[ 1753Chambers Cycl. Supp.s.v. Leaf,Triplicato-ternatum. ]
1760 J. Lee Introd. Bot. iii. vi. (1765) 188Triternate, or Triplicato-Ternate; when a Petiole bears three Folioles that are each of them Biternate.
1866 Treas. Bot. 1173Triplicato-pinnate, the same as Tripinnate.