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United States

North America · Northern America

Total Species
11292
Threatened
794
CR + EN + VU
Population
331.002.647
Area
9.833.517 km²

Conservation Status Overview

Critically Endangered 159
Endangered 267
Vulnerable 368
Near Threatened 429
Least Concern 4219
Data Deficient 187
Not Evaluated 5464
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

False Mermaid

Floerkea proserpinacoides

Not Evaluated

Amaurodon viridis

Near Threatened

Amaurochaete atra

Not Evaluated

False sicklepod

Senna multijuga

Least Concern

Amanita Mold

Hypomyces hyalinus

Not Evaluated

False Solomon'S Seal

Maianthemum racemosum

Not Evaluated

False Water Pimpernel

Samolus parviflorus

Not Evaluated

False Solomon'S Seal

Maianthemum stellatum

Not Evaluated

Alutaceodontia alutacea

Least Concern

False Water-Pepper

Persicaria hydropiperoides

Least Concern

Alternaria alternata

Not Evaluated

Altai wildrye

Leymus angustus

Not Evaluated

Alpine Thread-Leaved Pondweed

Stuckenia filiformis

Least Concern

Alpine Sweet-Vetch

Hedysarum alpinum

Least Concern

Faux persil

Cardiospermum corindum

Not Evaluated

Fawn Darner

Boyeria vinosa

Least Concern

Alpine Hedysarum

Hedysarum americanum

Not Evaluated

Alpine Foam Lichen

Stereocaulon alpinum

Data Deficient

Alpine Fireweed

Chamaenerion latifolium

Not Evaluated

Alpine Fescue

Festuca brachyphylla

Not Evaluated

Alpine Camouflage Lichen

Melanelia stygia

Least Concern

Alpine Bog Laurel

Kalmia microphylla

Least Concern

Alpine Blueberry

Vaccinium boreale

Not Evaluated

Alpine Bloodspot Lichen

Ophioparma ventosa

Extinct

Few-Flowered Aristida

Aristida oligantha

Not Evaluated

Alpine Bitterroot

Lewisia pygmaea

Not Evaluated

Allium leafminer

Phytomyza gymnostoma

Not Evaluated

Guaje

Leucaena esculenta

Least Concern

Few-Ribbed Sedge

Carex lenticularis

Least Concern

Few-Seed Sedge

Carex oligosperma

Least Concern

Allegheny Vine

Adlumia fungosa

Not Evaluated

Alkali swainsonpea

Sphaerophysa salsula

Least Concern

Alkali sandspurry

Spergularia diandra

Not Evaluated

Alkali American Aster

Symphyotrichum ciliatum

Least Concern

Field burrweed

Soliva sessilis

Not Evaluated

Alien field ant

Lasius alienus

Data Deficient

Field Dock

Rumex pseudonatronatus

Not Evaluated

Alga Pondweed

Potamogeton confervoides

Least Concern

Algal Pin Lichen

Chaenothecopsis pusiola

Least Concern

Algae

Cutleria cylindrica

Not Evaluated

alfalfa leaf-cutter bee

Megachile rotundata

Not Evaluated

Alfalfa dodder

Cuscuta approximata

Not Evaluated

Dixie silverback fern

Pityrogramma calomelanos

Not Evaluated

Alfalfa Butterfly

Colias eurytheme

Least Concern

Alfalfa blotch leafminer

Agromyza frontella

Not Evaluated

Alewife Floater

Utterbackiana implicata

Least Concern

Field Pussy-Toes

Antennaria neglecta

Not Evaluated

Aleutian Maidenhair

Adiantum aleuticum

Not Evaluated

Alder Scalycap

Flammula alnicola

Least Concern

Alder-Leaved Viburnum

Viburnum lantanoides

Not Evaluated

Alder Leaf Gall Mite

Eriophyes laevis

Not Evaluated

Alaska Large Awn Sedge

Carex macrochaeta

Least Concern

Alaska Larch

Larix laricina

Not Evaluated

Field Thistle

Cirsium discolor

Not Evaluated

Alaska Clubmoss

Diphasiastrum sitchense

Not Evaluated

Alaska Bunchberry

Cornus unalaschkensis

Not Evaluated

Airplant

Tillandsia gardneri

Not Evaluated

Airplant

Tillandsia polystachia

Least Concern

Agrocybe firma

Data Deficient

Agrimony Rust

Pucciniastrum agrimoniae

Not Evaluated

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