Heart Lake

Lassen National Forest · California · 9,349 acres · RoadlessArea Rule (2001)
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Observed Species (454)

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

Whitebark Pine (11)
Pinus albicaulisThreatened
(1)
Nostoc parmelioides
(2)
Crassisporium funariophilum
(1)
Monardella ovata
(1)
Boechera platysperma
(1)
Boechera howellii
(1)
Habronattus kubai
(1)
Pholiota olivaceophylla
(1)
Navarretia intertexta
(2)
Calochortus syntrophus
(1)
Chromosera loreleiae
(2)
Calochortus minimus × nudus
(3)
Heterotrichia versicolor
(18)
Castilleja lassenensis
Alder Leaf Gall Mite (2)
Eriophyes laevis
Alpine Bittercress (7)
Cardamine bellidifolia
Alpine Bog Laurel (13)
Kalmia microphylla
Alpine Mountain-sorrel (2)
Oxyria digyna
Alpine Prickly Gooseberry (5)
Ribes montigenum
Alpine Shootingstar (3)
Primula tetrandra
Alpine Smelowskia (15)
Smelowskia ovalis
Alpine Speedwell (9)
Veronica wormskjoldii
Alpine Willow (15)
Salix petrophila
American Alpine Ladyfern (8)
Athyrium americanum
American Bird's-foot-trefoil (2)
Acmispon americanus
American Bistort (2)
Bistorta bistortoides
American Black Bear (19)
Ursus americanus
American Coot (1)
Fulica americana
American Dipper (2)
Cinclus mexicanus
American Kestrel (1)
Falco sparverius
American Pika (1)
Ochotona princeps
American Robin (16)
Turdus migratorius
American Speedwell (5)
Veronica americana
American Trailplant (1)
Adenocaulon bicolor
American Wintercress (2)
Barbarea orthoceras
Anderson's Aster (4)
Oreostemma alpigenum
Arctic Pearlwort (1)
Sagina saginoides
Arizona Cinquefoil (11)
Sibbaldia procumbens
Arrow-leaf Groundsel (27)
Senecio triangularis
Arrowleaf Balsamroot (51)
Balsamorhiza sagittata
Aspen Roughstem (1)
Leccinum insigne
Awnless Brome (2)
Bromus inermis
Beaked Sedge (2)
Carex utriculata
Bear Valley Buckwheat (20)
Eriogonum ursinum
Bigelow's Sneezeweed (4)
Helenium bigelovii
Bitter Cherry (1)
Prunus emarginata
Black-backed Woodpecker (7)
Picoides arcticus
Bloomer's Goldenweed (3)
Ericameria bloomeri
Blue Stickseed (19)
Hackelia micrantha
Blunt-lobe Lupine (20)
Lupinus obtusilobus
Bolander's Tarweed (3)
Kyhosia bolanderi
Booth's Willow (2)
Salix boothii
Bottlebrush Squirrel-tail (4)
Elymus elymoides
Bowl Clover (2)
Trifolium cyathiferum
Bracken Fern (14)
Pteridium aquilinum
Bractless Hedge-hyssop (1)
Gratiola ebracteata
Brewer's Angelica (15)
Angelica breweri
Brewer's Golden-aster (18)
Doellingeria breweri
Brewer's Monkeyflower (19)
Erythranthe breweri
Brewer's Mountain-heath (44)
Phyllodoce breweri
Broad-stem Onion (6)
Allium platycaule
Brook Trout (2)
Salvelinus fontinalis
Brown Creeper (2)
Certhia americana
Brown-eyed Wolf Lichen (23)
Letharia columbiana
Brown-headed Cowbird (1)
Molothrus ater
Bubble Gum Fungus (2)
Pholiota nubigena
Bud Saxifrage (3)
Micranthes bryophora
Bufflehead (2)
Bucephala albeola
Bulbous Bluegrass (2)
Poa bulbosa
Bull Elephant's-head (30)
Pedicularis groenlandica
Bull Thistle (1)
Cirsium vulgare
Burke's Lupine (1)
Lupinus burkei
California Blue-eyed-grass (3)
Sisyrinchium bellum
California Blushing Monkeyflower (6)
Erythranthe erubescens
California Brome (4)
Bromus carinatus
California Groundcone (2)
Kopsiopsis strobilacea
California Oatgrass (4)
Danthonia californica
California Polemonium (11)
Polemonium californicum
California Rayless Fleabane (1)
Erigeron inornatus
California Red Fir (35)
Abies magnifica
California Stickseed (22)
Hackelia californica
California Valerian (7)
Valeriana californica
California Waterleaf (15)
Hydrophyllum occidentale
Californian False Hellebore (75)
Veratrum californicum
Canada Jay (1)
Perisoreus canadensis
Canyon Bog Orchid (27)
Platanthera sparsiflora
Carpet Clover (3)
Trifolium monanthum
Cascade Rockbrake (5)
Cryptogramma cascadensis
Cascades Frog (1)
Rana cascadae
Cassin's Finch (7)
Haemorhous cassinii
Cassin's Vireo (2)
Vireo cassinii
Chamisso's Miner's-lettuce (5)
Montia chamissoi
Chickweed Monkeyflower (1)
Erythranthe alsinoides
Clark's Nutcracker (22)
Nucifraga columbiana
Clasping Twisted-stalk (6)
Streptopus amplexifolius
Cobwebby Indian-paintbrush (39)
Castilleja arachnoidea
Columbian Monkshood (28)
Aconitum columbianum
Common Camassia (1)
Camassia quamash
Common Cord Moss (1)
Funaria hygrometrica
Common Gartersnake (4)
Thamnophis sirtalis
Common Monkeyflower (5)
Erythranthe guttata
Common Mullein (3)
Verbascum thapsus
Common Raven (1)
Corvus corax
Common Sagebrush Lizard (2)
Sceloporus graciosus
Common Wintergreen (2)
Chimaphila umbellata
Common Yarrow (21)
Achillea millefolium
Cooper's Hawk (1)
Astur cooperii
Cow-parsnip (17)
Heracleum maximum
Coyote (1)
Canis latrans
Creeping Beardtongue (3)
Penstemon davidsonii
Cutleaf Cinquefoil (1)
Potentilla millefolia
Dark-eyed Junco (19)
Junco hyemalis
Davis' knotweed (29)
Koenigia davisiae
Deerbrush (2)
Ceanothus integerrimus
Dense Lace Fern (3)
Aspidotis densa
Different-nerve Sedge (1)
Carex heteroneura
Diffuse Groundsmoke (1)
Gayophytum diffusum
Double Honeysuckle (1)
Lonicera conjugialis
Douglas Oak (1)
Quercus douglasii
Douglas' Campion (5)
Silene douglasii
Douglas' Knotweed (1)
Polygonum douglasii
Douglas' Squirrel (16)
Tamiasciurus douglasii
Douglas' Thistle (1)
Cirsium douglasii
Douglas' Wormwood (16)
Artemisia douglasiana
Drummond's Anemone (6)
Anemone drummondii
Drummond's Thistle (18)
Cirsium scariosum
Dwarf False Ground-cherry (2)
Leucophysalis nana
Dwarf Hulsea (3)
Hulsea nana
Dwarf Mountain Fleabane (7)
Erigeron compositus
Dwarf Onion (1)
Allium parvum
Dwarf Phlox (1)
Phlox condensata
Elmer's Blue-eyed-grass (1)
Sisyrinchium elmeri
English Plantain (2)
Plantago lanceolata
Fanleaf Cinquefoil (7)
Potentilla flabellifolia
Fendler's Meadowrue (2)
Thalictrum fendleri
Few-flower Meadowrue (1)
Thalictrum sparsiflorum
Field Horsetail (2)
Equisetum arvense
Fireweed (4)
Chamaenerion angustifolium
Fox Sparrow (3)
Passerella iliaca
Fragile Fern (2)
Cystopteris fragilis
Fremont's Ragwort (4)
Senecio fremontii
Geyser Panicgrass (7)
Dichanthelium thermale
Giant Pinedrops (11)
Pterospora andromedea
Giant Rattlesnake-plantain (2)
Goodyera oblongifolia
Glandular Labrador-tea (7)
Rhododendron columbianum
Golden Alpine Draba (26)
Draba aureola
Golden Eagle (4)
Aquila chrysaetos
Golden-crowned Sparrow (2)
Zonotrichia atricapilla
Golden-fruit Sedge (1)
Carex aurea
Golden-mantled Ground Squirrel (59)
Callospermophilus lateralis
Goldenrod Crab Spider (2)
Misumena vatia
Graceful Cinquefoil (1)
Potentilla gracilis
Granite Prickly-phlox (19)
Linanthus pungens
Grassy Tarweed (1)
Madia gracilis
Gray's Bedstraw (24)
Galium grayanum
Gray's Lovage (4)
Ligusticum grayi
Greater Red Indian-paintbrush (8)
Castilleja miniata
Green-tongue Liverwort (3)
Marchantia polymorpha
Greene's Goldenweed (1)
Ericameria greenei
Greenleaf Manzanita (4)
Arctostaphylos patula
Hairy Woodpecker (2)
Leuconotopicus villosus
Hermit Thrush (1)
Catharus guttatus
Hermit Warbler (2)
Setophaga occidentalis
Hoary Buckwheat (2)
Eriogonum incanum
Hoary Pincushion (1)
Chaenactis douglasii
Hooded Ladies'-tresses (2)
Spiranthes romanzoffiana
Huckleberry Oak (1)
Quercus vacciniifolia
Hummingbird-trumpet (5)
Epilobium canum
Idaho Blue-eyed-grass (1)
Sisyrinchium idahoense
Incense Cedar (3)
Calocedrus decurrens
Jeffrey's Pine (2)
Pinus jeffreyi
Jepson's Monkeyflower (17)
Diplacus jepsonii
Juniper Haircap Moss (1)
Polytrichum juniperinum
King's Sandwort (3)
Eremogone kingii
Koch's Wolf Spider (2)
Alopecosa kochi
Lace Lipfern (8)
Myriopteris gracillima
Lanceleaf Springbeauty (26)
Claytonia lanceolata
Large-flower Collomia (7)
Collomia grandiflora
Large-flower Wire-lettuce (6)
Stephanomeria lactucina
Largeleaf Lupine (1)
Lupinus polyphyllus
Leafy Dwarf Knotweed (1)
Polygonum minimum
Leichtlin's Mariposa Lily (47)
Calochortus leichtlinii
Lemmon's Catchfly (2)
Silene lemmonii
Leopard Lily (37)
Lilium pardalinum
Lewis's Woodpecker (1)
Melanerpes lewis
Lincoln's Sparrow (1)
Melospiza lincolnii
Little Combseed (1)
Pectocarya pusilla
Little Elephant's-head (3)
Pedicularis attollens
Littleleaf Sedge (3)
Carex luzulifolia
Lobb's Fiddleleaf (4)
Nama lobbii
Lodgepole Chipmunk (3)
Neotamias speciosus
Lodgepole Pine (5)
Pinus contorta
Long-spur Lupine (8)
Lupinus arbustus
Long-stalk Clover (4)
Trifolium longipes
Long-stalked Stitchwort (1)
Stellaria longipes
Long-toed Salamander (1)
Ambystoma macrodactylum
Long-tube Iris (1)
Iris tenuissima
MacGillivray's Warbler (3)
Geothlypis tolmiei
Mahala-mat Ceanothus (1)
Ceanothus prostratus
Marsh Grass-of-Parnassus (9)
Parnassia palustris
Marshmallow Polypore (4)
Spongiporus leucospongia
Marumleaf Buckwheat (2)
Eriogonum marifolium
Meadow Barley (1)
Hordeum brachyantherum
Meadow Goat's-beard (3)
Tragopogon dubius
Meadow Timothy (1)
Phleum pratense
Menzies' Wintergreen (10)
Chimaphila menziesii
Milky Kelloggia (4)
Kelloggia galioides
Mountain Bluebird (6)
Sialia currucoides
Mountain Brickell-bush (2)
Brickellia greenei
Mountain Chickadee (19)
Poecile gambeli
Mountain False Gilia (1)
Allophyllum integrifolium
Mountain Hemlock (47)
Tsuga mertensiana
Mountain Holly Fern (8)
Polystichum scopulinum
Mountain Maple (14)
Acer glabrum
Mountain Navarretia (2)
Navarretia divaricata
Mountain Pocket Gopher (1)
Thomomys monticolus
Mountain Quail (6)
Oreortyx pictus
Mountain Snowberry (1)
Symphoricarpos rotundifolius
Mountain Tarweed (6)
Madia glomerata
Mountain Timothy (4)
Phleum alpinum
Mountain Whitethorn (52)
Ceanothus cordulatus
Mountain Wildmint (36)
Monardella odoratissima
Mt. Hood Pussy-paws (4)
Calyptridium umbellatum
Mt. Shasta Sedge (1)
Carex straminiformis
Mule Deer (29)
Odocoileus hemionus
Musk Monkeyflower (15)
Erythranthe moschata
Naked Buckwheat (17)
Eriogonum nudum
Naked Mariposa Lily (5)
Calochortus nudus
Narrowleaf Bur-reed (2)
Sparganium angustifolium
Narrowleaf Swordfern (2)
Polystichum imbricans
Narrowleaf Willow (2)
Salix exigua
Nashville Warbler (5)
Leiothlypis ruficapilla
Nevada Bitterroot (1)
Lewisia nevadensis
Newberry's Beardtongue (58)
Penstemon newberryi
Nocturnal Harvestman (1)
Leptobunus parvulus
Northern Alligator Lizard (7)
Elgaria coerulea
Northern Flicker (3)
Colaptes auratus
Northern House Wren (1)
Troglodytes aedon
Northern Spleenwort (3)
Asplenium septentrionale
Oceanspray (30)
Holodiscus discolor
Olive-sided Flycatcher (14)
Contopus cooperi
One-flower Bleedinghearts (18)
Dicentra uniflora
One-flower Gentian (2)
Gentianopsis simplex
One-seed Pussy-paws (7)
Calyptridium monospermum
One-sided Wintergreen (2)
Orthilia secunda
Orange Moss Agaric (3)
Rickenella fibula
Orange Sponge Polypore (2)
Pycnoporellus alboluteus
Orange-crowned Warbler (7)
Leiothlypis celata
Oregon Checker-mallow (9)
Sidalcea oregana
Pacific Bleedingheart (107)
Dicentra formosa
Pacific Dogwood (2)
Cornus nuttallii
Pacific Marten (1)
Martes caurina
Pacific Treefrog (14)
Pseudacris regilla
Panicled Willowherb (1)
Epilobium brachycarpum
Pearly Everlasting (54)
Anaphalis margaritacea
Pileated Woodpecker (1)
Dryocopus pileatus
Pine Grosbeak (1)
Pinicola enucleator
Pine Siskin (4)
Spinus pinus
Pine Violet (30)
Viola purpurea
Pine Violet (1)
Viola lobata
Pinemat Manzanita (40)
Arctostaphylos nevadensis
Pinewoods Lousewort (5)
Pedicularis semibarbata
Pinewoods Pussytoes (1)
Antennaria geyeri
Plumas County Beardtongue (3)
Penstemon neotericus
Prairie Flax (5)
Linum lewisii
Prairie Lupine (3)
Lupinus lepidus
Primrose Monkeyflower (12)
Erythranthe primuloides
Purple Fawnlily (99)
Erythronium purpurascens
Purple Missionbells (6)
Fritillaria atropurpurea
Purple Sandspurry (1)
Spergularia rubra
Pyrola-leaf Buckwheat (3)
Eriogonum pyrolifolium
Quaking Aspen (4)
Populus tremuloides
Racemose Scorpionweed (1)
Phacelia racemosa
Rainbow Trout or Steelhead (1)
Oncorhynchus mykiss
Rayless Groundsel (3)
Senecio aronicoides
Red Crossbill (1)
Loxia curvirostra
Red Elderberry (44)
Sambucus racemosa
Red Sierra Onion (2)
Allium obtusum
Red-breasted Nuthatch (12)
Sitta canadensis
Red-breasted Sapsucker (5)
Sphyrapicus ruber
Red-tailed Hawk (15)
Buteo jamaicensis
Red-winged Blackbird (1)
Agelaius phoeniceus
Rock Wren (4)
Salpinctes obsoletus
Rock-fringe Willowherb (34)
Epilobium obcordatum
Rocky Mountain Maple Felt Mite (1)
Aceria calaceris
Rocky Mountain Pussytoes (3)
Antennaria media
Rocky Mountain Woodsia (1)
Woodsia scopulina
Rose Meadowsweet (12)
Spiraea splendens
Rosy Pussytoes (2)
Antennaria rosea
Rough Harebell (2)
Campanula scabrella
Rough Hedge-nettle (3)
Stachys rigida
Roundleaf Sundew (3)
Drosera rotundifolia
Rubber Boa (2)
Charina bottae
Rubber Rabbitbrush (29)
Ericameria nauseosa
Ruby-crowned Kinglet (1)
Corthylio calendula
Rufous Hummingbird (4)
Selasphorus rufus
Sacramento Cycladenia (54)
Cycladenia humilis
San Francisco Broomrape (2)
Aphyllon franciscanum
Sand Violet (2)
Viola adunca
Sandhill Crane (2)
Antigone canadensis
Scarlet Skyrocket (17)
Ipomopsis aggregata
Scouler's Bellflower (2)
Campanula scouleri
Sculpted Puffball (2)
Calvatia sculpta
Self-heal (1)
Prunella vulgaris
Shadow Chipmunk (2)
Neotamias senex
Shaggy Hawkweed (13)
Hieracium horridum
Shaggy Mane (3)
Coprinus comatus
Sharp-shinned Hawk (3)
Accipiter striatus
Shasta Clover (4)
Trifolium productum
Shasta Knotweed (12)
Polygonum shastense
Short-stem Slippery Jack (1)
Suillus brevipes
Showy Jacob's-ladder (20)
Polemonium pulcherrimum
Showy Milkweed (1)
Asclepias speciosa
Sierra Arnica (1)
Arnica nevadensis
Sierra Beardtongue (1)
Penstemon heterodoxus
Sierra Bindweed (18)
Calystegia malacophylla
Sierra Chinquapin (57)
Chrysolepis sempervirens
Sierra Cliffbrake (3)
Pellaea brachyptera
Sierra Corydalis (33)
Corydalis caseana
Sierra Currant (2)
Ribes nevadense
Sierra Gooseberry (25)
Ribes roezlii
Sierra Groundsel (1)
Senecio scorzonella
Sierra Jewelflower (9)
Streptanthus tortuosus
Sierra Mariposa Lily (3)
Calochortus minimus
Sierra Milkwort (1)
Rhinotropis cornuta
Sierra Onion (24)
Allium campanulatum
Sierra Pincushion (15)
Chaenactis nevadensis
Sierra Sedge (1)
Carex nervina
Sierra Springbeauty (3)
Claytonia nevadensis
Sierra Stickseed (10)
Hackelia nervosa
Sierra Wild Rye (2)
Elymus sierrae
Silky Raillardella (6)
Raillardella argentea
Silverleaf Scorpionweed (2)
Phacelia hastata
Siskiyou Mountains Owl's-clover (22)
Orthocarpus cuspidatus
Slender-sepal Marsh-marigold (26)
Caltha leptosepala
Slim-stem Beardtongue (11)
Penstemon gracilentus
Small Bedstraw (1)
Galium trifidum
Small-head Clover (1)
Trifolium microcephalum
Smoky Puffball (1)
Handkea fumosa
Smooth White Violet (18)
Viola macloskeyi
Smooth Wild Rye (2)
Elymus glaucus
Snowplant (27)
Sarcodes sanguinea
Snowshoe Hare (1)
Lepus americanus
Soft-haired Snowberry (1)
Symphoricarpos mollis
Solomon's-plume (14)
Maianthemum racemosum
Sooty Grouse (35)
Dendragapus fuliginosus
Speckled Alder (18)
Alnus incana
Spike Manna Grass (3)
Torreyochloa erecta
Spotted Coralroot (19)
Corallorhiza maculata
Spotted Sandpiper (1)
Actitis macularius
Spreading Dogbane (3)
Apocynum androsaemifolium
Spreading Phlox (6)
Phlox diffusa
Starflower Solomon's-plume (2)
Maianthemum stellatum
Steller's Jay (54)
Cyanocitta stelleri
Sticky Gooseberry (5)
Ribes viscosissimum
Stream Trefoil (3)
Hosackia oblongifolia
Streambank Saxifrage (11)
Micranthes odontoloma
Striped Coralroot (2)
Corallorhiza striata
Subalpine Fleabane (9)
Erigeron glacialis
Subalpine Waxycap (1)
Hygrophorus subalpinus
Subarctic Ladyfern (2)
Athyrium filix-femina
Sugar Pine (3)
Pinus lambertiana
Sugarstick (2)
Allotropa virgata
Sulphur-flower Buckwheat (9)
Eriogonum umbellatum
Swamp Thread Moss (1)
Meesia uliginosa
Swamp Whiteheads (18)
Angelica capitellata
Sweet-scent Bedstraw (1)
Galium triflorum
Tall Phacelia (11)
Phacelia procera
Tall White Bog Orchid (48)
Platanthera dilatata
Tassel Flower (4)
Brickellia grandiflora
Tender Fleabane (1)
Erigeron tener
Thick-stem Aster (11)
Eurybia integrifolia
Thimbleberry (1)
Rubus parviflorus
Threadleaf Water-crowfoot (1)
Ranunculus trichophyllus
Three-leaf Bitterroot (3)
Lewisia triphylla
Thymeleaf Speedwell (5)
Veronica serpyllifolia
Tiling's Monkeyflower (6)
Erythranthe tilingii
Tinker's-penny (3)
Hypericum anagalloides
Tobacco Ceanothus (1)
Ceanothus velutinus
Tolmie's Saxifrage (5)
Micranthes tolmiei
Toothed Wintergreen (6)
Pyrola dentata
Torrey's Blue-eyed Mary (4)
Collinsia torreyi
Townsend's Solitaire (5)
Myadestes townsendi
Townsend's Warbler (1)
Setophaga townsendi
Tuberous Black-snakeroot (1)
Sanicula tuberosa
Turpentine Wavewing (7)
Cymopterus terebinthinus
Utah Serviceberry (4)
Amelanchier utahensis
Veiled Polypore (33)
Cryptoporus volvatus
Virginia Strawberry (1)
Fragaria virginiana
Wall-flower Phoenicaulis (2)
Phoenicaulis cheiranthoides
Wapatum Arrowhead (1)
Sagittaria cuneata
Water-leaf Scorpionweed (1)
Phacelia hydrophylloides
Water-plantain Buttercup (2)
Ranunculus alismifolius
Wavyleaf Indian-paintbrush (22)
Castilleja applegatei
Waxy Checker-mallow (5)
Sidalcea glaucescens
Western Bell-heather (11)
Cassiope mertensiana
Western Bluebird (1)
Sialia mexicana
Western Columbine (47)
Aquilegia formosa
Western Deermouse (1)
Peromyscus sonoriensis
Western False Asphodel (10)
Triantha occidentalis
Western Gray Beardtongue (1)
Penstemon laetus
Western Joepye-weed (6)
Ageratina occidentalis
Western Kingbird (1)
Tyrannus verticalis
Western Pasqueflower (1)
Pulsatilla occidentalis
Western Porterella (5)
Porterella carnosula
Western St. John's-wort (1)
Hypericum scouleri
Western Sweet-cicely (3)
Osmorhiza occidentalis
Western Tanager (15)
Piranga ludoviciana
Western Toad (9)
Anaxyrus boreas
Western Wallflower (39)
Erysimum capitatum
Western White Pine (25)
Pinus monticola
Western Wood-Pewee (3)
Contopus sordidulus
White Clover (1)
Trifolium repens
White Fir (3)
Abies concolor
White Triteleia (1)
Triteleia hyacinthina
White-crowned Sparrow (5)
Zonotrichia leucophrys
White-flower Hawkweed (14)
Hieracium albiflorum
White-headed Woodpecker (9)
Leuconotopicus albolarvatus
White-margin Knotweed (3)
Polygonum polygaloides
White-veined Wintergreen (14)
Pyrola picta
Whitney's Bristleweed (2)
Hazardia whitneyi
Whitney's Sedge (2)
Carex whitneyi
Wild Turkey (1)
Meleagris gallopavo
Willow Dock (1)
Rumex salicifolius
Wilson's Warbler (3)
Cardellina pusilla
Wolf Lichen (9)
Letharia vulpina
Woolly Mule's-ears (123)
Wyethia mollis
Wormskjold's Clover (3)
Trifolium wormskioldii
Yellow-bellied Marmot (7)
Marmota flaviventris
Yellow-pine Chipmunk (4)
Neotamias amoenus
Yellow-rumped Warbler (10)
Setophaga coronata
Yellow-staining Collomia (10)
Collomia tinctoria
a bolete fungus (1)
Caloboletus frustosus
a fungus (1)
Laetiporus conifericola
a fungus (5)
Guepiniopsis alpina
a fungus (2)
Ganoderma oregonense
a fungus (1)
Maublancomyces montanus
a fungus (1)
Melanoleuca angelesiana
a fungus (1)
Phellinus tremulae
a fungus (3)
Hygrophorus goetzei
a fungus (1)
Plicaria endocarpoides
a fungus (1)
Pucciniastrum pyrolae
a fungus (5)
Clitocybe glacialis
a fungus (3)
Capitotricha bicolor
a fungus (3)
Taphrina occidentalis
a fungus (1)
Tricholoma moseri
a fungus (15)
Caloscypha fulgens
a fungus (3)
Calbovista subsculpta
a jumping spider (1)
Habronattus amicus
a moss (1)
Anacolia menziesii
poke knotweed (11)
Koenigia phytolaccifolia
watermelon snow (4)
Chlamydomonas nivalis
Federally Listed Species (8)

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.

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
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Other Species of Concern (15)

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 Swift
Cypseloides niger
Black-throated Gray Warbler
Setophaga nigrescens
California Gull
Larus californicus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Golden Eagle
Aquila chrysaetos
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 Swift
Cypseloides niger
Black-throated Gray Warbler
Setophaga nigrescens
California Gull
Larus californicus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Golden Eagle
Aquila chrysaetos
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 (9)

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

California Red Fir Forest
Tree / Conifer · 2,827 ha
GNR74.7%
California Mountain Chaparral
Shrub / Shrubland · 276 ha
GNR7.3%
Sierra Nevada Cliff and Canyon
Sparse / Sparsely Vegetated · 133 ha
3.5%
California Mixed Conifer Forest
Tree / Conifer · 119 ha
GNR3.2%
California Mixed Conifer Forest
Tree / Conifer · 107 ha
GNR2.8%
GNR2.0%
Sierra Nevada Lodgepole Pine Forest
Tree / Conifer · 53 ha
GNR1.4%
California Subalpine Woodland
Tree / Conifer · 31 ha
GNR0.8%

Heart Lake

Heart Lake Roadless Area

Lassen National Forest, California · 9,349 acres