condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.16769366666666666 0.0 0.503081 Young Stem with Root 0.148602 0.0 0.230722 Mature Stem with Root 3.8134259999999998 0.523848 9.05187 Root 0.8292539 0.0405397 1.67689