condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 2.6989566666666662 0.0 8.09687 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.20649066666666668 0.0 0.619472