Comparison Chart for Species of Bromus with Keeled Lemma
Character |
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lemma callus |
blunt to pointed |
blunt |
blunt to pointed |
blunt |
lemma awn length and nature |
6–15 mm may be slightly bent, |
9–20 mm bent, twisted |
4–7 mm not bent or twisted |
1–3(10) mm or awnless not bent or twisted |
lemma teeth length |
0.7–2 mm or none |
2–3 mm |
none |
<1 mm or none |