A Floristic Checklist of Shenandoah River State Park, Warren County, Virginia
Authors: Matthew Sheik & Andrea Weeks

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Families: 110
Genera: 342
Species: 531
Total Taxa: 536

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Justicia americana - American Water-Willow
Ruellia caroliniensis - Carolina Wild Petunia
Ruellia strepens - Limestone Wild Petunia
Amaranthus spinosus - Spiny Amaranth
Chenopodium album - Lamb's-Quarters
Allium vineale - Crow Garlic
Narcissus x incomparabilis - None-Such Daffodil
Rhus aromatica - Fragrant Sumac
Rhus copallinum - Winged Sumac
Rhus glabra - Smooth Sumac
Rhus typhina - Stag-Horn Sumac
Toxicodendron radicans - Eastern Poison Ivy
Asimina triloba - Common Pawpaw
Chaerophyllum procumbens - Spreading Chervil
Conium maculatum - Poison-Hemlock
Cryptotaenia canadensis - Canadian Honewort
Daucus carota - Queen Anne's-Lace
Osmorhiza claytonii - Hairy Sweet-Cicely
Sanicula canadensis - Canadian Black-Snakeroot
Sanicula canadensis var. canadensis - Canadian Black-Snakeroot
Taenidia integerrima - Yellow-Pimpernel
Torilis arvensis - Spreading Hedge-Parsley
Torilis japonica - Erect Hedge-Parsley
Zizia aptera - Heart-Leaf Alexanders
Asclepias incarnata - Swamp Milkweed
Asclepias quadrifolia - Four-Leaf Milkweed
Asclepias syriaca - Common Milkweed
Asclepias tuberosa - Butterfly Milkweed
Asclepias verticillata - Whorled Milkweed
Vinca minor - Lesser Periwinkle
Ilex opaca - American Holly
Ilex opaca var. opaca - American Holly
Arisaema triphyllum - Jack-in-the-Pulpit
Lemna minor - Common Duckweed
Lemna perpusilla - Minute Duckweed
Hedera helix - English Ivy
Asarum canadense - Canadian Wild Ginger
Maianthemum racemosum - Feathery False Solomon's-Seal
Maianthemum racemosum subsp. racemosum - Feathery False Lily of the Valley
Muscari botryoides - Common Grape-Hyacinth
Polygonatum biflorum - King Solomon's-Seal
Hemerocallis fulva - Orange Day-Lily
Asplenium platyneuron - Ebony Spleenwort
Asplenium trichomanes - Maidenhair Spleenwort
Achillea borealis - common yarrow
Ageratina altissima - White Snakeroot
Antennaria parlinii - Parlin's Pussytoes
Anthemis arvensis - Corn Chamomile
Arctium minus - Lesser Burrdock
Bidens bipinnata - Spanish-Needles
Bidens frondosa - Devil's-Pitchfork
Carduus acanthoides - Spiny Plumeless-Thistle
Carduus nutans - Nodding Plumeless-Thistle
Chondrilla juncea - Rush Skeltonweed
Cirsium arvense - Canadian Thistle
Cirsium vulgare - Bull Thistle
Conoclinium coelestinum - Blue Mistflower
Doellingeria infirma - Cornel-Leaf White-Top
Echinacea purpurea - Eastern Purple-Coneflower
Eclipta prostrata - False Daisy
Erechtites hieraciifolius - American Burnweed
Erigeron annuus - Eastern Daisy Fleabane
Erigeron canadensis - Canadian Horseweed
Erigeron philadelphicus - Philadelphia Fleabane
Erigeron strigosus - Prairie Fleabane
Euthamia graminifolia - Flat-Top Goldentop
Eutrochium purpureum - Sweet-Scented Joe-Pye-Weed
Eutrochium purpureum var. purpureum - Sweet-Scented Joe-Pye-Weed
Helianthus decapetalus - Thin-Leaf Sunflower
Helianthus divaricatus - Woodland Sunflower
Helianthus maximiliani - Maximilian Sunflower
Hieracium venosum - Rattlesnake-Weed
Hypochaeris radicata - Hairy Cat's-Ear
Lactuca canadensis - Wild Lettuce
Lactuca saligna - Willow-Leaf Lettuce
Lapsana communis - Common Nipplewort
Packera anonyma - Small's Groundsel
Packera antennariifolia - Shale-Barren Groundsel
Packera obovata - Round-Leaf Groundsel
Pilosella caespitosa - Meadow Mouse-Ear-Hawkweed
Pseudognaphalium obtusifolium - Blunt-Leaf Rabbit-Tobacco
Rudbeckia hirta - Black-Eyed-Susan
Solidago altissima - Tall Goldenrod
Solidago caesia - Wreath Goldenrod
Solidago caesia var. caesia - Blue-Stem Goldenrod
Solidago canadensis - Canadian Goldenrod
Solidago flexicaulis - Zigzag Goldenrod
Solidago juncea - Early Goldenrod
Solidago nemoralis - Gray Goldenrod
Sonchus asper - Spiny-Leaf Sow-Thistle
Symphyotrichum lanceolatum - White Panicled American-Aster
Symphyotrichum lanceolatum var. lanceolatum - White Panicled American-Aster
Symphyotrichum lanceolatum var. latifolium - White Panicled American-Aster
Symphyotrichum lateriflorum - Calico American-Aster
Symphyotrichum novae-angliae - New England American-Aster
Symphyotrichum patens - Late Purple American-Aster
Symphyotrichum pilosum - White Oldfield American-Aster
Symphyotrichum pilosum var. pilosum - White Oldfield American-Aster
Symphyotrichum racemosum - Fragile-Stem American-Aster
Symphyotrichum undulatum - Wavy-Leaf American-Aster
Taraxacum erythrospermum - Red-Seed Dandelion
Taraxacum officinale - Common Dandelion
Tragopogon dubius - Meadow Goat's-Beard
Vernonia noveboracensis - New York Ironweed
Xanthium strumarium - Rough Cockleburr
Impatiens capensis - Spotted Touch-Me-Not
Carpinus caroliniana - American Hornbeam
Ostrya virginiana - Eastern Hop-Hornbeam
Andersonglossum virginianum - Eastern Wild Comfrey
Hackelia virginiana - Beggar's-Lice
Mertensia virginica - Virginia Bluebells
Phacelia dubia - Small-Flower Scorpion-Weed
Alliaria petiolata - Garlic-Mustard
Barbarea verna - Early Yellow-Rocket
Barbarea vulgaris - Garden Yellow-Rocket
Boechera laevigata - Smooth False Rockcress
Cardamine bulbosa - Bulbous Bittercress
Cardamine concatenata - Cut-Leaf Toothwort
Cardamine hirsuta - Hairy Bittercress
Cardamine pensylvanica - Quaker Bittercress
Draba ramosissima - Branched Whitlow-Grass
Draba verna - Spring Whitlow-Grass
Hesperis matronalis - Dame's Rocket
Isatis tinctoria - Dyer's-Woad
Lepidium campestre - Cream-Anther Field Pepperwort
Lepidium densiflorum - Miner's Pepperwort
Lepidium virginicum - Poorman's-Pepperwort
Noccaea perfoliata - Perfoliate Pennycress
Rorippa sylvestris - Creeping Yellowcress
Opuntia humifusa - Eastern Prickly-Pear
Campanulastrum americanum - American-Bellflower
Lobelia cardinalis - Cardinal-Flower
Lobelia inflata - Indian-Tobacco
Lobelia siphilitica - Great Blue Lobelia
Lobelia spicata - Pale-Spike Lobelia
Triodanis perfoliata - Clasping-Leaf Venus'-Looking-Glass
Celtis pumila - Common Hackberry
Humulus japonicus - Japanese Hop
Dipsacus laciniatus - Cut-Leaf Teasel
Lonicera japonica - Japanese Honeysuckle
Lonicera maackii - Amur Honeysuckle
Lonicera morrowii - Morrow's Honeysuckle
Valerianella locusta - Lamb's-Lettuce
Cerastium glomeratum - Sticky Mouse-Ear Chickweed
Dianthus armeria - Deptford Pink
Paronychia montana - Mountain Nailwort
Silene antirrhina - Sleepy Catchfly
Silene caroliniana - Sticky Catchfly
Silene latifolia - Bladder-Campion
Silene stellata - Widow's-Frill
Silene vulgaris - Maiden's-Tears
Stellaria media - Common Chickweed
Stellaria pubera - Great Chickweed
Lechea racemulosa - Oblong-Fruit Pinweed
Uvularia perfoliata - Perfoliate Bellwort
Commelina communis - Asiatic Dayflower
Commelina diffusa - Climbing Dayflower
Commelina erecta - White-Mouth Dayflower
Tradescantia virginiana - Virginia Spiderwort
Calystegia sepium - Hedge False Bindweed
Ipomoea hederacea - Ivy-Leaf Morning-Glory
Cornus florida - Flowering Dogwood
Sedum glaucophyllum - Cliff Stonecrop
Sedum sarmentosum - Stringy Stonecrop
Sedum ternatum - Woodland Stonecrop
Sicyos angulatus - One-Seed Burr-Cucumber
Juniperus virginiana - Eastern Red-Cedar
Carex amphibola - Eastern Narrow-Leaf Sedge
Carex blanda - Eastern Woodland Sedge
Carex cephalophora - Oval-Headed Sedge
Carex frankii - Frank's Sedge
Carex glaucodea - Blue Sedge
Carex hirsutella - Fuzzy-Wuzzy Sedge
Carex laevivaginata - Smooth-Sheath Sedge
Carex lupulina - Hop Sedge
Carex pensylvanica - Pennsylvania Sedge
Carex platyphylla - Broad-Leaf Sedge
Carex prasina - Drooping Sedge
Carex radiata - Eastern Star Sedge
Carex shortiana - Short's Sedge
Carex suberecta - Prairie Straw Sedge
Carex typhina - Cat-Tail Sedge
Cyperus brevifolioides - Pasture Spike Sedge
Cyperus hortensis - Low Spiked Sedge
Cyperus lancastriensis - Many-Flower Flat Sedge
Cyperus odoratus - Rusty Flat Sedge
Cyperus strigosus - Straw-Color Flat Sedge
Schoenoplectus pungens var. pungens - common three-square bulrush
Scirpus cyperinus - Cottongrass Bulrush
Scirpus georgianus - Georgia Bulrush
Scirpus pendulus - Rufous Bulrush
Dennstaedtia punctilobula - Hay-Scented Fern
Dryopteris carthusiana - Spinulose Wood Fern
Dryopteris marginalis - Marginal Wood Fern
Diospyros virginiana - Common Persimmon
Elaeagnus umbellata - Autumn-Olive
Equisetum laevigatum - Smooth Scouring-Rush
Equisetum praealtum - Tall Scouring-Rush
Chimaphila maculata - Striped Prince's-Pine
Epigaea repens - Trailing-Arbutus
Kalmia latifolia - Mountain-Laurel
Monotropa hypopitys - Yellow Bird's-Nest
Monotropa uniflora - One-Flower Indian-Pipe
Vaccinium pallidum - Early Lowbush Blueberry
Acalypha gracilens - Slender Three-Seed-Mercury
Acalypha virginica - Virginia Three-Seed-Mercury
Euphorbia corollata - Flowering Spurge
Euphorbia maculata - Spotted Sandmat
Euphorbia pubentissima - False Flowering Spurge
Amphicarpaea bracteata - American Hog-Peanut
Baptisia tinctoria - Horseflyweed
Clitoria mariana - Atlantic Pigeonwings
Desmodium nuttallii - Nuttall's Tick-Trefoil
Desmodium paniculatum - Panicled-Leaf Tick-Trefoil
Desmodium paniculatum var. paniculatum - Panicled-Leaf Tick-Trefoil
Galactia regularis - Eastern Milk-Pea
Lathyrus venosus - Veiny Vetchling
Lespedeza cuneata - Chinese Bush-Clover
Lespedeza procumbens - Trailing Bush-Clover
Lespedeza repens - Creeping Bush-Clover
Lespedeza violacea - Violet Bush-Clover
Lespedeza virginica - Slender Bush-Clover
Medicago lupulina - Black Medick
Melilotus albus - White Sweet-Clover
Melilotus officinalis - Yellow Sweet-Clover
Securigera varia - Purple Crown-Vetch
Senna hebecarpa - American Wild Sensitive-Plant
Trifolium arvense - Rabbit-Foot Clover
Trifolium campestre - Lesser Hop Clover
Trifolium hybridum - Alsike Clover
Vicia caroliniana - Carolina Vetch
Vicia sativa - Garden Vetch
Vicia villosa - Winter Vetch
Wisteria sinensis - Chinese Wisteria
Quercus marilandica - Blackjack Oak
Obolaria virginica - Virginia Pennywort
Erodium cicutarium - Red-Stem Stork's-Bill
Geranium columbinum - Long-Stalk Crane's-Bill
Geranium maculatum - Spotted Crane's-Bill
Hamamelis virginiana - American Witch-Hazel
Vallisneria americana - Large Eel-Grass
Hypericum mutilum - Dwarf St. John's-Wort
Hypericum perforatum - Common St. John's-Wort
Hypericum prolificum - Shrubby St. John's-Wort
Hypericum punctatum - Spotted St. John's-Wort
Hypoxis hirsuta - Eastern Yellow Star-Grass
Iris verna - Dwarf Violet Iris
Sisyrinchium angustifolium - Narrow-Leaf Blue-Eyed-Grass
Carya glabra - Pignut Hickory
Carya ovata - Shag-Bark Hickory
Carya tomentosa - Mockernut Hickory
Juglans nigra - Black Walnut
Juncus dichotomus - Forked Rush
Juncus effusus - Lamp Rush
Agastache nepetoides - Yellow Giant-Hyssop
Mentha - mint
Prunella vulgaris - Common Selfheal
Pycnanthemum tenuifolium - Narrow-Leaf Mountain-Mint
Salvia lyrata - Lyre-Leaf Sage
Scutellaria elliptica - Hairy Skullcap
Scutellaria ovata - Heart-Leaf Skullcap
Diphasiastrum digitatum - Fan Creeping-Cedar
Cuphea viscosissima - Blue Waxweed
Tilia americana - American Basswood
Nyssa sylvatica - Black Tupelo
Onoclea sensibilis - Sensitive Fern
Botrypus virginianus - Rattlesnake Fern
Aplectrum hyemale - Adam-and-Eve
Cypripedium acaule - Pink Lady's-Slipper
Goodyera pubescens - Downy Rattlesnake-Plantain
Spiranthes lacera - Northern Slender Ladies'-Tresses
Spiranthes lacera var. gracilis - Northern Slender Lady's-Tresses
Oxalis dillenii - Slender Yellow Wood-Sorrel
Mimulus ringens - Allegheny Monkey-Flower
Tsuga canadensis - Eastern Hemlock
Linaria vulgaris - Greater Butter-and-Eggs
Penstemon canescens - Eastern Gray Beardtongue
Plantago lanceolata - English Plantain
Plantago major - Great Plantain
Plantago virginica - Pale-Seed Plantain
Veronica hederifolia - Ivy-Leaf Speedwell
Veronica persica - Bird-Eye Speedwell
Veronica serpyllifolia - Thyme-Leaf Speedwell
Platanus occidentalis - American Sycamore
Agrostis capillaris - Colonial Bent
Alopecurus pratensis - Field Meadow-Foxtail
Andropogon gerardi - Big Bluestem
Anthoxanthum odoratum - Large Sweet Vernal Grass
Bromus japonicus - Japanese Brome
Bromus racemosus - Bald Brome
Bromus sterilis - Poverty Brome
Coleataenia anceps - Beaked Cut-Throat Grass
Dactylis glomerata - Orchard Grass
Danthonia spicata - Poverty Wild Oat Grass
Dichanthelium boscii - Bosc's Witch Grass
Dichanthelium commutatum - Variable Witch Grass
Echinochloa crus-galli - Large Barnyard Grass
Echinochloa muricata - Rough Barnyard Grass
Elymus hystrix - Eastern Bottle-Brush Grass
Elymus hystrix var. hystrix - Eastern Bottle-Brush Grass
Elymus riparius - River-Bank Wild Rye
Holcus lanatus - Common Velvet Grass
Lolium perenne - Perennial Rye Grass
Microstegium vimineum - Japanese Stilt Grass
Panicum virgatum - Wand Panic Grass
Phalaris arundinacea - Reed Canary Grass
Phleum pratense - Common Timothy
Poa annua - Annual Blue Grass
Poa cuspidata - Early Blue Grass
Setaria faberi - Japanese Bristle Grass
Setaria parviflora - Marsh Bristle Grass
Sphenopholis nitida - Shiny Wedgescale
Tridens flavus - Tall Redtop
Tripsacum dactyloides - Eastern Mock Grama
Rumex crispus - Curly Dock
Stuckenia pectinata - Sago False Pondweed
Adiantum pedatum - Northern Maidenhair
Myriopteris lanosa - Hairy Lip Fern
Myriopteris rufa - Eaton's Lip Fern
Pellaea atropurpurea - Purple-Stem Cliffbrake
Cephalanthus occidentalis - Common Buttonbush
Galium aparine - Sticky-Willy
Acer negundo - Ash-Leaf Maple
Acer rubrum - Red Maple
Acer saccharinum - Silver Maple
Acer saccharum - Sugar Maple