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085-BULL-0024R
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:17188-{636A97D5-E53A-4425-8A13-3614BD346152}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-BULL-0024R
Author Observation Code ? 085-BULL-0024R
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 ? 16 x 25 m
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 176 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? 3 º
Topographic Position ? crest/interfluve
Landform ? ridge/interfluve
Hydrologic Regime ? terrestrial (upland)
Soil Moisture Regime ? xeric
Soil Drainage ? well drained
Methods Fields: 
Observation Start Date ? 17-Jul-2014
Observation End Date ? 17-Jul-2014
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 ? 22 m
Shrub Height ? 5 m
Field Height ? 5 m
Tree Cover ? 90 %
Shrub Cover ? 60 %
Field Cover ? 25 %
Nonvascular Cover ? 1 %
Misc Fields: 
Observation Narrative ? Resample of 13-year old permanent plot. Corners are now monumented with rebar stakes painted light blue. The only notable changes in this plot since 2001 are that one Pinus rigida, one Quercus montana, and many stems of Kalmia latifolia have died. Although it was not a dominant shrub species in 2001, the overall cover of Kalmia has declined from >5% to <1% in 2014. Stand basal area has increased considerably due to the diameter growth of the trees. There is little oak and no pine recruitment here, and the subcanopy continues to be dominated by Nyssa sylvatica, with some Acer rubrum and Fagus grandifolia also present. A larger number of sapling Fagus are invading the understory of this stand to the north of the plot. The entire stand is extremely fire-suppressed and could benefit from prescribed burning.
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 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     14 stem(s)
7.5 cm ± 2.5 cm     20 stem(s)
12.5 cm ± 2.5 cm     9 stem(s)
17.5 cm ± 2.5 cm     1 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 stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem stem
2 Gaylussacia baccata Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   Gaylussacia baccata **   -all-  
62.5 %
8       -none-
3 Quercus coccinea Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   Quercus coccinea **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
12.5 cm ± 2.5 cm     1 stem(s)
22.5 cm ± 2.5 cm     1 stem(s)
27.5 cm ± 2.5 cm     1 stem(s)
32.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     1 stem(s)
stem stem stem stem stem
4 Quercus montana Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
27.5 cm ± 2.5 cm     1 stem(s)
32.5 cm ± 2.5 cm     2 stem(s)
48.5 cm ± 0.5 cm     1 stem(s)
54.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem stem
5 Pinus rigida Pinus rigida **   Pinus rigida **   Pinus rigida **   Pinus rigida **   Pinus rigida **   Pinus rigida **   Pinus rigida **   Pinus rigida **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
27.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     2 stem(s)
52.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem
6 Vaccinium pallidum Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   -all-  
3.5 %
4       -none-
7 Acer rubrum Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   -all-  
3.5 %
4      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
7.5 cm ± 2.5 cm     1 stem(s)
17.5 cm ± 2.5 cm     1 stem(s)
stem stem
8 Fagus grandifolia Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   -all-  
3.5 %
4      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
stem
9 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 ?# ?
7.5 cm ± 2.5 cm     1 stem(s)
stem
10 Kalmia latifolia Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   -all-  
0.505 %
2      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     2 stem(s)
stem stem
11 Chimaphila maculata Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   Chimaphila maculata **   -all-  
0.505 %
2       -none-
12 Smilax rotundifolia Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   Smilax rotundifolia **   -all-  
0.505 %
2       -none-
13 Pinus virginiana Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   Pinus virginiana **   -all-  
0.05 %
1       -none-
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Stratum Definitions:
Sorry, no Stratum Definitions found.
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Observation Contributors:
Party ?Role ?
Oliver, Tom Field assistant
Ritter, Anna Field assistant
Kieffer, Michael Field assistant
Fleming, Gary Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 05-Nov-2014
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Pinus (pungens, rigida) - Quercus montana / (Quercus ilicifolia) / Gaylussacia baccata Woodland 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                         See soil chemistry and profile data of original plot BULL024P


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   One Pinus rigida snag and one Quercus montana snag in plot. Noticeable Kalmia die-back. Stand extremely fire-suppressed.


User Defined Values
No User Defined Data for this plot