Per Servitium
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
(L. Lat.) By the service. PER STIRPES (Lat. stirps, trunk or root of a tree or race). By or according to stocks or roots; by right of representation.
Gen. St. Mass. 1860; c. 9, § 12; 6 Cush. (Mass.) 158, 162; 2 Bl. Comm. 217, 218; 2 Steph. Comm. 253; 2 Wooddeson, Lect. 114. 115; 2 Kent, Comm. 425.