condition mean min max Sterile Frond 21.625799999999998 16.1545 25.9832 Fertile Frond 21.3867 20.0344 22.3607 Young Stem with Root 19.6573 12.3468 29.6538 Mature Stem with Root 36.886399999999995 25.6705 52.8561 Root 30.8764 25.9245 37.5402