condition mean min max Sterile Frond 15.918466666666667 13.9535 17.0683 Fertile Frond 17.3155 12.9983 24.8369 Young Stem with Root 30.66687 6.10481 51.526 Mature Stem with Root 14.581176666666666 4.77217 32.9133 Root 25.787 15.8959 39.2157