COMMON BREAD WHEAT 305 



Young shoots, erect. 



Straw, slender, short, 76-81 cm. (30-32 inches) high, hollow with thickish 

 walls ; leaves generally pale yellowish-green. 



Ear, lax, 9-10 cm. long ; spikelets 17-19, spreading, often irregularly arranged ; 

 D = 19-21 (Ear type i, Fig. 185). 



Empty glume, firm, 9-10 mm. long, keeled to base, apex narrow ; apical tooth 

 1-5 mm. long, narrow, curved ; flowering glumes with incurved awns 5-8 mm. 

 long (5, 12, Fig. 166). 



Grain, flinty, 7-35 mm. long, 3-4 mm. broad, 3-45 mm. thick ; resembles the 

 grain of T. durum. 



2. Seigle. A winter form received from France, Germany, and Austria. 

 Young shoots, prostrate or semi-erect. 



Straw, stout, tall, 114-127 cm. (45-50 inches) high. 



Ear, 10-12 cm. long ; spikelets 23, spreading ; D =23 (Ear type i, Fig. 185). 



Empty glume, 9 mm. long, apex narrowed ; apical tooth blunt, -5 mm. long 

 (22, Fig. 1 66). 



Grain, flinty, dorsal ridge somewhat prominent ; 6-6 mm. long, 3-7 mm. 

 broad, 3-4 mm. thick. 



A similar form also from New Zealand under the name Golden Gem. 



3. Fox. A selected sport from Ble a duvet, a French white velvet-chaffed 

 form of var. leucospermum. 



It tillers extensively, and is especially suited to well-drained wheat soils. 

 Young shoots, prostrate. 



Straw, short, 75-90 cm. (about 30-36 inches) high. 

 Ear, tapering, 8-9 cm. long ; spikelets 19-22 ; 0=25-27. 

 Empty glume, 8-9 mm. long, apex narrowed ; apical tooth blunt, i mm. long 

 (14, 15, Fig. !66). 



Grain, semi-flinty, 6-2 mm. long, 3-6 mm. broad, 3-1 mm. thick. 



4. Chinese. A very early form received from Chungking, China. It 

 comes into ear about May 20 Forms with denser, shorter ears (8-9 cm. long ; 

 D = 23) have sported from it. 



Young shoots, erect. 



Straw, stout, of medium height, 84-96 cm. (33-38 inches) high ; leaves pale 

 greenish-yellow. 



Ear, lax, 11-12 cm. long ; spikelets 20 ; D=*= 17-18 (Ear type i, Fig. 186). 



Empty glume, oval, 9 cm. long ; apical tooth acute, -5 mm. long (4, 5, Fig. 

 1 66) ; flowering glumes sometimes with awns 5-10 mm. long. 



Grain, flinty, small, with truncate apex ; 5-8 mm. long, 3-3 mm. broad, 

 3-0 mm. thick. 



Ear beardless ; glumes blackish-yellow, glabrous. 



T. vulgare, var. triste, Flaksb. Bull. App. Bot. Petrograd, iv. 2 (1911). 

 Flaksberger's type was obtained from Sunpan in the province of Sze-chwan, 

 China. 



He describes (i) a spring form, var. triste Sunpani, with ears about 9 cm. 



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