condition mean min max Sterile Frond 6.84964 5.06731 10.0133 Fertile Frond 6.68255 4.58996 9.00328 Young Stem with Root 16.561814666666667 0.389044 36.4277 Mature Stem with Root 2.0698066666666666 1.38182 2.90416 Root 0.0892952 0.0 0.222029