Belgium

Bighead knapweed

Centaurea macrocephala

Black Piercer

Pammene germmana

Black-poplar Pigmy

Stigmella trimaculella

Black Rampion

Phyteuma nigrum

black rat

Rattus rattus

black rock moss

Andreaea rupestris

black rustic

Aporophyla nigra

black Sea jellyfish

Blackfordia virginica

Black Sedge

Carex nigra

Black Sexton Beetle

Nicrophorus humator

Black-Sheathed Bulrush

Scirpus cyperinus

black slug

Milax nigricans

Black Snipefly

Chrysopilus cristatus

Black soldier fly

Hermetia illucens

Black-speckled Groundling

Carpatolechia proximella

black-spiked sedge

Carex melanostachya

Black Spongillafly

Sisyra nigra

Black-spot Flat-body

Agonopterix propinquella

Blackspot hornpoppy

Glaucium corniculatum

Black-spot Sallow Pigmy

Ectoedemia intimella

Black spotted ground beetle

Bembidion guttula

Black Spruce

Picea mariana

Black Stem Rust

Puccinia graminis

Black-stigma case-bearer

Coleophora hemerobiella

Bison Grass

Anthoxanthum nitens

Bisporella subpallida

Bithynian vetch

Vicia bithynica

Bitter Bolete

Tylopilus felleus

Bitter Chocolate Rust

Uromyces ficariae

Bittercress

Cardamine hirsuta

bitter daisy

Erigeron acris

Bitter Flax

Linum catharticum

Bitter Knight

Tricholoma acerbum

Bitternut

Carya cordiformis

Bitter Vetch

Lathyrus linifolius

Bitter Waxcap

Hygrocybe mucronella

Black Arches

Lymantria monacha

Black-Banded Soft-Winged Flower Beetle

Anthocomus equestris

Bladder Campion

Silene latifolia

Bladder Fern

Cystopteris fragilis

Bladder Ketmia

Hibiscus trionum

Bladdernut

Staphylea pinnata

Bladder Sedge

Carex vesicaria

bladderwort

Utricularia australis

Bladder Wrack

Fucus vesiculosus

blairs mocha

Cyclophora puppillaria

blairs wainscot

Sedina buettneri

Bleach Cup

Disciotis venosa

Bleached Brittlegill

Russula exalbicans

bleached pug

Eupithecia expallidata

Bleeding Broadleaf Crust

Stereum rugosum

Bleeding Conifer Crust

Stereum sanguinolentum

Bleeding Fairy Helmet

Mycena haematopus

Bleeding-Heart

Dicentra formosa

Bleeding Oak Crust

Stereum gausapatum

Blewit

Lepista nuda

Blindeyes

Papaver dubium

blinks

Montia fontana

Blister Buttercup

Ranunculus sceleratus

Blistered Cup

Peziza vesiculosa