condition mean min max Sterile Frond 1.32578 0.0 2.03984 Fertile Frond 9.071316666666666 0.0 24.6966 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.1009546666666667 0.0 2.73809 Root 0.34713900000000003 0.0 0.731894