condition mean min max Sterile Frond 2.74625 0.0 4.65219 Fertile Frond 4.38642 0.0 11.5266 Young Stem with Root 241.190252 0.0 723.029 Mature Stem with Root 54.9185 0.0 161.323 Root 11.184033333333334 0.0 33.5521