condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 11.423864333333334 0.805123 28.7005 Root 1.25578 0.0 3.76734