condition mean min max Sterile Frond 4.072 2.44022 6.02859 Fertile Frond 2.1793936666666665 0.438791 4.31197 Young Stem with Root 1.2441943333333334 0.19061 3.05032 Mature Stem with Root 1.881232 0.202006 4.48478 Root 0.0 0.0 0.0