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A Vascular Flora of the Ivy Creek Natural Area, Fourth Edition

Alphabetical List of Scientific Names

Ferns and their Allies

Scientific Name Common Name Family

Adiantum pedatum Maidenhair Adiantaceae Asplenium platyneuron Ebony spleenwort rhizophyllum Walking fern trichomanes Maidenhair spleenwort Athyrium asplenioides Southern lady fern Aspleniaceae Botrychium dissectum Grape fern Ophioglossaceae obliquum Grape fern virginianum Rattlesnake fern Dennstaedtia punctilobula Hay-scented fern Dennstaedtiaceae Dryopteris cristata Crested woodfern Aspleniaceae intermedia Intermediate woodfern marginalis Marginal wood fern spinulosa Spinulose wood fern Lycopodium digitatum Running cedar Lycopodiaceae lucidulum Shining club moss obscurum Ground pine Onoclea sensibilis Sensitive fern Ophioglossum vulgatum Adder's-tongue fern Ophioglossaceae Osmunda cinnamomea Cinnamon fern Osmundaceae claytoniana Interrupted fern regalis Royal fern Phegopteris hexagonoptera Broad beech fern Aspleniaceae Polypodium virginianum Common polypody Polypodiaceae Polystichum acrostichoides Christmas fern Aspleniaceae Pteridium aquilinum Bracken fern Dennstaedtiaceae Selaginella apoda Meadow spikemoss Selaginellaceae Thelypteris noveboracensis New York fern Aspleniaceae palustris Marsh fern obtusa Blunt-lobed woodsia Aspleniaceae

Gymnosperms

Scientific Name Common Name Family

Juniperus virginiana Eastern red cedar Cupressaceae Pinus echinata Shortleaf pine Pinaceae rigida Pitch pine strobus White pine taeda Loblolly pine virginiana Virginia pine Tsuga canadensis Hemlock Pinaceae

* not found during 2010 survey Page 1 Monocots

Scientific Name Common Name Family

Acorus calmus * Sweetflag Araceae Agrostis gigantea Redtop Poaceae perennans Autumn bent Alisma subcordatum Water plantain Alismataceae Allium vineale Field garlic Lilaceae Andropogon gerardii Big bluestem Poaceae scoparius Little bluestem ternarius Split stem bluestem virginicus Broom sedge Anthoxanthum odoratum Sweet vernal grass Poaceae Aplectrum hyemale Adam-and-Eve orchid Orchidaceae Arisaema triphyllum Jack-in-the-pulpit Araceae Arthraxon hispidus Carpet grass Poaceae Asparagus officinalis Asparagus Lilaceae Belamcanda chinensis Blackberry lily Iridaceae Brachyelytrum erectum Long awned wool grass Poaceae Bromus inermis Smooth brome grass Poaceae japonicus Japanese brome grass pubescens Brome grass racemosus Hairy chess sterilis Barren brome grass Carex albicans Cyperaceae amphibola argyrantha blanda caroliniana cephalophora complanata * crinita debilis digitalis festucacea frankii grisea intumescens laevivaginata laxiculmis laxiflora leptalea lurida nigromarginata normalis pensylvanica platyphylla prasina rosea scabrata * stipata * striatula swanii

* Plant not found during 2010 survey Page 2 tribuloides umbellata virescens * vulpinoidea Foxtail sedge Chamaelirium luteum * Devil's bit, Blazing star Lilaceae Cinna arundinacea Wood reed Poaceae Commelina communis Asiatic dayflower Commelinaceae Corallorhiza odontorhiza Autumn coralroot Orchidaceae Cynodon dactylon Bermuda grass, Wiregrass Poaceae Cyperus echinatus * Cyperaceae erythrorhizos flavescens lancastriensis lupulinus strigosus Umbrella sedge tenuifolius Dactylis glomerata Orchard grass Poaceae Danthonia spicata Poverty oatgrass Poaceae Dichanthelium acuminatum var fasciculatum Poaceae boscii Bosc's panic grass clandestinum Deer tongue grass commutatum Variable panic grass depauperatum * Starved panic grass dichotomum Bushy panic grass lanuginosum Hairy panic grass polyanthes Many flowered panic grass scoparium Velvet panic grass sphaerocarpon Round fruited panic grass Digitaria ischaemum Smooth crabgrass Poaceae sanguinalis Crab grass Dioscorea villosa Wild yam Dioscoreaceae Echinochloa crusgalli Barnyard grass Poaceae Eleocharis obtusa Common spike rush Cyperaceae Eleusine indica Goose grass Poaceae Elodea canadensis Water weed Hydrocharitaceae Elymus riparius Rye grass Poaceae villosus Rye grass Eragrostis capillaris Lovegrass Poaceae hypnoides Creeping lovegrass pilosa Lovegrass spectabilis Purple lovegrass Erianthus alopecuroides Plumegrass Poaceae Festuca elatior Meadow fescue, tall fescue Poaceae obtusa Nodding fescue octoflora Six-weeks fescue Fimbristylis autumnalis Cyperaceae Glyceria striata Fowl mannagrass Poaceae Goodyera pubescens Rattlesnake plantain Orchidaceae Habenaria clavellata Club-spurred rein orchid Orchidaceae Hemerocallis fulva Daylily Lilaceae Heteranthera reniformis Mud plantain Pontederiaceae Holcus lanatus Velvet grass Poaceae Hypoxis hirsuta Yellow star-grass Amaryllidaceae Iris pseudacorus Yellow flag Iridaceae Isotria verticillata Whorled pogonia Orchidaceae

* Plant not found during 2010 survey Page 3 Juncus effusus Common rush Juncaceae secundus subcaudatus * Rush tenuis Path rush Leersia oryzoides Rice cutgrass Poaceae virginica White grass Liparis lilifolia Lily leaf twayblade Orchidaceae Liriope graminifolia Liriope, Monkey grass Lilaceae Lolium perenne Perennial rye grass Poaceae Luzula echinata Wood rush Juncaceae Medeola virginiana Indian cucumber Lilaceae Microstegium vimineum Japanese stilt grass Poaceae Muhlenbergia schreberi Nimble Will Poaceae Murdannia keisak Wartremoving herb Commelinaceae Muscari neglectum Grape hyacinth Lilaceae Orchis spectabilis Showy orchis Orchidaceae Panicum anceps Beaked panic grass Poaceae capillare Witch grass dichotomiflorum Spreading witch grass rigidulum Red topped panic grass virgatum Switchgrass Paspalum laeve Smooth paspalum Poaceae Peltandra virginica Arrow arum Araceae Phalaris arundinacea Reed canary grass Poaceae Phleum pratense Timothy Poaceae Poa annua Annual bluegrass Poaceae compressa Canada bluegrass cuspidata Short-leaved bluegrass pratensis Kentucky bluegrass trivialis Rough bluegrass Polygonatum biflorum true Solomon's seal Lilaceae Pontederia cordata Pickerelweed Pontederiaceae Sagittaria latifolia Arrowhead Alismataceae Scirpus atrovirens Cyperaceae cyperinus Wool grass polyphyllus Many-leaved bullrush Scleria triglomerata Nut rush Cyperaceae Setaria faberi Faber's foxtail Poaceae geniculata Foxtail grass glauca Foxtail grass Sisyrinchium angustifolium Blue-eyed grass Iridaceae Smilacina racemosa false Solomon's seal Lilaceae Smilax glauca Catbrier Lilaceae rotundifolia Catbrier Sorghastrum nutans Indian grass Poaceae Sorghum halepense Johnson grass Poaceae Sparganium americanum American bur reed Sparganiaceae Sphenopholis nitida Wedge grass Poaceae Spiranthes cernua * Nodding ladies' tresses Orchidaceae gracilis Slender ladies' tresses ovalis Lesser ladies' tresses Spirodela polyrhiza Greater duckweed Lemnaceae Stipa avenacea Black needle grass Poaceae Symplocarpus foetidus Skunk cabbage Araceae Tipularia discolor Cranefly orchid Orchidaceae

* Plant not found during 2010 survey Page 4 Tridens flavus Grease grass, Purple top grass Poaceae Typha latifolia Cattail Typhaceae Uniola laxa Poaceae Uvularia perfoliata Bellflower Lilaceae Wolffia papulifera Water-meal Lemnaceae

Dicots

Scientific Name Common Name Family

Acalypha rhomboidea Three-seeded mercury Euphorbiaceae virginica Three-seeded mercury Acer negundo Box elder Aceraceae rubrum Red maple Achillea millefolium Yarrow Asteraceae Actaea pachypoda Baneberry, Doll's eye Ranunculaceae Agrimonia parviflora Small flowered agrimony Rosaceae pubscens Downy agrimony rostellata Beaked agrimony Ailanthus altissima Tree of heaven Simaroubaceae Albizia julibrissin Mimosa Fabaceae Alchemilla microcarpa Rosaceae Alnus serrulata Smooth alder Betulaceae Amaranthus spinosus Spiny amaranthus Amaranthaceae Ambrosia artemisiifolia Common ragweed Asteraceae trifida Giant ragweed Amelanchier arborea Common serviceberry Rosaceae canadensis * Shadbush Amorpha fruticosa False indigo bush Fabaceae Amphicarpa bracteata Hog-peanut Fabaceae Anemone virginiana Thimbleweed Ranunculaceae Anemonella thalictroides Rue anemone Ranunculaceae Angelica venenosa Hairy angelica Apiaceae Antennaria plantaginifolia Pussytoes Asteraceae Apios americana Groundnut Fabaceae Apocynum androsaemifolium Spreading dogbane cannabinum Indian hemp Arabidopsis thaliana * Mouse-ear cress Brassicaceae Arabis canadensis Sicklepod Brassicaceae laevigata Smooth rock cress Aralia nudicaulis Wild sarsaparilla Araliaceae racemosa * American spikenard Arctium minus * Burdock Asteraceae Aristolochia serpentaria Virginia snakeroot Aristolochiaceae Aruncus dioicus * Goatsbeard Rosaceae Asarum canadense Canada wild ginger Aristolochiaceae Asclepias amplexicaulis Clasping milkweed Asclepiadaceae incarnata Swamp milkweed syriaca Common milkweed tuberosa Butterfly weed variegata White milkweed verticillata Whorled milkweed viridiflora Green-flowered milkweed Asimina triloba Pawpaw Annonaceae

* Plant not found during 2010 survey Page 5 Aster cordifolius * Blue wood aster Asteraceae divaricatus White wood aster dumosus Bushy white aster lateriflorus Starved aster pilosus White heath aster puniceus * Purple-stemmedaster undulatus Wavy-leaved aster vimineus * Small wood aster Aureolaria flava Smooth yellow foxglove Scrophulariaceae laevigata False foxglove virginica Downy false foxglove Barbarea vulgaris Winter cress Brassicaceae Berberis thunbergii Japanese barberry Berberidaceae Betula lenta Black birch Betulaceae Bidens bipinnata Spanish needles Asteraceae cernua Nodding beggar-ticks frondosa Beggar-ticks tripartita Beggar-ticks Boehmeria cylindrica False nettle Urticaceae Brassica rapa Turnip Brassicaceae Callitriche heterophylla Larger water starwort Callitrichaceae Calystegia sepium Hedge bindweed spithamaea Low bindweed Campsis radicans Trumpet creeper Bignoniaceae Capsella bursa-pastoris Shepherd's purse Brassicaceae Cardamine hirsuta Hairy bittercress Brassicaceae pensylvanica Pennsylvania bittercress Carduus acanthoides Musk thistle, Plumeless thistle Asteraceae Carpinus caroliniana American hornbeam Betulaceae Carya cordiformis Bitternut hickory Juglandaceae glabra Pignut hickory ovalis Red hickory ovata * Shagbark hickory tomentosa Mockernut hickory Cassia chamaecrista * Partridge pea Fabaceae hebecarpa * Wild senna marilandica Wild senna nictitans Sensitive plant Castanea dentata American chestnut Fagaceae pumila Chinquapin Catalpa speciosa Catalpa Bignoniaceae Ceanothus americanus * New Jersey tea Rhamnaceae Celastrus orbiculatus Asiatic bittersweet Celastraceae Celtis occidentalis Hackberry Ulmaceae Centaurea maculosa Spotted knappweed Asteraceae Cephalanthus occidentalis Buttonbush Rubiaceae Cerastium glomeratum Mouse-ear chickweed Caryophyllaceae semidecandrum Dwarf mouse-ear chickweed Cercis canadensis Redbud Fabaceae Chelone glabra Turtlehead Scrophulariaceae Chenopodium album * Lamb's quarters Chenopodiaceae ambrosioides * Mexican tea Chimaphila maculata Striped wintergreen Ericaceae umbellata * Pipsissewa Chionanthus virginicus Fringetree Oleaceae

* Plant not found during 2010 survey Page 6 Chondrilla juncea Skeletonweed Asteraceae Chrysanthemum leucanthemum Ox-eye daisy Asteraceae Chrysogonum virginianum Green and gold, Golden star Asteraceae Chrysosplenium americanum Golden saxifrage Saxifragaceae Cichorium intybus * Chicory Asteraceae Cicuta maculata Water hemlock Apiaceae Cimicifuga racemosa Black cohosh Ranunculaceae Circaea lutetiana Enchanter's nightshade Onagraceae Cirsium discolor Field thistle Asteraceae pumilum Pasture thistle vulgare * Bull thistle Clitoria mariana Butterfly pea Fabaceae Collinsonia canadensis Horse balm Lamiaceae Conopholis americana * Squawroot Orobanchaceae Convolvulus arvensis Bindweed Convolvulaceae Coreopsis verticillata Thread leaf coreopsis Asteraceae Cornus amomum Silky dogwood Cornaceae florida Flowering dogwood Coronilla varia Crown vetch Fabaceae Corydalis flavula Yellow corydalis Fumariaceae Corylus americana Hazelnut Betulaceae Crataegus sp. Hawthorn Rosaceae uniflora Hawthorn Croton glandulosus Tooth-leaved croton Euphorbiaceae Cryptotaenia canadensis Honewort Apiaceae Cunila origanoides Dittany Lamiaceae Cuscuta gronovii Common dodder Convolvulaceae laeve Honey vine, Swallow vine Asclepiadaceae Datura stramonium Jimson weed Solanaceae Daucus carota Anne's lace Apiaceae Desmodium canescens * Hoary tick-trefoil Fabaceae ciliare Hairy small leaved tick-trefoil glabellum Dillen's tick-trefoil glutinosum * Pointed-leaved tick-trefoil laevigatum Smooth tick-trefoil marilandicum Maryland tick-trefoil nudiflorum Naked-flowered tick-trefoil paniculatum Pannicled tick-trefoil rotundifolium * Prostrate tick-trefoil sessilifolium * Sessile-leaved tick trefoil viridiflorum Velvety tick-trefoil Dianthus armeria Deptford pink Caryophyllaceae Diodia teres Buttonweed Rubiaceae virginiana Virginia button-weed Diospyros virginiana Persimmon Ebenaceae Duchesnea indica Indian strawberry Rosaceae Eclipta alba Yerba de Tado Asteraceae Elaeagnus umbellata Autumn olive Elaeagnaceae Elephantopus carolinianus Elephant's foot Asteraceae Epifagus virginiana Beech drops Orobanchaceae Epigaea repens Trailing arbutus Ericaceae Epilobium coloratum Purple-leaved willow-herb Onagraceae Erechtites hieracifolia Fireweed Asteraceae Erigeron annuus Daisy fleabane Asteraceae canadensis Horseweed

* Plant not found during 2010 survey Page 7 philadelphicus Daisy fleabane pulchellus Robin's plantain strigosus Daisy fleabane Erodium cicutarium * Storksbill Geraniaceae Euonymus alatus Burning bush Celastraceae americanus Strawberry bush Eupatoriadelphus fistulosus Common Joe-Pye-weed Asteraceae Eupatorium album White thoroughwort Asteraceae altissimum * Tall thoroughwort coelestinum Mist flower godfreyanum Thoroughwort hyssopifolium Hyssop-leaved boneset perfoliatum Boneset pilosum * Hairy thoroughwort rugosum White snakeroot serotinum Late-flowering boneset sessilifolium * Upland boneset Euphorbia corollata Flowering spurge Euphorbiaceae maculata Eyebane supina Prostate spurge Fagus grandifolia Beech Fagaceae Fragaria virginiana Wild strawberry Rosaceae Fraxinus americana White ash Oleaceae Galinsoga quadriradiata Devil's delight Asteraceae Galium aparine Cleavers Rubiaceae circaezans Wild licorice obtusum Blunt-leaved bedstraw pedemontanum pilosum Hairy bedstraw tinctorium * Clayton's bedstraw triflorum Sweet-scented bedstraw Gaylussacia baccata Black huckleberry Ericaceae Geranium carolinianum Carolina crane's bill Geraniaceae maculatum Wild geranium molle Dove foot geranium Geum canadense White avens Rosaceae Gillenia trifoliata * Indian physic Rosaceae Glechoma hederacea Gill over the ground Lamiaceae Gleditisia triacanthos Honey locust Fabaceae Gnaphalium obtusifolium Rabbit tobacco Asteraceae purpureum Purple cudweed Gratiola neglecta Clammy hedge hyssop Scrophulariaceae Hamamelis virginiana Witch hazel Hamamelidaceae Hedeoma pulegioides American pennyroyal Lamiaceae Hedera helix English ivy Araliaceae Helianthus decapetalus Thin-leaved sunflower Asteraceae grosseserratus * Sawtooth sunflower strumosus * Pale-leaved sunflower Hepatica americana Hepatica Ranunculaceae Heterotheca mariana Golden aster Asteraceae Heuchera americana Alum root Saxifragaceae Hexastylis virginica Evergreen wild ginger Aristolochiaceae Hibiscus moscheutos Rose mallow Malvaceae Hieracium caespitosum King Devil Asteraceae gronovii Hairy hawkweed

* Plant not found during 2010 survey Page 8 paniculatum * Woodland hawkweed pilosella Mouse-ear hawkweed scabrum Rough hawkweed venosum Rattlesnake weed Holosteum umbellatum * Jagged chickwed Caryophyllaceae Houstonia caerulea Bluets Rubiaceae longifolia Long-leaved summer bluets purpurea Large bluets tenuifolia Narrow-leaved houstonia Hydrangea arborescens Wild hydrangea Saxifragaceae Hypericum hypericoides Pineweed Hypericaceae mutilum Dwarf St. Johnswort perforatum Common St. Johnswort punctatum Spotted St. Johnswort stans St. Peterswort walteri Greater marsh St. Johnswort Ilex opaca American holly Aquifoliaceae verticillata Winterberry Impatiens capensis Jewelweed Balsaminaceae Ipomoea hederacea Ivy-leaved morning glory Convolvulaceae lacunosa Small white morning glory pandurata Wild potato vine purpurea Morning glory Juglans cinerea Butternut Juglandaceae nigra Black walnut Justicia americana Water willow Acanthaceae Kalmia latifolia Mountain laurel Ericaceae Krigia virginica Dwarf dandelion Asteraceae Lactuca biennis Wild lettuce Asteraceae canadensis Wild lettuce Lamium amplexicaule Henbit Lamiaceae purpureum Purple dead nettle Lechea racemulosa Pinweed Cistaceae Leonurus cardiaca Motherwort Lamiaceae Lepidium campestre Field cress Brassicaceae virginicum Peppergrass Lespedeza capitata * Round-headed bush-clover Fabaceae cuneata Sericea hirta Hairy bush-clover intermedia Wand-like bush-clover procumbens Trailing bush-clover repens Creeping bush-clover striata * Japanese bush-clover violacea Violet bush-clover Ligustrum sinense Privet Oleaceae Linaria canadensis Toad flax Scrophulariaceae vulgaris * Butter-and-eggs Lindera benzoin Spicebush Lauraceae Lindernia dubia False pimpernel Scrophulariaceae Linum medium Yellow flax Linaceae virginianum Yellow flax Liriodendron tulipifera Tulip popular Magnoliaceae Lithospermum arvense Corn gromwell Boraginaceae Lobelia cardinalis Cardinal flower Campanulaceae inflata Indian tobacco

* Plant not found during 2010 survey Page 9 spicata Spiked lobelia Lonicera japonica Japanese honeysuckle Caprifoliaceae Ludwigia alternifolia Seedbox Onagraceae decurrens Primrose willow palustris Marsh purslane peploides Creeping water-primrose Lycopus americanus Water horehound Lamiaceae uniflorus Northern bugleweed virginicus Virginia bugleweed Lyonia ligustrina Maleberry Ericaceae Lysimachia ciliata Fringed loosestrife Primulaceae nummularia Moneywort quadrifolia Whorled loosestrife Maclura pomifera Osage orange Moraceae Malva neglecta Common mallow Malvaceae Matelea obliqua Angle pod Asclepiadaceae Medicago sativa * Alfalfa Fabaceae Melilotus alba White sweetclover Fabaceae officinalis Yellow sweetclover Menispermum canadense Moon seed Menispermaceae Mentha piperita Peppermint Lamiaceae spicata * Spearmint Mertensia virginica Virginia bluebells Boraginaceae Mimulus alatus Tall monkeyflower Scrophulariaceae ringens Common monkeyflower Mitchella repens Partridgeberry Rubiaceae Mollago verticillata Carpet weed Aizoaceae Monarda fistulosa Wild bergamot Lamiaceae punctata Horsemint Monotropa hypopithys Pinesap Ericaceae uniflora Indian pipe Morus alba White mulberry Moraceae rubra Red mulberry Myosotis laxa Smaller forget me not Boraginaceae macrosperma Scorpion grass Nepeta cataria Catnip Lamiaceae Nyssa sylvatica Black gum Nyssaceae Oenothera biennis Evening primrose Onagraceae laciniata Cut-leaved evening primrose Osmorhiza claytoni * Hairy sweet cicely Apiaceae Ostrya virginiana Hop hornbeam Betulaceae Oxalis corniculata Creeping oxalis Oxalidaceae dillenii Upright yellow wood sorrel stricta Sorrel violacea Violet wood sorrel Oxypolis rigidior Cowbane Apiaceae Paronychia canadensis Smooth forked nailwort Caryophyllaceae fastigiata Hairy forked nailwort Parthenocissus quinquefolia Virginia creeper Vitaceae Passiflora lutea Yellow passion-flower Passifloraceae Paulownia tomentosa Princess tree Scrophulariaceae Penthorum sedoides Ditch stonecrop Saxifragaceae Perilla frutescens Beefsteak plant Lamiaceae Phoradendron serotinum Mistletoe Loranthaceae Phryma leptostachya Lopseed Phrymaceae

* Plant not found during 2010 survey Page 10 Physalis heterophylla Ground cherry Solanaceae Phytolacca americana Pokeweed Phytolaccaceae Pilea pumila Clearweed Urticaceae Plantago aristata Bracted plantain Plantaginaceae lanceolata Narrow-leaved plantain rugelii Plantain virginica Dwarf plantain Platanus occidentalis Sycamore Platanaceae Podophyllum peltatum May apple, Mandrake Berberidaceae Polygonum arifolium Halberd-leaved tearthumb Polygonaceae aviculare Knotweed caespitosum Asiatic water pepper hydropiper Common smartweed lapathifolium Dock-leaved smartweed pensylvanicum Pennsylvania smartweed persicaria Lady's thumb punctatum Water smartweed sagittatum Arrowleaf tearthumb scandens Climbing false buckwheat virginiana Jumpseed (Tovara) Populus grandidentata * Bigtooth aspen Salicaceae Potentilla canadensis Canada cinquefoil Rosaceae norvegica * Rough cinquefoil recta Upright cinquefoil simplex Old field cinquefoil Prenanthes alba * White lettuce Asteraceae Prunella vulgaris Heal-all Lamiaceae Prunus avium Sweet cherry Rosaceae serotina Black cherry Pycnanthemum tenuifolium * Narrow-leaved mountain mint Lamiaceae Pyrola rotundifolia * American wintergreen Ericaceae Pyrrhopappus carolinianus * False dandelion Asteraceae Pyrus communis Pear Rosaceae malus Apple Quercus alba White oak Fagaceae coccinea Scarlet oak falcata Southern red oak prinus Chestnut oak rubra Red oak stellata Post oak velutina Black oak Ranunculus abortivus Kidney-leaved buttercup Ranunculaceae bulbosus Bulbous buttercup recurvatus Hooked buttercup Rhamnus caroliniana Carolina buckthorn Rhamnaceae Rhododendron periclymenoides Wild azalea Ericaceae Rhus copallina Winged sumac Anacardiaceae glabra Smooth sumac radicans Poison Ivy Robinia pseudoacacia Black locust Fabaceae Rorippa palustris March yellow cress Brassicaceae Rosa carolina * Carolina rose Rosaceae multiflora Multiflora rose Rotala ramosior Tooth cup Lythraceae Rubus argutus Blackberry Rosaceae

* Plant not found during 2010 survey Page 11 flagellaris Dewberry occidentalis Black raspberry pensilvanicus Pennsylvania blackberry phoenicolasius Wineberry Rudbeckia hirta Black-eyed Susan Asteraceae laciniata Tall coneflower Ruellia caroliniensis Wild petunia Acanthaceae Rumex acetosella Sheep sorrel Polygonaceae conglomeratus Dock crispus Curly dock Sabatia angularis Rose pink Gentianaceae Salix nigra Black willow Salicaceae Salvia lyrata Lyre-leaved sage Lamiaceae Sambucus canadensis Elderberry Caprifoliaceae Sanguinaria canadensis Bloodroot Papaveraceae Sanicula canadensis Black snakeroot Apiaceae marilandica * Snakeroot Sassafras albidum Sassafras Lauraceae Satureja vulgaris Basil Lamiaceae Saxifraga virginiensis * Early saxifrage Saxifragaceae Scleranthus annuus * Knawel Caryophyllaceae Scrophularia marilandica * Maryland figwort Scrophulariaceae Scutellaria elliptica Hairy skullcap Lamiaceae integrifolia Hyssop skullcap lateriflora Mad-dog skullcap serrata * Showy skullcap Senecio anonymus Ragwort Asteraceae aureus Golden ragwort Sericocarpus asteroides Toothed white topped aster Asteraceae Sicyos angulatus Bur cucumber Cucurbitaceae Sida spinosa Prickly mallow Malvaceae Silene antirrhina * Sleepy catchfly Caryophyllaceae caroliniana * Wild pink cucubalus Bladder campion virginica Fire pink Sisymbrium altissimum * Tumble mustard Brassicaceae Solanum carolinense Horsenettle Solanaceae nigrum var. virginicum Black nightshade Solidago altissima Tall goldenrod Asteraceae bicolor Silverrod caesia Wreath goldenrod canadensis Tall goldenrod erecta Slender goldenrod gigantea Late goldenrod juncea Early goldenrod nemoralis Gray goldenrod odora Sweet goldenrod rugosa Rough goldenrod Spiraea alba var. latifolia Meadowsweet Rosaceae betulifolia * Dwarf Spirea Stellaria media Common chickweed Caryophyllaceae pubera Giant chickweed, Great, Showy Symphoricarpos orbiculartus Coral berry Caprifoliaceae Taraxacum officinale Dandelion Asteraceae Tephrosia virginiana Goat's rue Fabaceae

* Plant not found during 2010 survey Page 12 Teucrium canadense Germander Lamiaceae Thalictrum pubescens Late meadowrue Ranunculaceae revolutum * Meadowrue Thaspium barbinode Hairy jointed meadow parsnip Apiaceae Thlaspi arvense Field pennycress Brassicaceae Tragopogon pratensis * Yellow goatsbeard Asteraceae Trichostema dichotomum Blue curls Lamiaceae Trifolium agrarium Hop clover Fabaceae arvense Rabbitsfoot clover campestre Low hop clover dubium Least hop clover pratense Red clover repens White clover Triodanis perfoliata Venus' looking glass Campanulaceae Ulmus americana American elm Ulmaceae Vaccinium corymbosum High bush blueberry Ericaceae pallidum Lowbush blueberry stamineum Deerberry Valerianella locusta * Blue corn salad Valerianaceae olitoria Corn salad Verbascum blattaria Moth mullein Scrophulariaceae thapsus Common mullein Verbena urticifolia White vervain Verbenaceae Verbesina alternifolia Wingstem Asteraceae occidentalis Crown-beard Vernonia noveboracensis New York ironweed Asteraceae Veronica arvensis Corn speedwell Scrophulariaceae hederaefolia Ivy-leaved speedwell officinialis Common speedwell peregrina Purslane speedwell persica Persian speedwell serpyllifolia Thyme-leaved speedwell Viburnum acerifolium Maple-leaved viburnum Caprifoliaceae dentatum * Southern arrowwood nudum Possum haw prunifolium Black haw Vicia angustifolia (sativa) Common vetch Fabaceae Viola cucullata Marsh violet Violaceae palmata Wood violet papilionacea Common blue violet pedata * Bird’s-foot violet rafinesquii Field pansy sororia Downy wood violet Vitis labrusca Fox grape Vitaceae riparia * Riverbank grape vulpina Winter grape Wisteria sinensis Wisteria Fabaceae Xanthium strumarium Cocklebur Asteraceae Youngia japonica Japanese hawkweed Asteraceae

Compiled by Tim Williams

* Plant not found during 2010 survey Page 13