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United States

North America · Northern America

Total Species
11292
Threatened
786
CR + EN + VU
Population
331 002 647
Area
9 833 517 km²

Conservation Status Overview

Critically Endangered 156
Endangered 264
Vulnerable 366
Near Threatened 425
Least Concern 4191
Data Deficient 189
Not Evaluated 5463
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

Bastard Alkanet

Buglossoides arvensis

Critically Endangered

Cellar Fungus

Coniophora puteana

Least Concern

Meadow barley

Hordeum brachyantherum

Not Evaluated

Bay Bolete

Imleria badia

Least Concern

Clavate Bent

Agrostis clavata

Least Concern

Mediterranean clover

Trifolium spumosum

Not Evaluated

Ontario goatsbeard

Tragopogon mirabilis

Not Evaluated

White-Triangle Slender

Caloptilia stigmatella

Least Concern

Oldfield grass

Anthephora hermaphrodita

Least Concern

Willow twig gall midge

Rabdophaga salicis

Not Evaluated

Scarlet Splash

Cytidia salicina

Least Concern

Scleroderris canker

Gremmeniella abietina

Least Concern

northern green orchid

Platanthera aquilonis

Not Evaluated

Ichneumonid wasp

Collyria coxator

Least Concern

Schaerer'S Disc Lichen

Buellia schaereri

Endangered

Wild cucumber

Echinocystis lobata

Not Evaluated

Ichneumonid wasp

Lophyroplectus oblongopunctatus

Not Evaluated

Japanese lovegrass

Eragrostis tenella

Least Concern

Scandinavian Small-Reed

Calamagrostis purpurea

Not Evaluated

Little ironweed

Cyanthillium cinereum

Not Evaluated

Praxelis

Praxelis clematidea

Not Evaluated

Northern Hound'S-Tongue

Andersonglossum boreale

Not Evaluated

Bush beardgrass

Schizachyrium condensatum

Not Evaluated

Centipede

Pachymerium ferrugineum

Least Concern

Bowerbank's halichondria

Halichondria bowerbanki

Not Evaluated

Northern Lamprey

Ichthyomyzon unicuspis

Least Concern

Basswood thrip

Thrips calcaratus

Not Evaluated

Rusty Feather-Moss

Sciuro-hypnum plumosum

Vulnerable

Angel'S Hair

Ramalina thrausta

Vulnerable

Northern Spreadwing

Lestes disjunctus

Least Concern

woolly apple aphid

Eriosoma lanigerum

Not Evaluated

Northern Pygmy Clubtail

Lanthus parvulus

Least Concern

Central European Freshwater Nemertean

Prostoma graecense

Not Evaluated

Northern needleleaf

Tillandsia balbisiana

Least Concern

Woodland blue worm

Octolasion cyaneum

Not Evaluated

Northern Panicgrass

Dichanthelium boreale

Not Evaluated

Ryegrass bunt

Tilletia walkeri

Not Evaluated

Silver Fir Woolly Aphid

Adelges nordmannianae

Not Evaluated

Northern rat flea

Nosopsyllus fasciatus

Not Evaluated

Ichneumonid wasp

Oresbius arridens

Not Evaluated

Woodland ragwort

Senecio sylvaticus

Least Concern

Splachnobryum moss

Splachnobryum obtusum

Not Evaluated

Northern Red Oak

Quercus rubra

Not Evaluated

Mountain Trisetum

Koeleria spicata

Not Evaluated

Woodland sage

Salvia sylvestris

Not Evaluated

Mountain tarweed

Madia glomerata

Not Evaluated

Northern Shorthusk

Brachyelytrum aristosum

Not Evaluated

Greek dock

Rumex cristatus

Not Evaluated

Frog Pelt Lichen

Peltigera degenii

Critically Endangered

Ichneumonid wasp

Pleolophus basizonus

Not Evaluated

Frosted Whiteface

Leucorrhinia frigida

Least Concern

Northern Snail-Seed Pondweed

Potamogeton spirillus

Least Concern

Humulin Brown Lacewing

Hemerobius humulinus

Not Evaluated

Torrey's cryptantha

Cryptantha torreyana

Least Concern

Mealy Shadow Lichen

Phaeophyscia orbicularis

Least Concern

Northern Tooth

Climacodon septentrionalis

Vulnerable

Honeysuckle aphid

Hyadaphis foeniculi

Not Evaluated

northern tree moss

Climacium dendroides

Least Concern

Diatom

Stephanodiscus binderanus

Not Evaluated

Diatom

Coscinodiscus wailesii

Not Evaluated

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