7 DIOSCOREACE. [ LASIOPHYTON. | 
3. D. triphylla, Linn. Aman. Acad. ww (1754), 131; Lamk- 
. Encycl. Method. iit (1789), 234; Prain and Burkill l. c. p. 25 D- 
doemona, Roxb. ; Fl. Ind. iti, (1832) 805 ; F. B. I. vi, 289 ; Watt, 
E. D. ; Prain Beng. Pl. 1066 ; Cooke Fl. Bomb. wi, 756. 
From India to New Guinea, occurring just within S. W. China and 
in Formosa. Linnzus in 1853 applied the name “triphylla” to a 
form of D. pentaphylla ; in 1754 he applied it as Prain and Burkill 
use it here. 
Var. doomona, P. and B. l. c. page 26. 
A pubescent plant, common in India. Within the area of this flora 
it has been recorded by Burkill from Saharanpur Government 
Garden, Siwalik range in the Mohand Pass, N. Oudh, Gorakhpur, 
Mirzapur, Gwalior and Bundelkhand. Duistrrrs.: Central India and 
C. Provinces, extending to the less rainy portions of Java. 
Roxburgh says of D. demona that the roots are dreadfully nauseous, 
even after being boiled. 
Section OPSOPHYTON. 
4.D. bulbifera, Linn. Sp. Pl. (1753), 1033; Prain Beng. 
Pl. 1066 ; Cooke Fl. Bomb. ii, 758 ; Prain and Burkill l. c. p. 26. 
D. crispata, Roxb. ; Fl. Ind. iii, 802. D. heterophylla, Roxb. ; 
Fl. Ind. iii, 804. D. oppositifolia, Campbell Econ. Prod. Chutia 
Nagpur (1886) p. 7. D. pulchella, Roxb. ; Fl. Ind. wi, 801. D. 
sativa, Thunb. Fl. Jap. 191; F. B. I. vi, 295 ; Duthie in F. and 
G. Crops pt. wi, 11. Plate lrxx. 
From India to the remotest parts of the Pacific, ascending the Himalaya 
to 5,000 ft., and in S. China, in S. Japan, and in N. Australia. In- 
troduced into Trop. America and Africa. 
Var. vera. P. and B. 1. c. page 26; D. pulchella, Ror b., 1. c. 
801: 
Tuber and bulbils short, acid ; leaves shining on upper surface.—very 
common in Upper Gang. Plain.—Vern, Rdi-dlu. 
Var. sativa. P. and B. 1. c—Vern. Radt-dlu (Hind).— 
Tuber very small; bulbils large, nearly smooth, greenish-brown ; leaves 
large, broadly ovate.—Cult. in India and on the shores of Pacific. 
—(Otaheite Potato). 
Var suavior, P. and B. |. c. p. 26. 
Tuber and bulbils scarcely acrid.—Cult. in India, and recorded from 
Jhansi. 
