574 LXV. BEGONIACEZ (HOOKER). [ Begonia. 
pubescence, as are the petioles, pedicels, and nerves beneath. Leaves 
petioled, 1-2 ft. long and broad, obliquely suborbicular, deeply cor- 
date, abruptly acuminate, obscurely toothed, glabrous or puberulous 
beneath ; petioles 3-5 in. to a span long, very stout. Stipules very 
large, } in. long and broad, concave, oblong, obtuse, deciduous. Pe- 
duncles unisexual, axillary, shorter than the leaves, stout, much diva- 
ricatingly branched, many-flowered ; pedicels 1-1} in.; bracts ovate- 
oblong. Male fi.: Sepals 2, elliptical-orbicular, concave, white, 1 in. 
long. Petals 0. Anthers many, unilateral, linear, obtuse; filaments 
very short, free. Female fl.: Sepals of the male. Styles 5-6, free; 
stigmas forked, arms linear; papillose band continuous, twisted. 
Ovary 5-6-celled; placentas on the septa, branched. Berries in 
open dichotomously branched cymes 12—18 in. diameter, subglobose, 
obscurely 4-angled, ? in. diameter, pubescent. 
Upper Guinea. St. Thomas Island, alt. 4000 ft., on trunks of trees, Mann! 
10. B. ampla, Hook. f. Monccious. Stem 1-2 ft., very stout, 
woody, together with the petioles and nerves beneath sparsely furfu- 
raceous, young leaves densely clothed with rusty stellate down. Leaves 
long-petioled, 8-10 in. diameter, obliquely suborbicular or very broadly 
obliquely ovate, deeply cordate, abruptly contracted into a slender 
point, obscurely toothed at the tip of the once or twice forked nerves, 
palmately 6-nerved, upper surface with a few scattered minute stellate 
membranous scales that are more numerous below; petiole stout, 
5-8 in.; stipules large, green, convolute, 14 in. deciduous. Pedunele 
stout, 1-2 in., terminated by 2 large convolute orbicular bracts together 
forming a subcampanulate cup 3 in. long and broad, enclosing nume- 
rous shortly pedicelled flowers. Male fl.: Sepals 2, rose-coloured, 
orbicular-obovate, lin. long. Anthers small, subsessile, linear, obtuse. 
Female fl.: Sepals of the male. Styles 3-4, short, free; stigmas 
forked, branches rather long, papillose aed broad, continuous, twisted: 
Ovary 3-4-angled? Berry enclosed in the bracts, subglobose, 3 
diameter ; placentas much branched. 
Pade Guinea. On trees, Prince’s Island, Barter! Fernando Po, alt. 1-2000 ft. 
ann : 
ll. B. poculifera, Hook.f. Monccious. All parts sparsely clothed 
with minute circular epidermal scales or flattened vesicles. Stem robust, 
climbing 16 ft. high, branched, spongy; bark smooth, rather shining: 
Leaves petioled, fleshy, 5—7 in. by 21-3 in., very obliquely ovate-~ 
cate, long-acuminate, quite entire, base rounded or truncate, 3-nerveds 
upper surface sublucid, green with red nerves and margin, lower Pa I 
more densely vesicular; nerves few, thick; petiole }—1 in., very stout; 
stipules 1 in., convolute, coriaceous, oblong, green and dilated at the 
apex. Peduncles in the upper axils short, 1-1} in., strict, very stout, 
terminated by two opposite broadly orbicular rose-coloured bracts, that 
together form a 2-lobed subeampanulate several-fowered cup 41 
long, and as broad. Male f.: Apparently protruded one by one 
