SCIENTIFIC EQUIVALENTS OF COMMON NAMES OF PLANTS CITED 
_ Alder, smooth — Alnus serrulata ( Ait.) Willd. . 
_ Arbor vitae — Thuja occidentalis L. 
_ Arrowgrass — Triglochin maritima L. 
} T. palustris L. 
_ Arrowhead, common — Sagittaria latifolia Willd. 
_ Arrowwood — Viburnum dentatum L. 
_ Ash, blue — Fraxinus quadrangulata Michx. 
Ash, prickly — Zanthoxylum americanum Mill. 
_ Ash, wafer — Ptelea trifoliata L. 
_ Ash, white — Fraxinus americana L. 
Aspen, large-toothed — Populus grandidentata Michx. 
Aspen, quaking — Populus tremuloides Michx. 
_ Aster — Aster spp. 
Aster, narrow-leaved — Aster linariifolius L. 
Azalea, pink — Rhododendron roseum (Loisel.) Rehd. 
Basswood — Tilia americana L. 
Bearberry — Arctostaphylos uva-ursi (L.) Spreng. 
Beard-tongue — Penstemon spp. 
_Bedstraw — Galium spp. 
Beech — Fagus grandifolia Ehrh. 
Beech, blue — Carpinus caroliniana Walt. 
Beech-drops — Epifagus virginiana (L.) Bart. 
Beggar-ticks — Bidens spp. 
Birch, dwarf — Betula pumila L. 
Birch, river — Betula nigraL. 
Bittersweet, climbing — Celastrus scandens L. 
Blackberry — Rubus spp. 
Bladdernut — Staphylea trifolia L. 
Bladderpod — Lesquerella ludoviciana (Nutt.) Wats. 
Blazing star — Liatris aspera Michx. 
L. pycnostachya Michx. 
Blood-leaf — Jresine rhizomatosa Standl. 
Blue-eyed grass — Sisyrinchium albidum Raf. 
‘Bluehearts — Buchnera americana L. 
Bluestem, big — Andropogon gerardi Vitman 
Bluestem, little — Andropogon scoparius Michx. 
Box elder — Acer negundo L. 
Broomsedge — Andropogon virginicus L. 
Buckbean — Menyanthes trifoliata L. 
| Buckthorn — Rhamnus lanceolata Pursh 
; 
Buckthorn, alder — Rhamnus frangula L. 
Bulrush — Scirpus spp. 
Bunchberry — Cornus canadensis L. 
Bur-reed, giant — Sparganium eurycarpum Engelm. 
Buttercup, white — Ranunculus aquatilis L. 
- Butternut — Juglans cinerea L. 
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| Cattail — Typha latifolia L. 
| 
Buttonbush — Cephalanthus occidentalis L. 
Cabbage, skunk — Symphlocarpus foetidus (L.) Nutt. 
Cardinal flower — Lobelia cardinalis L. 
T. angustifolia L. 
Cherry, wild black — Prunus serotina Ehrh. 
Chokeberry — Aronia melanocarpa (Michx.) Ell. 
Cinquefoil, purple — Potentilla palustris (L.) Scop. 
Clearweed — Pilea pumila (L.) Gray 
Cliff brake — Pellaea atropurpurea (L.) Link 
Cocklebur — Xanthium strumarium L. 
Compass plant — Silphium laciniatum L. 
Coneflower, purple — Echinacea pallida Nutt. 
Coralroot, Wister’s — Corallorhiza wisteriana Conrad 
\ Cordgrass, prairie — Spartina pectinata Link 
| Cottonwood — Populus deltoides Marsh. 
Cottonwood, swamp — Populus heterophylla L. 
Crabapple, lowa — Malus ioensis (Wood) Britt. 
Cypress, bald — Taxodium distichum (L.) Rich. 
| Dogwood — Comus spp. 
| Dogwood, alternate-leaved — Cornus alternifolia L. f. 
Dogwood, flowering — Cornus florida L. 
Duckweed — Lemna spp. 
Wolffia spp. 
Elderberry — Sambucus canadensis L. 
Elm, American — Ulmus americana L. 
Elm, rock — Ulmus thomasi Sarg. 
Elm, slippery — Ulmus rubra Muhl. 
Elm, water — Planera aquatica (Walt.) Gmel. 
Farkleberry — Vaccinium arboreum Marsh. 
Fern, broad beech — Dryopteris hexagonoptera (Michx.) 
GaCbr. 
Fern, Christmas — Polystichum acrostichoides(Michx.) 
Schott 
Fern, cinnamon — Osmunda cinnamomea L. 
Fern, common wood — Dryopteris intermedia (Muhl.) Gray 
Fern, filmy — Trichomanes boschianum Sturm 
Fern, fragile — Cystopteris fragilis (L.) Bernh. 
Fern, glade — Athyrium pycnocarpon (Spreng.) Tidestr. 
Fern, grape — Botrychium virginianum (L.) Sw. 
Fern, lady — Athyrium angustum (Willd.) Presl 
Fern, maidenhair — Adiantum pedatum L. 
Fern, marsh — Dryopteris thelypteris (L.) Gray 
Fern, mosquito — Azolla caroliniana Willd. 
Fern, sensitive — Onoclea sensibilis L. 
Fern, walking — Camptosorus rhizophyllus (L.) Link 
Feverfew, American — Parthenium integrifolium L. 
Frogbit — Limnobium spongia (Bosc) Steud. 
Gama grass — Tripsacum dactyloides L. 
Gentian — Gentiana spp. 
Gentian, closed — Gentiana andrewsti Griseb. 
Gentian, fringed — Gentiana crinita Froel. 
Goat's rue — Tephrosia virginiana (L.) Pers. 
Goldenrod — Solidago spp. 
Goldenrod, Drummond’s — Solidago drummondii T. & G. 
Gooseberry — Ribes cynosbati L. 
Grama, side-oats — Bouteloua curtipendula (Michx.) Torr. 
Grape — Vitis spp. 
Grape, catbird — Vitis palmata Vahl 
Grape, raccoon — Ampelopsis cordata Michx. 
Greenbrier — Smilax bona-nox L. 
S. rotundifolia L. 
Gum, black — Nyssa sylvatica Marsh. 
Gum, sweet — Liquidambar styraciflua L. 
Hackberry — Celtis occidentalis L. 
Hackberry, Mississippi — Celtis laevigata Willd. 
Hepatica — Hepatica acutiloba DC. 
Hercules’ club — Aralia spinosa L. 
Hickory — Carya spp. 
Hickory, big shellbark — Carya laciniosa (Michx. f.) Loud. 
Hickory, bitternut — Carya cordiformis (Wang.) K. Koch 
Hickory, shagbark — Carya ovata (Mill.) K. Koch 
Honeysuckle, Japanese — Lonicera japonica Thunb. 
Horehound, water — Lycopus americanus Muhl. 
Hornbeam, hop — Ostrya virginiana (Mill.) K. Koch 
Hornwort — Ceratophyllum demersum L. 
Hyacinth, wild — Camassia scilloides (Raf.) Cory 
Hydrangea, wild — Hydrangea arborescens L. 
Indian grass — Sorghastrum nutans (L.) Nash 
Indian pipe — Monotropa uniflora L. 
Indigo, wild — Baptisia leucophaea Nutt. 
Ivy, poison — Rhus radicans L. 
Juniper, creeping — Juniperus horizontalis Moench 
Ladies’-tresses, nodding — Spiranthes cernua(L.) Rich. 
Ladyslipper, pink — Cypripedium reginae Walt. 
Larch, European — Larix decidua Mill. 
Lead plant — Amorpha canescens Pursh 
Leatherleaf — Chamaedaphne calyculata (L.) Moench 
Lily-of-the-valley, false — Maianthemum canadense Desf. 
Dogwood, rough-leaved — Cornus drummondi C. A. Mey. Lily, spider — Hymenocallis occidentalis (Le Conte) Kunth 
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