abundances              Abundance table for 199 samples.
all_clades              Extract all clades present in the lineages
is_clade                Test if a lineage belongs to a clade
is_lineage              Test if a string is a lineage
is_rank                 Test if a lineage goes down to a specified rank
last_clade              Extract the last clade of a lineage
last_rank               Extract the last rank of a lineage
taxtable                Taxonomic table
taxtree                 Taxonomic tree
trim_common             Trim lineages until the shallowest common rank.
trim_rank               Trim lineages until a specified rank
trim_void               Trim void ranks in lineages
