condition mean min max Sterile Frond 3.8119199999999998 1.76621 5.06122 Fertile Frond 4.34537 1.98488 5.70037 Young Stem with Root 4.6031466666666665 3.01722 5.97622 Mature Stem with Root 5.83654 3.8201 6.89865 Root 3.7056333333333336 1.69152 4.80097