condition mean min max Sterile Frond 2.933193333333333 1.48625 4.24426 Fertile Frond 2.5618233333333333 1.11329 3.95005 Young Stem with Root 1.32324 0.0 3.05482 Mature Stem with Root 1.57814 0.0 2.94687 Root 0.8388789999999999 0.0 1.80313