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 3-3-7 

 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, mini. 

 Ear bearded 



1. Glumes white, glabrous; grain white . . var. echini turn, 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. splendrns, Howard and Howard. H'heat in India, 193 

 (1910). 



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

 Leake, Esq. It is recorded from the Central Province* 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-graincd ; I) -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-} 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. iclerinum, Howard and Howard. Wheat in India, 214 

 (1910). 



Mentioned by Howard ami 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, ll'heat in I mint, i~X 

 (1910). 



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



