condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 2.7855600000000003 0.0 8.35668 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.403239 0.0 0.881424 Root 0.4198566666666667 0.0 1.25957