Banneret

[…] yet the scarfs and the bannerets about thee did manifoldly dissuade me from believing thee a vessel of too great a burthen.

His armor and his horse were black; there was no device on his shield and no banneret on his spear.

A list of new titles was manufactured as follows: Ensign, Lieutenant, Flight-Leader, Squadron-Leader, Reeve, Banneret, Fourth-Ardian, Third-Ardian, Second-Ardian, Ardian, Air Marshal. […O]ne may regret “Banneret”, which has a flavour and associations, more especially as the leader of a formation in the air went into battle flying a streamer which formed a rallying mark as did the banner of the knight for his vassals.