69 



Fig. 47. Phleum pratense L. TIMOTHY.— a, Empty glumes; b, the floret, 

 showing 3 stamens and 2 stigmas. Fig. 451 in Bui. 17 illustrates another species 

 of the genus Phleum. 



47. PHLEUM Linn. Sp. PI. 59. 1753. Spikelets 1-flowered, hermaphrodite; 

 rachilla articulated above the empty glumes, not prolonged beyond the floret. 

 Empty glumes 2, compressed-carinate, equal, usually ciliate on the keels and 

 abruptly mucronate or short awn-pointed; floral glume shorter than the empty 

 ones, thin, truncate, awnless, rather loosely inclosing the grain. Stamens 3. 

 Styles distinct. Annual or perennial grasses, with simple, erect culms and 

 dense, cylindrical or oblong, terminal spike-like panicles. 



Species 10, in the temperate and cooler regions of the Old and New World. 

 North American species 2, one of which, it is claimed, was originally introduced 

 from Europe. 



