condition mean min max Sterile Frond 0.669072 0.383725 1.15617 Fertile Frond 2.084771 0.433703 4.6074 Young Stem with Root 3.7199086666666665 0.216496 7.3849 Mature Stem with Root 0.559887 0.0 1.36898 Root 1.3140577 0.0331331 2.76066