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More Stratum Method Name Reference Stratum Method Description ? Plots
Details Sharitz     127
Details NRCS Grand Rapids   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. 24
Details CNPS RA 2007 CNPS RA 2007 Record an average height value for overstory conifer tree, overstory hardwood tree, understory tree or tall shrub, other shrubs, and herbaceous strata 0
Details CNPS/CDFW RA v. 2005 Delta Report 2007 Record an average height value for overstory conifer tree, overstory hardwood tree, understory tree or tall shrub, other shrubs, and herbaceous strata 2006
Details Carolina Vegetation Survey CVS Protocol Stratum heights are constructed to reflect the vegetation of the plot. Foliage is then determined to belong to a stratum based only on height of the foliage, not the individual. Lifeform is not considered. An individual's foliage may be broken into different strata. 2639
Details National Park Service NPS Methodology 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. 27481
Details NY Natural Heritage Program NYNHP Field Form Instructions The height of each stratum is estimated as the average maximum height of each member in that stratum. Foliage is determined to belong to a stratum based on the height of the individual; an individual's foliage belongs to one stratum. Individuals that may, later in life, belong to taller strata may at the time of the plot be attributed to shorter strata based on their height (e.g. tree seedlings would occur in the short shrub layer). 265
Details NVC Standard 2004   Represents the six standard strata recommended in the NVC Guidelines Document 3413
Details No Strata   No Strata were used in collection of data 10014
Details Simple Four Strata   Tree, Shrub, Herb and non-vascular strata 652

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