. . of the way the sticks line up in a row on the plate. Probably from back in the Red Coat days.
Back in the Greek Revival days soldiers would line up in a row and march toward the enemy in a Greek phalanx to be slaughtered as they marched.
This strategy ignored the fact that the "uncivilized" Romans had whipped the phalanx by forcing the fight to broken ground and attacking it with smaller units.