condition mean min max Sterile Frond 0.44614766666666666 0.0 0.916732 Fertile Frond 1.1116796 0.0 3.28146 Young Stem with Root 25.004499999999997 0.0 75.0135 Mature Stem with Root 9.578033399999999 0.0510472 27.7246 Root 1.3202533333333333 0.0 3.84599