condition mean min max Sterile Frond 4.315708 0.913764 9.03622 Fertile Frond 2.5727600666666666 0.0712802 4.8638 Young Stem with Root 1.5504773333333333 0.264433 3.7855 Mature Stem with Root 2.306905 0.0 6.71281 Root 0.342845 0.0 0.902278