When occurring naturally, leaf death begins at the tip or margins, and progressively wipes out green as it marches in a coordinated manner towards the leaf base. However, when triggered prematurely by environmental factors that unevenly target leaves, affected leaf regions die earlier than other parts.
In Brazil
Leaf metabolite profile of the Brazilian resurrection plant Barbacenia purpurea Hook. (Velloziaceae) shows two time-dependent responses during desiccation and recovering