condition mean min max Sterile Frond 0.1289726 0.0 0.327364 Fertile Frond 2.9294179999999996 0.0 8.34424 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0421955 0.0 0.0702801 Root 0.046542966666666664 0.0 0.0765543