condition mean min max Sterile Frond 0.38806999999999997 0.0 1.16421 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 5.5276 0.0 16.5828 Mature Stem with Root 1.2098653333333333 0.722848 1.9907 Root 4.579353333333334 0.78724 9.56014