condition mean min max Sterile Frond 0.369959 0.0 0.895759 Fertile Frond 0.778652 0.256119 1.57574 Young Stem with Root 6.925666666666667 0.0 20.777 Mature Stem with Root 1.73308 0.0 5.19924 Root 11.01648 0.0 29.5016