condition mean min max Sterile Frond 1.7645733333333333 0.0 3.30715 Fertile Frond 2.324727 0.102781 5.73141 Young Stem with Root 2.072942333333333 0.153074 5.48967 Mature Stem with Root 3.8141809999999996 0.0 10.7617 Root 0.433087 0.0 0.844616