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ROCR.31
» Citation URL: http://vegbank.org/cite/VB.Ob.3935.ROCR31
» Citing info
Plot ID Fields: 
Author Plot Code ? ROCR.31
Author Observation Code ? ROCR.31
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Location Accuracy ? 6000 m
Confidentiality Status ? exact location
Latitude ? 38.95229 º
Longitude ? -77.04653 º
Author Location ? ROCR
Location Narrative ? Blagden Rd and Beach Dr., SW of intersection, @61 paces upslope of trail
State or Province ? District of Columbia
Country ? United States
Named Places
region|state|province: District of Columbia
area|country|territory: United States
quadrangle: Washington West
Layout Fields: 
Shape ? Square
Area ? 400
Permanence ? not permanent
Environment Fields: 
Elevation ? 0 m
Slope Aspect ? 0 º
Slope Gradient ? 36 º
Topographic Position ? High slope
Landscape Narrative ? Tsuga Canadensis just outside of plot in T3 Layer
Representativeness ? High
Soil Drainage ? well drained
Soil Depth ? 0 m
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 0 %
Percent Wood ? 0 %
Percent Litter ? 40 %
Percent Bare Soil ? 60 %
Percent Water ? 0 %
Percent Other ? 0 %
Methods Fields: 
Observation Start Date ? 27-May-1997
Observation End Date ? 27-May-1997
Project ? Rock Creek Park
Cover Method ? NPS CoverMethod
Stratum Method ? National Park Service
Stem Size Limit ? 10 cm
Taxon Observation Area ? 400
Cover Dispersion ? contiguous
Overall Taxon Cover Values are Automatically Calculated? ? yes
Stem Sample Method ? full census
Plot Quality Fields: 
Effort Level ? Thorough
Floristic Quality ? High but incomplete
Bryophyte Quality ? Very incomplete
Lichen Quality ? Very incomplete
Overall Plot Vegetation Fields: 
--no data--
Misc Fields: 
--no data--
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 alba L. Quercus alba L. Quercus alba white oak Quercus alba L. **   Quercus alba L. Quercus alba white oak Quercus alba L. **   Canopy
37.5 %
04      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
21 cm       1 stem(s)
33 cm       1 stem(s)
stem stem
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. **   Canopy
37.5 %
04      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
20 cm       1 stem(s)
35 cm       1 stem(s)
40 cm       1 stem(s)
66 cm       1 stem(s)
stem stem stem stem
3 Fagus grandifolia Ehrh. Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Canopy
15 %
03      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
16 cm       1 stem(s)
28 cm       1 stem(s)
34 cm       1 stem(s)
stem stem stem
4 Pinus taeda L. Pinus taeda L. Pinus taeda loblolly pine Pinus taeda L. **   Pinus taeda L. Pinus taeda loblolly pine Pinus taeda L. **   Canopy
2.5 %
02      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
39 cm       1 stem(s)
stem
5 Quercus velutina Lam. Quercus velutina Lam. Quercus velutina black oak Quercus velutina Lam. **   Quercus velutina Lam. Quercus velutina black oak Quercus velutina Lam. **   Canopy
2.5 %
02      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
40 cm       1 stem(s)
stem
6 Fagus grandifolia Ehrh. Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Sub-Canopy
37.5 %
04      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
10 cm       1 stem(s)
10 cm       1 stem(s)
17 cm       1 stem(s)
23 cm       1 stem(s)
stem stem stem stem
7 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Sub-Canopy
15 %
03      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
12 cm       1 stem(s)
13 cm       1 stem(s)
14 cm       1 stem(s)
stem stem stem
8 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. **   Sub-Canopy
2.5 %
02      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
23 cm       1 stem(s)
stem
9 Viburnum acerifolium L. Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   Short Shrub
2.5 %
02       -none-
10 Fagus grandifolia Ehrh. Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Short Shrub
2.5 %
02       -none-
11 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Short Shrub
2.5 %
02       -none-
12 Kalmia latifolia L. Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Short Shrub
0.5 %
01       -none-
13 Philadelphus L. Philadelphus L. Philadelphus mock orange Philadelphus L. **   Philadelphus L. Philadelphus mock orange Philadelphus L. **   Short Shrub
0.5 %
01       -none-
14 Nyssa sylvatica Marsh. Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Short Shrub
0.5 %
01       -none-
15 Ilex opaca Ait. Ilex opaca Ait. Ilex opaca American holly Ilex opaca Ait. **   Ilex opaca Ait. Ilex opaca American holly Ilex opaca Ait. **   Short Shrub
0.5 %
01       -none-
16 Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea common serviceberry Amelanchier arborea (Michx. f.) Fern. **   Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea common serviceberry Amelanchier arborea (Michx. f.) Fern. **   Short Shrub
0.5 %
01       -none-
17 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Tall Shrub
15 %
03       -none-
18 Kalmia latifolia L. Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Tall Shrub
2.5 %
02       -none-
19 Fagus grandifolia Ehrh. Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Tall Shrub
2.5 %
02       -none-
20 Nyssa sylvatica Marsh. Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Tall Shrub
0.5 %
01       -none-
21 Rhododendron nudiflorum (L.) Torr. Rhododendron nudiflorum (L.) Torr. Rhododendron nudiflorum Rhododendron nudiflorum (L.) Torr. **   Rhododendron nudiflorum (L.) Torr. **   Rhododendron nudiflorum (L.) Torr. Rhododendron nudiflorum Rhododendron nudiflorum (L.) Torr. **   Rhododendron nudiflorum (L.) Torr. **   Herbaceous
15 %
03       -none-
22 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. **   Herbaceous
15 %
03       -none-
23 Viburnum acerifolium L. Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   Viburnum acerifolium L. Viburnum acerifolium mapleleaf viburnum Viburnum acerifolium L. **   Herbaceous
15 %
03       -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. **   Herbaceous
15 %
03       -none-
25 Chimaphila umbellata (L.) W. Bart. Chimaphila umbellata (L.) W. Bart. Chimaphila umbellata pipsissewa Chimaphila umbellata (L.) W. Bart. **   Chimaphila umbellata (L.) W. Bart. Chimaphila umbellata pipsissewa Chimaphila umbellata (L.) W. Bart. **   Herbaceous
2.5 %
02       -none-
26 Sassafras albidum (Nutt.) Nees Sassafras albidum (Nutt.) Nees Sassafras albidum sassafras Sassafras albidum (Nutt.) Nees **   Sassafras albidum (Nutt.) Nees Sassafras albidum sassafras Sassafras albidum (Nutt.) Nees **   Herbaceous
0.5 %
01       -none-
27 Nyssa sylvatica Marsh. Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Herbaceous
0.5 %
01       -none-
28 Cornus florida L. Cornus florida L. Cornus florida flowering dogwood Cornus florida L. **   Cornus florida L. Cornus florida flowering dogwood Cornus florida L. **   Herbaceous
0.5 %
01       -none-
29 Quercus L. Quercus L. Quercus oak Quercus L. **   Quercus L. Quercus oak Quercus L. **   Herbaceous
0.5 %
01       -none-
30 Kalmia latifolia L. Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Kalmia latifolia L. Kalmia latifolia mountain laurel Kalmia latifolia L. **   Herbaceous
0.5 %
01       -none-
31 Smilax L. Smilax L. Smilax greenbrier Smilax L. **   Smilax L. Smilax greenbrier Smilax L. **   Herbaceous
0.5 %
01       -none-
32 Liriodendron tulipifera L. Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Herbaceous
0.5 %
01       -none-
33 Mitchella repens L. Mitchella repens L. Mitchella repens partridgeberry Mitchella repens L. **   Mitchella repens L. Mitchella repens partridgeberry Mitchella repens L. **   Herbaceous
0.5 %
01       -none-
34 Ilex opaca Ait. Ilex opaca Ait. Ilex opaca American holly Ilex opaca Ait. **   Ilex opaca Ait. Ilex opaca American holly Ilex opaca Ait. **   Herbaceous
0.5 %
01       -none-
35 Fagus grandifolia Ehrh. Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Fagus grandifolia Ehrh. Fagus grandifolia American beech Fagus grandifolia Ehrh. **   Herbaceous
0.5 %
01       -none-
36 Medeola virginiana L. Medeola virginiana L. Medeola virginiana Indian cucumber Medeola virginiana L. **   Medeola virginiana L. Medeola virginiana Indian cucumber Medeola virginiana L. **   Herbaceous
0.5 %
01       -none-
37 Lindera benzoin (L.) Blume Lindera benzoin (L.) Blume Lindera benzoin northern spicebush Lindera benzoin (L.) Blume **   Lindera benzoin (L.) Blume Lindera benzoin northern spicebush Lindera benzoin (L.) Blume **   Herbaceous
0.5 %
01       -none-
38 Tsuga canadensis (L.) Carr. Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   Tsuga canadensis (L.) Carr. Tsuga canadensis eastern hemlock Tsuga canadensis (L.) Carr. **   Herbaceous
0.5 %
01       -none-
39 Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea common serviceberry Amelanchier arborea (Michx. f.) Fern. **   Amelanchier arborea (Michx. f.) Fern. Amelanchier arborea common serviceberry Amelanchier arborea (Michx. f.) Fern. **   Herbaceous
0.5 %
01       -none-
40 Dioscorea villosa L. Dioscorea villosa L. Dioscorea villosa wild yam Dioscorea villosa L. **   Dioscorea villosa L. Dioscorea villosa wild yam Dioscorea villosa L. **   Herbaceous
0.5 %
01       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Canopy 20 m 35 m 80 %
Dwarf Shrub     0 %
Emergent     0 %
Epiphyte     0 %
Herbaceous     30 %
Nonvascular     0 %
Short Shrub     10 %
Sub-Canopy 10 m 15 m 60 %
Tall Shrub     20 %
Vine/Liana     0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Sneddon, Lesley PI
Salmons, Sue Plot author
Crane, Eden Plot author
Glen, Stephanie Field assistant
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Feb-1998
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Fagus grandifolia - Quercus (alba, rubra) - Liriodendron tulipifera / (Ilex opaca) Forest       no
Lundgren, Julie


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         Sandy Loams: Sandy Loam               2 cm litter; 4 cm organic; yellowish thereafter


User Defined Values
No User Defined Data for this plot