condition mean min max Sterile Frond 3.6189999999999998 1.06602 6.7517 Fertile Frond 8.682536666666667 2.52023 16.7617 Young Stem with Root 3.83013 2.61901 5.54408 Mature Stem with Root 7.263076 0.331428 10.8781 Root 0.8378976666666667 0.0 2.16411