CLASSIFICATION OF AMERICAN. WHEAT VARIETIES, 27. 
This variety is distinct and peculiar because of its long acuminate beaks. 
It is usually a poor-yielding variety except in southern California and Arizona,. 
where it appears well adapted. It produces a weak flour, which is mostly 
used for pastry. Spikes, glumes, and kernels of 
Sonora wheat are shown in Plate XXXIV, A. 
History.—Sonora was brought to the United 
States from Magdalena Mission, northern So- 
nora, Mexico, where it has been grown for 150 
years.” It is known to have been grown in the 
United States for about 100 years, as it is the 
wheat grown by the Pima and Yuma Indians 
in Arizona. Several samples of wheat, similar 
to Sonora, have recently been introduced by 
the United States Department of Agriculture 
from South Africa. 
Distribution —Grown in Arizona, Colorado, 
Idaho, Montana, Nevada, New Mexico, Oregon, 
Texas, Utah, Washington, and Wyoming. a 
(Fig. 50.) Fic. 50.—Outline map of the 
: s western United States, show- 
Synonyms.—Ninety-Day, Red Chaff, White ing the distribution of Sonora. 
Sonora. Ninety-Day is a local name of Sonora wheat in 1919. Hstimated 
wheat in Millard County, Utah, while Req area, 243,900 acres. 
Chaff and White Sonora are names commonly used for it by growers in Idaho 
_ and in Utah. 
GRANDPRIZE (ST. LOUIS GRAND PRIZE). 
Description.—Plant winter habit, midseason to late, short; stem white, 
| Strong; spike awnless, clavate, dense, inclined; glumes pubescent, brown, mid- 
long, wide; shoulders midwide, oblique to square; 
beaks wide, obtuse, 0.5 to 1 mm. long; apical awns. 
several, 3 to 15 mm, long; kernels red, midlong, 
soft to semihard, broadly ovate to oval; germ mid- 
Sized; crease usually wide, deep, pitted; cheeks 
rounded to angular; brush large, midlong to long. 
The Grandprize wheat is usually not uniform in 
shape of spike, a small percentage of oblong spikes 
usually being present. Spikes, glumes, and kernels 
of Grandprize wheat are shown in Plate XOXO Be 
History.——Grandprize (St. Louis Grand Prize) 
was originated by A. N. Jones, of Le Roy, N. Y., be- 
Fic. 51.—Outline map of 
a portion of the nee tween the years 1900 and 1908. It was distributed 
United States, showing by Peter Henderson & Co. (110), seedsmen, of New 
the distribution of Grand- York City, in 1910. The wheat derived its name 
prize wheat in 1919. ; * ; 
r he f hat Mr. Jon i 
i caealitdren 32100 from the fact that Jones received a grand prize 
Fae for his cereal exhibit at the St. Louis Exposition 
in 1904. 
Distribution —Grown in Georgia, Illinois, Indiana, Kentucky, Michigan, New 
York, Ohio, and Pennsylvania. (Fig. 51.) 
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18 Verbal statement of Prof, W. W. Mackie, January 22, 1919. 
