condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.9969399999999999 0.0 2.99082 Young Stem with Root 3.0872233333333337 0.0 9.26167 Mature Stem with Root 0.0 0.0 0.0 Root 2.3449566666666666 0.0 7.03487