condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 4.441096666666667 3.29533 6.0854 Mature Stem with Root 3.4171947333333335 0.0878422 9.8092 Root 24.989611 0.965953 72.7441