condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 8.212486666666667 0.0 20.4793 Mature Stem with Root 3.1013616666666666 0.0 8.79684 Root 8.86957 0.0 23.3516