085-GFNP-0023
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:13659-{99729396-5F41-46BB-A138-F4EEFEA889DD} » Citing info
Plot ID Fields:
Author Plot Code	085-GFNP-0023
Author Observation Code	085-GFNP-0023
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	8 x 12.5 m
Area	100 m²
Permanence	not permanent
Environment Fields:
Elevation	33 m
Slope Aspect	(n/a, flat) º
Slope Gradient	4 º
Topographic Position	upper slope
Landform	bedrock outcrop
Hydrologic Regime	terrestrial (upland)
Soil Moisture Regime	very xeric
Soil Drainage	rapidly drained
Methods Fields:
Observation Start Date	27-Aug-2003
Observation End Date	27-Aug-2003
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	1 m
Field Cover	8 %
Nonvascular Cover	65 %
Misc Fields:
Observation Narrative	Sparsely vegetated outcrop on bedrock terrace adjacent to, and approximately 10 m in elevation above, the Potomac River. Habitat is periodically scoured by large floods (return interval ~ 7 to 12 years). Xanthoparmelia cf. conspersa is the dominant lichen.

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 Solidago racemosa Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   -all-   3.5 % 4       -none- 2 Schizachyrium scoparium var. scoparium Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   Schizachyrium scoparium var. scoparium **   -all-   3.5 % 4       -none- 3 Eubotrys racemosa Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   Eubotrys racemosa **   -all-   1.5 % 3       -none- 4 Scirpus cyperinus Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   Scirpus cyperinus **   -all-   0.505 % 2       -none- 5 Dichanthelium acuminatum var. acuminatum Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   Dichanthelium acuminatum var. acuminatum **   -all-   0.505 % 2       -none- 6 Campsis radicans Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   -all-   0.505 % 2       -none- 7 Ionactis linariifolia Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   -all-   0.505 % 2       -none- 8 Rubus flagellaris Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   Rubus flagellaris **   -all-   0.505 % 2       -none- 9 Andropogon gerardii Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   Andropogon gerardii **   -all-   0.505 % 2       -none- 10 Juncus dichotomus Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   Juncus dichotomus **   -all-   0.505 % 2       -none- 11 Euthamia graminifolia Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   Euthamia graminifolia **   -all-   0.505 % 2       -none- 12 Ludwigia palustris Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   Ludwigia palustris **   -all-   0.505 % 2       -none- 13 Juncus tenuis Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   Juncus tenuis **   -all-   0.505 % 2       -none- 14 Hypericum gentianoides Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   Hypericum gentianoides **   -all-   0.05 % 1       -none- 15 Ulmus americana Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   Ulmus americana **   -all-   0.05 % 1       -none-
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Stratum Definitions:
Sorry, no Stratum Definitions found.
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