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 46.430517 0.765451 108.155 Root 6.435431666666666 0.122585 12.6022