spikelets. Note the absence of awns on the lemmas from these spikelets lower on the inflorescence spike. They are present on spikelets higher on culm. The genus is characterized by the presence of only an outer glume on all but the terminal spikelet.
| USA: Illinois : Jackson County |
| Geo--coordinates: (37 42 46.96 N, 89 13 21.89 W) |
Campus, Southern Illinois University Carbondale; flower bed on W side of Agriculture building
Date: "April 4, 2012"(uploaded by paraman1)