🇺🇸

United States

North America · Northern America

Total Species
11292
Threatened
799
CR + EN + VU
Population
331,002,647
Area
9,833,517 km²

Conservation Status Overview

Critically Endangered 159
Endangered 270
Vulnerable 370
Near Threatened 430
Least Concern 4233
Data Deficient 189
Not Evaluated 5462
Extinct in the Wild 1
Extinct 149

Species by Taxonomic Group

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

Featured Species

All Species in United States

Chroococcus macrococcus

Not Evaluated

chrysalis snail

Lauria cylindracea

Near Threatened

Chrysanthemum Gall Midge

Rhopalomyia chrysanthemi

Not Evaluated

Ciliate Wrinkle-Lichen

Tuckermannopsis ciliaris

Not Evaluated

Cimbicid sawfly

Abia lonicerae

Data Deficient

cinereus shrew

Sorex cinereus

Least Concern

Cinnabar Oysterling

Crepidotus cinnabarinus

Vulnerable

Cinnamom Rose

Rosa majalis

Not Evaluated

Clay-colored Sparrow

Spizella pallida

Least Concern

Clay-Coloured Weevil

Otiorhynchus singularis

Least Concern

Clayweed

Tussilago farfara

Least Concern

Clear-Spored Rash Lichen

Lithothelium hyalosporum

Not Evaluated

Clermont'S Spleenwort

Asplenium clermontiae

Extinct

Cliff-Brake

Cryptogramma stelleri

Not Evaluated

Climbing Bindweed

Fallopia scandens

Not Evaluated

Climbing False Buckwheat

Fallopia dumetorum

Least Concern

Climbingfig

Ficus pumila

Not Evaluated

Clinton'S Wood Fern

Dryopteris clintoniana

Not Evaluated

Clitocybe diatreta

Least Concern

Clitopilus scyphoides

Data Deficient

Closed Gentian

Gentiana rubricaulis

Least Concern

Closed-Leaved Pondweed

Potamogeton foliosus

Least Concern

Cloth of gold

Crocus angustifolius

Not Evaluated

Clover weevil

Sitona hispidulus

Least Concern

Clown beetle

Carcinops pumilio

Least Concern

Club Foot

Ampulloclitocybe clavipes

Least Concern

Club Grain-Spored Lichen

Sarcogyne clavus

Data Deficient

club pincushion moss

Ulota coarctata

Vulnerable

Cluster Cap

Connopus acervatus

Least Concern

Clustered Bracket

Inonotus cuticularis

Vulnerable

Clustered Brown Bolete

Aureoboletus innixus

Not Evaluated

Clustered Domecap

Lyophyllum decastes

Least Concern

Clustered-Leaved Tick-Trefoil

Hylodesmum glutinosum

Not Evaluated

Clove Pink

Dianthus plumarius

Not Evaluated

Clustered yellowtops

Flaveria trinervia

Not Evaluated

Cluster Fescue

Festuca paradoxa

Extinct

Cluster Sanicle

Sanicula odorata

Not Evaluated

Coastal plain creepingoxeye

Wedelia fruticosa

Not Evaluated

Coast Cinquefoil

Potentilla litoralis

Not Evaluated

Coast Sandbur

Cenchrus spinifex

Not Evaluated

Coast Sedge

Carex exilis

Least Concern

Cobalt Crust

Terana coerulea

Not Evaluated

Cobblestone long-toed water beetle

Dryops viennensis

Not Evaluated

Cobweb Spiders

Parasteatoda tepidariorum

Least Concern

cobweb spiders

Steatoda grossa

Least Concern

Cobweb weaver

Steatoda nobilis

Not Evaluated

Cockscomb

Celosia argentea

Not Evaluated

Cockspur coral tree

Erythrina crista-galli

Least Concern

Coco plum

Chrysobalanus icaco

Not Evaluated

Coco yam

Colocasia esculenta

Not Evaluated

Coffee bean weevil

Araecerus fasciculatus

Not Evaluated

Cogongrass

Imperata cylindrica

Not Evaluated

Coker'S Amanita

Amanita cokeri

Not Evaluated

Coker'S Lavender Staining Amanita

Amanita lavendula

Not Evaluated

Coleus

Coleus scutellarioides

Not Evaluated

collared notchwort

Mesoptychia collaris

Least Concern

Collared Parachute

Marasmius rotula

Least Concern

Colletid bee

Hylaeus pictipes

Extinct

Colloderma oculatum

Not Evaluated

Collybia Clouds

Syzygospora mycetophila

Not Evaluated

More Countries in North America

Nature FYI Family

Explore more of the natural world across our sister sites.

Part of the Nature FYI family — FYIPedia