condition mean min max Sterile Frond 4.811812333333333 0.175419 14.0223 Fertile Frond 12.93381 2.5705 29.8238 Young Stem with Root 7.148682000000001 0.585766 13.1818 Mature Stem with Root 1.8401056666666666 0.660937 3.13227 Root 0.507122 0.208331 1.09499