Purple

Alfalfa
Medicago sativa
   Clasping Heart-leaved Aster
Symphyotrichum undulatum
Field Basil
Clinopodium vulgare
Maryland Meadow Beauty
Rhexia mariana var. mariana
Virginia Meadow Beauty
Rhexia virginica
Beechdrops
Epifagus virginiana
Lesser Burdock
Arctium minus
Strawberry Bush
Euonymus americana
Chinese Bush-clover
Lespedeza cuneata
Trailing Bush-clover
Lespedeza procumbens
Wand Bush-clover
Lespedeza intermedia
Maryland Butterfly-pea
Clitoria mariana
Rough Buttonweed
Diodia teres
Skunk Cabbage
Symplocarpus foetidus
Red Clover
Trifolium pratense
Blue Cohosh
Caulophyllum thalictroides
Dovesfoot Crane's-bill
Geranium molle
Long-stemmed Crane's-bill
Geranium columbinum
Small-flower Crane's-bill
Geranium pusillum
Wild Crane's-bill
Geranium maculatum
Purple Deadnettle
Lamium purpureum
Common Dittany
Cunila origanoides
Large-purple False-foxglove
Agalinis purpurea
Saltmarsh Fleabane
Pluchea odorata
Northern Gamagrass
Tripsacum dactyloides
Field Garlic
Allium vineale
Gypsy-weed
Veronica officinalis
Heartleaf Four O'Clock
Mirabilis nyctaginea
Marsh Hedge-nettle
Stachys palustris
Roundlobed Hepatica
Hepatica nobilis var. obtusa
Herb-robert
Geranium robertianum
American Hog-peanut
Amphicarpaea bracteata
Honesty
Lunaria annua
Blueflag Iris
Iris versicolor
Slender Blueflag Iris
Iris prismatica
New York Ironweed
Vernonia noveboracensis
Ground Ivy
Glechoma hederacea
Kenilworth's Ivy
Cymbalaria muralis
Spotted Knapweed
Centaurea biebersteinii
Bristly Locust
Robinia hispida
Hairy Swamp Loosestrife
Decodon verticillatus
Purple Loosestrife
Lythrum salicaria
Lopseed
Phryma leptostachya
Common Milkweed
Asclepias syriaca
Swamp Milkweed
Asclepias incarnata ssp. pulchra
Field Milkwort
Polygala sanguinea
Gay-wing Milkwort
Polygala paucifolia
Square-stem Monkeyflower
Mimulus ringens
Climbing Nightshade
Solanum dulcamara
Cranefly Orchid
Tipularia discolor
Purple Fringeless Orchid
Platanthera peramoena
Showy Orchis
Galearis spectabilis
Purple Passion-flower
Passiflora incarnata
Royal Paulownia
Paulownia tomentosa
Carolina Petunia
Ruellia caroliniensis
Blue Phlox
Phlox divaricata
Beef-steak Plant
Perilla frutescens
Purple Flowering Raspberry
Rubus odoratus
Dame's Rocket
Hesperis matronalis
Hairy Skullcap
Scutellaria elliptica var. elliptica
Hyssop Skullcap
Scutellaria integrifolia
Virginia Spiderwort
Tradescantia virginiana
Bull Thistle
Cirsium vulgare
Canada Thistle
Cirsium arvense
Field Thistle
Cirsium discolor
Musk Thistle
Carduus nutans
Pasture Thistle
Cirsium pumilum
Swamp Thistle
Cirsium muticum
Joe-pye Thoroughwort
Eupatorium dubium
Dillen's Tick-trefoil
Desmodium glabellum
Narrow-leaf Tick-trefoil
Desmodium paniculatum
Perplexed Tick-trefoil
Desmodium perplexum
Southern Twayblade
Listera australis
Venus'-looking-glass
Triodanis perfoliata
Blue Vervain
Verbena hastata
Spring Vetch
Vicia sativa
American Dog Violet
Viola labradorica
Bird's-foot Violet
Viola pedata
Fringed Violet
Viola sagittata var. ovata
Marsh Blue Violet
Viola cucullata
Palmate-leaved Violet
Viola palmata
Three Colored Violet
Viola tricolor
Woolly Blue Violet
Viola sororia
Eastern Waterleaf
Hydrophyllum virginianum
Violet Wood-sorrel
Oxalis violacea

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