1900.] King — Materials for a Flora of the Malayan Feninsula. 
Leasee of each pair similar in shape, hnt very unequal in 
Fiizo or one qui to snpprosaed. Stamens 6. Fruit as 
in Eu-Sonerila (§ Souerilopsis, Ifi^.) 2^, S, heieroaUmon. 
Leavea of eaoh pair very dissimilar in shape and aizo, ono 
irery Bmall and more or less rotund ate or re ni Form- 
cordate, often dcciduons. Gymea nenallj from the axils 
of the fiTttall leavfiflf hence often apparently leaf -opposed. 
Anthers 3, oblong, obtns©, not oi?er *15 in. long. Frnit 
more or less turbinate or semip^loboae^ obsottrely 
trigonous, uatially oonspicnoualy marioato ; ralves not or 
very slightly eiceeding the margin of the mature calyx, 
often not or indistinctly seprirating from each otker at the 
periphery, but each of them always apUiting into 2 
membranous teeth in the depreas&d centre of the fruit. 
(§ Hexodoti, St<ipf) : — 
Cymaa distinctly, densely and peraistently braotoate, 
distinctly and often long pednucled : — 
Cymes aimpio or 2 or more, sessile on a common 
peduncle, forming' a deoso head :— 
Cymes simple, at length 1-1*5 in. long i leaves 
obliquely oblanceolate to obovate-oblong, 3-7 in. 
by 1-15 in, : — 
Leaves fleshy, glabrous with tbo exception of 
the minotely strigillose nerves of the nnderstde 2'i> S. int^grifolia. 
Leaves membranous, with rather long and spread- 
ing haira beneath and along the margins 25, B. brturfeafa. 
Cymes usually 2 or more, sessile on a common, 
peduncle, vory ahort^ gathered in a dense head j 
leaves obliqnoty obovato, elttptto or oblong, 4-6 in. 
by l'7S-3 in, ... „, ... 26. S, capiUita, 
Cymes usually 2 of mere on a common peduncle, oaoh 
with a special peduncle, gathered in a looee umbel ; 
leaves obliquely elliptic, 3-5 in, by 1'76^2'7S iu, ... 27, S. taesia. 
Cymes ebracteate, or indistinctly or decidtionaly bracteate : — 
Cymes seesile or subaesslle; pednnole, if any, less 
than "5 in., when matoro ; fruit muricate 
Cymes deoas, indistinctly bracteate, sessile :— 
Bracts linear, aaaally minnte, or soppressed j 
calyx pnbeBC*nt ; leaves fleshy, firm when dry, 
glnbrous above, shortly and adpresaedly pubes- 
cent or tomentoae beneath ... 28, 3, HHdulariu, 
Bracta filiform, ciliate, hidden among long spread- 
ing hairs ; calyx shaggy ; leaves membranona, 
very hairy on both aides „. ,..29. B. hmthyantha. 
Cymes snbaeasile somewhat loose, ebracteate or 
decidnoualy bracteate ; — 
Leaves obliquely obovate-lanceolate to oblong, 
2-5-6 in, by 1-2-5 in< 
Leaves somewhat fleshy, firm, when dry with 
oonspionous traueveree reini ; pedicels very 
