Simplify the following text for a Grade 12 native English-speaking person.
Original: Gladiolus ( from Latin , the diminutive of gladius , a sword ) is a genus of perennial bulbous flowering plants in the iris family ( Iridaceae ) .
Simplified: Gladiolus ( from Latin , the diminutive of gladius , a sword ) is a genus of flowering plants in the iris family ( Iridaceae ) .