condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.4614133333333333 0.0 1.38424 Young Stem with Root 43.841467333333334 0.430502 92.7459 Mature Stem with Root 4.8294999999999995 2.92566 6.90555 Root 1.63777 1.2019 2.08856