HYPP-A Unité de Malherbologie & Agronomie
Weed Science & Agronomy
INRA-Dijon

Bayer Code : setlu

Scientific name: Setaria pumila (Poiret) Roemer & Shultes


Synonym(s) of Sc. name: Setaria glauca auct. non (L.) Beauv., Setaria lutescens F.T. Hubbard.

Classification: Gramineae, Monocotyledonous

Common name: yellow bristle-grass

Synonym(s) of Common name:

Name per country: DE : Niedrige Borstenhirse ; ES : almorejo blanco ; FR : sétaire glauque ; IT : pabbio rossastro ; PT : milhã-amarelada ; EN : yellow bristle-grass ; NL : zeegroene naaldaar ;

Biological type: Annual


Seed snapshot Seed:

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Seedling snapshotSeedling snapshot Seedling:

- Shoot folded, leaf sheath flattened.

- Leaf blade 2-5 times longer than wide, leaf more or less hairy.

- Ligule membranous, ciliate, surrounded with a ring of hairs, auricles absent.


Adult plant snapshot Adult plant:

- Height: 10-50 cm. Plant tufted, glabrescent.

- Stem erect, sometimes spreading, slender, smooth.

- Leaves bright-green, 4-7 mm broad, with long hairs in place of ligule. Red anthocyanins exist giving a dull blue-green colour. Hairs lanate, scattered, up to 5-10 mm, only at base of the blade and on its margins.

- Inflorescence in spike -like panicle, 2-5 cm long, oblong or cylindric, dense, yellowish, smooth up and down, with a scabrid rhachis; many hairs, yellow, fascicled, very prominent; spikelets ovate, obtuse. Unequal glumes, the upper just exceeding the 1/2 of the flower ; fertile floral glumes transversally wrinkled.

- Populations exist which are resistant to triazines in France, Canada, Spain, U.S.A.

- Biological type: annual.


Ecological profile (click on flags): BeneLux   Present     Germany  Present     Spain  Present     France  Present     Italy  Present     Portugal  Present    

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