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085-MADS-0030
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:14700-{1AD8F0A9-E421-455B-BFD1-155D252CF049}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-MADS-0030
Author Observation Code ? 085-MADS-0030
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
Permanence ? not permanent
Environment Fields: 
Elevation ? 27 m
Slope Aspect ? 135 º
Slope Gradient ? 15 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 ? 17-Sep-2003
Observation End Date ? 17-Sep-2003
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 ? 100
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Shrub Height ? 0.5 m
Field Height ? 6 m
Shrub Cover ? 2 %
Field Cover ? 7 %
Nonvascular Cover ? 95 %
Misc Fields: 
Observation Narrative ? The plot captures the crest and upper slopes of a high, narrow, spine-like metagrawacke outcrop on the bedrock terrace northwest of Black Pond. Vegetation is rather sparse and rooted in narrow crevices. Xanthoparmelia conspersa is the dominant lichen.
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 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-  
7.5 %
5       -none-
2 Solidago racemosa Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   Solidago racemosa **   -all-  
1.5 %
3       -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 Amelanchier spicata Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   Amelanchier spicata **   -all-  
0.505 %
2       -none-
5 Hypericum prolificum Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   Hypericum prolificum **   -all-  
0.505 %
2       -none-
6 Vaccinium stamineum Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   -all-  
0.505 %
2       -none-
7 Pinus virginiana Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   -all-  
0.505 %
2       -none-
8 Campsis radicans Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   Campsis radicans **   -all-  
0.505 %
2       -none-
9 Vaccinium pallidum Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   -all-  
0.505 %
2       -none-
10 Gaylussacia baccata Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   -all-  
0.505 %
2       -none-
11 Chionanthus virginicus Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   Chionanthus virginicus **   -all-  
0.505 %
2       -none-
12 Ionactis linariifolia Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   Ionactis linariifolia **   -all-  
0.505 %
2       -none-
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Stratum Definitions:
Sorry, no Stratum Definitions found.
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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 ?
(Hypericum prolificum, Eubotrys racemosa) / Schizachyrium scoparium - Solidago simplex var. racemosa - Ionactis linariifolius Riverscour Sparse Vegetation 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                         No mineral soil present; sample could not be collected.


User Defined Values
No User Defined Data for this plot