| 11(5). |
Plants annual; florets 2 per spikelet;
lemma awns 1 cm or more long |
Secale |
|
 (Gould
1975) |
|
| 11. |
Plants perennial; florets not consistently 2 per spikelet, or if florets consistently 2 per spikelet then lemmas awnless or with awn less than 1 cm long |
12 |
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