condition mean min max Sterile Frond 2.54365 2.47376 2.68188 Fertile Frond 3.13388 2.4489 3.83768 Young Stem with Root 4.35497 3.88794 5.17818 Mature Stem with Root 4.3123 3.54694 5.13594 Root 1.587381 0.586233 2.66037