condition mean min max Sterile Frond 1.6493478 0.0549834 2.5319 Fertile Frond 10.085080000000001 3.57572 23.0467 Young Stem with Root 13.529474 0.994422 20.8111 Mature Stem with Root 2.1450966666666664 1.24566 3.78538 Root 3.03798 1.94047 4.15894