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A Guide to the Wildflowers
of Medford Leas and
Barton Arboretum

Home
Wildflower 'Walks

Plant Index

This page has two indexes.

The first is alphabetized by botanical name
and the
second by common name.

The first index lists blooming season.
In both indexes the plant names link to the photos. 

Botanical name

Family

Common name

Flowering period

Achillea millefolium

Compositae

Yarrow

Summer

Ajuga reptans

Lamiaceae

Bugle

Early Spring

Alisma triviale

Alismataceae

Water Plantain

Summer

Ambrosia artemisifolia

Asteraceae

Ragweed

Late Summer

Anaphalis margaritacea

Asteraceae

Pearly Everlasting

Late Summer

Anemone quinquefolia

Ranunculaceae

Wood Anemone

Early Spring

Apios americana

Leguminaceae

Ground Nut

Late Summer

Arisaema triphyllum

Araceae

Jack-in-the-pulpit

Early Spring

Artimisia vulgaris

Asteraceae

Mugwort

Late Summer

Asclepius syriaca

Asclepia

Milkweed

Summer

Aster lateriflorus

Asteraceae

Calico Aster

Late Summer

Aster nova-angliae

Asteraceae

New England Aster

Late Summer

Aster viniheus

Asteraceae

Small White Aster

Late Summer

Bidens aristosa

Asteraceae

Tickseed Sunflower

Late Summer

Bidens bipinata

Asteraceae

Spanish Needles

Late Summer

Bidens cernua

Asteraceae

Nodding Burr Marigold

Late Summer

Bidens laevis

Asteraceae

Larger Burr Marigold

Late Summer

Brassica rapa

Brassicaceae

Rape

Early Spring

Caltha palustris

Ranunculaceae

Marsh Marigold

Early Spring

Capsella bursa-astoris

Brassicaceae

Shepherd's Purse

Early Spring

Cardamine bulbosa

Brassicaceae

Spring Cress

Early Spring

Cardamine pennsylvanica

Brassicaceae

Pennsylvania Bitter Cress

Early Spring

Cassia fasciculata

Leguminosae

Partridge-pea

Late Summer

Cephalanthus occidentalis

Rubiaceae

Buttonbush

Summer

Chelidonium majus

Papaveraceae

Celandine

Late Spring

Chimaphila maculata

Pyrolaceae

Spotted Wintergreen

Summer

Chrysanthemum leucanthemum

Asteraceae

Daisy, Oxeye

Late Spring

Cicuta maculata

Apiaceae

Water Hemlock

Summer

Circaea lutetiana

Onagraceae

Enchanter's Nightshade

Late Spring

Cirsium arvense

Asteraceae

Canada Thistle

Late Spring

Claytonia virginica

Portulacaceae

Spring Beauty

Early Spring

Clethra alnifolia

Clethraceae

Sweet Pepperbush

Late Summer

Commelina communis

Commelinaceae

Asiatic Dayflower

Summer

Coreopsis lanceolata

Asteraceae

Coreopsis

Late Spring

Cornus florida

Cornaceae

Flowering Dogwood

Late Spring

Cornus obliqua

Cornaceae

Pale Dogwood

Late Spring

Cornus sericea

Cornaceae

Dogwood, Red-osier

Late Spring

Coronilla varia

Leguminosae

Crown Vetch

Early Spring

Cuscuta gronovii

Convolvulaceae

Dodder, Common

Summer

Cyprepedium acaule

Orchidaceae

Lady's Slipper, Pink

Late Spring

Datura stramonium

Solanaceae

Jimsonweed

Late Summer

Daucus carota

Apiaceae

Queen Anne's Lace

Summer

Desmodium nudiflorum

Leguminosae

Prostrate Tick Trefoil

Late Summer

Dianthus armeria

Caryophyllaceae

Deptford Pink

Late Spring

Duchesnea indica

Rosaceae

Indian Strawberry

Early Spring

Echinacea purpurea

Asteraceae

Purple Coneflower

Summer

Epilobium leptophyllum

Onagraceae

Narrow-leaved Willow Herb

Late Summer

Erechtites hieracifolia

Asteraceae

Pilewort

Late Spring

Erigeron annuus

Asteraceae

Daisy, Fleabane

Late Spring

Erigeron canadensis

Asteraceae

Horseweed

Late Summer

Erigeron philadelphicus

Asteraceae

Philadelphia Fleabane

Late Spring

Erodium cicutarium

Geraniaceae

Storksbill

Early Spring

Erythronium americanum

Liliaceae

Trout Lily

Early Spring

Eupatorium coelestinum

Asteraceae

Mistflower

Late Summer

Eupatorium dubium

Asteraceae

Joe-Pye Weed

Summer

Eupatorium hyssopifolium

Asteraceae

Hyssop-leaved Boneset

Late Summer

Eupatorium perfoliatum

Asteraceae

Thoroughwort

Late Summer

Eupatorium rugosum

Asteraceae

White Snakeroot

Late Summer

Galium aparine

Rubiaceae

Cleavers

Late Spring

Gaylussacia baccata

Ericaceae

Black Huckleberry

Early Spring

Gaylussacia frondosa

Ericaceae

Dangleberry

Late Spring

Geranium maculatum

Geraniaceae

Wild Geranium

Early Spring

Geum canadense

Rosaceae

White Avens

Late Spring

Glechoma hederacea

Lamiaceae

Gill-over-the-ground

Late Spring

Gnaphalium obtusifolium

Asteraceae

Sweet Everlasting

Late Summer

Hesperis matronalis

Cruciferae

Dame's Rocket

Summer

Heteranthera reniformis

Pontederiaceae

Mud Plantain

Late Summer

Heterotheca subaxillaris

Asteraceae

Camphorweed

Summer

Hibiscus palustris

Malvaceae

Crimson-eyed
Rose-Mallow

Summer

Hieracium scabrium

Asteraceae

Rough Hawkweed

Summer

Hypericum mutilum

Clusiaceae

Dwarf St. Johnswort

Summer

Hypericum perforatum

Clusiaceae

St. Johnswort

Late Summer

Ilex opaca

Aquifoliaceae

American Holly

Late Spring

Ilex verticillata

Aquifoliaceae

Winterberry

Late Spring

Impatiens capensis

Balsaminaceae

Spotted
Touch-me-not

Late Spring

Ipomoea hederacea

Convolvulaceae

Ivy-leaved
Morning Glory

Late Summer

Ipomoea purpurea

Convolvulaceae

Morning Glory

Late Summer

Iris prismatica

Iridaceae

Slender Blue Flag

Late Spring

Iris pseudacorus

Iridaceae

Yellow Iris

Late Spring

Kalmia latifolia

Ericaceae

Mountain Laurel

Late Spring

Krigia virginica

Asteraceae

Dwarf Dandelion

Early Spring

Kuhnia eupatorioides

Asteraceae

False Boneset

Late Summer

Lactuca canadensis

Asteraceae

Wild Lettuce

Late Spring

Lamium purpureum

Lamiaceae

Dead Nettles

Early Spring

Leucothoe racemosa

Ericaceae

Fetterbush

Late Spring

Linaria canadensis

Scrophulariaceae

Toadflax

Early Spring

Lindera benzoin

Lauraceae

Spice Bush

Early Spring

Liriodendron tulipifera

Magnoliaceae

Tulip Tree

Late Spring

Lobelia cardinalis

Campanulaceae

Cardinal Flower

Late Summer

Lonicera japonica

Caprifoliaceae

Japanese Honeysuckle

Late Spring

Lupinus perennis

Leguminosae

Wild Lupine

Late Spring

Luteum macrophyllum

Nymphaeaceae

Spatterdock

Late Spring

Luteum variegatum

Nymphaeaceae

Spatterdock

Late Spring

Lychnis alba

Caryophyllaceae

Campion, white

Late Spring

Lysimachia ciliata

Primulaceae

Fringed Loosetrife

Late Spring

Lysimachia nummularia

Primulaceae

Moneywort

Late Spring

Lythrum salicaria

Lythraceae

Purple Loosetrife

Summer

Magnolia virginiana

Magnoliaceae

Sweetbay Magnolia

Late Spring

Maianthemum canadense

Liliaceae

Canada Mayflower

Early Spring

Maianthemum racemosum

Liliaceae

Solomon's Seal, False

Late Spring

Medeola virginiana

Liliaceae

Indian Cucumber Root

Summer

Melilotus officinalis

Leguminosae

Clover, Yellow

Late Spring

Mertensia virginica

Boraginaceae

Virginia Bluebell

Early Spring

Mimulus ringens

Scrophulariaceae

Monkey Flower

Summer

Mitchella repens

Rubiaceae

Partridgeberry

Late Spring

Mollugo verticillata

Aizoaceae

Carpetweed

Late Summer

Monotropa uniflora

Pyrolaceae

Indian-Pipes

Summer

Mysotis scorpioides

Boraginaceae

Forget-me-not

Early Spring

Oenothera biennis

Onagraceae

Evening Primrose

Late Summer

Oenothera laciniata

Onagraceae

Cut-leaved Primrose

Late Spring

Ornithogalum umbellatum

Liliaceae

Star-of-Bethlehem

Late Spring

Oxalis europea

Oxalidaceae

Oxalis

Early Spring

Peltandra virginica

Araceae

Arrow Arum

Late Spring

Penthorum sedoides

Crassulaceae

Ditch Stonecrop

Late Summer

Phytolacca americana

Phytolaccaceae

Pokeweed

Summer

Pilia pumila

Urticaceae

Clear Weed

Late Summer

Plantago lanceolata

Plantaginaceae

Plantain, English

Late Spring

Podophyllum peltatum

Berberidaceae

May Apple

Early Spring

Polygonatum biflorum

Liliaceae

Solomon's Seal

Late Spring

Polygonum hydropiper

Polygonaceae

Smartweed, common

Late Spring

Polygonum sagittarium

Polygonaceae

Arrow-leaved Tearthumb

Late Summer

Pontederia cordata

Pontederiaceae

Pickerelweed

Summer

Prunella vulgaris

Lamiaceae

Selfheal

Early Spring

Ranunculus arbortivus

Ranunculaceae

Small Flowered Crowfoot

Early Spring

Ranunculus bulbosus

Ranunculaceae

Bulbous Buttercup

Early Spring

Ranunculus ficaria

Ranunculaceae

Lesser Celandine

Early Spring

Rhododendron calendulaceum

Ericaceae

Flame Azalea

Late Spring

Rhododendron periclymenoides

Ericaceae

Pinxter Flower

Late Spring

Rudbeckia hirta

Asteraceae

Black-eyed Susan

Summer

Salvia lyrata

Lamiaceae

Lyre-leaved Sage

Late Spring

Sambucus canadensis

Caprifoliaceae

Common Elder

Late Spring

Sanguinaria canadensis

Papaveraceae

Bloodroot

Early Spring

Sassafras albidum

Lauraceae

Sassafras

Early Spring

Saururus cernus

Saururaceae

Lizard's Tail

Summer

Sedum aizoon

Crassulaceae

Stonecrop

Summer

Senecio vulgaris

Asteraceae

Groundsel

Early Spring

Sisyrinchium angustifolium

Iridaceae

Blue-eyed Grass

Late Spring

Smilacina racemosa

Liliaceae

Solomon's Seal, False

Late Spring

Solanum carolinense

Solanaceae

Horse Nettle

Summer

Solanum nigrum

Solanaceae

Common Nightshade

Summer

Solidago altissima

Asteraceae

Goldenrod, Tall

Late Summer

Sonchus asper

Asteraceae

Spiney-leaved Sow Thistle

Late Spring

Specularia perfoliata

Campanulaceae

Venus' Looking Glass

Late Spring

Stellaria media

Caryophyllaceae

Chickweed

Late Spring

Symplocarpus foetidus

Araceae

Skunk Cabbage

Early Spring

Taraxacum officinale

Asteraceae

Common Dandelion

Late Spring

Trifolium arvense

Leguminosae

Rabbit-foot Clover

Summer

Trifolium dubium

Leguminosae

Least Hop Clover

Summer

Trifolium pratense

Leguminosae

Clover, red

Late Spring

Trifolium repens

Leguminosae

Clover, white

Late Spring

Trillium erectum

Liliaceae

Red (Purple) Trillium

Early Spring

Trillium grandiflorum

Liliaceae

White Trillium

Early Spring

Typha latifolia

Typhaceae

Common Cattail

Summer

Urtica procera

Urticaceae

Tall Nettle

Late Summer

Uvularia sessilifolia

Liliaceae

Wild Oats

Early Spring

Vaccinium corymbosum

Ericaceae

High Bush Blueberry

Early Spring

Verbena hastata

Verbenaceae

Blue Vervain

Late Summer

Verbena urticifolia

Verbenaceae

White Vervain

Late Summer

Veronica filiformis

Scrophulariaceae

Slender Speedwell

Late Summer

Veronica officinalis

Scrophulariaceae

Common Speedwell

Summer

Veronica serpyllifolia

Scrophulariaceae

Speedwell, Thyme-leaved

Early Spring

Vicia americana

Leguminosae

Purple Vetch

Summer

Viola affinis

Violaceae

Le Conte's Violet

Early Spring

Viola obliqua

Violaceae

Marsh Violet

Early Spring

Viola pallens

Violaceae

Northern White Violet

Early Spring

Viola pennsylvanica

Violaceae

Yellow Violet

Early Spring

Viola pubescens

Violaceae

Smooth Yellow Violet

Early Spring

Viola rafinesquii

Violaceae

Field Pansy

Early Spring

Back to Botanical Index

Common name

Botanical name

Links

American Holly

Ilex opaca Bloodroot (Sanguinaria canadensis)

Arrow Arum

Peltandra virginica

Arrow-leaved Tearthumb

Polygonum sagittarium

Asiatic Dayflower

Commelina communis

Black Huckleberry

Gaylussacia baccata

Black-eyed Susan

Rudbeckia hirta

Bloodroot

Sanguinaria canadensis

Blue Morning Glory

Ipomoea purpurea

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Blue Vervain

Verbena hastata

Blue-eyed Grass

Sisyrinchium angustifolium

Bugle

Ajuga reptans

Bulbous Buttercup

Ranunculus bulbosus

Buttonbush

Cephalanthus occidentalis

Calico Aster

Aster lateriflorus

Camphorweed

Heterotheca subaxillaris

Campion, white

Lychnis alba

Canada Mayflower (Maianthemum canadense)

Canada Mayflower

Maianthemum canadense

Canada Thistle

Cirsium arvense

Cardinal Flower

Lobelia cardinalis

Carpetweed

Mollugo verticillata

Celandine

Chelidonium majus

Chickweed

Stellaria media

Clear Weed

Pilia pumila

Cleavers

Galium aparine

Clover, Red

Trifolium pratense HOME
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Clover, White

Trifolium repens

Clover, Yellow

Melilotus officinalis

Common Cattail

Typha latifolia

Common Dandelion

Taraxacum officinale

Common Elder

Sambucus canadensis

Common Nightshade

Solanum nigrum

Common Smartweed  

Common Speedwell

Veronica officinalis

Coreopsis

Coreopsis lanceolata

Crimson-eyed Rose-Mallow

Hibiscus palustris

Crowfoot (Ranunculus bulbosus)

Crowfoot

Ranunculus bulbosus

Crown Vetch

Coronilla varia

Cut-leaved Primrose

Oenothera laciniata

Daisy, Fleabane

Erigeron annuus

Daisy, Oxeye

Chrysanthemum leucanthemum

Dame's Rocket

Hesperis matronalis

Dangleberry

Gaylussacia frondosa

Dead Nettles

Lamium purpureum

Deptford Pink

Dianthus armeria

Ditch Stonecrop

Penthorum sedoides

Dodder, Common

Cuscuta gronovii HOME
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Dogwood, Red-Osier

Cornus sericea

Dwarf Dandelion

Krigia virginica

Dwarf St. Johnswort

Hypericum mutilum

Enchanter's Nightshade

Circaea lutetiana

Evening Primrose

Oenothera biennis

False Boneset

Kuhnia eupatorioides

Fetterbush

Leucothoe racemosa

Field Pansy

Viola rafinesquii

Flame Azalea

Rhododendron calendulaceum

Flowering Dogwood

Cornus florida

Forget-me-not (Mysotis scorpioides)

Forget-me-not

Myosotis scorpioides

Fringed Loosetrife Lysimachia ciliata

Gill-over-the-ground

Glechoma hederacea

Goldenrod, Tall

Solidago altissima

Ground Nut

Apios americana

Groundsel

Senecio vulgaris

High Bush Blueberry

Vaccinium corymbosum

Horse Nettle

Solanum carolinense

Horseweed

Erigeron canadensis

Hyssop-leaved Boneset

Eupatorium hyssopifolium

Indian Cucumber Root

Medeola virginiana

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Indian Strawberry

Duchesnea indica

Indian-Pipes

Monotropa uniflora

Ivy-leaved Morning Glory

Ipomoea hederacea

Jack-in-the-pulpit

Arisaema triphyllum

Japanese Honeysuckle

Lonicera japonica

Jimsonweed

Datura stramonium

Joe-Pye Weed

Eupatorium dubium

Lady's Slipper, Pink

Cyprepedium acaule

Larger Burr Marigold

Bidens laevis

Le Conte's Violet

Viola affinis

Least Hop Clover

Trifolium dubium

Lesser Celandine

Ranunculus ficaria

Lizard's Tail

Saururus cernus

Lyre-leaved Sage

Salvia lyrata

Marsh Marigold

Caltha palustris

 

Marsh Violet

Viola obliqua

May Apple

Podophyllum peltatum

Milkweed

Asclepius syriaca

Mistflower

Eupatorium coelestinum

Moneywort

Lysmachia nummularia

Monkey Flower

Mimulus ringens

Morning Glory

Ipomoea purpurea

Mountain Laurel

Kalmia latifolia

Mud Plantain

Heteranthera reniformis

Mugwort

Artimisia vulgaris

Narrow-leaved Willow Herb

Epilobium leptophyllum

New England Aster

Aster nova-angliae

Nodding Burr Marigold

Bidens ceruma

Northern White Violet

Viola pallens

Oxalis

Oxalis europea

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Pale Dogwood

Cornus obliqua

Partridgeberry

Mitchella repens

Partridge-pea

Cassia fasciculata

Pearly Everlasting

Anaphalis margaritacea

Pennsylvania Bitter Cress

Cardamine pennsylvanica

Philadelphia Fleabane

Erigeron philadelphicus

Pickerelweed

Pontederia cordata

Pilewort

Erechtites hieracifolia

Pinxter Flower

Rhododendron pericyclamenoides


2

Plantain, English

Plantago lanceolata

Pokeweed

Phytolacca americana

Prostrate Tick Trefoil

Desmodium nudiflorum

Purple Coneflower

Echinacea purpurea

Purple Dead Nettle

Lamium purpureum

Purple Loosestrife Lythrum salicaria

Purple Vetch

Vicia americana

Queen Anne's Lace

Daucus carota

Rabbit-foot Clover

Trifolium arvense

Ragweed

Ambrosia artemisifolia

Rape

Brassica rapa

Red (Purple) Trillium

Trillium erectum

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Rough Hawkweed

Hieracium scabrium

Sassafras

Sassafras albidum

Selfheal

Prunella vulgaris

Shepherd's Purse

Capsella bursa-astoris

Skunk Cabbage

Symplocarpus foetidus

Slender Blue Flag

Iris prismatica

Slender Speedwell

Veronica filiformis

Small Flowered Crowfoot

Ranunculus arbortivus

Small White Aster

Aster viniheus

Solomon's Seal (Polygonum biflorum)

Smartweed, Common

Polygonum hydropiper

Smooth Yellow Violet

Viola pubescens

Solomon's Seal

Polygonum biflorum

Solomon's Seal, False

Maianthemum racemosum

Spanish Needles

Bidens bipinata

Spatterdock

Luteum macrophyllum

Spatterdock

Luteum variegatum

Speedwell, Thyme-leaved

Veronica serpyllifolia

Spice Bush

Lindera benzoin

Spiney-leaved Sow Thistle

Sonchus asper

Spotted Touch-me-not

Impatiens capensis

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Spotted Wintergreen

Chimaphila maculata

Spring Beauty

Claytonia virginica

Spring Cress

Cardamine bulbosa

St. Johnswort

Hypericum perforatum

Star-of-Bethlehem

Ornithogalum umbellatum

Stonecrop

Sedum aizoon

Stonecrop, Ditch

Penthorum sedoides

Storksbill

Erodium cicutarium

Sweet Everlasting

Gnaphalium obtusifolium

Trout Lily (Erythronium americanum)

Sweet Pepperbush

Clethra alnifolia

Sweetbay Magnolia

Magnolia virginiana

Tall Nettle

Urtica procera

Thoroughwort

Eupatorium perfoliatum

Tickseed Sunflower

Bidens aristosa

Toadflax

Linaria canadensis

Trout Lily

Erythronium americanum

Tulip Tree

Liriodendron tulipifera

Venus' Looking Glass

Specularia perfoliata

Virginia Bluebell

Mertensia virginica

Water Hemlock

Cicuta maculata

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Water Plantain

Alisma triviale

White Avens

Geum canadense

White Snakeroot

Eupatorium rugosum

White Trillium

Trillium grandiflorum

White Vervain

Verbena urticifolia

Wild Geranium

Geranium maculatum

Wild Lettuce

Lactuca canadensis

Wild Lupine Lupinus perennis

Wild Oats

Uvularia sessilifolia

Winterberry

Ilex verticillata

Wood Anemone (Anemone quinquefolia)

Wood Anemone

Anemone quinquefolia

Yarrow

Achillea millefolium

Yellow Iris

Iris pseudacorus

Yellow Violet

Viola pennsylvanica

   
   
     


Seasonal page links


Early Spring (March-April)
Late Spring (May-June)
Summer (Late June-July)

Late Summer (August-October)




Color page links

White flowers
Yellow flowers
Red and pink flowers
Blue flowers
Green and tan flowers

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