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SHNP017
» Citation URL: http://vegbank.org/cite/VB.Ob.25477.SHNP017
» Citing info
Plot ID Fields: 
Author Plot Code ? SHNP017
Author Observation Code ? SHNP017
Original Data Location ? Virginia Natural Heritage Program, Richmond
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 25 m
Confidentiality Status ? NOT IMPLEMENTED: public embargo
Latitude ? 38.5153888888889 º
Longitude ? -78.4365777777778 º
Author Location ? Big Meadows
State or Province ? Virginia
Country ? United States
Named Places
area|country|territory: United States
county: Madison
continent: North America
region|state|province: Virginia
quadrangle: Big Meadows
Layout Fields: 
Shape ? Square
Area ? 100
Permanence ? not permanent
Environment Fields: 
Elevation ? 1061 m
Slope Aspect ? (n/a, flat) º
Slope Gradient ? (n/a, too irregular to determine) º
Topographic Position ? Low level
Homogeneity ? homogeneous
Hydrologic Regime ? Saturated
Soil Moisture Regime ? Subhygric
Soil Drainage ? somewhat poorly drained
Percent Litter ? 99 %
Percent Bare Soil ? 1 %
Soil Taxon ? BAILE
Soil Taxon Source ? USDA county soil survey
Methods Fields: 
Observation Start Date ? 07-Jul-1999 ± exact
Date Accuracy ? exact
Project ? Shenandoah National Park
Cover Method ? Virginia Heritage Cover Method
Stratum Method ? VA-Heritage Strata
Stem Size Limit ? 2.5 cm
Taxon Observation Area ? 100
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Stem Observation Area ? 100
Stem Sample Method ? Full census
Plot Quality Fields: 
Effort Level ? Accurate
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Floristic Quality ? High
Overall Plot Vegetation Fields: 
Basal Area ? 1.25074660778046 m²/ha
Shrub Cover ? 30 %
Field Cover ? 70 %
Dominant Stratum ? Shrub
Misc Fields: 
Observation Narrative ? The plot is representative of a scrub/herbaceous wetland mosaic occupying the lowlands of Big Meadows south of Skyline Dr. This vegetation is floristically and compositionally unusual and has affinities to mafic wetlands of the southern blue ridge. The st
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 Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba var. latifolia white meadowsweet Spiraea alba Du Roi var. latifolia (Ait.) Dippel **   Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba var. latifolia white meadowsweet Spiraea alba Du Roi var. latifolia (Ait.) Dippel **   shrub
37.5 %
7       -none-
2 Cornus racemosa Lam. Cornus racemosa Lam. Cornus racemosa gray dogwood Cornus racemosa Lam. **   Cornus racemosa Lam. Cornus racemosa gray dogwood Cornus racemosa Lam. **   shrub
37.5 %
7       -none-
3 Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba var. latifolia white meadowsweet Spiraea alba Du Roi var. latifolia (Ait.) Dippel **   Spiraea alba Du Roi var. latifolia (Ait.) Dippel Spiraea alba var. latifolia white meadowsweet Spiraea alba Du Roi var. latifolia (Ait.) Dippel **   woody seedlings
1.5 %
3       -none-
4 Cornus racemosa Lam. Cornus racemosa Lam. Cornus racemosa gray dogwood Cornus racemosa Lam. **   Cornus racemosa Lam. Cornus racemosa gray dogwood Cornus racemosa Lam. **   woody seedlings
0.55 %
2       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
tree 35m 35 m    
tree 20m 20 m 35 m  
tree 10m 10 m 20 m  
tree 6m 6 m 10 m  
woody seedlings 0 m 0.5 m 1.5 %
shrub 0.5 m 6 m 37.5 %
Herb 0 m   70 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Fleming, Gary PI
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Mafic Fen / Seep       no
Fleming, Gary
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Acer rubrum - Nyssa sylvatica / Ilex verticillata - Vaccinium fuscatum / Osmunda cinnamomea Seep Forest       no
Fleming, Gary


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 ?
A       22.2800006866455 %           4.8 26.0699996948242 23.5 % A horizon = very fine dark brown loam with many small stones.


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Herbivory, vertebrates    
Hydrologic alteration    
Other disturbances   Exotic plants
Other disturbances   Lack of periodic fire.
Other disturbances   Very severe deer impacts, browse line, major herbivory.
Trampling and trails    


User Defined Values
No User Defined Data for this plot