DISEASES OF MAIZE. 265 



well developed. Kernels very hard, and set close upon the axis or cob ; pointed, higher 

 than wide. Rows irregular at their base. Corneous portion thick ; groove single and 

 wide. Specific gravity, I '289. The cob of this variety is small, and the kind is early. 

 It is esteemed by the Vermont farmers. 



9. Canada pop-corn, Egyptian com (fig. 4) . Yellow. Color blue and dark purplish-red. 

 Ear small, firm and hard. Cob small and reddish. There are several varieties of the 

 yellow and the dark colored, all of them early and small, and used only for popping. 

 Specific gravity of the dark-puiplisii Indian Canada pop-corn, 1"298. 



10. Rice corn. White and yeilovv. Kernel pointed, mucronate, or the back terminates 

 in a point where the silk was inserted. Rows 12 - 16, and irregular at base. Ear 4 to 6 

 inches long, and tapering. It is a beautiful variety, and probably one of the richest and 

 sweetest. It bears from three to four ears on a stalk, but is rather unproductive. It is 

 used principally for popping. 



11. Illinois or Lady-Jinger corn. Pale yellow. Ear small, slender and tapering. Rowa 

 12. Kernels small, pointed, rounded upon the back. It is an unproductive kind, bear- 

 ing sometimes four ears upon a stalk, but the stalk is from 7 to 8 feet high. It is a late 

 kind, remarkable for the great amount of stalk and leaves, or what might be termed 

 offal. 



The indented kinds are also quite numerous. 



12. Large Ohio Dent coi-n (fig. 14) . Ear large, cylindrical. Yellowish-white. Corneous 

 portion placed upon the side ; back indented. Starch extends to the investing membrane. 

 Size remarkably large, and ears from 12 to 14 inches long. It has 868 kernels upon an 

 ear, in 12 to 14 rows. Cob reddish and chaffy. One hundred and seventy bushels of this 

 corn have been raised upon an acre. ' 



13. Virginia Golden corn (fig. 9) . Reddish-yellow, polished. 



14. Kentucky corn (fig. 8) . Kernel white, somewhat shrivelled, elongated and pointed. 

 Both these varieties are starchy and light, and are known in market as Ohioor Southern 



corn. 



The large white-flint is a later variety of white corn, but is cultivated here occasionally. 

 Its ear and kernel is large and white, with a specific gravity of 1* 151. 



DISEASES OF MAIZE. 



The Maize Brand {Uredo maydis, Decandolle; U. zea, Chevalier). 

 Plate LVII. Fig. 1, 2. 

 All the species of brand, more or less, cause decisive injury to the organs of the plants 

 which they infest ; but the maize brand, among all the kinds of brand found in our cul- 

 tivated grasses, produces the greatest and most extensive local transformations. It attacks 

 [AoBicuLTiniAL Repokt — Vol. n.] 34 



