111 
Fie. 407. ATUS Linn. Sp. Pl. 1050. 1753. COCK SPUR.— 
A stout, perennial 3-10 in, (19-319) high, with rather broad, 
flat leaves and c cylindrical, dense spikes 8-12 em. (3-5) long. Sheaths loose, 
glabrous; ligule TEPA 10-30cm 
5-12 mm. ape) vi de, plane, acuminate, smooth or Involucres (a) 
pilose or downy, 3- to 5- flowered (b), with many spines above and with a row 
of rigid barbed bristles near the base. The with its unequal 
glumes, is shown by e, and the flowering glume and palea } . fields 
and waste Places, Sou 
and southward.) March to September. 
