condition mean min max Sterile Frond 0.040902 0.0 0.122706 Fertile Frond 0.8210963333333333 0.0 1.95338 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 8.78674 1.25866 23.2821 Root 3.5071533333333336 2.34567 5.80151