41.12750 41.22750 -121.11611 -121.01611 UC/JEPS: Consortium Search Results
Search Results — 1493 specimen records retrieved (1493 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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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 ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC85156  Achillea millefolium John Dittes; Josephine Guardino 1991-7-21 409 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC111102  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2010-7-12 18354 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS119559  Acmispon americanus var. americanus Lowell Ahart, John Dittes 2012-7-12 18354 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Valley. Comment
  RSA0037176  Acmispon americanus var. americanus Lowell A. Ahart, John Dittes 2012-7-12 18354 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1295 Comment
  CHSC107371  Acmispon denticulatus Lowell Ahart; John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112418  Acmispon denticulatus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18746 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
  CHSC115598  Acmispon denticulatus Lowell Ahart; John Dittes 2015-7-16 20389 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99296  Acmispon denticulatus Lowell Ahart; John Dittes 2008-6-20 14970 Lassen About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS120844  Acmispon denticulatus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18746 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121257  Acmispon denticulatus Lowell Ahart, John Dittes 2013-7-23 18888 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
  JEPS123844  Acmispon denticulatus Lowell Ahart, John Dittes 2015-7-16 20389 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CDA34271  Acroptilon repens L. Ahart, J. Dittes 2010-8-31 17093 Modoc Just south of the Parking Area on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106181  Acroptilon repens Lowell Ahart; John Dittes 2010-8-31 17093 Modoc Just south of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC117280  Acroptilon repens Lowell Ahart; John Dittes 2016-7-15 21229 Lassen East side of road, where the fence is near the canal, about 200 yards southwest of where the levee road crosses Big Valley Cana, in Big Valleym about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1264 Comment
  CHSC116076  Adonis aestivalis Lowell Ahart; John Dittes 2015-7-16 20388 Modoc North edge of Assh Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124359  Adonis aestivalis Lowell Ahart, John Dittes 2015-7-16 20383 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112050  Agropyron cristatum subsp. pectinatum Lowell Ahart; John Dittes 2012-7-11 18346 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS119857  Agropyron cristatum subsp. pectinatum Lowell Ahart, John Dittes 2012-7-11 18346 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CHSC85179  Agropyron desertorum John Dittes; Josephine Guardino 1991-7-21 433 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99522  Agropyron desertorum Lowell Ahart; John Dittes 2008-6-21 15016 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  JEPS114847  Agropyron desertorum Lowell Ahart, John Dittes 2008-6-21 15016 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  CHSC115774  Agrostis capillaris Lowell Ahart; John Dittes 2015-7-16 20371 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124362  Agrostis capillaris Lowell Ahart, John Dittes 2015-7-16 20371 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC110903  Agrostis exarata Lowell Ahart; John Dittes 2012-7-11 18347 Modoc 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC112795  Agrostis exarata Lowell Ahart; John Dittes 2013-7-22 18858 Lassen Drainage filled with dirt from construction of a pond, 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
  CHSC115606  Agrostis exarata Lowell Ahart; John Dittes 2015-7-16 20394 Modoc North edge of Ash Creek (destroyed),_ southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119855  Agrostis exarata Lowell Ahart, John Dittes 2012-7-11 18347 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  JEPS121247  Agrostis exarata Lowell Ahart, John Dittes 2013-7-22 18858 Lassen 30 yards S of the man-made pond, about 120 yards south of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles northeast of Bieber, Big Valley. Comment
  JEPS123866  Agrostis exarata Lowell Ahart, John Dittes 2015-7-16 20394 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0105582  Agrostis exarata Lowell Ahart, John Dittes 2013-7-22 18858 Lassen 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115513  Agrostis gigantea Lowell Ahart; John Dittes 2015-7-16 20370 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124381  Agrostis gigantea Lowell Ahart, John Dittes 2015-7-16 20370 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC115828  Agrostis stolonifera Lowell Ahart; John Dittes 2015-7-14 20335 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
  JEPS123839  Agrostis stolonifera Lowell Ahart, John Dittes 2015-7-14 20335 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 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
  JEPS121269  Alisma lanceolatum Lowell Ahart 2013-7-22 18841 Lassen W margin of duck field, about 80 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC111095  Alisma triviale Lowell Ahart; John Dittes 2012-7-12 18372 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 miles east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC111099  Alisma triviale Lowell 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
  CHSC112839  Alisma triviale Lowell Ahart; John Dittes 2013-7-24 18923 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117273  Alisma triviale Lowell Ahart; John Dittes 2016-7-15 21221 Lassen About 50 yards west of the road and about 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99118  Alisma triviale Lowell Ahart; John Dittes 2008-6-21 14990 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS119644  Alisma triviale Lowell Ahart, John Dittes 2012-7-9 18294 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121232  Alisma triviale Lowell Ahart, John Dittes 2013-7-24 18923 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS127168  Alisma triviale Lowell Ahart, John Dittes 2016-7-15 21221 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 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
  CHSC99735  Allium bisceptrum var. bisceptrum Lowell Ahart; John Dittes 2008-6-20 14975 Lassen Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  CHSC85112  Allium lemmonii John Dittes; Josephine Guardino 1991-7-21 427 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99113  Allium lemmonii Lowell Ahart; John Dittes 2008-6-21 15013 Modoc South of a large pond, south of a large levee, in Big Valley, about 4.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.6 miles (air) northeast of Bieber. 1266 Comment
  JEPS114943  Allium lemmonii Lowell Ahart, John Dittes 2008-6-21 15013 Modoc South of a large pond, south of a large levee, in Big Valley, about 4.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.6 miles (air) northeast of Bieber 1266 Comment
  UCD138558  Allium lemmonii A. A. Beetle; G. L. Stebbins Jr. 1942-5-29 3366 Lassen 5.2 miles E of Bieber, Big Valley. Comment
  CDA42956  Alopecurus carolinianus L. Ahart, John Dittes, Todd Sloat 2013-6-8 18731 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. Comment
  CHSC110894  Alopecurus carolinianus Lowell Ahart; John Dittes 2012-7-9 18289 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
  CHSC110902  Alopecurus carolinianus Lowell Ahart; John Dittes 2012-7-12 1357 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112469  Alopecurus carolinianus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18731 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
  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
  JEPS119649  Alopecurus carolinianus Lowell Ahart, John Dittes 2012-7-9 18289 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS119858  Alopecurus carolinianus Lowell Ahart, John Dittes 2012-7-12 18357 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS120874  Alopecurus carolinianus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18731 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS127218  Alopecurus carolinianus Lowell Ahart, John Dittes 2016-7-15 21214 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CDA43006  Alopecurus geniculatus L. Ahart, John Dittes 2008-6-2 14960 Lassen About 300 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC54195  Alopecurus geniculatus Vernon H. Oswald 1991-5-28 4620 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  CHSC85101  Alopecurus geniculatus John Dittes; Josephine Guardino 1991-7-21 430 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99293  Alopecurus geniculatus Lowell Ahart; John Dittes 2008-6-20 14960 Lassen About 300 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC99775  Alopecurus geniculatus Lowell Ahart; John Dittes 2008-6-21 14997 Modoc On wet soil in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114770  Alopecurus geniculatus Lowell Ahart, John Dittes 2008-6-20 14960 Lassen About 300 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS114830  Alopecurus geniculatus Lowell Ahart, John Dittes 2008-6-21 14997 Modoc On wet soil in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  RSA739701  Alopecurus geniculatus John Dittes, Josephine Guardino 1991-7-21 430 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit;, Northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1259 Comment
  CDA43008  Alopecurus pratensis L. Ahart, John Dittes 2008-6-21 14988 Modoc About 10 yards north of a large culvert, on the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. Comment
  CHSC112687  Alopecurus pratensis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18768 Modoc Meadow, about 100 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85404  Alopecurus pratensis John Dittes; Josephine Guardino 1991-7-21 431 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99777  Alopecurus pratensis Lowell Ahart; John Dittes 2008-6-21 14988 Modoc On dry soil, about 10 yards north of a large culvert, on the large levee mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114845  Alopecurus pratensis Lowell Ahart, John Dittes 2008-6-21 14988 Modoc On dry soil, about 10 yards north of a large culvert, on the large levee mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS120881  Alopecurus pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18768 Modoc About 100 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  RSA0045633  Alopecurus pratensis Lowell A. Ahart, John Dittes 2008-6-21 14988 Modoc About 10 yards north of a large culvert, on the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1256 Comment
  CHSC54178  Alyssum minus subsp. micranthum Vernon H. Oswald 1991-5-28 4629 Lassen South end of Elkins Ln (100 ft south of Modoc-Lassen county line), Ash Creek Wildlife Area, ca. 7 miles northeast of Bieber. In meadow. 1267 Comment
  CAS-BOT-BC21495  Amaranthus albus Bruce Bartholomew 1990-8-3 5602 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC106318  Amaranthus albus Lowell Ahart; John Dittes 2010-8-31 17108 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CDA34280  Amaranthus blitoides L. Ahart, J. Dittes 2010-8-31 17106 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, and about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106172  Amaranthus blitoides Lowell Ahart; John Dittes 2010-8-30 17090 Lassen North side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC115589  Amaranthus blitoides Lowell Ahart; John Dittes 2015-7-14 20324 Lassen On the edge of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1264 Comment
  JEPS117361  Amaranthus blitoides Lowell Ahart, John Dittes 2010-8-30 17090 Lassen North side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS123852  Amaranthus blitoides Lowell Ahart, John Dittes 2015-7-14 20324 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC106211  Amaranthus californicus Lowell Ahart; John Dittes 2010-8-31 17106 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 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
  CHSC116090  Amaranthus californicus Lowell Ahart; John Dittes 2015-7-13 20317 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99247  Amaranthus californicus Lowell Ahart; John Dittes 2008-6-21 14982 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS117299  Amaranthus californicus Lowell Ahart, John Dittes 2010-8-31 17106 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS121243  Amaranthus californicus Lowell Ahart, John Dittes 2013-7-22 18860 Lassen 50 yards W of the road levee, about 250 yards S of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124370  Amaranthus californicus Lowell Ahart, John Dittes 2015-7-13 20317 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA768065  Amaranthus californicus L. Ahart, John Dittes 2010-8-31 17106 Modoc 10 yrds west of Elkins Lane, about 150 yrds north of bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1275 Comment
  CDA34231  Amaranthus powellii L. Ahart, J. Dittes 2010-8-31 17107 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106212  Amaranthus powellii Lowell Ahart; John Dittes 2010-8-31 17107 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115592  Amaranthus powellii Lowell Ahart; John Dittes 2015-7-16 20382 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117481  Amaranthus powellii Lowell Ahart, John Dittes 2010-8-31 17107 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS124366  Amaranthus powellii Lowell Ahart, John Dittes 2015-7-16 20382 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA768066  Amaranthus powellii L. Ahart, John Dittes 2010-8-31 17107 Modoc East side of Elkins Lane, about 100 yrds north of bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1268 Comment
  CHSC99503  Amsinckia intermedia Lowell Ahart; John Dittes 2008-6-20 14935 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114650  Amsinckia intermedia Lowell Ahart, John Dittes 2008-6-20 14935 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CHSC111105  Amsinckia menziesii Lowell Ahart; John Dittes 2012-7-12 18371 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the ease side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC117050  Amsinckia menziesii Lowell Ahart; John Dittes 2016-6-6 20942 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC85172  Amsinckia menziesii John Dittes; Josephine Guardino 1991-7-21 393 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 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
  CHSC99744  Amsinckia menziesii Lowell Ahart; John Dittes 2008-6-22 15042 Lassen On the east side of the road levee, open meadow area, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  JEPS126551  Amsinckia menziesii Lowell Ahart, John Dittes 2016-6-6 20942 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS114629  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes 2008-6-22 15042 Lassen On the east side of the road levee, open meadow area, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber 1262 Comment
  JEPS114653  Amsinckia menziesii var. 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
  CHSC54170  Antennaria dimorpha Vernon H. Oswald 1991-5-28 4624 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  CHSC107351  Antennaria luzuloides Lowell Ahart; John Dittes 2011-6-22 17554 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA0062305  Antennaria luzuloides Lowell Ahart, John Dittes 2011-6-22 17554 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC85132  Antennaria luzuloides subsp. aberrans John Dittes; Josephine Guardino 1991-6-1 371 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC54171  Antennaria luzuloides subsp. luzuloides Vernon H. Oswald 1991-5-28 4625 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  JEPS126554  Antennaria luzuloides subsp. luzuloides Lowell Ahart, John Dittes 2016-6-6 20949 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC15565  Anthemis cotula Bruce Bartholomew 1990-8-3 5597 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC106210  Anthemis cotula Lowell Ahart; John Dittes 2010-8-31 17097 Modoc Bottom of a small wash, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117298  Anthemis cotula Lowell Ahart, John Dittes 2010-8-31 17097 Modoc Bottom of a small wash, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC107343  Apera interrupta Lowell Ahart; John Dittes 2011-6-22 17549 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112470  Apera interrupta Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18733 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
  CHSC85148  Apera interrupta John Dittes; Josephine Guardino 1991-7-21 400 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99780  Apera interrupta Lowell Ahart; John Dittes 2008-6-21 14995 Modoc On damp soil, along the edge of the dying pond, north of the large culvert, east side of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114837  Apera interrupta Lowell Ahart, John Dittes 2008-6-21 14995 Modoc On damp soil, along the edge of the dying pond, north of the large culvert, east side of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of 1255 Comment
  JEPS118258  Apera interrupta Lowell Ahart, John Dittes 2011-6-22 17549 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120872  Apera interrupta Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18733 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC54186  Aphyllon purpureum Vernon H. Oswald 1991-5-28 4630 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north northeast of Bieber. 1264 Comment
  CHSC107316  Arnica chamissonis Lowell Ahart; John Dittes 2011-6-21 17534 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
  CHSC99733  Arnica chamissonis Lowell Ahart; John Dittes 2008-6-20 14906 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114706  Arnica chamissonis Lowell Ahart, John Dittes 2008-6-20 14902 Lassen In a wet meadow, about 150 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
  CHSC99739  Arnica chamissonis subsp. foliosa Lowell Ahart; John Dittes 2008-6-20 14902 Lassen In a wet meadow, about 150 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
  HSC104020  Arnica chamissonis subsp. foliosa L. Ahart, John Dittes 2008-6-20 14902 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
  JEPS118465  Arnica chamissonis subsp. foliosa Lowell Ahart, John Dittes 2011-6-21 17534 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
  RSA0059627  Arnica chamissonis subsp. foliosa Lowell Ahart, John Dittes 2011-6-21 17534 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
  RSA0115088  Arnica chamissonis subsp. foliosa Lowell A. Ahart, John Dittes 2008-6-20 14902 Lassen About 150 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
  CHSC106183  Artemisia douglasiana Lowell Ahart; John Dittes 2010-8-31 17098 Modoc East side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117261  Artemisia douglasiana Lowell Ahart, John Dittes 2010-8-31 17098 Modoc East side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA768067  Artemisia douglasiana L. Ahart, John Dittes 2010-8-31 17098 Modoc East side of Elkins Lane, about 10 yrds south of bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 ft north of Lassen County Line, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley. 1268 Comment
  CHSC106199  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-31 17099 Modoc On the east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115570  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2015-7-15 20343 Modoc Hillside, about 400 yeards northeast of the old barn, on the south side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  JEPS124305  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2015-7-15 20343 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UC1119447  Artemisia tridentata subsp. tridentata R. C. Wilson 1933-7-17 67 Modoc near Cannon Place; Modoc National Forest, Canby Quadrangle Comment
  CHSC115816  Asclepias fascicularis Lowell Ahart; John Dittes 2015-7-14 20325 Lassen On the edge of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1269 Comment
  JEPS123853  Asclepias fascicularis Lowell Ahart, John Dittes 2015-7-14 20325 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC106317  Aster frondosus Lowell Ahart; John Dittes 2010-8-31 17123 Modoc Edge of pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115560  Astragalus Lowell Ahart; John Dittes 2015-7-15 20342 Modoc About 300 yards northeast of the old barn, on the north side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS124306  Astragalus Lowell Ahart, John Dittes 2015-7-15 20342 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CHSC112432  Astragalus curvicarpus var. curvicarpus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18761 Modoc About 300 yards east of the Parking Area, east of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85169  Astragalus curvicarpus var. curvicarpus John Dittes; Josephine Guardino 1991-7-21 390 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99288  Astragalus curvicarpus var. curvicarpus Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  JEPS114698  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber 1287 Comment
  JEPS120893  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18761 Modoc About 300 yards E of Parking Area, E of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CAS-BOT-BC182076  Astragalus filipes Bruce Bartholomew 1991-6-20 5774 Modoc Junction of county roads 87 and 90. 1220 Comment
  CHSC117053  Astragalus filipes Lowell Ahart; John Dittes 2016-6-6 20948 Modoc About 120 yards west of the dirt road, about 150 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99289  Astragalus filipes Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  JEPS114697  Astragalus filipes Lowell Ahart, John Dittes 2008-6-20 14977 Modoc upland on the NE side of Big Valley, about 5.3 mi (air NE of the Headquarters at Ash Creek State Wildlife area, about 8.3 mi (air) NE of Bieber 1287 Comment
  JEPS126549  Astragalus filipes Lowell Ahart, John Dittes 2016-6-6 20948 Modoc About 150 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC110988  Astragalus gibbsii Lowell Ahart; John Dittes 2012-7-12 18374 Modoc Along the poor dirt road to the gravel pit, about 1/10 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  JEPS119976  Astragalus gibbsii Lowell Ahart, John Dittes 2012-7-12 18374 Modoc About 1/10 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC186910  Astragalus inversus M. S. Baker 1898-8-1 529 Lassen Big Valley, near Johnson's Comment
  CHSC112420  Astragalus lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC115597  Astragalus lemmonii Lowell Ahart; John Dittes 2015-7-14 20336 Lassen On the west side of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1267 Comment
  CHSC85189  Astragalus lemmonii John Dittes; Josephine Guardino 1991-7-21 388 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99730  Astragalus lemmonii Lowell Ahart; John Dittes 2008-6-20 14968 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
  JEPS114989  Astragalus lemmonii Lowell Ahart, John Dittes 2008-6-20 14968 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
  JEPS120883  Astragalus lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  JEPS123847  Astragalus lemmonii Lowell Ahart, John Dittes 2015-7-14 20336 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  RSA0035824  Astragalus lemmonii Lowell A. Ahart, John Dittes 2008-6-20 14968 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
  CHSC99508  Astragalus lentiginosus var. lentiginosus Lowell Ahart; John Dittes 2008-6-22 15046 Lassen Open meadow, east of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.7 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.7 miles (air) northeast of Bieber. 1268 Comment
  JEPS114628  Astragalus lentiginosus var. lentiginosus Lowell Ahart, John Dittes 2008-6-22 15046 Lassen Open meadow, east of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.7 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.7 miles (air) northeast of Bieber 1268 Comment
  CHSC106320  Atriplex argentea var. argentea Lowell Ahart; John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117501  Atriplex argentea var. argentea Lowell Ahart, John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CDA34190  Atriplex patula var. obtusa L. Ahart, J. Dittes 2010-8-31 17112 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, and about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106167  Atriplex patula var. obtusa Lowell Ahart; John Dittes 2010-8-31 17112 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS117249  Atriplex patula var. obtusa Lowell Ahart, John Dittes 2010-8-31 17112 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC54172  Balsamorhiza macrolepis var. platylepis Vernon H. Oswald 1991-5-28 4622 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  CHSC85105  Balsamorhiza macrolepis var. platylepis John Dittes; Josephine Guardino 1991-7-21 411 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CDA43005  Barbarea orthoceras L. Ahart, John Dittes 2008-6-2 14949 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC85176  Barbarea orthoceras John Dittes; Josephine Guardino 1991-7-21 389 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99151  Barbarea orthoceras Lowell Ahart; John Dittes 2008-6-20 14949 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114368  Barbarea orthoceras Lowell Ahart, John Dittes 2008-6-20 14949 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS124725 Image available Beckmannia eruciformis Virginia Hardham 1965-7-13 134 Lassen 1.4 mi. past junction As and 299 going west. Comment
  CAS-BOT-BC242410  Beckmannia syzigachne Bruce Bartholomew 1990-8-3 5610 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC112801  Beckmannia syzigachne Lowell Ahart; John Dittes 2013-7-22 18843 Lassen West margin of a duck field, about 40 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113080  Beckmannia syzigachne Lowell Ahart; John Dittes 2013-7-22 18871 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
  CHSC116085  Beckmannia syzigachne Lowell Ahart; John Dittes 2015-7-16 20372 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 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
  CHSC85109  Beckmannia syzigachne John Dittes; Josephine Guardino 1991-8-23 450 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow along drainage at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85175  Beckmannia syzigachne John Dittes; Josephine Guardino 1991-7-21 439 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99254  Beckmannia syzigachne Lowell Ahart; John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC99275  Beckmannia syzigachne Lowell Ahart; John Dittes 2008-6-20 14946 Lassen In swales, 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
  JEPS114766  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-20 14946 Lassen In swales, 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
  JEPS114846  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (ai 1255 Comment
  JEPS121240  Beckmannia syzigachne Lowell Ahart, John Dittes 2013-7-22 18843 Lassen West margin of duckfield, about 40 yards south of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles northeast of Bieber, Big Valley. 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
  JEPS124361  Beckmannia syzigachne Lowell Ahart, John Dittes 2015-7-16 20372 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127216  Beckmannia syzigachne Lowell Ahart, John Dittes 2016-7-15 21216 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET10661222  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-20 Ahart 14946 Lassen T39N, R8E, northeast 1/4 Section 34. 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
  CHSC111100  Bidens cernua Lowell Ahart; John Dittes 2012-7-9 18295 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
  CHSC112972  Bidens cernua Lowell Ahart; John Dittes 2013-7-23 18897 Lassen Along the south margin of the levee road, 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
  CHSC117276  Bidens cernua Lowell Ahart; John Dittes 2016-7-15 21225 Lassen On the west side of the road about 600 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121281  Bidens cernua Lowell Ahart, John Dittes 2013-7-23 18897 Lassen S margin of a levee road, about 100 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC117032  Boechera pinetorum Lowell Ahart; John Dittes 2016-6-6 20947 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126550  Boechera pinetorum Lowell Ahart, John Dittes 2016-6-6 20947 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC106188  Bolboschoenus maritimus subsp. paludosus Lowell Ahart; John Dittes 2010-8-31 17135 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115568  Brodiaea coronaria Lowell Ahart; John Dittes 2015-7-15 20340 Modoc About 400 yards northeast of the old barn, on the north side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  CHSC117268  Brodiaea coronaria Lowell Ahart; John Dittes 2016-7-15 21232 Lassen About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1267 Comment
  JEPS124310  Brodiaea coronaria Lowell Ahart, John Dittes 2015-7-15 20340 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CHSC85100  Bromus hordeaceus John Dittes; Josephine Guardino 1991-7-21 432 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC115602  Bromus japonicus Lowell Ahart; John Dittes 2015-7-13 20310 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99779  Bromus japonicus Lowell Ahart; John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114831  Bromus japonicus Lowell Ahart, John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS124392  Bromus japonicus Lowell Ahart, John Dittes 2015-7-13 20310 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112781  Bromus tectorum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18751 Lassen Drainage filled with dirt from the 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
  CHSC85143  Bromus tectorum John Dittes; Josephine Guardino 1991-6-1 364 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC113088  Calandrinia ciliata Lowell Ahart; John Dittes 2013-7-22 18876 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
  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
  JEPS114632  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
  CHSC117031  Callitriche fassettii Lowell Ahart; John Dittes 2016-6-6 20968 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Rd. 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash creek State Wildlife Area. 1271 Comment
  JEPS127356  Callitriche fassettii Lowell Ahart, John Dittes 2016-6-6 20968 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC112410  Callitriche heterophylla Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18750 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
  JEPS120868  Callitriche heterophylla Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18750 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC99771  Callitriche heterophylla var. bolanderi Lowell Ahart; John Dittes 2008-6-21 14983 Modoc In shallow water and stranded on mud, west end of a large culvert, west of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114833  Callitriche heterophylla var. bolanderi Lowell Ahart, John Dittes 2008-6-21 14983 Modoc In shallow water and stranded on mud, west end of a large culvert, west of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  CHSC117055  Callitriche palustris Lowell Ahart; John Dittes 2016-6-6 20967 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC112429  Camassia leichtlinii subsp. suksdorfii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18762 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85122  Camassia quamash subsp. breviflora John Dittes; Josephine Guardino 1991-7-21 443 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99737  Camassia quamash subsp. breviflora Lowell Ahart; John Dittes 2008-6-20 14905 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  CDA42957  Camelina microcarpa L. Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC107345  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112405  Camelina microcarpa Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85128  Camelina microcarpa John Dittes; Josephine Guardino 1991-6-1 345 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS118336  Camelina microcarpa Lowell Ahart, John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120866  Camelina microcarpa Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards N of the parking area, NW of the old barn, Ash Creek State Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  RSA0036996  Camelina microcarpa Lowell A. Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC107382  Camissonia contorta Lowell Ahart; John Dittes 2011-6-22 17544 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC111414  Camissonia contorta Lowell Ahart; John Dittes 2012-7-12 18355 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS118276  Camissonia contorta Lowell Ahart, John Dittes 2011-6-22 17544 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS121275  Camissonia tanacetifolia subsp. tanacetifolia Lowell Ahart, John Dittes 2013-7-22 18885 Lassen Man-made pond, about 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC106323  Capsella bursa-pastoris Lowell Ahart; John Dittes 2010-8-31 17129 Modoc Elkins Lane, at the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116087  Capsella bursa-pastoris Lowell Ahart; John Dittes 2015-7-13 20308 Lassen 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
  CHSC99529  Capsella bursa-pastoris Lowell Ahart; John Dittes 2008-6-22 15033 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
  JEPS114631  Capsella bursa-pastoris Lowell Ahart, John Dittes 2008-6-22 15033 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
  JEPS124378  Capsella bursa-pastoris Lowell Ahart, John Dittes 2015-7-13 20308 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC99732  Cardamine oligosperma Lowell Ahart; John Dittes 2008-6-20 14942 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. 1263 Comment
  CHSC112408  Cardamine pensylvanica Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18729 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
  JEPS120845  Cardamine pensylvanica Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18729 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124311  Carduus nutans Lowell Ahart, John Dittes 2015-7-15 20341 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  JEPS124368  Carduus nutans Lowell Ahart, John Dittes, Joe DiSalvo 2015-7-14 20322 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112417  Carex Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18770 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS120879  Carex Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18770 Lassen About 300-400 yards NW of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112416  Carex angustata Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18769 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC110897  Carex athrostachya Lowell Ahart; John Dittes 2012-7-11 18345 Modoc Along a ditch, along a poor mowed road, about 1/2 mile southeast of Piolt Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC117018  Carex athrostachya Lowell Ahart 2016-6-6 20964 Modoc About 100 yards east of the Parking Area, about one miles south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99511  Carex athrostachya Lowell Ahart; John Dittes 2008-6-20 14939 Lassen About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS119856  Carex athrostachya Lowell Ahart, John Dittes 2012-7-11 18345 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  JEPS127213  Carex athrostachya Lowell Ahart, John Dittes 2016-6-6 20964 Modoc About one mile south the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC115609  Carex douglasii Lowell Ahart; John Dittes 2015-7-15 20338 Modoc Aabout 400 yards northeast of the old barn, on the south side of the overgrown road, Ash Creek StatWildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  CHSC117045  Carex douglasii Lowell Ahart; John Dittes 2016-6-6 20971 Modoc About 10 yards west of the dirt road, about 10 yards west of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC85147  Carex douglasii John Dittes; Josephine Guardino 1991-7-21 402 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85178  Carex douglasii John Dittes; Josephine Guardino 1991-7-21 385 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS124307  Carex douglasii Lowell Ahart, John Dittes 2015-7-15 20338 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  JEPS127210  Carex douglasii Lowell Ahart, John Dittes 2016-6-6 20971 Modoc About 10 yards west of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 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
  JEPS120111  Carex integra Lowell Ahart, John Dittes 2012-7-9 18299 Lassen About 150 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS114841  Carex lanuginosa Lowell Ahart, John Dittes 2008-6-21 15003 Modoc On damp soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, aout 6.4 miles (air northeast of Bieber 1269 Comment
  JEPS118461  Carex lanuginosa Lowell Ahart, John Dittes 2011-6-21 17528 Modoc About 100 yards west of the parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1268 Comment
  JEPS120121  Carex lanuginosa Lowell Ahart, John Dittes 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0037177  Carex lanuginosa Lowell A. Ahart, John Dittes 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC106173  Carex nebrascensis Lowell Ahart; John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1277 Comment
  CHSC109641  Carex nebrascensis Lowell Ahart; John Dittes 2012-7-12 18367 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC110970  Carex nebrascensis Lowell Ahart; John Dittes 2012-7-9 18298 Lassen Scattered along a small drainage, about 150 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northest of Bieber, Big Valley. 1267 Comment
  CHSC85183  Carex nebrascensis John Dittes; Josephine Guardino 1991-6-1 368 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99512  Carex nebrascensis Lowell Ahart; John Dittes 2008-6-20 14953 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC99782  Carex nebrascensis Lowell Ahart; John Dittes 2007-6-20 15019 Lassen On wet soil or in shallow water on the north side of the levee, about 90 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  JEPS114767  Carex nebrascensis Lowell Ahart, John Dittes 2008-6-20 14953 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS114853  Carex nebrascensis Lowell Ahart, John Dittes 2008-6-22 15019 Lassen N side of levee, about 90 yds E of the tall poles, in Big Valley, about 3.5 mi NE of the Headquarters at Ash Creek State Wildlife Area, about 5.5 mi (air) NE of Bieber 1260 Comment
  JEPS117659  Carex nebrascensis Lowell Ahart, John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north fo Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1277 Comment
  JEPS119966  Carex nebrascensis Lowell Ahart, John Dittes 2012-7-12 18367 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS120112  Carex nebrascensis Lowell Ahart, John Dittes 2012-7-9 18298 Lassen About 150 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA755319  Carex nebrascensis L. Ahart, John Dittes 2008-6-22 15019 Lassen On the north side of the levee, about 90 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 air miles northeast of Bieber. 1261 Comment
  CHSC108011  Carex pellita Lowell Ahart; John Dittes 2011-6-21 17533 Modoc Just west of the levee, on the east side of Elkins Lane, about 50 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC108019  Carex pellita Lowell Ahart; John Dittes 2011-6-21 17528 Modoc About 100 yards west of the parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  CHSC110984  Carex pellita Lowell Ahart 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Biebder, Big Valley. 1266 Comment
  CHSC99776  Carex pellita Lowell Ahart; John Dittes 2008-6-21 15003 Modoc On damp soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, aout 6.4 miles (air northeast of Bieber. 1269 Comment
  CHSC117046  Carex praegracilis Lowell Ahart; John Dittes 2016-6-6 20966 Modoc About 100 yards east of the dirt road, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127230  Carex praegracilis Lowell Ahart, John Dittes 2016-6-6 20966 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC99507  Carex sheldonii Lowell Ahart; John Dittes 2008-6-22 15045 Lassen High dry bank of a levee, north of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.5 miles (air) northeast of Bieber. 1267 Comment
  CHSC99518  Carex sheldonii Lowell Ahart; John Dittes 2008-6-21 15012 Modoc In shallow water 4-6 inches deep, edge of a large pond, north of a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  JEPS114623  Carex sheldonii Lowell Ahart, John Dittes 2008-6-22 15045 Lassen High dry bank of a levee, north of the old barn, east of the dirt road, open meadow area, in Big Valley, about 4.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.5 miles (air) northeast of Bieber 1267 Comment
  JEPS114828  Carex sheldonii Lowell Ahart, John Dittes 2008-6-21 15012 Modoc In shallow water 4-6 inches deep, edge of a large pond, north of a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber 1266 Comment
  RSA755320  Carex sheldonii L. Ahart, John Dittes 2008-6-21 15012 Modoc Edge of a large pond, north of a large levee, mountain meadow, in Big Valley, about 4.3 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 air miles northeast of Bieber. 1267 Comment
  SEINET8573903 Image available Carex subfusca L. Ahart, Dittes, J; Guardino, J 2009-1 15893 Plumas Comment
  CAS-BOT-BC225989  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1935-6-8 972 Modoc NE of Bieber. Comment
  CHSC117039  Castilleja campestris subsp. campestris Lowell Ahart; John Dittes 2016-6-6 20960 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99527  Castilleja campestris subsp. campestris Lowell Ahart; John Dittes 2008-6-20 14978 Lassen Edge of vernal pools, 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
  CHSC112421  Castilleja chromosa Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18765 Modoc About 300 yards east of the Parking Area, east of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS120884  Castilleja chromosa Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18765 Modoc About 300 yards E of the Parking Area, E of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CAS-BOT-BC226052  Castilleja pilosa Bruce Bartholomew 1991-6-20 5775 Modoc Junction of county roads 87 and 90. 1220 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
  JEPS114696  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
  RSA0035914  Castilleja pilosa Lowell A. Ahart, John Dittes 2008-6-20 14947 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC107376  Castilleja tenuis Lowell Ahart; John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112415  Castilleja tenuis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18773 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  CHSC116102  Castilleja tenuis Lowell Ahart; John Dittes 2015-7-13 20314 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117042  Castilleja tenuis Lowell Ahart; John Dittes 2016-6-6 20962 A Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1251 Comment
  CHSC85130  Castilleja tenuis John Dittes; Josephine Guardino 1991-7-21 421 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85165  Castilleja tenuis John Dittes; Josephine Guardino 1991-7-21 395 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99525  Castilleja tenuis Lowell Ahart; John Dittes 2008-6-22 15027 Lassen Along a small natural drainage, about 20 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
  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
  HSC103924  Castilleja tenuis L. Ahart, John Dittes 2008-6-22 15027 Lassen Big Valley; ~5 mi. (air) NE of Bieber, and ~2.1 mi. (air) NE of the Headquarters at Ash Creek State Wildlife Area 1263 Comment
  JEPS114693  Castilleja tenuis Lowell Ahart, John Dittes 2008-6-20 14944 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS114750  Castilleja tenuis Lowell Ahart, John Dittes 2008-6-22 15027 Lassen Along a small natural drainage, about 20 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
  JEPS118327  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS121270  Castilleja tenuis Lowell Ahart 2013-7-22 18840 Lassen W margin of duck field, about 30 yards SE of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124373  Castilleja tenuis Lowell Ahart, John Dittes 2015-7-13 20314 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS126543  Castilleja tenuis Lowell Ahart, John Dittes 2016-6-6 20962 -A Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA0035396  Castilleja tenuis Lowell Ahart, John Dittes 2008-6-20 14944 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
  RSA0045639  Castilleja tenuis Lowell Ahart, John Dittes 2008-6-22 15027 Lassen About 20 yards west of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about, 5.0 miles (air) northeast of Bieber. 1262 Comment
  RSA0062306  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA0105574  Castilleja tenuis Lowell Ahart, John Dittes 2013-7-22 18840 Lassen About 30 yards southeast of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  JEPS123842  Caulanthus major var. nevadensis Lowell Ahart, John Dittes 2015-7-14 20329 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  RSA0035394  Caulanthus major var. nevadensis Lowell Ahart, John Dittes 2008-6-20 14920 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CDA34204  Centaurea cyanus L. Ahart, J. Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106187  Centaurea cyanus Lowell Ahart; John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC111400  Centaurea cyanus Lowell Ahart; John Dittes 2012-7-12 18379 Modoc On dry rocky bare soil, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1262 Comment
  JEPS117475  Centaurea cyanus Lowell Ahart, John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS119675  Centaurea cyanus Lowell Ahart, John Dittes 2012-7-12 18379 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  RSA767494  Centaurea repens L. Ahart, John Dittes 2010-8-31 17093 Modoc South of parking area west of old barn, on west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley 1266 Comment
  CAS-BOT-BC15099  Centaurea virgata subsp. squarrosa Thomas C. Fuller 1962-8-29 9487 Modoc Road to Adin, 0.3 mi. E of Lookout, Big Valley. Comment
  JEPS117502  Centaurium exaltatum Lowell Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA767682  Centaurium exaltatum L. Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkin s Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley. 1268 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
  JEPS114633  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
  RSA755002  Cerastium glomeratum L. Ahart, John Dittes 2008-6-20 14966 Lassen About 10-100 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. 1264 Comment
  CDA43001  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart, John Dittes 2008-6-2 14913 Lassen Where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC106186  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2010-8-31 17116 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC111404  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2012-7-12 18356 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC112769  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2013-7-22 18847 Lassen West margin of a duck field, about 30 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 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
  CHSC99743  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2008-6-20 14913 Lassen On the levee road and in vernal pools, 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
  JEPS114649  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2008-6-20 14913 Lassen On the levee road and in vernal pools, 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
  JEPS121256  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-7-22 18855 Lassen 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121298  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-7-22 18847 Lassen W margin of duck field, about 30 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105580  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2013-7-22 18857 Lassen 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA0045636  Chamomilla suaveolens Lowell Ahart, John Dittes 2008-6-22 15024 Lassen End of a levee, about 100 yards east of the tall poles, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife, Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  CHSC99251  Chenopodium Lowell Ahart; John Dittes 2008-6-21 15010 Modoc Along a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  JEPS114754  Chenopodium Lowell Ahart, John Dittes 2008-6-21 15010 Modoc Along a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber 1266 Comment
  CHSC112835  Chenopodium album Lowell Ahart; John Dittes 2013-7-24 18933 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC112973  Chenopodium album Lowell Ahart; John Dittes 2013-7-22 18859 Lassen Drainage filled with dirt from construction of a pond, about 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115522  Chenopodium album Lowell Ahart; John Dittes 2015-7-16 20360 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking are on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121230  Chenopodium album Lowell Ahart, John Dittes 2013-7-24 18933 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121284  Chenopodium album Lowell Ahart 2013-7-22 18859 Lassen 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124357  Chenopodium album Lowell Ahart, John Dittes 2015-7-16 20360 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC95516  Chenopodium berlandieri Bruce Bartholomew 1990-8-3 5596 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CDA34222  Chenopodium desiccatum L. Ahart, J. Dittes 2010-8-31 17111 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106201  Chenopodium desiccatum Lowell Ahart; John Dittes 2010-8-31 17111 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
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Jul 20 2019
  JEPS117294  Chenopodium desiccatum Lowell Ahart, John Dittes 2010-8-31 17111 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  POM212177  Chrysothamnus nauseosus subsp. consimilis C. B. Wolf 1931-9-4 2397 Lassen Big Valley, 2.6 miles form Bieber on the road to Alturas 1268 Comment
  CAS-BOT-BC105906  Chrysothamnus viscidiflorus subsp. viscidiflorus Carl B. Wolf 1931-9-4 2386 Lassen Big Valley, 2 6/10 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC105907  Chrysothamnus viscidiflorus subsp. viscidiflorus Carl B. Wolf 1931-9-4 2396 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC105908  Chrysothamnus viscidiflorus subsp. viscidiflorus Carl B. Wolf 1931-9-4 1271 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC105909  Chrysothamnus viscidiflorus subsp. viscidiflorus Carl B. Wolf 1931-9-4 1271 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CHSC85170  Chrysothamnus viscidiflorus subsp. viscidiflorus John Dittes; Josephine Guardino 1991-7-21 391 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  OBI5967  Chrysothamnus viscidiflorus subsp. viscidiflorus Carl B. Wolf 1931-9-4 2396 Lassen Big Valley, 2.6 mi from Bieber on the road to Alturas 1268 Comment
  UC527342  Chrysothamnus viscidiflorus subsp. viscidiflorus C. B. Wolf 1931-9-4 Lassen 2.6 mi from Bieber (on the road to Alturas); Big Valley 1267 Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC14972  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC106169  Cichorium intybus Lowell Ahart; John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115567  Cichorium intybus Lowell Ahart; John Dittes 2015-7-15 20344 Modoc On the east side of Elkins Lane, about 100 yards northeast of Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS117477  Cichorium intybus Lowell Ahart, John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS124304  Cichorium intybus Lowell Ahart, John Dittes 2015-7-15 20344 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CHSC111409  Cirsium Lowell Ahart; John Dittes 2012-7-10 18329 Modoc Open meadow, about 300 yeards northeast of the old barn, on the north side of the mowed road. Ash Creek State Wildlife Area, northeast of Bieber, Big Valley. 1266 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
  CHSC116088  Cirsium Lowell Ahart; John Dittes 2015-7-15 20341 Modoc About 300 yards northeast of the old barn, on the north side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC106319  Cirsium arvense Lowell Ahart; John Dittes 2010-8-31 17105 Modoc About 20 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC116066  Cirsium arvense Lowell Ahart; John Dittes 2015-7-16 20384 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117499  Cirsium arvense Lowell Ahart, John Dittes 2010-8-31 17105 Modoc About 20 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS123862  Cirsium arvense Lowell Ahart, John Dittes 2015-7-16 20384 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC110973  Cirsium occidentale var. candidissimum Lowell Ahart; John Dittes 2012-7-12 18366 Modoc North bank of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC117043  Cirsium scariosum var. robustum Lowell Ahart; John Dittes 2016-6-6 20945 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126536  Cirsium scariosum var. robustum Lowell Ahart, John Dittes 2016-6-6 20945 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS126548  Clarkia gracilis Lowell Ahart, John Dittes 2016-6-6 20943 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC191074  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-6-20 5773 Modoc Junction of county roads 87 and 90. 1220 Comment
  CHSC117035  Clarkia gracilis subsp. gracilis Lowell Ahart; John Dittes 2016-6-6 20943 Modoc About40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC85162  Clarkia gracilis subsp. gracilis John Dittes; Josephine Guardino 1991-7-21 398 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC112426  Claytonia rubra subsp. depressa Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18742 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
  CHSC80559  Claytonia rubra subsp. depressa Vernon H. Oswald 2001-5-4 9998 Lassen Ash Creek Wildlife Area, Wayman Barn at the west end of Hunt Rd. 1267 Comment
  CHSC85127  Claytonia rubra subsp. depressa John Dittes; Josephine Guardino 1991-6-1 354 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99500  Claytonia rubra subsp. depressa Lowell Ahart; John Dittes 2008-6-20 14910 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114657  Claytonia rubra subsp. depressa Lowell Ahart, John Dittes 2008-6-20 14910 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS120869  Claytonia rubra subsp. depressa Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18742 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112413  Collinsia parviflora Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18737 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
  CHSC85138  Collinsia parviflora John Dittes; Josephine Guardino 1991-6-1 373 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99505  Collinsia parviflora Lowell Ahart; John Dittes 2008-6-20 14916 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114656  Collinsia parviflora Lowell Ahart, John Dittes 2008-6-20 14916 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS120877  Collinsia parviflora Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18737 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0035917  Collinsia parviflora Lowell A. Ahart, John Dittes 2008-6-20 14916 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC116098  Collomia grandiflora Lowell Ahart; John Dittes 2015-7-16 20391 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85163  Collomia linearis John Dittes; Josephine Guardino 1991-7-21 397 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC21482  Conium maculatum Bruce Bartholomew 1991-7-6 5960 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC112977  Conium maculatum Lowell Ahart; John Dittes 2013-7-23 18901 Lassen West side of the road levee, about 80 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121290  Conium maculatum Lowell Ahart, John Dittes 2013-7-23 18901 Lassen W side of the road levee, about 80 yards W of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC111101  Convolvulus arvensis Lowell Ahart; John Dittes 2012-7-12 18378 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1262 Comment
  JEPS119676  Convolvulus arvensis Lowell Ahart, John Dittes 2012-7-12 18378 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC115557  Crataegus douglasii Lowell Ahart; John Dittes 2015-7-15 20356 Modoc East side of Elkins Lane, about 50 yards southeast of the bridge across Ash Creek (destroyed), about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS124390  Crataegus douglasii Lowell Ahart, John Dittes 2015-7-15 20356 Modoc About 50 yards southeast of the bridge across Ash Creek (destroyed), about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC54173  Crepis bakeri Vernon H. Oswald 1991-5-28 4632 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  CHSC60650  Crocidium multicaule Vernon H. Oswald; Lowell Ahart 1993-4-17 5275 Lassen Near Wayman Barn at the W end of Hunt Rd., Ash Creek Wildlife Area, ca. 5 mi NE of Bieber. 1264 Comment
  CHSC106328  Crypsis alopecuroides Lowell Ahart; John Dittes 2010-8-31 17118 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC112975  Crypsis alopecuroides Lowell Ahart; John Dittes 2013-7-24 18932 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC116065  Crypsis alopecuroides Lowell Ahart; John Dittes 2015-7-16 20385 Modoc North edge of Ash Ceek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Ceek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117300  Crypsis alopecuroides Lowell Ahart, John Dittes 2010-8-31 17118 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS121229  Crypsis alopecuroides Lowell Ahart, John Dittes 2013-7-24 18932 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC111413  Crypsis schoenoides Lowell Ahart; John Dittes 2012-7-11 18348 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC113086  Crypsis schoenoides Lowell Ahart; John Dittes 2013-7-24 18913 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS119669  Crypsis schoenoides Lowell Ahart, John Dittes 2012-7-11 18348 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  JEPS121219  Crypsis schoenoides Lowell Ahart, John Dittes 2013-7-24 18913 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  UC1100558  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-7-20 1053 Modoc 4 mi. w. Adin Comment
  CHSC99298  Damasonium californicum Lowell Ahart; John Dittes 2008-6-20 14941 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CAS-BOT-BC49507  Deinandra lobbii Bruce Bartholomew 1990-8-3 5595 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC49509  Deinandra lobbii Bruce Bartholomew 1990-8-3 5595 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC85098  Deinandra lobbii John Dittes; Josephine Guardino 1991-7-21 442 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS18992  Deinandra lobbii Rimo Bacigalupi with L. R. Heckard 1957-8-18 6060 Lassen 3.1 mi ne Bieber (along U.S. Highway No. 299, nw Lassen County); Big Valley 1249 Comment
  CHSC85113  Delphinium nuttallianum John Dittes; Josephine Guardino 1991-7-21 422 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85135  Delphinium nuttallianum John Dittes; Josephine Guardino 1991-6-1 351 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85139  Delphinium nuttallianum John Dittes; Josephine Guardino 1991-6-1 374 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC108014  Deschampsia danthonioides Lowell Ahart; John Dittes 2011-6-22 17550 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112783  Deschampsia danthonioides Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18754 Lassen Drainage filled with dirt from the 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
  CHSC99495  Deschampsia danthonioides Lowell Ahart; John Dittes 2008-6-20 14926 Lassen Vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114873  Deschampsia danthonioides Lowell Ahart, John Dittes 2008-6-20 14926 Lassen Vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS118339  Deschampsia danthonioides Lowell Ahart, John Dittes 2011-6-22 17550 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120871  Deschampsia danthonioides Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18754 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0080119  Deschampsia danthonioides Lowell Ahart 2011-6-22 17550 Modoc About 100 yards north of he Pilot Butte Parking Lot, north edge of Ash Crek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CDA43000  Descurainia sophia L. Ahart, John Dittes 2008-6-2 14912 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. Comment
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Oct 5 2019
  CHSC112433  Descurainia sophia Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards east of the Parking Area, near the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC504  Descurainia sophia J. Wakeman 1963-5-11 Lassen Six mi. east of Bieber on Hiway 89. Comment
  CHSC85190  Descurainia sophia John Dittes; Josephine Guardino 1991-6-1 344 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99284  Descurainia sophia Lowell Ahart; John Dittes 2008-6-20 14912 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
  JEPS114350  Descurainia sophia Lowell Ahart, John Dittes 2008-6-20 14912 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
  JEPS120891  Descurainia sophia Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards E of Parking Area, near the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  RSA0035397  Descurainia sophia Lowell Ahart, John Dittes 2008-6-20 14912 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
  CHSC115787  Distichlis spicata Lowell Ahart; John Dittes 2015-7-14 20333 Lassen On the west side of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1267 Comment
  JEPS123846  Distichlis spicata Lowell Ahart, John Dittes 2015-7-14 20333 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC106182  Downingia bacigalupii Lowell Ahart; John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112046  Downingia bacigalupii Lowell Ahart; John Dittes 2012-7-11 18334 Modoc On the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northweat of Bieber, Big Valley. 1266 Comment
  CHSC112464  Downingia bacigalupii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18738 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112758  Downingia bacigalupii Lowell Ahart; John Dittes 2013-7-24 18916 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC113007  Downingia bacigalupii Lowell Ahart; John Dittes 2013-7-22 18875 Lassen Around 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
  CHSC117038  Downingia bacigalupii Lowell Ahart; John Dittes 2016-6-6 20962 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99117  Downingia bacigalupii Lowell Ahart; John Dittes 2008-6-21 14985 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114688  Downingia bacigalupii Lowell Ahart, John Dittes 2008-6-21 14985 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS117480  Downingia bacigalupii Lowell Ahart, John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS119662  Downingia bacigalupii Lowell Ahart, John Dittes 2012-7-11 18334 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS120905  Downingia bacigalupii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18738 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121218  Downingia bacigalupii Lowell Ahart, John Dittes 2013-7-24 18916 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121239  Downingia bacigalupii Lowell Ahart, John Dittes 2013-7-22 18875 Lassen Around the man-made pond, about 150 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS126542  Downingia bacigalupii Lowell Ahart, John Dittes 2016-6-6 20962 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA0039535  Downingia bacigalupii Lowell A. Ahart, John Dittes 2012-7-11 18334 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA768068  Downingia bacigalupii L. Ahart, John Dittes 2010-8-31 17124 Modoc Edge of a pond, about 400 yards west of Elkin's Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1268 Comment
  CHSC85120  Downingia bicornuta var. bicornuta John Dittes; Josephine Guardino 1991-7-21 415 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99106  Downingia bicornuta var. bicornuta Lowell Ahart; John Dittes 2008-6-20 14945 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114876  Downingia bicornuta var. bicornuta Lowell Ahart, John Dittes 2008-6-20 14945 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  RSA0035911  Downingia bicornuta var. bicornuta Lowell A. Ahart, John Dittes 2008-6-20 14945 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
  CHSC54182  Downingia cuspidata Vernon H. Oswald 1991-5-28 4623 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  JEPS120848  Downingia cuspidata Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18727 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC99271  Downingia laeta Lowell Ahart; John Dittes 2008-6-21 14984 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. Comment
  CHSC99496  Downingia laeta Lowell Ahart; John Dittes 2008-6-20 14928 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 miles (air) northeast of Bieber. 1263 Comment
  JEPS114644  Downingia laeta Lowell Ahart, John Dittes 2008-6-20 14928 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 miles (air) northeast of Bieber 1263 Comment
  JEPS114687  Downingia laeta Lowell Ahart, John Dittes 2008-6-21 14984 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  RSA0035918  Downingia laeta Lowell A. Ahart, John Dittes 2008-6-20 14928 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC508  Draba verna J. Wakeman 1963-5-11 Lassen 6 mi. east of Bieber on hiway 299. Comment
  CHSC99297  Draba verna var. verna Lowell Ahart; John Dittes 2008-6-20 14959 Lassen In meadow, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC112411  Elatine Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18752 A 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
  CHSC112423  Elatine Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18752 Lassen Plants near pond, about 80 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112825  Elatine Lowell Ahart; John Dittes 2013-7-24 18919 A Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC116187  Elatine Lowell Ahart; John Dittes 2015-7-15 20350 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116188  Elatine Lowell Ahart; John Dittes 2015-7-15 20352 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116189  Elatine Lowell Ahart; John Dittes 2015-7-15 20353 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116190  Elatine Lowell Ahart; John Dittes 2015-7-15 20354 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116191  Elatine Lowell Ahart; John Dittes 2015-7-15 20349 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116192  Elatine Lowell Ahart; John Dittes 2015-7-15 20351 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116194  Elatine Lowell Ahart; John Dittes 2015-7-13 20294 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116195  Elatine Lowell Ahart; John Dittes 2015-7-13 20295 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116196  Elatine Lowell Ahart; John Dittes 2015-7-13 20297 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS120867  Elatine Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18752 -A Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  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
  JEPS121184  Elatine Lowell Ahart, John Dittes 2013-7-24 18919 A Mendocino Around a man-made pond, north side of Ash Creek floodplain, 0.54 air miles southeast of Pilot Butte parking area, 1.1 air miles south of County Road 87, 6.8 air miles west of Adin, Big Valley. Comment
  JEPS121236  Elatine Lowell Ahart, John Dittes 2013-7-24 18919 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121273  Elatine Lowell Ahart, John Dittes 2013-7-23 18890 Lassen Man-made pond, about 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121283  Elatine Lowell Ahart, John Dittes 2013-7-22 18882 Lassen Man-made pond, about 150 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121286  Elatine Lowell Ahart, John Dittes 2013-7-22 18883 Lassen Man-made pond, about 150 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS123973  Elatine Lowell Ahart, John Dittes 2015-7-13 20297 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123974  Elatine Lowell Ahart, John Dittes 2015-7-13 20295 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123976  Elatine Lowell Ahart, John Dittes 2015-7-15 20351 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123977  Elatine Lowell Ahart, John Dittes 2015-7-15 20353 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123978  Elatine Lowell Ahart, John Dittes 2015-7-15 20349 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123979  Elatine Lowell Ahart, John Dittes 2015-7-15 20354 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123980  Elatine Lowell Ahart, John Dittes 2015-7-15 20350 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123981  Elatine Lowell Ahart, John Dittes 2015-7-15 20352 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0105584  Elatine Lowell Ahart, John Dittes 2013-7-22 18883 Lassen 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
  RSA0114933  Elatine Lowell Ahart, John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of Country Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC107341  Elatine californica Lowell Ahart; John Dittes 2011-6-21 17527 Lassen Along the bottom of a small drainage, about 30 yards north of the road, between Elkins Lane and Walters Road, about 100 yards south of the old barn, 500 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  CHSC112749  Elatine californica Lowell Ahart; John Dittes 2013-7-22 18881 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
  CHSC112750  Elatine californica Lowell Ahart; John Dittes 2013-7-22 18882 Lassen Margins of a man made pond, about 150 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112776  Elatine californica Lowell Ahart; John Dittes 2013-7-24 18918 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC112826  Elatine californica Lowell Ahart; John Dittes 2013-7-24 18918 A Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC116193  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20299 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116197  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20302 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116198  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20300 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116199  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20301 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116200  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20298 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116201  Elatine californica Lowell Ahart; John Dittes 2015-7-13 20296 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99781  Elatine californica Lowell Ahart; John Dittes 2008-6-21 14979 Modoc In shallow water, west end of a large culvert, west of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS118440  Elatine californica Lowell Ahart, John Dittes 2011-6-21 17527 Lassen Along the bottom of a small drainage, about 30 yards north of the road, between Elkins Lane and Walters Road, about 100 yards south of the old barn, 500 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 miles (air) northeast of Bieber, Big Valley 1268 Comment
  JEPS121185  Elatine californica Lowell Ahart, John Dittes 2013-7-24 18918 A Modoc Around a man-made pond, north side of Ash Creek floodplain, 0.54 air miles southeast of Pilot Butte parking area, 1.1 air miles south of County Road 87, 6.8 air miles west of Adin, Big Valley. Comment
  JEPS121235  Elatine californica Lowell Ahart, John Dittes 2013-7-24 18918 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121282  Elatine californica Lowell Ahart, John Dittes 2013-7-22 18881 Lassen Man-made pond, about 150 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS123970  Elatine californica Lowell Ahart, John Dittes 2015-7-13 20296 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123971  Elatine californica Lowell Ahart, John Dittes 2015-7-13 20301 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123972  Elatine californica Lowell Ahart, John Dittes 2015-7-13 20300 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123975  Elatine californica Lowell Ahart, John Dittes 2015-7-13 20299 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0080121  Elatine californica Lowell Ahart, John Dittes 2100-06-21 17527 Lassen Between Elkins Lane and Walters Road, about 100 yards south of the old barn, 500 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  CHSC112748  Elatine rubella Lowell Ahart; John Dittes 2013-7-22 18883 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
  CHSC112777  Elatine rubella Lowell Ahart; John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117015  Elatine rubella Lowell Ahart; John Dittes 2016-6-6 20955 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99258  Elatine rubella Lowell Ahart; John Dittes 2008-6-21 14980 Modoc West end of a large culvert, west of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114834  Elatine rubella Lowell Ahart, John Dittes 2008-6-21 14980 Modoc West end of a large culvert, west of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS126538  Elatine rubella Lowell Ahart, John Dittes 2016-6-6 20955 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC112770  Eleocharis acicularis Lowell Ahart; John Dittes 2013-7-22 18880 Lassen Drainage filled with dirt from construction of a pond, 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99268  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes 2008-6-21 14992 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114850  Eleocharis acicularis var. acicularis Lowell Ahart, John Dittes 2008-6-21 14992 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  CHSC110892  Eleocharis macrostachya Lowell Ahart; John Dittes 2012-7-11 18333 Modoc On the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC110893  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. 1267 Comment
  CHSC112798  Eleocharis macrostachya Lowell Ahart; John Dittes 2013-7-22 18848 Lassen West margin of a duck field, about 30 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS120124  Eleocharis macrostachya Lowell Ahart, John Dittes 2012-7-11 18333 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 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
  JEPS121268  Eleocharis macrostachya Lowell Ahart 2013-7-22 18848 Lassen W margin of duck field, about 30 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0039534  Eleocharis macrostachya Lowell A. 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. 1267 Comment
  CHSC115569  Eleocharis obtusa Lowell Ahart; John Dittes 2015-7-15 20355 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) norheast of Bieber, Big Valley. 1266 Comment
  JEPS124386  Eleocharis obtusa Lowell Ahart, John Dittes 2015-7-15 20355 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC117286  Eleocharis palustris Lowell Ahart; John Dittes 2016-7-15 21215 Lassen About 300b yards west of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) mortheast of Bieber, Big Valley. 1261 Comment
  JEPS127217  Eleocharis palustris Lowell Ahart, John Dittes 2016-7-15 21215 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC245109  Elodea canadensis Bruce Bartholomew 1991-10-12 6111 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  CHSC116068  Elodea canadensis Lowell Ahart; John Dittes 2015-7-16 20381 Modoc Ash Creek (destroyed), southeast of gavel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeasst of Bieber, Big Valley. 1267 Comment
  CHSC85154  Elodea canadensis John Dittes; Josephine Guardino 1991-7-21 407 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; in channel at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS123860  Elodea canadensis Lowell Ahart, John Dittes 2015-7-16 20381 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112467  Elymus caput-medusae Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18749 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
  JEPS120873  Elymus caput-medusae Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18749 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC115611  Elymus cinereus Lowell Ahart; John Dittes 2015-7-14 20327 Lassen On the north side of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1271 Comment
  CHSC85110  Elymus cinereus John Dittes; Josephine Guardino 1991-6-1 365 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 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
  CHSC85407  Elymus elymoides subsp. californicus John Dittes; Josephine Guardino 1991-6-1 363 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn. Meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC112796  Elymus glaucus Lowell Ahart; John Dittes 2013-7-23 18893 Lassen About 30 feet northeast of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121261  Elymus glaucus Lowell Ahart, John Dittes 2013-7-23 18893 Lassen About 30 feet NE of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC99521  Elymus lanceolatus subsp. lanceolatus Lowell Ahart; John Dittes 2008-6-21 15017 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  JEPS114842  Elymus lanceolatus subsp. lanceolatus Lowell Ahart, John Dittes 2008-6-21 15017 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 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
  JEPS121262  Elymus repens Lowell Ahart, John Dittes 2013-7-23 18894 Lassen About 20 feet SW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  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
  CHSC99514  Elymus trachycaulus subsp. subsecundus Lowell Ahart; John Dittes 2008-6-21 15014 Modoc On the south side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  CHSC99783  Elymus trachycaulus subsp. subsecundus Lowell Ahart; John Dittes 2007-6-20 14908 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 of Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114765  Elymus trachycaulus subsp. subsecundus Lowell Ahart, John Dittes 2008-6-20 14908 Lassen about 100 yds W of where the levee road crosses Bog Valley Canal, in Big Valley, about 4 mi (air) NE of the Headquarters at Ash Creek State Wildlife Area, about 7 mi (air) NE of Bieber 1263 Comment
  JEPS114843  Elymus trachycaulus subsp. subsecundus Lowell Ahart, John Dittes 2008-6-21 15014 Modoc On the south side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  CHSC112048  Elymus trachycaulus subsp. trachycaulus Lowell Ahart; John Dittes 2012-7-9 18297 Lassen On dry soil, on the south side of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115577  Elymus trachycaulus subsp. trachycaulus Lowell Ahart; John Dittes 2015-7-14 20332 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
  JEPS123855  Elymus trachycaulus subsp. trachycaulus Lowell Ahart, John Dittes 2015-7-14 20332 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC106190  Elymus triticoides Lowell Ahart; John Dittes 2010-8-31 17131 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC106200  Elymus triticoides Lowell Ahart; John Dittes 2010-8-31 17120 Modoc West side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85415  Elytrigia intermedia John Dittes; Josephine Guardino 1991-7-21 437 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC106189  Elytrigia pontica subsp. pontica Lowell Ahart; John Dittes 2010-8-31 17119 Modoc East side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117500  Elytrigia pontica subsp. pontica Lowell Ahart, John Dittes 2010-8-31 17119 Modoc East side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC111108  Elytrigia repens Lowell Ahart; John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1262 Comment
  JEPS119965  Elytrigia repens Lowell Ahart, John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC113058  Epilobium brachycarpum Lowell Ahart; John Dittes 2013-7-22 18845 Lassen West margin of a duck field, about 10 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113061  Epilobium brachycarpum Lowell Ahart; John Dittes 2013-7-22 18844 Lassen West margin of a duck field, about 20 yards southeast of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121253  Epilobium brachycarpum Lowell Ahart 2013-7-22 18845 Lassen W margin of duck field, about 10 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121278  Epilobium brachycarpum Lowell Ahart 2013-7-22 18844 Lassen W margin of duck field, about 20 yards SE of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105578  Epilobium brachycarpum Lowell Ahart, John Dittes 2013-7-22 18845 Lassen About 10 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC109644  Epilobium campestre Lowell Ahart; John Dittes 2012-7-11 18331 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC110908  Epilobium campestre Lowell Ahart; John Dittes 2012-7-9 18285 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. 1267 Comment
  CHSC113081  Epilobium campestre Lowell Ahart; John Dittes 2013-7-22 18850 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
  JEPS119650  Epilobium campestre Lowell Ahart, John Dittes 2012-7-9 18285 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS119659  Epilobium campestre Lowell Ahart, John Dittes 2012-7-11 18331 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121248  Epilobium campestre Lowell Ahart, John Dittes 2013-7-22 18850 Lassen About 30 yards S of the man-made pond, about 120 yards south of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles northeast of Bieber, Big Valley. Comment
  RSA0037172  Epilobium campestre Lowell A. Ahart, John Dittes 2012-7-11 18331 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA0039527  Epilobium campestre Lowell A. Ahart, John Dittes 2012-7-9 18285 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
  RSA0105583  Epilobium campestre Lowell Ahart, John Dittes 2013-7-22 18850 Lassen 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
  CHSC111098  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2012-7-9 18301 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 mile (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112448  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18740 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113008  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2013-7-22 18856 Lassen Drainage filled with dirt from construction of a pond, about 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116097  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2015-7-16 20368 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119642  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2012-7-9 18301 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121238  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2013-7-22 18856 Lassen 30 yards S of the man-made pond, about 120 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS123856  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2015-7-16 20368 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0105585  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2013-7-22 18856 Lassen 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99524  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes 2008-6-20 14948 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114690  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2008-6-20 14948 Lassen In meadow, about 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CAS-BOT-BC190972  Epilobium densiflorum Bruce Bartholomew 1990-8-3 5604 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC111398  Epilobium densiflorum Lowell Ahart; John Dittes 2012-7-11 18349 Modoc On dry bare soil, dry edges of ponds, about 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC113082  Epilobium densiflorum Lowell Ahart; John Dittes 2013-7-22 18878 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
  CHSC115607  Epilobium densiflorum Lowell Ahart; John Dittes 2015-7-13 20307 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber,, Big Valley. 1267 Comment
  JEPS121249  Epilobium densiflorum Lowell Ahart, John Dittes 2013-7-22 18878 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
  JEPS124379  Epilobium densiflorum Lowell Ahart, John Dittes 2015-7-13 20307 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0105579  Epilobium densiflorum Lowell Ahart, John Dittes 2013-7-22 18878 Lassen 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113071  Epilobium minutum Lowell Ahart; John Dittes 2013-7-24 18926 Modoc Near a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CAS-BOT-BC190865  Epilobium pygmaeum D. M. Moore 1960-6-4 120 Modoc 7.4 mi. W of Adin on road to Lookout. Comment
  CAS-BOT-BC190869  Epilobium pygmaeum Bruce Bartholomew 1990-8-3 5608 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC190861  Epilobium torreyi D. M. Moore 1960-6-4 121 Modoc 7.4 mi. W of Adin on road to Lookout. Comment
  CHSC111399  Epilobium torreyi Lowell Ahart; John Dittes 2012-7-11 18350 Modoc Normal size plants, on dry bare soil, dry edges of ponds, about 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS119671  Epilobium torreyi Lowell Ahart, John Dittes 2012-7-11 18350 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CHSC116080  Equisetum laevigatum Lowell Ahart; John Dittes 2015-7-16 20393 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99499  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
  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
  JEPS123858  Equisetum laevigatum Lowell Ahart, John Dittes 2015-7-16 20393 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035920  Equisetum laevigatum Lowell A. Ahart, John Dittes 2008-6-20 14933 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CDA34254  Eragrostis pectinacea var. pectinacea L. Ahart, J. Dittes 2010-8-31 17092 Lassen On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, and about 7.0 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106207  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  JEPS117681  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley 1276 Comment
  RSA768064  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2010-8-31 17092 Modoc West side of Walters Road, 4235 ft south of Modoc County Line, about 4.3 air miles south-southwest of Adin, about 7 air miles northeast of Bieber, Big Valley 1277 Comment
  CAS-BOT-BC298176  Ericameria nauseosa var. oreophila C. B. Wolf 1931-9-4 2397 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC298177  Ericameria nauseosa var. oreophila C. B. Wolf 1931-9-4 2397 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC298178  Ericameria nauseosa var. oreophila C. B. Wolf 1931-9-4 2397 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC298181  Ericameria nauseosa var. oreophila Carl B. Wolf 1931-9-4 2397 Lassen Big Valley, 2.6 miles from Bieber on road to Alturas 1267 Comment
  CAS-BOT-BC298183  Ericameria nauseosa var. oreophila Carl B. Wolf 1931-9-4 2397 Lassen Big Valley, 3.6 miles from Bieber on road to Alturas 1267 Comment
  UC527343  Ericameria nauseosa var. oreophila C. B. Wolf 1931-9-4 Lassen 2.6 mi from Bieber (on the road to Alturas); Big Valley 1267 Comment
  CHSC117036  Erigeron bloomeri var. bloomeri Lowell Ahart; John Dittes 2016-6-6 20952 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126547  Erigeron bloomeri var. bloomeri Lowell Ahart, John Dittes 2016-6-6 20952 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC99112  Erigeron divergens Lowell Ahart; John Dittes 2008-6-20 14965 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
  CAS-BOT-BC42768  Erigeron elegantulus Bruce Bartholomew 1991-6-20 5779 Modoc 9.8 km E of junction of county roads 87 and 90. 1250 Comment
  CAS-BOT-BC42770  Erigeron elegantulus Bruce Bartholomew 1991-6-20 5778 Modoc 9.8 km E of junction of county roads 87 and 90. 1250 Comment
  CHSC85171  Erigeron lassenianus var. lassenianus John Dittes; Josephine Guardino 1991-7-21 392 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC117047  Eriogonum douglasii var. meridionale Lowell Ahart; John Dittes 2016-6-6 20950 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126552  Eriogonum douglasii var. meridionale Lowell Ahart, John Dittes 2016-6-6 20950 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC106170  Eriogonum nudum var. nudum Lowell Ahart; John Dittes 2010-8-30 17088 Lassen South side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS117368  Eriogonum nudum var. nudum Lowell Ahart, John Dittes 2010-8-30 17088 Lassen South side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC112053  Eriogonum sphaerocephalum var. halimioides Lowell Ahart; John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC117034  Eriogonum sphaerocephalum var. halimioides Lowell Ahart; John Dittes 2016-6-6 20953 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS119668  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  JEPS126553  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2016-6-6 20953 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC117054  Eriogonum umbellatum var. modocense Lowell Ahart; John Dittes 2016-6-6 20946 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126556  Eriogonum umbellatum var. modocense Lowell Ahart, John Dittes 2016-6-6 20946 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC106195  Eriogonum vimineum Lowell Ahart; John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC111415  Eriogonum vimineum Lowell Ahart; John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS117498  Eriogonum vimineum Lowell Ahart, John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valle 1295 Comment
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC107349  Erodium cicutarium Lowell Ahart; John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1262 Comment
  CHSC116092  Erodium cicutarium Lowell Ahart; John Dittes 2015-7-13 20320 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS118257  Erodium cicutarium Lowell Ahart, John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1262 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
  CAS-BOT-BC54941  Erysimum perenne Mrs. H. C. Cantelow 1935-6-8 874 Modoc Northeast of Bieber. Comment
  CHSC80542  Erysimum repandum Vernon H. Oswald 2001-5-4 9996 Lassen Ash Creek Wildlife Area, Wayman Barn at the west end of Hunt Rd. 1267 Comment
  CHSC85103  Erysimum repandum John Dittes; Josephine Guardino 1991-6-1 367 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99238  Erysimum repandum Lowell Ahart; John Dittes 2008-6-20 14900 Lassen About 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114375  Erysimum repandum Lowell Ahart, John Dittes 2008-6-20 14900 Lassen About 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CHSC99532  Erythranthe guttata Lowell Ahart; John Dittes 2008-6-20 14978 -A Lassen Edge of vernal pools, 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
  CHSC110050  Erythranthe latidens Lowell Ahart 2012-7-12 18373 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 5 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC117283  Eschscholzia californica subsp. californica Lowell Ahart; John Dittes 2016-7-15 21228 Lassen About 100 yards west of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1278 Comment
  CHSC85146  Eschscholzia californica subsp. californica John Dittes; Josephine Guardino 1991-7-21 399 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS127177  Eschscholzia californica subsp. californica Lowell Ahart, John Dittes 2016-7-15 21228 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
  UC1126395  Eschscholzia hypecoides R. C. Wilson 1933-7-17 66 Modoc Cannon Place Modoc National Forest, Canby Quadrangle 1447 Comment
  CHSC54180  Euclidium syriacum Vernon H. Oswald 1991-5-28 4616 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. On the east side of the barn. 1264 Comment
  UC1586591  Euclidium syriacum Vernon H. Oswald 1991-5-28 4616 Lassen 5 mi ne of Bieber (Wayman Barn at w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area 1264 Comment
  CHSC115563  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2015-7-13 20312 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
  JEPS124375  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2015-7-13 20312 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106196  Euthamia occidentalis Lowell Ahart; John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117301  Euthamia occidentalis Lowell Ahart, John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC117227  Festuca idahoensis Lowell Ahart; John Dittes 2016-6-6 20941 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127212  Festuca idahoensis Lowell Ahart, John Dittes 2016-6-6 20941 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC117012  Frasera albicaulis var. modocensis Lowell Ahart; John Dittes 2016-6-6 20954 B Modoc About 40 yardswest of the dirt road, about 50 yards southwest of the intersection of County Road 87and Access Road to Pilot Butte Parking Area northeastbase of Pilot Butte, 3.8 miles (air) east of Lookout, .5 miles (air) west of Adin, Ash Creek State Wildlife Area 1271 Comment
  JEPS126537  Frasera albicaulis var. modocensis Lowell Ahart, John Dittes 2016-6-6 20954 -B Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC191139  Fraxinus latifolia Bruce Bartholomew 1990-8-3 5594 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC60698  Fritillaria pudica Vernon H. Oswald; Anne-Lise Feenstra 1993-4-17 5274 Lassen Near Wayman Barn at the W end of Hunt Rd., Ash Creek Wildlife Area, ca. 5 mi NE of Bieber. 1264 Comment
  CHSC117272  Galium aparine Lowell Ahart; John Dittes 2016-7-15 21223 Lassen About 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  CHSC113000  Galium trifidum subsp. columbianum Lowell Ahart; John Dittes 2013-7-23 18895 Lassen Along the south margin of the levee road, about 150 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121280  Galium trifidum subsp. columbianum Lowell Ahart, John Dittes 2013-7-23 18895 Lassen Along S margin of the levee road, about 150 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105575  Galium trifidum subsp. columbianum Lowell Ahart, John Dittes 2013-7-23 18895 Lassen Along the south margin of the levee road, about 150 yards east of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116075  Geranium carolinianum Lowell Ahart; John Dittes 2015-7-16 20395 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC12257  Geum aleppicum M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley, near Lookout Big Valley Comment
  CHSC106193  Glyceria borealis Lowell Ahart; John Dittes 2010-8-31 17121 Modoc About 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC115832  Glyceria borealis Lowell Ahart; John Dittes 2015-7-14 20326 Lassen In Big Vallley Canal, on the east side of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1269 Comment
  CHSC99493  Glyceria borealis Lowell Ahart; John Dittes 2008-6-21 15006 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  JEPS114839  Glyceria borealis Lowell Ahart, John Dittes 2008-6-21 15006 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  JEPS117623  Glyceria borealis Lowell Ahart, John Dittes 2010-8-31 17121 Modoc About 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS123845  Glyceria borealis Lowell Ahart, John Dittes 2015-7-14 20326 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-BC49537  Gnaphalium palustre Bruce Bartholomew 1994-10-8 6877 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CAS-BOT-BC49572  Gnaphalium palustre Bruce Bartholomew 1990-8-3 5598 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 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
  CHSC99290  Gnaphalium palustre Lowell Ahart; John Dittes 2008-6-22 15032 Lassen About 120 yards west of the road levee, on the banks of a small natural drainage, open meadow area, in Big Valley, about 2.1miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5 miles (air) northeast of Bieber. 1262 Comment
  JEPS114877  Gnaphalium palustre Lowell Ahart, John Dittes 2008-6-22 15032 Lassen About 120 yards west of the road levee, on the banks of a small natural drainage, open meadow area, in Big Valley, about 2.1miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5 miles (air) northeast of Bieber 1262 Comment
  JEPS121245  Gnaphalium palustre Lowell Ahart, John Dittes 2013-7-22 18861 Lassen 30 yards S of the man-made pond, about 120 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105586  Gnaphalium palustre Lowell Ahart, John Dittes 2013-7-22 18861 Lassen 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC106192  Gratiola ebracteata Lowell Ahart; John Dittes 2010-8-31 17128 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85149  Gratiola ebracteata John Dittes; Josephine Guardino 1991-7-21 444 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC112837  Gratiola neglecta Lowell Ahart; John Dittes 2013-7-24 18917 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC99253  Gratiola neglecta Lowell Ahart; John Dittes 2008-6-21 14993 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114684  Gratiola neglecta Lowell Ahart, John Dittes 2008-6-21 14993 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS121225  Gratiola neglecta Lowell Ahart, John Dittes 2013-7-24 18917 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA0045635  Gratiola neglecta Lowell Ahart, John Dittes 2008-6-21 14993 Modoc North of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area,, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS119663  Grindelia hirsutula Lowell Ahart, John Dittes 2012-7-11 18337 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC110972  Grindelia nana Lowell Ahart; John Dittes 2012-7-11 18337 Modoc On bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85168  Grindelia nana John Dittes; Josephine Guardino 1991-8-23 448 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS124631 Image available Grindelia nana Virginia Hardham 1965-7-13 132 Lassen Along roadside 1.4 mi past junction of As and 299. Comment
  JEPS124633 Image available Grindelia nana Laurie Hooker 1965-7-13 117 Lassen 1.4 miles past junction of A-2 and 299. Comment
  CHSC106324  Hemizonia lobbii Lowell Ahart; John Dittes 2010-8-31 17094 Modoc On the east side of Elkins Lane, about 50 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC106329  Herniaria hirsuta subsp. hirsuta Lowell Ahart; John Dittes 2010-8-31 17110 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS117302  Herniaria hirsuta subsp. hirsuta Lowell Ahart, John Dittes 2010-8-31 17110 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1295 Comment
  CHSC85194  Hesperochiron californicus John Dittes; Josephine Guardino 1991-6-1 372 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85137  Hesperochiron pumilus John Dittes; Josephine Guardino 1991-6-1 349 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85125  Holosteum umbellatum John Dittes; Josephine Guardino 1991-6-1 362 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC112406  Holosteum umbellatum subsp. umbellatum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18728 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
  CHSC80544  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald 2001-5-4 9997 Lassen Ash Creek Wildlife Area, Wayman Barn at the west end of Hunt Rd. 1267 Comment
  CHSC99281  Holosteum umbellatum subsp. umbellatum Lowell Ahart; John Dittes 2008-6-20 14922 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
  JEPS114655  Holosteum umbellatum subsp. umbellatum Lowell Ahart, John Dittes 2008-6-20 14922 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
  JEPS120865  Holosteum umbellatum subsp. umbellatum Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18728 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA755003  Holosteum umbellatum subsp. umbellatum L. Ahart, John Dittes 2008-6-20 14922 Lassen About 10-100 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. 1264 Comment
  CHSC107344  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2011-6-22 17541 Modoc On the west side of the road, about 3 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC99778  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2008-6-21 15001 Modoc On dry bare soil, near a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  JEPS114844  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2008-6-21 15001 Modoc On dry bare soil, near a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber 1260 Comment
  CHSC99515  Hordeum jubatum Lowell Ahart; John Dittes 2008-6-22 15021 Lassen On east 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
  JEPS114836  Hordeum jubatum Lowell Ahart, John Dittes 2008-6-22 15021 Lassen On east 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
  UCD85785  Hordeum marinum subsp. gussoneanum A. A. Beetle; G. L. Stebbins Jr. 1942-5-29 3368 Lassen 5.2 miles E of Bieber, Big Valley. 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
  JEPS114764  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
  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
  JEPS118488  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
  UC2013402  Isatis tinctoria Debra Valov 2012-6-19 1116 Lassen Just S of junction of Co. Road 87 A at Co. Road 87. Comment
  CHSC117044  Isoetes nuttallii Lowell Ahart; John Dittes 2016-6-6 20972 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127257  Isoetes nuttallii Lowell Ahart, John Dittes 2016-6-6 20972 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS117370  Iva axillaris Lowell Ahart, John Dittes 2010-8-30 17085 Modoc About 20 yards north of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1266 Comment
  CDA34281  Iva axillaris subsp. robustior L. Ahart, J. Dittes 2010-8-3 17085 Modoc About 20 yards north of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, and about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106337  Iva axillaris subsp. robustior Lowell Ahart; John Dittes 2010-8-30 17085 Modoc About 20 yards north of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA768063  Iva axillaris subsp. robustior L. Ahart, John Dittes 2010-8-30 17085 Modoc 20 yrds north of Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley. Comment
  CHSC99252  Juncus ambiguus Lowell Ahart; John Dittes 2008-6-21 15002 Modoc On damp to dry bare soil, around a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north-northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  JEPS114381  Juncus ambiguus Lowell Ahart, John Dittes 2008-6-21 15002 Modoc On damp to dry bare soil, around a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north-northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber 1260 Comment
  CHSC85121  Juncus balticus John Dittes; Josephine Guardino 1991-7-21 401 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC110899  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2012-7-12 18364 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112771  Juncus balticus subsp. ater Lowell Ahart; John Dittes 2013-7-23 18903 Lassen Drainage, 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
  JEPS120122  Juncus balticus subsp. ater Lowell Ahart, John Dittes 2012-7-12 18364 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121288  Juncus balticus subsp. ater Lowell Ahart, John Dittes 2013-7-23 18903 Lassen About 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC245074  Juncus bufonius Bruce Bartholomew 1990-8-3 5611 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC109634  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2012-7-11 18339 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112980  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2013-7-24 18928 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS121221  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2013-7-24 18928 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121285  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2013-7-23 18907 Lassen On the SW side of a man-made pond, about 160 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0113961  Juncus bufonius var. bufonius Lowell A. Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilor Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big valley. 1263 Comment
  CHSC112774  Juncus bufonius var. congestus Lowell Ahart; John Dittes 2013-7-24 18929 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC99280  Juncus bufonius var. congestus Lowell Ahart; John Dittes 2008-6-20 14958 Lassen In meadow, around a new pond, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114384  Juncus bufonius var. congestus Lowell Ahart, John Dittes 2008-6-20 14958 Lassen In meadow, around a new pond, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS121224  Juncus bufonius var. congestus Lowell Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  CHSC112812  Juncus bufonius var. occidentalis Lowell Ahart; John Dittes 2013-7-24 18930 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS121227  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2013-7-24 18930 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA0113962  Juncus bufonius var. occidentalis Lowell A. Ahart, John Dittes 2013-7-24 18930 Modoc About 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilor Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big valley. 1263 Comment
  CHSC109640  Juncus ensifolius Lowell Ahart; John Dittes 2012-7-12 18369 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116079  Juncus ensifolius Lowell Ahart; John Dittes 2015-7-16 20394 A Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119967  Juncus ensifolius Lowell Ahart, John Dittes 2012-7-12 18369 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112772  Juncus nevadensis var. nevadensis Lowell Ahart; John Dittes 2013-7-23 18906 Lassen On the southwest side of a man made pond, about 160 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121289  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2013-7-23 18906 Lassen On the SW side of a man-made pond, about 160 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105591  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2013-7-23 18906 Lassen On the southwest side of a man made pond, about 160 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117033  Juncus tenuis Lowell Ahart; John Dittes 2016-6-6 20970 Modoc About 10 yards west of the dirt road, about 10 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127209  Juncus tenuis Lowell Ahart, John Dittes 2016-6-6 20970 Modoc About 10 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC107318  Juncus uncialis Lowell Ahart; John Dittes 2011-6-21 17532 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
  CHSC85185  Koeleria macrantha John Dittes; Josephine Guardino 1991-7-21 438 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99767  Koeleria macrantha Lowell Ahart; John Dittes 2008-6-21 15015 Modoc On the north side of the dirt road, in Big Valley, about 3.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  JEPS114835  Koeleria macrantha Lowell Ahart, John Dittes 2008-6-21 15015 Modoc On the north side of the dirt road, in Big Valley, about 3.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  JEPS121276  Lactuca serriola Lowell Ahart, John Dittes 2013-7-23 18887 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
  CHSC110887  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2012-7-12 18376 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1262 Comment
  CHSC85167  Lagophylla ramosissima subsp. ramosissima John Dittes; Josephine Guardino 1991-8-23 447 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS119677  Lagophylla ramosissima subsp. ramosissima Lowell Ahart, John Dittes 2012-7-12 18376 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CDA43007  Lamium amplexicaule L. Ahart, John Dittes 2008-6-2 14962 Lassen In meadow, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC116100  Lamium amplexicaule Lowell Ahart; John Dittes 2015-7-13 20315 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99304  Lamium amplexicaule Lowell Ahart; John Dittes 2008-6-20 14962 Lassen In meadow, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114639  Lamium amplexicaule Lowell Ahart, John Dittes 2008-6-20 14962 Lassen In meadow, about 30 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  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
  CAS-BOT-BC49452  Lasthenia glaberrima Bruce Bartholomew 1991-10-12 6110 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  CHSC112414  Lasthenia glaberrima Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18739 Lassen Near a drainage filled with dirt from construction of a pond, about 100 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85155  Lasthenia glaberrima John Dittes; Josephine Guardino 1991-7-21 408 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99279  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
  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
  JEPS114878  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
  JEPS120809  Lasthenia glaberrima Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18739 Lassen Near a drainage filled with dirt from construction of a pond, about 100 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley Comment
  RSA0035916  Lasthenia glaberrima Lowell A. Ahart, John Dittes 2008-6-20 14901 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
  RSA0045638  Lasthenia glaberrima Lowell Ahart, John Dittes 2008-6-22 15041 Lassen About 20 yards west of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about, 5.0 miles (air) northeast of Bieber. 1262 Comment
  CHSC106209  Lemna minor Lowell Ahart; John Dittes 2010-8-31 17122 Modoc South side of a small stream, about 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC117030  Lemna minuta Lowell Ahart; John Dittes 2016-6-6 20969 Modoc About 100 yards east of the parking area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte parking area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC99242  Lemna minuta Lowell Ahart; John Dittes 2008-6-22 15022 Lassen On shallow water, south side of the levee, about 50 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  CHSC99245  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 15008 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  CHSC99246  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 14994 Modoc On shallow water on water on the south side and east end of a large culvert, a part of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114851  Lemna minuta Lowell Ahart, John Dittes 2008-6-22 15022 Lassen On shallow water, south side of the levee, about 50 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber 1260 Comment
  CHSC106184  Lepidium campestre Lowell Ahart; John Dittes 2010-8-31 17109 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC99534  Lepidium campestre Lowell Ahart; John Dittes 2008-6-20 14957 Lassen In meadow, 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
  JEPS114349  Lepidium campestre Lowell Ahart, John Dittes 2008-6-20 14957 Lassen In meadow, 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
  JEPS117383  Lepidium campestre Lowell Ahart, John Dittes 2010-8-31 17109 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC99531  Lepidium chalepense Lowell Ahart; John Dittes 2008-6-20 14978 -B Lassen Where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114944  Lepidium chalepense Lowell Ahart, John Dittes 2008-6-20 14978 -B Lassen Where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CHSC100224  Lepidium dictyotum var. acutidens John Dittes; Josephine Guardino 1991-6-1 369 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte Summit, at southeast base of Pilot Butte. 1258 Comment
  CHSC99153  Lepidium dictyotum var. dictyotum Lowell Ahart; John Dittes 2008-6-21 15011 Modoc Along a large levee, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  JEPS114372  Lepidium dictyotum var. dictyotum Lowell Ahart, John Dittes 2008-6-21 15011 Modoc Along a large levee, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber 1266 Comment
  CHSC85118  Lepidium draba John Dittes; Josephine Guardino 1991-7-21 417 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CDA43003  Lepidium perfoliatum L. Ahart, John Dittes 2008-6-2 14934 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC85096  Lepidium perfoliatum John Dittes; Josephine Guardino 1991-6-1 347 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99742  Lepidium perfoliatum Lowell Ahart; John Dittes 2008-6-20 14934 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114647  Lepidium perfoliatum Lowell Ahart, John Dittes 2008-6-20 14934 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber 1263 Comment
  JEPS117172  Leymus triticoides Lowell Ahart, John Dittes 2010-8-31 17131 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS117690  Leymus triticoides Lowell Ahart, John Dittes 2010-8-31 17120 Modoc West side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS114832  Lilaea scilloides Lowell Ahart, John Dittes 2008-6-21 14999 Modoc in the drying pond, N of the large culvert, E of the large levee, in Big Valley, about 2.8 mi (air)N of the Headquarters at Ash Creek State Wildlife Area, about 5.4 mi (air) NE of Bieber 1255 Comment
  JEPS114874  Lilaea scilloides Lowell Ahart, John Dittes 2008-6-20 14943 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
  RSA0035910  Lilaea scilloides Lowell A. Ahart, John Dittes 2008-6-20 14943 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
  CHSC112419  Limosella acaulis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18753 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
  JEPS120859  Limosella acaulis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18753 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112422  Limosella aquatica Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18755 Lassen Near a drainage filled with dirt from construction of a pond, about 50 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85116  Limosella aquatica John Dittes; Josephine Guardino 1991-7-21 419 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99152  Limosella aquatica Lowell Ahart; John Dittes 2008-6-21 14996 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC99734  Limosella aquatica Lowell Ahart; John Dittes 2008-6-20 14927 Lassen Bottom of vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. 1263 Comment
  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
  JEPS120860  Limosella aquatica Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18755 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121274  Limosella aquatica Lowell Ahart, John Dittes 2013-7-23 18889 Lassen Man-made pond, about 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC116074  Linum lewisii var. lewisii Lowell Ahart; John Dittes 2015-7-16 20369 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85144  Linum lewisii var. lewisii John Dittes; Josephine Guardino 1991-6-1 359 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99539  Linum lewisii var. lewisii Lowell Ahart; John Dittes 2008-6-20 14917 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
  JEPS114694  Linum lewisii var. lewisii Lowell Ahart, John Dittes 2008-6-20 14917 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
  JEPS123864  Linum lewisii var. lewisii Lowell Ahart, John Dittes 2015-7-16 20369 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035912  Linum lewisii var. lewisii Lowell A. Ahart, John Dittes 2008-6-20 14917 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
  CHSC60688  Lithophragma glabrum Vernon H. Oswald; Anne-Lise Feenstra 1993-4-17 5273 Lassen Near Wayman Barn at the W end of Hunt Rd., Ash creek Wildlife Area, ca. 5 mi NE of Bieber. 1264 Comment
  CHSC85192  Lithospermum arvense John Dittes; Josephine Guardino 1991-6-1 348 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85186  Lomatium bicolor John Dittes; Josephine Guardino 1991-6-1 380 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC107350  Lomatium bicolor var. leptocarpum Lowell Ahart; John Dittes 2011-6-22 17548 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS118263  Lomatium bicolor var. leptocarpum Lowell Ahart, John Dittes 2011-6-22 17548 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CHSC107378  Lomatium nevadense var. nevadense Lowell Ahart; John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS118252  Lomatium nevadense var. nevadense Lowell Ahart, John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CHSC85164  Lomatium triternatum var. macrocarpum John Dittes; Josephine Guardino 1991-7-21 428 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  SEINET7073584  Lomatium utriculatum A. G. Vestal 1955-5-18 s.n. Modoc About 3.7 miles east of Adin on Route 87. UTM Zone 10, 663529mE, 4563872mN. Coordinate datum: NAD27. Comment
  CHSC116081  Lotus corniculatus Lowell Ahart; John Dittes 2015-7-16 20379 Modoc North edge of Ash Creek (destroyed) southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS123857  Lotus corniculatus Lowell Ahart, John Dittes 2015-7-16 20379 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS114702  Lotus denticulatus Lowell Ahart, John Dittes 2008-6-20 14970 Lassen About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS118255  Lotus denticulatus Lowell Ahart, John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 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
  CHSC117281  Ludwigia palustris Lowell Ahart; John Dittes 2016-7-15 21220 Lassen About 50 yards west of the road and about 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS127169  Ludwigia palustris Lowell Ahart, John Dittes 2016-7-15 21220 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS128088  Ludwigia palustris Lowell Ahart, John Dittes 2013-7-23 18904 Lassen About 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC181904  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5885 Modoc Between Lookout and Adin, upper Pitt River region. Comment
  CAS-BOT-BC196340  Lupinus argenteus var. argenteus Alice Eastwood; John Thomas Howell 1940-6-11 8003 Lassen Big Valley Comment
  RSA11959  Lupinus argenteus var. argenteus Elmer I. Applegate 1929-6-24 5885 Modoc Between Lookout and Aden, upper Pitt River region. Comment
  CHSC107346  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2011-6-22 17555 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC107352  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2011-6-22 17556 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC109635  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2012-7-11 18338 Modoc East of the gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC109679  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  HSC104006  Lupinus argenteus var. heteranthus L. Ahart, John Dittes 2011-6-22 17556 Modoc Ten air mi. E of Lookout, Big Valley; 7.7 air mi. W of Adin, 1.1 air mi. S of County Rd. 87, north edge of Ash Creek Floodplain, ~100 yds. NE of the Pilot Butte parking lot 1265 Comment
  JEPS118275  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17556 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS118333  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17555 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS119658  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2012-7-10 18330 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS119664  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2012-7-11 18338 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0037173  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-11 18338 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA0039533  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SBBG125477  Lupinus argenteus var. heteranthus L. Ahart, J. Dittes 2012-7-10 18330 Modoc ca. 300 yards NE of old barn, on the sides of mowed rd; Ash Crk State Wildlife Area NE of Bieber, Big Valley 1266 Comment
  CHSC85177  Lupinus lepidus var. confertus John Dittes; Josephine Guardino 1991-7-21 387 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC112052  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2012-7-11 18343 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS119667  Lupinus lepidus var. sellulus Lowell Ahart, John Dittes 2012-7-11 18343 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CHSC112051  Lupinus microcarpus var. microcarpus Lowell Ahart; John Dittes 2012-7-11 18342 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC99103  Lupinus microcarpus var. microcarpus Lowell Ahart; John Dittes 2008-6-20 14969 Lassen About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114708  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2008-6-20 14969 Lassen About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS119666  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2012-7-11 18342 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CHSC113060  Lythrum hyssopifolia Lowell Ahart; John Dittes 2013-7-23 18896 Lassen Along the south margin of the levee road, 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
  JEPS121263  Lythrum hyssopifolia Lowell Ahart, John Dittes 2013-7-23 18896 Lassen Along S margin of the levee road, about 100 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112827  Lythrum tribracteatum Lowell Ahart; John Dittes 2013-7-24 18914 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS121223  Lythrum tribracteatum Lowell Ahart, John Dittes 2013-7-24 18914 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121287  Lythrum tribracteatum Lowell Ahart, John Dittes 2013-7-23 18902 Lassen About 150 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. 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
  RSA0105577  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
  CHSC106198  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2010-8-31 17103 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC111109  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2012-7-12 18375 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1262 Comment
  CAS-BOT-BC49435  Madia exigua Bruce Bartholomew 1991-6-20 5777 Modoc 7.5 km E of junction of county roads 87 and 90. 1220 Comment
  CHSC113089  Malva neglecta Lowell Ahart; John Dittes 2013-7-22 18877 Lassen East of a 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
  JEPS121255  Malva neglecta Lowell Ahart, John Dittes 2013-7-22 18877 Lassen E of drainage, 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
  CHSC106353  Marrubium vulgare Lowell Ahart; John Dittes 2010-8-30 17087 Lassen On the north side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC112096  Matricaria discoidea Lowell Ahart; John Dittes 2012-7-12 18353 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC112768  Matricaria discoidea Lowell Ahart; John Dittes 2013-7-22 18862 Lassen Drainage filled with dirt from construction of a pond, 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
  CHSC99286  Matricaria discoidea Lowell Ahart; John Dittes 2008-6-20 14911 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC99294  Matricaria discoidea Lowell Ahart; John Dittes 2008-6-22 15024 Lassen End of a levee, about 100 yards east of the tall poles, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  JEPS114634  Matricaria discoidea Lowell Ahart, John Dittes 2008-6-20 14911 Lassen On the levee road, where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS114749  Matricaria discoidea Lowell Ahart, John Dittes 2008-6-22 15024 Lassen End of a levee, about 100 yards east of the tall poles, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber 1260 Comment
  JEPS119672  Matricaria discoidea Lowell Ahart, John Dittes 2012-7-12 18353 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC107375  Matricaria occidentalis Lowell Ahart; John Dittes 2011-6-22 17542 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112767  Matricaria occidentalis Lowell Ahart; John Dittes 2013-7-22 18863 Lassen Drainage filled with dirt from construction of a pond, 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
  CHSC117040  Matricaria occidentalis Lowell Ahart; John Dittes 2016-6-6 20961 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS118334  Matricaria occidentalis Lowell Ahart, John Dittes 2011-6-22 17542 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS126541  Matricaria occidentalis Lowell Ahart, John Dittes 2016-6-6 20961 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC116069  Medicago lupulina Lowell Ahart; John Dittes 2015-7-16 20386 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS123859  Medicago lupulina Lowell Ahart, John Dittes 2015-7-16 20386 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112987  Melilotus officinalis Lowell Ahart; John Dittes 2013-7-22 18868 Lassen On the sides of the levee road, about 100 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121277  Melilotus officinalis Lowell Ahart, John Dittes 2013-7-22 18868 Lassen On the sides of the levee road, about 100 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC179860  Mentha arvensis Bruce Bartholomew 1990-8-3 5601 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC106325  Mentha arvensis Lowell Ahart; John Dittes 2010-8-31 17114 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC115531  Mentha arvensis Lowell Ahart; John Dittes 2015-7-16 20359 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destoryed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Beiber, Big Valley. 1267 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
  JEPS117503  Mentha arvensis Lowell Ahart, John Dittes 2010-8-31 17114 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS123854  Mentha arvensis Lowell Ahart, John Dittes 2015-7-14 20337 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  JEPS124363  Mentha arvensis Lowell Ahart, John Dittes 2015-7-16 20359 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106171  Mentzelia albicaulis Lowell Ahart; John Dittes 2010-8-30 17089 Lassen North side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS117360  Mentzelia albicaulis Lowell Ahart, John Dittes 2010-8-30 17089 Lassen North side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC107347  Mentzelia dispersa Lowell Ahart; John Dittes 2011-6-22 17557 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS118254  Mentzelia dispersa Lowell Ahart, John Dittes 2011-6-22 17557 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC170841  Mentzelia veatchiana John Thomas Howell; Alice Eastwood 1940-6-11 8002 Lassen Big Valley Comment
  CHSC85104  Microseris laciniata subsp. laciniata John Dittes; Josephine Guardino 1991-7-21 410 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 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
  CHSC99295  Microseris laciniata subsp. laciniata Lowell Ahart; John Dittes 2008-6-20 14951 Lassen About 300 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  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
  JEPS114755  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
  CHSC117041  Microseris nutans Lowell Ahart; John Dittes 2016-6-6 20958 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126544  Microseris nutans Lowell Ahart, John Dittes 2016-6-6 20958 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 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
  CHSC85099  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 377 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85182  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 356 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99150  Microsteris gracilis Lowell Ahart; John Dittes 2008-6-20 14929 Lassen Around vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS120864  Microsteris gracilis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18741 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC115532  Mimulus guttatus Lowell Ahart; John Dittes 2015-7-16 20363 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destoryed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Beiber, Big Valley. 1267 Comment
  CHSC117277  Mimulus guttatus Lowell Ahart; John Dittes 2016-7-15 21224 Lassen On the west side of the road about 600 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124365  Mimulus guttatus Lowell Ahart, John Dittes 2015-7-16 20363 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127176  Mimulus guttatus Lowell Ahart, John Dittes 2016-7-15 21224 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 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
  CHSC85152  Monolepis nuttalliana John Dittes; Josephine Guardino 1991-7-21 405 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99530  Monolepis nuttalliana Lowell Ahart; John Dittes 2008-6-22 15034 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
  CHSC99537  Monolepis nuttalliana Lowell Ahart; John Dittes 2008-6-20 14973 Lassen West of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114695  Monolepis nuttalliana Lowell Ahart, John Dittes 2002-6-20 14973 Lassen W of where the levee road crosses Big Valley Canal, in Big Valley, about 4 mi (air) NE of the Headquarters at Ash Creek State Wildlife Area, about 7 mi (air) NE of Bieber 1263 Comment
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Oct 5 2019
  JEPS124376  Monolepis nuttalliana Lowell Ahart, John Dittes 2015-7-13 20311 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC107374  Montia dichotoma Lowell Ahart; John Dittes 2011-6-22 17551 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC54191  Montia dichotoma Vernon H. Oswald 1991-5-28 4618 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. Locally abundant on the bed of a drying vernal pool on an undulating sagebrush flat east of the barn. 1264 Comment
  JEPS118264  Montia dichotoma Lowell Ahart, John Dittes 2011-6-22 17551 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 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
  CHSC112450  Montia linearis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18736 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
  CHSC54192  Montia linearis Vernon H. Oswald 1991-5-28 4619 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. Locally abundant on the bed of a drying vernal pool on an undulating sagebrush flat east of the barn. 1264 Comment
  CHSC85140  Montia linearis John Dittes; Josephine Guardino 1991-6-1 375 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99533  Montia linearis Lowell Ahart; John Dittes 2008-6-20 14938 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
  JEPS114646  Montia linearis Lowell Ahart, John Dittes 2008-6-20 14938 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
  JEPS120896  Montia linearis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18736 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0035909  Montia linearis Lowell A. Ahart, John Dittes 2008-6-20 14938 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
  CHSC112838  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2013-7-24 18912 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS121233  Muhlenbergia richardsonis Lowell Ahart, John Dittes 2013-7-24 18912 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. 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
  CHSC107334  Myosurus minimus Lowell Ahart; John Dittes 2011-6-21 17526 Lassen Along the bottom of a small drainage, about 30 yards north of the road, between Elkins Lane and Walters Road, about 100 yards south of the old barn, 500 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  CHSC112462  Myosurus minimus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18726 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
  CHSC54193  Myosurus minimus Vernon H. Oswald 1991-5-28 4621 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. On the beds of vernal pools east of the barn. 1264 Comment
  CHSC85126  Myosurus minimus John Dittes; Josephine Guardino 1991-6-1 353 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85413  Myosurus minimus John Dittes 1991-6-1 375 A Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99498  Myosurus minimus Lowell Ahart; John Dittes 2008-6-20 14940 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114645  Myosurus minimus Lowell Ahart, John Dittes 2008-6-20 14940 Lassen In vernal pools and swales, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS118444  Myosurus minimus Lowell Ahart, John Dittes 2011-6-21 17526 Lassen Along the bottom of a small drainage, about 30 yards north of the road, between Elkins Lane and Walters Road, about 100 yards south of the old barn, 500 feet south of Modoc County Line, about 4.3 miles (air) west-southwest of Adin, about 7.3 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
  JEPS120862  Myosurus minimus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18726 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0035919  Myosurus minimus Lowell A. Ahart, John Dittes 2008-6-20 14940 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  RSA0062303  Myosurus minimus Lowell Ahart, John Dittes 2011-6-21 17531 Lassen 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
  UC1101505  Myriophyllum sibiricum Malcolm A. Nobs and S. Galen Smith 1949-7-20 1049 Lassen Irrigation canal, ca. 4 mi W of Adin. Comment
  CHSC112790  Najas flexilis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18764 Modoc Drainage, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS120885  Najas flexilis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18764 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CHSC99105  Navarretia intertexta Lowell Ahart; John Dittes 2008-6-22 15028 Lassen Along a small natural drainage, about 120 yards west of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  JEPS114395  Navarretia intertexta Lowell Ahart, John Dittes 2008-6-22 15028 Lassen about 120 yards west of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber 1262 Comment
  CAS-BOT-BC197994  Navarretia intertexta subsp. intertexta Bruce Bartholomew 1990-8-3 5609 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC113069  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2013-7-22 18869 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
  CHSC116082  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-7-13 20303 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116104  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-7-16 20380 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117051  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2016-6-6 20954 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 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
  JEPS124354  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes 2015-7-16 20380 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast 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
  JEPS126546  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes 2016-6-6 20954 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC110998  Navarretia intertexta subsp. propinqua Lowell Ahart; John Dittes 2012-7-9 18303 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northesast of Bieber, Big Valley. 1267 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
  JEPS114394  Navarretia intertexta subsp. propinqua Lowell Ahart, John Dittes 2008-6-22 15031 Lassen 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
  JEPS121307  Navarretia intertexta subsp. propinqua Lowell Ahart 2013-7-22 18853 Lassen 10 yards S of a man-made pond, about 140 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112753  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2013-7-22 18851 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
  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
  CHSC110909  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes 2012-7-9 18288 Lassen . Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. 1267 Comment
  CHSC112444  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18778 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113072  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes 2013-7-22 18852 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
  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
  CHSC54188  Navarretia leucocephala subsp. minima Vernon H. Oswald 1991-5-28 4617 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. On the bed of vernal pools on a flat east of the barn. 1264 Comment
  CHSC85115  Navarretia leucocephala subsp. minima John Dittes; Josephine Guardino 1991-7-21 424 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85181  Navarretia leucocephala subsp. minima John Dittes; Josephine Guardino 1991-6-1 357 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99736  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes 2008-6-20 14952 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114396  Navarretia leucocephala subsp. minima Lowell Ahart, John Dittes 2008-6-20 14952 Lassen about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber 1263 Comment
  JEPS120031  Navarretia leucocephala subsp. minima Lowell Ahart, John Dittes 2012-7-9 18288 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
  JEPS127174  Navarretia leucocephala subsp. minima Lowell Ahart, John Dittes 2016-7-15 21213 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035408  Navarretia leucocephala subsp. minima Lowell Ahart, John Dittes 2008-6-20 14952 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS120028  Navarretia propinqua Lowell Ahart, John Dittes 2012-7-9 18303 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC111104  Navarretia tagetina Lowell Ahart; John Dittes 2012-7-12 18370 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) northeast of Bieber, Big Valley. 1266 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
  CHSC85124  Nemophila pedunculata John Dittes; Josephine Guardino 1991-6-1 360 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99497  Nemophila pedunculata Lowell Ahart; John Dittes 2008-6-20 14918 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114643  Nemophila pedunculata Lowell Ahart, John Dittes 2008-6-20 14918 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS120810  Nemophila pedunculata Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18724 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC116095  Nepeta cataria Lowell Ahart; John Dittes 2015-7-13 20313 Lassen Along levee road, about 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124374  Nepeta cataria Lowell Ahart, John Dittes 2015-7-13 20313 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106332  Nicotiana attenuata Lowell Ahart; John Dittes 2010-8-30 17081 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS117369  Nicotiana attenuata Lowell Ahart, John Dittes 2010-8-30 17081 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1266 Comment
  CHSC54175  Nothocalais troximoides Vernon H. Oswald 1991-5-28 4627 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. East of the barn. 1264 Comment
  CHSC116084  Oenothera elata subsp. hirsutissima Lowell Ahart; John Dittes 2015-7-16 20361 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124353  Oenothera elata subsp. hirsutissima Lowell Ahart, John Dittes 2015-7-16 20361 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC85114  Oenothera flava subsp. flava John Dittes; Josephine Guardino 1991-7-21 425 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 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
  CHSC112794  Panicum Lowell Ahart; John Dittes 2013-7-23 18909 Lassen On the east side of the gravel road, north-south road west of Big Canal, 0.76 mile north of State Highway 299, 4.9 miles (air) northeast of Bieber, Big Valley. 1257 Comment
  JEPS121279  Panicum Lowell Ahart, John Dittes 2013-7-23 18909 Lassen On the E side the gravel road, N-S road W of Big Canal, 0.76 Mile N of CA 299, 4.9 air miles NE of Bieber, Big Valley. Comment
  CHSC115593  Panicum capillare Lowell Ahart; John Dittes 2015-7-16 20392 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117049  Penstemon roezlii Lowell Ahart; John Dittes 2016-6-6 20944 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS126555  Penstemon roezlii Lowell Ahart, John Dittes 2016-6-6 20944 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC116103  Penstemon rydbergii var. oreocharis Lowell Ahart; John Dittes 2015-7-13 20316 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85119  Penstemon rydbergii var. oreocharis John Dittes; Josephine Guardino 1991-7-21 420 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99300  Penstemon rydbergii var. oreocharis Lowell Ahart; John Dittes 2008-6-20 14919 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
  JEPS114709  Penstemon rydbergii var. oreocharis Lowell Ahart, John Dittes 2008-6-20 14919 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
  JEPS124372  Penstemon rydbergii var. oreocharis Lowell Ahart, John Dittes 2015-7-13 20316 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0115350  Penstemon rydbergii var. oreocharis Lowell A. Ahart, John Dittes 2008-6-20 14919 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
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124356  Persicaria lapathifolia Lowell Ahart, John Dittes 2015-7-16 20374 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC218153  Persicaria maculosa Bruce Bartholomew 1994-10-8 6878 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CAS-BOT-BC218154  Persicaria maculosa Bruce Bartholomew 1990-8-3 5599 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC218155  Persicaria maculosa Bruce Bartholomew 1990-8-3 5603 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC116099  Persicaria maculosa Lowell Ahart; John Dittes 2015-7-15 20375 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124358  Persicaria maculosa Lowell Ahart, John Dittes 2015-7-16 20375 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC115561  Phacelia egena Lowell Ahart; John Dittes 2015-7-15 20339 Modoc About 400 yards northeast of the old barn, on the south side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  JEPS124309  Phacelia egena Lowell Ahart, John Dittes 2015-7-15 20339 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CAS-BOT-BC247555  Phalaris angusta Bruce Bartholomew 1991-7-6 5961 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC113064  Phalaris arundinacea Lowell Ahart; John Dittes 2013-7-24 18925 Modoc On the north side of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1262 Comment
  JEPS121231  Phalaris arundinacea Lowell Ahart, John Dittes 2013-7-24 18925 Modoc On the N side of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS114635  Phlox gracilis Lowell Ahart, John Dittes 2008-6-20 14929 Lassen Around vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  RSA0035915  Phlox gracilis Lowell A. Ahart, John Dittes 2008-6-20 14929 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
  CHSC54189  Phlox hoodii subsp. canescens Vernon H. Oswald 1991-5-28 4626 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Area, ca. 5 miles northeast of Bieber. 1264 Comment
  CHSC54181  Phoenicaulis cheiranthoides Vernon H. Oswald 1991-5-28 4633 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  CHSC60669  Phoenicaulis cheiranthoides Vernon H. Oswald; Anne-Lise Feenstra 1993-4-17 5272 Lassen Near Wayman Barn at the W end of Hunt Rd., Ash Creek Wildlife Area, ca. 5 mi NE of Bieber. 1264 Comment
  UCD116141  Phoenicaulis cheiranthoides F. H. Taylor 1932-5-16 s.n. Lassen Mr. Foster's field in Big Valley. Comment
  CHSC112775  Pilularia americana Lowell Ahart; John Dittes 2013-7-24 18924 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117014  Pilularia americana Lowell Ahart; John Dittes 2016-6-6 20956 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127204  Pilularia americana Lowell Ahart, John Dittes 2016-6-6 20956 Modoc About one mile south the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC100232  Plagiobothrys cognatus John Dittes; Josephine Guardino 1991-6-1 361 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte Summit, ca. 0.6 mile east of Walters Road and Owl Barn. 1271 Comment
  CDA42913  Plagiobothrys cusickii L. Ahart, John Dittes 2012-7-9 18284 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC109643  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-11 18332 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC110891  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-9 18284 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC110913  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-9 18284 A Lassen Along a very small drainage, 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
  CHSC112443  Plagiobothrys cusickii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18772 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112757  Plagiobothrys cusickii Lowell Ahart; John Dittes 2013-7-24 18920 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC113070  Plagiobothrys cusickii Lowell Ahart; John Dittes 2013-7-22 18870 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
  CHSC115608  Plagiobothrys cusickii Lowell Ahart; John Dittes 2015-7-13 20305 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  CHSC99538  Plagiobothrys cusickii Lowell Ahart; John Dittes 2008-6-20 14914 Lassen In vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  HSC104018  Plagiobothrys cusickii L. Ahart, John Dittes 2012-7-9 18284 Lassen About 5.5 air mi. NE of Bieber, Ash Creek Wildlife Area, ~100 yds. SE of tall poles 1268 Comment
  JEPS114769  Plagiobothrys cusickii Lowell Ahart, John Dittes 2008-6-20 14914 Lassen In vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS119643  Plagiobothrys cusickii Lowell Ahart, John Dittes 2012-7-9 18284 -A Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS119652  Plagiobothrys cusickii Lowell Ahart, John Dittes 2012-7-9 18284 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS119660  Plagiobothrys cusickii Lowell Ahart, John Dittes 2012-7-11 18332 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS120895  Plagiobothrys cusickii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18772 Lassen About 300-400 yards NW of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121217  Plagiobothrys cusickii Lowell Ahart, John Dittes 2013-7-24 18920 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. 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
  JEPS124383  Plagiobothrys cusickii Lowell Ahart, John Dittes 2015-7-13 20305 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127173  Plagiobothrys cusickii Lowell Ahart, John Dittes 2016-7-15 21212 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035913  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2008-6-20 14914 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
  RSA0039528  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2012-7-9 18284 Lassen About 100 yards southeast of the tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA0039536  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2012-7-11 18332 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 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
  RSA0113963  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2013-7-24 18920 Modoc North side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  UCD169603  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-9 18284 Butte Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. 1267 Comment
  CHSC107381  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC112430  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18730 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
  CHSC112431  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18776 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112760  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2013-7-24 18921 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC113067  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2013-7-22 18854 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
  CHSC115562  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2015-7-13 20318 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS118249  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120894  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18776 Lassen About 30 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121220  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2013-7-24 18921 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121293  Plagiobothrys hispidulus Lowell Ahart 2013-7-22 18854 Lassen 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0062307  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  SEINET10781225  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 Ahart 17540 Modoc T39N, R8E, northeast 1/4 Section 30. Normal size plants, on dry bare soil, on the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1265 Comment
  CHSC85131  Plagiobothrys leptocladus John Dittes; Josephine Guardino 1991-7-21 413 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS121266  Plagiobothrys mollis Lowell Ahart, John Dittes 2013-7-23 18898 Lassen About 50 yards W of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC110912  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2012-7-9 18283 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
  CHSC113014  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2013-7-23 18898 Lassen Along a small drainage, about 50 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116091  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2015-7-13 20306 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85097  Plagiobothrys mollis var. mollis John Dittes; Josephine Guardino 1991-7-21 414 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99536  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2008-6-20 14921 Lassen In vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114692  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes 2008-6-20 14921 Lassen In vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  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
  JEPS124380  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes 2015-7-13 20306 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035395  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes 2008-6-20 14921 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
  RSA0105581  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes 2013-7-23 18898 Lassen About 50 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112445  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18771 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112751  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2013-7-22 18873 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
  CHSC115564  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2015-7-13 20319 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117037  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2016-6-6 20963 Modoc About 100 yards east of the Parking Area, about about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC117287  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2016-7-15 21217 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
  CHSC85102  Plagiobothrys stipitatus var. micranthus John Dittes; Josephine Guardino 1991-6-1 370 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS121291  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2013-7-22 18873 Lassen 40 yards S of the man-made pond, about 110 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124369  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2015-7-13 20319 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0105588  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2013-7-22 18873 Lassen 40 yards south of the man made pond, about 110 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC107383  Plagiobothrys tenellus Lowell Ahart; John Dittes 2011-6-22 17553 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC109637  Plantago major Lowell Ahart; John Dittes 2012-7-12 18358 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116067  Plantago major Lowell Ahart; John Dittes 2015-7-16 20388 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119674  Plantago major Lowell Ahart, John Dittes 2012-7-12 18358 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS123861  Plantago major Lowell Ahart, John Dittes 2015-7-16 20388 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112449  Plectritis macrocera Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18747 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85117  Plectritis macrocera John Dittes; Josephine Guardino 1991-7-21 418 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85136  Plectritis macrocera John Dittes; Josephine Guardino 1991-6-1 350 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99738  Plectritis macrocera Lowell Ahart; John Dittes 2008-6-20 14971 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114707  Plectritis macrocera Lowell Ahart, John Dittes 2008-6-20 14971 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 7.0 miles (air) northeast of Bieber 1263 Comment
  JEPS120863  Plectritis macrocera Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18747 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC85108  Poa bulbosa John Dittes; Josephine Guardino 1991-6-1 366 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99276  Poa bulbosa Lowell Ahart; John Dittes 2008-6-22 15035 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
  JEPS114748  Poa bulbosa Lowell Ahart, John Dittes 2008-6-22 15035 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
  CHSC112468  Poa bulbosa subsp. vivipara Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18748 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
  CHSC85107  Poa compressa John Dittes; Josephine Guardino 1991-7-21 440 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  UC589933  Poa compressa Leo Whitney 1935-5-26 3147 Lassen 10 mi e Adin (bank of Ash Creek) Comment
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Jun 24 2009
  CHSC112474  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18780 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS120878  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18780 Lassen About 300-400 yards NW of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC85106  Poa cusickii subsp. epilis John Dittes; Josephine Guardino 1991-7-21 436 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85133  Poa pratensis John Dittes; Josephine Guardino 1991-7-21 435 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC112686  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18767 Modoc Meadow, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC99523  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2008-6-22 15020 Lassen On the road sides of the levee, about 100 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  JEPS114849  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes 2008-6-22 15020 Lassen On the road sides of the levee, about 100 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber 1260 Comment
  JEPS120882  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18767 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  UCD90323  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-5-29 3367 Lassen 5.2 miles E of Bieber, Big Valley. Comment
  CHSC115514  Poa secunda subsp. juncifolia Lowell Ahart; John Dittes 2015-7-14 20331 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
  CHSC85399  Poa secunda subsp. juncifolia John Dittes; Josephine Guardino 1991-7-21 441 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS123838  Poa secunda subsp. juncifolia Lowell Ahart, John Dittes 2015-7-14 20331 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  UC589943  Poa secunda subsp. juncifolia Leo Whitney 1936-5-26 3157 Lassen 10 mi e Adin (near Ash Creek) Comment
  UCD92157  Poa secunda subsp. juncifolia A. A. Beetle; G. L. Stebbins Jr. 1942-5-29 3370 Lassen 5.2 miles E of Bieber, Big Valley. Comment
  CHSC117017  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2016-6-6 20940 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS127211  Poa secunda subsp. secunda Lowell Ahart, John Dittes 2016-6-6 20940 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC112409  Polemonium micranthum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18743 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
  CHSC54190  Polemonium micranthum Vernon H. Oswald 1991-5-28 4615 Lassen Wayman Barn at the west end of Hunt Rd, Ash Creek Wildlife Are, ca. 5 miles northeast of Bieber. 1264 Comment
  CHSC85180  Polemonium micranthum John Dittes; Josephine Guardino 1991-6-1 358 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC85187  Polemonium micranthum John Dittes; Josephine Guardino 1991-6-1 378 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99114  Polemonium micranthum Lowell Ahart; John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  HSC104011  Polemonium micranthum L. Ahart, John Dittes 2008-6-21 14981 Modoc About 5.4 air mi. NE of Bieber, ~2.8 air mi. N of the Headquarters at Ash Creek State Wildlife Area, west of the large levee, mountain meadow in Big Valley 1256 Comment
  JEPS114685  Polemonium micranthum Lowell Ahart, John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS120846  Polemonium micranthum Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18743 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0036995  Polemonium micranthum Lowell A. Ahart, John Dittes, Todd Sloat 2013-6-8 18743 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
  RSA0045632  Polemonium micranthum Lowell A. Ahart, John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1256 Comment
  CHSC112813  Polygonum Lowell Ahart; John Dittes 2013-7-24 18911 Modoc On the south side of a levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1262 Comment
  JEPS121234  Polygonum Lowell Ahart, John Dittes 2013-7-24 18911 Modoc On the S side of a levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA0114934  Polygonum Lowell Ahart, John Dittes 2013-7-24 18911 Modoc On the south side of a levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS114703  Polygonum arenastrum Lowell Ahart, John Dittes 2008-6-20 14931 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
  CHSC106194  Polygonum aviculare Lowell Ahart; John Dittes 2010-8-31 17136 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112836  Polygonum aviculare Lowell Ahart; John Dittes 2013-7-24 18915 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC116093  Polygonum aviculare Lowell Ahart; John Dittes 2015-7-16 20390 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles d(air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99299  Polygonum aviculare Lowell Ahart; John Dittes 2008-6-20 14931 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
  JEPS121226  Polygonum aviculare Lowell Ahart, John Dittes 2013-7-24 18915 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  CHSC112447  Polygonum aviculare subsp. depressum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18735 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
  JEPS120904  Polygonum aviculare subsp. depressum Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18735 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC106322  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2010-8-31 17133 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1603209  Polygonum polygaloides J. Guardino 1993-6-9 281 B Lassen near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road 1264 Comment
  UC1603210  Polygonum polygaloides J. Guardino 1993-6-8 256 Lassen near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road 1264 Comment
  UC1603211  Polygonum polygaloides J. Guardino 1993-6-8 261 Lassen near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road 1264 Comment
  UC1603212  Polygonum polygaloides J. Guardino 1993-5-22 171 Lassen near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road 1264 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
  UC1603214  Polygonum polygaloides J. Guardino 1993-6-9 281 A Lassen near Wayman Barn (at the w end of Hunt Road, Ash Creek Wildlife Area); Ash Creek Wildlife Area, Hunt Road 1264 Comment
  CHSC112396  Polygonum polygaloides subsp. confertiflorum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18732 Lassen Drainage filled with dirt form 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
  CHSC99126  Polygonum polygaloides subsp. confertiflorum Lowell Ahart; John Dittes 2008-6-22 15038 Lassen About 220 yards northwest of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  JEPS114745  Polygonum polygaloides subsp. confertiflorum Lowell Ahart, John Dittes 2008-6-22 15038 Lassen About 220 yards northwest of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber 1262 Comment
  JEPS120876  Polygonum polygaloides subsp. confertiflorum Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18732 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121265  Polygonum polygaloides subsp. confertiflorum Lowell Ahart, John Dittes 2013-7-23 18905 Lassen On the NW side of a man-made pond, about 160 yards NW of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0045637  Polygonum polygaloides subsp. confertiflorum Lowell Ahart, John Dittes 2008-6-22 15038 Lassen About 220 yards northwest of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area,, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  POM313141  Polypogon interruptus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  CAS-BOT-BC252511  Polypogon monspeliensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-7-20 1052 Modoc 4 mi. W of Aden. Comment
  CAS-BOT-BC252512  Polypogon monspeliensis Bruce Bartholomew 1994-10-8 6876 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CHSC106191  Polypogon monspeliensis Lowell Ahart; John Dittes 2010-8-31 17134 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC110900  Polypogon monspeliensis Lowell Ahart; John Dittes 2012-7-9 18300 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. 1267 Comment
  CHSC112799  Polypogon monspeliensis Lowell Ahart; John Dittes 2013-7-22 18874 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
  JEPS120125  Polypogon monspeliensis Lowell Ahart, John Dittes 2012-7-9 18300 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
  JEPS121244  Polypogon monspeliensis Lowell Ahart, John Dittes 2013-7-22 18874 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
  SACT002056  Polypogon monspeliensis Malcolm Nobs, Galen Smith 1949-7-20 Modoc Four mile west of Adin. Comment
  UC1100382  Polypogon monspeliensis Malcolm A. Nobs and S. Galen Smith 1949-7-20 1052 Lassen four mi w Adin Comment
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Jun 24 2009
  UCD91357  Polypogon monspeliensis Malcolm A. Nobs; S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  CHSC113811  Porterella carnosula Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18727 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99731  Porterella carnosula Lowell Ahart; John Dittes 2008-6-20 14963 Lassen Edge of vernal pools, 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114988  Porterella carnosula Lowell Ahart, John Dittes 2008-6-20 14963 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 7.0 miles (air) northeast of Bieber 1263 Comment
  POM208870  Potamogeton foliosus subsp. fibrillosus Milo S. Baker 1899-8-24 s.n. Modoc Carmichael s Mill, Big Valley Comment
  CHSC110896  Potamogeton foliosus subsp. foliosus Lowell Ahart 2012-7-12 18359 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northest of Bieber, Big Valley. 1266 Comment
  JEPS120120  Potamogeton foliosus subsp. foliosus Lowell Ahart, John Dittes 2012-7-12 18359 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC99517  Potamogeton pectinatus Lowell Ahart; John Dittes 2008-6-21 15005 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  JEPS114840  Potamogeton pectinatus Lowell Ahart, John Dittes 2008-6-21 15005 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bie 1269 Comment
  CHSC116071  Potentilla biennis Lowell Ahart; John Dittes 2015-7-16 20373 Modoc South edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116072  Potentilla biennis Lowell Ahart; John Dittes 2015-7-16 20373 -A Modoc South edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124367  Potentilla biennis Lowell Ahart, John Dittes 2015-7-16 20373 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC99535  Potentilla gracilis var. fastigiata Lowell Ahart; John Dittes 2008-6-20 14954 Lassen In meadow, about 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114356  Potentilla gracilis var. fastigiata Lowell Ahart, John Dittes 2008-6-20 14954 Lassen In meadow, about 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  RSA0035409  Potentilla gracilis var. fastigiata Lowell Ahart, John Dittes 2008-6-20 14954 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC113015  Potentilla gracilis var. flabelliformis Lowell Ahart; John Dittes 2013-7-23 18899 Lassen Along a small drainage, west of the road levee, about 100 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121267  Potentilla gracilis var. flabelliformis Lowell Ahart, John Dittes 2013-7-23 18899 Lassen Along a small drainage, W of the road levee, about 100 yards W of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC109645  Poteridium annuum Lowell Ahart; John Dittes 2012-7-11 18341 Modoc Along a poor mowed road, about 1/2 mile southeast of the Pilot butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC85141  Poteridium annuum John Dittes; Josephine Guardino 1991-7-21 396 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS119665  Poteridium annuum Lowell Ahart, John Dittes 2012-7-11 18341 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  RSA0037175  Poteridium annuum Lowell A. Ahart, John Dittes 2012-7-11 18341 Modoc Along a poor mowed road, about 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CHSC110907  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2012-7-9 18290 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. About 100 yards southeast of the tall poles. 1267 Comment
  CHSC112453  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18756 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113077  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2013-7-22 18872 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
  CHSC99115  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2008-6-21 14986 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS114689  Psilocarphus brevissimus var. brevissimus Lowell Ahart, John Dittes 2008-6-21 14986 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS119651  Psilocarphus brevissimus var. brevissimus Lowell Ahart, John Dittes 2012-7-9 18290 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS120861  Psilocarphus brevissimus var. brevissimus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18756 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121242  Psilocarphus brevissimus var. brevissimus Lowell Ahart, John Dittes 2013-7-22 18872 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
  CHSC107373  Psilocarphus oregonus Lowell Ahart; John Dittes 2011-6-22 17552 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS118265  Psilocarphus oregonus Lowell Ahart, John Dittes 2011-6-22 17552 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CHSC107372  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC99273  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2008-6-22 15029 Lassen About 120 yards west of the road levee, on the bottom 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
  JEPS114630  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes 2008-6-22 15029 Lassen About 120 yards west of the road levee, on the bottom 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
  JEPS118266  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CHSC115612  Puccinellia distans Lowell Ahart; John Dittes 2015-7-14 20330 Lassen 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
  JEPS123867  Puccinellia distans Lowell Ahart, John Dittes 2015-7-14 20330 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CDA42958  Puccinellia lemmonii L. Ahart, John Dittes, Todd Sloat 2013-6-8 18763 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112684  Puccinellia lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18763 Modoc Meadow, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC115565  Puccinellia lemmonii Lowell Ahart; John Dittes 2015-7-15 20345 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85411  Puccinellia lemmonii John Dittes; Josephine Guardino 1991-7-21 434 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 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
  JEPS114875  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
  JEPS120886  Puccinellia lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18763 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  JEPS124303  Puccinellia lemmonii Lowell Ahart, John Dittes 2015-7-15 20345 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. 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
  CHSC112451  Ranunculus aquatilis var. aquatilis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18797 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  CHSC115851  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2015-7-16 20376 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99502  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-20 14974 Lassen On bottom of a vernal pool, mountain meadow, 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
  CHSC99768  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC99772  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-22 15040 Modoc In shallow water, along a natural drainage, about 150 yards north of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  JEPS114829  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS114848  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-22 15040 Modoc In shallow water, along a natural drainage, about 150 yards north of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber 1262 Comment
  JEPS121299  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2013-7-23 18891 Lassen Margins of a man-made pond, about 150 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124355  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2015-7-16 20376 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0045634  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-21 14989 Modoc North of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area,, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC115555  Ranunculus cymbalaria Lowell Ahart; John Dittes 2015-7-16 20377 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115571  Ranunculus cymbalaria Lowell Ahart; John Dittes 2015-7-15 20348 Modoc On the east side of Eldins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS124388  Ranunculus cymbalaria Lowell Ahart, John Dittes 2015-7-15 20348 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC108009  Ranunculus macounii Lowell Ahart; John Dittes 2011-6-21 17536 Lassen 335 feet northwest of Big Valley Canal, 2.1 miles (air) south of County Road 87, 6.6 miles (air) northeast of Bieber, 7.9 miles (air) west by southwest of Adin, Big Valley. 1264 Comment
  CHSC115591  Ranunculus macounii Lowell Ahart; John Dittes 2015-7-14 20328 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
  CHSC117275  Ranunculus macounii Lowell Ahart; John Dittes 2016-7-15 21219 Lassen 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
  JEPS123841  Ranunculus macounii Lowell Ahart, John Dittes 2015-7-14 20328 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC100191  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-7-21 423 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles Northeast of Bieger, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85193  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-6-1 352 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC116094  Ranunculus sceleratus var. sceleratus Lowell Ahart; John Dittes 2015-7-16 20378 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124360  Ranunculus sceleratus var. sceleratus Lowell Ahart, John Dittes 2015-7-16 20378 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS117474  Rhaponticum repens Lowell Ahart, John Dittes 2010-8-31 17093 Modoc Just south of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1266 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
  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
  JEPS114691  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
  RSA0115086  Ribes aureum var. aureum Lowell A. 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
  HSC20330  Ribes roezlii Jim Vaughn 1956-8-5 Lassen Upper Hot Springs Creek, Devils Kitchen area, Mt. Lassen National Park 1829 Comment
  CHSC107380  Rigiopappus leptocladus Lowell Ahart; John Dittes 2011-6-22 17546 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS119648  Rorippa curvisiliqua Lowell Ahart, John Dittes 2012-7-9 18292 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  UC1191527  Rorippa curvisiliqua Malcolm A. Nobs, S. Galen Smith 1949-7-20 1054 Modoc four mi w Adin; w of Adin Comment
  CHSC109646  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2012-7-12 18340 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC110910  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2012-7-9 18292 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
  CHSC112392  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18725 Lassen Drainage filled with dirt form 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
  CHSC113059  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2013-7-22 18855 Lassen Drainage filled with dirt from construction of a pond, about 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99116  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC99504  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-20 14937 Lassen On the edge of Big Valley Canal and in vernal pools, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114351  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2008-6-20 14937 Lassen On the edge of Big Valley Canal and in vernal pools, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast o 1263 Comment
  JEPS114450  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS121254  Rorippa curvisiliqua var. orientalis Lowell Ahart 2013-7-22 18855 Lassen 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC113076  Rorippa palustris subsp. hispida Lowell Ahart; John Dittes 2013-7-22 18864 Lassen North margin of a duck field, 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
  JEPS121241  Rorippa palustris subsp. hispida Lowell Ahart, John Dittes 2013-7-22 18864 Lassen N margin of a duck field, about 100 yards E of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS127167  Rorippa palustris subsp. palustris Lowell Ahart, John Dittes 2016-7-15 21218 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 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
  CHSC99109  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes 2008-6-20 14972 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
  CHSC106197  Rosa woodsii var. ultramontana Lowell Ahart; John Dittes 2010-8-31 17096 Modoc On the west side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS114901  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes 2008-6-20 14972 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
  CAS-BOT-BC211340  Rumex crispus Bruce Bartholomew 1991-7-6 5964 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC112845  Rumex crispus Lowell Ahart; John Dittes 2013-7-22 18865 Lassen Drainage filled with dirt from construction of a pond, 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
  CHSC85129  Rumex crispus John Dittes; Josephine Guardino 1991-6-1 355 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS121297  Rumex crispus Lowell Ahart 2013-7-22 18865 Lassen 30 yards S of a man-made pond, about 120 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC106213  Rumex fueginus Lowell Ahart; John Dittes 2010-8-31 17126 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC113066  Rumex fueginus Lowell Ahart; John Dittes 2013-7-22 18849 Lassen West margin of a duck field, about 30 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121295  Rumex fueginus Lowell Ahart 2013-7-22 18849 Lassen W margin of duck field, about 30 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC211303  Rumex maritimus Bruce Bartholomew 1990-8-3 5606 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  JEPS117297  Rumex maritimus Lowell Ahart, John Dittes 2010-8-31 17126 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC211312  Rumex salicifolius Bruce Bartholomew 1990-8-3 5607 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC112393  Rumex salicifolius Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18774 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS120880  Rumex salicifolius Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18774 Lassen About 300-400 yards NW of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC113068  Rumex salicifolius subsp. triangulivalvis Lowell Ahart; John Dittes 2013-7-22 18867 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
  CHSC106326  Rumex salicifolius var. triangulivalvis Lowell Ahart; John Dittes 2010-8-31 17117 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC99509  Rumex salicifolius var. triangulivalvis Lowell Ahart; John Dittes 2008-6-20 14930 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
  JEPS114648  Rumex salicifolius var. triangulivalvis Lowell Ahart, John Dittes 2008-6-20 14930 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
  JEPS117504  Rumex salicifolius var. triangulivalvis Lowell Ahart, John Dittes 2010-8-31 17117 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 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
  JEPS121296  Rumex stenophyllus Lowell Ahart, John Dittes 2013-7-22 18866 Lassen North margin of road levee, about 100 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0105590  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
  CHSC111165  Rumex triangulivalvis Lowell Ahart; John Dittes 2012-7-9 18302 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
  JEPS119645  Rumex triangulivalvis Lowell Ahart, John Dittes 2012-7-9 18302 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121294  Rumex triangulivalvis Lowell Ahart, John Dittes 2013-7-22 18867 Lassen 30 yards S of the man-made pond, about 120 yards E of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  RSA0039530  Rumex triangulivalvis Lowell A. Ahart, John Dittes 2012-7-9 18302 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
  RSA0105589  Rumex triangulivalvis Lowell Ahart, John Dittes 2013-7-22 18867 Lassen 30 yards south of the man made pond, about 120 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC109636  Sagittaria latifolia Lowell Ahart; John Dittes 2012-7-11 18336 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112834  Sagittaria latifolia Lowell Ahart; John Dittes 2013-7-24 18927 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS119661  Sagittaria latifolia var. latifolia Lowell Ahart, John Dittes 2012-7-11 18336 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC117274  Sagittaria montevidensis subsp. calycina Lowell Ahart; Joh Dittes 2016-7-15 21222 Lassen About 50 yards west of the road and about 400 yards south of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99285  Salix exigua Lowell Ahart; John Dittes 2008-6-22 15043 Lassen On the bottom of a deep ditch, on the south side of the road levee, open meadow area, in Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. Comment
  JEPS114626  Salix exigua Lowell Ahart, John Dittes 2008-6-22 15043 Lassen On the bottom of a deep ditch, on the south side of the road levee, open meadow area, in Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1257 Comment
  RSA0035819  Salix exigua Lowell A. Ahart, John Dittes 2008-6-22 15043 Lassen In Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1257 Comment
  JEPS114627  Salix lasiandra subsp. lasiandra Lowell Ahart, John Dittes 2008-6-22 15044 Lassen On the bottom of a deep ditch, on the south side of the road levee, in Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1257 Comment
  RSA0045640  Salix lasiolepis var. lasiolepis Lowell Ahart, John Dittes 2008-6-22 15044 Lassen On the south side of the road levee, in Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4, miles (air) northeast of Bieber. 1257 Comment
  CHSC99729  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2008-6-22 15044 Lassen On the bottom of a deep ditch, on the south side of the road levee, in Big Valley, about 2.4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1257 Comment
  CHSC106168  Salsola tragus Lowell Ahart; John Dittes 2010-8-31 17113 Modoc Elkins Lane, at the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet south of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112841  Salsola tragus Lowell Ahart; John Dittes 2013-7-25 18969 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC106175  Salvia aethiopis Lowell Ahart; John Dittes 2010-8-30 17091 Lassen South side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS117362  Salvia aethiopis Lowell Ahart, John Dittes 2010-8-30 17091 Lassen South side of the road, between Elkins Lane and Walters Road, 550 feet south of Modoc County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC115590  Saponaria officinalis Lowell Ahart; John Dittes 2015-7-14 20323 Lassen About 100 yards west of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1271 Comment
  JEPS123840  Saponaria officinalis Lowell Ahart, John Dittes 2015-7-14 20323 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CHSC85166  Schoenoplectus acutus var. occidentalis John Dittes; Josephine Guardino 1991-7-21 386 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99154  Scirpus acutus var. occidentalis Lowell Ahart; John Dittes 2008-6-22 15018 Lassen On the east end of the levee, about 100 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber. 1260 Comment
  JEPS114854  Scirpus acutus var. occidentalis Lowell Ahart, John Dittes 2008-6-22 15018 Lassen On the east end of the levee, about 100 yards east of the tall poles, mountain meadow, in Big Valley, about 3.5 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber 1260 Comment
  CHSC110969  Scirpus microcarpus Lowell Ahart; John Dittes 2012-7-12 18365 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS119848  Scirpus microcarpus Lowell Ahart, John Dittes 2012-7-12 18365 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC54176  Senecio hydrophiloides Vernon H. Oswald 1991-5-28 4628 Lassen South end of Elkins Ln (100 ft south of Modoc-Lassen county line), Ash Creek Wildlife Area, ca. 7 miles northeast of Bieber. Meadow. 1267 Comment
  UC1586592  Senecio hydrophiloides Vernon H. Oswald 1991-5-28 4628 Lassen ca 7 mi ne Bieber (s end of Elkins Ln (100 ft s of Modoc-Lassen county line)); Ash Creek Wildlife Area 1267 Comment
  CHSC106185  Senecio hydrophilus Lowell Ahart; John Dittes 2010-8-31 17104 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CHSC85145  Senecio hydrophilus John Dittes; Josephine Guardino 1991-7-21 412 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99108  Senecio hydrophilus Lowell Ahart; John Dittes 2008-6-20 14907 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
  JEPS114704  Senecio hydrophilus Lowell Ahart, John Dittes 2008-6-20 14907 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
  JEPS117384  Senecio hydrophilus Lowell Ahart, John Dittes 2010-8-31 17104 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CHSC104781  Setaria viridis Lowell Ahart; John Dittes 2010-8-31 17139 Lassen On the east side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  JEPS117478  Setaria viridis Lowell Ahart, John Dittes 2010-8-31 17139 Lassen On the east side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley 1276 Comment
  SEINET10788334  Setaria viridis Lowell Ahart 2010-8-31 Ahart 17139 Lassen T39N, R8E, southwest 1/4 section 35. About 1/4 of a plant, on damp good soil, moisture from irrigation, on the east side of Walters Road, 4235 feet south of Modoc County line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. Common. 1277 Comment
  CHSC85111  Sidalcea oregana subsp. oregana John Dittes; Josephine Guardino 1991-7-21 426 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC117013  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes 2016-6-6 20954 -A Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area 1271 Comment
  CHSC115594  Silene nuda Lowell Ahart; John Dittes 2015-7-14 20334 Lassen On the west side of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1271 Comment
  JEPS123843  Silene nuda Lowell Ahart, John Dittes 2015-7-14 20334 Lassen About 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
  CAS-BOT-BC95042  Sisymbrium altissimum Bruce Bartholomew 1994-10-8 6875 Modoc 1 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CHSC106327  Sisymbrium altissimum Lowell Ahart; John Dittes 2010-8-31 17130 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 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
  CHSC116070  Sisymbrium altissimum Lowell Ahart; John Dittes 2015-7-13 20316 -A Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85184  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 429 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC85400  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 416 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC112428  Sisymbrium orientale Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18760 Modoc About 100 yards east of the Parking Area, near the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA0045631  Sisymbrium orientale Lowell A. Ahart, John Dittes 2008-6-20 14900 Lassen About 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC117011  Sisyrinchium bellum Lowell Ahart; John Dittes 2016-6-6 20965 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC85188  Sisyrinchium bellum John Dittes; Josephine Guardino 1991-6-1 379 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99110  Sisyrinchium bellum Lowell Ahart; John Dittes 2008-6-20 14964 Lassen About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  HSC102778  Sisyrinchium bellum L. Ahart, John Dittes 2008-6-20 14964 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
  JEPS114987  Sisyrinchium bellum Lowell Ahart, John Dittes 2008-6-20 14964 Lassen About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS126540  Sisyrinchium bellum Lowell Ahart, John Dittes 2016-6-6 20965 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA0035823  Sisyrinchium bellum Lowell A. Ahart, John Dittes 2008-6-20 14964 Lassen About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CDA34290  Solanum dulcamara L. Ahart, J. Dittes 2010-8-31 17095 Modoc On the south side of Ash Creek, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, and about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106204  Solanum dulcamara Lowell Ahart; John Dittes 2010-8-31 17095 Modoc On the south sdie of Ash Creek, about 10 yards west of the bridge, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117279  Solanum dulcamara Lowell Ahart; John Dittes 2016-7-15 21226 Lassen About 1/2 mile (by road) souteast of the 4 tall poles, Ash Creek Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1261 Comment
  JEPS117295  Solanum dulcamara Lowell Ahart, John Dittes 2010-8-31 17095 Modoc On the south sdie of Ash Creek, about 10 yards west of the bridge, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Va 1267 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
  CHSC106203  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2010-8-31 17138 Lassen On the east side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  CDA34234  Solanum sarrachoides L. Ahart, J. Dittes 2010-8-31 17138 Lassen On the east side of Walters Road, 4,235 feet from Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS117479  Solanum sarrachoides Lowell Ahart, John Dittes 2010-8-31 17138 Lassen On the east side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley 1276 Comment
  CDA34734  Solanum triflorum L. Ahart, John Dittes 2010-8-3 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, and about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC106352  Solanum triflorum Lowell Ahart; John Dittes 2010-8-30 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS117366  Solanum triflorum Lowell Ahart, John Dittes 2010-8-30 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1266 Comment
  RSA767685  Solanum triflorum L. Ahart, John Dittes 2010-8-30 17083 Modoc Parking area west of the old barn, on the west side of Elkin's Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 air miles west of Adin, about 7.3 air miles northeast of Bieber, Big Valley. 1266 Comment
  JEPS121251  Sonchus asper Lowell Ahart 2013-7-22 18846 Lassen W margin of duck field, about 50 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC113057  Sonchus asper subsp. asper Lowell Ahart; John Dittes 2013-7-22 18846 Lassen West margin of a duck field, about 50 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116096  Sonchus asper subsp. asper Lowell Ahart; John Dittes 2015-7-13 20304 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124384  Sonchus asper subsp. asper Lowell Ahart, John Dittes 2015-7-13 20304 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC116089  Sparganium emersum Lowell Ahart; John Dittes 2015-7-15 20347 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112434  Spirodela polyrhiza Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18758 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC99244  Spirodela polyrhiza Lowell Ahart; John Dittes 2008-6-21 15007 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  JEPS114852  Spirodela polyrhiza Lowell Ahart, John Dittes 2008-6-21 15007 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  JEPS120892  Spirodela polyrhiza Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18758 Modoc on the N side of levee, about 100 yards north of Parking Area, NW of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  JEPS117296  Stachys palustris subsp. pilosa Lowell Ahart, John Dittes 2010-8-31 17127 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC106205  Stachys pilosa Lowell Ahart; John Dittes 2010-8-31 17127 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC111096  Stachys rigida var. rigida Lowell Ahart; John Dittes 2012-7-12 18362 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS119558  Stachys rigida var. rigida Lowell Ahart, John Dittes 2012-7-12 18362 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC85151  Stellaria longipes var. longipes John Dittes; Josephine Guardino 1991-7-21 404 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99292  Stellaria longipes var. longipes Lowell Ahart; John Dittes 2008-6-20 14956 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114768  Stellaria longipes var. longipes Lowell Ahart, John Dittes 2008-6-20 14956 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CAS-BOT-BC180100  Swertia albicaulis var. albicaulis James Vale; et al 1981-5-23 4129 Modoc 2 mi. W of Lookout. Comment
  CAS-BOT-BC180112  Swertia albicaulis var. albicaulis Bruce Bartholomew 1991-6-20 5776 Modoc Junction of county roads 87 and 90. 1220 Comment
  CHSC99278  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
  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
  JEPS114364  Thelypodium howellii Lowell Ahart, John Dittes 2008-6-20 14920 Lassen about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  CHSC85174  Thelypodium howellii subsp. howellii John Dittes; Josephine Guardino 1991-7-21 384 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99728  Thelypodium howellii subsp. howellii Lowell Ahart; John Dittes 2008-6-20 14920 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. 1263 Comment
  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
  CHSC116078  Thlaspi arvense Lowell Ahart; John Dittes 2015-7-13 20309 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99107  Thlaspi arvense Lowell Ahart; John Dittes 2008-6-20 14961 Lassen Where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC99272  Thlaspi arvense Lowell Ahart; John Dittes 2008-6-21 15004 Modoc About 30 yards west of the levee, along a deep natural drainage, open meadow area, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. Comment
  JEPS114352  Thlaspi arvense Lowell Ahart, John Dittes 2008-6-21 15004 Modoc About 30 yards west of the levee, along a deep natural drainage, open meadow area, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  JEPS114452  Thlaspi arvense Lowell Ahart, John Dittes 2008-6-20 14961 Lassen Where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS120847  Thlaspi arvense Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18745 Lassen About 30 yards N of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS124377  Thlaspi arvense Lowell Ahart, John Dittes 2015-7-13 20309 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC115844  Tragopogon dubius Lowell Ahart; John Dittes 2015-7-16 20387 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC106208  Tribulus terrestris Lowell Ahart; John Dittes 2010-8-31 17132 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC106336  Tribulus terrestris Lowell Ahart; John Dittes 2010-8-30 17081 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS117467  Tribulus terrestris Lowell Ahart, John Dittes 2010-8-31 17132 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC107377  Trifolium andersonii var. andersonii Lowell Ahart; John Dittes 2011-6-22 17560 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS118253  Trifolium andersonii var. andersonii Lowell Ahart, John Dittes 2011-6-22 17560 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CHSC107335  Trifolium beckwithii Lowell Ahart; John Dittes 2011-6-21 17535 Lassen About 100 yards north of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC85150  Trifolium beckwithii John Dittes; Josephine Guardino 1991-7-21 403 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99277  Trifolium beckwithii Lowell Ahart; John Dittes 2008-6-22 15039 Lassen About 220 yards northwest 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
  JEPS114746  Trifolium beckwithii Lowell Ahart, John Dittes 2008-6-22 15039 Lassen About 220 yards northwest 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
  JEPS114763  Trifolium beckwithii Lowell Ahart, John Dittes 2008-6-20 14906 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 7.0 miles (air) northeast of Bieber 1263 Comment
  JEPS118479  Trifolium beckwithii Lowell Ahart, John Dittes 2011-6-21 17535 Lassen About 100 yards north of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  RSA0035825  Trifolium beckwithii Lowell A. Ahart, John Dittes 2008-6-20 14906 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
  CHSC110888  Trifolium cyathiferum Lowell Ahart; John Dittes 2012-7-9 18304 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
  CHSC112463  Trifolium cyathiferum Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18734 Lassen About 30 yards north of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  JEPS114753  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 1260 Comment
  JEPS120906  Trifolium cyathiferum Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18734 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  UCSC008270  Trifolium cyathiferum Lowell Ahart 2013-6-8 18734 Calaveras About 30 yards north of the four tall poles, Ash Creek State Wildlife Area about 5.5 miles (air) northeast of Beiber, Big Valley. 1268 Comment
  JEPS127180  Trifolium eriocephalum subsp. cusickii Lowell Ahart, John Dittes 2016-7-15 21231 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
  UCSC010335  Trifolium eriocephalum subsp. cusickii Unknown 2016-7-15 21231 Lassen About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 air miles northeast of Bieber 1268 Comment
  UCSC011036  Trifolium eriocephalum subsp. cusickii Lowell Ahart, John Dittes 2016-7-15 21231 Lassen About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 air miles northeast of Bieber; 41.183167 -121.036972; 41.183167 -121.036972 1268 Comment
  CHSC117267  Trifolium eriocephalum var. cusickii Lowell Ahart; John Dittes 2016-7-15 21231 Lassen About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1267 Comment
  CAS-BOT-BC181773  Trifolium hybridum Bruce Bartholomew 1991-7-6 5963 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC113009  Trifolium hybridum Lowell Ahart; John Dittes 2013-7-22 18842 Lassen West margin of a duck field, about 100 yards south of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115595  Trifolium hybridum Lowell Ahart; John Dittes 2015-7-16 20365 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 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
  JEPS114705  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
  JEPS121252  Trifolium hybridum Lowell Ahart 2013-7-22 18842 Lassen W margin of duck field, abou 100 yards S of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS123848  Trifolium hybridum Lowell Ahart, John Dittes 2015-7-16 20365 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112395  Trifolium longipes subsp. hansenii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18775 Lassen 300 - 400 or more or less yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117269  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 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1267 Comment
  CHSC99303  Trifolium longipes subsp. hansenii Lowell Ahart; John Dittes 2008-6-20 14923 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
  JEPS114638  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2008-6-20 14923 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
  JEPS126545  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2016-6-6 20957 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS127181  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2016-7-15 21230 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
  UCSC011016  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2016-7-15 21230 Lassen About 80 yards west of the road, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 air miles northeast of Bieber; 41.183167 -121.036972 1268 Comment
  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
  CHSC117016  Trifolium longipes subsp. multipedunculatum Lowell Ahart; John Dittes 2016-6-6 20957 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  UCSC010318  Trifolium longipes subsp. multipedunculatum Unknown 2016-6-6 20957 Modoc About 100 yards east of the parking area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 air miles east of Lookout, 7.5 air miles west of Adin, Ash Creek State Wildlife Area 1271 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
  RSA0036997  Trifolium longipes subsp. shastense Lowell A. Ahart, John Dittes 2008-6-20 14923 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
  CHSC99102  Trifolium longipes var. nevadense Lowell Ahart; John Dittes 2008-6-20 14955 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114641  Trifolium longipes var. nevadense Lowell Ahart, John Dittes 2008-6-20 14955 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  RSA0037000  Trifolium longipes var. nevadense Lowell A. Ahart, John Dittes 2008-6-20 14955 Lassen About 200 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC54183  Trifolium macrocephalum Vernon H. Oswald 1991-5-28 4631 Modoc North side of aprking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north northeast of Bieber. 1264 Comment
  SEINET7073583  Trifolium microcephalum A. G. Vestal 1955-5-18 s.n. Modoc About 3.7 miles east of Adin on Route 87. UTM Zone 10, 663529mE, 4563872mN. Coordinate datum: NAD27. Comment
  CHSC115603  Trifolium pratense Lowell Ahart; John Dittes 2015-8-16 20365 B Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124385  Trifolium pratense Lowell Ahart, John Dittes 2015-7-16 20365 -B Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC116073  Trifolium repens Lowell Ahart; John Dittes 2015-7-16 20366 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS123865  Trifolium repens Lowell Ahart, John Dittes 2015-7-16 20366 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC116083  Trifolium wormskioldii Lowell Ahart; John Dittes 2015-7-16 20367 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112427  Triglochin scilloides Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18777 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
  CHSC99282  Triglochin scilloides Lowell Ahart; John Dittes 2008-6-20 14943 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
  CHSC99769  Triglochin scilloides Lowell Ahart; John Dittes 2008-6-21 14999 Shasta On wet soil in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS120924  Triglochin scilloides Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18777 Lassen About 30 yards N of the four tall poles, Ash Creek Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC99111  Triteleia hyacinthina Lowell Ahart; John Dittes 2008-6-20 14904 Lassen About 100 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CAS-BOT-BC242295  Typha latifolia Bruce Bartholomew 1991-7-6 5959 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC111103  Typha latifolia Lowell Ahart; John Dittes 2012-7-12 18363 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC112844  Typha latifolia Lowell Ahart; John Dittes 2013-7-23 18908 Lassen Drainage, 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
  CHSC117282  Verbascum blattaria Lowell Ahart; John Dittes 2016-7-15 21227 Lassen About 10 yards west of the road along Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1278 Comment
  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
  CHSC111106  Veronica anagallis-aquatica Lowell Ahart; John Dittes 2012-7-12 18361 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber. 1266 Comment
  CHSC115517  Veronica anagallis-aquatica Lowell Ahart; John Dittes 2015-7-16 20364 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119560  Veronica anagallis-aquatica Lowell Ahart, John Dittes 2012-7-12 18361 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS124364  Veronica anagallis-aquatica Lowell Ahart, John Dittes 2015-7-16 20364 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CDA43002  Veronica arvensis L. Ahart, John Dittes 2008-6-2 14925 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC116101  Veronica arvensis Lowell Ahart; John Dittes 2015-7-13 20321 Lassen About 100 yards southwest of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC85173  Veronica arvensis John Dittes; Josephine Guardino 1991-7-21 394 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CHSC99506  Veronica arvensis Lowell Ahart; John Dittes 2008-6-20 14925 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114654  Veronica arvensis Lowell Ahart, John Dittes 2008-6-20 14925 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS124371  Veronica arvensis Lowell Ahart, John Dittes 2015-7-13 20321 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0035921  Veronica arvensis Lowell A. Ahart, John Dittes 2008-6-20 14925 Lassen About 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  CHSC111107  Veronica catenata Lowell Ahart; John Dittes 2012-7-12 18360 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber. 1266 Comment
  CHSC111110  Veronica catenata Lowell Ahart; John Dittes 2012-7-9 18286 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
  CHSC112773  Veronica catenata Lowell Ahart; John Dittes 2013-7-24 18922 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC99255  Veronica catenata Lowell Ahart; John Dittes 2008-6-21 14998 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC99740  Veronica catenata Lowell Ahart; John Dittes 2008-6-20 14932 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 7.0 miles (air) northeast of Bieber. 1263 Comment
  JEPS114636  Veronica catenata Lowell Ahart, John Dittes 2008-6-20 14932 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 7.0 miles (air) northeast of Bieber 1263 Comment
  JEPS114686  Veronica catenata Lowell Ahart, John Dittes 2008-6-21 14998 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS119647  Veronica catenata Lowell Ahart, John Dittes 2012-7-9 18286 Lassen Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121222  Veronica catenata Lowell Ahart, John Dittes 2013-7-24 18922 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA0039526  Veronica catenata Lowell A. Ahart, John Dittes 2012-7-9 18286 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
  CHSC107379  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes 2011-6-22 17539 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC110886  Veronica peregrina subsp. xalapensis Lowell Ahart 2012-7-9 18287 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
  CHSC112407  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18744 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
  CHSC112811  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes 2013-7-24 18931 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC115605  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes 2015-7-16 20362 Modoc North edge of Ash Creek(destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99149  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes 2008-6-20 14924 Lassen Vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114651  Veronica peregrina subsp. xalapensis Lowell Ahart, John Dittes 2008-6-20 14924 Lassen Vernal pools, about 100 yards southwest of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS118248  Veronica peregrina subsp. xalapensis Lowell Ahart, John Dittes 2011-6-22 17539 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120875  Veronica peregrina subsp. xalapensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18744 Lassen About 30 yards N of the 4 tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  JEPS121228  Veronica peregrina subsp. xalapensis Lowell Ahart, John Dittes 2013-7-24 18931 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA0035398  Veronica peregrina subsp. xalapensis Lowell Ahart, John Dittes 2008-6-20 14924 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
  CDA43004  Vicia americana var. americana L. Ahart, John Dittes 2008-6-2 14936 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. Comment
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Oct 5 2019
  CHSC85153  Vicia americana var. americana John Dittes; Josephine Guardino 1991-7-21 406 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC99302  Vicia americana var. americana Lowell Ahart; John Dittes 2008-6-20 14936 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber. 1263 Comment
  JEPS114640  Vicia americana var. americana Lowell Ahart, John Dittes 2008-6-20 14936 Lassen On the levee road, about 100 yards south of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7 miles (air) northeast of Bieber 1263 Comment
  JEPS121271  Vicia villosa Lowell Ahart, John Dittes 2013-7-23 18900 Lassen E side of the road levee, about 100 yards W of the four tall poles, Ash Creek State Wildlife Area, about 5.5 air miles NE of Bieber, Big Valley. Comment
  CHSC112765  Vicia villosa subsp. villosa Lowell Ahart; John Dittes 2013-7-23 18900 Lassen East side of the road levee, about 100 yards west of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC49848  Viola beckwithii Vernon Oswald 1990-4-14 4163 Lassen Ash Creek Wildlife Area north and east of Bieber, near the west end of Hunt Rd. 1264 Comment
  SEINET7073585  Viola douglasii A. G. Vestal 1955-5-18 s.n. Modoc About 3.7 miles east of Adin on Route 87. UTM Zone 10, 663529mE, 4563872mN. Coordinate datum: NAD27. Comment
  CHSC99774  Vulpia myuros var. myuros Lowell Ahart; John Dittes 2008-6-21 15009 Modoc On dry soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  JEPS114838  Vulpia myuros var. myuros Lowell Ahart, John Dittes 2008-6-21 15009 Modoc On dry soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  CHSC85191  Wyethia mollis John Dittes; Josephine Guardino 1991-6-1 346 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC54219  Xanthium strumarium Bruce Bartholomew 1990-8-3 5605 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC106202  Zeltnera exaltata Lowell Ahart; John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115566  Zeltnera exaltata Lowell Ahart; John Dittes 2015-7-15 20346 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS124391  Zeltnera exaltata Lowell Ahart, John Dittes 2015-7-15 20346 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  HSC15765  Zigadenus venenosus var. venenosus Jim Vaughn 1956-8-5 Lassen Upper Hot Springs Creek, Devils Kitchen area, Mt. Lassen National Park 1829 Comment



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