TABLE 10
LOWLAND FOREST SPECIES
CEDAR SWAMP FOREST
Common Name
|
Scientific Name
|
|
|
Trees
|
|
|
|
Southern White Cedar
|
Chamaecyparis thyoides
|
Trident Red Maple*
|
Acer rubrum
|
Blackgum* (Sour Gum)
|
Nyssa sylvatica
|
Sweetbay Magnolia*
|
Magnolia virginiana
|
Pitch Pine*
|
Pinus rigida
|
|
|
* Generally sparse or understory species.
|
|
|
|
Shrubs
|
|
|
|
Highbush Blueberry
|
Vaccinium corymbosum
|
Dangleberry
|
Gaylussacia frondosa
|
Swamp Azalea
|
Rhododendron viscosum
|
Sweet Pepperbush
|
Clethra alnifolia
|
Fetterbush
|
Leucothoe racemosa
|
|
|
Herbs
|
|
|
|
Chain Fern
|
Woodwardia spp.
|
Bladderwort
|
Utricularia spp.
|
Sundew
|
Drosera spp.
|
Pitcherplant
|
Sarracenia purpurea
|
Swamp Pink
|
Helonias bullata
|
Partridgeberry
|
Mitchella repens
|
Curly Grass Fern
|
Schizaea pusilla
|
Sphagnum Moss
|
Sphagnum spp.
|
SOURCE: McCormick, Jack, Pine Barrens: Ecosystem and Landscape, Forman, R.T., ed., 1979.
TABLE 11
LOWLAND SPECIES
POND & BOG-SHRUB WETLAND
Common Name
|
Scientific Name
|
|
|
Pond, Water Areas
|
|
|
|
White Waterlillies
|
Nymphaea odorata
|
Spatterdock
|
Nuphar variegatum
|
Bladderworts
|
Utricularia spp.
|
|
|
Shoreline, Shallow Water Zone
|
|
|
|
Sphagnum Mosses
|
Sphagnum spp.
|
Sedges
|
Carex spp.
|
Rushes
|
Juncus spp.
|
Pipeworts
|
Eriocaulon spp.
|
Chain Ferns
|
Woodwardia spp.
|
|
|
Seasonally Inundated Zones
|
|
|
|
Lowland Broomsedge
|
Andropogon virginicus
|
|
var. abbrevatus
|
Bullsedge
|
Carex bullata
|
|
|
Shrubby Wetland
|
|
|
|
Leatherleaf
|
Chamaedaphne calyculata
|
Highbush Blueberry
|
Vaccinium corymbosum
|
Peat Mosses
|
Sphagnum spp.
|
Chain Ferns
|
Woodwardia spp.
|
Sheep Laurel
|
Kalmia angustifolia
|
Staggerbush
|
Lyonia mariana
|
SOURCE: McCormick, Jack, Pine Barrens: Ecosystem and Landscape, Forman, R.T., ed., 1979.
6.03 Wetlands
The foregoing sections describing Hammonton's soils and vegetation types provide the information necessary to understand the meaning of wetlands. According to the N.J. Pinelands Commission, wetlands are defined as those lands which are inundated or saturated by water at a magnitude, duration and frequency sufficient to support the growth of hydrophytes. Wetlands include lands with poorly drained or very poorly drained soils as designated by the National Cooperative Soils Survey of the Soil Conservation Service of the United States Department of Agriculture. Wetlands include coastal wetlands and inland wetlands, including submerged lands.
The definition of wetlands is, therefore, twofold, entailing a soils and a vegetation component. As described previously, however, the degree to which soils, topography, and wetness correspond to the naturally occurring vegetation type dictates that the two (2) components of the definition will occur in the same locations or areas in nearly every case.
Those soils types which occur in Hammonton and are defined as wetland soils are the following:
AtsA – Atsion Sand
BerAr – Berryland Sand
BerAt – Berryland Sand, flooded
MU – Muck
Po – Pocomoke loam
The Soils Map (No. 4) and Wetlands/Septic Suitability Map (No. 5) included with this report indicate the location of those wetland soil types identified by the Soil Conservation Service of the U.S. Department of Agriculture. As previously explained in Section 6.4, soil mapping is subject to possible error at this scale and should not take the place of individual onsite soil boring analysis.
The Vegetation Map (No. 3) should also be consulted for determining the presence of wetlands. Those vegetation types which contain hydrophytes as predominant species are the following:
Cedar Swamp Forest
Hardwood Swamp Forest
Pitch Pine Lowlands
Bogs – Shrub Wetlands, also call Inland Marshes
In addition, water bodies and watercourses are defined as wetlands, whether they contain water permanently or seasonally, including:
Lakes and Ponds
Rivers and Streams
6.04 Threatened & Endangered Plants
One of the unique features of the southern New Jersey Pine Barrens region in which the Town of Hammonton is centrally located is the unusual diversity of native plant species. The Pinelands region marks the northern or southern geographical range of a large number of plants which naturally co-exist in no other natural ecosystem. Threatened and endangered species face the threat of extinction in the region as a result of both natural and human events. In an effort to preserve the total Pinelands ecosystem, the Pinelands Commission has devoted special attention to identifying those species which are the rarest. The listing reproduced here of those threatened and endangered species and their habitat associations has been compiled by Pinelands Commission consultants and available literature. It is hoped that an awareness of the existence of rare species in the region will help to encourage their protection.
Table 12 lists those species which are listed by the State or Federal governments as threatened or endangered, and the habitat in which they occur. Definitions for those categories utilized in the table are as follows:
ENDANGERED – A species of plant whose survival in the Pinelands is in jeopardy. Its peril may result from the destruction of habitat, change in habitat, over-exploitation by people, predation, adverse inter-specific competition, disease, or because the Pinelands are at the edge of its geographical range. An endangered species must receive protection or its extinction here probably will ensue.
THREATENED – A species of plant that, while currently not considered near extinction, is one which occurs in such small numbers in the Pinelands that it may become endangered here if its environment deteriorates or other limiting factors are altered. Continued observation of its status is essential.
UNDETERMINED – Currently available information is inadequate to determine the status of a plant species accurately, and additional information is required to classify it more definitely.
TABLE 12
THREATENED & ENDANGERED PLANT SPECIES
SPECIES
|
Status
|
Geogr.
Affinity
|
P/O
|
O/P
|
PPLL
|
C
|
HDW
|
Water,
Bog
Or Marsh
|
Non-
Forest
|
Sensitive-joint-vetch
Aeschynomene virginica
|
F/T
|
S
|
|
|
|
|
|
X
|
|
Red milkweed
Asclepias rubra
|
T
|
S
|
|
|
|
|
|
X
|
|
Silvery aster
Aster concolor
|
T
|
S
|
X
|
|
|
|
|
|
|
Pickering's morning glory
Breweria Pickeringii
|
T
|
S
|
|
|
|
|
|
|
X
|
Pine Barrens reedgrass
Calamovilfa brevipilis
|
F/T
|
S
|
|
|
|
|
|
X
|
|
Barratt's sedge
Carex barrattii
|
T
|
S
|
|
|
|
|
|
X
|
|
Sickle-leaved golden aster
Chrysopsis falcate
|
T
|
N
|
|
|
|
|
|
|
X
|
Spreading pogonia
Cleistes divaricata
|
E
|
S
|
|
|
|
|
|
X
|
|
Broom crowberry
Corema conradii
|
E
|
N
|
X
|
|
|
|
|
|
|
Rose-colored tickseed
Coreopsis rosea
|
T
|
N
|
|
|
|
|
X
|
X
|
X
|
Rushfoil
Crotonopsis elliptica
|
E
|
N/S
|
|
|
|
|
|
|
X
|
Stiff tick trefoil
Desmodium strictum
|
T
|
S
|
X
|
X
|
|
|
|
|
|
Knotted spike rush
Eleocharis equisetoides
|
E
|
N/S
|
|
|
|
|
|
X
|
|
Resinous boneset
Eupatorium resinosum
|
F/T
|
S
|
|
|
|
|
X
|
X
|
|
Pine Barrens gentian
Gentiana autumnalis
|
F/E
|
S
|
X
|
X
|
X
|
|
|
|
X
|
Yellow-fringed orchid
Habenaria ciliaris
|
E
|
N/S
|
|
|
|
X
|
X
|
X
|
|
Crested yellow orchid
Habenaria cristata
|
E
|
S
|
|
|
|
|
|
X
|
|
Southern yellow orchid
Habenaria integra
|
F/E
|
S
|
|
|
|
|
|
X
|
|
Swamp pink
Helonias bullata
|
T
|
S
|
|
|
|
X
|
X
|
|
|
New Jersey rush
Juncus caesariensis
|
F/T
|
S
|
|
|
|
X
|
X
|
X
|
|
Lily-leaved twayblade
Liparis lilifolia
|
E
|
N/S
|
|
|
|
|
|
|
X
|
Loesel's twayblade
Liparis loeselii
|
E
|
N/S
|
X
|
X
|
X
|
X
|
X
|
|
|
TABLE 12
(Continued)
THREATENED & ENDANGERED PLANT SPECIES
SPECIES
|
Status
|
Geogr.
Affinity
|
P/O
|
O/P
|
PPLL
|
C
|
HDW
|
Water,
Bog
Or Marsh
|
Non-
Forest
|
Southern twayblade
Listera australis
|
T
|
N/S
|
|
|
|
X
|
X
|
X
|
|
Boykin's lobelia
Lobelia boykinii
|
E
|
S
|
|
|
|
|
|
X
|
|
Canby's lobelia
Lobelia canbyi
|
T
|
S
|
|
|
|
|
|
X
|
|
Hairy ludwigia
Ludwigia hirtella
|
T
|
S
|
|
|
|
|
|
X
|
|
Linear-leaved ludwigia
Ludwigia linearis
|
E
|
S
|
|
|
|
|
X
|
X
|
|
Climbing fern
Lygodium palmatum
|
E
|
N/S
|
|
|
|
|
X
|
|
|
Torrey's muhly
Muhlenbergia torreyana
|
T
|
S
|
|
|
X
|
|
X
|
X
|
|
Yellow asphodel
Narthecium americanum
|
F/T
|
S
|
|
|
|
|
|
X
|
|
Floating heart
Nymphoides cordata
|
T
|
N/S
|
|
|
|
|
|
X
|
|
Narrow panic grass
Panicum hemitomon
|
T
|
S
|
|
|
|
X
|
X
|
X
|
|
Hirst's panic grass
Panicum hirstii
|
F/E
|
S
|
|
|
|
|
|
X
|
|
American mistletoe
Phoradendron flavescens
|
T
|
S
|
|
|
|
|
X
|
|
|
Maryland milkwort
Polygala mariana
|
T
|
S
|
|
|
|
|
|
X
|
X
|
Slender rattlesnake root
Prenanthes autumnalis
|
E
|
S
|
X
|
|
|
|
|
X
|
X
|
Awned meadow beauty
Rhexia aristosa
|
E
|
S
|
|
|
|
|
|
X
|
|
Capitate beakrush
Rhynchospora cephalantha
|
T
|
S
|
|
|
X
|
|
X
|
X
|
|
Slender beaked rush
Rhynchospora inundata
|
T
|
S
|
|
|
|
|
X
|
X
|
|
Knieskern's beaked rush
Rhynchospora knieskernii
|
F/T
|
S
|
|
|
|
|
|
X
|
|
Curly grass fern
Schizaea pusilla
|
F
|
N
|
|
|
|
X
|
|
|
|
Chaffseed
Schwalbea americana
|
F/E
|
S
|
|
|
|
|
|
|
X
|
Long's bulrush
Scirpus longii
|
F
|
N
|
|
|
|
|
|
X
|
|
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