folding response, or “sleeping,” or nyctinastic movement.

background begins botany branch bright closeup composition compound environment evergreen exotic finger flora floral flower fold folding foliage forest fresh garden grass green growth hand herb leaf leaflet leisure life macro mimosa movement natural nature nyctinastic parenchyma park pattern plant produce pudica pulvinus reaction response sensitive shame shrub skin sleep sleepy spring stimulus texture top-down touch touch-me-no touch-me-not touched tree tropical vegetation wet wild wildflower “sleeping