condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 8.2684 0.0 24.8052 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.24094933333333335 0.0 0.722848 Root 1.0272233333333334 0.0 2.29443