condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0130029 0.0 0.0390087 Mature Stem with Root 0.06115166666666667 0.0 0.183455 Root 3.3839333333333332 0.0 10.1518