condition mean min max Sterile Frond 3.546797333333333 0.229625 10.0038 Fertile Frond 0.5681240333333333 0.0416111 1.60794 Young Stem with Root 0.0174623 0.0 0.0523869 Mature Stem with Root 0.0321822 0.0 0.0681628 Root 0.0051293 0.0 0.0153879