condition mean min max Sterile Frond 3.39486 2.90298 3.8263 Fertile Frond 3.2262566666666666 2.55253 3.58723 Young Stem with Root 2.70911 2.21476 3.40797 Mature Stem with Root 3.8808633333333336 2.83674 4.42177 Root 2.32769 1.15677 3.16717