18 
come to be greatly feared by the majority of farmers. Unless one wishes to 
give up his land entirely to Johnson-grass, and can certainly avoid its spreading 
to the lands of others, its introduction would be of doubtful economy, owing to 
on 5 and — spreading roots. In India the natives make rude pens 
m thes 
Andropogon hallii Hack. Turkey-foot; Colorado Sand-grass. 
This is a stout grass, from 3 to 6 feet high, closely related to the Big Blue-stem 
eae de provincialis), but appears to be confined to the — a.c of the 
West. It is common in the sand hills of Nebraska, and extends southward into 
Texas. Its agricultural value is not known, but it is 
probably about the same as that of Big Blue-stem. 
Andropogon iwarancusa Blan. 
tropical Africa, preted related to A. nardus, The root 
has a bitter and aromatic taste, and affords a medicine 
which in India is a for cholera 
Andropogon laniger Desf. 
A pet rigid grass, l to 2 feet high, native of India and 
rther n Africa, godwing in the dry, hilly, or mountain 
a perfume ( Herba schenanthi or Junci odorati). The aro- 
matic oil is sometimes used as a cooling medicine, and the 
fragrant roots are occasionally woven in screens and mats, 
as are those of A. squarrosus 
Andropogon macrourus Michx.  Brook-grass ; Cluster- 
flowered Beard-grass. 
This is a stout-growing species, often Mii A a taap of 
6 feet, and in many characters resembles common 
Broom-sedge (Andropogon virginicus). It is Hs less com- 
mon, however, and is confined to wet, swampy places, 
hence one of the common names, “ Brook-grass.“ It 
no recognized agricultural value 
Andropogon montanus Roxb. 
A nativo of southern Asia and northern and eastern Austra- 
i 
Fic. 7.—Bushy Blue-ste $ ; : 
tan — eee p: narrow leaves and oblong panicle, 2 to 5 inches long. A 
perennial of rapid growth and valuable for fodder when 
young. The grein is collected and used as food by the natives of the hilly parts 
of northern In 
Andropogon muricatus. (See Andropogon squarrosus.) 
Andropogon nardus Linn. Citronella-grass. 
A parió of southern Asia and northern Australia; also cultivated in Ceylon because 
its value in yielding, as it does, the oil of commerce known as e ee 
which i ist ted for — m = a condiment, and. for pextamety.. E tis 
Cey seg 
and the annual value of the export of this product from that des alone is 
placed at about $35,000. 
Linn. Bushy Blue-stem; Indian-grass; Reed-grass; Wild 
Andropogon nutans 
Oat-grass. (Fig. 7.) 
This is a stout perennial, 4 to 6 feet high, growing in dry soil along the borders 
of fields and open woods, and on the prairies in the West it often forms a 
A stout grass, 3 to 5 feet tall, native of southern Asia and 
