condition mean min max Sterile Frond 6.140476666666666 0.0 11.1646 Fertile Frond 6.337988999999999 0.371577 12.6436 Young Stem with Root 4.6102799999999995 0.0 7.82973 Mature Stem with Root 6.892196666666667 0.0 12.7276 Root 4.923023333333334 0.0 8.36799