Mt. Hoffman

Modoc National Forest · California · 9,780 acres · RoadlessArea Rule (2001)
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Observed Species (210)

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

(2)
Californiulus dorsovittatus
(2)
Galeropsis polytrichoides
(1)
Badhamia albescens
(1)
Cortinarius bridgei
(2)
Crepidotus fimbriatus
(1)
Diderma niveum
(1)
Crassisporium funariophilum
(1)
Cortinarius velatus
(1)
Psathyrella ellenae
(1)
Cortinarius thiersii
(3)
Agaricus moronii
(1)
Hemitrichia abietina
American Barn Owl (1)
Tyto furcata
American Kestrel (1)
Falco sparverius
American Pika (1)
Ochotona princeps
American Robin (2)
Turdus migratorius
Ash-throated Flycatcher (1)
Myiarchus cinerascens
Baker's Globemallow (1)
Iliamna bakeri
Bald Eagle (20)
Haliaeetus leucocephalusDL
Bear's Head (1)
Hericium abietis
Big Brown Bat (1)
Eptesicus fuscus
Black-backed Woodpecker (3)
Picoides arcticus
Black-tailed Jackrabbit (1)
Lepus californicus
Blue-gray Gnatcatcher (1)
Polioptila caerulea
Booted Knight (1)
Tricholoma focale
Brewer's Blackbird (6)
Euphagus cyanocephalus
Brewer's Monkeyflower (1)
Erythranthe breweri
Bubble Gum Fungus (11)
Pholiota nubigena
Bullock's Oriole (1)
Icterus bullockii
Bushy-tailed Woodrat (1)
Neotoma cinerea
California Gull (1)
Larus californicus
California Kangaroo Rat (2)
Dipodomys californicus
California Red Fir (3)
Abies magnifica
California Scrub Jay (3)
Aphelocoma californica
California Stickseed (3)
Hackelia californica
Canada Jay (5)
Perisoreus canadensis
Charcoal Burner (1)
Russula cyanoxantha
Cliff Swallow (1)
Petrochelidon pyrrhonota
Common Mullein (1)
Verbascum thapsus
Common Nighthawk (2)
Chordeiles minor
Common Raven (2)
Corvus corax
Common Sagebrush Lizard (1)
Sceloporus graciosus
Common Yarrow (3)
Achillea millefolium
Costa's Hummingbird (1)
Calypte costae
Creeping Beardtongue (15)
Penstemon davidsonii
Dark-eyed Junco (6)
Junco hyemalis
Davis' knotweed (1)
Koenigia davisiae
Desert-sweet (2)
Chamaebatiaria millefolium
Devil's Tooth (3)
Hydnellum peckii
Diffuse Groundsmoke (1)
Gayophytum diffusum
Dog Sick Slime Mould (1)
Didymium spongiosum
Doublet (2)
Dimeresia howellii
Douglas's Ground Squirrel (10)
Otospermophilus douglasii
Dwarf Hulsea (1)
Hulsea nana
Dwarf Purple Monkeyflower (2)
Diplacus nanus
Dwarf Skullcap (1)
Scutellaria nana
Giant Blazingstar (1)
Mentzelia laevicaulis
Giant Pinedrops (3)
Pterospora andromedea
Glandular Layia (1)
Layia glandulosa
Glowing Rustgill (1)
Gymnopilus fulgens
Golden Shiner (1)
Notemigonus crysoleucas
Golden-mantled Ground Squirrel (8)
Callospermophilus lateralis
Gophersnake (3)
Pituophis catenifer
Granite Prickly-phlox (1)
Linanthus pungens
Gray Ball Sage (1)
Salvia dorrii
Graying Russula (1)
Russula decolorans
Great Horned Owl (2)
Bubo virginianus
Green Russula (1)
Russula aeruginea
Green-band Mariposa Lily (1)
Calochortus macrocarpus
Indian Paint Fungus (5)
Echinodontium tinctorium
Jepson's Monkeyflower (5)
Diplacus jepsonii
Killdeer (2)
Charadrius vociferus
Lace Lipfern (1)
Myriopteris gracillima
Large-flower Wire-lettuce (1)
Stephanomeria lactucina
Lark Sparrow (2)
Chondestes grammacus
Leafy Leopardbane (1)
Arnica chamissonis
Leafy-bracted Aster (1)
Symphyotrichum foliaceum
Lesser Spearwort (1)
Ranunculus flammula
Linearleaf Phacelia (2)
Phacelia linearis
Lodgepole Pine (9)
Pinus contorta
Loggerhead Shrike (1)
Lanius ludovicianus
Long-stalk Clover (4)
Trifolium longipes
Long-stalked Stitchwort (1)
Stellaria longipes
Long-toed Salamander (12)
Ambystoma macrodactylum
Mallard (1)
Anas platyrhynchos
Marshmallow Polypore (11)
Spongiporus leucospongia
Marumleaf Buckwheat (3)
Eriogonum marifolium
Mountain Chickadee (4)
Poecile gambeli
Mountain Cottontail (1)
Sylvilagus nuttallii
Mountain Hemlock (13)
Tsuga mertensiana
Mountain Wildmint (3)
Monardella odoratissima
Mt. Lassen Clarkia (1)
Clarkia lassenensis
Mt. Lassen Fleabane (1)
Erigeron lassenianus
Mule Deer (9)
Odocoileus hemionus
Naked Buckwheat (1)
Eriogonum nudum
Narrow-flower Lupine (4)
Lupinus angustiflorus
Northern Flicker (2)
Colaptes auratus
Oak Titmouse (1)
Baeolophus inornatus
Oceanspray (2)
Holodiscus discolor
One-flower Bleedinghearts (2)
Dicentra uniflora
One-sided Wintergreen (1)
Orthilia secunda
Orange Agoseris (1)
Agoseris aurantiaca
Orange Sponge Polypore (1)
Pycnoporellus alboluteus
Oregon Checker-mallow (2)
Sidalcea oregana
Osprey (9)
Pandion haliaetus
Pacific Treefrog (33)
Pseudacris regilla
Pine Siskin (1)
Spinus pinus
Pine Violet (1)
Viola purpurea
Pinemat Manzanita (1)
Arctostaphylos nevadensis
Pinewoods Lousewort (5)
Pedicularis semibarbata
Plums and Custard (1)
Tricholomopsis rutilans
Poker Alumroot (1)
Heuchera cylindrica
Prairie Falcon (1)
Falco mexicanus
Prairie Lupine (1)
Lupinus lepidus
Primrose Monkeyflower (14)
Erythranthe primuloides
Purple Green-gentian (1)
Frasera albicaulis
Purple-red Waxy Cap (1)
Hygrophorus purpurascens
Pyrola-leaf Buckwheat (1)
Eriogonum pyrolifolium
Rainbow Trout or Steelhead (3)
Oncorhynchus mykiss
Rayless Groundsel (1)
Senecio aronicoides
Red Crossbill (4)
Loxia curvirostra
Red-shouldered Hawk (2)
Buteo lineatus
Red-tailed Hawk (1)
Buteo jamaicensis
Red-winged Blackbird (1)
Agelaius phoeniceus
Rock Pigeon (1)
Columba livia
Round Woolly-heads (1)
Psilocarphus brevissimus
Sacramento Cycladenia (1)
Cycladenia humilis
Scaly Vase Chanterelle (1)
Turbinellus floccosus
Scarlet Skyrocket (1)
Ipomopsis aggregata
Sculpted Puffball (3)
Calvatia sculpta
Short-stem Slippery Jack (1)
Suillus brevipes
Sierra Chinquapin (3)
Chrysolepis sempervirens
Slim-stem Beardtongue (1)
Penstemon gracilentus
Small-flower Blue-eyed Mary (1)
Collinsia parviflora
Smoky Puffball (1)
Handkea fumosa
Smooth Thimble Mushroom (1)
Verpa conica
Smooth White Violet (5)
Viola macloskeyi
Snowbank Fairy Helmet (3)
Mycena overholtsii
Spotted Sandpiper (3)
Actitis macularius
Steller's Jay (3)
Cyanocitta stelleri
Subalpine Waxycap (3)
Hygrophorus subalpinus
Sugar Pine (2)
Pinus lambertiana
Sunshine Amanita (2)
Amanita aprica
Tall White Bog Orchid (3)
Platanthera dilatata
Tansy-leaf Suncup (13)
Taraxia tanacetifolia
Thymeleaf Speedwell (2)
Veronica serpyllifolia
Tinker's-penny (5)
Hypericum anagalloides
Tobacco Ceanothus (3)
Ceanothus velutinus
Toothed Wintergreen (1)
Pyrola dentata
Townsend's Big-eared Bat (2)
Corynorhinus townsendii
Turkey Vulture (6)
Cathartes aura
Unopened Agaricus (1)
Agaricus inapertus
Veiled Polypore (2)
Cryptoporus volvatus
Violet Star Cup (1)
Sarcosphaera coronaria
Volcanic Daisy (1)
Erigeron elegantulus
Water Smartweed (1)
Persicaria amphibia
Wavyleaf Indian-paintbrush (1)
Castilleja applegatei
Wax Currant (1)
Ribes cereum
Western Fence Lizard (8)
Sceloporus occidentalis
Western Joepye-weed (1)
Ageratina occidentalis
Western Kingbird (3)
Tyrannus verticalis
Western Rattlesnake (1)
Crotalus oreganus
Western Tanager (1)
Piranga ludoviciana
Western Toad (43)
Anaxyrus boreas
Western White Pine (3)
Pinus monticola
White Chanterelle (1)
Cantharellus subalbidus
White Fir (1)
Abies concolor
White-flower Hawkweed (1)
Hieracium albiflorum
Wilson's Phalarope (1)
Phalaropus tricolorUR
Wolf Lichen (3)
Letharia vulpina
Yellow Coral Mushroom (1)
Ramaria rasilispora
Yellow-bellied Marmot (1)
Marmota flaviventris
Yellow-rumped Warbler (5)
Setophaga coronata
Yellow-staining Collomia (1)
Collomia tinctoria
a bolete fungus (6)
Boletus subalpinus
a cave obligate millipede (5)
Plumatyla humerosa
a fungus (6)
Lentinellus montanus
a fungus (2)
Maublancomyces montanus
a fungus (1)
Melanoleuca angelesiana
a fungus (4)
Morchella snyderi
a fungus (3)
Mycena amicta
a fungus (2)
Chrysomphalina aurantiaca
a fungus (1)
Neolentinus ponderosus
a fungus (1)
Fuscopostia fragilis
a fungus (2)
Caloscypha fulgens
a fungus (1)
Pseudoinonotus dryadeus
a fungus (4)
Pseudoomphalina angelesiana
a fungus (1)
Calocybe onychina
a fungus (1)
Rhizopogon cinnamomeus
a fungus (2)
Boletus rex-veris
a fungus (2)
Amanita alpinicola
a fungus (3)
Tricholoma moseri
a fungus (1)
Tricholoma murrillianum
a fungus (1)
Paragyromitra ambigua
a fungus (1)
Galerina atkinsoniana
a fungus (1)
Galerina badipes
a fungus (1)
Entoloma holoconiotum
a fungus (2)
Ganoderma oregonense
a fungus (1)
Gastroboletus ruber
a fungus (1)
Gastroboletus turbinatus
a fungus (10)
Guepiniopsis alpina
a fungus (4)
Donadinia nigrella
a fungus (3)
Deconica montana
a fungus (1)
Hebeloma alpinicola
a fungus (1)
Cortinarius pinguis
a fungus (1)
Cortinarius clandestinus
a fungus (7)
Clitocybe glacialis
a fungus (4)
Clitocybe albirhiza
a fungus (1)
Inocybe lacera
a jumping spider (1)
Habronattus amicus
Federally Listed Species (13)

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.

Green's Awnless Orcutt Grass
Tuctoria greeneiEndangered
Lost River Sucker
Deltistes luxatusEndangered
Northern Spotted Owl
Strix occidentalis caurinaThreatened
Shortnose Sucker
Chasmistes brevirostrisEndangered
Slender Orcutt Grass
Orcuttia tenuisThreatened
Whitebark Pine
Pinus albicaulisThreatened
California Condor
Gymnogyps californianusE, XN
Gray Wolf
Canis lupus
Monarch
Danaus plexippusProposed Threatened
North American Wolverine
Gulo gulo luscus
Northwestern Pond Turtle
Actinemys marmorataProposed Threatened
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Yellow-billed Cuckoo
Coccyzus americanus
Other Species of Concern (19)

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

American Avocet
Recurvirostra americana
American White Pelican
Pelecanus erythrorhynchos
Bald Eagle
Haliaeetus leucocephalus
Broad-tailed Hummingbird
Selasphorus platycercus
California Gull
Larus californicus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Clark's Grebe
Aechmophorus clarkii
Evening Grosbeak
Coccothraustes vespertinus
Flammulated Owl
Psiloscops flammeolus
Forster's Tern
Sterna forsteri
Golden Eagle
Aquila chrysaetos
Lewis's Woodpecker
Melanerpes lewis
Northern Harrier
Circus hudsonius
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
Rufous Hummingbird
Selasphorus rufus
Sage Thrasher
Oreoscoptes montanus
Western Grebe
Aechmophorus occidentalis
Migratory Birds of Conservation Concern (17)

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 Avocet
Recurvirostra americana
American White Pelican
Pelecanus erythrorhynchos
Bald Eagle
Haliaeetus leucocephalus
Broad-tailed Hummingbird
Selasphorus platycercus
California Gull
Larus californicus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Clark's Grebe
Aechmophorus clarkii
Evening Grosbeak
Coccothraustes vespertinus
Forster's Tern
Sterna forsteri
Golden Eagle
Aquila chrysaetos
Lewis's Woodpecker
Melanerpes lewis
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
Rufous Hummingbird
Selasphorus rufus
Sage Thrasher
Oreoscoptes montanus
Western Grebe
Aechmophorus occidentalis
Vegetation (9)

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

North Pacific Active Volcanic Rock and Cinder Land
Sparse / Sparsely Vegetated · 1,362 ha
34.4%
California Red Fir Forest
Tree / Conifer · 1,159 ha
GNR29.3%
California Mixed Conifer Forest
Tree / Conifer · 406 ha
GNR10.3%
California Subalpine Woodland
Tree / Conifer · 354 ha
GNR8.9%
Sierra Nevada Cliff and Canyon
Sparse / Sparsely Vegetated · 289 ha
7.3%
Sierra Nevada Lodgepole Pine Forest
Tree / Conifer · 96 ha
GNR2.4%
GNR1.5%
Intermountain Mountain Sagebrush Steppe
Shrub / Shrubland · 57 ha
GNR1.4%

Mt. Hoffman

Mt. Hoffman Roadless Area

Modoc National Forest, California · 9,780 acres