Belgium

Ampelomyces quisqualis

Amphibious Bistort

Persicaria amphibia

Amphibious Watercress

Rorippa amphibia

Amur maple

Acer japonicum

Amur Peppervine

Ampelopsis glandulosa

Anchor worm

Lernaea cyprinacea

ancient neptune

Neptunea antiqua

Ando's plait moss

Hypnum andoi

Andromeda Lacebug

Stephanitis takeyai

Anemone Cup

Dumontinia tuberosa

Anemone Smut

Urocystis anemones

An Eyebright

Euphrasia tetraquetra

Angel's Bonnet

Mycena arcangeliana

Angel's-tears

Narcissus triandrus

Angel'S Trumpet

Datura innoxia

Angel's-trumpets

Datura ferox

Angel's-wings

Opuntia microdasys

Angled Burr Cucumber

Sicyos angulatus

Angled Hydromedusa

Gonionemus vertens

Angled pea

Lathyrus angulatus

angle shades

Phlogophora meticulosa

Angoumois grain moth

Sitotroga cerealella

angulate nassa

Tritia incrassata

Animated oat

Avena sterilis

Anise

Myrrhis odorata

Anise burnet saxifrage

Pimpinella anisum

Aniseed-Weed

Foeniculum vulgare

Ankara Crocus

Crocus ancyrensis

Annual-Aster

Callistephus chinensis

Annual bastardcabbage

Rapistrum rugosum

Annual Bluegrass

Poa annua

Annual canarygrass

Phalaris canariensis

Annual candytuft

Iberis amara

Annual Clary

Salvia viridis

Annual Coreopsis

Coreopsis tinctoria

Annual Cosmos

Cosmos bipinnatus

Annual Dropseed

Sporobolus neglectus

Annual False Pimpernel

Lindernia dubia

Annual Honesty

Lunaria annua

Annual Knawel

Scleranthus annuus

Annual Mercury

Mercurialis annua

Annual rabbitsfoot grass

Polypogon monspeliensis

Annual Ragweed

Ambrosia artemisiifolia

Annual Saltmarsh Aster

Symphyotrichum subulatum

Annual Sea-Blite

Suaeda maritima

Annual Toadflax

Linaria incarnata

Annual trampweed

Facelis retusa

Annual Valerian

Centranthus calcitrapae

Annual Wall-rocket

Diplotaxis muralis

Annual yellow sweetclover

Melilotus indicus

annulet

Charissa obscurata

anoda-weed

Anoda cristata

Anomalous Flapwort

Mylia anomala

Ant

Tetramorium insolens

Ant

Technomyrmex albipes

Ant

Strumigenys rogeri

Ant

Technomyrmex vitiensis

Ant

Tetramorium simillimum

Ant

Anergates atratulus

Ant

Tetramorium caldarium