condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.8124699999999999 0.0 2.43741 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 6.946004666666667 0.0 20.4323