Returns the bundled WGSRPD (World Geographical Scheme for Recording Plant
Distributions) Level 3 crosswalk: the botanical-country codes and names used
by the region argument of taxify() and by add_wcvp(). Optionally
filtered by a search term matched (case- and accent-insensitively) against
the code and the Level 1, 2, and 3 names.
Value
A data.frame with columns code, name, level2_name, and
level1_name, one row per Level 3 region.
Examples
head(taxify_regions())
taxify_regions("belgium")
taxify_regions("Europe")