condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.14306066666666667 0.0 0.429182 Young Stem with Root 3.9791000000000003 0.0 11.9373 Mature Stem with Root 0.06591433333333334 0.0 0.197743 Root 2.0375829999999997 0.0 5.28975