condition mean min max Sterile Frond 3.561463333333333 2.25994 4.53118 Fertile Frond 3.28749 2.67432 4.33265 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0