Sweden

Acanthoica quattrospina

Acanthonitschkea tristis

Acarospora cervina

Acarospora veronensis

Achlya achlyoides

Achlya americana

Achlya caroliniana

Achlya debaryana

Achlya diffusa

Achlya orion

Achlya prolifera

Achlya proliferoides

Achlya radiosa

Achnanthes acares

Achnanthes hintzii

Achnanthes impexa

Achnanthes laevis

Achnanthes parvula

Achnanthes rupestoides

Achnanthidium affine

Achnanthidium caledonicum

Achnanthidium microcephalum

Achradina pulchra

Achroonema articulatum

Achroonema inaequale

Achroonema simplex

Achroonema splendens

Acid Frillwort

Fossombronia wondraczekii

Acorn Barnacle

Semibalanus balanoides

Acorn Piercer

Pammene fasciana

Acorn Weevil

Curculio glandium

Acrid lettuce

Lactuca virosa

Acrocordia conoidea

Acrospermum compressum

Acrospermum graminum

Actidium hysterioides

Actinoptychus splendens

Active gray pine needle aphid

Eulachnus rileyi

acuminate trumpet moss

Tayloria acuminata

Acutetip Cup Lichen

Cladonia acuminata

Adam-and-Eve

Arum maculatum

Adam's Leedle

Yucca gloriosa

Adder'S Fern

Polypodium vulgare

Adder'S Tongue

Ophioglossum vulgatum

Adder's-tongue Spearwort

Ranunculus ophioglossifolius

Adelgid

Pineus cembrae

Adercotryma glomeratum

Adherent Bristle-grass

Setaria adhaerens

Adlafia aquaeductae

Adlafia bryophila

Adlafia parabryophila

Adlafia suchlandtii

Adonis' Ladybird

Hippodamia variegata

Adria Bellflower

Campanula portenschlagiana

Adriatic bellflower

Campanula garganica

Adriatic soapwort

Saponaria calabrica

adulterated spleenwort

Asplenium adulterinum

African bindweed

Convolvulus sabatius

African bird Argasid

Argas reflexus

African clawed frog

Xenopus laevis