condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0326766 0.0 0.0980298 Mature Stem with Root 0.30465166666666665 0.0 0.677434 Root 2.910001666666667 0.0 8.20212