condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 2.8018933333333336 0.0 8.40568 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.017355433333333333 0.0 0.0520663 Root 0.5250859999999999 0.0 1.46003