Advowson collative
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
Where the bishop happens himself to be the patron, in which case (presentation being impossible, or unnecessary) he does by one act, which is termed "collation," or conferring the benefice, all that is usually done by the separate acts of presentation and institution.
2 Bl. Comm. 22, 23; 1 Crabb, Real Prop. p. 13i, § 119.