condition mean min max Sterile Frond 3.2236433333333334 0.0 8.25787 Fertile Frond 3.405736666666667 0.0 7.13375 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.7083 0.0 11.1249 Root 0.39255 0.0 1.17765