condition mean min max Sterile Frond 1.9469033333333332 0.0 5.84071 Fertile Frond 0.179082 0.0 0.537246 Young Stem with Root 0.44934999999999997 0.0 1.34805 Mature Stem with Root 0.56196 0.0 1.68588 Root 0.0 0.0 0.0