condition mean min max Sterile Frond 14.54944 9.20352 17.2386 Fertile Frond 12.770703333333334 7.74191 15.6396 Young Stem with Root 6.62247 2.04969 12.2265 Mature Stem with Root 9.44007 4.80071 12.1857 Root 12.640386666666666 9.99976 15.7611