AGROSTIDE.E. 237 



g. Floral glume 2.5 luni. long, ligule 2-2.5 mm. long, 



awn 2-3 mm. long 22 



g. Floral glume 2.5 mm. long, ligule 2-2.5 mm. long, 



awn 1 mm. long 23 



g. Floral glume 2-2.7 mm. long, ligule 2-3 mm. long, 



1-3 mm. long 24 



g. Floral glume 2-5 mm. long, ligule O.G mm long, 



awn 1-3 mm. long 25 



g. Floral glume 2.3 mm. long, ligule 5-8 mm. long, 



awn 26 



g. Floral glume 2-2.5 mm. long, ligule 0.5 mm. long, 



awnO 27 



g. Floral glume 2.5-3.5 mm. long, ligule 0, awn 2-5 



mm. long 28 



e. Floral glume 3 or more rarely 4 mm. long (h) 



li. Floral glume 3-4 mm. long, ligule 1.5-2 mm. long, 



awn 20-30 mm. long 29 



h. Floral glume 3 or less mm. long, ligule 1 mm. long, 



awn 10-30 mm. long 30, 31 



h. Floral glume 3 mm. long, ligule 8-10 mm. long, 



awn 6-16 mm. long 32 



h. Floral glume 3.5 mm. long, ligule 1 mm. long, awn 



10-15 mm. long 33 



h. Floral glume 3.5-2.5 mm. long, ligule 1 mm. long, 



awn 10-15 mm. long 28 



h. Floral glume 3.5 mm. long, ligule 3-4 mm. long, 



awn 6-15 mm. long 34 



h. Floral glume 3-4 mm. long, ligule 1 mm. long, awn 



8-12 mm. long 35 



h. Floral glume 3 mm. long, ligule 2.5 mm. long, awn 



20-30 mm. long 36 



h. Floral glume 2-3 mm. long, ligule 2-6 mm. long, 



awn 6-10 mm. long 37 



h. Floral glume 3.7-4 mm. long, ligule 5-6 mm. long. 



awn 1-2 mm. long. 38 



