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Search Results
— 2000 specimen records retrieved (1629 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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CAS-BOT-BC330610 | Acer glabrum var. glabrum | Clare B. Hardham | 1969-8-28 | 17438 | Lassen | Sierra Nevada. West of Janesville. | Comment | |||
SEINET7893918 | Acer macrophyllum | E. Brooks | 1927-5-9 | s.n. | Lassen | 80 miles N of Reno. | Comment | |||
UC506903 | Achillea millefolium | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 275 | Lassen | Patterson Flat; Lassen National Forest | 1737 | Comment | ||
SD8826 | Achillea millefolium | R. M. Austin | 1879-1 | Lassen | Boiling Lake, near Lassen Peak | 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 | |||
CAS-BOT-BC210663 | Achnatherum lemmonii | John Thomas Howell | 1976-7-19 | 51980 | Lassen | On Gold Run Creek southwest of Susanville | 1386 | Comment | ||
UCD50603 | Achnatherum lemmonii | John Thomas Howell | 1976-7-19 | 51980 | Lassen | Transition Zone forest on Gold Run Creek southwest of Susanville. Lassen County. | 1386 | Comment | ||
CHSC64900 | Achnatherum nevadense | Vernon H. Oswald | 1995-6-19 | 6879 | Lassen | Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. | 1383 | Comment | ||
JEPS456 | Achnatherum occidentale subsp. californicum | G. S. Crew and C. S. Robinson | 1927-6-25 | 29 | Lassen | near Westwood <Tet?>; Lassen Forest | 1706 | Comment | ||
UC1133069 | Achnatherum occidentale subsp. occidentale | K. E. Bradshaw | 1939-5-27 | 231 | Lassen | Black Mt. Experimental Forest - Plot 39-1, s end Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC717977 | Achnatherum occidentale subsp. occidentale | David D. Keck | 1944-7-8 | 5451 | Lassen | 1.5 mi w Susanville (rim of plateau overlooking Susan River canyon); Sierra Nevada, Susan River | 1341 | Comment | ||
CAS-BOT-BC218615 | Achnatherum occidentale subsp. pubescens | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49486 | Lassen | Elysian Valley west of Janesville, Sierra Nevada | 1325 | Comment | ||
CAS-BOT-BC218616 | Achnatherum occidentale subsp. pubescens | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-37 | Lassen | Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70, Sierra Nevada | 1493 | Comment | ||
UC1024687 | Achnatherum occidentale subsp. pubescens | Leo Whitney | 1933-7-15 | 2158 | Lassen | ca. 16 mi w of upper end of Eagle Lake (Harvey Mountain); Lassen National Forest | Comment | |||
UC1024939 | Achnatherum occidentale subsp. pubescens | Leo Whitney | 1935-6-26 | 3334 | Lassen | Camp 10, Fruit Grower's Supply Company Lassen National Forest | 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 | ||
UCD18960 | Achnatherum occidentale subsp. pubescens | Raymond D. Ratliff | 1965-7-12 | 16 | Lassen | Lassen National Forest, Harvey Valley Allotment (HV-81-76 and 21-15). | 1737 | Comment | ||
UCD32665 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1954-7-5 | 2064 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
UCD32666 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1954-7-5 | 2066 | Lassen | Lassen County, 5.5 miles west of Susanville, along highway 36. | 1447 | Comment | ||
UCD32668 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1954-7-6 | 2069 | Lassen | Lassen County, 1 mile east of Johnstonville, along US highway 1395. | 1219 | Comment | ||
UCD51167 | Achnatherum occidentale subsp. pubescens | A. H. Shunk | 1923-8-1 | s.n. | Lassen | Madeline. | Comment | |||
UCD51192 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1964-6-25 | 7071 | Lassen | 25 miles n.w. Susanville, State Hwy. 44, Bogard Ranger Station, Lassen National Forest. | 1722 | Comment | ||
UCD51194 | Achnatherum occidentale subsp. pubescens | L. Whitney | 1935-6-24 | s.n. | Lassen | Squaw Valley. | Comment | |||
UCD51215 | Achnatherum occidentale subsp. pubescens | Beecher Crampton | 1954-7-5 | 2064 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
UCD51216 | Achnatherum occidentale subsp. pubescens | R. Tofsrud | 1947-7-1 | 222 | Lassen | 12 mi. E. of Madeline. | Comment | |||
UC1024911 | Achnatherum thurberianum | Leo Whitney | 1935-6-25 | 3372 b | Lassen | ca 13 mi w of upper end Eagle Lake; Ashurst Mountain | Comment | |||
UC584332 | Achnatherum thurberianum | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-8 | 2226 | Lassen | 6 mi s Ravendale | 1660 | Comment | ||
UCD51301 | Achnatherum webberi | Beecher Crampton | 1954-7-6 | 2074 | Lassen | Along US Hwy 395, 15 miles south of Ravendale. | 1676 | Comment | ||
CHSC113083 | Acmispon denticulatus | Lowell Ahart; John Dittes | 2013-7-23 | 18888 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
UC1037221 | Aconitum columbianum | Leo Whitney | 1934-7-23 | 1589 | Lassen | ca. 7 - 8 mi. s.w. Eagle lake (Bridge Creek Camp near Bridge Creek); Lassen Nat'l Forest, Bridge Creek Camp | 1737 | Comment | ||
UC467713 | Aconitum columbianum | Franklin P. Nutting | 1900-7-2 | Lassen | Pine Creek | Comment | ||||
CAS-BOT-BC412863 | Aconogonon davisiae | Ray Hanson | 1954-8-23 | s.n. | Lassen | Lassen Park: near Jakey Lake | 2112 | Comment | ||
UCD98583 | Aconogonon davisiae | Hans Leschke | 1945-9-14 | s.n. | Lassen | Mt. Lassen trail. | 2621 | Comment | ||
UCD124873 | Agastache parvifolia | John F. Sorenson | 1986-7-5 | s.n. | Lassen | 9 miles southeast of Termo, Bailey Creek drainage; Bailey Creek above Bailey Reservoir. | Comment | |||
CHSC23525 | Agastache urticifolia | Wayne O. Baum | 1971-7-14 | 71 -68 | Lassen | N slope of Gallatin Peak. | 2011 | Comment | ||
UC1483811 | Agastache urticifolia | G. Schoolcraft | 1979-7-5 | 122 | Lassen | n face Observatioin Peak; n face of Observation Peak | 1828 | Comment | ||
CAS-BOT-BC30239 | Ageratina occidentalis | Clare B. Hardham | 1969-8-28 | 17433 | Lassen | West of Janesville | Comment | |||
UC29341 | Agoseris X dasycarpa | M. S. Baker and Frank Nutting | 1894-7-5 | Lassen | Dixey Valley Dixey Valley | Comment | ||||
SEINET10925084 | Agoseris glauca | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 510 | 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 | ||
CHSC107994 | Agoseris heterophylla | Lowell Ahart; John Dittes | 2011-6-20 | 17485 | Lassen | About 15 yards west 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 | ||
CHSC68840 | Agoseris heterophylla | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8601 | 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. (20N10). | 1655 | Comment | ||
UC1924573 | Agoseris heterophylla var. heterophylla | Debra Valov | 2006-5-29 | 2006023 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1280 | Comment | ||
UC773952 | Agoseris parviflora | L. R. Short and J. Warren | 1936-6-5 | S- 372 | Lassen | Burgess Spring Experiment Range Burgess Spring Experiment Range | 1798 | Comment | ||
CAS-BOT-BC13413 | Agoseris retrorsa | Louella Bass | 1973-5-29 | 82 | Lassen | Elysian Valley | 1325 | Comment | ||
UC1136778 | Agoseris retrorsa | L. R. Short and W. McNulty | 1936-6-15 | S- 436 | Lassen | Burgess Spring Exp. Range | 1848 | Comment | ||
CHSC66418 | Agropyron desertorum | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7800 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Modoc Plateau. Ca.0.1 mi E of Devils Corral Trialhead. | 1420 | Comment | ||
SEINET13680160 | Agropyron desertorum | P. Gallian, David B. Dunn | 1971-6-2 | 484 | Lassen | 5 mi. S of Milford near Honey Lake on U.S. Hwy. 395.; 0 | 1250 | Comment | ||
UC60210 | Agrostis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3303 | Lassen | Honey Lake Valley | Comment | |||
HSC69074 | Agrostis exarata | Gary Schoolcraft | 1980-8-13 | 351 | Lassen | N side of Diamond Mountain, south of Susanville | 1951 | Comment | ||
SACT000106 | Agrostis exarata | Malcolm Nobs, S. Smith | 1949-7-21 | Lassen | shallow marshy stream from springs, 4 miles north of madeline | Comment | ||||
UC1776698 | Agrostis exarata | G. Schoolcraft | 1994-8-1 | 2389 B | Lassen | About 2 miles W of Boot Lake | 2255 | Comment | ||
UCD52277 | Agrostis exarata | Malcolm A. Nobs; Galen Smith | 1949-7-21 | 1057 | Lassen | 4 miles N of Madeline. | Comment | |||
SEINET4341020 | Agrostis exarata | G. Schoolcraft | 1994-8-1 | 2382 | Lassen | About 2 miles west of Boot Lake | 2256 | Comment | ||
CAS-BOT-BC139295 | Agrostis idahoensis | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49523 | Lassen | Sierra Nevada. Elysian Valley, west of Janesville. | 1325 | Comment | ||
CHSC58860 | Agrostis pallens | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5107 | 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 | ||
CAS-BOT-BC138622 | Agrostis stolonifera | H. S. Yates | 1936-8-11 | 6069 | Lassen | Baxter Creek. | 1280 | Comment | ||
RSA129202 | Agrostis stolonifera | H. S. Yates | 1936-8-11 | 6069 | Lassen | Bexter Creek [Baxter? creek]. Susanville. | 1280 | Comment | ||
SEINET5335984 | Agrostis stolonifera | M. J. Williams | 1974-7-26 | 74 -L-39 | Lassen | 2 mi. W of Hallelujah Junction, S of highway 70 | 1494 | Comment | ||
CHSC113091 | Alisma lanceolatum | Lowell Ahart; John Dittes | 2013-7-22 | 18841 | Lassen | West margin of a duck field, about 80 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
POM119135 | Alisma triviale | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
RSA0039525 | Alisma triviale | Lowell A. Ahart, John Dittes | 2012-7-9 | 18294 | Lassen | About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CAS-BOT-BC459569 | Allium acuminatum | G. Schoolcraft | 1986-5-19 | 1574 | Lassen | North slope of Bald Mtn., Susanville | 1280 | Comment | ||
CAS-BOT-BC461096 | Allium anceps | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6553 | Lassen | Just S of Ravendale | 1580 | Comment | ||
UC1567422 | Allium atrorubens var. atrorubens | G. Schoolcraft | 1989-5-31 | 1888 | Lassen | slopes of Skedaddle Creek n Wendel Rd.; Skedaddle Creek | 1402 | Comment | ||
CHSC27661 | Allium campanulatum | Robert A. Schlising | 1978-7-1 | 3302 | Lassen | S of Eagle Lake at E side of Mahogany Lake. | 2060 | Comment | ||
CHSC69845 | Allium lemmonii | D. W. McNeal | 1983-6-5 | 2840 | Lassen | Beside Eagle Lake Rd. (Lassen Co. Hwy. A-1) ) 0.5 mi. n. of Hwy. #36. | Comment | |||
RSA27674 | Allium lemmonii | C. L. Hitchock | 1940-5-26 | 6640 | Lassen | Overflow of Pitt River, 1 mile west of Bieber, in adobe soil | Comment | |||
CHSC7662 | Allium parvum | Beverley J. Wise | 1969-4-10 | 139 | Lassen | 2.5 mi. south of Susanville on Las. Co. Rd. 204. | 1310 | Comment | ||
UC584334 | Allium parvum | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2274 | Lassen | on bare summit ridge and ridges sw Diamond Mt. (s of Susanville) | Comment | |||
JEPS103165 | Allium parvum | Beth Corbin | 2002-4-11 | 1055 | Lassen | Near Skedaddle Ranch Rd, ca 1/2 mi ENE of East Side Reservoir. | 1493 | Comment | ||
SEINET12058087 | Allium parvum | Unknown | 1992-3-31 | 618 A | Lassen | Ash Valley, ca 15 road mi SE of Adin via Ash Valley Road | Comment | |||
CAS-BOT-BC474074 | Allium platycaule | John Thomas Howell; Gordon H. True | 1973-9-1 | s.n. | Lassen | Headwaters of Baxter Creek, Diamond Mts, Sierra Nevada | 2164 | Comment | ||
RSA367108 | Allium platycaule | Rockwell | 1925-7-1 | s.n. | Lassen | Beckwith | Comment Read comments Nov 17 2011 |
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CAS-BOT-BC476625 | Allium tolmiei | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6563 | Lassen | U.S. Hwy. 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield. | 1330 | Comment | ||
CAS-BOT-BC171315 | Alnus incana subsp. tenuifolia | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49461 | Lassen | Elysian Valley, W of Janesville. Sierra Nevada | 1325 | Comment | ||
JEPS88576 | Alopecurus aequalis | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7873 | Lassen | Papoose Meadows located 2.5 mi s of Eagle Lake (and 0.5 mi e of Eagle Lake Road (A1), along Papoose Creek where it leaves the n end of the meadow, Modoc Plateau); Modoc Plateau, Papoose Meadows, Papoose Creek | 1633 | Comment | ||
SEINET3917718 | Alopecurus aequalis | A. A. Beetle | 1941-6-28 | 2795 | Lassen | California, Lassen County, 10 miles west of Chester, rte. 36.; 0 | Comment | |||
SEINET7295647 | Alopecurus aequalis | A. A. Beetle | 1941-1 | 2795 | Lassen | 10 miles west of Chester, rte 36 | Comment | |||
UC1567403 | Alopecurus aequalis | G. Schoolcraft | 1989-7-18 | 1976 | Lassen | s. of Clark's Valley Rd. near Buck's Spring | 1572 | Comment | ||
CHSC117285 | Alopecurus carolinianus | Lowell Ahart; John Dittes | 2016-7-15 | 21214 | 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 | ||
UC1136824 | Alopecurus geniculatus | George A. Fischer and Irwin H. Johnson | 1933-7-11 | F 190 | Lassen | Dry Lake Lassen Nat'l Forest, Grass Valley, Dry Lake | 1694 | Comment | ||
SEINET5340073 | Alyssum desertorum | J. A. Young | 1982-1 | s.n. | Lassen | M. Meyer's Ranch, Adin. | 1372 | 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 | ||
CHSC113078 | Amaranthus californicus | Lowell Ahart; John Dittes | 2013-7-22 | 18860 | Lassen | Bottom of a dry bare drainage, 50 yards west of the road levee, about 250 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CAS-BOT-BC42890 | Ambrosia acanthicarpa | John Thomas Howell | 1961-9-25 | 36973 | Lassen | East side of Beckwourth Pass | 1554 | Comment | ||
JEPS40951 | Ambrosia acanthicarpa | R. F. Hoover | 1940-10-5 | 4666 | Lassen | Wendel | Comment | |||
RSA132023 | Ambrosia acanthicarpa | Delzie Demaree | 1959-8-18 | 41520 | Lassen | P.O. Termo. | Comment | |||
CAS-BOT-BC142540 | Amelanchier utahensis | Gary Schoolcraft | 1984-6-5 | 1203 | Lassen | Upper Spencer Basin, 29-16-24 | 1889 | Comment | ||
CAS-BOT-BC142542 | Amelanchier utahensis | George W. Gillett | 1957-7-26 | 903 | Lassen | Butte Lake, point of rocks west of outlet and above trail - Lassen Volcanic National Park | 1844 | Comment | ||
UC506908 | Amelanchier utahensis | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 270 | Lassen | Lassen Forest | 1737 | Comment | ||
CAS-BOT-BC222252 | Amsinckia | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7967 | Lassen | Eastern Fall River Valley | Comment | |||
CHSC99501 | Amsinckia menziesii | Lowell Ahart; John Dittes | 2008-6-20 | 14909 | 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 | ||
SEINET10455820 | Amsinckia menziesii | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 480 | Lassen | 5 mi S of Milford near Honey Lake on US Hwy 395; along roadside in grass-Artemesia tridentata assoc.; Quercus-Jeffrey Pine on mountain range to W at approximately the same altitude. | 1250 | Comment | ||
JEPS61105 | Amsinckia menziesii var. menziesii | W. L. Jepson | 1918-8-2 | 7777 | Lassen | Beckwith Pass | 1463 | Comment | ||
UC198379 | Amsinckia tessellata var. tessellata | J. G. Lemmon | Lassen | Sierra and Long Valleys | Comment | |||||
UC725370 | Amsinckia tessellata var. tessellata | A. A. Heller | 1938-6-23 | 15204 | Lassen | just outside Johnstonville (on US Hwy #395) | Comment | |||
CHSC64748 | Ancistrocarphus filagineus | Vernon H. Oswald | 1995-5-31 | 6809 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 1.3 mi E of Hwy. 395, between Litchfield and Ravendale. | 1353 | Comment | ||
CAS-BOT-BC45258 | Ancistrocarphus filagineus | H. D. Ripley; R. C. Barneby | 1944-5-30 | 5862 | Lassen | North of Viewland | 137 | Comment | ||
CAS-BOT-BC64112 | Anisocoma acaulis | G. Schoolcraft | 1997-5-7 | 2586 | Lassen | Port Sage Mtns. n. of Indian Spring | 1584 | Comment | ||
CHSC12433 | Antennaria | Robert Severin | 1969-6-26 | 22 | Lassen | Papoose Meadow, 4 mi s of E.L.B.S.; 1/4 mi n of Cow Camp. | 1630 | Comment | ||
CHSC5194 | Antennaria argentea | A. Santos | 1946-6-14 | Lassen | Spalding's, Eagle Lake. | 1558 | Comment | |||
UC773954 | Antennaria argentea | L. R. Short and Wm. Gansberg | 1936-6-10 | S- 414 | Lassen | Burgess Spr. Exp. Range | 1856 | Comment | ||
CAS-BOT-BC63952 | Antennaria argentea | H. D. Ripley; R. C. Barneby | 1944-5-29 | 5958 | Lassen | Susanville | Comment | |||
HSC68156 | Antennaria dimorpha | J. P. Smith, J. O. Sawyer | 1971-5-23 | 4657 | Lassen | Along Hwy. 139, 23 miles south of junction with road to Thermo. | Comment | |||
UC1137664 | Antennaria dimorpha | L. R. Short | 1936-6-8 | S- 386 | Lassen | Burgess Spr. Exp. Range Lassen National Forest, Thompson Meadow | 1743 | Comment | ||
UCD128922 | Antennaria flagellaris | G. Schoolcraft | 1981-5-27 | 0456 | Lassen | Hayden Hill. | 1737 | Comment | ||
CHSC105248 | Antennaria geyeri | Lowell Ahart; John Dittes | 2010-7-31 | 16974 | 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 | ||
CHSC60809 | Antennaria geyeri | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5614 .1 | Lassen | N of Hwy 44 on Rd. 33N06, on the SSE flank of Harvey Mtn., NNE of Burgess Meadow, NE of Poison Lake. | 1798 | Comment | ||
CHSC86973 | Antennaria geyeri | L. P. Janeway | 2001-6-20 | 7206 | Lassen | High Cascade Range. 0.6 km east of Road 111 and 1.3 km south of Road 35N60; about 11 km west of Little Valley, 3.9 km east-northeast of Coble Mountain. | 1402 | Comment | ||
UC1609103 | Antennaria geyeri | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5584 | Lassen | Harvey Valley Rd (33N02) 1.2 mi n Hwy 44 (e side of valley, e of Poison Lake); Grays Valley | 1731 | Comment | ||
UC1609122 | Antennaria geyeri | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5528 | Lassen | 2.0 mi ene Spaulding Tract Rd. (Rd. 518, 33N89) (Sandy Beach, w shore of Eagle Lake, upper beach between road and lake); Eagle Lake Rd | 1566 | Comment | ||
CDA10077 | Antennaria luzuloides | L. Ahart, J. Dittes | 2005-6-1 | 11862 | 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. | Comment | |||
POM253190 | Antennaria luzuloides | A. A. Heller | 1938-6-23 | 15189 | Lassen | About 3 miles south of Westwood on hiway 36. A tongue of Upper Sonoran extends into the Arid transition Life Zone here. | Comment | |||
UC506930 | Antennaria luzuloides | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 241 | Lassen | below Patterson R. S.; Lassen National Forest | 1737 | Comment | ||
UC891618 | Antennaria luzuloides | A. A. Heller | 1938-6-23 | 15189 | Lassen | about 3 mi s, on Highway #36 Westwood | Comment | |||
UC1583976 | Antennaria rosea | G. Schoolcraft | 1990-7-2 | 2103 | Lassen | w of Cold Spring Mtn. | 1645 | Comment | ||
CHSC60713 | Antennaria rosea subsp. confinis | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5526 | Lassen | Eagle Lake Rd. (Lassen A1) at Sandy Beach on the W shore of Eagle Lake, ca. 2.0 mi ENE of Spaulding Tract Rd. (Rd. 518, 33N89). | 1566 | Comment | ||
CHSC117548 | Apera interrupta | Lowell Ahart; John Dittes | 2016-7-13 | 21143 | Lassen | 100 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 (air) miles east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
SEINET7881828 | Apocynum pumilum | Helen K. Sharsmith | 1955-1 | 4516 | Lassen | Ponderosa Pine-Black Oak forest adjacent to Highway 89 north of Hat Creek Ranger Station, Lassen National Forest. Altitude ca. 3800 feet. | 1158 | Comment | ||
CAS-BOT-BC392013 | Aquilegia | Clare B. Hardham | 1969-8-28 | 17453 I | Lassen | Slope west of Janesville | Comment | |||
CAS-BOT-BC392211 | Aquilegia formosa | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mt. Susanville, Perkin's Ranch | 2133 | Comment | ||
CHSC30594 | Aquilegia formosa | Marc Held | 1972-7-7 | 41 | Lassen | Collected on the roadside above Gallatin Beach. | Comment | |||
UC306926 | Aquilegia formosa | Marcus E. Jones | 1897-6-28 | Lassen | Susanville, Perkin's Ranch Diamond Mt. | 1828 | Comment | |||
CHSC4814 | Aquilegia formosa var. truncata | R. Carter | 1967-7-29 | 573 | Lassen | Found in Murrer's meadow, W side where canal runs. | 1584 | Comment | ||
HSC18051 | Aquilegia formosa var. truncata | Fred J. Kindel | 1955-7-9 | Lassen | Susan River | Comment | ||||
SEINET10866232 | Arabis | Billy Joe Cox, Paul Gallian | 1971-6-2 | Cox 2601 | Lassen | Hallelujah jct intersection of u.s. 395 And state hwy 70; in open waste area adjacent to artemisia tridentata comm. | 1433 | Comment | ||
NY112494 | Arabis holboellii var. pinetorum | R. C. Rollins | 1981-5-30 | 81164 | Lassen | Gold Run Road, 9 miles S of Susanville | Comment | |||
SEINET228463 | Arabis holboellii var. pinetorum | Reed C. Rollins, Kathryn W. Rollins | 1981-5-31 | 81176 | Lassen | Just north of Eagle Lake. | Comment | |||
RSA516394 | Arabis holboellii var. retrofracta | Barbara Ertter, Gary Schoolcraft | 1987-6-16 | 7174 | Lassen | Skeeadaddle Mtns on the NE side of Honey Lake. E side of road over saddle on W side of range. | 1646 | Comment | ||
NY114397 | Arabis microphylla var. microphylla | Anonymous | 1987-6-16 | 1748 | Lassen | Skedaddle Mountains | 1828.8 | Comment Read comments Apr 20 2012 |
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RSA0129045 | Arabis platysperma | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt. Susanville. Perkin's Ranch. | 2226 | Comment | ||
NY119616 | Arabis sparsiflora var. subvillosa | R. C. Rollins | 1981-5-31 | 81181 | Lassen | 5.3 miles S of junction of California Hwy. 139 and County Road 201 | Comment | |||
NY119618 | Arabis sparsiflora var. subvillosa | R. C. Rollins | 1983-7-5 | 83228 | Lassen | One mile north of Eagle Lake | Comment | |||
SEINET1916077 | Arceuthobium abietinum | R. L. Mathiasen | 2010-1 | 1061 | Lassen | 0.3 km W of Fredonyer Pass on Rte. 36; On Abies Iowiana | 1660 | Comment | ||
CHSC29858 | Arceuthobium campylopodum | Robin L. Ondricek | 1978-8-8 | 118 | Lassen | On road to Lower Dry Lake, .1 mi ne of intersection with road which leads to main road to ELFS. | 1609 | Comment | ||
CAS-BOT-BC45892 | Arctostaphylos nevadensis | A. H. Kramer | 1929-1-1 | s.n | Lassen | Prospect Peak | Comment | |||
CAS-BOT-BC45896 | Arctostaphylos nevadensis | A. H. Kramer | 1929-1-1 | s.n | Lassen | Prospect Peak | Comment | |||
CAS-BOT-BC45904 | Arctostaphylos nevadensis | M. S. Jussel | 1931-9-6 | s.n | Lassen | Sulphur Works, Mt. Lassen | 2133 | Comment | ||
CHSC21058 | Arctostaphylos nevadensis | M. S. Taylor | 1975-7-16 | 838 | Lassen | On trail between Echo Lake and Summit Lake, Lassen National Park. | Comment | |||
UC1137649 | Arctostaphylos patula | A. Simontacchi | 1940-5-13 | 703 | Lassen | 4.1 mi w Harvey Mtn. Lookout; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UCD53307 | Arctostaphylos patula | Beecher Crampton | 1964-1-26 | 7080 | Lassen | Ca. 35 miles NW of Susanville. | 2042 | Comment | ||
CAS-BOT-BC42164 | Arctostaphylos patula subsp. patula | Louella Bass | 1974-4-15 | 151 | Lassen | Elysian Valley | 1325 | Comment | ||
CHSC23558 | Arctostaphylos patula subsp. patula | W. O. Baum | 1971-6-21 | 41 | Lassen | E slope of Gallatin Peak on fire trail. | 1920 | Comment | ||
RSA700049 | Arenaria congesta | L. P. Janeway | 2001-6-20 | 7191 | Lassen | High Cascade Range. South side of the junction of the 22 road and Road 34N41; about 5.6 km south of Dixie Valley and 8.9 km north of Harvey Mountain. High Cascade Range., South side of the junction of the 22 road and Road 34N41; about 5.6 km south of Dixie Valley and 8.9 km north of Harvey Mountain. | 1560 | Comment | ||
UC506974 | Arenaria congesta var. congesta | George A. Fischer, Irwin H. Johnson | 1933-7-12 | f 223 | Lassen | Lassen Forest | 1728 | Comment | ||
RSA0002312 | Arenaria congesta var. simulans | A. A. Heller | 1938-6-23 | 15198 | Lassen | On an open slope east of Fredonyer Pass. | 1646 | Comment | ||
UC726207 | Arenaria congesta var. subcongesta | A. A. Heller | 1938-6-23 | 15198 | Lassen | e Fredonyer Pass | 1645 | Comment | ||
UC8098 | Arenaria congesta var. subcongesta | M. S. Baker and F. Nutting | 1894-7-2 | Lassen | Dixey Mts. | Comment | ||||
JEPS124518 | Argemone munita | Himayat H. Naqvi | 1965-7-12 | 144 | Lassen | 2.6 miles from Milford, highway 139 | Comment | |||
CHSC6196 | Argemone munita subsp. rotundata | M. West | 1946-6-14 | Lassen | Antelope Grade. | 1615 | Comment | |||
CHSC65320 | Argemone munita subsp. rotundata | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7204 | Lassen | Modoc Plateau. Horse Lake Rd. (Lassen 536) near the S end of Horse Lake, 15.3 mi W of Hwy. 395, N. of Susanville. | 1566 | Comment | ||
CAS-BOT-BC401790 | Argemone munita subsp. rotundata | P. Monnet | 1913-7-1 | 945 | Lassen | Doyle | Comment | |||
CAS-BOT-BC401792 | Argemone munita subsp. rotundata | Elmer I. Applegate | 1921-9-4 | 3545 | Lassen | Hills north of Susanville | Comment | |||
JEPS124519 | Argemone platyceras var. hispida | P. C. Billigs | 1965-7-12 | 77 | Lassen | 1.8 mi south of MIlford on Hwy 395 | Comment | |||
RSA0011559 | Arnica | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46993 | Lassen | Along Highway 395 ca. 5 miles north of Madeline and ca. 5.5 miles south of Modoc county line. | 1616 | Comment | ||
JEPS35887 | Arnica chamissonis | Brown and Wieslander | 1922-7-30 | 26 | Lassen | Martin Springs , Eagle Lake | Comment | |||
UC29631 | Arnica chamissonis | M. S. Baker and Frank Nutting | 1894-1 | Lassen | Comment | |||||
CAS-BOT-BC82311 | Arnica cordifolia | A. A. Heller | 1938-6-4 | 15146 | Lassen | 1 mile east of Fredonyer Pass on Highway #36 | 1706 | Comment | ||
JEPS22841 | Arnica cordifolia | A. A. Heller | 1938-6-4 | 15146 | Lassen | 1 mi e Fredonyer Pass | 1706 | Comment | ||
UCD159572 | Arnica cordifolia | D. S. Park | 2011-6-27 | 309 | Lassen | East of Westwood. Growing near Willard Creek. | 1700 | Comment | ||
OBI76962 | Arnica dealbata | Anthony Baniaga | 2011-8-4 | 489 | Lassen | Lassen Natl Forest. About 1/2 mi WNW of Griffith Hill along 30N21. Swain Mtn quad. T30N R8E sec 5 SW of SW | 1918 | Comment | ||
JEPS35883 | Arnica mollis | Frances D. Payne | 1929-7-12 | 99 | Lassen | Upper Silver Creek, se extremity of Warner Mts Warner Mountains, Upper Silver Creek | 2499 | Comment | ||
CHSC77183 | Arnica parryi subsp. sonnei | G. Schoolcraft | 1994-8-2 | 2400 | Lassen | About 2 miles west of Boot Lake. | 2286 | Comment | ||
UCR18724 | Arnica sororia | Frank C. Vasek | 1975-7-11 | 750711- 09 | Lassen | Modoc Plateau, State Hwy 139, [Said Valley] 2 mi north of Grasshopper Valley at the junction with Termo Rd. | 1650 | Comment | ||
RSA233757 | Artemisia biennis | R. F. Thorne, C. W. Tilforth | 1969-9-6 | 39254 | Lassen | Sandy Flats along Long Valley Creek, c. 14 miles SE of Milford | 1311 | Comment | ||
UC217077 | Artemisia cana subsp. bolanderi | H. M. Hall | 1921-9-10 | 11673 | Lassen | Madeline Plains | Comment | |||
CAS-BOT-BC84832 | Artemisia cana subsp. cana | G. Thomas Robbins | 1945-10-18 | 2157 | Lassen | Harvey Valley, Lassen National Forest | 1676 | Comment | ||
UCR67466 | Artemisia douglasiana | George K. Helmkamp | 1990-9-23 | G- 9 | Lassen | north of Ravendale | 1677 | Comment | ||
CHSC77187 | Artemisia dracunculus | G. Schoolcraft | 1992-8-11 | 2248 | Lassen | Near inters. of Wingfiled and Bass Hill Roads. | 1322 | Comment | ||
JEPS103170 | Artemisia dracunculus | Beth Corbin | 2002-7-10 | 1089 | Lassen | Madeline Plains, ESE side. 5 air mi N of top of Observation Pk. | 1627 | Comment | ||
SEINET6775481 | Artemisia dracunculus | G. Schoolcraft | 1992-8-11 | 2248 | Lassen | Near intersection of Wingfield and Bass Hill Roads | 1323 | Comment | ||
JEPS37008 | Artemisia ludoviciana subsp. incompta | W. L. Jepson | 1918-8-4 | 7809 | Lassen | Horse Lake | 1554 | Comment | ||
CHSC111259 | Artemisia ludoviciana subsp. ludoviciana | L. P. Janeway; B. Castro | 2012-7-2 | 10934 | Lassen | Modoc Plateau. Along Skedaddle Ranch Road 6.4 road km north of Skedaddle Creek at an unnamed tributary of Bull Creek. | 1533 | 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 | ||
RSA0092309 | Artemisia tridentata subsp. tridentata | Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre | 2013-7-12 | 31432 | 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. | 1732 | Comment | ||
CAS-BOT-BC99281 | Artemisia tridentata subsp. vaseyana | G. Schoolcraft | 1994-9-13 | 2431 | Lassen | Just above gate along road to Fredonyer Pk. lookout. | 2255 | Comment | ||
SEINET230066 | Artemisia tridentata subsp. vaseyana | Leila M. Shultz, John S. Shultz | 1985-6-23 | 8604 | Lassen | 41 miles north of Susanville on Highway 395 | 1433 | Comment | ||
UCD137866 | Asarum lemmonii | Grady L. Webster | 1989-5-13 | 7701 | Lassen | Butterfly Valley area. ca. 1 mile northwest of crossing of Big Blackhawk Creek. | 1066 | Comment | ||
POM261533 | Aster eatonii | Alice Eastwood | 1912-8-22 | 1918 | Lassen | Battle Creek Meadows, Lassen Butte Region | Comment | |||
POM45145 | Astragalus accidens var. hendersonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | 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 | ||
CHSC106586 | Astragalus andersonii | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
CHSC116920 | Astragalus andersonii | J. P. Bergmann | 2011-4-30 | Lassen | Fort Sage OHV Recreation Area. | 1450 | Comment | |||
POM45143 | Astragalus andersonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | Comment | ||
UC84393 | Astragalus andersonii | T. Brandegee | 1892-6-30 | Lassen | Janesville | Comment Read comments Oct 22 2007 |
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NY791369 | Astragalus andersonii | M. J. Williams | 1974-8-4 | 74-L- 83 | Lassen | About 2 miles west of Highway 395, near Highway 70 | 1493.5 | Comment | ||
SEINET10450638 | Astragalus andersonii | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17802 | Lassen | 6 mi n of hallelujah jct. On us hwy 395, in artemisia tridentata, pinyon pine, Jeffery pine alon ghigh ridge and in sandy wash. | 1402 | Comment | ||
NY5381 | Astragalus anxius | R. J. Meinke | 1991-7-16 | 6108 | Lassen | Ash Valley, ca 25 km W of Madeline, along Ash Valley Road, on boundary T38N, R11E, S32 and T37N, R11E, S5. | 1550 | Comment | ||
UC1594460 | Astragalus anxius | Meinke and Lantz | 1991-7-16 | 6108 | Lassen | ca 25 km w Madeline (along Ash Valley Rd.); Ash Valley | 1550 | Comment | ||
SEINET2059942 | Astragalus argophyllus var. argophyllus | Arnold Tiehm, Margaret Williams, Gary Schoolcraft | 1986-5-12 | 10347 | Lassen | 1 mi W of the State line on the dirt road from Hwy 395 to Smoke Creek, S side of Rush Creek | 1341 | Comment | ||
CAS-BOT-BC178763 | Astragalus canadensis var. brevidens | John Thomas Howell | 1977-8-11 | 52718 | Lassen | EAst of Beckwourth Pass, near Halleluja Junction - Sierra Nevada | 1554 | Comment | ||
HSC69613 | Astragalus curvicarpus | Gary Schoolcraft | 1979-6-19 | 77 | Lassen | Just N of West Painter Flat Rd. intersection. | 1720 | Comment | ||
SEINET12162068 | Astragalus curvicarpus | K. R. Stern | 1974-1 | 5816 | Lassen | 16.5 mi W of Madeline, on Madeline-Adin Rd. Likely Quadrangle, sec. 32, R11E T35N | 1548 | Comment | ||
JEPS54557 | Astragalus curvicarpus var. curvicarpus | T. Brandegee | 1892-6-23 | Lassen | Honey Lake | Comment | ||||
NY803537 | Astragalus curvicarpus var. curvicarpus | LeDoux | 1973-5-24 | 862 | Lassen | Collected on road bank 24 miles north of California state line of Highway 395 | Comment | |||
CAS-BOT-BC182958 | Astragalus filipes | H. D. Ripley; R. C. Barneby | 1943-6-15 | 5759 | Lassen | East of Viewland | 1310 | Comment | ||
NY813074 | Astragalus filipes | R. W. Spellenberg | 1996-6-13 | 12334 | Lassen | 26 km south of Doyle on U.S. Highway 395 | 1430 | Comment | ||
SBBG30554 | Astragalus filipes | D. Myrick | 1968-6-19 | 1959 | Lassen | Hwy 395, 23 mi S of Alturas | 1524 | Comment | ||
CHSC116921 | Astragalus geyeri | J. P. Bergmann | 2011-4-30 | Lassen | Fort Sage OHV Recreation Area. | 1450 | Comment | |||
NY674268 | Astragalus gibbsii | G. Schoolcraft | 1993-6-8 | 2285 | Lassen | US Highway 395 at Airport Road | 1274 | Comment | ||
POM26155 | Astragalus gibbsii | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkins Ranch. | 1463 | Comment | ||
RSA110066 | Astragalus gibbsii | H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. | 1942-5-22 | 4541 | Lassen | Loyalton | 1524 | Comment | ||
RSA110068 | Astragalus gibbsii | H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. | 1944-5-29 | 5951 | Lassen | Constantia | 1372 | Comment | ||
RSA647557 | Astragalus gibbsii | Marion P. Harthill | 1971-6-20 | 220 | Lassen | Ravendale | Comment | |||
CAS-BOT-BC27652 | Astragalus inversus | Townsend Stith Brandegee | 1892-7-1 | s.n. | Lassen | Susanville | Comment | |||
UC1142997 | Astragalus inversus | August L. Hormay | 1934-7-2 | Lassen | Black's Mtn Headquarters , Black's Mtn Headquarters (Lassen National Forest) | 1706 | 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 | ||
SEINET5324147 | Astragalus iodanthus var. iodanthus | A. Tiehm | 1980-1 | 5755 | Lassen | North end of Honey Lake Valley, 2 air miles NW of Wendel. | 1231 | Comment | ||
POM45790 | Astragalus lemmonii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
CAS-BOT-BC187159 | Astragalus lentiginosus var. floribundus | Arnold Tiehm | 1980-5-29 | 5751 | Lassen | North end of Honey Lake Valley, 1 mile north of Wendel | 1231 | Comment | ||
JEPS118160 | Astragalus lentiginosus var. floribundus | Dean W. Taylor | 2009-5-20 | 20605 | Lassen | Widow Valley; Big Valley Mountains, logging road ca. 1 air mi NW of Brown Cabin (USGS map, site) | 1478 | Comment | ||
OBI49332 | Astragalus lentiginosus var. floribundus | Lewis S. Rose | 1940-6-16 | 40594 A | Lassen | Susanville | 1280 | Comment | ||
CHSC7667 | Astragalus lentiginosus var. platyphyllidius | Beverley J. Wise | 1969-5-4 | 56 | Lassen | 1.7 mi. west on Shaeffer Mtn Lookout Rd off Hwy 395 (approx. 1 mi. south of Las Co. Rd. 338). | 1676 | Comment | ||
RSA109610 | Astragalus lentiginosus var. platyphyllidius | H. D. Ripley, R. C. Barneby | 1943-6-14 | 5744 | Lassen | Hidden Valley E of Susanville | 1311 | Comment | ||
CAS-BOT-BC187560 | Astragalus malacus | B. Bartholomew; M. Gilbert; L. Skog | 1993-5-13 | 6551 | Lassen | Just S of Ravendale | 1580 | Comment | ||
CDA26707 | Astragalus malacus | T. C. Fuller | 1963-6-11 | 10659 | Lassen | West side of Highway 395 at road to Horse Lake, 1.5 miles south of Ravendale. | 0 | Comment | ||
NY676224 | Astragalus malacus | B. M. Bartholomew | 1993-5-13 | 6551 | Lassen | Just south of Ravendale | 1580 | Comment | ||
UCD55300 | Astragalus malacus | Ellen Dean; Gary Schoolcraft | 2006-5-16 | 3121 | 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 | ||
HSC63126 | Astragalus malacus | Teresa Prendusi | 1980-4-28 | 1101 | Lassen | Rice Canyon | 1341 | Comment | ||
RSA0006819 | Astragalus malacus | H. D. Ripley, R. C. Barneby | 1944-5-30 | 5974 | Lassen | South of Ravendale. | 1677 | Comment | ||
UC1128893 | Astragalus obscurus | A. Simontacchi | 1940-5-17 | 748 | Lassen | 1.1 mi ssw Dixie Spring (Lassen National Forest); Halls Flat Quad., , ssw of Dixie Sprin | Comment | |||
CAS-BOT-BC192845 | Astragalus pulsiferae | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-16 | Lassen | Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CAS-BOT-BC192846 | Astragalus pulsiferae | Noel H. Holmgren; Patricia K. Holmgren | 1980-7-4 | 9500 | Lassen | Observation Peak, south side of mountain, 18 km (11 mi) airline distance east of Ravendale | 1890 | Comment | ||
UC1128861 | Astragalus pulsiferae | E. Sawyer | 1935-6-27 | 237 | Lassen | Long Valley Sierraville Quad., Long Valley | Comment | |||
UC1567373 | Astragalus pulsiferae | G. Schoolcraft | 1989-6-7 | 1906 | Lassen | e slope Shaffer Mtn. | 1524 | Comment | ||
CHSC83400 | Astragalus pulsiferae var. coronensis | R. Ondricek-Fallscheer | 1999-7-9 | 201 | Lassen | About 11 air mi SE of Adin; E edge of Hunsinger Flat Rd. (USFS Rd. 38N04), 1.0 road mi south of jct. with USFS Rd. 39N08. | 1600 | Comment | ||
CHSC98309 | Astragalus pulsiferae var. coronensis | R. Ondricek-Fallscheer | 2003-6-7 | 210 | Lassen | About 27 air mi NE of Susanville, 9 air mi SSE of Ravendale, and 0.5 air mi NW of Rye Patch Springs; 0.5 mi E of Hwy 395 and 150 ft. N of road to Ramhorn Springs Campground. | 1615 | Comment | ||
NY694121 | Astragalus pulsiferae var. coronensis | S. L. Welsh | 2001-6-14 | 28150 | Lassen | East of Highway 395, road to Rams Horn Spring campground | 1540 | Comment | ||
SEINET8522264 | Astragalus pulsiferae var. coronensis | Unknown | Lassen | [isotype] | Comment | |||||
UC13450 | Astragalus pulsiferae var. suksdorfii | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CAS-BOT-BC194099 | Astragalus purshii var. purshii | John Thomas Howell | 1934-6-10 | 11876 | Lassen | Janesville | Comment | |||
RSA121821 | Astragalus purshii var. purshii | L. R. Short, J. Warren | 1936-6-11 | S- 402 | Lassen | Burgess Spring, Exp Range. | 1790 | Comment | ||
SEINET10490025 | Astragalus purshii var. tinctus | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17789 | Lassen | 6 mi n of hallelujah jct on us hwy 395 in artemisia tridentata pinyon pine Jeffery pine along high ridge and sandy wash. | 1402 | 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 | ||
CAS-BOT-BC200873 | Astragalus whitneyi var. lenophyllus | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch | 2225 | Comment | ||
SEINET3025898 | Astragalus whitneyi var. sonneanus | Marcus E. Jones | 1897-6-28 | Lassen | Top of Diamond Peak, Susanville. Perkin's Ranch. | 2230 | Comment | |||
CHSC72311 | Astragalus whitneyi var. whitneyi | L. P. Janeway; Glenn Clifton | 1998-7-8 | 5722 | Lassen | Ridgetop saddle about 2.4 mi northwest of Red Rock; along Road 213, 0.1 mi east of the junction of Roads 28N08, 29N10, 213, and 28N55. | 1988 | Comment | ||
CHSC107993 | Athysanus pusillus | Lowell Ahart; John Dittes | 2011-6-20 | 17491 | Lassen | About 40 yards east of the stream, about 70 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-BC106555 | Balsamorhiza | John Thomas Howell | 1976-7-20 | 52011 | Lassen | About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek - Sierra Nevada | 1432 | Comment | ||
CHSC71070 | Balsamorhiza hirsuta | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9089 | Lassen | Hwy. 36 between Fredonyer Summit and Susanville, 0.4 mi west of the Susan River and Bizz Johnston Trail. | 1417 | Comment | ||
RSA584835 | Balsamorhiza hirsuta | Bruce Bartholomew, M. Gilbert, L. Skog | 1993-5-13 | 6557 | Lassen | Just S. of Ravendale. | 1580 | Comment | ||
CAS-BOT-BC106489 | Balsamorhiza hookeri | David D. Keck; J. Clausen | 1935-6-24 | 3747 | Lassen | 2 mi. S. of Ravendale, in light sandy clay soil with some rock. | 1463 | Comment | ||
CAS-BOT-BC106494 | Balsamorhiza hookeri | Clarence Quick | 1963-7-12 | 63 -38 | Lassen | Blacks Mountain Experimental Forest east of Halls Flat | 1859 | Comment | ||
JEPS109626 | Balsamorhiza hookeri | Dean W. Taylor | 2002-6-21 | 18178 | Lassen | Elysian Valley (ca. 3 air miles West of Janesville), southerly middle border of the valley | 1310 | Comment | ||
UC1368790 | Balsamorhiza hookeri | John L. Strother | 1970-5-23 | 957 | Lassen | 6 mi n Honey Lake | 1280 | Comment | ||
HSC100313 | Balsamorhiza hookeri var. hirsuta | Chris Boever, Ed Lutz and Wendi Lutz | 2010-7-7 | 370102 | Lassen | On Co. Rd. 1, S from Cedarville, take gravel rd. 15 mi. to Tuledad Canyon Road. | 1823 | Comment Read comments May 1 2020 |
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UCD20370 | Balsamorhiza macrolepis | Tom Vestal DVM | 2002-5-23 | s.n. | Lassen | south of Modoc National Forest Boundary along Little Valley Rd., NNE of Catfish Reservoir. | Comment | |||
CHSC67422 | Balsamorhiza macrolepis var. platylepis | James D. Jokerst | 1991-5-29 | 3300 | 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 | ||
UC1119024 | Balsamorhiza sagittata | C. W. Hanks | 1934-8-18 | 56 | Lassen | n part of Upper Long Valley (Sierraville); Sierraville | 1463 | Comment | ||
CHSC114353 | Balsamorhiza sagittata | B. Villegas | 2011-5-20 | Lassen | Susanville. | Comment | ||||
NY119712 | Barbarea orthoceras var. dolichocarpa | J. T. Howell | 1973-6-28 | 49464 | Lassen | Elysian Valley, W of Janesville | 1325.9 | Comment | ||
RSA783700 | Bassia hyssopifolia | R. R. Halse | 2010-8-25 | 8088 | Lassen | Along State Hwy 139 ca. 26.2 mi N of Susanville on NE shore of Eagle Lake. | 1559 | Comment | ||
SEINET3872219 | Bassia hyssopifolia | Richard R. Halse | 2010-8-25 | 8088 | Lassen | Along State Hwy. 139 ca 26.2 miles north of Susanville on the northeast shore of Eagle Lake.; 0 | 1559 | Comment | ||
CHSC117278 | Beckmannia syzigachne | Lowell Ahart; John Dittes | 2016-7-15 | 21216 | Lassen | About 300 yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1261 | Comment | ||
JEPS121246 | Beckmannia syzigachne | Lowell Ahart, John Dittes | 2013-7-22 | 18871 | Lassen | 40 yards S of the man-made pond, about 110 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
UC1790750 | Berteroa incana | Arnold Tiehm | 2005-7-14 | 15023 | Lassen | Long Valley, Anderson (Saralegui) Ranch, 2.2 road mi W of Hwy 395 on Hwy 70, then 5.5 road mi N on Scott Road | 1493 | Comment | ||
UC30552 | Bidens cernua | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3309 | Lassen | Tule Confederacy | Comment | |||
CHSC96712 | Bidens cernua var. cernua | Gordon Leppig | 1998-8-17 | 1047 | Lassen | Modoc National Forest, Blue Lake Ranch. Peatland in large meadow complex. | 1970 | Comment | ||
CAS-BOT-BC413001 | Bistorta bistortoides | A. A. Heller | 1938-6-4 | 15141 | Lassen | 2 miles east of Westwood | 1402 | Comment | ||
SEINET4176271 | Bistorta bistortoides | C. G. Gulling | 1905-1 | 1548 | Lassen | Big Meadows | Comment | |||
CAS-BOT-BC127956 | Blepharipappus scaber | David D. Keck; J. Clausen | 1935-6-25 | 3754 | Lassen | Susanville, on hills just west of town | 1310 | Comment | ||
CAS-BOT-BC127972 | Blepharipappus scaber | Ella Dales Cantelow | 1941-5-22 | 3551 | Lassen | U. S. Hy 395 n. of Litchfield | Comment | |||
CAS-BOT-BC128033 | Blepharipappus scaber | Clare B. Hardham | 1961-6-16 | 7451 | Lassen | Gold Run Creek south of Susanville | Comment | |||
CHSC99132 | Blepharipappus scaber | Lowell Ahart; John Dittes | 2008-6-19 | 14876 | Lassen | Open hillside, about 100 yards east of Willow Creek, about 120 yards northeast of Highway 139, near Forest Road 36N02, about 19.6 miles east-southeast of Bieber. | 1578 | Comment | ||
SBBG22255 | Blepharipappus scaber | C. B. Hardham | 1961-6-16 | 7451 | Lassen | Gold Run Crk, S of Susanville | Comment | |||
SBBG30617 | Blepharipappus scaber | D. Myrick | 1968-6-19 | 1958 | Lassen | Hwy 395, 23 mi S of Alturas | 1524 | Comment | ||
UC1119057 | Blepharipappus scaber | A. Simontacchi | 1940-7-8 | 5575 | Lassen | 5.1 mi s of Jelly Camp (Halls Flat); Halls Flat | 1699 | Comment | ||
UC1136967 | Blepharipappus scaber | L. R. Short | 1936-6-10 | S- 415 | Lassen | Burgess Spr. Exp. Range | 1798 | Comment | ||
UC1393121 | Blepharipappus scaber | John L. Strother | 1970-5-23 | 953 | Lassen | 6 mi n of Honey Lake | 1280 | Comment | ||
UC604683 | Blepharipappus scaber | Farris Farris | 1935-5-20 | Lassen | Susanville | 1341 | Comment | |||
CAS-BOT-BC127955 | Blepharipappus scaber | Dr. Jean Linsdale | 1929-6-9 | s.n. | Lassen | Pete's Valley | Comment | |||
UCD129601 | Blepharipappus scaber | Bob Powell; Vic Claussen | 1986-7-17 | 3274 | Lassen | 6 air miles south - southwest of Nubieber, within 100 feet of gate across main north-south trending road. | 1402 | Comment | ||
JEPS53205 | Boechera | Leland S. Smith | 1918-5-11 | 924 | Lassen | Hayden Hill Modoc Forest | Comment | |||
RSA0125855 | Boechera | Christopher Davidson | 1975-6-6 | 2723 | 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-BC14089 | Boechera pauciflora | A. Simontacchi | 1940-6-6 | 822 | Lassen | 10.2 miles SE of Nigger Cabin. | 1737 | Comment | ||
JEPS53091 | Boechera pauciflora | Jos. Grinnell | 1928-6-16 | Lassen | Eagle Lake | 1584 | Comment | |||
UC1504460 | Boechera pauciflora | Reed C. Rollins and Kathryn W. Rollins | 1981-5-31 | 81178 | Lassen | just n Eagle Lake | Comment | |||
CHSC68852 | Boechera pinetorum | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8622 | Lassen | South of Susanville on the north side of Diamond Mtn. on Forest Rd. 21N52, 1.0 mi southwest of its junction with 29N43. On a roadcut. | 2164 | 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 | ||
CHSC75356 | Boechera puberula | Vernon H. Oswald | 1999-5-7 | 9725 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the S side of the trail just E of Devils Corral Trailhead. | 1420 | Comment | ||
UCD114424 | Boechera puberula | Geo C. Wood | 1940-4-18 | s.n. | Lassen | Coffin Ranch near Susanville. | Comment | |||
SEINET5325194 | Boechera rectissima | R. C. Rollins, Kathryn W. Rollins | 1981-5-31 | 81172 | Lassen | 2.2. mi N of junction of County Hwy. A-1 and California Hwy. 36 | Comment | |||
CAS-BOT-BC25510 | Boechera retrofracta | G. Schoolcraft | 1988-6-20 | 1815 | Lassen | Ash Valley RNA, 16 miles west of Madeline. | 1584 | Comment | ||
UC1553390 | Boechera retrofracta | G. Schoolcraft | 1988-6-20 | 1815 | Lassen | Ash Valley RNA, 16 mi west of Madeline, CA. | 1584 | Comment | ||
CAS-BOT-BC25507 | Boechera retrofracta | Doris Kildale Gillespie | 1930-5-14 | 9383 | Lassen | 5 miles west of Susanville. | Comment | |||
CAS-BOT-BC25705 | Boechera sparsiflora | John Thomas Howell; Gordon H. True | 1973-7-31 | 50064 | Lassen | Sierra Nevada. Diamond Range. Road from Janesville to Thompson Peak. | 1783 | Comment | ||
CHSC12965 | Boechera sparsiflora | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5815 | Lassen | Ca. 16.5 mi w of Madeline, on Madeline-Adin Road. | 1548 | 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 | |||
SEINET3165716 | Boechera sparsiflora | R. W. Spellenberg | 2006-6-19 | 13745 | Lassen | along a USFS access road 1 km E of Calif. Hwy 139, the junction of road and highway 31 km SE of Modoc Co. line (just S of Adin) | 1665 | Comment | ||
RSA0011460 | Boisduvalia macrantha | Robert F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46980 | Lassen | Along Highway 395 ca. 6 miles north of Madeline and 4.5 miles south of Modoc county line. | 1616 | Comment | ||
CHSC76305 | Bolboschoenus maritimus subsp. paludosus | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8221 | Lassen | On the edge of a flooded field, just south of the parking area, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
HSC103654 | Brickellia californica | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8021 | Lassen | Along west side of Silver Lake. | 1829 | Comment | ||
RSA210962 | Brickellia grandiflora | James Henrickson | 1969-9-4 | 4268 | Lassen | 4 miles south of Westwood along Highway 147. Along dirt road into forest along small river. | 1390 | Comment | ||
SEINET8193957 | Brodiaea congesta | J. A. Young | 1978-4-13 | s.n. | Lassen | Meyers Ranch. | Comment | |||
UC1249280 | Brodiaea coronaria subsp. coronaria | Arthur Cronquist and Arthur H. Holmgren | 1959-6-18 | 8485 | Lassen | 5 mi s Adin | Comment | |||
CAS-BOT-BC149497 | Bromus briziformis | Mrs. H. C. Cantelow | 1941-5-22 | s.n. | Lassen | Few miles north of Leitchfield in lava country. | Comment | |||
RSA0065493 | Bromus briziformis | Marion P. Harthill | 1971-6-21 | 203 | Lassen | Susanville. | Comment | |||
UCD59149 | Bromus carinatus var. marginatus | H. P. Hagge | 1929-9-16 | s.n. | Lassen | Logan Mtn. | 1828 | Comment | ||
UCR119122 | Bromus hordeaceus | Beecher Crampton | 1954-7-5 | 2067 | Lassen | Modoc Plateau, 5 miles west of Susanville. | 1448 | Comment | ||
UCD58839 | Bromus inermis | M. C. Collins | 1926-6-14 | s.n. | Lassen | Susanville. | Comment | |||
OBI82789 | Bromus japonicus | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3923 | Lassen | 1.9 rd miles west of jct with Hwy 395 on Dawn Dr on E side of Shaffer Mountain. Ca 18 air mi ene of downtown Susanville.; 0 | 1545 | Comment | ||
RSA126867 | Bromus marginatus | G. A. Fischer, I. H. Johnson | 1933-7-12 | F 231 | Lassen | Patterson Flat. Lassen Forest. | Comment | |||
CAS-BOT-BC162178 | Bromus orcuttianus | John Thomas Howell | 1934-7-10 | 12554 | Lassen | Black's Mountain. | Comment | |||
UCD59065 | Bromus orcuttianus | L. Whitney | 1935-6-25 | s.n. | Lassen | Ashurst Mt. | Comment | |||
UC1024701 | Bromus racemosus | L. Whitney | 1934-7-18 | 2143 | Lassen | Lassen National Forest | 1371 | Comment | ||
UC1131324 | Bromus suksdorfii | A. Simontacchi | 1940-6-24 | 891 | Lassen | 6.4 mi sw of Jacks Lake (Lassen National Forest); Lassen National Forest | 1950 | 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 | ||
RSA152589 | Bromus tectorum | I. L. Wiggins, Dorothy Wiggins | 1961-6-11 | 16341 | Lassen | 13.5 mi. E. of Susanville | Comment | |||
UCD59851 | Bromus tectorum | L. Whitney | 1933-8-8 | s.n. | Lassen | Lassen National Forest. | 1920 | Comment | ||
SEINET10515052 | Bromus tectorum | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 522 | Lassen | 6 mi n of hallelujah jct on us hwy 395, in artemisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
UCD59773 | Bromus tectorum var. glabratus | L. Whitney | 1933-8-1 | s.n. | Lassen | Black's Lake. | 1706 | Comment | ||
UCD57776 | Calamagrostis stricta subsp. inexpansa | A. L. Hormay | 1941-6-26 | 29 | Lassen | Lassen National Forest. Westwood Junction. | 1737 | Comment | ||
CHSC99528 | Calandrinia ciliata | Lowell Ahart; John Dittes | 2008-6-22 | 15030 | Lassen | On the banks of a small natural drainage, about 120 yards west of the road levee, open meadow area, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. | 1262 | Comment | ||
JEPS124786 | Callitriche palustris | B. Corwin | 1964-7-1 | 124 | Lassen | Under bridges between Bieber and New Bieber on rte. 299. | Comment | |||
RSA233787 | Callitriche verna | R. F. Thorne, C. W. Tilforth | 1969-9-5 | 39133 | Lassen | Said Valley Reservoir: Near junction of Grasshopper Road and Highway 139. | 1433 | Comment | ||
CHSC6217 | Calocedrus decurrens | P. Balch | 1955-7-18 | Lassen | Willow Creek, Eagle Lake. | 1463 | 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 | |||
SBBG15290 | Calochortus leichtlinii | H. and M. Dearing | 1938-7-1 | 2237 | Lassen | top of pass W of Susanville | 1762 | Comment | ||
POM109563 | Calochortus leichtlinii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkins Ranch. | 1829 | Comment | ||
SEINET4169872 | Calochortus leichtlinii | A. A. Heller | 1938-6-26 | Lassen | E. of Fredonyer Pass on State Hwy 36. | 1219 | Comment | |||
CDA39286 | Calochortus macrocarpus | L. E. Wheeler | 1967-7-25 | s.n. | Lassen | H. Boswell property, Madelaine. | 0 | Comment | ||
SEINET3260040 | Calochortus macrocarpus | Marcus E. Jones | 1897-7-1 | Lassen | Susanville at Perkin's Ranch. | 1520 | Comment | |||
CHSC30571 | Calyptridium umbellatum | Sori H Shad | 1970-6-25 | 32 | Lassen | Found E. 2 mile past Murrer's Meadow on N. side of road in rocky soil. | 1524 | Comment | ||
CHSC67062 | Calyptridium umbellatum | Willis Ball | 1969-6-20 | 16 | Lassen | Found beside road on Dean's Ridge. | 1950 | Comment | ||
SEINET196249 | Calyptridium umbellatum | F. Farris | 1936-6-15 | Lassen | Eagle Lake Rd | 1676 | Comment | |||
UC1523751 | Calyptridium umbellatum | G. Schoolcraft | 1981-5-5 | 374 | Lassen | Ash Valley | 1548 | Comment | ||
UC420619 | Calyptridium umbellatum | Franklin P. Nutting | Lassen | Pine Creek | Comment | |||||
UC699726 | Calyptridium umbellatum | Farris Farris | 1936-6-15 | Lassen | Eagle Lake road | 1676 | Comment | |||
SDSU5718 | Calystegia occidentalis subsp. occidentalis | D. F. Howe | 1964-8-1 | 3915 | Lassen | Modock National Forest. | 1829 | Comment | ||
POM253049 | Camassia quamash subsp. breviflora | A. A. Heller | 1938-6-4 | 15140 | Lassen | 2 miles south of Westwood | 1524 | Comment | ||
RSA32023 | Camassia quamash subsp. breviflora | A. A. Heller | 1938-6-4 | 15140 | Lassen | 2 miles south of Westwood | 1494 | Comment | ||
JEPS61547 | Camassia quamash subsp. quamash | Leland S. Smith | 1927-6-10 | 14 | Lassen | Lassen National Forest, Norvell Flat Norvell Flat; Lassen National Forest, Norvell Flat | 1747 | Comment | ||
UC2027336 | Camelina microcarpa | Anthony Baniaga | 2011-6-10 | 321 | Lassen | Along Highway 395 ca. 6.6 m S of Karlo Road. quadrangle. | Comment | |||
SBBG70392 | Camelina sativa subsp. sativa | H. and M. Dearing | 1939-6-6 | 3564 | Lassen | Bieber | Comment | |||
POM38357 | Camissonia andina | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
RSA38438 | Camissonia boothii subsp. alyssoides | P. A. Munz | 1947-5-19 | 11869 | Lassen | 19 miles south of Ravendale, on Hwy 395. | 1341 | Comment | ||
NY851245 | Camissonia claviformis var. cruciformis | G. Schoolcraft | 1989-5-16 | 1875 | Lassen | West of Highway 395 ca. 2 miles south of Karlo turnoff | 1356 | Comment | ||
CHSC27119 | Camissonia contorta | Robert A. Schlising | 1978-6-8 | 3286 | Lassen | SE of Eagle Lake, in streambed in Murrers Upper Meadow. | 1536 | Comment | ||
JEPS89992 | Camissonia contorta | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9768 | Lassen | ca. 6 mi. e. MacArthur (along Hwy. 299 at crossing of Frazer Creek); Pit R. Watershed | 1036 | Comment | ||
UC69560 | Camissonia contorta | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Chat Honey Lake Valley, Long Valley | Comment | ||||
CAS-BOT-BC160832 | Camissonia minor | Arnold Tiehm | 1980-5-29 | 5752 | Lassen | North end of Honey Lake Valley, 2 air miles NW of Wendel | 1231 | Comment | ||
HSC22874 | Camissonia tanacetifolia | John Pratt | 1970-6-13 | 6 | Lassen | 1677 | Comment | |||
NY852079 | Camissonia tanacetifolia | P. H. Raven | 1963-5-29 | 18426 | Lassen | Along U. S. Highway 395 0.9 mile north of Ravendale | Comment | |||
RSA125385 | Camissonia tanacetifolia | Arthur R. Kruckeberg | 1954-6-22 | 3322 | Lassen | 6 miles south of Likely along Highway 395 | Comment | |||
POM38369 | Camissonia tanacetifolia subsp. quadriperforata | F. H. Hillman | 1897-7-12 | s.n. | Lassen | Chat. | Comment | |||
RSA12158 | Camissonia tanacetifolia subsp. quadriperforata | Wayne E. Sawyer | 1935-6-27 | 219 | Lassen | Long Valley. | 1311 | Comment | ||
CAS-BOT-BC160876 | Camissonia tanacetifolia subsp. tanacetifolia | R. K. Gierisch; D. H. Esplin | 1969-7-18 | 3550 | Lassen | Near Modoc National Forest. Madeline Plains | Comment | |||
UC1924258 | Capsella bursa-pastoris | Debra Valov | 2004-5-31 | 2004229 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | Comment | ||
UC10331 | Cardamine breweri | M. S. Baker and Frank Nutting | 1894-7-28 | Lassen | Bridge Creek | Comment | ||||
CHSC61025 | Cardamine breweri var. breweri | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5743 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. At the SW edge of the swamp. | 1932 | Comment | ||
SEINET5341069 | Cardamine nuttallii var. nuttallii | R. C. Rollins, K. W. Rollings | 1981-5-30 | 81166 | Lassen | Gold Rund Road toward Sky Line Drive, 10 miles souoth of Susanville. | Comment | |||
JEPS95978 | Cardaria chalepensis | Vernon H. Oswald and L. Ahart | 1999-6-9 | 9749 | Lassen | Northeast of Susanville on County Rd. 216 at Biscar Wildlife Management Area: T31N R15E SE1/4 Sect. 18, 4440 ft elevation, sagebrush scrub | 1353 | Comment | ||
JEPS94075 | Cardaria pubescens | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9580 | Lassen | Ash Creek and Big Swamp 2.2 mi. n. Bieber (on County Rd. 91 (Bieber-Lookout Rd.)) | 1258 | Comment | ||
UCD163081 | Carex | Jack Major | 1966-6-24 | Lassen | Modoc National Forest. Long Valley. 3 airline miles southwest of Patterson Guard Station. (Exact location unknown. Coordinates estimated by label maker.) | 1981 | Comment | |||
SEINET7549686 | Carex angustata | L. P. Janeway | 2003-7-24 | 7912 | Lassen | High Cascade Range. At lower end of a meadow and marsh along Bridge Creek 1.8 km north of Hwy 44, just northwest of the Cinder Pit. | 1716 | 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 | ||
CHSC77240 | Carex aurea | G. Schoolcraft | 1996-9-5 | 2553 | Lassen | N. side of Biz Johnson Trail. | 1402 | Comment | ||
UC1143011 | Carex aurea | August L. Hormay | 1934-5-14 | Lassen | Gray's Flat Well Lassen National Forest, Gray's Flat Well | 1706 | Comment | |||
CHSC114422 | Carex davyi | Don Lepley | 2012-7-26 | Lassen | On the south flank of Whaleback Mt., about 3.5 air miles north-northwest of Christie Campground at Eagle Lake and about 500 feet from Road 32N02. UTM coordinates: 10T 68j0730 E x 4498190 N | 1767 | Comment | |||
SEINET11309924 | Carex davyi | D. E. Lepley | 2012-1 | 1 | Lassen | On the South flank of Whaleback Mt., about 3.5 air miles NNW of Christie Campground at Eagle Lake and about 500 feet from FS21 (Road 32N02), on the Pikes Point 7.5' quad. UTM (NAD83, Garmin GPSmap 60CS): 0680730 x 4498190 at the northernmost, 0680750 x 4498124 at the southernmost. | Comment | |||
CAS-BOT-BC34933 | Carex densa | T. C. Fuller | 1966-7-20 | 14963 | Lassen | South side of road to Pittville, 5.4 miles west of Little Valley Post Office. NW Lassen County. | Comment | |||
CHSC68771 | Carex douglasii | Vernon H. Oswald; Lowell Ahart | 1997-5-27 | 8519 | 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 | ||
CHSC91329 | Carex douglasii | Lowell Ahart; John Dittes | 2005-6-1 | 11863 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
UC803 | Carex douglasii | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3289 | Lassen | Honey Lake Valley | Comment | |||
SEINET7557452 | Carex douglasii | John Thomas Howell | 1934-7-6 | 12450 | Lassen | Harvey Valley. | Comment | |||
SEINET7485203 | Carex filifolia | Barbara L. Wilson, Danna Lytjen and Nick Otting | 2005-1 | 11494 | Lassen | Blue Door Flat, seven or eight miles east of Highway 295 on county road 510 | 1774 | Comment | ||
HSC48223 | Carex filifolia var. erostrata | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19171 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CAS-BOT-BC21303 | Carex fracta | John Thomas Howell; Gordon H. True | 1973-7-31 | 50047 | Lassen | Sierra Nevada. On road from Janesville to Thompson Peak, Diamond Range. | 1783 | Comment | ||
SEINET7559362 | Carex fracta | Barbara L. Wilson, Richard Brainerd, Bruce Newhouse | 2004-8-28 | 11194 | Lassen | Near Bluff Falls in the Lassen National Forest, approximately 0.7 air mile south of the south boundary of Lassen Volcanic National Park on Highway 89. | 1981 | Comment | ||
CAS-BOT-BC22236 | Carex haydeniana | John Thomas Howell | 1934-6-14 | 12164 | Lassen | Near Lost Lake. Warner Mountains. | 2438 | Comment | ||
UC190415 | Carex hoodii | M. S. Baker and Frank Nutting | 1894-1 | Lassen | Comment | |||||
CHSC110898 | Carex integra | Lowell Ahart; John Dittes | 2012-7-9 | 18299 | Lassen | In the meadow, about 150 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC85008 | Carex lenticularis var. lipocarpa | L. P. Janeway; B. Castro | 2003-10-5 | 8004 | Lassen | High Cascade Range. Western edge of Triangle Lake; Caribou Wilderness Area. | 2153 | Comment | ||
HSC103673 | Carex lenticularis var. lipocarpa | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8023 | Lassen | Margin of pond along south side of lava flow on west side of Silver Lake | 1829 | Comment | ||
CDA33106 | Carex limosa | Gordon Leppig, J. Cromwell | 1997-7-27 | 610 | Lassen | Modoc National Forest. Blue Lake Ranch. | Comment | |||
UC1136939 | Carex mariposana | L. R. Short and J. Warren | 1936-6-9 | S- 405 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1844 | Comment | ||
CAS-BOT-BC31946 | Carex microptera | Clare B. Hardham | 1971-8-22 | 18373 | Lassen | Streamside, Diamond Mt. | 2346 | Comment | ||
HSC48180 | Carex multicostata | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19240 | Lassen | 2 mi. N of Westwood | Comment | |||
CHSC25910 | Carex nebrascensis | K. R. Stern | 1967-6-25 | 2429 | Lassen | Road to Eagle Lake Biological Station, Dean's Meadow near Gallatin Peak, ca. 3 mi. S of Eagle Lake. | 1676 | Comment | ||
CHSC98668 | Carex nebrascensis | Thomas W. Nelson; Jane P. Nelson | 1985-8-10 | 8019 | Lassen | In lake side bog along north side of Silver Lake. | 1828 | Comment | ||
UC2031881 | Carex nebrascensis | Nick Otting and Danna Lytjen | 2003-7-17 | 693 | Lassen | Cascade Mountains, Susan River, 1/2 mile NE of Devil's Corral, 5 air miles west of Susanville. | Comment | |||
HSC103643 | Carex nebrascensis | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8019 | Lassen | Along north side of Silver Lake | 1829 | Comment | ||
CAS-BOT-BC119044 | Carex pellita | Marcus E. Jones | 1897-7-2 | s.n. | Lassen | Susanville Summit | 1828 | 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 | ||
CHSC93433 | Carex petasata | Martin J. Lenz | 2004-6-23 | 221 | Lassen | Approx. 0.6 air mi. WSW of Schoonamaker Lake. UTM 10 664213 E 4515435 N. Edge of seasonally wet meadow. | 1707 | Comment | ||
UC1133449 | Carex petasata | Robert W. Gardner | 1937-6-18 | G 6 | Lassen | Burgess Spring Experimental Range | 1699 | Comment | ||
CAS-BOT-BC119055 | Carex phaeocephala | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-10 | 16326 | Lassen | Sedgy meadow along southern shore of Eagle Lake. | Comment | |||
CHSC91377 | Carex praegracilis | Lowell Ahart; John Dittes | 2005-6-1 | 11859 | Lassen | On the west side of a poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
CHSC91379 | Carex praegracilis | Lowell Ahart; John Dittes | 2005-6-1 | 11864 | Lassen | On the west side of a poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction. | 1448 | Comment | ||
SEINET7572132 | Carex praegracilis | Lowell Ahart, John Dittes | 2005-6-1 | 11864 | Lassen | On 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 | ||
UC1133503 | Carex praegracilis | Robert W. Gardner | 1939-6-15 | G- 37 | Lassen | Little Harvey Valley Halls Flat Quadrangle | Comment | |||
JEPS118161 | Carex rossii | Dean W. Taylor | 2009-5-20 | 20604 | Lassen | Widow Valley; Big Valley Mountains, logging road ca. 1 air mile NW of Brown Cabin [USGS map, site] | 1478 | Comment | ||
HSC95281 | Carex simulata | Gordon Leppig, J. Cromwell | 1997-7-27 | 619 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1970 | Comment | ||
HSC95305 | Carex simulata | Gordon Leppig, Tony LaBanca, L. Arguello | 1997-6-28 | 514 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
SEINET6171441 | Carex simulata | CLM Team | 2014-7-29 | NV 030 -984 | 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 | 1381 | Comment | ||
UC1142951 | Carex simulata | A. L. Hormay | 1941-6-23 | 14 | Lassen | Burgess Spring Lassen National Forest | 1676 | Comment | ||
CAS-BOT-BC116615 | Carex subfusca | Hans Leschke | 1960-8-8 | 1738 | Lassen | Below trail Ski Hut-Crumbaugh Lake. | 1981 | Comment | ||
CAS-BOT-BC116623 | Carex subfusca | John Thomas Howell | 1973-7-10 | 49765 | Lassen | Near Westwood. | 1554 | Comment | ||
SEINET4292053 | Carex subfusca | Unknown | 2004-1 | 8169 | Lassen | High Cascade Range, along Road 33N15 (Lassen Trail) between Patterson Flat and Aspen Flat; Blacks Mountain Experimental Forest. | Comment | |||
UC1108036 | Carex subfusca | E. B. Copeland | 1952-8-13 | Lassen | at road crossing King's Creek Meadow; Mount Lassen | 2225 | Comment | |||
CAS-BOT-BC116608 | Carex subfusca | Hans Leschke | 1959-8-10 | 1641 | Lassen | Above Emerald Lake | 2438 | Comment | ||
CAS-BOT-BC116616 | Carex subfusca | B. Clear | 1938-7-13 | s.n. | Lassen | Dersch Meadows, Lassen Park. | 2016 | Comment | ||
SEINET7577217 | Carex subfusca | George W. Gillett | 1957-7-26 | 913 | Lassen | Lassen Volcanic National Park, Butte Lake. | 1844 | Comment | ||
CHSC76792 | Carex utriculata | L. P. Janeway | 1999-9-5 | 6580 | Lassen | High Cascade Range. Upper Pine Creek near Stephens Camp; northwest corner of Upper Stephens Meadow. | 1900 | Comment | ||
HSC103677 | Carex vesicaria | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8029 | Lassen | Silver Lake, along north side of arm on east side of lake. | 1829 | Comment | ||
CDA33174 | Carex vesicaria var. vesicaria | Gordon Leppig | 1998-8-17 | 1040 | Lassen | Northern California Peatlands; Modoc National Forest. Blue Lake Ranch. | Comment | |||
HSC48179 | Carex whitneyi | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19241 | Lassen | 2 mi. N of Westwood | Comment | |||
CAS-BOT-BC114878 | Carex whitneyi | J. Stebbins | 1974-7-18 | s.n. | Lassen | Roop Mountain. | 2133 | Comment | ||
CAS-BOT-BC114884 | Carex whitneyi | Hans Leschke | 1958-8-15 | s.n. | Lassen | Trail Butte-to Snag Lake near Lava beds. | 1920 | Comment | ||
CHSC106686 | Castilleja angustifolia | B. Ignacio | 2008-5-3 | Lassen | Fort Sage Mountains. | 1520 | Comment | |||
CAS-BOT-BC249340 | Castilleja applegatei | Gary Schoolcraft | 1983-7-19 | 1097 | Lassen | S. slopes of Fredonyer Pk. 33-12-27 | 2255 | Comment | ||
CAS-BOT-BC249624 | Castilleja applegatei subsp. pinetorum | Francis W. Pennell | 1940-6-9 | 25769 | Lassen | Route 36, Susanville | 1371 | Comment | ||
CHSC12459 | Castilleja applegatei subsp. pinetorum | Robert W. Severin | 1969-7-6 | 5 | Lassen | 1 mile e E.L.B.S. on road to Five Points. | Comment | |||
CHSC13732 | Castilleja applegatei subsp. pinetorum | Cornell Freeman | 1973-7-11 | 5 | Lassen | Found on Gallatin Pk. on the east side of Eagle Lake. | Comment | |||
CHSC36484 | Castilleja applegatei subsp. pinetorum | Margaret E. Halloran | 1982-6-3 | 5 | Lassen | 3 1/2 mi s of jct of forest service roads 5.16 and 5.17. | Comment | |||
CHSC6267 | Castilleja applegatei subsp. pinetorum | M. West | 1946-6-20 | Lassen | Meadown above Grasshopper Valley. | 1645 | Comment | |||
JEPS81611 | Castilleja applegatei subsp. pinetorum | M. S. Taylor and B. Hammond | 1982-8-27 | 5052 | Lassen | ca 6 air mi sw Doyle; Constantia Quad., Diamond Mts., Crystal Peak Area | 2377 | Comment | ||
UC1136983 | Castilleja applegatei subsp. pinetorum | L. R. Short and J. Warren | 1936-6-5 | S- 378 | Lassen | Burgess Spring Experiment Range; Lassen Forest | 1792 | Comment | ||
UC1374836 | Castilleja applegatei subsp. pinetorum | Noel H. Holmgren, John J. Fay, and Barton L. Bethers | 1970-6-24 | 4372 | Lassen | 2 mi w Westwood (at edge of airstrip) | 1554 | Comment | ||
UCR268960 | Castilleja applegatei subsp. pinetorum | Jim Andre, Tasha La Doux, Senna T. Andre, Elias Andre | 2013-7-12 | 31428 | 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 | ||
UC1563850 | Castilleja arachnoidea | Barbara Ertter | 1988-7-25 | 7861 | Lassen | ca 1.5 mi e Diamond Peak (ca 10 air mi due s of Susanville, ridge of Diamond Mts); Diamond Mts. | 2286 | Comment | ||
JEPS23848 | Castilleja campestris subsp. campestris | Peter H. Raven and Otto T. Solbrig | 1959-6-17 | 13295 | Lassen | 4.8 mi s Madeline (along U.S. Hwy 395) | Comment | |||
JEPS3595 | Castilleja campestris subsp. campestris | Helen-Mar Wheeler | 1952-7-11 | Lassen | s of Madeline | Comment | ||||
JEPS74939 | Castilleja campestris subsp. campestris | T. I. and F. M. Chuang | 1975-7-23 | 7552 | Lassen | 3.2 mi s Madeline (along Hwy 395) | Comment Read comments Jun 3 2009 |
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SEINET3159144 | Castilleja chromosa | J. L. Strother | 1970-5-23 | 954 | Lassen | about 6 mi N of Honey Lake | 1280 | Comment | ||
OBI48148 | Castilleja chromosa | Rhonda Riggins | 1989-4-27 | 1639 | Lassen | Wash through volcanic boulder pavement, US 395, 8.4 mi N Litchfield, 26.6 mi S Ravendale | 1311 | Comment | ||
SEINET10549093 | Castilleja chromosa | Mary Susan Taylor | 1982-5-29 | Taylor 4568 | 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 | ||
SEINET10457537 | Castilleja disticha | Morris | 1973-5-25 | MORRIS 221 | Lassen | Collected in an area of sugar pine, libcedrus, and yellow pine. 2.5 Mi n of jct 36 and hwy 44. | Comment | |||
JEPS81867 | Castilleja lacera | L. R. Heckard with J. C. Hickman | 1982-5-11 | 5841 | Lassen | about 2.5 mi w Paynes Creek (along Highway 36 to Mt Lassen (6.5 mi ne of Dales)) | 518 | Comment | ||
UC1924577 | Castilleja lacera | Debra Valov | 2006-5-29 | 2006028 | Lassen | Bieber off County Rd A2 c. 8.7 km east of Hwy 299 | 1285 | Comment | ||
OBI75870 | Castilleja lemmonii | Anthony Baniaga | 2011-8-10 | 495 | Lassen | Lassen Natl Forest. Barnes Flat. Swain Mtn quad. T30N R8E sec 9 SE of SE | 1769 | Comment | ||
CHSC4817 | Castilleja linariifolia | R. Carter | 1967-7-16 | 617 | Lassen | Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca 12 mi n of Susanville, on s side of rd. | Comment | |||
CHSC63419 | Castilleja linariifolia | Vernon H. Oswald | 1994-7-8 | 6369 | Lassen | Wildlife Viewing Area along Hwy. 139 on the NE shore of Eagle Lake, 5.9 mi S of County Rd. 201 (A1). | 1557 | Comment | ||
HSC63893 | Castilleja linariifolia | Teresa Prendusi | 1980-7-1 | Lassen | McCoy Flat, 5 mi. E of northern tip of Eagle Lake | 1646 | Comment | |||
RSA18167 | Castilleja miniata | Carl B. Wolf | 1929-9-1 | 3778 | Lassen | Mt. Lassen Nat'l Park, between Grassy Lake and Snag Lake. | Comment | |||
CHSC81564 | Castilleja minor subsp. minor | Vernon H. Oswald | 2001-9-26 | 10058 | Lassen | Dakin Unit of Honey Lake Wildlife Area. | 1219 | Comment | ||
CHSC5902 | Castilleja pilosa | J. B. Kimsey | 1946-6-17 | Lassen | Mt. Fredonyer. Eagle Lake. | 2133 | Comment | |||
CHSC99291 | Castilleja pilosa | Lowell Ahart; John Dittes | 2008-6-20 | 14947 | Lassen | About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
JEPS86248 | Castilleja pilosa | L. R. Heckard and T. I. Chuang | 1981-6-10 | 5529 | Lassen | about 0.5 mi e Nubieber | 1249 | Comment | ||
RSA637591 | Castilleja pilosa | Michael A. Vincent | 1999-6-9 | 8584 | Lassen | Along US Rt. 395, south of Ravendale Fire Station, 1.8 miles north of rest area, and 24.8 miles north of Litchfield. | 1524 | Comment | ||
SBBG7071 | Castilleja pilosa | H. and M. Dearing | 1939-6-6 | 3566 | Lassen | Pitt River, near Bieber | Comment | |||
UC1012185 | Castilleja pilosa | Francis W. Pennell | 1940-6-9 | 25761 | Lassen | 5 mi s Ravendale (Route 395) | 1645 | Comment | ||
UC1063499 | Castilleja pilosa | A. Simontacchi | 1940-6-30 | 910 | Lassen | 4.2 mi s Blacks Mtn.; Lassen National Park, Halls Flat Quad. | 1699 | Comment | ||
UC1483790 | Castilleja pilosa | Mary Meyer | 1980-7-1 | Lassen | Champs Flat | 1677 | Comment | |||
CHSC113090 | Castilleja tenuis | Lowell Ahart; John Dittes | 2013-7-22 | 18840 | Lassen | West margin of a duck field, 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 | ||
CHSC99526 | 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 | ||
UC1483853 | Castilleja tenuis | G. Schoolcraft | 1980-7-16 | 316 | Lassen | near Nelson Corral Reservoir | 1804 | Comment | ||
CHSC115601 | Caulanthus major var. nevadensis | Lowell Ahart; John Dittes | 2015-7-14 | 30329 | 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 of Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1267 | Comment | ||
UCD164134 | Caulanthus major var. nevadensis | N. Ivalu Cacho; Sharon Y. Strauss, Bryan T. Drew | 2010-7-5 | IC-SS 127 - | Lassen | Fredoyner Peak; on rocky outcrop on summit. | 2393 | Comment | ||
CAS-BOT-BC48533 | Ceanothus cordulatus | G. Schoolcraft | 1988-7-11 | 1823 | Lassen | Along Hwy. 44 ca 5 miles n. of Hwy. 36 intersect. Susanville, California | 1676 | Comment | ||
SEINET210873 | Ceanothus cordulatus | N. H. Holmgren, JJ Fay; BLBethers | 1970-6-24 | 4373 | Lassen | 2 miles west of Westwood at edge of airstrip | 1554 | Comment | ||
CAS-BOT-BC52050 | Ceanothus prostratus | L. B. Barlow | 1967-7-4 | 92 | Lassen | 5 mi. South of Eagle Lake Biological Station on Gallatin Beach Road | 1737 | Comment | ||
UC1071527 | Ceanothus prostratus | K. Bradshaw | 1939-5-27 | 233 | Lassen | Black Mt. Experimental Forest - Plot 39-1, s end Lassen National Forest, Halls Flat Quad. | Comment | |||
UC727092 | Ceanothus prostratus | A. A. Heller | 1941-6-26 | 16230 | Lassen | on roadside banks on the ridge w Nieubieber; w of Nieubierber | 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 | ||
CHSC6287 | Ceanothus velutinus | R. Clicquennoi | 1967-7-1 | 37 | Lassen | Four miles s of Eagle Lake Biology Station off Gallatin Beach Road. | 1554 | Comment | ||
CDA7223 | Centaurea diffusa | T. C. Fuller | 1962-8-28 | 9480 | Lassen | East side of Highway 395 to Madelaine, 1.6 miles north of Termo. | 0 | Comment | ||
CDA36156 | Centaurea maculosa | CDFA Staff | Jul 1998 | Lassen | Susanville. | 0 | Comment | |||
CAS-BOT-BC284470 | Centaurea solstitialis | Yeager | 1929-8-29 | s.n. | Lassen | Honey Lake District | Comment | |||
NY444409 | Centaurea solstitialis | G. Schoolcraft | 1982-8-17 | 866 | Lassen | Along Smoke Creek Road, just east of Hwy 395 | Comment | |||
CDA7344 | Centaurea squarrosa | Loring White | 1950-8-19 | Lassen | Cramer Ranch. Big Valley. | 0 | Comment | |||
JEPS78140 | Centaurea virgata subsp. squarrosa | Sally Levingson | 1972-7-19 | 99 | Lassen | 2 mi east of Beiber on Highway A2 beside the road. | 975 | Comment | ||
RSA97606 | Centaurea virgata subsp. squarrosa | Loring White | 1950-8-9 | s.n. | Lassen | Cramer Ranch, Big Valley | Comment | |||
UCR47641 | Centaurea virgata var. squarrosa | Don Pendleton | 1986-6-25 | s.n. | Lassen | Beiber, NE of Fall River Mills, Hwy 299 | 1258 | Comment | ||
JEPS102715 | Centaurium exaltatum | Vernon H. Oswald | 2001-9-26 | 10057 | Lassen | Dakin Unit of Honey Lake Wildlife Area. | 1219 | Comment | ||
JEPS84967 | Centaurium exaltatum | Barbara Ertter | 1987-7-24 | 7305 | Lassen | ca 0.75 mi ene Beckwourth Pass (at the end of old crumbling paved road) | 1524 | Comment | ||
JEPS95910 | Centromadia pungens subsp. pungens | Lowell Ahart | 1999-9-13 | 8224 | 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 | ||
CAS-BOT-BC279595 | Centromadia pungens subsp. pungens | Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith | 1983-9-15 | 8392 | Lassen | Along Lassen 3-A, the Susanville By-pass for Rte. 395 | 1219 | Comment | ||
CHSC7715 | Cerastium fontanum subsp. vulgare | Beverley J. Wise | 1969-5-23 | 5 | Lassen | Susanville--833 Mark St. Garden. | 1310 | Comment | ||
CHSC99741 | Cerastium glomeratum | Lowell Ahart; John Dittes | 2008-6-20 | 14966 | 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 7.0 miles (air) northeast of Bieber. | 1263 | 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 | |||
CAS-BOT-BC400183 | Ceratophyllum demersum | D. Toren; B. Trowbridge | 1975-6-19 | 5183 | Lassen | Blue Lake | 1828 | Comment | ||
CAS-BOT-BC143809 | Cercocarpus ledifolius var. ledifolius | A. G. Brenneis | 1928-5-28 | B 3 | Lassen | 1/2 mi. East of Willow Springs, Lassen National Forest | 1371 | 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 | ||
CHSC48134 | Chaenactis douglasii var. douglasii | Vernon Oswald | 1986-6-15 | 2116 | Lassen | Hwy 139, 8.6 mi ne of Susanville. | 1615 | 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 | ||
UC579800 | Chaenactis douglasii var. douglasii | David D. Keck and J. Clausen | 1935-6-25 | 3755 | Lassen | just w of town Susanville | 1300 | Comment | ||
CAS-BOT-BC276622 | Chaenactis douglasii var. douglasii | Margaret Williams | 1974-7-27 | 74 -L-52 | Lassen | Burned area near Hallelujah Junction, W of Highway 395 and S of Highway 70 | 1493 | Comment | ||
CDA10717 | Chaenactis glabriuscula var. megacephala | T. C. Fuller | 1963-6-1 | 10628 | Lassen | East side of road to Hall s Flat, 4.9 miles south of Pittville. | 0 | Comment | ||
UC1567442 | Chaenactis stevioides | G. Schoolcraft | 1989-5-31 | 1886 | Lassen | about 4 mi n of Wendel Rd. (along Skedaddle Ranch Road) | 1493 | Comment | ||
RSA748319 | Chamaebatia foliolosa | K. M. Meyer, A. Townesmith | 2007-7-23 | 149 | 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 | ||
CHSC6251 | Chamaebatiaria millefolium | 1944-7-16 | Lassen | West side of Eagle Lake. | 1584 | Comment | ||||
UC526157 | Chamaebatiaria millefolium | John Thomas Howell | 1934-7-9 | 12519 | Lassen | Pine Creek Flat | 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 | ||
UC1125090 | Chamaesaracha nana | A. Simontacchi | 1940-6-8 | 831 | Lassen | Halls Flat Ranger Station; Lassen National Forest, Halls Flat Quad. | 1706 | Comment | ||
UC1542162 | Chamaesaracha nana | Paul Covel | 1986-6-6 | Lassen | e of Chester (Lake Almanor dike); Lake Almanor | Comment | ||||
CHSC113085 | Chamaesyce serpillifolia subsp. serpillifolia | Lowell Ahart; John Dittes | 2013-7-22 | 18857 | 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 | ||
UC1130434 | Chamaesyce serpyllifolia | A. Simontacchi | 1940-7-7 | 943 | Lassen | Halls Flat Ranger Station | 1706 | Comment | ||
SJSU10817 | Chamaesyce serpyllifolia | C. L. Kline | 1965-7-12 | 190 | Lassen | 8.3 mi NE of Susanville by Hwy 139 | 1036 | Comment | ||
CAS-BOT-BC383107 | Chamerion angustifolium subsp. circumvagum | Andrew Townesmith; Karen M. Meyer | 2007-7-20 | 838 | Lassen | Lassen National Forest, Eagle Lake Ranger District. Along Forest Service road 30N03, 0.5 mile from intersection with state route 36, at roadblock where two decrepit bridges cross Susanville River | 1429 | Comment | ||
CHSC6188 | Chamerion angustifolium subsp. circumvagum | P. Balch | 1955-7-23 | Lassen | Eagle Lake. Paul Bunyan road, 3 1/2 mi. from Susanville. | Comment | ||||
UC62593 | Cheilanthes intertexta | Baker and Nutting | 1894-7-3 | Lassen | Dixey Mts | Comment | ||||
JEPS95711 | Chenopodium album | Vernon H. Oswald and L. Ahart | 1995-8-14 | 7180 | 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 | ||
UC1191355 | Chenopodium berlandieri | Verne Grant and Irving Schneider | 1947-8-1 | 8229 | Lassen | irrigation ditch running sw into State Fish and Game nesting area on west end of Section 19; Madeline Plain | Comment | |||
UC1949078 | Chenopodium berlandieri | Barbara Ertter | 1987-7-24 | 7301 | Lassen | ca 3/4 mi ENE of Beckwourth Pass | Comment | |||
UC1949076 | Chenopodium desiccatum | Barbara Ertter | 1988-7-25 | 7871 | Lassen | ridge of Diamond Mts. ca 1.5 mi E of Diamond Peak, ca 10 airmiles due S of Susanville; spur on N-face. | Comment | |||
CAS-BOT-BC426335 | Chenopodium incognitum | John Thomas Howell | 1934-6-10 | 11900 | Lassen | 5 miles N of Horse Lake on road to Alturas | Comment | |||
SEINET4171909 | Chenopodium leptophyllum | M. J. Williams | 1974-7-26 | 74 -L-36 | Lassen | 2 miles west of Hallelujah Junction, south of HWY 70 | 1494 | Comment | ||
CAS-BOT-BC39672 | Chorispora tenella | Gary Schoolcraft | 1982-3-24 | 624 | Lassen | Lower end of Amedee Canyon. | 1280 | Comment | ||
SBBG18321 | Chorizanthe watsonii | C. B. Hardham | 1961-6-17 | 7499 | Lassen | Baxter Crk, S of Susanville | 1524 | Comment | ||
UCSB17200 | Chorizanthe watsonii | Hardham, Clare | 1961-6-17 | Lassen | Baxter Cr. south of Susanville, Sierra Nevada Mountains | 1524 | Comment | |||
UC1135263 | Chrysolepis sempervirens | A. Simontacchi | 1940-8-8 | 938 | Lassen | 4.2 mi w Harvey Mtn. Lookout; Lassen National Forest, Halls Flat Quad. | 1889 | Comment | ||
CHSC25128 | Chrysothamnus | Paul Lyman | 1970-5-2 | 28 | Lassen | Bald Mountain; Janesville. On slope of Bald Mountain which lies 10 miles east of Susanville. | Comment | |||
CAS-BOT-BC140659 | Chrysothamnus humilis | John Thomas Howell | 1974-7-9 | 50485 | Lassen | SW of Wildcat Point, Eagle Lake | 1554 | Comment | ||
CHSC78477 | Chrysothamnus humilis | Beth Corbin | 2000-7-24 | 979 | Lassen | Northeast of Poison Lake, just east of the Pittville Highway. | 1705 | Comment | ||
UC1137593 | Chrysothamnus humilis | L. R. Short and J. Warren | 1936-8-17 | S- 495 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1760 | Comment | ||
UC773961 | Chrysothamnus humilis | L. R. Short and J. Warren | 1936-8-17 | S- 495 | Lassen | Burgess Spring Experiment Range Lassen Forest | 1760 | Comment | ||
CDA36350 | Chrysothamnus nauseosus | B. Villegas | 2011-8-25 | Lassen | Highway 395 just above Doyle. | 0 | Comment | |||
HSC103551 | Chrysothamnus viscidiflorus subsp. viscidiflorus | Thomas W. Nelson, Jane Nelson | 1985-8-10 | 8030 | Lassen | Along north side of Silver Lake | 1829 | Comment | ||
JEPS21415 | Chrysothamnus viscidiflorus subsp. viscidiflorus | R. F. Hoover | 1940-10-5 | 4664 | Lassen | Wendel | Comment | |||
JEPS94839 | Chrysothamnus viscidiflorus subsp. viscidiflorus | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9587 | Lassen | Kramer Road 3.1 mi s of Lookout; Kramer Road | 1280 | Comment | ||
RSA22626 | Chrysothamnus viscidiflorus subsp. viscidiflorus | Mary DeDecker | 1955-8-25 | 263 | Lassen | Honey Lake: Highway 395. | Comment | |||
UC761845 | Chrysothamnus viscidiflorus subsp. viscidiflorus | R. F. Hoover | 1940-10-5 | 4664 | Lassen | Wendel | Comment | |||
SD43500 | Chylismia claviformis subsp. cruciformis | Philip A. Munz | 1947-5-19 | 11870 | Lassen | 19 miles south of Ravensdale on Highway 395. | 1341 | Comment | ||
RSA748313 | Cichorium intybus | K. M. Meyer, A. Townesmith | 2007-7-19 | 133 | Lassen | Lassen National Forest. CA, 0.2 mi. on 29N03, off HWY 36 on pullout just past a dry creek. | 1459 | Comment | ||
RSA299121 | Cinna latifolia | J. T. Howell, Gordon H. True | 1973-8-1 | 50346 | Lassen | Gold Run Creek road, south of Susanville, Diamond Range. | 1951 | Comment | ||
CHSC115576 | Cirsium | Lowell Ahart; John Dittes, Joe DiSalvo | 2015-7-14 | 20322 | Lassen | On the south side of the levee road, about 300 yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1260 | Comment | ||
UCD130505 | Cirsium canescens | T. C. Fuller | 1980-8-5 | 20311 | Lassen | east shore of Dodge Reservoir, 28 km (17.5 miles) northeast of Ravendale. | Comment | |||
CAS-BOT-BC277935 | Cirsium canovirens | T. C. Fuller | 1959-7-7 | 2739 | Lassen | Hwy. 395, 6 miles north of the road to Karlo | Comment | |||
CAS-BOT-BC278005 | Cirsium cymosum | Mrs. H. C. Cantelow | 1940-5-31 | s.n. | Lassen | 5 miles east of McArthur, on highway 299 | Comment | |||
JEPS59279 | Cirsium occidentale var. californicum | W. L. Jepson | 1918-8-4 | 7807 | Lassen | Horse Lake | 1554 | Comment | ||
CDA1489 | Cirsium ochrocentrum | Lee Wheeler | 1959-7-23 | s.n. | Lassen | Richmond Rd., about 4 mi. SE of Susanville. (Janesville, SW of Johnstonville.) | Comment | |||
CAS-BOT-BC280421 | Cirsium ochrocentrum | T. C. Fuller | 1980-8-5 | 20311 | Lassen | East shore of Dodge Reservoir, 28 km. (17.5 mi.) northeast of Ravendale | Comment | |||
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 | ||
CAS-BOT-BC286302 | Cirsium scariosum | John Thomas Howell | 1934-6-14 | 12153 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
CDA1557 | Cirsium scariosum | T. C. Fuller, E. E. Fix | 1959-7-23 | 2825 | Lassen | Near Ravendale. | 0 | Comment | ||
CDA20242 | Cirsium undulatum | G. D. Barbe | 1984-8-2 | 4186 | Lassen | Madeline Plains; Just e of Westside Rd, 3 mi no f Termo-Grasshopper Rd., Madeline Plains, along e base of Dry Valley Ridge. | 1615 | Comment | ||
RSA186831 | Cirsium undulatum | T. C. Fuller | 1966-7-22 | 14981 | Lassen | East of road at the east base of Dry Valley Ridge, Madelaine Plains, 3 miles north of paved road, 10 miles west of Termo. | Comment | |||
CHSC7631 | Cirsium vulgare | Beverley J. Wise | 1968-8-23 | 16 | Lassen | 10 mi. N.W. of Susanville on the Las. Co. Rd. 201. | 1798 | 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-BC233918 | Cistanthe umbellata | D. B. Dunn; B. J. Cox | 1971-6-2 | 17792 | Lassen | 6 mi. N. of Halleluja Jct. on U.S. Hwy 395 | 1402 | Comment | ||
CAS-BOT-BC162636 | Clarkia | John Thomas Howell | 1974-7-30 | s.n. | Lassen | Diamond Mountain - Sierra Nevada | 2286 | Comment | ||
JEPS107812 | Clarkia lassenensis | Lowell Ahart, John Dittes | 2005-6-2 | 11951 | 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 | ||
JEPS90014 | Clarkia purpurea subsp. quadrivulnera | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9770 | Lassen | 6 mi e of MacArthur (Fall River Valley along Highway 299 at crossing of Frazer Creek, Pit River Watershed); Fall River Valley, Highway 299 | 1036 | Comment | ||
CHSC6185 | Clarkia purpurea subsp. viminea | 1944-7-1 | Lassen | Eagle Lake. | 1584 | Comment | ||||
CAS-BOT-BC164864 | Clarkia rhomboidea | A. M. Vollmer; L. Beane | 1953-7-1 | 35 | Lassen | Along Halls Flat road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
CHSC4775 | Clarkia rhomboidea | R. Carter | 1967-6-27 | 564 | Lassen | Ca. 10 yds off S side of Rd. | Comment | |||
UC1122437 | Clarkia rhomboidea | A. Simontacchi | 1940-6-23 | 885 | Lassen | 3.2 mi sw Schoonamaker Lake; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1137738 | Clarkia rhomboidea | George A. Fischer, Irwin H. Johnson | 1933-7-14 | F 246 | Lassen | Lassen National Forest | 1767 | Comment | ||
UC1587045 | Clarkia rhomboidea | G. Schoolcraft | 1991-7-30 | 2194 | Lassen | e side Widow Mountain | 1889 | Comment | ||
RSA46419 | Clarkia stellata | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin s Ranch. | 1829 | Comment | ||
CHSC61167 | Claytonia lanceolata | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5381 .1 | Lassen | Forest Rd. 32N08 to Crater Lake, 0.5 mi NE of Hwy. 44, between A21 (to Westwood) and Poison Lake, on the edge of a large meadowy opening covered with sagebrush scrub along Pine Creek. | 1737 | Comment | ||
RSA0080500 | Claytonia lanceolata | M. S. Baker | 1952-5-23 | 12429 | Lassen | Hwy. 36; 0.5 mi. West of Predonyer Pass. | 1753 | Comment | ||
CHSC106577 | Claytonia rubra subsp. depressa | C. Dow; D. Garrison | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
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 | ||
UC1136746 | Claytonia rubra subsp. rubra | A. Simontacchi | 1940-5-21 | 758 | Lassen | 4.1 mi sse Blacks Mtn.; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
UC452681 | Claytonia umbellata | Milo S. Baker | 1890-1 | Lassen | Milford | 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 | ||
NY222830 | Cleome platycarpa | G. H. True Jr. | 1937-6-27 | 792 | Lassen | Near Skeedaddle. | 1524.0 | Comment | ||
CAS-BOT-BC32957 | Cleomella alata | C. C. (Mrs.) Bruce | 1898-6-1 | 2364 | Lassen | Shumway | Comment | |||
JEPS42688 | Cleomella parviflora | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3352 | Lassen | Amedee Honey Lake Vally | Comment | |||
SEINET5765627 | Cleomella parviflora | A. Tiehm | 1980-1 | 5748 | Lassen | North end of Honey Lake Valley, just north of Hot Springs 1.1 air miles NNW of Wendel. | 1231 | Comment | ||
CAS-BOT-BC423225 | Cleomella plocasperma | G. Schoolcraft | 1998-7-14 | 2759 | Lassen | Along Wendel Rd. near Amedee Hot Spring area. | 1219 | Comment | ||
CAS-BOT-BC423226 | Cleomella plocasperma | G. Schoolcraft | 1986-6-11 | 1620 | Lassen | About 1 mile west of CA-NV stateline along Smoke Creek Road. | 1341 | Comment | ||
POM93728 | Cleomella plocasperma | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
JEPS11714 | Collinsia parviflora | F. W. Pennell | 1940-6-9 | 25752 | Lassen | 7 mi n Madeline (along Rte 395) | 1615 | Comment | ||
JEPS17625 | Collinsia parviflora | Rimo Bacigalupi with G. Thomas Robbins | 1955-7-19 | 5375 | Lassen | 2 mi w Ash Valley (along rd from Adin to Madeleine, in rd fill) | 1371 | Comment | ||
SEINET10315318 | Collinsia parviflora | Jeffrey Huber | 1971-6-2 | 127 | Lassen | Approximately 30 miles north of Susanville, on California Hwy 139 | 1646 | Comment | ||
UC1143037 | Collinsia parviflora | L. R. Short | 1936-5-7 | S 344 | Lassen | Lassen National Forest, Burgess Spring Experimental Range Burgess Spring Experimental Range; Lassen National Forest, Burgess Spring Experimental Range | 1737 | Comment | ||
CDA34520 | Collinsia parviflora | B. Villegas | 2011-5-26 | s.n. | Lassen | Susanville, 2.3 miles southwest from junction of Hwy 36 & Hwy 139. | 0 | Comment | ||
HSC75886 | Collinsia torreyi | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19258 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CHSC6198 | Collomia grandiflora | P. Collett | 1946-6-24 | Lassen | Spalding's, Eagle Lake. | 1554 | Comment | |||
POM75605 | Collomia grandiflora | Marcus E. Jones | 1897-6-26 | 10168 | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
UC1537483 | Collomia grandiflora | Gordon H. True Jr. | 1938-7-9 | 906 | Lassen | near Horse Lake | 1524 | Comment | ||
SEINET12326975 | Collomia grandiflora | Unknown | 1978-1 | 57 | Lassen | Lower Dry Lakes, E of Eagle L | 1646 | Comment | ||
JEPS17747 | Collomia linearis | Rimo Bacigalupi with G. T. Robbins | 1955-7-20 | 5407 | Lassen | 4.4 mi s Patterson Ranger Sta.; southern end of Warner Mountains, Modoc National Forest, Lon | 2057 | Comment | ||
UC23615 | Collomia linearis | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CHSC6282 | Convolvulus arvensis | D. L. Stites | 1967-7-1 | 141 | Lassen | 10 mi se of Eagle Lake Biology Station on Lower Murrer's Meadow. | 1371 | Comment | ||
CHSC7713 | Convolvulus arvensis | Beverley J. Wise | 1969-6-4 | 33 | Lassen | 10 mi. east of Susanville on Hwy 395 (Janesville). | 1310 | Comment | ||
CAS-BOT-BC286113 | Conyza canadensis | John Thomas Howell | 1974-7-10 | 50532 | Lassen | Elysian Valley | 1325 | Comment | ||
UC761797 | Cordylanthus ramosus | R. F. Hoover | 1940-9-28 | 4640 | Lassen | Leavitt | Comment | |||
CAS-BOT-BC212205 | Cornus sericea | Louella Bass | 1973-5-29 | EU 85 | Lassen | Elysian Valley | 1325 | Comment | ||
CHSC58493 | Cornus sericea subsp. sericea | Vernon H. Oswald | 1992-7-3 | 5055 | Lassen | Lassen Volcanic Park. Grassy Creek between Horseshoe and Snag lakes, ca. 0.3 mi NE of the trail to Cameron Meadow. | 1950 | Comment | ||
CHSC117526 | Crassula aquatica | Lowell Ahart; John Dittes | 2016-7-13 | 21117 | Lassen | Strand of the pond, near where drainage enters pond, 150 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
UC1136839 | Crepis acuminata | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F- 266 | Lassen | Lassen <National> Forest | 1752 | Comment | ||
UC581280 | Crepis acuminata | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-14 | 2344 | Lassen | 1 mi sw Grasshopper Valley | 1645 | Comment | ||
CAS-BOT-BC291553 | Crepis intermedia | G. L. Stebbins; J. A. Jenkins | 1937-7-10 | 2315 | Lassen | Black Mountain about a mile below the summit | 1950 | Comment | ||
POM230908 | Crepis intermedia | G. Ledyard Stebbins, J. A. Jenkins | 1937-7-10 | 2296 | Lassen | Crest of range head of Stony Ridge, west of Milford | 1951 | Comment | ||
UC773981 | Crepis intermedia | L. R. Short | 1935-7-9 | S- 509 B | Lassen | Burgess Spring Experiment Range | 1818 | Comment | ||
UC581249 | Crepis modocensis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-9 | 2257 | Lassen | bare summit ridge and ridges sw Diamond Mt. (s of Susanville, Plumas and Lassen Co.) | Comment | |||
POM230914 | Crepis monticola | G. Ledyard Stebbins, J. A. Jenkins | 1937-7-6 | 2193 | Lassen | Susanville, just west of the town, on 'Inspiration Point' | Comment | |||
UC1143044 | Crepis monticola | L. R. Short and J. Warren | 1936-6-23 | S- 444 | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1839 | Comment | ||
SEINET8513568 | Crepis occidentalis | A. Rosenblum, A. Ortega, O. Schilling, M. Gray | 2015-6-24 | NV 030 -1092 | Lassen | Plumas Allotment, Highway 395 into California, first median crossing after check station, turn right, follow road right (South) take, 2nd left, follow uphill road bearing Southeast until reach gray metal gate, along roadside | 1541 | Comment | ||
UC540867 | Crepis occidentalis | David D. Keck and J. Clausen | 1935-6-24 | 3752 | Lassen | 2 mi s Ravendale | 1463 | Comment | ||
UC581314 | Crepis occidentalis | G. L. Stebbins Jr. and J. A. Jenkins | 1937-7-10 | 2318 | Lassen | sw-facing slope about 1 mi below summit; Black Mountain | 1940 | Comment | ||
UCD130973 | Crepis occidentalis | Grady L. Webster | 1989-5-13 | 7722 | Lassen | 2.5 miles E of Beckworth Pass. | 1493 | Comment | ||
UC1609227 | Crepis occidentalis subsp. conjuncta | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5606 | Lassen | Rd 35N04 n Hwy 44 (nw edge of valley, ne of Poison Lake); Harvey Valley, Aspen Well | 1725 | Comment | ||
UC506906 | Crepis occidentalis subsp. conjuncta | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 271 | Lassen | Lassen <National> Forest | 1752 | Comment | ||
UC1483839 | Crocidium multicaule | G. Schoolcraft | 1980-4-6 | 199 | Lassen | near base of Bass Hill (along Hwy 395, near city dump) | 1280 | Comment | ||
UCD54541 | Crypsis schoenoides | Ellen Dean; Petra Unger, Dawn Cunningham | 2005-10-10 | 2725 | Lassen | E. of town of Susanville, along C.R. A27 (Center Rd.) Grounds of California Correctional Facility. Sewage treatment plant area. | 1246 | Comment | ||
JEPS94987 | Cryptantha ambigua | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8593 | Lassen | s of Susanville (1.2 mi e of Gold Run Road (29N10), on n side of Diamond Mountain on Forest Road 29N43); Diamond Mountain, Forest Road 29N43 | 1685 | Comment | ||
SDSU20522 | Cryptantha ambigua | Nuri Benet-Pierce, John P. Pierce | 2012-7-14 | 522 | Lassen | Between Poison Lake and Patterson Flats, in clearing by the rd, at the start to 35N08. | 1724 | Comment | ||
SEINET8518912 | Cryptantha ambigua | R. R. Halse | 2004-7-8 | 6616 | Lassen | Along State Highway 139, ca 6 miles N of Eagle Lake. | 1710 | Comment | ||
CHSC64765 | Cryptantha circumscissa | Vernon Oswald | 1995-5-24 | 6785 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) at milepost 18.5, ca. 1 mi e of Duck Lake Rd. | 1219 | 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 | ||
UCD55276 | Cryptantha circumscissa | Ellen Dean | 2006-5-15 | 3091 | Lassen | East of town of Susanville, along County Road A27 (Center Road). Private land north of California Correctional Facility owned by Virginia Johnston, to be purchased by state for expansion of alfalfa fields. | 1245 | Comment | ||
POM46564 | Cryptantha humilis | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt. Susanville. Perkin's Ranch. | 2226 | Comment | ||
JEPS109640 | Cryptantha intermedia | Dean W. Taylor | 2002-6-21 | 18172 | Lassen | Highway 139 ca. 10 miles N of Susanville, ca. 1 mile south of the southerly end of Willow Creek Valley | 1524 | Comment | ||
SEINET8545993 | Cryptantha intermedia var. grandiflora | J. A. Young | 1978-4-13 | s.n. | Lassen | Adin, Meyers Ranch. | Comment | |||
JEPS94701 | Cryptantha pterocarya | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9112 | Lassen | 5 mi nne of Doyle (Road to ORV parking area in Fort Sage Mountains 0;.6 mi e of Fort Sage Road); Fort Sage Mountains | 1402 | Comment | ||
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 | ||
RSA164363 | Cryptantha simulans | Clare B. Hardham | 1961-6-17 | 7505 | Lassen | Baxter Creek S of Susanville. | Comment | |||
CHSC106073 | Cryptantha torreyana | Lowell Ahart; John Dittes | 2010-7-31 | 17028 | 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 | ||
RSA123892 | Cryptantha torreyana | G. A. Fischer, I. Johnson | 1933-7-12 | F- 222 | Lassen | Near Sheep bedground. | 1723 | Comment | ||
CHSC93552 | Cryptantha watsonii | Lowell Ahart; John Dittes | 2005-6-2 | 11949 | Lassen | Long Valley, along a poor dirt road, about 1 mile northeast of the Anderson Ranch home, about 5 1/2 miles (air) north of the intersection of Scott Road and Highway 70, 6.7 miles (air) northwest of Hallelujah Junction. | 1498 | Comment | ||
NY1112083 | Cryptantha watsonii | B. J. Ertter | 1987-6-16 | 7187 | Lassen | Skeedaddle Mountains on northeast side of Honey Lake, open rhyolitic ridge west of Hot Springs VABM | 2134 | Comment | ||
UC1584020 | Cryptantha watsonii | G. Schoolcraft | 1990-6-12 | 2089 | Lassen | about 17 mi e Ravendale (in Pine Dunes RNA) | 1706 | Comment | ||
CHSC6214 | Cryptogramma acrostichoides | P. Balch | 1955-6-1 | Lassen | Silver Lake, Eagle Lake. | 1981 | Comment | |||
UCR243134 | Cuscuta approximata | Jerry Schmierer | 1986-9-1 | s.n. | Lassen | Don Blickenstaff Ranch | 1220 | Comment | ||
RSA0049616 | Cymopterus terebinthinus var. californicus | Dean Wm. Taylor | 2012-6-7 | 21237 | Lassen | Diamond Mountains; Gold Run Road 0.3 miles North of the crest | 1950 | Comment | ||
UC1587038 | Cynoglossum occidentale | G. Schoolcraft | 1991-7-30 | 2192 | Lassen | Bear <Sring> on n. side of widow Mt. | 1780 | Comment | ||
JEPS127205 | Cystopteris fragilis | Lowell Ahart, John Dittes | 2016-6-7 | 21007 | Lassen | About 10 yards west of State Highway 299, Big Valley Mountains, 0.4 mile (air) northeast of Big Valley Summit, 5.0 miles (air) southwest of Bieber. | Comment | |||
CAS-BOT-BC208395 | Dalea ornata | Gary Schoolcraft | 1984-6-28 | 1280 | Lassen | NW of Shaffer Mtn., on the tablelands | 1402 | Comment | ||
POM119128 | Damasonium californicum | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
CAS-BOT-BC445514 | Damasonium californicum | 1927-7-15 | 72 | Lassen | Lassen National Forest. Feather Lake | 1737 | Comment | |||
UC1024653 | Danthonia californica | Leo Whitney | 1933-8-3 | 2201 | Lassen | ca 8 mi nw Eagle Lake; Lassen National Forest, Slate Creek | 1920 | Comment | ||
UC1136811 | Danthonia californica var. americana | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 236 | Lassen | Patterson Flat Lassen National Forest | 1737 | Comment | ||
UCD60868 | Danthonia californica var. americana | Mrs. Austin | 1894-6-1 | 295 | Lassen | Lassen Creek. | Comment Read comments Jul 11 2013 |
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CHSC66420 | Danthonia unispicata | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7803 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. On the N side of the trail between Devils Corral Trailhead and the 6.0 mile post. | 1420 | Comment | ||
JEPS88200 | Danthonia unispicata | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7803 | Lassen | n side of Bizz Johnson Trail between Devils Corral Trailhead and 6.0 milepost (trailhead located off Hwy 36 ca 7 mi w of Susanville); Modoc Plateau | 1420 | Comment | ||
UC1609107 | Danthonia unispicata | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5579 | Lassen | Harvey Valley Rd. (33N02) 0.2 mi n Hwy 44 (e side of valley, e of Poison Lake); Grays Valley | 1749 | Comment | ||
UCD61360 | Danthonia unispicata | John Thomas Howell | 1977-6-22 | 52406 | Lassen | West of Susanville near the confluence of Willard Creek and Susan River. | 1432 | Comment | ||
CAS-BOT-BC291779 | Deinandra lobbii | John Thomas Howell | 1934-7-3 | 12380 | Lassen | Big Valley near Bieber | Comment | |||
JEPS79213 | Delphinium | L. R. Heckard with R. C. Bacigalupi | 1980-6-12 | 5254 | Lassen | ne Westwood (near golf course) | 1554 | Comment | ||
UC726248 | Delphinium andersonii | A. A. Heller | 1938-6-23 | 15217 | Lassen | flat along US Hwy 395 between Termo and Madeline | 1524 | Comment | ||
UCD55273 | Delphinium andersonii | Ellen Dean | 2006-5-15 | 3083 | 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. Northern part of Johnston property near sandy wash. | 1249 | Comment | ||
RSA0005299 | Delphinium armeniacum | A. A. Heller | 1938-6-4 | 15149 | Lassen | 1 mile east of Fredonyer Pass on hwy 36. | 1707 | 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-BC116044 | Delphinium nuttallianum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49180 | Lassen | Sierra Nevada, Elysian Valley northwest of Janesville. | 1325 | Comment | ||
HSC27049 | Delphinium nuttallianum | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19195 | Lassen | Harvey Valley near Cone Springs | Comment | |||
UC1584004 | Delphinium nuttallianum | G. Schoolcraft | 1990-5-15 | 2051 | Lassen | about 4 mi s Nubieber; John's Valley area | 1310 | Comment | ||
UC1131416 | Deschampsia cespitosa | H. S. Yates | 1936-8-12 | 6087 | Lassen | Westwood Susanville Quad., Westwood | Comment | |||
CAS-BOT-BC194257 | Deschampsia cespitosa subsp. cespitosa | John Thomas Howell | 1934-7-9 | 12517 | Lassen | Bridges Creek Spring | Comment | |||
CHSC113927 | Deschampsia cespitosa subsp. cespitosa | Lowell Ahart | 2014-8-20 | 19719 | Lassen | All over the meadow, 0.8 mile west of Forest Road 32N22 (Westwood Logging Road), about 4.2 miles southeast (by road) from Bogard Rest Area on the south side of Highway 44. | 1894 | Comment | ||
RSA126933 | Deschampsia cespitosa subsp. cespitosa | G. A. Fischer, I. H. Johnson | 1933-7-14 | F- 244 | Lassen | Patterson Flat | 1738 | Comment | ||
JEPS107688 | Deschampsia danthonioides | Lowell Ahart, John Dittes | 2005-6-1 | 11913 | Lassen | On the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction | 1459 | Comment | ||
UC1131559 | Deschampsia danthonioides | A. Simontacchi | 1940-6-15 | 873 | Lassen | 6.4 mi. w.-n.w. Cone Mt.; Lassen Nat'l Forest, Halls Flat Quad. | Comment | |||
UCD62514 | Deschampsia danthonioides | L. Whitney | 1935-6-20 | 3251 | Lassen | Camp 10, Fruit Grower's Supply Company, Lassen National Forest. | Comment | |||
HSC68802 | Deschampsia elongata | G. Schoolcraft | 1980-8-13 | 350 | Lassen | N side of Diamond Mountain. | 1951 | Comment | ||
UC1542918 | Descurainia californica | G. Schoolcraft and B. Ertter | 1987-6-16 | 1747 | Lassen | Skedaddle Mtns. | 1828 | Comment | ||
CHSC25101 | Descurainia pinnata | W. R. Lessig | 1967-6-24 | 3 | Lassen | 1/4 mi. N. of Eagle Lake Biology Station. | 1584 | 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 | ||
RSA716273 | Descurainia sophia | L. Ahart, John Dittes | 2005-6-2 | 11925 -A | Lassen | Along the road, near the Anderson Ranch home, Long Valley, about 4.75 miles (air) N of the intersection of Scott Road and Hwy 70, 6.2 miles (air) NW of Hallelujah Junction. | 1460 | Comment | ||
UCD114789 | Descurainia sophia | R. N. Raynor | 1939-6-3 | s.n. | Lassen | Susanville. | Comment | |||
CHSC61163 | Dicentra uniflora | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5374 | Lassen | SW side of Hwy. 44, 0.9 mi NW of its intersection with A21 (to Westwood), at a large opening in forest. | 1737 | Comment | ||
POM109921 | Dichelostemma multiflorum | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville. Perkin s Ranch. | 1463 | Comment | ||
CAS-BOT-BC292259 | Dieteria canescens | John Thomas Howell | 1974-7-8 | 50470 | Lassen | Susanville | 1295 | Comment | ||
SJSU13913 | Dieteria canescens | N. A. Hopkins | 1986-8-28 | 1382 | Lassen | along County Road 33 (Scott Road), Lower Long Valley, N of Highway 70 & E of the Beckwourth Pass | Comment | |||
CAS-BOT-BC290958 | Dieteria canescens var. shastensis | John Thomas Howell | 1934-7-6 | 12434 | Lassen | Harvey Valley | Comment | |||
CHSC64867 | Dieteria canescens var. shastensis | Vernon H. Oswald | 1995-6-26 | 6937 | Lassen | Modoc Plateau. Gravel pit on the e side of Ash Valley Rd. (Lassen 527) 0.2 mi n of Spooner Rd. in Ash Valley. | 1542 | Comment | ||
UC773957 | Dieteria canescens var. shastensis | L. R. Short | 1936-6-25 | S- 427 | Lassen | Burgess Spring Experiment Range Lassen National Forest, Burgess Spring Experiment Range | 1859 | Comment | ||
HSC103593 | Dieteria canescens var. shastensis | Thomas W. Nelson, Jane Nelson | 1986-6-23 | 8140 | Lassen | Along State Route 44, 10.9 mi. SE of Old Station junction. | 1585 | Comment | ||
CAS-BOT-BC153671 | Diplacus mephiticus | G. Schoolcraft | 1989-6-17 | 1909 | Lassen | Northwest slope of Shaffer Mtn. | Comment | |||
CAS-BOT-BC153677 | Diplacus mephiticus | A. A. Heller; P. B. Kennedy | 1907-7-1 | 8672 | Lassen | Near Old Chat | Comment | |||
CAS-BOT-BC153683 | Diplacus mephiticus | Mike Vasey | 1990-6-30 | 9050 | Lassen | Ash Valley, along primitive road south of junction of Ash Valley Road and Spooner Road. Modoc National Forest | 1500 | Comment | ||
CHSC36479 | Diplacus mephiticus | Margaret E. Halloran | 1982-6-6 | 10 | Lassen | Pine Creek just below fish trap where Pine Creek empties into Eagle lake. | Comment | |||
CHSC4812 | Diplacus mephiticus | R. Carter | 1967-7-7 | 577 | Lassen | Collected outside dining hall, n side, 15 yds from building. | 1524 | Comment | ||
CHSC5907 | Diplacus mephiticus | R. Gein | 1946-6-12 | Lassen | Pine Creek bridge. | 1584 | Comment | |||
SEINET13703366 | Diplacus mephiticus | F. B. Headley | 1915-5-28 | 13 | Lassen | Honey Lake. | Comment | |||
SEINET13703699 | Diplacus mephiticus | A. A. Heller, P. B. Kennedy | 1907-7-1 | 8673 | Lassen | Near Old Chat. | Comment | |||
CAS-BOT-BC151431 | Diplacus nanus | A. M. Vollmer; L. Beane | 1953-7-1 | 104 | Lassen | Along Halls Flat Road, beginning 6 miles wet of Susanville to McArthur | 1554 | Comment | ||
OBI76920 | Diplacus pygmaeus | Anthony Baniaga | 2011-7-9 | 435 | Lassen | Lassen Natl Forest. SW Pine Crk Valley. Pine Crk Valley quad. T31N R8E sec 10 NE of NE | 1718 | Comment | ||
CHSC91302 | Distichlis spicata | Lowell Ahart; John Dittes | 2005-6-2 | 11922 | Lassen | Along the road, near the Anderson Ranch home, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction. | 1459 | Comment | ||
RSA647537 | Distichlis spicata | Marion P. Harthill | 1972-6-18 | 804 | Lassen | Litchfield. | 1311 | Comment | ||
SBBG115909 | Distichlis spicata | J. T. Howell | 1973-7-10 | 49764 | Lassen | near Westwood | 1554 | Comment | ||
UC580711 | Distichlis spicata | E. Sawyer | 1935-6-27 | 214 | Lassen | Long Valley | 1310 | Comment | ||
POM76750 | Dodecatheon alpinum subsp. majus | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Susanville, 4 miles below Eagle Lake. | 1524 | Comment | ||
UC773868 | Dodecatheon conjugens | L. R. Short | 1936-4-28 | S- 331 | Lassen | Burgess Spring Experiment Range , Burgess Spring Experiment Range (Lassen National Forest) | 1767 | Comment | ||
RSA59710 | Dodecatheon conjugens | E. K. Balls | 1950-5-18 | 14766 | Lassen | Above Ash Creek Public Camp., off rd. from Adin to Madeline. | 1616 | Comment | ||
CHSC95386 | Downingia bacigalupii | H. Chappel; J. Goldhammer, K. Moran, K. Strassman | 2002-7-9 | ALT- 018 | Lassen | Ecoregion 4. Muck Valley (at top of mountain pass). | 1386 | Comment | ||
JEPS14618 | Downingia bacigalupii | Helen K. Sharsmith | 1955-6-27 | 4512 | Lassen | near Fall River Mills (forest adjacent to State Highway 299); Lassen National Forest | 1219 | Comment | ||
RSA436116 | Downingia bacigalupii | Rockwell | 1925-7-1 | s.n. | Lassen | Eagle Lake | Comment | |||
UC1523717 | Downingia bacigalupii | Gregg Riegel | 1981-6-17 | 1150 | Lassen | 1280 | Comment | |||
UCD55038 | Downingia bacigalupii | Gerald Dickinson | 1963-7-3 | 73 | Lassen | U.S. Highway 299; 1 mile west of Bieber. | 1249 | Comment | ||
JEPS124625 | Downingia bacigalupii | Laurel Loeblich | 1964-7-1 | 65 | Lassen | Collected 17.6 mi. North of Susanville on Highway 1 in ditch on west side of road about 2 meters from road. | Comment | |||
POM68157 | Downingia bacigalupii | Marcus E. Jones | 1897-6-22 | s.n. | Lassen | 10 miles south of Amedee. [Lassen or Plumas Co.] | 1220 | Comment | ||
RSA113687 | Downingia bacigalupii | H. K. Sharsmith | 1955-6-27 | 4512 | Lassen | Adjacent to State Highway 299 near Fall River Mills, Lassen National Forest | 1220 | Comment | ||
JEPS58978 | Downingia bicornuta var. bicornuta | Wm. Anderson | 1960-6-16 | Lassen | 0.25 mi s Mapes Ranch; Honey Lake Valley | Comment | ||||
UC1143175 | Downingia bicornuta var. bicornuta | Robert W. Gardner | 1937-6-26 | G- 24 | Lassen | Poison Lake Halls Flat Quad. | 1706 | Comment | ||
UC890609 | Downingia bicornuta var. bicornuta | Elmer I. Applegate | 1929-6-24 | 5883 | Lassen | just n Bieber (nw corner of Lassen County) | Comment | |||
JEPS108502 | Downingia bicornuta var. bicornuta | Lisa Schultheis | 1995-6-27 | 221 -95 | Lassen | E edge of Poison Lake. N on Pittville Rd. off of Rt. 44. E of Shasta/Lassen county line. | Comment | |||
RSA128294 | Downingia insignis | P. H. Raven, Otto T. Solbrig | 1958-6-17 | 13282 | Lassen | Along U.S. Hwy 395, 1.9 miles S of Ravendale. | Comment | |||
UCD55103 | Downingia insignis | Gerald Dickinson | 1963-7-3 | 72 | Lassen | U.S. Highway 299; 1 mile west of Bierber. | 1249 | Comment | ||
HSC63957 | Downingia insignis | Teresa Prendusi | 1980-7-1 | 1124 | Lassen | Champs Flat, 8 mi. W of N Eagle Lake. | 1677 | Comment | ||
JEPS106977 | Downingia insignis | Lisa Schultheis | 1995-6-27 | 226 -95 | Lassen | East side of 395, 1.6 miles south of Ravendale | Comment | |||
CHSC65304 | Downingia laeta | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7199 | Lassen | Modoc Plateau. Horse Lake Rd. (Lassen 536) at a BLM reservoir 11.3 mi W of Hwy. 395, N of Susanville. | 1737 | Comment | ||
POM312373 | Downingia laeta | Malcolm A. Nobs, S. Galen Smith | 1949-7-20 | 1047 | Lassen | Bieber, along Hwy 299 | Comment | |||
CAS-BOT-BC41953 | Draba albertina | John Thomas Howell | 1934-6-30 | 12132 | Lassen | Warner Mountains. Near Lost Lake. | 2438 | 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 | ||
UC1258491 | Draba verna | G. Schoolcraft | 1980-4-8 | 202 | Lassen | along Shaffer Mountain Peak Road just w Highway 395; along Shaffer Mountain Peak Road | 1402 | Comment | ||
CHSC69125 | Drosera anglica | Vernon Oswald; Beth Corbin, Gary Schoolcraft | 1997-8-5 | 8812 | Lassen | North slope of Robbers Creek at Robbers Spring, so ... Field redacted by CHSC, contact the data manager for more information | 1798 | Comment | ||
CAS-BOT-BC157796 | Drymocallis lactea var. lactea | John Thomas Howell | 1934-6-14 | 12156 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
CAS-BOT-BC159341 | Drymocallis lactea var. lactea | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Perkin's Ranch, Diamond Mt., Susanville | 2133 | Comment | ||
CHSC99982 | Elaeagnus angustifolia | L. P. Janeway | 2008-8-2 | 9522 | Lassen | Modoc Plateau. Honey Lake Valley, 4.9 air km southeast of Standish, along Mapes Road 0.3 km east of Lambert Lane. | 1222 | Comment | ||
JEPS120897 | Elatine | Lowell Ahart, John Dittes, Todd Sloat | 2013-6-8 | 18752 | Lassen | Near pond, about 80 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE 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 | |||
JEPS28330 | Eleocharis acicularis | George W. Gillett | 1957-7-29 | 952 | Lassen | Snag Lake, shoreline near the E inlet Lassen Volcanic National Park | 1850 | 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 | |||
CAS-BOT-BC112847 | Eleocharis macrostachya | Hans Leschke | 1959-8-2 | 1588 | Lassen | Manzanita Lake | 1781 | Comment | ||
RSA127028 | Eleocharis palustris | Robert W. Gardner | 1937-6-26 | G- 26 | Lassen | Poison Lake | 1707 | 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 | ||
CHSC96438 | Eleocharis suksdorfiana | Gordon Leppig | 1998-7-13 | 968 | Lassen | Modoc National Forest. Blue Lake Ranch. | 1970 | Comment | ||
CAS-BOT-BC197349 | Elymus | Melissa A. Berry | 1957-6-30 | s.n. | Lassen | Highway 395 | 1280 | Comment | ||
CAS-BOT-BC203831 | Elymus X hansenii | David D. Keck; J. Clausen | 1935-6-24 | 3751 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
UCD32663 | Elymus X saundersii | Beecher Crampton | 1954-7-5 | 2061 | Lassen | Lassen County, 4.5 miles west of Susanville, along state highway 36. | 1432 | Comment | ||
JEPS123868 | Elymus cinereus | Lowell Ahart, John Dittes | 2015-7-14 | 20327 | Lassen | About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | Comment | |||
CAS-BOT-BC227491 | Elymus elymoides | G. Schoolcraft | 1989-6-19 | 1917 | Lassen | Ash Valley RNA/ACEC | Comment | |||
JEPS128414 | Elymus elymoides | Catherine Bauer with Ellen Bauer Benson | 2017-8-16 | 20 | Lassen | South of Highway 44, North of Butte Lake, at Butte Creek Campground. Santa Clara Valley, National Forest Service, National Forest Campground. | Comment | |||
CHSC7687 | Elymus elymoides subsp. elymoides | Beverley J. Wise | 1969-5-23 | 136 | Lassen | 34.5 mi. S.E. of Susanville on Las. Co. Rd. 320. | 1249 | Comment | ||
UC1567377 | Elymus elymoides subsp. elymoides | G. Schoolcraft | 1989-6-19 | 1917 | Lassen | Ash Valley RNA/ACEC | 1554 | Comment | ||
UC53733 | Elymus elymoides subsp. elymoides | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Amedee Honey Lake Valley | Comment | ||||
CDA31743 | Elymus glaucus | A. A. Beetle | 1941-6-28 | 2803 | Lassen | Near Route 36, 10 miles west of Chester | 0 | 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-BC234092 | Elymus multisetus | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16343 | Lassen | Hillside 13.5 mi. E of Susanville | Comment | |||
CAS-BOT-BC213802 | Elymus repens | John Thomas Howell | 1973-7-10 | 49791 | Lassen | Ruderal in city park, Susanville - Sierra Nevada | 1295 | Comment | ||
CHSC112797 | Elymus repens | Lowell Ahart; John Dittes | 2013-7-23 | 18894 | Lassen | About 20 feet southwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
JEPS119960 | Elymus trachycaulus | Lowell Ahart, John Dittes | 2012-7-9 | 18297 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
UC1037126 | Elymus trachycaulus | Leo Whitney | 3261 b | Lassen | Fruit Grower's Supply Co. Camp 10 Lassen National Forest (dry creek) | Comment | ||||
UC506972 | Elymus trachycaulus | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F- 230 | Lassen | Patterson Flat Lassen <National> Forest | 1737 | Comment | ||
UCD62709 | Elymus trachycaulus | Beecher Crampton | 1954-7-5 | 2058 | Lassen | Along Hwy. 36, 4.5 miles west of Susanville. | Comment | |||
CHSC77262 | Elymus trachycaulus subsp. trachycaulus | G. Schoolcraft | 1994-7-6 | 2444 | Lassen | About 2 miles west of Boot Lake. | 2103 | Comment | ||
UCD62671 | Elymus trachycaulus subsp. trachycaulus | August L. Hormay | 1929-5-30 | Lassen | Forest Office in front of Susanville. | Comment | ||||
UC1220396 | Elytrigia elongata | T. C. Fuller | 1963-7-15 | 10887 | Lassen | 2.9 mi se Pittville (s of road to Little Valley) | 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 | ||
CAS-BOT-BC81879 | Ephedra viridis | Doris Kildale Gillespie | 1930-5-12 | 9347 | Lassen | between Susanville and Leavitt Lake | Comment | |||
CHSC111258 | Ephedra viridis | L. P. Janeway; B. Castro | 2012-7-3 | 10940 B | Lassen | Modoc Plateau. Near top of Shaffer Mountain, southeast-facing slope, steep and very rocky with lots of outcrops of hard dark volcanic rock. | 2012 | Comment | ||
SEINET11739305 | Ephedra viridis | M. Sacks, Detzer | 1977-1 | 13 | Lassen | 4 km S of Hwy 395 | 1386 | Comment | ||
SEINET10738966 | Epilobium angustifolium subsp. circumvagum | Andrew Townesmith, Karen M. Meyer | 2007-7-20 | Townesmith 838 | 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 | ||
CHSC106080 | Epilobium brachycarpum | Lowell Ahart; John Dittes | 2010-7-31 | 17005 | 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 | ||
CHSC29866 | Epilobium brachycarpum | Robin L. Ondricek | 1978-6-27 | 72 | Lassen | .6 mi n of Five Corners along road to ELFS. | 1706 | Comment | ||
SEINET12539614 | Epilobium brachycarpum | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
SEINET12539651 | Epilobium brachycarpum | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows. | Comment | |||
UC1122562 | Epilobium brachycarpum | A. Simontacchi | 1940-6-13 | 852 | Lassen | 3.3 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC507002 | Epilobium brachycarpum | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 191 | Lassen | Dry Lake Lassen National Forest, Grass Valley | 1694 | Comment | ||
CHSC27715 | Epilobium campestre | Robert A. Schlising | 1978-7-6 | 3310 | Lassen | Dry Lake, SE of Eagle Lake. | 1645 | Comment | ||
JEPS43851 | Epilobium ciliatum subsp. ciliatum | W. L. Jepson | 1939-8-11 | 19378 | Lassen | Milford | 1280 | Comment | ||
UC1191714 | Epilobium ciliatum subsp. ciliatum | Verne Grant and Irving Schneider | 1947-9-6 | 8388 | Lassen | irrigation ditch w Fleming Ranch headquarters (near Wendel) | Comment | |||
CHSC106068 | 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 | ||
NY1000270 | Epilobium densiflorum | G. Schoolcraft | 1982-8-18 | 893 | Lassen | West of Doyle | 1585 | Comment | ||
UC1567379 | Epilobium densiflorum | G. Schoolcraft | 1989-7-18 | 1984 | Lassen | s Clark's Valley Rd. (near Box Spring) | 1813 | Comment | ||
CHSC30611 | Epilobium hallianum | G. A. Brown | 1975-7-7 | 1 | Lassen | Gallatin Peak, western slope. | 1990 | Comment | ||
CHSC63405 | Epilobium hallianum | Vernon H. Oswald; Beth Corbin, Michael Dolan | 1994-6-18 | 6317 | Lassen | Cold Springs near Clarks Valley Rd. (Lassen 510) ca. 11 mi E of Madeline. In a meadow. | 1871 | Comment | ||
CHSC77220 | Epilobium oregonense | G. Schoolcraft | 1993-7-20 | 2330 | Lassen | About 1 mile s. of Boot Lake. Along creek. | 1950 | Comment | ||
CHSC96725 | Epilobium oregonense | Gordon Leppig; T. LaBanca, L. Arguello | 1997-6-29 | 527 | Lassen | Modoc National Forest, Blue Lake Ranch. Peatland in large meadow complex. | 1970 | Comment | ||
SEINET3271522 | Epilobium oregonense | Marcus E. Jones | 1897-6-30 | Lassen | 4 mi. below Eagle Lake | 1524 | Comment | |||
JEPS87409 | 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 | ||
SEINET194973 | Epilobium pallidum | A. A. Heller | 1938-7-28 | 15295 | Lassen | Edge of swamp about mile east of Westwood | 1524 | Comment | ||
HSC95344 | Epilobium palustre | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-29 | 538 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1523815 | Epilobium torreyi | Gary Schoolcraft | 1981-6-9 | 439 | Lassen | s of Pittville | 1249 | Comment | ||
CHSC25739 | Equisetum arvense | John Steiner | 1977-6-30 | 82 | Lassen | Along Hat Creek at the n end of Paradise Meadow. Lassen Volcanic National Park. | 2134 | Comment | ||
CAS-BOT-BC57302 | Equisetum laevigatum | John Thomas Howell | 1975-7-23 | 51386 | Lassen | Susanville | 1295 | Comment | ||
CAS-BOT-BC57306 | Equisetum laevigatum | M. S. Taylor | 1982-5-29 | 4566 | Lassen | the jct of Scott Rd and Long Valley Creek, ca. 0.5 mi w of Hwy 395, ca. 20 mi n of Reno | Comment | |||
CHSC66369 | Equisetum laevigatum | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7820 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. At the 6.0 mile post E of Devils Corral Trailhead. | 1420 | Comment | ||
JEPS114954 | Equisetum laevigatum | Lowell Ahart, John Dittes | 2008-6-20 | 14933 | Lassen | On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
SBBG115768 | Eragrostis mexicana subsp. virescens | J. T. Howell | 1976-7-19 | 51943 | Lassen | Susanville | 1296 | Comment | ||
CAS-BOT-BC284059 | Eragrostis pectinacea var. pectinacea | John Thomas Howell | 1975-7-23 | 51383 | Lassen | Susanville, Sierra Nevada | 1295 | Comment | ||
JEPS94837 | Eragrostis pectinacea var. pectinacea | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9578 | Lassen | Highway 299 at the Rail Road overpass on the e side of Nubieber Nubieber; , Highway 299 | 1255 | Comment | ||
CAS-BOT-BC174119 | Eremogone aculeata | B. J. Hammerly | 1941-6-20 | 50 | Lassen | 8 mi. S.-E. of Likely on Blue Lake road | 1676 | Comment | ||
CAS-BOT-BC159992 | Eremothera boothii subsp. alyssoides | G. L. Stage | 1962-6-14 | 62 -131 | Lassen | 19 miles southeast of Ravendale | Comment | |||
CHSC4897 | Eriastrum signatum | Bill Wilson | 1967-7-4 | 51 | Lassen | Collected at Dean's Meadow, 6 mi S of Eagle Lake Biological Station. 4 mi. N of Susanville. | 1950 | Comment | ||
CHSC5009 | Eriastrum signatum | L. G. Bennett | 1967-7-4 | 110 | Lassen | Deans Meadow, near Eagle Lake. | 1706 | Comment | ||
SEINET14595159 | Eriastrum signatum | M. J. Williams | 1974-7-26 | 74 -L-27 | Lassen | S of Hwy 70, 2 miles W of Hallelujhah Junction. | 1494 | Comment | ||
UC1178959 | Eriastrum signatum | Herbert L. Mason | 1957-7-5 | 14714 | Lassen | s Madeline; Madeline Plains | Comment | |||
UC526132 | Eriastrum signatum | John Thomas Howell | 1934-6-10 | 11840 | Lassen | near Plumas Junction | Comment | |||
RSA0124144 | Eriastrum signatum | R. F. Thorne, C. W. Tilforth | 1969-9-6 | 39264 | Lassen | C. 0.7 mi. SE of Milford, along Hwy. 395 (W. of Honey Lake). | 1280 | Comment | ||
UCD149881 | Eriastrum wilcoxii | William Anderson | 1963-6-26 | s.n. | Lassen | Honey Lake. | Comment | |||
UC747139 | Ericameria bloomeri | G. Thomas Robbins | 1945-10-7 | 2153 | Lassen | se slope of Harvey Mt. 2-3 mi ne Burgess Spring; Lassen National Forest, Harvey Valley | 1828 | Comment | ||
UCR57484 | Ericameria bloomeri | R. D. Goeden, Don W. Ricker | 1989-8-24 | 32 | Lassen | Lassen National Forest, Black Gulch Road, c. 2 mi. west of Little Valley Road | 1524 | Comment | ||
CAS-BOT-BC287478 | Ericameria greenei | Ralph K. Gierisch | 1968-7-11 | 3348 | Lassen | Harvey Valley, Lassen Forest | 1676 | Comment | ||
CAS-BOT-BC298179 | Ericameria nauseosa var. oreophila | John Thomas Howell | 1924-8-13 | s.n. | Lassen | Near Doyle | Comment | |||
CHSC76085 | Ericameria nauseosa var. oreophila | Lowell Ahart; Vernon H. Oswald | 1999-9-13 | 8220 | Lassen | Along road, about 100 yards southwest of the parking area, about 1 mile south of the sign in station, Honey Lake Wildlife Area, 5 1/2 miles (air) southeast of Standish. | 1207 | Comment | ||
OBI5746 | Ericameria nauseosa var. oreophila | Carl B. Wolf | 1931-9-5 | 2401 | Lassen | 3/4 mi E of Termo | 1646 | Comment | ||
SJSU3012 | Ericameria nauseosa var. oreophila | J. W. Tilden | 1967-8-23 | 1771 | Lassen | Litchfield, southeastern Lassen County | Comment | |||
UC761846 | Ericameria nauseosa var. oreophila | R. F. Hoover | 1940-9-28 | 4638 | Lassen | Leavitt | Comment | |||
JEPS21495 | Ericameria nauseosa var. speciosa | R. F. Hoover | 1940-9-27 | 4628 | Lassen | Susanville | Comment | |||
UC1136974 | Ericameria nauseosa var. speciosa | L. R. Short | 1936-9-14 | S- 502 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1761 | Comment | ||
UC747216 | Ericameria nauseosa var. speciosa | G. Thomas Robbins | 1945-10-7 | 2152 | Lassen | 2-3 mi ne of Burgess Spring (Harvey Valley, se slope of Harvey Mt.); Lassen National Forest, Harvey Mt. | 1828 | Comment | ||
CAS-BOT-BC299487 | Ericameria nauseosa var. washoensis | Gary Schoolcraft | 1984-9-11 | 1375 | Lassen | Along Hwy. 395 about 1/2 mi. south of Ramhorn Campground Road | 1615 | Comment | ||
CDA18270 | Erigeron | G. D. Barbe | 1974-8-2 | 1935 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
CHSC25084 | Erigeron | K. R. Stern | 1967-6-24 | 2408 | Lassen | Murrer Meadow, Ca. 3 mi. SE of Eagle Lake Biological Station. | 1554 | Comment | ||
CHSC112184 | Erigeron aphanactis var. congestus | Dean Wm. Taylor | 2012-6-7 | 21229 | Lassen | Flora of the Modoc Plateau. Grasshopper Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139. | 1635 | Comment | ||
CAS-BOT-BC33472 | Erigeron barbellulatus | Milo Samuel Baker; Franklin P. Nutting | 1895-7-30 | s.n. | Lassen | Silver Lake | Comment | |||
JEPS94521 | Erigeron bloomeri | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8486 | Lassen | 38.2 mi n of Susanville (e side of Highway 139 at a small farm pond,, 7.4 mi n of Eagle Lake Road); Highway 139 | 1627 | Comment | ||
CAS-BOT-BC294483 | Erigeron bloomeri var. bloomeri | L. P. Janeway | 1990-7-4 | 3768 | Lassen | On knob ca 0.8 mi NE of Meadowview Peak | 1981 | Comment | ||
CAS-BOT-BC294490 | Erigeron bloomeri var. bloomeri | David D. Keck; J. Clausen | 1935-6-24 | 3745 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
CAS-BOT-BC294492 | Erigeron bloomeri var. bloomeri | John Thomas Howell | 1934-6-10 | 11867 | Lassen | Honey Lake Valley, 37 miles s. of Susanville | Comment | |||
CHSC105254 | Erigeron bloomeri var. bloomeri | Lowell Ahart; John Dittes | 2010-7-31 | 17010 | Lassen | About 2,300 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. | 1510 | 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 | ||
JEPS80680 | Erigeron bloomeri var. bloomeri | L. R. Heckard and T. I. Chuang | 1981-6-10 | 5532 | Lassen | North Eagle Lake Campground Eagle Lake (nw corner of lake) | 1524 | Comment | ||
UC1523793 | Erigeron bloomeri var. bloomeri | Gary Schoolcraft | 1981-6-3 | 603 | Lassen | w of Susanville (near Cheney Creek); Cheney Creek | 1463 | Comment | ||
UC1536892 | Erigeron bloomeri var. bloomeri | G. H. True Jr. | 1936-6-25 | 531 | Lassen | Harvey Ranger Station Harvey Valley | 1706 | Comment | ||
UCR45383 | Erigeron bloomeri var. bloomeri | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6034 | Lassen | Ash Valley, along branch road off Adin-Madeline Road just south of bridge over Ash Creek, & c. 16 mi. SE of Adin; 2.5 mi. SE of junction with main road | 1555 | Comment | ||
CAS-BOT-BC295979 | Erigeron divergens | Clare B. Hardham | 1969-8-28 | 17421 | Lassen | West of Janesville, Sierra Nevada | Comment | |||
CAS-BOT-BC296847 | Erigeron divergens | John Thomas Howell; Alice Eastwood | 1940-6-16 | 8340 | Lassen | Janesville | Comment | |||
JEPS41774 | Erigeron divergens | W. L. Jepson | 1918-8-2 | 7778 | Lassen | Beckwith Pass | 1463 | Comment | ||
SEINET5708465 | Erigeron divergens | Lowell E. Urbatsch, Vesna Karaman, Castro | 2000-1 | 7708 | Lassen | Along CA 139. Willow Creek.; Willow Creek | 1428 | Comment | ||
UC1924238 | Erigeron divergens | Debra Valov | 2004-6-8 | 2004246 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1271 | Comment | ||
JEPS94485 | Erigeron eatonii var. plantagineus | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8520 | Lassen | 3.3 mi e of Highway 139 (n of Susanville on Forest Route 38N04 between Hwy 139 near Willow Creek Guard Station and Coyote Flat); Forest Route 38N04 | 1725 | Comment | ||
UC1583978 | Erigeron eatonii var. plantagineus | G. Schoolcraft | 1990-7-2 | 2098 | Lassen | Cold Spring Mtn.; lower slopes | 1905 | Comment | ||
UC1587058 | Erigeron eatonii var. plantagineus | G. Schoolcraft | 1991-6-18 | 2162 | Lassen | along Hwy 139 4 mi w Said Valley Res. | 1706 | Comment | ||
UC1609229 | Erigeron eatonii var. plantagineus | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5505 | Lassen | Lassen A21 (32N02) 2.1 mi e Lassen 105 (32N28Y) (se side of valley, ca 8 air mi w of Eagle Lake); Pine Creek Valley | 1728 | Comment | ||
UC87584 | Erigeron eatonii var. plantagineus | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
CHSC112185 | Erigeron elegantulus | Dean Wm. Taylor | 2012-6-7 | 21227 | Lassen | Modoc Plateau. Grass Valley; Grasshopper Valley Road 2.3 road miles E of junction with Highway 139. | 1635 | Comment | ||
UC584370 | Erigeron elegantulus | E. B. Babcock, G. L. Stebbins Jr. | 1936-6-8 | 1787 | Lassen | roadside about 5 mi n Termo | 1371 | Comment | ||
CHSC105240 | Erigeron filifolius var. filifolius | Lowell Ahart; John Dittes | 2010-7-31 | 17008 | Lassen | About 2,300 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. | 1510 | Comment | ||
SBBG8113 | Erigeron inornatus | H. and M. Dearing | 1938-7-1 | 2236 | Lassen | Susanville | Comment | |||
CAS-BOT-BC295181 | Erigeron inornatus | John Thomas Howell | 1974-7-10 | 50516 | Lassen | Janesville | 1295 | Comment | ||
JEPS109853 | Erigeron inornatus var. calidipetris | Dean W. Taylor | 2006-6-29 | 19558 | Lassen | vicinity Long Lake; Highway 44 at the junction of County Road A21, southwest quadrant, near the junction with Forest Road 31N89 | 1737 | Comment | ||
CHSC59077 | Erigeron inornatus var. inornatus | Vernon H. Oswald; Lowell Ahart | 1992-8-25 | 5180 | Lassen | Lassen Volcanic National Park. Juniper Lake-Snag Lake Trail, ca. midway between Cameron Meadow and Snag Lake. | 1935 | Comment | ||
SEINET5708489 | Erigeron inornatus var. inornatus | Lowell E. Urbatsch, Vesna Karaman, Castro | 2000-1 | 7715 | Lassen | Grasshopper Valley. Collected along CA 139.; Grasshopper Valley | 1586 | 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 | ||
CHSC64839 | Erigeron linearis | Vernon H. Oswald | 1995-6-26 | 6929 | Lassen | Modoc Plateau. Ash Valley Rd. (Lassen 527), 9.5 mi w of Madeline, on the s side of the reservoir at Fleming Sheep Camp. | 1621 | Comment | ||
HSC82189 | Erigeron philadelphicus | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6038 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
CHSC105241 | 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 | ||
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 | ||
CHSC72300 | Erigeron pumilus var. intermedius | L. P. Janeway; Glenn Clifton | 1998-7-9 | 5727 | Lassen | Ridgetop saddle 1.0 mi east of Diamond Mtn. | 2215 | Comment | ||
CHSC86949 | Erigeron pumilus var. 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 north-northwest of Harvey Mountain. | 1640 | Comment | ||
UC31450 | Erigeron pumilus var. intermedius | M. S. Baker and Frank Nutting | 1894-7-6 | Lassen | Adobe Meadow Dixey Valley, Adobe meadow | Comment | ||||
CAS-BOT-BC300119 | Erigeron pumilus var. intermedius | Clare B. Hardham | 1961-6-17 | 7504 | Lassen | Sierra Nevada Mountains. Baxter Creek | 1676 | Comment | ||
CAS-BOT-BC300121 | Erigeron pumilus var. intermedius | E. K. Balls | 1950-5-22 | 14829 | Lassen | 1.5 mi. southeast of Milford, Hwy 395, above Honey Lake | 1280 | Comment | ||
UC762677 | Eriogonum baileyi | R. F. Hoover | 1940-10-1 | 4649 | Lassen | Johnstonville | Comment | |||
UCD99771 | Eriogonum baileyi | Margaret Williams; Steven Williams | 1974-7-26 | 74- 4 - | Lassen | near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. | 1493 | Comment | ||
CAS-BOT-BC241570 | Eriogonum baileyi var. baileyi | John Thomas Howell | 1955-7-19 | 30817 | Lassen | East side of Beckwourth Pass | 1493 | Comment | ||
SEINET5328378 | Eriogonum baileyi var. baileyi | M. J. Williams | 1974-7-26 | 74 -L-25 | Lassen | 2 mi. west of Hallelujah Junction, south of Hwy. 70. | 1494 | Comment | ||
NY242982 | Eriogonum baileyi var. divaricatum | R. F. Hoover | 1940-10-5 | 4673 | Lassen | Pass between Shaffer Mountain and Warren Peak. | 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 | ||
SD232774 | Eriogonum cernuum | Greg R. Ballmer | 1993-7-31 | Lassen | Sandy flats along Fort Sage Road, NE of Doyle, SE of Honey Lake, ca. 2 0 5 mi. (airline) W. of Nevada border | Comment | ||||
JEPS19795 | Eriogonum collinum | Rimo Bacigalupi with S. Galen Smith | 1957-6-28 | 6009 | Lassen | ne along US Highway 395 Karlo (near headwaters of Secret Creek, n of Secret Valley and w of Rye Patch Canyon); Secret Creek | 1615 | Comment | ||
RSA236684 | Eriogonum collinum | A. J. Cronquist, A. H. Holmgren | 1959-6-17 | 8478 | Lassen | 1 mile south of Ravendale, 40 miles NE of Susanville | 1616 | Comment | ||
SD86297 | Eriogonum collinum | James L. Reveal | 1971-6-22 | 2463 | Lassen | Along U.S. Highway 395, 4.5 miles south of Ravendale, on a gravelly Artemisia flat. | Comment | |||
UC1305745 | Eriogonum collinum | Noel H. Holmgren, James L. Reveal | 1964-8-22 | 1723 | Lassen | 4 mi s Ravendale (48 mi ne of Susanville) | 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 | ||
SEINET210992 | Eriogonum gracilipes | Noel H. Holmgren, Barton L. Bethe | 1970-6-25 | 4378 | Lassen | Northe end if Petersen Mountain, near U.S. 395, 8 miles north of junction with Calif. 70 (Hallelujah Junction). T 23N, R 18E. Sec 6. | Comment | |||
RSA125289 | Eriogonum maculatum | Peter H. Raven, Otto T. Solbrig | 1958-6-17 | 13271 | Lassen | Along U.S. Highway 395, 19.0 miles south of Ravendale. | Comment | |||
UC1305802 | Eriogonum maculatum | Noel H. Holmgren, James L. Reveal | 1964-8-22 | 1724 | Lassen | 18 mi s along U.S. 395 Ravendale (35 mi ne of Susanville) | Comment | |||
UC1949280 | Eriogonum marifolium | Barbara Ertter | 1988-7-25 | 7862 | Lassen | ridge of Diamond Mts ca 1.5 mi E of Diamond Peak, ca 10 airmiles due S of Susanville | Comment | |||
CDA22621 | Eriogonum microthecum var. ambiguum | L. Ahart | 2003-8-17 | 10518 | Lassen | About 100 yards west of the cattle guard, on the southeast side of Smoke Creek Ranch Road, about 8 - 9 miles (air) northeast of Highway 395, about 30 miles (air) northeast of Susanville. | Comment | |||
NY430485 | Eriogonum microthecum var. ambiguum | G. Schoolcraft | 1999-7-28 | 2871 | Lassen | Ridge on east end of Skedaddle Mountains | 2133.6 | Comment | ||
CAS-BOT-BC268690 | Eriogonum microthecum var. laxiflorum | Clare B. Hardham | 1971-8-22 | 18365 | Lassen | Diamond Mountain | 2346 | Comment | ||
NY281555 | Eriogonum microthecum var. laxiflorum | E. K. Balls | 1952-10-10 | 18143 | Lassen | In Northern Juniper Woodland, 8 mi. s.e. of Ravendale, Hwy 395, between Susanville and Alturas. | 1280.2 | Comment | ||
SD64343 | Eriogonum microthecum var. laxiflorum | D. F. Howe | 1966-8-24 | Lassen | 39 miles northeast of Litchfield on hwy #395 | 1676 | Comment | |||
NY572524 | Eriogonum microthecum var. schoolcraftii | G. Schoolcraft | 1982-7-20 | 807 | Lassen | Lower slopes of Wagner Canyon | 1402.1 | Comment | ||
NY803460 | Eriogonum microthecum var. schoolcraftii | G. Schoolcraft | 2003-9-22 | 2948 | Lassen | West slopes of Fort Sage Mountains ca. 4 miles northeast of Doyle, CA - ne1/4 | 1696 | Comment | ||
SD132453 | Eriogonum nudum | G. Helmkamp | 1990-9-23 | G 11 | Lassen | Sagebrush scrub area N of Ravendale. Riparian area beside small creek | 1676 | Comment | ||
CAS-BOT-BC266364 | Eriogonum nudum var. deductum | Louella Bass | 1973-6-14 | EV 105 | Lassen | Elysian Valley | 1325 | Comment | ||
POM105409 | Eriogonum nudum var. deductum | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | 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 | ||
SD13333 | Eriogonum nudum var. nudum | R. V. Chamberlain | 1935-9-8 | 6584 | Lassen | Guernsey Creek | Comment | |||
SEINET523088 | Eriogonum nudum var. nudum | Paul Opler | 2002-6-22 | Lassen | Lauffman, W of Milfold. | Comment | ||||
SEINET14417488 | Eriogonum nudum var. pubiflorum | Robert L. Johnson, Mikel R. Stevens | 2015-1 | 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 | ||
UC1542952 | Eriogonum nudum var. pubiflorum | G. Schoolcraft | 1987-9-9 | 1778 | Lassen | 3 mi n Bieber; Ash Creek Wildlife Area | 1258 | Comment | ||
OBI76967 | Eriogonum nudum var. pubiflorum | Anthony Baniaga | 2011-8-3 | 484 | Lassen | Lassen Natl Forest. Along hwy 44, @ of 31N21. Pine Crk Valley quad T31N R8E sec 10 SE of SE | 1800 | Comment | ||
POM105327 | Eriogonum ochrocephalum var. ochrocephalum | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain; Susanville; Perkin's Ranch. | 1829 | Comment | ||
HSC26580 | Eriogonum ovalifolium var. purpureum | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19303 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
UC6570 | Eriogonum prociduum | Mrs. R. M. Austin | June, 1894 | Lassen | Willow Creek Valley | Comment | ||||
SEINET5331406 | Eriogonum pusillum | F. B. Headley | 1915-5-31 | s.n. | Lassen | Honey Lake. | Comment | |||
RSA780054 | Eriogonum pyrolifolium | Elizabeth A. Kempton | 2007-8-15 | 510 | Lassen | Lassen National Forest, Lassen Peak ca. 0.25 mile along trail from trailhead/parking lot. | 2678 | Comment | ||
CHSC92718 | Eriogonum spergulinum var. reddingianum | L. P. Janeway; B. Castro | 2005-7-10 | 8483 | 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. Northerly-facing side of the crest. | 1859 | Comment | ||
UC1032335 | Eriogonum spergulinum var. reddingianum | A. Simontacchi | 1940-6-5 | 811 | Lassen | 3.9 mi nw Cone Mt.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC412800 | Eriogonum spergulinum var. reddingianum | Franklin P. Nutting | Lassen | Pine Creek | Comment | |||||
UC773863 | Eriogonum spergulinum var. reddingianum | L. R. Short and D. Gish | 1936-6-2 | S- 375 | Lassen | Burgess Spring Experiment Range Lassen National Forest, Burgess Spring Experiment Range | 1798 | Comment | ||
NY283102 | Eriogonum sphaerocephalum | G. Schoolcraft | 1982-7-6 | 765 | Lassen | Fort Sage Mountains | 1950.7 | Comment | ||
CHSC86947 | Eriogonum sphaerocephalum var. halimioides | L. P. Janeway | 2001-6-20 | 7190 | 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 | ||
JEPS94611 | Eriogonum sphaerocephalum var. halimioides | Vernon H. Oswald and Lowell Ahart | 1997-5-27 | 8491 | Lassen | e side of Hwy 139 at small farm pond 38.2 mi n Susanville (7.4 mi n of Eagle Lake Rd.) | 1627 | Comment | ||
UC1226260 | Eriogonum sphaerocephalum var. halimioides | Arthur Cronquist, Arthur H. Holmgren | 1959-6-18 | 8482 | Lassen | 5 mi s Adin | Comment | |||
UC1924212 | Eriogonum sphaerocephalum var. halimioides | Debra Valov | 2004-6-9 | 2004271 | Lassen | Hwy 139 c. Mile marker 37 | 1650 | Comment | ||
CAS-BOT-BC262733 | Eriogonum sphaerocephalum var. sphaerocephalum | John Thomas Howell | 1934-6-10 | 11864 | Lassen | Honey Lake Valley, 37 miles s. of Susanville | Comment | |||
RSA125406 | Eriogonum sphaerocephalum var. sphaerocephalum | Arthur R. Kruckeberg | 1954-6-22 | 3323 | Lassen | Frequent on sagebrush antelope brush slopes betw Susanville and Jonesville on Hwy 395 | Comment | |||
SEINET11261382 | Eriogonum sphaerocephalum var. sphaerocephalum | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3921 | Lassen | 1.9 rd miles west of jct with Hwy 395 on Dawn Dr on E side of Shaffer Mountain. Ca 18 air mi ene of downtown Susanville.; 0 | 1545 | Comment | ||
SEINET11261384 | Eriogonum sphaerocephalum var. sphaerocephalum | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-4 | 9499 | Lassen | Observation Peak, south side of mountain, 19 km (11.5 mi) airline distance east-southeast of Ravendale.; 0 | 1830 | Comment | ||
NY283175 | Eriogonum strictum subsp. proliferum | W. W. Eggleston | 1911-7-7 | 7173 | Lassen | Secret Valley | 1330 | 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 | ||
JEPS85787 | Eriogonum strictum var. proliferum | Roy E. Buck, Robert A. Price | 1988-6-26 | 1028 | Lassen | on subsidiary peak ca. 0.5 air km n main summit (Fredonyer Peak; ca. 30 air km nne of Susanville); Fredonyer Peak | 2377 | Comment | ||
CAS-BOT-BC267890 | Eriogonum umbellatum | A. A. Heller | 1938-6-23 | 15202 | Lassen | West of Susanville | Comment | |||
SBBG1643 | Eriogonum umbellatum | H. and M. Dearing | 1938-6-30 | 2235 | Lassen | 20 mi N of Susanville [Hwy 44] | Comment | |||
CAS-BOT-BC267892 | Eriogonum umbellatum | Margaret M. Hanna | 1956-6-3 | s.n. | Lassen | Near Hiway 299, 62 mi. E. of Redding | Comment | |||
CAS-BOT-BC267817 | Eriogonum umbellatum var. covillei | Annie M. Alexander; Louise Kellogg | 1942-8-21 | 3356 | Lassen | Below Golden Trout Resort, Cottonwood Creek, Cottonwood Lakes, southwest of Lone Pine, Sierra Nevada | Comment | |||
CHSC23499 | Eriogonum umbellatum var. modocense | Wayne O. Baum | 1971-7-9 | 71 -81 | Lassen | N. slope of Gallatin Peak. | 2072 | Comment | ||
UC849718 | Eriogonum umbellatum var. modocense | A. A. Heller | 1938-7-23 | 15190 | Lassen | 3 mi e Westwood | 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-BC265097 | Eriogonum umbellatum var. nevadense | Louella Bass | 1983-6-10 | 3 -83 | Lassen | About 3 miles east of Susanville, Center Road near Leavitt Lane, Sierra Nevada | Comment | |||
CAS-BOT-BC265100 | Eriogonum umbellatum var. nevadense | A. A. Heller | 1938-6-23 | 15215 | Lassen | Slope south of Ravendale on U.S. Highway #395 | Comment | |||
CHSC64887 | Eriogonum umbellatum var. nevadense | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6888 | Lassen | Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395. On the s side of the road at Mud Flat. | 1350 | Comment | ||
JEPS56240 | Eriogonum umbellatum var. nevadense | Hilda W. Grinnell | 1928-6-26 | Lassen | inside crater-rim of Cinder Cone Lassen Volcanic National Park | 2103 | Comment | |||
NY399396 | Eriogonum umbellatum var. nevadense | A. A. Heller | 1938-6-23 | 15215 | Lassen | Between Secret Valley and Ravendale. Upper Sonoran Life Zone | 1524.0 | Comment | ||
NY399398 | Eriogonum umbellatum var. nevadense | H. D. D. Ripley | 1943-6-13 | 5713 | Lassen | South of Johnstonville | 1325.9 | Comment | ||
UC1137677 | Eriogonum umbellatum var. nevadense | L. R. Short and J. Warren | 1936-6-12 | S- 432 | Lassen | Burgess Spr. Exp. Range Lassen Forest, Burgess Spr. Exp. Range | 1804 | Comment | ||
UC85974 | Eriogonum umbellatum var. nevadense | T. S. Brandegee | 1892-6-25 | Lassen | Honey Lake | Comment | ||||
POM253241 | Eriogonum umbellatum var. polyanthum | A. A. Heller | 1938-6-23 | 15190 | Lassen | 3 mi. east of Westwood. | Comment | |||
CAS-BOT-BC262365 | Eriogonum vimineum | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat | 1524 | Comment | ||
JEPS97409 | Eriogonum vimineum | Vernon H. Oswald and L. Ahart | 1995-6-19 | 6882 | Lassen | T30N R15E NE1/4 SE1/4 Sect. 22, 4500 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395 | 1371 | Comment | ||
RSA780043 | Eriogonum vimineum | Elizabeth A. Kempton | 2007-8-15 | 511 | Lassen | Janesville, intersection of 395 and Sunnyside road | 973 | Comment | ||
SEINET14417545 | Eriogonum vimineum | Robert L. Johnson, Mikel R. Stevens | 2015-1 | 3924 | Lassen | 1.9 rd miles west of jct with Hwy 395 on Dawn Dr on E side of Shaffer Mountain. Ca 18 air mi ene of downtown Susanville.; South to southwest-facing slope. | 1545 | Comment | ||
UC1032093 | Eriogonum vimineum | E. Sawyer | 1935-6-27 | 240 | Lassen | 3.5 mi ne Beckwith Pass; Sierraville Quadrangle | Comment | |||
UC412790 | Eriogonum vimineum | Franklin P. Nutting | Lassen | Adobe flat on n side Dixey Mts. Dixey Mts. | Comment | |||||
UC634595 | Eriogonum vimineum | Dorothy Tebbe | 1929-8-1 | 18 | Lassen | along highway 1/4 mi n Susanville | Comment | |||
UCR102423 | Eriogonum vimineum | G. R. Ballmer | 1988-7-21 | s.n. | Lassen | Rest stop between Ravendale and Litchfield on Hwy 395 | 1657 | Comment | ||
CAS-BOT-BC262358 | Eriogonum vimineum | M. S. Jussel | 1931-9-6 | s.n. | Lassen | On the road to Mt Lassen, five miles from Westwood | 1828 | Comment | ||
CAS-BOT-BC262366 | Eriogonum vimineum | David D. Keck | 1930-7-23 | 951 | Lassen | Susanville | 1280 | Comment | ||
SD51226 | Eriogonum vimineum | D. F. Howe | 1960-9-21 | 2994 | Lassen | 2 miles north of Janesville on #395 | 1280 | Comment | ||
SEINET11933856 | Eriogonum vimineum | N. H. Holmgren, Holmgren, P. K. | 1980-1 | 9493 | Lassen | Rye Patch Canyon Rd, 3.4 km (2.1m) E of US Hwy 395, 14.5 km (9mi) airline distance SE of Ravendale | 1700 | Comment | ||
CAS-BOT-BC261798 | Eriogonum wrightii var. subscaposum | Clare B. Hardham | 1969-8-28 | 17450 | Lassen | Slope west of Janesville | Comment | |||
RSA647563 | Eriophyllum lanatum | Marion P. Harthill | 1972-6-17 | 810 | Lassen | Ravendale | 1768 | 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 | ||
SEINET4208677 | Eriophyllum lanatum var. achilleoides | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-3 | 9490 | Lassen | Rye Patch Canyon Road, 3.4 km (2.1 mi) east of US Highway 395, 14.5 km (9 mi) airline distance southeast of Ravendale.; 0 | 1700 | Comment | ||
UC1136991 | Eriophyllum lanatum var. achilleoides | L. R. Short and J. Warren | 1936-6-29 | S 459 | Lassen | Burgess Spr. Exp. Range Lassen Forest, Burgess Spr. Exp. Range | 1822 | Comment | ||
UC773893 | Eriophyllum lanatum var. achilleoides | L. R. Short and J. Warren | 1936-6-29 | S 459 | Lassen | Burgess Spr. Exp. Range Lassen Forest, Burgess Spr. Exp. Range | 1822 | Comment | ||
UC896366 | Eriophyllum lanatum var. achilleoides | A. A. Heller | 1938-6-23 | 15197 | Lassen | on a ridge e Fredonyer Pass (on Highway #36) | 1645 | Comment | ||
JEPS29200 | Eriophyllum lanatum var. integrifolium | Lauramay T. Dempster | 1961-6-17 | 1677 | Lassen | about 8 mi n of Karlo Road junction with Hwy. 395 | 1584 | Comment | ||
CHSC112978 | Eryngium alismifolium | Lowell Ahart; John Dittes | 2013-7-22 | 18879 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
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 | ||
UC1088542 | Eryngium alismifolium | Ornduff | 1958-7-22 | 5014 | Lassen | 6.6 mi. n. Ravendale (along Hwy. 395) | 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 | |||
UC1508836 | Eryngium alismifolium | Gary Schoolcraft | 1984-7-31 | 1329 | Lassen | ca. 1 mi. n. Ravendale Fire Station | 1615 | Comment | ||
UC1745690 | Eryngium alismifolium | Annetta M. Carter | 1945-9-30 | 1716 | Lassen | W side of Eagle Lake. About 3 mi. S of Spaldings where road crosses bridge over dry creek. | Comment | |||
UC648306 | Eryngium alismifolium | John Thomas Howell | 1934-7-10 | 12542 | Lassen | Patterson Flats | Comment | |||
UCD18971 | Eryngium alismifolium | Raymond D. Ratliff | 1965-8-4 | 39 | Lassen | Lassen National Forest, Harvey Valley Allotment (HV 78-73). | 1706 | Comment | ||
UC809839 | Eryngium alismifolium | G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan | 1949-8-5 | 4000 | Lassen | n.w. Susanville (Hog Flat); Hog Flat | 1676 | Comment | ||
CDA38323 | Eryngium articulatum | M. Pryor, E. E. Fix | 1961-8-9 | s.n. | Lassen | 1 mile north of Bieber. | 0 | Comment | ||
UC1533163 | Erysimum capitatum | G. Schoolcraft | 1986-4-28 | 1529 | Lassen | lower w slopes Ft. Sage Mtns. | 1432 | Comment | ||
CHSC71082 | Erysimum capitatum var. capitatum | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9117 | Lassen | Road to ORV parking area in Fort Sage Mtns. 1.1 mi east of Fort Sage Rd., ca. 5 mi NNE of Doyle. | 1447 | Comment | ||
CHSC60405 | Erythranthe breweri | Mary Ann Showers | 1992-6-12 | 2527 | Lassen | Lassen Volcanic National Park. Butte Lake. | 1859 | Comment | ||
CHSC5904 | Erythranthe guttata | M. West | 1946-6-15 | Lassen | So. end Eagle Lake. | 1584 | Comment | |||
CHSC61240 | Erythranthe guttata | P. V. Caldwell | 1972-6-23 | 244 | Lassen | Headwaters of Willow Creek, Upper Murer's Meadow, along creek bank. Eagle Lake. | Comment | |||
SD7074 | Erythranthe lewisii | Mrs. R. M. Austin | 1882-8-7 | Lassen | King's Valley | 2133 | Comment | |||
CAS-BOT-BC153611 | Erythranthe moniliformis | Clare B. Hardham | 1971-8-22 | 18384 | Lassen | Diamond Mountain | 2133 | Comment | ||
CHSC66732 | Erythranthe primuloides | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8124 | Lassen | Forest Rd. 28N56 (D-Line) ca. 2 mi N of Dyer Mtn. Lookout, SSW of Westwood. | 1737 | Comment | ||
OBI76994 | Erythranthe pulsiferae | Anthony Baniaga | 2011-6-30 | 403 | Lassen | Lassen Natl Forest. Fredonyer Pass quad T29N R10E sec 23 NE of SE | 1526 | Comment | ||
RSA234813 | Erythranthe pulsiferae | Francis W. Pennell | 1940-6-10 | 25781 | Lassen | Northeast of West wood. | 1646 | Comment | ||
SEINET13754534 | Erythranthe pulsiferae | C. L. Hitchcock | 1940-1 | 6611 | Lassen | Lava beds ca. 12 miles north of Fall River Mills (Shasta Co.) on Fall River | 1370 | Comment | ||
RSA719891 | Eschscholzia californica | Michael A. Vincent, K. Levings | 2006-7-29 | 12913 | Lassen | Along Rt. 395, ca. 6 miles SE of Johnstonville. | Comment | |||
UC1561401 | Eschscholzia californica | Barbara Ertter | 1987-7-24 | 7297 | Lassen | ca 3/4 mi ene Beckwourth Pass (at end of old crumbling paved road) | 1524 | Comment | ||
RSA149124 | Eschscholzia californica var. crocea | I. L. Wiggins, Dorothy B. Wiggins | 1961-6-16 | 16531 | Lassen | Along Highway 299, overlooking Big Valley | 1250 | Comment | ||
RSA518978 | Eucephalus breweri | Barbara Ertter | 1988-7-25 | 7865 | Lassen | ridge of Diamond Mtns, ca. 1.5 mi. E of Diamond Peak, ca. 10 air miles due S of Susanville. | 2256 | 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 | ||
UCD114965 | Euclidium syriacum | June McCaskill | 1966-6-5 | 712 | Lassen | Frosty Acres ranch, at end of Albaugh Road, 0.6 mile west of its junction with Bassett Road (ca. 2 miles south of U.S. Highway 299 and 4 miles southwest of Adin), northern part of county. | 1280 | Comment | ||
UC17636 | Euphorbia crenulata | M. S. Baker and Frank Nutting | 1894-7-31 | Lassen | near Pine Creek | Comment | ||||
UCD39131 | Euphorbia crenulata | Beecher Crampton | 1964-6-25 | 7072 | Lassen | 25 miles n.w. Susanville State Hwy. 44, Bogard Ranger Station, Lassen National Forest. | 1722 | Comment | ||
JEPS124752 | Euphorbia serpillifolia | Peter Schultz | 1967-7-12 | 76 | Lassen | 14.9 miles southeast of Adin on state highway 139; 1/4 mile west of Willow Creek Campground. | Comment | |||
CHSC64874 | Euphorbia spathulata | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6881 | Lassen | Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. | 1383 | Comment | ||
CDA20565 | Euphorbia virgata | C. Pirosko | 2005-7-28 | PDR 1303859 | Lassen | Modoc Plateau; Eagle Brothers Ranch, 20 mi S of Susanville off Hwy 395. | 0 | Comment | ||
JEPS127347 | Euphorbia virgata | Lowell Ahart, John Dittes | 2016-7-13 | 21118 | Lassen | 150 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | Comment | |||
SEINET8687854 | Euthamia occidentalis | L. Kerr, A. Rossman, T. Sparer | 2012-10-31 | NV 030 -858 | Lassen | Head north on I-580/US 395 past Reno. Right onto Red Rock Road. Go for about one mile and park on right side of road. Hike about 300 feet west down to creek and collection area on irght side of road. | 1362 | Comment | ||
RSA0027354 | Festuca | John F. Emmel | 1994-7-17 | 1329 | Lassen | Summit area of Observation Peak. | 2378 | Comment | ||
CAS-BOT-BC278431 | Festuca idahoensis | John Thomas Howell | 1934-7-6 | 12448 | Lassen | Harvey Valley | Comment | |||
CAS-BOT-BC278437 | Festuca idahoensis | John Thomas Howell | 1934-7-6 | 12430 | Lassen | Hall's Flat | Comment | |||
RSA0092308 | Festuca idahoensis | Jim M. Andre, Tasha La Doux, Senna Andre, Elias Andre | 2013-7-12 | 31434 | Lassen | Along north side of Hwy 44 at south end of Grays Valley, along NF Rd# 33N02, north of Bogard Buttes, about 30 mi. west of Susanville. | 1732 | Comment | ||
RSA647539 | Festuca idahoensis | Marion P. Harthill | 1972-6-17 | 822 | Lassen | Madeline. | 1677 | Comment | ||
UC1024811 | Festuca idahoensis | Leo Whitney | 1935-6-17 | 3268 | Lassen | Camp 10, Fruit Grower's Supply Company Lassen National Forest | Comment | |||
UC60788 | Festuca idahoensis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | Long Valley Honey Lake Valley | Comment | ||||
UCR183193 | Festuca microstachys | Jim Andre, G. L. Clifton | 1993-5-28 | 7714 | Lassen | Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn | 1349 | Comment | ||
OBI75881 | Festuca myuros | Anthony Baniaga | 2011-6-30 | 406 | Lassen | Lassen Natl Forest. E of 29N03. Fredonyer Pass quad. T29N R10E sec 24 NW of NE | 1460 | Comment | ||
UC53432 | Festuca pratensis | M. S. Baker and Frank Nutting | 1894-6-30 | Lassen | Big Valley | Comment Read comments Jun 24 2009 |
||||
JEPS28299 | Festuca rubra | George W. Gillett | 1957-7-29 | 947 | Lassen | between Butte Lake and Snag Lake; Lassen Volcanic National Park | 1859 | Comment | ||
SEINET191104 | Festuca rubra | A. A. Beetle | 1941-6-28 | 2801 | Lassen | 10 mi W of Chester | 1524 | Comment | ||
UC1142961 | Festuca rubra | A. L. Hormay | 1941-6-26 | 27 | Lassen | Westwood Junction Lassen National Forest | 1737 | Comment | ||
UCD66336 | Festuca rubra | A. A. Beetle | 1941-6-28 | 2801 | Lassen | 10 miles W of Chester. | 1524 | Comment | ||
CHSC65110 | Floerkea proserpinacoides | Vernon H. Oswald; Lowell Ahart | 1995-7-24 | 7127 | Lassen | High Cascade Range. N of Lake Almanor and ca. 2 mi SE of Silver Lake on Forest Route 10, 0.8 mi SW of its jct. with Forest Road 30N21. | 1920 | Comment | ||
UC1523731 | Fraxinus latifolia | Gary Schoolcraft | 1981-7-14 | 508 | Lassen | s of Pittville; Beaver Creek Area | 1158 | Comment | ||
UC1134589 | Fritillaria atropurpurea | K. E. Bradshaw | 1939-3-27 | 232 | Lassen | s end of Black Mountain Experimental Forest, Lassen National Forest Black Mountain Experimental Forest; Lassen National Forest, Black Mountain Experimental Forest | 1752 | Comment | ||
SEINET8478847 | Fritillaria lanceolata | C. G. Gulling | 1905-1 | 1536 | Lassen | Big Meadows. | Comment | |||
CAS-BOT-BC508129 | Fritillaria recurva | Mrs. A S. Baldwin | 1928-5-10 | 318 | Lassen | Coyote Flat. Over ridge from Dixie Valley | Comment | |||
HSC75888 | Galium aparine | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19278 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
JEPS127170 | Galium aparine | Lowell Ahart, John Dittes | 2016-7-15 | 21223 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
JEPS25525 | Galium aparine | Rimo Bacigalupi with Lincoln Constance | 1959-7-16 | 7137 | Lassen | US Hwy 395 one fourth mi s junction of road to Smokey Creek (playa beside road) | 1341 | Comment | ||
RSA121072 | Galium aparine | L. R. Short, W. Gansberg | 1936-6-2 | S- 367 | Lassen | Lassen forest. MDM, Burgess Spr. Exp. Range. | 1851 | Comment | ||
POM68457 | Galium mexicanum subsp. asperulum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
POM69200 | Galium mexicanum subsp. asperulum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC1523797 | Galium multiflorum | Gary Schoolcraft | 1982-6-22 | 747 B | Lassen | Ft. Sage Mtns. | 1767 | Comment | ||
OBI77063 | Garrya fremontii | Anthony Baniaga | 2011-6-7 | 310 | Lassen | Lassen NF.. W of 34N60. Burney Mtn East quad. T34N r3E sec 35 SW of NE | 1747 | Comment | ||
CAS-BOT-BC478879 | Gayophytum | John Thomas Howell; Gordon H. True | 1973-7-31 | 50035 | Lassen | On road from Janesville to Thompson Peak, Diamond Range | 1737 | Comment | ||
UCD55278 | Gayophytum diffusum | Ellen Dean | 2006-5-15 | 3093 | Lassen | East of town of Susanville, along County Road A27 (Center Road). Private land north of California Correctional Facility owned by Virginia Johnston, to be purchased by state for expansion of alfalfa fields. | 1245 | Comment | ||
RSA719874 | Gayophytum diffusum subsp. diffusum | Michael A. Vincent, K. Levings | 2006-7-29 | 12902 | Lassen | Along Rt. 36, 14.3 miles west of Susanville. | Comment | |||
UC773934 | Gayophytum humile | L. R. Short and J. Warren | 1936-6-23 | S- 450 | Lassen | Burgess Spring Experiment Range Lassen National Forest | 1761 | Comment | ||
UC107796 | Gayophytum racemosum | T. S. Brandegee | 1892-7-1 | Lassen | Susanville | Comment | ||||
NY999656 | Gayophytum ramosissimum | J. T. Howell | 1974-7-8 | 50463 | Lassen | Susanville | 1295 | Comment | ||
NY999655 | Gayophytum ramosissimum | W. W. Eggleston | 1910-9-3 | 6301 | Lassen | Vicinity of Doyle Station | 1240 | Comment | ||
SEINET10936377 | Gayophytum ramosissimum | David B. Dunn, Jeffrey Huber | 1971-6-2 | Dunn 17752 | Lassen | 3 mi s of hallelujah jct on us hwy 395 & calif 70; along roadside and in artemesia-grassland field. | Comment | |||
RSA0004472 | Gayophytum ramosissimum var. obtusum | W. L. Jepson | 1918-8-2 | 7755 | Lassen | Beckwith Pass | 1463 | Comment | ||
UC303061 | Gentiana newberryi | Pearl Safford | Lassen | Susanville [uncertain locality] | Comment | |||||
CHSC76758 | Gentiana newberryi var. newberryi | L. P. Janeway | 1999-9-5 | 6576 | Lassen | High Cascade Range. Upper Pine Creek near Stephens Camp; northwest corner of Upper Stephens Meadow. | 1900 | Comment | ||
CHSC58499 | Gentianopsis simplex | Vernon H. Oswald | 1992-7-3 | 5052 | Lassen | Lassen Volcanic Park. Grassy Creek on the S shore of Snag Lake. Along drainage on the upper strand of the lake. | 1851 | Comment | ||
CHSC77216 | Geranium richardsonii | Schoolcraft | 1999-6-25 | 2840 | Lassen | SW of Lost Lake on SE slopes of Warner Mtns. | 2225 | Comment | ||
UC773888 | Geranium viscosissimum | L. R. Short and Wm. Gansberg | 1936-6-12 | S- 433 | Lassen | Burgess Spring Experiment Range Lassen Forest | 1807 | Comment | ||
CAS-BOT-BC459350 | Geum aleppicum | Marcus E. A M Jones | 1897-6-30 | s.n. | Lassen | Susanville, 4 miles below Eagle Lake. | 1524 | Comment | ||
RSA122288 | Geum canescens | L. R. Short, J. Warren | 1936-6-23 | s.n. | Lassen | Burgess Spring Exp Range. | 1765 | Comment | ||
UC72970 | Geum macrophyllum | Milo S. Baker | 1894-7-12 | Lassen | Pine Creek | 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 | ||
UC1137768 | Geum triflorum | August L. Hormay | 1934-7-2 | Lassen | Lassen National Forest, Black's Mountain Headquarters Black's Mountain Headquarters; Lassen National Forest, Black's Mountain Headquarters | 1706 | Comment | |||
UC1609243 | Geum triflorum | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5603 | Lassen | ne of Poison Lake (Road 35N04 at Aspen Well, n of Hwy 44 on the nw edge of Harvey Valley); Harvey Valley, Aspen Well | 1725 | Comment | ||
CAS-BOT-BC143567 | Geum triflorum | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50668 | Lassen | NE. of Diamond Mt. | 2255 | Comment | ||
SBBG70512 | Geum triflorum var. ciliatum | E. Rockwell | -Jun-1925 | 934 | Lassen | Eagle Lake | 1554 | Comment | ||
RSA0086586 | Gilia | Bonnie C. Templeton | 1938-4-15 | s.n. | Lassen | Near Roscoe. | Comment | |||
RSA470172 | Gilia brecciarum | Christopher Davidson | 1975-6-7 | 2757 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
UCD117609 | Gilia brecciarum | Grady L. Webster | 1989-5-13 | 7706 | Lassen | 2.5 miles east of Beckworth Pass. | 1493 | Comment | ||
SEINET14644501 | Gilia inconspicua | F. L. H. | 1915-5-28 | s.n. | Lassen | Honey Lake. | Comment | |||
SEINET14644567 | Gilia inconspicua | P. B. Kennedy | 1901-6-10 | s.n. | Lassen | Constantia, railroad station. | Comment | |||
CHSC7766 | Gilia modocensis | Beverley J. Wise | 1969-5-18 | 76 | Lassen | 16.8 mi. East of Susanville on Las. Co. Rd 216 off Las. Co. Rd. 215. | 1371 | Comment | ||
CHSC64800 | Gilia salticola | Vernon H. Oswald | 1995-5-31 | 6816 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 3.6 mi e of Hwy. 395, between Litchfield and Ravendale. | 1353 | 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 | ||
JEPS109641 | Gilia sinistra subsp. sinistra | Dean W. Taylor | 2002-6-21 | 18171 | Lassen | Highway 139 ca. 10 miles N of Susanville, ca. 1 mile south of the southerly end of Willow Creek Valley | 1524 | Comment | ||
SBBG52268 | Gilia sinuata | C. Davidson | 1975-6-7 | 2756 | Lassen | 1 mi E of Beckwourth Pass on Hwy 70 | Comment | |||
SD135571 | Gilia sinuata | John Thomas Howell, Gordon H. True, Margaret Williams | 1973-5-12 | 49156 | Lassen | Janesville, in cemetary. | 1295 | 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 | ||
CHSC113079 | Gnaphalium palustre | Lowell Ahart; John Dittes | 2013-7-22 | 18861 | 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 | ||
UC1536868 | Gnaphalium palustre | G. H. True Jr. | 1938-7-14 | 956 | Lassen | near Janesville | 1280 | Comment | ||
CHSC60922 | Gratiola ebracteata | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5650 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. | 1709 | Comment | ||
UC26770 | Gratiola ebracteata | M. S. Baker and Frank Nutting | 1894-7-21 | Lassen | near Eagle Lake; near Eagle Lake | 1524 | Comment | |||
CHSC30600 | Grayia spinosa | L. J. Dawson | 1975-7-7 | 41 | Lassen | Ca. 500 yd e of Horselake, playa lake. | 1584 | Comment | ||
CHSC36443 | Grayia spinosa | Theresa Costa | 1982-6-2 | 24 | Lassen | Along Ravendale Rd ca. 10 yd e of Horse Lake. | Comment | |||
CHSC36464 | Grayia spinosa | Jeffrey R. Peek | 1982-6-1 | 25 | Lassen | Ca. 10 yds e of Ravendale Rd, e of Horse Lake. | Comment | |||
UC1537382 | Grayia spinosa | Gordon H. True Jr. | 1936-6-26 | 551 | Lassen | flats s.e. Standish; Honey Lake Valley | 1219 | Comment | ||
CHSC117540 | Grindelia nana | Lowell Ahart; John Dittes | 2016-7-13 | 21197 | Lassen | Drying strand of the pond near the overflow, 30 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
RSA170326 | Gypsophila paniculata | T. C. Fuller | 1963-7-16 | 10923 | Lassen | Lassen County: N of Cemetery from which ti escaped, Janesville | Comment | |||
CAS-BOT-BC231155 | Hackelia cusickii | Mrs. A S. Baldwin | 1930-5-1 | s.n. | Lassen | Coyote Creek lava bed | Comment | |||
CAS-BOT-BC231156 | Hackelia cusickii | Mrs. A S. Baldwin | 1928-5-1 | s.n. | Lassen | Coyote Flat, over ridge from Dixie Village | Comment | |||
CHSC63386 | Hackelia cusickii | Vernon H. Oswald; Beth Corbin, Michael Dolan | 1994-6-18 | 6309 | Lassen | Blue Door Flat on Clarks Valley Rd. (Lassen 510) ca. 7 mi E of Madeline. | 1767 | Comment | ||
UC1035997 | Hackelia cusickii | Helen K. Sharsmith | 1955-6-22 | 4496 | Lassen | 5 mi beyond Blue Lake (on road to Likely); Warner Mountains, Modoc National Forest | 1767 | Comment | ||
NY537530 | Halogeton glomeratus | T. H. Kearney | 1951-8-20 | 28229 | Lassen | Honey Lake Valley near Herlong | 1280.2 | Comment | ||
OBI4720 | Halogeton glomeratus | T. C. Fuller | 1962-8-28 | 9475 | Lassen | Herlong Siding, Hoeny Lake Valley | Comment | |||
CAS-BOT-BC314764 | Helianthella californica var. nevadensis | A. M. Vollmer; L. Beane | 1953-7-1 | 37 | Lassen | Along Halls Flat Road, beginning 6 miles west of Susanville to McArthur | 1554 | Comment | ||
JEPS94088 | Helianthus bolanderi | Vernon H. Oswald and Lowell Ahart | 1998-9-8 | 9572 | Lassen | Hwy. 299 at R.R. overpass on e. side of Nubieber | 1255 | Comment | ||
SJSU14474 | Helianthus cusickii | W. D. Pitts | 1990-5-29 | 299 | Lassen | by Hwy 395 between Madeline & Ravendale | 1432 | Comment | ||
UC32309 | Helianthus cusickii | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silver Lake | Comment | ||||
CAS-BOT-BC305663 | Helianthus cusickii | Elmer I. Applegate | 1934-5-4 | 8927 | Lassen | South of Secret Valley | Comment | |||
JEPS94967 | Hemizonella minima | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8592 | Lassen | s of Susanville (1.2 mi e of Gold Run Road (29N10), on the n side of Diamond Mountain on Forest Road 29N43); Diamond Mountain, Forest Road 29N43 | 1685 | Comment | ||
SJSU8133 | Hemizonella minima | J. W. Tilden | 1960-6-27 | 1500 | Lassen | outskirts of Westwood at foot of Moonlight Rd | 1524 | Comment | ||
POM73736 | Hesperochiron californicus | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | Comment | ||
UC1069087 | Hesperochiron californicus | A. Simontacchi | 1940-5-17 | 740 | Lassen | 5.9 mi. s. Patterson Mt.; Lassen Nat'l Forest, Halls Flat Quad. | Comment | |||
UC124518 | Hesperochiron californicus | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
UC1567384 | Hesperochiron californicus | G. Schoolcraft | 1989-5-3 | 1866 | Lassen | s of Karlo (n end of Secret Valley); Secret Valley | 1341 | Comment | ||
UC73707 | Hesperochiron californicus | Milo S. Baker | 1896-5-12 | Lassen | near Palmer's | Comment | ||||
SEINET5499822 | Hesperochiron pumilus | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | 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 | ||
JEPS17743 | Hesperolinon micranthum | Rimo Bacigalupi with G. T. Robbins | 1955-7-21 | 5416 | Lassen | along Smoke Creek Ranch Rd. 6 mi e jnct. with U.S. 395; Bull Flat, Deep Creek | 1428 | Comment | ||
JEPS27189 | Hesperolinon micranthum | Lauramay T. Dempster | 1961-6-17 | 1682 | Lassen | Hwy 395 just w Tule Mountain | 1645 | Comment | ||
NY1002355 | Hesperolinon micranthum | J. T. Howell | 1934-6-10 | 11887 | Lassen | 12 miles north of Susanville, on road to Horse Lake | Comment | |||
RSA164418 | Hesperolinon micranthum | Clare B. Hardham | 1961-6-16 | 7449 | Lassen | Gold Run Creek south of Susanville. | Comment | |||
UC1094379 | Hesperolinon micranthum | R. C. Bacigalupi with S. Galen Smith | 1957-6-28 | 5995 | Lassen | 6.0 mi n Madeline (on Highway 395) | 1676 | Comment | ||
SEINET1910062 | Heterotheca villosa var. minor | Barbara Ertter | 1987-1 | 7302 | Lassen | Lassen Co.: ca 3/4 mi ENE of Beckwourth Pass at end of old crumbling paved road; meadow at head of streamlet in sagebrush zone. | 1524 | Comment | ||
POM36066 | Hieracium albiflorum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC1136853 | Hieracium albiflorum | L. R. Short and Wm. Gansberg | 1936-7-3 | S 411 | Lassen | Burgess Spr. Exp. Range Lassen National Forest | 1847 | Comment | ||
UC135018 | Hieracium albiflorum | T. S. Brandegee | 1892-7-2 | s. n. | Lassen | Susanville | Comment | |||
CAS-BOT-BC312416 | Hieracium albiflorum | George W. Gillett | 1957-7-24 | 895 | Lassen | Between Cameron Meadow and Snag Lake | 1950 | Comment | ||
CHSC5213 | Hieracium horridum | M. West | 1946-7-12 | Lassen | Silver Lake. | 1981 | Comment | |||
CAS-BOT-BC318715 | Hieracium horridum | Wm. Bridge Cooke | 1938-8-18 | 11492 | Lassen | Horse Camp slopes, Mount Shasta | 2514 | Comment | ||
CAS-BOT-BC318716 | Hieracium horridum | Alice Eastwood | 1912-9-1 | 2056 | Lassen | Mount Shasta | Comment | |||
SEINET11262512 | Hieracium nudicaule | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3938 | Lassen | Southern Cascade Range. North side of Westwood 0.3 rd mi west of jct with Mooney Rd on CA-36. N side of rd.; 0 | 1564 | Comment | ||
JEPS97327 | Hieracium scouleri | Vernon H. Oswald | 1995-8-21 | 7206 | Lassen | T38N R15E NE1/4 Sec. 20, 6100 ft, Warner Mtns., Yellow Pine Forest. Blue Lake located ca. 13 mi SE of Likely | 1859 | Comment | ||
JEPS105682 | Hieracium scouleri | L. P. Janeway | 2001-6-20 | 7196 | Lassen | along 22 Road about 1.8 km W of Black Hole, about 11.9 km N-NE of Harvey Mountain | 460 | Comment | ||
CHSC66720 | Hieracium scouleri var. nudicaule | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8129 | Lassen | Forest Rd. 28N56 (D-Line) ca. 0.6 mi NNW of Dyer Mtn. Lookout, SSW of Westwood. Near the road. | 2011 | Comment | ||
JEPS97329 | Hippuris vulgaris | Vernon H. Oswald | 1995-8-21 | 7211 | Lassen | T38N R15E SE1/4 Sec. 20, 6100 ft, Warner Mtns., Fresh-water Marsh in Yellow Pine Forest. Blue Lake located ca. 13 mi SE of Likely | 1859 | Comment | ||
HSC13458 | Hippuris vulgaris | Fred J. Kindel | 1955-6-27 | Lassen | Mt. Meadows Reservoir. | Comment | ||||
CAS-BOT-BC150128 | Holodiscus microphyllus var. glabrescens | P. Monnet | 1913-7-4 | 802 | Lassen | Hot Springs Peak | Comment | |||
JEPS93830 | Holosteum umbellatum subsp. umbellatum | Vernon H. Oswald and Lowell Ahart | 1998-6-4 | 9140 | Lassen | s of Constantia (Red Rock Road at its junction with Hwy 395); Red Rock Road at its junction with Hwy 395 | 1365 | Comment | ||
CHSC41842 | Hordeum brachyantherum subsp. brachyantherum | P. V. Caldwell | 1972-7-12 | 273 | Lassen | 300 meters from Eagle Lake on Papoose Creek. | Comment | |||
CAS-BOT-BC284714 | Hordeum jubatum | John Thomas Howell; Gordon H. True | 1973-8-1 | 50198 | Lassen | Ca. 3 miles se. of Diamond Mt., summit of Diamond Range south of Susanville | 2194 | Comment | ||
CHSC7694 | Hordeum jubatum | Beverley J. Wise | 1969-6-4 | 131 | Lassen | 10 mi. east of Susanville on Hwy 395, Janesville cut in Hwy. | 1310 | 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 | ||
UCD85868 | Hordeum marinum subsp. gussoneanum | John Thomas Howell | 1974-7-10 | 50533 a | Lassen | Sierra Nevada. Elysian Valley. | 1325 | Comment | ||
CHSC99287 | Hordeum murinum subsp. leporinum | Lowell Ahart; John Dittes | 2008-6-20 | 14915 | 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 | ||
JEPS44570 | Horkelia fusca subsp. tenella | Brown & Wieslander | 1922-7-23 | 30 | Lassen | Martin Sprs., Eagle Lake | Comment | |||
POM34906 | Horkelia fusca var. brownii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | Comment | ||
CAS-BOT-BC143985 | Horkelia fusca var. tenella | Clarence R. Quick | 1962-6-17 | 62 -19 | Lassen | N. of DeLasmutt Ranch on Hwy. 44 along dirt road to Blacks Mountain E. F. Hdqrts. | 1615 | Comment | ||
JEPS74735 | Horkelia tridentata subsp. flavescens | G. S. Crew and C. S. Robinson | 1927-6-25 | 24 | Lassen | near Wetwood Junction; Lassen Forest, Norval Flat | 1442 | Comment | ||
CAS-BOT-BC55477 | Hornungia procumbens | Arnold Tiehm; Margaret Williams; Gary Schoolcraft | 1986-5-12 | 10350 | 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 | Comment | ||
CAS-BOT-BC213004 | Hosackia crassifolia | John Thomas Howell; Gordon H. True | 1973-7-31 | 50036 | Lassen | In areas of granitic rock on road from Janesville to Thompson Peak, Diamond Range | 1737 | Comment | ||
CDA40307 | Hydrophyllum capitatum var. alpinum | T. C. Fuller | 1963-6-1 | 10639 | Lassen | 0.25 mile north of Willow Springs Campground, 3.1 miles southeast of Pittville-Susanville Road, 12.4 miles (road) south of Pittville. | 0 | Comment | ||
CHSC5266 | Hypericum formosum var. scouleri | J. Wolf | 1946-6-20 | Lassen | Eagle Lake, Grasshopper Valley. | 1624 | Comment | |||
SD130459 | Hypericum formosum var. scouleri | John Thomas Howell, Gordon H. True and Margaret Williams | 1973-6-28 | 49436 | Lassen | Elysian Valley, west of Janesville. | 1326 | Comment | ||
CAS-BOT-BC401309 | Hypericum scouleri | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49436 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
SEINET5344266 | Hypericum scouleri | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | Comment | |||
SJSU10961 | Hypericum scouleri | H. L. Buckalew | 1961-7-10 | Lassen | Blue L | Comment | ||||
UC117500 | Idahoa scapigera | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
CAS-BOT-BC206818 | Iliamna bakeri | Richard R. Halse | 2004-7-8 | 6615 | Lassen | Along State Hwy. 139, ca. 6 miles N of Eagle Lake. | 1710 | Comment | ||
CHSC81032 | Iliamna bakeri | Vernon H. Oswald | 2001-7-14 | 10050 | Lassen | Hwy 139 at the 11 mile post between Susanville and Eagle Lake. | 1706 | Comment | ||
SDSU7494 | Iliamna bakeri | D. F. Howe | 1964-8-2 | 3924 | Lassen | Hillside above Parsnip Creek, Warner Mts., Modoc National Forest | 1829 | Comment | ||
HSC63937 | Ipomopsis aggregata | Teresa Prendusi | 1980-7-21 | Lassen | Fredonyer Peak. alongside rd. to lookout | 2317 | Comment | |||
JEPS816 | Ipomopsis aggregata | Jos. Grinnell | 1928-6-26 | Lassen | Butte Lake | 1889 | Comment | |||
HSC69077 | Ipomopsis aggregata | Gary Schoolcraft | 1979-7-12 | 145 | Lassen | NW side of Shinu Peaks | 2134 | Comment | ||
UC1483837 | Ipomopsis aggregata subsp. bridgesii | G. Schoolcraft | 1980-7-29 | 341 | Lassen | Widow Peak, Bureau of Land Management | 1584 | Comment | ||
CHSC12453 | Ipomopsis aggregata subsp. formosissima | Robert W. Severin | 1969-7-10 | 46 | Lassen | Found on Galatin Peak, in burn area; 2 mi s of E.L.B.S. | 1828 | Comment | ||
UCR183236 | Ipomopsis depressa | Jim Andre, G. L. Clifton | 1993-6-2 | 7719 | Lassen | Honey Lake, Honey Lake Valley, along Smoke Creek Valley Road, c. 10 mi west of the Nevada border, near Herlong Siding, south of Skedaddle Mtns | 1243 | Comment | ||
CHSC107328 | Iris hartwegii subsp. hartwegii | Lowell Ahart; John Dittes | 2011-6-21 | 17524 -A | Lassen | 335 feet northwest of Big Valley Canal, 2.1 miles (air) south of County Road 87, 6.6 miles (air) northeast of Bieber, 7.9 miles (air) west by southwest of Adin, Big Valley. | 1264 | Comment | ||
CHSC111244 | Iris missouriensis | B. Castro; L. P. Janeway | 2012-7-2 | 1936 | Lassen | Modoc Plateau. 32 air mi due E of Susanville, 12 mi E of Hwy 395 and 3 mi W of the NV border. East side of Skedaddle Moun-tains; large meadows along Skedaddle Creek, just upstream from 'Skedaddle Ranch. | 1604 | Comment | ||
CHSC66228 | Isoetes nuttallii | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7848 | Lassen | Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagel Lake Rd. (A1) and 2.5 mi S of Eagle Lake. | 1633 | Comment | ||
RSA0025413 | Isoetes nuttallii | Forrest Freund | 2013-5-23 | 194 | Lassen | HWY 44. Near pond on the south west side of the road, in open patches. | 1716 | Comment | ||
UC2062875 | Isoetes nuttallii | Forrest Freund | 2016-5-18 | 256 | Lassen | Side of Highway 44. | Comment | |||
CAS-BOT-BC324777 | Iva axillaris | John Thomas Howell | 1975-7-23 | 51394 | Lassen | Susanville, Sierra Nevada | 1295 | Comment | ||
UC1037332 | Iva axillaris subsp. robustior | Leo Whitney | 1934-9-5 | 1958 | Lassen | Fredonyer Pass; Lassen National Park | 1676 | Comment | ||
UC177069 | Iva axillaris subsp. robustior | T. S. Brandegee | 1892-6-25 | Lassen | Honey Lake Honey Lake | Comment | ||||
RSA0011495 | Iva axillaris subsp. robustior | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46970 | Lassen | Along Highway 395 ca. 6 miles north of Madeline and 4.5 miles south of Modoc county line. | 1616 | Comment | ||
NY833699 | Ivesia baileyi | G. Schoolcraft | s.n. | Lassen | In Wendel Canyon | 1585 | Comment | |||
CHSC57121 | Ivesia paniculata | Mary Meyer | 1980-7-1 | Lassen | Ash Valley. | 1402 | Comment Read comments Jan 15 2009 |
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RSA0005626 | Ivesia paniculata | Thomas W. Nelson, J. P. Nelson | 1980-7-6 | 5984 | Lassen | Ash Valley along Adin-Madeline Rd. 16 miles east of Adin. | 1555 | Comment | ||
CAS-BOT-BC109935 | Juncus | John Thomas Howell | 1976-7-19 | 51988 | Lassen | Sierra Nevada. On Gold Creek southwest of Susanville. | 1386 | Comment | ||
UC1100949 | Juncus balticus | Verne Grant and Irving Schneider | 1947-7-31 | 8211 | Lassen | ne quarter of George Williams section 19 Madeline Plain | Comment | |||
SEINET3877676 | Juncus bufonius | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-3 | 9467 | Lassen | Madeline Plains, along U.S. Highway 395, 5.6 km (3.5 mi) south of Madeline.; 0 | 1620 | Comment | ||
UC1567409 | Juncus bufonius | G. Schoolcraft | 1989-7-18 | 1981 | Lassen | near Bucks Spring (s of Clarks Valley Road) | 1874 | Comment | ||
SEINET11787326 | Juncus bufonius | A. Tiehm, Nachlinger, J.; Schoolcraft, G. | 1984-1 | 8824 | Lassen | Rodeo Flat, 2.7 road mi W of state line on Buckhorn road from Ravendale to Hwy 81 | 1829 | Comment | ||
UC1136937 | Juncus confusus | L. R. Short and J. Warren | 1936-6-10 | S- 418 | Lassen | Burgess Spr. Exp. Range Lassen Forest | 1856 | Comment | ||
CHSC66416 | Juncus dudleyi | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7817 | Lassen | Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Modoc Plateau. On the edge of a marshy pool at the 6.0 mile post E of Devils Corral Trailhead. | 1420 | 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 | ||
CHSC5268 | Juncus nevadensis | 1944-7-26 | Lassen | Eagle Lake. Juniper Lake. | 2055 | Comment | ||||
JEPS67038 | Juncus nevadensis | Brown and Wieslander | 1922-7-23 | 77 | Lassen | Martin Springs Eagle Lake | Comment | |||
JEPS87450 | Juncus nevadensis | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5745 | Lassen | ca. 13 (air) mi. n. Lake Almanor (s.w. edge of Cooper Swamp located e. of Silver Lake just e. of Caribou Wilderness); Cooper Swamp | 1932 | Comment | ||
UC1601782 | Juncus nevadensis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3279 | Lassen | Tule Confederacy Honey Lake Valley | Comment | |||
UC1609497 | Juncus nevadensis | Vernon H. Oswald and Lowell Ahart | 1993-8-3 | 5745 | Lassen | ca. 13 (air) mi. n. Lake Almanor (s.w. edge of Cooper Swamp located e. of Silver Lake just e. of Caribou Wilderness); Cooper Swamp | 1932 | Comment | ||
RSA647524 | Juncus nevadensis | Marion P. Harthill | 1974-6-14 | 1518 | Lassen | Madeline. | 152 | Comment | ||
CHSC60461 | Juncus orthophyllus | Mary Ann Showers | 1992-6-13 | 2537 | Lassen | Lassen Volcanic National Park. Meadow along trail from Snag Lake jct to Widow Lake. | 1828 | Comment | ||
CAS-BOT-BC279914 | Juncus trilocularis | Barbara L. Wilson; P. Zika | 2011-8-7 | 16807 | Lassen | Highway 44 near mile post 12.50, at junction with road 32N22 and road to Harvey Valley | 1740 | Comment | ||
HSC101239 | Juncus trilocularis | Peter Zika | 2008-7-14 | 23893 | Lassen | South side of Route 44, SE end of Grays Valley near Lodgepole | 1730 | Comment | ||
UCR263355 | Juncus trilocularis | Peter F. Zika | 2008-7-14 | 23893 | Lassen | Cascade Range Highlands, south side of Route 44, southeast end of Grays Valley near Lodgepole | 1730 | Comment | ||
CHSC13798 | Juniperus occidentalis | Cathy Crittenden | 1970-7-8 | 26 | Lassen | About 300 yds. From five corners on road to Mahogany Lake. | 1767 | Comment | ||
UC1134300 | Juniperus occidentalis | A. Simontacchi | 1940-6-5 | 820 | Lassen | 8.0 mi wnw of Harvey Valley Ranger Station; Halls Flat Quad., Lassen National Forest | Comment | |||
UC1134311 | Juniperus occidentalis | C. G. Albertus | 1935-11-1 | 294 | Lassen | 2.1 mi ene Chats; Sierraville Quad. | 1569 | Comment | ||
UC773866 | Juniperus occidentalis | L. R. Short | 1936-9-30 | S- 508 | Lassen | Burgess Spring Experiment Range Lassen Forest, Burgess Spring Experiment Range | 1828 | Comment | ||
UCD133775 | Juniperus occidentalis | John Thomas Howell; Gordon H. True | 1973-8-1 | 50252 | Lassen | 5 miles from Susanville; dry hills on Gold Run Creek. | 1310 | Comment | ||
RSA597842 | Juniperus occidentalis var. australis | F. C. Vasek | 1962-9-3 | 620903 -1 | Lassen | State Highway 36, 3.6 miles west of Ranger Station, west of Susanville | 1524 | Comment | ||
RSA647569 | Juniperus occidentalis var. occidentalis | Marion P. Harthill | 1972-6-17 | 812 | Lassen | Ravendale | 1768 | Comment | ||
UCR4289 | Juniperus occidentalis var. occidentalis | Frank C. Vasek | 1965-8-31 | 650831- 05 | Lassen | c. 45 mi north of Susanville | 1662 | Comment | ||
CHSC6262 | Kelloggia galioides | W. Vinyard | 1946-6-17 | Lassen | Eagle Lake. Mt. Fredonyer. | 2133 | Comment | |||
HSC63934 | Kelloggia galioides | Teresa Prendusi | 1980-7-21 | Lassen | Fredonyer Peak | 2195 | Comment | |||
JEPS12481 | Kelloggia galioides | Brown and Wieslander | 1922-7-18 | 53 | Lassen | near Susanville (Martins Springs); Martins Springs | Comment | |||
UC1483844 | Koeleria macrantha | G. Schoolcraft | 1980-7-28 | 335 | Lassen | e side Tule Mountain; e side of Tule Mtn. | 2042 | Comment | ||
UC163604 | Koeleria macrantha | Milo S. Baker | Lassen | flat near Eagle Lake; flat near Eagle Lake | Comment | |||||
CAS-BOT-BC271328 | Koeleria pyramidata | Gary Schoolcraft | 1983-6-29 | 1042 | Lassen | Along Hwy 139 near Upper McBride Sp. | 1889 | Comment | ||
OBI75889 | Kyhosia bolanderi | Anthony Baniaga | 2011-8-16 | 499 | Lassen | Lassen Natl Forest. Along F.S. 10, ca. 1 mi NE of Cummings Spring. Red Cinder quad. T30N R8E sec 7SE of SW | 1920 | Comment | ||
UCR67465 | Lactuca saligna | George K. Helmkamp | 1990-9-23 | G- 13 | Lassen | north of Ravendale | 1677 | Comment | ||
CAS-BOT-BC341484 | Lagophylla ramosissima | John Thomas Howell | 1934-6-10 | 11863 | Lassen | Honey Lake Valley, 37 miles s. of Susanville | Comment | |||
CHSC66374 | Lagophylla ramosissima subsp. ramosissima | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7782 | Lassen | Modoc Plateau. Bizz Johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Along the trail at the 7 mile post on the N side of Hwy. 36 between the trail and highway bridges spanning the Susan River. | 1432 | 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 | ||
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 | ||
JEPS114637 | Lasthenia glaberrima | Lowell Ahart, John Dittes | 2008-6-20 | 14901 | Lassen | Sides of a vernal pool, about 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber | 1263 | Comment | ||
CHSC5215 | Layia glandulosa | 1944-6-28 | Lassen | Eagle Lake. | 1584 | Comment | ||||
JEPS94833 | Layia glandulosa | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9109 | Lassen | 5 mi nne of Doyle (Road to ORV parking area in Fort Sage Mountains 0.6 mi e of Fort Sage Road); Fort Sage Mountains | 1402 | Comment | ||
JEPS89219 | Lemna minuscula | Mrs. R. M. Austin | June, 1894 | Lassen | Cold Springs, Willow Creek Valley Willow Creek Valley; North East California, Cold Springs, Willow Creek Valley | Comment | ||||
CAS-BOT-BC88819 | Lepidium campestre | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49226 | Lassen | Sierra Nevada. Elysian Valley northwest of Janesville. | 1325 | Comment | ||
CAS-BOT-BC88821 | Lepidium campestre | Louella Bass | 1974-5-23 | EV 143 | Lassen | Sierra Nevada. Elysian Valley. | 1325 | Comment | ||
CHSC112998 | Lepidium campestre | Lowell Ahart; John Dittes | 2013-7-23 | 18886 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
HSC68797 | Lepidium dictyotum | Gary Schoolcraft | 1980-5-7 | 221 | Lassen | Honey Lake Island, N shore | 1220 | Comment | ||
CAS-BOT-BC89719 | Lepidium latifolium | John Thomas Howell | 1975-7-23 | 51384 | Lassen | Sierra Nevada. Eagle Lake Cucumber Company yard. Susanville. | 1295 | Comment | ||
NY628139 | Lepidium latifolium | M. D. Windham | 2001-6-22 | 2475 | Lassen | Northwest of Wendel in Honey Lake Valley near base of Skedaddle Mountains ca. 10.77 km WSW of the summit (7654) of Hot Springs Peak. | 1231.4 | Comment | ||
CHSC111251 | Lepidium perfoliatum | L. P. Janeway; B. Castro | 2012-7-2 | 10936 | Lassen | Modoc Plateau. Along Smoke Creek Ranch Road 6.9 road km east of Hwy 395. | 1387 | Comment | ||
UCD149893 | Lepidium perfoliatum | V. S. | 1971-5-11 | s.n. | Lassen | Honey Lake Wildlife Management Area, field 1. | Comment | |||
RSA172478 | Leptosiphon bolanderi | Franklin P. Nutting | 1894-7-2 | s.n. | Lassen | Dixey Mts. | Comment | |||
CHSC68896 | Leptosiphon ciliatus | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8605 .1 | 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 | ||
CHSC92716 | Leptosiphon ciliatus | L. P. Janeway; B. Castro | 2005-7-10 | 8480 | 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. Northerly-facing side of the crest. | 1859 | Comment | ||
RSA713121 | Leptosiphon ciliatus | L. P. Janeway, B. Castro | 2005-7-10 | 8480 | Lassen | Northern High Sierra Nevada. Crest of the Diamond Mountains overlooking Janesville and the north end of Honey Lake; 0.2 km north of Rd. 28N01 and 0.6 km east of junction of Janesville Grade Rd (Rd 208 & 28N02) and Road 28N01. | 1859 | Comment | ||
CHSC25901 | Leptosiphon harknessii | K. R. Stern | 1967-6-24 | 2427 | Lassen | Murrer Meadow Road, ca. 3 mi. E of Eagle Lake Biological Station. | 1554 | Comment | ||
GMDRC6950 | Leptosiphon harknessii | J. M. Andre, T. La Doux, Senna & Elias Andre | 2013-7-12 | 31424 | 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 | ||
CHSC7659 | Leucocrinum montanum | Beverley J. Wise | 1969-4-10 | Lassen | 4 mi. south of Susanville on Las. Co. Rd. 204. | 1310 | Comment | |||
JEPS87460 | Leucocrinum montanum | Vernon H. Oswald and Lowell Ahart | 1993-5-12 | 5375 | Lassen | Hwy 44 1.6 mi n.w. of its intersection with A21 (to Westwood) (ne side of Hwy 44) | 1737 | Comment | ||
UCR201583 | Leucocrinum montanum | Ken Osborne | 2005-4-23 | s.n. | Lassen | 3 miles SE of Honey Lake, 0.5 mile west of Turtle Mountain | 1276 | Comment | ||
CAS-BOT-BC508369 | Leucocrinum montanum | Louella Bass | 1973-4-29 | 31 | Lassen | Elysian Valley, Sierra Nevada | 1325 | Comment | ||
HSC38587 | Leucocrinum montanum | J. P. Smith, J. O. Sawyer | 1971-5-23 | Lassen | 3 mi. N of junction of Hwy. 139 and turnoff to Thermo | Comment | ||||
OBI83366 | Leucocrinum montanum | Rhonda Riggins | 1989-4-27 | 1650 | Lassen | US 395, 1.1 mi N Madeline, 8.8 mi S Modoc Co line | 1676 | Comment | ||
HSC75895 | Lewisia nevadensis | D. H. Norris, S. Dowty, Thomas W. Nelson | 1971-6-22 | 19194 | Lassen | Harvey Valley near Cone Springs | Comment | |||
UC614395 | Lewisia nevadensis | L. Constance | 1938-6-11 | 2326 | Lassen | 5 mi sw Susanville | 1371 | Comment | ||
CAS-BOT-BC444493 | Lewisia triphylla | George W. Gillett | 1957-7-21 | 863 | Lassen | Lassen Volcanic National Park. Juniper Lake - Cameron Meadow trail | 2118 | Comment | ||
CDA7155 | Leymus cinereus | G. Schoolcraft | 1993-9-18 | s.n. | Lassen | 1 mile N of Sagehen on W side of Hwy 395. | Comment | |||
UC1924193 | Leymus cinereus | Debra Valov | 2005-8-20 | 2005237 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1279 | Comment | ||
CAS-BOT-BC274465 | Leymus triticoides | Louella Bass | 1980-8-3 | s.n. | Lassen | Standish | Comment | |||
RSA299171 | Leymus triticoides | J. T. Howell | 1974-7-9 | 50467 | Lassen | Susanville | 1296 | Comment | ||
UCD86642 | Leymus triticoides | J. Earl Coke | 1931-6-1 | s.n. | Lassen | Lassen County. | 1524 | Comment | ||
UC1100164 | Lilaea scilloides | Malcolm A. Nobs and S. Galen Smith | 1949-7-20 | 1048 | Lassen | Bieber; along Highway 299 | Comment | |||
HSC15585 | Lilium pardalinum subsp. pardalinum | Fred J. Kindel | 1955-7-8 | Lassen | Susan River | Comment | ||||
JEPS22194 | Limosella acaulis | Rimo Bacigalupi with S. Galen Smith | 1957-7-28 | 5997 | Lassen | along U.S. Highway 395 on Madeline Plains 3.1 mi s Madeline; Madeline Plains | 1615 | 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 | ||
SEINET9337712 | Limosella acaulis | Robert Thorne, DeBuhr, Larry | 1975-8-22 | 47206 | Lassen | Hwy 395 | Comment | |||
CHSC66265 | Limosella aquatica | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7879 | 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 | ||
JEPS114652 | 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 | ||
JEPS58271 | Linanthus bolanderi | J. G. Lemmon | May 1878 | Lassen | Susanville | Comment | ||||
JEPS107873 | Linanthus ciliatus | Lowell Ahart, John Dittes | 2005-6-2 | 11936 | Lassen | Along a poor dirt road, about 1 1/2 miles northeast of the Anderson Ranch home, Long Valley, about 6 miles (air) north of the intersection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction | 1600 | Comment | ||
JEPS94989 | Linanthus ciliatus | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8605 .1 | Lassen | s of Susanville (3.5 mi e of Gold Run Road (29N10), on n side of Diamond Mountain at a stream on Forest Road 29N43); Diamond Mountain, Forest Road 29N43 | 1655 | Comment | ||
SEINET10902894 | Linanthus harknessii | Mary Susan Taylor | 1974-1 | Taylor 290 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
SEINET11268150 | Linanthus harknessii | Vernon H. Oswald, Lowell Ahart | 1993-6-14 | 5516 | Lassen | Eagle Lake Rd. (Lassen a1), 0.5 mi SW of Spaulding Tract Rd. (Rd. 518, 33N89), ca. 3 mi W of Eagle Lake.; 0 | 1811 | Comment | ||
UC106752 | Linanthus septentrionalis | T. S. Brandegee | 1892-6-30 | Lassen | Jonesville | 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 | ||
CDA6345 | Linaria genistifolia subsp. dalmatica | T. C. Fuller | 1968-6-12 | 17236 | Lassen | Corut Street & Miller Road, southwest Susanville. | 0 | Comment | ||
CHSC80221 | Linum lewisii var. lewisii | Jeanne Boze | 1981-6-12 | 110 | Lassen | Along road to 5 corners, 3.1 from Eagle Lake Field Station. | 1737 | Comment | ||
UC1924245 | Linum lewisii var. lewisii | Debra Valov | 2004-6-3 | 2004237 | Lassen | Hwy 139 c. 1 km S of Junction of County A2 | 1356 | Comment | ||
UC773885 | Lithophragma glabrum | L. R. Short | 1936-4-28 | S- 337 | Lassen | Harvey Valley; Lassen National Forest, Harvey Valley | 1706 | 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 | ||
SEINET6032556 | Lithophragma glabrum | D. E. Brix | 1962-5-2 | s.n. | Lassen | Red Rock Road | 1433 | 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 | ||
CHSC21169 | Lithophragma tenellum | M. S. Taylor | 1974-5-4 | 228 | Lassen | Ca. 500 yds n of Eagle Lake Field Station, ca. 13 mi nw of Susanville. | 1524 | Comment | ||
CHSC29956 | Lithophragma tenellum | Robin L. Ondricek | 1978-5-25 | 25 | Lassen | 150 yds N of cafeteria at Eagle Lake Field Station. | 1554 | Comment | ||
SEINET12326115 | Lithospermum californicum | A. Seneres, Harold, N. | 1983-1 | 104 | Lassen | Road 21 to Silver Lake. Lassen National Forest | Comment | |||
JEPS107835 | Lomatium dissectum var. multifidum | Lowell Ahart, John Dittes | 2005-6-2 | 11930 | 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 | ||
UCR183199 | Lomatium macrocarpum | Jim Andre, G. L. Clifton | 1993-6-2 | 7717 | Lassen | Honey Lake, Honey Lake Valley, along Smoke Creek Valley Road, c. 10 mi west of the Nevada border, near Herlong Siding, south of Skedaddle Mtns | 1243 | Comment | ||
CAS-BOT-BC217798 | Lomatium ravenii | G. Schoolcraft | No date on label | 212 | Lassen | North of Shaffer Mountain | 1356 | Comment | ||
JEPS28836 | Lomatium ravenii | Lincoln Constance and Emil DiFulvio | 1962-4-16 | 3747 | Lassen | 1 mi. s. Ravendale | 1615 | Comment | ||
NY406056 | Lomatium ravenii | L. Constance | 1959-6-14 | 3672 | Lassen | One mile south of Ravendale | 1463.0 | Comment | ||
UC1187686 | Lomatium ravenii | Tracey and Viola Call | 1961-5-30 | 2048 | Lassen | ca. 2 mi. s. Ravendale | 1463 | 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 | ||
JEPS126472 | Lomatium triternatum | Lillie Pennington, Jillian Pastick, Rachael Payer, Andrea Stuemsky | 2015-6-15 | CA 350 -045 | Lassen | Take Ramhorn Road past campsite for approximately 10-15 miles. Turn left as the fork and continue on for about 3 miles. | Comment | |||
POM78597 | Lomatium triternatum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
UC729645 | Lonicera conjugialis | Carl B. Wolf | 1929-9-1 | 3786 | Lassen | between Grassy Lake and Snag Lake; Mt. Lassen National Park | Comment | |||
RSA339993 | Lotus humistratus | Noel Holmgren, Patricia K. Holmgren, A. H. Holmgren | 1980-7-3 | 9481 | Lassen | Madeline Plains, Westside Road, 9 km (5.6 mi) west of U.S. Highway 395, 16 km (10 mi) airline distance northwest of Termo. | 1620 | Comment | ||
UC15657 | Lotus nevadensis var. nevadensis | Milo S. Baker | 1893-7-3 | Lassen | Big Valley | Comment | ||||
SEINET10452003 | Lotus purshianus | Mary Susan Taylor | 1974-1 | Taylor 281 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
UC1137756 | Lotus purshianus var. purshianus | L. R. Short and J. Warren | 1936-6-23 | S- 447 | Lassen | Burgess Spring Experimental Range Lassen Forest | Comment | |||
UC773895 | Lotus purshianus var. purshianus | L. R. Short and J. Warren | 1936-6-23 | S- 447 | Lassen | Burgess Spring Experiment Range Lassen Forest | Comment | |||
CHSC110911 | Ludwigia palustris | Lowell Ahart; John Dittes | 2012-7-9 | 18291 | Lassen | About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC4820 | Lupinus | R. Carter | 1967-7-16 | 618 | Lassen | Willow Creek Valley, e of Murrer's Ranch, 1.5 mi w of highway 139 on rd to Eagle Lake, ca. 12 mi n of Susanville, on s side of rd. | Comment | |||
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 | ||
RSA624904 | Lupinus | Jeffrey Huber | 1971-6-2 | 110 | Lassen | 4 mi. S of Adin along Calif. Hwy. 139. | Comment | |||
CHSC65101 | Lupinus angustiflorus | Vernon H. Oswald; Lowell Ahart | 1995-7-24 | 7131 | Lassen | High Cascade Range. N of Lake Almanor on Forest Route 10, ca. 3 mi N of Silver Lake and 1 mi W of Upper Stephens Mdws., just of Pine Creek. | 1950 | Comment | ||
CHSC5286 | Lupinus arbustus | 1944-7-19 | Lassen | Juniper Lake. | 2055 | Comment | ||||
SEINET12765226 | Lupinus arbustus | Vernon H. Oswald | 1997-6-24 | 8635 | Lassen | South of Susan ville near the small pond on the crest of Diamond Mtn. about midway between Aspen Flat and Red Rock Lookout.; 0 | 2249 | Comment | ||
SEINET5327673 | Lupinus arbustus | H. Durio | 1979-5-23 | s.n. | Lassen | Meyers Ranch, Adin | 1372 | 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 | ||
CHSC5285 | Lupinus arbustus var. calcaratus | 1927-6-1 | Lassen | Eagle Lake. Mt. Freedonyer. | 2072 | Comment | ||||
UC1542916 | Lupinus argenteus | G. Schoolcraft | 1987-9-1 | 1773 | Lassen | Ash Valley RNA | 1554 | Comment | ||
CAS-BOT-BC208745 | Lupinus argenteus var. heteranthus | John Thomas Howell | 1974-7-8 | 50461 | Lassen | Susanville - Sierra Nevada | 1295 | Comment | ||
CAS-BOT-BC208754 | Lupinus argenteus var. heteranthus | W. W. Eggleston | 1927-7-14 | 21512 | Lassen | Willow Creek, near Hayden Hill, Modoc Forest | 1500 | Comment | ||
CHSC106069 | Lupinus argenteus var. heteranthus | Lowell Ahart; John Dittes | 2010-7-31 | 16977 | Lassen | About 100 yards northeast of where the road crosses Hunsinger Draw, 1.9 miles (air) northwest of Moll Reservoir, 2.8 miles (air) west of Ash Valley, 8.4 miles (air) southeast of Adin. | 1520 | Comment | ||
NY736931 | Lupinus argenteus var. heteranthus | J. H. Christ | 1949-5-22 | 18218 | Lassen | 8 miles southeast of Doyle, along Highway 395 | Comment | |||
NY736987 | Lupinus argenteus var. heteranthus | M. Bourell | 1997-5-31 | 5879 | Lassen | Wendel Road 10.9 miles southeast of Highway 395 | Comment | |||
SD147580 | Lupinus argenteus var. heteranthus | John Thomas Howell, Gordon H. True, Margaret Williams | 1973-5-12 | 49232 | Lassen | On Hwy 395 NW of Doyle on the road to Milford | 1280 | Comment | ||
SEINET11261487 | Lupinus argenteus var. heteranthus | Robert L. Johnson, Mikel R. Stevens | 2015-7-10 | 3926 | 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 | ||
UC1129448 | Lupinus argenteus var. heteranthus | A. E. Wieslander | June 1929 | 109 | Lassen | Constantia; Sierraville Quad. | Comment | |||
UC1924256 | Lupinus argenteus var. heteranthus | Debra Valov | 2004-5-31 | 2004231 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | 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 | ||
JEPS107915 | Lupinus argenteus var. meionanthus | Lowell Ahart, John Dittes | 2005-6-2 | 11937 | Lassen | Long Valley, along a poor dirt road, about 1 1/2 miles northeast of the Anderson Ranch home, about 6 miles (air) north of the intersection of Scott Road and Highway 70, 7.5 miles (air) northwest of Hallelujah Junction | 1600 | Comment | ||
HSC28310 | Lupinus brevicaulis | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19280 | Lassen | Along Hwy. 395 about 4 mi. E of Standish | Comment | |||
RSA160037 | Lupinus caudatus | David B. Dunn | 1956-7-3 | 11914 | Lassen | At junction of Highway 395 and 36 near Johnstonville. 6 miles east of Susanville. | Comment | |||
SEINET10490715 | Lupinus caudatus subsp. caudatus | Mary Susan Taylor | 1982-6-12 | Taylor 4653 | Lassen | T25n, r17e, se1/4, sec 8. Doyle quad. Corolla blue. In sandy sagebrush Scrub, in doyle, ca 0.5 mi. E of hwy 395. | Comment | |||
RSA87160 | Lupinus confertus | Mary DeDecker | 1955-8-25 | 262 | Lassen | Honey Lake: Highway 395. | Comment | |||
CHSC91961 | Lupinus lepidus var. confertus | Richard R. Halse | 2004-7-22 | 6670 | Lassen | Along U.S. Hwy. 395 ca. 7.8 miles southeast of Susanville. | 1293 | Comment | ||
UC527349 | Lupinus lepidus var. confertus | C. B. Wolf | 1931-9-6 | 2404 | Lassen | on the road to Wendel 1/2 mi from Janesville (western edge of Honey Lake Valley); western edge of Honey Lake Valley | 1280 | Comment | ||
CHSC60356 | Lupinus lepidus var. sellulus | Mary Ann Showers | 1992-6-13 | 2535 | Lassen | Lassen Vocanic National Park. Trail from Snag Lake jct to Widow Lake. | 1828 | Comment | ||
CHSC60830 | Lupinus leucophyllus | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5607 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. | 1725 | Comment | ||
JEPS103203 | Lupinus leucophyllus | G. Schoolcraft | 1994-6-9 | 2347 | Lassen | 1 1/2 mile NE of Hwy 139 on Grasshopper-Termo Road | 1615 | Comment | ||
SEINET10870671 | Lupinus leucophyllus | Duane Isely | 1971-7-12 | Isely 11386 | Lassen | Open sagebrush plains, lassen natl forest, adjacent eo state #44, 29 mi east Jct state #89. Dense, conspicuous clusters; fls white, rapidly turningtan-ochroleucous; standard reflexed to 120 degrees; wings upturned 90 degrees; long-petioled basal leaves evident. | 1676 | Comment | ||
SEINET11268214 | Lupinus leucophyllus | Vernon H. Oswald, Lowell Ahart | 1993-6-28 | 5607 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake.; 0 | 1725 | Comment | ||
UCD107964 | Lupinus leucophyllus | R. Tofsrud | 1951-7-13 | s.n. | Lassen | Bieber area, Albaugh Ranch. | Comment | |||
RSA715929 | Lupinus 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 Rd. 28N01 and 0.6 km east of junction of Janesville Grade Rd (Rd 208 and 28N02) and Road 28N01. | 1859 | Comment | ||
CHSC117186 | Lupinus microcarpus var. microcarpus | Lowell Ahart; John Dittes | 2016-6-7 | 21018 | Lassen | On the west edge of State Highway 299, Big Valley Mountains, 0.4 mile (air) northeast of Big Valley Summit, 5.0 miles (air) southwest of Bieber. | 1397 | 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 | ||
JEPS103183 | Lupinus nevadensis | G. Schoolcraft | 2000-4-26 | 2892 | Lassen | East slopes of Shaffer Mountain | 1584 | Comment | ||
CHSC5288 | Lupinus obtusilobus | 1944-7-26 | Lassen | Juniper Lake. | 2055 | Comment | ||||
RSA0005617 | Lupinus onustus | Marcus E. Jones | 1897-6-26 | s.n. | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
SEINET10871085 | Lupinus polycarpus | Marcus E. Jones | 1897-6-26 | Jones s.n. | Lassen | Susanville, perkin's ranch. | 1463 | Comment | ||
SEINET10486220 | Lupinus saxosus | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 2593 | Lassen | Approx. 12 Mi s of adin on state hwy. 139. In basalt and clay; along edge of Road on rolling knoll, in artemisia-juniper association. | 1372 | Comment | ||
SEINET10488913 | Lupinus sellulus | Katherine L. Morris | 1973-5-25 | Morris 220 | Lassen | Collected at 3.5 mi w of susanville, on u.s. 36, In an area of yellow pine and Purshia. | Comment | |||
RSA0105576 | Lythrum tribracteatum | Lowell Ahart, John Dittes | 2013-7-23 | 18902 | Lassen | About 150 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
SEINET10872918 | Machaerocarpus californicus | Mary Susan Taylor | 1982-6-12 | Taylor 4647 | Lassen | T29N R10E ne/nw sec 13. Westwood quad. Aquatic in still pond on n side of West Fork of Susan River, s side of Hwy 36 at jct w/ Willow Cr Rd, 8 mi w Susanville. | Comment | |||
CAS-BOT-BC342656 | Madia citriodora | David D. Keck; J. Clausen | 1935-6-25 | 3761 | Lassen | Susanville | 1300 | Comment | ||
CHSC30624 | Madia elegans | E. C. Taylor | 1975-7-19 | 73 | Lassen | Ca. 30 yds nw of ELFS Vesta Holt Hall. | 1584 | Comment | ||
JEPS89656 | Madia exigua | Dean Wm. Taylor with Robert A. Price | 1988-6-4 | 9769 | Lassen | ca. 6 mi. e. MacArthur (along Hwy. 299 at crossing of Frazer Creek, Fall R. Valley); Pit R. Watershed, Fall R. Valley | 1036 | Comment | ||
UC469045 | Madia exigua | Franklin P. Nutting | Lassen | Dixie Valley | Comment | |||||
CHSC45693 | Madia glomerata | Vernon Oswald | 1986-7-22 | 2217 | Lassen | Hwy 36, 11.3 mi e of the Plumas-Lassen County line, 0.5 mi sw of Fredonyer Pass. | 1691 | Comment | ||
OBI55501 | Madia glomerata | David J. Keil, Kathleen Keil | 1992-7-25 | 23607 | Lassen | Along hwy 36, 9.1 mi E of Plumas County line, W of Susanville | Comment | |||
CAS-BOT-BC343062 | Madia gracilis | Clare B. Hardham | 1969-8-28 | 17460 | Lassen | Slope west of Janesville | Comment | |||
SEINET11601445 | Madia gracilis | J. A. Young | 1982-6-9 | s.n. | Lassen | M. Meyer's Ranch, Adin, Ca. | 1372 | Comment | ||
CAS-BOT-BC343060 | Madia gracilis | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50653 | Lassen | Slope south and southeast of Diamond Mt. | 2286 | Comment | ||
RSA715984 | Madia minima | L. Ahart, John Dittes | 2005-6-2 | 11940 | Lassen | 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 | ||
CAS-BOT-BC508541 | Maianthemum racemosum subsp. amplexicaule | Alice Eastwood | 1912-8-22 | 1787 | Lassen | Trail from Morgans Springs to Sulphur Works | Comment | |||
JEPS128415 | Maianthemum stellatum | Catherine Bauer with Ellen Bauer Benson | 2017-8-16 | 21 | 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-BC512876 | Maianthemum stellatum | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-6-28 | 49421 | Lassen | Elysian Valley, west of Janesville | 1325 | Comment | ||
CAS-BOT-BC347439 | Malacothrix floccifera | Louella Bass | 1974-7-1 | EV 153 | Lassen | Elysian Valley | 1325 | Comment | ||
CAS-BOT-BC348029 | Malacothrix torreyi | G. Schoolcraft | 1989-5-31 | 1885 | Lassen | About 4 mi. n. Wendel Rd. along Skedaddle Ranch Rd. | Comment | |||
UCD54571 | Malvella leprosa | Ellen Dean; Dawn Cunningham | 2005-10-25 | 2754 | Lassen | E. of town of Susanville. Private property N of California Correctional Facility. Western side of property around large playa pond. | 1248 | Comment | ||
UCR67380 | Malvella leprosa | George K. Helmkamp | 1990-9-23 | A- 8 | Lassen | Northern Sierra Nevada Mountains, 3 mi east of Susanville, along State Road 36 | 1345 | Comment | ||
UC810848 | Marsilea | C. L. Hitchcock | 1940-5-26 | 6649 | Lassen | 1 mi w Bieber (overflow of Pitt River) | Comment | |||
UC62421 | Marsilea oligospora | Baker and Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
CHSC6212 | Marsilea vestita | J. B. Kimsey | 1946-6-24 | Lassen | Pine Creek, Eagle Lake. | 1584 | Comment | |||
HSC25433 | Marsilea vestita | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19177 | Lassen | Harvey Valley near Cone Springs | Comment | |||
CAS-BOT-BC332743 | Marsilea vestita | R. F. Thorne; Larry E. DeBuhr | 1975-8-22 | 46994 | Lassen | Along Hwy 395 ca 5 miles N of Medeline and 5.5 miles S of Modoc county line | 1615 | Comment | ||
RSA0011558 | Marsilea vestita | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 46994 | Lassen | Along Highway 395 ca. 5 miles north of Madeline and ca. 5.5 miles south of Modoc county line | 1616 | Comment | ||
JEPS127277 | Marsilea vestita subsp. vestita | Lowell Ahart, John Dittes | 2016-7-13 | 21130 -B | 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 | |||
UC62270 | Marsilea vestita subsp. vestita | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3308 | Lassen | Honey Lake Valley | Comment | |||
RSA715623 | Matricaria matricarioides | L. Ahart, John Dittes | 2005-6-1 | 11895 | Lassen | North side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 mile (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah junction. | 1460 | Comment | ||
CHSC66389 | Medicago lupulina | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7812 | 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 6.0 mile post E of Devils Corral Trailhead. | 1420 | Comment | ||
UCD107934 | Medicago sativa | P. B. Kennedy | 1927-9-1 | s.n. | Lassen | Standish. | Comment | |||
UC1024833 | Melica bulbosa | Leo Whitney | 1935-6-11 | 3226 | Lassen | Fruit Grower's Supply Company, Camp 10; Lassen National Forest | Comment | |||
UCD86363 | Melica bulbosa | B. L. Kay | 1961-6-28 | s.n. | Lassen | 6 miles NW of Madeline. | Comment | |||
JEPS94455 | Melica fugax | Vernon Oswald and Lowell Ahart | 1997-6-24 | 8645 | Lassen | s of Susanville (near the small pond on the crest of Diamond Mountain, about midway between Aspen Flat and Red Rock Lookout); crest of Diamond Mountain | 2249 | Comment | ||
CHSC115596 | Mentha arvensis | Lowell Ahart; John Dittes | 2015-7-14 | 20337 | 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 | ||
CHSC58842 | Mentha canadensis | Vernon H. Oswald; Lowell Ahart | 1992-7-16 | 5109 | Lassen | Bridge Creek entering McCoy Flat Reservoir on the S side of Hwy. 44 between Old Station and Susanville. | 1691 | Comment | ||
CHSC5298 | Mentzelia albicaulis | 1944-6-23 | Lassen | Eagle Lake. | 1584 | Comment | ||||
CHSC60751 | Mentzelia albicaulis | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5536 | Lassen | Eagle Lake Rd. (Lassen A1) at Sandy Beach on the W shore of Eagle Lake, ca. 2.0 mi ENE of Spaulding Tract Rd. (Rd. 518, 33N89). | 1566 | Comment | ||
CHSC60909 | Mentzelia albicaulis | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5654 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poisen Lake. | 1709 | Comment | ||
UC1609094 | Mentzelia albicaulis | Vernon H. Oswald and Lowell Ahart | 1993-7-8 | 5654 | Lassen | 1.9 m N Hwy. 44 (on the SE edge of Poison Lake.); Pittville Rd.(Lassen 111,36N01); T32N R7E SE1/4 SE 1/4 Sec. 4 | 1709 | Comment | ||
JEPS124818 | Mentzelia albicaulis | M. L. Wheelis | 1964-6-30 | 128 | Lassen | 11.5 miles north fo Susanville on highway 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 | ||
JEPS107445 | 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 | ||
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 | ||
CHSC117298 | Mentzelia dispersa | Lowell Ahart; John Dittes | 2016-7-13 | 21124 | Lassen | Sides of the overflow, about 50 yards north of the dam, 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. | 1289 | Comment | ||
RSA32753 | Mentzelia dispersa | A. A. Heller | 1938-6-22 | 15184 | Lassen | Mile east of Westwood. | 1524 | Comment | ||
UC1121688 | Mentzelia dispersa | A. Simontacchi | 1940-7-8 | 921 | Lassen | Blacks Mtn.,Experimental Station, Halls Flat Quad. | Comment | |||
UC725475 | Mentzelia dispersa | A. A. Heller | 1938-6-22 | 15184 | Lassen | 1 mi e Westwood (in the yellow pine forest) | 1524 | Comment | ||
SD130462 | Mentzelia dispersa | John Thomas Howell, Gordon H. True | 1973-8-1 | 50204 | Lassen | The Sierra Nevada. Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville. | 2164 | Comment | ||
CHSC5301 | Mentzelia laevicaulis | M. West | 1946-7-17 | Lassen | Antelope Grade, near Susanville. Eagle Lake. | 1615 | Comment | |||
JEPS124810 | Mentzelia laevicaulis | G. R. Ostrander | 1965-7-12 | 67 | Lassen | Growing along U.S. 395 15 miles N. of the junction of Calif. 70 and U. S. 395. | Comment | |||
JEPS124811 | Mentzelia laevicaulis | J. Yamanaka | 1965-7-12 | 120 | Lassen | Highway 395, 15 miles N. of junction of Calif. 104 US 395. | Comment | |||
POM83245 | Mentzelia montana | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1220 | Comment | ||
UC1121656 | Mentzelia montana | Robert W. Gardner | 1937-6-18 | G 22 | Lassen | Halls Flat Quadrangle, Burgess Spring Experimental Range | Comment | |||
CAS-BOT-BC231081 | Mertensia oblongifolia | Margaret J. Williams; Gary Schoolcraft; Arnold Tiehm | 1986-5-14 | 86- 39 -1 | Lassen | 1.5 mile W of turn to Dodge Reservoir, on road from Tuledad Canyon to Ravendale | 1706 | Comment | ||
SD8331 | Micranthes odontoloma | Mrs. R. M. Austin | 1882-8-1 | Lassen | Lassen Co | Comment | ||||
JEPS87523 | Microseris 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 | ||
CHSC99239 | Microseris laciniata subsp. laciniata | Lowell Ahart; John Dittes | 2008-6-22 | 15026 | Lassen | Open meadow area, about 50 yards southwest 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 | ||
CHSC99301 | Microseris laciniata subsp. laciniata | Lowell Ahart; John Dittes | 2008-6-22 | 15036 | Lassen | About 220 yards west of the road levee, open dry 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 | ||
JEPS88326 | Microseris laciniata subsp. laciniata | Vernon H. Oswald and Lowell Ahart | 1996-6-24 | 7843 | Lassen | Papoose Meados located ca.0/5 mi E of Eagle Lake Road (A1) and 2.5 mi S of Eagle Lake, Modoc Plateau. | 1633 | Comment | ||
UC507004 | Microseris laciniata subsp. laciniata | George A. Fischer and Irwin H. Johnson | 1933-7-12 | F 195 | Lassen | Grass Valley Lassen Forest, , Dry Lake | 1694 | Comment | ||
UC563094 | Microseris laciniata subsp. laciniata | Elmer I. Applegate | 1929-6-24 | 5879 | Lassen | near Bieber; Big Valley, Gumbo Flat | Comment | |||
CHSC106089 | Microseris nutans | Lowell Ahart; John Dittes | 2010-7-31 | 17000 | Lassen | Dry meadow, on the north side of the road, about 30 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 | ||
CAS-BOT-BC349299 | Microseris nutans | Elmer I. Applegate | 1929-6-21 | 5778 | Lassen | Kelly's Camp, Warner Valley, Mt. Lassen region | Comment | |||
CHSC112452 | Microsteris gracilis | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18741 | 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 | ||
NY963937 | Microsteris gracilis var. humilior | V. E. Grant | 1956-5-18 | 9802 | Lassen | About 8 miles south of Madeline | 1280 | Comment | ||
UCR201716 | Mimulus | Ken Osborne | 2005-4-23 | s.n. | Lassen | 6 miles SE of Honey Lake, 1 mile west of Turtle Mountain | 1276 | Comment | ||
JEPS107307 | Mimulus arvensis | Lowell Ahart, John Dittes | 2005-6-1 | 11900 | Lassen | On the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction | 1459 | Comment | ||
UC1776670 | Mimulus arvensis | G. Schoolcraft | 1994-7-6 | 2356 | Lassen | About 2 miles west of Boot Lake | 2103 | Comment | ||
JEPS10551 | Mimulus breweri | Brown and Wieslander | 1922-7-30 | 47 | Lassen | near Martin Sprs. | 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 |
||
JEPS28988 | Mimulus guttatus | Frances D. Payne | 1929-7-12 | 97 | Lassen | near s extremity Warner Range; Upper Silver Creek | 2499 | Comment | ||
JEPS107380 | Mimulus mephiticus | Lowell Ahart, John Dittes | 2005-6-1 | 11869 | Lassen | On the west side of the poor dirt road, about 1/2 mile west of Scott Road, Long Valley, about 2 miles (air) northwest of the intersection of Scott Road and Highway 70, 3.9 miles (air) northwest of Hallelujah Junction | 1448 | Comment | ||
UC1136833 | Mimulus microphyllus | L. R. Short and J. Warren | 1936-6-10 | S- 417 | Lassen | Burgess Spring Experiment Range Lassen <National> Forest | 1856 | Comment | ||
UC27054 | Mimulus moniliformis | M. S. Baker and Frank Nutting | 1894-7-9 | Lassen | Pine Creek | Comment | ||||
SEINET10863348 | Mimulus nanus | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 518 | Lassen | 6 mi n of hallelujah jct on us hwy 395 in artemisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
JEPS63626 | Mimulus nanus var. jepsonii | G. S. Crew and C. S. Robinson | 1927-6-25 | 23 | Lassen | near Wetwood Junction; Lassen Forest, Norval Flat | 1747 | Comment | ||
HSC63954 | Mimulus nanus var. mephiticus | Teresa Prendusi | 1980-7-1 | Lassen | Champ's Flat | 1707 | Comment | |||
JEPS29741 | Mimulus nanus var. mephiticus | Rimo Bacigalupi, and L. R. Heckard | 1962-5-28 | 8496 | Lassen | 2.7 mi n Milford (along U.S. Highway 395) | 1219 | Comment | ||
JEPS85744 | Mimulus nanus var. mephiticus | Roy E. Buck, Robert A. Price | 1988-6-26 | 1032 | Lassen | ca. 30 air km nne Susanville (on subsidiary peak ca 0.5 air km n of main summit); Fredonyer Peak | 2377 | Comment | ||
LA38975 | Mimulus nanus var. mephiticus | Frank W. Peirson; | 1926-6-24 | 6853 | Lassen | Madeline Plain | Comment | |||
UC124340 | Mimulus nanus var. mephiticus | Gustav Eisen | 1891-1 | Lassen | Honey Lake | Comment | ||||
UC1553406 | Mimulus nanus var. nanus | Gary Schoolcraft | 1988-6-20 | 1813 | Lassen | 16 mi w Madeline; Ash Valley | 1584 | Comment | ||
UC1609130 | Mimulus nanus var. nanus | Vernon H. Oswald and Lowell Ahart | 1993-6-3 | 5482 | Lassen | 1.8 mi n Lassen 21 (32N02) to Eagle Lake (Champs Flat Rd. (Lassen 105, Forest 32N28Y), nw edge of valley, between Poison Lake and Susanville); Pine Creek Valley | 1728 | 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 | ||
JEPS19730 | Mimulus suksdorfii | Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. | 1957-6-28 | 5990 | Lassen | 7.0 mi n of Madeline (about 1 mi n of Sage Hen siding on Southern Pacific Rail Road, just e of U.S. Highway 395); on Southern Pacific Rail Road | 1676 | Comment | ||
CAS-BOT-BC10905 | Mimulus suksdorfii | Clarence Roy Quick | 1962-6-17 | 62 -21 | Lassen | Blacks Mountain Experimental Forest Headquarters, USFS, south of Hall's Flat. | 1615 | Comment | ||
CHSC29936 | Monardella odoratissima subsp. glauca | Robin L. Ondricek | 1978-6-27 | 79 | Lassen | Pine Creek, sw of the bridge which crosses the creek just upstream (sw) of the California Dept. of Fish and Game's fish milking station. | 1566 | Comment | ||
UC1537598 | Monardella odoratissima subsp. glauca | Gordon H. True Jr. | 1936-6-27 | 552 | Lassen | between Bull Flat and Hot Spring Mountain | 1524 | Comment | ||
UC124967 | Monardella odoratissima subsp. pallida | T. S. Brandegee | 1892-6-30 | Lassen | Susanville | Comment | ||||
UC506977 | Monardella odoratissima subsp. pallida | George A. Fischer, Irwin H. Johnson | 1933-7-12 | F 225 | Lassen | Lassen Forest | 1722 | Comment | ||
CHSC116086 | Monolepis nuttalliana | Lowell Ahart; John Dittes | 2015-7-13 | 20311 | Lassen | Along levee road, about 300 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC63392 | Monolepis nuttalliana | Vernon H. Oswald; Beth Corbin, Michael Dolan | 1994-6-18 | 6315 | Lassen | Cold Springs near Clarks Valley Rd. (Lassen 510) ca. 11 mi E of Madeline. | 1871 | Comment | ||
UC1602197 | Monolepis nuttalliana | M. S. Baker and Frank Nutting | 1894-7-2 | Lassen | s. side Dixey Mts. Dixey Mts. | Comment | ||||
RSA370315 | Monolepis pusilla | A. Tiehm, Margaret J. Williams, Gary Schoolcraft | 1986-5-12 | 10351 | Lassen | 1 road mile west of the state line on dirt road from highway 395 to Smoke Creek, south side of Rush Creek. | 1341 | Comment Read comments Feb 14 2017 |
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UC526137 | Monolepis pusilla | John Thomas Howell | 1934-6-10 | 11895 | Lassen | Horse Lake | Comment | |||
CAS-BOT-BC444694 | Montia chamissoi | Malcom A. Nobs; S. Galen Smith | 1949-7-21 | 1064 | Lassen | 4 miles north of Madeline | Comment | |||
CHSC57311 | Montia chamissoi | Mary Meyer | 1980-7-9 | Lassen | In Horse Camp Spring. | 1706 | Comment | |||
NY497723 | Montia chamissoi | N. H. Holmgren | 1978-6-11 | 8917 | 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 | ||
NY497728 | Montia chamissoi | G. Schoolcraft | 1993-6-1 | 2272 | Lassen | Upper Secret Creek, south of Tule Patch Spring | 1463.0 | Comment | ||
UC1586593 | Montia dichotoma | Vernon H. Oswald | 1991-5-28 | 4618 | Lassen | 5 mi ne of Bieber (Wayman Barn at the w end of Hunt Road, Ash Creek Wildlife Area, flat east of barn); Ash Creek Wildlife Area | 1264 | Comment | ||
CAS-BOT-BC445065 | Montia linearis | Louella Bass | 1973-5-29 | 55 | 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 | ||
UC1609172 | Montia linearis | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5611 | Lassen | ne of Poiston Lake (on the sse flank of Harvey Mountain, n of Hwy 44 on Rd, 33N06, nne of Burgess Meadow); Harvey Mountain | 1798 | Comment | ||
CAS-BOT-BC445066 | Montia linearis | Louella Bass | 1973-4-23 | 27 | Lassen | Elysian Valley. | 1325 | Comment | ||
SEINET960052 | Montia linearis | Unknown | 1978-1 | 8915 | Lassen | Vicinity of Spring at fork to Painters Flat on east side of Observation Peak, 28 Km (17.4 mi) airline distance. | 1680 | 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 | ||
UCD86955 | Muhlenbergia richardsonis | Malcolm A. Nobs; S. Galen Smith | 1949-7-21 | 1060 | Lassen | 4 miles N of Madeline. | Comment | |||
UC1483824 | Muilla transmontana | G. Schoolcraft | 1980-6-6 | 255 | Lassen | sw Herlong; Bird Canyon | 1341 | Comment | ||
UCD55275 | Muilla transmontana | Ellen Dean | 2006-5-15 | 3090 | 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. | 1246 | Comment | ||
CAS-BOT-BC515651 | Muilla transmontana | G. Schoolcraft | 1989-5-3 | 1863 | Lassen | NW corner of Secret Valley near Karlo | Comment | |||
UC1951072 | Myosurus apetalus | Debra Valov | 2009-4-26 | 2009019 | Lassen | Bieber; property on south side of County A2 c. 5.4 mi east of Hwy 299 | Comment | |||
CAS-BOT-BC392254 | Myosurus apetalus | Margaret J. Williams; Gary Schoolcraft; Arnold Tiehm; Arnold Tiehm | 1986-5-14 | 86- 38 -3 | Lassen | Tuledad Canyon Rd., from Duck Flat to Ravendale. 0.1 mi from Calif-Nev line | Comment | |||
CHSC27619 | Myosurus apetalus var. borealis | Robert A. Schlising | 1978-7-30 | 3331 | Lassen | S of Eagle Lake at Deans Ridge. Margin of reservoir. | 1950 | Comment | ||
SEINET5338208 | Myosurus aristatus | M. J. Williams, G. Schoolcraft; A. Tiehm | 1986-5-14 | 86- 38 -3 | Lassen | Tuledad Canyon Rd., from Duck flat to Ravendale. 0.1 mi W of Calif-Nev line. | Comment | |||
CHSC107321 | Myosurus minimus | Lowell Ahart; John Dittes | 2011-6-21 | 17531 | Lassen | Bottom of a vernal pool, just west of the fence, about 300 yards southwest of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. | 1268 | Comment | ||
JEPS118467 | Myosurus minimus | Lowell Ahart, John Dittes | 2011-6-21 | 17531 | Lassen | Bottom of a vernal pool, just west of the fence, about 300 yards southwest of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley | 1268 | Comment | ||
CHSC77218 | Myriophyllum sibiricum | G. Schoolcraft | 1996-7-10 | 2532 | Lassen | Willow Creek- northeast of Susanville. | 1432 | Comment | ||
RSA233733 | Myriophyllum sibiricum | Robert F. Thorne, C. W. Tilforth | 1969-9-5 | 39134 | Lassen | Said Valley Reservoir. | Comment | |||
SEINET231810 | Myriophyllum sibiricum | A. Tiehm, G Schoolcraft | 1984-8-14 | 9243 | Lassen | Buckhorn Reservoir on S side of Buckhorn rd to Ravendale about 6 rd mi W of the state line. | 1698 | Comment | ||
UC1101501 | Myriophyllum sibiricum | Verne Grant and Irving Schneider | 1947-9-7 | 8398 | Lassen | Susan River by Highway 395 at Bridge 7-34, 1/2 mi W of Litchfield. | Comment | |||
CHSC14186 | Nama densa | M. S. Taylor | 1974-7-12 | 305 | Lassen | Scattered around Mahogany Lake, ca. 3 mi s of Eagle Lake Field Station, ca. 13 mi nw of Susanville. | 1524 | Comment | ||
CHSC60903 | Nama densa var. densa | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5658 | Lassen | Pittville Rd. (Lassen 111, 36N01) 1.9 mi N of Hwy. 44, on the SE edge of Poison Lake. | 1709 | Comment | ||
CHSC29925 | Navarretia breweri | Robin Ondricek | 1978-6-7 | 41 | Lassen | Murrers Upper Meadow, .7 mi E of intersection with main road to ELFS and tunnel crossing. | 1560 | Comment | ||
CHSC60842 | Navarretia breweri | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5592 | Lassen | Harvey Valley Rd. (33N02), 1.7 mi N of Hwy 44, E side of Grays Valley, E of Poison Lake. On the bed of a vernal pool in a meadow. | 1719 | Comment | ||
JEPS87403 | Navarretia breweri | Vernon H. Oswald and Lowell Ahart | 1993-6-14 | 5517 | Lassen | Eagle Lake rd (Lassen A1) ca 3 mi w Eagle Lake (0.5 mi sw of Spaulding Tract Rd (Rd 518, 33N89)) | 1810 | Comment | ||
UC1124158 | Navarretia breweri | A. Simontacchi | 1940-5-28 | 774 | Lassen | 3.2 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quad. | 1767 | Comment | ||
RSA136592 | Navarretia breweri | David B. Dunn | 1956-7-3 | 11921 | Lassen | On Highway 395. | Comment | |||
CHSC4887 | Navarretia capillaris | Bill Wilson | 1967-7-5 | 41 | Lassen | Collected at Eagle Lake Biological Station. 10 mi. N of Susanville, outside laboratory building. | 1584 | Comment | ||
CHSC14175 | Navarretia divaricata | K. R. Stern; D. B. Joley, J. G. Geschke | 1974-6-22 | 5806 | Lassen | E side of Hwy. 139, ca. 2 mi s of Termo-Grasshopper Road and ca. 44 mi n of Susanville. | Comment | |||
JEPS121309 | Navarretia intertexta subsp. intertexta | Lowell Ahart, John Dittes | 2013-7-22 | 18869 | Lassen | 10 yards S of the man-made pond, about 140 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
JEPS124382 | Navarretia intertexta subsp. intertexta | Lowell Ahart, John Dittes | 2015-11-14 | 20303 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
CHSC112979 | Navarretia intertexta subsp. propinqua | Lowell Ahart; John Dittes | 2013-7-22 | 18853 | Lassen | Drainage filled with dirt from construction of a pond, 10 yards south of the man made pond, about 140 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC99510 | Navarretia intertexta subsp. propinqua | Lowell Ahart; John Dittes | 2008-6-22 | 15031 | Lassen | On the banks of a small natural drainage, about 120 yards west of the road levee, open meadow area, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. | 1262 | Comment | ||
UC913382 | Navarretia intertexta subsp. propinqua | G. Thomas Robbins | 1945-9-24 | 2148 | Lassen | along Susanville to Pittville highway; Lassen National Forest | 1737 | Comment | ||
SJSU11520 | Navarretia leucocephala subsp. bakeri | J. W. Tilden | 1958-6-27 | 1295 | Lassen | Madeline, Madeline Plains | 1615 | Comment | ||
UC909068 | Navarretia leucocephala subsp. bakeri | G. L. Stebbins Jr. | 1949-8-6 | 4003 b | Lassen | between Susanville and McArthur (edge of Feather Lake); Feather Lake | 1676 | Comment | ||
JEPS121308 | Navarretia leucocephala subsp. leucocephala | Lowell Ahart | 2013-7-22 | 18851 | Lassen | 10 yards S of the man-made pond, about 140 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
CHSC117270 | Navarretia leucocephala subsp. minima | Lowell Ahart; John Dittes | 2016-7-15 | 21213 | Lassen | About 300 yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) notheast of Bieber, Big Valley. | 1261 | Comment | ||
POM312617 | Navarretia leucocephala subsp. minima | Malcolm A. Nobs, S. Galen Smith | 1949-5-29 | 756 | Lassen | Nubieber on Great Northern Railway, Highway 299 | Comment | |||
UC909096 | Navarretia leucocephala subsp. minima | G. L. Stebbins Jr. | 1949-8-6 | 4003 a | Lassen | between Susanville and McArthur (edge of Feather Lake); Feather Lake | 1676 | Comment | ||
CAS-BOT-BC230389 | Navarretia leucocephala subsp. minima | Lincoln Constance | 1946-7-3 | s.n. | Lassen | Madeline Station | Comment | |||
UC908650 | Navarretia leucocephala subsp. minima | Lincoln Constance | 1946-7-3 | Lassen | Madeline Station | Comment | ||||
SEINET2440301 | Navarretia linearifolia subsp. linearifolia | Leigh A. Johnson | 2006-7-2 | 06 -138 | Lassen | Lassen Nat. Forest, Long Lake vicinity. Off Hwy 44 at mile marker 20.74 (just E of jct between 44 and county road A21). Along shore between trees and water's edge, particularly at point where spur from Hwy 44 connects with road next to lake.; 0 | 1736 | Comment | ||
UC1143039 | Navarretia linearifolia subsp. linearifolia | L. R. Short and Wm. Gansberg | 1936-7-3 | S- 472 | Lassen | Burgess Spr. Exp. Range Lassen National Forest | 1844 | Comment | ||
UC1184061 | Navarretia linearifolia subsp. linearifolia | Jean Langenheim | 1957-6-22 | 4368 | Lassen | Said Valley Said Valley (northeastern part Lassen County) | Comment | |||
UC1609451 | Navarretia linearifolia subsp. linearifolia | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5616 | Lassen | on Rd 33N06 n Hwy 44 (sse flank of mt., nne of Burgess Meadow, ne of Poison Lake); Harvey Mtn. | 1798 | Comment | ||
POM74669 | Navarretia sinistra | Marcus E. Jones | 1897-6-26 | 10226 | Lassen | Susanville, Perkin's Ranch. | 1463 | Comment | ||
SEINET14160494 | Navarretia sinistra | D. W. Taylor | 2012-7-18 | 21281 | Lassen | Cascade Ranges, Windmill Flat (9tributary Juniper Creek, Pit River watershed, 11 miles S of Adin), Letterbox Hill. | 1707 | Comment | ||
CHSC115600 | Navarretia sinistra subsp. sinistra | Lowell Ahart; John Dittes | 2015-7-14 | 20521 | Lassen | Northwest of the pond, east part of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. | 1498 | Comment | ||
JEPS27169 | Nemacladus capillaris | Lauramay T. Dempster | 1961-6-17 | 1673 | Lassen | about 4 mi sw Gold Run Creek junction with Richmond Road (Gold Run Creek, s of Susanville); Gold Run Creek | Comment | |||
POM68111 | Nemacladus sigmoideus | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. | 1524 | Comment | ||
CHSC112404 | Nemophila pedunculata | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18724 | Lassen | Drainage filled with dirt from construction of a pond, 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 | ||
CHSC61157 | Nemophila pedunculata | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5389 | Lassen | Hwy. 44 between Poison Lake and A21 (to Westwood), 1.6 mi SE of Pittsville Rd. In a sagebrush scrub meadow on the S side of the road. | 1719 | Comment | ||
JEPS1932 | Nemophila pedunculata | L. Constance | 1938-6-10 | 2323 | Lassen | 2.6 mi sw Fredonyer Pass (McKenzie Meadows at Coppervale Ranger Station, Chester--Susanville Road); McKenzie Meadows, sw of Fredonyer Pass | 1524 | Comment | ||
NY1082721 | Nemophila pedunculata | N. H. Holmgren | 1978-6-11 | 8911 | 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 | ||
PASA2124 | Nemophila spatulata | Margaret Stason | 1932-6-21 | 439 | Lassen | Devil's Kitchen, Lassen National Park | Comment | |||
CAS-BOT-BC349855 | Nestotus stenophyllus | Alice Eastwood; John Thomas Howell | 1940-6-15 | 8314 | Lassen | Upper Willow Creek east of Hayden Hill | Comment | |||
CHSC44642 | Nestotus stenophyllus | J. D. Jokerst | 1983-5-30 | 1795 | Lassen | Ca. 1.5 miles north of the north edge of Eagle Lake ca. 1.0 mile N of Eagle Lake Rd 50 meters west of Highway 139. | Comment | |||
CHSC106075 | Nicotiana attenuata | Lowell Ahart; John Dittes | 2010-7-31 | 17022 | Lassen | On the north side of the road, about 40 yards west 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 | ||
CHSC31980 | Nicotiana attenuata | L. Ahart | 1974-7-9 | 544 | Lassen | Along Hwy 395, 1 mi n of jct Hwy 70 and Hwy 395. | 1524 | Comment | ||
SEINET6174383 | Nicotiana attenuata | A. Kowal, D. Mathews, S. Massed, S. Batiuk, B. Kalb | 2011-8-10 | NV 030 -594 | Lassen | Constantia fire, Constantia Road off Highway 395 | 1344 | Comment | ||
UC1125173 | Nicotiana attenuata | A. Simontacchi | 1940-7-2 | 934 | Lassen | Halls Flat Ranger Station; Lassen National Forest, Halls Flat Quad. | 1706 | Comment | ||
UCD126693 | Nicotiana attenuata | Gerald Dickinson | 1963-7-17 | 108 | Lassen | at entrance of Eagle Lake recreation site, Highway 139. | 1559 | Comment | ||
POM103204 | Nitrophila occidentalis | Marcus E. Jones | 1897-6-23 | s.n. | Lassen | Amedee. | 1220 | Comment | ||
CHSC60719 | Nothocalais troximoides | Vernon H. Oswald; Lowell Ahart | 1993-6-14 | 5529 | 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). Dunes on the upper beach between the road and the lake. | 1566 | Comment | ||
UC682109 | Nothocalais troximoides | G. L. Stebbins Jr. with A. A. Beetle | 1942-5-30 | 3238 | Lassen | on road to Adin 5.2 mi e Bieber | 1280 | Comment | ||
CAS-BOT-BC400059 | Nuphar polysepala | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10-15 miles west from Amedee | 1219 | Comment | ||
JEPS124824 | Oenothera deltoides | B. Wenegrat | 1969-7-8 | 52 | Lassen | off H. 395 8 miles S of Milford. | Comment | |||
JEPS124825 | Oenothera deltoides | C. Meek | 1969-7-8 | 68 | Lassen | Along Hi #395, 1 mi south of intersection to Herlong Army Depot, 8 mi. south of Milford. | Comment | |||
RSA8247 | Oenothera flava | Elmer I. Applegate | 1929-6-24 | 5881 | Lassen | Big Valley south of Bieber | Comment | |||
CHSC29938 | Onobrychis viciifolia | Robin L. Ondricek | 1978-6-6 | 71 | Lassen | 1.2 mi from Hwy 139 on the road to Eagle Lake Field Station. | 1499 | Comment | ||
CHSC71384 | Onopordum acanthium | Vernon H. Oswald; Beth Corbin, Gary Schoolcraft | 1998-7-13 | 9262 | Lassen | Near Bieber on Susanville Rd. (A2) 2.5 mi east of Hwy. 299. Roadside and fields. | 1280 | Comment | ||
CDA36782 | Onopordum acanthium | D. B. Joley | 1976-6-16 | 21 | Lassen | Grasshopper Lake. | 0 | Comment | ||
CHSC66716 | Oreostemma alpigenum var. andersonii | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8121 | Lassen | Forest Rd. 28N56 (D-Line) ca. 2 mi N of Dyer Mtn. Lookout, SSW of West-wood. | 1737 | Comment | ||
CAS-BOT-BC350041 | Oreostemma alpigenum var. andersonii | Hans Leschke | 1959-8-3 | 1595 | Lassen | Lassen Volcanic National Park. Grassy Swales | 1935 | Comment | ||
SEINET230278 | Orobanche corymbosa | Noel H. Holmgren, Patricia K. Holmgren | 1980-7-4 | 9509 | Lassen | Observation Peak south side of mountain 18 km (11mi) airline distance east of Ravendale. | 1890 | Comment | ||
UC1561410 | Orobanche corymbosa subsp. corymbosa | Barbara Ertter | 1987-7-25 | 7315 | Lassen | Ca 27 air miles NW of Susanville, FR33N02 to Harvey Valley W of junction with FR33N04. | Comment | |||
CAS-BOT-BC500270 | Orobanche uniflora subsp. occidentalis | Doris Kildale Gillespie | 1930-5-13 | 9368 | Lassen | Between Susanville and Janesville | Comment | |||
CAS-BOT-BC266614 | Orthocarpus cuspidatus | Lassen 1927 G. S. Crew | 1927-7-15 | 66 | Lassen | 1 mile W Bogard Ranger Station | 1737 | 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 | ||
UC1523713 | Orthocarpus cuspidatus subsp. cryptanthus | Gary Schoolcraft | 1981-7-6 | 616 | Lassen | near top Goodrich Mtn.; near top of Goodrich Mtn. | 1828 | Comment | ||
RSA165526 | Orthocarpus hispidus | Clare B. Hardham | 1961-6-17 | 7501 | Lassen | Baxter Creek S of Susanville. | Comment | |||
RSA337231 | Orthocarpus hispidus | Noel Holmgren, Patricia K. Holmgren | 1980-7-3 | 9483 | Lassen | US Highway 395, 7.4 km (4.6 mi) S of Ravendale. | 1620 | Comment | ||
JEPS117577 | Packera cana | Lowell Ahart, John Dittes | 2010-7-31 | 16990 | Lassen | About 2,300 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 | 1510 | 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 | ||
CHSC7639 | Packera multilobata | Beverley J. Wise | 1969-5-3 | 27 | Lassen | 4.5 mi. east of junction of Hwy 395 and Las. Co. 338 (Smokey Creek Road). | 1554 | Comment | ||
POM99654 | Paeonia brownii | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1616 | Comment | ||
SEINET10537847 | Paeonia brownii | Mary Susan Taylor | 1982-8-27 | Taylor 5053 | Lassen | T24N R17E sw/sw sec 7. Constantia quad. Crystal Peak summit area, Diamond Mts, ca. 6 air mi sw of Doyle. 7800 ft. | Comment | |||
SEINET10537856 | Paeonia brownii | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 2604 | Lassen | 6 mi n of hallelujah jct on us hwy 395, in artemisia tridentata, pinyon pine, Jeffery pine along high ridge and in sandy wash. | 1402 | Comment | ||
UC1131606 | Panicum capillare | H. S. Yates | 1936-8-11 | 6073 | Lassen | Baxter Creek Susanville Quad., Baxter Creek | Comment | |||
CAS-BOT-BC253786 | Panicum hillmanii | John Thomas Howell | 1973-7-10 | 49808 | Lassen | Doyle | Comment | |||
UC1258487 | Pectocarya penicillata | G. Schoolcraft | 1980-5-8 | 231 A | Lassen | e Herlong; Bureau of Land Management | 1219 | Comment | ||
HSC31343 | Pectocarya setosa | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19279 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
UC79157 | Pectocarya setosa | T. S. Brandegee | 1892-6-22 | Lassen | Honey Lake | Comment | ||||
SBBG68675 | Pedicularis attollens | S. W. Hutchinson | -Jun-1925 | 1092 | Lassen | Eagle Lake | 1554 | Comment | ||
UCR267420 | Pedicularis centranthera | Jim Andre, Glenn L. Clifton | 1993-6-14 | 30003 | Lassen | northeast base of Shaffer Mountain near Secret Creek, c. 20 mi east-northeast of Susanville | 1646 | Comment | ||
JEPS3332 | Pedicularis groenlandica | George Gillett | 1952-7-29 | 119 | Lassen | w slopes of Paradise Meadow; Lassen Volcanic National Park | 2148 | Comment | ||
UC506905 | Pedicularis semibarbata | George A. Fischer, Irwin H. Johnson | 1933-7-19 | F 272 | Lassen | Lassen National Forest | 1737 | Comment | ||
UC62506 | Pellaea | Baker and Nutting | 1894-5-25 | Lassen | Pine Creek | Comment | ||||
UC303057 | Pellaea brachyptera | Pearl Safford | Lassen | Susanville [uncertain locality] | Comment | |||||
SBBG85835 | Penstemon deustus | F. W. Pennell | 1940-6-9 | 25768 | Lassen | below basaltic ridge, hill W of Susanville | 1371 | Comment | ||
SD77352 | Penstemon deustus | Francis W. Pennell | 1940-6-7 | 25722 | Lassen | Route 299, 11 miles west of Nubieber | 1096 | Comment | ||
CHSC4441 | Penstemon deustus var. pedicellatus | K. R. Stern | 1967-6-30 | 2451 | Lassen | West Central side of Eagle Lake. | 1554 | Comment | ||
CHSC93676 | 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 | ||
CHSC4862 | Penstemon gracilentus | R. Carter | 1967-7-7 | 580 | Lassen | Collected ca. 20 yds from e shore of small reservoir. Dean's Meadow. | Comment | |||
JEPS11269 | Penstemon gracilentus | Jos. Grinnell | 1928-6-16 | Lassen | Eagle Lake Lassen Peak Region | 1584 | Comment | |||
JEPS11274 | Penstemon gracilentus | Brown and Wieslander | 1922-7-23 | 43 | Lassen | Martin Sprs , Martin Sprs (Eagle Lake) | Comment | |||
NY600695 | Penstemon gracilentus | G. H. True Jr. | 1938-7-14 | 959 | Lassen | Summit on Milford Grade, just on north slope | 1676.4 | Comment | ||
UC27451 | Penstemon gracilentus | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek Pine Creek | Comment | ||||
HSC21014 | Penstemon gracilentus | M. T. Milligan | 1964-7-16 | 142 | Lassen | 2 mi. W on the Silver Lake Rd., along Upper Susan River. | 1829 | Comment | ||
CHSC60419 | Penstemon heterodoxus var. shastensis | Mary Ann Showers | 1992-6-12 | Lassen | Lassen Volcanic National Park. Meadow enclosed by lava flow, Butte Lake. | 1859 | Comment | |||
CHSC68882 | Penstemon janishiae | Vernon Oswald; Lowell Ahart | 1997-6-24 | 8644 | Lassen | South of Susanville near the small pool on the crest of Diamond Mtn., about midway between Aspen Flat and Red Rock Lookout. | 2249 | Comment | ||
POM43270 | Penstemon miser | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
JEPS9341 | Penstemon neotericus | George W. Gillett | 1953-7-13 | 272 | Lassen | Westwood Junction, Highway 36 Lassen National Forest, Westwood Junction, Highway 36 (open areas near road) | 1562 | Comment | ||
NY627263 | Penstemon neotericus | A. A. Heller | 1938-7-28 | 15294 | Lassen | Pinus Ponderosa forest west of Westwood. | Comment | |||
SBBG28836 | Penstemon neotericus | A. A. Heller | 1939-7-28 | 15294 | Lassen | W of Westwood | 1524 | Comment | ||
NY627268 | Penstemon neotericus | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | Comment | |||
POM147859 | Penstemon neotericus | J. B. Feudge | 1927-7-20 | 1768 | Lassen | Westwood. | Comment | |||
RSA519227 | Penstemon neotericus | Karl Vincent | 1987-8-5 | 4499 | Lassen | Sierra Nevada, Roop Mtn. Along CA A1 ca 4 mi NW of jct CA 36, site ca 6 air miles WNW of Susanville. | 1738 | Comment | ||
SEINET5323576 | Penstemon procerus var. procerus | C. G. Gulling | 1905-1 | s.n. | Lassen | Big Meadows | Comment | |||
JEPS29104 | Penstemon roezlii | Lauramay T. Dempster | 1961-6-17 | 1680 | Lassen | just w Tule Mountain; just w of Tule Mountain | 1645 | 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 | ||
JEPS81837 | Penstemon roezlii | Rimo Bacigalupi with Lincoln Constance | 1959-6-16 | 7138 | Lassen | beside U.S. 395 one-fourth mi s of junction of road to Smoke Creek; s of junction of rd to Smoke Creek | 1341 | Comment | ||
UCD124154 | Penstemon roezlii | Mrs. H. C. Cantelow | 1941-5-24 | s.n. | Lassen | Balls Canyon, south of Secret Valley. | Comment | |||
CHSC107320 | Penstemon rydbergii var. oreocharis | Lowell Ahart; John Dittes | 2011-6-20 | 17502 | Lassen | Meadow, 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 | ||
CHSC12483 | Penstemon rydbergii var. oreocharis | Carol Weld | 1969-6-20 | 15 | Lassen | Dean's Meadow. | 1950 | Comment | ||
CHSC59826 | Penstemon rydbergii var. oreocharis | Mary Meyer | 1980-7-9 | Lassen | In dry meadows 1 mi northwest of Horse Camp Spring. | 1706 | Comment | |||
CHSC93700 | Penstemon rydbergii var. oreocharis | Lowell Ahart; John Dittes | 2005-6-2 | 11988 | Lassen | Along a small wash, east side of a poor dirt road, Long Valley, about 4 1/2 miles (air) northeast of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction. | 1427 | Comment | ||
RSA702452 | Penstemon rydbergii var. oreocharis | L. P. Janeway | 2004-6-26 | 8161 | Lassen | High Cascade Range. At Patterson Well in Patterson Flat; Blacks Mountain Experimental Forest. | 1767 | Comment | ||
SBBG66488 | Penstemon rydbergii var. oreocharis | S. W. Hutchinson | -Jun-1925 | 1088 | Lassen | Eagle Lake | 1554 | Comment | ||
UCSB6193 | Penstemon rydbergii var. oreocharis | Heller, A. | 1938-6-23 | Lassen | East of Westwood | 1493 | Comment | |||
CHSC12411 | Penstemon speciosus | Lynn R. Thomas | 1969-6-20 | 135 | Lassen | Just above Deans Meadow, ca. 6 mi. s of E. L. B. S. | 2011 | Comment | ||
CHSC13894 | Penstemon speciosus | L. E. Ray | 1967-6-24 | 33 | Lassen | Collected ca. 3 mi. se ELBS, above Upper Murrer Meadow. | 1524 | Comment | ||
CHSC25148 | Penstemon speciosus | L. E. Ray | 1967-6-24 | 52 | Lassen | Collected ca. 8 miles s ELBS, Deans Meadow. | 1950 | Comment | ||
CHSC64811 | Penstemon speciosus | Vernon H. Oswald | 1995-5-31 | 6812 | Lassen | Modoc Plateau. Smoke Creek Ranch Rd. 2.0 mi e of Hwy. 395, between Litchfield and Ravendale. | 1341 | 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 | ||
JEPS101465 | Penstemon speciosus | Dean W. Taylor | 1974-6-14 | 3721 | Lassen | Janesville Grade road about 4 miles SSW Janesville, Plumas National Forest | 1706 | Comment | ||
JEPS28986 | Penstemon speciosus | Frances D. Payne | 1929-7-12 | 86 | Lassen | ridge above Lost Lake (southern end Warner Range); , ridge above Lost Lake | 2286 | Comment | ||
JEPS9349 | Penstemon speciosus | George W. Gillett | July 1953 | 273 | Lassen | Fredonyer Pass Lassen National Forest, Fredonyer Pass (Highway 36) | 1752 | Comment | ||
POM44291 | Penstemon speciosus | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
UC1063512 | Penstemon speciosus | A. Simontacchi | 1940-6-8 | 24250 | Lassen | 4.1 mi e Halls Flat Ranger Station; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
UC1142999 | Penstemon speciosus | August L. Hormay | 1934-6-30 | Lassen | Harvey Valley Lassen National Forest | 1615 | Comment | |||
UC1527430 | Penstemon speciosus | Gordon H. True Jr. | 1936-6-25 | 529 | Lassen | e Harvey Ranger Station (Harvey Valley); , e of Harvey Ranger Station | 1767 | Comment | ||
UC423512 | Penstemon speciosus | David D. Keck | 1930-7-23 | 947 | Lassen | Reno Junction Sierra Nevada, Reno Junction (southeastern Lassen County) | 1493 | Comment | ||
UC423671 | Penstemon speciosus | David D. Keck | 1930-7-23 | 950 | Lassen | Susanville Sierra Nevada, Susanville | 1280 | Comment | ||
RSA38458 | Penstemon speciosus | Philip A. Munz | 1947-5-19 | 11877 | Lassen | Hwy 395, 3.5 miles S of Ravendale. | 1616 | Comment | ||
UC1012214 | Penstemon speciosus | Francis W. Pennell | 1940-7-23 | 26254 | Lassen | Route 395, 2 mi n of junction with Route #24 (ne of Plumas); ne of Plumas | 1524 | Comment | ||
OBI75899 | Penstemon sudans | Anthony Baniaga and R. Bomberger, R. Bomberger | 2011-7-28 | 478 | Lassen | Lassen Natl Forst. Hwy 36, ca. 1/4 mi E of "Fredonyer Pass Winter OHV Parking Lot" Fredonyer Pass quad T29N R10E sec 2 NW of SW | 1950 | Comment | ||
SEINET5323638 | Penstemon sudans | G. Schoolcraft | 1998-7-8 | 2752 | Lassen | Along Hwy 139 about 3 mi. n. os Susanville. | 1402 | Comment | ||
CHSC49042 | Penstemon venustus | Vernon Oswald | 1986-7-22 | 2219 | Lassen | Hwy. 36, ca. 1 mi ne of Fredonyer Pass. | 1706 | Comment | ||
SEINET12335380 | Penstemon venustus | K. A. Vincent | 1987-1 | 4500 | Lassen | Sierra Nevada, SE side of Fredonyer Butte, N side of CA 36 ca 11.5 mi WSW of Susanville | 1585 | Comment | ||
JEPS107689 | Perideridia bolanderi | Lowell Ahart, John Dittes | 2005-6-1 | 11916 | Lassen | Along a small wash, on the east side of a poor road, Long Valley, about 4 1/2 miles (air) north of the intersection of Scott Road and Highway 70, 6.0 miles (air) northwest of Hallelujah Junction | 1425 | Comment | ||
CHSC64859 | Perideridia bolanderi subsp. bolanderi | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6900 | Lassen | Modoc Plateau. Between Litchfield and Rravendale on Smoke Creek Ranch Rd., 7.6 mi e of Hwy. 395. | 1444 | Comment | ||
NY1102238 | Perideridia bolanderi subsp. bolanderi | W. W. Eggleston | 1911-5-29 | 6704 | Lassen | Vicinity of Doyle Station | Comment | |||
UC1123141 | Perideridia bolanderi subsp. bolanderi | A. Simontacchi | 1940-6-11 | 846 | Lassen | 3.7 mi sse Black Mtn.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
SEINET10545979 | Perideridia bolanderi subsp. bolanderi | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 506 | Lassen | 6 mi. N of Hallelujah Jct. on U.S. Hwy 395, in Artemisia tridentata, Pinyon pine, Jeffery pine along highridge and in sandy wash. | 1402 | Comment | ||
CHSC105249 | 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 | ||
OBI77201 | Persicaria amphibia | Anthony Baniaga | 2011-7-23 | 517 | Lassen | Lassen NF. Poison Lake. Poison Lake quad T32N R7E sec 4 | 1707 | Comment | ||
CAS-BOT-BC413523 | Persicaria amphibia | John Thomas Howell | 1975-7-23 | 51405 | Lassen | Along Hwy. 395 between Johnstonville and Janesville | 1280 | Comment | ||
CHSC704 | Phacelia adenophora | A. Santos | 1946-6-20 | Lassen | Grasshopper Valley. | 1615 | Comment | |||
CHSC7682 | Phacelia adenophora | Beverley J. Wise | 1969-5-3 | 49 | Lassen | 6.1 mi. junction with Hwy 395 on Las. Co. Rd. 338. | 1615 | Comment | ||
HSC28828 | Phacelia adenophora | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19305 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
JEPS17754 | Phacelia adenophora | Rimo Bacigalupi with G. T. Robbins | 1955-7-21 | 5429 | Lassen | along Smoke Creek Ranch rd 8 mi e U.S. Hwy. 395 (se part of valley); Secret Valley | 1402 | Comment | ||
RSA293371 | Phacelia adenophora | Reino Alava | 1957-7-5 | 1136 | Lassen | 4.8 miles south of Ravendale on Highway 395. | Comment | |||
UC1088434 | Phacelia adenophora | Peter H. Raven and Otto T. Solbrig | 1958-6-17 | 13281 | Lassen | 5.7 mi s Ravendale | Comment | |||
UC1226488 | Phacelia adenophora | Arthur Cronquist and Arthur H. Holmgren | 1959-6-17 | 8479 | Lassen | along roadside 1 mi s Ravendale (40 mi ne of Susanville) | 1615 | Comment | ||
UC1401312 | Phacelia adenophora | D. B. Dunn | 1956-7-3 | 11917 | Lassen | on hwy 395 31 mi ne Johnstonville (n side of flats) | Comment | |||
UC1483800 | Phacelia adenophora | G. Schoolcraft | 1980-5-30 | 248 | Lassen | along Hwy 395 n Mud Flat; Secret Valley Area | 1359 | Comment | ||
UC1603542 | Phacelia adenophora | Arnold Tiem, Margaret Williams, and Jan Nachlinger | 1988-6-2 | 11701 | Lassen | on hwy 395 3.4 road mi n Wendel road (from Susanville to Alturas, s side of mt., w of hwy); Shaffer Mt. | 1386 | Comment | ||
UC735114 | Phacelia adenophora | Lincoln Constance | 1946-7-3 | 3100 | Lassen | 16 mi w Termo; Grasshopper Valley | 1676 | Comment | ||
UCD120257 | Phacelia adenophora | Arnold Tiehm; Margaret Williams, Jan Nachlinger | 1988-6-2 | 11701 | Lassen | South side of Shaffer Mt., 3.4 road miles north of the Wendel road on highway 395 from Susanville to Alturas. | 1386 | Comment | ||
UC1537532 | Phacelia hastata | Gordon H. True | 1936-6-27 | 566 | Lassen | Hot Spring Mountain | 1676 | Comment | ||
CHSC14192 | Phacelia hastata subsp. hastata | M. S. Taylor | 1974-6-28 | 274 | Lassen | Scattered on w shore of Pelican Point in Eagle Lake, ca. 13 mi nw of Susanville. | 1524 | Comment | ||
CHSC29888 | Phacelia hastata subsp. hastata | Robin L. Ondricek | 1978-8-9 | 121 | Lassen | 0.1 mi w of intersection with road which passes Colman Lake. | 1889 | Comment | ||
HSC82200 | Phacelia heterophylla | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6055 | Lassen | Along Modoc Nation Forest Rd. 2 mi. NE of Ash Creek Campground | 1524 | 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 | ||
RSA122631 | Phacelia heterophylla subsp. virgata | L. R. Short | 1936-6-30 | S- 463 | Lassen | Burgess Spr. Exp. Range. | 1817 | Comment | ||
JEPS17612 | Phacelia humilis | Rimo Bacigalupi with G. Thomas Robbins | 1955-7-20 | 5405 | Lassen | 4.4 mi s Patterson Ranger Station (s end of mts., e edge of meadow); Modoc Nat. Forest, Warner Mts., Long Valley Meadow | 2057 | Comment | ||
UC24377 | Phacelia humilis | Mrs. C. C. Bruce | June 1898 | 2191 | Lassen | Susanville Antelope hills | Comment | |||
POM266183 | Phacelia inundata | J. T. Howell | 1934-7-8 | s.n. | Lassen | Spaldings Resort; Eagle Lake | Comment | |||
CHSC5265 | Phacelia linearis | J. Wolf | 1946-6-20 | Lassen | Eagle Lake. Grasshopper Valley. | 1624 | Comment | |||
CHSC80208 | Phacelia linearis | Jeanne Boze | 1981-6-13 | 117 | Lassen | On northeast slope of Gallatin Peak. | 1981 | Comment | ||
JEPS2134 | Phacelia linearis | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | Lassen | near Chat; Honey Lake Valley | Comment | ||||
POM73492 | Phacelia linearis | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
RSA428037 | Phacelia linearis | Rockwell | 1925-7-1 | s.n. | Lassen | Eagle Lake | Comment | |||
UCD150392 | Phacelia linearis | William Anderson | 1963-6-2 | s.n. | Lassen | Eagle Lake. | Comment | |||
NY1056499 | Phacelia lutea var. lutea | M. J. Williams | 1986-5-12 | 86- 21 --1 | Lassen | Smoke Creek Road, east of Highway 395 | 1448 | Comment | ||
CHSC23109 | Phacelia ramosissima | Robert A. Schlising | 1974-6-25 | 3149 | Lassen | East side of Eagle Lake, just south of Eagle Lake Field Station; basaltic rocks from Black Mt. lava flow near Bly Tunnel. | Comment | |||
CHSC29886 | Phacelia ramosissima var. eremophila | Robin L. Ondricek | 1978-8-2 | 109 | Lassen | In moss covered basalt on top of the ridge se of ELFS. | 1609 | Comment | ||
OBI82828 | 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 | ||
CHSC59552 | Phacelia ramosissima var. ramosissima | M> Meyer | 1980-7-8 | 514 | Lassen | Amongst rocks (lg.) and junipers on top of Grasshopper Ridge. | 1724 | Comment | ||
NY1057982 | Phacelia thermalis | H. D. D. Ripley | 1943-6-15 | 5761 | Lassen | Smoke Creek, northeast of Viewland | 1341 | Comment | ||
SEINET3091880 | Phacelia thermalis | Arnold Tiehm, Raymond Evans, James Young. | 1984-6-7 | 8595 | Lassen | Flats on the Northwest side of Shaffer Mountain, 9 air miles North-northwest of Litchfield. | 1372 | Comment | ||
UC710908 | Phacelia thermalis | C. L. Hitchcock | 1940-5-26 | 6641 | Lassen | 1 mi w Bieber; floodplain of Pitt River | Comment | |||
CHSC66740 | Phalaris arundinacea | Vernon H. Oswald; Lowell Ahart | 1996-8-1 | 8108 | Lassen | Mountain Meadows Reservoir SW of Westwood. On the shore of the reservoir NE of Indian Ole Dam. | 1539 | 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 | ||
UC23928 | Phlox austromontana | M. S. Baker and Frank Nutting | 1894-7-12 | Lassen | Pine Creek | Comment | ||||
UC106950 | Phlox diffusa | T. S. Brandegee | 1892-7-2 | Lassen | Susanville | Comment | ||||
SEINET11263184 | Phlox diffusa | Barbara Ertter | 1990-5-13 | 8964 | Lassen | McCoy Road N of Westwood, 3 miles from junction with A21, ca 6 airmiles N of Westwood.; 0 | 1676 | Comment | ||
JEPS91153 | Phlox douglasii subsp. rigida | Dean W. Taylor | 1974-6-14 | 3715 | Lassen | Poison Lake, on Hwy 44 ca. 2 miles W from the junction with Pittville Road | 1615 | Comment | ||
RSA647574 | Phlox longifolia | Marion P. Harthill | 1971-6-21 | 227 | Lassen | Ravendale | Comment | |||
CHSC36447 | Phlox stansburyi | Susan H. Euing | 1982-6-4 | 1 | Lassen | Ca. .5 mi e of Murrers Upper Meadow, rd along e edge. | Comment | |||
JEPS107929 | 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 | ||
RSA271915 | Phlox stansburyi | Christopher Davidson | 1975-6-7 | 2750 | Lassen | 1 mile E of Beckwourth Pass on Hwy 70. | 1524 | Comment | ||
POM94709 | Phoenicaulis cheiranthoides | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt. Susanville. Perkin's Ranch. | 2226 | Comment | ||
UC465860 | Phoradendron densum | Franklin P. Nutting | 1900-7-6 | Lassen | s. side Dixey Mts. | Comment | ||||
CDA33273 | Phyllodoce breweri | Margaret Bellue | 1938-8-1 | Lassen | Lassen National Park: Bumpas Hell | 0 | Comment | |||
CHSC6220 | Pinus contorta subsp. murrayana | P. Balch | 1955-7-3 | Lassen | Eagle Lake Resort. | 1615 | Comment | |||
SEINET11610645 | Pinus lambertiana | David Charlet | 1996-7-8 | 2291 | Lassen | Diamond Mts; Sierra Nevada Janesville Grade, Great Basin drainage (Honey Lake) | 1859 | Comment | ||
CHSC21478 | Pinus monticola | M. S. Taylor | 1975-7-16 | 841 | Lassen | On trail between Echo Lake and Summit Lake, Lassen National Park. | 2133 | Comment | ||
CHSC84893 | Pinus ponderosa | L. P. Janeway; B. Castro | 2003-10-5 | 8005 | Lassen | High Cascade Range. Cone Lake and trailhead parking area (trail 1.3 km southwest into Caribou Wilderness Area). | 2055 | Comment | ||
RSA518540 | Pinus ponderosa | George K. Helmkamp | 1990-10-4 | 12 | Lassen | South of Susanville in Plumas National Forest; north of Milford Pass. | 1463 | Comment | ||
SEINET12521273 | Pinus ponderosa var. ponderosa | J. Mapes | s.n. | Lassen | Susanville Peak Area. NW corner of Township | Comment | ||||
CAS-BOT-BC227994 | Plagiobothrys | Ella Dales Cantelow | 1941-5-22 | 3474 | Lassen | 5 miles W of Susanville, State Highway 36 | Comment | |||
POM204143 | Plagiobothrys bracteatus | J. T. Howell | 1934-7-10 | 12540 | Lassen | Patterson Flats | Comment | |||
CHSC117271 | Plagiobothrys cusickii | Lowell Ahart; John Dittes | 2016-7-15 | 21212 | Lassen | About 300 yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1261 | Comment | ||
JEPS121292 | Plagiobothrys cusickii | Lowell Ahart, John Dittes | 2013-7-22 | 18870 | Lassen | 10 yards S of the man-made pond, about 140 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. | Comment | |||
RSA0105587 | Plagiobothrys cusickii | Lowell Ahart, John Dittes | 2013-7-22 | 18870 | Lassen | 10 yards south of the man made pond, about 140 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-BC224973 | Plagiobothrys hispidulus | John Thomas Howell | 1934-7-10 | 12549 | Lassen | Long's [Longs] Well | Comment | |||
JEPS28658 | Plagiobothrys hispidulus | George W. Gillett | 1957-7-21 | 860 | Lassen | 300 yd n trail summit (Juniper Lake-Cameron Meadow trail); Lassen Volcanic National Park | 2118 | Comment | ||
RSA0001862 | Plagiobothrys humifusa | Marcus E. Jones | 1897-6-18 | s.n. | Lassen | Chat. [also Chats, a former settlement] | 1524 | Comment | ||
UC1483869 | Plagiobothrys leptocladus | G. Schoolcraft | 1980-5-7 | 223 | Lassen | n shore Honey Lake Island; n shore Honey Lake Island | 1219 | Comment | ||
RSA128304 | Plagiobothrys mollis | P. H. Raven, Otto T. Solbrig | 1958-6-17 | 13258 | Lassen | Along U.S. Hwy 395, 7.1 miles W of Standish. | Comment | |||
JEPS119646 | Plagiobothrys mollis var. mollis | Lowell Ahart, John Dittes | 2012-7-9 | 18283 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
JEPS94124 | Plagiobothrys tenellus | Vernon H. Oswald and Lowell Ahart | 1998-5-22 | 9093 | Lassen | Hwy. 395 at an intermittent drainage crossing the rd. 2.3 mi. s. of Milford | 1255 | Comment | ||
SBBG19323 | Plagiobothrys torreyi | C. B. Hardham | 1961-6-17 | 7509 | Lassen | Baxter Crk, S of Susanville | 1676 | Comment | ||
JEPS103179 | Plantago lanceolata | G. Schoolcraft | 2000-6-5 | 2897 | Lassen | Hwy 395 and Johnstonville Road near Susanville Airport | 1310 | Comment | ||
POM260454 | Plectritis congesta subsp. brachystemon | C. Leo Hitchcock | 1940-5-26 | 6604 | Lassen | Lava beds ca 12 miles north of Fall River Mills (Shasta Co.) on Fall River. | 1372 | Comment | ||
UC100821 | Plectritis macrocera | unknown | 1890-1 | Lassen | Milford | Comment | ||||
UC1924225 | Plectritis macrocera | Debra Valov | 2004-6-8 | 2004249 | Lassen | Bieber; off County A2 c. 8 km east of Hwy 299 | 1274 | Comment | ||
CAS-BOT-BC326713 | Pleiacanthus spinosus | Gordon H. True | 1973-8-22 | 7658 | Lassen | North shore of Honey Lake ca. 5 miles east of Janesville and just west of Hartson Reservoir | Comment | |||
CAS-BOT-BC261046 | Poa | Clarence R. Quick | 1961-6-21 | 61 -30 | Lassen | Adjacent to Road 21, Blacks Mountain Experimental Forest northeast of Lassen Peak | 1798 | Comment | ||
UCD143647 | Poa | George A. Fischer; Irwin H. Johnson | 1933-7-14 | F 245 | Lassen | Lassen Nat'l Forest; Patterson Flat. | 1737 | Comment | ||
UC1136987 | Poa X fibrata | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 245 | Lassen | Patterson Flat; Lassen Nat'l Forest | 1737 | Comment | ||
CAS-BOT-BC255679 | Poa bolanderi | Clare B. Hardham | 1971-8-22 | 18912 | Lassen | Diamond Mountain | 2133 | 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 | |||
CHSC36503 | Poa bulbosa | Theresa Costa | 1982-6-2 | 22 | Lassen | Ca. 3.5 mi e jct Hwy I39 and Ravendale Rd, ca 5 yd n Ravendale Rd. Creekside. | Comment | |||
HSC10643 | Poa bulbosa | D. E. Anderson | 1969-7-5 | 5000 | Lassen | Freedonyer Pass, 15 mi. W of Susanville | 1752 | Comment | ||
RSA450966 | Poa bulbosa | Barbara Shervanick | 1974-5-7 | 1265 | Lassen | Highway 396, just south of Milford; Cascade Mountain Range | 1372 | Comment | ||
SACT001821 | Poa bulbosa | Herbert Mason | 1949-5-29 | Lassen | Highway 299. In marsh. | Comment | ||||
UC1024887 | Poa bulbosa | Leo Whitney | 1935-5-29 | 3129 | Lassen | Bieber | Comment | |||
UC1100399 | Poa bulbosa | Herbert L. Mason, Malcolm A. Nobs, and S. Galen Smith | 1949-5-29 | 758 | Lassen | on Great Northern RR, Hwy 299 <Nubeiber> | Comment | |||
SEINET10868155 | Poa bulbosa | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17757 | Lassen | Approx. 12 mi S of Adin on Calif. Hwy 139, in basalt & clay; along edge of road on rolling knol, in Artemisia-Juniper assoc. | 1372 | Comment | ||
UCD90920 | Poa cusickii | Leo Whitney | 1935-6-19 | 3265 | Lassen | Camp 10, Fruit Grower's Supply Company, Lassen National Forest. | Comment | |||
UC1024837 | Poa cusickii subsp. cusickii | Leo Whitney | 1935-6-10 | 3219 | Lassen | Camp 10 Fruit Grower's Supply Company | Comment | |||
UC1533157 | Poa cusickii subsp. cusickii | G. Schoolcraft | 1986-6-25 | 1644 | Lassen | 3 mi nw Termo | 1615 | Comment | ||
RSA129249 | Poa palustris | H. S. Yates | 1936-8-12 | 6079 | Lassen | McKenzie Meadows | 1524 | Comment | ||
SEINET10523355 | Poa pratensis | Billy Joe Cox | 1971-6-11 | Cox 3188 | Lassen | 1 mi W of Westwood, on CA Hwy 36; scattered Pinus ponderosa, Pseudotsuga menziesii, Arctostaphylos, and Ceanothus all volcanic soils, rather flat & arid. | Comment | |||
UC1037135 | Poa pratensis subsp. pratensis | Leo Whitney | 1935-5-27 | 3126 | Lassen | Bieber | Comment | |||
UCR244104 | Poa pratensis subsp. pratensis | Jim Andre, G. L. Clifton | 1993-6-9 | 19698 | 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 | ||
JEPS126492 | Poa secunda | Jennifer Mueller, A. Brambila | July 6-15, 2016 | CA 370 -227 | Lassen | Head south through Eagleville, CA to Bare Ranch. | Comment | |||
JEPS126508 | Poa secunda | Alejandro Brambila, Michael Dolan | 2016-7-7 | CA 320 -157 | Lassen | Ash Valley road 1 mi past Holbrook Reservoir. | Comment | |||
RSA101643 | Poa secunda | D. D. Keck | 1944-7-8 | 5449 | Lassen | 1.5 mi W. of Susanville, on rim of plateau overlooking Susan River canyon | 1341 | Comment | ||
CAS-BOT-BC236254 | Poa secunda subsp. juncifolia | David D. Keck | 1944-7-8 | 5447 | Lassen | 2 miles E of Westwood, in meadow leading down to Mountain Meadows Reservoir | 1524 | Comment | ||
CHSC77270 | Poa secunda subsp. juncifolia | G. Schoolcraft | 1994-7-6 | 2350 | Lassen | About 1.5 miles NE of Red Rock Lake. | 2042 | Comment | ||
UC1037128 | Poa secunda subsp. juncifolia | Leo Whitney | 1935-6-19 | 3259 | Lassen | Camp 10 Fruit Grower's Supply Company; Lassen Nat'l Forest | Comment | |||
UC718010 | Poa secunda subsp. juncifolia | David D. Keck | 1944-7-8 | 5449 | Lassen | 1.5 mi w Susanville (rim of plateau overlooking Susan River canyon); Sierra Nevada | 1341 | Comment | ||
UCD92368 | Poa secunda subsp. juncifolia | J. B. Davy | 17-24 Jun 1897 | s.n. | Lassen | Honey Lake Valley. | Comment | |||
UCD92385 | Poa secunda subsp. juncifolia | William Martin | 1963-7-18 | s.n. | Lassen | 3-4 miles S of Doyle. Long Valley Creek, Rowland Ranch. | Comment | |||
UCD92393 | Poa secunda subsp. juncifolia | C. C. Rowland | 1944-7-11 | s.n. | Lassen | Doyle. | Comment | |||
UCD92396 | Poa secunda subsp. juncifolia | A. H. Shunk | 1923-7-28 | s.n. | Lassen | Madeline. | Comment | |||
UCD92427 | Poa secunda subsp. juncifolia | L. D. Whitney | 1935-6-26 | s.n. | Lassen | Near Fruit Grower's Supply Co., Camp 10. | Comment | |||
CHSC23556 | Poa secunda subsp. secunda | W. O. Baum | 1971-7-5 | 12 | Lassen | E slope of Gallatin Peak. | 1981 | Comment | ||
CHSC30521 | Poa secunda subsp. secunda | Sandra C. Morey | 1980-4-26 | 78 | Lassen | Hwy. 139, ca. 1.0 mi. s of jctn. with Hwy. 299. | 1284 | Comment | ||
SEINET7294129 | Poa secunda subsp. secunda | John Thomas Howell, Gordon H. True; Margaret Williams | 1973-1 | 49197 | Lassen | In open yellow pine forest, Elysian Valley northwest of Janesville. | 1326 | Comment | ||
UC1024839 | Poa secunda subsp. secunda | Leo Whitney | 1935-6-10 | 3217 | Lassen | Camp 10 Fruit Grower's Supply Company; Lassen Nat'l Forest | Comment | |||
UC1024933 | Poa secunda subsp. secunda | Leo Whitney | 1935-6-28 | 3344 | Lassen | Bieber | Comment | |||
UC1132881 | Poa secunda subsp. secunda | A. Simontacchi | 1940-5-14 | 719 | Lassen | 10.2 mi e Coyote Spring; Lassen Nat'l Forest, Halls Flat Quadrangle | Comment | |||
UCD92016 | Poa secunda subsp. secunda | A. H. Shunk | 1923-1 | 14 | Lassen | Hayden Hill. | Comment | |||
HSC68792 | Poa wheeleri | Gary Schoolcraft | 1979-7-3 | 112 | Lassen | 4.3 mi. up Observational Lookout Rd. from Horne Ranch Rd. | 2134 | Comment | ||
CHSC60907 | Pogogyne floribunda | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5675 | Lassen | N side of 34N12 just E of the railroad at Halls Flat Well, ca. 11 mi (air) NNW of Poison Lake. | 1737 | 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 | ||
UC449772 | Polemonium occidentale | Franklin P. Nutting | 1894-7-28 | Lassen | Bridge Creek Bridge Creek (Northern California) | Comment | ||||
CHSC29868 | Polyctenium fremontii | Robin L. Ondricek | 1978-6-20 | 66 | Lassen | At edge of tree line around Mahogany Lake; s of Eagle Lake. | 2057 | Comment | ||
CHSC532 | Polyctenium fremontii | 1944-6-30 | Lassen | Grasshopper Valley. | 1624 | Comment | ||||
CAS-BOT-BC74171 | Polyctenium fremontii | Gary Schoolcraft | 1984-7-9 | 1287 | Lassen | On s. south of Fillman Road 3.8 miles west of Highway 395. | 1609 | Comment | ||
RSA340001 | Polyctenium fremontii | Gary Schoolcraft | 1984-7-9 | 1287 | Lassen | South of Fillman Road, 3.8 miles west on Hwy 395 | 1610 | Comment | ||
NY661121 | Polyctenium williamsiae | B. Corbin | 2002-6-4 | 1078 | Lassen | Mud Flat-south end, East side of Highway 395. | 1347.2 | Comment | ||
SEINET5326413 | Polyctenium williamsiae | A. Tiehm, J. Nachlinger, M. J. Williams | 1988-1 | 11703 | Lassen | On highway 395 from Susanville to Alturas, 6.6 road miles N of the Wendel Road. | 1347 | Comment | ||
HSC63730 | Polygala subspinosa | Teresa Prendusi | 1980-5-19 | Lassen | Slope above Secret Creek Canyon | 1433 | Comment | |||
UC1101132 | Polygonum amphibium var. stipulaceum | Verne Grant and Irving Schneider | 1947-9-5 | 8369 | Lassen | by Sam Webb's Place (Spaulding) (nw shore of lake); Eagle Lake | Comment | |||
CHSC117541 | Polygonum aviculare | Lowell Ahart; John Dittes | 2016-7-13 | 21133 | Lassen | 20 yards south of the overflow, about 30 yards north of the dam, 180 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. | 1289 | Comment | ||
CAS-BOT-BC413932 | Polygonum aviculare subsp. aviculare | John Thomas Howell | 1973-7-10 | 49796 | Lassen | Susanville | 1295 | Comment | ||
UC1562677 | Polygonum davisiae | Barbara Ertter | 1988-7-25 | 7863 | Lassen | ridge ca 1.5 mi e Diamond Peak (ca 10 air mi due s of Susanville); Diamond Mts. | 2286 | Comment | ||
CAS-BOT-BC414491 | Polygonum douglasii | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50683 | Lassen | Slope south and southeast of Diamond Mt. | 2286 | Comment | ||
CHSC64889 | Polygonum douglasii subsp. johnstonii | Vernon H. Oswald; Lowell Ahart | 1995-6-19 | 6880 | Lassen | Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. In a shallow wash. | 1383 | Comment | ||
CHSC66255 | Polygonum douglasii subsp. johnstonii | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7864 | Lassen | Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. Locally common in open woods on the W side of the meadow ca. 0.4 mi S of the cabins. | 1633 | Comment | ||
UC1603213 | Polygonum polygaloides | J. Guardino | 1993-5-22 | 167 | Lassen | near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road | 1264 | Comment | ||
CAS-BOT-BC419857 | Polygonum polygaloides subsp. confertiflorum | John Thomas Howell | 1976-7-20 | 52031 | Lassen | About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek | 1432 | Comment | ||
UC1258489 | Polygonum polygaloides subsp. confertiflorum | G. Schoolcraft | 1980-7-10 | 299 | Lassen | along Rice Canyon Rd in grazing enclosure Bureau of Land Management | 1548 | Comment | ||
UC1594529 | Polygonum polygaloides subsp. confertiflorum | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5104 a | Lassen | on s side of Hwy 44 1.2 mi se County Rd. A21 (between Old Station and Susanville); Long Lake | 1745 | Comment | ||
CHSC29856 | Polygonum polygaloides subsp. kelloggii | Robin L. Ondricek | 1978-7-5 | 81 | Lassen | In grass and among trees along the ne edge of Mahogany Lake. | 2057 | Comment | ||
CHSC4773 | Polygonum polygaloides subsp. kelloggii | R. Carter | 1967-6-27 | 559 | Lassen | Ca. 10 yds. off n side of rd., 1.75 mi w of Eagle Lake Biology Station. | 1584 | Comment | ||
CHSC61056 | Polygonum polygaloides subsp. kelloggii | Vernon H. Oswald; Lowell Ahart | 1993-8-3 | 5749 | Lassen | Cooper Swamp located E of Silver Lake just E of the Caribou Wilderness, ca. 13 mi (air) N of Lake Almanor. In small patches of more of less bare ground along the E side of the swamp. | 1932 | Comment | ||
CHSC6231 | Polygonum polygaloides subsp. kelloggii | R. Gein | 1946-6-12 | Lassen | Webb's Camp, Eagle Lake. | 1554 | Comment | |||
UC1136189 | Polygonum polygaloides subsp. kelloggii | A. Simontacchi | 1940-6-4 | 807 | Lassen | 14.8 mi w Harvey Mtn. Lookout; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
UC1136191 | Polygonum polygaloides subsp. kelloggii | A. Simontacchi | 1940-5-21 | 760 | Lassen | 4.1 mi sse Blacks Mtn.; Lassen National Forest, Halls Flat Quadrangle | Comment | |||
CAS-BOT-BC419904 | Polygonum polygaloides subsp. kelloggii | John Thomas Howell; Gordon H. True; Wayne Dakan | 1974-7-30 | 50649 | Lassen | Slope south and southeast of Diamond Mt. | 2286 | Comment | ||
CAS-BOT-BC420163 | Polygonum sawatchense subsp. sawatchense | John Thomas Howell | 1934-6-14 | 12148 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
UC6701 | Polygonum sawatchense subsp. sawatchense | M. S. Baker and Frank Nutting | 1894-7-3 | Lassen | Dixey Valley | Comment | ||||
HSC97193 | Polygonum spergulariiforme | L. Ahart | 2003-8-17 | 10515 | Lassen | E side of Hwy. 36, 1/4 mi. SW of the Susan River, 8 air mi. SW of Susanville | 1434 | Comment | ||
CAS-BOT-BC420977 | Polygonum spergulariiforme | Clarence R. Quick | 1964-7-29 | 64 -87 | Lassen | Blacks Mt. Experimental Forest | 1798 | Comment | ||
CAS-BOT-BC232547 | Polypogon monspeliensis | Louella Bass | 1982-6-20 | s.n. | Lassen | 0.5 mile W of Karlo | Comment | |||
JEPS88211 | Polypogon monspeliensis | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7791 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead located off Hwy. 36, trailside just s.e. of Hwy 36 bridge spanning the Susan R.); Modoc Plateau, Bizz Johnson Trail | 1402 | Comment | ||
RSA719889 | Polypogon monspeliensis | Michael A. Vincent, K. Levings | 2006-7-29 | 12915 | Lassen | Along Rt 395, 46.9 road miles SE of Johnstonville, 13.9 miles N of Sierra County line. | Comment | |||
SEINET10885945 | Populus tremuloides | Karen M. Meyer, Andrew Townesmith | 2007-7-21 | Meyer 141 | Lassen | Lassen National Forest. 1.3 mi. on rd. 110, off Hwy. A21. | 1821 | Comment | ||
CHSC29892 | Porterella carnosula | Robin L. Ondricek | 1978-7-5 | 87 | Lassen | The ne edge of Mahogany Lake between the water and the trees. | 2057 | Comment | ||
OBI75891 | Porterella carnosula | Anthony Baniaga and D. Lepley, D. Lepley | 2011-8-17 | 502 | Lassen | Lassen Natl Forest. Unnamed ephemeral pool, E of Silver Bowl Camp. Bogard Buttes quad. T31N R7E sec 35 SW of SE | 1905 | Comment | ||
SEINET10460824 | Porterella carnosula | Peter H. Raven | 1958-6-17 | Raven 13294 | Lassen | Adobe fields along United States Highway 395, 4.8 miles south of Madeline | Comment | |||
CHSC7716 | Portulaca oleracea | Beverley J. Wise | 1969-6-3 | 6 | Lassen | Susanville, 833 Mark St. | 1310 | Comment | ||
CHSC4839 | 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 | ||
UCR228122 | Potamogeton diversifolius | R. F. Thorne, Larry E. DeBuhr | 1975-8-22 | 47201 | Lassen | Modoc Plateau, Hwy 395, c. 5 mi north of Madeline [at Smith Reservoir] and c. 5.5 mi south of Modoc Co. line | 1616 | Comment | ||
SEINET4689828 | Potamogeton foliosus var. foliosus | B. L. Wilson, D. Lytjen | 2005-7-28 | 11482 | Lassen | Deep creek near confluence with a smaller stream | 1359 | Comment | ||
RSA748317 | Potamogeton natans | K. M. Meyer, A. Townesmith | 2007-7-21 | 146 | Lassen | Lassen National Forest. 1.3 mile on Road 10 to Silver Lake off Road 110. Pine forest, lake. | 1963 | Comment | ||
UCD170231 | Potamogeton natans | K. M. Meyer; A. Townesmith | 2007-7-21 | 146 | Lassen | Lassen National Forest. 1.3 mile on Road 10 to Silver Lake off Road 110. | 1963 | Comment | ||
UC1100076 | Potamogeton pectinatus | Verne Grant, Irving Schneider | 1947-7-31 | 8201 | Lassen | sw of Madeline (George Williams' Ranch); Madeline Plan | Comment | |||
SEINET3893473 | Potamogeton pusillus | Arnold Tiehm, Gary Schoolcraft | 1984-8-14 | 9247 | Lassen | Buckhorn Reservoir on the south side of Buckhorn road to Ravendale, about 6 road miles west of the state line.; 0 | 1698 | Comment | ||
CHSC65370 | Potamogeton zosteriformis | Vernon H. Oswald; Beth Corbin, Mike Dolan | 1995-8-26 | 7220 | Lassen | Warner Mtns. Blue Lake located ca. 13 mi SE of Likely. Along the W shore of the lake. | 1859 | Comment | ||
CAS-BOT-BC143401 | Potentilla | John Thomas Howell | 1976-7-20 | 52022 | Lassen | Along Willard Creek near its confluence with Susan River, about 5 miles west of Fredonyer Pass | 1432 | Comment | ||
OBI77552 | Potentilla biennis | Anthony Baniaga | 2011-7-23 | 460 | Lassen | Lassen Natl Forest. Poison Lake. Poison Lake quad. T32N R7E sec 4 | 1700 | Comment | ||
SDSU9114 | Potentilla biennis | D. F. Howe | 1964-7-31 | 3901 | Lassen | Parsnip Creek, Warner Mtns, Modoc National Forest. | 1829 | Comment | ||
CHSC27742 | Potentilla glandulosa subsp. ashlandica | N. E. Heiken | 1978-7-5 | 76 | Lassen | S of Eagle L., E shore of Mahogany L. | 2060 | Comment | ||
CHSC99535 | Potentilla gracilis var. fastigiata | Lowell Ahart; John Dittes | 2008-6-20 | 14954 | Lassen | In meadow, about 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
CAS-BOT-BC158477 | Potentilla gracilis var. gracilis | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7997 | Lassen | Bieber | Comment | |||
SEINET10540584 | Potentilla klamathensis | Katherine L. Morris | 1973-5-25 | Morris 253 | Lassen | 27.7 miles nw of the junction of hwy 36 and 44 on hwy 44, at robber's spring, In an open meadow on one side of the hwy with yellow pine, white fir and open On the other side | Comment | |||
CHSC7046 | Potentilla millefolia | E. L. Williams | 1969-4-28 | 18 | Lassen | Meadow on Highway 32, 58 mi toward Chester. | 259 | Comment | ||
CAS-BOT-BC158514 | Potentilla millefolia | G. D. Hanna | 1958-9-22 | s.n. | Lassen | Road from Caribou Lake to Cone Lake | Comment | |||
CHSC105253 | Poteridium annuum | Lowell Ahart; John Dittes | 2010-7-31 | 17003 | 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 | ||
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 | ||
JEPS62498 | Prunella vulgaris var. lanceolata | Brown and Wieslander | 1922-7-30 | 23 | Lassen | Martin Sprs Eagle Lake; , Martin Sprs | Comment | |||
SD149134 | Prunella vulgaris var. lanceolata | John Thomas Howell, Gardon H. True and Margaret Williams | 1973-6-28 | 49443 | Lassen | Elysian Valley, west of Janesville. | 1326 | Comment | ||
CHSC106677 | Prunus andersonii | Zachary Garcia | 2008-5-3 | Lassen | Fort Sage Mtns. OHV Trailhead and Trail to Indian Springs. | 1439 | Comment | |||
CHSC71098 | Prunus andersonii | Vernon H. Oswald; Lowell Ahart | 1998-5-22 | 9119 | Lassen | Road to ORV parking area in Fort Sage Mtns. 1.1 mi east of Fort Sage Rd., ca. 5 mi NNE of Doyle. | 1447 | Comment | ||
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 | ||
RSA0037144 | Prunus andersonii | B. Villegas | 2011-3-26 | s.n. | Lassen | Hallelujah Junction. NE corner of HWY 395 & HWY 70 intersection. | Comment | |||
SEINET10542398 | Prunus andersonii | Paul Gallian, David B. Dunn | 1971-6-2 | Gallian 461 | Lassen | 6 miles n of hallelujah junction on us hwy 395, in artemisa tridentata, pinyon Pine, jeffrey pine along high ridge and in sandy wash | 1402 | Comment | ||
UCD113460 | Prunus fasciculata | T. I. Storer | 1932-7-18 | s.n. | Lassen | 4.5 miles northwest of Doyle. | 1310 | Comment | ||
CHSC6259 | Prunus virginiana var. demissa | R. Gein | 1946-6-11 | Lassen | Eagle Lake. On Pine Creek. | 1580 | Comment | |||
CHSC64853 | Prunus virginiana var. demissa | Vernon H. Oswald | 1995-6-26 | 6931 | Lassen | Modoc Plateau. Ash Valley Rd. (Lassen 527), 9.9 mi w of Madeline, ca. 0.5 mi w of the reservoir at Fleming Sheep Camp and along the stream coming from the same. | 1609 | Comment | ||
UCD113534 | Prunus virginiana var. demissa | W. Robert Powell | 1985-7-30 | 3080 c | Lassen | about 3 miles WNW of Susanville on narrow flood plane of Piute Creek. | 1402 | Comment | ||
CHSC13511 | Pseudognaphalium thermale | J. Pitts | 1972-6-29 | 293 | Lassen | 3 mi se of Five Points on e side of road. | Comment | |||
UCD91501 | Pseudoroegneria spicata | Beecher Crampton | 1954-7-5 | 2053 | Lassen | Along Hwy 36, 4.5 miles west of Susanville. | 1432 | Comment | ||
JEPS124656 | Psilocarphus brevissimus var. brevissimus | Laurel Loeblich | 1964-7-1 | 66 | Lassen | Collected 17.6 mi. north of Susanville on highway 139 in ditch on west side of road about 2 meters from road. | Comment | |||
SJSU10070 | Psilocarphus tenellus | L. Hooker | 1965-7-12 | Lassen | by Hwy 139 c. 8.3 mi NE of Susanville | 1645 | Comment | |||
UCD136178 | Pteridium aquilinum var. pubescens | John Thomas Howell; Gordon H. True | 1973-5-12 | 49175 | Lassen | Sierra Nevada, Elysian Valley northwest of Janesville. | 1325 | Comment | ||
CAS-BOT-BC453500 | Pterospora andromedea | John Thomas Howell; Gordon H. True | 1973-7-31 | 50024 | Lassen | Sierra Nevada, on road from Janesville to Thompso Peak, Diamond Range | 1737 | Comment | ||
CDA38860 | Pterospora andromedea | H. Wilkerson & W. F. Cruickshank | Sep 1964 | s.n. | Lassen | Hayden Hill. | 0 | Comment | ||
SEINET3823221 | Pterospora andromedea | A. A. Heller | 1938-7-28 | 15302 | Lassen | About 2 miles east of Westwood in leaf mold. Transition Life Zone | 1524 | Comment | ||
CHSC99494 | Puccinellia lemmonii | Lowell Ahart; John Dittes | 2008-6-20 | 14967 | Lassen | Saline area, about 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
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 | ||
CDA32666 | Puccinellia lemmonii | Gary Schoolcraft | 2000-6-19 | 2906 | Lassen | Flat southeast of Ravendale BLM Fire Station. | 0 | Comment | ||
JEPS103184 | Puccinellia nuttalliana | G. Schoolcraft | 2000-6-12 | 2908 | Lassen | Cold Spring Reservoir at NE end of Madeline Plains | 1645 | Comment | ||
CDA32668 | Puccinellia nuttalliana | M. D. Collins | Jun 1923 | Lassen | Edge of Honey Lake | 0 | Comment | |||
SEINET10833156 | Purshia tridentata | David B. Dunn, Billy Joe Cox | 1971-6-2 | Dunn 17784 | Lassen | 6 miles n of hallelujah junction on us hwy 395, in artemesia tridentata, pinyon Pine, jeffery pine along high ridge and in sandy wash | 1402 | Comment | ||
CAS-BOT-BC147824 | Purshia tridentata var. tridentata | M. S. Taylor | 1982-5-7 | 4431 | Lassen | Reno Junction on Hwy 70, just e of Beckwourth Pass | 1524 | Comment | ||
UC12841 | Purshia tridentata var. tridentata | Mrs. R. M. Austin and Bruce | Jun 1898 | 2345 | Lassen | high mts. | Comment | |||
CAS-BOT-BC462758 | Pyrola dentata | Louella Bass | 1973-6-23 | EU- 130 | Lassen | Elysian Valley | 1325 | Comment | ||
RSA0080608 | Pyrola dentata | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain. Susanville. Perkin's Ranch. | 1829 | Comment | ||
RSA0084313 | Pyrola picta | Diana D. Jolles, Erik M. Beaston | 2011-7-5 | 442 | Lassen | Lassen National Forest near area where Susan River flows through Clover Valley. Thinning unit near intersection of A-21 road and Silver Lake Road some miles south of Highway 44. | 1784 | Comment | ||
CHSC60880 | Pyrrocoma carthamoides var. cusickii | Vernon H. Oswald; Lowell Ahart | 1993-7-8 | 5667 | Lassen | Pittville Rd. (Lassen 111, 36N01) 3.0 mi N of Hwy. 44, NE of Poison Lake. | 1709 | Comment | ||
UC1561924 | Pyrrocoma hirta var. hirta | Barbara Ertter | 1987-7-25 | 7312 a | Lassen | Pine Creek Valley at junction of Bridge Creek Springs Road ca 22 airmiles nw Susanville; Pine Creek Valley | 1737 | Comment | ||
UC1584018 | Pyrrocoma hirta var. lanulosa | G. Schoolcraft | 1990-8-1 | 2119 | Lassen | about 1 mi s Heath Reservoir | 1737 | Comment | ||
UC506929 | Pyrrocoma hirta var. lanulosa | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F 242 | Lassen | Patterson R.S. Lassen National Forest, Patterson R.S. | 1737 | 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 | ||
CDA18269 | Pyrrocoma racemosa var. paniculata | G. D. Barbe | 1974-8-2 | 1934 | Lassen | Long Valley; Hallelujah Junction, northwest corner of jct of US Hwy 395 and Hwy 70. | 1524 | Comment | ||
RSA88088 | Pyrrocoma racemosa var. paniculata | J. T. Howell | 1951-8-20 | 28227 | Lassen | Honey Lake Valley near Herlong | 1280 | Comment | ||
UC21043 | Pyrrocoma racemosa var. paniculata | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3380 | Lassen | Honey Lake Valley | Comment | |||
CAS-BOT-BC94255 | Quercus garryana | Alice Eastwood; John Thomas Howell | 1940-6-11 | 7966 | Lassen | Eastern Fall River Valley | Comment | |||
JEPS41362 | Quercus garryana | James Griffin | 1964-8-4 | 1272 | Lassen | along county road from Little Valley to Dixie Valley | 1341 | Comment | ||
UCD46633 | Quercus kelloggii | John Thomas Howell; Gordon H. True | 1973-5-12 | 49159 | Lassen | Sierra Nevada. Elysian Valley. | 1325 | Comment | ||
UCSB12079 | Quercus kelloggii | Muller, Cornelius | 1956-6-17 | Lassen | 6 1/2 mi. NW of Milford, 34 mi. SE of Buntingville along W shore of Honey Lake | Comment | ||||
OBI77065 | Quercus palustris | Anthony Baniaga | 2011-10-15 | 516 | Lassen | Susanville. Lassen County superior court parking lot. Susanville quad T30N R12E sec 33 SW of SW | 1280 | Comment | ||
CHSC12437 | Ranunculus | Robert W. Severin | 1969-6-20 | 1 | Lassen | 1 mile sw E.L.B.S. on west side of Murrer's Upper Meadow; along irrigation ditch. | 1569 | Comment | ||
JEPS55017 | Ranunculus alismifolius var. alismifolius | Leland S. Smith | 1927-5-25 | 3 | Lassen | near Westwood Junction; Lassen Forest, Norval Flat | 1747 | Comment | ||
CHSC61174 | Ranunculus alismifolius var. lemmonii | Vernon H. Oswald; Lowell Ahart | 1993-5-12 | 5380 | Lassen | Canal crossing Hwy. 44, 3.5 mi NW of A21 (to Westwood). On the N side of the road and on the E side of the canal. | 1729 | Comment | ||
CDA24294 | Ranunculus aquatilis | Gordon Leppig | 1998-7-13 | 969 | Lassen | Modoc National Forest. Blue Lake Ranch. | Comment | |||
HSC95453 | Ranunculus aquatilis | Gordon Leppig, Tony LaBanca | 1997-6-29 | 539 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1101365 | Ranunculus aquatilis var. capillaceus | Verne Grant and Irving Schneider | 1947-7-30 | 8197 | Lassen | Tule Lake; w end | Comment | |||
SEINET10536066 | Ranunculus aquatilis var. capillaceus | Mary Susan Taylor | 1974-1 | Taylor 282 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
CHSC112752 | Ranunculus aquatilis var. diffusus | Lowell Ahart; John Dittes | 2013-7-23 | 18891 | Lassen | Margins of a man made pond, about 150 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
RSA523410 | Ranunculus cymbalaria var. saximontanus | Rodney H. True | 1936-6-26 | 544 | Lassen | Honey Lake Valley- Willow Creek Valley Road. | 1524 | Comment | ||
JEPS28454 | Ranunculus flammula | George W. Gillett | 1957-7-22 | 872 | Lassen | Snag Lake Lassen Volcanic National Park (s shore) | 1850 | Comment | ||
SEINET10535979 | Ranunculus occidentalis | Mary Merello | 1993-6-28 | Merello 749 | Lassen | Lassen National Forest, Poison Lake. Along Hwy. 44 just south of the Hwy. 89, Hwy. 44 intersection. Open pine-scrub and wetlands around lake. Volcanic soils. | 1700 | Comment | ||
UCD96933 | Ranunculus occidentalis | 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 | ||
JEPS94133 | Ranunculus testiculatus | Vernon H. Oswald and Lowell Ahart | 1988-5-22 | 9101 | Lassen | ca. 3 mi. n. Doyle (Hackstaff Rd. 1.0 mi. s. of Laver Crossing Rd., 0.2 mi. n. of Fort Sage Rd.) | 1316 | Comment | ||
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 | ||
CHSC60392 | Ranunculus uncinatus var. uncinatus | Mary Ann Showers | 1992-6-13 | 2539 | Lassen | Lassen Volcanic National Park. Meadow along trail from Snag Lake jct to Widow Lake. | 1828 | Comment | ||
CAS-BOT-BC362886 | Ratibida columnifera | John Thomas Howell | 1974-7-9 | 50486 | Lassen | SW. of Wildcat Point, Eagle Lake | 1554 | Comment | ||
UCD135418 | Ratibida columnifera | G. Douglas Barbe | 1974-8-20 | 1939 | Lassen | north end of the Glenn-Eagle airstrip, southwest corner of Eagle Lake, 0.8 mile north of Eagle Lake Resot. | Comment | |||
JEPS127178 | Rhaponticum repens | Lowell Ahart, John Dittes | 2016-7-15 | 21229 | Lassen | 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 | |||
UC1587100 | Rhaponticum repens | G. Schoolcraft | 1991-7-31 | 2203 | Lassen | just n of Hall Spring; Shinn Mts. | 1706 | Comment | ||
SEINET5845254 | Ribes | C. G. Gulling | 1905-1 | 1537 | Lassen | Big Meadows | Comment | |||
CHSC7763 | Ribes aureum | Beverley J. Wise | 1969-5-4 | 98 | Lassen | North shore of Leavitt Lake, south side Hwy 395. | 1266 | 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 | ||
CHSC23566 | Ribes cereum | W. O. Baum | 1971-6-28 | 40 | Lassen | E slope of Gallatin Peak at edge of fire trail. | 1920 | Comment | ||
HSC95270 | Ribes inerme var. inerme | Gordon Leppig | 1998-7-12 | 947 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1587075 | Ribes roezlii | G. Schoolcraft | 1991-7-30 | 2191 | Lassen | n side Widow Mountain (Bear Spring) | 1780 | Comment | ||
SEINET177615 | Ribes velutinum | M. E. Jones | 1897-6-25 | s.n. | Lassen | Susanville | 1341 | Comment | ||
UC1136911 | Ribes velutinum | L. R. Short and Wm. Gansberg | 1936-7-9 | S- 481 | Lassen | MDM, Burgess Spr. Exp. Range Lassen Forest | 1783 | Comment | ||
UC773883 | Ribes velutinum | L. R. Short and Wm. Gansberg | 1936-7-9 | S- 481 | Lassen | Burgess Spring Experiment Range Lassen Forest | 1783 | Comment | ||
SEINET10482959 | Ribes velutinum | Mary Susan Taylor | 1974-1 | Taylor 288 | Lassen | Vicinity of Eagle Lake, ca. 13 mi NW of Susanville. | Comment | |||
CHSC23568 | Ribes viscosissimum | W. O. Baum | 1971-6-21 | 32 | Lassen | E slope on fire trail on Gallatin Peak. | 1920 | Comment | ||
UC1523807 | Ribes viscosissimum | Gary Schoolcraft | 1982-8-9 | 860 | Lassen | near Susanville; Diamond Mtn. | 2011 | Comment | ||
RSA0023959 | Ribes viscosissimum | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
CAS-BOT-BC363010 | Rigiopappus leptocladus | John Thomas Howell; Gordon H. True; Margaret Williams | 1973-5-12 | 49205 | Lassen | Elysian Valley northwest of Janesville | 1325 | Comment | ||
CAS-BOT-BC363012 | Rigiopappus leptocladus | Doris Kildale Gillespie | 1930-5-12 | 9341 | Lassen | 2 miles north of Susanville on road to Alturas | Comment | |||
JEPS29198 | Rigiopappus leptocladus | Lauramay T. Dempster | 1961-6-17 | 1672 | Lassen | Gold Run Creek about 4 mi sw of junction with Richmond Road (s of Susanville); Gold Run Creek | Comment | |||
SEINET2054605 | Rigiopappus leptocladus | Arnold Tiehm, Margaret Williams, Jan Nachlinger | 1988-6-2 | 11700 | Lassen | South side of Shaffer Mt., 3.4 road miles North of the Wendel road on highway 395 from Susanville to Alturas, west of highway. | 1386 | Comment | ||
JEPS95976 | Rorippa curvisiliqua | Vernon H. Oswald and L. Ahart | 1999-6-9 | 9758 | Lassen | Between Westwood and Susanville on Hwy 36 1.3 mi east of Fredonyer Pass: T29N R10E NW1/4 Sect. 22, 5400 ft elevation, mixed coniferous forest | 1645 | Comment | ||
CHSC117291 | Rorippa curvisiliqua var. orientalis | Lowell Ahart; John Dittes | 2016-7-13 | 21115 | 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 | ||
CHSC13796 | Rorippa nasturtium-aquaticum | Cathy Crittenden | 1970-7-8 | 31 | Lassen | Lower Murrer's Meadow; by Willow Creek. | 1463 | Comment | ||
CHSC5023 | Rorippa nasturtium-aquaticum | L. G. Bennett | 1967-6-24 | 45 | Lassen | Murrers Meadow, near Eagle Lake. | 1493 | Comment | ||
SEINET10448589 | Rorippa obtusa | Mary Susan Taylor | 1974-7-8 | Taylor 264 | Lassen | Ca. 1 mi N of Honey Lake, ca. 1 mi S of Standish, Honey Lake Wildlife Refuge. | Comment | |||
CHSC117284 | Rorippa palustris var. fernaldiana | Lowell Ahart; John Dittes | 2016-7-15 | 21218 | Lassen | Along a ditch west of the road, about 100 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CHSC75481 | Rorippa sinuata | Vernon H. Oswald; Lowell Ahart | 1999-6-9 | 9735 | Lassen | Hwy. 395 northeast of Susanville and north of Smoke Creek Ranch Rd. at Mud Flat. On the bank between the highway and the playa. | 1348 | Comment | ||
NY182160 | Rorippa sinuata | G. Schoolcraft | 1989-6-6 | 1901 | Lassen | North end of Secret Valley west of Hwy. 395. | 1350.3 | Comment | ||
POM312442 | Rorippa sinuata | Verne Grant, Irving Schneider | 1947-8-1 | 8226 | Lassen | Irrigation ditch running southwest into State Fish and Game nesting area on west end of Section 19, Madeline Plain. | Comment | |||
UC1567407 | Rorippa sinuata | G. Schoolcraft | 1989-6-6 | 1901 | Lassen | n end Secret Valley w Highway 395; n end Secret Valley | 1350 | Comment | ||
CHSC12463 | Rosa woodsii subsp. ultramontana | Robert W. Severin | 1969-6-26 | 44 | Lassen | Springs area 1 mile north of Galatin Beach, 3 mi s of E.L.B.S. | 1645 | Comment | ||
JEPS45639 | Rosa woodsii var. ultramontana | W. L. Jepson | 1918-8-3 | 7801 | Lassen | Honey Lake Valley | 1219 | Comment | ||
JEPS47284 | Rosa woodsii var. ultramontana | W. L. Jepson | 1939-8-11 | 19372 | Lassen | Milford | 1280 | Comment | ||
CHSC23481 | Rubus leucodermis | Wayne O. Baum | 1971-7-5 | 71 -84 | Lassen | E. slope of Gallatin Peak. | 2072 | Comment | ||
CHSC106088 | Rumex acetosella | Lowell Ahart; John Dittes | 2010-7-31 | 17001 | 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 | ||
CHSC117299 | Rumex crispus | Lowell Ahart; John Dittes | 2016-7-13 | 21134 | Lassen | Along the west edge of the pond, 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. | 1289 | Comment | ||
HSC95219 | Rumex crispus | Gordon Leppig | 1998-7-12 | 962 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1191289 | Rumex crispus | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1481 | Lassen | 1 mi n Doyle; Long Creek | Comment | |||
CAS-BOT-BC433634 | Rumex lacustris | James Jokerst | 1983-7-25 | 1891 | Lassen | Near Madeline Plains. | 1614 | 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 | ||
CHSC106224 | Rumex paucifolius | Arthur C. Barrett | 1915-7-2 | 12 | Lassen | Laufman Ranger Station. | 1463 | Comment | ||
UC1542940 | Rumex paucifolius | G. Schoolcraft | 1987-4-29 | 1689 | Lassen | Ash Valley RNA Ash Valley | 1554 | Comment | ||
UC6958 | Rumex paucifolius | Mrs. R. M. Austin | Jun 1894 | Lassen | Willow Creek Valley | Comment | ||||
JEPS39934 | Rumex salicifolius var. lacustris | W. L. Jepson | 1918-8-15 | 7997 | Lassen | Grasshopper Valley | 1615 | Comment | ||
UC1036083 | Rumex salicifolius var. lacustris | Annie M. Alexander and Louise Kellogg | 1946-8-11 | 5152 | Lassen | 4 to 6 mi s Madeline | Comment | |||
UC1136137 | Rumex salicifolius var. lacustris | E. Sawyer | 1935-6-27 | 228 | Lassen | Long Valley Sierraville Quad. | 1310 | Comment | ||
CHSC65318 | Rumex salicifolius var. salicifolius | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7188 | Lassen | Horse Lake Rd. (Lassen 536) at the railroad crossing 1 mi W of Hwy.395, N of Susanville. | 1645 | Comment | ||
CHSC113065 | Rumex stenophyllus | Lowell Ahart; John Dittes | 2013-7-22 | 18866 | Lassen | North margin of road levee, about 100 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CAS-BOT-BC434262 | Rumex triangulivalvis | John Thomas Howell | 1934-7-8 | 12486 | Lassen | Spalding's, Eagle Lake | Comment | |||
POM203794 | Rumex venosus | J. T. Howell | 1934-7-8 | 12486 | Lassen | Spaldings Resort; Eagle Lake | Comment | |||
UCD150405 | Rumex venosus | William Anderson | 1963-6-2 | s.n. | Lassen | Honey Lake Refuge. | Comment | |||
UC1051438 | Sagittaria cuneata | Herbert L. Mason | 1955-8-13 | 14647 a | Lassen | Willow Creek Valley | Comment | |||
UC935793 | Sagittaria cuneata | Calvin McMillan and Malcolm A. Nobs | 1949-6-15 | 785 | Lassen | Nubieber | Comment | |||
NY188399 | Salix eriocephala subsp. mackenzieana | R. D. Dorn | 1972-6-2 | 1492 | Lassen | Willow Creek, about 15 miles SSE of Adin | 1524.0 | Comment | ||
JEPS107443 | Salix exigua | Lowell Ahart, John Dittes | 2005-6-1 | 11905 | Lassen | On the north side of Scott Road, east side of the railroad underpass, Long Valley, about 4 3/4 miles (air) north of the intersection of Scott Road and Highway 70, 6.2 miles (air) northwest of Hallelujah Junction | 1459 | Comment | ||
UC1134871 | Salix exigua | C. W. Hanks | 1934-9-28 | 97 | Lassen | Long Valley s of Honey Lake (near Plumas Nat'l Forest); Sierraville Quadrangle | Comment | |||
RSA716142 | Salix jepsonii | L. Ahart, John Dittes | 2005-6-2 | 11947 | Lassen | About 1.5 miles NE of the Anderson Ranch home. Long Valley. About 6 (air) miles N of the intersection of Scott Road and Hwy 70. 7.5 (air) miles NW of Hallelujah Jct. | 1602 | Comment | ||
CAS-BOT-BC128175 | Salix lasiandra var. lasiandra | G. Schoolcraft | 1999-5-7 | 2822 | Lassen | Susanville | 1371 | Comment | ||
JEPS107868 | Salix lasiandra var. 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 | ||
CAS-BOT-BC107368 | Salix lasiolepis var. lasiolepis | A. G. Brenneis | 1928-5-28 | 2 | Lassen | Lassen National Forest, 1/2 mi. East of Willow Springs | 1371 | Comment | ||
CAS-BOT-BC124637 | Salix lemmonii | M. B. Kildale | 1926-9-11 | 2788 | Lassen | Susanville | 1524 | Comment | ||
POM209469 | Salix lemmonii | Carleton R. Ball | 1932-7-24 | 687 | Lassen | Mt. Lassen Highway. 0.6 mile N of Sulphur Works Checking Station. Lassen Volcanic National Park. | 1982 | Comment | ||
UC1776696 | Salix lemmonii | G. Schoolcraft | 1994-8-3 | 2425 | Lassen | About 1.5 miles SW of Boot Lake | 2011 | Comment | ||
NY187800 | Salix lucida subsp. caudata | J. T. Howell | 1973-5-12 | 49221 | Lassen | Elysian Valley northwest of Janesville | 1325.9 | Comment | ||
SEINET10417120 | Salix lucida subsp. caudata | G. Schoolcraft | 1995-5-14 | 2477 | Lassen | W of Susan Hills subdivision, SW of Susanville. | 1372 | Comment | ||
CHSC66404 | Salix lucida subsp. lasiandra | Vernon H. Oswald; Lowell Ahart | 1996-6-17 | 7790 | Lassen | Modoc Plateau. Bizz johnson Trail accessed at Devils Corral Trailhead located off of Hwy. 36 ca. 7 mi W of Susanville. Growing on the edge of the Susan River at the Hwy. 36 bridge. | 1402 | 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 | ||
RSA715977 | Salix lucida subsp. lasiandra | L. Ahart, John Dittes | 2005-6-2 | 11925 | Lassen | Along a small ditch. Along the road. Near the Anderson Ranch home. Long Valey. About 4.75 miles (air) N of the intersection of Scott Rd and Hwy 70. 6.2 miles (air) NW of Hallelujah Jct. | 1460 | Comment | ||
UCD125447 | Salvia aethiopis | L. Myler | 1951-1 | s.n. | Lassen | Exact location unknown. | Comment | |||
CHSC64790 | Salvia dorrii var. dorrii | Vernon H. Oswald | 1995-5-24 | 6757 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) 3.3 mi e of Amedee Rd. at Wendel. | 1280 | Comment | ||
CHSC12487 | Sambucus mexicana | Carol Weld | 1969-6-26 | 45 | Lassen | 7.8 miles SW of Eagle Lake Field Station. | 1584 | Comment | ||
CHSC60277 | Sambucus mexicana | P. V. Caldwell | 1972-6-23 | 247 | Lassen | Irrigation ditch at headwaters of Willow Creek, Upper Murer's Meadow, on the bank. | Comment | |||
UC773940 | Sambucus mexicana | L. R. Short and J. Warren | 1936-7-28 | S- 490 | Lassen | Burgess Spring Experiment Range Lassen National Forest | 1859 | Comment | ||
CAS-BOT-BC238592 | Sambucus nigra subsp. caerulea | John Thomas Howell | 1974-7-10 | 50548 | Lassen | Elysian Valley | 1325 | Comment | ||
UC1598734 | Sanicula tuberosa | M. S. Baker and Frank Nutting | 1894-7-9 | Lassen | Pine Creek | Comment | ||||
CDA19211 | Sarcobatus vermiculatus | D. Kratville | 2001-6-21 | s.n. | Lassen | Modoc Plateau; Outside of Susanville. | 0 | Comment | ||
UCD101770 | Sarcobatus vermiculatus | Beecher Crampton | 1960-6-19 | 5730 | Lassen | southeast of Karlo; along U.S. Hwy 395. | Comment | |||
CHSC6239 | Sarcodes sanguinea | Sam Webb | 1946-6-8 | Lassen | Roop Mountain, Eagle Lake. | 2133 | Comment | |||
HSC17991 | Sarcodes sanguinea | M. T. Milligan | 1964-7-17 | 146 | Lassen | 3.5 mi. W of Eagle Lake Rd. on Marrill Flat Rd. | 1677 | Comment | ||
RSA719710 | Schoenoplectus acutus | Michael A. Vincent, K. Levings | 2006-7-29 | 12918 | Lassen | Along Rt 395, 46.9 road miles SE of Johnstonville, 13.9 miles N of Sierra County line. | Comment | |||
CHSC93678 | Schoenoplectus pungens var. longispicatus | Lowell Ahart; John Dittes | 2005-6-2 | 11975 | 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 | ||
SEINET10751251 | Scirpus acutus var. occidentalis | Andrew Townesmith, Karen M. Meyer | 2007-7-22 | Townesmith 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. T31N R7E S35 NW 1/4. | 1980 | Comment | ||
CHSC61594 | Scirpus microcarpus | Arthur G. Barrett | 1915-8-18 | 35 | Lassen | Plumas National Forest. Laufman Ranger Station. | 1463 | Comment | ||
SEINET3815589 | Scirpus microcarpus | Marcus E. Jones | 1897-1 | Lassen | Susanville | 1341 | Comment | |||
UC1100879 | Scirpus nevadensis | Malcolm A. Nobs, S. Galen Smith | 1949-7-22 | 1073 | Lassen | ne side Eagle Lake; ne side Eagle Lake | 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 | |||
POM313136 | Scribneria bolanderi | H. L. Mason, Malcom A. Nobs, S. Galen Smith | 1949-5-29 | 759 | Lassen | On Great Northern Railroad , Highway 299, Nubeiber. | Comment | |||
CAS-BOT-BC214188 | Scutellaria | John Thomas Howell | 1976-7-19 | 51978 | Lassen | Gold Run Creek southwest of Susanville, Sierra Nevada | 1386 | Comment | ||
NY415691 | Scutellaria holmgreniorum | N. H. Holmgren | 1980-7-5 | 9524 | Lassen | 21.9 km (13.6 mi.) from U.S. Hwy. 395 via Rye Patch Canyon, 24 km (15 mi) airline distance SE of Ravendale | 1580 | Comment | ||
CHSC91527 | Scutellaria nana | L. P. Janeway | 2005-7-4 | 8461 | Lassen | High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41. | 1752 | Comment | ||
HSC82199 | Scutellaria nana | Thomas W. Nelson, Jane P. Nelson | 1980-7-6 | 6054 | Lassen | Along Ash Creek at Ash Creek Campground | 1494 | Comment | ||
UC1137775 | Scutellaria nana | August L. Hormay | 1934-7-2 | Lassen | 1/4 mi nw of Black's Mountain; Lassen National Forest | 1706 | Comment | |||
UC1549235 | Scutellaria nana | Richard Olmstead | 1983-7-2 | 415 | Lassen | 16 mi s of Ravendale (1 mi s of rest area, near small stream, along US 395); US 395 | 1444 | Comment | ||
CAS-BOT-BC240082 | Secale cereale | Margaret Williams; Steven Williams | 1974-7-26 | 74 -L-38 | Lassen | Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 | 1493 | Comment | ||
CAS-BOT-BC363325 | Senecio aronicoides | Jean Langenheim | 1957-6-26 | 4372 | Lassen | Northwest Said Valley, north-eastern part of Lassen County | 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 | ||
UC1143033 | Senecio aronicoides | L. R. Short | 1936-6-2 | S- 355 | Lassen | Burgess Spring Experimental Range Lassen National Forest | 1865 | Comment | ||
UC506921 | Senecio aronicoides | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F- 253 | Lassen | Lassen Forest | 1783 | Comment | ||
CAS-BOT-BC363326 | Senecio aronicoides | A. A. Heller | 1938-6-4 | 15143 | Lassen | West of Fredonyer Pass | 1676 | Comment | ||
SEINET10801294 | Senecio aronicoides | Katherine L. Morris, David B. Dunn; Melvin L. Conrad | 1973-5-25 | Morris 230 | Lassen | Collected 7.6 mi. NW of Jct. of Hwy. 36 & 44 on Hwy. 44, in an area of yellow pine and incense cedar; very moist area. | Comment | |||
CHSC114299 | Senecio eurycephalus var. lewisrosei | B. Villegas | 2010-6-17 | Lassen | South of Adin; Hwy. 139 at Milepost 58. On both sides of the road. | Comment | ||||
CHSC60822 | Senecio hydrophiloides | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5600 | Lassen | Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. Meadow. | 1725 | Comment | ||
CHSC7651 | Senecio hydrophilus | Beverley J. Wise | 1969-5-9 | 28 | Lassen | 10.3 mi. east of Susanville on Forest Serv. 8246 off Hwy 36. | 1554 | Comment | ||
SEINET10799223 | Senecio integerrimus | Billy Joe Cox | 1971-6-2 | Cox 2993 | 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 | ||
CHSC5218 | Senecio integerrimus var. exaltatus | A. Santos | 1946-6-13 | Lassen | Pine Creek, Eagle Lake. | 1600 | Comment | |||
OBI76982 | Senecio integerrimus var. exaltatus | Anthony Baniaga | 2011-6-20 | 384 | Lassen | Lassen Natl Forest. Windy Gap Well vicinity. Harvey Mtn quad T32N R8e sec 6 NE of SW | 1675 | Comment | ||
CAS-BOT-BC363857 | Senecio integerrimus var. exaltatus | Elmer I. Applegate | 1934-5-4 | 8937 | Lassen | 15 miles south of Ravendale | Comment | |||
CAS-BOT-BC341186 | Senecio lugens | John Thomas Howell | 1934-6-14 | 12159 | Lassen | Near Lost Lake, Warner Mts. | 2438 | Comment | ||
CAS-BOT-BC205776 | Sidalcea oregana | David D. Keck; J. Clausen | 1935-6-24 | 3740 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
HSC95261 | Sidalcea oregana subsp. spicata | Gordon Leppig | 1998-8-17 | 1050 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
NY54618 | Sidalcea oregana var. maxima | N. H. Holmgren | 1980-7-3 | 9479 | Lassen | Madeline Plains, Westside Road, 9 km (5.6 mi) west of U.S. highway 395, 16 km (10 mi) airline distance northwest of Termo | 1620 | Comment | ||
UC1136874 | Silene bernardina | George A. Fischer and Irwin H. Johnson | 1933-7-14 | F- 257 | Lassen | Lassen National Forest | 1783 | Comment | ||
UC773919 | Silene douglasii | L. R. Short and D. Gish | 1936-7-15 | S- 487 | Lassen | Burgess Spring Experiment Range Lassen Forest, Burgess Spring Experiment Range | 1743 | Comment | ||
POM100924 | Silene lemmonii | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Diamond Mountain. Susanville. Perkin s Ranch. | 1829 | Comment | ||
CAS-BOT-BC389551 | Silene nuda | John Thomas Howell | 1974-7-10 | 50547 | Lassen | Elysian Valley | 1325 | Comment | ||
CHSC36188 | Silene nuda | M. S. Taylor | 1982-7-8 | 4790 | Lassen | Along Scott Rd just s of bend, ca. 4 mi ne of Beckwourth Pass. | 1432 | Comment | ||
RSA666396 | Silene nuda | Barbara Ertter | 1988-7-25 | 7867 | Lassen | ridge of Diamond Mtns, ca. 1.5 mi. E of Diamond Peak, ca. 10 air miles due S of Susanville. | 2256 | Comment | ||
UC1618235 | Silene nuda | Barbara Ertter | 1988-7-25 | 7867 | Lassen | ca 1.5 mi e Diamond Peak (ca 10 airmi due s of Susanville, ridge of Diamond Mts.); ridge of Diamond Mts., e of Diamond Peak | 2255 | Comment | ||
UC569941 | Silene nuda | E. Sawyer | 1935-6-27 | 223 | Lassen | Long Valley Sierraville Quad., Long Valley | Comment | |||
UC465657 | Silene occidentalis subsp. occidentalis | Franklin P. Nutting | Lassen | Silver Lake | Comment | |||||
CAS-BOT-BC75079 | Sisymbrium altissimum | Louella Bass | 1973-5-25 | 46 | Lassen | Sierra Nevada. Elysian Valley. | 1325 | Comment | ||
CHSC112766 | Sisymbrium altissimum | Lowell Ahart; John Dittes | 2013-7-23 | 18884 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
CAS-BOT-BC75080 | Sisymbrium altissimum | Ira L. Wiggins; Dorothy B. Wiggins | 1961-6-11 | 16333 | Lassen | 13.5 miles east of Susanville. | Comment | |||
CHSC27605 | Sisyrinchium bellum | Jennifer Estep | 1978-7-11 | 1 | Lassen | Papoose Creek, SE corner of Eagle L. | 1584 | Comment | ||
JEPS107807 | Sisyrinchium bellum | Lowell Ahart, John Dittes | 2005-6-2 | 11948 | 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 | ||
UC1032501 | Sisyrinchium bellum | A. Simontacchi | 1940-6-15 | 863 | Lassen | 2.3 mi ssw of Black Mountain; Lassen National Forest | 1798 | Comment | ||
UC21381 | Sium suave | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3363 | Lassen | Honey Lake Valley | Comment | |||
JEPS127179 | Solanum dulcamara | Lowell Ahart, John Dittes | 2016-7-15 | 21226 | Lassen | Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | Comment | |||
CAS-BOT-BC34688 | Solanum lycopersicum | J. H. Thomas | 1969-9-7 | 15468 | Lassen | Susanville. Near center of town in disturbed fields, near a drivein. | Comment | |||
CHSC65362 | Solanum triflorum | Vernon H. Oswald; Lowell Ahart | 1995-8-14 | 7176 | Lassen | Modoc Plateau. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. | 1348 | Comment | ||
CDA8717 | Solidago californica | Gary Schoolcraft | 1994-8-29 | 2426 | Lassen | About 1 mile west of Susanville up Piute Creek. | Comment | |||
CAS-BOT-BC365368 | Solidago elongata | Ynez Whilton Winblad | 1935-9-29 | s.n. | Lassen | Horse Lake | Comment | |||
JEPS103171 | Solidago elongata | G. Schoolcraft | 1997-8-19 | 2697 | Lassen | Susan Rvr. Canyon W. of Susanville | 1371 | Comment | ||
CAS-BOT-BC365752 | Solidago spectabilis | Lassen 1927 G. S. Crew | 1927-7-15 | 82 | Lassen | Lassen National Forest. Feather Lake | 1737 | Comment | ||
CHSC66285 | Sparganium emersum subsp. emersum | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7871 | 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 | ||
POM119382 | Sparganium eurycarpum | Marcus E. Jones | 1897-6-24 | s.n. | Lassen | 10 to 15 miles west from Amedee. | 1219 | Comment | ||
UC1537628 | Sparganium eurycarpum var. eurycarpum | Gordon H. True Jr. | 1939-7-6 | 1024 | Lassen | Honey Lake Valley; George Bailey Ranch | Comment | |||
CHSC64869 | Sphaeromeria potentilloides var. potentilloides | Vernon H. Oswald | 1995-6-26 | 6934 | Lassen | Modoc Plateau. Ash Valley Rd. (Lassen 527) 0.4 mi n of Spooner Rd. in Ash Valley. On the e side of the road adjacent to a flat of low sagebrush. | 1542 | Comment | ||
RSA0008983 | Sphaeromeria potentilloides var. potentilloides | Marcus E. Jones | 1897-6-19 | s.n. | Lassen | Chat. | 1524 | Comment | ||
UC13098 | Spiraea densiflora | M. S. Baker and Frank Nutting | 1894-7-30 | Lassen | Silver Lake | Comment | ||||
JEPS63054 | Stachys ajugoides var. rigida | Brown and Wieslander | ca. 1914 | 57 | Lassen | near Eagle Lake; Martin Sprs. | Comment | |||
CHSC64776 | Stanleya pinnata var. pinnata | Vernon H. Oswald | 1995-6-7 | 6841 | Lassen | Modoc Plateau. Wendel Rd. (Lassen 320) near milepost 19.5 just w of Skedaddle Creek, e of Wendel, ne of Susanville. Flat bordering the road. | 1237 | Comment | ||
SD8165 | Stellaria calycantha | Mrs. R. M. Austin | August 1882 | Lassen | Comment | |||||
HSC95299 | Stellaria longipes subsp. longipes | Gordon Leppig, Tony LaBanca, Leonel Arguello | 1997-6-29 | 544 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
CAS-BOT-BC375307 | Stephanomeria exigua subsp. coronaria | John Thomas Howell | 1934-6-10 | 11847 | Lassen | 4 miles south of Omira | Comment | |||
CAS-BOT-BC322925 | Stephanomeria tenuifolia | Clarence R. Quick | 1964-8-5 | 64 -95 | Lassen | Cal Mt. east of Poison Lake | 1767 | Comment | ||
JEPS36870 | Stephanomeria tenuifolia | Brown and Wieslander | 1922-7-23 | 35 | Lassen | Martin Springs Eagle Lake | Comment | |||
SEINET10524630 | Stipa comata var. comata | Douglas G. LeDoux, David B. Dunn | 1973-5-25 | LeDoux 884 | Lassen | Coll 3 mi N of Milford, on Hwy 395 at Honey Lake campgrounds. | Comment | |||
SEINET10523036 | Stipa occidentalis | Billy Joe Cox, David B. Dunn | 1971-6-2 | Cox 3114 | Lassen | 6 mi N of Hallelujah Jct on US Hwy 395, in Artemisia tridentata, Pinyon pine, Jeffery Pine along high ridge & in sandy wash. | 1402 | 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 | ||
JEPS95901 | Suaeda occidentalis | Lowell Ahart | 1999-9-13 | 8211 A | 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 | ||
CHSC105255 | Swertia albicaulis var. albicaulis | Lowell Ahart; John Dittes | 2010-7-31 | 16987 | 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 | ||
JEPS47014 | Swertia albicaulis var. albicaulis | Jos. Grinnell | Lassen | Eagle Lake | 1584 | Comment | ||||
UC1123452 | Swertia albicaulis var. albicaulis | A. Simontacchi | 1940-6-6 | 823 | Lassen | 3.6 mi wsw Patterson Mtn.; Lassen National Forest, Halls Flat Quad. | 1737 | Comment | ||
UC1609461 | Swertia albicaulis var. albicaulis | Vernon H. Oswald and Lowell Ahart | 1993-6-28 | 5605 | Lassen | ne of Poison Lake (at Aspen Well, n of Hwy 44, on the nw edge of Harvey Valley) | 1725 | Comment | ||
RSA18164 | Symphoricarpos acutus | C. B. Wolf | 1929-9-1 | 3781 | Lassen | Mt. Lassen Nat'l Park, between Grassy Lake and Snag Lake. | Comment | |||
CHSC54393 | Symphoricarpos rotundifolius var. rotundifolius | Vernon H. Oswald | 1991-6-25 | 4694 | Lassen | Lassen Volcanic National Park. East side of Butte Lake, somewhat south of its outlet. | 1842 | Comment | ||
HSC93475 | Symphoricarpos rotundifolius var. rotundifolius | Gordon Leppig, Tony LaBanca | 1998-7-13 | 964 | Lassen | Modoc National Forest, Blue Lake Ranch. | 1799 | Comment | ||
JEPS88239 | Symphoricarpos rotundifolius var. rotundifolius | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7801 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devils Corral Trailhead located off Hwy. 36, edge of trail ca. 0.2 mi. e. of Devils Corral Trailhead, Modoc Plateau); Modoc Plateau, Bizz Johnson Trail | 1420 | Comment | ||
UC1949147 | Symphyotrichum ascendens | Barbara Ertter | 1987-7-24 | 7299 | Lassen | ca 3/4 mi ENE of Beckwourth Pass | Comment | |||
UC2027325 | Symphyotrichum foliaceum var. parryi | Anthony Baniaga | 2011-9-8 | 512 | Lassen | Lassen National Forest. Caribou Wilderness; N of Long Lake. Red Cinder quadrangle. | Comment | |||
UC1037340 | Symphyotrichum frondosum | Leo Whitney | 1934-9-6 | 3070 | Lassen | south shore of Eagle Lake Lassen National Forest | 1584 | Comment | ||
UC1192071 | Symphyotrichum frondosum | Verne Grant and Irving Schneider | 1947-9-5 | 8375 | Lassen | northwest shore of Eagle Lake by Sam Webb's place | Comment | |||
CHSC108012 | Taraxacum officinale | Lowell Ahart; John Dittes | 2011-6-20 | 17490 | Lassen | About 30 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 | ||
CHSC36454 | Taraxia tanacetifolia | Susan H. Euing | 1982-6-6 | 8 | Lassen | Pine Creek below fish trap. | Comment | |||
CHSC6193 | Taraxia tanacetifolia | W. Vinyard | 1946-6-10 | Lassen | Pelican Point, Eagle Lake. | 1556 | 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 | ||
SEINET5345198 | Taraxia tanacetifolia | M. J. Williams | 1974-7-26 | 74 -L-24 | Lassen | 2 mi west of Hallelujah Junction, south of Hwy 70 | 1494 | Comment | ||
UC2027202 | Taraxia tanacetifolia | Anthony Baniaga | 2011-6-10 | 319 | Lassen | Along highway 395 ca. 6.6 mi S of Karlo Rd. quadrangle. | Comment | |||
CDA19720 | Taraxia tanacetifolia | anon. | 1957-6-4 | Lassen | Modoc Plateau; Mud Flat. | 0 | Comment | |||
POM31685 | Tetradymia canescens | Marcus E. Jones | 1897-6-30 | s.n. | Lassen | Eagle Lake, 27 miles from Susanville | 1524 | Comment | ||
UCD136828 | Tetradymia canescens | Margaret Williams; Steven Williams | 1974-7-26 | 74- 2 -28 | Lassen | near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. | 1493 | Comment | ||
CAS-BOT-BC329050 | Tetradymia canescens | John Thomas Howell; Gordon H. True; Wayne Daken | 1974-7-30 | 50678 | Lassen | summit ridge of Diamond Mtn. | 2346 | Comment | ||
UC91602 | Tetradymia glabrata | T. S. Brandegee | 1892-7-22 | Lassen | Honey Lake | Comment | ||||
CAS-BOT-BC88053 | Thelypodium crispum | John Thomas Howell | 1934-6-10 | 11859 | Lassen | 3 miles north of Omira. | Comment | |||
SEINET248028 | Thelypodium crispum | Unknown | 1980-7-3 | 9486 | Lassen | U. S. Highway 395, 7.4 km (4.6 mi) south of Ravendale. | 1620 | Comment | ||
RSA0026216 | Thelypodium crispum | John F. Emmel | 1997-6-9 | 1504 | Lassen | Along Hwy. 395, 4.2 road miles SE of Ravendale, at south end Madeline Plains. | 1622 | Comment | ||
SEINET3562918 | Thelypodium howellii | Arnold Tiehm, Jan Nachlinger, Gary Schoolcraft | 1984-1 | Lassen | 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 | ||
JEPS17734 | Thelypodium integrifolium subsp. complanatum | Rimo Bacigalupi with G. T. Robbins | 1955-7-21 | 5428 | Lassen | 1.3 mi w Nevada State line (Rush Creek, s of Smoke Creek Ranch Rd, 17.5 mi e of U.S. Hwy 395); Rush Creek | Comment | |||
CAS-BOT-BC88134 | Thelypodium milleflorum | Ella Dales Cantelow | 1941-5-22 | s.n. | Lassen | 3.5 miles south of Secret Valley C.C.C. Camp. U.S. Highway 395 to Alturas from Susanville. | Comment | |||
UC585211 | Thelypodium milleflorum | E. B. Babcock, G. L. Stebbins Jr. | 1936-6-8 | 1782 | Lassen | about 2 mi n Mapes (n side of Honey Lake Valley); Honey Lake Valley | 1371 | 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 | ||
CHSC112403 | Thlaspi arvense | Lowell Ahart; John Dittes, Todd Sloat | 2013-6-8 | 18745 | Lassen | Drainage filled with dirt from construction of a pond, 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 | ||
POM203962 | Thlaspi arvense | J. T. Howell | 1934-6-10 | 1906 | Lassen | 3 miles S of Ravendale. | Comment | |||
UCD93239 | Torreyochloa pallida var. pauciflora | L. Whitney | 1933-9-3 | s.n. | Lassen | Slate Creek. | 1920 | Comment | ||
CHSC12439 | Tragopogon | Robert W. Severin | 1969-6-26 | 40 | Lassen | Springs area along road to Galatin Beach 7.2 mi from E.L.B.S.; 3 mi s E.L.B.S.; hillside. | 1645 | Comment | ||
CHSC5028 | Tragopogon pratensis | L. B. Barlow | 1967-7-6 | 103 | Lassen | 2 mi. west of Murrer's Ranch turn off, 14.9 mi. north of Susanville, Highway 139. | 1463 | Comment | ||
HSC93311 | Triantha occidentalis subsp. occidentalis | Vernon H. Oswald, L. Ahart | 1996-8-1 | 8122 | Lassen | USFS Rd. 28N56 2 mi. N of Dyer Mtn. Lookout, SSW of Westwood | 1738 | Comment | ||
JEPS127266 | Trichostema oblongum | Lowell Ahart, John Dittes | 2016-7-13 | 21122 | 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 | |||
POM70273 | Trichostema simulatum | Marcus E. Jones | 1897-6-25 | s.n. | Lassen | Susanville. | 1341 | Comment | ||
CHSC99259 | Trifolium cyathiferum | Lowell Ahart; John Dittes | 2008-6-22 | 15025 | Lassen | On the sides of a small drainage, on the west side of the levee, about 20 yards south 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 | ||
UC16470 | Trifolium cyathiferum | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3349 | Lassen | Honey Lake Valley | Comment | |||
CAS-BOT-BC219030 | Trifolium gymnocarpon subsp. plummerae | David D. Keck; J. Clausen | 1935-6-24 | 3742 | Lassen | 2 mi. S. of Ravendale | 1464 | Comment | ||
CHSC99104 | Trifolium hybridum | Lowell Ahart; John Dittes | 2008-6-20 | 14903 | Lassen | About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. | 1263 | Comment | ||
JEPS66048 | Trifolium kingii var. productum | Brown and Wieslander | 1922-7-23 | 18 | Lassen | Martin Springs | Comment | |||
CHSC4831 | Trifolium longipes subsp. hansenii | R. Carter | 1967-7-14 | 603 | Lassen | Growing in shaded woods on n side of rd. Ca. 3.5 mi e of Silver Lake between rd (31N07) and Susan River. | 1828 | Comment | ||
UCSC011017 | Trifolium longipes subsp. hansenii | Lowell Ahart, John Dittes | 2016-7-15 | 21230 | Lassen | About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 air miles northeast of Bieber; 41.183167 -121.036972 | 1268 | Comment | ||
HSC103929 | Trifolium longipes subsp. shastense | L. Ahart, John Dittes | 2008-6-20 | 14923 | Lassen | About 7.0 air mi. NE of Bieber, ~4.0 air mi. NE of Headquarters at Ash Creek State Wildlife Area; ~ 10 yds. west of where the levee road crosses Big Valley Canal, in Big Valley. | 1264 | Comment | ||
CHSC13871 | Trifolium repens | Mary E. Meyer | 1973-7-7 | 19 | Lassen | Located in Murrer's Upper Meadow along spring at NE end. | 1572 | Comment | ||
CHSC5293 | Trifolium repens | P. Collett | 1946-6-19 | Lassen | Willow Creek valley. | 1463 | Comment | |||
CHSC112999 | Trifolium wormskioldii | Lowell Ahart; John Dittes | 2013-7-23 | 18892 | Lassen | Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. | 1267 | Comment | ||
HSC95153 | Trifolium wormskioldii | Gordon Leppig | 1998-7-12 | 961 | Lassen | Modoc National Forest, Blue Lake Ranch | 1970 | Comment | ||
UC1537084 | Trifolium wormskioldii | Gordon H. True Jr. | 1936-6-26 | 546 | Lassen | Head of Willow Creek; e of Eagle Lake | 1584 | 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 | |||
JEPS32136 | Triglochin maritima | J. B. Davy | June 1897 | 3394 | Lassen | Honey Lake Valley | Comment | |||
UCD138183 | Triglochin maritima | P. B. Schultz | 1967-7-11 | 73 | Lassen | 4 miles south of south end of Eagle Lake on State Highway 139. | 1463 | Comment | ||
CHSC66276 | Triglochin scilloides | Vernon H. Oswald; Lowell Ahart | 1996-6-24 | 7878 | 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 | ||
SJSU4312 | Trisetum canescens | H. L. Buckalew | 1961-7-10 | Lassen | Blue Lake, Warner Mts | 1828 | Comment | |||
CAS-BOT-BC193529 | Trisetum spicatum | Clare B. Hardham | 1971-8-22 | 18419 | Lassen | Diamond Mountain | 2346 | Comment | ||
RSA79411 | Triteleia bridgesii | E. K. Balls | 1952-5-24 | 17251 | Lassen | Ash Creek Public Camp, along Ash Creek, off road from Adin to Madeline. | 1524 | Comment | ||
RSA378064 | Triteleia hyacinthina | Hutchinson | s.n. | Lassen | [no additional locality information provided] | Comment | ||||
SEINET10533645 | Triteleia hyacinthina | Meyer | 1980-7-15 | Meyer s.n. | Lassen | Along stream adjacent to Ash Valley Road. Plant assoc: riparian vegetation, Achillea; alluvial soil; ) slope; ) aspect. T37N R12E MW 1/4 of sec. 4, elev. 5600 feet. | 1706 | 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 | ||
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 | |||
UC1241801 | Typha domingensis | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1473 | Lassen | n shore Honey Lake (Honey Lake Valley, one mi s of Milford); Honey Lake Valley | Comment | |||
UC1241787 | Typha latifolia | Malcolm A. Nobs and S. Galen Smith | 1949-8-20 | 1474 | Lassen | nw shore Honey Lake (Honey Lake Valley, one mi s of Milford); Honey Lake Valley | Comment | |||
SD8210 | Umbellularia californica | J. M. Hutchings, Cleveland | 1881-6-19 | Lassen | Eagle Peak. | Comment Read comments May 12 2020 |
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CAS-BOT-BC404118 | Urtica dioica subsp. holosericea | John Thomas Howell | 1976-7-19 | 51991 | Lassen | On Gold Run Creek southwest of Susanville | 1386 | Comment | ||
HSC63678 | Urtica dioica subsp. holosericea | Richard Spjut | 1979-9-11 | 5555 | Lassen | E shores of Eagle Lake. | 1524 | 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 | ||
UCD121864 | Utricularia minor | Barry Rice | 2009-7-5 | BR 090705 | Lassen | at Robbers Spring. | Comment | |||
CHSC5296 | Utricularia vulgaris | 1944-6-23 | Lassen | Along shoreline of Eagle Lake, near Webb's. | 1554 | 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 | ||
SEINET10702720 | Utricularia vulgaris | Karen M. Meyer, Andrew Townesmith | 2007-7-21 | Meyer 148 | Lassen | Lassen National Forest. 1.3 mi. on Road 10 to Silver Lake off Road 110. | 1963 | Comment | ||
CAS-BOT-BC194022 | Vaccinium cespitosum | M. S. Baker; Frank Nutting | 1894-7-30 | s.n. | Lassen | Silver Lake | Comment | |||
RSA748768 | Vaccinium uliginosum subsp. occidentale | K. M. Meyer, A. Townesmith | 2007-7-21 | 147 | Lassen | Lassen National Forest. 1.3 mile on Road 10 to Silver Lake off Road 110. Pine forest, lake. | 1963 | Comment | ||
SEINET10684214 | Vaccinium uliginosum subsp. occidentale | Karen M. Meyer, Andrew Townesmith | 2007-7-21 | Meyer 147 | Lassen | Lassen National Forest. 1.3 mi. on Road 10 to Silver Lake off Road 110. | 1963 | Comment | ||
JEPS88233 | Ventenata dubia | Vernon H. Oswald and Lowell Ahart | 1996-6-17 | 7791 .1 | Lassen | ca. 7 mi. w. Susanville (Bizz Johnson Trail accessed at Devil's Corral Trailhead located off of Hwy. 36, trailside just s.e. of Hwy. 36 bridge spanning the Susan R.); Modoc Plateau, Bizz Johnson Trail | 1402 | Comment | ||
CAS-BOT-BC528859 | Veratrum californicum | Marcus E. A M Jones | 1897-6-28 | s.n. | Lassen | Susanville Perkin's Ranch | 1463 | Comment | ||
JEPS127171 | Verbascum blattaria | Lowell Ahart, John Dittes | 2016-7-15 | 21227 | Lassen | 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 | |||
CHSC67070 | Verbascum thapsus | Willis Ball | 1969-6-28 | 53 | Lassen | Found growing by Eagle Lake about 50 yds. S. of E.L.B.S. Plant. | 1554 | Comment | ||
CHSC4900 | Veronica americana | Bill Wilson | 1967-6-28 | 68 | Lassen | Collected at Upper Murrer Meadow, 2.5 mi. E of Eagle Lake Biological Station, 10 mi. N of Susanville. | 1524 | Comment | ||
HSC23516 | Veronica americana | L. B. Barlow | 1967-6-24 | 41 | Lassen | 4 mi. E of Eagle Lake Biological Station at Murrer's Meadow | 1524 | Comment | ||
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 | |||
CHSC60860 | Veronica peregrina subsp. xalapensis | Vernon H. Oswald; Lowell Ahart | 1993-6-28 | 5590 | Lassen | Harvey Valley Rd. (33N02), 1.7 mi N of Hwy 44, E side of Grays Valley, E of Poison Lake. | 1719 | Comment | ||
SJSU11610 | Veronica peregrina subsp. xalapensis | J. W. Tilden | 1958-6-27 | 1292 | Lassen | Madeline | Comment | |||
UC1594651 | Veronica scutellata | Vernon H. Oswald and Lowell Ahart | 1992-7-16 | 5112 | Lassen | Bridge Creek entering McCoy Flat Reservoir on the s side of Hwy 44, Between Old Station and Susanville Bridge Creek; McCoy Flat Reservoir, Bridge Creek | 1691 | Comment | ||
SD61009 | Vicia americana subsp. oregana | Darley F. Howe | 1964-8-1 | 3909 | Lassen | Warner Mountains, Modoc National Forest, Parsnip Creek | 1890 | Comment | ||
CHSC91327 | Vicia americana var. americana | Lowell Ahart; John Dittes | 2005-6-1 | 11866 | 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 | ||
SDSU6688 | Vicia americana var. americana | D. F. Howe | 1964-8-1 | 3909 | Lassen | Parsnip Creek, Warner Mountains, Modoc National Forest. | Comment | |||
UC1761705 | Viola adunca | Leo Whitney | 1934-7-30 | Lassen | Bridge Creek Camp Lassen National Forest | 1737 | Comment | |||
UC921155 | Viola adunca | Loyd Swift | 1928-5-23 | Lassen | Lassen National Forest | Comment | ||||
UC1025077 | Viola macloskeyi | Leo Whitney | 1934-5-27 | 1734 | Lassen | 15 mi w of Eagle Lake (Crater Lake); Lassen National Forest, Crater Lake | 2133 | Comment | ||
HSC25971 | Viola purpurea subsp. purpurea | D. H. Norris, T. Nelson, S. Dowty | 1971-6-22 | 19254 | Lassen | Harvey Valley near Cone Springs | Comment | |||
HSC63774 | Viola purpurea subsp. purpurea | Teresa Prendusi | 1980-5-30 | 1132 | Lassen | Mapes Spring | 1616 | Comment | ||
POM85345 | Viola purpurea subsp. venosa | Marcus E. Jones | 1897-6-28 | s.n. | Lassen | Top of Diamond Mt., Susanville, Perkin's Ranch. | 2226 | Comment | ||
UC1024883 | Vulpia bromoides | Leo Whitney | 1935-5-26 | 3138 | Lassen | 10 mi e Adin; Ash Creek | Comment Read comments Jun 24 2009 |
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CHSC4864 | Wyethia | R. Carter | 1967-7-7 | 581 | Lassen | Collected ca. 20 yds from E shore of small resevoir, dry forest. Deans Meadow. | Comment | |||
CAS-BOT-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 | ||
JEPS32044 | Wyethia mollis | Hilda W. Grinnell | 1934-6-1 | Lassen | 1 mi w Susanville | 1341 | Comment | |||
SD61008 | Wyethia mollis | Darley F. Howe | 1964-8-2 | 3922 | Lassen | East Creek, Warner Mountains, Modoc National Forest | 1980 | Comment | ||
UC1035999 | Wyethia mollis | Helen K. Sharsmith | 1955-6-22 | 4498 | Lassen | Five miles beyond Blue Lake on road to Likely, Warner Mountains, Modoc National Forest. | 1767 | Comment | ||
UC1099962 | Zannichellia palustris | Malcolm A. Nobs and S. Galen Smith | 1949-8-10 | 1476 | Lassen | 1 mi. n. Doyle (banks of Long Creek, Honey Lake Valley); Honey Lake Valley, Long Creek | Comment | |||
UC60853 | Zannichellia palustris | J. Burtt Davy | Jun 17 1897-Jun 24 1897 | 3355 | Lassen | marsh near Amedee (Honey Lake Valley); Honey Lake Valley | Comment | |||
HSC30121 | Zigadenus paniculatus | D. H. Norris, Thomas W. Nelson, S. Dowty | 1971-6-22 | 19307 | Lassen | Along Hwy. 395, 4 mi. E of Standish | Comment | |||
SEINET8526402 | Zigadenus paniculatus | C. G. Gulling | 1905-1 | Lassen | Comment |
Copyright © 2019 Regents of the University of California — Updated 11 January 2019 |