condition mean min max Sterile Frond 16.8483 15.4876 18.0555 Fertile Frond 20.344566666666665 17.6887 24.2171 Young Stem with Root 28.8002 21.6093 37.1331 Mature Stem with Root 33.8536 26.6427 44.5453 Root 22.04873333333333 17.9285 28.6789