Abstract: A stem bayonet clip having a compression portion with opposing main body portions movable with respect to one another; which may include one or more compression ribs provided on interior surfaces of the opposing main body portions; a locking mechanism provided about an edge portion of the opposing main body portions, the locking mechanism being configured to retain a compressive force applied to a stem of a floral element inserted between the opposing main body portions; and a bayonet portion configured to be inserted into floral foam or similar material. The stem bayonet clip configured to grip the stem portion of a flower while the bayonet portion holds the flower in place (in floral foam) as part of a flower arrangement.