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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

Willow Glue

Hydnoporia tabacina

Not Evaluated

Gibberella stalk rot

Fusarium graminearum

Not Evaluated

Corn Smut

Mycosarcoma maydis

Not Evaluated

Smooth Chanterelle

Cantharellus lateritius

Least Concern

Eggshell Rock Blaze

Phlyctis petraea

Least Concern

Jelly Ear

Auricularia auricula-judae

Not Evaluated

Red Beard Lichen

Usnea rubicunda

Not Evaluated

Coralloid Rosette-Lichen

Heterodermia obscurata

Not Evaluated

Cowslip

Primula veris

Least Concern

Cow Soapwort

Gypsophila vaccaria

Extinct

Crab Apple

Malus sylvestris

Vulnerable

Cracking Clitocybe

Clitocybe rivulosa

Least Concern

Crampbark

Viburnum opulus

Least Concern

Cranberry cotoneaster

Cotoneaster apiculatus

Not Evaluated

Cranesbill

Geranium pusillum

Least Concern

Cream Pea

Lathyrus ochroleucus

Not Evaluated

Cream pincushions

Scabiosa ochroleuca

Not Evaluated

Cream Pinkgill

Entoloma sericellum

Least Concern

Cream-Spot Ladybird

Calvia quatuordecimguttata

Least Concern

Creeping Jacob'S-Ladder

Polemonium reptans

Not Evaluated

Creeping Charlie

Glechoma hederacea

Least Concern

creeping cinquefoil

Potentilla reptans

Least Concern

creeping fingerwort

Lepidozia reptans

Least Concern

Creeping indigo

Indigofera spicata

Not Evaluated

Creeping Phlox

Phlox stolonifera

Not Evaluated

Creeping Lady'S-Tresses

Goodyera repens

Vulnerable

Creeping lettuce

Ixeris stolonifera

Not Evaluated

Creeping Love Grass

Eragrostis hypnoides

Not Evaluated

Creeping meadow foxtail

Alopecurus arundinaceus

Least Concern

Creeping Red Raspberry

Rubus pubescens

Least Concern

Creeping Saltbush

Atriplex prostrata

Least Concern

creeping saxifrage

Saxifraga stolonifera

Not Evaluated

Creeping Thyme

Thymus pulegioides

Vulnerable

Creeping Thyme

Thymus praecox

Vulnerable

Creeping velvetgrass

Holcus mollis

Least Concern

Creeping yellowcress

Rorippa sylvestris

Least Concern

Crenulate Rhabdoweisia Moss

Rhabdoweisia crenulata

Near Threatened

Ebony Boghaunter

Williamsonia fletcheri

Least Concern

crescent-cup liverwort

Lunularia cruciata

Least Concern

Crested Philippine violet

Barleria cristata

Not Evaluated

Crested Buckler Fern

Dryopteris cristata

Endangered

Crested Hair Grass

Koeleria macrantha

Critically Endangered

Savigny's brittle star

Ophiactis savignyi

Not Evaluated

Cretan meadow foxtail

Alopecurus creticus

Least Concern

Crested wartycabbage

Bunias erucago

Not Evaluated

Cretin Weed

Hedypnois rhagadioloides

Not Evaluated

Beech Rim-Lichen

Lecanora glabrata

Least Concern

Crinkled Hairgrass

Avenella flexuosa

Least Concern

Crimson Flax

Linum grandiflorum

Not Evaluated

Crimson fountaingrass

Cenchrus setaceus

Not Evaluated

crisped pincushion moss

Ulota crispa

Least Concern

Crimson-ringed Whiteface

Leucorrhinia glacialis

Least Concern

Crispate Smoothcap Moss

Atrichum crispum

Not Evaluated

Crisp Pondweed

Potamogeton crispus

Least Concern

Crome Sphagnum

Sphagnum squarrosum

Least Concern

cross gentian

Gentiana cruciata

Not Evaluated

cross-leaved heath

Erica tetralix

Near Threatened

Staph Aureus

Staphylococcus aureus

Not Evaluated

Cross Orbweaver

Araneus diadematus

Least Concern

Crowfoot Clubmoss

Diphasiastrum digitatum

Not Evaluated

More Countries in North America

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