condition mean min max Sterile Frond 17.3984 14.8705 18.9893 Fertile Frond 17.7144 14.3797 21.5637 Young Stem with Root 16.962466666666664 12.8575 22.9382 Mature Stem with Root 14.3967 11.2533 17.653 Root 10.27182 7.53829 14.5071