VAFO.21
» Citation URL: http://vegbank.org/cite/VB.Ob.4688.VAFO21 » Citing info
Plot ID Fields:
Author Plot Code	VAFO.21
Author Observation Code	VAFO.21
Location Fields:	MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status	exact location
Latitude	40.0883333333333 º
Longitude	-75.4561666666667 º
Author Location	VAFO
State or Province	Pennsylvania
Country	United States
Named Places	area|country|territory: United States region|state|province: Pennsylvania quadrangle: Valley Forge
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	Midslope
Rock Type	metamorphic, unspecified
Landscape Narrative	Area is a mature dry oak-mixed hardwood forest on a steep slope with much lower density of young trees than in the stand upslope. Some evidence of large tree mortality is present. However, this mortality is perhaps less intense than in the stand upslope
Representativeness	Plot is typical of this stand.
Soil Depth	0 m
Percent Bedrock	0 %
Percent Rock / Gravel	60 %
Percent Wood	5 %
Percent Litter	30 %
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 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Canopy 38 % 04       DBH DBH err Ht. Ht. Err # 10 cm       1 stem(s) 10 cm       1 stem(s) 10 cm       1 stem(s) 15 cm       1 stem(s) 15 cm       1 stem(s) 15 cm       1 stem(s) 15 cm       1 stem(s) 15 cm       1 stem(s) 20 cm       1 stem(s) 20 cm       1 stem(s) 25 cm       1 stem(s) 30 cm       1 stem(s) 2 Quercus prinus L. Quercus prinus L. Quercus prinus chestnut oak Quercus prinus L. **   Quercus prinus L. Quercus prinus chestnut oak Quercus prinus L. **   Canopy 38 % 04       DBH DBH err Ht. Ht. Err # 40 cm       1 stem(s) 40 cm       1 stem(s) 50 cm       1 stem(s) 3 Liriodendron tulipifera L. Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Canopy 8 % 03       DBH DBH err Ht. Ht. Err # 45 cm       1 stem(s) 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       -none- 5 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Sub-Canopy 19 % 03       -none- 6 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 8 % 03       DBH DBH err Ht. Ht. Err # 15 cm       1 stem(s) 20 cm       1 stem(s) 7 Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Paulownia tomentosa princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. **   Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Paulownia tomentosa princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. **   Sub-Canopy 2.5 % 02       DBH DBH err Ht. Ht. Err # 15 cm       1 stem(s) 8 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- 9 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 **   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 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 0.5 % 01       -none- 12 Cornus florida L. Cornus florida L. Cornus florida flowering dogwood Cornus florida L. **   Cornus florida L. Cornus florida flowering dogwood Cornus florida L. **   Tall Shrub 0.5 % 01       -none- 13 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 0.5 % 01       -none- 14 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 2.5 % 02       -none- 15 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 0.5 % 01       -none- 16 Betula lenta L. Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Betula lenta L. Betula lenta sweet birch Betula lenta L. **   Short Shrub 0.5 % 01       -none- 17 Liriodendron tulipifera L. Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Liriodendron tulipifera L. Liriodendron tulipifera tuliptree Liriodendron tulipifera L. **   Short Shrub 0.5 % 01       -none- 18 Rubus phoenicolasius Maxim. Rubus phoenicolasius Maxim. Rubus phoenicolasius wine raspberry Rubus phoenicolasius Maxim. **   Rubus phoenicolasius Maxim. Rubus phoenicolasius wine raspberry Rubus phoenicolasius Maxim. **   Short Shrub 0.5 % 01       -none- 19 Alliaria petiolata (Bieb.) Cavara & Grande Alliaria petiolata (Bieb.) Cavara & Grande Alliaria petiolata garlic mustard Alliaria petiolata (Bieb.) Cavara & Grande **   Alliaria petiolata (Bieb.) Cavara & Grande Alliaria petiolata garlic mustard Alliaria petiolata (Bieb.) Cavara & Grande **   Herbaceous 8 % 03       -none- 20 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 2.5 % 02       -none- 21 Phytolacca americana L. Phytolacca americana L. Phytolacca americana American pokeweed Phytolacca americana L. **   Phytolacca americana L. Phytolacca americana American pokeweed Phytolacca americana L. **   Herbaceous 2.5 % 02       -none- 22 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- 23 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 0.5 % 01       -none- 24 Carex pensylvanica Lam. Carex pensylvanica Lam. Carex pensylvanica Pennsylvania sedge Carex pensylvanica Lam. **   Carex pensylvanica Lam. Carex pensylvanica Pennsylvania sedge Carex pensylvanica Lam. **   Herbaceous 0.5 % 01       -none- 25 Corydalis flavula (Raf.) DC. Corydalis flavula (Raf.) DC. Corydalis flavula yellow fumewort Corydalis flavula (Raf.) DC. **   Corydalis flavula (Raf.) DC. Corydalis flavula yellow fumewort Corydalis flavula (Raf.) DC. **   Herbaceous 0.25 % 01       -none- 26 Polystichum acrostichoides (Michx.) Schott Polystichum acrostichoides (Michx.) Schott Polystichum acrostichoides Christmas fern Polystichum acrostichoides (Michx.) Schott **   Polystichum acrostichoides (Michx.) Schott Polystichum acrostichoides Christmas fern Polystichum acrostichoides (Michx.) Schott **   Herbaceous 0.25 % 01       -none- 27 Aster subulatus Michx. var. ligulatus Shinners Aster subulatus Michx. var. ligulatus Shinners Aster subulatus var. ligulatus Aster subulatus Michx. var. ligulatus Shinners **   Aster subulatus Michx. var. ligulatus Shinners **   Aster subulatus Michx. var. ligulatus Shinners Aster subulatus var. ligulatus Aster subulatus Michx. var. ligulatus Shinners **   Aster subulatus Michx. var. ligulatus Shinners **   Herbaceous 0.25 % 01       -none- 28 Erechtites hieracifolia (L.) Raf. ex DC. Erechtites hieracifolia (L.) Raf. ex DC. Erechtites hieracifolia burnweed Erechtites hieracifolia (L.) Raf. ex DC. **   Erechtites hieracifolia (L.) Raf. ex DC. Erechtites hieracifolia burnweed Erechtites hieracifolia (L.) Raf. ex DC. **   Herbaceous 0.25 % 01       -none- 29 Vitis L. Vitis L. Vitis grape Vitis L. **   Vitis L. Vitis grape Vitis L. **   Vine/Liana 0.5 % 01       -none- 30 Bryophyte Bryophyte **   Bryophyta Mosses Bryophyte **   Bryophyte **   Bryophyta Mosses Bryophyte **   Nonvascular 2.5 % 02       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type Stratum Base Stratum Height Stratum Cover Canopy   30 m 70 % Dwarf Shrub     0 % Emergent     0 % Epiphyte     0 % Herbaceous   1 m 20 % Nonvascular     0 % Short Shrub   1 m 5 % Sub-Canopy 15 m 20 m 40 % Tall Shrub 1 m 5 m 10 % Vine/Liana   1 m 5 %
This table is SORTABLE. Click the headers to sort ascending and descending.