condition mean min max Sterile Frond 2.28636 0.63241 4.8071 Fertile Frond 1.309146 0.373427 2.84115 Young Stem with Root 0.44531233333333337 0.0 1.04339 Mature Stem with Root 0.3407053333333333 0.0 0.649569 Root 0.103982 0.0 0.311946