22 6 THE WHEAT PLANT 



25-26, 3- to 4-grained ; D = 23-26 ; awns stout, 15 cm. long, somewhat divergent 

 (Ear type i, Fig. 141). 



Empty glume, 10 mm. long; apical tooth 3 mm. long; secondary notch 

 distinct (4, Fig. 138). 



Grain, very large, flinty, 10 mm. long, 3-9 mm. broad, 4 mm. thick. 



A similar but smaller form, with ears 6-8 cm. long (D = 30-35), was received 

 from Italy under this name. 



Ear bearded ; glumes red, pubescent ; awns red ; grain red. 



T. durum, var. aegyptiacum, Korn. Handb. d. Getr. i. 73 (1885). 



Kornicke obtained this variety from Egypt, Apulia, and the Government of 

 Kharkov, Russia. 



Vermelho fino. A form showing affinities with T. turgidiim or T. vulgar e 

 received from Portugal. 



Young shoots, semi-erect ; young leaves with a few hairs. 



Straw, of medium height, 90 cm. (about 36 inches) high ; upper internode 

 hollow with thick walls. 



Ear, 7-9 cm. long, square, 10-14 mm. across the sides; spikelets 19-22, 3- 

 grained ; = 26-27 ; awns 15-17 cm. long, somewhat divergent (Ear type i, 



Fig- MS)- 



Empty glume, 11-12 mm. long ; apical tooth short, blunt, -5-1 mm. long (18, 



19, Fig. 138). 



Grain, very long, pale red, flinty, 10 mm. long, 3-5 mm. broad, 3-5 mm. 

 thick. 



Ear bearded ; glumes red, pubescent ; awns black ; grain white. 



T. durum, var. apulicum, Korn. Handb. d. Getr. i. 73 (1885). 



Kornicke obtained forms of this variety with lax and dense ears from Apulia 

 (Italy), Andalusia (Spain), and a dense-eared form from Lower Egypt. 



Flaksberger states that a lax-eared spring form and a dense-eared winter 

 form of this variety are cultivated in the Transcaucasus. I received a form with 

 long, lax, narrow ears from the United Provinces, India, and one with short 

 dense ears from Spain. 



Cawnpore 18. Indian form. 



Ear, long, lax, and narrow, almost square in section, 8-9 cm. long, 9-10 mm. 

 across the sides ; spikelets 22-24 > D = 28-32 ; awns 11-13 cm - l n g (Ear types 

 i, 2, Fig. 142). 



Empty glume, short, 8 mm. long ; apical tooth stout (8, 10, Fig. 138). 



Grain, flinty, small, 7-7 mm. long, 3-1 mm. broad, 3 mm. thick. 



Ear bearded ; glumes red, pubescent ; awns black ; grain red. 



T. durum, var. niloticum, Korn. Handb. d. Getr. i. 73 (1885). 



Kornicke obtained dense-eared specimens of this variety from Upper Egypt 

 and Apulia, Italy. 



Flaksberger records isolated ears from Russia (the Don Provinces), and I 

 have had it from Asia Minor. Some of the forms I have seen of this variety 



