Species Accounts:
Equisetum arvense
Equisetum fluviatile
Equisetum hyemale affine
Equisetum palustris
Equisetum pratense
Equisetum scirpoides
Equisetum sylvaticum
Equisetum variegatum variegatum
Equisetum x ferrissi
Species Accounts:
Athyrium filix-femina angustum
Dryopteris cristata
Dryopteris marginalis
Onoclea sensibilis
Osmunda cinnamomea
Osmunda claytonia
Osmunda regalis
Phegopteris connectilis
Polystichum acrostichoides acrostichoides
Pteridium aquilinium latisulculum
Thelypteris palustris
Floral Characters 1
Floral Characters 2
Floral Characters 3
Foliage Characters 1
Foliage Characters 2
Foliage Characters 3
Species Accounts:
Achillea millefolium
Actaea pachypoda
Actaea rubra rubra affine
Agalinus tennuifolia
Ageratina altissima altissima
Agrimonia gryosepala
Alisima subcordatum
Alisima triviale
Alliaria petiolata
Allium tricoccum
Amphicarpaea bracteata
Anemone quinquefolia quinquefolia
Anemone virginiana
Apios americana
Aralia nudicaulis
Arctium minus
Arisaema triphyllum triphyllum
Asarum canadense
Asclepias incarnata incarnata
Asclepias syriaca
Bidens frondosa
Bidens tripartita
Boehmeria cylindrica
Caltha palustris palustris
Calystegia sepium
Caulophyllum thalictroides
Centauria biebersteinii
Chelone glabra
Cicuta bulbifera
Cimicifuga racemosa
Clintonia borealis
Cornus canadensis
Cuscuta gronovii gronovii
Daucus carota
Desmodium canadense
Desmodium glutinosum
Echinocystis lobata
Epilobium coloratum
Epipactis helleborine
Eupatoriadelphia fistulosum
Eupatoriadelphia maculatum maculatum
Eupatorium perfoliatum perfoliatum
Euthamia graminifolia
Filipendula rubra
Fragaria vesca
Fragaria virginiana
Galium asperelllum
Galium mollugo
Galium palustre
Geranium carolinianum carolinianum
Geranium robertianum
Geum allepium
Geum rivale
Gleochoma hederaceae
Helianthus decapetalus
Hepatica noblis acuta
Hesperis matronalis
Hieracium caespitosum
Hydrocotyle americanum
Hypericum ellipticum
Hypericum mutilum
Hypericum perforatum
Impatiens capensis
Inula helenium
Iris pseudacoris
Iris versicolor
Laportea canadensis
Leonurus cardiaca
Leucanthemum vulgare
Lilium canadense canadense
Lobelia cardinalis
Lotus corniculatus
Lupinus polyphyllus polyphyllus
Lycopus americanus
Lycopus uniflorus
Lycopus virginicus
Lysimachia ciliata
Lysimachia nummularia
Lysimachia quadrifolia
Lysimachia terrestris
Lysimachia thrysiflora
Lythrum salicaria
Maianthemum canadense
Maianthemum racemosum racemosum
Maianthemum stellata
Mentha arvensis
Mimulus ringens
Myosotis scirpioides
Oenothera perennis
Oxalis montana
Oxalis stricta
Packera paupercula
Pilea pumila deamii
Plantago major
Polygonum amphibium emersum
Polygonum ampibium stipulaceum
Polygonum cilinode
Polygonum cuspidatum
Polygonum hydropiper
Polygonum pensylvanicum
Polygonum sagittatum
Polygonum virginianum
Potentilla norvegica monspeliensis
Potentilla simplex
Prunella vulgaris lanceolata
Pyrola elliptica
Ranunculus acris acris
Ranunculus flabellaris
Ranunculus recurvatus recurvatus
Rorippa palustris fernaldiana
Rumex orbiculatus
Rumex verticillatus
Sagittaria latifolia
Sanguinaria canadensis
Sanicula marilandica
Sanicula trifoliata
Scutellaria galericulata
Scutellaria lateriflora
Silene vulgaris
Sium suave
Smilax herbacea
Solanum dulcamara
Solidago canadensis canadensis
Solidago canadensis scabra
Solidago gigantea
Solidago rugosa rugosa
Sparganium androcladum
Sparganium emersum
Sparganium eurycarpum
Symphyotrichum novi-belgi
Symphyotrichum racemosum
Tanacetum vulgare
Taraxacum officinale
Thalictrum dioicum
Thalictrum pubescens
Tiarella cordifolia cordifolia
Tragopogon pratensis
Triadenum virginicum
Trillium erectum
Trillium grandiflorum
Tussulago farfarea
Typha angustifolia
Typha latifolia
Urtica dioica gracilis
Utricularia minor
Veratrum viride viride
Verbascum thapsus
Verbena hastata hastata
Veronica scutellata
Vicia cracca
Viola pubescens
Waldsteinia fragaroides fragaroides
Zizia aurea
Please direct your comments/questions to Dr. Dennis Kalma or Dr. Meiyin Wu. This page was last updated on January 09, 2007 .