condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0037211333333333333 0.0 0.0111634 Mature Stem with Root 0.0 0.0 0.0 Root 3.7276612666666664 0.0 11.1662