condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.32216633333333333 0.0 0.966499 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 5.123282 0.170386 14.0846