Belgium

American Hedge-Hyssop

Gratiola neglecta

American Horseshoe Crab

Limulus polyphemus

American Ivy

Parthenocissus quinquefolia

American Milletgrass

Milium effusum

American Oyster Drill

Urosalpinx cinerea

American Piddock

Petricolaria pholadiformis

American Plane

Platanus occidentalis

American Pumpkin

Cucurbita pepo

American Red Raspberry

Rubus idaeus

American Rhododendron

Rhododendron maximum

American Shoreweed

Littorella uniflora

American skunk cabbage

Lysichiton americanus

American Slipper Limpet

Crepidula fornicata

American Spikenard

Aralia racemosa

American Storax

Liquidambar styraciflua

American Tearthumb

Persicaria sagittata

American Tickseed

Coreopsis grandiflora

American Twinflower

Linnaea borealis

American Wainscot

Mythimna unipuncta

American Walnut

Juglans nigra

American White Moth

Hyphantria cunea

American Willowherb

Epilobium ciliatum

American Wormseed

Dysphania ambrosioides

Amethyst Chanterelle

Cantharellus amethysteus

Amethyst Deceiver

Laccaria amethystina

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