Briza minor |
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little quaking grass |
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Habit | Plants annual, delicate, 7.5–80 cm tall. |
Leaves | blades 1–12 cm × 1–8(10)mm; flat, slightly scabrous. |
Inflorescences | (2)4– 14(18) × 3–11 cm wide. |
Spikelets | 2–4(7)mm, triangular, with 4–7(13); florets. |
Glumes | usually purple; lower glumes 2–2.5 mm; upper glumes 2–3.5 mm with 3–7 veins. |
Caryopses | 0.8–1 mm. |
Lemmas | 1.6–2 mm, often irregular in shape, becoming hyaline distally, glabrous or minutely scurfy, with indistinct veins; awnless. |
Anthers | 0.4–0.5 mm. |
2n | =10, 14. |
Briza minor |
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Distribution | |
Discussion | Disturbed dry meadows, seasonal wetlands around vernal pools, open woodlands, sand hills, roadsides, and pastures. 0–1300m. BW, CR, Est, Sisk, WV. CA, WA; east to NC, south to Mexico; worldwide. Exotic. Briza minor is a delicate grass with tiny, pendent, triangular spikelets. Aira caryophyllea is equally delicate, but its spikelets are simpler, and its lemmas are not inflated. |
Source | Flora of Oregon, volume 1, page 365 Barbara Wilson, Richard Brainerd, Nick Otting |
Sibling taxa | |
Web links |
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