condition mean min max Sterile Frond 0.34094399999999997 0.0 0.718155 Fertile Frond 0.2956643333333333 0.231733 0.40629 Young Stem with Root 4.678533 0.169159 9.30489 Mature Stem with Root 1.43444 1.17278 1.83835 Root 4.694286666666667 1.77084 10.5098