Trees & Shrubs cont. Common Name Scientific Name Invasive? Common Name Scientific Name Invasive? 24 Dogwood, Pagoda Cornus alternifolia Native 71 allegheniensis Native 25 Dogwood, Swamp Cornus amomum Native 72 Creeper, Virginia Parthenocissus quinqu. Native Nature Walk Use A 26 Elder, American Sambucus canadensis Native 73 Cucumber, Bur Sicyos angulatus Native ID App! 27 Elm, Slippery Ulmus rubra Native 74 Dewberry Rubus flagellaris Native 28 Hawthorn, Cockspur Crataegus crus-galli Native 75 Dodder gronovii Native Plant Checklist Identify with the 29 Hazelnut, American Corylus americana Native 76 Grape, Fox labrusca Native 30 Hemlock, Eastern Tsuga canadensis Native 77 Grape, Winter Vitis vulpina Native iNaturalist app (find it in your 31 Hickory, Bitternut Carya cordiformis Native 78 Greenbrier, Round- Smilax rotundifolia Native favorite app store then install it 32 Hickory, Mockernut Carya alba Native 79 Honeysuckle, Japanese Lonicera japonica Invasive to your phone or tablet) and then 33 Hickory, Pignut Carya glabra Native 80 Mile-a-minute Polygonum perfoliatum Invasive 34 Hickory Shagbark Carya ovata Native 81 Morning Glory, Ivy-leaved Ipomea hederacea Invasive mark off the plants you find here. 35 Holly, American Ilex opaca Native 82 Nightshade, Deadly Solanum dulcamara Non-native Your iNaturalist post can help 36 Ironwood Carpinus caroliniana Native 83 Oriental Bittersweet Celastrus orbiculatus Invasive 37 Laurel, Mountain Kalmia latifolia Native 84 Poison Ivy Native nature-supporting 38 Locust, Black Robinia pseudo-acacia Invasive 85 Porclain- Ampelopsis breviped. Invasive research! 39 Maple, Norway Acer platanoides Invasive 86 Virgin’s Bower virginiana Native 40 Maple, Red Acer rubrum Native 87 Wineberry Rubus phoenicolasius Invasive 41 Maple, Silver Acer saccharinum Native 42 Mulberry, White Morus alba Invasive 43 Multiflora Rose Rosa multiflora Invasive 44 Oak, Black Quercus velutina Native Trees & Shrubs 45 Oak, Chestnut Quercus prinus Native 46 Oak, Red Quercus rubra Native Common Name Scientific Name Invasive? 47 Oak, Pin Quercus palustris Native Ferns & Fern Allies 1 Ash, Green Fraxinus pennsylanica Native 48 Oak, White Quercus alba Native 2 Ash, White Fraxinus americana Native 49 Olive, Autumn Elaeagnus umbellata Invasive Common Name Scientific Name Invasive? 3 Aspen, Bigtooth Populus grandidentata Native 50 Osage-orange Maclura pomifera Non-native 88 Broad Beech Fern Phegopteris hexagonop. Native For These Locations 4 Barberry, Japanese Berberis thunbergii Invasive 51 Photinia Photinia villosa Invasive 89 Christmas Fern Polystichum acrostich. Native 5 Basswood, American Tilia americana Native 52 Pine, White Pinus strobus Native 90 Cinnamon Fern Osmunda cinnamomea Native Ashland Nature Center 6 Beech, American Fagus grandifolia Native 53 Princess Tree Paulownia tomentosa Invasive 91 Clubmoss, Shinning Huperzia lucidula Native Coverdale Farm Preserve 7 Birch, Cherry Betula lenta Native 54 Sassafras Sassafras albidum Native 92 Clubmoss, Tree Lycopodium obscurum Native 8 Birch, River Betula nigra Native 55 Spicebush Lindera benzoin Native 93 Crested Fern Dryopteris cristata Native Flint Woods 9 Black-gum Nyssa sylvatica Native 56 Spruce, Norway Picea abies Non-native 94 Cut-leaved Grapefern Botrychium dissectum Native 10 Bladdernut Staphylia trifolia Native 57 Sumac, Shining Rhus copallina Native 95 Ebony Spleenwort Asplenium platyneuron Native 11 Blueberry, Highbush Vaccinium corymbos. Native 58 Sumac, Smooth Rhus glabra Native 96 Field Horsetail Equisetum arvense Native 12 Blueberry, Lowbush Vaccinium palladum Native 59 Sweetgum Liquidambar styraciflua Native 97 Giant Wood Fern Dryopteris goldiana Native 13 Box Elder Acer negundo Native 60 Sycamore Platanus occidentalis Native 98 Ground Pine Diphasiastrum digitatum Native 14 Bush-hy.sckl, Amur Lonicera maackii Invasive 61 Tulip-tree Liriodendron tulipifera Native 99 Hay-scented Fern Dennstaedtia punctilob. Native 15 Bush-hy.sckl., Marrow’s Lonicera morrowii Invasive 62 Viburnum, Blackhaw Viburnum prunifolium Native 100 Intermediate Woodfern Dryopteris intermedia Native 16 Butternut Julans cinerea Native 63 Viburnum, Ex. Arrowood Viburnum dilatatum Non-native 101 Interrupted Fern Osmunda claytoniana Native 17 Buttonbush Cephalanthus occident. Native 64 Viburnum, Mapleleaf Viburnum acerifolium Native 102 Marginal Woodfern Dryopteris marginalis Native 18 Cedar, Red Juniperus virginiana Native 65 Walnut, Black Juglans nigra Native 103 Northern Lady Fern Athyrium filix-femina Native 19 Cherry, Black Prunus serotina Native 66 Willow, Black Salix nigra Native 104 Polypody Polypodium virginianum Native 20 Cherry, Sweet Prunus avium Invasive 67 Willow, Weeping Salix babylonica Non-native 105 Rattle-snake Fern Botrychium virginianum Native Delaware Nature Society 21 Common Alder Alnus serrulata Native 68 Winged Burningbush Euonymous alatus Invasive 106 Sensitive Fern Onoclea sensibillis Native P.O. Box 700, Hockessin, DE 19707 22 Crabapple** Malus coronaria Invasive 69 Winterberry Ilex verticillata Native 107 Silvery Spleenwort Deparia acrostichoides Native 23 Dogwood, Flowering Cornus florida Native 70 Witch-hazel Hamamelis virginiana Native 108 Spinulous Woodfern Dryopteris carthusiana Native 302.239.2334 | DelNature.org/Ashland Wildflowers Wildflowers cont. Wildflowers cont. Wildflowers cont. Common Name Scientific Name Invasive? Common Name Scientific Name Invasive? Common Name Scientific Name Invasive? Common Name Scientific Name Invasive? 109 Agrimoney, Small-flwr Agrimonia parviflora Native 156 Dock, Curly Rumex obtusifolius Non-native 203 Mugwort Artemisia vulgaris Invasive 250 Thistle, Spiny-leaf Sow Sonchus asper Native 110 Alumroot Heuchera americana Native 157 Dogbane (Indian Hemp) Apcynum cannabinum Native 204 Mullein, Common Verbascum thapsus Non-native 251 Tobacco, Indian Lobelia inflata Native 111 Anemone, Rue Thalictrum thalictroides Native 158 Dutchman’s Breeches Dicentra cucullaria Native 205 Mullein, Moth Verbascum blattaria Non-native 252 Toothwort, Cut-leaved Cardamine concatenata Native 112 Anemone, Wood Anemone quinquefolia Native 159 Fleabane Erigeron strigosus Native 206 Mustard, Field Brassica rapa Non-native 253 Trillium, Nodding Trillium cernuum Native 113 Aster, Calico Symphyotrichum lance. Native 160 Fleabane, Common Erigeron philadelphicus Native 207 Mustard, Garlic Alliaria petiolata Invasive 254 Venus’ Looking-glass Triodanis perfoliata Native 114 Aster, Heath Symphyotri. pilosum Native 161 Fleabane, Daisey Erigeron annus Native 208 Nettle, Horse Solanum carolnense Native 255 Vervain, Blue Verbena hastata Native 115 Aster, New England Symphyo. novae-angliae Native 162 Geranium, Wild Geranium maculatum Native 209 Nettle, Purple Dead- Lamium purpureum Non-native 256 Vervain, White Verbena urticifolia Native 116 Aster, Panicled Symphyo. lanceolatum Native 163 Ginger, Wild Asarum canadense Native 210 Nettle, Stinging Urtrica dioica Non-native 257 Violet, Common Blue Viola sororia Native 117 Aster, White Wood Eurybia divericata Native 164 Ginsing, Dwarf Panax tirfolius Native 211 Nettle, Wood canadensis Native 258 Violet, Smooth Yellow Viola eriocarpa Native 118 Avens, White Geum canadense Native 165 Goldenrod, Canada Solidago canadensis Native 212 Nightshade, Enchanter’s Circaea lutetiana Native 259 Virginia Bluebells Mertensia virginica Native 119 Beechdrops Epifagus virginiana Native 166 Goldenrod, Blue-stemd Solidago caesia Native 213 Orchid, Ladies’ Tresses Spiranthes sp Native 260 Virginia Waterleaf Hydrophyllum virginia. Native 120 Bellwort, Perfoliate Uvularia perfoliata Native 167 Goldenrod Early Solidago juncea Native 214 Partridgeberry Mitchella repens Native 261 Watercress Nasturtium officianle Non-native 121 Bittercress, Narrowleaf Cardamine impatiens Invasive 168 Goldenrod, Lance-leavd Euthamia graminifolia Native 215 Peanut, Hog Amphicarpa bracteata Native 262 Willow Herb Epilobium coloratum Native 122 Black-eyed Susan Rudbeckia birta Native 169 Goldenrod, Late Solidago gigantia Native 216 Peppergrass Lepidium virginicum Non-native 263 Wintercress, Common Barbarea vulgaris Native 123 Bloodroot Sanguinaria canadensis Native 170 Goldenrod, Rough-leavd Solidago patula Native 217 Pilewort Erechtites hieracifolia Native 264 Wintergreen, Spotted Chimaphila maculata Native 124 Blue-eyed Grass Sisyrinchium angusto. Native 171 Goldenrod, Rough-stemd Solidago rugosa Native 218 Plantain, English Plantago lanceolata Invasive 265 Wood Sorrel, Yellow Oxalis dillenii Native 125 Boneset Eupatorium perfoliatum Native 172 Goldenrod, Zigzag Solidagoflexicaulis Native 219 Pokeweed Phytolacca americana Native 266 Woodland Bedstraw Galium triflorum Native 126 Burdock, Common Arctium minus Non-native 173 Greek Valerian Polemonium reptans Native 220 Primrose, Evening Oenethera biennis Native 267 Yarrow Achillea millefolium Non-native 127 Butter-and-Eggs Linaria vulgaris Non-native 174 Ground Ivy Glechoma hederacea Invasive 221 Pussytoes, Plainleaf Antennaria plantagini. Native 128 Buttercup, Bulbous Ranunculus bulbosus Invasive 175 Hawkweed, Yellow Hieracium caespitosum Native 222 Queen Anne’s Lace Daucus carota Non-native 129 Buttercup, Hooked Ranunculus recurvatus Native 176 Hellebore, False Veratum viride Native 223 Ragweed, Common Ambrosia artemisiifolia Native Based on botanical surveys conducted by Janet Ebert 130 Buttercup, Kidneyleafed Ranunculus abortivus Native 177 Hemlock, Poison Conium maculatum Non-native 224 Ragweed, Great Ambosia trifida Non-native Compiled by R. Michael Rice 131 Butterfly Weed Asclepias tuberosa Native 178 Hemlock, Water Cicuta maculata Native 225 Ragwort, Golden Senecio aureus Native Revised May 10, 2018 132 Cardinal Lobelia cardenalis Native 179 Henbit Lamium amplexicaule Invasive 226 Rue, Tall Meadow Thalictrum pubescens Native 133 Carpenter’s Square Scrophularia mariland. Native 180 Horseweed Conzya canadensis Native 227 Saint Joh’s Wort, Com. Hypericum perforatum Native 134 Cattail Typha latifolia Native 181 Indian Pipe Monotropa uniflora Native 228 Senna, Wild Senna hebecarpa Native 135 Celandine, Lesser Ficaria verna Invasive 182 Ironweed, New York Vernonia novebora. Native 229 Skunk Cabbage Symplocarpus foetidus Native 136 Celandine, Greater Chelidonium majus Non-native 183 Jack-in-the-Pulpit Arisaema triphyllum Native 230 Smartweed, Asiatic Persicaria longiseta Invasive 137 Chickweed, Common Stellaria media Invasive 184 Jewelweed, Orange Impatiens capensis Native 231 Smartweed, Penn. Persicaria pensyl. Native 138 Chickweed, Mse-eared Cerastium fontanum Non-native 185 Jewelweed, Yellow Impatiens pallida Native 232 Snakeroot, Black Saniculata canadensis Native 139 Chicory Cichorium intybus Non-native 186 Jimsonweed Datura stramonium Native 233 Snakeroot, White Ageratina altissima Native 140 Clearweed Pilea pumila Native 187 Joe-Pye Weed, Hollow Eutrochium maculatum Native 234 Solomon’s-seal Polygonatum biflorum Native 141 Cleavers Galium aparine Native 188 Joe-Pye Weed, Woodlnd Eutrochium pupureum Native 235 Solomon’s-seal, False Maianthemum racemos. Native 142 Clover, Hop Trifolium campestre Non-native 189 Knotweed, Japanese Fallopia japonica Non-native 236 Speedwell, Common Veronica officinalis Non-native 143 Clover, Red Trifolium pratense Non-native 190 Knotweed, Virginia Persicaria virginana Native 237 Speedwell, Thyme-leav. Veronica serpyllifolia Non-native 144 Clover, White Trifolium repens Non-native 191 Lady’s-thumb Persicaria maculosa Non-native 238 Spiderwort Tradescantia virginiana Native 145 Cocklebur Xanthium strumarium Native 192 Lamb’s Quarters Chenopodium album Non-native 239 Spring Beauty Claytonia virginica Native 146 Cohosh, Black Actaea racemosa Native 193 Lettuce, Prickley Lactuca serriola Native 240 Spring Cress Cardemine bulbosa Native 147 Cohosh, Blue Caulophyllum thalictro. Native 194 Lettuce, Tall Lactuca biennis Native 241 Star-of-Bethlehem Ornithogalum umbellat. Non-native 148 Coneflower, Gr-headed Rudbeckia laciniata Native 195 Lilly, Trout Erythronium american. Native 242 Strawberry Fragaria virginiana Native 149 Cucumber-, Indian Medeola virginica Native 196 Lobelia, Great Lobelia siphilitica Native 243 Strawberry Cr. Indian Duchesnea indica Non-native 150 Daisy, Oxeye Chrysanthemum leuca. Non-native 197 Loosestrife, Purple Lythrumsalicaria Non-native 244 Sweet Flag Acorus calamus Non-native 151 Dame’s Rocket Hesperis matronalis Invasive 198 Lopseed Phryma leptostachya Native 245 Tearthumb, Arrow-leav. Persicaria sagittata Native 152 Dandelion, Common Taraxacum officinale Invasive 199 Mayapple Potophyllum peltatum Native 246 Tearthumb, Halberd-leav. Persicaria arifolia Native 153 Datflower, Asiatic Commelina album Non-native 200 Milkweed, Common Asclepias syriaca Native 247 Thistle, Bull Cirsium vulgare Non-native 154 Deptford Pink Dianthus armeria Non-native 201 Milkweed, Green Asclepias viridiflora Native 248 Thistle, Canada Cirsium arvense Non-native 155 Dock, Broad Rumax crispus Non-native 202 Mint, Hoary Mountain Pyncanthemum virginia. Native 249 Thistle, Field Cirsium discolor Native