condition mean min max Sterile Frond 0.12412733333333333 0.0 0.372382 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 2.01172 0.0 6.03516 Mature Stem with Root 0.245592 0.0 0.736776 Root 3.2058400000000002 0.0 9.61752