The Collaborative International Dictionary of English v.0.48:

digitate \dig"i*tate\, v. t. [LL. digitatus, p. p. of digitare,
   fr. L. digitus. See Digit.]
   To point out as with the finger. [R.] --Robinson (Eudoxa).
   Digitate

The Collaborative International Dictionary of English v.0.48:

Digitate \Dig"i*tate\, Digitated \Dig"i*ta`ted\, a. [L.
   digitatus having fingers.] (Bot.)
   Having several leaflets arranged, like the fingers of the
   hand, at the extremity of a stem or petiole. Also, in
   general, characterized by digitation. -- Dig"i*tate*ly,
   adv.
   [1913 Webster]

WordNet (r) 3.0 (2006):

digitate
    adj 1: resembling a finger; "digitate leaves of the horse
           chestnut" [syn: digitate, fingerlike]