INDIAN DWARF WHEAT 323 



The apex is truncate with a short " brush," the furrow shallow. 



The grains measure from 4 to 5-5 mm. long, 3~3 - 7 mm. broad, and 3~3 - y 

 mm. thick ; the ratio of length : breadth : thickness = about 100 : 75 : 75. 



T. sphaerococcum is a very early wheat, the ear escaping from the 

 upper leaf-sheath about May 20 at Reading. 



VARIETIES OF T. sphaerococcum, mihi. 

 Ear bearded 



1. Glumes white, glabrous ; grain white . . var. echinatum, mihi. 



2. Glumes white, glabrous ; grain red . . var. spicatum, mihi. 



3. Glumes red, glabrous ; grain red . . . var. rubiginosum, mihi. 



Ear beardless 



4. Glumes white, glabrous ; grain white . . var. tumidum, mihi. 



5. Glumes white, glabrous ; grain red . . var. rotundatum, mihi 



6. Glumes white, pubescent ; grain white . . var. globosum, mihi. 



Ear bearded ; glumes white, glabrous ; grains white. 



T. sphaerococcum, var. echinatum, mihi. 



T. compactum, var. splendens, Howard and Howard. Wheat in India, 193 

 (1910). 



This variety I received from the United Provinces, India, through H. M. 

 Leake, Esq. It is recorded from the Central Provinces by Howard and Howard. 



Young shoots, erect. 



Straw, stout, rigid, hollow, very short, at Reading 45-60 cm. (18-24 inches) 

 long. 



Ear, erect, stiff, 4'5-6'5 cm. long, almost square, 10-11 mm. across the face 

 and side ; spikelets 15-23, 3- to 4-grained ; = 35-40 (Ear type i, Fig. 205). 



Empty glume, 4-6 mm. long, 3'5-4'5 mm. across, with a broad curved scabrid 

 tooth (i, Fig. 202) ; awns of flowering glumes spreading, stout, rigid, 1-2-3 cm - 

 long, often more or less curved. 



Grain, very short, prominent on the dorsal side, flinty ; apex blunt, 4-5 mm. 

 long and 3 mm. broad. 



Ear bearded ; glumes white, glabrous ; grain red. 



T. sphaerococcum, var. spicatum, mihi. 



T. compactum, var. icterinum, Howard and Howard. Wheat in India, 214 

 (1910). 



Mentioned by Howard and Howard as a wheat of the Central Provinces, but 

 not described. I have not seen it. 



Ear bearded ; glumes red, glabrous ; grain red. 



T. sphaerococcum, var. rubiginosum, mihi. 



T. compactum, var. erinaceum, Howard and Howard. Wheat in India, 178 

 (1910). 



Received from India as " Punjab Type 4 " (2, Fig. 205). 



