Tryton Application Platform (Product Classification Module)

 Tryton is a high-level general purpose application platform. It is the base
 of a complete business solution as well as a comprehensive health and hospital
 information system (GNUHealth).
 .
 This module adds the taxonomic classification to products.
 .
 The available classifications are:
 .
 Taxon
 A taxon (http://en.wikipedia.org/wiki/Taxon) is defined by a name and a
 taxonomic rank (http://en.wikipedia.org/wiki/Taxonomic_rank). It is stored
 inside a tree structure.
 .
 Cultivar
 A cultivar (http://en.wikipedia.org/wiki/Cultivar) is defined by a name,
 a taxon and a list of cultivar groups
 (http://en.wikipedia.org/wiki/Cultivar_group).