182 153. AROIDEX. 
acuminata, petiolo levi. Pedunculus 15 poll. vel ultra longus, 
levis. Spatha 6 poll. longa, glabra, inferne convoluta, intus basi 
verrucosa ; lamina ovata, subacuta. Spadia sessilis, quam spatha 
duplo longior, inter partes mascule et femineæ pilis paucis in- 
structus, pars feminea j-1 poll. longa, 4 poll. crassa, mascula 
l-li poll. longa, basi angustata; appendix 7-10 poll. longa, 
i-l poll. erassa, tereto-attenuata, pilis longis flexuosis laxe 
obtecta. Ovarium ellipsoideum vel subglobosum, 2-loculare ; 
stylus 4 lin. longus, crassus; stigma 2-lobum. 
Formosa: Takow, on Ape's Hill (A. Henry, 1914!). Herb. 
Kew. 
This differs from all the other species of Amorphophallus by 
the presence of hairs upon the appendix, resembling Helicodi- 
ceros crinitus, Schott, in this respect, and the few that occur 
between the male and female parts of the spadix represent the 
only approach to neuter organs hitherto found in the genus. 
4. Amorphophallus Konjac, A Koch, in Berlin. Allgem. Gartenz. 
1858, pp. 166, 411. 
Amorphophallus Rivieri, * Durieu, in Cat. des graines du jard. Bordeaux, 
1869, p. 12”; Rev. Hort. 1870, p. 573, figs. 75-76; 1872, p. 19; 1873, 
pp. 905 & 344; Gard. Chron. 1873, p. 610, figs. 117-119; F?. des Serres, 
xix. (1873) p. 43, tt. 1958-1961 ; Engl. in DC. Monogr. Phan. ii. p. 312; 
Illustr. Hort. xix. (1872) p. 246; Monats. Ver. Beford. Gartenb. Berlin, 
1880, p. 187, t. 7. 
Brachyspatha Konjac, K. Koch, in Berlin. Allgem. Gartenz. 1858, 
pp. 166, 412. 
Conophallus Konjac, Schott, ex Mig. Annal. Mus. Bot. Lugd.- Bat. ii. 
p. 202; Franch. et Savat. Enum. Pl. Jap. ii. p. 7. 
Ariseema Konjac, Stebold, ex K. Koch, in Berlin. Aligem. Gurtenz. 1858, 
pp- 166, 412. . 
Dracontium polyphyllum, Thunb. FI. Jap. p. 234, non Linn. 
Proteinophallus Rivieri, Hook. f. in Bot. Mag. t. 6195. 
Tapeinophallus Rivieri, Baill. Dict. Bot. i. plate issued in part 5, 
June 1877, et iv. p. 153. 
Hydrosme Rivieri, Engl. Bot. Jahrb, i. (1881) p. 188. 
SzkecHvEN: South Wusban, cultivated (A. Henry, 5544 !). 
Herb. Kew. 
Cochinchina, Japan (cultivated). 
Probably leafy specimens from Ichang (Henry, 4223), distri- 
buted from Kew, also belong here. Dr. Henry states of it, that 
“The same plant is cultivated by the name of Mo-yiz; the root- 
stock is deprived of its acrid qualities by washing with water, and 
