condition mean min max Sterile Frond 3.132346666666667 1.96442 4.15437 Fertile Frond 17.697899999999997 5.52671 41.8092 Young Stem with Root 13.088930000000001 3.06779 19.8842 Mature Stem with Root 4.23414 2.85216 6.02867 Root 2.5351566666666665 1.58713 3.64461