condition mean min max Sterile Frond 0.17987899999999998 0.133257 0.252416 Fertile Frond 4.314367 0.840741 10.3822 Young Stem with Root 16.23148666666667 3.04716 24.6107 Mature Stem with Root 7.88169 1.48671 19.6331 Root 14.557603333333333 2.58271 28.241