condition mean min max Sterile Frond 4.0596119999999996 0.718566 8.82367 Fertile Frond 1.9001833333333333 0.42212 4.01147 Young Stem with Root 1.30802 0.0 3.92406 Mature Stem with Root 3.1272433333333334 0.77356 7.55517 Root 2.8457399999999997 0.0 8.53722