PHILIPPINE SPECIES OF BEGONIA. ' 373 
4. Leaves not narrowed below, obliquely truncate or obtuse at the base, 
not cordate. 
■5. Leaves brown-setose or pubescent at least on the nerves on the lower 
^ 
surface. 
6. Petioles 0.6 cm long; leaves setose only on the nerves. 
28. B. ouminffiana 
6. Petioles 1 to 1.5 cm long; leaves setose on all parts of the lower 
surface 29. B. rizalensifi 
5. Leaves glabrous or nearly so. 
0. Leaves minutely and sparingly brown-furfuraceous on the lower 
surface; flowers vermillion 30. B. esculenta 
6. Leaves quite glabrous; flowers pink. 
7. Capsules 2 cm long, truncate. 31. B. suhtruncttfa 
m 
7. Capsules less than 2 cm long. 
8. Staminate flowers 1 to L2 cm in diameter; capsules more than 
1.5 cm long 32. B. everettii 
8. Male flowers 2.4 cm in diameter; capsules less than 1 cm long. 
33. B. malindangensis 
2. Staminate flowers with 2 sepals and 2 petals; herbs with prostrate stems, 
terrestrial or growing on the trunks or branches of trees, rooting through- 
out their length and sending out scattered leaves and flower-scapes. 
§ DiPLOCLINIUJf. 
3. Leaves peltate, rounded at the base, not at all cordate. 
4. Plant glabrous 34. B. hernandioides 
4. Plant more or less densely villous with long, soft, brown hairs. 
35. B. rufipila 
3. Leaves mostly strongly inequilateral at the base, not at all peltate. 
4. Capsules equally or subequally 3-winged. 
5. Capsules exceeding 1 cm in length; plants with few to many long, 
soft, brown hairs. 
6. Wings of the capsules about 2 mm wide; leaves 5 cm long or less. 
36. B. longovillosa 
6. Wings of the capsules 4 to 6 mm wide; leaves about 15 cm long. 
' ■ ' 37, B. longiscapa 
5. Capsules about I cm long or less. 
6. Capsules rhomboidal or subrhomboidal in outline, acute at both 
ends or subtruncate, the wings triangular-narrowed, acute or 
subacute. 
7. Leaves broadly ovate to orbicular-ovate, slightly acuminate; 
capsules usually about 1.2 cm wide :. 38. B. nigritarum 
7. Leaves narrowly ovate, prominently acuminate; capsules about 
1,5 cm wide -- "-- 39. B. acuminatissima 
' 6; Capsules not rhomboidal in outline, retuse, rounded, or truncate 
at both ends, the wings not triangular-narrowed, rounded. 
7. Leaves glabrous on both surfaces; capsules about 1.5 cm wide. 
8. Leaves ovate, slightly acuminate, the margins subentire; 
petioles 2 to 4 cm long..... .•-■ .■.:....;-..-... 40. B. colorata 
• 8. Leaves narrowly ovate, prominently acuminate: petioles 8 to 
18 cm long. . , 
9. Leaves very oblique, 7 to 11 cm long.. 39. B. acuminatissima 
'9. Leaves only slightly oblique, often subequilateral, 10 to 22 
- ■ I ' cm long ^ ':_....^...- :.: i.A:-^-4L B. yifing^vsU 
