condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.42371000000000003 0.0 1.27113 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.98085 0.0 1.60537 Root 3.6544233333333334 0.0 9.7994