condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.13302966666666668 0.0 0.399089 Young Stem with Root 2.506953333333333 0.0 5.23801 Mature Stem with Root 0.110476 0.0 0.331428 Root 0.0 0.0 0.0