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
100
m²
Plot Quality Fields:
Plot Validation Level
(2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields:
Tree Height
22
m
Shrub Height
3
m
Field Height
25
m
Tree Cover
80
%
Shrub Cover
20
%
Field Cover
40
%
Nonvascular Cover
20
%
Misc Fields:
Observation Narrative
See plot form for sketch.
Headwater seep near water tower in matrix of Oak heath. Small seep follows drain in small ravine. High sphagnum cover stream becomes single channel below sample. Mean groundwater pH (6 samples) = 5.06. Mean groundwater temperature (deg. C, 6 samples) = 6.93.