130. Agropyron tenerum Vasey. SLENDER WHEAT-GRASS.—a, The 
ene glumes which enclose the four Tieets b. 
0. AGROPYRON Gaertn. 1 nai Comm. Acad. Sci. Petrop. ees 589, adits 
y Spikelets 3- t 
rachilla articulated | above the empty glumes under each flowering glume. 
acute or 
a awned; flowering gl umes rounded on m the back, or slightly keeled above, 5- to 
acute or awned from the _ rarely obtuse. Palea 2-keeled, bristly-. 
ntat the apex, uenally etherent nt to tl he palea. 
aod 
uea 
