condition mean min max Sterile Frond 0.3482383666666667 0.0843601 0.491285 Fertile Frond 0.715375 0.0 2.00534 Young Stem with Root 0.22831 0.0 0.523329 Mature Stem with Root 4.1999889999999995 0.203147 11.004 Root 1.7813833333333335 1.39603 2.07019