|
Search Results
— 2000 specimen records retrieved (1596 records with coordinates) (That's the default maximum. Contact Jason Alexander for larger data requests.) Results for search: County=LASSEN; Source=All; Map/download results: BerkeleyMapper with layers and yellow flags |
Download Options: |
Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/). | |
Records are made available under the CCH Data Use Terms. |
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ... |
||||||||||
? | Specimen ID | Determination * | Collector | Collection Date | Collection Number | County | Locality | Elevation in meters | Feedback | |
---|---|---|---|---|---|---|---|---|---|---|
RSA394187 | Acer macrophyllum | Christopher Davidson | 1975-6-6 | 2726 | Lassen | Road to Thompson Peak, branching east of road 204, 7.5 miles SW of Susanville, following Gold Run Creek 0.5 mile on this road to the peak | 1494 | Comment | ||
CDA18380 | Acer negundo | G. D. Barbe | 1978-7-11 | 2400 | Lassen | Madeline Plains; Madeline Plains, West Side Rd. W of Termo. | 1615 | Comment | ||
CAS-BOT-BC28650 | Achillea millefolium | Albert Michael Vollmer; L. Beane | 1953-7-1 | 97 | Lassen | Along Halls Flat Road, beginning 6 miles west of Susanville to McArthur. | 1554 | Comment | ||
CHSC12493 | Achillea millefolium | Carol Weld | 1969-6-20 | 20 | Lassen | Dean's Meadow. | 1950 | Comment | ||
CHSC4909 | Achillea millefolium | A. E. Anderson | 1967-7-1 | 67 | Lassen | Along fence n of road to Murrer Ranch, 1 mi. from ranch buildings. | 1371 | Comment | ||
JEPS36915 | Achillea millefolium | Brown and Wieslander | 1922-7-30 | 18 | Lassen | meadow near Martin Springs; Eagle Lake | Comment | |||
UC1024644 | Achnatherum | Leo Whitney | 1933-7-1 | 2214 | Lassen | Slate Creek, ca. 8 mi nw Eagle Lake; Lassen National Forest | Comment | |||
CAS-BOT-BC260403 | Achnatherum hymenoides | P. Monnet | 1913-7-1 | 799 | Lassen | Hot Springs Peak | 1828 | Comment | ||
CHSC7697 | Achnatherum hymenoides | Beverley J. Wise | 1969-5-16 | 134 | Lassen | 18 mi. East of Susanville on Las. Co. Rd. 216 off Las. Co. Rd 215. | 1493 | Comment | ||
SEINET10958804 | Achnatherum hymenoides | Lawrence P. Janeway | 1990-7-4 | Janeway 3769 | Lassen | McKesick Peak quad T25N, R16E, NW1/4 of sec. 4. Dry gravelly bench near east-side of saddle ca. 0.8 mi NE of Meadowview Peak. Granitic substrate; with sagebrush/ephedra scrub. | 1981 | Comment | ||
UCD37477 | Achnatherum lemmonii | Beecher Crampton | 1960-6-18 | 5717 | Lassen | Lassen County, southern Warner Mountains, 1.25 miles north of Blue lake, in vicinity of Blue Lake Ranch. | 1981 | Comment | ||
UCD50509 | Achnatherum lemmonii | R. Tofsrud | 1947-7-1 | 243 | Lassen | Between Bieber and Nubieber. | Comment | |||
UCD50617 | Achnatherum lemmonii | Beecher Crampton | 1960-6-18 | 5717 | Lassen | Southern Warner Mtns., vicinity of Blue Lake Ranch. | 1981 | Comment | ||
CAS-BOT-BC210742 | Achnatherum nelsonii | John Thomas Howell | 1976-7-20 | 52026 | Lassen | Along Willard Creek near its confluence with Susan River, about 5 miles west of Fredonyer Pass | 1432 | Comment | ||
UCD50787 | Achnatherum nelsonii | R. Tofsrud | 1947-7-1 | 221 | Lassen | 13 miles E of Madeline. | Comment | |||
CAS-BOT-BC110708 | Achnatherum nevadense | G. Schoolcraft | 1997-6-26 | 2600 | Lassen | Large knob between Milford and Janesville. | 1676 | Comment | ||
UCD51136 | Achnatherum occidentale subsp. californicum | L. Whitney | 1935-6-18 | 3262 b | Lassen | Logan Mountain, 13 miles north of Lassen Peak, Lassen National Forest. | 1981 | Comment | ||
UC1133257 | Achnatherum occidentale subsp. occidentale | H. P. Hagge | 1929-9-17 | 38 | Lassen | Logan Mtn. Eagle Lake Quadrangle, Logan Mtn. | Comment | |||
CAS-BOT-BC218609 | Achnatherum occidentale subsp. pubescens | John Thomas Howell | 1976-7-20 | 52003 | Lassen | About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek, Sierra Nevada | 1432 | Comment | ||
RSA647558 | Achnatherum thurberianum | Marion P. Harthill | 1972-6-17 | 832 | Lassen | Madeline. | 1677 | Comment | ||
UCD34873 | Achnatherum thurberianum | Beecher Crampton | 1964-6-27 | 7095 | Lassen | Lassen County, ca. 5 miles S.W. of Ravendale, BLM land. | Comment | |||
UCD51425 | Achnatherum thurberianum | Beecher Crampton | 1954-7-5 | 2052 | Lassen | Along Hwy 36, 4.5 miles west of Susanville. | 1432 | Comment | ||
UCD51427 | Achnatherum thurberianum | B. L. Kay | 1961-6-28 | s.n. | Lassen | 6 miles NW of Madeline. | Comment | |||
CHSC5075 | Acmispon americanus var. americanus | D. L. Stites | 1967-7-8 | 121 | Lassen | Ca. 18 mi n of Susanville. | 1371 | Comment | ||
JEPS127283 | Acmispon americanus var. americanus | Lowell Ahart, John Dittes | 2016-7-13 | 21119 | Lassen | 30 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
OBI75866 | Aconitum columbianum subsp. columbianum | Anthony Baniaga | 2011-8-9 | 490 | Lassen | Lassen Natl Forest. About 1/2 mi W of Griffith Hill, S of 30N21. Swain Mtn quad T30N R8E sec 8 NW of NW | 1950 | Comment | ||
CHSC4853 | Agastache parvifolia | R. Carter | 1967-7-13 | 584 | Lassen | On the s side of road to Eagle Lake Biology Station and Willow Creek. | 1584 | Comment | ||
CHSC5269 | Agastache parvifolia | J. B. Kimsey | 1946-6-10 | Lassen | 1615 | Comment | ||||
JEPS126482 | Agastache parvifolia | Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemsky | 2015-8-4 | CA 350 -055 | Lassen | At Fredonyer Peak. | Comment | |||
OBI48641 | Agastache parvifolia | Lewis S. Rose | 1940-6-15 | 40591 | Lassen | Grasshopper Valley, 39 mi N of Susanville | 1524 | Comment | ||
UC1124436 | Agastache parvifolia | A. Simontacchi | 1940-6-30 | 915 | Lassen | 8.6 mi w Burgess Spring; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1537574 | Agastache urticifolia | Gordon H. True Jr. | 1936-6-27 | 564 | Lassen | n slope Hot Spring Mountain; n slope of Hot Spring Mountain | 1828 | Comment | ||
POM147886 | Agastache urticifolia | J. B. Feudge | 1927-7-20 | 1754 | Lassen | Westwood | Comment | |||
CAS-BOT-BC30238 | Ageratina occidentalis | George Wilson Gillett | 1957-7-26 | 904 | Lassen | Butte lake, point of rocks west of outlet and above trail | 1844 | Comment | ||
JEPS28677 | Ageratina occidentalis | George W. Gillett | 1957-7-26 | 904 | Lassen | point of rocks, w of outlet and above trail Butte Lake; Lassen Volcanic National Park, Butte Lake | 1844 | Comment | ||
JEPS85819 | Ageratina occidentalis | Roy E. Buck | 1989-10-5 | 1420 | Lassen | ca 1.8 air km sw Fredonyer Peak summit (28 air km n of Susanville, along road to Fredonyer Peak, on upper wnw-facing slope of ridge overlooking n end of Eagle Lake); Eagle Lake | 2115 | Comment | ||
UC1483833 | Ageratina occidentalis | G. Schoolcraft | 1979-8-15 | 180 | Lassen | Tule Mountain area Tule Mountain | 2042 | Comment | ||
UC29341 | Agoseris X dasycarpa | M. S. Baker and Frank Nutting | 1894-7-5 | Lassen | Dixey Valley Dixey Valley | Comment | ||||
POM33406 | Agoseris glauca var. dasycephala | F. H. Hillman | 1897-7-12 | s.n. | Lassen | Chat | Comment Read comments Mar 6 2011 |
|||
JEPS107469 | Agoseris glauca var. glauca | Lowell Ahart, John Dittes | 2005-6-1 | 11849 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
CDA9936 | Agoseris glauca var. laciniata | T. C. Fuller | 1963-6-11 | 10664 | Lassen | West side of Highway 395 at road to Horse Lake, 1.5 miles south of Ravendale. | 0 | Comment | ||
JEPS88214 | Agoseris heterophylla | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7860 | Lassen | ca. 0.5 mi e Eagle Lake Rd. (A1) (and 2.5 mi s of Eagle Lake, w side of meadow ca. 0.4 mi s of the cabins); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
POM34510 | Agoseris heterophylla | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. | 1524 | Comment | ||
CAS-BOT-BC433230 | Agoseris heterophylla | K. L. Chambers; Peter G. Dorris | 1963-5-11 | s.n. | Lassen | Red Rock Road, just east of Hwy. 395 (and just w. of Nevada State Line), ca. 10 mi. n. of Hwy. 70 junction, and s. of Constantia. | Comment | |||
UC29359 | Agoseris heterophylla var. heterophylla | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s side Dixey Mts. | Comment | ||||
CHSC36467 | Agoseris retrorsa | Jeffrey R. Peek | 1982-6-3 | 28 | Lassen | Ca. .6 mi W jct forest service rds 5.16 and 5.17, ca. 10 yd E 5.16 heading over Black Mtn. | Comment | |||
UC725756 | Agoseris retrorsa | A. A. Heller | 1940-5-22 | 15664 | Lassen | hill above Westwood Cemetery | 1524 | Comment | ||
UCD52277 | Agrostis exarata | Malcolm A. Nobs; Galen Smith | 1949-7-21 | 1057 | Lassen | 4 miles N of Madeline. | Comment | |||
CAS-BOT-BC139293 | Agrostis idahoensis | George W. Gillett | 1957-7-28 | 927 | Lassen | Lassen Volcanic National Park. Trail to Widow Lake above junction with Snag Lake trail at upper end of Butte Lake. Dry was 100 yards above trail junction. | 1859 | Comment | ||
JEPS71138 | Agrostis pallens | Brown and Wieslander | 73 | Lassen | Comment | |||||
CHSC29905 | Agrostis scabra | Robin L. Ondricek | 1978-8-4 | 114 | Lassen | Near edge of Eagle Lake along grassy shoreline. | 1554 | Comment | ||
RSA87452 | Agrostis scabra | F. W. Peirson | 1926-6-22 | 6808 | Lassen | margin of Boiling Lake, Mt. Lassen National Park | Comment Read comments Apr 23 2013 |
|||
UC1024796 | Agrostis scabra | Leo Whitney | 1933-8-4 | 2228 | Lassen | ca 10 mi nw Eagle Lake, n end; Lassen National Forest, Sheepshead | 1889 | Comment | ||
CAS-BOT-BC138623 | Agrostis stolonifera | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-39 | Lassen | Sierra Nevada. Near Hallelujah Junction west of Highway 395 and south of Highway 70. | 1493 | Comment | ||
UC60211 | Agrostis stolonifera | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3307 | Lassen | Tule Confederacy Honey Lake Valley | Comment | |||
POM313032 | Alisma gramineum | Malcolm A. Nobs, S. Galen Smith | 1949-7-22 | 1074 | Lassen | Along Willow Creek, Willow Creek Valley, 10 miles north of Susanville | Comment | |||
JEPS119644 | Alisma triviale | Lowell Ahart, John Dittes | 2012-7-9 | 18294 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
GMDRC7739 | Allium acuminatum | J. M. Andre, G. Clifton | 1993-6-1 | 33419 | Lassen | Modoc Plateau: along US Hwy 395 approx 11 mi. SE of Ravendale, just north of Tule Patch Spring, east of Snowstorm Mtn | 1588 | Comment | ||
UC843269 | Allium acuminatum | A. A. Heller | 1938-6-23 | 15196 | Lassen | e Fredonyer Pass (on Highway #36) | 1645 | Comment | ||
CAS-BOT-BC459568 | Allium acuminatum | A. A. Heller | 1938-6-23 | 15196 | Lassen | 2 miles east of Fredonyer Summit on Highway #36, in the Arid Transition Life Zone. | Comment | |||
HSC84105 | Allium acuminatum | Dale McNeal | 1983-6-6 | 2843 | Lassen | Beside Horse Lake Rd., 3 mi. NE of junction of Hyw. 139 | Comment | |||
UC119964 | Allium amplectens | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
CHSC30581 | Allium campanulatum | Sori H. Shad | 1970-7-25 | 48 | Lassen | Found on the way to Papoose Valley, about 9 miles south of E. L. B. S. | 1653 | Comment | ||
HSC30074 | Allium campanulatum | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19268 | Lassen | Harvey Valley near Cone Springs | Comment | |||
SEINET10472036 | Allium campanulatum | Mary Merello | 1993-6-27 | Merello 743 | Lassen | Lassen National Forest at intersection of Forest Service Road 32N15 and Hwy. 94. Open conifer woodlands, dry. | 1700 | Comment | ||
CAS-BOT-BC470922 | Allium lemmonii | G. Schoolcraft | 1993-6-10 | 2287 | Lassen | Approx. 9.5 miles east of Madaline on Clark Valley Road | 1828 | Comment | ||
CAS-BOT-BC474046 | Allium parvum | Louella Bass | s.n. | Lassen | Elysian Valley | Comment | ||||
SEINET8191388 | Allium parvum | L. Miller | 1934-3-29 | s.n. | Lassen | E of Susanville. | Comment | |||
CAS-BOT-BC474076 | Allium platycaule | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50684 | Lassen | South and southeast of Diamond Mountain, Sierra Nevada | 2286 | Comment | ||
HSC84123 | Allium platycaule | Dale McNeal | 1983-6-6 | 2844 | Lassen | Wash below Horse Lake Rd., 5.3 mi. NE of the junction of Hwy. 139 | Comment | |||
RSA59747 | Allium platycaule | E. K. Balls | 1950-5-19 | 14782 | Lassen | 16.5 miles west of Madeline on road from Adin. | 1677 | Comment | ||
JEPS94536 | Allophyllum integrifolium | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8604 | Lassen | s of Susanville (on n side of Diamond Mountain at a stream on Forest Road 29N43, 3.5 mi e of Gold Run Road (29N10)); Diamond Mountain, Forest Road 29N43 | 1655 | Comment | ||
UC1586110 | Alnus incana subsp. tenuifolia | Barbara Ertter | 1988-7-25 | 7868 | Lassen | ridge of mts. ca 1.5 mi due e Diamond Peak (n face, ca 10 air mi due s of Susanville); Diamond Mts. | 2255 | Comment | ||
CAS-BOT-BC332746 | Alopecurus | R. F. Thorne; Larry E. DeBuhr | 1975-8-22 | 46987 | Lassen | Along Hwy 395 ca 6 miles N of Madeline and 4.5 miles S of Modoc county line | 1615 | Comment | ||
HSC22949 | Alopecurus aequalis | John Pratt | 1970-6-21 | 35 | Lassen | 1707 | Comment | |||
UCD55871 | Alopecurus aequalis | Beecher Crampton | 1964-6-27 | 7097 | Lassen | ca. 8 miles southeast Ravendale B.L.M. Spanish Springs- Shinn Mountains Resource Conservation area. | 1981 | Comment | ||
UC1951079 | Alyssum desertorum | Debra Valov | 2009-4-24 | 2009012 | Lassen | Bieber; property on south side of County A2 c. 5.4 mi east of Hwy 299 | Comment | |||
CHSC107996 | Alyssum minus subsp. micranthum | Lowell Ahart; John Dittes | 2011-6-20 | 17493 | Lassen | About 20 yards east of the stream, about 80 yards north of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
CHSC54178 | Alyssum minus subsp. micranthum | Vernon H. Oswald | 1991-5-28 | 4629 | Lassen | South end of Elkins Ln (100 ft south of Modoc-Lassen county line), Ash Creek Wildlife Area, ca. 7 miles northeast of Bieber. In meadow. | 1267 | Comment | ||
CHSC68738 | Alyssum minus subsp. micranthum | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8496 | Lassen | North of Susanville on Forest Route 38N04 (between Hwy. 139 near Willow Creek Guard Station and Coyote Flat), 0.1 mi east of Hwy. 139. On the north side of a creek paralleling the road. | 1546 | Comment | ||
UC1924262 | Alyssum minus subsp. micranthum | Debra Valov | 2004-5-31 | 2004226 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | Comment | ||
CHSC27717 | Amaranthus blitoides | Robert A. Schlising | 1978-7-27 | 3319 | Lassen | E of Eagle Lake and NE of Eagle L. Field Station. | 1578 | Comment | ||
HSC31339 | Amaranthus blitoides | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19304 | Lassen | Along Hwy. 395 about 4 mi. E of Standish | Comment | |||
RSA518417 | Ambrosia acanthicarpa | George K. Helmkamp | 1990-9-23 | A- 3 | Lassen | 3 mi. E of Susanville, along State Road 36. | 1341 | Comment | ||
POM91172 | Amelanchier pallida | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
CAS-BOT-BC142540 | Amelanchier utahensis | Gary Schoolcraft | 1984-6-5 | 1203 | Lassen | Upper Spencer Basin, 29-16-24 | 1889 | Comment | ||
CAS-BOT-BC142542 | Amelanchier utahensis | George W. Gillett | 1957-7-26 | 903 | Lassen | Butte Lake, point of rocks west of outlet and above trail - Lassen Volcanic National Park | 1844 | Comment | ||
JEPS28676 | Amelanchier utahensis | George W. Gillett | 1957-7-26 | 903 | Lassen | Butte Lake Lassen Volcanic National Park (point of rocks w of outlet and above trail) | 1844 | Comment | ||
UCR139398 | Amelanchier utahensis | P. A. Munz | 1947-5-20 | 11886 | Lassen | Eastern Sierra Nevada Mtns., Laufman Forestry Public Camp Ground, above Milford | 1524 | Comment | ||
CAS-BOT-BC142538 | Amelanchier utahensis | Philip A. Munz | 1947-5-20 | 11886 | Lassen | Laufman Forestry Public Camp Ground, above Milford | 1524 | Comment | ||
CHSC76307 | Amphiscirpus nevadensis | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8228 | Lassen | Along a small slough, on the south side of Mapes Road, about 200 yards east of Lambert Lane, about 3 1/2 miles (air) southeast of Standish. | 1210 | Comment | ||
CAS-BOT-BC222253 | Amsinckia | John Thomas Howell | 1934-6-16 | 12219 | Lassen | Big Valley, 4 miles ne. of Bieber | Comment | |||
RSA0091257 | Amsinckia macrosepala | Amos Arthur Heller | 1938-6-23 | 15204 | Lassen | Just outside of Johnstonville on U.S. Highway 395. | Comment | |||
CHSC99744 | Amsinckia menziesii | Lowell Ahart; John Dittes | 2008-6-22 | 15042 | Lassen | On the east side of the road levee, open meadow area, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. | 1262 | Comment | ||
HSC28822 | Amsinckia tessellata | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19277 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
UCD72518 | Amsinckia tessellata | Joe DiTomaso | 2008-5-15 | s. n. | Lassen | Modoc Plateau, just inside California (from Nevada) on Smoke Creek Road near Ravendale. | Comment | |||
UC1061762 | Amsinckia tessellata var. tessellata | E. Sawyer | 1935-6-27 | 236 | Lassen | Long Valley | 1310 | Comment | ||
UC585123 | Amsinckia tessellata var. tessellata | E. B. Babcock, G. L. Stebbins Jr. | 1936-6-7 | 1747 | Lassen | e facing slope of gully on mountain above Red Rock | 1432 | Comment | ||
CAS-BOT-BC45258 | Ancistrocarphus filagineus | H. D. Ripley; R. C. Barneby | 1944-5-30 | 5862 | Lassen | North of Viewland | 137 | Comment | ||
UC1562726 | Angelica breweri | Barbara Ertter | 1988-7-25 | 7869 | Lassen | 1.5 mi e of Diamond Peak (10 air mi due s of Susanville, Diamond Mountains); Diamond Mountains | 2255 | Comment | ||
CHSC71068 | Anisocoma acaulis | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9134 | Lassen | Fort Sage Rd. 2.3 mi north of Hackstaff Rd., ca. 3.5 mi north of Doyle. | 1341 | Comment | ||
UC1483865 | Anisocoma acaulis | G. Schoolcraft | 1980-5-7 | 225 | Lassen | s shore Honey Lake Island | 1219 | Comment | ||
CHSC36438 | Antennaria argentea | Dave Leuck | 1981-6-13 | 16 | Lassen | N. E. side of Galletin Peak. | 1706 | Comment | ||
CHSC5194 | Antennaria argentea | A. Santos | 1946-6-14 | Lassen | Spalding's, Eagle Lake. | 1558 | Comment | |||
CHSC60809 | Antennaria geyeri | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5614 .1 | Lassen | N of Hwy 44 on Rd. 33N06, on the SSE flank of Harvey Mtn., NNE of Burgess Meadow, NE of Poison Lake. | 1798 | Comment | ||
JEPS100336 | Antennaria geyeri | Dean W. Taylor | 2001-7-19 | 17842 | Lassen | Diamond Mountains, ridgecrest ca. 1 air mile South of Doyle Grade | 2072 | Comment | ||
RSA700232 | Antennaria geyeri | L. P. Janeway | 2001-4-20 | 7206 | Lassen | HIGH CASCADE RANGE: 0.6 km east of road 111 and 1.3 km south of Road 35N60, about 11 km west of ittle Valley, 3.9 km east-northeast of Coble Mountain. | 1402 | Comment | ||
UC1137665 | Antennaria geyeri | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 267 | Lassen | Lassen National Forest | 1722 | Comment | ||
UC1137666 | Antennaria geyeri | L. R. Short and Wm. Gansberg | 1936-7-3 | S- 475 | Lassen | Lassen National Forest | 1828 | Comment | ||
RSA416688 | Antennaria geyeri | Christopher Davidson | 1974-7-24 | 2487 | Lassen | Ca. 4 mi W of Janesville on rd to Antelope Valley. | 2134 | Comment | ||
CAS-BOT-BC58692 | Antennaria luzuloides | A. A. Heller | 1938-6-23 | 15189 | Lassen | East of Westwood | Comment | |||
CAS-BOT-BC58694 | Antennaria luzuloides | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16360 | Lassen | Near NE end of Eagle Lake | Comment | |||
JEPS22839 | Antennaria luzuloides | A. A. Heller | 1938-6-23 | 15189 | Lassen | 4 mi e Westwood | Comment | |||
JEPS94608 | Antennaria luzuloides | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8506 | Lassen | on Forest Route 38N04 0.3 mi n Hwy. 139 ((between Hwy 139 near Willow Creek Guard Station and Coyote Flat) n of Susanville, between road and small creek n) | 1560 | Comment | ||
UC1137667 | Antennaria luzuloides | L. R. Short and J. Warren | 1936-6-23 | S- 452 | Lassen | Burgess Spr. Exp. Range Lassen National Forest, Burgess Spr. Exp. Range | 1741 | Comment | ||
CHSC60714 | Antennaria rosea subsp. rosea | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5506 | Lassen | Lassen A21 (32N02), 2.1 mi E of Lassen 105 (32N28Y), on the SE side of Pine Creek Valley, ca. 8 mi (air) W of Eagle Lake. . | 1728 | Comment | ||
CHSC65289 | Anthemis cotula | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7175 | Lassen | Modoc Plateau. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. | 1348 | Comment | ||
JEPS120872 | Apera interrupta | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18733 | Lassen | About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
CHSC27593 | Apocynum androsaemifolium | N. E. Heiken | 1978-7-10 | 85 | Lassen | Colman Lake, several mi S of Eagle L. | 1962 | Comment | ||
UC773901 | Apocynum androsaemifolium | L. R. Short and D. Gish | 1936-8-5 | S- 492 | Lassen | Burgess Spring Experiment Range Lassen Forest, Burgess Spring Experiment Range | 1783 | Comment | ||
HSC63938 | Apocynum cannabinum | Teresa Prendusi | 1980-7-16 | Lassen | Willow Creek. | Comment | ||||
SEINET7881828 | Apocynum pumilum | Helen K. Sharsmith | 1955-1 | 4516 | Lassen | Ponderosa Pine-Black Oak forest adjacent to Highway 89 north of Hat Creek Ranger Station, Lassen National Forest. Altitude ca. 3800 feet. | 1158 | Comment | ||
CAS-BOT-BC392211 | Aquilegia formosa | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mt. Susanville, Perkin's Ranch | 2133 | Comment | ||
SEINET5337698 | Aquilegia formosa var. truncata | C. G. Gulling | 1905-1 | 1544 | Lassen | Big Meadows | Comment | |||
SEINET10539684 | Arabis | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 496 | Lassen | Approx 22 mi s of adin on state hwy 139; in basalt. Assoc: juniper, artemisia. | 1646 | Comment | ||
NY119576 | Arabis arcuata | W. W. Eggleston | 1911-5-29 | 6727 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
UC1126589 | Arabis glabra | A. Simontacchi | 1940-7-3 | 916 | Lassen | 2.6 mi n Cone Mtn.; Lassen National Forest, Halls Flat Quad. | 1935 | Comment | ||
UCR18735 | Arabis holboellii | Frank C. Vasek | 1975-7-11 | 750711- 13 | Lassen | Modoc Plateau, State Hwy 139, [Said Valley] 2 mi north of Grasshopper Valley at the junction with Termo Rd. | 1650 | Comment | ||
HSC30184 | Arabis holboellii var. retrofracta | D. H. Norris, S. Dowty, T. Nelson | 1971-6-22 | 19199 | Lassen | Harvey Valley near Cone Springs | Comment | |||
NY114397 | Arabis microphylla var. microphylla | Anonymous | 1987-6-16 | 1748 | Lassen | Skedaddle Mountains | 1828.8 | Comment Read comments Apr 20 2012 |
||
UC1523810 | Arabis sparsiflora var. sparsiflora | Gary Schoolcraft | 1983-5-24 | 957 | Lassen | w. Doyle (along Doyle Grade Rd.) | 1645 | Comment | ||
CAS-BOT-BC407749 | Arceuthobium abietinum | Brighton C. Cain | 1925-8-24 | 114 | Lassen | Mt. Lassen Volcanic National Park, 1 mile below Drakesbad | 1645 | Comment | ||
UC1037282 | Arceuthobium americanum | Leo Whitney | 1934-7-28 | 1717 | Lassen | ca 7-8 mi sw Eagle Lake (Bridge Creek Camp); Lassen National Forest | 1737 | Comment | ||
CHSC29858 | Arceuthobium campylopodum | Robin L. Ondricek | 1978-8-8 | 118 | Lassen | On road to Lower Dry Lake, .1 mi ne of intersection with road which leads to main road to ELFS. | 1609 | Comment | ||
RSA152667 | Arctostaphylos manzanita subsp. manzanita | I. L. Wiggins, Dorothy B. Wiggins | 1961-6-10 | 16317 | Lassen | 2 miles E. of Plumas-Lassen County line, along California Highway 36, near Westwood. | Comment | |||
UC549426 | Arctostaphylos patula | F. Farris | 1934-12-30 | Lassen | Diamond Mt. | 1524 | Comment | |||
CHSC7703 | Arctostaphylos patula subsp. gankinii | Beverley J. Wise | 1969-5-9 | 41 | Lassen | 11 mi. west of Susanville on Forest Serv. Rd. 8246 off Hwy 36. | 1524 | Comment | ||
CHSC23558 | Arctostaphylos patula subsp. patula | W. O. Baum | 1971-6-21 | 41 | Lassen | E slope of Gallatin Peak on fire trail. | 1920 | Comment | ||
UC120411 | Arenaria congesta var. suffrutescens | T. S. Brandegee | 1892-7-26 | Lassen | Milford | Comment | ||||
CAS-BOT-BC401656 | Argemone munita subsp. munita | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-11 | Lassen | Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CAS-BOT-BC401790 | Argemone munita subsp. rotundata | P. Monnet | 1913-7-1 | 945 | Lassen | Doyle | Comment | |||
UC1191450 | Argemone rotundata | Verne Grant, Irving Schneider | 1947-9-5 | 8367 | Lassen | nw shore of Eagle Lake, by Sam Webb's place (Spaulding) Eagle Lake | Comment | |||
JEPS88428 | Arnica chamissonis | Vernon H. Oswald and Lowell Ahart | 1996-8-1 | 8109 | Lassen | sw Westwood (shore of reservoir ne of Indian Ole Dam); Mountain Meadows Reservoir | 1539 | Comment | ||
POM253188 | Arnica cordifolia | A. A. Heller | 1938-6-4 | 15146 | Lassen | 1 mile east of Fredonyer Pass on hwy 36 | 1707 | Comment | ||
POM29781 | Arnica cordifolia | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
UC2027326 | Arnica cordifolia | Anthony Baniaga | 2011-6-29 | 401 | Lassen | Lassen National Forest. Willard Creek. Fredonyer Pass. Fredonyer Pass quadrangle | Comment | |||
UCD159572 | Arnica cordifolia | D. S. Park | 2011-6-27 | 309 | Lassen | East of Westwood. Growing near Willard Creek. | 1700 | Comment | ||
OBI76962 | Arnica dealbata | Anthony Baniaga | 2011-8-4 | 489 | Lassen | Lassen Natl Forest. About 1/2 mi WNW of Griffith Hill along 30N21. Swain Mtn quad. T30N R8E sec 5 SW of SW | 1918 | Comment | ||
SEINET8734516 | Arnica foliosa var. incana | A. L. Hormay | 1941-1 | 8 | Lassen | Lassen; Sec. 31, T 33N, R. 9 E, Little Valley | 1679 | Comment | ||
CHSC64861 | Arnica mollis | Vernon H. Oswald; Lowell Ahart | 1995-6-26 | 6921 | Lassen | Modoc Plateau. Ash Valley Rd. (Lassen 527), 4.2 mi w of Madeline. | 1652 | Comment | ||
RSA0059452 | Arnica sororia | Lowell Ahart, John Dittes | 2011-6-20 | 17483 | Lassen | About 30 yards east of the stream, about 80 yards north of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
SBBG128878 | Arnica sororia | L. Ahart | 2011-6-20 | 17483 | Lassen | meadow, ca. 30 yards E of the stream, ca. 80 yards N of where the rd crosses Hunsinger Draw, 1.9 mi (air) NW of Moll Reservoir, 2.8 mi (air) W of Ash Valley, 8.4 mi (air) SE of Adin | 1520 | Comment | ||
UCD129186 | Artemisia arbuscula | B. L. Kay | 1955-4-19 | s.n. | Lassen | 15 miles north of Honey Lake. US Highway 395. | Comment | |||
CAS-BOT-BC85002 | Artemisia arbuscula subsp. arbuscula | James Vale; Keith Wagnon; Walter Knight; Irja Knight | 1981-5-20 | 4117 | Lassen | 81 miles south of Alturas in Lassen County. | Comment | |||
CAS-BOT-BC85004 | Artemisia arbuscula subsp. arbuscula | John Thomas Howell | 1934-7-6 | 12455 | Lassen | Harvey Valley | Comment | |||
UC1137582 | Artemisia arbuscula subsp. arbuscula | A. Simontacchi | 1940-9-16 | 947 | Lassen | 1.3 mi ne of Ebey Lake; Lassen National Forest, Halls Flat Quadrangle | 1691 | Comment | ||
UC773844 | Artemisia arbuscula subsp. arbuscula | L. R. Short | 1936-9-30 | S- 506 | Lassen | Burgess Spring Experimental Range Lassen National Forest, Burgess Spring Experimental Range | 1746 | Comment | ||
CHSC76079 | Artemisia biennis | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8213 | Lassen | Just south of the parking area and about 100 yards to the east, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
UC1192211 | Artemisia biennis | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1482 | Lassen | I mi n of Doyle (Long Creek); Honey Lake Valley | Comment | |||
UC1479613 | Artemisia cana subsp. bolanderi | G. Schoolcraft | 1979-9-27 | 195 | Lassen | Painter Flat | 1719 | Comment | ||
UC747153 | Artemisia cana subsp. bolanderi | G. Thomas Robbins | 1945-10-18 | 2157 | Lassen | Harvey Valley Lassen National Forest, Harvey Valley | 1676 | Comment | ||
CAS-BOT-BC84828 | Artemisia cana subsp. cana | Ernest C. Twisselmann | 1961-7-21 | 6572 | Lassen | Harvey Valley | 1981 | Comment | ||
CAS-BOT-BC90331 | Artemisia douglasiana | John Thomas Howell | 1975-7-23 | 51390 | Lassen | Susanville | 1295 | Comment | ||
UC1037293 | Artemisia douglasiana | Leo Whitney | 1934-9-5 | 1664 | Lassen | dry wash near Fredonyer Pass; Lassen National Forest | 1584 | Comment | ||
CHSC65291 | Artemisia ludoviciana subsp. ludoviciana | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7196 | Lassen | Modoc Plateau. Horse Lake Rd. (Lassen 536) 2.5 mi W of Hwy. 395 at a small intermittent stream, N of Susanville. | 1676 | Comment | ||
UCD129340 | Artemisia nova | W. A. Williams | 1951-8-6 | s.n. | Lassen | Black's Mountain Range Experiement Station, (old Hell's Flat Ranger Station site). 25 miles south of Pittville. | 1584 | Comment | ||
CAS-BOT-BC97200 | Artemisia spinescens | Elmer I. Applegate | 1934-5-4 | 8934 | Lassen | 20 miles south of Ravendale, Secret Valley | Comment | |||
UCR67441 | Artemisia tridentata | George K. Helmkamp | 1990-9-23 | D- 7 | Lassen | 20 mi north of Litchfield along US Hwy 395 | 1437 | Comment | ||
CAS-BOT-BC97324 | Artemisia tridentata subsp. tridentata | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-4 | Lassen | area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
UC1119579 | Artemisia tridentata subsp. tridentata | A. Simontacchi | 1940-9-16 | 949 | Lassen | 1.3 mi ne Ebey Lake; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC762002 | Artemisia tridentata subsp. tridentata | R. F. Hoover | 1940-9-28 | 4639 | Lassen | Leavitt | Comment | |||
JEPS37040 | Artemisia tridentata subsp. vaseyana | L. S. Smith | 1918-8-11 | 1026 | Lassen | nw of Lost Lake and Buchorn (Hat) Mt.; Modoc National Forest, Camp One | 2468 | Comment | ||
CHSC105766 | Asclepias fascicularis | Nick Otting | 2005-7-28 | Lassen | Five Springs Creek, downstream from Five Springs. | 1356 | Comment | |||
JEPS49969 | Asclepias fascicularis | Brown and Wieslander | 1922-7-25 | 31 | Lassen | Martin Sprs. Eagle Lake | Comment | |||
POM76177 | Asclepias fascicularis | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC1537161 | Asclepias fascicularis | Gordon H. True Jr. | 1937-7-10 | 787 | Lassen | between Bull Flat and Skeedaddle | 1493 | Comment | ||
POM261533 | Aster eatonii | Alice Eastwood | 1912-8-22 | 1918 | Lassen | Battle Creek Meadows, Lassen Butte Region | Comment | |||
UCR67471 | Aster foliaceus | George K. Helmkamp | 1990-9-23 | G- 12 | Lassen | north of Ravendale | 1677 | Comment | ||
CAS-BOT-BC177310 | Astragalus agrestis | James Jokerst | 1983-7-24 | 1875 | Lassen | Near Madeline Plains | 1614 | Comment | ||
CHSC106586 | Astragalus andersonii | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
NY5381 | Astragalus anxius | R. J. Meinke | 1991-7-16 | 6108 | Lassen | Ash Valley, ca 25 km W of Madeline, along Ash Valley Road, on boundary T38N, R11E, S32 and T37N, R11E, S5. | 1550 | Comment | ||
SEINET4856104 | Astragalus anxius | Unknown | 1991-7-16 | 6108 | Lassen | Ash Valley, ca. 25 km W of madeline, along Ash Valley Rd., on boundary of T38N, R11E, Sect. 32 and T37N, R11E, Sect. 5. | 1550 | Comment | ||
UC1594460 | Astragalus anxius | Meinke and Lantz | 1991-7-16 | 6108 | Lassen | ca 25 km w Madeline (along Ash Valley Rd.); Ash Valley | 1550 | Comment | ||
NY790602 | Astragalus argophyllus var. argophyllus | A. Tiehm | 1986-5-12 | 10347 | Lassen | 1 road mile west of the state line on the dirt road from highway 395 to Smoke Creek, south side of Rush Creek. | 1341.1 | Comment | ||
UCD53891 | Astragalus canadensis var. brevidens | A. M. Shapiro | 2005-6-10 | s.n. | Lassen | 1 mi. SE Beckwourth Pass. | 1524 | Comment | ||
RSA152593 | Astragalus curvicarpus | I. L. Wiggins, Dorothy B. Wiggins | 1961-6-11 | 16331 | Lassen | 13.5 mi. E of Susanville. | Comment | |||
SEINET10838264 | Astragalus curvicarpus | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 509 | Lassen | 6 mi n of hallelujah jct. On us hwy 395, in artemisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
CAS-BOT-BC177842 | Astragalus curvicarpus var. curvicarpus | M. E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 mi. w. of Amedee | 1219 | Comment | ||
SEINET7103940 | Astragalus curvicarpus var. curvicarpus | D. W. McNeal | 1983-6-5 | 2839 | Lassen | Hwy #395, 9.2 mi N of the Plumas Co. line.; 0 | Comment | |||
CAS-BOT-BC182960 | Astragalus filipes | M. S. Taylor; B. Hammond | 1982-7-8 | 4790 A | Lassen | At gate near RR Xing just off Scott Rd, ca. 5 mi. s of Constantia | 1402 | Comment | ||
CHSC118788 | Astragalus filipes | L. P. Janeway; B. Castro | 2015-6-5 | 11758 | Lassen | Great basin, Modoc Plateau. Along the road from the south end of Surprise Valley to Tuledad Canyon, 7.4 road-km south of Surprise Valley Road; 1.4 air-km northwest of Mahogany Mtn. | 1731 | Comment | ||
CHSC29935 | Astragalus filipes | Robin Ondricek; Robert Ediger | 1978-6-6 | 37 | Lassen | 1 mi S of Colley Point Overlook on Hwy 139. | 1670 | Comment | ||
JEPS125804 | Astragalus filipes | William Harnach | 2010-6-8 | 1244 | Lassen | Honey Lake Valley, NE of Doyle, 2 miles west of the Nevada state line on Fort Sage Road. | Comment | |||
NY658483 | Astragalus filipes | G. Schoolcraft | 1982-6-22 | 747 | Lassen | Ft. Sage Mtns. | 1767.8 | Comment | ||
NY658507 | Astragalus filipes | G. Schoolcraft | 1981-6-15 | 460 -B | Lassen | Ash Valley | 1554.5 | Comment | ||
SBBG30554 | Astragalus filipes | D. Myrick | 1968-6-19 | 1959 | Lassen | Hwy 395, 23 mi S of Alturas | 1524 | Comment | ||
CAS-BOT-BC182953 | Astragalus filipes | John Thomas Howell | 1934-6-10 | 11909 | Lassen | Madeline Plains near Termo | Comment | |||
SEINET10452220 | Astragalus filipes | Mary Susan Taylor | 1982-5-29 | Taylor 4569 | Lassen | T22N R17E e/sw sec 23. Loyalton quad. In Sagebrush Scrub along dirt rd paral- leling Hwy 395 on its e side, ca. 0.5 mi n of 395 jct with Scott Rd, ca. 20 mi n of Reno. 5000 ft. | 1524 | Comment | ||
SEINET10903957 | Astragalus filipes | Williams | 1983-7-31 | Williams 83 -125-1 | Lassen | Ash valley road, 17 mi from aden. | 1829 | Comment | ||
SEINET231384 | Astragalus filipes | Margaret J. Williams | 1983-7-31 | 83- 125 -1 | Lassen | Ash Valley Road, 17 mi from Aden | 1829 | Comment | ||
CHSC77209 | Astragalus geyeri var. geyeri | G. Schoolcraft | 1997-6-3 | 2593 | Lassen | Flats n. of Fort Sage Mtns. | 1219 | Comment | ||
RSA0006769 | Astragalus inversus | H. D. Ripley, R. C. Barneby | 1943-6-14 | s.n. | Lassen | West of Susanville. | Comment | |||
CHSC115597 | Astragalus lemmonii | Lowell Ahart; John Dittes | 2015-7-14 | 20336 | Lassen | On the west side of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1267 | Comment | ||
POM45791 | Astragalus lemmonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
UC13384 | Astragalus lemmonii | M. S. Baker and F. Nutting | 1894-7-2 | Lassen | Dixey Mts. | Comment | ||||
SEINET10486607 | Astragalus lentiginosus | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 3112 | Lassen | 6 mi n of hallelujah jct on us hwy 395, in artemisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
NY675496 | Astragalus lentiginosus var. chartaceus | N. H. Holmgren | 1980-7-5 | 9519 | Lassen | Upper Smoke Creek drainage, 14.8 km (9.2 miles) east of U.S. Highway 395 via Rye Patch Canyon, 19 km (12 miles) airline distance east-southeast of Ravendale | 1680 | Comment | ||
POM26417 | Astragalus lentiginosus var. lentiginosus | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | Comment Read comments Mar 6 2011 |
||
CHSC7665 | Astragalus lentiginosus var. platyphyllidius | Beverley J. Wise | 1969-5-23 | 54 | Lassen | 34.5 mi. S.E. of Susanville on Las. Co. Rd. 320. | 1249 | Comment | ||
CAS-BOT-BC187331 | Astragalus lentiginosus var. salinus | Alice Eastwood; John Thomas Howell | 1940-6-16 | 8335 | Lassen | Near Susanville | Comment | |||
CHSC107323 | Astragalus lentiginosus var. salinus | Lowell Ahart; John Dittes | 2011-6-20 | 17510 | Lassen | Forest floor, near the edge of the Ash Valley Road, 3,120 feet south of Ash Creek Campground, about 6.5 miles (air) southeast of Adin. | 1511 | Comment | ||
CDA19719 | Astragalus malacus | D. Tillotson | 1942-6-1 | s.n. | Lassen | Modoc Plateau; Madeline. | 0 | Comment | ||
POM45582 | Astragalus malacus | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
RSA584731 | Astragalus malacus | Bruce Bartholomew, M. Gilbert, L. Skog | 1993-5-13 | 6551 | Lassen | Just S. of Ravendale. | 1580 | Comment | ||
CAS-BOT-BC192846 | Astragalus pulsiferae | Noel H. Holmgren; Patricia K. Holmgren | 1980-7-4 | 9500 | Lassen | Observation Peak, south side of mountain, 18 km (11 mi) airline distance east of Ravendale | 1890 | Comment | ||
JEPS54791 | Astragalus pulsiferae | J. B. Davy | June 1897 | Lassen | Chat Long Valley, Chat | Comment | ||||
JEPS87063 | Astragalus pulsiferae | Dean Wm. Taylor with Glenn Clifton | 1990-6-12 | 10877 | Lassen | ca 0.5 mi before the Modoc County Line (road from Adin to Ash Valley (Forest Road 88)); Modoc Plateau, road from Adin to Ash Valley | 1554 | Comment Read comments Jan 31 2015 |
||
SEINET948657 | Astragalus pulsiferae | John Thomas Howell | 1955-1 | 30818 | Lassen | East side of Beckwourth Pass. Sierra Nevada | 1494 | Comment | ||
SEINET4853424 | Astragalus pulsiferae var. coronensis | Stanley L. Welsh | 2001-6-14 | 28158 | Lassen | E of Hwy 395, Rd to Rams Horn Spring campground. | 1540 | Comment | ||
JEPS107291 | Astragalus pulsiferae var. pulsiferae | Lowell Ahart, John Dittes | 2005-6-1 | 11871 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
NY694131 | Astragalus pulsiferae var. pulsiferae | A. A. Heller | 1907-7-1 | 8674 | Lassen | Near Old Chat | Comment | |||
CHSC25301 | Astragalus purshii | Pauleen Broyles | 1977-5-30 | 144 | Lassen | Spencer's Basin ca 8 km n of Herlong. | 1770 | Comment | ||
CHSC7668 | Astragalus purshii | Beverley J. Wise | 1969-4-21 | 57 | Lassen | 6 mi. south of Susanville on Las. Co. Rd. 204 (Gold Run Road). | 1310 | Comment | ||
NY678236 | Astragalus purshii var. lectulus | S. L. Welsh | 2001-6-14 | 28157 | Lassen | East of Highway 395, road to Rams Horn Spring campground | 1539 | Comment | ||
RSA0007957 | Astragalus purshii var. lectulus | H. D. Ripley, R. C. Barneby | 1944-5-30 | 5983 | Lassen | 2 miles N of Madeline. | 1707 | Comment | ||
CAS-BOT-BC194088 | Astragalus purshii var. purshii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Perkin's Ranch, top of Diamond Mt., Susanville | 2225 | Comment | ||
CAS-BOT-BC194097 | Astragalus purshii var. purshii | Alice Eastwood; John Thomas Howell | 1940-6-16 | 8352 | Lassen | Omira | Comment | |||
CHSC48504 | Astragalus purshii var. purshii | Vernon Oswald | 1986-5-28 | 2052 | Lassen | Rd. 201 on the west side of Eagle Lake, 22.1 mi n of Hwy 36, 9.2 mi n of Gallatin Beach Road. | 1615 | Comment | ||
RSA121820 | Astragalus purshii var. purshii | K. e. Bradshaw | 1939-5-27 | 235 | Lassen | Black Mountain Experimental Forest, Plot 39-1. | 1753 | Comment | ||
CAS-BOT-BC194095 | Astragalus purshii var. purshii | Clare B. Hardham | 1978-4-20 | 21588 | Lassen | North west edge of Susanville | Comment | |||
CAS-BOT-BC192973 | Astragalus purshii var. tinctus | Doris Kildale Gillespie | 1930-5-13 | 9376 | Lassen | Between Susanville and Janesville | Comment | |||
CHSC68747 | Astragalus purshii var. tinctus | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8517 | Lassen | Williams Reservoir on Forest Route 38N04 (between Hwy. 139 near Willow Creek Guard Station and Coyote Flat) 2.6 mi northeast of Hwy. 139. | 1682 | Comment | ||
POM45166 | Astragalus purshii var. tinctus | T. S. Brandegee | 1892-6-23 | s.n. | Lassen | Honey Lake | Comment | |||
UC1128894 | Astragalus purshii var. tinctus | K. E. Bradshaw | 1939-5-27 | 235 | Lassen | Black Mountain Experimental Forest-Plot 39-1 center of plot Halls Flat Quad., Lassen National Forest | Comment | |||
UC13464 | Astragalus purshii var. tinctus | M. S. Baker and Frank Nutting | 1894-6-30 | Lassen | Big Valley | Comment | ||||
UC604677 | Astragalus purshii var. tinctus | Farris Farris | 1935-5-20 | Lassen | three mi sw Susanville; sw of Susanville | 1310 | Comment | |||
UC584308 | Astragalus whitneyi | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2275 | Lassen | sw Diamond Mt. (s of Susanville); sw of Diamond Mt., s of Susanville | 2164 | Comment | ||
UC82594 | Astragalus whitneyi | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
CAS-BOT-BC200876 | Astragalus whitneyi var. lenophyllus | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susnaville. Perkin's Ranch | 2225 | Comment | ||
CAS-BOT-BC198723 | Astragalus whitneyi var. whitneyi | Noel H. Holmgren; Patricia K. Holmgren | 1980-7-4 | 9514 | Lassen | Observation Peak, south side of mountain, 18 km airline distance east of Ravendale | 2194 | Comment | ||
UC1730231 | Astragalus whitneyi var. whitneyi | L. P. Janeway | 1998-7-8 | 5722 | Lassen | ridgetop saddle 2.4 mi NW of Red Rock (along road 213, 0.1 mi E of jct of Roads 28N08, 29N10, 213, and 28N55); ; Ridgetop saddle about 2.4 mi northwest of Red Rock; along Road 213, 0.1 mi east of the junction of Roads 28N08, 29N10, 213, and 28N55. | 1988 | Comment | ||
CAS-BOT-BC17439 | Athysanus pusillus | George Haley | 1927-4-15 | s.n. | Lassen | Constantia. | Comment | |||
CHSC110306 | Atriplex confertifolia | L. P. Janeway; B. Castro | 2012-7-2 | 10924 | Lassen | Modoc Plateau. Honey Lake Valley, northeast side of Honey Lake; 0.6 km west of Wendel Road, 4.8 air km southeast of Wendel. | 1221 | Comment | ||
JEPS94696 | Atriplex gmelinii var. gmelinii | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9581 | Lassen | 2.2 mi n of Bieber (on County Road 91 (Bieber-Lookout Road)); Ash Creek and Big Swamp, County Road 91 | 1258 | Comment | ||
CHSC76274 | Atriplex triangularis | Lowell Ahart; Vernon Oswald | 1999-9-13 | 8209 | Lassen | On the edge of a flooded field just south of the parking area, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
CHSC100131 | Atriplex truncata | L. P. Janeway | 2008-8-2 | 9528 | Lassen | Modoc Plateau. Just above the flats along the south side of Rush Creek; south side of Smokey Creek Ranch Road 1.8 km west of the CA-NV line. | 1349 | Comment | ||
RSA88586 | Atriplex truncata | J. T. Howell | 1951-8-20 | 28226 | Lassen | Honey Lake Valley near Herlong | 1280 | Comment | ||
CAS-BOT-BC106572 | Balsamorhiza deltoidea | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville | 1341 | Comment | ||
JEPS109626 | Balsamorhiza hookeri | Dean W. Taylor | 2002-6-21 | 18178 | Lassen | Elysian Valley (ca. 3 air miles West of Janesville), southerly middle border of the valley | 1310 | Comment | ||
CHSC98317 | Balsamorhiza macrolepis var. platylepis | B. Castro; L. P. Janeway | 2005-7-10 | 1500 | Lassen | Northern High Sierra Nevada. Nr Plumas Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At NE edge of windswept, low flat ridge off end of jeep road ca 0.7 mi from its jcn with sharp bend in Rd 27N12, above headwaters of Stony Creek. | 1993 | Comment | ||
CHSC31967 | Balsamorhiza sagittata | Wayne O. Baum | 1971-6-21 | 71 -30 | Lassen | S. slope of Gallatin Peak. | 2042 | Comment | ||
NY119712 | Barbarea orthoceras var. dolichocarpa | J. T. Howell | 1973-6-28 | 49464 | Lassen | Elysian Valley, W of Janesville | 1325.9 | Comment | ||
CHSC63703 | Bassia hyssopifolia | Vernon H. Oswald | 1994-9-6 | 6469 | Lassen | Willow Creek Wildlife Area on Hwy. 139, ca. 10 mi (air) N of Susanville. Common in the parking lot and along the levee road on the N side of the creek. | 1490 | Comment | ||
RSA783700 | Bassia hyssopifolia | R. R. Halse | 2010-8-25 | 8088 | Lassen | Along State Hwy 139 ca. 26.2 mi N of Susanville on NE shore of Eagle Lake. | 1559 | Comment | ||
CHSC117278 | Beckmannia syzigachne | Lowell Ahart; John Dittes | 2016-7-15 | 21216 | Lassen | About 300 yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1261 | Comment | ||
RSA385883 | Beckmannia syzigachne | A. A. Beetle | 1941-6-28 | 2813 | Lassen | 6 miles south of Ravendale; lower slopes of Observation Peak | Comment | |||
UC1100216 | Beckmannia syzigachne | Herbert L. Mason | 1947-7-9 | 13299 | Lassen | 5 mi e Bieber | Comment | |||
CHSC66844 | Berula erecta | Vernon H. Oswald | 1996-9-21 | 8285 | Lassen | Modoc Plateau. Ca. 3 mi W of Hwy. 139 on the road to Eagle Lake Biological Station, ca. 10 mi (air) N of Susanville. | 1508 | Comment | ||
HSC95198 | Betula glandulosa | Gordon Leppig, J. Cromwell | 1997-7-26 | 599 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC58833 | Betula pumila var. glandulifera | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5116 | Lassen | On Bridge Creek, W of the Cinder Pit on the logging road paralleling the E side of the creek, 1.3 mi N of Hwy. 44 and McCoy Flat Reservoir, between Old Station and Susanville. | 1719 | Comment | ||
UC1553384 | Bidens cernua | G. Schoolcraft | 1988-8-10 | 1848 | Lassen | 10 mi ne of Susanville (along Hwy 139 at Jack's Valley Spring); Highway 139, Jack's Valley Spring | 1505 | Comment | ||
HSC42543 | Bidens cernua | Barbara Kelly | 1977-8-9 | 563 | Lassen | 15 miles east of Madeline on a dirt road from Adin | Comment | |||
CAS-BOT-BC128037 | Blepharipappus scaber | Doris Kildale Gillespie | 1930-5-12 | 9340 | Lassen | 2 miles north of Susanville on road to Alturas | Comment | |||
CHSC99132 | Blepharipappus scaber | Lowell Ahart; John Dittes | 2008-6-19 | 14876 | Lassen | Open hillside, about 100 yards east of Willow Creek, about 120 yards northeast of Highway 139, near Forest Road 36N02, about 19.6 miles east-southeast of Bieber. | 1578 | Comment | ||
JEPS88876 | Blepharipappus scaber | Lauramay T. Dempster | 1961-6-17 | 1669 | Lassen | about 4 mi sw junction with Richmond Road (s of Susanville); Gold Run Creek | Comment | |||
UC1136967 | Blepharipappus scaber | L. R. Short | 1936-6-10 | S- 415 | Lassen | Burgess Spr. Exp. Range | 1798 | Comment | ||
UC87371 | Blepharipappus scaber | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
CAS-BOT-BC127952 | Blepharipappus scaber | Donald Myrick | 1968-6-19 | 1958 | Lassen | On roadside along Highway #395, 23 miles south of Alturas. | 1524 | Comment | ||
POM223718 | Blepharipappus scaber | D. D. Keck, Jens Clausen | 1935-6-24 | 3725 | Lassen | 5 miles south of Likely. | 1402 | Comment | ||
UCD129603 | Blepharipappus scaber | Glenn W. Turner | 1978-7-5 | 39 | Lassen | around 1.5 miles south of Termo along California State Highway 395. | Comment | |||
RSA0125912 | Boechera | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt. Susanville. Perkin's Ranch. | 2226 | Comment | ||
CAS-BOT-BC14091 | Boechera pauciflora | John Thomas Howell; Gordon H. True | 1973-7-31 | 50038 | Lassen | Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. | 1737 | Comment | ||
UC1126591 | Boechera pauciflora | A. Simontacchi | 1940-6-6 | 822 | Lassen | 10.2 mi se Nigger Cabin; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
CHSC29878 | Boechera pinetorum | Robin Ondricek | 1978-6-6 | 39 | Lassen | Along Co. Rd. 201, 2.8 mi W of jct. with Co. Rd. A1. | 1569 | Comment | ||
CHSC75356 | Boechera puberula | Vernon H. Oswald | 1999-5-7 | 9725 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the S side of the trail just E of Devils Corral Trailhead. | 1420 | Comment | ||
CAS-BOT-BC14712 | Boechera repanda | John Thomas Howell; Gordon H. True | 1973-8-1 | 50218 | Lassen | Sierra Nevada. Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. | 2164 | Comment | ||
CAS-BOT-BC25506 | Boechera retrofracta | A. M. Vollmer; L. Beane | 1953-7-1 | 40 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur. | 1554 | Comment | ||
CHSC11772 | Boechera retrofracta | Wayne O. Baum | 1971-6-28 | 71 -10 | Lassen | East slope of Gallatin Peak. | 1950 | Comment | ||
CHSC40526 | Boechera retrofracta | J. D. Jokerst | 1983-5-30 | 1796 | Lassen | West of Ash Valley, along the road that leads to Know Mt. ca 1.0 mile north of the road to either Aden or Madeline. | Comment | |||
CAS-BOT-BC25511 | Boechera retrofracta | Clarence Roy Quick | 1961-6-21 | 61 -24 | Lassen | Black Mountain Experimental Forest northeast of Lassen Peak. Forest adjacent to Road 21. | 1798 | Comment | ||
CHSC68746 | Boechera sparsiflora | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8512 | Lassen | North of Susanville on Forest Route 38N04 (between Hwy. 139 near Willow Creek Guard Station and Coyote Flat), 1.4 mi east of Hwy. 139. Roadside. | 1645 | Comment | ||
JEPS90262 | Boechera sparsiflora | Dean Wm. Taylor with Glenn L. Clifton | 1992-5-7 | 12542 | Lassen | 1.5 mi sw of Ash Valley Cemetery (Modoc Plateau, Ash Valley); Modoc Plateau, Ash Valley | Comment | |||
POM253282 | Boisduvalia densiflora var. pallescens | A. A. Heller | 1938-7-28 | 15296 | Lassen | About a mile east of Westwood | 1524 | Comment | ||
RSA339991 | Boisduvalia stricta | Noel Holmgren, Patricia K. Holmgren | 1980-7-3 | 9492 | Lassen | Rye Patch Canyon Road, 3.4 km (2.1 mi) east of US Hwy 395, 14.5 km (9 mi) airline distance southeast of Ravendale. | 1700 | Comment | ||
CHSC76305 | Bolboschoenus maritimus subsp. paludosus | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8221 | Lassen | On the edge of a flooded field, just south of the parking area, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
SD197665 | Brickellia microphylla | G. K. Helmkamp | 1990-9-23 | B 15 | Lassen | Modoc Plateau: Susanville. | 1189 | Comment | ||
UCR202646 | Brickellia microphylla | George K. Helmkamp | 1990-9-23 | B- 15 | Lassen | Modoc Plateau, Susanville | 1189 | Comment | ||
JEPS18771 | Brickellia microphylla var. microphylla | R. F. Hoover | 1940-10-5 | 4674 | Lassen | pass between Shaffer Mt. and Warren Peak Shaffer Mt. | Comment | |||
CHSC117268 | Brodiaea coronaria | Lowell Ahart; John Dittes | 2016-7-15 | 21232 | Lassen | About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1267 | Comment | ||
CHSC92737 | Brodiaea coronaria subsp. coronaria | L. P. Janeway | 2005-7-3 | 8455 | Lassen | High Cascade Range. Near large shallow stock pond 0.3 km west of Road 35N38 (road to Blacks Ridge Lookout Tower), 1.9 road km south or Road 22; 2.3 air km northwest of the lookout. | 1580 | Comment | ||
CHSC30560 | Bromus briziformis | Sori H. Shad | 1970-7-1 | 10 | Lassen | 4 miles N.E. of Hiway 139. | 1524 | Comment Read comments Jun 19 2008 |
||
CHSC7689 | Bromus briziformis | Beverley J. Wise | 1969-5-16 | 125 | Lassen | 34.5 mi. S. E. of Susanville on Co. Rd 320. (Stacey) | 1584 | Comment | ||
SEINET3921578 | Bromus briziformis | Noel H. Holmgren, Patricia K. Holmgren | 1978-6-11 | 8909 | Lassen | Vicinity of spring at fork to Painters Flat on east side of Oberservation Peak. 28 km (17.4 mi) east of Ravendale and 22.5 km (14 mi) airline distance.; 0 | 1680 | Comment | ||
CAS-BOT-BC149582 | Bromus carinatus var. carinatus | Clare B. Hardham | 1971-8-22 | 18403 A | Lassen | Sierra Nevada. Diamond Mountain. | Comment | |||
UC1024795 | Bromus carinatus var. carinatus | Leo Whitney | 1935-6-10 | 3212 | Lassen | Lassen National Forest, Fruit Grower's Supply Company, Camp 10 Lassen National Forest; , Fruit Grower's Supply Company | Comment | |||
UC506924 | Bromus carinatus var. carinatus | George A. Fischer, Irwin H. Johnson | 1933-7-14 | F 251 | Lassen | Lassen National Forest | 1767 | Comment | ||
UCD32659 | Bromus carinatus var. marginatus | Beecher Crampton | 1954-7-5 | 2055 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
CAS-BOT-BC155939 | Bromus commutatus | A. A. Beetle | 1941-6-28 | 2817 | Lassen | 6 miles south of Ravendale, lower slopes of Observation Peak. | Comment | |||
UCD32660 | Bromus commutatus | Beecher Crampton | 1954-7-5 | 2056 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
UCD58463 | Bromus commutatus | L. D. Whitney | 1935-6-23 | s.n. | Lassen | Fruit Growers Supply Co., Camp #10. | Comment | |||
CHSC112471 | Bromus hordeaceus | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-9 | 18783 | Lassen | Along the fence on the west side of the north-south road, on the west side of McArthur Diversion Canal, 2.1 air-miles south of Rat Farm Boat Launch, 1.2 air-miles north of McArthur, Fall River Valley, McArthur Swamp. | 1007 | Comment | ||
CHSC5253 | Bromus inermis subsp. inermis | P. Balch | 1955-7-23 | Lassen | Stafford's Eagle Lake Resort. | 1569 | Comment | |||
JEPS97404 | Bromus japonicus | Vernon H. Oswald and L. Ahart | 1995-6-19 | 6874 | Lassen | T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 | 1383 | Comment | ||
UC1024800 | Bromus japonicus | Leo Whitney | 1935-6-23 | 3297 | Lassen | Lassen National Forest, Fruit Grower's Supply Company, Camp 10 Lassen National Fores; Lassen National Forest, Fruit Grower's Supply Company, Camp | Comment | |||
SEINET10717734 | Bromus japonicus | Vernon H. Oswald, Lowell Ahart | 1999-6-9 | Oswald 9750 | Lassen | T31N R15E SE 1/4 Sect. 18. Northeast of Susanville on County Rd. 216 at Biscar Wildlife Management Area. | Comment | |||
UC1037142 | Bromus orcuttianus | Leo Whitney | 1935-6-25 | 3338 | Lassen | Ashurst Mountain | Comment | |||
UC1024917 | Bromus racemosus | Leo Whitney | 1935-6-28 | 3361 a | Lassen | Bieber | Comment | |||
CHSC23519 | Bromus tectorum | Wayne O. Baum | 1971-7-5 | 71 -15 | Lassen | S. slope of Gallatin Peak. | 2042 | Comment | ||
UC1137129 | Bromus tectorum | August L. Hormay | 1932-5-20 | Lassen | Lassen National Forest, Hat Creek Hat Creek; Lassen National Forest, Hat Creek | Comment | ||||
SEINET4564916 | Bromus tectorum | J. Young | 1982-6-7 | s.n. | Lassen | Redlands, northeast Lassen Co. | 1676 | Comment | ||
UCD57776 | Calamagrostis stricta subsp. inexpansa | A. L. Hormay | 1941-6-26 | 29 | Lassen | Lassen National Forest. Westwood Junction. | 1737 | Comment | ||
JEPS120868 | Callitriche heterophylla | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18750 | Lassen | About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
POM85831 | Callitriche heterophylla var. bolanderi | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
CHSC66239 | Callitriche verna | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7870 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. In or along Papoose Creek where it leaves the N end of the meadow. | 1633 | Comment | ||
UC1101519 | Callitriche verna | Herbert L. Mason and Verne Grant | 1947-7-9 | 13294 | Lassen | 5 mi e Bieber | Comment | |||
UCD132943 | Calocedrus decurrens | T. E. Weier; Katrina Weier | 1946-9-1 | s.n. | Lassen | Lassen National Park. | Comment | |||
CHSC118825 | Calochortus leichtlinii | L. P. Janeway; B. Castro | 2017-7-2 | 12339 | Lassen | Northern High Sierra Nevada. Along the crest of the Diamond Mtns 4.0 air-km west of Diamond Mtn; at the junction of Skyline Motorway, Diamond Mtn Road, and Diamond Mtn Motorway. | 2004 | Comment | ||
CAS-BOT-BC487965 | Calochortus leichtlinii | Louella Bass | 1973-6-3 | 93 | Lassen | Elysian Valley | 1325 | Comment | ||
CAS-BOT-BC487967 | Calochortus leichtlinii | A. A. Heller | 1938-6-23 | 15200 | Lassen | In the valley east of Fredonyer Pass, | Comment | |||
CHSC4768 | Calochortus macrocarpus | R. Carter | 1967-7-16 | 620 | Lassen | Willow Creek Valley, E of Murrer's Ranch, 1.5 mi W of highway 139 on rd to Eagle Lake, ca. 12 mi N of Susanville. | Comment | |||
CAS-BOT-BC483436 | Calochortus macrocarpus | Frances D. Payne | 1955-7-1 | s.n. | Lassen | Hayden Hill | Comment Read comments Aug 2 2017 |
|||
CDA39286 | Calochortus macrocarpus | L. E. Wheeler | 1967-7-25 | s.n. | Lassen | H. Boswell property, Madelaine. | 0 | Comment | ||
RSA0120949 | Caltha biflora | K. M. Meyer, A. Townesmith | 2007-7-21 | 145 | Lassen | Lassen National Forest. 3.3 miles on road 110, off Hwy A21. | 1920 | Comment | ||
UCD105297 | Caltha leptosepala | K. M. Meyer; A. Townesmith | 2007-7-21 | 145 | Lassen | Lassen National Forest. 3.3 mi. on rd. 110, off Hwy. A 21. | 1920 | Comment | ||
CAS-BOT-BC273284 | Calycadenia fremontii | Barrett Anderson | 1986-7-9 | 3125 | Lassen | Road to Day, about 2.4 km N of Rte 299 | 1065 | Comment | ||
CHSC30590 | Calyptridium umbellatum | Marc Held | 1972-6-29 | 22 | Lassen | North end of Dean's Meadow. | Comment | |||
CHSC6233 | Calyptridium umbellatum | L. Harman | 1946-6-23 | Lassen | Roop mountain. | 2133 | Comment | |||
HSC17647 | Calyptridium umbellatum | Fred J. Kindel | 1955-6-8 | Lassen | Westwood | Comment | ||||
SEINET188321 | Calyptridium umbellatum | C. L. Hitchcock | 1940-5-26 | 6608 | Lassen | Ca 12 mi N of Fall River Mills (Shasta Co) on Fall River | 1372 | Comment | ||
UC1537347 | Calyptridium umbellatum | Gordon H. True Jr. | 1936-6-25 | 534 | Lassen | Hall's Valley | 1524 | Comment | ||
SEINET230279 | Calystegia polymorpha | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-9 | 9581 | Lassen | Surprise Valley 23.7 km south of Fort Bidwell | 1400 | Comment | ||
CAS-BOT-BC497553 | Camassia quamash subsp. breviflora | L. Beane; A. M. Vollmer | 1953-7-1 | 92 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
CHSC30609 | Camassia quamash subsp. quamash | G. A. Brown | 1975-6-30 | 10 | Lassen | Across from Coleman Lake. | 1920 | Comment | ||
SEINET8197883 | Camassia quamash var. breviflora | J. A. Young | 1982-6-9 | s.n. | Lassen | Meyer's Ranch, Adin. | 1372 | Comment | ||
OBI76938 | Camelina microcarpa | Anthony Baniaga | 2011-6-10 | 321 | Lassen | Along hwy 395 ca. 6.6 mi S of Karlo Rd quad | 1220 | Comment | ||
UCR201582 | Camissonia | Ken Osborne | 2005-4-23 | s.n. | Lassen | 6 miles SE of Honey Lake, 1 mile west of Turtle Mountain | 1276 | Comment | ||
POM253236 | Camissonia boothii subsp. alyssoides | A. A. Heller | 1938-6-23 | s.n. | Lassen | Midway between Mapes and Secret Valley on Hwy 395. | 1372 | Comment | ||
POM38501 | Camissonia claviformis subsp. cruciformis | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
RSA38439 | Camissonia claviformis subsp. cruciformis | P. A. Munz | 1947-5-19 | 11873 | Lassen | 19 miles south of Ravendale. | 1341 | Comment | ||
NY851232 | Camissonia claviformis var. cruciformis | A. A. Heller | 1938-6-23 | 15211 | Lassen | U.S. Highway #395, about midway between Mapes and Secret Valley | 1372 | Comment | ||
JEPS107788 | Camissonia contorta | Lowell Ahart, John Dittes | 2005-6-2 | 11939 | Lassen | Long Valley, along a poor dirt road, about 1 1/2 miles northeast of the Anderson Ranch home, about 6 miles (air) north of the interesection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction | 1600 | Comment | ||
JEPS89992 | Camissonia contorta | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9768 | Lassen | ca. 6 mi. e. MacArthur (along Hwy. 299 at crossing of Frazer Creek); Pit R. Watershed | 1036 | Comment | ||
JEPS94102 | Camissonia contorta | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9098 .1 | Lassen | ca. 3 mi. n. Doyle (Hackstaff Rd. 1.0 mi. s. of Laver Crossing Rd., 0.2 mi. n. of Fort Sage Rd.) | 1316 | Comment | ||
POM38345 | Camissonia contorta | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | Comment | ||
RSA17675 | Camissonia parvula | Elmer I. Applegate | 1934-5-4 | 8930 | Lassen | Secret Valley | Comment | |||
RSA186551 | Camissonia parvula | Peter H. Raven | 1962-5-28 | 17870 | Lassen | Along U.S. Highway 395, 32 miles south of Milford | Comment | |||
NY851778 | Camissonia pubens | W. W. Eggleston | 1911-5-29 | 6741 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
NY852073 | Camissonia tanacetifolia | J. T. Howell | 1973-8-1 | 50209 | Lassen | Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville | 2164 | Comment | ||
NY852070 | Camissonia tanacetifolia | A. R. Kruckeberg | 1954-6-22 | 3322 | Lassen | 6 miles south of Likely on Highway 395 | Comment | |||
CAS-BOT-BC160835 | Camissonia tanacetifolia subsp. quadriperforata | John Thomas Howell | 1934-6-10 | 11857 | Lassen | 3 miles n. of Omira | Comment | |||
CAS-BOT-BC160866 | Camissonia tanacetifolia subsp. tanacetifolia | A. R. Kruckeberg | 1954-6-22 | 3322 | Lassen | Along roadbanks, 6 miles s. of Likely on Highway 395 | Comment | |||
UC1924258 | Capsella bursa-pastoris | Debra Valov | 2004-5-31 | 2004229 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | Comment | ||
UCD114153 | Capsella bursa-pastoris | L. R. Short; J. Warren | 1936-6-9 | S- 408 | Lassen | Burgess Spring Experimental Range; around old sheep bed-grounds. | 1844 | Comment | ||
RSA702447 | Carex abrupta | L. P. Janeway | 2004-6-26 | 8170 | Lassen | High Cascade Range; Along Road 33N15 (Lassen Trail) between Patterson Flat and Aspen Flat; Blacks Mountain Experimental Forest. | 1790 | Comment | ||
CHSC112416 | Carex angustata | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18769 | Lassen | 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
HSC97144 | Carex angustata | L. P. Janeway | 2003-7-24 | 7912 | Lassen | High Cascade Range. Along end of meadow and marsh along Bridge Creek, 1.8 km. N of Hwy. 44, just NW of the Cinder Pit | 1716 | Comment | ||
CAS-BOT-BC18105 | Carex athrostachya | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49456 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
CHSC99511 | Carex athrostachya | Lowell Ahart; John Dittes | 2008-6-20 | 14939 | Lassen | About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
CAS-BOT-BC19067 | Carex aurea | John Thomas Howell | 1976-7-19 | 51969 | Lassen | Sierra Nevada. On Gold Run Creek southwest of Susanville. | 1386 | Comment | ||
CAS-BOT-BC19394 | Carex bolanderi | John Thomas Howell; Gordon H. True | 1973-8-1 | 50175 | Lassen | Sierra Nevada. Gold Run Creek road south of Susanville, Diamond Range. | 1584 | Comment | ||
HSC95168 | Carex cusickii | Gordon Leppig, J. Cromwell | 1997-7-26 | 600 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
POM80807 | Carex densa | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin s Ranch. | 1463 | Comment | ||
CHSC91329 | Carex douglasii | Lowell Ahart; John Dittes | 2005-6-1 | 11863 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
UC1736284 | Carex douglasii | Dean W. Taylor | 1974-6-14 | 3716 | Lassen | Poison Lake, on Hwy 44 ca. 2 miles W from the junction with Pittville Road | 1615 | Comment | ||
CAS-BOT-BC19778 | Carex douglasii | Clarence Roy Quick | 1962-6-17 | 32 -18 | Lassen | sagebrush flat, north of DeLasmutt Ranch on old dirt road to Blacks Mountain E.F. Headquarters. | 1615 | Comment | ||
SEINET7485202 | Carex filifolia | Barbara L. Wilson, Danna Lytjen and Nick Otting | 2005-1 | 11451 | Lassen | northeast part of Round Corral Reservoir, north of Buckhorn Road about a mile and a half west of Pyramid Lake | 1876 | Comment | ||
SEINET7485203 | Carex filifolia | Barbara L. Wilson, Danna Lytjen and Nick Otting | 2005-1 | 11494 | Lassen | Blue Door Flat, seven or eight miles east of Highway 295 on county road 510 | 1774 | Comment | ||
SEINET7558599 | Carex filifolia var. erostrata | John Thomas Howell | 1934-7-6 | 12451 | Lassen | Harvey Valley. | Comment | |||
SEINET7559362 | Carex fracta | Barbara L. Wilson, Richard Brainerd, Bruce Newhouse | 2004-8-28 | 11194 | Lassen | Near Bluff Falls in the Lassen National Forest, approximately 0.7 air mile south of the south boundary of Lassen Volcanic National Park on Highway 89. | 1981 | Comment | ||
CAS-BOT-BC22237 | Carex haydeniana | John Thomas Howell | 1934-6-14 | 12163 | Lassen | Near Lost Lake. Warner Mountains. | 2438 | Comment | ||
JEPS63616 | Carex hoodii | Leland S. Smith | 1922-7-18 | 78 | Lassen | Martin Springs Meadow, Lassen National Forest | Comment | |||
SEINET7562451 | Carex integra | L. P. Janeway | 2003-7-24 | 7916 | Lassen | Swain Mountain 7.5' quad. High Cascade Range. Along Forest Service Road 30N14 1.1 km from Road 30N21. Drainage of upper Susan River 4.7 (air) km west of Clover Valley. | 1932 | Comment | ||
HSC48078 | Carex lanuginosa | D. H. Norris, F. J. Hermann | 1972-5-17 | 22628 | Lassen | Deep canyon 18 mi. N of Litchfield on Hwy. 395 (milepost 94.6) | Comment | |||
UC1594653 | Carex lasiocarpa | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5120 | Lassen | swamp on creek w Cinder Pit (on logging road paralleling the e side of creek, 1.3 mi n of Hwy. 44 and McCoy Flat Reservoir, between Old Station and Susanville); Bridge Creek | 1719 | Comment | ||
CHSC60433 | Carex lenticularis var. impressa | Mary Ann Showers | 1992-6-13 | 2545 | Lassen | Lassen Volcanic National Park. Shoreline at western end of Widow Lake. | 2072 | Comment | ||
JEPS88667 | Carex lenticularis var. impressa | Dean W. Taylor | 1975-8-24 | 5407 | Lassen | margin of Everett Lake Thousand Lake Wilderness Area, Magee Peak, Everett Lake | 2307 | Comment | ||
CHSC96450 | Carex limosa | Gordon Leppig; T. LaBanca, L. Arguello | 1997-6-29 | 543 | Lassen | Modoc National Forest. Blue Lake Ranch. | 1970 | Comment | ||
CAS-BOT-BC31610 | Carex luzulina var. ablata | Harold Bailey; Virginia Bailey | 1948-8-25 | 2976 | Lassen | Summit Lake. | 2040 | Comment | ||
CHSC25910 | Carex nebrascensis | K. R. Stern | 1967-6-25 | 2429 | Lassen | Road to Eagle Lake Biological Station, Dean's Meadow near Gallatin Peak, ca. 3 mi. S of Eagle Lake. | 1676 | Comment | ||
HSC95265 | Carex nebrascensis | Gordon Leppig | 1998-8-17 | 1053 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1100497 | Carex nebrascensis | Verne Grant and Herbert L. Mason | 1947-7-9 | 13301 | Lassen | 5 mi e Bieber | Comment | |||
JEPS128406 | Carex pellita | Catherine Bauer with Ellen Bauer Benson | 2017-8-16 | 14 | Lassen | South of Highway 44, North of Butte Lake, between Butte Creek and access road into Butte Creek Campground. Santa Clara Valley, National Forest Service, National Forest Campground. | Comment | |||
SEINET7570967 | Carex pellita | George W. Gillett | 1957-7-26 | 906 | Lassen | Lassen Volcanic National Park, Butte Lake, east shore 200 yards beyond the outlet. | 1844 | Comment | ||
CHSC89760 | Carex petasata | L. P. Janeway | 2004-6-26 | 8164 | Lassen | High Cascade Range. 0.6 km east-southeast of Patterson Flat along Road 33N71; Blacks Mountain Experimental Forest. | 1785 | Comment | ||
CAS-BOT-BC118398 | Carex praegracilis | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49458 | Lassen | Elysian Valley, west of Janesville. | 1325 | Comment | ||
CAS-BOT-BC118401 | Carex praegracilis | T. C. Fuller | 1980-8-6 | 20319 | Lassen | Dry drainageway of Rush Creek, N of Smoke Creek Ranch Road, 2 km W of the stateline, | Comment | |||
CHSC43570 | Carex praegracilis | Lowell Ahart | 1974-7-9 | 540 | Lassen | Along the edge of the road, near the south edge of Eagle Lake. | 1584 | Comment | ||
CHSC91377 | Carex praegracilis | Lowell Ahart; John Dittes | 2005-6-1 | 11859 | Lassen | On the west side of a poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
JEPS107838 | Carex praegracilis | Lowell Ahart, John Dittes | 2005-6-1 | 11877 | Lassen | about 3/4 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | Comment | |||
UC1542937 | Carex praegracilis | G. Schoolcraft | 1987-5-5 | 1695 | Lassen | near Stone Ranch; Eagle Lake | 1554 | Comment | ||
JEPS28380 | Carex raynoldsii | George W. Gillett | 1957-7-29 | 948 | Lassen | along trail between Butte Lake and Sang Lake; Lassen Volcanic National Park | 1859 | Comment | ||
HSC48218 | Carex rossii | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19222 | Lassen | 2 mi. N of Westwood | Comment | |||
UC1108040 | Carex scopulorum var. bracteosa | E. B. Copeland | 1932-8-15 | Lassen | King's Creek Meadow, at road crossing Mount Lassen | 2225 | Comment | |||
CHSC99507 | Carex sheldonii | Lowell Ahart; John Dittes | 2008-6-22 | 15045 | Lassen | High dry bank of a levee, north of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.5 miles (air) northeast of Bieber. | 1267 | Comment | ||
HSC48075 | Carex simulata | D. H. Norris, F. J. Hermann | 1972-5-17 | 22630 | Lassen | Deep canyon 18 mi. N of Litchfield on Hwy. 395 (milepost 94.6) | Comment | |||
HSC95225 | Carex simulata | Gordon Leppig | 1998-8-17 | 1044 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC95227 | Carex simulata | Gordon Leppig | 1998-7-12 | 953 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC95228 | Carex simulata | Gordon Leppig | 1998-7-12 | 956 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC97395 | Carex straminiformis | L. P. Janeway | 2003-7-24 | 7917 | Lassen | High Cascade Range, along FS 30N14, 1.1 km from FS 30N21, upper Susan River, 4.7 mi. W of Clover Valley | 1932 | Comment | ||
CAS-BOT-BC116620 | Carex subfusca | George Wilson Gillett | 1957-7-26 | 911 | Lassen | East Shore of Butte Lake, along water line. | 1844 | Comment | ||
SEINET4292053 | Carex subfusca | Unknown | 2004-1 | 8169 | Lassen | High Cascade Range, along Road 33N15 (Lassen Trail) between Patterson Flat and Aspen Flat; Blacks Mountain Experimental Forest. | Comment | |||
SEINET4292262 | Carex subfusca | Unknown | 2003-1 | 7915 | Lassen | Swain Mountain 7.5'quad. High Cascade Range. Along Forest Service Road 30N14 1.1 km from Road 30N21; small side drainage of upper Susan River 4.7 (air) km west of CloverValley. | Comment | |||
CAS-BOT-BC116622 | Carex subfusca | W. B. Cooke; V. G. Cooke | 1976-10-7 | 53192 | Lassen | Lassen Volcanic National Park, Butte Lake. | 1841 | Comment | ||
JEPS28341 | Carex vesicaria | George W. Gillett | 1957-7-22 | 879 | Lassen | along south shore Snag Lake Lassen Volcanic National Park, Snag Lake | 1850 | Comment | ||
CAS-BOT-BC114881 | Carex whitneyi | John Thomas Howell | 1959-9-23 | s.n. | Lassen | North end of Juniper Lake, Lassen Park. | 2057 | Comment | ||
HSC48217 | Carex whitneyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19237 | Lassen | 2 mi. N of Westwood | Comment | |||
JEPS63615 | Carex whitneyi | Leland S. Smith | 1922-7-23 | 75 | Lassen | Lassen National Forest | Comment | |||
CAS-BOT-BC114884 | Carex whitneyi | Hans Leschke | 1958-8-15 | s.n. | Lassen | Trail Butte-to Snag Lake near Lava beds. | 1920 | Comment | ||
CAS-BOT-BC248970 | Castilleja | Philip A. Munz | 1947-5-19 | 11866 | Lassen | 27.7 miles south of Ravendale, on Highway 395 | 1310 | Comment | ||
JEPS62334 | Castilleja angustifolia | John L. Strother | 1970-5-23 | 954 | Lassen | ca 6 mi n Honey Lake | 1280 | Comment | ||
JEPS94129 | Castilleja angustifolia | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9108 | Lassen | ca. 5 mi. n.-n.e. Doyle (rd. to ORV parking area in Fort Sage Mts., 0.5 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1371 | Comment | ||
UC1012186 | Castilleja angustifolia | Francis W. Pennell | 1940-6-9 | 25760 | Lassen | 5 mi s Ravendale (Route 395) | 1645 | Comment | ||
CAS-BOT-BC249623 | Castilleja applegatei subsp. pinetorum | John Thomas Howell | 1934-7-10 | 12556 | Lassen | Black's Mt. | Comment | |||
JEPS107871 | Castilleja applegatei subsp. pinetorum | Lowell Ahart, John Dittes | 2005-6-2 | 11929 | Lassen | Along the poor dirt road, about 1/4 mile west of the Anderson Ranch home, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.5 miles (air) northwest of Hallelujah Junction | 1498 | Comment | ||
UC506917 | Castilleja applegatei subsp. pinetorum | George A. Fischer, Irwin H. Johnson | 1933-7-14 | F- 259 | Lassen | Lassen Forest | 1783 | Comment | ||
CHSC68874 | Castilleja arachnoidea | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8642 | Lassen | South of Susanville near the small pond on the crest of Diamond Mtn., about midway between Aspen Flat and Red Rock Lookout. | 2249 | Comment | ||
UC1563850 | Castilleja arachnoidea | Barbara Ertter | 1988-7-25 | 7861 | Lassen | ca 1.5 mi e Diamond Peak (ca 10 air mi due s of Susanville, ridge of Diamond Mts); Diamond Mts. | 2286 | Comment | ||
UC725999 | Castilleja campestris subsp. campestris | A. A. Heller | 1938-6-23 | 15218 | Lassen | between Termo and Madeline (along U.S. Hwy 395) | 1615 | Comment | ||
JEPS126522 | Castilleja lacera | Lowell Ahart, John Dittes | 2016-6-7 | 20993 | Lassen | West of pond, 110 yards east of the Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
UC1567405 | Castilleja lacera | G. Schoolcraft | 1989-6-5 | 1895 | Lassen | s of Adin (intersection of Hwy 139 and A2) | 1341 | Comment | ||
JEPS86676 | Castilleja lemmonii | L. R. Heckard with T. I. Chuang | 1990-7-14 | 6756 | Lassen | just e Westwood (n of Firland Rd (Hwy 36)) | Comment | |||
CHSC4817 | Castilleja linariifolia | R. Carter | 1967-7-16 | 617 | Lassen | Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca 12 mi n of Susanville, on s side of rd. | Comment | |||
CAS-BOT-BC244895 | Castilleja miniata | Clare B. Hardham | 1969-8-28 | 17424 | Lassen | Granitic slope west of Janesville | Comment | |||
JEPS10806 | Castilleja miniata | Brown and Wieslander | 1922-7-23 | 67 | Lassen | Martin Springs; Eagle Lake | Comment | |||
POM44364 | Castilleja miniata | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
CAS-BOT-BC244888 | Castilleja miniata | Alice Eastwood | 1912-8-22 | 1808 | Lassen | meadows foot of Lassen Butte. Lassen Butte Region | Comment | |||
RSA46750 | Castilleja miniata | J. T. Howell | 1934-6-10 | 11871 | Lassen | Janesville | Comment | |||
CAS-BOT-BC241005 | Castilleja pilosa | Margaret Williams; Lyn Wise | 1976-5-31 | 76- 22 -1 | Lassen | Near Nervine Aero Service, E of Beckwourth | 1524 | Comment | ||
RSA0035914 | Castilleja pilosa | Lowell A. Ahart, John Dittes | 2008-6-20 | 14947 | Lassen | About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
UC1012185 | Castilleja pilosa | Francis W. Pennell | 1940-6-9 | 25761 | Lassen | 5 mi s Ravendale (Route 395) | 1645 | Comment | ||
RSA505409 | Castilleja psittacina | R. C. Bacigalupi, S. Galen Smith | 1957-6-28 | 6004 | Lassen | 5.9 miles south of Madeline. | 1616 | Comment | ||
CHSC93692 | Castilleja tenuis | Lowell Ahart; John Dittes | 2005-6-1 | 11902 | Lassen | On the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction. | 1459 | Comment | ||
UC1523759 | Castilleja tenuis | Gary Schoolcraft | 1982-6-21 | 714 | Lassen | Ash Valley | 1584 | Comment | ||
UC1924576 | Castilleja tenuis | Debra Valov | 2006-5-29 | 2006027 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1285 | Comment | ||
JEPS103212 | Castilleja tenuis | G. Schoolcraft | 1993-6-29 | 2314 | Lassen | Ash Valley RNA 16 miles east of Adin, CA | 1554 | Comment | ||
CHSC80621 | Caulanthus major var. nevadensis | Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolscraft | 2001-6-2 | 10036 | Lassen | Northeast of Doyle in the Fort Sage Mtns, trail to top of mountin from the end of a $WD road. | 1828 | Comment | ||
NY608462 | Caulanthus major var. nevadensis | G. Schoolcraft | 1982-7-6 | 758 | Lassen | Fort Sage Mountains | 1981.2 | Comment | ||
UC1523761 | Caulanthus major var. nevadensis | Gary Schoolcraft | 1982-6-23 | 733 | Lassen | Ft. Sage Mtns. | 1828 | Comment | ||
SEINET5341299 | Caulanthus pilosus | F. B. Headley | 1915-5-28 | s.n. | Lassen | Honey Lake. | Comment | |||
CHSC7725 | Ceanothus cuneatus | Berverly J. Wise | 1969-4-21 | 91 | Lassen | 2.6 mi. south of Susanville on the Old Dump Rd. | 1341 | Comment | ||
CAS-BOT-BC52052 | Ceanothus prostratus | Milo S. Baker | 1894-7-30 | s.n. | Lassen | Near Silver Lake | Comment | |||
CAS-BOT-BC52054 | Ceanothus prostratus | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-10 | 16318 | Lassen | 2 miles E of Plumas-Lassen County line, along California Highway 36, near Westwood | Comment | |||
CDA5726 | Ceanothus prostratus | Gary Schoolcraft | 2000-4-25 | 2890 | Lassen | 3.5 miles north of Susanville along Highway 139. | Comment | |||
CHSC7727 | Ceanothus prostratus | Beverly J. Wise | 1969-4-21 | 90 | Lassen | Approx. 2 mi. past Susanville old dump on old dump road. | 1341 | Comment | ||
HSC42297 | Ceanothus prostratus | S. Saufferer | 1973-5-6 | 124 | Lassen | 4.5 mi W of Bieber along Hwy. 299 | Comment | |||
RSA122369 | Ceanothus prostratus | G. A. Fischer, Irwin H. Johnson | 1933-2-14 | 263 | Lassen | Lassen Forest | 1768 | Comment | ||
RSA152665 | Ceanothus prostratus | I. L. Wiggins, Dorothy B. Wiggins | 1961-6-10 | 16317 | Lassen | 2 miles E. of Plumas-Lassen County line, along California Highway 36, near Westwood. | Comment | |||
SEINET10493654 | Ceanothus prostratus | Mary Merello | 1993-6-28 | Merello 748 | Lassen | Lassen National Forest, Poison Lake. Along Hwy. 44 just south of the Hwy. 89, Hwy. 44 intersection. Open pine-scrub and wetlands around lake. Volcanic soils. | 1700 | Comment | ||
UC1071530 | Ceanothus prostratus | A. Simontacchi | 1940-6-5 | 819 | Lassen | 8.2 mi WNW of Harvey Valley Ranger Station | 1737 | Comment | ||
UC727092 | Ceanothus prostratus | A. A. Heller | 1941-6-26 | 16230 | Lassen | on roadside banks on the ridge w Nieubieber; w of Nieubierber | Comment | |||
HSC30197 | Ceanothus prostratus var. laxus | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19257 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC5047 | Ceanothus velutinus | L. B. Barlow | 1967-7-1 | 64 | Lassen | 5 mi. north of Eagle Lake Marina, west central shore Eagle Lake, Eagle Lake Road. | 1554 | Comment | ||
JEPS107853 | Ceanothus velutinus var. velutinus | Lowell Ahart, John Dittes | 2005-6-2 | 11943 | Lassen | Along a small stream, about 1 1/2 miles northeast of the Anderson Ranch home, Long Valley, about 6 miles (air) north of the intersection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction | 1601 | Comment | ||
SEINET10690337 | Ceanothus velutinus var. velutinus | Karen M. Meyer, Andrew Townesmith | 2007-7-23 | Meyer 153 | Lassen | Lassen National Forest. 6 miles SW on 32N10 off Hwy. 44. (Turn at rest area on Hwy. 44). At junction of 32N10, 32N09 and 31N36. | 1993 | Comment | ||
OBI4702 | Cenchrus longispinus | T. C. Fuller | 1965-10-13 | 14198 | Lassen | On N side of old rd to Susanville, 1 mi W of Johnstonville | Comment | |||
CDA7223 | Centaurea diffusa | T. C. Fuller | 1962-8-28 | 9480 | Lassen | East side of Highway 395 to Madelaine, 1.6 miles north of Termo. | 0 | Comment | ||
UCD130023 | Centaurea diffusa | W. A. Harvey | 1964-6-23 | s.n. | Lassen | J. E. Albaugh ranch, ca. 4 miles southwest of Adin. | Comment | |||
RSA157745 | Centaurea maculosa | T. C. Fuller | 1962-8-28 | 9472 | Lassen | Roadside west side of Hwy. 395, 1.7 miles south of Doyle | Comment | |||
CDA7252 | Centaurea maculosa | Lee Wheeler | 1962-8-15 | Lassen | Doyle area. | 0 | Comment | |||
UCD130126 | Centaurea virgata subsp. squarrosa | Loring White | 1950-8-9 | s.n. | Lassen | Cramer Ranch, Big Valley. | Comment | |||
CAS-BOT-BC279595 | Centromadia pungens subsp. pungens | Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith | 1983-9-15 | 8392 | Lassen | Along Lassen 3-A, the Susanville By-pass for Rte. 395 | 1219 | Comment | ||
CHSC29883 | Cerastium fontanum subsp. vulgare | Robin L. Ondricek | 1978-7-15 | 101 | Lassen | Below the dam at Murrers Upper Meadow. | 1548 | Comment | ||
JEPS126473 | Cercocarpus ledifolius var. intermontanus | Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemsky | 2015-8-4 | CA 350 -063 | Lassen | Take 139 north to Fredonyer Peak. | Comment | |||
CHSC29948 | Cercocarpus ledifolius var. ledifolius | Robin L. Ondricek | 1978-6-8 | 45 | Lassen | Ridge E of Lower Dry Lake. | 1767 | Comment | ||
JEPS28675 | Cercocarpus ledifolius var. ledifolius | George W. Gillett | 1957-7-26 | 902 | Lassen | Butte Lake, Lassen Volcanic National Park Butte Lake; Lassen Volcanic National Park, Butte Lake | 1844 | Comment | ||
RSA637572 | Chaenactis douglasii | Michael A. Vincent | 1999-6-9 | 8582 | Lassen | Along US Rt. 395, south of Ravendale Fire Station, 1.8 miles north of rest area, and 24.8 miles north of Litchfield. | 1524 | Comment | ||
CAS-BOT-BC276616 | Chaenactis douglasii var. douglasii | John Thomas Howell | 1955-7-19 | 30813 | Lassen | E side of Beckwourth Pass | 1493 | Comment | ||
CHSC66372 | Chaenactis douglasii var. douglasii | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7775 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Along trail, and on slopes at the bridge spanning the Susan River on the N side of Hwy. 36. | 1432 | Comment | ||
SEINET7450297 | Chaenactis stevioides | F. B. Headley | 1915-5-28 | s.n. | Lassen | Honeylake | Comment | |||
RSA30268 | Chaenactis xantiana | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
CAS-BOT-BC141744 | Chamaebatiaria millefolium | John Thomas Howell | 1934-7-9 | 12519 | Lassen | Pine Creek Flat | Comment | |||
UC1542162 | Chamaesaracha nana | Paul Covel | 1986-6-6 | Lassen | e of Chester (Lake Almanor dike); Lake Almanor | Comment | ||||
UC26091 | Chamaesaracha nana | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CHSC27603 | Chamaesyce serpillifolia subsp. serpillifolia | Jerry Snodgrass | 1978-7-25 | Lassen | Near Field Station (CSUC), E side of Eagle L., at wide spot in dirt road. | 1554 | Comment | |||
UC1481746 | Cheilanthes | Milo S. Baker | 1894-7-5 | 2 a | Lassen | Dixie Mts | Comment | |||
CAS-BOT-BC426341 | Chenopodium | John Thomas Howell | 1962-6-19 | 37889 | Lassen | Sierra Nevada: Sagebrush Flat, 3 mi. S of Hallelujah Junction | 1524 | Comment | ||
CAS-BOT-BC473048 | Chenopodium | Gary Schoolcraft | 1984-8-21 | 1362 | Lassen | S. slopes of Fredonyer Mtn | 1950 | Comment | ||
CHSC112973 | Chenopodium album | Lowell Ahart; John Dittes | 2013-7-22 | 18859 | Lassen | Drainage filled with dirt from construction of a pond, about 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
POM103115 | Chenopodium atrovirens | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
POM312473 | Chenopodium chenopodioides | Verne Grant, Irving Schneider | 1947-9-5 | 8368 | Lassen | NW shore of Eagle Lake, by Sam Webb s place (Spaulding). | Comment | |||
CAS-BOT-BC473050 | Chenopodium desiccatum | Ynez Whilton Winblad | 1935-10-1 | s.n. | Lassen | Horse Lake | Comment | |||
CAS-BOT-BC451322 | Chimaphila | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mt., Susanville. Perkin's Ranch | 2133 | Comment | ||
CHSC45516 | Chimaphila menziesii | Lowell Ahart; John Thomas Howell | 1974-7-9 | 538 | Lassen | On the south side of Eagle Lake Road, near the south edge of Eagle Lake. | 1584 | Comment | ||
UC1483846 | Chimaphila menziesii | G. Schoolcraft | 1980-7-29 | 344 | Lassen | on Big Valley Mt. timber sale area w. of Bieber | 1798 | Comment | ||
CAS-BOT-BC247863 | Chorizanthe watsonii | Clare B. Hardham | 1961-6-17 | 7499 | Lassen | Baxter Cr. south of Susanville | 1524 | Comment | ||
CAS-BOT-BC36277 | Chrysolepis sempervirens | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49413 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
CAS-BOT-BC140657 | Chrysothamnus humilis | Clare B. Hardham | 1971-8-22 | 18391 | Lassen | Diamond Mountain | 2346 | Comment | ||
SJSU3013 | Chrysothamnus viscidiflorus | J. W. Tilden | 1967-8-23 | 1772 | Lassen | Litchfield, southeastern Lassen County | 1402 | Comment | ||
UCD130269 | Chrysothamnus viscidiflorus | Beecher Crampton | 1954-5-11 | 1883 | Lassen | Beckwourth Pass. | 1588 | Comment | ||
CAS-BOT-BC100756 | Chrysothamnus viscidiflorus subsp. puberulus | G. Schoolcraft | 1999-7-28 | 2872 | Lassen | Ridge on east end of Skedaddle Mtns. | 2133 | Comment | ||
CHSC42146 | Chrysothamnus viscidiflorus subsp. viscidiflorus | C. E. Laver | 1985-8-14 | Lassen | Ca. 8.5 mi se of Madeline and 9 mi ne of Termo. Along roadsides. | 2194 | Comment | |||
OBI5967 | Chrysothamnus viscidiflorus subsp. viscidiflorus | Carl B. Wolf | 1931-9-4 | 2396 | Lassen | Big Valley, 2.6 mi from Bieber on the road to Alturas | 1268 | Comment | ||
UC747217 | Chrysothamnus viscidiflorus subsp. viscidiflorus | G. Thomas Robbins | 1945-10-7 | 2154 | Lassen | 2 to 3 mi ne of Burgess Spring in Harvey Valley (se slope of Harvey Mt.); Lassen National Forest, Harvey Mt. | 1828 | Comment | ||
SD43500 | Chylismia claviformis subsp. cruciformis | Philip A. Munz | 1947-5-19 | 11870 | Lassen | 19 miles south of Ravensdale on Highway 395. | 1341 | Comment | ||
UC1567437 | Chylismia claviformis subsp. cruciformis | G. Schoolcraft | 1989-5-16 | 1875 | Lassen | w Hwy 395 (ca 2 mi s of Karlo turnoff) | 1356 | Comment | ||
UC1602277 | Chylismia claviformis subsp. cruciformis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3399 | Lassen | Amedee Honey Lake Valley | Comment | |||
CDA38208 | Cicuta douglasii | T. C. Fuller | 1965-8-26 | 14041 | Lassen | North side of old highway to Johnstonville, 5 miles east of Susanville. | 0 | Comment | ||
UCD159568 | Cirsium | D. S. Park | 2011-6-27 | 305 | Lassen | Near Antelope Mt. | 1999 | Comment | ||
CDA1129 | Cirsium canescens | T. C. Fuller | 1966-7-22 | 14981 -B | Lassen | Madeline Plains 10 mi w. of Termo, 3 mi N of paved road. E of road at E base of Dry Valley Ridge, Madelaine Plains . | Comment | |||
CAS-BOT-BC277918 | Cirsium canescens | T. C. Fuller | 1966-7-22 | 14981 | Lassen | E. of rd. at e. base of Dry Valley Ridge, Madelaine [Madeline] Plains, 3 mi. n. of paved road, 10 mi. w. of Termo | Comment | |||
CAS-BOT-BC278008 | Cirsium cymosum | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8307 | Lassen | Willow Creek near Hayden Hill | Comment | |||
CDA1167 | Cirsium cymosum | T. C. Fuller | 1959-7-7 | 2763 | Lassen | Hwy 395; 1 mile north of Ravendale. | 0 | Comment | ||
CDA1174 | Cirsium cymosum | G. D. Barbe | 1982-7-13 | 3882 | Lassen | Madeline Plain Scattered along Westside Rd. at base of Dry Valley Ridge, 3 mi. n. of Termo- Grasshopper Rd. | 0 | Comment | ||
CHSC75452 | Cirsium cymosum | Vernon H. Oswald | 1999-6-9 | 9740 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 0.4 mi west of Hwy. 395. Along the road. | 1356 | Comment | ||
RSA0070594 | Cirsium cymosum | Arnold Tiehm, Raymond Evans, James Young | 1984-6-7 | 8596 | Lassen | Flats on the northwest side of Shaffer Mountain, 9 air miles north-northwest of Litchfield. | 1387 | Comment | ||
UCD20369 | Cirsium cymosum | Joe DiTomaso | 2002-6-5 | s.n. | Lassen | about 3 miles northwest of the junction between Nevada, Modoc, and Lassen counties. | Comment | |||
SEINET7451109 | Cirsium cymosum var. cymosum | J. A. Young | 1982-6-9 | s.n. | Lassen | Meyers Ranch, Adin, CA | 1280 | Comment | ||
JEPS30609 | Cirsium douglasii var. breweri | Peter H. Raven and Otto T. Solbrig | 1958-6-17 | 13280 | Lassen | 13.1 mi s Ravendale (along U.S. Highway 395) | Comment | |||
CAS-BOT-BC280058 | Cirsium neomexicanum | T. C. Fuller | 1980-8-5 | 20312 | Lassen | 0.4 km. east of the campground, east shore of Dodge Reservoir, 28 km. (17.5 mi.) northeast of Ravendale | Comment | |||
UCD170227 | Cirsium occidentale var. candidissimum | K. M. Meyer; A. Townesmith | 2007-7-21 | 143 | Lassen | Lassen National Forest. 1.3 miles on road 110, off Highway A21. Mixed Pine and populus forest. Near Susan River. | 1821 | Comment | ||
CDA1525 | Cirsium ochrocentrum | T. C. Fuller | 1980-8-5 | 20311 | Lassen | 28 km NE of Ravendale; east shore of Dodge Reservoir, 0.4 km east of campground. | Comment | |||
CAS-BOT-BC280421 | Cirsium ochrocentrum | T. C. Fuller | 1980-8-5 | 20311 | Lassen | East shore of Dodge Reservoir, 28 km. (17.5 mi.) northeast of Ravendale | Comment | |||
CAS-BOT-BC280424 | Cirsium ochrocentrum | Lee E. Wheeler | 1959-7-23 | s.n. | Lassen | M. A. Mallory prop. Richmond Rd., ca. 4 mi SE/Susanville | Comment | |||
CAS-BOT-BC280429 | Cirsium ochrocentrum | T. C. Fuller | 1965-10-13 | 14199 | Lassen | E. of rd. at the e. base of Dry Valley Ridge, Madelaine [Madeline] Plains, 3 mi. n. of paved road, 10 mi. w. of Termo | Comment | |||
CDA32840 | Cirsium ochrocentrum | CDFA Staff | 1985-6-3 | Lassen | Madelaine Plains | 0 | Comment | |||
CDA37705 | Cirsium ochrocentrum | Robin Breckenridge | 2006-8-15 | s.n. | Lassen | Madeline Plains, Westside Road, old Basque homestead. | 0 | Comment | ||
CAS-BOT-BC286305 | Cirsium scariosum | John Thomas Howell | 1934-7-6 | 12435 | Lassen | Harvey Valley | Comment | |||
CAS-BOT-BC286307 | Cirsium scariosum | John Thomas Howell | 1976-7-20 | 52025 | Lassen | Along Willard Creek near its confluence with Susan River, about 5 miles west of Fredonyer Pass | 1432 | Comment | ||
CAS-BOT-BC286310 | Cirsium scariosum | James Jokerst | 1983-7-25 | 1894 | Lassen | Near Madeline Plains | 1614 | Comment | ||
CDA1594 | Cirsium undulatum | T. C. Fuller | 1965-10-13 | 14201 | Lassen | Madeline Plains E base of Dry Valley Ridge, 10 mi. W of Termo, 3 mi N of Termo-Grasshopper Rd. | Comment | |||
RSA186831 | Cirsium undulatum | T. C. Fuller | 1966-7-22 | 14981 | Lassen | East of road at the east base of Dry Valley Ridge, Madelaine Plains, 3 miles north of paved road, 10 miles west of Termo. | Comment | |||
CHSC23510 | Cirsium vulgare | Wayne O. Baum | 1971-7-6 | 71 -56 | Lassen | Slope of Gallatin Peak. | 1981 | Comment | ||
CAS-BOT-BC439005 | Cistanthe monosperma | Jeanne Janish; Carl Janish | 1938-9-6 | s.n. | Lassen | Near Summit Lake, Lassen National Park. | 2042 | Comment | ||
CAS-BOT-BC169804 | Cistanthe rosea | H. D. Ripley; R. C. Barneby | 1943-6-18 | 5464 | Lassen | Smoke Creek, NE of Viewland | 1402 | Comment | ||
CHSC66393 | Clarkia gracilis subsp. gracilis | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7792 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Just SW of the parking area at Devils Corral Trailhead. | 1420 | Comment | ||
CHSC99129 | Clarkia gracilis subsp. gracilis | Lowell Ahart; John Dittes | 2008-6-19 | 14887 | Lassen | Open hillside, about 100 yards east of Willow Creek, about 120 yards northeast of Highway 139, near Forest Road 36N02, about 19.6 miles east-southeast of Bieber. | 1578 | Comment | ||
JEPS88247 | Clarkia gracilis subsp. gracilis | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7792 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead off Hwy. 36, just sw of parking area at Devils Corral Trailhead); Modoc Plateau | 1420 | Comment | ||
LA202501 | Clarkia gracilis subsp. gracilis | Brian Le Neve; | 1996-7-4 | 84 | Lassen | between Lake Almanor and Susanville on State Highway 36 | Comment | |||
CAS-BOT-BC172562 | Clarkia purpurea subsp. purpurea | John Thomas Howell | 1974-7-10 | 50550 | Lassen | Elysian Valley, Sierra Nevada | 1325 | Comment | ||
JEPS90014 | Clarkia purpurea subsp. quadrivulnera | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9770 | Lassen | 6 mi e of MacArthur (Fall River Valley along Highway 299 at crossing of Frazer Creek, Pit River Watershed); Fall River Valley, Highway 299 | 1036 | Comment | ||
CHSC59759 | Clarkia rhomboidea | Mary Meyer | 1980-8-5 | Lassen | 2148 | Comment | ||||
CAS-BOT-BC164868 | Clarkia rhomboidea | H. D. Ripley; R. C. Barneby | 1943-6-13 | 5693 | Lassen | South of Milford | 1432 | Comment | ||
CHSC61167 | Claytonia lanceolata | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5381 .1 | Lassen | Forest Rd. 32N08 to Crater Lake, 0.5 mi NE of Hwy. 44, between A21 (to Westwood) and Poison Lake, on the edge of a large meadowy opening covered with sagebrush scrub along Pine Creek. | 1737 | Comment | ||
CHSC106577 | Claytonia rubra subsp. depressa | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
JEPS114657 | Claytonia rubra subsp. depressa | Lowell Ahart, John Dittes | 2008-6-20 | 14910 | Lassen | On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
UC452681 | Claytonia umbellata | Milo S. Baker | 1890-1 | Lassen | Milford | Comment | ||||
CHSC64778 | Cleome platycarpa | Vernon H. Oswald | 1995-5-31 | 6805 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 0.6 mi e of Hwy. 395, between Litchfield and Ravendale. | 1371 | Comment | ||
CHSC7714 | Cleome platycarpa | Beverly J. Wise | 1969-5-3 | 4 | Lassen | 4.7 mi east of junction of Hwy 395 on las. Co. Rd. 338 (Smoke Creek Rd.) | 1554 | Comment | ||
JEPS94360 | Cleome platycarpa | Vernon H. Oswald and Lowell Ahart | 1997-5-7 | 8403 | Lassen | Smoke Creek Ranch Road 3.4 mi w of California-Nevada State Line; Smoke Creek Ranch Road | 1420 | Comment | ||
NY222746 | Cleome platycarpa | N. H. Holmgren | 1978-6-11 | 8928 | Lassen | Upper Smoke Creek, south side of Observation Peak, 7.6 km (4.7 mi) northeast of Rye Patch Canyon summit, 18.5 km (11.5 mi) airline distance east-southeast of Ravendale. | 1700 | Comment | ||
NY222830 | Cleome platycarpa | G. H. True Jr. | 1937-6-27 | 792 | Lassen | Near Skeedaddle. | 1524.0 | Comment | ||
SEINET8584734 | Cleomella hillmanii var. hillmanii | W. Harnach | 2010-6-1 | 1241 | Lassen | Approx 10 miles NE of Doyle on Fort Sage Road then 1.9 miles N on Cal-Neva Road. Honey Lake Valley. | Comment | |||
UCD150394 | Cleomella parviflora | Harry A. George | 1967-6-14 | s.n. | Lassen | Hartson Reservoir. | Comment | |||
NY242362 | Cleomella plocasperma | G. Schoolcraft | 1986-6-11 | 1620 | Lassen | About 1 mile west of CA-NV stateline along Smoke Creek Road. | 1341.1 | Comment | ||
CHSC36465 | Collinsia parviflora | Heffrey R. Peek | 1982-6-3 | 26 | Lassen | Ca. .9 mi w of jct of forest service roads 5.16 and 5.17 over Black Mountain. Ca. 20 yds e of 5.16. | Comment | |||
CHSC91181 | Collinsia parviflora | Lowell Ahart; John Dittes | 2005-6-1 | 11858 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
CHSC99505 | Collinsia parviflora | Lowell Ahart; John Dittes | 2008-6-20 | 14916 | Lassen | About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
SBBG66419 | Collinsia parviflora | S. W. Hutchinson | -Jun-1925 | Lassen | Eagle Lake | 1554 | Comment | |||
HSC63776 | Collinsia parviflora | Teresa Prendusi | 1980-4-30 | Lassen | Shaffer Mtn., 2 mi. W of Hwy. 395 and 28 mi. S of Ravendale | 1616 | Comment | |||
RSA0117241 | Collinsia parviflora | K. e. Bradshaw | 1939-5-27 | 229 | Lassen | Lassen Forest. S. end Black Mt. Experimental Forest, Plot 39-1. | 1753 | Comment | ||
CHSC7767 | Collomia grandiflora | Beverley J. Wise | 1969-6-1 | 75 | Lassen | N.E. city limits of Susanville, on Chestnut, at intersection with Hwy 139. | 1310 | Comment | ||
NY963534 | Collomia grandiflora | N. H. Holmgren | 1980-7-4 | 9502 | Lassen | Observation Peak, south side of mountain, 18 km (11 mi) airline distance east of Ravendale | 1890 | Comment | ||
SBBG58193 | Collomia grandiflora | E. Rockwell | -Jun-1925 | 802 | Lassen | Eagle Lake | 1554 | Comment | ||
SEINET12318331 | Collomia grandiflora | Unknown | 1978-1 | 22 | Lassen | Lower Dry Lakes,SE of Eagle L | 1646 | Comment | ||
RSA712891 | Collomia tinctoria | L. P. Janeway | 2005-6-3 | 8450 | Lassen | High Cascade Range. Junction of Road 35N38 (road to Blacks Ridge Lookout Tower) and Road 22; 3.7 air km north-northwest of the lookout. | Comment | |||
UC23854 | Collomia tinctoria | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
UC1567424 | Comandra umbellata subsp. californica | G. Schoolcraft | 1989-6-7 | 1908 | Lassen | Shaffer Mountain near top Shaffer Mountain | 2011 | Comment | ||
NY1000771 | Comandra umbellata var. pallida | G. Schoolcraft | 1982-7-20 | 805 | Lassen | Wagner Canyon east of McKesick Peak | 1524 | Comment | ||
SEINET11242313 | Conringia orientalis | N. H. Holmgren, P. K. Holmgren | 1980-1 | 9471 | Lassen | Madeline Plains, a valley road 1.1 km (0.7 miles) W of Hwy 395, from a turnoff 10.3 km (6.4 miles) S of Madeline. | 1620 | Comment | ||
POM33281 | Conyza canadensis | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | Comment | ||
POM43084 | Cordylanthus tenuis subsp. tenuis | Marcus E. Jones | 1897-7-2 | s.n. | Lassen | Susanville Summit | 1829 | Comment | ||
CAS-BOT-BC212206 | Cornus sericea | Philip A. Munz | 1947-5-20 | 11887 | Lassen | Laufman Forestry Public Camp Ground above Milford | 1524 | Comment | ||
CAS-BOT-BC383108 | Cornus sericea subsp. sericea | Andrew Townesmith; Karen M. Meyer | 2007-7-20 | 839 | Lassen | Lassen National Forest, Eagle Lake Ranger District. Along Forest Service road 30N03, 0.5 mile from intersection with state route 36, at roadblock where two decrepit bridges cross Susanville River | 1429 | Comment | ||
JEPS88238 | Cornus sericea subsp. sericea | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7810 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead located off Hwy. 36, at 6 mi. post e. of Devils Corral Trailhead); Modoc Plateau | 1420 | Comment | ||
CHSC117526 | Crassula aquatica | Lowell Ahart; John Dittes | 2016-7-13 | 21117 | Lassen | Strand of the pond, near where drainage enters pond, 150 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
UC581294 | Crepis acuminata | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-14 | 2346 | Lassen | about 4 mi se Willow Creek Range Station (se of Adin) | 1767 | Comment | ||
CAS-BOT-BC290394 | Crepis acuminata | G. L. Stebbins, Jr.; J. A. Jenkins | 1937-7-10 | 2314 | Lassen | Black Mountain about a mile below the summit | 1940 | Comment | ||
CHSC118479 | Crepis acuminata | Don Lepley | 2016-6-21 | Lassen | Lassen National Forest. Hat Creek Ranger District. Flat west of Blacks Mt., 0.2 mile west of junction of Roads 34N07 and 34N05Y. UTM 648055.1 E x 4515134.8N. | 1726 | Comment | |||
UC581218 | Crepis intermedia | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-14 | 2347 | Lassen | Quartz Mine Willow Creek | 1524 | Comment | ||
CAS-BOT-BC291547 | Crepis intermedia | Margaret Williams | 1974-8-4 | 74 -L-76 | Lassen | Near Hallelujah Junction west of Hwy 395 and south of Hwy 70, Sierra Nevada | 1493 | Comment | ||
UC581285 | Crepis modocensis subsp. subacaulis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2278 | Lassen | Diamond Mt.; summit and e slope | Comment | |||
SEINET10443269 | Crepis occidentalis | M. Church | 2016-5-5 | 7 | Lassen | Between Hwy 395 and Petersen Mountain, N of Hallelujah Junction. | 1443 | Comment | ||
UC581194 | Crepis occidentalis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2303 | Lassen | w Milford (crest of range head of ridge); Stony Ridge | 1930 | Comment | ||
SEINET7838833 | Crepis occidentalis | N. H. Holmgren, P. K. Holmgren | 1978-6-11 | 8929 | Lassen | Upper Smoke Creek, south side of Observation Peak, 7.6 km (4.7 mi) northeast of Rye Patch Canyon summit, 18.5 km (11.5 mi) airline distance east-south of Ravendale. | 1707 | Comment | ||
CHSC118853 | Crepis occidentalis subsp. occidentalis | L. P. Janeway; B. Castro | 2015-6-5 | 11775 | Lassen | Greast Basin, Modoc Plateau. Along Tuledad Road (County Road 506) 13.0 road-km south of the junction at the west end of Tuledad Canyon; 6.8 road-km north of Stage Road (which is in the eastern corner of Madeline Plains); west side of a northeasten branch of Red Rock Creek. | 1695 | Comment | ||
CDA4444 | Crepis occidentalis subsp. pumila | T. C. Fuller | 1963-6-1 | 10619 | Lassen | West side of road to Susanville, 2.0 mi. south of Pittville. | 0 | Comment | ||
SEINET3158253 | Cressa cretica | M. E. Jones | 1897-6-23 | sn | Lassen | Amedee | 1219 | Comment | ||
CHSC67080 | Cressa truxillensis | Jeanne Boze | 1981-6-11 | 106 | Lassen | Outer edge of Horse Lake, 11 1/2 mil. from 139 on Horse Lake Rd. | 1539 | Comment | ||
UC23225 | Cressa truxillensis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3395 | Lassen | Honey Lake Valley, Amedee | Comment | |||
UC1542943 | Crocidium multicaule | G. Schoolcraft | 1987-4-29 | 1686 | Lassen | Ash Valley RNA | 1554 | Comment | ||
SJSU10956 | Croton setiger | V. Hardham | 1965-7-12 | 122 | Lassen | 12.4 mi NE of Susanville on Hwy 139 | 1493 | Comment | ||
CHSC71895 | Crypsis schoenoides | Vernon H. Oswald; Lowell Ahart | 1998-9-8 | 9577 | Lassen | Hwy. 299 at the RR overpass on the east side of Nubieber. Near the highway. | 1255 | Comment | ||
HSC81480 | Cryptantha ambigua | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6016 | Lassen | Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir. | 1585 | Comment | ||
SDSU20522 | Cryptantha ambigua | Nuri Benet-Pierce, John P. Pierce | 2012-7-14 | 522 | Lassen | Between Poison Lake and Patterson Flats, in clearing by the rd, at the start to 35N08. | 1724 | Comment | ||
SEINET10972821 | Cryptantha ambigua | Jeffrey Huber | 1971-6-2 | Huber 126 | Lassen | Approx. 30 mi N of Susanville, on CA Hwy 139, in basalt; Pinus-Artemesia-Juniper Assoc. | 1646 | Comment | ||
CHSC25315 | Cryptantha circumscissa | Pauleen Broyles | 1977-4-1 | 168 | Lassen | Roadway along Skedaddle Creek ca 8 km ene of Herlong. | 1350 | Comment | ||
CHSC4899 | Cryptantha circumscissa | Bill Wilson | 1967-7-8 | 19 | Lassen | Eagle Lake Biological Station, 10 mi. N of Susanville; 200 yds. S of station. | 1584 | Comment | ||
UC699733 | Cryptantha circumscissa | Farris Farris | 1936-6-5 | Lassen | Airport, Susanville Susanville | 1280 | Comment | |||
NY1111960 | Cryptantha gracilis | G. Schoolcraft | 1984-6-4 | 1193 | Lassen | Wendel Canyon | 1524 | Comment | ||
POM252792 | Cryptantha hendersonii | A. A. Heller | 1938-6-23 | 15206 | Lassen | Lassen County the ridge E of Mapes on Hwy 395. | 1372 | Comment | ||
CHSC75468 | Cryptantha humilis | Vernon H. Oswald; Lowell Ahart | 1999-6-19 | 9743 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 5.2 mi west of Hwy. 395, 0.2 mi east of the RR crossing at Karlo. | 1353 | Comment | ||
CHSC64870 | Cryptantha intermedia | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6878 | Lassen | Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. | 1383 | Comment | ||
JEPS109640 | Cryptantha intermedia | Dean W. Taylor | 2002-6-21 | 18172 | Lassen | Highway 139 ca. 10 miles N of Susanville, ca. 1 mile south of the southerly end of Willow Creek Valley | 1524 | Comment | ||
NY1111719 | Cryptantha intermedia var. grandiflora | N. H. Holmgren | 1980-7-3 | 9474 | Lassen | Madeline Plains, a valley road 1.1 km (0.7 mi) west of U.S. Higwhay 395 from a turnoff 10.3 km (6.4 mi) south of Madeline | 1620 | Comment | ||
JEPS94701 | Cryptantha pterocarya | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9112 | Lassen | 5 mi nne of Doyle (Road to ORV parking area in Fort Sage Mountains 0;.6 mi e of Fort Sage Road); Fort Sage Mountains | 1402 | Comment | ||
JEPS94832 | Cryptantha pterocarya | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9112 | Lassen | 5 mi nne of Doyle (Road to ORV parking area in Fort Sage Mountains 0;.6 mi e of Fort Sage Road); Fort Sage Mountains | 1402 | Comment | ||
JEPS90097 | Cryptantha torreyana | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9775 | Lassen | ca. 6 mi. e. MacArthur (along Hwy. 299 at crossing of Frazer Creek); Pit R. watershed, Fall R. Valley | 1036 | Comment | ||
CHSC27582 | Cryptantha watsonii | N. E. Heiken | 1978-6-27 | 54 | Lassen | SE end of Eagle Lake, near Eagle Lake Field Station. | 1554 | Comment | ||
UCD126237 | Cuscuta approximata | Lee Smith | 1975-9-4 | s.n. | Lassen | Al Blickenstaff Farm, near Honey Lake, 3 miles south of Janesville. | Comment | |||
SEINET7897188 | Cuscuta californica var. californica | B. L. Wilson, D. Lytjen, N. Otting | 2005-7-25 | 11445 | Lassen | Along Highway 395 at Mud Flat, north of Susanville | 1347 | Comment | ||
NY125657 | Cusickiella douglasii | G. Schoolcraft | 1988-6-7 | 1809 | Lassen | About 14 miles NE of Ravendale, CA | 1737.4 | Comment | ||
CAS-BOT-BC114167 | Cyperus squarrosus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49512 | Lassen | Elysian Valley, W of Janesville. | 1325 | Comment | ||
JEPS28326 | Cyperus squarrosus | George W. Gillett | 1957-9-4 | 1125 | Lassen | e. margin of lower lake Widow Lake (near inlet); Lassen Volcanic Nat'l Park | 2072 | Comment | ||
UCR244032 | Dactylis glomerata | Jim Andre, G. L. Clifton | 1993-6-3 | 19702 | Lassen | Foothills of Sierra Nevada Mtns., Honey Lake Valley near Laufman Ranger Station, c. 4 mi. SSE of Milford (at U.S. 395), c. 30 mi. south of Susanville, just inside Plumas NF boundary | 1477 | Comment | ||
POM119128 | Damasonium californicum | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
CAS-BOT-BC445520 | Damasonium californicum | Clarence R. Quick | 1962-6-17 | 62 23 A | Lassen | Swains Hole, south of Blacks Mountain Experimental Station | 1554 | Comment | ||
RSA245244 | Damasonium californicum | John Pratt | 1970-6-21 | 33 | Lassen | [No locality information provided] | Comment | |||
SEINET3828852 | Damasonium californicum | R. F. Thorne, Larry E. De Buhr | 1975-1 | 46995 | Lassen | Along Highway 395 ca. 5 miles north of Madeline and ca. 5.5 iles south of Modoc county line. | 1615 | Comment | ||
JEPS88511 | Danthonia californica var. americana | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7839 | Lassen | Papoose Meadows located 2.5 mi s of Eagle Lake (and 0.5 mi e of Eagle Lake Road (A1),on w side of meadow just s of cabins, Modoc Plateau); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
CAS-BOT-BC192328 | Danthonia unispicata | John Thomas Howell | 1977-6-22 | 52406 | Lassen | West of Susanville near the confluence of Willard Creek and Susan River | 1432 | Comment | ||
CHSC66420 | Danthonia unispicata | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7803 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the N side of the trail between Devils Corral Trailhead and the 6.0 mile post. | 1420 | Comment | ||
UCD61347 | Danthonia unispicata | L. Whitney | 1935-6-24 | Lassen | Squaw Valley. | Comment | ||||
JEPS18992 | Deinandra lobbii | Rimo Bacigalupi with L. R. Heckard | 1957-8-18 | 6060 | Lassen | 3.1 mi ne Bieber (along U.S. Highway No. 299, nw Lassen County); Big Valley | 1249 | Comment | ||
UC1567411 | Deinandra lobbii | G. Schoolcraft | 1989-7-24 | 1997 | Lassen | w Hayden Hill Mine (along road); Susanville | 1737 | Comment | ||
CHSC4983 | Delphinium andersonii | R. Clicquennoi | 1967-6-24 | 38 | Lassen | Meadow. 4 mi e of Eagle Lake Biology Station at Murrer's Upper Meadow. | 1524 | Comment | ||
CHSC93658 | Delphinium andersonii | Lowell Ahart; John Dittes | 2005-6-2 | 11995 | Lassen | Along a small wash, west side of a poor dirt road, Long Valley, about 4 1/2 miles (air) northeast of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction. | 1427 | Comment | ||
CAS-BOT-BC10139 | Delphinium menziesii | Mrs. H. C. Cantelow | 1949-6-11 | 7 | Lassen | Summit of Fredonyer Pass | Comment | |||
CHSC11768 | Delphinium nudicaule | Wayne O. Baum | 1971-6-22 | 71 -2 | Lassen | West side of Rd. 5 approx. 1/4 mi. S. of five corners. | 1767 | Comment | ||
CAS-BOT-BC116052 | Delphinium nuttallianum | Albert Michael Vollmer; L. Beane | 1953-7-1 | 84 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
CAS-BOT-BC116468 | Delphinium nuttallianum | A. A. Heller | 1938-6-4 | s.n. | Lassen | ...about 2 miles south of Westwood | 1463 | Comment | ||
CHSC7732 | Delphinium nuttallianum | Beverley J. Wise | 1969-5-9 | 85 | Lassen | 11.7 mi. west of Susanville on Forest Serv. 8246 off Hwy. 36. | 1524 | Comment | ||
CHSC8562 | Delphinium nuttallianum | K. Stern | 1967-7-1 | Lassen | Vic. Silver Lake. | Comment | ||||
CAS-BOT-BC116050 | Delphinium nuttallianum | Mrs. E. C. Sutliffe | 1957-7-21 | 863 | Lassen | Drakesbad, Lassen Volcanic Park | Comment | |||
HSC27054 | Delphinium nuttallianum | John Pratt | 1970-6-11 | 5 | Lassen | Fredonyer Pass | 1738 | Comment | ||
CAS-BOT-BC194256 | Deschampsia cespitosa subsp. cespitosa | John Thomas Howell | 1934-7-7 | 12463 | Lassen | Near Feather Lake | Comment | |||
CHSC113927 | Deschampsia cespitosa subsp. cespitosa | Lowell Ahart | 2014-8-20 | 19719 | Lassen | All over the meadow, 0.8 mile west of Forest Road 32N22 (Westwood Logging Road), about 4.2 miles southeast (by road) from Bogard Rest Area on the south side of Highway 44. | 1894 | Comment | ||
JEPS122164 | Deschampsia cespitosa subsp. cespitosa | Lowell Ahart | 2014-8-20 | 19719 | Lassen | 0.8 mile west of Forest Road 32N22 (Westwood Logging Road), about 4.2 miles southeast (by road) from Bogard Rest Area on the south side of Highway 44. | Comment | |||
UC1137794 | Deschampsia cespitosa subsp. cespitosa | George A. Fischer and Irwin H. Johnson | 1933-7-15 | F 244 | Lassen | Patterson Flat Lassen Forest, Patterson Flat | 1737 | Comment | ||
CHSC117220 | Deschampsia danthonioides | Lowell Ahart; John Dittes | 2016-6-7 | 20994 | Lassen | West of pond, 110 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
UC1024884 | Deschampsia danthonioides | Leo Whitney | 1935-5-26 | 3137 | Lassen | 10 mi. e. Adin (Ash Creek); Ash Creek | Comment | |||
UC1131559 | Deschampsia danthonioides | A. Simontacchi | 1940-6-15 | 873 | Lassen | 6.4 mi. w.-n.w. Cone Mt.; Lassen Nat'l Forest, Halls Flat Quad. | Comment | |||
UC1924585 | Deschampsia danthonioides | Debra Valov | 2006-5-28 | 2006015 | Lassen | Bieber off County Rd A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
UCD61878 | Deschampsia danthonioides | A. A. Beetle | 1941-6-28 | 2799 | Lassen | 10 miles W of Chester. | 1524 | Comment | ||
CAS-BOT-BC201807 | Deschampsia elongata | George W. Gillett | 1957-7-28 | 925 | Lassen | Trail to Widow Lake above junction with Snag Lake trail at upper end of Butte Lake | 1859 | Comment | ||
CAS-BOT-BC201810 | Deschampsia elongata | Clare B. Hardham | 1971-8-22 | 18377 | Lassen | Diamond Mountain | 2133 | Comment | ||
CAS-BOT-BC201812 | Deschampsia elongata | Clare B. Hardham | 1971-8-22 | 18375 | Lassen | Diamond Mountain | 2346 | Comment | ||
HSC23170 | Deschampsia elongata | D. E. Anderson | 1969-7-5 | 4993 | Lassen | Freedonyer Pass, 15 mi. W of Susanville | 1752 | Comment | ||
UC1131561 | Deschampsia elongata | A. Simontacchi | 1940-7-3 | 919 | Lassen | 3.5 mi. w.-s.w. Harvey Mt. Lookout; Lassen Nat'l Forest, Halls Flat Quad. | Comment | |||
UC53606 | Deschampsia elongata | M. S. Baker and Frank Nutting | 1894-7-5 | Lassen | Davis Creek | Comment | ||||
SEINET10480673 | Descurainia | Mary Susan Taylor | 1982-5-29 | Taylor 4564 | Lassen | T22N R17E se sec 23. Loyalton quad. NW corner of the jct of Scott Rd and Hwy 395, ca. 20 mi n of Reno; in Sagebrush Scrub. 4900 ft. | 1493 | Comment | ||
CAS-BOT-BC40904 | Descurainia incana | John Thomas Howell | 1934-6-10 | 11903 | Lassen | 3 miles south of Ravendale. | Comment | |||
CHSC60884 | Descurainia incisa subsp. filipes | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5656 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. Along a ridge between the railroad and the lake. | 1709 | Comment | ||
UC402624 | Descurainia nelsonii | Franklin P. Nutting | Lassen | Dixey Mts. | Comment | |||||
CAS-BOT-BC43105 | Descurainia paradisa | G. Schoolcraft | 1998-6-9 | 2733 | Lassen | Lower slopes of Amedee Mountains. | 1249 | Comment | ||
CAS-BOT-BC43164 | Descurainia pinnata subsp. brachycarpa | John Thomas Howell | 1976-7-20 | 52023 | Lassen | Sierra Nevada. Bottom flatas along Willard Creek near its confluence with Susana River. | 1432 | Comment | ||
CAS-BOT-BC43167 | Descurainia pinnata subsp. brachycarpa | Doris Kildale Gillespie | 1930-5-12 | 9325 | Lassen | 2 miles north of Susanville on road to Alturas. | Comment | |||
CAS-BOT-BC43263 | Descurainia pinnata subsp. glabra | P. Monnet | 1913-7-1 | 812 | Lassen | Hot Springs Peak. | 2438 | Comment | ||
CHSC64773 | Descurainia sophia | Vernon H. Oswald | 1995-6-7 | 6840 | Lassen | Modoc Plateau. Ridge on the n side of Wendel Rd. (Lassen 320) at milepost 11.0, 5.6 mi e of Wendel, ne of Susanville. Near the road. | 1231 | Comment | ||
RSA716273 | Descurainia sophia | L. Ahart, John Dittes | 2005-6-2 | 11925 -A | Lassen | Along the road, near the Anderson Ranch home, Long Valley, about 4.75 miles (air) N of the intersection of Scott Road and Hwy 70, 6.2 miles (air) NW of Hallelujah Junction. | 1460 | Comment | ||
UCD114789 | Descurainia sophia | R. N. Raynor | 1939-6-3 | s.n. | Lassen | Susanville. | Comment | |||
SD8289 | Dicentra formosa | Mrs. R. M. Austin | Aug 1882 | Lassen | Comment | |||||
CAS-BOT-BC292259 | Dieteria canescens | John Thomas Howell | 1974-7-8 | 50470 | Lassen | Susanville | 1295 | Comment | ||
CAS-BOT-BC290958 | Dieteria canescens var. shastensis | John Thomas Howell | 1934-7-6 | 12434 | Lassen | Harvey Valley | Comment | |||
CHSC63378 | Dimeresia howellii | V. H. Oswald; G. Schoolcraft, M. Dolan, B. Corbin | 1994-6-26 | 6353 | Lassen | Ash Valley Research Natural Area along a 'road' leading south from the right-angle turn on Lassen 527 at the gravel pit, between Adin and Madeline. | 1554 | Comment | ||
CAS-BOT-BC153675 | Diplacus mephiticus | M. S. Baker; Frank Nutting | 1894-7-12 | s.n. | Lassen | Pine Creek | Comment | |||
CHSC23562 | Diplacus mephiticus | W. O. Baum | 1971-7-9 | 27 | Lassen | S and e slopes of Gallatin Peak. | 2042 | Comment | ||
CHSC26185 | Diplacus mephiticus | J. P. Kroessig | 1977-5-23 | 28 | Lassen | Small scattered population at Eagle Lake Biological Station (CSUC), ca 37 km nnw of Susanville. | 478 | Comment | ||
CHSC26186 | Diplacus mephiticus | J. P. Kroessig | 1977-5-23 | 30 | Lassen | Large scattered population at Eagle Lake Biological Station, ca 37 km nnw of Susanville. | 1570 | Comment | ||
CHSC71133 | Diplacus mephiticus | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9118 | Lassen | Road to ORV parking area in Fort Sage Mtns. 1.1 mi east of Fort Sage Rd., ca. 5 mi NNE of Doyle. | 1447 | Comment | ||
SEINET13701429 | Diplacus mephiticus | N. H. Holmgren, P. K. Holmgren | 1978-1 | 8921 | Lassen | Vicinity of spring at fork to Painters Flat on E side of Observation Peak, 28 km (17.4 miles) E of Ravendale, 22.5 km (14 miles) airline distance. | 1680 | Comment | ||
SEINET201638 | Diplacus mephiticus | Arthur Cronquist, Arthur H. Holmgren | 1959-1 | 8454 | Lassen | 25 mi NW of Reno | Comment | |||
CAS-BOT-BC154008 | Diplacus torreyi | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-10 | 16316 | Lassen | 2 miles E of Plumas-Lassen County line, along California Highway 36, near Westwood | Comment | |||
SEINET8205956 | Diplacus viscidus | R. Carter | 1967-7-7 | 577 | Lassen | collected outside dining hall; Eagle Lake Biology Station, E central shore. | 1524 | Comment | ||
CAS-BOT-BC208723 | Distichlis spicata | C. S. Robinson | 1928-9-18 | 119 | Lassen | Hanna Estate, Morgan Springs | 1508 | Comment | ||
CHSC91302 | Distichlis spicata | Lowell Ahart; John Dittes | 2005-6-2 | 11922 | Lassen | Along the road, near the Anderson Ranch home, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction. | 1459 | Comment | ||
SACT001015 | Distichlis spicata var. stricta | Malcolm Nobs, S. Smith | 1949-7-22 | Lassen | Both staminate and pistillate, forming a dense turf around high water mark, alkaline. | Comment | ||||
CAS-BOT-BC136180 | Dodecatheon alpinum | John Thomas Howell | 1934-6-14 | 12114 | Lassen | Near Lost Lake - Warner Mountains | 2438 | Comment | ||
HSC17852 | Dodecatheon alpinum | M. T. Milligan | 1964-7-16 | 135 | Lassen | 2 mi. N on the Silver Lake Rd., along Upper Susan River. | 1829 | Comment | ||
HSC95203 | Dodecatheon alpinum | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-28 | 507 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1137728 | Dodecatheon conjugens | L. R. Short | 1936-4-28 | S- 331 | Lassen | Burgess Spr. Exp. Range Lassen Forest, Burgess Spr. Exp. Range | 1767 | Comment | ||
UC559942 | Dodecatheon conjugens | Leo Whitney | 1935-6-11 | 3225 | Lassen | Camp 10 Fruit Growers Supply Company Camp 10, Fruit Growers Supply Company | Comment | |||
CHSC4896 | Dodecatheon jeffreyi | Bill Wilson | 1967-7-15 | 203 | Lassen | Collected at Upper Murrer Meadow, 2.5 mi. E of Eagle Lake Biological Station, 10 mi. N of Susanville. | 1524 | Comment | ||
CHSC6281 | Dodecatheon pulchellum | B. Anthony | 1967-7-14 | 277 | Lassen | One mi e of Silver Lake. | 1950 | Comment | ||
CHSC23439 | Downingia bacigalupii | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5807 | Lassen | Drying vernal pool area, e side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville. | Comment | |||
POM312397 | Downingia bacigalupii | Verne Grant, Irving Schneider | 1947-7-31 | 8209 | Lassen | Irrigation ditch NE quarter of George Williams section 19, Madeline Plain. | Comment | |||
RSA436116 | Downingia bacigalupii | Rockwell | 1925-7-1 | s.n. | Lassen | Eagle Lake | Comment | |||
SJSU3292 | Downingia bacigalupii | J. W. Tilden | 1960-6-27 | 1525 | Lassen | 5 mi E of Westwood on Moonlight Rd | 1524 | Comment | ||
UC1520668 | Downingia bacigalupii | Noel H. Holmgren and Patricia K. Holmgren | 1980-7-3 | 9462 | Lassen | 5.6 mi w U.S. Highway 395; Madeline Plains | 1615 | Comment | ||
UC1609180 | Downingia bacigalupii | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5612 | Lassen | ne of Poison Lake (n of Hwy 44 on Rd 33N06, nne of Burgess Meadow, on the sse flank of Harvye Mtn); Harvey Mtn. | 1798 | Comment | ||
UCR119111 | Downingia bacigalupii | Beecher Crampton | 1970-6-26 | 8637 a | Lassen | Modoc Plateau, 5 miles west of Susanville. | 1448 | Comment | ||
UCR163269 | Downingia bacigalupii | Jim Andre | 1993-6-29 | 1408 B | Lassen | Madeline Plains about 2 miles south of Madeline along Hwy 395 | 1616 | Comment | ||
JEPS108474 | Downingia bacigalupii | Lisa Schultheis | 1995-6-28 | 233 -95 | Lassen | SW of Nubeiber, off of 299; S side of road at entrance to Muck Valley Hydroelectric Plant.. | Comment | |||
POM260453 | Downingia bicornuta | C. L. Hitchcock | 1940-5-26 | 6645 | Lassen | Overflow of Pitt River, 1 mile W of Bieber. | Comment | |||
UC1143175 | Downingia bicornuta var. bicornuta | Robert W. Gardner | 1937-6-26 | G- 24 | Lassen | Poison Lake Halls Flat Quad. | 1706 | Comment | ||
JEPS108502 | Downingia bicornuta var. bicornuta | Lisa Schultheis | 1995-6-27 | 221 -95 | Lassen | E edge of Poison Lake. N on Pittville Rd. off of Rt. 44. E of Shasta/Lassen county line. | Comment | |||
JEPS108508 | Downingia bicornuta var. bicornuta | Lisa Schultheis | 1995-6-27 | 228 -95 | Lassen | W sie of Rt. 395, 3.5 mi S of Madeline. | Comment | |||
SEINET12329657 | Downingia elegans | N. H. Holmgren, Holmgren, P. K. | 1978-1 | 8902 | Lassen | Madeline Plains, Coyote flat, 14.5 km (9 mi.) east-northeast of Termo and 13 km (8 mi.) airline | 1630 | Comment | ||
UCD58787 | Downingia elegans | Daniel B. Marcum | 2007-7-25 | s.n. | Lassen | 6 miles south of Bieber in Big Valley. Robin Harbert's wild rice field. | 1280 | Comment | ||
JEPS97322 | Downingia insignis | Vernon H. Oswald and L. Ahart | 1995-8-14 | 7184 | Lassen | T33N R14E NE1/4 Sec. 2, 5400 ft, Modoc Plateau, Sagebrush Scrub. Horse Lake Rd. (Lassen 536) at the railroad crossing 1 mi W of Hwy. 395, N of Susanville | 1645 | Comment | ||
RSA298985 | Downingia insignis | Helen-Mar Wheeler | 1952-7-11 | s.n. | Lassen | South of Madeline. | Comment | |||
UC1520663 | Downingia insignis | Noel H. Holmgren and Patricia K. Holmgren | 1980-7-3 | 9482 | Lassen | 4.6 mi s Ravendale (U.S. Highway 395) | 1615 | Comment | ||
UC1924242 | Downingia insignis | Debra Valov | 2004-6-8 | 2004242 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
HSC68798 | Downingia laeta | Gary Schoolcraft | 1980-7-16 | 319 | Lassen | N end of Nelson Corral Reservoir area. | 1805 | Comment | ||
CAS-BOT-BC41953 | Draba albertina | John Thomas Howell | 1934-6-30 | 12132 | Lassen | Warner Mountains. Near Lost Lake. | 2438 | Comment | ||
CAS-BOT-BC42077 | Draba aureola | Eben McMillan | 1968-6-28 | 140 -1 | Lassen | South slope of Mount Lassen. | Comment | |||
OBI78908 | Draba verna | Anthony Baniaga | 2011-6-7 | 313 | Lassen | Lassen National Forest. Northwest area of Grays Valley, just South of intersection of 33N11 and 32N83Y. Poison Lake quadrangle. | 1747 | Comment | ||
UC1951080 | Draba verna | Debra Valov | 2009-4-24 | 2009011 | Lassen | Bieber; property on south side of County A2 c. 5.4 mi east of Hwy 299 | Comment | |||
CHSC99297 | Draba verna var. verna | Lowell Ahart; John Dittes | 2008-6-20 | 14959 | Lassen | In meadow, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
CHSC69125 | Drosera anglica | Vernon Oswald; Beth Corbin, Gary Schoolcraft | 1997-8-5 | 8812 | Lassen | North slope of Robbers Creek at Robbers Spring, so ... Field redacted by CHSC, contact the data manager for more information | 1798 | Comment | ||
JEPS97330 | Drosera anglica | Vernon H. Oswald | 1995-8-21 | 7216 | Lassen | T38N R15E Sec. 20, 6100 ft, Warner Mtns., Fresh-water Marsh in Yellow Pine Forest. Blue Lake located ca. 13 mi SE of Likely | 1859 | Comment | ||
CAS-BOT-BC159343 | Drymocallis lactea var. lactea | John Thomas Howell; Gordon H. True | 1973-8-1 | 50224 | Lassen | East slope of Diamond Range south of Susanville - Sierra Nevada | 2133 | Comment | ||
CHSC116195 | Elatine | Lowell Ahart; John Dittes | 2015-7-13 | 20295 | Lassen | About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC112750 | Elatine californica | Lowell Ahart; John Dittes | 2013-7-22 | 18882 | Lassen | Margins of a man made pond, about 150 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC116200 | Elatine californica | Lowell Ahart; John Dittes | 2015-7-13 | 20298 | Lassen | About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC112770 | Eleocharis acicularis | Lowell Ahart; John Dittes | 2013-7-22 | 18880 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
UC1609483 | Eleocharis bella | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5599 | Lassen | NE of Poison Lake (Rd 35N04 at Aspen Well, N of Hwy 44 on NW edge of Harvey Valley) | 1725 | Comment | ||
CAS-BOT-BC112848 | Eleocharis macrostachya | R. K. Gierisch | 1968-7-12 | 3359 | Lassen | Hwy 36, 1 mi E of Fredonyer Pass. | 1706 | Comment | ||
JEPS127217 | Eleocharis palustris | Lowell Ahart, John Dittes | 2016-7-15 | 21215 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UC1100703 | Eleocharis parishii | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1490 | Lassen | 1 mi S of, Long Creek Doyle | Comment | |||
CAS-BOT-BC197349 | Elymus | Melissa A. Berry | 1957-6-30 | s.n. | Lassen | Highway 395 | 1280 | Comment | ||
UCD32663 | Elymus X saundersii | Beecher Crampton | 1954-7-5 | 2061 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
SJSU15451 | Elymus cinereus | John Rawlings, Sara Timby | 2014-6-15 | 1266 | Lassen | In and around BLM campground at north end of Eagle Lake. | 1580 | Comment Read comments Feb 18 2015 |
||
CHSC7700 | Elymus condensatus | Beverley J. Wise | 1969-5-23 | 130 | Lassen | 35 mi. S.E. of Susanville on Las. Co. Rd. 320. | 1249 | Comment | ||
CAS-BOT-BC227485 | Elymus elymoides | Brighton C. Cain | 1925-8-25 | 125 | Lassen | Horse trail from Drakesbad to summit of Mt. Lassen | 2438 | Comment | ||
UCD61621 | Elymus elymoides | R. Tofsrud | 1947-7-1 | 217 | Lassen | East of Madeline. | Comment | |||
SEINET10527893 | Elymus elymoides | Billy Joe Cox, Paul Gallian | 1971-6-2 | Cox 2581 | Lassen | 6 mi S of Adin, alond Calif. hwy 139 right-of-way; in basalt-clay, grassy road bank; Artemesia-Juniper assoc. | 1372 | Comment | ||
UC1133007 | Elymus elymoides subsp. elymoides | H. P. Hagge | 1929-9-11 | 23 | Lassen | Logan Mtn. Lassen National Forest, Eagle Lake Quadrangle | Comment | |||
CHSC112796 | Elymus glaucus | Lowell Ahart; John Dittes | 2013-7-23 | 18893 | Lassen | About 30 feet northeast of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
UC7793970 | Elymus glaucus | L. R. Short and Wm. Gansberg | 1936-7-3 | S- 470 | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1859 | Comment Read comments Aug 1 2007 |
||
UCD62312 | Elymus glaucus | A. A. Beetle | 1941-6-28 | 2803 | Lassen | 10 miles W of Chester, rte 36. | Comment | |||
CAS-BOT-BC213802 | Elymus repens | John Thomas Howell | 1973-7-10 | 49791 | Lassen | Ruderal in city park, Susanville - Sierra Nevada | 1295 | Comment | ||
JEPS127708 | Elymus spicatus | Alejandro Brambila, Michael Dolan | 2016-7-13 | CA 320 -161 | Lassen | Juniper Ridge Road, before split with Juniper Tree Road. Population North of road. | Comment | |||
JEPS68378 | Elymus trachycaulus | Brown and Wieslander | 1922-7-23 | 74 | Lassen | Martin Springs | Comment | |||
UC1024916 | Elymus trachycaulus | Leo Whitney | 1935-6-29 | 3362 | Lassen | Bieber | Comment | |||
UC188858 | Elymus trachycaulus | Milo S. Baker | Lassen | mts. s Dixie Valley | Comment | |||||
UCR119182 | Elymus trachycaulus | Beecher Crampton | 1954-7-5 | 2058 | Lassen | Modoc Plateau, 4.5 miles west of Susanville along state highway 36. | 1433 | Comment | ||
JEPS107397 | Elymus trachycaulus subsp. subsecundus | Lowell Ahart, John Dittes | 2005-6-1 | 11880 | Lassen | Near springs on a small hill, about 3/4 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1470 | Comment | ||
HSC69080 | Elymus trachycaulus subsp. trachycaulus | Gary Schoolcraft | 1980-7-28 | 333 | Lassen | Meadow E of Tule Mountain. | 2043 | Comment | ||
SEINET6657093 | Elymus triticoides | Leo Whitney | 1934-8-4 | 2128 | Lassen | Sheepshead, ca. 10 miles northwest of north end of Eagle Lake, Lassen National Forest.; 0 | 1890 | Comment | ||
CAS-BOT-BC81879 | Ephedra viridis | Doris Kildale Gillespie | 1930-5-12 | 9347 | Lassen | between Susanville and Leavitt Lake | Comment | |||
CAS-BOT-BC81880 | Ephedra viridis | P. Monnet | 1913-7-1 | 839 | Lassen | Hot Springs Peak | 2133 | Comment | ||
HSC1306 | Ephedra viridis | J. W. Bosworth | 1965-5-1 | 31 | Lassen | 20 mi. N of Susanville on Hwy. 395 | 1220 | Comment | ||
JEPS94829 | Ephedra viridis | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9103 | Lassen | ca. 5 mi. n.-n.e. Doyle (rd. to ORV parking area in Fort Sage Mts., 0.5 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1371 | Comment | ||
SD6464 | Ephedra viridis | R. M. Austin | 1879-1 | Lassen | near Susanville | Comment | ||||
SEINET3868652 | Ephedra viridis | D. W. McNeal | 1980-6-1 | 2337 | Lassen | Above Hwy. #139, 5.4 mi. n. of the jct. of Hwy. #36 in Susanville.; 0 | Comment | |||
UC565391 | Ephedra viridis | Junea Kelly | 1937-5-30 | Lassen | near Horse Lake | Comment | ||||
SEINET10532255 | Ephedra viridis | Douglas G. LeDoux, David B. Dunn | 1973-5-25 | LeDoux 893 | Lassen | Collected 3 mi N of Milford, Callif., on Hwy 395 at Honey Lake campgrounds. | Comment | |||
CHSC14185 | Epilobium brachycarpum | M. S. Taylor | 1974-7-10 | 279 | Lassen | Ca. 50 ft w of road to Gallatin Beach, ca. 5 mi s of Gallatin Beach on Eagle Lake, ca. 10 mi nw of Susanville. | 1524 | Comment | ||
CHSC27715 | Epilobium campestre | Robert A. Schlising | 1978-7-6 | 3310 | Lassen | Dry Lake, SE of Eagle Lake. | 1645 | Comment | ||
UC507009 | Epilobium campestre | George A. Fischer, Irwin H. Johnson | 1933-7-12 | F- 197 | Lassen | Lassen Forest, Grass Valley, Dry Lake | 1694 | Comment | ||
CHSC113008 | Epilobium ciliatum subsp. ciliatum | Lowell Ahart; John Dittes | 2013-7-22 | 18856 | Lassen | Drainage filled with dirt from construction of a pond, about 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC27073 | Epilobium ciliatum subsp. ciliatum | Robert A. Schlising | 1978-8-3 | 3334 | Lassen | SE of Eagle Lake at Murrers Upper Meadow. North end of meadow. | Comment | |||
CHSC99524 | Epilobium ciliatum subsp. glandulosum | Lowell Ahart; John Dittes | 2008-6-20 | 14948 | Lassen | In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
NY1001463 | Epilobium ciliatum var. ciliatum | G. Schoolcraft | 1990-7-11 | 2108 | Lassen | McKabe Spring north of Moon Lake | 1669 | Comment | ||
CHSC58845 | Epilobium densiflorum | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5110 | Lassen | Bridge Creek entering McCoy Flat Reservoir on the S side of Hwy. 44 between Old Station and Susanville. On the bed of the creek on the bed of the reservoir. | 1691 | Comment | ||
JEPS117486 | Epilobium densiflorum | Lowell Ahart, John Dittes | 2010-7-31 | 16994 | Lassen | Dry meadow on the bottom of a small wash, about 5 yards north of the large culvert, where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin | 1516 | Comment | ||
NY1000301 | Epilobium glaberrimum var. fastigiatum | C. B. Hardham | 1969-8-28 | 17438 | Lassen | Granitic slope west of Janesville | Comment | |||
HSC26606 | Epilobium hallianum | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19179 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC61052 | Epilobium oregonense | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5741 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. | 1932 | Comment | ||
CHSC96725 | Epilobium oregonense | Gordon Leppig; T. LaBanca, L. Arguello | 1997-6-29 | 527 | Lassen | Modoc National Forest, Blue Lake Ranch. Peatland in large meadow complex. | 1970 | Comment | ||
SJSU10675 | Epilobium oregonense | J. W. Tilden | 1960-6-27 | 1517 | Lassen | 5 mi E of Westwood on Moonlight Rd | 1524 | Comment | ||
GMDRC6955 | Epilobium pallidum | J. M. Andre, T. La Doux, Senna & Elias Andre | 2013-7-12 | 31430 | Lassen | along north side of Hwy 44 at south end of Grays Valley, along NF Rd# 33N02, north of Bogard Buttes, about 30 mi. west of Susanville. | 1733 | Comment | ||
UC1122349 | Epilobium pallidum | A. Simontacchi | 1940-6-5 | 853 | Lassen | 7.0 mi wnw Cones Headquarters; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
HSC95344 | Epilobium palustre | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-29 | 538 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CAS-BOT-BC57099 | Equisetum X ferrissii | Margaret Williams; Louella Bass | 1972-10-22 | EV 8 | Lassen | Elysian Valley, northwest of Janesville | 1325 | Comment | ||
CAS-BOT-BC56947 | Equisetum arvense | John Thomas Howell | 1974-7-8 | 50476 | Lassen | Susanville | 1295 | Comment | ||
CHSC66368 | Equisetum arvense | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7821 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the edge of a pool at the 6.0 mile post E of Devils Corral Trailhead. | 1420 | Comment | ||
CAS-BOT-BC57303 | Equisetum laevigatum | John Thomas Howell; Gordon H. True | 1973-8-1 | 50235 | Lassen | Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville | 2133 | Comment | ||
CHSC30622 | Equisetum laevigatum | John Steiner | 1975-6-23 | 5 | Lassen | Upper Murrer's Meadow. | 1536 | Comment | ||
JEPS114954 | Equisetum laevigatum | Lowell Ahart, John Dittes | 2008-6-20 | 14933 | Lassen | On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
RSA0035920 | Equisetum laevigatum | Lowell A. Ahart, John Dittes | 2008-6-20 | 14933 | Lassen | On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
CAS-BOT-BC57236 | Equisetum laevigatum | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7996 | Lassen | Bieber | Comment | |||
SEINET10530259 | Equisetum laevigatum | Jeffrey Huber | 1971-6-11 | Huber 318 | Lassen | 3 mi E of Westwood, on CA Hwy 36; in volcanic soils (basalt), in Pinus jeffreyi. | 1608 | Comment | ||
CHSC71896 | Eragrostis pectinacea var. pectinacea | Vernon H. Oswald; Lowell Ahart | 1998-9-8 | 9578 | Lassen | Hwy. 299 at the RR overpass on the east side of Nubieber. Near the highway. | 1255 | Comment | ||
CAS-BOT-BC174119 | Eremogone aculeata | B. J. Hammerly | 1941-6-20 | 50 | Lassen | 8 mi. S.-E. of Likely on Blue Lake road | 1676 | Comment | ||
SEINET8267478 | Eremogone congesta | L. E. Detling | 1936-6-28 | 1757 | Lassen | near Susanville. | Comment | |||
CAS-BOT-BC174188 | Eremogone congesta var. congesta | Mrs. R. M. Austin; Mrs. Bruce | 1898-6-1 | 2156 | Lassen | [Madaline] Madeline Plains | Comment | |||
CAS-BOT-BC174200 | Eremogone congesta var. congesta | David D. Keck; J. Clausen | 1935-6-24 | 3746 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
CHSC89740 | Eremogone congesta var. congesta | L. P. Janeway | 2004-6-26 | 8141 | Lassen | High Cascade Range. Halls Flat; about 0.3 km east of Road 33N13 3.5 km north of junction of Road 33N18. | 1714 | Comment | ||
CAS-BOT-BC174202 | Eremogone congesta var. congesta | D. B. Dunn; B. J. Cox | 1971-6-2 | 17755 | Lassen | Approx. 12 mi. S. of Adin on Calif. Hwy. 139 | 1371 | Comment | ||
NY1057003 | Eremogone congesta var. simulans | B. J. Ertter | 1987-6-16 | 7193 | Lassen | Skeedaddle Mountains on northeast side of Honey Lake; saddle on east side of Hot Springs Peak | 2195 | Comment | ||
CHSC118851 | Eremogone congesta var. subcongesta | L. P. Janeway; B. Castro | 2015-6-5 | 11763 | Lassen | Great Basin, Modoc Plateau. Along the road from the south end of Surprise Valley toTuledad Canyon, 7.4 road-km south ofSurprise Valley Road; 1.4 air-km northwest of Mahogany Mtn. | 1731 | Comment | ||
CHSC68745 | Eremogone congesta var. subcongesta | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8485 | Lassen | East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd. | 1627 | Comment | ||
CAS-BOT-BC174308 | Eremogone congesta var. suffrutescens | George W. Gillett | 1957-7-29 | 945 | Lassen | Along trail between Butte Lake and Snag Lake. Lassen Volcanic National Park | 1859 | Comment | ||
CAS-BOT-BC160001 | Eremothera boothii subsp. alyssoides | David D. Keck; J. Clausen | 1935-6-24 | 3741 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
SEINET4133353 | Eremothera boothii subsp. alyssoides | G. Schoolcraft | 1980-5-30 | 247 | Lassen | Along road to Diaz Ranch | 1359 | Comment | ||
CAS-BOT-BC160009 | Eremothera boothii subsp. boothii | Louella Bass | 1980-6-16 | s.n. | Lassen | Wendel | 1221 | Comment | ||
RSA0124148 | Eriastrum signatum | R. R. Halse | 2004-7-21 | 6669 | Lassen | At junction of U.S. Highway 395 and State Road A 26 ca. 11 miles southeast of Milford. | 1274 | Comment | ||
JEPS116750 | Eriastrum signatum | David Gowen | 2006-8-2 | 656 | Lassen | Hallelujah Junction along frontage road on east side of Hwy 395. | Comment | |||
CDA18273 | Eriastrum wilcoxii | G. D. Barbe | 1974-8-2 | 1938 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
UC133905 | Eriastrum wilcoxii | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
SEINET5741365 | Ericameria bloomeri | Lowell E. Urbatsch, Vensa Karaman | 2000-1 | 7714 | Lassen | Collected along Forest Road 37N11, off of CA 139. | 1220 | Comment | ||
UC76031 | Ericameria bloomeri | Milo S. Baker | Lassen | Big Valley, Lassen and Modoc Co. Big Valley | Comment | |||||
CAS-BOT-BC287478 | Ericameria greenei | Ralph K. Gierisch | 1968-7-11 | 3348 | Lassen | Harvey Valley, Lassen Forest | 1676 | Comment | ||
SEINET7950731 | Ericameria nauseosa var. hololeuca | Unknown | 1921-9-11 | s.n. | Lassen | South side of Honey Valley | Comment | |||
CAS-BOT-BC298173 | Ericameria nauseosa var. oreophila | C. B. Wolf | 1931-9-5 | 2401 | Lassen | 0.75 mile E of Termo | 1645 | Comment | ||
HSC68556 | Ericameria nauseosa var. speciosa | Gary Schoolcraft | 1980-8-10 | 359 | Lassen | Along Post Camp Rd. N of Shinn Peaks | 1890 | Comment | ||
JEPS21495 | Ericameria nauseosa var. speciosa | R. F. Hoover | 1940-9-27 | 4628 | Lassen | Susanville | Comment | |||
CDA18270 | Erigeron | G. D. Barbe | 1974-8-2 | 1935 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
UCD131606 | Erigeron aphanactis | Jack Major | 1966-6-23 | s.n. | Lassen | just north of Hallelujah Junction (at junction of State Highway 70 and U.S. Highway 395). | 1432 | Comment | ||
SEINET8079426 | Erigeron aphanactis var. aphanactis | M. J. Williams | 1974-7-29 | 74- 1 -49 | Lassen | 2 mi. west of Hallelujah Junction, south of Hwy 70 | 1494 | Comment | ||
UC87724 | Erigeron aphanactis var. aphanactis | unknown | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
CHSC27598 | Erigeron bloomeri | J. D. Prouty | 1978-6-28 | 6 | Lassen | Lower Dry Lakes E of Eagle Lake. | 1645 | Comment | ||
SEINET10617398 | Erigeron bloomeri | Billy Joe Cox | 1971-6-2 | Cox 2994 | Lassen | 6 mi. N of Hallelujah Jct. on U.S. Hwy. 395, in Artemisia tridentata, Pinyon Pine, Jeffrey Pine along high ridge & in sandy wash. | 1402 | Comment | ||
SEINET201632 | Erigeron bloomeri | A. Cronquist, AH Holmgren | 1959-6-17 | 8460 | Lassen | 50 mi SE of Susanville | Comment | |||
CHSC64753 | Erigeron bloomeri var. bloomeri | Vernon H. Oswald | 1995-5-31 | 6806 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 0.9 mi e of Hwy. 395, between Litchfield and Ravendale. | 1353 | Comment | ||
CHSC68733 | Erigeron bloomeri var. bloomeri | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8486 | Lassen | East side of Hwy. 139 at a small farm pond 38.2 mi north of Susanville, 7.4 mi north of Eagle Lake Rd. | 1627 | Comment | ||
RSA768025 | Erigeron bloomeri var. bloomeri | L. Ahart, John Dittes | 2010-7-31 | 17010 | Lassen | About 2300 feet north of where the road crosses Hunsinger Draw, 1.9 air miles northwest of Moll Reservoir, 2.8 air miles west of Ash Valley, 8.4 air miles southeast of Adin. | 1511 | Comment | ||
UCR45383 | Erigeron bloomeri var. bloomeri | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6034 | Lassen | Ash Valley, along branch road off Adin-Madeline Road just south of bridge over Ash Creek, & c. 16 mi. SE of Adin; 2.5 mi. SE of junction with main road | 1555 | Comment | ||
RSA636042 | Erigeron bloomeri var. bloomeri | Michael A. Vincent | 1999-6-9 | 8583 b | Lassen | Along US Rt. 395, south of Ravendale Fire Station, 1.8 miles north of rest area, and 24.8 miles north of Litchfield. | 1524 | Comment | ||
CAS-BOT-BC294905 | Erigeron chrysopsidis var. austiniae | G. Schoolcraft | 1988-6-7 | 1811 | Lassen | About 14 air mi. NE of Ravendale | 1737 | Comment | ||
CAS-BOT-BC296848 | Erigeron divergens | John Thomas Howell; Alice Eastwood | 1940-6-11 | 7979 | Lassen | Big Valley Mts. | Comment | |||
JEPS41774 | Erigeron divergens | W. L. Jepson | 1918-8-2 | 7778 | Lassen | Beckwith Pass | 1463 | Comment | ||
CAS-BOT-BC295976 | Erigeron divergens | Peter H. Raven | 1963-5-29 | 18424 | Lassen | U.S. Highway 395 12.0 miles south of Ravendale | Comment | |||
CHSC77194 | Erigeron eatonii var. plantagineus | G. Schoolcraft | 1993-6-29 | Lassen | Ash Valley RNA 16 mi. E. of Adin. | 1554 | Comment | |||
JEPS1207 | Erigeron eatonii var. plantagineus | Milo S. Baker | 1952-5-23 | 12433 | Lassen | Hwy 36 1/2 mi w Fredonyer Pass | 1752 | Comment | ||
UC1583978 | Erigeron eatonii var. plantagineus | G. Schoolcraft | 1990-7-2 | 2098 | Lassen | Cold Spring Mtn.; lower slopes | 1905 | Comment | ||
UC1609303 | Erigeron eatonii var. plantagineus | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5515 | Lassen | ca 3 mi w Eagle Lake (Eagle Lake Rd. (Lassen A1) 0.5 mi sw Spaulding Tract Rd. (Rd. 518, 33N89)) | 1810 | Comment | ||
UC87584 | Erigeron eatonii var. plantagineus | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
CHSC67164 | Erigeron eatonii var. sonnei | James D. Jokerst | 1991-5-29 | 3301 | Lassen | Modoc Plateau. Survey for reroute of Hwy. 139 at the N end of Eagle Lake, top of plateau E of N basin, W of N-S oriented dirt road. | 1737 | Comment | ||
CAS-BOT-BC33453 | Erigeron elegantulus | Milo Samuel Baker; Franklin P. Nutting | 1894-7-5 | s.n. | Lassen | Dixey Valley | Comment | |||
RSA0049607 | Erigeron elegantulus | Dean Wm. Taylor | 2012-6-7 | 21227 | Lassen | Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139 | 1635 | Comment | ||
RSA739690 | Erigeron filifolius var. filifolius | John Dittes, Scott Chamberlain | 2004-6-28 | s.n. | Lassen | Modoc Plateau; Long Valley; ca. 4.6 air-miles north by northeast of Hwy 70 at Beckwourth Pass, ca. 3.2 air-miles west of Hwy 395, ca. 0.3 air-miles east of Plumas County line. | 1512 | Comment | ||
SBBG8113 | Erigeron inornatus | H. and M. Dearing | 1938-7-1 | 2236 | Lassen | Susanville | Comment | |||
CHSC59077 | Erigeron inornatus var. inornatus | Vernon H. Oswald; Lowell Ahart | 1992-8-25 | 5180 | Lassen | Lassen Volcanic National Park. Juniper Lake-Snag Lake Trail, ca. midway between Cameron Meadow and Snag Lake. | 1935 | Comment | ||
CHSC92961 | Erigeron inornatus var. inornatus | L. P. Janeway | 2005-8-27 | 8522 | Lassen | High Cascade Range. Along Road 22, 11.3 road km east of Little Valley; above Davis Creek. | 1460 | Comment | ||
UCR7844 | Erigeron philadelphicus | Marilyn Malin | 1968-6-27 | 255 | Lassen | Spring fed roadbank on E side of Rd 425, c. 1 mi north of Gallatin Beach Picnic area, SW side of Eagle Lake. | 1570 | Comment | ||
HSC5530 | Erigeron philadelphicus | M. S. Baker | 1893-1 | Lassen | Vicker's Ranch, Big Valley, collected in the summer | Comment | ||||
UC31512 | Erigeron philadelphicus var. philadelphicus | Milo S. Baker | 1893-7-3 | Lassen | Big Valley | Comment | ||||
SJSU6631 | Erigeron philadelphicus var. philadelphicus | H. L. Buckalew | 1961-7-9 | Lassen | spring by Blue Lake, Warner Mountains | 1920 | Comment | |||
CHSC93688 | Erigeron pumilus var. intermedius | Lowell Ahart; John Dittes | 2005-6-1 | 11853 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
UC468919 | Erigeron pumilus var. intermedius | Franklin P. Nutting | Lassen | Big Valley Northern California, Big Valley | Comment | |||||
UC506996 | Erigeron pumilus var. intermedius | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 209 | Lassen | Grass Valley | 1700 | Comment | ||
UC76008 | Erigeron pumilus var. intermedius | Milo S. Baker | 1890-1 | Lassen | Honey Lake Valley, near Milford; Honey lake Valley | Comment | ||||
CAS-BOT-BC300310 | Erigeron tener | G. L. Stebbins, Jr.; J. A. Jenkins | 1937-7-10 | 2285 | Lassen | Summit Thompson Peak, south of Janesville | 2330 | Comment | ||
SEINET251878 | Eriogonum | Leila M. Shultz, John S. Shultz | 1985-6-23 | 8607 | Lassen | Long Valley Creek drainage, 5 miles north of Doyle. | 1305 | Comment | ||
UC762679 | Eriogonum baileyi var. praebens | R. F. Hoover | 1940-10-5 | 4673 | Lassen | pass between Shaffer Mt. and Warren Peak | Comment | |||
CHSC64804 | Eriogonum caespitosum | Vernon H. Oswald | 1995-5-31 | 6795 | Lassen | Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. | 1383 | Comment | ||
CAS-BOT-BC241831 | Eriogonum caespitosum | A. A. Heller | 1938-6-23 | 15216 | Lassen | On U. S. Highway #395, south of Ravendale | Comment | |||
CAS-BOT-BC241834 | Eriogonum caespitosum | Mrs. H. C. Cantelow | 1941-5-22 | s.n. | Lassen | 2 1/2 miles north of Secret Valley, C.C.C. Camp, U.S. Hy. 395 | Comment | |||
CDA22482 | Eriogonum collinum | E. E. Fix | 1960-6-2 | Lassen | 0 | Comment | ||||
CHSC99120 | Eriogonum douglasii var. meridionale | Lowell Ahart; John Dittes | 2008-6-19 | 14895 | Lassen | Open hillside, about 100 yards east of Willow Creek, about 120 yards northeast of Highway 139, near Forest Road 36N02, about 19.6 miles east-southeast of Bieber. | 1578 | Comment | ||
NY281710 | Eriogonum maculatum | G. Schoolcraft | 1986-9-9 | 1670 | Lassen | 1 mile W of Ca-NV stateline along Smoke Creek Road. | 1341.1 | Comment | ||
CAS-BOT-BC267343 | Eriogonum marifolium var. marifolium | A. M. Vollmer; L. Beane | 1953-7-1 | 83 | Lassen | Along Halls Flat Road beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
CHSC77222 | Eriogonum microthecum var. ambiguum | G. Schoolcraft | 1999-7-28 | 2871 | Lassen | Ridge on east end of Skedaddle Mtns. | 2133 | Comment | ||
NY430485 | Eriogonum microthecum var. ambiguum | G. Schoolcraft | 1999-7-28 | 2871 | Lassen | Ridge on east end of Skedaddle Mountains | 2133.6 | Comment | ||
UCR67383 | Eriogonum microthecum var. ambiguum | George K. Helmkamp | 1990-9-23 | D- 9 | Lassen | 20 mi north of Litchfield along US Hwy 395 | 1437 | Comment | ||
CAS-BOT-BC268688 | Eriogonum microthecum var. laxiflorum | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50656 | Lassen | Summit ridge of Diamond Mt. | 2346 | Comment | ||
CAS-BOT-BC266366 | Eriogonum nudum var. deductum | John Thomas Howell; Gordon H. True | 1973-7-31 | 50020 | Lassen | On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada | 1737 | Comment | ||
CHSC106170 | Eriogonum nudum var. nudum | Lowell Ahart; John Dittes | 2010-8-30 | 17088 | Lassen | South side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. | 1274 | Comment | ||
RSA518444 | Eriogonum nudum var. nudum | George K. Helmkamp | 1990-10-4 | M- 4 | Lassen | South of Susanville in Plumas National Forest; north of Milford Pass. | 1463 | Comment | ||
RSA518563 | Eriogonum nudum var. nudum | George K. Helmkamp | 1990-9-23 | G- 11 | Lassen | N of Ravendale | 1677 | Comment | ||
SEINET523088 | Eriogonum nudum var. nudum | Paul Opler | 2002-6-22 | Lassen | Lauffman, W of Milfold. | Comment | ||||
CHSC27645 | Eriogonum nudum var. pubiflorum | Jerry Snodgrass | 1978-7-10 | 47 | Lassen | Coleman L., SE of Eagle L. | 1962 | Comment | ||
CHSC67061 | Eriogonum nudum var. pubiflorum | Willis Ball | 1969-6-27 | 50 | Lassen | Found about 50 yds. S. of Gallatin Beach. Growing beside Gallatin Beach Parking Lot. | 1561 | Comment | ||
JEPS126471 | Eriogonum nudum var. pubiflorum | Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemsky | 2015-9-2 | CA 350 -065 | Lassen | Turn right onto Buckhorn Byway from 395. Continue past Pilgrim Lake. Turn right at the first available turn, past exclusion fence (around 20 miles). Will eventually arrived at riparian area. | Comment | |||
UC1032332 | Eriogonum nudum var. pubiflorum | A. Simontacchi | 1940-7-2 | 931 | Lassen | 6. 2 mi ene Ebey Lake; Lssen National Forest, Halls Flar Quadrangle | Comment | |||
UC1542948 | Eriogonum nudum var. pubiflorum | G. Schoolcraft | 1987-7-8 | 1760 | Lassen | about 8 mi s Adin (Lonkey Hill); Lonkey Hill | 1463 | Comment | ||
UC1542952 | Eriogonum nudum var. pubiflorum | G. Schoolcraft | 1987-9-9 | 1778 | Lassen | 3 mi n Bieber; Ash Creek Wildlife Area | 1258 | Comment | ||
UCR17292 | Eriogonum nudum var. pubiflorum | Frank C. Vasek | 1975-7-11 | 750711- 40 | Lassen | Modoc National Forest, Hayden Hill Road c. 0.75-1.0 mi SW of Calif. Hwy 139 | 1829 | Comment | ||
RSA0030655 | Eriogonum nudum var. pubiflorum | Anthony Baniaga | 2011-8-3 | 484 | Lassen | Lassen National Forest. Along Highway 44, S of 31N21 | 1800 | Comment | ||
SEINET524403 | Eriogonum ochrocephalum var. ochrocephalum | Paul A. Opler | 2003-6-29 | Lassen | Quarry, 5 mi N of Hallelujah Junction, access road to west of US 295. | Comment | ||||
CHSC72220 | Eriogonum ovalifolium var. depressum | Vernon H. Oswald | 1998-9-14 | 9627 | Lassen | Windy Hollow on the west side of Hwy. 44 ca. 1 mi northwest of its intersection with A21 (to Westwood). | 1737 | Comment | ||
UC412810 | Eriogonum ovalifolium var. ovalifolium | Franklin P. Nutting | Lassen | Pine Creek | Comment | |||||
CHSC60839 | Eriogonum ovalifolium var. purpureum | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5591 | Lassen | Harvey Valley Rd. (33N02), 1.7 mi N of Hwy 44, E side of Grays Valley, E of Poison Lake. Edge of a vernal pool in a meadow. | 1719 | Comment | ||
OBI76937 | Eriogonum ovalifolium var. purpureum | Anthony Baniaga | 2011-7-6 | 422 | Lassen | Lassen Natl forest. NW of intersection of 29N02Y and the "B" spur. Fredonyer Pass quad T29N R10E sec 22 SE of NE | 1630 | Comment | ||
OBI76940 | Eriogonum ovalifolium var. purpureum | Anthony Baniaga | 2011-7-9 | 439 | Lassen | Lassen Natl forest. Windy Hollow. Pine Crk Valley quad. T31N R8E sec 15 NE of SE | 1716 | Comment | ||
SEINET516318 | Eriogonum ovalifolium var. purpureum | Vernon H. Oswald | 1998-9-14 | 9627 | Lassen | Windy Hollow on the W side of Hwy. 44 ca. 1 mi NW of its intersection with A21 (to Westwood). | 1737 | Comment | ||
UC6570 | Eriogonum prociduum | Mrs. R. M. Austin | June, 1894 | Lassen | Willow Creek Valley | Comment | ||||
SEINET5330019 | Eriogonum prociduum | E. K. Balls | 1950-5-19 | 14780 | Lassen | 16.5 mi. W. of Madeline on road from Adin. | 1676 | Comment | ||
CAS-BOT-BC268619 | Eriogonum spergulinum var. reddingianum | Marcus E. Jones | 1897-6-21 | s.n. | Lassen | Chat | 1615 | Comment | ||
CAS-BOT-BC272625 | Eriogonum spergulinum var. reddingianum | John Thomas Howell | 1934-6-14 | 12123 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
NY283074 | Eriogonum spergulinum var. reddingianum | R. F. Hoover | 1940-10-1 | 4656 | Lassen | Janesville | Comment | |||
UC699730 | Eriogonum spergulinum var. reddingianum | Farris Farris | 1936-6-15 | Lassen | Eagle Lake road | 1524 | Comment | |||
NY283103 | Eriogonum sphaerocephalum | G. Schoolcraft | 1982-6-28 | 737 | Lassen | Fort Sage Mountains | 1706.9 | Comment | ||
SBBG65541 | Eriogonum sphaerocephalum | S. W. Hutchinson | -Jun-1925 | 856 | Lassen | Eagle Lake | 1584 | Comment | ||
JEPS28865 | Eriogonum sphaerocephalum var. halimioides | Arthur Cronquist, Arthur H. Holmgren | 1959-6-18 | 8482 | Lassen | 5 mi s Adin | Comment | |||
NY283128 | Eriogonum sphaerocephalum var. sphaerocephalum | A. R. Kruckeberg | 1954-6-22 | 3323 | Lassen | Between Susanville and Jonesville on Highway 395. | Comment | |||
JEPS56423 | Eriogonum strictum var. anserinum | Dr. Longbridge | 1912-1 | Lassen | e Amedee | Comment | ||||
NY762353 | Eriogonum strictum var. anserinum | J. T. Howell | 1934-7-7 | 12478 | Lassen | Harvey Valley | Comment | |||
NY283167 | Eriogonum strictum var. anserinum | G. Schoolcraft | 1983-7-12 | 1085 | Lassen | Southeast slopes of Shinn Mountains, 32-16-5 SW | 1828.8 | Comment | ||
CHSC86975 | Eriogonum umbellatum var. modocense | L. P. Janeway | 2001-6-20 | 7203 | Lassen | High Cascade Range. 0.6 km east of Road 111 and 1.3 km south of Road 35N60; about 11 km west of Little Valley, 3.9 km east-northeast of Coble Mountain. | 1402 | Comment | ||
HSC17376 | Eriogonum umbellatum var. modocense | M. T. Milligan | 1964-8-6 | 202 | Lassen | Eagle Lake, near shore at Eagle Lake General Store. | 1677 | Comment | ||
RSA700052 | Eriogonum umbellatum var. modocense | L. P. Janeway | 2001-6-20 | 7189 | Lassen | High Cascade Range. South side of the junction of the '22' road and Road 34N41; about 5.6 km south of Dixie Valley and 8.9 km north of Harvey Mountain. High Cascade Range., South side of the junction of the '22' road and Road 34N41; about 5.6 km south of Dixie Valley and 8.9 km north of Harvey Mountain. | 1560 | Comment | ||
CAS-BOT-BC265095 | Eriogonum umbellatum var. nevadense | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16361 | Lassen | Near NE end of Eagle Lake | Comment | |||
CAS-BOT-BC265097 | Eriogonum umbellatum var. nevadense | Louella Bass | 1983-6-10 | 3 -83 | Lassen | About 3 miles east of Susanville, Center Road near Leavitt Lane, Sierra Nevada | Comment | |||
CAS-BOT-BC265101 | Eriogonum umbellatum var. nevadense | Frank W. Peirson | 1926-6-24 | 6848 | Lassen | A few miles southward from the Madeline Plain | Comment | |||
SD52313 | Eriogonum umbellatum var. nevadense | F. Stephens | 1894-7-7 | 9210 | Lassen | Pete's Valley | Comment | |||
UC1032270 | Eriogonum umbellatum var. nevadense | H. P. Hagge | 1929-9-11 | 22 | Lassen | Logan Mtn. Eagle Lake Quadrangle, Logan Mtn. | Comment | |||
UC55391 | Eriogonum umbellatum var. nevadense | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Long Valley Honey Lake Valley, Long Valley | Comment | ||||
CHSC27646 | Eriogonum vimineum | Cindy Prouty | 1978-6-27 | 24 | Lassen | SE of Eagle L., Black Mtn., S of Eagle L. Field Station. | 1554 | Comment | ||
CHSC84440 | Eriogonum vimineum | Lowell Ahart | 2003-8-17 | 10516 | Lassen | On the west side of the paved road, on the east side of Highway 36, about 1/4 mile southwest of the Susan River, about 8 miles (air) southwest of Susanville. | 1433 | Comment | ||
JEPS104108 | Eriogonum vimineum | Lowell Ahart | 2003-8-17 | 10516 | Lassen | On the w side of the paved road, on the e side of Highway 36, ca 1/4 mi sw of the Susan River, ca 8 mi (air) sw of Susanville. | 1433 | Comment | ||
JEPS56156 | Eriogonum vimineum | W. L. Jepson | 1918-8-5 | 7816 | Lassen | Madelin Plains | 1615 | Comment | ||
NY399609 | Eriogonum vimineum | J. L. Reveal | 1971-6-22 | 2464 | Lassen | Along U.S. Highway 395, 4.5 miles south of Ravendale | Comment | |||
NY399613 | Eriogonum vimineum | N. H. Holmgren | 1980-7-3 | 9493 | Lassen | Rye Patch Canyon road, 3.4 km (2.1 miles) east of U.S. Highway 395, 14.5 km (9 miles) airline distance southeast of Ravendale | 1700 | Comment | ||
POM203843 | Eriogonum vimineum | J. T. Howell | 1934-7-8 | 12493 | Lassen | Spaldings Resort; Eagle Lake | Comment | |||
RSA125290 | Eriogonum vimineum | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13272 | Lassen | Along Hwy 395, 19.0 miles south of Ravendale | Comment | |||
RSA252387 | Eriogonum vimineum | Robert F. Thorne, C. W. Tilforth | 1969-9-6 | 39260 | Lassen | C. 0.7 mi. SE of Milford, along Hwy. 395 (W. of Honey Lake). | 1280 | Comment | ||
RSA780043 | Eriogonum vimineum | Elizabeth A. Kempton | 2007-8-15 | 511 | Lassen | Janesville, intersection of 395 and Sunnyside road | 973 | Comment | ||
UC1537299 | Eriogonum vimineum | Gordon H. True Jr. | 1937-7-10 | 785 | Lassen | Bull Flat, Game Refuge 1Q | 1493 | Comment | ||
UC412790 | Eriogonum vimineum | Franklin P. Nutting | Lassen | Adobe flat on n side Dixey Mts. Dixey Mts. | Comment | |||||
UC85765 | Eriogonum vimineum | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
CAS-BOT-BC262358 | Eriogonum vimineum | M. S. Jussel | 1931-9-6 | s.n. | Lassen | On the road to Mt Lassen, five miles from Westwood | 1828 | Comment | ||
CAS-BOT-BC262361 | Eriogonum vimineum | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13272 | Lassen | Along United States Highway 395, 19.0 miles south of Ravendale | Comment | |||
HSC69595 | Eriogonum vimineum | J. Walker | 1979-7-18 | 37 | Lassen | Near Skedaddle Creek, S portion | 1311 | Comment | ||
JEPS56155 | Eriogonum vimineum | Alma U. Ames | 1917-10-9 | 50 | Lassen | 25 mi n, on Hat Creek Road Mt. Lassen | Comment | |||
SEINET10299461 | Eriogonum vimineum | W. L. Jepson | 1918-8-5 | 7816 | Lassen | Madelin Plains | 1615 | Comment | ||
UC86006 | Eriogonum vimineum | W. E. Bryant | 1888-1 | Lassen | Comment | |||||
SEINET3160096 | Eriogonum vimineum subsp. vimineum | L. S. Rose | 1940-6-16 | 40596 | Lassen | Janesville | 1280 | Comment | ||
HSC95298 | Eriophorum gracile | Gordon Leppig, Tony LaBanca | 1997-6-29 | 531 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CAS-BOT-BC300947 | Eriophyllum lanatum | B. J. Hammerly | 1941-6-20 | 43 | Lassen | 8 mi. S.-E. of Likely on Blue Lake road | 1676 | Comment | ||
SEINET10672052 | Eriophyllum lanatum | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 517 | Lassen | 6 mi. N of Hallelujah Jct., on U.S. Hwy. 395, in Artemisia tridentata, Pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
SBBG61066 | Eriophyllum lanatum var. achilleoides | S. W. Hutchinson | -Jun-1925 | 270 | Lassen | Eagle Lake region | 1554 | Comment | ||
CDA4968 | Eriophyllum lanatum var. achilleoides | T. C. Fuller | 1963-6-1 | 10634 | Lassen | East side of road to Hall s Flat, 9.4 miles south of Pittville. | 0 | Comment | ||
POM66833 | Eriophyllum lanatum var. integrifolium | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Eagle Lake, 27 miles from Susanville. | 1524 | Comment | ||
UC507013 | Eriophyllum lanatum var. integrifolium | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F- 200 | Lassen | Grass Valley Lassen National Forest, Grass Valley | 1697 | Comment | ||
JEPS124540 | Erodium cicutarium | Laurel Loeblich | 1964-6-30 | 58 | Lassen | 19 mi. north of Halleluja Junction (highways 40 and 395) on 395; 1 1/2 mi. south of Doyle. | Comment | |||
UC1508836 | Eryngium alismifolium | Gary Schoolcraft | 1984-7-31 | 1329 | Lassen | ca. 1 mi. n. Ravendale Fire Station | 1615 | Comment | ||
UC1508837 | Eryngium alismifolium | Gary Schoolcraft | 1981-8-11 | 558 | Lassen | Silva Flat Reservoir | 1706 | Comment | ||
CHSC71082 | Erysimum capitatum var. capitatum | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9117 | Lassen | Road to ORV parking area in Fort Sage Mtns. 1.1 mi east of Fort Sage Rd., ca. 5 mi NNE of Doyle. | 1447 | Comment | ||
CAS-BOT-BC54956 | Erysimum perenne | Louella Bass | 1973-4-30 | EV 34 | Lassen | Elysian Valley. | 1325 | Comment | ||
CHSC99238 | Erysimum repandum | Lowell Ahart; John Dittes | 2008-6-20 | 14900 | Lassen | About 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
CAS-BOT-BC55196 | Erysimum repandum | John Thomas Howell | 1934-6-10 | 11904 | Lassen | 3 miles south of Ravendale. | Comment | |||
CHSC30599 | Erythranthe guttata | Marc Held | 1972-6-23 | 9 | Lassen | Upper Murrer's Meadow along spring red stream. 4.5 miles south-east of E.L.B.S. (approx.). | Comment | |||
CAS-BOT-BC153611 | Erythranthe moniliformis | Clare B. Hardham | 1971-8-22 | 18384 | Lassen | Diamond Mountain | 2133 | Comment | ||
CHSC43496 | Erythranthe primuloides | Lowell Ahart | 1974-7-9 | 521 | Lassen | In a meadow along the south shore of Eagle Lake. | 1584 | Comment | ||
CHSC96726 | Erythranthe primuloides | Gordon Leppig; J. Cromwell | 1997-7-27 | 604 | Lassen | Modoc National Forest, Blue Lake Ranch. Peatland in large meadow complex. | 1970 | Comment | ||
CAS-BOT-BC403149 | Eschscholzia californica | Elmer I. Applegate | 1923-9-30 | 4033 | Lassen | Constantia | Comment | |||
CHSC117283 | Eschscholzia californica subsp. californica | Lowell Ahart; John Dittes | 2016-7-15 | 21228 | Lassen | About 100 yards west of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1278 | Comment | ||
UCSC000449 | Euphorbia dictyosperma | M. S. Baker | 02 Julyunknown year | s.n. | Lassen | South side of Dixey Mts. Lassen Mts. | Comment | |||
UCD142769 | Euphorbia serpillifolia | R. N. Raynor | 1938-7-16 | s.n. | Lassen | Honey Lake Valley. | Comment | |||
JEPS97418 | Euphorbia spathulata | Vernon H. Oswald and L. Ahart | 1995-6-19 | 6881 | Lassen | T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 | 1383 | Comment | ||
CAS-BOT-BC278428 | Festuca idahoensis | Marcus E. Jones | 1897-6-21 | s.n. | Lassen | Chat | 1615 | Comment | ||
CAS-BOT-BC278430 | Festuca idahoensis | John Thomas Howell | 1934-7-8 | 12496 | Lassen | Spalding's, Eagle Lake | Comment | |||
CAS-BOT-BC278432 | Festuca idahoensis | Clarence R. Quick | 1961-6-21 | 61 -28 | Lassen | Adjacent to Road 21, Blacks Mountain Experimental Forest northeast of Lassen Peak | 1798 | Comment | ||
GMDRC6957 | Festuca idahoensis | J. M. Andre, T. La Doux, Senna & Elias Andre | 2013-7-12 | 31434 | Lassen | along north side of Hwy 44 at south end of Grays Valley, along NF Rd# 33N02, north of Bogard Buttes, about 30 mi. west of Susanville. | 1733 | Comment | ||
JEPS17718 | Festuca idahoensis | Rimo Bacigalupi with G. T. Robbins | 1955-7-19 | 5371 | Lassen | 10.3 mi se Adin (along Ash Valley road between Adin and Madeline) | 1524 | Comment | ||
RSA715621 | Festuca idahoensis | L. Ahart, John Dittes | 2005-6-1 | 11880 | Lassen | About 3/4 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1471 | Comment | ||
UC1024694 | Festuca idahoensis | Leo Whitney | 1933-7-10 | 2151 | Lassen | ca 25 mi w Eagle Lake (upper end); Lassen National Forest, Halls Flat | 1737 | Comment | ||
UC1026711 | Festuca idahoensis | Leo Whitney | 1935-6-23 | 3295 | Lassen | Camp 10, Fruit Grower's Supply Company | Comment | |||
UC1776694 | Festuca idahoensis | G. Schoolcraft | 1994-7-7 | 2374 | Lassen | About 1.5 mile NW of Boot Lake | 2407 | Comment | ||
UCD65974 | Festuca idahoensis | L. Whitney | 1935-6-17 | 3268 | Lassen | Lassen National Forest, Fruit Grower's Supply Company, Camp 10. | Comment | |||
UCD65976 | Festuca idahoensis | L. Whitney | 1933-7-1 | Lassen | Logan Mt. | Comment | ||||
UCD65979 | Festuca idahoensis | L. Whitney | 1933-8-10 | Lassen | Halls Flat. | 1737 | Comment | |||
CHSC112779 | Festuca myuros | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-9 | 18784 | Lassen | Along a fence on the west side of McArthur Diversion Canal, 2.1 air-miles south of Rat Farm Boat Launch, 1.2 air-miles north of McArthur, Fall River Valley, McArthur Swamp. | 1007 | Comment | ||
UC53432 | Festuca pratensis | M. S. Baker and Frank Nutting | 1894-6-30 | Lassen | Big Valley | Comment Read comments Jun 24 2009 |
||||
UC1024944 | Festuca rubra | Leo Whitney | 1935-6-27 | 3327 | Lassen | 1 mi n Camp 10, Fruit Grower's Supply Company; Lassen National Forest | Comment | |||
UC188917 | Festuca rubra | Milo S. Baker | Lassen | Eagle Lake | Comment | |||||
UCD66360 | Festuca rubra | R. Tofsrud | 1947-7-1 | 220 | Lassen | Cedar Cr. East of Madeline. | Comment | |||
UCD66393 | Festuca rubra | A. L. Hormay | 1941-6-26 | 27 | Lassen | Lassen National Forest. Westwood Junction. | 1737 | Comment | ||
POM128264 | Frasera albicaulis var. modocensis | Franklin P. Nutting | s.n. | Lassen | South side of Dixiy [or Dixey] Mountains. | Comment | ||||
HSC26683 | Fritillaria atropurpurea | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19251 | Lassen | Harvey Valley near Cone Springs | Comment | |||
POM109748 | Fritillaria atropurpurea | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkins Ranch. | 1829 | Comment | ||
RSA367755 | Fritillaria recurva | J. P. Smith, J. O. Sawyer | 1972-5-6 | 5235 -a | Lassen | Lassen National Forest; Boundary Campground on State Route 89 south of Burney | 1067 | Comment | ||
CAS-BOT-BC304301 | Gaillardia aristata | T. C. Fuller | 1965-8-25 | 14036 | Lassen | E side of Highway 395 to Doyle, 2.4 miles N of Hallelujah Junction | Comment | |||
CDA5850 | Gaillardia aristata | T. C. Fuller | 1965-8-25 | 14036 | Lassen | east side of Highway 395 to Doyle, 30 paces north of culvert # 45-00, 2.4 miles north of Hallelujah Junction. | 0 | Comment | ||
CHSC117272 | Galium aparine | Lowell Ahart; John Dittes | 2016-7-15 | 21223 | Lassen | About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC60766 | Galium aparine | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5548 | Lassen | Eagle Lake Rd. (Lassen A1) at Sandy Beach on the W shore of Eagle Lake, ca. 2.0 mi ENE of Spaulding Tract Rd. (Rd. 518, 33N89). | 1566 | Comment | ||
CHSC59565 | Galium bifolium | Mary Meyer | 1980-7-20 | 518 | Lassen | On west side of Fredonyer Peak. | 2377 | Comment | ||
RSA716143 | Galium boreale subsp. septentrionale | L. Ahart, John Dittes | 2005-6-2 | 11981 | Lassen | N side of a poor dirt road. Long Valley. About 4.5 miles (air) NE of the intersection of Scott Road and Hwy 70. 5.7 miles (air) NW of Hallelujah Jct. | 1411 | Comment | ||
JEPS29538 | Galium trifidum var. pusillum | John Thomas Howell | 1959-9-23 | 34886 | Lassen | n end of lake Lassen Volcanic National Park, Juniper Lake | 2057 | Comment | ||
JEPS58896 | Galium trifidum var. pusillum | John Thomas Howell | 1959-9-23 | 34886 | Lassen | n end of lake Lassen Volcanic National Park, Juniper Lake | 2057 | Comment | ||
RSA201314 | Galium trifidum var. pusillum | J. T. Howell | 1959-9-23 | 34886 | Lassen | N end of Juniper Lake. | 2058 | Comment | ||
CAS-BOT-BC478871 | Gayophytum | John Thomas Howell; Gordon H. True | 1973-7-31 | 50061 | Lassen | Transition Zone forest in areas of granitic rock on road from Janesville to Thompson Peak, Diamond Range | 1783 | Comment | ||
CAS-BOT-BC478879 | Gayophytum | John Thomas Howell; Gordon H. True | 1973-7-31 | 50035 | Lassen | On road from Janesville to Thompson Peak, Diamond Range | 1737 | Comment | ||
JEPS27572 | Gayophytum heterozygum | Brown and Wieslander | 1922-7-23 | 2 | Lassen | Martin Sprs. Eagle Lake | Comment | |||
UC20269 | Gayophytum heterozygum | M. S. Baker and F. Nutting | 1894-6-9 | Lassen | Pine Creek | Comment | ||||
UC773934 | Gayophytum humile | L. R. Short and J. Warren | 1936-6-23 | S- 450 | Lassen | Burgess Spring Experiment Range Lassen National Forest | 1761 | Comment | ||
UCSB64021 | Gayophytum humile | Ahart, Lowell; Howell, John | 1974-7-9 | Lassen | Near S edge of Eagle Lake | 1584 | Comment | |||
SEINET10492287 | Gayophytum nuttallii | Douglas G. LeDoux, David B. Dunn | 1973-5-25 | LeDoux 870 | Lassen | Collected 3 mi n of milford, on hwy 395 at honey lake campgrounds. | Comment | |||
POM203958 | Gayophytum racemosum | J. T. Howell | 1934-7-7 | 12473 | Lassen | Harvey Valley. | Comment | |||
UC1122614 | Gayophytum racemosum | A. Simontacchi | 1940-5-28 | 775 | Lassen | 3.2 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC20276 | Gayophytum ramosissimum | M. S. Baker and Frank Nutting | 1894-7-6 | Lassen | Dixey Valley | Comment | ||||
CAS-BOT-BC217384 | Gentiana affinis var. ovata | Duncan Dunning | 1921-8-11 | 5 | Lassen | Near Martin Springs, Lassen National Forest | Comment | |||
JEPS88543 | Gentiana calycosa | Vernon H. Oswald and Lowell Ahart | 1996-8-1 | 8119 | Lassen | Forest Rd, 28N56 (D-Line) ca. 2 mi N of Cyer Mtn. Lookout SSW of Westwood | 1737 | Comment | ||
UC1037192 | Gentiana newberryi | Leo Whitney | 1934-7-20 | 1505 | Lassen | ca 14 mi w Eagle Lake (Harvey Valley Spring); Lassen National Forest, Harvey Valley | 1737 | Comment | ||
HSC8435 | Gentiana newberryi | Fred J. Kindel | 1955-8-1 | Lassen | Mt. Meadows Reservoir | Comment | ||||
CHSC61048 | Gentiana newberryi var. tiogana | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5747 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. In the S part of the swamp. | 1932 | Comment | ||
UC1037272 | Geranium viscosissimum | Leo Whitney | 1934-7-10 | 1766 | Lassen | ca 14 mi w Eagle Lake (near Harvey Valley Spring); Lassen National Forest, Harvey Valley | 1737 | Comment | ||
CHSC5011 | Geranium viscosissimum var. nervosum | L. G. Bennett | 1967-7-4 | 105 | Lassen | Deans Meadow, near Eagle Lake. | 1706 | Comment | ||
CHSC71389 | Geranium viscosissimum var. nervosum | Vernon H. Oswald; Beth Corbin, Gary Schoolcraft | 1998-7-13 | 9261 | Lassen | Forest Route 38N04 between Hwy. 139 and Williams Reservoir 1.2 mi east of the road to Smith Flat, 2.0 mi northeast of Hwy. 139 at Willow Creek Campground. | 1664 | Comment | ||
NY1101445 | Geranium viscosissimum var. nervosum | B. M. Bartholomew | 1988-6-25 | 4372 | Lassen | Long Valley, southern end of the Warner Mountains. | 2080 | Comment | ||
HSC95165 | Geum macrophyllum | Gordon Leppig | 1998-7-12 | 951 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CAS-BOT-BC143569 | Geum triflorum | Clarence Quick | 1963-7-12 | 63 -34 | Lassen | Blacks Mountain Experimental Forest east of Halls Flat | 1859 | Comment | ||
CAS-BOT-BC143570 | Geum triflorum | A. G. Brenneis | 1928-7-3 | B 14 | Lassen | Lassen National Forest, Jesson Valley | 1463 | Comment | ||
RSA91873 | Geum triflorum var. ciliatum | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
SEINET200250 | Gilia capillaris | Herbert L. Mason | 1955-7-31 | 14643 | Lassen | Near Westwood Junction (railroad station 15mi west of Susanville) | Comment | |||
GMDRC7730 | Gilia salticola | J. M. Andre, G. Clifton | 1993-6-1 | 33406 | Lassen | Modoc Plateau: along US Hwy 395, approx. 30 mi. NE of Susanville, north end of Secret Valley, SE end of Snowstorm Mtn, about 15 mi. SSE of Ravendale | 1375 | Comment | ||
CAS-BOT-BC181062 | Glossopetalon spinescens | G. Schoolcraft | 1989-5-31 | 1887 | Lassen | Skedaddle Creek area n. of Wendel Hwy. | 1402 | Comment | ||
CAS-BOT-BC280597 | Glyceria elata | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49473 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
JEPS121245 | Gnaphalium palustre | Lowell Ahart, John Dittes | 2013-7-22 | 18861 | Lassen | 30 yards S of the man-made pond, about 120 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS127281 | Gnaphalium palustre | Lowell Ahart, John Dittes | 2016-7-13 | 21108 | Lassen | About 150 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
SEINET8770761 | Gnaphalium palustre | B. L. Wilson, D. Lytjen, N. Otting | 2005-7-25 | 11474 | Lassen | Snowstorm Creek, upstream of Biscar Reservoir | 1372 | Comment | ||
CHSC60854 | Gratiola ebracteata | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5625 | Lassen | N of Hwy. 44 along Rd. 33N47 at the NE end of Little Harvey Valley, between Champs Flat and Harvey Valley, E of Poison Lake. | 1737 | Comment | ||
UC1533149 | Gratiola ebracteata | G. Schoolcraft | 1986-7-28 | 1664 | Lassen | along edge Moll Res. (w of Ash Valley); w of Ash Valley | 1606 | Comment | ||
CHSC30600 | Grayia spinosa | L. J. Dawson | 1975-7-7 | 41 | Lassen | Ca. 500 yd e of Horselake, playa lake. | 1584 | Comment | ||
JEPS29750 | Grayia spinosa | Rimo Bacigalupi and L. R. Heckard | 1962-5-28 | 8504 | Lassen | n. of Honey Lake (2 mi. e. of Wendel junction on rd. from U.S. 395 past Flanagan to Pyramid Lake -Nevada) | 1219 | Comment | ||
CHSC117540 | Grindelia nana | Lowell Ahart; John Dittes | 2016-7-13 | 21197 | Lassen | Drying strand of the pond near the overflow, 30 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
CAS-BOT-BC388468 | Gypsophila paniculata | T. C. Fuller | 1963-7-16 | 10923 | Lassen | Janesville | Comment | |||
HSC69598 | Hackelia californica | Gary Schoolcraft | 1980-7-15 | 310 | Lassen | W of Biebes | 1799 | Comment | ||
UC1583983 | Hackelia cusickii | G. Schoolcraft | 1990-6-26 | 2097 | Lassen | sw of Ash Valley | 1767 | Comment | ||
CDA3145 | Halogeton glomeratus | J. T. Howell, T. H. Kearney | 1951-8-2 | 28229 | Lassen | Honey Lake Valley near Herlong. | Comment | |||
JEPS98273 | Halogeton glomeratus | Vernon H. Oswald | 2000-9-14 | 9962 | Lassen | Wendell Road 3.2 mi E of Hwy 395 | 1228 | Comment | ||
UC1602195 | Halogeton glomeratus | Pryer and Fix | 1948-8-17 | Lassen | Herlong | Comment | ||||
CAS-BOT-BC305409 | Helianthus annuus | John Thomas Howell; G. H. True | 1973-7-31 | 50143 | Lassen | Janesville | 1295 | Comment | ||
JEPS94088 | Helianthus bolanderi | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9572 | Lassen | Hwy. 299 at R.R. overpass on e. side of Nubieber | 1255 | Comment | ||
JEPS94967 | Hemizonella minima | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8592 | Lassen | s of Susanville (1.2 mi e of Gold Run Road (29N10), on the n side of Diamond Mountain on Forest Road 29N43); Diamond Mountain, Forest Road 29N43 | 1685 | Comment | ||
CHSC7686 | Hesperochiron californicus | Beverley J. Wise | 1969-4-20 | 45 | Lassen | 14.6 mi. north of Susanville on Hwy 139 (Willow Creek Valley). | 1463 | Comment | ||
JEPS94598 | Hesperochiron californicus | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8525 | Lassen | on Forest Route 38N04 4.7 mi ne Hwy. 139; Coyote Flat | 1798 | Comment | ||
SBBG6101 | Hesperochiron californicus | H. and M. Dearing | 1938-6-30 | 2230 | Lassen | 20 mi N of Susanville [Hwy 44] | Comment | |||
UC1178997 | Hesperochiron californicus | Herbert L. Mason | 1949-4-16 | 13992 | Lassen | 2 mi. s. Standish | Comment | |||
UC124518 | Hesperochiron californicus | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
JEPS1670 | Hesperochiron pumilus | G. S. Crew and C. S. Robinson | 1927-6-10 | 11 | Lassen | <Norval> Flat near Westwood Junction; Lassen Forest | 1747 | Comment | ||
HSC82201 | Hesperolinon micranthum | Thomas W. Nelson, Jane Nelson | 1980-7-6 | 6022 | Lassen | Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir | 1585 | Comment | ||
JEPS97309 | Hesperolinon micranthum | Vernon H. Oswald and L. Ahart | 1995-7-5 | 6957 | Lassen | T30N R16E NW1/4 NW1/4 Sec. 7, 4540 ft, Modoc Plateau, Sagebrush Scrub. North of Honey Lake on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395 | 1383 | Comment | ||
NY1002355 | Hesperolinon micranthum | J. T. Howell | 1934-6-10 | 11887 | Lassen | 12 miles north of Susanville, on road to Horse Lake | Comment | |||
NY1002357 | Hesperolinon micranthum | G. Schoolcraft | 1984-7-30 | 1324 | Lassen | About 1 mile east of Post Camp | 1707 | Comment | ||
UC1601275 | Hesperolinon micranthum | Leo Whitney | 1934-7-8 | 1793 | Lassen | open flat near Harvey Valley Spring (ca 14 mi w of Eagle Lake); Lassen National Forest | Comment | |||
UC17262 | Hesperolinon micranthum | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s side Dixey Mts. | Comment | ||||
CAS-BOT-BC280678 | Hesperostipa comata | William Rothstrom | 1975-6-9 | s.n. | Lassen | Johnstonville. 1/4 mile south of Hwy. 395, west of airport | 1264 | Comment | ||
CHSC60795 | Hesperostipa comata subsp. comata | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5542 | Lassen | Eagle Lake Rd. (Lassen A1) at Sandy Beach on the W shore of Eagle Lake, ca. 2.0 mi ENE of Spaulding Tract Rd. (Rd. 518, 33N89). On the N side of the road. | 1566 | Comment | ||
JEPS96087 | Heterocodon rariflorum | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7859 | Lassen | 2.5 mi s Eagle Lake (ca 0.5 mi e of Eagle Lake Rd, w side Papoose Meadows, ca 0.4 mi s of the cabins); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
RSA783327 | Heterotheca villosa var. minor | R. R. Halse | 2010-8-26 | 8091 | Lassen | Along State Hwy 70 at Beckwourth Pass ca. 4.3 miles west of its junction with US Hwy 395 or 1.6 miles east of Sierra Valley. | 1584 | Comment | ||
SEINET7106129 | Heterotheca villosa var. minor | Richard R. Halse | 2010-8-26 | 8091 | Lassen | Along State Hwy. 70 at Beckwourth Pass ca 4.3 miles west of its junction with U.S. Hwy. 395 or 1.6 miles E of Sierra Valley.; 0 | 1584 | Comment | ||
POM34557 | Heterotheca villosa var. minor | F. H. Hillman | 1897-7-12 | s.n. | Lassen | Chat | Comment | |||
NY783479 | Heuchera rubescens | G. Schoolcraft | 1983-6-28 | 1037 | Lassen | Wendel Canyon | 1645.9 | Comment | ||
CAS-BOT-BC312415 | Hieracium albiflorum | Alice Eastwood | 1912-8-22 | 1781 | Lassen | Trail from Morgans Springs to Sulphur Works, Lassen Butte Region | Comment | |||
OBI75888 | Hieracium albiflorum | Anthony Baniaga | 2011-8-16 | 500 | Lassen | Lassen Natl Forest. Just N of intersection 32N10H with F.S. 10. Red Cinder quad T30N R8E sec 18 NW of NW | 1905 | Comment | ||
OBI77185 | Hieracium greenei | Anthony Baniaga | 2011-7-18 | 454 | Lassen | Lassen NF.2-1/4 mi ESE of Signal Butte. Swains Hole quad. T32N R6E sec 9 NE of SW | 1700 | Comment | ||
HSC103617 | Hieracium horridum | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8020 | Lassen | Along west side of Silver Lake. | 1829 | Comment | ||
UCD107499 | Hieracium scouleri | Tim Kuhn | 2006-7-19 | 45 | Lassen | Eagle Lake Ranger District. | Comment | |||
CHSC66720 | Hieracium scouleri var. nudicaule | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8129 | Lassen | Forest Rd. 28N56 (D-Line) ca. 0.6 mi NNW of Dyer Mtn. Lookout, SSW of Westwood. Near the road. | 2011 | Comment | ||
JEPS124840 | Hippuris vulgaris | B. Corwin | 1964-6-30 | 119 | Lassen | 16 miles north of Susanville. | Comment | |||
CAS-BOT-BC280698 | Holcus lanatus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49501 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
CAS-BOT-BC150128 | Holodiscus microphyllus var. glabrescens | P. Monnet | 1913-7-4 | 802 | Lassen | Hot Springs Peak | Comment | |||
UCD85482 | Hordeum brachyantherum | L. Whitney | 1935-3-28 | Lassen | Fruit Growers Supply Co. Camp #10. | Comment | ||||
UC1142939 | Hordeum brachyantherum subsp. brachyantherum | A. L. Hormay | 1941-6-23 | 17 | Lassen | Burgess Spring Lassen National Forest, Burgess Spring | 1676 | Comment | ||
SEINET10591500 | Hordeum jubatum | Vernon H. Oswald, Lowell Ahart | 1995-8-14 | Oswald 7189 | Lassen | T33N R14E S2 NE1/4, Modoc Plateau, sagebrush scrub. Horse Lake Rd. (Lassen 536) at the railroad crossing 1 mi W of Hwy. 395, N of Susanville. Growing in moist soil along the margin of a large roadside pond. | 1646 | Comment | ||
CAS-BOT-BC143982 | Horkelia fusca var. tenella | John Thomas Howell | 1934-7-6 | 12433 | Lassen | Harvey Valley | Comment | |||
SBBG2949 | Horkelia fusca var. tenella | H. and M. Dearing | 1938-6-30 | 2229 | Lassen | N of Susanville [Hwy 44] | Comment | |||
CHSC7684 | Hydrophyllum capitatum var. alpinum | Beverley J. Wise | 1969-5-9 | 47 | Lassen | 11.0 mi. west of Susanville on Forest Service road 8246, off Hwy. 36. | 1524 | Comment | ||
UC1567386 | Hydrophyllum capitatum var. alpinum | G. Schoolcraft | 1989-5-8 | 1872 | Lassen | about 1 mi e Silva Flat Reservoir | 1737 | Comment | ||
OBI48149 | Hydrophyllum capitatum var. alpinum | Rhonda Riggins | 1989-4-27 | 1647 | Lassen | US 395, 1.1 mi N Madeline, 8.8 mi S Modoc Co line | 1676 | Comment | ||
CHSC5266 | Hypericum formosum var. scouleri | J. Wolf | 1946-6-20 | Lassen | Eagle Lake, Grasshopper Valley. | 1624 | Comment | |||
HSC93315 | Hypericum scouleri | Vernon H. Oswald, L. Ahart | 1996-8-1 | 8127 | Lassen | FS Rd. 28N56 (D-line), 2 mi. N of Dyer Mtn. Lookout, SSW of Westwood | 1738 | Comment | ||
NY52523 | Iliamna bakeri | G. Schoolcraft | 1983-8-3 | 1129 | Lassen | 5 miles w of Madeline | 1767.8 | Comment | ||
HSC63937 | Ipomopsis aggregata | Teresa Prendusi | 1980-7-21 | Lassen | Fredonyer Peak. alongside rd. to lookout | 2317 | Comment | |||
JEPS808 | Ipomopsis aggregata | Brown and Wieslander | 1922-6-19 | 1 | Lassen | Martin Springs Eagle Lake | Comment | |||
UC23470 | Ipomopsis congesta | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CHSC75515 | Ipomopsis congesta subsp. congesta | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9745 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 5.2 mi west of Hwy. 395, 0.2 mi east of the RR crossing at Karlo. | 1353 | Comment | ||
UC2062876 | Isoetes nuttallii | Forrest Freund | 2016-5-18 | 257 | Lassen | Hog flat reservoir. | Comment | |||
HSC28862 | Iva axillaris | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19298 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
RSA126721 | Iva axillaris subsp. robustior | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13265 | Lassen | Along Hwy 395, 11.8 miles NE of Litchfied | Comment | |||
UC73973 | Iva axillaris subsp. robustior | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Chat Song Valley; Honey Lake Valley | Comment | ||||
NY833699 | Ivesia baileyi | G. Schoolcraft | s.n. | Lassen | In Wendel Canyon | 1585 | Comment | |||
JEPS81018 | Ivesia paniculata | Thomas W. Nelson and Jane P. Nelson | 1980-7-6 | 5984 | Lassen | 16 mi e Adin (along Adin-Madeline Rd); Ash Valley; Ash Valley, Lassen Co. | 1554 | Comment Read comments Nov 22 2007 |
||
CAS-BOT-BC109935 | Juncus | John Thomas Howell | 1976-7-19 | 51988 | Lassen | Sierra Nevada. On Gold Creek southwest of Susanville. | 1386 | Comment | ||
UC1924587 | Juncus | Debra Valov | 2006-5-28 | 2006017 | Lassen | Bieber off County Rd A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
UC1542936 | Juncus balticus | G. Schoolcraft | 1987-5-18 | 1701 | Lassen | 17 mi e Ravendale; Pine Dunes RNA | 1706 | Comment | ||
UC2490 | Juncus balticus | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3280 | Lassen | Tule Confederacy Honey Lake Valley | Comment | |||
UC1583258 | Juncus bufonius | Noel H. Holmgren and Patricia K. Holmgren | 1980-7-3 | 9467 | Lassen | 5.6 km (3.5 mi) s Madeline (along Highway 395); Madeline Plains | 1620 | Comment | ||
JEPS127272 | Juncus bufonius var. bufonius | Lowell Ahart, John Dittes | 2016-7-13 | 21140 | Lassen | 90 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
JEPS114384 | Juncus bufonius var. congestus | Lowell Ahart, John Dittes | 2008-6-20 | 14958 | Lassen | In meadow, around a new pond, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
UC1107336 | Juncus bufonius var. occidentalis | Jean Langenheim | 1957-6-22 | 4364 | Lassen | near Eagle Lake edge; Eagle Lake | Comment | |||
CHSC13585 | Juncus ensifolius | J. Pitts | 1972-6-22 | 254 | Lassen | 140 yds. ne of Eagle Lake Field Station above marsh. | Comment | |||
UC2553 | Juncus ensifolius | Baker and Nutting | 1894-7-25 | Lassen | Willow Creek | Comment | ||||
HSC29691 | Juncus hemiendytus var. abjectus | D. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19271 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC108000 | Juncus hemiendytus var. hemiendytus | Lowell Ahart; John Dittes | 2011-6-20 | 17480 | Lassen | About 15 yards west of the stream, about 40 yards north of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
SD71006 | Juncus howellii | John Thomas Howell | 1959-9-23 | 34880 | Lassen | North end of Juniper Lake. | 2057 | Comment | ||
CAS-BOT-BC110768 | Juncus mertensianus | John Thomas Howell; Gordon H. True | 1973-8-1 | 50249 | Lassen | Sierra Nevada. Diamond Range. Gold Run Creek road south of Susanville. | 1950 | Comment | ||
POM111106 | Juncus mexicanus | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
UC2489 | Juncus mexicanus | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3278 | Lassen | Tule Confederacy Honey Lake Valley | Comment | |||
UC1601784 | Juncus nevadensis | Baker and Nutting | 1894-7-3 | Lassen | Dixie Creek | Comment | ||||
CHSC105756 | Juncus nevadensis var. nevadensis | Peter F. Zika | 2008-7-14 | 23892 | Lassen | Cascade Range Highlands (CaRH). S side of Route 44, SE end of Grays Valley near Lodgepole. | 1730 | Comment | ||
UC1601833 | Juncus parryi | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silve Lake Silver Lake | Comment | ||||
UC773861 | Juncus tenuis | L. R. Short and J. Warren | 1936-6-10 | S- 418 | Lassen | Burgess Spring Experiment Range. | Comment | |||
CHSC87114 | Juncus trilocularis | L. P. Janeway | 2001-6-20 | 7192 | Lassen | High Cascade Range. South side of the junction of the '22' road and Road 34N41; about 5.6 km south of Dixie Valley and 8.9 km north of Harvey Mountain. | 1560 | Comment | ||
RSA0035254 | Juncus trilocularis | Peter F. Zika | 2008-7-14 | 23893 | Lassen | S side of Route 44, SE end of Grays Valley near Lodgepole, Cascade Range Highlands. | 1730 | Comment | ||
SBBG126190 | Juncus trilocularis | P. F. Zika | 2008-7-14 | 23893 | Lassen | S side of St Hwy 44, SE end of Grays Valley near Lodgepole | 1730 | Comment | ||
HSC1211 | Juniperus californica | M. L. Stuart | 1965-5-2 | 55 | Lassen | 2 mi. N of Termo on Hwy. 395 | Comment | |||
CHSC13790 | Juniperus occidentalis | Anne Linda Brisk | 1969-6-19 | 6 | Lassen | 1/4 mi NE of ELBS. | 1554 | Comment | ||
CHSC66 | Juniperus occidentalis | K. McKenzie | 1928-4-10 | Lassen | Near Bieber in Big Valley. | Comment | ||||
UC1001953 | Juniperus occidentalis | Mrs. B. A. Berry | 1954-9-29 | 7 | Lassen | n Westwood | Comment | |||
UC1134300 | Juniperus occidentalis | A. Simontacchi | 1940-6-5 | 820 | Lassen | 8.0 mi wnw of Harvey Valley Ranger Station; Halls Flat Quad., Lassen National Forest | Comment | |||
UC1136938 | Juniperus occidentalis | L. R. Short | 1936-9-30 | S- 508 | Lassen | Burgess Spr. Exp. Range Lassen Forest, Burgess Spr. Exp. Range | 1828 | Comment | ||
UC766732 | Juniperus occidentalis | R. F. Hoover | 1940-9-21 | 4606 | Lassen | 4 mi w Susanville | Comment | |||
UCR164513 | Juniperus occidentalis | Maile Neel | 2000-4-29 | G- 5 | Lassen | Northern Sierra Nevada Mountains, Lassen National Forest, six miles west of Susanville on Hwy 36, at intersection with Eagle Lake Road (A1) near Eagle Lake Ranger Station, | 1400 | Comment | ||
UCR162426 | Juniperus occidentalis subsp. australis | David A. Charlet | 1991-8-7 | 909 | Lassen | East shore of Eagle Lake | 1616 | Comment | ||
SEINET10613513 | Juniperus occidentalis subsp. australis | Mary Susan Taylor | 1982-5-29 | Taylor 4570 | Lassen | T22N R17E e1/2 sw1/4 sec 23. Loyalton quad. In sagebrush Scrub along dirt road paralleling Highway 395 on its east side, ca 1/2 mile north of 395 jct with Scott Road, ca 20 miles northof Reno. | 1525 | Comment | ||
CAS-BOT-BC81269 | Juniperus occidentalis var. australis | John Thomas Howell | 1976-7-19 | 51945 | Lassen | Southwest of Susanville on Gold Run Road | 1341 | Comment | ||
POM119004 | Juniperus occidentalis var. occidentalis | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
RSA519137 | Juniperus occidentalis var. occidentalis | George K. Helmkamp | 1990-9-23 | D- 6 | Lassen | 20 miles N of Litchfield along U.S. Hwy 395 | 1433 | Comment | ||
UCR3791 | Juniperus occidentalis var. occidentalis | Frank C. Vasek | 1964-9-12 | 640912- 09 | Lassen | US Hwy 395, at Hwy rest area 12.2 mi south of Ravendale | Comment | |||
SEINET11066903 | Juniperus osteosperma | G. Schoolcraft | 1998-4-27 | 2705 | Lassen | N end of Fort Sage Mountains, W slope. | 1951 | Comment | ||
CHSC66402 | Kelloggia galioides | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7768 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the N side of Hwy. 36 ca. 0.2 mi E of the 7 mile post. | 1432 | Comment | ||
CHSC91190 | Koeleria macrantha | Lowell Ahart; John Dittes | 2005-6-1 | 11860 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
CAS-BOT-BC349842 | Lactuca tatarica subsp. pulchella | Gary Schoolcraft | 1986-9-4 | 1669 | Lassen | Along n. shore of Eagle Lake 33-12-30 | 1554 | Comment | ||
UCD133500 | Lactuca tatarica subsp. pulchella | W. L. Jepson | 1918-8-2 | s.n. | Lassen | lower bench of Long Valley Creek. Beckwith Pass. | 1463 | Comment | ||
JEPS89760 | Lasthenia glaberrima | Dean Wm. Taylor with Glenn L. Clifton, Rexford E. Palmer and Roy Buck | 1988-6-6 | 9004 | Lassen | road from Bieber to Lookout 0.5 mi s of the Modoc County Line (Big Valley, Pit River Watershed); Big Valley, Pit River Watershed | 1249 | Comment | ||
CAS-BOT-BC352940 | Lasthenia glaberrima | Wm. Anderson | 1960-6-6 | s.n. | Lassen | Barrow pit along county road S. of Mapes Ranch, Henry Lake Valley | Comment | |||
UC1137764 | Lathyrus brownii | August L. Hormay | 1934-5-9 | Lassen | Black Mt. Headquarters Lassen National Forest | 1706 | Comment | |||
POM253248 | Lathyrus pauciflorus subsp. brownii | A. A. Heller | 1938-6-4 | 15147 | Lassen | 1 mile east of Fredonyer Pass. | 1707 | Comment | ||
POM277812 | Lathyrus sulphureus | Lyman Benson | 1932-5-14 | 3584 | Lassen | Coarsegold | 549 | Comment Read comments Jul 2 2013 |
||
CHSC5215 | Layia glandulosa | 1944-6-28 | Lassen | Eagle Lake. | 1584 | Comment | ||||
CHSC7632 | Layia glandulosa | Beverley J. Wise | 1969-5-3 | 25 | Lassen | 4.3 mi. east on Las. Co. Rd. 338 beyond junction with Hwy 395. | 1554 | Comment | ||
OBI76935 | Layia glandulosa | Anthony Baniaga | 2011-6-11 | 332 | Lassen | Lassen Natl forest. At intersection of A1 and Sydnes Rd, N side of Eagle lake. Troxel Point quad T33N R11E sec 21 | 1623 | Comment | ||
UC1567443 | Layia glandulosa | G. Schoolcraft | 1989-5-31 | 1884 | Lassen | 3 mi n Wendel road (along Skedaddle Rch. Road) | 1463 | Comment | ||
CAS-BOT-BC321495 | Layia glandulosa | M. S. Taylor | 1982-5-29 | 4571 | Lassen | 500 yds NE of the jct of Hwy 70 with Hwy 395 at Hallelulia Jct, ca 23 mi N of Reno. | 1524 | Comment | ||
CAS-BOT-BC321497 | Layia glandulosa | Margaret Williams | 1974-7-27 | 74- 2 -51 | Lassen | Burned area near Hallelujah Junction, W of Hwy 395 and S of Hwy 70 | 1493 | Comment | ||
RSA715552 | Layia glandulosa subsp. glandulosa | L. Ahart, John Dittes | 2005-6-1 | 11889 | Lassen | On the north side of Scott Road, Long Valley, about 4.25 miles (air) north of the intersection of Scott Road and Highway 70, 5.5 miles (air) northwest of Hallelujah Junction. | 1434 | Comment | ||
JEPS89219 | Lemna minuscula | Mrs. R. M. Austin | June, 1894 | Lassen | Cold Springs, Willow Creek Valley Willow Creek Valley; North East California, Cold Springs, Willow Creek Valley | Comment | ||||
CHSC4789 | Lemna trisulca | R. Carter | 1967-7-13 | 591 | Lassen | Ca. 5 mi E of Eagle Lake Biology Station, at point where rd. comes nearest to Willow Creek. | 1560 | Comment | ||
UC1101286 | Lemna turionifera | Malcolm A. Nobs, S. Galen Smith | 1949-7-21 | 1051 | Lassen | 1 mi e of Madeline | Comment | |||
CHSC29943 | Lepidium campestre | Robin L. Ondricek | 1978-6-19 | 61 | Lassen | Outside the lab at ELFS. | 1554 | Comment | ||
CAS-BOT-BC88939 | Lepidium dictyotum | Arnold Tiehm | 1980-5-29 | 5747 | Lassen | North end of Honey Lake Valley, just north of Hot Springs 1.1 air mile north-northwest of Wendel. | 1231 | Comment | ||
POM94542 | Lepidium dictyotum | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat | 1616 | Comment | ||
UCR47477 | Lepidium draba | Don Pendleton | 1986-6-24 | s.n. | Lassen | 5 miles south of Termo on Hwy 395 | 1617 | Comment | ||
CAS-BOT-BC89719 | Lepidium latifolium | John Thomas Howell | 1975-7-23 | 51384 | Lassen | Sierra Nevada. Eagle Lake Cucumber Company yard. Susanville. | 1295 | Comment | ||
CAS-BOT-BC89721 | Lepidium latifolium | G. Schoolcraft | 1987-9-24 | 1780 | Lassen | Along Riverside Drive in Susanville. | 1310 | Comment | ||
CHSC117182 | Lepidium perfoliatum | Lowell Ahart; John Dittes | 2016-6-7 | 21017 | Lassen | On the east edge of State Highway 299, Big Valley Mountains, 0.4 mile (air) southwest of Bieber. | 1397 | Comment | ||
HSC63973 | Lepidium perfoliatum | J. P. Smith, J. O. Sawyer | 1971-5-23 | 4665 | Lassen | Junction of Hwy. 139 and road to Thermo | Comment | |||
UC1126714 | Lepidium perfoliatum | A. Simontacchi | 1940-6-8 | 829 | Lassen | Halls Flat Ranger Station Lassen National Forest, Halls Flat Quad. | 1706 | Comment | ||
SEINET10448293 | Lepidium perfoliatum | Mary Susan Taylor | 1982-5-29 | Taylor 4565 | Lassen | T22N R17E se sec 23. Loyalton quad. NW corner of the jct of Scott Rd and Hwy 395, ca. 20 mi n of Reno; in Sagebrush Scrub. 4900 ft. | 1493 | Comment | ||
CAS-BOT-BC12987 | Lepidium virginicum | John Thomas Howell | 1974-7-10 | 50531 | Lassen | Sierra Nevada. Elysian Valley. | 1325 | Comment | ||
UC584305 | Lesquerella occidentalis subsp. occidentalis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2271 | Lassen | s Susanville (Bare summit ridge and ridges south west of Diamond Mt.); bare summit ridge and ridges sw of Diamond Mt. | 2164 | Comment | ||
UC1553404 | Leucocrinum montanum | G. Schoolcraft | 1988-5-11 | 1794 | Lassen | n of Said Valley Reservoir (along Hwy 139) | 1676 | Comment | ||
UC1609488 | Leucocrinum montanum | Vernon H. Oswald and Lowell Ahart | 1993-5-12 | 5375 | Lassen | Hwy 44 1.6 mi n.w. of its intersection with A21 (to Westwood) (ne side of Hwy 44) | 1737 | Comment | ||
CAS-BOT-BC508364 | Leucocrinum montanum | Ellsworth Bethel | 1923-5-24 | s.n. | Lassen | Poison Lake | Comment | |||
CAS-BOT-BC508369 | Leucocrinum montanum | Louella Bass | 1973-4-29 | 31 | Lassen | Elysian Valley, Sierra Nevada | 1325 | Comment | ||
UC1583992 | Lewisia nevadensis | G. Schoolcraft | 1990-5-15 | 2044 | Lassen | 3 mi s Nubieber; John's Valley | 1402 | Comment | ||
CAS-BOT-BC444185 | Lewisia nevadensis | Mrs. H. C. Cantelow | 1941-5-22 | s.n. | Lassen | Fredonyer Pass, 13.5 miles west of Susanville. | Comment | |||
CHSC36446 | Lewisia rediviva | Jeffrey R. Peek | 1982-6-1 | 23 | Lassen | Ca 2 mi e of Horse Lake. | Comment | |||
CDA7155 | Leymus cinereus | G. Schoolcraft | 1993-9-18 | s.n. | Lassen | 1 mile N of Sagehen on W side of Hwy 395. | Comment | |||
UC1924193 | Leymus cinereus | Debra Valov | 2005-8-20 | 2005237 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1279 | Comment | ||
UC921130 | Leymus cinereus | Vesta Holt | 1945-8-12 | Lassen | in meadows near shore of Eagle Lake | Comment | ||||
UCD64234 | Leymus cinereus | G. Schoolcraft | 1993-9-18 | 2343 | Lassen | 1 mi. N of Sagehen Summit on W side of Hwy 395. | 1706 | Comment | ||
CAS-BOT-BC274463 | Leymus triticoides | J. Burtt Davy | 1897-6-17 | 3320 | Lassen | Honey Lake Valley | Comment | |||
CDA18262 | Leymus triticoides | G. D. Barbe | 1974-8-2 | 1924 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
CAS-BOT-BC130708 | Lilium pardalinum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49433 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
UCR227639 | Limosella acaulis | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 47206 | Lassen | Modoc Plateau, Hwy 395, c. 5 mi north of Madeline [at Smith Reservoir] and c. 5.5 mi south of Modoc Co. line | 1616 | Comment | ||
POM312522 | Limosella aquatica | Malcolm A. Nobs, S. Galen Smith | 1949-7-20 | 1046 | Lassen | Bieber, along Highway 299. | Comment | |||
RSA0011457 | Linanthus | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46973 | Lassen | Along Highway 395 ca. 6 miles north of Madeline and 4.5 miles south of Modoc county line. | 1616 | Comment | ||
JEPS107873 | Linanthus ciliatus | Lowell Ahart, John Dittes | 2005-6-2 | 11936 | Lassen | Along a poor dirt road, about 1 1/2 miles northeast of the Anderson Ranch home, Long Valley, about 6 miles (air) north of the intersection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction | 1600 | Comment | ||
OBI75885 | Linanthus pungens subsp. pulchriflorus | Anthony Baniaga | 2011-7-1 | 415 | Lassen | BLM. Fort Sage MTs OHV trailhead area, E of Doyle. Quad | 1442 | Comment | ||
UC1136855 | Linum lewisii | L. R. Short and D. Gish | 1936-6-5 | S 385 | Lassen | Lassen National Forest, Burgess Spring Experiment Range Burgess Spring Experiment Range; Lassen National Forest, Burgess Spring Experiment Range | 1760 | Comment | ||
CHSC36496 | Linum lewisii var. lewisii | Theresa Costa | 1982-6-3 | 30 | Lassen | Ca. .8 mi s jct forest service rds 5.I6 and 5.I7, ca. 5 yd w 5.I6, heading towards 50corners. | Comment | |||
CHSC4431 | Linum lewisii var. lewisii | K. R. Stern | 1967-7-1 | 2472 | Lassen | Ca. 2 mi. S of S end of Eagle Lake. | 1676 | Comment | ||
CHSC4888 | Linum lewisii var. lewisii | Bill Wilson | 1967-7-1 | 7 | Lassen | Collected on Rd. #5.00, 2.5 mi. S of Eagle Lake Biological Station. 8 mi. N of Susanville. | 1645 | Comment | ||
CHSC61430 | Linum lewisii var. lewisii | Vernon H. Oswald; Lowell Ahart | 1993-8-18 | 5832 | Lassen | Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. Common in loose rock approaching the highest point on the ridge from the north. | 2484 | Comment | ||
CHSC80221 | Linum lewisii var. lewisii | Jeanne Boze | 1981-6-12 | 110 | Lassen | Along road to 5 corners, 3.1 from Eagle Lake Field Station. | 1737 | Comment | ||
CHSC68765 | Lithophragma glabrum | Vernon Oswald | 1997-5-27 | 8524 | Lassen | North of Susanville on Frest Route 38N04 0.4 mi south of Coyote Flat, 4.3 mi northeast of Hwy. 139. | 1798 | Comment | ||
JEPS47654 | Lithophragma parviflorum | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
CAS-BOT-BC428422 | Lithophragma tenellum | John Thomas Howell | 1934-6-14 | 12129 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
CHSC68766 | Lithophragma tenellum | Vernon H. Oswald | 1997-5-27 | 8503 | Lassen | North of Susanville on Forest Route 38N04 (between Hwy. 139 near Willow Creek Guard Station and Coyote Flat), 0.1 mi east of Hwy. 139. | 1546 | Comment | ||
UC1609478 | Lithophragma tenellum | Vernon H. Oswald and Lowell Ahart | 1993-6-3 | 5478 | Lassen | Champs Flat Rd (Lassen 21/105, Forest 32N02), 3.7 mi n Hwy 44 at spur rd 32N02E (between Poison Lake and Susanville, se side of Pine Creek Valley); Pine Creek Valley, btw Poison Lake and Susanville | 1731 | Comment | ||
CHSC111397 | Lithospermum arvense | Lowell Ahart; John Dittes | 2012-7-11 | 18351 | Lassen | On damp, bare soil, north edge of a farmed field, on the south side of the highway, about 100 yards east of Cable Road and Pittville Road, 2.16 miles (air) north-northeast of Pittville, 3955 feet east of Lassen-Shasta County Line, Fall River Valley. | 1205 | Comment | ||
SBBG125299 | Lithospermum arvense | L. Ahart, J. Dittes | 2012-7-11 | 18351 | Lassen | N edge of a farmed field, S side of hwy, ca. 100 yards E of Cable Rd and Pittville Rd, 2.16 mi NNE of Pittville, 3955 feet E of Lassen-Shasta County Line, Fall River Valley | 1205 | Comment | ||
UC506915 | Lithospermum ruderale | George A. Fischer and Irwin H. Johnson | 1933-7-19 | F 262 | Lassen | Lassen; Sec. 2 | 1783 | Comment | ||
CHSC7698 | Lolium multiflorum | Beverley J. Wise | 1969-5-23 | 132 | Lassen | 34.8 mi. S.E. of Susanville on Las. Co. Rd. 320. | 1249 | Comment | ||
SEINET8588616 | Lomatium austiniae | S. Jesselson, A. Ortega, J. White, A. Rosenblum | 2015-5-28 | NV 030 -1064 | Lassen | Plumas allotment. HWY 395 into CA, first median crossing after check station, turn right, follow road left (north) to proposed fence site perpendicular to power line. | 1547 | Comment | ||
CHSC87108 | Lomatium bicolor var. leptocarpum | L. P. Janeway | 2001-6-19 | 7186 | Lassen | High Cascade Range. Southeast edge of Long Lake (which is dry) at west end of Long Valley; 6.4 km north-northwest of Harvey Mountain. | 1640 | Comment | ||
CAS-BOT-BC211117 | Lomatium canbyi | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6552 | Lassen | Just S of Ravendale | 1580 | Comment | ||
RSA452590 | Lomatium donnellii | Christopher Davidson | 1975-6-7 | 2755 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
UC1123079 | Lomatium macrocarpum | A. Simontacchi | 1940-5-17 | 750 | Lassen | 1.1 mi. s.-s.w. Dixie Spring; Halls Flat Quad. | Comment | |||
CHSC66230 | Lomatium nevadense var. nevadense | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7862 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. | 1633 | Comment | ||
JEPS107470 | Lomatium nevadense var. nevadense | Lowell Ahart, John Dittes | 2005-6-1 | 11847 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
POM78132 | Lomatium nudicaule | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin s Ranch. | 1463 | Comment | ||
CAS-BOT-BC217793 | Lomatium ravenii | Rhonda Riggins | 1989-4-27 | 1641 | Lassen | US 395, 14 mi. N. Litchfield, 21 mi. S. Ravendale | 1310 | Comment | ||
CHSC27666 | Lomatium ravenii | Robert A. Schlising | 1978-7-2 | 3309 | Lassen | Ca 1.5 mi S Ravendal, near jct hwy 395 and horse Lake Road; large population between Horse Lake Road and S. Pac. RR tracks. | 1621 | Comment | ||
RSA0049623 | Lomatium ravenii | Dean Wm. Taylor | 2012-5-17 | 21208 | Lassen | Madeline Plains, at the western base of Juniper Ridge (ca. 5 miles E of Termo) | 1615 | Comment | ||
UC1228811 | Lomatium ravenii | Lincoln Constance and Emil DiFulvio | 1962-4-16 | 3747 | Lassen | 1 mi. s. Ravendale | 1615 | Comment | ||
OBI81733 | Lomatium ravenii | Tracey Call, Viola Call | 1961-5-30 | 2048 | Lassen | about 2 miles south of Ravendale | Comment | |||
CHSC42629 | Lomatium triternatum var. macrocarpum | Vernon Oswald | 1986-5-28 | 2059 | Lassen | Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville. | 1645 | Comment | ||
OBI81391 | Lomatium vaginatum | Tracey Call, Viola Call | 1961-5-30 | 2049 | Lassen | Ravendale, Horse Lake road. 1/8 mile west of Jct. with 395 about 1.5 miles south of Ravendale, in sagebrush. Yellow blossom. | 1463 | Comment | ||
UC1390555 | Lomatium vaginatum | Maynard Moe | Aug 1970 | 278 | Lassen | about 0.6 mi S of Madeline (Hwy 395) | 1615 | Comment | ||
UCD55281 | Lomatium vaginatum | Ellen Dean; Gary Schoolcraft | 2006-5-16 | 3100 | Lassen | East of town of Susanville, along County Road A27 (Center Road). Private land north of California Correctional Facility owned by Virginia Johnston, to be purchased by state for expansion of alfalfa fields. | 1207 | Comment | ||
RSA370319 | Lomatium vaginatum | A. Tiehm, Margaret Williams, Gary Schoolcraft | 1986-5-12 | 10345 | Lassen | 6.7 road miles east of Highway 395 on dirt road to Smoke Creek and the Smoke Creek Desert | 1418 | Comment | ||
JEPS13678 | Lonicera conjugialis | W. L. Jepson | 1910-6-11 | 4119 | Lassen | Snag Lake | 1889 | Comment | ||
CAS-BOT-BC200923 | Lotus | John Thomas Howell | 1976-7-19 | 51953 | Lassen | Southwest of Susanville on Gold Run Road | 1341 | Comment | ||
JEPS87400 | Lotus corniculatus | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5608 | Lassen | 1.5 mi ne of Aspen Well (n of Hwy 44 on Harvey Rd One (34N27), n of Harvey Valley, ne of Poison Lake); Harvey Rd One | 1761 | Comment | ||
JEPS114702 | Lotus denticulatus | Lowell Ahart, John Dittes | 2008-6-20 | 14970 | Lassen | About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
RSA406186 | Lotus humistratus | W. Hutchinson | 1925-7-1 | s.n. | Lassen | Lassen | Comment | |||
UC15657 | Lotus nevadensis var. nevadensis | Milo S. Baker | 1893-7-3 | Lassen | Big Valley | Comment | ||||
UC862219 | Lotus purshianus var. purshianus | A. A. Heller | 1938-7-28 | 15300 | Lassen | just e Westwood | Comment | |||
NY716011 | Lotus tenuis | A. J. Cronquist | 1959-6-17 | 8474 | Lassen | Old field near Honey Lake, 1 mile southeast of Milford, 26 miles southeast of Susanville | 1311 | Comment | ||
POM253309 | Lotus unifoliolatus | A. A. Heller | 1938-7-28 | 15300 | Lassen | Just east of Westwood. | Comment | |||
CHSC117281 | Ludwigia palustris | Lowell Ahart; John Dittes | 2016-7-15 | 21220 | Lassen | About 50 yards west of the road and about 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC4980 | Lupinus | R, Cliquennoi | 1967-6-30 | 36 | Lassen | 2 mi from Eagle Lake Biological Station abundant along roadside. | 1554 | Comment | ||
RSA0027355 | Lupinus | John F. Emmel | 1994-7-17 | 1330 | Lassen | Summit area of Observation Peak. | 2378 | Comment | ||
RSA624904 | Lupinus | Jeffrey Huber | 1971-6-2 | 110 | Lassen | 4 mi. S of Adin along Calif. Hwy. 139. | Comment | |||
CAS-BOT-BC198407 | Lupinus albifrons var. albifrons | Doris Kildale Gillespie | 1930-5-12 | 9323 | Lassen | 2 miles north of Susanville on road to Alturas | Comment | |||
JEPS108147 | Lupinus andersonii | L. P. Janeway, B. Castro | 2005-7-10 | 8482 | Lassen | Northern High Sierra Nevada. Crest of the Diamond Mountains overlooking Janesville and the north end of Honey Lake; 0.2 km north of Road 28N01 and 0.6 km east of junction of Janesville Grade Road (Road 208 & 28N02) and Road 28N01 | 1859 | Comment | ||
CHSC905 | Lupinus arbustus | R. Gein | 1946-6-20 | Lassen | Mt. Fredonyer. | 2133 | Comment | |||
CHSC5285 | Lupinus arbustus var. calcaratus | 1927-6-1 | Lassen | Eagle Lake. Mt. Freedonyer. | 2072 | Comment | ||||
UC1609458 | Lupinus argenteus | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5514 | Lassen | ca 3 mi w Eagle Lake (Eagle Lake Rd. (Lassen A1) 0.5 mi sw Spaulding Tract Rd. (Rd. 518, 33N89)); w of Eagle Lake | 1810 | Comment | ||
CAS-BOT-BC208731 | Lupinus argenteus var. heteranthus | M. S. Taylor | 1982-6-12 | 4653 | Lassen | Doyle, ca. 0.5 mi E of Hwy 395 | Comment | |||
CAS-BOT-BC208739 | Lupinus argenteus var. heteranthus | Mrs. H. C. Cantelow | 1941-5-22 | s.n. | Lassen | In lava country, 11.7 miles south of Ravendale, on U.S. 395 | Comment | |||
CAS-BOT-BC208743 | Lupinus argenteus var. heteranthus | Roxana S. Ferris; Rena Duthie | 1919-6-13 | 18 | Lassen | Madaline | Comment | |||
CAS-BOT-BC208754 | Lupinus argenteus var. heteranthus | W. W. Eggleston | 1927-7-14 | 21512 | Lassen | Willow Creek, near Hayden Hill, Modoc Forest | 1500 | Comment | ||
CAS-BOT-BC208759 | Lupinus argenteus var. heteranthus | Charles Piper Smith | 1947-5-23 | 47349 | Lassen | Susanville, 1.4 miles west, Highway 36 | Comment | |||
CAS-BOT-BC208768 | Lupinus argenteus var. heteranthus | A. B. Clawson | 1935-7-13 | C- 213 | Lassen | 3 mi. SW of Madeline | Comment | |||
CHSC91670 | Lupinus argenteus var. heteranthus | L. P. Janeway | 2005-7-3 | 8459 | Lassen | High Cascade Range. At junction of Road 22 and Road 35N40; 4.0 air km north-northwest of Blacks Ridge Lookout Tower. | 1523 | Comment | ||
JEPS117258 | Lupinus argenteus var. heteranthus | Lowell Ahart, John Dittes | 2010-7-31 | 16977 | Lassen | About 100 yards northeast of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin | 1520 | Comment | ||
NY736923 | Lupinus argenteus var. heteranthus | P. A. Munz | 1947-5-20 | 11888 | Lassen | Milford | 1265 | Comment | ||
RSA160042 | Lupinus argenteus var. heteranthus | David B. Dunn | 1956-7-3 | 11919 | Lassen | On Highway 395. | Comment | |||
UC1129448 | Lupinus argenteus var. heteranthus | A. E. Wieslander | June 1929 | 109 | Lassen | Constantia; Sierraville Quad. | Comment | |||
UC1129768 | Lupinus argenteus var. heteranthus | A. Simontacchi | 1940-6-28 | 721 | Lassen | 5.7 mi s Eldridge; Lassen National Forest, Halls Flat Quad. | Comment | |||
UC865100 | Lupinus argenteus var. heteranthus | W. A. Archer | 1938-6-16 | 6020 | Lassen | 5 mi w Doyle; w of Doyle | Comment | |||
CHSC91927 | Lupinus argenteus var. meionanthus | L. P. Janeway; B. Castro | 2005-7-10 | 8477 | Lassen | Northern High Sierra Nevada. Crest of the Diamond Mountains overlooking Janesville and the north end of Honey Lake; 0.2 km north of Road 28N01 and 0.6 km east of junction of Janesville Grade Road (Road 208 and 28N02) and Road 28N01. | 1859 | Comment | ||
RSA60369 | Lupinus caudatus | E. K. Balls | 1950-5-9 | 15948 | Lassen | 6 miles south of Doyle. | 1372 | Comment | ||
SEINET12161686 | Lupinus caudatus | N. E. Heiken | 1978-1 | 57 | Lassen | SE of Eagle L. T31N R11E Sec22 | 1554 | Comment | ||
SEINET10490607 | Lupinus caudatus subsp. caudatus | Douglas G. LeDoux, David B. Dunn | 1973-5-24 | LeDoux 863 | Lassen | Collected on road bank 24 mi n of calif. State line on hwy 395. | Comment | |||
SEINET10490671 | Lupinus caudatus subsp. caudatus | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 458 | Lassen | 6 mi. N of hallelujah jact on us hwy 395, in aremisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
POM23529 | Lupinus confertus | Marcus E. Jones | 1897-6-16 | s.n. | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
RSA87160 | Lupinus confertus | Mary DeDecker | 1955-8-25 | 262 | Lassen | Honey Lake: Highway 395. | Comment | |||
CHSC4818 | Lupinus lepidus var. confertus | R. Carter | 1967-7-16 | 618 | Lassen | Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca. 12 mi n of Susanville, on s side of rd. | Comment | |||
CHSC91961 | Lupinus lepidus var. confertus | Richard R. Halse | 2004-7-22 | 6670 | Lassen | Along U.S. Hwy. 395 ca. 7.8 miles southeast of Susanville. | 1293 | Comment | ||
UC127007 | Lupinus lepidus var. confertus | M. S. Baker and Frank Nutting | 1894-6-20 | Lassen | Big Valley | Comment | ||||
UC764829 | Lupinus lepidus var. confertus | R. F. Hoover | 1940-10-1 | 4653 | Lassen | Janesville | Comment | |||
SEINET8051629 | Lupinus lepidus var. confertus | M. J. Williams | 1983-7-31 | 83- 126 -1 | Lassen | Roadside near Janesville | 1280 | Comment | ||
UC1481378 | Lupinus lepidus var. sellulus | B. J. Cox | 1971-6-11 | 3186 | Lassen | 3 mi E of Westwood ( on Ca. Hwy. 36) | 1607 | Comment | ||
UCD18975 | Lupinus lepidus var. sellulus | Jack N. Reppert | 1964-8-5 | 29 | Lassen | Lassen National Forest, Harvey Valley Allotment (HV 80-75). | 1719 | Comment | ||
CHSC60830 | Lupinus leucophyllus | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5607 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. | 1725 | Comment | ||
UC506994 | Lupinus leucophyllus | George A. Fischer and Irwin H. Johnson | 1933-7-12 | 204 | Lassen | Grass Valley. | Comment | |||
JEPS114708 | Lupinus microcarpus var. microcarpus | Lowell Ahart, John Dittes | 2008-6-20 | 14969 | Lassen | About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
JEPS126528 | Lupinus microcarpus var. microcarpus | Lowell Ahart, John Dittes | 2016-6-7 | 21018 | Lassen | On the west edge of State Highway 299, Big Valley Mountains, 0.4 mile (air) northeast of Big Valley Summit, 5.0 miles (air) southwest of Bieber. | Comment | |||
SEINET8058059 | Lupinus nevadensis | G. Schoolcraft | 1997-5-7 | 2587 | Lassen | Fort Sagae Mtns. ne of Doyle CA. | 1585 | Comment | ||
CHSC5288 | Lupinus obtusilobus | 1944-7-26 | Lassen | Juniper Lake. | 2055 | Comment | ||||
RSA0005617 | Lupinus onustus | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
HSC76493 | Lupinus polycarpus | B. J. Cox, Paul Gallian | 1971-6-2 | 2576 | Lassen | 6 mi. S of Adin, along Hwy. 139 right-of-way | 1372 | Comment | ||
SEINET8059970 | Lupinus polyphyllus var. burkei | W. W. Eggleston | 1910-1 | 6305 | Lassen | Vicinity of Doyle Station | 1240 | Comment | ||
UC82153 | Lupinus polyphyllus var. burkei | T. S. Brandegee | 1892-7-28 | Lassen | Janesville | Comment | ||||
CHSC64788 | Lupinus pusillus var. intermontanus | Vernon H. Oswald | 1995-5-31 | 6818 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 3.6 mi e of Hwy. 395, between Litchfield and Ravendale. | 1353 | Comment | ||
SEINET10488913 | Lupinus sellulus | Katherine L. Morris | 1973-5-25 | Morris 220 | Lassen | Collected at 3.5 mi w of susanville, on u.s. 36, In an area of yellow pine and Purshia. | Comment | |||
SEINET10485916 | Lupinus sellulus var. lobbii | Duane Isely, I. Isely | 1971-7-12 | Isely 11383 | Lassen | Ca 1 mi from state #44, road to bogard campground, lassen national forest (30 Mi nw of susanville). Sagebrush opening in woodlands; fugitive against rocks Or by sagebrush; arising from vertical rhizones from subterranean caudex; Corolla dull mauve; keel tip light. | 1676 | Comment | ||
POM110680 | Luzula comosa | Marcus E. Jones | 1897-7-2 | s.n. | Lassen | Near Prattville at Clear Creek. | 1524 | Comment | ||
CDA40734 | Lycopus americanus | Yeager | Aug 1929 | s.n. | Lassen | Honey Lake District. | 0 | Comment | ||
JEPS127348 | Lythrum hyssopifolia | Lowell Ahart, John Dittes | 2016-7-13 | 21125 | Lassen | 30 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
JEPS88431 | Lythrum portula | Vernon H. Oswald and Lowell Ahart | 1996-8-1 | 8104 | Lassen | sw of Westwood (ne of Indian Ole Dam, Mountain Meadows Reservoir); Mountain Meadows Reservoir | Comment | |||
RSA518416 | Machaeranthera canescens var. canescens | George K. Helmkamp | 1990-9-23 | G- 8 | Lassen | N of Ravendale | 1677 | Comment | ||
SEINET3155222 | Machaerocarpus californicus | M. E. Jones | 1897-6-24 | sn | Lassen | 10 to 15 miles west from Amedee | 1219 | Comment | ||
UC905682 | Madia citrigracilis | David D. Keck | 1930-7-23 | 949 | Lassen | Susanville Sierra Nevada, Susanville | 1280 | Comment | ||
UC1567356 | Madia citriodora | G. Schoolcraft | 1989-6-5 | 1897 | Lassen | intersection of Highway 139 and A2 s Adin | 1341 | Comment | ||
UCR67469 | Madia elegans | George K. Helmkamp | 1990-10-4 | M 11 | Lassen | Eastern Sierra Nevada Mountains, Plumas National Forest, south of Susanville, north of Milford Pass | 1463 | Comment | ||
SD50990 | Madia elegans | Darley F. Howe | 1960-9-21 | Lassen | 2 miles north of Janesville on #395 | Comment | ||||
CHSC29911 | Madia glomerata | Robin L. Ondricek | 1978-8-26 | 126 | Lassen | At roadside ca. .5 mi n of turn-off to ELFS on Hwy 139. | 1493 | Comment | ||
SEINET515862 | Madia glomerata | Vernon H. Oswald | 1998-9-8 | 9576 | Lassen | Hwy. 299 at the railroad overpass on the east side of Nubieber. | 1256 | Comment | ||
CAS-BOT-BC334689 | Madia glomerata | David D. Keck | 1930-7-23 | 955 | Lassen | Fifteen miles west of Susan ville, Sierra Nevada | 1524 | Comment | ||
CAS-BOT-BC343058 | Madia gracilis | John Thomas Howell | 1973-7-10 | 49781 | Lassen | Fredonyer Pass | 1737 | Comment | ||
CAS-BOT-BC343061 | Madia gracilis | Noel H. Holmgren; Patricia K. Holmgren | 1980-7-4 | 9497 | Lassen | Observation Peak, south base in upper Smoke Creek drainage, 19 km (12 mi) airline distance east-southeast of Ravendale | 1680 | Comment | ||
CHSC12436 | Malacothrix | Robert W. Severin | 1969-6-25 | 19 | Lassen | Murrer's Upper Meadow, 2 mi es e of E.L.B.S. Near west side of meadow. | 1584 | Comment | ||
CHSC64758 | Malacothrix torreyi | Vernon H. Oswald | 1995-5-24 | 6786 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) at milepost 18.5, ca. 1 mi e of Duck Lake Rd. On the s side of the road. | 1219 | Comment | ||
UCR67380 | Malvella leprosa | George K. Helmkamp | 1990-9-23 | A- 8 | Lassen | Northern Sierra Nevada Mountains, 3 mi east of Susanville, along State Road 36 | 1345 | Comment | ||
UC810848 | Marsilea | C. L. Hitchcock | 1940-5-26 | 6649 | Lassen | 1 mi w Bieber (overflow of Pitt River) | Comment | |||
JEPS114749 | Matricaria discoidea | Lowell Ahart, John Dittes | 2008-6-22 | 15024 | Lassen | End of a levee, about 100 yards east of the tall poles, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber | 1260 | Comment | ||
SEINET10475266 | Matricaria occidentalis | Mary Susan Taylor | 1982-6-12 | Taylor 4651 | Lassen | 4010 ft. T28N R14E se sec 3. Standish quad. Alkali flats in Hartson Lake Refuge, 1 mi n of Hartson Lake on n side of Honey Lake, ca. 13 mi se of Susanville. | 1222 | Comment | ||
CHSC27638 | Medicago lupulina | Jerry Snodgrass | 1978-7-16 | 50 a | Lassen | Along Hwy 36, several mi E of Freedonyer Pass. | 1493 | Comment | ||
SCFS2169 | Medicago sativa | H. Naqui | 1965-7-13 | 130 | Lassen | PCT dunes [?] bridge, Hwy 139 | 1402 | Comment | ||
UCD37478 | Melica fugax | Beecher Crampton | 1960-6-18 | 5726 | Lassen | Lassen County, southern Warner Mountains, 1.25 miles north of Blue lake, in vicinity of Blue Lake Ranch. | 1981 | Comment | ||
UCD87291 | Melica fugax | Jack Major | 1966-6-24 | s.n. | Lassen | Lassen County (northeastern): Long Valley, 3 miles airline southwest of Patterson Guard Station, Modoc National Forest. | Comment | |||
NY22895 | Mentzelia albicaulis | LeDoux | 1973-5-25 | 869 | Lassen | Collected 3 miles north of Milford, on Highway 395 at Honey Lake campgrounds | Comment | |||
CHSC5299 | Mentzelia congesta | R. Gein | 1946-6-25 | Lassen | Webb's Camp, Eagle Lake. | 1554 | Comment | |||
JEPS94543 | Mentzelia dispersa | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8603 | Lassen | s of Susanville (on n side of Diamond Mountain at a stream on Forest Road 29N43, 3.5 mi e of Gold Run Road); Diamond Mountain, Forest Road 29N43 | 1655 | Comment | ||
RSA715543 | Mentzelia dispersa | L. Ahart | 2005-6-1 | s.n. | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 air miles northwest of the intersection of Scott Road and Highway 70, 3.9 air miles northwest of Hallelujah Junction. | 1449 | Comment | ||
CDA36642 | Mentzelia dispersa | T. C. Fuller | 1963-7-15 | 10900 | Lassen | Prescott Canyon, 2.5 miles north of Hayden Hill, ca. 15.5 miles south of Adin. | 0 | Comment | ||
SD130462 | Mentzelia dispersa | John Thomas Howell, Gordon H. True | 1973-8-1 | 50204 | Lassen | The Sierra Nevada. Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville. | 2164 | Comment | ||
SEINET5333248 | Mentzelia laevicaulis | R. H. Miller | 1954-8-27 | 1116 | Lassen | On U.S. 395, 3 miles north of Doyle. | Comment | |||
CHSC7719 | Mertensia ciliata var. stomatechoides | Clarence Ash | 1969-5-21 | 2 | Lassen | Diamond Mountain, distance from Susanville undetermined. | 1828 | Comment | ||
SBBG2836 | Micranthes integrifolia | H. and M. Dearing | 1938-6-30 | 2232 | Lassen | Box 20 mi N of Susanville [Hwy 44] | 1066 | Comment | ||
CHSC68767 | Micranthes nidifica | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8499 | Lassen | North of Susanville on Forest Route 38N04 (between Hwy. 139 near Willow Creek Guard Station and Coyote Flat), 0.1 mi east of Hwy. 139. On the margin of the flood plain of a small creek paralleling the road. | 1546 | Comment | ||
CAS-BOT-BC322656 | Microseris laciniata | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7998 | Lassen | Bieber | Comment | |||
CHSC99295 | Microseris laciniata subsp. laciniata | Lowell Ahart; John Dittes | 2008-6-20 | 14951 | Lassen | About 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
UC507004 | Microseris laciniata subsp. laciniata | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 195 | Lassen | Grass Valley Lassen Forest, , Dry Lake | 1694 | Comment | ||
UC563094 | Microseris laciniata subsp. laciniata | Elmer I. Applegate | 1929-6-24 | 5879 | Lassen | near Bieber; Big Valley, Gumbo Flat | Comment | |||
POM34993 | Microseris nutans | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
CHSC66254 | Microsteris gracilis | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7844 | Lassen | Papoose Meadows locaed ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. Modoc Plateau, Montane Meadow. | 1633 | Comment | ||
NY963937 | Microsteris gracilis var. humilior | V. E. Grant | 1956-5-18 | 9802 | Lassen | About 8 miles south of Madeline | 1280 | Comment | ||
JEPS107307 | Mimulus arvensis | Lowell Ahart, John Dittes | 2005-6-1 | 11900 | Lassen | On the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction | 1459 | Comment | ||
CHSC118485 | Mimulus evanescens | Allison Sanger; Loren Gehrung | 2003-6-11 | Lassen | Lassen National Forest. Eagle Lake Ranger District. Near Rankin Flat west of Spalding, roughly 1.2 air miles west of Eagle Lake marina. | 1822 | Comment | |||
JEPS94552 | Mimulus lewisii | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8616 | Lassen | 0.7 mi e of boundary of Lassen National Forest (5.4 mi e of Gold Run Road (29N10), s of Susanville, on n side of Diamond Mountain along Forest Road 29N43); Diamond Mountain along Forest Road 29N43 | 1889 | Comment | ||
JEPS107380 | Mimulus mephiticus | Lowell Ahart, John Dittes | 2005-6-1 | 11869 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
JEPS94563 | Mimulus mephiticus | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8597 | Lassen | on Forest Rd. 29N43 1.2 mi e Gold Run Rd. (29N10) (n side of mt., s of Susanville); Diamond Mtn. | 1685 | Comment | ||
UC445158 | Mimulus moniliformis | Franklin P. Nutting | July 12 | Lassen | Pine Creek | Comment | ||||
JEPS27381 | Mimulus nanus var. mephiticus | H. W. Grinnell | 1934-6-1 | Lassen | top of divide 8 mi sw Susanville | 1950 | Comment | |||
JEPS29741 | Mimulus nanus var. mephiticus | Rimo Bacigalupi, and L. R. Heckard | 1962-5-28 | 8496 | Lassen | 2.7 mi n Milford (along U.S. Highway 395) | 1219 | Comment | ||
POM181073 | Mimulus nanus var. mephiticus | A. A. Heller, P. B. Kennedy | 1907-7-1 | 8672 | Lassen | Near Old Chat. | Comment | |||
UC27047 | Mimulus nanus var. mephiticus | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
UCD55277 | Mimulus nanus var. mephiticus | Ellen Dean | 2006-5-15 | 3092 | Lassen | East of town of Susanville, along County Road A27 (Center Road). Private land north of California Correctional Facility owned by Virginia Johnston, to be purchased by state for expansion of alfalfa fields. | 1245 | Comment | ||
POM43828 | Mimulus nanus var. nanus | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. | 1524 | Comment | ||
RSA59745 | Mimulus nanus var. nanus | N. N. Thompson | 1950-5-19 | 14786 | Lassen | 16.5 mi. W of Madeline on rd. from Adin. | 1677 | Comment | ||
RSA60366 | Mimulus nanus var. nanus | E. K. Balls | 1950-5-9 | 15953 | Lassen | 6 miles south of Milford, Hwy 395. | 1296 | Comment | ||
HSC26596 | Mimulus pygmaeus | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19272 | Lassen | In Harvey Valley near Cone Springs | Comment | |||
RSA536395 | Mimulus pygmaeus | Beth Corbin, Kim Earll, Steve Klukkert | 1991-6-20 | 629 | Lassen | Gray's Valley, 4.5 miles N of USFS Bogard Work Center. | 1715 | Comment | ||
RSA536396 | Mimulus pygmaeus | Beth Corbin | 1991-6-26 | 633 | Lassen | Big Merrill Flat. 14 miles NW of Susanville. | 1790 | Comment | ||
RSA536397 | Mimulus pygmaeus | Beth Corbin, Steve Klukkert | 1991-6-11 | 623 | Lassen | Harvey Valley, just NNE of Harvey Station. | 1690 | Comment | ||
HSC26594 | Mimulus torreyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19161 | Lassen | 3 mi. N of Westwood | Comment | |||
JEPS79150 | Mimulus torreyi | L. R. Heckard with R. Bacigalupi | 1980-6-12 | 5255 | Lassen | ne Westwood (near golf course) | 1554 | Comment | ||
UC1523779 | Minuartia douglasii | Gary Schoolcraft | 1981-6-9 | 440 | Lassen | s Pittville | 1249 | Comment | ||
UC477503 | Monardella glauca | Geo. A. Fisher | 1928-6-12 | 27 | Lassen | Lassen Forest | 1615 | Comment | ||
CAS-BOT-BC221972 | Monardella odoratissima subsp. glauca | John Thomas Howell | 1934-6-10 | 11888 | Lassen | 12 miles n. of Susanville on road to Horse Lake | Comment | |||
CHSC29936 | Monardella odoratissima subsp. glauca | Robin L. Ondricek | 1978-6-27 | 79 | Lassen | Pine Creek, sw of the bridge which crosses the creek just upstream (sw) of the California Dept. of Fish and Game's fish milking station. | 1566 | Comment | ||
CHSC29873 | Monardella odoratissima subsp. pallida | Robin L. Ondricek | 1978-6-27 | 74 | Lassen | 1977 Burn, .1 mi w of intersection with road which passes Colman Lake. | 1889 | Comment | ||
CHSC5271 | Monardella odoratissima subsp. pallida | M. West | 1946-7-12 | Lassen | Silver Lake. | 1981 | Comment | |||
UC124968 | Monardella odoratissima subsp. pallida | T. S. Brandegee | 1892-6-26 | Lassen | Milford | Comment | ||||
UC25488 | Monardella odoratissima subsp. pallida | M. S. Baker and Frank Nutting | 1894-7-28 | Lassen | mts. s Eagle Lake | Comment | ||||
CAS-BOT-BC222147 | Monardella odoratissima subsp. pallida | W. Lessig | 1967-7-20 | 28 | Lassen | 2 mi s of Five Corners on w side of rd to Dean's Meadow | 1828 | Comment | ||
CHSC99537 | Monolepis nuttalliana | Lowell Ahart; John Dittes | 2008-6-20 | 14973 | Lassen | West of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
JEPS114695 | Monolepis nuttalliana | Lowell Ahart, John Dittes | 2002-6-20 | 14973 | Lassen | W of where the levee road crosses Big Valley Canal, in Big Valley, about 4 mi (air) NE of the Headquarters at Ash Creek State Wildlife Area, about 7 mi (air) NE of Bieber | 1263 | Comment Read comments Oct 5 2019 |
||
JEPS124376 | Monolepis nuttalliana | Lowell Ahart, John Dittes | 2015-7-13 | 20311 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UC1602197 | Monolepis nuttalliana | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s. side Dixey Mts. Dixey Mts. | Comment | ||||
CAS-BOT-BC444695 | Montia chamissoi | Louella Bass | 1973-6-17 | 123 | Lassen | Elysian Valley. | 1325 | Comment | ||
CHSC64850 | Montia linearis | Vernon H. Oswald | 1995-6-26 | 6941 | Lassen | Modoc Plateau. Spooner Rd. ca. 0.3-0.4 mi e of its junction with Ash Valley Rd. (Lassen 527) in Ash Valley. Common in moist, ashy soil of small openings on a flat of sagebrush. | 1542 | Comment | ||
RSA122965 | Montia linearis | L. R. Short, Wm Gansberg | 1936-6-8 | s 392 | Lassen | Burgess Spring Exp. Range | 1744 | Comment | ||
UC1136744 | Montia linearis | A. Simontacchi | 1940-5-14 | 711 | Lassen | 10.2 mi e of Coyote Spring (Lassen National Forest); Lassen National Forest | 1699 | Comment | ||
UC1924586 | Montia linearis | Debra Valov | 2006-5-28 | 2006016 | Lassen | Bieber off County Rd A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
UCD86509 | Muhlenbergia andina | Leo Whitney | 1934-7-24 | 2195 | Lassen | Bridge Creek camp near Bridge Creek. 7-8 miles southwest of Eagle Lake, Lassen National Forest. | 1737 | Comment | ||
CAS-BOT-BC262633 | Muhlenbergia asperifolia | John Thomas Howell | 1934-7-8 | 12489 | Lassen | Spalding's, Eagle Lake | Comment | |||
CAS-BOT-BC260596 | Muhlenbergia filiformis | George W. Gillett | 1957-7-28 | 940 | Lassen | Lassen Volcanic National Park. Near W end of Widow Lake | 2072 | Comment | ||
UC1024822 | Muhlenbergia filiformis | Leo Whitney | 1935-6-21 | 3250 | Lassen | meadow Lassen National Forest, Fruit Grower's Supply Company, Camp | Comment | |||
UCD86769 | Muhlenbergia jonesii | A. H. Shunk | 1923-1 | 12 | Lassen | Bogard Ranger Station. | Comment | |||
RSA256322 | Muhlenbergia richardsonis | J. R. Reeder, C. G. Reeder | 1973-6-5 | 6236 | Lassen | 35 miles NW of Susanvill, near Pittville sing on Hwy 44 | 1738 | Comment | ||
CAS-BOT-BC275156 | Muhlenbergia richardsonis | George W. Gillett | 1957-7-22 | 871 | Lassen | Lassen Volcanic National Park. Snag Lake, S shore | 1850 | Comment | ||
CHSC64813 | Muilla transmontana | Vernon H. Oswald | 1995-5-31 | 6810 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 1.7 mi e of Hwy. 395, between Litchfield and Ravendale. | 1353 | Comment | ||
UC1126100 | Myosurus apetalus | A. Simontacchi | 1940-5-21 | 761 | Lassen | 4.1 mi e Blacks Mountain; Lassen National Forest | 1737 | Comment | ||
CHSC60917 | Myosurus apetalus var. borealis | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5651 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. Along the edge of a wet pool on the E side of the railroad, which parallels the lake shore at this point. | 1709 | Comment | ||
CAS-BOT-BC83318 | Myosurus minimus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49489 | Lassen | Sierra Nevada. Elysian Valley west of Janesville. | 1325 | Comment | ||
CHSC107321 | Myosurus minimus | Lowell Ahart; John Dittes | 2011-6-21 | 17531 | Lassen | Bottom of a vernal pool, just west of the fence, about 300 yards southwest of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. | 1268 | Comment | ||
JEPS120862 | Myosurus minimus | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18726 | Lassen | About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
NY492693 | Myosurus minimus | P. H. Raven | 1958-6-17 | 13285 | Lassen | Along U. S. Highway 395, 1.9 miles south of Ravendale | Comment | |||
UC72894 | Myosurus minimus | Milo S. Baker | 1894-7-1 | Lassen | Dixie Mts | Comment | ||||
SEINET5338223 | Myosurus minimus subsp. montanus | N. H. Holmgren, P. K. Holmgren | 1978-6-11 | 8913 | Lassen | Vicinity of spring at fork to Painters Flat on east side of Observation peak, 28 Km (17.4 mi) east of Ravendale and 22.5 Km (14 mi) airline distance. | 1676 | Comment | ||
POM93121 | Myriophyllum hippuroides | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
CHSC66864 | Myriophyllum sibiricum | Vernon H. Oswald; Lowell Ahart | 1996-9-10 | 8281 | Lassen | Mountain Meadows Reservoir SW of Westwood. Localized colony in shallow water along the railroad embankment at the northwest edge of the reservoir. | 1539 | Comment | ||
JEPS96085 | Myriophyllum sibiricum | Vernon H. Oswald and Lowell Ahart | 1996-9-10 | 8281 | Lassen | s.w Westwood (Mt. Meadows Reservoir, shallow water along R.R. embankment n.w. edge of reservoir); Mt. Meadows Reservoir | 1539 | Comment | ||
CDA36310 | Myriophyllum sibiricum | J. R. Keck Jr., D. L. Haws | 1978-9-6 | PDR# 330036 | Lassen | Eagle Lake; at the public boat ramp at Spaulding Resort. | 0 | Comment | ||
CHSC114695 | Myriophyllum sibiricum | J. R. Keck Jr.; D. L. Haws | 1978-9-6 | Lassen | Eagle Lake; at the public boat ramp at Spaulding Resort. At shoreline. | Comment | ||||
POM312396 | Myriophyllum sibiricum | S. Galen Smith, Malcolm A. Nobs | 1949-7-20 | 1049 | Lassen | 4 miles west of Adin. | Comment | |||
CHSC14186 | Nama densa | M. S. Taylor | 1974-7-12 | 305 | Lassen | Scattered around Mahogany Lake, ca. 3 mi s of Eagle Lake Field Station, ca. 13 mi nw of Susanville. | 1524 | Comment | ||
SD3921 | Navarretia breweri | T. S. Brandegee | 1892-7-1 | Lassen | Susanville | Comment | ||||
UCD37481 | Navarretia breweri | Beecher Crampton | 1960-6-20 | 5737 | Lassen | Lassen County, Lassen National Forest, 6.5 miles north of Bogard Ranger Station, Little harvey Valley. | 1676 | Comment | ||
CHSC14175 | Navarretia divaricata | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5806 | Lassen | E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville. | Comment | |||
SEINET200215 | Navarretia divaricata | C. McMillan | 1949-6-15 | 1541 | Lassen | Five miles west of Bieber | Comment | |||
JEPS126569 | Navarretia intertexta subsp. intertexta | Lowell Ahart, John Dittes | 2016-6-7 | 20995 | Lassen | On the west side of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
JEPS127278 | Navarretia intertexta subsp. intertexta | Lowell Ahart, John Dittes | 2016-7-13 | 21131 | Lassen | 90 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
CHSC29924 | Navarretia intertexta subsp. propinqua | Robin Ondricek | 1978-6-7 | 40 | Lassen | Murrers Upper Meadow, .7 mi E of intersection with main road to ELFS and tunnel crossing. | 1560 | Comment | ||
CHSC58847 | Navarretia intertexta subsp. propinqua | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5101 | Lassen | Long Lake on the S side of Hwy. 44 between Old Station and Susanville, 1.2 mi SE of County Rd. A21. On bed of lake. White-flowered plants collected at McCoy Flat Reservoir. | 1745 | Comment | ||
JEPS121307 | Navarretia intertexta subsp. propinqua | Lowell Ahart | 2013-7-22 | 18853 | Lassen | 10 yards S of a man-made pond, about 140 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS70408 | Navarretia intertexta subsp. propinqua | W. L. Jepson | 1918-8-5 | 7815 | Lassen | near South Fork Peak (camp at summit road) | 1645 | Comment | ||
UCD48605 | Navarretia intertexta subsp. propinqua | John M. Tucker | 1950-7-25 | 1977 | Lassen | On road from Pittville, 33 miles northwest of Susanville, Lassen County, California. | Comment | |||
CHSC6202 | Navarretia leptalea | J. B. Kimsey | 1946-6-26 | Lassen | Pine Creek, Eagle Lake. | 1615 | Comment | |||
CHSC112444 | Navarretia leucocephala subsp. minima | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18778 | Lassen | About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
UC1112252 | Navarretia leucocephala subsp. minima | R. C. Bacigalupi with S. Galen Smith | 1957-6-28 | 6002 | Lassen | 3.1 mi s Madeline (Highway 395); Madeline Plains | 1615 | Comment | ||
UC1537488 | Navarretia leucocephala subsp. minima | Gordon H. True Jr. | 1936-6-25 | 528 | Lassen | e of Harvey Ranger Station; Harvey Valley | 1706 | Comment | ||
CAS-BOT-BC230388 | Navarretia leucocephala subsp. minima | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13296 | Lassen | Along US Highway 395, 4.8 miles S of Madeline | Comment | |||
UC1137723 | Navarretia linearifolia subsp. linearifolia | L. R. Short and Wm. Gansberg | 1936-7-3 | S- 472 | Lassen | Burgess Spr. Exp. Range Lassen National Forest | 1844 | Comment | ||
UC909114 | Navarretia linearifolia subsp. linearifolia | G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan | 1949-8-7 | 4009 | Lassen | 5 mi se Black's Mtn Experimental Range; Grass Valley, Black's Mtn Experimental Range | 1676 | Comment | ||
JEPS120028 | Navarretia propinqua | Lowell Ahart, John Dittes | 2012-7-9 | 18303 | Lassen | About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
SEINET10496833 | Navarretia propinqua | Mary Susan Taylor | 1974-1 | Taylor 277 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
CHSC110778 | Navarretia sinistra subsp. sinistra | Dean Wm. Taylor | 2012-7-18 | 21281 | Lassen | Cascade Ranges. Windmill Flat (tributary Juniper Creek, Pit River watershed, 11 miles S of Adin). | 1706 | Comment | ||
POM73805A | Nemophila parviflora var. austiniae | Marcus E. Jones | 1897-7-1 | s.n. | Lassen | Susanville at Perkin s Ranch. | 1524 | Comment | ||
JEPS126535 | Nemophila pedunculata | Lowell Ahart, John Dittes | 2016-6-7 | 21010 | Lassen | About 10 yards west of State Highway 299, Big Valley Mountains, 0.4 mile (air) northeast of Big Valley Summit, 5.0 miles (air) southwest of Bieber. | Comment | |||
UC604678 | Nemophila pedunculata | Farris Farris | 1935-5-20 | Lassen | five mi sw Susanville; sw of Susanville | 1341 | Comment | |||
UC1567448 | Neoholmgrenia andina | G. Schoolcraft | 1989-6-7 | 1907 | Lassen | ne lower slopes Shaffer Mtn. | 1524 | Comment | ||
UC1137647 | Nestotus stenophyllus | A. Simontacchi | 1940-5-17 | 749 | Lassen | 1.1 mile SSW of Dixie Spring | 1699 | Comment | ||
HSC21264 | Nicotiana attenuata | R. G. Means | 1962-7-4 | 67 | Lassen | 7 mi. N of Susanville, Hwy. 139 | 1585 | Comment | ||
UCD126693 | Nicotiana attenuata | Gerald Dickinson | 1963-7-17 | 108 | Lassen | at entrance of Eagle Lake recreation site, Highway 139. | 1559 | Comment | ||
SEINET4174378 | Nitrophila occidentalis | Unknown | unknown | s.n. | Lassen | 2 mi SW of Wendel | Comment | |||
UC1609113 | Nothocalais troximoides | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5504 | Lassen | Champs Flat Rd. (Lassen A21/105, Forest 32N02) 1.8 mi n Hwy 44 (between Poison Lake and Susanville) | 1749 | Comment | ||
RSA0009447 | Nuphar lutea subsp. polysepala | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
CAS-BOT-BC171455 | Oenothera | M. Williams | 1974-7-27 | s.n. | Lassen | Burned area near Hallelujah Junction, Sierra Nevada | 1493 | Comment | ||
SEINET10491876 | Oenothera deltoides subsp. piperi | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 491 | Lassen | 5 mi s of milford near honey lake on us hwy 395; along roadside in grass artemesia tridentata assoc; quercus jeffery pine on mtn range to west at approximately the same altitude. | 1250 | Comment | ||
CHSC4767 | Oenothera elata subsp. hirsutissima | R. Carter | 1967-7-16 | 621 | Lassen | Willow Creek Valley, E of Murrer's Ranch, 1.5 mi W of highway 139 on rd to Eagle Lake, ca. 12 mi N of Susanville, on S side of rd. | Comment | |||
HSC22961 | Oenothera elata subsp. hirsutissima | John Pratt | 1970-7-18 | 77 | Lassen | 1 mi. E of Milford | Comment | |||
RSA8247 | Oenothera flava | Elmer I. Applegate | 1929-6-24 | 5881 | Lassen | Big Valley south of Bieber | Comment | |||
CHSC9548 | Onobrychis viciifolia | R. Clicquennoi | 1967-6-24 | 13 | Lassen | .2 mi w of main rd. 3 mi e of Eagle Lake Biological Station on rd. to Murrer's Meadow. | 1554 | Comment | ||
OBI75869 | Oreostemma alpigenum var. andersonii | Anthony Baniaga | 2011-8-9 | 491 | Lassen | Lassen Natl Forest. About 1/2 mi W of Griffith Hill, S of 30N21. Swain Mtn quad T30N R8E sec 8 NW of NW | 1958 | Comment Read comments Apr 29 2013 |
||
CHSC105235 | Orobanche californica subsp. jepsonii | Lowell Ahart; John Dittes | 2010-7-31 | 16985 A | Lassen | About 100 yards northeast of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
CDA42001 | Orobanche corymbosa | T. C. Fuller | 1980-8-5 | 20313 | Lassen | Along east side of Tuledad Road, 7.4 km. southeast of the campground on the east shore of Dodge Reservoir, northeast of Ravendale. | 0 | Comment | ||
JEPS103166 | Orobanche corymbosa | Beth Corbin | 2002-7-10 | 1087 | Lassen | Madeline Plains, 5 air mi N of top of Observation Peak. | 1627 | Comment | ||
JEPS74940 | Orthocarpus bracteosus | T. I. and F. M. Chuang | 1975-7-23 | 7553 | Lassen | along road to Mountains Meadow Reservoir about 2 mi <?> Westwood; along road to Mountains Meadow Reservoir | Comment | |||
SD52193 | Orthocarpus copelandii var. cryptanthus | F. Stephens | 1894-7-15 | 8115 | Lassen | Bunch Grass Spring | Comment | |||
POM44324 | Orthocarpus cuspidatus subsp. copelandii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
UC1523713 | Orthocarpus cuspidatus subsp. cryptanthus | Gary Schoolcraft | 1981-7-6 | 616 | Lassen | near top Goodrich Mtn.; near top of Goodrich Mtn. | 1828 | Comment | ||
RSA337231 | Orthocarpus hispidus | Noel Holmgren, Patricia K. Holmgren | 1980-7-3 | 9483 | Lassen | US Highway 395, 7.4 km (4.6 mi) S of Ravendale. | 1620 | Comment | ||
RSA39737 | Orthocarpus lacerus | Philip A. Munz | 1947-5-20 | 11890 | Lassen | Milford. | 1265 | Comment | ||
CHSC78408 | Oryzopsis exigua | Vernon H. Oswald; G. Schoolcraft, M. Dolan, B. Corbin | 2000-6-18 | 9929 | Lassen | East-northeast of the lookout on Observation Peak located east of Ravendale. | 2377 | Comment | ||
SD7584 | Osmorhiza occidentalis | Mrs. R. M. Austin | 1879-1 | Lassen | Comment | |||||
NY404460 | Oxytheca dendroidea subsp. dendroidea | G. Schoolcraft | 1985-7-29 | 1493 | Lassen | West slopes of Fort Sage Mountains; 26-17-27 | 1585.0 | Comment | ||
NY404463 | Oxytheca dendroidea subsp. dendroidea | W. W. Eggleston | 6296 | Lassen | Vicinity of Doyle Station | 1240 | Comment | |||
CAS-BOT-BC316809 | Packera cana | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8313 | Lassen | Upper Willow Creek East of Hayden Hill | Comment | |||
CHSC5217 | Packera multilobata | A. Santos | 1946-6-17 | Lassen | Eagle Lake. Mr. Fredonyer Rd. | 2072 | Comment | |||
CAS-BOT-BC317146 | Packera streptanthifolia | G. Schoolcraft | 1986-6-4 | 1600 | Lassen | About 1 mile west of Nevada stateline. | 1341 | Comment | ||
CHSC21231 | Paeonia brownii | Robert A. Schlising | 1974-7-19 | 3151 | Lassen | East side of Eagle Lake, just south of Eagle Lake Field Station; basaltic rocks from Black Mt. lava flow by Bly Tunnel. | Comment | |||
HSC26234 | Paeonia brownii | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19260 | Lassen | Harvey Valley near Cone Springs | Comment | |||
RSA59891 | Paeonia brownii | E. K. Balls | 1950-5-19 | 14774 | Lassen | Above Ash Creek Public Camp, off rd. from Adin to Madeline | 1585 | Comment | ||
CHSC91320 | Pectocarya penicillata | Lowell Ahart; John Dittes | 2005-6-1 | 11907 | Lassen | Road edge, on the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction. | 1459 | Comment | ||
JEPS94120 | Pectocarya penicillata | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9092 | Lassen | Hwy. 395 at intermittent drainage crossing the rd. 2.3 mi. s. Milford | 1255 | Comment | ||
OBI75871 | Pedicularis groenlandica | Anthony Baniaga | 2011-8-9 | 494 | Lassen | Lassen Natl Forest. About 1/2 mi W of Griffith Hill, S of 30N21. Swain Mtn quad T30N R8E sec 8 NW of NW | 1950 | Comment | ||
JEPS3332 | Pedicularis groenlandica | George Gillett | 1952-7-29 | 119 | Lassen | w slopes of Paradise Meadow; Lassen Volcanic National Park | 2148 | Comment | ||
SEINET3836472 | Pedicularis semibarbata | Marcus E. Jones | 1897-6-28 | Lassen | Diamond Mt. Susanville, Perkin's Ranch | 1829 | Comment | |||
UC773852 | Pedicularis semibarbata | L. R. Short, J. Warren | 1936-6-9 | S 410 | Lassen | Burgess Spring Experiment Range Lassen National Forest | 1859 | Comment | ||
UC62506 | Pellaea | Baker and Nutting | 1894-5-25 | Lassen | Pine Creek | Comment | ||||
RSA6481 | Penstemon | D. D. Keck | 1930-7-23 | 953 | Lassen | 4 miles west of Susanville, nearly to the divide; but not seen on western watershed. | 1463 | Comment | ||
PASA868 | Penstemon confertus var. procerus | Margaret Stason | 1932-6-23 | 438 | Lassen | Kelleys Camp, Warners Creek | Comment | |||
UC477496 | Penstemon deustus var. pedicellatus | A. G. Brenneis | 1928-7-3 | 12 | Lassen | Jesson Valley Lassen Forest, Jesson Valley | 1463 | Comment | ||
CHSC62007 | Penstemon gracilentus | Eenam Sin | 1992-6-3 | 26 | Lassen | North east corner at the base of Gallatin Peak. | 1524 | Comment | ||
UC477494 | Penstemon gracilentus | A. G. Brenneis | 1928-7-3 | 9 | Lassen | Jesson Valley Lassen Forest, Jesson Valley | 1463 | Comment | ||
CHSC23709 | Penstemon heterophyllus var. purdyi | Robert Smallwood | 1970-6-27 | 123 | Lassen | Dean's Meadow. North east edge. | Comment | |||
UC584356 | Penstemon janishiae | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2282 | Lassen | summit and e slope Diamond Mt. | 2194 | Comment | ||
NY627264 | Penstemon neotericus | J. T. Howell | 1973-7-10 | 49758 | Lassen | Near Westwood, Sierra Nevada | 1554.5 | Comment | ||
SBBG28836 | Penstemon neotericus | A. A. Heller | 1939-7-28 | 15294 | Lassen | W of Westwood | 1524 | Comment | ||
NY627253 | Penstemon neotericus | K. A. Vincent | 1987-6-25 | 4435 | Lassen | Sierra Nevada, Goodrich Mountain, along CA 36, ca. 1 mile east of jct. CA A21 on east side of Westwood. | 1524.0 | Comment | ||
NY627269 | Penstemon neotericus | C. B. Wolf | 1937-8-7 | 9068 | Lassen | Northern Sierra Nevada, Red Bluff-Susanville Road, 11.5 miles east of Chester | 1493.5 | Comment | ||
UC887182 | Penstemon neotericus | A. A. Heller | 1938-7-28 | 15294 | Lassen | between Chester and Westwood; between Chester and Westwood | 1524 | Comment | ||
SEINET3836566 | Penstemon newberryi subsp. newberryi | Marcus E. Jones | 1897-7-7 | Lassen | Lassen's Peak | 1829 | Comment | |||
CAS-BOT-BC239220 | Penstemon newberryi var. berryi | Hans Leschke | 1957-7-12 | s.n. | Lassen | Lassen Volcanic National Park, above Cold Boiling Lake | 2377 | Comment | ||
CAS-BOT-BC239222 | Penstemon newberryi var. berryi | C. R. Quick | 1964-7-11 | 64 -77 | Lassen | Humboldt Summit ne. of Janesville & Butte Mdws. | 2011 | Comment | ||
UC27480 | Penstemon newberryi var. newberryi | Milo S. Baker | 1891-6 | Lassen | Silver Lake | Comment | ||||
NY650094 | Penstemon roezlii | N. H. Holmgren | 1978-6-11 | 8920 | Lassen | Vicinity of spring at fork to Painters Flat on east side of Observation Peak, 28 km (17.4 miles) east of Ravendale and 22.5 km (14 miles) airline distance. | 1680 | Comment | ||
NY650102 | Penstemon roezlii | J. T. Howell | 1973-8-1 | 50205 | Lassen | Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville | 2164.1 | Comment | ||
POM44786 | Penstemon roezlii | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
NY641729 | Penstemon roezlii | A. J. Cronquist | 1959-6-17 | 8470 | Lassen | 50 miles southeast of Susanville. | 1371.6 | Comment | ||
SEINET226061 | Penstemon roezlii | M. Lavin | 1982-5-30 | 4122 | Lassen | E of Hallelujah Junction 22 air mi NW of Reno W side of Petersen Mtns | 1676 | Comment | ||
CAS-BOT-BC239505 | Penstemon rydbergii var. oreocharis | James Jokerst | 1983-7-25 | 1895 | Lassen | Near Madeline Plains | 1614 | Comment | ||
CAS-BOT-BC239507 | Penstemon rydbergii var. oreocharis | John Thomas Howell | 1934-7-7 | 12460 | Lassen | Bogard Ranger Station | Comment | |||
CAS-BOT-BC239510 | Penstemon rydbergii var. oreocharis | A. A. Heller | 1938-6-23 | 15193 | Lassen | About 4 miles east of Westwood | 1432 | Comment | ||
NY651292 | Penstemon rydbergii var. oreocharis | A. A. Heller | 1938-6-22 | 15182 | Lassen | 1 mile south of Westwood | 1524.0 | Comment | ||
UC1063479 | Penstemon rydbergii var. oreocharis | Robert W. Gardner | 1937-6-20 | G- 19 | Lassen | Burgess Spring Halls Flat Quad., Burgess Spring | Comment | |||
CHSC12482 | Penstemon speciosus | Carol Weld | 1969-6-20 | 14 | Lassen | Road to Dean's Meadow from Five Corners. | 1889 | Comment | ||
CHSC25148 | Penstemon speciosus | L. E. Ray | 1967-6-24 | 52 | Lassen | Collected ca. 8 miles s ELBS, Deans Meadow. | 1950 | Comment | ||
JEPS28986 | Penstemon speciosus | Frances D. Payne | 1929-7-12 | 86 | Lassen | ridge above Lost Lake (southern end Warner Range); , ridge above Lost Lake | 2286 | Comment | ||
POM194755 | Penstemon speciosus | D. D. Keck | 1930-7-23 | 947 | Lassen | Reno Junction (formerly Chats). | 1494 | Comment | ||
UC423671 | Penstemon speciosus | David D. Keck | 1930-7-23 | 950 | Lassen | Susanville Sierra Nevada, Susanville | 1280 | Comment | ||
UC1012214 | Penstemon speciosus | Francis W. Pennell | 1940-7-23 | 26254 | Lassen | Route 395, 2 mi n of junction with Route #24 (ne of Plumas); ne of Plumas | 1524 | Comment | ||
NY661061 | Penstemon speciosus subsp. speciosus | D. D. Keck | 1930-7-23 | 950 | Lassen | Susanville | 1280.2 | Comment | ||
CHSC43495 | Penstemon sudans | Lowell Ahart; John Thomas Howell | 1974-7-9 | 531 | Lassen | Along Eagle Lake Road, about 3 1/2 miles north-west of Susanville. | 1584 | Comment | ||
CHSC4798 | Penstemon sudans | R. Carter | 1967-7-13 | 587 | Lassen | On S. side of Rd. ca. 1 mi NE of Eagle Lake Biology Station. | 1584 | Comment | ||
JEPS84973 | Penstemon sudans | Barbara Ertter with Gary Schoolcraft | 1987-6-16 | 7178 | Lassen | below ridge ca 1 mi w Hot Springs VABM (ne side Honey Lake); Skeedaddle Mountains, Honey Lake | 1828 | Comment | ||
OBI75899 | Penstemon sudans | Anthony Baniaga and R. Bomberger, R. Bomberger | 2011-7-28 | 478 | Lassen | Lassen Natl Forst. Hwy 36, ca. 1/4 mi E of "Fredonyer Pass Winter OHV Parking Lot" Fredonyer Pass quad T29N R10E sec 2 NW of SW | 1950 | Comment | ||
UC1036207 | Penstemon sudans | George W. Gillett | 1953-7-13 | 274 | Lassen | Highway 36 one mi e Fredonyer Pass; Lassen National Forest, e of Fredonyer Pass | 1706 | Comment | ||
SEINET12335380 | Penstemon venustus | K. A. Vincent | 1987-1 | 4500 | Lassen | Sierra Nevada, SE side of Fredonyer Butte, N side of CA 36 ca 11.5 mi WSW of Susanville | 1585 | Comment | ||
NY850108 | Peraphyllum ramosissimum | R. M. Austin | 06 1898 | 2354 | Lassen | Comment | ||||
CHSC29907 | Perideridia bolanderi | Robin Ondricek; Wesley Dempsey | 1978-6-7 | 43 | Lassen | Ridge E of Lower Dry Lake, 12.5 mi N of Susanville. | 1706 | Comment | ||
JEPS107969 | Perideridia bolanderi | Lowell Ahart, John Dittes | 2005-6-1 | 11916 | Lassen | Along a small wash, on the east side of a poor road, Long Valley, about 4 1/2 miles (air) north of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction | 1425 | Comment | ||
CHSC64859 | Perideridia bolanderi subsp. bolanderi | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6900 | Lassen | Modoc Plateau. Between Litchfield and Rravendale on Smoke Creek Ranch Rd., 7.6 mi e of Hwy. 395. | 1444 | Comment | ||
UC1137731 | Perideridia bolanderi subsp. bolanderi | L. R. Short and J. Warren | 1936-6-23 | S- 449 | Lassen | Burgess Spr. Exp. Range Lassen <National> Forest | 1761 | Comment | ||
SEINET11153153 | Perideridia bolanderi subsp. bolanderi | D. French | 1968-6-3 | 2882 | Lassen | N of Honey Lake, W side of Hwy 395, 7.4 miles NE of Litchfield. | Comment | |||
CHSC105250 | Perideridia kelloggii | Lowell Ahart; John Dittes | 2010-7-31 | 16993 | Lassen | On bottom of small wash, about 20 yards north of the large culvert, where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1516 | Comment | ||
RSA98011 | Perideridia lemmonii | Robert C. Bechtel | 1954-7-12 | s.n. | Lassen | Bridge Creek Camp | Comment | |||
CHSC5033 | Perideridia oregana | L. B. Barlow | 1967-7-6 | 98 | Lassen | 2 mi. west Murrer's Ranch turn off, 14.9 mi. north of Susanville, Calif., Highway 139. | 1463 | Comment | ||
UC1390003 | Perideridia oregana | John Weiler | 1963-8-2 | 63236 | Lassen | along Hwy 299 between Bieber and Nubieber | Comment | |||
UCD20364 | Peritoma platycarpa | Joe DiTomaso | 2002-6-4 | s.n. | Lassen | About 3 miles northwest of the junction between Nevada, Modoc and Lassen counties. Study plots near Susanville. | Comment | |||
CHSC6230 | Persicaria amphibia | J. B. Kimsey | 1946-6-24 | Lassen | Pine Creek, Eagle Lake. | 1584 | Comment | |||
UCD149828 | Persicaria amphibia | Al Jennings | 1963-7-10 | s.n. | Lassen | Lassen County. Honey Lake Refuge. | Comment | |||
CAS-BOT-BC419144 | Persicaria maculosa | Luella Bass | 1980-8-29 | s.n. | Lassen | Standish | Comment | |||
RSA38630 | Phacelia adenophora | P. A. Munz | 1947-5-19 | 11874 | Lassen | 19 miles south of Ravendale. | 1341 | Comment | ||
UCD72517 | Phacelia adenophora | Joe DiTomaso | 2008-5-15 | s. n. | Lassen | Modoc Plateau, just inside California (from Nevada) on Smoke Creek Road near Ravendale. | Comment | |||
JEPS1461 | Phacelia bicolor var. bicolor | J. W. Blankinship | 1911-5-27 | Lassen | Red Rock | Comment | ||||
UC107370 | Phacelia bicolor var. bicolor | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
CHSC60746 | Phacelia glandulifera | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5541 | Lassen | Eagle Lake Rd. (Lassen A1) at Sandy Beach on the W shore of Eagle Lake, ca. 2.0 mi ENE of Spaulding Tract Rd. (RD.518,33N89). | 1566 | Comment | ||
SJSU11244 | Phacelia hastata | J. W. Tilden | 1960-6-27 | 1499 | Lassen | foot of Moonlight Rd, outskirts of Westwood | 1524 | Comment | ||
UC1924219 | Phacelia hastata | Debra Valov | 2004-6-9 | 2004257 | Lassen | Hwy 139 c. 1 km S of Junction of County A2 | 1356 | Comment | ||
SEINET10935993 | Phacelia hastata | Mary Susan Taylor | 1974-1 | Taylor 274 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
CHSC29888 | Phacelia hastata subsp. hastata | Robin L. Ondricek | 1978-8-9 | 121 | Lassen | 0.1 mi w of intersection with road which passes Colman Lake. | 1889 | Comment | ||
CHSC93673 | Phacelia heterophylla subsp. virgata | Lowell Ahart; John Dittes | 2005-6-2 | 11983 | Lassen | North side of a poor dirt road, Long Valley, about 4 1/2 miles (air) northeast of the intersection of Scott Road and Highway 70, 5.7 miles (air) northwest of Hallelujah Junction. | 1410 | Comment | ||
CHSC4910 | Phacelia humilis | A. E. Anderson | 1967-6-23 | 5 | Lassen | Around Eagle Lake Biological Station. | 1554 | Comment | ||
HSC30186 | Phacelia humilis | D. H. Norris, S. Dowty, T. Nelson | 1971-6-22 | 19265 | Lassen | Harvey Valley near Cone Springs | Comment | |||
SBBG64984 | Phacelia humilis | E. Rockwell | -Jun-1925 | 393 | Lassen | Eagle Lake | 1554 | Comment | ||
SEINET12765228 | Phacelia humilis | Vernon H. Oswald, Lowell Ahart | 1997-6-24 | 8620 | Lassen | South of Susan ville near the small pond on the crest of Diamond Mtn. at a impoundment on Forest Rd. 29N43, ca. 7.4 miles east of Gold Run Rd. (29N10), ca. 2.7 mi east of Lassen NF boundary.; 0 | 2036 | Comment | ||
SEINET5536709 | Phacelia humilis | N. H. Holmgren, P. K. Holmgren | 1978-6-11 | 8908 | Lassen | Vicinity of spring at fork to Painters Flat on east side of Observation Peak, 28 km (17.4 miles) east of Ravendale and 22.5 km (14 miles) airline distance. | 1680 | Comment | ||
UC133065 | Phacelia humilis | T. S. Brandegee | 1892-6-26 | Lassen | Milford | Comment | ||||
RSA201834 | Phacelia humilis var. humilis | Jack Major | 1966-6-24 | s.n. | Lassen | Above Blue Lake, Warner Mountains, Modoc National Forest, northeastern part of the county (ca. 18 miles airline southeast of Likely). | 1905 | Comment | ||
RSA516986 | Phacelia humilis var. humilis | Barbara Ertter, Gary Schoolcraft | 1987-6-16 | 7196 | Lassen | Skeedaddle Mountains on northeast side of Honey Lake; saddle on east side of Hot Springs Peak. | 2195 | Comment | ||
CAS-BOT-BC145034 | Phacelia inundata | John Thomas Howell | 1934-7-8 | 12510 | Lassen | Spaldings resort, Eagle Lake | Comment | |||
CHSC5264 | Phacelia inundata | J. B. Kimsey | 1946-6-10 | Lassen | Pelican Point, Eagle Lake. | 1556 | Comment | |||
CHSC67059 | Phacelia linearis | Willis Ball | 1969-6-28 | 55 | Lassen | Found on E.L.B.S. in dry basaltic soil. | 1554 | Comment | ||
CHSC726 | Phacelia linearis | F. Hughes | 1935-6-2 | Lassen | Near Susanville. | 1524 | Comment | |||
CHSC80208 | Phacelia linearis | Jeanne Boze | 1981-6-13 | 117 | Lassen | On northeast slope of Gallatin Peak. | 1981 | Comment | ||
SD6842 | Phacelia linearis | Mrs. R. M. Austin | 1879-1 | Lassen | Eagle Lake | Comment | ||||
RSA128305 | Phacelia lutea | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13281 | Lassen | Along US Highway 395, 5.7 miles south of Ravendale. | Comment | |||
SEINET5519007 | Phacelia lutea var. glandulifera | N. H. Holmgren, P. K. Holmgren | 1978-6-11 | 8931 | Lassen | Upper Smoke Creek, south side of Observation Peak, 7.6 km (4.7 mi) northeast of Rye Patch Canyon summit, 18.5 km (11.5 mi) airline distance east-southeast of Ravendale. | 1700 | Comment | ||
SEINET5518985 | Phacelia lutea var. lutea | M. J. Williams, G. Schoolcraft, A. Tiehm | 1986-5-12 | 86- 21 -1 | Lassen | Smoke Creek Road, east of HWY 395 | 1448 | Comment | ||
JEPS4041 | Phacelia mutabilis | Frances D. Payne | 1929-7-12 | 85 | Lassen | ridge above Lost Lake; Warner Mountains | 2438 | Comment | ||
UC1084101 | Phacelia procera | Rimo Bacigalupi with G. T. Robbins | 1955-7-21 | 5433 | Lassen | along upper reaches of creek about 10 mi sw Susanville (along rd. over Diamond Mtn. ridge to Englemine and Indian Valley); Gold Run Creek | 1767 | Comment | ||
CAS-BOT-BC159229 | Phacelia ramosissima var. subglabra | John Thomas Howell | 1934-6-30 | 11873 | Lassen | Janesville | Comment | |||
JEPS97248 | Phacelia thermalis | Vernon H. Oswald and Lowell Ahart | 1995-6-19 | 6902 | Lassen | Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 8.4 mi E of Highway 395. | Comment | |||
NY1057983 | Phacelia thermalis | H. D. D. Ripley | 1943-6-15 | 5761 | Lassen | Along Smoke Creek northeast of Viewland | 1311 | Comment | ||
RSA38633 | Phacelia thermalis | P. A. Munz | 1947-5-19 | 11878 | Lassen | Highway 395, 4 miles south of Madeline. | Comment | |||
RSA128306 | Phacelia thermalis | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13297 | Lassen | Adobe fields along United States Highway 395, 4.8 miles south of Madeline. | Comment | |||
RSA74152 | Phacelia thermalis | J. T. Howell | 1934-6-16 | 12222 | Lassen | Bieber | Comment | |||
CHSC7695 | Phalaris arundinacea | Beverley J. Wise | 1969-6-4 | 135 | Lassen | 2 mi. east of Susanville on Las. Co. Rd. 215. | 1310 | Comment | ||
RSA299298 | Phalaris arundinacea | J. T. Howell | 1974-7-8 | 50477 | Lassen | Susanville | 1296 | Comment | ||
CAS-BOT-BC253549 | Phleum alpinum | G. Schoolcraft | 1997-8-6 | 2668 | Lassen | Diamond Mtn. | 2316 | Comment | ||
CHSC41845 | Phleum pratense | P. V. Caldwell | 1972-7-12 | 272 | Lassen | Eagle Lake. On banks from Eagle Lake to Papoose Meadows on Papoose Creek. | Comment | |||
CAS-BOT-BC232853 | Phlox | A. M. Vollmer; L. Beane | 1953-7-1 | 55 | Lassen | Along Halls Flat road, beginning 6 miles W of Susanville to McArthur | 1554 | Comment | ||
CHSC61165 | Phlox diffusa | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5372 | Lassen | SW side of Hwy. 44, 0.9 mi NW of its intersection with A21 (to Westwood). | 1737 | Comment | ||
CHSC6211 | Phlox diffusa | J. B. Fredonyer | 1946-6-17 | Lassen | Mt. Fredonyer. | 2133 | Comment | |||
SEINET10496851 | Phlox diffusa | Mary Susan Taylor | 1982-5-7 | Taylor 4430 | Lassen | T22N R17E n/nw sec 5. Beckwourth Pass quad. Reno Jct and along old road paralleling Hwy 70, just e of Beck- wourth Pass, ca. 1/4 mi w of Hallelujah Jct on Hwy 395. Sagebrush Scrub; 5000 ft. | 1524 | Comment | ||
SEINET11263184 | Phlox diffusa | Barbara Ertter | 1990-5-13 | 8964 | Lassen | McCoy Road N of Westwood, 3 miles from junction with A21, ca 6 airmiles N of Westwood.; 0 | 1676 | Comment | ||
UC1137715 | Phlox douglasii subsp. rigida | L. R. Short | 1936-4-28 | S- 332 | Lassen | Burgess Spring Experimental Range Lassen Forest | 1737 | Comment | ||
UC1537492 | Phlox douglasii subsp. rigida | Gordon H. True Jr. | 1936-6-27 | 560 | Lassen | Top of Hot Spring Mountain Hot Spring Mountain | 1828 | Comment | ||
RSA647573 | Phlox longifolia | Marion P. Harthill | 1971-6-21 | 226 | Lassen | Ravendale | Comment | |||
JEPS69990 | Phlox speciosa subsp. occidentalis | Leland S. Smith | 1918-5-12 | 922 | Lassen | Hayden Hill, s end of Modoc National Forest Modoc National Forest | Comment | |||
POM74317 | Phlox speciosa subsp. occidentalis | Marcus E. Jones | 1897-6-26 | 10522 | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
RSA715614 | Phlox speciosa subsp. occidentalis | L. Ahart, John Dittes | 2005-6-1 | 11846 | Lassen | On the east side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 air miles northwest of the intersection of Scott Road and Highway 70, 3.9 air miles northwest of Hallelujah Junction. | 1449 | Comment | ||
UC23964 | Phlox speciosa subsp. occidentalis | M. S. Baker and Frank Nutting | 1894-7-3 | Lassen | Dixie Mts. | Comment | ||||
UC52648 | Phlox speciosa subsp. occidentalis | M. S. Baker and Frank Nutting | 1894-7-3 | Lassen | Dixie Mts. | Comment | ||||
CHSC36447 | Phlox stansburyi | Susan H. Euing | 1982-6-4 | 1 | Lassen | Ca. .5 mi e of Murrers Upper Meadow, rd along e edge. | Comment | |||
CHSC68854 | Phoenicaulis cheiranthoides | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8622 .1 | Lassen | South of Susanville on the north side of Diamond Mtn. on Forest Rd. 21N52, 1.0 mi southwest of its junction with 29N43. Roadcut. | 2164 | Comment | ||
RSA303543 | Phoenicaulis cheiranthoides | J. R. Shevock | 1971-4-9 | 945 | Lassen | Hwy 299, E of Dana. | 1159 | Comment | ||
UC1748284 | Phoradendron densum | L. P. Janeway, B. Castro, and Loren Gehrung | 1999-10-10 | 6595 A | Lassen | at Cypress Trailhead into Thousand Lakes Wilderness Area, near Eiler Creek between Fraener Peak and Horse Heaven Buttes High Cascade Range | 1639 | Comment | ||
CAS-BOT-BC250984 | Phragmites australis | G. Schoolcraft | 1996-9-11 | 2581 | Lassen | Lower end of Willow Creek near Belfast | 1341 | Comment | ||
RSA772875 | Pilularia americana | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 47209 | Lassen | Along Highway 395 ca. 5 miles north of Madeline and ca. 5.5 miles south of Modoc county line | 1616 | Comment | ||
SEINET10530755 | Pinus jeffreyi | Katherine L. Morris | 1973-5-25 | Morris 219 | Lassen | Collected 2.6 mi W of Susanville, on US 36, in an area of Pinus jeffreyi and Purshia. | Comment | |||
SEINET11604123 | Pinus jeffreyi | D. Charlet, Darryl LeMaire | 1994-7-8 | 1941 | Lassen | Sierra Nevada, Near summit of Doyle grade | 1707 | Comment | ||
CHSC84893 | Pinus ponderosa | L. P. Janeway; B. Castro | 2003-10-5 | 8005 | Lassen | High Cascade Range. Cone Lake and trailhead parking area (trail 1.3 km southwest into Caribou Wilderness Area). | 2055 | Comment | ||
UCR201593 | Plagiobothrys | Ken Osborne | 2005-4-23 | s.n. | Lassen | 3 miles SE of Honey Lake, 0.5 mile west of Turtle Mountain | 1276 | Comment | ||
CAS-BOT-BC227994 | Plagiobothrys | Ella Dales Cantelow | 1941-5-22 | 3474 | Lassen | 5 miles W of Susanville, State Highway 36 | Comment | |||
RSA0039528 | Plagiobothrys cusickii | Lowell A. Ahart, John Dittes | 2012-7-9 | 18284 | Lassen | About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
SBBG128883 | Plagiobothrys cusickii | L. Ahart, J. Dittes | 2008-6-20 | 14914 | Lassen | vernal pool, ca. 100 yards SW of where the levee rd crosses Big Valley Canal, in Big Valley, ca. 4 mi (air) NE of the Headquarters at Ash Crk State Wildlife Area, ca. 7 mi (air) NE of Bieber | 1263 | Comment | ||
SJSU8035 | Plagiobothrys cusickii | J. W. Tilden | 1960-6-27 | 1518 | Lassen | 5 mi E of Westwood by Moonlight Rd | 1524 | Comment | ||
JEPS121293 | Plagiobothrys hispidulus | Lowell Ahart | 2013-7-22 | 18854 | Lassen | 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS88203 | Plagiobothrys hispidulus | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7861 | Lassen | Papoose Meadows located 2.5 mi s of Eagle Lake (and 0.5 mi e of Eagle Lake Road (A1), w side of meadow 0.4 mi s of cabins, Modoc Plateau); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
UC1137645 | Plagiobothrys hispidulus | A. Simontacchi | 1940-5-21 | 757 | Lassen | 4.1 mi sse Blacks Mountain; Halls Flat Quad., Lassen National Forest | Comment | |||
UC1137695 | Plagiobothrys hispidulus | L. R. Short and Wm. Gansberg | 1936-6-8 | S- 389 | Lassen | Lassen National Forest | 1743 | Comment | ||
CHSC110772 | Plagiobothrys hispidus | Dean Wm. Taylor | 2012-7-18 | 21274 | Lassen | Pumice flat nestled in the cones about 2 miles South of the south end Poison Lake (along Highway 44). | 1783 | Comment | ||
UC1483821 | Plagiobothrys kingii | G. Schoolcraft | 1980-5-8 | 227 | Lassen | s. Herlong | 1255 | Comment | ||
JEPS94132 | Plagiobothrys leptocladus | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9099 | Lassen | ca. 3 mi. n. Doyle (Hackstaff Rd. 1.0 mi. s.of Laver Crossing Rd., 0.2 mi. n. of Fort Sage Rd.) | 1316 | Comment | ||
CHSC99536 | Plagiobothrys mollis var. mollis | Lowell Ahart; John Dittes | 2008-6-20 | 14921 | Lassen | In vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
POM71640 | Plagiobothrys scouleri var. hispidulus | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat | 1524 | Comment | ||
RSA164364 | Plagiobothrys shastensis | Clare B. Hardham | 1961-6-17 | 7509 | Lassen | Baxter Creek S of Susanville. | 1677 | Comment | ||
CHSC117214 | Plagiobothrys stipitatus var. micranthus | Lowell Ahart; John Dittes | 2016-6-7 | 20978 | Lassen | Strand of the pond, about 100 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
JEPS121291 | Plagiobothrys stipitatus var. micranthus | Lowell Ahart, John Dittes | 2013-7-22 | 18873 | Lassen | 40 yards S of the man-made pond, about 110 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS126570 | Plagiobothrys stipitatus var. micranthus | Lowell Ahart, John Dittes | 2016-6-7 | 20978 | Lassen | About 100 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
RSA0105588 | Plagiobothrys stipitatus var. micranthus | Lowell Ahart, John Dittes | 2013-7-22 | 18873 | Lassen | 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC93662 | Plagiobothrys tenellus | Lowell Ahart; John Dittes | 2005-6-2 | 11994 | Lassen | Along a small wash, east side of a poor dirt road, Long Valley, about 4 1/2 miles (air) northeast of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction. | 1427 | Comment | ||
RSA60317 | Plagiobothrys tenellus | E. K. Balls | 1950-5-9 | 15950 | Lassen | 12 miles north of Doyle, Hwy 395. | 1296 | Comment | ||
HSC95284 | Platanthera dilatata var. leucostachys | Gordon Leppig | 1998-7-12 | 941 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC95289 | Platanthera dilatata var. leucostachys | Gordon Leppig, J. Cromwell | 1997-7-26 | 602 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC6278 | Platanthera leucostachys | M. West | 1946-7-7 | Lassen | Butte Creek. | Comment | ||||
UC1037205 | Platanthera leucostachys | Leo Whitney | 1933-8-8 | 1562 | Lassen | ca 8 mi nw Eagle Lake (spring at bed of Slate Creek); Lassen National Forest, Slate Creek | 1920 | Comment | ||
CAS-BOT-BC326713 | Pleiacanthus spinosus | Gordon H. True | 1973-8-22 | 7658 | Lassen | North shore of Honey Lake ca. 5 miles east of Janesville and just west of Hartson Reservoir | Comment | |||
RSA273386 | Poa | J. P. Smith, J. O. Sawyer | 1971-5-22 | 4655 | Lassen | 4 miles west of Susanville on State Route 44. | Comment Read comments May 9 2012 |
|||
CAS-BOT-BC227203 | Poa bulbosa | Barbara T. Keller | 1974-5-7 | 1265 | Lassen | Along highway 395 about 5 miles west of Hurlong, 1/4 mile south of Honey Lake | Comment | |||
CHSC108013 | Poa bulbosa | Lowell Ahart; John Dittes | 2011-6-20 | 17495 | Lassen | About 40 yards east of the stream, about 80 yards north of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
CHSC58052 | Poa bulbosa | Vernon H. Oswald | 1992-5-18 | 4942 | Lassen | Lassen Volcanic National Park. Butte Lake Campground. Woods bordering the service road near the boat launching area. | 1847 | Comment | ||
JEPS118450 | Poa bulbosa | Lowell Ahart, John Dittes | 2011-6-20 | 17495 | Lassen | About 40 yards east of the stream, about 80 yards north of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin | 1520 | Comment | ||
RSA450966 | Poa bulbosa | Barbara Shervanick | 1974-5-7 | 1265 | Lassen | Highway 396, just south of Milford; Cascade Mountain Range | 1372 | Comment | ||
UCD90605 | Poa bulbosa | Alan A. Beetle; G. L. Stebbins Jr. | 1942-5-29 | 3364 | Lassen | at Nubieber, near dwellings. | Comment | |||
UCD37475 | Poa cusickii | Beecher Crampton | 1960-6-18 | 5708 | Lassen | Lassen County, 6 miles southeast of Jess Valley, 3 miles east of Blue Lake, southern Warner Mountains. | 2133 | Comment | ||
UCD90918 | Poa cusickii | Leo Whitney | 1935-6-10 | 3214 | Lassen | Camp 10, Fruit Grower's Supply Company, Lassen National Forest. | Comment | |||
CHSC101048 | Poa cusickii subsp. cusickii | John Dittes | 2008-5-22 | 1525 | Lassen | Modoc Plateau; ca. 15.3 air miles southeast of Adin, ca. 3.5 air miles east of Hayden Hill, ca 465 feet east of intersection of Hwy 139 and FS Road 36N02; alluvial terrace and toe-slope on northeast side of Willow Creek. | 483 | Comment | ||
HSC95195 | Poa leptocoma subsp. leptocoma | Gordon Leppig, J. Cromwell | 1997-7-27 | 629 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
SEINET190961 | Poa pratensis | A. A. Beetle | 2797 | Lassen | 10 miles west of Chester Mountain meadow. | 1524 | Comment | |||
JEPS114849 | Poa pratensis subsp. pratensis | Lowell Ahart, John Dittes | 2008-6-22 | 15020 | Lassen | On the road sides of the levee, about 100 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber | 1260 | Comment | ||
UC60738 | Poa pratensis subsp. pratensis | M. S. Baker and Frank Nutting | 1894-7-9 | Lassen | Pine Creek | Comment | ||||
JEPS126488 | Poa secunda | Alia Johnson, Jocelyn Munoz, Jillian Sarazen | 2016-7-14 | CA 350 -075 | Lassen | Heading north on 395 turn right on to Smoke Creek Road and drive up the Skedaddle Road, head uphill to the end of private property squares. | Comment | |||
JEPS127715 | Poa secunda | Alejandro Brambila, Michael Dolan | 2016-7-25 | CA 320 -170 | Lassen | Clarks Valley Road west off 395 right after Likely Mtn. About 1Mile before Christensen Corral | Comment | |||
POM267991 | Poa secunda | D. D. Keck | 1944-7-8 | 5449 | Lassen | 1.5 mi W. of Susanville, on rim of plateau overlooking Susan River canyon | 1341 | Comment | ||
SEINET175674 | Poa secunda | Marcus E. Jones | 1897-6-19 | Lassen | Chat, California | 1524 | Comment | |||
SEINET175720 | Poa secunda | Marcus E. Jones | 1897-6-25 | Lassen | Susanville | 1341 | Comment | |||
CAS-BOT-BC236258 | Poa secunda subsp. juncifolia | David D. Keck | 1944-7-8 | 5456 | Lassen | 5 miles E of Westwood on road to Fredonyer Pass | 1584 | Comment | ||
UC589943 | Poa secunda subsp. juncifolia | Leo Whitney | 1936-5-26 | 3157 | Lassen | 10 mi e Adin (near Ash Creek) | Comment | |||
UCD92393 | Poa secunda subsp. juncifolia | C. C. Rowland | 1944-7-11 | s.n. | Lassen | Doyle. | Comment | |||
UCD92428 | Poa secunda subsp. juncifolia | L. D. Whitney | 1935-6-26 | 3370 | Lassen | Lassen National Forest. Near Fruit Grower's Supply Co., Camp 10. | Comment | |||
UCD92432 | Poa secunda subsp. juncifolia | L. Whitney | 1935-6-23 | 3289 | Lassen | Lassen National Forest. Near Fruit Grower's Supply Co., Camp 10. | Comment | |||
UC1024839 | Poa secunda subsp. secunda | Leo Whitney | 1935-6-10 | 3217 | Lassen | Camp 10 Fruit Grower's Supply Company; Lassen Nat'l Forest | Comment | |||
UC1024874 | Poa secunda subsp. secunda | Leo Whitney | 1935-5-26 | 3151 | Lassen | 10 mi e Adin (Ash Creek) | Comment | |||
UC506987 | Poa secunda subsp. secunda | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F- 219 | Lassen | Lassen Nat'l Forest | 1722 | Comment | ||
UC506999 | Poa secunda subsp. secunda | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 206 | Lassen | Grass Valley; Lassen Nat'l Forest | 1699 | Comment | ||
UC790959 | Poa secunda subsp. secunda | A. A. Beetle | 1941-6-28 | 2794 | Lassen | 10 mi w Chester (Rte 36) | Comment | |||
UCD90488 | Poa secunda subsp. secunda | A. A. Beetle | 1941-6-28 | 2797 | Lassen | 10 miles W of Chester. | 1524 | Comment | ||
UC1024809 | Poa wheeleri | Leo Whitney | 1935-6-16 | 3273 | Lassen | ca 15 mi w Eagle Lake (Crater Lake); Lassen Nat'l Forest | 2133 | Comment | ||
JEPS120846 | Polemonium micranthum | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18743 | Lassen | About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
RSA104308 | Polemonium micranthum | Verne Grant, Alva Grant | 1956-5-18 | 21755 | Lassen | 4 miles S of Ravendale. | 1280 | Comment | ||
CAS-BOT-BC263248 | Polemonium pulcherrimum var. pulcherrimum | R. Stubbs | 2010-8-9 | 019 | Lassen | Dixie Mountain Peak Lookout. Only seen down trail from lookout towards bathroom on the south slope | 2516 | Comment | ||
CAS-BOT-BC74169 | Polyctenium fremontii | Arnold Tiehm; Jan Nachlinger; Gary Schoolcraft | 1984-6-25 | 8825 | Lassen | Rodeo Flat, 2.7 road miles west of the state line on Buckhorn road from Ravendale to highway 81. | 1828 | Comment | ||
CHSC532 | Polyctenium fremontii | 1944-6-30 | Lassen | Grasshopper Valley. | 1624 | Comment | ||||
CAS-BOT-BC74171 | Polyctenium fremontii | Gary Schoolcraft | 1984-7-9 | 1287 | Lassen | On s. south of Fillman Road 3.8 miles west of Highway 395. | 1609 | Comment | ||
NY182334 | Polyctenium fremontii | G. Schoolcraft | 1981-4-21 | 576 | Lassen | SW corner of Madeline Plains | 1615.4 | Comment | ||
SEINET5326411 | Polyctenium williamsiae | G. Schoolcraft | 1998-5-19 | 2707 | Lassen | S. end Mud Flat. | 1341 | Comment | ||
JEPS28709 | Polygonum | George W. Gillett | 1957-7-29 | 939 | Lassen | near w end of Widow Lake, Lassen Volcanic National Park Widow Lake; Lassen Volcanic National Park, Widow Lake | 2072 | Comment | ||
UC507010 | Polygonum | George A. Fischer, Irwin H. Johnson | 1933-7-12 | F 192 | Lassen | Lassen National Forest, (Dry Lake), Grass Valley Dry Lake; Lassen National Forest, , Grass Valley | 1694 | Comment | ||
UC1101133 | Polygonum amphibium var. stipulaceum | Verne Grant and Irving Schneider | 1947-8-24 | 8268 | Lassen | Blue Lake; nw shore | Comment | |||
JEPS120904 | Polygonum aviculare subsp. depressum | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18735 | Lassen | About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
CAS-BOT-BC414305 | Polygonum aviculare subsp. neglectum | M. S. Taylor | 1982-8-19 | 5021 | Lassen | E side of Hwy 395, ca. 4 mi n of its jct with Hwy 70 at Hallalujah [Hallelujah] Junction | 1493 | Comment | ||
POM104627 | Polygonum bistortoides | Marcus E. Jones | 1897-6-21 | s.n. | Lassen | Chat. | 1616 | Comment | ||
UC726283 | Polygonum bistortoides | A. A. Heller | 1938-6-23 | 15141 | Lassen | 2 mi e Westwood | 1524 | Comment | ||
SBBG61490 | Polygonum californicum | E. Rockwell | -Jun-1925 | 884 | Lassen | Eagle Lake | 1554 | Comment | ||
CHSC106091 | Polygonum douglasii subsp. douglasii | Lowell Ahart; John Dittes | 2010-7-31 | 16978 | Lassen | About 100 yards northeast of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
UC1136177 | Polygonum douglasii subsp. douglasii | E. Sawyer | 1935-6-27 | 215 | Lassen | Long Valley Sierraville Quadrangle | Comment | |||
UC1567376 | Polygonum douglasii subsp. douglasii | G. Schoolcraft | 1989-6-19 | 1918 | Lassen | Ash Valley RNA/ACEC | 1554 | Comment | ||
CHSC64889 | Polygonum douglasii subsp. johnstonii | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6880 | Lassen | Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. In a shallow wash. | 1383 | Comment | ||
UC1567355 | Polygonum douglasii subsp. majus | G. Schoolcraft | 1989-6-19 | 1919 | Lassen | Ash Valley RNA/ACEC | 1554 | Comment | ||
RSA768026 | Polygonum douglasii subsp. spergulariiforme | L. Ahart, John Dittes | 2010-7-31 | 16979 | Lassen | About 100 yards northeast of where the road crosses Hunsinger Draw, 1.9 air miles northwest of Moll Reservoir, 2.8 air miles west of Ash Valley, 8.4 air miles southeast of Adin. | 1521 | Comment | ||
JEPS22874 | Polygonum polygaloides subsp. confertiflorum | Herbert L. Mason | Jul 29 1955-Jul 31 1955 | 14639 | Lassen | Pine Creek Flat | Comment | |||
UC1609321 | Polygonum polygaloides subsp. confertiflorum | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5593 | Lassen | Harvey Valley Rd (33N02) 1.7 mi n Hwy 44 (e side of valley, e of Poison Lake); Grays Valley | 1719 | Comment | ||
CHSC27120 | Polygonum polygaloides subsp. kelloggii | Robert A. Schlising | 1978-6-29 | 3297 | Lassen | E of Eagle Lake; dry creek bed just N of Murrers Meadow and Spring. In area of Pinus jeffreyi forest. | 1536 | Comment | ||
CAS-BOT-BC420158 | Polygonum sawatchense subsp. sawatchense | John Thomas Howell | 1934-7-9 | 12528 | Lassen | Harvey Valley | Comment | |||
CHSC27647 | Polygonum sawatchense subsp. sawatchense | N. E. Heiken | 1978-7-5 | 72 | Lassen | S. of Eagle L., E shore of Mahogany L. | 2060 | Comment | ||
SBBG119830 | Polygonum spergulariiforme | L. Ahart | 2003-8-17 | 10515 | Lassen | E side of Hwy 36, ca. 0.25 air mi SW of the Susan River, ca. 8 air mi SW of Susanville | 1433 | Comment | ||
RSA129377 | Polypogon monspeliensis | H. S. Yates | 1936-8-11 | 6054 | Lassen | Near Red Rock. | 1341 | Comment | ||
UC1024708 | Polypogon monspeliensis | Leo Whitney | 1934-8-6 | 2136 | Lassen | Susan River Honey Lake Valley; , Honey Lake Valley | 1371 | Comment | ||
UC1100378 | Polypogon monspeliensis | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1478 | Lassen | 1 mi n Doyle (Honey Lake Valley, marshy banks of Long Creek); Honey Lake Valley, banks of Long Creek | Comment | |||
UC1132901 | Polypogon monspeliensis | H. S. Yates | 1936-8-11 | 6054 | Lassen | near Red Rock; Sierraville Quad., near Red Rock | Comment | |||
UCR7792 | Polypogon monspeliensis | Marilyn Malin | 1968-7-11 | 259 | Lassen | West side of Hwy 395 on west side of Honey Lake | 1280 | Comment | ||
CHSC13799 | Populus tremuloides | Cathy Crittenden | 1970-7-9 | 41 | Lassen | Antelope lookout. | 2316 | Comment | ||
CHSC29892 | Porterella carnosula | Robin L. Ondricek | 1978-7-5 | 87 | Lassen | The ne edge of Mahogany Lake between the water and the trees. | 2057 | Comment | ||
CHSC29937 | Porterella carnosula | Robin L. Ondricek | 1978-6-22 | 68 | Lassen | A the NE edge of Mahogany Lake. | 2057 | Comment | ||
CHSC5224 | Porterella carnosula | R. Gein | 1946-6-11 | Lassen | Near Aspen Grove, Eagle Lake. | 1615 | Comment | |||
UC1112248 | Porterella carnosula | R. C. Bacigalupi with S. Galen Smith | 1957-6-28 | 6023 | Lassen | Highway 395 in Madeline Plains 3.1 mi s Madeline; Madeline Plains | 1615 | Comment | ||
UC195849 | Porterella carnosula | Franklin P. Nutting | Lassen | flat near Eagle Lake; near Eagle Lake | Comment | |||||
SEINET12326931 | Porterella carnosula | Unknown | 1978-1 | 15 | Lassen | E shore Mahogany L., S of Eagle L., T31N;R11E, sec. 21 | 2060 | Comment | ||
CHSC7716 | Portulaca oleracea | Beverley J. Wise | 1969-6-3 | 6 | Lassen | Susanville, 833 Mark St. | 1310 | Comment | ||
CHSC4850 | Potamogeton | R. Carter | 1967-7-13 | 594 | Lassen | Ca. 5 mi e of Eagle Lake Biology Station at point where rd comes nearest to Willow Creek. | 1560 | Comment | ||
HSC93507 | Potamogeton amplifolius | Gordon Leppig | 1998-8-18 | 1064 | Lassen | Modoc Nat'l Forest, Blue Lake, S of campground | 1860 | Comment | ||
UC1099904 | Potamogeton amplifolius | Verne Grant, Irving Schneider | 1947-8-24 | 8269 | Lassen | nw shore of Blue Lake (northern Lassen County) | Comment | |||
CAS-BOT-BC452094 | Potamogeton amplifolius | Verne Grant; Irving Schneider | 1947-8-24 | 8269 | Lassen | Northwest shore of Blue Lake, Northern Lassen County. | Comment | |||
UCR228122 | Potamogeton diversifolius | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 47201 | Lassen | Modoc Plateau, Hwy 395, c. 5 mi north of Madeline [at Smith Reservoir] and c. 5.5 mi south of Modoc Co. line | 1616 | Comment | ||
CHSC59158 | Potamogeton foliosus var. foliosus | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5118 | Lassen | Swamp on Bridge Creek, W of the Cinder Pit on the logging road paralleling the E side of the creek, 1.3 mi N of Hwy. 44 and McCoy Flat Reservoir, between Old Station and Susanville. In streamlets in the meadow. | 1719 | Comment | ||
SEINET4689828 | Potamogeton foliosus var. foliosus | B. L. Wilson, D. Lytjen | 2005-7-28 | 11482 | Lassen | Deep creek near confluence with a smaller stream | 1359 | Comment | ||
CHSC66284 | Potamogeton gramineus | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7876 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. In Papoose Creek where it leaves the N end of the meadow. | 1633 | Comment | ||
POM118979 | Potamogeton natans | Marcus E. Jones | 1897-6-21 | s.n. | Lassen | Chat. | 1616 | Comment | ||
RSA323730 | Potamogeton pusillus | A. Tiehm, Gary Schoolcraft | 1984-8-14 | 9247 | Lassen | Buckhorn Reservoir on the south side of Buckhorn road to Ravendale, about 6 road miles west of the state line. | 1699 | Comment | ||
CDA26098 | Potentilla glandulosa | T. C. Fuller | 1963-7-15 | 10903 | Lassen | Prescott Canyon, 2.5 miles north of Hayden Hill, ca. 15.5 miles south of Adin. | 0 | Comment | ||
POM34025 | Potentilla glandulosa subsp. ashlandica | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
POM366534 | Potentilla glandulosa subsp. ashlandica | Rockwell | 1925-7-1 | s.n. | Lassen | Eagle Lake | Comment | |||
CHSC1575 | Potentilla gracilis var. fastigiata | C. Palmiter | 1946-6-24 | Lassen | Spaulding's, Eagle Lake. | 1584 | Comment | |||
CHSC5048 | Potentilla gracilis var. fastigiata | L. B. Barlow | 1967-7-1 | 80 | Lassen | 2 mi. west Murrer's Ranch turnoff, 14.9 mi. north of Susanville, Highway 139. | 1463 | Comment | ||
CHSC93529 | Potentilla gracilis var. fastigiata | Lowell Ahart; John Dittes | 2005-6-1 | 11854 | Lassen | Long Valley, on the west side of the poor dirt road, about 1/2 mile west of Scott Road, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
CHSC99535 | Potentilla gracilis var. fastigiata | Lowell Ahart; John Dittes | 2008-6-20 | 14954 | Lassen | In meadow, about 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
JEPS114356 | Potentilla gracilis var. fastigiata | Lowell Ahart, John Dittes | 2008-6-20 | 14954 | Lassen | In meadow, about 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
SEINET6637685 | Potentilla gracilis var. fastigiata | C. G. Gulling | 1905-1 | 1529 | Lassen | Big Meadows | Comment | |||
UC773876 | Potentilla gracilis var. fastigiata | L. R. Short and W. McNulty | 1936-6-17 | S- 443 | Lassen | Burgess Spring Experiment Range Lassen National Forest | 1767 | Comment | ||
CAS-BOT-BC540359 | Potentilla gracilis var. fastigiata | Alice Eastwood | 1912-8-22 | 1870 | Lassen | Lassen Butte Region: Morgans Springs | Comment | |||
CAS-BOT-BC540368 | Potentilla gracilis var. fastigiata | David D. Keck | 1930-7-23 | 956 b | Lassen | 3 miles east of Westwood | 1524 | Comment | ||
CHSC113015 | Potentilla gracilis var. flabelliformis | Lowell Ahart; John Dittes | 2013-7-23 | 18899 | Lassen | Along a small drainage, west of the road levee, about 100 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
SBBG3009 | Potentilla gracilis var. flabelliformis | H. and M. Dearing | 1938-7-1 | 2240 | Lassen | W of Susanville | Comment | |||
SEINET10540584 | Potentilla klamathensis | Katherine L. Morris | 1973-5-25 | Morris 253 | Lassen | 27.7 miles nw of the junction of hwy 36 and 44 on hwy 44, at robber's spring, In an open meadow on one side of the hwy with yellow pine, white fir and open On the other side | Comment | |||
UC506926 | Potentilla millefolia | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F. 240 | Lassen | Patterson R.S. Lassen National Forest, Patterson R.S. | 1737 | Comment | ||
UCD113955 | Potentilla rivalis | Verne Grant; Irving Schneider | 1947-8-1 | 8236 | Lassen | East end of Tule Lake. | Comment | |||
UCD113957 | Potentilla rivalis | G. Schoolcraft | 2000-6-13 | 2902 | Lassen | Susanville. Cold Spring Valley. | 1645 | Comment | ||
CAS-BOT-BC159776 | Prunus andersonii | Ella Dales Cantelow | 1938-10-23 | 2192 | Lassen | N. of Doyle, Honey Lake in view | Comment | |||
CAS-BOT-BC159781 | Prunus andersonii | Margaret Williams | 1974-8-4 | 74 -L-75 | Lassen | Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CHSC106567 | Prunus andersonii | K. Schierenbeck | 2008-5-3 | Lassen | Fort Sage Mtns. | 1439 | Comment | |||
CHSC1581 | Prunus andersonii | D. Heinz | 1962-4-23 | Lassen | Hallelujah Jct. at State line. | 1371 | Comment | |||
CHSC71098 | Prunus andersonii | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9119 | Lassen | Road to ORV parking area in Fort Sage Mtns. 1.1 mi east of Fort Sage Rd., ca. 5 mi NNE of Doyle. | 1447 | Comment | ||
OBI77048 | Prunus andersonii | Anthony Baniaga | 2011-7-1 | 412 | Lassen | Ownership unk. E of Doyle, alongrd to Fort Sage Mts. | 1288 | Comment | ||
CDA34466 | Prunus andersonii | B. Villegas | 2011-3-26 | s.n. | Lassen | Hallelujah Junction. NE corner of HWY 395 & HWY 70 intersection. | 0 | Comment | ||
OBI10074 | Prunus andersonii | H. E. McMinn | 1932-8-5 | 2969 | Lassen | Susanville to Reno | Comment | |||
RSA0037144 | Prunus andersonii | B. Villegas | 2011-3-26 | s.n. | Lassen | Hallelujah Junction. NE corner of HWY 395 & HWY 70 intersection. | Comment | |||
SEINET10542398 | Prunus andersonii | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 461 | Lassen | 6 miles n of hallelujah junction on us hwy 395, in artemisa tridentata, pinyon Pine, jeffrey pine along high ridge and in sandy wash | 1402 | Comment | ||
SJSU8180 | Prunus andersonii | M. D. Fleschner | 1965-7-12 | Lassen | 2 mi SE of Milford near Honey L | 1249 | Comment | |||
CHSC91204 | Prunus virginiana var. demissa | Lowell Ahart; John Dittes | 2005-6-2 | 11931 | Lassen | Along the poor dirt road, about 1/4 mile west of the Anderson Ranch home, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.5 miles (air) northwest of Hallelujah Junction. | 1498 | Comment | ||
UC773874 | Prunus virginiana var. demissa | L. R. Short, Wm. Gansberg | 1936-7-3 | S 466 | Lassen | Lassen National Forest, Burgess Spring Experiment Range Burgess Spring Experiment Range; Lassen National Forest, Burgess Spring Experiment Range | 1847 | Comment | ||
UCD91507 | Pseudoroegneria spicata | Beecher Crampton | 1964-6-27 | 7089 | Lassen | Ca. 8-9 miles NE of Susanville. | 1828 | Comment | ||
CHSC67079 | Pseudostellaria jamesiana | Jeanne Boze | 1981-6-13 | 116 | Lassen | On northeast slope of Galletin Peak. | 1981 | Comment | ||
CAS-BOT-BC361753 | Psilocarphus brevissimus var. brevissimus | John Thomas Howell | 1934-7-10 | 12541 | Lassen | Patterson Flats | Comment | |||
CHSC110907 | Psilocarphus brevissimus var. brevissimus | Lowell Ahart; John Dittes | 2012-7-9 | 18290 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. | 1267 | Comment | ||
CHSC112453 | Psilocarphus brevissimus var. brevissimus | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18756 | Lassen | About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC75463 | Psilocarphus brevissimus var. brevissimus | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9752 | Lassen | Northeast of Susanville and 3.8 mi south of Biscar Wildlife Management Area on BLM 26030. | 1347 | Comment | ||
JEPS119651 | Psilocarphus brevissimus var. brevissimus | Lowell Ahart, John Dittes | 2012-7-9 | 18290 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
JEPS124657 | Psilocarphus brevissimus var. brevissimus | Rechen | 1964-7-1 | 79 | Lassen | 12 miles north of Susanville Hi 139. | Comment | |||
CHSC80646 | Psoralidium lanceolatum | Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft | 2001-6-2 | 10040 | Lassen | North-northeast of Doyle on a dirt road bordering the east side of Turtle Mountain. | 1828 | Comment | ||
NY702518 | Psoralidium lanceolatum | H. D. D. Ripley | 1944-5-29 | 5952 | Lassen | North of Doyle | 1341 | Comment | ||
HSC63951 | Puccinellia distans | Teresa Prendusi | 1980-7-9 | 1114 | Lassen | Horse Camp Spring about 39 mi. N of Susanville. | 1707 | Comment | ||
CHSC99494 | Puccinellia lemmonii | Lowell Ahart; John Dittes | 2008-6-20 | 14967 | Lassen | Saline area, about 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
JEPS103184 | Puccinellia nuttalliana | G. Schoolcraft | 2000-6-12 | 2908 | Lassen | Cold Spring Reservoir at NE end of Madeline Plains | 1645 | Comment | ||
RSA647519 | Puccinellia nuttalliana | Marion P. Harthill | 1972-6-17 | 801 | Lassen | Standish. | Comment | |||
UCD93433 | Puccinellia nuttalliana | G. Schoolcraft | 2000-6-12 | 2908 | Lassen | Cold Springs Reservoir at NE end of Madeline Plains. | 1645 | Comment | ||
CAS-BOT-BC147815 | Purshia tridentata var. tridentata | D. B. Dunn; B. J. Cox | 1971-6-2 | 17784 | Lassen | 6 mi. N. of Hallelujah Jct. on U.S. Hwy 395 | 1402 | Comment | ||
CAS-BOT-BC147817 | Purshia tridentata var. tridentata | Clarence R. Quick | 1961-6-21 | 61 -33 | Lassen | Adjacent to Road 21, Blacks Mountain Experimental Forest northeast of Lassen Peak | 1798 | Comment | ||
CAS-BOT-BC147821 | Purshia tridentata var. tridentata | Alice Eastwood; John Thomas Howell | 1940-6-16 | 8341 | Lassen | Janesville | Comment | |||
CAS-BOT-BC147824 | Purshia tridentata var. tridentata | M. S. Taylor | 1982-5-7 | 4431 | Lassen | Reno Junction on Hwy 70, just e of Beckwourth Pass | 1524 | Comment | ||
JEPS117495 | Purshia tridentata var. tridentata | Lowell Ahart, John Dittes | 2010-7-31 | 17015 | Lassen | About 50 yards east of the large culvert, where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin | 1516 | Comment | ||
JEPS44640 | Purshia tridentata var. tridentata | Frank W. Peirson | 1932-7-20 | 10355 | Lassen | 20 mi se Susanville | Comment | |||
UC1128540 | Purshia tridentata var. tridentata | C. W. Hanks | 1934-9-26 | 91 | Lassen | w side Long Valley (near Plumas National Forest); Sierraville Quad. | 1432 | Comment | ||
CAS-BOT-BC462758 | Pyrola dentata | Louella Bass | 1973-6-23 | EU- 130 | Lassen | Elysian Valley | 1325 | Comment | ||
RSA0084313 | Pyrola picta | Diana D. Jolles, Erik M. Beaston | 2011-7-5 | 442 | Lassen | Lassen National Forest near area where Susan River flows through Clover Valley. Thinning unit near intersection of A-21 road and Silver Lake Road some miles south of Highway 44. | 1784 | Comment | ||
UC73543 | Pyrola picta | Milo S. Baker | 1890-1 | Lassen | Milford | Comment | ||||
CAS-BOT-BC466053 | Pyrola picta | A. G. Brenneis | 1928-7-3 | 11 | Lassen | Lassen Forest, Jesson Valley | 1463 | Comment | ||
RSA46867 | Pyrola picta subsp. dentata | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
CAS-BOT-BC362265 | Pyrrocoma carthamoides var. cusickii | John Thomas Howell | 1934-7-6 | 12453 | Lassen | Harvey Valley | Comment | |||
UC1561924 | Pyrrocoma hirta var. hirta | Barbara Ertter | 1987-7-25 | 7312 a | Lassen | Pine Creek Valley at junction of Bridge Creek Springs Road ca 22 airmiles nw Susanville; Pine Creek Valley | 1737 | Comment | ||
UC469065 | Pyrrocoma hirta var. hirta | Franklin P. Nutting | Lassen | Dixey Valley , Northern California | Comment | |||||
JEPS19176 | Pyrrocoma hirta var. lanulosa | Leland S. Smith | 1922-1 | 18 | Lassen | Windmill flat, nw Lassen County Modoc National Forest | Comment | |||
CHSC76089 | Pyrrocoma lanceolata var. lanceolata | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8231 | Lassen | In the field on the north side of the dirt road, Willow Creek is on the south side of the road, about 250 yards east of the sign in station along Highway 139, Willow Creek Wildlife Area. | 1463 | Comment | ||
CAS-BOT-BC105245 | Quercus kelloggii | John Thomas Howell | 1973-7-10 | 49788 | Lassen | 3 miles W of Susanville | 1371 | Comment | ||
CAS-BOT-BC105247 | Quercus kelloggii | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49159 | Lassen | Elysian Valley NW of Janesville | 1325 | Comment | ||
CHSC5250 | Quercus kelloggii | P. Balch | 1955-7-25 | Lassen | Eagle Lake. Roop Mt. Rd., 5 mi from Susanville. | 1828 | Comment | |||
JEPS37795 | Quercus kelloggii | W. L. Jepson | 1939-8-11 | 19371 | Lassen | Milford | 1280 | Comment | ||
UCD46622 | Quercus kelloggii | John Thomas Howell | 1973-7-10 | 49788 | Lassen | 3 miles west of Susanville. | 1371 | Comment | ||
UCD46640 | Quercus kelloggii | Annie M. Alexander; Louise Kellogg | 1946-8-14 | 5158 | Lassen | On hill back of town. Susanville. | Comment | |||
JEPS93978 | Ranunculus alismifolius var. alismifolius | Vernon H. Oswald | 1998-6-22 | 9230 | Lassen | ca. 18 mi. n. Westwood (Champs Flat Rd. (A-21) 1.8 mi. n. of Hwy. 44) | 1749 | Comment | ||
UC1126215 | Ranunculus alismifolius var. alismifolius | A. Simontacchi | 1940-5-13 | 705 | Lassen | 6.4 mi nw Harvey Valley Ranger Station; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
SEINET5338283 | Ranunculus alismifolius var. hartwegii | J. Young | 1982-6-9 | s.n. | Lassen | M.Meyers Ranch, Adin, Ca. | 1372 | Comment | ||
HSC27356 | Ranunculus alismifolius var. lemmonii | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19192 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC112451 | Ranunculus aquatilis var. aquatilis | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18797 | Lassen | About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC23897 | Ranunculus aquatilis var. capillaceus | George Ellmore | 1973-7-7 | 7318 | Lassen | In bottom of Dixie Springs. | 1581 | Comment | ||
CHSC6245 | Ranunculus aquatilis var. capillaceus | R. Gein | 1946-6-17 | Lassen | Eagle Lake. Grasshopper Valley. | 1624 | Comment | |||
RSA152633 | Ranunculus aquatilis var. hispidulus | I. L. Wiggins, Dorothy B. Wiggins | 1961-6-11 | 16347 | Lassen | In shallow stream about 10 miles E of Susanville | Comment | |||
CDA24319 | Ranunculus cymbalaria var. saximontanus | T. C. Fuller | 1980-8-6 | 20317 | Lassen | North of Smoke Creek Ranch Road, 2 km west of the state line, 28.75 km (18.5 miles) northeast of Highway 395, northeast of Ravendale. | 0 | Comment | ||
CHSC1479 | Ranunculus cymbalaria var. saximontanus | 1944-6-21 | Lassen | Eagle Lake shore. | 1524 | Comment | ||||
CHSC6247 | Ranunculus cymbalaria var. saximontanus | M. West | 1946-7-2 | Lassen | Pine Creek, Eagle Lake. | 1584 | Comment | |||
UC1745660 | Ranunculus cymbalaria var. saximontanus | Annetta M. Carter | 1945-9-30 | 1723 | Lassen | Sam Webb place near end of Eagle Lake; ; Sam Webb place near end of Eagle Lake. | 1554 | Comment | ||
UC9428 | Ranunculus cymbalaria var. saximontanus | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3332 | Lassen | Honey Lake Valley | 1219 | Comment | ||
HSC23500 | Ranunculus cymbalaria var. saximontanus | Bill Wilson | 1967-6-30 | 59 | Lassen | Slough Point, 2 mi. W across lake from Eagle Lake Biological Station, 10 mi. N of Susanville | 1585 | Comment | ||
RSA293370 | Ranunculus cymbalaria var. saximontanus | Reino Alava | 1957-7-5 | 1135 | Lassen | Along Highway no. 395, 4.4 miles S of Ravendale. | Comment | |||
JEPS28454 | Ranunculus flammula | George W. Gillett | 1957-7-22 | 872 | Lassen | Snag Lake Lassen Volcanic National Park (s shore) | 1850 | Comment | ||
CHSC108009 | Ranunculus macounii | Lowell Ahart; John Dittes | 2011-6-21 | 17536 | Lassen | 335 feet northwest of Big Valley Canal, 2.1 miles (air) south of County Road 87, 6.6 miles (air) northeast of Bieber, 7.9 miles (air) west by southwest of Adin, Big Valley. | 1264 | Comment | ||
UC1126216 | Ranunculus occidentalis | A. Simontacchi | 1940-6-13 | 850 | Lassen | 3.3 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1126217 | Ranunculus occidentalis | A. Simontacchi | 1940-5-14 | 707 | Lassen | 6.1 mi sse Ladder Butte; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
JEPS107460 | Ranunculus occidentalis var. occidentalis | Lowell Ahart, John Dittes | 2005-6-1 | 11857 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
CHSC101037 | Ranunculus populago | John Dittes | 2008-5-22 | 1526 | Lassen | Modoc Plateau; ca. 15.3 air miles southeast of Adin, ca. 3.4 air miles east of Hayden Hill, ca 480 feet southeast of intersection of Hwy 139 and FS Road 36N02; channel of Willow Creek. | 482 | Comment | ||
OBI5233 | Ranunculus testiculatus | T. C. Fuller | 1963-6-12 | 10666 | Lassen | County fairgrounds, Susanville | Comment | |||
CAS-BOT-BC362887 | Ratibida columnifera | Nick Santamaria | 1969-7-21 | 721 | Lassen | On the west side of Eagle Lake, two miles N. of the Eagle Lake Resort on service road #33N01 | Comment | |||
SBBG2740 | Ribes aureum | H. and M. Dearing | 1939-6-6 | 3563 | Lassen | Pitt River, Bieber | Comment | |||
UC79702 | Ribes aureum | Walter E. Bryant | Lassen | Comment | ||||||
CAS-BOT-BC93393 | Ribes cereum | Carl B. Wolf | 1929-9-1 | 3780 | Lassen | Mount Lassen National Park, between grassy and Snag Lakes. | Comment | |||
RSA0037147 | Ribes cereum | J. R. Keck Jr. | 1977-7-13 | s.n. | Lassen | Near Puls Camp east of Blacks Mountain, Lassen National Forest. | 1830 | Comment | ||
CAS-BOT-BC212656 | Ribes nevadense | A. A. Heller | 1938-6-4 | 15145 | Lassen | 1 mile E of Fredonyer Pass | Comment | |||
SEINET10482949 | Ribes roezlii | Mary Susan Taylor | 1974-1 | Taylor 285 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
CAS-BOT-BC186149 | Ribes roezlii var. roezlii | George W. Gillett | 1957-7-26 | 917 | Lassen | Butte Lake | 1844 | Comment | ||
CAS-BOT-BC173851 | Ribes velutinum | A. G. Brenneis | 1928-5-29 | 4 | Lassen | Lassen National Forest. 1-1/2 mi. SE Willow Springs | 1371 | Comment | ||
CHSC12424 | Ribes velutinum | Anne Linda Brisk | 1969-6-19 | 1 | Lassen | 1/4 mi NE of ELBS. | 1554 | Comment | ||
UC585163 | Ribes velutinum | E. B. Babcock, G. L. Stebbins Jr. | 1936-6-7 | 1738 | Lassen | gully on mountain above Red Rock | 1420 | Comment | ||
RSA0023962 | Ribes velutinum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
CAS-BOT-BC363011 | Rigiopappus leptocladus | Arnold Tiehm; Jan Nachlinger; Margaret Williams | 1988-6-2 | 11700 | Lassen | South side of Shaffer Mt., 3.4 road miles north of the Wendel road on highway 395 from Susanville to Alturas, west of the highway | 1386 | Comment | ||
OBI48617 | Rigiopappus leptocladus | Lewis S. Rose | 1940-6-11 | 40507 | Lassen | 8 mi W of Nubieber | 1219 | Comment | ||
JEPS95976 | Rorippa curvisiliqua | Vernon H. Oswald and L. Ahart | 1999-6-9 | 9758 | Lassen | Between Westwood and Susanville on Hwy 36 1.3 mi east of Fredonyer Pass: T29N R10E NW1/4 Sect. 22, 5400 ft elevation, mixed coniferous forest | 1645 | Comment | ||
CAS-BOT-BC74856 | Rorippa sinuata | Verne Grant; Irving Schneider | 1947-8-1 | 8226 | Lassen | Irrigation ditch running southwest into State Fish and Game nesting area on west end of Section 19, Madeline Plain. | Comment | |||
POM312442 | Rorippa sinuata | Verne Grant, Irving Schneider | 1947-8-1 | 8226 | Lassen | Irrigation ditch running southwest into State Fish and Game nesting area on west end of Section 19, Madeline Plain. | Comment | |||
UC1567407 | Rorippa sinuata | G. Schoolcraft | 1989-6-6 | 1901 | Lassen | n end Secret Valley w Highway 395; n end Secret Valley | 1350 | Comment | ||
CHSC33101 | Rorippa sphaerocarpa | M. S. Taylor | 1974-7-10 | 278 | Lassen | In meadow, ca. 3 mi s of Gallatin Beach on s end of Eagle Lake, ca. 12 mi nw of Susanville. | 1524 | Comment | ||
CHSC12463 | Rosa woodsii subsp. ultramontana | Robert W. Severin | 1969-6-26 | 44 | Lassen | Springs area 1 mile north of Galatin Beach, 3 mi s of E.L.B.S. | 1645 | Comment | ||
CHSC5002 | Rosa woodsii subsp. ultramontana | K. C. Newman | 1967-6-30 | 27 | Lassen | Collected ca. 2 mi. NW of ELBS on the other side of the lake in the Merrill Burn area. | 1554 | Comment | ||
CAS-BOT-BC148258 | Rosa woodsii var. ultramontana | Louella Bass | 1973-5-29 | EV- 68 | Lassen | Elysian Valley - Sierra Nevada | 1325 | Comment | ||
JEPS47284 | Rosa woodsii var. ultramontana | W. L. Jepson | 1939-8-11 | 19372 | Lassen | Milford | 1280 | Comment | ||
JEPS117592 | Rumex acetosella | 2010-7-31 | 17001 | Lassen | About 50 yards east of the large culvert, where the road crosses Hunsinger Draw, 1.9 air miles northwest of Moll Reservoir, 2.8 air miles west of Ash Valley, 8.4 air miles southeast of Adin | 1516 | Comment | |||
RSA768027 | Rumex acetosella | L. Ahart, John Dittes | 2010-7-31 | 17001 | Lassen | About 50 yards east of the large culvert, where the road crosses Hunsinger Draw, 1.9 air miles northwest of Moll Reservoir, 2.8 air miles west of Ash Valley, 8.4 air miles southeast of Adin | 1516 | Comment | ||
HSC95219 | Rumex crispus | Gordon Leppig | 1998-7-12 | 962 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CAS-BOT-BC433485 | Rumex fueginus | John Thomas Howell | 1934-7-8 | 12485 | Lassen | Spalding's, Eagle Lake | Comment | |||
CHSC76101 | Rumex fueginus | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8214 | Lassen | On the edge of a flooded canal, just southwest of the parking area, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
NY324109 | Rumex lacustris | M. S. Baker | 1894-1 | s.n. | Lassen | Silver Lake [according to annotation by Rech. f.] | Comment | |||
UC748316 | Rumex maritimus | Annie M. Alexander and Louise Kellogg | 1946-8-11 | 5154 A | Lassen | nw end Eagle Lake (Sam Webb's Hunting Cabins) | Comment | |||
UC1594642 | Rumex occidentalis | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5122 | Lassen | 1.3 mi n Hwy. 44 and McCoy Flat Reservoir (between Old Station and Susanville, w of the Cinder Pit on logging road paralleling the e side Bridge Creek); Bridge Creek | 1719 | Comment | ||
JEPS39934 | Rumex salicifolius var. lacustris | W. L. Jepson | 1918-8-15 | 7997 | Lassen | Grasshopper Valley | 1615 | Comment | ||
SEINET8584738 | Rumex venosus | W. Harnach | 2011-6-4 | 1247 | Lassen | NE slope of Turtle Mtn., Fort Sage Mtns., Honey Lake Valley, approx. 7.5 miles NE of Doyle, CA on the Fort Sage Road. | 1329 | Comment | ||
CHSC61063 | Sagittaria cuneata | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5753 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. Along the N edge of the swamp. | 1932 | Comment | ||
HSC95346 | Salix eastwoodiae | Gordon Leppig, J. Cromwell | 1997-7-27 | 608 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
JEPS88245 | Salix exigua | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7784 | Lassen | n side of Hwy 36 between Bizz Johnson Trail and highway bridges spanning the Susan River (ditch along trail, trail accessed at Devils Corral Trailhead off of hwy, w of Susanville); Modoc Plateau | 1432 | Comment | ||
NY187518 | Salix hindsiana | N. F. Bracelin | 1931-6-29 | 485 | Lassen | McArthur | 960 | Comment | ||
CHSC93555 | Salix jepsonii | Lowell Ahart; John Dittes | 2005-6-2 | 11947 | Lassen | Long Valley, along a small stream, about 1 1/2 miles (air) northeast of the Anderson Ranch home, about 6 miles (air) north of the intersection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction. | 1601 | Comment | ||
RSA746513 | Salix lasiolepis | K. M. Meyer, A. Townesmith | 2007-7-19 | 138 | Lassen | Lassen National Forest. CA, 0.2 mi. on 29N03, off HWY 36 on pullout just past a dry creek. | 1459 | Comment | ||
CAS-BOT-BC129524 | Salix melanopsis | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville | 1341 | Comment | ||
CAS-BOT-BC126174 | Salix scouleriana | Hans Leschke | 1964-9-3 | 1891 | Lassen | Cinder Cone, Lassen Volcanic Nat. Park | Comment | |||
HSC27359 | Salvia dorrii | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19296 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
HSC31743 | Salvia dorrii | Donald Spalinger | 1974-5-16 | 67 | Lassen | Near Hwy. leading from Wendel to Flanigan | 1280 | Comment | ||
CHSC5226 | Sambucus melanocarpa | A. Santos | 1946-6-17 | Lassen | E side of Eagle Lake. | 1615 | Comment | |||
SEINET10579543 | Sanicula tuberosa | Katherine L. Morris, David B. Dunn; Melvin L. Conrad | 1973-5-25 | Morris 242 | Lassen | Collected 7.6 mi. NW of Jct. of Hwy 36 & 44 on Hwy 44. | Comment | |||
CDA19211 | Sarcobatus vermiculatus | D. Kratville | 2001-6-21 | s.n. | Lassen | Modoc Plateau; Outside of Susanville. | 0 | Comment | ||
CHSC64783 | Sarcobatus vermiculatus | Vernon H. Oswald | 1995-5-24 | 6775 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320), 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). | 1219 | Comment | ||
UCD54536 | Sarcobatus vermiculatus | Ellen Dean; Petra Unger, Dawn Cunningham | 2005-10-10 | 2721 | Lassen | E. of town of Susanville, along C.R. A27 (Center Rd.) Grounds of California Correctional Facility. Sewage treatment plant area. | 1247 | Comment | ||
SEINET10532870 | Sarcobatus vermiculatus | Mary Susan Taylor | 1974-7-8 | Taylor 261 | Lassen | Ca. 1 mi N of Honey Lake, ca. 1 mi S of Standish, Honey Lake Wildlife Refuge. | Comment | |||
CAS-BOT-BC466201 | Sarcodes sanguinea | Peter H. Raven; Otto T. Solbrig | 1958-6-16 | 13254 | Lassen | Along State Hwy 36, 0.3 mi E of summit of Fredonyer Pass | Comment | |||
JEPS47551 | Saxifraga oregana | Milo S. Baker | 1894-7-9 | Lassen | Pine Creek | Comment | ||||
RSA0009383 | Saxifraga oregana | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Susanville, 4 miles below Eagle Lake. | 1524 | Comment | ||
RSA300132 | Schedonorus arundinaceus | J. T. Howell, Gordon H. True | 1973-8-1 | 50185 | Lassen | Gold Run Creek Road, south of Susanville, Diamond Range | 1585 | Comment | ||
RSA252375 | Schoenoplectus acutus var. occidentalis | Robert F. Thorne, C. W. Tilforth | 1969-9-6 | 39256 | Lassen | Sandy Flats along Long Valley Creek, c. 14 miles SE of Milford | 1311 | Comment | ||
UC2134 | Schoenoplectus acutus var. occidentalis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3312 | Lassen | Honey Lake Valley Honey Lake Valley (tules of sloughs and w end of lake) | Comment | |||
RSA252443 | Schoenoplectus pungens | Robert F. Thorne, C. W. Tilforth | 1969-9-6 | 39257 | Lassen | Sandy Flats along Long Valley Creek, c. 14 miles SE of Milford | 1311 | Comment | ||
POM111502 | Scirpus microcarpus | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
RSA783686 | Scirpus nevadensis | R. R. Halse | 2010-8-25 | 8087 | Lassen | Along State Hwy 139 ca. 26.2 mi N of Susanville on NE shore of Eagle Lake. | 1559 | Comment | ||
JEPS63795 | Scirpus pungens | W. L. Jepson | 1918-8-2 | 7785 | Lassen | 1 mi below Boni Ranch house (lower bench of Long Valley Creek); Long Valley | 1371 | Comment | ||
UC573269 | Scirpus pungens | H. S. Yates | 1936-8-11 | 6062 | Lassen | near Red Rock | 1341 | Comment | ||
SEINET8020059 | Scutellaria angustifolia subsp. micrantha | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
CAS-BOT-BC214268 | Scutellaria nana | Richard Olmstead | 1984-6-27 | 584 | Lassen | Rye Patch Canyon Rd., 13.2 mi E of US 395, turnoff ca 14 mi. S of Ravendale | 1548 | Comment | ||
CAS-BOT-BC240081 | Secale cereale | R. E. Frenkel | 1964-7-12 | 664 | Lassen | On California Hwy. 299, 1.5 miles west of Bieber | 1249 | Comment | ||
CAS-BOT-BC240084 | Secale cereale | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16342 | Lassen | 13.5 mi. E. of Susanville | Comment | |||
CAS-BOT-BC46021 | Sedum lanceolatum | John Thomas Howell; Gordon True; Wayne Dakan | 1974-7-30 | 50670 | Lassen | Summit ridge of Diamond Mountain | 2346 | Comment | ||
UC1063252 | Senecio aronicoides | A. Simontacchi | 1940-5-28 | 769 | Lassen | 9.3 mi nw Crater Lake; Halls Flat Quad. | 1752 | Comment | ||
CAS-BOT-BC363326 | Senecio aronicoides | A. A. Heller | 1938-6-4 | 15143 | Lassen | West of Fredonyer Pass | 1676 | Comment | ||
CHSC60822 | Senecio hydrophiloides | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5600 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. Meadow. | 1725 | Comment | ||
HSC95295 | Senecio hydrophilus | Gordon Leppig, J. Cromwell | 1997-7-27 | 615 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
OBI75864 | Senecio hydrophilus | Anthony Baniaga | 2011-9-8 | 511 | Lassen | Lassen Natl Forest. Caribou Wilderness; Long Lake, W shore peninsula. Red Cinder quad T30N R7E sec 16 SW of NW | 2103 | Comment | ||
RSA0012449 | Senecio hydrophilus | A. A. Heller | 1938-6-23 | 15192 | Lassen | east of Westwood, the margin bordered with sagebrush, where a tongue of Upper Sonoran protrudes into the Transition Life Zone. | Comment | |||
CHSC5218 | Senecio integerrimus var. exaltatus | A. Santos | 1946-6-13 | Lassen | Pine Creek, Eagle Lake. | 1600 | Comment | |||
CHSC61620 | Senecio integerrimus var. exaltatus | Arthur C. Barrett | 1915-7-1 | 2 | Lassen | Laufman Ranger Stat. | 1463 | Comment | ||
JEPS94603 | Senecio integerrimus var. exaltatus | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8508 | Lassen | on Forest Route 38N04 0.3 mi e Hwy. 139 (n of Susanville (between Hwy 139 near Willow Creek Guard Station and Coyote Flat), between the road and a small creek) | 1560 | Comment | ||
SJSU13986 | Senecio integerrimus var. exaltatus | N. A. Hopkins | 1988-5-16 | 1399 | Lassen | by Scott Valley Rd W of Long Valley Cr 4 mi N of Hwy 70 | 1524 | Comment | ||
JEPS79212 | Senecio serra var. serra | L. R. Heckard with R. C. Bacigalupi | 1980-6-12 | 5253 | Lassen | about 4.5 mi e Westwood Junction (along Highway 36) | 1615 | Comment | ||
RSA518886 | Senecio triangularis | Barbara Ertter | 1988-7-25 | 7870 | Lassen | ridge of Diamond Mtns, ca. 1.5 mi. E of Diamond Peak, ca. 10 air miles due S of Susanville. | 2256 | Comment | ||
CHSC100133 | Shepherdia argentea | L. P. Janeway | 2008-8-2 | 9526 | Lassen | Modoc Plateau. Just above the flats along the south side of Rush Creek; south side of Smokey Creek Tanch Road 1.8 km west of the CA-NV line. | 1349 | Comment | ||
UCR18792 | Sidalcea glaucescens | Frank C. Vasek | 1975-7-11 | 750711- 33 | Lassen | Modoc National Forest, Hayden Hill Road c. 0.75-1.0 mi SW of Calif. Hwy 139 | 1829 | Comment | ||
CAS-BOT-BC205779 | Sidalcea oregana | B. Bartholomew; B. Anderson | 1988-7-22 | 4506 | Lassen | Mosquito Creek ca. 2 km SW of Patterson Meadow, southern end of the Warner Mountain | 2080 | Comment | ||
UCD116829 | Sidalcea oregana | P. B. Kennedy | 1927-6-13 | s.n. | Lassen | Fall River, by intake above dtich. | Comment | |||
UC408410 | Sidalcea oregana subsp. spicata | Milo S. Baker | Lassen | Dixey Valley | Comment | |||||
NY54618 | Sidalcea oregana var. maxima | N. H. Holmgren | 1980-7-3 | 9479 | Lassen | Madeline Plains, Westside Road, 9 km (5.6 mi) west of U.S. highway 395, 16 km (10 mi) airline distance northwest of Termo | 1620 | Comment | ||
NY746728 | Sidalcea oregana var. maxima | A. Tiehm | 1988-6-2 | 11704 | Lassen | East side of Snowshoe [Snowstorm?] Mountain, 18.1 road miles north of the Wendel road on highway 395 from Susanville to Alturas, west side of the highway | 1402 | Comment | ||
UC1483814 | Silene bernardina | G. Schoolcraft | 1979-6-7 | 129 | Lassen | northern Skidaddle Mountains | 2011 | Comment | ||
UC506918 | Silene bernardina | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F- 257 | Lassen | Lassen Forest | 1783 | Comment | ||
CHSC5229 | Silene douglasii | J. B. Kimsey | 1946-6-10 | Lassen | Eagle Lake. Pelican Point. | 1584 | Comment | |||
CAS-BOT-BC389264 | Silene lemmonii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mt., Susanville. Perkin's Ranch | 2133 | Comment | ||
SDSU4478 | Silene menziesii | D. F. Howe | 1964-8-1 | 3908 | Lassen | Parsnip Creek, Warner Mts., Modoc National Forest. | 1829 | Comment | ||
CHSC115594 | Silene nuda | Lowell Ahart; John Dittes | 2015-7-14 | 20334 | Lassen | On the west side of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1271 | Comment | ||
CHSC91925 | Silene nuda | L. P. Janeway | 2005-7-31 | 8511 | Lassen | Northern High Sierra Nevada. Diamond Mountains; head of large flat dry meadow at head of Bird Creek; 0.8 km northeast of Meadow View Peak. | 1960 | Comment | ||
RSA123274 | Silene nuda | E. Sawyer | 1935-6-27 | 223 | Lassen | Long Valley. | 1311 | Comment | ||
SEINET8411725 | Silene nuda | Elmer I. Applegate | 1923-9-30 | 4035 | Lassen | Constantia, Honey Lake Valley. | Comment | |||
SEINET10537591 | Silene nuda subsp. insectivora | Mary Susan Taylor | 1982-7-8 | Taylor 4790 | Lassen | T23N R17E sw sec 16. Beckwourth Pass quad. Along Scott Rd just s of bend, in Sagebrush Scrub, ca. 4 mi ne of Beckwourth Pass, s of Constantia. 4700 ft. | 1432 | Comment | ||
HSC27354 | Sisymbrium altissimum | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19283 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
SEINET11572879 | Sisymbrium altissimum | M. J. Williams | 1974-7-26 | 74 -L-33 | Lassen | 2 mi. W of Hallelujah Junction, S of Hwy 70. | 1494 | Comment | ||
NY189188 | Sisymbrium altissimum | B. Anderson | 1986-7-9 | 3123 | Lassen | Road to Day, about 2.4 km N of Rte. 299. | 1065 | Comment | ||
UCD115529 | Sisymbrium altissimum | R. Tofsrud | 1951-7-13 | s.n. | Lassen | Bieber area, Albaugh ranch. | Comment | |||
JEPS88552 | Sisyrinchium bellum | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7875 .1 | Lassen | ca 0.5 mi e Eagle Lake Rd. (A1) (and 2.5 mi s of Eagle Lake, in meadow bordering Papoose Creek where it leaves the n end of the meadow); Modoc Plateau, Papoose Meadows, Papoose Creek | 1633 | Comment | ||
RSA0035823 | Sisyrinchium bellum | Lowell A. Ahart, John Dittes | 2008-6-20 | 14964 | Lassen | About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
UC1032501 | Sisyrinchium bellum | A. Simontacchi | 1940-6-15 | 863 | Lassen | 2.3 mi ssw of Black Mountain; Lassen National Forest | 1798 | Comment | ||
JEPS62138 | Smilacina stellata | W. L. Jepson | 1918-8-2 | 7783 | Lassen | lower bench of creek 1 mi below Boni Ranch house; Long Valley, Long Valley Creek | 1371 | Comment | ||
UC1191779 | Solanum triflorum | Verne Grant, Irving Schneider | 1947-8-1 | 8234 | Lassen | east end of Tule Lake Tule Lake | Comment | |||
RSA0086585 | Solanum xanti | Bonnie C. Templeton | 1938-4-15 | s.n. | Lassen | Near Roscoe. | Comment | |||
CAS-BOT-BC365369 | Solidago elongata | B. C. Cain | 1925-8-24 | 78 | Lassen | 1 mi. below Drakesbad, Mt. Lassen Nat. Park | 1645 | Comment | ||
UC1776708 | Solidago velutina subsp. sparsiflora | G. Schoolcraft | 1994-8-3 | 2416 | Lassen | About 1 mile S of Boot Lake | 1889 | Comment | ||
JEPS124384 | Sonchus asper subsp. asper | Lowell Ahart, John Dittes | 2015-7-13 | 20304 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
SBBG3122 | Sorbus sitchensis | H. and M. Dearing | 1939-6-12 | 3644 | Lassen | S of Lassen | Comment | |||
CDA37488 | Sparganium emersum subsp. emersum | Gordon Leppig | 1998-8-17 | 1052 | Lassen | Northern California Peatlands; Modoc National Forest. Blue Lake Ranch. | Comment | |||
CHSC41847 | Sparganium emersum subsp. emersum | P. V. Caldwell | 1972-7-13 | 297 | Lassen | Eagle Lake. In Papoose Ck. From the road that crosses the creek towards Papoose Meadow, 1st 600 m. | Comment | |||
CHSC96734 | Sparganium emersum subsp. emersum | Gordon Leppig | 1998-8-17 | 1052 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
POM119382 | Sparganium eurycarpum | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
CAS-BOT-BC390560 | Spergularia rubra | John Thomas Howell; Gordon H. True | 1973-8-1 | 50245 | Lassen | Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville | 2133 | Comment | ||
CAS-BOT-BC213213 | Sphaeralcea grossulariifolia | Louella Bass | 1980-6-10 | s.n. | Lassen | Standish | Comment | |||
CHSC64792 | Sphaeralcea grossulariifolia subsp. grossulariifolia | Vernon H. Oswald | 1995-6-7 | 6837 | Lassen | Modoc Plateau. Rocky ridge on the n side of Wendel Rd. (Lassen 320) at milepost 11.0, 5.6 mi east of Wendel, ne of Susanville. | 1261 | Comment | ||
UC1567385 | Sphaeromeria potentilloides var. potentilloides | G. Schoolcraft | 1989-5-3 | 1865 | Lassen | s Karlo (n end Secret Valley); n end Secret Valley | 1341 | Comment | ||
SEINET11170749 | Sphenosciadium capitellatum | C. G. Gulling | 1905-1 | 1562 | Lassen | Big Meadows. | Comment | |||
UC1037224 | Spiraea douglasii | Leo Whitney | 1934-7-2 | 1592 | Lassen | ca 14 mi w Eagle Lake (Harvey Valley Spring); Lassen National Forest, Harvey Valley | 1737 | Comment | ||
HSC95268 | Spiranthes romanzoffiana | Gordon Leppig, J. Cromwell | 1997-7-26 | 601 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC31740 | Stanleya elata | Donald Spalinger | 1974-5-16 | 66 | Lassen | E of Hurlong in the Doyle Winter Deer Range | 1220 | Comment | ||
CAS-BOT-BC311783 | Stanleya viridiflora | Louella Bass | 1982-7-25 | 10 -82 | Lassen | Near Karlo, about 12 miles north of Litchfield | 1356 | Comment | ||
CHSC75482 | Stanleya viridiflora | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9744 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 5.2 mi west of Hwy. 395, 0.2 mi east of the RR crossing at Karlo. | 1353 | Comment | ||
JEPS95975 | Stanleya viridiflora | Vernon H. Oswald and L. Ahart | 1999-6-9 | 9744 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 5.2 mi west of Hwy. 395, 0.2 mi east of the RR crossing at Karlo: T31N R15E SE1/4 Sect. 7, 4440 ft elevation, sagebrush scrub, white volcanic ash substrate | 1353 | Comment | ||
UCD115760 | Stanleya viridiflora | Louella Bass | 1982-7-25 | 10 -82 | Lassen | near Karlo, about 12 miles north of Litchfield. | 1356 | Comment | ||
CAS-BOT-BC391143 | Stellaria longipes subsp. longipes | John Thomas Howell | 1934-6-14 | 12149 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
UCD99326 | Stellaria longipes subsp. longipes | Cindy Prouty | 1978-7-27 | 5 | Lassen | Papoose Creek, S of Eagle Lake. | 1584 | Comment | ||
JEPS51139 | Stellaria longipes var. longipes | Brown and Wieslander | 1922-7-18 | 52 | Lassen | Martin Springs; Eagle Lake | Comment | |||
SEINET10537644 | Stellaria longipes var. longipes | Mary Merello | 1993-6-28 | Merello 756 | Lassen | Lassen National Forest. At end of Forest Service Road 31N01 at lake. Pine woodland. | 1740 | Comment | ||
CAS-BOT-BC375006 | Stenotus acaulis | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50659 | Lassen | Summit ridge of Diamond Mountain | 2346 | Comment | ||
UC86569 | Stenotus acaulis | T. S. Brandegee | 1892-7-2 | Lassen | Near Susanville | Comment | ||||
CAS-BOT-BC375066 | Stephanomeria | Gordon H. True | 1973-8-22 | 7657 | Lassen | North shore of Honey Lake ca. 5 miles east of Janesville & just west of Hartson Reservoir | 1219 | Comment | ||
CAS-BOT-BC375307 | Stephanomeria exigua subsp. coronaria | John Thomas Howell | 1934-6-10 | 11847 | Lassen | 4 miles south of Omira | Comment | |||
SEINET11262513 | Stephanomeria lactucina | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3939 | Lassen | Southern Cascade Range. North side of Westwood 0.3 rd mi west of jct with Mooney Rd on CA-36. N side of rd.; 0 | 1563 | Comment | ||
UC1523770 | Stephanomeria lactucina | Gary Schoolcraft | 1981-7-7 | 496 | Lassen | on slopes n Landon Lookout | 2011 | Comment | ||
HSC24234 | Stipa comata | John Pratt | 1970-6-27 | 49 | Lassen | .5 mi. E of Turtle Head | Comment | |||
JEPS122358 | Stipa lemmonii var. lemmonii | Joseph Broberg, Jaycee Leonard | 2012-6-28 | CA 320 -104 | Lassen | From Alturas, head west on 299. 2 miles after Nubieber turn left at American flag and signs for Sierra Pacific Industries. Muck Valley Allotment. Collection site is at end of spur road | Comment | |||
JEPS122362 | Stipa nevadensis | Jaycee Leonard, Joseph Broberg, Stacy Belshaw | 2012-8-7 | CA 320 -121 | Lassen | From Alturas head south on Highway 395.Turn left onto county road 64, and continue to Jess Valley. Turn right at fork onto county road 258. Continue past Blue Lake, and turn onto Clark Valley road. Collection site is just after border between BLM and USFS land | Comment | |||
POM95030 | Streptanthus cordatus | Marcus E. Jones | 1897-6-22 | s.n. | Lassen | 10 miles south of Amedee. [Lassen or Plumas Co.?] | 1220 | Comment | ||
CAS-BOT-BC519057 | Streptopus amplexifolius | Alice Eastwood | 1912-8-22 | 1765 | Lassen | Trail to Sulphur Mine from Morgans, Lassen Butte Region | Comment | |||
CHSC48447 | Swertia albicaulis var. albicaulis | Vernon Oswald | 1986-5-28 | 2060 | Lassen | Hwy 139 between Eagle Lake and Adin, 38.1 mi n of Susanville. | 1645 | Comment | ||
UC1120025 | Symphoricarpos mollis | A. Simontacchi | 1940-6-24 | 890 | Lassen | 6.4 mi sw Jacks Lake; Lassen National Forest, Halls Flat Quad. | 1950 | Comment | ||
CHSC23553 | Symphoricarpos rotundifolius var. rotundifolius | W. O. Baum | 1971-7-5 | 21 | Lassen | N slope of Gallatin Peak. | 2011 | Comment | ||
UC773939 | Symphoricarpos rotundifolius var. rotundifolius | L. R. Short and Wm. Gansberg | 1936-7-3 | S- 468 | Lassen | Burgess Spring Experimental Range; Lassen National Forest | 1847 | Comment | ||
POM67970 | Symphoricarpos vaccinioides | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Eagle Lake, 27 miles from Susanville | 1524 | Comment | ||
UCR18738 | Symphoricarpos vaccinioides | Frank C. Vasek | 1975-7-11 | 750711- 26 | Lassen | Modoc National Forest, Hayden Hill Road c. 0.75-1.0 mi SW of Calif. Hwy 139 | 1829 | Comment | ||
SEINET1906280 | Symphyotrichum ascendens | Barbara Ertter | 1987-1 | 7299 | Lassen | ca 3/4 mi ENE of Beckwourth Pass at end of old crumbling paved road; | 1524 | Comment | ||
UC1192207 | Symphyotrichum ascendens | Verne Grant and Irving Schneider | 1947-9-6 | 8391 | Lassen | near, (w of Fleming Ranch Headquarters) Wendel | Comment | |||
CHSC118847 | Symphyotrichum bracteolatum | L. P. Janeway | 2015-8-10 | 11830 | Lassen | Warner Mountains. Steep west-facing slope above the 64 Road (39N01 - the road to Patterson Campground), 0.2 km north-northeast of crossing of East Creek; between Peterson Meadow and Long Valley. | 2047 | Comment | ||
HSC103616 | Symphyotrichum bracteolatum | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8007 | Lassen | Along north side of Silver Lake | 1829 | Comment | ||
CHSC5199 | Symphyotrichum campestre | 1944-7-5 | Lassen | Eagle Lake. Harvey Valley. | 1695 | Comment | ||||
CHSC52664 | Symphyotrichum campestre | James D. Jokerst | 1983-7-24 | 1885 | Lassen | Near Madeline Plains. | 1614 | Comment | ||
UC2027325 | Symphyotrichum foliaceum var. parryi | Anthony Baniaga | 2011-9-8 | 512 | Lassen | Lassen National Forest. Caribou Wilderness; N of Long Lake. Red Cinder quadrangle. | Comment | |||
CAS-BOT-BC98929 | Symphyotrichum foliaceum var. parryi | G. Schoolcraft | 1994-7-6 | 2359 | Lassen | About 1 mile west of Boot Lake | 204 | Comment | ||
CAS-BOT-BC98933 | Symphyotrichum foliaceum var. parryi | Alice Eastwood | 1912-8-22 | 1917 | Lassen | Battle Creek Meadows - Lassen Butte Region | Comment | |||
CAS-BOT-BC98935 | Symphyotrichum foliaceum var. parryi | Alice Eastwood | 1912-8-22 | 1818 | Lassen | Morgan's Springs - Lassen Butte Region | Comment | |||
CHSC59076 | Symphyotrichum frondosum | Vernon H. Oswald; Lowell Ahart | 1992-8-25 | 5185 | Lassen | Lassen Volcanic National Park. Alluvial fan of Grassy Creek at the S end of Snag Lake. | 1851 | Comment | ||
JEPS95902 | Symphyotrichum frondosum | Lowell Ahart and Vernon H. Oswald | 1999-9-13 | 8210 | Lassen | just S of the parking area, about 1 mi S of the sign in station, Honey Lake Wildlife Area, 5 1/2 mi (air) SE of Standish | 1207 | Comment | ||
CAS-BOT-BC98540 | Symphyotrichum spathulatum | Louella Bass | 1973-6-6 | 99 | Lassen | Sierra Nevada - Elysian Valley | 1325 | Comment | ||
CHSC92950 | Symphyotrichum spathulatum var. spathulatum | L. P. Janeway | 2005-7-31 | 8513 | Lassen | Northern High Sierra Nevada. Diamond Mountains; head of large flat dry meadow at head of Bird Creek; 0.8 km northeast of Meadow View Peak. | 1960 | Comment | ||
SEINET11686811 | Taeniatherum caput-medusae | A. Tiehm, Evans, R.; Young, J. | 1984-1 | 8597 | Lassen | NW side of Shaffer Mountain, 9 air mi NNW of Litchfield | 1387 | Comment | ||
CHSC71103 | Tamarix parviflora | Vernon H Oswald; Lowell Ahart | 1998-5-22 | 9096 | Lassen | Hwy 395 at an intermittent drainage crossing the road 2.3 mi south of Milford. | 1255 | Comment | ||
SEINET10826287 | Taraxacum californicum | David B. Dunn, Billy Joe Cox | 1971-1 | Lassen | Comment | |||||
CHSC117508 | Taraxacum officinale | Lowell Ahart; John Dittes | 2016-7-13 | 21112 | Lassen | 100 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at southern slope of Big Valley. | 1289 | Comment | ||
UC36609 | Taraxacum officinale | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3383 | Lassen | Honey Lake Valley | Comment | |||
CAS-BOT-BC376899 | Taraxacum officinale | 1927-6-19 | 17 | Lassen | Lassen National Forest. Norval Flat | 1747 | Comment | |||
UC1542935 | Taraxia subacaulis | G. Schoolcraft | 1987-5-19 | 1703 | Lassen | Ash Valley RNA | 1554 | Comment | ||
CHSC112988 | Taraxia tanacetifolia | Lowell Ahart; John Dittes | 2013-7-23 | 18885 | Lassen | About 150 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC58846 | Taraxia tanacetifolia | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5102 | Lassen | Long Lake on the S side of Hwy. 44 between Old Station and Susanville, 1.2 mi SE of County Rd. A21. | 1745 | Comment | ||
CHSC84872 | Taraxia tanacetifolia | Samantha Mackey Hillaire; Linnea Hanson, Catie Bishop | 2003-9-21 | 353 | Lassen | Lassen Volcanic National Park. Snag Lake; mudflat just N of an open stand of willows on the south shore of the lake; just east of where Grassy Creek flows into the lake. [Label says 'area near' latitude and longitude]. | 1900 | Comment | ||
UC1122295 | Taraxia tanacetifolia | A. Simontacchi | 1940-6-8 | 830 | Lassen | Halls Flat Ranger Station Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1122296 | Taraxia tanacetifolia | Robert W. Gardner | 1937-6-26 | G- 27 | Lassen | Poison Lake Halls Flat Quadrangle | Comment | |||
UC1924210 | Taraxia tanacetifolia | Debra Valov | 2004-6-9 | 2004273 | Lassen | Hwy 139 c. Mile marker 37 | 1650 | Comment | ||
UC2027202 | Taraxia tanacetifolia | Anthony Baniaga | 2011-6-10 | 319 | Lassen | Along highway 395 ca. 6.6 mi S of Karlo Rd. quadrangle. | Comment | |||
UC20508 | Taraxia tanacetifolia | Mrs. C. C. Bruce | June 1898 | 2203 | Lassen | Susanville | Comment | |||
CAS-BOT-BC329049 | Tetradymia canescens | John Thomas Howell | 1961-9-25 | 36972 | Lassen | East side of Beckwourth Pass | 1554 | Comment | ||
CHSC429 | Tetradymia canescens | P. Balch | 1955-7-23 | Lassen | Antelope Grade, Eagle Lake. | 1615 | Comment | |||
CHSC93242 | Tetradymia canescens | John Dittes; Scott Chamberlain | 2004-6-28 | 1007 | Lassen | Modoc Plateau; Long Valley; ca. 1.8 air-miles northeast of Hwy 70 at Beckwourth Pass, ca. 3.0 air-miles west of Hwy 395, ca. 1.0 air-mile east of Plumas County line. | 1460 | Comment | ||
CAS-BOT-BC340064 | Tetradymia glabrata | M. Bourell | 1997-5-31 | 5880 | Lassen | Wendel Road 10.9 miles southeast of Highway 395 | Comment | |||
SD87577 | Tetradymia glabrata | Frank W. Peirson | 1926-6-24 | 6854 | Lassen | Madeline Plains. | Comment | |||
UCD136752 | Tetradymia glabrata | B. L. Kay | 1955-4-19 | s.n. | Lassen | 15 miles north of Honey Lake, along US Highway 395. | Comment | |||
CHSC64762 | Tetradymia spinosa | Vernon H. Oswald | 1995-5-24 | 6771 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). On a flat bordering the road. | 1219 | Comment | ||
UC36632 | Tetradymia spinosa | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3341 | Lassen | Honey Lake Valley | Comment | |||
CHSC6248 | Thalictrum fendleri | P. Balch | 1955-6-1 | Lassen | Eagle Lake. Pine Creek near Stephens meadows. | 1906 | Comment | |||
CAS-BOT-BC392288 | Thalictrum fendleri | Alice Eastwood | 1912-8-22 | 1769 | Lassen | Trail from Morgans Springs to Sulphur Works, Lassen Butte Region | Comment | |||
CAS-BOT-BC399902 | Thalictrum sparsiflorum | George W. Gillett | 1957-7-24 | 897 | Lassen | Lassen Volcanic National Park. Cameron Meadow | 1950 | Comment | ||
UC480868 | Thalictrum sparsiflorum | Franklin P. Nutting | Lassen | Pine Creek | Comment | |||||
NY215471 | Thelypodium flexuosum | M. J. Williams | 1986-5-12 | 8623- 1 | Lassen | Smoke Creek Rd, E of Hwy 395, 1 mi W of Nevada-Calif. boundary. | 1341.1 | Comment | ||
RSA294538 | Thelypodium flexuosum | A. Tiehm | 1980-5-29 | 5745 | Lassen | North end of Honey Lake Valley, just N of Hot Springs 1.1 air mile NNW of Wendel. | 1232 | Comment | ||
CHSC99728 | Thelypodium howellii subsp. howellii | Lowell Ahart; John Dittes | 2008-6-20 | 14920 | Lassen | About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. | 1263 | Comment | ||
CDA25197 | Thelypodium integrifolium subsp. complanatum | T. C. Fuller | 1980-8-6 | 20321 | Lassen | 0.3 km south of Smoke Creek Ranch Road, 2 km west of the state line, Rush Creek drainage. | 0 | Comment | ||
CDA25198 | Thelypodium integrifolium subsp. complanatum | T. C. Fuller | 1980-8-6 | 20321 | Lassen | 0.3 km south of Smoke Creek Ranch Road, 2 km west of the state line, Rush Creek drainage. | 0 | Comment | ||
CDA25203 | Thelypodium integrifolium subsp. complanatum | T. C. Fuller | 1980-9-4 | 20336 | Lassen | 0.3 km south of the Smoke Creek Ranch Road, 2 km west of the state line, Rush Creek drainage. | 0 | Comment | ||
CAS-BOT-BC207182 | Thinopyrum intermedium subsp. intermedium | John Thomas Howell | 1975-7-23 | 551396 | Lassen | Susanville - Sierra Nevada | 1295 | Comment | ||
CAS-BOT-BC193469 | Thinopyrum ponticum | R. E. Frenkel | 1964-10-1 | 918 | Lassen | On California Hwy. 36, 1.0 mile east of California Hwy. 44, west of Susanville | 1493 | Comment | ||
CAS-BOT-BC193470 | Thinopyrum ponticum | R. E. Frenkel | 1964-10-1 | 867 | Lassen | On Highway A-2, 6.0 miles east of junction with Hwy. 299, south-east of Bieber | 1280 | Comment | ||
CAS-BOT-BC193472 | Thinopyrum ponticum | T. C. Fuller | 1963-7-15 | 10887 | Lassen | S. of road to Little Valley 2.9 mi. SE of Pittville | Comment | |||
UCD54539 | Thinopyrum ponticum | Ellen Dean; Petra Unger, Dawn Cunningham | 2005-10-10 | 2723 | Lassen | E of town of Susanville, along C.R. A27 (Center Rd.) Grounds of California Correctional Facility. Sewage treatment plant area. | 1247 | Comment | ||
UCD93338 | Thinopyrum ponticum | T. C. Fuller | 1963-7-16 | 10920 | Lassen | 14.1 miles S of Ravendale. West side of Hwy. 395 to Litchfield, head of Secret Valley. | Comment | |||
UCD93343 | Thinopyrum ponticum | John Thomas Howell | 8-9 Jul 1974 | 50506 | Lassen | Sierra Nevada. Susanville. | 1295 | Comment | ||
CHSC116078 | Thlaspi arvense | Lowell Ahart; John Dittes | 2015-7-13 | 20309 | Lassen | About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC65302 | Thlaspi arvense | Vernon H. Oswald; Lowell Ahart | 1994-8-14 | 7197 | Lassen | Modoc Plateau. Horse Lake Rd. (Lassen 536) 4.7 mi W of Hwy. 395, N of Susanville. At roadside between the road and the railroad. | 1676 | Comment | ||
POM203962 | Thlaspi arvense | J. T. Howell | 1934-6-10 | 1906 | Lassen | 3 miles S of Ravendale. | Comment | |||
POM95124 | Thysanocarpus curvipes var. curvipes | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin s Ranch. | 1463 | Comment | ||
HSC95216 | Torreyochloa pallida var. pauciflora | Gordon Leppig | 1998-7-13 | 973 | Lassen | Modoc Natl. Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC6275 | Toxicoscordion paniculatum | M. West | 1946-6-24 | Lassen | Dow Butte. | 2042 | Comment | |||
CAS-BOT-BC377078 | Tragopogon dubius | Margaret Williams | 1974-7-27 | 74 -L-53 | Lassen | Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CAS-BOT-BC377166 | Tragopogon pratensis | John Thomas Howell | 1955-7-19 | 30824 | Lassen | East side of Beckwourth Pass | 1493 | Comment | ||
JEPS124549 | Tribulus terrestris | P. L. Billings | 1965-7-12 | 114 | Lassen | Pit River Over flow Bridge. #7-05, HWY 299. 1.8 mi from Nubiebur. | Comment | |||
JEPS87195 | Trichostema oblongum | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5127 | Lassen | between Old Station and Susanville (Bridge Creek Springs Rd (County Rd 112, Forest Rd 31N06), 1.0 mi e of Willow Spring Rd (Forest Rd 31N56)) | 1745 | Comment | ||
CDA40981 | Trichostema simulatum | L. Ahart | 2003-8-17 | 10514 | Lassen | On the west side of the paved road, on the east side of Highway 36, about 1/4 mile southwest of the Susan River, about 8 miles (air) southwest of Susanville. | Comment | |||
UCD169305 | Trichostema simulatum | Lowell Ahart | 2003-8-17 | 10514 | Lassen | About 8 miles (air) southwest of Susanville, about 1/4 mile southwest of the Susan River, on the east side of Highway 36, on the west side of a paved road. | 1433 | Comment | ||
CHSC91332 | Trifolium andersonii var. andersonii | Lowell Ahart; John Dittes | 2005-6-1 | 11844 | Lassen | On both sides of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
JEPS33194 | Trifolium andersonii var. andersonii | Milo S. Baker | July 1894 | Lassen | near Bieber; Big Valley | Comment | ||||
UC80657 | Trifolium andersonii var. andersonii | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
JEPS118479 | Trifolium beckwithii | Lowell Ahart, John Dittes | 2011-6-21 | 17535 | Lassen | About 100 yards north of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
CHSC112463 | Trifolium cyathiferum | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18734 | Lassen | About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
RSA121695 | Trifolium cyathiferum | L. R. Short, W. M. Gansberg | 1936-6-8 | S- 391 | Lassen | Burgess Spring Exp. Range | 1744 | Comment | ||
UCD109133 | Trifolium gymnocarpon subsp. plummerae | Brad D. Schafer | 2003-5-24 | 125 | Lassen | 1 mile W of Robinson Canyon and 2 miles SW of Doyle. | 1889 | Comment | ||
UC16695 | Trifolium gymnocarpon var. plummerae | Mrs. C. C. Bruce | Jun 1898 | 2293 | Lassen | Madaline Plains | Comment | |||
UCSC011016 | Trifolium longipes subsp. hansenii | Lowell Ahart, John Dittes | 2016-7-15 | 21230 | Lassen | About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 air miles northeast of Bieber; 41.183167 -121.036972 | 1268 | Comment | ||
SBBG128881 | Trifolium longipes subsp. shastense | L. Ahart | 2008-6-20 | 14923 | Lassen | ca. 100 yards SW of where the levee rd crosses Big Valley Canal, in Big Valley, ca. 4 mi (air) NE of Headquarters at Ash Crk State Wildlife Area, ca. 7 mi (air) NE of Bieber | 1263 | Comment | ||
CHSC99102 | Trifolium longipes var. nevadense | Lowell Ahart; John Dittes | 2008-6-20 | 14955 | Lassen | About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
RSA0037000 | Trifolium longipes var. nevadense | Lowell A. Ahart, John Dittes | 2008-6-20 | 14955 | Lassen | About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
NY717378 | Trifolium macrocephalum | G. Schoolcraft | 1985-5-9 | 1385 | Lassen | About 2 miles northeast of Shinn Ranch | 1554 | Comment | ||
UCD111342 | Trifolium macrocephalum | Earl Coke | 1934-1 | s.n. | Lassen | location unknown. | Comment | |||
UC1025070 | Trifolium monanthum var. monanthum | Leo Whitney | 1934-7-24 | 1502 | Lassen | ca 7-8 mi sw Eagle Lake (Bridge Creek Camp near Bridge Creek); Lassen National Forest | 1737 | Comment | ||
CAS-BOT-BC230742 | Trifolium productum | A. M. Vollmer; L. Beane | 1953-7-1 | 87 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
SEINET3099836 | Trifolium productum | Marcus E. Jones | 1897-6-28 | Lassen | Top of Diamond Mt. Susanville. Perkin's Ranch. | 2230 | Comment | |||
UCSC010320 | Trifolium ultramontanum | Unknown | 2016-6-7 | 20986 | Lassen | 120 yards east of Stonebreaker Road, 0.6 miles of south of County Road A-2, 5.3 air miles east of Bieber, 7.3 air miles southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
CDA28075 | Trifolium wormskioldii | Gordon Leppig | 1998-7-12 | 961 | Lassen | Northern California Peatlands.; Modoc National Forest. Blue Lake Ranch. | Comment | |||
CHSC41846 | Trifolium wormskioldii | P. V. Caldwell | 1972-7-12 | 304 | Lassen | Eagle Lake. Approx. 600-800 meters from forest Rd. to Papoose meadows on the grassy banks of Papoose Creek. | Comment | |||
POM27708 | Trifolium wormskioldii | Marcus E. Jones | 1897-6-25 | 7549 | Lassen | Susanville. | 1341 | Comment | ||
UCD109955 | Trifolium wormskioldii | L. Whitney | 1933-8-9 | s.n. | Lassen | Slate Cr. Lassen Forest. | 1920 | Comment | ||
UC483 | Triglochin maritima | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3331 | Lassen | Honey Lake Valley | 1219 | Comment | ||
UC499 | Triglochin maritima | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3398 | Lassen | Amedee Honey Lake Valley | Comment | |||
CHSC60928 | Triglochin scilloides | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5645 | Lassen | Pittville Rd. (Lassen 111, 36N01) near its intersection with 33N11, 0.4 mi N of Hwy. 44, near the SE end of Poison Lake. Beds of drainages and pools in meadow. | 1709 | Comment | ||
RSA79411 | Triteleia bridgesii | E. K. Balls | 1952-5-24 | 17251 | Lassen | Ash Creek Public Camp, along Ash Creek, off road from Adin to Madeline. | 1524 | Comment | ||
HSC81542 | Triteleia hyacinthina | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6045 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
SD131701 | Triteleia hyacinthina | Arnold Tiehm, Jan Nachlinger, Margaret Williams | 1988-6-2 | 11705 | Lassen | East side of Snowstorm Mountain, 18.1 road miles north of the Wendel Road on Highway 395 from Susanville to Alturas. Growing along moist draws. | 1402 | Comment | ||
CAS-BOT-BC521549 | Triteleia hyacinthina | Louella Bass | 1973-6-20 | 127 | Lassen | Elysian Valley: North of Big Barn | 1325 | Comment | ||
RSA722571 | Triticum aestivum | R. R. Halse | 2006-8-3 | 6991 | Lassen | Modoc National Forest; along Blue Lake Road north of Blue Lake, ca. 15 miles ESE of Likely. | 1860 | Comment | ||
SDSU2013 | Tsuga mertensiana | D. F. Howe | 1959-8-3 | 2788 | Lassen | Lassen National Park. | 2591 | Comment | ||
UC1241805 | Typha latifolia | Herbert L. Mason | 1947-7-8 | 13302 | Lassen | Irrigation ditch 5 mi e of Bieber (Highway 299, e of Hatchet Creek Summit); Highway 299 | 1219 | Comment | ||
NY500467 | Ulmus pumila | J. T. Howell | 1978-4-20 | 52869 | Lassen | Susanville | 1296.9 | Comment | ||
CHSC34604 | Urtica dioica subsp. holosericea | Jennifer Estep | 1978-7-28 | 29 | Lassen | E of Eagle Lake Field Station. | 1584 | Comment | ||
CHSC36445 | Urtica dioica subsp. holosericea | Nargaret E. Halloran | 1982-6-4 | 4 | Lassen | 100 yds along Willow Creek e of road in Murrers Upper Meadow. Growing near creekside. | Comment | |||
CHSC5922 | Urtica dioica subsp. holosericea | 1944-8-4 | Lassen | Eagle Lake. | 1554 | Comment | ||||
JEPS124674 | Urtica dioica subsp. holosericea | C. L. Kline | 1965-7-12 | 191 | Lassen | 23.9 miles North of Susanville on HWY 139 on the east side of Eagle Lake. | Comment | |||
HSC95200 | Utricularia minor | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-29 | 521 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
JEPS88233 | Ventenata dubia | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7791 .1 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devil's Corral Trailhead located off of Hwy. 36, trailside just s.e. of Hwy. 36 bridge spanning the Susan R.); Modoc Plateau, Bizz Johnson Trail | 1402 | Comment | ||
UC729617 | Veratrum californicum var. californicum | Carl B. Wolf | 1929-9-1 | 3776 | Lassen | between Grassy Lake and Snag Lake; Mt. Lassen National Park | Comment | |||
CHSC5045 | Verbascum thapsus | L. B. Barlow | 1967-7-4 | 86 | Lassen | 5 mi. south of Eagle Lake Biological Station on Gallatin Beach Road. | 1737 | Comment | ||
CHSC67070 | Verbascum thapsus | Willis Ball | 1969-6-28 | 53 | Lassen | Found growing by Eagle Lake about 50 yds. S. of E.L.B.S. Plant. | 1554 | Comment | ||
RSA746504 | Verbascum thapsus | K. M. Meyer, A. Townesmith | 2007-7-19 | 136 | Lassen | Lassen National Forest. CA, 0.2 mi. on 29N03, off HWY 36 on pullout just past a dry creek. | 1459 | Comment | ||
HSC23516 | Veronica americana | L. B. Barlow | 1967-6-24 | 41 | Lassen | 4 mi. E of Eagle Lake Biological Station at Murrer's Meadow | 1524 | Comment | ||
JEPS114654 | Veronica arvensis | Lowell Ahart, John Dittes | 2008-6-20 | 14925 | Lassen | About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
JEPS119647 | Veronica catenata | Lowell Ahart, John Dittes | 2012-7-9 | 18286 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UC1776746 | Veronica catenata | Vernon H. Oswald | 1994-9-6 | 6470 | Lassen | 10 air mi N of Susanville (Willow Creek Wildlife Area on Hwy 139) | 1490 | Comment | ||
SEINET10499925 | Veronica peregrina | David B. Dunn | 1956-7-3 | Dunn 11924 A | Lassen | Alkaline sink by roadside, extra runoff from hwy 395. 11 Mi s of madeline. | Comment | |||
UC1567435 | Veronica peregrina subsp. xalapensis | G. Schoolcraft | 1989-7-24 | 1993 | Lassen | along n shore of Said Valley Reservoir Said Valley Reservoir | 1630 | Comment | ||
JEPS28987 | Veronica serpyllifolia subsp. humifusa | Frances D. Payne | 1929-7-12 | 96 | Lassen | e side and at southern end of Warner Range (in Upper Silver Creek); , Upper Silver Creek | 2438 | Comment | ||
JEPS95977 | Vicia americana var. americana | Vernon H. Oswald and L. Ahart | 1999-6-9 | 9755 | Lassen | Northeast of Susanville and 3.8 mi south of Biscar Wildlife Management Area on BLM 26030: T31N R15E Sect. 31, 4420 ft elevation, sagebrush scrub. Climbing on brush. | 1347 | Comment | ||
NY716241 | Vicia americana var. americana | G. Schoolcraft | 1982-7-6 | 761 | Lassen | Fort Sage Mountains | 1920 | Comment | ||
UC1130220 | Vicia americana var. americana | A. Simontacchi | 1940-5-27 | 766 | Lassen | 6.7 mi e Smoky Cabin; Lassen National Forest, Halls Flat Quad. | 1706 | Comment | ||
JEPS23987 | Viola adunca | W. L. Jepson | 1910-6-10 | 4110 | Lassen | East Fork King Creek on Cinder Cone Trail; King Creek | 2133 | Comment | ||
CHSC7181 | Viola beckwithii | Lynn R, Thomas | 1969-4-17 | 95 | Lassen | Ca. 200 yds. up hillside e of Rice Canyon Rd., 5 mi n of junction with 'back road to Litchfiend'. Ca. 12 mi e of Susanville. | 1310 | Comment | ||
UC1951070 | Viola beckwithii | Debra Valov | 2009-4-27 | 2009022 | Lassen | Bieber; property on south side of County A2 c. 5.4 mi east of Hwy 299 | Comment | |||
UC936141 | Viola beckwithii | Helen K. Myers | May 1930 | Lassen | near Susanville | Comment | ||||
UC1567387 | Viola lobata subsp. integrifolia | G. Schoolcraft | 1989-5-8 | 1869 | Lassen | SW slope of Hayden Hill. | 1798 | Comment | ||
CHSC67307 | Viola praemorsa subsp. linguifolia | James D. Jokerst | 1991-5-28 | 3292 | Lassen | Survey for reroute of Hwy. 139 at the N end of Eagle Lake, ca. 400 ft E of the highway on steep slopes above road, S of a small canyon mouth. Modoc Plateau. | 1554 | Comment | ||
UC1763324 | Viola purpurea | Milo S. Baker | 1952-5-23 | 12423 | Lassen | Hwy 36 between Chester and Fredonyer Pass | Comment | |||
CDA34519 | Viola purpurea | B. Villegas | 2011-5-26 | s.n. | Lassen | Susanville, 2.3 miles southwest from junction of Hwy 36 & Hwy 139. | 0 | Comment | ||
CHSC36466 | Viola purpurea subsp. dimorpha | Jeffrey R. Peek | 1982-6-3 | 27 | Lassen | Ca. .9 mi w of jct of forest service roads 5.16 and 5.17 over Black Mountain. Ca. 20 yds e of 5.16. | Comment | |||
HSC25976 | Viola purpurea subsp. purpurea | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19170 | Lassen | 3 mi. N of Westwood | Comment | |||
HSC63774 | Viola purpurea subsp. purpurea | Teresa Prendusi | 1980-5-30 | 1132 | Lassen | Mapes Spring | 1616 | Comment | ||
SEINET5427977 | Vulpia microstachys | J. A. Young | 1982-6-9 | s.n. | Lassen | M. Meyer's Ranch, Adin. | 1372 | Comment | ||
CAS-BOT-BC183944 | Vulpia microstachys var. microstachys | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49202 | Lassen | Elysian Valley northwest of Janesville | 1325 | Comment | ||
UC1143010 | Vulpia microstachys var. pauciflora | August L. Hormay | 1934-5-15 | Lassen | nw of Eldridge's; Lassen National Forest | 1310 | Comment | |||
JEPS107847 | Vulpia myuros var. hirsuta | Lowell Ahart, John Dittes | 2005-6-1 | 11914 | Lassen | Long Valley, on the north side of Scott road, east side of the railroad underpass, about 4 3/4 miles (air) north of the interesection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction | 1459 | Comment | ||
CHSC4864 | Wyethia | R. Carter | 1967-7-7 | 581 | Lassen | Collected ca. 20 yds from E shore of small resevoir, dry forest. Deans Meadow. | Comment | |||
CHSC4866 | Wyethia | R. Carter | 1967-7-7 | 581 | Lassen | Collected ca. 20 yds from E shore of small resevoir, dry forest. Deans Meadow. | Comment | |||
CAS-BOT-BC382871 | Wyethia angustifolia | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7985 | Lassen | Big Valley Mts. | Comment | |||
CHSC12452 | Wyethia mollis | Robert W. Severin | 1969-6-21 | 26 | Lassen | Road from E.L.B.S. to Susanville between Five Points turnoffs, 2 mi SSE E.L.B.S. | 1584 | Comment | ||
HSC81483 | Wyethia mollis | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6014 | Lassen | Along Adin-Madeline Rd. 0.5 mi. W of Moll Reservoir. | 1585 | Comment | ||
POM261648 | Wyethia mollis | C. B. Wolf | 1929-9-1 | 3777 | Lassen | Mt. Lassen National Park, between Grassy Lake and Snag Lake. | Comment | |||
UC1070503 | Wyethia mollis | H. P. Hagge | 1929-9-11 | 21 | Lassen | Logan Mtn. Eagle Lake Quadrangle | 1828 | Comment | ||
HSC6339 | Xanthium spinosum | D. E. Anderson | 1962-8-6 | 2332 | Lassen | Comment | ||||
CAS-BOT-BC454212 | Zannichellia palustris | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13257 | Lassen | Along United States Highway 395, 7.1 miles west of Standish | Comment | |||
CAS-BOT-BC527109 | Zigadenus | A. M. Vollmer; L. Beane | 1953-7-1 | 36 | Lassen | Along Halls Flat Road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
HSC30044 | Zigadenus paniculatus | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19200 | Lassen | Harvey Valley near Cone Springs | Comment | |||
SEINET10534264 | Zigadenus paniculatus | Paul Gallian, David B. Dunn | 1971-1 | Lassen | Comment | |||||
SEINET8520464 | Zigadenus paniculatus | H. Durio | 1979-1 | Lassen | Comment | |||||
CAS-BOT-BC534211 | Zigadenus venenosus | H. C. Cantelow | 1940-5-31 | s.n. | Lassen | 7.3 miles east of Beiber | Comment | |||
CAS-BOT-BC534313 | Zigadenus venenosus var. venenosus | Clarence R. Quick | 1961-6-21 | 61 -25 | Lassen | adjacent to Road 21, Blacks Mountain Exoerimental Forest northeast of Lassen Peak | 1798 | Comment |
Copyright © 2019 Regents of the University of California — Updated 11 January 2019 |