condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.153805 0.0 0.461415 Young Stem with Root 0.37596 0.0 1.12788 Mature Stem with Root 0.8977506666666667 0.383642 1.46283 Root 5.073616666666666 0.0 14.6199