condition mean min max Sterile Frond 3.5533099999999997 1.7091 6.31 Fertile Frond 3.47399 2.965 4.39027 Young Stem with Root 3.50772 2.18637 5.69026 Mature Stem with Root 5.204256666666667 3.7739 6.91062 Root 4.40784 3.53665 5.6057