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Key to Alopecurus
https://fsus.ncbg.unc.edu/main.php?pg=show-key.php&keyid=39720
3 Awn about as long as the glumes (at most exceeding the glumes by 1 mm) | |
3 Awn longer than the glumes, exceeding the glumes by 1.5-3.5 mm. | |