Canada

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Alexanders

Angelica atropurpurea

Allegheny Serviceberry

Amelanchier arborea

alpine lady's-mantle

Alchemilla alpina

All Species in Canada

Apple fruit moth

Argyresthia conjugella

Apple Mint

Mentha suaveolens

Apple Of Peru

Nicandra physalodes

Apple Of Sodom

Solanum carolinense

Appressed Bog Clubmoss

Lycopodiella appressa

Apricot

Prunus armeniaca

Aquatic Pipewort

Eriocaulon aquaticum

Aquatic Pygmyweed

Crassula aquatica

Vulnerable

arching bushweed

Flueggea suffruticosa

Arctic Alkali Grass

Puccinellia arctica

arctic-alpine fleabane

Erigeron humilis

Arctic aster

Eurybia sibirica

Critically Endangered

Arctic Bentgrass

Agrostis mertensii

Arctic bladderpod

Physaria arctica

arctic burreed

Sparganium hyperboreum

Arctic Burreed

Sparganium natans

arctic buttercup

Ranunculus hyperboreus

arctic butterweed

Packera heterophylla

Arctic dock

Rumex arcticus

arctic draba

Draba arctica

Arctic Forestfly

Nemoura arctica

Arctic Fritillary

Boloria chariclea

arctic groundsel

Tephroseris frigida

arctic lupine

Lupinus arcticus

Arctic marsh sedge

Carex holostoma

Vulnerable

Arctic Mouse-Ear

Cerastium arcticum

arctic pyrola

Pyrola grandiflora

arctic rockcress

Arabidopsis arenicola

arctic sandwort

Cherleria arctica

Arctic Saxifrage

Saxifraga hyperborea

Arctic Skipper

Carterocephalus palaemon

Arctic Stag'S-Horn Clubmoss

Lycopodium lagopus

arctic starflower

Lysimachia europaea

arctic sweetgrass

Anthoxanthum arcticum

arctic tussock alkaligrass

Puccinellia vaginata

Arctic Wheatgrass

Elymus violaceus

Arctic willow

Salix arctica

arctic willowherb

Epilobium arcticum

arctic woodrush

Luzula nivalis

Endangered

Arethusa

Arethusa bulbosa

Argentina Vervain

Verbena bonariensis

Argent & Sable

Rheumaptera hastata

Argid Sawfly

Arge ochropus

Arkansas Grape

Vitis aestivalis

Arkansas Rose

Rosa arkansana

arnica

Arnica latifolia

Arnold'S Hawthorn

Crataegus submollis

Arolla Pine

Pinus cembra

Arrow Arum

Peltandra virginica

Arrow bamboo

Pseudosasa japonica

Arrow-Grass

Triglochin maritima

arrowleaf butterweed

Senecio triangularis

Arrow-Leaved Lettuce

Lactuca canadensis

Arrow-Leaved Violet

Viola sagittata

Arsène's mountain-ash

Sorbaronia arsenii

Artemisia

Artemisia vulgaris

Artemisia Swallowtail

Papilio machaon

Arum-Leaf Arrowhead

Sagittaria cuneata

Asa Gray'S Sedge

Carex grayi

Ascending Grapefern

Botrychium ascendens