condition mean min max Sterile Frond 23.6602 20.4877 27.7248 Fertile Frond 26.67056666666667 19.6291 37.5555 Young Stem with Root 39.7664 29.5835 51.3658 Mature Stem with Root 38.0338 16.3935 50.4103 Root 7.0253266666666665 3.78805 11.2263