor 1993-6-2 13544 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  UC1736345  Tonella tenella Dean W. Taylor 1988-8-8 13390 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella) 853 Comment
  CAS-BOT-BC81368  Torreya californica Barbara T. Keller 1974-5-9 1320 Shasta Wilson Hill Road between Shingletown and Manton, bridge over north fork of Battle Creek Comment
  CHSC9210  Toxicodendron diversilobum G. Strausbaugh 1970-4-18 47 Shasta ca. .5 mi.past Whiskey-town dam and ca. 20yds.above the lake. 381 Comment
  UC17926  Toxicodendron diversilobum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Mts. Comment
  SEINET8046911  Toxicodendron diversilobum R. Adamson, M. Martin 1964-4-27 s.n. Shasta 5 miles SW of Shingletown; Hwy 44. 914 Comment
  CHSC71336  Toxicoscordion paniculatum Vernon H. Oswald 1998-6-22 9235 Shasta Near the PTC Trailhead at Mud Lake ca 3 mi northeast of Hwy. 89 at Old Station. 1487 Comment
  CHSC93314  Toxicoscordion venenosum var. venenosum R. Fischer 2005-4-16 569 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in woodlands between camp 7 and Spatter Cone Trail. 1036 Comment
  HSC49840  Trifolium albopurpureum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9816 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  JEPS66025  Trifolium albopurpureum Mary Alice King May 1921 Shasta Anderson Comment
  UC165627  Trifolium bifidum var. decipiens Milo S. Baker 1896-5-22 Shasta Morely's Station Comment
  JEPS85218  Trifolium cyathiferum Roy E. Buck and Dean Wm. Taylor 1987-6-2 591 Shasta 4 air km sw Big Bend (ca 4 air km ene of Pit River and Iron Canyon confluence, e of minor saddle, nnw facing bank along rd to Pit 5 Powerstation) 621 Comment
  CHSC107403  Trifolium eriocephalum subsp. eriocephalum Jake Ruygt 2009-5-24 5420 i Shasta McArthur-Burney Falls State Park. 836 Comment
  JEPS65890 Image available Trifolium fucatum J. W. Blankinship 1911-4-11 Shasta Redding Comment
  JEPS85561 Image available Trifolium fucatum Walter S. Lennon 1983-5-7 Shasta Anderson, Rd and Ash Creek Rd Comment
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Nov 14 2016
  JEPS89024 Image available Trifolium fucatum Walter S. Lennon 1983-5-7 Shasta Anderson, Wildcat Rd and Ash Creek Rd Comment
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Dec 19 2016
  UCD80870  Trifolium glomeratum Robert E. Preston 2007-5-11 2493 Shasta Redding, along Airport Road, ca. 0.5 mile S of Rancho Rd. 155 Comment
  CHSC89684  Trifolium hybridum R. Fischer 2004-7-5 323 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on Lava Springs Trail near Ya-She campsites. At mdw. edge. Along same road various locations. 1011 Comment
  CHSC89692  Trifolium hybridum R. Fischer; J. Marr 2004-8-15 364 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near Ya-She campsites in roadbed of Lava Springs Trail. 1010 Comment
  UC968636  Trifolium hybridum C. L. Hitchcock 1940-5-24 6573 Shasta ca 20 mi w Fall River Mills (Hat Creek) Comment
  RSA671045  Trifolium hybridum G. Fred Hrusa 1997-6-18 13870 Shasta Above bank of Fall River upstream from Glendurn, at Island Rd. put-in access. 1300 Comment
  UCD111277  Trifolium longipes J. M. Tucker 1951-8-3 2212 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  RSA91452  Trifolium longipes subsp. elmeri F. W. Peirson 1932-7-12 10176 Shasta Thousand-Lake Basin. 1951 Comment
  JEPS33214  Trifolium longipes subsp. hansenii W. L. Jepson 1910-6-11 4113 Shasta Twin Lakes (Grassy Lake). 2225 Comment
  UC54393  Trifolium longipes var. hansenii H. M. Hall and E. B. Babcock June, 1903 4159 Shasta near Bear Flat; Sierra Nevada Mtns 1280 Comment
  UCD111326  Trifolium macrocephalum V. C. Bryant 1937-5-10 s.n. Shasta Redding. Comment
  SEINET7073559  Trifolium microdon A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  UC1543867  Trifolium monanthum Harold and Virginia Bailey 1948-8-25 2970 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC48511  Trifolium oliganthum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9693 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  HSC72338  Trifolium oliganthum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9662 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  UCSC008286  Trifolium piorkowskii Unknown 2003-5-12 s.n. Shasta Tuscan Buttes. On volcanic plateau north of Battle Creek, about 300 yards southwest of the barn, about 1/4 mile south of the Coleman Canal, 3.1 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS114485  Trifolium pratense Lowell Ahart, John Dittes 2008-6-19 14835 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  SD241823  Trifolium striatum Lowell Ahert, John Dittes 2003-5-22 10181 Shasta Just west of the gate, on the road, on the south side of the Coleman Canal, 2.8 air miles west-southwest of Darah Springs State Fish Hatchery, about 12 air miles east-northeast of Cottonwood. 270 Comment
  JEPS85219  Trifolium variegatum Roy E. Buck and Dean Wm. Taylor 1987-6-2 590 Shasta 4 air km ene Big Bend (nnw facing bank along rd to Pit 5 Powerhouse, e of minor saddle, ca 4 air km ene of confluence of Pit River and Iron Canyon Creek) 621 Comment
  UC631386  Trifolium variegatum var. variegatum G. J. Young July 1912 Shasta Castella Comment
  UC165541  Trifolium variegatum var. variegatum Milo S. Baker 1896-5-22 Shasta Morley's Station 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
  HSC49851  Trifolium willdenovii J. P. Smith, J. O. Sawyer 1978-5-6 9815 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  CDA35523  Trifolium willdenovii J. R. Keck Jr. 1978-4-19 PDR# 330052 & PDR# 330059 Shasta Jones Valley. 0 Comment
  CHSC84061  Triglochin scilloides Lowell Ahart; John Dittes 2003-5-12 10172 Shasta In a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CDA36148  Triphysaria eriantha J. R. Keck Jr. 1978-4-19 Shasta Bear Mountain in the Jones Valley area. 0 Comment
  OBI63031  Tripleurospermum inodorum David J. Keil 2004-7-10 30306 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
  CAS-BOT-BC200259  Trisetum spicatum George W. Gillett 1957-8-8 982 Shasta Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat 2651 Comment
  JEPS28306  Trisetum spicatum George W. Gillett 1957-8-8 982 Shasta lower se slopes Lassen Peak (beyond first switchback above Hemlock Flat); Lassen Volcanic National Park 2651 Comment
  UC822274  Trisetum spicatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  UC421764  Triteleia crocea Lewis C. Rosenbaum 1916-6-5 Shasta Castella Comment
  UC54185  Triteleia hyacinthina H. M. Hall and E. B. Babcock June 1903 4199 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (ne Shasta County) 1066 Comment
  UCR11249  Triteleia hyacinthina Wm. Horn Jr. 1967-5-18 670518- 01 Shasta Anderson, Deschutes Rd. and Barney St 152 Comment
  RSA70150  Triteleia hyacinthina F. W. Peirson 1932-7-9 10286 Shasta Burney Spring. 1433 Comment
  SD230983  Triteleia hyacinthina James R. Shevock, Barbara Ertter 1992-6-13 12198 Shasta Squaw Creek. Along forest highway 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  HSC47006  Triteleia ixioides subsp. scabra Diane L. Reed 1978-5-13 111 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CAS-BOT-BC525788  Triteleia ixioides subsp. unifolia Ellsworth Bethal 1923-5-8 s.n. Shasta Montgomery Creek Comment
  SEINET191997  Triteleia laxa C. L. Hitchcock 1940-5-17 6452 Shasta 3 miles east of Redding. 152 Comment
  RSA572079  Tsuga mertensiana H. F. Copeland 1931-8-9 1445 Shasta Mt. Lassen. 2439 Comment
  UCD67687  Tsuga mertensiana D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen Volcanic National Park. Lake Helen-Lassen Peak trail. 2450 Comment
  HSC49833  Uropappus lindleyi J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9703 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  JEPS117862  Vaccinium shastense subsp. shastense Julie Kierstead Nelson 2006-11-8 2006 -45 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms 365 Comment
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