condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.5221466 0.0 1.53111 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 2.4494113333333334 0.561454 4.65645 Root 0.681512 0.0 1.90237