United States

Admiralty Island Meadow Vole (Admiraltiae)

Microtus pennsylvanicus

Agrimony

Agrimonia eupatoria

Near Threatened

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Alder leaf beetle

Agelastica alni

Alder Spittlebug

Aphrophora alni

All Species in United States

Alpine Dock

Rumex alpinus

Alpine Earwort

Diplophyllum taxifolium

Alpine Enchanter'S-Nightshade

Circaea alpina

Alpine Fescue

Festuca brachyphylla

Alpine Fireweed

Chamaenerion latifolium

Alpine Foam Lichen

Stereocaulon alpinum

Data Deficient

Alpine Haircap

Polytrichastrum alpinum

Alpine Hedysarum

Hedysarum americanum

Alpine honeysuckle

Lonicera alpigena

Alpine Knapweed

Centaurea nigrescens

alpine leafy moss

Plagiomnium medium

Alpine Marsh Violet

Viola palustris

Alpine Milk-Vetch

Astragalus alpinus

Alpine Pondweed

Potamogeton alpinus

Alpine Rock-Cress

Arabis alpina

alpine rose

Rosa pendulina

Alpine Rush

Juncus alpinoarticulatus

Alpine Squill

Scilla bifolia

Alpine Strawberry

Fragaria vesca

Alpine Sulphur-Tresses

Alectoria ochroleuca

Alpine Sweet-Vetch

Hedysarum alpinum

Alpine Thread-Leaved Pondweed

Stuckenia filiformis

Alpine Violet

Viola labradorica

Alsike Clover

Trifolium hybridum

Altai wildrye

Leymus angustus

Alternateleaf Archidium Moss

Archidium alternifolium

Alternate-Leaf Dogwood

Cornus alternifolia

Alternate-leaved Butterfly-bush

Buddleja alternifolia

Alternate-Leaved Crownbeard

Verbesina alternifolia

Alternate Water Milfoil

Myriophyllum alterniflorum

Near Threatened

Alternating Dog Lichen

Peltigera didactyla

Althea

Hibiscus syriacus

Alyssum

Alyssum simplex

Alyssum

Alyssum strigosum

Amanita Mold

Hypomyces hyalinus

Amarelle Cherry

Prunus cerasus

Ambay pumpwood

Cecropia pachystachya

Amberbell

Erythronium americanum

Amber Jelly

Exidia recisa

Amber-marked birch leafminer

Profenusa thomsoni

Amber-winged Spreadwing

Lestes eurinus

ambiguous long-necked moss

Trematodon ambiguus

Vulnerable

Ambrosia beetle

Xyleborus monographus

American Abrupt-Bulbed Lepidella

Amanita abrupta

American Amidella

Amanita volvata

American Arbor-Vitae

Thuja occidentalis

American Ash

Fraxinus americana

American Aspen

Populus tremuloides

American Avocet

Recurvirostra americana

American Bald Eagle

Haliaeetus leucocephalus

American Barnyard Grass

Echinochloa muricata

American Barred Umber

Plagodis pulveraria

American Basswood

Tilia americana

American Beech

Fagus grandifolia

American Bellbine

Calystegia silvatica

American bison

Bison bison

American Bittern

Botaurus lentiginosus

American Bittersweet

Celastrus scandens

American black bear

Ursus americanus

American Black Currant

Ribes americanum