CLUB, DWARF, CLUSTER, OR HEDGEHOG WHEAT 315 



Trigo canuto. A glaucous early form received from Spain mixed with var. 

 icterinum (p. 312). A form closely resembling it was received also from Bokhara. 

 They come into ear at the end of May at Reading. 



Young shoots, erect. 



Strata, of medium height, 102 cm. (40 inches) high, stout, hollow. 



Ear, 5-6 cm. long, 12-13 mm - across the face, 13-14 mm. across the side ; 

 spikelets 20-22 ; D = 40 ; awns of flowering glumes 5-6 cm. long, stiff, divergent 

 (Ear type i, Fig. 194). 



Empty glume, 7 mm. long, with broad apex ; apical tooth acute, 1-2-5 mrn - 

 long (6, 8, Fig. 191). 



Grain, flinty, apex bluntish with prominent dorsal hump ; 7 mm. long, 3-4 

 mm. broad, 3*35 mm thick. 



Ear bearded ; glumes red, pubescent ; grain white. 



T. compactum rubriceps, Korn. llandb. d. Getr. i. 54 (1885). 

 Kornicke's type was obtained from a cross. 

 Flaksberger mentions its occurrence in the Caucasus. 



Ear bearded ; glumes red, pubescent ; grain red. 



T. compactum, var. echinodcs, Korn. llandb. d. Getr. i. 54 (1885). 



Kornicke's type was obtained from a crow. 



Flaksberger states that it occurs in the Caucasus. 



I have received it from China. 



An early form obtained among the progeny of a " clubbed " ear of T. rulgare 

 (var. milturum) from Chungking, China ; the leaves, stems, and cars l>cf<>rc 

 ripening arc a yellowish grass-green tint. 



Young shoots, erect. 



Straw, short, 60-80 cm. (24-32 inches) high, stout, hollow. 



Ear, 4-4-5 cm. long, sometimes " clubbed," 15 mm. across the face, 20-22 

 mm. across the side ; spikelets 22 ; 1) - 50 ; awns stiff, 3-5-4-5 cm. long (Har 

 types i, 2, Fig. 197). 



Empty glume, 7-8 nun. long, narrow, with slender apical awn 5-8 mm. long 

 (4, 5, Fig. 191). 



Grain, Hinry or semi-flinty with prominent dorsal hump ; 5-8-6-5 mm. long, 

 3-1 mm. broad, 3-15 nun. thick. 



Ear bearded ; glumes blur -black or dark brotcn, glabrous ; grain rrd. 



T. compactum, var. atriccps, Korn. Handb. d. Getr. i. 54 (1885). 



Known only to Kornicke from Seringe. 



Flaksberger records its occurrence in Semiretchcnsk and Turkestan, ami 

 mentions an unnamed variety with white grain from Turkestan 



The examples I possess originated from an ear of Hcrisson barbu (var. 

 icterinum) ; the colour of the glumes is not constant. 



Young shoots, prostrate. 



Stran-, tall, 135 cm. (53 inches) high, somewhat slender, hollow, pink \\licn 

 unripe. 



