condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 5.15781 1.19178 11.2304 Young Stem with Root 0.18812700000000002 0.0 0.564381 Mature Stem with Root 0.026215633333333335 0.0 0.0786469 Root 0.021400966666666667 0.0 0.0354179