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SHNP104
» Citation URL: http://vegbank.org/cite/VB.Ob.25564.SHNP104
» Citing info
Plot ID Fields: 
Author Plot Code ? SHNP104
Author Observation Code ? SHNP104
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 ? 38.5545277777778 º
Longitude ? -78.3963277777778 º
Author Location ? Hawksbill Mountain
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 ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 1225 m
Slope Aspect ? 238 º
Slope Gradient ? 4 º
Topographic Position ? Interfluve
Rock Type ? basalt
Homogeneity ? homogeneous
Hydrologic Regime ? Upland
Soil Moisture Regime ? Submesic
Soil Drainage ? well drained
Percent Wood ? 2 %
Percent Litter ? 78 %
Soil Taxon Source ? USDA county soil survey
Methods Fields: 
Observation Start Date ? 11-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 ? 16.3912988603115 m²/ha
Tree Height ? 11 m
Tree Cover ? 50 %
Shrub Cover ? 70 %
Field Cover ? 90 %
Nonvascular Cover ? 20 %
Dominant Stratum ? Tree
Misc Fields: 
Observation Narrative ? This is one of a subset of plots sampled to collect data on the distribution and ecology of Abies balsamea. The site is located in a transitional forest formerly dominated by Quercus rubra. Extensive oak mortality resulting from a gypsy moth outbreak in
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
7.5 %
5       -none-
2 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-
3 Abies balsamea (L.) P. Mill. Abies balsamea (L.) P. Mill. Abies balsamea balsam fir Abies balsamea (L.) P. Mill. **   Abies balsamea (L.) P. Mill. Abies balsamea balsam fir Abies balsamea (L.) P. Mill. **   tree 6m
17.5 %
6       -none-
4 Castanea dentata (Marsh.) Borkh. Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   tree 6m
1.5 %
3       -none-
5 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   tree 6m
1.5 %
3       -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
37.5 %
7       -none-
7 Abies balsamea (L.) P. Mill. Abies balsamea (L.) P. Mill. Abies balsamea balsam fir Abies balsamea (L.) P. Mill. **   Abies balsamea (L.) P. Mill. Abies balsamea balsam fir Abies balsamea (L.) P. Mill. **   shrub
17.5 %
6       -none-
8 Ilex montana Torr. & Gray ex Gray Ilex montana Torr. & Gray ex Gray Ilex montana mountain holly Ilex montana Torr. & Gray ex Gray **   Ilex montana Torr. & Gray ex Gray Ilex montana mountain holly Ilex montana Torr. & Gray ex Gray **   shrub
17.5 %
6       -none-
9 Acer pensylvanicum L. Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   Acer pensylvanicum L. Acer pensylvanicum striped maple Acer pensylvanicum L. **   shrub
3.5 %
4       -none-
10 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   shrub
1.5 %
3       -none-
11 Ribes rotundifolium Michx. Ribes rotundifolium Michx. Ribes rotundifolium Appalachian gooseberry Ribes rotundifolium Michx. **   Ribes rotundifolium Michx. Ribes rotundifolium Appalachian gooseberry Ribes rotundifolium Michx. **   shrub
1.5 %
3       -none-
12 Castanea dentata (Marsh.) Borkh. Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   shrub
1.5 %
3       -none-
13 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
1.5 %
3       -none-
14 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. **   shrub
0.55 %
2       -none-
15 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 **   shrub
0.55 %
2       -none-
16 Kalmia latifolia L. Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   shrub
0.55 %
2       -none-
17 Rubus idaeus L. ssp. strigosus (Michx.) Focke Rubus idaeus L. ssp. strigosus (Michx.) Focke Rubus idaeus ssp. strigosus grayleaf red raspberry Rubus idaeus L. ssp. strigosus (Michx.) Focke **   Rubus idaeus L. ssp. strigosus (Michx.) Focke Rubus idaeus ssp. strigosus grayleaf red raspberry Rubus idaeus L. ssp. strigosus (Michx.) Focke **   shrub
0.55 %
2       -none-
18 Viburnum acerifolium L. Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   shrub
0.55 %
2       -none-
19 Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. Menziesia pilosa minniebush Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. **   Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. Menziesia pilosa minniebush Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. **   woody seedlings
0.55 %
2       -none-
20 Castanea dentata (Marsh.) Borkh. Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   Castanea dentata (Marsh.) Borkh. Castanea dentata American chestnut Castanea dentata (Marsh.) Borkh. **   woody seedlings
0.55 %
2       -none-
21 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 **   woody seedlings
0.55 %
2       -none-
22 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
0.55 %
2       -none-
23 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
0.05 %
1       -none-
24 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum 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    
shrub 0.5 m 6 m 62.5 %
tree 20m 20 m 35 m  
tree 10m 10 m 20 m 7.5 %
tree 6m 6 m 10 m 37.5 %
woody seedlings 0 m 0.5 m 0.55 %
Herb 0 m   90 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Fleming, Gary PI
Ceperley, Leah Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Central Appalachian Northern Hardwood Forest       no
Fleming, Gary
Details 10-Feb-2004
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Betula alleghaniensis - Quercus rubra / Acer spicatum / Dryopteris intermedia - Oclemena acuminata 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       32.25 %           4.6 30.7099990844727 80.8099975585938 % 0 - 1 cm - duff/humus 1+ cm - medium brown silt loam, occasionally small stones Profile 2: 0 -2 cm - leaf litter 2 - 5 cm - humus/root mat 5+ cm - silt loam, very rocky


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Herbivory, invertebrate   Gypsy moth
Herbivory, vertebrates    
Other disturbances   Many red oak snags in and around plot (mortality from gypsy moth in early 1990s).
Other disturbances   Wind/Ice damage
Plant disease   Chestnut blight


User Defined Values
No User Defined Data for this plot