Login | Datasets | Logout
 

View VegBank Stratum Methods

National Park Service
Stratum Method Name ? National Park Service
Reference ? NPS Methodology
Stratum Method Description ? Strata are defined based on both lifeform and height. An individual's foliage belongs to one stratum only, as determined by the individual's height.
Accession Code ? VB.SM.5.NATIONALPARKSER
Count of Observations using this method 27488
Stratum Types:
Stratum Index ?Stratum Name ?Stratum Description ?
T1 Emergent  
T2 Canopy  
T3 Sub-Canopy  
S1 Tall Shrub  
S2 Short Shrub  
S3 Dwarf Shrub  
H Herbaceous  
N Nonvascular  
V Vine/Liana  
E Epiphyte  
Unkn Unknown stratum  
S Shrub  
T Tree  
mod module No vertical splitting of a plot, but rather a horizontal portion of a plot, generally a 10m x 10m square, though sometimes 5m x 20m
TC Total-Calculated  
H Herbaceous  
A3 submerged aquatic Submergent aquatic. may include submerged seedlings of typical emergent and floating-leaved aquatic plants.
A2 floating-leaved aquatic Floating-leaved aquatic. Detached floating plants are treated as detritus (unvegetated surface/litter and duff layer).
A1 emergent aquatic Emergent aquatic. Does not include trees, shrubs and vines. may include typical submergent and floating-leaved aquatic with uppermost leaves emergent due to drawdown (e.g., Nuphar spp.).