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SHNP122
» Citation URL: http://vegbank.org/cite/VB.Ob.25582.SHNP122
» Citing info
Plot ID Fields: 
Author Plot Code ? SHNP122
Author Observation Code ? SHNP122
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 ? 38.7602555555556 º
Longitude ? -78.2849 º
Author Location ? Hogback Mountain
State or Province ? Virginia
Country ? United States
Named Places
area|country|territory: United States
continent: North America
region|state|province: Virginia
county: Warren
quadrangle: Bentonville
Layout Fields: 
Shape ? Rectangular
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 1039 m
Slope Aspect ? 340 º
Slope Gradient ? 5 º
Topographic Position ? High slope
Homogeneity ? homogeneous
Hydrologic Regime ? Upland
Soil Moisture Regime ? Subxeric
Soil Drainage ? well drained
Percent Wood ? 4 %
Percent Litter ? 96 %
Soil Taxon ? ULTICHAPLUDALFS
Soil Taxon Source ? USDA county soil survey
Methods Fields: 
Observation Start Date ? 28-Jun-2001 ± 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 ? 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 ? 29.0589079856873 m²/ha
Tree Height ? 13 m
Tree Cover ? 50 %
Shrub Cover ? 15 %
Field Cover ? 90 %
Nonvascular Cover ? 2 %
Dominant Stratum ? Tree
Misc Fields: 
Observation Narrative ? The plot documents part of an extensive, open, graminoid-rich Quercus rubra "orchard" that covers most upper slopes and crests in the Sugarloaf-Hogback Mtn area. The clonal grass Calamagrostis porteri covers large patches here; Deschampsia flexuosa var.
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 rubra L. Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   tree 10m
37.5 %
7       -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 10m
7.5 %
5       -none-
3 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   tree 6m
17.5 %
6       -none-
4 Quercus rubra L. Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   tree 6m
17.5 %
6       -none-
5 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   shrub
7.5 %
5       -none-
6 Vaccinium pallidum Ait. Vaccinium pallidum Ait. Vaccinium pallidum Blue Ridge blueberry Vaccinium pallidum Ait. **   Vaccinium pallidum Ait. Vaccinium pallidum Blue Ridge blueberry Vaccinium pallidum Ait. **   shrub
3.5 %
4       -none-
7 Acer pensylvanicum L. Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   shrub
1.5 %
3       -none-
8 Corylus cornuta Marsh. var. cornuta Corylus cornuta Marsh. var. cornuta Corylus cornuta var. cornuta beaked hazelnut Corylus cornuta Marsh. var. cornuta **   Corylus cornuta Marsh. var. cornuta Corylus cornuta var. cornuta beaked hazelnut Corylus cornuta Marsh. var. cornuta **   shrub
0.55 %
2       -none-
9 Ribes rotundifolium Michx. Ribes rotundifolium Michx. Ribes rotundifolium Appalachian gooseberry Ribes rotundifolium Michx. **   Ribes rotundifolium Michx. Ribes rotundifolium Appalachian gooseberry Ribes rotundifolium Michx. **   shrub
0.55 %
2       -none-
10 Hamamelis virginiana L. Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   shrub
0.55 %
2       -none-
11 Vaccinium pallidum Ait. Vaccinium pallidum Ait. Vaccinium pallidum Blue Ridge blueberry Vaccinium pallidum Ait. **   Vaccinium pallidum Ait. Vaccinium pallidum Blue Ridge blueberry Vaccinium pallidum Ait. **   woody seedlings
37.5 %
7       -none-
12 Rhododendron prinophyllum (Small) Millais Rhododendron prinophyllum (Small) Millais Rhododendron prinophyllum early azalea Rhododendron prinophyllum (Small) Millais **   Rhododendron prinophyllum (Small) Millais Rhododendron prinophyllum early azalea Rhododendron prinophyllum (Small) Millais **   woody seedlings
3.5 %
4       -none-
13 Rubus allegheniensis Porter var. allegheniensis Rubus allegheniensis Porter var. allegheniensis Rubus allegheniensis var. allegheniensis Allegheny blackberry Rubus allegheniensis Porter var. allegheniensis **   Rubus allegheniensis Porter var. allegheniensis Rubus allegheniensis var. allegheniensis Allegheny blackberry Rubus allegheniensis Porter var. allegheniensis **   woody seedlings
1.5 %
3       -none-
14 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
0.55 %
2       -none-
15 Acer pensylvanicum L. Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   woody seedlings
0.55 %
2       -none-
16 Quercus rubra L. Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   Quercus rubra L. Quercus rubra northern red oak Quercus rubra L. **   woody seedlings
0.55 %
2       -none-
17 Hamamelis virginiana L. Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   woody seedlings
0.55 %
2       -none-
18 Quercus alba L. Quercus alba L. Quercus alba white oak Quercus alba L. **   Quercus alba L. Quercus alba white oak Quercus alba L. **   woody seedlings
0.55 %
2       -none-
19 Prunus serotina Ehrh. var. serotina Prunus serotina Ehrh. var. serotina Prunus serotina var. serotina black cherry Prunus serotina Ehrh. var. serotina **   Prunus serotina Ehrh. var. serotina Prunus serotina var. serotina black cherry Prunus serotina Ehrh. var. serotina **   woody seedlings
0.55 %
2       -none-
20 Crataegus sp. Crataegus L. Crataegus hawthorn Crataegus sp. **   Crataegus L. Crataegus hawthorn Crataegus sp. **   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    
shrub 0.5 m 6 m 17.5 %
tree 20m 20 m 35 m  
tree 10m 10 m 20 m 37.5 %
tree 6m 6 m 10 m 37.5 %
woody seedlings 0 m 0.5 m 37.5 %
Herb 0 m   90 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Parrish, Shelly Field assistant
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 ?
Northern Red Oak Forest       no
Fleming, Gary
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Quercus rubra - (Quercus alba) / Ilex montana / Dennstaedtia punctilobula - Lysimachia quadrifolia 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       20.5599994659424 %           3.1 23.5900001525879 5.11999988555908 % 0 - 1 cm - leqf litter/duff 1 - 3 cm - humus/root mat 3+ cm - dark brown to reddish- brown loam, very stony


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Herbivory, invertebrate   Gypsy moth
Herbivory, vertebrates    
Other disturbances   Some crown damage by gypsy moth ca. 10 years ago.
Other disturbances   Wind/Ice damage


User Defined Values
No User Defined Data for this plot