condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.34887333333333337 0.0 1.04662 Young Stem with Root 0.180901 0.0 0.324582 Mature Stem with Root 5.716917333333334 0.658972 13.7558 Root 1.560017 0.840991 2.06789