vexilo 18
Vexil or Vexila was a type of small sail used by the Romans as an emblem, flag or standarde. Pennant. The Latin term was vexillum. In botany, it is the name given to the upper, or posterior, petal of the papillionated (butterfly-shaped) corolla, usually larger than the remaining four. Nortorian beards and lateral some feathers of birds.