388 
MERRILL. 
27. Begonia ramosii sp. nov. 
Herba erecta, succulenta, glabra, 20 ad 50 cm alta, pauce ramosa ; 
foliis membranaceis, oblongo-ovatis valde inaequilateralibus, basi non. 
angustatis, valde obliqn'e cordatis, apice acuminatis, margine distanter 
irregulariter dentatis, haud lobatis; inflorescentiis axillaribus, brevibus, 
congestis, angustis, 2 ad 4 cm longis; floribus mascnlinis numerosis, 
sepalis 2, suborbicularibus, petalis nnllis; capsnlis obovatis, 1.3 ad 1.5 
cm longis, truncatis, base acutis, aeqnaliter 3-alatis. 
An erect, glabrous, succulent, sparingly branched herb 20 to 50 cm 
high, the lower parts of the stems prostrate or ascending, often rooting. 
Leaves when dry membranaceous, oblong-ovate, obliquely inequilateral, 
12 to 18 cm long, 4 to 7.5 cm wide, base obliquely and prominently 
cordate, both lobes rounded, one much narrower than the other, apex 
prominently acuminate, margins irregularly and rather distantly dentate, 
not lobed; basal nerves 7, the outer ones short the lateral nerves above 
the base usually about 3 on each side of the midrib; petioles 4 to 8 cm 
long; stipules caducous, membranaceous, 1 to 1.5 cm long. Panicles 
in the upper axils, narrow, congested, 4 cm long or less. Male flowers 
pink, several on each of the very short lateral branches of the panicle, 
the bracts 10 to 15 mm long. Sepals 2, suborbicular or orbicular- 
obovate, about 7 mm long. Petals none. Stamens about 20. Female 
flowers : Perianth-lobes 4, subequal, oblong, obtuse, 9 to 10 mm long. 
Styles 3, forked; stigmas twisted. Capsules obovate, 1.3 to 1.5 cm 
long, about 2 cm wide, truncate or subtruncate, base narrowed, rounded 
or subacute, equally 3-winged. 
Luzon, Province of Laguna, San Antonio, in forests, Bur. Sci. 109 ^1, 109J/2 
(type) 1201ft Ramos, August, 1910. 
28. Begonia cumingiana (Kotzsch) C. DC. Prodr. 15 1 (1864) 320; F.-Vill. 
Noviss. App. (1880) 98; Vid. Phan. Cuming. Philip. (1885) 116, Rev. PI. Vase. 
Filip. (1886) 143. 
Petermannia cumingiana Klotzsch in Monatsb. Berl. Akad. (1854) 124, Abh. 
Akad. Berl. (1855) 75, t. 6, f. G. 
Diploclinium cumingianum Miq. FI. Ind. Bat. I 1 (1857) 691. 
Luzon, Province of Albay, Cuming 856 in herb. Kew. : Province of Albay, For. 
Bur. 12260 Curran, June, 1908. 
The specimen collected by Mr. Curran agrees closely with the description and 
with sketches made by myself from Cuming’s plant in the Kew Herbarium. It is 
well characterized by its short petioles. 
Endemic. 
29. Begonia rizalensis sp. nov. 
Herba erecta, ramosa, subtus foliis ramulis petiolisque breviter brun- 
neo-strigosis ; foliis oblongis valde inaequilateralibus, basi vix angustatis, 
oblique cordatis, altero latere late rotundatis, altero angustis, acutis, apice 
acuminatis, margine distanter irregulariter dentatis; petiolo ad 10 
mm longo; floribus paniculatis, masculinis sepalis 2, reniformi-orbieu- 
