Heartbreak Ridge

San Bernardino National Forest · California · 4,455 acres · RoadlessArea Rule (2001)
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Observed Species (146)

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

Cushenbury Milkvetch (3)
Astragalus albensEndangered
Mojave Desert Tortoise (4)
Gopherus agassiziiThreatened
Triple-rib Milkvetch (6)
Astragalus tricarinatusEndangered
(1)
Erythraeus
American Black Bear (1)
Ursus americanus
Anna's Hummingbird (1)
Calypte anna
Baldwin Lake Linanthus (4)
Linanthus killipii
Band-tailed Pigeon (1)
Patagioenas fasciata
Banded Garden Spider (1)
Argiope trifasciata
Beavertail Prickly-pear (14)
Opuntia basilaris
Biennial Cinquefoil (1)
Potentilla biennis
Big Bear Valley Woollypod (3)
Astragalus leucolobus
Big Sagebrush (8)
Artemisia tridentata
Big Western Juniper (29)
Juniperus grandis
Bigberry Manzanita (2)
Arctostaphylos glauca
Bighorn Sheep (2)
Ovis canadensis
Blackbush (1)
Coleogyne ramosissima
Bottlebrush Squirrel-tail (2)
Elymus elymoides
Branching Scorpionweed (3)
Phacelia ramosissima
California Blue-eyed-grass (1)
Sisyrinchium bellum
California Ephedra (1)
Ephedra californica
California Flannelbush (4)
Fremontodendron californicum
California Juniper (1)
Juniperus californica
California Poppy (1)
Eschscholzia californica
California Rose (1)
Rosa californica
California common scorpion (1)
Paruroctonus silvestrii
Canyon Live Oak (2)
Quercus chrysolepis
Catclaw Acacia (1)
Senegalia greggii
Chipping Sparrow (1)
Spizella passerina
Clark's Nutcracker (3)
Nucifraga columbiana
Coast Horned Lizard (2)
Phrynosoma blainvillii
Coast Mountain Kingsnake (1)
Lampropeltis multifasciata
Common Sandpaper-plant (1)
Petalonyx thurberi
Common Side-blotched Lizard (1)
Uta stansburiana
Cooper's Hawk (1)
Astur cooperii
Coulter's Pine (1)
Pinus coulteri
Coyote Tobacco (1)
Nicotiana attenuata
Curl-leaf Mountain-mahogany (24)
Cercocarpus ledifolius
Dark Goosefoot (1)
Chenopodium atrovirens
Dark-eyed Junco (1)
Junco hyemalis
Desert Drumstick (1)
Battarrea phalloides
Desert Mountain Phlox (1)
Phlox austromontana
Desert Prince's-plume (3)
Stanleya pinnata
Desert Wavewing (1)
Vesper multinervatus
Desert paintbrush (1)
Castilleja chromosa
Dusky Flycatcher (1)
Empidonax oberholseri
Engelmann's Hedgehog Cactus (1)
Echinocereus engelmannii
Fillmore Short-legged Sheetweaver (2)
Agyneta fillmorana
Fineleaf Woolly-white (3)
Hymenopappus filifolius
Fir Mistletoe (1)
Phoradendron pauciflorum
Fremont's Phacelia (3)
Phacelia fremontii
Glandular Layia (1)
Layia glandulosa
Golden Cholla (1)
Cylindropuntia echinocarpa
Granite Prickly-phlox (3)
Linanthus pungens
Gray Ball Sage (1)
Salvia dorrii
Gray Gilia (2)
Gilia cana
Gray Horsebrush (10)
Tetradymia canescens
Gray Vireo (1)
Vireo vicinior
Green Russula (1)
Russula aeruginea
Green-tailed Towhee (1)
Pipilo chlorurus
Greenleaf Manzanita (4)
Arctostaphylos patula
Grinnell's Beardtongue (4)
Penstemon grinnellii
Hairy Woodpecker (1)
Leuconotopicus villosus
Heckard Indian-paintbrush (2)
Castilleja montigena
Hoary Buckwheat (1)
Eriogonum saxatile
Hoary Tansy-aster (3)
Dieteria canescens
Interior Bush Lupine (4)
Lupinus excubitus
Jeffrey's Pine (2)
Pinus jeffreyi
Juniper Mistletoe (12)
Phoradendron juniperinum
Lemon Lily (1)
Lilium parryi
Limber Pine (2)
Pinus flexilis
Mojave Yucca (1)
Yucca schidigera
Mojave linanthus (1)
Leptosiphon breviculus
Mottled Milkvetch (3)
Astragalus lentiginosus
Mound Hedgehog Cactus (19)
Echinocereus triglochidiatus
Mountain Chickadee (1)
Poecile gambeli
Mountain Red-root Cryptantha (1)
Eremocarya lepida
Mountain Snowberry (5)
Symphoricarpos rotundifolius
Mule Deer (1)
Odocoileus hemionus
Munite Prickly-poppy (1)
Argemone munita
Needle-and-Thread (1)
Hesperostipa comata
Nevin Bird's-beak (2)
Cordylanthus nevinii
Oregon Bitterroot (6)
Lewisia rediviva
Oval-leaf Buckwheat (1)
Eriogonum ovalifolium
Panamint Live-forever (5)
Dudleya saxosa
Parish's Alumroot (2)
Heuchera parishii
Parish's Bedstraw (1)
Galium parishii
Parish's Buckwheat (2)
Eriogonum parishii
Parish's Catchfly (1)
Silene parishii
Parish's Rockcress (1)
Boechera parishii
Parry's Bear-grass (4)
Nolina parryi
Parry's Pussy-paws (1)
Calyptridium parryi
Pinewoods Lousewort (1)
Pedicularis semibarbata
Pitted Milkcap (1)
Lactarius scrobiculatus
Plain Mariposa Lily (3)
Calochortus invenustus
Prairie Flax (1)
Linum lewisii
Pumice Hulsea (3)
Hulsea vestita
Pygmy Nuthatch (2)
Sitta pygmaea
Red Diamond Rattlesnake (1)
Crotalus ruber
Rose Sage (11)
Salvia pachyphylla
Rubber Rabbitbrush (9)
Ericameria nauseosa
San Bernardino Milkvetch (1)
Astragalus bernardinus
San Diego Barrel Cactus (1)
Ferocactus viridescens
Scarlet Bugler (1)
Penstemon centranthifolius
Scarlet Milkvetch (1)
Astragalus coccineus
Scrub Oak (1)
Quercus cornelius-mulleri
Single-leaf Pine (12)
Pinus monophylla
Six-spotted Yellow Orbweaver (1)
Araniella displicata
Slender Wild Cabbage (1)
Caulanthus major
Southern Alligator Lizard (1)
Elgaria multicarinata
Southern Mountain Scorpionweed (1)
Phacelia austromontana
Southern Sagebrush Lizard (3)
Sceloporus vandenburgianus
Starflower Solomon's-plume (2)
Maianthemum stellatum
Sugar Sumac (1)
Rhus ovata
Sulphur-flower Buckwheat (9)
Eriogonum umbellatum
Three-nerve Goldenrod (2)
Solidago velutina
Townsend's Solitaire (2)
Myadestes townsendi
Veiled Polypore (1)
Cryptoporus volvatus
Violet-green Swallow (1)
Tachycineta thalassina
Wallace's Wooly-daisy (2)
Eriophyllum wallacei
Watson's Spikemoss (3)
Selaginella watsonii
Wax Currant (1)
Ribes cereum
Waxy Bitterbrush (5)
Purshia glandulosa
Western Blue Iris (2)
Iris missouriensis
Western Bluebird (2)
Sialia mexicana
Western Columbine (2)
Aquilegia formosa
Western Fence Lizard (1)
Sceloporus occidentalis
Western Joshua Tree (7)
Yucca brevifolia
Western Rattlesnake (1)
Crotalus oreganus
Western Tanager (2)
Piranga ludoviciana
Western Toad (1)
Anaxyrus boreas
Western Wallflower (5)
Erysimum capitatum
White Fir (3)
Abies concolor
White Sage (1)
Salvia apiana
White-headed Woodpecker (1)
Leuconotopicus albolarvatus
White-stem Hedge-nettle (1)
Stachys albens
Wood Spurge (1)
Euphorbia lurida
Woods' Rose (1)
Rosa woodsii
Woolly Slimpod (1)
Amsonia tomentosa
Wright's Buckwheat (6)
Eriogonum wrightii
Yellow-rumped Warbler (1)
Setophaga coronata
a cobblestone lichen (1)
Acarospora veronensis
a fungus (1)
Boletus barrowsii
a jumping spider (1)
Pelegrina aeneola
dense mistletoe (1)
Phoradendron densum
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.

Ash Grey Indian-paintbrush
Castilleja cinereaThreatened
California Dandelion
Taraxacum californicumEndangered
Cushenbury Buckwheat
Eriogonum ovalifolium var. vineumEndangered
Parish's Daisy
Erigeron parishiiThreatened
Southern Mountain Buckwheat
Eriogonum kennedyi var. austromontanumThreatened
Southwestern Willow Flycatcher
Empidonax traillii extimusEndangered
Unarmored Threespine Stickleback
Gasterosteus aculeatus williamsoniEndangered
California Spotted Owl
Strix occidentalis occidentalis
Monarch
Danaus plexippusProposed Threatened
Other Species of Concern (14)

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

Black-chinned Sparrow
Spizella atrogularis
Bullock's Oriole
Icterus bullockii
California Thrasher
Toxostoma redivivum
Cassin's Finch
Haemorhous cassinii
Channel Island Song Sparrow
Melospiza melodia graminea
Flammulated Owl
Psiloscops flammeolus
Golden Eagle
Aquila chrysaetos
Lawrence's Goldfinch
Spinus lawrencei
Nuttall's Woodpecker
Dryobates nuttallii
Oak Titmouse
Baeolophus inornatus
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
White-headed Woodpecker
Dryobates albolarvatus gravirostris
Migratory Birds of Conservation Concern (11)

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.

Black-chinned Sparrow
Spizella atrogularis
Bullock's Oriole
Icterus bullockii
California Thrasher
Toxostoma redivivum
Cassin's Finch
Haemorhous cassinii
Golden Eagle
Aquila chrysaetos
Lawrence's Goldfinch
Spinus lawrencei
Oak Titmouse
Baeolophus inornatus
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
Song Sparrow
Melospiza melodia
Vegetation (10)

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

California Mountain Chaparral
Shrub / Shrubland · 384 ha
GNR21.3%
Northern California Coastal Scrub
Shrub / Shrubland · 322 ha
GNR17.9%
California Chaparral
Shrub / Shrubland · 265 ha
GNR14.7%
Mojave Desert Chaparral
Shrub / Shrubland · 237 ha
GNR13.1%
Great Basin Pinyon-Juniper Woodland
Tree / Conifer · 218 ha
GNR12.1%
California Mixed Conifer Forest
Tree / Conifer · 153 ha
GNR8.5%
GNR2.8%
Sierra Nevada Jeffrey Pine Forest
Tree / Conifer · 29 ha
GNR1.6%
Southern California Coast Ranges Cliff and Canyon
Sparse / Sparsely Vegetated · 27 ha
1.5%

Heartbreak Ridge

Heartbreak Ridge Roadless Area

San Bernardino National Forest, California · 4,455 acres