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United States

North America · Northern America

Total Species
11292
Threatened
722
CR + EN + VU
Population
331 002 647
Area
9 833 517 km²

Conservation Status Overview

Critically Endangered 146
Endangered 245
Vulnerable 331
Near Threatened 358
Least Concern 3635
Data Deficient 179
Not Evaluated 4630
Extinct in the Wild 1
Extinct 138

Species by Taxonomic Group

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

Featured Species

All Species in United States

Bastard Cress

Lepidium campestre

Least Concern

Bay Gallbush

Ilex coriacea

Least Concern

Red algae

Acanthophora spicifera

Not Evaluated

Woodland false buttonweed

Spermacoce remota

Not Evaluated

Largeleaf maidenhair

Adiantum macrophyllum

Not Evaluated

Mediterranean tapeweed

Posidonia oceanica

Least Concern

Spottedheart

Stictocardia tiliifolia

Least Concern

Braun'S Holly Fern

Polystichum braunii

Critically Endangered

Indian paintbrush

Castilleja arvensis

Least Concern

Red melastome

Melastoma sanguineum

Least Concern

Slender dwarf morning-glory

Evolvulus alsinoides

Not Evaluated

Nepal Knotweed

Persicaria nepalensis

Not Evaluated

Shrubby false buttonweed

Spermacoce verticillata

Not Evaluated

Net-Leaved Willow

Salix reticulata

Least Concern

Guavaberry

Myrciaria floribunda

Not Evaluated

Nettle-leaf mullein

Verbascum chaixii

Not Evaluated

Flame Chanterelle

Craterellus ignicolor

Not Evaluated

white chalice-bubble

Cylichna alba

Not Evaluated

Brassy Twist

Eulia ministrana

Least Concern

Indian albizia

Albizia lebbekoides

Least Concern

Bastard Cress

Thlaspi arvense

Least Concern

New Garden Bumblebee

Bombus hypnorum

Least Concern

Silkleaf

Lagascea mollis

Not Evaluated

Glaucous Goosefoot

Oxybasis glauca

Least Concern

Madagascar ragwort

Senecio madagascariensis

Not Evaluated

New England Ragwort

Packera schweinitziana

Not Evaluated

Stalkleaf murainagrass

Ischaemum timorense

Extinct

New England Sedge

Carex novae-angliae

Not Evaluated

Ichneumonid wasp

Agrypon flaveolatum

Not Evaluated

Yellowing Knight

Tricholoma scalpturatum

Least Concern

Lophodermium piceae

Not Evaluated

Shaggy Legged Ringless Amanita

Amanita rhacopus

Not Evaluated

Brassy flea beetle

Chaetocnema concinna

Least Concern

Ciliate Loosestrife

Lysimachia ciliata

Not Evaluated

Purple needlegrass

Triraphis mollis

Not Evaluated

Indian murainagrass

Polytrias indica

Least Concern

Elastic grass

Eragrostis tenuifolia

Not Evaluated

New Zealand bur

Acaena novae-zelandiae

Not Evaluated

Mouse Moth

Amphipyra tragopoginis

Least Concern

Roundfruit Hedgehyssop

Gratiola virginiana

Not Evaluated

Box-elder, Ash-leaved maple

Acer negundo

Not Evaluated

Spurge

Homalanthus populneus

Least Concern

Bastard Alkanet

Buglossoides arvensis

Critically Endangered

Meadow barley

Hordeum brachyantherum

Not Evaluated

Oldfield grass

Anthephora hermaphrodita

Least Concern

Scarlet Splash

Cytidia salicina

Least Concern

Scleroderris canker

Gremmeniella abietina

Least Concern

Marsh Valerian

Valeriana uliginosa

Least Concern

Nightshade

Solanum laxum

Not Evaluated

Silvery-Flowered Sedge

Carex argyrantha

Extinct

Schaerer'S Disc Lichen

Buellia schaereri

Endangered

Japanese lovegrass

Eragrostis tenella

Least Concern

Bourgeau's nutrush

Scleria bourgeaui

Least Concern

Nightflowering silene

Silene noctiflora

Endangered

Night-Flying Dung Beetle

Acrossus rufipes

Least Concern

Nimblewill

Muhlenbergia schreberi

Not Evaluated

Night jessamine

Cestrum nocturnum

Not Evaluated

Brook Wedge Mussel

Alasmidonta viridis

Least Concern

Nikko fir

Abies homolepis

Not Evaluated

Scandinavian Small-Reed

Calamagrostis purpurea

Not Evaluated

More Countries in North America

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