The Flower-class corvette (also referred to as the Gladiolus-class) was a British class of 267 corvettes used during World War II, specifically with the Allied navies as anti-submarine convoy escorts during the Battle of the Atlantic. The generic term "Flower" is derived from the Royal Navy's use of flower names for ships of this class. After World War II many surplus Flower-class vessels saw use in non-Allied navies the world over, as well as civilian use. is the only member of the class to be preserved as a museum ship.