condition mean min max Sterile Frond 19.81204 1.33191 53.6918 Fertile Frond 11.751873333333332 5.15018 20.5642 Young Stem with Root 4.6388300000000005 1.76461 6.16763 Mature Stem with Root 8.878826666666667 5.82033 13.6443 Root 22.64844 5.66759 55.1409