condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.46449433333333334 0.0 1.0763 Mature Stem with Root 0.0 0.0 0.0 Root 15.275866666666666 0.0 45.8276