Fic, be ae aro ge Ngegiensrey i SAND rl ie ee A spiny bur which in- 
closes the spikelets; showing the s coueriag ene 
¢, a lateral view of Os of ae {showing the ss several glumes. Figure 
404 to 407 in Bul. 17 illustrate 
1, 1049. 1753.—Spikelets 1-flowered hermaphro- 
. Glume asin. Panicum av : 
Cran re within the sli slightly hanemed ed fruiting glume and palea. Annual 
erect culms bearing few or many more 
isa snes ‘olen? fos oeutahnac 
ne ae “tropical and. warmer temperate regions of both 
