VAFO.22
» Citation URL: http://vegbank.org/cite/VB.Ob.4689.VAFO22 » Citing info
Plot ID Fields:
Author Plot Code	VAFO.22
Author Observation Code	VAFO.22
Location Fields:	MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status	exact location
Latitude	40.0903333333333 º
Longitude	-75.4575 º
Author Location	VAFO
State or Province	Pennsylvania
Country	United States
Named Places	quadrangle: Valley Forge region|state|province: Pennsylvania area|country|territory: United States
Layout Fields:
Shape	Square
Area	400 m²
Permanence	not permanent
Environment Fields:
Elevation	0 m
Slope Aspect	90 º
Slope Gradient	36 º
Topographic Position	High slope
Rock Type	metamorphic, unspecified
Landscape Narrative	Forest adjacent open scree slope, substrate very unstable; plot boundaries estimated. Open scree slope mostly unvegetated (not sampled for safety reasons), dominant vegetation in non-wooded area Microstegium and Dryopteris marginalis.
Representativeness	Plot typical of wooded portion of scree slope.
Soil Depth	0 m
Percent Bedrock	0 %
Percent Rock / Gravel	80 %
Percent Wood	3 %
Percent Litter	15 %
Percent Bare Soil	0 %
Percent Water	0 %
Percent Other	0 %
Methods Fields:
Observation Start Date	17-Jul-2000
Observation End Date	17-Jul-2000
Project	Valley Forge National Historic Park
Cover Method	NPS CoverMethod
Stratum Method	National Park Service
Stem Size Limit	10 cm
Taxon Observation Area	400 m²
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: --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 Prunus serotina Ehrh. Prunus serotina Ehrh. Prunus serotina black cherry Prunus serotina Ehrh. **   Prunus serotina Ehrh. Prunus serotina black cherry Prunus serotina Ehrh. **   Emergent 8 % 03       DBH DBH err Ht. Ht. Err # 35 cm       1 stem(s) 2 Acer rubrum L. Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Acer rubrum L. Acer rubrum red maple Acer rubrum L. **   Canopy 8 % 03       DBH DBH err Ht. Ht. Err # 10 cm       1 stem(s) 15 cm       1 stem(s) 3 Hamamelis virginiana L. Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Canopy 8 % 03       -none- 4 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 # 20 cm       1 stem(s) 5 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Canopy 2.5 % 02       DBH DBH err Ht. Ht. Err # 15 cm       1 stem(s) 6 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. **   Canopy 2.5 % 02       DBH DBH err Ht. Ht. Err # 10 cm       1 stem(s) 15 cm       1 stem(s) 7 Nyssa sylvatica Marsh. Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Nyssa sylvatica Marsh. Nyssa sylvatica blackgum Nyssa sylvatica Marsh. **   Canopy 2.5 % 02       DBH DBH err Ht. Ht. Err # 15 cm       1 stem(s) 8 Hamamelis virginiana L. Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Hamamelis virginiana L. Hamamelis virginiana American witchhazel Hamamelis virginiana L. **   Tall Shrub 19 % 03       -none- 9 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 2.5 % 02       -none- 10 Prunus serotina Ehrh. Prunus serotina Ehrh. Prunus serotina black cherry Prunus serotina Ehrh. **   Prunus serotina Ehrh. Prunus serotina black cherry Prunus serotina Ehrh. **   Tall Shrub 2.5 % 02       -none- 11 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- 12 Fraxinus americana L. Fraxinus americana L. Fraxinus americana white ash Fraxinus americana L. **   Fraxinus americana L. Fraxinus americana white ash Fraxinus americana L. **   Tall Shrub 0.5 % 01       -none- 13 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 **   Short Shrub 0.5 % 01       -none- 14 Microstegium vimineum (Trin.) A. Camus Microstegium vimineum (Trin.) A. Camus Microstegium vimineum Nepalese browntop Microstegium vimineum (Trin.) A. Camus **   Microstegium vimineum (Trin.) A. Camus Microstegium vimineum Nepalese browntop Microstegium vimineum (Trin.) A. Camus **   Herbaceous 2.5 % 02       -none- 15 Dryopteris marginalis (L.) Gray Dryopteris marginalis (L.) Gray Dryopteris marginalis marginal woodfern Dryopteris marginalis (L.) Gray **   Dryopteris marginalis (L.) Gray Dryopteris marginalis marginal woodfern Dryopteris marginalis (L.) Gray **   Herbaceous 0.5 % 01       -none- 16 Arisaema triphyllum (L.) Schott Arisaema triphyllum (L.) Schott Arisaema triphyllum Jack in the pulpit Arisaema triphyllum (L.) Schott **   Arisaema triphyllum (L.) Schott Arisaema triphyllum Jack in the pulpit Arisaema triphyllum (L.) Schott **   Herbaceous 0.5 % 01       -none- 17 Toxicodendron radicans (L.) Kuntze Toxicodendron radicans (L.) Kuntze Toxicodendron radicans eastern poison ivy Toxicodendron radicans (L.) Kuntze **   Toxicodendron radicans (L.) Kuntze Toxicodendron radicans eastern poison ivy Toxicodendron radicans (L.) Kuntze **   Vine/Liana 2.5 % 02       -none- 18 Vitis aestivalis Michx. Vitis aestivalis Michx. Vitis aestivalis summer grape Vitis aestivalis Michx. **   Vitis aestivalis Michx. Vitis aestivalis summer grape Vitis aestivalis Michx. **   Vine/Liana 2.5 % 02       -none-
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Stratum Definitions:
Stratum Type Stratum Base Stratum Height Stratum Cover Canopy   10 m 60 % Dwarf Shrub     0 % Emergent   25 m 10 % Epiphyte     0 % Herbaceous   1 m 5 % Nonvascular   1 m 5 % Short Shrub   1 m 5 % Sub-Canopy     0 % Tall Shrub 1 m 5 m 30 % Vine/Liana     0 %
This table is SORTABLE. Click the headers to sort ascending and descending.