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085-BULL-0020P
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:12825-{A895A624-BDB1-4A69-9FC8-C6C8FC4A3336}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-BULL-0020P
Author Observation Code ? 085-BULL-0020P
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 10 m
Confidentiality Status ? 100 km radius (nearest degree)
Latitude ? 39 º
Longitude ? -78 º
State or Province ? Virginia
Named Places
county: Prince William
region|state|province: Virginia
Layout Fields: 
DSG Polygon ? 20 x 20 m
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 140 m
Slope Aspect ? 233 º
Slope Gradient ? 25 º
Topographic Position ? upper slope
Landform ? side slope
Hydrologic Regime ? terrestrial (upland)
Soil Moisture Regime ? xeric
Soil Drainage ? well drained
Methods Fields: 
Observation Start Date ? 22-Jun-2001
Observation End Date ? 22-Jun-2001
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 ? 30 m
Shrub Height ? 6 m
Field Height ? 5 m
Tree Cover ? 95 %
Shrub Cover ? 40 %
Field Cover ? 12 %
Nonvascular Cover ? 10 %
Misc Fields: 
Observation Narrative ? Plot location: steep SW-facing slope at south end of ridge, 0.3 km NE of Beverly Mill, Thoroughfare Gap. Marked with a metal tree tag. See form/report for sketch. Rock types present: small, flat flaggy quartzite/ muscovite schist fragments. This steep, dry, infertile slope supports a medium-age forest dominated by Quercus montana, with some Quercus velutina. Herbaceous species are very sparse here, with most of the herb-layer cover is contributed by low, ericaceous shrubs. This stand was cut long ago and regenerated largely from stump sprouts.
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 Quercus montana Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   -all-  
87.5 %
9      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
17.5 cm ± 2.5 cm     2 stem(s)
22.5 cm ± 2.5 cm     2 stem(s)
27.5 cm ± 2.5 cm     1 stem(s)
32.5 cm ± 2.5 cm     2 stem(s)
37.5 cm ± 2.5 cm     4 stem(s)
50.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem stem stem stem stem stem stem stem stem
2 Nyssa sylvatica Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   -all-  
62.5 %
8      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     12 stem(s)
7.5 cm ± 2.5 cm     10 stem(s)
12.5 cm ± 2.5 cm     3 stem(s)
stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem
3 Quercus velutina Quercus velutina **   Quercus velutina **   Quercus velutina **   Quercus velutina **   Quercus velutina **   Quercus velutina **   Quercus velutina **   Quercus velutina **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
27.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     1 stem(s)
55.5 cm ± 0.5 cm     1 stem(s)
stem stem stem
4 Vaccinium pallidum Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   -all-  
17.5 %
6       -none-
5 Fagus grandifolia Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     2 stem(s)
7.5 cm ± 2.5 cm     3 stem(s)
stem stem stem stem stem
6 Acer rubrum Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   -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     3 stem(s)
stem stem stem stem
7 Gaylussacia baccata Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   -all-  
7.5 %
5       -none-
8 Rhododendron periclymenoides Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   -all-  
3.5 %
4      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     2 stem(s)
stem stem
9 Kalmia latifolia Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   -all-  
1.5 %
3      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
stem
10 Smilax rotundifolia Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   -all-  
1.5 %
3       -none-
11 Sassafras albidum Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   Sassafras albidum **   -all-  
1.5 %
3      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
stem
12 Dichanthelium dichotomum Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   Dichanthelium dichotomum **   -all-  
0.505 %
2       -none-
13 Danthonia spicata Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   Danthonia spicata **   -all-  
0.505 %
2       -none-
14 Pinus virginiana Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   -all-  
0.505 %
2       -none-
15 Smilax glauca Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   -all-  
0.505 %
2       -none-
16 Chimaphila maculata Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   -all-  
0.505 %
2       -none-
17 Vaccinium stamineum Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   Vaccinium stamineum **   -all-  
0.505 %
2       -none-
18 Carex swanii Carex swanii **   Carex swanii **   Carex swanii **   Carex swanii **   Carex swanii **   Carex swanii **   Carex swanii **   Carex swanii **   -all-  
0.505 %
2       -none-
19 Quercus alba Quercus alba **   Quercus alba **   Quercus alba **   Quercus alba **   Quercus alba **   Quercus alba **   Quercus alba **   Quercus alba **   -all-  
0.505 %
2       -none-
20 Hieracium venosum Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   Hieracium venosum **   -all-  
0.505 %
2       -none-
21 Isotria verticillata Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   Isotria verticillata **   -all-  
0.505 %
2       -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 ?
Ritter, Anna Field assistant
Kieffer, Michael Field assistant
Fleming, Gary Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-May-2003
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Quercus montana - (Quercus coccinea, Quercus rubra) / Kalmia latifolia / Vaccinium pallidum 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       6.78000020980835 %   1.91999995708466 % 32.0800018310547 % 66 %   3.90000009536743 15.8199996948242 4.71999979019165 % Soil Nutrient Status: low. Duff and humus/ root mat layers highly variable within plot, 2-10cm deep in aggregate. A = Yellow-brown, very stony, sandy loam. Physical Analysis (A-Horizon): 2% clay, 32% silt, 66% sand.


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   Many sprout-origin oaks- cut 60+ years ago. Light gypsy moth defoliation.


User Defined Values
No User Defined Data for this plot