condition mean min max Sterile Frond 0.740856 0.541793 1.03349 Fertile Frond 0.776227 0.102781 1.18954 Young Stem with Root 2.263990333333333 0.768111 3.03892 Mature Stem with Root 1.2221776666666666 0.580658 2.13979 Root 1.7553100000000001 1.09115 2.32269