condition mean min max Sterile Frond 2.60602 2.06023 2.99445 Fertile Frond 2.7727199999999996 1.63136 4.47357 Young Stem with Root 3.489383333333333 1.27636 6.28717 Mature Stem with Root 2.1332733333333334 1.11764 2.69243 Root 2.19798 1.28779 3.82177