condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 11.078652333333332 0.662857 17.5111 Root 24.006161666666664 0.0 71.6578