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FOC | Family List | FOC Vol. 22 | Poaceae

65. Briza Linnaeus, Sp. Pl. 1: 70. 1753.

凌风草属 ling feng cao shu

Authors: Sheng-lian Lu & Sylvia M. Phillips

Annual or perennial, slender. Leaf blades linear or broadly linear, flat. Inflorescence an open panicle; pedicels filiform. Spikelets ovate to rotund, laterally compressed or globose, florets several to many, glumes and florets horizontally spreading, disarticulating above glumes and between florets; glumes subequal, shorter than florets, narrowly ovate to orbicular, 3–5-veined, margins broad, scarious, apex hooded; lemmas tightly overlapping, orbicular to oblate, deeply concave, papery to leathery, 5–11-veined, back gibbous, usually slightly keeled, margins broad, membranous, appressed to floret above, base cordate, apex obtuse, cuspidate or 2-lobed; palea slightly or much shorter than lemma, lanceolate to orbicular, keels narrowly winged. Stamens 1–3. Caryopsis plumply elliptic; hilum round to elliptic, or linear.

Twenty-one species:temperate Asia, Europe, and South America; three species (two introduced) in China.

The delicate panicles of plump spikelets on fine trembling pedicels are very ornamental and are used in dried flower arrangements (Quaking Grass).

1 Panicle drooping, with few spikelets; spikelets ca. 12 × 10 mm; florets 10–12.   3 B. maxima
+ Panicle erect, with numerous spikelets; spikelets 3–6 × 4–7 mm; florets 3–8   (2)
2 (1) Perennial; ligule 0.5–1.5 mm; spikelets 4–6 mm; anthers 1.5–2 mm.   1 B. media
+ Annual; ligule 3–6 mm; spikelets 3–5 mm; anthers ca. 0.4 mm.   2 B. minor

Lower Taxa


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