condition mean min max Sterile Frond 10.116933333333334 8.1467 12.3747 Fertile Frond 11.510133333333332 8.641 16.8846 Young Stem with Root 13.7519 10.2291 20.6105 Mature Stem with Root 12.7331 10.3626 16.3119 Root 9.33742 7.4622 11.8857