Search Results — 2000 specimen records retrieved (1422 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78024  Abies grandis J. G. Lemmon & Wife s.n. Shasta Near Shasta Peak Comment
  CAS-BOT-BC78100  Abies magnifica Elizabeth McClintock 1957-7-28 s.n. Shasta Lassen National Park; Between southern boundary of Park and south checking station Comment
  CAS-BOT-BC330573  Acer circinatum P. C. Everett; E. K. Balls 1954-10-10 20258 Shasta Hwy 89, 9.5 mi NW of Lake Britton, between Burney Falls and McCloud 1203 Comment
  RSA67249  Acer circinatum Philip A. Munz 1951-9-15 16987 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  CAS-BOT-BC330575  Acer circinatum Alice Eastwood 1971-9-2 6680 Shasta Shasta Springs Comment
  CAS-BOT-BC333219  Acer macrophyllum William Adams Dayton 1913-9-3 17514 Shasta Shasta forest. Sweetbrier Creek trail, about 3 mi from Castella 1066 Comment
  UCR206300  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2009-6-13 15004 Shasta Southern Cascade Range Foothills, Wilson Hill Road, 2.4 miles south of its junction with CA-44 in Shingletown 857 Comment
  CAS-BOT-BC28652  Achillea millefolium Hans Leschke 1956-9-20 s.n. Shasta Lassen National Park: Hat Lake 1965 Comment
  CAS-BOT-BC28859  Achillea millefolium Alice Eastwood 1924-6-29 924 Shasta Goose Valley Comment
  CAS-BOT-BC210708  Achnatherum lemmonii A. A. Heller 1914-8-25 11694 Shasta On the Pacific Highway 15 miles south of Delta Comment
  CHSC93088  Achnatherum lemmonii R. Fischer 2005-5-20 478 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil of an opening within the juniper woodlands along Fishhawk Trail, North of camp 7. 1021 Comment
  UC1133118  Achnatherum lemmonii C. J. Kraebel 1934-5-6 23 Shasta north fork Squaw Creek Redding Quadrangle Comment
  UCD37451  Achnatherum lemmonii Beecher Crampton 1960-6-16 5645 Shasta Shasta County, 5-9 miles south of Fall River Mills, land belonging to Bureau of Land Management. 1158 Comment
  UCD50452  Achnatherum lemmonii Freed W. Hoffman 1946-5-28 1799 Shasta Hatchet Mountain, Shasta County. 914 Comment
  CAS-BOT-BC216909  Achnatherum occidentale Hans Leschke 1960-8-6 1717 Shasta Near Echo Lake 2057 Comment
  CAS-BOT-BC216910  Achnatherum occidentale Hans Leschke 1960-8-5 1674 Shasta Between Summit Lake and Bear Lakes 2133 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
  UCD51173  Achnatherum occidentale subsp. pubescens G. F. Hrusa 1991-6-27 8480 Shasta Above Pit River on S bank. Approx. 1.5 miles W of Powerhouse #1. Comment
  JEPS118502  Achnatherum thurberianum A. Holmen, E. Kane, C. Salvino 08 July 2011 CA 320 -87 Shasta CA 299 W to Fall River Mills, turn South on Cassel Fall River Rd. Continue approx. 4 miles to Koze Ranch Rd and turn right. Take right fork to top of Hogback Ridge and turn left to follow ridge line. Park just north of gate. Comment
  SD46425  Acmispon nevadensis var. nevadensis E. K. Balls, L. W. Lenz 1956-6-18 21813 Shasta Burney Falls, junction State Highway 89 and U. S. Highway 299. 1006 Comment
  CAS-BOT-BC412897  Aconogonon davisiae Hans Leschke 1945-9-14 s.n. Shasta Mt. Lassen trail 2621 Comment
  SBBG29167  Adenostoma fasciculatum var. fasciculatum P. C. Everett, E. K. Balls 1954-10-15 20308 Shasta Hwy 36, 0.8 mi SE of Platina, between Fortuna and Red Bluff Comment
  JEPS104912  Adiantum aleuticum Dean W. Taylor 1993-7-9 13846 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  UCD148888  Adiantum jordanii Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8204 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road called Silverthorn Road, above and to the west of Silverthorn Bay. 381 Comment
  CHSC118381  Adiantum jordanii Sarah Tona 2015-4-13 16 Shasta Tributary to Little Cow Creek. 3/4 mile north of Donkey Mine and 0.6 mile northwest of Cornodo Mine. 105 miles northeast of Ingot. 0578786E / 4510376N UTM NAD83 +/-13 ft. 388 Comment
  JEPS123376  Adiantum shastense Len Lindstrand III 2015-5-7 21235 Shasta Cove Creek, upslope of confluence with Shasta Lake, approximately 1.4 mi. northwest of Bear Mt. Project City, 7.5' Q. Comment
  UC2036951  Adiantum shastense Dean Wm. Taylor with R. Falscheer, L. Lindstrand 2014-9-16 21512 Shasta McCandless Gulch (Highway 299 ca. 5 miles E of Ingot and ca. 30 miles E of Redding), along McCandless Gulch road, on a logging spur arterial thereto ca. 1 mile up from the highway Comment
  UC2036952  Adiantum shastense Dean W. Taylor 2013-9-6 21418 Shasta Cedar Creek drainage, ca. 6 miles west of Round Mountain on Highway 299 Comment
  CHSC118469  Adiantum shastense Len Lindstrand III 2015-1-22 21218 Shasta Ca. 3 miles W of Shasta Dam; Dry Fork at USFS Road 33N21/BLM Chappie-Shasta Off High Vehicle Area Road 2 crossing; shaddy slope above creek dddrainage in montane hardwood-conifer forest, eastern Klamath Ranges. UTM Zone 10T, NAD83 543794m E, 4508186m N; Shasta Dam 7.5' quadrangle 693 Comment
  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
  HSC104370  Adiantum shastense Len Lindstrand III 2015-6-24 21243 Shasta Reynolds Creek, near confluence with Shasta Lake 329 Comment
  UC2030521  Adiantum shastense Martin J. Lenz with Julie Nelson 2014-5-27 5351 Shasta Along road to Deep Creek Campground, approx. 5.2 air miles SE of Big Bend Comment
  CDA20085  Adonis aestivalis K. Martyn 2002-12-18 PDR 1282926 Shasta Northern California; Rangeland on Hwy 299-E in the vicinity of MacArthur. 0 Comment
  CHSC118566  Aegilops cylindrica Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21416 Shasta Along poor dirt road extending from end of the Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (ait) north of Fall River Mills, Fall River Valley. 1008 Comment
  HSC99936  Aegilops cylindrica J. P. Smith, & J. O. Sawyer 2011-6-15 13221 Shasta Roadside ditch near Glenburn Church, at the junction of A19 and A20 1017 Comment
  JEPS120921  Aegilops cylindrica Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18787 Shasta On E side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  RSA0069348  Aegilops triuncialis Dean W. Taylor 2013-5-9 21361 Shasta Sacramento River Canyon, Forest Road 38N21 about 0.5 mile up (west) from frontage road of Interstate 5 at Fisher. 762 Comment
  CAS-BOT-BC202699  Aesculus californica Alice Eastwood 1923-5-28 11974 Shasta Delta Comment
  CAS-BOT-BC202700  Aesculus californica Mrs. D. B. McAllister 1918-4-29 21 Shasta Ydalpom Comment
  CHSC9225  Aesculus californica G. Strasbaugh 1970-5-30 84 Shasta Ca. 5 mi. se from beginning of nature trail at Brandy Creek Marina and ca. 10 ft. uphill and s of trail. 377 Comment
  UC18190  Aesculus californica M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CDA13063  Agastache parvifolia G. F. Hrusa, T. D. Wilfred 1996-6-1 12991 Shasta Lassen National Forest; NW side of Hwy 44 1 mi. SW of USFS N12 to Twin Bridges. Comment
  HSC68919  Agastache parvifolia Gary Schoolcraft 1979-7-4 Shasta Near Subway Cave parking lot 1311 Comment
  RSA82369  Agastache parvifolia F. W. Peirson 1932-7-17 10340 Shasta Road below Burney Spring. 1067 Comment
  UC882837  Agastache parvifolia C. L. Hitchcock 1940-5-23 6517 Shasta ca 5 mi e Burney Falls; e of Burney Falls Comment
  POM260195  Agastache urticifolia C. L. Hitchcock 1940-5-23 6517 Shasta 5 miles E of Burney Falls. Comment
  CHSC105570  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-8-31 Shasta Found on metasedimentary rock outcrops and cliffs on northeast slopes of McKenzie Mountain. The plants grow in crevices on cliff faces on easterly and westerly aspects. UTM NAD 83 Zone 10N; 0575440E, 4543631N. 1493 Comment
  CHSC105571  Ageratina shastensis Jane Van Susteren; Gabe Youngblood 2010-9-1 Shasta Southeast side of summit of Little Shoeinhorse Mountain on metasedimentary rock outcrops and cliffs. UTM NAD 83 Zone 10N; 0578572E, 4547558N. 1584 Comment
  CHSC105573  Ageratina shastensis Len Lindstrand III; Jane Van Susteren 2010-7-14 Shasta Hirtz Mountain. Found on steep limestone outcrops. UTM NAD 83 Zone 10N; 0563472E, 4527750N. 990 Comment
  CHSC29296  Ageratina shastensis J. D. Prouty 1979-7-19 79 .90 Shasta Cliff on Deer Creek. Just e of bridge, Hwy. 11, s of McCloud Reservoir. 914 Comment
  JEPS89527  Ageratina shastensis Dean W. Taylor 1974-6-12 3686 Shasta Hirz Mountain 1219 Comment
  UCD128545  Ageratina shastensis Dean William Taylor; G. L. Stebbins 1972-7-1 s.n. Shasta Hirtz Mountain. 1066 Comment
  UCD128548  Ageratina shastensis G. L. Stebbins; Dean William Taylor 1972-7-1 2410 Shasta Hirtz Mountain. 1066 Comment
  HSC49769  Agoseris heterophylla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9844 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  SEINET7075510  Agoseris heterophylla 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
  CHSC30118  Agoseris retrorsa M. S. Taylor 1980-6-10 2813 Shasta On N side of Sims Flat Rd, at jct with trail, ca. 3 mi due SE of Sims Flat Campground, ca. 7 mi S of Sweetbriar on I5. 1030 Comment
  CHSC88738  Agoseris retrorsa R. Fischer; J. Marr 2004-5-24 252 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located n. of Camp 7. 1013 Comment
  HSC48422  Agoseris retrorsa J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9859 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 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
  CAS-BOT-BC127385  Agrostis exarata Lewis S. Rose 1945-9-8 45273 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 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
  JEPS28265  Agrostis idahoensis George W. Gillett 1957-7-9 688 Shasta about 2 mi s Box Springs (confluence of Hat Creek and Lost Creek n of Lassen Volcanic National Park) 1524 Comment
  UC1543800  Agrostis idahoensis Harold and Virginia Bailey 1948-8-25 3015 a Shasta Summit Lake Lassen Volcanic National Park, Summit Lake 2040 Comment
  CAS-BOT-BC138701  Agrostis scabra Lewis S. Rose 1945-9-8 45270 Shasta Manzanita Lake. 1783 Comment
  JEPS28270  Agrostis scabra George W. Gillett 1957-8-4 970 Shasta near Lily Pond; Lassen Volcanic National Park, Manzanita Lake Area 1783 Comment
  RSA201351  Agrostis scabra J. T. Howell 1960-8-22 36338 Shasta Manzanita Lake. [Lassen Volcanic National Park] Alt. 5850 1784 Comment
  UC1543794  Agrostis thurberiana Harold and Virginia Bailey 1948-8-25 2961 Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  JEPS100544  Agrostis variabilis Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5491 Shasta subalpine slopes of Magee Peak; Lassen National Forest, Thousand Lakes Wilderness; Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity Comment
  JEPS28268  Agrostis variabilis George W. Gillett 1957-8-8 998 Shasta meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park 2499 Comment
  JEPS68424  Aira caryophyllea J. W. Blankinship 1911-5-11 Shasta Olinda Comment
  UCD36240  Aira caryophyllea Beecher Crampton 1953-4-29 1176 Shasta Shasta County, 4 miles north of Anderson. Comment
  CHSC96189  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. Plants collected along the (Scirpus covered) shore line of a conic depression pond near the lower and western edge of Big Lake. 1008 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
  SEINET3895565 Image available Alisma plantago-aquatica Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-26 732 Shasta Shasta-Trinity National Forest. Along Hwy.89, N of the Hwy. 299-89 intersection, banks of vernal pool.; 0 950 Comment
  UC441331  Alisma plantago-aquatica Milo S. Baker 1899-8-5 Shasta near Dana; Fall River Comment
  RSA768466  Alisma triviale Justin M. Wood 2010-9-2 2575 Shasta 0.8 miles N of Ingot along the west side of state highway 299. 346 Comment
  SEINET7096722  Allium A. G. Vestal 1963-6-4 s.n. Shasta Bank of Creek south of Redding (Churn Creek) on the east side of the Sacramento River.NAD27, 40? deg. 28' 38ao, -122?_ 18' 07ao (converted to WGS84 decimal degrees) UTM Zone 10 559166mE, 4480682mN. 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
  SEINET11102722 Image available Allium amplectens J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31411 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  CAS-BOT-BC462369  Allium amplectens H. C. Cantelow 1940-5-30 3908 Shasta Hy. 299 - NE of Redding Comment
  SJSU7100  Allium amplectens H. D. Baer 1960-4-14 Shasta near Coleman Fish Hatchery, 11 mi SE of Anderson 259 Comment
  POM110222  Allium campanulatum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  POM169448  Allium campanulatum H. M. Hall, E. B. Babcock 1903-06 4145 Shasta South Fork Bear Creek. North-eastern Shasta County. 1341 Comment
  RSA70448  Allium campanulatum F. W. Peirson 1932-7-12 10129 Shasta Trail below camp; Thousand-Lake Basin. 1951 Comment
  HSC26583  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19217 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  SBBG26951  Allium peninsulare C. L. Hitchcock 1940-5-17 6454 Shasta 3 mi E of Redding Comment
  CAS-BOT-BC131961  Allium tribracteatum Thos. Harris; Sarah Harris 1975-7-26 s.n. Shasta About 1/5 mi. west & 300 ft. above Emerald Lake Comment
Read comments
Apr 5 2020
  NY334913  Allocarya vallata A. Eastwood 1912-6-29 718 Shasta Goose Valley Comment
  SEINET10546853  Allophyllum Mary Susan Taylor, James D. Jokerst 1985-5-27 Taylor 5498 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
  SEINET7073004  Allophyllum gilioides A. G. Vestal 1963-5-31 s.n. Shasta About 3.8 miles northeast of Balls Ferry on Cottonwood-Shinglstown Road [presently Ash Creek Road]. Coordinate datum: WGS84/NAD83. (40? deg. 26' 28" North Latitude; -122? deg. 8' 42" West Longitude. UTM Zone 10, 572521mE, 4476867mN. Coordinate datum: NAD27). Comment
  POM74361  Allophyllum integrifolium Marcus E. Jones 1897-7-8 10185 Shasta Lassen Peak. 1829 Comment
  RSA239245  Alnus rhombifolia R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-21 42389 Shasta Castle Crags State Park. 793 Comment
  SEINET7295654 Image available Alopecurus aequalis Beecher Crampton 1954-1 2204 Shasta US Highway 299, 1.8 miles west of Burney. 914 Comment
  CDA26366  Amaranthus hybridus Martyn 2008-10-2 PDR# 1361343 Shasta Palo Cedro, in irrigated pasture at 21650 Coloma Dr. 0 Comment
  POM91698  Amelanchier pallida Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1127754 Image available Amelanchier utahensis H. R. Josephson 1933-5-26 6 Shasta 1.5 mi up Sugarloaf Creek; Redding Quad. 304 Comment
  UCD104609  Amorpha californica R. Bacigalupi 1934-5-28 2334 Shasta Kennett. 213 Comment
  UC538017  Amorpha californica var. californica Rimo Bacigalupi 1934-5-28 2334 Shasta e end of bridge over Sacramento River; Kennet Comment
  UC1178198  Amsinckia intermedia C. R. Bell 1953-3-21 1388 b Shasta 4.1 mi w Redding (s of U.S. 299) Comment
  POM260289  Amsinckia intermedia C. L. Hitchcock 1940-5-24 6567 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC138  Amsinckia lycopsoides P. Delaplane 1965-4-3 12 Shasta On west side of Bella Vista cut off 4 mi. S.W. of Bella Vista. 609 Comment
  SD60248  Amsinckia lycopsoides A. A. Heller 1926-4-24 13928 Shasta Grassy field north end of Anderson Comment
  UC881389  Amsinckia lycopsoides C. L. Hitchcock 1940-5-24 6567 Shasta 20 mi w Fall River Mills; Hat Creek Comment
  CHSC89667  Anaphalis margaritacea R. Fischer; J. Marr 2004-9-27 344 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along northern shores Ya-She waterways. 1008 Comment
  CAS-BOT-BC45276  Ancistrocarphus filagineus Alice Eastwood 1912-7-1 s.n. Shasta Burney Falls Comment
  HSC100841  Andropogon virginicus J. P. Smith 2009-9-28 12673 Shasta Along Iron Mountain Road, W of Redding. 297 Comment
  SJSU550  Anemone drummondii var. drummondii G. Witherspoon 1940-6-29 2155 Shasta near Sulphur Works on Lassen Park Rd, Lassen Volcanic National Park 2133 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-BC391946  Anemone occidentalis Hans Leschke 1963-8-31 1871 Shasta Lassen Volcanic National Park. Trail to Twin Meadows 2225 Comment
  SEINET3824877 Image available Anemone occidentalis Unknown 1984-7-22 s.n. Shasta Mount Shasta 305 Comment
  CDA38196  Angelica arguta T. C. Fuller 1957-9-18 391 -57 Shasta Hatchet Mountain. 0 Comment
  JEPS16084  Angelica breweri W. L. Jepson 1929-9-30 15330 Shasta Manzanita Lake, Lassen Peak Lassen Peak; Manzanita Lake, Lassen Peak 1828 Comment
  CDA38193  Angelica breweri T. C. Fuller 1958-8-14 1174 -58 Shasta Summit of Hatchet Mountain. Comment
  CDA38194  Angelica breweri T. C. Fuller 1958-8-14 1174 -58 Shasta Summit of Hatchet Mountain. Comment
  HSC71424  Angelica breweri J. M. DiTomaso 1980-8-27 1931 Shasta 4.9 mi N of Lassen Natl. Park on Hwy 89, 3.5 mi N of Eskimo Hill Summit. 1738 Comment
  UC1181945  Angelica californica E. B. Alexander 1960-8-25 79 Shasta 1 mi w of Sugar Pine Mountain 1295 Comment
  HSC71478  Angelica californica J. M. DiTomaso 1980-8-26 1925 Shasta 0.5 mi W of turn-off to Big Bend on Hwy 299 to Alturas 930 Comment
  UCD127207  Angelica californica Joseph DiTomaso 1980-8-26 1926 Shasta 0.5 mile west of turnoff to Big Bend on Hwy 299 to Alturas. 929 Comment
  CHSC92992  Antennaria argentea R. Fischer 2005-5-21 475 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. On the eastern rim of a conic depression pond located 600 ft. west of Big Lake. 1016 Comment
  SEINET516273  Antennaria argentea Vernon H. Oswald 1998-6-22 9234 Shasta Near the PTC trailhead at Mud Lake ca 3 mi NE of Hwy. 89 at Old Station. 1487 Comment
  SJSU1552  Antennaria argentea C. W. Sharsmith 1954-6-23 6196 Shasta c. 18 mi S of Burney Falls of Pit River Comment
  OBI65428  Antennaria geyeri David J. Keil 2004-7-10 30322 Shasta Along California Routes 44/89 southwest of Old Station. Lassen National Forest. Vicinity of 40 deg. 37.859'N x 121 deg. 28.610'W 1463 Comment
  UC1558197  Antennaria rosea Harold and Virginia Bailey 1948-8-27 2895 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  HSC49844  Antennaria rosea subsp. rosea J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-6 9824 Shasta Road to Deer Lick Springs, 0.2 mi. from its junction with Hwy. 36 854 Comment
  RSA47779  Anthoxanthum aristatum Roxana S. Ferris, Laura Lorraine 1948-6-16 11874 Shasta Churn Creek, adjacent to U.S. 99 about 2 mi. N. of Redding. Comment
  UCD56143  Anthoxanthum aristatum Robert E. Preston 2003-5-31 2154 a Shasta Redding, along Airport Rd. ca 2.4 mi south of Hwy. 44. 152 Comment
  CDA25238  Anthoxanthum odoratum Martyn 2008-10-7 s.n. Shasta Shasta, Tilton Mine Rd. 0 Comment
  UC76221  Antirrhinum cornutum Misses Jones and Alexander 1902-6-16 Shasta Redding 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
  UCD66732  Apera interrupta G. F. Hrusa 1991-6-26 8479 Shasta Pit River Drainage. Approx. 1 mile N of MacArthur at S end of MacArthur Swamp. 1000 Comment
  CHSC85449  Apocynum androsaemifolium G. F. Hrusa; T. D. Wilfred 1996-7-22 13381 Shasta Northeast California. Lassen National Forest. On roadside along Hwy 89 approx. 3 miles S of entrance to Lassen Nat. Park. Latitude: 40 degrees 32' N. Longitude: 121 degrees 37' W. 1580 Comment
  UC1602374  Apocynum androsaemifolium H. M. Hall and E. B. Babcock June, 1903 4221 Shasta lava beds of n.e. Shasta Co. Sierra Nevada 1219 Comment
  RSA69935  Apocynum androsaemifolium subsp. pumilum F. W. Peirson 1932-7-12 10198 Shasta Thousand Lake Basin, along rim of Red Crater 2012 Comment
  UC157680  Apocynum cannabinum Milo S. Baker 1899-8-15 Shasta Fall R. Lake 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
  SEINET10334901 Image available Aquilegia formosa Amelie C. Blyth 1950-7-16 Shasta Along foot trail from highway to Bumpass Hell, Lassen Volcanic National Park Comment
  CDA12989  Arabidopsis thaliana G. F. Hrusa 1996-4-3 12891 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  SEINET10448410  Arabis breweri Mary Susan Taylor 1980-6-25 Taylor 2967 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
  CAS-BOT-BC17354  Arabis eschscholtziana D. E. Breedlove 1962-6-11 3382 Shasta Cascade Range. Burney Falls State Park. On east side of Burney Falls. 914 Comment
  CDA13064  Arabis holboellii var. retrofracta G. F. Hrusa, T. D. Wilfred 1996-6-1 12992 Shasta Lassen National Forest; NW side of Hwy 44, 1 mi. SW of USFS N12 to Twin Bridges. Comment
  JEPS53069  Arabis pycnocarpa var. pycnocarpa M. S. Baker and Frank Nutting 1894-5-31 Shasta Burney Falls Comment
  CDA13077  Arabis suffrutescens var. suffrutescens G. F. Hrusa, T. D. Wilfred 1996-6-11 13010 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
  UC1078860  Arceuthobium campylopodum Job Kuijt 1957-5-22 1368 Shasta Hwy 89 at Pondosa junction Comment
  HSC96173  Arceuthobium campylopodum R. L. Mathiasen 2005-2-22 503 Shasta 0.6 km SW of Hwy. 299 on road to Carr Powerhouse, Whiskeytown National Recreation Area 380 Comment
  HSC96185  Arceuthobium campylopodum R. L. Mathiasen 2005-3-16 533 Shasta 5 km from Sheep Camp on road to Shasta Bally, Whiskeytown National Recreation Area 1310 Comment
  CAS-BOT-BC410148  Arceuthobium occidentale Wm. Anderson 1949-3-20 s.n. Shasta east of Redding Comment
  UC1309700  Arctostaphylos X candidissima A. E. Wieslander 1933-10-11 340 Shasta Cline Gulch Weaverville Quadrangle 914 Comment
  UC1120912  Arctostaphylos canescens subsp. canescens P. L. Johannsen 1932-6-27 145 Shasta Weaverville Weaverville Quadrangle 944 Comment
  JEPS91224  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 1988-4-13 9538 Shasta near Round Mountain 670 Comment
  RSA0069354  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor, Cajun James 2014-4-11 21469 Shasta Shingletown on HIghway 44, western margin of the rural residential/commercial developed area. 1063 Comment
  UCD52085  Arctostaphylos manzanita subsp. wieslanderi Bob Powell; Jack Major, Jim Mallory, and Roman Gankin 1962-3-15 345 Shasta Junction Ash Creek and road from hwy. 44 to Darrah Springs; in eastern Shasta County. 603 Comment
  HSC32252  Arctostaphylos nevadensis J. O. Sawyer 1971-7-8 2414 Shasta Bully Choop 1951 Comment
  CAS-BOT-BC46546  Arctostaphylos patula John Thomas Howell 1960-8-22 36345 Shasta Manzanita Lake. 1783 Comment
  RSA146601  Arctostaphylos patula R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-21 42393 Shasta Castle Crags State Park. 701 Comment
  UC1182192  Arctostaphylos patula E. N. Gladish 1959-2-25 86 Shasta 2 mi nw Graves Road (outside national forest); Quad 31 B-1, West Shasta 701 Comment
  UCD53439  Arctostaphylos patula Roman Gankin; W. R. Hildreth 1967-10-23 1144 Shasta Ca. 100 yds. north of state route 299 on dirt road; 3.2 road miles east of Buckhorn summit. Comment
  CAS-BOT-BC46534  Arctostaphylos patula C. H. Merriam 1907-9-5 s.n. Shasta Little Cow Creek near Ingot. Comment
  SEINET7268673  Arctostaphylos viscida R. R. Halse 2002-3-21 6128 Shasta North shore of the Salt Creek Inlet of Shasta Lake; At the end of Statton Road, 1 mile west of its junction with Interstate Highway 5 333 Comment
  UCR247927  Arctostaphylos viscida J. R. Keck Jr. 1978-3-1 PDR 237773 Shasta Bear Creek Falls, south of Whitmore 642 Comment
  UCSB23696  Arctostaphylos viscida subsp. mariposa Hull, J. 1966-4-7 Shasta 1 mile northeast of junction of Highway 99 and Antler Campground Road 365 Comment
  CAS-BOT-BC47001  Arctostaphylos viscida subsp. viscida C. B. Wolf 1931-9-1 2384 Shasta Head of Sacramento Valley, 6 mi. n. of Redding on the Pacific Highway. 243 Comment
  CAS-BOT-BC47032  Arctostaphylos viscida subsp. viscida Alice Eastwood 1923-5-28 11979 Shasta Delta Comment
  CAS-BOT-BC47035  Arctostaphylos viscida subsp. viscida A. A. Heller 1905-5-25 7853 Shasta Near Redding. Comment
  CAS-BOT-BC47041  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1919-10-18 s.n. Shasta Baird Fish Hatchery, McCloud River. Comment
  JEPS38776  Arctostaphylos viscida subsp. viscida W. L. Jepson 1924-10-26 10667 Shasta near Whitmore; Old Cow Creek 609 Comment
  UC571238  Arctostaphylos viscida subsp. viscida Dorothy Tebbe 1930-3-28 34 Shasta Redding Comment
  CAS-BOT-BC401832  Argemone munita subsp. rotundata Mrs. H. C. Cantelow 1935-7-8 1048 Shasta W. of Fall River Mills Comment
  SEINET3918770  Aristida adscensionis Virginia E. Long 1932-7-21 190 a Shasta Anderson (1 mi. N. of).; 0 132 Comment
  CAS-BOT-BC137542  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  CAS-BOT-BC137546  Aristida oligantha A. A. Heller 1916-6-25 12450 Shasta Blue oak belt 10 miles north of Redding in a field. Comment
  SEINET10512562  Aristida oligantha A. Arthur Heller 1916-6-25 Heller s.n. Shasta Blue oak elt 10 miles N of Redding in a field. Comment
  SEINET10729533  Aristolochia californica Andrew Townesmith, Karen M. Meyer 2007-7-24 Townesmith 848 Shasta Shasta-Trinity National Forest. 6.6 miles west of state route 299 on Fender's Ferry road (Forest Service road 34N17). T34N R1W, near line between sections 6 and 7. 503 Comment
  UC144292  Aristolochia californica A. A. Heller 1905-5-29 7882 Shasta near Redding Comment
  JEPS3292  Arnica dealbata George Gillett 1952-8-10 164 Shasta 1.5 mi below Emerald Lake (just above the main park highway); Lassen Volcanic National Park 2346 Comment
  SBBG21766  Arnica dealbata D. Myrick 1964-7-23 918 Shasta near Paradise Meadow, above Hat Crk 2133 Comment
  SBBG7588  Arnica discoidea H. and M. Dearing 1939-6-30 3767 Shasta Scott Mtn Divide 1676 Comment
  HSC22029  Arnica discoidea Richard Spjut 1971-5-15 1900 Shasta Turn Table Rd. 1 1/4 miles N of Bridge Bay turnoff at Shasta Lake Comment
  UC1558257  Arnica mollis Harold and Virginia Bailey 1948-8-25 2960 a Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  CHSC60306  Arnica nevadensis Mary Ann Showers 1992-6-28 2695 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
  CHSC30201  Arnica venosa M. S. Taylor 1980-7-10 3125 Shasta By jeep rd, at point in 33N21, ca. 7 mi W of Shasta Dam. 731 Comment
  CHSC30202  Arnica venosa M. S. Taylor 1980-7-10 3124 Shasta On N side of 33N21, ca. 5.4 mi W of Shasta Dam, ca. 0.5 mi E of Dry Creek. 609 Comment
  CHSC30231  Arnica venosa M. S. Taylor 1980-8-27 3317 Shasta Ca. 200 ft N of 35N68, ca. 1.6 mi W of its jct with Sanford Pass Rd, ca. 1 mi SW of Damnation Peak. 1249 Comment
  UC1576777  Arnica venosa Dean Wm. Taylor with Roy E. Buck 1988-6-23 9856 Shasta along Forest road, 1.5 mi sw of w end of Iron Canyon Reservoir Iron Canyon Creek drainage, Iron Canyon Reservoir 975 Comment
  UC1755311  Arnica viscosa Dean W. Taylor 1996-8-10 15881 Shasta Tamarack Lake; Trinity Mountains,; in cirque above the lake 1584 Comment
  CAS-BOT-BC90462  Artemisia douglasiana L. E. Smith 1913-6-6 411 Shasta Cottonwood Comment
  CAS-BOT-BC90465  Artemisia douglasiana Hans Leschke 1959-8-8 1633 Shasta Lassen Volcanic National Park, betw. Bumpas Hell & Cold Boiling Lake 2407 Comment
  CHSC3351  Asarum caudatum Robert L. Smith 1966-5-13 44 Shasta 40 miles N. of Redding. Sweetbriar, Calif. Comment
  HSC75624  Asarum caudatum J. O. Sawyer, R. J. Cole 1982-6-16 4204 Shasta Along Forest Service Rd. 38N53 at boundary with private property, McCloud Preserve. 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
  UCD137858  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
  CAS-BOT-BC400683  Asarum hartwegii H. D. Ripley; R. C. Barneby 1948-7-6 9654 Shasta S. base of Castle Rock 579 Comment
  CAS-BOT-BC400685  Asarum hartwegii Clarence Quick 1963-6-15 63 -04 Shasta Little Hatchet Creek Road, west slope of Hatchet Mountain, near Burney. Old Buffum Cutover Comment
  POM260030  Asarum hartwegii C. L. Hitchcock 1940-5-20 s.n. Shasta 25 miles east of Redding. Comment
  UC1731058  Asarum marmoratum Dean W. Taylor 1993-4-30 13378 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
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Jan 10 2007
  UCR40043  Asclepias cordifolia Jones, Wallis, et al 1985-5-11 73 Shasta Basin Gulch Campground off Hwy 36, Shasta-Trinity Nat. Forest 795 Comment
  RSA401669B  Asclepias cordifolia Christopher Davidson 1973-5-26 2153 Shasta 4 mi W of Cassell rd jct with St Hwy 299, near Hat Cr. 976 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
  UCR45298  Aster oregonensis R. D. Goeden 1986-9-11 s.n. Shasta Shasta National Forest, E fork of Nelson Creek, east of Big Bend, c. 40 air mi NE of Redding 1040 Comment
  JEPS90984  Astragalus gambelianus Dean W. Taylor 1993-6-16 13667 Shasta Bully Choop Rd. ca. 1.3 mi n junction with A16 (Paskenta Road); North Coast Ranges 731 Comment
  UCD104816  Astragalus gambelianus R. Tofsrud 1949-6-1 s.n. Shasta Holland burn plot. Comment
  JEPS54852  Astragalus pauperculus J. W. Blankinship 1911-3-29 Shasta Buckeye Comment
  CAS-BOT-BC194098  Astragalus purshii var. purshii Alice Eastwood; John Thomas Howell 1940-6-11 7939 Shasta Near McArthur Comment
  POM128973  Astragalus purshii var. tinctus Franklin Nutting s.n. Shasta Goose Valley 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
  SEINET175001 Image available Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 Shasta Lassen's Peak. 1829 Comment
  POM121106  Athyrium filix-femina subsp. cyclosorum Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1828 Comment
  JEPS90115  Athysanus pusillus Dean W. Taylor 1993-4-30 13383 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  SEINET10868290  Avena sativa Billy Joe Cox 1971-6-10 Cox 3168 Shasta 15 mi s of weed on i-5. Oats. Comment
  CAS-BOT-BC106569  Balsamorhiza deltoidea Antone Q. Soares 1922-6-1 s.n. Shasta Shasta Springs Comment
  CHSC88332  Balsamorhiza sagittata R. Fischer; J. Marr 2004-5-24 215 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  UC1558201  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1950 Comment
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May 21 2007
  UC1558202  Balsamorhiza sagittata Harold and Virginia Bailey 1948-8-27 2897 Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
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May 21 2007
  UCD163086  Barbarea Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper data says E. Redding. Specimen georeferenced as 10 miles E of Redding based on Scleranthus annuus specimen collected on the same date that said E. Redding ca. 10 mi.) 548 Comment
  UC54261  Barbarea orthoceras H. M. Hall and E. B. Babcock June 29-30, 1903 4305 Shasta Mill Creek, in Shasta Co. 2438 Comment
  CHSC68775  Beckmannia syzigachne Vernon Oswald; B. Corbin, M. Dolan, G. Schoolcraft 1997-5-31 8529 Shasta Hollenbeck Swamp on the southeast side of Big Lake north of McArthur. 1008 Comment
  SEINET192018  Beckmannia syzigachne C. L. Hitchcock 1940-5-24 6578 Shasta Hat Creek ca 20 mi W of Fall River Mills Comment
  UC1100237  Beckmannia syzigachne Malcolm A. Nobs and Calvin McMillan 1949-6-15 781 Shasta marsh at junction of river and Hat Creek (at Hwy 299); Pitt River 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
  UC774504  Berberis aquifolium var. dictyota Carl B. Wolf 1941-7-24 11061 Shasta 2 mi ne of Manton on rd to Viola 731 Comment
  CAS-BOT-BC75996  Berberis pumila Lyman Benson 1929-3-26 1064 Shasta Mountain Springs. Comment
  JEPS94090  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1998-9-8 9613 .1 Shasta Hwy. 89 at its closest approach to Burney Creek just s. McArthru-Burney Falls Memorial State Park (edge of creek) 929 Comment
  SBBG16527  Bistorta bistortoides D. Myrick 1961-6-23 346 Shasta Badger Flat, Hat Crk Rd 1828 Comment
  JEPS22670  Blennosperma nanum var. nanum Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6307 Shasta 7 mi ne, drainage of Basin Hollow Creek Millville 298 Comment
  UC1537034  Blepharipappus scaber Gordon H. True Jr. 1938-5-28 948 Shasta near Lake Britton 853 Comment
  UC70449  Blepharipappus scaber Milo S. Baker 1898-7-11 312 Shasta roadside between Burney Falls and Carbon Burney Falls Comment
  UC726573  Blepharipappus scaber A. A. Heller 1941-6-24 16187 Shasta near junction with State Highway 89 U.S. Highway 299 (between Burney and Fall River Mills) Comment
  UCR45300  Blepharipappus scaber R. D. Goeden 1986-9-11 s.n. Shasta Shasta Nat. For., above Lake Britton along north side of St. Hwy 89, Burney Falls area 949 Comment
  SEINET10757901  Blepharipappus scaber Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-5-25 Morris 258 Shasta Collected at the junction of Hwy. 299 and 89 on Hwy. 89, in an area of yellow pine and oak. Comment
  CAS-BOT-BC16898  Boechera George Wilson Gillett 1957-7-13 767 Shasta Lassen Volcanic National Park. Kings Creek Meadows, near juncture of Kings Creek Falls and Bench Lake trails. 2194 Comment
  CHSC61087  Boechera breweri subsp. breweri Vernon H. Oswald; Lowell Ahart 1993-7-27 5716 Shasta Lassen Volcanic National Park. E side of the drainages above (south of) the lower lake in Blue Lake Canyon. 2072 Comment
  UC1036289  Boechera howellii George W. Gillett 1952-7-29 125 Shasta vicinity Hat Lake (above the lake on trail to Paradise Meadow); Lassen Volcanic national Park 2042 Comment
  JEPS90241  Boechera lemmonii Dean W. Taylor with Ingrid Olmsted 1974-7-13 4081 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2529 Comment
  JEPS90242  Boechera lemmonii Dean W. Taylor with Ingrid Olmsted 1974-7-13 4082 Shasta vicinity of Magee Peak (Lassen National Forest, Thousand Lakes Wilderness); Lassen National Forest, Thousand Lakes Wilderness 2529 Comment
  UC1731455  Boechera retrofracta Dean W. Taylor 1993-6-15 13639 Shasta Ridgetop 1 mi. W of Yellowjacket Mt. at Point 4881, Cascade Region (CaRH). Comment
  CAS-BOT-BC25460  Boechera retrofracta Frank W. Peirson 1932-7-11 10152 Shasta 1000-Lake Basin. 1950 Comment
  JEPS90963  Boechera serpenticola Dean W. Taylor 1993-6-16 13690 Shasta North Coast Ranges, Bully Choop Mountain, near the summit Bully Choop Mountain; North Coast Ranges, Bully Choop Mountain 2072 Comment
  UCD114117  Boechera subpinnatifida Susan Mazer 1982-7-1 s.n. Shasta Castle Crags. Comment
  JEPS83775  Bothriochloa ischaemum var. songarica Walter Seavey Lennon 1983-11-3 Shasta Highway 5 0.4 mi s Fawndale Rd. (1.6 mi n of old Oregon Trail, Mountain Gate); Mountain Gate, Highway 5 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
  JEPS104441  Botrypus virginianus Martin J. Lenz 2003-8-11 37 Shasta approx. 2 air mi SE of Big Bend 728 Comment
  CHSC61949  Brickellia grandiflora Vernon H. Oswald 1993-9-7 5926 Shasta Lassen Volcanic National Park. Lassen Hwy. on the N side of Diamond Pk., near the Diamond Pk. sign. 2316 Comment
  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
  UCD67865  Brickellia grandiflora Collector unknown 1996-9-9 Shasta Lassen Volcanic National Park. Perennial plant communities in slopes of fractured basalts between West Sulphur Creek and Mill Creek Falls. 2030 Comment
  CHSC30319  Brickellia greenei M. S. Taylor 1980-8-14 3243 Shasta N side 28N68, 0.2 mi E of its jct with 29N28, at Brushy Mt. 1493 Comment
  CAS-BOT-BC145506  Briza minor Virginia E. Long 1933-6-5 218 a Shasta Anderson. 131 Comment
  CAS-BOT-BC478952  Brodiaea californica subsp. californica Lester Rowntree 1935-6-9 s.n. Shasta Ne. of Cottonwood on road to Viola Comment
  CAS-BOT-BC478956  Brodiaea californica subsp. californica A. A. Heller 1940-5-28 15694 Shasta Volcanic upland 4 miles west of Ingot. Comment
  JEPS128720  Brodiaea coronaria Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21417 Shasta Nortward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  SEINET10833755  Brodiaea coronaria Patricia L. Kenney 1973-6-4 Kenney 397 Shasta Pollard flat campground in klamath national forest off i-5, 21.6 miles s of Dunsmuir 457 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
  UCR93366  Brodiaea coronaria subsp. coronaria Kathy Harper, Dane Karr 1994-6-16 s.n. Shasta Along Hwy 299 at mile marker 90.00, between Fall River Mills and vista point to the west 1006 Comment
  CAS-BOT-BC484376  Brodiaea elegans subsp. elegans Ellsworth Bethel 1923-6-7 s.n. Shasta Ingot Comment
  UCD139183  Brodiaea minor Robert E. Preston 2003-6-14 2158 a Shasta ca. 15 miles south of Igo, along Gas Point Road. 330 Comment
  CAS-BOT-BC484369  Brodiaea minor A. A. Heller 1940-5-28 15698 Shasta West of Stillwater Creek, along U. S. Highway #299, Comment
  POM260075  Brodiaea minor C. L. Hitchcock 1940-5-17 6442 Shasta 3 miles east of Redding. 152 Comment
  UCD77201  Brodiaea minor Robert E. Preston 2003-5-31 2154 b Shasta Redding, along Airport Rd, ca. 0.5 mi N of Redding Municipal Airport. Comment
  SEINET7042837  Brodiaea pallida A. G. Vestal 1955-1 Shasta Comment
  CAS-BOT-BC484595  Brodiaea purdyi Alice Eastwood; John Thomas Howell 1940-6-10 7879 Shasta Near Bella Vista Comment
  UC816139  Bromus carinatus var. carinatus Alice Eastwood Jun 29 1912-Jul 11 1912 781 Shasta Goose Valley Comment
  CHSC59154  Bromus ciliatus Vernon H. Oswald; Steve Mitchelson 1992-8-5 5143 Shasta Hat Creek at the E end of the meadowy drainage crossing the Old Emigrant Trail ca. 1.0 mi N of Lassen Hwy. Lassen Volcanic National Park. 1914 Comment
  SEINET10905629  Bromus commutatus Patricia L. Kenney 1973-6-4 Kenney 408 Shasta Pollard flat campground in klamath ntl forest off i-5, 21.6 mi s of dunsmuir. 457 Comment
  CAS-BOT-BC155676  Bromus diandrus Virginia E. Long 1931-5-11 60 a Shasta Anderson. 131 Comment
  POM257070  Bromus diandrus Virginia Long 1931-5-11 60 a Shasta Anderson; vacant lot 132 Comment
  HSC99958  Bromus hordeaceus J. P. Smith, & J. O. Sawyer 2011-6-15 13212 Shasta Along Hwy. 299 at entrance to the Hat Creek Rifle & Pistol Club. 863 Comment
  JEPS85073  Bromus hordeaceus Roy E. Buck, Dean Wm. Taylor 1987-6-2 588 Shasta 4 air km sw of Big Bend (along road to Pit 5 Powerhouse, 4.0 air km ene of confluence of Pit River and Iron Canyon Creek, just e of minor saddle) 621 Comment
  CAS-BOT-BC162475  Bromus laevipes A. A. Heller 1905-5-27 7880 Shasta Near Redding. Along the railroad about a mile above Redding. Comment
  HSC102753  Bromus madritensis subsp. rubens J. P. Smith 2014-4-7 13818 Shasta Iron Mountain Road. 39 Comment
  SACT000690  Bromus marginatus Garth Murphy 1939-6-26 Shasta Comment
  SEINET10524518  Bromus marginatus Billy Joe Cox 1971-6-10 Cox 3175 Shasta 15 mi s of weed on i-5. Comment
  CAS-BOT-BC162142  Bromus orcuttianus George W. Gillett 1957-7-11 705 Shasta Lassen Volcanic National Park. 0.25 mile above Manzanita Creek on Chaos Crags Trail. 1889 Comment
  RSA91693  Bromus orcuttianus F. W. Peirson 1932-7-16 10304 Shasta Burney Spring 1433 Comment
  CAS-BOT-BC161973  Bromus rubens L. E. Smith 1913-5-6 195 Shasta Kennet. Comment
  RSA698701  Bromus sterilis L. Ahart 2003-5-22 10189 Shasta About 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood., South of a small wash, west of the poor dirt road. 259 Comment
  CAS-BOT-BC161411  Bromus tectorum John Thomas Howell 1960-8-22 36349 Shasta Lassen Volcanic National Park. Manzanita Lake. 1783 Comment
  SD7774  Bryanthus breweri R. M. Austin 1879-1 Shasta Lassen Park Comment
  UCD112383  Calochortus Christopher Mallek 2008-5-8 AC3- 5 Shasta Ash Creek. 876 Comment
  UC1609189  Calochortus coeruleus Vernon H. Oswald and Lowell Ahart 1993-5-12 5396 Shasta 0.6 mi e Shingletown-Manton Rd. (s of Shingletown, road to Grace Lake) 1645 Comment
  UCD36243  Calochortus coeruleus Beecher Crampton 1953-5-1 1193 Shasta 1 mile west of Ingot, at Oregon Oaks Irrigation Plot. 457 Comment
  UCD39215  Calochortus coeruleus Beecher Crampton 1953-4-30 1178 Shasta 9 miles west of Ono. Comment
  CAS-BOT-BC132418  Calochortus longebarbatus Frank Callahan 1995-7-16 s.n. Shasta Meadows off Hwy 89 1280 Comment
  SEINET8233951  Calochortus monophyllus Frank Callahan 1995-5-20 Shasta end of Lower Lack Creek Rd. and A 17. Comment
  CHSC2228  Calochortus nudus M. Underhill 1952-6-22 Shasta 1371 Comment
  UC157862  Calochortus nudus Milo S. Baker 439 Shasta near Kentucks (Tamarack road) Comment
  CAS-BOT-BC494228  Calochortus superbus C. F. Rose 1931-5-1 s.n. Shasta near Redding Comment
  CAS-BOT-BC494329  Calochortus superbus A. A. Heller 1905-5-25 7845 Shasta Redding Comment
  CAS-BOT-BC494330  Calochortus superbus J. D. Jokerst 1985-6-5 2413 Shasta South of and adjacent to Walker Mine Rd ca. 100 meters east of powerline crossing and unnamed creek. Several miles north of Redding, just north of Walker Mine 274 Comment
  HSC45515  Calochortus superbus M. Alcasas 1978-5-14 95 Shasta Rd. A16, 9 mi. from western city limits of Ono 762 Comment
  UC423018  Calochortus superbus Franklin P. Nutting Shasta Morley's Station Comment
  HSC96642  Calochortus syntrophus Thomas W. Nelson, Martin J. Lenz 2004-6-9 9232 Shasta Along Cove Rd. 3.8 mi. from junction with Big Bend Rd. 526 Comment
  CHSC59623  Calochortus tolmiei Lorna K. Lilly 1989-4-21 19 Shasta Vicinity of O'Brien. Ca. 13 mi n of Redding, 0.5 mi e of Hwy I5, 0.3 mi w of Bailey Cove Campground. 341 Comment
  HSC101565  Calochortus tolmiei J. P. Smith, J. O. Sawyer 2010-5-7 12826 Shasta Shasta-Trinity National Forest. Shotgun Rd. west of I-5, S of its junction with Simms Rd. 537 Comment
  HSC62921  Calochortus tolmiei J. M. DiTomaso 1979-5-11 963 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  CAS-BOT-BC494003  Calochortus tolmiei Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC494005  Calochortus tolmiei Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  JEPS125857  Calochortus venustus Dean W. Taylor 1996-6-15 15669 Shasta McCandless Gulch; along McCandless Gulch Road 1.5 miles NW from Hwy 299 (about 16 air miles NE of Redding) Comment
  UC563972  Caltha biflora Elmer I. Applegate 1929-6-20 5773 Shasta East base of Mt. Lassen. Comment
  CHSC33779  Calycadenia ciliosa J. D. Prouty 1981-7-21 1273 Shasta Cayton Valley ca. 1 mi N of Lake Britton, E of Hwy 89. 944 Comment
  RSA21711  Calycadenia ciliosa C. B. Wolf 1937-8-8 9071 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  RSA255545  Calycadenia ciliosa Gerald D. Carr 1971-8-31 649 Shasta Givson Road at Interstate 5, 16 miles south of Dunsmuir Comment
  CAS-BOT-BC273368  Calycadenia fremontii Margaret M. Hanna 1958-6-22 s.n. Shasta 18 miles East of Redding Comment
  CAS-BOT-BC273381  Calycadenia fremontii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek 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
  CHSC84046  Calycadenia fremontii Lowell Ahart; John Dittes 2003-5-22 10202 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
  UC1540151  Calycadenia fremontii Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9219 Shasta opposite, ne portion of county, along Hwy 89 at n junction with Clark Creek Road Cayton Valley 1341 Comment
  CAS-BOT-BC273349  Calycadenia fremontii H. M. Hall 1930-9-27 12903 Shasta 4 miles north of Redding Comment
  CAS-BOT-BC273370  Calycadenia fremontii A. A. Heller 1914-8-30 11751 Shasta 1 mile south of Redding Comment
  CAS-BOT-BC273373  Calycadenia fremontii A. A. Heller 1914-8-29 11747 Shasta In the Sacramento Canon [Canyon], 10 miles south of Delta on the Pacific Highway Comment
  CAS-BOT-BC273375  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north 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
  RSA789802  Calycadenia fremontii R. L. Carr 1978-8-17 2134 Shasta South side of Highway 299 at junction with Wildwood Road, just west of Ridge Drive, ca. 2 miles west of central Redding. 221 Comment
  SEINET3873449  Calycadenia fremontii G. D. Carr 1971-6-5 556 Shasta S rim Bear Cr Canyon, ca 10 mi E of Millville, ca 1/2 mi N of Sheridan Cr.; 0 465 Comment
  UC1876189  Calycadenia fremontii Gerald D. Carr 1971-8-19 648 Shasta 1.8 mi N of Project City on Interstate 5, ca. 200 yards E of Hwy. 243 Comment
  UC1953740  Calycadenia fremontii 1978-7-9 2122 Shasta 4.5 mi E of Bulls Ferry Resort on Hwy A-17, E of Cottonwood, 6.8 mi SW of jct with Hwy 44 Comment
  UC1971730  Calycadenia fremontii 1978-7-9 2123 Shasta SE of Redding, 2.3 mi SW of Hwy 44 on road to Cottonwood (CR A17) 342 Comment
  UC1971760  Calycadenia fremontii R. L. Carr 1997-7-20 3355 Shasta 0.5 mi W of Fall River Mills on Hwy 299 (NE of Burney, near milepost 90.50), common in drainage at W edge of flat Comment
  UCD129777  Calycadenia fremontii A. A. Heller 1916-9-2 12644 Shasta 10 miles north of Redding. Comment
  CAS-BOT-BC90976  Calycanthus occidentalis Marcus E. Jones 1931-7-16 29084 Shasta Pitt River bridge. Comment
  CAS-BOT-BC90981  Calycanthus occidentalis Doris K. Kildale; J. W. Gillespie 1929-6-22 8025 Shasta Salt Creek, 36 miles south of Dunsmuir. Comment
  HSC81885  Calycanthus occidentalis S. Matthews, M. Goering, R. James 1985-5-12 113 Shasta County Rd. A16, 2.5 mi. E of Platina 579 Comment
  UC1035069  Calycanthus occidentalis Roxana S. Ferris 1955-7-11 12968 Shasta ca 6 mi w Round Mt. (along U.S. Hwy 299); Canyon of Cedar Creek Comment
  CHSC88359  Calyptridium monospermum R. Fischer; J. Marr 2004-5-28 243 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Lava Springs Trail between Crystal Springs and Ja-She. 1010 Comment
  HSC40184  Calyptridium umbellatum Thomas W. Nelson, Jane P. Nelson 1976-8-1 3142 Shasta Lassen Volcanic National Park, along S side of Lassen Peak road at Kings Creek Meadow Comment
  SEINET198598  Calyptridium umbellatum G. W. Gillett 1952-7-28 110 Shasta Lassen Volcanic NP ; Along Hwy 1 mi above lake vicinity of Hat Lake 1996 Comment
  HSC79322  Calystegia occidentalis D. H. Norris 1970-5-2 12128 Shasta Along Keswick Rd. at Hwy. 299 W of Redding Comment
  HSC46269  Calystegia occidentalis subsp. occidentalis Sheila Logan 1978-5-13 136 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC15431  Camassia quamash subsp. breviflora C. L. Hitchcock 1940-5-23 6526 Shasta 0.5 mi. above Burney Falls Comment
  CHSC93057  Camissonia contorta R. Fischer 2005-7-20 471 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing in thin volcanic soil in an opening of juniper woodlands, 500 ft. north of camp 7. 1021 Comment
  UCD103276  Camissonia contorta A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  POM256113  Camissonia contorta C. L. Hitchcock 1940-5-24 6554 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  JEPS11749  Campanula prenanthoides A. A. Weigart August 1922 Shasta Whitmore Comment
  RSA768317  Campanula prenanthoides Justin M. Wood 2010-9-2 2538 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  SEINET10462942  Campanula prenanthoides Strausbaugh 1970-7-19 STRAUSBAUGH 137 Shasta Shaded moist banks Boulder Creek 25 ft. to northwest side of dirt road where crossed creek, about 3.5 miles east of summit of Shasta Bally 457 Comment
  SEINET10462944  Campanula prenanthoides James P. Smith, Thomas W. Nelson 1978-7-23 Smith, Jr. 10061 Shasta Klamath National Forest; Bully Choop Road, 5.6 miles from its junction with County Road A16 1372 Comment
  SEINET10462947  Campanula prenanthoides John G. Lemmon Lemmon s.n. Shasta Near Shasta Comment
  SEINET10462949  Campanula prenanthoides Jones 1902-6-25 Jones s.n. Shasta Spring Camp Comment
  SEINET10463126  Campanula prenanthoides Rogers McVaugh 1941-8-4 McVaugh 6240 Shasta 10 MI W OF BURNEY DRY CLAY SOIL, DEEP SHADE Comment
  JEPS79374  Campanula scabrella L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5146 Shasta n of Emerald Lake (about 100 mi e of summit of Ski Heil Peak); Lassen Volcanic National Park, Ski Heil Peak 2651 Comment
  SEINET10972071  Campanula scabrella Harris 1975-7-26 Harris s.n. Shasta SKI HEIL PEAK NEAR EAGLE PEAK PEBBLY VOLCANIC SOIL 2713 Comment
  RSA0002267  Campanula shetleri L. R. Heckard, R. C. Bacigalupi 1966-6-14 1524 Shasta Along trail to Castle Dome of Castle Crags. 1280 Comment
  CAS-BOT-BC37044  Capsella bursa-pastoris Ira L. Wiggins 1922-8-27 922 Shasta McCloud. Willow Creek Ranch. 457 Comment
  RSA113767  Cardamine bellidifolia George W. Gillett 1953-8-6 313 Shasta Summit area of Lassen Peak. Lassen Volcanic National Park. 2805 Comment
  UC1036198  Cardamine bellidifolia var. pachyphylla George W. Gillett 1953-8-6 313 Shasta summit area Lassen Peak (Lassen Volcanic National Park); , summit area Lassen Peak 2804 Comment
  JEPS116597  Cardamine nuttallii var. dissecta Julie Kierstead Nelson 2006-5-10 2006 -9 Shasta Browns Creek & Chanchellula Creek confluence, Forest Road 1, 1 mile SW of Deerlick Springs 975 Comment
  CAS-BOT-BC37850  Cardamine oligosperma B. Bartholomew; M. Gilbert; L. Skog 1993-5-9 6419 Shasta 5.6 km southwest of Round Mountain on State Highway 299 on steep north facing slope along Cedar Creek. 430 Comment
  CHSC33008  Cardamine oligosperma Richard K. McGaugh 1979-4-14 20 Shasta On edge of meadow, at base of Flume Creek Ridge, 2.42 km. w. of confluence of Castle Creek and Sacramento River, 285 m. s. of Castle Creek, near Castella. Comment
  UCD111921  Cardamine oligosperma Christopher Mallek 2008-1 AC1- 24 Shasta Ash Creek. 876 Comment
  HSC23368  Cardamine oligosperma G. Strausbaugh 1970-3-29 28 Shasta 30 yds. W of Whiskeytown Hwy. 373 Comment
  CDA10036  Cardaria pubescens E. Finley 2008-5-2 PDR# 1365094 Shasta SR 299, E/B shoulder, mile post marker 87.00 0 Comment
  CAS-BOT-BC282952  Carduus nutans T. C. Fuller 1967-6-29 16040 Shasta W side of IS 5, 0.25 mile S of overpass of Flume Creek Rd, 4 miles S of Castella Comment
  JEPS104363  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart 2003-5-22 10185 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
  CAS-BOT-BC18189  Carex Marck Menke 1999-7-4 64 Shasta Lassen Volcanic National Park. Banks of upper Manzanita Creek at bridge crossing for Manzanita Creek Trail. 1981 Comment
  SEINET10889390  Carex David Castaner 1971-8-17 Castaner 1923 Shasta Lassen Volcanic National Park; Emerald Lake shore rims; moist; no cover. 2134 Comment
  CAS-BOT-BC19757  Carex abrupta Hans Leschke 1956-9-20 s.n. Shasta Lassen Volcanic National Park. Dersch Meadows. 2011 Comment
  SEINET10585937  Carex abrupta David Castaner 1971-8-17 Castaner 1887 Shasta Cascade range; Lassen Volcanic National Park; Hat creek Trail upwards to paradise meadow. 2073 Comment
  CHSC82698  Carex amplifolia L. P. Janeway 2001-7-8 7274 Shasta Klamath Ranges. Un-named spring along Rd 29N39 3.1 km west of Rd 28N10; about 6.8 km north-northwest of Pony Buck Peak; head of North Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC17895  Carex angustata George Wilson Gillett 1957-8-20 1119 Shasta Lassen Volcanic National Park. Brokeoff Meadows, above cabins. 1920 Comment
  CHSC97348  Carex angustata R. Fischer 2006-7-22 865 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. 1007 Comment
  JEPS28807  Carex angustata George W. Gillett 1957-8-20 1119 Shasta Brokeoff Meadows Lassen Volcanic National Park, Brokeoff Meadows 1920 Comment
  CAS-BOT-BC17948  Carex angustata Hans Leschke 1958-9-30 1574 b Shasta Lassen Volcanic National Park. Grassy Swales. 1935 Comment
  CDA36733  Carex angustata Barbara L. Wilson, Peter Zika 2011-8-7 16820 Shasta Highway 89 a little south of Ponderosa Way. Comment
  CAS-BOT-BC18033  Carex athrostachya George Wilson Gillett 1957-8-20 1121 Shasta Lassen Volcanic National Park. Brokeoff Meadows, above cabins. 1920 Comment
  UC1149885  Carex athrostachya Harold and Virginia Bailey 1948-8-27 2909 Shasta Hat Creek, near crossing of Badger Flat road Lassen Volcanic National Park 1920 Comment
  HSC48643  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19108 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  RSA769171  Carex brainerdii P. F. Zika 2010-6-23 24989 Shasta About 3.5 air miles east of Siskiyou Lake, Cascade Range Highlands 1275 Comment
  POM81414  Carex brainerdii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CAS-BOT-BC34154  Carex breweri George Wilson Gillett 1957-8-10 1019 Shasta Lassen Volcanic National Park. In cirque below east slope of Eagle Peak. 2651 Comment
  JEPS28368  Carex breweri George W. Gillett 1957-8-10 1019 Shasta lower E slopes of Eagle Peak; Lassen Volcanic National Park 2636 Comment
  UC664  Carex breweri W. H. Brewer 1863-9-26 2176 Shasta Lassen Peak 3200 Comment
  UCD67764  Carex breweri Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in flat and dry places at Lassen Peak. 3050 Comment
  UC1149888  Carex capitata Harold and Virginia Bailey 1948-8-27 2902 a Shasta Hat Creek road to Badger Flat; Lassen Volcanic National Park 1920 Comment
  JEPS96847  Carex comosa Dean W. Taylor 1999-8-13 17335 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  UCD140248  Carex divulsa subsp. divulsa Peter F. Zika; Julie Nelson 2010-5-15 s.n. Shasta Route 299 just W of Jim Harvey Road, between Redding and Bella Vista, Sacramento Valley. 195 Comment
  CAS-BOT-BC20604  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills. Comment
  HSC48224  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19148 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  UC710959  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta on Hat Creek ca. 20 mi w Fall River Mills; Hat Creek Comment
  POM266090  Carex douglasii C. L. Hitchcock 1940-5-24 6556 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CAS-BOT-BC20740  Carex fracta Hans Leschke 1960-8-6 1720 Shasta Lassen Volcanic National Park. Near Echo Lake. 2057 Comment
  CHSC98373  Carex hoodii Thomas W. Nelson; Jane P. Nelson 1984-6-17 7642 Shasta North Coast Ranges. Along Middle Fork Cottonwood Creek at Basin Gulch Campground. Comment
  UC711927  Carex hoodii Roxana S. Ferris and Laura Lorraine 1941-8-10 10469 Shasta near Summit Lake; Lassen National Park 2042 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-BC28463  Carex lenticularis var. lipocarpa Harold Bailey; Virginia Bailey 1948-8-25 2980 Shasta Summit Lake 2040 Comment
  CAS-BOT-BC31424  Carex leporinella Hans Leschke 1960-8-5 1687 Shasta Little Bear Lake. 2057 Comment
  CAS-BOT-BC278760  Carex longii Peter F. Zika; Julie Nelson 2011-7-4 25518 Shasta West Valley Creek, a tributary of Stillwater Creek, Cascade Range Foothills (CaRF) 190 Comment
  UC1943333  Carex longii Doug Goldman 2005-5-16 3316 Shasta Along the north side of Hwy 299, about 100 ft W. of the intersection with Jim Harvey Road and about 3.8 mi E of the I-5 overpass. Comment
  UCD140486  Carex longii Peter F. Zika; Julie Nelson 2010-5-15 24817 Shasta NE side of Panorama Point Road, 0.2 road miles NW of Lone Tree Road, SE of Anderson. Inner North Coast Ranges. 130 Comment
  CAS-BOT-BC31506  Carex luzulifolia Herbert Faulkner Copeland 1935-7-29 1561 Shasta Mt. Lassen, about Emerald Lake. 2400 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
  UC2015885  Carex mariposana Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4309 Shasta Lassen Volcanic National Park. Between Sulphur Works and Upper Kings Creek Meadow. Comment
  JEPS109534  Carex mendocinensis Dean W. Taylor 1993-6-15 13643 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  SEINET7567720 Image available Carex microptera David Castaner 1989-6-18 10231 Shasta McBride Springs, dry bed Mt. Shasta. Comment
  UC2015832  Carex multicaulis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4475 Shasta Lassen Volcanic National Park. Sulphur Creek Walk-in campground. Comment
  CDA13066  Carex multicostata G. F. Hrusa, T. D. Wilfred 1996-6-1 12995 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  UCD140671  Carex multicostata G. F. Hrusa; T. D. Wilfred 1996-6-11 13028 Shasta Lassen National Forest, W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 1440 Comment
  CHSC89793  Carex nebrascensis R. Fischer; J. Marr 2004-5-26 408 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected N shore, E side, Big Lake. 1008 Comment
  CHSC92970  Carex nebrascensis R. Fischer 2005-5-21 505 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At north end of Big Lake in meadow near water edge. 1007 Comment
  CAS-BOT-BC119895  Carex nebrascensis Hans Leschke 1959-8-2 1590 Shasta Manzanita 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
  HSC72298  Carex nudata J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9622 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  SEINET3905203  Carex nudata J. P. Smith, J. O. Sawyer; Thomas W. Nelson 1978-4-8 9637 Shasta Beegum Creek at Beegum Campground.; 0 610 Comment
  CHSC60431  Carex pachystachya Mary Ann Showers 1992-6-27 2645 Shasta Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CAS-BOT-BC119197  Carex pachystachya Hans Leschke 1959-8-6 1602 Shasta Hat Lake. 1965 Comment
  CHSC96302  Carex pellita R. Fischer 2006-7-21 886 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected near Crystal springs from grassy meadows along the shoreline. 1007 Comment
  UCD15700  Carex praegracilis Larry Flores 1998-6-29 s.n. Shasta Shasta County. Paynes Creek area. Comment
  CAS-BOT-BC118763  Carex preslii George Wilson Gillett 1957-8-8 995 Shasta Headwaters of West Fork of Hat Creek below cliffs of E shoulder of Lassen Peak. 2529 Comment
  CAS-BOT-BC118765  Carex preslii George Wilson Gillett 1957-8-17 1092 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  RSA201274  Carex raynoldsii J. T. Howell 1961-6-20 36557 Shasta Dersch Meadows 1982 Comment
  RSA31940  Carex raynoldsii A. A. Heller 1941-7-24 16263 Shasta Lassen Volcanic National Park: Between the Devasted Area and Summit Lake. Comment
  UC2015831  Carex raynoldsii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4430 Shasta Lassen Volcanic National Park. Emerald Lake. Below Lake Helen. Comment
  CDA13095  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13029 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. Comment
  CDA13100  Carex rossii G. F. Hrusa, T. D. Wilfred 1996-6-11 13035 Shasta Lassen National Forest; NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Comment
  HSC48226  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19138 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  HSC48359  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19138 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  HSC48640  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19113 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  HSC48644  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19107 Shasta Along Hwy. 44 about 10 mi. E of Shingletown Comment
  CAS-BOT-BC118149  Carex rossii Willard Webster Eggleston 1911-7-31 7434 Shasta Jason & Stewart's Camp, Headwaters of Hat Creek. 2120 Comment
  CHSC76250  Carex scopulorum var. bracteosa Mary Ann Showers 1992-6-28 2687 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  JEPS28370  Carex scopulorum var. bracteosa George W. Gillett 1957-8-9 1009 Shasta near Summit Lake R.S.; Lassen Volcanic National Park, east fork of Hat Creek 2026 Comment
  CAS-BOT-BC118274  Carex scopulorum var. bracteosa Hans Leschke 1964-8-1 s.n. Shasta Hemlock Lake Comment
  POM260102  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta ca. 1/4 mile south of Burney Falls. Comment
  CAS-BOT-BC117402  Carex senta C. L. Hitchcock 1940-5-23 6509 Shasta Ca. 1/4 mi S of Burney Falls. Comment
  SEINET10651965  Carex specifica David Castaner 1971-8-17 Castaner 1884 Shasta Lassen Volcanic National Park; along Hat Creek Trail. Dusty dry; about 20% cover; among shrubs. (sheath extension not pronounced.) Comment
  CAS-BOT-BC117214  Carex spectabilis R. Tallent 1987-8-17 946 Shasta Lassen National Park: Kings Creek Meadows, upper meadow. 2300 Comment
  CHSC60441  Carex spectabilis Mary Ann Showers 1992-6-28 2683 Shasta Lassen Volcanic National Park. Tarn at base of north facing cirque between Pilot Pinnacle and Mt. Diller. 2499 Comment
  HSC40180  Carex spectabilis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3135 Shasta Lassen Volcanic National Park, Kings Creek Meadow Comment
  UC1598400  Carex spectabilis Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-7-20 4314 Shasta Lassen Park Road Lassen Volcanic National Park Comment
  JEPS28365  Carex subfusca George W. Gillett 1957-7-11 704 Shasta on Chaos Crags trail 1/4 above Manzanita Creek; Lassen Volcanic National Park, Chaos Crags trail 1889 Comment
  CAS-BOT-BC115878  Carex subfusca John Thomas Howell 1934-7-5 12424 Shasta Burney Comment
  SEINET7577143 Image available Carex subfusca John Thomas Howell 1934-7-5 12424 Shasta Burney. Comment
  SEINET7577195 Image available Carex subfusca John Thomas Howell 1960-8-21 36313 A Shasta Lassen Volcanic National Park, Lassen Loop east of Diamond Peak. 2225 Comment
  CAS-BOT-BC115184  Carex vernacula George Wilson Gillett 1957-8-17 1083 Shasta Vegetation mats on S shore of Emerald Lake. 2468 Comment
  JEPS100919  Carex vesicaria Dean W. Taylor 1992-5-28 12670 Shasta Clark Creek near confluence w/ Deadman Creek; Pit R. region, Clark Creek 1463 Comment
  CAS-BOT-BC115052  Carex vesicaria George Wilson Gillett 1957-7-5 655 Shasta Manzanita Lake area, Lassen Volcanic National Park. 1798 Comment
  JEPS28392  Carex whitneyi George W. Gillett 1957-8-11 1037 Shasta Hat Lake 1965 Comment
  UCD117348  Cassiope mertensiana Dean Wm. Taylor; Ingrid Olmsted 1975-8-24 315 Shasta Lassen National Forest: Thousand Lakes Wilderness, Magee Peak and vicinity. 2438 Comment
  RSA82856  Cassiope mertensiana subsp. californica J. M. Tucker 1951-8-3 2217 Shasta Lassen Volcanic National Park. Comment
  UC1553528  Castilleja E. Dean 1988-7-13 130 Shasta Rd 38N10 going n to Red Mtn. (on w side of rd, just n of jct with 37N72Y (where power line crosses the road, Pacific Crest Trail on w side of rd traveling n) Comment
  CHSC88745  Castilleja angustifolia R. Fischer; J. Marr 2004-5-25 260 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. 1021 Comment
  JEPS77777  Castilleja applegatei subsp. martinii Diane Reed 1978-5-13 94 Shasta Beegum Gorge Road (Forest Service Road 1S02) Chanchuella Peak Quad. 975 Comment
  CDA13091  Castilleja applegatei subsp. pinetorum G. F. Hrusa, T. D. Wilfred 1996-6-11 13025 Shasta Lassen National Forest; W side of Hwy 89-44 approx. 1/2 mile S of Big Spring. 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
  JEPS30944  Castilleja applegatei subsp. pinetorum D. E. Breedlove 1962-6-12 3405 Shasta 7.2 mi s State Highway 89 junction with U.S. Highway 299 (along State Highway 89); Cascade Range 1021 Comment
  JEPS59020  Castilleja applegatei subsp. pinetorum Hans Leschke 1961-8-18 1824 Shasta n slope Diamond Pk.; Lassen Volcanic National Park Comment
  UC885329  Castilleja applegatei subsp. pinetorum E. G. Anderson 1935-9-2 Shasta Brokeoff Mountain; Lassen Volcanic National Park 2743 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
  JEPS105107  Castilleja arachnoidea Dean W. Taylor 1993-7-9 13834 Shasta Echo Lake; ca. 8 air miles WSW of Dunsmuir; Shasta-Trinity National Forest, Trinity Mountains 1828 Comment
  JEPS76160  Castilleja arachnoidea T. I. and Fei-Mei Chuang 1977-7-26 7663 Shasta just w Kings Creek Meadow; Lassen National Park 2316 Comment
  JEPS3791  Castilleja attenuata J. W. Blankinship 1911-4-11 Shasta Redding Comment
  UC886501  Castilleja lacera Alice Eastwood Jun 29 1912-Jul 11 1912 752 Shasta Goose Valley Comment
  CAS-BOT-BC251916  Castilleja lemmonii A. H. Kramer 1932-1-1 s.n. Shasta Lassen National Park near Prospect Pk. Comment
  CAS-BOT-BC251923  Castilleja lemmonii Hans Leschke 1960-8-8 1732 Shasta Emerald Lake 2453 Comment
  CAS-BOT-BC251925  Castilleja lemmonii R. C. Bacigalupi 1953-8-1 s.n. Shasta Mt. Lassen Comment
  JEPS6870  Castilleja lemmonii George Gillett 1952-8-26 Shasta Kings Creek, upstream from Kings Creek highway crossing Kings Creek; Lassen Volcanic National Park 2255 Comment
  UC532169  Castilleja lemmonii Herbert F. Copeland 1931-8-9 Shasta shores Emerald Lake; Mt. Lassen 2438 Comment
  CAS-BOT-BC251912  Castilleja lemmonii Jeanne Janish; Carl Janish 1938-9-6 s.n. Shasta Near stream bed and in marsh land at shore of Summit Lake, Lassen National Park 2042 Comment
  JEPS3601  Castilleja miniata George Gillett 1952-7-29 116 Shasta above Hat Lake (Paradise Meadow); Lassen Volcanic National Park, Paradise Meadow 2148 Comment
  UC885328  Castilleja miniata E. G. Anderson 1935-8-29 Shasta Dersch Meadows; Lassen Volcanic National Park 1981 Comment
  SJSU565  Castilleja miniata G. Witherspoon 1940-6-23 2084 Shasta Hat L, Lassen Volcanic National Park 2014 Comment
  UCR268864  Castilleja tenuis Jim Andre, Tasha La Doux, , Senna T. Andre, Elias Andre 2013-7-12 31418 Shasta along north side of Hwy 89 at Pondosa Rad exit, Little Bear Flat, c. 25 mi east of McCloud, c. 20 mi north of Burney, just south of Siskiyou County line 1236 Comment
  CAS-BOT-BC48630  Ceanothus cordulatus Alice Eastwood 1912-6-29 865 Shasta Goose Valley Comment
  UCD166593  Ceanothus cordulatus Dylan O. Burge 2016-9-1 2136 Shasta Hatchet Mountain Summit. 1330 Comment
  CAS-BOT-BC48384  Ceanothus cuneatus Carl B. Wolf 1941-7-25 11069 Shasta 8 mi. SW. of Fall River Mills on U.S. Highway #299 914 Comment
  CAS-BOT-BC49027  Ceanothus cuneatus Joseph J. Waner 1968-9-24 367 Shasta .5 m. e. of 297 int. with 89 near Burney Falls Comment
  CHSC14131  Ceanothus cuneatus L. V. Ritter 1969-4-19 193 Shasta E side of Forward Rd, ca. 8 mi ne of Manton. Comment
  CHSC9221  Ceanothus cuneatus G. Strausbaugh 1970-3-29 22 Shasta East bank of Whiskey Creek ca. 100 ft. above water and ca. 25 yds. nw of Whiskeytown Hwy. 373 Comment
  CDA35518  Ceanothus cuneatus J. R. Keck Jr. 1978-3-1 PDR# 237775 Shasta Bear Creek Falls; south of Whitmore. 0 Comment
  RSA753167  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 1166 b Shasta Cayton Valley, roadside on SR 89 immediately N of intersection with Cayton Valley Road, parking 2.6 road miles (4.2 km) N of SR 89 bridge over Lake Britton, 19.0 km 6 degrees (True) NNE of Burney. 960 Comment
  SEINET10805176  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-11 Burge 1151 c Shasta Crystal Creek watershed, north of Crystal Creek Road, adjacent to right-of-way for high-power electrical transmission lines, accessed via dirt road leading from Crystal Creek Road to transmission line right-of-way, parking 1.2 road miles (1.9 km) south-west of intersection with SR 299, 4.9 km 204 deg. (True) SSW of French Gulch. 530 Comment
  UCSB24506  Ceanothus cuneatus var. cuneatus McMinn, H. 1931-5-22 Shasta Redding Comment
  CAS-BOT-BC63636  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1934-4-21 1805 Shasta Between Lemoine and delta. Comment
  CAS-BOT-BC63644  Ceanothus integerrimus W. R. Dudley 1899-8-1 s.n. Shasta Clear Lake Valley. Comment
  SBBG51303  Ceanothus integerrimus J. Doty 1969-4-16 686 Shasta State Hwy 299, 23 mi W of Redding, Trinity Mtns 914 Comment
Read comments
Jul 12 2013
  UC1070760  Ceanothus integerrimus H. R. Josephson 1933-6-29 29 Shasta Head Mill Creek Weaverville quad. 701 Comment
  UCD22422  Ceanothus integerrimus Brian Vanden Heuvel 2003-4-9 183 Shasta Trinity National Forest. 3.5 miles North of CA 36 on Harrison Gulch Road. Comment
  RSA25719  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-26 11082 Shasta 6.7 miles NW of Baird on Hwy 99. 457 Comment
  CDA35588  Ceanothus integerrimus var. californicus T. C. Fuller 1962-5-17 8724 Shasta West of Hwy 99 at south end of Pit River Bridge, Shasta Lake. 0 Comment
  CAS-BOT-BC51061  Ceanothus integerrimus var. macrothyrsus Chas. J. Kraebel 1933-9-24 s.n. Shasta Creek bed, Kennett, near Shasta Hotel Comment
  CAS-BOT-BC51068  Ceanothus integerrimus var. macrothyrsus Mrs. D. B. McAllister 1918-5-29 3 Shasta Ydalpom Comment
  CAS-BOT-BC50606  Ceanothus lemmonii Lester Rowntree 1937-7-15 s.n. Shasta Between Redding & French Gulch Comment
  HSC46272  Ceanothus lemmonii Christopher Knopp 1978-5-13 53 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  HSC85964  Ceanothus lemmonii J. P. Smith, J. O. Sawyer 1982-5-9 10408 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 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
  RSA48589  Ceanothus lemmonii P. A. Munz 1949-5-18 13313 Shasta 5 miles S of Dunsmuir. 610 Comment
  CAS-BOT-BC50617  Ceanothus lemmonii E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  RSA613228  Ceanothus lemmonii Louis C. Wheeler 1935-4-28 344 Shasta O'Brien Creek off Sacramento River. (Mt. Diablo Meridian) 427 Comment
  CAS-BOT-BC83830  Ceanothus pinetorum Dylan O. Burge 2009-5-11 1152 b Shasta Buckhorn Bally, N slope (Crystal Creek waershed) 1460 Comment
  CHSC93618  Ceanothus pinetorum C. L. Schmidt 1994-7-8 1305 Shasta Shasta/Trinity County line: 2.7 - 3 miles N of CA Hwy. 299 (Buckhorn Summit) on County Line Road. 1066 Comment
  HSC60317  Ceanothus prostratus J. P. Smith, J. O. Sawyer 1972-5-6 5240 Shasta Lassen National Forest, Boundary Campground on Hwy. 89, S of Burney. 1067 Comment
  JEPS42396  Ceanothus prostratus Chesnut and Drew 1891-1 Shasta Lassen Peak Comment
  RSA712072  Ceanothus prostratus C. L. schmidt 1995-6-8 1335 Shasta 1.6 miles N of Spring Creek road from A19, 3.5 miles E of Dana on A19. 1037 Comment
  CAS-BOT-BC52073  Ceanothus prostratus C. H. M. 1907-9-11 s.n. Shasta Montgomery Hill Comment
  CAS-BOT-BC52416  Ceanothus velutinus var. velutinus Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CAS-BOT-BC376360  Centaurea Greg de Nevers 2001-7-25 12621 Shasta Ahjumawi State Park. 914 Comment
  HSC101630  Centaurea cyanus J. P. Smith 2010-6-24 12951 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  JEPS104359  Centaurea melitensis Lowell Ahart 2003-5-22 10201 Shasta On the side of a water ditch, e of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SEINET3450919  Centaurea melitensis Lowell Ahart, John Dittes 2003-5-22 10201 Shasta Cottonwood, Cottonwood, about 11 air miles east/northeast, north side of the water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 air miles west/southwestof Darah Springs State Fish Hatchery 250 Comment
  JEPS93988  Centaurea virgata subsp. squarrosa Vernon H. Oswald 1998-8-30 9559 Shasta e. side of the s.w. (largest) cinder pit in the cluster on Fall R. Mills-Cassell Rd. 1158 Comment
  OBI75207  Centaurium David J. Keil, with Kathleen Keil 2011-7-25 31089 Shasta Trailhead area, south side of Clear Creek Road west of Redding 150 Comment
  RSA768288  Centaurium muehlenbergii Justin M. Wood 2010-9-1 2503 Shasta [Sacramento River:] City of Redding: Small pond open to the river on the west side of the river, +/- 0.5 miles upstream of Cypress Ave bridge. 143 Comment
  POM260297  Centaurium venustum C. L. Hitchcock 1940-5-17 6437 Shasta 3 miles east of Redding. 152 Comment
  UC878336  Centaurium venustum C. L. Hitchcock 1940-5-17 6437 Shasta 3 mi e Redding 152 Comment
Read comments
Apr 7 2016
  UCR143019  Centaurium venustum subsp. abramsii C. L. Hitchcock 1940-5-17 6437 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC288791  Centromadia fitchii Jas. McMurphy 1914-6-21 s.n. Shasta Redding Comment
  UC1069520  Centromadia fitchii P. L. Johannsen 1932-6-21 142 Shasta near Moody Creek; Redding Quad. 304 Comment
  UC61682  Centromadia fitchii Geo. B. Grant 1902-9-1 5272 Shasta Redding 0 Comment
  CAS-BOT-BC222965  Cephalanthus occidentalis Marcus E. Jones 1931-7-16 29083 Shasta Pitt River bridge Comment
  CAS-BOT-BC222974  Cephalanthus occidentalis Carl B. Wolf 1930-10-14 1742 Shasta 5 miles east of Redding on road to Burney 152 Comment
  RSA46734  Cephalanthus occidentalis Doris K. Kildale 1927-7-3 3667 Shasta Road betw Old Shasta and Redding Comment
  RSA768477  Cephalanthus occidentalis var. californicus Justin M. Wood 2010-9-2 2589 Shasta City of Redding: +/- 0.5 miles downstream of Cypress Ave bridge, area with several isolated ponds on the east side of the river. 143 Comment
  SDSU9276  Cephalanthus occidentalis var. californicus Harvey 1938-8-15 2359 Shasta Near Redding, W. S. 299 Comment
  UC852548  Cerastium fontanum subsp. vulgare Alice Eastwood Jun 29 1912-Jul 11 1912 716 Shasta Goose Valley Comment
  JEPS51342  Cerastium glomeratum J. W. Blankinship 1911-4-16 Shasta Redding Comment
  CAS-BOT-BC207603  Cercis occidentalis John Thomas Howell 1927-4-6 2308 Shasta Near Whiskeytown Comment
  CAS-BOT-BC207605  Cercis occidentalis D. E. Breedlove 1962-6-11 3381 Shasta Along Hwy 89, 3.1 miles N of Burney Falls State Park; Cascade Range 914 Comment
  CHSC57374  Cercis occidentalis Helen Parker 1990-4-15 150 Shasta Hwy 299E, 3 mi n of Diddy Wells Fire Station, s side of Hwy 299 on Cow Creek. 152 Comment
  UCSB12839  Cercis occidentalis Breedlove, Dennis 1962-6-11 Shasta Along State Highway 89; 3.1 miles north of Burney Falls State Park; Cascade Range 914 Comment
  RSA59570  Cercis occidentalis Verne Grant, Alva Grant 1950-7-14 8951 Shasta On Hogback Ridge ca. 7 miles west of Fall River Mills on Highway 299. Comment
  CHSC88342  Cercocarpus betuloides var. betuloides R. Fischer; J. Marr 2004-5-24 225 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  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
  CAS-BOT-BC276746  Chaenactis douglasii var. douglasii Ellsworth Bethel 1923-6-20 s.n. Shasta Weed Comment
  CAS-BOT-BC276737  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-22 36382 Shasta Anklin Meadows 1889 Comment
  CAS-BOT-BC276742  Chaenactis douglasii var. douglasii George W. Gillett; G. L. Stebbins 1952-8-7 152 Shasta In devastated area about 0.25 mile below (N of) Hat Lake 1996 Comment
  RSA93796  Chaenactis douglasii var. douglasii F. W. Peirson 1932-7-12 10233 Shasta Slopes of Red Crater, Thousand-Lake Basin 1951 Comment
  UCD130359  Chaenactis glabriuscula var. heterocarpha Mark Flippo 1978-5-13 56 Shasta Beegum Gorge Road (Forest Service Road 1S02). 975 Comment
  UC90187  Chaenactis nevadensis R. M. Austin 1896-7-1 501 Shasta Lassen Peak Comment
  UCD67766  Chaenactis nevadensis Collector unknown 1996-9-8 Shasta Lassen Volcanic National Park. Perennial plant communities in rocky and dry slopes at Lassen Peak. 3020 Comment
  UC719773  Chamaebatia foliolosa Rogers McVaugh 1941-8-4 6242 Shasta 5.7 mi w of Burney Comment
  JEPS44975  Chamaebatiaria millefolium W. L. Jepson 1914-8-11 5765 Shasta Upper Fall River Valley, ne of Dana, ne Shasta County Upper Fall River Valley 1036 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
  CHSC96295  Chamaesyce serpillifolia subsp. serpillifolia R. Fischer 2006-7-20 910 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected off east side of Rat Farm Road ca. 1 mile north of McArthur. Plants growing in a drainage swell on a sagebrush/Artemisia transmontane meadow. 1011 Comment
  JEPS91373  Chamaesyce serpillifolia subsp. serpillifolia Dean W. Taylor 1991-6-12 11895 Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  UC1593366  Cheilanthes cooperae Alan Smith with Chris Richards, and C. Don Macneill 1992-6-7 2546 Shasta 0.7 mi e of entrance Hirz Bay Campground (10 mi e of Interstate 5 (Gilman Rd - Salt Creek Rd turnoff), McCloud arm of Lake Shasta, along Gilman Rd) 609 Comment
  JEPS104929  Cheilanthes gracillima Dean W. Taylor 1993-6-2 13552 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-BC70221  Cheilanthes gracillima W. B. C. 1938-8-18 11491 Shasta Lower Horse Camp, slopes above Horse Camp 2514 Comment
  UC452536  Chenopodium pumilio Milo S. Baker 1898-7-4 274 Shasta Stillwater Comment
  CHSC61099  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-7-27 5727 Shasta Lassen Volcanic National Park. Lower lake in Blue Lake Canyon. 2072 Comment
  HSC71153  Chimaphila umbellata Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-23 4467 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  LA21311  Chlorogalum angustifolium C. L. Hitchcock; 1940-5-17 6460 Shasta 3 mi E of Redding 152 Comment
  CAS-BOT-BC498787  Chlorogalum angustifolium H. M. Hall; E. B. Babcock 1903-6-1 4003 Shasta Mesas opposite Redding 152 Comment
  UC1600714  Chlorogalum angustifolium H. M. Hall and E. B. Babcock June 1903 4003 Shasta near Redding; Upper Sacramento Valley 152 Comment
  JEPS109172  Choisya ternata D. W. Taylor 2007-5-18 20124 Shasta Kosk Creek, vicinity of Lofton. Comment
  UC1747932  Chondrilla juncea Molly Bagley 1997-6-16 Shasta Lake Shastina Golf Course, 0.5 acre over 2 acres. Comment
  CDA7846  Chorispora tenella Martyn 2007-11-28 PDR# 1361269 Shasta McArthur Swamp 0 Comment
  SEINET4023386 Image available Chrysanthemum segetum O. M. Clark 1947-1 14330 Shasta East of Redding. Comment
  CAS-BOT-BC36230  Chrysolepis sempervirens John Thomas Howell 1960-8-22 36347 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  RSA201369  Chrysolepis sempervirens J. T. Howell 1960-8-22 36372 Shasta Just east of Chaos Jumbles. 1829 Comment
  UCD110147  Chrysolepis sempervirens D. Sanchez-Mata 1997-9-18 s.n. Shasta Mount Shasta-McCloud. Snowmans Hill. Ski Park (Mount Shasta) Road. Mount Shasta basis. 1700 Comment
  RSA79085  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls, Percy C. Everett 1952-10-14 18199 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
  JEPS21406  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1914-8-10 5759 Shasta Upper Fall River Valley 1036 Comment
Read comments
1
  JEPS100738  Cicendia quadrangularis Dean W. Taylor 1993-4-16 13346 Shasta Coleman Forebay 289 Comment
  SEINET7067168  Cicendia quadrangularis A. G. Vestal 1947-5-2 s.n. Shasta About 2.5 miles south of Redding on Route 273. Coordinate datum: NAD27. UTM Zone 10, 557111mE, 4480165mN. Comment
  UC337300  Circaea alpina subsp. pacifica unknown Shasta Lassens Peak Comment
  POM271464  Circaea alpina subsp. pacifica Lyman Benson 1930-7-18 2208 Shasta E. of Round Mountain, River: Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  CAS-BOT-BC285333  Cirsium andersonii Hans Leschke 1957-9-19 1523 Shasta Lassen Volcanic National Park. Trail near Swan Lake 2011 Comment
  CAS-BOT-BC285335  Cirsium andersonii Hans Leschke 1957-9-19 1523 Shasta Lassen Volcanic National Park. Trail near Swan Lake 2011 Comment
  CDA20590  Cirsium andersonii J. McGowan 2005-8-4 PDR 1292096 Shasta Northern California; Rock Creek Rd, 1 mi S of SR 299. 0 Comment
  CAS-BOT-BC277961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-11 7909 Shasta Near Fall River Mills Comment
  CHSC89637  Cirsium occidentale var. candidissimum R. Fischer 2004-7-3 337 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Camp 7. 1010 Comment
  CAS-BOT-BC280357  Cirsium occidentale var. venustum John Thomas Howell 1952-6-13 28325 Shasta Bridge Bay, Shasta Lake 304 Comment
  UCR3566  Cirsium pastoris Frank C. Vasek 1964-8-4 640804- 18 Shasta Harrison Gulch Ranger Station at campground 823 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
  JEPS124649 Image available Cirsium pastoris S. Hardinghaus 1967-7-12 16776 -123 Shasta Pit River Gorge lookout. Hwy 299 5 1/2 mi S of Hat Creek Park. 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-BC439042  Cistanthe monosperma Miss E. Cannon 1895-6-17 s.n. Shasta Shasta Comment
  CAS-BOT-BC228932  Cistanthe umbellata M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CAS-BOT-BC228941  Cistanthe umbellata Alice Eastwood 1912-6-29 1009 Shasta Goose Valley Comment
  CAS-BOT-BC162627  Clarkia Brooks s.n. Shasta Butte Cr. Comment
  HSC103926  Clarkia amoena subsp. whitneyi L. Ahart, John Dittes 2011-6-20 17475 Shasta About 17 mi. (air) NE of Redding; west side of Hwy. 299, ~3,745 ft. S of Ingot 328 Comment
  LA206031  Clarkia borealis Peter H. Raven; O. Solbrig 1958-6-16 13227 Shasta rd to Craig's Dock, Shasta Lake Comment
  LA84433  Clarkia borealis Rimo Bacigalupi; 1959-6-29 7170 Shasta Dog Creek Canyon, 1/4 mi above its confluence with the Sacramento River, 1/2 mi below Delta 350 Comment
  CHSC110656  Clarkia borealis subsp. borealis Julie Kierstead Nelson; Talitha Penland Derksen 2011-7-7 2011 -34 Shasta West side of Shasta Lake, along Forest Road 12 between Friday Louden Mine and Squaw Creek, 2 miles NW of Shasta Dam. 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
  UC922408  Clarkia concinna subsp. concinna Annie M. Alexander and Louise Kellogg 1949-6-24 5692 Shasta road to White Rock Ranger Station; Harrison Gulch 807 Comment
  CHSC93095  Clarkia gracilis R. Fischer 2005-5-23 453 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Growing outside of park along Rat Farm Road near the town of McArthur. 1010 Comment
  CAS-BOT-BC164536  Clarkia gracilis subsp. albicaulis L. E. Smith 1913-5-28 315 Shasta Pitt River Comment
  CAS-BOT-BC162504  Clarkia gracilis subsp. gracilis James Jokerst 1985-5-27 2378 Shasta Near rock Creek, Pondosa SW Quad. 943 Comment
  CAS-BOT-BC162508  Clarkia gracilis subsp. gracilis D. E. Breedlove 1962-6-11 3392 A Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  CAS-BOT-BC163177  Clarkia lassenensis C. L. Hitchcock 1940-5-24 6529 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills Comment
  CHSC90291  Clarkia lassenensis L. P. Janeway 1995-6-9 4778 Shasta High Cascade Range. Along Hwy 299 about 6.8 mi northeast of Ingot and 3.7 mi southwest of Round Mountain. 469 Comment
  JEPS108142  Clarkia lassenensis L. P. Janeway 1995-6-9 4778 Shasta High Cascade Range. Along Hwy 299 about 6.8 mi northeast of Ingot and 3.7 mi southwest of Round Mountain 469 Comment
  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
  CDA38045  Clarkia lassenensis T. C. Fuller 1962-5-17 8731 Shasta East of Highway 99, 0.7 mile south of O Brien, Shasta Lake Region. 0 Comment
  HSC97686  Clarkia mildrediae Thomas W. Nelson, Martin Lenz & Rhonda Poseg 2006-6-30 9444 Shasta Along Big Bend Rd., in clearing under dual power lines crossing road 900 Comment
  JEPS104957  Clarkia purpurea subsp. purpurea Dean W. Taylor 1996-7-7 15767 Shasta Backbone Ridge in the watershed draining to Seaman Gulch; about 16 air miles NE of Redding (2 miles west of Ingot); Shasta-Trinity National Forest 533 Comment
  CHSC93098  Clarkia purpurea subsp. quadrivulnera R. Fischer 2005-7-17 531 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc plateau. Located in open pine/juniper woodland at edge of a meadow on the west shore of Big Lake. 1011 Comment
  CHSC9465  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta 10 ft. above water on w bank of first cove nw of Brandy Creek Swimming Area. 371 Comment
  UC1122414  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1932-6-3 106 Shasta s Dry Clover Creek; Redding Quadrangle 365 Comment
  HSC23369  Clarkia purpurea subsp. quadrivulnera G. Strausbaugh 1970-5-24 79 Shasta W bank of first cove NW of Brandy Creek Swimming Area 372 Comment
  CAS-BOT-BC164960  Clarkia rhomboidea Alice Eastwood 1912-6-29 s.n. Shasta Goose Valley Comment
  CHSC88331  Clarkia rhomboidea R. Fischer; J. Marr 2004-5-24 214 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located along Spatter Cone Trail. 1051 Comment
  CDA38041  Clarkia rhomboidea T. C. Fuller 1963-7-15 10875 Shasta South side of Highway 299 to Fall River Mills, 4.4 miles east of Burney. 0 Comment
  RSA60873  Clarkia rhomboidea Frank W. Gould 1939-5-26 741 Shasta 17 miles N of Redding 457 Comment
  UC1059055  Claytonia lanceolata Mary W. Twight 1956-6-9 51 Shasta 3 mi up Echo Lake trail (canyon of the middle fork of Castle Creek) 762 Comment
  UC852053  Claytonia nevadensis E. G. Anderson 1935-8-28 Shasta Crescent Cliffs; Lassen Volcanic National Park 2286 Comment
  CHSC9335  Claytonia parviflora subsp. parviflora G. Strausbaugh 1970-3-29 26 Shasta Ca. 10 ft. above water on shaded w bank Whiskey Creek ca. 30 yds. w of Whiskeytown Hwy. 373 Comment
  CAS-BOT-BC233849  Claytonia parviflora subsp. parviflora E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC440056  Claytonia perfoliata subsp. perfoliata L. E. Smith 1913-3-28 21 Shasta McCloud river near Baird Comment
  JEPS87634  Claytonia rubra Vernon H. Oswald and Lowell Ahart 1994-5-12 6206 Shasta ca 1.3 mi e Sugarloaf Creek Bridge (Lakeshore Dr (35N08) paralleling the w side of the Sacramento River Arm of Shasta Lake, at the first stream entering the lake) 326 Comment
  CHSC110801  Claytonia rubra subsp. rubra Dean Wm. Taylor 2013-4-25 21340 Shasta Magee Peak vicinity: Cornaz Lake Road (Forest Road 26) about 1.5 miles up from (traveling west) Highway 89. 1188 Comment
  UCD123136  Claytonia rubra subsp. rubra Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7389 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  HSC48604  Claytonia saxosa Mark Flippo 1978-5-14 44 Shasta Blue Point 1524 Comment
  CAS-BOT-BC91524  Clematis lasiantha Alice Eastwood 1912-7-26 1456 Shasta Kennet [Kennett]. Comment
  CAS-BOT-BC499951  Clintonia uniflora Mrs. Gay 1893-6-1 s.n. Shasta McCloud River Comment
  UC54652  Collinsia parviflora H. M. Hall and E. B. Babcock Jun 1903 4211 Shasta Sierra Nevada Mountains, Fall River Springs, north-eastern Shasta County Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 Comment
  UCR208981  Collinsia parviflora J. M. Tucker 1970-5-3 4184 Shasta East side of Highway 299, 2 miles southwest of Pit River crossing 915 Comment
  HSC46982  Collinsia rattanii Diane L. Reed 1978-5-13 109 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  SEINET10964452  Collinsia rattanii Mary Susan Taylor 1980-6-10 Taylor 2798 Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  RSA103942  Collinsia tinctoria Alice Eastwood 1912-7-25 1416 Shasta Pitt to Baird. Comment
  RSA113297  Collinsia torreyi E. K. Balls, Lee W. Lenz 1956-6-19 21826 Shasta 2.7 mi. n. of Subway Cave along Hat Creek, State Hwy. 89, McCloud to Mt. Lassen. 1341 Comment
  SEINET10964454  Collinsia torreyi Mary Susan Taylor, James D. Jokerst Taylor 5505 Shasta On small knoll S side of 37N30, ca. 1/4 mi SE of Rock Creek Campgound, ca. 3 air mi W of Lake Britton, ca. 10 air mi N of Burney. Yellow Pine Forest. Comment
  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
  UC1024369  Collinsia torreyi var. wrightii George W. Gillett 1952-7-13 66 Shasta vicinity of Sulphur Works (near Store Building LVNP 6950, along trail to small cabins, Lassen Volcanic National Park); Lassen Volcanic National Park 2133 Comment
  HSC71917  Collomia diversifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5811 Shasta Shasta-Trinity National Forest, along USFS Rd. 28N07 E of junction with Rd. 41 1220 Comment
  SEINET10496931  Collomia grandiflora Mary Merello 1993-6-24 Merello 715 Shasta Shasta-Trinity National Forest. Open pine woodlands along Hwy. 89 just N of Hwy. 289-Hwy. 89 intersection. 940 Comment
  SEINET3860933  Collomia grandiflora Leigh A. Johnson 2004-6-17 04 -121 Shasta Fuller Flat. North side of Hwy 299, just west of milemarker 64.71, about 14 miles west of jct with Hwy 89. At pullover area with gravel 'side road' parallel to 299.; 0 1156 Comment
  SJSU529  Collomia grandiflora G. Witherspoon 1940-6-25 2092 Shasta McArthur Burney Falls State Park 1219 Comment
  UC501430  Collomia grandiflora Frank W. Peirson 1932-7-16 10308 Shasta top of wooded slope behind camp Burney Spring 1432 Comment
  UC1731473  Collomia heterophylla Dean W. Taylor 1993-6-14 13592 B Shasta ca. 3 air mi. e. Sims Flat (headwaters N. Fork Salt Creek); Cascade Ranges (CaRH), Sacramento R. Canyon, N. Fork Salt Cr 853 Comment
  UC1185289  Collomia heterophylla H. E. Brown May 15 1897-May 28 1897 258 Shasta near Pit River Ferry Comment
  UC73640  Collomia heterophylla Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  UCD33947  Collomia heterophylla Beecher Crampton 1975-5-3 9181 Shasta Shasta Lake, Sacramento River, Backbone Ridge. Comment
  JEPS3307  Collomia larsenii George Gillett 1952-8-30 238 Shasta s slope of peak Lassen Volcanic National Park, Lassen Peak 3078 Comment
  RSA115247  Collomia larsenii George W. Gillett 1952-8-30 238 Shasta Summit area of Lassen Peak 3140 Comment
  RSA0014272  Collomia linearis Justin M. Wood 2010-9-2 2568 Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  CHSC30115  Collomia tinctoria M. S. Taylor 1980-6-10 2795 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
  UCD112032  Comandra umbellata Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  JEPS95485  Comandra umbellata subsp. californica Vernon H. Oswald and L. Ahart 1994-4-27 6154 Shasta T34N R4W SE1/4 Sec. 20, ca. 1200 ft, Chaparral-Yellow Pine Forest ecotone. 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
  UC6127  Comandra umbellata subsp. californica M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  CAS-BOT-BC216015  Convolvulus James McMurphy 1914-6-16 s.n. Shasta Opposite Baker's place, Redding 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
  JEPS96837  Corallorhiza maculata Dean W. Taylor 1974-6-13 3695 Shasta 10 miles East of McCloud on Highway 89 1127 Comment
  UCD138900  Corallorhiza striata R. V. Parke 1954-5-15 112 Shasta off Highway 44, near Shingletown. 1219 Comment
  JEPS57509  Cordylanthus pilosus subsp. hansenii L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-14 2132 Shasta about 1 mi s route 44 (along road (A-17) to Cottonwood-Anderson) 457 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
  UCR71592  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2787 Shasta Along Route 299, 1.8 mi west of French Gulf Jct (17 mi west of Redding) 549 Comment
  JEPS86684  Cordylanthus pilosus subsp. pilosus L. R. Heckard with T. I. Chuang 1990-7-15 6767 Shasta near Platina (along Platina Rd., 4 mi ne of Hwy 36) 820 Comment
  SEINET10549250  Cordylanthus pringlei Mary Susan Taylor 1980-8-14 Taylor 3234 Shasta T28N R11W south central sec 1, Dubakella Mt quad. Shasta-Trinity Natl Forest, on serpentine ridge on SW sid eof rd 28N68, ca. 0.2 mi S of its jct with 28N15, ca 1.2 mi NE of Regan Meadow, ca. 6 mi S of Wildwood. 1494 Comment
  CHSC105590  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16235 Shasta Lassen National Forest; Red Mountain, along road 34N19. 1434 Comment
  POM356052  Coreopsis tinctoria E. E. Stanford 1930-6-15 1550 Shasta 4 mi S of Redding. Comment
  UC1122773  Cornus glabrata P. L. Johannsen 1932-5-26 88 Shasta Redding Quad., McCloud R. 243 Comment
  UC412937  Cornus glabrata Milo S. Baker 1900-5-21 Shasta Oak Run Comment
  CAS-BOT-BC209855  Cornus nuttallii C. A. Rose 1930-4-25 s.n. Shasta Near Redding Comment
  CAS-BOT-BC212048  Cornus nuttallii Mrs. D. B. McAllister 1918-4-29 23 Shasta Ydalpom Comment
  CAS-BOT-BC212044  Cornus nuttallii Jones; Alexander 1902-6-25 s.n. Shasta Spring Camp Comment
  JEPS124847 Image available Cornus nuttallii B. Corwin 1964-7-2 133 Shasta Castle Craig State Park off rte. 99. Comment
  CHSC88735  Cornus sericea subsp. sericea R. Fischer; J. Marr 2004-5-25 249 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located on n.e. shore of Big Lake. 1008 Comment
  CHSC63561  Cornus sessilis Vernon H. Oswald; Lowell Ahart 1994-5-12 6198 Shasta Sugarloaf Creek Trail ca. 1.75 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 441 Comment
  CHSC96362  Cornus sessilis Susan Bazell; W. Dempsey, G. Ingco, D. Domish 2007-3-22 50 Shasta Whiskeytown Natl. Recreation Area. Road to Brandy Creek Falls Trail just below first junction with Rich Gulch Trail. Uphill edge of road. 579 Comment
  JEPS121720  Cornus sessilis Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -064 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18. Comment
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Dec 4 2015
  JEPS87569  Cornus sessilis Vernon H. Oswald and Lowell Ahart 1994-5-12 6198 Shasta w. side of Sacramento R. arm of Shasta lake (Sugarloaf Creek Trail ca. 1.75 mi. n.w. of trailhead located on Lakeshore Dr. (35N08)); Sacramento R. arm of Shasta lake 441 Comment
  POM272560  Corydalis caseana Lyman Benson 1930-7-18 2202 Shasta E. of Round Mountain, Hatchet Creek; Mt. Range: N. Sierra Nevada. 1220 Comment
  UC854987  Corydalis caseana subsp. caseana E. G. Anderson 1935-9-2 Shasta lower part of Brokeoff Trail Brokeoff Trail 2286 Comment
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Oct 26 2007
  CAS-BOT-BC180180  Corylus cornuta subsp. californica Julie Kierstead Nelson 2006-5-10 2006 -006 Shasta Brwons Creek & Chanchellula Creek confluence, Forest Road 1, 1 mile SW of Deerlick Springs 975 Comment
  POM139720  Crataegus castlegarensis Milo S. Baker 1899-8-5 s.n. Shasta Fall River Lake Comment
  CDA10991  Crataegus douglasii G. F. Hrusa 1991-6-27 8483 Shasta Pit River Drainage; along Hat Creek immediately below Hat Creek Powerhouse #2. Comment
  SEINET7356584  Crataegus douglasii William A. Dayton 1913-7-25 413 -1/2 Shasta Shasta NF; On Trinity Mtn.; 0 1219 Comment
  CAS-BOT-BC290537  Crepis capillaris H. D. Ripley; R. C. Barneby 1948-7-6 9646 a Shasta Castle Rock 640 Comment
  RSA27983  Crepis intermedia C. L. Hitchcock 1940-5-26 6626 Shasta 2 miles W of Fall River Mills 1341 Comment
  CAS-BOT-BC376535  Crepis monticola William A. Dayton 1913-7-25 403 Shasta Shasta National Forest. Trinity Mt. Range 1310 Comment
  JEPS28741  Crepis occidentalis George W. Gillett 1957-8-10 1023 Shasta saddle between Ski Heil and Pilot Pinnacle (e exposure); Lassen Volcanic National Park 2636 Comment
  UCSB15963  Crepis occidentalis Breedlove, Dennis 1962-6-12 Shasta Along State Highway 89, 4.0 miles south of junction with U.S. Highway 299; Cascade Range 1021 Comment
  CAS-BOT-BC290758  Crepis occidentalis subsp. occidentalis Alice Eastwood; John Thomas Howell 1940-6-11 7932 Shasta Near Fall River Mills Comment
  HSC7978  Croton setiger J. W. Blankinship 1909-10-16 Shasta Comment
  JEPS83682  Crucianella angustifolia Dean Wm. Taylor with Rexford E. Palmer 1988-5-5 9621 Shasta 1.2 mi e Salt Creek crossing of Highway 299 (Woodman Creek, along Highway 299); Upper Sacramento Valley, Bella Vista 7.5' quad. 192 Comment
  UC1286499  Crucianella angustifolia B. A. Madson 1944-6-12 Shasta near Igo Comment
  SEINET5545412  Cryptantha H. S. Gentry 1962-1 19711 Shasta 4.5 mi. south of Bella Vista. 152 Comment
  UC1359862  Cryptantha affinis Johnnie L. Gentry Jr. and Earl Jensen 1968-7-4 2115 Shasta 1 mi nw Calif. Hwy. 89 jct with A19 (on Calif. 89) 1264 Comment
  RSA79636  Cryptantha affinis F. W. Peirson 1932-7-14 10205 Shasta Thousand-Lake Basin. 1951 Comment
  UCD119052  Cryptantha ambigua Beecher Crampton 1960-6-16 5641 Shasta northeastern part of county, 7 miles south of Fall River Mills. 1188 Comment
  CHSC82089  Cryptantha crinita Samantha Mackey Hillaire 1997-4-13 153 Shasta Southeast of Anderson in a seasonal creek, 0.1 mi south of Ash Creek Road. 160 Comment
  OBI20735  Cryptantha flaccida Robert F. Hoover 1968-5-28 11122 Shasta Clough Crk at old Alturas rd Comment
  CHSC9247  Cryptantha intermedia G. Strausbaugh 1970-6-21 119 Shasta Near summit Buckhorn Bally ca. 5.5 mi s from U.S. Hwy. 299W 19.5 mi e of Douglas City. 1463 Comment
  UC725867  Cryptantha intermedia A. A. Heller 1942-5-3 Shasta 5.5 mi w Ono (on the Sunnyhill mine road) Comment
  JEPS90320  Cryptantha milobakeri Dean W. Taylor 1993-4-30 13386 Shasta North Fork Hazel Creek 1.5 mi sw of Castella (Sacramento River Canyon, Hazel Creek drainage); Cascade Ranges, Sacramento River Canyon 853 Comment
  JEPS28731  Cryptogramma cascadensis George W. Gillett 1957-8-8 990 Shasta ne shoulder Lassen Peak; Lassen Volcanic Nat'l Park 2529 Comment
  CAS-BOT-BC85644  Cupressus bakeri Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  RSA152466  Cupressus bakeri J. Mallory 1960-10-25 194 Shasta 7.5 miles south of Scott Mill, 5 miles WSW of Burney Mountain. Comment
  SEINET10531422  Cupressus bakeri Carl B. Wolf 1941-7-25 Wolfe 11067 Shasta 1/2 mi S.W. of Cypress camp ground; about 3 mi S of Hat Creek Ranger Sta. to Burney Spring Rd. Arid transition-Abies concolor, Pinus Ponderosa. Semi-shade-sun: Dry volcanic loam; open forest. 1525 Comment
  CAS-BOT-BC80731  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
  CAS-BOT-BC80745  Cupressus macnabiana C. B. Wolf; E. R. Johnson 1934-10-6 6164 Shasta Above Clear Creek 1 mi. from Whiskeytown on road to Redding 304 Comment
  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
  RSA212252  Cupressus macnabiana C. B. Wolf 1931-8-31 2383 Shasta 1 mile outside of Whiskeytown on the road to Redding 305 Comment
  UCD114693  Cupressus macnabiana Christopher Mallek 2008-1 s.n. Shasta Montgomery Creek. 628 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
  RSA85828  Cupressus macnabiana F. W. Peirson 1932-7-16 10302 Shasta At end of road going to Thousand-Lake Basin 1524 Comment
  RSA89419  Cupressus macnabiana E. K. Balls, Percy C. Everett 1953-10-14 18600 Shasta 0.5 mi E of Whiskeytown, Hwy 299, between Weaverville and Redding. 351 Comment
  JEPS47126  Cuscuta californica J. W. Blankinship 1910-7-16 Shasta Lamoine 853 Comment
  CAS-BOT-BC224417  Cuscuta californica Ellsworth Bethel 1923-6-23 s.n. Shasta Ingot Comment
  UC501433  Cycladenia humilis var. humilis Frank W. Peirson 1932-7-12 10197 Shasta s. of Burney (along rim of Red Crater); 1000-Lake Basin, Red Crater 2072 Comment
  RSA77805  Cynoglossum occidentale F. W. Peirson 1932-7-10 10207 Shasta Near Lake Eiler, Thousand-Lake Basin. 1951 Comment
  UC1100643  Cyperus niger Malcolm A. Nobs and S. Galen Smith 1949-7-19 1010 Shasta 1 mi. n. Anderson Comment
  SEINET12076830  Cypripedium californicum J. G. Lemmon n d s.n. Shasta Scotch Camp, near Shasta Comment
  CAS-BOT-BC70563  Cystopteris fragilis Hans Leschke 1954-9-21 s.n. Shasta Kings Creek Falls 2057 Comment
  RSA236754  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-22 42385 Shasta Castle Crags State Park 793 Comment
  UCD168833  Darlingtonia californica Barry Rice 2015-8-15 BR 150802 Shasta Root Creek Trail, Castle Crags State Park. 808 Comment
  HSC47002  Darmera peltata Sheila Logan 1978-5-13 128 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC402444  Darmera peltata Lewis C. Rosenbaum Jun 1916 Shasta Castella Sacramento River (in the Sacramento River, left bank) Comment
  CAS-BOT-BC420657  Darmera peltata William A. Dayton 1913-6-29 332 Shasta On banks of north fork of Swift Creek 792 Comment
  UC334700  Datisca glomerata unknown 242 Shasta Kelly; U. S. Pacific Slope, Kelly Comment
  UC872606  Datisca glomerata C. L. Hitchcock 1940-5-20 6499 Shasta 25 mi e of Redding Comment
  CHSC84044  Daucus pusillus Lowell Ahart; John Dittes 2003-5-22 10200 Shasta Water ditch, east of the poor dirt road, about 150 yards south of the Coleman Canal, about 1 1/8 miles west of the barn, 4 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 11 miles (air) east-northeast of Cottonwood. 259 Comment
  CAS-BOT-BC9840  Delphinium nudicaule F. Almeda; R. Eisenhardt 1995-5-29 7425 Shasta Willow Creek Ranch, about 6.8 miles south of the intersection of Calif. State Road # 89 and Squaw Valley Road in McCloud 883 Comment
  HSC47071  Delphinium nudicaule Stephen Plant 1978-5-13 248 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC1229847  Delphinium nudicaule Jean Langenheim 1957-5-18 4339 Shasta along creek 2 1/2 mi s Castella (e side of canyon); Sacramento River Canyon, Sweetbrier Creek (Sweetbrier) 609 Comment
  CAS-BOT-BC9842  Delphinium nudicaule A. L., Mrs. Coombs 1912-6-1 s.n. Shasta Baird Comment
  UCSB15826  Delphinium nudicaule Breedlove, Dennis 1962-6-11 Shasta east side of Burney Falls; Burney Falls State Park; Cascade Range 914 Comment
  CHSC93059  Delphinium nuttallianum R. Fischer 2005-4-17 511 Shasta McArthur. Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants growing on the north rim of a conic depression pond located west of Big Lake. 1013 Comment
  HSC65921  Delphinium patens C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 82 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  JEPS90887  Delphinium variegatum subsp. variegatum Dean Wm. Taylor with James R. Shevock 1993-5-1 13400 Shasta Shasta Lake Region, s end of Gray Rocks, Squaw Creek watershed Gray Rocks; Cascade Ranges, Shasta Lake Region, Gray Rocks 853 Comment
  CAS-BOT-BC83033  Dendromecon rigida W. R. Ernst 1959-8-8 280 Shasta 0.6 mile south of the Slate Creek Bridge along Highway 99. Comment
  CAS-BOT-BC201630  Deschampsia danthonioides A. A. Heller 1905-5-26 7855 Shasta Near Redding Comment
  HSC101483  Deschampsia danthonioides J. P. Smith 2013-6-1 13713 Shasta Along Archie Brown Road 1011 Comment
  UCD61395  Deschampsia danthonioides Beecher Crampton 1960-6-16 5642 Shasta 6 miles south of Fall River Mills. Comment
  UC1738918  Deschampsia elongata Dean Wm. Taylor and Ingrid Olmsted 1975-8-24 5415 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity 2179 Comment
  UC855119  Dicentra formosa E. G. Anderson 1935-9-2 Shasta lower part Brokeoff Trail; Lassen Volcanic National Park 2286 Comment
  CHSC114563  Dicentra formosa Jennifer Chambers 1995-5-24 Shasta Shasta-Trinity National Forests; Harrison Gulch; Middle Fork Cottonwood Creek. 800 Comment
  SD38251  Dicentra formosa Snyder McCallum May 1933 2143 Shasta Near O'Brian Creek. Comment
  CAS-BOT-BC402472  Dicentra formosa subsp. formosa Ellsworth Bethel 1923-6-19 s.n. Shasta Castella Comment
  CHSC7025  Dicentra uniflora K. R. Stern 1964-6-25 2122 Shasta Upper third trail to Paradise Meadows, ca. 1 mi. above Hat Lake parking area, Lassen Volcanic National Park. 2133 Comment
  JEPS14650  Dicentra uniflora Mary Twight 1956-6-10 46 Shasta ridge at nw end Echo Lake (in Seven Lakes Basin); Trinity Mountains, Seven Lakes Basin 1767 Comment
  SEINET4572219  Dichanthelium acuminatum subsp. fasciculatum B. Crampton 1964-8-26 7191 Shasta Caslte Crag, along railroad siding Comment
  CAS-BOT-BC500974  Dichelostemma capitatum G. Schoolcraft 1988-4-25 1786 Shasta West slopes of Hogback Ridge, south of Fall River Mills 1158 Comment
  CHSC93293  Dichelostemma capitatum subsp. capitatum R. Fischer 2005-4-17 574 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants growing on east facing slope in openings of juniper/pine woodlands west of lower Big Lake. 1010 Comment
  UCD147027  Dichelostemma congestum Robert E. Preston 2012-5-5 2873 Shasta 1.5 mi E of Igo, along Cloverdale Trail. 278 Comment
  UC367063  Dichelostemma ida-maia unknown Jun 1879 Shasta near Shasta Comment
  JEPS61810  Dichelostemma multiflorum J. W. Blankinship 1911-3-26 Shasta Redding Comment
  SEINET3885605  Dichelostemma multiflorum Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-23 705 Shasta Shasta-Trinity National Forest. Border of Castle Crags State Park. Along roadside, closest city Castella.; 0 680 Comment
  CAS-BOT-BC502647  Dichelostemma multiflorum Alice Eastwood 1912-6-29 851 Shasta Goose valley Comment
  CAS-BOT-BC502654  Dichelostemma multiflorum A. A. Heller 1905-5-26 7862 Shasta Near Redding Comment
  CAS-BOT-BC502658  Dichelostemma multiflorum L. E. Smith 1913-4-26 s.n. Shasta Anderson Comment
  UC711855  Dieteria canescens var. shastensis Roxana S. Ferris and Laura Lorraine 1941-8-10 10490 Shasta 3-4 mi e of McCloud and Bratle (State Highway 89) Comment
  JEPS28811  Dieteria canescens var. shastensis George W. Gillett 1958-6-30 1156 Shasta flats w and n Crescent Crater; Lassen Volcanic National Park 2362 Comment
  CAS-BOT-BC153293  Diplacus kelloggii Alice Eastwood 1912-7-1 804 Shasta Burney Falls Comment
  CAS-BOT-BC153295  Diplacus kelloggii C. L. Hitchcock 1940-5-20 6501 Shasta 25 miles east of Redding Comment
  CHSC49011  Diplacus torreyi Vernon Oswald 1986-6-27 2169 Shasta Dirt road to Grace Lake, 0.4 mi e of Shingletown-Manton Rd. 1036 Comment
  CAS-BOT-BC151262  Diplacus torreyi Alice Eastwood 1912-8-22 s.n. Shasta Trail from Morgans Springs to Lassen Butte Comment
  CAS-BOT-BC151266  Diplacus torreyi Ellsworth Bethel 1923-6-14 s.n. Shasta Whitmore Comment
  SBBG15308  Diplacus torreyi H. and M. Dearing 1938-6-27 2154 Shasta 6 mi E of Manzanita Comment
  SJSU1527  Diplacus tricolor C. W. Sharsmith 1954-6-23 6182 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  CHSC96201  Distichlis spicata R. Fischer 2006-7-21 914 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected in alkaline scalds at the edge of Horr Pond, near campsite 7. 1007 Comment
  UCD111686  Dodecatheon Christopher Mallek 2008-1 AC1- 6 Shasta Ash Creek. 876 Comment
  SEINET178167 Image available Dodecatheon alpinum Marcus E. Jones 1897-7-7 Shasta Lassen Peak. 1829 Comment
  CAS-BOT-BC136079  Dodecatheon alpinum Ellsworth Bethel 1923-6-14 s.n. Shasta Cow Creek, Rangers Station Comment
  POM77101  Dodecatheon alpinum subsp. majus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  CHSC9318  Dodecatheon hendersonii G. Strausbaugh 1970-3-22 10 Shasta Hillside immediately w of Brandy Creek Swimming Area parking lot, and ca. 25 ft. above road bed. 377 Comment
  JEPS104996  Downingia bacigalupii Dean W. Taylor 1996-6-15 15679 Shasta boggy meadow in Flat Woods, on east rim Pit River Canyon (about 3 air miles southeast of Big Bend; Shasta-Trinity National Forests 716 Comment
  UC1553489  Downingia bacigalupii E. Dean 1988-7-14 134 Shasta near Goose Valley Ranch (w of train tracks); Shasta City 792 Comment
  JEPS14490  Downingia cuspidata J. W. Blankinship 1911-5-12 Shasta Olinda Comment
  SEINET3450899  Downingia cuspidata Lowell Ahart, John Dittes 2003-5-12 10142 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 250 yards south of the barn 260 Comment
  CAS-BOT-BC41964  Draba albertina John Thomas Howell 1969-8-5 45877 Shasta Lassen Volcanic National Park. Dersch Meadows. Comment
  CHSC54466  Draba albertina Vernon H. Oswald 1991-7-29 4769 Shasta Lassen Volcanic National Park. Trail from Hat Lake to Paradise Meadow, ca. 0.25 mile south of the trailhead. Edge of a drainage. 1965 Comment
  CAS-BOT-BC42080  Draba aureola George W. Gillett 1953-7-16 279 Shasta Lassen Volcanic National Park. Summit area of Lassen Peak. 3048 Comment
  JEPS6301  Draba aureola W. L. Jepson 1910-6-8 4092 Shasta Lassen Peak 2895 Comment
  UC1553580  Draba howellii E. Dean 1988-7-11 113 Shasta w side Castle Dome , w side Castle Dome (Castle Crags) 1493 Comment
  CHSC509  Draba verna P. Delaplane 1965-4-3 35 Shasta Near Squaw hole rocks. Squaw Creek area of the Harry Horr Ranch. Ca. 5 mi. ne of Glenburn. 1219 Comment
  HSC71154  Draperia systyla Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-23 4466 Shasta Along road to Bully Choop 12 mi. from junction with County Rd. A16 Comment
  UCD113059  Drymocallis glandulosa A. A. Heller 1905-5-29 s.n. Shasta Near Redding. Comment
  CAS-BOT-BC159428  Drymocallis glandulosa var. glandulosa D. E. Breedlove 1962-6-11 3385 Shasta On east side of Burney Falls, Burney Falls State Park, Cascade Range 914 Comment
  UC1056245  Echinochloa crus-galli Virginia E. Long May 22 1931-Jun 4 1931 80 a Shasta vicinity Anderson; vicinity of Anderson Comment
  CHSC112693  Elatine californica Lowell Ahart; John Dittes 2013-6-9 18779 Shasta Bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  UC1731200  Eleocharis acicularis Dean W. Taylor 1999-8-13 17326 Shasta Pit River Canyon, pond in old partially forested borrow pit along road to Pit No. 5 dam about 2 miles southeast from Big Bend and 1 mile southeast of Pit No. 5 dam 624 Comment
  RSA768285  Eleocharis atropurpurea Justin M. Wood 2010-9-1 2500 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
  JEPS120920  Eleocharis parishii Lowell Ahart, John Dittes 2013-6-9 18790 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  RSA0106688  Eleocharis parishii Lowell Ahart, John Dittes 2013-6-9 18790 Shasta Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air miles north of McArthur, Fall River Valley, McArthur Swamp. 290 Comment
  RSA602933  Eleocharis radicans L. C. Wheeler 1958-8-24 7428 Shasta Shasta Lake. 1/4 mile W of mouth of Cove Creek. Comment
  UC584326  Elymus X saxicola G. L. Stebbins Jr. and J. A. Jenkins 1937-7-16 2397 Shasta slopes of mt. w Fall River Mills; Saddle Mt. Comment
  HSC100226  Elymus caput-medusae J. P. Smith 2010-5-18 12870 Shasta Along Iron Mountain Road near the junction with road to Keswick. 233 Comment
  UC769910  Elymus caput-medusae R. F. Hoover 1206 Shasta Bed of Stillwater Creek, east of Redding Comment
  HSC100218  Elymus elymoides J. P. Smith 2010-6-24 12956 Shasta Between Eastside Rd. and bridge across the Scott River, Scott Valley 614 Comment
  CAS-BOT-BC227890  Elymus elymoides William A. Dayton 1913-7-27 442 Shasta Shasta National Forest. In lower fenced area, repro. study, Trinity Mt. Range 1188 Comment
  CAS-BOT-BC227895  Elymus elymoides John Thomas Howell 1960-8-22 36364 Shasta Lassen Volcanic National Park. Manzanita Lake 1783 Comment
  JEPS105653  Elymus elymoides subsp. californicus L. P. Janeway 2001-6-21 7214 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44 1494 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
  CDA11005  Elymus glaucus G. F. Hrusa 1991-6-27 8497 Shasta Pit River Drainage; Pit River below Pit 1 powerhouse on S bank of river. Comment
  HSC37463  Elymus glaucus A. M. Montalvo, J. D. Ackerman 1975-7-16 550 Shasta Harrison Gulch off Hwy. 36. Comment
  UC1024953  Elymus glaucus Leo Whitney 1935-6-25 3309 Shasta 13 mi n Lassen Peak; Lassen National Forest, Logan Mountain 1981 Comment
  UC144808  Elymus glaucus A. A. Heller 1905-5-29 7886 Shasta near Redding Comment
  UC822234  Elymus glaucus Alice Eastwood Jun 29 1912-Jul 11 1912 916 Shasta Goose Valley Comment
  CHSC89779  Elytrigia pontica subsp. pontica R. Fischer; J. Marr 2004-8-14 434 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Springs Trail, between Horr Pond and Big Lake. At edge of mdw. 1010 Comment
  CHSC46570  Epilobium anagallidifolium Vernon H. Oswald 1989-7-24 3891 Shasta Emerald Lake, Lassen Volcanic Park. On the northwest edge of the lake. 2468 Comment
  CHSC89669  Epilobium brachycarpum R. Fischer; J. Marr 2004-8-13 363 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located near camp 7 in mdws. 1011 Comment
  CHSC34351  Epilobium campestre J. D. Prouty 1981-7-21 1258 Shasta Margin of stockpond. Ca. 6 mi. ese. of Fall River Mills. 1097 Comment
  CHSC93001  Epilobium densiflorum R. Fischer 2005-7-18 536 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At edge of drainage ditch just east of the old ranger station at western end of park (Bowman's Ditch). 1008 Comment
  CHSC93002  Epilobium densiflorum R. Fischer 2005-7-18 536 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. At edge of drainage ditch just east of the old ranger station at western end of park (Bowman's Ditch). 1008 Comment
  CHSC58173  Epilobium hallianum Vernon H. Oswald 1992-6-11 4983 Shasta Lassen Volcanic National Park. Unnamed lake in Cluster Lakes group located just NW of Silver Lake. At the outlet of the lake. 1990 Comment
  JEPS87711  Epilobium minutum Vernon H. Oswald and Lowell Ahart 1994-6-14 6275 Shasta 5.4 mi w Castle Crags Sate Park - Shasta National Forest boundary (Forest Rd 25, at a branch of Castle Creek); Castle Creek 1234 Comment
  JEPS87712  Epilobium minutum Vernon H. Oswald and L. Ahart 1994-6-14 6275 Shasta 5.4 mi. w. Castle Crags State Park-Shasta Nat'l Forest boundary (Forest Rd. 25) 1234 Comment
  UC20080  Epilobium minutum M. S. Baker and Frank Nutting 1894-5-30 Shasta Burney Falls Comment
  SBBG15761  Epilobium oregonense D. Myrick 1961-6-23 335 Shasta ca. 1 mi down Hat Crk Rd from Hat Lake 1828 Comment
  HSC30193  Epilobium pallidum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19146 Shasta Near Baker Lake, 5 mi. E of Old Station on FS Rd. 33N20A Comment
  SBBG60241  Epilobium pallidum A. A. Heller 1927-5-28 14395 Shasta ca. 2 mi NE of Redding Comment
  CAS-BOT-BC56946  Equisetum arvense Barbara T. Keller 1974-5-9 1305 Shasta Highway 44 between Viola and Shingetown, 1/2 mile north of Camp McCumber turnoff, over Battle Creek Comment
  JEPS104931  Equisetum hyemale subsp. affine Dean W. Taylor 1993-6-2 13540 Shasta Damnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest 1082 Comment
  UCD135533  Equisetum laevigatum G. F. Hrusa; T. D. Wilfred 1996-6-11 13026 Shasta Lassen National Forest, W side of Hwy 89-44 approx. 1/8 mile S of Big Spring. 1440 Comment
  CHSC107136  Eragrostis curvula R. E. Brainerd 2009-7-22 1563 Shasta Above Crystal Creek, 1.2 miles northwest of Whiskeytown Lake, 14 air miles west-northwest of Redding. UTM Zone 10 530318E 4501867N. 405 Comment
  JEPS68590  Eragrostis mexicana subsp. virescens J. W. Blankinship 1909-9-30 Shasta Reading; <=Redding> Comment
  CAS-BOT-BC422325  Eragrostis pilosa var. pilosa Julie Kierstead Nelson 2005-8-13 2005 -015 Shasta 5 mi. N of Shasta College, NE of Redding; floodplain of unnamed tributary to Stillwater Creek 198 Comment
  JEPS52500  Eremocarpus setiger J. W. Blankinship 1909-10-16 Shasta Coram Comment
  CDA10977  Eriastrum signatum G. F. Hrusa 1991-6-25 8465 Shasta Pit River Drainage; Above Pit River at uppermost end of Lake Britton. on Sand Pit Rd. 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
  JEPS31337  Ericameria bloomeri W. L. Jepson 1929-9-28 15296 Shasta Lassen Peak, Manzanita Lake 1828 Comment
  UC1118668  Ericameria bloomeri H. A. Jensen 1934-10-9 387 Shasta mouth of w fk. Hat Creek; Dixie Quad., Hat Creek 1950 Comment
  CAS-BOT-BC286681  Ericameria bloomeri Wallace R. Ernst 1957-8-9 195 Shasta Ca. 3 mi. E of Eiler Lake, Thousand Lakes Valley Wild Area Comment
  CAS-BOT-BC299447  Ericameria nauseosa var. speciosa George W. Gillett 1957-9-11 1144 Shasta Chaos Jumbles between Table Mountain and highway, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC299454  Ericameria nauseosa var. speciosa M. S. Jussel 1931-9-7 s.n. Shasta Bumpas Hell Trail, Mt. Lassen 2286 Comment
  UC1119832  Ericameria nauseosa var. speciosa A. E. Wieslander, A. Lewis 1933-10-11 342 Shasta Head of Sawpit Gulch; Weaverville 1066 Comment
  CAS-BOT-BC299494  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6279 Shasta Along forest service road ca. 1 mile west of REgan Meadow, Shata-Trinity National Forest, Six Rivers National Forest 1524 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
  CHSC89777  Erigeron divergens R. Fischer; J. Marr 2004-8-15 407 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected off Lava Springs Trail on western shore of Big Lake. On mdw/roadbed. 1011 Comment
  CHSC86954  Erigeron eatonii var. plantagineus L. P. Janeway 2001-6-21 7209 Shasta High Cascade Range. About 1.3 km east of edge of Hat Creek Rim, about 3.4 km north of Hwy 44. Near edges of large (logging landing) vernal pool. 1494 Comment
  JEPS3732  Erigeron glacialis var. glacialis George Gillett 1952-8-11 172 Shasta on trail to Kings Creek 2 mi below Bumpas Hell; Lassen Volcanic National Park 2286 Comment
  UC1558217  Erigeron glacialis var. glacialis Harold and Virginia Bailey 1948-8-27 2926 a Shasta near picnic grounds Kings Creek meadow; Lassen Volcanic National Park, Kings Creek meadow 2164 Comment
  CAS-BOT-BC295376  Erigeron inornatus H. D. Ripley; R. C. Barneby 1948-7-6 9643 Shasta Castle Rock 640 Comment
  JEPS41453  Erigeron klamathensis J. G. Lemmon 1870-1 Shasta Lassens Peak Comment
  CHSC118355  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 with Forest Road 32N24 1590 Comment
  UC1558220  Erigeron peregrinus Harold and Virginia Bailey 1948-8-27 2936 b Shasta Upper Kings Creek Meadow Lassen Volcanic National Park, Upper Kings Creek Meadow 2225 Comment
  CAS-BOT-BC300078  Erigeron philadelphicus Alice Eastwood 1912-6-29 973 Shasta Goose Valley Comment
  POM260040  Erigeron philadelphicus C. L. Hitchcock 1940-5-24 6545 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  RSA93094  Erigeron philadelphicus F. W. Peirson 1932-7-16 10313 Shasta Near stream from Burney Springs 1433 Comment
  CHSC30910  Erigeron reductus var. angustatus M. S. Taylor 1980-8-14 3235 Shasta Slope, sw side of 28N68, ca. 0.2 mi s of its jct with 28N15, ca. 1.2 mi sw of Regan Meadow, ca. 6 mi s of Wildwood. 1493 Comment
  CHSC107411  Erigeron strigosus var. strigosus Jake Ruygt 2008-9-13 5378 Shasta McArthur-Burney Falls State Park; near shop at Lake Britton. 833 Comment
  CAS-BOT-BC224131  Eriodictyon californicum Elmer I. Applegate 1929-6-18 5743 Shasta Pollock, Sacramento River, 30 miles north of Redding Comment
  CHSC110658  Eriodictyon californicum Julie Kierstead Nelson 2012-5-1 2012 -009 Shasta 5 mi. N of Shasta College, NE of Redding; ridgetop roadside in rural residential area. 208 Comment
  HSC84178  Eriodictyon californicum J. P. Smith, Thomas W. Nelson 1982-5-15 10435 Shasta Lewiston Turnpike along Sawpit Gulch, 2.5 mi. from its junction with Hwy. 299 671 Comment
  UC455942  Eriodictyon californicum I. J. Condit 1911-8-5 Shasta Castella Comment
  CDA40324  Eriodictyon californicum T. C. Fuller 1962-5-17 8723 Shasta West of Hwy 99 at south end of Pit River Bridge, Shasta Lake. 0 Comment
  SJSU3086  Eriodictyon californicum G. Witherspoon 1940-6-26 2104 Shasta 1.75 mi N of Maacooatche, Lassen National Forest 1524 Comment
  SEINET10537789  Eriogonum Mary Susan Taylor 1990-8-24 Taylor 6090 Shasta Buckhorn Summit, N side of Hwy. 299, ca. 30 mi W of Redding. Yellow Pine Forest. 980 Comment
  RSA766399  Eriogonum baileyi W. D. Baker 1930-8-16 2778 Shasta North slope Mt. Lassen. Sierra Nevada. 2439 Comment
  UC1755269  Eriogonum congdonii Dean W. Taylor 2004-6-11 19099 Shasta Shirttail Peak (ca. 15 air miles NW of Redding), ridgeline on north flank of the mountain, below the access road to the summit 1173 Comment
  RSA502385  Eriogonum congdonii D. W. Taylor 1988-8-11 10033 Shasta Saddle 0.8 miles S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek. 1677 Comment
  SBBG1474  Eriogonum dasyanthemum H. and M. Dearing 1939-6-28 3747 Shasta 45 mi SW of Redding, rd to Wildwood Comment
  UC912843  Eriogonum luteolum var. luteolum Alice Eastwood 1912-7-25 1413 Shasta Pitt to Baird Comment
  UC604399  Eriogonum marifolium Herbert McLean Evans 1922-1 Shasta Lassen Peak 2743 Comment
  CAS-BOT-BC263321  Eriogonum marifolium var. marifolium Hans Leschke 1960-8-5 1699 Shasta Lassen Volcanic National Park, near Silver Lake 1996 Comment
  CHSC60377  Eriogonum marifolium var. marifolium Mary Ann Showers 1992-6-27 2604 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  HSC37464  Eriogonum nudum var. nudum J. D. Ackerman, A. M. Montalvo 1975-7-16 548 Shasta Harrison Gulch off Hwy. 36 Comment
  SBBG21286  Eriogonum nudum var. nudum D. Myrick 1964-7-24 935 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  CHSC77059  Eriogonum nudum var. pubiflorum L. P. Janeway 1996-9-1 5081 Shasta Along Clear Creek road 0.5 mi north of Hwy 299 (towards French Gulch). 402 Comment
  CAS-BOT-BC269834  Eriogonum nudum var. pubiflorum Barrett Anderson 1986-7-8 3108 Shasta Rte 299 1.6 km E of Burney 930 Comment
  CAS-BOT-BC272454  Eriogonum nudum var. pubiflorum Alice Eastwood 1912-7-13 1054 Shasta Pitt [Pit] River Canyon Comment
  CHSC60379  Eriogonum ovalifolium var. nivale Mary Ann Showers 1992-6-27 2605 Shasta Lassen Volcanic National Park. Pumice flat northwest of Crescent Crater. 2194 Comment
  UC1543743  Eriogonum pyrolifolium Harold and Virginia Bailey 1948-8-27 2944 b Shasta Lassen Peak trail Lassen Volcanic National Park, Lassen Peak trail 2590 Comment
  UCD100864  Eriogonum pyrolifolium D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-8 s.n. Shasta Lassen Volcanic National Park; at Lassen Peak. 3040 Comment
  LA514  Eriogonum pyrolifolium L. Ellison; 1928-9-11 514 Shasta Mount Shasta 2743 Comment
  UC485767  Eriogonum spergulinum var. reddingianum H. F. Copeland 1932-8-15 Shasta woods by Lost Creek below Raker Peak; Mt. Lassen 1889 Comment
  UC1553601  Eriogonum strictum var. proliferum E. Dean 1988-7-8 99 Shasta w Regan (on s side of rd. 29N68, 0.2 mi e of jct with 29N15); Brushy Mtn. 1493 Comment
  UC912745  Eriogonum umbellatum var. dumosum E. G. Anderson 1935-8-28 Shasta Crescent Cliffs Lassen Volcanic National Park, Crescent Cliffs 2286 Comment
  CAS-BOT-BC268240  Eriogonum umbellatum var. nevadense C. L. Hitchcock 1940-5-26 6620 Shasta Ca. 12 miles north of Fall River Mills 1371 Comment
  POM105171  Eriogonum umbellatum var. nevadense Marcus E. Jones 1897-7-8 s.n. Shasta Lassen Peak. 1829 Comment
  RSA178625  Eriogonum umbellatum var. polyanthum A. A. Heller 1927-8-3 14444 Shasta Plentiful in gravel and sand at Pollock, on the upper Sacramento River. Comment
  RSA420582  Eriogonum umbellatum var. polyanthum Edwin Kline 1926-12 s.n. Shasta near Redding Comment
  RSA65956  Eriogonum umbellatum var. polyanthum F. W. Peirson 1932-7-19 10343 Shasta Mt. Lassen. 1829 Comment
  SD60241  Eriogonum umbellatum var. polyanthum A. A. Heller 1927-8-3 14444 Shasta in gravel and sand at Pollock, on the upper Sacramento River Comment
  CHSC98801  Eriogonum ursinum var. erubescens Julie Kierstead Nelson 2006-6-29 2006 -042 Shasta Shasta/Trinity County line at intersection of County Road 106 and Forest Service Rd 35N17X, ca. 2 miles NE of Trinity Mountain, ca. 23 miles NW of Redding. UTM coordinates X531229, Y4523541, zone 10. 1400 Comment
  JEPS84348  Eriogonum vimineum E. Dean 1988-7-8 97 Shasta w, along rd. 29N68, s side of road Regan Mdw. (0.2 mi e of jct. with 29N15); Brushy Mtn 1493 Comment
  SBBG21284  Eriogonum vimineum D. Myrick 1964-7-24 937 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  UC1036324  Eriogonum vimineum George W. Gillett 1952-8-14 187 Shasta 5.9 mi n Manzanita Lake Checking Station (along State Highway 89 ne of Lassen Volcanic National Park); Lassen National Forest 1584 Comment
  UC912844  Eriogonum vimineum Alice Eastwood Jun 29 1912-Jul 11 1912 1005 Shasta Goose Valley Comment
  UCR132396  Eriogonum vimineum Beecher Crampton 1956-8-20 3781 Shasta Shasta National Forest, Castle Crag, banks along Sacramento River 640 Comment
  CHSC98387  Eriophorum gracile Dean Wm. Taylor; Tom Engstrom 2007-5-17 20119 Shasta Kosk Creek, unnamed pond in Baker Creek watershed; Pit River watershed (vicinity of Lofton placename on USGS map). 603 Comment
Read comments
Jan 6 2009
  HSC46998  Eriophyllum lanatum Diane L. Reed 1978-5-13 118 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC1873019  Eriophyllum lanatum David Keil 2004-7-10 30308 Shasta Along California Route 44 E of old station. Lassen National Forest. Comment
  JEPS28812  Eriophyllum lanatum var. achilleoides George W. Gillett 1958-6-30 1157 Shasta Saddle between first basalt formation to the northeast of, and Chaos Creek itself Chaos Crags; Lassen Volcanic Park 2209 Comment
  SD46763  Eriophyllum lanatum var. achilleoides E. K. Balls, L. W. Lenz 1956-6-19 21818 Shasta Hat Creek, 20.5 miles southeast along State Highway 89 from junction with U. S. Highway 299. Comment
  UC1080201  Eriophyllum lanatum var. achilleoides George Gillett 1953-7-9 266 Shasta on basalt flow above highway 89 (at Big Spring, n end of Lassen Volcanic National Park); Lassen Volcanic National Park, Big Spring Comment
  CAS-BOT-BC301088  Eriophyllum lanatum var. achilleoides C. L. Hitchcock 1940-5-23 6523 Shasta 5 miles east of Burney Falls Comment
  CAS-BOT-BC301429  Eriophyllum lanatum var. grandiflorum Ellsworth Bethel June 6 s.n. Shasta Ingot Comment
  CAS-BOT-BC301433  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 87 Shasta 3 miles south of Dunsmuir Comment
  CAS-BOT-BC301435  Eriophyllum lanatum var. grandiflorum L. Constance 1933-6-21 E 88 Shasta 2 miles south of Hazel Creek Comment
  JEPS128711  Eriophyllum lanatum var. grandiflorum Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21397 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
  CHSC59128  Eryngium alismifolium Vernon H. Oswald 1992-7-21 5135 Shasta Pond near the summit of Table Mtn., ca. 1.25 mi (air) NNE of Manzanita Lake Entrance Station, Lassen Volcanic National Park. 2019 Comment
  SD58306  Eryngium articulatum W. L. Jepson 1940-7-4 20140 Shasta Palocedro 135 Comment
  UC1052546  Eryngium articulatum Lincoln Constance 1953-7-29 3449 Shasta near Shasta Dam (2 mi. n. Project City) 274 Comment
  CHSC34090  Eryngium mathiasiae J. D. Prouty 1981-7-20 1245 Shasta Ca. 9 mi. n. of McArthur 1051 Comment
  UC1587181  Eryngium mathiasiae Beth Corbin with Gary Schoolcraft and Diane McConnoughey 1991-7-10 641 Shasta ca. 3.5 mi. e.-n.e. Hat Creek P.O. (Murken Lake on Murken Bench); Murken Bench, Murken Lake 1036 Comment
  CAS-BOT-BC54557  Erysimum capitatum John Thomas Howell 1961-6-20 36539 Shasta Lassen Volcanic National Park. East edge of Chaos Jumbles on Lassen Highway. Comment
  SJSU567  Erysimum capitatum G. Witherspoon 1940-6-25 2109 Shasta Manzanita L, Lassen Volcanic National Park 1828 Comment
  NY717980  Erysimum capitatum var. capitatum N. H. Holmgren 1969-6-25 3618 Shasta Near North Battle Creek Reservoir, just northwest of Lassen Volcanic National Park Comment
  SBBG2503  Erysimum capitatum var. capitatum D. Myrick 1961-6-24 349 Shasta loop rd 2 mi above Manzanita Lake 1981 Comment
  RSA101859  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-7-20 889 Shasta About 3 mi NE of Manzanita Lake, Lassen Volcanic Nat Park. 2134 Comment
  CHSC88792  Erythranthe guttata R. Fischer 2004-7-2 297 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. At edge of Horr Pond below Camp 7. 1010 Comment
  SEINET14045683 Image available Erythranthe guttata Francis W. Pennell 1940-1 26207 Shasta Route 89, Burney Falls, Just above the falls. 914 Comment
  CHSC63588  Erythranthe pulsiferae Vernon H. Oswald; Lowell Ahart 1994-5-12 6188 Shasta Sugarloaf Creek Trail ca. 0.1 mi NW of the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 356 Comment
  RSA536399  Erythranthe pulsiferae Beth Corbin 1991-6-13 626 Shasta Little Lake on the Hat Creek Rim, ca. 8 mi SE of the Hat Creek Post Office. 1463 Comment
  JEPS123357  Erythranthe taylorii Kevin Heidel 2015-3-6 2 Shasta South at Shasta Caverns, boat dock on East side at McCloud arm of Shasta Lake. O'Brien 7.5' Q. Comment
  CHSC110664  Erythranthe taylorii Dean Wm. Taylor 1993-4-30 13382 Shasta Sacramento River Canyon, Hazel Creek drainage; North Fork Hazel Creek (ca. 1.5 mi SW of Castella). 853 Comment
  JEPS61863  Erythronium multiscapideum Mary Alice King 1921-3-1 Shasta foothills beyond Anderson 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
  CHSC118184  Erythronium shastense Kevin Heidel 2015-3-13 6 Shasta East of Brock Creek outlet into Shasta Lake along unnamed stream. UTM 10T NAD83 0575928E / 4518298N 345 Comment
  CHSC59995  Eschscholzia californica Lorna K. Lilly 1989-4-17 8 Shasta Ca., 0.3 mi w of Dry Creek, 2.8 mi e of Redding, 5.9 mi s of Bella Vista. Roadside open area within valley grassland. 137 Comment
  SEINET7067179  Eschscholzia lobbii A. G. Vestal 1947-5-2 s.n. Shasta About 4.0 miles east of Redding on Old Forty Four Road. Coordinate datum: NAD27. Comment
  UC10026 Image available Eschscholzia recta M. S. Baker, Frank Nutting 1894-5-23 Shasta Shasta County. Cow Creek. Comment
  CAS-BOT-BC310390  Eucephalus breweri Hans Leschke 1959-8-3 1593 Shasta Lassen Volcanic National Park. Grassy Swales 1935 Comment
  CAS-BOT-BC310393  Eucephalus breweri M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  CHSC43618  Eucephalus breweri Vernon H. Oswald 1986-7-28 2248 Shasta Trail between Bumpass Hell and Cold Boiling Lake, Lassen Volcanic National Park. 2286 Comment
  OBI77206  Euphorbia crenulata Anthony Baniaga 2011-7-18 453 Shasta Lassen NF. 1-1.4 mi ESE of Signal Butte. Swains Hole quad T32N R6E sec 9 NE of SW 1700 Comment
  RSA70551  Euphorbia crenulata F. W. Peirson 1932-7-9 10277 Shasta Burney Spring. 1433 Comment
  CDA43459  Euphorbia marginata Jennifer Tiehm 2015-8-21 PDR# 450 P06002018 Shasta Outside Burney. 0 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-BC312163  Eurybia radulina Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags Comment
  RSA702153  Euthamia occidentalis R. Fischer, Jenny Marr 2004-8-14 416 Shasta Ahiumawi Lava Springs State Park, 3 miles N of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7. Edge of Horr Pond 1009 Comment
  UCD72573  Fagopyrum esculentum Dan Marcum 2007-8-30 s. n. Shasta Shasta County. Comment
  UCR206340  Festuca George K. Helmkamp, E. A. Helmkamp 2009-6-14 15028 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-BC105063  Festuca idahoensis R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 887 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 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
  RSA86698  Festuca idahoensis F. W. Peirson 1932-7-9 10268 Shasta Burney Spring. 1433 Comment
  JEPS120923  Festuca myuros Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18784 Shasta Along the fence on the W side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  CHSC85692  Festuca occidentalis G. F. Hrusa; T. D. Wilfred 1996-6-10 13001 Shasta Lassen National Forest. NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. 1550 Comment
  CAS-BOT-BC278871  Festuca occidentalis John Thomas Howell 1961-6-19 36521 Shasta Lassen Volcanic National Park. Reflection Lake 1783 Comment
  SEINET3285080 Image available Festuca rubra George K. Helmkamp, E. A. Helmkamp 2009-6-10 14931 Shasta Southern Cascade Range; along CA-44, 1.2 miles west of Shingletown. 936 Comment
  CDA2822  Ficus carica Agricultural Commissioner 1964-4-22 Shasta F. Knerr property, Rt. 1, Box 1581, Anderson. 0 Comment
  CHSC61106  Floerkea proserpinacoides Vernon H. Oswald; Lowell Ahart 1993-7-27 5710 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the edge of a meadow. 1950 Comment
  HSC100040  Frangula californica J. P. Smith, & J. O. Sawyer 2010-5-7 12829 Shasta Shasta - Trinity National Forest. Shotgun Rd. W of Hwy. 5, S of junction with Sims Rd. 579 Comment
  CAS-BOT-BC53892  Frangula californica subsp. tomentella Doris K. Kildale 1927-7-3 3668 Shasta Between Old Shasta & Redding Comment
  CAS-BOT-BC53895  Frangula californica subsp. tomentella A. A. Heller 1905-5-29 7895 Shasta Near Redding Comment
  JEPS121721  Frangula purshiana Julie Kierstead Nelson with Martin Lenz 2014-6-3 2011 -063 Shasta Claiborne Creek watershed, tributary to McCloud River ca. 8 miles north of Shasta Lake. Riparian forest at bridge over creek along Road 35N18. Comment
  CAS-BOT-BC60002  Frangula purshiana W. R. Dudley 1899-8-17 s.n. Shasta Divide w. of Burney Valley. Comment
  CHSC89676  Frangula rubra R. Fischer; J. Marr 2004-8-15 366 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located N end of Big Lake, E side. 1010 Comment
  UCD113130  Frangula rubra G. F. Hrusa; T. D. Wilfred 1996-6-11 13014 Shasta East side of Highway 89, approximately 1/2 mile North of Old Station Trailer Park, and between USFS N99 and N91. 1386 Comment
  CAS-BOT-BC55697  Frangula rubra subsp. modocensis Carl B. Wolf 1930-10-19 1748 Shasta Modoc lava beds, 2 mi. from C. W. Hill Farm at Dana, on Old Stage Rd. to Little Hot Springs Valley 1219 Comment
  HSC101568  Frangula rubra subsp. obtusissima J. P. Smith, J. O. Sawyer 2010-5-7 12840 Shasta Shasta-Trinity National Forest. Along Road 37N21 at bridge on Hazel Creek. 507 Comment
  RSA38293  Frasera albicaulis var. nitida H. D. Ripley, R. C. Barneby 1948-7-6 9641 Shasta Castle Rock 640 Comment
  CAS-BOT-BC223572  Fraxinus latifolia John Thomas Howell 1934-7-4 12418 Shasta 3 miles sw. of Fall River Mills Comment
  CAS-BOT-BC223576  Fraxinus latifolia Doris K. Kildale; J. W. Gillespie 1929-6-22 8021 Shasta Salt Creek, 36 mi. south of Dunsmuir Comment
  HSC16193  Fraxinus latifolia R. G. Means 1962-7-6 86 Shasta 0.6mi S of Rte. A-19, Hwy. 89 945 Comment
  JEPS100640  Fritillaria affinis Dean W. Taylor 1992-4-16 13358 Shasta 0.5 mi E of Midway (Shingle Creek, ca. 0.2 mi W of PG&E natural gas pipeline) 670 Comment
  CHSC26636  Fritillaria eastwoodiae J. R. Nelson 1978-4-7 Shasta Above both Rock Creek and Bailey Creek near their confluence, ne of Manton. 701 Comment
  JEPS91030  Fritillaria eastwoodiae Dean Wm. Taylor with James R. Shevock 1993-5-1 13398 Shasta Squaw Creek 3 mi up from Shasta Lake (0.6 mi n of Squaw Creek Guard Station); Cascade Ranges, Squaw Creek 365 Comment
  UC15018  Fritillaria pudica Milo S. Baker 1894-5-26 Shasta Goose Valley 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-BC504456  Fritillaria recurva Ellsworth Bethel 1923-4-18 s.n. Shasta Montgomery Creek Comment
  SJSU3771  Galium aparine C. W. Sharsmith 1963-6-15 7073 Shasta Viola 1341 Comment
  CHSC65815  Galium bolanderi L. P. Janeway 1995-6-9 4780 Shasta Bear Canyon; along Fenders Ferry Road (Road 27) 5.7 mi west of Hwy 299. 512 Comment
  SEINET10869771  Galium bolanderi Mary Susan Taylor 1980-6-10 Taylor 2794 A Shasta T37N R4W sc sec 20 & nc sec 29. Dunsmuir quad. Sims Flat Road, between Sims Flat Campground and Sims Lookout turn, Shasta Natl. Forest, ca. 2 mi S of Intrst. 5, ca. 6 mi SW of Sweetbriar (or Castella). 853 Comment
  JEPS118667  Galium porrigens var. porrigens Julie Kierstead Nelson with Ron Clementson, Danielle Chi, Paul Kjos 2005-2-23 2005 -001 Shasta South end Antlers Bridge over Shasta Lake on Interstate 5, south of Lakehead, north of Redding. Lamoine 7.5 minute quadrangle, 665-2, 1998 Comment
  UC1558259  Galium trifidum var. pusillum Harold and Virginia Bailey 1948-8-27 2920 e Shasta in meadow near corrals; Lassen Volcanic National Park, Summit Lake 2040 Comment
  UC1122686  Garrya fremontii A. Lewis Oct 1933 28 Shasta Trail Gulch; Weaverville Quad. 1066 Comment
  UC876013  Garrya fremontii Alice Eastwood 1912-7-26 1485 Shasta Kennet Comment
  CAS-BOT-BC182263  Garrya fremontii California Wildflower Show 1922-4-19 s.n. Shasta Aetna Mills Comment
  JEPS74015  Gastridium ventricosum Virginia E. Long 1931-5-22 71 a Shasta about 3 mi w of Pacific highway between Anderson and Redding, plateau region on mountain top n Olinda (Happy Valley, Steward Ranch) Comment
  JEPS89981  Gayophytum diffusum subsp. parviflorum Dean W. Taylor with Ingrid Olmsted 1975-8-24 5429 Shasta vicinity of Magee Peak (Thousand Lakes Wilderness, Lassen Nat'l Forest); Lassen Nat'l Forest, Thousand Lakes Wilderness Comment
  RSA747340  Genista monspessulana K. M. Meyer, A. Townesmith 2007-7-27 169 Shasta Shasta-Tritiny National Forest. 13.3 mi. on Gilman Rd., exit 698 off I-5. Near Shasta Lake 349 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
  SEINET4048736  Geum O. M. Clark 1947-1 14332 Shasta East of Redding. 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
  CAS-BOT-BC459367  Geum macrophyllum Alice Eastwood 1912-8-22 1911 Shasta Battle Creek Meadows, Lassen Butte Region Comment
  CHSC9199  Gilia capitata G. Strausbaugh 1970-6-21 124 Shasta Near summit of Buckhorn Bally ca. 4.5 mi. s from U.S. Hwy. 299W 19.5 mi. east of Douglas City. 1473 Comment
  LA206655  Gilia capitata C. L. Hitchcock; 1940-5-20 6496 Shasta 25 mi E of Redding Comment
  SEINET10902888  Gilia capitata Mary Susan Taylor 1980-6-25 Taylor 2951 Shasta T38N R2W nw sec 27 Shoeinhorse Mt quad; Shasta-Trinity Natl Forest; on limestone talus, s-facing slope, on 38N11, ca. 0.5 mi S of McCloud Reservoir Dam, ca. 4 mi S of Wyntoon. With J. Prouty. 732 Comment
  UC764578  Githopsis specularioides R. F. Hoover 1937-5-19 2279 Shasta 7 mi from Redding (on Alturas highway) 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
  CHSC59156  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-9 5091 a Shasta Lassen Volcanic Park. Unnamed ponds bordering the S side of the trail about midway between Horseshoe Lake and Grassy Swale. On the margin of the eastern pond. 2017 Comment
  POM257065  Glyceria borealis Virginia Long 1932-7-4 185 a Shasta Manzanita Lake 1768 Comment
  CAS-BOT-BC283883  Glyceria declinata Beecher Crampton 1956-8-20 3792 Shasta Along Dome Creek, junction with the Sacramento River, Castle Crag Comment
  SBBG26330  Glyceria declinata B. Crampton 1964-8-26 Shasta 3 mi S of Dunsmuir, Castle Crag, along the Sacramento River Comment
  UCD85122  Glyceria elata Freed W. Hoffman 1946-6-5 1746 Shasta Burney Park. Comment
  CHSC93334  Gnaphalium palustre R. Fischer 2005-7-18 597 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Collected from a roadbed west of the old Ranger Station and near the Bowman drainage ditch. 1011 Comment
  JEPS34060  Gnaphalium palustre Blankinship 1911-5-29 Shasta Olinda Olinda ((which is w of Anderson)) Comment
  JEPS89733  Gnaphalium palustre Dean W. Taylor 1988-6-22 9835 Shasta w. base Burney Mt. (Dry Lake); Cascade Mts., Burney 15' Quad., , Dry lake 1255 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
  CHSC88361  Hackelia californica J. E. Bowlin 1967-7-18 46 Shasta Off side of road, ca. 8.8 mi w of Mount Shasta Ski Bowl. 1554 Comment
  UC1186474  Hackelia californica John Weiler, A. P. Nelson 1960-6-22 60188 Shasta 2 mi n of n entrance to Lassen National Park (along Hwy 89) Comment
  UC1543729  Hackelia californica Harold and Virginia Bailey 1948-8-27 2890 Shasta Badger Flat; Lassen Volcanic National Park 1920 Comment
  UC726223  Hackelia micrantha A. A. Heller 1941-8-11 16290 Shasta e of King Creek (toward Summit Lake) Comment
  UC727145  Hackelia nervosa A. A. Heller 1943-8-23 Shasta Upper Ky Creek Meadow; Lassen Volcanic National Park Comment
  CHSC82688  Hastingsia serpentinicola L. P. Janeway 2001-7-8 7273 Shasta Klamath Ranges. Regan Meadow; about 4.8 km north of Pony Buck Peak; head of northwestern side drainage of Middle Fork Beegum Creek. 1330 Comment
  CAS-BOT-BC306535  Helenium bigelovii Ellsworth Bethel 1923-6-12 s.n. Shasta Montgomery Creek Comment
  CAS-BOT-BC306533  Helenium bigelovii Marian L. Campbell 1921-7-26 s.n. Shasta Sims, Sacramento River Comment
  UCD80067  Helianthella californica CNPS SN Foothill Team 2006-5-15 SNNR 0812 Shasta Shasta Land Trust Easement, Cow Creek Ranch. 466 Comment
  CHSC63033  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1994-4-27 6147 Shasta Waters Gulch Trail 0.25 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 365 Comment
  RSA72651  Helianthella californica var. nevadensis F. W. Peirson 1932-7-16 10301 Shasta On trail to Thousand-Lake Basin. 1524 Comment
  SEINET11848995  Helianthella californica var. nevadensis J. I. Mallory 1961-1 220 Shasta 1 mi N of Black Butte 610 Comment
  CAS-BOT-BC314834  Helianthella californica var. shastensis Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  RSA0049593  Helianthus bolanderi Dean Wm. Taylor 2013-9-6 21408 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89 915 Comment
  CHSC88765  Heliotropium curassavicum R. Fischer 2004-7-6 280 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located at edge of depression lake w. of lower Big Lake. 1007 Comment
  UCD123144  Hemizonella minima Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7396 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA768600  Hemizonia fitchii Justin M. Wood 2010-9-3 2594 Shasta 1.8 miles NE of Project City, just E of Interstate 5 near intersection of Old Oregon Trail and Holiday Road. 266 Comment
  CDA20189  Hemizonia fitchii M. Conover 2003-7-31 PDR 1282948 Shasta Northern California; Redding Municipal Airport. 0 Comment
  RSA21715  Hemizonia fitchii C. B. Wolf 1937-8-8 9075 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  SEINET3245762  Heracleum lanatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15019 Shasta Southern Cascade Range: Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  POM260078  Heracleum maximum C. L. Hitchcock 1940-5-24 6535 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  CHSC66329  Herniaria hirsuta subsp. hirsuta V. H. Oswald; Lowell Ahart, Robin Ordricek-Fallscheer 1996-7-1 7910 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. Roadside. 944 Comment
  HSC100980  Hesperochiron californicus J. P. Smith 2010-6-9 12904 Shasta Tenant Road, southeast of Mt. Hebron Summit. 1420 Comment
  SD58310  Hesperocyparis macnabiana Jim Griffin 1963-2-16 709 719 Shasta About 0.5 mile east of Shasta County Road A-17 (Ash Creek Road), about 3 miles east of junction with the Dersch Road, near PG&E powerline 490 Comment
  SJSU684  Hesperocyparis macnabiana A. W. Jacobs 1941-6-30 Shasta near Whiskeytown c. 5 mi W of Old Shasta City Comment
  UC1282842  Hesperolinon clevelandii J. R. Sweeney 1952-5-18 924 Shasta 3/4 mi from Rd. intersection to Jugo's Resort; Burn 1947 Hesse Flat Fire Comment
  POM86712  Hesperolinon micranthum Marcus E. Jones 1903-7-3 s.n. Shasta Dutch Mts. - Shasta Co.? Comment
  UC71972  Heterocodon rariflorum Milo S. Baker 1894-5-26 Shasta Goose Valley Comment
  HSC75067  Hieracium albiflorum J. P. Smith, Thomas W. Nelson 1978-7-23 10063 Shasta Bully Choop Rd., 5.6 mi from its junction with County Rd. A16 1372 Comment
  UCD123146  Hieracium albiflorum Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7398 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  UC1036188  Hieracium greenei George W. Gillett 1953-8-20 335 Shasta between Tent City and Museum, Chaos Jummble trail.; Lassen Volcanic National Park 1783 Comment
  UCD133172  Hieracium horridum G. F. Hrusa; T. D. Wilfred 1996-7-22 13329 Shasta along Highway 88 near intersection of USFS S16, Lassen National Forest. 1640 Comment
  UCD67757  Hieracium horridum Collector unknown 1996-9-7 Shasta Lassen Volcanic National Park. Perennial plant communities in dry rock crevices and rocky slopes at Bumpass Hell trail. 2580 Comment
  SEINET8220350  Hieracium scouleri Unknown 1903-1 4225 Shasta Sierra Nevada Mountains; lava beds of NE Shasta Co. Comment
  UC1558219  Hieracium triste Harold and Virginia Bailey 1948-8-27 2937 a Shasta Upper Kings Creek Meadow; Lassen Volcanic National Park 2225 Comment
  UCD84861  Holcus lanatus Beecher Crampton 1964-8-26 7180 Shasta Castle Crag, Sacramento River. Comment
  CAS-BOT-BC150123  Holodiscus microphyllus var. glabrescens M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2438 Comment
  CAS-BOT-BC150125  Holodiscus microphyllus var. glabrescens Alice Eastwood 1912-7-1 800 Shasta Burney Falls Comment
  UCD72570  Holosteum umbellatum subsp. umbellatum Dan Marcum 2008-5-1 s. n. Shasta Burney. 975 Comment
  UC1132545  Hordeum brachyantherum subsp. brachyantherum P. L. Johannsen 1932-6-16 134 Shasta E. Valley Creek Redding Quad., E. Valley Creek Comment
  JEPS88741  Horkelia daucifolia var. indicta Dean W. Taylor 1993-6-1 13526 Shasta s base Di Hill (along ephemeral tributary creek s of Ponderosa Way); Cascade Range, Inwood Quad. 670 Comment
  UCD113488  Horkelia fusca var. parviflora G. F. Hrusa; T. D. Wilfred 1996-6-10 12963 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. 1635 Comment
  JEPS47199  Horkelia tridentata W. J. Follette 1935-6-1 Shasta Nosoni Creek 304 Comment
  POM203394  Horkelia tridentata subsp. tridentata F. W. Peirson 1932-7-14 10169 Shasta Eiler Butte, Thousand-Lake Basin 1951 Comment
  CAS-BOT-BC536292  Horkelia tridentata var. tridentata Alice Eastwood 1912-6-27 639 Shasta Montgomery Creek Comment
  CAS-BOT-BC536296  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
  UC1036159  Hulsea nana George W. Gillett 1953-8-13 321 Shasta Reading Peak; Lassen Volcanic National Park Comment
  CAS-BOT-BC400982  Hypericum anagalloides Alice Eastwood 1912-6-29 967 Shasta Goose Valley Comment
  UC108677  Hypericum anagalloides unknown 1901-8-31 Shasta Castella Comment
  CAS-BOT-BC400950  Hypericum anagalloides Hans Leschke 1954-7-5 s.n. Shasta Lassen Volcanic National Park. Hat Lake 1965 Comment
  UC71950  Hypericum concinnum Misses Jones and Alexander 1902-6-25 Shasta Spring Camp Comment
  SACT000009  Hypericum perfoliatum 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
  UCR206375  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2009-6-13 14994 Shasta Southern Cascade Range, Wilson Hill Road, 0.7 mile south of its junction with CA-44 in Shingletown 1088 Comment
  CAS-BOT-BC401276  Hypericum perforatum Jeffrey Huber 1971-6-10 295 Shasta 15 mi. S. of Weed, on I-5 Comment
  JEPS17064  Hypochaeris glabra Helen G. Bird 1948-5-8 21 Shasta 15 mi n of Shasta Dam on Highway 99; Sacramento River 304 Comment
  UCD112379  Hypochaeris glabra Christopher Mallek 2008-5-8 AC3- 11 Shasta Ash Creek. 876 Comment
  CAS-BOT-BC319038  Hypochaeris glabra L. E. Smith 1913-5-12 s.n. Shasta Anderson Comment
  HSC97655  Hypochaeris glabra L. Snyder, B. Redfern, , A. de Knijf 1999-4-18 49 Shasta Hwy. 36 330 Comment
  CAS-BOT-BC206822  Iliamna bakeri Dean Wm. Taylor 1988-8-11 10034 Shasta Saddle 0.8 mi S of Grizzly Peak at head of Deer Creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek - Pit River Watershed 1676 Comment
  OBI76969  Iliamna bakeri Anthony Baniaga 2011-7-25 465 Shasta Lassen Natl Forest. Lava flats, ca 1.5 mi ENE of Surgarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1301 Comment
  UC1576746  Iliamna bakeri Dean W. Taylor 1988-8-11 10034 Shasta saddle at 0.8 mi s Grizzly Peak (at head of creek, along Forest Road 39N06, on divide at head of Devils Canyon Creek); Big Bend 15' quadrangle [680B], Pit River watershed, Deer Cr 1676 Comment
  UC23333  Ipomopsis aggregata J. W. Morse Jul 1886 Shasta Shasta Comment
  JEPS3760  Ipomopsis congesta subsp. montana George Gillett 1952-8-9 153 Shasta ca 1/3 mi e summit of Lassen Peak (e shoulder of the peak); Lassen Volcanic National Monument 2895 Comment
  CAS-BOT-BC133508  Iris Margaret M. Hanna 1956-6-3 906 Shasta Forest Camp, Hatchet Mt., 39.8 mi. E. of Redding Comment
  HSC67158  Iris macrosiphon J. P. Smith, J. O. Sawyer 1975-6-1 8186 Shasta Hwy. 36, 1.5 mi. E of Harrison Gulch Ranger Station Comment
  CHSC96199  Iris missouriensis R. Fischer 2006-5-13 965 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants located near the main gated entrance, western side, to park on the edge of a white oak shaded vernal depression between two lava flow outcrops. 1011 Comment
  UCSB13235  Iris missouriensis Breedlove, Dennis 1962-6-11 Shasta along State High way 89, 16.4 miles north of Burney Falls State Park; Cascade Range 1264 Comment
  JEPS89277  Iris pseudacorus Walter S. Lennon 1983-5-20 Shasta Anderson; Balls Ferry Rd and Kimberley Rd Comment
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Feb 8 2007
  RSA136356  Iris tenuissima Lee W. Lenz, E. K. Balls 1956-6-19 21834 Shasta By Lassen Lodge, 13.6 miles east of Paynes Creek, along State Highway 36 (Red Bluff to Lake Almanor) 1311 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
  SJSU3784  Iris tenuissima C. W. Sharsmith 1963-6-15 7078 Shasta Viola 1341 Comment
  RSA87748  Isoetes howellii C. L. Hitchcock 1952-6-25 19616 Shasta Between Project and Redding. Comment
  SEINET191624 Image available Isoetes nuttallii L. S. Rose 1940-6-10 40488 Shasta Hatchet Mt. 8 miles W of Burney 1311 Comment
  SEINET11847062  Iva axillaris H. M. Hall, Babcock, E. B. 1903-1 4260 Shasta 6 mi S of Fall River Mills, Sierra Nevada Mountains 1158 Comment
  UC1026392  Juncus ambiguus John Thomas Howell 1954-4-26 29180 Shasta Just west of Tower House. Comment
  CHSC99513  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2008-6-19 14846 Shasta In shallow water on the east side of the Pit River, about 150 yards west of the intersection of Cassel-Fall River Road and Dee-Knoch Road, about 1/4 mile southeast of Highway 299 in Fall River Mills. 993 Comment
  JEPS28562  Juncus bufonius George W. Gillett 1957-7-9 696 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park); Lassen Volcanic National Park, Hat Creek, Lost Creek 1524 Comment
  RSA767953  Juncus effusus var. solutus P. F. Zika 2010-6-22 24988 Shasta Sunny marsh under powerline, northeast side of Panorama Point Road, southeast of Anderson, Inner North Coast Ranges 130 Comment
  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
  UC1149801  Juncus howellii Harold and Virginia Bailey 1948-8-27 2883 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  JEPS87101  Juncus leiospermus var. leiospermus Kirk Vail 1992-5-6 Shasta 0.5 mi w Old Oregon Trail Road (100 yds n of CA Hwy 44); Enterprize Quad. 167 Comment
  UCD128341  Juncus leiospermus var. leiospermus Tara Collins 2008-5-6 Shasta Redding, CA. Located within the Clover Creek Preserve in a historic seasonal wetland east of Shasta View Drive. 158 Comment
  CAS-BOT-BC110762  Juncus mertensianus John Thomas Howell 1960-8-21 36314 Shasta Lassen Volcanic National Park. Lassen Loope east of Diamond Peak. 2225 Comment
  JEPS28542  Juncus mexicanus George W. Gillett 1957-7-8 669 Shasta 0.25 mi s Burney Highway (5.8 mi ne of Manzanita Lake entrance station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  UCD80382  Juncus mexicanus CNPS SN Foothill Team 2006-5-8 SNFN 0363 a Shasta Shasta Land Trust Easement, Hathaway Ranch, Swede Creek Plains Area. 262 Comment
  JEPS28719  Juncus nevadensis George W. Gillett 1957-8-2 967 Shasta 0.25 mi below Summit Lake (and 100 yds s of Corral Meadow trail); Lassen Volcanic National Park 2026 Comment
  UC1149767  Juncus nevadensis Harold and Virginia Bailey 1948-8-28 3019 b Shasta Summit Lake Lassen Volcanic National Park 2040 Comment
  HSC40186  Juncus nevadensis Thomas W. Nelson, Jane Nelson 1976-8-1 3144 Shasta Lassen Volcanic National Park, along Kings Creek at lower end of Kings Creek Meadow Comment
  JEPS121388  Juncus occidentalis Peter F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile S of Oasis Road Comment
  JEPS128721  Juncus occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21414 Shasta Nortward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  RSA794386  Juncus occidentalis P. F. Zika 2011-7-4 25517 Shasta Old Oregon Road, 1 road mile south of Oasis Road. Cascade Range Foothills. 200 Comment
  SEINET4691792  Juncus occidentalis Peter F. Zika, Julie Nelson 2011-1 25519 Shasta West Valley Creek, a tributary of Stillwater Creek, 190 Comment
  HSC48646  Juncus orthophyllus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19103 Shasta Along Hwy. 44 about 2 mi. W of Shingletown Comment
  UC1155013  Juncus oxymeris Richard Spellenberg 1965-6-9 1071 Shasta Castle Crag Sacramento River,near old Soda Creek Road. Comment
  JEPS28585  Juncus parryi George W. Gillett 1957-7-12 734 Shasta Crescent Crater Lassen Volcanic National Park (e slope, near base) 2133 Comment
  RSA70064  Juncus parryi F. W. Peirson 1932-7-12 10121 Shasta In crater of Red Crater Hill; Thousand-Lake Basin. 1951 Comment
  CHSC102921  Juncus patens Peter F. Zika; Carol Witham 2007-6-4 23022 Shasta Cascade Range Foothills. Ponderosa Way, Bear Creek Ridge, roadside ditch. 870 Comment
  JEPS88671  Juncus triformis Dean Wm. Taylor with Carol Witham 1992-5-27 12660 Shasta between Shingle Creek and N Branch Lack Creek (1 mi s of Highway along right-of-way of PG&E natural gas pipeline, Northern Sacramento Valley); Northern Sacramento Valley 679 Comment
  JEPS91273  Juncus triformis Dean W. Taylor 1990-4-25 10670 Shasta ca 1 mi s Hwy 44 Shingle Creek (between Shingle Creek and n branch Lack Creek, along right-of-way of PG&E Natural Gas pipeline); Northern Sacramento Valley 679 Comment
  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
  RSA368369  Juncus uncialis L. C. Wheeler 1935-3-30 3387 Shasta Between Boulder & Churn Creek 3 miles NE Redding. 198 Comment
  CAS-BOT-BC85397  Juniperus californica William Anderson 1949-3-1 s.n. Shasta Stony flats and slopes near Ash Creek Comment
  SD139429  Juniperus grandis F. C. Vasek 1964-8-7 day 3 Shasta State 44 at Summit Juniper Comment
  CAS-BOT-BC85307  Juniperus occidentalis Carl B. Wolf 1930-10-20 1008 Shasta C.W. Hill Farm near Dana 1219 Comment
  UCR3639  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-8-7 640807- 01 Shasta Calif. Hwy 44 at Summit Juniper 1650 Comment
  CAS-BOT-BC56347  Kalmia microphylla subsp. microphylla Mrs. C. C. Bruce 1898-7-1 1236 Shasta Mt. Gassen Comment
  UC485738  Kalmia polifolia subsp. microphylla H. F. Copeland 1932-8-15 Shasta King's Creek Meadow, where the road crosses King's Creek Meadow; Mount Lassen, King's Creek Meadow 2225 Comment
  UC27428  Keckiella corymbosa W. H. Brewer 1862-8-27 1337 Shasta Cottonwood Canyon Comment
  UCR19057  Keckiella lemmonii John C. Roos 1948-8-31 3927 Shasta Canyon side along Sacramento River 915 Comment
  CAS-BOT-BC246169  Keckiella lemmonii Francis W. Pennell 1940-6-6 25697 Shasta Route 299, 1-2 miles west of Bella Vista 243 Comment
  CHSC9207  Kelloggia galioides G. Strausbaugh 1970-6-21 108 Shasta In dry sand near summit Buckhorn Bally ca 3.5 mi S from U. S. Hwy. 299W 19.5 mi E of Douglas City. 1463 Comment
  UCD85951  Koeleria macrantha F. W. Peirson 1932-7-9 10266 Shasta Burney Spring. 1432 Comment
  RSA0078640  Kopsiopsis strobilacea F. W. Peirson 1932-7-11 10221 Shasta South of Mt. Magee, Thousand-Lake Basin. 2255 Comment
  JEPS9664  Lagophylla glandulosa A. A. Heller 1916-7-19 12456 Shasta 5 mi s Redding Comment
  CAS-BOT-BC341367  Lagophylla glandulosa Edw. L. Greene 1889-9-1 s.n. Shasta Unspecified Comment
  CDA11371  Lagophylla ramosissima G. F. Hrusa 1991-6-25 8462 Shasta Pit River Drainage; approx 3 m. W of Fall River Mills off Hwy 299. Comment
  UC828877  Lagophylla ramosissima C. L. Hitchcock 1940-5-25 6584 Shasta Power Plant below Pit Dam (2 mi w of Fall River Mills) 1341 Comment
  HSC49768  Lamium amplexicaule J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9843 Shasta 1 mi. N of bridge over Brown's Creek on County Line Rd. 671 Comment
  CAS-BOT-BC204925  Lathyrus William Adams Dayton 1913-8-25 547 Shasta Shasta National Forest. Near Screwdriver Creek, Summit Lake Range 1554 Comment
  CHSC118297  Lathyrus brownii L. P. Janeway 2016-5-19 12099 Shasta High Cascade Range. Along north side of Hwy 299 1.0 km northeast of jct with Hwy 89 and 8.8 km northeast of Burney. 953 Comment
  UC15392  Lathyrus jepsonii var. californicus M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CHSC85451  Lathyrus lanszwertii var. aridus G. F. Hrusa; T. D. Wilfred 1996-6-10 12965 Shasta Northern California. Lassen National Forest. Along USFS S16 approx. 1 mile N of Hwy 44 intersection. 1635 Comment
  SJSU3780  Lathyrus nevadensis var. nevadensis C. W. Sharsmith 1963-6-15 7066 Shasta Viola 1341 Comment
  HSC85681  Lathyrus sulphureus J. P. Smith, J. O. Sawyer 1982-5-8 10369 Shasta Tom Green Mine Rd., 4 mi. W of its junction with French Gulch Rd. 1159 Comment
  JEPS55321  Lathyrus sulphureus Rose 1936-3-19 257 Shasta Redding Comment
  UCD106452  Lathyrus sulphureus W. R. Powell 1961-4-20 80 Shasta 3 miles north of Ogo Station and 8 miles west of Ono, southwestern part of county. 1082 Comment
  UCD123166  Lathyrus sulphureus Ellen Dean; K. Mawdsley, M. Starbuck,M. Luzan Anzola, P. Berry 2012-6-24 7411 Shasta Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. 1225 Comment
  RSA239235  Lemna minor Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42373 Shasta Lassen Volcanic National Park, Shallow water of Reflection Lake 1814 Comment
  JEPS120910  Lepidium appelianum Lowell Ahart, John Dittes, Todd Sloat 2013-6-9 18785 Shasta On E side of the north-south road, on the W side of McArthur Diversion Canal, 2.1 air miles S of Rat Farm Boat Launch, 1.2 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  JEPS90548  Lepidium campestre Dean W. Taylor 1992-5-19 12593 Shasta 0.5 mi. above Potem Falls; Shasta Lake Region, Potem Creek drainage 387 Comment
  CDA19911  Lepidium campestre W. Ogden 2002-6-12 PDR P 084077 Shasta Sierra Nevada; Near garlic field on Dee Knoch Rd. 0 Comment
  UCD115250  Lepidium campestre Dan Marcum 1981-5-1 s.n. Shasta Lassen county line. Comment
  UC719081  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta about 17 mi n Red Bluff Comment
  CAS-BOT-BC89849  Lepidium nitidum F. G. Meyer 1938-4-3 1321 Shasta Along highway, 16 miles north of Red Bluff. Comment
  RSA260170  Lepidium perfoliatum C. L. Hitchcock 1940-5-24 6560 Shasta Hat Creek, 20 miles W of Fall River Mills Comment
  HSC65918  Leptosiphon bolanderi Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 75 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  RSA0089869  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
  HSC85960  Leptosiphon filipes J. P. Smith, J. O. Sawyer 1982-5-9 10404 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  RSA73020  Leptosiphon harknessii F. W. Peirson 1932-7-9 10287 Shasta Burney Spring. 1433 Comment
  CHSC68530  Leptosiphon latisectus Vernon H. Oswald 1997-4-16 8338 Shasta Cascade Range. Waters Gulch Trail at Shasta Lake. Woodland along the lower half of Waters Gulch Trail. 335 Comment
  CAS-BOT-BC226732  Leptosiphon latisectus L. E. Smith 1913-5-16 215 Shasta Mc Cloud [McCloud] River Comment
  JEPS6305  Lesquerella occidentalis subsp. occidentalis W. L. Jepson 1910-6-8 4093 Shasta Lassen Peak 2895 Comment
  UC117235  Lesquerella occidentalis subsp. occidentalis Mrs. R. M. Austin 1882-8-16 Shasta Lassen's Peak 3048 Comment
  UC397403  Lesquerella occidentalis subsp. occidentalis unknown 1922-1 Shasta Lassen Peak; Sierra Nevada, Lassen Peak 2743 Comment
  CAS-BOT-BC341876  Lessingia nemaclada Marcus E. Jones 1931-7-16 29132 Shasta Pitt River bridge Comment
  CAS-BOT-BC94817  Lessingia nemaclada R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 885 Shasta Castle Crags S.P., along Castle Creek Rd., 1.5 mi. from I-5 exit. NE side of road across from old red barn 655 Comment
  RSA38294  Lessingia nemaclada H. D. Ripley, R. C. Barneby 1948-1-6 9651 Shasta South base of Castle Rock 579 Comment
  POM71387  Leucophysalis nana Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  UC1024374  Lewisia nevadensis George W. Gillett 1952-7-29 117 Shasta upper end of Paradise Meadow above Hat Lake; Lassen Volcanic National Park 2148 Comment
  CAS-BOT-BC444187  Lewisia nevadensis Mrs. H. C. Cantelow 1939-6-10 s.n. Shasta Dick's Meadow, 28 mi. s.e. of McCloud. Comment
  UC501642  Leymus triticoides Frank W. Peirson 1932-7-9 10269 Shasta Burney Spring; fenced-in enclosure at lower end of meadow 1432 Comment
  UCD87731  Leymus triticoides Lewis S. Rose 1945-9-2 45208 Shasta Hat Creek, Old Station. 1338 Comment
  UCD87994  Leymus triticoides Elizabeth Wilson Fall 1938 s.n. Shasta Shasta County. Comment
  RSA0049621  Ligusticum californicum Dean Wm. Taylor 2012-5-17 21205 Shasta Cassel, about 1 mile N of the crossing of Hat Creek 975 Comment
  SEINET7725710  Lilium parvum Unknown Shasta Lassen's Peak 2438 Comment
  CAS-BOT-BC133087  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1912-6-29 850 Shasta Goose Valley Comment
  JEPS85222  Limnanthes alba Roy E. Buck and Dean Wm. Taylor 1987-6-2 587 Shasta bank along road to Pit 5 Powerhouse (just e of minor saddle, ca 4.0 air km ene of confluence of Pit River and Iron Canyon creek, 4 air km sw of Big Bend) 621 Comment
  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
  CHSC93100  Limnanthes alba subsp. alba R. Fischer 2005-4-14 582 Shasta Cascade Range Foothills. Bella Vista. Ca. 9 miles east of Redding along Hwy. 299. Plants growing in a vernally wet drainage on a vacant lot immediately east of 'Nick's Grill'. 304 Comment
  UC726866  Limnanthes alba subsp. alba A. A. Heller 1942-4-12 Shasta Olinda Road Anderson Comment
  UC1520456  Limnanthes alba subsp. versicolor Kermit Ritland May 1981 Shasta 1/4 mi s Round Mtn. town (off Hwy 299) 800 Comment
  UCD116493  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-4-25 1258 Shasta along US Highway 299 between Redding and Bella Vista. Comment
  JEPS100976  Limnanthes floccosa subsp. floccosa Dean W. Taylor 1988-3-24 9440 Shasta bed of Dry Creek, Millville Plains 134 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
  JEPS91102  Linanthus Dean W. Taylor 1993-4-28 13371 Shasta divide between Ash Creek and unnamed southern tributary of Lack Creek, Shingletown Ridge Shingletown Ridge; Cascade Range, Shingletown Ridge 670 Comment
  UC1537466  Linanthus ciliatus Gordon H. True Jr. 1938-5-25 920 Shasta near Lake Britton 853 Comment
  CHSC27072  Linanthus dichotomus James T. Nichol 1978-3-27 3 Shasta Ca. 2.2 mi ese of Ono on Platina Rd. Cut road bank. 289 Comment
  JEPS91101  Linanthus dichotomus Dean W. Taylor 1993-5-25 13493 Shasta Hamp Creek 0.3 mi w of Ponderosa Way (Cascade Range); , Hamp Creek Comment
  CHSC88768  Linanthus pungens R. Fischer 2004-7-7 283 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Spatter Cone Trail. 1036 Comment
  UC889490  Linnaea borealis var. longiflora Alice Eastwood Jun 29 1912-Jul 11 1912 876 Shasta Goose Valley Comment
  UC1135281  Lithocarpus densiflorus A. Lewis 1933-10-4 231 Shasta Willow Creek; Weaverville Quad. 609 Comment
  POM166634  Lithocarpus densiflorus var. echinoides Alice Eastwood 1912-6-27 656 Shasta Montgomery Creek. Comment
  CAS-BOT-BC36579  Lithocarpus densiflorus var. echinoides C. Hart Merriam 1921-7-7 s.n. Shasta Dwarf. South Fork Ridge Comment
  JEPS96979  Lithophragma campanulatum Dean W. Taylor 1993-6-15 13608 Shasta Sacramento River canyon; headwaters South Fork Hazel Creek (ca. 3 air mi E of Sims Flat); on divide with North Fork Salt Creek 1036 Comment
  CAS-BOT-BC432303  Lithophragma campanulatum A. A. Heller 1940-5-28 15682 Shasta 2 miles E of Hatchet Summit on U.S. Highway #299. Comment
  UC573141  Lithospermum californicum Herbert L. Mason 1929-5-18 5333 Shasta 8 mi n Lamoine Comment
  UC1537395  Lithospermum ruderale Gordon H. True Jr. 1938-5-18 936 Shasta Near Lake Britton 853 Comment
  UCD119500  Lithospermum ruderale G. F. Hrusa; T. D. Wilfred 1996-6-10 12993 Shasta NW side of Hwy 44 1 m. SW of USFS N12 to Twin Bridges. Lassen National Forest. 1555 Comment
  CHSC6731  Lolium perenne B. Anthony 1968-5-12 518 Shasta Castle Creek Campground, Shasta National Forest. Comment
  UCD66637  Lolium temulentum A. A. Beetle 1942-5-20 3332 Shasta 4 miles W of Ono. Mendel South Experimental Plot. Comment
  UC21291  Lomatium bicolor var. leptocarpum M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  JEPS95364  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
  UC658995  Lomatium dasycarpum subsp. tomentosum Mildred E. Mathias 1938-4-20 1331 Shasta 2 mi N of Anderson (along Hwy 999) Comment
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Feb 8 2007
  UCD149047  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  UCD149049  Lomatium dissectum var. dissectum Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-15 8209 Shasta South side of Lake Shasta. Pit River Arm. Along extension of Dry Creek Road (called Silverthorn Road) to the west of Jones Valley Resort. 386 Comment
  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
  CHSC107415  Lomatium hallii Jake Ruygt 2009-5-25 5421 a Shasta McArthur-Burney Falls State Park. 850 Comment
  CHSC34845  Lomatium macrocarpum M. S. Taylor 1980-6-25 2958 Shasta Grizzly Peak and west ridge, ca. 5 air mi due e of Lake McCloud. 1905 Comment
  RSA0049625  Lomatium macrocarpum Dean Wm. Taylor 2012-6-4 21212 Shasta Trinity Mountains, saddle between Chicken Hawk Hill and Rattlesnake Hill at summit of Forest Road 38N21 1813 Comment
  RSA261382  Lomatium macrocarpum Darla Gettman 1974-5-26 42 Shasta 1417 Bue Way, Burney 1067 Comment
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Oct 27 2009
  POM260318  Lomatium macrocarpum C. L. Hitchcock 1940-5-25 6591 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UCD127269  Lomatium nevadense G. F. Hrusa; T. D. Wilfred 1996-6-10 12983 Shasta along Hat Creek on E side of Hwy 44 approx. 400 meters N of Big Spring. 1422 Comment
  CDA12921  Lomatium nevadense var. nevadense G. F. Hrusa 1996-5-2 12863 Shasta Lassen National Forest; in along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  CHSC60344  Lonicera cauriana Mary Ann Showers 1992-7-19 2716 Shasta Stream cut canyon through basalt on Hat Creek. 1889 Comment
  UC28525  Lonicera hispidula var. vacillans M. S. Baker and Frank Nutting 1894-5-22 Shasta Morley's Station Comment
  CAS-BOT-BC240838  Lonicera interrupta Alice Eastwood; John Thomas Howell 1940-6-11 7963 Shasta Eastern Fall River Valley Comment
  CHSC60346  Lonicera involucrata var. involucrata Mary Ann Showers 1992-7-19 2707 Shasta Lassen Volcanic National Park. Dersch Meadows. Right bank of Hat Creek, creek margin. 1950 Comment
  UC441292  Lonicera involucrata var. involucrata Milo S. Baker 1898-8-22 565 Shasta Bear Valley Mts, n Shasta Co. Bear Valley Mts. Comment
  UCR206313  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2009-6-14 15018 Shasta Southern Cascade Range, Shingletown Ridge Road, 0.4 mile south of its junction with CA-44, about 1.1 miles west of Shingletown 1012 Comment
  POM260737  Lotus denticulatus Alice Eastwood, John T. Howell 1940-6-11 7930 Shasta Near Fall River Mills Comment
  JEPS55516  Lotus humistratus J. W. Blankinship 1911-4-18 Shasta Redding Comment
  JEPS95498  Lotus humistratus Vernon H. Oswald and L. Ahart 1994-4-27 6134 Shasta T34N R4W Sec. 15, ca. 1100 ft, Chaparral-Yellow Pine Forest ecotone. Bailey Cove Trail, on the W side of the McCloud River Arm of Shasta Lake, ca. 1.38 mi clockwise from the trailhead 335 Comment
  UC144516  Lotus humistratus A. A. Heller 1905-5-25 7848 Shasta near Redding Comment
  HSC49843  Lotus humistratus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9717 Shasta County Rd. A16, 9.7 mi. from its junction with Hwy. 36 381 Comment
  POM128958  Lotus humistratus Franklin Nutting s.n. Shasta Morleys Station. Comment
  RSA498759  Lotus humistratus Geo. L. Moxley 1920-6-24 14955 Shasta Redding Comment
  RSA60345  Lotus humistratus G. R. Campbell 1948-6-17 642 Shasta 1 mile W of Shingletown, on Hwy50 Comment
  UC54365  Lotus nevadensis var. nevadensis H. M. Hall and E. B. Babcock Jun 1903 4238 Shasta Lava Beds, ne Shasta County Sierra Nevada Mountains 1219 Comment
  LA47952  Lotus oblongifolius var. oblongifolius Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mt. Lassen, upper King's Creek Comment
  LA47953  Lotus oblongifolius var. oblongifolius Carl Epling; Mrs. Epling 1935-8-15 sn Shasta Mt. Lassen, upper King's Creek Comment
  UC726796  Lotus purshianus var. purshianus A. A. Heller 1918-7-28 13085 Shasta 12 mi n Redding Comment
  UC604413  Lupinus unknown 1922-1 Shasta Lassen Peak 2743 Comment
  UC725345  Lupinus A. A. Heller 1941-7-24 16262 Shasta about midway between Summit Lake and Devastated Area; Lassen Volcanic National Park, btw Summit Lake and Devastate Comment
  UC727061  Lupinus A. A. Heller 1943-8-23 Shasta Mt. Lassen Volcanic National Park Comment
  JEPS100736  Lupinus albicaulis Dean W. Taylor 1993-5-2 13408 Shasta S base Di Hill; along ephemeral tributary creek S of Ponderosa Way 670 Comment
  RSA104471  Lupinus albicaulis subsp. purpurascens A. A. Heller 1910-5-15 7849 Shasta Morley Station Comment
  SEINET5766815 Image available Lupinus albifrons A. A. Heller 1905-1 7849 Shasta near Redding Comment
  RSA407005  Lupinus albifrons var. albifrons J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-4-9 9668 Shasta County Road A16, 4.0 miles from its junction with State route 36. 732 Comment
  RSA104718  Lupinus angustiflorus A. A. Heller 1941-7-24 16260 Shasta Lassen Volcanic National Park: Between the Devasted Area and Summit Lake. Comment
  RSA104773  Lupinus angustiflorus E. C. Van Dyke 1931-6-13 s.n. Shasta Kelly Camp, Mt. Lassen National Park. Comment
  SEINET10431709 Image available Lupinus apertus Anthony Baniaga 2011-7-12 447 Shasta Lassen National Forest, along Lost Creek, NW of junction 32N13 and N" spur. T31N R4E sec 3 SW of NE 1675 Comment
  UC865451  Lupinus arbustus Alice Eastwood Aug 22 1912-Aug 26 1912 1804 Shasta Lassen Butte Region Comment
  CAS-BOT-BC208810  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-24 6534 Shasta On Hat Creek, ca. 20 mi. west of Fall River Mills. Comment
  CAS-BOT-BC208813  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 g Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CAS-BOT-BC208815  Lupinus argenteus var. heteranthus Charles Piper Smith 1947-6-13 47434 c Shasta Highway 89, Old Station Post Office, 7.2 miles south. Comment
  CHSC88319  Lupinus argenteus var. heteranthus R. Fischer; J. Marr 2004-5-22 202 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located near Camp 7, just n. of Horr Pond. 1024 Comment
  RSA699529  Lupinus argenteus var. heteranthus R. D. Fischer, J. Marr, Bill B. Fischer 2004-5-22 0202 Shasta Fall River Mills 7.5 quad. Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. 1024 Comment
  UC1129446  Lupinus argenteus var. heteranthus A. E. Wieslander 1929-6-21 104 Shasta Pitville Road; Dixie Quad., Lassen National Forest Comment
  CHSC57181  Lupinus bicolor Laurie L. Gordon 1991-4-21 16 Shasta .3 mi s of Hwy 299W, ca. 200 ft e of Carr Powerhouse road, e bank of Clear Creek. 365 Comment
  HSC65907  Lupinus bicolor D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 66 Shasta Harrison Gulch along Hwy. 36 at rd. to Deer Lick Springs 823 Comment
  HSC14784  Lupinus bicolor J. Heywood, D. H. Norris 1968-3-30 1823 Shasta 5 mi. E of Trinity Co. line, Hwy. 299 Comment
  RSA113326  Lupinus caudatus E. K. Balls, Lee W. Lenz 1956-6-18 21816 Shasta Crossroads, about Burney Falls (junction State Highway 89 and US Highway 299). 1006 Comment
  RSA31850  Lupinus caudatus A. A. Heller 1941-7-24 16262 Shasta About midway between Summit Lake and the Devastated Area, Lassen Volcanic National Park. Comment
  SEINET10490732  Lupinus caudatus subsp. caudatus Duane Isely, I. Isely 1971-7-12 Isely 11389 Shasta Plum valley reservoir, lassen nat'l forest, ca 1 1/2 mi. N state #44, 5 mi. E Of jct with state #89. Steep slope, under pines. Comment
  CAS-BOT-BC215168  Lupinus croceus Dean Wm. Taylor; Barbara Williams 1987-6-28 9097 Shasta Summit of ridge just W of Battle Gap along FS Road 38N10 to Mushroom Rock 1767 Comment
  CHSC93304  Lupinus lepidus var. confertus R. Fischer 2005-7-14 546 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected off Rat Farm Road on the open sage meadow north of McArthur. 1014 Comment
  UCD108579  Lupinus lepidus var. sellulus John Thomas Howell 1961-6-19 36547 Shasta Lassen Volcanic National Park. Anklin Meadows. 1874 Comment
  CDA10995  Lupinus microcarpus G. F. Hrusa 1991-6-27 8487 Shasta Pit River Drainage; along Pit River below Pit 1 powerhouse on S bank of river. Comment
  UC73202  Lupinus nanus Milo S. Baker 1900-4-29 Shasta Stillwater at Laton Stillwater; Stillwater at Laton Comment
  CHSC9325  Lupinus nanus var. vallicola G. Strausbaugh 1970-5-24 74 Shasta Extreme inland point of first cove w of Brandy Creek Swimming Area ca. 12 ft. above water. 373 Comment
  HSC39308  Lupinus obtusilobus Thomas W. Nelson, Jane P. Nelson 1976-8-1 3121 Shasta Lassen Volcanic National Park, just N of trail head to Lassen Peak along main road Comment
  SBBG3680  Lupinus obtusilobus H. and M. Dearing 1948-9-12 6728 Shasta Mt Shasta [Patnher Crk] 2316 Comment
  UC16073  Lupinus obtusilobus Prof. Brewer 1860-1 2180 Shasta Lassen Peak Comment
  SFV11850  Lupinus obtusilobus V. E. Rudd 1980-7-20 3591 Shasta Mount Lassen. Near sulphur springs. Comment
  UCSB6318  Lupinus polyphyllus var. pallidipes Myrick, Donald 1964-7-22 Shasta Kings Creek Meadow Campground, Lassen Volcanic National Park 2255 Comment
  SEINET12156874  Lupinus ruber Unknown 1965-1 391 Shasta ca 5 mi W of Burney, on US 299 1219 Comment
  SEINET10491005  Lupinus vallicola subsp. vallicola A. Arthur Heller 1926-4-24 Heller 13929 Shasta Type collected "may 25, 1905, in open grassy places near the railroad just Above redding, shasta county, california." Collected at the type station. Comment
  JEPS28732  Luzula subcongesta George W. Gillett 1957-8-8 996 Shasta wet meadow ne Lassen Peak (above Paradise Meadow); Lassen Volcanic National Park, ne of Lassen Peak 2499 Comment
  UC22444  Lysimachia thyrsiflora M. S. Baker and Frank Nutting 1894-5-26 Shasta Goose Valley Comment
  RSA0015989  Lythrum Carl B. Wolf 1937-8-8 9074 Shasta Head of Sacramento Valley. 6 miles N of Redding. 244 Comment
  CDA19052  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau; along Fall River, between McArthur and Fall River Mills. 0 Comment
  UCR148820  Lythrum salicaria C. Benefield 2000-8-1 PDR 1198616 Shasta Modoc Plateau, 8-10 acres along Fall River, between McArthur and Fall River Mills Comment
  UCR54035  Lythrum salicaria Don Pendleton 1986-6-26 s.n. Shasta Lava Creek Lodge, Lava Creek Comment
  CDA20243  Lythrum salicaria T. N. Seeno 1984-7-25 s.n. Shasta Sacramento Valley; Fall River Valley. Little Tule River at Lava Creek Lodge. 0 Comment
  CDA36294  Lythrum salicaria Ed Finley? 1986-1 Shasta Lava Creek Lodge Lake, off Hwy 89 near McCloud. 0 Comment
  CDA8225  Machaeranthera canescens subsp. canescens F. Stewart 1960-9-15 Shasta PG&E property, Burney area. 0 Comment
  CHSC33065  Madia elegans Christopher Knopp 1978-5-13 95 Shasta Beegum Gorge Road (Forest Service Road 1S02). 975 Comment
  CAS-BOT-BC343976  Madia elegans Alice Eastwood 1912-7-25 1407 Shasta Pitt Comment
  UC830836  Madia elegans Alice Eastwood Aug 22 1912-Aug 26 1912 1817 Shasta near Lassen Butte; Morgans Springs Comment
  POM209642  Madia elegans subsp. elegans Palmer Stockwell 1934-7-16 85 Shasta 1 mile west of Viola on the Red Bluff Comment
  JEPS89658  Madia exigua Dean W. Taylor 1974-6-13 3701 Shasta Hwy. 89 at crossing of Pit R. at Lake Briton; Cascade Mts. 914 Comment
  CHSC9331  Madia gracilis G. Strausbaugh 1970-5-30 86 Shasta West bank third cove nw of Brandy Creek Swimming Area and ca. 10 ft. from the water's edge. 371 Comment
  POM209641  Madia gracilis Palmer Stockwell 1934-7-16 78 Shasta Between Delta and Lamoine Comment
  CAS-BOT-BC512888  Maianthemum stellatum C. L. Hitchcock 1940-5-24 6577 Shasta On Hat Creek, ca. 20 miles west of Fall River Mills 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
  CAS-BOT-BC347354  Malacothrix floccifera Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-23 85 Shasta 18 miles up A16 from HWY 36 304 Comment
  CHSC78074  Marah fabacea Terry Nelson 1998-4-18 240 -27 Shasta Near the convergence of Ash Creek into the Sacramento River s of Ash Creek and e of the Sacramento River. 134 Comment
  SEINET8551270  Marah oregana K. Terrell 1960-4-16 s.n. Shasta Redding. 366 Comment
  CHSC63562  Marah watsonii Vernon H. Oswald; Lowell Ahart 1994-5-12 6201 Shasta Sugarloaf Creek Trail near the trailhead located on Lakeshore Dr. (35N08), on the W side of the Sacramento River Arm of Shasta Lake. 353 Comment
  JEPS90903  Marah watsonii Dean W. Taylor 1993-5-1 13395 Shasta Shasta Lake, McCloud River arm, Deekas Rock Campground, 0.2 mi upstream (e) of the campground Shasta Lake; Cascade Ranges, Shasta Lake 365 Comment
  CHSC71877  Mentha X piperita Vernon H. Oswald; Lowell Ahart 1998-9-8 8567 Shasta Hwy. 299 adjacent to a branch of Hatchet Creek 0.1 mi west of the 67 mi post between Hillcrest and Burney, 1.3 mi west of Hatchet Mtn. Summit. 1280 Comment
  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
  CDA13057  Mentzelia dispersa G. F. Hrusa, T. D. Wilfred 1996-6-11 13005 Shasta Lassen National Forest; on W side of Hwy 44 approx. 200 meters N of Big Spring. Comment
  CHSC60366  Mentzelia dispersa Mary Ann Showers 1992-6-28 2642 Shasta Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  UC872466  Mentzelia dispersa Alice Eastwood Jun 29 1912-Jul 11 1912 721 Shasta Goose Valley Comment
  JEPS89618  Micropus californicus var. californicus Dean W. Taylor 1993-5-22 13454 Shasta ca. 3 air mi. w. Lamoine (along Slate Creek, Forest Rd. 36N20, Sacramento R. Canyon); Klamath Region, Trinity Mts., Sacramento R. Canyon 838 Comment
  UC144219  Micropus californicus var. californicus A. A. Heller 1905-5-26 7871 a Shasta near Redding Comment
  UC831270  Micropus californicus var. californicus C. L. Hitchcock 1940-5-17 6458 Shasta 3 mi e Redding 152 Comment
  UCD80107  Microseris acuminata CNPS SN Foothill Team 2006-5-9 SNFN 0365 d Shasta Shasta Land Trust Easement, Hathaway Ranch, in a vernal pool area SW of, and across Swede Creek from, the Swede Creek plains area. 268 Comment
  CHSC84115  Microseris elegans Lowell Ahart; John Dittes 2003-5-12 10134 Shasta About 50 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
  JEPS104197  Microseris elegans Lowell Ahart 2003-5-12 10134 Shasta About 50 yd e of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CAS-BOT-BC349363  Microseris nutans Alice Eastwood 1912-6-30 767 Shasta Goose Valley Comment
  JEPS95279  Microseris nutans Vernon H. Oswald and Lowell Ahart 1994-4-27 6143 Shasta ca 0.5 mi n Packers Bay Marina (Waters Gulch Trail 0.1 mi w of the trailhead located on Packers Bay Rd. (34N27)); Waters Gulch Trail 396 Comment
  CAS-BOT-BC349360  Microseris nutans Alice Eastwood 1912-6-29 845 Shasta Goose Valley Comment
  RSA554573  Microseris nutans Walter Wisura 1993-5-9 4891 Shasta Highway 299, 9 miles west of Redding Comment
  RSA60341  Microseris nutans G. R. Campbell 1948-6-17 633 Shasta Between Clayton and Burney Falls State Park. Comment
  UCD111684  Mimulus Christopher Mallek 2008-1 s.n. Shasta Ash Creek. 876 Comment
  LA209493  Mimulus bicolor Alice Eastwood; 1912-6-27 627 Shasta Montgomery Creek Comment
  UC446459  Mimulus bicolor Milo S. Baker 1900-5-4 Shasta near Donkey Mine Comment
  RSA536400  Mimulus bicolor Beth Corbin 1991-5-23 617 Shasta Near pipelines S of Soldier Mt., ca. 6 mi NW of Fall River Mills. Comment
  JEPS91119  Mimulus bolanderi Dean Wm. Taylor with Robert A. Price, Rexford E. Palmer and Roy A. Buck 1988-6-1 9722 Shasta Pit River Canyon, along road to PG&E Pit 6 Powerhouse Pit River Canyon 743 Comment
  UC54637  Mimulus breweri H. M. Hall and E. B. Babcock June, 1903 4154 Shasta South Fork Bear Creek Sierra Nevada Mountains 1310 Comment
  RSA768479  Mimulus cardinalis Justin M. Wood 2010-9-2 2570 Shasta [Round Mountain:] Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  JEPS28795  Mimulus guttatus George W. Gillett 1957-8-20 1113 Shasta Brokeoff Meadows, in Apsen grove above cabins Lassen Volcanic National Park 1920 Comment
  HSC46252  Mimulus kelloggii M. Alcasas 1978-5-13 69 Shasta Beegum Gorge Rd. (F.S. Rd. 1S02). 976 Comment
  UC1239040  Mimulus kelloggii Freed W. Hoffman 1948-7-3 2472 Shasta 23.6 mi ne Redding (Highway 299); Little Cow Creek Comment
  RSA27012  Mimulus kelloggii C. L. Hitchcock 1940-5-20 6501 Shasta 25 miles east of Redding. Comment
  JEPS18881  Mimulus layneae George W. Gillett 1957-7-9 681 Shasta about 2 mi s Big Springs (confluence of Hat Creek and Lost Creek, n of Lassen Volcanic National Park near its boundary); Hat Creek, Lost Creek 1524 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
  UC1063131  Mimulus microphyllus P. L. Johannsen 1932-6-12 135 Shasta Jones Valley Redding Quadrangle 365 Comment
  JEPS3318  Mimulus nanus var. jepsonii George Gillett 1952-8-26 229 Shasta se Lassen Peak (in Kings Creek campground area); Lassen Volcanic National Park 2225 Comment
  UCD122790  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. 2045 Comment
  RSA113769  Mimulus nanus var. jepsonii George W. Gillett 1953-7-14 275 Shasta Vicinity of Summit Lake. 400 yards below ranger station. 2012 Comment
  LA96476  Mimulus nanus var. mephiticus Frank W. Peirson; 1932-7-16 10309 Shasta Burney Spring 1432 Comment
  RSA125762  Mimulus nanus var. mephiticus George W. Gillett 1952-7-4 55 Shasta Along State Hwy 89, northeast of Lassen Volcanic National Park. Near entrance to Subway Cave. 1311 Comment
  UC615334  Mimulus pilosus Beryl O. Schreiber 1932-7-18 452 Shasta road to Redding Comment
  JEPS79376  Mimulus primuloides L. R. Heckard with E. Lim Dhillon and M. Ashton 1979-7-21 5148 Shasta w crossing King Creek (along route 89); Lassen National Park, King Creek Meadow crossing 2225 Comment
  UCD122864  Mimulus primuloides D. Sanchez-Mata; P. Rodriguez, R. Gavilan, J. E. Echev. 1996-9-9 s.n. Shasta Lassen Volcanic National Park, at Summit Lake North. 2070 Comment
  HSC40175  Mimulus primuloides Thomas W. Nelson, Jane P. Nelson 1976-8-1 3128 Shasta Lassen Volcanic National Park; Kings Creek Meadow along N side of Lassen Peak Rd. Comment
  SEINET8733246 Image available Mimulus tilingii George W. Gillett 1953-1 296 Shasta 3 miles above Summit Lake. Lassen Peak Highway. Altitude ca. 7200 feet. 2195 Comment
  POM260885  Mimulus torreyi Alice Eastwood, John T. Howell 1940-6-10 7889 Shasta Montgomery Creek Comment
  RSA420994  Mimulus torreyi Christopher Davidson 1973-5-26 2169 Shasta Ca. 15 mi W of Burney on St Hwy 299. 915 Comment
  RSA103941  Mimulus tricolor Alice Eastwood 1912-6-29 968 Shasta Goose Valley. Comment
  CHSC110805  Minuartia californica Dean Wm. Taylor 2013-4-26 21344 Shasta 4 miles SW of Viola, via Rock Creek Road ca.3 road miles SW of Highway 44. 1249 Comment
  JEPS51077  Minuartia californica M. A. King March, 1921 Shasta Anderson Comment
  UC852246  Minuartia californica Louis C. Wheeler 1935-3-31 3397 Shasta 3 mi ne Redding (between Boulder and Churn Creeks) 198 Comment
  SEINET5336916  Minuartia californica L. Wheeler 1935-3-31 3397 Shasta Between Boulder and Churn Creek, 3 miles NE of Redding. 198 Comment
  CHSC89766  Minuartia douglasii R. Fischer; J. Marr 2004-5-25 437 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Spatter Cone Trail near camp 7. On road bed. 1016 Comment
  JEPS90748  Minuartia douglasii Dean W. Taylor 1988-5-2 9598 Shasta on Dersch Rd. 0.2 mi downstream Twin Bridges ((Balls Ferry 7 1/2' quadrangle)); Sacramento Valley, Millville Plains, Dry Creek 140 Comment
  CAS-BOT-BC388867  Minuartia douglasii D. E. Breedlove 1962-6-11 3390 Shasta On east side of Burney Falls, Burney Falls State Park; Cascade Range 914 Comment
  UC1204757  Minuartia nuttallii subsp. gregaria H. M. Evans July 1922 Shasta Lassen Peak Mount Lassen National Park Comment
  POM91935  Mitella pentandra Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
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Mar 6 2011
  SEINET892766  Monardella breweri subsp. lanceolata Lewis S. Rose 1945-1 45215 Shasta 1 mi. SE of Doyles Corner 975 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
  HSC14272  Monardella odoratissima R. G. Means 1962-7-5 81 Shasta 7.2 mi. from Hwy. 99 on Everitt Hwy. 2287 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
  UC54600  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock June, 1903 4166 Shasta Near Bear Creek, Sierra Nevada Mountains 1219 Comment
  CHSC65640  Monardella sheltonii L. P. Janeway 1995-6-23 4814 Shasta Along Fenders Ferry Road (Rd 27) 0.2 mi west of bridge over Pit River. 350 Comment
  CAS-BOT-BC267032  Muhlenbergia filiformis Alice Eastwood 1922-10-15 11548 Shasta Near Sims Comment
  UCD86671  Muhlenbergia filiformis D. Sanchez-Mata; P. Rodriguez, R. Rivas-Martinez, L. Llorens 1996-9-6 s.n. Shasta Lassen Volcanic National Park. At Summit lake area. 1990 Comment
  CAS-BOT-BC260505  Muhlenbergia filiformis Hans Leschke 1959-8-7 1618 Shasta Lassen Volcanic National Park. Manzanita Creek 2118 Comment
  CAS-BOT-BC275167  Muhlenbergia richardsonis George W. Gillett 1957-8-13 1042 Shasta Lassen Volcanic National Park. Shores of Hat Lake 1965 Comment
  SEINET194310 Image available Muhlenbergia rigens A. A. Heller 1923-9-3 13827 Shasta Phelan Ranch Comment
  SEINET3245761  Myosotis laxa G. K. Helmkamp, E. A. Helmkamp 2009-1 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 (Shingletown 7.4') 992 Comment
  CDA37361  Myriophyllum hippuroides B. Villegas 2008-7-1 s.n. Shasta Lake Britton. 0 Comment
  CHSC8740  Myriophyllum quitense S. Chulasmai 1966-4-30 20 Shasta Vernal pond, 0.5 mile from Hat Creek River. Comment
  CDA37261  Myriophyllum sibiricum B. Villegas 2008-7-1 s.n. Shasta Fall River at Fall River Ranch, near Fall River Mills. Comment
  CHSC58535  Najas flexilis Vernon H. Oswald 1992-7-9 5080 Shasta Lassen Volcanic Park. S side of Horseshoe Lake. 1994 Comment
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Sep 24 2014
  SJSU1541  Navarretia divaricata C. W. Sharsmith 1954-6-25 6214 Shasta Viola 1341 Comment
  UC856865  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta ca 12 mi n Fall River Mills 1371 Comment
  POM260421  Navarretia divaricata subsp. vividior C. L. Hitchcock 1940-5-26 6605 Shasta Lava beds ca. 12 mi. north of Fall River Mills on Fall River. 1372 Comment
  UCD37455  Navarretia heterandra Beecher Crampton 1960-6-16 5656 Shasta Shasta County, Glenburn, 4.5 miles north of Fall River Mills. 1066 Comment
  RSA73734  Navarretia intertexta F. W. Peirson 1932-7-16 10311 Shasta Burney Spring. 1433 Comment
  JEPS100556  Navarretia intertexta subsp. intertexta Dean W. Taylor 1991-6-12 11890 Shasta ponds ca. 1.2 mi N of Lake Britton and 1 mile West of Warner Grade Reservoir, just east of PG&E natural gas pipeline 883 Comment
  JEPS128767  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. Comment
  CHSC34352  Navarretia intertexta subsp. propinqua J. D. Prouty 1981-7-21 1259 Shasta Margin of stockpond. Ca. 6 mi. ese. of Fall River Mills. 1097 Comment
  JEPS28541  Navarretia intertexta subsp. propinqua George W. Gillett 1957-7-8 668 Shasta 0.25 mi s Burney Highway (5.8 mi ne of Manzanite Lake Entrance Station); Lassen Volcanic National Park, Lost Creek 1584 Comment
  JEPS69650  Navarretia leptalea subsp. leptalea W. L. Jepson 1914-8-10 5754 Shasta moist meadow in Upper Fall River Valley (Dana, ne Shasta Co) 1036 Comment
  OBI11320  Navarretia leucocephala R. F. Hoover 1968-5-28 11107 Shasta Redding Airport Comment
  HSC75901  Navarretia leucocephala subsp. minima D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-21 19209 Shasta Near Baker Lake about 5 mi. E of Old Station on road 33N0A Comment
  JEPS100564  Navarretia pubescens Dean Wm. Taylor with Rexford E. Palmer 1988-6-5 9785 Shasta Milleville Plains, under high-voltage, steel-tower powerlines 207 Comment
  SEINET2440295  Navarretia sinistra Leigh A. Johnson 2005-7-28 05 -212 Shasta Shasta Natl. Forest, Lake Britton Vicinity. Off road 37, 0.8 miles W of Rock Creek; up (N) an mostly unused and overgrown spur road adjacent to a seasonally wet meadow framed by conifers and oaks, probably 0.1 to 0.2 miles up spur. in center of spur road for about 15 meters before the spur flattens out and heads east.; 0 1014 Comment
  CHSC118554  Navarretia tagetina Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21395 Shasta Along poor dirt road extending from end of Mackey's Cove Road to northeast shore of Fall River Lake, about 0.5 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  CHSC66327  Nemacladus capillaris V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7905 Shasta High North Coast Ranges. Harrison Gulch Rd. 2.4 mi (odometer) N of Hwy. 36, W of Platina. 944 Comment
  HSC46999  Nemophila heterophylla Sheila Logan 1978-5-13 169 Shasta Trinity National Forest, Basin Gulch Campground 854 Comment
  UC726891  Nemophila heterophylla A. A. Heller 1942-5-3 16443 Shasta 3 mi e Ono; e of Ono Comment
  HSC47010  Nemophila parviflora Sheila Logan 1978-5-14 169 Shasta Basin Gulch Campground, 1.5 mi. from Hwy. 36 861 Comment
  UC726907  Nemophila pedunculata A. A. Heller 1942-5-3 16446 Shasta 3 mi e Ono; e of Ono Comment
  CHSC61104  Nemophila spatulata Vernon H. Oswald 1993-7-12 5679 Shasta Lassen Volcanic National Park. Common in patches of wet cindery volcanic ash soil in the meadow at Badger Flat on the N edge of the park. 1914 Comment
  CHSC60485  Neviusia cliftonii Joe J. Molter 1992-5-27 715 Shasta South of Hwy. 299 and approx. 100' south of Cedar Creek at a point between Hwy. mileage marker 49.00 and 49.50, just past large bend in road and adjacent to a large limestone cliffs. Comment
  CHSC65231  Neviusia cliftonii V. Parker; N. Hutchins 1993-5-18 24 -2 Shasta Shasta-Trinity National Forests. Shasta Lake Ranger District. Above and beside Low Pass creek, on jeep trail se of Chirp-chatter campground. Begins in limestone and continues ca. 0.5 mile until limestone runs out. 457 Comment
  CHSC65232  Neviusia cliftonii V. Parker; N. Hutchins 1993-5-18 24 -2 Shasta Shasta-Trinity National Forests. Shasta Lake Ranger District. Above and beside Low Pass creek, on jeep trail se of Chirp-chatter campground. Begins in limestone and continues ca. 0.5 mile until limestone runs out. 457 Comment
  JEPS111020  Neviusia cliftonii J. K. Nelson with Len Lindstrand III 2004-9-1 2004 -101 Shasta Unnamed tributary stream to Brock Creek, near Brock Creek confluence with Pit River Arm, Shasta Lake; ca 20 miles NE of Redding. 329 Comment
  JEPS88010  Neviusia cliftonii Craig Martz 1996-4-25 506 Shasta Fawndale Quarry 0.83 air mi ssw of Gray Rocks (w of Interstate 5 on s side of Shasta Lake, above unnamed tributary to West Fork Stillwater Creek); Shasta Lake, Fawndale Quarry 335 Comment
  JEPS95277  Neviusia cliftonii Vernon H. Oswald 1994-4-27 6149 Shasta ca. 0.5 mi N of Packers Bay Marina; Lake Shasta; T34N R4W SE1/4 Sec. 20, ca. 1200 ft, Chaparral-Yellow Pine Forest ecotone. Waters Gulch Trail 0.6 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina 365 Comment
  SEINET4855373  Neviusia cliftonii Unknown 1992-6-13 12192 Shasta Off of Hwy 299, 2.5 mi E of junction with Oak Run Rd. Steep north-facing slope adjacent to Cedar Creek. Ca. 40 air km NE of Redding. NW 1/4 of NW 1/4 of S29. 442 Comment
  UC1594119  Neviusia cliftonii James R. Shevock with Barbara Ertter 1992-6-13 12199 Shasta along Shasta-Trinity NF Rd 7H009, n side of Hirz Mountain, along Ellery Creek, w side McCloud River arm of Shasta Lake Ellery Creek; Hirz Mountain, Shasta Lake, Ellery Creek 381 Comment
  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
  CHSC9307  Odontostomum hartwegii G. Strausbaugh 1970-5-24 75 Shasta In and beside vernal stream. N side Whiskey Creek Swimming Area ca. 10 ft. above edge of lake. 371 Comment
  HSC62919  Odontostomum hartwegii J. M. DiTomaso 1979-5-11 958 Shasta Oak Bottoms Campground, Whiskeytown Lake 335 Comment
  JEPS62083  Odontostomum hartwegii J. W. Blankinship 1911-5-3 Shasta Redding Comment
  RSA48592  Odontostomum hartwegii Philip A. Munz 1949-5-19 13318 Shasta 12 miles south of Redding on Highway 99. 152 Comment
  SEINET8408408  Odontostomum hartwegii F. Callahan 1995-7-25 Shasta east of Oasis I-5 exit as indicated by red dot. on PROJECT CITY, CA Quad 7.5 1969. Comment
  UCD58750  Odontostomum hartwegii A. M. Shapiro 2007-5-6 s.n. Shasta Redding. Near banks of Sacramento River. Comment
  CDA20200  Onopordum acanthium K. Martyn 2003-8-15 PDR 1382446 Shasta Northern California; Behind Driscoll Pipeyard, Pittville Totten, McArthur. 0 Comment
  CHSC14132  Orcuttia tenuis F. T. Griggs 1973-8-31 130 Shasta 5 miles e of Redding; s side of Hwy 44, ca. 1 mile w of Airport Road. Bottom of pond. Comment
  RSA655441  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport Comment
  UCD88267  Orcuttia tenuis Beecher Crampton 1958-8-12 s.n. Shasta vicinity of the Redding Municipal Airport, north of Anderson. Comment
  UCD88273  Orcuttia tenuis Beecher Crampton 1960-6-15 5625 Shasta Shasta County, 4.4 miles north of Anderson, at southwest corner of Redding Municipal Airport. Comment
  SEINET10592190  Orcuttia tenuis Robert F. Hoover 1936-1 Shasta Comment
  UC1326250  Oreostemma alpigenum var. andersonii Milo S. Baker 1947-8-12 11961 Shasta King Cr., Hwy 89 Mt. Lassen Nat. Park, King Cr. 2286 Comment
  HSC86967  Orobanche fasciculata Pat Daly, Rudy Galindo 1988-3-26 12 Shasta 7 mi. E of Basin Gulch turn off, Hwy. 36 701 Comment
  JEPS22681  Orobanche uniflora subsp. occidentalis Rimo Bacigalupi with Drs. Herbert and Lucille Mason''Rimo Bacigalupi (with Drs. Herbert and Lucille Mason) 1958-4-23 6320 Shasta Roadside in canyon f Ash Creek, 2 3/4 miles northeast of Balls Ferry (Balls Ferry is about 5.5 miles east of Cottonwood. Comment
  SEINET6058544  Orthilia secunda Kenneth Heil, Heil, Kenneth 2014-7-16 35241 Shasta Lassen National Forest. Ca .9 miles west of North Battle Creek Reservoir. Collections along creek. Comment
  SD104409  Osmorhiza berteroi Reid Moran 1978-6-25 26086 Shasta West of Little Roaring Creek. 725 Comment
  JEPS121711  Osmorhiza berteroi Julie Kierstead Nelson with Martin Lenz 2014-5-27 2011 -030 Shasta Forest Road 11 (McCloud Reservoir to Big Bend) at Deer Creek. Gravelly toe of northwest-facing metasedimentary roadcut in mixed confifer-oak forest. Comment
  CHSC60383  Oxyria digyna Mary Ann Showers 1992-6-28 2702 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
  UC465841  Oxyria digyna Mrs. R. M. Austin 1882-8-10 Shasta Lassens Peak 3139 Comment
  SBBG2720  Ozomelis diversifolia H. and M. Dearing 1938-6-30 2214 Shasta W of Burney 1219 Comment
  UC1584621  Ozomelis diversifolia Dean W. Taylor 1988-6-23 9854 Shasta along Hwy 299 ca 4 mi e Hatchet Mt. Summit; Cascade Mountains, Carberry Flat 1127 Comment
  OBI77298  Packera cana Anthony Baniaga 2011-6-19 382 Shasta Lassen NF. Lava Flats, ca 1.5 mi ENE of Sugarloaf Peak. Old Station quad T33N R5E sec 21 SE of SE 1302 Comment
  CAS-BOT-BC316866  Packera eurycephala var. eurycephala C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding 152 Comment
  CAS-BOT-BC316862  Packera eurycephala var. eurycephala L. E. Smith 1913-4-26 128 Shasta near Anderson Comment
  HSC71908  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5821 Shasta Shasta-Trinity National Forest, junction of FS Rd. 41 and FS Rd. 28N08 1220 Comment
  CDA12919  Paeonia brownii G. F. Hrusa 1996-5-2 12861 Shasta Lassen National Forest; Along Hat Creek. approx. 1/2 m. S of Old Station Trailer Park along Hwy 44-89. Comment
  RSA262497  Paeonia brownii Judy Quinn 1969-5-10 10 Shasta State Highway 299 East, 2 miles north of Fall River Mills. 1067 Comment
  CHSC83222  Panicum acuminatum var. acuminatum Beecher Crampton 1964-8-27 7196 Shasta 2/3 miles N.E. of Castle Crag Hotel. Meadow. Comment
  UC819934  Panicum acuminatum var. acuminatum C. L. Hitchcock 1940-5-23 6528 Shasta 1/2 mi above Burney Falls; above Burney Falls Comment
  UCD88520  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7193 Shasta 1/4 mile east of old hotel at Castle Crag. 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
  UCD88526  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-27 7198 Shasta 1.9 miles north of Gibson on US Hwy. 99. 426 Comment
  UCD88536  Panicum acuminatum var. fasciculatum Beecher Crampton 1969-6-19 8483 Shasta Castle Crag r.r. siding, 3 miles south of Dunsmuir. Comment
  UCD89959  Panicum acuminatum var. thermale Beecher Crampton 1964-8-26 7167 Shasta Lassen National Park, Sulphur Works. 2133 Comment
  SEINET10753557  Panicum capillare Dean W. Taylor 1999-8-13 Taylor 17336 Shasta Pit River Canyon, High Cascade Region (CaRH), lake in canyon of Pit River about 3 miles SW of Big Bend (local unofficial place name Big Lake); T36N R1E NW1/4 NW1/4 Section 16; Chalk Mountain 71/2' USGS quadrangle; moist drawdown margin of the lake. 701 Comment
  UCD89502  Panicum capillare Beecher Crampton 1964-8-27 7199 Shasta 1.9 miles north of Gibson. U.S. Hwy. 99. 426 Comment
  RSA0049591  Panicum dichotomiflorum subsp. dichotomiflorum Dean Wm. Taylor 2013-9-6 21409 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89 915 Comment
  UCD32849  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of hotel Castle Crag (now Berri Estate), 1/2 mile E of Castle Crag railroad siding. Comment
  UCD89763  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7194 Shasta 1/4 mile E of old hotel at Castle Crag. Comment
  UCD89764  Panicum oligosanthes var. scribnerianum Beecher Crampton 1964-8-27 7195 Shasta 1/4 mile E of the old hotel at Castle Crag. Comment
  JEPS104440  Parnassia cirrata var. intermedia Martin J. Lenz 2003-9-11 39 Shasta approx. 3.7 air mi WNW of Sims Fire Station, near Roseberg Resources Co. 160G road; approx. 2000 ft N of North Fork of Shotgun Creek 1411 Comment
  CAS-BOT-BC175541  Parnassia palustris Hans Leschke 1954-9-21 s.n. Shasta Horsetrail near Kings Creek Falls 2072 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
  JEPS82500  Paronychia ahartii Rimo Bacigalupi with Herbert and Lucille Mason 1958-4-23 6318 Shasta along Calif. Highway 44, 1 mi above and e junction with the Dersch Road (about 11 mi se of Millville) 499 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
  JEPS90770  Paronychia ahartii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1988-3-25 9455 Shasta Millville Plains, bordered by Milleville Plains Road and Hwy 44 under PG&E Pit-Cottonwood high-voltage electrical transmission lines, Upper Sacramento Valley Millville Plains; Upper Sacramento Valley, Milleville Plains 185 Comment
  JEPS25415  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1959-4-23 7031 Shasta along Jones Valley Road about 2 1/2 mi ne of junction with U.S. Highway 99, at confluence of Moody Creek and west fork of Stillwater Creek Moody Creek; Jones Valley Road 198 Comment
  UC585531  Paspalum dilatatum Virginia E. Long 1931-5-22 77 a Shasta Happy Valley nw Anderson; Happy Valley 304 Comment
  CAS-BOT-BC259687  Paspalum dilatatum L. R. Abrams 1934-8-23 13644 Shasta Ditches along highway, near Redding Comment
  JEPS85620  Paspalum distichum Virginia E. Long 1931-6-11 87 a Shasta just n Anderson 131 Comment
  CHSC96301  Paxistima myrsinites R. Fischer 2006-5-10 904 Shasta Round Valley. Shrubs found along Hwy. 299, west of Burney in the area of the Round Valley fire. Collection made on a canyon edge, south side of road, at a wide dirt road pull-out. 1005 Comment
  RSA96067  Paxistima myrsinites P. C. Everett, E. K. Balls 1954-10-10 20257 Shasta Hwy 89, 8.5 miles NW of Lake Britton, road from Burjney Falls to McCloud. 1189 Comment
  POM260117  Pedicularis aurantiaca C. L. Hitchcock 1940-5-17 6466 Shasta 3 miles east of Redding. 152 Comment
  CHSC37359  Pedicularis densiflora James T. Nicol 1978-3-11 2 Shasta Ca. 8 mi ne of Whitmore on Ponderosa Way. 853 Comment
  JEPS10361  Pedicularis densiflora J. W. Blankinship 1911-3-23 Shasta Olinda Comment
  UC726422  Pedicularis groenlandica A. A. Heller 1941-8-16 16298 Shasta Upper King Creek Meadow; Lassen Volcanic National Park 2133 Comment
  UC1576744  Pellaea brachyptera Dean W. Taylor 1988-6-24 8994 Shasta summit of Grizzly Peak; Pit River Watershed, Big Bend 15'Quadrangle - 677B 1905 Comment
  SD82186  Pellaea brachyptera H. H. Tracy 1913-8-23 Shasta Castella bank of Castella Creek [whatever that means] 915 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
  RSA186821  Pennisetum clandestinum J. R. Keck 1965-11-22 s.n. Shasta Redding Comment
  UC1543813  Penstemon Harold and Virginia Bailey 1948-8-25 2999 Shasta Lassen Volcanic National Park, Summit Lake 2040 Comment
  JEPS121713  Penstemon azureus var. azureus Julie Kierstead Nelson with Martin Lenz 2014-5-27 2011 -027 Shasta East end McCloud Dam (McCloud Reservoir), west-facing metasedimentary roadcut, on gravel at slope base. Comment
  CHSC58046  Penstemon davidsonii var. davidsonii Veron H. Oswald 1992-5-28 4958 Shasta Lassen Volcanic National Park. Lassen Hwy. in Chaos Jumbles, ca. 1 mi E of Loomis Museum at Manzanita Lake. 1883 Comment
  CHSC60417  Penstemon davidsonii var. davidsonii Mary Ann Showers 1992-6-27 2630 Shasta Ridge between Chaos Crags and pumice flat (cirque) northwest of Cresent Crater. 2377 Comment
  UC604414  Penstemon davidsonii var. davidsonii unknown 1922-1 Shasta Lassen Peak Sierra Nevada, Lassen Peak 2743 Comment
  NY593759  Penstemon filiformis K. A. Vincent 1987-8-11 4508 Shasta Cascade Range, Sacramento River Canyon. Conifer forest on north side of Shotgun Creek, 0.7 mile northwest of I-5 and Shotgun Creek Road, ca. 2.7 miles north of Gibson. 548.6 Comment
  NY600722  Penstemon gracilentus G. W. Gillett 1953-7-31 304 Shasta Noble Pass, northeast corner of the park. Lassen Volcanic National Park. 1859.3 Comment
  SFV18599  Penstemon gracilentus T. W. Nelson, J. P. Nelson 1987-7-6 2623 Shasta Cascade Range Just off Eskimo Hill Road, State Route 44. 1646 Comment
  UC1036195  Penstemon gracilentus George W. Gillett 1953-7-31 304 Shasta ne corner of park Lassen Volcanic National Park, Noble Pass 1859 Comment
  UC485785  Penstemon gracilentus H. F. Copeland 1932-8-15 Shasta woods by Lost Creek below Raker Peak; Mt. Lassen, Lost Creek below Raker Peak 1889 Comment
  NY601596  Penstemon heterodoxus var. shastensis A. Eastwood 1912-6-29 708 Shasta Goose Valley Comment
  UC1036218  Penstemon heterodoxus var. shastensis George W. Gillett 1953-7-22 291 Shasta Upper King's Creek Meadow Lassen Volcanic National Park 2225 Comment
  UCSB6032  Penstemon heterodoxus var. shastensis Myrick, Donald 1964-7-23 Shasta at Paradise Meadow; above Hat Lake; Lassen Volcanic National Park 2133 Comment
  SEINET4097983  Penstemon laetus var. sagittatus C. Davidson 1975-1 2713 Shasta About 15 miles east of Redding on Highway 44. 510 Comment
  UC1553525  Penstemon neotericus E. Dean 1988-7-12 121 Shasta just w of 2 small pin turns in rd 37N08 as it reaches Skunk Ridge 1158 Comment
  UC887181  Penstemon neotericus C. L. Hitchcock 1940-5-23 6508 Shasta 7 mi w Burney; w of Burney 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
  RSA272556  Penstemon neotericus Porter Lowry 1977-7-6 869 Shasta Ca 3 mi east of Viola on State Hwy 44. Comment
  RSA646269  Penstemon newberryi James Buel 1957-8-8 214 Shasta Juniper Lake area, Lassen Nat'l Park. Chrystal Lake. Comment
  CAS-BOT-BC239312  Penstemon newberryi var. berryi John Thomas Howell 1960-8-22 36370 Shasta Lassen Volcanic National Park. Just east of Chaos Jumbles 1828 Comment
  CAS-BOT-BC239316  Penstemon newberryi var. berryi George W. Gillett 1957-8-10 1032 Shasta Lassen Volcanic National Park 2706 Comment
  CAS-BOT-BC94484  Penstemon procerus R. C. Wenk 2005-7-20 357 Shasta Mt. Lassen National Park. Trail from hat Lake to Terrace Lake, 1/4 mile from trailhead 1889 Comment
  CAS-BOT-BC239616  Penstemon rydbergii var. oreocharis Alice Eastwood 1912-8-22 1916 Shasta Battle Creek, Lassen Butte Region Comment
  JEPS28532  Penstemon rydbergii var. oreocharis George W. Gillett 1957-7-3 650 Shasta Badger Flat , Badger Flat (Lassen Volcanic National Park) 1905 Comment
  UC1541526  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks June 1928 219 Shasta Drakesbad Lassen National Park, Drakesbad 1767 Comment
  UC72977  Peraphyllum ramosissimum Milo S. Baker 1898-7-12 389 Shasta Fall River Valley; The Bench, near intersection of Siskiyou, Shasta and Modoc counties Comment
  JEPS100793  Perideridia bolanderi subsp. bolanderi Dean W. Taylor 1993-7-9 13855 Shasta 4.5 mi W of Gibson (on Forest Rd 38N21); Trinity Mtns, Boulder Creek Watershed 944 Comment
  UC1390018  Perideridia bolanderi subsp. bolanderi T. I. Chuang and L. Constance 1967-7-23 6075 Shasta 16 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
  HSC39730  Perideridia howellii Thomas W. Nelson, Jane P. Nelson 1976-8-2 3099 Shasta N side of Hwy. 44, 7.2 mi. E of Shingletown Comment
  CAS-BOT-BC418937  Persicaria lapathifolia Robin Schramm 1998-6-20 53 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  CAS-BOT-BC330334  Petasites frigidus var. palmatus L. E. Smith 1913-4-14 75 Shasta Castella Comment
  HSC101570  Petrorhagia dubia J. P. Smith, J. O. Sawyer 2010-5-7 12843 Shasta Along Fender's Ferry Rd. at bridge across the Sacramento River. 339 Comment
  UCD111922  Petrorhagia dubia Christopher Mallek 2008-1 AC1- 10 Shasta Ash Creek. 876 Comment
  UC909965  Phacelia C. L. Hitchcock 1940-5-24 6552 Shasta ca 20 mi w Fall River Mills; Hat Creek Comment
  JEPS91358  Phacelia corymbosa Dean W. Taylor 1993-6-15 13645 Shasta Trinity Mountains, Boulder Cr. watershed, on Forest Road 38N21 ca. 4.5 miles W of Gibson 944 Comment
  HSC46268  Phacelia egena Christopher Knopp 1978-5-13 92 Shasta Beegum Gorge Rd. (FS Rd. 1S02) 976 Comment
  UC1042325  Phacelia egena John Thomas Howell 1954-4-26 29175 Shasta 5 mi e Buckthorn Summit Comment
  UC243007  Phacelia egena M. S. Baker and Frank Nutting 1894-5-23 Shasta Cow Creek Comment
  JEPS28501  Phacelia hastata subsp. compacta George W. Gillett 1957-7-11 719 Shasta talus slopes above Crater Lake; Lassen Volcanic National Park, Chaos Crags 2072 Comment
  UC1036297  Phacelia hastata subsp. compacta George W. Gillett 1952-8-2 142 Shasta summit area of Lassen Peak Lassen Volcanic National Park 3154 Comment
  UC1543821  Phacelia hastata subsp. compacta Harold and Virginia Bailey 1948-8-27 2861 a Shasta Badger Flat Lassen Volcanic National Park 1920 Comment
  SBBG16266  Phacelia heterophylla H. and M. Dearing 1938-6-27 2171 Shasta Hat Crk near Burney 1524 Comment
  CHSC9319  Phacelia heterophylla subsp. virgata G. Strausbaugh 1970-6-21 114 Shasta In dry sand near summit Buckhorn Bally ca. 3.5 mi. s from U.S. Hwy.299W 19.5 mi. e of Douglas City. 1478 Comment
  UC1602016  Phacelia heterophylla subsp. virgata C. J. Kraebel 1934-5-5 21 Shasta near Kennett; Redding Quadrangle Comment
  UCD148885  Phacelia heterophylla subsp. virgata Ellen Dean; L. Huiet, A. Smith, J. Smith and M. Lenz 2014-5-14 8200 Shasta North side of Lake Shasta. McCloud River Arm. Along Gilman Rd, just W of intersection with entrance to Pine Pt. campground. 345 Comment
  POM260119  Phacelia heterophylla subsp. virgata C. L. Hitchcock 1940-5-20 6491 Shasta 25 miles east of Redding. Comment
  UC54515  Phacelia linearis H. M. Hall and E. B. Babcock June, 1903 4272 Shasta Great Spring Sierra Nevada Mountains, Hat Creek 1371 Comment
  POM260120  Phacelia linearis C. L. Hitchcock 1940-5-25 6587 Shasta Below Pit Dam, Power Plant, 2 miles west of Fall River Mills. 1341 Comment
  UCD120633  Phacelia mutabilis John Thomas Howell 1939-8-12 15290 Shasta Sulphur Works, Lassen Peak. Comment
  UC726935  Phacelia purpusii A. A. Heller 1941-6-24 16184 Shasta Hwy 299 near foot of grade (e side of mt.); Hatchet Mountain Comment
  UC73697  Phacelia rattanii Milo S. Baker 1898-7-11 397 Shasta Burney Falls Comment
  UC57528  Phacelia thermalis H. M. Hall and E. B. Babcock June, 1903 4269 Shasta mesas s Fall River Mills (at base of mt.); Sierra Nevada Mountains, Bald Mt. 1066 Comment
  RSA759709  Philadelphus californicus Jim R. Shevock 1992-6-16 12189 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC77396  Philadelphus lewisii A. A. Heller 1905-6-3 7957 Shasta along the Sacramento a short distance above Redding, near Middle Creek Station Comment
  CAS-BOT-BC77403  Philadelphus lewisii Alice Eastwood 1912-6-27 652 Shasta Montgomery Creek Comment
  CHSC35293  Philadelphus lewisii M. S. Taylor; J. Prouty 1980-6-25 2953 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
  CHSC9461  Philadelphus lewisii G. Strasbaugh 1970-5-30 97 Shasta Third cove nw Brandy Creek Swimming Area amid pile of boulders 30 ft. w of lake edge. 370 Comment
  JEPS112704  Philadelphus lewisii subsp. gordonianus Dean W. Taylor 1993-6-16 13660 Shasta Ono, 3.5 miles N along the road to Rainbow Lake. along a tributary of Ducker Creek 548 Comment
  CAS-BOT-BC253535  Phleum alpinum Hans Leschke 1954-9-23 s.n. Shasta Cliff Lake, Lassen Volcanic National Park 2263 Comment
  CAS-BOT-BC260880  Phleum pratense John Thomas Howell 1960-8-22 36360 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CAS-BOT-BC260883  Phleum pratense Virginia E. Long 1932-7-4 187 a Shasta Few mi. W. of Viola, Mrs. Eastman's ranch 1524 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
  UC60757  Phleum pratense W. L. Jepson 1895-1 Shasta Comment
  UC1553516  Phlox diffusa E. Dean 1988-6-7 19 Shasta e of Brushy Mtn. (Rd 29N68, 0.2 mi s of junction with Rd 29N28) 1493 Comment
  CHSC65653  Phlox gracilis L. P. Janeway 1995-7-8 4850 Shasta Along road to Grizzly Peak 1.6 mi from Road 11; 0.4 mi straight east of Brushy Butte. Southwest-facing road cutbank. 1341 Comment
  UC23593  Phlox gracilis M. S. Baker and Frank Nutting 1894-5-25 Shasta Burney Valley Comment
  JEPS91161  Phlox speciosa subsp. nitida Dean W. Taylor 1993-4-30 13377 Shasta Sacramento River Canyon, Sims Flat; Hazel Creek (ca. 2.5 mi S of Castella) 518 Comment
  JEPS91162  Phlox speciosa subsp. occidentalis Dean Wm. Taylor with Glenn L. Clifton 1991-6-12 11905 Shasta Soldier Creek, in woods on west margin of large clay playa (Dry Lake) ca. 1 mile Northeast of Warner Grade Reservoir 1106 Comment
  RSA469944  Phlox speciosa subsp. occidentalis Christopher Davidson 1973-5-28 2172 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 Comment
  SEINET5731921 Image available Phlox speciosa subsp. occidentalis J. Maze 1971-1 769 Shasta Near Rock Creek Rd. on Hwy 299. Comment
  CDA34538  Photinia serratifolia Ed Finley 2010-3-23 PDR# 1303785 Shasta Redding; Sacramento River Trail. 0 Comment
  CDA20011  Phragmites australis D. Marcum 2002-7-25 PDR P 120226 Shasta Northern California; Fall River. 0 Comment
  SEINET200156 Image available Phragmites australis subsp. americanus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1042 Shasta 3 mi E of McArthur; E side of Big Lake. Comment
  HSC41161  Phyllodoce breweri Thomas W. Nelson, Jane P. Nelson 1976-8-1 3109 Shasta Lassen Volcanic National Park, King's Creek campground Comment
  JEPS66658  Phyllodoce breweri W. L. Jepson 1929-9-28 15317 Shasta nw slope of Lassen Peak above camp Lassen Peak 2438 Comment
  JEPS90929  Phyllodoce breweri Dean Wm. Taylor with Rexford E. Palmer 1988-6-26 9900 Shasta Upper Sacramento Valley, summit and ne face of Clover Mountain Clover Mountain; Upper Sacramento Valley, Clover Mountain 1950 Comment
Read comments
Dec 13 2009
  RSA31689  Phyllodoce breweri A. A. Heller 1941-8-11 16287 Shasta King Creek Meadow camp ground, Lassen Volcanic National Park. Comment
  UC485739  Phyllodoce breweri H. F. Copeland 1932-8-15 Shasta Mount Lassen, King's Creek Meadow (where the road crosses) King's Creek Meadow; Mount Lassen, King's Creek Meadow 2225 Comment
  RSA67248  Physocarpus capitatus Philip A. Munz 1951-9-15 16989 Shasta banks of creek, 2 mi E of Burney. 915 Comment
  UCD98419  Phytolacca americana var. americana B. L. Kay 1954-10-24 s.n. Shasta Shingletown. 1066 Comment
  JEPS46720  Picea breweriana W. G. Schulz Shasta Trinity Mts.; nw corner of Shasta Co. Comment
  CAS-BOT-BC76958  Pilularia americana Peter H. Raven; Otto Thomas Solbrig 1958-6-16 13234 Shasta 3 miles north-east of Redding Comment
  CAS-BOT-BC73384  Pinus albicaulis M. S. Jussel 1931-9-7 s.n. Shasta Mt. Lassen 2743 Comment
  UC813196  Pinus attenuata Louis C. Wheeler 1935-3-31 3411 Shasta delta Sacramento River (Sacramento River, on clay mesa) 396 Comment
  UCD134524  Pinus contorta subsp. murrayana Lalit M. Srivastava 1957-10-19 6 Shasta Beside State Highway 89, near entrance to Lassen National Park. 1950 Comment
  JEPS46823  Pinus lambertiana J. C. Stanley 1918-10-13 Shasta McArthur Comment
  CAS-BOT-BC78924  Pinus monticola M. S. Jussel 1931-9-6 s.n. Shasta Sulphur Works, Mt. Lassen 2133 Comment
  NY61958  Pinus monticola W. W. Eggleston 1911-8-2 7486 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-BC72862  Pinus ponderosa William R. Dudley 1899-8-27 10 Shasta Near Sisson's Tavern, upper Sacramento R. Valley 1066 Comment
  LA6142  Pinus ponderosa Ellsworth Bethel; 1923-5-27 sn Shasta Burney Comment
  CHSC101371  Pinus sabiniana Julian Dormady; J. O'Byrne, Iain Parkinson 2007-10-16 5 Shasta Southern Cascades Ecoregion. Lake Shasta. Eastside of I5 junction 702. Lake head under I5 bridge on Antlers road. 335 Comment
  JEPS121077  Pinus sabiniana J. Dormady, J. O'Byrne 2007-10-16 5 Shasta Southern Cascades Ecoregion. Lake Shasta east side of Interstate 5 junction 702. Lake head under Interstate 5 bridge. On Antlers Road. Comment
  SEINET8243968  Pinus sabiniana Frank Callahan 2007-1 Shasta Pollard Flat. 457 Comment
  UC1736445  Piperia elongata Dean Wm. Taylor with Robert A. Price and Rexford E. Palmer 1988-6-1 9725 Shasta Road to Pit No. 6 Dam between Cape Horn Creek and Short Creek, 670 Comment
  CHSC89639  Piperia transversa R. Fischer 2004-7-4 334 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off Lava Spring Trail between Camp 7 and Crystal Springs near rock walled enclosure. 1010 Comment
  SEINET7062914  Plagiobothrys A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Route 44 and 0.2 miles south of Air Port Road. (WGS84/NAD83). UTM Zone 10, 559051mE, 4489949mN. 168 Comment
  CAS-BOT-BC228032  Plagiobothrys Milo S. Baker 1949-5-1 12098 Shasta Highway 99 ca 3 miles N of Redding Comment
  SJSU1537  Plagiobothrys bracteatus C. W. Sharsmith 1954-6-23 6191 Shasta c. 15 mi S of Burney Falls of Pit R Comment
  CHSC55196  Plagiobothrys canescens L. P. Janeway 1991-4-11 3874 Shasta Battle Creek Wildlife Area. North side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Creek bottom. 118 Comment
  CHSC79478  Plagiobothrys canescens G. F. Hrusa 1996-4-30 12899 Shasta Upper Sacramento Valley. Along Gover Ditch. E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. 110 Comment
  JEPS104459  Plagiobothrys canescens Lowell Ahart 2003-5-22 10195 Shasta Meadow south of the wash, w of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SEINET3084140 Image available Plagiobothrys canescens Walter Seavey 1983-4-14 Shasta Millville, Millville Plains Road,1 mile south of HIghway 44. Comment
  JEPS85525  Plagiobothrys fulvus var. campestris Walter S. Lennon 1982-5-2 Shasta Parkville Road 0.2 mi s Dersch Road (Anderson); Anderson Comment
  JEPS85528  Plagiobothrys fulvus var. campestris Walter S. Lennon 1983-4-18 Shasta Millville Plains Road 2.2 mi n Dersch Road (Anderson); Anderson Comment
  HSC103437  Plagiobothrys glyptocarpus Thomas W. Nelson, Jane Nelson 2005-4-21 9297 Shasta Dersch Rd., 1.9 mi. from junction with Deschutes Rd. along Dry Creek, below bridge 147 Comment
  RSA128487  Plagiobothrys glyptocarpus Robert F. Hoover 1937-5-19 2273 Shasta Four miles east of Redding Comment
  JEPS104365  Plagiobothrys glyptocarpus var. glyptocarpus Lowell Ahart 2003-5-12 10140 Shasta Vernal pool, pasture field, ca 250 yd south of the barn, ca 1/4 mi south of the Coleman Canal, 2.8 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 mi (air) ene of Cottonwood. 265 Comment
  CAS-BOT-BC230992  Plagiobothrys hispidulus Alice Eastwood 1912-6-28 s.n. Shasta Burney Comment
  JEPS28531  Plagiobothrys hispidulus George W. Gillett 1957-7-4 654 Shasta Manzanita Lake Lassen Volcanic National Park (se shore, 200 yd w of sunset campground) 1783 Comment
  UC501552  Plagiobothrys hispidulus Frank W. Peirson 1932-7-9 10290 Shasta Burney Spring 1432 Comment
  UC881331  Plagiobothrys hispidulus Lewis S. Rose 1940-6-10 40484 Shasta 8 mi w Burney; Hatchet Mt. 1310 Comment
  CAS-BOT-BC230996  Plagiobothrys hispidulus George W. Gillett 1957-7-21 860 Shasta Lassen Volcanic National Park. 300 yards N of trail summit, Juniper Lake - Cameron Meadow Trail 2118 Comment
  JEPS128713  Plagiobothrys leptocladus Lowell Ahart, John Dittes, Josephine Guardino 2017-6-15 21403 Shasta Northward into northeast end of Fall River Lake, 740 feet northwest from the end of Mackey's Cove Road, about about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. Comment
  JEPS61076  Plagiobothrys stipitatus var. micranthus Mary Alice King 1921-1 Shasta Anderson Comment
  JEPS90173  Plagiobothrys tenellus Dean Wm. Taylor with Robert A. Price 1988-6-1 9707 Shasta on Black Ranch Road 3.3 mi n of Burney and Highway 299 (Burney Valley, Pit River Watershed); Burney Valley, Pit River Watershed 944 Comment
  UC766029  Plagiobothrys tenellus R. F. Hoover 1937-5-19 2283 Shasta bridge 5 mi from Redding (on old Alturas road); Salmon Creek Comment
  HSC85963  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer 1982-5-9 10407 Shasta Lewiston Turnpike, 0.1 mi. from its junction with Hwy. 299 610 Comment
  UC767587  Plagiobothrys tener var. tener R. F. Hoover 1936-5-22 1196 Shasta 3 mi e Redding Comment
  UC24577  Plagiobothrys tener var. tener F. W. Morse July 1886 Shasta Comment
  HSC62907  Plantago coronopus J. M. DiTomaso 1979-5-11 953 Shasta Carr Powerhouse Rd. at Crystal Creek Conservation Camp, W of Whiskeytown Lake 412 Comment
  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
  UC416764  Plectritis brachystemon Franklin P. Nutting Shasta Burney Valley Comment
  HSC94032  Plectritis ciliosa A. Skelly, G. McCabe, B. Bletcher 1996-4-20 28 Shasta 4 mi. W of Shasta-Tehama border off Hwy. 36, 0.4 mi. down Rte. A-16 towards Redding. 701 Comment
  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
  HSC100060  Poa bulbosa J. P. Smith, & J. O. Sawyer 2010-5-8 12859 Shasta Roadside W of Wildwood 958 Comment
  UCD90606  Poa bulbosa Alan A. Beetle; G. L. Stebbins Jr. 1942-5-30 3361 Shasta northeastern part of county, at McArthur. Comment
  SEINET188386 Image available Poa canbyi C. L. Hitchcock 1940-5-27 6634 Shasta Near McArthur Comment
  CHSC96173  Poa cusickii subsp. cusickii R. Fischer 2006-5-10 878 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the east side of Rat Farm Road (between the ALSSP and McArthur) ca. 1 mile south of the boat launch and adjacent to a vernal pool complex. 1011 Comment
  JEPS101870  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5446 Shasta vicinity of Magee Peak; Lassen National Forest, Thousand lakes Wilderness 2499 Comment
  JEPS101871  Poa fendleriana subsp. longiligula Dean W. Taylor 1975-8-24 5418 Shasta Lassen National Forest, Thousand Lakes Wilderness, Magee Peak and vicinity, margin of Everett Lake, 2499 Comment
  SEINET10596995  Poa nervosa Alan A. Beetle 1941-6-30 Beetle 2848 Shasta Lassen Nat'l Forest, banks of Hat Creek, sandy soil. 1219 Comment
  CAS-BOT-BC247428  Poa pratensis George W. Gillett 1957-8-11 1049 Shasta Lassen Volcanic National Park. Shores of Hat Lake 1965 Comment
  CHSC55314  Poa pratensis subsp. pratensis L. P. Janeway 1991-6-15 4030 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  JEPS28291  Poa pratensis subsp. pratensis George W. Gillett 1957-8-11 1049 Shasta Hat lake; Lassen Volcanic Nat'l Park 1965 Comment
  UC1543786  Poa pratensis subsp. pratensis Harold and Virginia Bailey 1948-8-27 2911 Shasta near crossing of Badger Flat Rd Hat Creek; Lassen Volcanic Nat'l Park 1920 Comment
  HSC101640  Poa secunda subsp. secunda J. P. Smith 2010-6-25 12968 Shasta Along USFS Service Road, S of the Callahan to Gazelle Road 1541 Comment
  UC1024718  Poa secunda subsp. secunda Leo Whitney 1935-5-18 3081 Shasta 5 mi e McArthur Comment
  UC1553572  Poa secunda subsp. secunda E. Dean 1988-6-7 17 Shasta n Brushy Mt (border of Trinity & Shasta Co's, rd 29N28, ca 7 mi s of hwy at junction with rds 29N39 and 29N36) 1200 Comment
  CHSC85713  Poa wheeleri G. F. Hrusa; T. D. Wilfred 1996-6-10 12939 Shasta Lassen National Forest. On Hwy 44 approx 1/2 m. N of Hwy 89 intersection. 1730 Comment
  SJSU6645  Poa wheeleri H. T. Harvey 1964-6-24 334 Shasta Chaos Crater, Lassen Volcanic National Park Comment
  UCD91563  Poa wheeleri A. A. Beetle 1941-6-30 2848 Shasta Lassen National Forest, banks of Hat Creek, near Hat Creek. 1219 Comment
  CHSC54483  Polemonium californicum Vernon H. Oswald 1991-7-22 4761 Shasta Lassen Volcanic National Park. In Blue Lake Canyon ca. 0.75 mile east of the park boundary, ca. 3 miles (air) west-southwest of Lassen Peak. In woods bordering the north side of the North Fork of Bailey Creek. 2023 Comment
  UC1036157  Polemonium californicum George W. Gillett 1953-7-23 294 Shasta above Hat Lake (Lassen Volcanic National Park); , vicinity Hat Lake 1973 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
  RSA759711  Polygala cornuta James R. Shevock 1992-6-16 12194 Shasta Adjacent to Little Cedar Creek off of Calif. highway 299 just S of Shasta-Trinity National Forest. 549 Comment
  CAS-BOT-BC170309  Polygala cornuta var. cornuta Barrett Anderson 1986-7-9 3118 Shasta Clark Creek Rd just W of Hwy 89. 975 Comment
  UC192101  Polygala cornuta var. cornuta Milo S. Baker 1893-6 Shasta nr Dunsmuir; Sacramento Canyon Comment
  CAS-BOT-BC170310  Polygala cornuta var. cornuta H. D. Ripley; R. C. Barneby 1948-7-6 9645 Shasta Castle Rock 640 Comment
  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
  CHSC92981  Polygonum aviculare R. Fischer 2005-7-18 456 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road just east of old homestead at western edge of the park. Meadow. 1010 Comment
  UC1299696  Polygonum bidwelliae Freed W. Hoffman 1948-7-3 2423 Shasta near Oak Run Comment
  RSA176416  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta 3 miles NE of Redding. Comment
  SD60262  Polygonum californicum A. A. Heller 1927-9-10 14472 Shasta on the plateau about 3 miles northeast of Redding Comment
  UC485729  Polygonum davisiae H. F. Copeland 1931-8-9 Shasta Mt. Lassen 2438 Comment
  CAS-BOT-BC414575  Polygonum douglasii John Thomas Howell 1960-8-23 36458 Shasta Lassen Volcanic National Park. Lassen Loop east of Diamond Peak 2225 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
  CAS-BOT-BC419820  Polygonum parryi H. D. Ripley; R. C. Barneby 1948-7-6 9662 Shasta Sacramento Valley, 10 mi. S. of Castella 457 Comment
  JEPS86237  Polygonum polygaloides subsp. confertiflorum L. R. Heckard and T. I. Chuang 1981-6-10 5526 Shasta along route 299 1.5 mi w Fall River ((in Fall River Mills)) 1066 Comment
  UC850166  Polygonum polygaloides subsp. confertiflorum Lewis S. Rose 1940-6-11 40494 Shasta Fall River Mills 1005 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
  RSA0049694  Polygonum punctatum var. punctatum Dean Wm. Taylor 2013-9-6 21410 Shasta Burney Creek, at the crossing of county road (Clark Creek Road, Forest Road 36N03) 0.7 road miles NW from Highway 89 915 Comment
  UC485728  Polygonum shastense H. F. Copeland 1931-8-9 1440 Shasta Mt. Lassen; near timberline 2590 Comment
  POM180727  Polygonum shastense A. W. Kramer 1930-8-13 32 Shasta Prospect Peak Lassen National Park. Comment
  CAS-BOT-BC233235  Polypogon maritimus John Thomas Howell 1955-6-14 30431 Shasta E of Whiskeytown Comment
  CAS-BOT-BC232555  Polypogon monspeliensis L. E. Smith 1915-5-1 s.n. Shasta Red Bluff Comment
  CHSC55163  Polypogon monspeliensis L. P. Janeway 1991-6-15 4031 Shasta Battle Creek Wildlife Area. Along north side of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 120 Comment
  CHSC110541  Populus fremontii Julie Kierstead Nelson 2010-7-3 2012 -015 Shasta Redding; Sacramento River Trail near McConnell Arboretum. 147 Comment
  UCD110719  Populus trichocarpa John Thomas Howell 1960-8-22 36356 Shasta Manzanita Lake. 1783 Comment
  RSA768464  Potamogeton crispus Justin M. Wood 2010-9-2 2574 -A Shasta Willow Creek: 1.3 miles SW of community of Montgomery Creek, near intersection of Highway 299 and Fenders Ferry Road. 625 Comment
  CAS-BOT-BC453680  Potamogeton gramineus John Thomas Howell 1960-8-22 36409 Shasta Lassen Volcanic National Park. North of Summit Lake 2042 Comment
  RSA239308  Potamogeton gramineus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-21 42367 Shasta Lassen Volcanic National Park: Shallow water of summit Lake. 2043 Comment
  JEPS125998  Potamogeton nodosus D. W. Taylor 1996-6-15 15673 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
  CHSC58036  Potentilla breweri V. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4979 Shasta Lassen Volcanic National Park. Badger Flat near the intersection of Old Emigrant Trail and the trail to Cluster Lakes. Edge of meadow. 1905 Comment
  UC1391905  Potentilla flabellifolia R. M. Brown 1955-9-14 Shasta Upper Kings Creek Meadows Lassen Volcanic National Park, Upper Kings Creek Meadows Comment
  UC494255  Potentilla flabellifolia Mrs. H. P. Bracelin 1932-7-24 690 Shasta shores of Emerald Lake Mt. Lassen National Park, Emerald Lake 2529 Comment
  RSA85688  Potentilla fruticosa F. W. Peirson 1932-7-13 10172 Shasta In the Big Meadow, Thousand-Lake Basin. 1951 Comment
  UCR207037  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2009-6-11 14949 Shasta Southern Cascade Mountains, McCumber Lake Road, at the south end of McCumber Lake and 3.3 miles northeast of its junction with CA-44 1099 Comment
  CAS-BOT-BC541003  Potentilla gracilis var. fastigiata Alice Eastwood 1912-6-29 852 Shasta Goose Valley Comment
  UC12563  Potentilla millefolia M. S. Baker and Frank Nutting 1894-6-4 Shasta Fall River Valley 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
  JEPS120913  Potentilla rivalis Lowell Ahart, John Dittes 2013-6-9 18794 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  SEINET10498340  Prunella vulgaris Jeffrey Huber 1971-6-10 Huber 296 Shasta 15 mi s of weed on i-5. Comment
  SEINET10870025  Prunella vulgaris Patricia L. Kenney 1973-6-4 Kenney 399 Shasta Pollard flat campground in klamath natl forest off i-5, 21.6 mi s of dunsmuir 457 Comment
  CDA3916  Prunus avium T. C. Fuller 1958-4-15 4757 Shasta Flume Creek at Highway 99, 4 miles south of Castella. 0 Comment
  CAS-BOT-BC158192  Prunus emarginata Alice Eastwood 1912-6-29 928 Shasta Goose Valley Comment
  CDA12935  Prunus emarginata G. F. Hrusa 1996-5-2 12877 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  LA29352  Prunus emarginata Mary V. Hood; 1940-8-7 40- 151 k* Shasta Mt. Lassen National Park, Noble Pass 1828 Comment
  SEINET6165100 Image available Prunus emarginata Unknown 1982-8-25 s.n. Shasta Mcbride creek campground, mt shasta Comment
  CAS-BOT-BC154670  Prunus subcordata Marian L. Campbell 1921-7-26 s.n. Shasta Castle Crags 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
  HSC85685  Prunus subcordata J. P. Smith, J. O. Sawyer 1982-5-8 10374 Shasta Tom Green Mine Rd., 5 mi. W of its junction with French Gulch Rd. 1220 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
  RSA304837  Prunus subcordata James R. Shevock 1971-4-9 940 Shasta Shasta Lake. Comment
  CAS-BOT-BC156389  Prunus virginiana var. demissa Mrs. D. B. McAllister 1918-4-29 20 Shasta Ydalpom (Ydaloom?) Comment
  UC467879  Prunus virginiana var. demissa Lewis C. Rosenbaum 1916-6-6 Shasta Castella, Sweetbriar Creek Sweetbriar Creek; Castella, Sweetbriar Creek 1066 Comment
  RSA300569  Prunus virginiana var. melanocarpa John Dourley, Walter Wisura 1982-10 3869 Shasta Connant off ramp of Interstate 5. N of Lake Shasta. 610 Comment
  RSA768320  Pseudognaphalium thermale Justin M. Wood 2010-9-2 2543 Shasta Southeast face of Round Mtn: +/- 1.0 mile northwest of general store (highway 299), just southeast of communication towers on peak. 995 Comment
  CAS-BOT-BC80162  Pseudotsuga menziesii Elmer I. Applegate 1929-6-23 5830 Shasta Ingot: along Redding--Alturas road Comment
  JEPS46757  Pseudotsuga menziesii var. menziesii George W. Gillett 1957-9-1 1138 Shasta Chaos Jumble Lassen Volcanic National Forest, Chaos Jumble (near w slope of Table Mountain, Manzanita Lake Area) 1798 Comment
  RSA791236  Pseudotsuga menziesii var. menziesii K. M. Meyer, A. Townesmith 2007-7-25 159 Shasta Shatsa-Trinity National Forest. 6.6 mi west of State Route 299, on Fender s Ferry Road. (FS Rd. 34N17). 503 Comment
  SEINET10719598  Pseudotsuga menziesii var. menziesii Karen M. Meyer, Andrew Townesmith 2007-7-25 Meyer 159 Shasta Shasta-Trinity National Forest. 6.6 mi. W of State Route 299, on Fender's Ferry Rd. (FS Rd. 34N17) 503 Comment
  CAS-BOT-BC361724  Psilocarphus brevissimus var. brevissimus Alice Eastwood; John Thomas Howell 1940-6-11 7949 Shasta Near McArthur Comment
  CHSC118568  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21393 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
  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
  CHSC89706  Psilocarphus brevissimus var. brevissimus R. Fischer; J. Marr 2004-5-22 391 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along rd. between McArthur and Rat Farm, E side of road. In vernal pool on mdw on edge of the old McArthur Swamp. 1011 Comment
  CAS-BOT-BC361851  Psilocarphus oregonus Alice Eastwood; John Thomas Howell 1940-6-11 7948 Shasta Near McArthur Comment
  RSA530014  Psilocarphus oregonus D. W. Taylor 1988-6-21 9838 Shasta Burney Spring, south base of Burney Mountain (Lassen National Forest). 1445 Comment
  CAS-BOT-BC361900  Psilocarphus tenellus L. E. Smith 1913-4-21 s.n. Shasta Anderson 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
  CAS-BOT-BC146423  Ptelea crenulata Alice Eastwood 1912-7-26 1424 Shasta Kennet Comment
  CAS-BOT-BC146425  Ptelea crenulata Ellsworth Bethel 1923-4-16 s.n. Shasta Redding Comment
  UC144494  Ptelea crenulata A. A. Heller 1903-6-3 7959 Shasta near Middle Creek Station Comment
  CAS-BOT-BC72678  Pteridium aquilinum Alice Eastwood 1912-6-29 986 Shasta Goose Valley Comment
  UCSB62938  Purshia tridentata var. tridentata Sarr, Dan 1995-7-30 Shasta 1 mi W of the intersection of Highways 89 and 299 910 Comment
  RSA0084297  Pyrola aphylla Diana Jolles 2005-7-14 112 A Shasta Tamarack Rd. west of Burney (south along the west side of Burney Mt.), about 3.5 miles from the junction of Tamarak Road and route 299. 1207 Comment
  HSC37556  Pyrola aphylla J. D. Ackerman, A. M. Montalvo 1975-7-17 560 Shasta Harrison Gulch Campground, Basin Gulch Recreation Area, off Hwy. 36 793 Comment
  SBBG5365  Pyrola asarifolia H. and M. Dearing 1939-6-13 3645 Shasta Reflection Lake Comment
  UC876269  Pyrola picta Alice Eastwood 1912-7-12 1039 Shasta Burney Butte Comment
  CAS-BOT-BC466119  Pyrola picta Alice Eastwood 1912-7-12 1031 Shasta Burney Butte Comment
  CAS-BOT-BC36522  Quercus James McMurphy 1914-7-11 s.n. Shasta Redding Comment
  UC1193265  Quercus berberidifolia K. Cuff 1949-7-31 98 Shasta 4 mi ne Platina (on Redding Road) 731 Comment
  RSA246645  Quercus chrysolepis Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-22 42399 Shasta Shasta National Forest: Above Castle Creek c. 1 mile W of Castle Crags State Park. 762 Comment
  UC35032  Quercus chrysolepis H. W. Furlong Oct 1901 Shasta between Squaw Creek and Pit River Comment
  UC1583969  Quercus douglasii G. Schoolcraft 1990-8-14 2127 Shasta about 1 mi e Cassel (along road) 975 Comment
  UCD56637  Quercus douglasii G. L. Stebbins Jr. 1945-5-19 s.n. Shasta Montgomery Creek. Comment
  SEINET10477169  Quercus douglasii Worley 1985-5-12 WORLEY 74 Shasta T29n,r8w,sec.15, h.m. 1 Miles e of platina. Co road a16. Oak woodland/grassland 701 Comment
  SEINET8989870 Image available Quercus douglasii W. J. Hess, Stoynoff, N; Weis, K; Bolger, K; Allen, K 1997-1 7737 Shasta 12 mi. E of Redding, 0.7 mi. from junct. of ST Hwy 44 and S Cow Creek Rd. Comment
  JEPS111039  Quercus garryana J. K. Nelson 2001-5-3 2001 -4 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  JEPS37837  Quercus garryana W. L. Jepson 1924-10-26 10666 Shasta Old Cow Creek 609 Comment
  CAS-BOT-BC94626  Quercus garryana E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  CAS-BOT-BC94634  Quercus garryana C. Hart Merriam 1907-9-7 s.n. Shasta between Round Mt. and Montgomery Creek Comment
  CAS-BOT-BC62742  Quercus garryana var. breweri Alice Eastwood 1912-7-24 1397 Shasta Castella 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
  CAS-BOT-BC62749  Quercus garryana var. breweri William A. Dayton 1913-7-27 436 Shasta Rngr. Sta. Camps on Trinity Mt. 1188 Comment
  CLARK-A1528-2925  Quercus garryana var. breweri John C. Roos 1939-7-6 1516 Shasta Redding Comment
  POM266352  Quercus garryana var. breweri J. C. Roos 1939-7-6 1516 Shasta Hills north of Redding. 1372 Comment
  POM188380  Quercus garryana var. garryana Marcus E. Jones 1931-7-16 28843 Shasta Pitt River Bridge. 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
  HSC72300  Quercus kelloggii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9624 Shasta Trinity National Forest, road above Beegum Gorge Campground Comment
  HSC73456  Quercus kelloggii Grunnert 31 Shasta Basin Gulch Campground Comment
  JEPS117846  Quercus kelloggii Julie Kierstead Nelson 2006-6-16 2006 -27 Shasta Girard Lookout, 2 miles southwest of Castle Crags 1463 Comment
  CHSC110543  Quercus lobata Julie Kierstead Nelson 2012-5-1 2012 -011 Shasta 5 mi. N of Shasta College, NE of Reddinga; floodplain of unnamed tributary of Stillwater Creek; 198 Comment
  UC1135795  Quercus vacciniifolia A. Lewis 1933-10-20 232 Shasta 2.5 mi n Big Gulch; Weaverville Quad. 1402 Comment
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Sep 24 2017
  CAS-BOT-BC134860  Quercus wislizeni P. C. Everett; E. K. Balls 1959-10-22 23920 Shasta 2.5 mi SE of Shasta along US Hwy. 299 from Redding 106 Comment
  HSC73454  Quercus wislizeni Grunnert 34 Shasta Side of Hwy. 36 Comment
  UC1135837  Quercus wislizeni A. E. Wieslander Sep 1927 19 Shasta near Redding (Creek Bottom); Redding Quad. 152 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
  SEINET10953297 Image available Raillardella argentea John G. Lemmon Lemmon s.n. Shasta Lassen's Peak. Rare. Comment
  RSA407607  Raillardiopsis scabrida D. W. Taylor, Clifton, Palmer, Buck 1987-6-28 9089 Shasta summit of Grizzly Peak, dividing McCloud River and Pit River drainages 1890 Comment
  SEINET10535956  Ranunculus alismifolius Mary Susan Taylor 1980-6-26 Taylor 2979 Shasta T39N R1E nw sec 35 Big Bend quad; Shasta-Trinity Natl Forest; along Moose head Creek and in meadow, on N side of Rd 39N90, ca. 1.1 mi NW of its jct with 38N10, ca. 3 mi due SW of Deadhorse Summit on Hwy 89. With J. Prouty. 1585 Comment
  UC725856  Ranunculus alismifolius var. alismellus A. A. Heller 1941-8-11 16286 Shasta King Creek Meadow camp ground Lassen Volcanic National Park Comment
  CDA37308  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, southwest of Old Station, between McElroy Road & Sugar Loaf Lane, along California Scenic Highway 89/44. 0 Comment
  CDA37309  Ranunculus aquatilis B. Villegas 2008-7-11 s.n. Shasta Hat Creek, southwest of Old Station, between McElroy Road & Sugar Loaf Lane, along California Scenic Highway 89/44. 0 Comment
  SEINET5338406  Ranunculus aquatilis R. Adamson, Michael Martin 1964-5-9 s.n. Shasta 1/2 miles SW of Old Station in Hat Creek. 1219 Comment
  CHSC8746  Ranunculus aquatilis var. capillaceus S. Chulasmai 1966-4-30 25 Shasta Rising River. Comment
  CHSC96288  Ranunculus aquatilis var. capillaceus R. Fischer 2006-7-22 923 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected along the moist meadow and water edge of Bowman ditch. South side of park road and west side of ditch. 1010 Comment
  UC54283  Ranunculus aquatilis var. capillaceus H. M. Hall and E. B. Babcock June, 1903 4268 Shasta Hat Creek Sierra Nevada Mountains (e Shasta Co.) 1341 Comment
  POM195802  Ranunculus canus A. A. Heller 1926-4-24 13930 Shasta 1 mile back of Middle Creek station near Keswick. Comment
  SEINET10619529 Image available Ranunculus canus A. Arthur Heller 1905-5-31 Heller 7912 Shasta Near Middle Creek Station. Comment
  CAS-BOT-BC6141  Ranunculus canus var. canus Amos Arthur Heller 1905-5-31 7912 Shasta Near Middle Creek Station Comment
  NY353473  Ranunculus longilobus A. A. Heller 1905-5-31 7912 Shasta One mile back of Middle Creek Station, near Keswick Comment
  CHSC84066  Ranunculus muricatus Lowell Ahart; John Dittes 2003-5-12 10160 Shasta About 50 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
  CHSC1490  Ranunculus occidentalis P. Delaplane 1965-4-3 14 Shasta On W. side of Hwy 299 2 mi east of Glenburn. 1219 Comment
  JEPS81768  Ranunculus occidentalis J. W. Blankinship 1911-3-23 Shasta Redding Comment
  GMDRC6946  Ranunculus occidentalis var. dissectus J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31417 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
  POM265556  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-27 6633 Shasta Near McArthur. Comment
  CHSC118546  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2017-6-15 21412 Shasta Bottom and sides of the seasonal swale passing northward into northeast end of Fall River Lake, 740 feet northwest from end of Mackey's Cove Road, about 0.6 mile northwest of airport runway, about 1.2 miles (air) north of Fall River Mills, Fall River Valley. 1008 Comment
  JEPS87709  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta just ne Horse Heaven Mdw. (Forest Rd. 25, w of Castella, ne of Forest Rd. 26 to Mt. Shasta (city)) 1667 Comment
  JEPS95293  Ranunculus populago Vernon H. Oswald and L. Ahart 1994-6-14 6278 Shasta T38N R5W SW1/4 SW1/4 Sec. 9, 5470 ft, Yellow Pine Forest. Forest Rd. 25 W of Castella, just NE of Horse Heaven Mdw., NE of Forest Rd. 26 to Mt. Shasta (city) 1667 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
  JEPS28450  Ranunculus uncinatus George W. Gillett 1957-8-20 1118 Shasta Brokeoff Meadows Lassen Volcanic National Park, Bailey Creek (margin of creek, near cabin area) 1889 Comment
  UCD97313  Ranunculus uncinatus J. Brown 1992-5-9 25 Shasta Ah DiNa campground site #2. 670 Comment
  UCSB22573  Ranunculus uncinatus Hill, J. 1966-4-5 Shasta Antlers Campground, about 1 mile north of U.S. Highway 99 365 Comment
  RSA768319  Rhamnus californica Justin M. Wood 2010-9-2 2542 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
  POM246497  Rhamnus rubra Carl B. Wolf 1934-7-7 6034 Shasta W side of Sacramento River, 0.8 miles N of Mears Creek. 610 Comment
  RSA390171  Rhamnus tomentella subsp. tomentella Christopher Davidson 1973-5-22 2089 Shasta along Hwy 299 ca. 15 mi E of Redding, in rocky streamside places near Little Cow Cr. 396 Comment
  UC1121763  Rhamnus tomentella subsp. tomentella P. L. Johannsen 1932-6-10 118 Shasta Cow Creek Redding Quad. 426 Comment
  JEPS120184  Rhododendron columbianum Julie Kierstead Nelson with Jim Shevock 2012-6-21 2012 -052 Shasta Friday Louden mine adit, W slope of Shasta Lake along Forest Rd. Comment
  CHSC9231  Rhododendron occidentale G. Strausbaugh 1970-5-24 67 Shasta First cove n of White Rock Gulch on Whiskey Creek arm of Whiskeytown Lake, at tip of inlet. 370 Comment
  CAS-BOT-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
  UCD116887  Rhus aromatica G. F. Hrusa 1996-5-2 12875 Shasta Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. 1455 Comment
  CAS-BOT-BC168119  Rhus aromatica James McMurphy 1914-4-1 s.n. Shasta Pitt Comment
  CDA12992  Rhus trilobata G. F. Hrusa 1996-4-3 12894 Shasta Upper Sacramento Valley; E side of Sacramento River at corner of Gover Rd. and Sacramento River ~3 m. S of Anderson. Comment
  SEINET10819314  Rhus trilobata var. quinata Andrew Townesmith, Karen M. Meyer 2007-7-26 Townesmith 857 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
  UC79748  Ribes R. M. Austin Aug. 1896 587 Shasta Lassens Peak Comment
  CAS-BOT-BC437989  Ribes Alice Eastwood 1912-7-25 1400 Shasta Pitt to Baird Comment
  CAS-BOT-BC92392  Ribes aureum var. aureum Ellsworth Bethel 1923-4-30 s.n. Shasta Aden to Fall River Mills. Comment
  CAS-BOT-BC108752  Ribes cereum John Thomas Howell 1960-8-22 36399 Shasta Lassen Volcanic National Park. Hat Lake. 1950 Comment
  CAS-BOT-BC108756  Ribes cereum C. Hart Merriam 1925-8-28 s.n. Shasta Hat Creek near Cassel. Comment
  CDA12931  Ribes cereum var. cereum G. F. Hrusa 1996-5-2 12873 Shasta Lassen National Forest; Approx. 1/2 mile S of Old Station Trailer Park on Hwy 44-89. Comment
  SBBG127288  Ribes inerme var. inerme A. Baniaga 2011-7-12 448 Shasta Hat Crk, at Twin Bridges Cmpgrd, Lassen Nat Forest; W Prospect Peak quadrangle 1460 Comment
  HSC72303  Ribes inerme var. klamathense J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9619 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  JEPS49415  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 295 Shasta Twin Valleys Comment
  UC75464  Ribes inerme var. klamathense Milo S. Baker 1898-7-8 295 Shasta Twin Valleys Comment
  UC60929  Ribes inerme var. klamathense Geo. B. Grant Sept. 1902 5286 Shasta Redding Mount Shasta 0 Comment
  UC11628  Ribes nevadense Milo S. Baker 1893-6 Shasta Bear Valley Mts. 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
  RSA0018034  Ribes roezlii F. W. Peirson 1932-7-14 10160 Shasta Eiler Butte, Thousand-Lake Basin. 2012 Comment
  RSA0023966  Ribes roezlii Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  HSC72306  Ribes roezlii var. roezlii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9618 Shasta Zachary Gulch along Beegum Gorge Road 671 Comment
  CHSC110540  Robinia pseudoacacia Julie Kierstead Nelson 2010-7-3 2012 -016 Shasta Redding; Sacramento River Trail near McConnell Arboretum. 147 Comment
  UC70395  Rorippa curvisiliqua Milo S. Baker 1898-7-9 411 Shasta near summit Tamarack Road; near summit Tamarack Road Comment
  CHSC61089  Rorippa curvisiliqua var. orientalis Vernon H. Oswald; Lowell Ahart 1993-7-27 5706 Shasta Lassen Volcanic National Park. Blue Lake Canyon, 0.2 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. 1950 Comment
  CDA33526  Rorippa palustris V. Popescu 2010-6-29 Shasta Ahjumawi State Park; Big Lake. 0 Comment
  CHSC88748  Rosa R. Fischer; J. Marr 2004-5-27 263 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located off Lava Springs Trail between Horr Pond and Crystal Springs. 1008 Comment
  UC1142701  Rosa canina Mary Twight 1946-6-20 47 Shasta entrance to Castle Crags State Park Castella 609 Comment
  CHSC3375  Rosa multiflora Robert L. Smith 1966-5-14 31 Shasta Highway 299 20 miles N of Redding. Comment
  CAS-BOT-BC147051  Rosa pisocarpa Alice Eastwood 1912-7-25 1419 Shasta Pitt to Baird Comment
  CHSC63084  Rosa spithamea Vernon H. Oswald; Lowell Ahart 1994-4-27 6156 Shasta Waters Gulch Trail 1.2 mi W of the trailhead located on Packers Bay Rd. (34N27), ca. 0.5 mi N of Packers Bay Marina. 335 Comment
  UC2026465  Rubus discolor Louis C. Wheeler 1958-8-23 7422 Shasta Castella. Castle Creek near mouth. Comment
  JEPS111010  Rubus ursinus J. K. Nelson 2001-5-3 2001 -14 Shasta Ellery Creek 30 feet above Gilman Road, McCloud River arm of Shasta Lake. 365 Comment
  CHSC92982  Rumex acetosella R. Fischer 2005-7-18 457 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along main park road, between Ya-She camp and the old homestead, on the western border of the park. 1010 Comment
  CHSC93306  Rumex fueginus R. Fischer 2005-7-18 549 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from mud bar on an off shore levee near western edge of Horr Pond. 1007 Comment
  CDA2860  Rumex kerneri G. D. Barbe 1980-6-5 2811 Shasta East of Interstate 5 frontage road, south of Churn Creek Road exit; south of Redding. Comment
  SD64418  Rumex salicifolius Darley F. Howe 1966-8-30 4314 Shasta Clark Creek 1067 Comment
  UCD101624  Rumex salicifolius P. B. Kennedy 1927-6-15 28 Shasta Pit-River. Comment
  JEPS114176  Rupertia physodes J. K. Nelson 2006-6-17 2006 -32 Shasta Girard Ridge, 2 miles southwest of Castle Crags. Comment
  CAS-BOT-BC95306  Sagina saginoides Lewis S. Rose 1945-9-1 45193 Shasta Manzanita Lake, Lassen Volcanic National Park 1783 Comment
  CHSC58855  Sagittaria cuneata Vernon H. Oswald; Lowell Ahart 1992-7-9 5089 Shasta Lassen National Volcanic Park. Unnamed ponds bordering the S side of the trail about midwat between Horseshoe Lake and Grassy Swale. 2017 Comment
  RSA69600  Sagittaria cuneata F. W. Peirson 1932-7-14 10105 Shasta Thousand-Lake Basin. 1951 Comment
  RSA69604  Sagittaria latifolia F. W. Peirson 1932-7-17 10326 Shasta Wallace Ranch. Goose Valley. 915 Comment
  JEPS111023  Salix J. K. Nelson 2001-5-3 2001 -10 Shasta Gilman Road, McCloud River Bridge, Shasta Lake. 365 Comment
  CAS-BOT-BC102828  Salix boothii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 386 a Shasta Mount Lassen, above highway about 1.5 km. west of Helen Lake 2370 Comment
  CHSC85469  Salix boothii G. F. Hrusa 1996-5-2 12860 Shasta Lassen National Forest. Banks of Hat Creek approx. 1/2 mile S of Old Station Trailer Park, on Hwy 44-89 along Hwy 44-89. Latitude: 40 degrees 40' N. Longitude: 121 degrees 27' W. 1450 Comment
  POM218991  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 -a Shasta Mount Lassen. Above hwy about 1.5 km W of Helen Lake. 2500 Comment
  POM218992  Salix boothii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 384 b Shasta Mount Lassen. Above Hwy about 1.5 km W of Helen Lake. 2370 Comment
  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
  UC482015  Salix boothii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 384 b Shasta ca. 1.5 km w Helen Lake (below spring above hwy.); Mt. Lassen 2370 Comment
  CAS-BOT-BC102819  Salix boothii Hans Leschke 1960-9-9 1811 Shasta Kings Creek Cascades, Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC102824  Salix boothii John Thomas Howell 1960-8-21 36319 Shasta Kings Creek Meadow 2209 Comment
  UCD110809  Salix geyeriana G. F. Hrusa 1996-5-2 12856 Shasta Manzanita Creek, at crossing of USFS Rd. 31NS17 Approx. 1/3 m. E of Hwy. 44. 1650 Comment
  CAS-BOT-BC103998  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  CAS-BOT-BC104001  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta Redding 180 Comment
  POM218945  Salix gooddingii H. P. Bracelin 1931-6-28 481 Shasta Redding Comment
  SJSU202  Salix gooddingii Mrs. H. P. Bracelin 1931-6-28 481 Shasta N of bridge N end of town,Redding 182 Comment
  CAS-BOT-BC107818  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 480 Shasta About 1 km. north of Redding, on sand bars near highway. 180 Comment
  POM188356  Salix hookeriana Marcus E. Jones 1931-7-16 28867 Shasta Redding Comment
Read comments
Jul 22 2018
  UC481949  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta 7 km. n. La Moine (Sacramento R.); Sacramento R. 450 Comment
  UC481961  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
  RSA0030834  Salix lasiandra var. lancifolia H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine. 450 Comment
  CAS-BOT-BC125419  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 503 Shasta North side of La Moine, beside highway at Engle's Service Station 450 Comment
  CAS-BOT-BC125424  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento River, 7 km. north of La Moine 450 Comment
  JEPS104460  Salix lasiandra var. lasiandra Lowell Ahart 2003-5-22 10203 Shasta In a meadow, near a water ditch, easst of the poor dirt road, ca 150 yd south of the Coleman Canal, ca 1 1/8 mi w of the barn, 4 mi (air) wsw of Darah Springs State Fish Hatchery, ca 11 mi (air) ene of Cottonwood. 259 Comment
  SD71016  Salix lasiandra var. lasiandra Hans Leschke 1960-8-9 Shasta Lassen Volcanic National Park, Manzanita Lake 1783 Comment
  SJSU171  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-7-1 504 Shasta Sacramento R, 7 km N of La Moine 448 Comment
  CAS-BOT-BC124501  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-26 591 Shasta Redding Comment
  CHSC94040  Salix lasiolepis var. lasiolepis R. Fischer 2005-4-19 705 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Tree growing near edge of main park road east of Crystal Springs in the riparian cover along water edge. 1010 Comment
  CAS-BOT-BC124868  Salix lemmonii John Thomas Howell 1960-8-22 36321 Shasta Manzanita Lake 1783 Comment
  CHSC9571  Salix lemmonii E. L. Smith 1971-4-28 945 Shasta At Old Station. 1328 Comment
  UC483083  Salix lemmonii Frank W. Peirson 1932-7-12 10134 b Shasta along shore Lake Eiler; 1000-Lake Basin 1950 Comment
  UC481917  Salix melanopsis Mrs. H. P. Bracelin 1931-6-29 483 Shasta ca. 1 km. w. Ingot (edge of Montgomery Creek); Montgomery Creek 315 Comment
  CAS-BOT-BC176913  Salsola tragus R. E. Frenkel 1964-10-1 879 Shasta On Highway 44, one mile east of Old Station on south side of road Comment
  HSC47577  Salvia columbariae Sheila Logan 1978-5-13 151 Shasta Beegum Gorge Rd., near Platina, 2.7 mi. from the junction of Hwy. 36 and A16 on FS Rd. 1S02 976 Comment
  SBBG6507  Salvia sonomensis H. and M. Dearing 1938-6-14 3650 Shasta W of Viola 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
  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
  UC54339  Sanguisorba annua H. M. Hall and E. B. Babcock June, 1903 4175 Shasta Fall River Springs; Sierra Nevada Mountains, Fall River Springs 1066 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
  UC663173  Sanicula bipinnatifida W. C. McCalla 1940-6-21 6288 Shasta near Lassen Camp (Highway 36); Highway 36 Comment
  UC1022534  Sanicula crassicaulis C. Ritchie Bell 1953-3-21 1390 Shasta 6.7 mi w of Redding (s of US Highway 299) Comment
  UC1605157  Sanicula tuberosa Vernon H. Oswald and Lowell Ahart 1994-4-27 6142 Shasta Waters Gulch Trail 0.1 mi W of trailhead located on Packers Bay Road (34N27), ca. 0.5 mi N of Packers Bay Marina 396 Comment
  JEPS47640  Saxifraga oregana W. L. Jepson 1927-6-22 12297 Shasta Lassen Peak, Hot Springs Valley Hot Springs Valley; Lassen Peak, Hot Springs Valley 1828 Comment
  UC1036326  Saxifraga tolmiei George W. Gillett 1952-8-16 192 Shasta Lassen Peak, summit area Lassen Peak; Lassen Volcanic National Park, Lassen Peak 3048 Comment
  JEPS28335  Scirpus congdonii George W. Gillett 1957-8-9 1013 Shasta about 100 yards above highway (near Cliff Lake Trail, Summit Lake R.S.); Lassen Volcanic National Park, Summit Lake R.S. 2042 Comment
  JEPS96849  Scirpus congdonii Dean W. Taylor 1999-8-13 17328 Shasta fen in the Pit River Canyon about 4 miles Southeast from Big Bend and 0.6 miles WNW of Bee Knoll 701 Comment
  CAS-BOT-BC35593  Scirpus congdonii Hans Leschke 1954-9-25 s.n. Shasta Lassen Volcanic National Park, near Kings Creek Falls 2072 Comment
  SEINET4170932  Scirpus microcarpus C. L. Hitchcock 1940-5-24 6580 Shasta On Hat Creek, ca. 20 mi W. of Fall River Mills Comment
  UCD141267  Scirpus microcarpus P. B. Kennedy 1927-6-15 27 Shasta Pit-River. Comment
  SEINET7063013  Scleranthus annuus A. G. Vestal 1955-5-14 s.n. Shasta Salt Creek at Project City. UTM Zone 10, 554358mE, 4498085mN. (WGS84/NAD83). 180 Comment
  UCD163084  Scleranthus annuus Jack Major 1967-3-30 s.n. Shasta E. Redding. (Exact location unknown. Coordinates estimated by label maker. Newspaper data states E. Redding ca. 10 mi. Specimen was georeferenced 10 miles E of Redding.) Comment
  CHSC93279  Scleranthus annuus subsp. annuus R. Fischer 2005-4-15 640 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur on the western edge of the Modoc Plateau. Plants collected from the gravelly and thinly grassy main park road bed ca. 400 ft east of the old Ranger Station at the western end of the park. 1013 Comment
  JEPS22668  Scleranthus annuus subsp. annuus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-24 6303 Shasta 8 mi nne Redding (along West Fork of Stillwater Creek, one-half mi w of Union School, 1.5 mi e of Project City); along West Fork of Stillwater Creek 228 Comment
  JEPS90781  Scleranthus annuus subsp. annuus Dean W. Taylor 1988-5-2 9594 Shasta 1.5 mi directly s of Estep (Oak Run Road just s of Tracy Creek, Upper Sacramento Valley); Upper Sacramento Valley, Oak Run Road 390 Comment
  UC1026391  Scleranthus annuus subsp. annuus John Thomas Howell 1954-4-26 29182 Shasta just w Tower House Comment
  CAS-BOT-BC240031  Scribneria bolanderi Lewis S. Rose 1940-6-11 s.n. Shasta Fall River Mills 1005 Comment
  UC444896  Scrophularia desertorum Milo S. Baker 1898-7-12 311 Shasta Pitt River Canyon Comment
  UC1713600  Scutellaria antirrhinoides C. Epling 1938-6-13 Shasta near Castle Creek Comment
  SBBG21880  Scutellaria nana D. Myrick 1964-7-24 939 Shasta Hwy 89, ca 10 mi N of Manzanita Lake 1524 Comment
  SEINET10499151  Scutellaria nana Mary Susan Taylor 1980-6-25 Taylor 2972 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
  CHSC67236  Scutellaria siphocampyloides James D. Jokerst 1987-5-15 2883 Shasta W and adjacent to Keswick Rd. 0.4 mi S of cutoff to Keswick Dam and Rock Creek, intermittent drainage between road and railroad. 213 Comment
  POM126384  Scutellaria tuberosa Milo S. Baker 1900-5-4 s.n. Shasta Cow Creeek Canon. Comment
  CHSC110517  Sedella pumila Julie Kierstead Nelson 2009-3-30 2009 -015 Shasta N side of Oasis Road, ca 0.6 miles E of Interstate 5 at intersection with Gold Hills Rd, N of Redding. 198 Comment
  CHSC84064  Sedella pumila Lowell Ahart; John Dittes 2003-5-12 10145 Shasta Near a vernal pool, about 250 yards south of the barn, about 1/4 mile south of the Coleman Canal, 2.8 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 miles (air) east-northeast of Cottonwood. 265 Comment
  SEINET3441878  Sedella pumila Lowell Ahart, John Dittes 2003-5-12 10145 Shasta Cottonwood, Cottonwood, about 12 air miles east /northeast, 2.8 air miles west/southwestof Darah Springs State Hatchery, about 0.25 miles south of the Coleman Canal, about 250 yards south of the barn 260 Comment
  JEPS122430  Sedum sexangulare Peter F. Zika with Julie K. Nelson 2012-6-21 25919 B Shasta Encanto Way floodplain of Stilwater Creek, 2 air miles NE of Redding. Cascade Range Foothills (CaRF) Comment
  CAS-BOT-BC63906  Sedum spathulifolium John Thomas Howell; Alice Eastwood 1934-4-21 1811 Shasta Between Lamoine and Delta. Comment
  CAS-BOT-BC69765  Selaginella wallacei Alice Eastwood 1923-5-28 s.n. Shasta Delta, S.P. railroad. Comment
  RSA0013327  Senecio aronicoides H. Dearing, M. Dearing 1938-6-27 2150 Shasta No. entrance of Lassen National Park 1829 Comment
  RSA27046  Senecio eurycephalus C. L. Hitchcock 1940-5-17 6427 Shasta 3 miles east of Redding. 152 Comment
  HSC40171  Senecio fremontii Thomas W. Nelson, Jane P. Nelson 1976-8-1 3122 Shasta Lassen Volcanic National Park, at head of trail to Lassen Peak Comment
  LA203985  Senecio fremontii var. occidentalis Carl Epling; William Robison 1935-7-17 Shasta Mt. Lassen, Upper King's Creek 3047 Comment
  UC1579549  Senecio fremontii var. occidentalis Harold and Virginia Bailey 1948-8-27 2940 Shasta Lassen Volcanic National Park Comment
  CAS-BOT-BC333005  Senecio scorzonella Roxana S. Ferris; Laura Lorraine 1941-8-10 10472 Shasta Near Summit Lake, Lassen National Park 2042 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-BC243644  Setaria pumila L. E. Smith 1915-4-1 s.n. Shasta Anderson 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
  JEPS117884  Sidalcea celata L. P. Janeway 2006-5-17 8602 Shasta Inner North Coast Ranges. West edge of Lowers Gas Point Road about 1.8 km south of Gas Point Road, 700 m east of North Fork Cottonwood Creek 248 Comment
  UC198233  Sidalcea diploscypha Franklin P. Nutting Shasta Oak Run Oak Run (Northern California) Comment
  JEPS97943  Sidalcea gigantea G. Clifton 1999-7-3 36018 Shasta Hatchet Mountain Pass, Hwy 299 Comment
  UC1013150  Sidalcea hirsuta C. L. Hitchcock 1952-6-25 19615 Shasta between Project and Redding; between Project and Redding Comment
  SJSU502  Sidalcea oregana G. Witherspoon 1940-6-27 2124 Shasta Lassen Park Rd 2 mi NE of Manzanita L Lodge, Lassen Volcanic National Park 1828 Comment
  UC871444  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6630 Shasta near McArthur; near McArthur Comment
  UC871519  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-24 6546 Shasta ca 20 mi w Fall River Mills (on Hat Creek); , w of Fall River Mills Comment
  GMDRC6936  Sidalcea oregana var. oregana J. M. Andre, T. La Doux, Senna & Elias Andre 2013-7-12 31404 Shasta along north side of Hwy 89 at Pondosa Rd exit, Little Bear Flat, approx. 25 mi. east of McCloud, approx. 20 mi. north of Burney, just south of Siskiyou Co. line 1236 Comment
  CAS-BOT-BC384458  Silene antirrhina Alice Eastwood 1912-7-24 1383 Shasta Castella Comment
  JEPS125887  Silene campanulata subsp. glandulosa Dean W. Taylor 1996-6-15 15690 Shasta Shasta Trinity National Forest; Pit River Canyon, on rim of canyon on west edge Flat Woods, ca 5 air miles S of Big Bend Comment
  CAS-BOT-BC386970  Silene douglasii M. S. Jussel 1931-9-7 s.n. Shasta Bumpass Hell Trail, Mt lassen 2286 Comment
  CDA13513  Silene douglasii G. F. Hrusa, T. D. Wilfred 1996-7-22 13339 Shasta Lassen National Forest; Approx. 4-5 miles S of Old Station. Comment
  CAS-BOT-BC386973  Silene douglasii Dean W. Taylor; Ingrid Olmsted 1974-8-24 5401 Shasta Lassen National forest: thousand Lakes Wilderness, vicinity of magee Peak. North facing cliffs above magee lake. 2773 Comment
  UC1051547  Silene hookeri Helen K. Sharsmith 1953-6-25 4359 Shasta road to Peanut 3-3.5 mi beyond Wildwood; Inner North Coast Ranges, Trinity National Forest 1188 Comment
  SBBG19480  Silene laciniata subsp. californica J. A. Lowery -Aug-1962 23 Shasta Silver Lake, Hatchet Mtn, ca. 40 mi E of Redding 1524 Comment
  CHSC34848  Silene lemmonii M. S. Taylor 1980-6-10 2805 Shasta Sims Lookout, ca. 11 mi sse of Castella on I5. 1126 Comment
  CAS-BOT-BC175042  Silene suksdorfii David W. Showers 1979-9-11 4354 Shasta Below summit area of Lassen Peak, Lassen Volcanic National Park 3048 Comment
  CAS-BOT-BC175046  Silene suksdorfii David W. Showers 1980-8-14 4405 dws Shasta On hill between Lassen Peak and Crescent Crater, Lassen Volcanic National Park 2590 Comment
  UC1543699  Silene verecunda Harold and Virginia Bailey 1948-8-26 2831 Shasta Manzanita Creek above campgrounds; Lassen Volcanic National Park, Manzanita Creek 1798 Comment
  CHSC88770  Sisymbrium altissimum R. Fischer 2004-7-3 285 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. Located in mdw. below Camp 7. 1010 Comment
  UC429227  Sisyrinchium bellum Franklin P. Nutting Shasta Morley's Station Comment
  RSA113683  Smelowskia ovalis George W. Gillett 1953-8-27 350 Shasta Lassen Volcanic National Park; summit area of Lassen Peak. 3125 Comment
  JEPS25556  Smilax californica Rimo Bacigalupi with Drs. F. Ehrendorfer and G. L. Stebbins 1959-6-30 7179 Shasta drainage of Squaw Creek which flows into Pit R. arm of Shasta Lake (canyon of Low Pass Creek); U.S.G.S. Bollibokka Quad., Low Pass Creek canyon 457 Comment
  PASA1236  Smilax californica Frank W. Peirson 1932-7-17 Shasta Wallace Ranch, Goose Valley 914 Comment
  SJSU554  Smilax californica G. Witherspoon 1940-6-25 2106 Shasta McArthur Burney Falls State Park Comment
  CHSC71728  Solanum dulcamara Vernon H. Oswald 1998-8-30 9555 Shasta North of McArthur on the dike along Big Lake north of the boat launch ramp at Rat Ranch. 1005 Comment
  UC1191772  Solanum dulcamara Malcolm A. Nobs, Herbert L. Mason 1949-5-14 746 Shasta between Hat Creek and Pitt River Bridge (Highway 299) Comment
  RSA699543  Solanum dulcamara R. Fischer, Jenny Marr 2004-5-25 235 Shasta Ahjumawi Lava Spring State Park, 3 miles N of McArthur, on eastern edge of Modoc Plateau. Between Horr Pond and Big Lake. 1008 Comment
  NY743230  Solanum parishii A. A. Heller 1905-5-30 7899 Shasta Near Redding. [from protologue: in a meadow ca. 3 miles northeast of Redding]. Comment
  CDA6230  Solanum sarrachoides G. D. Barbe 1985-8-27 4245 Shasta The Island, south of Little Tule River, Fall River Valley, north of Glenburn. 0 Comment
  JEPS11990  Solanum umbelliferum J. W. Blankinship 1911-4-9 Shasta Redding Comment
  JEPS32393  Solidago velutina subsp. californica J. W. Blankinship 1909-9-3 Shasta Coram (railroad station on the Sacramento River) (4 mi sw of Kennett); Coram (railroad station on the Sacramento River) Comment
  UC1999866  Solidago velutina subsp. californica J. C. Semple, B. Semple 1981-8-25 5708 Shasta HWY-44, E of Shingletown. Comment
  HSC75659  Sorbus californica J. O. Sawyer, R. J. Cole 1980-7-20 3705 Shasta Summit of Pumice Stone Mtn. 2123 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
  CDA36151  Spartium junceum CDFA Staff 1978-4-21 Shasta Shasta Dam. 0 Comment
  RSA0097337  Spergularia rubra Franklin P. Nutting 1894-5-20 s.n. Shasta Redding. Comment
  JEPS2866 Image available Sphaeralcea bakeri Milo S. Baker 1899-8-17 Shasta Lava beds of Fall River Valley. Comment
Read comments
Jun 12 2012
  UC397404  Spiraea douglasii Herbert McLean Evans Jul 1922 Shasta Mt. Lassen Region; Sierra Nevada Comment
  JEPS64497  Spiranthes porrifolia W. L. Jepson 1940-7-4 20136 Shasta Montgomery Creek 640 Comment
  CAS-BOT-BC534893  Spirodela polyrhiza Herbert L. Mason 1955-6-8 14630 Shasta In a marsh at the bridge, west edge of Fall River Mill Comment
  UC416583  Stachys ajugoides var. ajugoides Milo S. Baker 1898-7-6 426 Shasta Stevens Comment
  UCLA70910  Stachys ajugoides var. rigida C. Epling 1938-6-13 Shasta Castle Creek Comment
  JEPS100724  Stachys palustris subsp. pilosa Dean W. Taylor 1988-6-22 9834 Shasta Dry Lake, W base of Burney Mountain 1255 Comment
  UC465526  Stellaria longifolia Franklin P. Nutting 1900-1-1 Shasta Goose Valley Comment
  JEPS28429  Stellaria longipes var. longipes George W. Gillett 1957-8-9 1012 Shasta Summit Lake R. S. Lassen Volcanic National Park (near Cliff Lake Trail, about 100 yds above highway) 2042 Comment
  JEPS28433  Stellaria longipes var. longipes George W. Gillett 1957-7-24 899 Shasta Cameron Meadow; Lassen Volcanic National Park 1950 Comment
  HSC48895  Stellaria nitens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9684 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  UC1036224  Stephanomeria lactucina George W. Gillett 1953-8-21 340 Shasta vicinity Summit Lake (near Corral Meadows telephone); Lassen Volcanic National Park 1828 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
  HSC75623  Stipa lemmonii J. O. Sawyer, R. J. Cole 1982-6-16 Shasta Along Forest Service Rd. 38N53 at boundary with private property, McCloud Preserve. Comment
  SD104448  Streptanthus Reid Moran 1978-6-24 26051 Shasta On forested east slope, Little Roaring Creek. 775 Comment
  UC54268  Streptanthus tortuosus H. M. Hall and E. B. Babcock June 1903 4014 Shasta Salt Creek Upper Sacramento Valley 365 Comment
  UCD116115  Streptanthus tortuosus Amelie C. Blyth 1950-7-16 s.n. Shasta south side of Lassen Peak. 2438 Comment
  UCD116126  Streptanthus tortuosus G. F. Hrusa; T. D. Wilfred 1996-6-11 13054 a Shasta Lassen National Forest. 1615 Comment
  UC1036258  Streptanthus tortuosus var. orbiculatus George W. Gillett 1952-8-18 208 Shasta near base Lassen Peak Trail; Lassen Volcanic National Park 2590 Comment
  JEPS25418  Styrax officinalis var. redivivus Rimo Bacigalupi with G. T. Robbins 1959-4-23 7035 Shasta along U.S. Highway 299 Low road summit one-fourth mi w Shasta (State Historical Monument); w of Shasta (State Historical Monument) 350 Comment
  UC1123307  Styrax officinalis var. redivivus P. L. Johannsen 1932-6-10 122 Shasta Cedar and Cow Creek; Redding Quad.; Cedar and Cow Creek 457 Comment
  UC1123312  Styrax officinalis var. redivivus H. R. Josephson 1933-5-26 11 Shasta Along Kennett Road Kennett Road; Redding Quad. Comment
  UC70344  Styrax officinalis var. redivivus Milo S. Baker 1900-4-30 Shasta near Toll House Cow Creek Canyon Comment
  CAS-BOT-BC64504  Styrax redivivus Alice Eastwood 1912-7-26 1455 a Shasta Kennet. 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
  RSA273330  Styrax redivivus J. P. Smith, J. O. Sawyer 1976-5-9 8710 Shasta Whiskeytown National Recreation Area. Comment
  RSA40783  Styrax redivivus Carl B. Wolf 1944-10-28 11475 Shasta Sacramento River Canyon, 1 mile N of Le Moine. 305 Comment
  RSA564130  Styrax redivivus Peter Fritsch 1993-6-19 1352 Shasta 1.1 miles east of Ingot, north side of US 299. 396 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
  UC141757  Swertia albicaulis var. nitida A. A. Heller 1905-5-27 7879 Shasta near Redding Comment
  POM67634  Symphoricarpos acutus Marcus E. Jones 1897-7-7 s.n. Shasta Lassen's Peak. 1829 Comment
  SEINET6099623  Symphoricarpos albus Kenneth Heil, Heil, Marilyn 2014-7-16 35230 Shasta Lassen National Forest. State Highway 44 ca 2.5 miles from the junction with State Highway 89, Lassen National Park Highway. Comment
  CHSC9235  Symphoricarpos albus var. laevigatus G. Strausbaugh 1970-5-30 83 Shasta E bak of first cove NW of Brandy Creek Swimming Area and ca. 3 ft. from water's edge. 370 Comment
  UCD67641  Symphoricarpos albus var. laevigatus D. Sanchez-Mata 1996-6-28 s.n. Shasta Whiskeytown Lake. 350 Comment
  CAS-BOT-BC234774  Symphoricarpos mollis Alice Eastwood 1912-6-29 864 Shasta Goose Valley Comment
  CHSC88791  Symphyotrichum ascendens R. Fischer 2004-7-2 296 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge Modoc Plateau. In mdw., below Camp 7, as it climbs away from Horr Pond. 1010 Comment
  CHSC89783  Symphyotrichum ascendens R. Fischer; J. Marr 2004-8-14 417 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Off Lava Springs Trail, near camp 7 and Horr Pond. On mdw. 1010 Comment
  CAS-BOT-BC97568  Symphyotrichum ascendens Lewis S. Rose 1945-9-2 45212 Shasta 4 mi. se. of Doyles Corner 991 Comment
  CAS-BOT-BC98573  Symphyotrichum spathulatum Hans Leschke 1956-9-20 s.n. Shasta Dersch Meadows - Lassen Volcanic National Park Comment
  CAS-BOT-BC105065  Taeniatherum caput-medusae R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-6-20 890 Shasta Castle Crags State Park. Near intersection of Castle Creek Road and Castle Crags State Park Road. About 100 m E of park 624 Comment
  CHSC89704  Taraxacum officinale R. Fischer; J. Marr 2004-8-15 378 Shasta Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected near Lava Springs Trail at camp 5, Crystal Springs. 1010 Comment
  CAS-BOT-BC81328  Taxus brevifolia James McMurphy 1914-6-27 s.n. Shasta Bet. Coram & Balaklala Mine Comment
  CAS-BOT-BC85273  Taxus brevifolia E. R. Drew 1916-6-1 s.n. Shasta Squaw Creek Ranger Station Comment
  JEPS47535  Tellima grandiflora W. I. Follett 1935-6-1 Shasta Nosoni Creek (mouth) Nosoni Creek; McCloud River 243 Comment
  CAS-BOT-BC399868  Thalictrum polycarpum L. E. Smith 1913-5-6 179 Shasta Pitt 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
  CAS-BOT-BC88085  Thelypodium howellii subsp. howellii Reed C. Rollins; Kathryn W. Rollins; David Gates; Aileen G. Roads 1983-7-7 83230 Shasta Near tule swamp, Gates Ranch, ca. 3 miles northeast of MacArthur. Comment
  CAS-BOT-BC77710  Thelypteris nevadensis R. Bacigalupi 1934-5-28 2394 Shasta Kennett 274 Comment
  CAS-BOT-BC77745  Thelypteris nevadensis David Showers 1979-7-5 4256 DWS Shasta slope south of Noble's Pass, Lassen Volcanic National Park 1828 Comment
  CHSC110644  Thermopsis gracilis Julie Kierstead Nelson 2012-5-5 2012 -017 Shasta South shore Shasta Lake, Clikapudi Trail near boat ramp. 345 Comment
  SEINET188355  Thermopsis rhombifolia C. L. Hitchcock 1940-5-24 6533 Shasta On Hat Cr ca 20 mi W of Fall River Mills. Comment
  POM298402  Tofieldia glutinosa subsp. occidentalis Blanche Clear 1940-7-24 s.n. Shasta King s Creek, Lassen Volcanic Park Comment
  CHSC114644  Tolmiea menziesii Amy Miller 1995-6-28 Shasta East Fk. S. Fk. Trinity R. 950 Comment
  CAS-BOT-BC81369  Torreya californica Alice Eastwood 1912-8-22 1921 Shasta on road from Battle Creek to Payne Creek, Lassen Butte Region Comment
  UCD39228  Toxicoscordion fremontii B. Crampton 1953-4-30 1182 Shasta 9 miles west of Ono. Ridge above Duncan Creek. Comment
  UC584278  Tragopogon pratensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2412 Shasta Burney 1060 Comment
  UC1540147  Trichostema simulatum Dean Wm. Taylor, Glenn L. Clifton 1987-8-5 9218 Shasta along Highway 89 at northern junction with Clark Creek Road, opposite Cayton Valley; extreme NE portion of county 1341 Comment
  SEINET11114243  Trientalis borealis subsp. latifolia Unknown 1897-5-15 s.n. Shasta California Plants, collected near Pit River Ferry, Shasta County Altitude, 700 - 900 ft. Comment
  CHSC9182  Trientalis latifolia G. Strausbaugh 1970-6-21 122 Shasta On cut-bank above road in damp soil near spring on Buckhorn Bally ca. 3.5 mi. from U. S. Hwy 299W 20.2 mi. east of Douglas City. 1188 Comment
  UCR206937  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2009-6-10 14929 Shasta Southern Cascade Range, KOA campground on the south side of CA-44, 4.0 miles east of Shingletown 1098 Comment
  RSA460863  Trientalis latifolia Christopher Davidson 1973-5-28 2180 Shasta On dirt logging road off St Hwy 299, ca. 1 mi E of Buckhorn Summit. 976 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
  SEINET7042850  Trifolium albopurpureum var. olivaceum A. G. Vestal 1955-5-13 s.n. Shasta Nearly bare shale ca. 22 miles southwest of Redding. Ono quadrangle UTM Zone 10, 525252mE, 4476455mN. Comment
  HSC85957  Trifolium bifidum J. P. Smith, J. O. Sawyer 1982-5-9 10401 Shasta Lewiston Turnpike, 0.1 mi. from junction with Hwy. 299 610 Comment
  JEPS85556  Trifolium bifidum var. decipiens Walter S. Lennon 1982-5-2 Shasta 3.1 mi sw Ono (Platina Rd) Comment
  JEPS89586  Trifolium ciliolatum Dean W. Taylor 1992-5-19 12586 Shasta 7.4 road mi. w. Round Mountain post office (along Hwy. 299 2.5 mi. e. of junction w/ Oak Run Rd.); Shasta Lake Region, Devils Rock 7 1/2 Quad., Cedar Creek dra 441 Comment
  CHSC107406  Trifolium cyathiferum Jake Ruygt 2009-5-24 5420 b Shasta McArthur-Burney Falls State Park. 882 Comment
  UC1537077  Trifolium eriocephalum var. eriocephalum Gordon H. True 1938-5-24 940 Shasta btew Lake Brtton and Pit #4 (Rock Creek) Comment
  HSC95374  Trifolium fucatum John Dittes, L. Ahart 2003-5-12 Shasta N of Battle Creek, about 300 yards SW of the barn, about 1/4 mi. S of the Coleman Canal, 3.1 mi. WSW of Darah Springs State Fish Hatchery, about 12 mi. ENE of Cottonwood 265 Comment
  SEINET3449382  Trifolium fucatum John Dittes, Lowell Ahart 2003-5-12 s.n. Shasta Cottonwood, Cottonwood, about 12 air miles east/northeast, 3.1 air miles west/southwestof Darah Springs State Fish Hatchery, volcanic plateau north of Battle Creek, about 0.25 miles south of the Coleman Canal, about 300 yards southwest of the barn 260 Comment
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Dec 19 2016
  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
  CDA13112  Trifolium kingii var. productum G. F. Hrusa, T. D. Wilfred 1996-6-11 13047 Shasta Lassen National Forest; USFS S16 approx. 3.5 miles NW of intersection with Hwy 89-44, above west side of Bunchgrass Valley. Comment
  RSA91452  Trifolium longipes subsp. elmeri F. W. Peirson 1932-7-12 10176 Shasta Thousand-Lake Basin. 1951 Comment
  UC485776  Trifolium longipes var. hansenii H. F. Copeland 1932-8-15 Shasta where the road crosses Mt. Lassen, Kings Creek Meadow 2225 Comment
  JEPS65977  Trifolium microcephalum J. W. Blankinship 1911-5-5 Shasta Redding Comment
  SEINET7067170  Trifolium microcephalum A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east and 0.2 miles south of Redding. Coordinate datum: NAD27. Comment
  HSC48511  Trifolium oliganthum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-9 9693 Shasta County Rd. A16, 7 mi. from junction with Hwy. 36 671 Comment
  CHSC99256  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
  CAS-BOT-BC230831  Trifolium productum Hans Leschke 1958-8-16 1539 Shasta Lassen Volcanic National Park, upper part 1981 Comment
  POM28755  Trifolium productum Marcus E. Jones 1897-7-8 7973 Shasta Lassen Peak. 1829 Comment
  UC147167  Trifolium variegatum var. variegatum A. A. Heller 1905-5-29 7892 Shasta near Redding Comment
  JEPS4149  Trifolium willdenovii Mrs. C. F. Rose 1935-5-8 44 Shasta 20 m ine Redding (near Ingot) Comment
  SEINET13750275  Triphysaria eriantha L. C. Wheeler 1935-3-30 3384 Shasta 3 miles northeast of Redding, between Boulder and Churn Creeks 198 Comment
  JEPS10653  Triphysaria eriantha subsp. eriantha Mrs. C. F. Rose 1936-3-17 251 Shasta Redding Comment
  JEPS28308  Trisetum canescens George W. Gillett 1957-7-5 658 Shasta Manzanita Lake area Lassen Volcanic National Park (near trail between employees area and museum) 1798 Comment
  CAS-BOT-BC200262  Trisetum spicatum John Thomas Howell 1961-6-20 36545 Shasta Anklin Meadows 1874 Comment
  UC1543784  Trisetum wolfii Harold and Virginia Bailey 1948-8-25 3013 Shasta Summit Lake; Lassen Volcanic National Park 2040 Comment
  UC843591  Triteleia bridgesii C. L. Hitchcock 1940-5-17 6452 Shasta 3 mi e Redding 152 Comment
  CAS-BOT-BC133481  Triteleia crocea W. R. Dudley 1893-6-20 s.n. Shasta Trail to Castle Crag Comment
  HSC3049  Triteleia hyacinthina C. L. Hitchcock 1940-5-27 6632 Shasta Near McArthur Comment
  SEINET188105 Image available Triteleia hyacinthina C. L. Hitchcock 1940-