condition mean min max Sterile Frond 1.593866 0.434008 3.23643 Fertile Frond 3.355643333333333 1.09096 7.29601 Young Stem with Root 5.44059 1.45068 13.0165 Mature Stem with Root 3.2012799999999997 1.00485 4.94619 Root 2.5722666666666667 0.94839 4.72629