condition mean min max Sterile Frond 1.089801 0.0 3.02799 Fertile Frond 0.9346380000000001 0.0 2.31834 Young Stem with Root 4.682223 0.134812 13.4522 Mature Stem with Root 1.6807843333333334 0.0 4.34808 Root 0.8133168 0.0 2.4093