Fig. 1

The physiological status of the dehydration-stressed rhizomes. a, b Water contents expressed as (a) a relative water content in % and (b) g per g DM. c Electrolyte leakage expressed in the form of an injury index. d The proportion of rhizomes able to regenerate new shoots when re-watered. The x axis depicts the duration of stress in h; D-7,D-14,D-22, D-28 represents the number of days after replanting