condition mean min max Sterile Frond 0.17051943333333333 0.0700443 0.248271 Fertile Frond 0.46946240000000006 0.0862612 1.11983 Young Stem with Root 2.8939500000000002 0.0 8.68185 Mature Stem with Root 0.2409134 0.0711392 0.454553 Root 1.8503148999999999 0.0136904 5.48917