Shooting Mechanisms in Nature: A Systematic Review
Fig 14
Drying coiling catapult mechanism in Cardamine parviflora (Brassicales).
(A) Immature untriggered seedpod. (B) Early stage of dehiscence of the seedpod with two valves starting to coil outwards. (C) When a critical pressure is reached, the valves coil rapidly outwards, discharging the seeds. (D) The seedpod after discharge. Drawings based on schematic drawings in [75]. Scale bar 20 mm.