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United States

North America · Northern America

Total Species
11292
Threatened
274
CR + EN + VU
Population
331 002 647
Area
9 833 517 km²

Conservation Status Overview

Critically Endangered 42
Endangered 98
Vulnerable 134
Near Threatened 153
Least Concern 2196
Data Deficient 112
Not Evaluated 3438
Extinct in the Wild 1
Extinct 86

Species by Taxonomic Group

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

Featured Species

All Species in United States

ringed seal

Pusa hispida

Vulnerable

Ringed Twiglet

Tubaria confragosa

Least Concern

ringless spoon moss

Sarmentypnum exannulatum

Least Concern

River Bulrush

Bolboschoenus fluviatilis

Not Evaluated

Ripgut brome

Bromus diandrus

Near Threatened

river bloom moss

Schistidium rivulare

Not Evaluated

Riverine Clubtail

Stylurus amnicola

Least Concern

river moss

Fontinalis hypnoides

Least Concern

River Maple

Acer saccharinum

Not Evaluated

river ragged moss

Brachythecium rivulare

Least Concern

Staph beetle

Olisthaerus substriatus

Near Threatened

Roadside pepperweed

Lepidium ruderale

Least Concern

Spring small dung beetle

Melinopterus prodromus

Least Concern

Winter Polypore

Lentinus brumalis

Least Concern

Rock ragwort

Senecio rupestris

Not Evaluated

rock pocket moss

Fissidens dubius

Least Concern

Club-Spur Orchid

Platanthera clavellata

Not Evaluated

Rockspray

Cotoneaster horizontalis

Not Evaluated

Rock Sedge

Carex saxatilis

Least Concern

rock veilwort

Metzgeria conjugata

Near Threatened

rock vole

Microtus chrotorrhinus

Least Concern

Kidney-Leaf Violet

Viola renifolia

Least Concern

Dwarf Water-Lily

Nymphaea leibergii

Least Concern

Korean Spice Viburnum

Viburnum carlesii

Not Evaluated

Roman Chamomile

Chamaemelum nobile

Not Evaluated

Roman nettle

Urtica pilulifera

Not Evaluated

Roman snail

Helix pomatia

Near Threatened

Rooting chainfern

Woodwardia radicans

Not Evaluated

Roostertree

Calotropis procera

Not Evaluated

Root-eating beetle

Monotoma picipes

Least Concern

Root rot

Phytophthora cinnamomi

Not Evaluated

Rose cactus

Pereskia grandifolia

Least Concern

Rose Clover

Trifolium hirtum

Not Evaluated

Rose glorybower

Clerodendrum bungei

Least Concern

rose-grass aphid

Metopolophium dirhodum

Not Evaluated

rose leafhopper

Edwardsiana rosae

Least Concern

Roseleaf raspberry

Rubus rosifolius

Not Evaluated

Roselle

Hibiscus sabdariffa

Not Evaluated

Rose monkswort

Nonea rosea

Not Evaluated

Rose Moss

Rhodobryum roseum

Vulnerable

Rose-of-Sharon

Hypericum calycinum

Not Evaluated

Rose Pogonia

Pogonia ophioglossoides

Least Concern

Crown Daisy

Glebionis coronaria

Not Evaluated

Rose Spindles

Clavaria rosea

Vulnerable

Wrinkled Psathyrella

Typhrasa gossypina

Data Deficient

Rosy Crust

Peniophora incarnata

Least Concern

Chinese pistache

Pistacia chinensis

Least Concern

Rough Bluegrass

Poa trivialis

Least Concern

Rough chervil

Chaerophyllum temulum

Least Concern

Rough-Fruit Amaranth

Amaranthus tuberculatus

Least Concern

Rough Hawk's-beard

Crepis biennis

Near Threatened

Rough Hawkweed

Hieracium scabrum

Not Evaluated

Rough-Leaf Goldenrod

Solidago patula

Least Concern

Rough-Leaved Mountain Rice

Oryzopsis asperifolia

Not Evaluated

Rough-Stalked Feather-Moss

Brachythecium rutabulum

Not Evaluated

Royal Mallow

Malva trimestris

Not Evaluated

Rounded Earthstar

Geastrum saccatum

Endangered

Water flea

Ceriodaphnia dubia

Not Evaluated

Wrinkled Shingle Lichen

Pannaria lurida

Not Evaluated

Marsh Straw Sedge

Carex echinodes

Not Evaluated

More Countries in North America

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