condition mean min max Sterile Frond 0.57067 0.0 1.71201 Fertile Frond 0.12924933333333333 0.0 0.387748 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 5.646366666666666 0.0 16.9391 Root 3.5209230000000002 0.167069 8.21574