condition mean min max Sterile Frond 4.814754000000001 0.189232 12.848 Fertile Frond 3.7880233333333337 0.10867 10.0119 Young Stem with Root 2.4213933333333335 0.0 5.93557 Mature Stem with Root 3.5722300000000002 0.0 9.11195 Root 2.82085 0.0 6.37001