BARLEY 133 



(HORDEUM VULGARE HoRSFORDIANUM, WlTTM.) 



6. Spikes awnless, lemmas trifurcate. 



Spring uccess, Tarassevich, Horsford. 



B. KERNELS HULLESS 



(HORDEUM VULGARE CXELESTE, LlNN.) 



7. Spikes pale yellow, long, narrow, kernels slim, yellow. 



Spring Baku, Heaven barley or Jerusalem barley or 

 Davids Korn. 



(HORDEUM VULGARE HIMALAYENSE, PlTTIG.) 



8. Spikes pale yellow, short, kernels thick, gray blue. 



Spring Himalaya Hulless, Walper Hulless. 



(HORDEUM VULGARE VIOLACEUM, KCKE.) 



9. Spikes gray violet, awns violet. 



Spring Black Hulless. 



(HORDEUM VULGARE TRIFURCATUM, SCHL.) 



10. Spikes awnless, lemmas trifurcate. 

 Spring Nepal. 



124. Intermediate or hybrid barley (Hordeum inter- 

 medium, Kcke.). In this subspecies the spikelets are all 

 fertile, but bearded only in the two middle rows. As the 

 name implies, it is intermediate between the two-row and 

 six-row subspecies. In fact, it is considered by some to 

 be composed of natural hybrids of these groups. There 

 are two subdivisions, in one of which the spike is wide 

 and erect, while in the other it is narrow and nodding. In 

 all forms the side spikelets are awnless and have smaller 

 kernels than the middle spikelets, showing a partial re- 

 semblance to two-row barley. The two groups are : 



