condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.49620333333333333 0.0 1.48861 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 6.854850000000001 1.06678 16.2632 Root 0.501256 0.0 1.34295