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SHNP620
» Citation URL: http://vegbank.org/cite/VB.Ob.25711.SHNP620
» Citing info
Plot ID Fields: 
Author Plot Code ? SHNP620
Author Observation Code ? SHNP620
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 ? 38.5019777777778 º
Longitude ? -78.4373666666667 º
Author Location ? Mill Prong
State or Province ? Virginia
Country ? United States
Named Places
area|country|territory: United States
quadrangle: Big Meadows
continent: North America
region|state|province: Virginia
county: Madison
Layout Fields: 
Shape ? Square
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 924 m
Slope Aspect ? 168 º
Slope Gradient ? 2 º
Topographic Position ? Low level
Homogeneity ? homogeneous
Hydrologic Regime ? Seasonally flooded
Soil Moisture Regime ? Subhydric
Soil Drainage ? poorly drained
Percent Rock / Gravel ? 55 %
Percent Litter ? 35 %
Percent Bare Soil ? 2 %
Percent Water ? 8 %
Soil Taxon Source ? USDA county soil survey
Methods Fields: 
Observation Start Date ? 19-Jun-2002 ± exact
Date Accuracy ? exact
Project ? Shenandoah National Park
Cover Method ? Virginia Heritage Cover Method
Stratum Method ? VA-Heritage Strata
Stem Size Limit ? 1 cm
Taxon Observation Area ? 400
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Stem Observation Area ? 400
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 ? 48.2077779127285 m²/ha
Nonvascular Cover ? 35 %
Dominant Stratum ? Tree
Misc Fields: 
Observation Narrative ? SOIL METHODS: Upper 10 cm (approximately) of mineral soil extracted for analysis. Cation concentrations determined by Mehlich III extraction method. Analysis performed at Brookside Laboratories, New Knoxville, Ohio.
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 Tilia americana L. Tilia americana L. Tilia americana American basswood Tilia americana L. **   Tilia americana L. Tilia americana American basswood Tilia americana L. **   tree 20m
17.5 %
6       -none-
2 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   tree 20m
17.5 %
6       -none-
3 Tsuga canadensis (L.) Carr. Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   tree 20m
7.5 %
5       -none-
4 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   tree 10m
7.5 %
5       -none-
5 Lindera benzoin (L.) Blume Lindera benzoin (L.) Blume Lindera benzoin northern spicebush Lindera benzoin (L.) Blume **   Lindera benzoin (L.) Blume Lindera benzoin northern spicebush Lindera benzoin (L.) Blume **   shrub
37.5 %
7       -none-
6 Hamamelis virginiana L. Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   shrub
3.5 %
4       -none-
7 Acer saccharum Marsh. var. saccharum Acer saccharum Marsh. var. saccharum Acer saccharum var. saccharum sugar maple Acer saccharum Marsh. var. saccharum **   Acer saccharum Marsh. var. saccharum Acer saccharum var. saccharum sugar maple Acer saccharum Marsh. var. saccharum **   shrub
3.5 %
4       -none-
8 Fraxinus nigra Marsh. Fraxinus nigra Marsh. Fraxinus nigra black ash Fraxinus nigra Marsh. **   Fraxinus nigra Marsh. Fraxinus nigra black ash Fraxinus nigra Marsh. **   shrub
3.5 %
4       -none-
9 Dirca palustris L. Dirca palustris L. Dirca palustris eastern leatherwood Dirca palustris L. **   Dirca palustris L. Dirca palustris eastern leatherwood Dirca palustris L. **   shrub
1.5 %
3       -none-
10 Ilex verticillata (L.) Gray Ilex verticillata (L.) Gray Ilex verticillata common winterberry Ilex verticillata (L.) Gray **   Ilex verticillata (L.) Gray Ilex verticillata common winterberry Ilex verticillata (L.) Gray **   shrub
0.55 %
2       -none-
11 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   woody seedlings
1.5 %
3       -none-
12 Tsuga canadensis (L.) Carr. Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   woody seedlings
0.55 %
2       -none-
13 Sambucus canadensis L. Sambucus canadensis L. Sambucus canadensis Sambucus canadensis L. **   Sambucus canadensis L. **   Sambucus canadensis L. Sambucus canadensis Sambucus canadensis L. **   Sambucus canadensis L. **   woody seedlings
0.05 %
1       -none-
14 Smilax tamnoides L. Smilax tamnoides L. Smilax tamnoides bristly greenbrier Smilax tamnoides L. **   Smilax tamnoides L. Smilax tamnoides bristly greenbrier Smilax tamnoides L. **   woody seedlings
0.05 %
1       -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 37.5 %
Herb 0 m    
tree 10m 10 m 20 m 7.5 %
tree 6m 6 m 10 m  
shrub 0.5 m 6 m 37.5 %
woody seedlings 0 m 0.5 m 1.5 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Burka, J. Field assistant
Young, John Field assistant
Fleming, Gary Data Manager
Funkhouser, Ann Field assistant
Walton, Dean PI
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Mountain / Piedmont Basic Seepage Swamp       no
Fleming, Gary
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Acer rubrum - Fraxinus nigra - Betula alleghaniensis / Veratrum viride - Carex bromoides Seep Forest Absolutely correct Medium   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       26.2099990844727 %           4.8 23.5699996948242 41.2200012207031 %  


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Herbivory, invertebrate   Hemlock woolly adelgid


User Defined Values
No User Defined Data for this plot