Avena, Monurnenti dell' Italia Meridionale (Naples, 1902), i.
O150s swelling), a cereal (Avena sativa) belonging to the tribe Avenece of the order Gramineae or grasses.
The genus Avena contains about fifty species mostly dispersed through the temperate regions of the Old World.
Avena, Monumenti dell' Italia Meridionale (Naples, 1902), i.
Avena, Monumenti dell' Italia Meridionale (Naples, 1902), 323 sqq.; O.
Useful grasses which are increased are Lolium perenne and Alopecurus pratensis, and among those of less value Avena favescens, Dactylis glomerata and Poa pratensis.
Avena, Monumenti dell' Arte Meridionale (Naples, 1902), i.
In Stipa, species of Avena, Heteropogon and others the base of the glume forms a sharp point which will easily penetrate the ground; above the point are short stiff upwardly pointing hairs which oppose its withdrawal.
Pratense (Avena flavescens) with a loose panicle and yellow shining spikelets is a valuable foddergrass.
Avena fatua is the wild oat and A.
- Spikelet of Oat (Avena sativa) laid open, showing the sterile bracts gl, gl, or empty glumes; g, the fertile or floral glume, with a dorsal awn a; p, the pale; fs, an abortive flower.