tilley seed

from The Collaborative International Dictionary of English v.0.48

Tilley \Til"ley\, n., or Tilley seed \Til"ley seed`\ (Bot.)
   The seeds of a small tree ({Croton Pavana}) common in the
   Malay Archipelago. These seeds furnish croton oil, like those
   of {Croton Tiglium}. [Written also {tilly}.]
   [1913 Webster]