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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC73181
Pinus jeffreyi
John Thomas Howell
1960-8-22
s.n.
Shasta
Lassen Volcanic National Park, Manzanita Lake
Comment
CAS-BOT-BC73597
Abies concolor
John Thomas Howell
1960-8-22
s.n.
Tehama
Lassen Volcanic National Park, Manzanita Lake
1783
Comment
SEINET5328304
Eriogonum apricum
J. T. Howell
1960-1
Amador
Comment
SEINET7303718
Elymus glaucus
John Thomas Howell
1960-1
s.n.
Fresno
Kings Canyon road 8 mi. w. of Horseshoe Bend
1463
Comment
SEINET7546897
Carex tompkinsii
J. T. Howell
1960-1
35333
Fresno
Sierra Nevada, Copper Creek Trail, Kings Canyon
1676
Comment
SEINET7294450
Aristida ternipes var. gentilis
John Thomas Howell
1960-1
35481
Fresno
Roadside 8 mi. n. of Orange Cove
198
Comment
SEINET7485361
Carex lemmonii
John Thomas Howell
1960-1
35946
Plumas
Drakesbad
1676
Comment
CAS-BOT-BC124868
Salix lemmonii
John Thomas Howell
1960-8-22
36321
Shasta
Manzanita Lake
1783
Comment
GH383938
Salix lemmonii
J. T. Howell
1960-8-22
36321
Unknown
Manzanita Lake
1783
Comment
CAS-BOT-BC125414
Salix lasiandra var. lasiandra
John Thomas Howell
1960-8-22
36322
Shasta
Manzanita Lake
1783
Comment
UCD111562
Salix lasiandra var. lasiandra
John Thomas Howell
1960-8-22
36322
Shasta
Manzanita Lake.
1783
Comment
UCD109972
Alnus incana subsp. tenuifolia
John Thomas Howell
1960-8-22
36323
Shasta
Lassen Volcanic National Park, Manzanita Lake.
1783
Comment
CAS-BOT-BC171422
Alnus incana subsp. tenuifolia
John Thomas Howell
1960-8-22
36323
Shasta
Manzanita Lake, Lassen Volcanic National Park
1783
Comment
CAS-BOT-BC267222
Potamogeton praelongus
John Thomas Howell
1960-8-22
36324
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC413634
Persicaria amphibia
John Thomas Howell
1960-8-22
36328
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
UCD99355
Persicaria amphibia
John Thomas Howell
1960-8-22
36328
Shasta
Manzanita Lake.
1783
Comment
CAS-BOT-BC113423
Eleocharis bella
John Thomas Howell
1960-8-22
36330
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC115405
Carex utriculata
John Thomas Howell
1960-8-22
36331
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC111083
Scirpus microcarpus
John Thomas Howell
1960-8-22
36333
Shasta
Manzanita Lake, Lassen Volcanic National Park
1783
Comment
CAS-BOT-BC74672
Rorippa curvisiliqua
John Thomas Howell
1960-8-22
36334
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
CAS-BOT-BC139582
Agrostis gigantea
John Thomas Howell
1960-8-22
36337
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
CAS-BOT-BC138702
Agrostis scabra
John Thomas Howell
1960-8-22
36338
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
RSA201351
Agrostis scabra
J. T. Howell
1960-8-22
36338
Shasta
Manzanita Lake. [Lassen Volcanic National Park] Alt. 5850
1784
Comment
CAS-BOT-BC216903
Achnatherum occidentale
John Thomas Howell
1960-8-22
36339
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC19645
Carex brainerdii
John Thomas Howell
1960-8-22
36340
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
CAS-BOT-BC436642
Luzula comosa var. laxa
John Thomas Howell
1960-8-22
36341
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC150107
Holodiscus discolor var. discolor
John Thomas Howell
1960-8-22
36342
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC299444
Ericameria nauseosa var. speciosa
John Thomas Howell
1960-8-22
36343
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC286673
Ericameria bloomeri
John Thomas Howell
1960-8-22
36344
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
JEPS29548
Ericameria bloomeri
John Thomas Howell
1960-8-22
36344
Shasta
Manzanita Lake Lassen Volcanic National Park, Manzanita Lake
1783
Comment
CAS-BOT-BC46546
Arctostaphylos patula
John Thomas Howell
1960-8-22
36345
Shasta
Manzanita Lake.
1783
Comment
CAS-BOT-BC158194
Prunus emarginata
John Thomas Howell
1960-8-22
36346
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC36230
Chrysolepis sempervirens
John Thomas Howell
1960-8-22
36347
Shasta
Manzanita Lake, Lassen Volcanic National Park
1783
Comment
CAS-BOT-BC184581
Vulpia microstachys var. pauciflora
John Thomas Howell
1960-8-22
36348
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC161411
Bromus tectorum
John Thomas Howell
1960-8-22
36349
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
CAS-BOT-BC284702
Hordeum jubatum
John Thomas Howell
1960-8-22
36350
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC280882
Hordeum brachyantherum subsp. brachyantherum
John Thomas Howell
1960-8-22
36351
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC283866
Glyceria borealis
John Thomas Howell
1960-8-22
36352
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC63162
Ceanothus velutinus var. velutinus
John Thomas Howell
1960-8-22
36353
Trinity
Manzanita Lake.
1783
Comment
CAS-BOT-BC210855
Achnatherum occidentale subsp. californicum
John Thomas Howell
1960-8-22
36354
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC126127
Salix scouleriana
John Thomas Howell
1960-8-22
36355
Shasta
Manzanita Lake
1783
Comment
CAS-BOT-BC102968
Populus trichocarpa
John Thomas Howell
1960-8-22
36356
Shasta
Manzanita Lake
1783
Comment
UCD110719
Populus trichocarpa
John Thomas Howell
1960-8-22
36356
Shasta
Manzanita Lake.
1783
Comment
CAS-BOT-BC247425
Poa pratensis
John Thomas Howell
1960-8-22
36358
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC139581
Agrostis gigantea
John Thomas Howell
1960-8-22
36359
Shasta
Lassen Volcanic National Park. Manzanita Lake.
1783
Comment
CAS-BOT-BC260880
Phleum pratense
John Thomas Howell
1960-8-22
36360
Shasta
Manzanita Lake, Lassen Volcanic National Park
1783
Comment
UCD89628
Phleum pratense
John Thomas Howell
1960-8-22
36360
Shasta
Manzanita Lake.
1783
Comment
CAS-BOT-BC433402
Rumex crispus
John Thomas Howell
1960-8-22
36361
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC238869
Sambucus nigra subsp. caerulea
John Thomas Howell
1960-8-22
36363
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC227895
Elymus elymoides
John Thomas Howell
1960-8-22
36364
Shasta
Lassen Volcanic National Park. Manzanita Lake
1783
Comment
CAS-BOT-BC141624
Chamaebatiaria millefolium
John Thomas Howell
1960-8-22
36369
Shasta
Lava flow just east of Chaos Jumbles - Lassen Volcanic National Park
1828
Comment
RSA201303
Chamaebatiaria millefolium
J. T. Howell
1960-8-22
36369
Shasta
Lava flow just E f Chaos Jumbles
1829
Comment
RSA201336
Chamaebatiaria millefolium
J. T. Howell
1960-8-22
36369
Shasta
Lava flow just E f Chaos Jumbles
1829
Comment
UCD112952
Chamaebatiaria millefolium
John Thomas Howell
1960-8-22
36369
Shasta
East of Chaos Jumbles.
1828
Comment
CAS-BOT-BC239312
Penstemon newberryi var. berryi
John Thomas Howell
1960-8-22
36370
Shasta
Lassen Volcanic National Park. Just east of Chaos Jumbles
1828
Comment
CAS-BOT-BC36231
Chrysolepis sempervirens
John Thomas Howell
1960-8-22
36372
Shasta
Just east of Chaos Jumbles, Lassen Volcanic National Park
1828
Comment
RSA201369
Chrysolepis sempervirens
J. T. Howell
1960-8-22
36372
Shasta
Just east of Chaos Jumbles.
1829
Comment
CAS-BOT-BC124865
Salix lemmonii
John Thomas Howell
1960-8-22
36373
Shasta
Anklin Meadows
1889
Comment
UCD111774
Salix melanopsis
John Thomas Howell
1960-8-22
36373
Shasta
Anklin Meadows.
1889
Comment
CAS-BOT-BC125415
Salix lasiandra var. lasiandra
John Thomas Howell
1960-8-22
36374
Shasta
Anklin Meadows
1889
Comment
CAS-BOT-BC102706
Populus tremuloides
John Thomas Howell
1960-8-22
36375
Shasta
Anklin Meadows
1889
Comment
CAS-BOT-BC268624
Eriogonum spergulinum var. reddingianum
John Thomas Howell
1960-8-22
36376
Shasta
Lassen Volcanic National Park. Anklin Meadows
1889
Comment
RSA201297
Eriogonum spergulinum var. reddingianum
J. T. Howell
1960-8-22
36376
Shasta
Anklin Meadows.
1890
Comment
RSA766297
Eriogonum spergulinum var. reddingianum
J. T. Howell
1960-8-22
36376
Shasta
Anklin Meadows.
1890
Comment
CAS-BOT-BC272456
Eriogonum nudum var. pubiflorum
John Thomas Howell
1960-8-22
36378
Shasta
Lassen Volcanic National Park. Anklin Meadows
1889
Comment
CAS-BOT-BC286674
Ericameria bloomeri
John Thomas Howell
1960-8-22
36381
Shasta
Lassen Volcanic National Park. Anklin Meadows
1889
Comment
CAS-BOT-BC276737
Chaenactis douglasii var. douglasii
John Thomas Howell
1960-8-22
36382
Shasta
Anklin Meadows
1889
Comment
CAS-BOT-BC45202
Anaphalis margaritacea
John Thomas Howell
1960-8-22
36383
Shasta
Lassen Volcanic National Park, Anklin Meadows
1889
Comment
CAS-BOT-BC14297
Boechera platysperma
John Thomas Howell
1960-8-22
36384 A
Shasta
Lassen Volcanic National Park. Anklin Meadows.
1889
Comment
CAS-BOT-BC357396
Pseudognaphalium microcephalum
John Thomas Howell
1960-8-22
36384
Shasta
Lassen Volcanic National Park. Anklin Meadows
1889
Comment
CAS-BOT-BC45467
Arctostaphylos nevadensis
John Thomas Howell
1960-8-22
36385
Shasta
Anklin Meadows.
1889
Comment
CAS-BOT-BC72607
Pteridium aquilinum
John Thomas Howell
1960-8-22
36386
Shasta
Anklin Meadows
1889
Comment
CAS-BOT-BC422216
Rumex acetosella
John Thomas Howell
1960-8-22
36388
Shasta
Lassen Volcanic National Park. Hat Lake
1950
Comment
CAS-BOT-BC159325
Drymocallis lactea var. lactea
John Thomas Howell
1960-8-22
36389
Shasta
Hot Lake - Lassen Volcanic National Park
1950
Comment
CAS-BOT-BC139353
Agrostis idahoensis
John Thomas Howell
1960-8-22
36390
Shasta
Lassen Volcanic National Park. Hat Lake.
1950
Comment
CAS-BOT-BC56967
Equisetum arvense
John Thomas Howell
1960-8-22
36391
Shasta
Hat Lake
1950
Comment
UCD135285
Equisetum arvense
John Thomas Howell
1960-8-22
36391
Shasta
Lassen Volcanic National Park, Hat Lake.
1950
Comment
CAS-BOT-BC17956
Carex angustata
John Thomas Howell
1960-8-22
36393
Shasta
Lassen Volcanic National Park. Hat Lake.
1950
Comment
CAS-BOT-BC28464
Carex lenticularis var. lipocarpa
John Thomas Howell
1960-8-22
36394
Shasta
Hat Lake
1950
Comment
CAS-BOT-BC102965
Populus trichocarpa
John Thomas Howell
1960-8-22
36395
Shasta
Hat Lake
1950
Comment
UCD111563
Salix lasiandra var. lasiandra
John Thomas Howell
1960-8-22
36396
Shasta
Hat Lake.
1950
Comment
CAS-BOT-BC125412
Salix lasiandra var. lasiandra
John Thomas Howell
1960-8-22
36396
Shasta
Hat Lake
1950
Comment
CAS-BOT-BC124867
Salix lemmonii
John Thomas Howell
1960-8-22
36397
Shasta
Hat Lake
1950
Comment
CAS-BOT-BC186279
Ribes roezlii var. roezlii
John Thomas Howell
1960-8-22
36398
Shasta
Hat Lake
1950
Comment
CAS-BOT-BC108752
Ribes cereum
John Thomas Howell
1960-8-22
36399
Shasta
Lassen Volcanic National Park. Hat Lake.
1950
Comment
RSA201281
Muhlenbergia filiformis
J. T. Howell
1960-8-22
36401
Shasta
Dersch Meadows.
1982
Comment
CAS-BOT-BC267031
Muhlenbergia filiformis
John Thomas Howell
1960-8-22
36401
Shasta
Dursch Meadows
1981
Comment
CAS-BOT-BC307469
Gnaphalium palustre
John Thomas Howell
1960-8-22
36402
Shasta
Dersch Meadows, Lassen Volcanic National Park
1981
Comment
CAS-BOT-BC419911
Polygonum polygaloides subsp. kelloggii
John Thomas Howell
1960-8-22
36403
Shasta
Lassen Volcanic National Park. Dersch Meadows
1981
Comment
CAS-BOT-BC275157
Muhlenbergia richardsonis
John Thomas Howell
1960-8-22
36404
Shasta
Dersch Meadows
1981
Comment
CAS-BOT-BC407702
Arceuthobium americanum
John Thomas Howell
1960-8-22
36405
Shasta
Pond N of Summit Lake
2042
Comment
CAS-BOT-BC17957
Carex angustata
John Thomas Howell
1960-8-22
36406
Shasta
Lassen Volcanic National Park. Pond north of Summit Lake.
2042
Comment
UCD141731
Juncus parryi
John Thomas Howell
1960-8-22
36407
Shasta
north of Summit Lake.
2042
Comment
CAS-BOT-BC118150
Carex rossii
John Thomas Howell
1960-8-22
36408
Shasta
Pond north of Summit Lake
2042
Comment
SEINET7556565
Carex deflexa var. boottii
John Thomas Howell
1960-8-22
36408
Shasta
Plants of Lassen Volcanic National Park, pond north of Summit Lake.
2042
Comment
CAS-BOT-BC453680
Potamogeton gramineus
John Thomas Howell
1960-8-22
36409
Shasta
Lassen Volcanic National Park. North of Summit Lake
2042
Comment
CAS-BOT-BC453679
Potamogeton gramineus
John Thomas Howell
1960-8-22
36410
Shasta
Lassen Volcanic National Park. Summit Lake
2042
Comment
CAS-BOT-BC413635
Persicaria amphibia
John Thomas Howell
1960-8-22
36411
Shasta
Lassen Volcanic National Park. Summit Lake
2042
Comment
CAS-BOT-BC79076
Pinus ponderosa
John Thomas Howell
1960-8-22
36412
Shasta
4.5 miles ne. of Manzanita Lake
Comment
CAS-BOT-BC52102
Ceanothus prostratus
John Thomas Howell
1960-8-22
36413
Shasta
4.5 miles NE. of Manzanita Lake
Comment
JEPS29563
Ericameria parryi var. latior
John Thomas Howell
1960-8-22
36414
Shasta
1/2 mi w of Park line (on road to Viola, near Lassen Volcanic National Park); Lassen Volcanic National Park
Comment
RSA201258
Chrysothamnus parryi subsp. latior
J. T. Howell
1960-8-22
36414
Shasta
1/2 mile W of park line on road Viola.
Comment
UCD131538
Ericameria parryi var. latior
John Thomas Howell
1960-8-22
36414
Shasta
0.5 mile west of park line on road to Viola.
1950
Comment
CAS-BOT-BC294400
Ericameria parryi var. latior
John Thomas Howell
1960-8-22
36414
Shasta
Near Lassen Volcanic National Park. 1/2 mile w. of Park line on road to Viola
Comment
RSA201283B
Cornus nuttallii
J. T. Howell
1960-8-22
36418
Shasta
5.5 miles west of Park line on road to Viola.
Comment
RSA201337A
Cornus nuttallii
J. T. Howell
1960-8-22
36418
Shasta
5.5 miles west of Park line on road to Viola.
Comment
CAS-BOT-BC212041
Cornus nuttallii
John Thomas Howell
1960-8-22
36418
Shasta
5.5 miles west of Park line on road to Viola, near Lassen Volcanic National Park
Comment
CAS-BOT-BC401279
Hypericum perforatum
John Thomas Howell
1960-8-22
36419
Shasta
Near Lassen Volcanic National Park. 5.5 miles west of Park line on road to Viola
Comment
UCD142114
Croton setiger
John Thomas Howell
1960-8-22
36420
Shasta
5.5 miles west of Park line on road to Viola.
Comment
CAS-BOT-BC80461
Calocedrus decurrens
John Thomas Howell
1960-8-22
36421
Shasta
5.5 miles west of Park line on road to Viola
Comment
CAS-BOT-BC433652
Rumex obtusifolius
John Thomas Howell
1960-8-22
36422
Shasta
Viola
1341
Comment