condition mean min max Sterile Frond 4.57863 4.1515 4.95622 Fertile Frond 5.28148 4.48245 6.67398 Young Stem with Root 4.99261 4.6762 5.36331 Mature Stem with Root 6.5409299999999995 4.89284 8.18187 Root 4.18877 3.54951 4.65088