Native Plants of York Region (an as yet unfinished list of plants that I have seen in my forays in this region!)
*non-native plant
Arum Family(araceae)
Jack in the Pulpit Arisaema atrorubens
Skunk Cabbage Symplocarpus foetidus
Barberry Family
Blue cohosh Caulophyllum thalictroides
Bedstraw Family (rubiaceae)
Fragrant Bedstraw Galium triflorum
Partridge Berry Mitchella repens
white bedstraw* Galium mollugo
Bluebell Family
Creeping Bellflower* Campanula rapunculus
harebell Campanula rotundifolia
Birthwort Family
Buttercup Family(ranunculaceae)
Red Baneberry Actaea rubra
White Baneberry Actaea pachypoda
Columbine Aquilegia canadensis
Common buttercup* Ranunculus acris
Early Buttercup Ranunculus fascicularis
Early Meadowrue Thalictrum dioicum
Thimbleweed Anenome cylindrica
Canada anenome Anenome canadense
Marsh marigold Ccaltha palustris
Virgins bower Clematis virginiana
Goldthread Coptis trifolia
Kidney leaved buttercup Ranunculus abortivus
Sharp lobed hepatica Hepatica acutiloba
Honeysuckle family
Northern bush honeysuckle Diervilla lonicera
Lily Family(liliaceae)
Trout lily Erythronium americanum
Blue bead lily Clintonia borealis
wild oats Uvularia grandiflora
Butchers broom family (ruscaceae)
False Solomon's Seal Smilacina racemosa
Canada Mayflower Maianthemum canadense
Solomon's Seal Polygonatum biflorum
Bunchflower family (melanthiaceae)
White Trillium Trillium grandiflorum
Red trillium Trillium erectum
Dogbane Family (apocynaceae)
Spreading Dogbane Apocynum androsaemifolium
Swamp Milkweed Asclepias tuberosa
Common milkweed Asclepias syriaca
Dog Strangling Vine* Cynanchum rossicum
Mint Family(lamiaceae)
Heal all* Prunella vulgaris
Oswega tea Monarda didyma
Wild Bergamot Monarda fistulosa
Wild basil Clinopodium vulgare
Creeping charlie* Gglechoma hederacea
Motherwort Leonurus cardiaca
Morning Glory Family
Field Bindweed Convolvulus arvensis
Hedge bindweed Calystegia sepium
Mustard Family
Dame's rocket Hesperis matronalis
Garlic mustard* Alliaria petiolata
Yellow rocket* Barbarea vulgaris
Wild mustard* Sinapis arvensis
Parsley Family(apiaceae)
Queen Anne's Lace* Daucus carota
Purple stemmed angelica Angelica atropurpurea
Cow parsnip Heracleum lanatum
Wooly sweet cicely Osmorhizaclaytonii
Wild parsnip* Pastinacasativa
Black snakeroot Sanicula marilandica
Pea Family
Red Clover* Trifolium pratense
Birdfoots trefoil* Lotus corniculatus
Showy Tick trefoil Desmodium canadense
Cow vetch* Vicia cracca
Hog peanut Amphicarpaea bracteata
Black medick* Medicago lupulina
White sweet clover* Melilotus alba
Pink Family
Bladder campion* Silene cucubalas
Bouncing bet* Saponaria officinalis
Poppy family
Bloodroot Sanguinaria canadensis
Celandine* Chelidonium majus
Primrose Family
Fringed Loosestrife Lysimachia ciliata
Star Flower Trientalis borealis
Rose family(rosaceae)
Common strawberry Ragaria virginiana
Rough fruited cinquefoil Potentilla recta
White Avens Geum canadense
Yellow avens Geum aleppicum
Common blackberry Rubus allegheniensis
Purple flowering raspberry Rubus odoratus
Smooth rose Rosa blanda
Agrimony Agrimonia gryposepala
St. Johnswort family
Common St. Johnswort Hypericum perforatum
Saxifrage family(saxifragaceae)
Foamflower Tiarella cordifolia
Early saxifrage Saxifraga virginiensis
Bishop's Cap Mitella nuda
Figwort Family(scrophulariaceae)
Common mullein* Verbascum thapsus
Nightshade family(solanaceae)
Clammy ground cherry Physalis heterophylla
Bittersweet nightshade* Solanum dulcamara
Touch me not family
Spotted touch me not Impatiens capensis
Glandular touch me not* Impatiens glandulifera
Violet family(violaceae)
Yellow violet Viola pubescens
Canada violet Viola canadense
Waterleaf family(hydrophyllaceae)
Virginia waterleaf Hydrophyllum virginianum
Heath family
Indian pipe Monotropa uniflora
Spurge family
leafy spurge* Euphorbia esula
Geranium family(geraniaceae)
Herb robert* Geranium robertianum
loosestrife family(lythraceae)
Purple loosestrife* Lythrum salicaria
Evening primrose family (onagraceae)
Fireweed Chamerion angustifolium
Enchanters nightshade Circaea lutetiana
Northern willow-herb Epilobium ciliatum
Common evening primrose Oenothera biennis
Lopseed family (phrymaceae)
Plaintain family (plantaginaceae)
Butter and eggs* Linaria vulgaris
Common plaintain* Plantago major
Buckwheat family (polygonaceae)
Curly dock* Rrumex crispus
Nettle Family (urticaceae)
Wood nettle Laportea canadensis
Vervain family (verbenaceae)
White vervain Verbena urticifolia
Hoary vervain Verbena stricta
water lily family (nymphaeaceae)
fragrant water lily Nymphaea odorata
Day lily family (hemerocallidaceae)
orange day lily* Hemerocallis fulva
Pickeralweed Family (pontederiaceae)
Pickeralweed Pontederia cordata
Cattail family (typhaceae)
Common cattail Typha latifolia
Ginseng Family (araliaceae)
Wild sarsaparilla Aralia nudicaulis
Aster family (asteraceae)
Common yarrow Achillea millefolium
Common ragweed Ambrosia artemisifolia
Pearly everlasting Anaphalis margaritacea
Field chamomile* Anthemis arvensis
Common burdock* Arctium minus
Chicory* Cichorium intybus
Bull thistle* Cirsium vulgare
Horseweed* Conyza canadensis
white snakeroot Eupatorium rugosum
White Rattlesnake Root Prenanthes alba
Philadelphia fleabane Erigeron philadelphicus
Spotted joe pye weed Eupatorium maculatum
Boneset Eupatorium perfoliatum
Elecampine * Inula helenium
ox eye daisy* Leucanthemum vulgare
pineapple weed* Matricaria matricaroides
black eyed susan Rudbeckia hirta
Canada goldenrod Solidago canadensis
Field sow thistle* Sonchus arvensis
Lindley's Aster Symphyotrichum ciliolatum
tall white aster Symphyotrichum lanceolatum
New England Aster Symphyotrichum novae angliae
Swamp Aster Symphyotrichum puniceum
Heart Leaved Aster Symphyotrichum cordifolius
Common Tansy* Tanacetum vulgare
Common Dandelion* Taraxacum officinale
Coltsfoot* Tussilago farfara
Goatsbeard* Tragopogon dubius
Borage Family (boraginaceae)
vipers bugloss* Echium vulgare
smaller forget me not Myosotis laxa
Gourd Family (cucurbitaceae)
wild cucumber Echinocystis lobata
Teasel family (dipsacaceae)
wild teasel* Dipsacus fullonum
Vines
Virginia Creeper parthenocissus inserta
Wild Grape vitis riparia
Cat Grape vitis
Shrubs
Highbush Cranberry Viburnum trilobum
Red Osier Dogwood Cornus stolonifera
Alternate leaved Dogwood Cirnus alternifolia
Staghorn Sumac Rhus typhina
Ninebark Physocarpus opulifolius
Pussy Willow Salix discolor
Raspberry rubus idaeus
Red Elderberry sambucus racemosa
Black Elderberry sambucus canadensis
Trees
Red Maple Acer rubrum
Sugar Maple Acer saccharum
Silver Maple Acer saccharinum
Manitoba maple Acer negunda
Wild crabapple Malus coronaria
Black willow Salixnigra
Eastern cottonwood Populus deltoides
Black cherry Prunus serotina
Mountain maple Acer spicatum
Red Oak Quercus rubra
White Oak Quercus alba
Bur Oak Quercus macrocarpa
Eastern White Cedar Thuja occidentalis
Trembling Aspen populusa tremuloides
Beech Fagus grandifolia
Basswood Tilia americana
littleleaf linden Tilia cordata
Paper Birch Betula papyrifera
Large Toothed Aspen Populus grandidentata
Serviceberry amelanchier arborea
white pine Pinus strobus
red pine Pinus resinosa
white ash Fraxinus americana
russian olive Elaeagnus angustifolia
lilac Syringa vulgaris
Black Locust robinia pseudoacacia
Horse Chestnut aesculus hippocastanum
European buckthorn Rhamnus cathartica
Ferns
Ostrich fern Matteuccia struthiopteris
Fragile Fern Cystopteris fragilis
Christmas fern Polystichum acrostichoides
maidenhair fern adiantum pedatum
Grasses
Switchgrass
