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THRO.68
» Citation URL: http://vegbank.org/cite/VB.Ob.4084.THRO68
» Citing info
Plot ID Fields: 
Author Plot Code ? THRO.68
Author Observation Code ? THRO.68
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 46.968559925 º
Longitude ? -103.521325257 º
Author Location ? THRO -- South Unit
Location Narrative ? The plot is located on the eastern edge of the petrified forest plataeu on the lower level.
State or Province ? North Dakota
Country ? United States
Named Places
quadrangle: Medora
area|country|territory: United States
region|state|province: North Dakota
Layout Fields: 
Shape ? Square
Area ? 100
Permanence ? not permanent
Environment Fields: 
Elevation ? 767 m
Slope Aspect ? 45 º
Slope Gradient ? 2.5 º
Topographic Position ? High level
Landform ? plateau
Rock Type ? sedimentary, unspecified
Landscape Narrative ? (none) -- (none)
Representativeness ? Representative of the prairie dog towns in this region of the Park.
Soil Drainage ? moderately well drained
Soil Depth ? 0 m
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 0 %
Percent Wood ? 0 %
Percent Litter ? 0 %
Percent Bare Soil ? 60 %
Percent Water ? 0 %
Percent Other ? 0 %
Methods Fields: 
Observation Start Date ? 15-Jul-1997
Observation End Date ? 15-Jul-1997
Project ? Theodore Roosevelt National Park
Cover Method ? NPS CoverMethod
Stratum Method ? National Park Service
Stem Size Limit ? 10 cm
Taxon Observation Area ? 100
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: 
Observation Narrative ? (none)
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 Artemisia cana Pursh Artemisia cana Pursh Artemisia cana silver sagebrush Artemisia cana Pursh **   Artemisia cana Pursh Artemisia cana silver sagebrush Artemisia cana Pursh **   Short Shrub         -1 -none-
2 Symphoricarpos occidentalis Hook. Symphoricarpos occidentalis Hook. Symphoricarpos occidentalis western snowberry Symphoricarpos occidentalis Hook. **   Symphoricarpos occidentalis Hook. Symphoricarpos occidentalis western snowberry Symphoricarpos occidentalis Hook. **   Short Shrub         -1 -none-
3 Rosa arkansana Porter Rosa arkansana Porter Rosa arkansana prairie rose Rosa arkansana Porter **   Rosa arkansana Porter Rosa arkansana prairie rose Rosa arkansana Porter **   Short Shrub
0.5 %
01       -none-
4 Bromus japonicus Thunb. ex Murr. Bromus japonicus Thunb. ex Murr. Bromus japonicus Japanese brome Bromus japonicus Thunb. ex Murr. **   Bromus japonicus Thunb. ex Murr. Bromus japonicus Japanese brome Bromus japonicus Thunb. ex Murr. **   Herbaceous         -1 -none-
5 Dyssodia papposa (Vent.) A.S. Hitchc. Dyssodia papposa (Vent.) A.S. Hitchc. Dyssodia papposa fetid marigold Dyssodia papposa (Vent.) A.S. Hitchc. **   Dyssodia papposa (Vent.) A.S. Hitchc. Dyssodia papposa fetid marigold Dyssodia papposa (Vent.) A.S. Hitchc. **   Herbaceous
15 %
03       -none-
6 Melilotus officinalis (L.) Lam. Melilotus officinalis (L.) Lam. Melilotus officinalis yellow sweetclover Melilotus officinalis (L.) Lam. **   Melilotus officinalis (L.) Lam. Melilotus officinalis yellow sweetclover Melilotus officinalis (L.) Lam. **   Herbaceous
2.5 %
02       -none-
7 Sphaeralcea coccinea (Nutt.) Rydb. Sphaeralcea coccinea (Nutt.) Rydb. Sphaeralcea coccinea scarlet globemallow Sphaeralcea coccinea (Nutt.) Rydb. **   Sphaeralcea coccinea (Nutt.) Rydb. Sphaeralcea coccinea scarlet globemallow Sphaeralcea coccinea (Nutt.) Rydb. **   Herbaceous
0.5 %
01       -none-
8 Chenopodium album L. Chenopodium album L. Chenopodium album lambsquarters Chenopodium album L. **   Chenopodium album L. Chenopodium album lambsquarters Chenopodium album L. **   Herbaceous
0.5 %
01       -none-
9 Verbena bracteata Lag. & Rodr. Verbena bracteata Lag. & Rodr. Verbena bracteata bigbract verbena Verbena bracteata Lag. & Rodr. **   Verbena bracteata Lag. & Rodr. Verbena bracteata bigbract verbena Verbena bracteata Lag. & Rodr. **   Herbaceous
0.5 %
01       -none-
10 Convolvulus arvensis L. Convolvulus arvensis L. Convolvulus arvensis field bindweed Convolvulus arvensis L. **   Convolvulus arvensis L. Convolvulus arvensis field bindweed Convolvulus arvensis 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     0 %
Dwarf Shrub     0 %
Emergent     0 %
Epiphyte     0 %
Herbaceous   0.5 m 40 %
Nonvascular     0 %
Short Shrub   0.5 m 5 %
Sub-Canopy     0 %
Tall Shrub     0 %
Vine/Liana     0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Drake, Jim PI
Butler, Jack Plot author
West, Keldyn Field assistant
Dekker, Brent Field assistant
Community Classification:
No communties have been assigned to this plot.


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         Silt Loam                


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   (none)
Animal, general   Active prairie dog grazing and mound building in and around the plot. Bison grazing and lounging in and around the plot.


User Defined Values
No User Defined Data for this plot