Login | Datasets | Logout
 

Comprehensive View of a Plot

  click to update datacart
085-SCRU-0012
» Citation URL: http://vegbank.org/cite/urn:lsid:cvs.bio.unc.edu:observation:15441-{0FF13DD2-796E-40D0-94AE-1A6A1FFEE9B6}
» Citing info
Plot ID Fields: 
Author Plot Code ? 085-SCRU-0012
Author Observation Code ? 085-SCRU-0012
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 25 m
Confidentiality Status ? 100 km radius (nearest degree)
Latitude ? 39 º
Longitude ? -77 º
State or Province ? Virginia
Named Places
county: Fairfax
county: Fairfax
region|state|province: Virginia
Layout Fields: 
DSG Polygon ? 10 X 40 m
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 58 m
Slope Aspect ? 20 º
Slope Gradient ? 29 º
Topographic Position ? upper slope
Landform ? ravine
Hydrologic Regime ? terrestrial (upland)
Soil Moisture Regime ? submesic
Soil Drainage ? well drained
Methods Fields: 
Observation Start Date ? 25-Jul-2003
Observation End Date ? 25-Jul-2003
Project ? Virginia Heritage
Cover Method ? Carolina Vegetation Survey
Stratum Method ? No Strata
Stem Size Limit ? 2.5 cm
Method Narrative ? Releve 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
Stem Observation Area ? 400
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Tree Height ? 30 m
Shrub Height ? 5 m
Field Height ? 7 m
Tree Cover ? 95 %
Shrub Cover ? 30 %
Field Cover ? 30 %
Nonvascular Cover ? 1 %
Misc Fields: 
Observation Narrative ? This plot is located on a steep, plunging upper slope of a bluff along the Potomac River. Large outcrops and talus fields are present downslope, and soils may be relatively shallow over the bedrock. The vegetation is a mesophytic oak forest dominated by large-diameter Quercus montana, with large Quercus rubra, Liriodendron tulipifera, and Nyssa sylvatica associated. Acer rubrum, A. saccharum, and some Fagus grandifolia are the principal understory trees. The distinctive herb layer is dominated by Polystichum acrostichoides, Eurybia divaricata, and Carex communis. This vegetation constrasts sharply with the lusher, more mesophytic forests that cover most of the Scotts Run bluffs.
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 Acer rubrum Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   Acer rubrum **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     3 stem(s)
7.5 cm ± 2.5 cm     3 stem(s)
12.5 cm ± 2.5 cm     2 stem(s)
17.5 cm ± 2.5 cm     3 stem(s)
stem stem stem stem stem stem stem stem stem stem stem
2 Quercus montana Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   Quercus montana **   -all-  
37.5 %
7      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
66.5 cm ± 0.5 cm     1 stem(s)
71.5 cm ± 0.5 cm     1 stem(s)
74.5 cm ± 0.5 cm     1 stem(s)
77.5 cm ± 0.5 cm     1 stem(s)
stem stem stem stem
3 Quercus rubra Quercus rubra **   Quercus rubra **   Quercus rubra **   Quercus rubra **   Quercus rubra **   Quercus rubra **   Quercus rubra **   Quercus rubra **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
51.5 cm ± 0.5 cm     1 stem(s)
stem
4 Betula lenta var. lenta Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   Betula lenta var. lenta **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
17.5 cm ± 2.5 cm     1 stem(s)
37.5 cm ± 2.5 cm     1 stem(s)
stem stem
5 Fagus grandifolia Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   Fagus grandifolia **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
27.5 cm ± 2.5 cm     1 stem(s)
stem
6 Polystichum acrostichoides Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   Polystichum acrostichoides **   -all-  
17.5 %
6       -none-
7 Liriodendron tulipifera Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   Liriodendron tulipifera **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
22.5 cm ± 2.5 cm     1 stem(s)
87.5 cm ± 0.5 cm     1 stem(s)
stem stem
8 Acer saccharum Acer saccharum **   Acer saccharum **   Acer saccharum **   Acer saccharum **   Acer saccharum **   Acer saccharum **   Acer saccharum **   Acer saccharum **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
7.5 cm ± 2.5 cm     3 stem(s)
12.5 cm ± 2.5 cm     2 stem(s)
stem stem stem stem stem stem
9 Nyssa sylvatica Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   Nyssa sylvatica **   -all-  
17.5 %
6      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
49.5 cm ± 0.5 cm     1 stem(s)
stem
10 Asimina triloba Asimina triloba **   Asimina triloba **   Asimina triloba **   Asimina triloba **   Asimina triloba **   Asimina triloba **   Asimina triloba **   Asimina triloba **   -all-  
7.5 %
5       -none-
11 Eurybia divaricata Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   Eurybia divaricata **   -all-  
3.5 %
4       -none-
12 Juglans nigra Juglans nigra **   Juglans nigra **   Juglans nigra **   Juglans nigra **   Juglans nigra **   Juglans nigra **   Juglans nigra **   Juglans nigra **   -all-  
3.5 %
4      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
27.5 cm ± 2.5 cm     1 stem(s)
stem
13 Viburnum acerifolium Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   Viburnum acerifolium **   -all-  
3.5 %
4       -none-
14 Carex communis Carex communis **   Carex communis **   Carex communis **   Carex communis **   Carex communis **   Carex communis **   Carex communis **   Carex communis **   -all-  
3.5 %
4       -none-
15 Ostrya virginiana Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   Ostrya virginiana **   -all-  
1.5 %
3       -none-
16 Lindera benzoin Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   Lindera benzoin **   -all-  
1.5 %
3       -none-
17 Rhododendron periclymenoides Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   Rhododendron periclymenoides **   -all-  
1.5 %
3       -none-
18 Kalmia latifolia Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   Kalmia latifolia **   -all-  
1.5 %
3       -none-
19 Luzula echinata Luzula echinata **   Luzula echinata **   Luzula echinata **   Luzula echinata **   Luzula echinata **   Luzula echinata **   Luzula echinata **   Luzula echinata **   -all-  
1.5 %
3       -none-
20 Poa cuspidata Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   Poa cuspidata **   -all-  
1.5 %
3       -none-
21 Carex laxiculmis var. laxiculmis Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   Carex laxiculmis var. laxiculmis **   -all-  
1.5 %
3       -none-
22 Prunus subhirtella Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   Prunus subhirtella **   -all-  
0.505 %
2       -none-
23 Amelanchier arborea Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   Amelanchier arborea **   -all-  
0.505 %
2       -none-
24 Solidago caesia var. caesia Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   Solidago caesia var. caesia **   -all-  
0.505 %
2       -none-
25 Rubus pensilvanicus Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   Rubus pensilvanicus **   -all-  
0.505 %
2       -none-
26 Prunus serotina var. serotina Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   Prunus serotina var. serotina **   -all-  
0.505 %
2       -none-
27 Carex digitalis Carex digitalis **   Carex digitalis **   Carex digitalis **   Carex digitalis **   Carex digitalis **   Carex digitalis **   Carex digitalis **   Carex digitalis **   -all-  
0.505 %
2       -none-
28 Vaccinium pallidum Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   Vaccinium pallidum **   -all-  
0.505 %
2       -none-
29 Fraxinus americana Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   Fraxinus americana **   -all-  
0.505 %
2       -none-
30 Maianthemum racemosum ssp. racemosum Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   Maianthemum racemosum ssp. racemosum **   -all-  
0.505 %
2       -none-
31 Hydrangea arborescens Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   Hydrangea arborescens **   -all-  
0.505 %
2       -none-
32 Athyrium asplenioides Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   Athyrium asplenioides **   -all-  
0.505 %
2       -none-
33 Agrostis perennans Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   Agrostis perennans **   -all-  
0.505 %
2       -none-
34 Symphyotrichum lateriflorum Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   Symphyotrichum lateriflorum **   -all-  
0.505 %
2       -none-
35 Anemone americana Anemone americana **   Anemone americana **   Anemone americana **   Anemone americana **   Anemone americana **   Anemone americana **   Anemone americana **   Anemone americana **   -all-  
0.505 %
2       -none-
36 Tsuga canadensis Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   Tsuga canadensis **   -all-  
0.505 %
2      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
3.75 cm ± 1.25 cm     1 stem(s)
stem
37 Osmorhiza claytonii Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   Osmorhiza claytonii **   -all-  
0.505 %
2       -none-
38 Hylodesmum nudiflorum Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   Hylodesmum nudiflorum **   -all-  
0.505 %
2       -none-
39 Parthenocissus quinquefolia Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   Parthenocissus quinquefolia **   -all-  
0.505 %
2       -none-
40 Brachyelytrum erectum Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   Brachyelytrum erectum **   -all-  
0.505 %
2       -none-
41 Cardamine angustata Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   Cardamine angustata **   -all-  
0.505 %
2       -none-
42 Dioscorea quaternata Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   Dioscorea quaternata **   -all-  
0.505 %
2       -none-
43 Carya glabra Carya glabra **   Carya glabra **   Carya glabra **   Carya glabra **   Carya glabra **   Carya glabra **   Carya glabra **   Carya glabra **   -all-  
0.505 %
2       -none-
44 Phegopteris hexagonoptera Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   Phegopteris hexagonoptera **   -all-  
0.505 %
2       -none-
45 Stellaria pubera Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   Stellaria pubera **   -all-  
0.505 %
2       -none-
46 Osmunda claytoniana var. claytoniana Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   Osmunda claytoniana var. claytoniana **   -all-  
0.505 %
2       -none-
47 Medeola virginiana Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   Medeola virginiana **   -all-  
0.505 %
2       -none-
48 Carex virescens Carex virescens **   Carex virescens **   Carex virescens **   Carex virescens **   Carex virescens **   Carex virescens **   Carex virescens **   Carex virescens **   -all-  
0.505 %
2       -none-
49 Circaea canadensis ssp. canadensis Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   Circaea canadensis ssp. canadensis **   -all-  
0.505 %
2       -none-
50 Dryopteris marginalis Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   Dryopteris marginalis **   -all-  
0.05 %
1       -none-
51 Houstonia purpurea var. purpurea Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   Houstonia purpurea var. purpurea **   -all-  
0.05 %
1       -none-
52 Celastrus orbiculatus Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   Celastrus orbiculatus **   -all-  
0.05 %
1       -none-
53 Monotropa uniflora Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   Monotropa uniflora **   -all-  
0.05 %
1       -none-
54 Smilax glauca Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   Smilax glauca **   -all-  
0.05 %
1       -none-
55 Goodyera pubescens Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   Goodyera pubescens **   -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 ?
Townsend, Johnny Field assistant
Taverna, Kristin Field assistant
Fleming, Gary Author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Apr-2006
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Quercus montana - Quercus rubra / Hamamelis virginiana Forest 4 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       3.95000004768372 %   41.3800010681152 % 51.9000015258789 % 6.71999979019165 %   3.79999995231628 15.1400003433228 8.47999954223633 % 0-2 cm: leaf litter 2-3 cm: dark humus and roots 3+ cm: yellowish silt loam with many small stones


User Defined Values
No User Defined Data for this plot