A Handbook of Nebraska Grasses. 21 
FIG, PAGE 
7. First glume one-half the length of the spikelet.... 
oy AS Se ae ee eee ene are Panicum leibergii 30 89 
7. First glume less than one-third the length of the 
a Oe NE 2 Se eee a eae 8 30 
8. Spikelets densely hairy.. Panicum wilcorianum 30 90) 
8. Spikelets sparsely hairy to smooth........... 
Panicum seribnerianum 30 90 
210. eS Se ea) Oe eee, Oo 8) SS 


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Panicum leibergii. Panicum wilcoxianum. anicum scribnevianum. 
