condition mean min max Sterile Frond 0.267283 0.0 0.801849 Fertile Frond 0.75693 0.0 1.26894 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 5.781263666666667 0.0 16.4607 Root 0.36443000000000003 0.0 1.09329