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United States

North America · Northern America

Total Species
11292
Threatened
794
CR + EN + VU
Population
331.002.647
Area
9.833.517 km²

Conservation Status Overview

Critically Endangered 159
Endangered 267
Vulnerable 368
Near Threatened 429
Least Concern 4219
Data Deficient 187
Not Evaluated 5464
Extinct in the Wild 1
Extinct 150

Species by Taxonomic Group

Plantae 5386
Animalia 3833
Fungi 1835
Protozoa 86
Bacteria 78
Chromista 74

Featured Species

All Species in United States

Cork Elm

Ulmus thomasii

Least Concern

Corkscrew Willow

Salix matsudana

Not Evaluated

Cornflower Bolete

Gyroporus cyanescens

Vulnerable

Varied Rag Lichen

Platismatia glauca

Least Concern

Corndaisy

Glebionis segetum

Least Concern

Cornejo Macho

Cornus mas

Not Evaluated

Cornflag

Gladiolus communis

Not Evaluated

Corn poppy

Papaver rhoeas

Least Concern

Kokonor cotoneaster

Cotoneaster nitens

Not Evaluated

Corn speedwell

Veronica arvensis

Least Concern

Corn spurry

Spergula arvensis

Least Concern

Corrugate-Seeded Spurge

Euphorbia glyptosperma

Not Evaluated

Yellow Map Lichen

Rhizocarpon geographicum

Least Concern

Foetid Russula

Russula foetens

Near Threatened

Pink Dimple Lichen

Coenogonium pineti

Least Concern

Dutch elm disease

Ophiostoma novo-ulmi

Not Evaluated

Farinose Cartilage Lichen

Ramalina farinacea

Least Concern

Fuchsia Rust

Pucciniastrum epilobii

Not Evaluated

Scaly Knight

Tricholoma vaccinum

Least Concern

White-Edged Stone Lichen

Trapelia coarctata

Least Concern

Hollow Bolete

Suillus cavipes

Least Concern

Crested Coral

Clavulina coralloides

Least Concern

Granite-Speck Rim Lichen

Lecanora polytropa

Least Concern

Lipstick Powderhorn

Cladonia macilenta

Least Concern

Bristly Beard Lichen

Usnea hirta

Least Concern

Reindeer Lichen

Cladonia arbuscula

Least Concern

Violet Rust

Puccinia violae

Not Evaluated

Cosmos

Cosmos sulphureus

Not Evaluated

Cosson's hook moss

Scorpidium cossonii

Vulnerable

Purple clover

Trifolium purpureum

Not Evaluated

Vouaux'S Dust Lichen

Lepraria vouauxii

Data Deficient

Cotoneaster

Cotoneaster multiflorus

Not Evaluated

Cotton Burdock

Arctium tomentosum

Endangered

Cottongrass

Eriophorum vaginatum

Near Threatened

Cotton-Grass Fanner

Glyphipterix haworthana

Least Concern

Ngaio tree

Myoporum laetum

Not Evaluated

Whitewash Lichen

Phlyctis argena

Least Concern

Crater Lichen

Diploschistes scruposus

Vulnerable

Cotton Thistle

Onopordum acanthium

Endangered

Common Freckle Pelt Lichen

Peltigera aphthosa

Extinct

Hooded Rosette Lichen

Physcia adscendens

Least Concern

Crescent Map Lichen

Rhizocarpon lecanorinum

Least Concern

Broad Bean Rust

Uromyces viciae-fabae

Not Evaluated

Devil'S Bolete

Rubroboletus satanas

Endangered

Frosty-Rimmed Dot Lichen

Bacidia rubella

Least Concern

Cowberry Redleaf

Exobasidium vaccinii

Least Concern

Cudbear

Ochrolechia tartarea

Endangered

Smoky Crottle

Parmelia omphalodes

Least Concern

Gray-Orange Disk Lichen

Lecidea lapicida

Least Concern

Reindeer Lichen

Cladonia portentosa

Least Concern

Star Rosette Lichen

Physcia stellaris

Endangered

Rock-Loving Map Lichen

Rhizocarpon petraeum

Vulnerable

Grayish Button Lichen

Diplotomma alboatrum

Least Concern

Felt Clad Lichen

Cladonia phyllophora

Vulnerable

Gritty British Soldiers Lichen

Cladonia floerkeana

Least Concern

Waterside Rockshag Lichen

Ephebe lanata

Extinct

Golden Oyster Mushroom

Pleurotus citrinopileatus

Not Evaluated

Wall Speck Lichen

Verrucaria muralis

Least Concern

Conical Brittlestem

Parasola conopilea

Least Concern

Woolly Foam

Stereocaulon tomentosum

Endangered

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