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085-POWH-0002
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:16065-{A36E0EBB-F2E0-4330-BB40-6944FF3FCFCF}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-POWH-0002
Author Observation Code ? 085-POWH-0002
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 25 m
Confidentiality Status ? 100 km radius (nearest degree)
Latitude ? 38 º
Longitude ? -78 º
State or Province ? Virginia
Named Places
county: Powhatan
region|state|province: Virginia
Layout Fields: 
DSG Polygon ? 10 x 40 m
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 43 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? 0 º
Topographic Position ? basin/depression
Landform ? alluvial flat/alluvial terrace/floodplain
Hydrologic Regime ? non-tidal - intermittently flooded
Soil Moisture Regime ? subhygric
Soil Drainage ? somewhat poorly drained
Methods Fields: 
Observation Start Date ? 02-Jun-2006
Observation End Date ? 02-Jun-2006
Project ? Virginia Heritage
Cover Method ? Carolina Vegetation Survey
Stratum Method ? No Strata
Stem Size Limit ? 2.5 cm
Method Narrative ? releve Virginia Division of Natural Heritage, see http://www.dcr.virginia.gov/natural_heritage/documents/nh_plotform_instructions.pdf
Overall Taxon Cover Values are Automatically Calculated? ? no
Stem Observation Area ? 400
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Tree Height ? 34 m
Shrub Height ? 5 m
Field Height ? 5 m
Tree Cover ? 95 %
Shrub Cover ? 10 %
Field Cover ? 70 %
Nonvascular Cover ? 0.5 %
Misc Fields: 
Observation Narrative ? This long, linear plot (10 x 40 m) captures a narrow depression/ slough in the middle of a wide floodplain along the James River. The slough supports more hydrophytic vegetation than the adjacent higher terraces. Although very small and compromised by exotics, this vegetation is nevertheless representative of recurring forests on low floodplain sites and backswamps along the James River.
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 Acer saccharinum Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   Acer saccharinum **   -all-  
62.5 %
8      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
12.5 cm ± 2.5 cm     2 stem(s)
17.5 cm ± 2.5 cm     2 stem(s)
32.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     4 stem(s)
46.5 cm ± 0.5 cm     1 stem(s)
53.5 cm ± 0.5 cm     1 stem(s)
55.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem stem stem stem stem stem stem stem stem
2 Fraxinus pennsylvanica Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   Fraxinus pennsylvanica **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
12.5 cm ± 2.5 cm     1 stem(s)
17.5 cm ± 2.5 cm     1 stem(s)
22.5 cm ± 2.5 cm     1 stem(s)
32.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     2 stem(s)
stem stem stem stem stem stem
3 Saururus cernuus Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   -all-  
37.5 %
7       -none-
4 Platanus occidentalis Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   Platanus occidentalis **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
12.5 cm ± 2.5 cm     1 stem(s)
27.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     1 stem(s)
52.5 cm ± 0.5 cm     1 stem(s)
59.5 cm ± 0.5 cm     1 stem(s)
77.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem stem stem
5 Glechoma hederacea Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   Glechoma hederacea **   -all-  
37.5 %
7       -none-
6 Elymus macgregorii Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   Elymus macgregorii **   -all-  
17.5 %
6       -none-
7 Ulmus americana Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
7.5 cm ± 2.5 cm     2 stem(s)
12.5 cm ± 2.5 cm     4 stem(s)
17.5 cm ± 2.5 cm     1 stem(s)
22.5 cm ± 2.5 cm     2 stem(s)
32.5 cm ± 2.5 cm     1 stem(s)
stem stem stem stem stem stem stem stem stem stem stem
8 Acer negundo var. negundo Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   Acer negundo var. negundo **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
17.5 cm ± 2.5 cm     1 stem(s)
27.5 cm ± 2.5 cm     1 stem(s)
stem stem
9 Lindera benzoin Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   -all-  
7.5 %
5      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     6 stem(s)
stem stem stem stem stem stem
10 Acer rubrum Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   -all-  
7.5 %
5      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
7.5 cm ± 2.5 cm     2 stem(s)
stem stem
11 Carex grayi Carex grayi **   Carex grayi **   Carex grayi **   Carex grayi **   Carex grayi **   Carex grayi **   Carex grayi **   Carex grayi **   -all-  
7.5 %
5       -none-
12 Vitis vulpina Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   Vitis vulpina **   -all-  
3.5 %
4      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
7.5 cm ± 2.5 cm     4 stem(s)
stem stem stem stem
13 Galium aparine Galium aparine **   Galium aparine **   Galium aparine **   Galium aparine **   Galium aparine **   Galium aparine **   Galium aparine **   Galium aparine **   -all-  
1.5 %
3       -none-
14 Nemophila aphylla Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   Nemophila aphylla **   -all-  
1.5 %
3       -none-
15 Boehmeria cylindrica Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   Boehmeria cylindrica **   -all-  
1.5 %
3       -none-
16 Microstegium vimineum Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   -all-  
1.5 %
3       -none-
17 Potentilla indica Potentilla indica **   Potentilla indica **   Potentilla indica **   Potentilla indica **   Potentilla indica **   Potentilla indica **   Potentilla indica **   Potentilla indica **   -all-  
1.5 %
3       -none-
18 Laportea canadensis Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   Laportea canadensis **   -all-  
0.505 %
2       -none-
19 Carex radiata Carex radiata **   Carex radiata **   Carex radiata **   Carex radiata **   Carex radiata **   Carex radiata **   Carex radiata **   Carex radiata **   -all-  
0.505 %
2       -none-
20 Lonicera japonica Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   Lonicera japonica **   -all-  
0.505 %
2       -none-
21 Carex stipata var. stipata Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   Carex stipata var. stipata **   -all-  
0.505 %
2       -none-
22 Geum canadense Geum canadense **   Geum canadense **   Geum canadense **   Geum canadense **   Geum canadense **   Geum canadense **   Geum canadense **   Geum canadense **   -all-  
0.505 %
2       -none-
23 Symphyotrichum lateriflorum Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   -all-  
0.505 %
2       -none-
24 Smilax rotundifolia Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   -all-  
0.505 %
2       -none-
25 Humulus japonicus Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   Humulus japonicus **   -all-  
0.505 %
2       -none-
26 Cinna arundinacea Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   Cinna arundinacea **   -all-  
0.505 %
2       -none-
27 Campsis radicans Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   -all-  
0.505 %
2       -none-
28 Commelina virginica Commelina virginica **   Commelina virginica **   Commelina virginica **   Commelina virginica **   Commelina virginica **   Commelina virginica **   Commelina virginica **   Commelina virginica **   -all-  
0.505 %
2       -none-
29 Toxicodendron radicans Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   Toxicodendron radicans **   -all-  
0.505 %
2       -none-
30 Celtis occidentalis Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   Celtis occidentalis **   -all-  
0.505 %
2       -none-
31 Carex typhina Carex typhina **   Carex typhina **   Carex typhina **   Carex typhina **   Carex typhina **   Carex typhina **   Carex typhina **   Carex typhina **   -all-  
0.505 %
2       -none-
32 Ligustrum sinense Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   Ligustrum sinense **   -all-  
0.05 %
1       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Sorry, no Stratum Definitions found.
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Fleming, Gary Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Apr-2007
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Acer (rubrum, saccharinum) - Fraxinus pennsylvanica - Ulmus americana / Boehmeria cylindrica Floodplain Forest 5 High   no
No Class Contributors.


Soil Observations:
Soil Horizon ?Soil Depth Top ?Soil Depth Bottom ?Soil Color ?Soil Organic ?Soil Texture ?Soil Sand ?Soil Silt ?Soil Clay ?Soil Coarse ?Soil PH ?Exchange Capacity ?Base Saturation ?Soil Description ?
unknown       4.55000019073486 %           4.80000019073486 12.7600002288818 39.1399993896484 % 0-2 cm - litter and duff 2-10 cm - orange-brown silty clay loam 10+ cm - dark orange mottles Composite sample of 3


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   Entire floodplain evidently grazed, and parts cleared, in the past.


User Defined Values
No User Defined Data for this plot