Canada

Ajuga

Ajuga reptans

Alder

Alnus glutinosa

Alexanders

Angelica atropurpurea

Allegheny Serviceberry

Amelanchier arborea

Common Silver Hairgrass

Aira caryophyllea

All Species in Canada

crow-spur sedge

Carex crus-corvi

Common Queen-Of-The-Meadow

Filipendula vulgaris

Common Quillwort

Isoetes lacustris

Bodin's milk-vetch

Astragalus bodinii

Creeping Speedwell

Veronica filiformis

Common Rue

Ruta graveolens

Common Rush

Juncus conglomeratus

Common Rush

Juncus pylaei

common saltmarsh grass

Puccinellia maritima

Creeping spikerush

Eleocharis macrostachya

Common Sawfly

Cladius grandis

Few-flower fumitory

Fumaria reuteri

drab looper

Minoa murinata

velvetweed

Oenothera curtiflora

hybrid yellowish sedge

Carex flavicans

Common Snapdragon

Antirrhinum majus

Common Spike-Rush

Eleocharis palustris

Common Spruce

Picea abies

Common Star-Of-Bethlehem

Ornithogalum umbellatum

Common Sundew

Drosera rotundifolia

Vulnerable

Corymbed St. John'S-Wort

Hypericum punctatum

Conifer sawfly

Gilpinia frutetorum

Common Three-Seeded Mercury

Acalypha rhomboidea

Common Violet

Viola odorata

Dentate Umbrella Sedge

Cyperus dentatus

common vincetoxicum

Vincetoxicum hirundinaria

Extinct

Common Water-Crowfoot

Ranunculus aquatilis

Common Water Forget-Me-Not

Myosotis scorpioides

common wave

Cabera exanthemata

Common wheat

Triticum aestivum

Common White Heart-Leaf Aster

Eurybia divaricata

Common Wild Oatgrass

Danthonia spicata

Common Woodrush

Luzula campestris

Common Yellow Oxalis

Oxalis stricta

Compressed Rush

Juncus compressus

Cone Shaped Sedge

Carex conoidea

Cone-Spur Bladderwort

Utricularia gibba

Confused flour beetle

Tribolium confusum

Connate Beggarticks

Bidens connata

Coral Honeysuckle

Lonicera sempervirens

Cord-Root Sedge

Carex chordorrhiza

Corn

Zea mays

Coreopsis

Coreopsis lanceolata

Cork Elm

Ulmus thomasii

Corkscrew Willow

Salix matsudana

Corndaisy

Glebionis segetum

Corn poppy

Papaver rhoeas

Corn speedwell

Veronica arvensis

Corn spurry

Spergula arvensis

Corrugate-Seeded Spurge

Euphorbia glyptosperma

Corsican Mint

Mentha requienii

Cotoneaster

Cotoneaster multiflorus

Cotton Burdock

Arctium tomentosum

Cotton-Grass Fanner

Glyphipterix haworthana

Cotton Thistle

Onopordum acanthium

cowbane

Cicuta virosa

cream mountain heather

Phyllodoce glanduliflora

Cretan rockrose

Cistus creticus

Cowslip

Primula veris

Crab Finger Grass

Digitaria sanguinalis