condition mean min max Sterile Frond 17.0818 13.1184 21.2896 Fertile Frond 30.447966666666666 22.7712 42.2211 Young Stem with Root 23.675 15.6111 29.1542 Mature Stem with Root 25.6438 22.2854 28.3673 Root 27.311700000000002 19.3049 36.2096