condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.03164993333333333 0.0 0.0949498 Mature Stem with Root 2.9576588666666668 0.0 8.77726 Root 0.948855 0.179835 1.35842