condition mean min max Sterile Frond 88.4334 71.3202 99.1645 Fertile Frond 86.03203333333333 79.7006 91.4576 Young Stem with Root 105.41056666666667 84.4517 130.697 Mature Stem with Root 112.4868 81.7894 145.94 Root 77.90729999999999 68.0726 97.1719