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Search Results
— 2000 specimen records retrieved (1592 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 |
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Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/). | |
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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 ... |
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? | Specimen ID | Determination * | Collector | Collection Date | Collection Number | County | Locality | Elevation in meters | Feedback | |
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CHSC13792 | Abies concolor | Anne Linda Brisk | 1969-7-2 | 33 | Lassen | Growing along the shore of Mohogany Lake. | Comment | |||
CHSC84856 | Abies concolor | L. P. Janeway; B. Castro | 2003-10-5 | 8002 | Lassen | High Cascade Range. 3.6 km (air) southwest of Bogard Buttes; along Lassen National Forest road 32N09C 0.5 km north of road 32N09. | 2020 | Comment | ||
CHSC13794 | Abies magnifica | Cathy Crittenden | 1970-7-9 | 39 | Lassen | 2 1/2 miles east of Antelope Mtn. lookout on road to Eagle Lake Resort. | 1981 | Comment | ||
CAS-BOT-BC330611 | Acer glabrum var. glabrum | John Thomas Howell; Gordon H. True | 1973-8-1 | 50152 | Lassen | Sierra Nevada. Gold Run Creek road S of Susanville, Diamond Range | 1584 | Comment | ||
RSA603232 | Acer glabrum var. torreyi | C. Epling, Wm. Robinson | 1935-7-19 | s.n. | Lassen | Sulphur Spring, Lassen Park | Comment Read comments May 1 2013 |
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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 | ||
CAS-BOT-BC334175 | Acer negundo var. californicum | J. T. Howell | 1975-7-23 | s.n. | Lassen | Susanville, in park | 1295 | Comment | ||
CHSC30558 | Achillea millefolium | Sori H Shad | 1970-6-26 | 13 | Lassen | Dean's Meadow. | 1524 | 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 | |||
UC1537057 | Achillea millefolium | Gordon H. True Jr. | 1936-6-22 | 524 | Lassen | se of, near edge of slough Litchfield; Honey Lake Valley | 1219 | Comment | ||
SEINET11842145 | Achillea millefolium | Unknown | 1978-1 | 30 | Lassen | Willard Creek, 2 mi S of Hwy 36 at Forest Service campsite. T29N, R10E, sec. 24 | 1500 | Comment | ||
UC1024644 | Achnatherum | Leo Whitney | 1933-7-1 | 2214 | Lassen | Slate Creek, ca. 8 mi nw Eagle Lake; Lassen National Forest | Comment | |||
CAS-BOT-BC260405 | Achnatherum hymenoides | P. B. Kennedy | 1901-6-10 | s.n. | Lassen | Railroad Station, Constantia | 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 | ||
CAS-BOT-BC210660 | Achnatherum lemmonii | John Thomas Howell | 1973-7-10 | 49774 | Lassen | Fredonyer Pass | 1737 | Comment | ||
UC1137759 | Achnatherum lemmonii | August L. Hormay | 1934-5-15 | Lassen | e Eldrige's; Lassen National Forest | 1524 | Comment | |||
UCD32658 | Achnatherum lemmonii | Beecher Crampton | 1954-7-5 | 2054 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
UCD50593 | Achnatherum lemmonii | L. Whitney | 1933-7-7 | s.n. | Lassen | Halls Flat, Lassen County. | 1737 | Comment | ||
CHSC114405 | Achnatherum nevadense | Don Lepley | 2014-6-24 | Lassen | Lassen National Forest, Eagle Lake Ranger District. Two air miles east of Diamond Mountain summit, around landing at end of Road 28N52A. | 2133 | Comment | |||
CAS-BOT-BC216456 | Achnatherum occidentale subsp. californicum | Clare B. Hardham | 1971-8-22 | 18413 | Lassen | Diamond Mountain | 2346 | Comment | ||
POM115575 | Achnatherum occidentale subsp. occidentale | Marcus E. Jones | 1897-6-21 | s.n. | Lassen | Chat. | 1616 | Comment | ||
RSA129479 | Achnatherum occidentale subsp. occidentale | L. R. Short, J. Warren | 1936-6-29 | S- 462 | Lassen | Lassen [National?] Forest | 1821 | Comment | ||
RSA129480 | Achnatherum occidentale subsp. occidentale | G. A. Fischer, I. H. Johnson | 1933-7-12 | F- 199 | Lassen | Grass Valley | 1697 | Comment | ||
UC1024959 | Achnatherum occidentale subsp. pubescens | Leo Whitney | 1935-6-24 | 3303 | Lassen | ca. 13 mi w of n end of Eagle Lake (Squaw Valley); Squaw Valley | Comment | |||
UC1137654 | Achnatherum occidentale subsp. pubescens | George A. Fischer and Irwin H. Johnson | 1933-7-12 | 218 | Lassen | 1 1/2 mi e Hall's Flat Ranger Station; Lassen National Forest | 1722 | Comment | ||
UCD32655 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1954-7-5 | 2051 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
CAS-BOT-BC218007 | Achnatherum thurberianum | J. A. Jenkins | 1937-7-15 | 2355 | Lassen | SW slope Big Valley Mountain along highway from McArthur to Bieber | 1127 | Comment | ||
SEINET235293 | Achnatherum thurberianum | CSU Chico | Lassen | unspecified | Comment | |||||
UC1024911 | Achnatherum thurberianum | Leo Whitney | 1935-6-25 | 3372 b | Lassen | ca 13 mi w of upper end Eagle Lake; Ashurst Mountain | Comment | |||
UCD51444 | Achnatherum thurberianum | R. Tofsrud | 1947-7-1 | 223 | Lassen | Between Ravendale and Thermos. | Comment | |||
UC579786 | Achnatherum webberi | David D. Keck and J. Clausen | 1935-6-24 | 3749 | Lassen | 2 mi s, on borders of an alkali mud flat Ravendale | 1465 | Comment | ||
SBBG67342 | Acmispon americanus | S. W. Hutchinson | -Jun-1925 | 539 | Lassen | Eagle Lake region | 1554 | Comment | ||
CHSC5075 | Acmispon americanus var. americanus | D. L. Stites | 1967-7-8 | 121 | Lassen | Ca. 18 mi n of Susanville. | 1371 | Comment | ||
CHSC58841 | Acmispon nevadensis var. nevadensis | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5106 | 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 | ||
JEPS23491 | Aconitum columbianum | Frances D. Payne | 1929-7-12 | 92 | Lassen | n.e. Lassen Co., Upper Silver Creek Warner Mts., n.e. Lassen Co., Upper Silver Creek | 2286 | Comment | ||
JEPS60355 | Aconitum columbianum | Brown and Wieslander | 1922-7-30 | 19 | Lassen | Eagle Lake, Martin Springs | Comment | |||
UCD98583 | Aconogonon davisiae | Hans Leschke | 1945-9-14 | s.n. | Lassen | Mt. Lassen trail. | 2621 | Comment | ||
JEPS31589 | Adonis aestivalis | J. R. Sweeney | 1962-7-5 | 2653 | Lassen | 1/2 mi n of Willow Creek Guard Station (16 mi n of Susanville, Modoc National Forest, on State Highway 139, 54 mi s of Adin); Modoc National Forest, State Highway 139 | 1219 | Comment | ||
JEPS124517 | Adonis aestivalis | D. Griffiths | 1967-7-12 | 179 | Lassen | 3 miles north of Willow Creek Camp. On Hiway 139. 100 yards east of road. | Comment | |||
CHSC65107 | Agastache parvifolia | Vernon H. Oswald | 1995-7-24 | 7132 | Lassen | N of Lake Almanor on Forest Route 10, ca. 3 mi N of Silver Lake and 1 mi W of Upper Stephens Mdws., just S of Pine Creek. | 1950 | Comment | ||
CHSC67060 | Agastache parvifolia | Willis Ball | 1969-6-25 | 27 | Lassen | Found in Upper Murrer's Meadow. | 1584 | Comment | ||
CAS-BOT-BC30239 | Ageratina occidentalis | Clare B. Hardham | 1969-8-28 | 17433 | Lassen | West of Janesville | Comment | |||
JEPS62630 | Ageratina occidentalis | Clare B. Hardham | 1969-8-28 | 17433 | Lassen | w of Janesville; Sierra Nevada | Comment | |||
HSC63943 | Ageratina occidentalis | Teresa Prendusi | 1980-7-16 | Lassen | Willow Creek | 1463 | Comment | |||
UC468890 | Agoseris X dasycarpa | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3405 | Lassen | Chat Long Valley | Comment | |||
CHSC91811 | Agoseris glauca | G. Douglas Barbe | 1974-8-20 | 1922 | Lassen | Upper Lond Valley. Hallelujah Junction, northwest corner of jct. of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
POM33406 | Agoseris glauca var. dasycephala | F. H. Hillman | 1897-7-12 | s.n. | Lassen | Chat | Comment Read comments Mar 6 2011 |
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JEPS94999 | Agoseris heterophylla | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8601 | 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 | ||
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 | |||
POM318656 | Agoseris heterophylla var. heterophylla | Patricia Wilder | 1971-6-20 | 5053 | Lassen | About 6 miles southeast of Adin on Adin - Madelaine Road; Modoc National Forest; Cascades mountain range, Cascade River drainage area | 1768 | Comment | ||
UC1136777 | Agoseris parviflora | L. R. Short and J. Warren | 1936-6-5 | S- 372 | Lassen | Burgess Spr. Exp. Range Lassen National Forest | 1798 | Comment | ||
UC584270 | Agoseris parviflora | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-11 | 2325 | Lassen | about 1 mi below summit Black Mt. | 1940 | Comment | ||
CAS-BOT-BC127582 | Agropyron cristatum | Margaret Williams | 1974-8-4 | 74- 4 -78 | Lassen | Sierra Nevada. Burned area near Hallelujah Junction, west of Highway 395 and south of Highway 70. | 1493 | Comment | ||
SEINET3915762 | Agropyron cristatum | LeDoux, Dunn | 1973-5-24 | 859 | Lassen | Collected at jct. of Hwy. 70&395 at Arco Station.; 0 | Comment | |||
SEINET10789617 | Agropyron cristatum | John Thomas Howell | 1961-9-25 | Howell 36970 | Lassen | East side of Beckwourth Pass. Sierra Nevada. | 1554 | Comment | ||
JEPS88236 | Agropyron desertorum | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7800 | Lassen | 7 mi w of Susanville (1 mi e of Devils Corral Trailhead, Bizz Johnson Trail (accessed at Devils Corral Trailhead), off Hwy 36); Modoc Plateau | 1420 | Comment | ||
UCD18954 | Agropyron saundersii | Jack N. Reppert | 1965-7-12 | 24 | Lassen | Lassen National Forest, Harvey Valley Allot. (HV 17-11). | 1682 | Comment | ||
UCR152278 | Agropyron spicatum | Beecher Crampton | 1954-7-5 | 2053 | Lassen | Modoc Plateau, 4.5 miles west of Susanville, along state highway 36 | 1433 | Comment | ||
SEINET12950845 | Agrositanion saundersii | B. L. Wilson, D. Lytjen, N. Otting | 2005-7-29 | 11518 | Lassen | Smith Flat on Cedar Creek, 6 or 7 miles E of Madeline, N of County Road 510; Blue Door Flat.; 41.08261 -120.34968 | 1692 | Comment | ||
RSA0105582 | Agrostis exarata | Lowell Ahart, John Dittes | 2013-7-22 | 18858 | Lassen | 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 | ||
CAS-BOT-BC139298 | Agrostis idahoensis | John Thomas Howell; Gordon H. True | 1973-8-1 | 50232 | Lassen | Sierra Nevada. Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville. | 2133 | Comment | ||
JEPS28273 | Agrostis idahoensis | George W. Gillett | 1957-7-22 | 877 | Lassen | near Snag Lake south shore (100 yards above lake); Lassen Volcanic National Park | 1850 | Comment | ||
RSA299277 | Agrostis idahoensis | J. T. Howell, Gordon H. True | 1973-8-1 | 50232 | Lassen | Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville | 2134 | Comment | ||
POM115803 | Agrostis microphylla | Marcus E. Jones | 1897-6-23 | 132 | Lassen | Amedee. | 1220 | Comment | ||
SEINET4341134 | Agrostis pallens | G. Schoolcraft | 1994-7-6 | 2349 | Lassen | About 1.5 miles NE of Red Rock Lake | 2042 | Comment | ||
UCD53272 | Agrostis scabra | L. Whitney | 1933-8-4 | 2228 | Lassen | Sheepshead, 10 miles northwest of north end of Eagle Lake, Lassen National Forest. | 1889 | Comment | ||
CAS-BOT-BC138622 | Agrostis stolonifera | H. S. Yates | 1936-8-11 | 6069 | Lassen | Baxter Creek. | 1280 | Comment | ||
CAS-BOT-BC138570 | Agrostis variabilis | John Thomas Howell | 1959-9-23 | 34890 | Lassen | North end of Juniper Lake, Lassen Park. | 2057 | Comment | ||
UC1536805 | Alisma plantago-aquatica | Gordon H. True Jr. | 1939-7-6 | 1016 | Lassen | George Bailey Ranch Honey Lake Valley | Comment | |||
UC843269 | Allium acuminatum | A. A. Heller | 1938-6-23 | 15196 | Lassen | e Fredonyer Pass (on Highway #36) | 1645 | Comment | ||
CAS-BOT-BC459571 | Allium acuminatum | H. C. Cantelow | 1940-5-31 | s.n. | Lassen | 4 miles east of Mc Arthur, Highway 299 | Comment | |||
UC3062 | Allium amplectens | M. S. Baker and F. Nutting | 1894-7-1 | Lassen | Dixey Mts. | Comment | ||||
HSC67113 | Allium anceps | Dale McNeal | 1980-6-1 | 2340 | Lassen | Beside Hwy. 88 between Adin and Madeline, 15 mi. E of Hwy. 299 in Adin | Comment | |||
CAS-BOT-BC135913 | Allium atrorubens var. atrorubens | Arnold Tiehm; Margaret Williams; Jan Nachlinger | 1988-6-2 | 11702 | 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 | ||
UC1133790 | Allium campanulatum | A. Simontacchi | 1940-7-1 | 935 | Lassen | 2.6 mi ssw Puls Camp; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
JEPS26135 | Allium lemmonii | L. R. Short | 1936-6-10 | S- 416 | Lassen | Burgess Spring Experiment Range | 1798 | Comment | ||
JEPS87459 | Allium lemmonii | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5587 | Lassen | e. of Poison Lake (Harvey Valley Rd. (33N02), 1.2 mi n. of Hwy. 44, e side of Grays Valley); Grays Valley | 1731 | Comment | ||
POM110069 | Allium lemmonii | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Eagle Lake, 27 miles from Susanville. | 1524 | Comment | ||
UC843374 | Allium lemmonii | C. L. Hitchcock | 1940-5-26 | 6640 | Lassen | overflow of Pitt River 1 mi w Bieber; Pitt River | Comment | |||
CAS-BOT-BC472752 | Allium lemmonii | Elmer I. Applegate | 1897-6-3 | 3029 | Lassen | South end of Madeline Plains | Comment | |||
SEINET3884711 | Allium lemmonii | D. W. McNeal | 1983-6-5 | 2840 | Lassen | Beside Eagle Lake Road (Lassen Co. Highway A-1) 0.5 mile North of Highway #36.; 0 | Comment | |||
CHSC7185 | Allium parvum | Lynn R. Thomas | 1969-4-17 | 90 | Lassen | 100 yds n of Ward Lake, ca. 15 mi e of Susanville. | 1280 | Comment | ||
UCD55299 | Allium parvum | Ellen Dean; Gary Schoolcraft | 2006-5-16 | 3120 | 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. | 1251 | Comment | ||
SEINET8191388 | Allium parvum | L. Miller | 1934-3-29 | s.n. | Lassen | E of Susanville. | Comment | |||
CHSC58861 | Alopecurus aequalis | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5108 | Lassen | Bridge Creek entering McCoy Flat Reservoir on the S side of Hwy. 44 between Old Station and Susanville. | 1691 | Comment | ||
UCD55830 | Alopecurus aequalis | L. Whitney | 1933-8-4 | 2200 | Lassen | Lassen National Forest, ca. 8 miles northwest of Eagle Lake, Slate Creek. | 1920 | 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 | ||
SEINET10510844 | Alopecurus aequalis | Alan A. Beetle | 1941-6-28 | Beetle 2795 | Lassen | 10 miles west of Chester, rte 36, open meadow near small stream. Assoc. Scirpus congdoni, Deschampsia, Ranunculus. | Comment | |||
CHSC99293 | Alopecurus geniculatus | Lowell Ahart; John Dittes | 2008-6-20 | 14960 | Lassen | About 300 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 | ||
UC53353 | Alopecurus geniculatus | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3372 | Lassen | Honey Lake Valley | Comment | |||
CHSC67190 | Alyssum minus subsp. micranthum | James D. Jokerst | 1991-5-28 | 3293 | Lassen | Modoc Plateau. Survey for reroute of Hwy. 139 at the N end of Eagle Lake, ca. 400 ft E of the highway on slopes above road, S of a small canyon mouth. | 1554 | Comment | ||
HSC102800 | Alyssum simplex | L. Ahart | 2011-6-20 | 17493 | Lassen | 1.9 air miles NW of Moll Reservoir, 2.8 air miles W of Ash Valley, 8.4 air miles SE of Adin; ~ 80 yds. N of where road crosses Hunsinger Draw | 1521 | Comment | ||
JEPS93815 | Alyssum simplex | Vernon H. Oswald and Lowell Ahart | 1998-6-4 | 9144 | Lassen | s of Constantia (at parking area at end of spur road on n side of Red Rock Road 0.6 mi e of Highway 395); Red Rock Road | 1389 | Comment | ||
CHSC5065 | Amaranthus albus | D. L. Stites | 1967-7-1 | 143 | Lassen | Ca. 200 yds ne of Eagle Lake Biology Station. | 1524 | Comment | ||
JEPS78111 | Amaranthus blitoides | Gary W. Zamzow | 1972-7-18 | 86 | Lassen | beside Highway 395, 3 mi n Hallelujah Junction | 1371 | Comment | ||
CDA23690 | Amaranthus blitoides | T. C. Fuller | 1971-7-13 | 19898 | Lassen | North base of Skeedaddle Mountain. | 0 | Comment | ||
CHSC116090 | Amaranthus californicus | Lowell Ahart; John Dittes | 2015-7-13 | 20317 | 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 | ||
JEPS121243 | Amaranthus californicus | Lowell Ahart, John Dittes | 2013-7-22 | 18860 | Lassen | 50 yards W of the road levee, about 250 yards S of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
CAS-BOT-BC174355 | Ambrosia acanthicarpa | Richard R. Halse | 2010-8-26 | 8089 | 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 east of Sierra Valley | 1584 | Comment | ||
RSA252462 | Ambrosia acanthicarpa | R. F. Thorne, C. W. Tilforth | 1969-9-6 | 39266 | Lassen | C. 0.7 mi. SE of Milford, along Hwy. 395 (W. of Honey Lake). | 1280 | Comment | ||
SJSU13939 | Ambrosia acanthicarpa | N. A. Hopkins | 1986-8-28 | 1378 | Lassen | by County Road 33 (Scott Road), lower Long Valley, N of Highway 70 & E of Beckwourth Pass | Comment | |||
UCR67435 | Ambrosia acanthicarpa | George K. Helmkamp | 1990-9-23 | A- 3 | Lassen | Northern Sierra Nevada Mountains, 3 mi east of Susanville, along State Road 36 | 1345 | Comment | ||
CAS-BOT-BC42889 | Ambrosia acanthicarpa | P. Monnet | 1913-8-1 | 966 | Lassen | unspecified | Comment | |||
UCD112861 | Amelanchier alnifolia | Beecher Crampton | 1954-5-11 | 1881 | Lassen | Beckwourth Pass, Plumas. | 1588 | Comment | ||
SEINET6190435 | Amelanchier alnifolia var. semiintegrifolia | C. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | Comment | |||
RSA38467 | Amelanchier pallida | Philip A. Munz | 1947-5-19 | 11859 | Lassen | Fredonyer Forest Camp Ground on Hwy 36 W of Susanville. | 1509 | Comment | ||
UC12108 | Amelanchier utahensis | Mrs. R. M. Austin | Jun 1894 | Lassen | Willow Creek Valley | Comment | ||||
UC1924571 | Amelanchier utahensis | Debra Valov | 2006-5-29 | 2006021 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1285 | Comment | ||
CHSC99503 | Amsinckia intermedia | Lowell Ahart; John Dittes | 2008-6-20 | 14935 | Lassen | On the levee road, 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 | ||
RSA0091257 | Amsinckia macrosepala | Amos Arthur Heller | 1938-6-23 | 15204 | Lassen | Just outside of Johnstonville on U.S. Highway 395. | Comment | |||
HSC97154 | Amsinckia menziesii | L. Ahart, John Dittes | 2005-6-1 | 11899 | Lassen | N side of Scott Rd., E of the railroad underpass, Long Valley, about 4.75 mi. N of the intersection of Scott Rd. and Hwy. 70, 6.2 mi. NW of Hallelujah Jct. | 1460 | Comment | ||
UCD169449 | Amsinckia menziesii | Lowell Ahart; John Dittes | 2005-6-1 | 11899 | Lassen | 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, east side of the railroad underpass, on the north side of Scott Road. | 1459 | Comment | ||
JEPS124575 | Amsinckia menziesii | Rechen | 1964-6-30 | 84 | Lassen | 5 miles north of boundary edge of Modoc Nat. Forest on Lassen A-2 Road. | Comment | |||
UC726761 | Amsinckia menziesii var. menziesii | A. A. Heller | 1941-6-24 | 16190 | Lassen | 1 mi e Bieber (along the highway) | Comment | |||
SEINET12509727 | Amsinckia tessellata | F. B. Headley | 1915-5-28 | s.n. | Lassen | Honey Lake. | 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 | ||
UC380911 | Antennaria argentea | Marcus E. Jones, A. M. | 1897-6-25 | Lassen | Susanville | 1341 | Comment | |||
CAS-BOT-BC63952 | Antennaria argentea | H. D. Ripley; R. C. Barneby | 1944-5-29 | 5958 | Lassen | Susanville | Comment | |||
HSC42425 | Antennaria argentea | Barbara Kelly | 1977-8-8 | 550 | Lassen | Ash Creek Campground | Comment | |||
SEINET2029685 | Antennaria argentea | C. L. Hitchcock | 1940-5-26 | 6616 | Lassen | Lava beds about 12 miles north of Fall River Mills (in Shasta County) on Fall River | 1372 | Comment | ||
SEINET6735052 | Antennaria corymbosa | B. L. Wilson, D. Lytjen, N. Otting | 2005-7-29 | 11496 | Lassen | Blue Door Flat, seven or eight miles east of HWY 295 on county road 510 | 1774 | Comment | ||
CAS-BOT-BC59216 | Antennaria dimorpha | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49200 | Lassen | Elysian Valley northwest of Janesville | 1325 | Comment | ||
CHSC5193 | Antennaria dimorpha | 1945-6-1 | Lassen | Eagle Lake. | 1584 | Comment | ||||
UC180151 | Antennaria dimorpha | unknown | 1892-6-24 | Lassen | Honey Lake | Comment | ||||
UC1951075 | Antennaria dimorpha | Debra Valov | 2009-4-25 | 2009016 | Lassen | Bieber; property on south side of County A2 c. 5.4 mi east of Hwy 299 | Comment | |||
CAS-BOT-BC69135 | Antennaria geyeri | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville | 1341 | Comment | ||
CAS-BOT-BC69141 | Antennaria geyeri | Clare B. Hardham | 1969-8-28 | 17453 D | Lassen | West of Janesville | Comment | |||
CHSC60808 | Antennaria geyeri | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5584 | Lassen | Harvey Valley Rd. (33N02), 1.2 mi N of Hwy 44, E side of Grays Valley, E of Poison Lake. | 1731 | Comment | ||
RSA702449 | Antennaria luzuloides | L. P. Janeway | 2004-6-26 | 8167 | Lassen | High Cascade Range. 0.6 km east-southeast of Patterson Flat along Road 33N71; Blacks Mountain Experimental Forest. | 1785 | Comment | ||
RSA637571 | Antennaria luzuloides | Michael A. Vincent | 1999-6-9 | 8577 | Lassen | Bureau of Land Management land, Madeline Plains. Southwest of US Rt. 395, southeast of CR 515 (Termo Road), S of BLM road 1614, and southwest of Termo. Along jeep road to Schott Canyon. | Comment | |||
CHSC89757 | Antennaria luzuloides subsp. aberrans | L. P. Janeway | 2004-6-26 | 8168 | Lassen | High Cascade Range. 0.6 km east-southeast of Patterson Flat along Road 33N71; Blacks Mountain Experimental Forest. | 1785 | Comment | ||
CHSC68842 | Antennaria rosea subsp. confinis | Vernon H. Oswald; Lowell Ahart | 1997-6-24 | 8647 | Lassen | South of Susanville at the small pond on the crest of Diamond Mtn., about mid-way between Aspen Flat and Red Rock Lookout. | 2249 | Comment | ||
CHSC99146 | Apera interrupta | Lowell Ahart; John Dittes | 2008-6-19 | 14868 | Lassen | 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 | ||
UC1537515 | Apocynum cannabinum | Gordon H. True Jr. | 1937-7-10 | 782 | Lassen | Bull Flat, Refuge 1Q | 1524 | Comment | ||
CHSC67063 | Aquilegia formosa | Willis Ball | 1969-6-25 | 37 | Lassen | Found in Upper Murrer's Mdw. | 1584 | Comment | ||
RSA0129285 | Arabis holboellii var. pinetorum | R. C. Rollins, Kathryn W. Rollins | 1981-5-31 | 81176 | Lassen | Just N of Eagle Lake. | Comment | |||
RSA0129096 | Arabis oligantha | Franklin P. Nutting | 1894-7-30 | s.n. | Lassen | Silver Lake. | Comment | |||
JEPS53155 | Arabis rectissima var. rectissima | Jos. Grinnell | 1928-6-16 | Lassen | Eagle Lake Lassen Peak Region | 1584 | Comment | |||
SEINET2471218 | Arceuthobium campylopodum | R. L. Mathiasen | 2009-8-20 | 2009 -51 | Lassen | 2 km NW. of jct. of State Rte. 44 and State Rte. 36 on Rte. 44 | 1563 | Comment | ||
RSA38477 | Arctostaphylos manzanita subsp. manzanita | P. A. Munz | 1947-5-18 | 11865 | Lassen | Fredonyer Forestry Public Camp Ground, west of Susanville. | 1509 | Comment | ||
CAS-BOT-BC45896 | Arctostaphylos nevadensis | A. H. Kramer | 1929-1-1 | s.n | Lassen | Prospect Peak | Comment | |||
CAS-BOT-BC45898 | Arctostaphylos nevadensis | A. H. Kramer | 1930-7-1 | s.n | Lassen | Prospect Peak, Lassen National Park | Comment | |||
CAS-BOT-BC45901 | Arctostaphylos nevadensis | A. W. Kramer | 1930-6-9 | s.n | Lassen | Prospect Pk, Lassen National Park | Comment | |||
CAS-BOT-BC45904 | Arctostaphylos nevadensis | M. S. Jussel | 1931-9-6 | s.n | Lassen | Sulphur Works, Mt. Lassen | 2133 | Comment | ||
UC21853 | Arctostaphylos nevadensis | M. S. Baker and Frank Nutting | 1894-1 | Lassen | Comment | |||||
HSC67173 | Arctostaphylos patula | J. P. Smith, J. O. Sawyer | 1972-5-6 | 5238 | Lassen | Lassen National Forest, Boundary Campground on Hwy. 89 S of Burney | 1067 | Comment Read comments Apr 29 2013 |
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SD43498 | Arctostaphylos patula | Philip A. Munz | 1947-5-18 | 11865 | Lassen | Fredoyner Forestry Public Campground, W of Susanville | 1509 | Comment | ||
CAS-BOT-BC42167 | Arctostaphylos patula subsp. patula | C. Hart Merriam | 1924-8-5 | s.n. | Lassen | Pit River, Ponderosa ride between Big Valley and Pittville | Comment | |||
CHSC5227 | Arenaria aculeata | R. Gein | 1946-6-20 | Lassen | Eagle Lake. Summit of Mt. Fredonyer. | 2421 | Comment | |||
POM101445 | Arenaria congesta | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
JEPS46143 | Arenaria congesta var. congesta | Duncan Dunning | 1921-8-19 | Lassen | 3 m s Antelope Mountain (south and west of Eagle Lake. East tributary of Pine Creek.); Martin Spring, Pine Creek | Comment | ||||
CAS-BOT-BC27516 | Arenaria congesta var. simulans | Amos Arthur Heller | 1938-6-23 | 15198 | Lassen | 2 miles E of Fredonyer Pass | 1645 | Comment | ||
JEPS100348 | Arenaria kingii var. glabrescens | Dean W. Taylor | 2001-6-28 | 17816 | Lassen | Diamond Mountains, Crystal Peak, along ridgeline at the summit | 2377 | Comment | ||
CAS-BOT-BC401790 | Argemone munita subsp. rotundata | P. Monnet | 1913-7-1 | 945 | Lassen | Doyle | Comment | |||
UC71725 | Argemone rotundata | Mrs. M. H. Manning | 1902-9-1 | 1 | Lassen | Reno Nevada to Amadee California Amadee | Comment | |||
CAS-BOT-BC82116 | Arnica chamissonis | John Thomas Howell | 1934-7-8 | 12512 | Lassen | Harvey Valley | Comment | |||
JEPS17745 | Arnica chamissonis | Rimo Bacigalupi with G. T. Robbins | 1955-7-20 | 5414 | Lassen | Mosquito Creek (along), in Corporation Meadow, s end of Warner Mts. Modoc National Forest, Warner Mts., Corporation Meadow, Mosq | 2042 | Comment | ||
SEINET3082318 | Arnica cordifolia | A. A. Heller | 1938-6-4 | 15146 | Lassen | Yellow Pine Forest, 1 mile east of Fredonyer Pass, on State Highway #36. | 1740 | 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 | ||
CHSC115054 | Arnica fulgens | J. Moeller; S. Puentes | 2008-5-14 | Lassen | DFG OCC #13. Along 33N02 Harvey Valley Road off HW 44, ~5.8 air miles east of Poison Lake. | 1735 | Comment | |||
CHSC89756 | Arnica mollis | L. P. Janeway | 2004-6-26 | 8166 | Lassen | High Cascade Range. 0.6 km east-southeast of Patterson Flat along Road 33N71; Blacks Mountain Experimental Forest. | 1785 | Comment | ||
UCD129145 | Arnica sororia | G. Schoolcraft | 1994-6-9 | 2298 | Lassen | Ash Valley RNA between Adin and Madeline, CA. | 1600 | Comment | ||
SEINET3358258 | Artemisia arbuscula | A. A. Beetle | 1957-8-16 | 12763 | Lassen | Between Susanville and Johnstonville. | Comment | |||
UCD129186 | Artemisia arbuscula | B. L. Kay | 1955-4-19 | s.n. | Lassen | 15 miles north of Honey Lake. US Highway 395. | Comment | |||
UCD129263 | Artemisia biennis | Malcolm A. Nobs; Galen Smith | 1949-8-20 | 1482 | Lassen | Long Creek, 1 mile north of Doyle, Honey Lake Valley. | Comment | |||
SBBG95821 | Artemisia cana | G. K. Helmkamp | 1990-9-23 | A- 5 | Lassen | ca. 3 mi E of Susanville, along St Hwy 36 | 1341 | Comment | ||
UC1242648 | Artemisia cana subsp. bolanderi | A. A. Beetle | 1957-8-16 | 12910 | Lassen | Litchfield | Comment | |||
UCD129268 | Artemisia cana subsp. bolanderi | W. Robert Powell | 1985-7-30 | 3523 | Lassen | 16 air miles SSE of Adin (Modoc Co.), 0.9 mile SSE of Hayden Hill L.O., 0.4 mile west of Daisy Dean Spring. East slope, 3 percent. | 1676 | Comment | ||
CAS-BOT-BC90329 | Artemisia douglasiana | Clare B. Hardham | 1969-8-28 | 17443 | Lassen | slope west of Janesville | Comment | |||
JEPS28717 | Artemisia douglasiana | George W. Gillett | 1957-7-29 | 955 | Lassen | near Butte Lake Trail (above Snag Lake); Lassen Volcanic National Park | 1859 | Comment Read comments Aug 23 2012 |
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CAS-BOT-BC499174 | Artemisia douglasiana | George W. Gillett | 1957-7-29 | 955 | Lassen | Lassen Volcanic National Park. Snag Lake; near the Butte Lake Trail above Snag Lake | 1859 | Comment | ||
JEPS37007 | Artemisia dracunculus | W. L. Jepson | 1918-8-3 | 7799 | Lassen | Honey Lake Valley | 1219 | Comment | ||
UC91221 | Artemisia ludoviciana subsp. incompta | unknown | 1892-6-29 | Lassen | Janesville | Comment | ||||
UC1537358 | Artemisia ludoviciana subsp. ludoviciana | Gordon H. True | 1937-7-10 | 783 | Lassen | Bull Flat Refuge 1Q, Bull Flat | 1524 | 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-BC97325 | Artemisia tridentata subsp. tridentata | George W. Gillett | 1957-9-4 | 1132 | Lassen | Near Bute Lake; intersection of the Widow Lake - Snag Lake trails | 1859 | Comment | ||
CHSC110309 | Artemisia tridentata subsp. tridentata | L. P. Janeway; B. Castro | 2012-7-2 | 10927 | Lassen | Modoc Plateau. Eastern end of Amedee Mountains; along Ske-daddle Ranch Road (#26020) at the road to South Fork Reservoir, 6.1 road km north of the Wendel Road. | 1473 | Comment | ||
RSA647532 | Artemisia tridentata subsp. tridentata | Marion P. Harthill | 1972-6-16 | 793 | Lassen | Doyle | Comment | |||
RSA758317 | Artemisia tridentata subsp. tridentata | Doug Goldman | 2004-11-5 | 2935 | Lassen | To the southwest side of Route 395, around 0.75 miles southwest of Honey Lake | 1256 | Comment | ||
SEINET230064 | Artemisia tridentata subsp. tridentata | Leila M. Shultz, John S. Shultz | 1985-6-23 | 8611 | Lassen | Long Valley Creek drainage, 5 miles north of Doyle | 1305 | Comment | ||
UC762002 | Artemisia tridentata subsp. tridentata | R. F. Hoover | 1940-9-28 | 4639 | Lassen | Leavitt | Comment | |||
UC773962 | Artemisia tridentata subsp. vaseyana | L. R. Short | 1936-9-30 | S- 505 | Lassen | Burgess Spr. Exp. Range Lassen National Forest, Burgess Spr. Exp. Range | 1752 | Comment | ||
JEPS124637 | Artemisia vulgaris | Dixie Funnell | 1965-7-13 | 137 | Lassen | Growing under bridge about 4 feet from the water. Highway 299, under bridge 705 for pit overflow. | Comment | |||
JEPS49969 | Asclepias fascicularis | Brown and Wieslander | 1922-7-25 | 31 | Lassen | Martin Sprs. Eagle Lake | Comment | |||
UC1096430 | Asclepias speciosa | George A. Fischer, Irwin H. Johnson | 1933-7-29 | F- 276 | Lassen | Stringer Lassen National Forest | 1694 | Comment | ||
RSA712642 | Aster occidentalis var. occidentalis | L. P. Janeway | 2005-8-31 | 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 | ||
CHSC69211 | Astragalus | James D. Jokerst | 1991-5-28 | 3299 | Lassen | Modoc Plateau. Junction Hwy. 395 with Hwy. 36 SE of Susanville, E side of road 150 ft S of junction. | 1280 | Comment | ||
POM204051 | Astragalus accidens var. hendersonii | J. T. Howell | 1934-6-10 | 11875 | Lassen | Janesville | Comment | |||
CAS-BOT-BC177435 | Astragalus andersonii | Margaret Williams | 1974-8-4 | 74 -L-83 | Lassen | Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CAS-BOT-BC177441 | Astragalus andersonii | M. S. Taylor | 1982-5-29 | 4561 | Lassen | NW corner of the jct of Scott Rd and Hwy 395, ca. 20 mi n of Reno | Comment | |||
CHSC93569 | Astragalus andersonii | Lowell Ahart; John Dittes | 2005-6-1 | 11917 | Lassen | Long Valley, along the east side of a poor road, about 4 1/2 (air) miles north of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction. | 1425 | Comment | ||
HSC42428 | Astragalus anxius | Barbara Kelly | 1977-8-9 | 558 | Lassen | 16 1/4 mi. E of Madeline on the dirt road from Adin | Comment | |||
CAS-BOT-BC178765 | Astragalus canadensis var. brevidens | G. Schoolcraft | 1988-7-7 | 1821 | Lassen | Madeline Plains N. of Observation Pk. & Horne Ranch Rd. | 1645 | Comment | ||
CDA26651 | Astragalus curvicarpus | T. C. Fuller | 1965-6-3 | 13607 | Lassen | 1.3 miles west-northwest of Janesville. | 0 | Comment | ||
SEINET5325001 | Astragalus curvicarpus | M. J. Williams, J. T. Howell | 1973-5-12 | 73 C-16 | Lassen | Near Herlong turn-off, Hwy. 395. | 1250 | Comment | ||
CHSC23432 | Astragalus curvicarpus var. curvicarpus | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5816 | Lassen | Ca. 16.5 mi w of Madeline, on Madeline-Adin Road. | 1548 | Comment | ||
CHSC64875 | Astragalus curvicarpus var. curvicarpus | Vernon H. Oswald | 1995-6-26 | 6923 | Lassen | Modoc Plateau. Ash Valley Rd. (Lassen 527), 4.2 mi w of Madeline. | 1652 | Comment | ||
CAS-BOT-BC177846 | Astragalus curvicarpus var. curvicarpus | Ella Dales Cantelow | 1941-5-22 | 3657 | Lassen | 3 1/2 mi. s. of Secret Valley, C.C.C. Camp U.S. Hy 395 Susanville to Alturas | Comment | |||
SEINET5325006 | Astragalus curvicarpus var. curvicarpus | G. Schoolcraft | 1993-6-10 | 2286 | Lassen | Along US Highway 395 near road to Clark Ranch. | 1280 | Comment | ||
SEINET7103990 | Astragalus curvicarpus var. curvicarpus | T. N. Kaye | 1990-6-27 | 1254 | Lassen | Ash Valley Road, 16 miles east of Adin.; 0 | Comment | |||
CAS-BOT-BC182952 | Astragalus filipes | Lassen 1927 G. S. Crew | 1927-7-15 | 74 | Lassen | Lassen National Forest | 1725 | Comment | ||
CHSC37299 | 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 | ||
HSC82216 | Astragalus filipes | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6001 | Lassen | Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley | 1555 | Comment | ||
NY658483 | Astragalus filipes | G. Schoolcraft | 1982-6-22 | 747 | Lassen | Ft. Sage Mtns. | 1767.8 | Comment | ||
NY813074 | Astragalus filipes | R. W. Spellenberg | 1996-6-13 | 12334 | Lassen | 26 km south of Doyle on U.S. Highway 395 | 1430 | Comment | ||
UC13367 | Astragalus filipes | M. S. Baker and Frank Nutting | 1894-6-20 | Lassen | Big Valley | Comment | ||||
UC1583579 | Astragalus filipes | G. Schoolcraft | 1990-6-13 | 2093 | Lassen | in John's Valley about 4 mi s Nubierber; s of Nubieber in John's Valley | 1371 | Comment | ||
CDA26669 | Astragalus filipes | T. C. Fuller | 1965-8-26 | 14038 | Lassen | Haskell Parks range, Diaz Flat, ca. 5 miles east of Hayden Hill, northwest Lassen County. | 0 | Comment | ||
CAS-BOT-BC186853 | Astragalus gibbsii | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville. Perkin's Ranch | 1463 | Comment | ||
CDA19718 | Astragalus gibbsii | D. Tillotson | 1942-6-1 | s.n. | Lassen | Modoc Plateau; Mud Flat. | 1341 | Comment | ||
CDA26675 | Astragalus gibbsii | Taylor | Jun 1938 | Lassen | Susanville. | 0 | Comment | |||
NY674270 | Astragalus gibbsii | K. Morris | 1973-5-25 | 214 | Lassen | 4 miles south of Susanville, on US 36 | Comment | |||
RSA110066 | Astragalus gibbsii | H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. | 1942-5-22 | 4541 | Lassen | Loyalton | 1524 | Comment | ||
SEINET10838317 | Astragalus gibbsii | Billy Joe Cox, Paul Gallian | 1971-6-2 | Cox 2589 | Lassen | Approx 6 mi s of susanville at jct of us hwy 395 and california hwy 36 to Susanville, near johnstonville. | 1311 | Comment | ||
RSA110067 | Astragalus gilensis | H. D. Ripley, R. C. Barneby | 1944-5-29 | 5951 | Lassen | Container | 1372 | Comment | ||
CAS-BOT-BC27652 | Astragalus inversus | Townsend Stith Brandegee | 1892-7-1 | s.n. | Lassen | Susanville | Comment | |||
RSA111018 | Astragalus inversus | H. D. Ripley, R. C. Barneby | 1943-6-14 | 4300 | Lassen | West of Susanville | 1310 | Comment | ||
UC83864 | Astragalus inversus | T. S. Brandegee | 1892-7-1 | Lassen | Susanville | Comment | ||||
CHSC64785 | Astragalus iodanthus var. diaphanoides | Vernon H. Oswald | 1995-5-24 | 6763 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) 3.3 mi e of Amedee Rd. at Wendel. | 1249 | Comment | ||
CAS-BOT-BC229045 | Astragalus lemmonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat | 1615 | Comment | ||
JEPS91412 | Astragalus lemmonii | Dean Wm. Taylor with Glenn Clifton | 1990-6-12 | 10881 | Lassen | Ash Valley, along Ash Creek, at the crossing of Road 527 (Forest Road 39N08) | 1554 | Comment | ||
UC13384 | Astragalus lemmonii | M. S. Baker and F. Nutting | 1894-7-2 | Lassen | Dixey Mts. | Comment | ||||
CAS-BOT-BC187156 | Astragalus lentiginosus var. chartaceus | John Thomas Howell | 1934-7-6 | 12437 | Lassen | Harvey Valley | Comment | |||
JEPS97410 | Astragalus lentiginosus var. floribundus | Vernon H. Oswald | 1995-6-19 | 6903 | Lassen | T30N R16E NW1/4 SE1/4 Sect. 2, 4740 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 8.5 mi e of Hwy. 395 | 1444 | Comment | ||
SEINET5325521 | Astragalus lentiginosus var. floribundus | A. Tiehm | 1980-1 | 5751 | Lassen | North end of Honey Lake Valley, 1 mile orth of Wendel. | 1231 | Comment | ||
UC13383 | Astragalus lentiginosus var. floribundus | L. T. Stephenson | Sep 1897 | Lassen | Chat , Chat (Sierra Valley) | Comment | ||||
CHSC99508 | Astragalus lentiginosus var. lentiginosus | Lowell Ahart; John Dittes | 2008-6-22 | 15046 | Lassen | Open meadow, east of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.7 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.7 miles (air) northeast of Bieber. | 1268 | Comment | ||
POM204048 | Astragalus lentiginosus var. lentiginosus | J. T. Howell | 1934-7-6 | 12437 | Lassen | Harvey Valley | 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 |
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CHSC71388 | Astragalus lentiginosus var. salinus | Vernon H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft | 1998-7-6 | 9247 | Lassen | East side of Eagle Lake on BLM land just east of the Lassen Youth Camp. | 1584 | Comment | ||
RSA0059601 | Astragalus lentiginosus var. salinus | Lowell Ahart, John Dittes | 2011-6-20 | 17510 | Lassen | Near edge of the Ash Valley Road, 3,210 feet south of the Ash Creek Campground, about 6.5 (air) southeast of Adin. | 1511 | Comment | ||
CDA19719 | Astragalus malacus | D. Tillotson | 1942-6-1 | s.n. | Lassen | Modoc Plateau; Madeline. | 0 | Comment | ||
POM45991 | Astragalus malacus | R. M. Austin | 1897-05 | 400 | Lassen | Madaline plains. | Comment | |||
RSA415816 | Astragalus malacus | Christopher Davidson | 1975-6-7 | 2748 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
UC1561919 | Astragalus obscurus | Barbara Ertter with Gary Schoolcraft | 1987-6-16 | 7184 | Lassen | ridge w Hot Springs VABM (Skeedaddle Mountains on ne side Honey Lake); Skeedaddle Mountains, ne side Honey Lake, w of Hot Springs | 2133 | Comment | ||
SEINET4853425 | Astragalus pulsiferae var. coronensis | Unknown | 2001-6-14 | 28158 | Lassen | E of Hwy 395, rd to Rams Horn Spring campground. | 1540 | Comment | ||
NY694125 | Astragalus pulsiferae var. pulsiferae | H. D. D. Ripley | 1943-6-7 | 5499 | Lassen | East side of Beckworth Pass, south Lassen Co. | 1494 | Comment | ||
POM24228 | Astragalus pulsiferae var. pulsiferae | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
RSA104884 | Astragalus pulsiferae var. pulsiferae | H. D. Ripley, R. C. Barneby | 1943-6-17 | 5799 | Lassen | East side of Beckwourth Pass. | 1494 | Comment | ||
RSA339984 | Astragalus pulsiferae var. pulsiferae | Noel 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 | ||
SEINET5324574 | Astragalus pulsiferae var. pulsiferae | M. J. Williams | 1974-7-26 | 74 -L-16 | Lassen | Burn area, W of Hwy 395 and Near Hwy 70. | 1494 | Comment | ||
CHSC5282 | Astragalus purshii | V. Holt | 1944-7-9 | Lassen | Dow Butte. | 2042 | 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 | ||
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 | ||
JEPS127726 | Astragalus purshii var. purshii | H. Chappel, K. Moran & K. Strassman | 2002-6-27 | ALT- 013 | Lassen | Pit River Valley/Beaver Creek BLM land | Comment | |||
CAS-BOT-BC192973 | Astragalus purshii var. tinctus | Doris Kildale Gillespie | 1930-5-13 | 9376 | Lassen | Between Susanville and Janesville | Comment | |||
CHSC117211 | Astragalus purshii var. tinctus | Lowell Ahart; John Dittes | 2016-6-7 | 20984 | Lassen | On the east 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. | 1289 | Comment | ||
JEPS94605 | Astragalus purshii var. tinctus | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8517 | Lassen | on Forest Route 38N04 2.6 mi ne Hwy. 139 ((between Hwy 139 near Willow Creek Guard Station and Coyote Flat)); Williams Reservoir | 1682 | Comment | ||
POM16083 | Astragalus purshii var. tinctus | M. S. Baker | 1894-7-9 | s.n. | Lassen | Dixey Valley | Comment | |||
UC13456 | Astragalus purshii var. tinctus | L. T. Stephenson | Sept., 1897 | Lassen | Chat | Comment | ||||
RSA38443 | Astragalus purshii var. tinctus | P. A. Munz | 1947-5-19 | 12269 | Lassen | Hwy 395, 3.5 miles S of Ravendale. | 1616 | Comment | ||
HSC63892 | Astragalus whitneyi | Teresa Prendusi | 1980-7-21 | Lassen | Fredonyer Peak. | 2378 | Comment | |||
RSA639008 | Astragalus whitneyi | Michael A. Vincent | 1999-6-9 | 8576 | Lassen | Bureau of Land Management land, Madeline Plains: SW of US Rt 395, SE of CR 515 (Termo road), S of BLM road 1614, and SW of Termo. Along jeep road to Schott Canyon. | Comment | |||
CHSC68862 | Astragalus whitneyi var. confusus | Vernon H. Oswald; Lowell Ahart | 1997-6-24 | 8634 | 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 | ||
RSA517335 | Astragalus whitneyi var. siskiyouensis | Barbara J. Ertter, Gary Schoolcraft | 1987-6-16 | 7183 | Lassen | Skeedaddle Mountains on NE side of Honey Lake | 2134 | Comment | ||
SEINET3025898 | Astragalus whitneyi var. sonneanus | Marcus E. Jones | 1897-6-28 | Lassen | Top of Diamond Peak, Susanville. Perkin's Ranch. | 2230 | Comment | |||
JEPS94136 | Athysanus pusillus | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9130 | Lassen | ca. 5 mi. n.e. Doyle (rd. to Summit of Fort Sage Mts., 2.7 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1463 | Comment | ||
UC295904 | Atriplex argentea | H. M. Hall | 1925-8-31 | 12215 | Lassen | Amedee | Comment | |||
POM102968 | Atriplex gardneri var. falcata | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
SEINET515855 | Atriplex gmelinii | Vernon H. Oswald | 1998-9-8 | 9581 | Lassen | Ash Creek and Big Swamp 2.2 mi north of Bieber on County Road 91 (Bieber-Lookout Rd.) | 1259 | Comment | ||
CHSC76092 | Atriplex heterosperma | Lowell Ahart; Vernon Oswald | 1999-9-13 | 8204 | Lassen | On the west side of the dirt road and 1/4 mi south of the sign in station, Honey Lake Wildlife Area, 4 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
SEINET13710039 | Atriplex triangularis | Lowell William Ahart, Lowell William Ahart | 1999-1 | 8209 | Lassen | Honey Lake Wildlife Area, 5.5 Mi SE Standish | 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 | ||
UC1136349 | Atriplex truncata | E. Sawyer | 1935-6-27 | 217 | Lassen | Long Valley Sierraville Quad., Long Valley | Comment | |||
UC1037136 | Avena fatua | Leo Whitney | 1935-5-27 | 3121 | Lassen | Bieber | Comment | |||
JEPS103182 | Balsamorhiza | G. Schoolcraft | 2000-4-26 | 2893 | Lassen | West of Grasshopper Valley | 1706 | Comment | ||
UCD129522 | Balsamorhiza hirsuta | G. Schoolcraft | 2000-4-26 | 2891 | Lassen | Susanville, 1.8 miles west of Hwy 395 on Shaffer Mountain Road. | 1554 | Comment | ||
CHSC7646 | Balsamorhiza hookeri | Beverly J. Wise | 1969-4-17 | 14 | Lassen | 1 mi north on Hwy 139. | 1341 | Comment | ||
JEPS1758 | Balsamorhiza hookeri | Milo S. Baker | 1952-5-23 | 12432 | Lassen | 1/2 mi w of, along Hwy. 36 Fredonyer Pass | 1752 | Comment | ||
JEPS94113 | Balsamorhiza hookeri | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 90889 | Lassen | Hwy. 36 between Fredonyer Summit and Susanville (0.4 mi. w. of the Susan R. & Bizz Johnston Trail) | 1417 | Comment | ||
UC1035988 | Balsamorhiza hookeri | Helen K. Sharsmith | 1955-6-22 | 4501 | Lassen | 5 miles beyond Blue Lake on road to Likely. Warner Mountains, Modoc National Forest | Comment | |||
CAS-BOT-BC106490 | Balsamorhiza hookeri | Ella Dales Cantelow | 1941-5-22 | 3550 | Lassen | Fredonyer Pass, 13 1/2 mi. w. of Susanville Hwy #36 | Comment | |||
RSA74324 | Balsamorhiza hookeri var. lagocephala | Milo S. Baker | 1952-5-23 | 12432 | Lassen | Hwy. 36, 1/2 mi West of [Fredonyer] Pass | 1752 | Comment | ||
CHSC67158 | Balsamorhiza hookeri var. lanata | James D. Jokerst | 1994-5-2 | 4040 | Lassen | N of Wendel, E of Hwy 395 and railroad, S end of Secret Valley. | Comment | |||
SEINET10617205 | Balsamorhiza incana | Billy Joe Cox | 1971-6-2 | Cox 2985 | Lassen | Approx. 12 mi. S of Adin on CA Hwy. 139, in basalt & clay; along edge of road on rolling knoll, in Artemisia-Juniper assoc. | 1372 | Comment | ||
CHSC7644 | Balsamorhiza sagittata | Beverley J. Wise | 1969-5-20 | 32 | Lassen | West city limits of Susanville on Hwy 36. | 1341 | Comment | ||
UC1036000 | Balsamorhiza sagittata | Helen K. Sharsmith | 1955-6-22 | 4499 | Lassen | 5 mi beyond Blue Lake on the road to Likely Blue Lake (Warner Mountains, Modoc National Forest); Modoc National Forest, Warner Mountains | 1767 | Comment | ||
UC485131 | Balsamorhiza sagittata | Franklin P. Nutting | Lassen | Big Valley Mts. | Comment | |||||
SEINET10617239 | Balsamorhiza sagittata | Billy Joe Cox | 1971-6-2 | Cox 3216 | Lassen | Approx. 22 mi. S of Adin on CA Hwy. 139; in basalt; assoc: Juniper, Artemisia. | 1646 | Comment | ||
SEINET10617243 | Balsamorhiza sagittata | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 500 | Lassen | Approx. 22 mi. S of Adin on CA Hwy. 139; in basalt; assoc: Juniper, Artemisia. | 1646 | Comment | ||
CAS-BOT-BC16435 | Barbarea orthoceras | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49464 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
NY119709 | Barbarea orthoceras | R. C. Rollins | 1981-5-30 | 81165 | Lassen | Gold Run Road toward Sky Line Drive, 10 miles S of Susanville | Comment | |||
CHSC76094 | Bassia hyssopifolia | Lowell Ahart | 1999-9-13 | 8206 | Lassen | On the east side of the dirt road and 1/2 mile south of the sign in station, Honey Lake Wildlife Area, 4 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
CAS-BOT-BC145784 | Beckmannia syzigachne | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13262 | Lassen | United States Highway 395, 2.1 miles northeast of Standish. | Comment | |||
RSA129087 | Beckmannia syzigachne | H. S. Yates | 1936-8-11 | 6078 | Lassen | 2 miles E.S.E. of Susanville | 1280 | Comment | ||
UCD56795 | Beckmannia syzigachne | R. Tofsrud | 1947-7-1 | 247 | Lassen | Between Bieber and Nubieber. | Comment | |||
UCD56798 | Beckmannia syzigachne | A. A. Beetle | 1941-6-28 | 2813 | Lassen | 6 miles south of Ravendale. Lower slopes of Observation Peak. | Comment | |||
NY526245 | Betula glandulosa | B. M. Bartholomew | 1988-7-22 | 4500 | Lassen | Mosquito Creek, ca. 2 km. southwest of Patterson Meadow, southern end of the Warner Mountain. | 2080 | 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-BC413001 | Bistorta bistortoides | A. A. Heller | 1938-6-4 | 15141 | Lassen | 2 miles east of Westwood | 1402 | Comment | ||
CAS-BOT-BC413002 | Bistorta bistortoides | L. G. Bennett | 1967-7-14 | 174 | Lassen | 5.3 miles from the junction of Highway 44 and the Silver Lake rd. on Highway 44 | 1950 | Comment | ||
CAS-BOT-BC127954 | Blepharipappus scaber | David D. Keck; J. Clausen | 1935-6-24 | 3733 | Lassen | 2 mi. S. of Ravendale | 1463 | Comment | ||
CAS-BOT-BC127957 | Blepharipappus scaber | David D. Keck; J. Clausen | 1935-6-24 | 3733 | Lassen | 2 mi. S. of Ravendale | 1463 | Comment | ||
CAS-BOT-BC127972 | Blepharipappus scaber | Ella Dales Cantelow | 1941-5-22 | 3551 | Lassen | U. S. Hy 395 n. of Litchfield | Comment | |||
CAS-BOT-BC128050 | Blepharipappus scaber | David D. Keck; J. Clausen | 1935-6-24 | 3725 | Lassen | 5 mi. S. of Likely (Modoc Co.) | 1402 | Comment | ||
RSA17718 | Blepharipappus scaber | Elmer I. Applegate | 1934-5-4 | 8922 | Lassen | South end of Secret Valley | Comment | |||
UC1143001 | Blepharipappus scaber | August L. Hormay | 1934-5-15 | Lassen | 1 mi n of Eldrigde's | 1554 | Comment | |||
UC1302428 | Blepharipappus scaber | Clare B. Hardham | 1961-6-16 | 7451 | Lassen | s of Susanville (Gold Run Creek, Sierra Nevada Mountains); Sierra Nevada Mountains, Gold Run Creek | Comment | |||
RSA152683 | Blepharipappus scaber | I. L. Wiggins, Dorothy Wiggins | 1961-6-11 | 16355 | Lassen | Roadside east of Eagle Lake, 2 miles north of Susanville. | Comment | |||
UC1924569 | Boechera | Debra Valov | 2006-5-30 | 2006041 | Lassen | Bieber off County Rd A2 c. 12 km east of Hwy 299 | 1285 | Comment | ||
CAS-BOT-BC16826 | Boechera | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-10 | 16325 | Lassen | Along southern shore of Eagle Lake. | Comment | |||
CAS-BOT-BC16148 | Boechera covillei | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50672 | Lassen | Sierra Nevada. Summit ridge of Diamond Mountain. | 2346 | Comment | ||
CAS-BOT-BC14092 | Boechera pauciflora | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50687 | Lassen | Sierra Nevada. South and southeast of Diamond Mountain. | 2286 | Comment | ||
CAS-BOT-BC14294 | Boechera platysperma | John Thomas Howell; Gordon H. True | 1973-7-31 | 50040 | Lassen | Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. | 1737 | Comment | ||
UC10162 | Boechera platysperma | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silver Lake | Comment | ||||
CHSC101060 | Boechera puberula | John Dittes | 2008-5-22 | 1532 | Lassen | Modoc Plateau; ca. 15.3 air miles southeast of Adin, ca. 3.4 air miles east of Hayden Hill, ca 350 feet north by northeast of intersection of Hwy 139 and FS Road 36N02; open, volcanic outcrop on northeast side of Willow Creek. | 485 | Comment | ||
JEPS100335 | Boechera puberula | Dean W. Taylor | 2001-7-19 | 17841 | Lassen | Diamond Mountains, ridgecrest ca. 1 air mile South of Doyle Grade | 2072 | Comment | ||
UC10179 | Boechera puberula | M. S. Baker and F. Nutting | 1894-7-2 | Lassen | Dixie Mts. | Comment | ||||
UC1523799 | Boechera rectissima | Gary Schoolcraft | 1981-8-7 | 610 | Lassen | near London lookout | 1950 | Comment | ||
CHSC68740 | Boechera retrofracta | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8495 | 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 | ||
JEPS53086 | Boechera retrofracta | M. S. Baker and Frank Nutting | 1894-7-5 | Lassen | mts s Dixie Valley | Comment | ||||
UC1126590 | Boechera retrofracta | A. Simontacchi | 1940-5-13 | 699 | Lassen | 7.5 mi wsw Cone Ranch Hdq.; Lassen National Forest, Halls Flat Quad. | 1920 | Comment | ||
CHSC36477 | Boechera sparsiflora | Margaret E. Halloran | 1982-6-6 | 12 | Lassen | Pine Creek just below fish trap where Pine Crek empties into Eagle Lake. | Comment | |||
OBI48088 | Boechera sparsiflora | Rhonda Riggins | 1989-4-27 | 1649 | Lassen | US 395, 1.1 mi N Madeline, 8.8 mi S Modoc Co. line | 1676 | Comment | ||
UC1249280 | Brodiaea coronaria subsp. coronaria | Arthur Cronquist and Arthur H. Holmgren | 1959-6-18 | 8485 | Lassen | 5 mi s Adin | Comment | |||
UC60846 | Bromus | M. S. Baker and Frank Nutting | 1894-7-3 | Lassen | Dixie Mountains | Comment | ||||
CHSC36110 | Bromus briziformis | George Deniso | 1978-7-28 | 25 | Lassen | Lower Dry Lakes - SE shore area of Upper lake ca 4.5 km D of Miners Point, Eagle Lake. | 1645 | Comment | ||
JEPS45832 | Bromus briziformis | Duncan Dunning | 1923-6-6 | Lassen | lava rocks below Ravendale | Comment Read comments Jun 24 2009 |
||||
RSA0065493 | Bromus briziformis | Marion P. Harthill | 1971-6-21 | 203 | Lassen | Susanville. | 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 | ||
CDA31386 | Bromus carinatus var. carinatus | D. R. Hill | 1968-7-8 | Lassen | James R. Reynolds ranch, Revendale. | 0 | Comment | |||
UC1137778 | Bromus carinatus var. carinatus | August L. Hormay | 1934-6-30 | Lassen | Lassen National Forest, Harvey Mountain, Lassen Forest and Range Experiment Station Harvey Mountain; Lassen National Forest, Harvey Mountain | 2133 | Comment | |||
CAS-BOT-BC149158 | Bromus carinatus var. marginatus | John Thomas Howell; Gordon H. True | 1973-8-1 | 50199 | Lassen | Sierra Nevada. Ca. 3 miles southeast of Disamond Mountain. East slope of Diamond Range south of Susanville. | 2194 | 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-BC155941 | Bromus commutatus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49519 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
CHSC66419 | Bromus commutatus | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7788 | 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 the trail at the Hwy. 36 bridge spanning the Susan River. | 1402 | Comment | ||
HSC22359 | Bromus commutatus | D. E. Anderson | 1969-7-5 | 4991 | Lassen | Freedonyer Pass, 15 mi. W of Susanville | 1752 | Comment | ||
UC1037118 | Bromus commutatus | Leo Whitney | 1934-7-22 | 2249 | Lassen | 5 mi w of lower end of Eagle Lake (Lassen National Forest, Antelope Mountain); Lassen National Forest, Antelope Mountain | 1981 | Comment | ||
UC1037137 | Bromus diandrus | Leo Whitney | 1935-6-28 | 3371 | Lassen | Bieber | Comment | |||
CDA1826 | Bromus japonicus | T. C. Fuller | 1963-6-1 | 10626 | Lassen | East side of road to Susanville, 3.2 miles south of Pittville. | 0 | Comment | ||
JEPS123451 | Bromus marginatus | Wilson Collison, Jaileen Merced | 2015-8-12 | CA 320 -146 | Lassen | Trap Mountain, Wing allotment. Highway 139 W (north) from Termo Grasshopper Road. | Comment | |||
UC1131320 | Bromus marginatus | H. P. Hagge | 1929-9-14 | 33 | Lassen | Logan Mountain | 1828 | Comment | ||
RSA0062688 | Bromus subvelutinus | Marion P. Harthill | 1971-6-21 | 210 | Lassen | Susanville. | Comment | |||
CAS-BOT-BC161575 | Bromus suksdorfii | John Thomas Howell; Gordon H. True | 1973-8-1 | 50222 | Lassen | Sierra Nevada. Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville. | 2164 | Comment | ||
CHSC36476 | Bromus tectorum | Margaret E. Halloran | 1982-6-6 | 13 | Lassen | N of Eagle Lake Field Station on a point directly e of Pelican Pt. | Comment | |||
JEPS107312 | Bromus tectorum | Lowell Ahart, John Dittes | 2005-6-1 | 11909 | 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 | ||
UC1024827 | Bromus tectorum | Leo Whitney | 1935-7-12 | 3233 | Lassen | Lassen National Forest, Camp 10, Fruit Grower's Supply Company Lassen National Forest; , Camp 10, Fruit Grower's Supply Compa | Comment | |||
UC1131267 | Bromus tectorum | H. S. Yates | 1936-8-12 | 6085 | Lassen | McKenzie Meadow | 1524 | Comment | ||
UC1131328 | Bromus tectorum | A. Simontacchi | 1940-5-28 | 783 | Lassen | 3.2 mi wsw of Patterson Mountain (Lassen National Forest); Lassen National Forest | 1767 | Comment | ||
SEINET10933521 | Bromus tectorum var. glabratus | Douglas G. LeDoux | 1973-5-25 | LeDoux 884 A | Lassen | Collected 3 mi n of milford, on hwy 395 at honey lake campgrounds. | Comment | |||
CAS-BOT-BC185001 | Calamagrostis stricta subsp. inexpansa | A. A. Beetle | 1941-6-28 | 2805 | Lassen | 10 miles west of Chester. | Comment | |||
POM85831 | Callitriche heterophylla var. bolanderi | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
POM312337 | Callitriche verna | Verne Grant, H. L. Mason | 1947-7-9 | 13294 | Lassen | 5 miles E of Bieber. | Comment | |||
UC1101514 | Callitriche verna | Verne Grant and Irving Schneider | 1947-9-6 | 8385 | Lassen | creek midway between Eagle Lake and Susanville | Comment | |||
UC1101519 | Callitriche verna | Herbert L. Mason and Verne Grant | 1947-7-9 | 13294 | Lassen | 5 mi e Bieber | Comment | |||
CAS-BOT-BC332740 | Callitriche verna | R. F. Thorne; Larry E. DeBuhr | 1975-8-22 | 46986 | Lassen | Along Hwy 395 ca 6 miles N of Medeline and 4.5 miles S of Modoc county line | 1615 | Comment | ||
CAS-BOT-BC80347 | Calocedrus decurrens | Ralph K. Gierisch | 1968-7-12 | 3357 | Lassen | Lassen Forest, Hwy 36 1 mile east of Fredonyer Pass | 1706 | Comment | ||
SEINET10531060 | Calocedrus decurrens | Katherine L. Morris | 1973-5-25 | Morris 226 | Lassen | Collected in an area of sugar pine, Libocedrus, and yellow pine. 2.5 mi N of Jct 36 & Hwy 44. | Comment | |||
SEINET8196128 | Calochortus coeruleus | C. G. Gulling | 1905-1 | 1535 | Lassen | Big Meadows. | Comment | |||
CHSC4430 | Calochortus leichtlinii | K. R. Stern | 1967-7-1 | 2473 | Lassen | Ca. 2 mi. S of S end of Eagle Lake. | 1676 | Comment | ||
UC3407 | Calochortus leichtlinii | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
POM253058 | Calochortus leichtlinii | A. A. Heller | 1938-6-23 | 15200 | Lassen | Along Highway 36 in the valley east of Fredonyer Pass | Comment | |||
SEINET8197399 | Calochortus macrocarpus | M. J. Williams | 1969-6-22 | s.n. | Lassen | N of Litchfield. | 1372 | Comment | ||
UC3429 | Calochortus macrocarpus | Milo S. Baker | 1894-7-21 | Lassen | Eagle Lake | 1524 | Comment | |||
CAS-BOT-BC175762 | Caltha leptosepala | A. M. Vollmer; L. Beane | 1953-7-1 | 91 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
HSC63826 | Calyptridium monospermum | Teresa Prendusi | 1980-7-1 | Lassen | Champs Flat, 7 mi. W of northern tip of Eagle Lake | 1677 | Comment | |||
UC851940 | Calyptridium monospermum | C. L. Hitchcock | 1940-5-26 | 6608 | Lassen | 12 mi n of Fall River Mills (on Fall River); Fall River | 1371 | Comment | ||
CHSC30590 | Calyptridium umbellatum | Marc Held | 1972-6-29 | 22 | Lassen | North end of Dean's Meadow. | Comment | |||
JEPS88237 | Calystegia occidentalis subsp. occidentalis | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7811 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Highway 36 ca. 7 mi W of Susanville. Modoc Plateau. | Comment | |||
SD61074 | Calystegia occidentalis subsp. occidentalis | Darley F. Howe | 1964-8-1 | 3915 | Lassen | Parsnip Creek, Modoc National Forest, Warner Mountains. | 1830 | Comment | ||
HSC30047 | Camassia quamash subsp. breviflora | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19197 | Lassen | Harvey Valley near Cone Springs | Comment | |||
RSA32023 | Camassia quamash subsp. breviflora | A. A. Heller | 1938-6-4 | 15140 | Lassen | 2 miles south of Westwood | 1494 | Comment | ||
CAS-BOT-BC36995 | Camelina microcarpa | James Jokerst | 1983-5-31 | 61011 | Lassen | Near Madeline Plains. | 1583 | 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 | ||
NY608998 | Camelina microcarpa | G. Schoolcraft | 1998-6-23 | 2737 | Lassen | Next canyon north of Ramhorn Springs Campground | 1828.8 | Comment | ||
POM38358 | Camissonia andina | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
NY851231 | Camissonia claviformis var. cruciformis | P. A. Munz | 1947-5-19 | 11870 | Lassen | 19 miles south of Ravendale, on Highway 395 | Comment | |||
CHSC64795 | Camissonia contorta | Vernon H. Oswald | 1995-5-24 | 6781 | Lassen | Modoc Plateau. 1.8 mi s of Wendel Rd. (Lassen 320) on an insigned dirt road 0.6 mi e of milepost 19.0, just e of Skedaddle Creek. On the e side of the road ca. 0.2 mi n of the railroad. | 1219 | Comment | ||
SEINET10903367 | Camissonia pusilla | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17799 | Lassen | 6 mi n of hallelujah jct. On us hwy 395, in artemisia tridentat, pinyon pine, jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
HSC30037 | Camissonia tanacetifolia | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19153 | Lassen | 3 mi. N of Westwood | Comment | |||
HSC63834 | Camissonia tanacetifolia | Teresa Prendusi | 1980-5-16 | Lassen | 6 mi. S of Ravendale and 1 mi. W of Hwy. 395 | Comment | ||||
RSA125385 | Camissonia tanacetifolia | Arthur R. Kruckeberg | 1954-6-22 | 3322 | Lassen | 6 miles south of Likely along Highway 395 | Comment | |||
CAS-BOT-BC160859 | Camissonia tanacetifolia subsp. tanacetifolia | A. M. Vollmer; L. Beane | 1953-7-1 | 41 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
RSA339989 | Camissonia tanacetifolia subsp. tanacetifolia | Noel Holmgren, Patricia K. Holmgren | 1980-7-3 | 9477 | Lassen | Madeline Plains, a valley road 1.1 km (0.7 mi.) west of U.S. Highway 395 from a turnoff 10.3 km (6.4 mi.) south of Madeline | 1616 | Comment | ||
CAS-BOT-BC160862 | Camissonia tanacetifolia subsp. tanacetifolia | Hans Leschke | 1963-8-28 | 1870 | Lassen | Lassen Volcanic National Park. South shore of Snag Lake | 1856 | Comment | ||
RSA186587 | Camissonia tanacetifolia subsp. tanacetifolia | Peter H. Raven | 1962-5-28 | 17875 | Lassen | 11.6 miles north of Litchfield | Comment | |||
UC1137752 | Capsella bursa-pastoris | L. R. Short and J. Warren | 1936-6-9 | S 408 | Lassen | Lassen National Forest, Burgess Spring Experiment Range Burgess Spring Experiment Range; Lassen National Forest, Burgess Spring Experiment Range | 1844 | Comment | ||
UC773929 | Capsella bursa-pastoris | L. R. Short and J. Warren | 1936-6-9 | S 408 | Lassen | Lassen National Forest, Burgess Spring Experiment Range Burgess Spring Experiment Range; Lassen National Forest, Burgess Spring Experiment Range | 1844 | Comment | ||
CAS-BOT-BC37244 | Cardamine breweri | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49478 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
UC197292 | Cardamine breweri | Franklin P. Nutting | Lassen | Pine Creek | Comment | |||||
RSA592547 | Cardamine breweri var. breweri | S. O. Mattoon | 1978-7-10 | 24 | Lassen | Lassen County, Blue Lake Camp Ground: 17 miles E of Likely, Southern Warner Mtns, Modoc N Fork. | 1890 | Comment | ||
UC972184 | Cardamine nuttallii | Milo S. Baker | 1952-5-23 | 12430 | Lassen | Highway 36 1/2 mi w Fredonyer Pass; w of Fredonyer Pass | 1752 | Comment | ||
CHSC99732 | Cardamine oligosperma | Lowell Ahart; John Dittes | 2008-6-20 | 14942 | 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 7.0 miles (air) northeast of Bieber. | 1263 | Comment | ||
CDA3650 | Cardaria draba | G. D. Barbe, P. Hiatt, M. Keffer | 1980-6-4 | 2801 | Lassen | 7.2 miles (11.6 km) north of Termo, 7.1 miles south of Madeline, east side of Madeline Plain. | Comment | |||
CAS-BOT-BC18287 | Carex | John Thomas Howell; Gordon H. True | 1973-8-1 | 50177 | Lassen | Sierra Nevada. Diamond Range. Gold Run Creek road, south of Susanville. | 1584 | Comment | ||
UC1137782 | Carex | August L. Hormay | 1934-5-14 | Lassen | Gray's Flat Well Lassen National Forest | 1706 | Comment | |||
CHSC85988 | Carex abrupta | L. P. Janeway | 2003-7-24 | 7918 | Lassen | High Cascade Range. Small meadow below Forest Service Road 30N14 1.1 km from Road 30N21; small side drainage of upper Susan River 4.6 (air) km west of Clover Valley. | 1920 | 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 | ||
CHSC58858 | Carex angustata | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5115 | 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. | 1719 | Comment | ||
SEINET7549702 | Carex angustata | George W. Gillett | 1957-7-22 | 883 | Lassen | Lassen Volcanic National Park. Snag Lake. Campsite near south end of lake. | 1850 | Comment | ||
CAS-BOT-BC18103 | Carex athrostachya | John Thomas Howell | 1934-7-7 | 12472 | Lassen | Pine Creek Flat. | Comment | |||
CAS-BOT-BC18107 | Carex athrostachya | James Stokes | 1939-6-15 | s.n. | Lassen | Bullard Lake west of Grasshopper Valley. | Comment | |||
UC50815 | Carex athrostachya | J. Burtt Davy | Jun 17-24 1897 | 3298 | Lassen | Honey Lake Valley, slough near Dr. Witt's | Comment | |||
POM313130 | Carex athrostachya | H. L. Mason | 1947-7-9 | 13300 | Lassen | Irrigation ditch 5 miles east of Bieber. | Comment | |||
CHSC61064 | Carex aurea | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5742 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. | 1932 | Comment | ||
CHSC66412 | Carex aurea | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7814 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. | 1420 | Comment | ||
JEPS87494 | Carex aurea | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5742 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. | 1932 | Comment | ||
JEPS107458 | 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 | ||
JEPS94477 | Carex douglasii | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8502 | Lassen | 0.1 mi e of Highway 139 (n of Susanville on Forest Route 38N04 between Highway 139 near Willow Creek Guard Station and Coyote Flat, small creek paralleling road); Forest Route 38N04 | 1546 | Comment | ||
UC1776677 | Carex douglasii | G. Schoolcraft | 1995-5-22 | 2486 | Lassen | East of Skedaddle Ranch | 1554 | Comment | ||
HSC48223 | Carex filifolia var. erostrata | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19171 | Lassen | Harvey Valley near Cone Springs | Comment | |||
JEPS87492 | Carex filifolia var. erostrata | Vernon H. Oswald and Lowell Ahart | 1993-6-3 | 5472 | Lassen | Champs Flat Rd (Lassen 21/105, Forest 32N02) 1.8 mi n Hwy. 44 (between Poison Lake and Susanville) | 1725 | Comment | ||
SEINET7558599 | Carex filifolia var. erostrata | John Thomas Howell | 1934-7-6 | 12451 | Lassen | Harvey Valley. | Comment | |||
UCD37482 | Carex filifolia var. erostrata | Beecher Crampton | 1960-6-20 | 5739 | Lassen | Lassen National Forest, 6 miles north of Bogard Ranger Station, Harvey Valley. | 1676 | Comment | ||
CAS-BOT-BC21305 | Carex fracta | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49451 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
JEPS28382 | Carex heteroneura | George W. Gillett | 1957-7-28 | 937 | Lassen | along s margin, Widow Lake Lassen Volcanic National Park, Widow Lake | 2072 | Comment | ||
CHSC85990 | Carex heteroneura var. heteroneura | L. P. Janeway | 2003-7-24 | 7915 A | Lassen | 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 Clover Valley. | 1932 | Comment | ||
HSC48184 | Carex hoodii | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19242 | Lassen | 2 mi. N of Westwood | Comment | |||
UC2031875 | Carex hoodii | Nick Otting and Bruce Newhouse | 2003-7-15 | 705 | Lassen | Sierra Nevada Mountains, Diamond Mountain, 1000 feet east of summit, 7.5 air miles south-southwest of Susanville. | Comment | |||
CHSC96442 | Carex interior | Gordon Leppig | 1998-7-12 | 954 | Lassen | Modoc National Forest. Blue Lake Ranch. | 1970 | Comment | ||
CAS-BOT-BC35781 | Carex jonesii | J. T. Howell | 1934-6-14 | 12164 A | Lassen | Warner Mts.; near Lost Lake | 2438 | Comment | ||
UC1609339 | Carex lasiocarpa | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5752 | Lassen | e Silver Lake (nw part of the swamp, just e of the Caribou Wilderness, ca. 13 mi (air) n of Lake Almanor); Cooper Swamp | 1932 | Comment | ||
HSC95193 | Carex limosa | Gordon Leppig, T. LaBanca, L. Arguello | 1997-6-29 | 528 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC59187 | Carex multicaulis | Vernon H. Oswald; Lowell Ahart | 1992-9-15 | 5217 | Lassen | Lassen Volcanic National Park. Ca. 0.3 mi SW of Island Lake, on the NW foot of Bonte Pk., ca. 1.5 mi E of Juniper Lake campgrounds. | 2133 | Comment | ||
CHSC87113 | Carex multicaulis | L. P. Janeway | 2001-6-20 | 7207 | 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 | ||
CHSC29957 | Carex multicostata | Robin L. Ondricek | 1978-6-27 | 78 | Lassen | On Coleman Lake Rd., .7 mi ne of Lassen Co. Rd. A1. | 1950 | Comment | ||
CAS-BOT-BC119043 | Carex pellita | George Wilson Gillett | 1957-7-26 | 906 | Lassen | East Shore of Butte Lake, along water line. | 1844 | Comment | ||
CHSC85980 | Carex pellita | L. P. Janeway | 2003-7-24 | 7919 | Lassen | High Cascade Range. In middle of small meadow below Forest Service Road 30N14 1.1 km from Road 30N21; small side drainage of upper Susan River 4.6 (air) km west of Clover Valley. | 1920 | Comment | ||
SEINET10585735 | Carex praegracilis | Lowell Ahart, John Dittes | 2011-6-20 | Ahart 17477 | Lassen | T38N, R10E, center of north 1/2 Section 22. About 15 yards east of the stream, about 40 yards south 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. | 1521 | Comment | ||
UCD55306 | Carex praegracilis | Ellen Dean; Gary Schoolcraft | 2006-5-16 | 3135 | 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. | 1251 | Comment | ||
CHSC53660 | Carex rossii | L. P. Janeway; Oscar V. Janeway, Lillian D. Janeway | 1987-5-27 | 2101 | Lassen | Near S end of Eagle Lake. Along Eagle Lake Rd at jct with road to Pikes Pk. | 1569 | Comment | ||
HSC103634 | Carex scopulorum var. bracteosa | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8028 | Lassen | Silver Lake, along north side of arm on east side of lake. | 1829 | Comment | ||
JEPS114623 | 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 | ||
CHSC66414 | Carex simulata | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7815 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Modoc Plateau. Margin of a marshy pool at the 6.0 mile post E of Devils Corral Trailhead. | 1420 | Comment | ||
HSC95227 | Carex simulata | Gordon Leppig | 1998-7-12 | 953 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
JEPS28384 | Carex subfusca | George W. Gillett | 1957-7-26 | 911 | Lassen | lake shore near ne arm of Butte Lake; Lassen Volcanic National Park, Butte Lake | 1844 | Comment | ||
HSC95273 | Carex vesicaria | Gordon Leppig | 1998-7-12 | 942 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC95282 | Carex vesicaria | Gordon Leppig | 1998-6-12 | 932 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
HSC103632 | Carex vesicaria | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8027 | Lassen | Silver Lake, along north side of arm on east side of lake. | 1829 | Comment | ||
HSC48217 | Carex whitneyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19237 | Lassen | 2 mi. N of Westwood | Comment | |||
RSA275376 | Carex whitneyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19241 | Lassen | About 2 miles north of Westwood. | Comment | |||
RSA298353 | Carex whitneyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19241 | Lassen | About 2 miles north of Westwood. | Comment | |||
UCD123074 | Castilleja | Grady L. Webster | 1989-5-13 | 7711 | Lassen | 2.5 miles E of Beckworth Pass. | 1493 | Comment | ||
CHSC67068 | Castilleja applegatei | Willis Ball | 1969-6-20 | 20 | Lassen | Found approx. 2 mls. down from Dean's Meadow going towards 5 pts. | 1828 | Comment | ||
CAS-BOT-BC249618 | Castilleja applegatei subsp. pinetorum | B. J. Hammerly | 1941-6-20 | 44 | Lassen | 8 mi. S.-E. of Likely on Blue Lake road | 1676 | Comment | ||
CAS-BOT-BC249619 | Castilleja applegatei subsp. pinetorum | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8326 | Lassen | Grasshopper Valley | Comment | |||
CHSC30598 | Castilleja applegatei subsp. pinetorum | Marc Held | 1972-6-29 | 19 | Lassen | 3 miles from Dean's Meadow, towards 5 points, off road side. | Comment | |||
CHSC60412 | Castilleja applegatei subsp. pinetorum | Mary Ann Showers | 1992-6-13 | 2538 | Lassen | Lassen Volcanic National Park. Meadow along trail from Snag Lake jct to Widow Lake. | 1828 | Comment | ||
CHSC7751 | Castilleja applegatei subsp. pinetorum | Beverley J. Wise | 1969-5-3 | 106 | Lassen | 28.4 mi. N.E. of Susanville. | 1554 | Comment | ||
JEPS118213 | Castilleja applegatei subsp. pinetorum | Dean W. Taylor | 2004-5-14 | 19068 | Lassen | Ash Valley, County Road 527 (Forest Road 39N08) ca. 0.5 miles South of crossing of Ash Creek | 1539 | Comment | ||
SEINET10818435 | Castilleja applegatei subsp. pinetorum | Karen M. Meyer, Andrew Townesmith | 2007-7-23 | Meyer 152 | 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 | ||
UCD170229 | Castilleja applegatei subsp. pinetorum | K. M. Meyer; A. Townesmith | 2007-7-23 | 152 | 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 | ||
JEPS28820 | Castilleja arachnoidea | Frances Payne | 1929-7-12 | 83 | Lassen | between Camp 1 and Lost Lake (s end of Warner Range, e slope); Warner Range | 2286 | Comment | ||
JEPS66447 | Castilleja campestris subsp. campestris | L. R. Heckard and P. Rubtzoff | 1971-8-4 | 2708 | Lassen | about 10 mi n Termo (along U.S. Hwy 395) | Comment | |||
UC1609193 | Castilleja campestris subsp. campestris | Vernon H. Oswald and Lowell Ahart | 1993-7-8 | 5644 | Lassen | near se end Poison Lake (0.4 mi n of Highway 44, Pittville Rd (Lassen 111,36N01), near its intersection with 33N11); near se end Poison Lake | 1709 | Comment | ||
UCD55264 | Castilleja chromosa | Ellen Dean | 2006-5-15 | 3062 | 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. | 1249 | Comment | ||
JEPS126474 | Castilleja linariifolia | Jillian Pastick, Lillie Pennington, Andrea Stuemsky | 2015-8-10 | CA 350 -067 | Lassen | North on 395, right on 502, right on 503 (Horn Road), right on Observation Peak Road. | Comment | |||
JEPS79327 | Castilleja linariifolia | T. C. Fuller | 1980-8-5 | 20313 | Lassen | 7.4 km se Dodge Reservoir campground (along e side of Tuledad Road, on the e shore of Dodge Reservoir, ne of Ravendale) | Comment | |||
UC1542951 | Castilleja linariifolia | G. Schoolcraft | 1987-9-1 | 1771 | Lassen | s side near top Observation Mtn. | 2346 | Comment | ||
JEPS10806 | Castilleja miniata | Brown and Wieslander | 1922-7-23 | 67 | Lassen | Martin Springs; Eagle Lake | Comment | |||
JEPS62629 | Castilleja miniata | Clare B. Hardham | 1969-8-28 | 17424 | Lassen | w of Janesville; Sierra Nevada | Comment | |||
CAS-BOT-BC244889 | Castilleja miniata | Alice Eastwood | 1912-8-22 | 1893 | Lassen | Battle Creek meadows. Lassen Butte Region. | Comment | |||
CDA18277 | Castilleja minor var. minor | G. D. Barbe | 1974-8-2 | 1943 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
CHSC68768 | Castilleja pilosa | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8489 | 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 | ||
HSC82214 | Castilleja pilosa | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 5995 | Lassen | Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley | 1555 | Comment | ||
JEPS74938 | Castilleja pilosa | T. I. and F. M. Chuang | 1975-7-23 | 7551 | Lassen | just s Madeline (along Route 395) | Comment | |||
CHSC5911 | Castilleja tenuis | J. B. Kimsey | 1946-6-20 | Lassen | Grasshopper Valley. | 1615 | Comment | |||
CHSC66263 | Castilleja tenuis | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7841 | Lassen | Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. Modoc Plateau. | 1633 | Comment | ||
CHSC93698 | Castilleja tenuis | Lowell Ahart; John Dittes | 2005-6-2 | 11962 | Lassen | Meadow, along a poor dirt road, about 1 mile east of the Anderson Ranch home, 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 | ||
JEPS114693 | Castilleja tenuis | Lowell Ahart, John Dittes | 2008-6-20 | 14944 | Lassen | In vernal pools and swales, 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 | ||
JEPS121270 | Castilleja tenuis | Lowell Ahart | 2013-7-22 | 18840 | Lassen | W margin of duck field, about 30 yards SE of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
RSA0105574 | Castilleja tenuis | Lowell Ahart, John Dittes | 2013-7-22 | 18840 | Lassen | About 30 yards southeast of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
UC1523759 | Castilleja tenuis | Gary Schoolcraft | 1982-6-21 | 714 | Lassen | Ash Valley | 1584 | Comment | ||
NY608461 | Caulanthus major var. nevadensis | G. Schoolcraft | 1981-7-15 | 510 | Lassen | Near top of Fredonyer Peak along lookout road. | 2377.4 | Comment | ||
POM85246 | Ceanothus cordulatus | Marcus E. Jones | 1897-7-2 | s.n. | Lassen | Susanville Summit | 1829 | Comment | ||
CAS-BOT-BC52055 | Ceanothus prostratus | Ira 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 | |||
CHSC5069 | Ceanothus prostratus | D. L. Stites | 1967-7-1 | 111 | Lassen | On Black Mt. 5 mi s of Eagle Lake Biology Station. | 1828 | Comment | ||
UC506913 | Ceanothus prostratus | George A. Fischer, Irwin H. Johnson | 1933-2-14 | F- 263 | Lassen | Lassen National Forest | 1767 | Comment | ||
UC1736108 | Ceanothus prostratus var. prostratus | Dean W. Taylor | 1974-7-13 | 4067 | Lassen | Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Pk, T33N R3E SE1/4 Sect. 27 | 2484 | Comment | ||
CAS-BOT-BC272110 | Centaurea cyanus | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-9 | Lassen | Near Hallelujah Junction west of Why 395 and south of Hwy 70, Sierra Nevada | 1493 | Comment | ||
CDA7251 | Centaurea maculosa | T. C. Fuller | 1962-8-28 | 9472 | Lassen | West side of Highway 395, 1.7 miles south of Doyle. | 0 | Comment | ||
CDA35515 | Centaurea squarrosa | CDFA Staff | 1986-6-18 | s.n. | Lassen | Near Nubieber, off Hwy 299. | 0 | Comment | ||
CAS-BOT-BC281208 | Centaurea stoebe subsp. micranthos | Lee E. Wheeler | 1962-8-15 | s.n. | Lassen | Doyle area | Comment | |||
CAS-BOT-BC106028 | Centaurea virgata subsp. squarrosa | Loring White | 1950-8-9 | 12 | Lassen | Roadside and fields Cramer Ranch, Big Valley | Comment | |||
RSA153397 | Centaurea virgata subsp. squarrosa | T. C. Fuller | 1960-7-26 | 4873 | Lassen | 4 miles north of Nubieber, Big Valley | Comment | |||
SEINET13331314 | Centaurea virgata subsp. squarrosa | T. C. Fuller | unknown | s.n. | Lassen | Big Valley | Comment | |||
JEPS102715 | Centaurium exaltatum | Vernon H. Oswald | 2001-9-26 | 10057 | Lassen | Dakin Unit of Honey Lake Wildlife Area. | 1219 | Comment | ||
JEPS46972 | Centaurium exaltatum | W. L. Jepson | 1918-8-2 | 7759 | Lassen | Beckwith Pass | 1463 | Comment | ||
CHSC93679 | Centaurium tenuiflorum | Lowell Ahart; John Dittes | 2005-6-2 | 11977 | Lassen | Stream edge, 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. | 1408 | Comment | ||
CAS-BOT-BC388151 | Cerastium fontanum | John Thomas Howell; Gordon H. True | 1973-8-1 | 50162 | Lassen | Gold Run Creek road south of Susanville, Diamond Range | 1584 | Comment | ||
CAS-BOT-BC388152 | Cerastium fontanum | Louella Bass | 1973-6-3 | 90 | Lassen | Elysian Valley. West side of Ridge Meadow | 1325 | Comment | ||
UC956838 | Ceratophyllum demersum | Verne Grant and Irving Schneider | 1947-9-6 | 8384 | Lassen | Creek midway between Eagle Lake and Susanville; creek midway between Eagle Lake and Susanville | Comment | |||
UC1523792 | Cercis occidentalis | Gary Schoolcraft | 1981-6-9 | 447 | Lassen | w Nubieber | 1280 | Comment | ||
SDSU8985 | Cercocarpus betuloides | D. F. Howe | 1961-8-4 | 3134 | Lassen | 11.5 miles east of McArthur on US 299. | 1372 | Comment | ||
CHSC21174 | Cercocarpus ledifolius var. ledifolius | M. S. Taylor | 1974-5-4 | 226 | Lassen | Scattered on e side of marsh, ca. 1/2 mi n of Eagle Lake Field Station, ca. 13 mi nw of Susanville. | 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 | ||
JEPS112814 | Chaenactis douglasii | Dean W. Taylor | 1974-6-14 | 3723 | Lassen | Plumas National Forest; Janesville Grade Road, at summit ca. 4 mi SSW of Janesville | 1706 | Comment | ||
CHSC23518 | Chaenactis douglasii var. douglasii | Wayne O. Baum | 1971-7-6 | 71 -50 | Lassen | Slope of Gallatin Peak. | 2011 | Comment | ||
CHSC93690 | Chaenactis douglasii var. douglasii | Lowell Ahart; John Dittes | 2005-6-1 | 11893 | Lassen | On the east side of Scott Road, Long Valley, about 4 3/8 miles (air) north of the intersection of Scott Road and Highway 70, about 5.7 miles (air) northwest of Hallelujah Junction. | 1460 | Comment | ||
UC1136776 | Chaenactis douglasii var. douglasii | L. R. Short and Wm. Gansberg | 1946-7-9 | S- 480 | Lassen | Burgess Spring Experimental Range Lassen Forest, Burgess Spring Experimental Range | 1804 | Comment | ||
UC90118 | Chaenactis douglasii var. douglasii | unknown | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
CAS-BOT-BC276612 | Chaenactis douglasii var. douglasii | David D. Keck; J. Clausen | 1935-6-25 | 3755 | Lassen | Susanville, just W of town | 1300 | Comment | ||
CHSC21172 | Chamaebatiaria millefolium | M. S. Taylor | 1975-5-4 | 220 | Lassen | Ca. 1/4 mi e of Eagle Lake Field Station, ca. 13 mi ne of Susanville. | Comment | |||
SEINET10937236 | Chamaebatiaria millefolium | Mary Susan Taylor | 1974-5-4 | Taylor 220 | Lassen | Between Eagle Lake Field Station and the marsh area ca. 1/4 mi N of the station, E side of Eagle Lake, N of Susanville. | Comment | |||
JEPS5990 | Chamaesaracha nana | Frances D. Payne | 1929-7-12 | 77 | Lassen | near Lost Lake (camp 1, se extremity of Warner Mountains); Warner Mountains | 2286 | Comment | ||
JEPS97305 | Chamaesyce serpillifolia subsp. serpillifolia | Vernon H. Oswald and L. Ahart | 1995-8-14 | 7178 | Lassen | T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville | 1348 | Comment | ||
UC1609091 | Chamaesyce serpillifolia subsp. serpillifolia | Vernon H. Oswald and Lowell Ahart | 1993-7-8 | 5660 | Lassen | 1.9 mi n Hwy 44 (Pittville Rd., on se edge of lake, between the rr and the lake); Poison Lake | 1709 | Comment | ||
JEPS52348 | Chamaesyce serpyllifolia | W. L. Jepson | 1918-8-2 | 7762 | Lassen | Beckwith Pass | 1463 | Comment | ||
JEPS128409 | Chamerion angustifolium subsp. circumvagum | Catherine Bauer with Ellen Bauer Benson | 2017-8-16 | 17 | Lassen | South of Highway 44, North of Butte Lake, at Butte Creek Campground. Santa Clara Valley, National Forest Service, National Forest Campground. | Comment | |||
UC62593 | Cheilanthes intertexta | Baker and Nutting | 1894-7-3 | Lassen | Dixey Mts | Comment | ||||
RSA756354 | Chenopodium | Barbara Ertter | 1987-7-24 | 7301 | Lassen | ca 3/4 mi ENE of Beckwourth Pass at end of old crumbling paved road. | 1524 | Comment | ||
RSA233736 | Chenopodium botrys | R. F. Thorne, C. W. Tilforth | 1969-9-6 | 39259 | Lassen | along Long Valley Creek, c. 14 mi. SE of Milford. | 1311 | Comment | ||
UC1587041 | Chenopodium fremontii | G. Schoolcraft | 1991-7-31 | 2206 | Lassen | just s of Shinn Peak | 2103 | Comment | ||
CAS-BOT-BC426337 | Chenopodium nitens | John Thomas Howell | 1934-7-10 | 12543 | Lassen | Patterson Flats | Comment | |||
UC1483860 | Chimaphila menziesii | G. Schoolcraft | 1980-7-15 | 311 | Lassen | on Big Valley Mt. timber sale area w. of Bieber | 1798 | Comment | ||
UCSB17200 | Chorizanthe watsonii | Hardham, Clare | 1961-6-17 | Lassen | Baxter Cr. south of Susanville, Sierra Nevada Mountains | 1524 | Comment | |||
CAS-BOT-BC36276 | Chrysolepis sempervirens | Cain C. Brighton | 1925-8-24 | 95 | Lassen | Mt. Lassen Volcanic National Park, 1 mi below Drakesbad | 1645 | Comment | ||
CAS-BOT-BC36325 | Chrysolepis sempervirens | George W. Gillett | 1957-7-26 | 905 | Lassen | Point of rocks wets of Butte Lake outlet and above trail | 1844 | 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 | ||
CDA38209 | Cicuta douglasii | T. C. Fuller | 1965-8-26 | 14041 | Lassen | North side of old highway to Johnstonville, 5 miles east of Susanville. | 0 | Comment | ||
SEINET10940912 | Cirsium | Paul Gallian, Billy Joe Cox | 1971-6-2 | Gallian 475 | Lassen | Approx. 2 mi. N of Susanville, across Calif. Hwy. 139 from Lassen Jr. College, in grassland at edge of Jeffery Pine & Artemisia. | 1341 | Comment | ||
UCR67462 | Cirsium arvense | George K. Helmkamp | 1990-9-23 | A- 01 | Lassen | Northern Sierra Nevada Mountains, 3 mi east of Susanville, along State Road 36 | 1345 | Comment | ||
CDA1125 | Cirsium canescens | T. C. Fuller | 1962-8-28 | 9479 | Lassen | 0.25 mi n. of Termo, Madelaine Plains; roadside, Hwy 395 to Madelaine. | 0 | Comment | ||
SD113205 | Cirsium cymosum | Darley F. Howe | 1964-7-31 | 3947 | Lassen | Near east bank of Blue Lake, Warner Mountains, Modoc National Forest. | 1890 | Comment | ||
UCD21445 | Cirsium douglasii | Don Lancaster | 2002-9-1 | s.n. | Lassen | Blue Lake. | Comment | |||
CDA1257 | Cirsium inamoenum | T. C. Fuller | 1959-7-7 | 2739 | Lassen | Rocky hillside by Hwy 395, 6 mi N/ road to Karlo. | Comment | |||
CDA1526 | Cirsium ochrocentrum | T. C. Fuller | 1966-7-22 | 14980 | 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 | |||
CDA1527 | Cirsium ochrocentrum | T. C. Fuller | 1966-7-22 | 14982 | 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 | |||
RSA186832 | Cirsium ochrocentrum | T. C. Fuller | 1966-7-22 | 14980 | 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 | |||
CDA1519 | Cirsium ochrocentrum var. ochrocentrum | Lee Wheeler | 1952-8-29 | s.n. | Lassen | Honey Lake Clarence Hoffman Ranch (near Janesville Grade/ Parker Creek?) | 0 | 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-BC233914 | Cistanthe umbellata | Carl B. Wolf | 1929-9-1 | 3788 | Lassen | Mt. Lassen National Park, between Grassy and Snag Lakes | Comment | |||
CAS-BOT-BC233917 | Cistanthe umbellata | G. Schoolcraft | 1987-4-29 | 1688 | Lassen | Ash Valley RNA | 1554 | Comment | ||
CAS-BOT-BC172038 | Clarkia gracilis subsp. gracilis | Louella Bass | 1973-5-29 | EV 79 | Lassen | Elysian Valley, Sierra Nevada | 1325 | Comment | ||
UC930728 | Clarkia purpurea subsp. quadrivulnera | C. L. Hitchcock | 1940-5-26 | 6624 | Lassen | 2 mi w Fall River Mills | 1341 | Comment | ||
JEPS96107 | Clarkia rhomboidea | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7780 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead located off Hwy. 36, n. side Hwy. 36 between trail & hwy. spanning the Susan River); Modoc Plateau, Bizz Johnson Trail | 1432 | Comment | ||
CHSC83619 | Clarkia stellata | L. P. Janeway | 2001-6-28 | 7233 | Lassen | High Cascade Range. Southwest flank of Cone Mountain, 0.5 km southwest of the summit; along Road 33N41Y 0.5 km southeast of Road 33N41YD. | 1955 | Comment | ||
SEINET5336402 | Claytonia perfoliata subsp. intermontana | J. Young | 1978-4-13 | s.n. | Lassen | Meyers Ranch, Adin CA. | Comment | |||
UC2013401 | Claytonia rubra | Debra Valov | 2011-6-16 | 1113 | Lassen | Bieber; off County A2 c. 8 km east of Highway 299. | Comment | |||
CHSC71096 | Claytonia rubra subsp. depressa | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9124 | Lassen | Road to summit of Fort Sage Mtns. 2.7 mi east of Fort Sage Rd., ca. 5 mi NE of Doyle. Locally abundant in moist soil along a drying streamlet in a shallow ravine eroded in granitic boulders. | 1463 | Comment | ||
CHSC99500 | 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 | ||
CHSC34942 | Claytonia rubra subsp. rubra | P. Fehr | 1974-4-24 | 4 | Lassen | Ca. 1.75 mi n of junction of Cherry Terrace and Piute Creek, Susanville. | 1219 | Comment | ||
POM102012 | Claytonia rubra subsp. rubra | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
JEPS79145 | Cleome platycarpa | L. R. Heckard with R. Bacigalupi | 1980-6-11 | 5248 | Lassen | 11.3 mi. n. Litchfield (along U.S. 395, s. of Deep Creek crossing) | 1463 | Comment | ||
NY222755 | Cleome platycarpa | H. D. D. Ripley | 1943-6-15 | 5757 | Lassen | Near Viewland. | 1310.6 | Comment | ||
CAS-BOT-BC423225 | Cleomella plocasperma | G. Schoolcraft | 1998-7-14 | 2759 | Lassen | Along Wendel Rd. near Amedee Hot Spring area. | 1219 | Comment | ||
JEPS48621 | Cleomella plocasperma | Hilda W. Grinnell | 1934-6-3 | Lassen | Amedee | 1219 | Comment | |||
SEINET5767254 | Cleomella plocasperma | D. S. Mapes | 1942-7-13 | s.n. | Lassen | 2 1/2 miles SW of Wendel, Honey Lake Basin | 1067 | Comment | ||
CHSC23569 | Collinsia parviflora | W. O. Baum | 1971-7-6 | 38 | Lassen | E slope of Gallatin Peak. | 1950 | Comment | ||
CHSC80278 | Collinsia parviflora | Jeanne Boze | 1981-6-13 | 112 | Lassen | Northeast base of Gallatin Peak. | 1950 | Comment | ||
JEPS114656 | 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 | ||
RSA0059629 | Collinsia parviflora | Lowell Ahart, John Dittes | 2011-6-20 | 17487 | Lassen | About 15 yards east of the stream, about 40 yards south 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 | ||
RSA128300 | Collinsia torreyi | Peter H. Raven, Otto T. Solbrig | 1958-6-16 | 13249 | Lassen | 4.5 miles east of Westwood on Hwy 36. | Comment | |||
UC1143017 | Collinsia torreyi var. latifolia | August L. Hormay | 1934-6-30 | Lassen | Lassen National Forest, Harvey Mountain Harvey Mountain; Lassen National Forest, Harvey Mountain | 2133 | Comment | |||
CHSC23513 | Collomia grandiflora | Wayne O. Baum | 1971-7-19 | 71 -77 | Lassen | E. slope of Gallatin Peak. | 2042 | Comment | ||
CHSC30572 | Collomia grandiflora | Sori H. Shad | 1970-7-1 | 33 | Lassen | Found 3/4 mile past Murrer's. Meadow near edge of road. | 1524 | Comment | ||
CHSC4440 | Collomia grandiflora | K. R. Stern | 1967-6-30 | 2450 | Lassen | West central side of Eagle Lake. | 1554 | Comment | ||
HSC16917 | Collomia grandiflora | Jim Vaughn | 1956-7-25 | Lassen | Drakesbad | 1738 | Comment | |||
SJSU11426 | Collomia grandiflora | V. Hardham | 1965-7-12 | 130 | Lassen | Willow Cr c. 13 mi SE of Adin (Siskiyou Co) on State Rte 139 | 1524 | Comment | ||
CHSC25914 | Collomia tinctoria | K. R. Stern | 1967-7-1 | 2470 | Lassen | Ca. 2 mi. S of S end of Eagle Lake. | 1676 | Comment | ||
CHSC92760 | Collomia tinctoria | L. P. Janeway | 2005-7-4 | 8468 | Lassen | High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41. | 1752 | Comment | ||
UC1037277 | Collomia tinctoria | Leo Whitney | 1934-7-22 | 1749 | Lassen | 6 mi w lower end of Eagle Lake; Lassen National Forest, Antelope Mountain | 1981 | Comment | ||
UC773938 | Collomia tinctoria | L. R. Short and J. Warren | 1936-6-10 | S- 382 | Lassen | Burgess Spring Experimental Range Lassen <National> Forest (timbered slopes) | 1789 | Comment Read comments Jun 17 2011 |
||
CHSC66260 | Comarum palustre | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7891 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. At the springs on the E side of the meadow. | 1633 | Comment | ||
UC1924220 | Convolvulus arvensis | Debra Valov | 2004-6-8 | 2004255 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
JEPS124870 | Convolvulus arvensis | Laurel Loeblich | 1964-6-30 | 56 -2 | Lassen | 3 miles north of Hallelujah Junction (highways 40 and 395) on 395. Great Basin flora; pinion pine - juniper- sagebrush. | Comment | |||
JEPS121058 | Convolvulus occidentalis subsp. occidentalis | Lynne C. Carter | 1967-7-12 | 92 | Lassen | 6 miles east of Lassen + Shasta County line on Hwy 299, at Lookout over Fall River Valley. | Comment | |||
JEPS107824 | Conyza canadensis | Lowell Ahart, John Dittes | 2005-6-2 | 11974 | Lassen | Stream edge, 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 | 1408 | Comment | ||
POM43083 | Cordylanthus tenuis subsp. tenuis | Marcus E. Jones | 1897-7-2 | s.n. | Lassen | Susanville Summit | 1829 | Comment | ||
CAS-BOT-BC212205 | Cornus sericea | Louella Bass | 1973-5-29 | EU 85 | Lassen | Elysian Valley | 1325 | Comment | ||
CHSC75453 | Crepis acuminata | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9742 | 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 | ||
CHSC93564 | Crepis acuminata | Lowell Ahart; John Dittes | 2005-6-2 | 11933 | Lassen | Long Valley, along the poor dirt road, about 1/4 mile west of the Anderson Ranch home, about 4 3/4 miles (air) north of the interesection of Scott Road and Highway 70, 6.5 miles (air) northwest of Hallelujah Junction. | 1498 | Comment | ||
POM17703 | Crepis acuminata | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC581282 | Crepis acuminata | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2313 | Lassen | about 1 mi below summit; Black Mountain | 1940 | Comment | ||
UC773983 | Crepis acuminata | L. R. Short | 1936-7-9 | S- 509 A | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1818 | Comment | ||
CAS-BOT-BC290392 | Crepis acuminata | G. L. Stebbins, Jr.; J. A. Jenkins | 1937-7-10 | 2294 | Lassen | South slope Thompson Peak, south of Janesville | 2133 | 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 | ||
JEPS87521 | Crepis modocensis | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5614 | Lassen | on Rd 33N06 n Hwy 44 (sse flank of mt., nne of Burgess Meadow, ne of Poison Lake); Harvey Mtn. | 1798 | Comment | ||
UC540867 | Crepis occidentalis | David D. Keck and J. Clausen | 1935-6-24 | 3752 | Lassen | 2 mi s Ravendale | 1463 | Comment | ||
UC581290 | Crepis occidentalis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2302 | Lassen | w Milford (crest or 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 | ||
CAS-BOT-BC290749 | Crepis occidentalis subsp. occidentalis | G. L. Stebbins, Jr.; J. A. Jenkins | 1937-7-8 | 2218 | Lassen | Six miles south of Ravensdale | 1676 | Comment | ||
SEINET3158253 | Cressa cretica | M. E. Jones | 1897-6-23 | sn | Lassen | Amedee | 1219 | Comment | ||
UC1542943 | Crocidium multicaule | G. Schoolcraft | 1987-4-29 | 1686 | Lassen | Ash Valley RNA | 1554 | Comment | ||
UCD59992 | Crypsis vaginiflora | P. B. Kennedy | 1915-9-1 | s. n. | Lassen | Bieber. | Comment | |||
CHSC68849 | Cryptantha | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8593 | Lassen | South of Susanville on the north side of Diamond Mtn. on Forest Rd. 29N43, 1.2 miles east of Gold Run Rd. (29N10). | 1685 | Comment | ||
CHSC106071 | Cryptantha ambigua | Lowell Ahart; John Dittes | 2010-7-31 | 17023 | 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 | ||
CHSC7765 | Cryptantha circumscissa | Beverly J. Wise | 1969-5-18 | 77 | Lassen | 17.2 mi. East of Susanville on Las. Co. Rd 216 off Las. Co. Rd. 215. | 1524 | Comment | ||
JEPS107310 | Cryptantha circumscissa | Lowell Ahart, John Dittes | 2005-6-1 | 11890 | Lassen | On the north side of Scott Road, Long Valley, about 4 1/4 miles (air) north of the intersection of Scott Road and Highway 70, 5.5 miles (air) northwest of Hallelujah Junction | 1433 | Comment | ||
JEPS94827 | Cryptantha circumscissa | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9135 | Lassen | 3.5 mi n of Doyle (Fort Sage Road 2.3 mi n of Hackstaff Road); Fort Sage Road | 1341 | Comment | ||
HSC63772 | Cryptantha flavoculata | Teresa Prendusi | 1980-5-22 | 1125 | Lassen | Shaffer Mtn. near top | 2012 | Comment | ||
SJSU11363 | Cryptantha glomeriflora | J. W. Tilden | 1960-6-27 | 1494 | Lassen | Westwood | 1524 | Comment | ||
UC584347 | Cryptantha humilis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2267 | Lassen | sw of Diamond Mt. (s of Susanville) | 2164 | Comment | ||
JEPS124572 | Cryptantha intermedia var. grandiflora | S. Hardinghaus | 1967-7-11 | 167715 -114 | Lassen | 6 mi. S. of Eagle Lake where meets Hw 139 at west shore, on Hwy 139. | Comment | |||
JEPS103198 | Cryptantha simulans | G. Schoolcraft | 1993-6-29 | 2305 | Lassen | Ash Valley RNA 16 miles E of Adin S of T in Co. Road | 1554 | Comment | ||
UC1587053 | Cryptantha torreyana | G. Schoolcraft | 1991-7-30 | 2193 | Lassen | e side Widow Mountain | 1889 | Comment | ||
UC402818 | Cryptantha torreyana | Milo S. Baker | Jul 1912 | Lassen | Pine Creek | Comment | ||||
UC1584020 | Cryptantha watsonii | G. Schoolcraft | 1990-6-12 | 2089 | Lassen | about 17 mi e Ravendale (in Pine Dunes RNA) | 1706 | Comment | ||
CHSC76827 | Cupressus bakeri | L. P. Janeway; B. Castro, Loren Gehrung | 1999-10-10 | 6595 B | Lassen | High cascade Range. Near Eiler Creek between Fraener Peak and Horse Heaven Buttes; about 0.2 mi southeast of Cypress Trailhead in to Thousand Lakes Wilderness Area. | 1658 | Comment Read comments May 17 2007 |
||
OBI75868 | Cuscuta occidentalis | Anthony Baniaga | 2011-8-9 | 492 | 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 | ||
NY704022 | Cusickiella douglasii | N. H. Holmgren | 1978-6-11 | 8926 | Lassen | Upper Smoke Creek, southeast side of Observation Peak, 11.3 km (7 mi) northeast of Rye Patch Canyon summit, 21 km (13 mi) air distance east-southeast of Ravendale | 1700 | Comment | ||
UC473500 | Cycladenia humilis var. humilis | A. N. Kramer | 1930-1 | 15 | Lassen | Prospect Peak Lassen National Park | Comment | |||
UC1567429 | Cyperus squarrosus | G. Schoolcraft | 1989-7-24 | 1994 | Lassen | along n. shore Said Valley Reservoir | 1630 | Comment | ||
UC4436 | Cypripedium californicum | Mrs. R. M. Austin | 1882-1 | Lassen | Mt. Dyer | Comment | ||||
POM121177 | Cystopteris fragilis | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
SEINET230899 | Dalea ornata | Arnold Tiehm, Raymond Evans: James Young | 1984-6-7 | 8592 | Lassen | Flats on the Northwest side of Shaffer Mountain, 7.5 air miles North-northwest of Litchfield. | 1372 | Comment | ||
CHSC99298 | Damasonium californicum | Lowell Ahart; John Dittes | 2008-6-20 | 14941 | Lassen | In vernal pools and swales, 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 | ||
UC1100145 | Damasonium californicum | Malcolm A. Nobs, Calvin McMillan | 1949-6-15 | 784 | Lassen | Nubieber | Comment | |||
UC1731161 | Damasonium californicum | Dean W. Taylor | 1974-6-14 | 3714 | Lassen | on Hwy. 44 ca. 2 mi. w. from junction w/ Pittville Rd. Poison Lake; Modoc Plateau | 1615 | Comment | ||
UC527 | Damasonium californicum | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3335 | Lassen | Honey Lake Valley, Susan R. | 1219 | Comment | ||
RSA0011557 | Damasonium californicum | Robert F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46995 | Lassen | Along Highway 395 ca. 5 miles north of Madeline and ca. 5.5 miles south of Modoc county line | 1616 | Comment | ||
HSC68921 | Danthonia californica | Gary Schoolcraft | 1980-7-28 | 329 | Lassen | E of Tule Mountain and S of Blue Lake. | 2043 | Comment | ||
CHSC66281 | Danthonia californica var. americana | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7839 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. On the W side of the meadow just S of the cabins. | 1633 | Comment | ||
UC506937 | Danthonia californica var. americana | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 236 | Lassen | Patterson Flat Lassen National Forest | 1737 | Comment | ||
CAS-BOT-BC192330 | Danthonia unispicata | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50691 | Lassen | South and southeast of Diamond Mt. | 2286 | Comment | ||
UCD61291 | Danthonia unispicata | Beecher Crampton | 1964-6-25 | 7069 | Lassen | 25 miles NW of Susanville, State Hwy. 44, Bogard Ranger Station, Lassen National Forest, meadow of Pine Creek Valley. | 1722 | Comment | ||
CHSC48859 | Dasiphora fruticosa | Vernon Oswald | 1986-8-7 | 2270 | Lassen | Hwy 36, 12.6 mi e of the Lassen-Plumas County line, 0.8 mi e of Fredonyer Pass. Roadcut. | 1706 | Comment | ||
CAS-BOT-BC291777 | Deinandra lobbii | John Thomas Howell | 1934-7-3 | 12380 | Lassen | Big Valley near Bieber | Comment | |||
JEPS79214 | Delphinium | L. R. Heckard with R. C. Bacigalupi | 1980-6-12 | 5254 | Lassen | ne Westwood (near golf course) | 1554 | Comment | ||
CHSC106589 | Delphinium andersonii | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
CHSC106590 | Delphinium andersonii | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
CHSC71132 | Delphinium andersonii | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9125 | Lassen | Road to summit of Fort Sage Mtns. 2.7 mi east of Fort Sage Rd., ca. 5 mi NE of Doyle. | 1463 | Comment | ||
JEPS94118 | Delphinium andersonii | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9125 | Lassen | ca. 5 mi. n.e. Doyle (rd. to summit of Fort Sage Mts., 2.2 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1463 | Comment | ||
JEPS6109 | Delphinium nudicaule | A. A. Heller | 1938-6-4 | 15149 | Lassen | E of Fredonyer Pass, Lassen Co. | Comment | |||
UC726275 | Delphinium nudicaule | A. A. Heller | 1940-5-22 | 15663 | Lassen | hill back of Westwood Cemetery (station several mi w of type station) | Comment | |||
CAS-BOT-BC217303 | Delphinium nudicaule | Elmer Ivan Applegate | 1935-6-10 | 9478 a | Lassen | Lava Beds National Monument. S base of Caldwell Butte. | Comment | |||
RSA398661 | Delphinium nudicaule | Christopher Davidson | 1975-6-6 | 2722 | Lassen | 3.9 miles from jct of county roads 204 and 205 on road 204 along Gold Run Creek, SW of Susanville. | 1395 | Comment | ||
CAS-BOT-BC116468 | Delphinium nuttallianum | A. A. Heller | 1938-6-4 | s.n. | Lassen | ...about 2 miles south of Westwood | 1463 | Comment | ||
NY492431 | Delphinium stachydeum | G. Schoolcraft | 1983-8-3 | 1123 | Lassen | About 2 miles south of Holbrook Canyon | 1828.8 | Comment | ||
CAS-BOT-BC194258 | Deschampsia cespitosa subsp. cespitosa | John Thomas Howell | 1943-7-10 | 49769 | Lassen | Near Westwood - Sierra Nevada | 1554 | Comment | ||
CAS-BOT-BC194259 | Deschampsia cespitosa subsp. cespitosa | Ray Hanson | 1954-8-23 | s.n. | Lassen | Near Jackey Lake | 2112 | Comment | ||
CAS-BOT-BC194261 | Deschampsia cespitosa subsp. cespitosa | John Thomas Howell; Gordon H. True | 1973-8-1 | 50230 | Lassen | Headwaters of Boxter Creek, east slope of Diamond Range south of Susanville | 2133 | Comment | ||
CAS-BOT-BC194262 | Deschampsia cespitosa subsp. cespitosa | John Thomas Howell | 1959-9-23 | 34888 | Lassen | Juniper Lake north end, Lassen Park | 2057 | Comment | ||
RSA126933 | Deschampsia cespitosa subsp. cespitosa | G. A. Fischer, I. H. Johnson | 1933-7-14 | F- 244 | Lassen | Patterson Flat | 1738 | 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 | ||
CAS-BOT-BC192740 | Deschampsia danthonioides | A. A. Beetle | 1941-6-28 | 2799 | Lassen | 10 miles west of Chester | Comment | |||
UCD61402 | Deschampsia danthonioides | L. Whitney | 1933-8-3 | Lassen | Near Slate Creek. | 1889 | Comment | |||
UCD61878 | Deschampsia danthonioides | A. A. Beetle | 1941-6-28 | 2799 | Lassen | 10 miles W of Chester. | 1524 | Comment | ||
UCD62514 | Deschampsia danthonioides | L. Whitney | 1935-6-20 | 3251 | Lassen | Camp 10, Fruit Grower's Supply Company, Lassen National Forest. | Comment | |||
UCD62516 | Deschampsia danthonioides | L. Whitney | 1935-5-27 | 3124 | Lassen | Bieber. | Comment | |||
UCD62833 | Deschampsia danthonioides | Malcolm A. Nobs; S. Galen Smith | 1949-7-21 | 1059 | Lassen | 4 miles N of Madeline. | Comment | |||
CAS-BOT-BC201811 | Deschampsia elongata | John Thomas Howell; Gordon H. True | 1973-7-31 | 50034 | Lassen | On road from Janesville to Thompson Peak, Diamond Range | 1737 | Comment | ||
CHSC7706 | Descurainia incana | Beverley J. Wise | 1969-4-29 | 38 | Lassen | 3.4 mi. north of Susanville on Rnd Valley Rd off Hwy 139. | 1371 | Comment | ||
CAS-BOT-BC42987 | Descurainia incisa subsp. incisa | A. M. Vollmer; L. Beane | 1953-7-1 | 13 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur. | 1554 | Comment | ||
CHSC99147 | Descurainia nelsonii | Lowell Ahart; John Dittes | 2008-6-19 | 14891 | Lassen | Bottom and sides of a small drainage, west bank of Willow Creek, about 5 yards northeast of Highway 139, near Forest Road 36N02, about 19.6 miles east-southeast of Bieber. | 1578 | Comment | ||
UC1126907 | Descurainia pinnata | A. Simontacchi | 1940-6-4 | 808 | Lassen | 14.8 mi w Harvey Mtn. Lookout; Lassen National Forest, Halls Flat Quad. | 1783 | Comment | ||
JEPS108556 | Descurainia pinnata subsp. halictorum | L. P. Janeway | 2005-7-4 | 8466 | Lassen | High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41 | 1752 | Comment | ||
CAS-BOT-BC43486 | Descurainia sophia | James Jokerst | 1983-5-31 | 1790 | Lassen | Near Madeline Plains. | 1583 | Comment | ||
SD8289 | Dicentra formosa | Mrs. R. M. Austin | Aug 1882 | Lassen | Comment | |||||
UC1609183 | Dicentra uniflora | Vernon H. Oswald and Lowell Ahart | 1993-5-12 | 5374 | Lassen | 0.9 mi nw Highway 44 intersection with A21 (to Westwood) (sw side of Highway 44) | 1737 | Comment | ||
CAS-BOT-BC402570 | Dicentra uniflora | Duncan Dunning | 1922-5-15 | s.n. | Lassen | Lassen National Forest. Facht - Robber Creek | 1524 | Comment | ||
CAS-BOT-BC502558 | Dichelostemma congestum | A. M. Vollmer; L. Beane | 1953-7-1 | 95 | Lassen | Along Halls Flat road, beginning 6 mi W of Susanville to McCarthur | 1554 | Comment | ||
UCD21046 | Dieteria canescens | E. Bortiri | 2002-7-19 | WFC 82 | Lassen | Poison Lake, in pine forest on side of road, Lassen NF, off Hwy 44 | Comment | |||
CHSC45007 | Dieteria canescens var. shastensis | Lowell Ahart; John Thomas Howell | 1974-7-9 | 539 | Lassen | Near the south edge of Eagle Lake. | 1584 | Comment | ||
UC86846 | Dieteria canescens var. shastensis | T. S. Brandegee | Lassen | Comment | ||||||
CAS-BOT-BC153673 | Diplacus mephiticus | Clare B. Hardham | s.n. | Lassen | Gold Run Creek south of Susanville | Comment | ||||
CAS-BOT-BC153676 | Diplacus mephiticus | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8325 | Lassen | Grasshopper Valley | Comment | |||
CAS-BOT-BC153680 | Diplacus mephiticus | H. D. Ripley; R. C. Barneby | 1944-5-22 | 5956 | Lassen | South of Janesville | 1280 | Comment | ||
CHSC5907 | Diplacus mephiticus | R. Gein | 1946-6-12 | Lassen | Pine Creek bridge. | 1584 | Comment | |||
CHSC91183 | Diplacus 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 | ||
SBBG66659 | Diplacus mephiticus | S. W. Hutchinson | -Jun-1925 | Lassen | near Eagle Lake | Comment | ||||
SEINET13702844 | Diplacus mephiticus | G. Schoolcraft | 1980-5-7 | 225 B | Lassen | Honey Lake Island. | 1219 | Comment | ||
SEINET13703366 | Diplacus mephiticus | F. B. Headley | 1915-5-28 | 13 | Lassen | Honey Lake. | Comment | |||
SEINET201638 | Diplacus mephiticus | Arthur Cronquist, Arthur H. Holmgren | 1959-1 | 8454 | Lassen | 25 mi NW of Reno | Comment | |||
SEINET13703699 | Diplacus mephiticus | A. A. Heller, P. B. Kennedy | 1907-7-1 | 8673 | Lassen | Near Old Chat. | Comment | |||
CAS-BOT-BC151428 | Diplacus nanus | Doris Kildale Gillespie | 1930-5-12 | 9354 | Lassen | Between Susanville and Leavitt Lake | Comment | |||
CAS-BOT-BC151429 | Diplacus nanus | John Thomas Howell | 1962-6-19 | 37887 | Lassen | 3 mi. s. of Hallelujah Junction - Sierra Nevada | 1524 | Comment | ||
CAS-BOT-BC208725 | Distichlis spicata | A. A. Beetle | 1941-6-28 | 2807 | Lassen | 6 miles south of Ravendale, lower slopes of Observation Peak | Comment | |||
CHSC115787 | Distichlis spicata | Lowell Ahart; John Dittes | 2015-7-14 | 20333 | 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 | ||
UCD64624 | Distichlis spicata var. stricta | Verne Grant; Irving Schneider | 1947-9-5 | 8377 | Lassen | Northwest shore of Eagle Lake by Sam Webb's place (Spaulding). | Comment | |||
CHSC61170 | Dodecatheon conjugens | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5381 | 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 | ||
NY677195 | Dodecatheon conjugens | G. Schoolcraft | 1988-4-25 | 1783 | Lassen | Ash Valley RNA/ACEC 16 miles east of Adin | 1554 | Comment | ||
UCR227662 | Downingia | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 47207 | 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 | ||
CHSC112464 | Downingia bacigalupii | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18738 | 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 | ||
CHSC12415 | Downingia bacigalupii | Anne Linda Brisk | 1969-6-26 | 30 | Lassen | Growing in Papoose Meadow, 13.5 mi SW of ELBS. | 1658 | 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 | |||
CHSC66240 | Downingia bacigalupii | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7845 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. On the W side of the meadow just S of the cabins. | 1633 | 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 | ||
CAS-BOT-BC492927 | Downingia bacigalupii | Louis K. Mann; M. Pat Mann | 1963-6-18 | s.n. | Lassen | On State Hwy 139 from Susanville to Adin, 42 mi N of Susanville. | Comment | |||
JEPS108450 | Downingia bacigalupii | Lisa Schultheis | 1995-6-27 | 227 -95 | Lassen | About 3.5 mi S of Madeline, W side of Hwy 395. | Comment | |||
SEINET12329644 | Downingia bacigalupii | N. H. Holmgren, Holmgren, P. K. | 1980-1 | 9472 | Lassen | Madeline Plains, a valley road 1.1 km (0.7 mi) W of US Highway 395 from a turnoff 10.3 km | 1615 | Comment | ||
SBBG69660 | Downingia bicornuta | S. W. Hutchinson | -Jun-1925 | 492 | Lassen | near Eagle Lake | 1554 | Comment | ||
JEPS114876 | Downingia bicornuta var. bicornuta | Lowell Ahart, John Dittes | 2008-6-20 | 14945 | Lassen | In vernal pools and swales, 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 | ||
UC157670 | Downingia bicornuta var. bicornuta | Milo S. Baker | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
JEPS120848 | Downingia cuspidata | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18727 | 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 | |||
SFV3644 | Downingia elegans | I. L. Wiggins, D. B. Wiggins | 1961-6-16 | 16532 | Lassen | Dry, roadside swale in Big Valley, 2.5 miles east of Modoc-Lassen County liine. | 1280 | Comment | ||
CDA42329 | Downingia elegans | G. D. Barbe | 1982-7-12 | 3869 | Lassen | Grasshopper Valley; 0.8 miles northeast of Highway 139, on South Grasshopper Road. | 0 | Comment | ||
RSA505420 | Downingia insignis | Rimo Bacigalupi, Mitchell, S. Galen Smith, G. Bacigalupi | 1957-6-28 | 6000 | Lassen | Ditches along U.S. Highway 395 on Madeline Plains, 3.1 miles south of Madeline | 1616 | Comment | ||
HSC68798 | Downingia laeta | Gary Schoolcraft | 1980-7-16 | 319 | Lassen | N end of Nelson Corral Reservoir area. | 1805 | Comment | ||
RSA0035918 | Downingia laeta | Lowell A. Ahart, John Dittes | 2008-6-20 | 14928 | 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 | ||
SEINET8039620 | Downingia laeta | G. Schoolcraft | 1995-6-6 | 2493 | Lassen | Laver Spring. | 1585 | Comment | ||
CAS-BOT-BC42077 | Draba aureola | Eben McMillan | 1968-6-28 | 140 -1 | Lassen | South slope of Mount Lassen. | Comment | |||
CAS-BOT-BC41370 | Draba verna | M. S. Taylor | 1982-5-7 | 4428 | Lassen | Reno Junction on Highway 70 just east of Beckwourth Pass. | 1524 | Comment | ||
JEPS94137 | Draba verna | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9128 | Lassen | ca. 5 mi. n.e. Doyle (rd. to summit of Fort Sage Mts., 2.7 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1463 | Comment | ||
HSC4391 | Dysphania pumilio | M. T. Milligan | 1964-8-6 | 198 | Lassen | Eagle Lake, near shore at Eagle Lake General Store. | 1677 | Comment | ||
CHSC76099 | Elaeagnus angustifolia | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8223 | Lassen | On the north side of Mapes Road, about 1/2 mile east of Lambert Lane, about 3-1/2 miles (air) southeast of Standish. | 1210 | Comment | ||
CHSC116197 | Elatine californica | Lowell Ahart; John Dittes | 2015-7-13 | 20302 | 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 | ||
JEPS123971 | Elatine californica | Lowell Ahart, John Dittes | 2015-7-13 | 20301 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
JEPS123972 | Elatine californica | Lowell Ahart, John Dittes | 2015-7-13 | 20300 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
JEPS123975 | Elatine californica | Lowell Ahart, John Dittes | 2015-7-13 | 20299 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UCD58788 | Elatine chilensis | 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 | ||
CAS-BOT-BC113620 | Eleocharis acicularis | R. K. Gierisch; D. H. Esplin | 1969-8-26 | 3596 | Lassen | Harvey Valley | 1676 | Comment | ||
CDA7765 | Eleocharis acicularis var. acicularis | G. Schoolcraft | 1995-5-22 | s.n. | Lassen | Morgan Spring N of Skedaddle Mtns. | Comment | |||
JEPS120126 | Eleocharis macrostachya | Lowell Ahart, John Dittes | 2012-7-9 | 18293 | 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 | |||
UC1818 | Eleocharis macrostachya | J. Burtt Davy | Jun 17-24 1897 | 3287 | Lassen | Honey Lake Valley, W end of lake | Comment | |||
CHSC117286 | Eleocharis palustris | Lowell Ahart; John Dittes | 2016-7-15 | 21215 | Lassen | About 300b yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) mortheast of Bieber, Big Valley. | 1261 | 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 | |||
RSA252444 | Eleocharis parishii | Robert F. Thorne, C. W. Tilforth | 1969-9-6 | 39258 | Lassen | along Long Valley Creek, c. 14 mi. SE of Milford. | 1311 | Comment | ||
UC1776676 | Eleocharis quinqueflora | G. Schoolcraft | 1995-5-23 | 2488 | Lassen | Three Springs | 1554 | Comment | ||
HSC95170 | Eleocharis suksdorfiana | Gordon Leppig | 1998-8-17 | 1045 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC7692 | Elymus | Beverly J. Wise | 1969-5-23 | 123 | Lassen | 35 miles SE of Susanville on Lassen County Road 320. | 1249 | Comment | ||
CAS-BOT-BC203831 | Elymus X hansenii | David D. Keck; J. Clausen | 1935-6-24 | 3751 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
UCD62817 | Elymus X saundersii | Beecher Crampton | 1960-6-18 | 5716 | Lassen | Southern Warner Mtns., vicinity of Blue Lake Ranch. | 1981 | Comment | ||
SEINET12737887 | Elymus cinereus | M. Church | 2016-7-26 | 14 | Lassen | Between Hwy 395 and Petersen Mountain, N of Hallelujah Junction. | 1412 | Comment | ||
SEINET10521752 | Elymus cinereus var. pubens | Billy Joe Cox | 1971-6-2 | Cox 3232 | Lassen | 5 mi S of Milford near Honey Lake on US Hwy 395; along roadside in grass-Artemesia tridentata assoc.; Quercus- Jeffery Pine on mountain range to west at approx. same alt. | 1250 | Comment | ||
CAS-BOT-BC227482 | Elymus elymoides | John Thomas Howell; Gordon H. True | 1973-8-1 | 50197 | Lassen | Ca. 3 miles se. of Diamond Mt., summit of Diamond Range south of Susanville | 2194 | Comment | ||
JEPS123452 | Elymus elymoides | Wilson Collison, Jaileen Merced | 2015-8-5 | CA 320 -148 | Lassen | Trap Mountain, Wing allotment. Highway 139 W (north) from Termo Grasshopper Road. | Comment | |||
CHSC13858 | Elymus elymoides subsp. elymoides | George Ellmore | 1973-6-25 | 735 | Lassen | 10 m. from water on west side of Pelican Point on West Eagle Lake. | 1560 | Comment | ||
UC1136930 | Elymus elymoides subsp. elymoides | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 214 | Lassen | Lassen <National> Forest | 1722 | Comment | ||
UC506990 | Elymus elymoides subsp. elymoides | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 214 | Lassen | Lassen <National> Forest | 1722 | Comment | ||
UC53733 | Elymus elymoides subsp. elymoides | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Amedee Honey Lake Valley | Comment | ||||
JEPS126480 | Elymus elymoides var. californicus | Jillian Pastick, Lillie Pennington, Andrea Stuemsky | 2015-6-15 | CA 350 -044 | Lassen | Throughout reservoir along right side of Horse Road when traveling North. | Comment | |||
CHSC29902 | Elymus glaucus | Robin L. Ondricek | 1978-7-22 | 107 | Lassen | 1.2 mi e of paved road to the marina on Black Mt. road. | 1584 | Comment | ||
JEPS121261 | Elymus glaucus | Lowell Ahart, John Dittes | 2013-7-23 | 18893 | Lassen | About 30 feet NE of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
UC1037105 | Elymus glaucus | Leo Whitney | 1934-7-15 | 3003 | Lassen | ca 15 mi w Eagle Lake; Lassen National Forest, Crater Lake | 2133 | Comment | ||
CAS-BOT-BC206731 | Elymus glaucus subsp. glaucus | John Thomas Howell | 1976-7-19 | 51976 | Lassen | Gold Run Creek southwest of Susanville - Sierra Nevada | 1386 | Comment | ||
CAS-BOT-BC234094 | Elymus multisetus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49447 | Lassen | Elysian Valley west of Janesville, Sierra Nevada | 1325 | Comment | ||
JEPS121262 | Elymus repens | Lowell Ahart, John Dittes | 2013-7-23 | 18894 | Lassen | About 20 feet SW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
RSA0105549 | Elymus spicatus | L. P. Janeway, B. Castro | 2015-6-5 | 11761 | 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 | ||
SEINET5642835 | Elymus spicatus | Fred W. Hoffman | 1946-6-8 | 1822 | Lassen | Lava beds east of Karlo, CA.; 0 | Comment | |||
UC1024705 | Elymus trachycaulus | Leo Whitney | 1933-6-9 | 2139 | Lassen | Black's Lake Lassen National Forest | 1706 | Comment | ||
UC1136821 | Elymus trachycaulus | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 230 | Lassen | Patterson Flat Lassen <National> Forest | 1737 | Comment | ||
CAS-BOT-BC204358 | Elymus trachycaulus subsp. trachycaulus | John Thomas Howell | 1973-7-10 | 49776 | Lassen | Fredonyer Pass | 1737 | Comment | ||
HSC69080 | Elymus trachycaulus subsp. trachycaulus | Gary Schoolcraft | 1980-7-28 | 333 | Lassen | Meadow E of Tule Mountain. | 2043 | Comment | ||
UC1924266 | Elytrigia pontica subsp. pontica | Debra Valov | 2005-8-20 | 2005230 | Lassen | Bieber; off County A2 c. 12 km east of Hwy 299 | 1279 | Comment | ||
CHSC7704 | Ephedra viridis | Beverly J. Wise | 1969-5-18 | 44 | Lassen | 13.4 mi. East of Susanville on Las. Co. Rd. 216 off Las. Co. Rd. 215. | Comment Read comments Dec 31 2006 |
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CHSC93239 | Ephedra viridis | John Dittes; Scott Chamberlain | 2004-6-28 | 1022 | Lassen | Modoc Plateau; Long Valley; ca. 5.5 air-miles north by northeast of Hwy 70 at Beckwourth Pass, ca. 2.5 air-miles west of Hwy 395, ca. 1.3 air-miles east of Plumas County line; near meadow edge. | 1496 | Comment | ||
RSA245293 | Ephedra viridis | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19306 | Lassen | Along Hwy 395 about 4 miles E of Standish | Comment | |||
CHSC113058 | Epilobium brachycarpum | Lowell Ahart; John Dittes | 2013-7-22 | 18845 | Lassen | West margin of a duck field, about 10 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | 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 | ||
RSA702600 | Epilobium brachycarpum | L. P. Janeway | 2004-6-26 | 8146 | 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 | ||
SEINET12539665 | Epilobium brachycarpum | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
HSC16337 | Epilobium brachycarpum | M. T. Milligan | 1964-8-23 | 237 | Lassen | Above Eagles Nest on main road, Eagle Lake | 1829 | Comment | ||
RSA0011500 | Epilobium brachycarpum | Robert F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46975 | Lassen | Along Highway 395 ca. 6 miles north of Madeline and 4.5 miles south of Modoc county line. | 1616 | Comment | ||
UC303060 | Epilobium canum subsp. latifolium | Pearl Safford | 111 | Lassen | Susanville [uncertain locality] | Comment | ||||
CHSC112448 | Epilobium ciliatum subsp. ciliatum | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18740 | 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 | ||
JEPS39248 | Epilobium ciliatum subsp. ciliatum | Brown and Wieslander | 1922-7-30 | 16 | Lassen | Martin Sprs. Eagle Lake | Comment | |||
RSA0105585 | Epilobium ciliatum subsp. ciliatum | Lowell Ahart, John Dittes | 2013-7-22 | 18856 | Lassen | 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 | ||
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 | ||
CHSC66251 | Epilobium hallianum | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7849 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. On the W side of the meadow just S of the cabins. | 1633 | Comment | ||
UC773935 | Epilobium hallianum | L. R. Short and J. Warren | 1936-6-11 | S- 429 | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1737 | Comment | ||
UC1609447 | Epilobium oregonense | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5741 | Lassen | just e Caribou Wilderness (e of Silver Lake, ca 13 air mi n of Lake Almanor); Cooper Swamp | 1932 | 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 | ||
UC1609446 | Epilobium pallidum | Vernon H. Oswald and Lowell Ahart | 1993-7-8 | 5673 | Lassen | Halls Flat Rd (33N18) 1.4 mi ssw Pittville Rd (Lassen 111, 36N01) (ca 5.4 air mi nw of Poison Lake, bed of vernal pool on e side of rd) | 1694 | Comment | ||
CAS-BOT-BC332739 | Epilobium pallidum | R. F. Thorne; Larry E. DeBuhr | 1975-8-22 | 46980 | Lassen | Along Hwy 395 ca 6 miles N of Medeline and 4.5 miles S of Modoc county line | 1615 | Comment | ||
CAS-BOT-BC57976 | Equisetum | John Thomas Howell | 1976-7-19 | 51994 | Lassen | On Gold Run Creek sw. of Susanville. | 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 | ||
CHSC61944 | Equisetum laevigatum | Eenam Sin | 1992-6-2 | 18 | Lassen | Murrers Meadow. | 1524 | Comment | ||
RSA26289 | Equisetum laevigatum | Alice Eastwood, J. T. Howell | 1940-6-11 | 7996 | Lassen | Bieber | Comment | |||
CDA18386 | Eragrostis cilianensis | G. D. Barbe | 1978-8-31 | 2425 | Lassen | Modoc National Forest; Hwy 139, NW of Willow Creek Guard Station, Modoc National Forest, 3.6 mi SE of Co Rd A2 to Bieber, 6 mi S of Adin (Modoc Co.). | Comment | |||
CHSC76105 | Eragrostis cilianensis | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8229 | Lassen | Along the north side of Mapes Road, about 200 yards east of Lambert Lane, about 3 1/2 miles (air) southeast of Standish. | 1210 | Comment | ||
SBBG115910 | Eragrostis cilianensis | J. T. Howell | 1973-7-10 | 49793 | Lassen | city park, Susanville | 1295 | Comment | ||
CAS-BOT-BC174094 | Eremogone aculeata | John Thomas Howell | 1934-6-14 | 12160 | Lassen | Near Lost Lake, Warner Mts. | 2438 | 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 | ||
CAS-BOT-BC174183 | Eremogone congesta var. charlestonensis | John Thomas Howell | 1977-6-22 | 52401 | Lassen | North end of Eagle Lake | 1584 | 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 | ||
SEINET12875577 | Eremogone congesta var. suffrutescens | George W. Gillett | 1957-1 | 945 | Lassen | Along trail between Butte Lake and Snag Lake. | 1859 | Comment | ||
CAS-BOT-BC159991 | Eremothera boothii subsp. alyssoides | Arnold Tiehm | 1980-5-29 | 5754 | Lassen | North end of Honey Lake Valley, 2 air miles NW of Wendel | 1231 | Comment | ||
CAS-BOT-BC160008 | Eremothera boothii subsp. boothii | Louella Bass | 1978-6-21 | s.n. | Lassen | East side of Honey Lake Valley near Wendel | Comment | |||
CAS-BOT-BC160009 | Eremothera boothii subsp. boothii | Louella Bass | 1980-6-16 | s.n. | Lassen | Wendel | 1221 | Comment | ||
UC1178959 | Eriastrum signatum | Herbert L. Mason | 1957-7-5 | 14714 | Lassen | s Madeline; Madeline Plains | Comment | |||
CAS-BOT-BC515170 | Eriastrum signatum | Alice Eastwood; John Thomas Howell | 1940-6-16 | 8331 | Lassen | Near Susanville | Comment | |||
NY1012886 | Eriastrum sparsiflorum | W. W. Eggleston | 1911-7-8 | 7191 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
UCD54567 | Eriastrum sparsiflorum | Ellen Dean; Dawn Cunningham | 2005-10-25 | 2750 | Lassen | East of the town of Susanville. Property N of California Correctional Facility. | 1248 | Comment | ||
JEPS124584 | Eriastrum sparsiflorum | M. R. Kempf | 1965-7-12 | 290 | Lassen | 1 mile N. of Milburn, growing west side of road HWY 398. | Comment | |||
NY1012897 | Eriastrum sparsiflorum var. sparsiflorum | R. R. Halse | 2004-6-21 | 6669 | Lassen | At Junction of U.S. Highway 395 and State Road A 26 ca. 11 miles southeast of Milford | 1274 | Comment | ||
UC133905 | Eriastrum wilcoxii | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
CAS-BOT-BC515234 | Eriastrum wilcoxii | Rimo Bacigalupi; G. T. Robbins | 1955-7-21 | 5418 | Lassen | Southern edge of Secret Valley, along the Smoke Creek road, 6.8 mi E of US Hwy 395 | Comment | |||
CAS-BOT-BC286606 | Ericameria bloomeri | E. K. Balls; P. C. Everett | 1952-10-9 | 18134 | Lassen | About Plumas-Lassen county line, Hwy 89, east of Lake Almanor | 1219 | Comment | ||
CHSC36978 | Ericameria bloomeri | M. S. Taylor; B. Hammond | 1982-8-27 | 5054 | Lassen | Crystal Peak area, Diamond Mts, ca. 6 air mi sw of Doyle. | 2377 | Comment | ||
CHSC30574 | Ericameria nauseosa | Sori H. Shad | 1970-6-19 | 37 | Lassen | Found north of E.L.B.S. in front of the Library. | 1524 | Comment | ||
JEPS21522 | Ericameria nauseosa var. oreophila | Joseph Grinnell | 1928-7-13 | Lassen | Petes Valley | Comment | ||||
JEPS95709 | Ericameria nauseosa var. oreophila | Vernon H. Oswald and L. Ahart | 1995-8-14 | 7181 | Lassen | T31N R15E NW1/4 Sec. 11, 4460 ft, Modoc Plateau, Sagebrush Scrub. Hwy. 395 9.1 mi N of Smoke Creek Ranch Rd., N of Susanville | 1359 | Comment | ||
UC527343 | Ericameria nauseosa var. oreophila | C. B. Wolf | 1931-9-4 | Lassen | 2.6 mi from Bieber (on the road to Alturas); Big Valley | 1267 | Comment | |||
CHSC76084 | Ericameria nauseosa var. speciosa | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8201 | Lassen | On the west side of the dirt road and 1/4 mile south of the sign in station, Honey Lake Wildlife Area, 4 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
UC1136975 | Ericameria nauseosa var. speciosa | L. R. Short | 1936-9-30 | S- 504 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1755 | Comment | ||
UC1483819 | Ericameria nauseosa var. speciosa | G. Schoolcraft | 1980-10-8 | 359 | Lassen | w side of Painters Flat | 1716 | Comment | ||
UC221388 | Ericameria nauseosa var. speciosa | H. M. Hall | 1921-9-11 | 11680 | Lassen | 21 mi from Susanville (along roadside, s side of Honey Lake Valley); Honey Lake Valley | Comment | |||
CAS-BOT-BC294188 | Ericameria nauseosa var. speciosa | L. A. Waitzinger | 1923-8-16 | s.n. | Lassen | Susanville, north slope of Inspiration Pt | Comment | |||
SEINET8198339 | Ericameria parryi var. parryi | D. W. Taylor | 2002-8-10 | 18310 | Lassen | Plumas National Forest Road 24N02X 1.2 air miles from Constantina Road, East slope Diamond Mountains (ca. 4 air miles South of Doyle) | 1433 | Comment | ||
CDA18267 | Erigeron | G. D. Barbe | 1974-8-2 | 1931 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
SEINET201631 | Erigeron aphanactis | A. Cronquist, AH Holmgren | 1959-6-17 | 8466 | Lassen | 50 mi SE of Susanville | 1372 | Comment | ||
CHSC93247 | Erigeron aphanactis var. aphanactis | John Dittes; Scott Chamberlain | 2004-6-28 | 1008 | 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 | ||
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 | ||
RSA700050 | Erigeron bloomeri | L. P. Janeway | 2001-6-20 | 7198 | Lassen | Modoc Plateau. Along '22' Rd. about 1.8 km west of Black Hole, about 11.9 km north-northeast of Harvey Mountain. | 1500 | Comment | ||
SEINET240401 | Erigeron bloomeri | S. L. Welsh, ND Atwood | 2001-6-14 | 28153 | Lassen | E of Hwy 395, rd to Rams Horn Spring campground | 1539 | Comment | ||
SEINET10617399 | Erigeron bloomeri | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17790 | Lassen | 6 mi. N of Hallelujah Jct. on U.S. Hwy. 395, in Artemisia tridentata, Pinyon pine, Jeffery Pine along high ridge & in sandy wash. | 1402 | Comment | ||
CAS-BOT-BC294485 | Erigeron bloomeri var. bloomeri | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50676 | Lassen | Summit ridge of Diamond Mt. | 2346 | Comment | ||
CHSC60815 | Erigeron bloomeri var. bloomeri | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5581 | Lassen | Harvey Valley Rd. (33N02), 1.2 mi N of Hwy 44, E side of Grays Valley, E of Poison Lake. | 1731 | Comment | ||
CHSC92714 | Erigeron bloomeri var. bloomeri | L. P. Janeway; B. Castro | 2005-7-10 | 8486 | Lassen | Northern High Sierra Nevada. Crest of Diamond Mountains over-looking the northwest end of Honey Lake, more or less at the north end of Stony Ridge. Northeast edge of low flat ridge. | 1993 | Comment | ||
CHSC99139 | Erigeron bloomeri var. bloomeri | Lowell Ahart; John Dittes | 2008-6-19 | 14894 | 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 | ||
HSC82194 | Erigeron bloomeri var. bloomeri | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6048 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
JEPS114758 | Erigeron bloomeri var. bloomeri | Lowell Ahart, John Dittes | 2008-6-19 | 14894 | 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 | ||
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 | ||
UC1228141 | Erigeron bloomeri var. bloomeri | Beecher Crampton | 1960-6-18 | 5723 | Lassen | vicinity Blue Lake Ranch; southern Warner Mountains | Comment | |||
UC1536740 | Erigeron bloomeri var. bloomeri | G. H. True Jr. | 1936-6-27 | 559 | Lassen | near top Hot Spring Mt. | 1828 | Comment | ||
CAS-BOT-BC294493 | Erigeron bloomeri var. bloomeri | Ella Dales Cantelow | 1941-5-22 | 3566 | Lassen | Few mi. n. of Litchfield. U.S. Hy. 395 to Alturas | Comment | |||
CAS-BOT-BC297144 | Erigeron concinnus var. concinnus | Ella Dales Cantelow | 1940-5-31 | 3086 | Lassen | e. of Bieber | 1219 | Comment | ||
CAS-BOT-BC296847 | Erigeron divergens | John Thomas Howell; Alice Eastwood | 1940-6-16 | 8340 | Lassen | Janesville | Comment | |||
JEPS127271 | Erigeron divergens | Lowell Ahart, John Dittes | 2016-7-13 | 21106 | Lassen | 200 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 | |||
UC1583973 | Erigeron divergens | G. Schoolcraft | 1990-7-11 | 2107 | Lassen | on e slopes Tule Mtn. | 1767 | Comment | ||
UC1924228 | Erigeron divergens | Debra Valov | 2004-6-8 | 2004246 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
UC74069 | Erigeron divergens | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Chat Honey Lake Valley, Long Valley | Comment | ||||
RSA504624 | Erigeron eatonii var. plantagineus | Bruce Bartholomew, B. Anderson | 1988-6-25 | 4374 | Lassen | Long Valley, southern end of the Warner Mountains | 2080 | Comment | ||
UC1583978 | Erigeron eatonii var. plantagineus | G. Schoolcraft | 1990-7-2 | 2098 | Lassen | Cold Spring Mtn.; lower slopes | 1905 | Comment | ||
CAS-BOT-BC300424 | Erigeron elegantulus | Gary Schoolcraft | 1983-6-29 | 1040 | Lassen | Along Hwy 139 near Upper McBride Sp. | 1584 | Comment | ||
CHSC64838 | Erigeron elegantulus | Vernon H. Oswald | 1995-6-26 | 6945 | Lassen | Modoc Plateau. Spooner Rd. ca. 0.3-0.4 mi e of its junction with Ash Valley Rd. (Lassen 527) in Ash Valley. | 1542 | Comment | ||
UC31465 | Erigeron elegantulus | Mrs. C. C. Bruce | 1892-6-1 | 2182 | Lassen | Madaline Plains | Comment | |||
CHSC87110 | Erigeron filifolius var. filifolius | L. P. Janeway | 2001-6-20 | 7201 | 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 | ||
CAS-BOT-BC295182 | Erigeron inornatus | John Thomas Howell | 1974-7-10 | 50561 | Lassen | Elysian Valley | 1325 | Comment | ||
CAS-BOT-BC295181 | Erigeron inornatus | John Thomas Howell | 1974-7-10 | 50516 | Lassen | Janesville | 1295 | Comment | ||
CHSC88611 | Erigeron inornatus var. calidipetris | Linnea Hanson | 1998-8-11 | 378 | Lassen | Lassen National Forest. Off Hwy. A21 north of Westwood. | 1524 | Comment | ||
JEPS97369 | Erigeron inornatus var. calidipetris | Vernon H. Oswald and L. Ahart | 1995-7-24 | 7146 | Lassen | T31N R7E NW1/4 NW1/4 Sec. 24, 6250 ft, High Cascade Range, Red Fir Forest. Forest Road 31N25 0.5 mi E of Forest Route 10, near the NW corner of Upper Stephens Mdws., ca. 3 mi NNE of Silver Lake, N of Lake Almanor | 1905 | 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 | ||
CHSC112190 | Erigeron linearis | Dean Wm. Taylor | 2012-6-7 | 21231 | Lassen | Modoc Plateau. Grasshopper Valley; Grasshopper Valley Road 2.3 miles E of junction with Highway 139. | 1635 | Comment | ||
CHSC68844 | Erigeron linearis | Vernon H. Oswald; Lowell Ahart | 1997-6-24 | 8608 | Lassen | South of Susanville on the north side of Diamond Mtn. at slope along Forest Rd. 29N43, 5.4 miles east of Gold Run Rd. (29N10), 0.7 mi east of Lassen NF boundary. At roadside. | 1889 | Comment | ||
CAS-BOT-BC295959 | Erigeron philadelphicus | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Susanville, 4 miles below Eagle Lake | 1524 | Comment | ||
CHSC30580 | Erigeron philadelphicus | Sori H. Shad | 1970-6-25 | 46 | Lassen | 3 mile from E.L.B.S. in Meadow. | 1524 | Comment | ||
CAS-BOT-BC295958 | Erigeron philadelphicus | G. Schoolcraft | 1993-6-1 | 2273 | Lassen | Secret Creek area s. of Tule Patch Spring | 1463 | Comment | ||
HSC5530 | Erigeron philadelphicus | M. S. Baker | 1893-1 | Lassen | Vicker's Ranch, Big Valley, collected in the summer | Comment | ||||
CDA34230 | Erigeron pumilus subsp. intermedius | L. Ahart, J. Dittes | 2010-7-31 | 16986 | Lassen | About 3,330 feet 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. | Comment | |||
JEPS114759 | Erigeron pumilus subsp. intermedius | Lowell Ahart, John Dittes | 2008-6-19 | 14867 | 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 | ||
JEPS117505 | Erigeron pumilus subsp. intermedius | Lowell Ahart, John Dittes | 2010-7-31 | 16986 | Lassen | About 3,330 feet 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 | ||
RSA700053 | Erigeron pumilus subsp. intermedius | L. P. Janeway | 2001-6-19 | 7187 | Lassen | High Cascade Range. Southeast edge of Long Lake (which is dry) at west end of Long Valley; 6.4 km NNW of Harvey Mountain. | 1640 | Comment | ||
SEINET5333913 | Eriogonum baileyi | D. Tonenna | 2007-8-20 | s.n. | Lassen | Hwy 395, 6 mi. north of Halellujah Junction, west of road | 1450 | Comment | ||
CAS-BOT-BC241566 | Eriogonum baileyi var. baileyi | John Thomas Howell; Gordon H. True | 1973-8-1 | 50163 | Lassen | Gold Run Creek road south of Susanville, Diamond Range | 1584 | Comment | ||
CAS-BOT-BC241570 | Eriogonum baileyi var. baileyi | John Thomas Howell | 1955-7-19 | 30817 | Lassen | East side of Beckwourth Pass | 1493 | Comment | ||
SJSU13947 | Eriogonum baileyi var. baileyi | N. A. Hopkins | 1986-8-28 | 1380 | Lassen | County Rd 33 (Scott Rd), lower Long Valley N of Hwy &0 & E of Beckwourth Pass | Comment | |||
UC1409081 | Eriogonum baileyi var. baileyi | R. F. Thorne and C. W. Tilforth | 1969-9-6 | 39260 | Lassen | ca. 0.7 mi se along Hwy 395 Milford (w of Honey Lake) | 1280 | Comment | ||
UCR92117 | Eriogonum cernuum | G. R. Ballmer | 1993-7-31 | s.n. | Lassen | Sandy flats along Fort Sage Rd., NE of Doyle, SE of Honey Lake, about 2-5 air mi west of Neveda border | 1215 | Comment | ||
NY242504 | Eriogonum collinum | A. J. Cronquist | 1959-6-17 | 8478 | Lassen | 1 mile south of Ravendale, 40 miles northeast of Susanville. | 1615.4 | Comment | ||
NY242506 | Eriogonum collinum | A. J. Cronquist | 1959-6-17 | 8478 | Lassen | 1 mile south of Ravendale, 40 miles northeast of Susanville. | 1615.4 | Comment | ||
UC1477728 | Eriogonum collinum | Gary Schoolcraft | 1979-6-19 | 73 | Lassen | n, along road Big Spring | 1676 | Comment | ||
UC1537298 | Eriogonum collinum | Gordon H. True Jr. | 1938-9-9 | 912 | Lassen | Madeline Plains | 1524 | Comment | ||
RSA0009291 | Eriogonum collinum | G. H. True | 1937-7-10 | 784 | Lassen | Bull Flat, Refuge 1Q | 1494 | Comment | ||
NY570382 | Eriogonum douglasii | S. L. Welsh | 2001-6-14 | 28154 | Lassen | East of Highway 395, road to Rams Horn Spring campground | 1539.2 | 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 | ||
CHSC50839 | Eriogonum elatum var. elatum | Vernon Oswald; Lowell Ahart | 1990-7-25 | 4399 | Lassen | Intersection of Hwy 70 and Scott Rd, 2.2 mi west of Hwy 395. | 1463 | Comment | ||
UC85967 | Eriogonum maculatum | T. S. Brandegee | 1892-6-23 | Lassen | Honey Lake | Comment | ||||
SD64343 | Eriogonum microthecum var. laxiflorum | D. F. Howe | 1966-8-24 | Lassen | 39 miles northeast of Litchfield on hwy #395 | 1676 | Comment | |||
UC85949 | Eriogonum microthecum var. laxiflorum | T. S. Brandegee | 1892-6-23 | Lassen | Honey Lake | Comment | ||||
UC762680 | Eriogonum nidularium | R. F. Hoover | 1940-9-29 | 4643 | Lassen | pass between Mt. Shaffer and Warren Peak | Comment | |||
CAS-BOT-BC268790 | Eriogonum nidularium | Robert F. Hoover | 1940-9-29 | 4643 | Lassen | Pass between Shaffer Mountain and Warren Peak | Comment | |||
CAS-BOT-BC266368 | Eriogonum nudum var. deductum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49514 | Lassen | West of Janesville, Elysian Valley, Sierra Nevada | 1325 | Comment | ||
POM105409 | Eriogonum nudum var. deductum | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | Comment | ||
SEINET530760 | Eriogonum nudum var. deductum | Paul Opler | 2008-8-6 | Lassen | West of Milford, nr. Laufman Campground. | 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 | ||
CHSC13879 | Eriogonum nudum var. pubiflorum | J. Grove | 1973-7-19 | 96 | Lassen | Collected on Big Valley Mountain 5 mi. W of Nubieber. | 1310 | Comment | ||
CHSC57303 | Eriogonum nudum var. pubiflorum | Mary Meyer | 1980-7-14 | Lassen | 1/4 mi southeast of rest stop on Hwy 395, south of Ravendale. | 1645 | Comment | |||
JEPS126464 | Eriogonum nudum var. pubiflorum | Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemsky | 2015-8-27 | CA 350 -070 | Lassen | North on Highway 139 to Antelope Grade. | Comment | |||
SEINET11261507 | Eriogonum nudum var. pubiflorum | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3925 | Lassen | 5.5 rd miles west of jct with Hwy 395 on Dawn Dr then rd to summit of Shaffer Mountain. Ca 16 air mi ene of downtown Susanville.; 0 | 1899 | Comment | ||
UC1032183 | Eriogonum nudum var. pubiflorum | H. P. Hagge | 1929-9-11 | 17 | Lassen | Logan Mtn. Eagle Lake Quadrangle, Logan Mtn. | Comment | |||
UC761785 | Eriogonum nudum var. pubiflorum | R. F. Hoover | 1940-9-28 | 4629 | Lassen | Susanville | 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 | ||
CAS-BOT-BC266813 | Eriogonum nummulare | John Thomas Howell | 1951-8-20 | 28228 | Lassen | Honey Lake Valley near Hurlong | 1280 | Comment | ||
NY282297 | Eriogonum nummulare | A. Tiehm | 1978-10-14 | 4767 | Lassen | 7.2 road miles NE of Doyle on road 327 to Flanigan. About 1.7 miles W of the Nevada Line. | 1524.0 | Comment | ||
SEINET5333908 | Eriogonum ochrocephalum | D. Tonenna | 2007-8-20 | s.n. | Lassen | Hwy 395, 6 mi north of Halellujah Junction along west side of road. | 1450 | Comment | ||
CHSC114416 | Eriogonum ovalifolium var. depressum | Don Lepley | 2012-7-26 | Lassen | Windy Hollow, west of Highway 44 about three miles southeast of Bogard Rest Area. (plants also in Section 14 and probably Sec. 15 of T31N R08E) | 1722 | Comment | |||
CAS-BOT-BC258739 | Eriogonum ovalifolium var. ovalifolium | John Thomas Howell | 1934-7-7 | 12469 | Lassen | Pine Creek Flat | Comment | |||
HSC63563 | Eriogonum prociduum | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6004 | Lassen | Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley | 1555 | Comment | ||
NY283074 | Eriogonum spergulinum var. reddingianum | R. F. Hoover | 1940-10-1 | 4656 | Lassen | Janesville | Comment | |||
POM165251 | Eriogonum spergulinum var. reddingianum | M. S. Baker | 77 | Lassen | Pine Creek. | Comment | ||||
POM105202 | Eriogonum sphaerocephalum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
CHSC6226 | Eriogonum sphaerocephalum var. halimioides | 1944-6-30 | Lassen | Eagle Lake. Grasshopper Valley. | 1624 | Comment | ||||
CHSC71393 | Eriogonum sphaerocephalum var. halimioides | Vernon H. Oswald | 1998-7-6 | 9246 | Lassen | Shugru Reservoir in Bass Hill WA on Hwy. 395 between Susanville and Janesville, 2.7 mi southeast of Hwy. 36. Roadside flat. | 1243 | Comment | ||
CHSC87118 | Eriogonum sphaerocephalum var. halimioides | L. P. Janeway | 2001-6-20 | 7200 | Lassen | Modoc Plateau. Along '22' Road about 1.8 km west of Black Hole, about 11.9 km north-northeast of Harvey Mountain. | 1500 | Comment | ||
NY283113 | Eriogonum sphaerocephalum var. halimioides | H. D. D. Ripley | 1943-6-13 | 5710 | Lassen | South of Johnstonville | 1325.9 | Comment | ||
RSA702603 | Eriogonum sphaerocephalum var. halimioides | L. P. Janeway | 2004-6-26 | 8142 | 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 | ||
UC726566 | Eriogonum sphaerocephalum var. sphaerocephalum | A. A. Heller | 1938-6-23 | 15214 | Lassen | s Secret Valley (on U. S. Highway #395) | 1371 | Comment | ||
CHSC6224 | Eriogonum strictum var. anserinum | A. Santos | 1946-6-17 | Lassen | Mt. Fredonyer road. Eagle Lake. | 2133 | Comment | |||
JEPS107833 | Eriogonum strictum var. anserinum | Lowell Ahart, John Dittes | 2005-6-2 | 11984 | Lassen | North side of the poor dirt road, Long Valley, about 4 1/2 miles (air) northeast of the intersection of Scott Road and Highway 70, 5.8 miles (air) northwest of Hallelujah Junction | 1430 | Comment | ||
UC1249283 | Eriogonum strictum var. anserinum | Arthur Cronquist and Arthur H. Holmgren | 1959-6-17 | 8473 | Lassen | 50 mi se Susanville | 1371 | Comment | ||
CHSC25912 | Eriogonum strictum var. proliferum | K. R. Stern | 1967-7-1 | 2435 | Lassen | California State Hwy. 139, 14 mi. N of Susanville. | Comment | |||
UCR248974 | Eriogonum umbellatum | Elizabeth A. Kempton, Tim Tibault | 2006-7-29 | 418 | Lassen | town of Chester, vacant lot at intersection of Willow Way and Main Street | 1388 | Comment | ||
CAS-BOT-BC267887 | Eriogonum umbellatum | Clarence R. Quick | 1962-8-3 | 62 -89 | Lassen | Delasmutt Ranch, Hw. 44, nr. Susanville-Old Station, along dirt road to Blacks Mt. E.F. Hdqtrs. | 1615 | Comment | ||
CAS-BOT-BC267891 | Eriogonum umbellatum | A. A. Heller | 1938-6-23 | 15190 | Lassen | In the first valley east of Westwood | Comment | |||
CAS-BOT-BC267892 | Eriogonum umbellatum | Margaret M. Hanna | 1956-6-3 | s.n. | Lassen | Near Hiway 299, 62 mi. E. of Redding | Comment | |||
CHSC30618 | Eriogonum umbellatum var. modocense | Eric Miller | 1975-7-8 | 7 | Lassen | N. E. slope of Gallatin Peak. | 2011 | Comment | ||
CHSC99123 | Eriogonum umbellatum var. modocense | Lowell Ahart; John Dittes | 2008-6-19 | 14882 | 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 | ||
UC1137678 | Eriogonum umbellatum var. modocense | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 201 | Lassen | Grass Valley Lassen National Forest, Grass Valley | 1699 | Comment | ||
UC412898 | Eriogonum umbellatum var. modocense | W. E. Bryant | Aug. 1888 | Lassen | Eagle Lake | Comment | ||||
HSC17447 | Eriogonum umbellatum var. modocense | J. Wendell Howe | 1934-7-9 | 1295 | Lassen | Cinder Cone, Lassen NP | Comment | |||
JEPS88218 | Eriogonum umbellatum var. modocense | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7799 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville | 1420 | Comment | ||
CAS-BOT-BC265091 | Eriogonum umbellatum var. nevadense | John Thomas Howell | 1976-7-19 | 51951 | Lassen | Southwest of Susanville on Gold Run Road, Sierra Nevada | 1341 | Comment | ||
CAS-BOT-BC265092 | Eriogonum umbellatum var. nevadense | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50673 | Lassen | Summit ridge of Diamond Mt., Sierra Nevada | 2346 | 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 | |||
CHSC106592 | Eriogonum umbellatum var. nevadense | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
CHSC93680 | Eriogonum umbellatum var. nevadense | Lowell Ahart; John Dittes | 2005-6-2 | 11980 | 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 | ||
UC725577 | Eriogonum umbellatum var. nevadense | A. A. Heller | 1938-6-23 | 15215 | Lassen | slope between Secret Valley and Ravendale | Comment | |||
CAS-BOT-BC262365 | Eriogonum vimineum | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat | 1524 | Comment | ||
CHSC105234 | Eriogonum vimineum | Lowell Ahart; John Dittes | 2010-7-31 | 17018 | Lassen | On the north side of the road, about 10 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 | ||
CHSC4981 | Eriogonum vimineum | R. Clicquennoi | 1967-6-24 | 32 | Lassen | On the approaches to Murrer's Upper Meadow 4 mi e of Eagle Lake Biology Station. | 1524 | Comment | ||
CHSC56867 | Eriogonum vimineum | Mary Meyer | 1980-7-3 | Lassen | North of Jeep trail going up drainage above camping pullover. | 1584 | Comment | |||
CHSC61233 | Eriogonum vimineum | P. V. Caldwell | 1972-6-17 | 227 | Lassen | Eagle Lake B. Station. Outside and around Tom Rodgers Hall. | Comment | |||
NY399609 | Eriogonum vimineum | J. L. Reveal | 1971-6-22 | 2464 | Lassen | Along U.S. Highway 395, 4.5 miles south of Ravendale | Comment | |||
NY399826 | Eriogonum vimineum | G. Schoolcraft | 1982-8-18 | 889 | Lassen | Along Doyle Grade road west of Doyle Creek | 1585.0 | Comment | ||
RSA768781 | Eriogonum vimineum | L. Ahart, John Dittes | 2010-7-31 | 17018 | 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 | ||
UC1258486 | Eriogonum vimineum | G. Schoolcraft | 1979-6-19 | 78 B | Lassen | Painter's Flat | 1719 | Comment | ||
POM260787 | Eriogonum vimineum | Alice Eastwood, John T. Howell | 1940-6-16 | 8343 | Lassen | Janesville. | Comment | |||
CHSC4262 | Eriophyllum lanatum | K. R. Stern | 1967-6-24 | 2414 | Lassen | Murrer Meadow Road, ca. 3 mi. E of Eagle Lake Biological Station. | 1554 | Comment | ||
CAS-BOT-BC308135 | Eriophyllum lanatum var. achilleoides | John Thomas Howell | 1934-6-10 | 11896 | Lassen | Horse Lake | Comment | |||
CAS-BOT-BC308141 | Eriophyllum lanatum var. achilleoides | B. J. Hammerly | 1941-6-21 | 43 | Lassen | 8 mi. SE of Likely on Blue Lake Road | Comment | |||
CDA5861 | Eriophyllum lanatum var. achilleoides | Gary Schoolcraft | 1991-7-3 | 2199 | Lassen | East slope of widow mountain. | Comment | |||
CHSC92740 | Eriophyllum lanatum var. achilleoides | L. P. Janeway | 2005-7-3 | 8453 | 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. | 1536 | Comment | ||
SBBG61066 | Eriophyllum lanatum var. achilleoides | S. W. Hutchinson | -Jun-1925 | 270 | Lassen | Eagle Lake region | 1554 | Comment | ||
UC507011 | Eriophyllum lanatum var. achilleoides | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 250 | Lassen | Lassen Forest | 1767 | Comment | ||
RSA92671 | Eriophyllum lanatum var. achilleoides | F. W. Peirson | 1926-6-24 | 6849 | Lassen | Several miles southward from the Madeline Plain | Comment | |||
OBI75879 | Eriophyllum lanatum var. croceum | Anthony Baniaga | 2011-6-29 | 402 | Lassen | Lassen Natl Forest. Willard Ck., Fredonyer Pass. Fredonyer Pass quad T29N r10E sec 14 NE of SW | 1500 | Comment | ||
UC1283706 | Eriophyllum lanatum var. integrifolium | Beecher Crampton | 1964-6-25 | 7068 | Lassen | State Hwy 44 25 mi nw Susanville; Lassen National Forest, Bogard Ranger Station | 1722 | Comment | ||
UC1536862 | Eriophyllum lanatum var. integrifolium | G. H. True Jr. | 1936-6-25 | 537 | Lassen | e Harvey Ranger Station; Harvey Valley | 1767 | Comment | ||
SEINET10673285 | Eriophyllum lanatum var. integrifolium | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 472 | 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 | ||
JEPS121272 | Eryngium alismifolium | Lowell Ahart, John Dittes | 2013-7-22 | 18879 | 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 | |||
POM83000 | Eryngium alismifolium | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
UC1487304 | Eryngium alismifolium | Yusuf Sheikh and Lincoln Constance | 1973-6-27 | 549 | Lassen | 4.3 mi S of Ravendale (on State Highway 395) | Comment | |||
UC585097 | Erysimum capitatum var. capitatum | E. B. Babcock and G. L. Stebbins Jr. | 1936-6-7 | 1766 | Lassen | ne slope of ridge near summit east of Red Rock | 1818 | Comment | ||
SBBG15427 | Erythranthe breweri | H. and M. Dearing | 1939-7-1 | 2244 | Lassen | 17 mi W of Susanville | Comment | |||
CHSC60923 | Erythranthe inflatula | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5652 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. | 1709 | Comment | ||
SD7073 | Erythranthe lewisii | Mrs. R. M. Austin | 1877-1 | Lassen | Spanish Peak | Comment | ||||
CAS-BOT-BC153608 | Erythranthe moniliformis | John Thomas Howell; Gordon H. True | 1973-7-31 | 50051 | Lassen | On road from Janesville to Thompson Peak, Diamond Range | 1783 | Comment | ||
CAS-BOT-BC153609 | Erythranthe moniliformis | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49410 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
SEINET13723865 | Erythranthe moniliformis | Farris Farris | 1936-1 | Lassen | Diamond Mountain | 1829 | Comment | |||
CHSC14065 | Erythranthe primuloides | J. Grove | 1973-7-25 | Lassen | Collected at Collemans Lake along fill dam of lake. | 1524 | Comment | |||
CHSC20262 | Erythranthe primuloides | Jeanne Pitts | 1972-6-25 | 274 | Lassen | 150 yds upstream off road 4.25 mi on Papoose Creek, 10 yds from the creek. | Comment | |||
CHSC4974 | Erythranthe primuloides | D. L. Stites | 1967-7-14 | 168 | Lassen | 3 mi e of turnoff to Silver Lake on highway 44. | 1524 | Comment | ||
SEINET3836923 | Erythranthe primuloides | Marcus E. Jones | 1897-1 | Lassen | Near Pratville, Clear Creek | 1524 | Comment | |||
CHSC66268 | Erythranthe pulsiferae | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7865 | 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 open woods on the W side of the meadow ca. 0.2 mi S of the cabins. | 1633 | Comment | ||
NY500075 | Eschscholzia | W. W. Eggleston | 1911-5-29 | 6752 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
UC1562582 | Eucephalus breweri | Barbara Ertter | 1988-7-25 | 7865 | Lassen | ca 10 airmi due s of, (ridge of Diamond Mts ca 1.5 mi e of Diamond Peak) Susanville; Diamond Mts. | 2255 | Comment | ||
CHSC45999 | Euclidium syriacum | June McCaskill | 1966-6-5 | 712 | Lassen | Frosty Acres Ranch, at end of Albaugh Road, .6 mile west of its junction with Bassett Road (ca. 2 miles south of U.S. Highway 299 and 4 miles southwest of Adin). On and about driveways in front of house. | 1280 | Comment | ||
CDA3706 | Euclidium syriacum | E. E. Fix | 1951-6-8 | Lassen | 0 | Comment | ||||
SFV1478 | Euclidium syriacum | B. J. McCaskill | 1966-6-5 | 712 | Lassen | Frosty Acres Ranch, at end of Albaugh Road, 0.6 miles west of its junction with Bassett Road (about 2 miles south of U. S. Highway 299 and 4 miles southwest of Adin). | 1280 | Comment | ||
SEINET8506929 | Euphorbia crenulata | D. W. Taylor | 2008-5-14 | 20198 | Lassen | Unnamed flat about 2 air miles SSE of Poison Butte | 1768 | Comment | ||
CDA35315 | Euphorbia crenulata | T. C. Fuller | 1963-6-12 | 10666 a | Lassen | 0.1 mile east of Clear Creek, northeast shore of Lake Almanor. | 0 | Comment | ||
UCSC000449 | Euphorbia dictyosperma | M. S. Baker | 02 Julyunknown year | s.n. | Lassen | South side of Dixey Mts. Lassen Mts. | 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-BC278459 | Festuca idahoensis | John Thomas Howell | 1934-6-14 | 12169 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
JEPS114855 | Festuca idahoensis | Lowell Ahart, John Dittes | 2008-6-19 | 14880 | Lassen | about 100 yds E of Willow Creek, about 120 yds NE of Hwy 139, near Forest Road 36N02, about 19.6 mi E-SE of Bieber | 1578 | Comment | ||
JEPS127719 | Festuca idahoensis | Alejandro Brambila, Michael Dolan | 2016-7-28 | CA 320 -174 | Lassen | 171 on Likely Mtn. After the second tight switchback the population is off the road downslope. | Comment | |||
RSA647539 | Festuca idahoensis | Marion P. Harthill | 1972-6-17 | 822 | Lassen | Madeline. | 1677 | Comment | ||
UC1026711 | Festuca idahoensis | Leo Whitney | 1935-6-23 | 3295 | Lassen | Camp 10, Fruit Grower's Supply Company | Comment | |||
UCR17280 | Festuca idahoensis | Frank C. Vasek | 1975-7-11 | 750711- 31 | Lassen | Modoc National Forest, Hayden Hill Road c. 0.75-1.0 mi SW of Calif. Hwy 139 | 1829 | Comment | ||
CHSC92651 | Festuca rubra | L. P. Janeway | 2005-7-3 | 8460 | 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 | ||
JEPS28299 | Festuca rubra | George W. Gillett | 1957-7-29 | 947 | Lassen | between Butte Lake and Snag Lake; Lassen Volcanic National Park | 1859 | Comment | ||
JEPS28492 | Fragaria virginiana | George W. Gillett | 1957-7-22 | 884 | Lassen | s end Snag Lake (near campsite); Lassen Volcanic National Park | 1850 | Comment | ||
UC1523707 | Fraxinus latifolia | Gregg Riegel | 1981-6-17 | 1128 | Lassen | in and along Beaver Creek Beaver Creek | 1280 | Comment | ||
JEPS4950 | Fritillaria pudica | Louise Scroggy | 1918-3-24 | Lassen | 1/4 mi above Pit River (on Dixie Valley Road, 2 mi above Rocky Comfort School House in nw corner of Lassen Co., 15 mi n of boundary line); Dixie Valley Road | Comment | ||||
CAS-BOT-BC508129 | Fritillaria recurva | Mrs. A S. Baldwin | 1928-5-10 | 318 | Lassen | Coyote Flat. Over ridge from Dixie Valley | Comment | |||
RSA180586 | Gaillardia aristata | T. C. Fuller | 1965-8-25 | 14036 | Lassen | East side of Hwy. 395 to Doyle, 2.4 miles north of Hallelujah Junction | Comment | |||
CHSC68871 | Galium bifolium | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8606 | Lassen | South of Susanville on the north side of Diamond Mtn. at a stream on Forest Rd. 29N43, 3.5 miles east of Gold Run Rd. (29N10). | 1655 | Comment | ||
HSC63933 | Galium bifolium | Teresa Prendusi | 1980-7-21 | Lassen | Fredonyer Peak | 2195 | Comment | |||
POM69200 | Galium mexicanum subsp. asperulum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | 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 | ||
CAS-BOT-BC478878 | Gayophytum | John Thomas Howell; Gordon H. True | 1973-8-1 | 50206 | Lassen | Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville | 2164 | Comment | ||
CHSC25091 | Gayophytum heterozygum | K. R. Stern | 1967-7-1 | 2469 | Lassen | Ca. 2 mi. S of S end of Eagle Lake. | 1676 | Comment | ||
UC20253 | Gayophytum heterozygum | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CHSC106072 | Gayophytum racemosum | Lowell Ahart; John Dittes | 2010-7-31 | 17029 | 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 | ||
CHSC27711 | Gayophytum racemosum | George Deriso | 1978-7-21 | 90 | Lassen | S of Eagle Lake, at E end of Mahogany Lake; near lake shore. | 2060 | Comment | ||
JEPS107306 | Gayophytum racemosum | Lowell Ahart, John Dittes | 2005-6-1 | 11884 | Lassen | Along a poor dirt road, west of Scott Road, Long Valley, about 2 1/2 miles (air) northwest of the intersection of Scott Road and Highway 70, 4.0 miles (air) northwest of Hallelujah Junction | 1438 | Comment | ||
CAS-BOT-BC217384 | Gentiana affinis var. ovata | Duncan Dunning | 1921-8-11 | 5 | Lassen | Near Martin Springs, Lassen National Forest | Comment | |||
POM88686 | Geranium pusillum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
RSA0029585 | Geranium viscosissimum var. nervosum | Bruce Bartholomew, B. Anderson | 1988-6-25 | 4372 | Lassen | Long Valley, southern end of the Warner Mountains | 2080 | Comment | ||
POM91888 | Geum aleppicum | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Susanville, 4 miles below Eagle Lake. | 1524 | Comment | ||
UC1037208 | Geum macrophyllum var. perincisum | Leo Whitney | 1933-8-14 | 1568 | Lassen | 8 mi nw of Eagle Lake (Lassen National Forest, Slate Creek); Lassen National Forest, Slate Creek | 1920 | Comment | ||
CHSC68869 | Geum triflorum | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8649 | Lassen | South of Susanville at the pond on the crest of Diamond Mtn., about midway between Aspen Flat and Red Rock Lookout. | 2249 | Comment | ||
CHSC1549 | Geum triflorum var. ciliatum | 1944-7-5 | Lassen | Champ's Flat west of Eagle Lake. | 1584 | Comment | ||||
SD107308 | Gilia | Christopher Davidson | 1975-6-7 | 2756 | Lassen | 1.0 mile east of Beckwourth Pass on Highway 70. | 1524 | Comment | ||
UCR73831 | Gilia brecciarum | G. L. Webster | 1989-5-13 | 7706 | Lassen | 2.5 mi. east of Beckworth Pass | 1500 | Comment | ||
RSA91465 | Gilia brecciarum | Verne Grant | 1955-6-8 | 9669 | Lassen | 3.6 mi n of Halleluja Jct. on hwy 395. | 1311 | Comment | ||
NY964018 | Gilia salticola | A. Tiehm | 1986-5-12 | 10346 | Lassen | 14.4 road miles east of highway 395 on the dirt road to Smoke Creek and the Smoke Creek Desert | 1448 | Comment | ||
SD131882 | Gilia salticola | Barbara Ertter, Gary Schoolcraft | 1987-6-16 | 7189 | Lassen | Skeedaddle Mountains on northeast side of Honey Lake, talus slopes at base of rimrock on south side of Hot Springs VABM | 2286 | Comment | ||
CHSC60756 | Gilia sinuata | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5545 | 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 dunes on the N side of the road. | 1566 | Comment | ||
UC1583952 | Gilia sinuata | G. Schoolcraft | 1990-6-12 | 2084 | Lassen | about 17 mi e Ravendale (in Pine Dunes RNA); Pine Dunes RNA, e of Ravendale | 1706 | Comment | ||
JEPS96135 | Glyceria borealis | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7872 | Lassen | Papoose Meadows located 2.5 mi s of Eagle Lake (and 0.5 mi e of Eagle Lake Road, in Papoose Creek where it leaves the n end of meadow); Modoc Plateau, Papoose Meadows, Papoose Creek | 1633 | Comment | ||
CHSC64755 | Glyptopleura marginata | Vernon H. Oswald | 1995-5-24 | 6782 | Lassen | Modoc Plateau. 1.8 mi s of Wendel Rd. (Lassen 320) on an unsigned dirt road 0.6 mi e of milepost 19.0, just e of Skedaddle Creek. On the east side of the road ca. 0.2 mi n of the railroad. | 1219 | Comment | ||
UC1483863 | Glyptopleura marginata | G. Schoolcraft | 1980-5-9 | 232 A | Lassen | near state line s of High Rock Ranch | 1219 | Comment | ||
CHSC99290 | Gnaphalium palustre | Lowell Ahart; John Dittes | 2008-6-22 | 15032 | Lassen | About 120 yards west of the road levee, on the banks of a small natural drainage, open meadow area, in Big Valley, about 2.1miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5 miles (air) northeast of Bieber. | 1262 | Comment | ||
JEPS117581 | Gnaphalium palustre | Lowell Ahart, John Dittes | 2010-7-31 | 16995 | 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 | ||
CHSC60414 | Gratiola ebracteata | Mary Ann Showers | 1992-6-13 | 2543 | Lassen | Shoreline at western end of Widow Lake. Lassen Volcania National Park. | 2072 | Comment | ||
UC1136436 | Grayia spinosa | E. Sawyer | 1935-6-27 | 226 | Lassen | Long Valley Sierraville Quad., Long Valley | Comment | |||
UCD55266 | Grayia spinosa | Ellen Dean | 2006-5-15 | 3064 | 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. | 1249 | Comment | ||
CDA6056 | Grindelia nana | D. Sheehy | 1990-8-17 | Lassen | Highway 395, south of Doyle, ca. 5 miles north of Hallelujah Junction. | 0 | Comment | |||
SEINET5709433 | Grindelia squarrosa | Lowell E. Urbatsch, Vesna Karaman, Castro | 2000-1 | 7709 | Lassen | Willow Creek. Collected along CA 139.; Willow Creek | 1428 | Comment | ||
CAS-BOT-BC304679 | Grindelia squarrosa | M. S. Taylor | 1982-8-19 | 5024 | Lassen | E side of Hwy 395, ca. 4 mi n of its jct with Hwy 70 at Hallelujah Jct. | 1493 | Comment | ||
SEINET8770843 | Grindelia squarrosa var. serrulata | G. Schoolcraft | 1999-8-23 | 2880 | Lassen | Turnoff to Janesville along Hwy 395 | Comment | |||
CHSC60757 | Gymnosteris parvula | Vernon H. Oswald; Lowell Ahart | 1993-6-3 | 5485 | Lassen | Champs Flat Rd. (Lassen 105, Forest 32N28Y), 2.8 mi N of its junction with Lassen 21 (32N02) to Eagle Lake, on the W edge of Pine Creek Valley, between Poison Lake and Susanville. In a meadow. | 1731 | Comment | ||
UC1533130 | Gymnosteris parvula | G. Schoolcraft | 1986-5-14 | 1567 | Lassen | near road at stateline in Tuledad Canyon Tuledad Canyon | 1524 | Comment Read comments Nov 4 2011 |
||
UCD98138 | Gypsophila paniculata | T. C. Fuller | 1963-7-16 | 10923 | Lassen | Janesville. | Comment | |||
UCD98139 | Gypsophila paniculata | T. C. Fuller | 1963-7-16 | 10923 | Lassen | Janesville. | Comment | |||
CDA3429 | Gypsophila paniculata | T. C. Fuller | 1971-10-6 | 19933 | Lassen | Northeast side of Highway 395 to Susanville, 1 mile north of Janesville. | 0 | Comment | ||
CDA34391 | Gypsophila paniculata | Anonymous | 1987-6-17 | Lassen | Off US 395 near Janesville. | 0 | Comment | |||
UC1483851 | Hackelia californica | G. Schoolcraft | 1980-7-15 | 310 | Lassen | w of Bieber; Big Valley Mountain | 1798 | Comment | ||
UC1587098 | Hackelia californica | G. Schoolcraft | 1991-7-30 | 2197 | Lassen | e slope of Widow Mountain | 1859 | Comment | ||
UC1035983 | Hackelia californica | Helen K. Sharsmith | 1955-6-27 | 4517 | Lassen | n of Hat Creek Ranger Station (forest adjacent to Highway 89); Lassen National Forest | 1158 | Comment | ||
UC1537393 | Hackelia floribunda | Gordon H. True Jr. | 1936-6-27 | 562 | Lassen | n slope of Hot Spring Mountain | 1828 | Comment | ||
JEPS98273 | Halogeton glomeratus | Vernon H. Oswald | 2000-9-14 | 9962 | Lassen | Wendell Road 3.2 mi E of Hwy 395 | 1228 | Comment | ||
SBBG8396 | Helianthella californica | H. and M. Dearing | 1938-7-1 | 2246 | Lassen | near Westwood | Comment | |||
UC32278 | Helianthus annuus | Baker and Nutting | 1894-7-2 | Lassen | Comment | |||||
UC1483881 | Helianthus cusickii | G. Schoolcraft | 1979-6-19 | 71 | Lassen | South of Big Spring | Comment | |||
UC579801 | Helianthus cusickii | David D. Keck and J. Clausen | 1935-6-24 | 3739 | Lassen | 2 mi s Ravendale | 1465 | Comment | ||
UC727121 | Helianthus cusickii | A. A. Heller | 1938-6-23 | 15209 | Lassen | along Hwy 395 on ridge n Mapes | Comment | |||
CDA6549 | Helianthus cusickii | T. C. Fuller | 1959-7-7 | 2910 | Lassen | Highway 395 and railroad, 5 miles north of road to Wendel. | 0 | Comment | ||
RSA302646 | Helianthus cusickii | J. R. Shevock | 1972-5-20 | 1818 | Lassen | Near Johnsonville, Hwy 395. | Comment | |||
CAS-BOT-BC305785 | Helianthus nuttallii | Herbert L. Mason | 1947-8-11 | 13492 | Lassen | Highway 81, west margin of Lower Lake, north boundary of Lassen County with Modoc County | Comment | |||
HSC5797 | Helianthus nuttallii | M. T. Milligan | 1964-7-16 | 134 | Lassen | 2 mi. N on the Silver Lake Rd., along Upper Susan River. | 1829 | Comment | ||
UC1483827 | Heliotropium curassavicum | G. Schoolcraft | 1980-7-10 | 303 | Lassen | e. shore Eagle Lake | 1554 | Comment | ||
SEINET11197274 | Hemizonella minima | G. Schoolcraft | 1997-6-26 | 2601 | Lassen | W of Hwy 395 between Janesville and Milford | 1676 | Comment | ||
CHSC61154 | Hesperochiron californicus | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5377 | Lassen | Canal crossing Hwy. 44, 3.5 mi NW of A21 (to Westwood), at a large, meadowy flat covered with dwarf sagebrush and scattered small pines. | 1729 | 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 | ||
SEINET5499704 | Hesperochiron californicus | N. H. Holmgren, P. K. Holmgren | 1978-6-11 | 8910 | 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 | ||
UC773897 | Hesperochiron californicus | L. R. Short | 1936-4-28 | S- 330 | Lassen | Harvey Valley Lassen Forest, Harvey Valley | 1706 | Comment | ||
UCD55304 | Hesperochiron californicus | Ellen Dean; Gary Schoolcraft | 2006-5-16 | 3133 | 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. | 1251 | Comment | ||
HSC63725 | Hesperochiron californicus | Teresa Prendusi | 1980-4-29 | Lassen | Five Springs Mtn. | 1402 | Comment | |||
CHSC4793 | Hesperolinon micranthum | R. Carter | 1967-6-29 | 570 | Lassen | On rd to Murrer's Meadow. Eagle Lake. | Comment | |||
CHSC66391 | Hesperolinon micranthum | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7796 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hy. 36 ca. 7 mi W of Susanville. | 1420 | Comment | ||
CAS-BOT-BC280680 | Hesperostipa comata | John Thomas Howell | 1934-6-10 | 11841 | Lassen | Near Plumas Junction | Comment | |||
POM34557 | Heterotheca villosa var. minor | F. H. Hillman | 1897-7-12 | s.n. | Lassen | Chat | Comment | |||
CAS-BOT-BC312415 | Hieracium albiflorum | Alice Eastwood | 1912-8-22 | 1781 | Lassen | Trail from Morgans Springs to Sulphur Works, Lassen Butte Region | Comment | |||
CHSC5213 | Hieracium horridum | M. West | 1946-7-12 | Lassen | Silver Lake. | 1981 | Comment | |||
HSC40172 | Hieracium horridum | Thomas W. Nelson, Jane P. Nelson | 1976-8-1 | 3124 | Lassen | Lassen Volcanic National Park at Devestated Area | Comment | |||
UC92036 | Hieracium scouleri | unknown | 1892-6-28 | Lassen | Janesville | Comment | ||||
CHSC87105 | Hieracium scouleri var. scouleri | L. P. Janeway | 2001-6-20 | 7196 | Lassen | Modoc Plateau. Along '22' Road about 1.8 km west of Black Hole, about 11.9 km north-northeast of Harvey Mountain. | 1510 | Comment | ||
CHSC75503 | Hippuris vulgaris | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9737 | Lassen | Northeast of Susanville on County Rd. 216 (to Karlo and Biscar Wildlife Management Area) 0.3 mi west of Hwy. 395, springy marsh surrounded by sagebrush scrub. | 1353 | Comment | ||
UC20698 | Hippuris vulgaris | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3334 | Lassen | Honey Lake Valley, Honey Lake | 1219 | Comment | ||
UCD170233 | Holodiscus discolor var. glabrescens | K. M. Meyer; A. Townesmith | 2007-7-23 | 150 | 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 | ||
SEINET10663525 | Hordeum brachyantherum subsp. brachyantherum | Vernon H. Oswald, Lowell Ahart | 1999-6-9 | Oswald 9751 | Lassen | T31N R15E SE 1/4 Sect. 18. Northeast of Susanville on County Rd. 216 at Biscar Wildlife Management Area. | Comment | |||
UCD85742 | Hordeum jubatum | Gerald Dickinson | 1963-7-15 | 99 | Lassen | Ravenville. US Hwy 395. | 1618 | Comment | ||
CHSC117517 | Hordeum marinum subsp. gussoneanum | Lowell Ahart; John Dittes | 2016-7-13 | 21147 | 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 the southern slope of Big Valley. | 1289 | Comment | ||
UC1924232 | Hordeum murinum subsp. leporinum | Debra Valov | 2004-6-9 | 2004262 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | Comment | ||
CHSC65301 | Hornungia procumbens | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7202 | Lassen | Modoc Plateau. Horse Lake Rd. (Lassen 536) on the E side of Horse Lake, 13.5 mi W of Hwy. 395, N of Susanville. On the shore of the lake. | 1560 | Comment | ||
CHSC21234 | Hydrophyllum capitatum var. alpinum | F. Tom Griggs; Robert A. Schlising | 1974-5-30 | 3135 | Lassen | West side of Colman Lake, at margins of meadow. | 1950 | Comment | ||
UC1609439 | Hydrophyllum capitatum var. alpinum | Vernon H. Oswald and Lowell Ahart | 1993-5-12 | 5378 | Lassen | 3.5 mi nw A21 (to Westwood) (canal crossing Hwy 44, n side of road and e side of canal, at a large meadowy flat) | 1729 | Comment | ||
UC124657 | Hypericum anagalloides | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
SEINET10720226 | Hypericum perforatum | Karen M. Meyer, Andrew Townesmith | 2007-7-19 | Meyer 140 | Lassen | Lassen National Forest. Ca. 0.2 mi. on 29N03, off Hwy. 36 on pullout just past a dry creek. | 1459 | Comment | ||
SEINET5344266 | Hypericum scouleri | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | Comment | |||
SEINET8887136 | Iliamna bakeri | R. R. Halse | 2004-1 | 6615 | Lassen | Along State Hwy 139, ca 6 miles N of Eagle Lake | 1710 | Comment | ||
UCD126378 | Iliamna bakeri | Richard R. Halse | 2004-7-8 | 6615 | Lassen | Along State Highway 139, around 6 miles north of Eagle Lake. | 1710 | Comment | ||
JEPS816 | Ipomopsis aggregata | Jos. Grinnell | 1928-6-26 | Lassen | Butte Lake | 1889 | Comment | |||
UC879819 | Ipomopsis aggregata | C. L. Hitchcock | 1940-5-26 | 6601 | Lassen | ca 12 mi n Fall River Mills (Shasta Co.); Fall River | Comment | |||
CHSC13883 | Ipomopsis aggregata subsp. formosissima | S. Villard | 1973-7-12 | 65 | Lassen | Gallatin Peak. | 1066 | Comment | ||
HSC82266 | Ipomopsis congesta | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 5991 | Lassen | Along Adin-Madelin Rd., 16 mi. E of Adin in Ash Valley | 1555 | Comment | ||
RSA748951 | Ipomopsis congesta | J. R. Shevock, Barbara Ertter | 1986-7-20 | 11741 | Lassen | Ash Valley BLM Research Natural Area. Along Ash Valley Road about 16 miles W of Madeline and U.S. Hwy 395. | 1550 | Comment | ||
UC584300 | Ipomopsis congesta | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2269 | Lassen | s Susanville (sw of Diamond Mt.) | 2164 | 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 | ||
CHSC64801 | Ipomopsis polycladon | Vernon H. Oswald | 1995-5-24 | 6769 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) 5.0 mi e of Amedee Rd. at Wendel. On flat bordering the road. | 1219 | Comment | ||
POM312929 | Iris missouriensis | H. L. Mason | 1949-5-30 | s.n. | Lassen | Northeast of Burney Falls | 1524 | Comment | ||
UCD138823 | Iris tenuissima | Michael A. Vincent | 1999-6-9 | 8586 | Lassen | Along US Rt. 44, ca. 1 mile west of Viola, 13 miles east of Shingletown. | 1524 | Comment | ||
CHSC68763 | Ivesia paniculata | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8494 | 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 the creek paralleling the road. | 1546 | Comment | ||
SEINET3860245 | Ivesia paniculata | Barbara Kelly | 1977-8-9 | 559 | Lassen | Along dirt road from Adin 16 1/4 mi W of Madeline.; 0 | Comment | |||
SEINET4855367 | Ivesia paniculata | Unknown | 1980-7-6 | 5984 | Lassen | Ash Valley along Adin-Madeline Rd. 16 mi E of Adin. | 1555 | Comment | ||
JEPS109644 | Ivesia sericoleuca | Dean W. Taylor | 2002-6-21 | 18168 | Lassen | Elysian Valley (ca. 3 air miles West of Janesville), southerly middle border of the valley | 1310 | Comment | ||
CAS-BOT-BC109934 | Juncus | John Thomas Howell | 1976-7-19 | 51971 | Lassen | Sierra Nevada. On Gold Creek southwest of Susanville. | 1386 | Comment | ||
RSA0011564 | Juncus bufonius | Robert F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46988 | Lassen | Along Highway 395 ca. 6 miles north of Madeline and 4.5 miles south of Modoc county line | 1616 | 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 | |||
JEPS126567 | Juncus bufonius var. congestus | Lowell Ahart, John Dittes | 2016-6-7 | 20987 | Lassen | 120 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, hill at the southern slope of Big Valley. | Comment | |||
POM261438 | Juncus bufonius var. occidentalis | Alice Eastwood, John Thomas Howell | 1940-6-16 | 8339 | Lassen | Janesville. | Comment | |||
CHSC60786 | Juncus hemiendytus var. abjectus | Vernon H. Oswald; Lowell Ahart | 1993-6-3 | 5474 | Lassen | Champs Flat Rd. (Lassen 21/105, Forest 32N02), 3.7 mi N of Hwy 44 at spur road 32N02E, on the SE side of Pine Creek Valley, between Poison Lake and Susanville. In a large meadow. | 1731 | Comment | ||
CHSC60787 | Juncus hemiendytus var. abjectus | Vernon H. Oswald; Lowell Ahart | 1993-6-3 | 5481 | Lassen | Champs Flat Rd. (Lassen 105, Forest 32N28Y), where it diverges from Lassen 21 (32N02) to Eagle Lake, on the S side of Pine Creek Valley, between Poison Lake and Susanville. Along drainages and on the edge of a meadow. | 1725 | Comment | ||
JEPS118350 | 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 | ||
JEPS94376 | Juncus hemiendytus var. hemiendytus | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8653 | Lassen | s of Susanville (just s of the small pond on the crest of Diamond Mountain, about midway between Aspen Flat and Red Rock Lookout); crest of Diamond Mountain | 2249 | Comment | ||
RSA325011 | Juncus luciensis | A. Tiehm, Jan Nachlinger | 1984-6-25 | 8824 | Lassen | Rodeo Flat, 2.7 miles west of the state line on Buckhorn road from Ravendale to Hwy 81 | 1829 | Comment | ||
CHSC96731 | Juncus nevadensis | Gordon Leppig | 1998-7-12 | 946 | Lassen | Modoc National Forest, Blue Lake Ranch. Peatland in large meadow a complex. | 1970 | Comment | ||
UC1133741 | Juncus nevadensis | A. Simontacchi | 1940-6-7 | 894 | Lassen | 6.4 mi sse Beaver Spring; Lassen National Forest, Halls Flat Quad. | 1752 | Comment | ||
HSC22875 | Juncus orthophyllus | John Pratt | 1970-6-13 | 11 | Lassen | 1677 | Comment | |||
UC1601833 | Juncus parryi | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silve Lake Silver Lake | Comment | ||||
UC1133725 | Juncus sphaerocarpus | A. Simontacchi | 1940-6-5 | 815 A | Lassen | 8.3 mi wnw Harvey Valley Ranger Station; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
UC773861 | Juncus tenuis | L. R. Short and J. Warren | 1936-6-10 | S- 418 | Lassen | Burgess Spring Experiment Range. | Comment | |||
CHSC117212 | Juncus tiehmii | Lowell Ahart; John Dittes | 2016-6-7 | 20989 | Lassen | West edge of pond, near spillway 5 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 | ||
RSA699964 | 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 | ||
RSA78920 | Juniperus occidentalis | E. K. Balls, P. C. Everett | 1952-10-10 | 18141 | Lassen | 8 mi SE of ravendale, Hwy 395, between Susanville and Alturas. | 1280 | Comment | ||
UC1134311 | Juniperus occidentalis | C. G. Albertus | 1935-11-1 | 294 | Lassen | 2.1 mi ene Chats; Sierraville Quad. | 1569 | 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 | ||
UCR162426 | Juniperus occidentalis subsp. australis | David A. Charlet | 1991-8-7 | 909 | Lassen | East shore of Eagle Lake | 1616 | Comment | ||
CAS-BOT-BC81289 | Juniperus osteosperma | John Thomas Howell | 1961-9-25 | 36969 | Lassen | East side of Beckwourth Pass | 1554 | Comment | ||
RSA597875 | Juniperus osteosperma | F. C. Vasek | 1964-9-12 | 640912 -5 | Lassen | U.S. 395, 5.2 miles north of its junction with State 70 (U.S. alt. 40) | 1479 | Comment | ||
CHSC57200 | Kelloggia galioides | Mary Meyer | 1980-7-21 | Lassen | Beneath white fir stand. | 2103 | Comment | |||
CHSC60920 | Kelloggia galioides | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5657 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. | 1709 | Comment | ||
UC1137699 | Kelloggia galioides | A. Simontacchi | 1940-6-14 | 860 | Lassen | 7.5 mi wsw Schoonamaker Lake; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
UC1374967 | Kelloggia galioides | Noel H. Holmgren, John J. Fay, and Barton L. Bethers | 1970-6-24 | 4374 | Lassen | 2 mi w Westwood (at edge of airstrip) | 1554 | Comment | ||
SEINET12319533 | Kelloggia galioides | N. E. Heiken | 1978-1 | 78 | Lassen | E shore of Mahogany L, S of Eagle L | 2060 | Comment | ||
UC7408 | Kochia americana | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3329 | Lassen | Honey Lake Valley | 1219 | Comment | ||
JEPS97318 | Kochia scoparia | Vernon H. Oswald and L. Ahart | 1995-8-14 | 7172 | Lassen | T30N R15E center N side Sec. 15, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 crossing a flooded playa (Mud Flat) 1.8 mi N of Smoke Creek Ranch Rd., N of Susanville | 1348 | 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 | ||
UC1132160 | Koeleria macrantha | A. Simontacchi | 1940-7-8 | 945 | Lassen | 5.2 mi s Jelly Camp; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
CAS-BOT-BC271328 | Koeleria pyramidata | Gary Schoolcraft | 1983-6-29 | 1042 | Lassen | Along Hwy 139 near Upper McBride Sp. | 1889 | Comment | ||
CAS-BOT-BC271329 | Koeleria pyramidata | Clarence Quick | 1963-7-12 | 63 -32 | Lassen | Blacks Mountain Experimental Forest east of Halls Flat | 1859 | Comment | ||
JEPS94084 | Lactuca saligna | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9574 | Lassen | Hwy. 299 at the R.R. overpass on e. side of Nubieber (near the hwy.) | 1255 | Comment | ||
JEPS127275 | Lagophylla ramosissima | Lowell Ahart, John Dittes | 2016-7-13 | 21109 | Lassen | 80 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 | |||
CHSC106070 | Lagophylla ramosissima subsp. ramosissima | Lowell Ahart; John Dittes | 2010-7-31 | 16997 | 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 | ||
RSA0036999 | Lamium amplexicaule | Lowell A. Ahart, John Dittes | 2008-6-20 | 14962 | Lassen | 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 | ||
SEINET8584733 | Lappula redowskii var. cupulata | W. Harnach | 2010-6-1 | 1240 | Lassen | Honey Lake Valley, on Fort Sage Road then 1 mile N on Cal-Neva Road, Alturus powerline, ca 10 miles NE of Doyle. | 1219 | Comment | ||
CHSC99283 | Lasthenia glaberrima | Lowell Ahart; John Dittes | 2008-6-22 | 15041 | Lassen | About 20 yards west of the road levee, along a small natural drainage, open meadow area, in Big Valley, about 2.1miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5 miles (air) northeast of Bieber. | 1262 | Comment | ||
POM253256 | Lathyrus pauciflorus subsp. brownii | A. A. Heller | 1938-6-4 | 15148 | Lassen | 1 mile east of Fredonyer Pass. | 1707 | 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 | ||
CAS-BOT-BC321491 | Layia glandulosa | Milo S. Baker | 1936-6-16 | 8360 | Lassen | About 30 mi N of Susanville along Hwy 395. | Comment | |||
SEINET10473885 | Layia glandulosa | Mary Susan Taylor | 1982-5-29 | Taylor 4571 | Lassen | T22N R17E se/ne sec 11. Beckwourth Pass quad. Ca. 500 yds ne of the jct of Hwys 70 & 395 at Hallelula Jct, ca. 23 mi n of Reno. 5000 ft. | 1524 | Comment | ||
CHSC4847 | Lemna minor | R. Carter | 1967-7-13 | 590 | Lassen | Along shore of Willow Creek. | Comment | |||
RSA170169 | Lemna minor | W. L. Jepson | 1918-8-16 | 8000 | Lassen | Merrillville | 1524 | Comment | ||
JEPS114851 | Lemna minuta | Lowell Ahart, John Dittes | 2008-6-22 | 15022 | Lassen | On shallow water, south side of the levee, about 50 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 | ||
SD117142 | Lemna trisulca | Wayne P. Armstrong | 1984-8-25 | 1218 | Lassen | Willow Creek, at bridge on Highway 139, approximately10 miles north of Susanville. | 1509 | Comment | ||
CHSC112402 | Lepidium appelianum | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-9 | 18785 | Lassen | On the east side of the north-south road, on the west side of McArthur Diversion Canal, 2.1 air-miles of Rat Farm Boat Launch, 1.2 air-miles north of McArthur, Fall River Valley, McArthur Swamp. | 1007 | Comment | ||
SFV1437 | Lepidium appelianum | I. L. Wiggins, D. B. Wiggins | 1961-6-16 | 16529 | Lassen | 4.1 miles east of Bieber. | 1265 | Comment | ||
CHSC112401 | Lepidium campestre | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-9 | 18782 | Lassen | Pasture field, about 100 yards west of the north-south road, on the west side of McArthur Diversion Canal, 2.1 air-miles of Rat Farm Boat Launch, 1.2 air-miles north of McArthur, Fall River Valley, McArthur Swamp. | 1007 | Comment | ||
CHSC48334 | Lepidium campestre | Vernon Oswald | 1986-5-28 | 2046 | Lassen | Hwy 36, 9.8 mi e of the Plumas-Lassen County line, 2.0 mi sw of Fredonyer Pass. Along the road. | 1584 | Comment | ||
CHSC112394 | Lepidium chalepense | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-9 | 18786 | Lassen | On the east side of the north-south road, on the west side of McArthur Diversion Canal, 2.1 air-miles of Rat Farm Boat Launch, 1.2 air-miles north of McArthur, Fall River Valley, McArthur Swamp. | 1007 | Comment | ||
CHSC99531 | Lepidium chalepense | Lowell Ahart; John Dittes | 2008-6-20 | 14978 -B | Lassen | 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 | ||
POM94542 | Lepidium dictyotum | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat | 1616 | Comment | ||
CAS-BOT-BC89168 | Lepidium draba | Louella Bass | 1977-6-12 | 77 -4 | Lassen | Elysian Valley. | Comment | |||
CAS-BOT-BC89720 | Lepidium latifolium | T. C. Fuller | 1962-8-28 | 9478 | Lassen | On east side of road, Highway 395 to Lichtenfield, 4.7 miles south of Ravendale, Madelaine Plains. | Comment | |||
CAS-BOT-BC12813 | Lepidium perfoliatum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49209 | Lassen | Sierra Nevada. Elysian Valley northwest of Janesville. | 1325 | Comment | ||
CDA43003 | Lepidium perfoliatum | L. Ahart, John Dittes | 2008-6-2 | 14934 | Lassen | On the levee road, 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. | Comment Read comments Oct 5 2019 |
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JEPS95756 | Lepidium perfoliatum | Vernon H. Oswald and L. Ahart | 1995-6-19 | 6899 | Lassen | T30N R16E southeast corner Sect. 6, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395 | 1383 | Comment | ||
UC1924234 | Lepidium perfoliatum | Debra Valov | 2004-6-9 | 2004260 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | 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 | ||
CHSC61229 | Leptosiphon ciliatus | P. V. Caldwell | 1972-6-29 | 260 | Lassen | Eagle Lake. Stream that runs into Upper Deans Meadow, on bank. | Comment | |||
CHSC91188 | Leptosiphon 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 | ||
POM74002 | Leptosiphon ciliatus | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
SEINET7967451 | Leptosiphon ciliatus | John Thomas Howell | 1974-7-10 | 50560 | Lassen | Elysian Valley | 1326 | Comment | ||
CHSC44326 | Leptosiphon harknessii | Lowell Ahart; John Thomas Howell | 1974-7-9 | 518 | Lassen | Along the edge of Eagle Lake Road, near the south-west side of Eagle Lake. | 1584 | Comment | ||
UCD159576 | Leucanthemum vulgare | D. S. Park | 2011-6-27 | 313 | Lassen | Near Goodrich Mt. Between Rt. 36 and small stream. | 1556 | Comment | ||
CAS-BOT-BC334596 | Leucanthemum vulgare | Louella Bass | 1978-7-11 | 78 -4 | Lassen | Elysian Valley | 1325 | Comment | ||
CHSC61192 | Leucocrinum montanum | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5375 | Lassen | NE side of Hwy. 44, 1.6 mi NW of its intersection with A21 (to Westwood). | 1737 | Comment | ||
NY962821 | Leucophysalis nana | N. H. Holmgren | 1978-6-12 | 8936 | Lassen | 0.8 km (0.5 mi) east of Rye Patch Canyon summit, 16 km (10 mi) airline distance southeast of Ravendale | 1920 | Comment | ||
UC1583992 | Lewisia nevadensis | G. Schoolcraft | 1990-5-15 | 2044 | Lassen | 3 mi s Nubieber; John's Valley | 1402 | Comment | ||
UC803892 | Leymus | G. L. Stebbins Jr. | 1949-8-6 | 4007 | Lassen | 5 mi w Eagle Lake; McCoy Flat | 1524 | Comment | ||
CAS-BOT-BC283769 | Leymus cinereus | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-41 | Lassen | Burned area near Hallelujah Junction, W of Highway 395 and S of Highway 70 | 1493 | Comment | ||
JEPS87470 | Leymus cinereus | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5543 | Lassen | Eagle Lake Rd (Lassen A1) at Sandy Beach on w. shore of Eagle Lake (n. side of rd., ca 2.0 mi e.-n.e. of Spaulding Tract Rd. (Rd. 518, 33N89)) | 1566 | Comment | ||
RSA299613 | Leymus cinereus | J. T. Howell | 1974-7-9 | 50495 | Lassen | Susanville; Sierra Nevada | 1296 | Comment | ||
RSA299171 | Leymus triticoides | J. T. Howell | 1974-7-9 | 50467 | Lassen | Susanville | 1296 | Comment | ||
SEINET239973 | Leymus triticoides | G. L. Clifton | 1996-6-5 | 34630 | Lassen | East of Herlong close to the railroad. | 1230 | Comment | ||
UCD65610 | Leymus triticoides | L. Whitney | 1933-8-5 | s.n. | Lassen | Lassen National Forest. Near Slate Cr. | 1889 | Comment | ||
JEPS96064 | Ligusticum grayi | Vernon H. Oswald and Lowell Ahart | 1996-8-1 | 8127 .1 | Lassen | s.-s.w. Westwood (ca. 2 mi. n. of Dyer Mt. Lookout, Forest Rd. 28N56 (D-line), on downhill side of rd.) | 1737 | Comment | ||
JEPS88528 | Lilaea scilloides | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7878 | Lassen | Papoose Meadows located 2.5 mi s of Eagle Lake (and 0.5 mi e of Eagle Lake Road (A1), in Papoose Creek where it leaves the n end of the meadow, Modoc Plateau); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
SEINET4690760 | Lilaea scilloides | B. L. Wilson, D. Lytjen | 2005-7-28 | 11484 | Lassen | Deep creek enar confluence with a smaller stream | 1359 | Comment | ||
CHSC13735 | Lilium washingtonianum subsp. washingtonianum | S. Villard | 1973-7-3 | 58 | Lassen | On west side of county road going from Susanville to Plumas National Forest, 2 miles after pavement ends. | Comment | |||
UC1101424 | Limosella acaulis | Herbert L. Mason and Verne Grant | 1947-7-9 | 13293 | Lassen | 5 mi e Bieber | Comment | |||
UC1567430 | Limosella acaulis | G. Schoolcraft | 1989-7-24 | 1995 | Lassen | along n shore Said Valley Reservoir; n shore of Said Valley Reservoir | 1630 | Comment | ||
HSC20654 | Limosella acaulis | D. E. Anderson | 1962-8-6 | 2332 | Lassen | Lake at foot of Tule Mtn. | Comment | |||
CAS-BOT-BC246147 | Limosella aquatica | R. F. Thorne; C. W. Tilforth | 1969-9-5 | 39137 | Lassen | Said Valley Reservoir | Comment | |||
CHSC99734 | Limosella aquatica | Lowell Ahart; John Dittes | 2008-6-20 | 14927 | Lassen | Bottom of 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 7.0 miles (air) northeast of Bieber. | 1263 | Comment | ||
UC1101429 | Limosella aquatica | Verne Grant and Irving Schneider | 1947-7-31 | 8203 | Lassen | ne quarter of George Williams section 19 Madeline Plain | Comment | |||
CAS-BOT-BC332738 | Linanthus | R. F. Thorne; Larry E. DeBuhr | 1975-8-22 | 46973 | Lassen | Along Hwy 395 ca 6 miles N of Medeline and 4.5 miles S of Modoc county line | 1615 | Comment | ||
JEPS58271 | Linanthus bolanderi | J. G. Lemmon | May 1878 | Lassen | Susanville | Comment | ||||
RSA0037003 | Linanthus bolanderi | Lowell A. Ahart, John Dittes | 2008-6-19 | 14892 | Lassen | 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 | ||
UC52823 | Linanthus bolanderi | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s side Dixie Mts. | Comment | ||||
JEPS58449 | Linanthus harknessii | W. L. Jepson | 1918-8-5 | 7814 | Lassen | near South Fork Peak | 1645 | Comment | ||
SEINET12249488 | Linanthus harknessii | Unknown | 1967-1 | 562 | Lassen | 1.75 mi W of Eagle Lake Biology Station | 1585 | Comment | ||
RSA170303 | Linaria dalmatica | T. C. Fuller | 1963-7-15 | 10893 | Lassen | Along drainage way of n. facing slope, road to Pittville, 4.3 miles n.w. of Little Valley. | Comment | |||
CDA6343 | Linaria genistifolia subsp. dalmatica | T. C. Fuller | 1963-7-15 | 10893 | Lassen | Road to Pittville, 4.3 miles northwest of Little Valley. | 0 | Comment | ||
JEPS117582 | Linum lewisii var. lewisii | Lowell Ahart, John Dittes | 2010-7-31 | 16981 | Lassen | Dry meadow 10 yards northeast 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 | ||
OBI77066 | Lithophragma glabrum | Anthony Baniaga | 2011-6-7 | 316 | Lassen | Lassen NF. NW area of Grays Valley, just S of intersection of 33N11 and 32N83Y. Poison Lake quad T32N R7E sec 11 SW of NE | 1747 | Comment | ||
UC773886 | Lithophragma glabrum | L. R. Short | 1936-4-28 | S- 336 | Lassen | Burgess Spring Experiment Range , Burgess Spring Experiment Range (Lassen National Forest) | 1767 | Comment | ||
CAS-BOT-BC435430 | Lithophragma glabrum | Louella Bass | 1975-4-15 | 22 | Lassen | Elysian Valley; Sierra Nevada | 1325 | Comment | ||
CHSC11773 | Lithophragma tenellum | Wayne O. Baum | 1971-6-15 | 71 -1 | Lassen | South side of fire trail approx. 100 ft. from Rd. 5 at extreme S. E. corner of Gallatin Peak. | 1920 | Comment | ||
CHSC29956 | Lithophragma tenellum | Robin L. Ondricek | 1978-5-25 | 25 | Lassen | 150 yds N of cafeteria at Eagle Lake Field Station. | 1554 | Comment | ||
UC1127235 | Lithophragma tenellum | A. Simontacchi | 1940-5-10 | 693 | Lassen | 4.4 mi sse of B.M. 7310 on Blacks Mtn; Lassen National Forest, Halls Flat Quad. | Comment | |||
CDA42915 | Lithospermum arvense | L. Ahart, John Dittes | 2012-7-11 | 18351 | Lassen | 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. | Comment | |||
SEINET12326115 | Lithospermum californicum | A. Seneres, Harold, N. | 1983-1 | 104 | Lassen | Road 21 to Silver Lake. Lassen National Forest | Comment | |||
JEPS107869 | Lithospermum ruderale | Lowell Ahart, John Dittes | 2005-6-2 | 11932 | 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 | ||
UC1924198 | Lithospermum ruderale | Debra Valov | 2005-8-21 | 2005231 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1279 | Comment | ||
HSC69589 | Lithospermum ruderale | Gary Schoolcraft | 1979-6-19 | 67 | Lassen | W of Post Camp on N side of main road | 1829 | Comment | ||
SEINET10456166 | Lithospermum ruderale | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 463 | Lassen | 6 mi. N of Hallelujah Jct. on US Hwy 395. | 1402 | Comment | ||
SEINET8588539 | Lomatium austiniae | 2015-5-20 | NV 030 -1059 | Lassen | Plumas Allotment. HWY 395 into CA, first median crossing after check station, go over median, right on Country lane, follow to end of road. | 1520 | Comment | |||
NY1160625 | Lomatium macrocarpum | N. H. Holmgren | 1980-7-3 | 9487 | Lassen | U.S. Highway 395, 7.4 km (4.6 mi) south of Ravendale. | 1620 | Comment | ||
SEINET7063559 | Lomatium macrocarpum | A. G. Vestal | 1947-4-5 | s.n. | Lassen | Hidden Valley south of Route 139. UTM Zone 11, 702975mE, 4478192mN. (WGS84/NAD83). | 1295 | Comment | ||
UC1523794 | Lomatium nevadense | Gary Schoolcraft | 1981-4-23 | 365 | Lassen | Ash Valley | 1524 | Comment | ||
UC1123086 | Lomatium nevadense var. parishii | A. Simontacchi | 1940-5-14 | 709 A | Lassen | 10.2 mi e Coyote Spring; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
POM78132 | Lomatium nudicaule | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin s Ranch. | 1463 | Comment | ||
UC1123087 | Lomatium nudicaule | A. Simontacchi | 1940-6-13 | 856 | Lassen | 3.3 mi. w.-s.w. Patterson Mt. (Lassen Nat'l Forest); , Halls Flat Quad. | Comment | |||
UC1137735 | Lomatium nudicaule | L. R. Short and Wm. Gansberg | 1936-6-8 | S- 399 | Lassen | Lassen Forest, Burgess Spring Exp. Range | 1755 | Comment | ||
CAS-BOT-BC217795 | Lomatium ravenii | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6564 | Lassen | U.S. Hwy 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield | 1330 | Comment | ||
LA84781 | Lomatium ravenii | Tracy Call; Viola Call | 1961-5-30 | 2048 | Lassen | about 2 mi. S of Ravendale | 1462 | Comment | ||
UC1177543 | Lomatium ravenii | Peter H. Raven with Otto T. Solbrig | 1958-6-17 | 13287 | Lassen | 1.8 mi. s. Ravendale (along U.S. Hwy. 395) | Comment | |||
UC1228811 | Lomatium ravenii | Lincoln Constance and Emil DiFulvio | 1962-4-16 | 3747 | Lassen | 1 mi. s. Ravendale | 1615 | Comment | ||
UC1483812 | Lomatium ravenii | T. Prendusi, M. Meyer | 1980-5-1 | Lassen | S of Ravendale | 1615 | Comment | |||
CHSC112191 | Lomatium roseanum | Dean Wm. Taylor | 2012-6-7 | 21235 | Lassen | Sierra Nevada. Diamond Mts.: Ridgetop 1 mile east of Diamond Peak. | 2225 | Comment | ||
CHSC29875 | Lomatium triternatum var. macrocarpum | Robin L. Ondricek | 1978-6-6 | 31 | Lassen | Ca. 1 mi from ELFS where the power lines cross the road. | 1572 | Comment | ||
CHSC117768 | Lomatium vaginatum | L. P. Janeway; B. Castro | 2015-6-5 | 11773 | Lassen | Great Basin, Modoc Plateau. Along Tuledad Road (County Road 506) 4.7 road-km south of the junction at the west end of Tuledad Canyon; 2.6 air-km east-northeast of Dodge Reservoir. | 1846 | Comment | ||
JEPS127567 | Lomatium vaginatum | L. P. Janeway, B. Castro | 2015-6-5 | 11773 | Lassen | Great Basin, Modoc Plateau. Along Tuledad Road (County Road 506) 4.7 road-km south of the junction at the west end of Tuledad Canyon; 2.6 air-km east-northeast of Dodge Reservoir. Buckhorn Lake 7.5' Quad, | Comment | |||
UC729645 | Lonicera conjugialis | Carl B. Wolf | 1929-9-1 | 3786 | Lassen | between Grassy Lake and Snag Lake; Mt. Lassen National Park | Comment | |||
CAS-BOT-BC200923 | Lotus | John Thomas Howell | 1976-7-19 | 51953 | Lassen | Southwest of Susanville on Gold Run Road | 1341 | Comment | ||
GMDRC7741 | Lotus corniculatus | J. M. Andre, G. Clifton | 1993-6-11 | 33422 | Lassen | Modoc Plateau: NW of Snowstorm Mtn, approx. 3 mi. east of Horse Lake, 12 mi. S of Ravendale | 1545 | Comment | ||
JEPS126485 | Lotus corniculatus | Valda Lockie, Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemky | 2015-7-16 | CA 350 -049 | Lassen | Take Smoke Creek Road to Sand Pass Road. Turn left at Parker Reservoir. | Comment | |||
UC1776700 | Lotus purshianus | G. Schoolcraft | 1992-8-11 | 2247 | Lassen | Along Hwy 395 near Janesville Grade intersec | 1280 | Comment | ||
POM253309 | Lotus unifoliolatus | A. A. Heller | 1938-7-28 | 15300 | Lassen | Just east of Westwood. | Comment | |||
RSA0028052 | Lupinus | John F. Emmel | 1996-7-14 | 1426 | Lassen | Long Valley; between Hwy. 395 and railroad tracks at south edge of Doyle. | 1305 | 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 | ||
CHSC27936 | Lupinus angustiflorus | M. S. Taylor | 1974-6-20 | 314 | Lassen | Abundant around Crater Lake, Lassen National Park. | Comment | |||
CHSC30579 | Lupinus arbustus | Sori H. Shad | 1970-7-9 | 45 | Lassen | Found at edge of Dean's Meadow. | 1828 | Comment | ||
CHSC905 | Lupinus arbustus | R. Gein | 1946-6-20 | Lassen | Mt. Fredonyer. | 2133 | Comment | |||
UCD35731 | Lupinus arbustus | Beecher Crampton | 1960-6-18 | 5724 | Lassen | Southern Warner Mtns., vicinity of Blue Lake Ranch; northeastern part of the county. | 1981 | Comment | ||
SEINET10490461 | Lupinus arbustus subsp. arbustus | Paul Gallian, Billy Joe Cox | 1971-6-2 | Gallian 478 | Lassen | Ca 3 miles s of janesville at honey lake, rest area on us hwy 395; in Sagebrush-grass margin between jeffery pine-oak forest and honey lake | 1250 | Comment | ||
RSA59743 | Lupinus arbustus subsp. calcaratus | E. K. Balls | 1950-5-19 | 14788 | Lassen | 14 miles west of Madeline on road from Adin. | 1616 | Comment | ||
SEINET10484728 | Lupinus arbustus subsp. silvicola | A. Arthur Heller | 1938-6-4 | Heller 15142 | Lassen | Rather common in the yellow pine forest in open places just w of fredonyer pass E of westwood. Transition life zone | 1707 | Comment | ||
CAS-BOT-BC208734 | Lupinus argenteus var. heteranthus | Walter Knight; Irja Knight | 1981-5-20 | 4116 | Lassen | 27 miles S of Alturas | Comment | |||
CAS-BOT-BC208737 | Lupinus argenteus var. heteranthus | W. W. Eggleston | 1927-7-14 | 21501 | Lassen | Reserboir above Grasshopper Valley, Lassen Forest | 1500 | Comment | ||
CAS-BOT-BC208743 | Lupinus argenteus var. heteranthus | Roxana S. Ferris; Rena Duthie | 1919-6-13 | 18 | Lassen | Madaline | Comment | |||
CAS-BOT-BC208746 | Lupinus argenteus var. heteranthus | John Thomas Howell | 1934-7-10 | 12560 | Lassen | Black's Mt. | Comment | |||
CAS-BOT-BC208751 | Lupinus argenteus var. heteranthus | John Thomas Howell | 1934-7-10 | 12560 | Lassen | Black's Mt. | Comment | |||
CAS-BOT-BC208752 | Lupinus argenteus var. heteranthus | Gary Schoolcraft | 1983-7-20 | 1098 | Lassen | S. slopes of Fredonyer Peak | 2194 | Comment | ||
CAS-BOT-BC208768 | Lupinus argenteus var. heteranthus | A. B. Clawson | 1935-7-13 | C- 213 | Lassen | 3 mi. SW of Madeline | Comment | |||
NY736922 | Lupinus argenteus var. heteranthus | N. H. Holmgren | 1978-6-11 | 8925 | Lassen | Painters Flat road, 31.2 km (19.4 mi) east of Ravendale and 25 km (15.5 mi) airline distance | 1800 | Comment | ||
NY736932 | Lupinus argenteus var. heteranthus | J. Huber | 1971-6-2 | 140 | Lassen | 6 miles north of Hallelujah Jct. on U.S. Highway 395 | 1402 | Comment | ||
NY736987 | Lupinus argenteus var. heteranthus | M. Bourell | 1997-5-31 | 5879 | Lassen | Wendel Road 10.9 miles southeast of Highway 395 | Comment | |||
RSA795328 | Lupinus argenteus var. heteranthus | L. Ahart, John Dittes | 2010-7-31 | 16977 | 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 | ||
UC83091 | Lupinus argenteus var. heteranthus | T. S. Brandegee | 1892-6-23 | Lassen | Honey Lake | Comment | ||||
UCR270692 | Lupinus argenteus var. heteranthus | John F. Emmel | 1999-6-5 | 1631 | Lassen | Honey Lake Basin, north end of Fort Sage Mountains, east base of Turtle Mountain | 1280 | Comment | ||
CHSC106591 | Lupinus argenteus var. meionanthus | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | 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 | ||
CDA43214 | Lupinus caudatus subsp. caudatus | Jeffery Huber | 1971-6-2 | 145 | Lassen | 6 miles north of Hallelujah Junction on US Highway 295. | 0 | Comment | ||
SEINET10490606 | Lupinus caudatus subsp. caudatus | H. Dearing, M. Dearing | 1938-6-30 | Dearing 2228 | Lassen | 40 mi. W of susanville, poison lake. | 1219 | Comment | ||
SEINET249342 | 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 | ||
SEINET5332986 | Lupinus lepidus var. confertus | R. R. Halse | 2004-7-22 | 6670 | Lassen | Along U.S. Hwy 395, ca. 7.8 miles southeast of Susanville. | 1293 | Comment | ||
UC1129510 | Lupinus lepidus var. confertus | H. S. Yates | 1936-8-11 | 6071 | Lassen | Baxter Creek; Susanville Quadrangle, Baxter Creek | Comment | |||
UC1533129 | Lupinus lepidus var. confertus | G. Schoolcraft | 1986-5-20 | 1579 | Lassen | along road to Hanson Ranch ne Horse Lake; ne of Horse Lake | 1554 | Comment | ||
UC572381 | Lupinus lepidus var. confertus | H. S. Yates | 1936-8-11 | 6071 | Lassen | Baxter Creek; Susanville Quadrangle, Baxter Creek | Comment | |||
CHSC66243 | Lupinus lepidus var. sellulus | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7867 | 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 | ||
JEPS103203 | Lupinus leucophyllus | G. Schoolcraft | 1994-6-9 | 2347 | Lassen | 1 1/2 mile NE of Hwy 139 on Grasshopper-Termo Road | 1615 | Comment | ||
SEINET10488726 | Lupinus leucophyllus | Charles Piper Smith | 1947-6-13 | Smith 47448 | Lassen | Highway 299, adin, 1.3 mi west | Comment | |||
UC199306 | Lupinus microcarpus var. microcarpus | Franklin P. Nutting | Lassen | Dixey Mts. South side | Comment | |||||
CAS-BOT-BC323945 | Lupinus nevadensis | M. S. Taylor | 1982-5-29 | 4567 | Lassen | Along dirt road paralleling Hwy 395, on its E side, ca 0.5 mi N of Hwy 395 jct with Scott Rd, ca. 20 mi N of Reno. | Comment | |||
JEPS103164 | Lupinus nevadensis | Beth Corbin | 2002-4-11 | 1056 | Lassen | Skedaddle Ranch Rd, W of Skedaddle Ck, .5 mi NE of Spencer Ck Rd. | 1310 | Comment | ||
JEPS94110 | Lupinus nevadensis | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9113 | Lassen | ca. 5 mi. n.-n.e. Doyle (rd. to ORV parking area in Fort Sage Mts., 0.6 mi. e. of Fort Sage Rd.); Fort Sage Mts. | 1402 | Comment | ||
SEINET10450707 | Lupinus nevadensis | Taylor | 1982-5-29 | Taylor 4567 | Lassen | In sage brush scrub along dirt rd parallelling hwy. 395, On its e side, ca 1/2 Mi n of hwy. 395 Jct with scott rd, ca 20 mi n of reno. With castilleja. | Comment | |||
SEINET10452155 | Lupinus nevadensis | Mary Susan Taylor | 1982-5-29 | Taylor 4567 | 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 | ||
UC138031 | Lupinus onustus | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
POM24043 | Lupinus polycarpus | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
SCFS2168 | Lupinus polyphyllus var. burkei | L. Loeblich | 1964-6-30 | 63 | Lassen | 17.6 mi N of Susanville on Hwy 139 in ditch 2 m E of hwy | 488 | Comment | ||
HSC69591 | Lupinus pusillus subsp. intermontanus | Gary Schoolcraft | 1980-5-30 | 246 | Lassen | On S side of road into Diaz Ranch at N end of Mud Flat | 1360 | Comment | ||
RSA263046 | Lupinus sellulus subsp. sellulus | B. J. Cox | 1971-6-11 | 3179 | Lassen | 8 mi. W. of Susanville, on Calif. Hwy. 36. | 1555 | Comment | ||
SEINET10490263 | Lupinus subvexus var. transmontanus | David B. Dunn | 1956-7-3 | Dunn 11925 | Lassen | Collected on roadside among volcanic rocks. Along hwy 395, 5.5 mi s of likely, Before dropping into valley. Color lavender. Sagebrush common. | Comment | |||
UC429126 | Luzula comosa var. laxa | Franklin P. Nutting | Lassen | Pine Creek Northern California, Pine Creek | Comment | |||||
HSC93435 | Lythrum portula | Vernon H. Oswald, L. Ahart | 1996-8-1 | 8104 | Lassen | Mtn. Meadows Reservoir SW of Westwood, receding shore NE of Indian Ole Dam | 1540 | Comment | ||
CAS-BOT-BC343697 | Madia elegans | John Thomas Howell | 1974-7-10 | 50556 | Lassen | Elysian Valley | 1325 | Comment | ||
CAS-BOT-BC343694 | Madia elegans | Elmer I. Applegate | 1923-9-30 | 4034 | Lassen | Constantia | Comment | |||
UC2047849 | Madia exigua | Debra Valov | 2016-6-20 | 1297 | Lassen | Bieber; off County Rd. A2 c. 8 km east of Hwy 299; on NW-facing, dry, rocky outcrop. | Comment | |||
UC89366 | Madia exigua | T. S. Brandegee | 1892-6-30 | Lassen | Janesville | Comment | ||||
CAS-BOT-BC334690 | Madia glomerata | David D. Keck | 1930-7-23 | 955 | Lassen | Fifteen miles west of Susan ville, Sierra Nevada | 1524 | Comment | ||
CAS-BOT-BC508541 | Maianthemum racemosum subsp. amplexicaule | Alice Eastwood | 1912-8-22 | 1787 | Lassen | Trail from Morgans Springs to Sulphur Works | Comment | |||
CAS-BOT-BC347438 | Malacothrix floccifera | Clare B. Hardham | 1969-8-28 | 17422 | Lassen | Slope west of Janesville | Comment | |||
CAS-BOT-BC347439 | Malacothrix floccifera | Louella Bass | 1974-7-1 | EV 153 | Lassen | Elysian Valley | 1325 | Comment | ||
CAS-BOT-BC347440 | Malacothrix floccifera | Louella Bass | 1983-6-2 | s.n. | Lassen | On Sears Road near Janesville | Comment | |||
CHSC7775 | Malva neglecta | Beverly J. Wise | 1969-5-26 | 68 | Lassen | Susanville - 833 Mark St. | 1310 | Comment | ||
JEPS124804 | Malva neglecta | Peter Schultz | 1967-7-2 | 172 | Lassen | 1 mile south of Milford city limit. Highway 395. | Comment | |||
UC1192360 | Marsilea | Verne Grant and Irving Schneider | 1947-7-31 | 8219 | Lassen | irrigation ditch running sw into State Fish and Game nesting area on w end Section 19 Madeline Plain | Comment | |||
CAS-BOT-BC71144 | Marsilea | Clarence R. Quick | 1962-6-17 | 62 -26 | Lassen | Swains Hole, south of Blacks Mountain Experimental station | 1554 | Comment | ||
CHSC13512 | Marsilea vestita | K. R. Stern | 1974-6-26 | Lassen | On s side of Hwy 44, 5.6 mi n of intersection with County Rd. A-21 to Westwood. | Comment | ||||
CHSC7653 | Matricaria discoidea | Jesse Langdon | 1969-6-3 | 26 | Lassen | Susanville, Soil Conservation Office. | 1310 | Comment | ||
JEPS114634 | Matricaria discoidea | Lowell Ahart, John Dittes | 2008-6-20 | 14911 | 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 | ||
JEPS93831 | Matricaria discoidea | Vernon H. Oswald and Lowell Ahart | 1998-6-4 | 9138 | Lassen | Red Rock Road at its junction with Highway 395 s of Constantia; Red Rock Road | 1365 | Comment | ||
SEINET10474309 | Matricaria matricarioides | Mary Susan Taylor | 1982-8-19 | Taylor 5025 A | Lassen | T23N R17E ne sec 23? Beckwourth Pass quad. E side of Hwy 395, ca. 4 mi n of its jct with Hwy 70 at Hallelujah Jct. Sagebrush Scrub; 4900 ft. | 1493 | Comment | ||
SCFS2169 | Medicago sativa | H. Naqui | 1965-7-13 | 130 | Lassen | PCT dunes [?] bridge, Hwy 139 | 1402 | Comment | ||
UCD107934 | Medicago sativa | P. B. Kennedy | 1927-9-1 | s.n. | Lassen | Standish. | Comment | |||
UC972186 | Melica fugax | Milo S. Baker | 1952-4-24 | 12411 | Lassen | ca 15 mi e Chester (at old road quarry) | Comment | |||
CHSC80722 | Melica stricta | V. H. Oswald; B. Corbin, K. Earll, G. Schoolcraft | 2001-6-2 | 10037 | Lassen | Northeast of Doyle in the Fort Sage Mtns, trail to top of mountain from the end of a 4WD road. | 1828 | Comment | ||
SJSU11391 | Mentha arvensis | J. W. Tilden | 1960-6-27 | 1521 | Lassen | by Moonlight Rd, 5 mi E of Westwood | 1524 | Comment | ||
CHSC71128 | Mentzelia albicaulis | Vernon H. Oswald | 1998-5-22 | 9137 | Lassen | Fort Sage Rd. 2.3 mi north of Hackstaff Rd., ca. 3.5 mi north of Doyle. | 1341 | Comment | ||
CHSC93683 | Mentzelia albicaulis | Lowell Ahart; John Dittes | 2005-6-1 | 11888 | Lassen | On the north side of Scott Road, Long Valley, about 4 1/4 miles (air) north of the intersection of Scott Road and Highway 70, 5.5 miles (air) northwest of Hallelujah Junction. | 1433 | Comment | ||
JEPS29743 | Mentzelia albicaulis | Rimo Bacigalupi and L. R. Heckard | 1962-5-28 | 8498 | Lassen | 2.7 mi n Milford (along U.S. highway 395) | 1219 | Comment | ||
JEPS124817 | Mentzelia albicaulis | N. L. Rechen | 1964-7-1 | 73 | Lassen | 1 mile north of Susanville. H. 139 | Comment | |||
CHSC91323 | Mentzelia congesta | Lowell Ahart; John Dittes | 2005-6-1 | 11887 | Lassen | On the north side of Scott Road, Long Valley, about 4 1/4 miles (air) north of the intersection of Scott Road and Highway 70, 5.5 miles (air) northwest of Hallelujah Junction. | 1433 | Comment | ||
JEPS87411 | Mentzelia congesta | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5537 | Lassen | ca 2.0 m ENE Spaulding Tract Rd. (Eagle Lake Rd. (Lassen Al) at Sandy Beach on the W shore of Eagle Lake); Eagle Lake | 1566 | Comment | ||
RSA715551 | Mentzelia congesta | L. Ahart, John Dittes | 2005-6-1 | 11887 | 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 | ||
CHSC92643 | Mentzelia dispersa | L. P. Janeway | 2005-7-4 | 8470 | Lassen | High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41. | 1752 | 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 | ||
UC506973 | Mentzelia dispersa | George A. Fischer, Irwin H. Johnson | 1933-7-12 | F 229 | Lassen | Lassen Forrest, Patterson Flat | 1737 | Comment | ||
JEPS88213 | Mentzelia dispersa | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7772 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off Hwy. 36 ca. 7 mi W of Susanville | 1432 | Comment | ||
RSA719900 | Mentzelia dispersa | Michael A. Vincent, K. Levings | 2006-7-29 | 12904 | Lassen | Along Rte. 36, 14.3 miles west of Susanville | Comment | |||
RSA0034475 | Mentzelia laevicaulis | Geo. R. Julian | 1962-8-3 | s.n. | Lassen | California Highway #139 north of Susanville. | Comment | |||
UC420650 | Mentzelia montana | T. S. Brandegee | 1892-6-23 | Lassen | Honey Lake | Comment | ||||
RSA202434 | Mentzelia montana | Jack Major | 1966-6-24 | s.n. | Lassen | Above Blue Lake. Warner Mountains. Modoc National Forest. Northeastern Lassen County. (ca. 18 miles airline southeast of Likely) | 1905 | Comment | ||
CHSC7719 | Mertensia ciliata var. stomatechoides | Clarence Ash | 1969-5-21 | 2 | Lassen | Diamond Mountain, distance from Susanville undetermined. | 1828 | Comment | ||
CHSC61178 | Micranthes aprica | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5373 | Lassen | SW side of Hwy. 44, 0.9 mi NW of its intersection with A21 (to Westwood), at a large opening in the forest. | 1737 | Comment | ||
OBI77064 | Micranthes aprica | Anthony Baniaga | 2011-6-5 | 308 | Lassen | Lassen NF. Pine Crk Valley N side. Pine Crk Valley quad. T32N R8E sec 35 SW of SW | 1726 | Comment | ||
NY539941 | Micromonolepis pusilla | A. Tiehm | 1986-5-12 | 10351 | 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 | ||
SEINET10800109 | Microseris laciniata | Katherine L. Morris, Douglas G. LeDoux; David B. Dunn | 1973-5-25 | Morris 223 | Lassen | Collected in an area of sugar pine, Libocedrus, and yellow pine. 2.5 mi. N of Jct. 36 & Hwy 44. | Comment | |||
CHSC60877 | Microseris laciniata subsp. laciniata | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5670 | Lassen | Halls Flat Rd. (33N18), 1.4 mi SSW of Pittville Rd. (Lassen 111, 36N01), ca. 5.4 mi (air) NW of Poison Lake. On the W side of the road. | 1694 | Comment | ||
SEINET11601923 | Microseris laciniata subsp. laciniata | D. W. Taylor | 19519 | Lassen | Pittville; County Road 404 4.5 road miles traveling south therefrom; uncultivated rocky plain southwest of the road bend | 1006 | Comment | |||
UC1609228 | Microseris laciniata subsp. laciniata | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5588 | Lassen | Harvey Valley Rd (33N02) 1.7 mi n Hwy 44 (e side of valley, e of Poison Lake); Grays Valley | 1719 | Comment | ||
SEINET11601925 | Microseris laciniata subsp. siskiyouensis | G. Schoolcraft | 1993-6-1 | 2274 | Lassen | Secret Creek area S. of TulePatch Spring | Comment | |||
CAS-BOT-BC349301 | Microseris nutans | James Jokerst | 1983-7-25 | 1887 | Lassen | Near Madeline Plains | 1614 | Comment | ||
HSC28899 | Microseris nutans | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19168 | Lassen | 3 mi. N of Westwood | Comment | |||
RSA702595 | Microseris nutans | L. P. Janeway | 2004-6-26 | 8152 | 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 | ||
UC1070116 | Microseris nutans | Robert W. Gardner | 1937-6-16 | G- 14 | Lassen | Burgess Spring Experimental Range Halls Flat Quad. | 1798 | Comment | ||
CDA8392 | Microseris nutans | T. C. Fuller | 1963-6-1 | 10631 | Lassen | East side of road to Hall s Flat, 9.4 miles south of Pittville. | 0 | Comment | ||
RSA122925 | Microsteris gracilis subsp. humilis | L. R. Short, Wm. Gansberg | 1936-6-2 | S- 363 | Lassen | Lassen [National] Forest. MDM, Burgess Spr. Exp. Range | 1860 | Comment | ||
RSA104220 | Microsteris gracilis subsp. humilis | Verne Grant, Alva Grant | 1956-5-18 | 21757 | Lassen | Sage brush flat about Lassen County: 8 miles S of Madeline | 1280 | Comment | ||
JEPS88205 | Mimulus breweri | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7866 | Lassen | Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake, Modoc Plateau, Montane Meadow in Yellow Pine Forest, on the W side of the meadow ca. 0.2 mi S of the cabin. | 1633 | Comment | ||
UC1778583 | Mimulus evanescens | S. E. Schoenig | 1998-7-5 | 98 -70 | Lassen | SW shore of Moll Reservoir, 2 meters from waters edge. | 1499 | Comment Read comments May 29 2009 |
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CHSC117277 | Mimulus guttatus | Lowell Ahart; John Dittes | 2016-7-15 | 21224 | Lassen | On the west side of the road about 600 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
JEPS10455 | Mimulus guttatus | W. L. Jepson | 1939-8-11 | 19374 | Lassen | Milford | 1280 | Comment | ||
UC27028 | Mimulus guttatus | Mrs. C. C. Bruce | June 1898 | 2276 | Lassen | Shumway | Comment | |||
UC526139 | Mimulus guttatus | John Thomas Howell | 1934-7-9 | 12518 | Lassen | Bridge Creek Spring | Comment | |||
JEPS2648 | Mimulus jepsonii | W. L. Jepson | 1910-6-10 | 4112 | Lassen | Twin Lakes (Grassy Lake); ; Twin Lakes (Grassy Lake), Lassen Co. | 2225 | Comment | ||
UC699729 | Mimulus moniliformis | Farris Farris | 1936-6-10 | Lassen | Diamond Mountain | 1828 | Comment | |||
RSA447975 | Mimulus moschatus var. moniliformis | Christopher Davidson | 1974-7-25 | 2496 | Lassen | Lassen Volcanic National Park. | 1982 | Comment | ||
CDA38387 | Mimulus nanus | S. E. Schoenig | 1998-7-5 | 98 -72 | Lassen | By south side of Highway 44, vicinity of Bogard Campground. | Comment | |||
HSC22960 | Mimulus nanus var. mephiticus | John Pratt | 1970-7-11 | 76 | Lassen | At base of Dyer Mtn lookout tower. | Comment | |||
HSC63954 | Mimulus nanus var. mephiticus | Teresa Prendusi | 1980-7-1 | Lassen | Champ's Flat | 1707 | Comment | |||
RSA536391 | Mimulus pygmaeus | Beth Corbin | 1991-6-10 | 621 | Lassen | Pine Creek at Little Harvey Valley 8 miles NE of USFS Bogard Work Center. | 1700 | Comment | ||
CAS-BOT-BC9536 | Mimulus rubellus | Clarence Roy Quick | 1962-6-17 | 62 -21 | Lassen | Swains Hole, south of Blacks Mountain Experimental Station | 1554 | Comment | ||
UC1063539 | Mimulus suksdorfii | A. Simontacchi | 1940-5-14 | 716 | Lassen | 10.2 mi e Coyote Spring; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UCR268963 | Monardella odoratissima subsp. glauca | Jim Andre, Tasha La Doux, Senna T. Andre, Elias Andre | 2013-7-12 | 31425 | Lassen | along north side of Hwy 44 at south end of Grays Valley, along National Forest Route 33N02, north of Bogard Buttes, c. 30 mi west of Susanville | 1733 | Comment | ||
CAS-BOT-BC213930 | Monardella odoratissima subsp. pallida | M. S. Baker; Frank Nutting | 1894-7-28 | s.n. | Lassen | Mts. s of Eagle Lake | Comment | |||
CHSC45231 | Monardella odoratissima subsp. pallida | P. V. Caldwell | 1972-7-8 | 269 | Lassen | Eagle Lake. Rd 32N02 about 2 mi from Summit Camp. | Comment | |||
UC124967 | Monardella odoratissima subsp. pallida | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
CHSC75490 | Monolepis nuttalliana | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9754 | Lassen | Northeast of Susanville and 3.8 mi south of Biscar Wildlife Management Area on BLM 26030. | 1347 | Comment | ||
UC1602197 | Monolepis nuttalliana | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s. side Dixey Mts. Dixey Mts. | Comment | ||||
SDSU5609 | Monolepis nuttalliana | D. F. Howe | 1964-7-31 | 3903 | Lassen | Modoc National Forest 10.2 miles from entrance on road from Likely. | 1768 | Comment | ||
CAS-BOT-BC444695 | Montia chamissoi | Louella Bass | 1973-6-17 | 123 | Lassen | Elysian Valley. | 1325 | Comment | ||
JEPS94476 | Montia linearis | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8497 | Lassen | 0.1 mi e of Highway 139 (n of Susanville on Forest Route 38N04 between Highway 139 near Willow Creek Guard Station and Coyote Flat, small creek paralleling the road); Forest Route 38N04 | 1546 | Comment | ||
CAS-BOT-BC262635 | Muhlenbergia asperifolia | John Thomas Howell | 1973-7-10 | 49801 | Lassen | Hwy. 395, 4 miles north of Doyle | Comment | |||
POM172678 | Muhlenbergia asperifolia | Franklin P. Nutting | s.n. | Lassen | Eagle Lake. | Comment | ||||
SEINET7297179 | Muhlenbergia asperifolia | John Thomas Howell, Gordon H. True | 1973-1 | 50147 | Lassen | Roadside in Mountain Meadows east of Westwood | 1554 | Comment | ||
UC188911 | Muhlenbergia asperifolia | Milo S. Baker | Lassen | Eagle Lake | Comment | |||||
CAS-BOT-BC260595 | Muhlenbergia filiformis | G. Schoolcraft | 1997-7-30 | 2623 | Lassen | W slope of Diamond Mountain | 1889 | Comment | ||
RSA256304 | Muhlenbergia jonesii | J. R. Reeder, C. G. Reeder | 1973-6-5 | 6237 | Lassen | 25 miles NW of Susanville along Hwy 44 in Lassen Nat'l Forest | 1768 | Comment | ||
UC163551 | Muhlenbergia jonesii | Milo S. Baker | Lassen | Eagle Lake | Comment | |||||
RSA0115568 | Muhlenbergia richardsonis | Jim M. Andre, G. Clifton | 1993-6-11 | 33424 | Lassen | Modoc Plateau: NW of Snowstorm Mtn, approx. 3 mi. east of Horse Lake, 12 mi. S of Ravendale. | 1545 | Comment | ||
UC1101591 | Muhlenbergia richardsonis | Malcolm A. Nobs and S. Galen Smith | 1949-7-21 | 1060 | Lassen | 4 mi n Madeline (shallow marshy stream from springs) | Comment | |||
UC1132396 | Muhlenbergia richardsonis | Robert W. Gardner | 1939-7-10 | G- 35 | Lassen | Grass Valley Halls Flat Quadrangle | Comment | |||
UC507007 | Muhlenbergia richardsonis | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F- 196 | Lassen | Dry Lake Lassen <National> Forest, Grass Valley | 1694 | Comment | ||
SACT001607 | Muhlenbergia squarrosa | Malcolm Nobs, S. Smith | 1949-7-21 | Lassen | Shallow marshy stream from springs, 4 miles north of Madeline. | Comment | ||||
CHSC71134 | Muilla transmontana | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9133 | Lassen | Near the summit of the dirt road in the Fort Sage Mtns. 3.5 mi east of Fort Sage Rd., ca. 6 mi NE of Doyle. | 1737 | Comment | ||
RSA377621 | Muilla transmontana | Christopher Davidson | 1975-6-7 | 2762 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
CAS-BOT-BC83317 | Myosurus minimus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49217 | Lassen | Sierra Nevada. Elysian Valley northwest of Janesville. | 1325 | Comment | ||
CAS-BOT-BC83320 | Myosurus minimus | James Jokerst | 1983-7-25 | 1890 | Lassen | Near Madeline Plains. | 1614 | Comment | ||
CHSC68760 | Myosurus minimus | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8518 | 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 | ||
CHSC99498 | Myosurus minimus | Lowell Ahart; John Dittes | 2008-6-20 | 14940 | Lassen | In vernal pools and swales, 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 | ||
RSA0035919 | Myosurus minimus | Lowell A. Ahart, John Dittes | 2008-6-20 | 14940 | 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 | ||
UC72894 | Myosurus minimus | Milo S. Baker | 1894-7-1 | Lassen | Dixie Mts | Comment | ||||
POM93121 | Myriophyllum hippuroides | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
UCR153449 | Myriophyllum sibiricum | R. F. Thorne, C. W. Tilforth | 1969-9-5 | 39132 | Lassen | Said Valley Reservoir, Said Valley Reservoir: Near junction of Grasshopper Road and Highway 139 | 1646 | Comment | ||
JEPS28701 | Myriophyllum sibiricum | George W. Gillett | 1957-7-28 | 920 | Lassen | E shore Butte Lake, Lassen Volcanic National Park. | 1844 | Comment | ||
CHSC65036 | Nama aretioides var. californica | Vernon H. Oswald; Lowell Ahart | 1995-7-5 | 6955 | Lassen | Modoc Plateau. North of Honey Lake on Smoke Creek Ranch Rd., 4.0 mi e of Hwy 395. | 1383 | Comment | ||
RSA0043136 | Nama aretioides var. californica | Christopher Davidson | 1975-6-7 | 2760 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
RSA0084057 | Nama aretioides var. californica | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. | 1524 | Comment | ||
CHSC60745 | Nama densa var. densa | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5539 | 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). In dry sand between clumps of brush on the N side of the road. | 1566 | Comment | ||
UC735057 | Nama densa var. parviflora | Lincoln Constance | 1946-7-3 | 3099 | Lassen | 7 mi n of Spaldings (northern edge of Eagle Lake); northern edge of Eagle Lake | 1676 | Comment | ||
CHSC4873 | Navarretia breweri | R. Carter | 1967-6-23 | 543 | Lassen | Ca. 5 yds. off N side of road. | Comment | |||
NY1012731 | Navarretia breweri | N. H. Holmgren | 1980-7-3 | 9491 | 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 | ||
UC1116681 | Navarretia breweri | Beecher Crampton | 1961-6-20 | 5737 | Lassen | 6.5 mi n Bogard Ranger Station; Lassen National Forest, Little Harvey Valley | 1676 | Comment | ||
UC133863 | Navarretia breweri | Frank Stephens | 1894-7-10 | Lassen | above Pete's Valley | 1463 | Comment | |||
UC1609320 | Navarretia breweri | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5592 | Lassen | 1.7 mi n Hwy 44 (Harvey Valley Rd (33N02), e side of Grays Valley) | 1719 | Comment | ||
UCD34872 | Navarretia breweri | Beecher Crampton | 1964-6-26 | 7088 | Lassen | Lassen County, ca. 3.5 miles N.W. of Susanville, Gray's valley 3 miles N.W. of Bogard Ranger Station. | Comment | |||
UC1124159 | Navarretia divaricata | A. Simontacchi | 1940-5-28 | 777 | Lassen | 3.2 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quad. | 1767 | Comment | ||
JEPS114395 | Navarretia intertexta | Lowell Ahart, John Dittes | 2008-6-22 | 15028 | Lassen | about 120 yards west of the road levee, 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 | ||
POM74438 | Navarretia intertexta | Marcus E. Jones | 1897-6-18 | 10111 | Lassen | Chat. | 1524 | Comment | ||
CHSC117215 | 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. | 1289 | Comment | ||
HSC82196 | Navarretia intertexta subsp. propinqua | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6051 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
UC1184059 | Navarretia intertexta subsp. propinqua | Jean Langenheim | 1957-6-22 | 4366 | Lassen | Said Valley, ne part of Lassen County Said Valley | Comment | |||
SJSU11522 | Navarretia intertexta subsp. propinqua | J. W. Tilden | 1960-6-27 | 1519 | Lassen | by Moonlight Rd 5 mi E of Westwood | 1524 | Comment | ||
CHSC4760 | Navarretia leptalea | R. Carter | 1967-7-14 | 615 | Lassen | Roadside on N side of rd. Ca. 2 mi E of Silver Lake along N side of Rd. (31N07). | 1828 | Comment | ||
CHSC6202 | Navarretia leptalea | J. B. Kimsey | 1946-6-26 | Lassen | Pine Creek, Eagle Lake. | 1615 | Comment | |||
JEPS69637 | Navarretia leptalea subsp. leptalea | Brown and Wieslander | 1922-8-20 | 86 | Lassen | Martin Sprs. Eagle Lake | Comment | |||
JEPS19812 | Navarretia leucocephala | Rimo Bacigalupi with S. Galen Smith | 1957-6-28 | 6002 | Lassen | 3.1 mi s Madeline (along U.S. Highway 395); Madeline Plains | 1615 | Comment | ||
JEPS19814 | Navarretia leucocephala subsp. minima | Rimo Bacigalupi with S. Galen Smith | 1957-6-28 | 6001 | Lassen | 3.1 mi s Madeline (along U.S. Highway 395); Madeline Plains | 1615 | Comment | ||
POM75594 | Navarretia leucocephala subsp. minima | Marcus E. Jones | 1897-6-18 | 10107 | Lassen | Chat. | 1524 | Comment | ||
RSA0035408 | Navarretia leucocephala subsp. minima | Lowell Ahart, John Dittes | 2008-6-20 | 14952 | 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 | ||
UC1228161 | Navarretia leucocephala subsp. minima | Beecher Crampton | 1960-6-20 | 5731 | Lassen | 0.5 mi s Black Mtn. exper. Sta. U.S.D.A. Forest Service (11 mi nw Bogard Ranger Sta); Lassen National Forest | 1706 | Comment | ||
UC1537488 | Navarretia leucocephala subsp. minima | Gordon H. True Jr. | 1936-6-25 | 528 | Lassen | e of Harvey Ranger Station; Harvey Valley | 1706 | Comment | ||
UC908650 | Navarretia leucocephala subsp. minima | Lincoln Constance | 1946-7-3 | Lassen | Madeline Station | Comment | ||||
RSA67607 | Navarretia sinistra | Verne Grant, Alva Grant | 1950-7-13 | 8941 | Lassen | Above Fredonyer Camp on road from Westwood to Susanville | 1524 | Comment | ||
UC1137711 | Nemophila parviflora var. austiniae | L. R. Short and J. Warren | 1936-6-9 | S- 404 | Lassen | Burgess Spr. Exp. Range Lassen National Forest, Burgess Spr. Exp. Range | 1844 | Comment | ||
CAS-BOT-BC231218 | Nemophila parviflora var. austiniae | Philip A. Munz | 1947-5-18 | 11860 | Lassen | Fredonyer Forest Campground on Highway 36, W of Susanville | 1508 | Comment | ||
RSA122626 | Nemophila parviflora var. austiniae | L. R. Short, J. Warren | 1936-6-9 | S- 404 | Lassen | Burgess Spring Experiment Range. | 1845 | Comment | ||
JEPS114643 | Nemophila pedunculata | Lowell Ahart, John Dittes | 2008-6-20 | 14918 | 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 | ||
RSA0043177 | Nemophila pedunculata | L. Ahart, John Dittes | 2005-6-1 | 11898 | Lassen | On the south side of Scott Road, east side of the railroad underpass, Long Valley, about 4.75 miles (air) north of the intersection of Scott Road and Hwy 70, 6.2 miles (air) northwest of Hallelujah Junction. | 1460 | Comment | ||
UC606930 | Nemophila pedunculata | L. Constance | 1938-6-10 | 2323 | Lassen | 2.6 mi sw Fredonyer Pass (McKenzie Meadows at Coppervale Ranger Station, Chester--Susanville Road); sw of Fredonyer Pass, McKenzie Meadows | 1524 | Comment | ||
CHSC65042 | Neoholmgrenia andina | Vernon H. Oswald; Lowell Ahart | 1995-7-5 | 6959 | Lassen | Modoc Plateau. North of Honey Lake at Bull Flat on Smoke Creek Ranch Rd., 10.3 mi e of Hwy. 395. At roadside. | 1432 | Comment | ||
CHSC116095 | Nepeta cataria | Lowell Ahart; John Dittes | 2015-7-13 | 20313 | Lassen | Along levee road, 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 | ||
HSC68171 | Nestotus stenophyllus | J. P. Smith, J. O. Sawyer | 1971-5-23 | 4659 | Lassen | Along Hwy. 139, 23 miles south of junction with road to Thermo. | Comment | |||
CHSC5920 | Nicotiana attenuata | J. B. Kimsey | 1946-6-17 | Lassen | Eagle Lake. Horse Lake. | 1554 | Comment | |||
SJSU11381 | Nicotiana attenuata | M. R. Kempf | 1965-7-12 | 294 | Lassen | Eagle Lake | 1584 | Comment | ||
POM103204 | Nitrophila occidentalis | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
SEINET4174378 | Nitrophila occidentalis | Unknown | unknown | s.n. | Lassen | 2 mi SW of Wendel | Comment | |||
JEPS103174 | Nothocalais troximoides | G. Schoolcraft | 1993-6-10 | 2295 | Lassen | S. 3of CR. 512, S. of Red Rock Lake | 1828 | Comment | ||
UC1070117 | Nothocalais troximoides | A. Simontacchi | 1940-5-17 | 732 | Lassen | 5.7 mi ssw Patterson Mountain; Halls Flat Quad. | Comment | |||
UC584293 | Nothocalais troximoides | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2309 | Lassen | w Milford; crest of range head of Stony Ridge | 1950 | Comment | ||
HSC22878 | Oenothera deltoides | John Pratt | 1970-6-14 | 16 | Lassen | East of Janesville | Comment | |||
CHSC12954 | Oenothera deltoides subsp. piperi | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5803 | Lassen | Field on w side of Janesville Rd., ca. 0.1 mi w of turnoff from Hwy. 395, ca. 11 mi se of Susanville. | Comment | |||
JEPS94105 | Oenothera deltoides subsp. piperi | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9095 | Lassen | Hwy. 395 at an intermittent drainage crossing the rd. 2.3 mi. s. Milford | 1255 | Comment | ||
UC566272 | Oenothera deltoides subsp. piperi | E. Sawyer | 1935-6-27 | 231 | Lassen | Long Valley Sierraville Quadrangle | 1310 | Comment | ||
SJSU10936 | Oenothera deltoides subsp. piperi | G. R. Ostrander | 1965-7-12 | 70 | Lassen | by Hwy 395, 5 mi N of Doyle | 1158 | Comment | ||
NY998663 | Oenothera deltoides var. piperi | J. T. Howell | 1973-5-12 | 49230 -A | Lassen | On Highway 395 northwest of Doyl on road to Milford | 1280 | Comment | ||
SEINET5345714 | Oenothera deltoides var. piperi | P. B. Kennedy | 1901-6-10 | s.n. | Lassen | R.R. Station, Constantia | Comment | |||
UCR71445 | Oenothera elata subsp. hirsutissima | Barbara Ertter | 1987-7-24 | 7304 | Lassen | Eastern Sierra Nevada Mountains, c. 3/4 mi east-northeastof Beckwourth Pass at end of old paved road | 1524 | Comment | ||
RSA146045 | Oenothera elata subsp. hirsutissima | J. W. MacSwain | 1959-8-12 | 59 -147 | Lassen | 2 miles north of Bridge Camp, Hot Creek. | Comment | |||
RSA516978 | Oenothera elata subsp. hookeri | Barbara Ertter | 1987-7-24 | 7304 | Lassen | ca 3/4 mi ENE of Beckwourth Pass at end of old crumbling paved road. | 1524 | Comment | ||
SEINET8884758 | Olsynium douglasii | R. Mills | 1956-4-29 | 13 | Lassen | 7 miles south of Susanville, , along a creek bed on south side of hill. | 1279 | Comment | ||
CHSC29904 | Onobrychis viciifolia | Robin L. Ondricek | 1978-6-6 | 33 | Lassen | 1.2 mi from Hwy 139 on the road to Eagle Lake Field Station. | 1499 | Comment | ||
SEINET6188292 | Oreocarya schoolcraftii | G. Schoolcraft | 1999-7-12 | 2858 | Lassen | N. of Tuledad Canyon near NV stateline. | 1737 | Comment | ||
CAS-BOT-BC350042 | Oreostemma alpigenum var. andersonii | Hans Leschke | 1958-9-30 | 1571 | Lassen | Lassen Volcanic National Park. Grassy Swales | 1935 | 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 |
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UC2027324 | Oreostemma alpigenum var. andersonii | Anthony Baniaga | 2011-8-9 | 491 | Lassen | Lassen National Forest. About 1/2 mi W of Griffith Hill, S of 30N21. Swain Mountain quadrangle | Comment | |||
CAS-BOT-BC350041 | Oreostemma alpigenum var. andersonii | Hans Leschke | 1959-8-3 | 1595 | Lassen | Lassen Volcanic National Park. Grassy Swales | 1935 | Comment | ||
HSC93438 | Oreostemma elatum | Vernon H. Oswald | 1996-8-1 | 8120 | Lassen | FS Rd. 28N56 (D-line), 2 mi. N of Dyer Mtn. Lookout, SSW of Westwood | 1738 | Comment | ||
CHSC29921 | Orobanche corymbosa | Robin L. Ondricek | 1978-6-27 | 76 | Lassen | At Brockman Flat Lava Beds. | 1584 | Comment | ||
SEINET10935676 | Orobanche uniflora | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 2594 | Lassen | Approx 12 mi s of adin on calif hwy 139, in basalt and clay; along edge of road on Rolling knoll, in artemisia-juniper assoc. | 1372 | Comment | ||
UC1609174 | Orobanche uniflora subsp. occidentalis | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5615 | Lassen | N of Highway 44 on Rd. 33N06, on the SSE flank of Harvey Mtn., NNE of Burgess Meadow, NE of Poison Lake. | Comment | |||
CAS-BOT-BC500270 | Orobanche uniflora subsp. occidentalis | Doris Kildale Gillespie | 1930-5-13 | 9368 | Lassen | Between Susanville and Janesville | Comment | |||
SD52193 | Orthocarpus copelandii var. cryptanthus | F. Stephens | 1894-7-15 | 8115 | Lassen | Bunch Grass Spring | Comment | |||
UCD18956 | Orthocarpus cuspidatus subsp. copelandii | Raymond D. Ratliff | 1965-7-17 | 21 | Lassen | Lassen National Forest, Lyon's hgd., Harvey Valley Allot. | 1706 | Comment | ||
CHSC23505 | Orthocarpus cuspidatus subsp. cryptanthus | Wayne O. Baum | 1970-7-7 | 70 -2 | Lassen | Top of Gallatin Peak. | 2117 | Comment | ||
UC1137581 | Orthocarpus cuspidatus subsp. cryptanthus | A. Simontacchi | 1940-7-8 | 926 | Lassen | 5.2 mi s Jelly Camp; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1137684 | Orthocarpus cuspidatus subsp. cryptanthus | L. R. Short and J. Warren | 1936-6-23 | S- 453 | Lassen | Burgess Spr. Exp. Range; Lassen Forest, Burgess Spr. Exp. Range | 1804 | Comment | ||
RSA0089259 | Orthocarpus purpurascens | Bonnie C. Templeton | 1938-4-15 | s.n. | Lassen | Near Roscoe. | Comment | |||
UC1483840 | Osmorhiza berteroi | G. Schoolcraft | 1979-8-2 | 178 | Lassen | Tule Mountain; top, Bureau of Land Management | 2133 | Comment | ||
OBI75887 | Osmorhiza berteroi | Anthony Baniaga | 2011-8-16 | 501 | 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 | ||
RSA616541 | Oxytheca dendroidea | G. R. Ballmer | 1993-7-31 | s.n. | Lassen | Sandy flats along Fort Sage Road, NE of Doyle, SE of Honey Lake, 2-5 miles airline W of Nevada border | 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 | ||
HSC68931 | Packera eurycephala | Gary Schoolcraft | 1980-6-5 | 251 | Lassen | N base of Snowstorm Mtn. | 1585 | Comment | ||
CAS-BOT-BC316858 | Packera eurycephala var. eurycephala | C. C. (Mrs.) Bruce | 1898-6-1 | 2176 | Lassen | Shumway | Comment | |||
CAS-BOT-BC316859 | Packera eurycephala var. eurycephala | Michael A. Vincent | 1999-6-9 | 8581 | Lassen | Along US Rte. 395, south of Ravendale Fire Station, 1.8 miles north of rest area, and 24.8 miles north of Litchfield. | 1524 | Comment | ||
JEPS25533 | Packera eurycephala var. eurycephala | Rimo Bacigalupi with Lincoln Constance | 1959-6-16 | 7147 | Lassen | 3.7 mi s junction with road to Bieber (along county road from Susanville to Adin) | 1615 | Comment | ||
CHSC93246 | Packera streptanthifolia | John Dittes; Scott Chamberlain | 2004-6-28 | 1011 | Lassen | Modoc Plateau; Long Valley; ca. 2.0 air-miles northeast of Hwy 70 at Beckwourth Pass, ca. 3.0 air-miles west of Hwy 395, ca. 0.9 air-mile east of Plumas County line; meadow. | 1448 | Comment | ||
POM99648 | Paeonia brownii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
NY1092251 | Panicum capillare | A. Tiehm | 1980-5-29 | 5759 | Lassen | Amedee Hot Springs, north end of Honey Lake Valley, 4 air miles SE of Wendel. | 1220 | Comment | ||
UC149529 | Panicum capillare | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3346 | Lassen | Honey Lake Valley | Comment | |||
CDA5490 | Pastinaca sativa | T. C. Fuller | 1959-7-7 | 2793 | Lassen | North of Cornell Street, west of Foss Street, Susanville. | 0 | 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 | ||
SEINET13352677 | Pectocarya penicillata | A. Tiehm | 1980-1 | 5753 | Lassen | N end of Honey Lake Valley, 2 air miles NW of Wendel. | 1231 | Comment | ||
UC1258487 | Pectocarya penicillata | G. Schoolcraft | 1980-5-8 | 231 A | Lassen | e Herlong; Bureau of Land Management | 1219 | Comment | ||
SBBG68675 | Pedicularis attollens | S. W. Hutchinson | -Jun-1925 | 1092 | Lassen | Eagle Lake | 1554 | Comment | ||
SBBG7089 | Pedicularis attollens | H. and M. Dearing | 1938-7-1 | 2238 | Lassen | 12 mi W of Susanville | Comment | |||
SD6612 | Pedicularis attollens | Mrs. R. M. Austin | 1882-8-9 | Lassen | Kings Valley | Comment | ||||
JEPS94553 | Pedicularis groenlandica | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8652 | Lassen | s of Susanville (just s of the small pond on the crest of Diamond Mountain, about midway between Aspen Flat and Red Rock Lookout); crest of Diamond Mountain | 2249 | Comment | ||
CHSC5004 | Pedicularis semibarbata | K. C. Newman | 1967-7-14 | 80 | Lassen | Collected near Silver Lake, along the road just past the picnic area in dry soil. | 1828 | Comment | ||
UC1063371 | Penstemon deustus | A. Simontacchi | 1940-6-4 | 795 | Lassen | 7.1 mi sw Jacks Lake; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
SD77352 | Penstemon deustus | Francis W. Pennell | 1940-6-7 | 25722 | Lassen | Route 299, 11 miles west of Nubieber | 1096 | Comment | ||
CHSC4272 | Penstemon deustus var. pedicellatus | K. R. Stern | 1967-6-24 | 2426 | Lassen | Murrer Meadow Road, ca. 3 mi. E of Eagle Lake Biological Station. | 1554 | Comment | ||
JEPS107844 | Penstemon deustus var. pedicellatus | Lowell Ahart, John Dittes | 2005-6-2 | 11979 | 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 | ||
UC477496 | Penstemon deustus var. pedicellatus | A. G. Brenneis | 1928-7-3 | 12 | Lassen | Jesson Valley Lassen Forest, Jesson Valley | 1463 | Comment | ||
CHSC29258 | Penstemon gracilentus | J. D. Prouty | 1978-6-28 | 11 | Lassen | E of Eagle L., at W shore of Lower Dy L. | Comment | |||
CHSC80282 | Penstemon gracilentus | Jeanne Boze | 1981-6-11 | 103 | Lassen | About 5 m from road, along Horse Lake Road, 5.5 mi from Hwy 139. | 1676 | Comment | ||
JEPS11269 | Penstemon gracilentus | Jos. Grinnell | 1928-6-16 | Lassen | Eagle Lake Lassen Peak Region | 1584 | Comment | |||
NY600719 | Penstemon gracilentus | A. M. Alexander | 1946-8-13 | 5157 | Lassen | West side of Eagle Lake | Comment | |||
UC1483843 | Penstemon gracilentus | G. Schoolcraft | 1979-7-3 | 110 | Lassen | 4.3 mi up the road from Observation Peak (near Curlleaf Mtn.); up rd from Obseration Peak, near Curlleaf Mtn. | 2133 | Comment | ||
UC477494 | Penstemon gracilentus | A. G. Brenneis | 1928-7-3 | 9 | Lassen | Jesson Valley Lassen Forest, Jesson Valley | 1463 | Comment | ||
HSC93439 | Penstemon neotericus | Vernon H. Oswald, L. Ahart | 1996-8-1 | 8118 | Lassen | Junction of FS Rd. 28N56 (D-Line) and the spur road to Indian Ole Dam on Mtn. Meadows Reservoir, SW of Westwood | 1537 | Comment | ||
RSA21708 | Penstemon neotericus | Carl B. Wolf | 1937-8-7 | 9068 | Lassen | Northern Sierra Nevada. Red Bluff -Susanville Road, 11.5 mi E of Chester. | 1494 | Comment | ||
SBBG28997 | Penstemon neotericus | D. D. Keck | 1930-7-23 | 957 | Lassen | E of Westwood | 1493 | Comment | ||
CAS-BOT-BC239221 | Penstemon newberryi var. berryi | Clare B. Hardham | 1969-8-28 | 17449 | Lassen | West of Janesville | 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 | ||
CAS-BOT-BC383112 | Penstemon newberryi var. newberryi | Andrew Townesmith; Karen M. Meyer | 2007-7-22 | 843 | Lassen | Lassen National Forest, Almanor Ranger District. Little Tule Lake, 6.1 miles west county road A21 on county road 110 and Forest Service road 10 | 1980 | Comment | ||
JEPS7416 | Penstemon roezlii | A. A. Heller | 1938-6-23 | 15195 | Lassen | on Highway #36, 2 mi e Fredonyer Pass; e of Fredonyer Pass | 1645 | Comment | ||
NY641730 | Penstemon roezlii | R. G. Olmstead | 1984-6-27 | 582 | Lassen | 10.3 miles east from U.S. 395 pm Rye Patch Canyon road. | 1603.3 | Comment | ||
UC1924562 | Penstemon roezlii | Debra Valov | 2006-5-29 | 2006034 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1294 | Comment | ||
UC887288 | Penstemon roezlii | A. A. Heller | 1938-6-23 | 15195 | Lassen | e Fredonyer Pass; e of Fredonyer Pass | 1645 | Comment | ||
JEPS128128 | Penstemon rydbergii | Catherine Bauer with Ellen Bauer Benson | 2017-8-18 | 25 | Lassen | South of Highway 44, North of Butte Lake, at Butte Creek Campground. Santa Clara Valley, National Forest Service, National Forest Campground. | Comment | |||
CAS-BOT-BC239500 | Penstemon rydbergii var. oreocharis | John Thomas Howell | 1934-7-7 | 12460 | Lassen | Board Ranger Station | Comment | |||
CHSC30583 | Penstemon rydbergii var. oreocharis | Leonard Walk | 1972-6-29 | 48 | Lassen | Dean's Meadow on S. side of pond. | 1981 | Comment | ||
CHSC30588 | Penstemon rydbergii var. oreocharis | Marc Held | 1972-6-29 | 23 | Lassen | South end of Dean's Meadow. | Comment | |||
JEPS6627 | Penstemon rydbergii var. oreocharis | A. A. Heller | 1938-6-22 | 15182 | Lassen | along Highway #36 one mi e Westwood; e of Westwood | 1524 | Comment | ||
RSA0059628 | Penstemon rydbergii var. oreocharis | Lowell Ahart, John Dittes | 2011-6-20 | 17502 | Lassen | About 40 yards west of the stream, about 50 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 | ||
UCSB6193 | Penstemon rydbergii var. oreocharis | Heller, A. | 1938-6-23 | Lassen | East of Westwood | 1493 | Comment | |||
CHSC23549 | Penstemon speciosus | W. O. Baum | 1971-6-28 | 25 | Lassen | S. slope of Gallatin Peak. | 2042 | Comment | ||
CHSC98580 | Penstemon speciosus | B. Castro; L. P. Janeway | 2005-7-10 | 1495 | Lassen | Northern High Sierra Nevada. Crest of the Diamond Mtns, overlooking Janesville and Honey Lake, 0.15 mi N of Rd 28N01 and 0.4 mi E of its junction with Janesville Grade (Rd 29N01/Rd 208). Knoll on N side of crest, in soft decomposed granite soil among rounded granite boulders. | 1859 | Comment | ||
RSA401878 | Penstemon speciosus | Rockwell | 1925-07 | s.n. | Lassen | Eagle Lake. | Comment | |||
UC1012478 | Penstemon speciosus | Francis W. Pennell | 1940-6-9 | 25753 | Lassen | Route 395, 5 mi n Madeline; n of Madeline | 1676 | Comment | ||
UC614464 | Penstemon speciosus | L. Constance | 1938-6-11 | 2331 | Lassen | 3.5 mi n Secret Valley (Madeline Plains on Susanville-Alturas road); n of Secret Valley, Madeline Plains | 1524 | Comment | ||
NY661063 | Penstemon speciosus | D. D. Keck | 1935-6-25 | 3768 | Lassen | Ca. 2 miles west of Westwood on road to Chester at Co. line. | Comment | |||
RSA121811 | Penstemon speciosus | G. A. Fischer, Irwin H. Johnson | 1933-7-12 | F- 220 | Lassen | Lassen Forest. | 1707 | Comment | ||
JEPS94561 | Penstemon sudans | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8599 | Lassen | on Forest Rd. 29N43 1.2 mi e Gold Run Rd. (29N10) (n side of mt., s of Susanville); Diamond Mtn. | 1685 | Comment | ||
NY661797 | Penstemon sudans | G. W. Gillett | 1953-7-13 | 274 | Lassen | Fredonyer Pass, Highway 36. One mile east of pass. | 1706.9 | Comment | ||
NY661801 | Penstemon sudans | D. D. Keck | 1930-7-23 | 948 | Lassen | Susanville | 1280.2 | 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 | ||
UC423647 | Penstemon sudans | David D. Keck | 1930-7-23 | 953 | Lassen | 4 mi w Susanville; Sierra Nevada | 1463 | Comment | ||
CAS-BOT-BC239691 | Penstemon venustus | Karl A. Vincent | 1987-6-25 | 4436 | Lassen | Sierra Nevada, SE side of Fredonyer Butte; steep gravelly roadbank along N side of CA 36 ca 11.5 mi WSW of Susanville, E of Fredonyer Pass | 1584 | Comment | ||
HSC100162 | Peraphyllum ramosissimum | J. P. Smith, & J. O. Sawyer | 2011-8-14 | 13377 | Lassen | Along service road, 1.8 mi. from Hwy. 395. | 1541 | Comment | ||
UC565390 | Peraphyllum ramosissimum | Junea Kelly | 1937-5-30 | Lassen | Mapes | 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 | ||
RSA0065395 | Perideridia bolanderi | M. P. Harthill | 1971-6-21 | 230 | Lassen | Ravendale. | Comment | |||
NY1102238 | Perideridia bolanderi subsp. bolanderi | W. W. Eggleston | 1911-5-29 | 6704 | Lassen | Vicinity of Doyle Station | Comment | |||
SEINET12120566 | Perideridia gairdneri | Unknown | 1978-1 | 3 | Lassen | Papoose Creek, SE corner of Eagle L | 1585 | Comment | ||
SEINET12121439 | Perideridia gairdneri | Unknown | 1978-1 | 62 | Lassen | Papoose Creek ca 1 km S of Gallatin Beach, S end of Eagle L | 1585 | Comment | ||
JEPS117580 | Perideridia lemmonii | Lowell Ahart, John Dittes | 2010-7-31 | 16991 | Lassen | On the south side 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 | ||
UC1523773 | Perideridia oregana | Gary Schoolcraft | 1971-7-13 | 503 | Lassen | near Silva Flat | 1719 | Comment | ||
CAS-BOT-BC423344 | Peritoma platycarpa | Elmer I. Applegate | 1934-5-3 | 8923 | Lassen | South of Secret Valley | Comment | |||
CHSC30561 | Persicaria | Sori H. Shad | 1970-6-19 | 8 | Lassen | Found on pine creek, 50 yard below california fish and game cambine [sic[. | 1524 | Comment | ||
CHSC41840 | Persicaria | P. V. Caldwell | 1972-7-12 | 281 | Lassen | Eagle Lake. Growing along entire length on Papoose Creek on the muddy banks. | Comment | |||
UCD149828 | Persicaria amphibia | Al Jennings | 1963-7-10 | s.n. | Lassen | Lassen County. Honey Lake Refuge. | Comment | |||
CHSC59095 | Persicaria lapathifolia | Vernon H. Oswald; Lowell Ahart | 1992-8-25 | 5189 | Lassen | Alluvial fan of Grassy Creek at the S end of Snag Lake. | 1850 | Comment | ||
UC1069415 | Phacelia | A. Simontacchi | 1940-6-24 | 849 | Lassen | 0.2 mi nnw Halls Flat; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
JEPS25529 | Phacelia adenophora | Rimo Bacigalupi with Lincoln Constance | 1959-6-16 | 7143 | Lassen | US Hwy 395 1/4 mi s junction of road to Smoke Creek (playa beside road) | 1341 | Comment | ||
RSA293371 | Phacelia adenophora | Reino Alava | 1957-7-5 | 1136 | Lassen | 4.8 miles south of Ravendale on Highway 395. | Comment | |||
RSA38630 | Phacelia adenophora | P. A. Munz | 1947-5-19 | 11874 | Lassen | 19 miles south of Ravendale. | 1341 | Comment | ||
SD131633 | Phacelia adenophora | Arnold Tiehm, Margaret Williams, Jan Nachlinger | 1988-6-2 | 11701 | Lassen | S side of Schaffer Mt, W of Hwy 395 from Susanville to Alturas, 3.4 mi N of Wendel Rd | 1387 | Comment | ||
SJSU14070 | Phacelia adenophora | W. Savage | 1964-6-30 | 337 | Lassen | by Hwy 89, 11 mi N of Susanville | Comment | |||
POM98589 | Phacelia adenophora | F. W. Peirson | 1926-6-24 | 6851 | Lassen | Madeline Plain. | Comment | |||
SEINET5536525 | Phacelia adenophora | G. Schoolcraft | 1980-6-5 | 252 | Lassen | Northeast side of Snowstorm Mtn. | 1585 | Comment | ||
UC1523735 | Phacelia hastata | Gary Schoolcraft | 1981-6-15 | 462 | Lassen | Ash Valley | 1584 | Comment | ||
UC726924 | Phacelia hastata | A. A. Heller | 1941-6-24 | 16192 | Lassen | 3 mi e Bieber | Comment | |||
UCD120478 | Phacelia hastata | John Thomas Howell | 1934-7-8 | 12480 | Lassen | Champ's Flat. | Comment | |||
CHSC91193 | Phacelia heterophylla subsp. virgata | Lowell Ahart; John Dittes | 2005-6-2 | 11952 | Lassen | Along a poor dirt road, about 1/2 mile west of the Anderson Ranch home, Long Valley, about 4 3/4 miles (air) northwest of the intersection of Scott Road and Highway 70, 6.6 miles (air) northwest of Hallelujah Junction. | 1512 | Comment | ||
CHSC63401 | Phacelia humilis | Vernon H. Oswald; Beth Corbin, Michael Dolan | 1994-6-18 | 6314 | Lassen | Cold Springs near Clarks Valley Rd. (Lassen 510) ca. 11 mi E of Madeline. | 1871 | Comment | ||
CHSC80207 | Phacelia humilis | Jeanne Boze | 1981-6-13 | 113 | Lassen | On northeast slope of Gallatin Peak. | 2011 | Comment | ||
JEPS2120 | Phacelia humilis | Franklin P. Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
NY1057845 | Phacelia humilis | B. J. Ertter | 1987-6-16 | 7196 | Lassen | Skeedaddle Mountains on northeast side of Honey Lake; saddle on east side of Hot Springs Peak | 2195 | Comment | ||
SBBG64984 | Phacelia humilis | E. Rockwell | -Jun-1925 | 393 | Lassen | Eagle Lake | 1554 | Comment | ||
SEINET10497016 | Phacelia humilis | Mary Susan Taylor | 1974-1 | Taylor 266 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
POM73344 | Phacelia humilis var. humilis | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
CHSC5263 | Phacelia imbricata | 1944-7-6 | Lassen | Eagle Lake. Harvey Valley. | 1694 | Comment | ||||
CAS-BOT-BC145032 | Phacelia inundata | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6559 | Lassen | U.S. Hwy 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield | 1330 | Comment | ||
CHSC26176 | Phacelia linearis | J. P. Kroessig | 1977-5-23 | 36 | Lassen | Eagle Lake Biological Station ca 37 km nnw of Susanville. | 1570 | Comment | ||
CHSC5051 | Phacelia linearis | L. B. Barlow | 1967-6-23 | 3 | Lassen | Vic. Eagle Lake Biological Station, east central side of Eagle Lake. | 1554 | Comment | ||
CHSC68751 | Phacelia linearis | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8526 | Lassen | Coyote Flat on Forest Route 38N04 4.9 mi northeast of Hwy.139. | 1813 | Comment | ||
NY998460 | Phacelia linearis | W. W. Eggleston | 1911-5-29 | 6721 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
SBBG64994 | Phacelia linearis | S. W. Hutchinson | -Jun-1925 | 395 | Lassen | Eagle Lake | 1554 | Comment | ||
UC133088 | Phacelia linearis | T. S. Brandegee | 1892-6-26 | Lassen | Milford | Comment | ||||
UCD20363 | Phacelia linearis | Joe DiTomaso | 2002-6-4 | s.n. | Lassen | Lassen County, about 3 miles northwest of the junction between Nevada, Modoc and Lassen counties. Study plots near Susanville. | Comment | |||
NY1056433 | Phacelia lutea var. glandulifera | A. Tiehm | 1988-6-2 | 11701 | Lassen | South side of Shaffer Mountain, 3.4 road miles north of the Wendel road on highway 395 from Susanville to Alturas, west of the highway | 1387 | 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 | ||
CAS-BOT-BC141448 | Phacelia ramosissima var. eremophila | John Thomas Howell | 1934-6-10 | 11873 | Lassen | Janesville | Comment | |||
NY1058138 | Phacelia ramosissima var. eremophila | N. H. Holmgren | 1980-7-4 | 9508 | Lassen | Observation Peak, south side of mountain, 18 km (11 miles) airline distance east of Ravendale | 1890 | Comment | ||
SEINET7356303 | Phacelia ramosissima var. eremophila | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-4 | 9508 | Lassen | Observation Peak, south side of mountain. 18 km (11 mi) airline distance east of Ravendale.; 0 | 1890 | Comment | ||
SEINET7926036 | Phacelia ramosissima var. eremophila | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3931 | Lassen | 0.1 rd mi E of jct with Hwy 395 on Standish Buntingville Rd (A3). Buntingville. Both sides of rd.; 0 | 1261 | Comment | ||
UC1609295 | Phacelia ramosissima var. eremophila | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5540 | Lassen | Eagle Lake Rd (Lassen A1) at Sandy Beach on W shore of lake (ca 2.0 mi ne of Spaulding Tract Rd (Rd 518, 33N89), dunes on n side of road); Eagle Lake | 1566 | Comment | ||
UC24457 | Phacelia ramosissima var. eremophila | Milo S. Baker | 1894-7-25 | Lassen | Eagle Lake | 1524 | Comment | |||
JEPS25530 | Phacelia thermalis | Rimo Bacigalupi with Lincoln Constance | 1959-6-16 | 7144 | Lassen | Hwy 395 1/4 mi s junction of road to Smoke Creek (playa beside hwy) | 1341 | Comment | ||
UCR80230 | Phacelia thermalis | J. T. Howell | 1934-6-16 | 12222 | Lassen | Bieber | 1258 | Comment | ||
SJSU5104 | Phleum pratense | H. L. Buckalew | 1961-7-9 | Lassen | near lake shore, Blue Lake, Warner Mts | 1828 | Comment | |||
UCD89650 | Phleum pratense | L. Whitney | 1933-8-1 | s.n. | Lassen | Slate Creek. | 1920 | 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 | ||
UC1124222 | Phlox gracilis | K. E. Bradshaw | 1939-5-27 | 230 | Lassen | Black Mountain Experimental Forest, Plot 39-1, s end Lassen National Forest, Halls Flat Quad. | 1752 | Comment | ||
RSA469948 | Phlox longifolia subsp. brevifolia | Christopher Davidson | 1975-6-7 | 2750 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
JEPS29740 | Phlox speciosa subsp. occidentalis | Rimo Bacigalupi, and L. R. Heckard | 1962-5-28 | 8495 | Lassen | 2.7 mi n Milford (along U.S. Highway 395) | 1219 | Comment | ||
POM74317 | Phlox speciosa subsp. occidentalis | Marcus E. Jones | 1897-6-26 | 10522 | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
RSA551342 | Phlox speciosa subsp. occidentalis | J. T. Howell, Gordon H. True, Margaret Williams | 1973-5-12 | 49155 | Lassen | In cemetary, Janesville | 1296 | Comment | ||
CHSC91334 | Phlox stansburyi | Lowell 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 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
CDA40284 | Phlox stansburyi | T. C. Fuller | 1963-6-11 | 10662 | Lassen | West side of Highway 395 at road to Horse Lake, 1.5 miles south of Ravendale. | 0 | Comment | ||
UCD118467 | Phlox stansburyi | Geo C. Wood | 1940-4-18 | s.n. | Lassen | Coffin Ranch near Susanville. | Comment | |||
CHSC68743 | Phoenicaulis cheiranthoides | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8490 | 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. At a pullout along the highway. | 1627 | Comment | ||
UC465863 | Phoradendron densum | Milo S. Baker | 1900-7-6 | Lassen | s. side Dixey Mts. | Comment | ||||
UCD89832 | Phragmites australis | John Thomas Howell | 1975-7-23 | 51415 | Lassen | Long Valley Creek bridge on Hwy. 395. Southeast of Constantia. | Comment | |||
CAS-BOT-BC60738 | Physaria occidentalis | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50655 | Lassen | Sierra Nevada. Summit ridge of Diamond Mountain. | 2346 | Comment | ||
HSC101734 | Pinus albicaulis | Michael Kauffmann, Jeffrey Kane | 2013-7-23 | 15 | Lassen | North-facing caldera | 2360 | Comment | ||
HSC26251 | Pinus jeffreyi | W. A. Heaton | 1965-5-8 | 32 | Lassen | Near Fredonyer Pass on Hwy. 36 W of Susanville, Bulk Collection 45 | Comment | |||
CHSC4461 | Pinus ponderosa | C. Glascock | 1965-2-7 | 224 | Lassen | 1.2.mi. w of Susanville Forest Ranger Station, Hwy. 36, ca. 20 ft. from road's edge. | Comment | |||
CHSC27607 | Plagiobothrys cognatus | Nancy Heiken | 1978-7-5 | 79 | Lassen | S of Eagle Lake at E shore of Mahogany Lake; meadow at lake margin. | 2060 | Comment | ||
JEPS28716 | Plagiobothrys cognatus | George W. Gillett | 1957-7-29 | 954 | Lassen | Snag Lake Lassen Volcanic National Park (shoreline near e inlet) | 1850 | Comment | ||
SJSU5807 | Plagiobothrys cognatus | J. W. Tilden | 1958-6-27 | 1293 | Lassen | Madeline | Comment | |||
UC1609179 | Plagiobothrys cognatus | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5626 | Lassen | e of Poison Lake (n of Hwy 44 along Rd 33N47 at ne end of Little Harvey Valley, on small branch of Pine Creek, between Champs Flat and Harvey Valley); Little Harvey Valley, Pine Creek | 1737 | Comment | ||
UC526162 | Plagiobothrys cognatus | John Thomas Howell | 1934-6-10 | 11890 | Lassen | 15 mi. n. Susanville (on rd. to Horse Lake) | Comment | |||
JEPS127173 | Plagiobothrys cusickii | Lowell Ahart, John Dittes | 2016-7-15 | 21212 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
CAS-BOT-BC224968 | Plagiobothrys hispidulus | J. Burtt Davy | 1897-6-17 | 3360 | Lassen | Adobe Meadows, Honey Lake Valley | Comment | |||
CAS-BOT-BC224974 | Plagiobothrys hispidulus | John Thomas Howell; Gordon H. True | 1973-8-1 | 50212 | Lassen | Headwaters of Baxter Creek, E slope of Diamond Range S of Susanville | 2164 | Comment | ||
CAS-BOT-BC224977 | Plagiobothrys hispidulus | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13286 | Lassen | Along US Highway 395, 1.8 miles S of Ravendale | Comment | |||
CHSC112431 | Plagiobothrys hispidulus | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18776 | 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 | ||
UC773949 | Plagiobothrys hispidulus | L. R. Short and Wm. Gansberg | 1936-6-8 | S- 389 | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1743 | Comment | ||
CAS-BOT-BC224969 | Plagiobothrys hispidulus | David D. Keck; J. Clausen | 1935-6-25 | 3764 | Lassen | 2 miles W of Fredonyer Pass, between Susanville and Westwood | 1525 | Comment | ||
CHSC106839 | Plagiobothrys hispidus | Barbara Ertter | 1987-7-25 | 7318 | Lassen | Hwy 44 ca 1 mi E of Shasta Co. line. Flat lodgepole forest S of hwy. | 1645 | Comment | ||
SD149177 | Plagiobothrys hispidus | John Thomas Howell, Gordon H. True | 1973-8-1 | 50212 | Lassen | Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. | 2160 | Comment | ||
RSA517278 | Plagiobothrys hispidus | Barbara Ertter, Gary Schoolcraft | 1987-6-16 | 7190 | Lassen | Skeedaddle Mtns on NE side of Honey Lake, talus slopes at base of rimrock on S side of Hot Springs VABM | 2287 | Comment | ||
HSC31353 | Plagiobothrys mollis | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19273 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC66721 | Plagiobothrys mollis var. mollis | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8112 | Lassen | Mountain Meadows Reservoir SW of Westwood. On the receding shore of the reservoir NE of Indian Ole Dam. | 1539 | Comment | ||
JEPS88405 | Plagiobothrys mollis var. mollis | Vernon H. Oswald and Lowell Ahart | 1996-8-1 | 8112 | Lassen | Mountain Meadows Reservoir s.w. of Westwood (receding shore of the reservoir n.e. of Indian Ole Dam); Mountain Meadows Reservoir | 1539 | Comment | ||
RSA0105581 | Plagiobothrys mollis var. mollis | Lowell Ahart, John Dittes | 2013-7-23 | 18898 | Lassen | About 50 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC7769 | Plantago lanceolata | Beverley J. Wise | 1969-6-4 | 74 | Lassen | 10 mi. east of Susanville on Hwy 395 (Janesville). | 1310 | Comment | ||
CHSC4752 | Platanthera leucostachys | R. Carter | 1967-7-14 | 609 | Lassen | Ca. 2 mi E of Silver Lake along N side of Rd. (31N07). | 1828 | Comment | ||
SD7498 | Platanthera sparsiflora | Mrs. R. M. Austin | 1880-1 | Lassen | No further locality information given on label on specimen sheet. | Comment | ||||
CHSC112449 | Plectritis macrocera | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18747 | 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 | ||
CHSC4905 | Plectritis macrocera | Bill Wilson | 1967-6-23 | 17 | Lassen | Collected at Eagle Lake Biological Station, 10 mi. N of Susanville, outside laboratory building. | 1584 | Comment | ||
CHSC7742 | Plectritis macrocera | Beverly J. Wise | 1969-4-10 | 118 | Lassen | 2.8 mi. north of Susanville on Shasta Forest logging Rd #7-off Hwy 139. | 1341 | Comment | ||
SEINET780337 | Plectritis macrocera | B. J. Cox, D. B. Dunn | 1971-6-2 | 3116 | Lassen | Six miles N of Halleujah jct. on U.S. Hwy. 395, in Artemesia tridentata. | 1402 | Comment | ||
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 | |||
UCD90921 | Poa cusickii | L. D. Whitney | 1935-6-26 | s.n. | Lassen | Near Fruit Grower's Supply Co., Camp 10. | Comment | |||
UCR119183 | Poa cusickii | Beecher Crampton | 1960-6-18 | 5708 | Lassen | Warner Mountains, 6 miles southeast of Jess Valley, 3 miles east of Blue Lake. Southern edge of mountains. | 2134 | Comment | ||
CHSC112474 | Poa cusickii subsp. cusickii | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18780 | 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 | ||
CHSC91295 | Poa cusickii subsp. cusickii | Lowell Ahart; John Dittes | 2005-6-2 | 11927 | 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 | ||
JEPS107793 | Poa cusickii subsp. cusickii | Lowell Ahart, John Dittes | 2005-6-2 | 11927 | 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 | ||
JEPS107983 | Poa cusickii subsp. cusickii | Lowell Ahart, John Dittes | 2005-6-2 | 11927 | 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 | ||
UC1024840 | Poa cusickii subsp. cusickii | Leo Whitney | 1935-6-10 | 3214 | Lassen | Camp 10 Fruit Grower's Supply Company | Comment | |||
UC1024881 | Poa cusickii subsp. cusickii | Leo Whitney | 1935-5-26 | 3141 | Lassen | 10 mi e Adin (Ash Creek) | Comment | |||
JEPS118453 | Poa cusickii subsp. epilis | Lowell Ahart, John Dittes | 2011-6-20 | 17507 | Lassen | Meadow about 40 yards east of the stream, about 100 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 | ||
CAS-BOT-BC247321 | Poa pratensis | John Thomas Howell; Gordon H. True | 1973-8-1 | 50183 | Lassen | Gold Run Creek road south of Susanville, Diamond Range | 1584 | Comment | ||
CAS-BOT-BC247322 | Poa pratensis | David D. Keck | 1944-7-8 | 5448 | Lassen | 2 mi. E. of Westwood, in wet sod of meadow leading down to Mountain Meadows Reservoir | 1524 | Comment | ||
UC2046021 | Poa pratensis | Barbara L. Wilson with Danna Lytjen and Nick Otting | 2005-7-29 | 11508 | Lassen | Blue Door Flat, seven or eight miles east of Highway 295 on county road 510. | Comment | |||
JEPS126499 | Poa secunda | Jennifer Mueller, A. Brambila | July 6-15, 2016 | CA 370 -228 | Lassen | Head south through Eagleville, CA to Bare Ranch. | Comment | |||
UCR266833 | Poa secunda | G. B. Stabler | 1922-7-9 | s.n. | Lassen | Constantia [former settlement, in Long Valley 45 miles (72 km) southeast of Susanville] | 1372 | Comment | ||
CHSC77270 | Poa secunda subsp. juncifolia | G. Schoolcraft | 1994-7-6 | 2350 | Lassen | About 1.5 miles NE of Red Rock Lake. | 2042 | Comment | ||
UC188907 | Poa secunda subsp. juncifolia | Milo S. Baker | Lassen | Dixie Valley | Comment | |||||
UCD32661 | Poa secunda subsp. juncifolia | Beecher Crampton | 1954-7-5 | 2057 | Lassen | 4.5 miles W of Susanville, along Hwy 36. | 1432 | Comment | ||
CAS-BOT-BC251088 | Poa secunda subsp. juncifolia | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49189 | Lassen | Elysian Valley northwest of Janesville | 1325 | Comment | ||
SEINET7854865 | Poa secunda subsp. juncifolia | G. Schoolcraft | 1995-5-22 | 2489 | Lassen | East of Skedaddle Ranch. | 1554 | Comment | ||
SEINET7855100 | Poa secunda subsp. juncifolia | P. B. Kennedy | 1901-6-10 | s.n. | Lassen | R.R. station, Constantia | Comment | |||
CAS-BOT-BC236177 | Poa secunda subsp. secunda | Doris Kildale Gillespie | 1930-5-14 | 9379 | Lassen | Fredonia Pass near Susanville | Comment | |||
UC1132871 | Poa secunda subsp. secunda | A. Simontacchi | 1940-5-28 | 784 | Lassen | 3.2 mi wsw Patterson Mt; Lassen Nat'l Forest, Halls Flat Quadrangle | Comment | |||
UCD92017 | Poa secunda subsp. secunda | A. H. Shunk | 1923-8-20 | s.n. | Lassen | Madeline. | Comment | |||
UC1143038 | Poa wheeleri | L. R. Short | 1936-4-30 | S- 341 | Lassen | Burgess Spring Experimental Range; Lassen Nat'l Forest | 1859 | Comment | ||
UC773972 | Poa wheeleri | L. R. Short | 1936-4-28 | S- 340 | Lassen | Burgess Spring Experiment Range; Lassen Forest | 1767 | Comment | ||
CHSC7768 | Polemonium micranthum | Beverly J. Wise | 1969-4-20 | 92 | Lassen | 13.2 mi. East of Susanville on Las. Co. Rd. 215. | 1463 | Comment | ||
SEINET8729406 | Polemonium micranthum | Unknown | 1986-1 | 10378 | Lassen | 1.5 road miles southwest of Dodge Reservoir on the main road to Ravendale, near a windmill, T36N, R16E, S35, 5600 ft. | 1707 | Comment | ||
UC1037308 | Polemonium occidentale | Leo Whitney | 1934-7-24 | 1582 | Lassen | ca 7-8 mi sw Eagle Lake (Bridge Creek Camp near Bridge Creek, Lassen National Forest); Lassen National forest, near Bridge Ceek, sw Eagle Lake | 1737 | Comment | ||
SEINET3562962 | Polyctenium fremontii | Arnold Tiehm, Margaret Williams, Jan Nachlinger | 1988-6-2 | 11703 | Lassen | 6.6 road miles north of the Wendel Road on highway 395 from Susanville to Alturas, mud flats along the highway. | 1347 | Comment | ||
RSA0065537 | Polyctenium fremontii | M. P. Harthill | 1971-6-21 | 215 | Lassen | Susanville. | Comment | |||
RSA340001 | Polyctenium fremontii | Gary Schoolcraft | 1984-7-9 | 1287 | Lassen | South of Fillman Road, 3.8 miles west on Hwy 395 | 1610 | Comment | ||
NY406791 | Polygala lasseniana | A. A. Heller | 1938-6-23 | 15213 | Lassen | South of Secret Valley. | Comment | |||
HSC24811 | Polygala subspinosa | D. H. Norris, F. J. Hermann | 1972-5-17 | 22633 | Lassen | Deep canyon 18 mi. N of Litchfield on Hwy. 395 (milepost 94.6) | Comment | |||
UCR32584 | Polygala subspinosa var. subspinosa | T. L. Wendt, E. J. Lott | 1975-6-12 | 1031 | Lassen | 4.5 mi east of Rte. 395 on Smoke Creek Ranch Rd, east of Mud Flat | 1372 | Comment | ||
NY404581 | Polygonum amphibium var. emersum | G. H. True Jr. | 1939-7-6 | 1038 | Lassen | George Bailey Ranch, Honey Lake Valley | Comment | |||
NY652201 | Polygonum amphibium var. stipulaceum | G. Schoolcraft | 1996-9-12 | 2571 | Lassen | In Willow Creek north of Susanville | 1493.5 | Comment | ||
CAS-BOT-BC419767 | Polygonum argyrocoleon | John Thomas Howell | 1976-7-20 | 52030 | Lassen | About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek | 1432 | Comment | ||
CAS-BOT-BC413910 | Polygonum aviculare | James Jokerst | 1983-7-24 | 1877 | Lassen | Near Madeline Plains | 1614 | Comment | ||
JEPS83272 | Polygonum aviculare | J. D. Jokerst | 1983-7-24 | 1877 | Lassen | nw Ravendale; Madeline Plains | 1615 | Comment | ||
UC1136177 | Polygonum douglasii subsp. douglasii | E. Sawyer | 1935-6-27 | 215 | Lassen | Long Valley Sierraville Quadrangle | Comment | |||
UC570303 | Polygonum douglasii subsp. douglasii | E. Sawyer | 1935-6-27 | 215 | Lassen | Long Valley Sierraville Quadrangle | 1310 | Comment | ||
UC773925 | Polygonum douglasii subsp. douglasii | L. R. Short and J. Warren | July, 1936 | S- 420 | Lassen | Burgess Spring Experiment Range | 1856 | Comment | ||
CHSC105243 | Polygonum douglasii subsp. spergulariiforme | Lowell Ahart; John Dittes | 2010-7-31 | 16979 | 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 | ||
JEPS46148 | Polygonum douglasii subsp. spergulariiforme | Duncan Dunning | 1921-8-11 | Lassen | 3 mi s Antelope Mountain (sw of Eagle Lake); Martin Spring | Comment | ||||
UC1178952 | Polygonum douglasii subsp. spergulariiforme | Herbert L. Mason | Jul 29 1955-Jul 31 1955 | 14645 | Lassen | near Westwood Junction ((railroad station 15 mi w of Susanville), s Lassen Co.) | Comment | |||
RSA122844 | Polygonum kelloggii | L. R. Short, Wm. Gansberg | 1936-6-8 | s 390 | Lassen | Burgess Spring, Exp Range. | 1744 | Comment | ||
SEINET11933855 | Polygonum kelloggii | N. H. Holmgren, Holmgren, P. K. | 1980-1 | 9466 | Lassen | Madeline Plains, along US Hwy 395, 5.6 km S of Madeline, T36N, R13E, S9 | 1620 | Comment | ||
JEPS50618 | Polygonum persicaria | W. L. Jepson | 1939-8-11 | 19377 | Lassen | Milford | 1280 | Comment | ||
CHSC113013 | Polygonum polygaloides subsp. confertiflorum | Lowell Ahart; John Dittes | 2013-7-23 | 18905 | Lassen | On the northwest side of a man made pond, about 160 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
JEPS121265 | Polygonum polygaloides subsp. confertiflorum | Lowell Ahart, John Dittes | 2013-7-23 | 18905 | Lassen | On the NW side of a man-made pond, about 160 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS87370 | Polygonum polygaloides subsp. confertiflorum | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5748 | Lassen | e Silver Lake (just e of Caribou Wilderness, ca 13 air mi n of Lake Almanor); Cooper Swamp | 1932 | Comment | ||
RSA0045637 | Polygonum polygaloides subsp. confertiflorum | Lowell Ahart, John Dittes | 2008-6-22 | 15038 | Lassen | About 220 yards northwest of the road levee, 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 | ||
RSA339992 | Polygonum polygaloides subsp. confertiflorum | Noel Holmgren, Patricia K. Holmgren | 1980-7-3 | 9466 | Lassen | Hwy 395, 7.4 km (4.6 mi) south of Ravendale. | 1620 | Comment | ||
UC1609434 | Polygonum polygaloides subsp. kelloggii | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5749 | Lassen | e Silver Lake (just e of Caribou Wilderness, ca 13 air mi n of Lake Almanor, e side of swamp); Cooper Swamp | 1932 | Comment | ||
RSA122836 | Polygonum sawatchense | L. R. Short, J. Warren | 1936-06 | s 420 | Lassen | Burgess Spring, Exp Range. | 1857 | Comment | ||
UC1136922 | Polygonum sawatchense subsp. sawatchense | George A. Fischer and Irwin H. Johnson | 1938-7-14 | F 248 | Lassen | Lassen National Forest | 1767 | Comment | ||
CHSC113811 | Porterella carnosula | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18727 | 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 | ||
CHSC60343 | Porterella carnosula | Mary Ann Showers | 1992-6-13 | 2550 | Lassen | Lassen Volcanic National Park. Shoreline at western end of Widow Lake. | 2072 | Comment | ||
JEPS5602 | Porterella carnosula | G. S. Crew and C. S. Robinson | 71 | Lassen | Feather Lake Lassen National Forest, Feather Lake (sw Lassen Co.) | 1737 | Comment | |||
HSC63956 | Porterella carnosula | Teresa Prendusi | 1980-7-1 | Lassen | Champs Flat, ca. 8 mi. W of N end of Eagle Lake. | 1677 | Comment | |||
SEINET10460825 | Porterella carnosula | Secrest | 1951-6-23 | SECREST s.n. | Lassen | Comment | ||||
SEINET10460828 | Porterella carnosula | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-3 | Holmgren 9463 | Lassen | Madeline Plains, along U.S. Highway 395, 5.6 km (3.5 mi.) south of Madeline. T36N R13ES9 | 1620 | Comment | ||
SEINET5334401 | Portulaca oleracea | Unknown | 1942-8-31 | s.n. | Lassen | Honey Lake Valley. | 1067 | Comment | ||
CHSC4837 | Potamogeton | R. Carter | 1967-7-13 | 595 | Lassen | Ca. 5 mi e of Eagle Lake Biology Station at point where rd comes nearest to Willow Creek. | 1560 | Comment | ||
CAS-BOT-BC452094 | Potamogeton amplifolius | Verne Grant; Irving Schneider | 1947-8-24 | 8269 | Lassen | Northwest shore of Blue Lake, Northern Lassen County. | Comment | |||
UCD138278 | Potamogeton illinoensis | G. Schoolcraft | 1996-9-11 | 2562 | Lassen | Willow Creek below petroglyphs and above dam. | 1432 | Comment | ||
CAS-BOT-BC454091 | Potamogeton pusillus subsp. tenuissimus | Verne Grant; Irving Schneider | 1947-7-31 | 8212 | Lassen | Northeast quarter of George Williams section 19, Madeline Plain | Comment | |||
UC1100047 | Potamogeton pusillus var. pusillus | Malcolm A. Nobs, S. Galen Smith | 1949-7-20 | 1045 | Lassen | Bieber, along Highway 299 Bieber | Comment | |||
UC334643 | Potamogeton striatus | J. G. Lemmon | Lassen | Hot Spring near Honey Lake | Comment | |||||
JEPS100240 | Potentilla basaltica | Dean Wm. Taylor with Glenn Clifton | 1990-6-12 | 10882 | Lassen | Ash Valley, along Ash Creek, at the crossing of Road 527 (Forest Road 39N08) | 1554 | Comment | ||
UC1191488 | Potentilla biennis | Verne Grant, Irving Schneider | 1947-7-30 | 8189 | Lassen | s point of w embayment Tule Lake | Comment | |||
CAS-BOT-BC143111 | Potentilla breweri | M. S. Baker; Frank Nutting | 1894-7-28 | s.n. | Lassen | Bridge Creek | Comment | |||
JEPS44188 | Potentilla fruticosa | Brown and Wieslander | 1922-7-25 | 4 | Lassen | Martin Sprs , Martin Sprs (Eagle Lake) | Comment | |||
RSA123323 | Potentilla glandulosa | L. R. Short | 1936-6-10 | s- 425 | Lassen | [Unspecified] | 1854 | Comment | ||
CHSC13850 | Potentilla gracilis var. fastigiata | F. T. Griggs | 1973-7-7 | 106 | Lassen | Lassen county Cone Spring. | Comment | |||
HSC81543 | Potentilla gracilis var. flabelliformis | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6042 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
UC1128271 | Potentilla millefolia | A. Simontacchi | 1940-5-17 | 743 | Lassen | 5.9 mi s Patterson Mtn.; Lassen National Forest, Halls Flat Quad. | 1706 | Comment | ||
CAS-BOT-BC144841 | Potentilla rivalis | Verne Grant; Irving Schneider | 1947-8-1 | 8236 | Lassen | East end of Tule Lake | Comment | |||
CAS-BOT-BC144842 | Potentilla rivalis | Verne Grant; Irving Schneider | 1947-8-1 | 8236 | Lassen | East end of Tule Lake | Comment | |||
CHSC117197 | Poterium sanguisorba | Lowell Ahart; John Dittes | 2016-6-7 | 20998 | Lassen | On the east 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. | 1289 | Comment | ||
CHSC27652 | Prunella vulgaris var. lanceolata | Jerry Snodgrass | 1978-7-11 | 55 | Lassen | Papoose Creek, SE corner of Eagle Lake. | 1572 | Comment | ||
CHSC5273 | Prunella vulgaris var. lanceolata | M. West | 1946-7-7 | Lassen | Eagle Lake. Butte Creek. | Comment | ||||
CAS-BOT-BC159780 | Prunus andersonii | M. S. Taylor | 1982-5-7 | 4424 | Lassen | Reno Junction and along old road paralleling Hwy 70 just e of Beckwourth Pass | 1524 | Comment | ||
HSC101096 | Prunus andersonii | C. Dow, D. Garrison | 2008-5-3 | Lassen | OHV Trailhead and Trail to Indian Springs | 1439 | Comment | |||
RSA123188 | Prunus andersonii | E. Sawyer | 1935-6-27 | 10893 | Lassen | Long Valley. | 1311 | Comment | ||
SJSU14477 | Prunus andersonii | W. D. Pitts | 1990-5-29 | 297 | Lassen | by Hwy 395, 5 mi N of Doyle | 1310 | Comment | ||
RSA0028244 | Prunus andersonii | John F. Emmel | 1994-7-18 | 1335 | Lassen | Long Valley; between Hwy. 395 and railroad tracks at south edge of Doyle. | 1305 | Comment | ||
JEPS44919 | Prunus virginiana var. demissa | W. L. Jepson | 1918-8-3 | 7800 | Lassen | Honey Lake Valley | 1219 | Comment | ||
RSA123193 | Prunus virginiana var. demissa | L. R. Short, Wm Gansberg | 1936-7-3 | S- 466 | Lassen | MDM. Burgess Spr. Exp. Range. | 1848 | Comment | ||
UC1128444 | Prunus virginiana var. demissa | G. T. Nordstrom | 1936-7-8 | 902 | Lassen | 2 mi se of Dog Valley (Tahoe National Forest); Tahoe National Forest | 1798 | Comment | ||
CHSC11770 | Pseudostellaria jamesiana | Wayne O. Baum | 1971-7-6 | 71 -6 | Lassen | E. slope of Gallatin Peak. | 1950 | Comment | ||
JEPS94550 | Pseudostellaria jamesiana | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8619 | Lassen | 2.7 mi e of boundary of Lassen National Forest (7.4 mi e of God Run Road (29N10), s of Susanville on n side of Diamond Mountain at an impoundment of the edge of Forest Road 29N43); Diamond Mountain, Forest Road 29N43 | 2036 | Comment | ||
CAS-BOT-BC80092 | Pseudotsuga menziesii | John Thomas Howell | 1976-7-19 | 51965 | Lassen | on Gold Run Creek southwest of Susanville | 1386 | Comment | ||
SEINET10801640 | Psilocarphus brevissimus | Katherine L. Morris, David B. Dunn; Douglas G. LeDoux | 1973-5-25 | Morris 249 | Lassen | 27.7 mi. NW of the junction of Hwy. 36 & 44 on Hwy. 44, at Robber's Spring, in an open meadow on one side of the highway with yellow pine, white fir and open on the other side. | 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 | ||
CHSC30610 | Psilocarphus brevissimus var. brevissimus | L. Maslin | 1975-7-1 | 5 | Lassen | Lower Dry Lake. | 1828 | Comment | ||
POM40287 | Psilocarphus elatior | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
POM27927 | Psoralidium lanceolatum | Marcus E. Jones | 1897-6-22 | s.n. | Lassen | 10 miles south of Amedee. [Lassen or Plumas Co.] | 1220 | Comment | ||
CAS-BOT-BC460510 | Pterospora andromedea | A. A. Heller | 1938-7-28 | 15302 | Lassen | About a mile E of Westwood | 1524 | Comment | ||
UCD91531 | Puccinellia distans | Beecher Crampton | 1964-6-27 | 7098 | Lassen | Lassen County, ca. 8 miles S.E. of Ravendale, BLM Spanish Springs -- Shinn Mtns. Resource Conservation area. | 1981 | Comment | ||
RSA0036998 | Puccinellia lemmonii | Lowell A. Ahart, John Dittes | 2008-6-20 | 14967 | 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 | ||
UCD93431 | Puccinellia nuttalliana | P. B. Kennedy | 1923-6-1 | s.n. | Lassen | edge of Honey Lake. | Comment | |||
CHSC5019 | Purshia tridentata | L. G. Bennett | 1967-7-1 | 81 | Lassen | 4 miles from Eagle Lake Biological Station on road to Gallatin Beach. | 1676 | Comment | ||
CHSC7722 | Purshia tridentata | Beverley J. Wise | 1969-5-4 | 94 | Lassen | 3.0 mi west on Shaeffer Mtn Lookout rd off Hwy 395, 27.4 mi. east of Susanville. | 2042 | Comment | ||
NY848524 | Purshia tridentata | D. B. Dunn | 1971-6-2 | 17784 | Lassen | 6 miles north of Hallelujah junction on U.S. Hwy 395 | 1402 | Comment | ||
SJSU14476 | Purshia tridentata | W. D. Pitts | 1990-5-24 | 300 | Lassen | by Hwy 395, 5 mi N of Doyle | 1310 | Comment | ||
SEINET10542465 | Purshia tridentata | Billy Joe Cox, Paul Gallian | 1971-6-2 | Cox 2592 | Lassen | Ca 6 miles s of susanville at junction of us hwy 395 and cal hwy 36 to Susanville, near johnstonville. Assoc.; Purshia-artemesia | 1311 | Comment | ||
CAS-BOT-BC147823 | Purshia tridentata var. tridentata | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49161 | Lassen | Elysian Valley northwest of Janesville | 1325 | Comment | ||
RSA122151 | Purshia tridentata var. tridentata | K. e. Bradshaw | 1939-5-27 | 234 | Lassen | S end of Black Mtn E.F. Plot 39-1. Lassen Forest. | 1753 | Comment | ||
SBBG12225 | Purshia tridentata var. tridentata | A. I. Richardson | 1961-5-30 | 7 | Lassen | S of Eagle Lake | 1402 | Comment | ||
UC12841 | Purshia tridentata var. tridentata | Mrs. R. M. Austin and Bruce | Jun 1898 | 2345 | Lassen | high mts. | Comment | |||
POM90536 | Purshia tridentata var. tridentata | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
CAS-BOT-BC462881 | Pyrola asarifolia | George W. Gillett | 1957-7-24 | 900 | Lassen | Lassen Volcanic National Park: Cameron Meadow | 1950 | Comment | ||
CHSC59803 | Pyrola dentata | Mary Meyer | 1980-7-31 | Lassen | Forest adjacent to road. | 1828 | Comment | |||
RSA0084312 | Pyrola dentata | Diana D. Jolles, Erik M. Beaston | 2011-7-5 | 441 | 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 | ||
POM39973 | Pyrrocoma carthamoides var. cusickii | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Eagle Lake, 27 miles from Susanville | 1524 | Comment | ||
UC35837 | Pyrrocoma carthamoides var. cusickii | M. S. Baker and Frank Nutting | 1894-7-21 | Lassen | near Eagle Lake | 1524 | Comment | |||
UCD135326 | Pyrrocoma hirta | Ratliff | 1966-7-5 | 4 | Lassen | Harvey Valley Allot. - Plot 71. | Comment | |||
UC773928 | Pyrrocoma hirta var. lanulosa | L. R. Short and J. Warren | 1936-8-17 | S- 496 | Lassen | Burgess Spring Experiment Range Lassen National Forest, Burgess Spring Experiment Range | 1783 | Comment | ||
SEINET13710357 | Pyrrocoma lanceolata | Lowell William Ahart, Lowell William Ahart | 1999-1 | 8231 | Lassen | Willow Creek Wildlife Area, Hwy. 139, 4800 Ft (T31N, R12E, sec 4, SW 1/4) | 1463 | 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 | ||
RSA715949 | Pyrrocoma lucida | L. P. Janeway | 2005-7-31 | 8512 | 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 | ||
UC1583970 | Pyrrocoma racemosa var. paniculata | G. Schoolcraft | 1990-9-13 | 2129 | Lassen | upper end of Stoney creek Stoney Creek | 1463 | Comment | ||
CAS-BOT-BC105245 | Quercus kelloggii | John Thomas Howell | 1973-7-10 | 49788 | Lassen | 3 miles W of Susanville | 1371 | Comment | ||
JEPS107803 | Quercus kelloggii | Lowell Ahart, John Dittes | 2005-6-2 | 11942 | 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 | ||
RSA518917 | Quercus kelloggii | George K. Helmkamp | 1990-10-4 | M- 8 | Lassen | South of Susanville in Plumas National Forest; north of Milford Pass. | 1463 | Comment | ||
CAS-BOT-BC379462 | Ranunculus alismifolius | Lassen G. S. Crew | 1927-5-25 | 3 | Lassen | Lassen Forest, Norval Flat | 1747 | 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 | |||
UC773871 | Ranunculus alismifolius var. alismifolius | L. R. Short | 1936-4-28 | S- 339 | Lassen | Harvey Valley Lassen <National> Forest | 1706 | Comment | ||
CHSC60765 | Ranunculus alismifolius var. davisii | Vernon H. Oswald; Lowell Ahart | 1993-6-3 | 5470 | Lassen | Champs Flat Rd. (Lassen 21/105, Forest 32N02), 1.8 mi N of Hwy 44, between Poison Lake and Susanville. | 1749 | Comment | ||
CHSC6244 | Ranunculus alismifolius var. hartwegii | R. Gein | 1946-6-11 | Lassen | Eagle Lake. | 1580 | Comment | |||
JEPS107311 | Ranunculus aquatilis var. aquatilis | Lowell Ahart, John Dittes | 2005-6-1 | 11904 | Lassen | Bottom of a depression, 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 | ||
UC1594639 | Ranunculus aquatilis var. capillaceus | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5121 | Lassen | w Cinder Pit (on logging road paralleling e side of creek, 1.3 mi n of Hwy 44 and McCoy Flat Reservoir, btween Old Station and Susanville); Bridge Creek | 1719 | Comment | ||
RSA125295 | Ranunculus aquatilis var. capillaceus | Peter H. Raven | 1958-6-19 | 13256 | Lassen | A pond along hwy 395, 7.1 miles W of Standish. | Comment | |||
CHSC58853 | Ranunculus aquatilis var. diffusus | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5121 | 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 pools in a meadow. | 1719 | Comment | ||
NY493017 | Ranunculus aquatilis var. diffusus | B. M. Bartholomew | 1988-7-22 | 4504 | Lassen | Mosquito Creek ca. 2 km. southwest of Patterson Meadow, southern end of the Warner Mountain. | 2080 | Comment | ||
CAS-BOT-BC379023 | Ranunculus aquatilis var. diffusus | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16347 | Lassen | about 10 mi E of Susanville | Comment | |||
CHSC6246 | Ranunculus canus | W. Vinyard | 1946-6-13 | Lassen | Pine Creek, Eagle Lake. | 60 | Comment | |||
JEPS55056 | Ranunculus cymbalaria var. saximontanus | W. L. Jepson | 1918-8-2 | 7768 | Lassen | Beckwith Pass; below spring | 1463 | Comment | ||
JEPS28454 | Ranunculus flammula | George W. Gillett | 1957-7-22 | 872 | Lassen | Snag Lake Lassen Volcanic National Park (s shore) | 1850 | Comment | ||
HSC103655 | Ranunculus flammula | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8026 | Lassen | Silver Lake, along north side of arm on east side of lake. | 1829 | Comment | ||
CHSC60391 | Ranunculus flammula var. ovalis | Mary Ann Showers | 1992-6-13 | 2549 | Lassen | Lassen Volcanic National Park. Shoreline at western end of Widow Lake. | 2072 | Comment | ||
CHSC67295 | Ranunculus glaberrimus | James D. Jokerst | 1991-5-29 | 3313 | Lassen | Modoc Plateau. Survey for reroute of Hwy. 139 ca. 0.75 N of the N end of Eagle Lake, E of the highway +/- 500 ft on top of ridge N of a drainage. | 1584 | Comment | ||
RSA715670 | Ranunculus occidentalis | L. Ahart, John Dittes | 2005-6-1 | 11857 | 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 | ||
UC118171 | Ranunculus occidentalis | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
UC118184 | Ranunculus occidentalis | T. S. Brandegee | 1892-6-28 | Lassen | Janesville | Comment | ||||
UC1924564 | Ranunculus occidentalis | Debra Valov | 2006-5-30 | 2006036 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1285 | Comment | ||
JEPS118446 | Ranunculus occidentalis var. occidentalis | Lowell Ahart, John Dittes | 2011-6-20 | 17479 | Lassen | Meadow, about 15 yards east of the stream, about 40 yards south 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 | ||
NY494769 | Ranunculus occidentalis var. ultramontanus | W. W. Eggleston | 1911-5-29 | 6759 | Lassen | Vicinity of Doyle Station | 1290 | Comment | ||
POM204150 | Ranunculus occidentalis var. ultramontanus | J. T. Howell | 1934-6-10 | 11878 | Lassen | 12 miles N of Susanville, on road to Horse Lake. | Comment | |||
UC1587083 | Ranunculus sceleratus | G. Schoolcraft | 1991-6-27 | 2174 | Lassen | 3 mi e Susanville (n of Johnstonville Rd, along ditch) | 1280 | Comment | ||
CHSC71097 | Ranunculus testiculatus | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9101 | Lassen | Hackstaff Rd. 1.0 mi south of Laver Crossing Rd., 0.2 mi north of Fort Sage Rd., ca. 3 mi north of Doyle. | 1316 | Comment | ||
CDA3492 | Ranunculus testiculatus | T. C. Fuller | 1969-5-22 | 18480 | Lassen | County fairgrounds, Susanville. | 0 | Comment | ||
CHSC52793 | Ranunculus uncinatus | Cindy Prouty | 1978-7-5 | 1 | Lassen | E shore of Mahogany L., S of Eagle L. Found in meadow. | 2060 | Comment | ||
JEPS94541 | Ranunculus uncinatus | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8613 | Lassen | 0.7 mi e of boundary of Lassen National Forest (s of Susanville on n side of Diamond Mountain, along Forest Road 29N43, 5.4 mi e of Gold Run Road (29N10)); Diamond Mountain, Forest Road 29N43 | 1889 | Comment | ||
CAS-BOT-BC58195 | Rhododendron columbianum | Ben Howard; C. R. Quick | 1949-9-14 | 49 -48 | Lassen | Jennie Spring, Jennie Mt., N. of Westwood, Lassen National Forest. | Comment | |||
SBBG2740 | Ribes aureum | H. and M. Dearing | 1939-6-6 | 3563 | Lassen | Pitt River, Bieber | Comment | |||
CHSC99274 | Ribes aureum var. aureum | Lowell Ahart; John Dittes | 2008-6-20 | 14950 | 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 | ||
NY455007 | Ribes cereum | B. M. Bartholomew | 1988-7-22 | 4503 | Lassen | Mosquito Creek, ca. 2 km. southwest of Patterson Meadow, southern end of the Warner Mountain | 2080 | Comment | ||
UC14567 | Ribes cereum | Milo S. Baker | 1894-6 | Lassen | s side Dixey Mts. | Comment | ||||
UC773884 | Ribes cereum | L. R. Short and Wm. Gansberg | 1936-6-16 | S- 439 | Lassen | Burgess Spring Experiment Range Lassen Forest | 1880 | Comment | ||
SEINET10871346 | Ribes montigenum | Mary Susan Taylor | 1974-5-4 | Taylor 218 | Lassen | Between Eagle Lake Field Station and the marsh area ca. 1/4 mi N of the station, E side of Eagle Lake, N of Susanville. | Comment | |||
CAS-BOT-BC212656 | Ribes nevadense | A. A. Heller | 1938-6-4 | 15145 | Lassen | 1 mile E of Fredonyer Pass | Comment | |||
NY455349 | Ribes nevadense | A. A. Heller | 1938-6-4 | 15145 | Lassen | 1 miles east of Fredonyer Pass | 1706.9 | Comment | ||
SEINET5339729 | Ribes nevadense | C. G. Gulling | 1905-1 | 1537 | Lassen | Big Meadows | Comment | |||
CAS-BOT-BC186150 | Ribes roezlii var. roezlii | Alice Eastwood | 1912-8-22 | 1874 | Lassen | Morgans [Morgan] Springs, Lassen Butte Region | Comment | |||
CHSC106588 | Ribes velutinum | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
RSA0023962 | Ribes velutinum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
HSC82187 | Rigiopappus leptocladus | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6036 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
UC1567416 | Rigiopappus leptocladus | G. Schoolcraft | 1989-6-7 | 1905 | Lassen | lower ne slope Shaffer Mtn. | 1432 | Comment | ||
CAS-BOT-BC363013 | Rigiopappus leptocladus | Milo S. Baker | 1894-7-1 | s.n. | Lassen | S. side Dixey [Dixie] Mts. | Comment | |||
CHSC72219 | Rorippa columbiae | Vernon H. Oswald | 1998-9-14 | 9626 | Lassen | Windy Hollow on the west side of Hwy. 44 ca. 1 mi northwest of its intersection with A21 (to Westwood). | 1737 | Comment | ||
JEPS119648 | Rorippa curvisiliqua | Lowell Ahart, John Dittes | 2012-7-9 | 18292 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UCR163272 | Rorippa curvisiliqua | Jim Andre | 1993-6-29 | 1411 | Lassen | Madeline Plains about 2 miles south of Madeline along Hwy 395 | 1616 | Comment | ||
CHSC75479 | Rorippa curvisiliqua var. curvisiliqua | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9758 | Lassen | Between Westwood and Susanville on Hwy 36 1.3 mi east of Fredonyer Pass. On a meadow adjacent to the highway. | 1645 | Comment | ||
CHSC113059 | Rorippa curvisiliqua var. orientalis | Lowell Ahart; John Dittes | 2013-7-22 | 18855 | 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 | ||
CHSC25060 | Rorippa nasturtium-aquaticum | L. B. Barlow | 1967-6-24 | 40 | Lassen | Meadow 4 mi. east of Eagle Lake Biological Station at Murrer's Upper Meadow. | 1524 | 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 | |||
UC1191531 | Rorippa sinuata | Verne Grant and Irving Schneider | 1947-8-1 | 8226 | Lassen | irrigation ditch running s.w. into State Fish & Game nesting area on s.w. end of Section 19 Madeline Plain | Comment | |||
UCD115377 | Rorippa sinuata | Verne Grant; Irving Schneider | 1947-8-1 | 8226 | Lassen | Irrigation ditch running southwest into State Fish and Game nesting aera on west end of Section 19 on Madeline Plain. | Comment | |||
UC1128595 | Rosa bridgesii | A. Simontacchi | 1940-6-24 | 722 | Lassen | 6.4 miles S. W. of Jacks Lake Halls Flat Quad. | 1950 | Comment | ||
CHSC93661 | Rosa californica | Lowell Ahart; John Dittes | 2005-6-2 | 11944 | 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, about 7.5 miles (air) northwest of Hallelujah Junction. | 1601 | Comment | ||
CHSC12477 | Rosa woodsii subsp. ultramontana | Carol Weld | 1969-6-26 | 42 | Lassen | Springs near roadside, 7.8 miles S.W. of Eagle Lake Field Station. | 1584 | Comment | ||
CHSC4976 | Rosa woodsii subsp. ultramontana | D. L. Stites | 1967-6-25 | 58 | Lassen | 2 mi w of Eagle Lake Biology Station at Pelical Point. | 1524 | Comment | ||
CAS-BOT-BC148391 | Rubus leucodermis | John Thomas Howell; Gordon H. True | 1973-8-1 | 50248 | Lassen | Gold Run Creek Road south of Susanville, Diamond Range - Sierra Nevada | 1950 | Comment | ||
CAS-BOT-BC433485 | Rumex fueginus | John Thomas Howell | 1934-7-8 | 12485 | Lassen | Spalding's, Eagle Lake | Comment | |||
CAS-BOT-BC433634 | Rumex lacustris | James Jokerst | 1983-7-25 | 1891 | Lassen | Near Madeline Plains. | 1614 | Comment | ||
SD64325 | Rumex lacustris | Darley F. Howe | 1966-8-25 | Lassen | 41 miles south of Alturas on hwy #395 | 1676 | Comment | |||
CHSC101061 | Rumex paucifolius | John Dittes | 2008-5-22 | 1530 | Lassen | Modoc Plateau; ca. 15.3 air miles southeast of Adin, ca. 3.5 air miles east of Hayden Hill, ca 700 feet east of intersection of Hwy 139 and FS Road 36N02; alluvial terrace of Willow Creek. | 482 | Comment | ||
UC1037331 | Rumex paucifolius | Leo Whitney | 1934-7-3 | 1954 | Lassen | 14 mi w Eagle Lake (Bogard Ranger Station); Lassen National Forest | 1737 | Comment | ||
UC1542940 | Rumex paucifolius | G. Schoolcraft | 1987-4-29 | 1689 | Lassen | Ash Valley RNA Ash Valley | 1554 | Comment | ||
JEPS120880 | Rumex salicifolius | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18774 | Lassen | About 300-400 yards NW of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
UCR163274 | Rumex salicifolius | Jim Andre | 1993-6-29 | 1409 | Lassen | Madeline Plains about 2 miles south of Madeline along Hwy 395 | 1616 | Comment | ||
JEPS39934 | Rumex salicifolius var. lacustris | W. L. Jepson | 1918-8-15 | 7997 | Lassen | Grasshopper Valley | 1615 | Comment | ||
UC1101216 | Rumex salicifolius var. lacustris | Verne Grant and Irving Schneider | 1947-7-30 | 8188 | Lassen | s point of w embayment Tule Lake | Comment | |||
UC1101217 | Rumex salicifolius var. lacustris | Verne Grant and Irving Schneider | 1947-7-29 | 8183 | Lassen | e side Tule Lake | Comment | |||
UC1520656 | Rumex salicifolius var. lacustris | Noel H. Holmgren and Patricia K. Holmgren | 1980-7-3 | 9475 | Lassen | 0.7 mi w (1.1 km w) U. S. Hwy 395 (a valley road, from a turnoff 6.4 mi (10.3 km) s of Madeline); Madeline Plains | 1615 | Comment | ||
UC6951 | Rumex salicifolius var. lacustris | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silver Lake | Comment | ||||
CHSC5006 | Sagittaria cuneata | L. G. Bennett | 1968-7-8 | 124 | Lassen | Murrers Meadow, north end, near Eagle Lake. | 1493 | Comment | ||
CAS-BOT-BC445675 | Sagittaria cuneata | B. Trowbridge | 1977-7-11 | 5985 | Lassen | In Willow Creek, vicinity of Rice Canyon, northeast of Susanville | 1706 | Comment | ||
CHSC58514 | Salix boothii | Vernon H. Oswald | 1992-7-3 | 5048 | Lassen | Trail from Juniper L. to Snag L., on the W edge of Cameron Meadow. | 1950 | Comment | ||
RSA0035819 | Salix exigua | Lowell A. Ahart, John Dittes | 2008-6-22 | 15043 | Lassen | In Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. | 1257 | Comment | ||
JEPS107968 | 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 | ||
NY430479 | Salix laevigata | G. Schoolcraft | 1994-8-2 | 2413 | Lassen | About 1.5 miles southwest of Boot Lake | 2011.7 | Comment | ||
CAS-BOT-BC128221 | Salix lasiandra subsp. caudata | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49221 | Lassen | Elysian Valley northwest of Janesville - Sierra Nevada | 1325 | Comment | ||
CAS-BOT-BC106964 | Salix lasiolepis | G. Schoolcraft | 1999-5-7 | 2820 | Lassen | Along B.J. Trail near 4 mi. marker w. of Susanville | 1371 | Comment | ||
NY430478 | Salix lasiolepis | G. Schoolcraft | 1998-5-22 | 2719 | Lassen | Susan River east end of Susanville | 1268.0 | Comment | ||
CHSC93562 | Salix lucida subsp. lasiandra | Lowell Ahart; John Dittes | 2005-6-2 | 11925 | Lassen | Long Valley, along a small ditch, along the road, near the Anderson Ranch home, 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 | ||
JEPS88210 | Sanguisorba annua | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7787 | Lassen | 7 mi w of Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead located off Highway 36, edge of trail at the Hwy 36 bridge spanning the Susan River); Modoc Plateau, Bizz Johnson Trail | 1402 | Comment | ||
UC1924239 | Sanguisorba annua | Debra Valov | 2004-6-8 | 2004245 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
JEPS103224 | Sanicula graveolens | G. Schoolcraft | 1992-5-1 | 2235 | Lassen | W. of Susan Hills Subd. SW. of Susanville | 1341 | Comment | ||
CDA19211 | Sarcobatus vermiculatus | D. Kratville | 2001-6-21 | s.n. | Lassen | Modoc Plateau; Outside of Susanville. | 0 | Comment | ||
HSC4526 | Sarcobatus vermiculatus | Fred J. Kindel | 1955-7-14 | Lassen | Wendel, Hot Springs | Comment | ||||
NY540264 | Sarcobatus vermiculatus | E. K. Balls | 1952-10-10 | 18136 | Lassen | 5.2 miles west of Standish, Highway 395, Susanville to Alturas | 1249.7 | Comment | ||
UCR67389 | Sarcobatus vermiculatus | George K. Helmkamp | 1990-9-23 | D- 5 | Lassen | 20 mi north of Litchfield along US Hwy 395 | 1437 | Comment | ||
CHSC4601 | Sarcodes sanguinea | R. Ogren | 1967-7-8 | 1 | Lassen | Papoose Valley, 2 mi S of Gallatin Beach, Eagle Lake. | 1524 | Comment | ||
CAS-BOT-BC466321 | Sarcodes sanguinea | John Thomas Howell | 1973-7-10 | 49786 | Lassen | Sierra Nevada, Fredonyer Pass | 1737 | Comment | ||
CAS-BOT-BC383111 | Schoenoplectus acutus var. occidentalis | Andrew Townesmith; Karen M. Meyer | 2007-7-22 | 842 | Lassen | Lassen National Forest, Almanor Ranger District. Little Tule Lake, 6.1 miles west county road A21 on county road 110 and Forest Service road 10 | 1980 | Comment | ||
CAS-BOT-BC111215 | Scirpus | John Thomas Howell | 1976-7-19 | 51967 | Lassen | Transition forest on Gold Run Creek southwest of Susanville | 1386 | Comment | ||
UC1100757 | Scirpus acutus var. occidentalis | Verne Grant and Irving Schneider | 1947-9-6 | 8389 | Lassen | irrigation ditch w Fleming Ranch headquarters (near Wendel); , w of Fleming Ranch headquarters | Comment | |||
UC766119 | Scirpus nevadensis | R. F. Hoover | 1940-10-10 | 4679 | Lassen | Litchfield | Comment | |||
CAS-BOT-BC240001 | Scribneria bolanderi | Malcom A. Nobs; S. Galen Smith; Herbert L. Mason | 1949-5-29 | 759 | Lassen | On Great Northern Railroad, Highway 299, Nubeiber | Comment | |||
CAS-BOT-BC240002 | Scribneria bolanderi | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7974 | Lassen | Big Valley Mts. | Comment | |||
JEPS11413 | Scrophularia desertorum | R. F. Hoover | 1940-9-28 | 4632 | Lassen | Susanville | Comment | |||
SEINET10744751 | Scrophularia lanceolata | Andrew Townesmith, Karen M. Meyer | 2007-7-20 | Townesmith 837 | 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. T29N R11E S6 SW 1/4. | 1429 | Comment | ||
SEINET8020059 | Scutellaria angustifolia subsp. micrantha | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
RSA450332 | Scutellaria holmgreniorum | Gary Schoolcraft | 1986-6-25 | 1641 | Lassen | S. of Observation Peak about 1.5 mi. east of Post Camp. | 1677 | Comment | ||
RSA0003996 | Scutellaria holmgreniorum | Noel Holmgren, Pat Holmgren | 1980-7-5 | 9524 | Lassen | Upper Smoke Creek drainage, 21.9 km. from U.S. Hwy. 395 via Rye Patch Can. | Comment | |||
CAS-BOT-BC214264 | Scutellaria nana | M. S. Baker; Frank Nutting | 1894-7-12 | s.n. | Lassen | Pine Creek | Comment | |||
CAS-BOT-BC214267 | Scutellaria nana | Peter H. Raven; Otto T. Solbrig | 1958-6-17 | 13270 | Lassen | Along United States Highway 395, 19.0 miles south of Ravendale | Comment | |||
UC1137689 | Scutellaria nana | George A. Fischer, Irwin H. Johnson | 1933-7-12 | F 221 | Lassen | Lassen National Forest, Lassen Forest and Range Experiment Station Lassen National Forest; , Lassen Forest and Range Experiment S | 1722 | Comment | ||
UC25818 | Scutellaria nana | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
SEINET13947834 | Scutellaria nana | Noel H. Holmgren, Patricia K. Holmgren | 1980-1 | 9524 | Lassen | Upper Smoke Creek drainage, 21.9 km from US Hwy 395 via Rye Patch Canyon, 24 km airline distance SE of Ravendale; 1580 m alt., T33N, R16E, SEC36 | 1580 | Comment | ||
CAS-BOT-BC240085 | Secale cereale | A. A. Beetle | 1941-6-28 | 2811 | Lassen | 6 miles south of Ravendale, lower slopes Observation Peak | Comment | |||
RSA647520 | Secale cereale | Marion P. Harthill | 1972-6-16 | 788 | Lassen | Doyle | 1372 | 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 | ||
RSA712935 | Senecio aronicoides | L. P. Janeway | 2005-7-4 | 8471 | Lassen | High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41. | 1752 | Comment | ||
UC1136809 | Senecio aronicoides | L. R. Short and Wm. Gansberg | 1936-6-2 | S- 355 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1865 | Comment | ||
UC1143033 | Senecio aronicoides | L. R. Short | 1936-6-2 | S- 355 | Lassen | Burgess Spring Experimental Range Lassen National Forest | 1865 | Comment | ||
CHSC108003 | Senecio hydrophiloides | Lowell Ahart; John Dittes | 2011-6-20 | 17503 | Lassen | About 10 yards west 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 | ||
CHSC54176 | Senecio hydrophiloides | Vernon H. Oswald | 1991-5-28 | 4628 | Lassen | South end of Elkins Ln (100 ft south of Modoc-Lassen county line), Ash Creek Wildlife Area, ca. 7 miles northeast of Bieber. Meadow. | 1267 | Comment | ||
UC1594646 | Senecio hydrophilus | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5128 | Lassen | Feather Lake on s side Bridge Creek Spring Rd. ((County Rd. 112, Forest Rd. 31N06), ca 0.4 mi e of Champs Flat Rd. (County Rd. 105, Forest Rd. 32N02) between Old Station and Susanville); Feather Lake | 1749 | Comment | ||
HSC63728 | Senecio integerrimus | Teresa Prendusi | 1980-4-30 | Lassen | NE of Snowstorm Ranch near Kalo Rd., Ravendale; near railroad tracks | 1585 | Comment | |||
SEINET10534709 | Senecio integerrimus | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 3111 | Lassen | 6 mi. N of Hallelujah Jct. on U.S. Hwy. 395, in Artemisia tridentata, Pinyon pine, Jeffery Pine along high ridge & in sandy wash. | 1402 | Comment | ||
SEINET10799215 | Senecio integerrimus | Jeffrey Huber | 1971-6-2 | Huber 129 | Lassen | Approx. 30 mi. N of Susanville, on Calif. Hwy. 139, in basalt; Pinus-Artemisia-Juniper Assoc. | 1646 | Comment | ||
SEINET10799218 | Senecio integerrimus | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17788 | Lassen | 6 mi. N of Hallelujah Jct. on U.S. Hwy. 395, in Artemisia tridentata, Pinyon pine, Jeffery Pine along high ridge & in sandy wash. | 1402 | Comment | ||
CDA8673 | Senecio pseudaureus var. pseudaureus | Gordon Leppig | 1998-7-12 | 948 | Lassen | Northern California Peatlands; Modoc National Forest, Blue Lake Ranch. | 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 | ||
UCR71483 | Senecio triangularis | Barbara Ertter | 1988-7-25 | 7870 | Lassen | Northern Sierra Nevada Mtns, ridge of Diamond Mtns, c. 1.5 mi. east of Diamond Peak, c. 10 air mi due south of Susanville. | 2256 | Comment | ||
CAS-BOT-BC364254 | Senecio triangularis | Clare B. Hardham | 1971-8-22 | 18409 | Lassen | Diamond Mountain. Aspen Swamp, North slope | 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 | ||
UCD135803 | Senecio triangularis | T. I. Storer | 1932-7-31 | s.n. | Lassen | Upper King Creek Meadows, Lassen Volcanic Nat'l Park. | 2286 | Comment | ||
UC1143016 | Sidalcea glaucescens | August L. Hormay | 1934-7-2 | Lassen | 1/4 mi nw Black's Mtn; Lassen National Forest, nw of Black's Mtn | 1706 | Comment | |||
CAS-BOT-BC205780 | Sidalcea oregana | David D. Keck; J. Clausen | 1935-6-24 | 3740 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
UCD18967 | Sidalcea oregana | Raymond D. Ratliff | 1965-8-6 | 53 | Lassen | Lassen National Forest, Harvey Valley Allotment (Ashurst Well). | 1950 | Comment | ||
SEINET11986397 | Sidalcea oregana | N. E. Heiken | 1978-1 | 86 | Lassen | Colman Lake, several mi S of Eagle Lake | 1963 | Comment | ||
UCD116829 | Sidalcea oregana | P. B. Kennedy | 1927-6-13 | s.n. | Lassen | Fall River, by intake above dtich. | Comment | |||
POM260877 | Sidalcea oregana subsp. oregana | Alice Eastwood, J. T. Howell | 1940-6-11 | 7982 | Lassen | Big Valley Mountains. | Comment | |||
RSA25322 | Sidalcea oregana subsp. oregana | C. L. Hitchcock | 1940-5-26 | 6644 | Lassen | Overflow of Pitt River, 1 mile W of Bieber | Comment | |||
POM253297 | Sidalcea oregana subsp. spicata | A. A. Heller | 1938-7-28 | 15303 | Lassen | 1 mile East of Westwood. | 1524 | Comment | ||
RSA703717 | Sidalcea oregana var. maxima | Arnold Tiehm, Jan Nachlinger, Margaret J. Williams | 1988-6-2 | 11704 | Lassen | East side of Snowstorm Mt., 18.1 road miles north of the Wendel road on highway 395 from Susanville to Alturas | 1402 | Comment | ||
NY177476 | Sidalcea oregana var. spicata | J. T. Howell | 1934-7-6 | 12442 | Lassen | Harvey Valley | Comment | |||
SEINET9005527 | Sidalcea oregana var. spicata | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
CAS-BOT-BC384312 | Silene bernardina | Clarence R. Quick | 1966-7-22 | 66 -52 | Lassen | Susanville-Pittville road, Blacks Mtn. Hdqts.; Halls Flat, 9 m. e. of Hat Creek | 1706 | Comment | ||
UC1483814 | Silene bernardina | G. Schoolcraft | 1979-6-7 | 129 | Lassen | northern Skidaddle Mountains | 2011 | Comment | ||
CHSC59709 | Silene menziesii | Mary Meyer | 1980-7-28 | Lassen | 2148 | Comment | ||||
SEINET8879824 | Silene menziesii | R. R. Halse | 2006-8-3 | 6992 | Lassen | Modoc NF, along Blue Lake Road N of Blue Lake, above Parsnip Creek, ca 15 miles ESE of Likely. | 1860 | Comment | ||
CAS-BOT-BC389545 | Silene nuda | M. S. Taylor; B. Hammond | 1982-7-8 | 4790 | Lassen | Along Scott Rd just s of bend, ca. 4 mi ne of Beckwourth Pass | 1432 | Comment | ||
CAS-BOT-BC389554 | Silene nuda | Elmer I. Applegate | 1923-9-30 | 4035 | Lassen | Constantia, Honey Lake Valley | Comment | |||
CHSC89312 | Silene nuda | G. Douglas Barbe | 1974-8-20 | 1936 | Lassen | Upper Long Valley. Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
JEPS123843 | Silene nuda | Lowell Ahart, John Dittes | 2015-7-14 | 20334 | Lassen | About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | Comment | |||
UC1553400 | Silene nuda | G. Schoolcraft | 1988-7-7 | 1818 | Lassen | ca 1 mi s Horne Ranch (se corners of Madeline Plains); , s of Horne Ranch | 1645 | Comment | ||
RSA0028051 | Sisymbrium altissimum | John F. Emmel | 1996-7-14 | 1425 | Lassen | North base of Ft. Sage Mts., south edge of Honey Lake Valley; gently sloping sandy flats 0.2-0.3 air mile north and 0.15-0.3 air mile east of 4818 ft. peak of Turtle Mtn. | 1280 | Comment | ||
SBBG128753 | Sisyrinchium bellum | L. Ahart, J. Dittes | 2008-6-20 | 14964 | Lassen | ca. 10 yards W 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 | ||
UC773859 | Sisyrinchium idahoense | L. R. Short, Wm. Gansberg | 1936-6-11 | S 430 | Lassen | Burgess Spring Esperiment Range; Lassen Forest | 1730 | Comment | ||
CDA38565 | Sium | F. A. Taylor | 1939-7-5 | s.n. | Lassen | Bieber. | 0 | Comment | ||
CDA38568 | Sium suave | T. C. Fuller | 1959-7-7 | 4732 | Lassen | Highway 395, 7.5 miles east of Susanville. | 0 | 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 | ||
NY820340 | Solanum triflorum | J. T. Howell | 1973-7-10 | 49797 | Lassen | Susanville, in city park | 1295 | Comment | ||
CDA8717 | Solidago californica | Gary Schoolcraft | 1994-8-29 | 2426 | Lassen | About 1 mile west of Susanville up Piute Creek. | Comment | |||
UCD107501 | Solidago spectabilis | Tim Kuhn | 2006-1 | 47 | Lassen | Eagle Lake Ranger District. | Comment | |||
UC1776708 | Solidago velutina subsp. sparsiflora | G. Schoolcraft | 1994-8-3 | 2416 | Lassen | About 1 mile S of Boot Lake | 1889 | Comment | ||
SEINET7707308 | Sorbus californica | G. Schoolcraft | 1997-1 | 2672 | Lassen | Diamond Mountain, N slope | 2317 | Comment | ||
HSC95263 | Sparganium emersum | Gordon Leppig, J. Cromwell | 1997-7-27 | 626 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
HSC95310 | Sparganium emersum | Gordon Leppig, Juli Neander, Kai Neander | 1997-7-26 | 691 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CHSC27654 | Sparganium emersum subsp. emersum | Jerry Snodgrass | 1978-7-11 | 50 b | Lassen | Papoose Creek, SE corner of Eagle L. Meadow; in pool. | 1584 | Comment | ||
UC1537628 | Sparganium eurycarpum var. eurycarpum | Gordon H. True Jr. | 1939-7-6 | 1024 | Lassen | Honey Lake Valley; George Bailey Ranch | Comment | |||
CAS-BOT-BC213213 | Sphaeralcea grossulariifolia | Louella Bass | 1980-6-10 | s.n. | Lassen | Standish | Comment | |||
JEPS103181 | Sphaeromeria potentilloides var. potentilloides | G. Schoolcraft | 2000-6-19 | 2905 | Lassen | Flat SE of Ravendale BLM Fire Station | 1645 | Comment | ||
POM91114 | Spiraea douglasii | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC845562 | Spiranthes romanzoffiana | A. A. Heller | 1938-7-28 | 15297 | Lassen | meadow about 1 mi e Westwood | 1524 | Comment | ||
CHSC41843 | Stachys ajugoides var. rigida | P. V. Caldwell | 1972-7-8 | 262 | Lassen | Eagle Lake. 1 mile from the forest road toward Papoose Meadows on Papoose Creek. | Comment | |||
SEINET7977004 | Stachys rigida | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
UC1567417 | Stanleya pinnata | G. Schoolcraft | 1989-5-31 | 1880 | Lassen | near intersection Skedaddle Ranch and Wendel Roads; nr intersection Skedaddle Ranch and Wendel Roads | 1249 | Comment | ||
CAS-BOT-BC60993 | Stanleya viridiflora | Louella Bass | 1982-7-25 | 10 -82 | Lassen | Near Karlo, about 12 miles north of Litchfield. | 1356 | Comment | ||
NY608067 | Stanleya viridiflora | G. Schoolcraft | 1998-7-14 | 2763 | Lassen | Along Karlo Road, 1 mile south of Biscas Reservoir Road. | 1356.4 | Comment | ||
SEINET11604939 | Stanleya viridiflora | L. Bass | 1982-7-25 | 10 -82 | Lassen | Near Karlo, ca 12 miles N of Litchfield. | 1356 | Comment | ||
SD8165 | Stellaria calycantha | Mrs. R. M. Austin | August 1882 | Lassen | Comment | |||||
JEPS51139 | Stellaria longipes var. longipes | Brown and Wieslander | 1922-7-18 | 52 | Lassen | Martin Springs; Eagle Lake | Comment | |||
UC86569 | Stenotus acaulis | T. S. Brandegee | 1892-7-2 | Lassen | Near Susanville | Comment | ||||
UC1755281 | Stenotus lanuginosus var. lanuginosus | Dean W. Taylor | 2007-6-14 | 20127 | Lassen | Upper Gooch Valley, Forest Road 35N05 (County Road 22) 0.3 miles north of junction with Forest Road 34N45 | 1889 | 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-BC375447 | Stephanomeria exigua subsp. exigua | R. F. Thorne; C. W. Tilforth | 1969-9-6 | 39261 | Lassen | On roadside c. 0.7 mi. SE of Milford, along Hwy. 395 (W. of Honey Lake) | 1280 | Comment | ||
UC1523770 | Stephanomeria lactucina | Gary Schoolcraft | 1981-7-7 | 496 | Lassen | on slopes n Landon Lookout | 2011 | Comment | ||
HSC83372 | Stephanomeria lactucina | R. W. Becking | 1987-7-29 | Lassen | Lassen National Forest, Caribou Wilderness, Gem Lake | Comment | ||||
CDA8868 | Stephanomeria spinosa | E. E. Fix | 1946-7-21 | Lassen | Susanville. | 0 | Comment | |||
SEINET10474966 | Stephanomeria spinosa | Mary Susan Taylor | 1982-8-19 | Taylor 5020 | Lassen | T22N R17E sw/nw sec 5. Beckwourth Pass quad. Along dirt rd (old RR tracks), s of and paralleling Hwy 70, just se of Beckwourth Pass. Sagebrush Scrub; 5200 ft. Dry sandy soil. | 1585 | Comment | ||
CAS-BOT-BC375742 | Stephanomeria virgata | Gary Schoolcraft | 1985-9-4 | 1520 | Lassen | Along Hwy 395 above Pauline's Risser, Tule Patch Spr. | 1524 | Comment | ||
UCR244065 | Stipa comata | Jim Andre, G. L. Clifton | 1993-6-9 | 19691 | Lassen | Foothills of Sierra Nevada Mtns., Honey Lake Valley, c. 5 mi. west of Doyle (at U.S. 395), just inside Plumas NF boundary | 1631 | Comment | ||
HSC26013 | Stipa hymenoides | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19297 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
SEINET10523055 | Stipa thurberiana | Billy Joe Cox, Paul Gallian | 1971-6-2 | Cox 2873 | Lassen | Hallelujah Jct. intersection of US Hwy 395 & Calif. Hwy 70; in open waste area adjacent to Artemisia tridentata community. | 1433 | Comment | ||
CHSC80622 | Streptanthella longirostris | Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolscraft | 2001-6-2 | 10039 | Lassen | North-northeast of Doyle on a dirt road bordering the east side of Turtle Mountain. | 1828 | Comment | ||
NY215290 | Streptanthus cordatus | D. B. Dunn | 1971-6-2 | 17787 | Lassen | 6 mi N of Hallelujah Jct. on U.S. Hwy 395. | 1402.1 | Comment | ||
SEINET10973548 | Streptanthus cordatus | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17787 | Lassen | 6 mi. N. Of hallelujah jct on us 395, in artemesia tridentata, pinyon pine, jeffrey pine along high ridge & in sandy wash. | 1402 | Comment | ||
HSC23510 | Stuckenia pectinata | R. Carter | 1967-7-13 | 594 | Lassen | 5 mi. E of Eagle Lake Biology Station at point where road comes nearest to Willow Creek | 1561 | Comment | ||
UCD138352 | Stuckenia pectinata | Verne Grant; Irving Schneider | 1947-8-1 | 8244 | Lassen | East end of Tule Lake. | Comment | |||
UC7240 | Suaeda moquinii | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3325 | Lassen | Honey Lake Valley | 1828 | Comment | ||
CHSC60831 | Swertia albicaulis var. albicaulis | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5605 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. | 1725 | Comment | ||
CHSC68748 | Swertia albicaulis var. albicaulis | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8488 | 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 | ||
JEPS94613 | Swertia albicaulis var. albicaulis | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8488 | Lassen | e side of Hwy 139 at a small farm stock pond 38.2 mi n Susanville (7.4 mi n of Eagle Lake Rd.) | 1627 | Comment | ||
UC1123453 | Swertia albicaulis var. albicaulis | Robert W. Gardner | 1937-6-16 | G- 13 | Lassen | Burgess Spring Experimental Range Halls Flat Quad. | 1798 | 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 | ||
UC223697 | Symphyotrichum ascendens | Elmer I. Applegate | 1923-9-30 | 4036 | Lassen | Constantia, Honey Lake Valley | Comment Read comments Feb 4 2016 |
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OBI75865 | Symphyotrichum foliaceum var. parryi | Anthony Baniaga | 2011-9-8 | 512 | Lassen | Lassen Natl Forest. Caribou Wilderness; N of Long Lake. Red Cinder quad. T30 N R7E sec 9NE of SW | 2099 | Comment | ||
CHSC76082 | Symphyotrichum frondosum | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8210 | Lassen | 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 | ||
UCD54543 | Symphyotrichum frondosum | Ellen Dean; Petra Unger, Dawn Cunningham | 2005-10-10 | 2726 | Lassen | E. of town of Susanville, along C.R. A27 (Center Rd.) Grounds of California Correctional Facility. Sewage treatment plant area. | 1246 | Comment | ||
UCD136611 | Symphyotrichum lanceolatum var. hesperium | G. Schoolcraft | 1996-9-9 | 2583 | Lassen | lower end of Willow Creek. | 1310 | Comment | ||
CAS-BOT-BC98540 | Symphyotrichum spathulatum | Louella Bass | 1973-6-6 | 99 | Lassen | Sierra Nevada - Elysian Valley | 1325 | Comment | ||
CHSC113936 | Symphyotrichum spathulatum | Lowell Ahart | 2014-8-20 | 19720 | 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 | ||
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 | ||
JEPS107459 | Taraxia tanacetifolia | Lowell Ahart, John Dittes | 2005-6-1 | 11856 | Lassen | In the center 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 | ||
JEPS114747 | Taraxia tanacetifolia | Lowell Ahart, John Dittes | 2008-6-22 | 15037 | Lassen | About 220 yards west of the road levee, on the banks of a small natural drainage, in Big Valley, about 2.1miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5 miles (air) northeast of Bieber | 1262 | Comment | ||
JEPS31727 | Taraxia tanacetifolia | W. L. Jepson | 1918-8-2 | 7767 | Lassen | Beckwith Pass | 1463 | Comment | ||
UC1035972 | Taraxia tanacetifolia | Helen K. Sharsmith | 1955-6-27 | 4511 B | Lassen | forest adjacent to State Hwy 299 near Fall River Mills; Lassen National Forest | 1219 | Comment | ||
UC1594647 | Taraxia tanacetifolia | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5102 | Lassen | s side of Hwy 44 between Old Station and Susanville (1.2 mi se of County Rd A21); Long Lake | 1745 | Comment | ||
SJSU4286 | Taraxia tanacetifolia | R. L. Fisher | 1958-6-16 | Lassen | c. 6 mi S of Madeline | Comment | ||||
SJSU3023 | Tetradymia canescens | J. W. Tilden | 1967-8-27 | 1773 | Lassen | 3 mi W of Standish | Comment | |||
UC501445 | Tetradymia canescens | Frank W. Peirson | 1932-7-20 | 10354 | Lassen | 20 mi se Susanville | Comment | |||
CDA20359 | Tetradymia glabrata | D. Tillotson | 1942-6-9 | s.n. | Lassen | Modoc Plateau; Mud Flat. | 0 | Comment | ||
CHSC110308 | Tetradymia glabrata | L. P. Janeway; B. Castro | 2012-7-2 | 10928 | Lassen | Modoc Plateau. Eastern end of Amedee Mountains; along Ske-daddle Ranch Road (#26020) at the road to South Fork Reservoir, 6.1 road km north of the Wendel Road. | 1473 | Comment | ||
UC91602 | Tetradymia glabrata | T. S. Brandegee | 1892-7-22 | Lassen | Honey Lake | Comment | ||||
UCD136752 | Tetradymia glabrata | B. L. Kay | 1955-4-19 | s.n. | Lassen | 15 miles north of Honey Lake, along US Highway 395. | Comment | |||
CDA8932 | Tetradymia spinosa | Robin Breckenridge | 2007-5-1 | PDR# 1349824 D | Lassen | Wendel. | 0 | Comment | ||
CAS-BOT-BC399902 | Thalictrum sparsiflorum | George W. Gillett | 1957-7-24 | 897 | Lassen | Lassen Volcanic National Park. Cameron Meadow | 1950 | Comment | ||
JEPS54071 | Thelypodium crispum | W. L. Jepson | 1918-8-2 | 7756 | Lassen | Beckwith Pass | 1463 | Comment | ||
UC10930 | Thelypodium crispum | M. S. Baker and F. Nutting | 1894-7-6 | Lassen | Dixey Valley | Comment Read comments Oct 10 2006 |
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HSC69588 | Thelypodium flexuosum | Gary Schoolcraft | 1980-5-16 | Lassen | SE of Wendel | 1220 | Comment | |||
NY215495 | Thelypodium flexuosum | A. Tiehm | 1980-5-29 | 5745 | Lassen | North end of Honey Lake Valley, just north of Hot Springs 1.1 air miles NNW of Wendel. | 1231.4 | Comment | ||
CAS-BOT-BC88086 | Thelypodium howellii subsp. howellii | Arnold Tiehm; Gary Schoolcraft; Jan Nachlinger | 1984-6-25 | 8826 | Lassen | Rodeo Flat, 2.7 road miles west of the state line on Buckhorn road from Ravendale to Highway 81. | 1828 | Comment | ||
CAS-BOT-BC88088 | Thelypodium howellii subsp. howellii | Mrs. H. C. Cantelow | 1940-5-31 | 3764 | Lassen | 7.3 miles east of Bieber. | 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 | ||
CAS-BOT-BC88110 | 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. | Comment | |||
NY215734 | Thelypodium milleflorum | G. Schoolcraft | 1983-5-24 | 956 | Lassen | 1 mile south of Herlong Ca. | 1249.7 | 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-BC193474 | Thinopyrum ponticum | John Thomas Howell | 1975-7-23 | 51409 | Lassen | Along Hwy. 395 between Johnstonville and Jonesville - Sierra Nevada | 1280 | Comment | ||
RSA245272 | Tiquilia nuttallii | D. H. Norris, Thomas W. Nelson | 1971-6-22 | 19287 | Lassen | Along Hwy 395 about 4 miles E of Standish | Comment | |||
UC61148 | Tiquilia nuttallii | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Amedee Honey Lake Valley, Amedee | Comment | ||||
POM72574 | Tiquilia nuttallii | Marcus E. Jones | 1897-6-22 | s.n. | Lassen | 10 miles south of Amedee. [Lassen or Plumas Co.?] | 1220 | Comment | ||
CHSC77259 | Triantha occidentalis subsp. occidentalis | G. Schoolcraft | 1997-8-5 | 2650 | Lassen | Near Robbers Spring. | 1798 | Comment | ||
CAS-BOT-BC220989 | Trichostema | John Thomas Howell | 1976-7-20 | 52010 | Lassen | About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek | 1432 | Comment | ||
CHSC117523 | Trichostema oblongum | Lowell Ahart; John Dittes | 2016-7-13 | 21122 | Lassen | West edge of the pond, 80 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) southwesst of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
JEPS17721 | Trichostema oblongum | Rimo Bacigalupi with G. T. Robbins | 1955-7-19 | 5374 | Lassen | 10.3 mi SE of Adin (along Ash Valley road betw. Adin and Madeline) | 1524 | Comment | ||
POM70273 | Trichostema simulatum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | 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 | ||
UCD117584 | Trientalis latifolia | W. W. Robbins | 1926-4-17 | 524 | Lassen | Grass Valley. | Comment | |||
CAS-BOT-BC219011 | Trifolium andersonii subsp. andersonii | Jean Langenheim | 1957-6-26 | 4369 | Lassen | Northwest Said Valley, northeastern part of Lassen County. In silty area | Comment | |||
CAS-BOT-BC219012 | Trifolium andersonii subsp. andersonii | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8321 | Lassen | Said Valley | Comment | |||
POM28734 | Trifolium andersonii subsp. andersonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | 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 | ||
UC165623 | Trifolium breweri | Milo S. Baker | Lassen | Comment | ||||||
UCSC010335 | Trifolium eriocephalum subsp. cusickii | Unknown | 2016-7-15 | 21231 | 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 | 1268 | Comment | ||
CHSC117267 | Trifolium eriocephalum var. cusickii | Lowell Ahart; John Dittes | 2016-7-15 | 21231 | 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 | ||
UCSC011166 | Trifolium geminiflorum | Lowell Ahart, John Dittes | 2016-7-15 | 21233 | Lassen | About 10 yards west of State Highway 299, Big Valley Mountains, 0.4 air miles northeast of Big Valley Summit, 5.0 air miles southwest of Bieber. | 1398 | Comment | ||
UCSC010316 | Trifolium hybridum | Unknown | 2016-6-7 | 21019 | Lassen | On the west edge of State Highway 299, Big Valley Mountains, 0.4 air miles northeast of Big Valley Summit, 5.0 air miles southwest of Bieber | 1398 | Comment | ||
JEPS127632 | Trifolium longipes | Alejandro Brambila, Michael Dolan | 2016-7-7 | CA 320 -156 | Lassen | Ash Valley road 1 mi past Holbrook Reservoir. | Comment | |||
CHSC91328 | Trifolium longipes subsp. hansenii | Lowell Ahart; John Dittes | 2005-6-1 | 11867 | 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 | ||
RSA716039 | Trifolium longipes var. nevadense | L. Ahart | 2005-6-1 | 11867 | 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. | 1449 | Comment | ||
CHSC67223 | Trifolium macrocephalum | James D. Jokerst | 1991-5-29 | 3304 | 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-BC230743 | Trifolium productum | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch | 2225 | Comment | ||
CAS-BOT-BC230746 | Trifolium productum | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch | 2225 | Comment | ||
CHSC68864 | Trifolium productum | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8636 | 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 | ||
UCSC011155 | Trifolium variegatum | Lowell Ahart | 2005-6-2 | 11991 | Lassen | west side of a poor dirt road, Long Valley, about 4 1/2 miles northeast of the intersection of Scott Road and Highway 70, 6 miles northwest of Hallelujah Junction | 1428 | Comment | ||
CHSC93693 | Trifolium variegatum var. geminiflorum | Lowell Ahart; John Dittes | 2005-6-2 | 11991 | 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 | ||
JEPS127284 | Trifolium variegatum var. variegatum | Lowell Ahart, John Dittes | 2016-7-13 | 21120 | Lassen | 80 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 | |||
UC165497 | Trifolium variegatum var. variegatum | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3306 | Lassen | Tule Confederacy Honey Lake Valley | Comment | |||
POM28370 | Trifolium variegatum var. variegatum | Marcus E. Jones | 1897-6-24 | 7504 | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
POM27706 | Trifolium wormskioldii | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
CHSC21232 | Triglochin maritima | Robert A. Schlising | 1974-6-20 | 3147 | Lassen | Murrers Upper Meadow, about 2.5 miles east of Eagle Lake Field Station, on the east side of Eagle Lake. | Comment | |||
UC483 | Triglochin maritima | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3331 | Lassen | Honey Lake Valley | 1219 | Comment | ||
POM119456 | Triglochin maritima | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
UCD93595 | Trisetum canescens | John Thomas Howell | 1976-7-19 | 51972 | Lassen | On Gold Run Creek southwest of Susanville. | 1386 | Comment | ||
SEINET10872223 | Triteleia montana | Mary Merello | 1993-6-28 | Merello 757 | Lassen | Lassen National Forest. At end of Forest Service Road 31N01 at lake. Pine woodland. | 1740 | Comment | ||
SEINET3125312 | Triticum aestivum | Richard R. Halse | 2006-1 | 6991 | Lassen | Modoc National Forest, along Blue Lake Road north of Blue Lake, about 15 miles ESE of Likely. | 1860 | Comment | ||
SEINET5424376 | 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, in a clear cut area above Parsnip Creek. | 1860 | Comment | ||
SD50711 | Tsuga mertensiana | Darley F. Howe | 1959-8-3 | Lassen | Lassen National Park | 2590 | Comment | |||
SEINET7951785 | Typha angustifolia | M. A. Nods, S. G. Smith | 1949-8-20 | 1473 | Lassen | N shore of lake 1 mi S of Milford, Honey Lake Valley | Comment | |||
SEINET6194989 | Typha latifolia | CLM Team | 2014-7-29 | NV 030 -983 | Lassen | From Reno head north on 395, turn right onto Red Rock Rd. and proceed roughly 0.5-0.75 of a mile and park at dirt pull off on the right side of the road | 1368 | Comment | ||
SD8210 | Umbellularia californica | J. M. Hutchings, Cleveland | 1881-6-19 | Lassen | Eagle Peak. | Comment Read comments May 12 2020 |
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JEPS124676 | Urtica dioica subsp. holosericea | Dixie Funnell | 1965-7-12 | 2081 | Lassen | Highway 139 , north of Susanville, 23 miles neat Eagle Lake. | Comment | |||
UCD122040 | Utricularia macrorhiza | Barry Rice | 2007-5-26 | BR 070501 | Lassen | Papoose Meadows. | 1625 | Comment | ||
CHSC66248 | Utricularia minor | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7869 | 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 | ||
HSC95200 | Utricularia minor | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-29 | 521 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UCD121864 | Utricularia minor | Barry Rice | 2009-7-5 | BR 090705 | Lassen | at Robbers Spring. | Comment | |||
CHSC65316 | Utricularia vulgaris | Vernon H. Oswald | 1995-8-21 | 7214 | Lassen | Warner Mtns. Blue Lake located ca. 13 mi SE of Likely. At the SW corner of the lake. | 1859 | Comment | ||
JEPS96005 | Utricularia vulgaris | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7868 | Lassen | 2.5 mi. s. Eagle Lake (ca. 0.5 mi. e. of Eagle Lake Rd. (A1), Papoose Meadows, Papoose Creek where it leaves the n. end of the meadow); Modoc Plateau, Papoose Meadows | 1633 | Comment | ||
JEPS3753 | Valeriana californica | George Gillett | 1952-7-29 | 129 | Lassen | along trail from Hat Lake to Paradise Valley; Lassen Volcanic Park | 2103 | Comment | ||
UC102371 | Valeriana occidentalis | Mrs. R. M. Austin | June 1874 | Lassen | Willow Creek Valley | Comment Read comments Jul 6 2010 |
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CAS-BOT-BC528860 | Veratrum californicum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49218 | Lassen | Sierra Nevada, Elysian Valley northwest of Janesville | 1325 | Comment | ||
RSA18170 | Veratrum californicum | Carl B. Wolf | 1929-9-1 | 3776 | Lassen | Mt. Lassen Natl Park, between Grassy Lake and Snag Lake | Comment | |||
CDA6408 | Verbascum thapsus | Yeager | 1929-8-29 | Lassen | Honey Lake. | 0 | Comment | |||
JEPS24105 | Veronica americana | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13277 | Lassen | 13.1 mi s of Ravendale (along U.S. Hwy 395) | Comment | |||
RSA523846 | Veronica catenata | L. R. Heckard, Peter Rubtzoff | 1971-8-3 | 2702 | Lassen | 1.3 miles west of Pit River bridge at Bieber. Along Pit River overflow at bridge 7-03. | 1220 | Comment | ||
UC1023721 | Veronica peregrina subsp. xalapensis | Francis W. Pennell | 1940-6-9 | 25757 | Lassen | 4 mi s of Madeline (Route 395) | 1615 | Comment | ||
UC1583994 | Veronica peregrina subsp. xalapensis | G. Schoolcraft | 1990-5-15 | 2045 | Lassen | about 3 mi s of Nubieber (John's Valley area); John's Valley area | 1402 | Comment | ||
CHSC61062 | Veronica serpyllifolia subsp. humifusa | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5746 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. | 1932 | Comment | ||
SD61009 | Vicia americana subsp. oregana | Darley F. Howe | 1964-8-1 | 3909 | Lassen | Warner Mountains, Modoc National Forest, Parsnip Creek | 1890 | Comment | ||
CHSC75500 | Vicia americana var. americana | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9755 | Lassen | Northeast of Susanville and 3.8 mi south of Biscar Wildlife Management Area on BLM 26030. | 1347 | Comment | ||
CHSC83990 | Vicia americana var. americana | K. R. Stern | 1967-6-24 | 2407 | Lassen | Murrer Meadow, ca. 3 mi. SE of Eagle Lake Biological Station. | 1554 | Comment | ||
SDSU6688 | Vicia americana var. americana | D. F. Howe | 1964-8-1 | 3909 | Lassen | Parsnip Creek, Warner Mountains, Modoc National Forest. | Comment | |||
JEPS121271 | Vicia villosa | Lowell Ahart, John Dittes | 2013-7-23 | 18900 | Lassen | E side of the road levee, about 100 yards W of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
UC604681 | Vicia villosa subsp. villosa | Farris Farris | 1935-6-30 | Lassen | 7 mi sw Susanville (Gold Run); Gold Run | 1432 | Comment | |||
UC108602 | Viola beckwithii | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
CHSC67081 | Viola purpurea | Jeanne Boze | 1981-6-13 | 115 | Lassen | On the northeast slope of Galletin Peak. | 2011 | Comment | ||
CAS-BOT-BC383487 | Wyethia mollis | Clarence R. Quick | 1961-6-21 | 61 -36 | Lassen | Adjacent to Road 21, Blacks Mountain Experimental Forest northeast of Lassen Peak | 1798 | Comment | ||
CAS-BOT-BC383491 | Wyethia mollis | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-8 | Lassen | Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | 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 | ||
HSC81805 | Wyethia mollis | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6032 | Lassen | Ash Valley, along branch road off Adin-Madeline Rd. just S of bridge over Ash Creek, 16 mi. SE of Adin, 200 yds. SE of main road. | 1555 | Comment | ||
JEPS30484 | Wyethia mollis | Peter H. Raven with Otto T. Solbrig | 1958-6-16 | 13243 | Lassen | 5.7 mi w Westwood (on State Highway 36) | Comment | |||
UC1099972 | Zannichellia palustris | Verne Grant and Irving Schneider | 1947-8-1 | 8242 | Lassen | e. end Tule Lake | Comment | |||
UCD58789 | Zannichellia palustris | 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 |
Copyright © 2019 Regents of the University of California — Updated 11 January 2019 |