KHORASAN WHEAT 



205 



The grains are very long, narrow, white, and flinty, resembling those 

 of T.polonicum and the largest-grained forms of T. dicoccoides, being 10-5- 

 12 mm. long, 3 mm. broad, 3-2-3-4 mm. thick (Figs. 134, 135). 



VARIETIES OF T. orientate, mihi. 

 Two varieties are found differing only in the colour of the awns. 



1. Ear bearded ; glumes w r hite, pubescent ; awns white 



2. Ear bearded ; glumes white, pubescent ; awns black 



Ear bearded ; glumes white, pubescent ; awns white ; 

 T. orientale, var. insigne, mihi. 



Shutar Dandan(= Camel's 

 tooth) (i, Fig. 136). A 

 distinct very early variety, 

 with long lax ears, and long 

 narrow glumes and grains. 

 It comes into ear at Read- 

 ing during the last week of 

 May. 



Young shoots, erect ; 

 young leaves very narrow, 

 pubescent. 



Straw, thin, reedy, of 

 medium height, 95-110 cm. 

 (38-44 inches long) ; upper 

 internode solid or hollow 

 with thick walls. 



Ear, long, very lax, nar- 

 row ; 10-11-5 cm. long, 

 almost square, 10-11 mm. 

 across the sides or 10-11 



mm. across the face and 8-9 mm. across the side ; 

 spikelets 16-20, 2- to 3 -grained ; awns 13-17 cm. 

 long, deciduous, scab rid to the base ; D = 16-18. 



Empty glume, white, pubescent, long and narrow ; 

 keeled to the base, 12-15 mm. long, 4 mm. wide ; 

 apical tooth short (Fig. 134). 



Grain, very long, white, flinty, 10-5-12 mm. long, 

 2-75-3-0 mm. broad, 3-2-3-4 mm. thick. 



var. tnsigne. 

 var. notabile. 



grain white. 



FIG. 134. Empty glume 

 ( x 2) and grain (front, 

 back, and side views, 

 nat. size) of Khora- 

 san wheat (T. orien- 

 tale). 



FIG. 135. Grains of the 

 spikelets of one side of an 

 ear of Khorasan wheat 

 (T. orientale) (nat. size). 



Ear bearded ; glumes white, pubescent ; 

 awns black ; grain white. 



T. orientale, var. notabile, mihi. 



Siah Das ( = Black Hand) (2, Fig. 136). This variety was sent by Sir Percy 

 Sykes from Khorasan with the preceding variety, from which it differs only in 

 the possession of jet black awns. 



