condition mean min max Sterile Frond 21.4052 18.6581 25.4908 Fertile Frond 18.683500000000002 15.3042 23.8582 Young Stem with Root 13.4543 10.0266 17.0859 Mature Stem with Root 13.462076666666666 7.63593 20.9678 Root 12.16872 8.35826 15.7365