condition mean min max Sterile Frond 3.63837 3.42851 3.76393 Fertile Frond 4.50048 2.60818 6.86386 Young Stem with Root 6.3317733333333335 5.03227 8.7098 Mature Stem with Root 4.83035 2.98028 7.0472 Root 4.3669899999999995 2.2085 5.65307