United States

Seoyangtobpul

Achillea millefolium

Blusher

Amanita rubescens

Brown Cobblestone Lichen

Acarospora fuscata

Clark'S Mining Bee

Andrena clarkella

Comet Darner

Anax longipes

Common Fieldcap

Agrocybe pediades

Blushing Wood Mushroom

Agaricus sylvaticus

All Species in United States

Bleeding Fairy Helmet

Mycena haematopus

Bleeding-Heart

Dicentra formosa

Bleeding Oak Crust

Stereum gausapatum

Blessed milkthistle

Silybum marianum

Blessed thistle

Centaurea benedicta

Blewit

Lepista nuda

Blindeyes

Papaver dubium

Blister Buttercup

Ranunculus sceleratus

Blistered Cup

Peziza vesiculosa

Blistered Jelly Lichen

Collema nigrescens

Blistered Jellyskin Lichen

Leptogium corticola

Blistered Rock Tripe

Umbilicaria hyperborea

Extinct

Blistered Toadskin Lichen

Lasallia pustulata

Blistered Woodwax

Hygrophorus pustulatus

Blister Flower

Ranunculus bulbosus

Blond Field Ant

Lasius flavus

Blood Iris

Iris sanguinea

Blood Milkwort

Polygala sanguinea

Blood Ragweed

Ambrosia trifida

Blood root

Justicia secunda

Blood sage

Salvia coccinea

Bloodtwig dogwood

Cornus sanguinea

blood worm

Lumbricus rubellus

Bloody-Butcher

Pulmonaria officinalis

Bloody geranium

Geranium sanguineum

Bloody-Heart Lichen

Mycoblastus sanguinarius

Critically Endangered

bloody-red shrimp

Hemimysis anomala

Black Stubble Lichen

Calicium abietinum

Endangered

Black Swallowtail

Papilio polyxenes

Black-tailed Gull

Larus crassirostris

Black Tar Spot

Rhytisma acerinum

Black Thistle

Cirsium vulgare

Blackthorn

Prunus spinosa

Blackthread Lichen

Placynthium nigrum

Endangered

Black-Throated Blue Warbler

Setophaga caerulescens

Black-Throated Green Warbler

Setophaga virens

black-toothed nodding moss

Pohlia melanodon

Black Vine Weevil

Otiorhynchus sulcatus

Black wattle

Acacia mangium

Black wattle

Acacia mearnsii

Blackwell Switch Grass

Panicum virgatum

Black-Widow

Geranium phaeum

Black Willow

Salix nigra

black willow bark louse

Chionaspis salicis

Black Witches' Butter

Exidia glandulosa

Blackwood

Acacia melanoxylon

Blotched Spurge

Euphorbia maculata

Blue Band Brittlegill

Russula chloroides

Blue Bead-Lily

Clintonia borealis

Blue-Bean

Lupinus perennis

Bluebell

Campanula rotundifolia

Near Threatened

Bluebell creeper

Billardiera heterophylla

Bluebells

Mertensia virginica

Blueberry

Vaccinium angustifolium

Blueberry leafroller

Dasystoma salicella

Blue Bottle Fly

Calliphora vomitoria

Blue Buttons

Knautia arvensis

Near Threatened

Blue Cardinal Flower

Lobelia siphilitica

Blue Chamomile

Matricaria chamomilla

Blue Cheese Polypore

Cyanosporus caesius