condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.04915833333333333 0.0 0.147475 Young Stem with Root 0.0107077 0.0 0.0321231 Mature Stem with Root 0.0 0.0 0.0 Root 2.4324066666666666 0.0 7.29722