condition mean min max Sterile Frond 17.56007 9.4729 33.3545 Fertile Frond 11.57208 8.46806 17.601 Young Stem with Root 10.989419999999999 5.57656 13.9388 Mature Stem with Root 15.3294 11.4715 20.9655 Root 19.475366666666666 16.9882 22.824