condition mean min max Sterile Frond 11.103812333333334 0.214771 32.7149 Fertile Frond 1.1782806666666668 0.0 3.45336 Young Stem with Root 0.013848300000000001 0.0 0.0415449 Mature Stem with Root 0.10948859999999999 0.0 0.246631 Root 0.0773414 0.0 0.15937