085-FBMR-0059
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:13457-{F89F5664-5DA4-478E-8A9A-B3EC9D3F3F94} » Citing info
Plot ID Fields:
Author Plot Code	085-FBMR-0059
Author Observation Code	085-FBMR-0059
Location Fields:	MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status	100 km radius (nearest degree)
Latitude	39 º
Longitude	-77 º
State or Province	Virginia
Named Places	county: Fairfax county: Fairfax region|state|province: Virginia
Layout Fields:
DSG Polygon	10 x 10 m
Area	100 m²
Permanence	not permanent
Environment Fields:
Elevation	3 m
Slope Aspect	(n/a, flat) º
Slope Gradient	0 º
Topographic Position	plain/level/bottom
Landform	rolling/dissected upland
Hydrologic Regime	tidal - regularly flooded
Soil Moisture Regime	hydric
Soil Drainage	very poorly drained
Water Salinity	freshwater
Methods Fields:
Observation Start Date	31-Aug-1999
Observation End Date	31-Aug-1999
Project	Virginia Heritage
Cover Method	Carolina Vegetation Survey
Stratum Method	No Strata
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	100 m²
Plot Quality Fields:
Plot Validation Level	(2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields:
--no data--
Misc Fields:
Observation Narrative	Plot location: Marsh near the entrance of Pohick Creek into Pohick Bay. Measured slope (ave.): 0-3% (level or nearly so). See plot form for drawing of plot's surroundings. This tidal freshwater marsh is dominated here by Zizania aquatica and Polygonum punctatum.

Taxa occurring on this plot-observation
Change plant label: --Choose a value-- Author's plant name Original Interpretation, full Scientific Name Original Interpretation, Scientific Name without authors Original Interpretation, USDA Code Original Interpretation, Common Name Current Interpretation, full Scientific Name Current Interpretation, Scientific Name without authors Current Interpretation, USDA Code Current Interpretation, Common Name
Change Strata Shown: --choose one-- show strata (no strata on this plot) show overall cover show strata + overall
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 Zizania aquatica var. aquatica Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   Zizania aquatica var. aquatica **   -all-   87.5 % 9       -none- 2 Persicaria punctata Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   -all-   17.5 % 6       -none- 3 Hydrocotyle verticillata / prolifera Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   Hydrocotyle verticillata / prolifera **   -all-   7.5 % 5       -none- 4 Lysimachia nummularia Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   Lysimachia nummularia **   -all-   3.5 % 4       -none- 5 Microstegium vimineum Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   Microstegium vimineum **   -all-   0.505 % 2       -none- 6 Carex sp. Carex sp. **   Carex sp. **   Carex sp. **   Carex sp. **   Carex sp. **   Carex sp. **   Carex sp. **   Carex sp. **   -all-   0.505 % 2       -none- 7 Saururus cernuus Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   Saururus cernuus **   -all-   0.505 % 2       -none- 8 Peltandra virginica Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   -all-   0.505 % 2       -none- 9 Cyperus erythrorhizos Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   Cyperus erythrorhizos **   -all-   0.505 % 2       -none- 10 Lycopus americanus Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   Lycopus americanus **   -all-   0.505 % 2       -none- 11 Orontium aquaticum Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   Orontium aquaticum **   -all-   0.505 % 2       -none- 12 Sagittaria latifolia Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   Sagittaria latifolia **   -all-   0.505 % 2       -none- 13 Salix nigra Salix nigra **   Salix nigra **   Salix nigra **   Salix nigra **   Salix nigra **   Salix nigra **   Salix nigra **   Salix nigra **   -all-   0.05 % 1       -none- 14 Bidens laevis Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   -all-   0.05 % 1       -none-
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Stratum Definitions:
Sorry, no Stratum Definitions found.
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