condition mean min max Sterile Frond 1.1550923333333332 0.0 3.23445 Fertile Frond 0.662029 0.012624 1.768 Young Stem with Root 1.388933 0.310201 2.94379 Mature Stem with Root 1.5764152333333334 0.0121637 4.37242 Root 4.3755068999999995 0.0 13.0649