condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.049300000000000004 0.0 0.1479 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.13546766666666668 0.0 0.406403 Root 3.413933333333333 0.0 10.2418