United States

Agrimony

Agrimonia eupatoria

Near Threatened

Ajuga

Ajuga reptans

Alder

Alnus glutinosa

Alder leaf beetle

Agelastica alni

Alder Spittlebug

Aphrophora alni

All Species in United States

Black-Seed Proso Millet

Panicum miliaceum

Black-Sheathed Bulrush

Scirpus cyperinus

Black Sheet Lichen

Parmotrema reticulatum

Black Shields

Tephromela atra

Black-shouldered Spinyleg

Dromogomphus spinosus

Black sigatoka

Pseudocercospora fijiensis

Black Snakeroot

Sanicula marilandica

Black soldier fly

Hermetia illucens

Black Sooty Mold

Scorias spongiosa

Black Spongillafly

Sisyra nigra

Blackspot hornpoppy

Glaucium corniculatum

Black Spot Of Elm

Stegophora ulmea

Black spotted ground beetle

Bembidion guttula

Black Spruce

Picea mariana

Black-Staining Polypore

Meripilus sumstinei

Black-Stalked Marasmius

Tetrapyrgos nigripes

Black Stem Rust

Puccinia graminis

Blackstem Spleenwort

Asplenium resiliens

Black Stone Flower

Parmotrema perlatum

Black Stubble Lichen

Calicium abietinum

Black Sumac

Rhus copallina

Black Swallowtail

Papilio polyxenes

Black-tailed Godwit

Limosa limosa

Black-tailed Gull

Larus crassirostris

Black Tar Spot

Rhytisma acerinum

Black Tern

Chlidonias niger

Black Thistle

Cirsium vulgare

Blackthorn

Prunus spinosa

Blackthread Lichen

Placynthium nigrum

Black-Throated Blue Warbler

Setophaga caerulescens

Black-Throated Green Warbler

Setophaga virens

blacktip shipworm

Lyrodus pedicellatus

Black Tooth

Phellodon niger

Critically Endangered

black-toothed nodding moss

Pohlia melanodon

Black Vine Weevil

Otiorhynchus sulcatus

Black Vulture

Coragyps atratus

Black wattle

Acacia mangium

Black wattle

Acacia mearnsii

Blackwell Switch Grass

Panicum virgatum

Black & White Warbler

Mniotilta varia

Black-Widow

Geranium phaeum

Black Willow

Salix nigra

black willow bark louse

Chionaspis salicis

Black Witch

Ascalapha odorata

Black Witches' Butter

Exidia glandulosa

Blackwood

Acacia melanoxylon

Black Woodscript Lichen

Xylographa parallela

Data Deficient

Bladder Campion

Silene latifolia

Bladder Campion

Silene vulgaris

Bladder Fern

Cystopteris fragilis

Bladder Ketmia

Hibiscus trionum

Bladdermallow

Herissantia crispa

Bladder Sedge

Carex vesicaria

Bladder Sedge

Carex intumescens

Bladder-senna

Colutea arborescens

Bladder Stalks

Physalacria inflata

Bladderwort

Utricularia breviscapa

Blake'S Aster

Oclemena blakei

Extinct

Blandow'S Bog Moss

Helodium blandowii

Extinct

Bland Sedge

Carex blanda