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 10.646283333333333 5.01565 16.8644 Root 0.5526833333333333 0.0 1.65805