Search Results — 2000 specimen records retrieved (1386 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC330573  Acer circinatum P. C. Everett; E. K. Balls 1954-10-10 20258 Shasta Hwy 89, 9.5 mi NW of Lake Britton, between Burney Falls and McCloud 1203 Comment
  CHSC110519  Acer circinatum Julie Kierstead Nelson; M. Lenz, R. Posey, D. Lepley, B. Montague 2012-8-31 2012 -087 Shasta Forest Road 37N30 along Peavine Creek, north of Pit River, west of Hwy 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades. 1533 Comment
  CHSC3241  Acer circinatum Virginia Hagaman 1966-6-13 199 Shasta Sweetbriar Lane just south of Castella along side of road in deep forest area. Comment
  SD104462  Acer circinatum Reid Moran 1978-6-25 26108 Shasta Little Roading Creek 710 Comment
  UC511332  Acer circinatum Lyman Benson 1930-7-18 2221 Shasta e Round Mt. (summit); Northern Sierra Nevada, Hatchet Creek 1219 Comment
  UC525806  Acer circinatum Rimo Bacigalupi 1934-9-3 2328 Shasta 5 mi sw Cayton Post Office (Clark Creek Store, northeastern Shasta County); Clark Creek Store 860 Comment
  UC54491  Acer circinatum H. M. Hall and E. B. Babcock June, 1903 4018 Shasta Delta Sierra Nevada Mountains, Delta 396 Comment
  CAS-BOT-BC330958  Acer glabrum var. glabrum B. Bartholomew; B. Anderson 1988-5-14 4213 Shasta 10 km NE of Montgomery Creek on State Hwy 299. 1160 Comment
  CHSC61079  Acer glabrum var. torreyi Vernon Oswald; Lowell Ahart 1993-7-27 5718 Shasta Lassen Volcanic National Park. E side of the drainages above (south of ) the lower lake in Blue Lake Canyon. 2133 Comment
  RSA76997  Acer glabrum var. torreyi F. W. Peirson 1932-7-12 10178 Shasta On north slope of Red Crater, 1000 Lake Basin 1982 Comment
  CHSC3438  Acer macrophyllum Judy Potter 1966-5-13 263 Shasta Seetbriar, Shasta Co., California US 99 1 mile south Castella. 548 Comment
  HSC84191  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1982-5-15 10450 Shasta 1220 Comment
  CAS-BOT-BC333220  Acer macrophyllum James McMurphy 1914-6-27 s.n. Shasta Railroad, narrow gauge, near Balakala Mine. Above Redding Comment
  CDA35551  Acer macrophyllum T. C. Fuller 1958-4-15 4756 Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  JEPS28533  Achillea millefolium George W. Gillett 1957-7-3 651 Shasta (meadows near road crossing) Badger Flat; Lassen Volcanic National Park 1905 Comment
  SACT000010  Achillea millefolium Shannon Datwyler, David Hubbert 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
Read comments
Aug 14 2013
  CAS-BOT-BC210706  Achnatherum lemmonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-17 2416 Shasta On south side of Red Mountain 1730 Comment
  CHSC93088  Achnatherum lemmonii R. Fischer 2005-5-20 478 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil of an opening within the juniper woodlands along Fishhawk Trail, North of camp 7. 1021 Comment
  UC1553562  Achnatherum lemmonii E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 69 Shasta 3.8 mi s along Pit #6 Rd. Big Bend Rd. (Cove Cemetery area); Roaring Crk. 609 Comment
  UC1738959  Achnatherum lemmonii Dean W. Taylor 1988-4-13 9542 Shasta Hogback Ridge (ca. 5 air miles NW from Montgomery Creek), Pit River Canyon 1188 Comment
  CAS-BOT-BC218679  Achnatherum lemmonii H. W. Brannan 1913-3-10 375 Shasta Trinity Forest 365 Comment
  SEINET232905 Image available Achnatherum nelsonii subsp. nelsonii L. R. Firestone, H Firestone 1983-8-11 8337 Shasta Lassen Volcanic NP ; 0.9 mi south of parking area in view of Diamond Peak Lassen Peak and Little Hot Springs Valley Comment
  CAS-BOT-BC216907  Achnatherum occidentale Hans Leschke 1945-9-14 s.n. Shasta Mount Lassen trail to summit Comment
  SEINET232906  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8338 Shasta Lassen NP ; 0.4 mi south of Summit Lake 2356 Comment
  UC501570  Achnatherum occidentale subsp. californicum Frank W. Peirson 1932-7-9 10265 Shasta Burney Spring 1432 Comment
  UCD51048  Achnatherum occidentale subsp. californicum R. J. Day 1962-9-26 4 Shasta Latour State Forest. 1463 Comment
  JEPS28266  Achnatherum occidentale subsp. occidentale George W. Gillett 1957-1 660 Shasta dry pond bottom near trail between employees area and museum Lassen Volcanic Nat'l Park (Manzanita Lake area) 1798 Comment
  CDA13083  Achnatherum occidentale subsp. pubescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13016 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. Open Pinus jeffreyi forest with understory of Artemisia tridentata, Bromus tectorum. Comment
  SEINET232932  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-11 8340 Shasta Lost Creek Organizational Campground 1695 Comment
  CHSC9258  Acmispon americanus var. americanus G. Strausbaugh 1970-7-26 141 Shasta Just off asphalt sidewalk se side of parking lot Brandy Creek Swimming Area. 365 Comment
  UCR268863  Acmispon americanus var. americanus Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31419 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  UCD103813  Acmispon americanus var. americanus A. A. Heller 1918-7-28 13086 Shasta Along the State Highway, one mile south of Redding. Comment
  CHSC63056  Acmispon grandiflorus var. macranthus Vernon H. Oswald; Lowell Ahart 1994-4-27 6126 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.69 mi E (clockwise) of the trailhead. 335 Comment
  CAS-BOT-BC391494  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-6-29 873 Shasta Goose Valley Comment
  SJSU1560  Actaea rubra C. W. Sharsmith 1954-6-25 6201 A Shasta Viola 1341 Comment
  HSC18434  Adenostoma fasciculatum T. F. Newman 1965-10-10 6567 Shasta S side of Whiskeytown Reservoir Comment
  SEINET3166361  Adiantum jordanii P. J. Alexander 2009-4-7 994 Shasta Shasta National Forest, north of Lake Shasta, 2.6 miles E of Nosoni Mountain on the west side of North Fork Squaw Creek along F.R. 35N18A, 2.5 road miles from the (unmarked) junction with F.R. 35N18 (at 40.9319N, 122.1452W), which is 5.2 road miles from the junction with F.R. 27 (at 40.9120N, 122.1763W). 823 Comment
Read comments
May 4 2020
  JEPS123363  Adiantum shastense Kevin Heidel 2015-5-20 12 Shasta Near the headwaters of South Creek, approximately 1/8 mile northwest of the Terminus of Forest Road 34N17D. Goose Gap 7.5' Q. Comment
  JEPS123376  Adiantum shastense Len Lindstrand III 2015-5-7 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt. Project City, 7.5' Q. Comment
  JEPS123386  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes southwest of North Gray Rocks/Shasta Caverns and north of Marble Creek. O'Brien, 7.5' Q. Comment
  UC2030511  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-15 167 Shasta South side of Lake shasta. Pit River Arm. Pit River Drainage. Along Fenders Ferry Road Comment
  UC2030513  Adiantum shastense Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-14 160 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope Comment
  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
  UCD166847  Adiantum shastense Len Lindstrand III 2015-6-24 21243 Shasta Reynolds Creek, near confluence with Shasta Lake. 329 Comment
  CHSC118425  Adiantum shastense Len Lindstrand III 2015-1-6 21215 Shasta Slope above Little Cow Creek, approx. 0.75 mi. north-northeast of Ingot and 0.15 mi. north of Afterthought Mine. UTM 10T, NAD83 578375E / 4509934N 365 Comment
  CHSC118430  Adiantum shastense Len Lindstrand III 2015-6-1 21241 Shasta East side Stein Creek inlet, Shasta Lake. UTM 10T NAD83 0578284E / 4518051N 335 Comment
  CHSC118431  Adiantum shastense Kevin Heidel 2015-5-14 10 Shasta Potem Creek Falls trail. UTM NAD83 0581892E / 4521334N 371 Comment
  CHSC118469  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Ca. 3 miles W of Shasta Dam; Dry Fork at USFS Road 33N21/BLM Chappie-Shasta Off High Vehicle Area Road 2 crossing; shaddy slope above creek dddrainage in montane hardwood-conifer forest, eastern Klamath Ranges. UTM Zone 10T, NAD83 543794m E, 4508186m N; Shasta Dam 7.5' quadrangle 693 Comment
  HSC104371  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek inlet, Shasta Lake, approx. 1.8 mi. W of Sugarloaf 366 Comment
  HSC104374  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake 335 Comment
  RSA0051327  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 Lake. 332 Comment
  RSA0051328  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake. 335 Comment
  UC2030514  Adiantum shastense Martin J. Lenz 2014-5-27 5352 Shasta Along logging road on east side of Sacramento River across from Gibson Comment
  UCD166840  Adiantum shastense Len Lindstrand III 2015-5-7 21232 Shasta Sugarloaf Creek, at confluence with Shasta Lake. 365 Comment
  HSC104012  Aegilops cylindrica L. Ahart 2008-6-19 14856 Shasta About 0.25 mi. SE of Hwy. 299 in Fall River Mills, ~100 yds. W of the intersection of Cassel-Fall River Road and Dee-Knoch Rd., ~ 50 yds. E of the Pit River 994 Comment
  CAS-BOT-BC202699  Aesculus californica Alice Eastwood 1923-5-28 11974 Shasta Delta Comment
  RSA14367  Aesculus californica Elmer I. Applegate 1929-6-18 5741 Shasta Pollock, Sacramento River, 30 miles north of Redding. Comment
  UC1032346  Aesculus californica P. L. Johannsen 1932-5-25 78 Shasta 0.5 mi e Morley; Redding Quad. 335 Comment
  UCD136659  Aesculus californica Mark Flippo; Advanced Plant Taxonomy Class-1978 1978-5-13 46 Shasta Beegum Gorge Road (Forest Service Road 1S02). 975 Comment
  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
  UCLA72475  Agastache parvifolia C. Epling Jun 1938 Shasta Burney Falls Comment
  POM308819  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
  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
  JEPS89519  Ageratina occidentalis Dean Wm. Taylor with Ingrid Olmsted 1975-8-24 Shasta Magee Peak and vicinity, Thousand Lakes Wilderness, Lassen National Forest Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  UCD128559  Ageratina occidentalis G. L. Stebbins; Dean William Taylor 1972-7-1 2405 Shasta Hirtz Mountain. 1036 Comment
  CHSC105559  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-9 Shasta Devils Rock. Found in steep limestone cliffs. UTM NAD 83 Zone 10N; 0575113E, 4522273N. 914 Comment
  UCD128540  Ageratina shastensis G. L. Stebbins 1967-9-9 s.n. Shasta north side of Devils Rock. 670 Comment
  UCD128547  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2409 Shasta Hirtz Mountain. 1066 Comment
  CDA13525  Agoseris glauca var. monticola G. F. Hrusa, T. D. Wilfred 1996-7-22 13351 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CAS-BOT-BC15441  Agoseris grandiflora var. grandiflora Alice Eastwood; John Thomas Howell 1940-6-11 7926 Shasta Near Fall River Mills Comment
  CHSC92976  Agoseris heterophylla R. Fischer 2005-5-20 472 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In roadbed of Juniper Trail, north of camp 7. 1036 Comment
  JEPS104037  Agoseris heterophylla Lowell Ahart 2003-5-12 10131 Shasta Near a vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CAS-BOT-BC22799  Agoseris heterophylla Clarence Roy Quick 1964-6-20 64 -13 Shasta Just west of Burney 982 Comment
  CAS-BOT-BC46143  Agoseris heterophylla John Thomas Howell 1934-6-16 12228 Shasta 2 miles ne of McArthur Comment
  CAS-BOT-BC46147  Agoseris heterophylla L. E. Smith 1915-4-25 s.n. Shasta Andersons Comment
  JEPS66556  Agoseris heterophylla var. heterophylla R. F. Hoover 1936-5-22 1194 Shasta 3 mi e Redding Comment
  POM54301  Agoseris heterophylla var. heterophylla M. S. Baker 1898-7-7 331 Shasta Steven's Ranch Comment
Read comments
Sep 6 2010
  JEPS28744  Agoseris monticola George W. Gillett 1957-8-10 1026 Shasta saddle between Pilot Pinnacle and Ski Heil Pilot Pinnacle; Lassen Volcanic Natl. Park 2636 Comment
  CAS-BOT-BC13330  Agoseris retrorsa Alice Eastwood; J. T. Howell 1934-4-21 1831 Shasta Baird Comment
  HSC46385  Agoseris retrorsa Catherine Chin 1978-5-13 71 Shasta Beegum Forest Service Rd., 27 miles from SR 36 976 Comment
  UCD123090  Agoseris retrorsa Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7378 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  SEINET10475108  Agoseris retrorsa W. D. Stevens 1985-4-25 Stevens 23584 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  UC1553557  Agrostis E. Dean 1988-7-11 116 Shasta Castle Crags; Castle Dome and trail up to Castle Dome 1402 Comment
  CAS-BOT-BC127403  Agrostis elliottiana John Thomas Howell 1955-6-14 30426 Shasta East of Whiskeytown. Comment
  UCD32839  Agrostis idahoensis Beecher Crampton 1964-8-26 7175 Shasta Shasta County, Lassen National Park, Emerald lake. 2438 Comment
  POM116221  Agrostis scabra Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC116235  Agrostis stolonifera Barbara Wilson; Nick Otting 2015-5-29 18417 Shasta Redding; La Quina Inn, 2180 Hilltop Drive. 182 Comment
  HSC40695  Agrostis variabilis Thomas Nelson, Jane Nelson 1976-8-1 3137 Shasta Lassen Volcanic National Park, S side of Lassen Rd, Kings Creek Meadow Comment
  UC1543792  Agrostis variabilis Harold and Virginia Bailey 1948-8-25 2972 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  JEPS68422  Aira caryophyllea J. W. Blankinship 1911-4-21 Shasta Reading; <=Redding> Comment
  UCD55703  Aira caryophyllea Leonard 1919-6-18 x 3107 Shasta Redding. Comment
  SEINET10467602  Aira caryophyllea Billy Joe Cox 1971-6-10 Cox 3177 Shasta 15 mi s of weed on i-5. Silver hairgrass. Comment
  UCD137976  Alisma triviale P. B. Kennedy 1927-6-15 25 Shasta Pit-River. Comment
  JEPS56357  Allium amplectens W. J. Ferlatte 1935-6-1 Shasta opposite mouth of Nosoni Creek; McCloud River 304 Comment
  UCD138466  Allium amplectens A. A. Beetle 1942-5-21 3321 Shasta 5 miles south of Ingot Redding Experimental Plot. Comment
  UCR206377  Allium amplectens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15006 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC462368  Allium amplectens L. E. Smith 1913-4-26 129 Shasta Anderson Comment
  CDA39426  Allium amplectens T. C. Fuller 1963-6-1 10612 Shasta Iron Mtn. Rd., 2.1 miles above Iron Mtn. School, northwest of Redding. 0 Comment
  HSC85029  Allium amplectens Dale McNeal 1981-5-5 2471 Shasta Hillside above Hwy. 36, 3.1 mi. SE of the Trinity county line 884 Comment
  RSA367060  Allium amplectens Christopher Davidson 1975-6-6 2714 Shasta Ca. 20 miles E of Redding on Highway 44. 640 Comment
  CAS-BOT-BC462983  Allium bolanderi William A. Dayton 1913-6-15 263 Shasta Rail Creek about 1/2 mile from Greeg's; 1249 Comment
  CDA39429  Allium bolanderi T. W. Jackson 1960-5-2 s.n. Shasta W.A. Junge property, Whitmore. 0 Comment
  CDA13535  Allium campanulatum G. F. Hrusa, T. D. Wilfred 1996-7-22 13362 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. 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
  JEPS105074  Allium falcifolium Dean W. Taylor 1993-6-2 13542 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CAS-BOT-BC419719  Allium hyalinum Julie Kierstead Nelson 2005-5-14 2005 -012 Shasta 5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek 198 Comment
  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
  CHSC89768  Allophyllum divaricatum R. Fischer; J. Marr 2004-7-7 423 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  RSA71289  Alnus incana subsp. tenuifolia L. S. Rose 1951-9-2 51175 Shasta Lassen Volcanic National Park. Manzanita Lake. Comment
  CAS-BOT-BC171261  Alnus incana subsp. tenuifolia William A. Dayton 1913-6-13 216 Shasta Shasta Forest. Along slopes of mining ditch, E slope, opposite China Mt., E Fork of Scott River range 1524 Comment
  SEINET7295654 Image available Alopecurus aequalis Beecher Crampton 1954-1 2204 Shasta US Highway 299, 1.8 miles west of Burney. 914 Comment
  CHSC89767  Alopecurus geniculatus R. Fischer; J. Marr 2004-5-22 420 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. In vernal pool on mdw., part of the old McArthur Swamp. 1011 Comment
  UCD80512  Alopecurus saccatus CNPS SN Foothill Team 2006-5-9 SNFN 0365 a Shasta Shasta Land Trust Easement, Hathaway Ranch, SW of and across from Swede Creek from the Swede Creek Plains Area. 268 Comment
  RSA58399  Amelanchier pallida G. R. Campbell 1948-6-17 62 Shasta Mid way between Dana and Pondosa Comment
  POM91698  Amelanchier pallida Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC136860  Amelanchier utahensis William A. Dayton 1913-7-1 383 Shasta Shasta National Forest, Swift Creek Range 731 Comment
  RSA32809  Amsinckia lycopsoides A. A. Heller 1940-5-1 15566 Shasta Along Anderson Cr. on Olindo Rd. about a mile west of Anderson. Comment
  UCD119717  Amsinckia lycopsoides J. K. Clark 1966-4-7 6 Shasta On Lower Springs Road, 5 miles south of U.S. Highway 299W. 213 Comment
  CHSC84056  Amsinckia menziesii Lowell Ahart; John Dittes 2003-5-22 10186 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UCD119736  Amsinckia menziesii Beecher Crampton 1960-6-16 5628 Shasta Shasta County, 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  JEPS90274  Amsinckia menziesii var. menziesii Dean W. Taylor 1993-5-26 13512 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Modoc Plateau, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  CAS-BOT-BC45085  Anaphalis margaritacea Hans Leschke 1960-9-8 1802 Shasta Little Hot Springs Valley 2225 Comment
  CAS-BOT-BC45200  Anaphalis margaritacea M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mount Lassen 2133 Comment
  JEPS104269  Anchusa officinalis Lowell Ahart 2003-5-12 10127 Shasta Rd margin, on the south side of Ash Creek Rd, 500 feet south of Ash Creek, 2.0 mi (air) ne of confluence of the Sacramento River and Ash Creek, ca 7 mi (air) east-southeast of Anderson. 128 Comment
  JEPS22680  Anchusa officinalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6319 Shasta ca. 5.5 mi. e. Cottonwood (2 3/4 mi. n.e. of Balls Ferry, roadside in canyon of Ash Creek); Ash Creek canyon 143 Comment
  CAS-BOT-BC137820  Andropogon glomeratus var. pumilus R. Bacigalupi 1934-5-28 2387 Shasta Kennett. 274 Comment
  CAS-BOT-BC391875  Anemone grayi L. E. Smith 1915-4-1 s.n. Shasta Castella Comment
  CAS-BOT-BC391946  Anemone occidentalis Hans Leschke 1963-8-31 1871 Shasta Lassen Volcanic National Park. Trail to Twin Meadows 2225 Comment
  JEPS100806  Angelica arguta Dean W. Taylor 1993-7-9 13856 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  RSA0089870  Angelica arguta Dean Wm. Taylor 2015-6-18 21555 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CDA38197  Angelica arguta T. C. Fuller 1957-9-18 391 -57 Shasta Hatchet Mountain. 0 Comment
  CDA38186  Angelica breweri T. C. Fuller 1957-9-18 390 -57 Shasta Hatchet Mountain; near summit. 0 Comment
  UC1502728  Angelica californica Joseph M. Di Tomaso Shasta Hilcrest Comment
  UCD127207  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  UCD127208  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  UCD127185  Angelica tomentosa Joseph DiTomaso 1980-8-26 1923 Shasta just south of Siskiyou County on Interstate 5 between Soda Creek Road and Crag View Dr. 701 Comment
  POM260472  Antennaria argentea C. L. Hitchcock 1940-5-26 6616 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA702152  Antennaria argentea R. Fischer, Jenny Marr 2004-5-23 0413 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge of Modoc Plateau. Off lava springs trail near camp 7 1012 Comment
  CHSC61082  Antennaria geyeri Vernon H. Oswald 1993-7-12 5683 Shasta Lassen Volcanic National Park. Ca. half way between the meadow at Badger Flat and the unnamed snow lake to the SW. 1938 Comment
  JEPS28777  Antennaria geyeri George W. Gillett 1957-8-15 1076 Shasta Crescent Crater; Lassen Volcanic National Park 2438 Comment
  CHSC48125  Antennaria media Vernon Oswald 1986-7-28 2251 Shasta Emerald Lake, Lassen Volcanic National Park. 2462 Comment
  JEPS89486  Antennaria media Dean W. Taylor with Ingrid Olmsted 1975-8-24 5377 Shasta vicinity of Magee Peak (saddle between Magee and Crater peaks, Thousand Lakes Wilderness); Lassen Nat'l Forest, Thousand Lakes Wilderness 2545 Comment
  JEPS87588  Anthoxanthum aristatum Vernon H. Oswald and Lowell Ahart 1994-5-6 6186 Shasta sw of Clikapudi Bay (off the Pit Arm of Shasta Lake, Backbone Road (34N02), near the spur trail to Clikapudi Trail); Backbone Road (34N02) 350 Comment
  HSC8927  Anthoxanthum aristatum D. C. Juve 1964-5-2 16 Shasta Old Station on Hwy. 89 Comment
  UC444975  Antirrhinum cornutum Milo S. Baker 1894-8-9 Shasta Montgomery Creek Comment
  CHSC98792  Antirrhinum vexillo-calyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -043 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms. 365 Comment
  UC1123467  Apocynum androsaemifolium P. L. Johannsen 1932-6-17 137 Shasta s.e. of Gray Rocks; Redding Quad. 640 Comment
  UCD37461  Apocynum androsaemifolium Beecher Crampton 1960-6-16 5664 Shasta Shasta County, 3 miles north of Fall River Mills, eastern slope of Saddle Mountain. 1097 Comment
  UC1602374  Apocynum androsaemifolium H. M. Hall and E. B. Babcock June, 1903 4221 Shasta lava beds of n.e. Shasta Co. Sierra Nevada 1219 Comment
  UCD121229  Apocynum androsaemifolium Gerald Dickinson 1963-7-2 70 Shasta West side of Burney, US Highway 299. 962 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 Comment
  SEINET6034532  Aquilegia formosa Kenneth Heil, Heil, Marilyn 2014-7-16 35234 Shasta Lassen National Forest. Ca 1.5 miles west of North Battle Creek Reservoir on unmarked forest service road. Comment
  HSC49770  Arabidopsis thaliana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9845 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  RSA592537  Arabis breweri S. O. Mattoon 1978-4-9 27 Shasta Hirz Mountain Lookout; McCloud Arm of Lake Shasta. 1098 Comment
  HSC74893  Arabis breweri var. austiniae J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9607 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  CAS-BOT-BC17354  Arabis eschscholtziana D. E. Breedlove 1962-6-11 3382 Shasta Cascade Range. Burney Falls State Park. On east side of Burney Falls. 914 Comment
  CDA24654  Arabis holboellii var. pinetorum Sterling O. Mattoon 1970-5-31 Shasta Red Mountain Summit, north of Big Bend. 0 Comment
  SD104460  Aralia californica Reid Moran 1978-6-25 26110 Shasta Bank of Little Roaring Creek. 710 Comment
  CAS-BOT-BC27242  Arctostaphylos canescens subsp. malloryi James I. Mallory 1968-5-3 285 Shasta On ridge 1 mile N of Iron Mountain and 1 mile E of Mad Ox Mine, 1112 Comment
  CAS-BOT-BC38979  Arctostaphylos malloryi Walter Knight; Irja Knight; James I. Mallory 1979-9-7 3425 Shasta 1 mi. NNW Iron Mt. mine. Near Redding SW 1/4, NW 1/4 Comment
  CHSC68494  Arctostaphylos malloryi Vernon Oswald; R. Ondricek-Fallscheer, F. Kosko, J. Molter 1997-3-12 8309 Shasta West of Iron Mtn. on South Fork Mtn. Rd., 7.2 mi N of Hwy. 299, W. of Redding. 926 Comment
  UCSB24367  Arctostaphylos manzanita Favere, R. 1968-3-26 Shasta On Gibson road; 30 miles north of Redding; off U.S. 5; Cascade Mountains 579 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
  JEPS91229  Arctostaphylos nevadensis Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9904 Shasta Clover Mountain, summit and northeast face 1950 Comment
  POM77162  Arctostaphylos nevadensis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC876443  Arctostaphylos nevadensis C. Epling and Wm. Robison 1935-7-18 Shasta Helen Lake Lassen Peak Comment
  RSA121331  Arctostaphylos nevadensis H. R. Josephson 1933-6-12 18 Shasta Shoemaker Bally, Weaverville quadrangle. 1524 Comment
  SEINET11990945  Arctostaphylos nevadensis W. Knight, Knight, I. 1983-1 4890 Shasta Emerald Lake on loop highway through Lassen Volcanic National Park 2423 Comment
  SEINET11990946  Arctostaphylos nevadensis W. Knight, Knight, I. 1983-1 4888 Shasta trailhead to Mt. Brokoff on loop road through Lassen Volcanic National Park 2134 Comment
  RSA388863  Arctostaphylos patula Robin Jennings 1975-5-11 27 Shasta 18 miles south of McCloud on road around McCloud Lake. 915 Comment
  UC1182192  Arctostaphylos patula E. N. Gladish 1959-2-25 86 Shasta 2 mi nw Graves Road (outside national forest); Quad 31 B-1, West Shasta 701 Comment
  UC1766224  Arctostaphylos patula Richard R. Halse 1988-2-21 3551 Shasta Along Interstate Hwy 5, near the Flume Creek Road Exit, 4.1 miles S of Castella. 540 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
  CAS-BOT-BC46530  Arctostaphylos patula W. R. Dudley 1899-8-18 s.n. Shasta Toward Shasta P.O. Comment
  CAS-BOT-BC46543  Arctostaphylos patula E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  SEINET12524604 Image available Arctostaphylos patula K. Lems 1961-1 s.n. Shasta 10 mi N of weed in pine woodland. Comment
  CHSC117986  Arctostaphylos viscida 2015-4-25 Shasta On the corner of Spruce Aave. and Shasta St. off Lake Blvd. 260 Comment
  CAS-BOT-BC47043  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek, near Ingot. Comment
  CAS-BOT-BC47047  Arctostaphylos viscida subsp. viscida A. A. Heller 1905-5-25 7853 Shasta Near Redding. Comment
  JEPS90734  Arenaria aculeata Dean W. Taylor 1988-6-24 8993 Shasta Grizzly Peak Pit River watershed, Big Bend 15' quadrangle (677B) (summit) 1905 Comment
  CDA24530  Argemone munita subsp. rotundata J. F. Weber 1967-7-11 Shasta Cinder Cone Road, McArthur. 0 Comment
  SEINET3918770  Aristida adscensionis Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of).; 0 132 Comment
  UCD56504  Aristida oligantha Leonard 1919-6-18 x 3105 Shasta 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
  CAS-BOT-BC412810  Aristolochia californica Andrew Townesmith; Karen M. Meyer 2007-7-24 848 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17) 503 Comment
  CHSC78058  Aristolochia californica Terry Nelson 1998-4-18 240 -5 Shasta Along Battle Creek 6 mi e of Cottonwood. 1 mi e of the Sacramento River and 10 ft. n of Battle Creek. 131 Comment
  JEPS32468  Aristolochia californica Mrs. C. F. Rose 1935-2-24 9 Shasta ca. 5 mi. w. Redding Comment
  SEINET10729533  Aristolochia californica Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 848 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
  UC144292  Aristolochia californica A. A. Heller 1905-5-29 7882 Shasta near Redding Comment
  CAS-BOT-BC295866  Arnica dealbata C. Huff 1931-8-15 2655 Shasta Lassen Volcanic National Park 2133 Comment
  HSC22029  Arnica discoidea Richard Spjut 1971-5-15 1900 Shasta Turn Table Rd. 1 1/4 miles N of Bridge Bay turnoff at Shasta Lake Comment
  JEPS105124  Arnica mollis Dean W. Taylor 1993-7-9 13844 Shasta Shasta-Trinity National Forest; Echo Lake; ca. 8 air mi WSW of Dunsmuir Comment
  JEPS111006  Arnica nevadensis Bruce G. Baldwin with Susan J. Bainbridege 1999-8-17 1093 Shasta Cascade Range mountainside immediately east of parking lot at trailhead to Lassen Peak. 2590 Comment
  CHSC115044  Arnica venosa Jessica Moeller 2005-6-9 08040 Shasta Along Curl Ridge Road. 792 Comment
  CHSC29773  Arnica venosa M. S. Taylor 1980-6-3 2777 Shasta On N side of Fenders Ferry Rd, 34N17, ca. 1 mi W of McCloud Bridge, ca. 8 mi E of Lakehead. 731 Comment
  CHSC30202  Arnica venosa M. S. Taylor 1980-7-10 3124 Shasta On N side of 33N21, ca. 5.4 mi W of Shasta Dam, ca. 0.5 mi E of Dry Creek. 609 Comment
  SEINET8261910  Arnica venosa Unknown 1903-1 Shasta Salt Creek; Sierra Nevada Mountains. 1400 Comment
  CHSC100005  Aruncus dioicus var. pubescens L. P. Janeway 2008-8-2 9520 Shasta Klamath Ranges. Trinity Mountains; 2.3 air km southeast of Trinity Mountain; along French Gulch Road 23.0 road km north of Hwy 99 and 0.2 km east of Road 34N29. At a spring in an unnamed drainage from the south into Dodge Creek. 299 Comment
  UCD137853  Asarum hartwegii G. F. Hrusa 1996-5-2 12912 Shasta Lassen National Forest, near corner of Hwy 89 and USFS S16, on E side of 89. 1550 Comment
  SEINET10475952  Asarum hartwegii Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5503 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
  UC6185  Asarum hartwegii M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley Comment
  CDA22422  Asarum lemmonii G. D. Barbe 1993-5-13 4456 Shasta Lion Side Falls, ca. 2500 feet east of bridge over Hatchet Creek on road to Big Bend; 0.75 mile northeast of Highway 299, 2.75 miles northeast of Montgomery Creek. 0 Comment
  RSA113947  Asclepias cordifolia H. K. Sharsmith 1953-6-25 4355 Shasta Road to Peanut 1.4 miles beyond Wildwood, Trinity National Forest 1159 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
  CAS-BOT-BC68821  Aspidotis densa Charles Piper Smith 1949-4-23 49148 f Shasta Old highway dip into Shasta Reservoir Comment
  POM120734  Aspidotis densa Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  RSA702136  Aster eatonii R. Fischer 2004-7-3 0329 Shasta Ahjumawi Lava Springs State Park, 3 miles north of McArthur on western edge Modoc Plateau. Located off Lava Springs Trail, W shore of Big Lake 1009 Comment
  RSA93239  Aster occidentalis var. occidentalis F. W. Peirson 1932-7-12 10230 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  RSA768304  Aster subulatus var. ligulatus Justin M. Wood 2010-9-1 2508 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-BC177855  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 7936 Shasta Near McArthur Comment
  CHSC88752  Astragalus filipes R. Fischer; J. Marr 2004-5-27 267 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7. 1013 Comment
  UC863078  Astragalus filipes Lewis S. Rose 1940-6-11 40500 Shasta McArthur 1036 Comment
  UCD104816  Astragalus gambelianus R. Tofsrud 1949-6-1 s.n. Shasta Holland burn plot. Comment
  JEPS87065  Astragalus inversus Dean W. Taylor 1988-6-22 9843 Shasta s base Burney Mountain (Burney Spring, Modoc Plateau); Burney Quad., Modoc Plateau, s base Burney Mt, Burney Spring 1444 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
  UCD104772  Astragalus inversus W. R. Powell 1963-7-12 764 Shasta 2 miles south-southeast of junction of State Highway 299 with State Highway 89. 963 Comment
  CHSC96214  Astragalus lemmonii R. Fischer 2006-7-23 928 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected near south end of Big Lake, the western shore, 6 feet from water edge. The Astragalus was growing among the meadow grass in an opening in the Scirpus that borders the shoreline. 1007 Comment
  CAS-BOT-BC192958  Astragalus purshii var. purshii Alice Eastwood; John Thomas Howell 1940-6-11 7939 Shasta Near McArthur Comment
  CAS-BOT-BC69572  Athyrium alpestre subsp. americanum M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen, Buwpas Hell Trail. 2133 Comment
  POM121106  Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  UC642526  Athyrium filix-femina var. cyclosorum W. Bridge Cooke 1939-7-21 13700 Shasta Municipal Spring above Howard Comment
  CHSC35770  Athysanus pusillus Colleen D. Harvey 1982-4-9 19 Shasta Ca. 2 mi w of Whiskeytown Public Launch Ramp on the n bank of service road paralleling Whiskey Creek, ca. 7.7 mi nw of Shasta. NW central portion of French Gulch quad. 454 Comment
  HSC101623  Avena barbata J. P. Smith 2010-5-19 12874 Shasta Along Shasta View Road in Redding 202 Comment
  HSC48429  Avena barbata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9728 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC100543  Bacopa rotundifolia Dan Marcum 2005-8-13 Shasta Fall River Valley. 1005 Comment
  CHSC3980  Balsamorhiza deltoidea Sadie Gualtieri 1967-3-26 Shasta Collected: 3 miles W. Bear Creek, S. side Hiway 44 on way to Lassen Park, E. from Redding. Comment
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May 30 2007
  JEPS16190  Balsamorhiza deltoidea Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3140 Shasta cliffs along Sacramento River (opposite town of Dunsmuir, on e side of canyon, directly opposite railroad shops) Comment
  UC1558202  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
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May 21 2007
  CAS-BOT-BC106471  Balsamorhiza sagittata Alice Eastwood 1912-8-22 1865 Shasta Fott of Lassen butte - Lassen Butte Region Comment
  JEPS121727  Berberis aquifolium Julie Kierstead Nelson 2014-2-18 2014 -002 Shasta Sims Campground, east side of Upper Sacramento River; I-5 exit 718; near south end of campground, inside loop road. Comment
  UC774504  Berberis aquifolium var. dictyota Carl B. Wolf 1941-7-24 11061 Shasta 2 mi ne of Manton on rd to Viola 731 Comment
  CAS-BOT-BC76012  Berberis pumila Alice Eastwood 1912-7-24 1388 Shasta Castella. Comment
  CAS-BOT-BC413061  Bistorta bistortoides Ella Dales Cantelow 1939-6-10 4193 Shasta 16 mi n.w. of Burney Falls Comment
  JEPS18812  Blennosperma nanum var. nanum M. A. King 1921-3-1 Shasta near Anderson Comment
  CAS-BOT-BC127966  Blepharipappus scaber Alice Eastwood; John Thomas Howell 1940-6-11 7947 Shasta Near McArthur Comment
  POM260308  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET10757901  Blepharipappus scaber Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-5-25 Morris 258 Shasta Collected at the junction of Hwy. 299 and 89 on Hwy. 89, in an area of yellow pine and oak. Comment
  JEPS28465  Boechera howellii George W. Gillett 1958-6-30 1154 Shasta first gulch w Crescent Crater cliffs; Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC16292  Boechera howellii George Wilson Gillett 1958-6-30 s.n. Shasta Lassen Volcanic National Park. The first gulch west of cliffs at Crescent Crater. 2438 Comment
  UC1061693  Boechera lemmonii George W. Gillett 1952-8-9 158 Shasta e shoulder Lassen Peak; Lassen Volcanic National Park 2987 Comment
  CAS-BOT-BC14296  Boechera platysperma George Wilson Gillett 1957-7-11 s.n. Shasta Lassen Volcanic National Park. On Chaos Crags, above Crater Lake. 2072 Comment
  CHSC89797  Boechera retrofracta R. Fischer; J. Marr 2004-5-26 430 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. Near shoreline. 1008 Comment
  UCD114462  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Lassen National Forest. 1386 Comment
  CAS-BOT-BC25684  Boechera sparsiflora A. H. Kramer 1933-1-1 s.n. Shasta Lassen National Park. Comment
  CAS-BOT-BC25685  Boechera sparsiflora A. H. Kramer 1933-9-11 16 Shasta Lassen National Park. Prospect Peak. Comment
  RSA166336  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-5 132 Shasta NE of Redding, 1.2 miles along US 299 from jct with US 99. Comment
  CAS-BOT-BC106315  Brickellia californica Marcus E. Jones 1931-7-16 29144 Shasta Pitt River Birdge Comment
  UC1584313  Brickellia californica Julie Kierstead 1990-10-5 90 -169 Shasta 10 mi ne of, on Bear Mtn. Road Redding (dry creek at base of Bear Mtn.); Bear Mountain 289 Comment
  CHSC61949  Brickellia grandiflora Vernon H. Oswald 1993-9-7 5926 Shasta Lassen Volcanic National Park. Lassen Hwy. on the N side of Diamond Pk., near the Diamond Pk. sign. 2316 Comment
  CAS-BOT-BC127870  Brickellia greenei Hans Leschke 1959-8-8 1632 Shasta rocks betw. Bumpas Hell & Coil Boiling Lake 2407 Comment
  HSC100225  Briza maxima J. P. Smith 2010-5-18 12866 Shasta Along Iron Mountain Road at junction with Market Street Comment
  RSA757874  Briza minor Doug Goldman 2005-5-16 3317 Shasta Along the north side of Route 299, about 100 feet west of the intersection with Jim Harvey road and about 3.8 miles east of the I-5 overpass. 198 Comment
  UCD77160  Brodiaea californica Robert E. Preston 2005-7-1 2357 Shasta Redding, at jct Oasis Rd and Twin View Blvd. 195 Comment
  CAS-BOT-BC478956  Brodiaea californica subsp. californica A. A. Heller 1940-5-28 15694 Shasta Volcanic upland 4 miles west of Ingot. Comment
  CAS-BOT-BC457066  Brodiaea coronaria subsp. coronaria Palmer Stockwell 1934-7-16 86 Shasta 1 mile west of Viola on the Red Bluff Road Comment
  SEINET10534061  Brodiaea hyacinthina Patricia L. Kenney 1973-6-4 Kenney 400 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunsmuir 457 Comment
  UC768606  Brodiaea minor R. F. Hoover 1936-5-21 1191 Shasta 3 mi n Redding Comment
  SEINET7073565  Brodiaea purdyi A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC484594  Brodiaea purdyi Annie E. Alexander 1936-7-6 s.n. Shasta Mt. Lassen 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
  UCD58287  Bromus carinatus A. A. Beetle 1942-5-20 3341 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  JEPS28301  Bromus carinatus var. carinatus George W. Gillett 1957-7-12 736 Shasta Lassen Volcanic National Park, se slope of Crescent Crater Crescent Crater; Lassen Volcanic National Park, Crescent Crater 2316 Comment
  JEPS69183  Bromus carinatus var. carinatus J. W. Blankinship 1911-5-13 Shasta Coram Mines Comment
  UC816139  Bromus carinatus var. carinatus Alice Eastwood Jun 29 1912-Jul 11 1912 781 Shasta Goose Valley 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
  UCD58450  Bromus commutatus B. Crampton 1954-7-9 2203 Shasta Along U. S. Hwy. 299. 1.8 miles west of Burney. Comment
  CAS-BOT-BC155675  Bromus diandrus L. E. Smith 1913-5-2 172 Shasta Cottonwood. Comment
  HSC101621  Bromus diandrus J. P. Smith 2010-5-18 12868 Shasta Along Iron Mountain Road at junction with Market Street Comment
  HSC46276  Bromus diandrus Christopher Knopp 1978-5-13 46 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC101624  Bromus hordeaceus J. P. Smith 2010-5-19 12876 Shasta Along Shasta View Road in Redding 202 Comment
  JEPS111018  Bromus hordeaceus J. K. Nelson 2001-5-3 2001 -7 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  CHSC96291  Bromus japonicus R. Fischer 2006-7-23 920 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along Fishhawk Trail north of Horr Pond. Plants growing on road-bed and adjacent small meadow. 1033 Comment
  HSC100229  Bromus madritensis subsp. rubens J. P. Smith 2010-5-19 12881 Shasta Along Shasta View Road in Redding 202 Comment
  CAS-BOT-BC162140  Bromus orcuttianus Alice Eastwood 1912-6-29 985 Shasta Goose Valley. Comment
  JEPS28303  Bromus orcuttianus George W. Gillett 1957-7-11 705 Shasta 1/4 mi above Manzanita Creek (Lassen Volcanic National Park, on Chaos Crags Trail); Lassen Volcanic National Park, Chaos Crags Trail 1889 Comment
  JEPS72972  Bromus orcuttianus W. L. Jepson 1940-7-4 20131 Shasta Little Hatchet Creek 1158 Comment
  UC1131113  Bromus orcuttianus C. J. Kraebel 1934-5-6 25 Shasta North Fork of Squaw Creek, Kennett Area North Fork Squaw Creek 1219 Comment
  UC485748  Bromus suksdorfii H. F. Copeland 1932-8-15 Shasta Woods between Hat Lake and Summit Lake; Mount Lassen 1981 Comment
  CAS-BOT-BC84067  Calliscirpus criniger W. R. Dudley 1893-6-23 s.n. Shasta Trinton Canyon near spring, Castle Crags, northern part of Shasta Co. Comment
  POM220630  Callitriche heterophylla L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  RSA611382  Callitriche palustris L. C. Wheeler 1935-3-31 3393 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  RSA602823  Callitriche trochlearis L. C. Wheeler 1958-8-24 7426 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  RSA602824  Callitriche verna L. C. Wheeler 1958-8-24 7425 Shasta Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  JEPS28806  Calocedrus decurrens George W. Gillett 1957-9-11 1139 Shasta Chaos Jumbles Lassen Volcanic National Park, Manzanita Lake, Chaos Jumbles 1798 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
  SEINET3863114 Image available Calocedrus decurrens Richard R. Halse 1988-2-21 3552 Shasta Along Interstate Hwy 5, near the Flume Creek Road Exit, 4.1 miles south of Castella; tree 7.5 m tall.; 0 540 Comment
  CHSC27766  Calochortus coeruleus Robin Ondricek 1978-4-22 16 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 621 Comment
  HSC65908  Calochortus coeruleus D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 65 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  POM109564  Calochortus leichtlinii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC493116  Calochortus monophyllus Ellsworth Bethel 1923-5-11 s.n. Shasta Whitmore Comment
  UC72284  Calochortus monophyllus Milo S. Baker 1900-5-1 Shasta Reed Road Comment
  SEINET4169925  Calochortus nudus Unknown 1953-7-30 Shasta Near ranger station. 1981 Comment
  RSA70367  Calochortus nudus Frank W. Peirson 1932-7-12 10130 Shasta Trail below camp; Thousand-Lake Basin. 1951 Comment
  JEPS61731  Calochortus superbus Duncan Dunning 1922-6-4 Shasta above Redding Comment
  UC3492  Calochortus superbus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC494329  Calochortus superbus A. A. Heller 1905-5-25 7845 Shasta Redding Comment
  RSA17446  Calochortus superbus Elmer I. Applegate 1929-6-23 5847 Shasta Round Mountain Comment
  JEPS104821  Calochortus syntrophus Dean W. Taylor 1996-6-5 15652 Shasta The Cove (about 10 miles south of Big Bend), just south of Roaring Creek on The Cove Road; Shasta-Trinity National Forests 533 Comment
  JEPS107988  Calochortus syntrophus Pete Figura, Martin Lenz 2005-6-3 155 Shasta The Cove, near the junction of Cove Road and Roaring Creek. Approximately 3.6 air miles north-northwest of the town of Montgomery Creek. 526 Comment
  CHSC27529  Calochortus tolmiei Greg C. Halcomb 1978-4-15 19 Shasta Ca. 2 mi ssw on Lower Springs Road and ca. 3 mi w of redding. 259 Comment
  UC422994  Calochortus tolmiei Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 1066 Comment
  CAS-BOT-BC494007  Calochortus tolmiei A. A. Heller 1940-5-28 15685 Shasta 2 miles east of Hatchen Summit, on State Highway #299 1219 Comment
  CAS-BOT-BC494012  Calochortus tolmiei S. Morrissette; J. Williams; K. Kopper 1994-4-10 008 Shasta 4/10 mile Ne of Hwy 36. North side of Rd. A16 701 Comment
  CAS-BOT-BC494015  Calochortus tolmiei N. Wynne; M. Peckham; J. Bamesberger 1994-4-11 12 Shasta 3.9 miles NE of Hwy 36 on A16 Comment
  UC485772  Caltha biflora H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow, Mt. Lassen. 2225 Comment
  CAS-BOT-BC175768  Caltha leptosepala Greg de Nevers 2001-7-28 12611 Shasta Lassen National Park. At Summit Campground 2438 Comment
  POM215696  Calycadenia ciliosa Jens Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  RSA6501  Calycadenia ciliosa Jens Clausen 1932-9-16 661 Shasta 9 miles S of Redding on the road from Red Bluff. Comment
  CAS-BOT-BC273379  Calycadenia fremontii Roxana S. Ferris 1955-7-11 12964 Shasta Just W of Round Mt. on U.S. Highway 299 Comment
  JEPS94815  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-9-8 9614 Shasta Highway 89 at its closest approach to Burney Creek (just s of McArthur-Burney Falls Memorial State Park); Highway 89 929 Comment
  SBBG126071  Calycadenia fremontii G. K. Helmkamp with E. A. Helmkamp 2009-6-13 15000 Shasta Wilson Hill Rd, 2.4 mi S of its jct with CA-44 in Shingletown 857 Comment
  UC1540151  Calycadenia fremontii Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9219 Shasta opposite, ne portion of county, along Hwy 89 at n junction with Clark Creek Road Cayton Valley 1341 Comment
  UC538055  Calycadenia fremontii P. Stockwell 1934-7-15 82 Shasta 1 mi s, 16 mi s of Pollack Mountain Gate 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
  CAS-BOT-BC273361  Calycadenia fremontii R. L. Carr 1981-5-22 2228 Shasta E of Anderson, W side of CR A17, 0.9 mi S of jct with Dersch Rd, ca. 4-5 mi S of jct with Hwy 44 299 Comment
  CAS-BOT-BC273367  Calycadenia fremontii J. Clausen 1932-9-16 661 Shasta 9 miles south of Redding on the road from Red Bluff Comment
  RSA789313  Calycadenia fremontii R. L. Carr 1980-9-12 2209 Shasta 14 mi SW of Ono on Rd to Platina, SW of Redding, fls yellow. 488 Comment
  RSA789314  Calycadenia fremontii R. L. Carr 1980-9-12 2203 Shasta E of Anderson, 0.8 mi S of Aoudad Dr on CR A17, 2.1 mi S of Wildcat Rd (to Black Butte); from junkyard ridge south, between RLC 2121 & 2123. 198 Comment
  SEINET3863987  Calycadenia fremontii R. L. Carr 1978-7-6 2011 (1978) Shasta Along Rd 34NO3 (Mc Candless Rd.) (to Backbone Ridge), 1.4 mi NW of Hwy 299 (jct 5.6 mi W of Round Mt near milepost 48), E of Redding.; 0 621 Comment
  UC1971716  Calycadenia fremontii 1978-8-17 2134 Shasta S side of Hwy 299 at jct with Wildwood Road, just W of Ridge Dr, ca. 2 mi W of central Redding (=GDC 787) 221 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
  UCD129775  Calycadenia fremontii R. L. Carr 1981-5-22 2228 Shasta East of Anderson, west side of CR A17, 0.9 mile south of jct with Derch Road, ca. 4-5 miles south of juction with Hwy 44. 299 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
  UC1953737  Calycadenia truncata 1984-6-19 2021 Shasta S rim Bear Creek Canyon, ca. 10 mi E of Millville, ca. 1/2 mi N of Sheridan Creek, near stone fence. V. I. Vexnor Property, Rte 2, Box 790, Shingletown 90688 (=GDC 557) 465 Comment
  CAS-BOT-BC90969  Calycanthus occidentalis L. R. Abrams 1922-8-7 9922 Shasta Mears Creek near Castella. Comment
  CAS-BOT-BC90974  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC90983  Calycanthus occidentalis L. B. Kildale 1930-9-1 10461 Shasta Clear Creek near Whiskeytown. Comment
  RSA52831  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  UC1035069  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta ca 6 mi w Round Mt. (along U.S. Hwy 299); Canyon of Cedar Creek Comment
  UC9827  Calycanthus occidentalis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CHSC9229  Calyptridium monospermum G. Strausbaugh 1970-6-21 151 Shasta Abundant on summit of Buckhorn Bally ca. 5.1 mi. from U.S. Hwy 299 W. 19.5 mi. E. of Douglas City. 1463 Comment
  SEINET10572681  Calyptridium monospermum Mary Susan Taylor 1980-6-10 Taylor 2824 Shasta Roadside, a few ft N of turnoff to Wards Cabin, ca. 0.5 mi SE of Sims Flat Camp ground, Shasta Natl Forest. 549 Comment
  JEPS57390  Calyptridium umbellatum L. R. Heckard with T. I. Chuang 1968-7-2 1964 A Shasta 7 mi n of La Moine (along w side of Sacramento River); Sacramento River 457 Comment
  POM70999  Calystegia malacophylla Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  HSC79322  Calystegia occidentalis D. H. Norris 1970-5-2 12128 Shasta Along Keswick Rd. at Hwy. 299 W of Redding Comment
  POM260729  Calystegia occidentalis subsp. occidentalis Alice Eastwood, John Thomas Howell, A. Eastwood 1940-6-11 7920 Shasta Near Fall River Mills Comment
  CAS-BOT-BC493379  Camassia quamash subsp. breviflora Alice Eastwood 1912-6-29 960 Shasta Goose Valley Comment
  CHSC93056  Camissonia contorta R. Fischer 2005-4-17 516 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1010 Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SEINET11262427  Campanula prenanthoides C. Davidson 2007-6-5 11055 Shasta Lake Shasta/Packer's Bay Marina: Water's Gulch Trail.; 0 366 Comment
  RSA239297  Campanula prenanthoides R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42405 Shasta Shasta National Forest, above Castle Creek, 1 mile west of Castle Crags State Park. Comment
  UC1540116  Campanula scabrella Dean W. Taylor and Ingrid Olmsted 1974-7-31 4897 Shasta vicinity of Magee Peak (near snowbanks below point 8446); Lassen National Forest, Thousand Lakes Wilderness 2552 Comment
  CAS-BOT-BC266448  Campanula scabrella Thos. Harris; Sarah Harris 1975-7-26 s.n. Shasta Ski Heil, near Eagle Peak, Lassen Park 2712 Comment
  UC1120063  Campanula scouleri A. E. Wieslander Jul 1929 121 Shasta Kosk Creek near Shotgun Creek (Shasta National Forest); , Kosk Creek 914 Comment
  HSC48507  Capsella bursa-pastoris J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9688 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CHSC114581  Cardamine californica Amy Miller 1995-5-8 Shasta Shasta-Trinity National Forest, Harrison Gulch; tributary of Sunday Gulch. 860 Comment
  JEPS53305  Cardamine oligosperma J. W. Blankinship 1911-3-25 Shasta Redding Comment
  CDA6823  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta West side of I-5, 0.25 mile south of overpass of Flume Creek road, 4 miles south of Castella. 0 Comment
  CAS-BOT-BC18030  Carex athrostachya Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park, Hat Lake 1965 Comment
  UC2015894  Carex athrostachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1988-7-3 4808 Shasta Lassen Volcanic National Park. 'Butterfly Meadow', 2.3 mi south of Manzanita Lake entrance station. Comment
  JEPS101040  Carex bolanderi Dean W. Taylor 1988-6-24 9878 Shasta summit of Grizzly Peak 1905 Comment
  CAS-BOT-BC94050  Carex brainerdii Peter F. Zika 2010-6-23 24989 Shasta about 3.5 air miles E of Siskiyou Lake, Cascade Range Highlands (CaRH) 1275 Comment
  SEINET7552662 Image available Carex brainerdii David Castaner 1989-6-18 10223 Shasta Mt. Shasta, Bunny Flats Trail at trail head. Comment
  JEPS109252  Carex cusickii D. W. Taylor 2007-5-17 20123 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed, vicinity of Lofton. Comment
  SEINET10883658  Carex divulsa subsp. divulsa Peter F. Zika, Julie Nelson 2010-5-15 Zika 24812 Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista. 195 Comment
  HSC48224  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19148 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  CAS-BOT-BC20052  Carex echinata Hans Leschke 1958-8-16 1556 Shasta Lassen Volcanic National Park. Grassy Swale. 1950 Comment
  CAS-BOT-BC20126  Carex feta Lewis S. Rose 1945-9-1 45183 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC20744  Carex fracta Hans Leschke 1958-8-16 1563 Shasta Lassen Volcanic National Park. Grassy Swales. 1943 Comment
  CHSC107140  Carex fracta R. E. Brainerd 2009-7-21 1540 Shasta Castle Creek Road, 175 feet southwest of Castle Creek; 9 air miles west-southwest of Dunsmuir. UTM Zone 10 547590E 4557416N. 1249 Comment
  SEINET10650683  Carex fracta David Castaner 1971-8-17 Castaner 1885 Shasta Lassen Volcanic National Park. Hat Creek Trail. Dry dusty. 1981 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
  CHSC106521  Carex inops subsp. inops Peter F. Zika 2009-8-26 24630 Shasta Klamath Range (KR). Shasta-Trinity National Forest, lower end of Route 25, several miles west of I-5. Also in adjacent state park. 710 Comment
  CHSC115042  Carex inops subsp. inops J. Moeller; S. Puentes 2009-6-16 09149 Shasta Transmission THP. Growing along the top of Unit 2C and all along the ridge in Section 2. Comment
  JEPS103792  Carex inops subsp. inops Martin J. Lenz 2003-5-14 9 Shasta along Mud Springs road, 1 mi (air) SW of Pit 4 Powerhouse 823 Comment
  UC1149766  Carex lenticularis var. lipocarpa Harold and Virginia Bailey 1948-8-25 29809 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC28465  Carex lenticularis var. lipocarpa John Thomas Howell 1942-9-7 16531 Shasta Edge of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  SEINET7485464 Image available Carex longii Peter F. Zika 2010-1 24985 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges 130 Comment
  UCD140486  Carex longii Peter F. Zika; Julie Nelson 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  CAS-BOT-BC31513  Carex luzulifolia Hans Leschke 1959-8-11 1667 Shasta Paradise Meadows Comment
  JEPS28379  Carex luzulina var. ablata George W. Gillett 1957-8-2 959 Shasta 1/4 mile below Summit Lake and 100 yards south of Corral Meadows Trail 2026 Comment
  RSA88727  Carex luzulina var. ablata F. W. Peirson 1932-7-13 10114 Shasta In the Big Meadow, thousand-Lake Basin 1951 Comment
  CAS-BOT-BC31551  Carex luzulina var. luzulina William Bridge Cooke 1939-7-13 13647 Shasta Along the border of Squaw Creek just above the lower Juncus Meadow. 2377 Comment
  CAS-BOT-BC31598  Carex luzulina var. luzulina William Bridge Cooke 1940-8-8 15432 Shasta Along Squaw Valley Creek 1981 Comment
  SEINET10711244  Carex mariposana David Castaner 1971-8-17 Castaner 1904 Shasta Lassen Volcanic National Park; in spray zone of rushing brook; moist. 2042 Comment
  HSC48648  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19086 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  RSA0056210  Carex multicaulis Peter F. Zika 2012-5-18 25886 Shasta Near entrance ot Castle Crags State Park, above Castle Creek, Castella, 3 air km SSE of Castle Dome. Klamath Range (KR). 640 Comment
  UC1133403  Carex multicaulis C. J. Kraebel 1934-5-6 26 Shasta N. Fk. Squaw Creek Redding Quadrangle, Kennett Area Comment
  UC589 Image available Carex multicostata W. H. Brewer Sept 1863 2178 Shasta Lassen's Peak Comment
  RSA78532  Carex nebrascensis F. W. Peirson 1932-7-17 13588 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  RSA92099  Carex nebrascensis F. W. Peirson 1932-7-9 10270 Shasta Below Burney Spring 1433 Comment
  SEINET7568650 Image available Carex nebrascensis David Castaner 1989-6-18 10236 Shasta McBride Springs, Mt. Shasta. Comment
  UCD140683  Carex nebrascensis P. B. Kennedy 1927-6-15 30 Shasta Pit-River. Comment
  UC2015887  Carex nervina Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4478 Shasta Lassen Volcanic National Park. Sulphur Works. Beside Sulphur Creek. Comment
  CHSC60436  Carex nigricans Mary Ann Showers 1992-6-28 2692 Shasta Lassen Volcanic National Park. Streams below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  CHSC97351  Carex praegracilis R. Fischer 2006-7-21 874 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  CHSC98414  Carex praegracilis R. Fischer 2006-7-23 875 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Grassy meadow near the water along the western shore of Big Lake, southern end. 1007 Comment
  CAS-BOT-BC118763  Carex preslii George Wilson Gillett 1957-8-8 995 Shasta Headwaters of West Fork of Hat Creek below cliffs of E shoulder of Lassen Peak. 2529 Comment
  CAS-BOT-BC118767  Carex preslii A. A. Heller 1942-9-7 16532 Shasta Edge of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CAS-BOT-BC118610  Carex raynoldsii John Thomas Howell 1961-6-20 36557 Shasta Dersch Meadows, Lassen Volcanic National Park. 1981 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
  UCD140793  Carex rossii D. H. Norris; T. Nelson, S. Dowty 1971-6-21 19138 Shasta near Baker Lake about 5 miles east of Old Station on Forest Rd. 33N20A. Comment
  CAS-BOT-BC118274  Carex scopulorum var. bracteosa Hans Leschke 1964-8-1 s.n. Shasta Hemlock Lake Comment
  CAS-BOT-BC28302  Carex scopulorum var. bracteosa F. J. Hermann 1955-7-28 11957 Shasta Springy slope above Bumpas Hell. 2529 Comment
  CAS-BOT-BC117755  Carex simulata Hans Leschke 1958-8-16 1558 Shasta Grassy Swales 1950 Comment
  CDA12174  Carex simulata G. F. Hrusa 1991-6-25 8502 Shasta Sierra Nevada; Under power lines on S side of Pit River on road to Sam Wolfen Spr. Approx. 3/4 m. downstream from Pit 1 Powerhouse. Comment
  CAS-BOT-BC117752  Carex simulata John Thomas Howell 1934-7-11 12565 Shasta Fall River Mills. 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
  JEPS63546  Carex spectabilis W. L. Jepson 1929-9-28 15314 Shasta Manzanita Creek Lassen Peak, Manzanita Creek 2438 Comment
  CAS-BOT-BC117221  Carex spectabilis Lewis Samuel Rose 1945-9-7 45267 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2529 Comment
  SEINET10814039  Carex spectabilis David Castaner 1971-8-17 Castaner s.n. Shasta Lassen Volcanic National Park; King's Creek meadow; near running water thru center of meadow; no cover. 2256 Comment
  SEINET10912961  Carex spectabilis David Castaner 1971-8-17 Castaner 1903 Shasta Lassen Volcanic National Park; Hat Creek Trail near Paradise Meadow; in spray zone of running water. Comment
  SEINET7575737 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45267 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2835 Comment
  UC2015888  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4316 Shasta Lassen Volcanic National Park. Between Sulphur Works and Upper Kings Creek Meadow. Comment
  CAS-BOT-BC115882  Carex subfusca John Thomas Howell 1932-7-9 10865 Shasta Burney Spring. South of Burney. 1432 Comment
  CAS-BOT-BC115885  Carex subfusca Hans Leschke 1958-10-1 1577 Shasta NE slope of Crescent Crater. 2301 Comment
  SEINET7577197 Image available Carex subfusca David Castaner 1989-6-18 10234 Shasta McBride Springs - dry bed Mt. Shasta. Comment
  CAS-BOT-BC115430  Carex utriculata Hans Leschke 1958-8-16 1551 Shasta Grassy Swales. 1950 Comment
  CHSC45251  Carex utriculata L. P. Janeway 1984-9-22 1161 Shasta Lassen Volcanic N.P. Dersh Meadows (N of Summit Lake). 2042 Comment
  CAS-BOT-BC115405  Carex utriculata John Thomas Howell 1960-8-22 36331 Shasta Manzanita Lake 1783 Comment
  CAS-BOT-BC115183  Carex vernacula Hans Leschke 1959-8-10 1658 Shasta Soda Lake Comment
  CAS-BOT-BC115053  Carex vesicaria Frank Warrington Peirson 1932-7-10 10116 Shasta Margina of Lake Eiler, 1000-Lake Basin 1950 Comment
  CHSC89980  Carex vulpinoidea Colby J. Boggs 2003-8-12 56 Shasta Anderson Creek and vicinity within the City of Anderson. Along the edges of Anderson Creek and nearby constructed channels. 124 Comment
  HSC101163  Carex vulpinoidea P. F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  RSA0089823  Carex vulpinoidea Dean Wm. Taylor 2010-6-22 20898 b Shasta Anderson, along Lone Tree Road at Panorama Point. 135 Comment
  JEPS28351  Carex whitneyi George W. Gillett 1957-7-13 783 Shasta Lower Kings Creek Meadow; near start of trail to Bench Lake 2194 Comment
  SEINET3220065 Image available Carex whitneyi David Castaner 1971-8-17 1883 Shasta Hat Creek Trail; dusty NR head. Comment
  SD7775  Cassiope mertensiana Mrs. R. M. Austin Aug 1882 Shasta Lassen Peak 3050 Comment
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Mar 11 2009
  UC1553528  Castilleja E. Dean 1988-7-13 130 Shasta Rd 38N10 going n to Red Mtn. (on w side of rd, just n of jct with 37N72Y (where power line crosses the road, Pacific Crest Trail on w side of rd traveling n) Comment
  JEPS57367  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-30 1928 A Shasta 4 mi e Millville (in gorge of Bear Creek); Bear Creek 243 Comment
  CHSC59606  Castilleja applegatei subsp. martinii Lorna K. Lilly 1989-4-21 18 Shasta Vicinity of O-Brien, ca. 13 mi n of Redding, 0.5 mi e of Hwy 15, 0.3 mi w of Bailey Cove Campground. Hillside area within foothill woodland. 341 Comment
  JEPS3594  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-27 107 Shasta above Park Highway (near old forebay box); Lassen Volcanic National Park 2133 Comment
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Jul 16 2015
  JEPS3600  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-15 79 Shasta 50 ft above s shore of Lower Twin Lake; Lassen Volcanic National Park 2118 Comment
  RSA176800  Castilleja applegatei subsp. pinetorum D. E. Breedlove 1962-6-12 3405 Shasta Along State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range. 1021 Comment
  UC885468  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-24 6531 Shasta ca 20 mi w Fall River Mills (on Hat Creek); Hat Creek Comment
  CAS-BOT-BC243711  Castilleja applegatei var. pinetorum George Gillett 1952-7-20 88 Shasta In the vicinity of the forebay box, above road and across from the store in the Sulphur Works area, Lassen Volcanic National Park Comment
  CAS-BOT-BC243713  Castilleja applegatei var. pinetorum Hans Leschke 1958-8-16 1550 Shasta Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC243724  Castilleja applegatei var. pinetorum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuir Comment
  CAS-BOT-BC243730  Castilleja applegatei var. pinetorum Alice Eastwood 1912-6-29 762 Shasta Goose Valley Comment
  CHSC116936  Castilleja attenuata M. Ocken 2011-4-17 Shasta Two miles west of Anderson. 158 Comment
  SEINET7072727  Castilleja attenuata A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near Lake Redding. UTM Zone 10, 551043mE, 4493417mN. Coordinate datum: NAD 27.) Comment
  JEPS113198  Castilleja lacera Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13839 Shasta About 100 yards north of a poor dirt road, about 1/4 mile north of Digger Creek, about 1/2 mile north of Manton Road, about 4.3 miles east northeast of the intersection of Manton Road and Wildcat Road, about 1 1/2 miles (air) southwest of Manton 256 Comment
  JEPS4325  Castilleja lacera R. F. Hoover 1937-5-19 2272 Shasta 4 mi e Redding Comment
  UC27288  Castilleja lacera F. W. Morse Jul 1886 Shasta Shasta Comment
  SBBG26851  Castilleja lacera C. L. Hitchcock 1940-5-27 6831 Shasta open lava flow meadow, near McArthur Comment
  CHSC48976  Castilleja lemmonii Vernon Oswald 1986-7-30 2258 Shasta Kings Creek Picnic Area, Lassen Volcanic National Park. 2243 Comment
  JEPS3602  Castilleja lemmonii Milo S. Baker 1947-8-12 11966 Shasta across Hwy 89 from Emerald Lake; Mt. Lassen National Park 2438 Comment
  JEPS6870  Castilleja lemmonii George Gillett 1952-8-26 Shasta Kings Creek, upstream from Kings Creek highway crossing Kings Creek; Lassen Volcanic National Park 2255 Comment
  UC532169  Castilleja lemmonii Herbert F. Copeland 1931-8-9 Shasta shores Emerald Lake; Mt. Lassen 2438 Comment
  RSA0089887  Castilleja miniata subsp. miniata Dean Wm. Taylor 2012-8-22 21305 Shasta Trinity Mountains; about 1 air mile South of Rattlesnake Hill along Forest Road 37N40, headwaters watershed Boulder Creek. 1752 Comment
  JEPS79378  Castilleja parviflora L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5150 Shasta about 1.5 air mi below Summit Lake (on Drakesbad trail); Lassen National Park 1950 Comment
  UCR268864  Castilleja tenuis Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31418 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
  CAS-BOT-BC48634  Ceanothus cordulatus Ira L. Wiggins 1938-7-25 8995 Shasta Near Bloods, Ebbets Pass Road Comment
  CAS-BOT-BC48635  Ceanothus cordulatus Ynez Whilton Winblad 1937-6-19 s.n. Shasta Jackass Meadow 2286 Comment
  CAS-BOT-BC48386  Ceanothus cuneatus Brent Helm; Curtis Miller; Mark Steiger 1988-4-24 76 Shasta Pitt River Canyon reststop adjacent to Pitt River Falls, Montane Forest 1013 Comment
  CAS-BOT-BC49027  Ceanothus cuneatus Joseph J. Waner 1968-9-24 367 Shasta .5 m. e. of 297 int. with 89 near Burney Falls Comment
  CHSC9221  Ceanothus cuneatus G. Strausbaugh 1970-3-29 22 Shasta East bank of Whiskey Creek ca. 100 ft. above water and ca. 25 yds. nw of Whiskeytown Hwy. 373 Comment
  JEPS128825  Ceanothus cuneatus Julie Kierstead Nelson with Martin Lenz 2017-5-5 2015 -004 Shasta Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21. Comment
  UCD111794  Ceanothus cuneatus J. M. Tucker 1968-9-14 4142 Shasta beside State Highway 89, 4.2 miles south-southeast of its intersection with U.S. Highway 299. 975 Comment
  UC1071138  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-11-15 179 Shasta French Gulch Weaverville quad 914 Comment
  UC1181948  Ceanothus cuneatus var. cuneatus J. I. Mallory 1960-10-26 199 Shasta 1 mi nne Pit No. 1 Power House (on US 299); quad. 22A1 963 Comment
  UCSB24506  Ceanothus cuneatus var. cuneatus McMinn, H. 1931-5-22 Shasta Redding Comment
  CAS-BOT-BC63634  Ceanothus integerrimus Lewis S. Rose 1934-4-21 34239 Shasta Delta. 396 Comment
  CAS-BOT-BC63635  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1806 Shasta Between Lemoine and delta. Comment
  SBBG27266  Ceanothus integerrimus C. B. Wolf 1941-7-26 11083 Shasta 4 mi NE of summit of Buckhorn Mtn, on the Weaverville-Redding Rd 731 Comment
  UC1070760  Ceanothus integerrimus H. R. Josephson 1933-6-29 29 Shasta Head Mill Creek Weaverville quad. 701 Comment
  UC870579  Ceanothus integerrimus C. L. Hitchcock 1940-5-20 6476 Shasta 25 mi e Redding Comment
  UCD123151  Ceanothus integerrimus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7402 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC51064  Ceanothus integerrimus var. macrothyrsus Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags 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-BC50612  Ceanothus lemmonii Lewis S. Rose 1934-4-21 34236 Shasta Castle Rock 609 Comment
  CAS-BOT-BC50623  Ceanothus lemmonii Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-23 79 Shasta Whiskeytown, parking lot of Whiskeytown Lake Recreation Area Comment
  CHSC111317  Ceanothus lemmonii Julie Kierstead Nelson 2013-4-16 f 2013 -006 Shasta 5 mi. N of Shasta College, NE of Redding, in rural residential area; UTM Zone 10N, 558290E 4500503N. 199 Comment
  JEPS18564  Ceanothus lemmonii Rimo Bacigalupi and L. R. Heckard 1957-8-17 6056 A Shasta 7 mi above and s Big Bend (drainage of Little Roaring Creek); Cascade Range, Shasta Range 883 Comment
  UC1070797  Ceanothus lemmonii R. W. Lundh 1932-11-15 176 Shasta Frech Gulch Weaverville quad. 914 Comment
  UCD112195  Ceanothus lemmonii G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7768 Shasta Just N of Ellery Creek campground, just N of Ellery Creek campground. 320 Comment
  RSA95356  Ceanothus lemmonii Alice Eastwood, John T. Howell 1934-4-21 1801 Shasta Castella Comment
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Apr 24 2011
  CHSC8630  Ceanothus prostratus L. V. Ritter 1969-4-19 192 Shasta 8 mi. ne of Manton., e side Forward Rd. Comment
  RSA25714  Ceanothus prostratus Carl B. Wolf 1941-7-24 11066 Shasta 2.3 miles above SW of Hat Creek ranger Station on road to Burney Spring. 1220 Comment
  UC1543758  Ceanothus prostratus Harold and Virginia Bailey 1948-8-27 2845 Shasta Lassen Volcanic National Park, Loop Road about 3 mi E of Manzanita Lake 1828 Comment
  CAS-BOT-BC52066  Ceanothus prostratus Milo S. Baker 1935-6-25 8109 Shasta Near Lassen Camp Hiwy. 39 Comment
  CAS-BOT-BC52073  Ceanothus prostratus C. H. M. 1907-9-11 s.n. Shasta Montgomery Hill Comment
  UC18315  Ceanothus pumilus Milo S. Baker 1894-6-1 Shasta Lava beds near Fall River Valley; Lava beds near Fall River Valley Comment
  UCD112770  Ceanothus velutinus G. F. Hrusa; T. D. Wilfred 1996-6-10 13000 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  UCD112826  Ceanothus velutinus D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest -- Lassen Volcanic National Park. 1700 Comment
  CAS-BOT-BC52415  Ceanothus velutinus var. velutinus C. H. M. 1907-9-1 s.n. Shasta Near Lassen Peak (South of Lassen and East of Morgan Springs) Comment
  RSA0056563  Centaurea Greg de Nevers 2001-8-25 12621 Shasta Ahjumawi State Park. 914 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
  CAS-BOT-BC277246  Centaurea solstitialis Robin Schramm 1998-6-21 62 Shasta Redding, end of Salmon Creek Rd. Comment
  CDA19163  Centaurea squarrosa J. Xerogeanes 2000-6-7 PDR 1242914 Shasta Modoc Plateau; N side of Cassel Rd across from post office, Cassel. 0 Comment
  JEPS93988  Centaurea virgata subsp. squarrosa Vernon H. Oswald 1998-8-30 9559 Shasta e. side of the s.w. (largest) cinder pit in the cluster on Fall R. Mills-Cassell Rd. 1158 Comment
  OBI75207  Centaurium David J. Keil, with Kathleen Keil 2011-7-25 31089 Shasta Trailhead area, south side of Clear Creek Road west of Redding 150 Comment
  JEPS46370  Centaurium venustum J. W. Blankinship 1910-6-21 Shasta Anderson Comment
  SEINET7073015  Centaurium venustum A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  UC61682  Centromadia fitchii Geo. B. Grant 1902-9-1 5272 Shasta Redding 0 Comment
  CAS-BOT-BC288787  Centromadia fitchii A. A. Heller 1914-8-30 11750 Shasta 8 miles N of Redding Comment
  HSC28510  Centromadia fitchii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19081 Shasta Along Hwy. 44, 4 mi. E of Redding Comment
  UC160246  Cephalanthera austiniae Miss Donna Silvey June, 1911 Shasta Castella Comment
  CAS-BOT-BC222966  Cephalanthus occidentalis Carl B. Wolf 1930-10-14 1742 Shasta 5 miles east of Redding on road to Burney 152 Comment
  CAS-BOT-BC222972  Cephalanthus occidentalis Mrs. H. C. Cantelow 1936-8-22 1711 Shasta French Gulch Comment
  CAS-BOT-BC222975  Cephalanthus occidentalis W. R. Dudley 1899-8-18 s.n. Shasta Toward Shasta P.O. Comment
  JEPS51342  Cerastium glomeratum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CAS-BOT-BC207601  Cercis occidentalis Elmer I. Applegate 1929-6-23 5827 Shasta Hat Creek Valley, upper Pitt River region Comment
  CAS-BOT-BC207603  Cercis occidentalis John Thomas Howell 1927-4-6 2308 Shasta Near Whiskeytown Comment
  CAS-BOT-BC207607  Cercis occidentalis Alice Eastwood 1912-7-1 888 Shasta Pitt River Comment
  CAS-BOT-BC291605  Cercis occidentalis Camille F. Nowell 2012-7-20 56 Shasta Hwy 36, 1 mi W of Platina. 708 Comment
  CAS-BOT-BC291611  Cercis occidentalis Camille F. Nowell 2012-7-17 50 Shasta Hwy 299; 3 mi SW of Ingot. 369 Comment
  CHSC101369  Cercis occidentalis Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Bryne 2007-10-16 6 Shasta Southern Cascades Ecoregion. On 35N24. 500 Comment
  JEPS64786  Cercis occidentalis J. W. Blankinship 1909-10-16 Shasta Coram Comment
  RSA59570  Cercis occidentalis Verne Grant, Alva Grant 1950-7-14 8951 Shasta On Hogback Ridge ca. 7 miles west of Fall River Mills on Highway 299. Comment
  CHSC88342  Cercocarpus betuloides var. betuloides R. Fischer; J. Marr 2004-5-24 225 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  RSA11814  Cercocarpus ledifolius Elmer I. Applegate 1929-6-23 5868 Shasta Hat Creek Valley, Eastern Shasta County. Comment
  CHSC30236  Chaenactis douglasii var. douglasii M. S. Taylor; J. D. Prouty 1980-6-25 2970 Shasta Grizzly Peak and ridge to the west, ca. 5 mi e of Lake McCloud. 1905 Comment
  HSC71905  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5824 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  JEPS3293  Chaenactis douglasii var. douglasii George Gillett and G. L. Stebbins 1952-8-7 152 Shasta about 1/4 mi below (n of) Hat Lake 1996 Comment
  UCSB16063  Chaenactis glabriuscula Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CHSC68712  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald 1997-5-20 8477 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd. through lava beds, 3.5 mi east of Cassel-Fall River Rd. 1173 Comment
  UC1061691  Chaenactis nevadensis George W. Gillett 1953-8-18 205 Shasta Lassen Peak Trail Lassen Volcanic National Park 2895 Comment
  UCD130433  Chaenactis nevadensis Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5419 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  UCD67766  Chaenactis nevadensis Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in rocky and dry slopes at Lassen Peak. 3020 Comment
  CAS-BOT-BC141679  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta Four miles west of Burney along U.S. 299 1066 Comment
  CHSC3451  Chamaecyparis lawsoniana Judy Potter 1966-4-3 Shasta Robinson's yard, Sweetbrier. 1 mile south Castella. 548 Comment
  SEINET194309  Chamaecyparis lawsoniana A. A. Heller 1923-8-28 13826 Shasta Near Sims Comment
  CAS-BOT-BC80489  Chamaecyparis lawsoniana Laura M. Lathrop 1903-7-27 s.n. Shasta Shasta Retreat Comment
  JEPS91373  Chamaesyce serpillifolia subsp. serpillifolia Dean W. Taylor 1991-6-12 11895 Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  UC399639  Cheilanthes gracillima Mrs. R. M. Austin Aug 1896 355 Shasta Lassen Peak Comment
  UCD70554  Cheilanthes gracillima Susan Mazer 1982-8-5 Shasta Bowman Lake Rd. Comment
  SEINET10679081  Chenopodium botrys Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 168 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. 349 Comment
  CAS-BOT-BC451340  Chimaphila menziesii Alice Eastwood 1912-8-22 s.n. Shasta Lassen Butte Region Comment
  CAS-BOT-BC498786  Chlorogalum angustifolium E S Gans 1884-5-1 s.n. Shasta Red Bluff Comment
  UC75508  Chorizanthe stellulata Milo S. Baker 1898-7-6 460 Shasta near Clover Creek Falls; near Clover Creek Falls Comment
  CAS-BOT-BC247546  Chorizanthe stellulata Mrs. H. C. Cantelow 1940-5-30 3462 Shasta 4 mi. E. of Redding, Hy. 299 Comment
  RSA816  Chrysothamnus nauseosus subsp. albicaulis E. R. Johnson 1928-8-31 1190 Shasta Fall River Valley Comment
  CHSC89664  Chrysothamnus viscidiflorus subsp. lanceolatus R. Fischer; J. Marr 2004-8-13 347 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Near camp 7. 1016 Comment
  UC1714521  Cichorium intybus P. L. Johannsen 1932-6-30 154 Shasta Redding Redding Quadrangle 304 Comment
  UCD126317  Cicuta douglasii Beecher Crampton 1964-8-26 7182 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  OBI81544  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-6-17 48 Shasta Hwy 299, 10 miles south of intersection with Hwy 89 across from Vista Point Comment
  CDA1482  Cirsium occidentale var. venustum T. C. Fuller 1959-7-9 2764 Shasta Hwy 99, about 2 mi. N of O Brien. (Near Salt Creek, Shasta Lake.) Comment
  CDA38613  Cirsium occidentale var. venustum C. Yingst & A. Davy 2012-7-3 PDR# 450 P06001718 Shasta Lake Shasta; Turntable road at Lower Deck Road; near I-5, USFS property. 0 Comment
  UCD130683  Cirsium scariosum G. F. Hrusa; T. D. Wilfred 1996-7-22 13357 Shasta Along USFS S16 in Bunchgrass Valley. Approximately 4 miles west of Highway 89. 1635 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-BC439038  Cistanthe monosperma Mrs. E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen Nat'l. Park. Comment
  CAS-BOT-BC439041  Cistanthe monosperma Alice Eastwood 1922-10-18 11540 Shasta Shasta Springs Comment
  CAS-BOT-BC228941  Cistanthe umbellata Alice Eastwood 1912-6-29 1009 Shasta Goose Valley Comment
  CAS-BOT-BC228938  Cistanthe umbellata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station 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
  CAS-BOT-BC172415  Clarkia borealis Alice Eastwood 1912-7-25 1430 Shasta Pitt to Baird Comment
  CAS-BOT-BC172412  Clarkia borealis L. E. Smith 1913-7-7 s.n. Shasta Pitt River Comment
  LA97375  Clarkia borealis subsp. arida Ernie Small; 1967-7-21 206 Shasta State Hwy 44 E of Redding, 1.2 mi E of intersection with county rd A17, 7.7 mi W of Shingletown 518 Comment
  UC1461634  Clarkia borealis subsp. borealis E. Small 1967-7-10 189 Shasta O'Briens Lake Shasta (Shasta Caverns Rd 1.0 mi n of intersection with Lakeview Rd); O'Briens, Shasta Caverns Road, Lake Shasta, Shasta Co. 396 Comment
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Feb 15 2013
  SEINET10492117  Clarkia concinna U. M. O. 1985-5-12 UMO 118 Shasta Sec 19, t30n, r8w, 12 mi e of platinga, county rd a16. Habitat; chaparral, disturbed. Loose gravel. 396 Comment
  JEPS90031  Clarkia concinna subsp. concinna Dean W. Taylor 1993-6-16 13692 Shasta Platina Road near Old Man Rock 5 air mi ne of junction with Highway 36 Old Man Rock; North Coast Ranges, Platina Road Comment
  CHSC13884  Clarkia gracilis subsp. gracilis D. Joley 1968-5-5 39 Shasta Found growing ca. 10 mi. N of Lassen Park on Hwy. 44. Comment
  CAS-BOT-BC162509  Clarkia gracilis subsp. gracilis Alice Eastwood 1912-6-29 828 Shasta Goose Valley Comment
  JEPS108142  Clarkia lassenensis L. P. Janeway 1995-6-9 4778 Shasta High Cascade Range. Along Hwy 299 about 6.8 mi northeast of Ingot and 3.7 mi southwest of Round Mountain 469 Comment
  CAS-BOT-BC163176  Clarkia lassenensis D. E. Breedlove 1962-6-11 3392 A Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  RSA25349  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  RSA27416  Clarkia lassenensis C. L. Hitchcock 1940-5-24 6529 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC930760  Clarkia purpurea C. L. Hitchcock 1940-5-27 6639 Shasta near McArthur Comment
  CAS-BOT-BC163450  Clarkia purpurea subsp. quadrivulnera Ellsworth Bethel 1923-6-23 s.n. Shasta Ingot Comment
  JEPS91191  Clarkia purpurea subsp. viminea 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 west of Ingot); Shasta-Trinity National Forest 533 Comment
  POM211870  Clarkia purpurea subsp. viminea Elmer I. Applegate 1929-7-23 5836 Shasta Ingot Comment
  CAS-BOT-BC164960  Clarkia rhomboidea Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC66147  Clarkia rhomboidea Vernon H. Oswald 1996-5-30 7673 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 3.2 mi E of the McCloud River Bridge. On a roadcut. 457 Comment
  HSC30038  Clarkia rhomboidea D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19094 Shasta Along Hwy. 44, about 2 mi. W of Shingletown Comment
  RSA60873  Clarkia rhomboidea Frank W. Gould 1939-5-26 741 Shasta 17 miles N of Redding 457 Comment
  JEPS43221  Claytonia lanceolata W. L. Jepson 1910-6-8 4089 Shasta Lassen Peak 1981 Comment
  RSA0080493  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC144456  Claytonia parviflora subsp. parviflora A. A. Heller 1905-5-30 7900 Shasta near Redding Comment
  CAS-BOT-BC233849  Claytonia parviflora subsp. parviflora E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CHSC110801  Claytonia rubra subsp. rubra Dean Wm. Taylor 2013-4-25 21340 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  CAS-BOT-BC92741  Clematis ligusticifolia L. E. Smith 1913-8-17 s.n. Shasta Redding. Comment
  SBBG967  Clintonia uniflora H. and M. Dearing 1938-6-30 2213 Shasta near Burney 1219 Comment
  CHSC33009  Collinsia parviflora Richard K. McGaugh 1979-4-14 18 Shasta At north base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 250 m. s. of Castle Creek, near Castella. 621 Comment
  UC1736632  Collinsia parviflora Dean Wm. Taylor with Robert A. Price 1988-6-1 9705 Shasta Burney Valley, on Black Ranch Road ca. 3.3 miles N of Burney and Highway 299 944 Comment
  UCD14996  Collinsia parviflora John M. Tucker 1970-5-3 4184 Shasta California, Shasta Co.; east side of Highway 299, 2 mi. southwest of Pit River crossing; Comment
  HSC31341  Collinsia parviflora D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19219 Shasta Near Baker Lake about 5 mi. E of Old Station on road 33N0A Comment
  CHSC55414  Collinsia sparsiflora Vivian L. Long 1991-3-30 1 Shasta Ca. 2 m e Wildcat Rd, 1.28 km n junction Wildcat Rd and A6. 329 Comment
  SD46683  Collinsia torreyi E. K. Balls, L. W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen 1341 Comment
  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
  UC1023725  Collinsia torreyi var. wrightii Francis W. Pennell 1940-7-22 26232 Shasta Route 89 above Kings Creek (Lassen National Park); Lassen National Park 2164 Comment
  CHSC66148  Collomia heterophylla Vernon H. Oswald 1996-5-30 7683 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 11.9 mi E of the McCloud River Bridge. On a roadside bank. 457 Comment
  RSA409234  Collomia heterophylla Christopher Davidson 1973-5-26 2170 Shasta ca. 15 mi W of Burney on St Hwy 299. Above roadbank on abandoned dirt rd near Hwy 299 915 Comment
  UC73640  Collomia heterophylla Misses Jones and Alexander 1902-6-25 Shasta Spring Camp 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
  UCSB15831  Collomia linearis Breedlove, Dennis 1962-6-11 Shasta State Highway 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  SEINET10869727  Collomia tinctoria Mary Susan Taylor 1980-6-25 Taylor 2950 Shasta T38N R2W nw sec 27 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; on limestone talus, s-facing slope, on 38N11, ca. 0.5 mi S of McCloud Reservoir Dam, ca. 4 mi S of Wyntoon. With J. Prouty. 732 Comment
  CAS-BOT-BC180406  Comandra umbellata subsp. californica L. E. Smith 1913-4-14 63 Shasta Iron Mountain 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
  POM260029  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  SACT000006  Comandra umbellata subsp. californica 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
  HSC46132  Corallorhiza maculata J. P. Smith 1976-5-22 8802 Shasta French Gulch-Carrville Rd. 1220 Comment
  RSA70047  Corallorhiza maculata Frank W. Peirson 1932-7-12 10131 Shasta Thousand-Lake Basin. 1951 Comment
  SJSU1592  Corallorhiza striata C. W. Sharsmith 1954-6-25 6200 Shasta Viola 1341 Comment
  JEPS86234  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1979-8-28 5161 Shasta along road to Shasta Dam (at Summit City); Summit City 304 Comment
  RSA216181  Cordylanthus pilosus subsp. hansenii J. T. Howell 1969-8-4 45876 Shasta hot dry flat about 9 miles NE of Cottonwood Comment
  UCSB70421  Cordylanthus pilosus subsp. hansenii Heckard, L. 1971-8-28 Shasta Along route 299, 1.8 miles west of French Gulf junction (17 miles west of Redding) 548 Comment
  JEPS66532  Cordylanthus pilosus subsp. pilosus L. R. Heckard 1971-8-28 2787 Shasta 17 mi w Redding (along route 299, 1.8 mi w of French Gulf junction); North Coast Range 548 Comment
  CAS-BOT-BC209730  Cornus glabrata Marcus E. Jones 1931-7-16 29030 Shasta Pitt River bridge Comment
  UC875990  Cornus glabrata Alice Eastwood 1912-7-25 1418 Shasta Pitt to Baird Comment
  RSA201283B  Cornus nuttallii J. T. Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola. Comment
  RSA201337A  Cornus nuttallii J. T. Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola. Comment
  CAS-BOT-BC210382  Cornus sericea Alice Eastwood 1912-6-29 944 Shasta Goose Valley Comment
  CAS-BOT-BC210556  Cornus sessilis Elmer I. Applegate 1929-6-23 5833 Shasta Ingot Comment
  HSC100049  Cornus sessilis J. P. Smith, & J. O. Sawyer 2010-5-7 12839 Shasta Shasta - Trinity National Forest. Branch rd. off 37N06, above Sims Flat Campground. 524 Comment
  UC21579  Cornus sessilis Misses Jones and Alexander Jun 15 1900-Jul 15 1900 Shasta near Winthrop Comment
  UC112840  Cornus sessilis Dr. W. E. Ritter May 1908 Shasta McCloud R. Comment
  RSA433127  Corydalis caseana M. V. Hood 1940-8-6 s.n. Shasta Kings Creek Meadow, Mt. Lassen 2226 Comment
  UC403966  Corylus californica H. M. Hall and E. B. Babcock Jun 1903 Shasta Upper Sacramento at Delta Comment
  SD104416  Corylus cornuta var. californica Reid Moran 1978-6-25 26099 Shasta West of Little Roaring Creek 725 Comment
  JEPS118699  Crassula tillaea Julie Kierstead Nelson 2006-5-10 2006 -10 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  CHSC115559  Crataegus castlegarensis Lowell Ahart; John Dittes 2015-7-15 20357 Shasta South side of Fall River, on the north side of County Road A19, 3.8 miles west of McArthur, Fall River Valley. 1006 Comment
  CAS-BOT-BC290539  Crepis capillaris Lewis S. Rose 1945-9-4 45255 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  SJSU1546  Crepis capillaris C. W. Sharsmith 1954-6-25 6210 Shasta Viola, southeastern Shasta County 1341 Comment
  UC581217  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2381 Shasta river terrace 1/2 mi ne Fall River Mills (crest and s-facing slope) 1000 Comment
  JEPS28741  Crepis occidentalis George W. Gillett 1957-8-10 1023 Shasta saddle between Ski Heil and Pilot Pinnacle (e exposure); Lassen Volcanic National Park 2636 Comment
  UC1536774  Crepis occidentalis G. H. True 1938-5-24 947 Shasta near Lake Britton 853 Comment
  CAS-BOT-BC290737  Crepis occidentalis subsp. conjuncta Alice Eastwood 1912-6-30 769 Shasta Goose Valley Comment
  CAS-BOT-BC290758  Crepis occidentalis subsp. occidentalis Alice Eastwood; John Thomas Howell 1940-6-11 7932 Shasta Near Fall River Mills Comment
  CHSC99240  Crepis occidentalis subsp. occidentalis Lowell Ahart; John Dittes 2008-6-19 14851 Shasta About 150 yards east of the Pit River, about 10 yards west Cassel-Fall River Road, about 50 yards south of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  RSA565030  Crocidium multicaule D. W. Taylor 1992-3-16 12331 Shasta Fall River Valley, ca. 0.5 mile north along PG&E gas pipeline from the westernmost end of Brown Road. 1006 Comment
  JEPS83682  Crucianella angustifolia Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9621 Shasta 1.2 mi e Salt Creek crossing of Highway 299 (Woodman Creek, along Highway 299); Upper Sacramento Valley, Bella Vista 7.5' quad. 192 Comment
  RSA565003  Crucianella angustifolia D. W. Taylor, R. E. Palmer 1988-5-5 9621 Shasta Woodman Creek along highway 299. 1.2 miles east from crossing of Salt Creek. 192 Comment
  HSC10090  Crypsis schoenoides D. E. Anderson 1962-8-5 2288 Shasta Lower Salt Creek campground Comment
  UCD59921  Crypsis schoenoides Beecher Crampton 1964-8-26 7184 Shasta Castle Crag, Sacramento River. Comment
  SEINET5545412  Cryptantha H. S. Gentry 1962-1 19711 Shasta 4.5 mi. south of Bella Vista. 152 Comment
  UCD119052  Cryptantha ambigua Beecher Crampton 1960-6-16 5641 Shasta northeastern part of county, 7 miles south of Fall River Mills. 1188 Comment
  CHSC33774  Cryptantha crinita J. D. Prouty 1981-6-2 1179 Shasta Ca. 7 mi e of Cottonwood. 175 Comment
  UC1392804  Cryptantha crinita R. F. Hoover 1968-5-28 11121 Shasta Clough Creek at Old Alturas Road Clough Creek 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
  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
  CHSC107404  Cryptantha milobakeri Jake Ruygt 2009-5-25 5421 d Shasta McArthur-Burney Falls State Park. 850 Comment
  JEPS121715  Cryptantha rostellata Julie Kierstead Nelson with Jordan Rainbow 2014-5-9 2014 -012 Shasta Ash Creek Road ca. 2 miles from intersection with Parkville Road, 7 mles east of Anderson. Comment
  CHSC99248  Cryptantha simulans Lowell Ahart; John Dittes 2008-6-19 14865 Shasta Open grassland, 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
  CHSC118351  Cryptantha torreyana Dean Wm. Taylor 2015-6-18 21559 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44 1249 Comment
  CHSC93094  Cryptantha torreyana R. Fischer 2005-5-28 627 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants collected near Ya-She. 1010 Comment
  HSC46271  Cryptantha torreyana Sheila Logan 1978-5-13 141 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  JEPS88162  Cryptantha torreyana V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7917 Shasta nw of Platina (Deer Lick Knob Road (Forest Rte 1) 5.3 mi n of Hwy 36 via Harrison Gulch Road, High North Coast Ranges); High North Coast Ranges, Harrison Gulch Road 1249 Comment
  UC336682  Cryptogramma acrostichoides unknown July 1881 Shasta Lassen Peak Comment
  CAS-BOT-BC68026  Cryptogramma acrostichoides Lemmon 1881-7-1 s.n. Shasta Mt. Lassen Comment
  CAS-BOT-BC70521  Cryptogramma cascadensis H. F. Copeland 1931-8-9 1424 Shasta Mt. Lassen Comment
  CAS-BOT-BC70528  Cryptogramma cascadensis George W. Gillett 1957-8-8 990 Shasta north-east shoulder of Lassen Peak 2529 Comment
  CAS-BOT-BC80736  Cupressus macnabiana C. B. Wolf 1931-8-31 2383 Shasta 1 mile out of Whiskeytown on the road to Redding 304 Comment
  CAS-BOT-BC80744  Cupressus macnabiana G. A. Coleman 1901-8-29 s.n. Shasta Clear Creek, near Clear Creek by toll road, 4 miles west of Shasta P.O. Comment
  RSA176222  Cupressus macnabiana C. O. Stone s.n. Shasta 0.2 mile south of Ash Creek, on flat above creek; flat is crossed by Volta-Millville power line in WNW direction 793 Comment
  NY16692  Cupressus macnabiana W. R. Dudley 1899-8-19 s.n. Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC224417  Cuscuta californica Ellsworth Bethel 1923-6-23 s.n. Shasta Ingot Comment
  JEPS49765  Cycladenia humilis var. humilis V. K. Chesnut and E. R. Drew 1891-1 Shasta Lassen Peak Comment
  JEPS49769  Cycladenia humilis var. humilis W. L. Jepson 1927-6-22 12295 Shasta ridge n Hot Springs Valley (Lassen Peak); , n of Hot Springs Valley 1828 Comment
  JEPS89515  Cycladenia humilis var. humilis Dean W. Taylor with Ingrid Olmsted 1975-8-24 5384 Shasta vicinity of Magee Peak (e. face Crater Peak, Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2606 Comment
  JEPS104168  Cynodon dactylon Lowell Ahart 2003-5-22 10208 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  POM203545  Cynoglossum occidentale F. W. Peirson 1932-7-10 10207 Shasta Margin of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  SEINET4070354  Cynoglossum officinale C. Davidson 1975-1 2646 Shasta 3 miles south of Dickson Flat on Highway 89. 1219 Comment
  UCD38659  Cyperus bipartitus Beecher Crampton 1956-8-20 3784 Shasta Dome Creek, junction with the Sacramento River at Castle Crag. 640 Comment
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Jul 30 2015
  UC1100643  Cyperus niger Malcolm A. Nobs and S. Galen Smith 1949-7-19 1010 Shasta 1 mi. n. Anderson Comment
  JEPS64058  Cyperus squarrosus W. L. Jepson 1914-8-10 5751 Shasta Upper Fall River Valley 1036 Comment
  UCD37066  Cyperus squarrosus Beecher Crampton 1956-8-20 3783 Shasta Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  SEINET12076830  Cypripedium californicum J. G. Lemmon n d s.n. Shasta Scotch Camp, near Shasta Comment
  CHSC3144  Cystopteris fragilis Gary Dutton 1966-5-13 280 Shasta Found 1/2 mile off of 99E East of Sweetbriar Ave. Comment
  CHSC85464  Cystopteris fragilis G. F. Hrusa 1996-5-2 12867 Shasta Lassen National Forest. Cliffs, approx. 1/2 mile S of Old Station Trailer Park. Along Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1460 Comment
  CAS-BOT-BC70562  Cystopteris fragilis Hans Leschke 1959-8-8 1635 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  RSA712550  Dactylis glomerata R. Fischer 2005-7-22 469 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau; along main park road between Crystal Springs and Ya-She at edge of a small meadow 1009 Comment
  UC814509  Damasonium californicum Alice Eastwood Jun 29 1912-Jul 11 1912 981 Shasta Goose Valley Comment
  JEPS28316  Danthonia californica var. americana George W. Gillett 1957-8-20 1120 Shasta Bailey Creek Lassen Volcanic National Park, Brokeoff meadows (near cabin area) 1889 Comment
  UC1558210  Danthonia californica var. americana Harold and Virginia Bailey 1948-8-27 2875 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  RSA91849  Danthonia californica var. americana F. W. Peirson 1932-7-14 10107 Shasta in Big Meadow south of Lake Eiler, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC76223  Darlingtonia californica Lena E. Bowley 1912-5-1 s.n. Shasta Castle Crags. Comment
  CHSC66326  Datisca glomerata V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7913 Shasta Harrison Gulch Rd. 3.3 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  UC140469  Datisca glomerata A. A. Heller 1905-5-31 7917 Shasta near Redding Comment
  SEINET6421146 Image available Datisca glomerata C. L. Hitchcock 1940-1 6499 Shasta 25 miles East of Redding Comment
  UCD130595  Datura wrightii Larry Forero 2012-11-14 s.n. Shasta 8 miles east of city of Redding. Palo Cedros area. 152 Comment
  HSC48883  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9853 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CHSC110533  Delphinium gracilentum Julie Kierstead Nelson 2012-5-12 2012 -035 Shasta Open road cut along Gilman Rd at intersection with Stratton Rd, ca 1 mile E of I-5. 339 Comment
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Apr 22 2016
  UCR45419  Delphinium hesperium subsp. hesperium M. Bransom, D. Brown, R. Hildebrant, N. Meiselman 1986-5-11 101 Shasta 4 mi. SW of Ono on City Rd. A16 Comment
  CAS-BOT-BC9840  Delphinium nudicaule F. Almeda; R. Eisenhardt 1995-5-29 7425 Shasta Willow Creek Ranch, about 6.8 miles south of the intersection of Calif. State Road # 89 and Squaw Valley Road in McCloud 883 Comment
  CHSC65825  Delphinium nudicaule Maria Ulloa-Cruz 1995-4-17 96 Shasta Shasta-Trinity National Forests. Waters Gulch Trail, ca. 1200 m from trailhead. 350 Comment
  CHSC9475  Delphinium nudicaule G. Strausbaugh 1970-5-30 95 Shasta In vernal creek bed ca. 50 ft. up hill from nature trail ca. .5 mi. se from beginning of trail at Brandy Creek Marina. Comment
  JEPS47385  Delphinium nudicaule L. R. Heckard and Robert Ornduff 1966-4-28 1479 Shasta just n Highway 299 (about 3 mi w of Ingot (or 8 mi e of Bella Vista), near quarry) Comment
  UC1053437  Delphinium nudicaule Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3137 Shasta cliffs alon river directly opposite railroad shops (e side of canyon opposite town of Dunsmuir); Sacramento River Comment
  CHSC1451  Delphinium nuttallianum M. Underhill 1952-6-22 Shasta 1371 Comment
  CAS-BOT-BC116140  Delphinium nuttallianum George Wilson Gillett 1957-7-1 620 Shasta Old emigrant trail north of Noble Pass 1877 Comment
  HSC46994  Delphinium patens Mark Flippo 1978-5-13 65 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  SEINET3159390  Delphinium pauciflorum M. E. Jones 1897-7-8 sn Shasta Lassen Peak 1829 Comment
  CAS-BOT-BC122002  Delphinium variegatum D. Haskamp; E. Sonnenblick; M. Taft 1995-5-6 50 Shasta 1.1 miles north of the Blue Oak campground turnoff. 762 Comment
  UCD63285  Deschampsia elongata Alice Eastwood 1912-6 920 Shasta Goose Valley. Comment
  CHSC89688  Descurainia pinnata subsp. halictorum R. Fischer; J. Marr 2004-5-27 392 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail between Horr Pond and Crystal Springs. 1011 Comment
  CHSC93063  Descurainia pinnata subsp. halictorum R. Fischer 2005-5-21 502 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing along western shore of Big Lake at meadow edge. 1010 Comment
  CHSC93061  Descurainia sophia R. Fischer 2005-4-14 514 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected off Hwy. 299 at the Pit River Vista west of Fall River Mills. 1219 Comment
  CHSC92999  Dianthus deltoides subsp. deltoides R. Fischer 2005-7-18 458 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, west of Ya-She camps and east of old homestead, on the western border of the park in YPF. 1011 Comment
  RSA0094217  Dianthus deltoides subsp. deltoides Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31409 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  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
  CHSC9226  Dicentra formosa G. Strausbaugh 1970-5-30 98 Shasta Third cove nw Brandy Creek Swimming Area, and ca. 15 ft. sw from water's edge amid rocks. 370 Comment
  CAS-BOT-BC402463  Dicentra formosa subsp. formosa F. Almeda; R. Eisenhardt 1995-5-29 7430 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud 883 Comment
  CAS-BOT-BC402461  Dicentra formosa subsp. formosa Rodney Gregg 1948-5-27 s.n. Shasta Shasta Dam Comment
  UCR152414  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 mi NE of Castle Crag Hotel Comment
  SEINET7293068 Image available Dichanthelium acuminatum subsp. fasciculatum A. A. Heller 1905-1 7856 Shasta Near Redding Comment
  HSC75404  Dichelostemma capitatum subsp. capitatum Teresa Prendusi 1977-3-26 140 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  HSC49120  Dichelostemma capitatum subsp. capitatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9708 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CAS-BOT-BC520391  Dichelostemma congestum Dana York 2012-5-19 3113 Shasta Shasta-Trinity National Forest, Peak 2968 just N of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake 902 Comment
  CAS-BOT-BC502561  Dichelostemma congestum Roxana S. Ferris; Laura Lorraine 1948-6-16 11870 Shasta 1 mi N of Pollard Gulch on US Hwy 99, between Dunsmuir and Redding Comment
  CHSC42191  Dichelostemma ida-maia Steven A. Conley 1986-4-15 10 Shasta Whiskeytown Lake, 22 mi w of Redding. Brandy Creek picnic area, ca. 1/4 mi e on hiking trail. Comment
  RSA304266  Dichelostemma ida-maia James R. Shevock 1971-5-29 1122 Shasta Whiskeytown Lake. 457 Comment
  CHSC7134  Dichelostemma multiflorum D. Russell Droege 1969-4-20 22 Shasta Cottonwood to Viola road (A17) 9 1/2 mi from Cottonwood on s side of road. Comment
  CHSC9309  Dichelostemma multiflorum G. Strausbaugh 1970-5-24 68 Shasta Ca. 15 ft. above the water's edge on w bank of first cove west of Brandy Creek Swimming Area. 370 Comment
  HSC44876  Dichelostemma multiflorum J. P. Smith 1973-5-6 6575 Shasta Oak Bottom Campground in Whiskeytown Recreation Area Comment
  UCD123084  Dichelostemma multiflorum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7371 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC502654  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding Comment
  SEINET3885679  Dichelostemma pulchellum J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-8 9628 Shasta Trinity National Forest. Road above Beegum Gorge Campground.; 0 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
  UC584280  Dieteria canescens var. shastensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2392 Shasta w Fall River Mills; slopes of Saddle Mt. 1310 Comment
  JEPS28811  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1156 Shasta flats w and n Crescent Crater; Lassen Volcanic National Park 2362 Comment
  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
  CAS-BOT-BC153641  Diplacus jepsonii George W. Gillett 1953-7-14 275 Shasta 400 yards below ranger station, Vicinity of Summit Lake 2011 Comment
  CAS-BOT-BC153298  Diplacus kelloggii L. E. Smith 1913-3-28 14 Shasta Pitt River near Pitt Comment
  SBBG22459  Diplacus kelloggii H. and M. Dearing 1939-6-16 3657 Shasta 25 mi W of Redding Comment
  CAS-BOT-BC153436  Diplacus layneae Barrett Anderson 1986-7-9 3112 Shasta Clark Creek Rd just W of Hwy 89 975 Comment
  CAS-BOT-BC151449  Diplacus nanus Ella Dales Cantelow 1940-5-31 4431 Shasta E. of McArthur Comment
  CHSC68727  Diplacus tricolor Vernon H. Oswald 1997-5-20 8471 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  CAS-BOT-BC151322  Diplacus tricolor G. Schoolcraft 1988-5-11 1795 Shasta Little Hot Springs Valley about 3 mi. s. of Day 1051 Comment
  SJSU1527  Diplacus tricolor C. W. Sharsmith 1954-6-23 6182 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  JEPS117847  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -29 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  JEPS117869  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -24 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  CHSC110799  Dodecatheon hendersonii Dean Wm. Taylor 2013-4-25 21337 Shasta Cascade Ranges. Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  UC673489  Dodecatheon hendersonii Dorothy Tebbe 1930-3-26 30 Shasta on highway near Redding; near Redding Comment
  HSC17878  Dodecatheon hendersonii W. R. Oxner 1966-4-5 12 Shasta Pollard Flat Comment
  POM59151  Downingia bacigalupii H. M. Hall, E. B. Babcock 1903-06 4197 Shasta Fall River Springs NE Shasta county; Sierra Nevada Mts. 1067 Comment
  UC890607  Downingia bicornuta var. bicornuta Elmer I. Applegate 1929-6-23 5862 Shasta near Cassel (ne Shasta County); Hat Creek Comment
  CHSC84112  Downingia cuspidata Lowell Ahart; John Dittes 2003-5-12 10142 Shasta In a vernal pool, pasture field, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET7063010  Downingia cuspidata A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. UTM Zone 10, 559140mE, 4490505mN. (WGS84/NAD83). 175 Comment
  UC1019320  Downingia cuspidata J. W. Blankinship 1911-5-12 Shasta Redding Comment
  UC596038  Downingia cuspidata R. F. Hoover 1936-5-22 1204 Shasta 3 mi e Redding Comment
  UC54574  Downingia montana H. M. Hall and E. B. Babcock Jun 1903 4280 Shasta North Fork Battle Creek Sierra Nevada Mountains 1219 Comment
  UC726430  Downingia montana A. A. Heller 1941-5-30 16155 Shasta 3 mi ne Redding Comment
  RSA32876  Downingia montana A. A. Heller 1941-5-30 16155 Shasta On the plateau 3 miles NW of Redding. Comment
  CAS-BOT-BC42078  Draba aureola J. G. Lemmon 1872-6-22 s.n. Shasta Summit of Lassen Peak. Comment
  UC117776  Draba aureola J. G. Lemmon 1870-1 Shasta summit Mt. Lassen Comment
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Jan 12 2009
  UC338667  Draba aureola unknown Shasta Lassens Peak Comment
  CHSC89717  Draba verna R. Fischer; J. Marr 2004-5-24 397 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1027 Comment
  UCD148874  Draperia systyla Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8190 Shasta North side of Lake Shasta. McCloud River Arm. Bailey Cove Trail. North-facing slope. 350 Comment
  CAS-BOT-BC159426  Drymocallis glandulosa var. glandulosa L. E. Smith 1913-5-2 159 Shasta Kennet Comment
  JEPS28528  Drymocallis lactea var. austiniae George W. Gillett 1957-7-3 647 Shasta Badget Flat Lassen Volcanic National Park, Badger Flat 1905 Comment
  OBI17240  Dysphania botrys Robert F. Hoover 1968-5-28 11119 Shasta Stillwater Crk E of Redding Comment
  UC1100582  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-7-20 1032 Shasta Fall River at Glenburn Comment
  UCD49744  Eleocharis macrostachya P. B. Kennedy 1927-6-15 26 Shasta Pit-River, Loasely Pool. Comment
  CHSC105713  Eleocharis quadrangulata Julie Kierstead Nelson 2007-9-20 2007 -032 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS118740  Eleocharis quadrangulata Julie Kierstead Nelson 2007-9-20 2007 -032 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  JEPS64020  Eleocharis radicans J. W. Blankinship 1909-9-3 Shasta Redding Comment
  CDA14151  Elodea canadensis G. F. Hrusa, T. Holmes 1997-6-18 13865 Shasta Fall River; Common colonial aquatic in the Fall River upstream from Glenburn. Comment
  UCD61587  Elymus elymoides P. B. Kennedy 1926-5-30 Shasta Cottonwood Creek, Beegum. Comment
  CAS-BOT-BC227896  Elymus elymoides John Thomas Howell 1960-8-19 36175 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  JEPS100929  Elymus elymoides subsp. elymoides Dean W. Taylor 1975-8-24 5380 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2563 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
  UC1024820  Elymus elymoides subsp. elymoides Leo Whitney 1935-6-20 3255 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UCD61786  Elymus glaucus G. F. Hrusa 1991-6-27 8497 Shasta Pit River below Pit 1 powerhouse on S bank of river. Pit River Drainage. 1000 Comment
  JEPS28321  Elymus glaucus subsp. glaucus George W. Gillett 1957-8-2 966 Shasta swale 1/4 mi below Summit Lake (100 yd s of Corral Meadow trail); Lassen Volcanic National Park 2026 Comment
  JEPS28323  Elymus glaucus subsp. glaucus George W. Gillett 1957-7-11 707 Shasta on Chaos Crags trail 1/4 mi above Manzanita Creek; Lassen Volcanic National Park 1889 Comment
  JEPS73994  Elymus glaucus subsp. glaucus Virginia E. Long 1931-6-12 88 a Shasta between Twin Bridges and Ball's Ferry (Sacramento River) (between Millville and Cottonwood) Comment
  CHSC46570  Epilobium anagallidifolium Vernon H. Oswald 1989-7-24 3891 Shasta Emerald Lake, Lassen Volcanic Park. On the northwest edge of the lake. 2468 Comment
  CHSC96264  Epilobium ciliatum subsp. ciliatum R. Fischer 2006-10-23 948 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the north edge of a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  UC511322  Epilobium ciliatum subsp. ciliatum Lyman Benson 1930-7-18 2206 Shasta e Round Mount. (summit, along stream); N. Sierra Nevada Mt. Range, Hatchet Creek 1219 Comment
  CHSC46577  Epilobium glaberrimum subsp. fastigiatum Vernon Oswald 1986-7-28 2249 Shasta Trail between Bumpass Hell and Cold Boiling Lake at a point overlooking Crumbaugh Lake, Lassen Volcanic National Park. 2362 Comment
  JEPS97386  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta T38N R5W NE1/4 SE1/4 Sec. 10, 4050 ft, Yellow Pine Forest. Forest Rd. 25, 5.4 mi W of the Castle Crags State Park-Shasta National Forest boundary, at a branch of Castle Creek 1234 Comment
  UC20080  Epilobium minutum M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  HSC71918  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5810 Shasta Along Rd. 28N07 just E of Jct. with Rd. 41 1220 Comment
  JEPS89967  Epilobium obcordatum Dean W. Taylor with Ingrid Olmsted 1974-7-31 4694 Shasta cirque above Magee Lake (vicinity of Magee Peak); Lassen Nat'l Forest, Thousand Lakes Wilderness 2532 Comment
  HSC16225  Epilobium pallidum Robert F. Hoover 1936-5-22 1193 Shasta 3 mi. E of Redding Comment
  OBI12146  Epilobium pallidum Robert F. Hoover 1968-5-28 11124 Shasta Clough Crk at Old Alturas Rd Comment
  UC726197  Epilobium pallidum A. A. Heller 1941-5-30 16158 Shasta on plateau 3 mi ne Redding (along small stream, type station) Comment
  UC873164  Epilobium torreyi C. L. Hitchcock 1940-5-17 6434 Shasta 3 mi e Redding 152 Comment
  RSA166317  Epilobium torreyi D. M. Moore 1960-6-5 133 Shasta NE of Redding, 1.2 miles along US 299 from jct with US 99. Comment
  UCD106908  Epilobium torreyi Walter R. Spivey 1955-6-1 s.n. Shasta 10 miles northeast of Redding. Comment
  CHSC96256  Epipactis gigantea R. Fischer 2006-7-25 919 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the ne side of Ja-She Springs in heavy grass/brush, a YPF woodland. 1008 Comment
  CAS-BOT-BC56965  Equisetum arvense Hans Leschke 1960-9-7 1790 Shasta Lassen Volcanic National Park, park boundary north of Willow Lake 1661 Comment
  CAS-BOT-BC57232  Equisetum laevigatum L. E. Smith 1915-5-6 s.n. Shasta Red Bluff Comment
  CAS-BOT-BC57637  Equisetum telmateia Alice Eastwood 1912-7-26 1462 Shasta Pitt to Kennet Comment
  RSA554578  Equisetum telmateia var. braunii W. Wisura 1993-5-9 4896 Shasta Hwy 299, 24 miles W of Redding. Comment
  UCD37061  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-8-20 3778 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  CHSC89702  Eriastrum signatum R. Fischer; J. Marr 2004-8-15 380 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail just W of camp 7. 1011 Comment
  JEPS93987  Eriastrum tracyi Vernon H. Oswald 1998-8-30 9561 Shasta e. side of the s.w. (largest) cinder pit in the cluster on Fall R. Mills-Cassell Rd. 1158 Comment
  SEINET3894753  Eriastrum tracyi David Gowen 2007-7-12 783 Shasta Road edge around main cinder pit on Cassel Fall River Road.; 0 Comment
  CAS-BOT-BC286672  Ericameria bloomeri A. H. Kramer 1930-8-22 34 Shasta Propect Pk, Lassen National Park Comment
  JEPS28500  Ericameria bloomeri George W. Gillett 1957-8-10 1022 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park Comment
  CAS-BOT-BC286675  Ericameria bloomeri Lewis S. Rose 1945-9-2 45201 Shasta Big Springs Ranger Station. 10 mi. ne. of Manzanita L. entrance to Lassen Volcanic National Park 1411 Comment
  CHSC89663  Ericameria nauseosa var. oreophila R. Fischer; J. Marr 2004-8-13 348 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1014 Comment
  CAS-BOT-BC298125  Ericameria nauseosa var. oreophila E. R. Johnson 1928-8-31 s.n. Shasta Big Valley S of Lookout Comment
  CAS-BOT-BC299447  Ericameria nauseosa var. speciosa George W. Gillett 1957-9-11 1144 Shasta Chaos Jumbles between Table Mountain and highway, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC299457  Ericameria nauseosa var. speciosa P. C. Everett; E. K. Balls 1959-10-21 23909 Shasta 2.9 mi. N. from entrance to Mt. Lassen Natl. Park along State Hwy. 89 2255 Comment
  JEPS28778  Ericameria nauseosa var. speciosa George W. Gillett 1957-8-15 1077 Shasta n saddle of crater rim Crescent Crater; Lassen Volcanic National Park, Crescent Crater 2438 Comment
  CAS-BOT-BC299453  Ericameria nauseosa var. speciosa Lewis S. Rose 1945-9-2 45204 Shasta Big Spring Ranger Station 10 mi. ne. of Manzanita L. entrance to Lassen Volcanic National Park 1411 Comment
  UCD131428  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6279 Shasta Shasta-Trinity National Forest. Along forest service road ca. 1 mile west of Regan Meadow. 1524 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
  RSA0049678  Erigeron californicus Dean Wm. Taylor, Jessica Moller 2012-5-1 21182 Shasta Clear Creek Canyon, along Clear Creek Road 5.3 road miles East of the junction of Highway 273, at the BLM viewpoint and picnic area, reached via social trails which originate there and go upstream 160 Comment
  UC397402  Erigeron compositus unknown 1922-1-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2743 Comment
  CAS-BOT-BC300429  Erigeron elegantulus George W. Gillett 1957-8-15 1073 Shasta Lassen Volcanic National Park. Crescent Crater 2438 Comment
  JEPS122363  Erigeron filifolius Joseph Broberg, Nick Dove 2012-7-26 CA 320 -113 Shasta From Alturas head Southwest on Highway 299 towards Fall River Mills. Turn left onto Cassel Fall River road and continue 3.2 miles to Cinder Cone Road. Follow Cinder Cone Road until it you reach a recently burned and logged area Comment
  UC1558217  Erigeron glacialis var. glacialis Harold and Virginia Bailey 1948-8-27 2926 a Shasta near picnic grounds Kings Creek meadow; Lassen Volcanic National Park, Kings Creek meadow 2164 Comment
  CAS-BOT-BC300699  Erigeron glacialis var. glacialis Alice Eastwood 1912-8-22 1829 Shasta Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  HSC71149  Erigeron greenei Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4470 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  CAS-BOT-BC295469  Erigeron lassenianus var. lassenianus Hans Leschke 1962-8-5 1854 Shasta Lassen Volcanic National Park. Diamond Pk. north slope above Highway 2346 Comment
  RSA302622  Erigeron peregrinus subsp. callianthemus J. R. Shevock 1972-7-25 2211 Shasta Kings Meadow, Lassen Peak Comment
  CHSC89781  Erigeron philadelphicus R. Fischer; J. Marr 2004-5-28 419 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail between Ya-She and Crystal Springs. Along shoreline. 1008 Comment
  POM260040  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC96213  Erigeron pumilus var. intermedius R. Fischer 2006-5-14 955 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 a conic depression pond near the lower and western edge of Big Lake. 1007 Comment
  CDA4638  Erigeron strigosus B. Stroup Jun 1947 Shasta 0 Comment
  UC1124289  Eriodictyon californicum H. R. Josephson 1933-5-26 9 Shasta Along Kennett Rd Kennett Rd.; Redding quad. Comment
  UCR255880  Eriogonum Greg de Nevers 2001-7-25 12617 Shasta Ahjumawi [Lava Springs] State Park 915 Comment
  SEINET10537789  Eriogonum Mary Susan Taylor 1990-8-24 Taylor 6090 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  RSA766399  Eriogonum baileyi W. D. Baker 1930-8-16 2778 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  RSA565117  Eriogonum congdonii D. W. Taylor 1992-6-17 12784 Shasta Little Shoeinhorse Mountain: (Squaw Creek Watershed). 1601 Comment
  UCD99898  Eriogonum dasyanthemum Thomas W. Nelson; Jane P. Nelson 1980-6-22 5808 Shasta Shasta-Trinity National Forest. Along road 28N07 just east of junction with road 41. 1219 Comment
  SACT000011  Eriogonum heracleoides 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-BC259546  Eriogonum luteolum var. luteolum John Thomas Howell 1936-8-22 12689 Shasta French Gulch Comment
  JEPS56729  Eriogonum marifolium W. L. Jepson 1929-9-29 15323 Shasta nw slope of Lassen Peak Lassen Peak 2682 Comment
  RSA0022218  Eriogonum marifolium D. W. Stevens, W. E. Sawyer 1979-8-20 699 Shasta Lassen National Park. Mt. Lassen. 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-BC263317  Eriogonum marifolium var. marifolium Lewis S. Rose 1945-9-4 45239 Shasta Summit Lassen Peak Highway 2590 Comment
  CHSC27927  Eriogonum marifolium var. marifolium M. S. Taylor 1975-7-16 844 Shasta On trail between Echo Lake and Summit Lake, Lassen Volcanic National Park. 2133 Comment
  CHSC60377  Eriogonum marifolium var. marifolium Mary Ann Showers 1992-6-27 2604 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CAS-BOT-BC263324  Eriogonum marifolium var. marifolium Hans Leschke 1958-10-1 1578 Shasta Lassen Volcanic National Park. Crescent Crater rim 2560 Comment
  CAS-BOT-BC272457  Eriogonum nudum var. pubiflorum Alice Eastwood 1912-8-22 1869 Shasta Morgans Springs, Lassen Butte Region Comment
  JEPS105156  Eriogonum nudum var. pubiflorum Dean W. Taylor 1993-7-9 13830 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  SD104473  Eriogonum nudum var. pubiflorum Reid Moran 1978-6-24 26072 Shasta east slope above Little Roaring Creek, roadbank 750 Comment
  UC1037198  Eriogonum pyrolifolium Leo Whitney 1934-9-16 1520 Shasta s side of Lassen Peak Lassen National Park, Lassen Peak 2560 Comment
  UCR245456  Eriogonum pyrolifolium Elizabeth A. Kempton 2007-8-15 510 Shasta Lassen National Forest, Lassen Peak c. 0.15 mi along trail from trailhead/parking lot 2678 Comment
  CAS-BOT-BC252949  Eriogonum pyrolifolium var. pyrolifolium Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park 2042 Comment
  CAS-BOT-BC267516  Eriogonum umbellatum Milo S. Baker 1926-7-17 60 b Shasta Summit of Rocky Pt of S Fork Mt. 1798 Comment
  JEPS104994  Eriogonum umbellatum var. humistratum Dean W. Taylor 1996-8-10 15884 Shasta Tamarack Lake; Trinity Mountains,; in cirque above the lake 1859 Comment
  UC1736752  Eriogonum umbellatum var. humistratum Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4679 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  JEPS56185  Eriogonum umbellatum var. modocense W. L. Jepson 1929-9-28 15288 Shasta Manzzanita Lake Lassen Peak, Manzzanita Lake 1828 Comment
  UC849384  Eriogonum umbellatum var. modocense Alice Eastwood 1912-7-13 1051 Shasta Burney Comment
  CHSC61110  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1993-7-12 5682 Shasta Lassen Volcanic National Park. Between Badger Flat and an unnamed snow lake located ca. 0.75 mi to the SW. 1938 Comment
  SBBG1652  Eriogonum ursinum H. and M. Dearing 1938-6-27 2165 Shasta Hat Crk Comment
  UC912748  Eriogonum ursinum C. Epling and Mrs. Epling Aug 1 1935-Aug 15 1935 Shasta Upper King's Creek Mt. Lassen, Upper King's Creek Comment
  CAS-BOT-BC262273  Eriogonum ursinum Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near top of Broke off [Brokeoff] Mt. 2773 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
  UCD101326  Eriogonum ursinum John Thomas Howell 1960-8-19 36179 Shasta Lassen Volcanic National Park; Brokeoff Mt. 2743 Comment
  JEPS88652  Eriogonum ursinum var. ursinum Dean Wm. Taylor with Robert A. Price 1988-6-24 9885 Shasta along the Pacific Crest Trail, ne face of Grizzly Peak Pit River Watershed, Grizzly Peak, Big Bend 15' quadrangle [ 1584 Comment
  CAS-BOT-BC264148  Eriogonum vimineum Alice Eastwood 1912-6-29 1005 Shasta Goose Valley Comment
  UC912850  Eriogonum vimineum Alice Eastwood Jun 28 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  CAS-BOT-BC267641  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta Along the upper Sacramento River at Redding Comment
  CAS-BOT-BC267643  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt Comment
  UC1029597  Eriogonum wrightii var. trachygonum Alice Eastwood 1912-7-26 1478 Shasta Pitt River bed Pitt River Comment
  UC839658  Eriophorum gracile Alice Eastwood Jun 29 1912-Jul 11 1912 815 Shasta Goose Valley Comment
  UC336229  Eriophyllum confertiflorum var. confertiflorum unknown 1874-9-1 Shasta near Lassen's Peak Comment
Read comments
May 23 2013
  CAS-BOT-BC300957  Eriophyllum lanatum Ynez Whilton Winblad 1941-7-1 s.n. Shasta Between Weed and Dunsmuire [Dunsmuir] Comment
  CAS-BOT-BC301089  Eriophyllum lanatum var. achilleoides Alice Eastwood; John Thomas Howell 1940-6-11 7917 Shasta Near Fall River Mills Comment
  HSC42221  Eriophyllum lanatum var. achilleoides S. Saufferer 1973-5-6 142 Shasta About 3 mi. E of Whiskeytown Comment
  CAS-BOT-BC301096  Eriophyllum lanatum var. achilleoides E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC1118270  Eriophyllum lanatum var. grandiflorum P. L. Johannsen 1932-6-10 124 Shasta e of Long Gulch; Redding Quadrangle 518 Comment
  UC507120  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-6-21 E 88 Shasta 2 mi s Hazel Creek Comment
  UC507122  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-21 E 91 Shasta 3 mi n Redding Comment
  UCR207032  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-11 14950 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CAS-BOT-BC301434  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 89 Shasta 1/2 mile north of Pollock Comment
  HSC48447  Erodium botrys J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9727 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC1952528  Erodium brachycarpum Richard R. Halse 2007-3-22 7102 Shasta Along Gibson Road (Exit 714 off of Interstate Hwy 5) ca. 0.7 mi from I-5 above the Sacramento River 417 Comment
  HSC72334  Erodium cicutarium J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9664 Shasta County Rd. A16, 4 mi. from its junction with Hwy. 36 732 Comment
  RSA502326  Eryngium articulatum D. W. Taylor, Glenn L. Clifton 1987-8-5 9215 Shasta Extreme northeast portion of county, along Highway 89 0.7 mile south of Burney Falls State Park 1341 Comment
  UC1087227  Eryngium articulatum Peter H. Raven and Otto T. Solbrig 1958-6-15 13232 Shasta ca. 4 mi. n.e. Redding Comment
  UC1487326  Eryngium articulatum Yusuf Sheikh and Lincoln Constance 1973-6-28 555 Shasta 4.5 mi. n. Redding (on State Hwy. 5) Comment
  UCD77707  Eryngium articulatum Robert E. Preston 2005-7-9 2365 Shasta Ca. 10 mi E of Anderson, along Ash Creek Rd 247 Comment
  UCD84718  Eryngium articulatum Robert E. Preston 2009-7-8 2704 Shasta Ca. 9.8 mi SSW of Burney, at The Gardens. 1479 Comment
  CDA38321  Eryngium articulatum T. C. Fuller 1960-6-28 4623 Shasta Just south of Redding Municipal Airport, ca. 2 miles north of Anderson. 0 Comment
  SEINET12118232  Eryngium articulatum Unknown 1953-1 3449 Shasta near Shasta Dam, 2 mi N of Project City 274 Comment
  SEINET13944100 Image available Eryngium articulatum Lincoln Constance 1953-1 3449 Shasta Near Shasta Dam, 2 mi N of Project City, alt. 900 ft 274 Comment
  UC1499180  Eryngium mathiasiae J. D. Prouty 1982-5-28 1306 Shasta ca. 6 mi. e.-s.e. Fall River Mills 1097 Comment
  SEINET7062917  Eryngium pinnatisectum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  UC1036192  Erysimum capitatum George W. Gillett 1952-8-2 309 Shasta on road embankment one mi below hot springs; Lassen Volcanic National Park, vicinity of Sulphur Works 1981 Comment
  UC1036246  Erysimum capitatum George W. Gillett 1952-7-20 84 Shasta along shoulder of hwy below springs; Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  RSA396113  Erysimum capitatum Barbara Shervanick 1974-5-9 1329 Shasta Wilson Hill Road, about 2 miles S of Shingletown. Cascade Mtn range. Comment
  HSC71146  Erysimum capitatum var. capitatum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4475 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  NY717980  Erysimum capitatum var. capitatum N. H. Holmgren 1969-6-25 3618 Shasta Near North Battle Creek Reservoir, just northwest of Lassen Volcanic National Park Comment
  POM95449  Erysimum capitatum var. capitatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET198557 Image available Erythranthe lewisii George W. Gillett 1953-1 325 Shasta Lassen Volcanic National Park ; Vicinity of Kings Creek Falls. 2164 Comment
  SEINET10667986  Erythranthe nasuta Milo S. Baker, F. Nutting 1894-5-30 Baker s.n. Shasta Burney Falls Comment
  CAS-BOT-BC443957  Erythranthe taylorii Dana York 2012-5-19 3108 Shasta Shasta-Trinity National Forest, near summit of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake. 933 Comment
  HSC103179  Erythranthe taylorii Dana York 2012-4-12 3108 Shasta Shasta-Trinity National Forest, near summit of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake. 933 Comment
  CHSC110663  Erythranthe taylorii Dean Wm. Taylor; James R. Shevock 1993-5-1 13405 Shasta S end Gray Rocks, Squaw Creek watershed, Shasta Lake region. 853 Comment
  CHSC3456  Erythronium grandiflorum var. pallidum Judy Potter 1966-4-2 Shasta Sweetbrier. 1 mile south Castella US 99. 548 Comment
  CAS-BOT-BC504367  Erythronium purpurascens Elmer I. Applegate 1929-6-20 5772 Shasta Upper Kings Meadow, east base of Lassen Butte Comment
  JEPS123347  Erythronium shastense Len Lindstrand III 2015-2-24 21220 Shasta Jennings Creek, above Gilman Road, Shasta Lake. Bollibokka Mountain, 7.5' Q. Comment
  JEPS123348  Erythronium shastense Len Lindstrand III 2015-2-26 21222 Shasta Northwest slope of Bollibokka Mountain. Bollibokka Mountain, 7.5' Q. Comment
  CHSC110539  Eschscholzia caespitosa Julie Kierstead Nelson 2012-4-7 2012 -004 Shasta Clear Creek Gorge near overlook picnic area; ca 5 miles SW of Redding. 167 Comment
  CAS-BOT-BC402840  Eschscholzia caespitosa L. E. Smith 1913-4-11 32 Shasta Pitt River Comment
  JEPS51767  Eschscholzia californica W. L. Jepson 1914-8-11 5767 Shasta Upper Fall River Valley; ne Shasta Co. 1036 Comment
  UC54481  Eschscholzia californica H. M. Hall and E. B. Babcock June, 1903 4004 Shasta Bayha Upper Sacramento Valley 304 Comment
  UCD95378  Eschscholzia lobbii W. Robert Powell 1981-5-6 2791 Shasta 2 miles SW of Anderson, between Anderson Creek bed and Anderson Creek Road. 155 Comment
Read comments
Aug 21 2015
  CAS-BOT-BC310393  Eucephalus breweri M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC1558222  Eucephalus breweri Harold and Virginia Bailey 1948-8-27 3050 Shasta below Emerald Lake; Lassen Volcanic National Park 2438 Comment
  UC894597  Eucephalus breweri E. G. Anderson 1935-9-2 Shasta lower part of Brokeoff Trail Lassen Volcanic National Park 2286 Comment
  NY168795  Eupatorium shastense G. L. Stebbins 1950-6-20 5968 Shasta 25 miles (airline) northeast of Redding, 1 mile east of Squaw Creek, on Flat Creek Road, 300 ft. above road Comment
  JEPS121393  Euphorbia amygdaloides Julie Nelson, Jim Nelson & Peter Zika 2012-6-21 25918 Shasta near Stillwater Creek and Encanto Way Comment
  CHSC27872  Euphorbia crenulata Robin Ondricek 1978-4-22 18 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. Along dirt roadside. 609 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  UC17640  Euphorbia crenulata M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC310656  Euthamia occidentalis Alice Eastwood 1912-7-26 1475 Shasta Pitt river bed Comment
  RSA0089878  Fallopia japonica Dean Wm. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 321 Comment
  SEINET3282790 Image available Festuca George K. Helmkamp, E. A. Helmkamp 2009-6-11 14963 Shasta Southern Cascade Mountains; McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44. 1099 Comment
  SJSU11272  Festuca idahoensis S. H. Casey 1980-6-1 1164 Shasta Subway Caves near old Station c. 7 mi S of Hot Creek Comment
  SJSU1590  Festuca idahoensis C. W. Sharsmith 1954-6-23 6176 Shasta near Subway Caves Comment
  HSC101638  Festuca microstachys J. P. Smith 2010-6-25 12964 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  CAS-BOT-BC278869  Festuca occidentalis James Jokerst 1985-5-27 2374 Shasta Near Rock Creek 943 Comment
  CAS-BOT-BC278871  Festuca occidentalis John Thomas Howell 1961-6-19 36521 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  UC1100362  Festuca pratensis Calvin McMillan and Malcolm A. Nobs 1949-6-15 783 Shasta at junction of Pitt River and Hat Creek (at Highway 299) Comment
  CAS-BOT-BC112353  Fimbristylis autumnalis Walter Lennon 1985-8-13 s.n. Shasta Cow Creek near Silver Spur Rd., 0.7 mi W of Silver Bridge Rd, Palo Cedro. Comment
  POM91668  Fragaria Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC100045  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12834 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  LA207704  Frangula californica Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Lava Lake Comment
  CAS-BOT-BC53409  Frangula californica subsp. occidentalis Carl B. Wolf 1934-7-7 6033 Shasta W. side of Sacramento River, just So. of Castle Creek 609 Comment
  CAS-BOT-BC53900  Frangula californica subsp. tomentella A. A. Heller 1917-4-21 12994 Shasta Clear Creek 7 miles south of Redding Comment
  CAS-BOT-BC60004  Frangula purshiana F. Almeda; R. Eisenhardt 1995-5-29 7428 Shasta Willow Creek Ranch about 6.8 mi. s. of the intersection of Calif. State Rd. #89 and Squaw Valley Rd. in McCloud. 883 Comment
  JEPS121721  Frangula purshiana Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -063 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18. Comment
  HSC100050  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-7 12842 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  CAS-BOT-BC59586  Frangula rubra subsp. rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. no. of Mears Creek 609 Comment
  RSA201902  Frasera albicaulis var. nitida Alma Weigart 1924-5-27 s.n. Shasta Whitmore Comment
  CDA39693  Fraxinus dipetala J. F. Weber 1968-4-23 s.n. Shasta Along Bear Creek, Millville. 0 Comment
  CAS-BOT-BC223566  Fraxinus latifolia Alice Eastwood 1912-7-24 1372 Shasta Castella Comment
  CAS-BOT-BC223572  Fraxinus latifolia John Thomas Howell 1934-7-4 12418 Shasta 3 miles sw. of Fall River Mills Comment
  CAS-BOT-BC223575  Fraxinus latifolia A. A. Heller 1905-6-3 7956 Shasta Along the Sacramento near Middle Creek Station Comment
  CHSC42193  Fremontodendron californicum Steven A. Conley 1986-4-7 6 Shasta Roadside, open area by Hwy 44, 8 mi e of Redding, 1/4 mi e of Bear Creek. 243 Comment
  HSC15545  Fritillaria affinis W. D. Stevens 1964-5-15 7 Shasta End on Dana Drive Comment
  CHSC28489  Fritillaria atropurpurea W. Dempsey 1979-1-1 Shasta Abundant on S. facing slope of Magee Peak. 2438 Comment
  UCD139663  Fritillaria atropurpurea G. F. Hrusa; T. D. Wilfred 1996-6-10 12962 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. 1635 Comment
  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
  CHSC26636  Fritillaria eastwoodiae J. R. Nelson 1978-4-7 Shasta Above both Rock Creek and Bailey Creek near their confluence, ne of Manton. 701 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
  JEPS83792  Fritillaria glauca Dean W. Taylor 1988-6-2 9730 Shasta Grizzly Peak, Pit River Watershed Grizzly Peak; , Pit River Watershed 1889 Comment
  CAS-BOT-BC506186  Fritillaria pudica Dean Wm. Taylor; Rexford E. Palmer 1988-6-26 9894 Shasta Cascade Mountains, The Gardens, meadows along the Tamarack Road (Burney to Whitmore Road at the west base of Burney Mountain Comment
  JEPS25409  Fritillaria recurva Rimo Bacigalupi with G. T. Robbins 1959-4-21 7024 Shasta 4 1/2 mi w of Shingletown (along State Highway 44, watershed of Shingle Creek, near Midway road station) 670 Comment
  CAS-BOT-BC504453  Fritillaria recurva Dean Wm. Taylor; Rexford E. Palmer 1988-4-15 9536 Shasta Minor tributary to Cedar Creek ca. 2 miles west of Round Mountain on Highway 299, upper Sacramento Valley 512 Comment
  CHSC20035  Galium aparine M. S. Taylor 1975-4-12 459 Shasta Clear Creek and Hwy 299 junction, ca. 3 mi W of Whiskeytown. 335 Comment
  CHSC30143  Galium bolanderi M. S. Taylor 1980-6-10 2794 A Shasta Sims Flat Rd, between Campground and Sims Lookout turn, ca. 2 mi S of I5, ca. 6 mi SW of Sweetbriar. 853 Comment
  UC888780  Galium bolanderi C. L. Hitchcock 1940-5-17 6433 Shasta 3 mi e Redding 152 Comment
  SD46661  Galium bolanderi E. K. Balls, L. W. Lenz 1956-6-18 21814 Shasta crossroads about Burney Falls (jct. State Hwy. 89 and U.S. Hwy. 299) 1006 Comment
  JEPS91187  Galium sparsiflorum subsp. glabrius Dean W. Taylor 1992-6-17 12795 Shasta Little Shoeinhorse Mountain, Pit River watershed 1600 Comment
  UCR206341  Galium sparsiflorum subsp. glabrius George K. Helmkamp, E. A. Helmkamp 2009-6-14 15027 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
  JEPS72985  Galium trifidum var. pacificum Lauramay T. Dempster 1973-7-21 4445 Shasta 4.9 mi from Castle Crag Station (along Soda Creek Rd, near Siskiyou Co. boundary) Comment
  UCD121954  Galium triflorum D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-13 s.n. Shasta Lassen Volcanic National Park. Near Forest Lake Creek at Brokeoff Mountain. 2150 Comment
  HSC71870  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5805 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  OBI38308  Garrya elliptica Robert J. Rodin 1971-8-20 8590 Shasta Slate Crk, 22 mi N of Redding on hwy 99; just N of Shasta Lake Comment
  UC876013  Garrya fremontii Alice Eastwood 1912-7-26 1485 Shasta Kennet Comment
  CAS-BOT-BC182264  Garrya fremontii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS89981  Gayophytum diffusum subsp. parviflorum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5429 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness Comment
  UC485793  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-15 Shasta below Raker Peak (by creek); Mt. Lassen, Lost Creek 1800 Comment
  HSC71141  Gayophytum heterozygum Thomas W. Nelson, J. P. Smith, Jane P. Nelson 1978-7-23 4481 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  JEPS111041  Genista monspessulana J. K. Nelson 2001-5-3 2001 -1 Shasta Gilman Road, McCloud Arm of Shasta Lake; turnoff to Pine Pt. campground. 365 Comment
  JEPS28557  Gentianopsis simplex George W. Gillett 1957-7-9 690 Shasta ca. 2 mi. s. Big Springs (confluence of Hat Creek and Lost Creek n. of Lassen Volcanic Nat'l Park) 1524 Comment
  HSC100979  Geum triflorum var. ciliatum J. P. Smith 2010-6-9 12903 Shasta Tenant Road, southeast of Mt. Hebron Summit. 1420 Comment
  CHSC9239  Gilia G. Strausbaugh 1970-5-24 73 Shasta Near extreme inlet point first cove w of Brandy Creek Swimming Area ca. 15 ft. above water. 373 Comment
  RSA83100  Gilia capitata Malcolm A. Nobs 1948-6-26 517 a Shasta on Highway 99 ca. 20 miles south of Dunsmuir. Outcrop by Slate Creek. Comment
  SD104427  Gilia capitata subsp. abrotanifolia Reid Moran 1978-6-25 26092 Shasta West of Little Roaring Creek. 725 Comment
  UC125994  Gilia capitata subsp. capitata A. A. Heller 1905-5-26 7868 Shasta near Redding; ; near Redding, Shasta Co. Comment
  UC23448  Gilia capitata subsp. capitata M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC879978  Gilia capitata subsp. capitata A. A. Heller 1916-6-24 12444 Shasta along the highway grade between the McCloud and Sacramento Rivers; btw the McCloud and Sacramento Rivers Comment
  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
  JEPS105475  Githopsis pulchella subsp. campestris Dean W. Taylor 1993-6-3 13564 Shasta Shingle Creek (ca. 3 mi W of Shingleton); Cascade Ranges 685 Comment
  SEINET10460583  Githopsis pulchella subsp. campestris Johannsen 1932-6-3 JOHANNSEN s.n. Shasta South side of Dry Clover Creek. T32N R1W Sec. 18 366 Comment
  SEINET4853072  Githopsis pulchella subsp. campestris P. L. Johannsen 1932-6-3 s.n. Shasta South of Dry Clover Creek. 366 Comment
  SEINET7073561  Githopsis specularioides A. G. Vestal 1955-5-19 s.n. Shasta About 16.8 miles east of Redding on Route 299. UTM Zone 10, 574060mE, 4504395mN. Coordinate datum: NAD27. Comment
  SEINET10464575  Githopsis specularioides Alice Eastwood 1912-6-28 Eastwood 697 Shasta Burney Comment
  RSA170248  Glyceria declinata A. A. Beetle 1946-5-19 4276 Shasta Junction of Boulder Creek and Sacramento River, 18 miles south of Dunsmuir. Comment
  JEPS104185  Glyceria occidentalis Lowell Ahart 2003-5-22 10204 Shasta In a meadow, in a water ditch, e of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  UC144156  Glycyrrhiza lepidota A. A. Heller 1905-6-3 7958 Shasta near Middle Creek Station Comment
  JEPS28545  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta 5.8 mi ne of Manzanita Lake (0.25 mi s of Burney Highway, Lost Creek); Lassen Volcanic National Park, Lost Creek 1584 Comment
  CHSC1745  Gratiola ebracteata M. Underhill 1952-6-29 Shasta 91 Comment
  CAS-BOT-BC314620  Grindelia hirsutula L. E. Smith 1913-5-24 s.n. Shasta Redding Comment
  CAS-BOT-BC94808  Grindelia nana R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 889 Shasta Castle Crags S.P., near jct. of Castle Creek Road and Castle Crags S.P. road, about 100 m E of park entrance station 624 Comment
  CHSC85463  Hackelia californica G. F. Hrusa; T. D. Wilfred 1996-6-10 12949 Shasta Northern California. Lassen National Forest. Approx 1/4 m. E of Hwy 44 intersection, on USFS S17, near crossing of Manzanita Creek. 1590 Comment
  JEPS89014  Harmonia doris-nilesiae Vivian Parker 1993-6-15 17 -29 Shasta Dead Horse Ridge Shasta-Trinity National Forests, Yolla Bolly Ranger District (junction of FS road 28N10 and 29N41, Pony Buck East, Calif. quadrangle) Comment
  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
  JEPS102950  Hastingsia serpentinicola L. P. Janeway 2001-7-8 7273 Shasta Klamath Ranges. Regan Meadow; about 4.8 km north of Pony Buck Peak; head of northwestern side drainage of Middle Fork Beegum Creek 1330 Comment
  UC32254  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  CAS-BOT-BC314804  Helianthella californica var. nevadensis Frank W. Peirson 1932-7-16 10301 Shasta Trail to 1000 Lake Basin 1524 Comment
  CAS-BOT-BC314833  Helianthella californica var. shastensis L. E. Smith 1914-6-9 711 Shasta Castella Comment
  CAS-BOT-BC314831  Helianthella californica var. shastensis Mrs. H. C. Cantelow 1941-5-23 s.n. Shasta On Highway 89 near junction with U.S. Highway 299 Comment
  CAS-BOT-BC305666  Helianthus cusickii H. M. Hall; E. B. Babcock 1903-6-1 4256 Shasta Sierra Nevada Mountains. Mesas south of Fall River Mills 1066 Comment
  CHSC71692  Heliotropium curassavicum Vernon H. Oswald 1998-8-30 9558 Shasta Dirt road heading north of McArthur to the boat ramp on Big Lake. Roadside. 1005 Comment
  CAS-BOT-BC313437  Hemizonella minima F. W. Peirson 1932-7-9 10298 Shasta Burney Spring 1432 Comment
  JEPS88157  Hemizonella minima V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7919 Shasta Deer Lick Knob Rd. (Forest Route 1) 5.3 mi (odometer) n Hwy 36 ((via Harrison Gulch Rd.), nw of Platina); High North Coast Ranges 1249 Comment
  SJSU1554  Hemizonella minima C. W. Sharsmith 1954-6-23 6178 Shasta near Subway Caves Comment
  SEINET7073011  Hemizonia fitchii A. G. Vestal 1963-5-31 s.n. Shasta On the edge of the valley about 3.8 miles northeast of Balls Ferry on Halls Lane Road in the Sacramento River Valley. UTM Zone 10, 564703mE, 4479021mN. Coordinate datum: NAD27. Comment
  SD40691  Hesperocyparis macnabiana Carl B. Wolf 1931-8-31 Shasta 1 mile out of Whiskeytown on road to Redding 305 Comment
  UC867807  Hesperolinon micranthum C. L. Hitchcock 1940-5-17 6461 Shasta 3 mi e Redding 152 Comment
  UC501593  Hesperolinon micranthum Frank W. Peirson 1932-7-8 10264 Shasta on the Redding-Burney Road Hill Crest Auto Camp 1005 Comment
  POM203778  Heterocodon rariflorum J. T. Howell 1934-7-5 12422 Shasta Burney Comment
  SEINET10460710  Heterocodon rariflorum Howell 1934-7-5 Howell 12422 Shasta BURNEY Comment
  CAS-BOT-BC149825  Heteromeles arbutifolia L. E. Smith 1913-6-19 370 Shasta [Kennet] Kennett 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
  JEPS104949  Heuchera merriamii Dean W. Taylor 1993-7-9 13800 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1036285  Hieracium albiflorum George W. Gillett 1952-7-28 114 Shasta one mile above, along highway Hat Lake; Lassen Volcanic National Park 1981 Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CDA13504  Hieracium horridum G. F. Hrusa, T. D. Wilfred 1996-7-22 13329 Shasta Lassen National Forest; Along Hwy 88 near intersection of USFS S16. Comment
  POM52572  Hieracium scouleri H. M. Hall, E. B. Babcock 1903-06 4225 Shasta lava beds of Northeastern Shasta County. 1219 Comment
  CDA13553  Hieracium scouleri var. nudicaule G. F. Hrusa, T. D. Wilfred 1996-7-22 13379 Shasta Lassen National Forest; E end of Bunchgrass Valley W of Hwy 89 on USFS S16. Comment
  CAS-BOT-BC312970  Hieracium triste George W. Gillett 1957-8-10 1017 Shasta Lassen Volcanic National Park. Eagle Peak 2636 Comment
  JEPS116618  Hoita macrostachya Len Lindstrand III 2004-10-8 Shasta City of Redding, Oregon Gulch, at the regon Gulch/Eastside Roas crossing approximately 0.75 km mi noth on the Bonnyview Rd/Hwy 273 183 Comment
  UC818432  Holcus lanatus C. L. Hitchcock 1940-5-24 6581 Shasta on Hat Creek ca 20 mi w Fall River Mills; w of Fall River Mills, on Hat Creek Comment
  UCD84864  Holcus lanatus Beecher Crampton 1969-6-19 8479 Shasta Castle Crag r. r. siding. 3 miles south of Dunsmuir. 670 Comment
  LA10634  Holcus lanatus C. L. Hitchcock; 1940-5-24 6581 Shasta on Hat Creek, ca. 20 mi W of Fall River Mills Comment
  SD46569  Holodiscus discolor var. glabrescens E. K. Balls, L. W. Lenz 1956-6-19 21819 Shasta Hat Creek, 20.5 mi. SE along state Hwy. 89 from crossroads with US Hwy. 2000 975 Comment
  RSA0022225  Holodiscus microphyllus D. W. Stevens 1979-8-20 797 Shasta Lassen National Park. Mt. Lassen. Comment
  CHSC93026  Holodiscus microphyllus var. glabrescens R. Fischer 2005-7-18 530 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Located at gated entrance to main park road at western end of park. On road easement just west of gate. 1018 Comment
  JEPS91205  Holodiscus microphyllus var. glabrescens Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4898 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 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
  CHSC112156  Holosteum umbellatum subsp. umbellatum Dean Wm. Taylor 2013-4-25 21338 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  UCD83793  Holosteum umbellatum subsp. umbellatum Dan Marcum 2010-4-26 s. n. Shasta Fall River Valley. 1005 Comment
  CAS-BOT-BC280882  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-22 36351 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CAS-BOT-BC284736  Hordeum jubatum Hans Leschke 1959-8-2 1592 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  HSC101637  Hordeum marinum subsp. gussoneanum J. P. Smith 2010-6-25 12962 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  JEPS98754  Hordeum vulgare Julie Kierstead Nelson 2000-5-5 2000 -22 Shasta W side of Shasta Lake (below N ridge of Charlie Creek watershed, S of Forest Service Road 35N06, on fireline on edge of 1999 Sugar wildfire); Shasta Lake Ranger District 883 Comment
  UC415527  Horkelia daucifolia C. C. Parry 1887-1 Shasta Shasta Comment
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Jan 13 2008
  CHSC85456  Horkelia fusca subsp. parviflora G. F. Hrusa; T. D. Wilfred 1996-6-10 12963 Shasta Northern California. Lassen National Forest. Along USFS S16 approx. 1 mile N of Hwy 44 intersection. 1635 Comment
  CAS-BOT-BC536180  Horkelia fusca var. parviflora Alice Eastwood 1912-6-29 715 Shasta Goose Valley Comment
  RSA85215  Horkelia tridentata F. W. Peirson 1932-7-14 10169 Shasta Thousand Lake Basin. 1951 Comment
  SJSU3758  Horkelia tridentata C. W. Sharsmith 1963-6-9 7052 Shasta 1 mi E of Shingletown 1082 Comment
  UC1736395  Horkelia tridentata subsp. tridentata Dean W. Taylor 1988-4-14 9549 Shasta vicinity of Montgomery Creek, near a spring 762 Comment
  UC1736656  Horkelia tridentata subsp. tridentata Dean W. Taylor 1993-5-22 13460 Shasta 2.5 road mi E of Sanford Pass on Forest Road 36N20; Trinity Mountains, Sacramento River drainage (ca. 5 air mi W Lamoine), Slate Creek watershed 1143 Comment
  CAS-BOT-BC536290  Horkelia tridentata var. tridentata Ellsworth Bethel 1923-5-30 s.n. Shasta Burney Comment
  SD104437  Hosackia crassifolia var. crassifolia Reid Moran 1978-6-24 26056 Shasta Little Roaring Creek, colony on open south slope 800 Comment
  CHSC59138  Hosackia oblongifolia var. oblongifolia Vernon H. Oswald 1992-7-21 5137 Shasta Lassen Volcanic National Park. Lassen Hwy. between Summit Lake and Kings Creek, 0.7 mi E of the trail to Kings Creek Falls. 2237 Comment
  JEPS35362  Hulsea nana J. G. Lemmon 1874-9-1 Shasta Lassen's Peak Comment
  UC1537397  Hydrophyllum occidentale Gordon H. True Jr. 1938-5-24 932 Shasta Soldier Mountain 1524 Comment
  CAS-BOT-BC401282  Hypericum perforatum L. R. Abrams 1922-8-7 9921 Shasta Mears Creek near Castella Comment
  SEINET7040282  Hypericum perforatum A. G. Vestal 1963-6-4 s. n. Shasta In Art. Chaparral south of Redding,east side of the Sacramento River. Enterprise Quadrangle UTM Zone 10, 554289mE, 4486128mN. Comment
  CHSC116946  Hypericum perforatum subsp. perforatum Zachary Voigtman 2013-7-24 2013 -009 Shasta South of Hwy. 89, Powerline Access Road Complex. West of I-5. MDBM. 1154 Comment
  UCD112379  Hypochaeris glabra Christopher Mallek 2008-5-8 AC3- 11 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC319044  Hypochaeris glabra Mrs. Jos. Clemens 1920-7-29 s.n. Shasta Redding Comment
  OBI76970  Iliamna bakeri Anthony Baniaga 2011-7-25 465 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1301 Comment
  UC1736083  Iliamna bakeri Dean W. Taylor 1988-6-25 9892 Shasta ridge south of Grizzly Peak along road in Section 21, below hill 5681 1676 Comment
  UCR206933  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA115245  Ipomopsis congesta George W. Gillett 1952-8-9 153 Shasta Lassen Volcanic National Park: East shoulder of Lassen Peak, ca. 0.33 mile east of summit 2957 Comment
  UC335511  Ipomopsis congesta Lemmon Sept. 1873 Shasta Lassen's Peak Comment
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May 29 2007
  CHSC2206  Iris tenuissima M. Underhill 1952-6-22 Shasta Western slope of Sierra Nevada. 1371 Comment
  RSA135941  Iris tenuissima Lee W. Lenz 1953-5-14 18307 Shasta 30 miles east of Redding, State Highway 44 Comment
  RSA136378  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-13 17237 Shasta 3.4 miles east of Trinity - Shasta County line (Highway 299) between Douglas City and Redding 915 Comment
  RSA634973  Iris tenuissima Michael A. Vincent 1999-6-9 8586 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingletown. 1372 Comment
  UC429172  Iris tenuissima Milo S. Baker 1900-5-3 Shasta Cow Creek Canyon Comment
  UCD138809  Iris tenuissima G. F. Hrusa 1992-5-1 10476 Shasta just north of Big Bend Road approximately 5 m from Hwy 299 along Big Bend Road. Comment
  CDA13014  Iris tenuissima subsp. purdyiformis G. F. Hrusa, T. D. Wilfred 1996-6-1 12944 Shasta Lassen National Forest; Near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  UC810526  Isoetes nuttallii Lewis S. Rose 1940-6-10 40488 Shasta 8 ni w Burney (Hatchet Mt); Hatchet Mt 1310 Comment
  UCD80371  Isoetes orcuttii CNPS SN Foothill Team 2006-5-9 SNFN 0364 a Shasta Shasta Land Trust Easement, in the Swede Creek Plains on the Hathaway Ranch. 262 Comment
  SEINET11847062  Iva axillaris H. M. Hall, Babcock, E. B. 1903-1 4260 Shasta 6 mi S of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  JEPS91209  Ivesia gordonii Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4083 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2529 Comment
  POM312917  Juncus articulatus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  JEPS96985  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 701 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
  UC1719605  Juncus brachyphyllus G. F. Hrusa 1991-6-27 8490 Shasta along Pit River below Pit 1 powerhouse on S bank of river; Pit River drainage 1000 Comment
  JEPS28562  Juncus bufonius George W. Gillett 1957-7-9 696 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  UC1101047  Juncus bufonius Herbert L. Mason and Verne Grant 1947-7-9 13287 Shasta just e Hatchet Creek summit (Highway 200) 1219 Comment
  UCD141389  Juncus bufonius Herbert L. Mason; Verne Grant 1947-7-9 13287 Shasta Highway 299, just east of Hatchet Creek Summit. 1219 Comment
  UCD141450  Juncus dichotomus Peter F. Zika 2010-6-22 24984 Shasta NE side of Panorama Point Road, 0.2 road mile NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  RSA0006665  Juncus digitatus P. F. Zika, Carol W. Witham 2007-6-4 23021 Shasta Hamp Creek headwaters, c. 10 air km NNE of Shingletown (Cascade Range Foothills) 790 Comment
  UC1945199  Juncus digitatus Peter F. Zika & Carol W. Witham 2007-6-4 23021 Shasta Hamp Creek headwaters, c. 10 air km NNE of Shingletown (Cascade Range Foothills) 790 Comment
  UCD141457  Juncus digitatus Carol W. Witham 1993-6-2 480 Shasta 3 air miles west of Shingletown and approximately 1/4 mile south of Highway 44, on flat along east side of underground gas pipeline south of marker MP 116.5. 685 Comment
  JEPS88100  Juncus effusus subsp. pacificus V. H. Oswald, Lowell Ahart, and Robin Ondricek-Fallsheer 1996-7-1 7912 Shasta Harrison Gulch Rd. 3.3 mi (odometer) n Hwy. 36 (w of Platina); High North Coast Ranges 1066 Comment
  HSC37559  Juncus effusus subsp. pacificus J. D. Ackerman, A. M. Montalvo 1975-7-17 563 Shasta Sunday Gulch, E of Harrison Gulch, 2.5 mi. W of Platina Comment
  RSA767953  Juncus effusus var. solutus P. F. Zika 2010-6-22 24988 Shasta Sunny marsh under powerline, northeast side of Panorama Point Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  CHSC89691  Juncus ensifolius R. Fischer; J. Marr 2004-8-15 365 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at edge of Ya-She pond. Mdw. 1008 Comment
  RSA783709  Juncus exiguus P. F. Zika 2009-8-26 24636 Shasta Klamath Range KR: Route 25, at 1.5 road mi NE of junction with Route 26. 1740 Comment
  CHSC61190  Juncus hemiendytus var. hemiendytus Vernon Oswald; Lowell Ahart 1993-5-12 5394 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
  UC1149889  Juncus howellii Harold and Virginia Bailey 1948-8-25 2987 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC55456  Juncus leiospermus var. leiospermus Donald M. Burk 1991-5-31 Shasta Swale ca 50 ft south of the junction of Tarmac Road and Shasta View Drive, just north of Highway 44 on the east side of Redding. 176 Comment
  OBI21168  Juncus leiospermus var. leiospermus Robert F. Hoover 1937-5-19 2270 Shasta 4 mi E of Redding Comment
  RSA530113B  Juncus leiospermus var. leiospermus D. W. Taylor 1987-4-27 8937 -A Shasta Gas Point road 5.5 miles W of Cottonwood, under high-voltage transmission lines. 168 Comment
  RSA695402  Juncus leiospermus var. leiospermus L. Ahart, John Dittes 2003-5-12 10165 Shasta 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
  UC765894  Juncus leiospermus var. leiospermus R. F. Hoover 1937-5-19 2270 Shasta 4 mi e Redding Comment
  UCD128341  Juncus leiospermus var. leiospermus Tara Collins 2008-5-6 Shasta Redding, CA. Located within the Clover Creek Preserve in a historic seasonal wetland east of Shasta View Drive. 158 Comment
  JEPS91259  Juncus luciensis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9896 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  JEPS28605  Juncus mertensianus George W. Gillett 1957-7-13 782 Shasta near start trail to Bench Lake; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  UCD141878  Juncus mertensianus John Thomas Howell 1960-8-21 36314 Shasta Lassen Loop east of Diamond Peak. Lassen Volcanic National Park. 2225 Comment
  JEPS28534  Juncus nevadensis George W. Gillett 1957-7-5 657 Shasta Manzanita Lake, trail crossing between museum and employees area Lassen Volcanic National Park 1798 Comment
  CHSC105157  Juncus nevadensis var. nevadensis Peter F. Zika 2008-7-14 23884 Shasta Drying meadow margin, partial shade, with Carex fracta, C. athrostachya, Sisyrinchium, Juncus occidentalis, J. orthophyllus, J. laccatus, near North Fork Battle Creek on S side of Route 44, at Fallen Cedar Road; yellow pine forest over volcanics (Cascade Range Highlands CaRH) 1220 Comment
  RSA794386  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile south of Oasis Road. Cascade Range Foothills. 200 Comment
  CDA37218  Juncus orthophyllus CDFA Staff s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  RSA70304  Juncus orthophyllus F. W. Peirson 1932-7-13 10123 Shasta Thousand-Lake Basin 1951 Comment
  UC501607  Juncus parryi Frank W. Peirson 1932-7-12 10121 Shasta s of Burney (on the inner slope of Red Crater); 1000-Lake Basin, Red Crater 2042 Comment
  JEPS91034  Juncus tenuis Dean W. Taylor 1990-8-18 13112 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  JEPS91273  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  UCD142826  Juncus xiphioides Herbert L. Mason; Verne Grant 1947-7-9 13285 Shasta Highway 299, just east of Hatchet Creek Summit. 1219 Comment
  SEINET10613591  Juniperus communis George Engelmann 1880-8-23 Engelmann s.n. 1880 Shasta Alpine heights of Mt. Shasta above timberline. Comment
  CAS-BOT-BC85301  Juniperus occidentalis Wm. Bridge Cooke 1940-6-4 15007 Shasta Mount Shasta, on a tongue of lava near the Bolam Road 1219 Comment
  LA6595  Juniperus occidentalis C. B. Wolf; 1930-10-20 1750 Shasta C.W. Hill Farm, near Dana 1219 Comment
  SEINET11245669 Image available Kalmia microphylla subsp. microphylla Emily Gillespie, Zack Murrell 2006-8-5 06 -020 Shasta Mineral, Meadow along Hwy 89, near Summit Lake. Lassen Volcanic National Park 2042 Comment
  UC1063309  Keckiella breviflora var. glabrisepala P. L. Johannsen 1932-6-1 99 Shasta 0.5 mi n Bear Creek; Redding Quad. 426 Comment
  CHSC30322  Keckiella lemmonii M. S. Taylor 1980-8-27 3318 Shasta On n side of 25N68, ca. 50 ft up slope, ca. 1.6 mi w of its jct with Sanford Pass Rd, ca. 1 mi sw of Damnation Peak. 1249 Comment
  UC501563  Koeleria macrantha Frank W. Peirson 1932-7-9 10266 Shasta Burney Spring 1432 Comment
  JEPS13531  Kopsiopsis strobilacea Edith M. Wickes Shasta Comment
  CAS-BOT-BC341366  Lagophylla glandulosa H. M. Hall; E. B. Babcock 1903-6-5 4002 Shasta Near Redding 152 Comment
  UC828877  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Power Plant below Pit Dam (2 mi w of Fall River Mills) 1341 Comment
  CHSC84093  Lasthenia californica Lowell Ahart; John Dittes 2003-5-12 10132 Shasta Near a marshy vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CAS-BOT-BC352751  Lasthenia fremontii L. E. Smith 1915-4-25 s.n. Shasta Anderson Comment
  CHSC107402  Lathyrus lanszwertii var. aridus Jake Ruygt 2009-5-24 5421 k Shasta McArthur-Burney Falls State Park. 850 Comment
  SJSU3780  Lathyrus nevadensis var. nevadensis C. W. Sharsmith 1963-6-15 7066 Shasta Viola 1341 Comment
  UCD106452  Lathyrus sulphureus W. R. Powell 1961-4-20 80 Shasta 3 miles north of Ogo Station and 8 miles west of Ono, southwestern part of county. 1082 Comment
  UCD123166  Lathyrus sulphureus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7411 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA658079  Lathyrus sulphureus S. A. Weidert 1975-4-27 s.n. Shasta Near Inwood. 854 Comment
  UC1036272  Ledum glandulosum George W. Gillett 1952-7-20 86 Shasta above highway adjacent to Hot Springs (vicinity of Sulphur Works, Lassen Volcanic National Park); Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC245658  Lemna turionifera John Thomas Howell 1961-6-19 36535 Shasta Lily Pond near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  HSC26009  Lepidium campestre D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19119 Shasta Along Hwy. 44, 10 mi. E of Shingletown Comment
  UCR206927  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2009-6-11 14956 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CDA19911  Lepidium campestre W. Ogden 2002-6-12 PDR P 084077 Shasta Sierra Nevada; Near garlic field on Dee Knoch Rd. 0 Comment
  CHSC4044  Lepidium nitidum Sadie Gualtieri 1967-3-23 Shasta Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W. to end of st on N. side. Comment
  JEPS28743  Leptodactylon pungens George W. Gillett 1957-8-10 1025 Shasta saddle between Ski Heil and Pilot Pinnacle; Lassen Volcanic National Park, btw Ski Heil and Pilot Pinnac 2636 Comment
  UC54535  Leptodactylon pungens H. M. Hall and E. B. Babcock June, 1903 4236 Shasta Lava Beds of North-Eastern Shasta County Lava Beds (Sierra Nevada Mountains); , Lava Beds 1219 Comment
  HSC45602  Leptosiphon bicolor Diane L. Reed 1978-5-13 86 Shasta Beegum Gorge Rd. and Hwy. 36, 0.5 mi. E of Platina 762 Comment
  HSC65912  Leptosiphon bicolor S. Harris, B. Ferguson, S. Smith 1980-5-3 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  CHSC89790  Leptosiphon bolanderi R. Fischer; J. Marr 2004-5-24 425 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1025 Comment
  RSA523357  Leptosiphon bolanderi G. H. True 1938-5-24 945 Shasta Near Lake Britton 854 Comment
  CHSC9301  Leptosiphon ciliatus G. Strausbaugh 1970-6-21 109 Shasta Near summit of Buckhorn Bally ca. 3.5 mi. S. from U.S. Hwy. 299 W. 19.5 mi. E. Douglas City. 1478 Comment
  POM203119  Leptosiphon filipes Alice Eastwood, J. T. Howell 1934-4-21 1802 Shasta Pollard's Gulch Comment
  HSC73396  Leptosiphon harknessii L. Sieburth, Susan Ahrens, B. Potter 21 Shasta Turnoff to Basin Gulch 793 Comment
  HSC92587  Leptosiphon harknessii Moulton, Sparks, Wood 1995-4-22 17 Shasta 1 mi. up A16, 8 mi. from Basin Gulch Campground 701 Comment
  JEPS73710  Lessingia nemaclada L. R. Heckard with T. I. Chuang 1968-7-2 1962 Shasta about 1 mi n Pollard Flat (2 1/2 mi n of La Moine); w side of Sacramento River 426 Comment
  RSA768279  Lessingia nemaclada Justin M. Wood 2010-9-2 2520 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UC195375  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  UC829036  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  CAS-BOT-BC341882  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta In the Sacramento Canon [Canyon], 10 miles north of Delta on the Pacific Highway Comment
  CAS-BOT-BC341885  Lessingia nemaclada John Thomas Howell 1936-8-22 12688 Shasta French Gulch Comment
  RSA15469  Lessingia nemaclada John T. Howell 1936-8-22 12688 Shasta French Gulch Comment
  UCD134091  Lessingia nemaclada W. Robert Powell 1982-7-22 2885 Shasta edge of Central Valley. Comment
  JEPS105443  Lewisia leeana Dean W. Taylor 1993-7-9 13816 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC1543707  Lewisia triphylla Harold and Virginia Bailey 1948-8-27 2955 b Shasta below Emerald Lake (Loop Highway at water fountain); Lassen Volcanic National Park 2438 Comment
  RSA647846  Lilium James Buel 1957-7-21 183 Shasta Warner Valley, Lassen National Park Comment
  RSA113330  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles SE of Ranger Station along State Hwy 89. 976 Comment
  JEPS121433  Limnanthes alba Julie Kierstead Nelson 2013-4-16 2013 -005 Shasta 5 mi N of Shasta College, NE of Redding, in rural residential area, intersection of Portero and Paso Robles. Project City 7.5 minute quadrangle, 1998. Comment
  JEPS100980  Limnanthes alba subsp. alba Dean W. Taylor 1988-4-15 9527 Shasta Olinda, 5.3 miles W of Cottonwood on Gas Point Road 166 Comment
  CHSC63576  Limnanthes alba subsp. versicolor Vernon H. Oswald; Lowell Ahart 1994-5-6 6179 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. Along the edge of the creek. 350 Comment
  JEPS47389  Limnanthes alba subsp. versicolor L. R. Heckard and Robert Ornduff 1966-4-27 1474 Shasta 1.5 mi n Project City (along US Hwy 99 1.3 mi s of Wonderland Road, 4.4 mi s of the first bridge across Lake Shasta) 259 Comment
  SEINET5556944  Limnanthes alba var. versicolor H. S. Gentry 1962-1 19693 Shasta Redding, 2 mi. E of Rt. 99, along Rt. 299. 121 Comment
  JEPS89094  Limnanthes douglasii subsp. nivea Milo S. Baker June 1891 111 Shasta The Bench Fall River Valley Comment
  JEPS100977  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-4-15 9530 Shasta Highway 299 east of Redding at the 1000-foot contour sign 304 Comment
  UC971879  Limnanthes floccosa subsp. floccosa Charles T. Mason Jr. 1949-4-25 1260 Shasta 6.7 mi w Ingot (along U.S. Hwy 299) Comment
  UCD116442  Limnanthes floccosa subsp. floccosa Collector unknown 1986-4-25 s.n. Shasta off Highway 44, 1.1 miles east of Bear Creek, just west of Merilea Lane. Comment
  SEINET7063434  Linanthus A. G. Vestal 1947-3-30 s.n. Shasta Stillwater plains southeast of Redding. UTM Zone 10, 559140mE, 4490505mN. (WGS84/NAD83). 174 Comment
  SBBG111407  Linanthus J. M. Tucker 1970-5-3 4185 Shasta E side of Hwy 299, 2 mi SW of Pit River crossing 914 Comment
  UC879908  Linanthus ciliatus Alice Eastwood Jun 29 1912-Jul 11 1912 782 Shasta Goose Valley Comment
  UC880327  Linanthus ciliatus C. L. Hitchcock 1940-5-24 6553 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  UCR206931  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14969 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  JEPS58428  Linanthus filipes J. W. Blankinship 1911-6-6 Shasta Oak Run 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
  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
  UC455873  Linnaea borealis var. longiflora I. J. Condit 1911-7-15 Shasta Tollroad Shasta Springs to McCloud Comment
  CAS-BOT-BC36583  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
  CAS-BOT-BC430975  Lithophragma bolanderi L. E. Smith 1913-4-1 138 Shasta Anderson Comment
  JEPS22688  Lithospermum californicum Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-24 6326 Shasta 7 mi. e. by n.e. Oak Run (on ridge between Oak Run Creek & Clover Creek, just s. of Bullskin Ridge, at junction of rd. from Fern) 807 Comment
  JEPS25405  Lithospermum californicum Rimo Bacigalupi and G. T. Robbins 1959-4-21 7020 Shasta 1.6 mi s Shingletown (<drainage of Brush Creek; along road from Manton to Shingletown>); Brush Creek 1011 Comment
  POM369960  Lithospermum californicum Christopher Davidson 1973-5-26 2156 Shasta 4 miles W of Cassell jct road on Hwy 299, near Hat Creek. 976 Comment
  UCD119496  Lithospermum californicum G. F. Hrusa 1992-5-3 10481 Shasta N of Big Bend. Comment
  CHSC63032  Logfia gallica Vernon H. Oswald; Lowell Ahart 1994-4-27 6136 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shast Lake, ca. 1.38 mi clockwise from the trailhead. 335 Comment
  UCD66637  Lolium temulentum A. A. Beetle 1942-5-20 3332 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  UC643304  Lomatium bicolor var. leptocarpum Alice Eastwood and John Thomas Howell 1940-6-11 7914 Shasta near Fall River Mills Comment
  JEPS89922  Lomatium californicum Dean Wm. Taylor with Glenn Clifton 1992-5-5 12515 Shasta 7.4 road mi. w. Round Mt. post office (along Hwy. 299 2.5 mi. e. of junction w/ Oak Run Rd.); Klamath Region, Devil's Rock 7 1/2 Quad., Cedar Creek draina 441 Comment
  JEPS16102  Lomatium caruifolium var. denticulatum Alice King 1921-1 Shasta Anderson Comment
  UC765481  Lomatium caruifolium var. denticulatum R. F. Hoover 1937-5-19 2274 Shasta 2 mi. e. Redding Comment
  CHSC118448  Lomatium dasycarpum Julie Kierstead Nelson 2015-4-20 Shasta Millville Plains, east of Redding; UTM NAD 83 Zone 10, 567236m E, 4481346m N; south end of Millville Plains Rd. at intersection with Nobles Trail Rd. 143 Comment
  UCD127729  Lomatium dasycarpum subsp. tomentosum W. Robert Powell 1981-5-13 2797 Shasta 3 miles west of Cottonwood, south side of Gas Point Road. 146 Comment
  CHSC34845  Lomatium macrocarpum M. S. Taylor 1980-6-25 2958 Shasta Grizzly Peak and west ridge, ca. 5 air mi due e of Lake McCloud. 1905 Comment
  JEPS89910  Lomatium marginatum Dean W. Taylor 1992-4-7 13331 Shasta s. base Di Hill (along ephemeral tributary creek s. of Ponderosa Way); Cascade Range, Inwood 7 1/2 Quad. 1985 ed., Di Hill 670 Comment
  HSC47435  Lomatium marginatum var. marginatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9674 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  JEPS14109  Lomatium marginatum var. marginatum Mrs. C. F. Rose 1936-4-26 250 Shasta a little n.e. Redding (on Hwy. 299) Comment
  UCD18885  Lomatium nudicaule Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 193 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  CHSC59664  Lomatium tracyi B. Williams 1979-6-6 212 Shasta Shasta-Trinity NF/Yolla Bolla Road, old road above the creek at North Fork Beegum Creek Campground. 944 Comment
  UC1441336  Lomatium utriculatum Bert G. Brehm 1968-6-6 2912 Shasta about 8.5 mi W of Manton (Paynes Creek Rd. just S of jct with Rt. 9A) 487 Comment
  UC28525  Lonicera hispidula var. vacillans M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC200964  Lotus Ira L. Wiggins 1922-8-12 916 Shasta McCloud River Country Club 457 Comment
  UCD106721  Lotus corniculatus P. B. Kennedy 1926-6-1 s.n. Shasta 7 mi. from Anderson. Comment
  UCR206037  Lotus crassifolius var. crassifolius George K. Helmkamp, E. A. Helmkamp 2009-6-11 14973 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  POM128958  Lotus humistratus Franklin Nutting s.n. Shasta Morleys Station. Comment
  RSA27016  Lotus humistratus C. L. Hitchcock 1940-5-17 6444 Shasta 3 miles east of Redding. 152 Comment
  UC864806  Lotus nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta 2 mi w Fall River Mills (below Pit Dam, Power Plant) 1341 Comment
  SEINET4035383  Lotus pinnatus C. Davidson 1975-1 2715 Shasta About 20 mi. east of Redding on Hwy 44. 640 Comment
  UCR206051  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2009-6-11 14980 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
  RSA568519  Lotus unifoliolatus Albert J. Perkins 1920-7-10 s.n. Shasta Perfection Meadows, near S. Fork San Joaquin River. Comment
  RSA0014270  Ludwigia palustris Justin M. Wood 2010-9-2 2577 Shasta Little Cow Creek: 0.8 mi N of Ingot along the west side of state highway 299. 346 Comment
  SEINET10484221  Lupinus W. D. Stevens 1985-4-25 Stevens 23576 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SEINET10484509  Lupinus adsurgens James P. Smith, John O. Sawyer; Thomas W. Nelson 1978-5-6 Smith, Jr. 9832 Shasta Deer lick springs road, about 2 miles from its junctoin with State route 36. Streamside in garry oak-pinderosa pine woodland 914 Comment
  UCR138736  Lupinus albicaulis Ryan Stafsnes, Chris Dunn, Darina Roediger 1997-4-27 52 Shasta 4 mi east of Platina on Road A16 718 Comment
  SEINET10544015  Lupinus albicaulis subsp. shastensis Charles Piper Smith 1947-7-17 Smith 47686 Shasta Montgomery creek, 1 mile e Comment
  LA83663  Lupinus albifrons O. H. Kappler; 1946-7-22 1366 Shasta Lassen National Park, northerly portion 2194 Comment
  CAS-BOT-BC195952  Lupinus albifrons var. albifrons Charles Piper Smith 1947-6-13 47433 Shasta Lassen National Park, Manzanita Lake Comment
  CAS-BOT-BC196310  Lupinus albifrons var. eminens A. A. Heller 1905-5-25 7849 Shasta Near the railroad just above Redding Comment
  SEINET195006  Lupinus aliceae A. A. Heller 1941-6-24 16182 Shasta Along U.S Highway 299 near the foot of the grade, east side of Hatchet Mountain, in the forest, rather shaded. Comment
  UCR77160  Lupinus andersonii G. L. Webster, June McCaskill, , Robert Rhode, J. M. Tucker 1993-5-16 7784 Shasta 7.3 road mi. SW of McCloud Bridge 366 Comment
  OBI76924  Lupinus apertus Anthony Baniaga 2011-7-12 447 Shasta Lassen natl forest. along Lost Crk, NW of jctn 32N13 and "N" spur. Manzanita Lkae quad T31N R4E sec 3 SW of NE 1675 Comment
  UC201958  Lupinus arbustus Milo S. Baker 1898-7-9 365 Shasta near the summit Tamarack Road; Tamarack Road near the summit Comment
  SEINET10970211  Lupinus arbustus subsp. silvicola David B. Dunn 1971-8-15 Dunn 18155 Shasta Near summit of lassen on e side; lassen national park Comment
  CAS-BOT-BC208811  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47437 Shasta Highway 89, Hat Creek Ranger Station, 7.2 miles south Comment
  CAS-BOT-BC208813  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 g Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208830  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1006 Shasta Goose Valley Comment
  CHSC88319  Lupinus argenteus var. heteranthus R. Fischer; J. Marr 2004-5-22 202 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
  SBBG3563  Lupinus argenteus var. heteranthus H. and M. Dearing 1938-6-27 2168 Shasta Hat Crk 1524 Comment
  UC1129451  Lupinus argenteus var. heteranthus A. E. Wieslander July 1929 124 Shasta Leonard's Camp; Shasta National Forest, Bartle Quad. Comment
  UCR206053  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 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
  SD46394  Lupinus caudatus E. K. Balls, L. W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls (junction State Highway 89 and U. S. Highway 299). 1006 Comment
  JEPS13893  Lupinus croceus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-17 3736 Shasta along Castella - Trinity River Road (at ridge top on county boundary Shasta - Trinity County Line); along Castella - Trinity River Road 1493 Comment
  UCD107618  Lupinus croceus Donald Myrick 1968-6-23 1998 Shasta along Delta Toll Road from Delta to Trinity Center. 1524 Comment
  HSC49122  Lupinus densiflorus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9706 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UC501354  Lupinus lepidus var. lobbii H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen 2225 Comment
  UC726718  Lupinus lepidus var. lobbii A. A. Heller 1941-7-24 16257 Shasta near Noble Pass; near Noble Pass Comment
  CDA13044  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-6-1 12974 Shasta Lassen National Forest; W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  CHSC5289  Lupinus lepidus var. sellulus M. West 1946-6-23 Shasta Hat Creek. Eagle Lake. 1112 Comment
  SJSU558  Lupinus lepidus var. sellulus G. Witherspoon 1940-6-27 2134 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  UC865485  Lupinus microcarpus var. microcarpus Lewis S. Rose 1940-6-11 40496 Shasta Fall River Mills 1005 Comment
  CDA12994  Lupinus nanus G. F. Hrusa 1996-4-3 12898 Shasta Upper Sacramento Valley; Burm along Gover Ditch. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  JEPS98751  Lupinus nanus Julie Kierstead Nelson 2000-5-5 2000 -31 Shasta W side of Shasta Lake (at bottom of Charlie Creek watershed, above Forest Service Road 35N33); Shasta-Trinity National Forest 365 Comment
  UC710885  Lupinus nanus C. L. Hitchcock 1940-5-17 6425 Shasta 3 mi e Redding; e of Redding Comment
  UC73202  Lupinus nanus Milo S. Baker 1900-4-29 Shasta Stillwater at Laton Stillwater; Stillwater at Laton Comment
  UCD109260  Lupinus nanus G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7779 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  UCR77162  Lupinus nanus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7782 Shasta 7.3 road mi. SW of McCloud Bridge 366 Comment
  UCD109099  Lupinus nanus Carl B. Mankinen 1968-5-11 s.n. Shasta 6 miles west of Simmons Way on Placer Road to Igo, ca. 9 miles southwest of Redding. Comment
  CAS-BOT-BC8214  Lupinus nanus var. vallicola Amos Arthur Heller 1905-5-25 7850 Shasta Near Redding Comment
  UC865353  Lupinus obtusilobus Ynez Winblad 1936-8-17 Shasta Lassen National Park Comment
  JEPS65272  Lupinus onustus J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UC73243  Lupinus onustus Misses Jones and Alexander 1902-6-22 Shasta near Spring Camp; near Spring Camp Comment
  NY15976  Lupinus persistens A. A. Heller 1905-5-25 7850 Shasta Near Redding Comment
  RSA60343  Lupinus sellulus subsp. sellulus G. R. Campbell 1948-6-17 635 Shasta Between Clayton and Burney Falls State Park. Comment
  RSA768323  Lycopus americanus Justin M. Wood 2010-9-1 2507 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  UC1191821  Lycopus asper Malcolm A. Nobs and S. Galen Smith 1949-7-20 1033 Shasta banks of Fall R. at Glenburn; Fall R. Comment
  HSC100180  Lythrum salicaria J. P. Smith 2011-8-8 13362 Shasta Across road from Glenburn Community Church. 1012 Comment
  UCR255888  Lythrum salicaria Greg de Nevers 2001-7-25 12622 Shasta Ahjumawi [Lava Springs] State Park 1011 Comment
  RSA0016020  Lythrum salicaria Carri Benefield 2000-8-3 PDR- 1198614 Shasta Underneath and on E and W sides of Highway 299 bridge along Pit River, away from water s edge, between Fall River Mills and Burney. Comment
  CAS-BOT-BC7467  Madia citrigracilis David Daniels Keck 1938-8-9 4892 Shasta At Burney Spring, S. side of Burney Mtn. 1524 Comment
  RSA768275  Madia elegans Justin M. Wood 2010-9-2 2527 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  SEINET10971224  Madia elegans subsp. vernalis Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5494 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
  HSC28865  Madia exigua D. H. Norris, S. Dowty, T. Nelson 1971-6-21 19135 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  JEPS88128  Madia exigua V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7908 Shasta Harrison Gulch Rd. 2.4 mi (odometer) n Hwy. 36 (w of Platina); High North Coast Ranges 944 Comment
  CAS-BOT-BC344538  Madia exigua David M. Moore 1960-6-4 128 Shasta E. side of U.S.299, 2.7 mi. S. of Falls Creek Mills Comment
  CAS-BOT-BC343408  Madia gracilis L. E. Smith 1913-6-5 345 Shasta Kennet [Kennett] Comment
  CHSC114621  Madia gracilis B. Williams 1979-6-6 223 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above the creek at N. Fork Begum Cr Campgr. 944 Comment
  UCR206934  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-6-10 14932 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  POM362200  Madia minima Christopher Davidson 1973-5-26 2155 Shasta 4 miles west of Cassell road junction with State HIghway 299, near Hat Creek 305 Comment
  HSC47067  Maianthemum racemosum subsp. amplexicaule Howee Barban 1978-5-13 39 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  JEPS116594  Maianthemum stellatum Julie Kierstead Nelson 2006-5-10 2006 -3 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
  JEPS36633  Malacothrix floccifera Mrs. C. F. Rose 1936-5-8 39 Shasta 20 mi ne Redding (near Ingot) Comment
  CHSC58017  Marsilea oligospora Vernon H. Oswald 1992-5-28 4955 Shasta Vernal pool bordering the W side of the lily pond near the summit of Table Mtn., ca. 1.3 mi (air) NNE of Manzanita Lake Entrance Station, somewhat W (outside) of the boundary of Lassen Volcanic National Park. 2019 Comment
  UC54378  Medicago lupulina H. M. Hall and E. B. Babcock June, 1903 Shasta La Moine Sierra Nevada Mountains 426 Comment
  POM188326  Melica aristata Marcus E. Jones 1931-7-17 29201 Shasta Shasta City (Session's). Comment
  CHSC93093  Melica harfordii R. Fischer 2005-5-22 612 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. A few plants found growing the pine/juniper woodlands near camp 7. 1016 Comment
  UCD87373  Melica harfordii A. A. Beetle 1945-5-20 3988 Shasta near Ingot. Comment
  RSA768465  Melissa officinalis Justin M. Wood 2010-9-2 2574 -B Shasta [Round Mountain:] Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  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
  HSC14240  Mentha pulegium D. E. Anderson 1962-8-5 2293 Shasta Lower Salt Creek Campground, along Hwy. 99 Comment
  CHSC9236  Mentzelia micrantha G. Strasbaugh 1970-6-21 104 Shasta Abundant near summit of Buckhorn Bally ca. 3.1 mi. s from U. S. Hwy.299W 19.5 mi. e of Douglas City. 1463 Comment
  RSA262352  Menyanthes trifoliata W. A. Harvey 1954-6-8 s.n. Shasta Silver Lake. 1524 Comment
  CAS-BOT-BC428461  Micranthes aprica Roxana S. Ferris; Laura Lorraine 1941-8-10 10460 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  CAS-BOT-BC428606  Micranthes bryophora Mrs. R. M. Austin 1882-8-1 s.n. Shasta Lassen's Peak Comment
  CHSC43755  Micranthes odontoloma Vernon Oswald 1986-7-30 2259 Shasta Kings Creek Picnic Area, Lassen Volcanic National Park. On the edge of the creek. 2243 Comment
  CHSC60410  Micranthes odontoloma Mary Ann Showers 1992-7-19 2719 Shasta Lassen Volcanic National Park. Canyon on Hat Creek. 1889 Comment
  CAS-BOT-BC429089  Micranthes odontoloma Hans Leschke 1959-8-10 1653 Shasta Lassen Volcanic National Park. Above Soda Lake 2407 Comment
  CAS-BOT-BC429246  Micranthes oregana A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  SEINET7073558  Micropus amphibolus 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
  HSC40227  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1976-5-9 8729 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  UC133323  Micropus californicus var. californicus Mrs. R. M. Austin Aug 1896 Shasta Lassen's Peak Comment
  UC144219  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta near Redding Comment
  HSC73387  Micropus californicus var. californicus Robert Kirkpatrick, Doug Renwick 1981-5-9 92 Shasta Harrison Gulch off Hwy. 36 820 Comment
  JEPS15300  Microseris campestris Robert F. Hoover 1936-4-1 838 Shasta sw of Modesto (near San Joaquin River) Comment
  UC1536748  Microseris nutans G. H. True 1938-5-26 944 Shasta between Rock Creek and Pit River 914 Comment
  CAS-BOT-BC349360  Microseris nutans Alice Eastwood 1912-6-29 845 Shasta Goose Valley Comment
  HSC47724  Microsteris gracilis Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4006 Shasta Along county line road [31N01] 2.5 mi. E and N from Deer Lick Jct. Comment
  SD42340  Mimetanthe pilosa Carl B. Wolf 1937-8-8 9078 Shasta Head of Sacramento Valley, 6 mi. N. Redding, bordering creekbed 244 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
  LA209493  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
  JEPS28558  Mimulus breweri George W. Gillett 1957-7-9 691 Shasta about 2 mi n Big Springs (confluence of Hat Creek and Lost Creek n of Park); Lassen Volcanic National Park 1524 Comment
  UC1024360  Mimulus breweri George W. Gillett 1953-7-23 298 Shasta vicinity Hat Lake; Lassen Volcanic National Park 1950 Comment
  UC711913  Mimulus breweri Roxana S. Ferris and Laura Lorraine 1941-8-10 10478 Shasta near Summit Lake; Lassen National Park 2042 Comment
  POM43684  Mimulus breweri Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA80081  Mimulus breweri F. W. Peirson 1932-7-13 10213 Shasta Thousand-Lake Basin 1951 Comment
  UC1543762  Mimulus guttatus Harold and Virginia Bailey 1948-8-25 3011 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC49775  Mimulus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9833 Shasta Deer Lick Springs Rd., 3.4 mi. from its junction with Hwy. 36 1098 Comment
  JEPS8078  Mimulus layneae Victor K. Chesnut and Elmer Drew 1891-7 Shasta Lassen Peak Comment
  UC886379  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi n Fall River Mills 1371 Comment
  CDA41707  Mimulus layneae T. C. Fuller 1963-7-15 10873 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  UC886258  Mimulus lewisii E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park Comment
  UC1553534  Mimulus nanus var. jepsonii E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 67 Shasta 3.0 mi n Hwy. 299 (Bunchgrass rd.); hatchet Mtn. 1524 Comment
  JEPS28813  Mimulus nanus var. mephiticus George W. Gillett 1958-6-30 1158 Shasta saddle between the basalt peak ne and Chaos Crags; Lassen Volcanic National Park 2209 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
  UC1024368  Mimulus nanus var. mephiticus George W. Gillett 1952-7-4 55 Shasta ne Lassen National Volcanic Park (along State Highway 89, near entrance to Subway Caves); Lassen National Forest 1310 Comment
  HSC71902  Mimulus nanus var. nanus Thomas W. Nelson, Jane P. Nelson 1980-6-22 5826 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  JEPS10999  Mimulus primuloides Chesnut and Drew 1891-1 Shasta Lassen Peak Northern Sierra Comment
  RSA80481  Mimulus primuloides F. W. Peirson 1932-7-12 10211 Shasta Along shore of Lake Eiler. Thousand-Lake Basin. 1951 Comment
  UCD122886  Mimulus primuloides K. L. Olsen 1949-7-30 14 Shasta King's Creek Meadow, Mt. Lassen National Park. Comment
  JEPS29550  Mimulus primuloides subsp. primuloides George W. Gillett 1957-8-20 1110 Shasta Brokeoff Meadows, in aspen grove above cabins Lassen Volcanic National Park 1920 Comment
  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
  RSA113770  Mimulus torreyi George W. Gillett 1953-7-17 281 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. West side of road opposite Big Springs. 1402 Comment
  RSA420994  Mimulus torreyi Christopher Davidson 1973-5-26 2169 Shasta Ca. 15 mi W of Burney on St Hwy 299. 915 Comment
  UC1537588  Mimulus tricolor Gordon H. True 1938-5-23 925 Shasta near Lake Britton 853 Comment
  UC1537302  Minuartia douglasii Gordon H. True 1938-5-24 951 Shasta near Lake Britton 914 Comment
  CAS-BOT-BC388865  Minuartia douglasii Ella Dales Cantelow 1940-5-30 3441 Shasta 5.4 mi. e. of Burney Comment
  CAS-BOT-BC388876  Minuartia douglasii H. D. Ripley; R. C. Barneby 1948-7-6 9650 Shasta South base of Castle Rock 579 Comment
  RSA565079  Minuartia douglasii William Taylor 1992-5-2 13414 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way. 671 Comment
  SEINET7042844  Minuartia douglasii A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium Ca. 7.5 miles southwest of Redding. Redding quadrangle UTM Zone 10, 544246mE, 4485681mN. Comment
  UC1051544  Minuartia douglasii Helen K. Sharsmith 1953-6-25 4356 Shasta 3-3.5 mi beyond Wildwood (on road to Peanut); Inner North Coast Ranges, Trinity National Forest 1188 Comment
  UC135635  Minuartia nuttallii subsp. gregaria Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3048 Comment
  UCD98342  Minuartia nuttallii var. gracilis Dean Wm. Taylor; Ingrid Olmstead 1975-8-24 330 Shasta Lassen National Forest; Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  HSC71900  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5830 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  POM312599  Mitella diversifolia H. L. Mason 1948-7-17 13593 Shasta Hatchet Mtn Comment
  UC1024367  Mitella pentandra George W. Gillett 1953-7-20 285 Shasta Bridle Trail at crossing of East Fork Hat Creek; Lassen Volcanic National Park, Vicinity of Summit Lake 2011 Comment
  CAS-BOT-BC220052  Monardella breweri subsp. lanceolata Barrett Anderson 1986-7-9 3119 Shasta Clark Creek Rd just W of Hwy 89 975 Comment
  CHSC67811  Monardella breweri subsp. lanceolata David Biek 1988-6-3 891 a Shasta Next to Highway 299W, 1/4 mile east of Tower House area; Whiskeytown N.R.A. 396 Comment
  CAS-BOT-BC220055  Monardella breweri subsp. lanceolata Alice Eastwood 1912-7-25 1439 Shasta Pitt to Baird Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  CAS-BOT-BC222120  Monardella odoratissima subsp. pallida Alice Eastwood 1912-7-24 1369 Shasta Castella Comment
  CAS-BOT-BC220224  Monardella sheltonii Jas. McMurphy 1914-6-14 s.n. Shasta Cow Creek, Redding Comment
  CAS-BOT-BC220246  Monardella sheltonii Clare B. Hardham 1970-8-3 17690 Shasta Rte 36 - before Peanut about 1/2 mile before (east of) sign to Old Highway 36 914 Comment
  RSA32871  Monardella villosa A. A. Heller 1941-6-26 16238 Shasta About 1 mile north of Anderson along a gravely wash, near U.S. Highway 99 Comment
  CHSC80013  Monardella villosa subsp. villosa L. P. Janeway; B. Castro 1996-7-6 5033 Shasta Klamath Ranges. Along French Gulch Road 11.4 mi north of Hwy 299; 3.5 mi southeast of Trinity Mountain. 680 Comment
  CAS-BOT-BC94482  Montia R. C. Wenk 2005-7-20 355 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  CAS-BOT-BC267033  Muhlenbergia filiformis Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  UC819029  Muhlenbergia filiformis Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  UCD37069  Muhlenbergia filiformis Beecher Crampton 1956-8-20 3789 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  CAS-BOT-BC267031  Muhlenbergia filiformis John Thomas Howell 1960-8-22 36401 Shasta Dursch Meadows 1981 Comment
  CHSC59104  Muhlenbergia jonesii Vernon H. Oswald; Steve Mitchelson 1992-8-5 5138 Shasta Lassen Volcanic National Park. Slope bordering the W side of the Old Emigrant Trail ca. 0.1 mi N of the culvert on Hat Creek, ca. 0.5 mi NE of Lassen Hwy. 1926 Comment
  CHSC86955  Muhlenbergia richardsonis L. P. Janeway 2001-6-21 7212 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  UC55258  Myriophyllum Milo S. Baker 1898-7-10 Shasta Creek Comment
  JEPS1367  Nama lobbii Chesnut and Drew 1891-1 20 Shasta Lassen Peak Comment
  SJSU1541  Navarretia divaricata C. W. Sharsmith 1954-6-25 6214 Shasta Viola 1341 Comment
  POM260320  Navarretia divaricata C. L. Hitchcock 1940-5-26 6600 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA27656  Navarretia divaricata subsp. divaricata C. L. Hitchcock 1940-5-26 6600 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC127856  Navarretia divaricata subsp. vividior H. M. Hall and E. B. Babcock Jun 1903 4213 Shasta Fall River Springs Sierra Nevada Mountains 1066 Comment
  OBI83430  Navarretia intertexta Robert F. Hoover 1968-5-28 11126 Shasta Clough Creek at Old Alturas Road. Comment
  SEINET9285573  Navarretia intertexta Unknown 1954-7-9 2199 Shasta Shasta County Comment
  CHSC34352  Navarretia intertexta subsp. propinqua J. D. Prouty 1981-7-21 1259 Shasta Margin of stockpond. Ca. 6 mi. ese. of Fall River Mills. 1097 Comment
  JEPS69650  Navarretia leptalea subsp. leptalea W. L. Jepson 1914-8-10 5754 Shasta moist meadow in Upper Fall River Valley (Dana, ne Shasta Co) 1036 Comment
  JEPS70371  Navarretia leucocephala Mary Alice King 1921-1 Shasta Anderson Comment
  CAS-BOT-BC230402  Navarretia leucocephala subsp. minima Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  UC879891  Navarretia sinistra Alice Eastwood Jun 29 1912-Jul 11 1912 1020 Shasta Goose Valley Comment
  UCD37466  Navarretia subuligera Beecher Crampton 1960-6-16 5671 Shasta Shasta County, 1.5 miles north of Fall River Mills. 1066 Comment
  RSA0089759  Nemacladus capillaris Dean Wm. Taylor 2014-6-11 21486 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 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
  RSA421276  Nemophila heterophylla Christopher Davidson 1975-6-4 2640 Shasta Hwy 89, 10 mi N of jct with Hwy 299. 915 Comment
  CHSC93006  Nemophila pedunculata R. Fischer 2005-4-15 507 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Meadow near Ya-She camp. 1008 Comment
  HSC65915  Nemophila pedunculata Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 83 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  UC726907  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 mi e Ono; e of Ono Comment
  RSA31937  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 miles east of Ono. Comment
  CAS-BOT-BC140148  Neviusia cliftonii James R. Shevock; Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek. Along forest highway 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest 365 Comment
  CAS-BOT-BC7248  Neviusia cliftonii Dean William Taylor; G. Clifton 1992-5-5 12513 Shasta Cedar Creek drainage, along Hwy 299, 2.5 miles E of the junction with Oak Run Road 441 Comment
  JEPS104985  Neviusia cliftonii Dean W. Taylor 1996-6-15 15693 Shasta Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta- Trinity National Forests 426 Comment
  JEPS87099  Neviusia cliftonii James R. Shevock with Barbara Ertter 1992-6-13 12197 Shasta 0.6 mi n Squaw Creek Ranger Station (along Shasta-Trinity NF Rd 27, 25 air mi nne of Redding, nw of Shasta Lake, 24.4 mi from hwy 299); nw of Shasta Lake 365 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
  RSA621170  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12201 Shasta Squaw Creek along forest Hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  RSA760747  Neviusia cliftonii James R. Shevock 1993-5-2 12203 Shasta Adj. to Little Cedar Creek off Hwy 299, just south of Shasta-Trinity National Forest. 549 Comment
  UC1605909  Neviusia cliftonii Barbara Ertter with Gary Schoolcraft, Roger Raiche, Joe Molter 1993-5-1 11660 Shasta 15 air mi nne of Redding (Curl Creek north of Shasta Lake Caverns on e side of McCloud River branch of Shasta Lake); Shasta Lake, Curl Creek Comment
  UCD113239  Neviusia cliftonii James R. Shevock; Barbara Ertter 1992-6-13 12197 Shasta Along Shasta-Trinity NF Road 27, 0.6 mile N of Squaw Creek Ranger Station, NW of Shasta Lake (24.4 miles fron Highway 299 and ca. 25 air miles NNE of Redding). 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
  HSC104359  Neviusia cliftonii Len Lindstrand III 2015-5-15 21237 Shasta Allie Cove, Approx. 0.40 mi. NE of South Gray Rocks 457 Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  SEINET8263375  Odontostomum hartwegii Frank Callahan 1995-5-20 Shasta south of Jct. of Ash Creek Rd. and Wildcat Rd. Comment
  UCD139083  Odontostomum hartwegii G. F. Hrusa 1992-5-1 10462 Shasta just north of Montgomery Creek. Comment
  JEPS44830  Oemleria cerasiformis J. W. Blankinship 1911-3-14 Shasta Reading; <=Redding> Comment
  CHSC34095  Orcuttia tenuis J. D. Prouty 1981-7-19 1239 Shasta Vernal pool on BLM grazing lease no 3137 NW of intersection of Dersh and Dechutes Rds, ca. 3.5 mi NE of Anderson. 129 Comment
  OBI22046  Orcuttia tenuis Robert F. Hoover 1968-1 Shasta Comment
  OBI71117  Orcuttia tenuis R. D. Stone 1986-1 Shasta Comment
  UC1450983  Orcuttia tenuis R. F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  UCD37445  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta Shasta County, 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport. Comment
  SEINET4079514  Orcuttia tenuis L. M. Boykin, P. M. Hall 2003-1 Shasta Comment
  CAS-BOT-BC349978  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-9 1007 Shasta Lassen Volcanic National Park. East Fork of Hat Creek, near Summit Lake Ranger Station 2026 Comment
  JEPS28739  Oreostemma alpigenum var. andersonii George W. Gillett 1957-8-9 1007 Shasta near Summit Lake Ranger Station; Lassen Volcanic National Park, East Fork Hat Creek 2026 Comment
  UC1544790  Oreostemma alpigenum var. andersonii Almut G. Jones 1986-8-25 7271 Shasta Kings Creek Meadows near creek Mount Lassen Volcanic Nat. Park, Kings Creek Meadows 2400 Comment
  UCD134732  Oreostemma alpigenum var. andersonii J. M. Tucker 1951-8-3 2214 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  JEPS95542  Orobanche fasciculata Vernon H. Oswald and L. Ahart 1994-5-6 6163 Shasta T33N R3W SW1/4 Sec. 4, 1100 ft, Yellow Pine Forest. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.1 mi E of the trailhead at the Jones Valley Boat Ramp. Parasitic on Galium bolanderi on brushy forest floor. 335 Comment
  RSA0059175  Orobanche fasciculata S. Ganley 1971-5-29 640 Shasta Whiskeytown Lake; Hwy 299. 457 Comment
  JEPS9340  Orthocarpus cuspidatus subsp. cryptanthus George W. Gillett July 1953 331 Shasta Lassen Peak Highway; Lassen Volcanic National Park, Lassen Peak Highway Comment
  RSA97456  Osmorhiza berteroi F. W. Peirson 1932-7-13 10189 Shasta Thousand-Lake Basin 1951 Comment
  SJSU1565  Osmorhiza berteroi C. W. Sharsmith 1954-6-25 6202 Shasta Viola, southeastern Shasta County 1341 Comment
  UCR206928  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2009-6-11 14955 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
  UC465841  Oxyria digyna Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3139 Comment
  SBBG2720  Ozomelis diversifolia H. and M. Dearing 1938-6-30 2214 Shasta W of Burney 1219 Comment
  CAS-BOT-BC190891  Packera cana George Wilson Gillett 1957-8-15 1072 Shasta Crescent Crater. In loose pumice on the north saddle of crater rim 2438 Comment
  CAS-BOT-BC316869  Packera eurycephala var. eurycephala L. E. Smith 1913-5-2 s.n. Shasta Cottonwood Comment
  UC53871  Packera eurycephala var. eurycephala H. M. Hall and E. B. Babcock June 1903 4232 Shasta Lava Beds, ne Shasta County Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC316871  Packera eurycephala var. eurycephala H. M. Hall; H. D. Babcock 1903-6-1 4232 Shasta Lava beds of north-eastern Shasta Co. 1219 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
  UC1059004  Panicum acuminatum var. acuminatum Beecher Crampton 1956-8-20 3771 Shasta along the Southern Pacific Railroad at Castle Crag Comment
  UCD88192  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-14 3064 Shasta Near Igo. Comment
  UCD32836  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 a Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  SBBG115900  Panicum oligosanthes var. scribnerianum B. Crampton 1964-8-27 7194 Shasta ca. 0.25 mi E of hotel Castle Crag (now Berri Estate), ca. 0.5 mi E of Castle Crag railroad siding Comment
  SBBG26326  Panicum oligosanthes var. scribnerianum B. Crampton 1964-8-26 Shasta 3 mi S of Dunsmuir, Castle Crags; along railroad Comment
  UC1059003  Panicum oligosanthes var. scribnerianum Beecher Crampton 1956-8-20 3776 Shasta Southern Pacific Railroad Castle Crag (Castle Crag) Comment
  UCD33544  Panicum oligosanthes var. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta 3 miles S of Dunsmuir, along the Sacramento River. Comment
  CAS-BOT-BC175543  Parnassia palustris Hans Leschke 1960-9-8 1793 Shasta Little Hot Springs Valley. Lassen Volcanic National Park 2240 Comment
  SEINET7063012  Parvisedum leiocarpum A. G. Vestal 1955-1 Shasta Comment
  UC585531  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta Happy Valley nw Anderson; Happy Valley 304 Comment
  CHSC41178  Paxistima myrsinites L. P. Janeway; Gary Benson, Leigh Wingett 1985-8-7 Shasta Lassen N.F. ECOS plot 06-154. Above Rock Cr and near Squaw Flat. 1463 Comment
  POM278266  Paxistima myrsinites Lyman Benson 1930-7-18 2217 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  JEPS124779 Image available Paxistima myrsinites J. Yamanaka 1965-7-13 136 Shasta U. S. F. S. Campground, McCloud. 5 miles E. of McCloud. Comment
  SEINET12728303  Pectocarya penicillata M. S. Baker 1990-4-29 s.n. Shasta Bed of Stillwater ar. Comment
  JEPS10361  Pedicularis densiflora J. W. Blankinship 1911-3-23 Shasta Olinda Comment
  HSC59398  Pedicularis densiflora Rick Lundquist 1979-4-22 31 Shasta 8 mi. W of Whitmore on Whitmore Rd., N of Hwy. 44 610 Comment
  UC54661  Pedicularis groenlandica H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4306 Shasta Mill Creek; Mount Lassen 2438 Comment
  UC726422  Pedicularis groenlandica A. A. Heller 1941-8-16 16298 Shasta Upper King Creek Meadow; Lassen Volcanic National Park 2133 Comment
  POM44213  Pedicularis groenlandica Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM44030  Pedicularis semibarbata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC42662  Pellaea Lemmon 1879-1 Shasta Lassen's Peak Comment
  CHSC66313  Pellaea brachyptera V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7914 Shasta Harrison Gulch Rd. 3.7 mi (odometer) N of Hwy. 36, W of Platina. 1066 Comment
  RSA686972  Pellaea mucronata T. R. Pray 1959-6-24 1501 Shasta Near Shasta City, West of Redding Comment
  RSA425612  Penstemon azureus Christopher Davidson 1973-5-22 2088 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  UCD124050  Penstemon azureus G. F. Hrusa 1992-5-1 10465 Shasta exact location unknown. Comment
  POM195803  Penstemon azureus subsp. azureus A. A. Heller 1926-4-24 13931 Shasta Along the Sacramento River, on the Redding -Alturas Road. Type collected at 'Fort Reading, on the Sacramento River.' Fort Reading is now the town of Redding. Comment
  NY571195  Penstemon azureus var. azureus A. A. Heller 1905-5-26 7867 Shasta At the river bridge near Redding Comment
  UC886819  Penstemon azureus var. azureus Mrs. D. B. McAllister 1918-6-19 3 Shasta Ydalpom Comment
  CHSC60418  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2616 a Shasta Pumice flat northwest of Cresent Crater. 2194 Comment
  JEPS8091  Penstemon davidsonii var. davidsonii Jos. Grinnell 1925-8-1 Shasta trail to Lassen Peak (se Shasta County); Trail to Lassen Peak 2743 Comment
  UC436304  Penstemon davidsonii var. davidsonii E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3300 Comment
  RSA79874  Penstemon deustus subsp. heterander F. W. Peirson 1932-7-14 10218 Shasta South slope of Eiler Butte, Thousand-Lake Basin. 1951 Comment
  NY591806  Penstemon deustus var. pedicellatus C. L. Hitchcock 1940-5-23 6512 Shasta Above Burney Falls, 1 mile north of Burney. Comment
  JEPS100583  Penstemon deustus var. suffrutescens Dean W. Taylor 1993-6-16 13693 Shasta Platina Road, near Old Man Rock (ca. 5 air miles NE of junction with Highway 36) Comment
  JEPS128444  Penstemon filiformis Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -040 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon west of Interstate 5; ca. 8 miles south of Castle Crags. Comment
  NY593759  Penstemon filiformis K. A. Vincent 1987-8-11 4508 Shasta Cascade Range, Sacramento River Canyon. Conifer forest on north side of Shotgun Creek, 0.7 mile northwest of I-5 and Shotgun Creek Road, ca. 2.7 miles north of Gibson. 548.6 Comment
  HSC60623  Penstemon gracilentus Carl Wishner 1978-7-1 528 Shasta Crags Campground, Lassen National Park Comment
  CHSC54492  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-7-29 4776 Shasta East side of Hat Lake. 1950 Comment
  UC887313  Penstemon heterodoxus var. shastensis Alice Eastwood Jun 29 1912-Jul 11 1912 708 Shasta Goose Valley Comment
  SEINET10548030  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-7-9 Taylor 3122 Shasta T36N R6W sw sec 14; Shasta-Trinity Natl Forest; on N side of Slate Creek Road, ca. 4.4 mi N of Damnation Summit, ca. 12 mi W of Lamoine.5 mi S of Damnation Summit. Comment
  NY605196  Penstemon neotericus F. W. Pennell 1940-7-21 26212 Shasta 9 miles northeast of Manzanita Lake, Lassen National Park 1859.3 Comment
  RSA113316  Penstemon neotericus E. K. Balls, Lee W. Lenz 1956-6-18 21810 Shasta 1 mi SE towards Burney from crossroads State Hwy 89 and US Hwy 299. 1006 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
  UC1553533  Penstemon parvulus E. Dean 1988-7-11 119 Shasta trail to Castle Dome Castle Crags (serpentine area just below turn-off to Indian Springs) 1341 Comment
  CAS-BOT-BC239621  Penstemon rydbergii var. oreocharis George W. Gillett 1957-7-3 650 Shasta Lassen Volcanic National Park, Badget Flat 1905 Comment
  CDA13059  Penstemon speciosus G. F. Hrusa, T. D. Wilfred 1996-6-1 12987 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  NY661041  Penstemon speciosus G. W. Gillett 1953-7-18 282 Shasta Vicinity of Hat Lake. 1-2 miles below the lake. 1950.7 Comment
  CAS-BOT-BC140473  Peraphyllum ramosissimum Greg de Nevers 2001-7-25 12615 Shasta Ahjumawi State Park 914 Comment
  CHSC93192  Perideridia bolanderi subsp. bolanderi R. Fischer 2005-7-16 523 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made on Juniper Trail between camp 7 and Fishhawk Tr. Junction. 1036 Comment
  UC1024384  Perideridia bolanderi subsp. bolanderi George W. Gillett 1952-8-10 165 Shasta Lassen Peak Hwy 1.5 mi below Emerald Lake; Lassen Volcanic National Park 2346 Comment
  CDA38514  Perideridia gairdneri H. Frederick Jul 1923 s.n. Shasta Mt. Lassen, Mineral Lake. 0 Comment
  UC1087228  Perideridia kelloggii Peter H. Raven and Otto T. Solbrig 1958-6-16 13239 Shasta about 4 mi ne Redding (wash-plane of stream) Comment
  CDA13532  Perideridia parishii subsp. latifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13359 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UC1543731  Perideridia parishii subsp. latifolia Harold and Virginia Bailey 1948-8-25 2985 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC413634  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UCD99373  Persicaria amphibia P. B. Kennedy 1927-6-14 11 Shasta Pit River, Pit Pool. Comment
  UCD99066  Persicaria hydropiper Beecher Crampton 1964-8-26 7179 Shasta Castle Crag, 3 miles s. of Dunsmuir, Sacramento River. Comment
  CHSC96171  Persicaria punctata R. Fischer 2006-7-21 880 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in a wet grassy meadow near the western edge of Horr Pond. 1010 Comment
  CHSC82648  Phacelia corymbosa L. P. Janeway 2001-7-8 7286 Shasta Klamath Ranges. Near an un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  HSC46268  Phacelia egena Christopher Knopp 1978-5-13 92 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  SEINET9302945  Phacelia heterophylla Unknown 1996-6-11 13003 Shasta Lassen National Forest Comment
  UC909981  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-20 6491 Shasta 25 mi e Redding (foothills of mts.) Comment
  UC1543819  Phacelia mutabilis Harold and Virginia Bailey 1948-8-27 2843 Shasta Loop Rd about 3 mi e Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  UC575028  Phacelia mutabilis C. Epling and Wm. Robison 1935-7-17 Shasta near Lava Tube; Lassen Park Comment
  JEPS83255  Phacelia vallicola Walter Seavey Lennon 1983-5-11 Shasta Gilman Rd 3.0 mi e Hwy 5; Shasta Lake Comment
  UC1731472  Phacelia vallicola Dean W. Taylor 1993-6-14 13592 Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Range (CaRH), Sacramento R. Canyon 853 Comment
  CDA10979  Phalaris arundinacea G. F. Hrusa 1991-6-26 8469 Shasta Pit River Drainage; Along Fall River about 2 m. N of Glenburn. Comment
  CDA33437  Phalaris arundinacea Dale Woods 2010-7-1 Shasta Southwest of Horr Pond, northwest of Arthur, near Fall River diversion dam. 0 Comment
  CDA33446  Phalaris arundinacea Dale Woods 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  CAS-BOT-BC77400  Philadelphus lewisii Elmer I. Applegate 1929-6-23 5837 Shasta Above Ingot Comment
  UC420415  Philadelphus lewisii Geo. B. Grant September, 1902 5282 Shasta Redding 0 Comment
  UC820529  Phleum alpinum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  SEINET186021 Image available Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta few miles west of Viola, Mrs. Eastman's ranch 1524 Comment
  UC585536  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta a few mi w Viola (Mrs. Eastman's ranch) 1524 Comment
  UCR268861  Phleum pratense Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31408 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
  JEPS69957  Phlox diffusa Jos. Grinnell 1927-6-17 Shasta near Lassen Peak (Viola Road, se Shasta Co) 1828 Comment
  POM74779  Phlox diffusa subsp. diffusa Marcus E. Jones 1897-7-7 10483 Shasta Lassen's Peak. 1829 Comment
  CDA36859  Phlox gracilis CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  JEPS91161  Phlox speciosa subsp. nitida Dean W. Taylor 1993-4-30 13377 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
  HSC38031  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-5-10 2496 Shasta Buckhorn Summit beside SR 299 976 Comment
  JEPS69992  Phlox speciosa subsp. occidentalis C. F. Rose 1935-4-28 25 Shasta Redding Comment
  UCR84955  Phlox speciosa subsp. occidentalis Walter Wisura 1993-5-9 4889 Shasta Northwest: Hwy 299, 9 mi west of Redding Comment
  CAS-BOT-BC135029  Phoradendron bolleanum Lewis S. Rose 1955-6-14 55093 Shasta Whiskeytown 335 Comment
  UC615433  Phoradendron densum Beryl O. Schreiber 1934-6-7 1156 Shasta 5 mi. w. Redding Comment
  JEPS106482  Phyla nodiflora var. nodiflora J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -107 Shasta Keluche Creek, McCloud River Arm, Shasta Lake; ca. 20 mi NE of Redding 320 Comment
  JEPS91240  Phyllodoce breweri Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4088 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2520 Comment
  RSA79088  Phyllodoce breweri E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-14 18202 Shasta E. of Summit Pass on Mt. Lassen Peak, Hwy 89. 2287 Comment
  CAS-BOT-BC60756  Physaria occidentalis George W. Gillett 1953-8-27 354 Shasta Lassen Volcanic National Park. Summit are of Lassen Peak. Southeast ridge near trail. 2941 Comment
  RSA768476  Phytolacca americana Justin M. Wood 2010-9-2 2588 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
  CDA35775  Phytolacca americana J. R. Keck Jr. 1992-5-14 PDR# 724908 Shasta Southeast end of Shea s Big Pond near Redding. 0 Comment
  CAS-BOT-BC78146  Picea breweriana Lester Rowntree 1936-7-16 s.n. Shasta Granite Creek, Trinity Mts. 2133 Comment
  CAS-BOT-BC73433  Picea engelmannii Carl B. Wolf 1930-10-17 1005 Shasta Very moist slope and creek bottom along Clark Creek. 1371 Comment
  RSA1846  Picea engelmannii C. B. Wolf 1930-10-17 1745 Shasta Along Clark Creek 1372 Comment
  CAS-BOT-BC78318  Pinus attenuata James McMurphy 1914-7-19 s.n. Shasta Bet. Waugh + Shasta Comment
  CHSC76  Pinus lambertiana K. McKenzie 1928-4-10 Shasta Hatchet Creek Mountain 1371 Comment
  LA6142  Pinus ponderosa Ellsworth Bethel; 1923-5-27 sn Shasta Burney Comment
  SEINET3154336  Pinus ponderosa R. W. Spellenberg, M. Spellenberg 1972-8-14 2900 -A Shasta about 3 mi. E of junction of Hwy. 89 on Hwy. 44, at USFS Rd. 33N56 Comment
  UC400272  Pinus ponderosa A. H. Green 1895-1 Shasta Castle Crag Comment
  NY62748  Pinus sabiniana R. W. Spellenberg 1967-9-1 1791 Shasta 3.25 miles west of Redding on Highway 299 at junstion of Iron Mountain Road Comment
  SDSU1992  Pinus sabiniana L. N. Harvey 1929-9-1 550 Shasta Comment
  UC1181947  Pinus sabiniana J. I. Mallory 1960-10-26 198 Shasta 1 mi nnw of Pit No. 1 Power House on U.S. 299 (on U.S. 299); Quad. 22A1 963 Comment
  JEPS60924  Plagiobothrys austiniae R. F. Hoover 1937-5-19 2267 Shasta 5 mi e Redding Comment
  SJSU1537  Plagiobothrys bracteatus C. W. Sharsmith 1954-6-23 6191 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  SEINET3084142 Image available Plagiobothrys canescens Walter Seavey 1983-4-10 Shasta Anderson, Millville Plains road, 0.9 miles north of Dersch Road. Comment
  SEINET3084143 Image available Plagiobothrys canescens Walter Seavey Lennon 1983-4-18 sn Shasta Millville Plains road, 2.2 miles north of Dersch Road, Millville. Comment
  JEPS85529  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Beatie Road 0.1 mi n Dersch Road (Anderson); Anderson Comment
  HSC103437  Plagiobothrys glyptocarpus Thomas W. Nelson, Jane Nelson 2005-4-21 9297 Shasta Dersch Rd., 1.9 mi. from junction with Deschutes Rd. along Dry Creek, below bridge 147 Comment
  JEPS104365  Plagiobothrys glyptocarpus var. glyptocarpus Lowell Ahart 2003-5-12 10140 Shasta Vernal pool, pasture field, 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
  CHSC105705  Plagiobothrys greenei Julie Kierstead Nelson 2005-5-2 2005 -005 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  JEPS90191  Plagiobothrys greenei Dean W. Taylor 1988-3-24 9447 Shasta Sacramento Valley, Millville Plains, bed of Dry Creek Dry Creek; Sacramento Valley, Millville Plains, bed of Dry Creek 134 Comment
  JEPS61031  Plagiobothrys hispidulus Frank W. Peirson 1932-7-9 10290 a Shasta Burney Spring 1432 Comment
  CAS-BOT-BC231000  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Lassen Volcanic National Park. Margin of pond on summit of Table Mountain 2011 Comment
  CHSC118556  Plagiobothrys leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21403 A Shasta Bottom of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  UCD80172  Plagiobothrys shastensis CNPS SN Foothill Team 2006-5-8 SNFN 0363 c Shasta Shasta Land Trust Easement, located on the Swede Creek Plains area of the Hathaway Ranch. 262 Comment
  UC766029  Plagiobothrys tenellus R. F. Hoover 1937-5-19 2283 Shasta bridge 5 mi from Redding (on old Alturas road); Salmon Creek Comment
  RSA31960  Plagiobothrys tener A. A. Heller 1941-5-30 16157 Shasta 3 miles NE of Redding, on the plateau above the Sacramento River. Comment
  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
  UC1543727  Platanthera Harold and Virginia Bailey 1948-8-25 3015 B Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS91033  Platanthera hyperborea Dean W. Taylor 1993-6-15 13641 Shasta 4.5 mi w of Gibson (Boulder Creek Watershed on Forest Road 38N21, Trinity Mountains); North Coast Ranges, Trinity Mountains 944 Comment
  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
  HSC49279  Plectritis macrocera J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9852 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC254911  Poa bulbosa Lester Rowntree 1938-6-8 s.n. Shasta Near Harrison Gulch, W part of county Comment
  CHSC96173  Poa cusickii subsp. cusickii R. Fischer 2006-5-10 878 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 the ALSSP and McArthur) ca. 1 mile south of the boat launch and adjacent to a vernal pool complex. 1011 Comment
  CDA13520  Poa pratensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13346 Shasta Lassen National Forest; Uncommon rhizomatous perennial in opening at edge of Abies concolor forest. 1/4 mile N of Eskimo Grade summit. Lemmas very short. Comment
  CAS-BOT-BC247425  Poa pratensis John Thomas Howell 1960-8-22 36358 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  CHSC101065  Poa pratensis subsp. pratensis John Dittes 2008-5-20 1516 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  UC1543786  Poa pratensis subsp. pratensis Harold and Virginia Bailey 1948-8-27 2911 Shasta near crossing of Badger Flat Rd Hat Creek; Lassen Volcanic Nat'l Park 1920 Comment
  CAS-BOT-BC255242  Poa pringlei H. F. Copeland 1931-8-9 s.n. Shasta Mt. Lassen 2590 Comment
  CAS-BOT-BC237663  Poa secunda C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  CAS-BOT-BC243198  Poa secunda subsp. secunda James Jokerst 1985-5-27 2372 Shasta Near Rock Creek 943 Comment
  CDA12923  Poa secunda subsp. secunda G. F. Hrusa 1996-5-2 12864 Shasta Lassen National Forest; Rhizomatous perennial in catchments within basalt cliffs, in light shade approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Occasional. Comment
  CHSC84063  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2003-5-22 10193 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CHSC93289  Poa secunda subsp. secunda R. Fischer 2005-5-22 538 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected along main park road on the west shore of Big Lake. 1010 Comment
  HSC84187  Poa secunda subsp. secunda J. P. Smith, Thomas W. Nelson 1982-5-15 10446 Shasta Lewiston Turnpike, 7.6 mi from its junction with Hwy. 299. 1220 Comment
  UC820825  Poa secunda subsp. secunda Alice Eastwood Jun 29 1912-Jul 11 1912 921 Shasta Goose Valley Comment
  UCD91772  Poa secunda subsp. secunda V. P. Osterli 1950-5-3 s.n. Shasta Shasta County. Comment
  JEPS101926  Poa wheeleri Dean W. Taylor 1974-7-31 4060 c Shasta vicinity of Magee Peak; Lassen National Forest, Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2438 Comment
  SJSU6645  Poa wheeleri H. T. Harvey 1964-6-24 334 Shasta Chaos Crater, Lassen Volcanic National Park 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
  CHSC118486  Pogogyne floribunda Beth Corbin; Kim Earll 1994-7-25 748 Shasta Lassen National Forest. Hat Creek Ranger District. Grassy Lake, on Hat Creek Rim about five air miles north-northwest of Old Station highway junction. 1463 Comment
  JEPS62477  Pogogyne zizyphoroides Alice King May 1921 Shasta Anderson Comment
  OBI13590  Pogogyne zizyphoroides Robert F. Hoover 1968-5-28 11128 Shasta Bella Vista Comment
  UC762071  Pogogyne zizyphoroides R. F. Hoover 1942-5-20 5877 Shasta 5 mi E of Redding Comment
  UC1036157  Polemonium californicum George W. Gillett 1953-7-23 294 Shasta above Hat Lake (Lassen Volcanic National Park); , vicinity Hat Lake 1973 Comment
  JEPS8319  Polemonium pulcherrimum George W. Gillett 1953-7-16 278 Shasta on Lassen Peak Lassen Volcanic National Park, on Lassen Peak 2895 Comment
  SEINET4557491  Polemonium pulcherrimum George W. Gillett 1953-1 311 Shasta Summit area of Lassen Peak. 2804 Comment
  HSC17222  Polygala cornuta D. E. Anderson 1962-8-6 2335 Shasta 2 mi. W of Shingletown Comment
  CAS-BOT-BC109122  Polygonum bidwelliae Dean Wm. Taylor 1987-8-5 9217 Shasta Extreme northeast portion of county, along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley 1341 Comment
  JEPS91062  Polygonum californicum Dean W. Taylor 1993-6-16 13670 Shasta 3 mi w of Ono (North Coast Ranges, Sunny Hill Road); North Coast Ranges, Sunny Hill Road 518 Comment
  UC769828  Polygonum californicum R. F. Hoover 1936-5-22 1208 Shasta 5 mi e Redding Comment
  UC850083  Polygonum davisiae E. G. Anderson 1935-8-31 Shasta Lassen Peak Lassen Volcanic National Park 3048 Comment
  JEPS28508  Polygonum douglasii subsp. douglasii George W. Gillett 821 Shasta Willow Lake Lassen Volcanic National Park Comment
  CAS-BOT-BC418618  Polygonum majus A. A. Heller 1916-9-2 12642 Shasta Between the McCloud and Sacramento Rivers Comment
  CHSC59097  Polygonum minimum Vernon H. Oswald 1992-8-31 5196 Shasta Lassen Volcanic National Park. Slopes along the East Branch of Sulphur Creek above Little Hot Springs Valley, on the W side of Lassen Hwy. 2438 Comment
  CAS-BOT-BC419913  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Lassen Volcanic National Park. Badget Flat 1905 Comment
  JEPS28520  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Badger Flat Lassen Volcanic National Park (meadow near road crossing) 1905 Comment
  UC1543745  Polygonum polygaloides subsp. kelloggii Harold and Virginia Bailey 1948-8-27 2877 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  CAS-BOT-BC419911  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-8-22 36403 Shasta Lassen Volcanic National Park. Dersch Meadows 1981 Comment
  CAS-BOT-BC420170  Polygonum sawatchense subsp. sawatchense Herbert L. Mason; Verne Grant 1947-7-9 13288 Shasta Highway 299, just east of Hatchet Creek summit 1219 Comment
  CAS-BOT-BC109275  Polygonum shastense Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park. 2042 Comment
  RSA303942  Polygonum shastense James R. Shevock 1972-7-24 2201 Shasta Lassen Peak; Lassen Park. 2896 Comment
  UC1543750  Polygonum shastense Harold and Virginia Bailey 1948-8-27 2950 b Shasta ridge overlooking Lake Helen (along trail from Lassen Peak parking area); Lassen Volcanic National Park 2590 Comment
  UCSB12984  Polygonum shastense Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Panther Creek, Mt. Shasta 2316 Comment
  CAS-BOT-BC109272  Polygonum shastense Dr. Hans Leschke 1942-9-16 s.n. Shasta Mount Lassen. 2621 Comment
  JEPS74062  Polypogon interruptus Virginia E. Long 1931-5-22 70 a Shasta about 3 mi w of Anderson and Redding (Steward Ranch, Happy Valley (plateau on mountain top) few mi n Olinda); Happy Valley Comment
  CHSC55163  Polypogon monspeliensis L. P. Janeway 1991-6-15 4031 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  JEPS104926  Polystichum imbricans subsp. imbricans Dean W. Taylor 1993-7-9 13819 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC62826  Polystichum imbricans subsp. imbricans Baker and Nutting 1894-5-21 Shasta Oak Run Comment
  CAS-BOT-BC72497  Polystichum scopulinum Hans Leschke 1959-8-8 1636 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  CAS-BOT-BC102968  Populus trichocarpa John Thomas Howell 1960-8-22 36356 Shasta Manzanita Lake 1783 Comment
  UCD138265  Potamogeton crispus Valarie Van Way 1985-9-27 s.n. Shasta Sacramento River south of Redding. Comment
  RSA246620  Potamogeton praelongus Robert F. Thorne 1972-9-21 42369 Shasta Lassen Volcanic National Park: washed up on shore of Mananita Lake. 1814 Comment
  RSA286327  Potamogeton praelongus Robert F. Thorne 1974-7-29 45022 Shasta Lassen Volcanic National Park: Manzanita Lake. 1783 Comment
  RSA286345  Potamogeton richardsonii Robert F. Thorne 1974-7-29 45023 Shasta Lassen Volcanic National Park: Manzanita Lake. 1783 Comment
  CHSC58036  Potentilla breweri V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4979 Shasta Lassen Volcanic National Park. Badger Flat near the intersection of Old Emigrant Trail and the trail to Cluster Lakes. Edge of meadow. 1905 Comment
  CHSC54486  Potentilla drummondii Vernon H. Oswald 1991-7-29 4774 Shasta Paradise Meadow located ca. 1.5 miles south of Hat Lake. 2133 Comment
  SBBG21846  Potentilla flabellifolia D. Myrick 1964-7-22 914 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CDA26093  Potentilla glandulosa subsp. reflexa T. C. Fuller 1963-6-1 10610 Shasta End of road, Mountain of Copper Mining Plant, Iron Mountain Road, 5.4 miles above Iron Mountain School, northwest of Redding. 0 Comment
  CHSC88805  Potentilla millefolia R. Fischer 2004-7-3 310 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake, western shore. In mdw. at water edge. 1008 Comment
  UC170369  Proboscidea jussiaei Wyatt W. Jones 1910-7-27 Shasta Near Redding Comment
  CAS-BOT-BC158191  Prunus emarginata William A. Dayton 1913-8-15 508 Shasta Shasta National Forest. Mountain House Range 1706 Comment
  JEPS117848  Prunus emarginata Julie Kierstead Nelson 2006-6-16 2006 -28 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  UC1543679  Prunus emarginata Harold and Virginia Bailey 1948-8-27 2844 Shasta Loop Rd, 3 mi E of Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC156386  Prunus virginiana var. demissa Alice Eastwood 1923-5-20 11855 Shasta Shasta Springs Comment
  CAS-BOT-BC357396  Pseudognaphalium microcephalum John Thomas Howell 1960-8-22 36384 Shasta Lassen Volcanic National Park. Anklin Meadows 1889 Comment
  UCD91497  Pseudoroegneria spicata Alan A. Beetle 1945-5-20 3991 Shasta West of Burney. Comment
  CDA10968  Pseudoroegneria spicata subsp. spicata G. F. Hrusa 1991-6-25 8454 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills. Comment
  CHSC93107  Pseudoroegneria spicata subsp. spicata R. Fischer 2005-7-22 470 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Plants growing along main park road between Crystal Springs and Ya-She. 1008 Comment
  CHSC34849  Pseudostellaria jamesiana M. S. Taylor 1980-6-26 2975 Shasta On s side of 38N10, ca. 1.3 mi w of its jct with Moosehead Creek, ca. 3 mi due sw of Dead Horse Summit on Hwy 89. 1584 Comment
  UC465515  Pseudostellaria jamesiana Franklin P. Nutting Shasta Goose Valley Comment
  JEPS48297  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River 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
  CAS-BOT-BC361852  Psilocarphus oregonus Alice Eastwood 1912-6-27 640 Shasta Montgomery Creek Comment
  CAS-BOT-BC361855  Psilocarphus oregonus Alice Eastwood 1912-6-26 682 Shasta Oak Run Comment
  CAS-BOT-BC146423  Ptelea crenulata Alice Eastwood 1912-7-26 1424 Shasta Kennet Comment
  CAS-BOT-BC72676  Pteridium aquilinum W. B. C. 1938-9-2 11589 Shasta Along Sisson Southern Trail 1371 Comment
  CAS-BOT-BC72680  Pteridium aquilinum H. E. Brown 1897-5-15 272 Shasta near Pit River Ferry 274 Comment
  SEINET6065401  Pterospora andromedea Kenneth Heil, Heil, Kenneth 2014-7-16 35233 Shasta Lassen National Forest. Ca .34 air miles southwest of Battle Creek Reservoir. Near junction of 32N18 and 32N17. Comment
  UC21688  Pterospora andromedea Milo S. Baker 1893-8-12 Shasta Bear Valley Mts. Comment
  UC6907  Pterostegia drymarioides M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC6337  Puccinellia howellii Jerry I. Davis 1988-7-26 536 Shasta Whiskeytown-Shasta-Trinity Nat. Rec. Area, Whiskeytown Unit Comment
  UCD113270  Purshia tridentata var. tridentata G. F. Hrusa; T. D. Wilfred 1996-6-10 12989 Shasta Lassen National Forest. NW side of Highway 44, 1 mile SW of USFS N12 to Twin Bridges. 1550 Comment
  CAS-BOT-BC50391  Pyrrocoma carthamoides var. cusickii Alice Eastwood; John Thomas Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  UC1586958  Quercus Juha Pykala and D. H. Norris 1987-6-15 1673 Shasta 3.1 mi e Wildwood (near Highway 36) 914 Comment
  CAS-BOT-BC105499  Quercus X morehus C. Hart Merriam 1919-11-8 s.n. Shasta Baird, McCloud River Comment
  RSA246645  Quercus chrysolepis Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42399 Shasta Shasta National Forest: Above Castle Creek c. 1 mile W of Castle Crags State Park. 762 Comment
  CAS-BOT-BC86001  Quercus douglasii D. M. Anderson; E. Flinn; K. Pearson 1986-5-11 36 Shasta County road A-16, 1/4 mile from junction with Hwy 36 Comment
  CHSC110505  Quercus douglasii Julie Kierstead Nelson 2012-5-1 2012 -013 Shasta 5 miles N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek. 198 Comment
  UCD56637  Quercus douglasii G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  SEINET3141875  Quercus douglasii R. W. Spellenberg, N. Zucker 2002-7-31 13309 Shasta NE protion of Redding, 1 km S of Oasis Rd on Old Oregon Trail 215 Comment
  UC61645  Quercus douglasii Geo. B. Grant Sep 1902 5265 Shasta Redding Mount Shasta 0 Comment
  SEINET10477876  Quercus dumosa Worley 1985-5-12 WORLEY 73 Shasta T29n,r8w,sec.15 h.m. 1 Mile e of platina. Co road a16. Oak woodland/grassland Comment
  HSC71875  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5834 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CAS-BOT-BC94630  Quercus garryana W. R. Dudley 1899-8-17 s.n. Shasta Along stage road SW of Burney Valley Comment
  CAS-BOT-BC94639  Quercus garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River bridge Comment
  CAS-BOT-BC94643  Quercus garryana Clarence R. Quick 1951-8-16 51 -100 D Shasta near Burney State Park Comment
  CAS-BOT-BC62747  Quercus garryana var. breweri C. Hart Merriam 1907-9-7 s.n. Shasta Round Mt., east side of base Comment
  POM166632  Quercus garryana var. garryana Alice Eastwood 1912-7-2 811 Shasta Burney Falls. Comment
  RSA2597  Quercus garryana var. garryana E. R. Johnson 1928-8-30 1185 Shasta Five miles east of Burney. Comment
  UCD46066  Quercus garryana var. garryana James Mallory 1958-9-15 180 Shasta Located on Old CCC Camp, 1 1/4 miles south-southwest of Harrison Gulch Ranger Station, Shasta County, Trinity National Forest, California. 807 Comment
  UCD14009  Quercus garryana var. semota John M. Tucker 1968-9-14 4140 -10 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  HSC71872  Quercus kelloggii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5803 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  HSC72300  Quercus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9624 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  CHSC110543  Quercus lobata Julie Kierstead Nelson 2012-5-1 2012 -011 Shasta 5 mi. N of Shasta College, NE of Reddinga; floodplain of unnamed tributary of Stillwater Creek; 198 Comment
  SBBG11825  Quercus lobata D. E. Breedlove 1961-7-5 701 Shasta 9 mi N of the northern city limit S of Redding Comment
  UCD47223  Quercus sadleriana Richard C. Sias 1957-9-8 s.n. Shasta Shrub. Sweetbrier Ridge, near Castella, on Sacramento River, Twp. 37 N, Rge. 4W., MDM. Comment
  CAS-BOT-BC134860  Quercus wislizeni P. C. Everett; E. K. Balls 1959-10-22 23920 Shasta 2.5 mi SE of Shasta along US Hwy. 299 from Redding 106 Comment
  HSC73454  Quercus wislizeni Grunnert 34 Shasta Side of Hwy. 36 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
  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
  UC711906  Ranunculus alismifolius var. alismellus Roxana S. Ferris and Laura Lorraine 1941-8-10 10450 Shasta Kings Creek Lassen National Park (upper meadows) 2240 Comment
  UC725856  Ranunculus alismifolius var. alismellus A. A. Heller 1941-8-11 16286 Shasta King Creek Meadow camp ground Lassen Volcanic National Park Comment
  CAS-BOT-BC380417  Ranunculus alismifolius var. hartwegii Elmer I. Applegate 1929-6-20 5774 Shasta east base of Mt. Lassen above Drakesbad Comment
  CDA37263  Ranunculus aquatilis B. Villegas 2008-7-1 s.n. Shasta Cassel; Hat Creek Power House #2; in fast water riffles. Comment
  UC1558236  Ranunculus aquatilis Harold and Virginia Bailey 1948-8-26 2815 Shasta Manzanita Lake Lassen Volcanic National Park 1781 Comment
  CHSC8736  Ranunculus aquatilis var. capillaceus S. Chulasmai 1966-4-30 24 Shasta Rising River. Comment
  CHSC96288  Ranunculus aquatilis var. capillaceus R. Fischer 2006-7-22 923 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the moist meadow and water edge of Bowman ditch. South side of park road and west side of ditch. 1010 Comment
  CAS-BOT-BC379074  Ranunculus aquatilis var. diffusus D. E. Breedlove 1962-6-12 3411 Shasta floating in Hat Creek, along State Hwy 89, 0.5 mi south of Old Station; Cascade Range Comment
  UC398697  Ranunculus canus A. A. Heller 1926-4-24 13930 Shasta about 1 mi back of Middle Creek station (near Keswick, type station) Comment
  UC726268  Ranunculus canus A. A. Heller 1940-5-1 15568 Shasta on plateau about 3 mi ne Redding (type collected a few mi w of this station) Comment
  HSC75331  Ranunculus canus Teresa Prendusi 1977-3-26 142 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  SEINET10619529 Image available Ranunculus canus A. Arthur Heller 1905-5-31 Heller 7912 Shasta Near Middle Creek Station. 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
  JEPS81767  Ranunculus occidentalis J. W. Blankinship 1911-4-26 Shasta Redding Comment
  UCR206335  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-14 15025 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
  SEINET8699955  Ranunculus occidentalis H. M. Hall 1903-1 4263 Shasta NE Shasta County, near Hat Creek. 1524 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
  RSA85296  Ranunculus occidentalis var. ultramontanus F. W. Peirson 1932-7-9 10285 Shasta Below Burney Spring 1433 Comment
  CHSC4028  Ranunculus orthorhynchus Sadie Gualtieri 1967-3-20 Shasta Collected: Hiway 44 out of Redding, S. at Deschutes Rd., 2 or so miles to Belmont Drive, W., 1/4 mile on N. side Belmont Drive. Comment
  SJSU1562  Ranunculus orthorhynchus var. orthorhynchus C. W. Sharsmith 1954-6-25 6218 Shasta Rose Ranch c. 4 mi NE from Strawberry Valley on LaPorte-Quincy Rd 1341 Comment
  NY1104522  Ranunculus populago R. M. Austin 07 1879 s.n. Shasta Lassen's Peak Comment
  CHSC96280  Ranunculus repens var. repens R. Fischer 2006-7-23 932 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 a conic depression pond near the lower and western edge of Big Lake. 1008 Comment
  CHSC96294  Ranunculus sceleratus var. sceleratus R. Fischer 2006-7-20 911 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected off east side of Rat Farm Road ca. 1 mile north of McArthur. Plants growing in a drainage swell on a sagebrush/Artemisia transmontane meadow. 1011 Comment
  UC574996  Rhamnus californica C. Epling and Wm. Robison 1935-7-17 Shasta near Lava Tube; Lassen Park Comment
  RSA3384  Rhamnus californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 miles S of Dunsmuir (1 mile S of Flume Creek). 610 Comment
  RSA639553  Rhamnus californica subsp. occidentalis Louis C. Wheeler 1952-9-22 6950 Shasta Castle Crag: . . Comment
  UC1543757  Rhamnus rubra Harold and Virginia Bailey 1948-8-27 2851 Shasta about 3 mi e Manzanita Lake; Lassen Volcanic National Park 1828 Comment
  RSA95296  Rhamnus rubra subsp. obtusissima F. W. Peirson 1932-7-13 10179 Shasta SW of Red Crater, Thousand-Lake Basin 1951 Comment
  POM243753  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 miles above Redding on Pacific Hwy. 244 Comment
  UC1121763  Rhamnus tomentella subsp. tomentella P. L. Johannsen 1932-6-10 118 Shasta Cow Creek Redding Quad. 426 Comment
  UC870863  Rhamnus tomentella subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta 5 mi s Redding Comment
  CHSC9231  Rhododendron occidentale G. Strausbaugh 1970-5-24 67 Shasta First cove n of White Rock Gulch on Whiskey Creek arm of Whiskeytown Lake, at tip of inlet. 370 Comment
  CAS-BOT-BC199740  Rhododendron occidentale var. californicum Ellsworth Bethel 1923-5-12 s.n. Shasta Montgomery Creek Comment
  POM161481B  Rhododendron occidentale var. californicum Franklin P. Nutting 1894-5-25 s.n. Shasta Cedar Run Comment
  CAS-BOT-BC200352  Rhododendron occidentale var. paludosum Doris K. Kildale; J. W. Gillespie 1929-6-22 8024 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  CAS-BOT-BC168120  Rhus aromatica Mrs. D. B. McAllister 1918-4-29 45 Shasta Ydalpom Comment
  HSC100058  Rhus aromatica J. P. Smith, & J. O. Sawyer 2010-5-8 12857 Shasta Along County Rd. A16. 357 Comment
  UCD116887  Rhus aromatica G. F. Hrusa 1996-5-2 12875 Shasta Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  CDA12933  Rhus trilobata G. F. Hrusa 1996-5-2 12875 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  RSA25633  Rhus trilobata var. quinata C. B. Wolf 1941-7-25 11068 Shasta 6 miles north of Hat Creek Ranger Station on Highway 89 945 Comment
  CAS-BOT-BC437988  Ribes Alice Eastwood 1912-6-29 948 Shasta Goose Valley Comment
  UC1182088  Ribes binominatum D. R. Miller, C. P. Wessela 1935-7-17 Shasta near Stout Meadow Comment
  UCD102243  Ribes divaricatum A. W. Sampson 1933-10-7 s.n. Shasta Duncan Creek. Comment
  UC75465  Ribes inerme var. klamathense Milo S. Baker Shasta Goose Valley Comment
  RSA0021093  Ribes inerme var. klamathense C. L. Hitchcock 1940-5-24 6559 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  LA205549  Ribes nevadense Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  UCSB41826  Ribes nevadense Weidert, S. 1975-4-2 Shasta Coll. near Inwood 853 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
  RSA0094225  Ribes roezlii var. cruentum Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31400 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  UCD123154  Ribes roezlii var. roezlii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7404 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA0023960  Ribes viscosissimum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC829523  Rigiopappus leptocladus Alice Eastwood 1912-6-28 701 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
  CAS-BOT-BC74670  Rorippa curvisiliqua Alice Eastwood 1912-6-28 s.n. Shasta Burney. 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
  UC70395  Rorippa curvisiliqua Milo S. Baker 1898-7-9 411 Shasta near summit Tamarack Road; near summit Tamarack Road Comment
  UC467674  Rosa Franklin P. Nutting Shasta Stillwater Comment
  UCR77119  Rosa canina G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7791 Shasta Little Cow Creek, NE of Ingot 381 Comment
  SEINET8986554  Rosa corymbiflora Unknown 1912-1 1804 (25) Shasta Shasta County. Comment
  CAS-BOT-BC6002  Rosa pisocarpa Alice Eastwood 1912-7-25 1404 Shasta Pitt to Baird Comment
  CAS-BOT-BC146871  Rosa rubiginosa L. E. Smith 1913-8-17 528 Shasta Lewiston Comment
  UC1128661  Rubus allegheniensis P. L. Johannsen 1932-6-10 121 Shasta Cedar and Cow Creek Redding Quad., Cedar and Cow Creek 457 Comment
  CAS-BOT-BC147161  Rubus laciniatus Marian L. Campbell 1921-7-26 s.n. Shasta Near Castle Crags Comment
  RSA750222  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta along CA-44, 1.2 miles west of Shingletown 936 Comment
  UC455005  Rubus laciniatus I. J. Condit 1911-8-2 Shasta Castella Castella (along R.R.) 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
  CAS-BOT-BC148362  Rubus leucodermis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  HSC23328  Rubus ursinus G. Strausbaugh 1970-4-26 50 Shasta S side of Whiskeytown Hwy. and the creek 30 ft. from the waters edge 373 Comment
  JEPS111010  Rubus ursinus J. K. Nelson 2001-5-3 2001 -14 Shasta Ellery Creek 30 feet above Gilman Road, McCloud River arm of Shasta Lake. 365 Comment
  CAS-BOT-BC421408  Rumex G. D. Barbe 1980-6-5 2814 Shasta Abandoned dairy south of Knighton Road, along Sacramento River, on Riverland Drive (I-5 frontage road); between Redding and Anderson 128 Comment
  CAS-BOT-BC422215  Rumex acetosella Alice Eastwood 1912-6-29 904 Shasta Goose Valley Comment
  UCD55261  Rumex kerneri Larry Forero 2003-1 s.n. Shasta Valley region of Shasta County. Comment
  UC131627  Rumex salicifolius var. denticulatus A. A. Heller 1905-5-31 7914 Shasta near Middle Creek Station Comment
  CHSC88760  Rumex salicifolius var. salicifolius R. Fischer 2004-7-5 275 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and old Ranger Station. In mdw. 1008 Comment
  CAS-BOT-BC445684  Sagittaria cuneata Milo S. Baker 1947-8-13 11989 Shasta Summit Lake, Mt. Lassen Nat. Park 2042 Comment
  UC935775  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-7-20 1034 Shasta marshy banks of Fall River at Glenburn; marshy banks of Fall River at Glenburn Comment
  CAS-BOT-BC445718  Sagittaria latifolia Alice Eastwood 1912-6-29 969 Shasta Goose Valley Comment
  JEPS118741  Sagittaria sanfordii Julie Kierstead Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. Comment
  JEPS106484  Salix J. K. Nelson 2004-3-12 2004 -8 Shasta Bear Mountain at Stillwater Creek, ca. 8 mi NE of Redding, SW of Jones Valley, S side of Shasta Lake. 252 Comment
  UC144307  Salix A. A. Heller 1905-6-3 7950 Shasta near Middle Creek Station Comment
  CAS-BOT-BC102825  Salix boothii John Thomas Howell 1960-8-23 36448 Shasta Lassen Loop above Little Hot Springs Valley 2407 Comment
  CAS-BOT-BC102831  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 384 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102833  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 383 Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2500 Comment
  CAS-BOT-BC102837  Salix boothii C. R. Ball; H. P. Bracelin; Beryl Kautz 1931-5-30 386 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  POM218991  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -a Shasta Mount Lassen. Above hwy about 1.5 km W of Helen Lake. 2500 Comment
  POM362897  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -b Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  SD967  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen, about 1.5 km west of Helen Lake 2370 Comment
  SD969  Salix boothii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 385 Shasta Mount Lassen, below spring above highway about 1.5 km west of Helen Lake 2370 Comment
  UC1713672  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 Shasta ca. 1.5 km w of Helen Lake (below spring above hwy); Mt. Lassen 2370 Comment
  UC482009  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 382 Shasta ca. 1.5 km. w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482013  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 a Shasta ca. 1.5 km. w Helen Lake (below spring above hwy., 2 mi below base of Mt. Lassen); Lassen Nat'l Park, Mt. Lassen 2370 Comment
  CAS-BOT-BC102822  Salix boothii Hans Leschke 1960-8-8 1728 Shasta Upper Kings Creek Meadow, Lassen Volcanic National Park 2240 Comment
  UC1608332  Salix eastwoodiae J. Kierstead 1991-4-12 90 -5 Shasta at Saddle Gulch Saddle Gulch (Mad River Rd. (Forest Service Rd. 30)); Shasta-Trinity Nat'l Forests, Yolla <Bolla> Ranger Dist. 975 Comment
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Jul 8 2011
  CHSC85731  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Lassen National Forest. On Manzanita Creek, at crossing of USFS Rd. 31NS17 approx. 1/3 m. E of Hwy 44. 1650 Comment
  CAS-BOT-BC103997  Salix gooddingii A. A. Heller 1905-6-3 7950 Shasta Near Middle Creek Station Comment
  POM188356  Salix hookeriana Marcus E. Jones 1931-7-16 28867 Shasta Redding Comment
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Jul 22 2018
  CAS-BOT-BC106884  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 691 Shasta near Sulphur Springs, Lassen Volcanic National Park Comment
  CAS-BOT-BC106890  Salix jepsonii John Thomas Howell 1961-6-20 36564 Shasta Lassen Highway east of Diamond Peak Comment
  UC481948  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  CAS-BOT-BC125421  Salix lasiandra var. lasiandra L. S. Smith 1931-6-7 20 Shasta Mt. Shasta 1066 Comment
  CAS-BOT-BC125423  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  CAS-BOT-BC125427  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  UC1736175  Salix lasiolepis Dean W. Taylor 1985-7-12 8697 Shasta Sacramento River at Duinsmuir 670 Comment
  UCSB980  Salix lasiolepis Kraebel, C. 1933-9-23 Shasta Redding quadrangle; East of Trinity N.F.; Kennett smelter fume area; sec. 10, T 33N, R 5W 198 Comment
  CAS-BOT-BC124496  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-18 581 Shasta Baird Comment
  CAS-BOT-BC124508  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-15 577 Shasta [Hennet] Hennett, Pitt River Comment
  CHSC9569  Salix lasiolepis var. sandbergii E. L. Smith 1971-4-28 943 Shasta Ca. 2 mi e of Shingletown. 1066 Comment
  SEINET12512742  Salix lemmonii Unknown 1932-7-24 684 Shasta Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park.;Lassen Volcanic National Park;;; 2042 Comment
  POM220461  Salix lucida subsp. lasiandra H. P. Bracelin 1931-7-1 504 Shasta Sacramento River. 7 km N of La Moine. 450 Comment
  POM220463  Salix lucida subsp. lasiandra H. P. Bracelin 1931-7-1 504 Shasta Sacramento River. 7 km N of La Moine. 450 Comment
  UC481251  Salix petrophila E. B. Copeland 1931-8-16 Shasta s shore Emerald Lake; Mt. Lassen 2370 Comment
  UC525909  Salix petrophila C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 688 Shasta w shor Emerald Lake; Lassen Volcanic Nat'l Park 2468 Comment
  CAS-BOT-BC126128  Salix scouleriana W. R. Dudley 1899-8-17 s.n. Shasta Ridge southwest of Burney Valley, on stage road Comment
  RSA92650  Salix scouleriana F. W. Peirson 1932-7-12 10135 Shasta N slope of Red Crater. Thousand Lake Basin. 1982 Comment
  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
  SEINET2066116 Image available Salvia sonomensis C. W. Sharsmith 1963-6-9 7053 Shasta One mile E of Shingletown 1082 Comment
  UC1125347  Sambucus mexicana P. L. Johannsen 1932-6-8 115 Shasta Clover Creek Redding Quadrangle 213 Comment
  UC861876  Sanguisorba annua Alice Eastwood Jun 29 1912-Jul 11 1912 773 Shasta Goose Valley Comment
  RSA471435  Sanicula Christopher Davidson 1973-5-28 2178 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  CHSC1980  Sanicula bipinnatifida P. Delaplane 1965-4-3 6 Shasta On W. side of Hwy 299, ca. 8 mi N of Bella Vista. 914 Comment
  CDA28978  Sanicula bipinnatifida J. Staggs 2009-4-8 s.n. Shasta Palo Cedro, 21650 Coloma Street. 0 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
  HSC62763  Sanicula tuberosa J. M. DiTomaso 1979-5-11 964 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  UCD112382  Sanicula tuberosa Christopher Mallek 2008-5-8 AC3- 4 Shasta Ash Creek. 876 Comment
  SEINET3240199  Santalaceae R. L. Mathiasen 2003-1 2003 -54 Shasta 16 km N of the N entrance of Lassen Nat. Park on Ste. Rte. 89 1890 Comment
  CDA20010  Saponaria officinalis C. Pirosko 2002-8-1 PDR P 120229 Shasta Northern California; Vicinity of Burney. 0 Comment
  UCSB30973  Saponaria officinalis Sager, V. 1961-7-10 Shasta 100 feet east of U.S. Highway 99 bridge over Sacramento River; at far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 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
  RSA83962  Saxifraga nidifica F. W. Peirson 1926-6-23 6832 Shasta Along trail near meadows on way to summit of Mt. Lassen. Mt. Lassen National Park. Comment
  POM93174  Saxifraga odontoloma Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC570029  Saxifraga tolmiei H. A. Jensen 1934-10-6 386 Shasta Bumpas Mountain 2651 Comment
  SEINET7722874  Saxifraga tolmiei Unknown Shasta Lassen's Peak 2743 Comment
  RSA0101550  Sceptridium multifidum H. H. Tracy 1913-08 s.n. Shasta Near Castella. Comment
  UC841394  Schoenoplectus acutus var. occidentalis Alice Eastwood Jun 29 1912-Jul 11 1912 803 Shasta Goose Valley Comment
  RSA92161  Schoenoplectus acutus var. occidentalis F. W. Peirson 1932-7-14 10109 Shasta West of Lake Eiler, Thousand Lake Basin 1951 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
  SEINET7063013  Scleranthus annuus A. G. Vestal 1955-5-14 s.n. Shasta Salt Creek at Project City. UTM Zone 10, 554358mE, 4498085mN. (WGS84/NAD83). 180 Comment
  RSA273376  Scleranthus annuus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-21 8538 Shasta Junction of State Route 299 and Keswick Road. 305 Comment
  CHSC55209  Scleranthus annuus subsp. annuus L. P. Janeway 1991-4-11 3875 Shasta Battle Creek Wildlife Area. North side of Battle Creek and ca 300 ft south of Coleman Hatchery Road, ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CAS-BOT-BC240032  Scribneria bolanderi John Thomas Howell 1955-6-14 30422 A Shasta 0.8 mi. w. of Tower House Comment
  CHSC32895  Scutellaria antirrhinoides J. P. Smith; Steve Selva 1970-7-27 4509 Shasta Gumboot Lake. 1767 Comment
Read comments
Jun 7 2012
  UC1713588  Scutellaria antirrhinoides C. Epling June, 1938 Shasta Burney Spring Comment
  RSA82319  Scutellaria antirrhinoides F. W. Peirson 1932-7-17 10327 Shasta Wallace Ranch, Goose Valley. 915 Comment
  CHSC96287  Scutellaria galericulata R. Fischer 2006-7-22 924 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 near Bowman ditch, north side of park road, in 6 inches of flooded grassy meadow. 1010 Comment
  CHSC67237  Scutellaria siphocampyloides David Biek 1987-5-26 1 Shasta Whiskeytown National Recreation Area, Dirt road 0.6 mi S of Brandy Creek Picnic Area. 441 Comment
  CHSC67238  Scutellaria siphocampyloides David Biek 1987-5-26 2 Shasta Whiskeytown National Recreation Area, Page Bar Rd. 300 ft. N of Whiskeytown Cemetary. 335 Comment
  SFV10450  Scutellaria siphocampyloides M. L. Vincent 1963-6-7 388 Shasta 2 miles south of Shasta Dam. 245 Comment
  SEINET10517206  Secale cereale Billy Joe Cox 1971-6-10 Cox 3501 Shasta 15 mi S of Weed on I-5. Comment
  CHSC84064  Sedella pumila Lowell Ahart; John Dittes 2003-5-12 10145 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CAS-BOT-BC59126  Sedum spathulifolium Alice Eastwood 1912-6-27 657 Shasta Montgomery Creek Comment
  CAS-BOT-BC69765  Selaginella wallacei Alice Eastwood 1923-5-28 s.n. Shasta Delta, S.P. railroad. Comment
  RSA715603  Senecio aronicoides L. P. Janeway 2001-5-28 7055 Shasta Klamath Ranges. Near top of Brushy Mountain (ridge); along Road 29N28 1.9 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity county lines). 1550 Comment
  UC1558260  Senecio aronicoides Harold and Virginia Bailey 1948-8-27 2923 Shasta in meadow near corrals; Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-BC363414  Senecio aronicoides Ellsworth Bethel 1923-6-22 s.n. Shasta E. of McCloud Comment
  POM260250  Senecio eurycephalus C. L. Hitchcock 1940-5-27 6635 Shasta Near McArthur. Comment
  LA203985  Senecio fremontii var. occidentalis Carl Epling; William Robison 1935-7-17 Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  CAS-BOT-BC363697  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  CHSC93011  Senecio integerrimus var. exaltatus R. Fischer 2005-4-15 589 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected east of the old Ranger Station at the western edge of the park. 1018 Comment
  CHSC45770  Senecio scorzonella Vernon Oswald 1986-7-28 2245 Shasta Trail between Bumpass Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2316 Comment
  HSC40183  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3141 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  CAS-BOT-BC333009  Senecio scorzonella Thos. Harris 1969-8-12 s.n. Shasta One mile west of Sifford Lakes, Lassen Park 2175 Comment
  CHSC65482  Sericocarpus oregonensis L. P. Janeway 1995-9-2 4910 Shasta About 1000 ft north of Bluejay Mountain; along Road 35N46 4.8 mi north of Fenders Ferry Road (Road 27). 914 Comment
  CHSC92502  Sesbania punicea L. P. Janeway; Scott McReynolds 2005-11-14 8553 Shasta Cascade Range Foothills. On gravel bars and along the edges of Churn Creek, vicinity of Churn Creek Road crossing and about 0.8 km north of its confluence at the Sacramento River. 120 Comment
  SEINET198597 Image available Setaria viridis Virginia E. Long 1933-9-1 225 A Shasta Anderson irrigation ditch. 132 Comment
  UCD92836  Setaria viridis Beecher Crampton 1956-8-20 3794 Shasta Dome Creek junction with the Sacramento River at Castle Crag. 640 Comment
  JEPS28495  Sibbaldia procumbens George W. Gillett 1957-7-13 768 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park (near start of Bench Lake trail) 2194 Comment
  SBBG21927  Sibbaldia procumbens D. Myrick 1964-7-22 913 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC485775  Sibbaldia procumbens H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow Mt. Lassen (where the road crosses) 2225 Comment
  UCD114032  Sibbaldia procumbens J. M. Tucker 1951-8-3 2213 Shasta About 1/4 mile east of Shadow Lake, Lassen Volcanic National Park. Comment
  RSA0089871  Sidalcea asprella subsp. asprella Dean Wm. Taylor 2015-6-18 21554 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain). 1487 Comment
  UC75677  Sidalcea calycosa Milo S. Baker 1898-7-6 453 Shasta Welch's Comment
  JEPS97941  Sidalcea gigantea G. Clifton 1999-7-3 36018 Shasta Hatchet Mountain Pass, Hwy 299 Comment
  JEPS97943  Sidalcea gigantea G. Clifton 1999-7-3 36018 Shasta Hatchet Mountain Pass, Hwy 299 Comment
  HSC46284  Sidalcea hartwegii Stephen Plant 1978-5-13 237 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  HSC98029  Sidalcea hirsuta Thomas W. Nelson 2005-5-22 9308 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  UC1124968  Sidalcea malviflora subsp. asprella P. L. Johannsen 1932-6-3 107 Shasta s Dry Clover Creek; Redding Quad., s of Dry Clover Creek Comment
  CHSC89656  Sidalcea oregana subsp. oregana R. Fischer 2004-7-5 320 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail E of old Ranger Station in mdw. 1011 Comment
  CHSC88797  Sidalcea oregana subsp. spicata R. Fischer 2004-7-3 302 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in mdw. at n. end of Big Lake, western shore. 1008 Comment
  UC725426  Sidalcea oregana subsp. spicata A. A. Heller 1942-8-14 16528 Shasta between Summit Lake and Devastation Area (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  GMDRC6936  Sidalcea oregana var. oregana J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31404 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  JEPS50964  Silene californica W. L. Jepson 1914-8-15 6175 Shasta Delta 396 Comment
  UC852803  Silene californica C. L. Hitchcock 1940-5-20 6479 Shasta 25 mi e Redding (foothills of mountains); e of Redding Comment
  CAS-BOT-BC174874  Silene campanulata subsp. glandulosa Alice Eastwood; John Thomas Howell 1934-4-21 1810 Shasta Between Lemoine and Delta Comment
  CHSC65805  Silene campanulata subsp. glandulosa L. P. Janeway 1995-6-9 4779 Shasta Bear Canyon; along Fenders Ferry Road (Road 27) 5.7 mi west of Hwy 299. Northwest-facing road cutbank. 512 Comment
  CAS-BOT-BC386972  Silene douglasii John Thomas Howell 1960-8-19 36172 Shasta Summit ridge Brokeoff Mt. 2773 Comment
  JEPS28442  Silene invisa George W. Gillett 1957-8-11 1038 Shasta near shore Hat Lake Hat Lake (Lassen Volcanic National Park); , Hat Lake 1965 Comment
  CAS-BOT-BC389211  Silene laciniata subsp. californica Elmer I. Applegate 1929-6-18 5748 Shasta Pollock, Sacramento River Comment
  CAS-BOT-BC389213  Silene laciniata subsp. californica Mrs. D. B. McAllister 1918-5-29 8 Shasta Ydalpom Comment
  CAS-BOT-BC389217  Silene laciniata subsp. californica L. E. Smith 1913-5-16 221 Shasta Pitt River Comment
  CAS-BOT-BC181349  Silene latifolia Alice Eastwood 1921-7-23 s.n. Shasta Wildwood, Shasta Springs Comment
  HSC26729  Silene lemmonii D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-21 19124 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  UCD123153  Silene lemmonii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7403 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC181359  Silene occidentalis Ellsworth Bethel 1923-6-14 s.n. Shasta Witmore Comment
  CAS-BOT-BC175048  Silene suksdorfii David W. Showers 1980-8-14 4400 dws Shasta Ne slope of Lassen Peak in Devastated Area, Lassen Volcanic National Park 2590 Comment
  UC1543700  Silene verecunda Harold and Virginia Bailey 1948-8-27 2900 Shasta Hat Creek Road Badger Flat; Lassen Volcanic National Park 1920 Comment
  JEPS114456  Sisymbrium altissimum Lowell Ahart, John Dittes 2008-6-19 14859 Shasta Open grassland, 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
  UC429221  Sisyrinchium bellum Milo S. Baker 1896-5-10 59 Shasta Morley's Station Comment
  CAS-BOT-BC60846  Smelowskia ovalis George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3124 Comment
  SEINET3196856 Image available Smelowskia ovalis var. congesta George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park; Summit area of LAssen Peak 3120 Comment
  SEINET10472596  Smilacina racemosa Mary Susan Taylor 1980-6-10 Taylor 2818 Shasta T37N R4W se sec 28. Dunsmuir quad. Sims Flat Road, S side, at its jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 5 mi S of Sweetbriar, , Shasta Natl Forest. 1031 Comment
  JEPS109880  Smilax jamesii Dean W. Taylor 2005-6-28 19376 Shasta Goose Valley, hills 1 air mile west from the northwestern end of the valley, along margin of small perennial stream 1088 Comment
  UC1191772  Solanum dulcamara Malcolm A. Nobs, Herbert L. Mason 1949-5-14 746 Shasta between Hat Creek and Pitt River Bridge (Highway 299) Comment
  NY759529  Solanum dulcamara C. L. Hitchcock 1940-5-24 6547 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  RSA25461  Solanum dulcamara C. Leo Hitchcock 1940-5-24 6547 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CDA5951  Solanum elaeagnifolium P. Whipp 1971-5-27 Shasta Southern Pacific Railroad, Section 11, Cottonwood. 0 Comment
  HSC72324  Solanum parishii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9648 Shasta County Rd. A16, 1.6 mi. from its junction with Hwy. 36 732 Comment
  CHSC54519  Solidago elongata Vernon H. Oswald 1991-8-16 4833 Shasta Lassen Volcanic National Park. Lassen Hwy northeast of Diamond Pk, at Road Marker 11. 2255 Comment
  UC88192  Solidago spectabilis T. S. Brandegee Jul 1897 Shasta Sisson's Comment
  CAS-BOT-BC365242  Solidago velutina subsp. californica Alice Eastwood 1912-7-24 1373 Shasta Castella Comment
  CHSC88809  Solidago velutina subsp. californica R. Fischer 2004-7-3 314 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake in mdw. 1008 Comment
  UC1544797  Solidago velutina subsp. californica Almut G. Jones 1986-8-25 7267 Shasta near Old Honn Homestead (Hat Creek area; along Hwy. 89); Hat Creek area 1400 Comment
  UCD136078  Solidago velutina subsp. californica G. F. Hrusa 1991-10-6 8526 Shasta 6 miles north of Highway 299 and 10 miles west of Burney, on Big Bend Road near Roaring Creek. Comment
  UC441310  Sparganium emersum var. emersum Franklin P. Nutting 1900-1-1 Shasta Goose Valley Comment
  UC1735830  Sparganium natans Dean W. Taylor 1999-8-13 17325 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  CHSC88798  Spiraea douglasii R. Fischer 2004-7-3 303 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on edge of mdw. at n. end of Big Lake, western shore. 1008 Comment
  CDA19063  Spiraea douglasii C. Benefield 2000-8-2 s.n. Shasta Modoc Plateau; Hat Creek off Hwy 299 0 Comment
  CAS-BOT-BC535252  Spirodela polyrhiza D. Showers 1930-7-19 DS 4382 Shasta Lassen Volcanic National Park. 1/4 mile south of Windy Point, Diamond Peak 2072 Comment
  JEPS2874 Image available Stachys ajugoides var. rigida M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station; ; Morley's Station, Shasta Co. 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
  CHSC101348  Staphylea bolanderi Frank Callahan; J. Dormady, D. Luscombe, K. Goudhurst, J. O'Byrne 2007-10-16 9 Shasta Southern Cascades Ecoregion. Off Salt Creek Road next to I-5, junction 698. 480 Comment
  CHSC89687  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
  UC54463  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1901 4265 Shasta Hat Creek Sierra Nevada Mountains (e Shasta County) 1341 Comment
  CDA37185  Stipa lemmonii CDFA Staff 2004-5-27 s.n. Shasta East of Pitville. 0 Comment
  HSC46988  Stipa lepida Christopher Knopp 1978-5-13 59 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  HSC101792  Stipa thurberiana J. P. Smith, J. O. Sawyer 2011-6-15 13214 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  CAS-BOT-BC87390  Streptanthus longisiliquus Clarence R. Quick 1965-7-9 65 -09 Shasta North of Davidson's Store on U.S. 299, 4 miles west of Hatchet Summit, west of Burney. Comment
  CAS-BOT-BC87814  Streptanthus tortuosus Ynez Whilton Winblad 1941-7-2 s.n. Shasta Between Dunsmuir and Redding. Comment
  POM226892  Streptanthus tortuosus R. C. Bacigalupi 1934-5-28 2396 Shasta Kennett fune-denuded area, Kennett. 274 Comment
  UC10919  Streptanthus tortuosus M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UCD116115  Streptanthus tortuosus Amelie C. Blyth 1950-7-16 s.n. Shasta south side of Lassen Peak. 2438 Comment
  CAS-BOT-BC87815  Streptanthus tortuosus Laura M. Lathrop 1903-7-20 s.n. Shasta Shasta Retreat. Comment
  HSC89528  Streptanthus tortuosus var. oblongus J. P. Smith 1982-5-14 10438 Shasta Lewiston Turnpike, along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  UC1036149  Streptanthus tortuosus var. orbiculatus George W. Gillett 1953-8-6 315 Shasta summit area Lassen Volcanic National Park, Lassen Peak 2804 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
  CHSC63091  Styrax officinalis var. redivivus Vernon H. Oswald; Lowell Ahart 1994-4-27 6146 Shasta Waters Gulch Trail 0.25 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 381 Comment
  UC719807  Styrax officinalis var. redivivus Rogers McVaugh 1941-8-4 6238 Shasta woods along US 99 ca 35 mi n Redding Comment
  UCR77111  Styrax officinalis var. redivivus G. L. Webster, June McCaskill, Robert Rhode, et al. 1993-5-16 7771 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  CAS-BOT-BC64503  Styrax redivivus Bettell Ellsworth 1923-6-12 s.n. Shasta Ingot. Comment
  CAS-BOT-BC64507  Styrax redivivus Mrs. C. F. Rose 1930-4-15 s.n. Shasta Redding. Comment
  RSA564130  Styrax redivivus Peter Fritsch 1993-6-19 1352 Shasta 1.1 miles east of Ingot, north side of US 299. 396 Comment
  HSC23077  Swertia albicaulis var. nitida Richard Spjut 1971-5-30 1934 Shasta Along Upper Salt Creek Rd., 18 mi. N of Redding Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 Comment
  SD104419  Symphoricarpos vaccinioides Reid Moran 1978-6-25 26081 Shasta west of Little Roaring Creek, edge of meadow 740 Comment
  CHSC89694  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 362 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located on W shore, near mouth of Big Lake. In mdw roadbed of Lava Springs Trail. 1010 Comment
  CHSC89783  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 417 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7 and Horr Pond. On mdw. 1010 Comment
  JEPS40816  Symphyotrichum spathulatum Alma Ames 1917-1-1 56 Shasta 25 mi n, (in ash soil deposited by mud flow Lassen Pk, water's edge of Hot Cr.) Mt. Lassen; Hot Creek Comment
  CAS-BOT-BC98574  Symphyotrichum spathulatum Hans Leschke 1956-9-20 s.n. Shasta Dersch [Dorsch] Meadows - Lassen Volcanic National Park 2011 Comment
  OBI55407  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
  UCD86096  Taeniatherum caput-medusae A. A. Beetle 1945-5-20 3986 Shasta 20 miles west of Redding. Comment
  CDA10984  Taraxia tanacetifolia G. F. Hrusa 1991-6-26 8476 Shasta Pit River Drainage; approx 1 mile N or MacArthur immediately S of MacArthur Swamp. Comment
  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
  SD104441  Taxus brevifolia Reid Moran 1978-6-25 26112 Shasta on bank of Little Roaring Creek 710 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
  CHSC88790  Tetradymia canescens R. Fischer 2004-7-2 295 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  UCD96801  Thalictrum fendleri G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7793 Shasta Along Little Cow Creek, NE of Ingot. 381 Comment
  UCR51811  Thelypodium howellii subsp. howellii R. C. Rollins, Kathryn W. Rollins, David Gates 1983-7-7 83230 Shasta Gates Ranch, c. 3 mi. NE of MacArthur 1012 Comment
  CAS-BOT-BC77728  Thelypteris nevadensis Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags 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
  CHSC12126  Thermopsis gracilis K. O. Grigsby 1972-4-15 3 Shasta 5 mi ne of Salt Creek Inn on Gillman rd. 6 mi ne of Inter. of Interstate 5; 18 mi n of Redding. On dry ridge of summit that separates McCloud arm from Sacramento Arm. 30 Comment
Read comments
May 9 2007
  CHSC65632  Thermopsis gracilis Maria Ulloa-Cruz 1995-4-17 100 Shasta Shasta-Trinity National Forests. Waters Gulch Trail ca. 2200 m from trailhead. 370 Comment
  JEPS128838  Thermopsis gracilis Julie Kierstead Nelson with Martin Lenz 2017-5-5 2017 -005 Shasta Upper Sacramento River watershed, west of I-5, west of Gibson, eastern Klamath Ranges. Along Highland Lakes Road, 38N21. Comment
  UC726474  Thermopsis gracilis A. A. Heller 1919-6-19 13250 Shasta between Lamoine and William's Ranch Comment
  RSA10393  Thermopsis gracilis var. gracilis H. A. Barker 1926-05 631 Shasta Shasta Comment
  RSA11938  Thermopsis gracilis var. gracilis Elmer I. Applegate 1928-4-26 5399 Shasta Castella, canyon of the Sacramento River Comment
  HSC64051  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer 1973-4-14 6082 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  HSC84319  Thysanocarpus curvipes J. P. Smith, Thomas W. Nelson 1982-5-15 10428 Shasta Lewiston Turnpike along Sawpit Gulch, 1.2 mi. from its junction with Hwy. 299 579 Comment
  JEPS90348  Thysanocarpus curvipes Dean W. Taylor 1993-4-30 13384 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Mountains, Sacramento River Canyon 853 Comment
  CAS-BOT-BC66789  Thysanocarpus curvipes Ellsworth Bethel 1923-5-29 s.n. Shasta Burney. Comment
  UC1024383  Tofieldia occidentalis subsp. occidentalis George W. Gillett 1952-8-24 220 Shasta about 0.5 mi below Emerald Lake (Lassen Peak Highway); Lassen Volcanic National Park 2407 Comment
  CHSC84088  Torilis arvensis subsp. purpurea Lowell Ahart; John Dittes 2003-5-22 10187 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  JEPS104126  Torilis arvensis subsp. purpurea Lowell Ahart 2003-5-22 10187 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SEINET8046911  Toxicodendron diversilobum R. Adamson, M. Martin 1964-4-27 s.n. Shasta 5 miles SW of Shingletown; Hwy 44. 914 Comment
  CHSC9306  Toxicoscordion venenosum var. venenosum G. Strausbaugh 1970-5-24 76 Shasta N side of Whiskey Creek Swimming Area ca. 10 ft. above edge of lake. 371 Comment
  CAS-BOT-BC519577  Triantha occidentalis subsp. occidentalis Hans Leschke 1958-8-16 1552 Shasta Lassen Volcanic National Park, Grassy swales 1950 Comment
  JEPS63130  Trichostema lanceolatum J. W. Blankinship 1909-9-3 Shasta Anderson Comment
  SEINET11114243  Trientalis borealis subsp. latifolia Unknown 1897-5-15 s.n. Shasta California Plants, collected near Pit River Ferry, Shasta County Altitude, 700 - 900 ft. Comment
  UCD123137  Trientalis latifolia Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7390 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CDA39672  Trientalis latifolia James Morton 1981-8-8 s.n. Shasta Near Redding. 0 Comment
  RSA460862  Trientalis latifolia A. Sandig 1917-05 s.n. Shasta Mt Shasta Comment
  JEPS104370  Trifolium albopurpureum var. olivaceum Lowell Ahart 2003-5-12 10146 Shasta About 100 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS104011  Trifolium bifidum var. decipiens Lowell Ahart 2003-5-12 10147 Shasta About 100 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS85555  Trifolium bifidum var. decipiens Walter S. Lennon 1983-4-21 Shasta 3.8 mi sw Ono (2.9 mi s of Platina Rd, Bland Rd) Comment
  UC631485  Trifolium breweri G. J. Young July 1912 6 Shasta Sacramento River Comment
  UC866718  Trifolium breweri Lewis S. Rose 1940-6-10 40489 Shasta 8 mi w Burney; Hatchet Mtn Comment
  UC968639  Trifolium ciliolatum C. L. Hitchcock 1940-5-17 6456 Shasta ca 3 mi e Redding Comment
  HSC49850  Trifolium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9814 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  UCR138871  Trifolium depauperatum var. truncatum T. Gedik, T. Heinz, R. Siegle 1996-4-20 30 Shasta 0.4 mi from Hwy 36 on Route A-16 to Redding 701 Comment
  UCD123123  Trifolium dubium Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7375 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CDA27946  Trifolium fucatum J. Dittes, L. Ahart 2003-5-12 s.n. Shasta 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. Comment
  HSC95374  Trifolium fucatum John Dittes, L. Ahart 2003-5-12 Shasta N of Battle Creek, about 300 yards SW of the barn, about 1/4 mi. S of the Coleman Canal, 3.1 mi. WSW of Darah Springs State Fish Hatchery, about 12 mi. ENE of Cottonwood 265 Comment
  HSC96793  Trifolium hirtum J. Carey, A. Hong, J. Leffingwell 1995-4-23 66 Shasta 10 mi. N on rd. A16 from its intersection with Hwy. 36 366 Comment
  CHSC89693  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
  JEPS120914  Trifolium hybridum Lowell Ahart, John Dittes 2013-6-9 18796 Shasta Along the NE side of the fence, about 20 yards E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  UC968636  Trifolium hybridum C. L. Hitchcock 1940-5-24 6573 Shasta ca 20 mi w Fall River Mills (Hat Creek) Comment
  SEINET7717105  Trifolium kingii Unknown Shasta Lassen's Peak 2438 Comment
  UC1543869  Trifolium kingii var. productum Harold and Virginia Bailey 1948-8-25 2991 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC54394  Trifolium longipes var. hansenii H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4318 Shasta near Soupan Springs; Mt. Lassen 2286 Comment
  CHSC63064  Trifolium microdon Vernon H. Oswald; Lowell Ahart 1994-5-6 6180 Shasta Clikapudi Trail paralleling Clikapudi Creek, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  JEPS66065  Trifolium repens Milo S. Baker 1893-5-16 Shasta Goose Valley Comment
  UC631205  Trifolium repens G. J. Young July 1912 1 Shasta Sacramento River Comment
  RSA691018  Trifolium striatum L. Ahart, 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 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 271 Comment
  UC54381  Trifolium variegatum var. variegatum H. M. Hall and E. B. Babcock 4277 Shasta Deer Flat Moutn Lassen 1341 Comment
  UC631386  Trifolium variegatum var. variegatum G. J. Young July 1912 Shasta Castella Comment
  CHSC63569  Trifolium willdenovii Vernon H. Oswald; Lowell Ahart 1994-5-6 6167 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead at the Jones Valley Boat Ramp. 335 Comment
  CDA28305  Trifolium willdenovii T. C. Fuller 1976-5-5 20134 Shasta South side of Eureka Way (Highway 299) opposite Sunset Drive, west limits of Redding. 0 Comment
  CHSC89680  Triglochin maritima R. Fischer; J. Marr 2004-9-25 345 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected E Crystal Springs on mdw near water edge. 1008 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
  JEPS47272  Trillium albidum B. C. Goldsmith 1917-5-24 Shasta 10 mi. from La Moine (on head of Clear Creek); Clear Creek Comment
  CAS-BOT-BC520832  Trillium albidum Alice Eastwood 1912-6-29 879 Shasta Shasta Comment
  UCD123175  Trisetum canescens Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7382 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC200254  Trisetum spicatum Hans Leschke 1954-9-25 s.n. Shasta Lower Kings Creek Meadow. Lassen Volcanic National Park 2200 Comment
  CAS-BOT-BC200261  Trisetum spicatum George W. Gillett 1957-7-12 729 Shasta Below Hat Lake, between parking area and Lost Creek 1889 Comment
  UC822274  Trisetum spicatum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC193537  Trisetum spicatum Hans Leschke 1954-9-22 s.n. Shasta Upper part of Brokeoff Mt. 2438 Comment
  UC421778  Triteleia bridgesii Milo S. Baker 1898-7-7 433 Shasta Stevens Upper Clover Cr. Comment
  CHSC2081  Triteleia hyacinthina M. Underhill 1953-4-29 Shasta 76 Comment
  CAS-BOT-BC522312  Triteleia hyacinthina E. R. Drew