condition mean min max Sterile Frond 7.02227 4.20796 9.93904 Fertile Frond 11.134913333333333 5.6384 17.9962 Young Stem with Root 19.8943 14.0577 31.1816 Mature Stem with Root 33.772 19.7139 52.6176 Root 0.527928 0.358752 0.779398