Sweden

Aegean wallflower

Erysimum cheiri

Afghan-Melon

Citrullus lanatus

African bindweed

Convolvulus sabatius

African bird Argasid

Argas reflexus

African clawed frog

Xenopus laevis

African couchgrass

Digitaria abyssinica

African daisy

Lonas annua

African dog tick

Haemaphysalis leachi

African Marigold

Tagetes erecta

African tuliptree

Spathodea campanulata

Agaricus depauperatus

Agaricus fuscofibrillosus

Agaricus lutosus

Agaricus macrocarpus

Agaricus phaeolepidotus

Agaricus pilatianus

Agaricus semotus

Agaricus subperonatus

Agaricus urinascens

Agassiz's bloom moss

Schistidium agassizii

Agate Knot-horn

Nyctegretis lineana

agate snail

Cecilioides acicula

Ageratum

Ageratum houstonianum

Agonimia globulifera

Agonimia tristicula

Agrimony case-bearer

Coleophora follicularis

Agrimony Rust

Pucciniastrum agrimoniae

Agrocybe cylindrica

Agrocybe dura

Agrocybe elatella

Agrocybe firma

Agrocybe ochracea

Agrocybe pusiola

Agrocybe vervacti

Ailanthus

Ailanthus altissima

Akashiwo sanguinea

Akulikuli-Kula

Portulaca oleracea

Alaska Cedar

Xanthocyparis nootkatensis

Alaska Larch

Larix laricina

Albanian spurge

Euphorbia characias

Albatrellus subrubescens

Alberta Spruce

Picea glauca

Albotricha acutipila

alcon blue

Maculinea alcon

Alder Kitten

Furcula bicuspis

Alder Leaf Gall Mite

Eriophyes laevis

Alder Milkcap

Lactarius obscuratus

Alder Rollrim

Paxillus rubicundulus

Alder Scalycap

Flammula alnicola

alder silk moss

Plagiothecium latebricola

Alder's necklace shell

Euspira nitida

Alder Tongue

Taphrina alni

Alder wooly sawfly

Eriocampa ovata

Alder Wrinkle

Taphrina tosquinetii

Alecost

Tanacetum balsamita

Aleppo Avens

Geum aleppicum

Aleppo Grass

Sorghum halepense

alexanders

Smyrnium olusatrum

Alexandrium angustitabulatum

Alexandrium leei