Test if taxa are roots in a taxonomy() or taxmap() object. Roots are taxa without supertaxa, typically things like "Bacteria", or "Life".
taxonomy()
taxmap()
obj$is_root() is_root(obj)
The taxonomy() or taxmap() object.
A logical of length equal to the number of taxa.
logical
Other taxonomy data functions: id_classifications, is_branch, is_leaf, is_stem, map_data, n_subtaxa_1, n_subtaxa, n_supertaxa, name_classifications, taxon_ids, taxon_indexes, taxon_names, taxon_ranks
id_classifications
is_branch
is_leaf
is_stem
map_data
n_subtaxa_1
n_subtaxa
n_supertaxa
name_classifications
taxon_ids
taxon_indexes
taxon_names
taxon_ranks
# NOT RUN { is_root(ex_taxmap) # }
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