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United States

North America · Northern America

Total Species
11292
Threatened
3
CR + EN + VU
Population
331,002,647
Area
9,833,517 km²

Conservation Status Overview

Critically Endangered 1
Endangered 1
Vulnerable 1
Near Threatened 1
Least Concern 1
Data Deficient 1
Not Evaluated 1
Extinct in the Wild 1
Extinct 1

Species by Taxonomic Group

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

Featured Species

All Species in United States

Hoary Redpoll

Acanthis hornemanni

Not Evaluated

Hoary Rosette Lichen

Physcia aipolia

Least Concern

Hoary Stock

Matthiola incana

Not Evaluated

Hoary Verbena

Verbena stricta

Not Evaluated

Hoary Whitlow-Grass

Draba incana

Least Concern

Hoary Willow

Salix candida

Least Concern

Hoe nightshade

Solanum physalifolium

Not Evaluated

Hog louse

Haematopinus suis

Not Evaluated

Hogvine

Camonea umbellata

Not Evaluated

Hollow Bolete

Suillus cavipes

Least Concern

Hollow Joe Pye Weed

Eutrochium fistulosum

Not Evaluated

Hollow Shell Lichen

Acrocordia cavata

Data Deficient

Hollyberry Cotoneaster

Cotoneaster bullatus

Not Evaluated

Hollyhock

Alcea rosea

Not Evaluated

Hollyhock Rust

Puccinia malvacearum

Not Evaluated

Holly leafminer

Phytomyza ilicis

Not Evaluated

Holly oak

Quercus ilex

Not Evaluated

Holly osmanthus

Osmanthus heterophyllus

Not Evaluated

Holmes' Hawthorn

Crataegus holmesiana

Least Concern

Holywood

Guaiacum sanctum

Near Threatened

Home Cup

Peziza domiciliana

Not Evaluated

Honduras mahogany

Swietenia macrophylla

Endangered

Honey bee mite

Varroa destructor

Not Evaluated

Honey bee tracheal mite

Acarapis woodi

Not Evaluated

Honeycomb Coral Slime Mold

Ceratiomyxa fruticulosa

Not Evaluated

Honeydew moth

Cryptoblabes gnidiella

Not Evaluated

honey-flower

Melianthus major

Not Evaluated

Honey Fungus

Armillaria mellea

Least Concern

Honeysuckle

Lonicera heckrottii

Not Evaluated

Honeysuckle aphid

Hyadaphis foeniculi

Not Evaluated

Honeysuckle Aphid

Hyadaphis tataricae

Not Evaluated

Honeysuckle Leaf Blight

Insolibasidium deformans

Not Evaluated

Honeysuckle Moth

Ypsolopha dentella

Least Concern

Honeyweed

Leonurus japonicus

Least Concern

Honeyweed

Leonurus sibiricus

Not Evaluated

Hooded Bristle-Moss

Orthotrichum cupulatum

Least Concern

Hooded Merganser

Lophodytes cucullatus

Not Evaluated

Hooded Ribbon Lichen

Ramalina obtusata

Critically Endangered

Hooded Rosette Lichen

Physcia adscendens

Least Concern

Hooded Skullcap

Scutellaria galericulata

Least Concern

Hooded Warbler

Setophaga citrina

Least Concern

Hoof Fungus

Fomes fomentarius

Least Concern

hooked scorpion moss

Scorpidium scorpioides

Not Evaluated

Hooker'S Orchid

Platanthera hookeri

Not Evaluated

hook-leaved fern moss

Thuidium recognitum

Extinct

Hook-Lobed Dandelion

Taraxacum hamatum

Least Concern

Hook-Winged Tortrix Moth

Acleris effractana

Least Concern

hop aphid

Phorodon humuli

Not Evaluated

Hophead philippine violet

Barleria lupulina

Not Evaluated

Horehound

Marrubium vulgare

Not Evaluated

Horn Calcareous Moss

Mnium hornum

Least Concern

Horned Bladderwort

Utricularia cornuta

Least Concern

Horned Grebe

Podiceps auritus

Vulnerable

Horned Notchwort

Lophoziopsis longidens

Least Concern

Horned Pondweed

Zannichellia palustris

Vulnerable

Horned Poppy

Glaucium flavum

Near Threatened

Hornemann'S Willowherb

Epilobium hornemannii

Least Concern

hornet moth

Sesia apiformis

Least Concern

horn-faced bee

Osmia cornifrons

Not Evaluated

Horn fly

Haematobia irritans

Not Evaluated

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