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EPA2.21
» Citation URL: http://vegbank.org/cite/urn:lsid:ecoobs.vegbank.org:observation:8611-{07047C4E-E658-47CF-AB15-153292EC8A44}
» Citing info
Plot ID Fields: 
Author Plot Code ? EPA2.21
Author Observation Code ? EPA2.21.2002
Original Data Location ? This observation was uploaded from NatureServe's Ecological Observations Database (EcoObs), version 27 May 2016. Some data values may be midpoints of EcoObs classes (e.g. stratum height, slope, aspect).
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? 10 km radius (nearest 0.1 degree)
Latitude ? 40.6 º
Longitude ? -77 º
Author Location ? EPA Susquehanna Basin Non-forested Floodplain Wetlands
State or Province ? Pennsylvania
Country ? United States
Named Places
region|state|province: Pennsylvania
area|country|territory: United States
Layout Fields: 
Shape ? Square
Area ? 25
Permanence ? not permanent
Environment Fields: 
Landform ? bar
Landscape Narrative ? bar / scour zone
Representativeness ? Series of bars associated with larger linear islands. Open cobbly spits transition to herbaecous areas with some alluvium, then into shrub or shrub/herbaceous areas, then on large islands to forest. All habitats low and pone to frequent flooding. This
Soil Drainage ? somewhat poorly drained
Percent Bedrock ? 0 %
Percent Wood ? 0 %
Percent Litter ? 0 %
Percent Bare Soil ? 5 %
Percent Water ? 0 %
Methods Fields: 
Observation Start Date ? 03-Aug-2002
Observation End Date ? 03-Aug-2002
Date Accuracy ? Exact
Project ? Classification, Assessment, and Protection of Floodplains of the Susquehanna and Ohio Drainages
Cover Method ? Percentage (%)
Stratum Method ? National Park Service
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
--no data--
Misc Fields: 
--no data--
Taxa occurring on this plot-observation
Change plant label:
Change Strata Shown:
ord Author Plant Name ?Original Interpretation, full Scientific Name ?Original Interpretation, Scientific Name without authors ?Original Interpretation, Common Name ?Original Interpretation, USDA Code ?Current Interpretation, full Scientific Name ?Current Interpretation, Scientific Name without authors ?Current Interpretation, Common Name ?Current Interpretation, USDA Code ? Stratum ?Cover ?Original Cover Code ?Basal Area ?Biomass ?Inference Area ? Stems: Stem Diameters (graphically):
1 Poaceae Poaceae **   Poaceae Grass family Poaceae **   Poaceae **   Poaceae Grass family Poaceae **   Herbaceous
63 %
        -none-
2 Lythrum salicaria Lythrum salicaria L. Lythrum salicaria purple loosestrife LYSA2 Lythrum salicaria L. Lythrum salicaria purple loosestrife LYSA2 Herbaceous
8 %
        -none-
3 Polygonum persicaria Polygonum persicaria L. Polygonum persicaria spotted ladysthumb POPE3 Polygonum persicaria L. Polygonum persicaria spotted ladysthumb POPE3 Herbaceous
2 %
        -none-
4 Cyperus strigosus Cyperus strigosus L. Cyperus strigosus strawcolored flatsedge CYST Cyperus strigosus L. Cyperus strigosus strawcolored flatsedge CYST Herbaceous
2 %
        -none-
5 Cyperus Cyperus L. Cyperus flatsedge CYPER Cyperus L. Cyperus flatsedge CYPER Herbaceous
2 %
        -none-
6 Calystegia sepium ssp. sepium Calystegia sepium (L.) R. Br. ssp. sepium Calystegia sepium ssp. sepium hedge false bindweed CASES Calystegia sepium (L.) R. Br. ssp. sepium Calystegia sepium ssp. sepium hedge false bindweed CASES Herbaceous
2 %
        -none-
7 Sagittaria latifolia Sagittaria latifolia Willd. Sagittaria latifolia broadleaf arrowhead SALA2 Sagittaria latifolia Willd. Sagittaria latifolia broadleaf arrowhead SALA2 Herbaceous
0.5 %
        -none-
8 Salix nigra Salix nigra Marsh. Salix nigra black willow SANI Salix nigra Marsh. Salix nigra black willow SANI Herbaceous
0.5 %
        -none-
9 Acer saccharinum Acer saccharinum L. Acer saccharinum silver maple ACSA2 Acer saccharinum L. Acer saccharinum silver maple ACSA2 Herbaceous
0.5 %
        -none-
10 Chamaesyce maculata Chamaesyce maculata (L.) Small Chamaesyce maculata spotted sandmat CHMA15 Chamaesyce maculata (L.) Small Chamaesyce maculata spotted sandmat CHMA15 Herbaceous
0.5 %
        -none-
11 Eleocharis Eleocharis R. Br. Eleocharis spikerush ELEOC Eleocharis R. Br. Eleocharis spikerush ELEOC Herbaceous
0.5 %
        -none-
12 Juncus Juncus L. Juncus rush JUNCU Juncus L. Juncus rush JUNCU Herbaceous
0.5 %
        -none-
13 Lindernia dubia Lindernia dubia (L.) Pennell Lindernia dubia yellowseed false pimpernel LIDU Lindernia dubia (L.) Pennell Lindernia dubia yellowseed false pimpernel LIDU Herbaceous
0.5 %
        -none-
14 Ludwigia palustris Ludwigia palustris (L.) Elliott Ludwigia palustris marsh seedbox LUPA Ludwigia palustris (L.) Elliott Ludwigia palustris marsh seedbox LUPA Herbaceous
0.5 %
        -none-
15 Polygonum amphibium Polygonum amphibium L. Polygonum amphibium water knotweed POAM8 Polygonum amphibium L. Polygonum amphibium water knotweed POAM8 Herbaceous
0.5 %
        -none-
16 Betula nigra Betula nigra L. Betula nigra river birch BENI Betula nigra L. Betula nigra river birch BENI Tall Shrub
0.5 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Tall Shrub      
Short Shrub   0.8 m  
Herbaceous   0.8 m 90 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Wagner, Jeff Author
Podniesinski, Greg Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 03-Aug-2002
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Periodically Exposed Shoreline Community       no  
No Class Contributors.
Details 03-Aug-2002
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Carex torta - Apocynum cannabinum - Cyperus spp. Riverbed Vegetation       no  
No Class Contributors.


User Defined Values
No User Defined Data for this plot