Butt Mtn.

Lassen National Forest · California · 8,217 acres · RoadlessArea Rule (2001)
Take Action Now
Learn How You Can Help
Click map to expand
Observed Species (138)

Species with confirmed research-grade observation records from iNaturalist community science data.

(1)
Castilleja lassenensis
(1)
Crassisporium funariophilum
Alpine Gentian (2)
Gentiana newberryi
Alpine Shootingstar (1)
Primula tetrandra
American Speedwell (1)
Veronica americana
American Trailplant (1)
Adenocaulon bicolor
Anderson's Thistle (1)
Cirsium andersonii
Annual Knawel (1)
Scleranthus annuus
Antelope Bitterbrush (2)
Purshia tridentata
Arrowleaf Balsamroot (2)
Balsamorhiza sagittata
Baker's Violet (1)
Viola bakeri
Bear Valley Buckwheat (2)
Eriogonum ursinum
Beckwith's Violet (1)
Viola beckwithii
Bitter Cherry (1)
Prunus emarginata
Bloomer's Goldenweed (1)
Ericameria bloomeri
Blunt-lobe Lupine (1)
Lupinus obtusilobus
Bolander's Tarweed (2)
Kyhosia bolanderi
Bracken Fern (2)
Pteridium aquilinum
Brewer's Golden-aster (1)
Doellingeria breweri
Brewer's Mountain-heath (1)
Phyllodoce breweri
Broad Wrinkle Lichen (1)
Tuckermanopsis platyphylla
Broad-stem Onion (1)
Allium platycaule
Brown-eyed Wolf Lichen (2)
Letharia columbiana
Bull Thistle (1)
Cirsium vulgare
California Stickseed (2)
Hackelia californica
Californian False Hellebore (1)
Veratrum californicum
Canyon Bog Orchid (1)
Platanthera sparsiflora
Capitate Sedge (1)
Carex capitata
Cascades Frog (1)
Rana cascadae
Catchweed Bedstraw (1)
Galium aparine
Columbian Monkshood (1)
Aconitum columbianum
Dark-eyed Junco (1)
Junco hyemalis
Deerbrush (2)
Ceanothus integerrimus
Dense Lace Fern (2)
Aspidotis densa
Double Honeysuckle (1)
Lonicera conjugialis
Douglas' Spiraea (1)
Spiraea douglasii
Douglas' Squirrel (1)
Tamiasciurus douglasii
Feather River Stonecrop (1)
Sedum albomarginatum
Fireweed (2)
Chamaenerion angustifolium
Five-spot Baby-blue-eyes (2)
Nemophila maculata
Four-line Honeysuckle (1)
Lonicera involucrata
Fragile Fern (1)
Cystopteris fragilis
Giant Pinedrops (2)
Pterospora andromedea
Granite Prickly-phlox (2)
Linanthus pungens
Greenleaf Manzanita (2)
Arctostaphylos patula
Hermit Warbler (1)
Setophaga occidentalis
Hot-rock Beardtongue (1)
Penstemon deustus
Incense Cedar (1)
Calocedrus decurrens
Jeffrey's Pine (1)
Pinus jeffreyi
Klamath Sideband (1)
Monadenia churchi
Koch's Wolf Spider (1)
Alopecosa kochi
Leichtlin's Mariposa Lily (2)
Calochortus leichtlinii
Leopard Lily (2)
Lilium pardalinum
Little Elephant's-head (4)
Pedicularis attollens
Lobb's Fiddleleaf (2)
Nama lobbii
Lodgepole Pine (1)
Pinus contorta
Long-spur Lupine (1)
Lupinus arbustus
Long-toed Salamander (1)
Ambystoma macrodactylum
Mahala-mat Ceanothus (2)
Ceanothus prostratus
Menzies' Wintergreen (1)
Chimaphila menziesii
Mountain Maple (1)
Acer glabrum
Mountain Quail (1)
Oreortyx pictus
Mountain Whitethorn (1)
Ceanothus cordulatus
Mountain Wildmint (1)
Monardella odoratissima
Mule Deer (2)
Odocoileus hemionus
Musk Monkeyflower (1)
Erythranthe moschata
Naked Buckwheat (2)
Eriogonum nudum
Nashville Warbler (1)
Leiothlypis ruficapilla
Newberry's Beardtongue (1)
Penstemon newberryi
North American River Otter (1)
Lontra canadensis
Northern Bugleweed (1)
Lycopus uniflorus
Oceanspray (1)
Holodiscus discolor
Orange-crowned Warbler (1)
Leiothlypis celata
Pacific Dogwood (3)
Cornus nuttallii
Pacific Treefrog (9)
Pseudacris regilla
Pine Violet (4)
Viola purpurea
Pinemat Manzanita (4)
Arctostaphylos nevadensis
Pinewoods Lousewort (1)
Pedicularis semibarbata
Plumas County Beardtongue (1)
Penstemon neotericus
Prickly Lettuce (1)
Lactuca serriola
Primrose Monkeyflower (1)
Erythranthe primuloides
Pulsifer's Milkvetch (1)
Astragalus pulsiferae
Purple Milkweed (1)
Asclepias cordifolia
Purple Missionbells (1)
Fritillaria atropurpurea
Quaking Aspen (2)
Populus tremuloides
Rayless Groundsel (1)
Senecio aronicoides
Roundleaf Sundew (1)
Drosera rotundifolia
Rubber Rabbitbrush (1)
Ericameria nauseosa
Sand Violet (3)
Viola adunca
Scarlet Missionbells (1)
Fritillaria recurva
Showy Milkweed (1)
Asclepias speciosa
Sierra Chinquapin (3)
Chrysolepis sempervirens
Sierra Gentian (1)
Gentianopsis holopetala
Sierra Gooseberry (2)
Ribes roezlii
Sierra Mariposa Lily (1)
Calochortus minimus
Slender-sepal Marsh-marigold (1)
Caltha leptosepala
Slim-stem Beardtongue (1)
Penstemon gracilentus
Smooth White Violet (1)
Viola macloskeyi
Snowplant (11)
Sarcodes sanguinea
Sooty Grouse (3)
Dendragapus fuliginosus
Speckled Alder (1)
Alnus incana
Spotted Coralroot (2)
Corallorhiza maculata
Spreading Dogbane (1)
Apocynum androsaemifolium
Sticky Gooseberry (1)
Ribes viscosissimum
Stream Trefoil (2)
Hosackia oblongifolia
Sugar Pine (3)
Pinus lambertiana
Sulphur Tuft (1)
Hypholoma fasciculare
Sulphur-flower Buckwheat (2)
Eriogonum umbellatum
Swamp Whiteheads (1)
Angelica capitellata
Tall Swamp Onion (2)
Allium validum
Tall White Bog Orchid (1)
Platanthera dilatata
Thimbleberry (2)
Rubus parviflorus
Tinker's-penny (1)
Hypericum anagalloides
Tobacco Ceanothus (5)
Ceanothus velutinus
Tongue Clarkia (1)
Clarkia rhomboidea
Toothed Wintergreen (1)
Pyrola dentata
Torrey's Monkeyflower (1)
Diplacus torreyi
True Forget-me-not (1)
Myosotis scorpioides
Umbrella Plant (1)
Darmera peltata
Veiled Polypore (1)
Cryptoporus volvatus
Violet Star Cup (1)
Sarcosphaera coronaria
Virginia Strawberry (1)
Fragaria virginiana
Washington Lily (1)
Lilium washingtonianum
Watershield (1)
Brasenia schreberi
Wavyleaf Indian-paintbrush (2)
Castilleja applegatei
Western Columbine (4)
Aquilegia formosa
Western False Asphodel (1)
Triantha occidentalis
Western Rattlesnake (1)
Crotalus oreganus
Western Wallflower (1)
Erysimum capitatum
Western White Pine (3)
Pinus monticola
White Fir (1)
Abies concolor
White Triteleia (1)
Triteleia hyacinthina
White-flower Hawkweed (2)
Hieracium albiflorum
White-veined Wintergreen (1)
Pyrola picta
Wolf Lichen (2)
Letharia vulpina
a fungus (1)
Stropharia ambigua
Federally Listed Species (9)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring within this area based on range and habitat data. These designations do not indicate confirmed presence — they identify habitat where agency actions may require consultation under the Endangered Species Act.

California Red-legged Frog
Rana draytoniiThreatened
Whitebark Pine
Pinus albicaulisThreatened
California Condor
Gymnogyps californianusE, XN
California Spotted Owl
Strix occidentalis occidentalis
Gray Wolf
Canis lupus
Monarch
Danaus plexippusProposed Threatened
North American Wolverine
Gulo gulo luscus
Northwestern Pond Turtle
Actinemys marmorataProposed Threatened
Other Species of Concern (16)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring based on range and habitat data.

American Dipper
Cinclus mexicanus
Bald Eagle
Haliaeetus leucocephalus
Black-throated Gray Warbler
Setophaga nigrescens
California Gull
Larus californicus
California Thrasher
Toxostoma redivivum
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Clark's Grebe
Aechmophorus clarkii
Evening Grosbeak
Coccothraustes vespertinus
Flammulated Owl
Psiloscops flammeolus
Hermit Warbler
Setophaga occidentalis
Lewis's Woodpecker
Melanerpes lewis
Oak Titmouse
Baeolophus inornatus
Olive-sided Flycatcher
Contopus cooperi
Western Grebe
Aechmophorus occidentalis
Wrentit
Chamaea fasciata
Migratory Birds of Conservation Concern (15)

Birds of conservation concern identified by the U.S. Fish and Wildlife Service as potentially occurring based on range data. These species may warrant additional consideration under the Migratory Bird Treaty Act.

American Dipper
Cinclus mexicanus
Bald Eagle
Haliaeetus leucocephalus
Black-throated Gray Warbler
Setophaga nigrescens
California Gull
Larus californicus
California Thrasher
Toxostoma redivivum
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Clark's Grebe
Aechmophorus clarkii
Evening Grosbeak
Coccothraustes vespertinus
Hermit Warbler
Setophaga occidentalis
Lewis's Woodpecker
Melanerpes lewis
Oak Titmouse
Baeolophus inornatus
Olive-sided Flycatcher
Contopus cooperi
Western Grebe
Aechmophorus occidentalis
Wrentit
Chamaea fasciata
Vegetation (5)

Composition from LANDFIRE 2024 EVT spatial analysis. Ecosystems classified per NatureServe Terrestrial Ecological Systems.

California High Mountain Meadow
Herb / Grassland · 1,474 ha
GNR44.3%
California Red Fir Forest
Tree / Conifer · 1,422 ha
GNR42.8%
California Mountain Chaparral
Shrub / Shrubland · 230 ha
GNR6.9%
California Mixed Conifer Forest
Tree / Conifer · 85 ha
GNR2.6%
California Mixed Conifer Forest
Tree / Conifer · 56 ha
GNR1.7%

Butt Mtn.

Butt Mtn. Roadless Area

Lassen National Forest, California · 8,217 acres