condition mean min max Sterile Frond 4.925999333333333 0.907508 12.4589 Fertile Frond 3.791436666666667 1.4616 7.35243 Young Stem with Root 0.6974360000000001 0.250412 1.00892 Mature Stem with Root 0.51361 0.350408 0.794253 Root 0.0554495 0.0 0.143199