what is the hair on top of a helmet called
Galea (helmet) Some of the helmets used by legionaries had a crest holder.[2] The crests were usually made of plumes or horse hair. While they are usually shown in red they probably occurred in other colors, like yellow, purple and black, and possibly in combinations of these colors such as alternating yellow and black.
Fascinator A substantial fascinator is a fascinator of some size or bulk. Bigger than a barrette, modern fascinators are commonly made with feathers, flowers or beads.[11] They need to be attached to the hair by a comb, headband or clip. They are particularly popular at premium horse-racing events, such as the Grand National, Kentucky Derby and the Melbourne Cup. Brides may choose to wear them as an alternative to a bridal veil or hat, particularly if their gowns are non-traditional.