EDISON TOWNSHIP

Middlesex County, NJ


June 25, 1989

Dr. Alice Belling

This trip visited a variety of habitats in and around Raritan Center, a light industrial park on the uplands on the northern shore of the Raritan estuary. The first stop, an abandoned clay pit and surrounding old fields, produced:

Artemisia vulgaris mugwort

Triodanis perfoliata Venus' looking glass

Lysimachia quadrifolia whorled loosestrife

Danthonia spicata wild oat-grass

Plantago aristata bracted plantain

Eragrostis curvula weeping love grass

Asclepias tuberosa butterfly weed

Euphorbia esula leafy spurge

Comptonia peregrina sweet fern

The next stop was a small oak/pitch pine forest, perhaps the most northerly remnant of pine barrens vegetation in the New Jersey coastal plain.

Pitch Pine (Pinus rigida) pitch pine

Black Huckleberry (Gaylussacia baccata) black huckleberry

Highbush blueberry (V. corymbosum) highbush blueberry

Early Low Blueberry (V. pallidum) hillside blueberry

Viburnum angustifolium) late low blueberry

Kalmia angustifolia sheep laurel

Lyonia mariana staggerbush

Rhododendron viscosum swamp azalea

Quercus alba white oak

Quercus rubra red oak

Quercus marilandica blackjack oak

Quercus stellata post oak

Quercus velutina black oak

A survey line gave access to a woodland of

Acer rubrum red maple and

Nyssa sylvatica tupelo the floor of which was covered with

Maianthemum canadense Canada mayflower and

Osmunda cinnamomea cinnamon fern with a few patches of

Thelypteris simulata bog fern

During lunch, a low-growing plant in cracks of a blacktop parking area attracted attention.

Leucospora multifida a western species that has probably not been collected in NJ before. It has divided lvs & very small, pale blue flowers.

Edge of a maple/gum swamp that has been largely destroyed by flooding.

Liquidambar styraciflua sweet gum was the dominant species, with

Acer rubrum red maple and

Prunus serotina black cherry as sub-dominants

Plants around the edge of the flooded area:

Water Plantain (Alisma subcordatum)

Apios americana (ground nut)

Carex lurida (sack sedge)

Glyceria obtusa (manna-grass)

Hypericum virginicum (marsh St. Johnswort)

A narrow strip of tidal marshes along the Raritan River had the expected Cordgrasses

Spartina alterniflora and

Spartina patens with such plants as

Hibiscus moscheutos rose mallow)

Myrica pensylvanica bayberry

Iva frutescens marsh elder

Baccharis halimifolia groundsel bush

Solidago sempervirens seaside goldenrod

Alnus glutinosa European alder one species found in a damp thicket here.

Freshwater wetlands area where shrub swamp and emergent marsh habitats:

Rhexia virginica meadow beauty just coming into flower

Pluchea purpurascens salt marsh fleabane

Woodwardia virginica Virginia chain fern

Toxicodendron vernix poison sumac

Sedges:

Carex bullata

C. lurida

C. intumescens

C. annectens

Other plants noted during the day:

Silene armeria (sweet William catchfly)

Rhamnus frangula (European buckthorn)

Anthemis arvensis field chamomile

Diospyros virginiana persimmon


RARITAN RIVER MARSHES, EDISON, NJ

Sponsor: Torrey Botanical Club

Date: August 23, 1987

Leader: Alice J. Belling

This was our first joint trip with the New Jersey Audubon Society. A total of 16 Torrey-Audubon members spent the day visiting various habitats located in or adjacent to the Raritan center, a light industrial park on the uplands adjacent to the marshes on the northern shore of the Raritan River estuary. At the first stop, an abandoned clay pit, the leader gave a brief introduction to the geological and vegetational history of the region. The old fields surrounding the clay pit were then explored and the following species noted:

Achillea millefolium

Agrostis alba

Ambrosia artemisiifolia

Andropogon scoparius

A. virginicus v. abbreviatus

Apocynum androsaemifolium

A. cannabinum

Cassia nictitans

Chrysanthemum leucanthemum

Comptonia peregrina

Erechtites hieraciifolia

Erigeron canadensis

Eupatorium serotinum

Euphorbia supina

Gnaphalium obtusifolium

Hypericum perforatum

Juncus canadensis

J. effusus

Lespedeza capitata

Oenothera biennis

Panicum verrucosum

P. virgatum

Phytolacca americana

Plantago lanceolata

Polygonum cuspidatum

P. pensylvanicum

Pycnanthemum muticum

Rosa rugosa

Scirpus cyperinus

Setaria faberi

Solidago juncea

Sparganium americanum

Spiranthes gracilis

The next stop was a small oak/pitch pine forest, probably the most northerly remnant of pine barrens vegetation in New Jersey. Typical species included

Betula populifolia

Clethra alnifolia

Gaylussacia baccata

Juniperus virginiana

Kalmia angustifolia

Lyonia mariana

Nyssa sylvatica

Pinus rigida

Pyrus americana

Quercus alba

Quercus marilandica

Q. rubra

Q. stellata

Q. velutina

Rhamnus alnifolia

Sassafras albidum

Smilax rotundifolia

Vaccinium angustifolium

V. corymbosum

V. vacillans

Herbs noted were

Carex pensylvanica

Cypripedium acaule

Maianthemum canadense

Osmunda cinnamomea

Polytrichum juniperum

Pteridium aquilinum

Rumex acetosella

Smilacina racemosa

Trientalis borealis

The third habit visited was a maple/gum swamp where much of the vegetation had been destroyed due to flooding. Liquidambar syraciflua was the dominant tree species, with Acer rubrum and Prunus serotina as sub-dominants. Herbs were infrequent except around the edges of the swamp where species such as

Alisma subcordatum

Apios americana

Aristida longespica

Carex lurida

Centaurea maculosa

Cirsium vulgare

Cyperus strigosus

Glyceria canadensis

G. obtusa

Hypericum mutilum

H. virginicum

Ludwigia palustris

Lycopus virginicus

Melilotus alba

M. officinalis

Panicum clandestinum

Polygonum punctatum

Rhexia virginica

Sagittaria latifolia

Solidago graminifolia

Sparganium androcladum

Strophostyles helvula

Xanthium echinatum

Our next stop was the river edge where a narrow band of salt-marsh vegetation was evident. Typical brackish and saltmarsh species were recorded such as

Acnida cannabina

Atriplex patula

Baccharis halimifolia

Distichlis spicata

Iva frutescens

Salicornia europaea

S. virginica

Solidago sempervirens v. mexicana

Spergularia marina

Spartina alterniflora

S. cynosuroides

S. patens.

On the adjacent high marsh

Anagallis arvensis

Hibiscus palustris

Impatiens capensis

Lysimachia terrestris

Phragmites australis

Plantago aristata

Pluchea purpurascens

Verbascum blattaria

The trip concluded with a visit to a wetlands area where shrub swamp, emergent marsh and acid bog habitats were explored.

in the shrub swamp, the dominant species were

Acer rubrum

Magnolia virginianum

Vaccinium corymbosum

in the emergent marsh, present were

Agrostis scabra

Asclepias incarnata

Echinochloa walteri

Eupatorium dubium

Juncus pelocarpus

Leersia oryzoides

Nymphaea odorata

Sagittaria latifolia

Typha latifolia

Verbena hastata

small acid bog yielded

Decodon verticillatus

Eriophorum virginianum

Rhynchospora alba

Scirpus americanus

Utricularia sp.

Attendance was 16.


PLANT LIST:

Dr. Alice Belling


Acer rubrum (red maple)
Achillea millefolium (yarrow)
Agrostis gigantea (redtop grass)
Agrostis hyemalis var. scabra (ticklegrass)
Alisma subcordatum (southern water plantain)
Alnus glutinosa (black alder)
Amaranthus cannabinus (salt water marsh hemp)
Ambrosia artemisiifolia (common ragweed)
Anagallis arvensis (scarlet pimpernel)
Andropogon virginicus v. abbreviatus (brome grass)
Anthemis arvensis (field chamomile)
Apios americana (groundnut)
Apocynum androsaemifolium (spreading dogbane)
Apocynum cannabinum (Indian hemp)
Aristida longespica (slender three-awn grass)
Aronia sp. (chokeberry)
Artemisia vulgaris (common mugwort)
Asclepias tuberosa (butterfly weed)
Asclepias incarnata (swamp milkweed)
Atriplex patula (orache)
Baccharis halimifolia (groundsel bush)
Betula populifolia (gray birch)
Carex annectans (sedge)
Carex bullata (sedge)
Carex intumescens (sedge)
Carex lurida sedge (sedge)
Carex pensylvanica (Pennsylvania sedge)
Centaurea maculosa (spotted knapweed)
Chamaecrista nictitans (wild sensitive plant)
Chrysanthemum leucanthemum (ox-eye daisy)
Cirsium vulgare (bull thistle)
Clethra alnifolia (sweet pepper bush)
Comptonia peregrina (sweet fern)
Cyperus strigosus (umbrella sedge)
Cypripedium acaule (pink lady's slipper)
Danthonia spicata (wild oat-grass)
Decodon verticillatus (swamp loosestrife)
Diospyros virginiana (persimmon)
Distichlis spicata (spike rush)
Echinochloa walteri (walter's barnyard grass)
Eragrostis curvula (weeping love-grass)
Erechtites hieraciifolia (pileweed)
Erigeron sp. (fleabane)
Eriophorum virginicum (tawny cotton grass)
Eupatorium dubium (eastern joe-pye-weed)
Eupatorium serotinum (late-flowering boneset)
Euphorbia esula (leafy spurge)
Euphorbia maculata (milk purslane)
Euthamia graminifolia (grass-leaved goldenrod)
Gaylussacia baccata (black huckleberry)
Glyceria canadensis (rattlesnake mannagrass)
Glyceria obtusa (coastal manna-grass)
Gnaphalium obtusifolium (sweet everlasting)
Hibiscus moscheutos (swamp rose mallow)
Hypericum mutilum (dwarf St. Johnswort)
Hypericum perforatum (common St. Johnswort)
Impatiens capensis (orange jewelweed)
Iva frutescens (marsh elder)
Juncus canadensis (Canada rush)
Juncus effusus (soft rush)
Juncus pelocarpus (rush)
Juniperus virginiana (red cedar)
Kalmia angustifolia (sheep laurel)
Leersia oryzoides (rice cutgrass)
Lespedeza capitata (round-headed bush clover)
Leucospora multifida (it has divided lvs and very small, pale blue flowers)
Liquidambar styraciflua (sweetgum)
Ludwigia palustris (marsh purslane)
Lycopus virginicus (Virginia bugleweed)
Lyonia mariana (staggerbush)
Lysimachia terrestris (swamp candles; yellow loosestrife)
Lysimachia quadrifolia (whorled loosestrife)
Magnolia virginiana (sweetbay magnolia)
Maianthemum canadense (Canada mayflower)
Melilotus alba (white sweet clover)
Melilotus officinalis (yellow sweet clover)
Myrica pensylvanica (bayberry)
Nymphaea odorata (fragrant white water lily)
Nyssa sylvatica (tupelo)
Oenothera biennis (common evening primrose)
Osmunda cinnamomea (cinnamon fern)
Panicum clandestinum (deer tongue fern)
Panicum verrucosum (panic grass)
Panicum virgatum (switch grass)
Phragmites australis (giant reed grass)
Phytolacca americana (pokeweed)
Pinus rigida (pitch pine)
Plantago lanceolata (English plantain)
Plantago aristata (bracted plantain)
Pluchea odorata (salt marsh fleabane)
Polygonum cuspidatum (Japanese knotweed)
Polygonum pensylvanicum (pink knotweed)
Polygonum punctatum (dotted smartweed)
Polytrichum juniperum (moss)
Prunus serotina (black cherry)
Pteridium aquilinum (bracken fern)
Pycnanthemum muticum (short-toothed mountain mint)
Quercus alba (white oak)
Quercus marilandica (blackjack oak)
Quercus rubra (red oak)
Quercus stellata (post oak)
Quercus velutina (black oak)
Rhamnus alnifolia (alder-leaved buckthorn)
Rhamnus frangula (European buckthorn)
Rhexia virginica (meadow beauty) just coming into flower
Rhododendron viscosum (swamp azalea)
Rhynchospora alba (white beakrush)
Rosa rugosa (wrinkled rose)
Rumex acetosella (sheep sorrel)
Sagittaria latifolia (broad-leaved arrowhead)
Salicornia europaea (European glasswort)
Salicornia virginica (Virginia glasswort)
Sassafras albidum (sassafras)
Schizachyrium scoparium (little bluestem grass)
Scirpus americanus (Olney three-square bulrush)
Scirpus cyperinus (woolly grass bulrush)
Setaria faberi (Faber's foxtail grass)
Silene armeria (sweet William catchfly)
Smilacina racemosa (false Solomon's seal)
Smilax rotundifolia (round-leaved greenbrier)
Solidago juncea (early goldenrod)
Solidago sempervirens v. mexicana (seaside goldenrod)
Solidago sempervirens (seaside goldenrod)
Sparganium americanum (American burreed)
Sparganium androcladum (branching burreed)
Spartina alterniflora (salt marsh hay cordgrass)
Spartina cynosuroides (big cordgrass)
Spartina patens (salt meadow cordgrass)
Spergularia marina (salt marsh sand spurrey)
Spiranthes lacera (slender lady's tresses)
Strophostyles helvula (wild trailing bean)
Thelypteris simulata (bog fern)
Toxicodendron vernix (poison sumac)
Triadenum virginicum (marsh St. Johnswort)
Trientalis borealis (starflower)
Triodanis perfoliata (Venus' looking glass)
Typha latifolia (broad-leaved cattail)
Utricularia sp. (bladderwort)
Vaccinium angustifolium (late low blueberry)
Vaccinium corymbosum (highbush blueberry)
Vaccinium pallidum (hillside blueberry)
Verbascum blattaria (moth mullein)
Verbena hastata (blue vervain)
Woodwardia virginica (Virginia chain fern)
Xanthium strumarium (clotbur)