condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 1.9798466666666668 0.0 5.93954 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.091503 0.0 0.274509 Root 0.22045099999999998 0.0 0.661353