42 



Elongation and branching of 

 the tuber. 



Class I. Short. 



a. unbranched 



b. lobulate ... 



c. fingered 



Class 2. Half long. 



a. unbranched 



b. with lobe like 



branches 



c. with finger-like ... 



branches 



26, 70 



24 



78, 170, 74 



Class 3. Long. 



31 tubers set into stem tissur 



a. unbranched 



b. with lobe-like branches 



c. with finger-like branches' 



32 tubers attached by a neck 



to stem-tissue. 



a. unbranched 



6. with lobe-like branches... 



c. with finger-like branches 



4 Not bury-.Dg. 



a. unbranched 



b. with lobe-like branches ... 



c. with finger-like branches 



Combined 

 with flatten- 

 ing of the 

 tubers. 



50,58,88.192 

 20, 44, 98 



. ' 8, 132, 192 



10 14, 74 



76 



12, G8, 118, 

 156 



162 



186 



32. 



Combined Combined with 

 with multi- | tendency of 

 plication of a stem tissue to 

 tubers arising produce addi- 

 from stem- | tional uprising 

 tissue. fleshy autumn 



shoots. 

 26 



22 



2, 6, 8, 18, 140 



12, 30 



28, 36, 370 



34. 38 



16 



A list of the races already figured: the number after the name 

 is that under which thev were received. 



Xo. 2, native name unknown, orio;in a deserted garden on 

 Bukit 'I'imah, Sin«i;a]X)re island, (iard. Bull. T, Xos. 11-12, pi. iii. 



Xo. (). " I^bi merah,"" origin Sintrapore market. Gard. Bull. 

 1. Xos. 11-12, pi. iii. 



Xo. S. " Ul)i, red fingered," origin Luzon, Gard. Bull. 1, Xo. 

 9, fig. 1 on p. 299. 



Xo. 10. " Tugui, finger shaped, Xo. 10.j7,"" origin Luzon, 

 Gard. Bull. 1. Xo. 9, fig. 2 on p. 29<). 



X'o. 12. " ri)i, finger shaped. .Xo. 10.56," origin Luzon, Gard. 

 Bull. 1. Xo. 9. fig. 4 on p. 299. 



Xo. 1-i. ■■ Paiiuit, Xo. ;)190," origin Luzon, Gard. Bull. 1, 

 Xo. 9, fig. S on p. 299 ; and II, Xo. 2, plate ii. 



Xo. lU. Origin Luzon, Gard. Bull. 1. Xo. 9, fig. 6 on p. 299; 

 and Philip. Agric, 111, fig. 14 on p. 207, 



