rattlebox

A toy or instrument that makes a rattle sound; a rattle.

An American herb (Crotalaria sagittalis), whose ripe seeds rattle in the inflated pod.

Any species of Crotalaria, a genus of yellow-flowered herbs, with inflated, many-seeded pods.

An ornamental shrub (Sesbania punicea) native to Brazil, Argentina, Paraguay and Uruguay.

Any species of Rhinanthus, a genus of annual hemiparasitic herbaceous plants.