SHNP037
» Citation URL: http://vegbank.org/cite/VB.Ob.25497.SHNP037 » Citing info
Plot ID Fields:
Author Plot Code	SHNP037
Author Observation Code	SHNP037
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	38.6296277777778 º
Longitude	-78.3281666666667 º
Author Location	The Pinnacle
State or Province	Virginia
Country	United States
Named Places	area|country|territory: United States continent: North America region|state|province: Virginia county: Page quadrangle: Thornton Gap
Layout Fields:
Shape	Square
Area	100 m²
Permanence	not permanent
Environment Fields:
Elevation	1085 m
Slope Aspect	318 º
Slope Gradient	38 º
Topographic Position	High slope
Homogeneity	homogeneous
Hydrologic Regime	Upland
Soil Moisture Regime	Subxeric
Soil Drainage	excessively drained
Percent Wood	1 %
Percent Litter	29 %
Soil Taxon	TYPIC DYSTRUDEPTS
Soil Taxon Source	USDA county soil survey
Methods Fields:
Observation Start Date	16-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 m²
Cover Dispersion	Entire
Overall Taxon Cover Values are Automatically Calculated?	no
Stem Observation Area	100 m²
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	36.6633283346891 m²/ha
Tree Cover	15 %
Shrub Cover	70 %
Field Cover	50 %
Nonvascular Cover	50 %
Dominant Stratum	Tree
Misc Fields:
Observation Narrative	A dry, scrubby high elevation boulderfield located on a very steep slope convexity. Only scattered, highly gnarled specimens of Betula allegheniensis exceed 6 m. in height and the open canopy is dominated by shrub sized Sorbus americana. Formidable growin

Taxa occurring on this plot-observation
Change plant label: --Choose a value-- Author's plant name Original Interpretation, full Scientific Name Original Interpretation, Scientific Name without authors Original Interpretation, USDA Code Original Interpretation, Common Name Current Interpretation, full Scientific Name Current Interpretation, Scientific Name without authors Current Interpretation, USDA Code Current Interpretation, Common Name
Change Strata Shown: --choose one-- show strata show overall cover show strata + overall
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 Betula alleghaniensis Britt. Betula alleghaniensis Britt. Betula alleghaniensis yellow birch Betula alleghaniensis Britt. **   Betula alleghaniensis Britt. Betula alleghaniensis yellow birch Betula alleghaniensis Britt. **   tree 6m 17.5 % 6       -none- 2 Sorbus americana Marsh. Sorbus americana Marsh. Sorbus americana American mountain ash Sorbus americana Marsh. **   Sorbus americana Marsh. Sorbus americana American mountain ash Sorbus americana Marsh. **   shrub 62.5 % 8       -none- 3 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. **   shrub 17.5 % 6       -none- 4 Acer spicatum Lam. Acer spicatum Lam. Acer spicatum mountain maple Acer spicatum Lam. **   Acer spicatum Lam. Acer spicatum mountain maple Acer spicatum Lam. **   shrub 7.5 % 5       -none- 5 Prunus pensylvanica L. f. Prunus pensylvanica L. f. Prunus pensylvanica pin cherry Prunus pensylvanica L. f. **   Prunus pensylvanica L. f. Prunus pensylvanica pin cherry Prunus pensylvanica L. f. **   shrub 3.5 % 4       -none- 6 Betula alleghaniensis Britt. Betula alleghaniensis Britt. Betula alleghaniensis yellow birch Betula alleghaniensis Britt. **   Betula alleghaniensis Britt. Betula alleghaniensis yellow birch Betula alleghaniensis Britt. **   shrub 3.5 % 4       -none- 7 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 1.5 % 3       -none- 8 Sorbus americana Marsh. Sorbus americana Marsh. Sorbus americana American mountain ash Sorbus americana Marsh. **   Sorbus americana Marsh. Sorbus americana American mountain ash Sorbus americana Marsh. **   woody seedlings 0.55 % 2       -none- 9 Parthenocissus quinquefolia (L.) Planch. Parthenocissus quinquefolia (L.) Planch. Parthenocissus quinquefolia Virginia creeper Parthenocissus quinquefolia (L.) Planch. **   Parthenocissus quinquefolia (L.) Planch. Parthenocissus quinquefolia Virginia creeper Parthenocissus quinquefolia (L.) Planch. **   woody seedlings 0.05 % 1       -none-
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Stratum Definitions:
Stratum Type Stratum Base Stratum Height Stratum Cover shrub 0.5 m 6 m 62.5 % tree 20m 20 m 35 m   tree 10m 10 m 20 m   tree 6m 6 m 10 m 17.5 % woody seedlings 0 m 0.5 m 1.5 % Herb 0 m   50 % tree 35m 35 m
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