condition mean min max Sterile Frond 0.2062183333333333 0.0 0.618655 Fertile Frond 0.625564 0.0 0.941357 Young Stem with Root 2.57769 0.0 7.73307 Mature Stem with Root 0.10857733333333335 0.0 0.325732 Root 0.90603 0.0 2.71809