854 
LXVI. BEGONIACEAL 
[Begonia. 
Leaves round, blunt .... 
Leaves peltate from over-lapping lobes 
Leaves ovate entire distinctly unequally 
cordate lobed. 
Petiole glabrous; leaves hairy on nerves 
only; flowers rather large . 
Petiole hairy; leaves hairy all over 
beneath ...... 
Leaves glabrous. 
Leaves oblique, cordate 3 in. long; flowers 
small ...... 
Leaves oblique cordate *5 in. long; flowers 
•5 in. wide...... 
Leaves lanceolate acute, base oblique. 
Leaves oblong ovate cordate 3 in. long; 
flowers -25 in. wide .... 
Leaves orbicular crenate not oblique *5 in. 
wide ...... 
(9) B. clivalis 
(10) B. thaipingensis 
(n) B. carnosula 
{12) B. leucantha 
(13) B. debilis 
(14) B. guttata 
(15) B. variabilis 
(16) B. phoeniogramma 
(17) B. sibthorpioides 
larger wing usually 
B. Hasskarli 
B, eiromischa 
(20) B. Scortechinii 
iv. Monoptera. Capsule, with 2 short and one much 
thick, dehiscing on the faces between the wings. 
Leaves peltate. 
Petioles slender, glabrous . . . • ( l8 ) 
Petioles thick, woody . . . . (19) 
Leaves lanceolate not cordate or oblique. 
Leaves hairy, base long, narrowed 
Leaves glabrous, lanceolate. 
Leaves narrowed to base, distant serrulate . (21) B. rhoephila 
Leaves broad at base, toothed . . . (22) B. perakensis 
Leaves broad at base, ovate, long acuminate, 
edge sinuate ..... (23) B. Klossii 
Leaves large 9 in. long, ovate acute, fleshy . (24) B. Herveyana 
Leaves ovate acuminate dentate . . . (25) B. monticola 
Leaves ovate oblique, cordate, broad and 
round, not acuminate, completely 
glabrous. 
Flowers 1*5 in. wide; stems short . . (26) B. venusta 
Flowers i'5 in. wide; stems tall with large 
stipules.(27) B. longicaulis 
Flowers under 1 in. wide. 
Leaves undulate, acutely acuminate . . (28) B. paupercula 
Leaves rounded not undulate. 
Bracts ovate acute ..... (29) B. Robinsonii 
Bracts linear.{30) B, pavonina 
Leaves hairy on nerves only and on edge; 
flowers small ..... 
Leaves all hairy; flowers large. 
Rhizome creeping ..... 
Stem tall, 3 ft., hairy .... 
Stem 4 to 12 in. tall; leaves thin; flowers 
small (escape) ..... (34) B. hirtella 
{31) B. Maxwelliana 
( 32 ) 
( 33 ) 
B. decora 
B. Lowiana 
(1) B. tricornis Ridl. Journ. Roy. /Is. Soc. S. Br. 75, p. 35. 
B. Roxburghii Ridl. Journ. F.M.S. Mus. iv. 20 (not of DeCandolle). 
Stem 3 ft. tall, succulent, glabrous, dull red. Leaves lanceo¬ 
late long acuminate, base unequally cordate, edge toothed, 6 to 
8 in. long, 2 in. wide, light green. Flowers in clusters on short 
