The Collaborative International Dictionary of English v.0.48:

Ogeechee lime \O*gee"chee lime`\ [So named from the Ogeechee
   River in Georgia.] (Bot.)
      (a) The acid, olive-shaped, drupaceous fruit of a species
          of tupelo (Nyssa capitata) which grows in swamps in
          Georgia and Florida.
      (b) The tree which bears this fruit.
          [1913 Webster]