Close observation of a common fern challenges long-held notions of how plants move. A commentary on 'Fern fronds that move like pine cones: humidity-driven motion of fertile leaflets governs the timing of spore dispersal in a widespread fern species'.

Abstract

This article comments on:Jacob S. Suissa, Fern fronds that move like pine cones: humidity-driven motion of fertile leaflets governs the timing of spore dispersal in a widespread fern species, Annals of Botany, Volume 129, Issue 5, 11 April 2022, Pages 519–527 https://doi.org/10.1093/aob/mcab137