SOKGHUM. 207 



times awnless, otherwise nearly as Andropogon ; 

 stamens 3. 



The Asiatic name of S.Vulgare, the Indian Millet, 

 to which species belongs Guinea Corn, Broom Corn, 

 the Sweet Sorghum, and other cultivated races. 



1. S. Nutans (Indian grass, Wood grass). Stem 

 from 3 to 5 feet high ; leaves linear, lanceolate-glau- 

 cous, sheaths smooth, the perfect spikelets at length 

 drooping (yellowish or russet brown and shining), 

 hairy at the base, awn twisted. 



Dry soil. Common, especially southward. 

 Flowers in August and September. 



2. S. Vulgare (Indian Millet Guinea Corn). In 1824 

 the seeds of the genuine Guinea grass was introduced 

 into Cuba, and in a few years changed the economy 

 of agricultural operations in the interior of the 

 Island. 



From Cuba it was introduced into Florida, 

 and soon established its superiority over sev- 

 eral other grasses that went by that name. Its 

 cultivation has been principally confined to the 

 Southern States ever since, where it is considered a 

 necessary and valuable crop. It is sown either in 

 drills or broadcast, same as sorghum or corn, 



3. Sorghum Saccharatum (Broom Corn). 



SPECIFIC CHARACTER. 



Leaves linear, ligules short and hairy; panicle with 

 long, loose, expanding branches ; annual. 



Flowers in August, growing from six to nine feet 

 high. 



