No. 6. 
CENCHRUS MYOSUROIDES H. B. K.' 
Culms erect or from an ascending base, usually simple, 2 to 4 feet high, stout, 
cenebonae i moot 
eaves of the stem 6 to 10; sheaths glabrous, nearly contiguous; blade Senaaea 
to sheets strigose, flat or sometimes involute, 2 to 4 lines wide, commonly 5 
12 inches long; ligule fimbriate to the base. Radical leaves mele dying. 
Inflorescence a short-pedunculate or partly sheathed, compact, erect spike 3 to _ 
4 lines thick, 3 to 8 inches long, rachis minutely pubescent, sae borne singh 
Spikelets 2 to 24 lines long surrounded at the base by a ring of many retrosely 
barbed stiff bristles of different lengths, the longest equaling the eee body 
lanceolate, acute, tere 
Glumes 4; first inanibranaceous; ovate, 1- to 3-nerved, acute, one-half the length 
of the apitealct. second membranaceous, ovate, 5- to 7-nerved; acute, equaling the 
spikelet; third like the second, but subtending a hyaline 2-nerved palet (this 
lanceolate when in position); fourth (flowering) like the second and third, but 
rather coriaceous, the nerves more obscure and seldom gre 
Flower hermaphrodite. Palet similar in shape and texture to its glume, but 
2-nerved. Stamens 3, anthers linear, about 1 line long. Stigmas 2, linear. 
Grain % line long, somewhat obcompressed, quadrangular, oblong, very obtuse, 
with an embryo three-fourths as long, when mature inclosed in the glumes and 
bristles, the whole falling off together. 
PuLaTE VI; a, spikelet closed; b, spikelet opened, the bristles removed. Onthe 
right in b are the first glume, third ane and sterile ae on the left the second 
glume, flowering glume, and its palet. 
This grass will grow in very dry soil, and will Seoduiee a good crop of forage, 
but is somewhat objectionable on account of the prickly seed-envelopes. 
