condition mean min max Sterile Frond 0.532653 0.0 1.18554 Fertile Frond 1.07829 0.0 3.23487 Young Stem with Root 0.14350066666666667 0.0 0.430502 Mature Stem with Root 11.47261 1.53457 31.1897 Root 3.6227799999999997 0.0 9.6152