condition mean min max Sterile Frond 2.34527 1.99276 2.93486 Fertile Frond 1.6106133333333332 1.42707 1.87757 Young Stem with Root 1.662163 0.965289 2.39404 Mature Stem with Root 1.3377893333333333 0.994798 1.77811 Root 0.612924 0.366738 1.04464