085-GWMP-0022
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:16091-{B6E0016B-9F6A-4C5A-BC9A-828658E410B9} » Citing info
Plot ID Fields:
Author Plot Code	085-GWMP-0022
Author Observation Code	085-GWMP-0022
Location Fields:	MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy	25 m
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	0 m
Slope Aspect	(n/a, flat) º
Slope Gradient	0 º
Topographic Position	plain/level/bottom
Landform	tidal flat
Hydrologic Regime	tidal - regularly flooded
Soil Moisture Regime	hygric
Soil Drainage	very poorly drained
Water Salinity	freshwater
Methods Fields:
Observation Start Date	07-Sep-2006
Observation End Date	07-Sep-2006
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
Plot Quality Fields:
Plot Validation Level	(2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields:
Field Height	5 m
Field Cover	90 %
Misc Fields:
Observation Narrative	Freshwater tidal marsh along Dyke Marsh. Plot represents area with lower stature plant and no Typha. Higher diversity than adjacent Typha/Impatiens community. Area sampled 1.5 hours after high tide so water level at least knee high. Entire substrate covered by water.

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 Acorus calamus Acorus calamus **   Acorus calamus **   Acorus calamus **   Acorus calamus **   Acorus calamus **   Acorus calamus **   Acorus calamus **   Acorus calamus **   -all-   37.5 % 7       -none- 2 Bidens laevis Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   Bidens laevis **   -all-   17.5 % 6       -none- 3 Peltandra virginica Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   Peltandra virginica **   -all-   17.5 % 6       -none- 4 Impatiens capensis Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   Impatiens capensis **   -all-   7.5 % 5       -none- 5 Nuphar advena Nuphar advena **   Nuphar advena **   Nuphar advena **   Nuphar advena **   Nuphar advena **   Nuphar advena **   Nuphar advena **   Nuphar advena **   -all-   7.5 % 5       -none- 6 Bolboschoenus fluviatilis Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   Bolboschoenus fluviatilis **   -all-   3.5 % 4       -none- 7 Amaranthus cannabinus Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   Amaranthus cannabinus **   -all-   3.5 % 4       -none- 8 Echinochloa walteri Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   Echinochloa walteri **   -all-   1.5 % 3       -none- 9 Persicaria punctata Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   Persicaria punctata **   -all-   1.5 % 3       -none- 10 Pontederia cordata var. cordata Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   Pontederia cordata var. cordata **   -all-   1.5 % 3       -none- 11 Persicaria arifolia Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   Persicaria arifolia **   -all-   0.505 % 2       -none- 12 Cuscuta gronovii Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   Cuscuta gronovii **   -all-   0.505 % 2       -none- 13 Sagittaria latifolia var. latifolia Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   Sagittaria latifolia var. latifolia **   -all-   0.505 % 2       -none-
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Stratum Definitions:
Sorry, no Stratum Definitions found.
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