condition mean min max Sterile Frond 13.4538 11.8716 14.7113 Fertile Frond 14.9627 12.2757 17.0755 Young Stem with Root 26.663433333333334 14.0501 33.0124 Mature Stem with Root 12.548256666666667 9.62067 15.261 Root 12.6521 10.9593 15.0441