condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 1.0283733333333334 0.0 3.08512 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.6508019999999997 0.508136 5.50385 Root 0.5739466666666667 0.0 1.72184