518 CLXVI. AROIDEX. (J.D. Hooker) ` [Synantheria. 
RHAPRIOPHALLUS, Schott Gen. Aroid. t. 27; Syn. 125; Engler Arac. 321, 
would appear from the characters given not to be separable from Synanthorias 
It was founded on a Canara plant collected by Hohenacker, of which I ma 
seen no specimen; and is described and figured as having a few gibbous eret 
and a slender subulate appendage shorter than the spathe. In other respects ! 
agrees with S. sylvatica. 
S. sylvatica, Schott Gen. Aroid. t. 28; Prodr. 176; Engler Ara. 
320; Ic. ined. No. 155; Bot. Mag. t. 7190. Amorphophallus sylvaticns, 
Kunth Enum. iii. 34; Dalz. & Gibs. Bomb. Fl. 259. A. zeylanicus, Blume 
Rumph. i. 148 ; Thw. Enum. 335 ; Engler Arac. 314. Brachyspatha sylvata, 
Schott Syn. 35. B. zeylanica, Schott Syn. 35; Prodr. 127. Arum sylva 
ticum, Koch, Fl. Ind. iii. 511; Wight Ic. t. 802. 
The DECCAN PENINSULA, from the northern Circars to the Concan, and south- 
wards to CEYLON. : divisions 
Tuber subglobose, bulbilliferous. Leaves 1 or 2, 14-23 ft. diam. ; uncle 
1-2-pinnatifid; leaflets 2-6 in., lanceolate, long-acuminate ; petiole and ped the 
1-2 ft., and spathe clouded barred and streaked with green and pale pink. Sadia 
2-4 in., tube broad convolute, base truncate; limb very short, ovate, acute. | OP 
stipitate ; infi. as long as the spathe, terminating in a brown flexuous appen it pel- 
times as long; iufl. cylindrie, male narrowed ; neuters sub 2-seriate, quite bcuneate 
tately adnate, yellow-brown. Male fl. of scattered or fascicled minute sessile ob : 
anthers, Ovaries globose, style very short ; stigma capitate ; ovules subbasi'ar. 
11. THOMSONIA, Wall. 
Characters of Amorphophallus, but appendage clothed be 
depressed neuters and all over above with tubercles. 
T. nepalensis, Wall. Pl. As. Rar. 83, t. 99; Blume Rump Mim 
Engler Arac. 306. T. Hookeri, Engler l.c. 307. Pythonium Wie Enum. 
num, Schott Melet.i.17; Syn. 36; Gen. t. 25; Prodr. 123; Ps, 
ii. 30. Arum grandiflorum, Herb. Ham.—Aroid. Wall. Cat. n. 8949. 
Trorica HIMALAYA; Nepal, Wallich; Sikkim, alt. 2-6000 ft., oe 
Assam, Hamilton. Kasia Hırıs, alt. 1-5000 ft. DW 
Tuber 4—5 in. diam., not bulbilliferous. Leaf 12-18 in. diam. or mores | ve 
3-5 in. ovate or oblong-lanceolate, caudate-acuminate; petiole 18 Zi rale 
stout. Peduncle light green blotched with much darker, sheaths pln ‘the base, 
12-18 by 3-6 in. diam., oblong-cymbiform, shortly narrowly convolute a R 
erect, green. Spadiz 5-10 in., exserted, very stout ; male infl, 2-5 mo Weck green 
appendage 3-4 in. and as long or shorter than the male infl., cylin celle 
changing to yellow, top rounded. Anthers 3-5, substipitate, compress» cells, 0p” 
pollen vermiform. Ovaries globose, 2-celled; style stout; larger than ` 4? 
curved, stigma discoid ; obscurely lobed ; ovule 1, basilar, erect, anatropoo t. 25 
T. Hookeri, Engler Arac. 307 (Allopythion, Hookeri Schott Gen Bog which 
Prodr. 122 ; founded on a very bad specimen of a Khasian plant (the | There is * 
Mr. Brown thinks may be that of an Arisaema) is altogether doubtful. ha 
drawing in Herb. Kew of a curious state of T. nepalensis, with a fan-s 
foliaceous spathe, cut irregularly and deeply into lanceolate acuminate cos 
low with 
ium 
12. PLESMONIUM, Schott. 
Characters of Amorphophallus, but male and fem. inf. distan b 
large obovoid pearl-like or GE? neuters interposed, and nO app? 
age. ` git 
P. margaritiferum, Schott Syn. 34; Gen. t. 26 ; Prodr. 124; 
t, with 
