Leaf parts Grass:blade,lingual,collar,sheath,auricle 莱舌 Liqule Leaf- blade Ligule 葉鞘 Collar Leaf sheath Auricle B Sheath Veins 0p6 Closed Split-overlapping margins FORAGES Node (A) (c) vest Ag Flatten 动物科技子阮早业件子东国 __________________________________________________________________ College of animal science, Northwest Agriculture & Forestry University  西北农林科技大学动物科技学院草业科学系 Copyright reseved by Long Mingxiu Leaf  parts • Grass:blade，lingual ，collar，sheath，auricle