Definition
Ditatibus is a historical common law writ issued on behalf of an heir who held land descended from multiple ancestors and was being distrained by a lord to perform multiple suits of court — one for each parcel of land or line of descent — when the heir was entitled to perform only a single suit. The writ compelled the lord to accept one consolidated suit of court as sufficient, regardless of how many separate inheritances had merged in the heir's hands.
The writ belonged to the broader family of writs governing feudal tenure obligations and the incidents of military or socage tenure. Its specific function was to prevent lords from leveraging the accidental multiplication of inherited parcels into a multiplication of personal service obligations, which would have imposed disproportionate burdens on an heir whose holdings grew through inheritance rather than independent acquisition.
Why It Matters in Research
Ditatibus is a highly specialized procedural writ of medieval and early modern English law. Researchers are unlikely to encounter it outside of writ registers, Year Book discussions, or commentaries on feudal tenure. Its practical importance extinguished well before the abolition of feudal tenures in England (Tenures Abolition Act 1660) and it has no survival in modern common law systems.
For corpus researchers, the term appears almost exclusively in sources that catalog or classify the old register of writs — works like Fitzherbert's Natura Brevium, Rastell's collection of writs, or Coke's commentary tradition. Bouvier draws on Cowell (Jacob Cowell's Interpreter), which itself was drawing on earlier writ registers. Researchers should treat Bouvier's entry as a relay source, not a primary one; if the writ matters to your research, trace back to Cowell's Interpreter and from there to the relevant writ register.
The term will not appear in American legal practice materials at any period. Its presence in Bouvier is a function of Bouvier's ambition to catalog English legal history comprehensively, not because the writ had American application.
Historical Dictionary Support
Bouvier's is the only shelf source to include this term, and his treatment is brief — essentially a paraphrase of Cowell. Cowell's Interpreter (1607) is the identifiable primary source, situating ditatibus within the register of original writs as a remedy tied to the personal incidents of feudal tenure.
No substantive development of the term appears in Bouvier beyond the single-sentence description. This is consistent with the writ's narrow and archaic character: it addressed a specific procedural grievance within the feudal court system that had little occasion for judicial elaboration once feudalism began its long decline. Black's Law Dictionary does not carry an entry for this term, which underscores its status as a term of purely antiquarian legal interest.
Researchers should note that Bouvier's citation to "Cowel" refers to John Cowell, the Elizabethan/Jacobean civil and common lawyer, and his work The Interpreter (1607), a legal glossary. That work, not Bouvier, is the relevant research endpoint if primary-source accuracy is required.
Jurisdictional Note
Ditatibus is exclusively English in origin and application. It has no recognized counterpart in Scottish, Irish, or colonial American legal practice and did not transfer into any common law jurisdiction as a functioning procedural instrument.