A data frame with a standard classification on vegetation layers.
Examples
summary(veg_layers)
#> layer abbreviation description
#> 0 :1 Length:10 Length:10
#> 1 :1 Class :character Class :character
#> 2 :1 Mode :character Mode :character
#> 3 :1
#> 4 :1
#> 5 :1
#> (Other):4