condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 3.4158766666666667 0.0 8.72626 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.42334333333333335 0.0 1.27003 Root 0.18453299999999997 0.0 0.553599