Search Results — 2000 specimen records retrieved (1408 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77998  Abies concolor W. B. C. 1938-9-2 11599 Shasta Along Sisson Southern Trail 1524 Comment
  CAS-BOT-BC330596  Acer circinatum W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag near Mt. Shasta Comment
  CHSC4090  Acer circinatum Judy Potter 1967-5-18 302 Shasta near Sacramento River, Sweetbriar, Shasta Co., Calif. 6 mi. S. Dunsmuir, US99. 548 Comment
  CAS-BOT-BC330591  Acer circinatum C. R. Quick 1953-8-2 53 -91 Shasta NE of Montgomery Creek Comment
  RSA486355  Acer glabrum var. torreyi Bruce Bartholomew, B. Anderson 1988-5-14 4213 Shasta 10 km NE of Montgomery Creek on State Highway 299 1160 Comment
  CHSC3437  Acer macrophyllum Judy Potter 1966-5-13 263 Shasta Seetbriar, Shasta Co., California US 99 1 mile south Castella. 548 Comment
  UC1071631  Acer macrophyllum P. L. Johannsen 1932-6-28 150 Shasta 1 1/4 mi n Minnesota Mt.; Redding Quad., n of Minnesota Mt. Comment
  UC18119  Acer macrophyllum M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  CAS-BOT-BC333220  Acer macrophyllum James McMurphy 1914-6-27 s.n. Shasta Railroad, narrow gauge, near Balakala Mine. Above Redding Comment
  SEINET7354054  Achillea millefolium George K. Helmkamp 2009-1 15004 Shasta Shingletown, Southern Cascade Range Foothills: Wilson Hill Road 2.4 miles south of its junction with CA-44 in Shingletown (Shingletown 7.5' Q. +- 1000 m.) Oak woodland with many grassy (introduced) openings. Disturbed roadside soil. 857 Comment
  CDA11000  Achnatherum lemmonii G. F. Hrusa 1991-6-27 8492 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  CDA28103  Achnatherum lemmonii T. C. Fuller 1969-5-22 18484 Shasta 2.7 mi E of Hatchet Mtn, Summit, N side of Hwy 299 to Burney. 0 Comment
  CHSC93089  Achnatherum lemmonii R. Fischer 2005-5-19 494 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in open juniper woodland around camp 7, north of Horr Pond. 1013 Comment
  CAS-BOT-BC216413  Achnatherum lettermanii Roxana S. Ferris; Laura Lorraine 1941-8-10 10477 Shasta Near Summit Lake, Lassen National Park 2042 Comment
  UCD54023  Achnatherum lettermanii G. F. Hrusa; T. D. Wilfred 1996-7-22 13335 Shasta Scattered individuals on open, dry, pumice flat at summit of Eskimo Grade on Hwy 89. 1831 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
  UC711922  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-10 10448 Shasta upper meadows, Kings Creek Lassen National Park, Kings Creek 2240 Comment
  CAS-BOT-BC210852  Achnatherum occidentale subsp. californicum Hans Leschke 1954-9-20 s.n. Shasta Lassen Volcanic National Park. Terrace Lake 2354 Comment
  SEINET232907  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-11 8341 Shasta 2.6 mi west of junction of Cal 89 and 44 along roadside 1387 Comment
  UCD55537  Achnatherum stillmanii W. R. Powell 1960-8-19 s.n. Shasta Ca. 8 miles north of Viola, Latour State Forest. 1706 Comment
  CHSC871  Acmispon denticulatus M. Underhill 1952-6-29 Shasta 76 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
  UCD104344  Acmispon parviflorus G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7780 Shasta 0.3 mi SW of McCloud Bridge. 335 Comment
  UC54279  Aconitum columbianum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4413 Shasta near Morgan, Tehama Co. (Mill Creek Canyon); Mt. Lassen, Mill Creek Canyon 1524 Comment
  UC650307  Actaea rubra J. E. Burgess Jul 1927 124 Shasta Lassen Volcanic Nat'l Park 1920 Comment
  RSA418956  Adenocaulon bicolor Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CAS-BOT-BC133138  Adenostoma fasciculatum T. Worley; M. Mill; F. Rosenthal 1985-5-12 76 Shasta 2 miles east of Platina CA. County road A16 701 Comment
  RSA96788  Adenostoma fasciculatum var. fasciculatum Percy C. Everett, E. K. Balls 1954-10-15 20308 Shasta Hwy 36, 0.8 mi. s.e. of Platina, between Fortuna and Red Bluff. Comment
  CAS-BOT-BC69694  Adiantum aleuticum Geo. B. Grant 1902-9-1 25 Shasta Shasta Springs. Comment
  JEPS123390  Adiantum jordanii Sarah Tona 2015-4-13 16 Shasta Tributary to Little Cow Creek, 3/4 mile north of Donkey Mine and 0.6 mile northeast of Coronado Mine, 1.5 miles northeast of Ingot. Oak Run, 7.5' Q. Comment
  UC2030512  Adiantum jordanii Layne Huiet, Alan Smith, Joan Smith, Ellen Dean, Martin Lenz 2014-5-15 165 Shasta South side of Lake shasta. Near extension of Dry Creek Road, called Silverthorn Road, above and to the west of Silverthorn Bay Comment
  JEPS123368  Adiantum shastense Kevin Heidel 2015-5-14 11 Shasta West of Pit 7 dam on Forest Road 35N23. Devils Rock 7.5' Q. Comment
  JEPS123371  Adiantum shastense Len Lindstrand III 2015-6-24 21243 Shasta Reynolds Creek, near confluence with Shasta Lake. Minnesota Mountain, 7.5' Q. Comment
  UC62723 Image available Adiantum shastense Baker and Nutting 1894-5-21 Shasta Oak Run, Shasta County. Comment
  UCD166841  Adiantum shastense Len Lindstrand III 2015-3-12 21226 Shasta Low Pass Narrows, Gray Rocks. 548 Comment
  UCD166844  Adiantum shastense Len Lindstrand III 2015-6-1 21242 Shasta Arbuckle Flat, Pit River Arm, Shasta Lake. 335 Comment
  CHSC118199  Adiantum shastense Kevin Heidel 2015-1-8 5 /20/2015 Shasta Near the headwaters of Potem Creek, approx. 1/4 mile southeast of the terminus of Forest Rd. 34N17D. Coordinates: UTM 10T 0577492E/4527581N 786 Comment
  CHSC118402  Adiantum shastense Len Lindstrand III 2015-5-7 21234 Shasta Road to Sugarloaf Mountain, approximately 1.0 mile southwest of Lakeshore. UTM 10T 0550132E/4526003N 762 Comment
  CHSC118429  Adiantum shastense Len Lindstrand III 2015-5-15 21235 Shasta Cove Creek, unslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mountain. UTM 10T NAD83 0561592E / 4510617N 335 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
  UCD166839  Adiantum shastense Len Lindstrand III 2015-5-7 21231 Shasta Drainage north of Sugarloaf Creek Inlet, Shasta Lake, approximately 1.8 mi. west of Sugarloaf. 365 Comment
  RSA0049716  Aegilops triuncialis Dean Wm. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher 762 Comment
  CAS-BOT-BC202699  Aesculus californica Alice Eastwood 1923-5-28 11974 Shasta Delta Comment
  RSA746505  Aesculus californica K. M. Meyer, A. Townesmith 2007-7-25 158 Shasta Shasta County. 503 Comment
  CAS-BOT-BC29442  Ageratina occidentalis Alice Eastwood 1917-9-2 6697 Shasta Shasta Springs Comment
  JEPS25550  Ageratina occidentalis Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7175 Shasta about 0.5 mi below crossing of road from Hirz Creek (eastward to U.S. Highway 299, along banks of Squaw Creek, e base of Chirpchatter Mtn., just n of Shasta Lake); Chirpchatter Mtn., Shasta Lake, Squaw Creek 381 Comment
  JEPS89520  Ageratina occidentalis Dean Wm. Taylor with Ingrid Olmsted 1974-7-31 4688 Shasta vicinity of Magee Peak (overlooking Magee Lake, Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2514 Comment
  UCD128559  Ageratina occidentalis G. L. Stebbins; Dean William Taylor 1972-7-1 2405 Shasta Hirtz Mountain. 1036 Comment
  CAS-BOT-BC29443  Ageratina occidentalis W. B. Cooke; V. G. Cooke; L. Bodine 1975-9-11 50799 Shasta Bumpass Hell- Cold Boiling Lake Trail, Lassen Volcanic National Park Comment
  CHSC105562  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-8 Shasta South of Gray Rocks. Found in steep limestone cliffs. UTM NAD 83 Zone 10N; 0574458E, 4519048N. 762 Comment
  CHSC105572  Ageratina shastensis Len Lindstrand III; Jane Van Susteren, J. Nelson, T. Derksen 2010-9-15 Shasta North Gray Rocks. UTM NAD 27 Zone 10N; 0560952E, 4516029N. 670 Comment
  CHSC105573  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-7-14 Shasta Hirtz Mountain. Found on steep limestone outcrops. UTM NAD 83 Zone 10N; 0563472E, 4527750N. 990 Comment
  UC1396182 Image available Ageratina shastensis G. L. Stebbins and F. Ehrendorfer 1959-6-20 5968 Shasta 25 mi (airline) n Redding (1 mi e of Squaw Creek, on Flat Creek Road, 300 ft above the road); ; 25 mi N of Redding Comment
  UCD128607  Agoseris heterophylla G. F. Hrusa; T. D. Wilfred 1996-6-11 13034 Shasta on west side of Highway 89- 44, approximately 1/2 mile south of Big Spring. Lassen National Forest 1440 Comment
  UC76009  Agoseris heterophylla var. heterophylla Milo S. Baker 1898-7-8 331 Shasta near Oak Run Comment
  CAS-BOT-BC13182  Agoseris monticola George W. Gillett 1957-8-11 1033 Shasta Lassen Volcanic National Park. Hat Lake-- Paradise Meadow Trail, near edge of blast area above Hat Lake. 1981 Comment
  SBBG2876  Agrimonia gryposepala H. and M. Dearing 1938-6-27 2166 Shasta Hat Crk Comment
  CHSC93007  Agropyron desertorum R. Fischer 2005-7-17 522 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along the west shore of Big Lake on the meadow. 1010 Comment
  UCD55643  Agrostis J. M. Street 1957-5-12 s.n. Shasta East of Shasta Dam. Comment
  UCD37072  Agrostis exarata Beecher Crampton 1956-8-20 3795 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  UCD38661  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta Castle Crag. 640 Comment
  UC1037263  Agrostis exarata Leo Whitney 1934-7-1 50 Shasta Shasta Springs Comment
  CDA1696  Agrostis gigantea T. C. Fuller 1960-6-28 4625 Shasta About 2 miles north of Anderson, just S/ Redding Airport. 0 Comment
  CAS-BOT-BC139365  Agrostis idahoensis Harold Bailey; Virginia Bailey 1948-8-25 3015 a Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC138862  Agrostis microphylla Beecher Crampton 1953-5-1 1200 Shasta About 5 miles north of Anderson, 0.5 mile north of the Redding Airport. Comment
  CAS-BOT-BC138650  Agrostis stolonifera Virginia E. Long 1931-6-4 84 a Shasta Happy Valley (northwest of Anderson). 182 Comment
  UC1543801  Agrostis thurberiana Harold and Virginia Bailey 1948-8-25 2972 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET14058241  Agrostis variabilis Unknown 1969-1 2184 Shasta 5.8 miles North of South entrance to Lassen Volcanic National Park Comment
  JEPS68424  Aira caryophyllea J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UCD55720  Aira caryophyllea L. Whitney 1935-5-18 s.n. Shasta 5 miles E of Redding. Comment
  UCD137976  Alisma triviale P. B. Kennedy 1927-6-15 25 Shasta Pit-River. Comment
  UCD112381  Allium Christopher Mallek 2008-5-8 AC4- 31 Shasta Ash Creek. 876 Comment
  SEINET188107  Allium acuminatum C. L. Hitchcock 1940-1 Shasta Comment
  JEPS56356  Allium amplectens Mrs. C. F. Rose 1935-5-26 89 Shasta Redding Comment
  JEPS56357  Allium amplectens W. J. Ferlatte 1935-6-1 Shasta opposite mouth of Nosoni Creek; McCloud River 304 Comment
  CAS-BOT-BC462369  Allium amplectens H. C. Cantelow 1940-5-30 3908 Shasta Hy. 299 - NE of Redding Comment
  RSA367061  Allium amplectens Christopher Davidson 1975-6-4 2638 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  SEINET12048267  Allium amplectens M. Ownbey, Brown, D. H. 1941-1 2418 Shasta Goose Valley Road, 2 mi N of highway, near Burney Comment
  CAS-BOT-BC462986  Allium bolanderi Alice Eastwood; John Thomas Howell 1934-4-21 1837 Shasta 5 miles N of Redding 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
  JEPS28600  Allium campanulatum George W. Gillett 1957-7-13 766 Shasta near juncture of Kings Creek Falls and Bench Lake trails (near trail between Kings Creek and Sifford Lakes); Lassen Volcanic National Park, Kings Creek Meadows 2194 Comment
  UC1036321  Allium campanulatum George W. Gillett 1952-8-11 182 Shasta 1/2 mi below Bumpus Hell (trail from Bumpus Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  SEINET10899648  Allium campanulatum Patricia L. Kenney 1973-6-4 Kenney 401 Shasta Pollard flat campground in klamath national forest off i-55, 21.6 miles s of Dunsmuir 457 Comment
  JEPS101215  Allium cratericola Dean W. Taylor 1993-6-16 13681 Shasta northwest base Lookout Pk., on Bully Choop Mountain road 1493 Comment
  SBBG26951  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 mi E of Redding Comment
  CAS-BOT-BC132058  Allium peninsulare var. peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC475452  Allium serra A. A. Heller 1905-5-26 7861 Shasta Near Redding Comment
  CAS-BOT-BC131961  Allium tribracteatum Thos. Harris; Sarah Harris 1975-7-26 s.n. Shasta About 1/5 mi. west & 300 ft. above Emerald Lake Comment
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Apr 5 2020
  JEPS69373  Allophyllum gilioides subsp. gilioides M. A. King 1921-4-10 Shasta near Anderson Comment
  CHSC66336  Allophyllum gilioides subsp. violaceum V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer. 1996-7-1 7907 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. Roadside opening. 944 Comment
  CHSC88344  Allophyllum gilioides subsp. violaceum R. Fischer; J. Marr 2004-5-24 227 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1054 Comment
  UC568787  Allophyllum integrifolium G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2422 Shasta ca. 6 mi. n. Red Mt. 1500 Comment
  SBBG118535  Alnus incana subsp. tenuifolia D. Wilken with E. Painter, G. Wilken 2004-9-21 Shasta Manzanita Crk, ca. 1 km S of jct of St Hwys 44 and 89, ca. 0.8 km W of mouth of Manzanita Lake 1750 Comment
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Jan 6 2009
  UC1731199  Alnus viridis subsp. sinuata Dean W. Taylor 1999-8-13 17342 Shasta Grizzly Peak, north face along the Pacific Crest trail, headwater Devils Gulch 1615 Comment
  SEINET10565560  Alopecurus Virginia E. Long 1932-7-4 Long 186 a Shasta Manzanita Lake. In marshy soil and shallow water along edge of lake. 1768 Comment
  UCD18888  Alopecurus aequalis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 196 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY002. Comment
  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
  UC188778  Alopecurus geniculatus Milo S. Baker 1900-5-26 Shasta Goose Valley Comment
  JEPS90117  Alyssum alyssoides Dean Wm. Taylor with Robert A. Price 1988-6-1 9698 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299, Pit River Watershed, Burney Valley Burney; Pit River Watershed, Burney Valley 944 Comment
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Dec 11 2008
  CAS-BOT-BC17204  Alyssum alyssoides Greg de Nevers 2001-7-25 12618 Shasta Ahjumawi State Park. 914 Comment
  RSA55273  Amelanchier pallida Rogers McVaugh 1941-8-4 6241 Shasta 10 miles W of Burney, Sahsta County Comment
  CAS-BOT-BC136862  Amelanchier utahensis Jas. McMurphy 1914-6-10 s.n. Shasta Kennett Comment
  CAS-BOT-BC136867  Amelanchier utahensis Alice Eastwood 1912-7-24 1364 Shasta Castella Comment
  CAS-BOT-BC136868  Amelanchier utahensis Doris K. Kildale; J. W. Gillespie 1929-6-22 8026 Shasta Salt Creek, 36 miles south of Dunsmuir Comment
  CAS-BOT-BC222296  Amsinckia A. A. Heller 1927-4-29 s.n. Shasta At Anderson Comment
  CHSC78064  Amsinckia intermedia Terry Nelson 1998-4-26 240 -19 Shasta Growing along Co. rd 143. 3.5 mi e of the Sacramento River and 400 yds n of Battle Creek. 176 Comment
  RSA141245  Amsinckia intermedia C. Ritchie Bell 1953-3-21 1388 a Shasta South of U.S. 299, 4.1 miles west of Redding. Comment
  RSA0058882  Amsinckia menziesii Lowell A. Ahart, John Dittes 2008-6-19 14858 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 994 Comment
  CHSC89667  Anaphalis margaritacea R. Fischer; J. Marr 2004-9-27 344 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She waterways. 1008 Comment
  UCD95484  Anemone oregana var. oregana G. F. Hrusa; T. D. Wilfred 1996-6-11 13041 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, on slopes above west side of Bunchgrass Valley. 1615 Comment
  UCD37460  Antennaria Beecher Crampton 1960-6-16 5660 Shasta Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  SEINET10473430  Antennaria Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5486 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  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
  CHSC90261  Antennaria dimorpha L. P. Janeway 2001-5-28 7084 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). Northeast-facing slope at top of ridge. 1520 Comment
  HSC40165  Antennaria media Thomas W. Nelson, Jane P. Nelson 1976-8-1 3113 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  JEPS104948  Antennaria media subsp. media Dean W. Taylor 1993-7-9 13805 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  CDA25238  Anthoxanthum odoratum Martyn 2008-10-7 s.n. Shasta Shasta, Tilton Mine Rd. 0 Comment
  CHSC92975  Anthriscus caucalis R. Fischer 2005-5-19 480 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At camp 8 just north of Horr Pond. 1011 Comment
  UC1736304  Antirrhinum cornutum Dean W. Taylor 1993-6-16 13664 Shasta Bully Choop Road, ca. 1.3 miles N of Junction with A16 (Paskenta Road) 731 Comment
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Apr 20 2006
  UC76221  Antirrhinum cornutum Misses Jones and Alexander 1902-6-16 Shasta Redding Comment
  UC1540232  Antirrhinum vexillocalyculatum subsp. breweri Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer, and Roy Buck 1987-6-28 9086 Shasta 1 mi sw Iron Canyon Reservoir (on Forest Road 37N78, Pit River drainage); Pit River 944 Comment
  JEPS114487  Apera interrupta Lowell Ahart, John Dittes 2008-6-19 14836 Shasta About 150 yards east of the Pit River, about 15 yards west of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UCD54501  Apera interrupta sent in by Dan Marcum 2006-6-7 s.n. Shasta Fall River Valley. SE of intersection of McArthur Rd. and Archie Brown Rd. Comment
  CHSC85449  Apocynum androsaemifolium G. F. Hrusa; T. D. Wilfred 1996-7-22 13381 Shasta Northeast California. Lassen National Forest. On roadside along Hwy 89 approx. 3 miles S of entrance to Lassen Nat. Park. Latitude: 40 degrees 32' N. Longitude: 121 degrees 37' W. 1580 Comment
  CDA36834  Apocynum cannabinum CDFA Staff 1999-6-1 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  CHSC89657  Apocynum cannabinum R. Fischer 2004-7-5 319 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail near pond at Ya-She. 1010 Comment
  CAS-BOT-BC397926  Aquilegia formosa Alice Eastwood 1912-6-29 741 Shasta Goose Valley Comment
  UC1543704  Aquilegia formosa Harold and Virginia Bailey 1948-8-25 2994 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS105073  Arabidopsis thaliana Dean W. Taylor 1993-6-2 13543 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  RSA592537  Arabis breweri S. O. Mattoon 1978-4-9 27 Shasta Hirz Mountain Lookout; McCloud Arm of Lake Shasta. 1098 Comment
  CDA13503  Arabis platysperma G. F. Hrusa, T. D. Wilfred 1996-7-22 13328 Shasta Lassen National Forest; Along Hwy 88 near intersection of USFS S16. Comment
  SEINET2471357  Arceuthobium abietinum R. L. Mathiasen 2007-9-21 2007 -58 Shasta 16 km S. of the N. entrance to Lassen Nat. Park on St. Rte. 89 1940 Comment
  CDA13508  Arceuthobium campylopodum G. F. Hrusa, T. D. Wilfred 1996-7-22 13333 Shasta Lassen National Forest; Host growing on volcanic basalt in vicinity of Manzanita Lake. Comment
  SEINET2471279  Arceuthobium campylopodum R. L. Mathiasen 2009-8-20 2009 -49 Shasta At jct. of State Rte. 299 and State Route 44 969 Comment
  CAS-BOT-BC407788  Arceuthobium campylopodum Lewis S. Rose 1945-9-3 45229 Shasta Manzanita Lake 1783 Comment
  JEPS123397  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Northwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek. Whiskeytown, 7.5' Q. Comment
  UCD50657  Arctostaphylos malloryi Richard Hildreth; S. G. Schultz 1970-4-10 163 Shasta 9.7 miles north of U.S. Hway 299 on road leading almost directly across Hwy 299 from Whiskeytown Reservoir Visitor's Center. Comment
  CHSC115720  Arctostaphylos malloryi Len Lindstrand III 2015-1-8 21216 Shasta Northwest slope of Iron Mountain, on ridge at headwaters of Slickrock Creek. UTM 10T NAD 83 0538910E/4503655N 1021 Comment
  SBBG5443  Arctostaphylos manzanita H. and M. Dearing 1938-6-2 2108 Shasta Mt Lassen Nat Park Comment
  JEPS38710  Arctostaphylos manzanita subsp. manzanita J. W. Blankinship 1911-1-16 Shasta Redding Comment
  SEINET11984915  Arctostaphylos manzanita subsp. roofii R. Gankin, Hildreth, W. R. 1966-1 696 Shasta junction of Tom Green Rd & road to Summit Mine, ca 3 mi WNW of French Gulch 1030 Comment
  JEPS91224  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 1988-4-13 9538 Shasta near Round Mountain 670 Comment
  UCD52088  Arctostaphylos manzanita subsp. wieslanderi Roman Gankin 1962-3-15 346 Shasta Half mile south of hwy. 44 on Darrah Springs Road in eastern Shasta County. Comment
  UCD52167  Arctostaphylos manzanita subsp. wieslanderi Jas. Mallory; Bob Powell, Jack Major, and Roman Gankin 1962-3-15 347 Shasta 1/2 mile south of Hwy. 44 on Darrah Springs Road in eastern Shasta County; in vicinity of Shingletown. Comment
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Aug 3 2015
  SEINET11988272  Arctostaphylos manzanita subsp. wieslanderi J. Mallory, Powell, B.; Major, J.; Gankin, R. 1962-1 347 Shasta 0.5 mi S of Hwy 44 on Darrah Springs Rd, in vicinity of Shingletown Comment
  CAS-BOT-BC45905  Arctostaphylos nevadensis Ella Dales Cantelow 1939-6-10 2573 Shasta Mt. Lassen National Park Comment
  CAS-BOT-BC46539  Arctostaphylos patula Alice Eastwood 1912-6-29 855 Shasta Goose Valley. Comment
  SJSU3766  Arctostaphylos patula C. W. Sharsmith 1963-6-15 7056 Shasta NW boundary Lassen Volcanic National Park 1767 Comment
  UCSB62947  Arctostaphylos patula Sarr, Dan 1995-7-30 Shasta 1 mi. off Highway 89 and 299 intersection 910 Comment
  CHSC5246  Arctostaphylos patula subsp. patula M. West 1946-6-23 Shasta Eagle Lake. 1109 Comment
  CHSC81497  Arctostaphylos patula subsp. patula Ann Willyard 1999-1-9 159 Shasta From Highway 299, n on South Fork Mt Rd 100 M e of Whiskeytown Lake Visitor's Center. 7.0 rd mi n on South Fork Mt. Rd. UTM: 10 539183 E 4502146 N. 914 Comment
  HSC7749  Arctostaphylos viscida R. H. Berg 1963-4-6 43 Shasta Redding Comment
  UCD52571  Arctostaphylos viscida James I. Mallory 1969-12-25 364 Shasta 914 Comment
  UC2062569  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge, Tom Carlberg, Ben Hart 2017-8-7 353 Shasta SHASTA COUNTY: Shasta-Trinity National Forest, along Stuart Gap Road (28N10), between Gum Spring and Round Bottom. Comment
  CAS-BOT-BC47050  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1955-6-14 55091 Shasta Whiskeytown. 335 Comment
  POM285175  Arctostaphylos viscida subsp. viscida Lyman Benson 1929-3-26 1060 Shasta Cottonwood Comment
  JEPS100726  Arenaria aculeata Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9899 Shasta Clover Mountain, North facing slope, near summit; Lassen National Forest 1950 Comment
  CAS-BOT-BC137543  Aristida oligantha L. R. Abrams 1934-8-23 13646 Shasta About 5 miles north of Red Bluff on road to Redding-Common. Comment
  CHSC70828  Aristolochia californica Vernon Oswald 1998-4-13 8908 Shasta Rd. 27 (Gilman Rd.) 0.5 mi southeast of McCloud Bridge at Shasta Lake. 396 Comment
  HSC65118  Aristolochia californica J. P. Smith 1972-3-19 5080 Shasta Along State Rte. 299 at Stillwater Creek Comment
  UCD166591  Aristolochia californica Dylan O. Burge 2016-9-1 2134 Shasta Cedar Creek. 430 Comment
  CHSC61083  Arnica cordifolia Vernon H. Oswald; Lowell Ahart 1993-7-27 5722 Shasta Lassen Volcanic National Park. Slope S of the lower lake in Blue Lake Canyon. 2194 Comment
  CAS-BOT-BC295863  Arnica dealbata Hans Leschke 1957-7-12 s.n. Shasta Lassen Volcanic National Park. Above Cold Boiling Lake 2301 Comment
  CHSC30116  Arnica discoidea M. S. Taylor 1980-6-10 2801 Shasta Sims Lookout, ca. 6 mi S of Sweetbriar on I5. 1126 Comment
  CHSC45631  Arnica longifolia Vernon H. Oswald 1986-8-4 2268 Shasta Brokeoff Mt. Trail, Lassen Volcanic National Park. 2743 Comment
  CAS-BOT-BC82693  Arnica longifolia George W. Gillett 1957-8-13 1055 Shasta Brokeoff Mountain Trail, near first major stream crossing 1/2-mile above Sulphur Works Checking Station 2133 Comment
  UC134179  Arnica mollis Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak Lassens Peak 2743 Comment
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May 29 2007
  CHSC30201  Arnica venosa M. S. Taylor 1980-7-10 3125 Shasta By jeep rd, at point in 33N21, ca. 7 mi W of Shasta Dam. 731 Comment
  CHSC114593  Arnica venosa B. L. Williams 1979-7-10 251 Shasta Shasta-Trinity NF/Weaverville RD, 0.5 mi inside forest boundary on Trinity Mtn. Rd.,, rd. bank and hillsides above and below rd. 944 Comment
  SEINET10863290 Image available Arnica venosa Harvey M. Hall, Ernest B. Babcock Hall s.n. Shasta Salt Creek, Shasta Co. 427 Comment
  UC1755311  Arnica viscosa Dean W. Taylor 1996-8-10 15881 Shasta Tamarack Lake; Trinity Mountains,; in cirque above the lake 1584 Comment
  SEINET3919511  Arrhenatherum elatius Fred W. Hoffman 1946-6-5 1707 Shasta Burney Park.; 0 Comment
  JEPS120207  Artemisia douglasiana Julie Kierstead Nelson 2012-5-12 2012 -042 Shasta Sacramento River at confluence with Dog Creek Comment
  UC1558223  Artemisia douglasiana Harold and Virginia Bailey 1948-8-27 3051 a Shasta at water fountain below Emerald Lake (loop highway); Lassen Volcanic National Park 2438 Comment
  CAS-BOT-BC97194  Artemisia tridentata subsp. tridentata Elmer I. Applegate 1929-6-23 5872 Shasta Fall River Valley, near Fall River Mills Comment
  CAS-BOT-BC453348  Aruncus dioicus var. vulgaris E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS121709  Asarum caudatum Julie Kierstead Nelson with Martin Lenz 2014-5-27 2011 -031 Shasta Deep Creek, 4 miles southeast of Big Bend, south side of Pit River. Next to Road 37N36. Comment
  CAS-BOT-BC400682  Asarum hartwegii Alice Eastwood 1912-6-29 729 Shasta Goose Valley Comment
  RSA565072  Asarum hartwegii D. W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon , Slims Flat; Hazel Creek (ca. 2.5 mi S of Castella). (Tombstone Mtn. 7 1/2' USGS quadrangle 1986 edition). 518 Comment
  UCD123163  Asarum hartwegii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7410 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC400687  Asarum hartwegii C. R. Quick 1953-8-2 53 -107 Shasta NE. of Montgomery Creek Comment
  SEINET10971035  Asarum hartwegii Mary Susan Taylor 1980-6-10 Taylor 2817 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
  RSA401668B  Asclepias cordifolia Ed Wilson 1970-4-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mountain, west of the McCloud River arm of Shasta Lake. 366 Comment
  UC726254  Asclepias speciosa A. A. Heller 1938-7-2 15237 Shasta 3 mi e Quincy 1097 Comment
  POM298459  Asclepias speciosa Lester Rowntree 1935-6-10 s.n. Shasta E of Cottonwood Comment
  CAS-BOT-BC68823  Aspidotis densa Lemmon 1879-7-12 s.n. Shasta Mt. Shasta Comment
  HSC72285  Aspidotis densa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9634 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  SEINET175053 Image available Aspidotis densa M. E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  POM120734  Aspidotis densa Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  CDA10315  Aster lanceolatus subsp. hesperius G. D. Barbe 1985-8-27 4247 Shasta On islands and shore banks of Lava Creek, Fall River Valley, north of Glenburn. 0 Comment
  CAS-BOT-BC177855  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 7936 Shasta Near McArthur Comment
  UCD35721  Astragalus filipes Beecher Crampton 1960-6-16 5675 Shasta Northeastern part of county, 1.5 miles north of Fall River Mills. Comment
  RSA112191  Astragalus gambelianus R. C. Barneby 1954-5-15 11498 Shasta 25 miles N of Redding near Sacramento River bridge. Comment
  POM204049  Astragalus gibbsii J. T. Howell 1934-6-16 12226 Shasta Fall River Valley, 2 miles NE of McArthur. Comment
  CAS-BOT-BC192958  Astragalus purshii var. purshii Alice Eastwood; John Thomas Howell 1940-6-11 7939 Shasta Near McArthur Comment
  CAS-BOT-BC192957  Astragalus purshii var. purshii Ella Dales Cantelow 1941-5-23 3659 Shasta E. of Burney nr. Jct. U. S. Hy 299 and State Hy 89 Comment
  RSA505683  Astragalus purshii var. purshii G. H. True 1935-5-24 927 Shasta Along shore of Lake Britton. 915 Comment
  GMDRC6929  Asyneuma prenanthoides J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31397 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  CAS-BOT-BC17620  Athysanus pusillus Ellsworth Bethel 1923-4-21 s.n. Shasta Fall River Mills. Comment
  UCD18889  Athysanus pusillus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 197 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  CHSC89646  Atriplex triangularis R. Fischer; J. Marr 2004-9-25 346 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on mdw near water edge of Horr Pond. Located below Camp 7. 1008 Comment
  UCD35714  Balsamorhiza deltoidea Beecher Crampton 1960-6-16 5646 Shasta ca. 6 miles south of Fall River Mills. Comment
  CHSC38098  Barbarea orthoceras R. E. Preston 1983-8-6 406 Shasta Ca. 100 ft E of Hat Creek, ca. 1/2 mi S of Hat Lake, Lassen Volcanic National Park. 1853 Comment
  CHSC68775  Beckmannia syzigachne Vernon Oswald; B. Corbin, M. Dolan, G. Schoolcraft 1997-5-31 8529 Shasta Hollenbeck Swamp on the southeast side of Big Lake north of McArthur. 1008 Comment
  JEPS25407  Berberis aquifolium var. repens Rimo Bacigalupi with G. T. Robbins 1959-4-21 7022 Shasta 1.4 mi s Shingletown (along road from Manton to Shingletown, drainage of Brush Creek) 1011 Comment
  CDA10499  Bidens cernua T. C. Fuller 1958-8-13 2369 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  HSC5194  Bidens cernua D. E. Anderson 1962-8-5 2318 Shasta 1 mi. N of Lake Britton along Hwy. 89 Comment
  JEPS94090  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1998-9-8 9613 .1 Shasta Hwy. 89 at its closest approach to Burney Creek just s. McArthru-Burney Falls Memorial State Park (edge of creek) 929 Comment
  CAS-BOT-BC413059  Bistorta bistortoides Hans Leschke 1958-8-16 1543 Shasta Lassen Volcanic National Park. Grassy Swales 1965 Comment
  CAS-BOT-BC127963  Blepharipappus scaber David D. Keck 1938-8-9 4887 Shasta 5 mi. E. or Burney at junction of Highway 299 and Highway 89. Comment
  UCD129598  Blepharipappus scaber G. F. Hrusa 1991-6-25 8461 Shasta Approximately 3 miles west of Fall River Mills off Highway 299. 1100 Comment
  OBI43836  Blepharipappus scaber R. D. Goeden 1986-9-11 s.n. Shasta Above Lake Britton along the N side of State Hwy 89, Burney Falls area, ca 45 mi NE of redding, Shasta Natl forest Comment
  UCSB15819  Blepharipappus scaber 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
  JEPS90266  Boechera breweri subsp. shastaensis Dean W. Taylor 1992-3-17 13305 Shasta 1 mi s of McCloud River Bridge (along road between Ellery Creek and Pine Point Campground, McCloud Arm Shasta Lake); Shasta Lake Region, McCloud Arm Shasta Lake 350 Comment
  UC1561087  Boechera pinetorum Dean W. Taylor 1988-6-24 8989 A Shasta summit of Grizzly Peak, Pit River watershed, Big Ben 15' quadrangel 677B Grizzly Peak, Pit River 1905 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
  CHSC60337  Boechera platysperma Mary Ann Showers 1992-6-28 2698 Shasta Lassen Volcanic National Park. Cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  UCD114429  Boechera rectissima John Thomas Howell 1961-6-20 36546 Shasta Anklin Meadows. 1874 Comment
  CHSC569  Boechera retrofracta J. Wakeman; G. Wolf 1963-5-12 Shasta Deep in Burney Falls canyon. Comment
  CHSC88306  Boechera retrofracta R. Fischer; J. Marr 2004-5-24 190 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  CAS-BOT-BC25686  Boechera sparsiflora John Thomas Howell 1927-4-7 2311 Shasta Potter Creek near the McCloud River. 304 Comment
  UCD114488  Boechera suffrutescens G. F. Hrusa; T. D. Wilfred 1996-6-11 13010 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer, and between USFS N99 and N91. 1386 Comment
  RSA0004416  Boisduvalia pallida Alice Eastwood 1912-6-29 1021 Shasta Goose Valley, George Dillman Ranch. Comment
  RSA165932  Boisduvalia stricta D. M. Moore 1960-6-5 133 Shasta NE of Redding, 1.2 miles along US 299 from jct with US 99. Comment
  RSA166304  Boisduvalia stricta Peter H. Raven, Otto T. Solbrig 1958-6-16 13237 Shasta 3 miles NE of Redding Comment
  UCR206315  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2009-6-13 15016 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  JEPS18774  Brickellia californica J. W. Blankinship 1909-9-30 Shasta Redding Comment
  CHSC105702  Briza maxima Julie Kierstead Nelson 2006-5-10 2006 -007 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CAS-BOT-BC145506  Briza minor Virginia E. Long 1933-6-5 218 a Shasta Anderson. 131 Comment
  HSC9097  Briza minor R. S. White 1965-5-14 52 Shasta 5 mi. E of Redding on Hwy. 299 Comment
  UCD57481  Briza minor V. P. Osterli 1950-5-3 s.n. Shasta Shasta County. Comment
  SEINET10514403  Briza minor Virginia E. Long 1933-6-5 Long 218 a Shasta Anderson. Along irrigating ditches and swampy ground with Mimulus, Juncus, and Polygonum. 132 Comment
  JEPS94080  Brodiaea coronaria subsp. coronaria Vernon H. Oswald and Lowell Ahart 1998-9-8 9619 Shasta Hwy. 89 at its closest approach to Burney Creek just s. of McArthur-Burney Falls Memorial State Park 929 Comment
  SEINET188108  Brodiaea coronaria subsp. coronaria C. L. Hitchcock 1940-5-26 6625 Shasta 2 miles west of Fall River Mills 1341 Comment
  CAS-BOT-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
  UC1133978  Brodiaea minor P. L. Johannsen 1932-6-2 103 Shasta 1/2 mi n Sheridan Creek; Redding Quadrangle 457 Comment
  UC1037098  Bromus Leo Whitney 1934-7-12 2163 Shasta 13 mi n of Lassen Peak (Lassen National Forest, Logan Mountain); Lassen National Forest, Logan Mountain 1981 Comment
  UC1553561  Bromus E. Dean with B. Williams, D. Taylor, R. Buck, R. Palmer 1988-6-21 71 Shasta n of town of Big Bend (at end of Road 37N79D); Road 37N79D 822 Comment
  UCD58260  Bromus carinatus G. F. Hrusa; T. D. Wilfred 1996-7-22 13348 Shasta Lassen National Forest. Along Hwy. 89, 1/4 m. N of Eskimo Summit. 1640 Comment
  HSC85705  Bromus diandrus J. P. Smith, J. O. Sawyer 1982-5-8 10365 Shasta 0.7 mi. N of French Gulch 640 Comment
  SEINET186070 Image available Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 132 Comment
  UC1131170  Bromus diandrus P. L. Johannsen 1932-6-6 109 Shasta Oak Flat 426 Comment
  UCD59470  Bromus diandrus A. A. Beetle 1942-5-20 3343 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  CAS-BOT-BC155223  Bromus hordeaceus John Thomas Howell 1954-4-26 s.n. Shasta 5 miles east of Buckthorn Summit on road to Redding. Comment
  CHSC92973  Bromus hordeaceus R. Fischer 2005-5-19 490 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Around camp 7, north of Horr Pond. 1013 Comment
  HSC101620  Bromus hordeaceus J. P. Smith 2010-5-18 12867 Shasta Along Iron Mountain Road at junction with Market Street Comment
  SEINET3922437  Bromus hordeaceus Katie Grenier, Sam Woolley; Sandy Denning 1986-5-11 054 Shasta Hwy 36.; 0 Comment
  UC34030  Bromus hordeaceus J. J. Chappell May 1902 Shasta Shasta County, California California; Shasta County, California Comment
  UCD58973  Bromus madritensis A. A. Beetle 1942-5-21 3318 Shasta 5 miles south of Ingot. Redding Experimental Area. Comment
  HSC46257  Bromus madritensis subsp. rubens Sheila Logan 1978-5-13 135 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC85951  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer 1982-5-9 10395 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  SEINET3922235  Bromus rigidus Howee Barban 1978-5-13 17 Shasta Chancuella Peak Quad. Beegum Gorge Road (Forest Service Road 1S02).; 0 975 Comment
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Aug 4 2015
  CAS-BOT-BC161974  Bromus rubens L. E. Smith 1915-5-1 s.n. Shasta Anderson. Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta About 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood., South of a small wash, west of the poor dirt road. 259 Comment
  CDA13015  Bromus suksdorfii G. F. Hrusa, T. D. Wilfred 1996-6-1 12945 Shasta Lassen National Forest; Uncommon in disturbed spot on margin of shaded coniferous forest near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Dry sites. Apparently perennial. Comment
  HSC101794  Bromus tectorum J. P. Smith, J. O. Sawyer 2011-6-15 13218 Shasta Along Glenburn Road, NW of Fall River Mills 1021 Comment
  HSC48446  Bromus tectorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9862 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC869379  Callitriche longipedunculata Louis C. Wheeler 1935-3-31 3391 Shasta Between Boulder & Churn Creek 3 miles NE Redding 198 Comment
  UCD162806  Calocedrus decurrens D. O. Burge 2014-9-19 1681 Shasta Buckhorn Bally, north slope, roadside on East County Line Road. 1460 Comment
  HSC49244  Calochortus bruneaunis Sheila Logan 1978-5-13 173 Shasta Trinity National Forest, Basin Gulch Campground 854 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
  UC1731479  Calochortus coeruleus Dean W. Taylor 1993-6-15 13626 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  RSA91943  Calochortus coeruleus Beecher Crampton 1953-4-30 1178 Shasta Ridge above Duncan Creek, 9 mi W of ONO. Comment
  SBBG21836  Calochortus leichtlinii D. Myrick 1964-7-21 897 Shasta Flatiron Ridge, Drakesbad 1981 Comment
  UC1036164  Calochortus leichtlinii George W. Gillett 1953-8-12 327 Shasta vicinity Kings Creek Falls; Lassen Volcanic National Park 2164 Comment
  POM109562  Calochortus leichtlinii Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS61694  Calochortus monophyllus Mrs. C. F. Rose 1935-5-6 Shasta Ingot Comment
  JEPS61731  Calochortus superbus Duncan Dunning 1922-6-4 Shasta above Redding Comment
  SEINET7067188  Calochortus superbus A. G. Vestal 1947-5-2 s.n. Shasta Along a roadside. About 1.9 miles west of Cottonwood on Gos Point Road. Coordinate datum: NAD27. UTM Zone 10, 557713mE, 4470999mN. Comment
  CAS-BOT-BC494228  Calochortus superbus C. F. Rose 1931-5-1 s.n. Shasta near Redding Comment
  CAS-BOT-BC494329  Calochortus superbus A. A. Heller 1905-5-25 7845 Shasta Redding 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
  JEPS89000  Calochortus syntrophus V. Parker, F. Callahan, J. Erwin 1993-6-18 542 Shasta upslope from Roaring Creek (near access road, Shasta Lake Ranger District, Roaring Creek quad); Shasta-Trinity National Forests, Shasta Lake Ranger District 524 Comment
  HSC62921  Calochortus tolmiei J. M. DiTomaso 1979-5-11 963 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  UC505156  Calochortus tolmiei R. M. Holman 1933-4-23 Shasta w of Beegum (on old road from Red Bluff to Fortuna) Comment
  UC72478  Calochortus tolmiei Milo S. Baker 1900-4-30 Shasta Old Cow Creek Canyon Comment
  UC711902  Caltha biflora Roxana S. Ferris and Laura Lorraine 1941-8-10 10452 Shasta Lassen National Park, upper meadows of Kings Creek. 2240 Comment
  RSA97904  Caltha howellii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM215696  Calycadenia ciliosa Jens Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  CAS-BOT-BC273374  Calycadenia fremontii A. A. Heller 1916-6-25 12454 Shasta 10 miles north of Redding Comment
  CAS-BOT-BC273385  Calycadenia fremontii John Thomas Howell 1969-8-4 45875 Shasta About 9 miles northeast of Cottonwood 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
  UCR206307  Calycadenia fremontii George K. Helmkamp, E. A. Helmkamp 2009-6-13 15000 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC273351  Calycadenia fremontii H. M. Hall 1930-9-27 12905 Shasta 10.2 miles north of Redding Comment
  CAS-BOT-BC273356  Calycadenia fremontii G. D. Carr 1971-8-19 647 Shasta 9.5 mi S of Redding on Hwy 99 140 Comment
  CAS-BOT-BC273362  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) 198 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
  CAS-BOT-BC273370  Calycadenia fremontii A. A. Heller 1914-8-30 11751 Shasta 1 mile south of Redding Comment
  CAS-BOT-BC273375  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding Comment
  CAS-BOT-BC273380  Calycadenia fremontii H. D. Ripley; R. C. Barneby 1948-7-6 9665 Shasta Project City N. of Central Valley 152 Comment
  CAS-BOT-BC273384  Calycadenia fremontii L. R. Abrams 1922-8-8 9926 Shasta 5 mi south of Baird Comment
  JEPS22851  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 mi n of, in a field Redding Comment
  RSA788201  Calycadenia fremontii R. L. Carr 1978-7-6 2011 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. 621 Comment
  SEINET3873449  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca 1/2 mi N of Sheridan Cr.; 0 465 Comment
  UC1876189  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 mi N of Project City on Interstate 5, ca. 200 yards E of Hwy. 243 Comment
  UC1971746  Calycadenia fremontii R. L. Carr 1983-5-24 2251 Shasta SE of Anderson, powerline road (CR N2302), 1.5 mi SE of CR A17 (this jct is 1.2 mi NE of Parkville Road on CR A17), near 8th pole (2nd culvert) after road meets powerline Comment
  UC1971767  Calycadenia fremontii R. L. Carr 1993-6-14 2653 Shasta E of Anderson, 0.5 mi N of Auodad Drive on CR A17 (Ash Creek Road) Comment
  UCD129690  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 miles north of Project City on Interstate 5, ca 200 yards east of Hwy. 243 Comment
  UCD129780  Calycadenia fremontii Rexford E. Palmer; Dean W. Taylor 1988-6-6 s.n. Shasta Millville Plains, ca. 2 miles south of Millville. 182 Comment
  UC479414  Calycadenia truncata Marcus E. Jones, A. M. 1931-7-16 29124 Shasta Pitt River Bridge Comment
  UC1971756  Calycadenia truncata R. L. Carr 1997-7-18 3351 Shasta E of Anderson, S side of Dersch Road, 7.1 mi E of Deschutes Road, ca 1.7 mi W of Ash Creek Road (CR A17) Comment
  UC1971770  Calycadenia truncata R. L. Carr 1987-8-26 2271 Shasta 12.3 mi NE of Burney, 7.4 mi NE of Jct 299/89, N side of Hwy 299 near entrance to Pit R. Campground, common just E of milepost 87.50 Comment
  CAS-BOT-BC272734  Calycadenia truncata subsp. truncata A. A. Heller 1916-7-23 12495 Shasta Between the McCloud and Sacramento rivers Comment
  JEPS87080  Calycanthus occidentalis J. Kierstead 1991-6-7 91 -56 Shasta w side Shasta Lake ((accessible by boat, not road) old road bed leading to Golinsky Mine); Shasta Lake Ranger District 457 Comment
  RSA746503  Calycanthus occidentalis K. M. Meyer, A. Townesmith 2007-7-25 160 Shasta [Unspecified] 503 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
  UC144469  Calycanthus occidentalis A. A. Heller 1905-5-31 7916 Shasta Middle Creek Station Comment
  UC72739  Calycanthus occidentalis Milo S. Baker Shasta Oak Run Comment
  UC9827  Calycanthus occidentalis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UCR25993  Calycanthus occidentalis John C. Roos 1948-8-30 3925 Shasta Castle Crag Comment
  CHSC4711  Calypso bulbosa R. Carter 1966-5-14 397 Shasta Found 175 yds. S of bridge over Sacramento R. on E side of river, 25 yds. Off E side of road along trail. Sweetbriar. 609 Comment
  HSC40184  Calyptridium umbellatum Thomas W. Nelson, Jane P. Nelson 1976-8-1 3142 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  UC1036243  Calyptridium umbellatum George W. Gillett 1952-7-28 110 Shasta along highway 1 mi above Hat Lake (Lassen Volcanic National Park); Lassen Volcanic National Park 1996 Comment
  UC726056  Calyptridium umbellatum A. A. Heller 1941-7-24 16256 Shasta near Noble Pass (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  HSC103800  Calystegia atriplicifolia subsp. buttensis Thomas W. Nelson, Martin Lenz 2004-6-9 9228 Shasta Branch off Founders Ferry Rd., 2.2 mi. N of junction with State Route 299. Along A-line (Forest Service Rd. 34N02), 0.5 mi. from junction with Founders Ferry Rd. 689 Comment
  JEPS105057  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1996-6-5 15650 Shasta near Wengler (about 5 air miles south of Big Bend), just south of Roaring Creek; Shasta- Trinity National Forests: 899 Comment
  JEPS105406  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1996-6-5 15650 Shasta near Wengler (about 5 air miles south of Big Bend), just south of Roaring Creek; Shasta- Trinity National Forests: 899 Comment
  CHSC65631  Calystegia malacophylla var. malacophylla L. P. Janeway 1995-7-8 4849 Shasta Along Road to Grizzly Peak 1.6 mi from road 11; 0.4 mi straight east of Brushy Butte. 1341 Comment
  CAS-BOT-BC493378  Camassia quamash subsp. breviflora Ellsworth Bethel 1923-5-25 s.n. Shasta Burney Comment
  CHSC14108  Camissonia contorta L. V. Ritter 1969-4-19 200 Shasta E side of Forward Rd., 8 mi. ne of Manton. Comment
  JEPS105259  Camissonia contorta Dean W. Taylor 1995-4-25 14851 Shasta Hamp Creek, 0.3 miles W of Ponderosa Way 792 Comment
  UC1924200  Campanula prenanthoides Debra Valov 2005-8-20 2005228 Shasta c. 21 km W of Burney off Hwy 299 1300 Comment
  JEPS79374  Campanula scabrella L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5146 Shasta n of Emerald Lake (about 100 mi e of summit of Ski Heil Peak); Lassen Volcanic National Park, Ski Heil Peak 2651 Comment
  SEINET5501125 Image available Campanula shetleri Sally Walker 1984-7-26 Shasta Lower Castle Lake Comment
  JEPS88662  Cardamine bellidifolia var. pachyphylla Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9907 Shasta summit and ne face Clover Mountain (Upper Sacramento Valley); Miller Mt. Quad., , Clover Mt. 1950 Comment
  CDA6824  Carduus nutans R. Hittinger, R. E. Talbert 1970-7-21 Shasta Ted Elder Road, Dana. 0 Comment
  CDA35614  Carduus pycnocephalus J. Staggs 2011-5-13 PDR# 1555714 Shasta Redding. 0 Comment
  CAS-BOT-BC19760  Carex abrupta Hans Leschke 1960-8-10 1768 c Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  UC1149882  Carex abrupta Harold and Virginia Bailey 1948-8-25 2996 Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  OBI18029  Carex angustata Wallace Weber, John C. Cooke, Donald J. Pinkava, and David J. Keil 1969-8-18 2166 Shasta Shasta-Tehama. 1.2 mi N of South entrance to Lassen volcanic Natl Park, Rte 89 Comment
  UCD140101  Carex angustata Scott McArthur 1924-7-1 s.n. Shasta McArthur, home ranch, Shasta County. Comment
  SEINET7552662 Image available Carex brainerdii David Castaner 1989-6-18 10223 Shasta Mt. Shasta, Bunny Flats Trail at trail head. Comment
  UC1598394  Carex breweri var. breweri Joy Mastrogiuseppe 1986-8-2 4445 Shasta Lassen highway summit Lassen Volcanic National Park, Lassen highway summit Comment
  SD71002  Carex canescens John Thomas Howell 1961-6-19 36517 Shasta Lassen Volcanic National Park; wet margin of Manzanita Lake. 1783 Comment
  CAS-BOT-BC34235  Carex capitata Hans Leschke 1960-8-10 1757 Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  UC1149888  Carex capitata Harold and Virginia Bailey 1948-8-27 2902 a Shasta Hat Creek road to Badger Flat; Lassen Volcanic National Park 1920 Comment
  CHSC96215  Carex comosa R. Fischer 2006-7-23 929 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, at end of a long drainage arm adjacent park road. Carex growing in water at shoreline. 1007 Comment
  JEPS109903  Carex comosa Dean W. Taylor 2007-5-18 20116 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed (vicinity of Lofton placename on USGS map) 603 Comment
  JEPS100915  Carex echinata subsp. echinata Dean W. Taylor 1992-5-28 12668 B Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  UC830152  Carex feta Alice Eastwood June 29, 1912-July 11, 1912 971 Shasta Goose Valley Comment
  RSA98821  Carex feta Alice Eastwood S.N. Shasta Goose Valley. Comment
  SEINET10650683  Carex fracta David Castaner 1971-8-17 Castaner 1885 Shasta Lassen Volcanic National Park. Hat Creek Trail. Dry dusty. 1981 Comment
  CAS-BOT-BC20971  Carex heteroneura Harold Bailey; Virginia Bailey 1948-8-25 2989 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC28060  Carex illota Hans Leschke 1958-8-16 1559 Shasta Grassy Swales Comment
  JEPS104433  Carex inops subsp. inops Martin J. Lenz 2003-7-16 31 Shasta C-line road approx. 550 ft W of Buffum Creek, approx 1.5 mi NE of Hillcrest CDF Fire Station 1112 Comment
  SEINET7562425 Image available Carex inops subsp. inops David Castaner 1989-6-18 10235 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  CAS-BOT-BC7749  Carex integra George Wilson Gillett; Hans Leschke 1957-7-13 781 Shasta Lower Kings Creek Meadow. 2194 Comment
  SEINET10850963  Carex lenticularis David Castaner 1971-8-17 Castaner 1939 Shasta Lassen Volcanic National Park; Dersh Meadow. A muddy wet area. 1981 Comment
  CAS-BOT-BC31376  Carex leporinella Hans Leschke 1963-9-1 1872 Shasta Sifford Lakes 2139 Comment
  CHSC106454  Carex longii Peter F. Zika; Julie Nelson 2010-5-15 24813 Shasta Sacramento Valley (ScV), Goldman's Station. S side of Route 299 just W of Jim Harvey Road, between Redding and Bella Vista. 195 Comment
  CHSC58528  Carex luzulifolia Vernon H. Oswald; Lowell Ahart 1992-7-9 5092 Shasta Lassen Volcanic Park. Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. 2017 Comment
  CHSC60434  Carex luzulina Mary Ann Showers 1992-7-19 2729 Shasta Lassen Volcanic National Park. Pond north of Dersch Meadows. 2011 Comment
  JEPS109541  Carex luzulina var. ablata Dean W. Taylor 1988-4-15 9551 Shasta vicinity Montgomery Creek, near a spring 762 Comment
  CAS-BOT-BC31552  Carex luzulina var. luzulina William Bridge Cooke 1939-7-7 13629 Shasta In the Sedge Swamp at Wagon Camp 2377 Comment
  SEINET10817589  Carex mariposana David Castaner 1971-8-17 Castaner 1912 Shasta Lassen Volcanic National Park; Paradise Meadow; xeric in appearance, open. 1981 Comment
  JEPS101092  Carex mendocinensis Dean W. Taylor 1993-6-15 13641 Shasta ca. 4.5 mi. w. Gibson (Boulder Creek watershed on Forest Rd. 38N21); N. Coast Ranges, Trinity Mts. 944 Comment
  CDA12934  Carex multicaulis G. F. Hrusa 1996-5-2 12876 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  JEPS63600  Carex multicaulis J. W. Blankinship 1911-5-13 Shasta Coram Comment
  CHSC118251  Carex multicaulis R. E. Brainerd; N. Otting 2013-7-9 2176 Shasta Highway 44 west of Lassen National Park, ca. 2 road miles east of junction with Highway 89. UTM Zone 10 617777E 4488603N WGS84. 1615 Comment
  CHSC92970  Carex nebrascensis R. Fischer 2005-5-21 505 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At north end of Big Lake in meadow near water edge. 1007 Comment
  CHSC97349  Carex nebrascensis R. Fischer 2006-7-25 866 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  UC2015887  Carex nervina Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4478 Shasta Lassen Volcanic National Park. Sulphur Works. Beside Sulphur Creek. Comment
  CAS-BOT-BC119600  Carex nigricans Hans Leschke 1955-7-15 s.n. Shasta Cold boiling Lake. Comment
  JEPS88991  Carex nudata Julie Kierstead 1992-5-1 92007 Shasta North Fork of Little Backbone Creek 1/4 mi w Golinsky Mine; Shasta-Trinity National Forests, Shasta Lake Ranger District 533 Comment
  SEINET12774815  Carex nudata P. F. Zika 2010-6-22 24983 Shasta Kimberly Rd at Locust Rd, near Anderson, Inner North Coast Ranges 130 Comment
  CAS-BOT-BC123134  Carex pachycarpa William Henry Brewer 1863-1-1 2178 Shasta Lassen's Peak Comment
  CHSC60431  Carex pachystachya Mary Ann Showers 1992-6-27 2645 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UCD140722  Carex pellita Scott McArthur 1924-7-1 s.n. Shasta Tule River field. Comment
  CHSC89770  Carex praegracilis R. Fischer; J. Marr 2004-5-26 409 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. 1008 Comment
  JEPS28359  Carex preslii George W. Gillett 1957-7-13 770 Shasta near start of Bench Lake Trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  CAS-BOT-BC118767  Carex preslii A. A. Heller 1942-9-7 16532 Shasta Edge of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  CAS-BOT-BC118768  Carex preslii Hans Leschke 1956-9-22 s.n. Shasta Terrace Lake 2354 Comment
  UC2015886  Carex raynoldsii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4441 Shasta Lassen Volcanic National Park. Upper Kings Creek Meadow. In the upper meadow. Comment
  CAS-BOT-BC118148  Carex rossii F. J. Hermann 1972-5-17 24776 Shasta 21 Miles S. McCloud Comment
  RSA0079803  Carex rossii John Thomas Howell 1961-6-20 36554 Shasta Dersch Meadows. 1982 Comment
  JEPS100917  Carex rostrata Dean W. Taylor 1988-6-22 9850 Shasta Cornaz Lake, (general vicinity of S slope Burney Mountain, Lassen National Forest 1341 Comment
  CAS-BOT-BC118272  Carex scopulorum var. bracteosa Hans Leschke 1959-8-8 1629 Shasta Cold Boiling Lake Comment
  CAS-BOT-BC28347  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-9 1009 Shasta Stream bank, East Fork of Hat creek, near Summit Lake Ranger Station. 2026 Comment
  CAS-BOT-BC117829  Carex specifica Hans Leschke 1960-8-6 1713 Shasta Between Echo & Upper Twin Lake Comment
  SEINET8573652 Image available Carex subfusca Unknown 2009-1 24639 Shasta Comment
  CAS-BOT-BC115881  Carex subfusca John Thomas Howell 1952-6-13 28326 Shasta Marshy ground, 2 mi N of Castle Crags. Comment
  RSA88846  Carex subfusca F. W. Peirson 1932-7-9 10865 Shasta Below Burney Spring. 1433 Comment
  SEINET7577197 Image available Carex subfusca David Castaner 1989-6-18 10234 Shasta McBride Springs - dry bed Mt. Shasta. Comment
  CAS-BOT-BC158131  Carex vulpinoidea Peter F. Zika 2011-7-4 25516 Shasta SW corner of junction of Balls Ferry Road and Deschutes Road, Interior North Coast Ranges, (NCoRI) 120 Comment
  CHSC55292  Carex vulpinoidea L. P. Janeway 1991-5-10 3928 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek between Coleman Fish Hatchery Road and the creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  SEINET13723040  Carex vulpinoidea P. F. Zika 2012-5-18 25882 Shasta Inner North Coast Ranges, Corner of Balls Ferry Road and Kimberly Road, near Anderson 125 Comment
  UCR246364  Carex vulpinoidea Peter F. Zika 2011-7-4 25512 Shasta Interior North Coast Ranges (NCoRI), SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  SEINET10880257  Carex vulpinoidea Lawrence P. Janeway 1991-6-15 Janeway 4041 Shasta balls Ferry quad T29N, R3W, SE 1/4 of sec. 2. Floodplain flats on north side of Battle Creek; 1 1/2 mi east of the Sacramento River. Old pasture between Battle Creek and Coleman Hatchery Road. Flooded with shallow water, mucky. 120 Comment
  CDA13509  Carex whitneyi G. F. Hrusa, T. D. Wilfred 1996-7-22 13334 Shasta Lassen National Forest; Hwy 89, 1 m. S of intersection with USFS S16. Comment
  RSA81428  Carex whitneyi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC59035  Cassiope mertensiana Hans Leschke 1959-8-10 1662 Shasta Lassen Volcanic National Park - Soda Lake 2385 Comment
  RSA0065413  Castanopsis sempervirens James Buel 1957-2-8 206 Shasta Mt. Harkness, Lassen National Park. Comment
  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
  CAS-BOT-BC249234  Castilleja affinis A. A. Heller 1905-5-27 7878 Shasta Near Redding Comment
  CAS-BOT-BC249235  Castilleja affinis Ellsworth Bethel 1923-5-14 s.n. Shasta Montgomery Creek Comment
  UCD68094  Castilleja applegatei Kathleen A. Robson 1981-4-19 11 Shasta From Redding, West on Placer Road 11 miles to Igo, then North on Zogg Mine Road, 3 miles to roadcut parallel to Andreus Creek. 396 Comment
  CAS-BOT-BC465579  Castilleja applegatei subsp. pinetorum Julie Kierstead Nelson; Len Lindstrand III 2015-4-22 2015 -020 Shasta Summit of Tombstone Mountain, eastern Klamath Range, E of I-5 1666 Comment
  CDA10992  Castilleja applegatei subsp. pinetorum G. F. Hrusa 1991-6-27 8484 Shasta Pit River Drainage; Behind Forebay Lake and Airport at Fall River Mills. Comment
  JEPS128431  Castilleja applegatei subsp. pinetorum Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -020 Shasta Summit of Tombstone Mountain, eastern Klamath Range, east of I-5. Comment
  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
  RSA82242  Castilleja applegatei subsp. pinetorum F. W. Peirson 1932-7-14 10417 Shasta East of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC1036245  Castilleja applegatei subsp. pinetorum George W. Gillett 1952-7-20 89 Shasta vicinity Sulphur Works (above road across from store); Lassen Volcanic National Park 2133 Comment
  CDA13529  Castilleja arachnoidea G. F. Hrusa, T. D. Wilfred 1996-7-22 13355 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  JEPS58897  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UC436305  Castilleja arachnoidea E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3300 Comment
  RSA0089872  Castilleja arachnoidea subsp. arachnoidea Dean Wm. Taylor 2015-6-18 21553 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 16 near the junction, Forest Road 32N24. 1590 Comment
  JEPS4556  Castilleja campestris subsp. campestris Alice King May 1921 Shasta Anderson Comment
  CHSC96210  Castilleja lacera R. Fischer 2006-5-14 958 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected in a very shallow swell on Juniper Trail ca. 1 mile west of Big Lake in a small mixed forest opening. 1027 Comment
  JEPS23789  Castilleja lacera Rimo Bacigalupi with G. T. Robbins 1959-4-22 7029 Shasta 3.5 mi e Redding (just of Enterprise, drainage of Churn Creek); Churn Creek 161 Comment
  JEPS80672  Castilleja lacera L. R. Heckard with T. I. Chuang 1981-6-9 5524 Shasta 3.5 mi n Burney Falls State Park junction Comment
  CAS-BOT-BC251919  Castilleja lemmonii Ynez Winblad 1936-8-17 s.n. Shasta Lassen National Park 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
  JEPS9325  Castilleja lemmonii George Gillett 1953-8-20 334 Shasta ne of Summit Lake Ranger Station (Dersch Meadows); Lassen Volcanic National Park, Dersch Meadows 2026 Comment
  RSA113772  Castilleja lemmonii George W. Gillett 1953-8-20 334 Shasta Northeast of Summit Lake Ranger Station. Dersch Meadows. Lassen Volcanic National Park. 2027 Comment
  CAS-BOT-BC251921  Castilleja lemmonii Alice Eastwood 1912-8-24 1843 Shasta Meadows at foot of Lassens Pk. trail from Morgans Springs Comment
  CHSC93054  Castilleja lineariloba R. Fischer 2005-5-23 481 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing on transmontane meadow north of McArthur along Rat Farm Road. 1013 Comment
  JEPS9324  Castilleja miniata George W. Gillett 1953-8-22 343 Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Kings Creek (headwaters of Kings Creek) 2240 Comment
  CAS-BOT-BC254077  Castilleja miniata Francis W. Pennell 1940-7-21 26229 Shasta Route 89 west of Summit Lake, Lassen National Park; gravelly stream-bank 1981 Comment
  HSC40185  Castilleja miniata Thomas W. Nelson, Jane P. Nelson 1976-8-1 3143 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  CHSC93320  Castilleja tenuis R. Fischer 2005-5-21 557 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from meadow edge along the west side of Big Lake. 1010 Comment
  CAS-BOT-BC48629  Ceanothus cordulatus Alice Eastwood 1921-7-31 11021 a Shasta Shasta Springs Comment
  CAS-BOT-BC48385  Ceanothus cuneatus Alice Eastwood 1912-6-29 1001 Shasta Goose Valley Comment
  SD42525  Ceanothus cuneatus Carl B. Wolf 1941-7-25 11069 Shasta 8 mi. SW. of Fall River Mills on U.S. Highway #299 3000 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
  UC70421  Ceanothus cuneatus var. cuneatus Milo S. Baker 1898-7-6 370 Shasta Clover Creek Falls Comment
  HSC60186  Ceanothus integerrimus J. P. Smith 1976-5-22 8811 Shasta French Gulch-Carrville Rd. 732 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
  UC1299544  Ceanothus integerrimus Freed W. Hoffman 1948-7-3 2473 Shasta Little Crow Creek; 23.6 mi ne of Redding, Hwy 299. Comment
  UCD111993  Ceanothus integerrimus Ray Prag 1970-7-2 s.n. Shasta Near Turntable Bay exit from Interstate Highway 5, at Shasta Lake. 304 Comment
  UCD166594  Ceanothus integerrimus Dylan O. Burge 2016-9-1 2137 Shasta Hat Creek. 890 Comment
  UCD170337  Ceanothus integerrimus D. O. Burge 2016-11-11 2196 Shasta Fisher area, W of Interstate 5 and Bonville Springs Road, along high-tension power lince access road. 580 Comment
  RSA25719  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-26 11082 Shasta 6.7 miles NW of Baird on Hwy 99. 457 Comment
  SEINET12209910  Ceanothus integerrimus var. californicus J. I. Mallory 1961-1 219 Shasta 1 mi N of Black Butte, Quad 33B2 610 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
  CHSC9294  Ceanothus lemmonii G. Strausbaugh 1970-4-18 38 Shasta 0.5 mi. past Whiskeytown Dam, this from ca. 15 yes. above the Lake E. side Kennedy Memorial Hwy. 376 Comment
  HSC100051  Ceanothus lemmonii J. P. Smith, & J. O. Sawyer 2010-5-7 12846 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  HSC101834  Ceanothus lemmonii J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13321 Shasta At the junction of Hwy. 299 and Paige Bar Road. 347 Comment
  RSA26059  Ceanothus lemmonii Lester Rowntree 1937-7-14 s.n. Shasta Between Redding and French Gulch Comment
  RSA554568  Ceanothus lemmonii Walter Wisura 1993-5-9 4884 Shasta Hwy 299, 9 miles west of Redding. Comment
  UC338182  Ceanothus lemmonii C. C. Parry May 1889 Shasta Upper Sacramento Comment
  CAS-BOT-BC50604  Ceanothus lemmonii Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 10 Shasta 0.5 miles E of 2.5 mile marker on Hwy 36 396 Comment
  SEINET13710795  Ceanothus lemmonii D. Anderson, D. Anderson (Botany) 1986-1 10 Shasta on County Rd A-16, 1/4 Mi. off State Highway 36 (T29N, R9W, sec.16) Comment
  RSA25713  Ceanothus pauciflorus Carl B. Wolf 1941-7-25 11069 Shasta 8 miles SW oif Fall River Mills on Hwy 299. 915 Comment
  CDA12936  Ceanothus prostratus G. F. Hrusa 1996-5-2 12878 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  HSC40191  Ceanothus prostratus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3151 Shasta Along Hwy. 44, 2 mi E of Shingletown Comment
  UCD123089  Ceanothus prostratus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7377 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC52069  Ceanothus prostratus E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  OBI10380  Ceanothus prostratus H. E. McMinn 1941-5-2 5311 Shasta Hatchet Mtn to Burney Comment
  CHSC93228  Centaurea squarrosa R. Fischer 2005-7-17 533 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located along main park road just west of the mouth of Big Lake. 1010 Comment
  JEPS91314  Centaurium muehlenbergii Dean W. Taylor 1993-6-16 13673 B Shasta Sunny Hill Road, ca. 3 mi W of Ono 518 Comment
  CHSC118477  Centaurium tenuiflorum Don Lepley 2016-8-3 Shasta Lassen National Forest. Hat Creek Ranger District. Northern margin of Murken Beach. 1086 Comment
  UC878340  Centaurium venustum Lewis S. Rose 1940-6-10 40482 Shasta 9 mi ne Redding; Bella Vista 466 Comment
  RSA1884  Cephalanthus occidentalis Carl B. Wolf 1930-10-14 1742 Shasta 5 miles E of Redding on road to Burney. 152 Comment
  UC1125653  Cephalanthus occidentalis P. L. Johannsen 1932-6-29 153 Shasta 2 miles N. of Redding Comment
  UCSB25852  Cephalanthus occidentalis Sager, V. 1961-7-9 Shasta Far end (from entrance) of River Trailor Court; 0.3 mile north of Redding; east of U.S. Highway 99 167 Comment
  CAS-BOT-BC388195  Cerastium fontanum George W. Gillett 1957-7-8 672 Shasta Lassen Volcanic National Park. Lost Creek; 1/4-mile south of Burney Highway, 5.8 miles northeast of Manzanita Lake Entrance Station 1584 Comment
  JEPS51342  Cerastium glomeratum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CAS-BOT-BC291610  Cercis occidentalis Camille F. Nowell 2012-7-17 51 Shasta Hwy 299; 12.5 mi NE of Burney. 927 Comment
  JEPS114480  Cercis occidentalis Lowell Ahart, John Dittes 2008-6-19 14841 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  JEPS64784  Cercis occidentalis C. F. Rose 1935-4-21 24 Shasta 15 mi nw Redding Comment
  UCSB12839  Cercis occidentalis Breedlove, Dennis 1962-6-11 Shasta Along State Highway 89; 3.1 miles north of Burney Falls State Park; Cascade Range 914 Comment
  RSA96068  Cercis occidentalis Percy C. Everett, E. K. Balls 1954-10-10 20256 Shasta Hwy. 89, 3 mi. NW of Honn Creek Forest Camp, Between Mt. Lassen and McCloud. 915 Comment
  UCD35715  Cercocarpus betuloides Beecher Crampton 1960-6-16 5649 Shasta Ca. 9 miles south of Fall River Mills, Proctor Creek area. Comment
  CHSC88341  Cercocarpus ledifolius var. intermontanus R. Fischer; J. Marr 2004-5-24 224 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  SEINET10483845  Cercocarpus ledifolius var. intermontanus Mary Merello 1993-6-27 Merello 740 Shasta Lassen National Forest. Along Hwy. 89 just S of Hat Creek. Dry; open pine woodlands volcanic soils and lava outcroppings. Dominant species: Juniperus, Pinus, Cercocarpus, Arctostophylos. 1350 Comment
  CAS-BOT-BC135579  Cercocarpus ledifolius var. ledifolius C. Hart Merriam 1907-9-12 s.n. Shasta Cassel, Hat Creek Comment
  HSC48535  Cercocarpus montanus var. glaber J. P. Smith 1977-4-16 9008 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 Comment
  SBBG21786  Chaenactis douglasii D. Myrick 1964-7-23 928 Shasta Mt Lassen Hwy, ca. 5 mi above Manzanita Lake 1828 Comment
  UCD19686  Chaenactis douglasii Donald W. Kyhos 1967-9-1 67 -86 Shasta Just west of Hwy 97, about 1 mile north of Black Butte. Comment
  HSC67985  Chaenactis douglasii var. douglasii J. P. Smith, J. O. Sawyer 1975-6-23 8307 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  CAS-BOT-BC276737  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-22 36382 Shasta Anklin Meadows 1889 Comment
  CAS-BOT-BC276738  Chaenactis douglasii var. douglasii John Thomas Howell 1961-6-20 36550 Shasta Anklin Meadows 1874 Comment
  CAS-BOT-BC283941  Chaenactis glabriuscula var. glabriuscula D. E. Breedlove 1962-6-12 3401 Shasta Along State Highway 89, 4.0 miles S of junction with US Highway 299, Cascade Range 1021 Comment
  JEPS90961  Chaenactis glabriuscula var. heterocarpha Dean W. Taylor 1993-5-26 13513 Shasta 3 mi nw of Burney (just e of Goose Valley, along unnamed tributary to Goose Creek, Burney Valley); Modoc Plateau, Burney Valley 1005 Comment
  UC894468  Chaenactis glabriuscula var. heterocarpha Lewis S. Rose 1940-6-11 40501 Shasta McArthur 1036 Comment
  CAS-BOT-BC277653  Chaenactis glabriuscula var. megacephala Alice Eastwood 1912-7-13 1052 Shasta Near Carlson Comment
  CAS-BOT-BC277783  Chaenactis nevadensis George W. Gillett 1957-8-8 988 Shasta Lassen Volcanic National Park. Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat 2651 Comment
  CHSC60309  Chaenactis nevadensis Mary Ann Showers 1992-6-27 2601 Shasta Lassen Volcanic National Park. Northwest of Crescent Crater. 2194 Comment
  UC1036151  Chaenactis nevadensis George W. Gillett 1953-8-6 317 Shasta Chaos Crags Crater (slopes of) Lassen Volcanic National Park 2011 Comment
  UC90187  Chaenactis nevadensis R. M. Austin 1896-7-1 501 Shasta Lassen Peak 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
  RSA152487  Chamaebatia foliolosa James I. Mallory 1960-10-28 200 Shasta 4 miles W of Burney along US 299, Quad 22A3. 1067 Comment
  UC1181949  Chamaebatia foliolosa J. I. Mallory 1960-10-28 200 Shasta 4 mi w of Burney (along U. S. 299, California Forest and Range Experiment Station); California Forest and Range Experiment Station 1066 Comment
  UCD112956  Chamaebatiaria millefolium Elisabeth M. Schade 1989-9-16 s.n. Shasta Highway 44 between northern entrance to Lassen Park and Old Station (ca. 14 miles); at roadside, 1.8 miles south of 'Vista Point Penny Pines'. Comment
  CHSC34353  Chamaesyce serpillifolia subsp. serpillifolia J. D. Prouty 1981-7-20 1242 Shasta Meadow, ca. 9 mi n of McArthur. 1051 Comment
  JEPS52366  Chamaesyce serpyllifolia Milo S. Baker 1899-8-9 Shasta Montgomery Creek Comment
  UC127502  Chamaesyce serpyllifolia H. M. Hall and E. B. Babcock June, 1903 4212 Shasta near Fall River (ne part of county); Sierra Nevada Mtns 1066 Comment
  CAS-BOT-BC70096  Cheilanthes gracillima Gillett; Li 1957-7-13 s.n. Shasta Slope south of Sifford Lakes 2072 Comment
  CAS-BOT-BC70109  Cheilanthes gracillima Alice Eastwood 1912-8-22 1813 Shasta trail from Morgans to Lassen Butte Comment
  HSC72327  Cheilanthes intertexta J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9609 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  RSA747339  Chenopodium botrys K. M. Meyer, A. Townesmith 2007-7-27 168 Shasta Shasta-Tritiny National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake 349 Comment
  UC452638  Chenopodium botrys Milo S. Baker 1898-7-4 273 Shasta Stillwater Comment
  CHSC1408  Chimaphila umbellata M. Underhill 1952-8-1 Shasta 1371 Comment
  CHSC58027  Chimaphila umbellata Vernon H. Oswald 1992-5-28 4957 Shasta Lassen Volcanic National Park. Ca. 0.1 mi E of the lily pond near the summit of Table Mtn., ca. 1.4 mi (air) NNE of Manzanita Lake Entrance Station. 2023 Comment
  JEPS101479  Chimaphila umbellata Dean W. Taylor 1975-8-24 5371 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2590 Comment
  JEPS58872  Chimaphila umbellata Jos. Grinnell 1928-6-30 Shasta Viola Rd. between Viola and Mineral (on Digger Creek); e. Shasta Co., Digger Creek 1371 Comment
  CAS-BOT-BC451477  Chimaphila umbellata G. D. Hanna 1956-6-2 902 Shasta Forest Camp, 39.8 mi. E of Redding. Hatchet Mt. Comment
  CAS-BOT-BC451478  Chimaphila umbellata C. R. Quick 1953-8-2 53 -77 Shasta NE of Montgomery Creek Comment
  UC1600714  Chlorogalum angustifolium H. M. Hall and E. B. Babcock June 1903 4003 Shasta near Redding; Upper Sacramento Valley 152 Comment
  SEINET4023386 Image available Chrysanthemum segetum O. M. Clark 1947-1 14330 Shasta East of Redding. Comment
  CHSC84114  Cicendia quadrangularis Lowell Ahart; John Dittes 2003-5-12 10156 Shasta About 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS100738  Cicendia quadrangularis Dean W. Taylor 1993-4-16 13346 Shasta Coleman Forebay 289 Comment
  UC1714521  Cichorium intybus P. L. Johannsen 1932-6-30 154 Shasta Redding Redding Quadrangle 304 Comment
  UCSC000503  Cicuta douglasii L. McArthur 1947-7-11 s.n. Shasta McArthur Comment
  CHSC33046  Cirsium andersonii J. P. Smith; Steve Selva 1970-7-27 4524 Shasta Gumboot Lake. 1767 Comment
Read comments
Jun 7 2012
  CAS-BOT-BC280357  Cirsium occidentale var. venustum John Thomas Howell 1952-6-13 28325 Shasta Bridge Bay, Shasta Lake 304 Comment
  CHSC116348  Cirsium occidentale var. venustum C. Yingst; A. Davy 2012-7-30 PDR 450 P06 Shasta Lake Shasta; Turtable road at Lower Deck Road; near I-5, USFS property. Comment
  CSUSB1499  Cirsium pastoris Michele Hill, Jack Hill 1973-7-8 S. N. Shasta Roadside, Highway 299, 7 miles west of Whiskey town Lake 914 Comment
  UCD130689  Cirsium scariosum var. americanum John Thomas Howell 1960-8-19 36185 Shasta Lassen Volcanic National Park; Brokeoff Mountain. 2743 Comment
  CAS-BOT-BC439042  Cistanthe monosperma Miss E. Cannon 1895-6-17 s.n. Shasta Shasta Comment
  CAS-BOT-BC228992  Cistanthe umbellata A. W. Kramer 1930-8-22 29 Shasta Prospect Pk., Lassen National Park Comment
  CHSC112176  Cistus incanus Dean Wm. Taylor 2012-5-1 21184 Shasta Shasta Lake, along Packers Bay Road just near the Waters Gulch trailhead. 425 Comment
  JEPS118445  Clarkia amoena subsp. whitneyi Lowell Ahart, John Dittes 2011-6-20 17475 Shasta On the west side of Highway 299, about 3,745 feet south of Ingot, about 17 miles (air) northeast of Redding 327 Comment
  LA206038  Clarkia borealis H. Lewis; M. Lewis 1951-7-11 883 Shasta O'Briens at Shasta Lake Comment
  SEINET4143377  Clarkia borealis Jones, Alexander 1902-6-22 s.n. Shasta From Madisons to Spring Camp Comment
  UC1461636  Clarkia borealis subsp. arida E. Small 1967-7-21 206 Shasta CA State Hwy 44 1.2 mi e intersection with County Road A17 (e of Redding, 7.7 mi w of Shingletown); ; E of Redding, Shasta Co. 518 Comment
  CHSC103208  Clarkia borealis subsp. borealis N. L. Jurjavcic; C. Riddle 2007-6-28 Shasta Shasta-Trinity National Forest (PG and E Lease). Pit 6 Road. 655 Comment
  RSA0014266  Clarkia borealis subsp. borealis Justin M. Wood 2010-9-2 2559 Shasta Northwest face of Round Mtn: +/- 1.2 mile northwest of general store (highway 299), just northwest of communication towers along road leading to the peak. 946 Comment
  RSA768316  Clarkia borealis subsp. borealis Justin M. Wood 2010-9-2 2537 Shasta Round Mountain: Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC163175  Clarkia lassenensis C. L. Hitchcock 1940-5-25 6596 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills 1341 Comment
  UC930757  Clarkia lassenensis C. L. Hitchcock 1940-5-24 6529 Shasta ca. 20 mi w Fall River Mills; Hat Creek Comment
  CAS-BOT-BC163174  Clarkia lassenensis Margaret M. Hanna 1956-6-3 s.n. Shasta 62 mi. E. of Redding Comment
  CAS-BOT-BC163454  Clarkia purpurea subsp. quadrivulnera S. Matthews; M. Goering; R. James 1985-5-12 109 Shasta County road A16 about 2 miles east of Platina 701 Comment
  UC1122414  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1932-6-3 106 Shasta s Dry Clover Creek; Redding Quadrangle 365 Comment
  CAS-BOT-BC163450  Clarkia purpurea subsp. quadrivulnera Ellsworth Bethel 1923-6-23 s.n. Shasta Ingot Comment
  UC524176  Clarkia purpurea subsp. viminea Elmer I. Applegate 1929-6-23 5836 Shasta Ingot Comment
  CAS-BOT-BC164956  Clarkia rhomboidea William A. Dayton 1913-7-26 414 Shasta Shasta National Forest. Trinity Mountain range 1280 Comment
  HSC46996  Claytonia exigua subsp. exigua Sheila Logan 1978-5-13 160 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  HSC47018  Claytonia exigua subsp. exigua Sheila Logan 1978-5-13 148 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  HSC72286  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9635 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  UC1059055  Claytonia lanceolata Mary W. Twight 1956-6-9 51 Shasta 3 mi up Echo Lake trail (canyon of the middle fork of Castle Creek) 762 Comment
  RSA0080493  Claytonia lanceolata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC144456  Claytonia parviflora subsp. parviflora A. A. Heller 1905-5-30 7900 Shasta near Redding Comment
  UC412622  Claytonia parviflora subsp. parviflora Milo S. Baker 1900-5-1 Shasta Old Cow Creek Canyon Comment
  CHSC63580  Claytonia rubra subsp. rubra Vernon H. Oswald; Lowell Ahart 1994-5-12 6206 Shasta Lakeshore Dr. (35N08) paralleling the W side of the Sacramento River Arm of Shasta Lake, at the first stream entering the lake ca. 1.3 mi E of Sugarloaf Creek Bridge. Locally abundant in gravel along the creek just upstream from the road. 326 Comment
  CAS-BOT-BC443806  Claytonia rubra subsp. rubra John Thomas Howell 1961-6-20 36536 Shasta Lassen Volcanic National Park. Chaos Crags Trail near Manzanita Lake 1828 Comment
  CAS-BOT-BC91526  Clematis lasiantha A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 38 Shasta Beegum Creek Trail, along Highway 36 on the Shasta/Tehama border. 396 Comment
  UC465905  Clematis ligusticifolia Milo S. Baker 1898-7-8 294 Shasta Tamarack Rd. near Dolis Comment
  CDA12928  Collinsia parviflora G. F. Hrusa 1996-5-2 12870 Shasta Lassen National Forest; approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  UCR138671  Collinsia parviflora M. Brooks, Julie Evens, H. Johnson 1997-4-26 34 Shasta Basin Gulch Campground, Hwy 36 to Stuart Gap Road 812 Comment
  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
  SEINET12344293  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta E side of Hwy 299, 2 mi SW of Pit River crossing 914 Comment
  UCR123616  Collinsia tinctoria Darina Roediger, Ryan Stafsnes, Chris Dunn 1997-4-27 53 Shasta 11 miles east of Platina on Road A16 404 Comment
  UCD123143  Collinsia torreyi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7395 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA79465  Collinsia torreyi F. W. Peirson 1932-7-12 10209 Shasta Along rim of Red Crater. Thousand Lake Basin. Sierra Nevada. 2012 Comment
  JEPS28502  Collinsia torreyi var. latifolia George W. Gillett 1957-7-1 618 Shasta Noble Pass Lassen Volcanic National Park (100 yds n of hwy) Comment
  JEPS7284  Collinsia torreyi var. latifolia Milo S. Baker 1898-7-7 403 Shasta Upper Clover Creek Comment
  RSA79464  Collinsia torreyi var. latifolia F. W. Peirson 1932-7-9 10295 Shasta Burney Spring. 1433 Comment
  JEPS27146  Collinsia torreyi var. torreyi Alice Eastwood Jun 29 1912-Jul 11 1912 709 Shasta Goose Valley Comment
  SBBG16524  Collomia grandiflora D. Myrick 1961-6-22 327 Shasta Hwy 89, S of Burney Falls 914 Comment
  HSC45796  Collomia heterophylla J. P. Smith 1976-5-22 8800 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  JEPS87567  Collomia heterophylla Vernon H. Oswald and Lowell Ahart 1994-5-12 6189 Shasta Sugarloaf Creek trail ca 0.2 mi n trailhead located on Lakeshore Drive (on w side of lake); Sacramento River arm of Shasta Lake 356 Comment
  SEINET10935986  Collomia heterophylla Mary Susan Taylor 1980-6-10 Taylor 2794 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  CAS-BOT-BC180407  Comandra umbellata subsp. californica L. E. Smith 1913-4-18 56 Shasta Kennet Comment
  CAS-BOT-BC180411  Comandra umbellata subsp. californica Bettell Ellsworth 1923-4-17 s.n. Shasta Redding Comment
  UC6127  Comandra umbellata subsp. californica M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC180408  Comandra umbellata subsp. californica C. L. Hitchcock 1940-5-24 6557 Shasta on Hat Creek, ca 20 miles W of Fall River Hills Comment
  SJSU514  Corallorhiza maculata G. Witherspoon 1940-6-26 2119 Shasta by Lassen Hwy c. 2.5 mi E of Manzanita L Lodge, Lassen Volcanic National Park 1841 Comment
  JEPS57511  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2133 Shasta Cottonwood rd (A-17) about 2 mi s junction with road to Anderson (from route 44, ca 10 air mi ne of Cottonwood) Comment
  SEINET10549250  Cordylanthus pringlei Mary Susan Taylor 1980-8-14 Taylor 3234 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  UC103423  Cordylanthus tenuis subsp. viscidus Mrs. R. M. Austin Aug. 1896 411 Shasta Lassens Peak Comment
  JEPS50108  Cornus glabrata W. I. Follette 1935-6-1 Shasta mouth of Nosoni Creek (McCloud R.); McCloud R. 304 Comment
  RSA789612  Cornus glabrata R. W. Spjut, Paul Burchstead 2008-6-9 16332 Shasta Northern Valley Oak Woodland-Chaparral. Shasta Trinity National Forest: Salt Creek Road west of I-5, Haycock Park, Nelson Point Creek Road and also another road to the north. 402 Comment
  CAS-BOT-BC212042  Cornus nuttallii F. Almeda; R. Eisenhardt 1995-5-29 7404 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-BC212048  Cornus nuttallii Mrs. D. B. McAllister 1918-4-29 23 Shasta Ydalpom Comment
  CAS-BOT-BC212047  Cornus nuttallii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS87570  Cornus sessilis Vernon H. Oswald and Lowell Ahart 1994-5-12 6198 Shasta w. side of Sacramento R. arm of Shasta lake (Sugarloaf Creek Trail ca. 1.75 mi. n.w. of trailhead located on Lakeshore Dr. (35N08)); Sacramento R. arm of Shasta lake 441 Comment
  UC1585402  Cornus sessilis R. Raiche and K. Zadnik 1989-6-29 90177 Shasta ca. 2 mi. e. of its confluence with the Sacramento R. Whitlow Creek (n. of Sacramento Arm, Shasta Lake) 305 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
  RSA25622  Crataegus castlegarensis Carl B. Wolf 1941-7-25 11071 Shasta along the Fall River, 1 miles NW of Fall River Mills 976 Comment
  JEPS109991  Crataegus douglasii D. W. Taylor 2006-6-30 19561 Shasta Haynes Flat; far SW corner of the flat along County Road 7N. Comment
  UCD112975  Crataegus douglasii G. F. Hrusa 1991-6-27 8483 Shasta Along Hat Creek immediately below Hat Creek Powerhouse #2. 900 Comment
  SEINET8506925  Crataegus monogyna D. W. Taylor 2008-5-14 20200 Shasta Fall River Mills, along the western bank of Fall River Lake in far North end of the county park 1006 Comment
  CHSC88339  Crepis acuminata R. Fischer; J. Marr 2004-5-25 222 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1036 Comment
  RSA712551  Crepis bakeri R. Fischer 2005-5-23 0483 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau. Meadow north of McArthur along Rat Farm Road, near the old McArthur Swamp lands 1014 Comment
  UC581309  Crepis monticola G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2383 Shasta slopes of mt. w Fall River Mills; Saddle Mt. Comment
  SJSU1547  Crepis occidentalis C. W. Sharsmith 1954-6-23 6197 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  CHSC88310  Crepis occidentalis subsp. occidentalis R. Fischer; J. Marr 2004-5-23 194 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail. At edge of meadow on the western shore of the southern end of Big Lake. 1010 Comment
  CAS-BOT-BC290834  Crepis occidentalis subsp. pumila G. D. Hanna; M. M. Hanna 1956-6-3 s.n. Shasta Highway 299 east of Redding Comment
  CAS-BOT-BC299727  Crocidium G. Schoolcraft 1987-3-25 1682 Shasta S. of Fall River Mills 1127 Comment
  UCD123138  Croton setiger Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7392 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  JEPS128449  Crucianella angustifolia Julie Kierstead Nelson with Martin Lenz 2015-5-18 2015 -048 Shasta Packers Bay, north shore of Shasta Lake, west of I-5. Comment
  UC1286499  Crucianella angustifolia B. A. Madson 1944-6-12 Shasta near Igo Comment
  UCD123145  Cryptantha affinis Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7397 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA79636  Cryptantha affinis F. W. Peirson 1932-7-14 10205 Shasta Thousand-Lake Basin. 1951 Comment
  RSA669991  Cryptantha crinita M. S. Baker 1900-4-29 s.n. Shasta Bed of Stillwater Creek Comment
  UC763030  Cryptantha intermedia R. F. Hoover 1937-5-19 2281 Shasta 5 mi from Redding (on old Alturas road, Salmon Creek bridge); Salmon Creek Comment
  SJSU11377  Cryptantha intermedia R. E. Palmer 1969-5-18 66 Shasta by Hwy 5 between Redding & Shasta L Comment
  UC280522  Cryptantha intermedia Milo S. Baker 1898-7-8 341 Shasta Tamarack road at Stalkers' 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
  JEPS20799  Cryptantha subretusa George W. Gillett 1957-8-15 1071 Shasta n saddle of rim of Crescent Crater Lassen Volcanic National Park, Crescent Crater 2438 Comment
  JEPS90100  Cryptantha torreyana Dean Wm. Taylor with Robert A. Price 1988-6-24 9875 Shasta n.e. face Grizzly Peak (along Pacific Crest Trail); Pit R. watershed, Big Bend 15' Quad. 677B 1584 Comment
  UCD120099  Cryptantha torreyana G. F. Hrusa; T. D. Wilfred 1996-6-10 12940 Shasta near forest boundary on Highway 44, approximately 2 m. west of Highway 89 intersection. 1540 Comment
  UC1543873  Cryptogramma cascadensis Harold and Virginia Bailey 1948-8-27 2939 c Shasta Lassen Peak Trail Lassen Volcanic Nat'l Park, Lassen Peak Trail 2590 Comment
  CAS-BOT-BC70517  Cryptogramma cascadensis R. H. Bohmannson 1926-7-1 s.n. Shasta Mt. Shasta Comment
  CAS-BOT-BC85638  Cupressus bakeri Carl B. Wolf 1941-7-25 11067 Shasta 1/2 mi. S.W. of Cypress Camp Ground, about 3 mi. S. of Hat Creek Ranger Sta. to Burney Spring Rd. 1524 Comment
  CAS-BOT-BC85642  Cupressus bakeri O. V. Matthews 1939-7-23 43 Shasta 8.1 mi. W. of Hat Creek Ranger Staion, Burney Spring Forest Service Rd. Mt. Diablo Mdn. 1463 Comment
  CAS-BOT-BC85643  Cupressus bakeri P. C. Everett; E. K. Balls 1959-10-21 23911 Shasta 7.8 mi. S. from Hat Creek Ranger Station toward Cypress Camp 1371 Comment
  CAS-BOT-BC85645  Cupressus bakeri Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  RSA134773  Cupressus bakeri Percy C. Everett, Balls 1959-10-21 23911 Shasta 7.8 miles S from Hat Creek Ranger Station toward Cypress Camp 1372 Comment
Read comments
Aug 6 2015
  UC1040773  Cupressus bakeri H. H. Kiefer 1956-8-8 Shasta n side Crater Peak; Burney District, Cyprus Camp 1524 Comment
  UC1086212  Cupressus bakeri C. McMillan 1950-8-23 1580 Shasta 9 mi e of Hat Creek Ranger Station (Burney Springs at Cypress Campground); Burney Springs Comment
  SEINET11052402  Cupressus bakeri D. Charlet, T. Charlet 1996-11-24 2338 Shasta Cascade Range, between Freaner Peak and Burney Mountain, 11.5 road miles from junction of Hwy 89 and Tamarack Camp Road. 1494 Comment
  CAS-BOT-BC80741  Cupressus macnabiana Elmer I. Applegate 1922-9-19 3453 Shasta Whiskeytown Comment
  JEPS39748  Cupressus macnabiana Benjamin Macomber 1908-2-1 Shasta Whiskeytown Comment
  RSA176227  Cupressus macnabiana C. O. Stone 2 Shasta Ca. 1 mile south of town of Round Mountain, ca. 5 miles SE of Little Round Mountain Look-Out, near the Melton Ranch 756 Comment
  RSA6532  Cupressus macnabiana Elmer I. Applegate 1922-9-19 3453 Shasta Near Whiskeytown Comment
  RSA786801  Cupressus macnabiana C. B. Wolf 1931-8-31 2383 Shasta 1 mile outside of Whiskeytown on the road to Redding 305 Comment
  RSA159441  Cupressus macnabiana G. A. Coleman 1901-8-29 s.n. Shasta Clear Creek. On a flat west side of mountain near Clear Creek by toll road, 4 miles west of Shasta P.O. Comment
  SEINET10531458  Cupressus macnabiana Carl B. Wolf, E. R. Johnson 1934-10-6 Wolf 2126 Shasta Above Clear Creek 1 mi from Whiskeytown on road to Redding. Upper sonoran:- Quercus Wislizenii, Pinus attenuata. Sun. Sterile white rocky soil. 305 Comment
  UC1561097  Cuscuta californica Dean Wm. Taylor with Roy Buck 1988-8-8 10032 Shasta Red Mountain, Pit River watershed Pit River, Big Bend 15' Quad. 1737 Comment
  RSA182430  Cuscuta cephalanthi Milo S. Baker 1899-8-15 s.n. Shasta Fall River Lake Comment
  JEPS88880  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1994-4-27 6153 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.9 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 365 Comment
  JEPS89929  Cymopterus terebinthinus var. californicus Dean W. Taylor 1992-4-19 12600 Shasta 0.5 mi. e. Squaw Creek Fire Control station (along Forest Rd. 27); Shasta Lake Region, Squaw Creek canyon 533 Comment
  CHSC84089  Cynodon dactylon Lowell Ahart; John Dittes 2003-5-22 10208 Shasta Just west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CHSC9320  Cynoglossum grande G. Strausbaugh 1970-6-21 11 Shasta NW bank ca. 10 ft. above water's edge and ca. 25 yds. n of culvert where Whiskey Creek inlets lake. 371 Comment
  UC1063867  Cynoglossum grande C. J. Kraebel 1934-5-6 24 Shasta N. Fork Squaw Creek, Kennett area Redding Quad., N. Fork Squaw Creek, Kennett Comment
  CHSC28788  Cynoglossum officinale J. D. Prouty 1979-6-30 7906301 Shasta Cooley's Circle 7 Ranch ca. 3.5 mi s of McCloud. 904 Comment
  SEINET10834197  Cypripedium californicum John G. Lemmon 1879-7-12 Lemmon s.n. Shasta Scotch Camp, Shasta. Comment
  CHSC88328  Cystopteris fragilis R. Fischer; J. Marr 2004-5-24 211 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  JEPS89822  Cystopteris fragilis Dean W. Taylor with Ingrid Olmsted 1974-7-13 4078 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness 2529 Comment
  CAS-BOT-BC70694  Cystopteris fragilis W. B. C. 1938-7-29 11421 Shasta Wagon Camp spring creek 1737 Comment
  CHSC34350  Damasonium californicum J. D. Prouty 1981-7-21 1257 Shasta Ca. 6 mix ese. of Fall River Mills. 1097 Comment
  UCD33543  Danthonia californica var. americana Beecher Crampton 1969-6-19 8480 Shasta Shasta County, 3 miles south of Dunsmuir, along the Sacramento River. Comment
  CHSC116249  Danthonia intermedia Barbara L. Wilson; Nick Otting 2015-5-27 18419 Shasta Eagles Roost Road, north of Pollard Flat exit of Interstate Highway 5 (I-5) and south of where Eagles Roast goes under I-5. 438 Comment
  CAS-BOT-BC76219  Darlingtonia californica Alice Eastwood 1912-7-24 1390 Shasta Castella. (Sweet Brier). Comment
  CAS-BOT-BC76226  Darlingtonia californica E. L. H. Knoche 1890-5-29 s.n. Shasta Slate Creek. Comment
  HSC47002  Darmera peltata Sheila Logan 1978-5-13 128 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC140469  Datisca glomerata A. A. Heller 1905-5-31 7917 Shasta near Redding Comment
  CHSC84044  Daucus pusillus Lowell Ahart; John Dittes 2003-5-22 10200 Shasta Water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  RSA296741  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Road, 2 miles from its jct with State Route 36. 915 Comment
  JEPS120180  Delphinium gracilentum Julie Kierstead Nelson 2012-5-12 2012 -035 Shasta Open road cut along Gilman Rd. at intersection with Statton Rd. ca. 1 mile E of I-5 Comment
Read comments
Apr 22 2016
  HSC49121  Delphinium hesperium J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9707 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 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
  UC1736097  Delphinium nudicaule Dean W. Taylor 1987-6-5 9000 Shasta summit of Grizzly Peak 1905 Comment
  UC854160  Delphinium nudicaule C. L. Hitchcock 1940-5-24 6548 Shasta on creek ca 20 mi w Fall River Mills; Hat Creek Comment
  HSC46994  Delphinium patens Mark Flippo 1978-5-13 65 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  LA36818  Dendromecon rigida A. A. Heller; 1927-5-15 14389 Shasta along the Pacific Highway Comment
  UCD61240  Deschampsia cespitosa A. A. Heller 1942-9-7 16533 Shasta Near the margin of Echo Lake, Lassen Volcanic National Park. 2133 Comment
  JEPS68493  Deschampsia danthonioides J. W. Blankinship 1911-5-5 5 Shasta Reading; <=Redding> Comment
  OBI77281  Deschampsia danthonioides Anthony Baniaga 2011-6-17 360 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  SEINET9184464 Image available Deschampsia danthonioides A. A. Heller 1905-5-26 7856 Shasta Near Redding Comment
  UC149801  Deschampsia danthonioides H. M. Hall and E. B. Babcock June, 1903 4202 Shasta Fall R. Springs Sierra Nevada Mts., n.e. Shasta Co., Fall R. Springs 1066 Comment
  CAS-BOT-BC201728  Deschampsia elongata George W. Gillett 1957-8-2 962 Shasta 1/4-mile below Summit Lake and 100 yards south of Corral Meadows trail 2026 Comment
  CHSC38076  Descurainia incisa subsp. filipes R. E. Preston 1982-7-14 330 Shasta Subway Cave Geological Area, ca. 1 mi N of Old Station. 1328 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
  GMDRC6940  Dianthus deltoides subsp. deltoides J. M. Andre, T. La Doux, Senna & 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
  UCD114226  Dicentra formosa G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7786 Shasta Above Salt Creek. 381 Comment
  HSC45450  Dicentra formosa M. Alcasas 1978-5-14 88 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, adjacent to Cottonwood Creek 861 Comment
  CAS-BOT-BC254469  Dichanthelium acuminatum subsp. acuminatum Catherine Best 1982-7-23 s.n. Shasta Near the road along the river at Castle Crags Comment
  SEINET242313 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-26 7169 a Shasta Lassen NP ; head of Little Hot Springs Valley, slopes below Pilot Pinnacle 2469 Comment
  SEINET7293068 Image available Dichanthelium acuminatum subsp. fasciculatum A. A. Heller 1905-1 7856 Shasta Near Redding Comment
  RSA624399  Dichanthelium acuminatum var. acuminatum L. C. Wheeler 1952-9-22 6952 Shasta Castle Crag, south side 762 Comment
  SEINET10607486  Dichanthelium lanuginosum A. Arthur Heller 1916-6-25 Heller 12452 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  CAS-BOT-BC502184  Dichelostemma ida-maia L. E. Smith 1913-5-16 263 Shasta McCloud river near Pitt Comment
  CAS-BOT-BC502185  Dichelostemma ida-maia Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CHSC2091  Dichelostemma multiflorum M. Underhill 1953-4-29 Shasta 76 Comment
  UC144624  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta near Redding Comment
  CAS-BOT-BC502659  Dichelostemma multiflorum L. E. Smith 1913-4-19 60 Shasta Anderson Comment
  SEINET10533951  Dichelostemma pulchellum R. C. Stone 1896-1 Stone s.n. 1896 Shasta Comment
  CAS-BOT-BC290988  Dieteria canescens var. shastensis Roxana S. Ferris; Laura Lorraine 1941-8-10 10490 Shasta State Highway 89, 3-4 miles east of McCloud and Bratle Comment
  SEINET186018 Image available Digitaria sanguinalis Virginia E. Long 1931-8-8 99 a Shasta Anderson. 130 Comment
  SD133257  Diplacus jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic National Park. 0.1-0.2 mi N of turnoff for Summit lake Ranger Station along Hwy 89 2045 Comment
  CHSC9296  Diplacus kelloggii G. Strausbaugh 1970-4-26 55 Shasta At base of outbank on dirt road on east bank Whiskey Creek inlet ca. 1000 yds. nw of Whiskeytown Hwy. 371 Comment
  SBBG22459  Diplacus kelloggii H. and M. Dearing 1939-6-16 3657 Shasta 25 mi W of Redding Comment
  SEINET8240328  Diplacus kelloggii Fred W. Hoffman 1948-7-3 2472 Shasta Little Cow Creek, Highway 299, 23.6 miles northeast of Redding. Comment
  CHSC57231  Diplacus layneae David M. Thompson 1988-6-6 935 Shasta 6 air mi NE of Burney Mt. lookout. 7.3 mi S of Hwy 299 jct along Hwy 89; 0.2 mi S of Lassen National Forest boundary sign, W side of Hwy. 1036 Comment
  CHSC89773  Diplacus layneae R. Fischer; J. Marr 2004-7-2 426 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1016 Comment
  SBBG26832  Diplacus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi N of Fall River Mills 1371 Comment
  SD46686  Diplacus layneae E. K. Balls, L. W. Lenz 1956-6-18 21811 Shasta crossroads about Burney Falls (jct. State Hwy. 89 and U.S. Hwy. 299) 1006 Comment
  CAS-BOT-BC151863  Diplacus mephiticus Clarence R. Quick 1962-6-17 62 -32 Shasta Devil's Half Acre, 1/2 mile east of Hwy. 89 on Hwy. 44 1310 Comment
  CAS-BOT-BC151321  Diplacus tricolor Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  CHSC98799  Disporum hookeri Julie Kierstead Nelson 2006-6-16 2006 -29 Shasta Girard Lookout, 2 miles southwest of Castle Crags. Open knoll surrounding lookout tower. 1463 Comment
  SEINET10907207  Dodecatheon W. D. Stevens 1985-4-25 Stevens 23561 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  JEPS105146  Dodecatheon alpinum Dean W. Taylor 1993-7-9 13842 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  CHSC78089  Dodecatheon clevelandii subsp. patulum Terry Nelson 1998-3-2 240 -22 Shasta 5.5 mi ne of Cottonwood. 4 mi s of Derscht rd and 1.5 mi e of the Sacramento River. 170 Comment
  RSA0049753  Dodecatheon hendersonii Dean Wm. Taylor 2013-4-25 21337 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89 1188 Comment
  JEPS104996  Downingia bacigalupii Dean W. Taylor 1996-6-15 15679 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  POM59151  Downingia bacigalupii H. M. Hall, E. B. Babcock 1903-06 4197 Shasta Fall River Springs NE Shasta county; Sierra Nevada Mts. 1067 Comment
  CDA10969  Downingia elegans G. F. Hrusa 1991-6-25 8455 Shasta Pit River Drainage; Upper Lake Britton, Sand Pit road, approx. 3 m. E of Hat Creek crossing on Hwy 299. Comment
  JEPS14470  Downingia montana R. F. Hoover 1936-5-22 1203 Shasta 3 mi e Redding Comment
  UC1188732  Downingia montana John H. Weiler 1959-6-28 59205 Shasta 2.9 mi s Shasta-Siskiyou County line (along State Highway 89); Dickson Flat Comment
  UC726433  Downingia montana A. A. Heller 1941-6-26 16237 Shasta 0.5 mi w Buckhorn Lodge; Hatchet Mountain 1066 Comment
  JEPS6300  Draba aureola Chesnut and Drew circa 1889 Shasta Lassen Peak Comment
  UC1036211  Draba aureola George W. Gillett 1953-7-16 279 Shasta summit area Lassen Peak; Lassen Volcanic National Park, nr summit Lassen Peak 3048 Comment
  HSC103527  Draba verna Thomas W. Nelson, Jane Nelson 1992-5-21 8908 Shasta Milville Plains, along Dersch Rd. at junction with Milville Plains Road 183 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-BC76263  Drosera anglica Alice Eastwood 1912-6-29 813 Shasta Goose Valley. Comment
  UCD113006  Drymocallis lactea Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 s.n. Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  CHSC55211  Dysphania botrys L. P. Janeway 1991-6-15 4034 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  UCD60836  Echinochloa crus-galli Beecher Crampton 1956-8-20 3791 Shasta Dome Creek junction with the Sacramento River at Castle Crag. 640 Comment
Read comments
Jul 4 2012
  JEPS83575  Eleocharis bella Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9231 Shasta on watershed divide between Pit River and McCloud River (pond in meadow); Stouts Meadow 1645 Comment
  CAS-BOT-BC112765  Eleocharis macrostachya Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13236 Shasta Moist flood-plain of stream, 3 miles NE of Redding. Comment
  JEPS100708  Eleocharis obtusa Dean W. Taylor 1990-8-21 11468 Shasta Clark Creek, along a minor unnamed tributary about 0.5 miles W of Bosworth Meadow 1402 Comment
  CDA33187  Eleocharis parishii L. P. Janeway 2001-7-8 7276 Shasta Klamath Ranges; Near an un-named spring along Road 29N39, 3.1 km west of Road 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. Comment
  CHSC112400  Eleocharis parishii Lowell Ahart; John Dittes 2013-6-9 18790 Shasta On the banks of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  HSC100222  Elymus caput-medusae J. P. Smith 2010-6-25 12977 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1528 Comment
  CHSC93215  Elymus cinereus R. Fischer 2005-7-17 519 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along the west shore of Big Lake in meadow. 1010 Comment
  SEINET3282803 Image available Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2009-6-11 14972 Shasta Southern Cascade Range; Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown. 1276 Comment
  UCD123129  Elymus elymoides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7384 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD61532  Elymus elymoides R. Tofsrud 1949-5-30 Shasta Oregon Oaks. Comment
  UC1543767  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-25 3002 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  SEINET4134792  Elymus elymoides subsp. elymoides Virginia E. Long 1932-5-14 65 A Shasta Just outside cemetery, Anderson.; 0 132 Comment
  UC1543770  Elymus glaucus Harold and Virginia Bailey 1948-8-27 2912 a Shasta near crossing of Badger Flat Road; Lassen Volcanic National Park, Hat Creek 1920 Comment
  SEINET10554284  Elymus glaucus A. Arthur Heller 1905-5-29 Heller 7886 Shasta Near Redding. Comment
  SJSU11280  Elymus spicatus S. H. Casey 1980-6-21 1173 Shasta along Burney Creek, State Route 89, 2 mi S of McArthur Burney State Park, northeastern Shasta County Comment
  CHSC55572  Elymus triticoides L. P. Janeway 1991-6-15 4040 Shasta Battle Creek Wildlife Area. Floodplain on north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Flat between creek and ditch/canal. 120 Comment
  CDA2069  Elytrigia intermedia subsp. intermedia T. C. Fuller 1963-7-15 10881 Shasta 4.7 miles east of Burney; S side of Hwy 299 to Fall River Mills. 0 Comment
  RSA768463  Epilobium Justin M. Wood 2010-9-2 2573 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
  CHSC93206  Epilobium ciliatum subsp. ciliatum R. Fischer 2005-7-14 548 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from marsh edge west of camp 7 along shore of Horr Pond. In spring waters around the park. 1007 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
  CHSC1086  Epilobium densiflorum M. Underhill 1952-6-29 Shasta 91 Comment
  JEPS94095  Epilobium densiflorum Vernon Oswald and Lowell Ahart 1998-9-8 9569 Shasta Hwy 299 adjacent to a branch of Hatchet Creek 0.1 mi. w. of 67 mi. post between Hillcrest and Burney (1.3 mi. w. of Hatchet Mt. Summit) 1280 Comment
  UC1036229  Epilobium glaberrimum subsp. glaberrimum George W. Gillett 1953-8-21 342 Shasta near Corral Meadows (gravel bar); Lassen Volcanic National Park, vicinity of Summit Lake, King 1874 Comment
  CHSC46583  Epilobium hallianum Vernon H. Oswald 1989-7-24 3889 Shasta Crumbaugh Lake, Lassen Volcanic Park. Along the southwest shore of the lake. 2194 Comment
  CHSC31083  Epilobium minutum B. Williams 1979-6-6 228 Shasta Shasta--Trinity NF/Yolla Bolla Rd. Old rd above the creek at N. Fork Beegum Cr Campgr. 944 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
  CDA42485  Equisetum arvense W. S. Wilkinson 1928-6-7 s.n. Shasta About 1 mile north of Redding; near river. 0 Comment
  CAS-BOT-BC57199  Equisetum hyemale subsp. affine W. B. C. 1940-8-8 15423 Shasta in the woods around the outlet of the big Squaw Valley Creek spring 1463 Comment
  CAS-BOT-BC57201  Equisetum hyemale subsp. affine Laura M. Lathrop 1903-7-18 s.n. Shasta Shasta Retreat Comment
  CAS-BOT-BC57232  Equisetum laevigatum L. E. Smith 1915-5-6 s.n. Shasta Red Bluff Comment
  CAS-BOT-BC204445  Eragrostis cilianensis Virginia E. Long 1932-7-12 188 a Shasta Anderson (2 mi. N. of) 131 Comment
  HSC38716  Eragrostis curvula A. M. Montalvo, J. D. Ackerman 1975-7-17 571 Shasta Anderson, 1 mi. E of Airport Rd. on Dersch Rd. 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-BC286678  Ericameria bloomeri Roxana S. Ferris; Laura Lorraine 1941-8-10 10486 Shasta State Highway #89 between Hat Creek Post Office and Shasta National Forest junction of U. S. 299 Comment
  RSA134775  Ericameria bloomeri Percy C. Everett, E. K. Balls 1959-10-21 28913 Shasta 6.2 miles S from Hat Creek Ranger Station toward Cypress Camp 1372 Comment
  UC1567426  Ericameria bloomeri G. Schoolcraft 1989-9-19 2008 Shasta Timbered Crater, N of Fall River Mills 1158 Comment
  CAS-BOT-BC298125  Ericameria nauseosa var. oreophila E. R. Johnson 1928-8-31 s.n. Shasta Big Valley S of Lookout Comment
  UC577239  Ericameria nauseosa var. speciosa Ynez Winblad 1934-10-6 Shasta near Fall River Mills Comment
  CHSC89675  Ericameria parryi var. latior R. Fischer; J. Marr 2004-8-12 354 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Along rd. between McArthur and Rat Farm. Edge of old McArthur Swamp. 1011 Comment
  JEPS89807  Ericameria parryi var. latior Dean W. Taylor 1990-8-21 11469 Shasta Clark Creek along a minor unnamed tributary in Section 14, The Cascades Clark Creek; The Cascades, Clark Creek 1402 Comment
  UC894842  Ericameria parryi var. latior E. G. Anderson 1935-8-29 Shasta Lassen Volcanic National Park, Dersch Meadows 1981 Comment
  CAS-BOT-BC298568  Erigeron divergens Lewis S. Rose 1945-9-2 45214 Shasta 1 mi. se. of Doyles Corner 975 Comment
  JEPS28774  Erigeron elegantulus George W. Gillett 1957-8-15 1073 Shasta n saddle of rim Crescent Crater; Lassen Volcanic National Park, Crescent Crater 2438 Comment
  CAS-BOT-BC295375  Erigeron inornatus Ellsworth Bethel 1923-5-25 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC295374  Erigeron inornatus Roxana S. Ferris; Laura Lorraine 1941-8-10 10485 Shasta State Highway 89 between Hot Creek P.O. and Shasta National Forest junction of U.S. 299 Comment
  CAS-BOT-BC295380  Erigeron inornatus W. R. Ernst 1957-8-9 199 Shasta About 18 miles north of Mt. Lassen National Volcanic Park on Highway 89 Comment
  RSA739643  Erigeron inornatus B. Castro 2005-8-25 1514 Shasta 2.4 air miles E of LaPorte, in hills just E of Slate Creek, oof W side of USFS road 21N17, about 1/2 way betw St. Louis and Port Wine and just N of Sawmill Ravine. 1463 Comment
  CAS-BOT-BC295424  Erigeron inornatus var. calidipetris Roxana S. Ferris; Laura Lorraine 1941-8-10 10493 a Shasta State Highway 89, 3-4 miles east of McCloud and Bratle Comment
  CDA13528  Erigeron inornatus var. calidipetris G. F. Hrusa, T. D. Wilfred 1996-7-22 13354 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UCD131996  Erigeron inornatus var. calidipetris Dean Wm. Taylor 1974-6-13 3691 Shasta 10 miles east of McCloud, on Highway 89. Comment
  CDA10978  Erigeron inornatus var. inornatus G. F. Hrusa 1991-6-25 8466 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton, on Sand Pit Rd. Comment
  RSA712919  Erigeron inornatus var. inornatus L. P. Janeway 2005-8-27 8518 Shasta Modoc Plateau. 10.1 km NE of Burney; 0.7 km SE of Hwy. 299, 0.2 km NE of Cassel Road. 943 Comment
  UC501448  Erigeron inornatus var. inornatus Frank W. Peirson 1932-7-17 10336 Shasta Wallace Ranch Goose Valley 914 Comment
  JEPS41453  Erigeron klamathensis J. G. Lemmon 1870-1 Shasta Lassens Peak Comment
  UC1558220  Erigeron peregrinus Harold and Virginia Bailey 1948-8-27 2936 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Upper Kings Creek Meadow 2225 Comment
  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
  CHSC30910  Erigeron reductus var. angustatus M. S. Taylor 1980-8-14 3235 Shasta Slope, sw side of 28N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi sw of Regan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  CDA4638  Erigeron strigosus B. Stroup Jun 1947 Shasta 0 Comment
  RSA515687  Erigeron strigosus R. D. Goeden 1986-9-11 s.n. Shasta E fork of Nelson Creek, E of Big Bend, ca 40 air mi NE of Redding. Along the roadside above the stream 1037 Comment
  RSA401511B  Eriodictyon californicum Bonnie C. Templeton 1960-6-16 8508 Shasta N of Lake Britton. Comment
  RSA60346B  Eriodictyon californicum G. R. Campbell 1948-6-17 643 Shasta 1 mile W of Shingletown, on Hwy50 Comment
  UC1124289  Eriodictyon californicum H. R. Josephson 1933-5-26 9 Shasta Along Kennett Rd Kennett Rd.; Redding quad. Comment
  UC455942  Eriodictyon californicum I. J. Condit 1911-8-5 Shasta Castella Comment
  UCR52383  Eriodictyon californicum S. Matthews, M. Goering, R. James 1985-5-12 110 Shasta County road A16 c. 2 mi. east of Platina. Humboldt Mer. 701 Comment
  SEINET5495497  Eriodictyon californicum R. Halse 1976-6-13 1398 Shasta Lassen National Forest, along State HWY 89, 10.3 miles southeast of its junction with State HWY 299. 1006 Comment
  SJSU3086  Eriodictyon californicum G. Witherspoon 1940-6-26 2104 Shasta 1.75 mi N of Maacooatche, Lassen National Forest 1524 Comment
  RSA766399  Eriogonum baileyi W. D. Baker 1930-8-16 2778 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  HSC71867  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5808 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  CAS-BOT-BC255749  Eriogonum elatum var. villosum Alice Eastwood 1912-7-24 1368 Shasta Castella Comment
  JEPS57009  Eriogonum elatum var. villosum Chesnut and Drew 1890-1 Shasta between Mt. Shasta and Lassen Peak Comment
  SEINET3087154 Image available Eriogonum latens Marc Mittleman 104 Shasta Lassen Volcanic Park, Northern California, at picnic table. 2469 Comment
  SEINET10970702  Eriogonum luteolum Mary Susan Taylor 1980-8-14 Taylor 3240 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  UC912843  Eriogonum luteolum var. luteolum Alice Eastwood 1912-7-25 1413 Shasta Pitt to Baird Comment
  HSC40164  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1976-8-1 3112 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  HSC40174  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1976-8-1 3127 Shasta Lassen Volcanic National Park, Lassen Rd. at Kings Creek Meadow Comment
  RSA766344  Eriogonum marifolium F. W. Peirson 1932-7-13 10140 Shasta 1000-Lake Basin. 1951 Comment
  CAS-BOT-BC263323  Eriogonum marifolium var. marifolium A. H. Kramer 1930-8-22 25 Shasta Prospect Pk., Lassen National Park Comment
  CDA36857  Eriogonum nudum CDFA Staff May 1999 s.n. Shasta Pit River. 0 Comment
  JEPS28579  Eriogonum nudum var. pubiflorum George W. Gillett 1957-7-11 725 Shasta above Crater Lake (slopes on Chaos Crags); Lassen Volcanic National Park, Chaos Crags 2072 Comment
  RSA66017  Eriogonum nudum var. pubiflorum F. W. Peirson 1932-7-18 10341 Shasta Rocky Camp' on Hat Creek 1159 Comment
  UC1036298  Eriogonum pyrolifolium George W. Gillett 1952-8-2 143 Shasta Summit area of Lassen Peak Lassen Volcanic National Park, Lassen Peak (near trail) 3169 Comment
  UCD100864  Eriogonum pyrolifolium D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 3040 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
  RSA64592  Eriogonum pyrolifolium var. pyrolifolium F. W. Peirson 1926-6-23 6843 Shasta Trail to summit of Lassen Peak, Lassen National Park Comment
  CAS-BOT-BC258412  Eriogonum rosense Hans Leschke 1962-9-1 1861 Shasta Lassen Volcanic National Park. Crescent Crater 2453 Comment
  RSA201297  Eriogonum spergulinum var. reddingianum J. T. Howell 1960-8-22 36376 Shasta Anklin Meadows. 1890 Comment
  UC849741  Eriogonum sphaerocephalum var. halimioides Alice Eastwood 1912-7-13 1053 Shasta Pitt River Canyon Comment
  CAS-BOT-BC271962  Eriogonum sphaerocephalum var. halimioides Alice Eastwood 1912-7-13 1053 Shasta Pitt [Pit] River Canyon Comment
  UC1553599  Eriogonum ternatum E. Dean 1988-7-8 94 Shasta 0.2 mi e along s side of rd. 29N68, w of Regan Mdw. jct with 29N15; Brushy Mtn. 1493 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
  CAS-BOT-BC268240  Eriogonum umbellatum var. nevadense C. L. Hitchcock 1940-5-26 6620 Shasta Ca. 12 miles north of Fall River Mills 1371 Comment
  CAS-BOT-BC262279  Eriogonum ursinum George W. Gillett 1957-8-17 1081 Shasta Lassen Volcanic National Park. Helen Mountain. Southwest exposure above Lake Helen 2590 Comment
  POM105128  Eriogonum ursinum Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  RSA113332  Eriogonum ursinum E. K. Balls, Lee W. Lenz 1956-6-19 21822 Shasta 2.9 mi. se. from Hat Creek Ranger Station along State Hwy. 89. 1037 Comment
  RSA766456  Eriogonum ursinum W. D. Baker 1930-8-16 2772 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  CDA13512  Eriogonum vimineum G. F. Hrusa, T. D. Wilfred 1996-7-22 13338 Shasta Lassen National Forest; About 4-5 miles S of Old Station. Comment
  UC1036324  Eriogonum vimineum George W. Gillett 1952-8-14 187 Shasta 5.9 mi n Manzanita Lake Checking Station (along State Highway 89 ne of Lassen Volcanic National Park); Lassen National Forest 1584 Comment
  CAS-BOT-BC264151  Eriogonum vimineum Clarence R. Quick 1965-7-10 65 -11 Shasta Long Valley Plantation, N end of Long Valley, N of Burney Comment
  UC398657  Eriogonum wrightii var. trachygonum A. A. Heller 1927-9-10 14471 Shasta along upper Sacramento River at Redding Valley of the Upper Sacramento Comment
  JEPS104983  Eriophorum crinigerum Dean W. Taylor 1996-6-16 15691 Shasta Pit River Canyon, on rim of canyon on west edge Flat Woods (about 5 air miles south of Big Bend; Shasta-Trinity National Forests 762 Comment
  CAS-BOT-BC112344  Eriophorum gracile Alice Eastwood 1912-6-29 815 Shasta Goose Valley Comment
  JEPS109803  Eriophorum gracile Dean W. Taylor 2007-5-18 20119 Shasta Kosk Creek, unnamed pond in unnamed tributary (vicinity of Lofton placename on USGS map) 603 Comment
  UC336229  Eriophyllum confertiflorum var. confertiflorum unknown 1874-9-1 Shasta near Lassen's Peak Comment
Read comments
May 23 2013
  CHSC110655  Eriophyllum lanatum Julie Kierstead Nelson 2012-5-1 2012 -007 Shasta 5 mi. N of Shasta College, NE of Redding. 208 Comment
  CAS-BOT-BC301086  Eriophyllum lanatum var. achilleoides D. E. Breedlove 1962-6-12 3409 Shasta Along State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  HSC5606  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-20 6490 Shasta 25 mi. E of Redding Comment
  CAS-BOT-BC301429  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel June 6 s.n. Shasta Ingot Comment
  POM53931  Eriophyllum lanatum var. grandiflorum H. M. Hall 1903-06 4005 Shasta Pitt River Canyon Comment
  UC507124  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-6-21 E 90 Shasta rocky banks near junction of Pit river and Sacramento River Comment
  UC896325  Eriophyllum lanatum var. grandiflorum C. L. Hitchcock 1940-5-17 6428 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC301439  Eriophyllum lanatum var. grandiflorum A. A. Heller 1916-6-24 12446 Shasta Between the McCloud and Sacramento rivers Comment
  UC76039  Eriophyllum lanatum var. grandiflorum Milo S. Baker 1898-7-7 339 Shasta Stevens Ranch Comment
  SEINET10937989  Eriophyllum lanatum var. monoense Mary Susan Taylor 1980-6-25 Taylor 2964 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
  UCD84718  Eryngium articulatum Robert E. Preston 2009-7-8 2704 Shasta Ca. 9.8 mi SSW of Burney, at The Gardens. 1479 Comment
  RSA22233  Eryngium castrense J. T. Howell 1934-6-16 12225 Shasta 3.5 miles northeast of McArthur Comment
  CHSC34090  Eryngium mathiasiae J. D. Prouty 1981-7-20 1245 Shasta Ca. 9 mi. n. of McArthur 1051 Comment
  CAS-BOT-BC54562  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-7-20 889 Shasta About 3 miles northeast of Manzanita Lake, Lassen Volcanic National Park. 2133 Comment
  CAS-BOT-BC54563  Erysimum capitatum Ella Dales Cantelow 1941-5-23 3631 Shasta U.S. Highway #89 near junction with U.S. Highway #299. Comment
  HSC38732  Erysimum capitatum var. capitatum J. P. Smith, J. O. Sawyer 1975-6-23 8303 Shasta Slopes of Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  HSC45832  Erysimum perenne Robert Wharton 1978-7-2 Shasta Snout of Whitney Glacier, Mt. Shasta 2988 Comment
  SEINET14046284 Image available Erythranthe guttata A. A. Heller 1941-1 16156 Shasta 3 miles northeast of Redding Comment
  SEINET8394542  Erythranthe guttata C. L. Hitchcock 1940-5-24 6562 Shasta on Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  CHSC105854  Erythranthe taylorii Julie Kierstead Nelson 2010-4-29 2010 -003 Shasta Hirz Mountain, along trail from parking area to lookout; growing in crevices in limestone rock. 987 Comment
Read comments
Aug 29 2013
  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
  RSA0010283  Erythranthe taylorii D. W. Taylor 1993-4-30 13382 Shasta Sacramento River Canyon. Hazel Creek drainage. N Fork Hazel Creek (ca 1.5 mile SW of Castella) 854 Comment
  SEINET12044934  Erythronium californicum E. I. Applegate 1932-1 7045 Shasta 3 mi W of Begum, on Red Bluff-Redding road Comment
  JEPS16217  Erythronium klamathense Rimo Bacigalupi and Arthur Holmgren 1950-4-25 3164 Shasta 28 mi e McCloud (along CA Hwy 69); Little Bear Flat Comment
Read comments
Mar 22 2007
  UC775209  Erythronium purpurascens Herbert L. Mason 1940-5-22 12309 a Shasta Mount Lassen Hwy Kings Creek Comment
  POM169645  Erythronium purpurascens H. M. Hall, E. B. Babcock 4294 Shasta Mount Lassen; Soupan Springs [=Sulphur Works] 2439 Comment
  JEPS123344  Erythronium shastense Gabe Youngblood 2015-3-11 7 Shasta Limestone slope above drainage south of North Gray Rocks and Shasta Caverns. O'Brien, 7.5' Q. Comment
  CHSC118201  Erythronium shastense Kevin Heidel 2015-3-12 Shasta Coordinates: UTM 10T 0561766E/4517495N 707 Comment
  CAS-BOT-BC402839  Eschscholzia caespitosa Kevin White; Eric Gundershaug; Dave Johnson 1994-4-11 0040 Shasta 4.4 miles SW of Rainbow Cr. Rd. on Rd A16 450 Comment
  JEPS121718  Eschscholzia caespitosa Julie Kierstead Nelson with Martin Lenz 2014-4-15 2014 -007 Shasta Hirz Mountain road, off Gilman Road, east of I-5, north of Shasta Lake. Comment
  JEPS51767  Eschscholzia californica W. L. Jepson 1914-8-11 5767 Shasta Upper Fall River Valley; ne Shasta Co. 1036 Comment
  CAS-BOT-BC419551  Eschscholzia lobbii A. A. Heller 1918-4-21 12990 Shasta Two miles north of Anderson Comment
  UC190731  Eschscholzia lobbii Franklin P. Nutting 1893-5-20 Shasta Redding Comment
  SEINET12196911  Eucalyptus C. S. Kaut 2000-1 12 Shasta Redding, behind Civic Center, along Sacramento River Comment
  CAS-BOT-BC310389  Eucephalus breweri Hans Leschke 1958-8-16 1549 Shasta Lassen Volcanic National Park. Grassy Swales 1965 Comment
  CAS-BOT-BC310394  Eucephalus breweri A. H. Kramer 1936-1-1 s.n. Shasta West Prospect Pk. Comment
  SDSU6345  Eucephalus tomentellus D. F. Howe 1966-8-30 4313 Shasta Clark Creek. 1067 Comment
  HSC67965  Euphorbia crenulata J. P. Smith 1976-5-22 8794 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  UC1036263  Euphorbia crenulata George W. Gillett 1952-6-28 50 Shasta near Big Springs (on Hat Creek, along State Hwy 89, ne of Lassen Volcanic National Park); Lassen National Forest 1402 Comment
  RSA436007  Euphorbia crenulata Christopher Davidson 1973-5-26 2161 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  RSA569474  Euphorbia crenulata H. C. Cantelow 1940-5-31 s.n. Shasta Prospect Lookout road, near Day's Old Station, off Highway 89. Comment
  SFV5073  Euphorbia crenulata B. C. Templeton 1960-6-16 8504 Shasta Near Burney. Comment
  UC75644  Euphorbia crenulata Milo S. Baker 1898-7-9 361 Shasta Tamarack Road; at Stalker's Comment
  CDA19085  Euphorbia oblongata B. Villegas, Don Juley 2001-4-19 s.n. Shasta Sacramento Valley; Along Hwy 99, near Mosquito Abatement office in south Redding. 0 Comment
  UCD66092  Festuca idahoensis G. F. Hrusa; T. D. Wilfred 1996-6-10 12986 Shasta Lassen National Forest. W side of Hwy 44 approx. 200 meters N of Big Spring. 1422 Comment
  HSC101618  Festuca myuros J. P. Smith 2010-5-18 12865 Shasta Along Iron Mountain Road near Redding 248 Comment
  CHSC85692  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  CHSC33387  Fragaria vesca Steve Plant 1978-5-13 251 Shasta Trinity National Forest. Basin Gulch Campground. 853 Comment
  HSC100044  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12833 Shasta Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16. 521 Comment
  CAS-BOT-BC52505  Frangula californica subsp. californica C. Hart Merriam s.n. Shasta Redding Comment
  CAS-BOT-BC53410  Frangula californica subsp. occidentalis Carl B. Wolf 1931-9-1 2387 Shasta Along Sacramento River, 11 mi. So. of Dunsmuir (1 mi. So. of Flume Creek or 8/10 mi. No. of Mears Creek) 609 Comment
  CAS-BOT-BC53854  Frangula californica subsp. tomentella Carl B. Wolf 1934-7-7 6036 Shasta 13 mi. above Redding on Pacific Highway 243 Comment
  CAS-BOT-BC53897  Frangula californica subsp. tomentella A. A. Heller 1905-5-26 7859 Shasta Near Redding Comment
  CAS-BOT-BC53898  Frangula californica subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta 5 miles south of Redding Comment
  SBBG27459  Frangula californica subsp. tomentella C. B. Wolf 1934-7-7 6036 Shasta 13 mi above Redding on Pacific Hwy 243 Comment
  CAS-BOT-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
  HSC100054  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12853 Shasta Along County Rd. A16. 357 Comment
  CAS-BOT-BC59587  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
  CAS-BOT-BC59588  Frangula rubra subsp. rubra Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  UCD121440  Frasera albicaulis var. nitida R. Tofsrud 1949-6-1 s.n. Shasta Ono No. 2 Burn Plot, about 5 miles west of Ono. Comment
  UC1193347  Fraxinus dipetala K. Cuff 1949-8-1 101 Shasta 8 mi from Platina (on Redding road) 457 Comment
  SEINET10869878  Fraxinus dipetala Alice Eastwood 1912-7-20 Eastwood 1425 Shasta on road between Pitt and Bourd. Comment
  JEPS124883 Image available Fraxinus latifolia P. Matteson 1968-7-10 96 Shasta On Hwy 299 at Hat Creek, 14.8 mi. W of Shasta Co. line. Comment
  SEINET13943104 Image available Fraxinus oregona A. A. Heller 1905-1 7956 Shasta Near Middle Creek Station Comment
  CDA36517  Fremontodendron californicum J. R. Keck Jr. 1978-5-1 PDR# 330027 Shasta Near Shingletown; Dersh Road and County Road A-17. 0 Comment
  CDA13032  Fritillaria atropurpurea G. F. Hrusa, T. D. Wilfred 1996-6-1 12962 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  UCD123150  Fritillaria atropurpurea Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7401 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCR90880  Fritillaria atropurpurea Kathy Harper, Dane Karr 1994-6-17 s.n. Shasta Lassen Volcanic National Park: trail along Hat Creek from I-89 at Hat Lake to Paradise Meadows 2287 Comment
  HSC101894  Fritillaria eastwoodiae Dana York 2013-4-10 3156 Shasta Shasta-Trinity National Forest, North Gray Rocks, ca. 1.1 km from Lake Shasta. 840 Comment
  CAS-BOT-BC504457  Fritillaria recurva Ingo Orlamunder 1975-5-10 s.n. Shasta Mill Creek, 30 miles east of Redding Comment
  CAS-BOT-BC504458  Fritillaria recurva G. Schoolcraft 1987-4-28 1683 Shasta Hogback Ridge south of Fall River Mills 1127 Comment
  HSC49116  Galium aparine J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9712 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  JEPS6588  Galium aparine Blankinship 1911-4-16 Shasta Reading; <=Redding> Comment
  JEPS52652  Galium bolanderi Lauramay T. Dempster 1964-7-26 4056 Shasta Hwy 299 3 mi n Round Mountain 640 Comment
  JEPS27419  Galium grayanum Ehrendorfer, Stebbins, and Dempster 1959-9-27 5964 Shasta Brokeoff Mountain Lassen National Park Comment
  CHSC43738  Galium grayanum var. grayanum Vernon Oswald 1986-6-25 2155 Shasta Lassen Hwy at Diamond Pk. 2225 Comment
  OBI9923  Galium porrigens H. E. McMinn 1931-6-26 2498 Shasta Above Pit River Bridge and hwy Comment
  HSC23350  Galium porrigens var. porrigens G. Strausbaugh 1970-3-22 17 Shasta N bank Whiskey Creek, 10 ft. above water's edge, 25 yds. N of culvert where inlets to lake 372 Comment
  CHSC65834  Galium sparsiflorum subsp. glabrius L. P. Janeway 1995-6-18 4794 Shasta Along Elmers Way 300 ft north of Hwy 44, 0.5 mi east of Road A17. 495 Comment
  UC1558259  Galium trifidum var. pusillum Harold and Virginia Bailey 1948-8-27 2920 e Shasta in meadow near corrals; Lassen Volcanic National Park, Summit Lake 2040 Comment
  JEPS121722  Galium triflorum Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -060 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. North facing slope at spring along Road 35N18. Comment
  UC1193367  Garrya fremontii K. Cuff 1949-8-2 107 Shasta 6 mi ne Platina 609 Comment
  SEINET191860 Image available Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta Redding: 3 miles east of 152 Comment
  CHSC93207  Gayophytum diffusum subsp. parviflorum R. Fischer 2005-7-16 550 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from Spatter Cone Trail. 1048 Comment
  UC1543846  Gayophytum ramosissimum Harold and Virginia Bailey 1948-8-25 2977 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC389712  Gentiana calycosa V. Welch 1971-8-29 246 Shasta Echo Lake Comment
  CAS-BOT-BC389717  Gentiana calycosa Virginia Welch 1969-8-27 s.n. Shasta Unspecified Comment
  UCD121460  Gentiana newberryi var. tiogana D. Sanchez-Mata; S. Rivas-Martinez and L. Llorens 1996-9-6 s.n. Shasta Summit Lake area, Lassen Volcanic National Park. 1990 Comment
  SEINET4048736  Geum O. M. Clark 1947-1 14332 Shasta East of Redding. Comment
  UC12256  Geum macrophyllum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CHSC30117  Gilia capitata M. S. Taylor 1980-6-10 2802 Shasta Sims Road Lookout, ca. 6 mi s of Sweetbriar on I5. 1126 Comment
  SEINET260614  Gilia capitata Paul G. Wolf, K Bothel 1988-6-6 131 Shasta Rd connect McArthur to Hwy 89 120 yds from Soldier Mt lookout sin 3.4 mi from jct 89 E side of rd Comment
  CDA40037  Gilia capitata subsp. capitata T. C. Fuller 1963-7-15 10870 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  UC726803  Gilia capitata subsp. capitata A. A. Heller 1941-5-30 16153 Shasta at the river bridge below Redding (on the Sacramento); Sacramento River, below Redding Comment
  CAS-BOT-BC26135  Gilia glandulifera A. A. Heller 1905-5-26 7868 Shasta Near Redding Comment
  UCR37564  Gilia tricolor Brian Kearney, Mike Malamus, P. Williams 1984-4-29 60 Shasta Harrison Gulch, about 20 mi east of Hayfork 823 Comment
  CAS-BOT-BC266571  Githopsis pulchella Bettell Ellsworth 1923-5-10 s.n. Shasta E of Redding Comment
  CHSC63558  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1994-5-12 6192 Shasta Sugarloaf Creek Trail ca. 0.4 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 381 Comment
  UCD66840  Glyceria elata A. A. Beetle 1944-8-15 3023 Shasta West of Burney. Comment
  JEPS104982  Glyceria leptostachya Dean W. Taylor 1996-6-15 15686 Shasta unnamed pond in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  UC144156  Glycyrrhiza lepidota A. A. Heller 1905-6-3 7958 Shasta near Middle Creek Station Comment
  UCR45843  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-11 s.n. Shasta Summit Lake Rd., southeast of Chalk Mountain, along the Pit River, 35 mi northeast of Redding, Shasta National Forest 1220 Comment
  UC1558212  Gnaphalium palustre Harold and Virginia Bailey 1948-8-27 2869 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1920 Comment
  CAS-BOT-BC307467  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta Lost Creek 1/4 mile south of Burney Highway 5.8 miles northeast of Manzanita Lake Entrance Station, Lassen Volcanic National Park 1584 Comment
  JEPS23851  Gratiola ebracteata Peter H. Raven with Otto T. Solbrig 1958-6-16 13233 Shasta 3 mi ne Redding Comment
  UC1587081  Gratiola heterosepala G. Schoolcraft 1991-6-17 2160 Shasta about 5.5 mi s Pittville 1097 Comment
  RSA768599  Grindelia camporum Justin M. Wood 2010-9-2 2591 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  CHSC90215  Hackelia bella L. P. Janeway 2001-5-28 7054 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
  CHSC88361  Hackelia californica J. E. Bowlin 1967-7-18 46 Shasta Off side of road, ca. 8.8 mi w of Mount Shasta Ski Bowl. 1554 Comment
  SEINET12595842  Hackelia californica F. J. Herman 1931-7-5 s.n. Shasta Lassen Volcanic National Park. 1768 Comment
  SEINET3084339 Image available Hackelia californica C. W. Sharsmith 1968-6-22 7588 Shasta Near Manzanita Creek, on State Route 44, four miles east of Viola 1524 Comment
  RSA151933  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60186 Shasta At Bunch Grass Public Camp 10 miles southwest of Highway 89 and ca. 10 miles northeast of north entrance to Lassen National Park. 2134 Comment
  RSA77828  Hackelia californica F. W. Peirson 1932-7-11 10206 Shasta West of Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC1036238  Hackelia nervosa George W. Gillett 1952-8-11 Shasta 1/2 mi below Bumpas Hell (trail form Bumpas Hell to King's Creek); Lassen Volcanic National Park 2377 Comment
  UC1036282  Hackelia nervosa George W. Gillett 1952-7-27 109 Shasta vicinity of Sulphur Works (above highway, near Hot Springs); Lassen Volcanic National Park 2118 Comment
  UC726997  Hackelia nervosa A. A. Heller 1941-8-11 16285 Shasta Upper King Creek Meadow, along Highway Upper King Creek Meadow; Lassen Volcanic National Park Comment
  RSA115244  Hackelia nervosa George W. Gillett 1952-8-11 176 Shasta One-half mile below Bumpas Hell. Trail from Bumpas Hell to Kings Creek. 2378 Comment
  JEPS100792  Helenium bigelovii Dean W. Taylor 1993-7-9 13857 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  JEPS35021  Helenium bigelovii Willis L. Jepson Jul 24 1894-Aug 10 1894 Shasta Lisson Region of the Upper Sacramento Comment
  UC1608352  Helianthella californica subsp. nevadensis J. Kierstead 1991-5-10 91 -40 Shasta Fenders Ferry Rd. ca 2 mi w Pit River Bridge; Shasta Lake Ranger Dist. 365 Comment
  OBI77296  Helianthella californica var. nevadensis Anthony Baniaga 2011-6-19 378 Shasta Lassen NF. W of 89, on unnamed dirt rd, ca 3 mi S of 299. Old Station quad. T33 R5E sec 21 SE of SE 991 Comment
  CDA13540  Helianthella californica var. shastensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13367 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC31233  Helianthella californica var. shastensis M. S. Taylor; J. Prouty 1980-7-25 2962 Shasta Ridge west of Grizzly Peak, ca. 5 air miles e of Lake Madrone. 1889 Comment
  JEPS114038  Heliotropium europaeum Robert E. Preston 2007-9-6 2571 Shasta Ca. 15 mi NW of Redding, along Hwy 299, at Yankee Gulch. Comment
  UCD80872  Heliotropium europaeum Robert E. Preston 2006-10-27 2416 Shasta 1.3 mi E of Palo Cedro, along Hwy 44. 145 Comment
  JEPS29570  Hemizonella minima John Thomas Howell 1961-6-20 36543 Shasta Lassen Hwy 1 mi nw Lost Creek Bridge; Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC313440  Hemizonella minima Ella Dales Cantelow 1940-5-30 3089 Shasta E.of Burney Comment
  HSC66003  Hemizonella minima C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 92 Shasta 0.7 mi. S of Platina on the road to Beegum Gorge 884 Comment
  JEPS100966  Hesperochiron pumilus Dean W. Taylor 1993-4-16 13353 Shasta Shingletown Ridge; ca 1.5 miles NE Black Butte, north of Ash Creek 853 Comment
  SD60222  Hesperocyparis macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown. Comment
  UC1282842  Hesperolinon clevelandii J. R. Sweeney 1952-5-18 924 Shasta 3/4 mi from Rd. intersection to Jugo's Resort; Burn 1947 Hesse Flat Fire Comment
  UCSB12581  Hesperolinon spergulinum Dearing, Hugh; Dearing, Margaret 1938-6-30 Shasta Lassen Park; 25 miles south of Burney Comment
  JEPS45033  Heteromeles arbutifolia J. W. Blankinship 1909-10-27 Shasta Shasta Comment
  JEPS2482  Heterotheca oregona var. oregona J. W. Blankinship 1909-10-27 Shasta Coram, w Shasta County Comment
  RSA302222  Heterotheca villosa var. minor J. R. Shevock 1972-7-25 2215 Shasta Hwy 89, N of Lassen Park. 1524 Comment
  JEPS47381  Heuchera micrantha var. erubescens L. R. Heckard and Robert Ornduff 1966-4-28 1483 Shasta 3 mi w Ingot (8 mi e of Bella Vista, just n of highway 299) Comment
  JEPS28616  Hieracium albiflorum George W. Gillett 1957-8-4 973 -a Shasta along trail from museum to employees area; Lassen Volcanic National Park, Manzanita Lake 1783 Comment
  CAS-BOT-BC319661  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Noble Pass, northeast corner of th park, Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC319666  Hieracium albiflorum Wallace R. Ernst 1957-8-10 203 Shasta Ca. 0.5 mi. off Lassen Peak Highway on teh Kings Creek Falls Trail, Mt. Lassen National Volcanic Park Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318525  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC318534  Hieracium greenei George W. Gillett 1953-8-20 335 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC318535  Hieracium greenei George W. Gillett 1952-8-25 223 Shasta Between Tent City and Museum, Chaos Jumbles Trail, Lassen Volcanic National Park 1798 Comment
  JEPS28617  Hieracium greenei George W. Gillett 1957-8-4 973 -B Shasta near trail between museum and employees area Lassen Volcanic National Park, Manzanita Lake (near margin of marshy area) 1783 Comment
  RSA0049746  Hieracium greenei Dean Wm. Taylor 2012-8-22 21307 Shasta Trinity Mountains; westerly flank of ridgecrest of Middle Ridge (ca. 1 air mile North of Chicken Hawk Hill) 1761 Comment
  CAS-BOT-BC318763  Hieracium horridum Hans Leschke 1958-10-1 1580 Shasta Crescent Crater, Lassen Volcanic National Park 2453 Comment
  UCD133173  Hieracium horridum D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-7 s.n. Shasta Lassen Volcanic National Park. Bumpass Hell trail. 2580 Comment
  CAS-BOT-BC316002  Hieracium nudicaule Alice Eastwood 1912-6-27 655 Shasta Montgomery Creek Comment
  SEINET11847486  Hieracium scouleri var. nudicaule H. M. Hall, Babcock, E. B. 1903-1 4225 Shasta Sierra Nevada Mountains, NE Shasta Co 1219 Comment
  CDA36836  Holcus lanatus CDFA Staff 2001-6-6 s.n. Shasta Lava Creek Lodge, near Eastman Lake. 0 Comment
  RSA264451  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta Lassen national Forest, 10 miles northeast of Manzanita Lake, Lava rock along Hat Creek. 610 Comment
  UC149652  Holcus lanatus H. M. Hall and E. B. Babcock June 1903 4278 Shasta Deer Flat Sierra Nevada Mountains, Deer Flat (se Shasta Co.) 1341 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
  LA10634  Holcus lanatus C. L. Hitchcock; 1940-5-24 6581 Shasta on Hat Creek, ca. 20 mi W of Fall River Mills Comment
  CAS-BOT-BC150110  Holodiscus discolor var. discolor William A. Dayton 1913-7-26 415 Shasta Trinity Mountain ridge, Shasta National Forest 1341 Comment
  CDA13080  Holodiscus microphyllus var. glabrescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13013 Shasta Lassen National Forest; E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Comment
  RSA113329  Holodiscus microphyllus var. glabrescens E. K. Balls, Lee W. Lenz 1956-6-19 21819 Shasta Hat Creek, 20.5 miles SE along State Hwy 89 from crossroads with Hwy 299, 976 Comment
  CHSC93213  Holosteum umbellatum subsp. umbellatum R. Fischer 2005-5-21 614 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in a meadow at the south end of Big Lake as it nears Horr Pond. 1008 Comment
  SEINET10566014  Hordeum Billy Joe Cox 1971-6-10 Cox UMO 99006 Shasta 15 mi S of Weed, on I-5. Comment
  CAS-BOT-BC284737  Hordeum jubatum R. Bacigalupi 1934-5-28 2393 Shasta Kennett fume-denuded area, Kennett 274 Comment
  CAS-BOT-BC284738  Hordeum jubatum Lewis S. Rose 1945-9-1 45191 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UC1583996  Hordeum marinum subsp. gussoneanum G. Schoolcraft 1990-6-13 2095 Shasta about 3 mi s Eldridge Ranch 1127 Comment
  CHSC93318  Hordeum murinum subsp. leporinum R. Fischer 2005-5-21 553 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from main park road on the west shore of Big Lake. 1010 Comment
  CDA29164  Hordeum murinum subsp. leporinum Ed Finley 2009-4-27 s.n. Shasta Northbound shoulder of Logan Road (private), near old 44 Drive. 0 Comment
  UC1543856  Horkelia fusca subsp. tenella Harold and Virginia Bailey 1948-8-27 2874 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  SJSU501  Horkelia fusca var. tenella G. Witherspoon 1940-6-27 2133 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  CHSC27873  Horkelia tridentata Robin Ondricek 1978-4-22 19 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 609 Comment
  UC595114  Horkelia tridentata subsp. tridentata David D. Keck and A. Gustafsson 1938-8-9 4890 Shasta 1/2 mi e Burney Spring (s side of mtn); Burney Mtn. Comment
  UCR206059  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2009-6-11 14974 Shasta Southern Cascade Range, Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown 1276 Comment
  CAS-BOT-BC536299  Horkelia tridentata var. tridentata Roxana S. Ferris; Laura Lorraine 1941-8-10 10493 Shasta State Highway 89, 3-4 miles east of McCloud and Bratle Comment
  HSC72310  Hydrophyllum occidentale J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9616 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  CAS-BOT-BC400980  Hypericum anagalloides W. R. Dudley 1899-8-1 s.n. Shasta Rock Creek Valley west of Shasta P.O. Comment
  RSA27217  Hypericum concinnum C. L. Hitchcock 1940-5-17 6431 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC319038  Hypochaeris glabra L. E. Smith 1913-5-12 s.n. Shasta Anderson Comment
  CAS-BOT-BC206822  Iliamna bakeri Dean Wm. Taylor 1988-8-11 10034 Shasta Saddle 0.8 mi S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek - Pit River Watershed 1676 Comment
  CHSC33843  Iliamna bakeri J. D. Prouty 1981-7-14 1238 Shasta On the W slope of Shoeinhorse Mtn. W of road 37N48 and SW of road 37N13. 1524 Comment
  UC127690  Iliamna bakeri H. M. Hall and E. B. Babcock Jun 1903 4235 Shasta North-Eastern Shasta County Sierra Nevada Mountains 1219 Comment
  SEINET10919149 Image available Iliamna bakeri Milo S. Baker 1899-8-17 Baker 116 Shasta Lava beds of Fall River Valley, northeastern Shasta County. Comment
  SEINET8396867  Iliamna bakeri Milo S. Baker 1899-8-17 116 Shasta lava beds of Fall River Valley, northeastern Shasta County. Comment
  RSA756855  Ipomopsis aggregata George K. Helmkamp, E. A. Helmkamp 2009-6-10 14923 Shasta KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  SDSU3116  Ipomopsis aggregata Harvey 1939-7-28 3504 Shasta Mtn. Shasta. Comment
  RSA0020048  Ipomopsis aggregata subsp. formosissima Anthony Baniaga 2011-7-13 450 Shasta Lassen National Forest. Along Hat Creek, near Big Spring. 1352 Comment
  CHSC25130  Iris hartwegii Paul Lyman 1970-4-25 23 Shasta Open Triangle Ranch; Whitmore, north of main irrigation dam. Comment
  HSC73468  Iris macrosiphon Grunert 23 Shasta Basin Gulch, top of first slope SW from road 820 Comment
  JEPS128426  Iris tenuissima Julie Kierstead Nelson 2015-3-29 2015 -011 Shasta McCloud Arm of Shasta Lake, E Klamath Range; Hirz Bay Road off Gilman Road. Comment
  RSA136347  Iris tenuissima Lee W. Lenz 1953-5-10 18308 Shasta 18 miles north of Highway 299 (Tower House Junction) on road to Trinity Center 762 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
  CHSC93331  Isoetes nuttallii R. Fischer 2004-5-22 623 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a vernal pool on the east side of Rat Farm Road ca. 2.5 miles north of McArthur. 1016 Comment
  CAS-BOT-BC61856  Isoetes nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1817 Shasta Charlie Creek Comment
  RSA623929  Isoetes nuttallii D. H. Wilken 1971-6-15 9940 Shasta Pollard Flat Campground, 9 miles N of Loftus, along US Hwy 99. 457 Comment
  SEINET186531  Isoetes nuttallii L. S. Rose 1940-6-10 40488 Shasta Hatchet Mtn 8 mi W of Burney 1312 Comment
  SEINET3014528  Isoetes nuttallii Dieter H. Wilken 1972-6-15 9940 Shasta Shasta County, CA 9 miles N of Loftus; Pollard Flat Campground. Comment
  CAS-BOT-BC139769  Ivesia gordonii W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag Comment
  CAS-BOT-BC109882  Juncus Roxana S. Ferris; Laura Lorraine 1948-6-16 11869 Shasta 1 mile north of Pollard Gulch on U.S. 99 between Dunsmuir and Redding. Comment
  POM312917  Juncus articulatus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  CDA33433  Juncus balticus Dale Woods, V. Popescu, B. Villegas 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  CHSC93210  Juncus balticus R. Fischer 2005-7-18 625 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along water edge of outer Horr Pond. 1007 Comment
  UCD141389  Juncus bufonius Herbert L. Mason; Verne Grant 1947-7-9 13287 Shasta Highway 299, just east of Hatchet Creek Summit. 1219 Comment
  JEPS91285  Juncus bufonius var. bufonius Dean W. Taylor 1988-4-13 9519 Shasta Olinda, 5.3 miles W of Cottonwood on Gas Point Road, 166 Comment
  JEPS91290  Juncus bufonius var. occidentalis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9897 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  JEPS91280  Juncus capitatus Dean W. Taylor 1987-4-27 8937 B Shasta Gas Point Road 5.5 miles West of Cottonwood, under high-voltange transmission lines 167 Comment
  JEPS87123  Juncus digitatus Carol Witham May 1992 443 Shasta 3 air mi w of Shingletown (s of Highway 44) Comment
  JEPS28603  Juncus drummondii George W. Gillett 1957-7-13 776 Shasta near start of Bench Lake Trail; Lassen Volcanic National Park, Lower Kings Creek Meadow 2194 Comment
  UC725992  Juncus ensifolius A. A. Heller 1922-8-1 13728 Shasta Castle Crag Comment
  UC1601737  Juncus leiospermus var. leiospermus M. S. Baker and Frank Nutting 1894-5-26 1894 Shasta Goose Valley Comment
  SBBG126193  Juncus marginatus P. F. Zika 2011-7-4 25514 Shasta SW side of Locust Rd, 0.1 rd mi from Barney Rd 135 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
  HSC40186  Juncus nevadensis Thomas W. Nelson, Jane Nelson 1976-8-1 3144 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  SBBG126192  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Rd, 1 rd mi S of Oasis Rd 200 Comment
  SEINET3440035 Image available Juncus occidentalis Marcus E. Jones 1897-7-7 Shasta Lassen's Peak 1829 Comment
  CDA13534  Juncus orthophyllus G. F. Hrusa, T. D. Wilfred 1996-7-22 13361 Shasta Lassen National Forest; North side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  CHSC96251  Juncus orthophyllus R. Fischer 2006-7-21 876 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from grassy meadows, near the water, in the area of Crystal Springs. 1008 Comment
  JEPS105160  Juncus parryi Dean W. Taylor 1993-7-9 13814 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  JEPS91035  Juncus tenuis Dean Wm. Taylor with Glenn Clifton 1990-6-11 10857 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  JEPS99012  Juncus triformis Carol W. Witham 1994-5-29 570 Shasta S of Hwy 44 and approx. 3.0 air mi W of Shingletown 670 Comment
  CHSC110770  Juniperus californica Dean Wm. Taylor 2012-7-17 21269 Shasta Millville Plains; along Ash Creek Road 3.5 road miles east of Balls Ferry crossing of the Sacramento River (ca 10 air miles East of Anderson). 231 Comment
  CAS-BOT-BC85306  Juniperus occidentalis Carl B. Wolf 1930-10-20 1008 Shasta C.W. Hill Farm near Dana 1219 Comment
  LA6595  Juniperus occidentalis C. B. Wolf; 1930-10-20 1750 Shasta C.W. Hill Farm, near Dana 1219 Comment
  SBBG50684  Juniperus occidentalis J. M. Tucker 1968-9-14 4141 Shasta St Hwy 89, 4.2 mi SSE of its intersection with US Hwy 299 975 Comment
  NY951531  Juniperus occidentalis D. H. Goldman 2004-11-6 2944 Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET11056185  Juniperus occidentalis var. occidentalis D. Charlet, R. Tausch 1995-9-27 2213 Shasta South Cascades, Hat Creek campground, 30 km N of Mount Lassen. 1067 Comment
  CAS-BOT-BC56346  Kalmia microphylla subsp. microphylla Alice Eastwood 1912-8-22 1860 Shasta Lassen Butte region Comment
  UC690219  Keckiella breviflora var. glabrisepala Elmer I. Applegate 1929-6-23 5842 Shasta Round Mountain Comment
  CAS-BOT-BC246171  Keckiella lemmonii R. Bacigalupi 1934-5-28 2388 Shasta Kennett fume-denunded area, Kennett 274 Comment
  NY790363  Keckiella lemmonii A. Eastwood 1912-7-25 1446 Shasta Pitt to Baird Comment
  SD77355  Keckiella lemmonii Francis W. Pennell 1940-7-19 26188 Shasta Rocky bank along Shotgun Creek, n. of Lamoine 518 Comment
  SEINET10701958  Keckiella lemmonii Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 167 Shasta Shasta-Trinity National Forest. 8.2 mi. on Gilman Rd., exit 698 off (N) I-5. 411 Comment
  UC41713  Keckiella lemmonii Milo S. Baker 1893-6 Shasta near Dunsmuir; Sacramento Canyon Comment
  UCD123774  Keckiella lemmonii K. M. Meyer; A. Townesmith 2007-7-27 167 Shasta Shasta-Trinity National Forest; 8.2 miles on Gilman Road, exit 698 off (N) 1-5. 349 Comment
  UC28418  Kelloggia galioides Milo S. Baker 1893-6 Shasta Comment
  UC889313  Kelloggia galioides Blanche Clear 1938-7-14 Shasta Manzanita Lake; Lassen National Park Comment
  UCD123176  Kelloggia galioides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7391 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC341364  Lagophylla glandulosa Palmer Stockwell 1934-7-16 88 Shasta Along the highway 7.3 mi. west of Manton Comment
  CAS-BOT-BC341365  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 miles south of Redding Comment
  UC828871  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 mi s Redding Comment
  CDA11371  Lagophylla ramosissima G. F. Hrusa 1991-6-25 8462 Shasta Pit River Drainage; approx 3 m. W of Fall River Mills off Hwy 299. Comment
  OBI55554  Lagophylla ramosissima David J. Keil, Kathleen Keil 1992-7-24 23584 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  RSA0058883  Lagophylla ramosissima Lowell A. Ahart, John Dittes 2008-6-19 14857 Shasta About 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 994 Comment
  JEPS10156  Lasthenia fremontii M. A. King Shasta at n end of the Sacramento Valley; Anderson Comment
  CAS-BOT-BC352787  Lasthenia glabrata subsp. glabrata L. E. Smith 1913-4-26 s.n. Shasta Anderson Comment
  CAS-BOT-BC204926  Lathyrus James McMurphy 1914-6-16 s.n. Shasta Hillside above pumping plant, Redding Comment
  UC127377  Lathyrus jepsonii var. californicus H. M. Hall and E. B. Babcock Jun 1903 4286 Shasta North Fork Battle Creek, e Shasta County Sierra Nevada Mountains 1219 Comment
  JEPS121427  Lathyrus latifolius Zachary Voigtman 2013-7-23 2013 -008 Shasta 17 miles in Gilman Road near McCloud bridge. Comment
  CAS-BOT-BC213272  Lathyrus sulphureus L. E. Smith 1913-5-2 160 Shasta Kennet Comment
  JEPS111017  Lathyrus sulphureus J. K. Nelson 2001-5-3 2001 -9 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  JEPS88885  Lathyrus sulphureus Vernon H. Oswald and Lowell Ahart 1994-4-27 6124 Shasta 0.45 mi e (clockwise) of the trailhead Baily Cove Trail (on the w side of the McCloud River Arm of Shasta Lake) 335 Comment
  UCD106448  Lathyrus sulphureus G. F. Hrusa 1992-5-3 10463 Shasta Between Hwy. 299 and Big Bend along Big Bend Rd. 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
  UCR77118  Lathyrus vestitus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7794 Shasta Little Cow Creek, NE of Ingot 381 Comment
  SEINET5712165  Layia fremontii J. Maze 1971-1 815 Shasta About 20 miles east of Redding on Hwy 44.; Redding Comment
  CAS-BOT-BC245659  Lemna turionifera H. L. Mason 1955-6-8 14630 Shasta West edge of Fall River Mill Comment
  JEPS120910  Lepidium appelianum Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18785 Shasta On E side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  JEPS90548  Lepidium campestre Dean W. Taylor 1992-5-19 12593 Shasta 0.5 mi. above Potem Falls; Shasta Lake Region, Potem Creek drainage 387 Comment
  HSC48512  Lepidium lasiocarpum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9694 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  SEINET7067178  Lepidium nitidum A. G. Vestal 1947-5-2 s.n. Shasta About 4.0 miles east of Redding on Old Forty Four Road. Coordinate datum: NAD27. Comment
  UC719081  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta about 17 mi n Red Bluff Comment
  CAS-BOT-BC12830  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  SEINET9368918  Leptochloa fusca Unknown 1997-8-12 Shasta Fall River Valley Comment
  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
  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
  SJSU5713  Leptosiphon filipes G. Strausbaugh 1970-4-26 Shasta Whiskey Cr near Whiskeytown Hwy 370 Comment
  RSA601528  Leptosiphon montanus L. C. Wheeler 1935-4-28 3447 Shasta O'Brien Creek off Sacramento River. (Mt. Diablow Mer.) 427 Comment
  UC604409  Lesquerella occidentalis subsp. occidentalis unknown 1922-1 Shasta Lassen Peak; Sierra Nevada, Lassen Peak 2743 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
  UC1287441  Lessingia nemaclada Willard Spence 1960-9-7 618 Shasta along road 0.6 mi off Route 99 (6 mi s of Dunsmuir); Castle Crags State Park Comment
  UC195375  Lessingia nemaclada A. A. Heller 1916-6-25 12451 Shasta 10 mi n Redding Comment
  CAS-BOT-BC341883  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
  UC33167  Lessingia nemaclada Milo S. Baker 1893-6 Shasta Comment
  UCD134091  Lessingia nemaclada W. Robert Powell 1982-7-22 2885 Shasta edge of Central Valley. Comment
  CDA20566  Leucanthemum vulgare C. Pirosko 2005-6-28 PDR 1303854 Shasta Northern California; Hwy 44, between Shingletown and entrance to Lassen NP. 0 Comment
  CAS-BOT-BC334602  Leucanthemum vulgare John Thomas Howell 1960-8-23 36423 Shasta Viola 1341 Comment
  UC1472699  Lewisia cotyledon var. howellii E. F. Heinitz 1980-6-3 5 Shasta ca. 1.3 mi s off Rd. 38N11.1 McCloud Res. Dam (Ash Camp at Jctn. McCloud R. and Hawkins Cr.); Shasta-Trinity National Forest, Shoeinhorse SE 7 1/2' quadra 731 Comment
  CAS-BOT-BC444191  Lewisia nevadensis Ella Dales Cantelow 1939-6-10 2580 Shasta 28 mi. s.e. of McCloud, Dick's Meadow Comment
  CAS-BOT-BC444494  Lewisia triphylla Hans Leschke 1957-7-12 s.n. Shasta Lassen Volcanic National Park, above Cold Boiling Lake 2377 Comment
  CAS-BOT-BC444495  Lewisia triphylla Roxana S. Ferris; Laura Lorraine 1941-8-10 10461 Shasta Lassen National Park, upper meadows of Kings Creek 2240 Comment
  JEPS43206  Lewisia triphylla W. L. Jepson 1910-6-8 4098 Shasta near Hot Springs Valley (Lassen Peak); Lassen Peak 1828 Comment
  UC1024377  Lewisia triphylla George W. Gillett 1952-7-29 126 Shasta near trail to Paradise Meadow (vicinity of Hat Lake); Lassen Volcanic National Park 2042 Comment
  UC1037144  Leymus cinereus Leo Whitney 1935-6-25 3310 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UCD87994  Leymus triticoides Elizabeth Wilson Fall 1938 s.n. Shasta Shasta County. Comment
  SEINET10531257  Libocedrus decurrens George Engelmann 1880-8-31 Engelmann s.n. 1880 Shasta Scotts Mountain, Shasta Region. Comment
  UC1736598  Ligusticum californicum Dean W. Taylor 1993-5-1 13403 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
  UC485740  Ligusticum grayi H. F. Copeland 1932-8-15 Shasta where the rd. crosses King's Creek Meadow (Mt. Lassen); , King's Creek Meadow 2225 Comment
  UC843959  Lilium columbianum Alice Eastwood Jun 29 1912-Jul 11 1912 799 Shasta Goose Valley Comment
  SBBG15599  Lilium kelleyanum D. Myrick 1961-6-22 326 Shasta Hwy 89, ca. 15 mi N of Manzanita Lake 1371 Comment
  SD46486  Lilium pardalinum E. K. Balls, L. W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles southeast from Ranger Station, along State Highway 89. At streamside, bog. 975 Comment
  SEINET9634340 Image available Lilium pardalinum E. K. Balls, L. W. Lenz 1956-6-19 21820 Shasta Hat Creek, 1.5 miles southeast from Ranger Station, along State Highway 89. 975 Comment
  RSA377199  Lilium washingtonianum Emery M. Whilton 1940-6-15 s.n. Shasta Near Mt. Shasta Comment
  JEPS85222  Limnanthes alba Roy E. Buck and Dean Wm. Taylor 1987-6-2 587 Shasta bank along road to Pit 5 Powerhouse (just e of minor saddle, ca 4.0 air km ene of confluence of Pit River and Iron Canyon creek, 4 air km sw of Big Bend) 621 Comment
  RSA530104  Limnanthes floccosa subsp. bellingeriana D. W. Taylor, Rexford Palmer 1988-4-15 9529 Shasta Hwy 299 at 1000 contour sign, east of Ingot Comment
  JEPS100976  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-3-24 9440 Shasta bed of Dry Creek, Millville Plains 134 Comment
  CHSC118188  Limnanthes floccosa subsp. floccosa Sarah Tona 2015-4-2 12 Shasta Donkey Mine, along the southern side of the mine. 1.0 mile east of Little Cow Creek. Coordinates: 0579523, 4508878 NAD83 +/- 9ft. 547 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
  UCR37565  Linanthus bakeri Brian Kearney, Mike Malamus, P. Williams 1984-5-12 123 Shasta Harrsion Gulch, c. 20 mi east of Hayfork. 823 Comment
  RSA0116621  Linanthus rattanii D. W. Taylor 1993-5-26 13517 Shasta Burney Valley, ca. 3 miles NW of Burkey; just E. of Goose Valley, along unnamed tributary to Goose Creek. 1006 Comment
  UC1553460  Linnaea borealis var. longiflora E. Dean 1988-7-13 132 Shasta 1.8 rd mi w where E Fork of Nelson Crk crosses road 37N02; E Fork of Nelson Creek Comment
  UC5555  Lithocarpus densiflorus W. H. Brewer Sep 26 1862-Sep 28 1862 1450 Shasta Summit of Bally Shasta Comment
  JEPS81057  Lithocarpus densiflorus var. echinoides Thomas Nelson, Jane Nelson and J. P. Smith 1978-7-23 4468 Shasta 12 mi from road to Bully Choop junction with County Road A16 (along road to Bully Choop); Weaverville Quad. Comment
  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
  UC1135298  Lithocarpus densiflorus var. echinoides H. A. Jensen 1933-8-2 339 Shasta Head of South Soda Creek; Shasta National Forest, Dunsmuir Quad. 1402 Comment
  SEINET10904151  Lithophragma Mary Susan Taylor 1980-6-10 Taylor 2808 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  UC725721  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta on U.S. Highway #299 two mi e Hatchet Summit; e of Hatchet Summit Comment
  CAS-BOT-BC432302  Lithophragma campanulatum Alice Eastwood 1912-6-28 707 Shasta Burney Comment
  HSC49046  Lithophragma heterophyllum Patricia Shesgreen 1978-5-14 97 Shasta 1.5 mi. off Hwy. 36, Basin Gulch Campground 861 Comment
  CHSC96299  Lithophragma parviflorum var. parviflorum R. Fischer 2006-5-11 906 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected along Spattercone Trail in a brushy woodland. 1036 Comment
  JEPS94474  Lithospermum arvense Vernon Oswald, B. Corbin, M. Dolan and G. Schoolcraft 1997-5-31 8528 Shasta on e side of Hollenbeck Swamp on the se side of Big Lake n of McArthur Big Lake; , Hollenbeck Swamp 1008 Comment
  UC1537395  Lithospermum ruderale Gordon H. True Jr. 1938-5-18 936 Shasta Near Lake Britton 853 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
  UCD35716  Lomatium bicolor var. leptocarpum Beecher Crampton 1960-6-16 5661 Shasta Northeastern Shasta County: Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  RSA0089835  Lomatium caruifolium var. denticulatum Dean Wm. Taylor 2015-4-2 21528 Shasta Ridge dividing Defiance Canyon from Rock Creek (ca. 4 air miles SSW of Viola). 1268 Comment
  CHSC106627  Lomatium dissectum var. dissectum Peter F. Zika; Julie Nelson 2010-5-16 24821 Shasta Sunny gentle NE slopes, over intermediate volcanis rock, Clikapudi Trail, S side of reservoir (Shasta Lake), NW of Buck Point, Santa-Trinity National Forest, Cascade Range Foothills (CaRF). 375 Comment
  UCD149048  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  JEPS25422  Lomatium dissectum var. multifidum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7040 Shasta 6.7 mi. s.e. Oak Run (along Ponderosa Way, just below crossing of Clover Creek, ca. 1/4 mi. n. of junction with rd. to Fern) 816 Comment
  JEPS89938  Lomatium dissectum var. multifidum Dean W. Taylor 1993-5-22 13461 Shasta 2.5 road mi. e. Sanford Pass (on Forest Rd. 36N20, Sacramento R. drainage (ca. 5 air mi. w. Lamoine), Slate Creek watershed); Klamath Region, Trinity Mts., Sacramento R. drainage, Slate 1143 Comment
  SFV2587  Lomatium marginatum L. Constance, L. Bonar, R. W. Holm 1949-5-20 s. n. Shasta Above Sacramento River, 5.7 miles southwest of Hazel Creek. 549 Comment
  SEINET7073557  Lomatium utriculatum 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
  RSA565097  Lomatium vaginatum D. W. Taylor, James R. Shevock 1993-5-1 13402 Shasta South end Gray Rocks, Squaw Creek watershed, Shasta Lake region 854 Comment
  CHSC58026  Lonicera conjugialis Vernon H. Oswald 1992-5-25 4951 Shasta Lassen Volcanic National Park. N edge of the stone quarry on Old Emigrant Trail, east foot of Rakers Peak., ca 1.1 mi (air) NNE of Lassen Hwy. 1920 Comment
  UC441285  Lonicera hispidula var. vacillans Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  JEPS114479  Lonicera interrupta Lowell Ahart, John Dittes 2008-6-19 14854 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UC889587  Lonicera involucrata var. involucrata Alice Eastwood Jun 29 1912-Jul 11 1912 822 Shasta Goose Valley Comment
  SEINET10484211  Lotus Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5504 Shasta Just N of Rock Creek Campground, along road; ca. 3 air mi W of Lake Britton, ca. 10 air mi NNW of Burney. Yellow Pine Forest. T37N R2E sec 27. Comment
  UCR206313  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2009-6-14 15018 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  UCR77122  Lotus grandiflorus G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7783 Shasta 7.3 road mi. SW of McCloud Bridge 366 Comment
  JEPS95498  Lotus humistratus Vernon H. Oswald and L. Ahart 1994-4-27 6134 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead 335 Comment
  RSA406192  Lotus humistratus J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9717 Shasta County Road A16, 9.7 miles from its junction with State Route 36. 381 Comment
  CDA27278  Lotus nevadensis T. C. Fuller 1963-7-15 10883 Shasta South side of Highway 299 to Fall River Mills, 4.7 miles east of Burney. 0 Comment
  SEINET5558254  Lotus oblongifolius var. nevadensis H. S. Gentry 1962-1 19730 Shasta 5.5 mi. E of Rt. 99, along Rt. 199, near Reading. Comment
  SEINET3823009 Image available Lotus pinnatus C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles E of Redding 152 Comment
  UC1051436  Ludwigia palustris Herbert L. Mason 1955-8-14 14659 Shasta Pitt River at Fall R. Mills Pitt R., Fall River Mills Comment
  CDA19784  Ludwigia peploides subsp. montevidensis Cobb 2001-9-1 PDR P 083204 Shasta Northern California; Co Station in the vicinity of Redding. 0 Comment
Read comments
Mar 10 2011
  JEPS83573  Luina hypoleuca Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9234 Shasta between Pit River and McCloud River (extreme ne portion of county); Grizzly Peak 1889 Comment
  UC1540161  Luina hypoleuca Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9234 Shasta between Pit River and McCloud River (extreme ne portion of county); Grizzly Peak 1889 Comment
  RSA502327  Luina hypoleuca D. W. Taylor, G. L. Clifton 1987-8-5 9234 Shasta Grizzly Peak, extreme northeastern portion of county (watershed divide between Pit and McCloud rivers). 1890 Comment
  CAS-BOT-BC198256  Lupinus J. K. Nelson 2004-4-13 2004 -013 Shasta Friday Louden mine adit along County Road 5G12 to Behemotash Mountain from Shasta Dam, west side of Shasta Lake, ca 20 miles NW of Redding 792 Comment
  UCR139085  Lupinus albicaulis M. Brooks, Julie Evens, H. Johnson 1997-4-27 38 Shasta Road A16, 4 mi east of Platina 718 Comment
  UC54414  Lupinus albicaulis var. shastensis H. M. Hall and E. B. Babcock June, 1903 4205 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (north-eastern Shasta County) 1066 Comment
  RSA565078  Lupinus albicaulis var. shastensis Wm Taylor 1992-5-2 13408 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way. 671 Comment
  CAS-BOT-BC195943  Lupinus albifrons var. albifrons Mrs. D. B. McAllister 1918-4-29 10 Shasta Ydalpon Comment
  CAS-BOT-BC195951  Lupinus albifrons var. albifrons Charles Piper Smith 1949-4-23 49143 Shasta Highway 99 - Pit River Bridge Comment
  CAS-BOT-BC196306  Lupinus albifrons var. eminens A. A. Heller 1918-4-21 12988 Shasta Two miles north of Anderson Comment
  UCD106430  Lupinus andersonii D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen Volcanic National Park. 1960 Comment
  RSA303901  Lupinus andersonii var. christinae James R. Shevock 1972-7-25 2208 Shasta Hot Creek, Lassen Park. 1921 Comment
  UC726354  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta E of King Creek Meadow toward Summit Lake Comment
  RSA104773  Lupinus angustiflorus E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen National Park. Comment
  RSA107406  Lupinus angustiflorus L. S. Rose 1955-7-18 55137 Shasta Near Summit Lake, Lassen Volvanic National Park. 1890 Comment
  SEINET10484591  Lupinus angustiflorus David B. Dunn 1956-7-3 Dunn 11913 Shasta E of lassen park, on forest floor. Further s and w all was under snow 1829 Comment
  SJSU3764  Lupinus arbustus C. W. Sharsmith 1963-6-15 7065 Shasta Viola 1341 Comment
  CAS-BOT-BC8330  Lupinus arbustus subsp. silvicola Lewis Samuel Rose 1945-9-6 45262 Shasta Lassen Volcanic National Park. Manzanita Creek. 2042 Comment
  CAS-BOT-BC208822  Lupinus argenteus var. heteranthus James Jokerst 1985-4-27 2382 Shasta Near Bridge Campground, Prospect Peak. 1187 Comment
  CAS-BOT-BC208827  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-11 7908 Shasta Near Fall River Mills. Comment
  CAS-BOT-BC208828  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-11 7942 Shasta Near McArthur. Comment
  CDA27389  Lupinus argenteus var. heteranthus T. C. Fuller 1963-6-1 10629 Shasta Road to Hall s Flat, 6.8 miles south of Pittville. 0 Comment
  UCD106689  Lupinus argenteus var. palmeri G. F. Hrusa; T. D. Wilfred 1996-6-11 13022 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1385 Comment
  HSC75330  Lupinus bicolor Teresa Prendusi 1977-3-26 141 Shasta 25 mi. E of Redding along Hwy. 44 Comment
  SEINET2441576  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-6-11 14983 Shasta Southern Cascade Range: nRoad 300, a side road without an official road sign, at the north side of CA-44; 9.7 miles east of Shingletown (Viola 7.5' Q.). 1261 Comment
  UC710951  Lupinus bicolor C. L. Hitchcock 1940-5-24 6571 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  UCD123132  Lupinus bicolor Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7386 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CDA13536  Lupinus lepidus var. sellulus G. F. Hrusa, T. D. Wilfred 1996-7-22 13363 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  UCD108579  Lupinus lepidus var. sellulus John Thomas Howell 1961-6-19 36547 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  RSA266077  Lupinus leucophyllus C. Leo Hitchcock 1940-5-26 6614 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UC725894  Lupinus luteolus A. A. Heller 1940-6-29 15743 Shasta along U.S. Highway #299 two mi e Ingot; e of Ingot Comment
  CHSC93028  Lupinus microcarpus var. microcarpus R. Fischer 2005-5-23 528 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collection made along Rat Farm Road, north of McArthur. 1013 Comment
  UC710885  Lupinus nanus C. L. Hitchcock 1940-5-17 6425 Shasta 3 mi e Redding; e of Redding Comment
  RSA31843  Lupinus obtusilobus A. A. Heller 1941-8-16 16295 Shasta Above the Bumpas Hell parking space. 2439 Comment
  UC16073  Lupinus obtusilobus Prof. Brewer 1860-1 2180 Shasta Lassen Peak Comment
  SEINET10841298  Lupinus obtusilobus David B. Dunn 1971-8-15 Dunn 18152 Shasta Near summit of lassen of e side; lassen national park. Comment
  SFV11850  Lupinus obtusilobus V. E. Rudd 1980-7-20 3591 Shasta Mount Lassen. Near sulphur springs. Comment
  RSA0048225  Lupinus onustus Daisie Huang 2010-6-30 10063001 Shasta Along Castle Lake Road. 1037 Comment
  RSA104383  Lupinus onustus Alice Eastwood, John T. Howell 1936-4-21 1819 Shasta Pollock's Store, near Baird. Comment
  SEINET9322278  Lupinus onustus Ledoux, Dunn; Conrad 1973-6-4 1065 Shasta Shasta Dam Comment
  POM266074  Lupinus polycarpus C. Leo Hitchcock 1940-5-24 6571 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC54421  Lupinus polyphyllus var. polyphyllus H. M. Hall and E. B. Babcock June 1903 4279 Shasta North Fork Battle Creek Sierra Nevada Mountains, North Fork Battle Creek (se Shasta Co.) 1219 Comment
  RSA60343  Lupinus sellulus subsp. sellulus G. R. Campbell 1948-6-17 635 Shasta Between Clayton and Burney Falls State Park. Comment
  RSA3791  Lupinus vallicola subsp. vallicola A. A. Heller 1926-4-24 13929 Shasta Just above Redding. Comment
  SEINET10870615  Lupinus vallicola subsp. vallicola H. Dearing, M. Dearing 1938-6-25 Dearing 2143 Shasta Pine woods near viola. Annual, flowers blue. Conspicuously villous. Banner With a white center. Comment
  CHSC65440  Luzula divaricata Vernon H. Oswald 1991-8-16 4826 Shasta Lassen Volcanic Park. On the east shore of Emerald Lake. 2462 Comment
  UC1149922  Luzula divaricata Harold and Virginia Bailey 1948-8-27 2950 c Shasta along trail from Lassen Peak parking area (ridge overlooking Lake Helen); Lassen Volcanic National Park, overlooking Lake Helen 2590 Comment
  CHSC70844  Luzula macrantha Vernon Oswald 1998-4-13 8906 Shasta Horsetown-Clear Creek Preserve on the south side of Clear Creek Rd. west of Redding. Along trails. 213 Comment
  CAS-BOT-BC376416  Lythrum Greg de Nevers 2001-7-25 12622 Shasta Ahjumawi State Park. 914 Comment
  RSA0056567  Lythrum Greg de Nevers 2001-5-25 12622 Shasta Ahjumawi State Park. 914 Comment
  SEINET7073492  Lythrum hyssopifolia A. G. Vestal 1963-6-4 s.n. Shasta Cottonwood Creek at Bowman Road Bridge southwest of Cottonwood. UTM Zone 10, 546913mN, 4462790mN. Coordinate datum: NAD27. Comment
  CHSC71708  Lythrum salicaria Vernon H. Oswald 1998-8-30 9554 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  JEPS88127  Madia citrigracilis V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7909 Shasta Harrison Gulch Rd. 2.4 mi (odometer) n Hwy. 36 (w of Platina); High North Coast Ranges 944 Comment
  CHSC84039  Madia citriodora Lowell Ahart; John Dittes 2003-5-22 10197 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC343977  Madia elegans Alice Eastwood; John Thomas Howell 1940-6-11 7925 Shasta Near Fall River Mills Comment
  JEPS105153  Madia elegans Dean W. Taylor 1993-7-9 13826 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  CAS-BOT-BC343972  Madia elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mi. west of Viola on the Red Bluff road Comment
  CAS-BOT-BC343982  Madia elegans Ellsworth Bethel 1923-6-1 s.n. Shasta Montgomery Creek Comment
  SEINET3148092  Madia elegans M. S. Baker sn Shasta Burney Falls Comment
  CAS-BOT-BC344532  Madia exigua H. M. Hall; E. B. Babcock 1903-6-1 4017 Shasta Upper Sacramento Valley. Delta 335 Comment
  CAS-BOT-BC344537  Madia exigua Alice Eastwood; John Thomas Howell 1940-6-11 7950 Shasta Near McArthur 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
  JEPS128714  Madia exigua Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21398 Shasta Extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  SEINET7067171  Madia exigua A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  JEPS29557  Madia glomerata Hans Leschke 1960-9-8 1804 Shasta Little Hot Springs Valley Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC343414  Madia gracilis Frank W. Peirson 1932-7-9 10297 Shasta Burney Spring 1432 Comment
  UC830893  Madia gracilis Alice Eastwood Jun 29 1912-Jul 11 1912 890 Shasta Goose Valley Comment
  CAS-BOT-BC343410  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine. 2 mi. S. of Castella Comment
  CAS-BOT-BC343415  Madia gracilis H. M. Hall; E. B. Babcock 1903-6-1 4019 Shasta Sierra Nevada Mountains. Slatonis [Slatonis is now Lamoine] 426 Comment
  CAS-BOT-BC94822  Madia gracilis R. C. Wenk; P. Hopkinson; P. Brownsey 2008-6-20 894 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  CDA12929  Madia minima G. F. Hrusa 1996-5-2 12871 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. Comment
  RSA92236  Madia minima F. W. Peirson 1932-7-9 10298 Shasta Burney Spring. 1433 Comment
  POM272247  Mahonia repens Lyman Benson 1929-3-26 1064 Shasta Mountain Springs; open pine woods. Comment
  RSA0009483  Maianthemum stellatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC47731  Malacothrix floccifera Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 3998 Shasta Along Forest Rd. to Beegum Gorge Comment
  CHSC63562  Marah watsonii Vernon H. Oswald; Lowell Ahart 1994-5-12 6201 Shasta Sugarloaf Creek Trail near the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 353 Comment
  JEPS96542  Marah watsonii Dean W. Taylor 1993-5-1 13395 Shasta Shasta Lake; McCloud River arm, Deekas Rock campground; limestone outcrops ca. 0.2 mi upstream (East) of the campground 365 Comment
  UC162545  Melica californica A. A. Heller 1905-5-26 7857 Shasta near Redding Comment
  CHSC93022  Melica fugax R. Fischer 2005-5-22 611 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a grove of Oregon White Oak 400' north of Camp 7. 1016 Comment
  CHSC116251  Melica harfordii Barbara L. Wilson; Nick Otting 2015-5-29 84141 Shasta Pollard Gulch Day Use Area on the Sacramento River; 40.99647 north, 122.41309 west, +/- 39 feet. 413 Comment
  SEINET3449380  Melilotus indicus Lowell Ahart, John Dittes 2003-5-22 10213 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 1/8 miles south of the Coleman Canal, about 250 yards northeast of the barn, north side of poor dirt road 250 Comment
  JEPS18874  Melissa officinalis Rimo Bacigalupi with L. R. Heckard 1957-8-17 6055 Shasta along Pit R. Big. Bend P.O. (Meadow View Ranch); Casscade Range, , Big Bend P.O., Pit R. 518 Comment
  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
  UC501481  Mentzelia dispersa Frank W. Peirson 1932-7-9 10275 Shasta Burney Spring 1432 Comment
  RSA262352  Menyanthes trifoliata W. A. Harvey 1954-6-8 s.n. Shasta Silver Lake. 1524 Comment
  UCD73074  Menyanthes trifoliata W. A. Harvey 1954-6-8 Shasta Silver Lake, around shore. 1524 Comment
  CHSC4025  Micranthes integrifolia Sadie Gualtieri 1967-3-24 Shasta Hiway 44 out of Redding, S. at Deschutes Rs., 2 or so miles to Belmont Drive to end of st. on W slope. Comment
  CDA35499  Micropus californicus E. Finley 2007-5-1 PDR# 1365084 Shasta Redding; Logan Rd. 0 Comment
  JEPS15297  Microseris campestris R. F. Hoover 1935-3-1 282 Shasta w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  CAS-BOT-BC349363  Microseris nutans Alice Eastwood 1912-6-30 767 Shasta Goose Valley Comment
  CHSC93299  Microseris nutans R. Fischer 2005-5-20 585 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected on the Juniper Trail in the duff of pine/oak woodland. 1036 Comment
  CHSC96176  Microseris nutans R. Fischer 2006-5-14 894 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the Juniper Trail, ca. 0.5 miles ne of camp site 7. 1030 Comment
  HSC28866  Microseris nutans D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19145 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  JEPS95279  Microseris nutans Vernon H. Oswald and Lowell Ahart 1994-4-27 6143 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.1 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 396 Comment
  UCD111684  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 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
  RSA435546  Mimulus cardinalis Edwin Kline 1920-6-24 s.n. Shasta Redding. Comment
  JEPS11034  Mimulus guttatus Virginia Bailey 1935-3-3 Shasta Anderson Comment
  POM259988  Mimulus guttatus C. L. Hitchcock 1940-5-24 6562 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA80141  Mimulus guttatus F. W. Peirson 1932-7-17 10330 Shasta Wallace Ranch, Goose Valley. 915 Comment
  JEPS86979  Mimulus layneae David M. Thompson 1988-6-6 935 Shasta ca. 6 air mi ne Burney My. lookout (7.3 mi s of Hwy 299 jct along Hwy 89, 0.2 mi s of Lassen National Forest boundary sign, w side of Hwy) 1035 Comment
  UC1036265  Mimulus layneae George W. Gillett 1952-7-4 56 Shasta ne Lassen National Volcanic Park (along State Highway 89, near entrance to Subway Caves); Lassen National Forest 1310 Comment
  UC886379  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi n Fall River Mills 1371 Comment
  RSA148809  Mimulus layneae I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16533 Shasta 8.4 mi SW of junction of Highways 89 and 299, on Hwy 89. Comment
  UC725534  Mimulus microphyllus A. A. Heller 1941-5-30 16156 Shasta 3 mi ne Redding Comment
  JEPS3317  Mimulus nanus var. jepsonii George Gillett 1952-8-11 175 Shasta 1/2 mi below Bumpas Hell (on trail to Kings Creek); Lassen Volcanic National Park 2377 Comment
  UC1543766  Mimulus nanus var. jepsonii Harold and Virginia Bailey 1948-8-27 2930 a Shasta Kings Creek Meadow mear picnic grounds Lassen Volcanic National Park 2164 Comment
  SFV5051  Mimulus nanus var. mephiticus B. C. Templeton 1960-6-16 8506 Shasta North of Lake Britton. In sandy areas. 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
  HSC40175  Mimulus primuloides Thomas W. Nelson, Jane P. Nelson 1976-8-1 3128 Shasta Lassen Volcanic National Park; Kings Creek Meadow along N side of Lassen Peak Rd. Comment
  JEPS80697  Mimulus primuloides subsp. primuloides L. R. Heckard 1981-7-12 5148 A Shasta near Summit Lake Guard Station 2011 Comment
  JEPS95564  Mimulus pulsiferae Vernon H. Oswald and L. Ahart 1994-5-12 6188 Shasta T35N R5W SW1/4 Sec. 28, 1170 ft, Yellow Pine Forest. Sugarloaf Creek Trail ca. 0.1 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake 356 Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  SEINET7073013  Minuartia californica A. G. Vestal 1963-5-31 s.n. Shasta About 10.2 miles northeast of Balls Ferry on Dersch Road. UTM Zone 10, 579582mE, 4482358mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC388870  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Burney Comment
  CAS-BOT-BC388867  Minuartia douglasii D. E. Breedlove 1962-6-11 3390 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  CAS-BOT-BC388874  Minuartia douglasii Lewis S. Rose 1934-4-21 34237 Shasta Lamoine 380 Comment
  CAS-BOT-BC388875  Minuartia douglasii L. E. Smith 1913-4-24 120 Shasta McClouds fork Comment
  CAS-BOT-BC181121  Minuartia nuttallii var. nuttallii George W. Gillett 1957-7-11 721 Shasta Chaos Crags, above Crater Lake - Lassen Volcanic National park 2072 Comment
  UC75505  Mollugo verticillata Milo S. Baker 1898-7-4 271 Shasta Stillwater Comment
  CAS-BOT-BC435106  Mollugo verticillata L. E. Smith 1913-7-23 484 Shasta Anderson Comment
  CAS-BOT-BC220056  Monardella breweri subsp. lanceolata Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles east of Redding Comment
  UC157912 Image available Monardella breweri subsp. lanceolata Milo S. Baker 1894-8-9 Shasta Montgomery Creek Comment
  CAS-BOT-BC220051  Monardella breweri subsp. lanceolata A. A. Heller 1916-7-23 12499 Shasta Between the McCloud and Sacramento Rivers Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  RSA239227  Monardella odoratissima subsp. glauca Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42406 Shasta Shasta National Forest, Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park 762 Comment
  CAS-BOT-BC222122  Monardella odoratissima subsp. pallida M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC1543857 Image available Monardella odoratissima subsp. pallida Harold and Virginia Bailey 1948-8-25 3003 Shasta Lassen Volcanic National Park, Summit Lake Comment
  UCD125224  Monardella odoratissima subsp. pallida G. F. Hrusa; T. D. Wilfred 1996-6-10 12973 Shasta Lassen National Forest; west side of Highway 44 approximately 200 meters north of Big Spring. 1422 Comment
  SBBG114468  Monardella odoratissima subsp. pallida D. Emery 1985-8-29 Shasta Hwy 29, Mt Shasta 2194 Comment
  UCD67682  Monardella odoratissima subsp. pallida D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. Open white fir forests. 1700 Comment
  UC1136702  Montia diffusa A. E. Wieslander July, 1929 119 Shasta Shasta National Forest, Arvison Ranger Station Arvison Ranger Station; Shasta National Forest, Arvison Ranger Station 609 Comment
  SJSU3774  Montia linearis C. W. Sharsmith 1963-6-15 7077 Shasta Viola 1341 Comment
  CHSC31191  Montia parvifolia M. S. Taylor 1980-6-10 2822 Shasta W facing slope in ditch and embankment, on w side of Sims Flat Rd, ca. 1 mi s of Sims Flat Campground, ca. 7 mi s of Sweet Brier on I5. 914 Comment
  CHSC4725  Montia parvifolia R. Carter 1966-5-14 393 Shasta Found ca. 100 yds. S of bridge over Sacramento R. on E side of river, growing on moist, rocky clift along E side of road; Sweetbriar. 609 Comment
  UCD32854  Muhlenbergia asperifolia Beecher Crampton 1964-8-27 7200 Shasta Shasta County, 1.9 miles north of Gibson (Gibson Div. of Hwys. maintenance station) on US Hwy. 99. 426 Comment
  JEPS100731  Muhlenbergia filiformis Dean Wm. Taylor and Rexford E. Palmer 1988-6-26 9893 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1463 Comment
  UC1543804  Muhlenbergia filiformis Harold and Virginia Bailey 1948-8-27 2894 b Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  SEINET10925538  Muhlenbergia filiformis Paul M. Peterson, Carol R. Annable 1988-8-14 Peterson 4876 Shasta Volcanic National Park, SE side of Lassen Peak on Hwy 89, N of park entrance. Open grassy meadow dominated by Danthonia. 1981 Comment
  JEPS105643  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
  CDA37262  Myriophyllum sibiricum B. Villegas 2008-7-1 s.n. Shasta Cassel; Hat Creek Power House #2. Comment
  CDA20564  Myriophyllum spicatum Misslin 2005-8-2 PDR 1360602 Shasta Northern California; Little Tule River at McArthur Rd bridge. 0 Comment
  JEPS128438  Myriopteris gracillima Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -029 Shasta Near summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
  SEINET191879  Navarretia C. L. Hitchcock 1940-5-26 6600 Shasta 12 miles north of Fall River Mills 1372 Comment
  JEPS88126  Navarretia divaricata subsp. vividior V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7906 Shasta High North Coast Ranges. Harrison Gulch Road 2.4 miles (odometer) N of Highway 36, W of Platina Comment
  CDA40078  Navarretia divaricata subsp. vividior T. C. Fuller 1963-7-15 10874 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  POM260421  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  JEPS100571  Navarretia filicaulis Dean W. Taylor 1988-6-21 9828 Shasta Pit River Canyon, west from Lake Britton on Summit Lake road, ca. 0.5 miles W from crossing of Rock Creek 987 Comment
  CHSC118565  Navarretia heterandra Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21392 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills. Fall River Valley. 1008 Comment
  CAS-BOT-BC94935  Navarretia intertexta R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 893 Shasta Castle Crags S.P., 1 km NE of entrance station hut, 100 m N of Interstate 5 624 Comment
  CHSC96289  Navarretia intertexta subsp. intertexta R. Fischer 2006-7-22 922 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a moist grassy meadow, adjacent main park road, western end of park, and ca. 200 yds. east of Bowman ditch. 1011 Comment
  JEPS100568  Navarretia intertexta subsp. intertexta Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9624 Shasta Cow Creek along Highway 44 1.4 miles upstream from Milleville, under PG&E high-voltage electrical transmission lines 164 Comment
  UC880055  Navarretia leptalea subsp. leptalea Alice Eastwood 894 Shasta Goose Valley Comment
  SEINET7067176  Navarretia leucocephala A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC54525  Navarretia leucocephala subsp. minima H. M. Hall and E. B. Babcock Jun 1903 4179 Shasta Fall River Springs, ne Shasta County Sierra Nevada Mountains 1066 Comment
  UCR152068  Navarretia minima Beecher Crampton 1958-8-13 5088 Shasta Shasta National Forest, Northern end of Goose Valley, 3.6 mi. NE of Goose Valley Ranch headquarters, 7.5 mi. north of Scott Lumber Mill, 9 mi. north of Burney 1067 Comment
  JEPS100690  Navarretia tagetina Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9783 Shasta Milleville Plains, 207 Comment
  JEPS100695  Navarretia tagetina Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9623 b Shasta Cow Creek along Highway 44 1.4 miles upstream from Milleville, under PG&E high-voltage electrical transmission lines Comment
  JEPS100697  Navarretia viscidula Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9784 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  CAS-BOT-BC7200  Nemophila flaccida H. E. Brown 1897-5-15 261 Shasta Near Pit River Ferry 274 Comment
  HSC13573  Nemophila heterophylla C. L. Hitchcock 1940-5-20 6482 Shasta 25 mi. E of Redding Comment
  HSC46028  Nemophila heterophylla Catherine Chin 1978-5-13 68 Shasta Beegum Forest Service Rd., 27 miles from SR 36 976 Comment
  HSC46981  Nemophila heterophylla Diane L. Reed 1978-5-13 116 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC726901  Nemophila heterophylla A. A. Heller 1918-5-12 13023 Shasta fish Hatchery on the McCloud River McCloud River Comment
  UC67238  Nemophila heterophylla H. E. Brown May 15 1897-May 18 1897 261 Shasta Pitt R 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
  HSC48498  Nemophila pedunculata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9683 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  JEPS1941  Nemophila pedunculata Mary Alice King April, 1921 Shasta Anderson Comment
  RSA31937  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 miles east of Ono. Comment
  CAS-BOT-BC140149  Neviusia cliftonii James R. Shevock; Barbara Ertter 1993-5-1 12201 Shasta Squaw Creek. Along forest highway 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest 365 Comment
  CAS-BOT-BC65497  Neviusia cliftonii Julie Kierstead Nelson; Len Lindstrand III 2004-9-1 2004 -106 Shasta Keluche Creek, McCloud River Arm, Shasta Lake; ca 20 mi NE of Redding. 329 Comment
  RSA758875  Neviusia cliftonii James R. Shevock, Barbara Ertter 1993-5-1 12202 Shasta Jennings Creek, along forest hwy 27, at bridge crossing near Forest Service station, Shasta-Trinity National Forest. 366 Comment
  UC1594119  Neviusia cliftonii James R. Shevock with Barbara Ertter 1992-6-13 12199 Shasta along Shasta-Trinity NF Rd 7H009, n side of Hirz Mountain, along Ellery Creek, w side McCloud River arm of Shasta Lake Ellery Creek; Hirz Mountain, Shasta Lake, Ellery Creek 381 Comment
  UC1605720  Neviusia cliftonii Robert M. Rhode with Jennifer Lyman, Barbara Moritsch, Carol Witham 1993-5-1 105 Shasta 2.0 air mi nw of Town Mountain (near McCloud River arm of Shasta Lake, or main fork of Campbell Creek); Shasta Lake, Campbell Creek 335 Comment
  UC1951758  Neviusia cliftonii Roger Raiche 1993-5-2 023 .93 Shasta E of Redding on Route 200 between Ingot and Round Mt. (24.9 miles E on Route 299 from Route 5), Cedar Creek. Comment
  UCR70765  Notholithocarpus densiflorus var. echinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-6-23 4468 Shasta Along road to Bully Choop, 12 mi. from junction with County Road A16 Comment
  RSA0013778  Nuphar lutea subsp. polysepala James Buel 1957-6-29 125 Shasta Horseshoe Lake, Lassen Vol. NP [Lassen Volcanic National Park]. Comment
  UCD112251  Odontostomum hartwegii Christopher Mallek 2008-5-8 AC3- 10 Shasta Ash Creek. 876 Comment
  UCR11248  Odontostomum hartwegii Wm. Horn Jr. 1967-5-18 670518- 2 Shasta Anderson, Deschutes Rd. and Barney St 152 Comment
  UCD139083  Odontostomum hartwegii G. F. Hrusa 1992-5-1 10462 Shasta just north of Montgomery Creek. Comment
  UCD139085  Odontostomum hartwegii G. L. Stebbins Jr.; A. A. Beetle 1942-5-29 3235 Shasta on U.S. Highway 299, 1 mile west of Ingot. Comment
  CHSC89701  Oenothera elata subsp. hirsutissima R. Fischer; J. Marr 2004-8-15 381 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail at Crystal Springs. On mdws. 1010 Comment
  CHSC30941  Orcuttia tenuis T. Spira 1979-6-29 335 Shasta Redding Airport between Airport Rd and runway south of Tower. Comment
  CHSC45784  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-16 754 Shasta Central Valley. E of Redding on S side of Highway 44, 0.75 miles W of its intersection with Airport Road. Vernal pool. 172 Comment
  JEPS88648  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1987-6-9 9036 Shasta about 3.5 air mi nw Burney 944 Comment
  OBI22047  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  SD116661  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1973-5-27 6191 Shasta 5 miles E of Redding along Hwy. 44. Shallow depression covering several acres in a pasture field 152 Comment
  UCD37262  Orcuttia tenuis Beecher Crampton 1958-8-12 5074 Shasta Shasta County, 3 miles north of Anderson, 3 miles south of Redding Municipal Airport. Comment
  UCD88267  Orcuttia tenuis Beecher Crampton 1958-8-12 s.n. Shasta vicinity of the Redding Municipal Airport, north of Anderson. Comment
  CAS-BOT-BC254341  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta Skirting the NE portion of Goose Valley, about 9 miles, by road, N of Burney 1066 Comment
  JEPS104882  Oreostemma alpigenum var. andersonii Dean W. Taylor 1993-7-9 13843 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 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
  CHSC60117  Orobanche fasciculata C. Underwood 1987-4-13 17 Shasta 1 yd. e of Broken Branch Rd., 1/2 mi. se of Bear Mtn. Rd., 9 mi. from Central Valley, east. Comment
  CAS-BOT-BC500183  Orobanche fasciculata H. C. Cantelow 1941-5-23 s.n. Shasta E of Burney Comment
  HSC86967  Orobanche fasciculata Pat Daly, Rudy Galindo 1988-3-26 12 Shasta 7 mi. E of Basin Gulch turn off, Hwy. 36 701 Comment
  RSA0059177  Orobanche fasciculata Dean Wm. Taylor 1993-5-25 13501 Shasta Hamp Creek, ca. 0.3 miles W of Ponderosa Way. Comment
  CAS-BOT-BC500236  Orobanche pinorum John Thomas Howell 1960-8-19 36188 Shasta Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2773 Comment
  HSC48499  Orobanche uniflora J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9685 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  JEPS3661  Orthocarpus cuspidatus subsp. cryptanthus George Gillett 1953-8-9 Shasta Lassen Volcanic National Park Comment
  RSA402013A  Orthocarpus erianthus Louis C. Wheeler 1935-3-30 3384 Shasta 3 mi NE of Redding, between Boulder and Churn Crks. 198 Comment
  RSA80333  Orthocarpus hispidus F. W. Peirson 1932-7-17 10333 Shasta Wallace Ranch, Goose Velley. 915 Comment
  JEPS14195  Osmorhiza berteroi W. L. Jepson 1940-7-4 20128 Shasta Little Hatchet Creek 1158 Comment
  SBBG26753  Osmorhiza berteroi C. L. Hitchcock 1940-5-20 6492 Shasta 25 mi E of Redding Comment
  UC1735932  Oxyria digyna Dean W. Taylor 1974-7-31 4692 Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest, cliffs in cirque above Magee Lake 2545 Comment
  CAS-BOT-BC413167  Oxyria digyna Hans Leschke 1957-9-10 1526 Shasta Lassen Volcanic National Park. Lassen Peak trail 3048 Comment
  CAS-BOT-BC190892  Packera cana George Wilson Gillett 1957-7-11 715 Shasta talus slopes onChaos Crags, above Crater Lake 2072 Comment
  UC53873  Packera eurycephala var. eurycephala H. M. Hall and E. B. Babcock 1903-6-1 4002 Shasta near Redding 152 Comment
  JEPS28526  Packera pauciflora George W. Gillett 1957-7-3 644 Shasta Lassen Volcanic National Park, Badger Flat Badger Flat; Lassen Volcanic National Park, Badger Flat 1905 Comment
  UCD18883  Packera streptanthifolia var. streptanthifolia Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 191 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site, pool # DAY002. Comment
  UCD88192  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-14 3064 Shasta Near Igo. Comment
  UCD88224  Panicum acuminatum var. fasciculatum Beecher Crampton 1956-8-20 3771 Shasta Shasta County, Castle Crag, along Southern Pacific Railroad. 640 Comment
  UCD88518  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding. Comment
  UCD32837  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7169 b Shasta Lassen National Park, head of Little Hot Springs Valley, slopes below Pilot Pinnacle. 2468 Comment
  UCD32841  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works. 2133 Comment
  UCD37062  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta Shasta County, Cattle Crag, along Southern Pacific Railroad. 640 Comment
  UCD89788  Panicum capillare subsp. hillmanii Beecher Crampton 1969-6-18 8459 Shasta Pollard Flat, ca. 13 miles south of Castella, Interstate Hwy. 5 north. Comment
  JEPS111359  Panicum dichotomiflorum subsp. dichotomiflorum Walter S. Lennon 1983-10-14 Shasta Road near Sacramento River, 1.0 mile East of Hwy 5, 0.5 mile North of Pollard Flat. Comment
  SEINET10563837  Panicum huachucae var. fasciculatum A. Arthur Heller 1905-5-26 Heller 7856 Shasta Near Redding. 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
  UC1131622  Panicum oligosanthes var. scribnerianum C. J. Kraebel 1934-5-5 11 Shasta Mouth of Squaw Creek; Redding Quadrangle Comment
  CAS-BOT-BC175543  Parnassia palustris Hans Leschke 1960-9-8 1793 Shasta Little Hot Springs Valley. Lassen Volcanic National Park 2240 Comment
  JEPS25415  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7031 Shasta along Jones Valley Road about 2 1/2 mi ne of junction with U.S. Highway 99, at confluence of Moody Creek and west fork of Stillwater Creek Moody Creek; Jones Valley Road 198 Comment
  CHSC27875  Pedicularis densiflora Robin Ondricek 1978-3-19 4 Shasta Pit River arm of Shasta Lake. 329 Comment
  UCR143435  Pedicularis densiflora C. L. Hitchcock 1940-5-17 6466 Shasta 3 miles east of Redding 152 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
  POM120731  Pellaea brachyptera Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  PASA1034  Penstemon Margaret Stason 1932-6-23 447 Shasta Near Viola Comment
  JEPS85817  Penstemon azureus Roy E. Buck 1989-10-4 1417 Shasta ca 0.1 air km nw Potem Falls (Canyon of Potem Creek, bank on e side of Road 27 (road from Fenders Flat up Potem Creek), 9 air km w of Montgomery Creek (town)); Canyon of Potem Creek, nw of Potem Falls 396 Comment
  SBBG7113  Penstemon azureus H. and M. Dearing 1938-6-27 2164 Shasta near road to Butte Lake, Hat Crk Comment
  NY1056911  Penstemon azureus subsp. azureus T. W. Nelson 2004-6-21 9257 Shasta Along road to PG7E Pit dam #6. 3.3 miles from junction with Big Bend road. Cascades of Califronia 560 Comment
  RSA21192  Penstemon azureus subsp. azureus Carl B. Wolf 1937-8-8 9079 Shasta Sacramento River Canyon, 5.7 miles N of Lamoine. 549 Comment
  RSA34935  Penstemon azureus subsp. azureus A. A. Heller 1905-5-26 7867 Shasta Near Redding. [At the river bridge] Comment
  NY571197  Penstemon azureus var. azureus A. A. Heller 1926-4-24 13931 Shasta Gravelly places along the Sacramento River, on the Redding-Alturas road. Comment
  CHSC60418  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2616 a Shasta Pumice flat northwest of Cresent Crater. 2194 Comment
  UC1036277  Penstemon davidsonii var. davidsonii George W. Gillett 1952-7-26 102 Shasta Lassen Peak trail, summit Lassen Volcanic National Park 3169 Comment
  UC436304  Penstemon davidsonii var. davidsonii E. B. Copeland 1930-8-5 Shasta Mt. Lassen 3300 Comment
  JEPS11234  Penstemon deustus var. deustus Victor K. Chestnut and Elmer Drew 1891-1 Shasta Lassen Peak Comment
  NY591823  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25714 Shasta Route 299, east of Burney 944.9 Comment
  NY593757  Penstemon filiformis H. D. D. Ripley 1948-7-6 9656 Shasta Sacramento Valley, south of Castella 518.2 Comment
  SEINET4927500  Penstemon filiformis Unknown 1916-6-24 12442 Shasta Between Lamoine and Sims Comment
  UC1036250  Penstemon gracilentus George W. Gillett 1952-7-14 72 Shasta Lassen Peak Highway between Manzanita Lake and Summit Lake (Edge of Chaos Jumbles, Lassen Volcanic National Park); Lassen Volcanic National Park, btw Manzanita and Summit Lake 1859 Comment
  HSC60623  Penstemon gracilentus Carl Wishner 1978-7-1 528 Shasta Crags Campground, Lassen National Park Comment
  NY601597  Penstemon heterodoxus var. shastensis H. M. Hall 06 1903 4273 Shasta "Great Spring", Hat Creek, Sierra Nevada Mountains 1371.6 Comment
  SEINET3360900 Image available Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Lasen Volcanic National Park; Upper King's Creek Meadow 2225 Comment
  SEINET4097983  Penstemon laetus var. sagittatus C. Davidson 1975-1 2713 Shasta About 15 miles east of Redding on Highway 44. 510 Comment
  RSA0006174  Penstemon lassenianus Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  JEPS9339  Penstemon neotericus George W. Gillett 1953-7-17 271 Shasta along State Highway 89 ne Lassen Volcanic National Park (at Hat Creek Bridge, Lassen National Forest); ne of Lassen Volcanic National Park, Lassen Natl Forest 1341 Comment
  HSC60629  Penstemon neotericus Carl Wishner 1978-7-1 534 Shasta Campground Rocky, Lassen National Forest 1220 Comment
  NY605182  Penstemon neotericus A. A. Heller 1940-5-28 15679 Shasta East side of Hatchet Mountain on the grade leading down toward Burney 1066.8 Comment
  NY605193  Penstemon neotericus B. Anderson 1986-7-8 3111 Shasta Route 299, 1.6 km east of Burney 930 Comment
  NY605198  Penstemon neotericus C. B. Wolf 1941-7-24 11064 Shasta 1 mile southwest of entrance to Lassen National Park on California Highway 44 to Redding. 1524.0 Comment
  RSA113295  Penstemon neotericus E. K. Balls, Lee W. Lenz 1956-6-19 21824 Shasta 2.9 mi. se. from Hat Creek Ranger Station along State Hwy. 89. 1037 Comment
  RSA305778  Penstemon neotericus James R. Shevock 1972-7-25 2209 Shasta Hot Creek, Lassen Park. 1921 Comment
  CAS-BOT-BC239302  Penstemon newberryi var. berryi Mrs. R. M. Austin; Mrs. Bruce 1897-7-1 1242 Shasta Lassen Peak Comment
  CAS-BOT-BC239311  Penstemon newberryi var. berryi A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC239316  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1032 Shasta Lassen Volcanic National Park 2706 Comment
  NY627309  Penstemon newberryi var. newberryi W. W. Eggleston 1911-8-2 7491 Shasta Bee Lake, Headwaters of Hat Creek 2210 Comment
  NY629997  Penstemon parvulus F. W. Pennell 1940-7-19 26192 Shasta Along Shotgun Creek, north of Lamoine 548.6 Comment
  CAS-BOT-BC239619  Penstemon rydbergii var. oreocharis A. H. Kramer 1929-1-1 s.n. Shasta Prospect Peak Comment
  CAS-BOT-BC239621  Penstemon rydbergii var. oreocharis George W. Gillett 1957-7-3 650 Shasta Lassen Volcanic National Park, Badget Flat 1905 Comment
  SJSU553  Penstemon rydbergii var. oreocharis G. Witherspoon 1940-6-27 2131 Shasta Badger Flat Meadow, Lassen Volcanic National Park 1905 Comment
  CDA13097  Penstemon speciosus G. F. Hrusa, T. D. Wilfred 1996-6-11 13031 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  SEINET7073507  Penstemon speciosus A. G. Vestal 1963-6-4 s.n. Shasta Churn Creek east side of the Sacramento River south of Redding. UTM Zone 10, 554756mN, 4487448mN. Coordinate datum: NAD27. Comment
  NY661041  Penstemon speciosus G. W. Gillett 1953-7-18 282 Shasta Vicinity of Hat Lake. 1-2 miles below the lake. 1950.7 Comment
  RSA79873  Penstemon speciosus F. W. Peirson 1932-7-9 10294 Shasta Burney Spring. 1433 Comment
  RSA0060235  Pentagramma triangularis Ira L. Wiggins 1968-12-30 21051 Shasta Between Cotton Wood Creek and Roaring River 3-4 mi W of Gas Point Road NW of Red Bluff. 228 Comment
  CAS-BOT-BC77148  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-30 21051 Shasta North-facing slope between Cottonwood Creek and Roaring River 3-4 mi. W of Gas Point Road NW of Red Bluff 228 Comment
  HSC39730  Perideridia howellii Thomas W. Nelson, Jane P. Nelson 1976-8-2 3099 Shasta N side of Hwy. 44, 7.2 mi. E of Shingletown Comment
  UC1246754  Perideridia kelloggii A. S. Barclay, R. D. Barbee, K. E. Blum and S. D. Koch 1962-7-17 1364 Shasta 32 mi n Redding (on US Hwy 99); Pollard Flat 548 Comment
  RSA712554  Perideridia kelloggii R. Fischer 2005-7-18 622 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on the western edge of the Modoc Plateau; plants collected from a dry meadow along the main park road 400yds east of old Ranger Station 1011 Comment
  UC54314  Perideridia oregana H. M. Hall and E. B. Babcock June, 1903 4257 Shasta Bald Mt. Sierra Nevada Mountains 1066 Comment
  UC875341  Perideridia parishii subsp. latifolia E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  UCD18458  Persicaria hydropiper Monte Bell, FA 1988-10-1 s.n. Shasta Shasta County. Comment
  CHSC112472  Persicaria lapathifolia Lowell Ahart; John Dittes 2013-6-9 18792 Shasta On the bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  CHSC96192  Persicaria lapathifolia R. Fischer 2006-7-21 896 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a wet grassy meadow near the western edge of Horr Pond. 1008 Comment
  CHSC55250  Persicaria maculosa L. P. Janeway 1991-6-15 4028 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. At back edge of vegetation bordering the creek 120 Comment
  CHSC9249  Petrorhagia dubia G. Strausbaugh 1970-4-26 53 Shasta NW side of Whiskeytown Hwy. beside culvert where Whiskey Creek inlets lake. 370 Comment
  UCD112264  Petrorhagia dubia Christopher Mallek 2008-5-8 AC4- 32 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC465589  Phacelia corymbosa Julie Kierstead Nelson; Martin Lenz 2015-5-18 2015 -042 Shasta Shotgun Road, eastern Klamath Range, Sacramento River canyon W of Interstate 5; ca 8 mi S of Castle Crags 557 Comment
  CHSC90207  Phacelia corymbosa L. P. Janeway 2001-5-28 7080 Shasta Klamath Ranges. Top of Brushy Mountain (ridge); along Road 29N28 4.3 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). 1520 Comment
  RSA133619  Phacelia corymbosa L. R. Heckard 1952-6-17 298 Shasta Along road to Carrville from Castella, about four miles west of Castella. 1220 Comment
  HSC84180  Phacelia egena J. P. Smith, Thomas W. Nelson 1982-5-15 10437 Shasta Lewiston Turnpike along Sawpit Gulch, 2.9 mi. from its junction with Hwy. 299 793 Comment
  RSA74850  Phacelia frigida subsp. frigida F. W. Peirson 1926-6-23 6838 Shasta Upper portion of trail to summit of Lassen Peak. Lassen National Park. Comment
  SEINET3091830 Image available Phacelia heterophylla C. W. Sharsmith 1954-6-23 6194 Shasta Ca. 18 miles south of Burney Falls of Pit River. Comment
  SD104424  Phacelia heterophylla subsp. virgata Reid Moran 1978-6-25 26094 Shasta West of Little Roaring Creek. 725 Comment
  JEPS55963  Phacelia imbricata subsp. imbricata Alice Eastwood and John Thomas Howell 1934-4-21 1841 Shasta 5 mi n Anderson Comment
  HSC67496  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1975-6-23 8299 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  UC1036260  Phacelia mutabilis George W. Gillett 1952-6-26 40 Shasta Rocky Plateau near mouth of lava tube (s of Hwy 89 ne of Lassen Volcanic National Park); Lassen National Forest 1310 Comment
  UC455958  Phacelia mutabilis I. J. Condit 1911-7-15 Shasta McCloud Comment
  JEPS91095  Phacelia purpusii Dean W. Taylor 1993-5-25 13497 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 Comment
  UC1178991  Phacelia purpusii Herbert L. Mason 1947-7-8 13289 Shasta about 1.5 mi w Burney Comment
  RSA0009582  Phacelia racemosa Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 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
  CAS-BOT-BC77392  Philadelphus lewisii Geo. B. Grant 1902-9-18 5282 Shasta Redding Comment
  CAS-BOT-BC77393  Philadelphus lewisii James R. Shevock 1996-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just south of Shasta-Trinity National Forest 548 Comment
  CAS-BOT-BC77395  Philadelphus lewisii Ellsworth Bethel 1923-6-6 s.n. Shasta Ingot Comment
  CAS-BOT-BC77401  Philadelphus lewisii Alice Eastwood 1912-7-25 1417 a Shasta Pitt to Baird Comment
  HSC104300  Philadelphus lewisii Richard Spjut, Paul Burchstead 2008-6-9 16336 Shasta Just under the overpass of I-5 at Lamoine exit 402 Comment
  JEPS49598  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Shasta river bank near Sims; Region of the Upper Sacramento Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC260884  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta Few mi. W. 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
  UC60757  Phleum pratense W. L. Jepson 1895-1 Shasta Comment
  JEPS91149  Phlox diffusa Dean Wm. Taylor and Ingrid Olmsted 1974-7-13 4072 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Pk, 2563 Comment
  UC1036253  Phlox douglasii subsp. rigida George W. Gillett 1952-7-15 77 Shasta s side lower Twin Lake (along road); Lassen Volcanic National Park 1981 Comment
  UC1558225  Phlox gracilis Harold and Virginia Bailey 1948-8-27 2905 b Shasta near crossing of Badger Creek Road; Lassen Volcanic National Park, Hat Creek 1920 Comment
  CAS-BOT-BC135031  Phoradendron bolleanum W. R. Dudley 1899-8-19 s.n. Shasta W of Shasta P. O. near Clear Cr. Comment
  JEPS90928  Phyllodoce breweri Dean W. Taylor with Ingrid Olmsted 1974-7-13 4078 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2526 Comment
  SJSU491  Phyllodoce breweri G. Witherspoon 1940-6-28 2150 Shasta Bumpass Hell, Lassen Volcanic National Park 2438 Comment
  UC1036255  Phyllodoce breweri George W. Gillett 1952-7-15 81 Shasta Lassen Volcanic National Park, lower Twin Lake Twin Lake; Lassen Volcanic National Park, Twin Lake 2011 Comment
  UC1121039  Phyllodoce breweri T. B. Plair 1934-10-7 8 Shasta Lassen National Park, Summit Lake Summit Lake; Lassen National Park, Summit Lake 2118 Comment
  UC481601  Phyllodoce breweri H. F. Copeland 1931-8-9 Shasta Mount Lassen Comment
  RSA246604  Physocarpus capitatus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42378 Shasta Along Castle Creek c. 1 mi W of Castle Crags State Park. 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
  CAS-BOT-BC73384  Pinus albicaulis M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2743 Comment
  POM120515  Pinus albicaulis Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1061695  Pinus albicaulis George W. Gillett 1952-8-16 247 Shasta Lassen Peak Lassen Volcanic National Park (summit area, se shoulder) 2804 Comment
  CHSC27324  Pinus attenuata T. B. Devine 1976-10-24 377 Shasta Whiskeytown Lake along Hwy 299, 2 mi w of Park headquarters off main road on dirt road. Comment
  CAS-BOT-BC73141  Pinus lambertiana unspecified 3021 Shasta Anderson Comment
  UC1362004  Pinus lambertiana W. D. Hagenstein Sep 15 1938-Oct 16 1938 8493 Shasta Lassen National Forest 1371 Comment
Read comments
Nov 14 2007
  CAS-BOT-BC78923  Pinus monticola C. C., Mrs. Bruce 1897-7-1 s.n. Shasta Mt. Lassen Comment
  CAS-BOT-BC78922  Pinus monticola Elizabeth McClintock 1957-7-28 s.n. Shasta Lassen national Park, between southern boundary of Park and south checking station Comment
  JEPS80471  Pinus ponderosa Emily Elu 1981-5-5 Shasta parking lot next to Lake Britton fishing area; McArthur Burney Falls State Park Comment
  CAS-BOT-BC72729  Pinus sabiniana Elmer I. Applegate 1929-6-23 5844 Shasta Round Mountain Comment
  SEINET5462102 Image available Pinus sabiniana M. L. Branson 1969-8-1 Shasta W of Redding. Comment
  SBBG6327  Plagiobothrys H. and M. Dearing 1938-6-30 2212 Shasta W of Burnby 1219 Comment
  JEPS98905  Plagiobothrys bracteatus Carol Witham 1993-6-23 508 Shasta 300 m N of W end of Brown Rd. (near crossing of PG&E gas pipeline); Fall River valley 1097 Comment
  UC1053443  Plagiobothrys bracteatus Rimo Bacigalupi, and Arthur Holmgren 1950-4-24 3135 a Shasta cliffs along e side of river opposite town of Dunsmuir (directly opposite RR. shops); Sacramento River Comment
  CHSC52802  Plagiobothrys canescens Walter S. Lennon 1983-4-18 Shasta Dersch Rd., 1.2 mi east of Parkville Rd., Anderson. Comment
  RSA697047  Plagiobothrys canescens L. Ahart, John Dittes 2003-5-22 10195 Shasta Meadow south of the wash, west of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  SEINET3084141 Image available Plagiobothrys canescens Walter Seavey Lennon 1983-4-10 sn Shasta Millville Plains road, 0.6 miles south of highway 44, Millville. Comment
  SEINET3084144 Image available Plagiobothrys canescens Walter Seavey 1983-5-13 Shasta Millville Plains Road, 0.6 miles south of highway 44, Millville. Comment
  UC1186479  Plagiobothrys cognatus John H. Weiler and A. P. Nelson 1960-6-23 60198 Shasta 3.2 mi se Siskiyou-Shasta County line (along Highway 90); Dickson Flat Comment
  JEPS85526  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 1.2 mi e Parkville Road (Anderson); Anderson Comment
  JEPS85527  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Dersch Road 0.5 mi e Parkville Road (Anderson); Anderson Comment
  UCD80149  Plagiobothrys glyptocarpus CNPS SN Foothill Team 2006-5-17 SNFN 0384 Shasta Shasta Land Trust Easement, SW corner of Hathaway Ranch. 201 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
  UC882328  Plagiobothrys glyptocarpus C. L. Hitchcock 1940-5-23 6522 Shasta 5 mi e Burney Falls Comment
  SEINET12271394  Plagiobothrys scouleri Unknown 1940-1 40484 Shasta Hatchet Mt Comment
  SEINET5732079 Image available Plagiobothrys stipitatus J. Maze 1971-1 796 Shasta About 1 mile south of junction Aiport Rd. and Hwy 44. Comment
  CHSC110804  Plagiobothrys tenellus Dean Wm. Taylor; Cajun James 2013-4-26 21343 Shasta Cascade Ranges. 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CHSC9248  Plagiobothrys tenellus G. Strausbaugh 1970-4-18 44 Shasta .5 mi. nw past Whiskeytown Dam e side of Kennedy Memorial Hwy. 20 yds. above lake. 376 Comment
  HSC48493  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9678 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CAS-BOT-BC286  Plagiobothrys tener Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  UC735677 Image available Plagiobothrys tener var. tener H. M. Hall and E. B. Babcock Jun 1903 4162 Shasta near Bear Creek (ne Shasta Co.); ; near Bear Creek, North-Eastern Shasta Co. 1280 Comment
  UC1042330  Plantago coronopus John Thomas Howell 1954-4-26 29179 Shasta just w Tower House Comment
  HSC16821  Plantago erecta John L. Heywood, D. H. Norris 1968-3-30 1821 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  SEINET7042835  Plantago virginica 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
  SJSU544  Platanthera dilatata var. leucostachys G. Witherspoon 1940-6-25 2089 Shasta Burney Falls, McArthur Burney Falls State Park 1219 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
  SEINET10470067  Platanthera sparsiflora Mary Susan Taylor 1980-6-26 Taylor 2981 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  HSC94032  Plectritis ciliosa A. Skelly, G. McCabe, B. Bletcher 1996-4-20 28 Shasta 4 mi. W of Shasta-Tehama border off Hwy. 36, 0.4 mi. down Rte. A-16 towards Redding. 701 Comment
  SBBG93167  Poa bolanderi W. J. Dress 1951-8-12 Shasta Hwy 89, ca. 2.5 mi S of the Shasta-Siskiyou Co line Comment
  HSC10661  Poa bulbosa D. C. Juve 1964-5-2 12 Shasta Burney Falls State Park. Hwy. 89 Comment
  CHSC63103  Poa howellii Vernon H. Oswald; Lowell Ahart 1994-4-27 6125 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shata Lake, ca. 0.45 mi E (clockwise) of the trailhead. At trailside. 335 Comment
  CAS-BOT-BC255924  Poa nervosa A. A. Beetle 1941-6-30 2848 Shasta Banks of Hat Creek, Lassen Nat'l Forest 1219 Comment
  CAS-BOT-BC255920  Poa nervosa John Thomas Howell 1961-6-20 36542 Shasta Lassen Highway 1 mi. NW of Lost Creek Bridge, Lassen Volcanic National Park 1798 Comment
  SEINET8078305 Image available Poa nervosa Alan. A. Beetle 1941-1 2848 Shasta Lassen National Forest, banks of Hat Creek 1220 Comment
  SEINET10523324  Poa pratensis Billy Joe Cox 1971-6-10 Cox 3172 Shasta 15 mi S of Weed on I-5. Comment
  CHSC93051  Poa pratensis subsp. pratensis R. Fischer 2005-5-22 498 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in openings near juniper woodlands. Abundant about camp 7 and other disturbed areas. 1013 Comment
  JEPS28289  Poa pratensis subsp. pratensis George W. Gillett 1957-7-3 653 Shasta Badger Flat; Lassen Volcanic Nat'l Park 1905 Comment
  JEPS28318  Poa pringlei George W. Gillett 1957-8-10 1021 -A Shasta saddle between Ski <Heil ?> and Pilot Pinnacle; Lassen Volcanic Nat'l Park 2636 Comment
  UCD90320  Poa secunda A. A. Beetle 1942-5-20 3339 Shasta 4 miles W of Ono. Mendel South Experimental Plot. 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
  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
  CDA13016  Poa wheeleri G. F. Hrusa, T. D. Wilfred 1996-6-1 12946 Shasta Lassen National Forest; Light shade of dacite rock cliffs in coniferous forest near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Bunching perennial. Comment
  CHSC84099  Pogogyne zizyphoroides Lowell Ahart; John Dittes 2003-5-12 10157 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
  SEINET7067174  Pogogyne zizyphoroides A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding and east of Looomis Corners on Old Forty Four Road and 0.2 miles south on a county road. Coordinate datum: NAD27. Comment
  UC1789024  Polanisia dodecandra subsp. trachysperma R. Spellenberg, N. Zucker 1997-9-6 12460 Shasta Hwy. 44 ca 38 km E of Redding, 100 m E of Black Butte School Rd. 850 Comment
  CHSC54483  Polemonium californicum Vernon H. Oswald 1991-7-22 4761 Shasta Lassen Volcanic National Park. In Blue Lake Canyon ca. 0.75 mile east of the park boundary, ca. 3 miles (air) west-southwest of Lassen Peak. In woods bordering the north side of the North Fork of Bailey Creek. 2023 Comment
  RSA59598  Polemonium pulcherrimum Verne Grant, Alva Grant 1950-7-16 8954 Shasta Summit of Lassen Peak 3201 Comment
  UC1061690  Polemonium pulcherrimum subsp. pulcherrimum George W. Gillett 1952-8-2 141 Shasta summit Lassen Peak , summit Lassen Peak (Lassen Volcanic National Park) Comment
  UC882736  Polemonium pulcherrimum subsp. pulcherrimum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CAS-BOT-BC263255  Polemonium pulcherrimum var. shastense R. Stubbs 2010-8-21 026 Shasta Mt. Shasta. Bunny Flat trailhead to Helen Lake 3170 Comment
  HSC104109  Polygala cornuta J. O. Sawyer 2008-5-10 Shasta "Along the north shore of Lake Shasta, west of Dekkas Rock" 328 Comment
  CAS-BOT-BC170314  Polygala cornuta var. cornuta Reed 1901-1-1 s.n. Shasta Shasta Comment
  RSA702142  Polygala cornuta var. cornuta R. D. Fischer 2004-7-4 332 Shasta Ahjumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Located off Lava Spring Trail between Camp 7 and Crystal Springs 1011 Comment
  SD104467  Polygala cornuta var. cornuta Reid Moran 1978-6-24 26053 Shasta forested east slope, Little Roaring Creek 775 Comment
  UC192101  Polygala cornuta var. cornuta Milo S. Baker 1893-6 Shasta nr Dunsmuir; Sacramento Canyon Comment
  CAS-BOT-BC170310  Polygala cornuta var. cornuta H. D. Ripley; R. C. Barneby 1948-7-6 9645 Shasta Castle Rock 640 Comment
  CAS-BOT-BC170315  Polygala cornuta var. cornuta R. Bacigalupi 1934-5-29 2399 Shasta Along road off U.S. 99, leading to Kennett, at summit of drade down the Sacramento River Canyon. Comment
  CAS-BOT-BC413946  Polygonum aviculare subsp. aviculare Robin Schramm 1998-6-20 56 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  RSA565087  Polygonum bidwelliae D. W. Taylor 1992-5-23 13480 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  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
  SD60262  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on the plateau about 3 miles northeast of Redding Comment
  UC485729  Polygonum davisiae H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2438 Comment
  RSA65869  Polygonum douglasii F. W. Peirson 1932-7-9 10284 Shasta Below Burney Spring 1433 Comment
  UC850393  Polygonum douglasii A. A. Heller 1916-9-2 12642 Shasta between McCloud River and Sacramento River Comment
  POM319196  Polygonum douglasii Patricia Wilder 1971-6-20 5104 Shasta Between Cassell Road and California Hwy 89, E of California State Hwy 299. Pit River drainage area; Cascade Range. 976 Comment
  JEPS28508  Polygonum douglasii subsp. douglasii George W. Gillett 821 Shasta Willow Lake Lassen Volcanic National Park Comment
  UC1543747  Polygonum douglasii subsp. douglasii Harold and Virginia Bailey 1948-8-25 3027 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC6680  Polygonum douglasii subsp. spergulariiforme Brewer 1365 Shasta Upper Sacramento Comment
  UC1192346  Polygonum hydropiper Malcolm A. Nobs and S. Galen Smith 1949-7-19 1027 Shasta junction of river and Hat Creek (Hwy 299); Pit River Comment
  CHSC55801  Polygonum polygaloides subsp. confertiflorum Vernon H. Oswald 1991-9-1 4859 Shasta Pond on Table Mtn, ca. 1.3 miles (air) north-northeast of Manzanita Lake Entrance Station in Lassen Park, ca. 0.25 miles southeast of the microwave site on the mountain, just west of the boundary of Lassen Park. 2019 Comment
  UC1221759  Polygonum polygaloides subsp. confertiflorum Beecher Crampton 1958-8-13 5090 Shasta 9 mi n Burney (n end of valley); Goose Valley 1066 Comment
  UCD100581  Polygonum polygaloides subsp. esotericum Dan Marcum 1982-6-28 s.n. Shasta county line with Lassen County. Comment
  UC501511  Polygonum polygaloides subsp. kelloggii Frank W. Peirson 1932-7-13 10137 Shasta s Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC420171  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-BC109274  Polygonum shastense H. F. Copeland 1931-8-9 1440 Shasta Mount Lassen. 2590 Comment
  CAS-BOT-BC109275  Polygonum shastense Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near Lake Helen, Lassen National Park. 2042 Comment
  CHSC60386  Polygonum shastense Mary Ann Showers 1992-6-27 2609 a Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  CHSC60387  Polygonum shastense Mary Ann Showers 1992-6-28 2667 Shasta Lassen Volcanic National Park. South facing talus and scree slope below Mt. Diller. 2560 Comment
  POM219301  Polygonum shastense H. F. Copeland 1931-8-9 1440 Shasta Mt. Lassen, near timberline. 2591 Comment
  UC604408  Polygonum shastense Herbert McLean Evans 1922-1 Shasta Lassen Peak Sierra Nevada 2682 Comment
  CDA10973  Polygonum spergulariiforme G. F. Hrusa 1991-6-25 8459 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills along Hwy 299. Comment
  CHSC116258  Polypogon maritimus Barbara L. Wilson; Nick Otting 2015-5-29 18411 Shasta Pollard Gulch Day Use Area on the Sacramento river. 413 Comment
  UCD91199  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta East of Whiskeytown. Comment
  CHSC9317  Polystichum imbricans G. Strausbaugh 1970-3-22 15 Shasta NE edge Brandy Creek Swimming Area parking lot and ca. 5 ft. e of asphalt footpath amid boulders. 376 Comment
  CAS-BOT-BC72497  Polystichum scopulinum Hans Leschke 1959-8-8 1636 Shasta betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  CAS-BOT-BC102706  Populus tremuloides John Thomas Howell 1960-8-22 36375 Shasta Anklin Meadows 1889 Comment
  CAS-BOT-BC102991  Populus trichocarpa Hans Leschke 1960-8-8 1723 Shasta Hat Lake 1969 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  RSA286344  Potamogeton amplifolius Robert F. Thorne 1974-7-29 45021 Shasta Lassen Volcanic National Park: Reflection Lake. 1793 Comment
  UC55214  Potamogeton foliosus Milo S. Baker 1898-7-10 Shasta Pursh Creek Comment
  CHSC60396  Potentilla flabellifolia Mary Ann Showers 1992-6-28 2681 Shasta Lassen Volcanic National Park. Tarn at base of cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  UC1036330  Potentilla flabellifolia George W. Gillett 1952-8-17 203 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2240 Comment
  RSA85744  Potentilla flabellifolia F. W. Peirson 1926-6-23 6830 Shasta Trail to summit of Lassen Peak, Lassen National Park. Comment
  RSA85746  Potentilla flabellifolia F. W. Peirson 1932-7-15 10167 Shasta Wet margin of lake of lake on west slope of Mt. Magee, Thousand-Lake Basin 2195 Comment
  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
  JEPS28527  Potentilla gracilis var. fastigiata George W. Gillett 1957-7-3 645 Shasta Badger Flat Lassen Volcanic National Park, Badger Flat 1905 Comment
  CAS-BOT-BC158503  Potentilla millefolia Ynez Winblad 1936-8-15 s.n. Shasta Shasta woods Comment
  SD104425  Prunella vulgaris var. lanceolata Reid Moran 1978-6-25 26089 Shasta In open woods W of Little Roaring Creek. 725 Comment
  JEPS44935  Prunus emarginata W. L. Jepson 1914-8-11 5763 Shasta ne of Upper Fall River Valley (ne Shasta County) 1036 Comment
  HSC60312  Prunus subcordata J. P. Smith, J. O. Sawyer 1973-4-14 6074 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  CHSC89673  Prunus virginiana var. demissa R. Fischer; J. Marr 2004-8-14 360 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. At N end of Big Lake, E side. 1010 Comment
  POM187572  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta Pitt River Bridge. Comment
  UCD91493  Pseudoroegneria spicata A. A. Beetle; G. L. Stebbins Jr. 1942-5-29 3360 Shasta 12 miles E of Burney. Miocene volcanics. Comment
  UCD91499  Pseudoroegneria spicata Alan A. Beetle 1945-5-30 3982 Shasta northeastern part of county. 6 1/2 miles west of Fall River Mills, road to Burney -- Highway 299. Comment
  CDA10968  Pseudoroegneria spicata subsp. spicata G. F. Hrusa 1991-6-25 8454 Shasta Pit River Drainage; Approx. 3 m. W of Fall River Mills. Comment
  SEINET6082748  Pseudostellaria jamesiana Kenneth Heil, Heil, Kenneth 2014-7-16 35239 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  JEPS48435  Pseudotsuga menziesii var. menziesii Kate Jared Stirring 1918-11-22 Shasta McArthur Fall River, McArthur Comment
  POM260175  Psilocarphus brevissimus C. L. Hitchcock 1940-5-17 6462 Shasta 3 miles east of Redding. 152 Comment
  CHSC118570  Psilocarphus oregonus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21400 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 norhwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CAS-BOT-BC146423  Ptelea crenulata Alice Eastwood 1912-7-26 1424 Shasta Kennet Comment
  UC6907  Pterostegia drymarioides M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC1559673  Pteryxia terebinthina var. californica Gary Schoolcraft 1988-5-4 1796 Shasta Little Hot Springs Valley 2.5 mi S of Day. 1036 Comment
  HSC26525  Purshia tridentata var. tridentata J. P. Smith, J. O. Sawyer 1972-5-6 5236 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  POM187537  Purshia tridentata var. tridentata Marcus E. Jones 1931-7-17 28997 Shasta Shasta City (Session's). Comment
  RSA86625  Purshia tridentata var. tridentata F. W. Peirson 1932-7-12 10166 Shasta Rim of Red Crater. Thousand-Lake Basin. 1982 Comment
  POM90538  Purshia tridentata var. tridentata Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA0084295  Pyrola aphylla Diana Jolles 2005-7-14 113 B Shasta FS road from Tamarack Road, outside Burney. Shasta-Trinity National Forest. 1261 Comment
  RSA0084297  Pyrola aphylla Diana Jolles 2005-7-14 112 A Shasta Tamarack Rd. west of Burney (south along the west side of Burney Mt.), about 3.5 miles from the junction of Tamarak Road and route 299. 1207 Comment
  CAS-BOT-BC462793  Pyrola dentata Blanche Clear 1938-7-12 s.n. Shasta Lassen Park: Reflection Lake Comment
  RSA0084290  Pyrola picta Diana Jolles 2005-7-14 112 Shasta Tamarack Rd. west of Burney (south along the west side of Burney Mt.), about 3.5 miles from the junction of Tamarak Road and route 299. 1207 Comment
  UC1017692  Pyrola picta Marion Ownbey, Ruth P. Ownbey 1938-7-16 1746 Shasta 1 mi s of Viola Comment
  UC334228  Pyrola picta J. G. Lemmon 1874-7-1 Shasta Lassen Peak, along the Sierra Lassen Peak; , along the Sierra Comment
  SJSU531  Pyrola picta G. Witherspoon 1940-6-26 2118 Shasta by old woodLassen Park Rd 2.5 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1841 Comment
  CAS-BOT-BC36504  Quercus James McMurphy 1914-5-10 s.n. Shasta Kennett Mammoth Coffee Comment
  CAS-BOT-BC104292  Quercus X morehus W. R. Dudley 1899-8-18 s.n. Shasta Road toward Shasta Comment
  SEINET8368701  Quercus X morehus Frank Callahan 2008-11-19 QM 8 Shasta 151 Shasta Dam Blvd on corner with Laurel Street. Comment
  UC1135426  Quercus chrysolepis H. A. Jensen 1934-10-13 393 Shasta Nawtawakit Mtn. Shasta National Forest, Redding Quad. 1066 Comment
  UCD45557  Quercus chrysolepis var. nana H. A. Jensen 1934-10-12 392 Shasta head of Charlie Creek. Altitude 4200 feet. 1280 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
  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
  SEINET8989870 Image available Quercus douglasii W. J. Hess, Stoynoff, N; Weis, K; Bolger, K; Allen, K 1997-1 7737 Shasta 12 mi. E of Redding, 0.7 mi. from junct. of ST Hwy 44 and S Cow Creek Rd. 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
  CAS-BOT-BC94623  Quercus garryana A. A. Heller 1916-7-23 12496 Shasta Between the McCloud and Sacramento rivers in the yelow pine and Quercus garryana belt along the highway grade Comment
  CAS-BOT-BC94625  Quercus garryana Roxana S. Ferris; Laura Lorraine 1941-8-10 10483 Shasta State Highway # 89 between Hat Creek Post Office and Shasta National Forest junction of U.S. 299 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-BC94644  Quercus garryana Clarence R. Quick 1951-8-16 51 -100 E Shasta near Burney State Park Comment
  CSUSB839  Quercus garryana Michele Hill, Jack Hill 1973-7-8 Shasta Roadside, Highway 299, 7 miles west of Whiskey town Lake 914 Comment
  SBBG111338  Quercus garryana J. M. Tucker 1968-9-14 4140 -3 Shasta St Hwy 89, 4.2 mi SSE of its intersection with US Hwy 299 975 Comment
  UCR106854  Quercus garryana J. M. Tucker 1968-9-14 4140 -7 Shasta Beside Calif. Hwy 89, 4.2 mi. S-SE of junction with U.S. Hwy 299. 976 Comment
  JEPS37816  Quercus garryana var. breweri W. L. Jepson 1914-8-15 6179 Shasta Delta 396 Comment
  UC527567  Quercus garryana var. breweri C. B. Wolf 1931-9-1 Shasta 28 mi n Redding (along the Pacific Highway) 609 Comment
  UCD46056  Quercus garryana var. garryana Beecher Crampton 1960-6-16 5666 Shasta N.E. Shasta County: 3 miles north of Fall River Mills, east slope of Saddle Mtns. Comment
  UCD14001  Quercus garryana var. semota John M. Tucker 1968-9-14 4140 -2 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD46133  Quercus garryana var. semota W. L. Jepson 1914-8-15 6186 Shasta Delta. Comment
  CAS-BOT-BC105421  Quercus kelloggii Lewis S. Rose 1945-9-2 45221 Shasta 1 mi SE of Doyles Corner 975 Comment
  HSC73456  Quercus kelloggii Grunnert 31 Shasta Basin Gulch Campground Comment
  UCD166581  Quercus lobata Dylan O. Burge 2016-2-25 2094 Shasta Cottonwood. 165 Comment
  SEINET3141971  Quercus lobata R. W. Spellenberg, N. Zucker 2002-7-31 13308 Shasta NE portion of Redding 4 km S of Oasis Rd on Old Oregon Trail Comment
  CHSC110798  Ranunculus alismifolius var. hartwegii Dean Wm. Taylor 2013-4-25 21339 Shasta Cascade Ranges. Bunchgrass Valley: 1584 Comment
  CHSC96177  Ranunculus aquatilis R. Fischer 2006-7-24 893 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. From the shallow waters of Horr Pond, the southern edge on the lee side (pond side) of a barrier/levee island. 1007 Comment
  RSA202092  Ranunculus aquatilis var. hispidulus Rimo Bacigalupi 1958-4-24 6302 Shasta W fork o Stillwater Creek, 1/2 mile W of Union School, 1.5 miles E of Project city, 8 miles NNE of Redding. 229 Comment
  CHSC84041  Ranunculus arvensis Lowell Ahart; John Dittes 2003-5-22 10212 Shasta In a ditch on the north side of the poor dirt road, about 250 yards northeast of the barn, about 1/8 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 259 Comment
  CHSC52779  Ranunculus californicus James T. Nichol 1978-3-27 5 Shasta About 2.8 mi wsw of Ono on Platina Rd. 289 Comment
  JEPS60671  Ranunculus canus Alice Mary King March 1921 Shasta Anderson Comment
  JEPS60716  Ranunculus canus C. F. Rose 1935-2-24 3 Shasta about 4 mi w Redding Comment
  JEPS120263  Ranunculus muricatus Julie Kierstead Nelson 2009-3-30 2009 -014 Shasta 5 mi. N of Shasta College, NE of Redding, unnamed tributary to Stillwater Creek Comment
  SEINET3245727  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-1 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 (Shingletown 7.5') 992 Comment
  UCR206306  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-13 15014 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 6.6 miles south of its junction with CA-44 in Shingletown and about 1 mile north of Manton 640 Comment
  JEPS60717  Ranunculus occidentalis C. F. Rose 1935-2-10 2 Shasta about 6 mi ne Redding Comment
  UCD96816  Ranunculus occidentalis G. F. Hrusa 1992-5-3 10485 Shasta under power lines just N of Big Bend. Comment
  CHSC118546  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21412 Shasta Bottom and sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  HSC48509  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9690 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UCD97053  Ranunculus orthorhynchus G. F. Hrusa 1992-5-3 10455 Shasta under power lines ~ 5 m. N of Big Bend. Comment
  JEPS87709  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta just ne Horse Heaven Mdw. (Forest Rd. 25, w of Castella, ne of Forest Rd. 26 to Mt. Shasta (city)) 1667 Comment
  CAS-BOT-BC74198  Raphanus raphanistrum L. E. Smith 1913-5-19 s.n. Shasta Anderson. Comment
  RSA639553  Rhamnus californica subsp. occidentalis Louis C. Wheeler 1952-9-22 6950 Shasta Castle Crag: . . Comment
  JEPS42051  Rhamnus tomentella subsp. tomentella J. W. Blankinship 1911-5-29 Shasta Olinda Comment
  RSA261652  Rhamnus tomentella subsp. tomentella Ellsworth Bethel 1923-5-12 s.n. Shasta Redding Comment
  RSA27349  Rhamnus tomentella subsp. tomentella C. L. Hitchcock 1940-5-17 6445 Shasta 3 miles east of Redding 152 Comment
  RSA30395  Rhamnus tomentella subsp. tomentella A. A. Heller 1916-7-19 12457 Shasta Gravelly roadsides and fields in the blue oak belt, 5 mile S of Redding Comment
  RSA390171  Rhamnus tomentella subsp. tomentella Christopher Davidson 1973-5-22 2089 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  CAS-BOT-BC56582  Rhododendron columbianum Ella Dales Cantelow 1939-6-10 2571 Shasta Mt. Lassen National Park Comment
  CAS-BOT-BC56583  Rhododendron columbianum Hans Leschke 1960-8-5 1693 Shasta Big Bear Lake 2042 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-BC200741  Rhus aromatica Ellsworth Bethel 1923-5-8 s.n. Shasta Big Bend, Henderson P.O. Comment
  HSC3154  Rhus aromatica John L. Heywood, D. H. Norris 1968-3-30 1826 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  JEPS111040  Rhus trilobata J. K. Nelson 2001-5-3 2001 -2 Shasta Gilman Road, McCloud Arm of Shasta Lake; turnoff to Pine Pt. campground. 365 Comment
  UC711950  Rhus trilobata Roxana S. Ferris and Laura Lorraine 1941-8-10 10484 Shasta between Shasta National Forest junction of U.S. 299 and Hat Creek Post Office (State Highway 89) Comment
  UC1182088  Ribes binominatum D. R. Miller, C. P. Wessela 1935-7-17 Shasta near Stout Meadow Comment
  HSC103207  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-14 44 Shasta Near Mt. Lassen, 8 miles up the 32N12, on the south side of the road to Prospect Peak. 2026 Comment
  UCD102157  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest - Wheel Project; approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  OBI76922  Ribes inerme var. inerme Anthony Baniaga 2012-7-12 448 Shasta Lassen Natl forest. Along Hat Crk, at Twin Bridges campground. West Prospect Peak quad T32N R5E sec 13 SE of SE 1460 Comment
  JEPS49415  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 295 Shasta Twin Valleys Comment
  UC75461  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 398 Shasta South Cow Creek Comment
  CAS-BOT-BC168858  Ribes inerme var. klamathense Carl B. Wolf 1941-7-24 11062 Shasta 8 mi. NE of Manton on raod to Viola 914 Comment
  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
  CAS-BOT-BC212584  Ribes montigenum John Thomas Howell 1961-6-20 36559 Shasta Dersch Meadows 1981 Comment
  CHSC54490  Ribes montigenum Vernon H. Oswald 1991-7-22 4763 Shasta Lassen Volcanic National Park. In Blue Lake Canyon on the southeast side of the unnamed lake located ca. 0.25 mile west of Blue Lake, ca. 3 miles (air) west-southwest of Lassen Peak. 2057 Comment
  JEPS105102  Ribes nevadense Dean W. Taylor 1993-7-9 13820 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  UC511326  Ribes nevadense Lyman Benson 1930-7-18 2229 Shasta e Round Mountain; N. Sierra Nevada, Hatchet Creek 1219 Comment
  UCD102419  Ribes nevadense G. F. Hrusa 1996-5-2 12855 Shasta Approx. 1/3 mile east of Hwy 44 on USFS Rd. 31NS17, and about 100 meters north of road. 1650 Comment
  SBBG83401  Ribes roezlii K. Gonot 1975-5-24 29 Shasta 9 mi N of Silver City 1371 Comment
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Feb 29 2016
  UCD102458  Ribes roezlii G. F. Hrusa; T. D. Wilfred 1996-6-10 12956 Shasta Lassen National Forest. Near summit of Eskimo Grade on Hwy 44. 1831 Comment
  RSA0018033  Ribes roezlii Michael A. Vincent 1999-6-9 8587 Shasta Along CA Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingletown. 1372 Comment
  CAS-BOT-BC198872  Ribes roezlii var. amictum Alice Eastwood 1917-9-2 6700 Shasta Shasta Springs Comment
  GMDRC6932  Ribes roezlii var. cruentum J. M. Andre, T. La Doux, Senna & 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
  CHSC88354  Ribes roezlii var. roezlii R. Fischer; J. Marr 2004-5-28 238 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Lava Springs Trail just east of Crystal Springs. 1010 Comment
  CAS-BOT-BC186273  Ribes roezlii var. roezlii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station 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-BC341004  Robinia pseudoacacia Philip A. Munz 1949-5-18 13312 Shasta 5 miles south of Dunsmuir on Hwy 99 609 Comment
  UC70395  Rorippa curvisiliqua Milo S. Baker 1898-7-9 411 Shasta near summit Tamarack Road; near summit Tamarack Road 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
  POM277860  Rosa corymbiflora Alice Eastwood 1404 Shasta Pitt to Baird. Comment
  JEPS45696  Rosa pisocarpa W. L. Jepson 1914-8-15 6182 Shasta Delta 396 Comment
  CAS-BOT-BC148262  Rosa woodsii var. ultramontana Alice Eastwood 1912-6-29 992 Shasta Goose Valley Comment
  CAS-BOT-BC147161  Rubus laciniatus Marian L. Campbell 1921-7-26 s.n. Shasta Near Castle Crags Comment
  SD237596  Rubus laciniatus G. K Helmkamp, E. A. Helmkamp 2009-6-10 14933 Shasta Southern Cascade Range: along CA-44, 1.2 miles west of Shingletown (Shingletown 7.5'Q) 936 Comment
  RSA0089873  Rubus leucodermis Dean Wm. Taylor 2015-6-18 21552 Shasta Bunchgrass Valley (ca. 10 air miles WNW of summit Mt. Lassen), Lassen National Forest, Forest Road 30N24 0.5 miles upslope from the the junction, Forest Road 16. 1595 Comment
  UC12991  Rubus leucodermis M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  POM271062  Rubus parviflorus Lyman D. Benson 1930-7-18 2220 Shasta E of Round Mountain. N Sierra Nevada Mountain Range. Hatchet Creek River. 1220 Comment
  JEPS111010  Rubus ursinus J. K. Nelson 2001-5-3 2001 -14 Shasta Ellery Creek 30 feet above Gilman Road, McCloud River arm of Shasta Lake. 365 Comment
  UC666163  Rubus ursinus H. P. Olmo and S. W. Brown 1941-6-12 41131 Shasta 4.6 mi s Redding (on U.S. Hwy 99); ; Redding, Shasta Co. Comment
  CHSC9217  Rumex acetosella G. Strausbaugh 1970-6-21 120 Shasta Near Summit of Buckhorn Bally ca. 5.1 mi. from U. S. Hwy. 299W 19.5 mi. e of Douglas City. 1463 Comment
  UC1543746  Rumex acetosella Harold and Virginia Bailey 1948-8-27 2856 Shasta Lassen Volcanic National Park 1828 Comment
  UCD70551  Rumex acetosella Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. 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
  CAS-BOT-BC434153  Rumex triangulivalvis John Thomas Howell 1960-8-21 36308 Shasta Lassen Volcanic National Park. Sulphur Works 2133 Comment
  JEPS51055  Sagina decumbens subsp. occidentalis J. W. Blankinship 1911-4-16 5 Shasta Olinda Comment
  CAS-BOT-BC445719  Sagittaria latifolia Malcom A. Nobs; S. Galen Smith 1949-7-19 1016 Shasta Round Mountain, Highway 299 Comment
  CHSC105703  Sagittaria sanfordii Julie Kierstead Nelson 2007-9-20 2007 -031 Shasta Floodplain of Stillwater Creek, east of Encanto Way, 8 miles NE of Redding. Submersed along margin of beaver pond. 182 Comment
  CHSC85469  Salix boothii G. F. Hrusa 1996-5-2 12860 Shasta Lassen National Forest. Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89 along Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1450 Comment
  JEPS15356  Salix boothii W. L. Jepson 1929-9-28 15305 Shasta head of Manzanita Creek Lassen Peak 2438 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
  UC482014  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482015  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC482021  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 385 Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  UC485735  Salix boothii H. F. Copeland 1932-8-15 Shasta where the rd. crosses King's Creek Meadow; Mt. Lassen 2225 Comment
  CAS-BOT-BC102818  Salix boothii Hans Leschke 1960-8-8 1726 Shasta Hat Lake, Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC103999  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  CHSC79566  Salix gooddingii G. F. Hrusa 1996-4-30 12883 Shasta Upper Sacramento Valley. On E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  POM218945  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding Comment
  SBBG29084  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SEINET4855855  Salix gooddingii var. variabilis Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding. 180 Comment
  CAS-BOT-BC107776  Salix hindsiana L. E. Smith 1914-5-10 680 Shasta Kennet Comment
  CAS-BOT-BC107820  Salix hindsiana A. A. Heller 1905-5-29 7884 Shasta On the sandy banks of the Sacramento at the bridge near Redding Comment
  CAS-BOT-BC107824  Salix hindsiana A. A. Heller 1917-4-21 12995 Shasta Clear Creek 7 miles south of Redding in gravel. Comment
  CAS-BOT-BC107825  Salix hindsiana Alice Eastwood 1912-6-29 989 Shasta Goose Valley Comment
  CAS-BOT-BC106890  Salix jepsonii John Thomas Howell 1961-6-20 36564 Shasta Lassen Highway east of Diamond Peak Comment
  UC525908  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 691 Shasta Lassen Volcanic Nat'l Park Comment
  CAS-BOT-BC106889  Salix jepsonii Hans Leschke 1957-7-12 s.n. Shasta above Cold Boiling Lake 2377 Comment
  OBI77294  Salix lasiandra subsp. lasiandra Anthony Baniaga 2011-6-18 377 Shasta Lassen NF. Bidwell Pond. Murken Bench Quad T34N R4E sec 1 sW of SE 1015 Comment
  CAS-BOT-BC125417  Salix lasiandra var. lasiandra Alice Eastwood 1917-9-2 6642 Shasta Shasta Springs Comment
  JEPS104460  Salix lasiandra var. lasiandra Lowell Ahart 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CAS-BOT-BC125412  Salix lasiandra var. lasiandra John Thomas Howell 1960-8-22 36396 Shasta Hat Lake 1950 Comment
  CAS-BOT-BC124500  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-26 592 Shasta Redding Comment
  CAS-BOT-BC124504  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-27 s.n. Shasta [Kennet] Kennett Comment
  CAS-BOT-BC124505  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-1 576 Shasta [Kennet] Kennett on Pitt River Comment
  CHSC9569  Salix lasiolepis var. sandbergii E. L. Smith 1971-4-28 943 Shasta Ca. 2 mi e of Shingletown. 1066 Comment
  CAS-BOT-BC124638  Salix lemmonii Hans Leschke 1960-8-10 1786 Shasta Lassen Volcanic National Park. Badger Flat Road near Hat Lake 1950 Comment
  CAS-BOT-BC124864  Salix lemmonii Hans Leschke 1960-8-8 1727 Shasta Dersch Meadows 2011 Comment
  CAS-BOT-BC124865  Salix lemmonii John Thomas Howell 1960-8-22 36373 Shasta Anklin Meadows 1889 Comment
  SD71015  Salix lemmonii John Thomas Howell 1960-8-21 36320 Shasta Kings Creek Meadow, Lassen Volcanic National park 2210 Comment
  UC483081  Salix lemmonii Frank W. Peirson 1932-7-12 10132 b Shasta 1000-Lake slope of Red Crater Comment
  CAS-BOT-BC128275  Salix lucida Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  CHSC84054  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  RSA697046  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2003-5-22 10203 Shasta Near a water ditch. E of the poor dirt road. About 150 yards S of the Coleman Canal. ABout 1 1/8 miles W of the barn. 4 miles (air) WSW of Darah Springs State Fish Hatchery. About 11 miles (air) ENE of Cottonwood. 259 Comment
  SBBG57834  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km N of Lamoine 450 Comment
  CAS-BOT-BC125677  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta About 1 km. west of Ingot, edge of Montgomery Creek 315 Comment
  POM218943  Salix melanopsis H. P. Bracelin 1931-6-28 482 Shasta Redding. N of bridge at N end of town. 180 Comment
  SBBG57962  Salix petrophila E. B. Copeland 1931-8-16 Shasta Mount Lassen on S shore of Emerald Lake 2370 Comment
  UC436311  Salix petrophila E. B. Copeland 1930-8-5 Shasta beside lake Mt. Lassen 2700 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
  JEPS38421  Salix scouleriana W. L. Jepson 1929-9-28 15294 Shasta Manzanita Lake Lassen Peak, Manzanita Lake 1828 Comment
  CHSC118575  Salvia aethiopis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21406 Shasta East of a poor dirt road, near Fall River Lake, about 0.8 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1007 Comment
  SEINET12319554  Salvia columbariae J. T. Nicol 1978-1 4 Shasta Ca 2.2 mi ESE of Ono on Platina Rd. Sect15 T30N R7W 290 Comment
  CHSC56084  Salvia sonomensis Robin Ondricek 1978-4-22 15 Shasta Ca 32.2 mi northeast of Redding on north side of Hwy 299 at Montgomery falls, Montgomery Creek. 621 Comment
  POM196454  Salvia sonomensis J. T. Howell 1927-4-9 2317 Shasta Bully Hill Comment
  POM217114  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  RSA99347  Sambucus microbotrys F. W. Peirson 1932-7-14 10227 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  HSC27410  Sanguisorba minor D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19098 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  JEPS25413  Sanguisorba minor subsp. muricata Rimo Bacigalupi with G. T. Robbins 1959-4-22 7028 Shasta along State Highway 44 just e of junction with Dersch Road 487 Comment
  CDA35760  Sanicula bipinnatifida J. R. Keck Jr. 1978-4-19 PDR# 330057 Shasta Bear Mountain in the Jones Valley area. Comment
  HSC49114  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9714 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  RSA471454  Sanicula bipinnatifida Christopher Davidson 1975-6-4 2633 Shasta Hwy 89, 10 mi N of junction with Hwy 299. Comment
  UC663173  Sanicula bipinnatifida W. C. McCalla 1940-6-21 6288 Shasta near Lassen Camp (Highway 36); Highway 36 Comment
  HSC48508  Sanicula crassicaulis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9689 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  JEPS999  Sanicula graveolens Mrs. C. F. Rose 1935-4-21 36 Shasta 15 mi nw of Redding Comment
  HSC62763  Sanicula tuberosa J. M. DiTomaso 1979-5-11 964 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  UC130706  Saponaria officinalis H. M. Hall 1909-7-11 8523 Shasta Upper Sacramento River at Delta; Upper Sacramento River at Delta Comment
  UCR146308  Saponaria officinalis Beecher Crampton 1964-8-26 7177 Shasta Castle Crag, 3 mi south of Dunsmuir, Sacramento River Comment
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May 2 2007
  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
  JEPS105129  Saxifraga ferruginea var. macounii Dean W. Taylor 1993-7-9 13806 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  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
  UC1036288  Saxifraga odontoloma George W. Gillett 1952-7-29 121 Shasta between Hat Lake and Paradise Meadow (vicinity of Hat Lake, along Hat Creek); Lassen Volcanic National Park, Hat Creek 2072 Comment
  JEPS47496  Saxifraga tolmiei W. L. Jepson 1929-9-29 15325 Shasta nw slope of Lassen Peak 2682 Comment
  CDA5487  Scandix pecten-veneris Margaret Bellue 1942-5-12 Shasta Hathaway Brothers Ranch, Millville. 0 Comment
  UCD126472  Schedonorus pratensis Calvin McMillan; Malcolm A. Nobs 1949-6-15 783 Shasta at the junction of Pitt River and Hat Creek at Highway 299. Comment
  CHSC55154  Schoenoplectus acutus var. occidentalis L. P. Janeway 1991-6-15 4022 Shasta Battle Creek Wildlife Area. Floodplain flats along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Small slough adjacent to Battle Creek. 120 Comment
  CDA10983  Scirpus acutus var. occidentalis G. F. Hrusa 1991-6-26 8475 Shasta Pit River Drainage; Pit River immediately E of confluence with Hat Creek. Comment
  JEPS96845  Scirpus microcarpus Dean W. Taylor 1999-8-13 17333 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
  OBI19440  Scleranthus annuus Robert F. Hoover 1968-5-28 11118 Shasta Stillwater Crk E of Redding Comment
  CAS-BOT-BC240031  Scribneria bolanderi Lewis S. Rose 1940-6-11 s.n. Shasta Fall River Mills 1005 Comment
  SEINET3450762  Scribneria bolanderi Lowell Ahart, John Dittes 2003-5-12 10168 Shasta Cottonwood, Cottonwood, About 12 air miles east/northeast, 2.8 air miles west/wouthwest of Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn. 260 Comment
  UCD36241  Scribneria bolanderi Beecher Crampton 1953-4-29 1177 Shasta Shasta County, 4 miles north of Anderson. Comment
  UCD92529  Scribneria bolanderi W. R. Powell 1961-5-24 s.n. Shasta 10 miles east of Anderson, Ash Creek Road. Comment
  CHSC96207  Scrophularia lanceolata R. Fischer 2006-5-15 961 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing among volcanic boulder outcrops on an east facing slope above the lower end of Big Lake. 1018 Comment
  HSC71140  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  CAS-BOT-BC419679  Scutellaria galericulata Malcom A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, ca. 3 miles north of McArthur Comment
  CDA13523  Scutellaria nana G. F. Hrusa, T. D. Wilfred 1996-7-22 13349 Shasta Lassen National Forest; Along Hwy 89, approx. 2 m. N. of intersection with USFS S16. Comment
  UC584269  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2399 Shasta w of Fall River Mills (Saddle Mountain); Saddle Mountain 1310 Comment
  HSC95517  Scutellaria siphocampyloides James D. Jokerst 1987-5-15 2882 Shasta Between Redding and town of Shasta, 2 mi. W of Redding, several hundred meters S of Hwy. 299 in a tributary of Salt Creek, 400 m W of BM 673 213 Comment
  RSA445345  Scutellaria siphocampyloides Christopher Davidson 1975-6-4 2642 Shasta Hwy 89, 10 miles N of jct with Hwy 299. 915 Comment
  CHSC9295  Scutellaria tuberosa G. Straubaugh 1970-4-26 56 Shasta N bank Whiskey Creek ca. 50 yds. nw from Whiskeytown Hwy. 371 Comment
  HSC100244  Secale cereale J. P. Smith 2010-6-10 12918 Shasta Along Hwy. 299 W of Burney 981 Comment
  RSA0089824  Secale cereale Dean Wm. Taylor 2010-6-24 20893 Shasta Muck Valley, northern end of the valley bordering planted wheat fields. 1310 Comment
  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
  CHSC118112  Sedum kiersteadiae Len Linstand III 2012-6-15 15 Shasta Ridge top north of Stanford Pass, +/- 8ft (NAD83). 1402 Comment
  SEINET13761399  Sedum obtusatum subsp. paradisum J. Van Susteren 2011-7-5 NSR- 02 Shasta 350 meters SW of Sugarloaf Lookout at 214 degrees, ca 100 meters E of Sugarloaf radio facility. 1100 Comment
  CAS-BOT-BC278761  Sedum sexangulare Peter F. Zika; Julie K. Nelson 2012-6-21 25919 B Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills (CaRF) 195 Comment
  SEINET10736797 Image available Sedum sexangulare Peter F. Zika, Julie Nelson 2012-6-21 Zika 25919 B Shasta Encanto Way, floodplain of Stillwater Creek, 2 air miles NE of Redding, Cascade Range Foothills (CaRF). 195 Comment
  CAS-BOT-BC69765  Selaginella wallacei Alice Eastwood 1923-5-28 s.n. Shasta Delta, S.P. railroad. Comment
  OBI29900  Selaginella wallacei Robert J. Rodin 1971-6-14 8466 Shasta At Slate Creek, about 35 miles north of Redding along Interstate 5. 701 Comment
  CAS-BOT-BC363416  Senecio aronicoides Alice Eastwood 1912-6-30 766 Shasta Goose Valley Comment
  UC1558218  Senecio aronicoides Harold and Virginia Bailey 1948-8-27 2928 Shasta Kings Creek meadow near picnic grounds; Lassen Volcanic National Park, Kings Creek Meadow 2164 Comment
  UC1036154  Senecio fremontii var. occidentalis George W. Gillett 1953-8-13 320 Shasta e slope of middle peak Reading Peak; Lassen Volcanic National Park 2545 Comment
  UC604412  Senecio fremontii var. occidentalis unknown 1922-1 Shasta Lassen Peak 2743 Comment
  CHSC58488  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1992-7-9 5086 Shasta Lassen Volcanic Park. W side of Horseshoe Lake. In woods bordering the N extension of the meadow at the W end of the S arm of the lake. 1999 Comment
  UC91692  Senecio scorzonella Mrs. R. M. Austin 1882-8-9 Shasta Kings Valley Comment
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Jul 1 2012
  UCD135648  Senecio scorzonella D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Upper Kings Creek. 2280 Comment
  CAS-BOT-BC364259  Senecio triangularis Roxana S. Ferris; Laura Lorraine 1941-8-10 10473 Shasta Lassen National Park, near Summit Lake 2042 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
  SBBG21927  Sibbaldia procumbens D. Myrick 1964-7-22 913 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC481508  Sibbaldia procumbens H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2590 Comment
  CHSC118286  Sidalcea asprella subsp. asprella L. P. Janeway 2016-5-19 12098 Shasta High Cascade Range. along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  CHSC1053  Sidalcea celata M. Underhill 1952-8-1 Shasta Sierra Foothills. 1371 Comment
  CHSC71306  Sidalcea celata Vernon H. Oswald; Frank Kosko 1998-6-10 9172 Shasta Horsetown-Clear Creek Preserve on the south side of Clear Creek Rd. west of Redding. This type locality for this taxon is Olinda, ca. 7 mi southeast of the preserve. 213 Comment
  SEINET7067181  Sidalcea celata A. G. Vestal 1947-5-2 s.n. Shasta About 4.4 miles east of Redding on Boyle Road. Coordinate datum: NAD27. Comment
  UC198233  Sidalcea diploscypha Franklin P. Nutting Shasta Oak Run Oak Run (Northern California) Comment
  JEPS94886  Sidalcea gigantea Vernon H. Oswald and Lowell Ahart 1998-9-8 9568 Shasta 1.3 mi w of Hatchet Mountain Summit (Highway 299 adjacent to a branch of Hatchet Creek 0.1 mi w of the 67 Mile Post between Hillcrest and Burney); Highway 299 1280 Comment
  OBI12320  Sidalcea hirsuta Robert F. Hoover 1968-5-28 11113 Shasta Redding Airport Comment
  SBBG15930  Sidalcea oregana D. Myrick 1961-6-22 330 Shasta Hwy 89, S of Burney Falls 914 Comment
  SBBG19466  Sidalcea oregana J. A. Lowery -Aug-1962 22 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  OBI29757  Sidalcea oregana Wallace Weber, John C. Cooke, D. J. Pinkava, & David J. Keil 1969-8-18 2159 Shasta 1.2 mi N of S entrance to Lassen Volcanic Natl Park Rte 89 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
  CAS-BOT-BC384459  Silene antirrhina R. Bacigalupi 1934-5-28 2391 Shasta Kennett fume-denuded area, Kennett 274 Comment
  JEPS83796  Silene antirrhina Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9719 Shasta along road to PG&E Pit 6 powerhouse (Pit River Canyon); Pit River Canyon 743 Comment
  UCR206936  Silene bridgesii George K. Helmkamp, E. A. Helmkamp 2009-6-10 14930 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  CHSC63047  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1994-4-27 6155 Shasta Waters Gulch Trail 1.3 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  JEPS88883  Silene campanulata subsp. glandulosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6155 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 1.3 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail, n of Packers Bay Marina 335 Comment
  JEPS95620  Silene campanulata subsp. glandulosa Vernon H. Oswald and L. Ahart 1994-4-27 6155 Shasta T34N R4W SE1/4 Sec. 20, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 1.3 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 335 Comment
  JEPS90788  Silene douglasii Dean W. Taylor with Ingrid Olmsted 1974-8-24 5401 Shasta cliffs above Magee Lake (vicinity of Magee Peak, Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2438 Comment
  UC1553589  Silene douglasii E. Dean 1988-7-13 127 Shasta on w side of rd 38N10 going n to Red Mtn (just n of jct w/37N72Y (where power lines cross rd), Pacific Crest Tr. on w side of rd travelling n); Pacific Crest Tr., rd 38N10 going n to Red Mtn. Comment
  UC1561086  Silene grayi Dean W. Taylor 1988-6-24 8990 Shasta Summit of Grizzly Peak 1905 Comment
  CHSC114586  Silene hookeri Samantha Mackey 1995-5-24 Shasta Shasta-Trinity National Forest. Harrison Gulch; upslope of Cottonwood Creek. 840 Comment
  CAS-BOT-BC389210  Silene laciniata subsp. californica L. R. Abrams 1922-8-7 9923 Shasta Mears Creek near Castella Comment
  CAS-BOT-BC389215  Silene laciniata subsp. californica Alice Eastwood 1923-5-28 11972 Shasta Delta Comment
  CAS-BOT-BC389214  Silene laciniata subsp. californica Mary Strong Clemens 1920-7-28 s.n. Shasta Below Dunsmuir Comment
  CAS-BOT-BC389409  Silene lemmonii George W. Gillett 1953-8-13 328 Shasta Lassen Volcanic National Park. Two miles below Summit Lake on trail to Drakesbad 1905 Comment
  OBI77295  Silene lemmonii Anthony Baniaga 2011-6-18 375 Shasta Lassen NF. Along 26, W of hwy 89. Burney Mtn E quad. T34N R4E sec 15 SW of SW 1097 Comment
  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
  UCD99024  Silene suksdorfii Mary Ann Showers 1980-8-17 2000 Shasta on N and NW-facing slopes of Bumpass Mt. Lassen Volcanic National Park. 2651 Comment
  UCD99025  Silene suksdorfii Mary Ann Showers 1980-8-18 2004 Shasta below summit of Lassen Peak (above latrines) on south to SW-facing slopes. Lassen Volcanic National Park. 3078 Comment
  CHSC38077  Sisymbrium altissimum R. E. Preston 1983-7-14 331 Shasta At roadside, Subway Cave, ca. 1 mi N of Old Station. 1328 Comment
  UC429227  Sisyrinchium bellum Franklin P. Nutting Shasta Morley's Station Comment
  CAS-BOT-BC60844  Smelowskia ovalis George W. Gillett 1952-9-1 243 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3108 Comment
  UC429253  Smilacina racemosa Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 914 Comment
  JEPS62163  Smilax californica W. L. Jepson August, 1894 Shasta S<ims?> upper Sacramento River Comment
  PASA1236  Smilax californica Frank W. Peirson 1932-7-17 Shasta Wallace Ranch, Goose Valley 914 Comment
  RSA239300  Smilax californica Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42413 Shasta Shasta National Forest: On slopes above Castle Creek ca. 1 mile west of Castle Crags State Park. 762 Comment
  RSA25461  Solanum dulcamara C. Leo Hitchcock 1940-5-24 6547 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC35868  Solanum parishii S. B. Parish 1905-5-30 7899 Shasta 3 miles NE of Redding. Comment
  CDA6230  Solanum sarrachoides G. D. Barbe 1985-8-27 4245 Shasta The Island, south of Little Tule River, Fall River Valley, north of Glenburn. 0 Comment
  UCR57898  Solidago californica R. D. Goeden, Don W. Ricker 1989-8-24 890824- 20 Shasta Lassen National Forest, forest road 26, c. 3 mi west of Hot Creek 1200 Comment
  CHSC89670  Solidago velutina subsp. californica R. Fischer; J. Marr 2004-8-13 364 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7. 1011 Comment
  JEPS74078  Sorghum bicolor Virginia E. Long 1931-5-31 79 a Shasta e. of Cottonwood Ranch w. of Stocker's place Anderson Comment
  POM257062  Sorghum bicolor subsp. drummondii Virginia Long 1931-5-21 79 -a Shasta Along S.P. Railroad 132 Comment
  UC322  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CHSC42677  Sphenosciadium capitellatum Vernon Oswald 1986-6-27 2162 Shasta Wildcat R. S of Darrah Spring Fish Hatchery, just N of the North Fork of Battle Creek. 259 Comment
  CDA19064  Spiraea douglasii Carri Benefield 2000-8-7 s.n. Shasta Modoc Plateau; Above Thousand Springs, N of McArthur Rd, W of Big Lake and Fall River Valley. 0 Comment
  OBI9963  Spiraea douglasii H. E. McMinn 1931-6-26 2503 Shasta Near Dunsmon Comment
  UCD139030  Spiranthes porrifolia M. Vincent 1963-6-7 385 Shasta 2 miles south of Shasta Dam. Comment
  CAS-BOT-BC534893  Spirodela polyrhiza Herbert L. Mason 1955-6-8 14630 Shasta In a marsh at the bridge, west edge of Fall River Mill Comment
  CHSC88808  Stachys ajugoides var. rigida R. Fischer 2004-7-4 313 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at n. end Big Lake, western shore. In mdw. 1008 Comment
  UCLA70784  Stachys ajugoides var. rigida C. Epling 1938-6-13 Shasta Burney Falls Comment
  UCLA71605  Stachys ajugoides var. rigida C. Epling, Wm. Robison 1935-7-17 Shasta near Lava Tube; Lassen Park 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
  CAS-BOT-BC202913  Staphylea bolanderi H. L. Mason 1931-5-9 5875 Shasta Pitt River Comment
  UC869960  Staphylea bolanderi Mrs. A. L. Coombs 1915-7-9 Shasta Baird Comment
  CAS-BOT-BC391210  Stellaria longipes subsp. longipes Alice Eastwood 1912-6-29 819 Shasta Goose Valley Comment
  UC54471  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jun 1903 4158 Shasta near Bear Flat (ne Shasta County); Sierra Nevada Mountains 1280 Comment
  HSC48895  Stellaria nitens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9684 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC1558249  Stellaria umbellata Harold and Virginia Bailey 1948-8-25 3027 b Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC375636  Stephanomeria lactucina A. H. Kramer 1930-8-22 40 Shasta Prospect Pk., Lassen National Park Comment
  SEINET10959470  Stipa lemmonii A. Arthur Heller 1914-8-25 Heller 11694 Shasta Pacific Highway 15 miles south of Delta on a stony slope supporting a scattered growth of yellow pine. The plants grew in scattered tufts together with other herbaceous plants, there being no underbrush. Comment
  HSC101564  Stipa lemmonii var. lemmonii J. P. Smith, J. O. Sawyer 2010-5-7 12825 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  HSC101631  Stipa lemmonii var. lemmonii J. P. Smith 2010-6-24 12952 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  RSA657087  Stipa nelsonii subsp. nelsonii Lynn R. Firestone, Harold Firestone 1983-8-11 8335 Shasta Shasta County, In campground at SW entrance to Lassen Volcanic National Park Comment
  SJSU11283  Stipa occidentalis var. occidentalis S. H. Casey 1980-6-21 1176 Shasta Burney Falls, McArthur Burney State Park Comment
  CAS-BOT-BC87817  Streptanthus tortuosus Mrs. D. B. McAllister 1918-5-29 11 Shasta Ydaloom. Comment
  CAS-BOT-BC87818  Streptanthus tortuosus M. S. Baker; Frank Nutting 1894-5-21 s.n. Shasta Oak Run. Comment
  JEPS104883  Streptanthus tortuosus Dean W. Taylor 1993-7-9 13839 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  JEPS83797  Streptanthus tortuosus Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9717 Shasta along road to PG&E Pit 6 powerhouse; Pit River Canyon 743 Comment
  UC10919  Streptanthus tortuosus M. S. Baker and Frank Nutting 1894-5-21 Shasta Oak Run Comment
  UC956543  Streptanthus tortuosus Freed W. Hoffman 1948-7-2 2298 Shasta Hwy 299 6.8 mi ne Redding (base of bluffs on creek); Little Cow Creek 381 Comment
  SEINET10448526  Streptanthus tortuosus Mary Susan Taylor 1980-6-10 Taylor 2809 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  HSC27166  Streptanthus tortuosus var. tortuosus J. P. Smith, J. O. Sawyer 1972-6-8 5289 Shasta Hwy. 299, 5.2 mi. E of Buckhorn Summit 457 Comment
  JEPS95561  Streptanthus tortuosus var. tortuosus Vernon Oswald and Lowell Ahart 1984-5-6 6185 Shasta jct. of Backbone Rd. (34N02) and the spur trail to Clikapudi Trail, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake 350 Comment
  UC70344  Styrax officinalis var. redivivus Milo S. Baker 1900-4-30 Shasta near Toll House Cow Creek Canyon Comment
  CAS-BOT-BC64542  Styrax redivivus M. S. Baker 1900-5-11 s.n. Shasta Low Creek Canyon. Comment
  CAS-BOT-BC64543  Styrax redivivus Elmer I. Applegate 1929-6-18 5749 Shasta Pollock, Sacramento River, 20 mi. n. of Redding. Comment
  CAS-BOT-BC64545  Styrax redivivus C. L. Hitchcock 1940-5-20 6486 Shasta 25 mi. e. of Redding. Comment
  RSA89371  Styrax redivivus E. K. Balls, Percy C. Everett 1953-10-14 18665 Shasta 10 mi E of Trinity-Shasta Co line, Hwy 299. 244 Comment
  HSC8429  Swertia albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 mi. E of Redding. 152 Comment
  SD104439  Swertia albicaulis var. nitida Reid Moran 1978-6-24 26059 Shasta Ridge west of Little Roaring Creek. 800 Comment
  UC1123443  Swertia albicaulis var. nitida H. R. Josephson 1933-6-22 25 Shasta Whiskey Creek Weaverville Quad. 548 Comment
  JEPS78521  Symphoricarpos mollis E. B. A. 1959-8-20 44 Shasta 6 mi ne Big Wheels 1280 Comment
  UC892665  Symphyotrichum ascendens E. G. Anderson 1935-8-29 Shasta Dersch Meadows Lassen Volcanic National Park 1981 Comment
  CHSC89775  Symphyotrichum bracteolatum R. Fischer 2004-7-3 329 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, W shore of Big Lake. Also at Crystal Springs. 1008 Comment
  UC1544795  Symphyotrichum bracteolatum Almut G. Jones 1986-8-25 7265 Shasta Hat Creek area Hat Creek (along creek (along Hwy. 89) near Old Honn Homestead) 1400 Comment
  UC1544793  Symphyotrichum spathulatum Almut G. Jones 1986-8-25 7262 Shasta near, Hat Creek area Old Honn Homestead; Hat Creek 1400 Comment
  UC1558231  Symphyotrichum spathulatum Harold and Virginia Bailey 1948-8-27 2918 a Shasta Hat Creek at place where Badger Flat Rd. crosses creek Lassen Volcanic National Park 1920 Comment
  CHSC89704  Taraxacum officinale R. Fischer; J. Marr 2004-8-15 378 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Lava Springs Trail at camp 5, Crystal Springs. 1010 Comment
  CAS-BOT-BC85229  Taxus brevifolia Lyman Benson 1930-7-19 2228 Shasta N. Sierra Nevada, E. of Round Mt., Hatchet Creek 1219 Comment
  CAS-BOT-BC85274  Taxus brevifolia W. R. Dudley 1899-8-17 s.n. Shasta Along Stage Road, west of Burney Valley, on the Divide Creek 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
  CAS-BOT-BC399868  Thalictrum polycarpum L. E. Smith 1913-5-6 179 Shasta Pitt Comment
  CHSC101486  Thermopsis californica var. argentata Samantha Mackey Hillaire 2008-8-5 1259 Shasta In the SW corner of Burney Valley, southwest of Burney Creek and northwest of the town of Burney. To the west and north of a small substation in the meadow. 963 Comment
  POM260741  Thermopsis californica var. argentata Alice Eastwood, J. T. Howell 1940-6-11 s.n. Shasta Near Fall River Mills Comment
  JEPS96535  Thermopsis macrophylla var. argentata Dean W. Taylor 1993-5-2 13416 Shasta Fulhart Gap, on jeep road between summit of ridge and South Cow Creek, 579 Comment
  SBBG2604  Thlaspi californicum H. and M. Dearing 1939-6-30 3766 Shasta Scott Mtn Divide 1676 Comment
  JEPS62177  Tofieldia occidentalis subsp. occidentalis Chestnut and Drew 1891-1 Shasta Lassen's Peak Comment
  HSC48529  Tonella tenella Mark Flippo 1978-5-13 55 Shasta Basin Gulch Campground Comment
  JEPS105239  Tonella tenella Dean W. Taylor 1993-6-2 13544 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  JEPS91120  Tonella tenella Dean W. Taylor 1993-4-30 13390 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  UC1035018  Torilis arvensis subsp. arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along US Highway 299 ca. 6 mi W of Round Mt. Comment
  SEINET8046893  Toxicodendron diversilobum R. Adamson 1964-4-27 s.n. Shasta 5 miles SW of Shingletown on Highway 44. 457 Comment
  UC584278  Tragopogon pratensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2412 Shasta Burney 1060 Comment
  CAS-BOT-BC519576  Triantha occidentalis subsp. occidentalis Hans Leschke 1960-9-8 1794 Shasta Lassen Volcanic National Park, Little Hot Springs Valley 2240 Comment
  CHSC34355  Trichostema oblongum J. D. Prouty 1981-7-21 1252 Shasta Vernal pool-reservoir, drying margin. 1097 Comment
  CHSC93222  Trichostema simulatum R. Fischer 2005-7-18 459 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, near the old homestead, on the western border of the park. Population near gated entrance to park. 1013 Comment
  CHSC4726  Trientalis latifolia R. Carter 1966-5-14 396 Shasta Sweetbriar. Found ca. 130 yds. S of bridge over Sacramento R. on E side of river, growing in deep shade along W side of road. 609 Comment
  UC73548  Trientalis latifolia Milo S. Baker before February, 1906 Shasta Hatchet Creek Comment
  SJSU3776  Trientalis latifolia C. W. Sharsmith 1963-6-15 7070 Shasta Viola 1341 Comment
  UC866862  Trifolium albopurpureum L. E. Smith 1913-5-2 Shasta Cottonwood Comment
  CHSC84111  Trifolium bifidum var. decipiens Lowell Ahart; John Dittes 2003-5-12 10147 Shasta About 100 yards east of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS28478  Trifolium cyathiferum George W. Gillett 1957-8-20 1109 Shasta above cabins (in Aspen Grove, Broeoff Meadows); Lassen Volcanic National Park 1920 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
  UC70389  Trifolium depauperatum var. depauperatum Milo S. Baker 1896-5-1 23 Shasta near Redding (Millsville Rd) 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
  UC1537077  Trifolium eriocephalum var. eriocephalum Gordon H. True 1938-5-24 940 Shasta btew Lake Brtton and Pit #4 (Rock Creek) Comment
  UC968632  Trifolium eriocephalum var. eriocephalum C. L. Hitchcock 1940-5-23 6516 Shasta ca 1/4 mi s Burney Comment
  UC1543870  Trifolium kingii var. productum Harold and Virginia Bailey 1948-8-25 2990 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC501577  Trifolium kingii var. productum Frank W. Peirson 1932-7-13 10177 Shasta s Burney (1000-Lake Basin) 1950 Comment
  UC1543867  Trifolium monanthum Harold and Virginia Bailey 1948-8-25 2970 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC35541  Trifolium oliganthum J. P. Smith; J. O. Swayer, T. W. Nelson 1978-4-9 9662 Shasta County Rd A16, 4.0 miles from its junction with State Route 36. 731 Comment
  SEINET7067186  Trifolium olivaceum A. G. Vestal 1947-5-2 s.n. Shasta About 0.5 mile southeast of Cottonwood Road (A 5, Bowman Road) on Route 16. Coordinate datum: NAD27. Comment
  UCSC008081  Trifolium piorkowskii Randall Morgan 2010-5-27 5034 Shasta Comment
  CHSC4547  Trifolium pratense J. E. Bowlin 1967-7-18 53 Shasta Near railroad track running along the Sacramento River above Shasta Dam, and near Dunsmuir. Comment
  CAS-BOT-BC230728  Trifolium productum E. V. Jotter 1911-6-12 s.n. Shasta Trinity National Forest 457 Comment
  CHSC992  Trifolium variegatum var. variegatum P. Delaplane 1965-4-3 63 Shasta Fairly abundant along roadside on N side of Hwy 299, ca. 8 mi. NE of Bella Vista. 914 Comment
  UC631386  Trifolium variegatum var. variegatum G. J. Young July 1912 Shasta Castella Comment
  SEINET7073562  Trifolium willdenovii 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
  UC631598  Trifolium willdenovii A. A. Heller 1918-5-12 13022 Shasta on the McCloud River near the fish hatchery McCloud River 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
  CHSC33845  Trillium ovatum subsp. oettingeri J. D. Prouty 1981-8-3 1277 Shasta 1706 Comment
  CHSC24833  Triphysaria eriantha Ron Stewart 1976-4-24 1 Shasta 40 yds e of Ponderosa Way and .3 mi n of Inwood Rd. 518 Comment
  SEINET13750275  Triphysaria eriantha L. C. Wheeler 1935-3-30 3384 Shasta 3 miles northeast of Redding, between Boulder and Churn Creeks 198 Comment
  UC719295  Triphysaria eriantha subsp. eriantha F. G. Meyer 1938-4-3 1322 Shasta 12 mi n Redding Comment
  CAS-BOT-BC200259  Trisetum spicatum George W. Gillett 1957-8-8 982 Shasta Lower south-east slopes of Lassen Peak, beyond first switchback above the Hemlock Flat 2651 Comment
  UC1738787  Trisetum spicatum Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5445 Shasta Lassen National Forest, Thousand lakes Wilderness, vicinity of Magee Peak 2499 Comment
  JEPS64197  Triteleia hyacinthina Alice King May 1921 Shasta Anderson Comment
  SEINET188105