condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.48697999999999997 0.0 1.46094 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.2638033333333336 1.00313 4.57219 Root 0.0 0.0 0.0