Overview
The entire state of Missouri is part of the PLSS system. The are few, if any grants of land prior to the creation of the United States. Large tracts of land are described according the Township, Section, Range system while smaller lots are described by metes and bounds legal descriptions.
New Legal Descriptions
R.S.Mo. 327.272 prohibits anyone but a MO licensed surveyor from drafting a new legal description.
Condominiums
448.2-104 gives details on how to draft a legal description for a condominium unit in Missouri.