Search Results — 2000 specimen records retrieved (1382 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CDA33505  Acacia dealbata L. Lindstrand 2007-12-7 Shasta In the vicinity of Enterprise: Sacramento River, 0.2 miles south (downstream) of Highway 44 Bridge. Comment
  CAS-BOT-BC330592  Acer circinatum Lyman Benson 1930-7-18 2221 Shasta E of Round Mt., northern Sierra Nevada, Hetchet Creek 1219 Comment
  RSA14366  Acer circinatum Elmer I. Applegate 1921-10-16 3393 Shasta Castle Craggs, Sacramento River Comment
  RSA67249  Acer circinatum Philip A. Munz 1951-9-15 16987 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  UC1179053  Acer circinatum Herbert L. Mason 1947-7-8 13284 Shasta on Highway #299 just e Hatchet Creek Summit; just e of Hatchet Creek Summit 1219 Comment
  UC18087  Acer circinatum Milo S. Baker 1893-8-15 Shasta Bear Valley Mts. Comment
  UC54491  Acer circinatum H. M. Hall and E. B. Babcock June, 1903 4018 Shasta Delta Sierra Nevada Mountains, Delta 396 Comment
  CAS-BOT-BC330575  Acer circinatum Alice Eastwood 1971-9-2 6680 Shasta Shasta Springs Comment
  CAS-BOT-BC330597  Acer circinatum Rimo Bacigalupi 1934-9-7 2331 Shasta Mouth of Castle Creek, 0.5 mi from Castella, northwestern part of county Comment
  CHSC3437  Acer macrophyllum Judy Potter 1966-5-13 263 Shasta Seetbriar, Shasta Co., California US 99 1 mile south Castella. 548 Comment
  CDA35551  Acer macrophyllum T. C. Fuller 1958-4-15 4756 Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  CAS-BOT-BC210708  Achnatherum lemmonii A. A. Heller 1914-8-25 11694 Shasta On the Pacific Highway 15 miles south of Delta 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
  RSA129503  Achnatherum lemmonii var. lemmonii C. J. Kraebel 1934-5-6 28 Shasta North Fork of Squaw Creek 1220 Comment
  CAS-BOT-BC216414  Achnatherum lettermanii Roxana S. Ferris; Laura Lorraine 1941-8-10 10448 Shasta Upper meadows of Kings Creek, Lassen National Park 2240 Comment
  SEINET7593420 Image available Achnatherum occidentale George W. Gillett 1957-1 739 Shasta Lassen Volcanic National Park, summit (margin) of Crescent Crater in breach of Crater. 2438 Comment
  CAS-BOT-BC210851  Achnatherum occidentale subsp. californicum Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  SEINET232910  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-11 8336 Shasta Lassen Volcanic NP ; Campground at SW entrance to Lassen Volcanic NP. 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
  UCD123147  Achnatherum occidentale subsp. californicum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7399 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UCD54021  Achnatherum occidentale subsp. californicum G. F. Hrusa; T. D. Wilfred 1996-7-22 13350 Shasta Along Hwy 89, approx. 2 m. N. of intersection with USFS S16. 472 Comment
  CDA10988  Achnatherum occidentale subsp. pubescens G. F. Hrusa 1991-6-27 8480 Shasta Pit River Drainage; Flats above Pit River on S bank. approx. 1.5 miles W of Powerhouse #1. Comment
  UCD50953  Achnatherum occidentale subsp. pubescens G. F. Hrusa; T. D. Wilfred 1996-6-11 13016 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  CHSC871  Acmispon denticulatus M. Underhill 1952-6-29 Shasta 76 Comment
  HSC2125  Acmispon nevadensis var. nevadensis C. L. Hitchcock 1940-5-25 6586 Shasta Pit Dam, Power Plant, 2 mi. W of Fall River Mills. 1341 Comment
  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
  CHSC48681  Aconitum columbianum var. columbianum V. Oswald; C. Bordin 1984-7-20 1608 Shasta Paradise Meadow in Lassen National Park. On the w edge of the meadow. 2145 Comment
  SJSU1561  Actaea rubra C. W. Sharsmith 1954-6-25 6201 B Shasta Viola 1341 Comment
  CAS-BOT-BC29312  Adenocaulon bicolor H. M. Hall; E. B. Babcock 1903-6-29 4284 Shasta North Fork Battle Creek, Mount Lassen 1219 Comment
  CHSC9481  Adenostoma fasciculatum G. Strausbaugh 1970-5-30 90 Shasta Shore opposite Oak Bottom Marina, ca. 50 ft. above lake on open hillside just beyond edge of dense Manzanita grove. 371 Comment
Read comments
May 8 2009
  JEPS95321  Adiantum shastense Vernon H. Oswald and L. Ahart 1994-4-27 6121 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. 0.34 mi E (clockwise) of the trailhead 335 Comment
  CHSC118211  Adiantum shastense Len Lindstrand III 2015-5-15 21239 Shasta Blue Ridge, west of Allie Cove, approximately 1.3 mi northeast of South Gray Rocks. UTM 10T 0560506E/4512355N. 335 Comment
  CHSC118404  Adiantum shastense Len Lindstrand III 2015-2-26 21224 Shasta Ridge south of Nawtawaket Creek. UTM 10N 0563813/4533439 381 Comment
  CHSC118634  Adiantum shastense Len Lindstrand III 2014-12-9 21214 Shasta Slopes SW of North Gray Rock/Shasta Caverns and N of Marble Creek; eastern Klamath ranges. UTM Zone 10T, NAD83 560060m E, 4515673m N. 365 Comment
  HSC104368  Adiantum shastense Len Lindstrand III 2015-1-6 21215 Shasta Slope above Little Cow Creek, approx. 0.75 mi. N-NE of Ingot and 0.15 mi. N of Afterthought Mine 366 Comment
  HSC104383  Adiantum shastense Len Lindstrand III 2015-5-7 21233 Shasta North slope of Backbone Ridge, SE of Sugarloaf Creek 488 Comment
  HSC13489  Aesculus californica R. Spellenberg 1964-6-18 469 Shasta E side of Buckhorn Mtn. on Hwy. 299, 10 mi. W of Whiskeytown Comment
  UCD117144  Aesculus californica K. M. Meyer; A. Townesmith 2007-7-25 158 Shasta Shasta County. 503 Comment
  CHSC85461  Agastache parvifolia G. F. Hrusa; T. D. Wilfred 1996-6-10 12991 Shasta Northern California. Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1555 Comment
  HSC94097  Agastache parvifolia G. Fred Hrusa, T. D. Wilfred 1996-6-10 12991 Shasta NW side of Hwy. 44 1 mi. SW of USFS N12 to Twin Bridges, near summit of large volcanic lava flow 1555 Comment
  UCLA72474  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-10 10482 Shasta between boundary of Lassen National Park and Old Station 5 1/2 mi s Old Station ([Hat Creek drainage]); btw Lassen National Park and Old Station [Hat Creek drainage Comment
  JEPS89522  Ageratina occidentalis G. L. Stebbins 1967-9-9 Shasta along Squaw Creek Squaw Creek 457 Comment
  CAS-BOT-BC21352  Agoseris aurantiaca var. aurantiaca Hans Leschke 1960-8-10 1762 Shasta Badger Flat 1912 Comment
  CAS-BOT-BC21353  Agoseris aurantiaca var. aurantiaca George W. Gillett 1957-8-8 1001 Shasta above Hat Lake, near Paradise Meadow Trail. 1981 Comment
  JEPS36290  Agoseris grandiflora var. grandiflora W. L. Jepson 1914-8-10 5758 Shasta dry fields in, ne Shasta Co Upper Fall River Valley 1036 Comment
  CAS-BOT-BC46145  Agoseris heterophylla Ellsworth Bethel 1923-5-7 s.n. Shasta Montgomery Creek Comment
  JEPS28744  Agoseris monticola George W. Gillett 1957-8-10 1026 Shasta saddle between Pilot Pinnacle and Ski Heil Pilot Pinnacle; Lassen Volcanic Natl. Park 2636 Comment
  HSC67982  Agoseris retrorsa J. P. Smith, J. O. Sawyer 1975-6-23 8310 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  RSA733914  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta Castle Crag. Dry banks of a drainage channel along the railroad at Castle Crag. 640 Comment
  SEINET3916245  Agrostis exarata Beecher Crampton 1956-8-20 3772 Shasta Castle Crag.; 0 640 Comment
  UC1037263  Agrostis exarata Leo Whitney 1934-7-1 50 Shasta Shasta Springs Comment
  CAS-BOT-BC139365  Agrostis idahoensis Harold Bailey; Virginia Bailey 1948-8-25 3015 a Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  SBBG26325  Agrostis idahoensis B. Crampton 1964-8-26 7175 Shasta Emerald Lake 2438 Comment
  CAS-BOT-BC138702  Agrostis scabra John Thomas Howell 1960-8-22 36338 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  UCD32842  Agrostis stolonifera Beecher Crampton 1964-8-26 7181 Shasta Shasta County, Castle Crag, 3 miles south of Dunsmuir, Sacramento River. 670 Comment
  UCD53452  Agrostis stolonifera Beecher Crampton 1964-8-26 7181 Shasta Castle Crag, Sacramento River. Comment
  UCD53617  Agrostis stolonifera A. A. Beetle 1941-6-30 2845 Shasta lassen National Forest, 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. Comment
  JEPS68423  Aira caryophyllea J. W. Blankinship 1911-5-5 Shasta Reading; <=Redding> Comment
  UCD55703  Aira caryophyllea Leonard 1919-6-18 x 3107 Shasta Redding. Comment
  CHSC8756  Alisma gramineum S. Chulasmai 1966-4-30 12 Shasta Vernal pond 0.5 mile from Hat Creek River. Comment
  RSA726766  Alisma lanceolatum R. Fischer 2006-7-23 899 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1009 Comment
  UC985657  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-6-15 777 Shasta junction of Pit River and Hat Creek, at Highway 299 Pit River, Hat Creek Comment
  JEPS128436  Allium Julie Kierstead Nelson with Len Lindstrand III 2015-4-22 2015 -027 Shasta Summit of Minnesota Mountain, eastern Klamath Range, east of I-5; north side of Shasta Lake between McCloud and Squaw Creek arms. Comment
Read comments
Oct 25 2018
  SEINET3883730  Allium acuminatum D. W. McNeal 1980-6-6 2367 Shasta Beside Hwy. #89, 9.9 mi. NW of the jct. of Hwy. #299.; 0 Comment
  JEPS118138  Allium amplectens Dean Wm. Taylor with Glenn Clifton 1990-6-11 10853 Shasta ca. 2.5 air miles NW of Shingletown, at S base of Di Hill. Along right of way of Pacific Gas Pipeline 670 Comment
  UCR206377  Allium amplectens George K. Helmkamp, E. A. Helmkamp 2009-6-13 15006 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC462362  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-21 1838 Shasta 5 miles N of Redding Comment
  CAS-BOT-BC462367  Allium amplectens E. K. Balls; L. W. Lenz 1956-6-19 21832 Shasta 2 mi. S along road to Manton from turn-off Hwy. 44 at Shingletown; Foothill Wd. Plant Community 914 Comment
  RSA367060  Allium amplectens Christopher Davidson 1975-6-6 2714 Shasta Ca. 20 miles E of Redding on Highway 44. 640 Comment
  RSA27022  Allium bolanderi C. L. Hitchcock 1940-5-20 6488 Shasta 25 miles east of Redding. Comment
  JEPS105074  Allium falcifolium Dean W. Taylor 1993-6-2 13542 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  CAS-BOT-BC475450  Allium serra H. E. Brown 1897-5-15 s.n. Shasta Near Pit River Ferry Comment
  RSA67250  Alnus incana subsp. tenuifolia P. A. Munz 1951-9-15 16988 Shasta 2 miles east of Burney. 915 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
  UCD55828  Alopecurus aequalis Beecher Crampton 1954-7-9 2204 Shasta along US Hwy. 299, 1.8 miles west of Burney. 914 Comment
  JEPS60522  Anemone drummondii Chestnut and Drew Shasta Mt. Lassen Comment
  UC118856  Anemone drummondii H. E. Brown May 15 1897-May 28 1897 Shasta near Pit R. Ferry 213 Comment
  CHSC48693  Anemone occidentalis Vernon Oswald 1986-8-20 2287 Shasta North side of Emerald Lake, Lassen Volcanic National Park. On the edge of the lake. 2468 Comment
  CAS-BOT-BC391947  Anemone occidentalis Blanche Clear 1940-7-30 s.n. Shasta Paradise Meadow, Lassen Volcanic Park Comment
  CHSC3457  Anemone oregana Judy Potter 1966-4-2 Shasta Robinson's yard Sweetbrier. 1 mile south Castella US 99. 548 Comment
  JEPS16083  Angelica breweri W. L. Jepson 1929-9-30 15330 Shasta Manzanita Lake, Lassen Peak Lassen Peak; Manzanita Lake, Lassen Peak 1828 Comment
  HSC71319  Angelica breweri J. M. DiTomaso 1980-8-26 1928 Shasta 5.7 mi W of Burney on Hwy. 299. 1/2 mi E of pass. 1250 Comment
  RSA77498  Angelica californica F. W. Peirson 1932-7-17 10334 Shasta moist shaded places, Wallace Ranch, Goose Velley. 915 Comment
  UC1576751  Anisocarpus scabridus Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer, and Roy Buck 1987-6-28 9089 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages Grizzly Peak Comment
  CAS-BOT-BC59323  Antennaria argentea Alice Eastwood; John Thomas Howell 1940-6-11 7944 Shasta Near McArthur Comment
  POM260472  Antennaria argentea C. L. Hitchcock 1940-5-26 6616 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  CAS-BOT-BC77344  Antennaria media Hans Leschke 1954-7-5 s.n. Shasta Hat Lake 1965 Comment
  CAS-BOT-BC77287  Antennaria microphylla Mrs. R. M. Austin 1894-6-1 s.n. Shasta Near Willow Creek Comment
  CDA32901  Anthoxanthum aristatum Ed Finley 2009-4-29 PDR# 1303781 Shasta In the vicinity of Redding, along edge of Logan Road, near Old Highway 44. 0 Comment
  JEPS87075  Antirrhinum cornutum J. Kierstead 1991-6-7 91 -59 Shasta Shasta-Trinity National Forests: Shasta Lake Ranger Dist., west side of Shasta Lake (accessible by boat, not road). Old road bed leading to Golinsky Mine 457 Comment
  CHSC98792  Antirrhinum vexillo-calyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -043 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms. 365 Comment
  JEPS117865  Antirrhinum vexillocalyculatum subsp. breweri Julie Kierstead Nelson 2006-11-8 2006 -43 Shasta Bully Hill Mine, north side of Shasta Lake at confluence of Squaw Creek and Pit River arms 365 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
  UCD56279  Apera interrupta Dan Marcum 1982-6-22 s.n. Shasta on Fall River Ranch. Comment
  CDA20176  Apera interrupta V. Popescu 2003-6-9 s.n. Shasta Northern California; Grassland S of Pittville. 0 Comment
  UCD67683  Apocynum androsaemifolium D. Sanchez-Mata 1996-6-30 s.n. Shasta Lassen National Forest-Lassen Volcanic National Park. 1700 Comment
  CAS-BOT-BC397925  Aquilegia formosa Hans Leschke 1958-8-16 1538 Shasta Lassen Volcanic National Park 1981 Comment
  CHSC96262  Aquilegia formosa R. Fischer 2006-10-25 950 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western edge of Ja-She Springs at a spring inlet. 1008 Comment
  UCD95539  Aquilegia formosa G. F. Hrusa; T. D. Wilfred 1996-6-11 13053 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
  CHSC89653  Aquilegia formosa var. formosa R. Fischer; J. Marr 2004-9-27 339 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She pond. 1010 Comment
  RSA0069373  Arabidopsis thaliana Dean W. Taylor, Cajun James 2014-4-11 21471 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  HSC46282  Arabis breweri var. breweri Stephen Plant 1978-5-13 242 Shasta Beegum Gorge Rd. (USFS Rd. 1S02) 976 Comment
  HSC6526  Arabis glabra W. L. Jepson 1940-7-4 20129 Shasta Little Hatchet Creek 1159 Comment
  HSC45451  Arabis glabra M. Alcasas 1978-5-14 89 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36, end of campground beside access road to creek 861 Comment
  RSA0125753  Arabis glabra Lyman Benson 1930-7-18 2225 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  RSA0125801  Arabis glabra C. L. Hitchcock 1940-5-24 6550 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA0129806  Arabis platysperma F. W. Peirson 1932-7-10 10153 Shasta Thousand-Lake Basin. 1951 Comment
  RSA0128870  Arabis suffrutescens Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA0014267  Arbutus menziesii Justin M. Wood 2010-9-2 2561 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
  SEINET12010894  Arbutus menziesii C. S. Kaut 2000-1 10 Shasta Redding, Caldwell Park Comment
  SEINET2471394  Arceuthobium californicum R. L. Mathiasen 2008-9-15 2008 -28 Shasta 3.5 km SE of Bartle on St. Rte. 89 1225 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
  UC1078857  Arceuthobium campylopodum Job Kuijt 1957-5-21 1365 Shasta 22 mi n Lassen Park entrance (on Hwy 89) Comment
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  CAS-BOT-BC407788  Arceuthobium campylopodum Lewis S. Rose 1945-9-3 45229 Shasta Manzanita Lake 1783 Comment
  UC1078859  Arceuthobium douglasii Job Kuijt 1957-5-22 1367 Shasta Hwy 89 at Pondosa junction Comment
  CHSC110789  Arctostaphylos klamathensis Dean Wm. Taylor 2012-8-22 21309 Shasta Trinity Mountains; headwaters Shoemaker Gulch (ca. 1 air mail NE of Red Mountain). 1841 Comment
  UCD50655  Arctostaphylos malloryi James I. Mallory 1968-4-1 281 Shasta Ridge 1 mile north of Copley Mountain. 990 Comment
  UCSB24367  Arctostaphylos manzanita Favere, R. 1968-3-26 Shasta On Gibson road; 30 miles north of Redding; off U.S. 5; Cascade Mountains 579 Comment
  CAS-BOT-BC38647  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory; Albert Seneres; Steve Edwards 1981-2-20 s.n. Shasta From Shingletown Comment
  RSA381049  Arctostaphylos manzanita subsp. wieslanderi J. Mallory, Roman Gankin, Bob Powell, Jack Major 1962-3-15 347 Shasta 1/2 mile S of Hwy 44 on Darrah Springs road, in vicinity of Shingletown. Comment
Read comments
Apr 28 2010
  CAS-BOT-BC38648  Arctostaphylos manzanita subsp. wieslanderi Roman Gankin 1962-3-15 346 Shasta Half mile s. of hwy. 44 on Darrah Springs Road in eastern Shasta County. Comment
  CAS-BOT-BC45466  Arctostaphylos nevadensis Mrs. H. P. Bracelin 1931-5-30 388 Shasta Mt. Lassen National Park. Comment
  HSC32252  Arctostaphylos nevadensis J. O. Sawyer 1971-7-8 2414 Shasta Bully Choop 1951 Comment
  JEPS91230  Arctostaphylos nevadensis Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4898 b Shasta Magee Peak, Thousand Lakes Wilderness, Lassen National Forest 2438 Comment
  RSA70832  Arctostaphylos nevadensis F. W. Peirson 1932-7-10 10191 Shasta Interlake Area, Thousand-Lake Basin. 1951 Comment
  UC501455  Arctostaphylos nevadensis Frank W. Peirson Jul 10 1932-Jul 16 1932 10191 Shasta s Burney; 1000-Lake Basin 1950 Comment
  CAS-BOT-BC46529  Arctostaphylos patula Richard R. Halse 1988-2-21 3551 Shasta Along Interstate hwy. 5, near the Flume Creek Road Exit, 4.1 mi. s. of Castella. 540 Comment
  CAS-BOT-BC46536  Arctostaphylos patula Mrs. Eric Anderson 1923-4-19 s.n. Shasta Shasta Springs. Comment
  HSC101866  Arctostaphylos patula J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-23 13394 Shasta Along East County Line Road. 1428 Comment
  JEPS38844  Arctostaphylos patula W. L. Jepson 1914-8-11 5770 Shasta ne Shasta Co. Upper Fall River Valley 1036 Comment
  UC2062563  Arctostaphylos patula Belinda Lo with Kellie Eldridge 2017-8-17 370 Shasta SHASTA COUNTY: Shasta-Trinity National Forest, southeast of Goat Camp and just east of road U29N28E. Comment
  UCD53301  Arctostaphylos patula G. F. Hrusa 1996-5-2 12881 Shasta Lassen National Forest. 1/2 mile S of Old Station Trailer Park along Hwy 44-89. 1475 Comment
  CAS-BOT-BC46541  Arctostaphylos patula C. Hart Merriam 1925-10-5 s.n. Shasta Western slope between Montgomery Creek and Burney. Comment
  CHSC33079  Arctostaphylos patula subsp. patula J. P. Smith; J. O. Sawyer 1975-6-23 8316 Shasta Slopes of Buckhorn Bally 3.5 miles south of State Route 299 at Buckhorn Summit on road to Bully Choop. 1524 Comment
  CHSC117987  Arctostaphylos viscida Gerhard Larsen 2015-5-5 Shasta Hartnell Road near Airport Road 126 Comment
  SEINET11987121  Arctostaphylos viscida J. Mallory, Seneres, A.; Edwards, S. 1981-1 s.n. Shasta Sacramento Valley floor at Redding, US Forest Service smoke jumpers center Comment
  CAS-BOT-BC47034  Arctostaphylos viscida subsp. viscida A. A. Heller 1928-2-11 14475 Shasta Between Anderson and Cottonwood along the Pacific Highway. Comment
  CAS-BOT-BC47036  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1964-2-1 824 Shasta 3 mi. e. of Anderson. Comment
  UC1388340  Arctostaphylos viscida subsp. viscida Freed W. Hoffman 1946-5-28 996 Shasta Burney Park Comment
  UC1409000  Arctostaphylos viscida subsp. viscida Robert F. Thorne, L. DeBuhr, and C. W. Tilforth 1972-9-21 42392 Shasta Castle Crags State Park 701 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
  UC465582  Arenaria kingii var. glabrescens Mrs. R. M. Austin Aug 1899 504 Shasta Lassens Peak Comment
  HSC49792  Arenaria serpyllifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9850 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  UC70394  Argemone rotundata Milo S. Baker 1898-7-11 391 Shasta Stage road near Hat Creek Comment
  CAS-BOT-BC137545  Aristida oligantha Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mile north of). 131 Comment
  CAS-BOT-BC137546  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  POM257016  Aristida oligantha Virginia Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of ) 132 Comment
  UCD56504  Aristida oligantha Leonard 1919-6-18 x 3105 Shasta Redding. Comment
  JEPS32468  Aristolochia californica Mrs. C. F. Rose 1935-2-24 9 Shasta ca. 5 mi. w. Redding Comment
  RSA0034405  Aristolochia californica J. R. Shevock 1992-6-16 12191 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  UC1927952  Arnica chamissonis David Keil 2004-7-10 30324 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 36.386'N x 121 31.381'W Comment
  OBI65256  Arnica chamissonis David J. Keil 2004-7-10 30324 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 36.386'N x 121 deg. 31.381'W 1577 Comment
  UC832873  Arnica dealbata E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  CAS-BOT-BC295869  Arnica dealbata Paul F. Covel 1937-7-17 1043 Shasta Mt Lassen nat. Park, Manzanita Lake Comment
  UC1494014  Arnica discoidea Gerald B. Straley 1982-6-16 2333 Shasta at I-5 exit, (sw end of bridge across Slate Cr., n of Lake Shasta) Lamoine; Lake Shasta, Slate Creek Comment
  CHSC97784  Arnica longifolia L. P. Janeway 2007-9-3 9207 Shasta High Cascade Range. Southwest-facing slope high on Brokeoff Mountain, about 400 m west-northwest of the summit. 2755 Comment
  CAS-BOT-BC82767  Arnica mollis Hans Leschke 1959-8-10 1652 Shasta along stream above Soda Lake, Lassen Volcanic National Park 2407 Comment
  JEPS105124  Arnica mollis Dean W. Taylor 1993-7-9 13844 Shasta Shasta-Trinity National Forest; Echo Lake; ca. 8 air mi WSW of Dunsmuir Comment
  CHSC30203  Arnica venosa M. S. Taylor 1980-6-14 3128 Shasta S side of 33N21, ca. 10 mi W of Shasta Dam. 914 Comment
  CHSC30205  Arnica venosa M. S. Taylor 1980-7-14 3126 Shasta On S side of 33N05, ca. 9.4 mi W of Shasta Dam. 914 Comment
  UC217548  Arnica venosa L. E. Smith 1915-5-31 Shasta Iron Mountain 762 Comment
  UC53880 Image available Arnica venosa H. M. Hall and E. B. Babcock 1903-6-1 4013 Shasta Salt Creek Sierra Nevada Mountins; Salt Creek, Shasta Co., Sierra Nevada Mts. 426 Comment
  SEINET1783587  Arnica venosa Unknown s.n. Shasta Salt Creek [Sierra Nevada Mountains] 427 Comment
Read comments
Jan 25 2015
  HSC100844  Arundo donax J. P. Smith 2009-9-29 12684 Shasta Roadside along Hwy 299 west of Redding, near highway marker 1950 300 Comment
  CHSC4629  Asarum caudatum R. Carter 1966-5-14 394 Shasta Found ca. 125 yds. S of bridge over Sacramento R. on E side of river, along W side of road, Sweetbriar. 609 Comment
  CAS-BOT-BC400514  Asarum caudatum Julie Kierstead Nelson 2006-5-10 2006 -004 Shasta Confluence of Goods Creek & South Fork Goods Creek at junction of Hwy. 36W and Rd. 29N28, about 50 miles W of Red Bluff 1036 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
  POM279302  Asarum caudatum Lyman Benson 1930-7-18 s.n. Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CAS-BOT-BC400689  Asarum hartwegii F. Almeda; R. Eisenhardt 1995-5-29 7415 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
  HSC30069  Asarum hartwegii D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19096 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. 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
  RSA748472  Asarum hartwegii K. M. Meyer, A. Townesmith 2007-7-25 163 Shasta Shasta-Trinity National Forest. 7.3 miles W of State Route 299, on Fender s Ferry Rd. (FS Rd. 34N17) 240 Comment
  POM188000  Asarum hartwegii Marcus E. Jones 1931-7-17 s.n. Shasta Shasta City (Session s). Comment
  RSA239244  Asarum hartwegii Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42404 Shasta Shasta National Forest, Dry slope above Castle Creek c. 1 mile W of Castle Crags State Park 762 Comment
  RSA416098  Asarum hartwegii Christopher Davidson 1973-5-26 2162 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  UCD137852  Asarum hartwegii G. F. Hrusa 1992-5-1 10474 Shasta just north of Big Bend Road approximately 5 m from Hwy 299 along Big Bend Road. Comment
  SEINET188134  Asclepias cordifolia C. L. Hitchcock 1940-5-23 6513 Shasta Ca 1/4 mile south of Burney Falls. Comment
  HSC73458  Asclepias cordifolia Grunert 30 Shasta Top of first ridge S of Hwy. 36 ca. 200 yds. from stream. 820 Comment
  RSA113947  Asclepias cordifolia H. K. Sharsmith 1953-6-25 4355 Shasta Road to Peanut 1.4 miles beyond Wildwood, Trinity National Forest 1159 Comment
  CDA37942  Asclepias eriocarpa Jim Staggs 2012-7-1 PDR# 450 P06001794 Shasta Redding; Turtle Bay Arboretum. 0 Comment
  JEPS49966  Asclepias fascicularis A. A. Weigart 1922-8-22 Shasta Whitmore Comment
  HSC15324  Asparagus officinalis W. D. Stevens May 1963 13 Shasta 0.25 mi. down Week's Lane from Old Churn Creek Rd. Comment
  CAS-BOT-BC65873  Aspidotis densa Alice Eastwood 1912-8-22 1855 Shasta trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC68820  Aspidotis densa E. B. Copeland 1899-1-1 s.n. Shasta Base of Lassen's Butte Comment
  RSA246641  Aspidotis densa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42397 Shasta Shasta National Forest, Under rocks along banks of Castle Creek, 1 mile west of Castle Crags State Park in mixed evergreen forest. 762 Comment
  POM187913  Aster eatonii Marcus E. Jones 1931-7-16 29149 Shasta Pitt River Bridge. Comment
  POM203842  Aster occidentalis var. occidentalis J. T. Howell 1934-7-14 12412 Shasta 3 miles southwest of Fall River Mills Comment
  CAS-BOT-BC199140  Astragalus whitneyi var. siskiyouensis G. H. True 1938-5-26 943 Shasta Between Rock Creek and Lake Britton, near Burney. 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
  RSA0085399  Asyneuma prenanthoides Jim M. Andre, Tasha La Doux, Senna Andre, 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
  UC642526  Athyrium filix-femina var. cyclosorum W. Bridge Cooke 1939-7-21 13700 Shasta Municipal Spring above Howard Comment
  HSC72034  Athysanus pusillus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9603 Shasta Hwy. 36, 3.2 mi. from the Trinity Co. line 915 Comment
  SEINET7073563  Athysanus pusillus 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
  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
  UCR174141  Bacopa rotundifolia Daniel B. Marcum 2005-8-13 s.n. Shasta Fall River Valley 1006 Comment
  CAS-BOT-BC106568  Balsamorhiza deltoidea Alice Eastwood 1912-6-29 829 Shasta Goose Valley Comment
  CAS-BOT-BC16674  Barbarea orthoceras Hans Leschke 1959-8-6 1608 Shasta Lassen Volcanic National Park. Hat Lake. 1965 Comment
  CDA12983  Barbarea verna G. F. Hrusa 1996-4-3 12884 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  HSC100175  Beckmannia syzigachne J. P. Smith 2011-8-7 13356 Shasta Along Archie Brown Road, W of Glenburn. 1009 Comment
  UCD56791  Beckmannia syzigachne Malcolm A. Nobs; Calvin McMillan 1949-6-15 781 Shasta Shasta County.: At junction of Pitt River and Hat Creek at Highway 299. Comment
  RSA599746  Blennosperma nanum L. C. Wheeler 1935-3-31 3398 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks 198 Comment
  CAS-BOT-BC127966  Blepharipappus scaber Alice Eastwood; John Thomas Howell 1940-6-11 7947 Shasta Near McArthur Comment
  UC894095  Blepharipappus scaber C. L. Hitchcock 1940-5-24 6530 Shasta ca. 20 mi w of Fall River Mills (on Hat Creek); Hat Creek Comment
  CAS-BOT-BC127959  Blepharipappus scaber D. E. Breedlove 1962-6-12 3399 Shasta Along State Hwy. 89, 4.0 miles south of junction with U. S. Hwy. 299; Cascade Range 1021 Comment
  CAS-BOT-BC127965  Blepharipappus scaber Roxana S. Ferris; Laura Lorraine 1941-8-10 10487 Shasta State Highway #89 between Hat Creek Post Office and Shasta National Forest junction Comment
  POM260496  Blepharipappus scaber C. L. Hitchcock 1940-5-26 6612 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  JEPS28618  Boechera George W. Gillett 1957-7-13 767 Shasta Lower Kings Creek Meadow Lassen Volcanic National Park 2194 Comment
  JEPS25551  Boechera breweri subsp. shastaensis Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7176 Shasta Low Pass Creek canyon, drainage of Squaw Creek which flows into the Pit River arm os Shasta Lake Low Pass Creek 457 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
  CAS-BOT-BC14086  Boechera pauciflora A. A. Beetle; G. L. Stebbins 1942-5-29 3357 Shasta 12 miles east of Burney. 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
  UC1036199  Boechera platysperma George W. Gillett 1952-8-6 312 Shasta Lassen Peak summit area Lassen Volcanic National Park 2804 Comment
  CHSC569  Boechera retrofracta J. Wakeman; G. Wolf 1963-5-12 Shasta Deep in Burney Falls canyon. Comment
  CHSC89797  Boechera retrofracta R. Fischer; J. Marr 2004-5-26 430 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. Near shoreline. 1008 Comment
  UCD114462  Boechera retrofracta G. F. Hrusa; T. D. Wilfred 1996-6-11 13011 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer Park, and between USFS N99 and N91. Lassen National Forest. 1386 Comment
  UCD114117  Boechera subpinnatifida Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  POM254334  Boisduvalia stricta Alice Eastwood, John Thomas Howell 1940-6-11 7916 Shasta Near Fall River Mills Comment
  CHSC54508  Botrychium simplex var. compositum Vernon H. Oswald 1991-8-16 4825 Shasta Drainage on the northwest side of Lassen Hwy between Emerald Lake and the Picnic Area to the south. Lassen Volcanic National Park. 2453 Comment
  RSA768467  Brasenia schreberi Justin M. Wood 2010-9-2 2576 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  CAS-BOT-BC106306  Brickellia californica A. A. Heller 1920-8-4 13499 Shasta Pit River bridge on the State Highway, at the edge of the Pit River Comment
  CHSC65483  Brickellia grandiflora L. P. Janeway 1995-9-2 4909 Shasta About 2500 ft north of Bluejay Mountain; along Road 35N46 5.2 mi north of Fenders Ferry Road (Road 27). 929 Comment
  UC1540145  Brickellia greenei Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9235 Shasta Grizzly Peak, extreme ne portion of county (watershed divide between Pit and McCloud rivers) Northeastern California, Grizzly Peak 1889 Comment
  UCD129626  Brickellia greenei D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. Between West Sulphur Creek and Mill Creek Falls. 2010 Comment
  SEINET10570647  Brodiaea A. Arthur Heller 1941-6-24 Heller 16189 Shasta In loose clay and gravel in open places in the forest between Burney and Fall River Mills, near the junction with State Higheay #89. Transition Life Zone. Comment
  UCD77175  Brodiaea californica Robert E. Preston 2002-6-22 1887 Shasta Ca. 0.5 mi S of Montgomery Creek, along Hwy 299. 663 Comment
  CAS-BOT-BC478953  Brodiaea californica subsp. californica A. A. Heller 1905-5-25 7844 Shasta Dry gravelly hills in the western part of Redding Comment
  CAS-BOT-BC478960  Brodiaea californica subsp. californica R. F. Hoover 1968-5-28 11111 Shasta Redding Airport, Comment
  UC1392832  Brodiaea californica var. californica R. F. Hoover 1968-5-28 11111 Shasta Redding Airport Comment
  UC1442881  Brodiaea californica var. californica Theodore F. Niehaus 1966-4-24 651 Shasta 1.5 mi w Bear Creek Bridge (on Highway 44) Comment
  GMDRC6938  Brodiaea coronaria J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31406 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
  UCR206568  Brodiaea coronaria George K. Helmkamp, E. A. Helmkamp 2009-6-13 14989 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  CHSC96200  Brodiaea coronaria subsp. coronaria R. Fischer 2006-7-20 915 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected off east side of Rat Farm Road ca. 1 mile north of McArthur. Plant growing in a drainage swell on a sagebrush/Artemisia transmontane meadow. 1011 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
  SBBG16233  Brodiaea coronaria subsp. coronaria H. and M. Dearing 1938-6-30 2215 Shasta near Burney Comment
  UC153504  Brodiaea coronaria subsp. coronaria Milo S. Baker 1898-7-8 358 Shasta Stevens Comment
  UC1392706  Brodiaea minor R. F. Hoover 1968-5-28 11112 Shasta Redding Airport Comment
  CAS-BOT-BC484369  Brodiaea minor A. A. Heller 1940-5-28 15698 Shasta West of Stillwater Creek, along U. S. Highway #299, Comment
  SEINET188346  Brodiaea purdyi C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding 152 Comment
  UCD147038  Brodiaea rosea Robert E. Preston 2012-6-24 2881 Shasta 1 mi NNE of Pollard Flat, along Eagles Roost Rd. 443 Comment
  SEINET10872639  Bromus breviaristatus Billy Joe Cox 1971-6-10 Cox 3173 Shasta 15 mi s of weed on i-5. Comment
  UCD58287  Bromus carinatus A. A. Beetle 1942-5-20 3341 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  HSC101395  Bromus diandrus J. P. Smith 2010-6-8 12897 Shasta Along Iron Mountain Road, at junction of Sacramento River Rail Trail. 214 Comment
  JEPS111018  Bromus hordeaceus J. K. Nelson 2001-5-3 2001 -7 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  UCD58835  Bromus hordeaceus A. A. Beetle 1942-5-21 3316 Shasta 5 miles south of Ingot Redding Experimental Plot. Comment
  CDA35495  Bromus hordeaceus E. Finley 2003-5-2 PDR# 1035516 Shasta Redding; Logan Rd. 0 Comment
  UC34030  Bromus hordeaceus J. J. Chappell May 1902 Shasta Shasta County, California California; Shasta County, California Comment
  CHSC54547  Bromus inermis subsp. inermis Vernon H. Oswald 1991-8-16 4832 Shasta Lassen Volcanic Park. Lassen Hwy northeast of Diamond Pk, at Road Marker 11. 2255 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
  HSC46277  Bromus tectorum Christopher Knopp 1978-5-13 99 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC1131285  Bromus tectorum C. J. Kraebel 1934-5-6 22 Shasta North Fork Squaw Creek 1219 Comment
  CAS-BOT-BC161410  Bromus tectorum John Thomas Howell 1961-6-19 36519 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  CAS-BOT-BC185342  Calamagrostis canadensis Hans Leschke 1960-8-5 1684 Shasta Lassen Volcanic National Park. Between Summit Lake and Bear Lakes. 2133 Comment
  CAS-BOT-BC185347  Calamagrostis canadensis George W. Gillett 1957-8-2 966 Shasta Lassen Volcanic National Park. 0.25 mile below Summit Lake and 100 yards south of Corral Meadow trail. 2026 Comment
  CHSC8777  Callitriche hermaphroditica S. Chulasmai 1966-4-30 15 Shasta Hat Creek River. Comment
  RSA611381  Callitriche marginata L. C. Wheeler 1935-3-31 3391 Shasta 3 miles NE Redding: Between Boulder and Churn Creeks. 198 Comment
  CAS-BOT-BC80461  Calocedrus decurrens John Thomas Howell 1960-8-22 36421 Shasta 5.5 miles west of Park line on road to Viola Comment
  SEINET11051933  Calocedrus decurrens R. R. Halse 1988-2-21 3552 Shasta Along I-5, near the Flume Creek Road Exit, 4.1 miles S of Castella. 540 Comment
  CHSC27766  Calochortus coeruleus Robin Ondricek 1978-4-22 16 Shasta Ca. 32.2 mi ne of Redding, n side of Hwy 299, Montgomery Falls, Montgomery Creek. 621 Comment
  UC1731479  Calochortus coeruleus Dean W. Taylor 1993-6-15 13626 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) Comment
  UCD139502  Calochortus coeruleus G. F. Hrusa 1992-5-1 10451 Shasta approx. 2 m E. of Montgomery Creek. Comment
  CAS-BOT-BC132417  Calochortus longebarbatus Alice Eastwood 1912-6-29 955 Shasta Goose Valley Comment
  SEINET8495416 Image available Calochortus luteus var. oculatus A. A. Heller 1905-5-25 7845 Shasta Redding. Comment
  CAS-BOT-BC492559  Calochortus minimus Roxana S. Ferris; Laura Lorraine 1941-8-10 10480 Shasta Lassen Volcanic National Park, near Summit Lake 2042 Comment
  CAS-BOT-BC493088  Calochortus nudus A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  JEPS107989  Calochortus superbus Pete Figura 2005-6-23 156 Shasta Along Windy Point Road, near its junction with Hwy 299. Approx. 0.6 mi S of town of Montgomery Creek. 666 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
  CHSC13609  Calochortus tolmiei P. Matthews 1968-4-14 6 Shasta Found ca. 4 mi w of Shingletown, ca. 1/4 mi w of Nora Lake. 1066 Comment
  UC3381  Calochortus tolmiei M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  UC422994  Calochortus tolmiei Lewis C. Rosenbaum 1916-6-6 Shasta Sweetbriar Creek Castella 1066 Comment
  UCD111926  Calochortus tolmiei Christopher Mallek 2008-1 AC1- 9 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC494013  Calochortus tolmiei A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 42 Shasta Beegum Creek Trail, along Hwy 36 on the Shasta/Tehama border. Chaparral/riparian zone of Beegum creek 396 Comment
  CHSC25749  Caltha leptosepala var. biflora John Steiner 1977-6-9 70 Shasta Lassen Volcanic National Park. In a meadow 2.8 km e Lake Helen and 0.6 km n King's Creek. 2310 Comment
  RSA755746  Calycadenia ciliosa George K. Helmkamp, E. A. Helmkamp 2009-6-13 15000 Shasta Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  POM215698  Calycadenia ciliosa Jens Clausen 1932-9-16 661 Shasta 9 miles S of Redding on the road from Red Bluff. Comment
  CHSC65217  Calycadenia fremontii V. Parker 1994-6-6 643 Shasta On NW flank of Black Butte, at roadside near bridge over Lack Creek. Comment
  JEPS119452  Calycadenia fremontii George K. 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. Comment
  JEPS89001  Calycadenia fremontii Julie Kierstead 1992-8-14 92047 Shasta at intersection of Gibson Rd. and Highland Lakes Rd.; Shasta-Trinity National Forests, Gibson 487 Comment
  UC1584635  Calycadenia fremontii Dean W. Taylor 1988-8-8 10028 Shasta Burney, center of town along Hwy 299, adjacent and just w of Cal. Dept. of Trans. yard Modoc Plateau Comment
  UC595104  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, e side of town 945 Comment
  CAS-BOT-BC273359  Calycadenia fremontii G. D. Carr 1971-8-31 649 Shasta Gibson Rd and I-5 jct, 16 mi S of Dunsmuir 519 Comment
  CAS-BOT-BC273365  Calycadenia fremontii David D. Keck 1938-8-9 4886 Shasta Burney, east side of town 945 Comment
  CAS-BOT-BC273366  Calycadenia fremontii J. Clausen 1932-9-16 662 Shasta 3.5 miles south of Redding Comment
  CHSC118642  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca. 1/2 mi N of Sheridan Cr. V.I. Vexnor Property, (In 1984, Rte 2, Box 790, Shingletown 96088). 465 Comment
  HSC86886  Calycadenia fremontii J. D. Prouty 1981-6-2 1180 Shasta E end of ravine and S end of Bear Creek, ca. 8 mile E of Anderson 168 Comment
  RSA788200  Calycadenia fremontii R. L. Carr 1977-7-3 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
  UC1876188  Calycadenia fremontii Gerald D. Carr 1971-8-31 649 Shasta Gibson Rd. at Interstate 5, 16 mi S of Dunsmuir. Comment
  UC1971714  Calycadenia fremontii 1978-8-17 2132 Shasta 2.0 mi W of I-5 on Dog Creek Road, ca. 5 mi SW of Lamoine (=GDC 778) 427 Comment
  UCD129759  Calycadenia fremontii Gerald D. Carr 1974-9-13 787 Shasta 2.0 miles west of Central Redding at city limits on Hwy 299. Comment
  UCD129781  Calycadenia fremontii Dean Wm. Taylor; Glenn L. Clifton 1987-8-5 9219 Shasta extreme northeast portion of county, along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley. 1341 Comment
  UC894268  Calycadenia truncata Alice Eastwood 1912-7-25 1410 Shasta Pitt to Baird Pitt Comment
  UC1876644  Calycadenia truncata Gerald D. Carr 1971-6-5 557 Shasta Ca. 10 mi E of Millville, along S rim of Bear Cr. Canyon. Comment
  CAS-BOT-BC272738  Calycadenia truncata subsp. truncata Marcus E. Jones 1931-7-16 29124 Shasta Pitt [Pit] River Bridge Comment
  CAS-BOT-BC90978  Calycanthus occidentalis Alice Eastwood 1912-7-26 1468 Shasta Kennet [Kennett]. Comment
  POM199740  Calycanthus occidentalis Marcus E. Jones 1931-7-16 29084 Shasta Pitt River Bridge. Comment
  RSA25320  Calycanthus occidentalis C. L. Hitchcock 1940-5-20 6503 Shasta 25 miles east of Redding. Comment
  UC61671  Calycanthus occidentalis unknown Sep 1902 5281 Shasta Redding 0 Comment
  CAS-BOT-BC90982  Calycanthus occidentalis E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  UC726045  Calyptridium umbellatum A. A. Heller 1941-7-24 16264 Shasta about 2 mi w of Summit Lake (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  SEINET10865519  Calystegia Daniel K. Harder 1998-7-1 Harder 4365 Shasta Shasta National Forest; Sims (Hazel Creek); South Fork of Shotgun Creek; along I5 and Sacramento River; collection in Chapparal; in degraded area along power lines, dry. 600 Comment
  HSC104385  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 Hwy. 299. Along A-line (Forest Service Rd. 34N02)), 0.5 mi. from junction with Founders Ferry Rd. 689 Comment
  CAS-BOT-BC221217  Calystegia malacophylla subsp. malacophylla Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  CHSC29808  Calystegia malacophylla subsp. malacophylla M. S. Taylor 1980-6-10 2811 Shasta Sims Road Lookout, n facing slope. 1126 Comment
  CDA33821  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 Shasta Burney 0 Comment
  CAS-BOT-BC493381  Camassia quamash subsp. breviflora Alice Eastwood 1912-6-29 874 Shasta Goose Valley Comment
  CDA13040  Camassia quamash var. breviflora G. F. Hrusa, T. D. Wilfred 1996-6-1 12970 Shasta Lassen National Forest; Bunchgrass Valley. N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  UCD114102  Camelina microcarpa Beecher Crampton 1960-6-16 5626 Shasta 2.5 miles north of Glenburn, Fall River Valley, Eastman Lake Area, Belmonte Ranch. 1066 Comment
  SEINET10462876  Campanula prenanthoides Baker 1898-7-7 Baker 446 Shasta Between Morley's & Steven's. Comment
  SEINET10873249  Campanula prenanthoides Wood 1929-7-24 WOOD 30 Shasta Between Saddle and Snow Mountain 2134 Comment
  SEINET10972398  Campanula prenanthoides Ynez Whilton Winblad 1941-7-1 Winblad s.n. Shasta BETWEEN DUNSMUIR AND REDDING Comment
  SEINET10463376  Campanula scabrella Unknown 1978-8-1 Showers 4218 Shasta SUMMIT OF LOOMIS PEAK ALPINE FELL FIELD 2438 Comment
  CAS-BOT-BC37234  Cardamine bellidifolia F. J. Hermann 1931-6-22 2453 Shasta Lassen Volcanic National Park. Bumpas Hell Trail. 2346 Comment
  POM95614  Cardamine breweri Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC70871  Cardamine californica var. cardiophylla Vernon Oswald 1998-4-26 8954 .1 Shasta Waters Gulch Trail ca. 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27) ca. 0.5 mi N of Packers Bay Marina. Along the trail. 365 Comment
  POM260474  Cardamine pensylvanica C. L. Hitchcock 1940-5-24 6566 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CDA35759  Carduus pycnocephalus C. Yingst 2011-5-13 PDR# 1555673 Shasta Shasta Lake; Interstate 5, Cal Trans right of way at mile marker 25.0 near Wonderland Drive. 0 Comment
  CDA35614  Carduus pycnocephalus J. Staggs 2011-5-13 PDR# 1555714 Shasta Redding. 0 Comment
  CAS-BOT-BC19754  Carex abrupta Harold Bailey; Virginia Bailey 1948-8-25 2986 Shasta Lassen Volcanic National Park. Summit Lake. 2040 Comment
  CAS-BOT-BC19756  Carex abrupta Hans Leschke 1945-9-15 s.n. Shasta Near Twin Lakes, Mount Lassen. Comment
  CAS-BOT-BC17951  Carex angustata Hans Leschke 1960-8-10 1776 Shasta Lassen Volcanic National Park. Badger Flat. 1912 Comment
  CAS-BOT-BC18033  Carex athrostachya George Wilson Gillett 1957-8-20 1121 Shasta Lassen Volcanic National Park. Brokeoff Meadows, above cabins. 1920 Comment
  CHSC116252  Carex athrostachya Barbara L. Wilson 2011-8-7 16818 Shasta UTM zone 10, 608474 east, 4559366 north, +/- 23 feet. Highway 89 a little south of Ponderosa Way. 1256 Comment
  CAS-BOT-BC19646  Carex brainerdii John Thomas Howell 1961-6-19 36527 Shasta Lassen Volcanic National Park. Between Reflection Lake and Lily Pond. 1783 Comment
  POM81414  Carex brainerdii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  RSA201291  Carex canescens subsp. canescens J. T. Howell 1961-6-19 36524 Shasta Wet edge of Reflection Lake 1784 Comment
  CAS-BOT-BC20742  Carex fracta Hans Leschke 1957-9-19 1522 Shasta Lassen Volcanic National Park. Trail along Grassy Swales. 1920 Comment
  CAS-BOT-BC20743  Carex fracta Hans Leschke 1958-8-16 1534 Shasta Lassen Volcanic National Park. Trail Twin Lakes - Grassy Swales. 2049 Comment
  SEINET10650684  Carex fracta David Castaner 1989-6-18 Castaner 10232 Shasta McBride Springs - dry bed - Mt. Shasta. Comment
  CAS-BOT-BC28152  Carex hoodii Hans Leschke 1959-8-6 1609 Shasta Hat Creek. Comment
  CHSC86215  Carex inops subsp. inops Martin J. Lenz 2003-6-17 22 Shasta 180FS road approx. 1/4 mi. east of FS-line road, approx. 4.0 air mi. SE of Big Bend. 1143 Comment
  CAS-BOT-BC31211  Carex lenticularis var. impressa Harold Bailey; Virginia Bailey 1948-8-27 2917 Shasta Hat Creek near crossing of Badger Flat road. 1920 Comment
  CAS-BOT-BC31376  Carex leporinella Hans Leschke 1963-9-1 1872 Shasta Sifford Lakes 2139 Comment
  UCD140486  Carex longii Peter F. Zika; Julie Nelson 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  UC827354  Carex luzulifolia E. G. Anderson 1935-8-29 Shasta Dersh Meadows Lassen Volcanic National Park 1981 Comment
  SEINET10711173  Carex luzulina David Castaner 1971-8-17 Castaner 1932 Shasta Lassen Volcanic National Park; King's Creek Meadow; near running water. 2256 Comment
  CAS-BOT-BC31603  Carex luzulina var. ablata Hans Leschke 1958-8-16 1545 Shasta Dry border of Grassy Swales 1965 Comment
  JEPS121017  Carex multicaulis Peter F. Zika & Julie Nelson 2010-5-16 24822 Shasta Clikapudi Trail, S side of reservoir (Shasta Lake), NW of Buck Point, Shasta-Trinity National Forest. CaRF Comment
  RSA0056210  Carex multicaulis Peter F. Zika 2012-5-18 25886 Shasta Near entrance ot Castle Crags State Park, above Castle Creek, Castella, 3 air km SSE of Castle Dome. Klamath Range (KR). 640 Comment
  UC2015832  Carex multicaulis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4475 Shasta Lassen Volcanic National Park. Sulphur Creek Walk-in campground. Comment
  SEINET7568513 Image available Carex multicostata Ray Tallent 1987-8-17 948 Shasta Lassen National Park, Kings Creek Meadows. 2299 Comment
  UC202090 Image available Carex multicostata Wm. H. Brewer 1863-9-26 2178 Shasta Lassen Peak 2743 Comment
  RSA91054  Carex multicostata F. W. Peirson 1932-7-12 10110 Shasta Thousand-Lake Basin. 1951 Comment
  CAS-BOT-BC119894  Carex nebrascensis Hans Leschke 1959-8-2 1590 Shasta Manzanita Lake Comment
  CAS-BOT-BC119711  Carex nervina Herbert Faulkner Copeland 1935-7-29 1559 Shasta Mt. Lassen, Upper Kin's Creek Meadow 2300 Comment
  CAS-BOT-BC119602  Carex nigricans Hans Leschke 1959-8-8 1628 Shasta Cold Boiling Lake Comment
  CHSC70178  Carex nudata B. Ellyson; J. Hooke, D. Newman 1996-4-21 31 Shasta Turnoff for Whiskey Creek Picnic area off Hwy.36. Comment
  CAS-BOT-BC119584  Carex nudata W. R. Dudley 1899-8-17 s.n. Shasta Near Burney Falls. Comment
  CAS-BOT-BC119199  Carex pachystachya B. Clear 1938-7-14 s.n. Shasta Manzanita Creek near Manzanita Lake, Lassen Park. 1781 Comment
  CAS-BOT-BC119050  Carex phaeocephala Lewis Samuel Rose 1945-9-4 45247 Shasta Summit Lassen Peak Highway 2590 Comment
  SEINET7572044 Image available Carex praeceptorum Juha Pykala, D. H. Norris, Heikki Toivonen 1987-7-25 3004 Shasta Lassen Volcanic National Park, SW of Lassen Peak, Soda Lake. 2377 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
  UC726071  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta between the Devasted Area and Summit Lake (nearer Summit Lake); Lassen Volcanic Nat'l Park Comment
  RSA201285  Carex raynoldsii J. T. Howell 1961-6-20 36557 Shasta Dersch Meadows 1982 Comment
  SEINET3026334 Image available Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta Lassen Volcanic National Park; between the Devastaed Area and Summit Lake, nearer Summit Lake. Comment
  UCD140786  Carex rossii John Thomas Howell 1961-6-19 36520 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 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
  RSA88779  Carex scopulorum var. bracteosa F. W. Peirson 1932-7-15 10115 Shasta Wet margin of upper lake at east foot of Magee, Thousand-Lake Basin. 2195 Comment
  CAS-BOT-BC118273  Carex scopulorum var. bracteosa Hans Leschke 1960-8-5 1707 Shasta North end of Lower Twin Lake 1996 Comment
  CAS-BOT-BC28304  Carex scopulorum var. bracteosa George Wilson Gillett 1957-8-17 1090 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  CAS-BOT-BC117755  Carex simulata Hans Leschke 1958-8-16 1558 Shasta Grassy Swales 1950 Comment
  CAS-BOT-BC117756  Carex simulata Hans Leschke 1958-8-17 1567 Shasta Reflection Lake 1792 Comment
  SEINET10749691  Carex spectabilis David Castaner 1971-8-17 Castaner 1908 Shasta Lasssen Volcanic NP; Abt 7000 ft; Wet Area Paradise Meadow. 2134 Comment
  SEINET7575738 Image available Carex spectabilis Lewis S. Rose 1945-9-7 45265 Shasta Lassen Volcanic National Park, Bumpas Hot Springs. 2530 Comment
  UC2015888  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4316 Shasta Lassen Volcanic National Park. Between Sulphur Works and Upper Kings Creek Meadow. Comment
  CAS-BOT-BC116990  Carex straminiformis George Wilson Gillett 1957-8-8 994 Shasta Headwaters of West Fork of Hat Creek below cliffs of E shoulder of Lassen Peak. 2529 Comment
  CHSC106464  Carex subfusca Peter F. Zika 2009-8-26 24639 Shasta Klamath Range (KR). Route 26, at Castle Creek Bridge. 1300 Comment
  JEPS63550  Carex subfusca W. L. Jepson 1928-9-28 15292 Shasta Manzanita Lake Lassen Peak, Manzanita Lake 1828 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
  JEPS28393  Carex utriculata George W. Gillett 1957-8-11 1040 Shasta Hat Lake Lassen Volcanic National Park, Hat Lake 1965 Comment
  JEPS28395  Carex vernacula George W. Gillett 1957-8-17 1083 Shasta Emerald Lake Lassen Volcanic National Park, Emerald Lake 2468 Comment
  JEPS28360  Carex vesicaria George W. Gillett 1957-7-5 655 Shasta near trail between employees area and museum; Lassen Volcanic National Park, Manzanita Lake area 1798 Comment
  CAS-BOT-BC114976  Carex vulpinoidea L. P. Janeway 1991-6-15 4041 Shasta Floodplain flats on N side of Battle Creek, ca 1 1/2 mi E of Sacramento River. 120 Comment
  HSC101163  Carex vulpinoidea P. F. Zika 2011-7-4 25512 Shasta SW side of Locust Road, 0.1 road mile from Barney Road 135 Comment
  UCD123075  Castilleja G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7777 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  CAS-BOT-BC248982  Castilleja Ella Dales Cantelow 1939-6-10 2583 Shasta 17 mi. s. of McCloud, Jct. Burney - Redding - Alturas Hy. 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
  UCD122288  Castilleja applegatei subsp. martinii G. F. Hrusa; T. D. Wilfred 1996-6-10 12975 Shasta W side of Hwy 44 approx. 200 meters N of Big Spring. Lassen National Forest. 1422 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
  CHSC27870  Castilleja applegatei subsp. pinetorum Robin Ondricek 1978-4-22 13 Shasta Ca. 2.5 mi sse of Pit 4 Powerhouse on the n side of the dirt road which parallels the n bank of the Pit River, Shasta National Forest. 658 Comment
  UCSB18294  Castilleja applegatei subsp. pinetorum Breedlove, Dennis 1962-6-12 Shasta State Highway 89, 7.2 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CAS-BOT-BC243711  Castilleja applegatei var. pinetorum George Gillett 1952-7-20 88 Shasta In the vicinity of the forebay box, above road and across from the store in the Sulphur Works area, Lassen Volcanic National Park Comment
  CAS-BOT-BC243729  Castilleja applegatei var. pinetorum Alice Eastwood 1922-10-18 11533 Shasta Shasta Springs Comment
  CHSC60413  Castilleja arachnoidea Mary Ann Showers 1992-6-27 2608 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  HSC40162  Castilleja arachnoidea Thomas W. Nelson, Jane P. Nelson 1976-8-1 3110 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  JEPS3315  Castilleja arachnoidea George W. Gillett 1952-8-24 221 Shasta about 100 yds from junction rd. into Kings Creek Campground from Lassen Park Hwy (No 89) (below road into Kings Creek Campground from Lassen Park Hwy (No 89)); Lassen Volcanic National Park 2255 Comment
  JEPS58897  Castilleja arachnoidea John Thomas Howell 1960-8-19 36169 Shasta Brokeoff Mountain, summit ridge Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  UC1341807  Castilleja arachnoidea Noel H. Holmgren and James L. Reveal 1966-7-19 2903 Shasta slope between Bumpass Hell trail and Lassen Park road; Lassen Volcanic National Park 2414 Comment
  CHSC105706  Castilleja attenuata Julie Kierstead Nelson 2005-5-2 2005 -006 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  CHSC84122  Castilleja attenuata Lowell Ahart; John Dittes 2003-5-12 10161 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
  CDA35522  Castilleja attenuata J. R. Keck Jr. 1978-4-19 PDR# 330058 Shasta Jones Valley. 0 Comment
  HSC49834  Castilleja attenuata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9702 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  JEPS90556  Castilleja lacera Dean W. Taylor 1993-6-15 13655 Shasta on Forest Road 38N21 4.5 mi w Gibson; North Coast Ranges, Trinity Mountains, Boulder Creek watersh 944 Comment
  UC187479  Castilleja lacera H. E. Brown May 15 1897-May 28 1897 220 Shasta near Pit River 213 Comment
  JEPS6830  Castilleja lemmonii Geo. W. Gillett 1953-7-21 289 Shasta between campground and picnic ground Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  UCD122571  Castilleja lemmonii D. Sanchez-Mata; P. Rodriguez, R. Gavilan and J. E. Echev. 1996-9-9 s.n. Shasta Summit Lake North. Lassen Volcanic National Park. 2070 Comment
  CAS-BOT-BC251913  Castilleja lemmonii Hans Leschke 1959-8-10 1638 Shasta above Emerald Lake 2438 Comment
  RSA46755  Castilleja miniata Alice Eastwood 1912-8-22 1784 Shasta Trail from Morgans Springs to Sulphur Works. Lassen Butte Region [Actually Shasta-Tehama Region] Comment
  SJSU565  Castilleja miniata G. Witherspoon 1940-6-23 2084 Shasta Hat L, Lassen Volcanic National Park 2014 Comment
  RSA428396  Castilleja pilosa H. F. Copeland 1931-8-9 1442 Shasta Mt. Lassen, near timberline. 2591 Comment
  SEINET7075521  Castilleja rubicundula A. G. Vestal 1955-5-13 s.n. Shasta Old alluvium. About 7.5 miles southwest of Redding. 40? deg. 31' 21" North Latitude, -122? deg. 28' 40" West Longitude. UTM Zone 10, 544246mE, 4485681mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  SBBG26846  Castilleja tenuis C. L. Hitchcock 1940-5-24 6549 Shasta Hat Crk, W of Fall River Hills Comment
  RSA695740  Ceanothus Wm Taylor 1995-4-25 14849 Shasta near Whitmore; along Tamarak Road 0.4 miles east of junction with Withmore Road. 869 Comment
  CAS-BOT-BC48629  Ceanothus cordulatus Alice Eastwood 1921-7-31 11021 a Shasta Shasta Springs Comment
  CAS-BOT-BC48634  Ceanothus cordulatus Ira L. Wiggins 1938-7-25 8995 Shasta Near Bloods, Ebbets Pass Road Comment
  HSC46263  Ceanothus cuneatus Diane L. Reed 1978-5-13 98 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  RSA304765  Ceanothus cuneatus James R. Shevock 1971-4-9 948 Shasta Hwy 5, Shasta Lake. Comment
  UC70421  Ceanothus cuneatus var. cuneatus Milo S. Baker 1898-7-6 370 Shasta Clover Creek Falls Comment
  CAS-BOT-BC63632  Ceanothus integerrimus D. M. Traugh 1922-6-4 39206 Shasta Shasta Forest. Castella near Sacramento River. 1066 Comment
  CAS-BOT-BC63633  Ceanothus integerrimus Ella Dales Cantelow 1940-5-30 4287 Shasta W. of Burney. Comment
  CAS-BOT-BC63640  Ceanothus integerrimus Elmer I. Applegate 1929-6-23 5843 Shasta Round Mountain. Comment
  HSC100279  Ceanothus integerrimus J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-7-23 13386 Shasta Along East County Line Road 1151 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
  UCR205997  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-6-10 14935 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CAS-BOT-BC51069  Ceanothus integerrimus var. macrothyrsus L. E. Smith 1913-5-16 214 Shasta McCloud River Comment
  CAS-BOT-BC50619  Ceanothus lemmonii C. Hart Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot Comment
  CAS-BOT-BC50622  Ceanothus lemmonii Duncan Dunning 1922-6-4 39204 Shasta Castella near Sacramento River 1066 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
  JEPS57389  Ceanothus lemmonii L. R. Heckard with T. I. Chuang 1968-7-2 1963 Shasta 7 mi N of La Moine (along W side of Sacramento River) 457 Comment
  UC774519  Ceanothus lemmonii Carl B. Wolf 1941-7-26 11081 Shasta just below Pollard Gulch Ranger Station; Sacramento River Canyon 457 Comment
  UC942902  Ceanothus lemmonii Lewis S. Rose 1950-5-7 50013 Shasta near Lamoine Comment
  CAS-BOT-BC83830  Ceanothus pinetorum Dylan O. Burge 2009-5-11 1152 b Shasta Buckhorn Bally, N slope (Crystal Creek waershed) 1460 Comment
  RSA712414  Ceanothus pinetorum C. L. schmidt 1994-7-8 1308 Shasta 12 miles S of CA. Highway 299 (Buckhorn Summit) on County Line Road, near Bully Choop Mountain. 1616 Comment
  CAS-BOT-BC52071  Ceanothus prostratus Alice Eastwood; John Thomas Howell 1940-6-10 7892 Shasta Montgomery Creek Comment
  RSA768292  Ceanothus prostratus Justin M. Wood 2010-9-2 2540 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
  UC1036257  Ceanothus prostratus George W. Gillett 1952-7-15 83 Shasta s side of lower Twin Lake Lassen Volcanic National Park, lower Twin Lake 2026 Comment
  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-BC52063  Ceanothus prostratus Barbara Shervanick 1974-5-9 1299 Shasta Highway 89 through Lassen National Forest, about 1/4 mile North of Bridge Campground, Cascade Range 1371 Comment
  CAS-BOT-BC63369  Ceanothus prostratus F. J. Hermann 1931-6-24 2443 Shasta Along Lost Creek. 1737 Comment
  SJSU1571  Ceanothus velutinus C. W. Sharsmith 1954-6-23 6171 Shasta area around Subway Caves Comment
  CDA33606  Centaurea diffusa Robin Breckenridge 2010-8-17 PDR# 1313488 Shasta Interstate 5 south, mile marker 48. 0 Comment
  CHSC75450  Centaurea jacea Butch Kreps; Don McBroome 1992-7-24 Shasta Willow Creek Ranch, McCloud. Comment
  CDA36070  Centaurea maculosa CDFA Staff Jul 1998 Shasta Interstate 5 at Vollmers (707) Exit. 0 Comment
  CHSC84047  Centaurea melitensis Lowell Ahart; John Dittes 2003-5-22 10201 Shasta On the side of a 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
  SEINET9309673  Centaurea nigrescens Unknown 2001-11-7 Shasta Shasta Comment
  CHSC118477  Centaurium tenuiflorum Don Lepley 2016-8-3 Shasta Lassen National Forest. Hat Creek Ranger District. Northern margin of Murken Beach. 1086 Comment
  CAS-BOT-BC288793  Centromadia fitchii Mrs. H. C. Cantelow 1940-5-30 3061 Shasta NE of Redding Comment
  HSC40187  Centromadia fitchii Thomas W. Nelson, Jane P. Nelson 1976-8-1 3155 Shasta Ca. 10 mi. E of Redding along Hwy. 44 Comment
  HSC98034  Centromadia fitchii Thomas W. Nelson 2005-5-22 9311 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  HSC16596  Cephalanthera austiniae R. Spellenberg 1965-6-9 1072 Shasta Near Castle Crags State Park. NE side of Sacramento River Comment
  CAS-BOT-BC222969  Cephalanthus occidentalis P. C. Everett; E. K. Balls 1959-10-22 23921 Shasta 2.5 mi. se. of Shasta City, along U.S. Hwy. 299 from Redding 106 Comment
  CAS-BOT-BC222971  Cephalanthus occidentalis Alice Eastwood 1912-7-26 1486 Shasta Kennet [Kennett] Comment
  HSC67925  Cephalanthus occidentalis var. californicus J. P. Smith, Steve Selva 1970-8-9 4588 Shasta Redding along Hwy. 299 Comment
  UC76678  Cephalanthus occidentalis var. californicus Misses Jones and Alexander 1902-7-15 Shasta near Copper City Comment
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Apr 24 2012
  CAS-BOT-BC207603  Cercis occidentalis John Thomas Howell 1927-4-6 2308 Shasta Near Whiskeytown Comment
  CAS-BOT-BC207611  Cercis occidentalis D. B. McAllister 1918-4-29 53 Shasta Ydalpow (?) Comment
  CAS-BOT-BC291605  Cercis occidentalis Camille F. Nowell 2012-7-20 56 Shasta Hwy 36, 1 mi W of Platina. 708 Comment
  CHSC57179  Cercis occidentalis L. L. Gordon 1991-4-21 18 Shasta Ca. 200 ft w of Crystal Creek Road, s bank of Willow Creek. 365 Comment
  UC1128908 Image available Cercis occidentalis P. L. Johannsen 1932-7-12 157 Shasta 1 1/2 mi se Bohemotash Mountain; Redding Quadrangle 792 Comment
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Nov 30 2006
  UC1585416  Cercis occidentalis R. Raiche, K. Zadnik, and H. Forbes 1989-10-5 UCBG 85 Shasta on Spring Creek Rd. 7.4 km n Rte A-19 (McArthur Rd.) (e of McCloud); Timbered Crater Area 1023 Comment
  UCSB24485  Cercis occidentalis Favero, R. 1968-3-25 Shasta On Vollmer turnoff road to Trinity Center; 28 miles north of Redding, Cascade Mountains 579 Comment
  JEPS111014  Cercocarpus betuloides J. K. Nelson 2004-3-12 2004 -9 Shasta Forest Road 33N041 to digger Bay from Shasta Dam Boulevard, south side of Shasta Lake; ca 8 miles N of Redding, 2 miles W of Shasta Dam. 365 Comment
  CAS-BOT-BC135444  Cercocarpus betuloides var. betuloides E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station 692 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
  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
  OBI77293  Chaenactis douglasii var. douglasii Anthony Baniaga 2011-6-19 381 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1303 Comment
  UC1579548  Chaenactis douglasii var. douglasii Harold and Virginia Bailey 1948-8-27 2858 Shasta Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC276737  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-22 36382 Shasta Anklin Meadows 1889 Comment
  CAS-BOT-BC277655  Chaenactis glabriuscula var. megacephala Clarence Quick 1965-7-10 65 -01 Shasta Long Valley Plantation, N end of Long Valley, N. of Burney Comment
  CHSC60309  Chaenactis nevadensis Mary Ann Showers 1992-6-27 2601 Shasta Lassen Volcanic National Park. Northwest of Crescent Crater. 2194 Comment
  JEPS3726  Chaenactis nevadensis George Gillett 1952-8-18 206 Shasta at hill n of Hat Lake (300 yards above Highway 89); Lassen Volcanic National Park Comment
  RSA113760  Chaenactis nevadensis George W. Gillett 1953-8-13 323 Shasta Reading Peak. 2546 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
  CAS-BOT-BC277779  Chaenactis nevadensis Hans Leschke 1954-9-22 s.n. Shasta Lassen Volcanic National Park. Near top of Brokeoff Mt. 2804 Comment
  UCD67878  Chaenactis nevadensis D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-12 s.n. Shasta Lassen Volcanic National Park. Perennial plant communities in rocky slopes at Brokeoff Mountain. 2900 Comment
  CHSC1539  Chamaebatia foliolosa 1937-6-27 Shasta Near Burney. 944 Comment
  RSA201303  Chamaebatiaria millefolium J. T. Howell 1960-8-22 36369 Shasta Lava flow just E f Chaos Jumbles 1829 Comment
  RSA201336  Chamaebatiaria millefolium J. T. Howell 1960-8-22 36369 Shasta Lava flow just E f Chaos Jumbles 1829 Comment
  CAS-BOT-BC80487  Chamaecyparis lawsoniana A. A. Heller 1923-8-28 13826 Shasta Sacramento [canyon] Canyon near Delta, along the Pacific highway Comment
  CHSC78232  Chamaecyparis lawsoniana Vernon H. Oswald 2000-6-5 9925 Shasta FR 25 8.2 mi west of Interstate 5 at Castella. 1219 Comment
  SEINET194309  Chamaecyparis lawsoniana A. A. Heller 1923-8-28 13826 Shasta Near Sims Comment
  SEINET10531294  Chamaecyparis lawsoniana John G. Lemmon Lemmon s.n. 1879 Shasta In a dense dark swamp west of [Peak] near Castle Lake, 20 miles west of Shasta. Comment
  JEPS16624  Chamaesyce maculata Rimo Bacigalupi with Aldo Bacigalupi 1952-8-21 3954 Shasta along roadside; Millville 155 Comment
  CHSC85452  Chamaesyce serpillifolia subsp. serpillifolia G. F. Hrusa; T. D. Wilfred 1996-7-22 13332 Shasta Northeast California. Lassen National Forest. At turnout on Hwy 89. About 2 miles N. of intersection of USFS S16. 1550 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
  CAS-BOT-BC451363  Chimaphila menziesii Alice Eastwood 1912-6-29 942 Shasta Goose Valley Comment
  SBBG19487  Chimaphila menziesii J. A. Lowery 1962-8-3 13 Shasta vicinity of Lava Lake (near Silver Lake) 1524 Comment
  HSC30079  Chimaphila umbellata D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19099 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  UCD138422  Chlorogalum angustifolium R. Tofsrud 1949-5-30 Shasta Holland. Comment
  CDA33580  Chondrilla juncea Robin Breckenridge & Katie Filippini 2009-3-11 PDR# 1313580 Shasta Lamoine; Interstate 5 south, mile marker 706. 0 Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  UCR206940  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2009-6-10 14926 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA79101  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls, Percy C. Everett 1952-10-14 18198 Shasta 6.1 miles SW of Honn Creek Public Camp, Hwy. 89, between Mt. Shasta and Lassen Peak 1067 Comment
  CHSC89649  Chrysothamnus viscidiflorus subsp. lanceolatus R. Fischer; J. Marr 2004-8-15 357 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Near camp 7. 1016 Comment
  SEINET3450956  Cicendia quadrangularis Lowell Ahart, John Dittes 2003-5-12 10156 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  RSA768276  Cichorium intybus Justin M. Wood 2010-9-2 2524 Shasta Community of Round Mtn: 0.3 miles east of general store on Terry Mill Rd. 639 Comment
  UCD39151  Cicuta douglasii Beecher Crampton 1964-8-26 7182 Shasta Castle Crag, 3 miles s. of Dusmuir, Sacramento River. Comment
  UCD130563  Cirsium cymosum Dan Markham 1994-7-11 s.n. Shasta Fall River Valley along roads. Comment
  CDA20021  Cirsium douglasii var. breweri D. McBroome 2002-8-12 PDR 110930 Shasta Northern California; Hat Creek. 0 Comment
  SEINET5506114 Image available Cirsium douglasii var. breweri Willis J. Jepson 1894-1 n.s. Shasta near Sisson (Shasta); region of upper Sacramento Comment
  JEPS59226  Cirsium occidentale var. candidissimum W. L. Jepson 1914-8-11 5771 Shasta Upper Fall River Valley 1036 Comment
  OBI81548  Cirsium occidentale var. candidissimum Jill M. Bushakra, John Bushakra 2000-6-16 43 Shasta North side of hwy 299 7 miles West of Redding in Whiskytown unit. Pine and chaparral community. Along paved driveway in pile of broken concrete. 366 Comment
  UCD130572  Cirsium occidentale var. candidissimum Dan Markham 1994-7-11 s.n. Shasta near MacArthur. Comment
  CDA1482  Cirsium occidentale var. venustum T. C. Fuller 1959-7-9 2764 Shasta Hwy 99, about 2 mi. N of O Brien. (Near Salt Creek, Shasta Lake.) Comment
  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
  JEPS124648 Image available Cirsium pastoris S. Whipple 1967-7-12 073 Shasta 5.5 mi. South of Hat Creek Park on Hwy 299. Northwest slope of PIt River Gorge. Comment
  CAS-BOT-BC292710  Cirsium scariosum Hans Leschke 1956-9-22 s.n. Shasta Upper part of Broke-off Mt. 2743 Comment
  UCD130689  Cirsium scariosum var. americanum John Thomas Howell 1960-8-19 36185 Shasta Lassen Volcanic National Park; Brokeoff Mountain. 2743 Comment
  CAS-BOT-BC285891  Cirsium vulgare Grant 1902-9-13 5224 Shasta Sisson Comment
  CDA36034  Cirsium vulgare CDFA Staff 1978-8-31 Shasta Viola. 0 Comment
  CAS-BOT-BC439040  Cistanthe monosperma Alice Eastwood 1912-7-12 1042 Shasta Burney Butte Comment
  CAS-BOT-BC228936  Cistanthe umbellata Wm. Bridge Cooke 1939-7-13 13658 Shasta Mount Shsata. Red Butte in The South Gate Comment
  CAS-BOT-BC172412  Clarkia borealis L. E. Smith 1913-7-7 s.n. Shasta Pitt River Comment
  UC1422877  Clarkia borealis subsp. borealis Peter H. Raven with Otto T. Solbrig 1958-6-16 13227 Shasta road to Craig's Dock; Shasta Lake Comment
  SEINET10492117  Clarkia concinna U. M. O. 1985-5-12 UMO 118 Shasta Sec 19, t30n, r8w, 12 mi e of platinga, county rd a16. Habitat; chaparral, disturbed. Loose gravel. 396 Comment
  CAS-BOT-BC162505  Clarkia gracilis subsp. gracilis A. A. Heller 1905-5-29 s.n. Shasta Near Redding Comment
  CAS-BOT-BC162506  Clarkia gracilis subsp. gracilis A. A. Heller 1918-5-12 s.n. Shasta On the McCloud River near the fish hatchery Comment
  POM260322  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-20 6495 Shasta 25 miles east of Redding. Comment
  JEPS90006  Clarkia lassenensis Dean W. Taylor 1993-5-25 13504 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek 762 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
  SEINET7073016  Clarkia purpurea subsp. quadrivulnera 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
  SEINET7073490  Clarkia purpurea subsp. quadrivulnera 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
  UC1731485  Clarkia purpurea subsp. quadrivulnera Dean W. Taylor 1996-6-15 15666 Shasta Backbone Ridge in the watershed draining to Seaman Gulch; about 16 air miles NE of Redding (2 miles W of Ingot); Shasta Trinity National Forest, Flora of the Pit River Canyon Region. 533 Comment
  CAS-BOT-BC164961  Clarkia rhomboidea D. E. Breedlove 1962-6-11 3392 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  UCSB18528  Clarkia rhomboidea Breedlove, Dennis 1962-6-11 Shasta on east side of Burney Falls; Burney Falls State Park 914 Comment
  HSC48500  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9686 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UCR11237  Clematis lasiantha Wm. Horn Jr. 1967-5-7 670507- 01 Shasta 15 mi. east of Redding where Hwy. 44 crosses Bear Creek 457 Comment
  CHSC116358  Clematis lasiantha J. R. Keck Jr. 1978-5-2 PDR 330028 Shasta Black Butte Road and Lack Creek, near Shingletown. Comment
  CAS-BOT-BC92740  Clematis ligusticifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station. Comment
  UC465874  Clematis ligusticifolia Mrs. M. H. Manning July 1901 300 Shasta female from base of Bald Hills; male from along Trinity R. Comment
  CHSC30965  Collinsia greenei B. Williams 1979-6-6 210 Shasta Shasta-Trinity NF/ Yolla Bolla Rd. Old rd above the creek at N. Fork Beegum Cr Campgr. 944 Comment
  JEPS18879  Collinsia parviflora Geo. W. Gillett 1957-7-1 619 Shasta between Old Emigrant Trail and the Park Hwy, ca 100 yds n of Hwy and e of margin of Chaos Jumbles Noble Pass; Lassen Volcanic National Park 1877 Comment
  UC1012487  Collinsia parviflora Francis W. Pennell 1940-6-7 25721 Shasta 2-3 mi e of McArthur (Route 299); Route 299 1036 Comment
  UC1537423  Collinsia parviflora Gordon H. True Jr. 1938-5-23 921 Shasta near Lake Britton 853 Comment
  UCD123639  Collinsia parviflora G. F. Hrusa; T. D. Wilfred 1996-6-11 13012 Shasta Lassen National Forest. East side of Hwy 89 approximately 1/2 meter north of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  HSC48491  Collinsia sparsiflora var. collina J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9676 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC70358  Collinsia tinctoria Milo S. Baker Shasta Oak Run Comment
  SD46683  Collinsia torreyi E. K. Balls, L. W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen 1341 Comment
  SEINET10964454  Collinsia torreyi Mary Susan Taylor, James D. Jokerst Taylor 5505 Shasta On small knoll S side of 37N30, ca. 1/4 mi SE of Rock Creek Campgound, ca. 3 air mi W of Lake Britton, ca. 10 air mi N of Burney. Yellow Pine Forest. Comment
  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
  OBI76963  Collinsia torreyi var. latifolia Anthony Baniaga 2011-7-7 424 Shasta Lassen Natl Forest. Intersection of 33N20 and 32N56. Swains Hole quad. T32N R5E sec 12 SW of NE 1631 Comment
  CHSC30112  Collomia heterophylla M. S. Taylor 1980-6-10 2794 Shasta Sims Flat Rd, between Sims Flat Campground and Sims lookout turn, ca. 2 mi s of I5, ca. 6 mi sw of Sweetbriar. 853 Comment
  RSA304665  Collomia heterophylla D. H. Wilken, D. M. Smith 1971-6-15 9934 Shasta Pollard Flat Campground, 9 miles north of Loftus 457 Comment
  JEPS3307  Collomia larsenii George Gillett 1952-8-30 238 Shasta s slope of peak Lassen Volcanic National Park, Lassen Peak 3078 Comment
  UC1061694  Collomia larsenii George W. Gillett 1952-8-30 238 Shasta summit area Lassen Volcanic National Park, Lassen Peak (s slope) 3139 Comment
  UCSB15831  Collomia linearis Breedlove, Dennis 1962-6-11 Shasta State Highway 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  JEPS28566  Collomia tinctoria George W. Gillett 1957-7-11 701 Shasta slopes above Manzanita Creek (near trail to Chaos Crags crater); Lassen Volcanic National Park 1828 Comment
  JEPS71067  Collomia tinctoria Frank W. Peirson 1932-7-12 10200 Shasta s Burney (on rim of Red Crater); 1000 Lake Basin 2072 Comment
  CAS-BOT-BC180410  Comandra umbellata subsp. californica Elmer I. Applegate 1929-6-18 5755 Shasta Pollock, Sacramento River, 20 miles above Redding Comment
  CHSC63086  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 1994-4-27 6154 Shasta Waters Gulch Trail 0.9 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
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Mar 6 2008
  HSC71904  Comandra umbellata subsp. californica Thomas W. Nelson, Jane Nelson 1980-6-22 5825 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  HSC85684  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer 1982-5-8 10372 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  POM260029  Comandra umbellata subsp. californica C. Leo Hitchcock 1940-5-24 6557 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  UC455296  Comandra umbellata subsp. californica I. J. Condit 1911-7-4 Shasta Shasta Retreat Comment
  CAS-BOT-BC157354  Comarum palustre Hans Leschke 1964-7-31 1877 Shasta Horseshoe Lake, Lassen Volcanic Nat. Park Comment
  CHSC61976  Convolvulus arvensis Vernon H. Oswald 1993-9-7 5928 Shasta Lassen Volcanic National Park. Borrow pit and highway service area on the E side of Lost Creek, S end of Anklin Mdws., between Hot Rock and Old Boundary Spring. At the S end of the area. 1889 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
  UC1034020  Cordylanthus tenuis subsp. viscidus Francis W. Pennell 1940-7-20 26208 Shasta 3 mi s Hat Creek (Route 89) 1158 Comment
  UC26340  Cordylanthus tenuis subsp. viscidus Milo S. Baker 1893-6 Shasta Bear Valley Mts. 1828 Comment
  POM187336  Cornus glabrata Marcus E. Jones 1931-7-16 29030 Shasta Pitt River Bridge. Comment
  UC412932  Cornus glabrata Franklin P. Nutting 1900-5-21 Shasta Oak Run Comment
  CAS-BOT-BC209847  Cornus glabrata E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  RSA201337A  Cornus nuttallii J. T. Howell 1960-8-22 36418 Shasta 5.5 miles west of Park line on road to Viola. Comment
  CAS-BOT-BC212109  Cornus sericea Hans Leschke 1960-9-9 1808 Shasta Kings Creek CAscades 2133 Comment
  HSC100049  Cornus sessilis J. P. Smith, & J. O. Sawyer 2010-5-7 12839 Shasta Shasta - Trinity National Forest. Branch rd. off 37N06, above Sims Flat Campground. 524 Comment
  UC875928  Cornus sessilis Alice Eastwood 1912-7-25 1403 Shasta Baird Comment
  UC726442  Corydalis caseana subsp. caseana A. A. Heller 1941-8-11 16284 Shasta w. end of Upper King Creek Meadow; Lassen Volcanic Nat'l Park, Upper King Creek Meadow 2133 Comment
  CAS-BOT-BC180185  Corylus cornuta subsp. californica A. A. Heller 1914-8-25 11699 Shasta 15 miles S of Delta on the Pacific Highway Comment
  RSA239276  Corylus cornuta var. californica R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42381 Shasta Shasta National Forest: along Castle Creek about 1 mile west of Castle Crags State Park. Comment
  UCR208872  Crassula solieri L. C. Wheeler 1935-3-31 3389 Shasta 3 mi NE Redding between Boulder and Churn Creeks 198 Comment
  CHSC105711  Crassula tillaea Julie Kierstead Nelson 2006-5-10 2006 -10 Shasta Floodplain of Stillwater Creek, Encanto Way, 8 miles NE of Redding. 182 Comment
  SEINET10737190  Crataegus columbiana Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 856 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  CAS-BOT-BC290467  Crepis acuminata G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-16 2390 Shasta Slopes of Saddle Mt. west of Fall River Mills 1500 Comment
  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
  HSC2217  Crepis acuminata C. L. Hitchcock 1940-5-24 6543 Shasta Hat Creek, 20 mi. W of Fall River Mills Comment
  UC581319  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2388 Shasta Saddle Mt west of Fall River Mills. 1310 Comment
  UC1036327  Crepis occidentalis George W. Gillett 1952-8-17 196 Shasta on Little Hot Springs Valley Grade 2 mi below Bumpas Hell trail origin (Lassen Peak Hwy); Lassen Volcanic National Park 2346 Comment
  UC581325  Crepis occidentalis subsp. occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2400 Shasta 2 1/2 mi n Burney (on hwy to Mt. Shasta) 1060 Comment
  HSC37168  Croton setiger A. M. Montalvo, J. D. Ackerman 1975-7-17 567 Shasta Sunday Gulch, E of Harrison Gulch and 2.5 mi. W of Platina. Comment
  CHSC116239  Crucianella angustifolia Barbara L. Wilson; Nick Otting 2015-5-29 18416 Shasta Packer's Bay, Shasta Lake. 318 Comment
  OBI77278  Crypsis alopecuroides Anthony Baniaga 2011-6-17 359 Shasta Lassen NF. Murken Lake vicinity, S of 22 (35N10). Murken Bench quad T35N R5E sec 8 SE of NE 1129 Comment
  JEPS90293  Cryptantha crinita Dean W. Taylor 1993-5-25 13492 Shasta Hamp Creek 0.3 mi w of Ponderosa Way; Cascade Range, Hamp Creek Comment
  JEPS90295  Cryptantha crinita Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-24 9454 Shasta dry bed of Dry Creek (at Dersh Road, Upper Sacramento Valley, Millville Plains, under PG&E high-voltage electrical transmission lines); Upper Sacramento Valley, Millville Plains 134 Comment
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Oct 7 2013
  UC725867  Cryptantha intermedia A. A. Heller 1942-5-3 Shasta 5.5 mi w Ono (on the Sunnyhill mine road) Comment
  UC725606  Cryptantha intermedia A. A. Heller 1941-5-30 16154 Shasta below, at the bridge over the Sacramento Redding; Sacramento River Comment
  CHSC107404  Cryptantha milobakeri Jake Ruygt 2009-5-25 5421 d Shasta McArthur-Burney Falls State Park. 850 Comment
  SEINET10530988  Cupressus lawsoniana John G. Lemmon 1879-7-12 Lemmon 104 Shasta Mt. Shasta Comment
  UC47  Cupressus lawsoniana W. H. Brewer 1862-9-9 1361 Shasta Upper Sacramento Valley Comment
  CAS-BOT-BC80737  Cupressus macnabiana R. C. Bacigalupi 1934-5-29 2386 Shasta Along road off U.S. 99, leading to Kennett, at summit of grade down the Sacramento River [canyon] Canyon Comment
  CAS-BOT-BC80743  Cupressus macnabiana Jim Griffin 1963-2-16 709 -719 Shasta About 1/2 mile east of Shasta County Road A-17 [Ash Creek Road], ca. 3 mi. east of junction with the Dersch Road, near 487 Comment
  JEPS46563  Cupressus macnabiana Benjamin Macomber 1908-1-1 Shasta Whiskeytown Comment
  RSA176223  Cupressus macnabiana C. O. Stone 1 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
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Aug 4 2015
  UC1303037  Cupressus macnabiana Elmer I. Applegate 1932-4-14 7057 Shasta Whiskeytown Comment
  UC615431  Cupressus macnabiana Beryl O. Schreiber 1934-6-7 1155 Shasta on Weaverville to Redding Road 5 mi w Redding Comment
  CAS-BOT-BC80738  Cupressus macnabiana Beryl O. Schreiber 1934-6-7 1155 Shasta roadside; 5 miles west of Redding, Weaverville to Redding Road Comment
  CAS-BOT-BC80742  Cupressus macnabiana William R. Dudley 1899-8-19 11 Shasta near Clear Creek, 4 1/2 miles west of Shasta P.O. 365 Comment
  NY16703  Cupressus macnabiana J. R. Griffin 1963-2-16 709- 719 Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA994  Cupressus macnabiana E. R. Johnson 1928-8-30 1183 Shasta Near Shasta City. Close to Whiskeytown Comment
  JEPS47123  Cuscuta campestris J. W. Blankinship 1909-9-15 Shasta Redding Comment
  CHSC89715  Cymopterus terebinthinus var. californicus R. Fischer; J. Marr 2004-5-28 399 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Lava Springs Trail E Crystal Springs. 1051 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
  SEINET10873863  Cymopterus terebinthinus var. californicus Mary Merello 1993-6-23 Merello 706 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella. Open mixed conifer-hardwood woodland near river. 680 Comment
  SACT000826  Cynodon dactylon Garth Murphy 1939-6-24 Shasta Shasta County 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
  UC32400  Cynoglossum occidentale W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  JEPS64095  Cyperus niger W. L. Jepson 1940-7-4 20133 Shasta Montgomery Creek 640 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
  CHSC93309  Cystopteris fragilis R. Fischer 2005-4-15 564 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at an outcrop of volcanic boulders between Horr Pond and Crystal Springs. 1013 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
  UCD136377  Cystopteris fragilis G. F. Hrusa 1996-6-11 13056 Shasta Above Hwy 44 near W boundary of Lassen National Forest. 1540 Comment
  CAS-BOT-BC70695  Cystopteris fragilis Ira L. Wiggins; Dorothy B. Wiggins 1961-6-16 16540 Shasta California Highway 89, 8.2 mi. NE of the E entrance to Lassen Volcanic Nat'l Park Comment
  CHSC61101  Cytisus scoparius Vernon H. Oswald 1993-7-12 5684 Shasta Lassen Volcanic National Park. Intersection of Hwys. 89 and 44, just outside of the park boundary, Manzanita Lake entrance. 1755 Comment
  UCR206925  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2009-6-11 14958 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  LA11237  Danthonia intermedia Jason Swallen; 1939-8-24 13889 Shasta Mount Shasta, along Panther Creek 2285 Comment
  CDA13533  Danthonia unispicata G. F. Hrusa, T. D. Wilfred 1996-7-22 13360 Shasta Lassen National Forest; Moist edge of drainage on north side of USFS S16 at upper end of in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Common perennial in moist shaded understory of Pinus contorta woods. Comment
  UC1024798  Danthonia unispicata Leo Whitney 1935-6-24 3299 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UCD61348  Danthonia unispicata Freed W. Hoffman 1946-6-3 1801 Shasta Burney Park. Comment
  NY387767  Darlingtonia californica G. W. Hulse 5 Shasta This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC420653  Darmera peltata L. E. Smith 1913-5-6 118 Shasta Castella Comment
  CHSC37526  Datisca glomerata M. S. Taylor 1982-10-20 5169 Shasta Buckhorn summit, n side of Hwy 299, ca. 20 ft e of rd to Paradise Peak, ca. 20 air mi w of Redding. 975 Comment
  SEINET3450677  Daucus pusillus Lowell Ahart, John Dittes 2003-5-22 10200 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the small water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  UC1537324  Delphinium decorum subsp. tracyi Gordon H. True 1938-5-24 953 Shasta between Widow Valley and Fall River Valley 1219 Comment
  HSC49788  Delphinium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9830 Shasta Deer Lick Springs Rd. about 2 mi. from its junction with State Route 36 915 Comment
  UC1229847  Delphinium nudicaule Jean Langenheim 1957-5-18 4339 Shasta along creek 2 1/2 mi s Castella (e side of canyon); Sacramento River Canyon, Sweetbrier Creek (Sweetbrier) 609 Comment
  UC854163  Delphinium nudicaule C. L. Hitchcock 1940-5-23 6514 Shasta ca 1/4 mi s Burney Falls Comment
  CAS-BOT-BC9841  Delphinium nudicaule Gary Schoolcraft 1985-5-15 1387 Shasta Near Cinder Cone 1097 Comment
  CHSC96185  Delphinium nuttallianum R. Fischer 2006-5-12 902 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected from a meadow in an open juniper/oak woodland off of Juniper Trail, ca. 1 mile ne of campsite 7. 1036 Comment
  CAS-BOT-BC116134  Delphinium nuttallianum Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  UC1736600  Delphinium variegatum subsp. variegatum Dean Wm. Taylor with James R. Shevock 1993-5-1 13400 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
  CDA24547  Dendromecon rigida T. C. Fuller 1962-5-17 8729 Shasta West of Highway 99, 0.7 mile south of O Brien. 0 Comment
  CHSC20259  Dendromecon rigida W. E. Hartman 1972-4-23 8 Shasta Found on w side of Interstate 5, 6 mi. n of Bridge Bay bridge n of Redding. Comment
  CAS-BOT-BC192455  Deschampsia cespitosa subsp. cespitosa Hans Leschke 1960-8-5 1688 Shasta Big Bear Lake, Lassen Volcanic National Park 2042 Comment
  HSC100239  Deschampsia danthonioides J. P. Smith 2010-6-9 12906 Shasta 1417 Comment
  HSC100241  Deschampsia danthonioides J. P. Smith 2010-6-10 12913 Shasta Along Archie Brown Road, W of McArthur 1006 Comment
  HSC101470  Deschampsia danthonioides J. P. Smith 2013-6-1 13714 Shasta Near Glenburn Church 1003 Comment
  UCD18884  Descurainia pinnata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-9 192 Shasta from intersection of Hwy 299, take Day Rd. 6 mi. north and 1 mi. west on fire roads, Day Road site. Comment
  JEPS48627  Descurainia sophia Alma U. Ames 1918-3-28 Shasta bank of Pit River (McArthur); McArthur Comment
  HSC67054  Dicentra formosa Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 80 Shasta Harrison Gulch, along Hwy. 36 at road to Deer Lick Springs 823 Comment
  UCD95499  Dicentra formosa J. Brown 1992-5-9 20 Shasta McCloud R., USFS 38N53A. 1/8 mile before Battle Creek Road. 914 Comment
  CAS-BOT-BC402464  Dicentra formosa subsp. formosa Lena E. Bowley 1911-6-1 s.n. Shasta Castle Crag's Farm Comment
  RSA433578  Dicentra formosa subsp. formosa Unspecified s.n. Shasta Mt. Lassen Comment
  UC54483  Dicentra uniflora H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4298 Shasta Soupan Springs; Mount Lassen 2438 Comment
  CAS-BOT-BC253635  Dichanthelium acuminatum subsp. acuminatum R. Spellenberg 1964-9-16 617 Shasta 1.5 miles W of Highway 99 on road up Castle Ceek, on S side of Castle Crags State Park Comment
  CAS-BOT-BC254510  Dichanthelium acuminatum subsp. acuminatum Beecher Crampton 1956-8-20 3771 Shasta Castle Crag, along the railroad Comment
  UCR141669  Dichanthelium acuminatum subsp. thermale Beecher Crampton 1964-8-26 7169 a Shasta Lassen National Park, Head of Little Hote Springs Valley, below Pilot Pinnacle 2470 Comment
  HSC3084  Dichelostemma capitatum subsp. capitatum J. Heywood, D. H. Norris 1968-3-30 1819 Shasta 5 mi. E of Trinity Co. line on Hwy. 299 Comment
  RSA367512  Dichelostemma capitatum subsp. capitatum Ed Wilson 1970-5-21 s.n. Shasta Along Gilman Road as it winds along the eastern slopes of Hirz Mtn, W of the McCloud River arm of Shasta Lake 366 Comment
  UCD147027  Dichelostemma congestum Robert E. Preston 2012-5-5 2873 Shasta 1.5 mi E of Igo, along Cloverdale Trail. 278 Comment
  SEINET10833772  Dichelostemma congestum A. Arthur Heller 1905-5-26 Heller s.n. 1905 Shasta Near Redding Comment
  CHSC27530  Dichelostemma ida-maia Greg C. Halcomb 1978-4-15 18 Shasta Ca. 1/2 mi s Keswick Dam, roadside, 100 yds w of Sacramento River and ca. 5 m wnw of Redding. 243 Comment
  JEPS5676  Dichelostemma ida-maia J. W. Blankinship 1911-4-19 Shasta Oak Comment
  UCR206339  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-14 15029 Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  CAS-BOT-BC502650  Dichelostemma multiflorum W. R. Dudley 1893-6-23 s.n. Shasta Castle Crag Comment
  CAS-BOT-BC502658  Dichelostemma multiflorum L. E. Smith 1913-4-26 s.n. Shasta Anderson Comment
  POM260298  Dichelostemma multiflorum C. L. Hitchcock 1940-5-17 6450 Shasta 3 miles east of Redding. 152 Comment
  UCD139256  Dichelostemma multiflorum Dan Marcum 1981-5-1 s.n. Shasta Exact location unknown. Comment
  JEPS70572  Digitaria sanguinalis J. W. Blankinship 1909-10-9 Shasta Coram Comment
  CHSC89309  Diodia virginiana E. Finley 2003-10-2 Shasta At 6395 Leonard, Redding. Comment
  CDA20227  Diodia virginiana E. Finley 2003-10-2 s.n. Shasta 6395 Leonard, Redding. 0 Comment
  CHSC81567  Diplacus douglasii Julie Rose 2000-3-25 31 Shasta Field bordered by Millville Plains Road on the East and Antler Road on the South. 11 miles E of Redding. 1.2 miles S of Highway 44. 188 Comment
  OBI59440  Diplacus jepsonii David M. Thompson 1989-7-3 1033 Shasta Lassen Volcanic Natl Park. 0.1-0.2 mi N of turnoff for Summit Lake Ranger Station along hwy 89 2045 Comment
  CAS-BOT-BC153644  Diplacus jepsonii Elmer I. Applegate 1929-6-20 5767 Shasta Lassen Trail above Drakesbad, east edge of Shasta County Comment
  CAS-BOT-BC153299  Diplacus kelloggii L. E. Smith 1913-4-24 116 Shasta McClouds fork Comment
  CHSC88769  Diplacus layneae R. Fischer 2004-7-7 284 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on upper Spatter Cone Trail. 1051 Comment
  SBBG26832  Diplacus layneae C. L. Hitchcock 1940-5-26 6607 Shasta ca. 12 mi N of Fall River Mills 1371 Comment
  CAS-BOT-BC151862  Diplacus mephiticus A. W. Kramer 1930-7-1 s.n. Shasta Prospect Peak, Lassen National Park Comment
  SJSU1527  Diplacus tricolor C. W. Sharsmith 1954-6-23 6182 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  CHSC88750  Distichlis spicata R. Fischer; J. Marr 2004-5-28 265 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at mdw. edge, next to Horr Pond. Boat takeout for Camp 7. 1007 Comment
  CHSC96043  Dittrichia graveolens Robert E. Preston 2006-10-27 2414 Shasta Redding, at Twin View Blvd interchange with I-5, along the N-bound onramp. 213 Comment
  SEINET10907207  Dodecatheon W. D. Stevens 1985-4-25 Stevens 23561 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  HSC103414  Dodecatheon clevelandii subsp. clevelandii Thomas W. Nelson, Jane Nelson 1992-5-21 8907 Shasta Milville Plains, along Dersch Rd. at junction with Milville Plains Road 183 Comment
  CHSC61994  Dodecatheon hendersonii K. L. Warren 1993-4-9 7 Shasta 1 yd. w of pioneer cemetary gate, n side of trail, 40 yds. w of Trinity Mt. rd., French Gulch. 487 Comment
  JEPS14443  Downingia bacigalupii Alice King 1921-6-1 Shasta near Anderson Comment
  JEPS14445  Downingia bacigalupii W. L. Jepson 1914-8-10 5747 Shasta Upper Fall River Valley 1036 Comment
  CHSC68715  Downingia bicornuta var. bicornuta Vernon H. Oswald 1997-5-20 8467 Shasta Gravel road to McArthur Swamp and Big Lake 3.0 mi north of McArthur. 1005 Comment
  CHSC34099  Downingia elegans J. D. Prouty 1981-7-21 1271 Shasta Ca. 5 mi. s of Fall River Mills. 1097 Comment
  UC596037  Downingia montana R. F. Hoover 1936-5-22 1203 Shasta 3 mi e Redding Comment
  UC726433  Downingia montana A. A. Heller 1941-6-26 16237 Shasta 0.5 mi w Buckhorn Lodge; Hatchet Mountain 1066 Comment
  RSA32876  Downingia montana A. A. Heller 1941-5-30 16155 Shasta On the plateau 3 miles NW of Redding. Comment
  CAS-BOT-BC42084  Draba aureola E. B. Copeland 1899-1-1 s.n. Shasta Base of Lassen's Butte. 2133 Comment
Read comments
Jul 7 2020
  JEPS6300  Draba aureola Chesnut and Drew circa 1889 Shasta Lassen Peak Comment
  CHSC9187  Draba verna G. Strausbaugh 1970-3-7 5 Shasta W side of Whiskeytown Hwy. opposite Whiskeytown Marina and ca. 15 ft. above road. 381 Comment
  CHSC65637  Draperia systyla L. P. Janeway 1995-7-8 4847 Shasta Along Road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Southwest-facing road cutbank. 1341 Comment
  UC880658  Draperia systyla L. E. Smith 1915-5-31 Shasta Iron Mountain 762 Comment
  UC860711  Drymocallis hansenii Alice Eastwood June 29, 1912- July 11, 1912 834 Shasta Goose Valley Comment
  CAS-BOT-BC159322  Drymocallis lactea var. lactea Hans Leschke 1957-7-12 s.n. Shasta Above Cold Boilng Lake - Lassen Volcanic National Park 2377 Comment
  UCD105308  Dysphania botrys K. M. Meyer; A. Townesmith 2007-7-27 168 Shasta Shasta-Trinity National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake. 349 Comment
  CHSC114409  Dysphania botrys Don Lepley 2014-9-3 Shasta Lassen National Forest; Hat Creek Ranger District. Large pullout on west side of Highway 44 near bottom of Hat Creek Rim. 1719 Comment
  CHSC61116  Eleocharis bella Vernon H. Oswald 1993-7-12 5681 Shasta Lassen Volcanic National Park. On the open meadow at Badger Flat on the N edge of the park. 1914 Comment
  UCD49717  Eleocharis bella B. Crampton 1956-8-20 3785 Shasta Dome Creek, junction with the Sacramento River at Castle Crag, Shasta County. 640 Comment
  SD225709  Eleocharis bolanderi Carol Witham, Jennifer Buck 2001-5-9 195 Shasta From intersection of Hwy 299, take Day Rd. 6 miles north and 1 mile west on fire roads; Day Road site, pool # DAlY001. Comment
  CHSC77472  Eleocharis engelmannii G. Schoolcraft 1996-7-3 2530 Shasta 7 miles n. of Burney near Burney Creek. 944 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
  CAS-BOT-BC112051  Eleocharis quinqueflora Harold Bailey; Virginia Bailey 1948-8-27 2931 b Shasta Kings Creek Meadow near picnic grounds. 2164 Comment
  CHSC96179  Elodea nuttallii R. Fischer 2006-7-23 891 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from an arm of water feeding Big Lake, the southern end and western shore. 1007 Comment
  CHSC92974  Elymus caput-medusae R. Fischer 2005-5-23 486 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On meadow north of McArthur along Rat Farm Road. Near the old McArthur Swamp lands. 1013 Comment
  HSC100228  Elymus caput-medusae J. P. Smith 2010-5-19 12875 Shasta Along Shasta View Road in Redding 202 Comment
  HSC99961  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-15 13216 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  CHSC8612  Elymus caput-medusae G. Smalley 1967-7-17 Shasta Collected ca. 9 miles n of Redding on Inter-state 5. 365 Comment
  SEINET10558298  Elymus condensatus Charles L. Hitchcock 1940-5-25 Hitchcock 6582 Shasta Below PIt Dam, power plant, 2 miles west of Fall River Mills. 1341 Comment
  JEPS100929  Elymus elymoides subsp. elymoides Dean W. Taylor 1975-8-24 5380 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak 2563 Comment
  UC1558241  Elymus elymoides subsp. elymoides Harold and Virginia Bailey 1948-8-25 3002 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  UC822234  Elymus glaucus Alice Eastwood Jun 29 1912-Jul 11 1912 916 Shasta Goose Valley Comment
  CAS-BOT-BC206584  Elymus glaucus subsp. glaucus Lewis S. Rose 1945-9-8 45269 Shasta Manzanita Lake - Lassen Volcanic National Park 1783 Comment
  SEINET190970  Elymus glaucus subsp. glaucus A. A. Beetle 1941-6-30 2844 Shasta Lassen National Forest ; Along Hat Creek 10 mi NE of Manzanita Lake 0 Comment
  CDA11007  Elymus lanceolatus G. F. Hrusa 1991-6-27 8500 Shasta Pit River Drainage; Along Pit River near confluence with Hat Creek. Comment
  UC1037129  Elymus multisetus Leo Whitney 1935-6-20 3254 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  SEINET10906895  Epilobium Mary Susan Taylor 1980-6-10 Taylor 2810 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  OBI78338  Epilobium campestre Robert F. Hoover 1968-5-28 11106 Shasta Redding Airport 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
  UC511322  Epilobium ciliatum subsp. ciliatum Lyman Benson 1930-7-18 2206 Shasta e Round Mount. (summit, along stream); N. Sierra Nevada Mt. Range, Hatchet Creek 1219 Comment
  JEPS104980  Epilobium ciliatum subsp. glandulosum Dean W. Taylor 1996-6-15 15683 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
  CHSC71880  Epilobium densiflorum Vernon H. Oswald; Lowell Ahart 1998-9-8 9569 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hilcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. Along the edge of the creek. 1280 Comment
  HSC103549  Epilobium densiflorum Thomas W. Nelson 2005-5-22 9312 Shasta Milville Plains on west side of Milville Plains Rd., 0.7 mi. from junction with Dersch Rd. 150 Comment
  UC873158  Epilobium densiflorum A. A. Heller 1916-6-25 12448 Shasta 5 mi s Redding Comment
  UC1036281  Epilobium hornemannii subsp. hornemannii George W. Gillett 1952-7-27 106 Shasta above hwy near hot springs; Lassen Volcanic National Park, Vicinity of Sulphur Works 2118 Comment
  JEPS91096  Epilobium minutum Dean W. Taylor 1993-4-30 13387 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  JEPS28581  Epilobium obcordatum George W. Gillett 1957-7-12 727 Shasta Devastated Area below Hat Lake (between parking area and Lost Creek); Lassen Volcanic National Park 1889 Comment
  UC1036329  Epilobium obcordatum George W. Gillett 1952-8-17 199 Shasta on Little Hot Springs Valley Grade 2 mi below Bumpas Hell trail origin (above Lassen Peak Hwy, near drinking fountain); Lassen Volcanic National Park 2286 Comment
  CHSC96191  Epilobium pygmaeum R. Fischer 2006-7-22 897 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a moist grassy meadow, adjacent main park road, western end of park, and ca. 200 yds. east of Bowman ditch. 1008 Comment
  JEPS128717  Epilobium torreyi Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21408 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  UC764862  Epilobium torreyi R. F. Hoover 1936-5-22 1195 Shasta 3 mi e Redding Comment
  OBI12145  Epilobium torreyi Robert F. Hoover 1968-5-28 11129 Shasta Bella Vista Comment
  UCD135285  Equisetum arvense John Thomas Howell 1960-8-22 36391 Shasta Lassen Volcanic National Park, Hat Lake. 1950 Comment
  CAS-BOT-BC57232  Equisetum laevigatum L. E. Smith 1915-5-6 s.n. Shasta Red Bluff Comment
  CAS-BOT-BC57639  Equisetum telmateia L. E. Smith 1913-4-14 76 Shasta Castella Comment
  CHSC66140  Equisetum telmateia subsp. braunii Vernon H. Oswald 1996-5-30 7684 Shasta East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27) at Salt Creek Bridge, 13.7 mi E of the McCloud River Bridge. 457 Comment
  UCD65671  Eragrostis pilosa var. pilosa Beecher Crampton 1960-6-16 5668 Shasta northeast, 3 miles north of Fall River Mills, east slope Saddle Mtn. 1097 Comment
  HSC40176  Eremogone kingii var. glabrescens Thomas W. Nelson, Jane P. Nelson 1976-8-1 3130 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow 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-BC286670  Ericameria bloomeri David D. Keck 1938-8-9 4891 Shasta 1/2 mi. E. of Burney Springs, S. side of Burney Mtn. 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
  CAS-BOT-BC286680  Ericameria bloomeri David D. Keck 1938-8-9 4891 Shasta 1/2 mi. E. of Burney Spring, S. side of Burney Mtn. Comment
  CHSC34505  Ericameria bloomeri J. D. Jokerst 1981-9-26 1477 Shasta S of Damantion Pass. 200 Comment
Read comments
Oct 3 2007
  JEPS89551  Ericameria bloomeri Dean Wm. Taylor with Roy Buck 1988-8-8 10030 Shasta Red Mt. Big Bend 15' Quad. (680A), Pit R. Watershed, Red Mt. 1737 Comment
  UC1567426  Ericameria bloomeri G. Schoolcraft 1989-9-19 2008 Shasta Timbered Crater, N of Fall River Mills 1158 Comment
  UC86506  Ericameria bloomeri Mrs. R. M. Austin 1896-7-1 350 Shasta Lassens Peak Comment
  RSA592527  Ericameria greenei S. O. Mattoon 1978-4-9 14 Shasta Hirz Mountain L. O. Road; McCloud Arm Lake Shasta 762 Comment
  CAS-BOT-BC299444  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-22 36343 Shasta Manzanita Lake 1783 Comment
  CAS-BOT-BC299452  Ericameria nauseosa var. speciosa Ynez Winblad 1934-10-6 s.n. Shasta Near Fall River Mills Comment
  CAS-BOT-BC299457  Ericameria nauseosa var. speciosa P. C. Everett; E. K. Balls 1959-10-21 23909 Shasta 2.9 mi. N. from entrance to Mt. Lassen Natl. Park along State Hwy. 89 2255 Comment
  HSC41159  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson 1976-8-1 3106 Shasta Lassen Volcanic National Park, just E of Manzanita Lake Comment
  HSC41160  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson 1976-8-1 3107 Shasta Lassen Volcanic National Park, just E of Manzanita Lake Comment
  HSC5329  Ericameria nauseosa var. speciosa D. E. Anderson 1962-8-5 2319 Shasta Hat Creek Park Comment
  JEPS29563  Ericameria parryi var. latior John Thomas Howell 1960-8-22 36414 Shasta 1/2 mi w of Park line (on road to Viola, near Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  CHSC60312  Erigeron compositus Mary Ann Showers 1992-6-27 2628 Shasta Lassen Volcanic National Park. Ridge between Chaos Crags and flat (cirque) northwest of Crescent Crater. 2377 Comment
  UC397402  Erigeron compositus unknown 1922-1-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2743 Comment
  CHSC60314  Erigeron coulteri Mary Ann Showers 1992-7-19 2708 Shasta Lassen Volcanic National Park. Dersch Meadows. 1950 Comment
  CAS-BOT-BC298568  Erigeron divergens Lewis S. Rose 1945-9-2 45214 Shasta 1 mi. se. of Doyles Corner 975 Comment
  CAS-BOT-BC300375  Erigeron eatonii var. plantagineus Alice Eastwood 1912-7-11 1010 Shasta Goose Valley Comment
  UC54108  Erigeron eatonii var. plantagineus H. M. Hall and E. B. Babcock June, 1903 4163 Shasta meadows near Bear Flat (ne Shasta Co.); Sierra Nevada Mts. 1280 Comment
  UC485794  Erigeron glacialis var. glacialis H. F. Copeland 1932-8-15 Shasta where the road crosses Kings Creek Meadow; Mt. Lassen, Kings Creek Meadow 2225 Comment
  UC1873021  Erigeron inornatus var. inornatus David Keil 2004-7-10 30311 Shasta Along California Route 44 E of Old Station. Lassen National Forest. 1316 Comment
  UCD132004  Erigeron inornatus var. inornatus G. F. Hrusa 1991-6-25 8466 Shasta Pit River at uppermost end of Lake Britton. Dry meadow on Sand Pit Road. 900 Comment
  RSA0089874  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 2015-6-18 21551 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
  CAS-BOT-BC94801  Erigeron philadelphicus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 897 Shasta Castle Crags S.P., 1 km NE of entrance station hug, 100 m N of Interstate 5 624 Comment
  UC54103  Erigeron philadelphicus var. philadelphicus H. M. Hall and E. B. Babcock 1903-6-1 4208 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs 1066 Comment
  CHSC9218  Eriodictyon californicum G. Strausbaugh 1970-4-18 29 Shasta NW side Kennedy Memorial Hwy. ca. 5 mi. nw of Whiskeytown Dam. 374 Comment
  RSA748772  Eriodictyon californicum K. M. Meyer, A. Townesmith 2007-8-4 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  SEINET10697926  Eriodictyon californicum Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 191 Shasta Shasta-Trinity National Forest, 12.1 mi. on Gilman Rd., exit 698 off North I-5. 378 Comment
  UC1576787  Eriogonum congdonii Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9237 Shasta watershed divide between Pit River and McCloud River; Grizzly Peak 1889 Comment
  POM87957  Eriogonum luteolum L. R. Abrams 1922-8-8 9927 Shasta 5 miles south of Baird. Comment
  JEPS56151  Eriogonum luteolum var. luteolum W. L. Jepson 1914-8-11 5766 Shasta Upper Fall River Valley 1036 Comment
  UC1334508  Eriogonum luteolum var. luteolum Dorothy E. Beetle 1941-6-30 68 Shasta the Manzanita road at Hat Creek Lassen Nat'l Forest, Hat Creek Comment
  CAS-BOT-BC259547  Eriogonum luteolum var. luteolum A. A. Heller 1916-9-2 12643 Shasta Between the McCloud and Sacramento rivers Comment
  UC1543738  Eriogonum marifolium Harold and Virginia Bailey 1948-8-25 3034 b Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-BC263317  Eriogonum marifolium var. marifolium Lewis S. Rose 1945-9-4 45239 Shasta Summit Lassen Peak Highway 2590 Comment
  CAS-BOT-BC263323  Eriogonum marifolium var. marifolium A. H. Kramer 1930-8-22 25 Shasta Prospect Pk., Lassen National Park Comment
  CAS-BOT-BC267377  Eriogonum marifolium var. marifolium Elmer I. Applegate 1929-6-21 5817 Shasta Kelly's Camp, Warner Valley, Mount Lassen region Comment
  HSC37464  Eriogonum nudum var. nudum J. D. Ackerman, A. M. Montalvo 1975-7-16 548 Shasta Harrison Gulch off Hwy. 36 Comment
  RSA239270  Eriogonum nudum var. nudum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-22 42398 Shasta Shasta National Forest: Above Castle Creek c. 1 mile W of Castle Crags State Park. 793 Comment
  UC1748342  Eriogonum nudum var. pubiflorum L. P. Janeway 1996-9-1 5081 Shasta along Clear Creek Road 0.5 mi N of Hwy. 299 (towards French Gulch) 402 Comment
  LA206889  Eriogonum nudum var. pubiflorum O. H. Kappler; 1949-7-27 sn Shasta Lassen National Park; N slope, Mt. Lassen, Roadside 1523 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
  CHSC60380  Eriogonum pyrolifolium var. pyrolifolium Mary Ann Showers 1992-6-27 2619 Shasta Lassen Volcanic National Park. North-facing headslope above pumice flat (cirque) northwest of Crescent Crater. 2225 Comment
  RSA303980  Eriogonum pyrolifolium var. pyrolifolium James R. Shevock 1972-7-24 2206 Shasta Lassen Peak; Lassen Park. 2896 Comment
  CAS-BOT-BC262722  Eriogonum sphaerocephalum var. halimioides Margaret M. Hanna 1956-6-3 936 Shasta East of Hat Creek, Hiway 299, 71.2 East of Redding Comment
  CHSC82694  Eriogonum ternatum L. P. Janeway 2001-7-8 7285 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  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
  CAS-BOT-BC267512  Eriogonum umbellatum Alice Eastwood 1912-7-24 1375 Shasta Castella Comment
  CAS-BOT-BC267517  Eriogonum umbellatum A. A. Heller 1914-8-29 11745 Shasta Near Castle Crag on the Pacific Highway. Along the Sacramento River near Castella 609 Comment
  RSA766340  Eriogonum umbellatum W. D. Baker 1930-8-16 s.n. Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  JEPS104994  Eriogonum umbellatum var. humistratum Dean W. Taylor 1996-8-10 15884 Shasta Tamarack Lake; Trinity Mountains,; in cirque above the lake 1859 Comment
  CHSC33979  Eriogonum umbellatum var. modocense J. D. Prouty 1981-7-21 1266 Shasta Ca. 6.5 mi se of Fall River Mills. 1097 Comment
  CHSC61110  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1993-7-12 5682 Shasta Lassen Volcanic National Park. Between Badger Flat and an unnamed snow lake located ca. 0.75 mi to the SW. 1938 Comment
  CHSC89713  Eriogonum umbellatum var. nevadense R. Fischer; J. Marr 2004-5-24 401 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along Spatter Cone Trail. 1036 Comment
  LA207049  Eriogonum umbellatum var. polyanthum Carl Epling; William Robison 1935-7-17 sn Shasta Lassen Park, near Manzanita Lake Comment
  LA84274  Eriogonum umbellatum var. polyanthum O. H. Kappler; 1949-7-27 2005 Shasta Lassen National Park, N. slope, Mt. Lassen 1767 Comment
  CAS-BOT-BC175199  Eriogonum ursinum James Jokerst 1985-4-27 2381 Shasta Near Bridge Campground 1187 Comment
  UC1561088  Eriogonum ursinum var. ursinum Dean Wm. Taylor with Roy Buck 1987-6-4 8986 Shasta summit of Mushroom Rock Pit River Drainage, Big Bend USGS 15' quadrangle, 680A 1889 Comment
  UC912776  Eriogonum ursinum var. ursinum Alice Eastwood Aug 22 1912-Aug 26 1912 1489 Shasta trail to sulphur works from Morgans Springs; Lassen Butte Region Comment
  JEPS28560  Eriogonum vimineum George W. Gillett 1957-7-9 694 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek north of Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  UCD37064  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta County, Cattle Crag, banks along Sacramento River. 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
  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
  SEINET7073487  Eriophyllum lanatum A. G. Vestal 1963-6-4 s.n. Shasta Steep shade and clay bank about 8.1 miles west of junction of Bowman Road and Route 36. UTM Zone 10, 532139mN, 4460220mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC301089  Eriophyllum lanatum var. achilleoides Alice Eastwood; John Thomas Howell 1940-6-11 7917 Shasta Near Fall River Mills Comment
  CAS-BOT-BC301094  Eriophyllum lanatum var. achilleoides H. M. Hall; E. B. Babcock 1903-6-1 4250 Shasta Sierra Nevada Mountains. Fall River Mills, North-eastern Shasta County 1036 Comment
  RSA289482  Eriophyllum lanatum var. achilleoides Dale E. Johnson, J. E. Eckenwalder 1974-6-15 129 Shasta 6.3 km (3.9 miles) W of Buzzard Roost Road and 7.6 km (4.7 miles) W of Round Mountain (town) on Hwy 299 (Redding-Round Mountain Road) Comment
  CAS-BOT-BC301175  Eriophyllum lanatum var. arachnoideum Clarence R. Quick 1962-7-10 62 -77 Shasta Old Buffum cutover, SW side of Hatchet Mt. west of Burney Comment
  RSA46872  Eriophyllum lanatum var. grandiflorum Doris K. Kildale 1927-7-4 s.n. Shasta Boundary of Trinity and Shasta Counties, on Eureka-Red Bluff Road 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
  CAS-BOT-BC301434  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 89 Shasta 1/2 mile north of Pollock 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
  JEPS16991  Eryngium articulatum J. W. Blankinship 1910-6-25 Shasta Redding Comment
  JEPS14097  Eryngium castrense W. L. Jepson 1940-7-4 20139 Shasta Palo Cedro 137 Comment
  UC648291  Eryngium castrense John Thomas Howell 1934-6-16 12225 Shasta 3.5 mi. n.e. McArthur Comment
  SEINET7062917  Eryngium pinnatisectum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  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
  CHSC38096  Erysimum perenne R. E. Preston 1983-8-6 404 Shasta Near summit of Diamond Peak, Lassen Volcanic National Park. 2316 Comment
  HSC45832  Erysimum perenne Robert Wharton 1978-7-2 Shasta Snout of Whitney Glacier, Mt. Shasta 2988 Comment
  CAS-BOT-BC153748  Erythranthe alsinoides L. E. Smith 1913-4-11 28 Shasta Pitt River Comment
  CHSC9241  Erythranthe microphylla G. Strausbaugh 1970-7-19 135 Shasta Beside Boulder Creek where crosses dirt road ca. 3 mi. east of summit of Shasta Bally. 457 Comment
  SEINET13723778 Image available Erythranthe moschata Gary A. Evans 1963-1 Shasta 5 miles west of Lassen Volcanic National Park, along Highway 44 1219 Comment
  SEINET13723817 Image available Erythranthe moschata George W. Gillet 1953-1 299 Shasta Lassen Volcanic National Park, vicinity of Hat Lake 1951 Comment
  CAS-BOT-BC443957  Erythranthe taylorii Dana York 2012-5-19 3108 Shasta Shasta-Trinity National Forest, near summit of North Gray Rocks adjacent to the McCloud River Arm of Shasta Lake. 933 Comment
  JEPS123359  Erythranthe taylorii Gabe Youngblood 2015-3-5 3 Shasta Limestone outcrops east of Dekkas Rock and north of Kamloops on Shasta Lake. Minnesota Mountain, 7.5' Q. Comment
  UC1736596  Erythranthe taylorii Dean W. Taylor 1993-5-1 13405 Shasta south end Gray Rocks, Squaw Creek watershed, Shasta Lake region 853 Comment
Read comments
Aug 29 2013
  SEINET3991632  Erythronium californicum Unknown 1932-4-13 7045 Shasta 3 miles west of Begum , Shasta County on Red Bluff-Redding road. Comment
  JEPS61863  Erythronium multiscapideum Mary Alice King 1921-3-1 Shasta foothills beyond Anderson Comment
  UC775209  Erythronium purpurascens Herbert L. Mason 1940-5-22 12309 a Shasta Mount Lassen Hwy Kings Creek Comment
  HSC103184  Erythronium shastense Dana York 2012-5-19 3112 Shasta Shasta-Trinity National Forest, Peak 2968, just north of North Gray Rocks, adjacent to the McCloud River Arm of Shasta Lake. 900 Comment
  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
  JEPS123348  Erythronium shastense Len Lindstrand III 2015-2-26 21222 Shasta Northwest slope of Bollibokka Mountain. Bollibokka Mountain, 7.5' Q. Comment
  JEPS123350  Erythronium shastense Len Lindstrand III 2015-3-12 21225 Shasta Low Pass Narrows, Gray Rocks. Devils Rock, 7.5' Q. Comment
  JEPS123353  Erythronium shastense Kevin Heidel 2015-3-13 6 Shasta East at Brock Creek outlet into Shasta Lake along unnamed stream. Devils Rock 7.5' Q. Comment
  CHSC4042  Eschscholzia lobbii Sadie Gualtieri 1967-3-26 Shasta 1/5 mile W. Bear Creek on S. side hiway 44 to Lassen Park, E. from Redding. Comment
  UCD95378  Eschscholzia lobbii W. Robert Powell 1981-5-6 2791 Shasta 2 miles SW of Anderson, between Anderson Creek bed and Anderson Creek Road. 155 Comment
Read comments
Aug 21 2015
  SEINET12196911  Eucalyptus C. S. Kaut 2000-1 12 Shasta Redding, behind Civic Center, along Sacramento River Comment
  CAS-BOT-BC310391  Eucephalus breweri Alice Eastwood 1912-8-22 1828 Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC310388  Eucephalus breweri W. R. Ernst 1957-8-10 204 Shasta Mt. Lassen National Volcanic Park. Trailside about 1 mile off the Lassen Peak Highway on the Kings Creek Falls trail Comment
  CHSC63052  Euphorbia crenulata Vernon H. Oswald; Lowell Ahart 1994-4-27 6119 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.15 mi E (clockwise) of the trailhead. 335 Comment
  UC1036226  Eurybia integrifolia George W. Gillett 1953-8-21 339 Shasta near Corral Meadows; Lassen Volcanic National Park, Kings Creek, Summit Lake 1844 Comment
  CAS-BOT-BC310510  Eurybia integrifolia C. R. Quick 1953-8-2 53 -78 Shasta NE. of Montgomery Creek Comment
  CAS-BOT-BC310656  Euthamia occidentalis Alice Eastwood 1912-7-26 1475 Shasta Pitt river bed Comment
  RSA768478  Euthamia occidentalis Justin M. Wood 2010-9-2 2586 Shasta City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  CAS-BOT-BC418824  Fagopyrum esculentum Ellen O'Connor 2009-1-8 s.n. Shasta Jones Valley, near Redding 457 Comment
  RSA0089878  Fallopia japonica Dean Wm. Taylor 2014-4-10 21468 Shasta Hazel Creek Road 2.8 road miles up (East) of the bridge over the Sacramento River at Sims, just northwest of the bridge over Hazel Creek. 321 Comment
  HSC84188  Festuca californica J. P. Smith, Thomas W. Nelson 1982-5-15 10447 Shasta Lewiston Turnpike, 7.6 mi from its junction with Hwy. 299. 1220 Comment
  HSC71909  Festuca idahoensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5820 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 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
  CAS-BOT-BC278719  Festuca idahoensis L. N. Lorenzen No date on label 6 Shasta Shasta National Forest, Van Brennan's Well 1440 Comment
  HSC101618  Festuca myuros J. P. Smith 2010-5-18 12865 Shasta Along Iron Mountain Road near Redding 248 Comment
  CAS-BOT-BC278869  Festuca occidentalis James Jokerst 1985-5-27 2374 Shasta Near Rock Creek 943 Comment
  UCD123155  Festuca occidentalis Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7405 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC278871  Festuca occidentalis John Thomas Howell 1961-6-19 36521 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  RSA0049618  Festuca roemeri var. klamathensis Dean Wm. Taylor 2012-6-18 21241 Shasta Bully Choop Mountain; saddle just east of the summit block 2090 Comment
  CAS-BOT-BC278939  Festuca rubra C. L. Hitchcock 1940-5-20 6475 Shasta 25 miles east of Redding Comment
  UCD66343  Festuca rubra Burle Jones 1940-8-15 Shasta Lassen Park, Hat Creek. Comment
  JEPS17492  Foeniculum vulgare Alma Weigart 1922-8-22 Shasta Whitmore Comment
  CDA13117  Fragaria virginiana G. F. Hrusa, T. D. Wilfred 1996-6-11 13052 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, above west side of Bunchgrass Valley. Comment
  UC1543684  Fragaria virginiana subsp. glauca Harold and Virginia Bailey 1948-8-27 2898 b Shasta Badger Flat; Lassen Volcanic National Park 1920 Comment
  SEINET7417538 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12994 Shasta Clear Creek 7 mi S of Redding Comment
  CAS-BOT-BC53892  Frangula californica subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Between Old Shasta & Redding Comment
  CAS-BOT-BC53893  Frangula californica subsp. tomentella Elmer I. Applegate 1929-6-23 5824 Shasta Ingot Comment
  HSC100047  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2010-5-7 12837 Shasta Shata-Trinity National Forest. Sims Flat Campground. 524 Comment
  HSC100053  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12852 Shasta Along County Rd. A16. 357 Comment
  HSC100055  Frangula rubra J. P. Smith, & J. O. Sawyer 2010-5-8 12854 Shasta Along County Rd. A16. 357 Comment
  CAS-BOT-BC59586  Frangula rubra subsp. rubra Carl B. Wolf 1934-7-7 6034 Shasta W. side of Sacramento River, 8/10 mi. no. of Mears Creek 609 Comment
  SEINET192032  Frasera albicaulis subsp. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 miles east of Redding. 152 Comment
  CAS-BOT-BC217679  Fraxinus dipetala L. E. Smith 1913-4-13 625 Shasta Pitt River Comment
  CAS-BOT-BC223567  Fraxinus latifolia Ellsworth Bethel 1923-4-17 s.n. Shasta Redding Comment
  CAS-BOT-BC223573  Fraxinus latifolia Elmer I. Applegate 1929-6-23 5841 Shasta Round Mountain 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
  CAS-BOT-BC504397  Fritillaria Jim Riley; N. S. Stilson 1923-4-19 s.n. Shasta Delta 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
  RSA68719  Fritillaria atropurpurea Frank W. Peirson 10125 Shasta Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC130322  Fritillaria eastwoodiae Dean Wm. Taylor; Glenn L. Clifton; Jim Andre 1990-4-24 10662 Shasta Shingletown Ridge, SW of Shingletown, ca. 1 miles S of Highway 44 on Ash Creek road 975 Comment
  SEINET8378732  Fritillaria eastwoodiae Frank Callahan 1995-5-19 Shasta Grace Lake, along gravel rd. into Grace Lake. 1063 Comment
  UC1540247  Fritillaria glauca Dean W. Taylor 1987-6-28 9090 Shasta dividing drainages of McCloud River and Pit River (summit of Grizzly Peak); Grizzly Peak 1889 Comment
  CHSC93020  Fritillaria recurva R. Fischer 2005-4-16 579 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along Fishhawk Trail. 1036 Comment
  CAS-BOT-BC504457  Fritillaria recurva Ingo Orlamunder 1975-5-10 s.n. Shasta Mill Creek, 30 miles east of Redding Comment
  RSA289963  Fritillaria recurva Kate J. Stirring 1919-4-24 s.n. Shasta McArthur Comment
  RSA367753  Fritillaria recurva Christopher Davidson 1973-5-26 2160 Shasta Approximately 15 mi. W of Burney on St. Hwy 299. 915 Comment
  JEPS121033  Froelichia gracilis John Luper 2013-11-7 001 Shasta On south side of Collyer Drive at its intersection with Twin Tower Drive, City of Redding Comment
  CHSC20035  Galium aparine M. S. Taylor 1975-4-12 459 Shasta Clear Creek and Hwy 299 junction, ca. 3 mi W of Whiskeytown. 335 Comment
  UC888734  Galium aparine C. L. Hitchcock 1940-5-24 6542 Shasta on creek ca 20 mi w Fall River Mills; Hat Creek Comment
  HSC23331  Galium aparine G. Strausbaugh 1970-5-30 92 Shasta W bank of stream, 10 ft. above where inlets to 3rd cove W of Brandy Creek Swimming Area 372 Comment
  SEINET10500619  Galium aparine Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5492 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
  UCD123149  Galium bolanderi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7400 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CHSC65816  Galium parisiense L. P. Janeway 1995-6-17 4793 Shasta Backbone Ridge; along Backbone Ridge Road 2.5 mi west of Dry Creek Road. 420 Comment
  JEPS52734  Galium porrigens var. tenue Lauramay T. Dempster and G. L. Stebbins 1963-7-7 3837 Shasta 3.5 mi e Redding (on Hwy 44) 173 Comment
  RSA653152  Garrya elliptica R. J. Rodin 1971-8-20 8590 Shasta Slate Creek, 22 miles north of Redding on Hwy 99 (US 5), just north of Shasta Lake near Lamoine 1400 Comment
  OBI38308  Garrya elliptica Robert J. Rodin 1971-8-20 8590 Shasta Slate Crk, 22 mi N of Redding on hwy 99; just N of Shasta Lake Comment
  UC160052  Garrya fremontii A. M. Alexander 1911-2-9 Shasta above French Gulch (e side Deadwood Divide); Deadwood Divide 1158 Comment
  SEINET191860 Image available Gastridium phleoides C. L. Hitchcock 1940-5-17 6472 Shasta Redding: 3 miles east of 152 Comment
  UCD66590  Gastridium phleoides L. Whitney 1935-5-18 Shasta 5 miles E of Redding. Comment
  UC1132040  Gastridium ventricosum C. J. Kraebel 1934-5-5 9 Shasta North Fork Squaw Creek; Redding Quad., Kennett Area Comment
  CDA38133  Gayophytum diffusum T. C. Fuller 1963-7-15 10869 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  CDA13510  Gayophytum heterozygum G. F. Hrusa, T. D. Wilfred 1996-7-22 13336 Shasta Lassen National Forest; About 4-5 miles S of Old Station. Comment
  JEPS28557  Gentianopsis simplex George W. Gillett 1957-7-9 690 Shasta ca. 2 mi. s. Big Springs (confluence of Hat Creek and Lost Creek n. of Lassen Volcanic Nat'l Park) 1524 Comment
  JEPS61473  Geranium carolinianum Milo S. Baker 1898-7-6 382 Shasta Clover Creek Falls Comment
  JEPS28494  Geum macrophyllum George W. Gillett 1957-8-11 1043 Shasta Lassen Volcanic National Park, Hat Lake, near e shore Hat Lake; Lassen Volcanic National Park, Hat Lake 1965 Comment
  SEINET194901  Gilia capillaris A. A. Heller 1941-7-24 16259 Shasta Lassen Volcanic National Park ; Near Noble Pass 1829 Comment
  RSA34055  Gilia capitata A. A. Heller 1918-5-12 13017 Shasta Fish hatchery on McCloud River Comment
  SEINET10496740  Gilia capitata Mary Susan Taylor 1980-6-10 Taylor 2802 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  UC932029  Gilia capitata subsp. capitata Malcolm A. Nobs 1948-6-26 517 b Shasta on highway 99 ca 20 mi s Dunsmuir (on slate outcrop by Slate Creek); Slate Creek, s of Dunsmuir Comment
  CAS-BOT-BC266571  Githopsis pulchella Bettell Ellsworth 1923-5-10 s.n. Shasta E of Redding Comment
  SEINET4853072  Githopsis pulchella subsp. campestris P. L. Johannsen 1932-6-3 s.n. Shasta South of Dry Clover Creek. 366 Comment
  UCD122714  Githopsis specularioides G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7775 Shasta 0.3 mile SW of McCloud Bridge. 335 Comment
  SACT001248  Glyceria borealis Malcolm Nobs, S. Smith 1949-5-29 Shasta Comment
  SEINET186061 Image available Glyceria borealis V. E. Long 185 a Shasta Mazanita Lake 1768 Comment
  CAS-BOT-BC283884  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Along Dome Creek, junction with the Sacramento River, Castle Crag 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
  JEPS28545  Gnaphalium palustre George W. Gillett 1957-7-8 674 Shasta 5.8 mi ne of Manzanita Lake (0.25 mi s of Burney Highway, Lost Creek); Lassen Volcanic National Park, Lost Creek 1584 Comment
  CHSC34358  Gratiola ebracteata J. D> Prouty 1981-7-21 1255 Shasta 1097 Comment
  JEPS4232  Gratiola ebracteata Heller 1905-5-30 7907 Shasta Redding Comment
  JEPS57387  Grindelia hirsutula L. R. Heckard and T. I. Chuang 1968-7-2 1959 Shasta about 1 mi n Pollard Flat (2.5 mi n of La Moine; w side of Sacramento River); Sacramento River 426 Comment
  CHSC88767  Grindelia nana R. Fischer 2004-7-7 282 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along ALSSP access rd. between McArthur and Rat Farm, closer to McArthur. 1010 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
  SJSU552  Hackelia californica G. Witherspoon 1940-6-25 2111 Shasta Lassen Park Rd c. 1.5 mi NE of Manzanita L Lodge, Lassen Volcanic Natonal Park 1828 Comment
  UC1543729  Hackelia californica Harold and Virginia Bailey 1948-8-27 2890 Shasta Badger Flat; Lassen Volcanic National Park 1920 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
  SJSU2635  Hackelia californica C. W. Sharsmith 1963-6-15 7057 Shasta c. 6 mi E of Viola 1615 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
  UC32254  Helianthella californica subsp. nevadensis W. C. Blasdale 1896-6-14 Shasta French Gulch Comment
  CAS-BOT-BC314832  Helianthella californica var. shastensis L. E. Smith 1913-5-2 166 Shasta Kennet Comment
  UCD131734  Helianthella californica var. shastensis G. F. Hrusa 1992-5-3 10484 Shasta just north of town of Big Bend. Comment
  CHSC71861  Helianthus bolanderi Vernon H. Oswald; Lowell Ahart 1998-9-8 9616 Shasta Hwy 89 at its closest approach to Burney Creek just south of McArthur-Burney Falls Memorial State Park. 929 Comment
  UCD80872  Heliotropium europaeum Robert E. Preston 2006-10-27 2416 Shasta 1.3 mi E of Palo Cedro, along Hwy 44. 145 Comment
  HSC68200  Hemizonella minima J. P. Smith, J. O. Sawyer 1975-6-23 8297 Shasta Buckhorn Bally, 3.5 mi. S of Hwy. 299 at Buckhorn Summit on road to Bully Choop 1524 Comment
  SEINET10842087  Hemizonella minima Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-5-25 Morris 267 Shasta Collected at the junction of Hwy. 299 and 89 on Hwy. 89, in an area of yellow pine and oak. Comment
  RSA21715  Hemizonia fitchii C. B. Wolf 1937-8-8 9075 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  POM260078  Heracleum maximum C. L. Hitchcock 1940-5-24 6535 Shasta Hat Creek, 20 miles W of Fall River Mills 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
  JEPS101012  Hesperolinon micranthum Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9721 Shasta Pit River Canyon, Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek 670 Comment
  UC867802  Hesperolinon micranthum Alice Eastwood 1912-6-28 626 Shasta Montgomery Creek Comment
  POM203542  Hesperolinon micranthum F. W. Peirson 1932-7-16 s.n. Shasta Burney Spring 1433 Comment
  UCSB12581  Hesperolinon spergulinum Dearing, Hugh; Dearing, Margaret 1938-6-30 Shasta Lassen Park; 25 miles south of Burney Comment
  UC144214  Heterocodon rariflorum A. A. Heller 1905-5-30 7910 Shasta near Redding Comment
  CHSC24948  Heteromeles arbutifolia M. M. Vardanega 1976-4-12 10 Shasta Found 10 yrds. North off of Quartz Hill Road, 1.6 miles Northeast on Quartz Hill Road from the intersection of Quartz Hill road and Keswick Road. 216 Comment
  CAS-BOT-BC149823  Heteromeles arbutifolia W. R. Dudley 1899-8-18 s.n. Shasta Near Shasta P.O. Comment
  SEINET8204450  Heteromeles arbutifolia Frank Callahan 2008-11-19 HA 15 Shasta City of Shasta Lake, near Toyon (named for plant); site is south of Stasta [spg? Shasta?] Dam Blvd. Comment
  JEPS2435  Heterotheca villosa var. minor W. L. Jepson 1914-8-11 5783 Shasta Upper Fall River Valley 1036 Comment
  CHSC114403  Heterotheca villosa var. minor Don Lepley 2014-9-3 Shasta Lassen National Forest. Hat Creek Ranger District. North of Highway 44 near big curve at foot of Hat Creek Rim. 1335 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
  UC1036197  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Noble Pass Lassen Volcanic National Park (ne corner of park) 1859 Comment
  CAS-BOT-BC319659  Hieracium albiflorum Hans Leschke 1960-8-5 1697 Shasta Between Big Bear Lake and Silver Lake, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC319665  Hieracium albiflorum L. E. Smith 1914-6-25 726 Shasta Kennet Comment
  RSA113766  Hieracium albiflorum George W. Gillett 1953-7-31 306 Shasta Lassen Volcanic National Park. Noble Pass, northeast corner of the park. 1860 Comment
  RSA60816  Hieracium albiflorum Frank W. Gould 1939-5-26 744 Shasta 17 miles N of Redding 457 Comment
  CAS-BOT-BC318537  Hieracium greenei John Thomas Howell 1961-6-19 36530 Shasta Lily Pond Trail near Reflection Lake, Lassen Volcanic National Park 1798 Comment
  CHSC59132  Hieracium scouleri var. scouleri Vernon H. Oswald; Steve Mitchelson 1992-8-5 5144 Shasta Abandoned stone quarry located on the W side of the Old Emigrant Trail along the E foot of Raker Peak, ca. 1.3 mi N of Lassen Hwy. 1914 Comment
  UC16312  Hoita orbicularis M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC479116  Hoita orbicularis Marcus E. Jones, A. M. 1931-7-16 28971 Shasta Pitt River bridge Comment
  UCD84839  Holcus lanatus A. A. Beetle 1941-6-30 2843 Shasta Lassen National Forest. 10 miles northeast of Manzanita Lake, lava rock along Hat Creek. 609 Comment
  LA10634  Holcus lanatus C. L. Hitchcock; 1940-5-24 6581 Shasta on Hat Creek, ca. 20 mi W of Fall River Mills Comment
  SEINET10591392  Holcus lanatus Virginia E. Long 1931-6-11 Long 86 a Shasta In swampy ditch at edge of Hwy. Anderson. Comment
  CAS-BOT-BC150126  Holodiscus microphyllus var. glabrescens Alice Eastwood 1912-8-22 1866 Shasta Trail from Morgans Springs to Lassen Butte Comment
  CHSC93026  Holodiscus microphyllus var. glabrescens R. Fischer 2005-7-18 530 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Located at gated entrance to main park road at western end of park. On road easement just west of gate. 1018 Comment
  RSA201342  Holodiscus microphyllus var. glabrescens J. T. Howell 1960-8-19 36198 Shasta Summit ridge, Brokeoff Mtn. 2805 Comment
  UCD72571  Holosteum umbellatum subsp. umbellatum Dan Marcum 2008-5-1 s. n. Shasta Fall River Valley 1005 Comment
  CAS-BOT-BC280882  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-22 36351 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  UCD85930  Hordeum murinum subsp. leporinum A. A. Beetle 1942-5-20 3333 Shasta 4 miles W of Ono. Mendel South Experimental Plot. 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
  UC860224  Horkelia fusca subsp. parviflora Alice Eastwood Jun 29 1912-Jul 11 1912 715 Shasta Goose Valley Comment
  UC1036293  Horkelia fusca subsp. tenella George W. Gillett 1952-7-29 136 Shasta on trail to Paradise Meadow Lassen Volcanic National Park, Hat Lake vicinity Comment
  CAS-BOT-BC144005  Horkelia fusca var. tenella George W. Gillett 1957-7-3 643 Shasta Badger Flat; meadows near road crossing 1905 Comment
  SJSU3758  Horkelia tridentata C. W. Sharsmith 1963-6-9 7052 Shasta 1 mi E of Shingletown 1082 Comment
  JEPS91112  Horkelia tridentata subsp. flavescens Dean W. Taylor 1993-6-16 13685 Shasta North Coast Ranges, e base of Lookout Peak, on Bully Choop Mountain Road Lookout Peak; North Coast Ranges, Lookout Peak 1493 Comment
  POM203394  Horkelia tridentata subsp. tridentata F. W. Peirson 1932-7-14 10169 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  UC75493  Horkelia tridentata subsp. tridentata Milo S. Baker 1898-7-10 342 Shasta Stalker's Comment
  CAS-BOT-BC536286  Horkelia tridentata var. tridentata Ella Dales Cantelow 1938-6-10 4320 Shasta 16 miles NW of Burney Falls Comment
  CAS-BOT-BC536292  Horkelia tridentata var. tridentata Alice Eastwood 1912-6-27 639 Shasta Montgomery Creek Comment
  CAS-BOT-BC536297  Horkelia tridentata var. tridentata David D. Keck; A. Gustafsson 1938-8-9 4890 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. Comment
  CHSC9183  Hosackia pinnata G. Strausbaugh 1970-5-24 66 Shasta Beside seepage stream below cutbank w side of boat launching ramp at Whiskey Creek Marina. 370 Comment
  UC1036259  Hulsea nana George W. Gillett 1952-8-18 207 Shasta Lassen Peak trail; Lassen Volcanic National Park 2895 Comment
  CDA20544  Hydrilla verticillata J. Knight 2005-7-12 PDR 1365204 Shasta Anderson River Park, Big Pond. Rupert Rd in Anderson. 0 Comment
  CHSC30114  Hydrophyllum occidentale M. S. Taylor 1980-6-10 2806 Shasta Sims Lookout, ca. 6 mi s of Sweetbriar on I-5. 1126 Comment
  JEPS1654  Hydrophyllum occidentale Mrs. C. F. Rose 1935-5-13 57 Shasta 20 mi nw Redding (Whiskeytown region) Comment
  SEINET10497071  Hydrophyllum occidentale Mary Susan Taylor 1980-6-10 Taylor 2806 Shasta T37N R4W nw sec 29. Dunsmuir quad. Sims Lookout, Shasta Natl Forest, ca. 11 mi S of Castella; n-facing slope. 1127 Comment
  UC73688  Hydrophyllum occidentale Milo S. Baker Jul 1898 357 Shasta near Stalker's Comment
  UC485741  Hypericum anagalloides H. F. Copeland 1932-8-15 Shasta where rd. crosses King's Creek Meadow; Mt. Lassen, King's Creek Meadow 2225 Comment
  CDA36533  Hypericum concinnum Neil Derrick 1939-7-23 Shasta Bella Vista; Lemm Ranch. 0 Comment
  UC1024371  Hypericum formosum var. scouleri George W. Gillett 1952-7-22 93 Shasta along State Hwy. 89 n.e. of Lassen Volcanic Nat'l Park (Hat Creek near Old Station); Lassen Nat'l Forest, Hat Creek 1371 Comment
  OBI13996  Hypericum perforatum H. E. McMinn 1931-5-22 2470 Shasta Comment
  UCD110397  Hypericum perforatum subsp. perforatum M. Vincent 1963-6-8 392 Shasta Honey Run Road. Comment
Read comments
Sep 13 2016
  POM260176  Hypochaeris glabra C. L. Hitchcock 1940-5-17 6465 Shasta 3 miles east of Redding. 152 Comment
  UCR206585  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-6-11 14967 Shasta Southern Cascade Range, within the village of Shingletown along CA-44 1037 Comment
  CDA7486  Hypochaeris radicata A. C. Browne 1951-5-15 Shasta Redding. 0 Comment
  CAS-BOT-BC88623  Idahoa scapigera Ellsworth Bethel 1923-4-22 s.n. Shasta Fall River Mills. Comment
  UC1736083  Iliamna bakeri Dean W. Taylor 1988-6-25 9892 Shasta ridge south of Grizzly Peak along road in Section 21, below hill 5681 1676 Comment
  CAS-BOT-BC206823  Iliamna bakeri Tracey A. B. Slotta 1999-7-16 99 10 c Shasta McCloud Ranger District of the Shasta-Trinity National Forest, 1 mi. north of Mayfield Rd. 3, 2 mi. east of Hambone Butte Comment
  UC23334  Ipomopsis aggregata J. W. Morse Jul 1886 Shasta Shasta Comment
  SDSU3116  Ipomopsis aggregata Harvey 1939-7-28 3504 Shasta Mtn. Shasta. Comment
  RSA113844  Ipomopsis congesta George W. Gillett 1953-8-6 318 Shasta Lassen Volcanic National Park: Slopes of Chaos Crags Crater 2012 Comment
  CAS-BOT-BC133508  Iris Margaret M. Hanna 1956-6-3 906 Shasta Forest Camp, Hatchet Mt., 39.8 mi. E. of Redding Comment
  HSC73406  Iris tenuissima Bruce Potter, Leslie Sieburth, Susan Ahrens 1981-5-9 677 Shasta Harrison Gulch 820 Comment
  SEINET10872537  Iris tenuissima Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5488 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
  SEINET10794091  Isoetes bolanderi George Yatskievych, Kay Yatskievych 1988-1 Shasta Comment
  CHSC61129  Isoetes nuttallii Vernon H. Oswald 1993-5-12 5395 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
  CHSC92972  Isoetes nuttallii R. Fischer 2005-5-21 489 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In meadow off Juniper Trail north of camp 7. 1021 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
  UCD135915  Isoetes nuttallii Roman Gankin; W. R. Hildreth 1970-3-18 s.n. Shasta Along Darrah Springs Fish Hatchery Road at Lack Creek, ca. 1 mile south of State Highway 44 and ca. 30 miles southeast of Redding. 274 Comment
  UC1567392  Isopyrum stipitatum G. Schoolcraft 1989-4-24 1860 Shasta along Old Brown Ranch Road e Day Road 1051 Comment
  CAS-BOT-BC324735  Iva axillaris A. A. Heller; E. B. Babcock 1903-6-1 4260 Shasta 6 miles south of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  JEPS47360  Ivesia longibracteata L. R. Heckard, and R. Bacigalupi 1966-6-13 1532 Shasta about 0.2 mi s Castle Dome (se of Dunsmuir); Castle Crags 1432 Comment
  SEINET4855365  Ivesia longibracteata Barbara Ertter 1986-6-28 6451 Shasta Castle Crags SW of Dunsmuir, along Castle Dome trail. Comment
  CAS-BOT-BC109883  Juncus Malcom A. Nobs; S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  POM312917  Juncus articulatus Malcolm A. Nobs, S. Galen Smith 1949-7-19 1017 Shasta Round Mountain, Highway 299. Comment
  SEINET10533006  Juncus articulatus Patricia L. Kenney 1973-6-4 Kenney 412 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunsmuir 457 Comment
  CHSC93211  Juncus balticus R. Fischer 2005-7-18 626 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along water edge of outer Horr Pond. 1007 Comment
  SEINET10849733  Juncus dichotomus Peter F. Zika 2010-6-22 Zika 24984 Shasta NE side of Panaroma Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson, Inner North Coast Ranges (NCoRI). 130 Comment
  CHSC60455  Juncus drummondii Mary Ann Showers 1992-6-28 2674 Shasta Lassen Volcanic National Park. North facing cirque between Pilot Pinnacle and Mt. Diller. 2560 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
  RSA730002  Juncus effusus subsp. pacificus P. F. Zika, Julie Nelson 2007-6-20 23011 Shasta Sacramento Valley: near Encanto Way, 10 air km NE of Redding. Bank of East Valley Creek, tributary of Stillwater Creek, near vernal pools. 200 Comment
  UC1601858  Juncus ensifolius F. W. Morse Jul 1886 Shasta Shasta Comment
  CHSC58532  Juncus hemiendytus var. hemiendytus Vernon H. Oswald; Lowell Ahart 1992-7-9 5093 Shasta Lassen Volcanic Park. Trail between the W end of the N arm of Horseshoe Lake and the two small, unnamed ponds to the west. 2011 Comment
  JEPS100709  Juncus hemiendytus var. hemiendytus Dean W. Taylor 1992-5-5 12517 Shasta Burney Valley (ca. 3 miles W of west margin of Burney), in Haynes Flat, along Burney Creek, 975 Comment
  UC28753  Juncus howellii George W. Gillett 1957-8-11 1039 Shasta Lassen Volcanic National Park, Hat Lake Hat Lake; Lassen Volcanic National Park, Hat Lake 1965 Comment
  SEINET11156001 Image available Juncus kelloggii A. G. Vestal 1955-5-14 s.n. Shasta Comment
  RSA794452  Juncus marginatus P. F. Zika 2011-7-4 25514 Shasta Southwest side of Locust Road, 0.1 road mile from Barney Road. Interior North Coast Ranges. 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
  RSA25146  Juncus mexicanus C. L. Hitchcock 1940-5-24 6574 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  POM203376  Juncus nevadensis F. W. Peirson 1932-7-9 s.n. Shasta Burney Spring. 1433 Comment
  RSA730017  Juncus occidentalis P. F. Zika, Julie Nelson 2007-6-3 23005 Shasta Near East Valley Creek, tributary of Stillwater Creek. (Sacramento Valley ScV), near Encanto Way, 10 air km NE of Redding 200 Comment
  SEINET4691792  Juncus occidentalis Peter F. Zika, Julie Nelson 2011-1 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, 190 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
  UCD141749  Juncus parryi Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 5389 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA729906  Juncus patens P. F. Zika 2007-6-4 23022 Shasta Ponderosa Way , Bear Creek Ridge, (Cascade Range Foothills) 870 Comment
  JEPS91034  Juncus tenuis Dean W. Taylor 1990-8-18 13112 Shasta Northern Sacramento Valley, on s bank of South Cow Creek, along Ponderosa Way, just upstream of the bridge crossing South Cow Creek; Northern Sacramento Valley, South Cow Creek 822 Comment
  UC1553412  Juncus tenuis G. Schoolcraft 1987-5-26 1706 Shasta about 6 mi s Pittville 1066 Comment
  RSA0035252  Juncus trilocularis Barbara Wilson, Peter F. Zika 2011-8-7 16810 Shasta Highway 44, between Signal Butte and Summit Lake, Cascade Range Highlands. 1574 Comment
  SEINET6173595  Juncus trilocularis B. L. Wilson, P. F. Zika 2010-8-7 16810 Shasta Highway 44, between Signal Butte and Summit Lake, Cascade Range Highlands 1574 Comment
  SEINET10569524  Juniperus Miller Miller s.n. 1881 Shasta Comment
  CAS-BOT-BC85301  Juniperus occidentalis Wm. Bridge Cooke 1940-6-4 15007 Shasta Mount Shasta, on a tongue of lava near the Bolam Road 1219 Comment
  HSC99945  Juniperus occidentalis J. P. Smith, & J. O. Sawyer 2011-6-16 13232 Shasta Along Cassel Road, Lassen National Forest. 1145 Comment
  CHSC54169  Juniperus occidentalis var. occidentalis Vernon H. Oswald 1991-5-28 4614 Shasta Pit River Vista on Hwy 299, 2.0 miles west of Fall River Mills. 1100 Comment
  RSA86344  Juniperus occidentalis var. occidentalis F. W. Peirson 1932-7-18 11148 Shasta Along the road near Hat Creek Post Office Comment
  RSA1891  Juniperus occidentalis var. occidentalis C. B. Wolf 1930-10-20 1750 Shasta C. W. Hill Farm, near Dana 1220 Comment
  CAS-BOT-BC56343  Kalmia microphylla subsp. microphylla John Thomas Howell 1960-8-23 36432 Shasta Emerald Lake 2468 Comment
  JEPS90924  Kalmia polifolia subsp. polifolia Dean W. Taylor with Ingrid Olmsted 1974-7-13 4089 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2551 Comment
  UC27428  Keckiella corymbosa W. H. Brewer 1862-8-27 1337 Shasta Cottonwood Canyon Comment
  NY790363  Keckiella lemmonii A. Eastwood 1912-7-25 1446 Shasta Pitt to Baird Comment
  JEPS28504  Kelloggia galioides George W. Gillett 1957-7-1 621 Shasta n of Noble Pass (old emigrant trail); Lassen Volcanic National Park 1877 Comment
  UCR206046  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2009-6-10 14946 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  CAS-BOT-BC499652  Kopsiopsis strobilacea D. Showers 1977-7-4 DS 4057 Shasta Lassen Volcanic National Park. Soda Lake 2255 Comment
  UC501490  Kopsiopsis strobilacea Frank W. Peirson 1932-7-11 10221 Shasta Slopes of Mt. Magee, edge of 1000-Lake Basin. Comment
  RSA0089754  Lactuca biennis Dean Wm. Taylor 2014-7-28 21507 Shasta Rock Creek (ca. 8 air miles E of Manton), growing just downstream from the logging road culverted crossing at the stated coordinates. 1149 Comment
  CAS-BOT-BC341365  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 miles south of Redding Comment
  SEINET8506916  Lamium purpureum D. W. Taylor 2008-5-14 20203 Shasta Hat Creek, along Highway 299 just East of the bridge over the creek 853 Comment
  JEPS10063  Lasthenia fremontii R. F. Hoover 1937-5-19 2266 Shasta 5 mi e of Redding Comment
  CAS-BOT-BC204926  Lathyrus James McMurphy 1914-6-16 s.n. Shasta Hillside above pumping plant, Redding Comment
  CHSC63054  Lathyrus angulatus Vernon H. Oswald; Lowell Ahart 1994-5-6 6184 Shasta Trail between Clikapudi Trail and Backbone Rd. (34N02), SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. 350 Comment
  CAS-BOT-BC204978  Lathyrus jepsonii var. californicus L. S. Smith 1913-5-24 238 Shasta Redding Comment
  CAS-BOT-BC204980  Lathyrus jepsonii var. californicus Alice Eastwood 1912-6-29 839 Shasta Goose Valley Comment
  UCD106365  Lathyrus lanszwertii var. aridus G. F. Hrusa 1992-5-3 10489 Shasta N of Big Bend. Comment
  CAS-BOT-BC213273  Lathyrus sulphureus James McMurphy 1914-4-1 s.n. Shasta Pitt River Comment
  CHSC66146  Lathyrus sulphureus Vernon H. Oswald 1996-5-30 7677 Shasta Cascade Range Foothills. East of the McCloud Arm of Shasta Lake on Gilman Rd. (now Forest Road 27), 7.2 mi E of the McCloud River Bridge. 609 Comment
  HSC46273  Lathyrus sulphureus Christopher Knopp 1978-5-13 52 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC85752  Lathyrus sulphureus J. P. Smith, J. O. Sawyer 1982-5-9 10388 Shasta Lewiston Turnpike, 0.5 mi. from its junction with Hwy. 299 610 Comment
  RSA658079  Lathyrus sulphureus S. A. Weidert 1975-4-27 s.n. Shasta Near Inwood. 854 Comment
  UC1101288  Lemna turionifera Malcolm A. Nobs, Herbert L. Mason 1949-5-29 748 Shasta between Pitt River Bridge and Hat Creek (Highway 299) Comment
  CHSC84071  Lepidium chalepense Lowell Ahart; John Dittes 2003-5-22 10194 Shasta Meadow south 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
  JEPS53717  Lepidium nitidum J. W. Blankinship 1911-4-19 Shasta Anderson Comment
  POM301492  Lepidium nitidum Fred G. Meyer 1938-4-3 1321 Shasta About 17 miles N of Red Bluff. Comment
  HSC45602  Leptosiphon bicolor Diane L. Reed 1978-5-13 86 Shasta Beegum Gorge Rd. and Hwy. 36, 0.5 mi. E of Platina 762 Comment
  RSA0089867  Leptosiphon ciliatus Dean Wm. Taylor 2015-6-18 21558 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1249 Comment
  CHSC118352  Leptosiphon filipes Dean Wm. Taylor 2015-6-18 21556 Shasta 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44 1249 Comment
  CHSC107405  Leptosiphon harknessii Jake Ruygt 2009-5-24 5420 j Shasta McArthur-Burney Falls State Park. 884 Comment
  POM279134  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  RSA73020  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  CAS-BOT-BC226734  Leptosiphon latisectus Mark Bransom; Daniel Brown; Ron Hildebrant; Nina Meiselman 1986-5-10 81 Shasta Jct. of Stuarts Gap Rd. and Hwy. 36; NE grassy slope along Harrison Gulch Comment
  SEINET10473497  Lessingia Mary Susan Taylor 1980-8-14 Taylor 3246 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  HSC5935  Lessingia leptoclada M. S. Baker 1898-7-7 451 Shasta Stevens. Comment
  JEPS73710  Lessingia nemaclada L. R. Heckard with T. I. Chuang 1968-7-2 1962 Shasta about 1 mi n Pollard Flat (2 1/2 mi n of La Moine); w side of Sacramento River 426 Comment
  UC1287442  Lessingia nemaclada Willard Spence 1960-9-7 617 Shasta Route 99 10.2 mi s entrance to Castle Crags State Park (<entrance to Castle Crags State Park> is 6 mi s of Dunsmuir) Comment
  UC179133  Lessingia nemaclada A. A. Heller 1914-8-29 11746 Shasta 10 mi n Delta (on the Pacific highway) Comment
  HSC99647  Lessingia nemaclada J. O. Sawyer 1975-9-21 2706 Shasta 2.4 mi. E of Buckhorn Summit along State Rte. 299 Comment
  RSA38294  Lessingia nemaclada H. D. Ripley, R. C. Barneby 1948-1-6 9651 Shasta South base of Castle Rock 579 Comment
  SEINET4691067 Image available Leucanthemum vulgare Gary A. Evans 1963-1 Shasta Shingletown, on Highway 44, 30 miles east of Redding. 1066 Comment
  CAS-BOT-BC334602  Leucanthemum vulgare John Thomas Howell 1960-8-23 36423 Shasta Viola 1341 Comment
  UC584319  Leucothoe davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2415 Shasta 5 mi s of Red Mountain 1524 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
  CHSC118468  Lewisia kelloggii subsp. hutchisonii Martin J. Lenz 2010-6-29 4291 Shasta UTM 10 606717 E 4556178 N, NAD1927. 495m WNW of peak 5515 and approx. 1.8 km NE of Kemp Flat 1615 Comment
  JEPS105139  Lewisia leeana Dean W. Taylor 1993-7-9 13816 Shasta Grey Rocks; 10 air mi WSW of Dunsmuir; Trinity Mountains, Klamath Region 2072 Comment
  RSA65675  Lewisia triphylla F. W. Peirson 1932-7-11 10143 Shasta Forest floor of the interlake region, Thousand Lake Basin. 1951 Comment
  UCD87992  Leymus triticoides Elizabeth Wilson 1938-6-20 s.n. Shasta E of Fall River Mills. Comment
  SEINET10531255  Libocedrus decurrens George Engelmann 1880-8-27 Engelmann s.n. 1880 Shasta Near Sissons, base of Mt. Shasta. Comment
  RSA747897  Ligusticum apiifolium J. R. Shevock 1992-6-16 12188 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC509372  Lilium kelleyanum Alice Eastwood 1912-6-29 857 Shasta Goose Valley Comment
  SJSU509  Lilium pardalinum G. Witherspoon 1940-6-25 2093 A Shasta Burney Falls, Burney Falls State Park 1219 Comment
  RSA530108  Limnanthes alba D. W. Taylor, R. E. Palmer 1988-5-4 9615 Shasta Road to Pit No. 5 Dam about 1.2 miles W from Big Bend Road. 598 Comment
  UC726861  Limnanthes alba subsp. versicolor A. A. Heller 1940-5-1 15567 Shasta 3 mi ne Redding (along a streamlet, type came from somewhere in this region) Comment
  UCD77826  Limnanthes douglasii subsp. striata Robert E. Preston 2004-5-8 2237 Shasta Ca. 3 mi N of Redding, along Twinview Blvd, 0.25 mi N of Oasis Rd 196 Comment
  RSA275314  Limnanthes floccosa subsp. floccosa J. P. Smith, J. Sawyer, T. Nelson 1978-5-6 9812 Shasta Junction of Route 36 and the road to Beegum Public Camp. 762 Comment
  UC971881  Limnanthes floccosa subsp. floccosa Charles T. Mason Jr. 1949-4-25 1264 Shasta 4.2 mi w Ingot (along U.S. Hwy 299) 304 Comment
  POM311142  Limnanthes versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta Along U.S. Highway 299 between Redding and Bella Vista. Comment
  UC1537465  Linanthus bolanderi Gordon H. True Jr. 1938-5-24 945 Shasta near Lake Britton 853 Comment
  UC125973  Linanthus filipes A. A. Heller 1905-5-30 7879 Shasta near Redding Comment
  UC880294  Linanthus filipes Alice Eastwood 1912-7-13 1048 Shasta Burney Comment
  CDA7831  Linaria genistifolia subsp. dalmatica E. Finley 2008-5-16 PDR# 1365092 Shasta SR 299, w/b shoulder, mpm 12.08 0 Comment
  SEINET7887737 Image available Linnaea borealis Unknown 1947-1 8024 Shasta 2.9 miles east of Hatchet Creek, Hatchet Mt. , on highway 299, Shashta County. Comment
  CHSC9245  Linnaea borealis var. longiflora G. Stausbaugh 1970-7-26 144 Shasta Ca. 1 mi. E of dirt road on Buck horn Bally ca.5.5 mi. S from U.S. Hwy. 299W 19.5 mi. E of Douglas City. 1371 Comment
  UCD112373  Linum Christopher Mallek 2008-5-8 AC4- 27 Shasta Ash Creek. 876 Comment
  JEPS45754  Linum lewisii subsp. lewisii Jos. Grinnell 1925-8-1 Shasta on trail to Mt. Lassen (Lassen Peak) (se Shasta County) 2590 Comment
  SEINET7585690 Image available Lipocarpha micrantha Louis C. Wheeler 1958-8-24 7434 Shasta Shasta Lake, 1/4 mi west of mouth of Cove Creek. Comment
  CHSC33846  Listera convallarioides J. D. Prouty 1981-8-3 1278 Shasta 1706 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
  CAS-BOT-BC110595  Lithophragma Margaret M. Hanna 1956-6-3 932 Shasta In road cut, 87.3 miles east of Redding. Comment
  RSA565074  Lithophragma campanulatum D. W. Taylor 1993-4-30 13388 Shasta Sacramento River Canyon. Hazel Creek drainage. N Fork Hazel Creek (ca 1.5 mile SW of Castella) 854 Comment
  CHSC9204  Lithophragma heterophyllum G. Strausbaugh 1970-6-21 113 Shasta Near spring on east side dirt road on Buckhorn Bally ca. 3.5 mi s from U. S. Hwy. 299W 19.5 mi. east of Douglas City. 1188 Comment
  UCD102744  Lithophragma parviflorum G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7795 Shasta Along Little Cow Creek, NE of Ingot. 381 Comment
  CAS-BOT-BC317327  Lithospermum californicum A. A. Heller 1916-7-23 s.n. Shasta Between the McCloud and Sacramento rivers Comment
  JEPS89725  Logfia filaginoides Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9601 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Pit R. Drainage, Big Bend 15' Quad., Yellow Slides 1157 Comment
  CHSC93287  Lolium perenne R. Fischer 2005-5-21 509 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants growing along parts of main park road on the western shore of Big Lake. 1010 Comment
  SEINET10516566  Lolium perenne Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 705 Shasta 5 mi N of Redding on I-5; old field, several grasses; digger ping and Lupinus vallicola. Comment
  CHSC93045  Lomatium bicolor var. leptocarpum R. Fischer 2005-7-16 607 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected from bottom portion of Spatter Cone Trail loop in open juniper woodland. 1054 Comment
  UC1731477  Lomatium bicolor var. leptocarpum Dean W. Taylor 1993-6-15 13622 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Cascade Region (CaRH) 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
  JEPS16102  Lomatium caruifolium var. denticulatum Alice King 1921-1 Shasta Anderson Comment
  JEPS95580  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1994-5-6 6170 Shasta T33N R3W SE1/4 Sec. 4, 1200 ft, Foothill Woodland. Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.7 mi E of the trailhead at the Jones Valley Boat Ramp 365 Comment
  JEPS121435  Lomatium dasycarpum subsp. tomentosum Julie Kierstead Nelson 2013-4-11 2013 -003 Shasta Clear Creek Gorge southeast of overlook picnic area; ca 5 miles SW of Redding. Comment
  UC658995  Lomatium dasycarpum subsp. tomentosum Mildred E. Mathias 1938-4-20 1331 Shasta 2 mi N of Anderson (along Hwy 999) Comment
Read comments
Feb 8 2007
  JEPS25423  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
  CHSC34844  Lomatium macrocarpum M. S. Taylor 1980-6-10 2812 Shasta Sims Lookout, ca. 11 mi sse of Castella. 1126 Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
Read comments
Oct 27 2009
  UC21290  Lomatium macrocarpum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS89910  Lomatium marginatum Dean W. Taylor 1992-4-7 13331 Shasta s. base Di Hill (along ephemeral tributary creek s. of Ponderosa Way); Cascade Range, Inwood 7 1/2 Quad. 1985 ed., Di Hill 670 Comment
  POM310985  Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, Carroll E. Wood Jr. 1949-5-20 3287 Shasta Above Sacramento River, 5.7 miles SW of Hazel Creek 549 Comment
  SEINET13944550 Image available Lomatium marginatum Lincoln Constance, Lee Bonar, Richard W. Holm, and Carroll E. Wood Jr. 1949-1 3287 Shasta Above the Sacramento River, 5.7 mi SW of Hazel Creek, alt. 1800 ft 549 Comment
  HSC47436  Lomatium marginatum var. marginatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9737 Shasta County Rd. A16, 3 mi. SW of Ono 305 Comment
  CHSC63021  Lomatium triternatum var. triternatum Vernon H. Oswald; Lowell Ahart 1994-5-6 6175 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 1.3 mi E of the trailhead at the Jones Valley Boat Ramp. 350 Comment
  JEPS17543  Lomatium utriculatum J. W. Blankinship 1911-4-19 Shasta Anderson Comment
  CAS-BOT-BC240830  Lonicera interrupta Gary Schoolcraft 1985-6-13 1425 Shasta SE of Fall River Mill 1036 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
  OBI19638  Lonicera interrupta H. E. McMinn 1931-5-22 1990 Shasta SW Redding airport Comment
  UC889587  Lonicera involucrata var. involucrata Alice Eastwood Jun 29 1912-Jul 11 1912 822 Shasta Goose Valley Comment
  CHSC93321  Lotus corniculatus R. Fischer 2005-5-21 558 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from road bed along the western shore of Big Lake. Along length of main park road. 1010 Comment
  SEINET3245728  Lotus corniculatus G. K. Helmkamp, E. A. Helmkamp 2009-1 15018 Shasta Souther Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown (Shingletown 7.5') 1012 Comment
  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
  RSA60345  Lotus humistratus G. R. Campbell 1948-6-17 642 Shasta 1 mile W of Shingletown, on Hwy50 Comment
  JEPS95499  Lotus micranthus Vernon H. Oswald and L. Ahart 1994-4-27 6130 Shasta ca. 1.0 mi E (clockwise) of the trailhead Bailey Cove Trail; McCloud River Arm of Shasta Lake; 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. 1.0 mi E (clockwise) of the trailhead 335 Comment
  POM260465  Lotus micranthus C. L. Hitchcock 1940-5-17 6446 Shasta 3 miles east of Redding 152 Comment
  POM260158  Lotus oblongifolius C. L. Hitchcock 1940-5-17 6430 Shasta 3 miles east of Redding 152 Comment
  CDA27305  Lotus purshianus T. C. Fuller 1963-7-15 10861 Shasta South side of Highway 299 to Redding, 1.9 miles west of Burney. 0 Comment
  SEINET10688851  Lotus purshianus var. purshianus Karen M. Meyer, Andrew Townesmith 2007-7-27 Meyer 166 Shasta Shasta-Trinity National Forest. 8.2 mi. on Gilman Rd., exit 698 off (N) I-5. 411 Comment
  HSC2128  Lotus unifoliolatus var. unifoliolatus C. L. Hitchcock 1940-5-17 6449 Shasta 3 mi. E of Redding. 152 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
  UC1543828  Lupinus Harold and Virginia Bailey 1948-8-25 3039 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1543837  Lupinus Harold and Virginia Bailey 1948-8-27 3048 Shasta Loop Highway at water fountain below Emerald Lake; Lassen Volcanic National Park, below Emerald Lake 2438 Comment
  UC1543839  Lupinus Harold and Virginia Bailey 1948-8-25 3022 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1553486  Lupinus E. Dean 1988-7-14 136 Shasta e of powerlines along a forest rd nw Burney; nw of Burney 1036 Comment
  HSC71621  Lupinus adsurgens var. adsurgens J. P. Smith, J. O. Sawyer 1974-5-12 7368 Shasta Along Hwy. 299, .2 mi. E of Buckhorn Summit Comment
  UCR138736  Lupinus albicaulis Ryan Stafsnes, Chris Dunn, Darina Roediger 1997-4-27 52 Shasta 4 mi east of Platina on Road A16 718 Comment
  UCR139085  Lupinus albicaulis M. Brooks, Julie Evens, H. Johnson 1997-4-27 38 Shasta Road A16, 4 mi east of Platina 718 Comment
  CAS-BOT-BC195947  Lupinus albifrons var. albifrons A. A. Heller 1905-5-26 7849 Shasta Near Redding Comment
  UCR138744  Lupinus albifrons var. collinus A. Skelly, G. McCabe, B. Bletcher 1996-4-20 21 Shasta Shasta-Trinity: 4 mi west of Shasta/Tehama border off Hwy 36, 0.4 mi down route A-16 towards Redding 701 Comment
  CAS-BOT-BC196308  Lupinus albifrons var. eminens Elmer I. Applegate 1928-4-26 5397 Shasta Delta, Sacramento River Comment
  SBBG19464  Lupinus andersonii J. A. Lowery -Aug-1962 18 Shasta Lassen Nat Park Comment
  UC726354  Lupinus angustiflorus A. A. Heller 1941-8-11 16292 Shasta E of King Creek Meadow toward Summit Lake Comment
  RSA104717  Lupinus angustiflorus A. A. Heller 1940-1 15420 Shasta Summit Lake, Lassen Vol. Nat. Park. Comment
  RSA87185  Lupinus angustiflorus F. W. Peirson 1932-7-19 10344 Shasta Mt. Lassen, Mt. Lassen National Park. 1829 Comment
  SEINET10947279 Image available Lupinus angustiflorus A. Arthur Heller 1939-7-27 Heller 15420 Shasta Plentiful on the easterly slope near Summit Lake, Mt. Lassen Volcanic National Park. In open gravelly places. 2042 Comment
  UC2062863  Lupinus angustiflorus David B. Dunn 1971-8-15 18148 Shasta East side of Lassen Peak, south of Summit Lake. Comment
  UC334576  Lupinus arbustus J. G. Lemmon Shasta Downieville Buttes to Lassen's Peak; Downieville Buttes to Lassen's Peak Comment
  CAS-BOT-BC8330  Lupinus arbustus subsp. silvicola Lewis Samuel Rose 1945-9-6 45262 Shasta Lassen Volcanic National Park. Manzanita Creek. 2042 Comment
  CDA13089  Lupinus argenteus G. F. Hrusa, T. D. Wilfred 1996-6-11 13022 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
  CHSC89655  Lupinus argenteus var. argenteus R. Fischer 2004-7-5 321 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail between old Ranger Station and Ya-She campsites. 1011 Comment
  CAS-BOT-BC208829  Lupinus argenteus var. heteranthus Alice Eastwood 1912-6-29 1007 Shasta Goose Valley Comment
  UC1129446  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-6-21 104 Shasta Pitville Road; Dixie Quad., Lassen National Forest 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
  UCD107618  Lupinus croceus Donald Myrick 1968-6-23 1998 Shasta along Delta Toll Road from Delta to Trinity Center. 1524 Comment
  SEINET10489286  Lupinus latifolius subsp. viridifolius Jeffrey Huber 1971-6-10 Huber 297 Shasta 15 mi. S of weed, on i-5. Comment
  CDA43215  Lupinus lepidus var. lobbii David B. Dunn 1971-8-15 18145 Shasta 60 miles north of Manzanita Lake on Hwy 89. 0 Comment
  UC454629  Lupinus lepidus var. sellulus I. J. Condit 1911-8-5 Shasta Castella Comment
  UC865514  Lupinus lepidus var. sellulus Alice Eastwood Jun 29 1912-Jul 11 1912 858 Shasta Goose Valley Comment
  UCD108579  Lupinus lepidus var. sellulus John Thomas Howell 1961-6-19 36547 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  UC1129522  Lupinus leucophyllus A. E. Wieslander July 1929 118 Shasta Screwdriver Creek; Bartle Quad., Screwdriver Creek 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
  CHSC60095  Lupinus nanus C. Underwood 1987-4-5 3 Shasta 1 1/2 yds. w side of Melville Plains Rd., 2 mi. s of Hwy. 44, 10 mi. eof Redding. Comment
Read comments
Dec 1 2006
  SBBG3733  Lupinus nanus H. and M. Dearing 1938-6-25 2143 Shasta near Viola Comment
  UCR138670  Lupinus nanus M. Brooks, Julie Evens, H. Johnson 1997-4-26 27 Shasta Road A16, 0.5 mi up road from Platina, Calif. (on Hwy 36) 744 Comment
  UC725451  Lupinus nanus A. A. Heller 1940-5-1 15570 Shasta along US Hwy 99 a short distance w Redding Comment
  JEPS95497  Lupinus nanus var. vallicola Vernon H. Oswald and L. Ahart 1994-4-27 6133 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
  SBBG21867  Lupinus obtusilobus D. Myrick 1964-7-22 909 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  UC137950  Lupinus obtusilobus Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 2743 Comment
  JEPS105130  Lupinus onustus Dean W. Taylor 1993-6-2 13536 Shasta 1 mile S Buckhorn Summit; on road to Buckhorn Bally; Whiskeytown National Recreation Area 1127 Comment
Read comments
Dec 10 2020
  UC1543841  Lupinus polyphyllus var. burkei Harold and Virginia Bailey 1948-8-25 2984 Shasta Summit Lake; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC865492  Lupinus polyphyllus var. burkei E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  SEINET7040287 Image available Lupinus rivularis A. G. Vestal 1963-6-4 s.n. Shasta Bank of Churn Creek, south of Redding. Enterprise Quadrangle UTM Zone 10, 553777mE, 4487403mN. Comment
  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
  CAS-BOT-BC441406  Luzula cascadensis Harold Bailey; Virginia Bailey 1948-8-25 3014 a Shasta Lassen Volcanic National Park: Summit Lake 2040 Comment
  CHSC65439  Luzula divaricata Vernon H. Oswald 1991-8-16 4826 Shasta Lassen Volcanic Park. On the east shore of Emerald Lake. 2462 Comment
  POM213968  Luzula divaricata H. F. Copeland 1935-7-29 s.n. Shasta Mt. Lassen. 2400 Comment
  JEPS104995  Lychnis coronaria Dean W. Taylor 1996-6-15 15670 Shasta Bear Gulch, along Highway 299 about 8 miles west of Round Mountain; Shasta- Trinity National Forests 426 Comment
  UC1191827  Lycopus americanus Malcolm A. Nobs and S. Galen Smith 1949-7-20 1038 Shasta ca. 3 mi. n. McArthur (e. side of Big Lake); Big Lake Comment
  UC22444  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  OBI12414  Lythrum hyssopifolia Robert F. Hoover 1968-5-28 11123 Shasta Clough Crk at Old Alturas rd Comment
  CDA20063  Lythrum salicaria C. Pirosko 2002-10-7 PDR P 112453 Shasta Northern California; Hwy 299 W-bound offramp to Airport Rd. 0 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
  CDA8225  Machaeranthera canescens subsp. canescens F. Stewart 1960-9-15 Shasta PG&E property, Burney area. 0 Comment
  NY214968  Madia citrigracilis D. D. Keck 1938-8-9 4892 Shasta Burne Spring, south side of Burney Mountain. Elevation 5000 ft. 1525 Comment
  CAS-BOT-BC342647  Madia citrigracilis Bruce G. Baldwin 1986-6-26 607 Shasta At first summit east of junction with California 89 at Old Station along California 44 Comment
  CAS-BOT-BC342662  Madia citriodora Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  HSC28521  Madia elegans D. H. Norris, T. Nelson, S. Dowty 1971-6-21 19100 Shasta Along Hwy. 44 about 2 mi. W of Shingletown. Comment
  JEPS105153  Madia elegans Dean W. Taylor 1993-7-9 13826 Shasta Castle Creek; ca. 6 air miles WSW of Dunsmuir; Castle Crags State Park 670 Comment
  CAS-BOT-BC344536  Madia exigua Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CHSC99249  Madia exigua Lowell Ahart; John Dittes 2008-6-19 14864 Shasta Open grassland, about 50 yards east of the Pit River, about 100 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  UC54062  Madia exigua H. M. Hall and E. B. Babcock June, 1903 4017 Shasta Delta Upper Sacramento Valley 335 Comment
  CAS-BOT-BC344535  Madia exigua Clarence R. Quick 1964-6-20 64 -12 Shasta Just west of Burney 982 Comment
  CAS-BOT-BC343409  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine Comment
  JEPS119424  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-6-14 15020 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown Comment
  UC830893  Madia gracilis Alice Eastwood Jun 29 1912-Jul 11 1912 890 Shasta Goose Valley Comment
  UCR206934  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-6-10 14932 Shasta Southern Cascade Range, along CA-44, 1.2 miles west of Shingletown 936 Comment
  CAS-BOT-BC343412  Madia gracilis David D. Keck 1944-7-10 5466 Shasta 2 mi. W. of Platina, on hillside, on middle fork of Cottonwood Creek, inside east boundary of Trinity N.F. 883 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
  SEINET10475510  Madia stebbinsii Mary Susan Taylor 1980-8-14 Taylor 3247 Shasta T29N R11W se sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge at jct of rds 28N28 and 29N43, ca. 1 mi N of Goat Camp. 1378 Comment
  CHSC30963  Malacothrix floccifera B. Williams 1979-6-6 222 Shasta Old rd above the creek at N. Fork Beegum Cr Cmpgr. Shasta-Trinity NF, Yolla Bolla RD. 944 Comment
  UCD20358  Malva neglecta Joe DiTomaso 2002-5-29 s.n. Shasta Shasta County, Fall River. Golf course. Comment
  UCD112375  Marah Christopher Mallek 2008-5-8 AC3- 7 Shasta Ash Creek. 876 Comment
  HSC85747  Marah watsonii J. P. Smith, J. O. Sawyer 1982-5-8 10379 Shasta Tom Green Mine Rd., 3.2 mi. from its junction with French Gulch Rd. 854 Comment
  JEPS42492  Marah watsonii C. F. Rose 1935-4-21 33 Shasta 15 mi nw Redding Comment
  POM259987  Marrubium vulgare C. L. Hitchcock 1940-5-25 6583 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  CAS-BOT-BC71135  Marsilea Alice Eastwood 1912-7-26 1481 Shasta Kennet Comment
  UCD136585  Marsilea vestita subsp. vestita P. B. Kennedy 1927-6-13 7 Shasta Pit River, Looseley Pool. Comment
  CDA4190  Medicago lupulina T. C. Fuller 1958-8-13 2063 Shasta F. Duncan property, 5 miles south of Cassel. 0 Comment
  CAS-BOT-BC269507  Melica californica A. A. Heller 1905-5-26 7857 Shasta Near Redding Comment
  CHSC84053  Melica californica Lowell Ahart; John Dittes 2003-5-22 10192 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  UC162545  Melica californica A. A. Heller 1905-5-26 7857 Shasta near Redding Comment
  UCD86421  Melica californica A. A. Beetle 1942-5-21 3349 Shasta Shasta County, near Ingot. Oregon Oak Experimental Plot. Comment
  CHSC55228  Mentha canadensis L. P. Janeway 1991-6-15 4036 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/4 mi east of the Sacrmento River. 120 Comment
  UC501481  Mentzelia dispersa Frank W. Peirson 1932-7-9 10275 Shasta Burney Spring 1432 Comment
  UCD117221  Mentzelia dispersa G. F. Hrusa; T. D. Wilfred 1996-6-11 13005 Shasta on west side of Highway 44, approximately 200 meters north of Big Spring. 1422 Comment
  SD87698  Mentzelia montana Frank W. Peirson 1932-7-14 10186 Shasta At south end of the ridge east of Lake Eiler. 1951 Comment
  SBBG21850  Micranthes odontoloma D. Myrick 1964-7-22 911 Shasta Kings Crk Meadow Cmpgrd 2255 Comment
  CAS-BOT-BC348417  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 miles east of Redding 152 Comment
  HSC40227  Micropus californicus var. californicus J. P. Smith, J. O. Sawyer 1976-5-9 8729 Shasta Whiskeytown National Recreational Area, Oak Bottom Campground. Comment
  RSA530011  Micropus californicus var. californicus D. W. Taylor 1988-4-13 9522 Shasta Olinda, 5.3 miles west of Cottonwood on Gas Point Road. 166 Comment
  UC133323  Micropus californicus var. californicus Mrs. R. M. Austin Aug 1896 Shasta Lassen's Peak Comment
  UC144219  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta near Redding Comment
  CAS-BOT-BC349198  Microseris elegans John Thomas Howell 1954-4-26 29183 Shasta Just west of Tower House Comment
  CAS-BOT-BC349362  Microseris nutans Alice Eastwood; John Thomas Howell 1940-6-11 7940 Shasta Near McArthur Comment
  CDA13105  Microseris nutans G. F. Hrusa, T. D. Wilfred 1996-6-11 13040 Shasta Lassen National Forest; Openings within moist understory of lodgepole pine dominated forest. Soils shallow. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Slopes above west side of Bunchgrass Valley. Comment
  CHSC34842  Microseris nutans M. S. Taylor 1980-6-10 2799 Shasta On road embankment, w side of Sims Flat Rd, ca. 1/8 mi n of Sims Flat Lookout turnoff, ca. 8 mi sse of Castilla. 914 Comment
  UCD134555  Microseris nutans G. F. Hrusa; T. D. Wilfred 1996-6-11 13040 Shasta Lassen National Forest. USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, at intersection with USFS 32N16. Slopes above west side of Bunchgrass Valley. 1615 Comment
  RSA60341  Microseris nutans G. R. Campbell 1948-6-17 633 Shasta Between Clayton and Burney Falls State Park. Comment
  JEPS10541  Mimulus breweri W. L. Jepson 1927-6-22 12293 a Shasta ridge n Hot Springs Valley 1828 Comment
  UC54636  Mimulus breweri H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4323 Shasta s side Mount Lassen (Park's Ranch) 2133 Comment
  UC54637  Mimulus breweri H. M. Hall and E. B. Babcock June, 1903 4154 Shasta South Fork Bear Creek Sierra Nevada Mountains 1310 Comment
  POM43684  Mimulus breweri Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  JEPS9330  Mimulus guttatus George W. Gillett 1953-7-23 296 Shasta 3 mi above Summit Lake (Lassen Peak Highway); Lassen Volcanic National Park 2194 Comment
  UCR77158  Mimulus guttatus G. L. Webster, June McCaskill, Robert Rhode, et al. 1993-5-16 7775 Shasta 0.3 mi. SW of McCloud Bridge 336 Comment
  UC1738701  Mimulus jepsonii Dean W. Taylor 1987-6-4 8984 Shasta summit Mushroom Rock 1889 Comment
  HSC46252  Mimulus kelloggii M. Alcasas 1978-5-13 69 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  HSC65922  Mimulus kelloggii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 69 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  HSC72415  Mimulus kelloggii J. P. Smith, J. O. Sawyer 1974-5-12 7369 Shasta Along Hwy. 299, .2 mi. E of Buckhorn Summit Comment
  UC584314  Mimulus layneae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2419 Shasta s side Red Mountain 1737 Comment
  UCD122754  Mimulus layneae G. F. Hrusa; T. D. Wilfred 1996-6-11 13008 Shasta E side of Hwy 89 approx. 1/2 m. N of Old Station Trailer, and between USFS N99 and N91. 1386 Comment
  POM260010  Mimulus layneae C. L. Hitchcock 1940-5-26 6607 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  RSA420937  Mimulus layneae Christopher Davidson 1975-6-4 2637 Shasta Hwy 89, 10 mi N of jct with Hwy 299. 915 Comment
  JEPS3329  Mimulus moniliformis George Gillett 1952-7-29 122 Shasta Paradise Meadow Lassen Volcanic National Park 2148 Comment
  POM126735  Mimulus moschatus var. sessilifolius Milo S. Baker 1898-7-9 408 Shasta Tamarack Road near Summit. Comment
  RSA535615  Mimulus nanus var. 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. 2046 Comment
  UC725741  Mimulus primuloides A. A. Heller 1942-8-3 16516 Shasta on the left side fo the road going toward Devastated Area; Lassen Volcanic National Park Comment
  SEINET7042840  Mimulus tilingii 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
  JEPS3324  Mimulus torreyi George Gillett 1952-7-9 58 Shasta 17 mi ne Lassen Volcanic National Park (along State Highway 89) 1219 Comment
  JEPS9328  Mimulus torreyi George W. Gillett 1953-7-17 281 Shasta ne Lassen Volcanic National Park (along State Highway 89, w side of road opposite Big Springs); Lassen National Forest 1402 Comment
  RSA283820  Mimulus torreyi Reid V. Moran 1978-6-25 26087 Shasta Little Roaring Creek. 725 Comment
  UCD123087  Mimulus torreyi Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7374 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC1553399  Mimulus tricolor G. Schoolcraft 1988-5-11 1795 Shasta about 3 mi s Day; Little Hot Springs Valley 1051 Comment
  RSA103941  Mimulus tricolor Alice Eastwood 1912-6-29 968 Shasta Goose Valley. Comment
  CAS-BOT-BC388869  Minuartia douglasii Ellsworth Bethel 1923-5-17 s.n. Shasta Fall River Mills Comment
  CAS-BOT-BC388871  Minuartia douglasii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  CHSC63560  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1994-5-6 6172 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.9 mi E of the trailhead at the Jones Valley Boat Ramp. 365 Comment
  UC75506  Minuartia douglasii Milo S. Baker May, 1896 29 Shasta Stillwater Comment
  RSA502371  Minuartia nuttallii subsp. gregaria D. W. Taylor, R. E. Palmer 1988-5-4 9609 Shasta Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek; flora of the Pitt River Drainage. 671 Comment
  CHSC65639  Monardella breweri subsp. lanceolata L. P. Janeway 1995-7-2 4826 Shasta Along road to 'Pit 6 Dam' 3.7 mi west of Big Bend Road. On road cutbank through steep south-facing mid-slope on east side of canyon of Pit River between Cape Horn Creek and Short Creek. 640 Comment
  CAS-BOT-BC220054  Monardella breweri subsp. lanceolata Lewis S. Rose 1945-9-2 45215 Shasta 1 mi. se. of Doyles Corner 975 Comment
  OBI77268  Monardella lanceolata Anthony Baniaga 2011-7-19 456 Shasta Lassen NF. Base of "Lost Crk Notch" of hat Crk rim. Murken Bench quad. T34N R5E sec 34 NW of SW 1190 Comment
  CDA13542  Monardella odoratissima G. F. Hrusa, T. D. Wilfred 1996-7-22 13369 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  LA62529  Monardella odoratissima Carl Epling; William Robison 1935-7-17 sn Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  SFV18598  Monardella odoratissima subsp. pallida T. W. Nelson, J. P. Nelson 1987-7-6 8624 Shasta Cascade Range Just off Eskimo Hill Road, State Route 44. 1646 Comment
  CAS-BOT-BC222124  Monardella odoratissima subsp. pallida Alice Eastwood 1912-8-22 1849 Shasta On Butte, Lassen Butte Region Comment
  SBBG114468  Monardella odoratissima subsp. pallida D. Emery 1985-8-29 Shasta Hwy 29, Mt Shasta 2194 Comment
  UC1553498  Monardella purpurea E. Dean 1988-7-13 126 Shasta West side of rd. 38N10 going north to Red Mtn. just north of jct. w/37N72Y (where power lines cross rd.); Pacific Crest Trail on west side of rd. traveling north Comment
  JEPS62421  Monardella villosa subsp. villosa J. W. Blankinship 1911-6-6 Shasta Redding 152 Comment
  UC1124601  Monardella villosa subsp. villosa P. L. Johannsen 1932-6-16 136 Shasta Bear Valley Redding Quadrangle 518 Comment
  POM101939  Montia chamissoi Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  CHSC61169  Montia linearis Vernon H. Oswald; Lowell Ahart 1993-5-12 5393 Shasta Road to Grace Lake, 0.6 mi E of Shingletown-Manton Rd., S of Shingletown. 1645 Comment
  CHSC63581  Montia parvifolia Vernon H. Oswald; Lowell Ahart 1994-5-12 6203 Shasta S side of Sugarloaf Creek just upstream from Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 353 Comment
  JEPS28269  Muhlenbergia andina George W. Gillett 1957-8-4 976 Shasta marsh area w Lily Pond (near the museum); Lassen Volcanic National Park, Manzanita Lake area 1783 Comment
  UCD86520  Muhlenbergia asperifolia Beecher Crampton 1964-8-27 7200 Shasta Shasta County, 1.9 miles north of Gibson (Gibson Div. of Hwys. maintenance station) on US Hwy. 99. 426 Comment
  UC819029  Muhlenbergia filiformis Alice Eastwood Jun 29 1912-Jul 11 1912 Shasta Goose Valley Comment
  UCD37069  Muhlenbergia filiformis Beecher Crampton 1956-8-20 3789 Shasta Shasta County, Cattle Crag, at junction of Dome Creek and Sacramento River. Comment
  UCD86674  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park. At Summit Lake North. 2070 Comment
  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
  UCD86766  Muhlenbergia jonesii W. R. Powell 1964-8-15 s.n. Shasta 11 miles (in direct line) S.S.W. of Burney, on N.E. flank of Clover Mtn. 1798 Comment
  UCR206337  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2009-6-14 15024 B Shasta Southern Cascade Range, Water Leaf Lane (apparently very new, short spur), 0.2 mile south of CA-44 junction 1.2 miles west of Shingletown 992 Comment
  RSA712553  Myosotis stricta R. Fischer 2005-5-21 555 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArther, on the western edge of the Modoc Plateau. 1011 Comment
  RSA611494  Myosurus minimus Louis C. Wheeler 1935-3-30 3386 Shasta Between Boulder and Churn Creek 3 miles NE Redding. 198 Comment
  CDA20564  Myriophyllum spicatum Misslin 2005-8-2 PDR 1360602 Shasta Northern California; Little Tule River at McArthur Rd bridge. 0 Comment
  CHSC68920  Najas flexilis Vernon Oswald; Beth Corbin, Mike Dolan 1997-6-28 8655 Shasta North of McArthur on the arm of Big Lake leading to the boat launch ramp at the Rat Farm. 1005 Comment
  UC1601999  Nama lobbii H. M. Hall and E. B. Babcock June, 1903 4234 Shasta Sierra Nevada Mountains Sierra Nevada Mountains (in the lava-beds, North-Eastern Shasta County) 1219 Comment
  SEINET10931438  Navarretia Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5493 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
  SEINET188327  Navarretia C. L. Hitchcock 1940-5-27 6628 Shasta Meadow near McArthur Comment
  JEPS28543  Navarretia divaricata George W. Gillett 1957-7-8 671 Shasta 0.25 mi s Burney Highway (5.8 mi ne of Manzanita Lake Entrance Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  SJSU1541  Navarretia divaricata C. W. Sharsmith 1954-6-25 6214 Shasta Viola 1341 Comment
  UCR146306  Navarretia heterandra Beecher Crampton 1960-6-16 5656 Shasta Glenburn, 4.5 mi N of Fall River Mills 1067 Comment
  UC125982  Navarretia intertexta A. A. Heller 1905-5-29 7893 Shasta near Redding Comment
  RSA73734  Navarretia intertexta F. W. Peirson 1932-7-16 10311 Shasta Burney Spring. 1433 Comment
  CHSC118576  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21394 Shasta 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
  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
  UCD37458  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-16 5659 A Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  SBBG5874  Navarretia leptalea H. and M. Dearing 1938-6-30 2221 Shasta 25 mi S of Burney Comment
  CHSC34097  Navarretia leucocephala J. D. Prouty 1981-7-21 1269 Shasta Meadow on edge of marsh, ca. 5 mi. s. of Fall River Mills. 1097 Comment
  RSA91812  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-29 1174 Shasta About 4 miles north of Anderson Comment
  CAS-BOT-BC230402  Navarretia leucocephala subsp. minima Ellsworth Bethel 1923-6-12 s.n. Shasta Burney 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
  UC1111585  Navarretia tagetina Herbert L. Mason 1947-5-15 14753 Shasta 1 mi s Boulder Creek (between La Moine and Dunsmuir) Comment
  HSC65642  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-4-14 6081 Shasta 3.8 mi. E of Buckhorn Summit on Hwy. 299 640 Comment
  JEPS1515  Nemophila heterophylla C. F. Rose 1935-5-13 59 Shasta 20 mi nw Redding (= Whiskeytown); nw of Redding, = Whiskeytown Comment
  HSC65637  Nemophila parviflora J. P. Smith 1976-5-22 8798 Shasta Shasta-Trinity National Forest, along Clear Creek. 915 Comment
  HSC92586  Nemophila pedunculata Moulton, Sparks, Wood 1995-4-22 13 Shasta 1 mi. up A16, 8 mi. from Basin Gulch Campground 701 Comment
  CAS-BOT-BC140143  Neviusia cliftonii J. K. Nelson; Len Lindstrand III 2004-9-1 2004 -100 Shasta Stein Creek, Pit River Arm, Shasta Lake; ca 20 miles NE of Redding 350 Comment
  CAS-BOT-BC140150  Neviusia cliftonii B. Bartholomew 1994-10-10 6877 Shasta 5.6 km SW of Round Mountain on State Hwy 299, along Cedar Creek 430 Comment
  JEPS95211  Neviusia cliftonii Abigail Long 1993-5-1 Shasta above Low Pass Creek ca. 1/2 mi SE of Chirpchatter Campground, next to jeep trail Comment
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Apr 22 2010
  UCD113241  Neviusia cliftonii G. L. Webster; June McCaskill, Robert Rhode, John Tucker 1993-5-16 7769 Shasta Just N of Ellery Creek campground. 320 Comment
  UCR77120  Neviusia cliftonii G. L. Webster, June McCaskill, Robert Rhode, J. M. Tucker 1993-5-16 7769 Shasta Just north of Ellery Creek Campground 320 Comment
  JEPS100762  Nuphar lutea subsp. polysepala Dean W. Taylor 1999-8-13 17337 Shasta lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake) 701 Comment
  RSA0013778  Nuphar lutea subsp. polysepala James Buel 1957-6-29 125 Shasta Horseshoe Lake, Lassen Vol. NP [Lassen Volcanic National Park]. Comment
  SJSU533  Nuphar polysepala G. Witherspoon 1940-6-27 Shasta pond near Reflection L, Lassen Volcanic National Park 1828 Comment
  JEPS125997  Nymphaea odorata D. W. Taylor 1996-6-15 15674 Shasta Shasta-Trinity National Forest; unnamed pond in Flat Woods, on E rim Pit River Canyon, about 3 air miles SE of Big Bend Comment
  SEINET7072724  Odontostomum hartwegii A. G. Vestal 1963-5-10 s.n. Shasta North of Redding near south end of Lake Boulevard [presently Lake Redding] Coordinate datum: WGS84/NAD83. (40? deg. 35' 28" North Latitude, -122? deg. 23' 34" West Longitude. UTM Zone 10, 551378E, 4493341mN. Coordinate datum: NAD 27.) Comment
  SEINET7075509  Odontostomum hartwegii A. G. Vestal 1955-5-14 s.n. Shasta Stillwater Plains southeast of Redding. 40? deg. 33' 48" North Latitude, -122? deg. 18' 1" West Longitude. UTM Zone 10, 559232mE, 4490309mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS55583  Odontostomum hartwegii H-M. Beard 1966-5-28 Shasta raised at U.C. Botanical Garden Comment
  JEPS44830  Oemleria cerasiformis J. W. Blankinship 1911-3-14 Shasta Reading; <=Redding> Comment
  UC54439  Oenothera flava subsp. flava H. M. Hall and E. B. Babcock June, 1903 4198 Shasta Fall River Springs Sierra Nevada Mountains (ne Shasta Co.) 1036 Comment
  CAS-BOT-BC242675  Orcuttia tenuis Beecher Crampton 1958-8-12 5078 Shasta 4.4 miles north of Anderson, southwest of Redding Municipal Airport Comment
  CAS-BOT-BC254344  Orcuttia tenuis R. F. Hoover 1936-5-22 1210 Shasta 4 miles N of Anderson Comment
  CHSC45787  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-17 757 Shasta Central Valley. Millville Plains, about 1 mile E of Cow Creek and 1 mile W of Millville Plains Road, 0.5 miles SW of Tule Lake. Southern of two large vernal pools. 149 Comment
  JEPS84148  Orcuttia tenuis R. D. Stone 1986-7-20 767 Shasta 0.6 mi w Deschutes Road (2.5 mi due e of s end of main runway at Redding Municipal Airport); Central Valley, Stillwater Plains 150 Comment
  RSA216791  Orcuttia tenuis Robert F. Hoover 1968-5-28 11108 Shasta Redding Airport Comment
  UC1115497  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta 9 mi by road n Burney (in old ditch); northeast portion of Goose Valley 1066 Comment
  UCD37268  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta Shasta County, at northern end of Goose Valley, 3.6 miles northeast of Goose Valley Ranch headquarters, 7.5 miles north of Scott Lumber Mill, 9 miles north of Burney. 1066 Comment
  UCD88264  Orcuttia tenuis Beecher Crampton 1958-8-12 5078 Shasta at the southwest edge of the Redding Municipal Airport. 4.4 miles north of Anderson. Comment
  UCD88269  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 Shasta north end of Goose Valley, 9 miles, by road, north of Burney. 1066 Comment
  UCR132242  Orcuttia tenuis Beecher Crampton 1958-8-13 5084 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
  SEINET10592190  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  SEINET4080521  Orcuttia tenuis L. M. Boykin, P. M. Hall 2003-1 Shasta Comment
  SEINET8205890  Oreostemma alpigenum J. M. Tucker 1951-8-3 2214 Shasta abotu 1/4 mile east of Shadow Lake, Lssen Volcanic National Park. Comment
  JEPS120216  Oreostemma alpigenum var. andersonii Julie Kierstead Nelson with Martin Lenz, Rhonda Posey, Don Lepley, Brenna Montagne 2012-8-31 2012 -094 Shasta Peavine fen, north of Pit River, west of Hwy. 89, south of Red Mountain, near Pacific Crest Trail; southern Cascades Comment
  HSC46131  Orobanche fasciculata J. P. Smith, J. O. Sawyer 1976-5-9 8712 Shasta Whiskeytown National Recreational Area. Comment
  RSA0059175  Orobanche fasciculata S. Ganley 1971-5-29 640 Shasta Whiskeytown Lake; Hwy 299. 457 Comment
  CAS-BOT-BC502950  Orobanche vallicola W. H. Rich 1921-11-1 s.n. Shasta Anderson Comment
  JEPS3311  Orthocarpus cuspidatus subsp. cryptanthus George Gillett 1952-8-17 193 Shasta slope near State Highway 89, 2.0 mi below sign marking trail to Bumpas Hell (Lassen Volcanic National Park); , below sign Bumpas Hell Comment
  RSA565088  Orthocarpus lacerus D. W. Taylor 1992-5-23 13482 Shasta Battle Creek 1 mile W of Darrah Springs Fish Hatchery; below stone wall at west end Coleman Canal siphon. 274 Comment
  POM82969  Osmorhiza berteroi Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CDA13034  Osmorhiza chilensis G. F. Hrusa, T. D. Wilfred 1996-6-1 12964 Shasta Lassen National Forest; Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Comment
  UC849838  Oxyria digyna E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park, Crescent Cliffs 2286 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
  CHSC96206  Packera eurycephala var. eurycephala R. Fischer 2006-5-13 962 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located 200 yds. east of the upper nw entrance to the park along the lower trail fork. 1036 Comment
  UC584284  Packera eurycephala var. eurycephala G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2395 Shasta w of Fall River Mills (slopes of Saddle Mt.); Saddle Mt. Comment
  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
  UC1608357  Panicum acuminatum var. acuminatum J. Kierstead 1991-6-7 91 -61 Shasta along old road bed leading to Golinsky Mine (w side of Shasta Lake, Shasta Lake Ranger Dist.); w side of Shasta Lake, along rd to Golinsky Mine 457 Comment
  CHSC116259  Panicum acuminatum var. fasciculatum Barbara L. Wilson; Nick Otting 2015-5-29 18412 Shasta Pollard Gulch Day Use Area on the Sacramento River. 413 Comment
  UCD88192  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-14 3064 Shasta Near Igo. Comment
  UCD88518  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-26 7191 Shasta Castle Crag, along railroad siding. Comment
  UCD88523  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 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
  JEPS100760  Panicum capillare Dean W. Taylor 1999-8-13 17336 Shasta lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake) 701 Comment
  POM116002  Panicum capillare Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UCD89385  Panicum capillare A. A. Beetle 1944-8-14 3065 Shasta Near Igo. Comment
  UCD89492  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta along the railroad at Castle Crag. Comment
  UCR132410  Panicum capillare Beecher Crampton 1956-8-20 3779 Shasta Shasta National Forest, Castle Crag, along Southern Pacific Railroad 640 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
  UCD33544  Panicum oligosanthes var. scribnerianum Beecher Crampton 1969-6-19 8481 Shasta 3 miles S of Dunsmuir, along the Sacramento River. Comment
  JEPS113296  Parentucellia viscosa L. P. Janeway 2006-5-17 8601 Shasta Inner North Coast Ranges. Fallow pasture on west side of Hwy 273, 3.1 km south of Happy Valley Road. Comment
  JEPS22682  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6321 Shasta on road to Ash Creek 2 mi e Balls Ferry; road to Ash Creek 152 Comment
  JEPS90768  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9452 Shasta Milleville Plains 0.8 mi n of Sacramento River at China Garden (under PG&E et al. high-voltage electrical transmission lines); Upper Sacramento Valley, Milleville Plains 137 Comment
  CAS-BOT-BC259688  Paspalum dilatatum John Thomas Howell 1937-7-19 13146 Shasta 2 miles S of Redding Comment
  POM257056  Paspalum dilatatum Virginia Long 1931-5-22 77 -a Shasta Happy Valley (NW of Anderson) 305 Comment
  UC1601643  Pectocarya penicillata Milo S. Baker 1900-4-29 Shasta Stillwater Plains, Stillwater Creek Bed Comment
  CHSC37359  Pedicularis densiflora James T. Nicol 1978-3-11 2 Shasta Ca. 8 mi ne of Whitmore on Ponderosa Way. 853 Comment
  UCD112387  Pedicularis densiflora Christopher Mallek 2008-5-8 AC3- 13 Shasta Ash Creek. 876 Comment
  UC62500  Pellaea andromedifolia Baker and Nutting 1894-5-21 Shasta Oak Run Oak Run Comment
  HSC72296  Pellaea andromedifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9620 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  HSC72323  Pellaea andromedifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9610 Shasta Beegum Gorge Rd., 2.5 mi. from its junction with Hwy. 36 1067 Comment
  SEINET3873374  Pellaea brachyptera D. W. McNeal 1977-6-6 2042 Shasta Above Hwy. #36, 6.7 mi. west of the jct. of Hwy. #A-16.; 0 Comment
  JEPS121434  Pellaea mucronata var. mucronata Julie Kierstead Nelson 2013-4-11 2013 -004 Shasta Clear Creek Gorge southeast of overlook picnic ara, ca. 5 miles SW of Redding. Comment
  JEPS89864  Pellaea mucronata var. mucronata Dean Wm. Taylor with Rexford E. Palmer 1988-5-3 9602 Shasta ca. 2 mi. directly e. from Big Bend (Yellow Slides); Big Bend 15' Quad., Pit R. Drainage, Yellow Slides 1127 Comment
  JEPS11245  Penstemon azureus var. azureus J. W. Blankinship 1911-5-30 75 Shasta Stillwater Creek Comment
  NY571176  Penstemon azureus var. azureus C. L. Hitchcock 1940-5-20 6504 Shasta 25 miles east of Redding Comment
  UC690199  Penstemon azureus var. azureus Elmer I. Applegate 1929-6-18 5756 Shasta Pollock Sacramento River Canyon, Pollock Comment
  UC886818  Penstemon azureus var. azureus Alice Eastwood 1912-7-24 1365 Shasta Castella Comment
  NY571183  Penstemon azureus var. azureus H. E. Brown 1897-5-15 245 Shasta Collected near Pit River Ferry 213.4 Comment
  CAS-BOT-BC265313  Penstemon davidsonii var. davidsonii George W. Gillett 1957-7-12 737 Shasta Lassen Volcanic National Park. Summit [margin] of Crescent Crater, in the breach of the crater 2438 Comment
  SEINET10547586  Penstemon deustus var. pedicellatus Mary Merello 1993-6-26 Merello 731 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CHSC31171  Penstemon filiformis M. S. Taylor 1980-7-9 3123 Shasta On n side of 36N20 (Slate Creek Rd), ca 1.5 mi w of Tom Neal Creek (N Fork Slate Creek), ca. 6 mi w of Lamoine. 914 Comment
  SEINET4927500  Penstemon filiformis Unknown 1916-6-24 12442 Shasta Between Lamoine and Sims Comment
  JEPS101486  Penstemon gracilentus Dean Wm. Taylor and Ingrid Olmsted 1974-7-31 4689 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2514 Comment
  UCSB12986  Penstemon gracilentus Dearing, Hugh; Dearing, Margaret 1948-9-12 Shasta Mt. Shasta 2316 Comment
  NY600714  Penstemon gracilentus F. W. Pennell 1940-7-21 26219 Shasta Route 89, east of Hat Lake, Lassen National Park 1950.7 Comment
  JEPS9344  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2225 Comment
  RSA0094218  Penstemon heterodoxus var. shastensis Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre 2013-7-12 31407 Shasta Along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line. 1236 Comment
  RSA113681  Penstemon heterodoxus var. shastensis George Gillet 1953-7-22 291 Shasta Upper King's Creek Meadow 2226 Comment
  HSC71148  Penstemon heterophyllus subsp. heterophyllus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4471 Shasta Along the road to Bully Choop, 9 mi. from junction with County Rd. A16 Comment
  HSC101644  Penstemon heterophyllus var. purdyi J. P. Smith 2010-6-25 12972 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  SEINET10548031  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-7-9 Taylor 3118 Shasta T36N R6W sec 36?; on N side of Dog Creek Road (8601), ca. 10.6 mi W of Delta on I5, ca. 1.5 mi S of Damnation Summit. 1219 Comment
  JEPS28357  Penstemon neotericus George W. Gillett 1957-6-30 617 Shasta 26 1/2 - mi below (w) Manzanita Lake Entrance Station (along road shoulder of highway #44); Lassen Volcanic National Park, w of Manzanita Lake Entrance 792 Comment
  UC1036202  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
  UC1036266  Penstemon neotericus George W. Gillett 1952-7-8 60 Shasta along State Highway 89 ne Lassen Volcanic National Park (one mi s Hat Creek Ranger Station, Lassen National Forest); ne of Lassen Volcanic National Park, Lassen Natl Forest 1219 Comment
  UC1036301  Penstemon neotericus George W. Gillett 1952-8-4 147 Shasta on trail to Chaos Crags Lake 2 mi from Manzanita Lake (Lassen Volcanic National Park); , trail to Chaos Crags Lake 2011 Comment
  UC725306  Penstemon neotericus A. A. Heller 1940-5-28 15679 Shasta e side of Hatchet Mountain on the grade leading down toward Burney; e side of Hatchet Mountain on grade down twrd Burney 1066 Comment
  NY605185  Penstemon neotericus G. W. Gillett 1957-6-30 617 Shasta Along road shoulder of highway 44; 26.5 miles below (west) of Manzanita Lake Entrance Station. Lassen Volcanic National Park. 792.5 Comment
  NY605190  Penstemon neotericus E. K. Balls 1952-10-14 18196 Shasta Honn Creek Public Camp, Highway 89, from Mt. Shasta to Lassen Peak 0.0 Comment
  RSA25723  Penstemon neotericus Carl B. Wolf 1941-7-24 11064 Shasta 1 mi SW of entrance to Lassen National Park on Calif Hwy 44 to Redding. 1524 Comment
  CAS-BOT-BC239318  Penstemon newberryi var. berryi Greg de Nevers 2001-7-28 12610 Shasta Lassen National Park 2438 Comment
  SD257332  Penstemon oreocharis James R. Shevock Shasta Upper Kings Meadow 2255 Comment
  UC887123  Penstemon roezlii Alice Eastwood Jun 29 1912-Jul 11 1912 1009 Shasta Goose Valley Comment
  SEINET10548112  Penstemon rupicola Mary Susan Taylor 1980-6-25 Taylor 2968 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
  CDA13059  Penstemon speciosus G. F. Hrusa, T. D. Wilfred 1996-6-1 12987 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  NY661039  Penstemon speciosus subsp. speciosus G. W. Gillett 1953-7-9 270 Shasta Along State Highway 89 northeast of Lassen Volcanic National Park. Near Creek below Big Spring. 1402.1 Comment
  CAS-BOT-BC77119  Pentagramma triangularis subsp. triangularis H. W. Brannan 1913-3-10 376 Shasta Trinity Forest 381 Comment
  CAS-BOT-BC140473  Peraphyllum ramosissimum Greg de Nevers 2001-7-25 12615 Shasta Ahjumawi State Park 914 Comment
  UC1390019  Perideridia bolanderi subsp. bolanderi T. I. Chuang and L. Constance 1966-6-12 6043 Shasta on Hwy 99W 1 mi s Pollard Flat Comment
  UC1390020  Perideridia bolanderi subsp. bolanderi T. I. Chuang and R. S. Mitchell 1966-7-15 6050 Shasta on Hwy 99 16.5 mi s Dunsmuir Comment
  UC1390026  Perideridia bolanderi subsp. bolanderi T. I. Chuang, R. S. Mitchell 1965-6-27 5995 Shasta 9 mi. s. Lakehead 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
  UC923157  Perideridia oregana Freed W. Hoffman 1950-7-2 3272 Shasta junction of Wildwood Road and Ragan Meadow road (Trinity-Shasta Co. line) 1524 Comment
  UCD99355  Persicaria amphibia John Thomas Howell 1960-8-22 36328 Shasta Manzanita Lake. 1783 Comment
  CAS-BOT-BC413635  Persicaria amphibia John Thomas Howell 1960-8-22 36411 Shasta Lassen Volcanic National Park. Summit Lake 2042 Comment
  UCD99074  Persicaria hydropiper Malcolm A. Nobs; S. Galen Smith 1949-7-19 1027 Shasta Shasta County.: At junction of Pitt River and Hat Creek at Highway 299. Comment
  CDA35526  Petrorhagia velutina J. R. Keck Jr. 1978-4-19 PDR# 330060 Shasta Jones Valley. 0 Comment
  UC1051841  Phacelia corymbosa L. R. Heckard 1952-6-17 298 Shasta along road from Carrville to Castella about 4 mi e Trinity County Line (or ca. 9 mi w of Castella) 1219 Comment
  SD120824  Phacelia egena L. R. Heckard, Robert Ornduff 1966-4-28 1487 Shasta Along California Highway 299,5.3 miles east of Buckhorn Summit, west of Redding. Comment
  UC1042325  Phacelia egena John Thomas Howell 1954-4-26 29175 Shasta 5 mi e Buckthorn Summit Comment
  RSA97065  Phacelia egena J. T. Howell 1954-4-26 29175 Shasta Five miles east of Buckthorn Summit. Comment
  RSA125730  Phacelia frigida subsp. frigida George W. Gillett 1952-8-2 142 Shasta Summit area of Lassen Peak. 3155 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
  CHSC60361  Phacelia hastata subsp. compacta Mary Ann Showers 1992-6-27 2611 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  JEPS114473  Phacelia heterophylla subsp. virgata Lowell Ahart, John Dittes 2008-6-19 14852 Shasta On dry gray soil around rocks about 140 yards east of the Pit River, about 10 yards west of Cassel-Fall River Road, about 50 yards south of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall Rive 993 Comment
  UC909983  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-24 6536 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  JEPS55963  Phacelia imbricata subsp. imbricata Alice Eastwood and John Thomas Howell 1934-4-21 1841 Shasta 5 mi n Anderson Comment
  UC1537535  Phacelia linearis Gordon H. True Jr. 1938-5-24 950 Shasta near Lake Britton 914 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
  HSC49117  Phacelia tanacetifolia J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9711 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  UCD120696  Phacelia vallicola Walter Seavey Lennon 1983-5-11 s.n. Shasta Gilman Road, 3.0 miles east of Highway 5, Shasta Lake. Comment
  CAS-BOT-BC77401  Philadelphus lewisii Alice Eastwood 1912-7-25 1417 a Shasta Pitt to Baird Comment
  JEPS49598  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Shasta river bank near Sims; Region of the Upper Sacramento Comment
  UCSB27148  Philadelphus lewisii Wilken, Dieter; Smith, Dale; Santarosa, J. 1971-6-15 Shasta Pollard Flat Campground; 9 miles north of Loftus; along U. S. Highway 99 457 Comment
  SEINET10914038  Philadelphus lewisii subsp. californicus Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 852 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  CAS-BOT-BC253539  Phleum alpinum George W. Gillett 1957-7-3 652 Shasta Badger Flat, Lassen Volcanic National Park 1905 Comment
  JEPS28267  Phleum alpinum George W. Gillett 1957-7-3 652 Shasta meadows near road crossing Badger Flat (Lassen Volcanic National Park); , Badger Flat 1905 Comment
  SEINET186021 Image available Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta few miles west of Viola, Mrs. Eastman's ranch 1524 Comment
  UCR268861  Phleum pratense Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31408 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  CDA36859  Phlox gracilis CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  HSC38031  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-5-10 2496 Shasta Buckhorn Summit beside SR 299 976 Comment
  HSC38276  Phlox speciosa subsp. nitida Thomas W. Nelson, Jane P. Nelson 1976-3-21 2269 Shasta Beside rd. to Brandy Creek, W side of Whiskeytown Lake Comment
  SEINET5731921 Image available Phlox speciosa subsp. occidentalis J. Maze 1971-1 769 Shasta Near Rock Creek Rd. on Hwy 299. Comment
  UC1078817  Phoradendron densum Job Kuijt 1958-7-13 1520 Shasta ca. 2.2 mi. n. Subway Caves (n. of Lassen Park, along Hwy. 89) Comment
  UC1078866  Phoradendron macrophyllum Job Kuijt 1957-5-23 1375 Shasta s. Redding (Tehama Co. line) Comment
  JEPS106482  Phyla nodiflora var. nodiflora J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -107 Shasta Keluche Creek, McCloud River Arm, Shasta Lake; ca. 20 mi NE of Redding 320 Comment
  CAS-BOT-BC58850  Phyllodoce breweri Hans Leschke 1960-8-5 1683 Shasta Lassen Volcanic National Park - Summit Lake & Bear Lakes 2133 Comment
  UC1543716  Phyllodoce breweri Harold and Virginia Bailey 1948-8-27 2947 b Shasta overlooking Lake Helen (along trail from Lassen Peak parking area, Lassen Volcanic National Park); Lassen Volcanic National Park 2590 Comment
  UCD117734  Phyllodoce breweri Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 326 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  UC484050  Picea engelmannii Carl B. Wolf 1930-10-17 1745 Shasta Clark Creek 1371 Comment
  JEPS47881  Pinus albicaulis W. L. Jepson 1929-9-29 15326 Shasta nw slope Lassen Peak 2743 Comment
  RSA79089  Pinus albicaulis E. K. Balls, P. C. Everett 1952-10-14 18203 Shasta Open hills among rocks and scree, E of Summit Pass, Mt. Lassen Peak, Hwy 89. 2561 Comment
  UC1540400  Pinus contorta Calvin McMillan 1950-8-24 1562 Shasta road from Hat Creek to Lassen National Park Comment
  JEPS46823  Pinus lambertiana J. C. Stanley 1918-10-13 Shasta McArthur Comment
  JEPS46825  Pinus lambertiana George W. Gillett 1957-9-11 1135 Shasta near w slope Table Mountain; Lassen Volcanic National Park, Manzanita Lake Area, Chaos Ju 1798 Comment
  JEPS46863  Pinus ponderosa J. C. Stanley 1918-10-13 Shasta McArthur Comment
  SEINET5586348  Pinus sabiniana M. Bauer 2014-1 111214 Shasta ca. 10 mi N Redding on I-15, exit 689 to McColl, along road west of freeway near the off-ramp. 281 Comment
  CAS-BOT-BC137279  Piperia elegans Dean Wm. Taylor; Robert A. Price; Rexford E. Palmer; Roy A. Buck 1988-6-1 9725 Shasta Field redacted by CAS, contact the data manager for more information 743 Comment
  RSA70067  Piperia unalascensis Frank W. Peirson 1932-7-12 10132 Shasta Thousand-Lake Basin. 1951 Comment
  CHSC84100  Plagiobothrys austiniae Lowell Ahart; John Dittes 2003-5-12 10139 Shasta Pasture field, about 350 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET3449089  Plagiobothrys austiniae Lowell Ahart, John Dittes 2003-5-12 10139 Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 2.8 air miles west/southwestof Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 350 yards south of the barn 260 Comment
  UC762835  Plagiobothrys austiniae R. F. Hoover 1937-3-19 2267 Shasta 5 mi e Redding 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
  SEINET3084142 Image available Plagiobothrys canescens Walter Seavey 1983-4-10 Shasta Anderson, Millville Plains road, 0.9 miles north of Dersch Road. Comment
  SEINET3084144 Image available Plagiobothrys canescens Walter Seavey 1983-5-13 Shasta Millville Plains Road, 0.6 miles south of highway 44, Millville. Comment
  SEINET3449088  Plagiobothrys canescens Lowell Ahart, John Dittes 2003-5-22 10195 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, 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 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  RSA537666  Plagiobothrys canescens Walter Seavey Lennon 1982-5-2 s.n. Shasta Parkville Rd., 0.2 mi south of Dersch Rd., Anderson. Comment
  JEPS28559  Plagiobothrys cusickii George W. Gillett 1957-7-9 692 Shasta confluence of Hat Creek and Lost Creek (n of Lassen Volcanic National Park, about 2 mi s of Big Springs) 1524 Comment
  RSA128387  Plagiobothrys glyptocarpus Robert F. Hoover 1942-5-20 5876 Shasta Shasta County: 7 miles E of Redding Comment
  RSA128488  Plagiobothrys greenei Robert F. Hoover 1937-5-19 2269 Shasta Four miles east of Redding Comment
  JEPS28517  Plagiobothrys hispidulus George W. Gillett 1957-7-1 632 -A Shasta Table Mt. Lassen Volcanic National Park (summit) 2011 Comment
  JEPS28519  Plagiobothrys hispidulus George W. Gillett 1957-7-3 634 Shasta Badger Flat Lassen Volcanic National Park (near road crossing) 1905 Comment
  JEPS28794  Plagiobothrys hispidulus George W. Gillett 1957-8-20 1111 Shasta Brokeoff Meadows Lassen Volcanic National Park (above cabins) 1920 Comment
  JEPS90089  Plagiobothrys hispidulus Carol Witham 1993-6-23 509 Shasta 300 meters. n. of w. end of Brown Rd., near crossing of the PG & E gas pipeline Fall R. Valley; Pit River watershed, Dana 7 1/2 Quad. 1990 ed. 1097 Comment
  UC54558  Plagiobothrys hispidulus H. M. Hall and E. B. Babcock 1903-6-20 4184 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (north-eastern Shasta County) 1066 Comment
  UCD50224  Plagiobothrys hispidulus Chris Hammersmark Date Unknown s.n. Shasta Modoc Plateau/ Southern Cascades. Meadow/Floodplain of Ephemeral Bear Creek. 335 Comment
  SACT000016  Plagiobothrys jonesii Shannon Datwyler, Merrill Roseberry 2008-6-24 Shasta Plants both along roadside and along Castle Creek; Site for pollination ecology study and population level sampling of Penstemon subsect. Heterophylli Comment
  JEPS120201  Plagiobothrys nothofulvus Julie Kierstead Nelson 2012-4-7 2012 -002 Shasta Clear Creek Gorge near overlook picnic area; ca. 5 miles SW of Redding Comment
  UC54555 Image available Plagiobothrys tener H. M. Hall and E. B. Babcock Jun 1903 4276 Shasta Deer Flat Sierra Nevada Mountains; Deer Flat, Shasta County 1341 Comment
  RSA128490  Plagiobothrys tener Robert F. Hoover 1936-5-22 1196 Shasta 3 miles east of Redding Comment
  CHSC65810  Plantago coronopus L. P. Janeway 1995-6-17 4791 Shasta Backbone Ridge; Along Blackbone Ridge Road 2.5 mi west of Dry Creek Road. Disturbed roadside of vehicle pull-out area. 420 Comment
  CHSC59998  Plantago erecta Lorna K. Lilly 1989-4-17 7 Shasta Ca. 3.1 mi w of Dry Creek, 3 mi sw of Bella Vista, 2.6 mi e of Redding. 140 Comment
  RSA293180  Plantago erecta James Payne Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9652 Shasta County road A16, 4 miles from its junction with State Route 36. 732 Comment
  UC1543727  Platanthera Harold and Virginia Bailey 1948-8-25 3015 B Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CDA33451  Platanthera leucostachys Dale Woods, V. Popescu, B. Villegas 2010-7-1 Shasta North shore of Eastman Lake. Near Lava Creek Lodge. 0 Comment
  SEINET10465003  Plectritis W. D. Stevens 1985-4-25 Stevens 23558 Shasta along Deschutes Road; chapparral with scattered digger pine Comment
  SJSU1545  Pleuricospora fimbriolata C. W. Sharsmith 1954-6-25 6198 Shasta Viola 1341 Comment
  CAS-BOT-BC244382  Poa annua John Thomas Howell 1954-4-26 s.n. Shasta 5 miles E of Buckthorn Summit on road to Redding Comment
  UC1543778  Poa bolanderi Harold and Virginia Bailey 1948-8-27 2903 Shasta Hat Creek Rd to Badger Flat; Lassen Volcanic Nat'l Park 1920 Comment
  UCR206923  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14960 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  JEPS95552  Poa howellii Vernon H. Oswald and L. Ahart 1994-4-27 6125 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. 0.45 mi E (clockwise) of the trailhead 335 Comment
  CDA11003  Poa pratensis G. F. Hrusa 1991-6-27 8495 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  CDA12987  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-3 12889 Shasta Upper Sacramento Valley; Open, sandy site in understory riparian zone E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Rhizomatous. Apparent escape from sod farm adjacent. Comment
  UCD144325  Poa pratensis subsp. pratensis G. F. Hrusa 1996-4-30 12889 Shasta Upper Sacramento Valley. East side of Sacramento River at corner of Gover Road and Sacramento River. About 3 miles south of Anderson. 110 Comment
  RSA696017  Poa secunda L. Ahart, John Dittes 2003-5-22 10193 Shasta West of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC247061  Poa secunda subsp. juncifolia Catherine Best 1982-7-23 s.n. Shasta Along the road above the river at Castle Crags Comment
  CAS-BOT-BC243199  Poa secunda subsp. secunda David D. Keck 1944-7-10 5463 Shasta 5 miles E of Buckthorn Summit on road to Redding 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
  UC1587082  Pogogyne floribunda Schoolcraft et al 1991-7-9 2176 Shasta N of Greenplace Reservoir 3 mi S of Day CA 1051 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
  SEINET4244530 Image available Polemonium californicum George W. Gillett 1953-7-23 294 Shasta Lassen Volcanic National Park; Vicinity of Hat Lake 1974 Comment
  HSC104109  Polygala cornuta J. O. Sawyer 2008-5-10 Shasta "Along the north shore of Lake Shasta, west of Dekkas Rock" 328 Comment
  OBI77203  Polygala cornuta Anthony Baniaga 2011-7-25 514 Shasta Lassen NF. Along Hat Crk trl, ca 1/4 mi Se of Bridge campground. Old Station quad t33N R5E sec 9 SW of SW 1176 Comment
  UC17449  Polygala cornuta var. cornuta Milo S. Baker 1893-6 Shasta nr Dunsmuir; Sacramento Canyon Comment
  SEINET10833445  Polygonum Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5499 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
  JEPS91065  Polygonum bidwelliae Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9779 Shasta Upper Sacramento Valley, Millville Plains, along dirt road on e edge of NE1/4 Section 24 Millville Plains; Upper Sacramento Valley, Milleville Plains 198 Comment
  CAS-BOT-BC414352  Polygonum californicum Alice Eastwood 1912-6-27 s.n. Shasta Montgomery Creek Comment
  JEPS91063  Polygonum californicum Dean Wm. Taylor with Rexford E. Palmer 1988-5-29 9689 Shasta Woodman Creek along Highway 299 1.2 mi e from crossing of Salt Creek (Upper Sacramento Valley); , Woodman Creek 192 Comment
  SD60262  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on the plateau about 3 miles northeast of Redding Comment
  UC850084  Polygonum davisiae Alice Eastwood Aug 22 1912-Aug 26 1912 1850 Shasta Lassen Butte Region Comment
  RSA113318  Polygonum douglasii subsp. majus E. K. Balls, Lee W. Lenz 1956-6-18 21812 Shasta Burney Falls (jct Hwy 89 and Hwy 299). 1006 Comment
  UC726094  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1928-7-12 14681 Shasta near Jonesville Comment
  JEPS112879  Polygonum parryi Dean W. Taylor 1993-6-1 13532 Shasta Bonnie Crags (ca. 5 air mi S Whitmore); prominent barren rock cliffs and slabs (of volcanic tuff) along Ponderosa Way 0.5 mi S of bridge over North Fork Bear Creek 731 Comment
  JEPS100763  Polygonum persicaria Dean W. Taylor 1999-8-13 17340 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  CAS-BOT-BC419865  Polygonum polygaloides subsp. confertiflorum Alice Eastwood 1912-6-29 1022 Shasta Goose Valley Comment
  JEPS28520  Polygonum polygaloides subsp. kelloggii George W. Gillett 1957-7-3 635 Shasta Badger Flat Lassen Volcanic National Park (meadow near road crossing) 1905 Comment
  CHSC60386  Polygonum shastense Mary Ann Showers 1992-6-27 2609 a Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  HSC40166  Polygonum shastense Thomas W. Nelson, Jane P. Nelson 1976-8-1 3116 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  UC444990  Polygonum shastense E. B. Copeland 1930-8-5 Shasta Mt. Lassen; beside lake 2700 Comment
  CAS-BOT-BC421051  Polygonum spergulariiforme C. R. Quick 1951-8-16 51 100 B Shasta Near Burney State Park Comment
  RSA246639  Polygonum spergulariiforme Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42375 Shasta Shasta National Forest, 1 mile W of W edge of Castle Grags State Park near Castle Creek 762 Comment
  CAS-BOT-BC232555  Polypogon monspeliensis L. E. Smith 1915-5-1 s.n. Shasta Red Bluff Comment
  CAS-BOT-BC232556  Polypogon monspeliensis Virginia E. Long 1931-6-6 85 a Shasta Anderson. In drainage ditches along highway 131 Comment
  CHSC93200  Polypogon monspeliensis R. Fischer 2005-7-18 464 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near water line on off shore levee 200 yds. south-west of Ya-She. 1007 Comment
  CDA13012  Polystichum lemmonii G. F. Hrusa, T. D. Wilfred 1996-6-1 12942 Shasta Lassen National Forest; near Forest Boundary on Hwy 44 approx 2 m. W of Hwy 89 intersection. Comment
  CAS-BOT-BC76721  Polystichum lemmonii Charles Edward Faxon 1878-7-12 s.n. Shasta Near Mt. Shasta Comment
  CHSC89697  Populus tremuloides R. Fischer; J. Marr 2004-8-15 369 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end Big Lake, E side. Near Ya-She pond. 1010 Comment
  CAS-BOT-BC102991  Populus trichocarpa Hans Leschke 1960-8-8 1723 Shasta Hat Lake 1969 Comment
  SEINET10460753  Porterella carnosula Gillett 1957-7-1 GILLETT 630 Shasta Margin of vernal pond; summit of Table Mountain 2012 Comment
  SEINET6842664  Potamogeton americanus P. B. Kennedy 1927-6-15 18 Shasta Pit River. Comment
  UC1099869  Potamogeton foliosus Herbert L. Mason, Verne Grant 1947-7-9 13283 Shasta n of Redding (by Sacramento River) Comment
  UC1100095  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-8-29 8362 Shasta about 7 mi sw of Fall River Mills (Hat Creek by Bridge 6-66, Hwy 299); Hat Creek Comment
  RSA286345  Potamogeton richardsonii Robert F. Thorne 1974-7-29 45023 Shasta Lassen Volcanic National Park: Manzanita Lake. 1783 Comment
  RSA85785  Potentilla breweri var. breweri F. W. Peirson 1932-7-13 10170 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  UC1391905  Potentilla flabellifolia R. M. Brown 1955-9-14 Shasta Upper Kings Creek Meadows Lassen Volcanic National Park, Upper Kings Creek Meadows Comment
  UC860598  Potentilla flabellifolia Alice Eastwood Aug 22 1912-Aug 26 1912 1859 Shasta Lassen Butte Comment
  CHSC88756  Potentilla gracilis var. fastigiata R. Fischer; J. Marr 2004-5-28 271 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail near Crystal Springs. In mdw. depression. 1010 Comment
  CAS-BOT-BC541001  Potentilla gracilis var. fastigiata D. E. Breedlove 1962-6-11 3385 Shasta Slope on east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC158503  Potentilla millefolia Ynez Winblad 1936-8-15 s.n. Shasta Shasta woods Comment
  JEPS95262  Potentilla recta Glenn Clifton 1999-6-2 35990 Shasta NE of Redding ( Montgomery Creek, Hwy. 299) 652 Comment
  RSA0049615  Potentilla reptans Dean Wm. Taylor 2012-6-4 21236 Shasta Anderson, Safeway Gas Station on Interstate 5; growing in planting beds on the margin of the commercial area, and extending into the adjacent mowed (largely Festuca pratensis) lawn 128 Comment
  SEINET10498340  Prunella vulgaris Jeffrey Huber 1971-6-10 Huber 296 Shasta 15 mi s of weed on i-5. Comment
  CDA12937  Prunus emarginata G. F. Hrusa 1996-5-2 12879 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  JEPS44719  Prunus emarginata C. F. Rose 1935-5-13 56 Shasta 20 mi nw of Redding Comment
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Sep 21 2009
  UC1543678  Prunus emarginata Harold and Virginia Bailey 1948-8-26 2823 Shasta Manzanita Creek, above campgrounds Manzanita Creek; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  RSA453221  Prunus emarginata M. V. Hood 1940-8-7 s.n. Shasta Noble Pass, Mt. Lassen 1829 Comment
  CAS-BOT-BC154669  Prunus subcordata Alice Eastwood 1912-6-19 798 Shasta Goose Valley Comment
  CAS-BOT-BC154671  Prunus subcordata A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 37 Shasta 4 mi. west of Shasta/Tehama Co. border off Hwy. 36, 0.4 mi. toward Redding on Rt. A-16 701 Comment
  CHSC89647  Prunus subcordata R. Fischer; J. Marr 2004-8-14 359 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located at N end of Big Lake, E side. 1010 Comment
  JEPS114472  Prunus subcordata Lowell Ahart, John Dittes 2008-6-19 14843 Shasta About 5 yards east of the Pit River, near the bridge, about 150 yards northwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  SEINET10970323  Prunus subcordata Mary Merello 1993-6-26 Merello 738 Shasta Shasta-Trinity National Forest. Disturbed, dry, open pine-oak woodlands along Hwy. 89, N of the Hwy. 299-89 intersection, banks of vernal pool. 950 Comment
  CAS-BOT-BC156395  Prunus virginiana var. demissa Elmer I. Applegate 1929-6-23 5873 Shasta [Pitt] Pit River near Fall River Mills, eastern Shasta County Comment
  CAS-BOT-BC156396  Prunus virginiana var. demissa Marcus E. Jones 1931-7-16 29015 Shasta [Pitt] Pit River bridge Comment
  CHSC89708  Prunus virginiana var. demissa R. Fischer; J. Marr 2004-5-24 389 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail. 1051 Comment
  HSC48469  Prunus virginiana var. demissa J. P. Smith 1978-5-13 9916 Shasta Trinity National Forest: Basin Gulch Campground 854 Comment
  SJSU538  Prunus virginiana var. demissa G. Witherspoon 1940-6-25 2095 Shasta McArthur Burney Falls State Park 1219 Comment
  UC478981  Prunus virginiana var. demissa Marcus E. Jones, A. M. 1931-7-16 29015 Shasta Pitt River bridge Comment
  UCD113530  Prunus virginiana var. demissa G. F. Hrusa 1992-5-1 10429 Shasta along Pit River, approximately 1 m. downstream from Pit 1 powerhouse. Comment
  HSC46992  Pseudostellaria jamesiana Diane L. Reed 1978-5-13 106 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  CHSC68713  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald 1997-5-20 8472 Shasta BLM Wilderness Study Area south of Fall River Mills on Bald Mtn. Rd., 1.5 mi east of Cassel-Fall River Rd., west edge of lava beds. 1082 Comment
  OBI15566  Psilocarphus brevissimus var. brevissimus Robert F. Hoover 1968-5-28 11104 Shasta Redding Airport Comment
  CHSC84106  Psilocarphus oregonus Lowell Ahart; John Dittes 2003-5-12 10137 Shasta In a vernal pool, near a marshy vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  JEPS89387  Psilocarphus tenellus Dean W. Taylor 1988-6-21 9838 Shasta Cascade Mountains, Lassen National Forest, s base Burney Mountain, Burney Spring Burney Spring; Cascade Mountains, Lassen National Forest, Burney Mountain 1444 Comment
  CAS-BOT-BC361900  Psilocarphus tenellus L. E. Smith 1913-4-21 s.n. Shasta Anderson Comment
  SEINET3450911  Psilocarphus tenellus var. globiferus Lowell Ahart, John Dittes 2003-5-12 10138 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, about 2.8 air miles south/southwest of the Darah Springs State Fish Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  CAS-BOT-BC146420  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Along the Sacramento about a mile above Redding. Near Middle Creek Station Comment
  SEINET6645899  Ptelea crenulata A. A. Heller 1905-6-3 7959 Shasta Near Middle Creek Station Comment
  SEINET6065401  Pterospora andromedea Kenneth Heil, Heil, Kenneth 2014-7-16 35233 Shasta Lassen National Forest. Ca .34 air miles southwest of Battle Creek Reservoir. Near junction of 32N18 and 32N17. Comment
  UC876175  Pterospora andromedea Alice Eastwood Jun 29 1912-Jul 11 1912 853 Shasta Goose Valley Comment
  CAS-BOT-BC460539  Pterospora andromedea Alice Eastwood 1912-6-29 853 Shasta Goose Valley Comment
  POM172675  Pterostegia drymarioides Franklin Nutting 1894-5-22 s.n. Shasta Morleys Station Comment
Read comments
Jul 3 2013
  UCD92325  Puccinellia John Thomas Howell 1954-4-26 29177 Shasta West of Tower House, about 6 miles west of Whiskeytown. Comment
  UC1553607  Puccinellia howellii Craig P. Martz 1988-6-14 274 Shasta n side of creek at junction of State Route 299 and Crystal Creek Road ((0.8 mi nw of Tower House)); French Gulch 7.5' Quadrangle, Willow Creek 414 Comment
  HSC27358  Purshia tridentata var. tridentata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19142 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  RSA449669  Purshia tridentata var. tridentata Bonnie C. Templeton 1960-6-16 8509 Shasta N of Lake Britton. Comment
  UC1736193  Purshia tridentata var. tridentata Dean W. Taylor 1974-7-31 4065 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, 2532 Comment
  JEPS23191  Pycnanthemum californicum Alma A. Weigart Aug., 1922 Shasta Whitmore Comment
  POM283355  Pycnanthemum californicum Lyman Benson 1930-7-18 s.n. Shasta Fall River, east of Sierra 915 Comment
  CAS-BOT-BC462792  Pyrola dentata Alice Eastwood 1912-8-22 1812 Shasta Lassen Butte 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
  UC1541551  Pyrola picta H. E. and S. T. Parks 1928-6-1 235 Shasta Lassen National Park, Drakesbad Drakesbad; Lassen National Park, Drakesbad 1920 Comment
  CAS-BOT-BC466120  Pyrola picta Hans Leschke 1958-8-16 1566 Shasta Lassen Volcanic National Park: trail, Corral Meadow--Summit Lake 1950 Comment
  UC1036153  Pyrola picta George W. Gillett 1953-8-6 319 Shasta Slopes of Chaos Crags Crater. Shasta County 2011 Comment
  HSC98258  Quercus berberidifolia Maggie Wolfe, Scott Brush, Ross Jones 1990-3-31 1 Shasta Next to Hwy. A16 1.0 mi N of Hwy. 36 732 Comment
  SJSU10156  Quercus chrysolepis A. W. Jacobs 1938-10-14 Shasta 7 mi W of Redding on Trinity Rd 396 Comment
  CDA19820  Quercus douglasii P. Akers 2002-5-2 s.n. Shasta Northern California; Redding, Airport Rd, just S of Hwy 44. 170 Comment
  JEPS37838  Quercus douglasii W. L. Jepson 1924-10-26 10665 Shasta near Whitmore; Old Crow Creek 609 Comment
  UCSB33412  Quercus douglasii K. Nixon 1978-10-2 1760 -3 Shasta WONDERLAND BLVD FRONTAGE RD TO US INTERSTATE 5 REDDING (1.5 MI N OF SHASTA DAM EXIT) 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
  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
  UCD45924  Quercus durata var. durata EB Alexander 1961-1-20 83 Shasta Three fourths mile south of Messelback Dam, North Fork of Cottonwood Creek, altitude 2050 feet, Shasta County. 624 Comment
  CAS-BOT-BC94627  Quercus garryana L. B. Kildale 1930-9-1 10459 Shasta Clear Creek near Whiskeytown Comment
  UCD14003  Quercus garryana John M. Tucker 1968-9-14 4140 -4 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  UCD14007  Quercus garryana John M. Tucker 1968-9-14 4140 -8 Shasta California, Shasta Co.; beside California Highway 89, 4.2 mi. south-southeast of its junction with U.S. Highway 299; Comment
  CAS-BOT-BC62745  Quercus garryana var. breweri C. Hart Merriam 1919-10-9 s.n. Shasta Chaparral hills between Sacramento & Mc Cloud Rivers, on Highway NW of Baird Comment
  UCSB22230  Quercus garryana var. breweri McMinn, Howard 1940-6-20 Shasta Redding to Burney Comment
  CHSC101058  Quercus garryana var. garryana John Dittes 2008-5-20 1518 Shasta Cascade Range High; ca. 0.5 air miles southeast of Fall River Mills (measured from intersection of Hwy 299 and Cassel-Fall River Road, ca. 885 feet southwest of Dee Knock Road and County Road 7R02; edge of wooded slope above eastern bank of the Pit River, opposite and just downstream from Fall River confluence. 998 Comment
  UCD46066  Quercus garryana var. garryana James Mallory 1958-9-15 180 Shasta Located on Old CCC Camp, 1 1/4 miles south-southwest of Harrison Gulch Ranger Station, Shasta County, Trinity National Forest, California. 807 Comment
  POM315913  Quercus garryana var. garryana Patricia Wilder 1965-9-30 4220 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  UCD46173  Quercus garryana var. semota P. L. Johannsen 1933-6-28 186 Shasta Clear Creek. 487 Comment
  CAS-BOT-BC105424  Quercus kelloggii L. E. Smith 1913-6-25 399 Shasta Heroult Comment
  CHSC117991  Quercus kelloggii Nathan Sipola 2015-5-3 Shasta East on highway 299, turn left on to Dry Creek Rd. about 10 miles, stay right at fork on Jnoes Valley Rd. Black Oak on your right 1 mile down the road. 365 Comment
  POM315915  Quercus kelloggii Patricia Wilder 1965-9-30 4219 Shasta Cassel Rd., NE of junction with Calif. State Hwy 89 and U. S. 299. 1067 Comment
  SEINET4291712 Image available Quercus kelloggii G. H. Ware 1963-1 s.n. Shasta North of Redding. Comment
  UCD47223  Quercus sadleriana Richard C. Sias 1957-9-8 s.n. Shasta Shrub. Sweetbrier Ridge, near Castella, on Sacramento River, Twp. 37 N, Rge. 4W., MDM. Comment
  UC1174981  Quercus wislizeni P. C. Everett and E. K. Balls 1959-10-22 23919 Shasta 3.3 mi se Shasta (along U.S. Hwy 299 from Redding) 76 Comment
  UC405356  Quercus wislizeni Franklin P. Nutting 1923-5-1 Shasta near Oak Run Comment
  SBBG21838  Raillardella argentea D. Myrick 1964-7-23 921 Shasta Hat Lake Comment
  CAS-BOT-BC362688  Raillardella argentea George W. Gillett 1958-6-30 1155 Shasta Lassen Volcanic National Park. West and below Crescent Crater 2362 Comment
  CDA13039  Ranunculus alismifolius G. F. Hrusa, T. D. Wilfred 1996-6-1 12969 Shasta Lassen National Forest; Bunchgrass Valley. N side of USFS S16 approx. 3 mile N of Hwy 44 intersection & nr inters. of USFS N18. Comment
  UC725856  Ranunculus alismifolius var. alismellus A. A. Heller 1941-8-11 16286 Shasta King Creek Meadow camp ground Lassen Volcanic National Park Comment
  RSA84407  Ranunculus alismifolius var. alismellus F. W. Peirson 1926-6-23 6842 Shasta Trail to summit of Lassen Peak, Lassen National Park 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
  RSA0037119  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, vicinity of Old Station, near Mountain House Road, along California Scenic Highway 89/44. Comment
  CHSC13855  Ranunculus aquatilis var. capillaceus J. Grove 1973-4-28 89 Shasta Collected from Fall River at Glenburn. 1005 Comment
  UC128660  Ranunculus aquatilis var. capillaceus Milo S. Baker 1899-8-5 Shasta near Dana; Fall River Comment
  CAS-BOT-BC379075  Ranunculus aquatilis var. diffusus Ella Dales Cantelow 1939-6-10 2582 Shasta 11 mi south of McCloud Jct., Burney-Redding-Alturas Key Comment
  JEPS22667  Ranunculus aquatilis var. hispidulus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-24 6302 Shasta one-half mi w Union School (1.5 mi e of Project City, 8 mi nne of Redding); West Fork of Stillwater Creek 228 Comment
  JEPS100703  Ranunculus eschscholtzii var. suksdorfii Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5420 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2499 Comment
  SBBG15790  Ranunculus flammula D. Myrick 1961-6-24 356 Shasta just S of Park boundary on Mt Lassen Natl Park loop rd 1828 Comment
  POM268740  Ranunculus occidentalis var. eisenii Lyman Benson 1929-3-26 s.n. Shasta Roadside ditches 10 miles N of Redding Comment
  CHSC93019  Ranunculus testiculatus R. Fischer 2005-4-17 580 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. In road bed of main park road along west side of Big Lake. 1010 Comment
  UCD97312  Ranunculus uncinatus J. Brown 1992-5-9 25 Shasta Ah DiNa campground site #2. 670 Comment
  CAS-BOT-BC55836  Rhamnus W. R. Dudley 1899-8-1 s.n. Shasta Clear Creek Valley Comment
  POM87962  Rhamnus californica subsp. occidentalis L. R. Abrams 1922-8-7 9924 Shasta Mears Creek near Castella. Comment
  SEINET10493609  Rhamnus purshiana Mary Susan Taylor 1980-6-25 Taylor 2957 Shasta T38N R2W nw sec 35 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; Ash Camp, ca. 1.3 mi S of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due S of Wyntoon. With J. Prouty. 853 Comment
  LA207844  Rhamnus rubra C. L. Hitchcock; 1940-5-17 6445 Shasta 3 mi E of Redding 152 Comment
  POM260027  Rhamnus rubra C. L. Hitchcock 1940-5-17 6445 Shasta Redding 152 Comment
  UC870853  Rhamnus rubra C. L. Hitchcock 1940-5-17 6445 Shasta 3 mi e Redding 152 Comment
  UC61095  Rhamnus tomentella subsp. tomentella Milo S. Baker 752 Shasta near Carpenter's Oak Run Comment
  UC32618  Rhododendron occidentale M. S. Baker and Frank Nutting 1894-5-25 Shasta Cedar Run Comment
  CAS-BOT-BC200665  Rhus aromatica P. C. Everett; E. K. Balls 1959-10-21 23918 Shasta 6.3 mi. w. of Shingletown along State Hwy. 44 to Redding 457 Comment
  CAS-BOT-BC200738  Rhus aromatica Wm. Bridge Cooke 1940-6-4 15010 Shasta Near the Bolam Road Comment
  HSC48888  Rhus aromatica J. P. Smith 1977-4-16 9007 Shasta Tom Green Mine Rd., 0.8 mi. from its junction with Main St. in French Gulch 457 Comment
  CAS-BOT-BC168119  Rhus aromatica James McMurphy 1914-4-1 s.n. Shasta Pitt 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
  CDA12933  Rhus trilobata G. F. Hrusa 1996-5-2 12875 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  CAS-BOT-BC437986  Ribes E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  UC1182088  Ribes binominatum D. R. Miller, C. P. Wessela 1935-7-17 Shasta near Stout Meadow Comment
  CHSC35290  Ribes californicum M. S. Taylor; J. Prouty 1980-6-25 2954 Shasta Ash Camp, ca. 1.3 mi s of McCloud Reservoir Dam at jct of McCloud Reservoir and Hawkins Creek, ca. 5 mi due s of Wyntoon. 853 Comment
Read comments
Jul 22 2018
  UC1036295  Ribes lacustre George W. Gillett 1952-7-29 138 Shasta on trail to Paradise Meadow (near small tributary to Hat Creek, vicinity of Hat Lake); Lassen Volcanic National Park 2072 Comment
  HSC84192  Ribes lobbii J. P. Smith, Thomas W. Nelson 1982-5-15 10451 Shasta 1220 Comment
  UC54299  Ribes roezlii H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4319 Shasta near Soupan Springs; Mount Lassen 2286 Comment
  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
  SEINET10947326  Ribes roezlii var. roezlii Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 859 Shasta Shasta-Trinity National Forest. At the intersection of Forest Service route 27 and Forest Service road 35N46, 9.7 miles NW of state route 299 (via Forest Service route 27). T35N R1W S31 SW 1/4. 390 Comment
  CAS-BOT-BC186274  Ribes roezlii var. roezlii W. R. Dudley 1899-8-17 s.n. Shasta Divide west of Burney Valley Comment
  RSA768469  Rorippa curvisiliqua Justin M. Wood 2010-9-2 2579 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  UC467677  Rosa Milo S. Baker 1898-7-6 428 Shasta Clover Creek Falls Comment
  CAS-BOT-BC146733  Rosa gymnocarpa Ellsworth Bethel 1923-6-16 s.n. Shasta Castella Comment
  SEINET10871307  Rosa gymnocarpa Mary Susan Taylor 1980-6-10 Taylor 2823 Shasta Roadside, a few ft N of turnoff to Wards Cabin, ca. 0.5 mi SE of Sims Flat Camp ground, Shasta Natl Forest. 549 Comment
  CAS-BOT-BC148262  Rosa woodsii var. ultramontana Alice Eastwood 1912-6-29 992 Shasta Goose Valley Comment
  CHSC107113  Rubus armeniacus R. E. Brainerd 2009-7-21 1546 Shasta Castle Creek Road, 3.0 road miles west of Interstate 5 Castella Exit (Exit 724); 6.9 air miles southwest of Dunsmuir. UTM Zone 10 553301E 4556455N. 723 Comment
  JEPS121429  Rubus armeniacus Zachary Voigtman 2013-7-23 2013 -004 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Road. Comment
  SBBG50774  Rubus armeniacus S. Johnson 1973-5-20 42 Shasta St Hwy 299, 19.6 mi E of Bella Vista 548 Comment
  JEPS105159  Rubus leucodermis Dean W. Taylor 1993-7-9 13810 Shasta Trinity Mountains; Gray Rocks; ca. 10 air miles WSW of Dunsmuir 2072 Comment
  RSA748765  Rubus parviflorus K. M. Meyer, A. Townesmith 2007-7-25 161 Shasta Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi. on Hwy. 97, E side of road. 240 Comment
  SEINET10686043  Rubus parviflorus Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 161 Shasta Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road. 240 Comment
  RSA639552  Rudbeckia klamathensis L. C. Wheeler 1952-9-23 6954 Shasta Castle Crag, south side 762 Comment
  CAS-BOT-BC433653  Rumex obtusifolius Lyman Benson 1930-7-18 2227 Shasta E. of Round Mt., N. Sierra Nevada, Hatchet Creek. Border of Hatchet Creek 1219 Comment
  CAS-BOT-BC434023  Rumex salicifolius Robin Schramm 1998-6-20 52 Shasta Redding, end of Salmon Creek Road, on the bank of Salmon Creek, near its junction with Clear Creek. Comment
  CHSC93004  Rumex salicifolius var. salicifolius R. Fischer 2005-7-15 602 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected along main park road east of Crystal Springs at a marshy meadow. 1008 Comment
  UC935775  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-7-20 1034 Shasta marshy banks of Fall River at Glenburn; marshy banks of Fall River at Glenburn Comment
  JEPS32199  Sagittaria latifolia J. W. Blankinship 1909-9-24 Shasta Olinda Comment
  CAS-BOT-BC103352  Salix bonplandiana A. A. Heller 1918-5-12 13025 Shasta On the McCloud River near the fish hatchery Comment
  POM218990  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 383 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  RSA5712  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 382 Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  UC482011  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 383 Shasta ca. 1.5 km. w Helen Lake (below spring above hwy., 2 mi below base of Mt. Lassen); Mt. Lassen 2370 Comment
  UC482024  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 386 a Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  CAS-BOT-BC102818  Salix boothii Hans Leschke 1960-8-8 1726 Shasta Hat Lake, Lassen Volcanic National Park 1965 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  CHSC55279  Salix exigua var. hindsiana L. P. Janeway 1991-4-11 3871 Shasta North side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 118 Comment
  CAS-BOT-BC103998  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  SBBG58901  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge at N end of Redding 180 Comment
  CAS-BOT-BC107777  Salix hindsiana L. E. Smith 1914-5-10 681 Shasta Kennet Comment
  CAS-BOT-BC107822  Salix hindsiana A. A. Heller 1918-5-12 13024 Shasta On the McCloud River near the fish hatchery in shale in the yellow pine and oak belt. Comment
  UCD111095  Salix jepsonii John Thomas Howell 1961-6-20 36564 Shasta Lassen Highway east of Diamond Peak. Comment
  UC726798  Salix laevigata A. A. Heller 1918-5-12 13025 Shasta Fish Hatchery; McCloud River, Fish Hatchery Comment
  UC481946  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  UC481962  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 503 Shasta n. side of La Moine (beside hwy. at Engle's Service Station) 450 Comment
  CAS-BOT-BC125411  Salix lasiandra var. lasiandra Hans Leschke 1960-8-8 1724 Shasta Hat Lake, Lassen Volcanic National Park 1969 Comment
  LA208821  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; 1931-7-1 504 Shasta Sacramento River, 7 km N of La Moine 450.0 Comment
  UC528169  Salix lasiolepis R. Bollaert 1934-12-20 1 a Shasta Kennett Squaw Creek (creek is tributary of Sacramento River) 152 Comment
  CAS-BOT-BC124518  Salix lasiolepis var. lasiolepis L. E. Smith 1914-3-18 578 Shasta Keswick Comment
  CAS-BOT-BC124510  Salix lasiolepis var. lasiolepis W. R. Dudley 1899-8-1 s.n. Shasta West of Shasta Road and E. of Clear Creek Divide Comment
  CHSC9569  Salix lasiolepis var. sandbergii E. L. Smith 1971-4-28 943 Shasta Ca. 2 mi e of Shingletown. 1066 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
  SD906  Salix petrophila E. B. Copeland 1931-8-16 Shasta Mount Lassen, definite narrow area south shore of Emerald Lake 2370 Comment
  CAS-BOT-BC225196  Salvia sonomensis B. Ellyson; J. Hooke; D. Newman 1996-4-21 28 Shasta 2 miles down R. A-16 towards Redding from Hwy 36 731 Comment
  CAS-BOT-BC225200  Salvia sonomensis L. E. Smith 1913-5-2 171 Shasta Kennet Comment
  POM196454  Salvia sonomensis J. T. Howell 1927-4-9 2317 Shasta Bully Hill Comment
  RSA24184  Salvia sonomensis Carl B. Wolf 1940-12-13 9805 Shasta Sacramento River Canyon. 2 mi. north of mouth of Doney Creek 396 Comment
  UC575018  Salvia sonomensis Louis C. Wheeler 1935-4-28 3444 Shasta O'Brien Creek off Sacramento River; O'Brien Creek 426 Comment
  UCR206932  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2009-6-10 14925 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  SEINET13947647 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  SEINET13947661 Image available Salvia sonomensis Louis C. Wheeler 1935-1 3444 Shasta O'Brien Creek off Sacramento River; S4, T34N, R4W, Mt. Diable Mer.; 1400 ft alt. 427 Comment
  SEINET10745846  Sambucus caerulea Andrew Townesmith 2012-9-4 Townesmith 2400 Shasta Along California route 89, 6.9 miles north of intersection with California route 44. 1112 Comment
  CAS-BOT-BC238871  Sambucus nigra subsp. caerulea Alice Eastwood 1912-6-29 947 Shasta Goose Valley Comment
  CHSC60348  Sambucus racemosa var. microbotrys Mary Ann Showers 1992-6-28 2697 Shasta Lassen Volcanic National Park. Andesite cliffs west of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  JEPS90479  Sanguisorba annua Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10660 Shasta Battle Creek Northern Sacramento Valley (on Tehama Co. line, under PG&E gas pipeline, (Tuscan Buttes 7 1/2' quadrangle, 1965 edition)) 228 Comment
  JEPS90529  Sanguisorba annua Dean W. Taylor 1992-4-16 13347 Shasta Coleman Forebay, Sacramento Valley Sacramento Valley, Tuscan Buttes NE 7 1/2 Quad., Coleman For 289 Comment
  SD237598  Sanguisorba minor subsp. muricata G. K Helmkamp, E. A. Helmkamp 2009-6-10 14945 Shasta Southern Cascade Range: Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown (Shingletown 7.5'Q) 938 Comment
  JEPS254  Sanicula bipinnata Alice King 1921-1 Shasta Anderson Comment
  HSC49113  Sanicula bipinnata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9715 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC1980  Sanicula bipinnatifida P. Delaplane 1965-4-3 6 Shasta On W. side of Hwy 299, ca. 8 mi N of Bella Vista. 914 Comment
  JEPS90933  Sanicula bipinnatifida Dean W. Taylor 1993-4-28 13374 Shasta divide between Ash Creek and unnamed southern tributary of Lack Creek (Cascade Range, Shingletown Ridge); Cascade Range, Shingletown Ridge 670 Comment
  CDA35760  Sanicula bipinnatifida J. R. Keck Jr. 1978-4-19 PDR# 330057 Shasta Bear Mountain in the Jones Valley area. Comment
  JEPS964  Sanicula tuberosa C. F. Rose 1936-3-10 Shasta 4 mi w of Redding Comment
  SEINET3240199  Santalaceae R. L. Mathiasen 2003-1 2003 -54 Shasta 16 km N of the N entrance of Lassen Nat. Park on Ste. Rte. 89 1890 Comment
  SBBG115547  Saponaria officinalis B. Crampton 1964-8-26 7177 Shasta Castle Crag, 3 mi S of Dunsmuir, Sacramento River Comment
  CAS-BOT-BC466227  Sarcodes sanguinea Hans Leschke 1961-8-17 1821 Shasta Lassen Volcanic National Park. Chaos Crag trail Comment
  JEPS85540  Saxifraga californica Walter S. Lennon 1982-4-8 Shasta 1.4 mi ne of Igo ((label states 0.3 mi ne of Igo) 0.3 mi nw of Placer Road, road next to Clear Creek (packet note states road near Clear Creek)) Comment
  UC1061692  Saxifraga tolmiei George W. Gillett 1952-8-9 156 Shasta n slope of east shoulder of Lassen Peak; Lassen Volcanic National Park, Lassen Peak 2743 Comment
  UC11854  Saxifraga tolmiei W. H. Brewer 1863-9-28 2181 Shasta Lassens Peak 2743 Comment
  HSC21647  Scandix pecten-veneris B. R. Templeton 1962-4-24 Shasta 5 mi. W of Millville Comment
  UCD50080  Schoenoplectus acutus var. occidentalis P. B. Kennedy 1927-6-15 34 Shasta American Great Bulrush Pit River, Shasta County. Loosely Pool. Comment
  CAS-BOT-BC111085  Scirpus microcarpus Brian Curks 1937-8-11 s.n. Shasta Lake Britton Comment
  CDA36860  Scleranthus annuus CDFA Staff 2000-5-9 s.n. Shasta Pit River. 0 Comment
  JEPS104079  Scleranthus annuus subsp. annuus Lowell Ahart 2003-5-12 10144 Shasta Near a marshy vernal pool, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  JEPS22678  Scleranthus annuus subsp. annuus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6317 Shasta 7 mi due n Bella Vista (1 mi ne of Bear Valley, in upper part of Jones Valley now largely inundated by Shasta Lake); upper part of Jones Valley now inundated by Shasta Lake 332 Comment
  UC1026391  Scleranthus annuus subsp. annuus John Thomas Howell 1954-4-26 29182 Shasta just w Tower House Comment
  CHSC32895  Scutellaria antirrhinoides J. P. Smith; Steve Selva 1970-7-27 4509 Shasta Gumboot Lake. 1767 Comment
Read comments
Jun 7 2012
  CHSC114632  Scutellaria antirrhinoides Sue Pappalardo 1993-5-30 446 A Shasta Shasta County, Yolla Bolla Ranger District. Located down Forest Service road 28N68 on west side at intersection with Forest Service road 29N92. 1530 Comment
  RSA82319  Scutellaria antirrhinoides F. W. Peirson 1932-7-17 10327 Shasta Wallace Ranch, Goose Valley. 915 Comment
  CAS-BOT-BC419680  Scutellaria galericulata Malcom A. Nobs; S. Galen Smith 1949-7-20 1037 Shasta East side of Big Lake, ca. 3 miles north of McArthur Comment
  CHSC96287  Scutellaria galericulata R. Fischer 2006-7-22 924 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected on the western end of park near Bowman ditch, north side of park road, in 6 inches of flooded grassy meadow. 1010 Comment
  UC25786  Scutellaria siphocampyloides M. S. Baker and Frank Nutting 1894-5-21 Shasta Stillwater Comment
  UC72056  Scutellaria siphocampyloides Milo S. Baker 1898-7-5 406 Shasta Morley's Comment
  POM260038  Scutellaria siphocampyloides C. L. Hitchcock 1940-5-20 6500 Shasta 25 miles east of Redding. Comment
  CHSC118112  Sedum kiersteadiae Len Linstand III 2012-6-15 15 Shasta Ridge top north of Stanford Pass, +/- 8ft (NAD83). 1402 Comment
  SEINET13761434  Sedum obtusatum subsp. paradisum L. Linstrand III 2012-6-18 NSR- 13 Shasta Ridgeline above headwaters of Fall Creek, adjacent to Chappie-Shasta OHV Route #1 (FR 35N05). 1219 Comment
  UCD67701  Selaginella asprella D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake-French Gulch. 400 Comment
Read comments
Mar 10 2012
  CAS-BOT-BC69765  Selaginella wallacei Alice Eastwood 1923-5-28 s.n. Shasta Delta, S.P. railroad. Comment
  UC1234626  Senecio aronicoides Peter H. Raven 1962-5-30 17904 Shasta 1.8 mi se Siskiyou County (State Highway 89) Comment
  RSA0012765  Senecio aronicoides P. H. Raven 1962-5-30 17904 Shasta State Highway 89 1.8 miles southeast of Siskiyou County line. Comment
  RSA302675  Senecio fremontii J. R. Shevock 1972-7-25 2207 Shasta Summit Lassen Peak 3110 Comment
  CDA33358  Senecio hydrophilus Dale Woods 2010-7-1 Shasta Near juncture of Horr Pond and north shore of Eastman Lake. 0 Comment
  CAS-BOT-BC363698  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-7-20 1036 Shasta Banks of Fall River at Glenburn Comment
  CAS-BOT-BC333005  Senecio scorzonella Roxana S. Ferris; Laura Lorraine 1941-8-10 10472 Shasta Near Summit Lake, Lassen National Park 2042 Comment
  CAS-BOT-BC333006  Senecio scorzonella Hans Leschke 1956-9-21 s.n. Shasta Near Cold Boiling Lake, Lassen National Park 2260 Comment
  HSC40183  Senecio scorzonella Thomas W. Nelson, Jane P. Nelson 1976-8-1 3141 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  CAS-BOT-BC364260  Senecio triangularis Hans Leschke 1960-8-5 1705 Shasta Lassen Volcanic National Park. Betw. Feather Lake & Lower Twin L. 1981 Comment
  CDA18986  Sesbania punicea K. Martyn, Moen 2000-8-21 PDR 1198583 Shasta On east side of Hwy 273 in Redding, just south of Breslauer Rd. 0 Comment
  UCD111920  Sherardia arvensis Christopher Mallek 2008-1 AC1- 7 Shasta Ash Creek. 876 Comment
  UC485775  Sibbaldia procumbens H. F. Copeland 1932-8-15 Shasta Kings Creek Meadow Mt. Lassen (where the road crosses) 2225 Comment
  RSA82858  Sibbaldia procumbens J. M. Tucker 1951-8-3 2213 Shasta About 1/4 mile E of Shadow Lake, Lassen Volcanic National Park. Comment
  CHSC118353  Sidalcea asprella subsp. asprella Dean Wm. Taylor 2015-6-18 21554 Shasta The Gardens, meadows along the Tamarack Road (Burney to Whitmore road at the W base of Burney Mountain) 1487 Comment
  UC75677  Sidalcea calycosa Milo S. Baker 1898-7-6 453 Shasta Welch's Comment
  CHSC1053  Sidalcea celata M. Underhill 1952-8-1 Shasta Sierra Foothills. 1371 Comment
  CHSC33166  Sidalcea celata J. D. Jokerst; J. D. Prouty 1981-4-4 1302 Shasta E of and adjacent to Old Oregon Trail, 0.8 mi N of its junction with Oasis and Akrick Roads, ca. 2.0 airline miles E of Project City. Comment
  UC198233  Sidalcea diploscypha Franklin P. Nutting Shasta Oak Run Oak Run (Northern California) Comment
  JEPS2856 Image available Sidalcea malviflora subsp. asprella J. W. Blankinship 1911-5-11 Shasta Olinda; ; Olinda, Shasta Co. Comment
  CHSC88337  Sidalcea oregana subsp. oregana R. Fischer; J. Marr 2004-5-24 220 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail, just e. of Camp 7 and n. of Horr Pond. Just off meadow edge. 1010 Comment
  POM260335  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6630 Shasta Near McArthur. Comment
  RSA166262  Sidalcea oregana subsp. oregana H. Dearing, M. Dearing 1939-6-30 3757 Shasta Shasta County: Callahan, Trinity Alps Road. 1220 Comment
  JEPS114488  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes 2008-6-19 14837 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  UC725426  Sidalcea oregana subsp. spicata A. A. Heller 1942-8-14 16528 Shasta between Summit Lake and Devastation Area (Lassen Volcanic National Park); Lassen Volcanic National Park Comment
  JEPS90783  Silene bernardina Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9908 Shasta Upper Sacramento Valley, summit and n-e face of Clover Mountain Clover Mountain; Upper Sacramento Valley, Clover Mountain 1950 Comment
  UC1036155  Silene bernardina George W. Gillett 1953-7-31 303 Shasta Noble Pass ne corner Lassen Volcanic National Park, Noble Pass (e margin of Chaos Jumbles, ne corner Lassen Volcanic National Park) 1859 Comment
  UC1036171  Silene bernardina George W. Gillett 1952-9-1 239 Shasta Noble Pass , Noble Pass (ne corner Lassen Volcanic National Park) 1859 Comment
  UC1185300  Silene californica H. E. Brown May 15 1897-May 28 1897 243 Shasta near Pit River Ferry; near Pit River Ferry 213 Comment
  CHSC60352  Silene douglasii Mary Ann Showers 1992-6-28 2699 Shasta Lassen Volcanic National Park. West of Soda Lake and below tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2438 Comment
  JEPS28430  Silene douglasii George W. Gillett 1957-8-11 1031 Shasta Pilot Pinnacle Lassen Volcanic National Park, Pilot Pinnacle (s crags just below the summit) 2706 Comment
  RSA113759  Silene douglasii George W. Gillett 1953-8-13 322 Shasta Reading Peak. 2546 Comment
  JEPS104314  Silene gallica Lowell Ahart 2003-5-22 10184 Shasta Just w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  CHSC114586  Silene hookeri Samantha Mackey 1995-5-24 Shasta Shasta-Trinity National Forest. Harrison Gulch; upslope of Cottonwood Creek. 840 Comment
  JEPS28442  Silene invisa George W. Gillett 1957-8-11 1038 Shasta near shore Hat Lake Hat Lake (Lassen Volcanic National Park); , Hat Lake 1965 Comment
  JEPS96734  Silene invisa Dean W. Taylor 1997-7-24 16152 Shasta South Fork Digger Creek, ca. 0.5 mi W Heart Lake 1950 Comment
  CDA13537  Silene lemmonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13364 Shasta Lassen National Forest; USFS S16 in Bunchgrass Valley, approx. 4 m. W of Hwy 89. Comment
  SBBG2041  Silene lemmonii H. and M. Dearing 1939-6-14 3649 Shasta near Viola 1371 Comment
  UCD123153  Silene lemmonii Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7403 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  CAS-BOT-BC389416  Silene lemmonii A. A. Heller 1940-5-28 15683 Shasta 2 miles east of Hatchet Summit on U. S. Highway #299 Comment
  CHSC85448  Silene occidentalis subsp. occidentalis G. F. Hrusa; T. D. Wilfred 1996-7-22 13343 Shasta Northeast California. Lassen National Forest. Adjacent to Hwy 89, approx. 2 miles S of intersection with USFS S16. 1550 Comment
  CAS-BOT-BC175043  Silene suksdorfii George W. Gillett 1953-8-27 353 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park 3108 Comment
  CAS-BOT-BC175050  Silene suksdorfii Mary Ann Showers 1980-8-18 2004 Shasta Below summit of Lassen Peak (above latrines) on south -sw-facing slopes. Lassen Volcanic National Park 3078 Comment
  UC604400  Silene suksdorfii unknown 1922-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2865 Comment
  SEINET4171043  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  UC845023  Sisyrinchium bellum C. L. Hitchcock 1940-5-24 6565 Shasta 20 mi w of Fall River Mills (on Hat Creek); Hat Creek Comment
  CAS-BOT-BC60846  Smelowskia ovalis George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3124 Comment
  JEPS1773  Smelowskia ovalis var. congesta George W. Gillett 1952-9-1 243 Shasta s slope of Lassen Peak Lassen Volcanic National Park 3108 Comment
  JEPS8315  Smelowskia ovalis var. congesta George W. Gillett 1953-7-16 276 Shasta not far below summit Lassen Peak 3108 Comment
  JEPS87033  Smelowskia ovalis var. congesta Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11426 Shasta near summit along trail Cascade Mountains, Lassen Peak 7 1/2' USGS quadrangle, Lasse 3139 Comment
  UC1036220  Smelowskia ovalis var. congesta George W. Gillett 1953-8-27 350 Shasta s slope summit area Lassen Volcanic National Park, Lassen Peak 3124 Comment
  CHSC99764  Smilax californica Lowell Ahart; John Dittes 2008-6-19 14849 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
  PASA1236  Smilax californica Frank W. Peirson 1932-7-17 Shasta Wallace Ranch, Goose Valley 914 Comment
  UC54244  Smilax californica H. M. Hall and E. B. Babcock June, 1903 4009 Shasta Baird Upper Sacramento Valley, McCloud River 243 Comment
  POM170002  Smilax californica H. M. Hall, E. B. Babcock 1903-06 4009 Shasta Baird, McCloud River. 244 Comment
  CAS-BOT-BC365374  Solidago elongata Alice Eastwood 1912-8-22 1884 Shasta Morgans Springs, Lassen Butte Region Comment
  UC1999875  Solidago velutina subsp. californica J. C. Semple, B. Semple 1981-8-21 5698 Shasta HWY-299, just below Buckhorn Summit. Comment
  JEPS37529  Sonchus asper Blankinship 1911-5-5 Shasta Redding Comment
  CDA2487  Sorghum T. C. Fuller 1968-8-28 17539 A Shasta Kimberly-Clark property, just north of the east end of River Glen Road, west bank of the Sacramento River, ca. 3 miles east of Anderson. 0 Comment
  JEPS74076  Sorghum halepense Virginia E. Long 1931-5-22 78 a Shasta ca. 3 mi. w. of Pacific Hwy. between Redding and Anderson (Steward Ranch, Happy Valley (plateau region on mt. top n. of Olinda)); Happy Valley Comment
  JEPS104978  Sparganium emersum subsp. emersum Dean W. Taylor 1996-6-15 15681 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  UC322  Sparganium emersum var. emersum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  HSC100237  Spartium junceum J. P. Smith 2010-6-8 12898 Shasta Along Iron Mountain Road, at junction of Sacramento River Rail Trail. 214 Comment
  HSC49039  Spergularia rubra Patricia Shesgreen 1978-5-13 80 Shasta Basin Gulch Campground Comment
  RSA0097337  Spergularia rubra Franklin P. Nutting 1894-5-20 s.n. Shasta Redding. 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
  CAS-BOT-BC149672  Spiraea douglasii Alice Eastwood 1912-8-22 1887 Shasta Morgans Springs, Lassen Butte region Comment
  RSA20153  Spiraea douglasii A. E. Alexander 1936-7-6 s.n. Shasta Mt. Lassen. Comment
  JEPS89248  Spirodela polyrhiza Hall and Babcock Jun 29 1903-Jun 30 1903 4311 Shasta near Mill Creek (Hot Springs, Mt. Lassen); Mt. Lassen 2438 Comment
  UC1101313  Spirodela polyrhiza Malcolm A. Nobs and Herbert L. Mason 1949-5-29 748 Shasta marsh between Hat Creek and Pit River bridge (Highway 299) Comment
  UC1112277  Spirodela polyrhiza H. L. Mason 1955-6-8 14630 Shasta w edge Fall River Mill (at the bridge) Comment
  RSA82585  Stachys ajugoides F. W. Peirson 1932-7-17 10319 Shasta Wallace Ranch. Goose Valley. 915 Comment
  UC54594  Stachys ajugoides var. ajugoides H. M. Hall and E. B. Babcock June, 1903 4270 Shasta near Great Spring; Sierra Nevada Mountains, Hat Creek 1402 Comment
  UC634928  Staphylea bolanderi John Thomas Howell 1927-4-7 2314 Shasta vicinity Potter Creek; Canyon of McCloud River 304 Comment
  CAS-BOT-BC391202  Stellaria longipes subsp. longipes George W. Gillett 1957-7-3 646 Shasta Lassen Volcanic National Park. Badger Flat 1905 Comment
  CAS-BOT-BC391207  Stellaria longipes subsp. longipes D. E. Breedlove 1962-6-11 3378 Shasta Along State Highway 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  CAS-BOT-BC375634  Stephanomeria lactucina Hans Leschke 1955-8-30 s.n. Shasta Lassen Volcanic National Park. Near top of Brokeoff Mountain 2773 Comment
  HSC46988  Stipa lepida Christopher Knopp 1978-5-13 59 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  HSC101642  Stipa thurberiana J. P. Smith 2010-6-25 12970 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  HSC101792  Stipa thurberiana J. P. Smith, J. O. Sawyer 2011-6-15 13214 Shasta Along Co. Rd. A20, NW of Fall River Mills. 1025 Comment
  HSC46267  Streptanthus breweri Diane L. Reed 1978-5-13 82 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  CAS-BOT-BC87809  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1934-4-21 1808 Shasta Between Lamoine and Delta. Comment
  CAS-BOT-BC87811  Streptanthus tortuosus Ellsworth Bethel 1923-1-1 s.n. Shasta Montgomery Creek. Comment
  HSC6941  Streptanthus tortuosus D. E. Anderson 1962-8-5 2308 Shasta Panther Meadows, Mt. Shasta 2287 Comment
  UC1601619  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird Comment
  UC1601620  Streptanthus tortuosus Alice Eastwood 1912-7-25 1442 Shasta Pitt to Baird Comment
  UC567160  Streptanthus tortuosus C. J. Kraebel 1934-5-5 14 Shasta N. Fork of Squaw Creek Redding Quadrangle 1219 Comment
  UC956603  Streptanthus tortuosus Freed W. Hoffman 1948-7-18 2318 Shasta trail from Castle Crags State Park to summit of Catle Crags (w Shasta Co.) 1219 Comment
  UCD116305  Streptanthus tortuosus Robert E. Preston 1984-6-20 465 Shasta O'Brien exit, I-5. 460 Comment
  CHSC63557  Streptanthus tortuosus var. pallidus Vernon H. Oswald; Lowell Ahart 1994-5-6 6185 Shasta Junction of Backbone Rd. (34N02) and the spur trail to Clikapudi Trail, SW of Clikapudi Bay off of the Pit Arm of Shasta Lake. Roadside. 350 Comment
  CHSC65628  Streptanthus tortuosus var. tortuosus L. P. Janeway 1995-7-8 4848 Shasta Along Road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Road cutbank. 1341 Comment
  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
  SEINET5505500 Image available Styrax officinalis var. californicus C. L. Hitchcock 1940-1 6486 Shasta 25 miles east of Redding Comment
  UC1123308  Styrax officinalis var. redivivus P. L. Johannsen 1932-6-28 149 Shasta 1 1/4 mi n Minnesota <Mt.?>; Redding Quad., n of Minnesota <Mt.?> 548 Comment
  UC1123313  Styrax officinalis var. redivivus H. R. Josephson 1933-6-21 24 Shasta Whiskytown; Weaverville Quad. Comment
  CAS-BOT-BC64509  Styrax redivivus Mrs. C. F. Rose 1928-5-1 s.n. Shasta Redding. Comment
  CAS-BOT-BC64543  Styrax redivivus Elmer I. Applegate 1929-6-18 5749 Shasta Pollock, Sacramento River, 20 mi. n. of Redding. Comment
  RSA134871  Styrax redivivus Percy C. Everett, E. K. Balls 1959-10-22 23922 Shasta 1.8 mi SE of Shasta, along US Hwy 299. 152 Comment
  RSA40783  Styrax redivivus Carl B. Wolf 1944-10-28 11475 Shasta Sacramento River Canyon, 1 mile N of Le Moine. 305 Comment
  RSA759689  Styrax redivivus James R. Shevock 1992-5-8 12128 Shasta Adjacent to Little Cedar Creek off of California Highway 299 just south of Shasta-Trinity National Forest. 549 Comment
  HSC30724  Styrax redivivus Bernice McKeown 1974-7-5 Shasta Beside Lake Rd. N of Redding Comment
  RSA621161  Styrax redivivus James R. Shevock, Barbara Ertter 1992-6-13 12196 Shasta Squaw Creek. Along forest highway 27, 0.6 miles north of Squaw Creek Forest Service station, Shasta-Trinity National Foret. 366 Comment
  UC878387  Swertia albicaulis var. nitida C. L. Hitchcock 1940-5-17 6443 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC234775  Symphoricarpos mollis Walter Knight; Irja Knight 1979-9-7 3427 Shasta 1/4 mi. NWW Iron Mountain Mine 1085 Comment
  CAS-BOT-BC234776  Symphoricarpos mollis Walter Knight; Irja Knight 1979-9-7 3427 Shasta 1/4 mi. NWW Iron Mountain Mine 1085 Comment
  JEPS23233  Symphoricarpos mollis E. B. A. 1959-8-20 44 Shasta 6 mi ne Big Wheels 1280 Comment
  CAS-BOT-BC245731  Symphoricarpos rotundifolius S. B. Show 1913-6-16 8326 Shasta Shasta Forest 1524 Comment
  OBI55408  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-24 23583 Shasta 12.2 mi E of Siskiyou county line along hwy 89 Comment
  OBI65273  Symphyotrichum spathulatum var. yosemitanum David J. Keil 2004-7-10 30323 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 36.386'N x 121 deg. 31.381'W 1577 Comment
  UCD86118  Taeniatherum caput-medusae Beecher Crampton 1960-6-17 5676 Shasta northeast Shasta county. 1 mile northwest of McArthur. 1066 Comment
  CAS-BOT-BC85231  Taxus brevifolia Marion L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  CAS-BOT-BC85275  Taxus brevifolia W. R. Dudley 1899-8-17 s.n. Shasta Along Stage Road, west of Burney Valley, on the Divide Creek Comment
  SEINET10471603  Taxus brevifolia William H. Brewer Brewer 1366 A Shasta Canons near Mt. Shasta Comment
  UC73301  Tetrapteron graciliflorum Milo S. Baker June, 1896 107 Shasta The Bench Fall River Valley (ne Shasta Co.) Comment
  CHSC93017  Thelypodium R. Fischer 2005-5-21 583 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected at upper end of Big Lake just outside meadow edge. 1008 Comment
  CHSC93191  Thermopsis californica var. argentata R. Fischer 2005-4-19 652 Shasta Along Hwy 299 west of Burney Falls in the CaR. At edge of meadow, near lumber mill. 914 Comment
  UC54377  Thermopsis californica var. argentata H. M. Hall and E. B. Babcock June, 1903 4168 Shasta vicinity Dana; Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC506664  Thermopsis gracilis Dana York 2012-5-19 3111 Shasta Shasta-Trinity National Forest, saddle between North Gray Rocks summit and Peak 2968, adjacent to the McCloud River Arm of Shasta Lake 840 Comment
  CHSC63061  Thermopsis gracilis Vernon H. Oswald; Lowell Ahart 1994-4-27 6120 Shasta Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 0.17 mi E (clockwise) of the trailhead. 335 Comment
  HSC104148  Thermopsis gracilis Dana York 2012-5-19 3111 Shasta Shasta-Trinity National Forest, saddle between North Gray Rocks summit and Peak 2968, adjacent to the McCloud River Arm of Shasta Lake 840 Comment
  HSC27294  Thysanocarpus curvipes J. P. Smith 1972-3-19 5074 Shasta Along Hwy. 299, 8.2 mi. W of turnoff to Oak Run Comment
  UC857523  Thysanocarpus curvipes C. L. Hitchcock 1940-5-26 6622 Shasta 2 mi w Fall River Mills; w of Fall River Mills 1341 Comment
  CHSC81477  Thysanocarpus radians Julie Rose 2000-3-25 40 Shasta Open field bordered by Millville Plains Road on the East and Antler Road on the South. 11 miles E of Redding. 1.2 miles S of Highway 44. 188 Comment
  UC72939  Thysanocarpus radians Milo S. Baker 1900-4-30 Shasta Reed Road; Woodman's Place Comment
  SEINET3888402  Tofieldia glutinosa subsp. occidentalis J. P. Smith, Steve Selva 1970-7-27 4508 Shasta Gumboot Lake.; 0 1768 Comment
  CHSC114644  Tolmiea menziesii Amy Miller 1995-6-28 Shasta East Fk. S. Fk. Trinity R. 950 Comment
  RSA113162  Torilis arvensis Roxana S. Ferris 1955-7-11 12967 Shasta Canyon of Cedar Creek along U.S. Highway 299 ca. 6 mi. W of Round Mt. Comment
  SEINET8046893  Toxicodendron diversilobum R. Adamson 1964-4-27 s.n. Shasta 5 miles SW of Shingletown on Highway 44. 457 Comment
  CHSC96273  Toxicoscordion paniculatum R. Fischer 2006-5-11 939 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plant collected in an open juniper/YPF woodland just south of the Spattercone Trail loop. 1036 Comment
  HSC101566  Toxicoscordion paniculatum J. P. Smith, J. O. Sawyer 2010-5-7 12827 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  CHSC9306  Toxicoscordion venenosum var. venenosum G. Strausbaugh 1970-5-24 76 Shasta N side of Whiskey Creek Swimming Area ca. 10 ft. above edge of lake. 371 Comment
  CHSC93314  Toxicoscordion venenosum var. venenosum R. Fischer 2005-4-16 569 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected in woodlands between camp 7 and Spatter Cone Trail. 1036 Comment
  UC1862465  Trichostema lanceolatum M. S. Jussel 1931-9-6 Shasta Sulphur Works, Mt. Lassen 2133 Comment
  UC416589  Trichostema lanceolatum Milo S. Baker 1904-8-9 Shasta Montgomery Creek 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
  JEPS83571  Trichostema simulatum Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9218 Shasta along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley; extreme NE portion of county 1341 Comment
  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
  UCR206040  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2009-6-10 14940 Shasta Southern Cascade Range, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown 938 Comment
  HSC46027  Trientalis latifolia Catherine Chin 1978-5-14 83 Shasta Basin Gulch Recreational Area, 1.5 mi. from Hwy. 36 861 Comment
  HSC49840  Trifolium albopurpureum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9816 Shasta Junction of Route 36 and the road to Beegum Public Camp 762 Comment
  JEPS95314  Trifolium bifidum var. decipiens Vernon H. Oswald and Lowell Ahart 1994-5-6 6165 Shasta Clikapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead at the Jones Valley Boat Ramp 335 Comment
  CHSC63566  Trifolium ciliolatum Vernon H. Oswald; Lowell Ahart 1994-5-6 6166 Shasta Clickapudi Trail on the Pit Arm of Shasta Lake, ca. 0.2 mi E of the trailhead on the Jones Valley Boat Ramp. 335 Comment
  CHSC84133  Trifolium ciliolatum Lowell Ahart; John Dittes 2003-5-12 10148 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
  UCR11242  Trifolium depauperatum Wm. Horn Jr. 1967-5-6 670506 2 Shasta Anderson, immediately south of Pinon Ave., 100 yds. west of Hwy 99 (Business Interstate 5) 152 Comment
  HSC48428  Trifolium depauperatum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9729 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  CHSC89699  Trifolium fragiferum R. Fischer; J. Marr 2004-8-15 382 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected on Lava Springs Trail at Crystal Springs. 1010 Comment
  CHSC84135  Trifolium fucatum John Dittes; Lowell Ahart 2003-5-12 Shasta Tuscan Buttes. In a vernal pool, in a pasture field, on plateau north of Battle Creek, about 300 yards southwest of the barn, about 1/4 mile south of the Coleman Canal, 3.1 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC84097  Trifolium glomeratum Lowell Ahart; John Dittes 2003-5-12 10152 Shasta Near a marshy vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  CHSC110783  Trifolium howellii Dean Wm. Taylor 2012-8-21 21297 Shasta Trinity Mountains. Flume Creek watershed, canyon of Sacramento River, logging road 38N28 7.8 road miles up (West) from gate on frontage road paralleling Interstate 5 at the Conat Road exit (ca.9 miles SW of Dunsmuir). 1417 Comment
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Dec 18 2014
  CHSC99773  Trifolium hybridum Lowell Ahart; John Dittes 2008-6-19 14862 Shasta On dry to damp soil, 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
  JEPS120914  Trifolium hybridum Lowell Ahart, John Dittes 2013-6-9 18796 Shasta Along the NE side of the fence, about 20 yards E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  JEPS85546  Trifolium hybridum Walter S. Lennon 1980-8-22 Shasta 5.5 mi w Hwy 5 (Sims Rd., Shotgun Creek); Dunsmuir Quadrangle Comment
  RSA671045  Trifolium hybridum G. Fred Hrusa 1997-6-18 13870 Shasta Above bank of Fall River upstream from Glendurn, at Island Rd. put-in access. 1300 Comment
  UC1543868  Trifolium longipes Harold and Virginia Bailey 1948-8-25 2988 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CDA13113  Trifolium longipes subsp. elmeri G. F. Hrusa, T. D. Wilfred 1996-6-11 13048 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, above west side of Bunchgrass Valley. Comment
  UCD35961  Trifolium microcephalum Beecher Crampton 1953-5-1 1197 Shasta 5 miles east of Redding. Comment
  JEPS114485  Trifolium pratense Lowell Ahart, John Dittes 2008-6-19 14835 Shasta About 5 yards east of the Pit River, about 150 yards southwest of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills 993 Comment
  SD104406  Trifolium pratense Reid Moran 1978-6-25 26078 Shasta West of Little Roaring Creek. 740 Comment
  SD104458  Trifolium pratense Reid Moran 1978-6-25 26114 Shasta Little Roaring Creek. 710 Comment
  SBBG128877  Trifolium pratense L. Ahart, J. Dittes 2008-6-19 14835 Shasta ca. 5 yards E of Pit River, ca. 150 yards SW of intersection of Cassel-Fall River Rd and DeeKnoch Rd, ca. 1/4 mi SE of Hwy 299 in Fall River Mills 993 Comment
  RSA113757  Trifolium productum George W. Gillett 1953-7-23 297 Shasta Lassen Volcanic National Park. Near Park Company Horse Corral, Lassen Peak Highway. 2043 Comment
  JEPS104213  Trifolium striatum Lowell Ahart 2003-5-22 10181 Shasta Just w of the gate, on the road, on the south side of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 271 Comment
  CHSC84049  Trifolium variegatum var. variegatum Lowell Ahart; John Dittes 2003-5-12 10155 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
  UC16663  Trifolium variegatum var. variegatum M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  UC16764  Trifolium variegatum var. variegatum M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CHSC33102  Trillium ovatum subsp. oettingeri M. S. Taylor; J. Prouty 1980-6-23 2980 Shasta Along Moosehead Creek, on n side of 39N90, ca. 1.1 mi nw of its jct with 38N10, ca. 3 mi due sw of Deadhorse Summit on Hwy 80. 1584 Comment
  SEINET13750275  Triphysaria eriantha L. C. Wheeler 1935-3-30 3384 Shasta 3 miles northeast of Redding, between Boulder and Churn Creeks 198 Comment
  UC673429  Triphysaria eriantha subsp. eriantha Dorothy Tebbe 1930-3-27 58 Shasta near Redding; near Redding Comment
  CDA41909  Triphysaria eriantha subsp. eriantha Dawn Graydon 2002-4-6 8 Shasta In Oak Bottom campground on Whiskeytown Lake, Whiskytown. Comment
  UC1543784  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  CAS-BOT-BC521259  Triteleia bridgesii Ellsworth Bethel 1923-6-2 s.n. Shasta Montgomery Creek Comment
  CHSC2081  Triteleia hyacinthina M. Underhill 1953-4-29 Shasta 76 Comment
  SEINET188105 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-27 6632 Shasta Near McArthur Comment
  UC54185  Triteleia hyacinthina H. M. Hall and E. B. Babcock June 1903 4199 Shasta Fall River Springs Sierra Nevada Mountains, Fall River Springs (ne Shasta County) 1066 Comment
  UC843576  Triteleia hyacinthina C. L. Hitchcock 1940-5-27 6632 Shasta near McArthur Comment
  CAS-BOT-BC522307  Triteleia hyacinthina Alice Eastwood 1912-6-27 844 Shasta Montgomery Creek Comment
  SJSU10169  Triteleia hyacinthina William Graf 1964-5-10 Shasta by Hwy 299 c. midway between Redding & Round Mt 274 Comment
  UCD123131  Triteleia ixioides Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7385 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  JEPS87584  Triteleia ixioides subsp. anilina Vernon H. Oswald and Lowell Ahart 1994-5-6 6173 Shasta ca. 1 mi. e. of trailhead at Jones Valley Boat Ramp (Clikapudi Trail on the Pit Arm of Shasta Lake); Shasta Lake 350 Comment
  CAS-BOT-BC524245  Triteleia ixioides subsp. anilina Alice Eastwood 1912-6-29 726 Shasta Goose Valley Comment
  CHSC4108  Triteleia ixioides subsp. scabra Judy Lee Potter 1967-5-18 307 Shasta 1/2 mi S. Castella. E. side Sacramento River. 548 Comment
  HSC37491  Triteleia ixioides subsp. scabra M. G. Schmidt 1976-4-21 22 Shasta Along Hwy. 36, 6 mi. W of Red Bluff Comment