CLASSIFICATION OF AMERICAN WHEAT VARIETIES. 173 



KEY TO THE VARIETIES OF CLUB WHEAT. 



la. Spike Awnless. 



2a. Glumes Glabrous. 

 3a. Glumes White. 



4a. Kernels White ( Triticum compactum humboldtii Kcke.). 

 Kernels Short to Midlong. 



Kernels Soft to Semihard. . Page. 



Winter Habit Hybrid 128 173 



Spring Habit. 

 Plant tall. 



Spike oblong-fusiform Little Club 174 



Spike clavate Big Club 175 



Plant short; glumes and kernels very short. 



Spike elliptical Hybrid 143 176 



Kernels Semihard to Hard. 

 Winter Habit. 



Spike oblong-fusiform Hybrid 60 176 



Spring Habit. 



Spike elliptical Hybrid 63 176 



4b. Kernels Red ( T. c. wernerianum Kcke.) 

 Kernels Short to Midlong. 

 Kernels Soft to Semihard. 

 Spring Habit. 



Kernelssoft Hybrid 108 177 



Kernels semihard Hybrid 123 177 



3b. Glumes Brown. 



4a. Kernels White ( T. c. rufulum Kcke.). 

 Kernels Short to Midlong. 

 Kernels Soft to Semihard. 

 Spring Habit. 



Spike oblong-fusiform; glumes dark brown. 



Plant tall, late Jenkin 178 



Spike clavate. 



Glumes light brown Redchaff 178 



Glumes bluish brown Bluechaff 178 



4b. Kernels Red ( T. c. cretisum Al.). 

 Kernels Short to Midlong. 

 Kernels Soft to Semihard. 

 Spring Habit. 



Spike elliptical, stem purple Dale 179 



2b. Glumes Pubescent. 

 3a. Glumes White. 



4a. Kernels Red ( T. c. wittmackianum Kcke.). 

 Kernels Short to Midlong. 

 Kernels Soft to Semihard. 



Winter Habit; spike elliptical Coppei 179 



3b. Glumes Brown. 

 4b. Kernels White. 



Kernels Short to Midlong. 

 Kernels Soft to Semihard. 

 Spring Habit. 



Plant short, early Wilbur 180 



lb. Spike Awned. 



2a. Glumes Glabrous. 

 3a. Glumes Brown. 



4a. Kernels Red ( T. c. erinaceum Kcke.). 

 Kernels Short to Midlong. 

 Kernels Soft to Semutard. 



Spring Habit Mayview 180 



DESCRIPTION, HISTORY, DISTRIBUTION, AND SYNONYMY OF CLUB WHEAT 



VARIETIES. 



HYBRID 128. 



Description. — Plant winter habit, midseason, midtall; stem white, strong, 

 stout ; spike awnless, elliptical, dense, erect ; glumes glabrous, white, short, wide ; 

 shoulders narrow, usually rounding; beaks wide, obtuse, 0.5 mm. long; apical 



