Belgium

Black-headed Dwarf

Elachista atricomella

blackheaded fireworm, Holly Tortrix

Rhopobota naevana

Black-headed Gold

Micropterix mansuetella

Black-headed Grosbeak

Pheucticus melanocephalus

Black-headed Leafcutter Bee

Megachile circumcincta

Black Headed Mason Wasp

Odynerus melanocephalus

Black-headed Mining Bee

Andrena nigriceps

Black-headed Pigmy

Stigmella atricapitella

Blackhead worm

Aporrectodea longa

Black hellebore

Helleborus niger

Black Hemlock

Tsuga canadensis

Black Henbane

Hyoscyamus niger

Black Horehound

Ballota nigra

Black-horned Cleg

Haematopota crassicornis

Black-Horned Gem

Microchrysa polita

Black-horned Nomad Bee

Nomada rufipes

Black-Horned Smoothtail

Epistrophe grossulariae

Blackish Puffball

Lycoperdon nigrescens

Blackish-Purple Russula

Russula atropurpurea

Black Larder Beetle

Dermestes haemorrhoidalis

Black larder beetle

Dermestes ater

black line scale

Ischnaspis longirostris

Black Locust

Robinia pseudoacacia

Black Locust Leafminer

Macrosaccus robiniella

Black Magic

Dermoloma magicum

Black Marram Weevil

Otiorhynchus atroapterus

Black Medic

Medicago lupulina

Black Morel

Morchella elata

Black-naped Oriole

Oriolus chinensis

Black Neb

Monochroa lutulentella

Black-necked Swan

Cygnus melancoryphus

Black-patch Piercer

Pammene ochsenheimeriana

black pea

Lathyrus niger

Argentine Cocklebur

Xanthium ambrosioides

Argentine needlegrass

Nassella tenuissima

Argentine pepperweed

Lepidium bonariense

Argent & Sable

Rheumaptera hastata

Argid Sawfly

Arge ochropus

Arisaig Crisp-moss

Tortella flavovirens

Arizona beggar-ticks

Bidens aurea

arizona-cypress

Cupressus arizonica

Armenian crane's-bill

Geranium psilostemon

Aromatic Knight

Tricholoma lascivum

Aromatic Pinkgill

Entoloma pleopodium

Arrhenia griseopallida

Arrhenia lobata

Arrocillo

Paspalum paniculatum

Arrow-Grass

Triglochin maritima

arrow-head scale

Unaspis yanonensis

Arrowleaf clover

Trifolium vesiculosum

Arrowleaf sida

Sida rhombifolia

Artemisia

Artemisia vulgaris

Athelopsis lembospora

Atlantic Giant Pumpkin

Cucurbita maxima

Atlantic Ninebark

Physocarpus opulifolius

Atlantic Puffin

Fratercula arctica

Atlantic rangia

Rangia cuneata

Atlantic Sea Gooseberry

Pleurobrachia pileus

Atlantic Surf Clam

Spisula solidissima

Atlas Poppy

Papaver atlanticum