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085-PARR-0003P
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:15215-{8C713EA0-EE3D-4263-B19A-2C9AAF4394D0}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-PARR-0003P
Author Observation Code ? 085-PARR-0003P
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 100 m
Confidentiality Status ? 100 km radius (nearest degree)
Latitude ? 38 º
Longitude ? -76 º
State or Province ? Virginia
Named Places
county: Accomack
region|state|province: Virginia
Layout Fields: 
DSG Polygon ? 10 x 10 m
Area ? 100
Permanence ? not permanent
Environment Fields: 
Elevation ? 4 m
Slope Aspect ? (n/a, flat) º
Topographic Position ? upper slope
Landform ? dune
Hydrologic Regime ? terrestrial (upland)
Soil Moisture Regime ? very xeric
Soil Drainage ? rapidly drained
Methods Fields: 
Observation Start Date ? 30-Sep-2003
Observation End Date ? 30-Sep-2003
Project ? Virginia Heritage
Cover Method ? Carolina Vegetation Survey
Stratum Method ? No Strata
Method Narrative ? Intensive Virginia Division of Natural Heritage, see http://www.dcr.virginia.gov/natural_heritage/documents/nh_plotform_instructions.pdf
Overall Taxon Cover Values are Automatically Calculated? ? no
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Field Height ? 8 m
Field Cover ? 30 %
Misc Fields: 
Observation Narrative ? Open portions of the highest dunes at the northern end of Parramore Island support a sparse, dwarf shrubland of Hudsonia tomentosa and scattered graminoids. Plot was situated in an attempt to capture representative composition and cover, although the abundance of characteristic species varies locally. For example, adjacent patches contain relatively more Cenchrus, Aristida, and Cyperus. Unlike at Savage Neck Dunes on the bayside of the Eastern Shore, this community forms a discrete mosaic with irregular patches of dense woodland/forest containing Pinus taeda, Juniperus virginiana, Myrica cerifera, and Smilax spp., with virtually no ground cover. It is unclear how stable these open dunes are or what limits woody recruitment in this community.
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 Hudsonia tomentosa Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   Hudsonia tomentosa **   -all-  
17.5 %
6       -none-
2 Ammophila breviligulata Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   Ammophila breviligulata **   -all-  
3.5 %
4       -none-
3 Triplasis purpurea var. purpurea Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   Triplasis purpurea var. purpurea **   -all-  
0.505 %
2       -none-
4 Cyperus grayi Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   Cyperus grayi **   -all-  
0.505 %
2       -none-
5 Eragrostis refracta Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   Eragrostis refracta **   -all-  
0.505 %
2       -none-
6 Euphorbia bombensis Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   Euphorbia bombensis **   -all-  
0.505 %
2       -none-
7 Cenchrus tribuloides Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   Cenchrus tribuloides **   -all-  
0.505 %
2       -none-
8 Aristida tuberculosa Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   Aristida tuberculosa **   -all-  
0.505 %
2       -none-
9 Cirsium horridulum var. horridulum Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   Cirsium horridulum var. horridulum **   -all-  
0.05 %
1       -none-
10 Conyza canadensis Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   Conyza canadensis **   -all-  
0.05 %
1       -none-
11 Pinus taeda Pinus taeda **   Pinus taeda **   Pinus taeda **   Pinus taeda **   Pinus taeda **   Pinus taeda **   Pinus taeda **   Pinus taeda **   -all-  
0.05 %
1       -none-
12 Juniperus virginiana var. virginiana Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   Juniperus virginiana var. virginiana **   -all-  
0.05 %
1       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Sorry, no Stratum Definitions found.
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Field, Dot Field assistant
Belden, Allen Field assistant
Coulling, Philip Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 19-Apr-2010
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Hudsonia tomentosa / Panicum amarum var. amarulum Dwarf-shrubland 5 High   no
No Class Contributors.


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 ?
unknown                         fine, light gray sand


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   Scattered debris from old network of wells


User Defined Values
No User Defined Data for this plot