papilionaceous

/P AA0 P IY1 L IY0 OW0 N EY1 SH AH0 S/
adjective
  1. 1

    Having the form of a butterfly.

  2. 2

    Having a corolla showing bilateral symmetry with prominent wing-like petals, as found in the Faboidea (Papilionoidea).

  3. 3

    Of or pertaining to the Fabaceae family of plants.

Source: https://en.wiktionary.org/wiki/papilionaceous