siliquae

/S IH0 L IH0 K EY0/
noun
  1. 1

    A weight of four grains; a carat.

noun
  1. 1

    A long dry fruit (seed capsule), length more than twice the width, typical to cruciferous plants and consisting of two fused carpels that separate when ripe.

Source: https://en.wiktionary.org/wiki/siliqua, https://en.wiktionary.org/wiki/siliquae, https://en.wiktionary.org/wiki/silique