HAWK ISLAND
Delanco Township, Burlington County, NJ


PLANT LIST
Karl Anderson


Plants noted during a 1996 ecological inventory of Hawk Island, for the Friends of Hawk Island, with some additions from a Philadelphia Botanical Club field trip on August 24, 1997.

Scientific nomenclature is generally per Gleason & Cronquist, Manual of Vascular Plants of Northeastern United States and Adjacent Canada - Second Edition (New York Botanical Garden, 1991).

English names from a variety of sources.


Trees:
Acer negundo (box elder)
Acer platanoides (Norway maple)
Acer rubrum (red maple)
Acer saccharinum (silver maple)
Ailanthus altissima (tree of heaven)
Albizia julibrissin (mimosa)
Betula alba (European white birch)
Betula nigra (river birch)
Betula populifolia (gray birch)
Catalpa bignonioides (common catalpa)
Fagus grandifolia (American beech)
Fraxinus americana (white ash)
Fraxinus pensylvanica (green ash)
Ilex opaca (American holly)
Juniperus virginiana (red cedar)
Liquidambar styraciflua (sweet gum)
Liriodendron tulipifera (tulip tree)
Maclura pomifera (Osage orange)
Malus sp. (crabapple)
Morus alba (white mulberry)
Paulownia tomentosa (princess tree)
Pinus strobus (white pine)
Pinus virginiana (Virginia pine)
Platanus occidentalis (sycamore)
Populus deltoides (eastern cottonwood)
Populus grandidentata (big-toothed aspen)
Prunus avium (sweet cherry)
Prunus serotina (black cherry)
Quercus coccinea (scarlet oak)
Quercus falcata (Spanish oak)
Quercus marilandica (blackjack oak)
Quercus palustris (pin oak)
Quercus rubra (red oak)
Quercus velutina (black oak)
Robinia pseudoacacia (black locust)
Salix alba (white willow)
Salix nigra (black willow)
Sassafras albidum (sassafras)
Tilia americana (basswood)
Ulmus americana (American elm)

Shrubs:
Alnus serrulata (smooth alder)
Amorpha fruticosa (false indigo)
Berberis thunbergii (Japanese barberry)
Cephalanthus occidentalis (buttonbush)
Cornus amomum (silky dogwood)
Euonymus alatus (winged euonymus)
Forsythia suspensa (common forsythia)
Lonicera morrowii (Morrow's honeysuckle)
Philadelphus coronarius (mock orange)
Physocarpus opulifolius (ninebark)
Rhus copallina (winged sumac)
Rhus typhina (staghorn sumac)
Rosa multiflora (multiflora rose)
Rubus discolor (Himalaya blackberry)
Rubus flagellaris (dewberry)
Rubus ostryifolius (tall blackberry)
Sambucus canadensis (common elder)
Viburnum dentatum (arrowwood)

Vines:
Calystegia sepium (hedge bindweed)
Campsis radicans (trumpet creeper)
Celastrus orbiculatus (Asiatic bittersweet)
Clematis terniflora (yam-leaved clematis)
Cuscuta gronovii (common dodder)
Humulus japonicus (Japanese hops)
Ipomoea hederacea (ivy-leaved morning glory)
Ipomoea purpurea (morning glory)
Lonicera japonica (Japanese honeysuckle)
Mikania scandens (climbing hempweed)
Parthenocissus quinquefolia (Virginia creeper)
Polygonum perfoliatum (mile-a-minute)
Polygonum scandens (climbing false buckwheat)
Sicyos angulatus (bur cucumber)
Smilax rotundifolia (common greenbrier)
Strophostyles helvula (trailing wild bean)
Toxicodendron radicans (poison ivy)
Vitis labrusca (fox grape)
Vitis riparia (riverbank grape)
Wisteria sp. (wisteria)

Broad-leaved Herbs:
Abutilon theophrasti (velvet leaf)
Acalypha rhomboidea (three-seeded mercury)
Achillea millefolium (yarrow)
Acorus calamus (sweet flag)
Alisma subcordatum (small water plantain)
Alliaria petiolata (garlic mustard)
Allium vineale (field garlic)
Amaranthus retroflexus (green amaranth)
Ambrosia artemisiifolia (common ragweed)
Ambrosia trifida (great ragweed)
Apocynum cannabinum (Indian hemp)
Arabidopsis thaliana (mouse ear cress)
Arctium lappa (burdock)
Arenaria serpyllifolia (thyme-leaved sandwort)
Artemisia annua (annual wormwood)
Artemisia vulgaris (mugwort)
Asclepias syriaca (common milkweed)
Aster vimineus (small white aster)
Bidens bipinnata (Spanish needles)
Bidens polylepis (Ozark tickseed-sunflower)
Boehmeria cylindrica (false nettle)
Callitriche heterophylla (large water starwort)
Cardamine hirsuta (hairy bitter cress)
Cardamine pensylvanica (Pennsylvania bitter cress)
Chenopodium album (lamb's quarters)
Chenopodium ambrosioides (Mexican tea)
Circaea lutetiana (enchanter's nightshade)
Cirsium arvense (Canada thistle)
Claytonia virginica (spring beauty)
Coincya monensis (coincya)
Commelina communis (Asiatic dayflower)
Convallaria majalis (lily of the valley)
Conyza canadensis (horseweed)
Coreopsis lanceolata (lance-leaved coreopsis)
Coronilla varia (crown vetch)
Corydalis flavula (yellow corydalis)
Croton glandulosus (glandular croton)
Cycloloma atriplicifolium (winged pigweed)
Datura stramonium (Jimson weed)
Daucus carota (wild carrot)
Desmodium glabellum (Dillen's tick-trefoil)
Diodia teres (buttonweed)
Duchesnea indica (Indian strawberry)
Eclipta prostrata (yerba-de-tajo)
Erechtites hieraciifolia (pilewort)
Erigeron annuus (daisy fleabane)
Eupatorium album (white thoroughwort)
Eupatorium hyssopifolium (hyssop-leaved thoroughwort)
Eupatorium perfoliatum (boneset)
Eupatorium pilosum (rough boneset)
Eupatorium rotundifolium var. ovatum (hairy boneset)
Eupatorium rugosum (white snakeroot)
Eupatorium serotinum (late-flowering thoroughwort)
Euphorbia maculata (milk purslane)
Euthamia graminifolia (grass-leaved goldenrod)
Froelichia gracilis (cottonweed)
Galinsoga parviflora (small-flowered galinsoga)
Galium aparine (cleavers)
Geranium carolinianum (Carolina cranesbill)
Glechoma hederacea (gill over the ground)
Gnaphalium obtusifolium (sweet everlasting)
Helenium autumnale (sneezeweed)
Helianthus strumosus (pale-leaved sunflower)
Hemerocallis fulva (tawny daylily)
Heteranthera sp. (mud plantain)
Heterotheca subaxillaris (camphorweed)
Hibiscus moscheutos (swamp rose-mallow)
Hieracium cespitosum (field hawkweed)
Hypericum canadense (Canada Saint John's-wort)
Hypericum gentianoides (orange grass)
Hypericum mutilum (dwarf Saint John's-wort)
Hypochoeris radicata (cat's-ear)
Impatiens capensis (spotted touch-me-not)
Iris versicolor (blue flag)
Krigia virginica (dwarf dandelion)
Lactuca biennis (tall blue lettuce)
Lactuca canadensis (wild lettuce)
Lactuca serriola (prickly lettuce)
Lamium amplexicaule (henbit)
Lamium purpureum (purple dead nettle)
Laportea canadensis (wood nettle)
Lepidium virginicum (pepper grass)
Lespedeza capitata (round-headed bush clover)
Lespedeza cuneata (silky bush clover)
Lespedeza striata (Japanese bush-clover)
Linaria canadensis (blue toadflax)
Lindernia dubia (water pimpernel)
Lobelia chinensis (chinese lobelia)
Ludwigia palustris (water purslane)
Lycopus americanus (cut-leaved water horehound)
Lycopus virginicus (Virginia bugleweed)
Lythrum salicaria (purple loosestrife)
Melilotus alba (white sweet clover)
Mentha arvensis (wild mint)
Mirabilis nyctaginea (wild four o'clock)
Mollugo verticillata (carpetweed)
Narcissus pseudonarcissus (daffodil)
Nuphar advena (southern pond lily)
Oenothera biennis (evening primrose)
Oxalis stricta (yellow wood sorrel)
Peltandra virginica (arrow arum)
Penthorum sedoides (ditch stonecrop)
Phlox paniculata (garden phlox)
Phytolacca americana (pokeweed)
Pilea pumila (clearweed)
Plantago aristata (bracted plantain)
Plantago lanceolata (English plantain)
Plantago major (common plantain)
Polygonum arenastrum (dooryard knotweed)
Polygonum aviculare (common knotweed)
Polygonum cespitosum (cespitose knotweed)
Polygonum cuspidatum (Japanese knotweed)
Polygonum lapathifolium (nodding smartweed)
Polygonum orientale (prince's feather)
Polygonum pensylvanicum (pink knotweed)
Polygonum punctatum (dotted smartweed)
Pontederia cordata (pickerelweed)
Portulaca oleracea (common purslane)
Rudbeckia hirta (black-eyed Susan)
Rumex acetosella (sheep sorrel)
Rumex crispus (curled dock)
Rumex obtusifolius (broad-leaved dock)
Rumex verticillatus (water dock)
Sagittaria subulata (Hudson arrowhead)
Scleranthus annuus (knawel)
Scutellaria galericulata (marsh skullcap)
Scutellaria lateriflora (mad-dog skullcap)
Silene antirrhina (sleepy catchfly)
Silene latifolia (white campion)
Sium suave (water parsnip)
Solanum carolinense (horse nettle)
Solanum nigrum (black nightshade)
Solidago canadensis var. scabra (Canada goldenrod)
Solidago gigantea (late goldenrod)
Solidago juncea (early goldenrod)
Solidago rugosa (rough-stemmed goldenrod)
Spergula morisonii (pearlwort spurrey)
Stachys tenuifolia (smooth hedge-nettle)
Stellaria aquatica (water chickweed)
Stellaria media (common chickweed)
Taraxacum officinale (common dandelion)
Teucrium canadense (American germander)
Thalictrum pubescens (tall meadow-rue)
Tradescantia virginica (spiderwort)
Trichostema dichotomum (blue curls)
Trifolium arvense (rabbit-foot clover)
Trifolium campestre (low hop clover)
Trifolium repens (white clover)
Triodanis perfoliata (Venus' looking-glass)
Urtica dioica (stinging nettle)
Verbascum thapsus (common mullein)
Verbena urticifolia (white vervain)
Verbesina alternifolia (wingstem)
Veronica arvensis (corn speedwell)
Viola arvensis (European field pansy)
Viola rafinesquii (wild pansy)
Viola sororia (common blue violet)
Xanthium strumarium (cocklebur)

Grasses:
Agrostis capillaris (Rhode Island bent-grass)
Agrostis hyemalis (ticklegrass)
Agrostis perennans (autumn bent-grass)
Andropogon gerardi (big bluestem)
Andropogon virginicus (broomsedge)
Anthoxanthum odoratum (sweet vernal grass)
Aristida tuberculosa (sea-beach three-awn)
Bromus japonicus (Japanese brome)
Bromus tectorum (downy brome)
Cenchrus longispinus (common sandbur)
Cinna arundinacea (common wood-reed)
Danthonia spicata (poverty oatgrass)
Digitaria ischaemum (small crab-grass)
Digitaria sanguinalis (large crab-grass)
Echinochloa muricata (American barnyard grass)
Eleusine indica (goose grass)
Elymus virginicus (Virginia wild rye)
Elytrigia repens (quack grass)
Eragrostis cilianensis (stink-grass)
Eragrostis pectinacea (Carolina lovegrass)
Eragrostis spectabilis (purple lovegrass)
Glyceria striata (fowl manna-grass)
Leersia virginica (white grass)
Leptoloma cognatum (fall witch-grass)
Lolium perenne (perennial rye-grass)
Microstegium vimineum (stiltgrass)
Muhlenbergia frondosa (leafy dropseed)
Muhlenbergia schreberi (nimble will)
Panicum clandestinum (deer tongue grass)
Panicum dichotomum (forked panic-grass)
Panicum dichotomiflorum (spreading panic-grass)
Panicum leucothrix (matting panic-grass)
Panicum lanuginosum var. lindheimeri (woolly panic-grass)
Panicum verrucosum (warty panic-grass)
Panicum virgatum (switchgrass)
Phalaris arundinacea (reed canary-grass)
Phragmites australis (common reed)
Poa annua (annual bluegrass)
Poa compessa (Canada bluegrass)
Poa pratensis (Kentucky bluegrass)
Schizachyrium scoparium (little bluestem)
Setaria faberi (nodding foxtail)
Setaria glauca (yellow foxtail)
Sphenopholis obtusata (wedge grass)
Tridens flavus (purpletop)
Triplasis purpurea (sand grass)
Vulpia myuros (rat-tail fescue)
Vulpia octoflora (six week's fescue)
Zizania aquatica (wild rice)

Sedges and Rushes:
Bulbostylis capillaris (bulbostylis)
Carex annectens (yellow-fruited sedge)
Carex crinita (fringed sedge)
Carex laxiflora (loose-flowered sedge)
Carex pensylvanica (Pennsylvania sedge)
Carex lurida (sallow sedge)
Carex scoparia (pointed broom sedge)
Carex tribuloides (blunt broom sedge)
Cyperus dentatus (toothed cyperus)
Cyperus microiria (Amur cyperus)
Cyperus rivularis (shining cyperus)
Cyperus grayii (Gray's cyperus)
Cyperus strigosus (straw-colored cyperus)
Eleocharis ovata (blunt spike-rush)
Eleocharis tenuis (slender spike-rush)
Juncus acuminatus (sharp-fruited rush)
Juncus canadensis (Canada rush)
Juncus effusus (common rush)
Juncus tenuis (path rush)
Juncus tenuis var. dichotomus (forked rush)
Rhynchospora capitellata (small-headed beaked-rush)
Scirpus cyperinus (woolgrass)
Scirpus pungens (American three-square)

Ferns and Fern Allies:
Equisetum arvense (field horsetail)
Isoetes riparia (riverbank quillwort)
Lycopodium appressum (southern bog clubmoss)
Onoclea sensibilis (sensitive fern)
Osmunda cinnamomea (cinnamon fern)