Choose from a Genus below to see a list of Species
×Duarctopoa
×Elyleymus
×Sorbaronia
Abies
Acer
Achillea
Aconitum
Acorus
Actaea
Adiantum
Aegopodium
Aesculus
Agrimonia
Agropyron
Agrostemma
Agrostis
Ajuga
Alchemilla
Alisma
Alliaria
Allium
Alnus
Alopecurus
Alyssum
Amaranthus
Amauropelta
Ambrosia
Amelanchier
Ammophila
Anagallis — see Lysimachia
Anaphalis
Anchusa
Andersonglossum
Andromeda
Androsace
Anemonastrum
Anemone
Anemonoides
Angelica
Antennaria
Anthemis
Anthoxanthum
Anthriscus
Anthyllis
Anticlea
Aphyllon
Apocynum
Aquilegia
Arabidopsis
Arabis
Aralia
Arbutus
Arceuthobium
Arctagrostis
Arctium
Arctophila
Arctopoa
Arctostaphylos
Arctous
Arenaria
Arethusa
Argentina
Armeria
Arnica
Aronia
Arrhenatherum
Artemisia
Aruncus
Asclepias
Askellia
Asparagus
Asplenium
Astragalus
Athyrium
Atocion
Atriplex
Atropa
Avena
Avenella
Baldellia
Barbarea
Bartonia
Bartsia
Beckmannia
Bellis
Berberis
Betula
Bidens
Bistorta
Blitum
Blysmopsis
Boechera
Bolboschoenus
Borago
Botrychium
Botrypus
Brachyelytrum
Brasenia
Brassica
Braya
Briza
Bromus
Cakile
Calamagrostis
Calendula
Calla
Callitriche
Calluna
Calopogon
Caltha
Calypso
Calystegia
Camelina
Campanula
Cannabis
Capnoides
Capsella
Cardamine
Carduus
Carex
Carum
Cassiope
Castilleja
Catabrosa
Centaurea
Centaurium
Cerastium
Chaenorhinum
Chamaedaphne
Chamaenerion
Chelidonium
Chelone
Chenopodium
Cherleria
Chimaphila
Chrysosplenium
Cichorium
Cicuta
Cinna
Circaea
Cirsium
Cladium
Claytonia
Claytosmunda
Clinopodium
Clintonia
Cochlearia
Coeloglossum
Collomia
Comandra
Comarum
Conioselinum
Conringia
Convallaria
Coptidium
Coptis
Corallorhiza
Corema
Coriandrum
Cornus
Corylus
Cota
Crassula
Crataegus
Crepis
Crocus
Cryptogramma
Cuscuta
Cymbalaria
Cynosurus
Cypripedium
Cystopteris
Dactylis
Dactylorhiza
Danthonia
Daphne
Dasiphora
Daucus
Dendrolycopodium
Deschampsia
Descurainia
Dianthus
Diapensia
Dichanthelium
Diervilla
Digitalis
Digitaria
Dimorphotheca
Diphasiastrum
Doellingeria
Doronicum
Draba
Dracocephalum
Drosera
Dryas
Dryopteris
Dulichium
Dupontia
Echinochloa
Echium
Elatine
Eleocharis
Elodea
Elymus
Empetrum
Endotropis
Epigaea
Epilobium
Epipactis
Equisetum
Eranthis
Erechtites
Erigeron
Eriocaulon
Eriophorum
Erodium
Erucastrum
Eryngium
Erysimum
Erythranthe
Euphorbia
Euphrasia
Eurybia
Euthamia
Eutrema
Eutrochium
Fagopyrum
Fagus
Fallopia
Festuca
Ficaria
Filipendula
Foeniculum
Fragaria
Fraxinus
Fumaria
Galanthus
Galearis
Galeopsis
Galinsoga
Galium
Gaultheria
Gaylussacia
Gentiana
Gentianella
Gentianopsis
Geocaulon
Geranium
Geum
Glaux — see Lysimachia maritima
Glebionis
Glechoma
Glyceria
Gnaphalium
Goodyera
Graphephorum
Gratiola
Grindelia
Gymnocarpium
Gypsophila
Halenia
Halerpestes
Harrimanella
Hedysarum
Helianthus
Heliopsis
Hemerocallis
Heracleum
Hesperis
Hieracium
Hippuris
Holcus
Honckenya
Hordeum
Hornungia
Houstonia
Hudsonia
Humulus
Huperzia
Hyacinthoides
Hydrocotyle
Hylotelephium
Hypericum
Hypochaeris
Hypopitys
Ilex
Impatiens
Inula
Ionactis
Iris
Isatis
Isoetes
Jacobaea
Juncus
Juniperus
Kali
Kalmia
Knautia
Koeleria
Koenigia
Krigia
Laburnum
Lactuca
Lamium
Lappula
Lapsana
Larix
Lathyrus
Lavandula
Lechea
Leersia
Lemna
Lepidium
Leucanthemum
Leymus
Ligusticum
Ligustrum
Lilium
Limonium
Limosella
Linaria
Linnaea
Linum
Liparis
Littorella
Lobelia
Lolium
Lomatogonium
Lonicera
Lotus
Ludwigia
Lupinus
Luzula
Lycopodiella
Lycopodium
Lycopus
Lysimachia
Lythrum
Madia
Mahonia
Maianthemum
Malaxis
Malus
Malva
Matricaria
Matteuccia
Medicago
Melampyrum
Melanocalyx
Melilotus
Mentha
Menyanthes
Mertensia
Micranthes
Milium
Mitchella
Mitella
Moehringia
Molinia
Moneses
Mononeuria
Monotropa
Montia
Morella
Muhlenbergia
Muscari
Mutarda
Myosotis
Myrica
Myriophyllum
Myrrhis
Nabalus
Najas
Narcissus
Nardus
Nasturtium
Neottia
Nepeta
Neslia
Nuphar
Nuttallanthus
Nymphaea
Nymphoides
Oclemena
Odontites
Oenothera
Omalotheca
Onobrychis
Onoclea
Onopordum
Oreojuncus
Oreopteris
Ornithogalum
Orthilia
Oryzopsis
Osmorhiza
Osmunda
Osmundastrum
Oxalis
Oxybasis
Oxyria
Oxytropis
Packera
Panicum
Papaver
Parnassia
Parthenocissus
Pastinaca
Pedicularis
Persicaria
Petasites
Petrosedum
Petroselinum
Phalaris
Phedimus
Phegopteris
Phippsia
Phleum
Phlox
Phragmites
Phyllodoce
Physaria
Phytolacca
Picea
Picris
Pilosella
Pimpinella
Pinguicula
Pinus
Piptatheropsis
Pisum
Plantago
Platanthera
Pleuropogon
Poa
Pogonia
Polemonium
Polygaloides
Polygonum
Polypodium
Polystichum
Populus
Portulaca
Potamogeton
Potentilla
Primula
Proserpinaca
Prunella
Prunus
Pseudorchis
Pseudotsuga
Pteridium
Puccinellia
Pyrola
Quercus
Ranunculus
Raphanus
Reynoutria
Rheum
Rhinanthus
Rhodiola
Rhododendron
Rhus
Rhynchospora
Ribes
Rorippa
Rosa
Rubus
Rudbeckia
Rumex
Ruppia
Sabulina
Sagina
Sagittaria
Salicornia
Salix
Sambucus
Sanguisorba
Sanicula
Saponaria
Sarracenia
Satureja
Saxifraga
Sceptridium
Scheuchzeria
Schizachne
Schizaea
Schoenoplectus
Scilla
Scirpus
Scleranthus
Scorzoneroides
Scrophularia
Scutellaria
Secale
Securigera
Sedum
Selaginella
Senecio
Setaria
Shepherdia
Sibbaldia
Silene
Sisymbrium
Sisyrinchium
Sitobolium
Sium
Solanum
Solidago
Sonchus
Sorbaria
Sorbus
Sparganium
Spergula
Spergularia
Sphenopholis
Spinulum
Spiraea
Spiranthes
Sporobolus
Stachys
Stellaria
Streptopus
Stuckenia
Suaeda
Subularia
Symphoricarpos
Symphyotrichum
Symphytum
Syringa
Tanacetum
Taraxacum
Taxus
Tephroseris
Thalictrum
Thelypteris
Thermopsis
Thlaspi
Thuja
Tilia
Tofieldia
Torreyochloa
Toxicodendron
Tragopogon
Triadenum
Triantha
Trichophorum
Trientalis — see Lysimachia borealis
Trifolium
Triglochin
Trillium
Tripleurospermum
Triticum
Tussilago
Typha
Ulmus
Urtica
Utricularia
Vaccinium
Vahlodea
Valeriana
Veratrum
Verbascum
Veronica
Viburnum
Vicia
Vinca
Viola
Viscaria
Woodsia
Xyris
Zannichellia
Zizania
Zostera