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| | Vascular Plant Family Nomenclature |
 | | Thus, in their full extent at the moment, the ranks in use are: superkingdom, kingdom, subkingdom, superdivision, division, subdivision, superclass, class, subclass, superorder, order, suborder, superfamily, family, subfamily, supertribe, tribe and subtribe. |
 | | Names of families proposed with their rank denoted by the term "order" or "natural order" (or an equivalent expression in another language) are to be considered as having been proposed at the rank of family (Art. |
 | | If a name is not given a rank on one page, but names are given ranks elsewhere in the same publication (or different parts of the work), then rank might be established. |
| www.life.umd.edu /emeritus/reveal/pbio/fam/revfam.html (3827 words) |
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